1 2001-06-25 Jim Wilson <wilson@redhat.com>
3 * config/i960/t-960bare (i960-c.o): Add missing header dependencies.
4 * config/i960/t-vxworks960: Likewise.
6 2001-06-25 Dale Johannesen <dalej@apple.com>
8 * bitmap.c (bitmap_last_bit_set): Fix a non-c89 usage (null actual
11 Mon Jun 25 11:10:51 CEST 2001 Jan Hubicka <jh@suse.cz>
13 * i386.md (movsi_insv_1, movsi_insv_1_rex64): Fix constraints.
15 2001-06-25 Joseph S. Myers <jsm28@cam.ac.uk>
17 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
18 doc/gcc.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
19 doc/md.texi, doc/rtl.texi, doc/tm.texi: Be more consistent about
20 the use of "GCC" and related terms.
21 * doc/gcc.1, doc/gcov.1: Regenerate.
23 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
25 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
26 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Remove
29 Sun Jun 24 21:21:49 CEST 2001 Jan Hubicka <jh@suse.cz>
31 * (movsi_insv_1, movsi_insv_1_rex64): Allow immediate operand.
33 2001-06-24 Richard Henderson <rth@redhat.com>
35 * builtins.c (expand_builtin_expect_jump): Disable if the
36 expression can't be re-evaluated.
38 2001-06-24 Nick Clifton <nickc@cambridge.redhat.com>
40 * config/arm/arm.c (arm_compute_save_reg_mask): For FIQ interrupt
41 handlers examine register r0-r7, for other interrupt handlers
42 examine r0-r12. If the interrupt handler is not a leaf function
43 save all call clobbered registers.
44 (arm_output_epilogue): If the prologue has pushed the IP register,
46 (Arm_expand_prologue): For interrupt functions that need the frame
47 pointer, push the IP register before it is corrupted.
49 * config/arm/arm.h (ARM_SIGN_EXTEND): Fix compile time warnings
50 about the use of signed and unsigned quantities in a conditional.
52 2001-06-23 Richard Henderson <rth@redhat.com>
54 * config/alpha/crtfastmath.c: New file.
55 * config/alpha/t-crtfm: New file.
56 * config/alpha/elf.h (ENDFILE_SPEC): Use crtfastmath.o.
57 * config/alpha/osf.h (ENDFILE_SPEC): Likewise.
58 * config/alpha/t-crtbe (EXTRA_PARTS): Add pieces defined here.
59 * config.gcc (alpha-{linux,freebsd,netbsd,osf}): Use alpha/t-crtfm;
60 do not set extra_parts here.
62 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
64 * doc/install-old.texi: Remove more documentation of configure
66 * doc/install.texi: Add it here.
68 Sat Jun 23 19:40:05 CEST 2001 Jan Hubicka <jh@suse.cz>
70 * i386-protos.h (emit_i387_cw_initialization): Declare.
71 * i386.md (movsi_insv_1): Remove '*'.
72 (fix_trunc?f?i2): Revamp to use control word parameters.
73 (fix_trunc?i_1): Likewise; update splitters.
74 (fix splitter): Remove.
75 * i386.c (MAX_386_STACK_LOCALS): set to 3.
76 (emit_i387_cw_initialization): New function.
77 (output_fix_trunc): Do not initialize control word;
78 kill dead code; simplify.
80 2001-06-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
82 * cppmacro.c (make_string_token): Avoid warning.
83 (cpp_macro_definition): Prepend the macro name. Update
85 * cppmain.c (cb_define, dump_macro): Update for changes
86 to cpp_macro_definition.
88 Sat Jun 23 10:20:03 CEST 2001 Jan Hubicka <jh@suse.cz>
90 * flow.c (attempt_auto_inc, try_pre_increment_1): Fix typo.
92 Sat Jun 23 01:23:59 CEST 2001 Jan Hubicka <jh@suse.cz>
94 * flow.c (mark_set_1, attempt_auto_inc, mark_used_reg,
95 try_pre_increment_1): compute REG_FREQ using bb->frequency.
97 * regclass.c (loop_cost): Kill.
98 (frequency): New global variable.
99 (record_operand_costs): Replace loop_cost by frequency.
100 (scan_one_insn): Likewise.
101 (regclass): Likewise; set frequency according to bb->frequency.
103 * flow.c (split_edge): Set frequency.
105 Sat Jun 23 01:16:42 CEST 2001 Jan Hubicka <jh@suse.cz>
107 * predict.c (block_info_def): Add nvisited.
108 (propagate_freq): Count nvisited; re-queue delayed blocks; handle
111 * flow.c (dump_edge_info): Dump the probability of edge.
112 (combine_predictions_for_insn): Dump the basic block.
114 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
116 * doc/gcc.texi: Update documentation of source files of C
119 2001-06-22 Richard Henderson <rth@redhat.com>
121 * doc/invoke.texi (-funsafe-math-optimizations): Document its
122 possible effects at link time.
124 2001-06-22 Diego Novillo <dnovillo@redhat.com>
126 * basic-block.h (dump_edge_info): Declare.
127 (clear_edges): Declare.
128 (mark_critical_edges): Declare.
129 * flow.c (dump_edge_info): Remove static declaration.
130 (clear_edges): Ditto.
131 (mark_critical_edges): Ditto.
132 (free_basic_block_vars): Only clear edges and free basic block
133 array if basic_block_info is not NULL.
134 * ssa.c (compute_dominance_frontiers): Remove static declaration.
135 * ssa.h (compute_dominance_frontiers): Declare.
137 2001-06-22 Toshiyasu Morita (toshiyasu.morita@hsa.hitachi.com)
139 * predict.c: (expected_value_to_br_prob): Check for const_true_rtx
140 instead of const1_rtx for true case.
142 2001-06-22 David Mosberger <davidm@hpl.hp.com>
144 * config/ia64/crtfastmath.c: New file.
145 * config/ia64/t-ia64 (EXTRA_PARTS): Include it.
146 * config/ia64/linux.h (ENDFILE_SPEC): New.
148 2001-06-22 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
150 * config/h8300/h8300.c (asm_file_start): Remove reference to
153 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
155 * c-common.c (verify_tree): Check for x being NULL.
156 * doc/c-tree.texi: Document COMPOUND_BODY of an empty
160 2001-06-22 DJ Delorie <dj@redhat.com>
162 * config/arm/arm.h (struct machine_function): Remove ra_rtx.
163 * config/arm/arm.c (arm_mark_machine_status): Remove ra_rtx.
164 (arm_return_addr): Use get_hard_reg_initial_val et al.
165 * config/d30v/d30v.h (struct machine_function): Remove ra_rtx.
166 * config/d30v/d30v.c (d30v_mark_machine_status): Remove ra_rtx.
167 (d30v_return_addr): Use get_hard_reg_initial_val et al.
168 * config/rs6000/rs6000.h (struct machine_function): Remove ra_rtx.
169 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
171 (rs6000_mark_machine_status): Remove.
172 (rs6000_return_addr): Use get_hard_reg_initial_val.
173 (rs6000_ra_ever_killed): Use has_hard_reg_initial_val.
174 * config/v850/v850.h (INIT_EXPANDERS): Delete.
175 * config/v850/v850.c (struct machine_function): Delete.
176 (v850_init_machine_status): Delete.
177 (v850_mark_machine_status): Delete.
178 (v850_free_machine_status): Delete.
179 (v850_return_addr): Use get_hard_reg_initial_val.
180 (v850_init_expanders): Delete.
182 Fri Jun 22 19:20:59 CEST 2001 Jan Hubicka <jh@suse.cz>
184 * predict.c (estimate_bb_frequencies): Do not handle conditional
185 jumps jumping to fallthru basic block as conditional jumps.
187 Fri Jun 22 19:11:28 CEST 2001 Jan Hubicka <jh@suse.cz>
189 * regs.h (struct reg_info_def): Add freq field.
190 (REG_N_REFS): Update comment.
192 * regclass.c (scan_one_insn): Update REG_FREQ.
193 * flow.c (mark_set_1): Update REG_FREQ, make REG_N_SETS unweighted.
194 (attempt_auto_inc): Likewise.
195 (mark_used_reg): Likewise.
196 (try_pre_increment_1): Likewise.
197 * local-alloc.c (struct qty): Add freq field.
198 (alloc_qty): Set freq.
199 (update_equiv_regs): Set REG_FREQ.
200 (QTY_CMP_PRI): Use freq.
201 (combine_regs): Update qty->freq.
202 * global.c (struct allocno): Update comment for n_refs;
204 (local_reg_freq): New array.
205 (global_alloc): Update freq field;
206 allocate and initialize local_reg_freq.
207 (allocno_compare): Use freq field.
208 (find_reg): Likewise.
209 * reload1.c (count_pseudo): Use freq isntead of n_refs.
210 (count_spilled_pseudo): Likewise.
212 * tm.texi (GCOV_TYPE_SIZE): Document.
213 * basic-block.h (gcov_type): Define.
214 (struct edge_def): Use gcov_type for count field.
215 (struct basic_block_def): Likewise.
216 * defaults.h (GCOV_TYPE_SIZE): Define.
217 * final.c (end_final): Use GCOV_TYPE_SIZE.
218 * flow.c (dump_edge_info, dump_flow_info, dump_bb): Print count fields
219 using HOST_WIDEST_INT_PRINT_DEC.
220 * gcov-io.h (__fetch_gcov_type, __store_gcov_type, __read_gcov_type,
221 __write_gcov_type): New.
222 (store_long): Remove.
223 * gcov.c (gcov_type): Set default.
224 (struct adj_list): Use gcov_type for arc_count.
225 (bb_info): Use gcov_type for succ_count, pred_count and exec_count.
226 (create_program_flow_graph): Read arc_count properly.
227 (solve_program_flow_graph): 'total' is gcov_type.
228 (output_data): Line_counts is gcov_type, print it properly.
229 * libgcc2.c (struct bb): Counts is gcov_type.
230 (__bb_exit_func): Use __read_gcov_type and __write_gcov_type.
231 * profile.c (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set default.
232 (GCOV_TYPE_SIZE): Define.
233 (struct bb_info): succ_count and pred_count is gcov_type.
234 (compute_branch_probabilities): Use __read_gcov_type,
235 print read edges to the dump file.
236 (total): Is gcov_type.
237 (gen_edge_profiler): Use GCOV_TYPE_SIZE.
239 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
241 * optabs.c (emit_libcall_block): When using non-call exceptions,
242 don't mark libcalls never throwing.
244 2001-06-21 Stan Shebs <shebs@apple.com>
246 * objc/objc-act.c (hash_init): Use xcalloc.
248 2001-06-21 Richard Henderson <rth@redhat.com>
250 * flow.c (entry_exit_blocks): Initialize frequency.
251 (split_block): Copy it.
252 (dump_flow_info): Dump it.
254 Thu Jun 21 22:15:10 2001 J"orn Rennecke <amylaar@redhat.com>
256 * sh.c (barrier_align): Also recognize branch-around-a-jump-sequence
257 from machine-depedent_reorg for purposes of alignment supression
258 when no delay slot insn has been added.
260 2001-06-21 Neil Booth <neil@cat.daikokuya.demon.co.uk>
262 * cppmacro.c (make_string_token): Null terminate.
264 2001-06-21 DJ Delorie <dj@redhat.com>
266 * config/alpha/alpha.h (struct machine_function): Remove.
267 * config/alpha/alpha.c (integrate.h): Include.
268 (override_options): Don't set up machine_status hooks.
269 (alpha_init_machine_status): Remove.
270 (alpha_mark_machine_status): Remove.
271 (alpha_free_machine_status): Remove.
272 (alpha_return_addr): Use get_hard_reg_initial_val.
273 (alpha_gp_save_rtx): Likewise.
274 (alpha_ra_ever_killed): Use has_hard_reg_initial_val.
276 2001-06-20 Aldy Hernandez <aldyh@redhat.com>
278 * config/sh/sh.md (interrupt_function): Use
279 current_function_interrupt.
280 (define_delay): Schedule in delay slot if TARGET_SH3, even if it is
281 an interrupt function.
283 * config/sh/sh.h (current_function_interrupt): Define extern.
285 * config/sh/sh.c (current_function_interrupt): New global.
286 (sh_expand_prologue): Set current_function_interrupt.
288 2001-06-21 Phil Edwards <pme@sources.redhat.com>
290 * doc/install.texi: Add 'c' to list of --enable-languages choices.
292 2001-06-21 DJ Delorie <dj@redhat.com>
294 * integrate.c (mark_hard_reg_initial_vals): Check for NULL.
296 * integrate.c (ggc.h): Include.
297 (initial_value_pair, initial_value_struct,
298 setup_initial_hard_reg_value_integration): Add prototypes.
299 (expand_inline_function): Call
300 setup_initial_hard_reg_value_integration.
301 (has_func_hard_reg_initial_val, get_func_hard_reg_initial_val,
302 get_hard_reg_initial_val, has_hard_reg_initial_val): New functions
303 to keep track of values present at the start of a function.
304 (mark_hard_reg_initial_vals): New, for gc.
305 (setup_initial_hard_reg_value_integration): New. Sets up pseudo
306 mappings for initial values.
307 (emit_initial_value_sets): New. Emits code to set initial value
309 * integrate.h: Add prototypes for new functions.
310 * function.h (struct function): Add hard_reg_initial_vals field.
311 * function.c (integrate.h): Include.
312 (mark_function_status): Call
313 mark_hard_reg_initial_vals.
314 * toplev.c (integrate.h): Include.
315 (rest_of_compilation): Call emit_initial_value_sets.
317 2001-06-21 Stan Shebs <shebs@apple.com>
319 * doc/contrib.texi, doc/cpp.texi, doc/cppinternals.texi,
320 doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/invoke.texi,
321 doc/objc.texi, doc/tm.texi: Use the correct name "Objective-C"
322 everywhere instead of "Objective C".
324 2001-06-21 Joseph S. Myers <jsm28@cam.ac.uk>
326 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
327 doc/gcc.texi, doc/install-old.texi, doc/install.texi,
328 doc/invoke.texi, doc/rtl.texi: Consistently use "front end" and
329 "back end" as nouns and "front-end" and "back-end" as adjectives.
331 Wed Jun 20 21:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
333 * predict.c (estimate_probability): Fix loop bounds.
335 Wed Jun 20 19:10:48 CEST 2001 Jan Hubicka <jh@suse.cz>
337 * toplev.c (rest_of_compilation): Run mark_constant_function
340 Wed Jun 20 19:08:18 CEST 2001 Jan Hubicka <jh@suse.cz>
342 * predict.c (estimate_loops_at_level, propagate_freq
343 estimate_bb_frequencies, count_to_freqs): New functions.
344 (estimate_probability): Call estimate_bb_frequencies.
345 * basic-block.h (basic_block_def): Add field "freq".
346 (BB_FREQ_MAX): New constant.
348 Wed Jun 20 17:02:50 2001 J"orn Rennecke <amylaar@redhat.com>
350 * sh.c (barrier_align): Don't ask for alignment when seeing a
351 branch-around-a-jump from machine_dependent_reorg.
353 Wed Jun 20 08:35:02 2001 Jeffrey A Law (law@cygnus.com)
355 * ssa.c (rename_block): Update parameter to remove_phi_alternative
356 (convert_from_ssa): Do create REG_DEAD and REG_UNUSED notes when
357 re-running life analysis.
359 2001-06-20 Stan Shebs <shebs@apple.com>
361 * objc/objc-act.c (hash_init): Assume xmalloc always succeeds,
362 also use memset to clear the hash tables.
363 (hash_enter): Assume xmalloc always succeeds.
364 (hash_add_attr): Ditto.
365 (continue_class): Ditto.
367 2001-06-20 Michael Meissner <meissner@redhat.com>
369 * builtins.c (predict.h): Include.
370 (expand_builtin_expect): Update comment.
371 (expand_builtin_expect_jump): New function to expand
372 __builtin_expect inside of a conditional jump expansion.
374 * expr.c (do_jump): Special case __builtin_expect (<test>, 0) and
375 __builtin_expect (<test>, 1).
377 * Makefile.in (builtins.o): Depend on $(PREDICT_H).
379 * rtl.h (expand_builtin_expect_jump): Add prototype.
381 2001-06-19 Geoffrey Keating <geoffk@redhat.com>
383 * doc/rtl.texi (Machine Modes): Correct description of
384 floating-point modes on machines with non-8-bit bytes.
386 2001-06-19 Bernd Schmidt <bernds@redhat.com>
388 * regmove.c (optimize_reg_copy_3): Do nothing if previous insn
389 carries a REG_EQUIV note. If it carries REG_EQUAL, delete the
392 Tue Jun 19 07:53:52 2001 Jeffrey A Law (law@cygnus.com)
394 * ssa.c (remove_phi_alternative): Remove declaration. No longer
395 static. Second argument is a pointer to a basic block structure,
396 not a basic block index.
397 (convert_to_ssa): Do not remove dead code.
398 (convert_from_ssa): Do not remove dead code to create death notes.
399 * ssa.h (remove_phi_alternative): Declare.
401 * flow.c (delete_unreachable_blocks): Fix patch error in
402 previous change (call to find_unreachable_blocks was lost).
404 * ssa.c (ssa_uses): Remove definition.
405 (apply_delayed_renames): Don't grow ssa_uses.
406 (rename_block): Remove comment related to ssa_uses.
407 (rename_registers): Do not initialize ssa_uses.
408 (convert_from_ssa): Do not free ssa_uses.
410 * ssa-dce.c: Renamed from dce.c.
411 * Makefile.in (OBJS): Replace dce.o with ssa-dce.o
412 (dependencies): Replace dce.c with ssa-dce.c and dce.o with
415 2001-06-19 Eric Christopher <echristo@redhat.com>
417 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode
418 and DFmode are UNITS_PER_WORD and 2*UNITS_PER_WORD. Use
419 GET_MODE_BITSIZE instead of GET_MODE_SIZE/UNITS_PER_WORD.
421 Tue Jun 19 01:52:27 2001 J"orn Rennecke <amylaar@redhat.com>
423 * sh.c (output_branch): Delete bogus code.
425 * sh.c (initial_elimination_offset):
426 Fix FROM == RETURN_ADDRESS_POINTER_REGNUM case.
428 Mon Jun 18 12:50:49 2001 Jeffrey A Law (law@cygnus.com)
430 * flow.c (find_unreachable_blocks): New function.
431 (delete_unreachable_blocks): Use find_unreachable_blocks.
432 * basic-block.h (find_unreachable_blocks): Declare.
434 * dce.c (eliminate_dead_code): Fix formatting glitch.
436 2001-06-18 Jason Merrill <jason_merrill@redhat.com>
438 * c-common.h (RETURN_NULLIFIED_P): New macro.
439 * c-semantics.c (genrtl_return_stmt): Check it.
441 * expr.c (clear_storage): Set TREE_NOTHROW on the decl for memset.
442 (emit_block_move): Likewise.
444 Mon Jun 18 17:27:24 CEST 2001 Jan Hubicka <jh@suse.cz>
446 * unroll.c: Include predict.h.
447 (unroll_loop): Drop prediction notes on preconditioning.
448 * predict.def (PRED_LOOP_PRECONDITIONG, PRED_LOOP_CONDITION):
449 New; add comments on the others.
450 * Makefile.in: (unroll.o): Add dependancy on predict.h.
451 * loop.c (strength_reduce): Fix branch prediction.
453 Mon Jun 18 17:26:56 CEST 2001 Jan Hubicka <jh@suse.cz>
455 * stmt.c (emit_case_nodes): Optimize test whether index is in given
458 Mon Jun 18 15:43:10 CEST 2001 Jan Hubicka <jh@suse.cz>
460 * predict.c (estimate_probability): Do not bail out early
461 when note is present.
462 (combine_predictions_for_insn): Fix note removal code.
464 2001-06-18 Ben Elliston <bje@redhat.com>
466 * except.c (resolve_fixup_regions): Initialise "cleanup".
468 2001-06-17 Neil Booth <neil@daikokuya.demon.co.uk>
470 * tm.texi: Document STDC_0_IN_SYSTEM_HEADERS.
472 Sat Jun 16 20:20:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
474 * expr.c (expand_expr, case ADDR_EXPR): If taking address of SAVE_EXPR,
475 use put_var_into_stack.
477 2001-06-16 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
479 * gccspec.c (lang_specific_driver): If compiling ObjC, add
480 -shared-libgcc when necessary.
481 * Makefile.in (gccspec.o): Compile with DRIVER_DEFINES.
483 2001-06-16 Daniel Berlin <dan@cgsoftware.com>
485 * bitmap.h: Add dump_bitmap, bitmap_zero, bitmap_union_of_diffs,
486 bitmap_a_or_b, bitmap_a_and_b, bitmap_first_set_bit,
487 bitmap_last_set_bit. All for compatibility with sbitmap's.
489 *bitmap.c (bitmap_zero): New function.
490 (bitmap_union_of_diffs): New function.
491 (bitmap_first_set_bit): New function.
492 (bitmap_last_set_bit): New function.
494 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
496 * cpp.texi, invoke.texi: Update.
497 * cpp.1, gcc.1: Regenerate.
499 Sat Jun 16 12:45:20 CEST 2001 Jan Hubicka <jh@suse.cz>
501 * i386.md (minsf): Fix splitter. (PR fortran/3191)
503 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
505 * doc/cpp.texi: Update.
506 * doc/cpp.1: Regenerate.
508 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
510 * doc/install.texi: Use correct markup hints.
512 Fri Jun 15 18:05:22 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
514 * function.c (gen_mem_addressof): Handle case where DECL is SAVE_EXPR.
516 * explow.c (expr_size): If DECL and size specified, use it.
518 2001-06-15 Zack Weinberg <zackw@stanford.edu>
520 * doc/cpp.texi: Formatting corrections.
521 Correct buggy example of use of __GNUC__ etc.
522 Clarify $ in identifiers.
523 * doc/cpp.1: Regenerate.
525 Fri Jun 15 19:35:38 CEST 2001 Jan Hubicka <jh@suse.cz>
527 * optabs.c (expand_twoval_binop): Avoid undefined behaviour.
529 2001-06-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
531 * doc/install.texi (Specific, alpha*-*-*): Fixed Tru64 UNIX
533 (Specific, alpha-*-osf1): Renamed to alpha*-*-osf*.
534 Added Tru64 UNIX V5.1 bootstrap hints.
535 (Specific, alpha*-*-osf*): Removed old section, obsolete.
537 2001-06-15 Andreas Jaeger <aj@suse.de>
539 * doc/install.texi (Specific): Mention that glibc cannot be
540 compiled with GCC 3.0.
542 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
544 * combine.c (nonzero_bits): Don't optimize away division by
547 2001-06-15 Zack Weinberg <zackw@stanford.edu>
549 * doc/cpp.texi: Revised and brought up to date.
550 * doc/cpp.1: Regenerate.
552 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
554 * doc/install.texi: Update --enable-threads to match reality.
556 2001-06-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
558 * doc/install.texi: Update for C4x.
559 * README.C4X: Remove.
561 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
563 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
564 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
565 doc/objc.texi, doc/rtl.texi, doc/tm.texi: Fix spelling and typos.
566 Consistently use "built-in" and "bit-field". Minor logical markup
568 * doc/gcc.1: Regenerate.
570 2001-06-14 Richard Henderson <rth@redhat.com>
572 * config/mips/mips.md (exception_receiver): New.
574 2001-06-14 Daniel J. Berlin <dan@cgsoftware.com>
576 * doc/gcc.texi: Update passes documentation to be more in tune
579 Thu Jun 14 15:38:28 CEST 2001 Jan Hubicka <jh@suse.cz>
581 * i386.c (ix86_expand_prologue): Fix merging conflict.
583 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
585 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
586 doc/gcc.texi, doc/gcov.texi, doc/install-old.texi,
587 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Use more
588 logical markup. Use TeX quotes and dashes. Use @dots{} and
589 @minus{}. Avoid spaces inside @var. Update last modification
591 * doc/gcc.1, doc/gcov.1: Regenerate.
593 Thu Jun 14 12:44:15 CEST 2001 Jan Hubicka <jh@suse.cz>
595 * i386.c (x86_accumulate_outgoing_args, x86_prologue_using_move,
596 x86_epilogue_using_move): New global variables.
597 (override_options): Enable ACCUMULATE_OUTGOING_ARGS if preferred.
598 (ix86_emit_save_regs_using_mov): New static function.
599 (ix86_expand_prologue, ix86_expand_epilogue): Use moves if preferred.
600 * i386.h (MASK_MMX, MASK_SSE, MASK_SSE2, MASK_128BIT_LONG_DOUBLE,
601 MASK_MIX_SSE_I387): Renumber.
602 (MASK_NO_ACCUMULATE_OUTGOING_ARGS): New.
603 (x86_accumulate_outgoing_args, x86_prologue_using_move,
604 x86_epilogue_using_move): Declare.
605 (TARGET_PROLOGUE_USING_MOVE, TARGET_EPILOGUE_USING_MOVE): New.
607 2001-06-13 John David Anglin <dave@hiauly1.hia.nrc.ca>
609 * inclhack.def (hpux10_cpp_pow_inline): New hack.
611 2001-06-13 Richard Henderson <rth@redhat.com>
613 * ifcvt.c (dead_or_predicable): Fix return value last patch.
615 2001-06-13 Mark Mitchell <mark@codesourcery.com>
619 2001-06-13 Richard Henderson <rth@redhat.com>
621 * ifcvt.c (cond_exec_get_condition): Use reversed_comparison_code.
622 (cond_exec_process_if_block, dead_or_predicable): Likewise.
624 2001-06-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
626 * mips-tfile.c (copy_object): Always pass indexNil for symbol
629 2001-06-13 Kazu Hirata <kazu@hxi.com>
631 * config/h8300/h8300.h (OK_FOR_T): Remove.
632 (EXTRA_CONSTRAINT): Do not use OK_FOR_T.
633 * config/h8300/h8300.md: Remove alternatives involving inc and dec
634 in the helper patterns for addhi3 and addsi3.
636 2001-06-13 Phil Edwards <pme@sources.redhat.com>
638 * doc/contrib.texi: Link to libstdc++'s thanks.html for now.
640 2001-06-13 Zack Weinberg <zackw@stanford.edu>
642 * Makefile.in: Move _bb and __gcc_bcmp to LIB2FUNCS_ST.
643 * libgcc-std.ver: Take out __bb* and __gcc_bcmp.
645 * config/t-slibgcc-elf-ver, config/t-slibgcc-sld,
646 config/alpha/t-osf4, config/mips/t-iris6: Extract all
647 references to @shlib_map_file@, @shlib_objs@, or
648 @shlib_base_name@ to Makefile variables.
649 Bump soname version of libgcc to 1.
651 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
653 * doc/install.texi: Use more logical markup. Include @node
654 commands in the source when generating any non-HTML.
656 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
658 * README: Remove. Some of the contents moved to ../README.
660 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
662 * doc/install.texi (--enable-shared): List package names
665 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
667 * doc/install.texi (ix86-*-solaris*): Removed, outdated.
668 (*-*-solaris*): Document problem in /bin/sh that affects
669 configuring libraries.
670 (sparc-*-solaris*): Recommend GNU binutils 2.11.1 or vendor tools.
671 (*-sun-solaris2.8): Document linker problem that explains why
672 libjava is disabled by default.
674 2001-06-09 Mark Mitchell <mark@codesourcery.com>
677 * toplev.c (rest_of_compilation): Remove dead code before
680 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
683 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
684 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
685 * configure: Rebuilt.
687 2001-06-12 Jim Wilson <wilson@redhat.com>
689 * loop.c (strength_reduce): Move bl->all_reduced set before
690 check_ext_dependant_givs call.
691 (check_ext_dependant_givs): Clear bl->all_reduced when ignoring givs.
693 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
695 * doc/extend.texi (Function Attributes): Document SH's sp_switch
698 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
700 * doc/invoke.texi: Use more logical markup. Use TeX quotes,
703 2001-06-12 Richard Henderson <rth@redhat.com>
705 * config/i386/i386.c (ix86_expand_prologue): Always use
706 gen_pro_epilogue_adjust_stack; update arguments.
707 (ix86_expand_epilogue): Likewise.
708 (ix86_emit_epilogue_esp_adjustment): Remove.
709 (ix86_adjust_cost): Remove pro_epilogue_adjust_stack hack.
710 * config/i386/i386.md (pro_epilogue_adjust_stack): Use a BLKmode
711 clobber of scratch memory instead of a modification of EBP as the
712 barrier. Update all peepholes to match.
714 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
716 * doc/gcc.texi: Change the font used for @def... commands to a
718 * doc/extend.texi: Use more logical markup. Use "built-in"
719 instead of "builtin". Use @deftypefn to mark up built-in
720 functions; specify their types in the @deftypefn and not in the
721 descriptive text. Use TeX quotes and dashes. Add more index
724 2001-06-12 lars brinkhoff <lars@nocrew.org>
726 * gcc.texi (HOST_BITS_PER_LONGLONG): Document.
727 (DIR_SEPARATOR_2): Likewise.
729 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
731 * doc/install.texi (--exec-prefix, --bindir, --libdir,
732 --with-slibdir, --infodir, --mandir, --with-cpp-install-dir):
734 (--enable-cpp): Change to document --disable-cpp instead; update
735 to reflect current default.
736 (--without-fast-fixincludes): Remove documentation.
737 (Final install): Document installation directories in more
738 detail. Document use of make dvi.
740 Tue Jun 12 19:01:43 CEST 2001 Jan Hubicka <jh@suse.cz>
742 * recog.c (validate_replace_rtx_1): Fix previous patch.
744 Tue Jun 12 17:25:39 CEST 2001 Jan Hubicka <jh@suse.cz>
746 * recog.c (validate_replace_rtx_1): Do plus_constant call always.
748 Tue Jun 12 17:24:07 CEST 2001 Jan Hubicka <jh@suse.cz>
750 * simplify-rtx.c (simplify_subreg): Allow volatile memory
751 to be subregged in case we don't have move instruction.
753 Tue Jun 12 12:20:12 CEST 2001 Jan Hubicka <jh@suse.cz>
755 * loop.c: Include predict.h
756 (strength_reduce): Drop branch prediction note in case
757 number of iterations is known.
758 * predict.def (PRED_LOOP_ITERATIONS): new.
759 * Makefile.in (loop.o): Add dependancy on predict.h
761 2001-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
763 * c-decl.c (grokdeclarator): Use INTEGRAL_TYPE_P.
765 * c-typeck.c (c_start_case): Likewise.
767 2001-06-12 Mark Mitchell <mark@codesourcery.com>
769 * expr.c (store_field): Don't set MEM_ALIAS_SET for a field
770 in a structure at a variable address.
772 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
774 * doc/gcov.texi: Use more logical markup.
776 2001-06-11 Mark Mitchell <mark@codesourcery.com>
778 * unroll.c (initial_reg_note_copy): Use PUT_REG_NOTE_KIND and
779 REG_NOTE_KIND, not PUT_MODE and GET_MODE.
780 (final_reg_note_copy): Remove REG_WAS_0 notes that are no longer
783 2001-06-11 Stan Shebs <shebs@apple.com>
785 * darwin.h (ASM_FILE_END): Remove decl of language_string.
787 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
789 * config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
790 as an early clobber to make sure it is not used by reload in
793 2001-06-11 Mark Mitchell <mark@codesourcery.com>
795 * doc/c-tree.texi: Update information about flag_honor_std.
796 * doc/install.texi: Note that binutils is required on HPUX 11.
797 * doc/invoke.texi (-fhonor-std): Note that -fno-honor-std is
800 * config/mips/abi64.h (RETURN_IN_MEMORY): Fix handling of
801 variable-sized types.
803 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
805 * doc/md.texi: Use TeX dashes and quotes.
807 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
809 * doc/rtl.texi: Reference manual chapter about trees.
811 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
813 * config/mips/iris6.h (NO_BUILTIN_WINT_TYPE): Define.
814 (WINT_TYPE): Override.
815 (WINT_TYPE_SIZE): Likewise.
816 (SUBTARGET_CPP_SIZE_SPEC): Define __WINT_TYPE__ as appropriate.
818 * config/sparc/sol2.h (WINT_TYPE): Define.
819 (WINT_TYPE_SIZE): Likewise.
821 * config/sparc/sol2-sld-64.h (NO_BUILTIN_WINT_TYPE): Define.
822 (WINT_TYPE): Override.
823 (WINT_TYPE_SIZE): Likewise.
824 (CPP_ARCH32_SPEC): Add __WINT_TYPE__ definition.
825 (CPP_ARCH64_SPEC): Likewise.
827 2001-06-11 Richard Henderson <rth@redhat.com>
829 * unwind-dw2-fde.c (__deregister_frame_info): Don't play games
830 with alias attribute.
832 * config/linux.h (CPLUSPLUS_CPP_SPEC): Use %(cpp) not $(cpp_cpu).
833 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): Likewise.
835 2001-06-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
837 * config/rs6000/linux.h (CPLUSPLUS_CPP_SPEC): New.
839 2001-06-11 Stan Shebs <shebs@apple.com>
841 * darwin.c (darwin_encode_section_info): Rewrite to simplify
842 and fix coding mistakes.
844 2001-06-11 Nick Clifton <nickc@cambridge.redhat.com>
846 * config/m32r/m32r.md (movstrsi_internal): Do not expect a
847 return string from m32r_output_block_move.
848 * config/m32r/m32r-protos.h: Make m32r_output_block_move a
850 * config/m32r/m32r.h (INT32_P): Rename to UNIT32_P and remove
852 (ROUND_ADVANCE): Remove signed/unsigned conflict.
853 * config/m32r/m32r.c: Declare prototypes for static functions.
854 (move_src_operand): Replace INT32_P with UINT32_P.
855 (function_arg_partial_nregs): Fixed signed/unsigned conflict
856 in initialisation of 'size'.
857 (m32r_sched_reord): Remove redundant declarations of 'code'.
858 (m32r_output_block_move): Change to a void function.
859 (m32r_encode_section_info): Cast return of
860 TREE_STRING_POINTER to avoid compile time warning.
862 2001-06-11 Richard Henderson <rth@redhat.com>
864 * config/alpha/osf5.h (TARGET_LD_BUGGY_LDGP): New.
865 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Default.
866 (struct machine_function): Add gp_save_rtx.
867 * config/alpha/alpha.c (alpha_mark_machine_status): Mark it.
868 (alpha_gp_save_rtx): New.
869 * config/alpha/alpha-protos.h: Declare it.
870 * config/alpha/alpha.md (exception_receiver): Make an expander.
871 Use alpha_gp_save_rtx if TARGET_LD_BUGGY_LDGP.
873 2001-06-11 Richard Henderson <rth@redhat.com>
875 * config/alpha/osf.h (LINK_SPEC): Hide _GLOBAL_* symbols.
877 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
879 * configure.in: Align --help messages.
880 Remove trailing full stops.
881 Consistently use lower case.
882 Fix DWARF 2 spelling.
883 * configure: Rebuilt.
885 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
887 * config/alpha/alpha.h (CPP_SPEC): Don't define __LANGUAGE_C and
888 variants for .cpp/.cp/.c++ files.
889 Move definition of __LANGUAGE_C_PLUS_PLUS ...
890 (CPLUSPLUS_CPP_SPEC): ... here.
892 Mon Jun 11 15:47:45 CEST 2001 Jan Hubicka <jh@suse.cz>
894 * jump.c (duplicate_loop_exit_test): Fix loop header heuristics.
896 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
898 * c-decl.c (store_parm_decls): When comparing types in an
899 old-style function declaration with those from a previous
900 prototype, compare the unqualified versions of parameter types.
903 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
905 * doc/objc.texi: Use more logical markup. Use TeX dashes.
907 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
909 * doc/c-tree.texi: Use more logical markup.
911 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
913 * c-decl.c (xref_tag): Don't return previous tags of wrong type.
915 2001-06-11 Aldy Hernandez <aldyh@redhat.com>
917 * loop.c (scan_loop): Do not combine asm statements.
919 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
921 * simplify-rtx.c (simplify_subreg): Fix offset calculation
922 for complex values within a CONCAT.
924 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
926 * doc/install.texi: Update details of what components are included
927 in the GCC distribution. Update default directory for g++
928 includes. Update documentation relating to old libio. Adjust
929 documentation on DejaGnu environment variables. Remove
930 documentation of --enable-cpplib.
932 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
934 * doc/contrib.texi: Fix alphabetical order. Fix typos. Improve
937 2001-06-10 Richard Henderson <rth@redhat.com>
939 * ifcvt.c (life_data_ok): New.
940 (merge_if_block): Use it to determine whether to update
942 (if_convert): Set it.
944 2001-06-10 Richard Henderson <rth@redhat.com>
946 * config/alpha/osf5.h (ASM_OLDAS_SPEC): Add -c.
948 2001-06-10 Alexandre Oliva <aoliva@redhat.com>
950 * doc/invoke.texi (MN10300 Options): Document -mno-crt0.
951 (SH Options): Document -mieee.
952 * doc/install.texi (Final install): Remove obsolete information
953 about installing cross compilers.
954 * doc/gcc.1: Rebuilt.
956 2001-06-10 Richard Henderson <rth@redhat.com>
958 * config/alpha/alpha.c (override_options): Set align_loops,
959 align_jumps, and align_functions.
960 * config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
961 (LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
963 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
965 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode and DFmode
966 are one and two words in size.
968 2001-06-10 Richard Henderson <rth@redhat.com>
970 * doc/invoke.texi (Optimization Options): Document -fpeephole2.
971 (Code Generation Options): Document -fnon-call-exceptions.
973 2001-06-10 Mark Kettenis <kettenis@gnu.org>
975 * config/i386/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Undefine.
977 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
979 * m68hc11.md (peepholes): Remove unused and wrong peepholes.
981 2001-06-10 Mark Mitchell <mark@codesourcery.com>
982 Gabriel Dos Reis <gdr@codesourcery.com>
984 * Makefile.in (c-parse.o): Depend on diagnostic.h
985 (dwarf2out.o): Likewise.
987 * dwarf2out.c: #include diagnostic.h
989 * toplev.h (warningcount, errorcount, sorrycount): Remove
992 * toplev.c (warningcount, errorcount, sorrycount): Remove
995 * diagnostic.h (struct output_buffer): Reorder fields.
996 (diagnostic_kind_count): New macro.
997 (errorcount, warningcount, sorrycount): Define as macros.
998 (diagnostic_report_warnings_p): New macro.
999 (output_state): Add diagnostic_count field.
1001 * diagnostic.c (warningcount, errorcount, inhibit_warnings):
1002 Remove tentative declaration.
1003 (count_error): Use diagnostic_report_warnings_p.
1005 * c-parse.in: #include diagnostic.h
1007 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1009 * config/m68hc11/m68hc11.md ("extendhisi2"): Fix constraints to
1010 prefer a memory for operand 1.
1011 ("*addsi3"): Fix constraints, the '!' was too strong.
1012 ("*addsi3_split"): Accept soft register and split accordingly.
1014 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1016 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
1017 Move definition in the RTX_CODE section.
1019 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1021 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
1022 address as relative to the argument pointer.
1024 Sun Jun 10 10:58:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1026 * predict.def (PRED_OPCODE): Place before call and error_return.
1028 Sun Jun 10 10:00:17 CEST 2001 Jan Hubicka <jh@suse.cz>
1030 * predict.def (PRED_CALL, PRED_ERROR_RETURN): New.
1031 * predict.c (estimate_probability): Calculate dominance
1032 information; improve detection of NORETURN heuristics;
1033 add call/error_return heuiristics; tweak comparison heuristics
1036 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1038 * doc/invoke.texi (C Dialect Options): Document -aux-info.
1039 (Debugging Options): Document -print-multi-directory and
1041 * doc/gcc.1: Rebuilt.
1043 * toplev.c (independent_decode_option): Require `=' between
1044 `-aux-info' and filename in the same argument.
1045 * gcc.c: Don't pass -aux-info=filename twice.
1047 2001-06-09 Mark Mitchell <mark@codesourcery.com>
1049 * expr.c (expand_expr, case ARRAY_REF): Do not replace
1050 an array element with the known initializing value if it has
1053 * toplev.c (rest_of_compilation): Remove dead code before
1056 2001-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
1058 * cppinit.c (print_help): Document -fpreprocessed.
1059 * invoke.texi: Similarly.
1061 Sun Jun 10 00:35:37 CEST 2001 Jan Hubicka <jh@suse.cz>
1063 * predict.def: New file.
1064 * predict.h: New file.
1065 * predict.c: Include predict.h.
1066 (predictor_info): New structure and array.
1067 (predict_edge, predict_insn): Rewrite; make global.
1068 (predict_edge_def, predict_insn_def): New global functions.
1069 (dump_prediction, combine_predictions_for_insns): New
1071 (estimate_probability): Change calls to predict_edge
1072 to predict_edge_def and calls to predict_insn to predict_insn_def;
1073 combine probabilities.
1074 (expected_value_to_br_prob): Behave as predictor.
1075 * rtl.h (REG_BR_PRED): Update coment.
1076 (invert_br_probabilities): New.
1077 * jump.c: Include predict.h
1078 (duplicate_loop_exit_test): Drop branch prediction notes.
1079 (invert_jump): Use invert_br_probabilities.
1080 * Makefile.in: Add dependancy on predict.h for jump and predict pass.
1081 * ifcvt.c (dead_or_predicable): Use invert_br_probabilities.
1082 * combine.c (distribute_notes): Handle BR_PRED.
1084 Sat Jun 9 23:29:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1086 * predict.c (predict_insn, predict_edge): New static functions.
1087 (estimate_probability): Revamp to use new functions;
1088 fix loop header heruistics; add loop exist heruistics
1090 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1092 * config.gcc: Re-enable bi-arch sparc on Solaris 7 and above.
1094 2001-06-09 Peter Jakubek <pjak@snafu.de>
1096 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
1098 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1100 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
1101 for integer operations that don't update C bit.
1103 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
1105 * gthr-posix.h (__gthread_objc_init_thread_system): If
1106 pthread_key_create fails, it's not clear what the return value is.
1107 This obvious fix makes sure it always returns -1 if a problem
1110 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
1112 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
1113 more index entries. Use more logical markup where appropriate.
1114 Use TeX quotes and dashes.
1116 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
1118 * unwind-pe.h: Conditionally qualify references to abort with
1121 2001-06-09 Julian Foad <julian_foad@hotmail.com>
1123 * doc/invoke.texi: Remove superfluous text.
1125 2001-06-08 Richard Henderson <rth@redhat.com>
1127 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
1128 (LIB_SPEC): Mirror config/linux.h version.
1130 2001-06-08 Richard Henderson <rth@redhat.com>
1132 * except.c (get_exception_pointer, get_exception_filter): Take a
1133 struct function. Update all callers.
1134 * except.h (get_exception_pointer): Update declaration.
1135 * expr.c (expand_expr): Update get_exception_pointer call.
1136 * integrate.c (expand_inline_function): Remap the exception pointer
1137 from callee to caller.
1139 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1141 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
1142 accurately reflect its cv-qualification.
1143 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
1144 cv-qualifiers on function types.
1146 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1148 * basic-block.h: Improve comments.
1149 * except.c (expand_eh_region_end_allowed): Remove redundant call
1150 to do_pending_stack_adjust.
1151 * flow.c (life_analysis): Fix typo in comment.
1152 (calculate_global_regs_live): Add documentation.
1153 (mark_set_1): Likewise.
1154 (debug_regset): Likewise.
1155 * doc/rtl.texi (cond_exec): Document it.
1157 Fri Jun 8 21:52:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1159 * i386.h (CONST_COSTS): set cost of constants representable in
1160 immediate fields to 0.
1162 Fri Jun 8 21:34:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1164 * function.c (diddle_return_value): Kill code to determine
1165 return value before expand_function_end.
1166 (expand_function_end): Delay call to clobber_return_register
1167 after fucntion return value is computed.
1169 Re-install temporary reverted patch:
1170 * toplev.c (rest_of_compilation): Call split_all_insns
1171 before reg-stack and shorten-branches. Do shorten-branches
1173 * final.c (shorten_branches): Remove insn splitting code.
1175 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1177 * doc/gcc.texi, doc/invoke.texi: Add index of command line
1178 options. Use @opindex to index them rather than other indexing
1179 commands. Use @var{...} instead of <...>. Avoid spaces in names
1180 inside @var. Don't use @kindex to index escape sequences in
1183 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
1185 * stmt.c (current_nesting_level): New fn.
1186 * tree.h: Declare it.
1187 * c-semantics.c (genrtl_compound_stmt): Use it.
1189 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
1191 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1193 * jump.c (mark_modified_reg): Allow jump threading if condition
1194 codes are represented by a hard register.
1196 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1198 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
1199 for complex floats passed to unprototyped functions.
1201 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1203 * except.c (expand_eh_region_end_allowed): Call
1204 do_pending_stack_adjust as necessary.
1206 Fri Jun 8 14:16:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1208 * function.c (clobber_return_register): Clobber the pseudo return
1211 * sibcall.c (skip_unreturned_value): New function.
1212 (call_ends_block_p): Use it.
1214 * recog.c (split_insn): Break out from ...
1215 (split_all_insns): ... here; do not use basic block information
1218 Thu Jun 7 18:27:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1220 * simplify-rtx.c (simplify_subreg): Fix verification of
1223 2001-06-08 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1225 * config/mips/mips.h (CPP_SPEC): Simplify .s/.S handling.
1226 Don't define _LANGUAGE_C and variants for .cpp/.cp/.c++ files.
1227 Move definition of _LANGUAGE_C_PLUS_PLUS ...
1228 (CPLUSPLUS_CPP_SPEC): ... here.
1229 Fixes PRs c++/3047, target/441.
1231 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1233 * doc/install.texi2html (MAKEINFO): Keep value if set already.
1235 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1237 * doc/gcc.texi: Add trailing slash to URL.
1239 2001-06-07 Stan Shebs <shebs@apple.com>
1241 * config/darwin.h (ENCODE_SECTION_INFO): Define.
1242 (REDO_SECTION_INFO_P): Ditto.
1243 (STRIP_NAME_ENCODING): Ditto.
1244 (ASM_DECLARE_OBJECT_NAME): Use ENCODE_SECTION_INFO.
1245 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Ditto.
1246 (ASM_OUTPUT_LABELREF): Use STRIP_NAME_ENCODING.
1247 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Ditto.
1248 * config/darwin.c: No longer include c-tree.h.
1249 (machopic_classify_ident): Rewrite to use symbol encoding.
1250 (lookup_name_darwin): Remove.
1251 (machopic_non_lazy_ptr_name): Handle encoded symbols.
1252 (machopic_stub_name): Use STRIP_NAME_ENCODING.
1253 (machopic_validate_stub_or_non_lazy_ptr): Ditto.
1254 (machopic_finish): Ditto, remove test of decl.
1255 (update_non_lazy_ptrs): New function.
1256 (darwin_encode_section_info): New function.
1257 * config/darwin-protos.h: Declare it.
1258 * config/rs6000/rs6000.c (machopic_output_stub): Use
1259 STRIP_NAME_ENCODING.
1261 2001-06-07 Mark Mitchell <mark@codesourcery.com>
1263 * tree.h (DECL_SOURCE_FILE): Improve documentation.
1264 (DECL_SOURCE_LINE): Likewise.
1266 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
1268 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
1269 from config/elfos.h.
1271 2001-06-07 Phil Edwards <pme@sources.redhat.com>
1273 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
1274 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
1276 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1278 * doc/contrib.texi: Add copyright notice.
1280 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1282 * doc/md.texi: Use four digit years in copyright notice.
1284 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1286 * config.gcc: For $target_alias of athlon-*, set
1287 target_cpu_default2=5.
1289 Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1291 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
1292 end of last block if last real insn is a JUMP_INSN.
1294 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1298 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1300 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
1301 pthread_t to objc_thread_t.
1302 (__gthread_objc_thread_id): Likewise.
1304 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1306 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
1307 (ASM_OLDAS_SPEC): Likewise.
1309 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
1310 (CPP_SUBTARGET_SPEC): Use it.
1311 (ASM_OLDAS_SPEC): Define.
1313 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
1315 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1317 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
1318 passed by reference.
1320 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1322 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
1323 Document use of N_(...), and show it in examples. Note that
1324 documentation should be added to invoke.texi. Avoid an overfull
1327 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1329 * toplev.c (rest_of_compilation): Revert previous patch.
1330 * final.c (shorten_branches): Likewise.
1332 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1334 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
1337 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1339 * doc/install-old.texi: Remove more obsolete documentation.
1341 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
1343 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
1345 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
1347 * toplev.c (rest_of_compilation): Call split_all_insns
1348 before reg-stack and shorten-branches. Do shorten-branches
1350 * final.c (shorten_branches): Remove insn splitting code.
1352 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
1354 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
1355 * configure: Rebuilt.
1357 2001-06-07 Andreas Jaeger <aj@suse.de>
1359 * emit-rtl.c (operand_subword): Remove unused variable.
1361 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1363 * i386.md (floatdi?f): Avoid usinf of SSE instructions
1364 if TARGET_64BIT is false.
1365 (floatdi?f_i386_only): New insn.
1366 (floatdi?f_i386): Disable for !TARGET_64BIT.
1368 * (min?f, max?f splitters): Handle case where
1369 operands are cross-matched.
1371 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
1372 (MMX_REGISTER_NAMES): Kill.
1373 (PRINT_OPERAND): Fix comment.
1374 (PRINT_REG): Likewise.
1375 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
1376 (print_operand): Update comment; kill 'm'.
1378 * i386.c (x86_branch_hints): New global variable
1379 (print_operand): Support outputting of branch prediction hints.
1380 * i386.md (conditional jump patterns): Add branch prediction hints
1382 * i386.h (x86_branch_hints): Declare
1383 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
1384 (PRINT_OPERAND_FUNCT_VALID_P): New.
1385 * final.c (final_forward_branch_p): New function.
1387 2001-06-06 Richard Henderson <rth@redhat.com>
1389 * flow.c (mark_used_reg): Clean up looping over multiple hard
1390 registers. Do conditional life bits across multiple hard regs.
1392 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
1394 * reload1.c (reload): Revert Schmidt's change so all USEs are not
1395 deleted during reload.
1397 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1399 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
1400 functions here, instead of ...
1401 * c-decl.c (c_expand_body): ... here.
1403 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1405 * config.gcc, config/sparc/bsd.h: Do not directly include
1406 sparc/sparc.h. Instead do it via tm_file.
1408 2001-06-05 Richard Henderson <rth@redhat.com>
1410 * dwarf2.h (DW_EH_PE_aligned): New.
1411 * dwarf2asm.c (eh_data_format_name): Name it.
1412 (dw2_asm_output_encoded_addr_rtx): Align for it.
1413 * dwarf2out.c (output_call_frame_info): Handle it for personality
1414 routine and LSDA pointers.
1416 * unwind-pe.h (DW_EH_PE_aligned): New.
1417 (base_of_encoded_value): Handle it.
1418 (read_encoded_value_with_base): Likewise.
1419 * unwind-dw2-fde.c (base_from_object): Likewise.
1420 (get_cie_encoding): Likewise.
1422 * config/alpha/elf.h: Remove ecoff commentary.
1423 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1425 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1427 * config.gcc, config/i386/bsd386.h: Do not directly include
1428 i386/386bsd.h. Instead do it via tm_file.
1430 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1432 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
1435 2001-06-05 Pascal Obry <obry@act-europe.fr>
1437 * configure.in: Quote $enable_win32_registry in case the value has
1441 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1443 * print-rtl.c (xspaces): Remove.
1444 (print_rtx): Use printf field-width, rather than xpsaces, to
1446 * toplev.c (main): Disable sibling-call optimization if we are
1447 handling exceptions.
1449 2001-06-05 Bernd Schmidt <bernds@redhat.com>
1451 * reload1.c (reload): Delete all USEs generated during reload.
1453 2001-06-05 scott snyder <snyder@fnal.gov>
1455 * gccbug.in: Fix typo.
1457 2001-06-05 Andreas Jaeger <aj@suse.de>
1459 * builtins.def: Fix definition of __builtin_cosf, it uses float as
1460 parameter and return value.
1462 2001-06-04 Anthony Green <green@redhat.com>
1464 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
1465 machine. This is now done in sparc.h.
1467 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1469 Correct CVS resurrection of invoke.texi.
1470 * doc/invoke.texi: Document new tree dump flags.
1472 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1474 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
1475 for casting an aggregate to its own type. Fixes PR c/2735.
1477 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1479 * doc/texinfo.tex: Update to version 2001-05-24.08.
1481 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1483 * c-common.h (flag_dump_translation_unit): Remove.
1484 (enum tree_dump_index): Define.
1485 (TDF_ADDRESS, TDF_SLIM): New #defines.
1486 (dump_node_to_file): Remove.
1487 (dump_node): Make extern. Add flags.
1488 (dump_flag, dump_enabled_p, dump_begin, dump_end,
1489 dump_switch_p): Prototype.
1490 * c-common.c (flag_dump_translation_unit): Remove.
1491 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
1492 logic. Use dump_switch_p.
1493 * c-dump.h (struct dump_info): Add node and user fields.
1494 (dump_pointer): Declare.
1495 * c-dump.c (dump_node): Make extern. Add flags.
1496 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
1497 (dump_new_line, dump_maybe_newline): Use them.
1498 (dump_pointer): New function.
1499 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
1500 chain or function's body. Dump address, if TDF_ADDRESS set.
1501 (dump_flag): Define.
1502 (dump_node_to_file): Remove.
1503 (struct dump_file_info): New struct.
1504 (dump_files): New array.
1505 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
1506 * c-lang.c (finish_file): Adjust dumping.
1507 * toplev.h (dump_base_name): Make extern.
1508 * invoke.texi: Document new flags.
1510 2001-06-04 Mark Mitchell <mark@codesourcery.com>
1512 * c-tree.h (lang_decl): Add pending_sizes fields.
1513 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
1515 (c_expand_body): Expand them.
1516 (lang_mark_tree): Mark lang_decl:pending_sizes.
1517 * function.c (expand_pending_sizes): New function, broken out
1519 (expand_function_start): ... here.
1520 * tree.h (expand_pending_sizes): Declare it.
1522 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
1524 * doc/install.texi: Update FreeBSD information. Generalize
1525 and update information for alpha-based platforms using ELF.
1527 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
1529 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
1530 (store_parm_decls): Likewise.
1531 * c-typeck.c (convert_arguments): Likewise.
1533 2001-06-04 Richard Henderson <rth@redhat.com>
1535 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
1536 optimization if current_function_calls_setjmp.
1538 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
1540 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
1543 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1545 * simplify-rtx.c (simplify_subreg): Fix combining of
1546 paradoxical subregs.
1548 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1550 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
1551 (no_labels_between_p): Short circuit case beg==end.
1553 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1555 * rtlanal.c (operand_preference): Fix preference for objects.
1557 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1559 * gcse.c (handle_avail_expr): Be prepared to handle single_set
1562 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1564 * combine.c (if_then_else_cond): Use simplify_subreg instead
1566 * integreate.c (sub_constants): Likewise.
1568 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1570 * emit-rtl.c (constant_subword): Deprecate; remove most of code
1571 and use simplify_gen_subreg.
1573 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
1575 * sibcall.c (skip_copy_to_return_value): recognize the situation
1576 when the called function's return value is copied into an
1577 intermediate pseudo, and then into the calling functions return
1580 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1582 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
1583 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
1584 in case register wasn't OK previously, accept it now; allow
1585 subregs of frame pointer if reload completed and frame pointer
1588 * combine.c (sombine_simplify_rtx): Fix comment;
1589 use subreg_lowpart_offset instead of subreg_lowpart_p
1590 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
1591 * rtl.h (subreg_lowpart_parts_p): Kill.
1592 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
1593 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
1594 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
1595 (gen_lowpart_common): Likewise.
1596 (subreg_lowpart_p): Likewise.
1597 (subreg_lowpart_parts_p): Kill.
1598 (subreg_lowpart_offset, subreg_highpart_offset): New function.
1600 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
1601 to simplify SUBREG and REG.
1602 (gen_highpart): Use simplify_gen_subreg for all simplifications.
1604 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
1607 * rtlanal.c (replace_regs): Use simplify_gen_subreg
1609 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1611 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
1612 (ARRAY_RANGE_REF): Added description.
1614 * tree.def (ARRAY_RANGE_REF): New code.
1615 * alias.c (handled_component_p, can_address_p): Handle it.
1616 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
1617 * explow.c (set_mem_attributes): Likewise.
1618 * expr.c (expand_assignment, get_inner_reference): Likewise.
1619 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
1620 * fold-const.c (operand_equal_p): Likewise.
1621 * tree.c (staticp, stabilize_reference): Likewise.
1622 * varasm.c (decode_addr_const): Likewise.
1624 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1626 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
1627 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
1629 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
1631 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
1632 mark_constant_pool_use before output_addr_const.
1633 (struct pool_node): New field wend.
1634 (add_constant): Note a sequence of constants that are referenced
1636 (pool_window_label, pool_window_last): New variables.
1637 (dump_table): Emit a unspec_volatile representing the end of a
1638 sequence of constants.
1639 (mark_constant_pool_use): New function.
1640 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
1641 (consttable_2): Add the second operand which flags whether
1642 this consttable entry was used or not.
1643 (consttable_4, consttable_8, consttable_sf, consttable_df):
1645 (consttable_window_end): New insn.
1647 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1649 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
1650 Reformat according to coding standards.
1653 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
1654 (shl_and_kind): Cast wide constant.
1655 (gen_far_branch): Define as static, as in declaration.
1656 (barrier_align): Compute cache-line length as unsigned. Add
1657 parentheses in initial credit computation.
1658 (rounded_frame_size): Add parentheses.
1659 (permanent_obstack): Remove declaration. Include ggc.h for
1660 declaration of ggc_add_root_rtx().
1661 (get_free_reg): Removed declaration of unused variable reg.
1662 (legitimize_pic_address): Mark mode argument as unused.
1664 2001-06-03 Igor Shevlyakov <igor@windriver.com>
1666 * config/sh/sh.c (output_branch): Support for insn with lenght
1667 attr 12 & 16 which represents cond branches outside +-4096 range.
1669 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1671 * config/sh/lib1funcs.asm (ic_invalidate): Align the
1672 cache-mirroring sequence. Add nops.
1674 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
1676 * doc/install-old.texi: Remove more old installation
1678 * doc/install.texi: Add relevant parts here.
1680 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1682 * doc/install.texi2html: New script.
1684 2001-06-03 David Edelsohn <edelsohn@gnu.org>
1686 * doc/install.texi: Update AIX information again.
1688 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1690 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
1691 installation documentation.
1692 * doc/install.texi: Move it to here.
1694 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1696 * doc/install.texi: Clean up Texinfo markup.
1698 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1700 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
1701 to just after title page.
1703 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1705 * doc/install-old.texi: Remove documentation of some configuration
1707 * doc/install.texi: Add relevant parts of this documentation here.
1709 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1711 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
1712 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
1714 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1716 * i386.md (all uses of ext_register_operand): Make sure they are
1717 VOIDmode; replace all uses outside zero_extend.
1718 (and?i splitters): Use ext_register_operands.
1719 (test?i peep2): Remove ignored constraints.
1720 * i386.c (ext_register_operand): Check that operand is
1721 eighter pseudo or hard or 'Q' register.
1723 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1725 * tree.h (struct record_layout_info_s): New field unpadded_align.
1726 (set_lang_adjust_rli): New declaration.
1727 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
1728 it would have if not packed, do not downgrade DECL_ALIGN.
1729 (lang_adjust_rli, set_lang_adjust_rli): New.
1730 (start_record_layout): Initialize new field unpadded_align.
1731 (debug_rli): Display it.
1732 (place_union_field, place_field): Set it.
1733 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
1735 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
1736 mean that; use proper names instead.
1737 Print DECL_NO_STATIC_CHAIN.
1739 * except.c (expand_builtin_frob_return_addr): Add missing call
1740 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
1741 (expand_builtin_eh_return): Likewise.
1742 (expand_eh_return): Clean up ptr_mode != Pmode cases.
1744 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
1746 * doc/invoke.texi: Remove references to papers about sequence points
1747 to readings.html, refer to that page.
1749 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1751 * README: Update references to installation instructions.
1753 2001-06-01 Laurent Guerby <guerby@acm.org>
1754 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1756 * doc/install.texi: Define srcdir when sources come from CVS.
1757 Significantly improve markup. Wrap overly long lines
1759 2001-06-01 DJ Delorie <dj@redhat.com>
1761 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
1762 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
1763 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
1764 gcov.1: Move to doc subdirectory.
1765 * install.texi: Move to doc/install-old.texi.
1766 * gcc.texi: Move to doc, refer to install-old.texi.
1767 * Makefile.in: Reflect move of docs to doc/.
1768 * f/Make-lang.in: Ditto.
1769 * java/Make-lang.in: Ditto.
1770 * doc/.cvsignore: New.
1772 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
1774 * invoke.texi: use two spaces between command options, eliminate
1775 some 'overfull hboxes'
1777 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
1779 * Makefile.in (s-mlib): Make backtick-commands always succeed.
1780 (DRIVER_DEFINES): Ditto.
1782 2001-05-31 Richard Henderson <rth@redhat.com>
1784 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
1785 also link against libgcc.a.
1787 2001-05-31 Geoff Keating <geoffk@cygnus.com>
1789 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
1790 * config/mips/mips.c (mips_output_ascii): New function.
1791 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
1793 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
1795 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1797 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
1798 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
1800 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
1802 * install.texi (Configuration): Add html links for --with-gnu-as &
1803 --with-gnu-ld and refer to them from hppa & SCO triplets.
1804 (Specific): Link back to with-gnu-ld for all ELF platfoms.
1805 (Specific): Reword AVR binutils recommendation.
1807 2001-05-30 Zack Weinberg <zackw@stanford.edu>
1809 * ggc-page.c (size_lookup): Increase minimum allocation size
1811 (ggc_print_statistics): Report size of each bin in bytes, not
1812 as its order; there is no longer a direct relationship.
1814 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
1816 * extend.texi: Fix formating of examples, eliminate some
1818 * gcc.texi: Eliminate some 'overfull hboxes'.
1819 * invoke.texi: Use two spaces between command options, eliminate
1820 some 'overfull hboxes'.
1822 2001-05-30 Richard Henderson <rth@redhat.com>
1824 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
1826 2001-05-30 Tom Tromey <tromey@redhat.com>
1828 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
1829 use it in the new association.
1831 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
1832 John David Anglin <dave@hiauly1.hia.nrc.ca>
1834 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
1835 to target type to allow ISO C++ compiler to accept it.
1836 * gthr-dce.h (__gthread_active_ptr): Likewise.
1837 * gthr-solaris.h (__gthread_active_ptr): Likewise.
1839 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
1841 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
1842 so that we do accept comments in preprocessed input.
1844 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
1846 * cpphash.c (alloc_node): Cast allocated pointer.
1848 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
1850 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
1852 2001-05-29 Stan Shebs <shebs@apple.com>
1854 * gcc.texi: Add links for information about Objective-C.
1856 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
1858 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
1859 /bin/sed fails on [^\"]).
1860 (configargs.h): Likewise.
1862 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
1864 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
1866 2001-05-28 Stan Shebs <shebs@apple.com>
1868 * objc/objc.gperf: Remove, no longer used.
1870 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
1872 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
1873 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
1874 Remove trailing whitespace.
1876 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1878 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
1879 became http://freeware.sgi.com/.
1881 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
1883 * local-alloc.c (update_equiv_regs): Don't eliminate constant
1886 2001-05-27 Stan Shebs <shebs@apple.com>
1888 * objc/objc-act.c: Add/fix various comments.
1889 (init_selector): Remove, no longer used.
1890 (build_msg_pool_reference): Ditto.
1891 (objc_debug): Ditto.
1893 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1895 * c-decl.c (init_decl_processing):
1896 Don't call start_identifier_warnings.
1897 * flags.h (warn_id_clash, id_clash_len): Remove.
1898 * stringpool.c: Don't include flags.h.
1899 (scan_for_clashes, do_identifier_warnings,
1900 start_identifier_warnings): Remove.
1901 * toplev.c (warn_id_clash, id_clash_len): Remove.
1902 (display_help): Don't document -Wid-clash.
1903 (decode_W_option): Print warning on -Wid-clash.
1904 * tree.h (start_identifier_warnings): Remove.
1905 * invoke.texi: Remove documentation of -Wid-clash.
1907 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1909 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
1911 2001-05-27 Bruce Korb <bkorb@gnu.org>
1913 * fixinc/check.tpl(HACK) add and use a Scheme variable
1914 (has no test text): error out if no "test_text" is defined
1915 * fixinc/fixincl.tpl: likewise
1916 (FIXIDX): make it an enumeration so we minimize diffs
1917 * fixinc/inclhack.def: re-alphabetize and add sort instructions
1918 * fixinc/fixincl.x: regenerate
1919 * fixinc/tests/base/stdio.h: test output got moved due to
1921 * README-fixinc: rewrite (mostly)
1923 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1925 * cpplib.c (run_directive): Set pfile->directive.
1927 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
1929 * c-tree.texi: Reformat the manual as a single chapter now
1930 included by gcc.texi.
1931 * gcc.texi: Include c-tree.texi. Merge all indexes.
1932 * Makefile.in (dvi): Add generation for the cppinternals
1933 documentation. Added dependencies on fdl.texi and c-tree.texi
1934 where appropriate. Use TEXI2DVI instead of custom tex calls.
1935 (info): Added dependencies on fdl.texi and c-tree.texi where
1936 appropriate. Remove the target c-tree.info.
1938 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
1940 * combine.c (try_combine): Fix typo in comment.
1941 * expr.c (expand_expr): Likewise.
1942 * config/i370/i370.md (untyped_call): Likewise.
1944 2001-05-26 Bruce Korb <bkorb@gnu.org>
1946 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1947 when fixincl is operating in test mode
1948 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
1949 (AAB_ultrix_limits): remove redundant text
1950 (AAB_ultrix_memory): ditto
1951 (AAB_ultrix_string): ditto
1952 (djgpp_wchar_h): fix the test text
1953 (irix_stdio_va_list): add test text
1954 (irix_limits_const): add a testing output file (limits.h is overwritten)
1955 (strict_ansi_not_ctd): put limits.h second in list for same reason
1956 (solaris27_mutex_init): test text needed selection text, too
1958 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1959 when fixincl is operating in test mode
1961 2001-05-26 Philip Blundell <philb@gnu.org>
1963 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
1964 * config/i960/i960-protos.h: Likewise.
1965 * config/i370/i370-protos.h: Likewise.
1966 * config/h8300/h8300-protos.h: Likewise,
1967 * config/sh/sh-protos.h: Likewise.
1968 * config/v850/v850-protos.h: Likewise.
1970 2001-05-26 Philip Blundell <philb@gnu.org>
1972 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
1974 2001-05-25 Zack Weinberg <zackw@stanford.edu>
1976 * toplev.c (debug_args, f_options, W_options): Mark
1977 descriptions for translation.
1978 (display_help): Translate descriptions on output.
1980 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
1981 objc/lang-options.h: Mark descriptions for translation.
1983 * aclocal.m4: Quote final argument of patsubst. Use
1984 3-argument form of AC_DEFINE. Restore quotes to [] while
1986 * configure.in: Remove unnecessary changequote calls.
1987 * configure, config.in: Regenerate.
1989 2001-05-25 Sam TH <sam@uchicago.edu>
1991 * basic-block.h: Fix header include guards.
1992 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
1993 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
1994 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
1995 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
1996 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
1997 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
1998 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
1999 varray.h version.h: Likewise.
2000 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
2001 config/arm/arm.h config/c4x/c4x-protos.h
2002 config/h8300/h8300-protos.h config/h8300/h8300.h
2003 config/i370/i370-protos.h config/i370/i370.h
2004 config/i960/i960-protos.h config/mcore/mcore.h
2005 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
2006 config/v850/v850-protos.h config/v850/v850.h: Likewise.
2007 * fixinc/fixlib.h fixinc/server.h: Likewise.
2009 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
2011 * config/arc/initfini.c (.init): Fix typo.
2013 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
2015 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
2017 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2019 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
2021 2001-05-25 Richard Henderson <rth@redhat.com>
2023 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
2025 2001-05-25 Richard Henderson <rth@redhat.com>
2027 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
2028 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
2029 (sparc*-*-solaris2): Likewise.
2030 * config/t-linux: Remove shared libgcc macros.
2031 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
2032 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
2034 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
2036 * config.gcc (*-*-freebsd*): Report bad configuration.
2038 2001-05-25 David Edelsohn <edelsohn@gnu.org>
2040 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
2042 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
2044 (ASM_OUTPUT_LABELREF): Delete.
2046 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2048 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
2049 strict_ansi_only): Don't run if stdc_0_in_system_headers.
2050 * fixinc/fixincl.x: Regenerate.
2051 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
2052 (FIX_TEST_TABLE): Declare it.
2053 * fixinc/fixlib.h: Include config.h.
2055 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2057 * fixinc/inclhack.def (alpha___assert): Change char * args to
2058 const char * on Tru64 UNIX to avoid excessive warnings from
2060 * fixinc/fixincl.x: Regenerate.
2062 2001-05-25 Geoff Keating <geoffk@redhat.com>
2064 * dbxout.c (dbxout_symbol): Invert previous patch, which was
2065 outputting a tag only for variable-size records.
2067 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
2069 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
2070 instead of rtx_equal_p for early clobber test.
2072 2001-05-26 Mark Mitchell <mark@codesourcery.com>
2074 * builtins.def: Encode additional information, such as names and
2076 * builtin-types.def: New file.
2077 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
2078 (built_in_decls): Likewise. Don't explicitly initialize global
2080 (expand_builtin_mathfn): Handle float and long double variants of
2082 (expand_builtin): Likewise.
2083 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
2084 (expand_tree_builtin): Handle long, long long, float, and long
2085 double variants of math functions.
2086 * c-common.h (c_tree_index): Remove some unused nodes.
2087 (void_ftype): Remove.
2088 (void_type_ptr): Likewise.
2089 (int_ftype_int): Likewise.
2090 (ptr_ftype_sizetype): Likewise.
2091 * c-decl.c (init_decl_processing): Remove creation of DWARF
2093 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
2094 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
2095 * Makefile.in (c-common.o): Depend on builtin-types.def.
2097 2001-05-25 Dale Johannesen <dalej@apple.com>
2099 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
2101 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
2103 * c-parse.in (notype_initdcl): Remove redundant line.
2105 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2107 * aclocal.m4: Fixed typo.
2108 (gcc_AC_HEADER_STDBOOL): Define.
2109 (gcc_AC_C__BOOL): Define.
2110 * configure.in: Use them.
2111 (AC_CHECK_HEADERS): Remove stdbool.h
2112 * configure, config.in: Regenerate.
2114 2001-05-25 Richard Henderson <rth@redhat.com>
2116 * function.c (expand_function_start): Don't abort on PARALLEL
2117 returns from hard_function_value.
2119 2001-05-25 Richard Henderson <rth@redhat.com>
2121 * config/i386/i386.md: Revert previous change. Do not apply
2122 the peephole if the components do not die after the sequence.
2124 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
2126 * c-parse.in (array_declarator): New. Handle C99 constructs.
2127 Don't restrict [*] declarators to C only.
2128 (after_type_declarator, parm_declarator_starttypename,
2129 parm_declarator_nostarttypename, notype_declarator,
2130 direct_absdcl1): Use it.
2131 * c-decl.c (build_array_declarator, set_array_declarator_type):
2132 New functions. Warn that [*] isn't properly implemented; pedwarn
2133 for [*] outside C99 mode if pedantic rather than giving a hard
2135 (grokdeclarator): Handle static and type qualifiers in parameter
2137 * c-tree.h (build_array_declarator, set_array_declarator_type):
2139 * extend.texi (Attribute Syntax): Document attributes in parameter
2142 2001-05-25 Mark Mitchell <mark@codesourcery.com>
2144 * config/i386/i386.md: Make sure cmpstr peepholes do not
2145 affect liveness information.
2147 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2149 * c-typeck.c (digest_init): Issue error messages about
2150 invalid constants, not warnings.
2152 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2154 * invoke.texi (-fno-builtin): Document that this is always on
2157 2001-05-24 Philip Blundell <philb@gnu.org>
2159 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
2162 2001-05-24 Philip Blundell <philb@gnu.org>
2164 * config/arm/arm.c (output_return_instruction): Correctly handle
2165 interworking and interrupt functions.
2167 2001-05-24 Philip Blundell <philb@gnu.org>
2169 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
2170 -m{no-}sched-prolog. Fix typos and improve formatting.
2172 2001-05-24 Philip Blundell <philb@gnu.org>
2174 * invoke.texi (ARM Options): Improve wording slightly. Add
2175 documentation for more options, including those for Thumb mode.
2176 Don't mention options that don't exist or are unimplemented.
2177 (Thumb Options): Delete; merged into above section.
2179 2001-05-24 Geoff Keating <geoffk@redhat.com>
2181 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
2182 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
2184 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2186 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
2187 fix hard register simplification.
2189 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2191 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
2192 of just copying CPP_CPU_SPEC.
2194 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
2196 * i386.c (incdec_operand): Accept only 1 and -1.
2198 2001-05-23 Kelley Cook <kelley.cook@home.com>
2200 * Makefile.in: Move many of the *_H definitions eariler in the
2201 file, so that rules in t-* files that use them for
2202 dependencies will work in a parallel build.
2203 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
2205 2001-05-23 Richard Henderson <rth@redhat.com>
2207 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
2209 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2211 * cpp.texi: Update for handling of charconsts.
2212 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
2213 diagnostics. Skip to the end if the UCS is too short.
2214 (cpp_interpret_charconst): Long charconsts issue a warning
2217 2001-05-23 Richard Henderson <rth@redhat.com>
2219 * doc/install.texi (alpha-linux): Require binutils 2.11.
2221 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2223 * c-lex.c (read_escape, read_ucs): Delete.
2224 (lex_string): Use cpp_parse_escape.
2225 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
2226 if not C++ or not C99. Warn if traditional.
2227 (parse_escape): Rename cpp_parse_escape. Make the bitmask
2228 unsigned. Warn for out-of-range escape sequences here.
2229 Update to use maybe_read_ucs.
2230 (cpp_interpret_charconst): Don't warn here.
2231 * cpplib.h (cpp_parse_escape): New exported function.
2233 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
2235 * extend.texi (Attribute Syntax): Clarify application of
2236 attributes to parameters declared as functions or arrays.
2238 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
2240 * dbxout.c (dbxout_type_methods): Do still group methods by name.
2242 2001-05-23 Zack Weinberg <zackw@stanford.edu>
2244 * diagnostic.c (vnotice): Kill.
2245 (fnotice): Call vfprintf directly.
2246 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
2247 verbatim, set_diagnostic_context): Rename string argument to
2248 indicate that it is run through gettext.
2249 (vbuild_message_string, build_message_string, output_do_printf):
2250 Rename string argument to indicate that it is NOT run through
2252 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
2253 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
2254 Run msgid argument through gettext.
2255 (default_print_error_function): Run constant strings through
2256 gettext when nothing else will.
2257 (fatal_error, internal_error, error_recursion): Use fnotice.
2258 Present complete sentences to gettext.
2260 2001-05-23 Mark Mitchell <mark@codesourcery.com>
2262 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
2264 2001-05-23 Richard Henderson <rth@redhat.com>
2266 * function.c (expand_function_start): Always use a pseudo
2267 for the function result value.
2269 2001-05-22 Richard Henderson <rth@redhat.com>
2271 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
2272 section pointer alignment.
2274 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
2276 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
2277 of __USER_LABEL_PREFIX__.
2279 2001-05-22 Richard Henderson <rth@redhat.com>
2281 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
2282 (__deregister_frame_info_bases): New.
2283 * unwind-dw2-fde.h: Declare it.
2284 * libgcc-std.ver: Export it.
2285 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
2286 called __register_frame_info_bases.
2288 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2290 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
2291 instead of #elif (which is OK for this case but not in general).
2293 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
2295 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
2296 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
2297 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
2298 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
2299 "r2" to the assembly file. Only issue allocs with non-zero parameters.
2301 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2302 David O'Brien <obrien@freebsd.org>
2304 * config/freebsd.h (LIB_SPEC): Key the exact setting to
2305 configure-time options and target version of FreeBSD. Set-up
2306 to match architectural change in threading support. Correctly
2307 report when -pthread option is not supported by configure-time
2309 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
2310 and extend to encode target version number in run-time setting
2311 of __FreeBSD__ macro to match the system compiler.
2312 (CPP_PREDEFINES): Likewise.
2313 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
2315 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
2316 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
2318 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2319 David O'Brien <obrien@freebsd.org>
2321 * config.gcc (the unlabeled system switch statement): Add
2322 generic configuration section to handle *-*-freebsd*. Also,
2323 to match the system compiler, default to threading support (it
2324 may be disabled with the standard --disable-threads
2325 configuration-time switch).
2326 (i[34567]86-*-freebsd* in machine-specific section): Use it.
2327 (alpha*-*-freebsd* in machine-specific section): Likewise.
2329 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
2330 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
2331 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
2332 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
2333 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
2335 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2336 David O'Brien <obrien@freebsd.org>
2338 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
2339 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
2340 -pthread instead setting macro.
2342 2001-05-22 Richard Henderson <rth@redhat.com>
2344 * crtstuff.c (__register_frame_info_bases): Declare.
2345 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
2346 (__do_global_dtors_aux, __do_global_dtors): Streamline.
2348 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2349 (CRT_GET_RFIB_DATA): New.
2350 * config/i386/sysv4.h: Likewise.
2351 * config/i386/sco5.h: Likewise.
2352 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2354 2001-05-22 Richard Henderson <rth@redhat.com>
2356 * rtl.c (read_string): Break out from ...
2357 (read_rtx): ... here.
2359 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2361 * doc/install.texi (Specific): Remove a bogus and duplicate part
2362 copied from the end of the document.
2364 2001-05-22 Bernd Schmidt <bernds@redhat.com>
2366 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
2368 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2370 * install.texi: Remove obsolete information on SunOS as well as
2371 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
2372 (Installing GNU CC on the Sun): Remove section.
2374 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
2376 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
2377 keep errno unchanged on success.
2379 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
2381 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
2382 once for hexadecimal floats, whether or not they contain a decimal
2383 point. Don't let the setting of pedantic otherwise affect the
2384 parsing of hexadecimal floats.
2386 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2388 * README.ACORN: Remove obsolete file.
2390 2001-05-22 Jan Hubicka <jh@suse.cz>
2392 * combine.c (gen_binary): Use swap_commutative_operands_p
2393 (simplify_comparison): Likewise.
2394 * expmed.c (emit_store_flag): Likewise.
2395 * expr.c (compare_from_rtx): Likewise.
2396 (do_compare_rtx_and_jump): Likewise.
2397 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
2398 if not emitting a branch and operands want swapping.
2400 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
2402 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
2403 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
2404 (maybe_get_identifier): Update.
2405 * tree.h (make_identifier): Delete.
2407 2001-05-21 Richard Henderson <rth@redhat.com>
2409 * combine.c (subst): Do not substitute for a register as
2410 a destination subreg/strict_low_part/zero_extract.
2412 * combine.c (simplify_comparison): Update op1 after constant
2414 * recog.c (const_int_operand): Accept only constants valid
2416 * genrecog.c: Update comments wrt const_int_operand.
2418 * emit-rtl.c (init_emit_once): Zero unused memory in a
2421 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2423 * tree.h (type_num_arguments): Declare it.
2424 * tree.c (type_num_arguments): New function.
2426 2001-05-21 Richard Henderson <rth@redhat.com>
2428 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
2431 2001-05-21 Geoff Keating <geoffk@redhat.com>
2433 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
2435 (minsf3): Use rs6000_emit_minmax.
2436 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
2438 (movsfcc): Use rs6000_emit_cmove.
2439 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
2440 Don't generate emit_fselsfsf4.
2441 (fseldfsf4): Likewise.
2442 (maxdf3): Use rs6000_emit_minmax.
2444 (mindf3): Use rs6000_emit_minmax.
2445 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
2447 (movdfcc): Use rs6000_emit_cmove.
2448 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
2449 Don't generate emit_fselsfsf4.
2450 (fselsfdf4): Likewise.
2451 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
2452 (min_max_operator): New predicate.
2453 (rs6000_emit_cmove): New function.
2454 (rs6000_emit_minmax): New function.
2455 * config/rs6000/rs6000-protos.h: Prototype new functions.
2456 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
2457 and min_max_operator.
2459 * config/rs6000/rs6000.c (output_cbranch): Handle all
2460 conditional types in the switch statement.
2462 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2464 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
2465 non-register variables.
2466 * extend.texi: Document that asm-specifications do not make sense
2467 for non-static local variables.
2469 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
2471 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
2472 (dbxout_type_fields): Lose minimal_debug support.
2473 (dbxout_type_methods, dbxout_type): Likewise.
2475 2001-05-17 Andrew Haley <aph@redhat.com>
2477 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
2479 2001-05-21 Richard Henderson <rth@redhat.com>
2481 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
2484 2001-05-20 Richard Henderson <rth@redhat.com>
2486 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2487 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
2488 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
2489 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2490 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
2492 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2493 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
2494 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
2495 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2496 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2497 DEBUG_PUBNAMES_SECTION): Rename as above.
2498 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2500 2001-05-20 Richard Henderson <rth@redhat.com>
2502 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
2503 operands unless the operation is commutative.
2505 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2507 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
2510 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
2512 * extend.texi: Clarify documentation of extensions included in ISO
2513 C99. Prefer C99 terminology and syntax to old GNU terminology and
2514 syntax. Add more index entries. Document mixed declarations and
2515 code as an extension in C89 mode. Warn about future changes to
2516 semantics of inline functions. Fixes PR other/930.
2518 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2520 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
2521 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2522 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
2523 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2525 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
2527 2001-05-20 Richard Henderson <rth@redhat.com>
2529 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
2530 to be output before a branch.
2532 2001-05-20 Richard Henderson <rth@redhat.com>
2534 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
2536 2001-05-20 Richard Henderson <rth@redhat.com>
2538 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
2539 (ASM_DOUBLE): Remove.
2540 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
2541 * config/i386/sun386.h: Likewise.
2543 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
2544 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
2546 * config/i386/cygwin.h (INT_ASM_OP): Remove.
2547 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
2548 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
2549 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
2551 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
2552 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
2553 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
2554 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
2555 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
2556 * config/i386/win32.h: Likewise.
2558 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2560 * invoke.texi: Add more options to summary list.
2562 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2564 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
2565 used. Fixes PR c/2291.
2566 * gcc.1: Regenerate.
2568 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2570 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
2571 the -fpic and -fPIC options, clear flag_pic.
2573 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2575 * hashtable.c (calc_hash): Fix HASHSTEP definition.
2576 * stringpool.c (make_identifier): No statistics here anymore.
2577 * objc-act.c (steup_string_decl): Remove redundant check.
2579 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2581 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
2582 cpplib.o, cpphash.o, fix-header): Update.
2583 (hashtable.o): New target.
2584 * c-common.h: Include cpplib.h. Define C_RID_CODE and
2585 struct c_common_identifier here.
2586 * c-lang.c (c_init_options): Update. Call set_identifier_size.
2587 * c-lex.c (c_lex): Update.
2588 * c-pragma.h: Update.
2589 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
2591 (C_RID_CODE): Delete.
2592 * cpphash.c: Rewrite to use hashtable.c.
2593 * cpphash.h: Update include guards.
2594 (struct cpp_reader): Remove hashtab.
2595 hash_ob and buffer_ob are no longer pointers. Add hash_table
2597 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
2598 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
2599 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
2600 * cppinit.c (cpp_create_reader): Update.
2601 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
2602 (cpp_interpret_charconst): Eliminate warning.
2603 * cpplib.c (do_pragma, do_endif, push_conditional,
2604 cpp_push_buffer, cpp_pop_buffer): Update.
2605 (_cpp_init_stacks): Rename cpp_init_directives.
2606 (_cpp_cleanup_stacks): Remove.
2607 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
2608 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
2609 cpp_forall_identifiers, cpp_create_reader): Update.
2610 (C_RID_CODE, cpp_make_node): New.
2611 (c_common_identifier): New identifier node for C front ends.
2612 * cppmain.c (main): Update.
2613 * fix-header.c (read_scan_file): Update.
2614 * flags.h (id_clash_len): Make unsigned.
2615 * ggc.h (ggc_mark_nonnull_tree): New.
2618 * stringpool.c: Update comments and copyright. Update to use
2620 * toplev.c (approx_sqrt): Move to hashtable.c.
2621 (id_clash_len): Make unsigned.
2622 * toplev.h (ident_hash): New.
2623 * tree.c (gcc_obstack_init): Move to hashtable.c.
2624 * tree.h: Include hashtable.h.
2625 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
2626 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
2627 (struct tree_identifier): Update.
2628 (make_identifier): New.
2630 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
2631 (C_RID_CODE): Remove.
2632 * lex.c (cxx_init_options): Call set_identifier_size. Update.
2633 (init_parse): Don't do it here.
2635 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
2637 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
2639 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
2641 (expand_eh_return): Convert between word_mode and Pmode.
2642 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
2644 (execute_stack_op): Likewise.
2645 (execute_cfa_program): Likewise.
2646 (uw_frame_state_for): Likewise.
2647 (uw_update_context_1): Likewise.
2648 * unwind.inc (_Unwind_Reason_Code): Likewise.
2649 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
2650 (EH_RETURN_STACKADJ_RTX): Likewise.
2651 * config/mips/mips.c (compute_frame_size): Make space for saving
2652 EH return registers.
2653 (mips_expand_epilogue): Handle EH stack adjustments.
2654 * config/mips/mips.md (eh_return): New pattern.
2655 (eh_set_lr_si): Likewise.
2656 (eh_set_lr_di): Likewise.
2657 Add splitter to perform EH return after reload.
2659 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2661 * jump.c (mark_jump_label): Tidy previous change.
2663 2001-05-19 Bruce Korb <bkorb@gnu.org>
2665 * fixinc/genfixes: no need for two warnings
2666 * fixinc/Makefile.in: open stdin for those building with a closed one.
2668 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2670 * jump.c (jump_optimize_1): Tidy.
2671 (mark_jump_label): When changing the label in a LABEL_REF, change
2672 update any REG_EQUAL notes as well.
2674 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
2676 * c-parse.in (parm_declarator): Split into
2677 parm_declarator_starttypename and parm_declarator_nostarttypename.
2678 (parm_declarator_starttypename, parm_declarator_nostarttypename):
2679 New. Allow parenthesised sub-declarators which don't begin with a
2680 TYPENAME. Fixes PR c/166.
2682 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2684 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
2686 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2688 * toplev.c (main): If the target does not allow profiling without
2689 a frame pointer, issue an error message.
2690 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2693 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2695 * recog.c (general_operand): Modify last change to allow it if reload
2698 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2700 * recog.c (general_operand): Prohibit nonzero subreg bytes on
2701 subregs containing mem.
2703 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
2705 * regrename.c (regrename_optimize): frame pointer register can
2708 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
2710 * README.DWARF: Move into dwarfout.c.
2712 2001-05-18 Dale Johannesen <dalej@apple.com>
2714 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
2715 specific misuse of r0 as a reload address.
2717 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
2719 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
2722 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2724 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
2725 (add_to_sequence): Make that decision type.
2726 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
2727 (write_switch, write_cond, debug_decision_2): Likewise.
2729 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
2731 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
2734 2001-05-18 Stan Shebs <shebs@apple.com>
2736 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
2737 * configure: Regenerate.
2739 2001-05-18 Per Bothner <per@bothner.com>
2741 Changes needed for java/jvspec.c
2742 * gcc.h (n_infiles, outfiles): Add declarations.
2743 * gcc.c (n_infiles, outfiles): Mske no longer static.
2745 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
2747 * config/pa/som.h (EXCEPTION_SECTION): Define.
2749 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
2751 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
2753 Add have_location_lists, a variable to determine whether we need a
2754 .debug_loc section or not.
2755 (enum dw_val_class): Add dw_val_class_loc_list.
2756 (dw_val_struct): Add val_loc_list.
2757 (dw_loc_list_struct): New structure, represents location lists.
2758 (new_loc_list): New function, return a new location list, given
2759 the range and location expression.
2760 (add_loc_descr_to_loc_list): New function, add a location
2761 expression to a location list, given the expression and range.
2762 (output_loc_list): New function, output a location list.
2763 (gen_internal_sym): Modified to take symbol prefix, so we can
2764 reuse it for location list symbols.
2765 (add_AT_loc_list): New function, add a location list to a DIE at
2766 the named attribute.
2767 (AT_loc_list): New function, return the location list reference
2768 for a given attribute, if it's a location list.
2769 (print_die): Handle dw_val_class_loc_list.
2770 (size_of_die): Ditto.
2771 (value_format): Ditto.
2772 (output_die): Ditto.
2773 (output_location_lists): New function, output all of the location
2774 lists for a DIE and it's children.
2775 (dwarf2out_finish): Call output_location_lists if we have location
2779 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2781 * gcse.c (try_replace_reg): First try global replace, later try to
2782 simplify the expression.
2784 * gcse.c (find_used_regs): Change calling convention; work via
2786 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
2788 2001-05-18 Bernd Schmidt <bernds@redhat.com>
2791 2001-02-09 Nick Clifton <nickc@redhat.com>
2792 * config/arm/arm.md: Change output constraint on post inc
2793 load/store multiple patterns to be a read/write constraint.
2795 2001-05-18 Mark Mitchell <mark@codesourcery.com>
2797 * basic-block.h (struct basic_block_def): Add documentation about
2798 what a basic block is, and what the various fields are used for.
2799 * flow.c (calculate_globlal_regs_live): Add documentation about
2800 how the algorithm works, and how we know that it will terminate.
2801 Check that the the inductive assumption that guarantees
2802 termination actually holds.
2803 (mark_used_regs): Treat conditionally set registers as used.
2804 (debug_regset): Add comment.
2805 * rtl.texi (cond_exec): Add documentation.
2807 * function.c (expand_function_start): Avoid creating BLKmode
2810 2001-05-17 Mark Mitchell <mark@codesourcery.com>
2812 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
2813 DIE, even if it has no children.
2814 (dwarf2out_finish): Always output the line-number table, even if
2817 2001-05-18 David Edelsohn <edelsohn@gnu.org>
2819 * rs6000.md (movsfcc,movdfcc): Remove NE case.
2821 2001-05-17 Bruce Korb <bkorb@gnu.org>
2823 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
2824 * fixinc/genfixes: emit a warning if AutoGen is out of date
2826 2001-05-17 Brendan Conoboy <blc@cygnus.com>
2827 Bruce Korb <bkorb@gnu.org>
2829 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
2830 found in fixinc directory. Facilitates binary distributions.
2832 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
2834 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
2837 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
2839 * dwarf2out.c (modified_type_die): Equate qualified type to die.
2841 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2843 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
2844 (simplify_subreg): Handle complex types represented as CONCAT.
2846 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
2847 * rtl.h (swap_commutative_operands_p): Declare.
2848 * rtlanal.c (swap_commutative_operands_p): New.
2849 (operand_preference): New static function.
2851 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
2852 (gen_binary): Likewise.
2853 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
2854 * simplify-rtx.c (simplify_gen_binary,
2855 simplify_gen_relational): Likewise.
2857 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2859 * cse.c (fold_rtx): Use simplify_subreg.
2861 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
2862 (simplify_gen_subreg): New.
2863 (simplify_rtx): Use simplify_subreg.
2864 * rtl.h (simplify_gen_subreg): Declare.
2866 2001-05-17 Mark Mitchell <mark@codesourcery.com>
2868 * doc/install.texi: Update Solaris information.
2870 * except.h (protect_cleanup_actions): Remove it.
2871 (lang_protect_cleanup_actions): Declare it.
2872 * except.c (protect_cleanup_actions): Remove it.
2873 (lang_protect_cleanup_actions): New variable.
2874 (init_eh): Don't make protect_cleanup_actions a GC root.
2875 (expand_eh_region_and_cleanup): Call
2876 lang_protect_cleanup_actions.
2877 (output_function_exception_table): Remove unused `align'
2879 * varasm.c (assemble_external): Abort if we have not yet
2880 opened the assembly output file.
2882 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
2884 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
2885 for eh_personality_libfunc.
2887 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2889 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
2890 when calling simplify_subreg. This is needed to allow replacing
2891 of expression of one mode by expression of different mode.
2893 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2895 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
2897 2001-05-17 Bernd Schmidt <bernds@redhat.com>
2899 * expr.c (protect_from_queue): Protect against subsequent calls to
2901 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
2904 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
2906 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
2908 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2910 * gccbug.in (CATEGORIES): Add "bootstrap".
2912 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
2914 * simplify-rtx.c (simplify_subreg): Break out from ...
2915 * combine.c (combine_splify_rtx) ... here and ...
2916 * recog.c (validate_replace_rtx_1): ... here;
2917 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
2918 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
2919 (subreg_lowpart_p): ... here.
2921 2001-05-17 Bernd Schmidt <bernds@redhat.com>
2923 * stmt.c (expand_asm_operands): For inout operands, make sure
2924 the substitution of '=' for '+' makes it into the rtl.
2926 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
2927 (reload_as_needed): Call update_eliminable_offsets a bit later.
2929 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2931 * gcc.texi (gccbug): Refer to the web pages for detailed information
2934 2001-05-16 Zack Weinberg <zackw@stanford.edu>
2936 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
2938 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
2939 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
2940 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
2941 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
2942 * cross-make: Don't set LIBGCC1.
2943 * mklibgcc.in: Delete all code for building from libgcc1.c.
2944 Always honor LIB1ASMFUNCS if set.
2946 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
2947 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
2948 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
2949 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
2950 config/i386/uwin.asm, config/m68hc11/larith.asm,
2951 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
2952 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
2953 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
2954 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
2955 Delete or update references to libgcc1 in commentary.
2957 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
2958 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
2959 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
2960 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
2961 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
2962 config/arm/t-semi, config/arm/t-strongarm-coff,
2963 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
2964 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
2965 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
2966 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
2967 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
2968 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
2969 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
2970 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
2971 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
2972 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
2973 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
2974 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
2975 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
2976 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
2977 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
2978 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
2979 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
2980 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
2981 config/mips/t-ultrix, config/mn10200/t-mn10200,
2982 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
2983 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
2984 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
2985 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
2986 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
2987 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
2988 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
2989 config/sparc/t-sparclite, config/sparc/t-splet,
2990 config/sparc/t-sunos41, config/sparc/t-vxsparc,
2991 config/sparc/t-vxsparc64, config/v850/t-v850:
2992 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
2994 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
2995 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
2996 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
2997 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
2998 nongcc_SI_type, nongcc_word_type, or perform_*
2999 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
3001 * config/i386/386bsd.h, config/i386/beos-elf.h,
3002 config/i386/linux-aout.h, config/i386/linux-oldld.h,
3003 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
3004 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
3005 Don't include i386/perform.h.
3007 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
3008 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
3009 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
3010 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
3011 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
3012 config/vax/t-openbsd, config/vax/t-vax: Delete.
3014 * config.gcc: Remove references to deleted files.
3015 (arm-semi-aof): Use arm/t-semi for tmake_file.
3017 * gcc.texi, install.texi, invoke.texi, tm.texi:
3018 Delete or rewrite text which is no longer relevant now that
3019 libgcc1 no longer exists.
3021 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
3022 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
3024 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
3025 Bruce Korb <bkorb@gnu.org>
3027 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
3030 2001-05-16 Zack Weinberg <zackw@stanford.edu>
3032 * i386.md: Add two peepholes to clean up code generated by
3035 2001-05-16 Richard Henderson <rth@redhat.com>
3037 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
3038 variants of non-absolute encodings.
3040 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3042 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
3043 __register_frame_info_table_bases): Export.
3045 2001-05-16 Richard Henderson <rth@redhat.com>
3047 * except.c (eh_data_format_name): Move to ...
3048 * dwarf2asm.c: ... here. Use designated initializers if available.
3049 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
3050 * dwarf2asm.h: Update declarations.
3051 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
3052 ASM_PREFERRED_EH_DATA_FORMAT.
3053 (output_call_frame_info): Likewise. Use 'L' augmentation for
3056 * unwind-dw2-fde.h (struct fde_vector): New.
3057 (struct old_object): Rename from struct object.
3058 (struct object): New.
3059 (__register_frame_info_bases): Declare.
3060 (__register_frame_info_table_bases): Declare.
3061 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
3062 * unwind-dw2-fde.c (objects): Remove.
3063 (unseen_objects, seen_objects): New.
3064 (__register_frame_info_bases): New.
3065 (__register_frame_info): Use it.
3066 (__register_frame_info_table_bases): New.
3067 (__register_frame_info_table): Use it.
3068 (__deregister_frame_info): Rewrite for changed object struct.
3069 (base_from_object, get_cie_encoding, get_fde_encoding): New.
3070 (fde_unencoded_compare): Rename from fde_compare; uninline.
3071 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
3072 (start_fde_sort): Adjust for new definition of fde_vector.
3073 (fde_insert): Likewise.
3074 (end_fde_sort): Likewise. Select comparison function based
3075 on properties of the object.
3076 (fde_split): Take object and fde_compare_t arguments.
3077 (frame_heapsort, fde_merge): Likewise.
3078 (classify_object_over_fdes): Rename from count_fdes. Handle
3079 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
3081 (add_fdes): Handle encoded pointers.
3082 (init_object): Rename from frame_init. Update for new struct object.
3083 (linear_search_fdes): Rename from search_fdes. Handle encoded
3085 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
3086 (binary_search_single_encoding_fdes): New.
3087 (binary_search_mixed_encoding_fdes): New.
3088 (search_object): New.
3089 (_Unwind_Find_FDE): Update for new struct object. Fill in
3091 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
3092 iterating over EH data.
3093 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
3094 fde_encoding, lsda_encoding.
3095 (read_uleb128, read_sleb128): Remove.
3096 (read_encoded_pointer): Remove. All callers use read_encoded_value.
3097 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
3098 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
3100 * unwind-pe.h: Add "struct" to _Unwind_Context references.
3102 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3104 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
3105 * cpphash.c (_cpp_lookup_with_hash): Similarly.
3106 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
3107 cpp_spell_token, cpp_output_token): Similarly.
3108 * cpplib.c (lex_macro_node, do_undef, do_pragma,
3109 do_pragma_poison, parse_assertion, do_assert): Similarly.
3110 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
3111 save_parameter, _cpp_create_definition, check_trad_stringification,
3112 cpp_macro_definition): Similarly.
3113 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
3114 * c-lex.c (cb_undef, c_lex): Similarly.
3115 * fix-header.c (recognized_function): Similarly.
3116 * cpplib.h (NODE_LEN, NODE_NAME): New.
3117 (cpp_hashnode): Rename length len.
3119 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
3121 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
3124 2001-05-16 Andreas Jaeger <aj@suse.de>
3126 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
3128 * toplev.c: Include dwarf2asm.h for prototype of
3129 dw2_output_indirect_constants.
3131 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
3133 * stmt.c (expand_asm_operands): Be able to offload addressof
3134 expression to memory. (PR optimization/185)
3136 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
3138 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
3139 applying distributive law.
3141 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3143 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
3145 * gthr-dce.h (UNUSED): Attribute unused macro.
3146 (__gthread_key_dtor): Make arguments UNUSED.
3147 (__gthread_key_delete): Revise for compatibility with DRAFT4
3150 2001-05-16 David Edelsohn <edelsohn@gnu.org>
3152 * doc/install.texi: Update AIX information.
3153 * README.RS6000: Remove obsolete file.
3155 2001-05-16 Jakub Jelinek <jakub@redhat.com>
3156 Nathan Sidwell <nathan@codesourcery.com>
3158 * gcc.c (give_switch): Don't write before start of string.
3159 Always append suffix.
3161 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
3163 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
3166 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3168 * README.ALTOS: Remove obsolete file.
3170 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3172 * c-lex.h (save_and_forget_protocol_qualifiers,
3173 forget_protocol_qualifiers, remember_protocol_qualifiers):
3174 Remove deleted functions' prototypes.
3176 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3178 * c-parse.in (methodtype): New production.
3179 (methoddef, methodproto): Collapse separate '-' and '+'
3182 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3184 * c-common.h (RID_FIRST_PQ): New.
3185 * c-parse.in (objc_pq_context): New.
3186 (objc parser): Set objc_pq_context rather than calling
3187 remember_protocol_qualifiers and forget_protocol_qualifiers.
3188 Don't call save_and_forget_protocol_qualifiers.
3189 (yylexname): Handle objc protocol qualifiers here.
3190 * stringpool.c (struct str_header): Replace with sp_hashnode.
3191 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
3192 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
3193 Allocate an IDENTIFIER_NODE for each identifier.
3194 (FORALL_STRINGS, set_identifier): Delete.
3195 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
3196 (ggc_alloc_string): Use an obstack.
3197 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
3198 * tree.h: Update comments.
3199 (set_identifier): Delete.
3200 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
3201 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
3202 remember_protocol_qualifiers): Delete.
3204 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
3206 * flow.c (life_analysis): After life analysis is complete, do
3207 an optional scan over insns looking for REG_LABEL notes that
3208 reference a deleted label.
3209 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
3210 before peeking at LABEL_NUSES.
3212 2001-05-15 Richard Henderson <rth@redhat.com>
3214 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
3215 (_Unwind_GetTextRelBase): New.
3217 2001-05-15 Mark Mitchell <mark@codesourcery.com>
3219 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3221 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
3223 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
3224 so that CHOOSE_SECTION gets used.
3226 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
3227 TARGET_RELOCATABLE like flag_pic for now.
3229 2001-05-15 David Edelsohn <edelsohn@gnu.org>
3231 * rs6000.md (movdi splitter): Sign extend more efficiently.
3232 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
3233 to "long long" valid on 32-bit and 64-bit hosts.
3234 (logical_operand): Cast trunc_int_for_mode return value.
3235 (rs6000_emit_move): Shift macro to encapsulate variable.
3236 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
3237 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
3238 plus_constant requires signed argument.
3240 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
3242 * gthr-posix.h: Make additional pthread-* functions weak.
3244 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
3246 * recog.c (apply_change_group): Avoid unneeded validating.
3248 2001-05-14 David Edelsohn <edelsohn@gnu.org>
3250 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
3251 (num_insns_constant): CONST_INT can be 64-bits.
3253 2001-05-14 Stan Shebs <shebs@apple.com>
3255 * config/darwin.h (LIB_SPEC): Just use -lSystem.
3256 (LIBGCC_SPEC): Don't define.
3258 2001-05-14 Richard Henderson <rth@redhat.com>
3260 * configure.in (gcc_cv_as_eh_frame): New test.
3261 * config.in, configure: Rebuild.
3262 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
3264 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3266 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
3267 extended precision divide.
3269 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3271 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
3272 for RETURNS as well.
3274 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
3276 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
3277 (CPP_CPU??_SIZE_TYPE): New.
3278 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
3279 (CPP_CPU_SPEC): ... here; support choosing of CPU.
3280 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
3281 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
3283 * i386.c (override_options): Add sorry about not suported modes.
3285 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
3287 * config/pa/som.h (NM_FLAGS): Remove.
3288 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
3289 (ASM_OUTPUT_SECTION_NAME): Remove.
3290 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
3292 2001-05-14 Mark Mitchell <mark@codesourcery.com>
3294 * regrename.c (regrename_optimize): Do not rename registers to
3297 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
3299 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
3300 contain MEMs. Remove useless distinction about clobbering
3303 2001-05-13 Geoff Keating <geoffk@redhat.com>
3305 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
3306 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
3307 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
3308 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3309 (EXCEPTION_SECTION): Define.
3311 2001-05-13 Zack Weinberg <zackw@stanford.edu>
3313 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
3314 binary backward compat only.
3315 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
3316 in LIB2FUNCS. Pass it to mklibgcc.
3317 * mklibgcc.in: Handle LIB2FUNCS_ST.
3319 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
3321 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
3323 * tm.texi (THREAD_MODEL_SPEC): Document it.
3324 * gcc.c (main): Use it.
3325 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
3326 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
3328 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3330 * rtl.h (SYMBOL_REF_WEAK): New macro.
3331 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
3332 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
3333 * rtl.texi (SYMBOL_REF_WEAK): Document it.
3334 * gcc.texi: Remove wrong description.
3336 2001-05-13 Mark Mitchell <mark@codesourcery.com>
3338 * Makefile.in (STAMP): New macro.
3339 Replace all uses of `touch' with $(STAMP).
3340 * fixinc/Makefile.in: Likewise.
3342 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3344 * configure.in: ldopen is never in -lexc, so don't test for it.
3345 Add test for exc_resume in -lexc for Ada.
3346 * configure: Regenerated.
3348 2001-05-12 Richard Henderson <rth@redhat.com>
3350 * dwarf2asm.c (size_of_encoded_value): New function.
3351 * dwarf2asm.h: Declare it.
3352 * except.c (output_function_exception_table): Align the TType
3353 array only as wide as the encoding.
3355 2001-05-12 Zack Weinberg <zackw@stanford.edu>
3357 * extend.texi: Document #pragma GCC java_exceptions.
3359 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3361 * c-parse.in (bison parser, init_reswords): Remove uses of
3363 * c-tree.h (doing_objc_thang): Remove.
3365 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3367 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
3368 about files not ending in newlines.
3370 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3372 * dwarfout.c (dwarfout_init): Add cast.
3373 * sched-deps.c (sched_analyze_insn): Remove unused vars.
3374 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
3376 * method.c (build_mangled_C99_name): Remove unused prototype.
3378 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3380 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
3382 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3384 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
3385 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
3387 2001-05-11 Richard Henderson <rth@redhat.com>
3389 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3390 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
3391 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
3392 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
3393 (dw2_output_indirect_constants): Prototype.
3394 * dwarf2out.c (dwarf2out_begin_prologue): Generate
3395 current_function_func_begin_label if we'll need it for EH. Exit
3396 early for IA64_UNWIND_INFO.
3397 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
3398 (eh_data_format_name): Update for indirect references.
3399 (output_function_exception_table): Care for IA64_UNWIND_INFO.
3400 Handle ASM_PREFERRED_EH_DATA_FORMAT.
3401 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
3402 define HAVE_eh_return etc.
3403 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
3404 (final_end_function): Don't call output_function_exception_table.
3405 * toplev.c (compile_file): Call dw2_output_indirect_constants.
3406 (rest_of_compilation): Invoke output_function_exception_table
3407 for ia64 before assemble_end_function.
3408 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
3409 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
3411 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
3412 * unwind.h: Declare them.
3413 * libgcc-std.ver: Export them.
3414 * unwind-pe.h: New file.
3416 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3418 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
3420 (find_fde_for_dso): Extract DT_PLTGOT.
3421 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
3422 the segment and gp as well.
3423 * config/ia64/frame-ia64.c: Remove file.
3424 * config/ia64/frame-ia64.h: Remove file.
3425 * config/ia64/unwind-ia64.c: New file.
3426 * config/ia64/unwind-ia64.h: New file.
3427 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
3428 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
3429 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
3430 (ASM_PREFERRED_EH_DATA_FORMAT): New.
3431 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
3432 (IA64_UNWIND_INFO): Re-enable.
3433 (HANDLER_SECTION): Remove.
3434 (EH_RETURN_DATA_REGNO): New.
3435 * config/ia64/ia64.md (exception_receiver): Remove.
3436 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
3437 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
3439 2001-05-11 Richard Henderson <rth@redhat.com>
3441 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
3442 calls and jumps to be bundled together.
3443 (ia64_reorg): Emit a break after a noreturn call that ends
3445 * config/ia64/ia64.md (break_f): New.
3447 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3449 * c-lex.c (lex_charconst): Convert into a simple wrapper
3450 around cpp_interpret_charconst, to which most of the code
3452 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
3453 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
3454 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
3455 (lex): Use cpp_interpret_charconst.
3456 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
3457 hex_digit_value): New functions.
3458 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
3459 * cpplib.h (cpp_interpret_charconst): New prototype.
3460 * Makefile.in: Update.
3462 2001-05-12 Dean Wakerley <dean@wakerley.com>
3464 * doc/install.texi: New file. Converted to texinfo from the HTML
3465 documentation in wwwdocs/htdocs/install.
3467 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
3469 * gcse.c (insert_insn_end_bb): Do not search for assignments to
3470 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3472 * toplev.c (compile_file): Move comment for opening output
3473 file to just before the code that opens the output file.
3475 2001-05-11 Jakub Jelinek <jakub@redhat.com>
3477 * regmove.c (regmove_optimize): Suppress the optimization for
3478 unchanging destination register. Add comment above function.
3480 2001-05-11 Zack Weinberg <zackw@stanford.edu>
3482 * Makefile.in: Exterminate all references to assert.h.
3483 * cross-make: Likewise.
3485 * configure.in: Correct commentary.
3486 * configure: Regenerate.
3488 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
3491 * config/t-freebsd, config/t-linux, config/t-linux-aout,
3492 config/t-netbsd, config/t-rtems, config/x-linux,
3493 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
3494 No need to override INSTALL_ASSERT_H.
3496 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
3497 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
3498 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
3500 2001-05-11 Graham Stott <grahams@redhat.com>
3502 * combine.c (simplify_comparison): Fix typo.
3504 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3506 * loop.h (struct movables): Remove `num'.
3507 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
3508 Adjust call to strength_reduce.
3509 (num_unmoved_movables): New function.
3510 (move_movables): Don't set movables->num.
3511 (strength_reduce): Compute the number of instructions in the loop
3512 here, rather than in the caller.
3513 (check_dbra_loop): Always clear reversible_mem_store if there
3514 are any memory sets.
3515 (loop_regs_scan): Don't count instructions here.
3516 (count_insn_in_loop): New function.
3518 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3520 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
3522 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
3524 * c-common.c (finish_label_expr): New function, lifted from
3525 from cp/semantics.c.
3526 * c-common.h (finish_label_expr, lookup_label): New prototypes.
3527 * c-parse.in: Move 3 blocks of parser code into new functions.
3528 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
3529 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
3530 (lookup_label): Remove.
3532 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
3534 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
3535 FLOAT_BIT_ORDER_MISMATCH.
3537 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3539 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
3540 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
3542 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3544 * expr.c (emit_group_load): extract_bit_field requires a REG or
3547 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
3549 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
3550 a computed jump into an unconditional jump.
3551 In second hunk of code for collapsing computed and conditional jumps
3552 into unconditional jumps, reemit the jump in additional cases.
3554 * jump.c (jump_optimize_1): Do not wrap the new jump target
3555 inside a LABEL_REF; gen_jump will do that automatically.
3557 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
3559 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
3560 contents for a SYMBOL_REF in case of floating point constants.
3562 2001-05-10 DJ Delorie <dj@redhat.com>
3564 * c-common.c (combine_strings): Widen strings in a
3565 host-endian-independent way.
3567 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
3569 * c-parse.in: Remove many shift/reduce conflicts. Update
3571 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
3572 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
3573 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
3574 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
3575 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
3576 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
3577 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
3578 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
3579 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
3580 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
3581 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
3582 typespec_reserved_nonattr, typespec_reserved_attr,
3583 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
3584 structsp_nonattr, components_notype, component_notype_declarator,
3585 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
3586 firstparm, setspecs_fp): New
3587 (typed_declspecs, reserved_declspecs, typed_typespecs,
3588 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
3589 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
3590 declmods_no_prefix_attr, nonempty_type_quals, structsp,
3591 type_quals): Remove. Users updated.
3592 (initdecls, notype_initdecls, after_type_declarator,
3593 parm_declarator, notype_declarator, absdcl1, components, ivars):
3594 Don't allow attributes at the start of a declarator; include them
3595 in the production containing the declarator instead. Always
3596 require type specifiers before trying to redeclare a typedef name.
3597 (typename): Allow for attributes but warn that they are ignored.
3598 (parmlist, firstparm, setspecs_fp): Include attributes in
3599 parmlist; suck them off the parser stack in firstparm using
3602 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
3604 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
3605 to determine if a block has an unconditional jump at its end.
3607 * jump.c (jump_optimize_1): When converting a conditional jump
3608 to an unconditional jump, build the jump using gen_jump instead
3609 of just modify operands in-place.
3611 2001-05-09 Zack Weinberg <zackw@stanford.edu>
3613 * cppinit.c (cpp_post_options): Shut off macro expansion if
3615 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
3616 IN_I directives only if the # is in column 1 and the directive
3617 name begins in column 2.
3618 * cppmain.c (scan_buffer): Insert a space between # and an
3619 identifier, when that identifier is a directive name.
3621 * tradcpp.c (struct file_buf): Add a pointer to the next entry
3622 in the header search path.
3623 (enum node_type): Add T_INCLUDE_NEXT.
3624 (directive_table): Add entry for include_next.
3625 (do_include_next): New function.
3626 (process_include): New routine, broken out of do_include.
3627 (finclude): Insert 'nhd' argument, to be copied into
3628 next_header_dir of the new buffer.
3629 (main): Adjust to match.
3630 * gsyslimits.h, limity.h: Un-indent #include_next.
3632 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
3634 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
3635 inclusion as a chapter of the GCC manual.
3636 * gcc.texi: Include objc.texi.
3637 * fdl.texi: Use @unnumberedsec for the addendum.
3638 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
3640 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3642 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
3644 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
3646 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
3647 handling of two-address insns.
3649 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
3651 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
3652 ../binutils/nm-new instead of ../binutils/nm.
3654 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3656 * i386.md (movdi splitter): Fix the splitting condition
3657 (float_extenddftf splitter): Fix mode.
3659 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
3661 * genrecog.c (write_switch): Avoid outputting of switch for
3662 types wider than int.
3664 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
3666 * reload1.c (copy_eh_notes): New function.
3667 (emit_input_reload_insns): Call it.
3668 (emit_output_reload_insns): Call it.
3670 2001-05-07 Zack Weinberg <zackw@stanford.edu>
3672 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
3674 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
3675 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
3677 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
3679 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
3681 * pa.md (interspace_jump): Revise comment.
3682 (builtin_longjmp): Block initial setup insns from delay slot of
3684 (builtin_setjmp_receiver): New expander to save and restore PIC
3687 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
3689 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
3691 * toplev.c (compile_file): Set up the output file before we call
3692 the various initializers for the compiler.
3694 * except.c (sjlj_mark_call_sites): Do not search for assignments to
3695 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3697 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
3698 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
3700 2001-05-06 Zack Weinberg <zackw@stanford.edu>
3702 * Makefile.in (tradcpp0): Correct typo in dependency list.
3704 2001-05-06 Geoff Keating <geoffk@redhat.com>
3706 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
3707 the link register if we're not going to use it.
3709 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
3710 (output_function_profiler): Likewise.
3712 2001-05-07 Alan Modra <amodra@one.net.au>
3714 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
3716 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
3718 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
3719 zero-extend it. Make abs_inc unsigned.
3721 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
3722 widest mode in narrowing and widening operations.
3724 * config/mips/mips.md: Sign extend CONST_INTs.
3726 2001-05-06 Andreas Jaeger <aj@suse.de>
3728 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
3729 (i386 Options): Document -momit-leaf-frame-pointer.
3731 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
3733 * c-typeck.c (internal_build_compound_expr): Check for
3734 array to pointer conversion just once.
3736 2001-05-05 Richard Henderson <rth@redhat.com>
3738 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
3740 2001-05-05 Richard Henderson <rth@redhat.com>
3742 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
3743 to the parent of the fixup region.
3745 2001-05-05 Jakub Jelinek <jakub@redhat.com>
3747 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
3749 * cpp.texi (__NO_INLINE): Document it.
3751 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
3753 * cppfiles.c (struct include_file): New member err_no.
3754 (find_or_create_entry): Set it.
3755 (open_file): Don't set fds to -2. Instead, use err_no to
3756 remember previous errors, if any.
3758 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3760 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
3761 between X and Y by using sequences of xgdx and xgdy.
3763 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3765 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
3766 of '!' for the 'D' alternative ('!' is too strong).
3767 ("*logicalsi3_silshl16"): Likewise.
3768 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
3769 ("movstrictsi"): Remove spurious '+'.
3770 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
3771 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
3772 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
3775 2001-05-04 David Edelsohn <edelsohn@gnu.org>
3777 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
3779 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
3781 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
3784 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3786 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
3789 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3791 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
3792 soft register, use ror instead of rol.
3794 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3796 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
3797 into account pre/post increment decrement for 68HC12.
3798 Fix other problems in replacement and fix call to reg_mentioned_p.
3800 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3802 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
3803 Put the soft registers in bss for 68HC12.
3804 (L_regs_d3_4): New for _.d3 and _.d4.
3805 (L_regs_d5_6): Likewise.
3806 (L_regs_d1_2): Likewise.
3807 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
3809 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3811 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
3812 to the pre-processor when -fshort-double is specified.
3813 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
3815 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3817 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
3818 (__mulsi3): Rewrite for 68HC12.
3819 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
3820 Mark 'x' constraint with earlyclobber to prevent a
3821 RELOAD_FOR_OTHER_ADDRESS to go in it.
3822 (mulhi3_m68hc12): New pattern.
3823 (mulhi3_m68hc11): Rename of mulhi3.
3824 (mulhi3): New expand for 68HC12 optimisation.
3825 (umulhisi3, mulhisi3): New patterns for 68HC12.
3827 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3829 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
3830 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
3831 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
3833 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3835 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
3836 constants cheap after reload.
3837 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
3839 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
3840 so that gcc prefers a shift by 16.
3841 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
3843 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
3845 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
3847 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3849 * alpha.h: NULL_PTR -> NULL.
3856 * i386.md: Likewise.
3859 * m68hc11.h: Likewise.
3860 * rs6000.h: Likewise.
3863 * sparc.h: Likewise.
3867 * final.c: Likewise.
3869 * recog.c: Likewise.
3871 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3873 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
3874 `bool' parameter to `int'.
3876 * hash.c (hash_lookup): Likewise.
3878 * hash.h (hash_lookup): Likewise.
3880 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
3882 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3884 * i386.c (x86_initialize_trampoline): Fix mode of constant.
3886 2001-05-03 Geoff Keating <geoffk@redhat.com>
3888 * invoke.texi (i386 Options): Delete references to -malign-jumps,
3889 -malign-loops, -malign-functions.
3890 * i386.c (ix86_align_funcs): Delete.
3891 (ix86_align_loops): Delete.
3892 (ix86_align_jumps): Delete.
3893 (override_options): Mark -malign-* as obsolete. Emulate their
3894 behaviour with the -falign-* options. Default -falign-* from
3895 the processor table.
3896 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
3897 patch of Wed May 2 13:09:36 2001.
3898 (LOOP_ALIGN): Delete.
3899 (LOOP_ALIGN_MAX_SKIP): Delete.
3900 (LABEL_ALIGN_AFTER_BARRIER): Delete.
3901 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
3903 2001-05-04 Andreas Jaeger <aj@suse.de>
3905 * except.h: Add prototype declaration for
3906 expand_builtin_init_dwarf_reg_sizes.
3908 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
3910 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
3912 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3914 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
3916 ("bitcmpqi2"): New pattern for bit-extract and test.
3917 ("bitcmphi"): New pattern for bitb/bita instructions.
3919 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
3921 * gccbug.in: Use a temporary directory when the mktemp command is
3924 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3926 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
3928 (INITIALIZE_TRAMPOLINE): Call it.
3929 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
3930 (TRAMPOLINE_TEMPLATE): Remove.
3931 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
3932 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
3935 2001-05-03 David O'Brien <obrien@FreeBSD.org>
3937 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
3938 and crtendS.o with PIC.
3940 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3942 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
3944 (___subdi3, ___adddi3): Use x instead of y as index register.
3945 (__init_bss_section, __map_data_section): Optimize for 68HC12.
3946 (__memset, __memcpy): Likewise.
3947 (regs): Put the soft registers in bss for 68HC12.
3948 (abort): Use trap to abort for 68hc12.
3949 (__mulhi3, __mulhi32): Use emul for 68hc12.
3950 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
3952 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3954 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
3955 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
3956 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
3957 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
3958 Set 68HC12 min offset to -65536.
3959 (print_operand): Put parenthesis arround the operand if it refers
3960 to a symbol having the same name as a register.
3961 (m68hc11_z_replacement): When z register is replaced by its
3962 equivalent soft register, force the insn to be re-recognized.
3963 (m68hc11_check_z_replacement): Fix the test when destination is
3964 the index register and z dies in the insn.
3965 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
3967 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3969 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
3970 costs according to processor variant.
3971 (m68hc11_shift_cost): New function to compute shift costs.
3972 (m68hc11_rtx_costs): Define costs according to processor variant.
3973 (m6811_cost): Costs for 68HC11.
3974 (m6812_cost): Costs for 68HC12.
3975 (COSTS_N_INSNS): Remove.
3977 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
3978 (DEFAULT_RTX_COSTS): Remove.
3979 (CONST_COSTS): Define costs according to OUTER_CODE.
3980 (processor_costs): New struct to define costs.
3981 (m68hc11_cost): Pointer to current costs.
3983 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3985 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
3986 and use m68hc11_notice_keep_cc when using leax/leay.
3987 (addhi3 split): Reject split if the insn is handled by
3989 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
3990 push must be handled in a special way if the source operand uses
3991 sp as index register.
3992 (m68hc11_notice_keep_cc): New function.
3993 (m68hc11_gen_movhi): Use it when an insn changes a register but
3995 (m68hc11_gen_movqi): Fix move for 68HC12.
3996 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
3998 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4000 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
4001 and don't pass operands[0] to emit_library_call_value.
4003 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4005 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
4006 (zero_extendsi split): Simplify and use (zero_extendhi).
4007 (*addhi3): Remove 'w' constraint since stack pointer is handled
4009 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
4010 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
4011 (*ashrhi3_const): Fix shift by 7.
4012 (*lshrsi3_const16): Fix template.
4013 (call, call_value): Fix constraint and predicate.
4015 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4017 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
4018 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
4019 (CC_REGNUM): Likewise.
4020 (*unnamed splits): Use above constants instead of hard coded numbers.
4021 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
4022 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
4023 (*return_16bit, *unnamed peepholes): Likewise.
4025 2001-05-03 David O'Brien <obrien@FreeBSD.org>
4027 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
4028 rs6000/rs6000.h twice.
4030 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
4032 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
4033 (CPP_SPEC): Conditionally define MSDOS and GO32.
4034 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
4035 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
4037 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
4039 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
4041 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
4043 2001-05-03 Mark Mitchell <mark@codesourcery.com>
4045 * integrate.h (struct inline_remap): Add leaf_reg_map table.
4046 * integrate.c (expand_inline_function): Use xcalloc to allocate
4048 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
4051 2001-05-03 Mark Mitchell <mark@codesourcery.com>
4053 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
4056 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
4058 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
4059 linker if -mrelax is given.
4060 (TARGET_SWITCHES): Document -mrelax.
4062 Re-installed 2001-01-09's patch:
4063 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
4064 if it's wider than long and the target's long is wider than the
4067 2001-05-02 David O'Brien <obrien@FreeBSD.org>
4069 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
4070 directly include rs6000/rs6000.h. Instead do it in tm.h.
4072 2001-05-02 Stan Shebs <shebs@apple.com>
4074 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
4075 NSConstantString for NeXT-style runtimes.
4076 (STRING_OBJECT_GLOBAL_NAME): New macro.
4077 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
4078 OCTI_STRING_CLASS_DECL.
4079 (constant_string_global_id): New macro.
4080 (string_class_decl): Ditto.
4081 (setup_string_decl): New function.
4082 (build_objc_string_object): Use it to build a NeXT runtime
4083 compatible string initializer.
4085 2001-05-02 Jakub Jelinek <jakub@redhat.com>
4087 * tradcpp.c (do_define): Make sure we don't walk past limit.
4089 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4091 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
4092 offsets if not REG_OK_STRICT.
4094 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
4095 (INT_REG_OK_FOR_INDEX_P): Likewise.
4096 (INT_REG_OK_FOR_BASE_P): Likewise.
4097 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
4098 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
4099 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
4100 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
4101 REG_OK_FOR_BASE_P. Take an additional parameter.
4102 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
4103 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
4104 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
4105 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
4106 rs6000_legitimate_address() and use it.
4107 * config/rs6000/rs6000.c: Update all callers.
4108 (rs6000_legitimate_address): New function.
4110 2001-05-02 David Edelsohn <edelsohn@gnu.org>
4112 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
4113 special_constant conditional blocks together.
4115 2001-05-02 Dale Johannesen <dalej@apple.com>
4117 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
4119 (STRICT_ARGUMENT_NAMING): Define.
4120 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
4121 function_arg_partial_nregs, setup_incoming_varargs): Remove
4122 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
4125 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4127 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
4129 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
4132 * expr.c (store_field): Do nothing except elaborate side-effects if
4135 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4137 * c-lex.c: NULL_PTR -> NULL.
4139 * emit-rtl.c: Likewise.
4141 * genpeep.c: Likewise.
4143 * mips-tdump.c: Likewise.
4144 * reload1.c: Likewise.
4145 * rtlanal.c: Likewise.
4147 * stor-layout.c: Likewise.
4148 * toplev.c: Likewise.
4150 2001-05-01 Per Bothner <per@bothner.com>
4152 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
4153 call do_pending_stack_adjust before emiting label.
4155 2001-05-01 Mark Mitchell <mark@codesourcery.com>
4157 * extend.texi: Fix typo.
4159 2001-05-01 Stan Shebs <shebs@apple.com>
4161 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
4162 of UOBJC_MODULES_decl.
4163 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
4164 (generate_descriptor_table): Ditto.
4165 (generate_protocols): Ditto.
4166 (generate_protocol_list): Ditto.
4167 (generate_classref_translation_entry): Ditto.
4169 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
4171 * invoke.texi (Optimize Options): Add documentation for `--param
4172 max-delay-slot-insn-search' and `--param
4173 max-delay-slot-live-search' and reorder --param section.
4174 * params.def: Modify initial comment.
4175 * params.h (param_info): Add `help' member.
4176 * toplev.c (lang_independent_params): Include `help' description.
4177 (display_help): Print --param parameters.
4179 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4181 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
4182 Remove references to deleted files.
4183 (*-*-openbsd): No need to override xmake_file.
4184 (*-*-sysv4): Treat like *-*-sysv.
4186 * configure.in: Probe for ldopen in various places, and set up
4187 collect2 to be linked with them if found.
4188 Don't dink with Windows registry stuff unless $host_os is a
4189 Win32 os name. Check to see if we need -ladvapi32.
4190 * configure: Regenerate.
4192 * Makefile: Get rid of CLIB and HOST_CLIB.
4193 Substitute in COLLECT2_LIBS and link collect2 against its contents.
4194 * build-make: Get rid of HOST_CLIB.
4196 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
4197 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4198 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4199 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
4200 config/rs6000/x-rs6000: Delete.
4202 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
4205 24 x-host fragments remain, 0 x-cpu, 3 top level.
4207 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4209 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
4210 * configure: Regenerate.
4212 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
4214 * Makefile.in (install-headers): Remove redundant dependency.
4216 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
4218 * c-tree.texi (USING_STMT): Document.
4220 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4222 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
4223 * c-common.c: Likewise.
4224 * c-decl.c: Likewise.
4225 * combine.c: Likewise.
4226 * rs6000.c: Likewise.
4227 * except.c: Likewise.
4228 * explow.c: Likewise.
4230 * fold-const.c: Likewise.
4231 * function.c: Likewise.
4234 * integrate.c: Likewise.
4236 * objc/objc-act.c: Likewise.
4237 * recog.c: Likewise.
4238 * reg-stack.c: Likewise.
4239 * reload.c: Likewise.
4240 * reload1.c: Likewise.
4241 * simplify-rtx.c: Likewise.
4243 * varasm.c: Likewise.
4245 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
4247 * diagnostic.def: New file.
4248 * diagnostic.h (diagnostic_t): New enum.
4249 * Makefile.in (diagnostic.o): Depend on diagnostic.def
4251 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4253 * tsystem.h: Test only POSIX for availability of string.h
4255 * config.gcc (all systems): If USG appeared in xm_defines,
4256 change it to POSIX. If both USG and POSIX appeared, just
4257 delete USG. Remove unnecessary quotes around xm_defines
4259 (m68k-crds-unos*): Don't #define unos - tested nowhere.
4260 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
4261 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
4262 powerpc-*-linux*): No need to set xm_defines - handled by
4263 global settings for *-*-linux*.
4265 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4267 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
4268 Always include gstab.h, not system stab.h. Don't provide
4269 default definitions of N_CATCH or N_OPT. Always use the
4270 gstab.h variant of STAB_CODE_TYPE.
4271 * final.c: Don't include stab.h/gstab.h at all, or provide
4272 defaults for N_SLINE and N_SOL.
4274 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
4275 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
4277 * sdbout.c: Always include gsyms.h instead of system syms.h.
4279 * configure.in: No need to check for stab.h.
4280 * configure, config.in: Regenerate.
4281 * Makefile.in (final.o): Don't depend on gstab.h.
4283 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4284 Richard Henderson <rth@redhat.com>
4286 * extend.texi: Improve documentation of volatile asms.
4288 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4290 * c-tree.texi: Fix thinko.
4291 * gcc.texi: Likewise.
4293 2001-04-30 Richard Henderson <rth@redhat.com>
4295 * c-common.c (c_promoting_integer_type_p): New function, from the
4296 corpse of old macro. Properly promote too-small enumerations and
4297 booleans. Adjust all callers.
4298 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
4299 (c_promoting_integer_type_p): Declare.
4300 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
4301 * c-typeck.c: Likewise.
4302 (default_conversion): Remove now redundant boolean check.
4304 2001-04-30 Jan Hubicka <jh@suse.cz>
4305 Richard Henderson <rth@redhat.com>
4307 * regmove.c (try_apply_stack_adjustment): Remove now redundant
4309 (combine_stack_adjustments_for_block): Don't combine stack
4310 allocation followed by deallocations. Handle grow-up stacks.
4312 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4314 * fdl.texi: New file.
4315 * c-tree.texi: Use the GFDL.
4316 * gcc.texi: Likewise.
4318 2001-04-30 Stan Shebs <shebs@apple.com>
4320 * invoke.texi: Add a section documenting Objective-C options.
4322 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
4324 * emit-rtl.c (try_split): Copy EH notes to sequence.
4326 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4328 * regmove.c (record_stack_memrefs): Catch all references to the
4331 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
4333 * Makefile.in (stmp-fixinc): quote shell assignment values
4335 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4337 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
4341 * prefix.c: Likewise.
4343 2001-04-28 Stan Shebs <shebs@apple.com>
4345 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
4346 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
4347 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
4348 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
4350 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
4351 (NEXT_OBJC_RUNTIME): Define.
4353 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
4355 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
4356 * simplify-rtx.c (simplify_gen_relational): Likewise.
4358 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
4360 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
4361 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
4363 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
4364 registers in SSE case; fix handling of the immediates.
4365 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
4366 operands to be in regsiters before reload.
4367 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
4368 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
4369 (abstf,absxf,negtf,negxf splitters): Compute
4370 properly the regnum for x86_64.
4371 (avsdf2_if_rex64): New.
4373 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
4375 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
4376 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
4377 into the constant pool.
4378 * jump.c (jump_optimize_1): Remove barrier successors after all
4379 the LABEL_NUSES counds have been computed.
4380 (delete_barrier_successors): When deleting a tablejump insn, also
4381 delete the jump table it uses.
4382 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
4385 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
4387 * pa.c (FRP): Remove erroneous white space in macro definition.
4389 2001-04-28 Andreas Jaeger <aj@suse.de>
4391 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
4393 * extend.texi: Likewise.
4394 * tm.texi: Likewise.
4396 2001-04-28 Andreas Jaeger <aj@suse.de>
4398 * md.texi: Use XX-bit instead of XXbit or XX bit where
4401 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
4403 * gcc.c (process_command): Allow -l lib in addition to -llib
4404 for POSIX compliance. This fixes PR c/2347.
4406 * invoke.texi: Update section on Link Options accordingly.
4408 2001-04-27 Zack Weinberg <zackw@stanford.edu>
4410 * function.c (purge_addressof_1): Remove the duplicate
4411 if (code == SET) block. Fold the two if (code == ADDRESSOF)
4414 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
4416 * except.c (expand_eh_region_start): Don't start a new block.
4417 (expand_eh_region_end): Don't end a block.
4418 * stmt.c (expand_end_bindings): Don't end EH blocks.
4419 (expand_decl_cleanup): Starting an EH region won't change the block.
4420 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
4421 (is_eh_region): Lose.
4424 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
4426 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
4428 * collect2.c (main): Add `-L' case to remove duplicate entries.
4429 (is_in_args): New function to check for a duplicate argument.
4430 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
4431 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
4432 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
4433 Define to be nonzero.
4435 2001-04-27 Andreas Jaeger <aj@suse.de>
4436 Richard Henderson <rth@redhat.com>
4438 * md.texi (Machine Constraints): Document additional i386
4439 constraints and fix description of "A".
4441 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
4443 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
4445 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
4447 * except.c (get_exception_filter): word_mode, not Pmode.
4449 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
4451 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
4452 common to other movsf patterns. Move up so that in future
4453 people who change the other patterns will change it too.
4454 (movsf_lo_sum): Allow even for soft-float; add appropriate
4456 (movsf_high): Likewise.
4457 (movsf_high+1): Allow even for soft-float.
4459 * function.c (expand_function_end): Always clobber the
4460 return registers, even if there is no return label.
4462 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4464 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
4466 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
4468 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
4469 (pushqi2_rex64, pushhi2_rex64): Add.
4471 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
4473 * except.c (expand_eh_region_end_cleanup): Force pending stack
4474 adjust before emitting label that branches around cleanup code.
4476 2001-04-26 H.J. Lu (hjl@gnu.org)
4478 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
4480 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
4482 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
4483 (ASM_OUTPUT_SECTION_NAME): Likewise.
4484 (ASM_WEAKEN_LABEL): Likewise.
4485 (UNIQUE_SECTION): Likewise.
4486 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4487 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4488 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
4489 (ASM_OUTPUT_SECTION_NAME): Likewise.
4490 (ASM_WEAKEN_LABEL): Likewise.
4491 (UNIQUE_SECTION): Likewise.
4492 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4493 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4494 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
4495 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
4496 (ASM_FILE_START): Likewise.
4497 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4498 (ASM_DECLARE_OBJECT_NAME): Likewise.
4499 (ASM_FILE_END): Likewise.
4500 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4501 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
4502 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4503 (ASM_OUTPUT_CASE_LABEL): Likewise.
4504 (ASM_OUTPUT_SKIP): Likewise.
4505 (ASM_OUTPUT_ASCII): Likewise.
4506 (ASM_OUTPUT_IDENT): Likewise.
4507 (READONLY_DATA_SECTION): Likewise.
4508 (EXTRA_SECTIONS): Likewise.
4509 (EXTRA_SECTION_FUNCTIONS): Likewise.
4510 (SELECT_RTX_SECTION): Likewise.
4511 (SELECT_SECTION): Likewise.
4513 * config/mips/linux.h (INVOKE__main): Undefine.
4514 (CTOR_LIST_BEGIN): Likewise.
4515 (CTOR_LIST_END): Likewise.
4516 (DTOR_LIST_BEGIN): Likewise.
4517 (DTOR_LIST_END): Likewise.
4518 (SET_ASM_OP): Defined it to ".dummy".
4519 (ASM_OUTPUT_DEF): Defined.
4520 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
4522 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
4524 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
4525 assembler supports .p2align.
4527 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
4529 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
4531 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4533 * integrate.c (expand_inline_function): Check for error_mark_node
4536 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4538 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
4541 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
4543 * configure.in (configargs.h): Define thread_model.
4544 * configure: Rebuilt.
4545 * gcc.c (main): Print it with -v.
4547 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
4549 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
4550 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
4551 * gcc.1: Regenerate.
4553 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4555 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
4556 is_redundant_typedef): Use static inline instead of inline static.
4558 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
4560 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
4561 this directory is always searched.
4563 2001-04-25 Richard Henderson <rth@redhat.com>
4565 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
4566 of registers to restore along non eh_return path.
4568 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4570 * c-format.c (check_format_info_recurse): Handle
4571 PLUS_EXPR for format string.
4573 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4575 * config/ia64/ia64.h (CC1_SPEC): Define.
4576 * config/ia64/linux.h (CC1_SPEC): Define.
4578 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
4580 * emit-rtl.c (constant_subword): Also do sign extension in
4581 BITS_PER_WORD == 16 case.
4583 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
4585 * loop.c (try_swap_copy_prop): Go back to checking insn.
4587 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4589 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
4590 if check_mode is non-zero.
4592 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4594 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
4595 out and comparison sequence has been detected, put result into
4596 proper temporary pseudo.
4598 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4600 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
4601 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
4602 * libgcc2.c: Remove __dummy and __builtin_saveregs.
4603 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
4604 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
4605 for future reference.
4607 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
4609 * except.c (reachable_handlers): Step out one level from a RESX.
4611 * except.c (struct eh_region): Rename 'last' to 'resume'.
4612 (mark_eh_region, duplicate_eh_region_1): Adjust.
4613 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
4614 (build_post_landing_pads): Likewise.
4615 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
4616 (expand_eh_region_end_must_not_throw): Likewise.
4617 (connect_post_landing_pads): Thread (only) regions with non-deleted
4620 * except.c (expand_eh_region_end_cleanup): Save the EH return data
4621 registers around the cleanup.
4622 (get_exception_filter): New fn.
4623 (finish_eh_generation): Use it.
4625 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
4627 * c-semantics.c (add_scope_stmt): Don't call
4628 current_scope_stmt_stack multiple times.
4630 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4631 Nathan Sidwell <nathan@codesourcery.com>
4633 Lazy __FUNCTION__ generation.
4634 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
4635 RID_C99_FUNCTION_NAME): New _RIDs.
4636 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
4637 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
4638 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
4640 (function_id_node, pretty_function_id_node, func_id_node): Remove.
4641 (c99_function_name_decl_node, function_name_decl_node,
4642 pretty_function_name_decl_node, saved_function_name_decls):
4644 (struct language_function): Remove x_function_name_declared_p.
4645 (make_fname_decl): Remove a parameter.
4646 (declare_function_names): Remove prototype.
4647 (start_fname_decls, finish_fname_decls): Prototype.
4648 (fname_as_string): Likewise.
4649 (fname_string, fname_decl): Likewise.
4650 * c-common.c (make_fname_decl): Adjust.
4651 (struct fname_var_t): New struct.
4652 (fname_vars): New static array.
4653 (declare_function_name): Remove.
4654 (start_fname_decls, finish_fname_decls): New functions.
4655 (fname_as_string): New function from remnants of
4656 declare_function_name.
4657 (fname_string, fname_decl): New functions.
4659 * c-decl.c (c_function_name_declared_p): Remove.
4660 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
4661 don't call declare_function_name. Call start_fname_decls.
4662 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
4663 clobber the line number. Call finish_decl.
4664 (start_function): Call start_fname_decls.
4665 (finish_function): Call finish_fname_decls.
4666 Remove c_function_name_declared_p.
4667 (push_c_function_context): Don't push c_function_name_declared_p.
4668 (pop_c_function_context): Don't pop c_function_name_declared_p.
4669 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
4670 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
4671 (program): Call finish_fname_decls for C.
4672 (primary): Add VAR_FUNC_NAME.
4673 (reswords): Add slots for __FUNCTION__ et al.
4674 (rid_to_yy): Add mappings for __FUNCTION__ et al.
4675 (yylexname): If it's a STRING_FUNC_NAME generate the function name
4676 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
4677 * c-semantics.c (prune_unused_decls): Remove.
4678 (finish_stmt_tree): Don't call prune_unused_decls.
4679 (genrtl_decl_stmt): Don't prune unused decls here.
4681 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
4683 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
4684 constant pool, use the pool's SYMBOL_REF instead.
4686 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
4689 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
4691 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
4692 passing nested NOP_EXPRs to fold.
4694 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
4696 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
4698 2001-04-22 Mark Mitchell <mark@codesourcery.com>
4700 * loop.c (loop_delete_insns): Add prototype.
4702 2001-04-23 Phil Edwards <pme@sources.redhat.com>
4704 * configure.in: Remove ENABLE_STD_NAMESPACE.
4705 * config.in: Regenerated.
4706 * configure: Regenerated.
4708 2001-04-22 Stan Shebs <shebs@apple.com>
4710 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
4712 * config/rs6000/xm-darwin.h: Remove file.
4714 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4716 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
4717 (write_c_file_stat): Likewise.
4719 * dbxout.c (dbxout_init): Likewise.
4721 * profile.c (output_func_start_profiler): Likewise.
4723 2001-04-22 Philipp Thomas <pthomas@suse.de>
4725 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
4726 require it instead of the CVS version.
4727 * cpperror.c (v_message): Put a blank before the macro
4728 body to not confuse exgettext.
4730 2001-04-21 Mark Mitchell <mark@codesourcery.com>
4732 * flow.c (proagate_one_insn): Remove useless assignment.
4733 * jump.c (delete_insn): Tidy.
4734 * loop.c (try_copy_prop): When deleting an instruction with a
4735 REG_RETVAL note, delete the entire libcall sequence.
4736 (loop_delete_insns): New function.
4737 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
4738 we're not substituting into them yet.
4740 2001-04-21 Kazu Hirata <kazu@hxi.com>
4742 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
4744 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
4746 * config/i960/i960.c (signed_arith_operand): Likewise.
4748 * calls.c (expand_call): Fix a comment typo.
4750 2001-04-20 Zack Weinberg <zackw@stanford.edu>
4752 * configure.in: Probe for times, clock, struct tms, and clock_t.
4753 * configure, config.in: Regenerate.
4754 * timevar.c: Replace ifdef forest in get_time with (relatively)
4755 straightforward series of checks based on autoconf's probes.
4757 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
4759 * config/pa/som.h (NM_FLAGS): Define.
4761 2001-04-20 Bernd Schmidt <bernds@redhat.com>
4763 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
4765 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
4766 * ia64.c (nop_cycles_until): New function.
4767 (prev_cycle, prev_first, last_issued): New static variables.
4768 (ia64_sched_reorder): Additional arg for clock.
4769 On final scheduling pass, emit extra NOPs as needed.
4770 Set prev_first and prev_cycle.
4771 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
4772 (ia64_variable_issue): Set last_issued.
4774 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
4776 * config/i386/i386.c (ix86_expand_int_movcc,
4777 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
4779 2001-04-20 Geoff Keating <geoffk@redhat.com>
4781 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
4782 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
4783 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
4784 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
4785 ctrdi_internal6): In the short-branch case, this insn is only 4
4786 bytes long. Reported by Reza Yazdani <reza@apple.com>.
4788 2001-04-20 Jakub Jelinek <jakub@redhat.com>
4790 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
4791 "=u" is used together with "st" resp. "st(1)" clobber.
4793 2001-04-20 Jakub Jelinek <jakub@redhat.com>
4795 * gcse.c (gcse_main): Fix comment typo.
4796 (delete_null_pointer_check): Likewise.
4797 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
4798 * cse.c (cse_insn): Likewise.
4799 * function.c (fixup_var_refs_insns_with_hash): The sequence is
4802 2001-04-19 Zack Weinberg <zackw@stanford.edu>
4804 * toplev.c: Excise all code for the undocumented -dm option.
4805 (float_signal): Call signal just once, unconditionally.
4807 2001-04-19 Geoff Keating <geoffk@redhat.com>
4809 * fold-const.c (fold): Use first_rtl_op rather than
4810 TREE_CODE_LENGTH when looping over parameters of a tree.
4811 Correct strange grouping in test for evaluated SAVE_EXPR.
4813 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
4815 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
4816 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
4818 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
4819 name at 32 total characters.
4820 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
4821 functions in named sections -- data items can still go into unique
4822 sections, but they have normal names (ie $LIT$ and $DATA$).
4824 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
4827 2001-04-19 DJ Delorie <dj@redhat.com>
4829 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
4830 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
4831 * config/i386/cygwin.h: Likewise.
4832 * config/i386/mingw32.h: Likewise.
4833 * config/vax/vms.h: Likewise.
4834 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
4836 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
4837 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
4838 * config/i386/xm-cygwin.h: Likewise.
4839 * config/i386/xm-djgpp.h: Likewise.
4840 * config/i386/xm-mingw32.h: Likewise.
4841 * config/vax/xm-vms.h: Likewise.
4843 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
4844 instead of OBJECT_SUFFIX.
4845 * collect2.c (find_a_file): Look for files matching the extension
4846 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
4847 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
4848 TARGET_EXECUTABLE_SUFFIX.
4849 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
4850 (make_relative_prefix): Likewise.
4851 (convert_filename): Use TARGET_ suffixes throughout. Remove
4853 (process_command): Likewise.
4854 (do_spec_1): Likewise.
4855 * java/lang.c (init_parse): Likewise.
4857 * gcc.texi : Document four new options matching the pattern
4858 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
4859 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
4860 documentation for NO_AUTO_EXE_SUFFIX.
4862 2001-04-19 Mark Mitchell <mark@codesourcery.com>
4864 * toplev.h (struct lang_hooks): Allow decode_option to indicate
4865 that language-independent processing should not be done.
4866 * toplev.c (main): Adjust accordingly.
4868 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
4869 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
4871 * mips.md (reload_outputdi): Require that operand0 be a
4874 2001-04-19 Jakub Jelinek <jakub@redhat.com>
4876 * invoke.texi (-Wshadow): Clarify.
4878 2001-04-18 Mark Mitchell <mark@codesourcery.com>
4880 * loop.c (load_mems): Examine all the instructions in the loop
4881 before concluding that all jumps branch to the first instruction
4884 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
4886 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
4888 2001-04-18 Jakub Jelinek <jakub@redhat.com>
4890 * cpp.texi (-Wwhite-space): Remove.
4891 (-Wall): -Wall does not imply -Wwhite-space.
4893 2001-04-17 Zack Weinberg <zackw@stanford.edu>
4895 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
4896 use it instead of blindly generating a .stabs.
4897 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
4899 * xcoffout.c: Don't bother defining default for N_CATCH.
4900 (UNKNOWN_STAB): Use internal_error.
4901 (stab_to_sclass): Remove now-unnecessary aborts.
4902 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
4904 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
4906 * jump.c (mark_all_labels): Canonicalize the tail recursion
4907 label attached to CALL_PLACEHOLDER insns.
4909 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4911 * output.h (dump_flow_info, free_basic_block_vars,
4912 which_alternative): Delete redundant prototypes.
4914 * rtl.h (bss_section): Likewise.
4916 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
4918 * dbxout.c (N_OPT): Define if not available from <stab.h>
4920 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
4922 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
4923 libraries and native K&R compilers.
4925 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4927 * c-typeck.c (convert_arguments): Don't check for width changes
4930 * invoke.texi (-Wtraditional): Update documentation.
4932 2001-04-16 Zack Weinberg <zackw@stanford.edu>
4934 * toplev.c (output_lang_identify): Delete.
4935 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
4936 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
4937 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
4938 after calling ASM_FILE_END.
4940 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
4941 Instead, unconditionally emit an N_OPT stab with string equal
4942 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
4944 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
4946 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
4947 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
4948 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
4949 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
4950 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
4951 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
4952 config/i370/i370.h, config/i386/beos-elf.h,
4953 config/i386/osf1elf.h, config/i386/osfrose.h,
4954 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
4955 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
4956 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
4957 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
4958 config/mips/iris6.h, config/mips/osfrose.h,
4959 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
4960 config/sparc/sp64-elf.h:
4961 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
4962 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
4964 * config/elfos.h, config/freebsd.h, config/linux.h,
4965 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
4966 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
4967 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
4968 of ASM_FILE_START which merely emit a .version directive. Delete
4969 definitions of ASM_FILE_END which merely emit an .ident directive.
4971 * config/avr/avr.h, config/vax/vax.h: Delete definition of
4972 ASM_IDENTIFY_GCC and move part of its logic into
4975 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
4976 config/sparc/linux-aout.h: Don't emit .version directive in
4979 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
4980 (output_file_start): Correct comment.
4982 * config/i386/osfrose.h: Don't emit trailing .ident directive.
4983 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
4985 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
4986 * config/rs6000/aix.h: Correct comment.
4988 * config/i386/i386afe.h: Delete.
4989 * config.gcc: Remove references to i386afe.h.
4991 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
4992 other macros deleted by this patch were undocumented.
4994 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
4996 * pa.md (reload_outdi): Operand 0 must be a non hard register.
4998 * pa.c (secondary_reload_class): SAR<->FP copies require a
5001 * install.texi (mips-mips-bsd): Update list of functions
5002 required to include memmove.
5003 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
5004 used functions to include memmove.
5006 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
5008 * i386.md (sqrtdf2): SFmode should be DFmode.
5010 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
5012 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
5013 (find_moveable_store): Likewise.
5015 2001-04-15 Jim Wilson <wilson@redhat.com>
5017 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
5019 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
5021 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
5022 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
5024 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
5026 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
5029 2001-04-14 Alan Modra <amodra@one.net.au>
5031 * pa.c (force_mode): New function.
5032 (emit_move_sequence): Use it instead of generating new rtx_REGs.
5034 2001-04-13 Jim Wilson <wilson@redhat.com>
5036 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
5037 (first_instruction): New static variable.
5038 (rtx_needs_barrier): Return 1 for alloc.
5039 (init_insn_group_barriers): Set first_instruction.
5040 (rws_sum): Delete duplicate definition.
5041 (group_barrier_needed_p): Return 0 when first_instruction true.
5042 (safe_group_barrier_needed_p): Save and restore first_instruction
5043 around group_barrier_needed_p call.
5045 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
5047 * expr.h (enum libfunc_index): Add LTI_memmove.
5048 (memmove_libfunc): Define macro.
5049 * optabs.c (init_optabs): Initialize memmove_libfunc.
5050 * expr.c (expand_assignment): Use memmove_libfunc instead of
5053 2001-04-13 Alan Modra <alan@linuxcare.com.au>
5055 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
5058 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5060 * Makefile.in (reg-stack.o): Depend on reload.h.
5061 (insn-attrtab.o): Depend on flags.h.
5063 * genattrtab (main): Include flags.h in insn-attrtab.c.
5065 * reg-stack.c: Include reload.h.
5067 * sparc.h (flag_pic): Delete redundant declaration.
5069 * output.h (flag_pic): Likewise.
5071 * tree.h (pedantic): Likewise.
5073 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5075 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
5077 * jump.c, regmove.c, toplev.c: Include reload.h.
5079 * reload.h (reload_cse_regs): Declare.
5081 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
5082 reload_cse_regs, init_reload, mark_home_live, reload,
5083 init_caller_save): Delete redundant prototypes.
5085 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5087 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
5089 * regclass.c, ssa.c: Include expr.h.
5091 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
5092 gen_move_insn): Delete redundant declarations.
5094 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5096 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
5097 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
5098 MAKEINFO and MAKEINFOFLAGS too.
5099 (stage4_build): Correctly order -B flags.
5101 2001-04-13 Alan Modra <amodra@one.net.au>
5103 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
5104 PIC_OFFSET_TABLE_SAVE_RTX.
5105 (zdepi_cint_p): Describe zdepi insn.
5106 Formatting and white space fixes throughout file.
5108 * pa.c (uint32_operand): Don't use long constant >= 2^32.
5109 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
5110 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
5111 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
5112 (output_64bit_and): Use plain `int's for shift counts.
5113 (output_64bit_ior): Likewise.
5114 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
5115 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
5118 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
5119 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
5120 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
5121 NEW_HP_ASSEMBLER into one. Kill warnings.
5123 * pa-gas.h: Delete file.
5124 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
5125 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
5126 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
5127 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
5129 * config/pa/mill32.S: New file.
5130 * config/pa/mill64.S: New file.
5131 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
5132 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
5133 * config/pa/t-linux64: New file.
5134 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
5135 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
5136 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
5138 * elfos.h (SELECT_SECTION): Undef before defining.
5139 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
5140 (LIB_SPEC): Remove -lmilli.
5141 (DBX_REGISTER_NUMBER): Remove.
5142 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
5143 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
5144 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
5145 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
5146 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
5147 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
5148 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
5149 TARGET_GAS): Define.
5150 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
5151 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
5152 regs if we don't have a prototype.
5153 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
5154 * pa.h (TARGET_ELF32): Default to 0 if undefined.
5155 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
5156 EH_RETURN_HANDLER_RTX): Define.
5157 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
5158 (DWARF_FRAME_REGNUM): Define.
5159 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
5160 * pa32-linux.h: New file.
5161 * pa64-linux.h: New file.
5163 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5164 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
5165 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
5166 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
5167 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
5168 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
5169 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
5170 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
5171 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
5172 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
5173 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
5174 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
5175 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
5176 * pa64-hpux.h: New file.
5177 (ASM_FILE_START): Correct typo.
5178 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
5179 * config.gcc: Modify for above.
5181 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
5183 * jump.c (jump_optimize_1): Don't delete dead stores here.
5184 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
5185 prior to running jump optimize before cse2.
5187 2001-04-12 Richard Henderson <rth@redhat.com>
5189 * Makefile.in (regmove.o): Depend on except.h.
5190 * regmove.c: Include it.
5192 2001-04-12 Stan Shebs <shebs@apple.com>
5194 * objc/objc-act.c: Remove all code ifdefed with the never-used
5195 macro OBJC_INT_SELECTORS.
5196 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
5197 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
5199 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
5201 * config/pa/quadlib.c: Add prototypes.
5203 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5205 * bitmap.h (debug_bitmap): Delete redundant prototype.
5207 * rtl.h (get_frame_size): Likewise.
5209 2001-04-12 Jim Wilson <wilson@redhat.com>
5211 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
5212 to just emit an fnorm.
5214 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5216 * c-common.h (truthvalue_conversion, type_for_mode,
5217 type_for_size): Delete redundant declarations.
5219 * c-lex.h (is_class_name): Likewise.
5221 * c-tree.h (pedantic, convert, getdecls, gettags,
5222 global_bindings_p, init_decl_processing, insert_block,
5223 maybe_build_cleanup, poplevel, print_lang_decl,
5224 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
5225 set_block, incomplete_type_error, build_function_call,
5226 lvalue_or_else, mark_addressable): Likewise.
5228 * expr.h (expand_tree_builtin): Likewise.
5230 2001-04-12 Mark Mitchell <mark@codesourcery.com>
5232 * invoke.texi: Document --param max-gcse-memory.
5234 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5236 * configure.in (errno): Check for declaration.
5237 * configure, config.in: Regenerated.
5239 * system.h (errno): Only declare if not already done.
5241 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5243 * recog.c (general_operand, immediate_operand,
5244 nonmemory_operand): Require CONST_INTs to be sign-extended
5245 values for their modes.
5247 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5249 * expmed.c (store_bit_field): Truncate CONST_INTs.
5250 (expand_mult_highpart, expand_divmod): Likewise.
5251 * expr.c (convert_modes, store_field): Likewise.
5252 * integrate.c (expand_inline_function): Use promote_mode() to
5253 determine whether to convert_modes() an argument as signed
5255 * optabs.c (expand_binop): Get CONST_INT operands
5256 sign-extended for their appropriate modes.
5257 * stmt.c (emit_case_nodes): Convert node values to the
5259 (expand_end_case): Convert minval and range to the appropriate
5261 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
5262 the iteration variable.
5263 * varasm.c (immed_double_const): Don't require words to be
5264 narrower than host wide ints to properly sign-extend
5267 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
5269 * sh.md (builtin_setjmp_receiver): New expander.
5271 2001-04-12 David Edelsohn <dje@watson.ibm.com>
5273 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
5274 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
5275 for generating CONST_INT and CONST_DOUBLE.
5277 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5279 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
5280 already sign-extended.
5281 (rs6000_emit_prologue): Make register iterator signed.
5282 (rs6000_emit_epilogue): Likewise.
5283 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
5285 (movsf split, movdf split): Sign-extend CONST_INTs.
5286 (movdi splits): Likewise.
5288 2001-04-12 Kelley Cook <kelley.cook@home.com>
5290 * config-lang.in (lang_dirs): Add in zlib.
5292 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
5294 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
5295 operands that make it to RTL.
5297 2001-04-11 Stan Shebs <shebs@apple.com>
5299 Add Darwin (Mac OS X kernel) native support.
5300 * config.gcc (powerpc-*-darwin*): Add native bits.
5301 * config/darwin.c: New file, generic Darwin support functions.
5302 * config/darwin.h: New file, generic Darwin definitions.
5303 * config/darwin-protos.h: New file, generic Darwin prototypes.
5304 * rs6000/darwin.h: New file, Darwin for PowerPC.
5305 * rs6000/t-darwin: New file, Darwin makefile fragment.
5306 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
5307 (TARGET_MACHO): Ditto.
5308 (rs6000_abi): Add ABI_DARWIN.
5309 (RS6000_REG_SAVE): Add ABI_DARWIN case.
5310 (RS6000_SAVE_AREA): Ditto.
5311 (FP_ARG_MAX_REG): Ditto.
5312 (RETURN_ADDRESS_OFFSET): Ditto.
5313 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
5315 (rs6000_emit_move): Add ABI_DARWIN cases.
5316 (print_operand): Ditto.
5317 (first_reg_to_save): Ditto.
5318 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
5319 (debug_stack_info): Ditto.
5320 (rs6000_emit_prologue): Ditto.
5321 (rs6000_emit_epilogue): Ditto.
5322 (output_profiler_hook): Ditto.
5323 (output_function_profiler): Ditto.
5324 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
5325 (output_mi_thunk): Add TARGET_MACHO case.
5326 (add_compiler_stub): Ditto.
5327 (output_compiler_stub): Ditto.
5328 (no_previous_def): Ditto.
5329 (output_call): Ditto.
5330 (machopic_output_stub): Ditto.
5331 (rs6000_machopic_legitimize_pic_address): Ditto.
5332 (toc_section): Ditto.
5333 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
5334 (macho_high): Ditto.
5337 (load_macho_picbase): Ditto.
5338 (call): Add TARGET_MACHO case to modify function.
5339 (call_value): Ditto.
5340 (call_nonlocal_sysv): Add ABI_DARWIN case.
5341 (call_value_nonlocal_sysv): Ditto.
5342 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
5344 (machopic_output_stub): Ditto.
5345 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
5347 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5349 * dwarf2out.c (modified_type_die): Don't create new types here.
5350 * tree.h (get_qualified_type): New function.
5351 (build_qualified_type): Adjust comment.
5352 * tree.c (get_qualified_type): New function.
5353 (build_qualified_type): Use it.
5355 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5357 * cpp.texi (-Wtraditional): Update description.
5359 * invoke.texi (-Wtraditional): Likewise.
5361 2001-04-11 Jim Wilson <wilson@redhat.com>
5363 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
5364 requires more than 64 bits of alignment.
5366 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
5368 * cpplib.c (do_line): Sanity check iff enable checking.
5370 2001-04-11 Richard Henderson <rth@redhat.com>
5372 * Makefile.in (insn-recog.o): Depend on toplev.h.
5373 (insn-emit.o, doloop.o): Likewise.
5374 * genrecog.c, genemit.c: Include toplev.h in generated file.
5375 * doloop.c: Include toplev.h.
5377 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5379 * Makefile.in (gcse.o): Depend on params.h.
5380 * gcse.c: Include params.h.
5381 (gcse_main): Don't do GCSE if doing so will take inordinate
5383 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
5384 * params.h (MAX_GCSE_MEMORY): New macro.
5386 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5388 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
5390 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
5392 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5394 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
5396 * real.h (ereal_atof, real_value_truncate, target_isnan,
5397 target_isinf, target_negative, assemble_real, debug_real): Delete
5398 redundant prototypes.
5400 * Makefile.in (ifcvt.o): Depend on toplev.h.
5402 * c-semantics.c: Include expr.h.
5404 * ifcvt.c: Include toplev.h.
5406 * expr.h (rtx_equal_p): Delete prototype.
5408 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
5409 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
5410 eliminate_constant_term, expand_complex_abs, find_single_use,
5411 make_tree, init_expr_once, init_optabs, supports_one_only):
5414 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
5415 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
5416 expand_assignment, store_expr, emit_line_note_after,
5417 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
5419 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
5421 * sparc-protos.h: Delete redundant prototypes.
5423 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
5425 * reload.c (push_reload): Add condition missed in SUBREG byte
5428 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5430 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
5432 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
5434 * i386.md (floatsisf_sse): Fix output template
5435 * i386.c (ix86_expand_fp_movcc)
5437 * reg-stack.c (emit_pop_insn): Handle complex modes.
5438 (move_for_stack_reg): Emit proper move mode.
5439 (subst_stack_regs_pat): Handle complex modes.
5441 2001-04-11 Jakub Jelinek <jakub@redhat.com>
5443 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
5445 2001-04-10 Richard Henderson <rth@redhat.com>
5447 * libgcc2.h (__terminate_func_ptr): Remove typedef.
5448 (__pure_virtual, __terminate, __terminate_set_func,
5449 __default_terminate, __throw_type_match, __empty,
5450 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
5451 __eh_rtime_match, __unwinding_cleanup, __rethrow,
5452 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
5453 Remove prototypes of deleted functions.
5455 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5457 * c-typeck.c (convert_arguments): -Wtraditional now activates
5458 -Wconversion warnings, except for changes in signed-ness.
5459 Detect complex<->int & int<->complex conversions as well.
5461 * invoke.texi (-Wtraditional): Document it.
5463 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5465 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
5466 * flow.c (set_block_for_new_insns): Remove needless cast and
5467 properly check for unset block number.
5469 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
5471 * function.c (purge_single_hard_subreg_set): Only check REGNO if
5472 the subreg was a hard register. Pseudos are left as subregs.
5474 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5476 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
5477 (LIB2ADD_ST): New macro, pass it to mklibgcc.
5478 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
5479 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
5480 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
5482 2001-04-09 Bo Thorsen <bo@suse.co.uk>
5484 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
5486 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5488 * output.h (set_block_num): Missed it earlier, remove deprecated
5491 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5493 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
5494 (load_killed_in_block_p): Change bb parameter from int to basic_block.
5495 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
5496 (handle_rd_kill_set): Change bb parameter from int to basic_block.
5497 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
5498 (expr_killed_p): Change bb parameter from int to basic_block, pass
5499 basic_blocks instead of ints as parameters.
5500 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
5501 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
5502 from int to basic_block, pass basic_blocks instead of ints as parms.
5503 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
5504 parameter from int to basic_block, pass basic_blocks instead of ints.
5505 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
5506 (insert_insn_end_bb): Change bb parameter from int to basic_block,
5507 pass basic_blocks instead of ints.
5508 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
5509 basic_blocks instead of ints as parameters.
5510 (pre_delete): Pass basic_blocks instead of ints as parameters.
5511 (hoist_expr_reaches_here_p): Change bb parameter from int to
5512 basic_block, pass basic_blocks instead of ints.
5513 (hoist_code): Pass basic_blocks instead of ints as parameters.
5514 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
5515 Change bb parameter from int to basic_block.
5516 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
5517 (insert_insn_start_bb): Change bb parameter from int to basic_block,
5518 pass basic_blocks instead of ints.
5519 (insert_store): Pass basic_blocks instead of ints as parameters.
5520 (replace_store_insn, delete_store): Change bb parameter from int to
5521 basic_block, pass basic_blocks instead of ints.
5522 (store_motion): Pass basic_blocks instead of ints as parameters.
5524 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5526 * basic-block.h (set_new_block_for_insns): New Prototype.
5527 (set_block_num): Delete prototype.
5528 * flow.c (set_block_num): Remove obsolete function.
5529 (set_block_for_new_insns): Set BB for single or multiple insns.
5530 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
5531 (process_insn_end_bb): Use set_block_for_new_insns or
5532 set_block_for_insn instead of set_block_num.
5533 (pre_insert_copy_insn): Use set_block_for_new_insns.
5534 (update_ld_motion_stores): Use set_block_for_new_insns.
5535 (insert_insn_start_bb): Use set_block_for_new_insns.
5536 (replace_store_insn): Use set_block_for_new_insns.
5538 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5539 Jeff Law <law@redhat.com>
5541 * alias.c (get_addr): Externalize.
5542 (canon_true_dependence): New function. Behaves like true_dependance
5543 except it already assumes a MEM has been canonicalized.
5544 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
5545 * gcse.c (struct ls_expr): Add load/store expressions structure.
5546 (modify_mem_list, canon_modify_mem_list): New variable.
5547 (gcse_main): Initialize & finalize alias analysis. Use enhanced
5548 load motion and store motion if requested.
5549 (alloc_gcse_mem): Allocate space for modify_mem_list array.
5550 (free_gcse_mem): Free the modify_mem_list array.
5551 (oprs_unchanged_p): Use load_killed_in_block_p.
5552 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
5553 (mems_conflict_for_gcse_p): New function. Don't kill loads
5554 with stores to themselves if its in the load/store expression list.
5555 (load_killed_in_block_p): New function.
5556 (canon_list_insert): New Function.
5557 (record_last_mem_set_info): Keep a list of all instructions which
5558 can modify memory for each basic block.
5559 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
5560 (oprs_not_set_p): Use load_killed_in_block_p.
5561 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
5562 (expr_killed_p): Use load_killed_in_block_p.
5563 (compute_transp): Do not pessimize memory references.
5564 (pre_edge_insert): Update stores for a load motion expression.
5565 (one_pre_gcse_pass): Check loads/stores for extra load motion.
5566 (ldst_entry): Find or create a ldst_expr structure.
5567 (free_ldst_entry): Free memory for an individual item.
5568 (free_ldst_mems): Free entire load/store expression list.
5569 (print_ldst_list): Print debug info.
5570 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
5571 (enumerate_ldsts): Assign integer values to each entry in list.
5572 (first_ls_expr): First expression in the list.
5573 (next_ls_expr): Next expression in the list.
5574 (simple_mem): Check if expression qualifies for ld/st expression list.
5575 (invalidate_any_buried_refs): Remove from expression list if its
5576 used in some other way we dont understand.
5577 (compute_ld_motion_mems): Find all potential enhanced load motion
5579 (trim_ld_motion_mems): Remove any expressions which are invalid.
5580 (update_ld_motion_stores): Copy store values to registers for loads
5581 which have been moved.
5582 (regvec, st_antloc, num_store): New global statics.
5583 (reg_set_info): Marks registers as set.
5584 (store_ops_ok): Verfies registers expressions are valid in a block.
5585 (find_moveable_store): Look for moveable stores in a pattern.
5586 (compute_store_table): Find stores in a function worth moving, maybe.
5587 (load_kills_store): Check dependance of a load and store.
5588 (find_loads): Find any loads in a pattern.
5589 (store_killed_in_insn): Check if a store is killed in an insn.
5590 (store_killed_after): Check is store killed after an insn in a block.
5591 (store_killed_before): Check is store killed before an insn in a block.
5592 (build_store_vectors): Generate the antic and avail vectors.
5593 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
5594 (insert_store): Add a store to an edge.
5595 (replace_store_insn): Replace a store with a SET insn.
5596 (delete_store): Delete a store insn.
5597 (free_store_memory): Free memory.
5598 (store_motion): Perform store motion.
5599 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
5600 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
5601 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
5602 (f_options): Add gcse-lm and gcse-sm.
5604 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
5606 * i386.c (expand_fp_movcc): Fix condition reversal code.
5608 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
5609 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
5610 (CLASS_MAX_NREGS): Use it.
5612 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
5613 handle properly complex values.
5614 (CLASS_MAX_NREGS): Likewise; update comment.
5616 2001-04-05 Bernd Schmidt <bernds@redhat.com>
5618 * ia64.c (ia64_flag_schedule_insns2): New variable.
5619 (ia64_override_options): Initialize it. Clear
5620 flag_schedule_insns_after_reload.
5621 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
5623 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
5625 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
5626 Do not require source to match destination anymore;
5627 Add abort to the nontrivial cases that should be handled by split.
5628 (fix_trunc?fdi): Add SSE case for x86_64.
5629 (floatdi?f): Likewise.
5630 (floatdi?f_sse): New.
5631 (fix_trunc?fdi_sse): New.
5633 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
5635 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
5636 (DEBUG_ARANGES_END_LABEL): Ditto.
5637 (dwarfout_init): Generate length and version fields at the start
5638 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
5639 after the length field.
5640 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
5641 the .debug_aranges info.
5643 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5645 * i386.c (call, call_value): Make sure that resulting call_insn
5646 does have proper second operand.
5648 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
5650 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
5651 function. Remove include of sys/cygwin.h.
5653 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
5655 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
5656 (CPP_SPEC): Always search */include/w32api for header files.
5657 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
5658 (LINK_SPEC): Add "cyg" to the library search prefixes.
5660 2001-04-08 Philip Blundell <philb@gnu.org>
5662 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
5664 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
5666 * cpperror.c (print_location): Don't special case <stdin>.
5667 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
5668 WARNING, but we don't check if we're in system headers.
5669 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
5670 * cpplib.c (do_warning): Warn in system headers.
5672 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
5674 * mbchar.c: Include config.h first.
5676 2001-04-07 Zack Weinberg <zackw@stanford.edu>
5678 * config.gcc: Set default for xmake_file at top, not bottom.
5679 Change places that set xmake_file to "none" to set to the
5680 empty string instead, or remove them entirely if there is no
5681 default xmake_file for this cpu_type. Remove references to
5684 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
5685 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
5686 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
5687 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
5688 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
5689 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
5690 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
5691 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
5692 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
5693 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
5696 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
5697 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
5698 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
5699 config/mips/x-sysv, config/rs6000/x-aix31:
5700 Just set CLIB to -lld or -lmld, as appropriate.
5702 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
5703 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
5704 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
5705 config/mips/x-iris, config/pa/x-pa:
5706 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
5707 OTHER_FIXINCLUDES_DIRS.
5709 * config/i386/x-djgpp: Don't set LN or LN_S.
5710 * config/m88k/x-dolph: Don't define __m88k__.
5711 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
5712 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
5713 * config/i860/fx2800.h: No need to #undef SVR4.
5715 38 x-host fragments remain, 2 x-cpu.
5717 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5719 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
5721 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5723 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
5725 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5727 * configure.in: Add check for lstat.
5728 * configure, config.in: Regenerate.
5729 * cppinit.c (append_include_chain): Make empty path ".".
5730 * cpplib.c (do_line): Don't simplify #line paths.
5731 * cppfiles.c (remove_component_p): New function.
5732 (find_or_create_entry): Acknowledge stat () errors during
5733 path simplification.
5734 (handle_missing_header): Don't simplify paths.
5735 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
5736 the empty path untouched. Don't leave a trailing '/'.
5738 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
5740 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
5741 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
5743 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5745 * cppfiles.c (open_file): Fail directories silently, but
5746 with an errno of NOENT set.
5747 (read_include_file): Move the common exit code to the sole
5748 caller. Return an int indicating success or failure. Let
5749 open_file handle directories.
5750 (stack_include_file): If read_include_file fails,
5751 push a "null" buffer.
5753 2001-04-05 DJ Delorie <dj@redhat.com>
5755 * function.h (virtuals_instantiated): Declare.
5756 * function.c: (virtuals_instantiated): Make global.
5757 * calls.c (emit_library_call_value_1): Use
5758 virtual_outgoing_args_rtx only if it hasn't been instantiated.
5759 Otherwise, use the stack pointer directly.
5761 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
5763 * i386.c (x86_initialize_trampoline): New global function.
5764 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
5765 (INITIALIZE_TRAMPOLINE): Move offline.
5766 * i386-protos.h (x86_initialize_trampoline): Declare.
5768 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
5770 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
5771 (lea_0): Rename to lea_1.
5772 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
5773 (lea_general_?): Allow SImodes on TARGET_64BIT
5774 (lea_general_?_zext): New patterns.
5775 (call_1, call_1_rex64): Fix.
5777 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
5779 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
5781 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5783 * i386.c (function_arg): Return constm1_rtx for last argument.
5784 (ix86_expand_prologue): Update gen_call calls.
5785 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
5786 * i386.md (call_pop): Likewise.
5787 (call): Second operand is VOIDmode.
5788 (call_0): Likewise; Support 64bits.
5789 (call_exp): New expander.
5790 (call_1): Get to the sync.
5791 (call_1_exp): New pattern.
5792 (call_value): Support 64bit.
5793 (call_value_exp): New pattern.
5794 (untyped_call): Update gen_call call.
5795 (call_value_pop): Disable for 64bit.
5796 (call_value_0_rex64): New pattern.
5797 (call_value_1_rex64): Likewise.
5799 2001-04-05 Bo Thorsen <bo@suse.de>
5801 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
5803 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
5805 * i386.md (*andsi_1+3): If used after reload, make sure the operand
5806 satisfies ANY_QI_REG_P.
5808 2001-04-05 Bernd Schmidt <bernds@redhat.com>
5810 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
5813 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
5816 2001-04-04 Zack Weinberg <zackw@stanford.edu>
5818 * config.gcc: Remove default for xm_file. Clean up local
5819 machine type handling. Remove settings of xm_file to
5820 something that doesn't exist. In the big switch, set xm_file,
5821 don't append to it (the value before the big switch is always
5822 null). Don't force build_xm_file or host_xm_file to have a value.
5823 * configure.in: Remove default for xm_file. Do not special
5824 case $cpu/xm-$cpu.h not existing.
5825 * configure: Regenerate.
5827 2001-04-04 Diego Novillo <dnovillo@redhat.com>
5829 * simplify-rtx.c (simplify_binary_operation): Check for overflow
5830 when folding integer division and modulo operations.
5832 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
5834 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
5835 instead of DWARF2_ADDR_SIZE for EH addresses.
5836 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
5839 2001-04-04 Richard Henderson <rth@redhat.com>
5841 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
5842 * config/ia64/t-glibc (LIB2ADDEH): Disable.
5843 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
5845 2001-04-04 Richard Henderson <rth@redhat.com>
5847 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
5848 * configure: Rebuilt.
5850 2001-04-04 Jakub Jelinek <jakub@redhat.com>
5852 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
5853 push insns to delete to it instead of deleting them.
5854 (delete_null_pointer_checks): Delete insns from delete_list after
5855 all delete_null_pointer_checks_1 passes are done.
5857 2001-04-04 Richard Henderson <rth@redhat.com>
5859 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
5860 * configure: Rebuilt.
5862 2001-04-04 Zack Weinberg <zackw@stanford.edu>
5864 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
5865 * config/romp/xm-romp.h: Delete.
5867 2001-04-04 Bernd Schmidt <bernds@redhat.com>
5869 * sched-deps.c (sched_analyze_insn): Partially revert March 27
5872 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5874 * emit-rtl.c (mark_label_nuses) Increment the label uses for
5875 all labels present in rtx.
5876 (try_split) Call new function for all split insns.
5878 2001-04-04 Jakub Jelinek <jakub@redhat.com>
5880 * recog.c (validate_replace_rtx_1): Instead of aborting just make
5881 sure the change won't be validated.
5883 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
5885 * rtl.h (set_noop_p): Declare.
5886 * flow.c (set_noop_p): Move from here ...
5887 * rtlanal.c (set_noop_p): ... to here and enhance.
5888 * cse.c (delete_trivially_dead_insns): Use it.
5889 * gcse.c (hash_scan_set): Likewise.
5890 * jump.c (delete_noop_moves): Likewise.
5891 * recog.c (split_all_insns): Likewise.
5893 2001-04-04 Alan Modra <alan@linuxcare.com.au>
5895 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
5896 stack pointer via a LO_SUM. Ditto for setting a temp register
5897 used to save to the stack. Set cfa_temp when setting fp, and
5898 allow matches to cfa_temp in addition to cfa_store when saving
5899 regs. Handle POST_INC and LO_SUM register stores. Document the
5900 changes and errors in rule 12 doco.
5902 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
5903 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
5904 (load_reg): Move closer to epilogue code.
5905 (DO_FRAME_NOTES): Define to control the following..
5906 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
5907 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
5909 (hppa_expand_epilogue): Likewise.
5911 2001-04-03 Richard Henderson <rth@redhat.com>
5913 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
5914 * configure: Rebuild.
5916 2001-04-03 Richard Henderson <rth@redhat.com>
5918 * rtl.h (LCT_THROW): New.
5919 * calls.c (emit_library_call_value_1): Handle it.
5920 * except.c (connect_post_landing_pads): Use it.
5922 2001-04-03 Zack Weinberg <zackw@stanford.edu>
5924 * gansidecl.h: Delete file.
5925 * configure.in: Change all refs to gansidecl.h to use
5926 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
5928 * configure: Regenerate.
5930 * Makefile.in (intl.o): Don't depend on gansidecl.h.
5931 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
5932 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
5933 Don't include gansidecl.h.
5934 * intl.c, main.c, version.c, fixinc/fixlib.h,
5935 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
5938 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
5940 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
5943 2001-04-03 Zack Weinberg <zackw@stanford.edu>
5945 * config/i386/xm-beos.h, config/i386/xm-isc.h,
5946 config/i386/xm-next.h, config/i386/xm-sco.h,
5947 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
5948 config/m88k/xm-m88k.h: Delete.
5950 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
5951 * config/romp/xm-romp.h: Don't define bcopy.
5952 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
5953 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
5955 * config.gcc: Remove references to deleted files.
5957 14 xm-host.h remain, 1 xm-cpu.h.
5959 2001-04-03 Jakub Jelinek <jakub@redhat.com>
5960 David S. Miller <davem@pierdol.cobaltmicro.com>
5961 Andrew MacLeod <amacleod@redhat.com>
5963 Use byte offsets in SUBREGs instead of words.
5965 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
5966 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
5967 to pass new argument.
5968 (add_stored_regs): Use subreg_regno_offset function.
5969 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
5971 (precompute_arguments): Use gen_lowpart_SUBREG.
5972 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
5973 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
5974 (simplify_set): Rework to use SUBREG_BYTE.
5975 (expand_field_assignment): Use SUBREG_BYTE.
5976 (make_extraction): Use SUBREG_BYTE.
5977 (if_then_else_cond): Use SUBREG_BYTE.
5978 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
5979 (gen_lowpart_for_combine): Compute full byte offset.
5980 * cse.c (mention_regs): Use SUBREG_BYTE.
5981 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
5982 (canon_hash): Use SUBREG_BYTE.
5983 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
5984 (gen_lowpart_if_possible): Formatting.
5985 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
5987 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
5988 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5989 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5990 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
5991 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5992 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5993 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
5994 certain invariants about SUBREGs the compiler creates.
5995 (gen_lowpart_SUBREG): New function.
5996 (subreg_hard_regno): New function to get the final register number.
5997 (gen_lowpart_common): Use SUBREG_BYTE.
5998 (gen_imagpart): Spacing nits.
5999 (subreg_realpart_p): Use SUBREG_BYTE.
6000 (gen_highpart): Use SUBREG_BYTE.
6001 (subreg_lowpart_p): Always compute endian corrected goal offset,
6002 even at the byte level, then compare against that.
6003 (constant_subword): New function, pulled out all constant cases
6004 from operand_subword and changed second argument name to offset.
6005 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
6006 and call constant_subword to do the work. Return const0_rtx if
6007 looking for a word outside of OP.
6008 (operand_subword_force): Change second arg name to offset.
6009 * expmed.c (store_bit_field): Use SUBREG_BYTE.
6010 (store_split_bit_field): Use SUBREG_BYTE.
6011 (extract_bit_field): Use SUBREG_BYTE.
6012 (extract_split_bit_field): Use SUBREG_BYTE.
6013 (expand_shift): Use SUBREG_BYTE.
6014 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
6015 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
6016 * flow.c (set_noop_p): Use SUBREG_BYTE.
6017 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
6018 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
6019 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
6021 (optimize_bit_field): Use SUBREG_BYTE.
6022 (purge_addressof_1): Use SUBREG_BYTE.
6023 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
6024 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
6025 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
6026 * gengenrtl.c (special_rtx): Add SUBREG.
6027 * global.c (mark_reg_store): Use SUBREG_BYTE.
6028 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
6029 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
6030 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
6031 final byte offset is congruent to subreg's mode size.
6032 (subst_constants): Use SUBREG_BYTE.
6033 (mark_stores): Use subreg_regno_offset function.
6034 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
6035 function and SUBREG_BYTE.
6036 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
6037 (reg_is_born): Use subreg_hard_regno.
6038 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
6039 endian correction code. Don't combine subregs unless resulting
6040 offset aligns with type. Fix subreg constant extraction for DImode.
6041 Simplify SUBREG of VOIDmode CONST_DOUBLE.
6042 (general_operand): Remove dead mode_altering_drug code.
6043 (indirect_operand): Use SUBREG_BYTE.
6044 (constrain_operands): Use subreg_regno_offset function.
6045 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
6046 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
6047 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
6048 * regs.h (REG_SIZE): Allow target to override.
6049 (REGMODE_NATURAL_SIZE): New macro which target can override.
6050 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
6051 on the entire subreg rtx.
6052 (push_reload): Use SUBREG_BYTE in comments and code.
6053 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
6054 for hard registers inside subregs.
6055 (operands_match_p): Use subreg_regno_offset.
6056 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
6057 containing hard regs.
6058 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
6059 corrections when fixing up MEM subregs.
6060 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
6061 subreg_regno_offset where appropriate.
6062 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
6063 byte endian corrections when fixing up MEM subregs.
6064 (subst_reloads): When combining two subregs, make sure final
6065 offset is congruent to subreg's mode size.
6066 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
6067 (refers_to_regno_for_reload_p): Use subreg_regno.
6068 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
6069 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
6070 correction code for memory subreg fixups.
6071 (forget_old_reload_1): Use subreg_regno_offset.
6072 (choose_reload_regs): Use subreg_regno.
6073 (emit_input_reload_insns): Use SUBREG_BYTE.
6074 (reload_combine_note_store): Use subreg_regno_offset.
6075 (move2add_note_store): Use subreg_regno_offset.
6076 * resource.c (update_live_status, mark_referenced_resources): Use
6077 subreg_regno function.
6078 (mark_set_resources): Use subreg_regno function.
6079 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
6080 (subreg_regno_offset, subreg_regno): Define prototypes.
6081 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
6082 (gen_lowpart_SUBREG): Add prototype.
6083 * rtl.texi (subreg): Update to reflect new byte offset representation.
6084 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
6085 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
6086 (reg_overlap_mentioned_p): Use subreg_regno.
6087 (replace_regs); Make sure final offset of combined subreg is
6088 congruent to size of subreg's mode.
6089 (subreg_regno_offset): New function.
6090 (subreg_regno): New function.
6091 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
6092 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
6093 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
6094 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
6095 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
6096 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
6097 (a29k_get_reloaded_address): Use SUBREG_BYTE.
6098 (print_operand): Use SUBREG_BYTE.
6099 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
6100 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
6101 (arm_reload_out_hi): Use SUBREG_BYTE.
6102 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
6103 instead of SUBREG_WORD.
6104 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
6105 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
6106 SUBREG creation to use byte offset.
6107 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
6108 inverted load insns): Fix explicit rtl subregs to use byte
6110 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
6111 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
6112 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
6113 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
6114 to use byte offsets.
6115 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
6116 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
6117 offsets, also make sure it is congruent to SUBREG's mode size.
6118 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
6119 unnamed ldob insn): Generate SUBREGs with byte offset.
6120 (zero_extendqihi2): SUBREG's are byte offsets.
6121 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
6122 (m68hc11_gen_highpart): Use SUBREG_BYTE.
6123 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
6124 zero-extendqisi2): Generate SUBREGs with byte offset.
6125 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
6126 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
6127 subregs in rtl to use byte offsets.
6128 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
6129 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
6130 (mips_move_2words): Use subreg_regno_offset.
6131 (mips_secondary_reload_class): Use subreg_regno_offset.
6132 * config/mips/mips.md (DImode plus, minus, move, and logical op
6133 splits): Fixup explicit subregs in rtl to use byte offsets.
6134 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
6135 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
6136 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
6137 rtl to use byte offsets.
6138 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
6139 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
6140 subregs to use byte offsets.
6141 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
6142 Fixup explicit subregs in rtl to use byte offsets.
6143 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
6144 and remove byte endian correction code.
6145 * config/sh/sh.c (output_movedouble): Use subreg_regno.
6146 (gen_ashift_hi): Use SUBREG_BYTE.
6147 (regs_used): Use subreg_regno_offset.
6148 (machine_dependent_reorg): Use subreg_regno_offset.
6149 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
6150 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
6151 (movdf_i4): Subregs are byte offsets now.
6152 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
6153 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
6154 (REGMODE_NATURAL_SIZE): Override.
6155 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
6156 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
6158 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
6159 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
6160 extendqidi2): Generate SUBREGs with byte offsets, also make sure
6161 it is congruent to SUBREG's mode size.
6162 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
6164 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
6165 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
6166 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
6167 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
6168 * config/v850/v850.c (print_operand, output_move_double): Use
6169 subreg_regno function.
6171 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
6173 * configure.in (target_subdir): Use target_alias, not target.
6174 * configure: Rebuilt.
6176 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
6178 * config/sh/crti.asm: Fix typos in comments.
6180 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6182 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
6183 TARGET_FAST_INDIRECT_CALLS.
6184 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
6186 (return_addr_rtx): Short circuit export stub matching when
6187 TARGET_NO_SPACE_REGS.
6188 (output_millicode_call): For out of range calls, make -fPIC
6189 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
6190 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
6191 * pa.md: Modify length attr calculation of all millicode insns to
6194 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
6196 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
6197 Require at least 2.11 in the version test. Specifically check
6198 for and reject GAS version 2.10.90.
6199 * configure: regenerate.
6201 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6203 * pa.c (override_options): Remove PIC profiling warning.
6204 (hp_profile_labelno): Delete.
6205 (hp_profile_label_rtx): Delete.
6206 (hp_profile_label_name): Delete.
6207 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
6208 (output_function_prologue): Remove profiling code and all tests on
6209 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
6210 merge_sp_adjust_with_store can work for PIC and profiling.
6211 (hppa_expand_epilogue): Remove profile_flag test.
6212 (hppa_can_use_return_insn_p): Likewise.
6213 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
6214 cater for PROFILE_HOOK.
6215 (hppa_profile_hook): New function.
6216 * pa.h (FUNCTION_PROFILER): Now does nothing.
6217 (PROFILE_HOOK): Define.
6218 (hppa_profile_hook): Declare.
6219 (PROFILE_BEFORE_PROLOGUE): Delete.
6220 (ASM_OUTPUT_REG_PUSH): Delete.
6221 (ASM_OUTPUT_REG_POP): Delete.
6222 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
6223 r24. Accept function name operand, and use this and a locally
6224 generated label to calculate pc-rel offset to func start.
6226 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6228 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
6229 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
6232 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6234 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
6235 LO_SUM cases to where they belong.
6237 2001-04-02 Richard Henderson <rth@redhat.com>
6239 * except.h (lang_eh_type_covers): Mark extern.
6240 (lang_eh_runtime_type): Likewise.
6242 2001-04-02 Zack Weinberg <zackw@stanford.edu>
6244 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
6245 gengenrtl.c: Wrap generated header in multiple-include guard.
6246 Improve error checking.
6248 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6250 * configure.in: Don't check for putenv.
6251 * configure: Regenerate.
6252 * gcc.c (putenv): Don't define.
6253 * vax/xm-vms.h: Handle putenv.
6255 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6257 * ifcvt.c (noce_emit_move_insn): New.
6258 (noce_try_store_flag, noce_try_store_flag_constants,
6259 noce_try_store_flag_inc, noce_try_store_flag_mask,
6260 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
6261 noce_try_abs): Use it.
6262 (noce_process_if_block): Likewise.
6263 For STRICT_LOW_PART, take mode from its SUBREG.
6265 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6267 * fold-const.c (fold): Before optimizing unsigned comparison with
6268 0x7fffffffU, make sure arg0 is integral type.
6270 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
6272 * c-tree.texi: Document representation of wide strings.
6274 2001-04-01 Richard Henderson <rth@redhat.com>
6276 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
6278 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
6280 * i386.md: remove obsoleted comments.
6281 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
6282 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
6283 fix output template.
6285 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
6287 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
6289 2001-03-30 Bernd Schmidt <bernds@redhat.com>
6291 * loop.c (load_mems): When generating a load from a pseudo, update
6294 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6296 * i386.c (ix86_split_long_move): Use change address to compensate
6297 stack pointer change in push instruction.
6299 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6301 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
6302 instead of rtx_equal_p; fix the output template.
6304 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
6306 * i386.c (ix86_expand_setcc): Support 64bit.
6307 (ix86_expand_int_movcc): Likewise.
6308 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
6311 * i386.md (allocate_stack_worker): Turn to expander.
6312 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
6314 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
6316 2001-03-29 Richard Henderson <rth@redhat.com>
6318 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
6320 2001-03-28 Matthew Hiller <hiller@redhat.com>
6322 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
6325 * MAINTAINERS: Added self.
6327 2001-03-28 Richard Henderson <rth@redhat.com>
6329 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
6330 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
6332 2001-03-28 Jim Wilson <wilson@redhat.com>
6334 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
6337 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6339 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
6341 * tradcif.y (yyerror): Likewise. Add format specifier in call to
6344 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
6346 2001-03-28 DJ Delorie <dj@redhat.com>
6348 * Makefile.in (stage1_build): Revert CFLAGS patch.
6350 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
6352 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
6353 when multiplier or multiplicand is zero.
6355 2001-03-28 Bernd Schmidt <bernds@redhat.com>
6357 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
6359 * config/ia64/ia64.c (update_set_flags): New function, broken out of
6361 (set_src_needs_barrier): Likewise.
6362 (rtx_needs_barrier): For SET case, use these two functions. Rework
6363 PARALLEL case to handle all inputs before all outputs.
6364 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
6365 saw a label and no stop bit since then.
6366 (maybe_rotate, process_epilogue): Add prototypes.
6368 2001-03-28 Richard Henderson <rth@redhat.com>
6370 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
6371 not TARGET_TOC for special toc restore handling.
6372 * config/rs6000/rs6000.md (eh_return): Likewise.
6374 2001-03-28 Richard Henderson <rth@redhat.com>
6376 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
6377 current_function_calls_eh_return.
6378 (output_function_epilogue): Handle eh_return.
6379 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
6380 (EH_RETURN_DATA_REGNO): New.
6381 (EH_RETURN_STACKADJ_RTX): New.
6382 (EH_RETURN_HANDLER_RTX): New.
6383 * config/sparc/sparc.md (call/short branch peepholes): Check
6384 can_throw_internal instead of in_same_eh_region.
6386 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
6387 for eh_return data registers.
6388 (rs6000_emit_prologue): Save eh_return data registers.
6389 (rs6000_emit_epilogue): Force inline restores if eh_return.
6390 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
6391 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
6392 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
6393 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
6394 the target uses one.
6395 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
6396 (return_eh_si, return_eh_di): Remove.
6397 (eh_return): New, from corpse of eh_epilogue.
6398 (eh_set_lr_si, eh_set_lr_di): New.
6400 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
6401 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
6402 True for pic register if current_function_calls_eh_return.
6403 (ix86_expand_epilogue): Change "emit_return" argument into "style".
6404 Handle eh_return requirements.
6405 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
6406 (EH_RETURN_STACKADJ_RTX): New.
6407 * config/i386/i386.md (exception_receiver): Remove.
6408 (eh_return, eh_return_1): New.
6409 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6411 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
6412 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
6413 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
6414 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
6415 (EH_RETURN_DATA_REGNO): New.
6416 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
6417 * config/alpha/alpha.md (eh_epilogue): Remove.
6418 (exception_receiver): Use $26 for ldgp input.
6419 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6421 2001-03-28 Richard Henderson <rth@redhat.com>
6423 * except.c: Rewrite entirely for IA-64 ABI exception handling.
6424 * except.h: Likewise.
6426 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
6427 (LIB2ADDEHDEP): New.
6428 (LIB2FUNCS_EH): Remove.
6429 (LIB2ADD): Remove LIB2ADDEH.
6430 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
6431 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
6432 (crt{begin,end}[S].o): Likewise.
6433 (except.o): Update includes.
6434 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
6435 (libgcc2_c_dep): Use LIB2ADDEHDEP.
6437 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
6438 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
6439 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
6440 * builtins.c (expand_builtin): Implement it.
6441 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
6442 * c-common.c (c_common_nodes_and_builtins): Declare it.
6443 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
6444 * calls.c (libfunc_nothrow): Remove.
6445 (emit_library_call_value_1): Don't call it.
6446 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
6447 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
6448 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
6449 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
6450 (current_funcdef_number): Globalize.
6451 (output_call_frame_info): Emit frame data if an lsda is needed.
6452 Generate augmentation for personality routine. Don't play with
6454 (dwarf2out_begin_prologue): Record funcdef_number.
6455 * dwarf2out.h (current_funcdef_number): Declare.
6456 * expr.c (expand_expr): Update for except.h name changes.
6457 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
6458 * expr.h (LTI_throw, LTI_rethrow): Remove.
6459 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
6460 (LTI_eh_rtime_match): Remove.
6461 (LTI_unwind_resume, LTI_eh_personality): Add.
6462 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
6463 * final.c (final): Don't call check_exception_handler_labels,
6464 init_insn_eh_region, or free_insn_eh_region.
6465 (final_scan_insn): Always emit debug labels for
6466 NOTE_INSN_EH_REGION notes.
6467 * flags.h (flag_new_exceptions): Remove.
6468 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
6469 (record_active_eh_regions): Remove.
6470 (count_basic_blocks): Check all instructions for REG_EH_REGION.
6471 Use can_throw_internal.
6472 (find_basic_blocks_1): Likewise.
6473 (move_stray_eh_region_notes): Remove.
6474 (find_label_refs): No eh_return_stub_label.
6475 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
6476 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
6478 (delete_unreachable_blocks): Don't track deleted handlers.
6479 (flow_delete_block): Use maybe_remove_eh_handler.
6480 (delete_eh_regions): Remove.
6481 (merge_blocks): Don't check for eh region match.
6482 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
6483 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
6484 (init_propagate_block_info): Disable dead frame store optimization
6485 when current_function_calls_eh_return.
6486 (dump_bb): Don't print eh_beg, eh_end.
6487 * function.c (fixup_var_refs): No catch_clauses.
6488 (expand_function_end): Likewise. Call expand_eh_return before
6489 the return register use. Call sjlj_emit_function_exit_after.
6490 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
6491 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
6492 * ifcvt.c (dead_or_predicable): Remove eh region check.
6493 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
6494 Don't check for EH vs parameters.
6495 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
6496 (expand_inline_function): Call duplicate_eh_regions.
6497 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
6498 (copy_insn_notes): Remap REG_EH_REGION notes.
6499 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
6500 * integrate.h (struct inline_remap): Add local_return_label.
6501 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
6502 check_exception_handler_labels, nor exception_optimize.
6503 (find_cross_jump): No EH region check.
6504 * optabs.c (init_optabs): Update for changed eh libfuncs.
6505 * rtl.def (RESX): New.
6506 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
6507 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
6508 checks. Update for except.h name changes.
6509 (expand_cleanups): Likewise.
6510 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
6511 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
6512 (compile_file): Call init_eh before init_optabs. Don't
6513 output_exception_table here.
6514 (rest_of_compilation): Call convert_from_eh_region_ranges,
6515 convert_to_eh_region_ranges, output_function_exception_table.
6516 Don't emit_eh_context.
6517 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
6518 (EXC_PTR_EXPR): New.
6520 * md.texi (eh_epilogue): Remove.
6521 (eh_return): Document.
6522 * tm.texi (EH_RETURN_DATA_REGNO): Document.
6523 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
6525 * eh-common.h: Remove file.
6526 * frame-dwarf2.c, frame.c, frame.h: Remove files.
6527 * libgcc2.c (L_eh): Remove.
6529 * unwind-dw2-fde.c: New file, largely copied from frame.c.
6530 * unwind-dw2-fde.h: New file.
6531 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
6532 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
6533 * libgcc-std.ver: Update for eh symbols.
6535 2001-03-27 Richard Henderson <rth@redhat.com>
6537 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
6538 reduce false positives.
6539 (regmove_optimize): Disable if flag_non_call_exceptions.
6541 * stmt.c (expand_return): Remove always true predicate.
6542 (expand_decl_cleanup_no_eh): Remove dead code.
6544 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
6545 barrier code. Add a scheduling barrier if a non-call insn
6546 can throw internally.
6548 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
6549 Auto-inc addresses trap only if their base register does.
6551 * except.c (can_throw_internal): Rename from can_throw.
6552 * except.h, resource.c: Update references.
6554 * integrate.c (copy_insn_list): Use returnjump_p.
6555 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
6557 * function.h (struct function): Move all boolean valued fields
6558 to single bit fields at the end of the struct.
6560 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
6562 Rename asynchronous_exceptions to flag_non_call_exceptions.
6564 * gthr-single.h (UNUSED): New. Distinguish between how C
6565 and C++ mark unused function arguments. Use throughout.
6567 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
6568 value to target configuration header.
6569 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
6570 * config.in, configure: Rebuild.
6571 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
6572 configuration and target defines.
6573 (exceptions_via_longjmp): Remove.
6574 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
6575 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
6577 * except.h (flag_non_call_exceptions): Move ...
6578 * flags.h: ... here.
6580 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
6581 exceptions, put the note on the trapping instruction.
6583 * flags.h (flag_new_exceptions): Remove.
6584 * toplev.c: Don't set it.
6585 * final.c: Don't check it.
6586 * except.c: Provide stub definition.
6588 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
6589 (calculate_global_regs_live): Kill call-clobbered registers
6590 across exception edges.
6591 * reg-stack.c (convert_regs_1): Kill the entire target stack
6592 across non-call exception edges.
6594 * flow.c (cleanup_cfg): Take no argument.
6595 * output.h, sibcall.c, toplev.c: Update all calls.
6597 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6599 * configure.in: Don't check for bcopy.
6600 * configure, config.in: Regenerate.
6602 * system.h: Don't define or prototype bcopy, instead poison it.
6604 2001-03-27 Richard Henderson <rth@redhat.com>
6606 * function.c (expand_function_start): Set DECL_REGISTER on
6607 a pseudo used for DECL_RESULT.
6609 * rtl.h (LCT_NORETURN): New.
6610 * calls.c (emit_library_call_value_1): Handle it.
6612 2001-03-27 Stan Shebs <shebs@apple.com>
6614 * objc/objc-act.c (objc_init): Use dump_base_name.
6615 (gen_declaration): Clear the buffer arg.
6616 (gen_declaration_1): New function, body of gen_declaration.
6617 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
6618 (gen_method_decl): Ditto, plus always clear buffer arg.
6619 (error_with_ivar): Simplify.
6620 (warn_with_method): Ditto.
6621 (build_message_expr): Don't clear buffers.
6622 (dump_interface): Ditto.
6623 (objc_debug): Ditto.
6624 (build_keyword_selector): Clear the buffer by only zeroing
6626 (objc_implementation_context): Declare.
6627 (start_class): Warn about missing @end.
6628 (finish_objc): Ditto.
6630 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
6632 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
6634 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6636 * Makefile.in (SYSTEM_H): Define.
6637 Depend on $(SYSTEM_H), not system.h.
6639 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
6641 2001-03-27 Jim Wilson <wilson@redhat.com>
6643 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
6645 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
6646 (process_epilogue): New static function.
6647 (process_set): Call process_epilogue instead of emitting .restore
6649 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
6651 * flow.c (struct reg_cond_life_info): New fields orig_condition
6653 (init_propagate_block_info): Set new fields.
6654 (mark_regno_cond_dead): Set and use new fields.
6655 (flush_reg_cond_reg_1): Likewise.
6656 (and_reg_cond, case AND): Check for redundant AND conditions.
6657 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
6660 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
6662 * cppmacro.c (stringify_arg): Null terminate strings.
6664 2001-03-27 Zack Weinberg <zackw@stanford.edu>
6666 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
6667 inclusion style. xm-m68hc11.h no longer exists.
6668 * config/m68hc11/xm-m68hc11.h: Delete file.
6669 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
6671 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
6672 Don't define GCC_VERSION, N_, or PARAMS; don't include
6673 gansidecl.h or stdio.h. Define inhibit_libc here.
6674 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6675 Delete code conditioned on #if GCC_VERSION == 2095.
6677 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
6678 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6679 Delete code conditioned on #if GCC_VERSION == 2095.
6681 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6683 * system.h: Include symcat.h.
6684 (STRINGIFY): Don't define.
6686 * configure.in: Adjust comment.
6688 * builtins.c: Use STRINGX, not STRINGIFY.
6689 * gencheck.c: Likewise.
6690 * gengenrtl.c: Likewise.
6691 * protoize.c: Likewise.
6693 * cpplex.c: Don't include symcat.h.
6694 * cpplib.c: Likewise.
6696 * gansidecl.h (HAVE_STRINGIZE): Don't define.
6698 2001-03-27 Alan Modra <alan@linuxcare.com.au>
6700 * c-typeck.c (digest_init): Fold init expression.
6702 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6704 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
6706 2001-03-27 Alan Modra <alan@linuxcare.com.au>
6708 * except.c (eh_regs): Save results of build_pointer_type to a temp
6709 as FUNCTION_VALUE macro may evaluate its args multiple times.
6711 2001-03-26 Mark Mitchell <mark@codesourcery.com>
6713 * c-common.h (DECL_NUM_STMTS): New macro.
6714 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
6716 (pushdecl): Likewise.
6717 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
6718 * integrate.c (expand_inline_function): Don't check
6720 * print-tree.c (print_node): Don't print it.
6721 * toplev.c (rest_of_compilation): Don't try to inline when
6722 flag_no_inline is on.
6723 * tree.h (DECL_FRAME_SIZE): Remove.
6724 (tree_decl): Adjust accordingly.
6726 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6728 * combine.c (try_combine): Use memcpy, not bcopy.
6730 * genattrtab.c (expand_units): Likewise.
6732 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
6734 * i386.md (push mem DI peep2): New.
6735 (mov 0, mov -1 peep2): Handle 64bit.
6736 (lea to arithmetics peep2): Handle 64bit leas.
6737 (rsp arithmetics to push/pop peep2s): New.
6739 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
6741 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
6743 * i386.c (struct machine_function): Add save_varrargs_registers.
6744 (ix86_save_varrargs_registers): New macro.
6745 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
6746 (ix86_expand_prologue): Likewise.
6747 (ix86_emit_epilogue_esp_adjustement): Likewise.
6748 (ix86_expand_epilogue): Likewise.
6749 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
6750 (pro_epilogue_adjust_stack_1): New insn.
6751 (pro_epilogue_adjust_stack_rex64): Likewise.
6752 * i386.h (MASK_NO_RED_ZONE): New constant.
6753 (TARGET_RED_ZONE): New macro.
6754 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
6755 (RED_ZONE_SIZE): New constant.
6756 (RED_ZONE_RESERVE): New constant.
6758 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6760 * toplev.c (set_float_handler): Use memcpy, not bcopy.
6762 2001-03-25 Kazu Hirata <kazu@hxi.com>
6764 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
6767 (umodhi3): Likewise.
6770 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6772 * mkconfig.sh (DEFINES): Handle entries with '='.
6774 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
6775 Set xm_defines to MACRO=value instead.
6777 * i370/xm-mvs.h: Delete.
6779 * ns32k/xm-pc532-min.h: Likewise.
6781 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
6783 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
6785 use ix86_expand_binary_operator
6786 (?sh??i_?): Disable for 64bit.
6787 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
6788 * i386.c (shiftdi_operand): New predicate.
6790 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
6791 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
6792 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
6793 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
6794 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
6795 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
6796 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
6797 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
6798 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
6799 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
6800 (rotldi3, rotrdi3): New expanders.
6802 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
6804 * i386.md (movstrsi): Move offline.
6806 (strmovdi_rex64): New.
6807 (strmov?i): Accept 64bit.
6808 (strmov?i_rex64): New.
6809 (strmov?i_rex_1): New.
6810 (strmov?i_1): Disable for 64bit.
6811 (rep_mov?i_rex64): New.
6812 (rep_mov?i): Disable for 64bit.
6813 (clrstrsi): Move offline.
6814 (strset?i_rex64): New.
6815 (strset?i: Accept 64bit.
6816 (rep_stos?i): Disable for 64bit.
6817 (rep_stos?i_rex64): New.
6818 (strset?i_rex_1): New.
6819 (strset?i_1): Disable for 64bit.
6820 (cmpstrsi): Accept 64bit.
6821 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
6822 (cmpstrqi_nz_rex_1): New.
6823 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
6824 (strlensi): Move offline.
6826 (strlenqi_1): Disable for 64bit; fix constraints.
6827 (strlenqi_rex_1): New.
6828 * i386.c (ix86_adjust_counter): New static function.
6829 (ix86_zero_extend_to_Pmode): Likewise.
6830 (ix86_expand_aligntest): Likweise.
6831 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
6832 (ix86_expand_movstr): New global function.
6833 (ix86_expand_clrstr): New global function.
6834 (ix86_expand_strlen): New global function.
6835 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
6836 ix86_expand_strlen): Declare.
6837 (ix86_expand_strlensi_unroll_1): Delete.
6839 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
6841 * i386.md (cmpdi): Fix operand predicates.
6842 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
6843 cmpdi_1_insn_rex64): New patterns.
6844 (adddi3): Turn to expander.
6845 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
6846 (addsi3_carry_zext): New pattern.
6847 (adddi_?_rex64): New patterns and splitters.
6848 (addsi_?_zext): New patterns.
6849 (subsi3_carry_zext): New pattern.
6850 (subdi_?_rex64): New patterns and splitters.
6851 (iorsi_?_zext): New patterns.
6852 (iordi_?_rex64): New patterns and splitters.
6853 (iorsi_?_zext): New patterns.
6854 (iorsi_?_zext_imm): New patterns.
6855 (xorsi_?_zext): New patterns.
6856 (xordi_?_rex64): New patterns and splitters.
6857 (xorsi_?_zext): New patterns.
6858 (negdi*): New patterns.
6859 (one_cmpldi*): Likewise.
6860 (one_cmplsi*_zext, negsi*_zext): Likewise.
6861 (testqi_ext_3_rex64): New pattern.
6863 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
6865 * i386-protos.h (ix86_split_long_move): Return void.
6866 * i386.c (ix86_split_to_parts): Handle 64bit target.
6867 (ix86_split_long_move): Likewise.
6868 * i386.md (all calls to ix86_split_long_move): Update.
6870 2001-03-23 Richard Henderson <rth@redhat.com>
6872 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
6873 to avoid shadowing arguments.
6875 2001-03-23 Jakub Jelinek <jakub@redhat.com>
6877 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
6878 to variable names where DECL_NAME is different from
6879 DECL_ASSEMBLER_NAME.
6881 2001-03-23 Jim Wilson <wilson@redhat.com>
6883 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
6884 (assemble_alias): Call make_decl_rtl.
6886 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
6888 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
6890 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
6892 * extend.texi: Document the "java_interface" attribute.
6894 2001-03-22 Zack Weinberg <zackw@stanford.edu>
6896 * mkconfig.sh: Use a subshell with redirected stdout,
6897 instead of closing stdout and confusing commands that run
6898 afterward. Throw away output of cmp.
6900 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
6902 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
6904 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
6906 * i386.md (zero_extendsidi2_32): Break out from ...
6907 (zero_extendsidi2): ... here ; turn to expander.
6908 (zero_extendsidi2_rex64): New.
6909 (extendsidi2_32): Break out from ...
6910 (extendsidi2): ... here ; turn to expander.
6911 (extendsidi2_rex64): New.
6912 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
6913 (trunc?f?f splitters): Add 64bit versions.
6915 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
6917 * i386.md (pushsi, pushsi2_prologue): Disable.
6918 (pushsi2_rex64): New.
6919 (movabs?i_1_rex64, movabs?i_2_rex64): New.
6920 (movqi_ext_1): Disable for 64bit.
6921 (movqi_ext_1_rex64): New.
6922 (pushdi2_rex64): New pattern, peep2s and splitter.
6923 (pushdi2_prologue_rex64): New pattern.
6924 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
6926 (movdi splitters): Disable for 64bit.
6927 (movdi_1_rex64): New pattern, peep2s and splitters.
6928 (swapdi): New pattern.
6929 (pushsf): Disable for 64bit.
6930 (pushsf_rex64): New pattern and splitter.
6931 (pushdf_nointeger): Disable for 64bit.
6932 (pushdf_integer): Handle the 64bit case.
6933 (pushtf): Likewise; update splitters.
6935 2001-03-22 Richard Henderson <rth@redhat.com>
6937 * mkconfig.sh: Include insn-flags.h.
6938 * Makefile.in (CONFIG_H): Include insn-flags.h.
6939 (lots of objects): Remove insn-codes.h and insn-flags.h.
6941 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
6942 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
6943 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
6944 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
6945 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
6946 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
6947 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
6948 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
6949 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
6950 v850/v850.c, vax/vax.c:
6951 Don't include insn-flags.h.
6953 * diagnostic.c, expr.h, reload.c, toplev.c:
6954 Don't include insn-codes.h.
6956 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
6957 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
6958 c4x/c4x.c, i960/i960.c, mips/mips.c:
6959 Don't include insn-codes.h or insn-flags.h.
6961 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
6962 or insn-flags.h in the generated code.
6963 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
6964 (main): Forward declare struct rtx_def.
6966 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
6968 * invoke.texi (-ffast-math): Remove duplicate line about
6971 * gcc.texi: Remove more obsolete documentation of bugs and
6972 installation problems.
6974 2001-03-21 Kazu Hirata <kazu@hxi.com>
6976 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
6979 2001-03-20 Jason Merrill <jason@redhat.com>
6981 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
6983 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
6984 * varasm.c (CHKR_PREFIX): Likewise.
6986 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6988 * gcse.c (hash_scan_set): An expression is not anticipatible if it
6989 is part of a multi-SET insn.
6991 * cse.c (find_comparison_args): Remove previous change.
6992 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
6995 * config/i386/i386.md (conditional_trap): Remove warning.
6997 * recog.c (push_operand): Fix error in last change that caused
6998 undefined symbol on many targets.
7000 * sdbout.c: #include ggc.h.
7001 (sdbout_init): Move to end of file.
7002 Call ggc_add_tree_root for anonymous_types.
7003 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
7004 (sdbout_one_type): Use DECL_NAME for field name.
7005 * Makefile.in (sdbout.o): Show includes ggc.h.
7007 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
7009 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
7010 (override_options): Use properlimits for preferred_stack_boundary.
7011 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
7013 (ext_register_operand): Accept DImode.
7014 (load_pic_register): Abort on 64bit.
7015 (gen_push): Use Pmode instead of SImode.
7016 (ix86_save_reg): Pic reg is never used on 64bit.
7017 (ix86_expand_prologue): Likewise.
7018 (ix86_emit_save_regs): Use Pmode instead of SImode.
7019 (legitimate_address_p): Check displacement for 64bit.
7020 (print_operand): Avoid outputting of (%rip) on 64bit.
7021 (print_operand_address): Output (%rip) where possible.
7022 (split_di): Abort on 64bit registers.
7023 (ix86_expand_branch): DImode comparison is simple for x86_64.
7024 (memory_address_length): Recognize memory addresses formed using
7026 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
7028 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
7030 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
7032 * recog.c (push_operand): Recognize new format of push instructions.
7034 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
7036 * i386.md (pushqi1): New.
7037 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
7038 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
7039 x86_64_immediate_operand, x86_64_immediate_operand,
7040 x86_64_zext_immediate_operand): Declare.
7041 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
7042 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
7043 x86_64_immediate_operand, x86_64_immediate_operand,
7044 x86_64_zext_immediate_operand): define.
7045 * i386.h (PREDICATE_CODES): Add new predicates.
7047 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
7049 * i386.md (pophi1, popqi1, pushqi1): Remove.
7051 * expr.c (emit_single_push_insn): New function.
7052 (move_by_pieces): Accept NULL as destination for push instructions.
7053 (gen_push_operand): Kill.
7054 (emit_push_insn): Pass NULL when pushing; avoid updating of
7055 stack_pointer_delta.
7056 * expr.h (gen_push_operand): Kill.
7058 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7060 * rtl.texi (COMPARE): Clarify documentation and reference section
7063 2001-03-20 Stan Shebs <shebs@apple.com>
7065 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
7066 (get_object_reference): Ditto.
7067 (error_with_ivar): Use error_with_file_and_line.
7068 (warn_with_method): Use warning_with_file_and_line.
7070 2001-03-20 Tom Tromey <tromey@redhat.com>
7072 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
7074 2001-03-20 Mark Mitchell <mark@codesourcery.com>
7076 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
7077 variables that are TREE_PUBLIC, even if not TREE_STATIC.
7079 2001-03-20 DJ Delorie <dj@redhat.com>
7081 * Makefile.in (install-libgcc): Pass complete list of variables.
7082 (install-multilib): Ditto.
7084 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7086 * config/i386/cygwin.h: Declare ctor_section, dtor_section
7087 drectve_section, switch_to_section.
7089 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
7090 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
7091 i386_pe_mark_dllimport.
7093 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7095 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
7096 functions i386_pe_*.
7098 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
7099 i386_pe_* functions with char * arguments.
7101 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
7103 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
7105 (movsi_ie): Introduce fpul store.
7107 2001-03-20 Alan Modra <alan@linuxcare.com.au>
7109 * Makefile.in (OBJS): Remove hashtab.o.
7111 2001-03-19 Stan Shebs <shebs@apple.com>
7113 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
7114 * c-lang.c (maybe_objc_method_name): Ditto.
7115 * c-tree.h (maybe_objc_method_name): Remove decl.
7117 2001-03-19 Tom Tromey <tromey@redhat.com>
7119 * gcc.c (init_gcc_specs): Fix comment.
7121 2001-03-19 Mark Mitchell <mark@codesourcery.com>
7123 Compute DECL_ASSEMBLER_NAME lazily.
7124 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
7125 (DECL_ASSEMBLER_NAME_SET_P): New macro.
7126 (SET_DECL_ASSEMBLER_NAME): Likewise.
7127 (COPY_DECL_ASSEMBLER_NAME): Likewise.
7128 (set_decl_assembler_name): Declare.
7129 (lang_set_decl_assembler_name): Likewise.
7130 * tree.c (lang_set_decl_assembler_name): New variab.e
7131 (set_decl_assembler_name): New function.
7132 (init_obstacks): Set lang_set_decl_assembler_name.
7133 (build_decl): Don't set DECL_ASSEMBLER_NAME.
7134 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
7135 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
7136 where it's not necessary.
7137 (builtin_function): Likewise.
7138 (finish_decl): Likewise.
7139 * dbxout.c (dbxout_type_methods): Likewise.
7140 * ggc-common.c (ggc_mark_trees): Likewise.
7141 * profile.c (output_func_start_profiler): Likewise.
7142 * varasm.c (make_decl_rtl): Likewise.
7144 * cse.c (find_comparison_args): Update documentation. Fix
7145 mishandling of COMPARE operations.
7147 * tree.def (ABS_EXPR): Add documentation.
7148 * fold-const.c (fold): Improve folding of ABS_EXPRs.
7150 2001-03-19 Zack Weinberg <zackw@stanford.edu>
7152 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
7154 2001-03-19 Jakub Jelinek <jakub@redhat.com>
7156 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
7157 Remove ia32 linux PIC kludge and move it...
7158 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
7160 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
7162 * i386.md (absdf2 expander): Fix 64bit case.
7164 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
7166 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
7168 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
7170 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
7172 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7174 * README.X11: Remove obsolete file.
7176 2001-03-18 Anthony Green <green@redhat.com>
7178 * config/pj/pj.h: Remove some trailing commas.
7179 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
7181 2001-03-18 Richard Henderson <rth@redhat.com>
7183 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
7184 * calls.c: ... here.
7185 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
7186 defaults for them here.
7188 2001-03-17 Anthony Green <green@redhat.com>
7190 * config/pj/lib1funcs.S: Fix broken comment.
7191 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
7194 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
7196 * gcc.texi: Remove obsolete information relating to build and
7197 installation problems with enquire or the Pyramid C compiler.
7199 2001-03-17 Richard Henderson <rth@redhat.com>
7201 * dwarf2out.c (queue_reg_save): New.
7202 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
7203 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
7205 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
7206 (cfa, cfa_store, cfa_temp): Make static.
7207 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
7209 2001-03-17 Richard Henderson <rth@redhat.com>
7211 * integrate.h (struct inline_remap): Add local_return_label.
7212 * integrate.c (expand_inline_function): Initialize it and emit
7213 it after copy_insn_notes.
7214 (copy_insn_list): Don't store local_return_label here.
7215 (copy_insn_notes): New function split out from copy_insn_list.
7217 2001-03-17 Richard Henderson <rth@redhat.com>
7219 * dwarf2out.c (lookup_filename): Emit .file if the assembler
7220 is generating .debug_line.
7221 (dwarf2out_init): Add main_input_filename to the file table first.
7222 * configure.in (as_dwarf2_debug_line): Test with file number 1
7223 instead of file number 0.
7225 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7227 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
7228 (gen_rtx_combine): Deleted; all references changed as appropriate.
7229 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
7231 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
7233 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
7235 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
7238 2001-03-16 Jim Wilson <wilson@redhat.com>
7240 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
7241 then set it to LOC_REG (79) instead of aborting.
7243 2001-03-16 Phil Edwards <pme@sources.redhat.com>
7245 * gccbug.in: Remove high priority.
7247 2001-03-16 Richard Henerson <rth@redhat.com>
7249 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
7250 output with a space instead of deleting it.
7251 * configure: Regenerate.
7253 2001-03-16 Zack Weinberg <zackw@stanford.edu>
7255 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
7256 handles the gory details of converting an object file into
7257 something that's safe to grep.
7258 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
7259 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
7260 newlines at either end of the string we're looking for.
7261 Make 'checking ...' message less stilted.
7262 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
7263 ARM in-memory layout and its hypothetical converse. Don't
7264 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
7265 HOST_WORDS_BIG_ENDIAN.
7267 * configure.in: Adjust for renamed macro. Move
7268 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
7269 * configure, config.in: Regenerate.
7271 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7273 * fixinc/Makefile.in: Set SHELL.
7275 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7277 * fixinc/fixincl.c (fix_with_system): Quote file names before
7278 passing them to shell.
7280 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7282 * Makefile.in: Use fix-header$(build_exeext) instead
7285 2001-03-16 Richard Henderson <rth@redhat.com>
7287 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
7288 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
7289 (size_of_line_prolog): Remove.
7290 (output_line_info): Compute prologue size via label difference.
7291 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
7293 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
7294 assembler error when redefining file numbers.
7295 * config.in, configure: Rebuild.
7297 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
7298 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
7299 (dw2_asm_output_delta_uleb128): Likewise.
7300 (dw2_asm_output_delta_sleb128): Similarly.
7301 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
7303 2001-03-16 Michael Meissner <meissner@redhat.com>
7305 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
7307 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
7309 (BITMASK_LOWER16): Replacement for 0x0000ffff.
7311 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
7312 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
7313 being unsigned in ISO C and signed in traditional.
7314 (expand_prologue): Ditto.
7315 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
7317 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
7319 (divsi3,divdi3): Ditto.
7320 (modsi3,moddi3): Ditto.
7321 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
7322 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
7323 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
7326 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
7328 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
7329 SSE based conditional moves on LTGT/UNEQ conditions;
7330 Canonicalize EQ to NE.
7331 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
7332 (sse_mov?fcc_ne): New.
7334 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
7336 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7338 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
7339 register may be dead.
7341 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
7343 * Makefile.in (hash.o): Depend on CONFIG_H.
7345 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7347 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
7349 2001-03-15 Richard Henderson <rth@redhat.com>
7351 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
7352 (ASM_OUTPUT_DWARF_PCREL): New.
7353 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
7355 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7357 * cppfiles.c (stack_include_file): Use MAX of sysp.
7359 2001-03-15 Steve Ellcey <sje@cup.hp.com>
7361 * config.gcc (ia64*-*-hpux*): New case.
7362 * config/ia64/hpux.h: New file for HP-UX support.
7363 * config/ia64/t-hpux: New file for HP-UX support.
7365 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
7367 * fixinc/inclhack.def (irix_stdio_va_list): New.
7368 * fixinc/fixincl.x: Rebuilt.
7370 2001-03-15 Richard Henderson <rth@redhat.com>
7372 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
7373 if provided by the target.
7374 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
7375 (dw2_asm_output_addr): New.
7376 * dwarf2asm.h (dw2_asm_output_addr): Declare.
7377 * dwarf2out.c (output_cfi): Use it for program addresses.
7378 (output_call_frame_info, output_die): Likewise.
7379 (output_aranges, output_line_info): Likewise.
7381 2001-03-15 Bruce Korb <bkorb@gnu.org>
7383 * gcc.c(main): make more rigorous
7384 * collect2.c(main): guard against ignoring SIGCHLD
7385 * protoize.c(main): ditto
7386 * gcc/fixinc/fixincl.c(initialize): ditto
7388 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7390 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
7391 (sdbout_parms): Likewise.
7393 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
7395 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
7396 "widen" a destination that is already wider than a word. Also do
7397 not widen if LOAD_EXTEND_OP is NIL for the given mode.
7399 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7401 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
7403 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
7405 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
7407 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
7409 * i960.h (i960_maxbitalignment,
7410 i960_last_maxbitalignment): Declare.
7411 * i960.c (i960_maxbitalignment,
7412 i960_last_maxbitalignment): Make global.
7413 (process_pragma): Delete.
7414 (i960_pr_align, i960_pr_noalign): Move from here ...
7415 * i960-c.c: ... to this new file.
7416 * t-960bare (i960-c.o): New rule.
7417 * t-vxworks960 (i960-c.o): Likewise.
7418 * config.gcc (i960-*-*): Define c_target_objs and
7421 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7423 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
7424 without adding in rtx code and mode.
7426 * alias.c (init_alias_analysis): Don't use any rtx whose value
7427 varies as a known value.
7428 Delete a superfluous test.
7430 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
7432 (ia64_sched_reorder): Call maybe_rotate; also rotate after
7433 scheduling a stop bit.
7434 (ia64_emit_nops): Correctly handle ASMs.
7436 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7438 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
7440 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
7442 * cpp.texi: Update documentation for -include and -imacros.
7443 * cppfiles.c (struct include_file): Remove "defined" memeber.
7444 (find_or_create_entry): Make a copy of the file name, and
7446 (open_file): Update to ensure we use the simplified filename.
7447 (stack_include_file): Don't set search_from.
7448 (cpp_included): Don't simplify the path name here.
7449 (find_include_file): New prototype. Call search_from to
7450 get the start of the "" include chain. Don't simplify the
7452 (_cpp_execute_include): New prototype. Move diagnostics to
7453 do_include_common. Update.
7454 (_cpp_pop_file_buffer): Don't set defined.
7455 (search_from): New prototype. Use the preprocessor's cwd
7456 for files included from the command line.
7457 (read_name_map): Don't simplify the pathname here.
7458 * cpphash.h (enum include_type): New.
7459 (struct buffer): Delete search from. New search_cached.
7460 (_cpp_execute_include): Update prototype.
7461 * cppinit.c (do_includes): Use _cpp_execute_include.
7462 * cpplib.c (do_include_common): New function.
7463 (do_include, do_include_next, do_import): Use it.
7465 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7467 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
7468 contents of the RTL, to determine the name of the object.
7470 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7472 * tree.h (DECL_RTL): Allocate RTL lazily.
7473 (SET_DECL_RTL): New macro.
7474 (DECL_RTL_SET_P): Likewise.
7475 (COPY_DECL_RTL): Likewise.
7476 (DECL_RTL_IF_SET): Likewise.
7477 * varasm.c (make_decl_rtl): Add assertions about the kind of
7478 declaration we are processing.
7479 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
7480 (start_decl): Likewise.
7481 (finish_decl): Likewise.
7482 * c-semantics.c (emit_local_var): Likewise.
7483 * calls.c (expand_call): Likewise.
7484 * dbxout.c (dbxout_symbol): Likewise.
7485 * emit-rtl.c (unshare_all_rtl): Likewise.
7486 (unshare_all_decls): Likewise.
7487 (reset_used_decls): Likewise.
7488 * expr.c (store_constructor): Likewise.
7489 (safe_from_p): Likewise.
7490 (expand_expr): Likewise.
7491 * function.c (put_var_into_stack): Likewise.
7492 (instantiate_decls_1): Likewise.
7493 (assign_parms): Likewise.
7494 (expand_function_start): Likewise.
7495 (expand_function_end): Likewise.
7496 * ggc-common.c (gcc_mark_trees): Likewise.
7497 * integrate.c (function_cannot_inline_p): Likewise.
7498 (copy_decl_for_inlining): Likewise.
7499 (expand_inline_function): Likewise.
7500 (integrate_parm_decls): Likewise.
7501 (integrate_decl_tree): Likewise.
7502 * print-tree.c (print_node): Likewise.
7503 * reg-stack.c (stack_result): Likewise.
7504 * stmt.c (label_rtx): Likewise.
7505 (expand_return): Likewise.
7506 (expand_decl): Likewise.
7507 (expand_decl_cleanup): Likewise.
7508 (expand_anon_union_decl): Likewise.
7509 * toplev.c (check_global_declarations): Likewise.
7510 (rest_of_decl_compilation): Likewise.
7511 * tree.c (simple_cst_equal): Likewise.
7512 * objc/objc-act.c (generate_static_references): Likewise.
7514 2001-03-14 Zack Weinberg <zackw@stanford.edu>
7516 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
7517 gcc_AC_C_FLOAT_FORMAT): New macros.
7518 * configure.in: Add AC_PROG_CPP after CC tests;
7519 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
7520 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
7521 * configure, config.in: Regenerate.
7523 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
7524 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
7525 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
7526 config/i370/xm-linux.h, config/i370/xm-oe.h,
7527 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
7528 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
7529 config/pa/xm-linux.h, config/pa/xm-pa.h,
7530 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
7531 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
7532 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
7533 config/we32k/xm-we32k.h: Delete.
7535 * config/i370/xm-mvs.h, config/m88k/m88k.h,
7536 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
7537 config/vax/xm-vms.h: Don't define any of:
7538 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
7540 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
7542 * config.gcc: Remove references to deleted files.
7543 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
7544 FATAL_EXIT_CODE, which is the same between oe and mvs).
7546 2001-03-14 DJ Delorie <dj@redhat.com>
7547 Vladimir Makarov <vmakarov@redhat.com>
7549 * config/i960/i960.c (i960_function_prologue): Compute size of
7550 frame according to number of registers actually saved there.
7552 2001-03-14 Richard Henderson <rth@redhat.com>
7554 * expr.c (emit_move_insn_1): Fix else if around #endif.
7556 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
7559 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
7562 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
7564 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
7565 (override_options): Parse cmodel string.
7566 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
7567 * i386.h (TARGET_OPTIONS): Add "cmodel".
7568 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
7570 (ix86_cmodel_string, ix86_cmodel): Declare.
7572 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
7575 * i386.h (GENERAL_REG_P): Add missing REG_P.
7577 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
7579 * configure.in: Use $gcc_cv_as instead of $as.
7580 * configure: Regenerated.
7582 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
7584 * cppfiles.c (stack_include_file): Only increase the include
7585 count if we actually process the file properly, as opposed
7586 to treating it as length zero. Only call read_include_file
7587 if not DO_NOT_REREAD. Handle the -H include file output
7589 (read_include_file): Remove now redundant DO_NOT_REREAD check.
7590 (cpp_included, find_include_file): Simplify pathnames after
7591 remapping them. If remapping, don't use the remapped file
7592 name's buffer as our scratch buffer.
7593 (cpp_pop_file_buffer): Replace the multiple include macro
7594 only if it isn't yet set.
7595 (read_name_map): Simplify remapped names when reading in.
7596 (remap_filename): Move code to code path that uses it.
7597 (_cpp_simplify_pathname): Return the input pointer.
7598 * cpphash.h (_cpp_simplify_pathname): Update prototype.
7600 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7602 * expr.c (expand_expr): Revove bogus conditional.
7604 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
7606 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
7608 2001-03-14 Jakub Jelinek <jakub@redhat.com>
7610 * reg-stack.c (stack_result): Unconditionally use
7611 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
7613 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
7615 * expr.c (emit_move_insn_1): Split push of complex value when
7616 no suitable push instruction exist.
7618 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
7619 instead of QI_REG_P.
7621 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7623 * alias.c (handled_component_p, can_address_p): New functions.
7624 (get_alias_set): Use them.
7626 2001-03-13 Jim Wilson <wilson@redhat.com>
7628 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
7629 from 80 in try_locals code.
7630 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
7632 2001-03-13 Zack Weinberg <zackw@stanford.edu>
7634 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
7635 gcc_AC_C_LONG_LONG): New.
7636 * configure.in: Use them. Probe the size of short, int, long,
7637 and long long/__int64 if we have them. Move all the AC_C_*
7638 checks together, except gcc_AC_C_CHAR_BIT which has to go
7639 after AC_CHECK_HEADERS(limits.h).
7640 Take hwint.h out of host_xm_file and build_xm_file.
7642 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
7643 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
7644 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
7645 Move the HOST_WIDEST_INT setup logic here from system.h.
7646 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
7648 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
7649 is now handled by hwint.h.
7651 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
7652 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
7653 config/ia64/xm-ia64.h: Don't define any of:
7654 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
7655 HOST_BITS_PER_LONGLONG.
7657 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
7658 config/h8300/xm-h8300.h, config/mips/iris6.h,
7659 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
7660 config/sparc/xm-sp64.h: Delete.
7661 * config.gcc: Remove references to deleted files.
7663 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
7664 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
7665 * config/i370/xm-linux.h: Clarify floating-point situation in
7668 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
7670 * cppfiles.c (NO_INCLUDE_PATH): New macro.
7671 (find_include_file): Decide here which part of the include
7672 chain to start the search. Complain about an empty include
7673 chain in all cases apart from an abolsute file name.
7674 (_cpp_execute_include): Don't choose the search chain here.
7675 Don't call handle_missing_include in the case of an empty
7677 (_cpp_compare_file_date): Don't choose the search chain here.
7678 * cpplib.c (do_include_next): Move the in-main-file diagnostic
7679 here from _cpp_execute_include. Behave like #include if
7680 we're in the main file.
7682 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7684 * system.h (malloc, realloc, calloc, strdup): Only poison these
7685 tokens when IN_GCC is defined.
7687 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
7689 * i386.md (abs?f expander): Support SSE case.
7690 (abd?f_if): Add new "USE"; add splitters.
7692 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7694 * cpp.texi (poison): Explain the macro expansion exception.
7696 2001-03-13 Jakub Jelinek <jakub@redhat.com>
7698 * expr.c (store_expr): Add dont_store_target. If temp is already in
7699 target before copying to reg, don't store it into target again.
7701 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7703 * cppinternals.texi: Update for file handling.
7705 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
7707 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
7708 2001-02-24 which broke building the Java library.
7709 * function.c (identify_blocks): Likewise.
7710 (all_blocks): Likewise.
7711 * integrate.c (integrate_decl_tree): Likewise.
7712 * print-tree.c (print_node): Likewise.
7713 * tree.h (BLOCK_NUMBER): Likewise.
7714 (struct tree_block): Likewise.
7716 2001-03-12 David Edelsohn <edelsohn@gnu.org>
7718 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
7719 __WCHAR_TYPE__ definition.
7720 (WCHAR_TYPE_SIZE): #undef before #define.
7722 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7724 * cppfiles.c: Update comments.
7725 (destroy_include_file_node): Rename destroy_node.
7726 (find_or_create_entry): New function.
7727 (open_file, _cpp_fake_include): Use it.
7728 (handle_missing_header): New function, broken out of
7729 _cpp_execute include. Don't segfault if there is no
7730 system or quoted path.
7731 (_cpp_execute_include): Use handle_missing_header.
7733 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
7735 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
7736 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
7738 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7740 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
7741 unless anti_dependence says they are.
7742 * alias.c (objects_must_conflict): If neither has a type specified,
7745 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7746 David Billinghurst <David.Billinghurst@riotinto.com>
7748 * config/mips/iris5.h: Change WCHAR_TYPE to int.
7750 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
7752 * i386.md (trunctfdf2_2): Rename missnamed pattern.
7753 (*_one_bit): Remove type on the match_operand in attributes.
7755 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
7757 * i386.c: Commit forgotten hunk in previous patch.
7758 (regclass_map): Add extended registers.
7759 (dbx_register_map): Add missing frame register.
7761 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
7763 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
7765 * i386.md (x86_sahf_1): Disable for 64bit.
7766 (popsi*, pophi*): Likewise.
7767 (pushqi, pushhi): Likewise.
7768 (movdi, pushdi): Likewise.
7769 (zero extend DImode splitter): Likewise.
7770 (adddi, minusdi splitter): Likewise.
7771 (umulsidi): Likewise.
7773 (mulsidi): Disable for 64bit
7774 (lshift:DI/ashift:DI): Disable for 64bit.
7775 (loop patterns): Likewise.
7776 (call_pop, call_value_pop expanders and patterns): Likewise.
7777 (prologue_get_pc): Likewise.
7779 (fcmovDI pattern and splitter): Likewise.
7780 (movdfcc_1_rex64): New.
7782 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
7784 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
7785 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
7786 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
7787 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
7788 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
7789 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
7790 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
7791 (PUSH_ROUNDING): x86_64 rounds to 64bits.
7792 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
7793 (REGPARM_MAX): Set to 6 for x86_64.
7794 (SSE_REGPARM_MAX): Set to 16 for x86_64.
7795 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
7798 * (patterns that does use upper halves): Update constraints
7799 'q' to 'Q' and 'r' to 'R'.
7800 (cmpqi_ext_1): Disable for 64bit.
7801 (cmpqi_ext_3_insn): Likewise.
7802 (movqi_extzv_1): Likewsie.
7803 (addqi_ext_1): Liekwsie
7804 (testqi_ext_1): Liekwsie
7805 (andqi_ext_1): Liekwsie
7806 (xorqi_ext_1): Liekwsie
7807 (cmpqi_ext_1_rex64): New.
7808 (cmpqi_ext_3_insn_rex64): Likewise.
7809 (movqi_extzv_1_rex64): Likewsie.
7810 (addqi_ext_1_rex64): Liekwsie
7811 (testqi_ext_1_rex64): Liekwsie
7812 (andqi_ext_1_rex64): Liekwsie
7813 (xorqi_ext_1_rex64): Liekwsie
7815 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7817 * configure.in: Move check for unsigned enumerated bitfields
7818 to macro in aclocal.m4. Disable it for now.
7819 * configure, config.in: Regenerate.
7820 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
7821 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
7822 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
7823 kind above its first use.
7825 * config/xm-interix.h, config/alpha/xm-alpha.h,
7826 config/i370/xm-linux.h, config/i386/xm-beos.h,
7827 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
7828 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7829 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
7830 Don't define ONLY_INT_FIELDS under any circumstances.
7832 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
7834 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
7835 config/sparc/xm-sysv4.h: Delete - now identical with some
7837 * config.gcc (hppa targets): Replace xm-pahpux.h and
7838 xm-papro.h with implicit xm-pa.h.
7839 (sparc targets): Replace xm-sysv4.h with implicit or explicit
7842 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
7844 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
7845 before reload_cse_noop_set_p.
7847 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7849 * config.gcc: Where xm-host.h used to include another
7850 xm-host.h, list the nested header directly in xm_file. Remove
7851 references to deleted files. Can now use sparc/xm-sp64.h for
7854 * config/xm-linux.h, config/arm/xm-linux.h,
7855 config/i386/xm-dos.h, config/i386/xm-gnu.h,
7856 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
7857 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
7858 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
7859 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
7862 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
7863 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
7864 bother to wrap #undef in #ifdef.
7865 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
7866 Don't include xm-linux.h.
7867 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
7869 * configure.in: Wrap regexps using [] in changequote block.
7870 Use expr : not echo | grep. Simplify regexps.
7871 * configure: Regenerate.
7873 56 xm-files remain, 22 xm-arch.
7875 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7877 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
7878 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
7879 (local_index, local_rindex): Delete, use strchr/strrchr instead.
7880 (copy_object): Fix format specifier vs argument mismatch.
7882 * mips-tdump.c: Make local functions static.
7883 (rindex): Don't #undef.
7884 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
7885 (fatal, fancy_abort): Delete.
7886 (read_seek): Avoid signed/unsigned compare.
7888 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7890 * combine.c (try_combine): Fix error in change to try original
7892 (gen_rtx_combine): Do same as gen_rtx for now.
7894 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7896 * configure.in: AC_SUBST xm_defines.
7897 * configure: Regenerate.
7898 * Makefile.in: Set DEFINES=$(xm_defines) when building
7901 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
7903 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
7904 (cpp_included, find_include_file): Update.
7905 (_cpp_compare_file_date): Make else unconditional.
7907 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
7909 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
7911 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
7913 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
7914 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
7916 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
7918 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
7919 if it's a record type.
7921 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
7923 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
7924 mingw includes slightly.
7926 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7928 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
7929 #undef token before poisoning it.
7931 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7933 * alpha.c (check_float_value): Use memcpy, not bcopy.
7935 * m32r.c (m32r_sched_reorder): Likewise.
7937 * vax.c (check_float_value): Likewise.
7939 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
7941 * toplev.c (file_name_nondirectory): Remove.
7942 * toplev.h: Similarly.
7943 * dwarf2out.c (compute_section_prefix): Use lbasename instead
7944 of file_name_nondirectory.
7946 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7948 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
7949 * mips-tfile.c: Don't #undef rindex; not used.
7951 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
7953 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
7954 (dbx64_register_map): Declare.
7955 (RETURN_ADDR_RTX): Fix for 64bit.
7956 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
7957 (INCOMING_FRAME_SP_OFFSET): Set to 8.
7958 * i386.c (dbx64_register_map): New global array.
7959 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
7960 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
7963 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
7965 * cppfiles.c (search_from): Use lbasename.
7966 * mkdeps.c (deps_add_default_target): Use lbasename.
7968 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7970 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
7971 xcalloc in lieu of malloc, realloc & calloc.
7973 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
7975 * gengenrtl.c (xmalloc): Likewise.
7977 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
7978 really_call_* memory allocation routines.
7980 * stmt.c (check_for_full_enumeration_handling): Use
7981 really_call_calloc, not calloc.
7983 * system.h (really_call_malloc, really_call_calloc,
7984 really_call_realloc): Define.
7985 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
7987 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
7989 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
7991 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
7993 * configure: Rebuilt.
7994 * configure.in: Only use `lang_requires' for languages athat are
7997 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
7999 * invoke.texi: Fix typo.
8000 * gcc.1: Regenerate.
8002 2001-03-09 Zack Weinberg <zackw@stanford.edu>
8004 * configure.in: Prune nonexistent files from build_xm_file,
8005 xm_file, and host_xm_file lists. Warn unless they're
8007 Don't generate *config.h here.
8008 AC_SUBST all variables needed to generate *config.h.
8009 * configure: Regenerate.
8010 * mkconfig.sh: New helper script, from code removed from
8012 * Makefile.in: Zap all MALLOC variables - no longer used
8013 anywhere, and malloc.c doesn't exist.
8014 Substitute in variables needed to generate *config.h.
8015 Stop lying about the dependencies contained in CONFIG_H and
8017 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
8018 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
8019 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
8020 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
8021 $(TM_P_H), etc. as appropriate.
8023 * config.gcc: Zap references to deleted files.
8024 * ggc-none.c: Don't include rtl.h or tm_p.h.
8026 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
8027 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
8028 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
8029 config/i386/xm-linux.h, config/i386/xm-linux.h,
8030 config/i386/xm-next.h, config/i386/xm-openbsd.h,
8031 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
8032 Don't include i386/xm-i386.h.
8034 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
8035 config/i386/xm-i386.h, config/i860/xm-i860.h,
8036 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
8037 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8038 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
8039 Delete (empty except comments, #includes of other deleted
8040 files, and macros used nowhere).
8042 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
8044 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
8045 independent on TARGET_FLAGS.
8047 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
8049 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
8051 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
8053 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
8055 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
8056 LAST_REX_SSE_REG): define.
8057 (enum reg_class): Add 'LEGACY_REGS'
8058 (REG_CLASS_CONTENTS): Likewise; add extended registers.
8059 (SSE_REGNO_P): Recognize extended registers.
8060 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
8061 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
8062 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
8063 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
8064 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
8065 REG_OK_FOR_STRREG_P): Remove.
8066 (HI_REGISTER_NAMES): Add extended registers.
8067 (ADDITIONAL_REGISTER_NAMES): Likewise.
8068 (QI_REGISTER_NAMES): Add 8bit extended registers.
8069 (DEBUG_REG): Support extended registers.
8070 * i386.c (regclass_map): Add extended registers.
8071 (dbx_register-map): Likewise.
8072 (svr4_dbx_register_map): Likewise.
8073 (print_reg): Support extended registers.
8074 (print_operand): Support 64bit operands.
8076 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
8078 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
8079 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
8080 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
8081 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
8082 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
8083 STACK_BOUNDARY): Set properly for 64bits.
8084 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
8085 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
8086 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
8087 (MOVE_MAX): Set to 16.
8088 (MOVE_MAX_PIECES): 8 for 64bit.
8089 (Pmode): Set to SImode.
8091 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
8093 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
8095 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
8097 * i386.h (mask_64bit): New constant.
8098 (target_64bit): New macro.
8099 (target_options): Add '64'/'32'
8100 (target_default): Define.
8101 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
8102 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
8103 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
8105 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
8107 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
8109 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
8111 * rtlanal.c (rtx_varies_p): Check operand 0 of a
8112 LO_SUM unless for_alias is set.
8114 2001-03-08 Stan Shebs <shebs@apple.com>
8116 * objc/objc-act.c: Fix old typos in comments, add comments for
8118 (hash_init): Fix file name in error message.
8119 (hash_enter): Ditto.
8120 (hash_add_attr): Ditto.
8121 (continue_class): Ditto.
8123 2001-03-08 Bruce Korb <bkorb@gnu.org>
8125 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
8126 wait4() can receive the signal.
8128 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8130 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
8132 * fixinc/fixincl.x: Regenerate.
8134 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8136 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
8138 * fixinc/fixincl.x: Regenerate.
8140 2001-03-08 Richard Henderson <rth@redhat.com>
8142 * configure.in (HAVE_AS_LEB128): New assembler check.
8143 * configure, config.in: Rebuilt.
8145 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
8147 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
8150 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8152 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
8153 references to the MAXPATHLEN macro.
8155 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
8156 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
8159 * config/i386/xm-gnu.h, config/xm-gnu.h,
8160 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
8161 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
8162 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
8163 and/or unused files.
8165 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
8166 doing so in various xm-*.h files.
8168 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8170 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
8172 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
8174 * configure.in (enable_shared): Support per-package shared-library
8176 * configure: Rebuilt.
8178 2001-03-07 David Edelsohn <edelsohn@gnu.org>
8180 * rs6000.md (cr logic): Add original POWER mnemonic alternative
8181 for crnot. Set operands[5] in splitter.
8183 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8185 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
8186 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
8187 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
8188 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
8189 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
8190 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
8191 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
8194 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
8195 config/i370/xm-i370.h, config/i386/xm-dgux.h,
8196 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
8197 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
8198 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
8199 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
8200 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
8201 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
8202 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
8203 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
8204 Delete unused and/or empty files.
8206 * config.gcc: Define USG in xm_defines as appropriate. Define
8207 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
8208 macro. Remove deleted xm-* files from $xm_files variable.
8210 2001-03-07 Tom Tromey <tromey@redhat.com>
8212 * configure: Rebuilt.
8213 * configure.in: Allow config-lang.in to set `lang_requires' to list
8214 of other required languages.
8216 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
8218 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
8220 (output_prologue): Use xmalloc not oballoc.
8221 (output_epilog): Free a29k_first_epilogue_insn when finished.
8222 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
8224 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
8226 * builtins.c (expand_builtin_mathfn): Check
8227 flag_unsafe_math_optimizations, not flag_fast_math.
8228 (expand_builtin): Likewise
8229 * combine.c (combine_simplify_rtx): Likewise.
8230 (simplify_if_then_else): Likewise.
8231 * cse.c (fold_rtx): Likewise.
8232 * flags.h: Remove flag_fast_math. Add
8233 flag_unsafe_math_optimizations and flag_trapping_math.
8234 * fold-const.c (negate_expr): Check
8235 flag_unsafe_math_optimizations, not flag_fast_math.
8236 (invert_truthvalue): Likewise.
8237 (fold): Likewise. Before associating operands, check that
8238 code == MULT_EXPR, not code != MULT_EXPR.
8239 * ifcvt.c (noce_try_minmax): Check
8240 flag_unsafe_math_optimizations, not flag_fast_math.
8241 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
8242 * invoke.texi: Document -funsafe-math-optimizations and
8243 -fno-trapping-math. Change documentation for -ffast-math.
8244 * jump.c (reversed_comparison_code_parts): Likewise.
8245 (rtx_equal_for_thread_p): Likewise.
8246 * optabs.c (emit_conditional_move): Likewise.
8247 * simplify-rtx.c (simplify_binary_operation): Likewise.
8248 (simplify_relational_operation): Likewise.
8249 (simplify_ternary_operation): Likewise.
8250 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
8251 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
8252 Add trapping-math and unsafe-math-optimizations entries to f_options.
8253 (set_fast_math_flags): New, sets flags for -ffast-math.
8254 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
8255 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
8256 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
8258 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
8259 (alpha_emit_conditional_move): Initialize local_fast_math to
8260 flag_unsafe_math_optimizations, not flat_fast_math.
8261 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
8262 instead of setting flag_fast_math to 1.
8263 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
8265 * config/i386/i386.c (override_options): Likewise
8266 * config/i386/i386.md: Likewise.
8267 * config/m68k/m68k.md: Likewise.
8268 * config/mips/mips.md: Likewise.
8269 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
8270 (rs6000_generate_compare): Likewise.
8272 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8274 * Makefile.in: Set RANLIB to @RANLIB@.
8277 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8279 * fixinc/inclhack.def (djgpp_wchar_h): New test.
8280 * fixinc/fixincl.x: Regenerated.
8282 2001-03-07 Richard Henderson <rth@redhat.com>
8284 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
8286 2001-03-07 Richard Henderson <rth@redhat.com>
8288 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
8289 of block notes and exception handling notes.
8291 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
8292 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
8293 (compile_file): ... here.
8295 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8297 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
8299 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
8300 config.h now. Include libiberty.h to handle alloca.
8302 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8304 * c-parse.in (yylexname): New function, split out of _yylex.
8305 (objc_rid_sans_at): New table.
8306 (init_reswords): Initialize it.
8307 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
8308 retrieving the next token and checking it for significance as
8309 an ObjC keyword or string constant.
8311 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
8312 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
8314 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
8317 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
8319 * config/m68k/m68k.c (const_uint32_operand): Accept any
8320 const_int on a 32-bit host.
8322 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
8324 * objc/objc-act.c (init_objc): Set save_lang_status,
8325 restore_lang_status, and mark_lang_status.
8327 2001-03-06 Krister Walfridsson <cato@df.lth.se>
8329 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
8331 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
8333 * cppinternals.texi: Update.
8335 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8337 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8338 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
8339 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
8340 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
8341 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
8342 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8343 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
8344 config/i386/xm-i386.h, config/i860/xm-i860.h,
8345 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8346 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
8347 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8348 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8349 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8350 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8351 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
8352 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
8353 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
8354 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8355 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8356 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
8357 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
8358 match the defaults provided in hwint.h.
8360 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8361 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
8363 * config.gcc (xm_file): Don't set to files which are deleted.
8365 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
8366 guard this file against these macros being undefined.
8368 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8370 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
8371 and DECL_DEFER_OUTPUT on the decl we create, before calling
8372 rest_of_decl_compilation.
8374 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8376 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
8378 * configure, config.in: Regenerate.
8379 * config.gcc: Remove references to deleted files.
8381 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
8382 genrecog.c, rtl.c: Do not use alloca anywhere.
8384 * Makefile.in, build-make, system.h, config/x-interix,
8385 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
8386 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
8387 config/arc/xm-arc.h, config/arm/xm-arm.h,
8388 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8389 config/h8300/xm-h8300.h, config/i370/x-oe,
8390 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
8391 config/i386/x-ncr3000, config/i386/x-sco5,
8392 config/i386/xm-dgux.h, config/i860/x-sysv4,
8393 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
8394 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
8395 config/m68k/x-hp320g, config/m69k/x-mot3300,
8396 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
8397 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
8398 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
8399 config/m88k/x-sysv4, config/m88k/x-tekXD88,
8400 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8401 config/mips/x-iris, config/mips/x-iris3,
8402 config/mips/x-sni-svr4, config/mips/x-sysv,
8403 config/mips/xm-iris6.h, config/mips/xm-mips.h,
8404 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
8405 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
8406 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8407 config/pa/xm-papro.h, config/romp/xm-romp.h,
8408 config/rs6000/x-aix31, config/rs6000/x-aix41,
8409 config/rs6000/x-beos, config/rs6000/x-lynx,
8410 config/rs6000/x-mach, config/rs6000/x-rs6000,
8411 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
8412 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8413 config/sparc/x-sysv4, config/sparc/xm-linux.h,
8414 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
8415 config/vax/xm-vms.h: Eradicate all references to alloca and
8418 * config/xm-alloca.h, config/clipper/x-clix,
8419 config/i386/xm-sysv4.h, config/i860/x-fx2800,
8420 config/i860/x-sysv3, config/m88k/x-sysv3,
8421 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
8422 (contained only alloca related hacks).
8424 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
8427 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
8429 * invoke.texi: Document __FAST_MATH__.
8431 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8433 * crtstuff.c: Restore include of auto-host.h.
8435 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
8437 Put main() in a separate file, so that the language
8438 front-end can use a different main().
8441 * toplev.c: (main): Rename as toplev_main.
8442 * toplev.h: Declare toplev_main.
8443 * Makefile.in (OBJS): add toplev.o.
8444 (BACKEND): remove toplev.o, add main.o.
8446 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8448 * cppfiles.c (search_from): Special case the empty string.
8450 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8452 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
8453 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
8454 strlen or strcpy; we already know the length.
8455 (_cpp_compare_file_date): Similarly.
8456 * cpphash.h (struct cpp_reader): Delete done_initialising.
8457 (CPP_PREV_BUFFER): Delete.
8458 * cppinit.c (cpp_start_read): Don't set done_initialising.
8459 * cpplex.c (parse_string): Guarantee null-termination.
8460 (_cpp_equiv_toklists): Remove.
8461 * cpplib.c (glue_header_name): Null-terminate.
8462 (do_line): Don't leak memory.
8463 * cpplib.h (BT_WEAK): Delete.
8464 * cppmain.c (cb_ident): Strings are now null-terminated.
8466 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
8468 * gcc.c (convert_filename): Append executable suffix
8469 if NO_AUTO_EXE_SUFFIX is not defined.
8470 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
8471 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
8473 2001-03-03 David O'Brien <obrien@FreeBSD.org>
8475 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
8476 * c-parse.gperf, c-gperf.h: Delete.
8477 (c-gperf.h was accidently re-added to the CVS repo in the rev
8478 1.16 commit by tromey)
8480 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8482 * cpplex.c (_cpp_lex_token): Don't warn about directives in
8483 macro arguments when looking for the '('.
8484 * cppmacro.c (funlike_invocation_p): Set parsing_args to
8485 2 when really parsing arguments; 1 when looking for '('.
8486 Always restore the lexer position.
8488 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8490 * longlong.h (umul_ppmm): Don't use a multiline string.
8492 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8494 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
8495 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
8496 t_bool in declaration because pcc can't combine volatile with typedef
8499 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
8501 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
8502 until when it is really needed.
8503 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
8504 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
8505 * i386.md (float?i?f splitter): Don't force source operand to memory
8507 (sse_movdfcc): Fix constraint.
8508 (sse_movdfcc splitter): Handle properly the second alternative.
8510 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8512 * cpplex.c (parse_string): Unconditionally pedwarn.
8514 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8517 * cppexp.c (parse_number): Update.
8518 * cpplex.c (parse_string): Pedwarn if multiline string does not
8519 result from a system header's macro.
8520 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
8521 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
8522 for function-like macros too.
8523 * c-lex.c (lex_number): Update.
8525 2001-03-03 Richard Henderson <rth@redhat.com>
8527 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
8529 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
8531 * combine.c (try_combine): If split with mode-changed scratch
8532 register didn't work, try the original mode.
8534 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
8536 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
8537 * config/c4x/c4x.h: Likewise.
8538 * stor-layout.c (compute_record_mode): Likewise.
8539 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
8541 2001-03-02 Zack Weinberg <zackw@stanford.edu>
8543 * configure.in: Kill tm.h. Include the files in the $tm_file
8544 list in all three of config.h, hconfig.h, tconfig.h, after the
8545 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
8546 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
8547 * configure: Regenerate.
8548 * Makefile.in (clean): Don't delete tm.h.
8550 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
8551 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
8552 those are not defined, set SEC and FEC to 0 and 1.
8553 * gcc.texi: Update to match.
8555 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
8556 * config/fp-bit.c, config/m68k/aux-crt2.asm,
8557 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
8558 Include tconfig.h, not tm.h.
8560 * config/xm-lynx.h, config/xm-std32.h,
8561 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8562 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
8563 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
8564 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8565 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8566 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8567 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
8568 config/i386/xm-i386.h, config/i860/xm-i860.h,
8569 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8570 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
8571 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8572 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8573 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8574 config/pa/xm-linux.h, config/pa/xm-pa.h,
8575 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8576 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
8577 config/pj/xm-pj.h, config/romp/xm-romp.h,
8578 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
8579 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8580 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8581 config/v850/xm-v850.h, config/vax/xm-vax.h,
8582 config/we32k/xm-we32k.h:
8584 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
8586 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
8587 config/i370/xm-oe.h: Don't include tm.h. Don't define
8589 * config/vax/xm-vms.h: Don't include tm.h.
8591 * config/xm-lynx.h, config/avr/xm-avr.h,
8592 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
8593 Delete; made empty by above changes.
8594 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8595 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
8596 Don't include config/xm-lynx.h or tm.h.
8598 * config/xm-gnu.h: Don't include fcntl.h.
8599 * config/sparc/xm-lynx.h: Don't include sys/types.h and
8601 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
8603 2001-03-02 Richard Henderson <rth@redhat.com>
8605 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
8606 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
8608 2001-03-02 Richard Henderson <rth@redhat.com>
8610 * Makefile.in (OBJS): Add dwarf2asm.o.
8611 * dwarf2asm.c, dwarf2asm.h: New files.
8612 * dwarf2out.c (*): Use them.
8613 (size_of_uleb128, size_of_sleb128): Remove.
8614 (output_uleb128, output_sleb128): Remove.
8615 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
8616 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
8617 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
8618 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
8619 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
8620 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
8621 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
8622 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
8623 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
8624 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8625 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
8626 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
8627 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
8628 (dwarf2out_frame_debug): Remove unused variables.
8629 (output_loc_operands): Don't abort on 8 byte constants if
8630 host integers are wide enough.
8631 (output_symbolic_ref): Remove.
8632 (size_of_die): Don't assume 4 byte host integers.
8633 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
8635 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
8636 something stupid with HOST_WIDE_INT to long truncation.
8637 [CONST_DOUBLE]: Likewise.
8639 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
8640 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8641 * config/arm/unknown-elf.h: Likewise.
8642 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
8643 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
8644 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
8645 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
8646 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
8647 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
8648 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
8649 (ASM_OUTPUT_DWARF_OFFSET): Remove.
8650 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
8651 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
8652 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
8653 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
8655 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8657 * cselib.c (hash_rtx): Cast enums to unsigned int.
8659 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8661 * print-rtl.c (print_rtx): Cast enums to int for comparison.
8662 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
8664 * c-format.c (C_STD_VER): Cast to int for comparisons.
8665 (check_function_format): Cast various enums to int for &.
8666 (maybe_read_dollar_number): Likewise.
8667 (check_format_info): Likewise.
8668 (check_format_info_main): Likewise.
8669 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
8670 (safe_from_p): Likewise.
8671 * varasm.c (const_hash): Cast enum to int for %.
8672 * emit-rtl.c (init_emit_once): Use int loop variable to work around
8673 pcc enum problems with < and ++ operators.
8674 * regclass.c (init_reg_sets_1): Cast enums for comparison.
8675 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
8676 (regclass_init): Change enum class to int to iterate over reg_classes.
8677 * genrecog.c (merge_trees): Cast enums for comparison.
8678 * rtl.h (GET_CODE): Cast to enum rtx_code.
8679 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
8680 (GET_MODE): Cast to enum machine_mode.
8681 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
8682 (GET_NOTE_INSN_NAME): Cast enum to int.
8683 * tree.h (TREE_CODE): Cast to enum tree_code.
8684 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
8685 * timevar.c (timevar_print): Change loop variable id from enum to
8687 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
8688 * config/i386/i386.md: Use PUT_MODE for mode assignment.
8689 * toplev.c (compile_file): Cast enum DFI to int.
8690 (decode_d_option): Likewise.
8692 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
8694 * cppinit.c (append_include_chain): Mark "after" include file name list
8695 as a system directory.
8696 * cpp.texi: Document new behavior.
8698 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
8700 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
8702 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
8704 * cppfiles.c (struct include_file): Update.
8705 (stack_include_file): Use search_from.
8706 (cpp_included, find_include_file): Update.
8707 (cpp_execute_include): Update. ptr->name may not be
8708 null terminated. Use the new search_from member variable
8710 (_cpp_compare_file_date): Similarly.
8711 (search_from): New function, similiar to actual_directory.
8712 (actual_directory): Delete.
8713 (remap_filename): Update. loc->name may not be null terminated.
8714 (struct file_name_list): Rename search_path. Update.
8715 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
8716 search_from and dir.
8717 (struct cpp_reader): Remove actual_dirs.
8718 * cppinit.c (struct cpp_pending): Update for renamed objects.
8719 (append_include_chain, remove_dup_dir, remove_dup_dirs,
8720 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
8721 * cpplib.h (struct cpp_options): Similarly.
8723 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8725 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
8726 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
8727 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
8728 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8729 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8730 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8731 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8732 config/i370/xm-linux.h, config/i370/xm-mvs.h,
8733 config/i370/xm-oe.h, config/i386/xm-aix.h,
8734 config/i386/xm-i386.h, config/i386/xm-osf.h,
8735 config/i860/xm-i860.h, config/i960/xm-i960.h,
8736 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
8737 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
8738 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
8739 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
8740 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
8741 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8742 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
8743 config/pj/xm-pj.h, config/romp/xm-romp.h,
8744 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
8745 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8746 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8747 config/v850/xm-v850.h, config/vax/xm-vax.h,
8748 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
8749 Do not define TRUE or FALSE.
8751 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
8752 empty by above change.
8753 * config.gcc: Remove references to these files.
8755 * configure.in: Detect stdbool.h.
8756 * configure, config.in: Regenerate.
8757 * system.h: Include stddef.h here if available.
8758 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
8759 Then set up a sensible boolean type at the very end.
8761 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
8762 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
8764 * hash.h: Delete 'boolean' typedef and related #undefs.
8766 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
8767 all uses of 'boolean' with 'bool'.
8769 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
8771 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
8772 * cppexp.c (lex): Cast enums for comparison.
8773 * cppinit.c (parse_option): Cast enum for comparison.
8774 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
8775 (cpp_output_token): Likewise.
8776 (cpp_can_paste): Cast enums for comparsion and plus/minus.
8777 (cpp_avoid_paste): Cast enums for minus and comparison.
8779 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8781 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
8782 field to all array elements.
8784 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8786 * cpphash.h (struct cpp_reader): Add print_version field.
8787 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
8788 just set print_version and other flags as appropriate.
8789 (cpp_post_options): Print version here if print_version is set.
8791 * toplev.c (exit_after_options): New flag.
8792 (independent_decode_option): Don't exit here; just set
8794 (main): Exit after calling lang_hooks.post_options if
8795 exit_after_options is true.
8797 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
8798 (merge_include_chains): Adjust comment to match code.
8800 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8802 * stringpool.c (set_identifier): New function.
8803 * tree.h: Prototype it.
8805 * c-parse.in: Kill D_YES. If compiled for objc, call
8806 save_and_forget_protocol_qualifiers from init_reswords.
8807 * objc/objc-act.c (remember_protocol_qualifiers,
8808 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
8809 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
8811 (save_and_forget_protocol_qualifiers): New function.
8812 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
8814 2001-03-01 Diego Novillo <dnovillo@redhat.com>
8816 * c-semantics.c (prune_unused_decls): Return error_mark_node
8817 instead of (tree) 1 to stop traversing the tree chain.
8819 2001-03-01 Bernd Schmidt <bernds@redhat.com>
8821 Fix a problem introduced by Kenner's Feb 18 change.
8822 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
8823 flag_cse_skip_blocks only temporarily, not for ever.
8825 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
8827 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
8828 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
8830 * pa.c (emit_move_sequence): Verify operand0 is a hard register
8831 before determining its register class.
8833 2001-03-01 Bernd Schmidt <bernds@redhat.com>
8835 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
8836 from reg 4 if current_function_calls_setjmp.
8837 (gen_nop_type): New function.
8838 (ia64_emit_nops): New function.
8839 (ia64_reorg): Call it.
8840 (ia64_sched_reorder): Move code that rotates bundles up a bit.
8842 * reload1.c (eliminate_regs_in_insn): Restrict the special case
8843 code not to try to optimize adds with anything but a REG destination.
8845 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
8846 (INSN_PRIORITY_KNOWN): New accessor macro.
8847 * haifa-sched.c (priority): Use it instead of testing priority against
8850 2001-02-28 DJ Delorie <dj@redhat.com>
8852 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
8853 since that doesn't work the way gcc wants on a generic m68k.
8855 2001-02-28 Richard Henderson <rth@redhat.com>
8857 * caller-save.c (save_call_clobbered_regs): Fix typo in
8858 comparison last change.
8860 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
8862 * i386.c (pentium4_cost): New.
8863 (m_PENT4): New macro.
8864 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
8865 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
8866 x86_integer_DFmode_moves, x86_partial_reg_dependency,
8867 x86_memory_mismatch_stall): Add Pentium4
8868 (x86_use_q_reg, x86_use_any_reg): Kill.
8869 (override_options): Add pentium4.
8870 (incdec_operand): Return 0 for pentium4.
8871 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
8872 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
8873 (TARGET_PENTIUM4): Define.
8874 (enum processor_type): Add PROCESSOR_PENTIUM4.
8875 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
8876 * i386.md (attribute "cpu"): Add pentium4.
8877 * invoke.texi (march): Add pentium4.
8879 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
8881 * i386.md (sse_mov?fcc*): New patterns and splitters.
8882 * i386.c (ix86_expand_movcc): Work post-reload; recognize
8883 the SSE based conditional moves.
8885 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
8887 * i386.md (attribute mode): Add "TI".
8888 (movsf_1): Add pxor support; remove constant propagation splitter.
8889 (movdf_integer): Likewise.
8890 (movdf_nointeger): Likewise.
8891 (movxf constant prop splitter): Handle all modes; update for SSE.
8892 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
8893 * i386.c (standard_80387_constant_p): Rewrite.
8894 (standard_sse_constant_p): New.
8895 * i386-protos.h (standard_sse_constant_p): New.
8897 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
8899 * i386.md (sse_setccsf, sse_setccdf): New.
8900 (sse_cmp* patterns): Use '%D' instead of outputtting condition
8902 * i386.c (sse_comparison_operator): Accept the supported unordered
8903 comparses; be ready for fast_math.
8904 (print_operand): Support 'D'.
8906 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
8908 * jump.c (reversed_comparison_code): Kill.
8910 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
8912 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
8915 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
8917 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
8918 add missing '%' in constraints.
8920 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
8922 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
8923 for HOST_BITS_PER_WIDE_INT == 32 too.
8925 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
8927 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
8929 (insert_save, insert_restore): New parameter save_mode.
8930 (init_caller_save): Update initialization of reg_save_code
8931 and reg_restore_code.
8932 (save_call_clobbered_regs): Compute save_modes and update calls to
8933 reg_save_code and reg_restore_code.
8934 (insert_restore): Unsignetize numbers; use save_modes to choose mode
8935 of spill; update use of reg_restore_code.
8936 (insert_save): Likewise.
8937 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
8938 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
8939 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
8941 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
8943 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
8944 noce_try_store_flag_inc, noce_try_store_flag_mask,
8945 noce_try_cmove_arith):
8946 Use reversed_comparison_code instead of reverse_comparison and
8947 can_reverse_comparison_p.
8949 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
8951 * jump.c (reversed_comparison_code_parts): Allow reversal of
8952 unordered compares in -ffast-math mode; reverse ordered compares
8953 for FP even w/o -ffast-math.
8955 2001-02-27 Richard Henderson <rth@redhat.com>
8957 * print-rtl.c (print_rtx) [i]: Don't print field five on
8958 NOTEs other than NOTE_INSN_DELETED_LABEL.
8960 2001-02-27 Zack Weinberg <zackw@stanford.edu>
8962 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
8963 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
8965 2001-02-27 Diego Novillo <dnovillo@redhat.com>
8967 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
8968 even if walk_subtrees is 0.
8969 * c-semantics.c (prune_unused_decls): Return a non-null value to
8970 stop traversing the tree chain.
8972 2001-02-27 DJ Delorie <dj@redhat.com>
8974 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
8975 register, *then* define it as the new CFA.
8977 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
8979 * pa.c (override_options): Promote -fpic to -fPIC.
8980 (legitimize_pic_address): Simplify due to removal of
8981 small PIC as a code generation option.
8982 (secondary_reload_class): Similarly.
8983 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
8984 (PRINT_OPERAND_ADDRESS): Similarly.
8985 * pa.md (various patterns): Similarly.
8986 (small pic lo_sum pattern): Remove.
8988 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
8991 * md.texi (min, max): Document
8993 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
8995 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
8996 TARGET_PARTIAL_REG_DEPENDENCY.
8997 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
8999 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
9001 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
9003 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
9005 * mips.c (mips_make_temp_file): Fix thinko in last change.
9007 2001-02-26 Jason Eckhardt <jle@redhat.com>
9009 * combine.c (known_cond): Do not reverse the condition when
9010 SMAX/UMAX is being considered and the condition is for equality
9013 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
9015 2001-02-26 Philip Blundell <philb@gnu.org>
9017 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
9019 * config/arm/linux-elf.h: Remove historical relics related to
9020 above configurations.
9021 * config/arm/linux-oldld.h: Delete.
9022 * config/arm/linux-elf26.h: Delete.
9024 2001-02-26 Jason Merrill <jason@redhat.com>
9026 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
9028 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
9029 recognize a tentative definition. Lose obsolete code.
9031 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
9032 variables unless necessary, either.
9034 2001-02-25 Richard Henderson <rth@redhat.com>
9036 * ifcvt.c (struct noce_if_info): Add test_bb.
9037 (noce_get_alt_condition): New.
9038 (noce_try_minmax, noce_try_abs): New.
9039 (noce_operand_ok): New.
9040 (noce_process_if_block): Use them.
9041 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
9043 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
9045 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
9048 2001-02-25 Zack Weinberg <zackw@stanford.edu>
9050 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
9051 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
9053 (mips_asm_file_end): Free temp_filename here.
9055 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9057 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
9058 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
9060 * config/i386/i386.md (movstrsi): Handle FAIL case.
9062 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
9064 * cppinit.c (builtin_array): Update.
9065 (init_builtins): Flag builtins to warn if redefined or
9066 undefined. Define __GXX_WEAK as a normal macro.
9067 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
9068 * cpplib.h (NODE_WARN): New flag.
9069 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
9070 Handle __STDC__ as a builtin only on Solaris.
9071 (warn_of_redefinition): Renamed from check_macro_definition.
9072 Reverse sense of test. Always warn if NODE_WARN.
9073 (_cpp_create_definition): Use warn_of_redefinition. Flag
9074 any macro beginning with "__STDC_" to require a mandatory
9075 warning if redefined or undefined.
9077 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9079 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
9080 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
9081 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
9082 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
9083 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
9084 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
9085 Don't define any of:
9086 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
9087 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
9088 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
9089 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
9090 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
9092 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
9093 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
9096 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
9097 Delete now-empty file.
9099 * alpha/vms.h: Define NEED_ATEXIT here...
9100 * alpha/xm-vms.h: ...not here.
9102 * i386/cygwin.h: Don't define PARAMS.
9103 * mips/mips.c: Don't prototype mktemp. Don't define
9104 P_tmpdir. Use make_temp_file to create temporary files.
9105 Don't be clever and delete temporary files early.
9106 * config.gcc: Drop references to deleted files. Don't define
9108 * gcc.texi: Don't mention USE_PROTOTYPES.
9110 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9112 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
9113 (ix86_set_move_mem_attrs_1): Likewise.
9114 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
9115 * config/i386/i386.md (movstrsi): Call it.
9117 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9119 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
9120 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
9121 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
9122 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
9124 (i750a-*-*): Error here if hosting on i750a.
9125 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
9127 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
9128 Remove (empty modulo comments).
9130 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
9131 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
9132 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
9133 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
9134 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
9135 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
9137 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
9138 Remove reference to winnt.h in comment.
9139 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
9141 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9143 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
9144 used to set another biv.
9146 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9148 * tree.h (BLOCK_DEAD): New macro.
9149 (struct tree_block): New flag, dead_flag.
9150 * print-tree.c (print_node, case 'b'): Print missing fields.
9151 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
9152 * function.c (identify_blocks): Enable test for misplaced notes.
9153 (all_blocks): Skip BLOCK_DEAD blocks.
9154 * integrate.c (integrate_decl_tree): Likewise.
9156 * errors.c (internal_error, trim_filename): New functions.
9157 (fancy_abort): Call internal_error.
9158 * errors.h (internal_error, trim_filename): New declarations.
9160 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
9162 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
9164 (EXTRA_CONSTRAINT): Formatting changes.
9166 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9168 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
9170 2001-02-23 Per Bothner <per@bothner.com>
9172 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
9173 so they can be called from java/jvspec.c.
9174 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
9176 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
9178 * i386.c (ix86_frame): New structure.
9179 (ix86_compute_frame_size): Kill.
9180 (ix86_compute_frame_layout): New.
9181 (ix86_save_reg): New.
9182 (ix86_can_use_return_insn_p): Use frame layout stuff.
9183 (ix86_expand_prologue): Likewise.
9184 (ix86_expand_epilogue): Likewise.
9185 (ix86_initial_elimination_offset): Likewise.
9186 (ix86_nsaved_regs): Use ix86_save_reg.
9187 (ix86_emit_save_regs): Likewise.
9189 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
9191 * flow.c (find_sub_basic_blocks): New function.
9192 (split_block): Be ready for basic block introduced by CODE_LABEL.
9193 (commit_one_edge_insertion): Call find_sub_basic_block.
9195 * flow.c (make_edges): Add edge from entry for blocks starting with
9196 label having ALTERNATE_NAME
9198 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
9200 * function.c (epilogue_done): Be ready for first basic block not
9201 containing PROLOGUE_END note.
9202 (reposition_prologue_and_epilogue_notes): Avoid placing
9203 PROLOGUE_END note between BASIC_BLOCK.
9205 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
9207 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
9209 2001-02-21 DJ Delorie <dj@redhat.com>
9211 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
9212 check for current_function_has_nonlocal_goto from 1999-11-12.
9214 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9216 * diagnostic.c (trim_filename): No longer static.
9217 * toplev.h (trim_filename): Declare.
9218 * rtl.c (rtl_check_failed_bounds): Call internal_error.
9219 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
9220 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
9221 (rtvec_check_failed_bounds): Likewise.
9222 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
9224 * convert.c (convert_to_integer): Don't do unsigned unless result or
9225 both inputs are unsigned.
9227 * fold-const.c (fold_convert): Don't call size_int_type_wide if
9230 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
9232 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
9234 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
9236 * Makefile.in (resource.o): Add params.h dependence.
9237 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
9238 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
9239 * resource.c: Add dependence on params.h.
9240 (current_live_regs): Fix explanatory comment.
9241 (find_basic_block): Add new parameter to permit limiting search
9243 (mark_target_live_regs): Add new argument to find_basic_block call.
9244 (incr_ticks_for_insn): Likewise.
9246 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9248 * diagnostic.c (output_to_stream): Rename to
9249 output_buffer_to_stream. Loses the stream parameter.
9250 (init_output_buffer): Set diagnosic_buffer's stream.
9251 (flush_diagnostic_buffer): Adjust.
9252 (default_print_error_function): Likewise.
9253 (finish_diagnostic): Likewise.
9254 (verbatim): Likewise.
9256 * diagnostic.h (struct output_buffer): Add `stream' field.
9257 (output_buffer_attached_stream): New macro.
9259 2001-02-23 Jakub Jelinek <jakub@redhat.com>
9261 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
9262 check if either operand is divisible by C.
9263 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
9264 If type is signed, consider negative numbers as well.
9266 2001-02-22 Richard Henderson <rth@redhat.com>
9268 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
9269 reach .text instead of gp-relative relocs.
9270 * config/ia64/crtend.asm (.init): Likewise.
9272 2001-02-22 Andreas Jaeger <aj@suse.de>
9274 * extend.texi (C++ Attributes): Fix typo.
9276 2001-02-21 David Mosberger <davidm@hpl.hp.com>
9278 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
9279 functions, drop current_function_args_info.words test.
9280 (ia64_compute_frame_size): Mark syscall_linkage functions as
9281 using eight input registers.
9283 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
9284 Bruce Korb <bkorb@gnu.org>
9286 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
9287 * fixinc/README: Document how to convert sed substitutions
9288 to format style c_fix-es.
9289 * fixinc/fixincl.x: regen
9291 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
9293 * gcc.c: Add comment explaining how to add a command-line option.
9294 Add title to specs language comment.
9296 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9298 * gcc.c (cc1_options): Add "-param".
9299 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
9300 (option_map): Likewise.
9301 * toplev.c (display_help): Add entry for "--param".
9302 (independent_decode_option): Fix typographical error.
9304 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
9305 Bernd Schmidt <bernds@redhat.com>
9306 Jan Hubicka <jh@suse.cz>
9308 * i386.c (function_arg_advance): Pass SSE arguments in registers.
9309 (function_arg): Likewise.
9311 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
9313 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
9315 2001-02-21 Kazu Hirata <kazu@hxi.com>
9317 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
9321 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
9323 * flow.c (init_propagate_block_info): Canon address and use single_set
9324 for killing dead memory stores.
9326 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9328 * Makefile.in (reorg.o): Add params.h dependence.
9329 * params.def: Fix typographical error in comment.
9330 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9331 * params.h: Modify introductory comment.
9332 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9333 * reorg.c: Add dependence on params.h.
9334 (redundant_insn): Add parameterized throttle for search.
9335 (fill_simple_delay_slots): Add a comment explaining a variable.
9336 Move conditional out of loop, simplifying code.
9337 (fill_eager_delay_slots): Fix typographical error in comment.
9339 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
9341 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
9343 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
9344 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
9346 2001-02-21 Jason Merrill <jason@redhat.com>
9348 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
9349 (struct tree_decl): Add uninlinable bitfield.
9350 * c-decl.c (duplicate_decls): Set it.
9351 * integrate.c (function_cannot_inline_p): Check it.
9353 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
9354 DW_AT_MIPS_linkage_name to abstract methods.
9355 (dwarf2out_abstract_function): Emit class context before calling
9356 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
9357 (gen_subprogram_die): Remove obsolete code.
9358 (gen_member_die): Don't include clones in the member list.
9359 (gen_decl_die): Emit abstract info for clone origin.
9360 * dwarfout.c (output_type): Don't include clones in the member list.
9361 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
9362 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
9363 DECL_ABSTRACT on a function that already has it set.
9365 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
9366 (get_subprogram_die): Pass it in.
9368 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
9370 * flow.c (mark_set_1): Make not_dead unsigned long. For
9371 non-pseudos, use it as a bitmask of the hard regs that
9374 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
9376 * cppfiles.c: Update comments.
9377 (_cpp_read_file): Don't check for NULL filenames any more.
9378 * cppinit.c (cpp_start_read): Don't do canonicalization of
9379 in_fname and out_fname. Use the passed file name exclusively.
9380 (_cpp_handle_options): Don't treat "-" as a command line option,
9381 but as a normal filename.
9382 (_cpp_post_options): Canonicalize in_fname and out_fname.
9383 * cppmain.c (printer_init): Don't check out_fname for NULL.
9384 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
9385 (init_c_lex): Update, and use "" to represent stdin to CPP.
9388 2001-02-20 Will Cohen <wcohen@redhat.com>
9390 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
9391 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
9392 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
9395 2001-02-20 Stan Shebs <shebs@apple.com>
9397 * config/rs6000/rs6000.c (output_cbranch): Output branches
9398 on separate lines instead of using ';' to separate.
9400 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
9402 * cppinit.c (set_lang): Move builtin handling to...
9403 (init_builtins): ...here.
9404 (_cpp_create_reader): Move call to set_lang.
9406 2001-02-20 Mark Mitchell <mark@codesourcery.com>
9408 * stmt.c (expand_return): If an attempt is made to return the
9409 error_mar_node, treat the return like a return without a value.
9411 2001-02-19 Zack Weinberg <zackw@stanford.edu>
9413 * sibcall.c (skip_copy_to_return_value): Call
9414 identify_call_return_value here, and return orig_insn if it
9415 returns zero. Hardret and softret arguments now unnecessary.
9416 (call_ends_block_p): Don't call identify_call_return_value here.
9418 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
9420 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
9421 * ggc.h (ggc_mark_if_gcable): Delete prototype.
9423 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
9425 * pa.c (move_operand): Accept code to load the address of a
9426 symbol out of the DLT as a valid move operand.
9427 (print_operand, case 'A'): New to handle generating a DLT
9428 reference for a LO_SUM expression.
9429 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
9430 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
9432 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
9434 * README, cpp.texi, gcc.texi, version.c: Update version number to
9436 * cpp.1, gcov.1, gcc.1: Regenerate.
9438 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
9440 * cppfiles.c (stack_include_file): Generate dependencies
9441 here, and manage include_count here too.
9442 (PRINT_THIS_DEP): Delete.
9443 (_cpp_execute_include): Do not generate dependencies here,
9444 apart from the case of a missing header. Do not manage
9446 (_cpp_read_file): Leave dependency generation to
9449 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
9451 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
9452 target_cpu_default. Remove dead assignment to
9455 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
9457 * regclass.c (contains_reg_of_mode): Make global.
9458 (init_reg_sets): Remove contains_reg_of_mode; take into account
9459 CLASS_MAX_NREGS when looking for the proper mode.
9460 (dump_regclass): Dump only classes considered for the pseudo.
9461 (regclass): Use contains_reg_of_mode.
9463 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
9465 * gcc.c (do_spec_1): 'n' for printing notices.
9466 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
9468 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
9470 * reg-stack.c (next_flags_user): Use current_block->end
9471 (swap_rtx_condition): Look for next user if flags don't die;
9472 give up on CALL_INSNs; use current_block->end.
9474 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9476 * sibcall.c (call_ends_block_p): New function.
9477 (optimize_sibling_and_tail_recursive_call): Use it.
9479 2001-02-18 Kazu Hirata <kazu@hxi.com>
9481 * config/h8300/h8300.md: Update copyright.
9482 (andsi3): Do not output an extra newline character.
9484 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9486 * toplev.c (note_deferral_of_defined_inlined_function): Argument
9487 FNDECL may be unused.
9489 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
9490 follow jumps after first run.
9491 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
9492 it doesn't change any jumps.
9494 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
9496 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
9497 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
9498 (mostlyclean): Corresponding changes.
9499 * rtlanal.c (hard-reg-set.h): Include.
9500 (rtx_unstable_p): Do not treat the argument pointer specially
9501 if it is not a fixed register.
9502 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
9504 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9506 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
9507 against last real insn in basic block.
9508 Rework to avoid gotos.
9510 * Makefile.in (gcse.o): Now includes ggc.h.
9511 * gcse.c: Include ggc.h.
9512 (want_to_gcse_p): Verify expression can be in SET as valid insn.
9513 (try_replace_reg): Remove warning of uninitialize variable.
9514 (process_insert_insn): Call invalid_insn_p to validate insn.
9515 * recog.c (insn_invalid_p): Now global.
9516 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
9517 * recog.h (insn_invalid_p): New declaration.
9519 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
9521 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
9522 assignments from FP constants since 'Y' output code can't handle it.
9523 (eligible_for_sibcall_delay): Likewise.
9525 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
9526 Call fancy_abort directly, passing args.
9527 (print_rtl_and_abort): Now a macro, like fancy_abort.
9529 * final.c (output_operand_lossage): Use internal_error, not error.
9531 2001-02-18 Shane Nay <shane@agendacomputing.com>
9533 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
9534 structure shift insns.
9536 2001-02-18 Mark Mitchell <mark@codesourcery.com>
9538 * invoke.texi (-fsquangle): Remove documentation.
9539 (-fname-mangling-version): Likewise.
9541 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
9543 * optabs.c (expand_abs): Remove reference to
9544 HAVE_contitional_arithmetic.
9545 * combine.c (simplify_set): Likewise.
9547 2001-02-18 Richard Henderson <rth@redhat.com>
9549 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
9552 2001-02-18 Richard Henderson <rth@redhat.com>
9554 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
9556 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
9558 * reload1.c (reload_cse_simplify_set): Fix typo.
9560 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9562 * diagnostic.c (_fatal_insn): Decrement errorcount.
9564 * invoke.texi (-I): Add note avoiding use for system header files.
9566 * rtl.h (add_clobbers): Remove duplicate declaration.
9567 * recog.h (added_clobbers_hard_reg_p): New declaration.
9568 * genemit.c (struct clobber_pat): New field has_hard_reg.
9569 (gen_insn): Record if added clobbers clobber hard reg.
9570 (gen_split): Avoid unused warning if number of operands is 0.
9571 (output_added_clobbers_hard_reg_p): New function.
9574 2001-02-18 Alan Modra <alan@linuxcare.com.au>
9576 * pa.c (hppa_expand_prologue): Simplify code storing return
9577 pointer. For large (>=8k) frames with a post_store, adjust stack
9578 pointer by 8k-64 first rather than by 64. When testing with
9579 VAL_14_BITS_P, always use the actual value rather than the value
9580 negated. Add blockage to prevent scheduling of spills before
9581 stack frame has been created.
9582 (hppa_expand_epilogue): Simplify code loading return pointer.
9583 Allow a slightly larger range for merge_sp_adjust_with_load case.
9584 When testing with VAL_14_BITS_P, always use the actual value.
9586 * pa.c (pa_adjust_insn_length): Check that block move
9587 pattern is a set before looking at operands.
9589 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9591 * fold-const.c (fold_binary_op_with_conditional_arg): New
9592 function, split out from ...
9594 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
9595 conditional arms that throw exceptions.
9597 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
9600 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9602 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
9603 define HAVE_DECL_* to 1 to mask potential backup declarations.
9604 * configure: Regenerated.
9606 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9608 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
9610 2001-02-17 Richard Henderson <rth@redhat.com>
9612 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
9613 when replacing a memory load with a register.
9615 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9616 Jan Hubicka <jh@suse.cz>
9618 * recog.c (validate_replace_src_1): New.
9619 (validate_replace_src_data): Likewise.
9620 (validate_replace_src): Use note_uses.
9621 * rtl.h (note_uses): Declare.
9622 * rtlanal.c (note_uses): New.
9624 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
9626 * reg-stack.c (stack_def): Make field reg unsigned.
9627 (remove_regno_note): Unsignetize parameter.
9629 2001-02-16 Jes Sorensen <jes@linuxcare.com>
9631 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
9632 shladd_operand() call.
9634 2001-02-16 Bruce Korb <bkorb@gnu.org>
9635 Rodney Brown <RodneyBrown@mynd.com>
9637 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
9638 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
9639 machine restrictions
9640 * fixinc/fixincl.x: regen
9642 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9644 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
9646 (hash_scan_insn): Clean up calls to hash_scan_set.
9647 (compute_kill_rd): REGNO now unsigned.
9648 (try_replace_reg): Rework to use simplify_replace_rtx.
9649 (cprop_jump, cprop_cc0_jump): Likewise.
9650 (cprop_insn): Call find_reg_equal_equiv_note.
9651 Reflect changes to cprop_jump and cprop_cc0_jump.
9653 * recog.c (validate_replace_src): Replace in operands of
9654 ZERO_EXTRACT in SET_DEST.
9656 * cse.c (new_label_ref): New variable.
9657 (insert): Set it instead of recorded_label_ref.
9658 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
9659 CODE_LABEL for this function, and not already in REG_LABEL note.
9661 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
9663 * resource.c (mark_referenced_resources): Fix typo in introductory
9665 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
9668 2001-02-16 Jason Merrill <jason@redhat.com>
9670 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
9672 (gen_subprogram_die): Don't abort on seeing a second definition if
9673 the previous one was abstract. Don't replace an abstract instance
9674 in the lookup table.
9676 * dwarf2out.c (dwarf2out_abstract_function): Rename from
9677 gen_abstract_function.
9678 * dwarf2out.h: Declare it.
9679 * toplev.c (note_outlining_of_inline_function): New fn.
9680 * toplev.h: Declare it.
9681 * integrate.c (output_inline_function): Call it.
9682 * c-decl.c (duplicate_decls): Call it when redefining an extern
9683 inline. Don't inline the new defn.
9685 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
9687 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9689 * .gdbinit: Rename to gdbinit.in.
9690 * gdbinit.in: New file,
9691 * configure.in: Generate .gdbinit from gdbinit.in.
9692 * configure: Regenerated.
9693 * Makefile.in (distclean): Always remove .gdbinit.
9695 2001-02-16 Jakub Jelinek <jakub@redhat.com>
9697 * objc/objc-act.c (start_class): Register implemented_classes with
9700 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
9702 * cppfiles.c (_cpp_make_system_header): Generate a file
9705 2001-02-15 Jim Meyering <meyering@lucent.com>
9707 * Makefile.in (install-common): Don't depend on installdirs here.
9708 Instead, make each of the lang.install-common targets (e.g.,
9709 c++.install-common in cp/Make-lang.in) depend on it.
9710 (install-driver): Depend on installdirs.
9712 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9714 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
9716 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
9719 2001-02-15 Mark Mitchell <mark@codesourcery.com>
9721 * invoke.texi (--param): Document.
9723 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
9725 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
9727 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
9729 * i386.md (extendsfdf2_2): Fix constraints.
9731 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
9733 * i386.md (fop_df_3 splitter): Fix operand number.
9735 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
9737 * invoke.texi (-mreg-alloc): Nuke.
9738 * i386.c (ix86_reg_alloc_order, regs_allocated,
9739 order_regs_for_local_alloc): Nuke.
9740 (override_options): Kill reg_alloc code.
9741 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
9742 (REG_ALLOC_ORDER): SSE goes before I387.
9743 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
9744 (ix86_reg_alloc_order): Likewise.
9745 * i386-protos.h (ix86_reg_alloc_order): Kill.
9747 2001-02-14 Richard Henderson <rth@redhat.com>
9749 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
9751 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
9753 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
9755 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
9757 * i386-protos.h (ix86_memory_move_cost): Move offline.
9758 * i386.c (ix86_register_move_cost): Compute properly cost of
9759 SSE, MMX and i387 instructions.
9760 (*_cost): Add costs of SSE/MMX moves.
9761 (ix86_memory_move_cost): Move offline from ....; Likewise.
9762 * i386.h (MEMORY_MOVE_COST): .... here;
9763 (struct processor costs): Add new fields to represent costs
9766 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
9768 * regclass.c (init_reg_sets_1): Reinstall the optimization of
9769 move_cost together with Matt Kraai's fix.
9771 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
9773 * Makefile.in (OBJS): Add params.o.
9775 2001-02-14 Richard Henderson <rth@redhat.com>
9776 DJ Delorie <dj@redhat.com>
9778 * jump.c (jump_optimize_1): When we delete a conditional jump
9779 preceeding a non-conditional jump to effectively the same place,
9780 make sure that the combined jump skips any clobber insns between
9783 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
9785 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
9787 2001-02-14 Mark Mitchell <mark@codesourcery.com>
9789 * Makefile.in (toplev.o): Depend on params.h.
9790 (intergate.o): Likewise.
9791 (params.o): New target.
9792 * flags.h (inline_max_insns): Remove.
9793 * integrate.c: Include params.h.
9794 Use MAX_INLINE_INSNS instead of inline_max_insns.
9795 * params.c: New file.
9796 * params.h: Likewise.
9797 * params.def: Likewise.
9798 * toplev.c: Include params.h.
9799 (lang_independent_params): New variable.
9800 (decode_f_option): Use the param machinery instead of setting
9802 (independent_decode_option): Handle "--param name=value".
9803 (main): Register language-independent parameters.
9805 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
9807 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
9809 2001-02-14 Richard Henderson <rth@redhat.com>
9811 * regclass.c (init_reg_sets_1): Revert last two changes.
9813 2001-02-14 Jakub Jelinek <jakub@redhat.com>
9815 * stor-layout.c (is_pending_size, put_pending_size): New functions.
9816 (variable_size): Call put_pending_size.
9817 * tree.h (is_pending_size, put_pending_size): Add prototypes.
9818 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
9819 sizes list, put newly created SAVE_EXPR there as well.
9821 2001-02-14 Jakub Jelinek <jakub@redhat.com>
9823 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
9824 (errata_find_address_regs): load_group has only 2 entries.
9825 (errata_emit_nops): Likewise. shladd is not problematic.
9826 Clear last_group if nop was emitted.
9827 (fixup_errata): load_group has only 2 entries.
9830 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
9832 * c-lex.c (lex_number): Only warn traditionally for U suffix
9833 outside system macros.
9834 * cppexp.c (parse_number): Similarly.
9835 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
9836 * cppmacro.c (struct cpp_macro): New member node.
9837 (parse_args): Only warn about missing rest args if not
9839 (funlike_invocation_p): Similarly for uninvoked funlike macros.
9840 (cpp_sys_objmacro_p): New.
9841 (_cpp_create_definition): Store the node with the macro defn.
9842 Remember if the macro is defined in a system header.
9844 2001-02-13 DJ Delorie <dj@redhat.com>
9846 * configure.in (check_languages): determine languages to check
9847 * Makefile.in (check-c++): alias for check-g++
9848 (check-f77): alias for check-g77
9849 (CHECK_TARGETS): depend on configured languages
9851 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
9853 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
9854 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
9855 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
9856 (sqrtextendsfdf2): Disable for SSE2.
9858 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
9860 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
9861 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
9862 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
9863 (sqrtextendsfdf2): Disable for SSE2.
9865 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
9867 * i386.md (movsfcc_1): Support integer cmove instruction.
9868 (movdfcc_1): Likewise; new splitter.
9870 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
9872 * i386.c (output_fp_compare): Support SSE.
9873 (prepare_fp_compare_args): SSE comparisons always support memory.
9874 * i386.h (TARGET_CMOVE): SSE imply cmove.
9875 * i386.md (cmp?f2): Enable for SSE too.
9876 (cmpfp_i*): Support SSE.
9878 (cmpfp_i_sse_only): New.
9879 (s*, b* fp expanters): Enable for SSE too.
9880 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
9883 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
9885 * regclass.c (init_reg_sets_1): Silence warning.
9887 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
9889 * i386.md (sqrt?f2): Change to expander.
9890 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
9892 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9894 * rtlanal.c (find_reg_equal_equiv_note): New function.
9895 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
9896 (simplify_gen_relational, simplify_replace_rtx): Likewise.
9897 * rtl.h: Add declarations for above functions.
9899 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
9901 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
9903 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
9904 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
9905 * flow.c (mark_regs_live_at_end): Likewise.
9906 (calculate_global_regs_live): Likewise.
9907 * gcse.c (compute_hash_table): Likewise.
9908 (compute_kill_rd): Likewise.
9909 * resource.c (mark_target_live_regs): Likewise.
9910 * rtl.h (INVALID_REGNUM): New macro.
9912 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
9914 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
9916 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
9918 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
9921 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
9923 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
9925 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
9926 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
9927 (fop_sf_1_sse, fop_df_1_sse): New patterns
9928 (fop_*): Disable float_extend and float patterns for SSE compilation.
9929 * i386.c (output_387_binary_op): Support SSE.
9931 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
9933 * i386.md (dummy_extendsfdf2): Support SSE2
9934 (extendsfdf2): Enable if 80387 or SSE2.
9935 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
9936 and no MIX_I387_SSE2
9937 (extendsfdf2_1_sse_only): New pattern.
9938 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
9940 (truncdfsf2_1): Support SSE.
9941 (truncdfsf2_2): Support SSE.
9942 (truncdfsf2_2_1_sse): New pattern.
9943 (fixtruncsfsi2): Always use SSE if available.
9944 (fix_truncsfsi_sse): New pattern.
9945 (fix_truncdfsi_sse): New pattern.
9946 (floatsis?f2): Support SSE.
9947 (floatsidf2_i387): New pattern.
9948 (floatsidf2_sse): Likewise.
9950 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9952 * configure.in: Use "have_gnat" variable, not "gnat".
9953 * configure: Regenerated.
9955 * config/sparc/sparc.c (function_value): Treat all non-record
9956 aggregate types like used to treat UNION_TYPE.
9958 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
9960 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
9961 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
9963 (MASK_MIX_SSE_I387): New.
9964 (TARGET_SSE): SSE2 imply SSE.
9965 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
9966 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
9967 (enum reg_class): Add new classes.
9968 (REG_CLASS_NAMES): Likewise.
9969 (REG_CLASS_CONTENTS): Likewise.
9970 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
9971 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
9972 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
9973 (CLASS_MAX_NREGS): Use new macros.
9974 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
9975 * i386.md (pushsf, movsf): Support SSE.
9976 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
9977 splitters to use ANY_FP_REGNO_P.
9978 (movdf_nointeger, movdf_integer): Likewise.
9980 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
9982 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
9983 (try_combine): Use it.
9985 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
9987 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
9988 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
9989 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
9990 (REGISTER_MOVE_COST): Likewise.
9991 * i386-protos.h (ix86_secondary_memory_needed,
9992 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
9993 * i386.c (ix86_secondary_memory_needed,
9994 ix86_preferred_reload_class, ix86_register_move_cost): New function.
9996 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
9998 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
9999 (HARD_REGNO_MODE_OK): Move offline to ....
10000 * i386.c (ix86_hard_regno_mode_ok) ... here;
10001 refuse all incorrect modes.
10002 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
10004 2001-02-13 Richard Henderson <rth@redhat.com>
10006 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
10007 entire operator; replicate that and match_dup the operands.
10008 (cmp_ccx_arith_op_set): Likewise.
10009 (cmp_cc_arith_op_not_set): Likewise.
10010 (cmp_ccx_arith_op_not_set): Likewise.
10012 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
10014 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
10016 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
10018 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
10019 (TARGET_NO_BITFIELD_WORD): New macro.
10020 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
10021 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
10023 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10025 * cselib.c: New file, from simplify-rtx.c.
10026 * simplify-rtx.c: Remove cselib parts.
10027 * Makefile.in: Add cselib.o.
10029 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
10031 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
10032 (setup_incoming_varargs): Remove warning.
10034 * config/rs6000/rs6000.c (validate_condition_mode): When
10035 flag_fast_math, allow floating-point conditionals to be reversed.
10036 (rs6000_generate_compare): When flag_fast_math, don't generate
10037 cror operations for FP conditionals.
10039 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
10041 (ASM_SPEC): Likewise.
10042 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
10043 (CC1_SPEC): Likewise.
10044 (LINK_TARGET_SPEC): Likewise.
10045 (CPP_ENDIAN_SPEC): Likewise.
10046 * Makefile.in (check-consistency): New target.
10048 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
10050 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
10051 "return type defaults" warning for functions with return type
10053 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
10054 function declarations by default rather than only when pedantic.
10056 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
10058 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
10061 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10063 * extend.texi (Deprecated): Deprecate new initializer lists.
10065 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10067 * mkdeps.c (deps_add_default_target): Robustify. Add
10068 basename component only.
10069 * cpp.texi (-M): Describe how default target is generated.
10070 * invoke.texi (-M): Likewise.
10072 2001-02-12 Kazu Hirata <kazu@hxi.com>
10074 * toplev.c (push_float_handler): Remove.
10075 (pop_float_handler): Remove.
10076 * toplev.h: Remove prototypes for the above functions.
10078 2001-02-12 Jakub Jelinek <jakub@redhat.com>
10080 * c-common.c (constant_fits_type_p): New function.
10081 (convert_and_check): Use it.
10083 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10085 * Makefile.in (GXX_ABI_FLAG): Don't define.
10086 * configure.in (--enable-new-gxx-abi): Remove option.
10087 * config.in: Regenerated.
10088 * configure: Likewise.
10090 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
10092 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
10094 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
10095 regular basic block, and arrange for all edges into it to switch
10098 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10100 * Makefile.in (distclean): Do not remove .gdbinit.
10102 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10104 * Makefile.in (gcc.o): Fix typos.
10105 (protize.o): Likewise.
10106 (unprotoize.o): Likewise.
10108 2001-02-11 Richard Henderson <rth@redhat.com>
10110 * tree.c (build1): Check for null operand in last change.
10112 2001-02-11 Richard Henderson <rth@redhat.com>
10114 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
10115 (fold): Don't assume a constant isn't foldable.
10116 * tree.c (build): Set TREE_CONSTANT for an expression with no
10117 side-effects and constant operands.
10118 (build1): Likewise.
10120 2001-02-10 Richard Henderson <rth@redhat.com>
10122 * jump.c (squeeze_notes): Revert 2000-05-12 change.
10124 2001-02-10 Anthony Green <green@redhat.com>
10126 * cpp.texi (Standard Predefined): Add documentation for
10129 * c-common.c (combine_strings): Improve warning message.
10131 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
10133 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
10135 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
10137 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
10139 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
10142 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
10144 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
10147 2001-02-09 Nick Clifton <nickc@redhat.com>
10149 * config/arm/arm.md: Change output contraint on post inc
10150 load/store multiple patterns to be a read/write contraint.
10152 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
10154 * gcc.c (cpp_options): Delete .d files on error. Don't delete
10155 .o files when using the -M options.
10157 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10158 David Edelsohn <edelsohn@gnu.org>
10160 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
10161 handle DImode constants. Use one TOC entry for SImode and smaller
10162 constants, aligned properly.
10164 2001-02-08 Jason Merrill <jason@redhat.com>
10166 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
10167 about the SP adjustment for saving the static chain pointer.
10168 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
10169 offset when setting a temporary CFA register.
10171 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
10173 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
10174 powerpc-*-chorusos* .
10175 * config/rs6000/chorus.h : New file.
10176 * config/i386/chorus.h : New file.
10177 * config/sparc/chorus.h : New file.
10178 * config/sparc/t-chorus-elf : New file.
10180 2001-02-08 David Edelsohn <edelsohn@gnu.org>
10182 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
10183 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
10184 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
10185 (__WCHAR_TYPE__): Correct macro name.
10187 2001-02-08 Richard Henderson <rth@redhat.com>
10189 * config/i386/i386.c (ix86_frame_pointer_required): New.
10190 (ix86_setup_frame_addresses): New.
10191 (struct machine_funciton): Add accesses_prev_frame.
10192 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
10193 ix86_frame_pointer_required.
10194 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
10195 (SETUP_FRAME_ADDRESSES): New.
10196 * config/i386/i386-protos.h: Update.
10197 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
10198 from FRAME_POINTER_REQUIRED.
10199 * config/i386/svr3gas.h: Likewise.
10200 * config/i386/sysv3.h: Likewise.
10201 * config/i386/v3gas.h: Likewise.
10203 2001-02-08 Richard Henderson <rth@redhat.com>
10205 * config/sparc/sparc.c (function_arg_record_value_3): Fix
10206 calculation of the number of integer registers required.
10207 (function_arg_record_value): Likewise.
10209 2001-02-08 Jason Merrill <jason@redhat.com>
10211 * diagnostic.c (internal_error): Say "confused" after 1 error, not
10212 two. Print file and line with "confused" message.
10214 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
10216 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10218 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
10220 2001-02-08 Bernd Schmidt <bernds@redhat.com>
10222 * final.c (cleanup_subreg_operands): The address of a MEM can
10225 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
10228 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
10230 * gcc.texi (Incompatibilities): Update documentation of
10231 preprocessing numbers.
10233 2001-02-07 Jakub Jelinek <jakub@redhat.com>
10235 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
10237 2001-02-07 Mark Mitchell <mark@codesourcery.com>
10239 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
10241 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
10242 * gcc.c (struct compiler): Add cpp_spec field.
10243 (input_file_compiler): New variable.
10244 (do_spec_1): Allow a particular compiler to handle `%C'
10246 (main): Store the current compiler in input_file_compiler.
10247 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
10249 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
10251 * cpphash.h (struct spec_nodes): Add n_true and n_false.
10252 * cppinit.c (cpp_create_reader): Initialize them.
10253 (append_include_chain): cxx_aware arg might be unused.
10254 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
10255 keywords and give them their phase 7 meaning. Pedwarn about
10256 this unless '__bool_true_false_are_defined' is defined.
10258 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10260 * lcm.c (optimize_mode_switching): Emit mode_set before the
10261 JUMP_INSN of an abnormal edge.
10263 2001-02-07 Bernd Schmidt <bernds@redhat.com>
10265 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
10266 a scheduling barrier at the end.
10268 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
10270 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10272 * config/sh/sh.md (reload_outsf): Removed.
10273 (movsf_ie): Introduce constraints for FPUL loads and stores.
10274 (reload_insf): Broaden the output constraint.
10276 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
10278 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
10279 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
10281 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
10283 * final.c: Revert my previous changes.
10284 * output.h: Make profile_label_no extern.
10285 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
10286 for generating label.
10288 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
10290 * config/i386/djgpp.h: Add comments about standard paths.
10291 (MD_EXEC_PREFIX): Undefine before defining.
10292 (MD_STARTFILE_PREFIX): New.
10294 2001-01-30 Bruce Korb <bkorb@gnu.org>
10296 fixinc/fixincl.c(process): Emit error message only if appropriate :)
10297 (load_file): do not rely on load_file_data() to close file pointer
10298 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
10299 fixinc/inclhack.def(irix_limits_const): add test_text
10301 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10303 * cppexp.c (parse_defined): Improve diagnostics for invalid
10306 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10308 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
10310 2001-02-06 Mark Mitchell <mark@codesourcery.com>
10312 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
10313 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
10314 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
10315 (rs6000_output_symbol_ref): New function.
10316 (output_toc): Use VTABLE_NAME_P.
10318 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10320 * print-tree.c (print_node, case PARM_DECL):
10321 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
10323 * stor-layout.c (reference_types_internal): New variable.
10324 (internal_reference_types): New function.
10325 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
10326 * tree.h (internal_reference_types): New declaration.
10328 * cse.c (find_best_addr): Fix typo in computing cost.
10330 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10332 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
10333 and this is the sum of a pointer and a constant, we know the result
10335 (num_sign_bit_copies, case PLUS): Likewise.
10336 * explow.c (convert_memory_address): Remove opposite SUBREG.
10337 * function.c (instantiate_new_reg): New function (from common code).
10338 (instantiate_virtual_regs_1): Call it.
10339 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
10340 if pointers sign- or zero-extend.
10341 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
10342 If pointers extend unsigned, use inside of SUBREG.
10343 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
10345 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
10347 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
10348 subdir of gcc_gxx_include_dir.
10349 (gcc_gxx_target_include_dir): Remove.
10351 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
10353 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
10354 (dwarf2out_frame_debug_expr): Revise introductory comments to add
10355 a high-level description.
10357 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
10359 * final.c: Move the declaration of profile_label_no to ...
10360 * output.h: ... here.
10361 * function.c (expand_function_start): Call PROFILE_HOOK.
10362 * config/rs6000/aix.h: Define PROFILE_HOOK.
10363 * config/rs6000/rs6000-protos.h: output_profile_hook new.
10364 * config/rs6000/rs6000.c (output_profile_hook): Define.
10365 (output_prolog): Do nothing for ABI_AIX as it is taken care by
10366 output_profile_hook.
10367 tm.texi : Explain new macro PROFILE_HOOK.
10369 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
10371 * extend.texi (Extended Asm): Do not say that semicolon is always
10372 a valid line-breaking character for GNU assemblers. Use
10373 newline-tab as the most commonly supported syntax. Use
10374 newline-tab rather than semicolon in multi-insn examples.
10376 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10378 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
10380 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10381 David Edelsohn <edelsohn@gnu.org>
10383 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
10384 code for AIX, even without flag_pic.
10386 2001-02-05 Jakub Jelinek <jakub@redhat.com>
10388 * c-typeck.c (common_type): push and pop binding level around
10389 calling common_type on function parameters.
10391 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
10393 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
10395 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10397 * config/mips/mips.c (override_options): Fix typo in last change.
10398 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
10399 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
10401 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
10403 * invoke.texi (-fdump-class-layout): Document.
10404 (-fdump-translation-unit): Use `=' as filename separator.
10406 2001-02-05 Mark Mitchell <mark@codesourcery.com>
10408 * Makefile.in (s-mlib): Don't build multilibs if
10409 --disable-multilib.
10410 (DRIVER_DEFINES): Adjust accordingly.
10412 (protoize.o): Likewise.
10413 (unprotoize.o): Likewise.
10414 * configure.in: Recognize --enable-multilib.
10416 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10418 * Makefile.in (DRIVER_DEFINES): Fix quoting.
10420 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
10421 * configure.in: Remove --enable-libstdcxx_v3 support.
10422 * configure: Regenerated.
10424 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10426 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
10427 Call abort instead of fatal.
10428 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
10429 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
10430 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
10431 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
10432 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
10433 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
10435 * diagnostic.h (set_internal_error_function): Renamed.
10436 * toplev.h (internal_error): Renamed from fatal.
10437 (pfatal_with_name): Deleted.
10438 (fatal_io_error): Now has printf-style arguments.
10439 * diagnostic.c (pfatal_with_name): Deleted.
10440 (fatal_io_error): Rework to have args in printf-style.
10441 (set_internal_error_function): Renamed from set_fatal_function.
10442 (internal_error): Renamed from fatal.
10443 (error_recursion, fancy_abort): Call internal_error instead of fatal.
10444 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
10445 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
10446 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
10447 * flow.c (verify_flow_info): Likewise.
10448 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
10449 * config/mips/mips.c (save_restore_insns): Likewise.
10451 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
10452 * flow.c (verify_flow_info): Likewise.
10453 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
10454 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
10455 (avr_normalize_condition): Likewise.
10456 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
10457 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
10458 (limit_reload_class, double_reg_to_memory): Likewise.
10459 (print_operand_address, emit_1600_code_shift): Likewise.
10460 (gen_tst_reg, gen_compare_reg): Likewise.
10461 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
10462 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
10464 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
10466 * c-parse.in (methoddef): Call fatal_error instead of fatal.
10467 * objc/objc-act.c (build_ivar_chain): Likewise.
10468 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
10470 * graph.c (clean_graph_dump_file): Likewise.
10471 * profile.c (init_branch_prob): Likewise.
10472 * objc/objc-act.c (objc_init): Likewise.
10474 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
10475 * config/avr/avr.c (avr_override_options): Likewise.
10476 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
10477 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
10478 * config/h8300/h8300.c (h8300_init_once): Likewise.
10479 * config/mips/mips.c (override_options): Likewise.
10480 * config/i386/i386.c (override_options): Likewise, rework.
10481 * config/m68k/m68k.c (override_options): Likewise.
10483 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
10485 * config/mips/mips.c (print_operand): Likewise.
10486 * hash.c (hash_allocate): Don't check for failure returns from
10487 obstack functions that can't fail.
10488 (hash_table_init_n, hash_table_init): Likewise; also now return void.
10489 * hash.h (hash_table_init_n, hash_table_init): Now return void.
10490 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
10491 (get_object_reference): Likewise.
10493 2001-02-04 Nick Clifton <nickc@redhat.com>
10495 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
10496 StrongARM1110, 10TDMI, and 1020T.
10498 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10500 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
10502 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
10504 * config/sh/sh.md (movdf load split): Pass register number to
10505 FP_OR_XD_REGISTER_P.
10507 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10509 * cppinit.c (BC): New macro.
10510 (builtin_array): Add __GXX_WEAK__.
10511 * cpplib.h (builtin_type): Add BT_WEAK.
10512 * cppmacro.c (builtin_macro): Handle BT_WEAK.
10513 * defaults.h (SUPPORTS_ONE_ONLY): Define.
10514 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
10516 2001-02-03 Jakub Jelinek <jakub@redhat.com>
10518 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
10520 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10522 * cpphash.h: Rename _ALIGN POOL_ALIGN.
10523 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10525 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10527 * cpphash.h: Rename ALIGN _ALIGN.
10528 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10530 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
10532 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
10533 compilation environment.
10534 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
10535 control over location of cygwin includes and libs.
10537 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10539 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
10541 2001-02-02 lars brinkhoff <lars@nocrew.org>
10543 * md.texi (Standard Names): remove reference to spur.md.
10545 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10547 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
10548 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
10549 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
10550 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
10551 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
10553 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10555 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
10556 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
10557 number before reload.
10558 (c4x_adjust_cost): Return zero before reload.
10559 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
10560 split before reload.
10562 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10564 * c4x.c (c4x_hard_regno_rename_ok): New.
10565 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
10566 * c4x.h (HARD_REGNO_RENAME_OK): Define.
10568 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10570 * diagnostic.h: Add missing "extern" in all declarations.
10572 2001-02-02 Alex Samuel <samuel@codesourcery.com>
10574 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
10575 as for gcc_gxx_include_dir.
10577 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
10579 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
10581 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10583 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
10584 label before alignment to be used as the braf base address.
10585 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
10587 (casesi_jump_2): Require at least TARGET_SH2.
10589 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
10590 truncation to 32-bit doubles on -m3e and -m4-single-only.
10592 2001-02-02 Mark Mitchell <mark@codesourcery.com>
10594 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
10595 the default when building a shared object.
10596 (init_spec): Use it.
10597 * testsuite/lib/g++.exp: Include the directory where libgcc
10598 is located to the LD_LIBRARY_PATH list.
10599 * invoke.texi (-shared-libgcc): Document the cases in which
10600 GCC defaults to using the shared libgcc.
10602 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10604 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
10605 unsigned is wide enough.
10606 (BITS_PER_SI): New.
10607 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
10608 (si_to_float): Likewise.
10609 (float_to_si, float_to_usi): Use BITS_PER_SI.
10611 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10613 * dwarf2out.c: Added explanation of abbreviations.
10614 (def_cfa_1): Added comments listing DWARF2 instructions.
10615 (cfa_temp_reg): Removed in favor of cfa_temp.
10616 (cfa_temp_value): Removed in favor of cfa_temp.
10617 (cfa_temp): New global variable.
10618 (dwarf2out_frame_debug_expr): Added extensive introductory
10619 comments explaining the function's transformations. Revised to
10620 use cfa_temp. Added some rtx checking. Generalize IOR case.
10621 (dwarf2out_frame_debug): Revised to use cfa_temp.
10622 (output_aranges): Cast as "unsigned" to avoid warning.
10623 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
10624 explain which instructions must be marked.
10626 2001-02-01 Richard Henderson <rth@redhat.com>
10628 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
10631 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
10633 * config/sh/crt1.asm (main_k): Modified so that start calls
10634 ___setup_argv_and_call_main.
10636 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
10638 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
10639 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
10640 and AVOID_LPASTE is cleared on meeting an unescaped newline.
10641 * cppmacro.c (builtin_macro): Set builtin flags here.
10642 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
10643 (replace_args): Clarify intent.
10644 (cpp_get_token): Macro expansion tokens get the saved flags.
10646 * cppmain.c (scan_buffer): Remove now-redundant print.printed
10649 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10651 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
10654 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10656 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
10657 returns Pmode pseudo, but we need ptr_mode.
10658 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
10659 Remove bogus conversions; use HOST_WIDE_INT for size.
10660 Don't use TARGET if wrong mode.
10662 * config/i386/i386.c (ix86_compute_frame_size): Allow
10663 stack_alignment_needed to be non-default even if size is zero.
10665 2001-01-31 Alan Modra <alan@linuxcare.com.au>
10667 * pa.c (hppa_init_pic_save): New function.
10668 * pa.h (hppa_init_pic_save): Declare.
10669 * pa.md (call, call_value, sibcall, sibcall_value): Use
10670 the above instead of duplicated code.
10672 * pa.c (hppa_encode_label): Correct size of alloca buffer
10673 so we don't overrun it. Correct leading `*' case.
10674 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
10675 need to handle `*@'.
10676 (FUNCTION_NAME_P): Likewise.
10678 2001-01-31 Richard Henderson <rth@redhat.com>
10680 * config.gcc (alpha-osf5): Use float-i128.h.
10682 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
10683 * config/float-i32.h: Likewise.
10684 * config/float-i64.h: Likewise.
10685 * config/float-sh.h: Likewise.
10686 * config/float-sparc.h: Likewise.
10688 2001-01-31 DJ Delorie <dj@redhat.com>
10690 * expmed.c (extract_bit_field): allow non-integral modes if we
10691 want to extract a whole register from itself.
10693 2001-01-31 Jakub Jelinek <jakub@redhat.com>
10695 * c-typeck.c (set_init_index): If first is equal to last, assume as
10696 if it was not a range at all.
10698 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10700 * config/fp-bit.c: Include tm.h.
10701 (float_to_si): Don't assume SImode is 32-bits wide.
10702 (float_to_usi): Likewise.
10704 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
10706 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
10708 (typename): Call pending_xref_error after parsing typed_typespecs.
10709 * c-decl.c (lookup_tag): Give error immediately rather than
10710 leaving it pending if the tag of the wrong type is in the same
10712 (xref_tag): Don't pedwarn for forward declarations of enum types
10714 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
10717 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10719 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
10721 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
10723 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
10724 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
10726 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
10728 * cpphash.h (struct cpp_reader): New saved_flags.
10729 * cppmacro.c (cpp_get_token): Use saved_flags to remember
10730 to avoid a paste after a pasted token.
10732 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10734 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
10735 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
10736 Wtype_MIN instead of LONG_MIN.
10738 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
10740 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
10742 * fixinc/fixincl.x: Regenerated.
10743 * fixinc/inclhack.def (irix_limits_const): New definition to
10744 convert "const" to "__const" in limits.h.
10746 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
10748 * fixinc/genfixes (AG): Fix "autogen4" thinko.
10750 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10752 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
10753 when register dies in the insn.
10755 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
10757 * diagnostic.c (fatal): Fix word wrap.
10759 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
10761 * combine.c (try_combine): Fix SUBREG setting for
10762 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
10764 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10766 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
10769 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
10771 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
10773 * toplev.c (decode_W_option): Update warn_larger_than
10774 unconditionally for each processed switch.
10776 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
10778 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
10780 (hppa_expand_prologue): Delete code to save pic offset table register
10781 in the function prologue.
10782 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
10783 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
10784 table register at the beginning of the function after the prologue.
10786 2001-01-29 lars brinkhoff <lars@nocrew.org>
10788 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
10790 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
10791 Jeff Law <law@redhat.com>
10793 * pa.md (return): Revise comment for trivial return.
10794 (return_internal): Non-trivial return pattern for non-PIC code.
10795 (return_internal_pic): Non-trivial return pattern for PIC code.
10796 It uses the PIC register to ensure it is restored after
10798 (epilogue): Generate appropriate return for PIC and non-PIC code.
10800 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
10802 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
10804 2001-01-29 DJ Delorie <dj@redhat.com>
10806 * combine.c (if_then_else_cond): Pass the correct mode to
10807 operand_subword() for constants.
10809 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
10811 * config/i386/cygwin.h: Add w32api to include search. Search different
10812 directories in a cross-build environment.
10814 2001-11-29 Tim Josling <tej@melbpc.org.au>
10816 * tree.h (TYPE_STUB_DECL): Add documentation.
10818 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
10820 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
10821 (sdbout_field_types): Likwise. Fix use of host_integerp.
10823 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
10825 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
10828 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
10830 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
10831 to use flag_gnu_linker.
10833 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
10835 * cpplib.c (T_BAD_DIRECTIVE): Remove.
10836 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
10838 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
10840 * tree.c, tree.h (build_parse_node): Remove; was identical to
10842 * c-lang.c (start_cdtor), objc/objc-act.c
10843 (build_module_descriptor): Use build_nt instead of
10846 2001-01-29 Jakub Jelinek <jakub@redhat.com>
10848 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
10849 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
10850 not have any upper bits set.
10852 2001-01-29 Phil Edwards <pme@sources.redhat.com>
10854 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
10856 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10858 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
10860 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
10862 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
10863 (integer_minus_one_node): Define.
10865 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
10867 * Makefile.in (bootstrap2-lean): Fix typo.
10869 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
10871 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
10872 : Don't set fe_value.
10873 * cpplib.h (AVOID_LPASTE): New flag.
10874 (struct cpp_hashnode): Remove fe_value.
10875 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
10876 * cppmacro.c (builtin_macro): Don't set flags here.
10877 (replace_args): Set AVOID_LPASTE flag on first token of an
10878 argument, and the token following it.
10879 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
10880 macro expansion, and on the token following it. Do it for
10882 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
10884 2001-01-27 Richard Henderson <rth@redhat.com>
10886 * config/alpha/t-ieee: Remove multilibbing.
10887 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10889 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10891 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
10893 * Makefile.in: Remove all dependencies on defaults.h.
10894 * builtins.c: Don't include defaults.h.
10895 * c-common.c: Likewise.
10896 * c-decl.c: Likewise.
10897 * c-pragma.c: Likewise.
10898 * c-typeck.c: Likewise.
10899 * combine.c: Likewise.
10900 * i386.c: Likewise.
10901 * frame-ia64.c: Likewise.
10902 * cppexp.c: Likewise.
10903 * crtstuff.c: Likewise.
10904 * dbxout.c: Likewise.
10905 * dwarf2out.c: Likewise.
10906 * dwarfout.c: Likewise.
10907 * emit-rtl.c: Likewise.
10908 * except.c: Likewise.
10909 * expr.c: Likewise.
10910 * final.c: Likewise.
10911 * frame-dwarf2.c: Likewise.
10912 * libgcc2.c: Likewise.
10913 * optabs.c: Likewise.
10914 * profile.c: Likewise.
10915 * sdbout.c: Likewise.
10916 * toplev.c: Likewise.
10917 * tradcif.y: Likewise.
10918 * tree.c: Likewise.
10919 * varasm.c: Likewise.
10921 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10923 * builtins.c (expand_builtin_fputs): Use size_one_node when
10924 transforming into fwrite.
10926 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
10928 * extend.texi (Attribute Syntax): New section.
10930 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10932 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
10933 they didn't need fixing.
10935 2001-01-27 Janis Johnson <janis@us.ibm.com>
10937 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
10939 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
10940 to remove macro definitions that are duplicated from elfos.h.
10942 2001-01-27 Richard Henderson <rth@redhat.com>
10944 * config/i386/sco5gas.h: Move ...
10945 * config/usegas.h: ... here.
10946 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
10948 2001-01-27 Jakub Jelinek <jakub@redhat.com>
10950 * c-typeck.c (struct constructor_stack): Add range_stack member.
10951 (really_start_incremental_init): Clear it.
10952 (push_init_level): Save constructor_range_stack and clear it if
10953 pushing explicit braces.
10954 (pop_init_level): abort if constructor_range_stack is non-zero at
10955 explicit closing brace. Restore saved constructor_range_stack if
10958 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
10960 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
10961 into register was forced into memory.
10963 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
10965 * Makefile.in: Remove uses of + before $(MAKE).
10967 2001-01-26 Richard Henderson <rth@redhat.com>
10969 * stmt.c (cost_table): Remove.
10970 (COST_TABLE, cost_table_initialized): New.
10971 (estimate_case_costs): Use the later instead of the former.
10972 (balance_case_nodes): Likewise.
10974 2001-01-26 Richard Henderson <rth@redhat.com>
10976 * alias.c (objects_must_conflict_p): Read-only slots may not
10977 conflict despite having the same type.
10979 2001-01-27 Michael Hayes <mhayes@redhat.com>
10981 * loop.c (loop_giv_reduce_benefit): Copy mode size into
10983 (check_ext_dependant_givs): Initialise u_start_val and
10985 (load_mems): Make last_max_reg unsigned.
10986 (try_swap_copy_prop): Use INSN_P and initialise set.
10988 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
10990 * README.AVR : Removed.
10992 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
10994 * pa-64.h (text_section): Remove declaration.
10996 * pa.md (return_internal): Remove mode on PIC register use.
10998 2001-01-25 lars brinkhoff <lars@nocrew.org>
11000 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
11001 ASM_CLOSE_PAREN): fix typos.
11003 2001-01-25 Mark Mitchell <mark@codesourcery.com>
11005 * acconfig.h: Define `const' to the empty string if neither
11006 __STDC__ nor __cplusplus is defined.
11007 * config.in: Regenerated.
11009 2001-01-25 David Edelsohn <edelsohn@gnu.org>
11011 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
11012 * collect2.c (main): Delete importf. Add ".obj" file extension.
11013 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
11014 (aix_std_libs): Add additional AIX libraries to skip.
11015 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
11016 * config/rs6000/aix51.h: New file.
11018 2001-01-25 Michael Hayes <mhayes@redhat.com>
11020 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
11021 (loop_insn_emit_before): No longer static.
11022 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
11023 (loop_givs_rescan, load_mems): Likewise.
11024 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
11025 (maybe_eliminate_biv_1):
11026 (move_movables): Replace emit_call_insn_before with
11027 loop_call_insn_hoist.
11028 * loop.h (loop_insn_emit_before): Add.
11029 * unroll.c (copy_loop_body): Replace emit_insn_before with
11030 loop_insn_emit_before.
11032 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
11034 * diagnostic.c (fatal): Request preprocessed source.
11036 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
11038 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
11039 olddecl has argument types and newdecl has none, use the argument
11040 types from olddecl.
11042 2001-01-24 Ulrich Drepper <drepper@redhat.com>
11044 * dwarf2out.c (prefix_of): New function. Determine longest common
11045 prefix of the two arguments. The units are whole path components.
11046 (output_file_names): When adding a new directory find the one entry
11047 with the longest common prefix already in the list. Artificially
11048 generate entry if there is none for this prefix.
11049 Fix test to check whether the zeroth directory entry is used.
11051 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
11053 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
11054 Changed all callers. Take it into account when deciding if a
11055 previously loaded value matches.
11057 2001-01-24 Richard Henderson <rth@redhat.com>
11059 * reload.c (find_reloads_subreg_address): Fail the substitution
11060 if the resulting address is insufficiently aligned.
11062 2001-01-24 DJ Delorie <dj@redhat.com>
11064 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
11065 check the original operand's mode also.
11066 * simplify-rtx.c (simplify_ternary_operation): Ditto.
11068 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11070 * c-parse.in (cast_expr): Move compound literals from here ...
11071 (primary): ... to here. Use standard terminology "compound
11072 literal" instead of "constructor expression".
11074 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11076 * gcc.1, cpp.1: Regenerate.
11078 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
11080 * calls.c (emit_library_call_value_1): Memory slot for
11081 pass-by-reference argument should have the mode of the argument,
11082 not of the pointer to it.
11084 2001-01-24 Tom Tromey <tromey@redhat.com>
11086 * gcc.texi (G++ and GCC): Mention gcj manual.
11087 (Standards): Link to section of manual mentioning gcj/Java
11090 2001-01-24 Jakub Jelinek <jakub@redhat.com>
11092 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
11093 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
11094 * tradcpp.c (main): Add -imacros or -include'd dependencies
11096 * cpp.texi (-M, -MM): Document -M -include behaviour.
11098 2001-01-24 Roger Collins <roger@ProProject.com>
11100 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
11102 2001-01-24 Will Cohen <wcohen@redhat.com>
11104 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
11105 whether registers are 32 bits or 64 bits in size.
11107 2001-01-24 Ben Elliston <bje@redhat.com>
11109 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
11111 2001-01-24 Richard Henderson <rth@redhat.com>
11113 * config/alpha/alpha.md (builtin_longjmp_internal): New.
11114 (builtin_longjmp): Use it instead of emit_indirect_jump.
11116 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
11118 * bb-reorder.c (make_reorder_chain_1): Handle case where
11119 jump edge goes to the same block as the fallthru edge.
11121 2001-01-23 Jim Wilson <wilson@redhat.com>
11123 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
11124 * frame.h (__ia64_personality_v1): Add prototype.
11125 * libgcc2.c (ia64_throw_helper): Change personality declaration to
11126 prototype form. Add void * cast to first argument to personality
11128 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
11129 (asctoe113): Likewise.
11130 * config/ia64/frame-ia64.c: Include eh-common.h.
11131 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
11133 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
11135 (itanium_split_issue): Add prototype.
11136 (gen_nop_type): Ifdef out.
11137 (find_best_packet): Initialize best_packet.
11138 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
11140 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
11141 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
11142 (flushrs): Add explicit stop bit at end.
11143 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
11146 2001-01-23 Chris Demetriou <cgd@broadcom.com>
11148 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
11150 * libgcc2.c (__terminate_func): Make variable static.
11151 (__terminate_set_func): New function to set __terminate_func.
11152 * libgcc2.h (__terminate_func_ptr): New typedef.
11153 (__terminate_set_func): New function.
11155 2001-01-23 Richard Henderson <rth@redhat.com>
11157 * flow.c (init_propagate_block_info): Don't consider unchanging
11158 memories for dead frame store elimination.
11160 2001-01-23 Richard Henderson <rth@redhat.com>
11162 * varasm.c (UNIQUE_SECTION): Move default implementation ...
11163 * defaults.h: ... here.
11165 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11167 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
11169 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
11171 * c-lex.c (lex_charconst): Fix typo: s/p/str.
11173 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11175 * rs6000.h (rs6000_return_addr): Move prototype from here...
11176 * rs6000-protos.h (rs6000_return_addr): ...to here.
11177 (rs6000_init_expanders): Delete prototype.
11179 2001-01-23 Nick Clifton <nickc@redhat.com>
11181 * invoke.texi: Replace , with \, inside @gccoptlist macros.
11182 (Spec Files): Document %B and %j and %. and %v3 and %M and
11183 %{S*&T} spec switches.
11185 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11187 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
11189 2001-01-23 Chris Demetriou <cgd@sibyte.com>
11190 Neil Booth <neil@daikokuya.demon.co.uk>
11192 * cpperror.c: Merge handlers of PEDWARN and WARNING.
11193 Have -Werror make pedantic warnings errors, like the
11196 2001-01-23 Phil Edwards <pme@sources.redhat.com>
11198 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
11200 2001-01-23 Jakub Jelinek <jakub@redhat.com>
11202 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
11203 * integrate.c (expand_inline_function): Initialize them.
11204 (subst_constants): If changing COMPARE so that both its arguments
11205 will be VOIDmode and the comparison mode will be lost, note
11206 compare_mode. Use the recorded compare_mode to optimize
11209 2001-01-23 Jason Merrill <jason@redhat.com>
11211 * dwarf2out.c (new_die): Use xcalloc.
11212 (output_die): Abort rather than emit a local reference to offset 0.
11214 2001-01-17 Andrew Haley <aph@redhat.com>
11216 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
11217 of a saved register; return NULL instead.
11218 (copy_reg): Take a pointer to a source register rather than a
11220 (next_stack_level): Remember the address in the stack frame of all
11222 Use the saved register pointer array as the source of the CFA.
11223 (throw_helper): Rewrite. Unwind once rather than twice and keep
11224 track of saved registers as we go.
11226 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11228 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
11229 * c4x.c (c4x_legitimize_reload_address): Remove.
11230 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
11231 reload address for ldp(k) insn.
11233 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
11235 * pa.md (return_internal): Add a USE of the PIC register to ensure
11236 it is restored after each call.
11237 (return expander): Corresponding changes.
11239 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11241 * rs6000.h (INIT_EXPANDERS): Delete.
11242 (RETURN_ADDR_RTX): Call rs6000_return_addr().
11243 * rs6000.c (rs6000_override_options): Call *_machine_status from
11245 (rs6000_init_expanders): ...instead of here. Delete.
11246 (rs6000_mark_machine_status): New function.
11247 (rs6000_init_machine_status): Use xcalloc.
11248 (rs6000_return_addr): Generate RTX for the return address.
11249 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
11250 (rs6000_stack_info): Use it.
11252 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
11254 * gthr-win32.h: Include errno.h to get a declaration for
11255 EINVAL and _mingw.h if the target is mingw32.
11257 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
11259 * cpp.texi: Correct typos.
11261 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11263 * explow.c (probe_stack_range): Ensure value passed to
11264 stack_check_libfunc is ptr_mode, not Pmode.
11266 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
11268 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
11269 case, don't use operand_subword to calculate a SUBREG that is
11272 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
11274 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11276 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
11277 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
11278 valid. If not replace it by equivalent insns.
11280 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11282 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
11283 contains SYMBOL_REF, LABEL_REF and CONST_INT.
11284 (c4x_U_constraint, symbolic_address_operand): Likewise.
11285 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
11287 (c4x_r11_set_p, c4x_check_laj_p): New functions.
11288 * c4x-protos.h (c4x_check_laj_p): Add prototype.
11289 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
11290 anulling slot because of silicon bug.
11291 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
11293 2001-01-22 Alan Modra <alan@linuxcare.com.au>
11295 * cppexp.c (parse_charconst): Change `mask' type to agree
11298 2001-01-21 Richard Henderson <rth@redhat.com>
11300 * config/i386/i386.c (ix86_asm_file_end): Disable putting
11301 pic_label_name in a linkonce section.
11303 2001-01-17 Philipp Thomas <pthomas@suse.de>
11305 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
11307 * configure: Regenerate.
11309 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
11311 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
11312 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
11314 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
11316 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
11317 If REVERSE nonzero then condition code in X must be reversed.
11318 (encode_section_info): Optimise if/else.
11319 (avr_function_value): Fix formatting.
11321 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
11322 (difficult_branch): Likewise.
11323 (rvbranch): Likewise.
11324 (difficult_rvbranch): Likewise.
11326 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
11328 * config/avr/libgcc.S: Fix comment.
11330 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11332 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
11334 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11336 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
11338 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11340 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
11341 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
11342 * configure, config.in: Regenerate.
11343 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
11344 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
11345 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
11346 (doprint.o): New rule.
11348 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
11350 * c-typeck.c (digest_init): Handle boolean types as scalars.
11352 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11354 * stmt.c (expand_return): Don't return anything if size is zero.
11355 Delete redundant assignment to BYTES.
11356 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
11358 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
11360 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
11361 the same as the default library function names.
11362 * config/avr/avr.md: Document special characters after '%'.
11363 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
11364 knowing which of the call-used registers are really clobbered.
11365 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
11366 New. Both quotient and remainder from one libgcc.S call.
11367 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
11368 clobber as few registers as possible.
11369 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
11371 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
11373 * cppmacro.c (funlike_invocation_p): Don't move back up to the
11374 context of the top of the stack.
11376 2001-01-20 Jakub Jelinek <jakub@redhat.com>
11378 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
11379 (fixup_var_refs_insns): ...here.
11381 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
11383 * function.c (fixup_var_refs_insns): Break up into
11384 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
11385 [loop over entire insn list], and fixup_var_refs_insns_with_hash
11386 [loop over hash table entries].
11387 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
11388 fixup_var_refs_insns_with_hash, to match above changes.
11390 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
11392 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
11393 (libgcc.a): Likewise.
11394 (stmp-multilib): Likewise.
11395 (STAGE2_FLAGS_TO_PASS): Likewise.
11397 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
11399 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
11400 temporary if no_new_pseudos.
11402 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
11404 * cppinternals.texi: Update.
11406 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
11408 * arm.c (arm_init_builtins): Re-enable builtins.
11410 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11412 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
11413 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
11414 element to be null, and always expect an EXPR_LIST.
11415 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
11416 * sched-deps.c (sched_analyze_1): Likewise.
11417 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11419 * regclass.c (max_set_parallel): New variable.
11420 (reg_scan): Take it into account in computation of max_parallel.
11421 (reg_scan_mark_refs, case SET): Compute it.
11423 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
11425 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
11426 * function.c (assign_parms): Use INTVAL for a CONST_INT.
11428 2001-01-19 Jason Merrill <jason@redhat.com>
11430 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
11431 for the abstract instance of an inline function.
11433 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
11434 J"orn Rennecke <amylaar@redhat.com>
11436 * reload1.c (move2add_note_store): Treat all registers directly or
11437 indirectly derived from a base register as members of the same set
11439 (reload_cse_move2add): Adjust accordingly. Take mode and offset
11440 of base register into account.
11442 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
11444 * alias.c (find_base_value): Recognize TRUNCATE.
11445 (record_set): In PLUS case, invalidate if other summand is also a
11448 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11450 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
11451 entry to be EXPR_LIST.
11452 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
11453 be an EXPR_LIST (but not null, which other code doesn't allow).
11454 (note_stores): Properly handle PARALLEL in SET.
11455 Recursively call for top-level PARALLEL.
11456 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
11457 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11459 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
11461 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
11463 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
11464 not pfile->skipping (== 0).
11466 2001-01-17 Nick Clifton <nickc@redhat.com>
11468 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
11471 2001-01-17 Jim Wilson <wilson@redhat.com>
11473 * invoke.texi (IA-64 options): Improve.
11475 2001-01-17 Tom Tromey <tromey@redhat.com>
11477 * invoke.texi (Optimize Options): Use `{}' to around @samp
11480 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
11482 * invoke.texi (-fno-guess-branch-probability): New option.
11484 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11486 * combine.c (try_combine): Don't set i3_subst_into_i2 for
11487 case of making new double-word constant.
11488 Revert last change: instead just test i3_subst_into_i2.
11490 2001-01-17 Jakub Jelinek <jakub@redhat.com>
11492 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
11493 Use q constraints instead of r.
11495 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
11497 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
11498 (machine_function): Define.
11499 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
11500 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
11501 pa_free_machine_status): New functions.
11502 (override_options): Set {init,mark,free}_machine_status to above.
11503 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11504 PIC_OFFSET_TABLE_REGNUM_SAVED.
11505 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11506 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
11507 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
11508 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
11509 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
11511 2001-01-15 DJ Delorie <dj@redhat.com>
11513 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
11517 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11519 * flow.c (propagate_one_insn): Make trying to delete a prologue
11520 or epilogue insn an ICE, not a warning. Allow doing this if
11521 the current function returns with stack pointer depressed.
11523 * combine.c (try_combine): If i3_subst_into_i2, properly check for
11524 I3 having more than one SET.
11526 2001-01-16 Jim Wilson <wilson@redhat.com>
11528 * invoke.texi: Document IA-64 options.
11530 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
11531 (fixup_errata): Delete TARGET_A_STEP use.
11532 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
11533 (TARGET_SWITCHES): Delete -ma-step option.
11534 * config/ia64/ia64.md (all FP patterns): Delete %B0.
11535 (movqicc_astep, movqi_internal_astep, movhicc_astep,
11536 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
11537 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
11538 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
11539 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
11541 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
11542 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
11543 cmovsi_internal): Delete ! TARGET_A_STEP check.
11545 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11547 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
11548 possibility to report bugs via postal mail. Change a URL and
11549 merge in a nearly duplicate statement...
11550 (Bug Reporting): ...from here.
11551 (Service): Refer to the Bug Reporting section instead of
11552 duplicating an URL.
11553 (Contributing): Remove trivial explanations concerning snapshots.
11555 2001-01-16 Alan Modra <alan@linuxcare.com.au>
11557 * cppmain.c (general_init): Don't use ANSI prototype.
11559 2001-01-16 Tom Tromey <tromey@redhat.com>
11561 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
11563 2001-01-16 Richard Henderson <rth@redhat.com>
11565 * config/i386/i386.h: Fix comment typo.
11566 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
11567 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
11569 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11571 * gcc.c: Revert previous -fsyntax-only-related change; move
11574 2001-01-16 Jakub Jelinek <jakub@redhat.com>
11576 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
11577 inmode after checking GET_CODE (op).
11579 2001-01-16 Richard Henderson <rth@redhat.com>
11581 * flow.c (struct propagate_block_info): Add mem_set_list_len.
11582 (MAX_MEM_SET_LIST_LEN): New.
11583 (propagate_one_insn): Update mem_set_list_len.
11584 (invalidate_mems_from_autoinc): Likewise.
11585 (invalidate_mems_from_set): Likewise.
11586 (mark_used_regs): Likewise.
11587 (init_propagate_block_info): Likewise. Stop collecting memories
11588 when we reach MAX_MEM_SET_LIST_LEN.
11589 (mark_set_1): Likewise.
11591 2001-01-16 Richard Henderson <rth@redhat.com>
11593 * unroll.c (precondition_loop_p): Fail if no iteration
11596 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11598 * gcc.c: When -fsyntax-only is given, do not complain about
11601 2001-01-15 Richard Henderson <rth@redhat.com>
11603 * config/i386/i386.c (asm_output_function_prefix): Remove.
11604 (ix86_asm_file_end): New.
11605 (load_pic_register): Generate pic_label_name into a
11606 staticly allocated buffer.
11607 * config/i386/i386-protos.h: Update.
11608 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
11609 (ASM_FILE_END): New.
11610 * config/i386/i386afe.h: New file.
11611 * config.gcc (i?86-*-elf) [tm_file]: Use it.
11612 (i?86-*-{freebsd,linux*,moss*}): Likewise.
11613 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
11614 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
11615 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
11616 * config/i386/sco5.h (ASM_FILE_END): Likewise.
11617 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
11619 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
11621 * Makefile.in (install-man): Remove explicit dependency on
11624 * configure.in, configure: Revert previous patch requiring perl
11627 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
11629 * toplev.c (flag_guess_branch_prob): New.
11630 (f_options): Add guess-branch-probability option.
11631 (rest_of_decl_compilation): Only estimate branch probability if
11633 (main): set flag_guess_branch_prob.
11635 * flags.h (flag_guess_branch_prob): New.
11637 2001-01-15 DJ Delorie <dj@redhat.com>
11639 * gcc.texi (Makefile): Add documentation for Makefile targets.
11641 2001-01-15 Philip Blundell <philb@gnu.org>
11643 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
11645 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
11646 (is_pic): Delete declaration.
11647 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
11648 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
11649 * config/arm/arm.md (builtin_setjmp_receiver): New.
11651 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11653 * arm.c (use_return_insn): Don't try to determine the function type
11654 until after reload has completed.
11655 (arm_output_epilogue): Don't adjust the sp value recovered from the
11657 (emit_multi_reg_push): Don't record dwarf information for the pc.
11658 * arm.md (eh_epilogue): The function type may have changed, so it
11659 needs to be recalculated.
11660 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
11661 unwind tables on arm/netbsd.
11663 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11665 * arm.md (cbranchsi4): Correct calculation of branch ranges.
11666 (negated_cbranchsi4): Likewise.
11668 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11670 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
11671 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11672 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
11673 pass -mapcs-* options to assembler.
11674 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
11675 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11676 (ASM_SPEC): Call subtarget_extra_asm_spec.
11678 2001-01-15 Andreas Jaeger <aj@suse.de>
11680 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
11682 (ix86_expand_builtin): Likewise.
11684 * gencodes.c (output_predicate_decls): Make i size_t to avoid
11685 warning about comparison between signed and unsigned.
11687 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
11689 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
11691 2001-01-14 Ralf Baechle <ralf@gnu.org>
11693 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
11694 SUBTARGET_CPP_SPEC apropriatly.
11696 2001-01-12 Mark Mitchell <mark@codesourcery.com>
11698 * varasm.c (make_decl_rtl): Fix typo in last change.
11700 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
11702 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
11703 linker supports the init_priority C++ attribute.
11704 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
11705 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
11706 linker does not support init_priority C++ attribute.
11708 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
11710 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
11712 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
11714 * c-parse.in (finish_parse): Add comment about cpp_destroy.
11715 * cp/lex.c (finish_parse): Similarly.
11716 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
11717 Return the number of errors encountered.
11718 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
11719 * cppmain.c (main): Don't call cpp_destroy.
11721 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
11723 * configure.in: Require at least perl 5.6.0 to regenerate
11725 * configure: Regenerate.
11727 2001-01-14 Richard Henderson <rth@redhat.com>
11729 * genrecog.c (DT_veclen_ge): New.
11730 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
11731 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
11732 (nodes_identical_1): Handle DT_veclen_ge.
11733 (write_cond, debug_decision_2): Likewise.
11735 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
11737 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
11739 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
11741 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
11743 * cppmain.c (do_preprocessing): New function; most of the old
11745 (main): Call it to do most of the work.
11746 (cb): Move from global scope to set_callbacks ().
11747 (setup_callbacks): Get the callback pointer.
11748 (general_init, printer_init): Clean up code and comments.
11750 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
11752 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
11755 2001-01-14 Kazu Hirata <kazu@hxi.com>
11757 * config/h8300/h8300.c (get_shift_alg): Update comments.
11759 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11761 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
11762 (alloc_page, ggc_alloc): Add casts to remove warnings.
11764 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
11766 * combine.c (simplify_comparison): Don't change `code' when
11767 can't reverse comparison.
11769 2001-01-14 Richard Henderson <rth@redhat.com>
11771 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
11772 update all call sites. Return true for all non-label constants.
11774 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
11776 * i386.c (ix86_expand_compare): Add bypass_test and second_test
11778 (ix86_expand_branch): Update.
11779 (ix86_expand_setcc): Update to handle multiple test conditions.
11780 (expand_int_movcc): Likewise.
11781 (expand_fp_movcc): Likewise.
11782 * i386-protos.h (ix86_expand_compare): New.
11783 * i386.md (andqi_?_slp, orqi_?_slp): New.
11784 (conditional trap expander): Update call to ix86_expand_compare.
11786 2001-01-14 Richard Henderson <rth@redhat.com>
11788 * config/vax/vax.md: Use nonimmediate_operand instead of
11789 general_operand in destinations.
11791 * config/vax/vax.md (indirect_jump): Use register_operand.
11793 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
11794 * config/vax/vax.md (call_pop): Turn into an expander.
11795 (call_value_pop): Likewise.
11796 (call, call_value): New.
11798 2001-01-14 Andreas Jaeger <aj@suse.de>
11800 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
11802 (ix86_fp_compare_mode): Add unused attribute.
11803 (ix86_expand_fp_movcc): Remove unused variable.
11804 (ix86_expand_builtin): Make fcode unsigned.
11806 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
11807 (expand_expr): Add cast to avoid signed warning.
11808 (store_field): Likewise.
11809 (store_constructor_field): Likewise.
11810 (store_constructor): Likewise.
11811 (store_expr): Likewise.
11812 (clear_storage): Likewise.
11813 (emit_group_store): Likewise.
11814 (emit_group_load): Likewise.
11816 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11818 * c-common.c: Move format checking code to ...
11819 * c-format.c: ... here. New file. Reorder some functions and
11821 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
11823 * c-common.h (decl_handle_format_attribute,
11824 decl_handle_format_arg_attribute): Declare.
11825 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
11826 (c-common.o): Adjust dependencies.
11827 (c-format.o): New list of dependencies.
11829 2001-01-13 Jakub Jelinek <jakub@redhat.com>
11831 * unroll.c (loop_iterations): If we cannot prove iteration variable
11832 is set once in each iteration, punt.
11834 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
11836 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
11837 (*strlenhi): Remove clobber (which was buggy) of output address.
11839 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11841 * Makefile.in (generated-manpages): Add gcc.1
11842 ($(srcdir)/gcc.1): New target.
11843 (maintainer-clean): Delete $(srcdir)/gcc.1.
11844 * gcc.texi: Add macros @gccoptlist and @gol.
11845 * invoke.texi: Include option summary in manpage. Mark up option
11846 summary with @gccoptlist and @gol. Use @r in one place where
11848 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
11849 * gcc.1: Generate from invoke.texi.
11851 2001-01-13 Richard Henderson <rth@redhat.com>
11853 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
11854 (struct page_entry): Add group member.
11855 (struct page_group): New.
11856 (struct globals): Add page_groups member.
11857 (alloc_anon): Only define for using mmap; remove valloc call.
11858 (page_group_index): New.
11859 (set_page_group_in_use): New.
11860 (clear_page_group_in_use): New.
11861 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
11862 (free_page, release_pages): Likewise.
11863 * configure.in (with-gc): Default to ggc-page always.
11865 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
11867 * reload1.c (replace_pseudos_in_call_usage): Use
11868 reg_equiv_constant and reg_equiv_address, and don't try
11869 regno_reg_rtx first.
11871 2001-01-13 Richard Henderson <rth@redhat.com>
11873 * ggc-page.c (alloc_page): Round up allocation size to one page.
11874 Set e->order on extra pages.
11876 2001-01-13 Richard Henderson <rth@redhat.com>
11878 * genrecog.c (nodes_identical): Expand commentary.
11879 (write_switch): Watch out for identical nodes.
11881 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11883 * cppfiles.c (_cpp_fake_include): New function.
11884 * cpphash.h (_cpp_fake_include): New.
11885 * cpplib.c (do_line): Call _cpp_fake_include when entering
11886 header files in preprocessed input.
11887 * cppmain.c (cb_pragma_implementation): Remove handling.
11888 (setup_callbacks): Don't register pragmas.
11890 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11892 * extend.texi: Udate for CPP.
11894 2001-01-13 Andreas Jaeger <aj@suse.de>
11896 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
11898 * regmove.c: Add prototype for replace_in_call_usage.
11900 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11902 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
11903 struct cpp_chunk, struct htab, struct toklist,
11904 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
11905 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
11906 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
11907 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
11908 (struct macro_args): Delete.
11909 * cpphash.h: See above.
11911 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11913 * cppmain.c (struct printer): Remove no_line_dirs.
11914 (options, cb): New.
11915 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
11916 : Use options rather than CPP_OPTION.
11917 (setup_callbacks): Use cb rather than pfile->cb.
11918 (main): No need to check for a buffer. Use cpp_errors.
11919 (printer_init): Don't set no_line_dirs.
11920 (maybe_print_line): Use options not no_line_dirs.
11921 (cb_file_change): Don't call print_line if -P.
11923 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11925 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
11927 * c-parse.in (finish_parse): Use cpp_errors.
11928 (__yylex): Use return value of cpp_pop_buffer.
11929 * cp/lex.c (finish_parse): Use cpp_errors.
11930 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
11932 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
11934 * README.AVR: URLs corrected.
11936 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11938 * c-decl.c (start_function): Don't warn if old prototype is builtin
11939 that's not in C's namespace.
11940 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
11941 (_bb): Add prototype for ctime.
11942 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
11944 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
11946 * i386.c (ix86_fp_comparison_arithmetics_cost,
11947 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
11948 ix86_fp_comparison_cost): New functions.
11949 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
11950 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
11951 two-branch sequences; make static.
11952 (ix86_use_fcomi_compare): Do decision according to the costs.
11953 (split_fp_branch): New.
11954 * i386.md (compare-and-branch patterns): Use split_fp_branch.
11955 * i386-protos.h (ix86_expand_fp_compare): Remove
11956 (ix86_split_fp_branch): Declare.
11958 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
11959 and ix86_comparison_operator.
11961 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
11962 to make it cheaper.
11964 * i386.c (put_condition_code): Output properly the unordered/ordered
11965 compares in fp case.
11966 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
11968 * tm.texi (REVERSE_CONDITION): Document.
11969 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
11970 in -ffast-math mode.
11971 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
11973 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
11975 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
11977 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
11980 * config/sh/sh.c (mova_p): Fix test for mova_const.
11982 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11984 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
11985 cpp_get_options rather than dereferencing pfile and using
11987 * scan-decls.c (scan_decls): Use return value of
11988 cpp_pop_buffer rather than CPP_BUFFER.
11990 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11992 * cppinit.c (cpp_handle_option): help_only is now part of the
11993 cpp_options structure.
11994 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
11995 cpp_set_callbacks): New functions.
11996 * cpplib.h (cpp_callbacks): Break out as a named structure.
11997 (cpp_options): Move help_only here from cpp_reader.
11998 (CPP_FATAL_ERRORS): Update to use cpp_errors.
11999 (cpp_errors, cpp_get_options, cpp_get_callbacks,
12000 cpp_set_callbacks): New prototypes.
12001 * cppmain.c (main): Update for help_only.
12003 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12005 * Makefile.in (info, maintainer-clean, install-info, uninstall):
12006 Also build and remove and install and uninstall c-tree.info and
12008 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
12009 ($(srcdir)/cppinternals.info): New target.
12010 * c-tree.texi: Change file name used when makeinfo used without -o
12011 from ir.info to c-tree.info. Add info directory entry.
12012 * cppinternals.texi: Add info directory entry.
12013 * .cvsignore: Update.
12015 2001-01-12 Jakub Jelinek <jakub@redhat.com>
12017 * c-typeck.c (store_init_value): Don't require constant initializer
12018 elements with -pedantic -std=c99.
12019 (digest_init): Change error about non-constant initializer elements
12021 (constructor_range_end): Remove.
12022 (constructor_incremental, designator_depth,
12023 designator_errorneous): New variables.
12024 (struct constructor_stack): Remove range_end, add incremental.
12025 (struct constructor_range_stack, constructor_range_stack): New.
12026 (struct initializer_stack): Add constructor_range_stack.
12027 (finish_init): Set it.
12028 (start_init): Likewise. require_constant_elements for non-static
12029 trees only if not flag_isoc99.
12030 (really_start_incremental_init): Remove constructor_range_end, add
12031 constructor_incremental.
12032 (pop_init_level): Likewise.
12033 (push_init_level): Likewise. If implicit and the subobject had some
12034 value set already, preinitialize the level with it.
12035 Warn about missing braces only if not pushing due to designators.
12036 (set_designator, push_range_stack): New functions.
12037 (set_init_label): Use them.
12038 (set_init_index): Likewise. Remove constructor_range_end.
12039 Error if designator index is outside of array bounds.
12040 (add_pending_init): Compare values of purpose index trees, not the
12041 trees themselves. Allow overwriting of already initialized element.
12042 Issue a warning if it had side-effects.
12043 (set_nonincremental_init, set_nonincremental_init_from_string): New
12045 (pending_init_member): Rename to...
12046 (find_init_member): ...this function. Call set_nonincremental_init
12047 if necessary. Compare values of purpose index trees, not the trees
12048 themselves. Return the actual value, not just non-zero if something
12050 (output_init_element): Remove checks for duplicates.
12051 If field has zero size, only check the initializer for correctness.
12052 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
12053 if constructor_incremental is zero. Change error about initializers
12054 not computable at load time into pedwarn.
12055 (output_pending_init_elements): Compare bit positions, not
12056 FIELD_DECLs to take into account zero-sized fields.
12057 (process_init_element): Use constructor_range_stack to fill all
12058 ranges in the designator lists from current level up.
12059 * extend.texi: Update documentation for labeled elements.
12061 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
12063 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
12064 to function usage for arguments passed by reference. Optimize
12065 callee-copied arguments.
12066 * regmove.c (replace_in_call_usage): New function.
12067 (fixup_match_1): Call it.
12068 * cse.c (cse_insn): Canonicalize registers in function usage.
12069 * reload1.c (replace_pseudos_in_call_usage): New function.
12072 * Makefile.in: Reverted yesterday's wrong patch. Installed the
12075 2001-01-12 Jakub Jelinek <jakub@redhat.com>
12077 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
12080 2001-01-12 DJ Delorie <dj@redhat.com>
12082 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
12083 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
12086 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12088 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
12089 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
12090 -std options alongside references to -ansi. Update some
12091 documentation for C99.
12092 * cpp.1: Regenerate.
12094 2001-01-12 Andreas Jaeger <aj@suse.de>
12096 * haifa-sched.c (restore_line_notes): Remove argument block B
12098 * sched-ebb.c (schedule_ebb): Change caller.
12099 * sched-rgn.c (schedule_region): Likewise.
12100 * sched-int.h (restore_line_notes): Adjust prototype.
12102 * loop.h: Remove wrong declaration of doloop_condition_get.
12104 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12106 * extend.texi: Move C++-extension-related node from the C section
12107 into the C++ section.
12109 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12111 * extend.texi: Refer to an array of pointers to functions instead
12112 of one of functions.
12114 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
12115 Jan Hubicka <jh@suse.cz>
12117 * combine.c (reversed_comparison): Fix typo in last patch.
12119 (combine_reversed_comparison_code): Make static to follow
12120 prototype declaration.
12122 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12124 * install.texi: Remove misplaced duplicate entry.
12126 2001-01-11 Ulrich Drepper <drepper@redhat.com>
12128 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
12130 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
12132 * final.c: (leaf_function_p): Fix typo.
12134 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
12136 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
12137 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
12139 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
12140 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
12141 mmap_anon, and valloc is available.
12142 * ggc-page.c: Restructure ifdef logic to match new autoconf
12143 spec. Don't throw away the test page in init_ggc.
12145 * configure, config.in: Regenerate.
12147 2001-01-12 Michael Hayes <mhayes@redhat.com>
12149 * loop.h (total_biv_increment): Constify iv_class pointer.
12150 (struct induction): Replace `mem_mode' with `mem' rtx.
12151 * unroll.c (total_biv_increment): Constify iv_class pointer.
12152 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
12153 (find_mem_givs, combine_givs_p): Likewise.
12154 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
12156 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
12158 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
12160 (__gthread_getspecific): Ditto.
12162 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
12164 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
12165 put_condition_code): Convert fp comparison codes to integer
12167 (ix86_expand_fp_compare): Postnote the fp comparison code converison
12170 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
12171 * i386-protos.h (no_comparison_operator): Kill.
12173 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
12175 * combine.c (REVERSIBLE_CC_MODE): Remove.
12176 (reversible_comparison_p): Remove.
12177 (combine_reversed_comparison_code): New.
12178 (reversed_comparison): New.
12179 (combine_simplify_rtx): Use
12180 combine_reversed_comparison_code/reversed_comparison instead
12181 of reversible_comparison_p.
12182 (simplify_if_then_else): Likewise.
12183 (simplify_set): Likewise.
12184 (simplify_logical): Likewise.
12185 (if_then_else_cond): Likewise.
12186 (known_cond): Likewise.
12187 (simplify_comparison): Likewise.
12189 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
12191 * builtins.c (std_expand_builtin_va_start): Handle varargs when
12192 sizeof (int) is larger than sizeof(__word__).
12194 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12196 * cppinit.c (do_includes): Fix typo.
12198 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12200 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
12201 in S_REGS does not occur because not all sources are possible
12202 when a S_REGS is a destination (sometimes needs a clobber).
12203 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
12204 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
12205 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
12206 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
12207 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
12208 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
12209 (lshrdi_const1, lshrsi3_const16): Likewise.
12210 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
12211 (*movhi_68hc12, *movqi_68hc12): Likewise.
12212 (movstrictqi): Make sure reloading in D_REGS as a destination
12215 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12217 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
12219 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12221 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
12222 -D, -U and -A, and don't initialize the builtins.
12223 (do_includes): Error if -include or -imacros with -fpreprocessed.
12224 * cppmain.c (cb_define, cb_undef): Unconditionally process
12226 * tradcpp.c (main): Fix typo.
12228 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
12230 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
12231 (read_name_map): Use IS_ABSOLUTE_PATH.
12232 * tradcpp.c (get_filename): Likewise.
12234 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12236 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
12237 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
12238 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
12239 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
12240 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
12241 (cmphi_z_used): Don't use '@' for the output.
12242 (tstqi_z_used): Likewise.
12243 (cmpqi_z_used): Likewise.
12244 (one_cmplsi2): Likewise.
12246 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12248 * config/sh/sh.c (barrier_align): Recognize branch around far
12249 branch and redundant insn.
12251 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12253 * invoke.texi: Restore documentation of the drivers' switches -MD
12256 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12258 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
12260 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
12261 check-objc//%): Support parallel testing of multilibs.
12262 (TESTSUITEDIR): Set to testsuite by default, but override for
12264 (check-gcc, check-g++, check-g77, check-objc): Enter
12267 2001-01-11 Bernd Schmidt <bernds@redhat.com>
12269 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
12270 * sched-deps.c (deps_may_trap_p): Likewise.
12271 * basic-block.h: Remove a comment.
12272 * flow.c (PROP_POSTRELOAD): Remove.
12273 (update_life_info): Don't add it to prop_flags.
12274 (mark_set_1): Lose the code that was enabled by it.
12276 2001-01-11 Michael Hayes <mhayes@redhat.com>
12278 * flow.c (flow_call_edges_add): New.
12279 * basic_block.h (flow_call_edges_add): New.
12281 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
12283 * reload1.c (move2add_note_store): Update reg_set_luid even if
12284 base reg remains the same.
12286 2001-01-10 Nick Clifton <nickc@redhat.com>
12288 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
12289 machine_function structure to zero.
12290 Add prototypes for machine_status functions.
12292 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12294 * c-common.h (CTI_VOID_LIST): Remove.
12295 (void_list_node): Likewise.
12296 * tree.h (TI_VOID_LIST_NODE): New enumeral.
12297 (void_list_node): New macro.
12298 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
12299 * config/i386/i386.c (ix86_init_builtins): Likewise.
12300 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
12302 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12304 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
12305 * cppinit.c (cpp_start_read): Update comment, remove unneeded
12307 * tradcpp.c: Include mkdeps.h.
12308 (deps, print_deps_phony_targets, deps_append, output_deps,
12309 init_dependency_output, output_deps): New.
12310 (deps_buffer, deps_allocated_size, deps_size, deps_column,
12311 deps_output): Delete.
12312 (print_deps_missing_files): Rename deps_missing_files.
12313 (inhibit_output): Make global.
12314 (main): Delete inhibit_output, deps_stream, deps_target.
12315 Use mkdeps functionality in the same way as cpplib. Remove
12316 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
12317 -M and -MM. Remove old handling of deps via deps_out, and
12318 old reading of environment variables.
12319 (get_filename): Update to use deps_add_dep.
12321 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12323 * output.h (make_function_rtl): Remove prototype.
12324 (make_decl_rtl): Likewise.
12325 * varasm.c (make_function_rtl): Remove.
12326 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
12327 than from a third parameter.
12328 * tree.h (make_decl_rtl): Remove last parameter.
12329 * c-decl.c (builtin_function): Remove last argument in call to
12330 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
12331 (start_function): Likewise.
12332 * except.c (call_get_eh_context): Likewise.
12333 * expr.c (emit_block_move): Likewise.
12334 (clear_storage): Likewise.
12335 * profile.c (output_func_start_profiler): Likewise.
12336 * toplev.c (rest_of_decl_compilation): Likewise.
12337 * objc/objc-act.c (create_builtin_decl): Likewise.
12338 (synth_module_prologue): Likewise.
12339 (generate_static_reference): Likewise.
12340 (build_selector_reference_decl): Likewise.
12341 (build_class_reference_decl): Likewise.
12342 (build_objc_string_decl): Likewise.
12343 (build_protocol_reference): Likewise.
12345 2001-01-10 Richard Henderson <rth@redhat.com>
12347 * hwint.h: Revert yesterday's change.
12349 2001-01-10 Nick Clifton <nickc@redhat.com>
12351 * function.h (save_machine_status): Delete.
12352 (restore_machine_status): Delete.
12353 Amend comment describing {init|mark|free}_machine_status.
12355 * function.c (save_machine_status): Delete.
12356 (restore_machine_status): Delete.
12357 Amend comment describing {init|mark|free}_machine_status.
12358 (push_function_context_to): Remove invocation of
12359 save_machine_status.
12360 (pop_function_context_from): Remove invocation of
12361 restore_machine_status.
12363 * emit-rtl.c (init_emit_once): Amend comment describing
12364 {init|mark|free}_machine_status.
12366 * tm.texi (Per-Function Data): New node. Describe the
12367 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
12370 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12372 * cppinit.c (OPT_g): Remove.
12373 (cpp_handle_option): Update for removed -g3.
12374 (print_help): Update.
12375 * cpplib.h (struct cpp_options): Remove debug_output.
12376 * cppmain.c (setup_callbacks, cb_define): Update.
12377 * gcc.c (cpp_options): Translate -g3 to -dD.
12379 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
12381 * config/i960/i960.md: Change modifier to + on the zero_extract
12382 pattern after the (rotate -2 reg) canonicalization pattern.
12384 2001-01-10 Richard Henderson <rth@redhat.com>
12386 * config/alpha/alpha.c (alpha_free_machine_status): New.
12387 (override_options): Install it.
12388 (alpha_mark_machine_status): Verify machine non-null.
12389 * config/i386/i386.c (ix86_free_machine_status): New.
12390 (override_options): Install it.
12391 (ix86_init_machine_status): Use xcalloc.
12392 (ix86_mark_machine_status): Verify machine non-null.
12393 * config/ia64/ia64.c (ia64_free_machine_status): New.
12394 (ia64_override_options): Install it.
12395 (ia64_mark_machine_status): Verify machine non-null.
12397 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
12399 * function.c (instantiate_virtual_regs): Instantiate virtual
12400 registers found in CALL_INSN_FUNCTION_USAGE.
12402 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12404 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
12405 equivalent to -ansi in disabling -Di386.
12407 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
12409 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
12411 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
12413 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
12415 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
12417 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12419 * invoke.texi: Document that -fcond-mismatch isn't supported for
12422 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12424 * gcc.texi: Define macro gcctabopt.
12425 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
12426 @command, @env and @option in some places where appropriate. Use
12427 @gcctabopt where appropriate. Put URLs and email addresses inside
12430 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
12432 * gcc.c (cpp_options): Set MD file name from output
12433 filename, if specified.
12434 (suffix_subst): New static variable.
12435 (do_spec): Clear it.
12436 (do_spec_1, case '.'): Handle new `%.suffix' spec.
12438 (give_switch): Handle suffix_subst.
12440 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12442 * invoke.texi: Fix another typo.
12444 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12446 * invoke.texi: Fix typo.
12448 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12450 * c-lang.c (lang_hooks): Update.
12451 (lang_decode_option): Remove.
12452 (lang_init_options): Rename c_init_options.
12453 * toplev.c (main): Use lang_hooks for lang_init_options
12454 and lang_decode_option.
12455 * toplev.h (lang_hooks): Add 2 new hooks.
12456 * tree.h: Remove lang_init_options and lang_decode_option.
12457 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
12458 * cp/decl2.c: Similarly.
12459 * cp/lex.c (lang_init_options): Rename cxx_init_options.
12460 (lang_hooks): Update.
12461 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
12463 (lang_init_options): Rename ffe_init_options.
12464 (lang_hooks): Update.
12465 (lang_decode_option): Remove.
12466 * java/lang.c (lang_init_options): Rename java_init_options.
12467 (lang_decode_option): Rename java_decode_option.
12468 (lang_hooks): Update.
12469 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
12470 (lang_decode_option): Rename objc_decode_option.
12471 (lang_hooks): Update.
12473 2001-01-09 Nick Clifton <nickc@redhat.com>
12475 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
12476 (d30v_return_addr_rtx): Delete.
12477 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
12478 cfun->machine structure.
12479 (struct machine_function): Move to d30v.h
12480 (d30v_save_machine_status): Delete.
12481 (d30v_restore_machine_status): Delete.
12482 (d30v_init_machine_status): New Function.
12483 (d30v_mark_machine_status): New Function.
12484 (d30v_free_machine_status): New Function.
12485 (d30v_init_expanders): Use new functions.
12486 (d30v_return_addr): Use ra_rtx field in cfun->machine.
12487 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
12488 d30v_return_addr_rtx.
12490 * config/d30v/d30v.h (struct_machine): Move here.
12491 Add eh_epilogue_sp_ofs field.
12493 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
12494 field in cfun->machine structure.
12496 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
12498 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
12499 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
12500 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
12502 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
12504 * objc/lang-options.h: Remove bogus reference to
12507 2001-01-09 Kazu Hirata <kazu@hxi.com>
12509 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
12512 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
12514 * reload.c (find_reloads_address): Check for eliminable registers
12515 when substituting a constant expression for a pseudo.
12517 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
12519 * c-common.c (enum format_type): Add format_type_error.
12520 (decode_format_type): New function.
12521 (decl_attributes): Use it.
12522 (format_kind_info): Adjust comment.
12524 2001-01-09 David O'Brien <obrien@BSDi.com>
12526 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
12527 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
12529 * config/i386/gnu.h: Don't include required platform specific .h files,
12530 tm.h will do it instead.
12531 * config/i386/i386elf.h: Likewise.
12532 * config/i386/linux.h: Likewise.
12533 * config/i386/moss.h: Likewise.
12534 * config/mips/gnu.h: Likewise.
12536 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12538 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
12539 (rs6000-ibm-aix3.[01]*): Likewise.
12540 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
12541 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
12542 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
12543 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
12544 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
12545 (powerpc-*-eabiaix*): Likewise.
12546 (powerpc-*-eabisim*): Likewise.
12547 (powerpc-*-elf*): Likewise.
12548 (powerpc-*-eabi*): Likewise.
12549 (powerpc-*-rtems*): Likewise.
12550 (powerpc-*-linux*libc1): Likewise.
12551 (powerpc-*-linux*): Likewise.
12552 (powerpc-wrs-vxworks*): Likewise.
12553 (powerpcle-wrs-vxworks*): Likewise.
12554 (powerpcle-*-sysv*): Likewise.
12555 (powerpcle-*-elf*): Likewise.
12556 (powerpcle-*-eabisim*): Likewise.
12557 (powerpcle-*-eabi*): Likewise.
12558 (powerpcle-*-solaris2*): Likewise.
12559 * config/rs6000/aix31.h: Delete includes.
12560 * config/rs6000/aix3newas.h: Likewise.
12561 * config/rs6000/aix41.h: Likewise.
12562 * config/rs6000/aix43.h: Likewise.
12563 * config/rs6000/beos.h: Likewise.
12564 * config/rs6000/rtems.h: Likewise.
12565 * config/rs6000/sysv4.h: Likewise.
12567 2001-01-09 Kazu Hirata <kazu@hxi.com>
12569 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
12570 Change an argument mode of machine_mode to shift_mode of
12571 shift_mode. Remove an extra error check.
12572 (emit_a_shift): Adopt to the new calling prototype of
12574 (function_prologue): Fix code for a monitor
12575 function. Support H8/S.
12576 (function_epilogue): Do not output pop for a monitor function.
12578 2001-01-09 Nick Clifton <nickc@redhat.com>
12580 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
12581 (setup_incoming_varargs): Use sysv_varargs_p field of the
12582 cfun->machine structure.
12583 (struct machine_function): Move to rs6000.h
12584 (rs6000_save_machine_status): Delete.
12585 (rs6000_restore_machine_status): Delete.
12586 (rs6000_init_machine_status): New Function.
12587 (rs6000_free_machine_status): New Function.
12588 (rs6000_init_expanders): Use new functions.
12590 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
12592 (struct machine_function): Move here.
12594 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
12595 sysv_varargs_p field of the cfun->machine structure.
12597 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
12599 (rs6000_restore_machine_status): Remove prototype.
12601 2001-01-09 Richard Henderson <rth@redhat.com>
12603 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
12604 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
12605 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
12606 (sched_analyze_2, sched_analyze_insn): Likewise.
12607 (sched_analyze, init_deps): Likewise.
12608 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
12609 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
12610 (compute_block_backward_dependences): Update propagate_deps call.
12612 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
12614 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
12616 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12618 * cppinit.c (OPT_MD, OPT_MMD): Restore.
12619 (cpp_handle_option): Handle them.
12620 (cpp_post_options): Ensure one of -M or -MM is specified with
12621 any other -M? option.
12622 (init_dependency_output): Suppress output with -MG.
12624 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12626 * cpp.texi: Update.
12627 * invoke.texi: Update.
12629 2001-01-09 Bernd Schmidt <bernds@redhat.com>
12631 * sh.md (reload_outsf): Generate recognizable patterns for
12634 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12636 * c-lang.c (lang_hooks): Update.
12637 (lang_init): Rename c_init.
12638 (lang_finish): Remove.
12639 * toplev.c (compile_file): Use lang_hooks for lang_init ()
12640 and lang_finish ().
12641 * toplev.h (lang_hooks): Add init () and finish ().
12642 * tree.h (lang_init, lang_finish): Remove.
12643 * cp/tree.h (lang_init, lang_finish): Remove.
12644 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
12645 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
12647 (lang_init, lang_finish): Remove.
12648 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
12649 (lang_hooks): Update.
12650 * java/lang.c (lang_init): Rename java_init.
12651 (lang_finish): Remove.
12652 (lang_hooks): Update.
12653 * objc/objc-act.c (lang_init): Rename objc_init.
12654 (lang_finish): Remove.
12655 (lang_hoooks): Update.
12657 20001-01-09 Graham Stott <grahams@redhat.com>
12659 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
12660 after `ptr` is initialised.
12662 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12664 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
12665 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
12666 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
12667 stack adjusts, instead of r3.
12669 2001-01-09 Michael Hayes <mhayes@redhat.com>
12671 * flow.c (flow_loop_scan): Break out of ...
12672 (flow_loops_find) ... here.
12673 * basic-block.h (flow_loop_scan): New.
12674 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
12675 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
12677 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12679 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
12681 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
12682 realloc()ing macro_buffer.
12684 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
12685 if it's wider than long and the target's long is wider than the
12688 2001-01-09 Mark Mitchell <mark@codesourcery.com>
12690 Remove support for using UWIN as a host machine.
12691 * configure.in: Issue an error message.
12692 * configure: Regenerated.
12693 * config.gcc: Remove xm_* UWIN configury.
12694 * config/i386/xm-uwin.h: Remove.
12696 2001-01-08 Nick Clifton <nickc@redhat.com>
12698 * config/v850/v850.c (ra_rtx): Delete.
12699 (v850_save_machine_status): Delete.
12700 (v850_restore_machine_status): Delete.
12701 (v850_init_machine_status): New function.
12702 (v850_mark_machine_status): New function.
12703 (v850_free_machine_status): New function.
12704 (v850_return_addr): Use ra_rtx field in machine structure.
12705 (v850_init_expanders): Use new functions.
12707 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
12708 * config/v850/v850.c: Change arguments to v850_output+* functions
12709 to take a const char *, to avoid compile time warning.
12710 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
12711 (USER_LABEL_PREFIX): Redefine.
12713 2000-01-08 Jim Wilson <wilson@redhat.com>
12715 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
12716 1 to unsigned HOST_WIDE_INT before left shift.
12718 2001-01-08 Nick Clifton <nickc@redhat.com>
12720 * config/arm/arm.c (arm_mark_machine_status): Check to see if
12721 the machine structure has been allocated.
12722 (arm_free_machine_status): New function: Free the machine
12723 specific function structure.
12725 2001-01-08 Richard Henderson <rth@redhat.com>
12727 * jump.c (simplejump_p): Revert last change.
12729 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
12731 * cppinit.c (init): Rename init_library.
12732 (cpp_create_reader): Update.
12733 * gcc.c (cpp_options): If -o given, use it as the target of
12736 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
12738 * arm.c (arm_arch5e): New variable.
12739 (all_cores): XScale is a 5TE device.
12740 (arm_override_options): Set arm_arch5e.
12741 (arm_init_builtins): __builtin_prefetch is in arch5e.
12742 * arm.h (arm_arch5e): Declare it.
12744 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
12746 * arm.md (define_constants): Add defines for UNSPEC and
12747 UNSPEC_VOLATILE insns. Update all users.
12748 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
12749 * arm.c (multi_register_push, note_invalid_constants)
12750 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
12751 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
12752 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
12754 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
12756 * jump.c (jump_optimize_1): Use reversed_comparison_code
12757 instead of can_reverse_comparison_p.
12758 (jump_back_p): Likewise.
12759 (invert_exp_1): Likewise.
12760 (thread_jumps): Likewise.
12761 * simplify-rtx.c (simplify_unary_operation): Likewise.
12762 (simplify_ternary_operation): Likewise.
12763 * cse.c (find_comparison_args): Convert to use
12764 can_reverse_comparison_p.
12765 (record_jump_equiv): Likewise.
12767 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
12769 * arm.h (HARD_REGNO_RENAME_OK): Delete.
12770 (EPILOGUE_USES): Define.
12771 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
12772 automatically stack the LR if it isn't live.
12774 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
12776 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
12779 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
12781 * ggc-page.c (max_alignment): New structure.
12782 (MAX_ALIGNMENT): New macro.
12783 (init_ggc): Use it to round up the sizes in the
12784 extra_order_size_table.
12786 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12788 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
12791 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12793 * builtins.def (BUILT_IN_FPRINTF): New entry.
12795 * c-common.c (c_expand_builtin_fprintf): New function.
12796 (init_function_format_info): Handle __builtin_fprintf.
12797 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
12798 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
12800 * c-decl.c (duplicate_decls): Adjust comment.
12802 * extend.texi (fprintf): Document new builtin.
12804 2001-01-07 Richard Henderson <rth@redhat.com>
12806 * jump.c (simplejump_p): Recognize any single_set jump
12807 of the proper form.
12809 2001-01-07 Richard Henderson <rth@redhat.com>
12811 * configure.in (slibdir): Accept an --with-slibdir option.
12812 Use "test" not "[" in configure. Default to $(libdir).
12814 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
12816 * config/t-aix43 (SHLIB_INSTALL): Likewise.
12817 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
12818 (SHLIB_LINK): Create links for the soname.
12819 * config/mips/t-iris6: Likewise.
12820 * config/sparc/t-slibgcc: Likewise.
12821 * config/sparc/t-slibgcc-sld: Likewise.
12823 2001-01-07 Jakub Jelinek <jakub@redhat.com>
12825 * config/i386/i386.c (constant_call_address_operand): Accept
12826 (const (plus (symbol_ref) (const_int))).
12827 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
12828 constant_call_address_operand.
12830 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12832 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
12833 and LONG_LONG_TYPE_SIZE > 32.
12835 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12837 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
12838 the previous change.
12840 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
12842 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
12844 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
12845 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
12846 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
12849 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12851 * fix-header.c (read_scan_file): s/pfile/scan_in/.
12853 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12855 * c-lang.c (c_post_options): Call cpp_post_options.
12856 * objc/objc-act.c (objc_post_options): Similarly.
12857 * cppmain.c (main): Similarly.
12858 * fix-header.c (read_scan_file): Similarly.
12859 * cppinit.c (cpp_start_read): Move option consistency checks
12860 to cpp_post_options. Don't call init_dependency_output.
12861 If needed, add default target and main file dependency.
12862 (OPT_MD, OPT_MMD): Remove.
12864 (cpp_handle_option): Update for OPT_* changes.
12865 (cpp_post_options): New.
12866 (init_dependency_output): Command line -MF overrides environment
12867 variables. Don't set default target etc. Suppress output
12868 if dependencies are going to stdout.
12869 (print_help): Update.
12870 * cpplib.h (cpp_post_options): New.
12871 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
12873 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
12875 * jump.c (comparison_dominates_p): Support unordered compares.
12877 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
12879 * simplify-rtx.c (simplify_relational_operation): Always simplify
12880 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
12883 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
12885 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
12886 (nonzero_bits): Likewise.
12887 (simplify_comparison): Likewise.
12888 (num_sign_bit_copies): Likewise; return more sane value depending
12889 on STORE_FLAG_VALUE.
12890 (known_cond): Do not assume EQ to be always true for equivalent
12893 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
12895 * cse.c (fold_rtx): Handle unordered comparisons.
12897 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
12899 * rtlanal.c (set_of_1): New static function.
12900 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
12901 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
12902 reg_set_last_last_regno): Remove.
12903 (set_of): New global function.
12904 (set_of_data): New structure.
12905 (reg_set_p, reg_set_last): Revamp for set_of.
12906 * rtl.h (set_of): New.
12908 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
12910 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
12911 * extend.texi: Document _Exit builtin.
12913 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12915 * (initialize, initialize_builtins,
12916 initialize_dependency_output, initialize_standard_includes):
12917 Rename s/initialize/init. Update.
12918 (init_dependency_output): Move to after
12919 cpp_handle_options, the correct location temporally at least.
12920 (opt_comp): Move next to init (), its caller. Fix prototype.
12921 (init): Make "initialized" local scope.
12922 (cpp_create_reader): Always call init ().
12923 (cpp_start_read): Update.
12924 (output_deps): New function, broken out of cpp_finish.
12925 (cpp_finish): Break out output_deps.
12927 2001-01-07 Richard Henderson <rth@redhat.com>
12929 * collect2.c (COFF specific stuff): Revert 12-06 patch
12930 to prototype system functions.
12932 2001-01-07 Michael Hayes <mhayes@redhat.com>
12934 * hard-reg-set.h: Add multiple include guard.
12935 * basic-block.h (struct loop): Add `sink' field.
12936 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
12937 (emit_iv_add_mult): Delete.
12938 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
12939 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
12940 (unroll_loop): Remove end_insert_before argument.
12941 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
12942 (maybe_eliminate_biv_1): Likewise.
12943 (emit_iv_add_mult): Delete.
12944 (gen_add_mult, loop_regs_update): New.
12945 (loop_insn_emit_after, loop_insn_emit_before): New.
12946 (loop_insn_sink, loop_insn_sink_or_swim): New.
12947 (emit_iv_add_mult): Delete.
12948 (scan_loop): Set loop->sink.
12949 (loop_givs_reduce): Use loop_insn_sink and its ilk.
12950 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
12951 (maybe_eliminate_biv_1): Likewise.
12952 (maybe_eliminate_biv_1): Add basic block argument.
12953 * unroll.c (unroll_loop): Remove end_insert_before argument.
12954 (find_splittable_regs): Likewise.
12955 (find_splittable_regs): Use loop_insn_sink and its ilk.
12956 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
12958 2001-01-07 Michael Hayes <mhayes@redhat.com>
12960 * loop.h (loop_insn_hoist): New prototype.
12961 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
12962 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
12963 (check_dbra_loop, load_mems): Likewise.
12964 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
12965 (find_splittable_givs): Likewise.
12967 2001-01-07 Michael Hayes <mhayes@redhat.com>
12969 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
12971 2001-01-07 Richard Henderson <rth@redhat.com>
12973 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
12975 2001-01-07 Richard Henderson <rth@redhat.com>
12977 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
12978 NO_SHARED_LIBGCC_MULTILIB as required for the target.
12979 * gcc.c (init_spec): Massage the existing libgcc_spec into a
12980 variant that handles a shared libgcc.
12981 (process_command): Always validate -{static,shared}-libgcc.
12982 (do_spec_1): New 'M' case.
12983 * invoke.text (Link Options): Document -{static,shared}-libgcc.
12985 2001-01-07 Richard Henderson <rth@redhat.com>
12987 * Makefile.in (slibdir): New variable.
12988 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
12989 (installdirs): Create slibdir.
12990 (install-libgcc, install-multilib): Defer to libgcc.mk.
12991 * configure.in (slibdir): Substitute.
12992 * mklibgcc.in (install): New target.
12994 * config/t-linux (SHLIB_LINK): Create links for the soname.
12995 (SHLIB_INSTALL): New.
12996 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
12997 * config/mips/t-iris6 (SHLIB_INSTALL): New.
12998 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
12999 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
13000 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
13002 2001-01-07 Richard Henderson <rth@redhat.com>
13004 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
13005 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
13006 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
13008 2001-01-07 Michael Hayes <mhayes@redhat.com>
13010 * loop.c (count_loop_regs_set): Delete.
13011 (load_mems_and_recount_loop_regs_set): Delete.
13012 (loop_regs_scan): Merge common code from count_loop_regs_set,
13013 scan_loop, and load_mems_and_recount_loop_regs_set.
13014 (scan_loop): Call load_mems directly and loop_regs_scan
13015 again if new registers created.
13017 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13019 * toplev.c (main): Call the front-end specific post_options
13020 hook if one is given.
13021 * toplev.h (struct_lang_hooks, lang_hooks): New.
13022 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
13023 for the C front end.
13024 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
13025 lang_hooks for the C++ front end.
13026 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
13027 lang_hooks for the ObjC front end.
13028 * f/com.c (lang_hooks): Hooks for the Fortran front end.
13029 * java/lang.c (lang_hooks): Hooks for the Java front end.
13031 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13033 * c-lex.c (init_c_lex): Request #define / #undef callbacks
13034 for verbose DWARF[2] debugging.
13035 (cb_define, cb_undef): The new callbacks.
13036 * toplev.h (debug_define, debug_undef): Make const correct.
13037 * toplev.c (debug_define, debug_undef): Similarly. Do not
13038 perform the verbosity tests here anymore.
13040 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
13042 * reload.c (subst_reloads): Take INSN argument. When
13043 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
13044 * reload.h (subst_reloads): Adjust prototype.
13045 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
13046 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
13047 present in JUMP_INSNs and copy them to JUMP_LABEL.
13048 * flow.c (find_label_refs, find_basic_blocks_1): Skip
13049 JUMP_INSNs and insns with REG_LABELs that are followed by
13050 JUMP_INSNs with the same REG_LABEL.
13051 * sched-rgn.c (is_cfg_nonregular): Likewise.
13052 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
13054 * unroll.c (unroll_loop): Look for REG_LABEL notes in
13056 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
13058 2001-01-06 Richard Henderson <rth@redhat.com>
13060 * loop.c (scan_loop): Use xcalloc for the regs array.
13061 (load_mems_and_recount_loop_regs_set): Zero the new memory
13062 received from xrealloc.
13064 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
13066 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
13068 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
13070 * integrate.c (copy_rtx_and_substitute): When copying
13071 an ignored return value, strip REG_FUNCTION_VALUE_P.
13073 2001-01-06 Michael Hayes <mhayes@redhat.com>
13075 * loop.c (debug_biv, debug_giv): New.
13076 (loop_biv_dump): Break out from ...
13077 (record_biv): ... here.
13078 (loop_giv_dump): Break out from ...
13079 (record_giv): ... here.
13080 (loop_bivs_check): Use print_simple_rtl.
13081 * unroll.c (loop_iterations): Use print_simple_rtl.
13083 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
13085 * pa.md (return, return_internal): Modify patterns to prevent regrename
13086 mucking with the return pointer.
13088 2001-01-05 Richard Henderson <rth@redhat.com>
13090 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
13092 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
13094 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
13095 version supplied by Matteo Frigo.
13097 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13099 * cpp.texi: Update for -MQ.
13100 * cppinit.c (cpp_create_reader): Always create pfile->deps.
13101 (cpp_cleanup): Always free pfile->deps.
13102 (initialize_dependency_output): Don't create pfile->deps.
13103 (cpp_handle_option): Similarly.
13105 * gcc.c (cpp_options): Handle -MQ.
13106 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
13107 * mkdeps.c (base_name): Remove.
13108 (deps_init): Don't allocate vector space until it's needed.
13109 (deps_free): Only free vectors if allocated.
13110 (deps_add_target, deps_add_dep): Update for initial allocation.
13111 (deps_add_default_target): Don't strip to the base_name.
13113 2001-01-05 DJ Delorie <dj@redhat.com>
13115 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
13116 (INIT_EXPANDERS): Define.
13118 * config/v850/v850.c (struct machine_function): Define.
13119 (v850_save_machine_status): New function.
13120 (v850_restore_machine_status): New function.
13121 (v850_return_addr): New function.
13122 (v850_init_expanders): New function.
13124 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
13125 and v850_init_expanders.
13127 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13129 * cpplib.h (struct cpp_reader): Add help_only field.
13130 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
13131 (cpp_handle_option): Set pfile->help_only if we see -h,
13132 --help, -target-help, or --version. Print version string but
13133 do not set help_only if we see -v or -version. Make text
13134 printed by -v match that printed by (-)-version.
13136 * cppmain.c (main): Exit after option parsing if
13137 pfile->help_only is true.
13139 * toplev.c (independent_decode_option): Call print_version,
13140 then exit, if we see --version (but not -version).
13141 (print_version): Split lengthy message into two lines.
13143 2001-01-05 Nick Clifton <nickc@redhat.com>
13145 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
13146 temporary string for initialisation before calling ggc_alloc_string.
13148 2001-01-06 Michael Hayes <mhayes@redhat.com>
13150 * rtl.h (print_simple_rtl): New.
13151 * print-rtl.c (print_simple_rtl): New.
13152 (flag_simple): New.
13153 (print_rtx): Disable printing of flags and modes, etc.,
13154 if `flag_simple` nonzero.
13156 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13158 * function.c (fixup_var_refs): Use push_to_full_sequence where
13161 2001-01-05 Michael Meissner <meissner@redhat.com>
13163 * flags.h (flag_reorder_blocks): Add declaration.
13164 (flag_rename_block): Ditto.
13166 2001-01-05 DJ Delorie <dj@redhat.com>
13168 * function.c (reorder_blocks): Make sure the flags are all reset
13169 before using them to mark blocks, else a second invocation will
13170 corrupt the block chain.
13171 (reorder_blocks_0): New, resets the flags.
13173 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
13175 * cse.c (find_comparison_args): Stop if the argument is known to
13178 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13180 * config/sh/sh.md (movdf): When splitting load into pair of
13181 registers, don't clobber the register used in the address too
13184 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
13186 * varasm.c (mark_constant_pool): Improve initial comments.
13187 (mark_constants): Move marking of constants to mark_constant.
13188 (mark_constant): New function to recursively mark all constants
13189 referred to by a constant.
13191 2001-01-05 Catherine Moore <clm@redhat.com>
13193 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
13195 2001-01-05 Phil Edwards <pme@sources.redhat.com>
13197 * cp/lang-options.h: Bring comment in line with reality.
13198 * f/lang-options.h: Likewise.
13199 * java/lang-options.h: Likewise.
13200 * objc/lang-options.h: Likewise.
13201 * ch/lang-options.h: Likewise.
13202 * f/g77.texi: And update the manual.
13204 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
13205 Denis Chertykov <denisc@overta.ru>
13207 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
13208 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
13209 * config/avr/avr.md (all peepholes that request a scratch register):
13210 Call it, FAIL the peephole if not safe (in interrupt functions).
13212 2001-01-05 Mark Mitchell <mark@codesourcery.com>
13214 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
13216 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
13218 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
13220 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
13221 BUILT_IN_CREAL and BUILT_IN_CIMAG.
13222 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
13223 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
13224 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
13226 * extend.texi: Document these builtins.
13228 2001-01-05 Daniel Berlin <dberlin@redhat.com>
13230 * c-common.c (lang_get_alias_set): Say we know nothing of
13231 VECTOR_TYPE aliasing.
13233 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
13235 2001-01-05 Bruce Korb <bkorb@gnu.org>
13237 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
13238 their x* equivalent versions for atexit-less systems
13239 * fixinc/fixincl.c(main): do not return from main() on atexit-less
13240 systems (or any other system any more).
13242 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
13244 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
13245 output operands. Use arm_hard_register_operand for operand 4.
13246 (stmsi_postinc): Similarly.
13247 (ldmsi): Use arm_hard_register_operand for opernand 2.
13248 (stmsi): Similarly.
13249 * arm.c (arm_hard_register_operand): New function.
13250 * arm-protos.h (arm_hard_register_operand): Prototype it.
13252 * arm.h (HARD_REGNO_RENAME_OK): Define.
13254 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
13256 * simplify-rtx.c (cfc_args): add "unordered" field.
13257 (check_fold_consts): Set unordered field.
13258 (simplify_relational_operation): Simplify the unordered
13261 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
13264 * emit-rtl.c (try_split): Fix code to mark labels.
13265 * jump.c (mark_jump_label): Make global.
13266 * rtl.h (mark_jump_label): Declare.
13268 * predict.c (estimate_probability): Handle unordred comparisons.
13270 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13272 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
13273 * cppinit.c (initialize_dependency_output): Update.
13274 (cpp_finish): Output dummy targets for -MP.
13276 (cpp_handle_option): Handle -MP. Don't quote -MT options.
13277 * cpplib.h (struct cpp_options): Add deps_phony_targets.
13278 * gcc.c (cpp_options): Update to handle -MP.
13279 * mkdeps.c (deps_add_target, deps_add_default_target): Update
13280 to quote only the default target.
13281 (deps_phony_targets): Insert a preceding newline. Rename from
13282 deps_dummy_targets for consistency.
13285 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13287 * calls.c (emit_library_call_value_1): Support
13288 INIT_CUMULATIVE_LIBCALL_ARGS.
13289 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
13291 2001-01-04 Richard Henderson <rth@redhat.com>
13293 * c-decl.c (finish_struct): Detect flexible array members
13294 used in an inappropriate context.
13295 * c-typeck.c (really_start_incremental_init): Special case
13296 constructor_max_index for zero length arrays.
13297 (pop_init_level): Allow initialization of flexible array
13298 members. Deprecate initialization of zero length arrays.
13299 Don't issue missing initializer warning for flexible array
13300 members or zero length arrays.
13301 (process_init_element): Don't dereference null DECL_SIZE.
13302 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
13303 Don't abort for empty constructors. Use size_binop
13304 (output_constructor): Add commentary regarding zero length
13305 array futures. Abort if we try to initialize an array of
13306 unspecified length with a non-empty constructor in the middle
13309 * extend.texi (Zero Length): Update and clarify documentation
13310 on static initialization.
13312 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13314 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
13315 with more than 32767 words of local storage.
13317 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13319 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
13320 for 'abs', 'labs', and 'fabs'.
13321 (c4x_expand_builtin): Likewise.
13322 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
13324 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13326 * config/sh/sh.md (prget, prset): New insn types.
13327 (return delay slot): Dont' allow prset.
13328 (call, sfunc delay slot): Don't allow prget.
13329 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
13330 for prset and prget.
13332 2001-01-05 Michael Hayes <mhayes@redhat.com>
13334 * loop.h (struct loop_reg): New.
13335 (struct loop_regs): Change to use array of `struct loop_reg'.
13336 * loop.c: Replace assortment of varrays with single regs array.
13337 (count_one_set): Delete may_not_move array argument
13338 and use regs array instead. All caller's changed.
13339 (count_loop_regs_set): Delete may_not_move and single_usage
13340 arguments and use regs array instead. All caller's changed.
13341 (find_single_use_in_loop): Replace usage array argument with pointer
13342 to regs structure. All caller's changed.
13343 (loop_optimize): Delete `moved_once' array.
13345 2001-01-05 Michael Hayes <mhayes@redhat.com>
13347 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
13348 Use it instead of loop_info->has_call for scanning loop mems.
13349 (check_dbra_loop): Replace loop_info->has_call test with
13350 loop_info->has_nonconst_call.
13352 2000-01-04 Matthew Hiller <hiller@redhat.com>
13354 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
13357 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13359 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
13360 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
13362 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13364 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
13365 (flag_short_double, flag_short_wchar): Define.
13366 (c_common_nodes_and_builtins): Create many tree nodes shared
13367 between C and C++ here instead of in cp/decl.c and ...
13368 * c-decl.c (init_decl_processing): ... here.
13369 (SIZE_TYPE, WCHAR_TYPE): Don't define.
13370 (flag_short_double, flag_short_wchar): Don't define.
13371 (record_builtin_type): New function.
13372 (build_void_list_node): New function.
13373 * c-common.h (flag_short_double, flag_short_wchar,
13374 record_builtin_type, build_void_list_node): Declare.
13376 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
13378 * integrate.c (expand_inline_function): Don't put a virtual
13379 register into the reg map.
13381 * function.c (fixup_var_refs_1): If force_operand didn't put
13382 the address into the target, move it there.
13384 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13386 Special-case tree_decl/tree_list allocations.
13387 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
13388 (OBJECT_SIZE): New macro.
13389 (NUM_EXTRA_ORDER): Likewise.
13390 (extra_order_size_table): New variable.
13391 (NUM_ORDERS): New macro.
13392 (objects_per_page_table): New variable.
13393 (object_size_table): New variable.
13394 (G.pages): Use NUM_ORDERS to bound the array.
13395 (G.page_tails): Likewise.
13396 (DIV_ROUND_UP): Remove.
13397 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
13398 (alloc_page): Use OBJECT_SIZE.
13399 (size_lookup): Don't make it const.
13400 (ggc_alloc): Use OBJECT_SIZE.
13401 (ggc_set_mark): Likewise.
13402 (ggc_get_size): Likewise.
13403 (init_ggc): Set up the object_size_table, objects_per_page_table,
13404 and adjust size_lookup.
13405 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
13406 (ggc_pop_context): Use NUM_ORDERS.
13407 (clear_marks): Likewise.
13408 (sweep_pages): Likewise.
13409 (poison_pages): Likewise.
13410 (ggc_print_statistics): Use OBJECT_SIZE.
13412 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13414 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
13415 Only call array_size_for_constructor if last field and array type
13416 with no upper bound.
13418 2001-01-04 Philip Blundell <philb@gnu.org>
13420 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
13421 from bit 31 downwards, if this requires no more insns.
13422 (count_insns_for_constant): New helper function for above.
13424 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
13426 * gencodes.c (output_predicate_decls): Remove empty initializer.
13428 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13430 * tree.c (copy_node): Remove documentation about obstacks.
13431 (buidl1): Check that nobody tries to build 2-argument nodes this
13434 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13436 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
13439 * gencodes.c (output_predicate_decls): Fill empty initializer
13442 2001-01-04 Jakub Jelinek <jakub@redhat.com>
13444 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
13445 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
13447 (do_include): Handle missing headers like cpp0.
13448 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
13449 paths with first include pathname. Don't strcat to uninitialized
13452 2001-01-04 Bernd Schmidt <bernds@redhat.com>
13454 * regrename.c (regrename_optimize): Don't rename from frame pointer
13455 if frame_pointer_needed.
13456 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
13457 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
13458 (ia64_reorg): Use it instead of scheduling if ! optimize.
13459 (errata_emit_nops): Properly call asm_noperands.
13460 (ia64_sched_reorder): Finish cycle if we see an asm.
13461 (ia64_variable_issue): Clear scheduling state after asms.
13463 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
13465 * cpp.texi: Update for -MT.
13466 * cppinit.c (initialize_dependency_output): Add a default
13467 target if none has been given already.
13468 (no_tgt, OPT_MT): New.
13469 (cpp_handle_option): Handle -MT. Update -M etc.
13470 * cpplib.h (struct cpp_options): Remove deps_target.
13471 * gcc.c (cpp_options): Handle -MT.
13472 * mkdeps.c (struct deps): Move from mkdeps.h.
13473 (deps_calc_target): Rename deps_add_default_target. Add a
13474 default target if none has been specified already.
13475 * mkdeps.h (struct deps): Move to mkdeps.c.
13476 (deps_calc_target): Rename deps_add_default_target.
13478 2000-01-03 Richard Henderson <rth@redhat.com>
13480 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
13482 * c-typeck.c (push_init_level): Move checks for flexible array
13483 members and zero length arrays ...
13484 (pop_init_level): ... here. Silently discard empty initializations.
13486 * varasm.c (output_constructor): Update for sizeof change to
13487 zero-length arrays.
13489 * extend.texi (Zero Length): Clarify semantics.
13491 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13493 * configure.in (tm.h): Include isns-codes.h last.
13494 * configure: Rebuilt.
13496 2001-01-03 Richard Henderson <rth@redhat.com>
13498 * config/alpha/alpha.md (addvsi3, addvdi3): New.
13499 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
13501 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13503 * tradcpp.c (main): Make sure finclude() is called with a valid
13504 indepth value while handling -include.
13506 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13508 * gencodes.c (output_predicate_decls): New function.
13510 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
13511 even if it is not the first time machmode.h is #included.
13512 * config/sh/sh.c (fpul_operand): Declare MODE argument.
13513 * tm.texi (PREDICATE_CODES): Document predicate declarations.
13514 * gcc.texi (Copyright): Added 2001.
13516 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13518 * c-common.c (c_common_lang_init): New function. Warn if format
13519 warning options which only have effects when used with -Wformat
13520 are used without -Wformat.
13521 * c-common.h (c_common_lang_init): Declare.
13522 * c-lang.c (lang_init): Call c_common_lang_init.
13523 * objc/objc-act.c (lang_init): Call c_common_lang_init.
13525 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13527 * configure.in: Check for the mktemp command.
13528 * configure: Regenerate.
13529 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
13530 $TEMP. Create temporary files with mktemp, if available at
13531 configure time; otherwise use set -C. Remove temporary files
13534 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13536 * configure.in: Require at least texinfo 4.0. Check for whether
13537 Pod::Man is sufficiently recent to regenerate GCC manpages.
13538 * configure: Regenerate.
13539 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
13541 (GENERATED_MANPAGES): Define.
13542 (generated-manpages): New target. Depend on cpp.1 as well as
13544 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
13545 configure to generated-manpages or empty) rather than on the
13546 manpages directly. Remove execute permission from installed
13547 gcov.1 as well as cpp.1.
13548 * cpp.1, gcov.1: Regenerate.
13550 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13552 * builtins.c (expand_builtin_strncmp): Use host_integerp and
13553 tree_low_cst. Allow using cmpstrsi in more cases.
13555 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13557 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
13560 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
13562 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
13563 * Makefile.in (HOST_CFLAGS): Mention build-make.
13565 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13567 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
13570 2001-01-01 Bernd Schmidt <bernds@redhat.com>
13572 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
13575 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
13578 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
13579 reg_base_value and reg_known_value arrays.
13580 (init_alias_analysis): Add more cases to detect known values.
13581 * sched-deps.c (deps_may_trap_p): New function.
13582 (sched_analyze_2): Use it.
13584 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13586 * combine.c (simplify_shift_const): Even if we're sign-extracting,
13587 don't discard an ASHIFTRT if we're shifting in a wider mode.
13589 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
13591 * toplev.c (rest_of_compilation): Don't print basic block information
13592 when CFG isn't up to date.
13594 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
13596 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
13597 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
13598 (UNALIGNED_SHORT_ASM_OP): Define.
13599 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
13601 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13603 * fold-const.c (fold_convert): Fix typo.
13605 2001-01-02 Richard Henderson <rth@redhat.com>
13607 * c-common.h (ASM_INPUT_P): New.
13608 * c-parse.in (asm): Set it when needed.
13609 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
13610 existance of an operand.
13612 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
13614 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
13615 (dwarf2out_frame_debug_expr): Likewise.
13616 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
13618 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
13620 * i386.c (ix86_split_to_parts): Return number of part required;
13622 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
13624 (ix86_split_long_move): Use number of part returned
13625 by ix86_split_to_parts
13626 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
13628 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
13629 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
13630 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
13631 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
13632 (ALIGN_MODE_128): Add TFmode.
13633 (IS_STACK_MODE): Likewise.
13634 (HARD_REGNO_NREGS): TFmode needs 3 registers.
13635 (HARD_REGNO_OK): Support TFmodes.
13636 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
13637 * i386.md (scheduler definitions): Use memory operand to determine
13638 fst/fld instructions; use mode attribute to determine real mode of
13640 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
13641 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
13643 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13645 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
13647 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13649 * expr.c (store_constructor_field): Update ALIGN before calling
13652 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13654 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
13657 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13659 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
13662 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13664 * c-decl.c (start_function): Don't warn on third parameter to main.
13666 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13668 * tsystem.h: Define HAVE_DECL_GETOPT.
13670 2001-01-02 Philip Blundell <pb@futuretv.com>
13672 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
13675 2001-01-02 Richard Henderson <rth@redhat.com>
13677 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
13679 2001-01-02 Andreas Jaeger <aj@suse.de>
13681 * c-decl.c (c_decode_option): Remove support of
13682 -Wmissing-noreturn.
13684 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
13685 (W_options): Add -Wmissing-noreturn here.
13687 * flow.c: Define lang_missing_noreturn_ok_p.
13688 (check_function_return_warnings): Use it.
13690 * c-common.h: Declare lang_missing_noreturn_ok_p.
13692 * c-lang.c (c_missing_noreturn_ok_p): New function.
13693 (lang_init): Set lang_missing_noreturn_ok_p.
13695 * invoke.texi (Warning Options): Document this.
13697 2000-12-27 Phil Edwards <pme@sources.redhat.com>
13699 * extend.texi (C++ Extensions): New node for C++ attributes;
13700 describe init_priority and com_interface.
13701 * invoke.texi: Remove -finit-priority as it now has zero effect.
13702 * install.texi: Fix xref syntax.
13703 * md.texi: Likewise.
13705 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13707 * config.gcc (sparc64-wrs-vxworks*): New case.
13708 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
13710 * config/sparc/sparc.c (sparc_override_options): Do support different
13711 pointer and architecture size.
13712 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
13713 (POINTERS_EXTEND_UNSIGNED): Define.
13714 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
13715 (FUNCTION_MODE): Define to be Pmode.
13716 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
13718 * function.c (expand_function_end): Properly handle DECL_RESULT
13719 and copy when ptr_mode != Pmode.
13720 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
13722 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13724 * c-common.c (c_common_nodes_and_builtins): Set prototype
13725 parameters for __builtin_fputs, __builtin_fputc and
13726 __builtin_fwrite. Don't declare plain fputc as a builtin.
13728 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
13730 * loop.c (add_label_notes): Increment the label usage count when
13731 a note is added to an insn which refers to a CODE_LABEL.
13732 * gcse.c (add_label_notes): Likewise.
13734 2001-01-01 Andreas Jaeger <aj@suse.de>
13736 * loop.c (scan_loop): Use xmalloc to allocate movables.
13738 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
13740 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
13741 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
13742 * reload1.c (REGISTER_MOVE_COST): Likewise.
13743 * regclass.c (REGISTER_MOVE_COST): Likewise.
13744 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
13745 dimension. Adjust all users.
13746 (init_reg_sets_1): Iterate on all modes.
13747 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
13748 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
13749 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
13750 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
13751 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
13752 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
13753 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
13754 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
13755 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
13756 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
13757 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
13758 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
13759 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
13760 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
13761 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
13762 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
13763 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
13764 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
13765 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
13766 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
13767 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
13768 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
13769 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
13770 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
13771 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
13772 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
13773 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
13775 2001-01-01 Bernd Schmidt <bernds@redhat.com>
13777 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
13778 arg VARIES_P. Call it with extra arg.
13779 (true_dependence): Likewise.
13780 * rtl.h (rtx_addr_can_trap_p): Declare.
13781 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
13783 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
13784 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
13785 pic offset table register if it's zero. All callers changed.
13786 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
13788 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13790 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
13791 STRING_POOL_ADDRESS_P.
13793 * config/sparc/sparc.c (input_operand): Properly test for short op.
13795 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
13796 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
13797 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
13798 * config/sparc/elf.h: No longer include sol2.h.
13799 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
13800 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
13802 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
13804 2001-01-01 Michael Hayes <mhayes@redhat.com>
13806 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
13807 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
13808 (record_initial): Likewise.
13809 * unroll.c (copy_loop_body, loop_iterations): Likewise.
13810 (remap_split_bivs): Likewise.
13812 2001-01-01 Michael Hayes <mhayes@redhat.com>
13814 * loop.c (loop_ivs_free): New function.
13815 (strength_reduce): Break out from...
13817 2001-01-01 Michael Hayes <mhayes@redhat.com>
13819 * loop.h (struct iv): New.
13820 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
13821 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
13822 'reg_biv_class' fields with 'regs' and 'n_regs'.
13823 (struct ivs): Rename 'loop_iv_list' field to 'list'.
13824 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
13825 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
13827 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
13829 * resource.c (mark_referenced_resources): Abort() before
13830 attempting to mark a pseudo register.
13831 (mark_set_resources): Likewise.
13833 2001-01-01 Michael Hayes <mhayes@redhat.com>
13835 * loop.h (REG_IV_CLASS): New accessor macro.
13836 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
13837 * unroll.c (REG_IV_CLASS): Likewise.
13839 See ChangeLog.4 for earlier changes.