1 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3 * i386.h (no-accumulate-outgoing-args): Use proper mask.
5 2001-08-24 David Edelsohn <edelsohn@gnu.org>
7 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
8 descriptor members are pointer size, not constant 4.
9 * config/rs6000/rs6000.md (define_splits): Remove more unused
12 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
16 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
18 * cp/rtti.c (VPARAMS): Fix parameter.
20 2001-08-24 Zack Weinberg <zackw@panix.com>
22 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
24 (mode_for_extraction): No need for #ifdefs. Add default-case abort
26 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
27 in if controlling use of insv.
28 (extract_bit_field): Likewise, for extv and extzv.
30 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
32 * i386.md (movcc peep2): Fix load of 0.
34 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
36 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
37 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
39 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
41 * c-pragma.h: Move weak_syms and weak_decls...
42 * varasm.c: ...here. Now static.
43 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
44 depend on HANDLE_PRAGMA_WEAK.
46 * c-common.c (c_alignof, c_alignof_expr): Move here...
47 * c-typeck.c: ...from here.
48 * c-tree.h, c-common.h: Adjust.
50 2001-08-23 Bernd Schmidt <bernds@redhat.com>
52 * config/ia64/ia64.c (rws_update): If !pred, set write_count
53 instead of incrementing it.
55 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
56 asm ready, don't try to move them all into the same array element.
58 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
60 * function.c (thread_prologue_and_epilogue_insns): Avoid
61 fallthru flag on edge to exit.
63 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
65 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
68 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
70 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
71 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
72 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
75 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
77 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
78 replace "GNU CC" with "GCC".
80 2001-08-23 Richard Henderson <rth@redhat.com>
82 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
83 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
84 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
85 Need GR between FR and not GR_AND_FR.
86 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
87 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
88 AR regs before GR regs.
89 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
90 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
91 (REGISTER_MOVE_COST): Update.
92 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
94 2001-08-23 Richard Henderson <rth@redhat.com>
96 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
99 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
101 * reload1.c (emit_reload_insns): Don't look for notes
102 on a NULL store_insn.
104 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
106 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
107 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
108 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
109 format specifier warnings.
110 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
112 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
114 * config/i386/i386-protos.h: Correct declaration of
115 i386_pe_asm_named_section.
117 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
119 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
121 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
123 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
125 * cpperror.c (print_location): Don't show _Pragma.
126 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
127 and file change callback generation here.
128 (stack_include_file): Update use of cpp_push_buffer.
129 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
130 (struct cpp_buffer): Remove type, pfile members.
131 * cppinit.c (cpp_handle_option): Use free_chain.
132 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
133 (skip_escaped_newlines, get_effective_char, lex_percent): Take
134 a cpp_reader rather than a cpp_buffer.
135 (skip_escaped_newlines, get_effective_char, skip_block_comment,
136 skip_line_comment, parse_string, lex_percent, lex_dot,
137 _cpp_lex_token): Update accordingly.
138 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
140 (cpp_push_buffer): Update prototype.
141 (run_directive): Update use of cpp_push_buffer.
142 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
143 handle_assertion): Update use of run_directive.
144 * cpplib.h (enum cpp_buffer_type): Remove.
145 (cpp_push_buffer): Update prototype.
146 * fix-header.c (read_scan_file): Update.
148 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
150 * gcc.c (struct prefix_list): Change prefix to const char *.
152 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
154 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
156 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
158 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
161 * jump.c (squeeze_notes): Take parms by reference. Handle END being
164 * ifcvt.c (dead_or_predicable): Adjust.
165 * loop.c (find_and_verify_loops): Adjust.
166 * stmt.c (expand_end_case): Adjust.
167 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
168 head and end insn pointers in the basic block, not just local copies.
169 (merge_blocks_move_predecessor_nojumps): Likewise.
171 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
173 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
174 bitmap.h, builtin-types.def, builtins.c, builtins.def,
175 c-aux-info.c, c-common.c, c-common.def, c-common.h,
176 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
177 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
178 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
179 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
180 conditions.h, config.gcc, configure.frag, configure.in,
181 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
182 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
183 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
184 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
185 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
186 emit-rtl.c, errors.c, errors.h, except.c, except.h,
187 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
188 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
189 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
190 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
191 gencheck.c, gencodes.c, genconfig.c, genemit.c,
192 genextract.c, genflags.c, gengenrtl.c, genmultilib,
193 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
194 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
195 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
196 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
197 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
198 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
199 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
200 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
201 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
202 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
203 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
204 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
205 params.h, predict.c, predict.def, predict.h, prefix.c,
206 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
207 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
208 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
209 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
210 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
211 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
212 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
213 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
214 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
215 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
216 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
217 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
218 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
219 xcoffout.h: replace "GNU CC" with "GCC".
221 2001-08-21 Richard Henderson <rth@redhat.com>
223 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
224 (final_scan_insn): Consider jump tables data even if we have no
225 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
227 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
228 (ASM_OUTPUT_CASE_END): Remove.
229 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
230 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
231 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
233 2001-08-21 Richard Henderson <rth@redhat.com>
235 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
236 at barrier insns. Emit stop bits before barriers.
238 * flow.c (flow_find_cross_jump): Don't consider unconditional
239 return insns for commoning.
241 * final.c (compute_alignments): Fix typo.
243 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
244 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
245 (store_bit_field): Use mode_for_extraction more places.
246 (extract_bit_field): Likewise.
248 2001-08-21 Zack Weinberg <zackw@panix.com>
250 * caller-save.c: Don't include insn-codes.h.
251 (reg_save_code, reg_restore_code): Make arrays of int.
252 All uses updated to match.
253 (insert_save, insert_restore): No need to initialize "code"
254 variable upon declaration.
255 * Makefile.in: update dependencies; fix typo in clean rule.
257 2001-08-21 Richard Henderson <rth@redhat.com>
259 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
260 (merge_if_block): Handle fallout from same.
262 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
264 * builtins.c (type_to_class): Fix typo in last change.
266 2001-08-21 Richard Henderson <rth@redhat.com>
268 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
269 ia64_asm_output_label.
271 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
272 copy of gp while the real gp register contains garbage.
274 2001-08-21 Zack Weinberg <zackw@panix.com>
276 * expmed.c (mode_for_extraction): New function.
277 (store_bit_field, extract_bit_field): Use it.
278 * expr.h: Prototype it and provide an enum for its first argument.
280 * combine.c, function.c, recog.c: Don't include insn-codes.h.
281 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
282 and digging through the insn_data tables.
283 * Makefile.in: Update dependencies.
285 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
287 * cppfiles.c (stack_include_file): line-map.c now handles include
289 (handle_missing_handler): Similarly.
290 (_cpp_execute_include): Similarly.
291 (_cpp_pop_file_buffer): Similarly.
292 * cpphash.h (struct cpp_reader): Remove system_include_depth,
293 buffer_stack_depth and include_depth.
294 * cpplib.c (do_include_common): line-map.c now handles include depth.
295 (cpp_push_buffer): Similarly.
296 (_cpp_pop_buffer): Similarly.
297 * cppmacro.c (builtin_macro): Update.
298 * line-map.c (init_line_maps): Set depth.
299 (add_line_map): Increment "used" earlier. Update and use the
301 (trace_include): Use the include depth.
302 * line-map.h (struct line_maps): New member depth.
304 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
306 * cppfiles.c (stack_include_file): Don't handle -H here.
307 * cppinit.c (cpp_start_read): Set include tracing after
308 cpp_post_options and after stacking the main file.
309 * line-map.c (trace_include): New.
310 (init_line_maps, add_line_map): Update.
311 * line-map.h (struct line_maps): New member trace_includes.
313 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
315 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
316 * cppfiles.c (stack_include_file): Only stack a file if there
317 is something to do. Return a boolean indicating whether a
318 buffer was stacked or not.
319 (_cpp_execute_include): Similarly.
320 (_cpp_read_file): Similarly.
321 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
323 2001-08-21 Sam Steingold <sds@gnu.org>
325 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
326 (RECACHE): keep obufp_before_macroname up to date
328 2001-08-21 Zack Weinberg <zackw@panix.com>
330 * stmt.c: Don't include insn-codes.h.
331 (expand_end_case): Machine specific logic moved to expr.c.
332 No need to worry about __builtin_classify_type.
333 (check_for_full_enumeration_handling, emit_case_nodes):
336 * builtins.o (expand_builtin_classify_type): Split up so code
337 can be shared with fold_builtin_classify_type.
338 (type_to_class, fold_builtin_classify_type): New functions.
339 (fold_builtins): Handle __builtin_classify_type.
341 * expr.c (do_tablejump): Now static.
342 (case_values_threshold, try_casesi, try_tablejump): New;
343 code mostly from stmt.c (expand_end_case).
344 (expr.h): Update prototypes.
346 * Makefile.in (stmt.o): Update dependencies.
348 2001-08-21 Will Cohen <wcohen@redhat.com>
350 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
351 declaration of variable i.
352 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
353 declaration of variable i.
355 2001-08-21 Richard Henderson <rth@redhat.com>
357 * crtstuff.c: Fix thinko last change. Move list tails to start
358 of CRT_END section. Tidy ifdefs.
359 (__EH_FRAME_BEGIN__): Always static for ELF.
360 (__do_global_ctors_1): Rename from __frame_dummy.
361 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
362 name change; don't hide __EH_FRAME_BEGIN__.
364 2001-08-21 Richard Henderson <rth@redhat.com>
366 * gdbinit.in: Move break on exit after break on fancy_abort.
368 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
371 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
373 * cpphash.h (_cpp_push_next_buffer): New.
374 * cppinit.c (do_includes): Remove.
375 (push_include, free_chain, _cpp_push_next_buffer): New.
376 (cpp_start_read): Use them to rework command line option handling.
377 (cpp_handle_option): Combine handling of -include and -imacros.
378 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
379 appropriate. Always insert missing \n at EOF.
380 * cpplib.c (start_directive): Get the directive position right.
381 * cppmain.c (cb_file_change): Always print the first line, unless
384 2001-08-20 Andreas Jaeger <aj@suse.de>
386 * profile.c (compute_branch_probabilities): Remove extra new-line
388 * flow.c (verify_flow_info): Likewise.
390 2001-08-20 Diego Novillo <dnovillo@redhat.com>
392 * basic-block.h (basic_block): Add new field 'flags'.
393 (BB_REACHABLE): Define.
394 (expunge_block): Declare.
395 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
396 (EXIT_BLOCK_PTR): Ditto.
397 (expunge_block): Remove static declaration.
398 (cleanup_cfg): Clear bb->aux on every basic block.
399 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
400 computing reachability.
401 (delete_unreachable_blocks): Delete block b if b->flags has
404 2001-08-20 Diego Novillo <dnovillo@redhat.com>
406 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
408 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
410 * sparc.c (sparc_variable_issue): Fix typo in last change.
412 2001-08-20 Richard Henderson <rth@redhat.com>
414 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
416 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
418 * pa.h (RETURN_IN_MEMORY): Improve comment.
420 2001-08-20 Janis Johnson <janis187@us.ibm.com>
422 * doc/invoke.texi (Profiling options): Clarify the interactions
423 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
425 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
427 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
430 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
432 * gcc.c (make_relative_prefix): Allocate a sufficiently large
435 2001-08-20 Richard Henderson <rth@redhat.com>
437 * final.c (end_final): Fix typo last change.
439 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
441 * cppinit.c (init_standard_includes): The returned buffer
442 is already malloc-ed.
443 * gcc.c (add_prefix): Similarly.
444 * prefix.c (translate_name): Update to support clear buffer
446 (update_path): Similarly. Be sure to free any newly allocated
447 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
449 * prefix.h (update_path): Update prototype and document.
450 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
451 up and update to new buffer ownership rules.
452 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
454 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
456 * final.c (compute_alignments): New function.
457 (init_insn_lengths): Do not care label_align.
458 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
459 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
460 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
461 (shorted_branches): Realloc label_align array; do
462 not call init_insn_lengths; Do not care about loop alignments.
463 * output.h (compute_alignments): Declare.
464 * toplev.c (rest_of_compilation): Call compute_alignments.
465 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
467 * predict.c (block_info_def): Add npredecesors, remove nvisited;
468 change visited to tovisit.
469 (propagate_freq): Use faster traversing algorithm.
470 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
471 to tovisit; reverse meaning.
473 * predict.c (struct block_info_def): Remove nvisited.
474 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
475 (estimate_bb_frequencies): Call mark_dfs_back_edges.
477 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
479 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
480 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
481 (TARGET_FUSED_MADD): New.
482 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
483 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
484 the multiply-add instructions.
486 2001-08-19 Richard Henderson <rth@redhat.com>
488 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
489 is aligned to pointer size.
491 2001-08-19 Richard Henderson <rth@redhat.com>
493 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
494 display markers during final schedule.
496 2001-08-19 Richard Henderson <rth@redhat.com>
498 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
500 2001-08-19 Richard Henderson <rth@redhat.com>
502 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
504 (ASM_NAME_TO_STRING): Remove.
505 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
506 in the same string. Remove support for expressions.
508 2001-08-19 Richard Henderson <rth@redhat.com>
510 * config/i386/i386.md (tablejump): Make an expander; handle
511 pic relative addressing here.
512 (tablejump_1): Rename from tablejump_pic.
515 2001-08-19 Richard Henderson <rth@redhat.com>
517 * regclass.c (fix_register): Fix typo.
519 2001-08-18 Richard Henderson <rth@redhat.com>
521 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
522 (struct _Unwind_Context): Expand br_loc to hold it.
523 (uw_frame_state_for): Handle leaf functions better.
524 (uw_update_reg_address): Update for br_loc change.
526 2001-08-18 Richard Henderson <rth@redhat.com>
528 * crtstuff.c: Move list heads before code that uses them.
529 (__JCR_LIST__): Remove initial null.
530 (frame_dummy, __frame_dummy): Do java registration here ...
531 (__do_global_ctors_aux): ... not here.
533 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
534 (__do_global_dtors_aux): Update to match.
535 (__JCR_LIST__, __do_jv_register_classes): New.
537 * config/ia64/crtend.asm (__JCR_END__): New.
538 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
539 instead of an indirect LTOFF22 reloc.
541 2001-08-18 Richard Henderson <rth@redhat.com>
543 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
544 * regclass.c (init_reg_sets_1): Fix typo.
545 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
546 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
547 (ia64_compute_frame_size): Make ar.unat live when in use.
548 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
549 for ar.pfs; remove ar.unat handling.
550 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
552 (PREDICATE_CODES): Add ar_pfs_reg_operand.
553 * config/ia64/ia64-protos.h: Update decls.
554 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
555 (sibcall_pic): Likewise.
557 2001-08-18 Richard Henderson <rth@redhat.com>
559 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
560 pred_rel_mutex when searching for insn_group_barrier.
561 * config/ia64/ia64.md (cycle_display): Combine the expander
564 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
565 bit before asm as needed.
567 2001-08-18 Richard Henderson <rth@redhat.com>
569 * timevar.def (TV_MACH_DEP): New.
570 * toplev.c (rest_of_compilation): Use it.
571 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
573 2001-08-18 Zack Weinberg <zackw@panix.com>
575 * unwind-dw2.c (execute_stack_op): Add default aborts to
576 the inner switches to prevent warnings.
578 2001-08-18 Richard Henderson <rth@redhat.com>
580 * timevar.h (struct timevar_time_def): Change element type to float.
581 (ticks_to_msec, clocks_to_msec): Likewise.
582 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
583 (get_time): Likewise.
584 (timevar_print): Adjust zero check and printing to match.
586 2001-08-18 Zack Weinberg <zackw@panix.com>
588 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
589 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
590 Eliminate overfull or underfull hboxes.
592 2001-08-18 Zack Weinberg <zackw@panix.com>
594 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
596 2001-08-18 Zack Weinberg <zackw@panix.com>
598 * haifa-sched.c: Convert to target hooks. Macros replaced
599 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
600 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
601 MD_SCHED_FINISH, and HAVE_cycle_display.
602 * target-def.h (TARGET_SCHED_ADJUST_COST,
603 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
604 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
605 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
606 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
607 New hook #defines to be overridden.
608 (TARGET_SCHED): Bring them all together.
609 (TARGET_INITIALIZER): Update.
610 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
611 instead of 'struct rtx_def *' throughout.
612 (struct sched): New set of hooks for the scheduler.
613 * Makefile.in (haifa-sched.o): Depend on target.h.
614 * doc/tm.texi: Document the new scheduler hooks, together in
615 their own section, instead of scattered around.
616 Fix a bunch of underfull/overfull hboxes.
618 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
619 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
620 sparc.h: Don't define any of the old scheduler macros.
622 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
623 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
624 sparc.c: Create hook functions from code extracted from
625 corresponding target header, or make existing hooks static, as
626 appropriate. Set the appropriate entries in targetm.
628 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
629 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
630 rs6000-protos.h, s390-protos.h, sparc-protos.h:
631 Remove prototypes for functions which are now static.
633 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
634 related gunk; the Haifa scheduler is now the only choice.
636 2001-08-18 Zack Weinberg <zackw@panix.com>
638 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
639 * genopinit.c: Put floating point divide insns in sdiv_optab.
640 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
641 * config/gofast.h, config/c4x/c4x.h,
642 config/ia64/hpux_longdouble.h, config/mips/mips.h,
643 config/pa/long_double.h, config/rs6000/sysv4.h,
644 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
645 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
646 (init_optabs): Use init_optabv for overflow-trapping optabs.
647 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
648 cmp_optab RTX codes so have_insn_for can find them.
650 * optabs.c (expand_simple_binop, expand_simple_unop,
651 have_insn_for, gen_sub3_insn): New interfaces.
652 * expr.h: Prototype new functions.
653 (enum optab_methods): Move here from optabs.h.
655 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
656 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
657 Use new functions instead of working directly with optabs.
658 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
659 unroll.c: Don't include optabs.h.
660 * caller-save.c, combine.c, function.c, stmt.c: Just include
661 insn-codes.h, not optabs.h.
662 * Makefile.in: Update dependencies.
664 * combine.c (make_compound_operation, simplify_comparison):
665 Fix typos testing for this or that instruction.
667 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
669 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
672 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
674 * except.c (TYPE_HASH): Delete.
676 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
679 * tree.c (TYPE_HASH): Delete.
681 * tree.h (TYPE_HASH): Define.
683 2001-08-18 Graham Stott <grahams@redhat.com>
685 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
687 (adddi3_internal_2+2): Likewise.
688 (eh_set_lr_di+1): Likewise.
690 2001-08-17 Richard Henderson <rth@redhat.com>
692 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
693 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
694 * dwarf2asm.c: ... here.
695 * dwarfout.c: Remove them.
697 * varasm.c (assemble_integer): Add align parameter.
698 (assemble_real, output_constant, output_constructor): Likewise.
699 * output.h: Update decls.
700 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
701 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
702 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
703 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
704 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
707 * final.c (end_final): Abort profile block generation if we
708 havn't layed it out properly.
709 * output.h (assemble_eh_integer): Remove stale decl.
710 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
712 (assemble_integer): Handle unaligned data.
713 (assemble_real): Abort on unaligned data.
714 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
716 (default_dtor_section_asm_out_destructor): Use assemble_align.
717 (default_named_section_asm_out_constructor): Likewise.
718 (default_ctor_section_asm_out_constructor): Likewise.
719 * config/darwin.c (machopic_asm_out_constructor): Likewise.
720 (machopic_asm_out_destructor): Likewise.
721 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
722 (nextstep_asm_out_destructor): Likewise.
723 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
724 (vms_asm_out_destructor): Likewise.
726 2001-08-17 Richard Henderson <rth@redhat.com>
728 * config/mips/iris6.h (TARGET_IRIX6): New.
729 (current_section_name, current_section_flags): New.
730 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
731 (MAX_OFILE_ALIGNMENT): New.
732 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
733 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
734 (copy_file_data): Split out from
735 (mips_asm_file_end): ... here.
736 (mips_asm_file_start): Remove extra .section directive. Use
737 tmpfile instead of mips_make_temp_file.
738 (mips_unique_section): Use const char * as needed for warnings.
739 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
740 re-add align parameter.
741 (iris6_asm_named_section): New.
742 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
743 (iris6_asm_output_align, iris6_section_align_1): New.
744 (iris6_asm_file_start, iris6_asm_file_end): New.
745 * config/mips/mips-protos.h: Update decls.
747 2001-08-17 Janis Johnson <janis187@us.ibm.com>
749 * doc/install.texi (Install GCC): Add links to build status pages.
751 (Final install): Ditto; request updates for specific info
753 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
755 * cpperror.c (print_location): Don't take a file name; use the
757 (_cpp_begin_message): Similarly.
758 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
759 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
760 (cpp_pedwarn_with_file_and_line): Remove.
761 * cppfiles.c (stack_include_file): Update; set filename to stdin
762 here when appropriate.
763 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
764 (_cpp_begin_message): Don't take a file name.
765 * cppinit.c: Add comment.
766 * cpplex.c: Fix end-of-directive indicator.
767 * cpplib.c: Don't include intl.h.
768 (run_directive, do_diagnostic): Update.
769 (do_line): Update to not use nominal_fname.
770 (cpp_push_buffer): Don't take a filename.
771 * cpplib.h (struct ht): Remove.
772 (cpp_push_buffer): Don't take a filename.
773 (cpp_pedwarn_with_file_and_line): Remove.
774 * cppmacro.c (struct cpp_macro): Remove file.
775 (builtin_macro): Update.
776 (_cpp_create_definition): Update.
777 * cppmain.c: Correct comment.
778 * fix-header.c (read_scan_file): Update.
780 2001-08-17 Kazu Hirata <kazu@hxi.com>
782 * sbitmap.c: Fix comment formatting.
783 * sched-deps.c: Likewise.
784 * sibcall.c: Likewise.
785 * simplify-rtx.c: Likewise.
787 * ssa-ccp.c: Likewise.
788 * stor-layout.c: Likewise.
789 * timevar.c: Likewise.
790 * toplev.c: Likewise.
791 * unwind-dw2.c: Likewise.
792 * unwind-dw2-fde.c: Likewise.
793 * varasm.c: Likewise.
795 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
797 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
798 or larger than an integer in memory.
800 2001-08-17 Zack Weinberg <zackw@panix.com>
802 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
803 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
804 * rtl.h: Don't forward-declare union tree_node here. Don't
805 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
806 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
807 and tree respectively.
808 * tree.h: Don't forward-declare struct rtx_def here. Don't
809 typedef tree here. Change all uses of struct rtx_def *,
810 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
811 and tree respectively.
813 2001-08-17 Richard Henderson <rth@redhat.com>
815 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
816 config/mips/openbsd.h: Fix typos last change.
818 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
820 * doc/invoke.texi (Optimize Options): The default for
821 -finline-limit is 600.
823 2001-08-17 Richard Henderson <rth@redhat.com>
825 * varasm.c (text_section): Allow TEXT_SECTION to override the
826 printing of TEXT_SECTION_ASM_OP.
827 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
828 (DATA_SECTION, BSS_SECTION): Remove.
829 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
830 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
831 Rename from s/_NAME//.
832 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
833 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
834 (TEXT_SECTION): ... here. New.
835 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
836 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
837 * config/mips/openbsd.h: Likewise.
838 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
839 (mips_asm_file_end): Likewise test.
840 (mips_output_function_epilogue): Likewise. Switch back to data
841 section after emitting the function.
843 * doc/tm.texi (Sections): Document TEXT_SECTION.
845 2001-08-17 Richard Henderson <rth@redhat.com>
847 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
848 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
850 2001-08-17 Richard Henderson <rth@redhat.com>
852 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
853 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
854 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
855 Add aligned attribute.
857 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
859 * config/sh/sh.md: Add modes to unspecs in first insn to match
862 * Makefile.in: Fix collect2 copy for Cygwin.
864 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
866 Install the proper patch.
867 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
868 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
869 (expand_function_start): Likewise.
870 * stmt.c (expand_decl): Likewise.
871 * varasm.c (make_decl_rtx): Likewise.
873 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
875 * final.c: Undo my previous accidental checkin.
876 * output.h: Likewise.
879 2001-08-16 Richard Henderson <rth@redhat.com>
881 * varasm.c (named_section_flags): Remove align parameter.
882 * varasm.c, dwarf2out.c: Update all callers.
883 * output.h: Update prototypes.
885 * target.h (target.asm_out.named_section): Remove align parameter.
886 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
887 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
888 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
889 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
890 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
892 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
893 (get_named_section_flags, set_named_section_flags): New.
894 (named_section_flags): Use them.
895 (named_section): Do decl vs section flags check here...
896 (default_section_type_flags): ... not here.
897 (init_varasm_once): Create in_named_htab.
898 (resolve_unique_section): Mark reloc unused.
900 2001-08-16 Richard Henderson <rth@redhat.com>
902 * varasm.c (force_const_mem): Keep pool alignment in bits.
903 (output_constant_pool): Use assemble_align.
905 2001-08-16 Zack Weinberg <zackw@panix.com>
907 * doc/tm.texi: Remove extra @table command.
909 2001-08-16 Zack Weinberg <zackw@panix.com>
911 * final.c (shorten_branches): Clear the end of the label_align
912 array only if we made it larger. Break up messy expressions
915 * diagnostic.c (internal_error): Check for error recursion
916 before doing ICE suppression.
918 * timevar.c: Timing variables now count in milliseconds.
919 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
920 (get_time): Not here.
921 (timevar_print): Don't print any timer whose user, cpu, and
922 wall times are all zero as displayed.
923 * timevar.h: Update comment aboout units. Make timevar
926 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
928 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
929 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
930 (expand_function_start): Likewise.
931 * stmt.c (expand_decl): Likewise.
932 * varasm.c (make_decl_rtx): Likewise.
934 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
936 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
937 (finalize_record_size): Don't set TYPE_USER_ALIGN.
939 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
941 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
944 2001-08-16 Andreas Jaeger <aj@suse.de>
946 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
949 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
951 * rtl.h (only_sets_cc0_p): New prototype.
952 * jump.c (sets_cc0_p): Handle INSN.
953 (only_sets_cc0_p): New function.
954 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
955 (tidy_fallthru_edge): Likewise.
956 * integrate.c (copy_insn_list): Likewise.
957 * unroll.c (unroll_loop): Likewise.
958 (copy_loop_body): Likewise.
960 2001-08-15 Jason Eckhardt <jle@redhat.com>
962 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
964 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
966 * predict.c (struct block_info_def): Remove nvisited.
967 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
968 (estimate_bb_frequencies): Call mark_dfs_back_edges.
970 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
971 (ix86_adjust_cost): Teach scheduler that latency to load operand can
974 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
976 * predict.def: Update hitrates.
978 2001-08-15 Richard Henderson <rth@redhat.com>
980 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
982 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
984 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
985 note from its associated jump.
987 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
989 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
990 also on 64-bit s390x targets.
992 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
994 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
996 (arm_expand_prologue): Handled nested functions which take a
997 variable argument list.
998 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
999 macro with an invocation of
1000 arm_compute_initial_elimination_offset.
1001 * config/arm/arm-protos.h: Prototype
1002 arm_compute_initial_elimination_offset.
1004 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1006 * doc/install.texi (Specific, avr): Fix markup.
1007 (Specific, c4x): Ditto.
1009 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1011 * predict.c (dump_prediction): Change `bool' parameter to `int'.
1013 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
1015 * Makefile.in (OBJS): Add rtl-error.o
1016 (rtl-error.o): New rule.
1017 (diagnostic.o): Adjust dependency.
1018 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
1019 error_for_asm, _fatal_insn, _fatal_insn_not_found,
1020 warning_for_asm): Move to...
1021 rtl-error.c: ...here. New file.
1023 2001-08-14 Richard Henderson <rth@redhat.com>
1025 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
1026 if USING_SJLJ_EXCEPTIONS.
1028 2001-08-14 Steve Ellcey <sje@cup.hp.com>
1030 * tlink.c (scan_linker_output): Check string for unsatisfied in
1031 addition to undefined and unresolved.
1033 2001-08-14 Graham Stott <grahams@redhat.com>
1035 * libgcc2.c (*): Replace EH_FRAME_SECTION with
1036 EH_FRAME_SECTION_NAME.
1038 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1040 * genattrtab.c (simplify_test_exp_in_temp): New function.
1041 (simplify_test_exp): Avoid explicit use of temporary obstack.
1042 (simplify_cond, insert_right_side, evaluate_eq_attr,
1043 simplify_and_tree, simplify_or_tree, eliminate_known_true):
1044 Use simplify_test_exp_in_temp.
1045 (optimize_attrs): Iterate until expression stabilizes.
1047 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
1049 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
1050 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
1052 2001-08-13 Richard Henderson <rth@redhat.com>
1054 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
1055 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
1056 * config/arm/conix-elf.h: Likewise.
1058 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
1060 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
1062 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1064 * gcse.c (hash_scan_set): Expressions that are set as part of
1065 jump instructions are not available.
1067 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
1069 * config/s390/s390.c (print_operand, s390_function_prologue,
1070 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
1072 2001-08-13 Richard Henderson <rth@redhat.com>
1074 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
1075 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
1076 * doc/tm.texi (Exception Region Output): Document it.
1078 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
1080 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
1081 DWARF2 instead of stabs by default.
1083 2001-08-13 David Edelsohn <edelsohn@gnu.org>
1085 * config/rs6000/rs6000.c: Include optabs.h.
1087 2001-08-13 David Edelsohn <edelsohn@gnu.org>
1089 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
1090 save/restore routines.
1091 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
1093 2001-08-13 Andreas Jaeger <aj@suse.de>
1095 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
1096 the english is correct.
1098 2001-08-13 Zack Weinberg <zackw@panix.com>
1100 * expr.h: Split out optab- and libfunc-related code to...
1101 * optabs.h, libfuncs.h: ... these new headers.
1103 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
1105 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
1107 * mkconfig.sh: Don't include insn-codes.h from config.h.
1109 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
1110 enum insn_code is available. Move reload_in_optab and
1111 reload_out_optab array declarations to optabs.h.
1112 * regmove.c (gen_add3_insn): Move to optabs.c, export from
1113 there, prototype in expr.h.
1114 * gencodes.c: Cleanup: zap global variables, don't use
1115 printf where puts will do, don't bother defining MAX_INSN_CODE
1116 which nothing uses, let CODE_FOR_nothing get its value implicitly.
1118 * genemit.c, genopinit.c: Include optabs.h in generated file.
1119 * genoutput.c: Include insn-codes.h in generated file.
1120 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
1121 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
1122 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
1123 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
1124 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
1125 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
1127 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
1128 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
1129 config/m88k/m88k.c, config/sparc/sparc.c:
1131 * reload.c: Include expr.h and optabs.h before reload.h.
1132 * config/alpha/alpha.c: Include tree.h before reload.h.
1133 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
1134 and reload.h in that order.
1135 * config/sparc/sparc.c: Include debug.h.
1136 * recog.c: Include insn-codes.h.
1138 2001-08-13 Andreas Jaeger <aj@suse.de>
1140 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
1143 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
1145 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
1146 * gcc.c (init_spec): Fix typo in comment.
1147 * varasm.c (data_section): Fix typo in comment.
1149 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
1151 * predict.c (dump_prediction): New argument "USED".
1152 (combine_predictions_for_insn): Determine the used heuristics,
1153 output the case no heuristic applied.
1154 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
1156 2001-08-13 Andreas Jaeger <aj@suse.de>
1158 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
1161 2001-08-13 Kazu Hirata <kazu@hxi.com>
1163 * jump.c: Fix formatting.
1165 2001-08-13 Kazu Hirata <kazu@hxi.com>
1167 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
1170 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
1172 * loop.c (check_dbra_loop): Use condjump_label to compute
1175 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
1176 to better document the files they're in.
1178 2001-08-12 Zack Weinberg <zackw@panix.com>
1180 * recog.h (struct insn_operand_data): Shrink 'mode' field
1183 2001-08-12 Kazu Hirata <kazu@hxi.com>
1185 * gcc.c: Fix comment formatting.
1186 * gccspec.c: Likewise.
1189 * genemit.c: Likewise.
1190 * gengenrtl.c: Likewise.
1191 * genrecog.c: Likewise.
1192 * gensupport.c: Likewise.
1193 * ggc-page.c: Likewise.
1194 * global.c: Likewise.
1195 * graph.c: Likewise.
1196 * ifcvt.c: Likewise.
1197 * integrate.c: Likewise.
1199 * libgcc2.c: Likewise.
1201 * mbchar.c: Likewise.
1202 * optabs.c: Likewise.
1203 * predict.c: Likewise.
1204 * prefix.c: Likewise.
1205 * profile.c: Likewise.
1206 * protoize.c: Likewise.
1208 * recog.c: Likewise.
1209 * regclass.c: Likewise.
1210 * regmove.c: Likewise.
1211 * reg-stack.c: Likewise.
1212 * reload1.c: Likewise.
1213 * resource.c: Likewise.
1214 * rtlanal.c: Likewise.
1217 2001-08-12 Kazu Hirata <kazu@hxi.com>
1219 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
1220 a tree representing a constant is passed to the macro.
1222 2001-08-12 Richard Henderson <rth@redhat.com>
1224 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
1225 (rs6000_elf_asm_out_destructor): New.
1226 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
1227 (DTORS_SECTION_ASM_OP): Remove.
1228 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
1229 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
1231 2001-08-12 David Edelsohn <edelsohn@gnu.org>
1234 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1235 * gcc.c (set_collect_gcc_options): New function, split out from
1237 Ignore elided switches.
1238 (do_spec_1): Invoke before executing command.
1239 (set_input): Export.
1240 Move declaration ...
1241 * gcc.h (set_input): ... here.
1242 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
1245 2001-08-12 Richard Henderson <rth@redhat.com>
1247 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
1248 thinko wrt TARGET_RELOCATABLE.
1250 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
1252 * fix-header.c (cb_file_change): Update prototype.
1254 2001-08-11 Zack Weinberg <zackw@panix.com>
1256 * toplev.c (set_float_handler): Make static.
1257 * toplev.h: Don't prototype set_float_handler.
1259 * simplify-rtx.c: Don't include setjmp.h.
1260 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
1262 (simplify_unary_operation, simplify_binary_operation): Use them,
1263 via do_float_handler.
1265 * fold-const.c: Don't include setjmp.h.
1266 (exact_real_inverse_1): New function.
1267 (exact_real_inverse): Use it, via do_float_handler.
1269 * varasm.c: Don't include setjmp.h.
1270 (assemble_real_1): New function.
1271 (assemble_real): Use it, via do_float_handler.
1272 Call internal_error if we get a trap here.
1274 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
1275 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
1277 2001-08-11 Zack Weinberg <zackw@panix.com>
1279 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
1280 STACK_BOUNDARY if not already defined.
1282 * calls.c, function.c, reload1.c, explow.c: Don't default
1283 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
1284 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
1286 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
1289 * doc/tm.texi: Document that STACK_BOUNDARY is required;
1290 clarify difference between it and PREFERRED_STACK_BOUNDARY.
1292 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
1294 * cppmacro.c (enter_macro_context): Push macro expansions even
1297 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1299 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
1300 (rs6000_elf_section_type_flags): Actually return a value.
1302 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
1304 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
1305 Clean up code: add missing comments and prototypes, fix warnings,
1306 remove obsolete code, fix spacing to conform to coding style.
1308 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
1310 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
1311 and TARGET_ASM_CLOSE_PAREN.
1312 (regclass_map): CC register belongs to class NO_REGS.
1313 (legitimize_pic_address): Don't generate unnecessary moves
1314 (to avoid confusing loop optimization).
1315 (check_and_change_labels): Replace jump_long by indirect_jump.
1316 (s390_final_chunkify): Don't start a new literal pool on section
1317 switch in 64-bit code.
1318 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
1320 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
1321 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
1322 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
1324 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
1325 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
1326 (CONST_COSTS): Fixed incorrect costs.
1328 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
1329 Use emit_jump instead of emit_jump_insn (gen_jump).
1330 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
1331 (to avoid confusing flow analysis).
1332 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
1333 (casesi, casesi_jump): New.
1334 (jump_long): Removed. Functionality merged into indirect_jump.
1335 (indirect_jump): Accept address_operand, not just register_operand.
1336 (cjump_long, icjump_long): Use same logic as indirect_jump.
1337 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
1338 Fixed broken setjmp/longjmp handling.
1339 (do_builtin_setjmp_setup): Removed.
1341 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
1342 broken GNU as versions that don't accept .quad with large
1343 negative values. Use hexadecimal output instead.
1344 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
1345 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
1346 FUNCTION_EPILOGUE): Removed. Now in targetm.
1348 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
1350 * config/s390/fixdfdi.h: Add missing copyright statement.
1351 Fix type conflicts on 64-bit. Add missing SFmode routines.
1353 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
1356 2001-08-11 Richard Henderson <rth@redhat.com>
1358 * rtl.h (REG_EH_RETHROW): Remove.
1359 * rtl.c (reg_note_name): Update.
1360 * combine.c (distribute_notes): Don't check for it.
1362 2001-08-11 Richard Henderson <rth@redhat.com>
1364 * combine.c (distribute_notes): Place REG_SETJMP.
1366 2001-08-11 Richard Henderson <rth@redhat.com>
1368 * doc/extend.texi (Arrays and pointers implementation): Discourage
1369 relying on sign-extension of pointers.
1371 2001-08-11 H.J. Lu <hjl@gnu.org>
1373 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
1375 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
1376 RDATA_SECTION_ASM_OP.
1378 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1380 * doc/install.texi (Specific, c4x): Fix cross-reference to the
1381 main manual to work both for info and HTML versions.
1383 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
1384 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1386 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
1387 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
1388 (struct cpp_pool): New member first.
1389 * cppinit.c (append_include_chain): Plug memory leaks.
1390 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
1391 Allocate pragma structures from the (aligned) macro pool to
1392 avoid leaking memory.
1393 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
1394 so we don't leak memory.
1395 * hashtable.c (ht_destroy): New.
1396 * hashtable.h (ht_destroy): New.
1398 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
1399 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1401 * c-lex.c (map): Make const.
1402 (cb_file_change): Update for callback passing a line map.
1403 Don't assume we have a previous map. Remove sanity check
1404 about popping too many files.
1405 * cpperror.c (print_location): Make map const.
1406 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
1407 (cpp_make_system_header): Similarly.
1408 (search_from): Similarly.
1409 (_cpp_execute_include): Don't remember where we came from.
1410 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
1411 (struct cpp_reader): Make map const.
1412 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
1413 * cpplib.c (do_line): Update; line maps now hold sysp.
1414 (cpp_push_buffer): Similarly.
1415 (_cpp_do_file_change): Similarly; callback with map instead.
1416 (cpp_get_line_maps): Constify return value.
1417 (_cpp_pop_buffer): Update.
1418 * cpplib.h (struct cpp_file_change): Remove.
1419 (struct cpp_callbacks): Update.
1420 (cpp_get_line_maps): Constify return value.
1421 * cppmacro.c (_cpp_create_definition): Update.
1422 * cppmain.c (struct printer): Constify map.
1423 (maybe_print_line): Similarly.
1424 (print_line): Similarly. Deduce flags 1 and 2 here.
1425 (cb_file_change): Update.
1426 * line-map.c (free_line_maps): Warn regardless.
1427 (add_line_map): Return pointer to const. When passed NULL to_file
1428 with LC_LEAVE, use the obvious values for the return point so the
1429 caller doesn't have to figure them out.
1430 (lookup_line): Return pointer to const.
1431 (print_containing_files): Take pointer to const.
1432 * line-map.h (struct line_map): New members reason, sysp.
1433 (add_line_map): Return pointer to const.
1434 (lookup_line): Similarly.
1435 (print_containing_files): Take pointer to const.
1437 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
1438 Richard Henderson <rth@redhat.com>
1440 * regmove.c (regmove_optimize): Avoid setting a register twice in
1443 2001-08-10 Richard Henderson <rth@redhat.com>
1445 * doc/extend.texi (Arrays and pointers implementation): Document
1446 behavior of pointer/integer conversion.
1448 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
1450 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
1452 2001-08-10 Richard Henderson <rth@redhat.com>
1454 * doc/extend.texi (C Implementation): New chapter.
1455 * doc/gcc.texi (Top): Link it in.
1457 2001-08-10 Andrew Cagney <ac131313@redhat.com>
1459 * doc/install.texi (Specific): Fix CVS merge botch.
1461 2001-08-10 Richard Henderson <rth@redhat.com>
1463 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
1464 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
1466 2001-08-10 Zack Weinberg <zackw@stanford.edu>
1468 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
1469 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
1470 this macro is now required.
1472 * cselib.c (cselib_process_insn), flow.c (propagate_block),
1473 loop.c (find_and_verify_loops), reload.c (reload): Check
1474 for rtx code of CALL_INSN, not CALL, when deciding if we
1475 need to check for REG_SETJMP note.
1477 * gcse.c (compute_hash_table, compute_store_table): Update
1478 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
1481 * config/avr/avr.c: Fix typo.
1482 * config/convex/convex.c (expand_movstr): Use adjust_address.
1483 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
1485 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
1486 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
1488 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
1489 Do define STACK_BOUNDARY.
1490 * config/i370/i370.c: Include expr.h.
1491 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
1492 config/pa/som.h, config/v850/v850.h: Take in_ctors and
1493 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
1494 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
1495 * config/m88k/m88k.c: Include c-tree.h after expr.h.
1496 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
1497 * config/romp/romp.c: Include expr.h after tree.h.
1499 (output_fpop): Use xmalloc, not oballoc.
1500 * config/we32k/we32k.c: Include expr.h.
1502 2001-08-10 Kazu Hirata <kazu@hxi.com>
1504 * config/h8300/h8300.h: Fix formatting.
1506 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
1508 * c-common.h (RETURN_NULLIFIED_P): Lose.
1509 * c-semantics.c (genrtl_return_stmt): Don't check it.
1511 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
1513 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
1514 (mips_annotate_frame_insn): New function.
1515 (mips_emit_frame_related_store): New function.
1516 (save_restore_insns): Don't mark instructions that set up the base
1517 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
1518 the store instructions instead.
1519 (mips_expand_prologue): If the stack size is moved into a temporary
1520 register, do not mark that move as frame-related. Add a
1521 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
1523 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
1525 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
1526 stack slot as unchanging if current_function_calls_eh_return.
1528 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
1530 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
1531 access the second half of the TFmode scratch operand.
1533 2001-08-10 Anthony Green <green@redhat.com>
1535 * java/class.c (emit_register_classes): Conditionalize code on
1538 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1540 * doc/install.texi (Specific, avr): Fix cross-reference to the
1541 main manual to work both for info and HTML versions.
1543 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1545 * stmt.c (expand_null_return_1): Remove code to generate simple returns
1546 and "use_goto" argument.
1547 (expand_null_return, expand_value_return): Update all callers.
1548 * function.c (expand_function_end): Remove code to generate simple
1550 * config/vax/vax.md (epilogue): New expander for function return.
1551 * doc/md.texi (epilogue): Remove "if defined".
1553 2001-08-09 Zack Weinberg <zackw@stanford.edu>
1555 * Makefile.in: Partially revert my previous change:
1556 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
1557 of the hashtab.o and safe-ctype.o rules.
1559 2001-08-09 Richard Henderson <rth@redhat.com>
1561 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
1562 (USE_COLLECT2): Remove duplicate definition.
1563 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
1564 (use_collect2): Remove dead code.
1565 * configure.in (use_collect2): Remove will_use_collect2 and
1566 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
1567 * configure: Rebuild.
1569 * target.h (targetm.asm_out.constructor): New.
1570 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
1571 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
1572 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
1573 * varasm.c (in_ctors, in_dtors): New.
1574 (assemble_constructor, assemble_destructor): Remove.
1575 (default_stabs_asm_out_destructor): New.
1576 (default_named_section_asm_out_destructor): New.
1577 (dtors_section, default_dtor_section_asm_out_destructor): New.
1578 (default_stabs_asm_out_constructor): New.
1579 (default_named_section_asm_out_constructor): New.
1580 (ctors_section, default_ctor_section_asm_out_constructor): New.
1581 * output.h: Update declarations.
1582 * c-decl.c (c_expand_body): Use target hooks instead of
1583 assemble_constructor and assemble_destructor.
1584 * profile.c (output_func_start_profiler): Likewise.
1585 * objc/objc-act.c (finish_objc): Likewise.
1586 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
1587 for the constructor.
1588 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
1590 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
1591 (DTORS_SECTION_ASM_OP): Likewise.
1592 (__CTOR_LIST__): Use attribute section when possible.
1593 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
1595 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
1596 ASM_OUTPUT_CONSTRUCTOR.
1598 * config/darwin.c (machopic_asm_out_constructor): New.
1599 (machopic_asm_out_destructor): New.
1600 * config/darwin-protos.h: Update declarations.
1601 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
1602 (ASM_OUTPUT_DESTRUCTOR): Remove.
1603 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
1604 * config/nextstep.c (nextstep_asm_out_constructor): New.
1605 (nextstep_asm_out_destructor): New.
1606 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
1607 (ASM_OUTPUT_DESTRUCTOR): Remove.
1608 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
1609 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
1610 ASM_OUTPUT_*STRUCTOR.
1611 * config/i386/aix386ng.h: Likewise.
1613 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
1614 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
1615 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
1616 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
1617 * config/lynx.h: Likewise.
1618 * config/netware.h: Likewise.
1619 * config/psos.h: Likewise.
1620 * config/alpha/alpha-interix.h: Likewise.
1621 * config/alpha/elf.h: Likewise.
1622 * config/arc/arc.h: Likewise.
1623 * config/arm/aof.h: Likewise.
1624 * config/arm/coff.h: Likewise.
1625 * config/arm/elf.h: Likewise.
1626 * config/c4x/c4x.h: Likewise.
1627 * config/h8300/h8300.h: Likewise.
1628 * config/i386/cygwin.h: Likewise.
1629 * config/i386/djgpp.h: Likewise.
1630 * config/i386/i386-coff.h: Likewise.
1631 * config/i386/i386-interix.h: Likewise.
1632 * config/i386/sco5.h: Likewise.
1633 * config/i386/vsta.h: Likewise.
1634 * config/i386/win32.h: Likewise.
1635 * config/i960/i960-coff.h: Likewise.
1636 * config/ia64/sysv4.h: Likewise.
1637 * config/m68hc11/m68hc11.h: Likewise.
1638 * config/m68k/coff.h: Likewise.
1639 * config/m68k/mot3300.h: Likewise.
1640 * config/m88k/m88k.h: Likewise.
1641 * config/mcore/mcore-pe.h: Likewise.
1642 * config/mcore/mcore.h: Likewise.
1643 * config/mips/elf.h: Likewise.
1644 * config/mips/elf64.h: Likewise.
1645 * config/mips/iris6.h: Likewise.
1646 * config/pa/pa64-hpux.h: Likewise.
1647 * config/rs6000/sysv4.h: Likewise.
1648 * config/sh/sh.h: Likewise.
1649 * config/sparc/litecoff.h: Likewise.
1651 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
1652 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
1653 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
1654 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
1655 (ASM_OUTPUT_DESTRUCTOR): Remove.
1656 * config/a29k/a29k.c: Move include of tree.h.
1657 * config/a29k/udi.h: Delete file.
1658 * config/alpha/alpha.c (vms_asm_out_constructor): New.
1659 (vms_asm_out_destructor): New.
1660 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
1661 (EXTRA_SECTION_FUNCTIONS): Likewise.
1662 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
1663 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
1664 * config/c4x/c4x.c: Move include of tree.h.
1665 * config/clipper/clipper.c (clix_asm_out_constructor): New.
1666 (clix_asm_out_destructor): New.
1667 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
1668 (ASM_OUTPUT_DESTRUCTOR): Remove.
1669 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
1670 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
1671 (TARGET_ASM_CONSTRUCTOR): New.
1672 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
1673 (sco_asm_out_constructor): New.
1674 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
1675 * config/i386/svr3gas.h: Remove stack grows up code.
1676 Remove code duplicated from i386/sysv3.h.
1677 (TARGET_ASM_CONSTRUCTOR): New.
1678 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
1679 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
1680 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
1681 (TARGET_ASM_CONSTRUCTOR): New.
1682 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
1683 (m68hc11_asm_out_destructor): New.
1684 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
1685 (TARGET_ASM_DESTRUCTOR): New.
1686 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
1687 * config/m68k/dpx2.h: Properly undef all the bits inherited from
1688 config/svr3.h pertaining to section manipulation.
1689 * config/m68k/dpx2g.h: Remove #if 0 code.
1690 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
1691 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
1692 (ASM_OUTPUT_CONSTRUCTOR): Remove.
1693 (TARGET_ASM_CONSTRUCTOR): New.
1694 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
1695 (m88k_svr3_asm_out_constructor): New.
1696 (m88k_svr3_asm_out_destructor): New.
1697 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
1698 (ASM_OUTPUT_DESTRUCTOR): Remove.
1699 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
1700 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
1701 * config/rs6000/aix.h: Likewise.
1702 * config/mips/rtems64.h: Don't undef removed constructor related bits.
1703 * config/mips/vxworks.h: Likewise.
1704 * config/rs6000/lynx.h: Likewise.
1705 * config/sh/elf.h: Likewise.
1706 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
1707 (DTORS_SECTION_ASM_OP): New.
1708 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
1709 (ASM_OUTPUT_DESTRUCTOR): Remove.
1710 * config/sparc/sol2-sld-64.h: Likewise.
1711 * config/vax/vax.c (vms_asm_out_constructor): New.
1712 (vms_asm_out_destructor): New.
1713 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
1714 (ASM_OUTPUT_DESTRUCTOR): Remove.
1715 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
1717 * doc/tm.texi (@node Initialization): Update.
1719 2001-08-09 Richard Henderson <rth@redhat.com>
1721 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
1722 (__do_global_dtors_aux): Use gp-relative static data to avoid
1723 one dynamic relocation.
1724 (__do_frame_setup): Register Java classes.
1725 * config/alpha/crtend.asm (__JCR_END__): New.
1727 2001-08-09 Zack Weinberg <zackw@stanford.edu>
1729 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
1730 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
1731 (GEN, STAGESTUFF): Add new files.
1732 (insn-constants.h, s-constants, tm-preds.h, s-preds,
1733 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
1734 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
1735 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
1736 as well as insn-codes.h and insn-flags.h in config.h; and no
1737 extra headers in tconfig.h and hconfig.h.
1739 * gencodes.c: Eliminate code to generate predicate declarations
1740 or #defines for md-file constants.
1741 * genconstants.c, genpreds.c: New files.
1743 * i386.md: Re-order guard expressions such that TARGET_64BIT
1744 comes first, when this permits better optimization. Add
1745 TARGET_64BIT to more x86-64 patterns. Add comment explaining
1746 why this is desirable.
1748 2001-08-09 Jakub Jelinek <jakub@redhat.com>
1750 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
1751 (find_fde_for_dso): Remove.
1752 (_Unwind_IteratePhdrCallback): New.
1753 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
1754 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
1756 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1758 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
1759 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
1761 2001-08-09 Graham Stott <grahams@redhat.com>
1763 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
1764 (vis_no_unit): Use it.
1765 (visualize_no_unit): Add the insn only if room exists.
1767 2001-08-09 Graham Stott <grahams@redhat.com>
1769 * predict.c (estimate_probability): Replace magic numbers with
1770 appropriate enumeration.
1772 2001-08-09 Graham Stott <grahams@redhat.com>
1774 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
1776 (EXTRACT_FLAGS): Likewise.
1778 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
1780 * config/mips/mips.c (mips_legitimate_address_p): Check for
1781 CONST_INT in last patch.
1783 2001-08-08 Anthony Green <green@redhat.com>
1785 * java/class.c (emit_register_classes): Use assemble_jcr if
1786 possible. Keep the original mechanism as a fallback.
1787 * defaults.h (JCR_SECTION_NAME): Define if we have named section
1788 and weak symbol support.
1789 * crtstuff.c (__JCR_LIST__): Define.
1790 (__JCR_END__): Define.
1791 (_Jv_RegiserClasses): Define weak symbol if possible.
1792 (__do_global_ctors_aux): Register classes for ELF targets with
1793 weak symbol support.
1795 2001-08-08 Kazu Hirata <kazu@hxi.com>
1797 * dbxout.c: Fix comment formatting.
1798 * dependence.c: Likewise.
1800 * diagnostic.c: Likewise.
1801 * dominance.c: Likewise.
1802 * doprint.c: Likewise.
1803 * dwarf2out.c: Likewise.
1804 * dwarfout.c: Likewise.
1805 * emit-rtl.c: Likewise.
1806 * except.c: Likewise.
1807 * explow.c: Likewise.
1808 * expmed.c: Likewise.
1811 * fold-const.c: Likewise.
1812 * function.c: Likewise.
1814 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1816 * global.c (retry_global_alloc): Avoid shadowing allocno.
1818 2001-08-08 Mark Mitchell <mark@codesourcery.com>
1820 * except.c (remove_fixup_regions): Fix typo.
1822 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
1824 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
1825 unsigned HOST_WIDE_INT to avoid warning.
1826 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
1827 * flow.c (set_block_for_new_insns): Likewise.
1829 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
1831 * sibcall.c (return_value_pseudo): New static variable.
1832 (skip_copy_to_return_value): Handle return_value_pseudo.
1833 (call_ends_block_p): Ensure that return_value_pseudo is set.
1834 (optimize_sibling_and_tail_recursive_call): Discover the
1835 load of pseudo return value in alternate exit block.
1837 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
1839 * calls.c (ECF_ALWAYS_RETURN): New constant.
1840 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
1841 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
1842 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
1843 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
1844 * rtl.c (reg_note_name): New name.
1845 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
1847 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
1849 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
1851 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
1853 * alias.c (get_alias_set): Return a previously calculated
1854 alias set for a VAR_DECL.
1855 * function.c (gen_mem_addressof): Calculate the alias set before
1858 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
1860 * predict.def: Set hitrates according our experimental run.
1862 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
1864 * i386.h (HARD_REGNO_RENAME_OK): New macro.
1866 2001-08-08 H.J. Lu <hjl@gnu.org>
1868 * config/mips/mips.c (mips_unique_section): New. Copied from
1871 * config/mips/mips-protos.h (mips_unique_section): New
1874 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
1876 * config/mips/little.h: New. Generic little endian mips
1877 targets. Only mips*-*-linux* is converted to use it so far.
1879 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
1880 (WCHAR_TYPE): Defined
1881 (WCHAR_TYPE_SIZE): Likewise.
1882 (INIT_SUBTARGET_OPTABS): Likewise.
1883 (BSS_SECTION_ASM_OP): Likewise.
1884 (SBSS_SECTION_ASM_OP): Likewise.
1885 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
1886 (ASM_DECLARE_OBJECT_NAME): Likewise.
1887 (UNIQUE_SECTION): Likewise.
1888 (EXTRA_SECTIONS): Likewise.
1889 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
1890 (ASM_OUTPUT_DESTRUCTOR): Likewise.
1891 (ASM_OUTPUT_DEF): Likewise.
1892 (HANDLE_SYSV_PRAGMA): Removed.
1893 (NO_IMPLICIT_EXTERN_C): Likewise.
1894 (TARGET_MEM_FUNCTIONS): Likewise.
1895 (STARTFILE_SPEC): Likewise.
1896 (ENDFILE_SPEC): Likewise.
1897 (LIB_SPEC): Likewise.
1898 (INVOKE__main): Likewise.
1899 (CTOR_LIST_BEGIN): Likewise.
1900 (CTOR_LIST_END): Likewise.
1901 (DTOR_LIST_BEGIN): Likewise.
1902 (DTOR_LIST_END): Likewise.
1903 (SET_ASM_OP): Likewise.
1904 (ASM_OUTPUT_SOURCE_LINE): Likewise.
1905 (ASM_OUTPUT_DEF): Likewise.
1906 (ASM_OUTPUT_IDENT): Likewise.
1908 * config/mips/mips.h (ASM_SPEC): Undefine before define.
1909 (CPLUSPLUS_CPP_SPEC): Likewise.
1910 (ASM_APP_ON) Redefine only if not defined.
1911 (ASM_APP_OFF): Likewise.
1912 (ASM_OUTPUT_SOURCE_LINE): Likewise.
1913 (ASM_OUTPUT_IDENT): Likewise.
1915 * config.gcc: Update tm_file for Linux/mips.
1917 2001-08-08 Bernd Schmidt <bernds@redhat.com>
1919 * cselib.c (cselib_record_sets): If insn is predicated, turn
1920 sources into IF_THEN_ELSEs.
1922 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
1923 Turn into define_insn_and_split.
1925 * sched-deps.c: Include "cselib.h".
1926 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
1927 Use cselib to turn memory addresses into VALUEs.
1928 (sched_analyze): Call cselib_init/cselib_finish if necessary.
1929 * sched-int.h (struct sched_info): New member USE_CSELIB.
1930 * sched-ebb.c (ebb_sched_info): Initialize it.
1931 * sched-rgn.c (rgn_sched_info): Likewise.
1932 * Makefile.in (sched-deps.o): Update dependencies.
1934 * cselib.h (cselib_subst_to_values): Declare.
1935 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
1936 that have no value and autoincs to be handled by generating a new
1939 2001-08-08 Graham Stott <grahams@redhat.com>
1941 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
1942 within fixed length SEQUENCE.
1944 2001-08-08 Graham Stott <grahams@redhat.com>
1946 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
1947 (diagnostic_prefixing_rule): Likewise.
1948 (diagnostic_line_cutoff): Likewise.
1949 (diagnostic_kind_count): Likewise.
1951 2001-08-08 Graham Stott <grahams@redhat.com>
1953 * alias.c (find_base_decl): Delete redundent assignment.
1955 2001-08-08 Graham Stott <grahams@redhat.com>
1957 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
1958 (abs): Uppercase and paranthesize macro parameter.
1959 (MEM_DEPENDENCY): Add whitespace.
1961 2001-08-08 Graham Stott <grahams@redhat.com>
1963 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
1964 failure check for CONST_INT
1966 2001-08-08 Graham Stott <grahams@redhat.com>
1968 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
1969 (libcall_dead_p): Likewise.
1971 (mark_used_regs): Constify fmt.
1972 (find_use_as_address): Likewise.
1974 2001-08-08 Graham Stott <grahams@redhat.com>
1976 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
1979 2001-08-08 Graham Stott <grahams@redhat.com>
1981 * combine.c (combine_simplify_rtx): Update comment and
1982 remove erroneous test.
1984 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
1986 * cppinit.c (cpp_finish): Pop the final buffer without comment.
1987 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
1988 take care to avoid multiple no-newline at EOF warnings in that
1991 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
1993 * calls.c (expand_call): Do not emit INSN_SETJMP note.
1994 (emit_library_call_value_1): Likewise.
1995 (emit_call_1): Emit REG_SETJMP note.
1996 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
1998 * cselib.c (cselib_process_insn): Likewise.
1999 * flow.c (propagate_block): Likewise.
2000 * loop.c (find_and_verify_loops): Likewise.
2001 * reload.c (find_equiv_regs): Likewise.
2002 * reload1.c (reload): Likewise.
2003 * resource.c (mark_referenced_resources,
2004 mark_set_resources): Likewise.
2005 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
2006 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
2007 * haifa-sched.c (unlink_other_notes): Likewise.
2008 (reemit_notes): Likewise.
2009 * sched-ebb.c (sched_ebb): Likewise.
2010 * sched-rgc.c (sched_region): Likewise.
2011 * rtl.c (note_insn_name): Likewise.
2012 (reg_note_name): Add REG_SETJMP
2013 * rtl.h (reg_note): Add REG_SETJMP.
2014 (insn_note): Remove NOTE_INSN_SETJMP.
2016 * profile.c (branch_prob): Add fake edges for setjmp.
2018 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
2020 * config.gcc: Quote target_cpu_default2 correctly for
2021 powerpc*-*-* targets.
2023 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
2025 * cpplib.h, line-map.h: Update comments.
2026 * cppmain.c (printer_init): Move inline.
2027 (maybe_print_line, print_line): Take a map pointer.
2028 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
2029 (cb_file_change): Don't use prior value of print.map.
2031 2001-08-07 David Edelsohn <edelsohn@gnu.org>
2033 * doc/install.texi: Document fine-grained multilib configuration.
2035 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2037 * rtlanal.c (find_first_parameter_load): Call note_stores
2038 only on the instructions.
2040 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2042 * alias.c (nonlocal_mentioned_p):
2043 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
2044 * calls.c (emit_call_1): Likewise.
2045 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
2046 * cselib.c (cselib_process_insn): Likewise.
2047 * df.c (df_insns_modify): Likewise.
2048 * flow.c (need_fake_edge_p): Likewise.
2049 (propagate_one_insn): Likewise.
2050 * haifa-sched.c (reemit_notes): Likewise.
2051 * integrate.c (copy_insn_list): Likewise.
2052 * jump.c (delete_prior_computation): Likewise.
2053 * local-alloc.c (validate_equiv_mem): Likewise.
2054 * loop.c (scan_loop): Likewise.
2055 * predict.c (estimate_probability): Likewise.
2056 * reload.c (reload): Likewise.
2057 * sched-deps (sched_analyze): Likewise.
2058 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
2059 * gcse.c (compute_hash_table): Likewise.
2060 (mark_call): Likewise.
2061 (store_killed_in_insn): Likewise.
2063 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
2065 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
2067 2001-08-06 Richard Henderson <rth@redhat.com>
2069 * varasm.c (assemble_gc_entry): Remove.
2070 * output.h: Likewise.
2072 2001-08-06 Richard Henderson <rth@redhat.com>
2074 * varasm.c (assemble_constructor): Take a symbol_ref and a
2075 priority instead of a bare string. Move priority handling
2076 here from cp/decl2.c.
2077 * output.h: Update decls.
2079 * c-decl.c (c_expand_body): Update calls to assemble_constructor
2080 and assemble_destructor.
2081 * profile.c (output_func_start_profiler): Likewise.
2082 * objc/objc-act.c (finish_objc): Likewise.
2083 (build_module_descriptor): Return the symbol not the symbol name.
2085 2001-08-06 David Edelsohn <edelsohn@gnu.org>
2087 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
2088 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
2089 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
2090 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
2091 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
2092 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
2094 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
2096 * cpperror.c (print_containing_files): Moved to line-map.c.
2097 (print_location): line-map.c handles re-listing or otherwise.
2098 * cpphash.h (struct lexer_state): Remove next_bol.
2099 (struct cpp_buffer): Remove include_stack_listed.
2100 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
2101 Remove faked buffer handling.
2102 (_cpp_do_file_change): Tweak.
2103 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
2104 * cppmain.c (struct printer): Remove filename.
2105 (print_line, cb_file_change): Update accordingly.
2106 * line-map.c: Include intl.h.
2107 (init_line_maps): Initialize last_listed.
2108 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
2109 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
2110 (print_containing_files): New.
2111 * line-map.h (struct line_maps): New member last_listed.
2112 (print_containing_files, INCLUDED_FROM): New.
2113 * Makefile.in: Update.
2114 * po/POTFILES.in: Add line-map.c.
2116 2001-08-06 Richard Henderson <rth@redhat.com>
2118 * except.c (convert_from_eh_region_ranges_1): Never mark
2119 USE or CLOBBER insns as throwing.
2121 * expr.c (store_constructor): Don't clobber memory targets.
2123 2001-08-06 Andreas Jaeger <aj@suse.de>
2125 * profile.c (branch_prob): Remove unused variable insn.
2127 * Makefile.in (local-alloc.o): Add dependency on except.h.
2129 * local-alloc.c: Include except.h for can_throw_internal prototype.
2131 2001-08-06 Richard Henderson <rth@redhat.com>
2133 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
2134 * function.c (expand_main_function): Implement it.
2135 * doc/tm.texi: Document it.
2137 2001-08-06 Stan Shebs <shebs@apple.com>
2139 * doc/install.texi: Document powerpc-*-darwin* details.
2141 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
2143 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
2144 (ASM_CPU_SPEC): Move back to rs6000.h
2145 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
2147 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
2149 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
2152 * config/rs6000/linux64.h: Ditto.
2154 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
2155 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
2158 Remove accidently readded definitions of FUNCTION_PROLOGUE,
2159 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
2161 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
2164 2001-08-05 Richard Henderson <rth@redhat.com>
2166 * local-alloc.c (update_equiv_regs): Do not move insns that
2169 2001-08-05 Jan Hubicka <jh@suse.cz>
2171 * Makefile.in (reload1.o): Add dedendancy on except.h
2172 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
2174 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
2175 indicating wehther edges has been cleaned up.
2176 * reload1.c: Inlucde except.h
2177 (fixup_abnormal_edges): Accept deleted insns.
2178 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
2181 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
2183 * cpplib.c (do_line): Correct line number after pop_buffer.
2185 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
2187 PR preprocessor/3824
2188 * line-map.c: Update comments.
2189 * line-map.h: Update comments.
2190 * tradcif.y: Don't consider large numbers unsigned.
2192 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
2194 PR preprocessor/3081
2195 * c-lex.c (map): New.
2196 (cb_file_change): Update map and use it.
2197 (cb_def_pragma, cb_define, cb_undef): Use map and line.
2198 (c_lex): Update to use map.
2199 * cpperror.c (print_location): Move to using logical line numbers.
2200 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
2201 (cpp_make_system_header): Similarly.
2202 (_cpp_execute_include): Stop line numbering hacks. Store the
2203 line we will return to.
2204 * cpphash.h (CPP_BUF_LINE): Remove.
2205 (struct cpp_buffer): Remove lineno and pseudo_newlines.
2206 Add map and return_to_line.
2207 (_cpp_do_file_change): Update.
2208 * cppinit.c (cpp_start_read): Update line kludge.
2209 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
2210 (trigraph_ok): Use logical line numbers for diagnostics.
2211 (skip_block_comment): Likewise.
2212 (skip_whitespace): Likewise.
2213 (skip_line_comment): Use pfile->line instead.
2214 (_cpp_lex_token): Update to use logical line numbering exclusively.
2215 Handle BOL locally. Accept new lines in directives, but keep
2216 pfile->line decremented. Diagnostics use logical lines. Update
2218 * cpplib.c (SEEN_EOL): New.
2219 (skip_rest_of_line, check_eol): Use it.
2220 (end_directive): Increase line number when accepting the newline
2221 at the end of a directive.
2222 (run_directive): Simplify.
2223 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
2224 (_cpp_do_file_change): Update to take buffer line number as an
2225 argument, and store the current map in the cpp_reader. Remove
2226 line number kludges.
2227 (_cpp_do__Pragma): Restore output position after a _Pragma.
2228 (cpp_push_buffer): Don't set output line or lineno.
2229 (_cpp_pop_buffer): Transfer more info from a faked buffer.
2230 Remove line kludge. Set output_line.
2231 * cppmacro.c (builtin_macro): Update handling of __LINE__.
2232 (parse_arg): Use logical lines.
2233 (save_lookahead_token): Save EOFs too now.
2234 * cppmain.c (struct printer): Fix comments.
2235 (printer_init): Simplify, let caller do errors.
2236 (scan_translation_unit, check_multiline_token, dump_macro): Update.
2237 (maybe_print_line): Simplify.
2238 (print_line): Don't print a linemarker if -P.
2239 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
2240 (cb_file_change): Simplify.
2241 * line-map.h (LAST_SOURCE_LINE): Fix.
2242 (CURRENT_LINE_MAP): New.
2244 2001-08-05 Bernd Schmidt <bernds@redhat.com>
2246 * doloop.c (doloop_modify_runtime): Properly compute number of
2247 iterations if loop was unrolled.
2249 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
2250 if their CSELIB_VAL_PTRs are.
2252 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
2253 (setup_spill_pointers): Initialize it.
2254 (spill_restore_mem): Set it.
2255 (do_spill, do_restore): Use it to add REG_INC note.
2256 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
2258 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
2259 asms if other insns are available.
2261 * config/ia64/ia64.c (condop_operator): New predicate.
2262 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
2263 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
2266 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
2267 temporary register than directly using a MEM.
2269 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
2271 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
2272 parameter in last change.
2274 2001-08-04 Zack Weinberg <zackw@panix.com>
2276 * sparc.md: Don't use #if inside C test expression.
2278 2001-08-04 Richard Henderson <rth@redhat.com>
2280 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
2282 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
2284 * cpphash.h (struct cpp_reader): New member directive_line.
2285 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
2286 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
2287 do_pragma): Pass line to callbacks.
2288 (start_directive): Record line of directive.
2289 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
2290 cb_include): Similarly.
2291 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
2294 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
2296 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
2299 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2301 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
2303 * reload1.c (fixup_abnormal_edges): New static function.
2306 * flow.c (need_fake_edge_p): New function.
2307 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
2308 avoid call insn to be very last insn in the insn stream.
2310 * profile.c (branch_prob): Call flow_call_edges_add instead of
2311 doing that by hand; cleanup cfg to re-merge basic blocks once
2314 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2316 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
2317 are also on line-map.h.
2318 * cppfiles.c (stack_include_file): Update.
2319 * cpphash.h (struct cpp_buffer): New member return_at_eof.
2320 (_cpp_pop_buffer): New.
2321 * cppinit.c (cpp_destroy, cpp_finish): Update.
2322 (do_includes): Mark each buffer to return at EOF.
2323 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
2324 return as requested.
2325 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
2326 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
2327 * cpplib.h (cpp_pop_buffer): Remove.
2328 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
2329 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
2331 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
2333 (do_preprocessing): Update.
2334 * fix-header.c (read_scan_file): Update. No need to pop buffers.
2335 * c-parse.in (_yylex): Similarly.
2336 * scan-decls.c (scan_decls): Similarly.
2337 * line-map.h: Update comments.
2339 * objc/Make-lang.in (objc-act.o): Update dependencies.
2341 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2343 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
2344 and soft register for operand 0.
2345 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
2347 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2349 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
2350 register for operand 0.
2351 ("bitcmpqi_z_used"): Allow memory for operand 0.
2352 (split "bitcmpqi"): New split to handle address reg as operand 1.
2354 2001-08-04 Andreas Jaeger <aj@suse.de>
2356 * gcse.c: Revert Daniel's last patch.
2358 2001-08-03 Zack Weinberg <zackw@stanford.edu>
2360 * sparc-protos.h: Add prototypes for fp_zero_operand and
2362 * sh-protos.h: Add prototype for fpul_operand.
2364 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
2366 * doc/extend.texi (Other Builtins): Fix typo in last change.
2368 2001-08-03 Richard Henderson <rth@redhat.com>
2370 * target.h (gcc_target): Add asm_out.named_section,
2371 section_type_flags, have_named_sections.
2372 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
2373 (TARGET_HAVE_NAMED_SECTIONS): New.
2374 (TARGET_SECTION_TYPE_FLAGS): New.
2376 * Makefile.in (toplev.o): Depend on TARGET_H.
2377 (varasm.o, dbxout.o): Likewise.
2378 * c-common.c (decl_attributes): Check targetm.have_named_sections
2379 instead of ifdef ASM_OUTPUT_SECTION_NAME.
2380 * dbxout.c (dbxout_function_decl): Likewise.
2381 (dbxout_function_end): Likewise.
2382 * toplev.c (compile_file): Likewise.
2383 * varasm.c (exception_section): Likewise.
2384 * cp/decl2.c (finish_objects): Likewise.
2386 * defaults.h (EH_FRAME_SECTION): Remove.
2387 (EH_FRAME_SECTION_ASM_OP): Remove.
2388 (EH_FRAME_SECTION_NAME): New.
2389 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
2390 (UNIQUE_SECTION_P): Remove.
2391 * dwarf2out.c (SECTION_FORMAT): Remove.
2392 (ASM_OUTPUT_SECTION): Remove.
2393 (output_call_frame_info): Use named_section_flags.
2394 (output_comp_unit, dwarf2out_start_source_file): Likewise.
2395 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
2396 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
2397 * varasm.c (in_eh_frame, eh_frame_section): Remove.
2398 (named_section_flags): New.
2399 (named_section): Use it and targetm.section_type_flags.
2400 (resolve_unique_section): New.
2401 (assemble_start_function): Use it.
2402 (asm_emit_uninitialised, assemble_variable): Likewise.
2403 (default_section_type_flags): New.
2404 (default_no_named_section, default_elf_asm_named_section): New.
2405 (default_coff_asm_named_section, default_pe_asm_named_section): New.
2406 * output.h: Update varasm.c decls.
2407 (SECTION_*): New flags.
2409 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
2410 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
2412 * config/elfos.h (UNIQUE_SECTION_P): Remove.
2413 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
2414 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
2415 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
2416 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
2417 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
2418 * config/mips/elf.h, config/mips/elf64.h: Likewise.
2419 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
2420 * config/pa/pa64-hpux.h,
2422 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
2423 (TARGET_ASM_NAMED_SECTION): New.
2424 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
2425 * config/alpha/vms.h, config/arm/coff.h: Likewise.
2426 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
2427 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
2428 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
2429 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
2430 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
2431 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
2432 * config/i386/sco5.h, config/i386/win32.h: Likewise.
2433 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
2434 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
2435 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
2436 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
2437 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
2438 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
2439 * config/sparc/sysv4.h: Likewise.
2441 * config/nextstep.h: Error until named sections implemented.
2443 * config/a29k/a29k.c (a29k_asm_named_section): New.
2444 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
2445 (vms_section_type_flags, vms_asm_named_section): New.
2446 * config/arm/arm.c (arm_elf_asm_named_section): New.
2447 * config/avr/avr.c (asm_output_section_name): Remove.
2448 * config/avr/avr-protos.h: Update.
2449 * config/c4x/c4x.c (c4x_asm_named_section): New.
2450 * config/h8300/h8300.c (h8300_asm_named_section): New.
2451 * config/i386/i386.c (sco_asm_named_section): New.
2452 * config/i386/winnt.c (SECTION_PE_SHARED): New.
2453 (i386_pe_section_type_flags): New.
2454 (i386_pe_asm_named_section): New.
2455 * config/i386/i386-protos.h: Update.
2456 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
2457 * config/mcore/mcore.c (mcore_asm_named_section): New.
2458 * config/mips/mips.c (iris6_asm_named_section): New.
2459 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
2460 instead of UNIQUE_SECTION_P.
2461 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
2462 (xcoff_asm_named_section): New.
2463 * config/sh/sh.c (sh_asm_named_section): New.
2464 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
2466 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
2467 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
2468 (EH_FRAME_SECTION_NAME): New.
2469 (EXCEPTION_SECTION): New.
2470 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
2471 (DEBUG_*_SECTION): Remove.
2472 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
2473 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
2474 (EH_FRAME_SECTION_ASM_OP): Remove.
2476 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
2477 (ASM_OUTPUT_SECTION_NAME): Remove.
2478 (TARGET_ASM_NAMED_SECTION): New.
2479 (TARGET_HAVE_NAMED_SECTIONS): New.
2480 (TARGET_SECTION_TYPE_FLAGS): New.
2481 (EH_FRAME_SECTION_ASM_OP): Remove.
2482 (EH_FRAME_SECTION_NAME): New.
2484 2001-08-03 Zack Weinberg <zackw@stanford.edu>
2486 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
2487 for complex expressions when cfun == 0.
2488 * doc/extend.texi: Document that __builtin_constant_p can be
2489 used in data initializers as well as functions.
2491 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
2493 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
2494 variable I locally, instead of expecting a declaration in the
2497 2001-08-03 Richard Henderson <rth@redhat.com>
2499 * except.c (collect_one_action_chain): Add an explicit cleanup
2500 action if regions surrounding a catch were encoded entirely
2501 within the call-site entry.
2503 2001-08-03 Richard Henderson <rth@redhat.com>
2505 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
2506 don't take REGNO of a non-register.
2508 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
2510 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
2511 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
2512 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
2513 (__gthread_mutex_init_function): New function for mutex initialization.
2515 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
2517 * Makefile.in: Revert screwed up commit.
2519 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2521 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
2522 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
2523 merged by linker script to get a final _exit().
2524 (__do_global_dtors): New for destructor handling in specific exit
2526 (__do_global_ctors): New for constructors in specific install section.
2527 (__map_data_section): Map data sections before running constructors.
2528 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
2529 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
2530 (DTORS_SECTION_ASM_OP): Likewise.
2531 (CTORS_SECTION_FUNCTION): Define to force a reference to
2533 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
2535 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
2537 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
2539 * Makefile.in: Add df.h to gcse.c dependencies.
2541 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
2543 * varasm.c (output_constant_def_contents): Use for the length of a
2544 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
2545 depending on which is larger.
2547 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
2549 * gcse.c: Include df.h for use as a dataflow analyzer.
2551 Declaration of reg_set_info: gone.
2552 New df_analyzer variable used by store motion.
2553 (reg_set_info): Deleted.
2554 (mark_mem_regs): New function, analyze regs used by a mem.
2555 (store_ops_ok): Use dataflow analyzer results to determine if
2556 necessary regs are changed in the block.
2557 (find_moveable_store): Remove check for symbol ref, we can handle
2558 much more complex expressions now.
2559 (compute_store_table): Remove most of the code, it's unnecessary
2560 now that the dataflow analyzer records the info for us.
2561 (store_killed_after): Add parameter to say whether to do the
2562 store_ops_okay test, used to speed up testing when we already know
2563 the answer, and just want to know if the store itself was killed.
2564 (build_store_vector): Largely rewritten to calculate the various
2565 vectors properly, and somewhat optimized.
2566 (store_motion): Init the df_analyzer, get REG_DEF chains.
2567 Also handle trapping expressions (since mems almost always trap)
2568 (simple_mem): Redefine what a simple mem is.
2570 2001-08-03 DJ Delorie <dj@redhat.com>
2572 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
2573 set from a constant part of the condition.
2575 2001-08-01 Andrew Cagney <ac131313@redhat.com>
2577 * mkdeps.c (deps_add_default_target): Make local variable
2578 ``start'' a const char pointer.
2579 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
2581 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2583 * doc/install.texi (Configuration): Fix markup.
2584 (Specific, i?86-*-udk): Likewise.
2585 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
2587 Document --enable-threads and --enable-libgcj status.
2588 (Specific, mips-sgi-irix*): Canonicalize triples.
2589 (Specific, mips-sgi-irix5): Warn about problems with this config.
2590 Mention required GNU as patch.
2591 Native assembler problems are fixed.
2592 (Specific, mips-sgi-irix6): Update O32 ABI support status.
2593 Document --enable-threads and --enable-libgcj status.
2595 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
2597 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
2600 2001-08-03 Richard Henderson <rth@redhat.com>
2602 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
2605 2001-08-03 Richard Henderson <rth@redhat.com>
2607 * rtlanal.c (find_first_parameter_load): Stop if we
2608 reach a CODE_LABEL at BOUNDARY.
2610 2001-08-03 Richard Henderson <rth@redhat.com>
2612 * config/alpha/alpha.md (force_movdi): New insn.
2613 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
2614 Tweek FRP marking of VMS prologue insns.
2615 * config/alpha/vms.h (EPILOGUE_USES): New.
2617 2001-08-02 Richard Henderson <rth@redhat.com>
2619 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
2621 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
2623 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
2624 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
2625 config/convex/convex.h, config/d30v/d30v.c,
2626 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
2627 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
2628 config/mips/mips.h, config/mn10200/mn10200.h,
2629 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
2630 config/v850/v850.h, config/vax/openbsd.h,
2631 config/vax/openbsd1.h, config/vax/ultrix.h,
2632 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
2633 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
2634 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
2635 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
2636 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
2637 in comments and documentation.
2639 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2643 * Makefile.in (line-map.o): New.
2644 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
2645 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
2646 * cpperror.c (print_containing_files): Similarly.
2647 (print_location): Update. Don't output a space before _Pragma.
2648 * cppfiles.c (stack_include_file): Set to line 1 immediately.
2649 (stack_include_filee, cpp_make_system_header): Update.
2650 (_cpp_execute_include): Get logical line number right for calling
2651 as-yet-unterminated #include.
2652 * cpphash.h (struct cpp_reader): Add line_maps.
2653 (_cpp_do_file_change): Update.
2654 * cppinit.c (cpp_create_reader): Initialize line maps.
2655 (cpp_destroy): Destroy line maps.
2656 (cpp_start_read): Get logical line number right.
2657 * cpplex.c (parse_string): Only warn once for multi-line strings.
2658 Use boolean variable for null warning.
2659 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
2661 (do_include_common): End the directive early.
2662 (do_line): Don't warn about out-of-range lines in preprocessed
2663 source. Update. Remove unused variables.
2664 (_cpp_do_file_change): Update for new line mapping.
2665 (pragma_cb): New typedef.
2666 (cpp_register_pragma): Stop looking ahead before calling the
2668 (do_pragma_system_header): End directive early.
2669 (cpp_get_line_maps): New.
2670 (cpp_pop_buffer): Fudge logical line. Update.
2671 * cpplib.h: Include line-map.h
2672 (enum cpp_fc_reason): Remove.
2673 (struct cpp_file_change): Update.
2674 (cpp_get_line_maps): New.
2675 * cppmain.c (struct_printer): New member map.
2676 (cb_file_change): Update for new mappings.
2677 * fix-header.c (cb_file_change): Similarly.
2679 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
2681 * Makefile.in (libgcc.mk): Define mkinstalldirs.
2682 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
2684 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
2686 * config/vax/vax.c: include expr.h.
2688 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
2690 * Makefile.in ($(srcdir)/configure): Only rebuild in
2692 ($(srcdir)/config.in): Only define in maintainer mode.
2693 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
2695 2001-08-02 David Edelsohn <edelsohn@gnu.org>
2697 * doc/install.texi (Install GCC: Binaries): Update Bull info.
2699 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2701 * gcc.c (set_collect_gcc_options): New function, split out from
2703 Ignore elided switches.
2704 (do_spec_1): Invoke before executing command.
2705 (set_input): Export.
2706 Move declaration ...
2707 * gcc.h (set_input): ... here.
2708 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
2711 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
2714 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
2716 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
2718 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
2720 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
2721 for the unnamed instructions it expands to.
2723 2001-08-02 Richard Henderson <rth@redhat.com>
2725 * regclass.c (call_really_used_regs): Conditionally define.
2726 (init_reg_sets_1): Don't use it if not defined.
2727 (fix_register): Similarly, don't set it.
2729 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2731 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
2732 Correct comment that had been missed in the previous change.
2734 2001-08-01 Stan Shebs <shebs@apple.com>
2736 * config/darwin.c (machopic_stub_name): Try matching by name.
2737 (update_stubs): New function.
2738 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
2741 2001-08-01 Richard Henderson <rth@redhat.com>
2743 * except.c (output_function_exception_table): Use assemble_align.
2744 * varasm.c (assemble_eh_label): Remove.
2745 (assemble_eh_align, assemble_eh_integer): Remove.
2747 2001-08-01 Robert Lipe <robertl@caldera.com>
2749 * dwarfout.c: Remove reference to README.DWARF.
2751 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
2753 * regclass.c (call_really_used_regs): New array for registers which
2754 are actually used by a call.
2755 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
2757 (fix_register): Set call_really_used too.
2758 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
2759 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
2761 2001-08-01 Richard Henderson <rth@redhat.com>
2763 * read-rtl.c (read_name): Consider \r whitespace.
2765 2001-07-11 Andrew Cagney <ac131313@redhat.com>
2767 * config.gcc: Recognize powerpc-*-netbsd*.
2769 * doc/install.texi (Host/target specific installation notes for
2770 GCC): Mention powerpc-*-netbsd*.
2772 * config/rs6000/netbsd.h: New file.
2773 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
2774 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
2775 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
2776 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
2777 (TARGET_VERSION): Redefine.
2779 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
2780 mcall-netbsd as a match for mcall-sysv.
2781 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
2782 (ncrti.S, ncrtn.S): New targets.
2783 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
2785 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
2786 "netbsd' as a V4 ABI.
2787 (ASM_SPEC): Check for -mcall-netbsd.
2788 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
2789 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
2790 (LIB_SPEC, ENDFILE_SPEC): Ditto.
2791 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
2792 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
2793 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
2794 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
2796 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
2797 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
2799 2001-08-01 Mark Kettenis <kettenis@gnu.org>
2801 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
2802 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
2803 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
2804 including "unwind-pe.h".
2806 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
2808 * rs6000.md (define_splits): Kill unused constraints.
2810 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
2811 Jan Hubicka <jh@suse.cz>
2813 * function.c (thread_prologue_and_epilogue_insns): Kill code
2814 dealing with non-existent CFG.
2816 2001-08-01 Kazu Hirata <kazu@hxi.com>
2818 * alias.c: Fix comment formatting.
2819 * bitmap.c: Likewise.
2820 * builtins.c: Likewise.
2821 * calls.c: Likewise.
2822 * c-common.c: Likewise.
2823 * c-decl.c: Likewise.
2824 * c-dump.c: Likewise.
2825 * c-lex.c: Likewise.
2826 * collect2.c: Likewise.
2827 * combine.c: Likewise.
2828 * conflict.c: Likewise.
2829 * cppfiles.c: Likewise.
2830 * cppinit.c: Likewise.
2831 * cpplex.c: Likewise.
2832 * cpplib.c: Likewise.
2833 * cppmacro.c: Likewise.
2834 * cppspec.c: Likewise.
2835 * c-pragma.c: Likewise.
2836 * crtstuff.c: Likewise.
2838 * cselib.c: Likewise.
2839 * c-semantics.c: Likewise.
2840 * c-typeck.c: Likewise.
2842 2001-08-01 H.J. Lu <hjl@gnu.org>
2844 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
2846 2001-08-01 H.J. Lu <hjl@gnu.org>
2848 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
2850 2001-08-01 Ziemowit Laski <zlaski@apple.com>
2852 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
2853 contextualizing Objective-C class name lookup by the lexer.
2854 (typespec_reserved_nonattr): Disable ObjC class name lookup after
2856 (protocoldef): Add support for forward @protocol declarations.
2857 (yylexname): Suppress ObjC class name lookup in certain contexts;
2858 re-enable after lookup is complete.
2859 (_yylex): Re-enable ObjC class name lookup when certain
2860 punctuation marks are seen.
2862 * objc/objc-act.c (check_protocol_recursively): New function used
2863 for finding circular dependencies in protocols.
2864 (objc_declare_protocols): New function for handling forward
2865 @protocol declarations.
2866 (receiver_is_class_object): Detect the case when 'self' is used
2867 inside of a class method.
2868 (build_message_expr): Issue a warning if class method is desired
2869 but instance method is found instead.
2870 (conforms_to_protocol): Streamline.
2871 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
2872 protocol Foo, even if 'Bar foo' does not.
2873 (check_protocols): Streamline.
2874 (start_protocol): Add checks for circular and duplicate protocol
2876 (encode_aggregate_within): For typedefs of structs, encode the
2878 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
2879 (objc_declare_protocols): New prototype.
2881 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2883 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
2884 * cpplex.c (handle_newline): Update prototype. Maintain logical
2886 (skip_escaped_newlines, skip_block_comment, parse_string):
2888 (_cpp_lex_token): Update, and store token position within the token.
2889 * cpplib.h (struct cpp_token): Add line and column entries.
2890 * cppmacro.c (replace_args): Position stringified tokens correctly.
2892 2001-08-01 Andreas Jaeger <aj@suse.de>
2894 * basic-block.h: Add prototype for last_loop_beg_note.
2896 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
2898 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
2899 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
2901 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
2902 while handling WITH_CLEANUP_EXPR node. Use second operand calling
2903 expand_decl_cleanup.
2904 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
2906 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
2907 operand while calling simple_cst_equal.
2908 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
2909 operand is the cleanup expression, the third is the RTL_EXPR.
2910 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
2912 2001-07-31 Jeff Sturm <jsturm@one-point.com>
2914 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
2916 2001-07-31 matthew green <mrg@eterna.com.au>
2918 * config.gcc (i386-*-netbsdelf): New description.
2919 * config/i386/netbsd-elf.h: New file.
2921 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
2923 * loop.c (check_dbra_loop): Use single_set to compute
2926 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
2928 PowerPC reorg and support for powerpc64-*-linux*.
2930 Also fixes emitting of constants on 32 bit and 64 bit
2933 * config.gcc: powerpc64-*-linux* is a new target.
2934 Things that needed aix.h now also include xcoff.h
2936 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
2938 Move AIX specific stuff into aix.h.
2939 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
2940 with more than just XCOFF now.
2941 (SET_ASM_OP): Remove, now defined where needed.
2942 (FUNCTION_PROLOGUE): New macro definition.
2943 (FUNCTION_EPILOGUE): New macro definition.
2944 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
2946 * config/rs6000/xcoff.h: New file.
2948 * config/rs6000/linux64.h: New file.
2950 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
2952 2001-07-31 Alan Modra <amodra@bigpond.net.au>
2954 * rs6000.c (print_operand_address): Handle ELF syntax.
2955 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
2956 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
2957 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
2959 2001-07-31 David Edelsohn <edelsohn@gnu.org>
2961 * rs6000.c (rs6000_override_options): Only disable
2962 flag_function_sections for XCOFF.
2963 (exact_log2_cint_operand): New predicate.
2964 (reg_or_{add,sub}_cint64_operand): New predicates.
2965 (add_operand): Compare CONST_INT with fewer function calls.
2966 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
2967 (print_operand, case 'p'): Ensure positive operand.
2968 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
2969 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
2970 (PREDICATE_CODES): Add new predicates.
2971 * rs6000.md (addsi3): Split 32-bit constants more correctly.
2972 (divsi3, modsi3): Ensure positive power-of-2.
2973 (adddi3): Use new predicate. Split 32-bit constants more
2974 correctly. Re-arrange splitter to handle any constant.
2975 (subdi3): Use new predicate.
2976 (divdi3, moddi3): Ensure positive power-of-2.
2977 (movdi): Use rs6000_emit_set_const.
2978 (load_toc_v4_pic_di): Delete.
2980 2001-07-31 Graham Stott <grahams@redhat.com>
2982 * function.c (pad_below): Revert 2001-07-26 patch.
2984 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2986 * reg-stack (convert_regs_1): Fix best edge condition.
2988 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
2990 * jump.c (duplicate_loop_exit_test): Better test for jumps
2991 entering the loop; create loop pre_header.
2993 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
2995 * doc/install.texi: Add s390 and s390x as new targets.
2996 * doc/invoke.texi: Add documantation of S/390 and zSeries
2998 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
3000 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
3002 * config/m68k/m68k.md: Replace all general_operand with
3003 nonimmediate_operand for all destinations.
3004 * config/m68k/m68k.c (not_sp_operand): Likewise.
3006 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
3008 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
3010 2001-07-30 Richard Henderson <rth@redhat.com>
3012 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
3013 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
3015 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
3017 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
3018 Add missing doc strings
3019 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
3020 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
3022 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
3024 * i386.c (ix86_output_main_function_alignment_hack): New function.
3025 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
3027 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
3028 edges by EDGE_DFS_BACK flag.
3029 (dump_edge_info): Add dfs_back flag.
3030 * basic-block.h (EDGE_DFS_BACK): New constant.
3031 (mark_dfs_back_edges): Declare.
3032 * alias.c (loop_p): Remove.
3033 (mark_constant_function): Use mark_dfs_back_edges.
3035 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
3036 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
3037 (compensate_edge): Break out from ...
3038 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
3039 (convert_regs_2): Set block_done once block is really done;
3040 Do updating of the predecesors counts.
3042 * toplev.c (rest_of_compilation): Recompute block_for_insn
3043 before post-reload cfg_cleanup.
3044 * function.c (thread_prologue_epilogue_insns):
3045 Call set_block_for_new_insns when emitting prologue directly.
3047 2001-07-30 Andreas Jaeger <aj@suse.de>
3049 * jump.c: Add prototype for mark_modified_reg.
3051 * cse.c (set_live_p): Add unused attribute.
3053 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
3055 (scan_for_source_files): Use long for count to avoid overflow.
3056 (output_data): Likewise.
3057 (output_data): Don't use string concatatenation to silence gcc
3060 * predict.c: Fix typos and grammar.
3062 * gcse.c (insert_insn_end_bb): Remove unused variables.
3064 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
3066 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
3067 (attempt_auto_inc): LIkewise.
3068 (mark_used_reg): Likewise.
3069 (try_pre_increment_1): Likewise.
3070 * regclass.c (regclass): Likewise.
3071 * global.c (allocno_compare): Update comment; change scaling factor.
3072 * local-alloc.c (QTY_CMP_PRI): Likewise.
3073 * regs.h (REG_FREQ_FROM_BB): New.
3074 (REG_FREQ_MAX): Likewise.
3076 2001-07-30 H.J. Lu <hjl@gnu.org>
3078 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
3081 2001-07-30 H.J. Lu (hjl@gnu.org)
3083 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
3084 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3085 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
3087 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
3089 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
3090 as -mthumb-interwork when -mcpu=arm7 is specified.
3092 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3094 * predict.def (noreturn, loop branch, loop exit): Mark as first
3097 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
3099 * combine.c (try_combine): Avoid barrier after noop jumps.
3101 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3103 * cpphash.h (struct cpp_reader): Remove import_warning.
3104 * cpplib.c (skip_rest_of_line): Don't bother turning off
3106 (parse_include): Move include handling to...
3107 (do_include_common): ... here. Move import warning from...
3108 (do_import): ... here.
3109 (do_pragma_poison): Don't do a callback for poison identifiers.
3110 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
3111 * cppmain.c (setup_callbacks): Similarly.
3113 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
3115 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
3116 handle multiple sets.
3117 * except.c (sjlj_mark_call_sites): .... here.
3118 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
3120 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
3122 Suggested by Richard Henderson and Richard Kenner:
3123 * combine.c (recog_for_combine): Use the fake recog
3124 only if instruction does not match.
3125 * rtl.h (NOOP_MOVE_INSN_CODE): New.
3126 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
3128 * combine.c (try_combine): Discover noop jump as direct jump.
3130 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
3132 * df.c (df_rd_global_compute): Add successors to worklist, not
3134 (df_ru_global_compute): Ditto.
3136 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
3138 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
3139 increment REG_N_SETS.
3141 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
3143 * sbitmap.h: New prototype for sbitmap_a_xor_b.
3145 * sbitmap.c (sbitmap_a_xor_b): New function.
3146 ifdef the basic block stuff on IN_GCC.
3148 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3150 * cppexp.c (parse_defined): Always record the macro name.
3151 (lex): Don't worry about identifiers, or special-case
3153 (_cpp_parse_expr): Figure out at the end of the routine
3154 whether we saw a valid !defined() expression.
3155 * cppfiles.c (stack_include_file): Update for mi_valid.
3156 (_cpp_pop_file_buffer): Similarly.
3157 * cpplex.c (_cpp_lex_token): Similarly.
3158 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
3159 mi_if_not_defined, mi_lexed): Remove.
3161 * cpplib.c (do_if): Simplify.
3162 (do_endif, push_conditional, _cpp_handle_directive): Update
3163 for renaming of mi_state to mi_valid.
3165 * cpp.texi: Add index entries for digraphs, and add comment
3166 that C++ refers to them as alternative tokens.
3168 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
3170 * basic-block.h (CLEANUP_PRE_LOOP): New.
3171 * except.c (finish_eh_generation): Update call of cleanup_cfg.
3172 * sibcall.c (optimize_sibling_calls): Likewise.
3173 * toplev.c (rest_of_compilation): Likewise.
3174 * flow.c (try_forward_edges): Take argument MODE;
3175 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
3176 (try_optimize_cfg): Update call of try_forward_edges.
3178 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
3179 Jan Hubicka <jh@suse.cz>
3181 * (validate_replace_rtx_1): Fix simplification of MINUS.
3183 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
3185 PR preprocessor/3669
3186 * cppinit.c (init_dependency_output): Turn off dump requests
3187 if sending dependencies to stdout.
3189 2001-07-28 Richard Henderson <rth@redhat.com>
3191 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
3194 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
3196 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
3198 2001-07-28 Kazu Hirata <kazu@hxi.com>
3200 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
3201 is VAR_DECL first to prevent an ICE.
3203 2001-07-28 Richard Henderson <rth@redhat.com>
3205 * varasm.c (immed_real_const_1): Don't elide special cases for
3207 (clear_const_double_mem): Clear const_tiny_rtx too.
3209 2001-07-28 Richard Henderson <rth@redhat.com>
3211 * dwarf2out.c (dw_val_class_offset): New.
3212 (struct dw_ranges_struct, dw_ranges_ref): New.
3213 (ranges_table, ranges_table_allocated): New.
3214 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
3215 (add_AT_offset, add_ranges, output_ranges): New.
3216 (print_die, output_die): Handle dw_val_class_offset.
3217 (attr_checksum, size_of_die, value_format): Likewise.
3218 (gen_lexical_block_die): Handle non-contiguous blocks.
3219 (gen_block_die): Likewise.
3220 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
3221 if needed. Dump the ranges table.
3222 * final.c (final_start_function): Remove unnecessary notes and
3223 rebuild the block tree before numbering the blocks.
3224 * function.c (reorder_blocks_0): Walk the existing block tree
3225 to unmark all blocks.
3226 (reorder_blocks_1): Create block fragments when duplicate block
3228 (reorder_fix_fragments): New.
3229 (reorder_blocks): Call it.
3230 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
3232 2001-07-28 Richard Henderson <rth@redhat.com>
3234 * emit-rtl.c (adjust_address): Make a copy of the memory address.
3236 2001-07-28 Richard Henderson <rth@redhat.com>
3238 * flow.c (add_to_mem_set_list): New function.
3239 (init_propagate_block_info): Use it.
3240 (mark_set_1): Likewise.
3241 (insn_dead_p): Canonicalize memory address for dead store
3242 comparison. Allow wider mode stores to kill narrower mode stores.
3243 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
3244 (invalidate_mems_from_set): Don't handle MEMs.
3246 2001-07-28 Kazu Hirata <kazu@hxi.com>
3248 * config/h8300/h8300.h: Fix formatting.
3250 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
3252 * basic-block.h (EDGE_FREQUENCY): New macro.
3253 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
3255 * flow.c (find_sub_basic_blocks): Likewise.
3256 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
3257 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
3259 * predict.c (DEF_PREDICTOR): New argument FLAGS.
3260 (HITRATE): New macro.
3261 (PRED_FLAG_FIRST_MATCH): New constant.
3262 (predictor_info): New field flgags.
3263 (combine_predictions_for_insn): Use DS theory to combine
3264 probabilities; set the edge probabilities when finished.
3265 (estimate_probability): Avoid duplicated matches
3266 of LOOP_BRANCH heuristics for nested loops; update comment.
3267 * predict.def: Add flags for each prediction, set probabilities
3268 according to B&L paper.
3269 * predict.h (DEF_PREDICTOR): New argument FLAGS.
3271 * profile.c (compute_branch_probabilities): Cleanup way the edge
3272 probabilities are computed and REG_BR_PROB notes are dropped; if
3273 values does not match, emit error.
3274 (init_branch_prob): Do error instead of warning when profile driven
3275 feedback is missing or corrupt.
3277 2001-07-27 DJ Delorie <dj@redhat.com>
3279 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
3280 against a constant, try to adjust the compare to have the desired
3281 constant in it so that min/max optimizations happen more often.
3283 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3285 * flow.c (last_loop_beg_note): New function.
3286 (redirect_edge_and_branch): Use it.
3287 (split_edge): Likewise.
3289 * alias.c (loop_p): Avoid uninitialized memory access.
3291 * flow.c (try_forward_edges): Avoid accessing freed memory.
3293 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
3296 2001-07-26 Andrew Haley <aph@redhat.com>
3297 Joern Rennecke <amylaar@redhat.com>
3299 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
3300 (SUBTARGET_CPP_ENDIAN_SPEC): New.
3301 (SUBTARGET_CPP_SPEC): New.
3303 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
3304 (SUBTARGET_CPP_PTR_SPEC): New.
3305 (CPP_DEFAULT_CPU_SPEC): New.
3306 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
3307 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
3308 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
3309 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
3310 (SUBTARGET_CPP_SPEC): Define as an empty string.
3312 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3314 * doc/install.texi (Configuration): Properly link the host
3315 specific instructions also when generating HTML.
3317 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
3319 * flow.c (redirect_edge_and_branch_force): Test
3320 target->global_live_at_start.
3322 2001-07-26 Richard Henderson <rth@redhat.com>
3324 * simplify-rtx.c (avoid_constant_pool_reference): Export.
3325 * rtl.h (avoid_constant_pool_reference): Declare it.
3326 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
3327 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
3329 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
3331 * rtl.h (cleanup_barriers): Declare.
3332 * jump.c (cleanup_barriers): New function.
3333 * toplev.c (rest_of_compilation): Call cleanup_barriers
3334 before loop optimizer and after bb_reorder.
3336 * flow.c (back_edge_of_syntactic_loop_p): New.
3337 (split_edge): Use it.
3339 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3341 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
3343 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
3345 * cse.c (cse_process_notes): Replace any registers if the address
3348 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
3350 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
3351 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
3352 (propagate_block): Update prototype.
3353 * flow.c (update_life_info): Simplify the CFG and
3354 recalculate the global regs which are alive when
3355 removing dead code during a global update.
3356 (propagate_block): Return non-zero if an INSN is
3359 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3361 * Makefile.in (LIBICONV): Define.
3363 2001-07-26 Catherine Moore <clm@redhat.com>
3365 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
3366 of conditional to avoid tree checking errors.
3368 2001-07-26 Kazu Hirata <kazu@hxi.com>
3370 * regmove.c (regmove_optimize): Don't replace a reg with
3371 another reg of a different mode.
3373 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
3375 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
3376 limit length of dependancy flush list.
3377 * params.h (MAX_PENDING_LIST_LENGTH): Define.
3378 * sched-int.h (struct deps): Add pending_flush_length field.
3379 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
3380 has 1 element in it.
3381 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
3382 (sched_analyze): After a jump, if the pending memory flush list is too
3383 large, flush the pending lists.
3384 (init_deps): Initialize pending_flush_length to 0.
3385 * doc/invoke.texi (max_pending_list_length): Document parameter.
3387 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
3389 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
3390 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
3391 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
3393 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3395 * cpphash.h (struct_lexer_state): Delete was_skipping.
3396 Move skipping here from struct cpp_reader.
3397 * cpplex.c (parse_identifier): Update.
3398 (_cpp_lex_token): Don't skip tokens in a directive.
3399 * cpplib.c (struct if_stack): Update.
3400 (start_directive, end_directive): Don't change skipping state.
3401 (_cpp_handle_directive): Update.
3402 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
3403 (do_else, do_endif): Update; only check for excess tokens if not
3404 in a skipped conditional block.
3405 (push_conditional): Update for new struct if_stack.
3407 2001-07-26 Graham Stott <grahams@redhat.com>
3409 * function.c (locate_and_pad_parm): Also pad initial offset
3410 so that the total argument size also includes the padding.
3412 2001-07-26 Graham Stott <grahams@redhat.com>
3414 * gensupport.c (alter_output_for_insn): Correct enable checking failure
3415 change XSTR to XTMPL.
3417 (process_one_cond_exec): Likewise
3419 2001-07-25 Richard Henderson <rth@redhat.com>
3421 * varasm.c (assemble_variable): Create DECL_RTL before setting
3424 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
3426 * predict.c (estimate_probability): Avoid duplicated predictions.
3428 * loop.c (find_and_verify_loops): Grok multiple barriers.
3430 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3432 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
3434 * dbxout.c: Consistently use putc instead of fputc.
3435 (print_wide_int): New function; call instead of direct fprintf.
3436 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
3437 (dbxout_type_fields, dbxout_type_method_1): Likewise.
3438 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
3439 (print_int_cst_octal): Likewise.
3440 (print_octal): Show we wrote characters.
3441 (dbxout_type): Set have_used_extensions in more places.
3443 2001-07-25 Catherine Moore <clm@redhat.com>
3445 * config/v850/v850.c (v850_va_arg): Use addr
3446 instead of valist to build incr.
3448 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
3450 * flow.c (delete_dead_jumptables): New function.
3451 (life_analyzis): Call it.
3452 * bb-reorder.c (skip_insns_after_block): Handle contradictory
3455 2001-07-25 Richard Henderson <rth@redhat.com>
3457 * except.c (reachable_handlers): Handle a region being removed
3458 out from under a RESX.
3460 2001-07-25 Richard Henderson <rth@redhat.com>
3462 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
3463 swap GE/GT if it is an fp comparison.
3465 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
3467 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
3470 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
3472 * ssa.c (rename_insn_1): Do not wrap an assignment to a
3473 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
3476 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
3478 (visit_expression): When attempting to simplify an expression,
3479 retrieve any modes for arguments before they are simplified
3482 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
3483 Janis Johnson <janis@us.ibm.com>
3485 * stmt.c (expand_goto): A nonlocal goto can be a call too.
3486 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
3487 pointer parameters to match documented usage of nonlocal_goto.
3488 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
3489 parameters to their correct order.
3490 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
3491 parameters to their correct order.
3493 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
3495 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
3497 2001-07-25 Jan Hubicka <jh@suse.cz>
3498 Richard Henderson <rth@redhat.com>
3500 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
3502 (make_edges): New argument update_p; populate the edge cache if set.
3503 (find_basic_blocks): Update make_edges invocation.
3505 2001-07-24 Joel Sherrill <joel@OARcorp.com>
3507 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
3509 2001-07-24 Joel Sherrill <joel@OARcorp.com>
3511 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
3512 -Acpu and -Amachine.h.
3513 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
3514 Corrected header to say ELF not a.out.
3515 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
3516 when given -msoft-float.
3518 2001-07-24 Joel Sherrill <joel@OARcorp.com>
3520 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
3521 extra multilib parts like arm-elf.
3522 (i960-*-coff*, i960-*-rtems): Should not use collect2.
3523 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
3524 crtfini.o as extra multilib parts.
3526 2001-07-24 Joel Sherrill <joel@OARcorp.com>
3528 * configure.in: Add rtems as a supported thread model.
3529 * gthr-rtems.h: Add missing entry point __gthread_active_p.
3530 * configure: Rebuilt.
3532 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
3534 * stor-layout.c (get_mode_alignment): make it work when
3535 BITS_PER_UNIT is not a power of two.
3536 * builtins.c (get_pointer_alignment): Likewise.
3538 2001-07-24 Richard Henderson <rth@redhat.com>
3540 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
3541 the retrieved constant into the expected mode.
3543 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
3545 * flow.c (try_simplify_condjump): Avoid duplicated edges.
3546 (verify_flow_info): Check for duplicated edges; clarify
3549 * flow.c (block_label): Update basic_block_for_insn.
3550 (commit_edge_insertions): Call compute_bb_for_insn.
3552 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
3555 * flow.c (redirect_edge_and_branch,
3556 try_optimize_cfg): Use redirect_edge_succ_nodup
3557 (redirect_edge_succ_nodup): New.
3558 * basic_block.h (redirect_edge_succ_nodup): Declare.
3560 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
3563 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
3565 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
3566 (try_crossjump_to_edge): Update commetns.
3567 (try_crossjump_bb): Likewise.
3569 2001-07-24 Richard Henderson <rth@redhat.com>
3571 * combine.c (distribute_notes): Move set of need_refresh
3572 for noop_move_p down to catch all cases.
3574 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
3576 * recog.c (split_all_insns_noflow): New.
3577 * rtl.h (split_all_insns_noflow): Declare.
3578 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
3579 * m68hc11.c (m68hc11_reorg): Likewise.
3580 * sh.c (machine_dependent_reorg): Likewise.
3581 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
3584 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
3586 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
3587 (ashlsi3_n splitter): Likewise.
3588 (lshrsi3_n splitter): Likewise.
3590 (GOTaddr2picreg): Make const SImode.
3591 (sym_label2reg): Likewise.
3592 (symGOT2reg): Likewise.
3593 (symGOTOFF2reg) Likewise.
3595 (casesi_worker_0): Make unspec SImode.
3597 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
3599 * config/sh/sh.c (barrier_align): Check that an operand really is
3600 an insn before extracting its INSN_CODE.
3602 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
3604 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
3607 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
3608 for SImode to prevent overflow.
3610 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3612 * config/mips/irix6-libc-compat.c: New file.
3613 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
3614 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
3617 2001-07-24 lars brinkhoff <lars@nocrew.org>
3619 * rtl.texi (REG_POINTER): Document.
3620 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
3621 QFmode, HFmode, TQFmode, QCmode, and HCmode.
3623 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3625 * flow.c (delete_noop_moves): Do not confuse libcall regions.
3627 2001-07-23 Richard Henderson <rth@redhat.com>
3629 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
3631 2001-07-23 Kazu Hirata <kazu@hxi.com>
3633 * config/h8300/h8300-protos.h: Add a prototype for
3634 general_operand_dst_push.
3635 * config/h8300/h8300.c (general_operand_dst_push): New.
3636 * config/h8300/h8300.h (OK_FOR_T): New.
3637 (EXTRA_CONSTRAINT): Use it.
3638 * config/h8300/h8300.md (movqi_push): Remove and integrate into
3639 the existing movqi pattern.
3640 (movhi_push): Likewise.
3642 * reload.c: Fix comment typos.
3644 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
3646 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
3648 2001-07-23 H.J. Lu (hjl@gnu.org)
3650 * doc/extend.texi: Update __builtin_return_address and
3651 __builtin_frame_address.
3653 2001-07-23 Richard Henderson <rth@redhat.com>
3655 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
3657 * config/i386/i386.md: New setcc+movzbl peephole2.
3659 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3661 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
3662 * objc/objc-act.c: Include debug.h.
3663 (synth_module_prologue): Save and restore debug hooks too.
3665 2001-07-23 lars brinkhoff <lars@nocrew.org>
3667 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
3668 and C4X_FLOAT_FORMAT.
3669 (BOOL_TYPE_SIZE): Document.
3671 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
3673 * unroll.c (loop_iterations): Fix miscalculation of initial
3676 2001-07-13 Andrew Haley <aph@redhat.com>
3678 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
3679 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
3680 * config/sh/sh.c (sh_can_redirect_branch): New function.
3681 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
3682 * reorg.c (steal_delay_list_from_target): Use
3683 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
3685 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
3687 * flow.c (try_simplify_condjump): Unlink insn chain on
3688 fallthru edge; use can_fallthru.
3690 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
3692 * basic-block.h (find_sub_basic_block): Declare.
3693 * flow.c (make_edges): New arguments MIN and MAX;
3694 (find_sub_basic_blocks): Revamp to use make_edges
3695 and purge_dead_edges.
3696 (find_basic_blocks): Update call of find_sub_basic_block.
3698 * recog.c (split_all_insns): Always expect CFG to be consistent;
3699 call find_sub_basic_blocks in case something has changed.
3700 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
3703 * basic-block.h (delete_noop_moves): Declare.
3704 * combine.c (combine_instructions): Call it.
3705 (recog_for_combine): Tolerate noop moves
3706 (distribute_notes): Force refresh when register dies at noop move.
3707 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
3709 (life_analysis): Update delete_noop_moves call.
3710 (set_noop_p): Move too ...
3711 * rtlanal.c (noop_move_p): ... here.
3712 * rtl.h (noop_move_p): Declare.
3714 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
3715 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
3717 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
3718 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
3720 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
3722 * reload.c (push_reload): Fix typo in comment.
3723 (find_reloads_address): Ditto.
3724 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
3726 2001-07-22 Richard Henderson <rth@redhat.com>
3728 * flow.c: Grammar check and clarify a lot of comments.
3729 (try_simplify_condjump): Rename variables to be clearer.
3730 (try_forward_edges): Skip complex and fallthru edges.
3731 Rearrange tests to avoid duplicate checks.
3732 (flow_find_cross_jump): Likewise.
3733 (outgoing_edges_match): Allow match if neither branch has
3734 probability data. Loosen probability match to 5%.
3735 (try_crossjump_to_edge): Hoist repeated indirection into
3737 (try_crossjump_bb): Don't check complex edges. Eliminate
3738 redundant crossjump tests.
3739 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
3740 checks before more expensive checks.
3742 2001-07-22 Richard Henderson <rth@redhat.com>
3744 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
3745 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
3748 2001-07-22 Richard Henderson <rth@redhat.com>
3750 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
3751 (const_sint32_operand): Likewise.
3752 * m68k.md (anon mulsi pattern): Use const_int_operand not
3753 const_sint32_operand.
3754 (umulsi3_highpart): Zero extend a constant input.
3755 (smulsi3_highpart): Don't bother checking SImode constant.
3756 (const_umulsi3_highpart): Give op3 DImode.
3757 (const_smulsi3_highpart): Likewise.
3759 2001-07-22 Richard Henderson <rth@redhat.com>
3761 * flow.c (split_block): Make sure bb_note is included in the
3762 new block when splitting before a label.
3764 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3766 * basic-block.h (redirect_edge_and_branch_force,
3767 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
3768 * flow.c (redirect_edge_and_branch_force,
3769 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
3770 (redirect_edge_and_branch_force): Fix copying of lifeness information.
3771 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
3772 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
3773 instead of label; update CFG after transformation.
3774 (find_if_case_1): Update call, use redirect_edge_and_branch_force
3775 for finishing the transformation; handle even case where ELSE
3776 does not follow THEN.
3777 (find_if_case_2): Update call of dead_or_predictable; simplify
3780 * emit-rtl.c (split_branch_probability): New global variable.
3781 (try_split): Take care to set split_branch_probability and
3782 create REG_BR_PROB note for new jump insns.
3783 * md.texi (define_split): Document new feature.
3785 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
3787 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
3789 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
3790 (asm_out_file): Remove redundant declaration.
3791 (assemble_asm): Remove old #if 0 block.
3792 (assemble_variable): Remove end of function; debug output is
3793 now handled with global_decl. Remove old #if 0 block. Update.
3794 Remove saved_in_section and associated no-op code.
3795 * Makefile.in (varasm.o): Correct dependencies.
3797 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
3799 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
3800 the definition in defaults.h.
3802 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
3804 * jump.c: Update comments.
3805 (delete_barrier_successors, delete_unreferenced_labels,
3806 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
3807 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
3808 jump_optimize, jump_optimize_minimal): Kill.
3809 (rebuild_jump_labels): Move code from jump_optimize_1.
3810 (purge_line_number_notes): Likewise.
3811 (copy_loop_headers): Likewise.
3812 * reg-stack.c: Update comment.
3814 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
3815 JUMP_AFTER_REGSCAN): Kill.
3816 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
3817 purge_line_number_notes and copy_loop_headers.
3819 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
3820 Richard Henderson <rth@redhat.com>
3822 * dbxout.c (dbxout_global_decl): New.
3823 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
3824 * sdbout.c (sdbout_finish): New.
3825 (sdbout_debug_hooks): Use it, add comments.
3826 (sdbout_global_decl): Defer initialised public vars to
3828 * varasm.c (assemble_variable): Don't output debug information
3829 for file-scope variables.
3831 2001-07-22 Richard Henderson <rth@redhat.com>
3833 * config/alpha/alpha.c (get_trap_mode_suffix): New.
3834 (get_round_mode_suffix): New.
3835 (print_operand): Use them for [/]. Remove support for [&'`()+].
3836 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
3837 * config/alpha/alpha.md (attr round_suffix): New.
3838 (attr trap_suffix): New.
3839 (all insns): Set them appropriately. Use %/ instead of the
3842 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3844 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
3846 2001-07-22 Richard Henderson <rth@redhat.com>
3848 * regrename.c (regrename_optimize): Compute nregs for each
3849 potential target register.
3851 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
3852 Richard Henderson <rth@redhat.com>
3854 * dbxout.c (dbxout_global_decl): New.
3855 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
3856 * sdbout.c (sdbout_finish): New.
3857 (sdbout_debug_hooks): Use it, add comments.
3858 (sdbout_global_decl): Defer initialised public vars to
3860 * varasm.c (assemble_variable): Don't output debug information
3861 for file-scope variables.
3863 2001-07-21 H.J. Lu (hjl@gnu.org)
3865 * config/mips/mips.c (mips_cpu): Moved into ...
3866 (override_options): Here.
3868 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
3870 (mips_cpu): Removed.
3872 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3874 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
3875 ("iorqi3"): Likewise.
3876 ("xorqi3"): Likewise.
3877 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
3878 ("*subhi3_sp): Likewise.
3879 ("*subhi3"): Likewise.
3880 ("extendhisi2"): Accept D, X and Y as source operand to avoid
3883 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
3885 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
3886 * config/freebsd.h: Likewise.
3887 * config/linux.h: Likewise.
3888 * config/openbsd.h: Likewise.
3889 * config/alpha/linux-elf.h: Likewise.
3890 * config/arm/linux-elf.h: Likewise.
3891 * config/d30v/d30v.h: Likewise.
3892 * config/fr30/fr30.h: Likewise.
3893 * config/ia64/aix.h: Likewise.
3894 * config/ia64/ia64.h: Likewise.
3895 * config/mips/linux.h: Likewise.
3896 * config/pj/pj.h: Likewise.
3897 * config/rs6000/linux.h: Likewise.
3898 * config/sparc/linux.h: Likewise.
3899 * config/sparc/linux64.h: Likewise.
3901 2001-07-20 Bruce Korb <bkorb@gnu.org>
3903 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
3904 because getc() and char* may disagree on signedness.
3906 2001-07-20 Richard Henderson <rth@redhat.com>
3908 * doc/rtl.texi (REG_DEAD): Update for current semantics.
3910 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
3911 insns to delete in the presence of cc0 in a jump insn.
3913 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
3914 Jan Hubicka <jh@suse.cz>
3916 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
3917 of doing the change by hand.
3919 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
3921 * rtlanal.c (set_noop_p): Return true for noop jumps.
3923 * expr.c (emit_single_push_insn): Add call to push expander.
3924 * expr.h (optab_index): Add OTI_push
3925 (push_optab): New constant.
3926 * genopinit.c (optabs): Add push_optab.
3927 * optabs.c (init_optab): Init push optab.
3928 * md.texi (push??1): Document
3930 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3932 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
3933 expand to emit the pattern; put a REG_INC note for push/pop
3935 ("movdf", "movdf_internal"): Likewise.
3936 ("movsi", "movsi_internal"): Likewise.
3937 ("movsf", "movsf_internal"): Likewise.
3938 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
3940 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3942 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
3945 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
3947 * params.def: Change default max inline insns to 100.
3949 2001-07-20 Diego Novillo <dnovillo@redhat.com>
3951 * combine.c (combine_simplify_rtx): Generate a new shift operation
3952 when simplifying the first operand of a (neg (ashift)) expression.
3954 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3956 * regclass.c (N_REG_INTS): Use only 32 bits per element.
3958 2001-07-20 Kelley Cook <kelley.cook@home.com>
3960 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
3961 information. Move rest into ...
3962 (*-*-solaris): ... here. Eliminate redundant information and
3963 reword necessary packages section. Delete 4.x assembler bug info.
3964 (sparc-sun-*): Merge into ...
3965 (sparc-sun-sunos*): here.
3967 2001-07-20 Catherine Moore <clm@redhat.com>
3969 * config/v850/v850.md (casesi): Generate LABEL_REF
3972 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
3974 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
3975 * i386.c (ix86_zero_extend_to_Pmode): Make global.
3976 * i386.md (strclrsi expander): Use it.
3978 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3980 * integrate.c (copy_insn_list): handle
3981 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
3982 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
3983 identically as to CODE_LABEL.
3985 * fold-const (fold): Convert A/B/C to A/(B*C) and
3988 * except.c (connect_post_landing_pads): Delete the RESX insns.
3990 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
3992 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
3994 * config/mips/mips.md (nmadd/nmsub): Use macro.
3996 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
3998 * cppinit.c (remove_dup_dir): Make static.
3999 (remove_dup_dirs): Make static. Only warn about preempting a
4000 system directory with a non-system directory.
4002 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
4004 * ifcvt.c (noce_try_store_flag_constants): Correct order
4005 of parameters to trunc_int_for_mode.
4007 2001-07-19 Mark Mitchell <mark@codesourcery.com>
4009 * reorg.c (fill_simple_delay_slots): If an instruction might throw
4010 an exception that will be caught within this function, do not fill
4011 its delay slot with any subsequent instruction.
4013 2001-07-19 Steve Ellcey <sje@cup.hp.com>
4015 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
4016 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
4017 pointer extension instruction.
4018 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
4019 * simplify-rtx.c (simplify_unary_operation) Likewise.
4020 * explow.c (convert_memory_address) Check value of
4021 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
4023 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
4024 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
4025 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
4026 Add Multilib Support.
4027 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
4028 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
4029 Add Multilib Support.
4030 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
4032 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
4033 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
4034 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
4036 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
4038 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
4039 old and new operands in `<', `3' and `b'.
4041 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
4043 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
4044 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
4045 (toplev.o): Don't depend on xcoffout.h.
4046 * c-decl.c: Include debug.h
4047 (duplicate_decls): Use debug hook.
4048 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
4049 (dbx_debug_hooks, xcoff_debug_hooks): Update.
4050 (dbxout_types): Remove.
4051 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
4052 * debug.c (do_nothing_debug_hooks): Update.
4053 (debug_true_tree, debug_nothing_rtx): New.
4054 * debug.h (struct rtx_def): New.
4055 (struct gcc_debug_hooks): New hooks ignore_block,
4056 outlining_inline_function and label.
4057 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
4058 dwarf2out_frame_finish): New.
4059 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
4060 Make static, update prototype.
4061 (dwarf2_debug_hooks): Update.
4062 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
4063 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
4064 * dwarfout.c (dwarf_debug_hooks): Update.
4065 * emit-rtl.c: Include debug.h.
4066 (remove_unnecessary_notes): Use debug hook.
4067 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
4068 (final_scan_insn): Use debug hook.
4069 * integrate.c (output_inline_function): Use debug hook.
4070 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
4071 (sdb_debug_hooks): Update.
4072 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
4073 * toplev.c: Don't include xcoffout.h.
4074 (note_outlining_of_inline_function, debug_ignore_block): Remove.
4075 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
4077 * tree.h (dwarf2out_do_frame): Remove.
4079 2001-07-19 Catherine Moore <clm@cygnus.com>
4081 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
4083 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
4085 * reload1.c (eliminate_regs_in_insn): When updating a set
4086 to the frame pointer to the hardware frame pointer, perform
4087 the update always not just when REPLACE is set.
4089 * reload1.c (choose_reload_regs): Don't inherit a reload
4090 that crosses multiple registers if registers past the first
4091 don't fit in the desired class.
4093 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
4094 when negating constants.
4096 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
4098 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
4099 * doc/tree.texi: Ditto.
4101 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
4102 Jakub Jelinek <jakub@redhat.com>
4104 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
4105 (extract_cie_info): Handle "eh" augmentation properly,
4107 (struct frame_state, __frame_state_for): New.
4109 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4111 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
4112 HANDLE_SYSV_PRAGMA): Define.
4113 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
4115 (copy_object): Caller changed.
4117 2001-07-19 Andreas Schwab <schwab@suse.de>
4119 * configure.in (assembler dwarf2 debug_line support): Define nop
4121 * configure: Regenerated.
4123 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
4125 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
4127 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
4128 to conditionally compiled block.
4129 (dbx_debug_hooks, xcoff_debug_hooks): Update.
4130 * dbxout.h (dbxout_function): Remove.
4131 * debug.c (do_nothing_debug_hooks): Update.
4132 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
4133 global_decl, deferred_inline_function.
4134 * dwarf2out.c (dwarf2_debug_hooks): Update.
4135 (dwarf2out_global_decl): New.
4136 * dwarfout.c: Don't include dwarfout.h.
4137 (dwarfout_global_decl, dwarfout_function_decl,
4138 dwarfout_deferred_inline_function): New.
4139 (dwarf_debug_hooks): Update.
4140 * dwarfout.h: Remove.
4141 * final.c: Don't include dwarfout.h.
4142 * sdbout.c (sdbout_global_decl): New.
4143 (sdbout_debug_hooks): Update.
4144 * toplev.c: Don't include dwarfout.h.
4145 (check_global_declarations, rest_of_compilation): Use new debug hooks.
4146 (note_deferral_of_defined_inline_function): Remove.
4147 * toplev.h (note_deferral_of_defined_inline_function): Remove.
4148 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
4149 * ch/lex.c: Don't include dwarfout.h.
4150 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
4151 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
4152 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
4153 * cp/optimize.c: Include debug.h.
4154 (maybe_clone_body): Use debug hook.
4155 * cp/semantics.c: Include debug.h.
4156 (expand_body): Use debug hook.
4157 * po/POTFILES.in: Remove dwarfout.h.
4159 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
4161 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
4162 * c-parse.in (yyerror, _yylex): Similarly.
4163 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
4164 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
4166 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
4167 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
4169 2001-07-18 Jeff Sturm <jsturm@one-point.com>
4171 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
4172 in-class declaration at -g1. Fixes c++/2814.
4174 2001-07-18 Richard Henderson <rth@redhat.com>
4176 * doc/md.texi (reload_in/out): Document restrictions in predicates
4177 and constraints for these patterns. Document empty string matching
4180 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4182 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
4184 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4186 * cse.c: Undo my previous patch.
4188 2001-07-18 Tom Tromey <tromey@redhat.com>
4191 * configure: Rebuilt.
4192 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
4194 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
4196 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
4197 Jan Hubicka <jh@suse.cz>
4199 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
4200 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
4201 * jump.c (mark_jump_label): Do not forward branches.
4203 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
4205 * cse.c (delete_trivially_dead_insns): Delete the libcall block
4206 when return value is unused.
4208 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4210 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
4212 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
4214 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
4215 on error. We can't blindly return the result of
4216 pthread_mutex_trylock because it returns a positive number on
4217 error, while we must return -1 on error.
4218 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
4220 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
4222 2001-07-18 Andreas Jaeger <aj@suse.de>
4224 * integrate.c (output_inline_function): Correct type of debug_hooks.
4226 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
4228 * combine.c (combine_simplify_rtx): DIV can be treated
4229 associatively for floats if unsafe math optimisations are enabled.
4231 2001-07-17 Richard Henderson <rth@redhat.com>
4233 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
4235 2001-07-17 Richard Henderson <rth@redhat.com>
4237 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
4238 don't force the function address into a register.
4239 (expand_call, emit_library_call_value_1): Update callers.
4240 * builtins.c (expand_builtin_apply): Likewise.
4241 * expr.h (prepare_call_address): Update decl.
4243 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
4245 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
4247 * config/i386/chorus.h: Move up.
4248 * config/sparc/chorus.h: Likewise.
4249 * config/rs6000/chorus.h: Likewise.
4250 * config/chorus.h: Moved here.
4252 2001-07-17 Andreas Schwab <schwab@suse.de>
4254 * configure.in (assembler eh_frame optimization): Handle big
4256 * configure: Regenerated.
4258 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
4260 * expr.c (epxand_expr): Convert divisions into multiplications by
4261 reciprocals if -ffast-math.
4263 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
4265 * dbxout.c (dbxout_really_begin_function): Rename to
4266 dbxout_begin_function.
4267 (dbx_debug_hooks, xcoff_debug_hooks): Update.
4268 (dbxout_begin_function): Remove.
4269 (dbxout_function): Update.
4270 (dbxout_source_line): Update prototype.
4271 * dbxout.h (dbxout_begin_function): Remove.
4272 * debug.c (do_nothing_debug_hooks): Update.
4273 (debug_nothing_tree): Update.
4274 (debug_nothing_charstar_rtx): Remove.
4275 * debug.h (union tree_node): Declare.
4276 (struct rtx_def): Remove.
4277 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
4278 begin_function. Change source_line prototype.
4279 (debug_nothing_tree): New.
4280 (debug_nothing_charstar_rtx): Delete.
4281 (dwarf2out_begin_prologue): Moved from ...
4283 * dwarf2out.c (dwarf2_debug_hooks): Update.
4284 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
4285 debug info, call dwarf2out_source_line.
4286 (dwarf2out_souce_line): Update prototype.
4287 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
4288 Change prototype, make static.
4289 (dwarfout_source_line): Update prototype.
4290 (dwarf_debug_hooks): Update.
4291 * dwarfout.h (dwarfout_begin_function): Remove.
4292 * final.c (final_start_function, final_scan_insn): Use appropriate
4293 debug hooks, update to use notice_source_line.
4294 (output_source_line): Rename notice_source_line. Don't call the
4295 source_line debug hook.
4296 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
4297 make static, update prototype.
4298 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
4300 (sdbout_end_prologue): New.
4301 (sdbout_source_line): Update prototype.
4302 (sdbout_debug_hooks): Update.
4303 (sdbout_symbol): Remove unused var.
4304 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
4306 * varasm.c: Include debug.h.
4307 (assemble_start_function): Use begin_function debug_hook.
4308 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
4309 update with prototype.
4310 (xcoffout_source_line): Update prototype.
4311 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
4313 (xcoffout_source_line): Update prototype.
4315 2001-07-17 Richard Henderson <rth@redhat.com>
4317 * c-typeck.c (build_binary_op): Do not shorten unsigned
4318 right shift after sign extension.
4320 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
4322 * combine.c (combine_simplify_rtx): Attempt to simplify
4323 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
4325 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
4326 (simplify_binary_operation, simplify_unary_operation,
4327 simplify_relational_operation): Use it.
4329 * combine.c (combine_simplify_rtx): Don't do associative law
4330 on divisions; allow associative law on floats.
4332 2001-07-17 H.J. Lu <hjl@gnu.org>
4333 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4335 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
4336 ASM_OUTPUT_WEAK_ALIAS are defined.
4337 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
4338 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
4340 * config/mips/iris5.h: ... here.
4341 (HANDLE_SYSV_PRAGMA): Defined as 1.
4342 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
4343 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
4346 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
4348 * c-parse.in (all_prefix_attributes): New variable.
4349 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
4350 (maybe_resetattrs): New production.
4351 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
4352 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
4353 notype_initdcl, nested_function, notype_nested_function,
4354 component_decl, components, components_notype,
4355 component_declarator, component_notype_declarator,
4356 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
4357 ivars, mydecl, myparm): Update. Avoid prefix attributes just
4358 after a comma being applied to more than one declarator.
4359 * doc/extend.texi (Attribute Syntax): Update. Remove
4360 documentation of bugs that are no longer present.
4362 2001-07-13 Eric Christopher <echristo@redhat.com>
4364 * config/mips/mips.h: Change TUNE_MIPS* options to use
4366 (EXTRA_SPECS): Add cc1_cpu_spec.
4367 * config/mips/mips.md (muldf3): Fix typo.
4369 2001-07-16 Richard Henderson <rth@redhat.com>
4371 * config/m68k/m68k.c: Include expr.h and reload.h.
4372 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
4373 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
4375 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
4376 Richard Henderson <rth@redhat.com>
4378 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
4379 (insn_live_p): Fix fall off end of function.
4380 (dead_libcall_p): Remove COUNTS argument; update callers.
4381 (delete_trivially_dead_insns): Remove unused variables.
4383 2001-07-17 Andreas Jaeger <aj@suse.de>
4385 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
4388 * lcm.c (optimize_mode_switching): Avoid warning for unused
4389 variable if !NORMAL_MODE.
4391 * flow.c (try_crossjump_to_edge): Remove unused variable.
4393 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
4395 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
4396 atexit declaration in stdlib.h.
4398 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
4400 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
4402 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4404 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
4405 * except.c (finish_eh_generation): Update call of cleanup_cfg;
4406 do rebuild_jump_labels instead of jump_optimize
4407 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
4408 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
4409 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
4411 * flow.c: Include timevar.h
4412 (find_basic_block): Push/pop timevar;
4413 (cleanup_cfg): Likewise.
4414 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
4415 * Makefile: Add dependencies on timevar.h
4417 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
4418 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
4420 * rtl.h (delete_trivially_dead_insns): Add new parameter.
4421 * toplev.c (rest_of_compilation): Update calls.
4422 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
4423 (delete_trivially_dead_insns): ... here; accept new argument
4424 preserve_basic_blocks; preserve basic blocks if set.
4426 * reg-stack.c (stack_regs_mentioned): Return 0 if
4427 stack_regs_mentioned_data is not initialized.
4428 (reg_to_stack): Make stack_regs_mentioned survive after the
4429 reg-stack is completted; do not call cleanup_cfg.
4430 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
4431 make cleanup_cfg after bb-reorder to output to debug file.
4433 2001-07-16 Richard Henderson <rth@redhat.com>
4435 * regclass.c (init_reg_sets): Use only 32 bits per initializer
4436 from int_reg_class_contents.
4438 2001-07-16 Richard Henderson <rth@redhat.com>
4440 * hard-reg-set.h (regs_invalidated_by_call): Declare.
4441 * regclass.c (regs_invalidated_by_call): Move from cse.c.
4442 (init_reg_sets_1): Move initialization from cse_main.
4443 * cse.c (regs_invalidated_by_call): Move to regclass.c.
4444 (cse_main): Move its initialization also.
4445 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
4446 * flow.c (propagate_one_insn): Likewise.
4447 * gcse.c (compute_hash_table): Likewise.
4448 (compute_kill_rd, compute_store_table): Likewise.
4449 * sched-deps.c (sched_analyze_1): Likewise.
4451 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
4453 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
4456 2001-07-16 Steve Ellcey <sje@cup.hp.com>
4458 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
4459 in if statement so we don't access undefined memory.
4461 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
4463 * gcse.c: Update comment at top.
4464 Update comment on mem handling.
4465 mem_last_set, mem_first_set, mem_set_in_block: gone.
4466 Declaration of reg_set_info: gone.
4467 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
4468 pointless with load_killed_in_block_p (they are *more*
4469 conservative then it, not less, and less accurate).
4470 (oprs_not_set_p): Ditto.
4471 (alloc_gcse_mem): Don't allocate mem_set_in_block
4472 (free_gcse_mem): Don't free it, either.
4473 (record_last_mem_set_info): Update comment in front, remove
4474 mem_*set_* stuff. Note the reason we don't handle stores directly
4476 (compute_hash_table): Update comments to reflect reality. Remove
4477 mem_*set_* references.
4478 (reset_opr_set_tables): Remove mem_*set_* references.
4480 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
4481 (mark_clobber): Ditto (on both parts, we double set here too).
4482 (expr_killed_p): Remove mem_set_in_block test.
4483 (compute_transp): Remove mem_set_in_block test.
4485 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
4486 of edge, and removal of phi alternative to dump file.
4487 (ssa_ccp_substitute_constants): Add note about register now being
4488 constant, and which uses were replaced in what insns to dump file.
4490 2001-07-16 Andreas Jaeger <aj@suse.de>
4492 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
4493 variables of type HOST_WIDEST_INT.
4495 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
4496 (__bb_exit_func): Correct type of count_max to avoid overflow.
4497 (num_digits): Handle long long argument.
4499 * combine.c (gen_lowpart_for_combine): Remove unused variable.
4501 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4503 * output.h (sdb_begin_function_line): Restore as an extern
4505 * sdbout.c (sdb_begin_function_line): Make extern.
4507 2001-07-15 Richard Henderson <rth@redhat.com>
4509 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
4510 * genrecog.c (maybe_both_true_mode): New.
4511 (maybe_both_true_2): Use it.
4512 (write_switch): Don't put Pmode in a switch.
4513 * rtl.c (mode arrays): Don't explicitly size them.
4515 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4517 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
4518 handling; move unconditional splitting before mode switching.
4520 * i386.md (type): Add fistp type.
4521 (i387, length_attr, scheduling definitions): Handle this type.
4522 (fix_trunc?f?i2): Revamp to use mode switching.
4523 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
4524 * i386.h (fp_cw_mode): New enum
4525 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
4526 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
4528 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4530 * Makefile.in (integrate.o): Add debug.h.
4531 * integrate.c (debug.h): Add.
4532 (output_inline_function): Save, reset, and restore debug_hooks.
4534 2001-07-15 Richard Henderson <rth@redhat.com>
4536 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
4537 instead of COMPARE for the EQUIV expression.
4539 2001-07-15 Richard Henderson <rth@redhat.com>
4541 * flow.c (redirect_edge_and_branch_force): Initialize
4542 global_live_at_start and global_live_at_end.
4543 (allocate_bb_life_data): Export.
4544 * basic-block.h (allocate_bb_life_data): Declare.
4545 * toplev.c (rest_of_compilation): Call it.
4547 2001-07-15 Richard Henderson <rth@redhat.com>
4549 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
4550 (alpha_tablejump_best_label): New.
4551 * config/alpha/alpha-protos.h: Declare them.
4552 * config/alpha/alpha.md: Use braced strings for code blocks.
4553 (tablejump_osf): Break out add with r29.
4554 (tablejump_osf_internal): Remove.
4555 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
4556 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
4558 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4560 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
4563 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
4565 * i386-protos.h (ix86_split_fp_branch): Update prototype.
4566 (ix86_fp_jump_nontrivial_p): New.
4567 * i386.md (fp_jcc_?): Update call of split_fp_branch;
4568 use ix86_fp_jump_nontrivial_p.
4569 * i386.c (ix86_fp_jump_nontrivial_p): New.
4570 (ix86_split_fp_branch): Accept code instead of rtx.
4571 (ix86_expand_compare): Expand comparison early in case
4572 doing so is resonably cheap.
4574 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
4576 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
4578 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
4579 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
4581 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
4583 * dbxout.c (dbxout_source_line): Make static, update prototype.
4584 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
4585 (dbxout_init, dbxout_finish, dbxout_source_line,
4586 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
4587 * dbxout.h (dbxout_source_line): Delete.
4588 * debug.c (debug_nothing_file, debug_nothing_file_int,
4589 debug_nothing_file_charstar_rtx): New.
4590 (do_nothing_debug_hooks): Update.
4591 (debug_nothing_void, debug_nothing_charstar_rtx,
4592 dwarf2out_end_epilogue): New.
4593 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
4594 * debug.h (struct rtx_def): Declare.
4595 (gcc_debug_hooks): New hooks source_line, end_epilogue
4597 (debug_nothing_void, debug_nothing_charstar_rtx,
4598 dwarf2out_end_epilogue): New.
4599 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
4600 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
4601 (dwarf2_debug_hooks): Update.
4602 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
4603 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
4604 * dwarf2out.h (dwarf2out_source_line): Remove.
4605 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
4606 Make static, update prototype.
4607 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
4608 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
4609 (dwarf_debug_hooks): Update.
4610 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
4611 dwarfout_end_function): Remove.
4612 * final.c (profile_function): Use debug hooks for ending functions
4614 (output_source_line, final_end_function): Update prototype,
4616 (final_start_function, final_scan_insn): Update.
4617 * output.h (sdb_begin_function_line): Remove.
4618 (final_end_function): Update prototype.
4619 * sdbout.c (sdb_begin_function_line): Make static.
4620 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
4621 (sdbout_source_line): New.
4622 (sdbout_end_epilogue, sdbout_end_function): Make static, update
4624 (sdb_debug_hooks): Update.
4625 (sdbout_init, sdbout_source_line,
4626 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
4627 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
4628 * toplev.c (compile_file, rest_of_compilation): Update.
4629 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
4630 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
4631 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
4632 Update for prototype changes.
4633 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
4634 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
4636 2001-07-15 Richard Henderson <rth@redhat.com>
4638 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
4639 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
4640 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
4641 * config/alpha/alpha.c: Likewise.
4642 * config/alpha/alpha.md: Likewise.
4643 * config/alpha/alpha32.h: Likewise.
4644 * config/alpha/vms.h: Likewise.
4647 2001-07-14 Richard Henderson <rth@redhat.com>
4649 * config/alpha/alpha.md: Use define_constants for unspec values.
4650 Substitute throughout.
4652 2001-07-14 Tim Josling <tej@melbpc.org.au>
4654 * tree.def (EXPON_EXPR) remove. Never supported anyway.
4656 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
4658 * pa.md: Remove unused constraints from define_split's.
4660 2001-04-14 Richard Henderson <rth@redhat.com>
4662 * ifcvt.c (find_cond_trap): Test for exit block.
4664 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
4666 Re-install recently reverted patch.
4667 * emit-rtl.c (try_split): Update mark_jump_label call.
4668 * flow.c (find_sub_basic_blocks): Likewise.
4669 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
4671 (mark_all_labels): Kill second parameter.
4672 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
4673 (rebuild_jump_labels, jump_optimize_minimal): Update call
4675 (jump_optimize_1): Kill crossjumping code.
4676 (mark_jump_label): Kill cross_jump parameter.
4677 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
4678 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
4679 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
4681 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
4683 (dump_file_info): Likewise.
4684 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
4685 reorganize passes to do reg-stack first, bb-reorder second.
4686 * invoke.texi (-d letters doc): Remove the jump2 pass.
4688 2001-07-14 Richard Henderson <rth@redhat.com>
4690 * ifcvt.c (find_cond_trap): New.
4691 (find_if_header): Call it.
4692 (merge_if_block): Relax existing jump sanity check.
4693 * jump.c (jump_optimize_1): Remove conditional trap handling.
4695 2001-07-14 Alan Modra <amodra@bigpond.net.au>
4697 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
4699 (insn_refs_are_delayed): Correct comment.
4700 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
4701 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
4702 instead of r31. Make associated insn !TARGET_64BIT, and
4703 provide an additional 64-bit insn that clobbers r2.
4705 (udivsi3): Likewise.
4707 (umodsi3): Likewise.
4709 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
4711 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
4713 * flow.c (redirect_edge_and_branch_force, split_edge,
4714 try_crossjump_to_edge): Use set_block_for_new_insns.
4715 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
4717 2001-07-13 H.J. Lu (hjl@gnu.org)
4719 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
4722 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
4724 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
4726 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
4728 * c-common.c (decl_attributes): Take a pointer to the node to
4729 which attributes are to be attached, and a flags argument.
4730 * c-common.h (enum attribute_flags): New.
4731 (decl_attributes): Update prototype.
4732 * c-decl.c (start_decl, push_parm_decl, finish_struct,
4733 finish_enum, start_function): Update calls to decl_attributes.
4734 * c-parse.in (component_declarator, component_notype_declarator,
4735 label): Update calls to decl_attributes.
4737 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
4739 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
4740 * config/avr/avr.c (legitimate_address_p): Return value changed
4741 from letter to register classes. For better debugging.
4743 2001-07-13 Kazu Hirata <kazu@hxi.com>
4745 * jump.c (reversed_comparison_code_parts): Fix comment typos.
4747 2001-07-13 H.J. Lu (hjl@gnu.org)
4749 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
4751 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
4753 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
4754 correctly for shared configurations.
4755 * config/t-libgcc-pic: New.
4756 * config/{i386,m68k,sparc}/t-openbsd: New.
4757 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
4758 Support -shared. Support debugging libraries with -g.
4759 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
4760 frame information does not emit pointer diffs.
4761 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
4764 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
4766 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
4768 2001-07-13 David Edelsohn <edelsohn@gnu.org>
4770 * combine.c (try_combine): Ensure const_int pow2 is positive.
4772 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
4774 * config.gcc: Add configuration for s/390.
4775 * config/s390/s390.c: New. Subroutines for code generation.
4776 * config/s390/s390.h: New. Definitions for s/390.
4777 * config/s390/s390-protos.h: New. Prototypes.
4778 * config/s390/linux.h: New. Definitions for linux for s/390.
4779 * config/s390/linux64.h: New. Definitions for linux for zSeries.
4780 * config/s390/t-linux: New. Makefile fragment.
4781 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
4782 * config/s390/fixdfdi.h: New. Fix L_fix*di.
4784 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4786 * emit-rtl.c (try_split): Update mark_jump_label call.
4787 * flow.c (find_sub_basic_blocks): Likewise.
4788 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
4790 (mark_all_labels): Kill second parameter.
4791 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
4792 (rebuild_jump_labels, jump_optimize_minimal): Update call
4794 (jump_optimize_1): Kill crossjumping code.
4795 (mark_jump_label): Kill cross_jump parameter.
4796 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
4797 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
4798 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
4800 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
4802 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
4803 reorganize passes to do reg-stack first, bb-reorder second.
4804 * invoke.texi (-d letters doc): Remove the jump2 pass.
4806 2001-07-12 Steve Ellcey <sje@cup.hp.com>
4808 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
4810 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4812 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
4814 (verify_flow_info): Make diagnostics prettier.
4816 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4818 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
4820 * flow.c (outgoing_edges_match): Return early if condition reversal
4823 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
4825 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
4826 (mips_move_2words): When splitting a move into two instructions,
4827 prefix the second address operand with '%D'.
4829 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
4831 * Makefile.in (final.o): Depend on debug.h.
4832 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
4833 (dbx_debug_hooks): Add new hooks.
4834 (xcoff_debug_hooks): New.
4835 * debug.c (debug_nothing_file_int_int): New.
4836 (do_nothing_debug_hooks): Update.
4837 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
4838 (debug_nothing_file_int_int): New.
4839 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
4840 static, update prototype.
4841 (dwarf2_debug_hooks): Update.
4842 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
4843 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
4844 static, update prototype.
4845 (dwarf_debug_hooks): Update.
4846 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
4847 * final.c: Include debug.h.
4848 (final_scan_insn): Use debug hooks when beginning and ending blocks.
4849 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
4850 static, update prototype.
4851 (sdb_debug_hooks): Update.
4852 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
4853 * toplev.c: Distinguish between xcoff and dbx.
4855 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
4856 Call all debug hooks, not just dwarf ones.
4858 2001-07-11 Timothy Wall <twall@redhat.com>
4860 * config.gcc: Add configuration for AIX5/IA64.
4861 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
4862 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
4863 support prefix/suffix code.
4864 * config/ia64/t-aix: New. Makefile fragment.
4865 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
4867 2001-07-11 Kazu Hirata <kazu@hxi.com>
4869 * recog.c (validate_change): Fix a comment typo.
4871 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
4873 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
4874 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
4876 * dbxout.c (dbx_debug_hooks): Add new hooks.
4877 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
4879 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
4881 * dbxout.h (dbxout_start_new_source_file,
4882 dbxout_resume_previous_source_file): Delete.
4883 * debug.c (do_nothing_debug_hooks): Add new hooks.
4884 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
4885 (debug_nothing_int_charstar, debug_nothing_int): New.
4886 * debug.h (gcc_debug_hooks): New hooks define, undef,
4887 start_source_file and end_source_file.
4888 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
4889 (debug_nothing_int_charstar, debug_nothing_int): New.
4890 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
4891 the conditionally compiled section.
4892 (dwarf2out_start_source_file, dwarf2out_end_source_file,
4893 dwarf2out_define, dwarf2out_undef): Make static.
4894 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
4895 dwarf2out_define, dwarf2out_undef): Remove.
4896 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
4897 (dwarfout_start_source_file, dwarfout_end_source_file,
4898 dwarfout_define, dwarfout_undef): Make static.
4899 (dwarfout_start_source_file_check,
4900 dwarfout_end_source_file_check): New.
4901 (dwarfout_define, dwarfout_finish): Update.
4902 * dwarfout.h (dwarfout_start_new_source_file,
4903 dwarfout_resume_previous_source_file, dwarfout_define,
4904 dwarfout_undef): Remove.
4905 * sdbout.c (sdb_debug_hooks): Add new hooks.
4906 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
4908 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
4909 make static, take an arg.
4910 * sdbout.h (sdbout_start_new_source_file,
4911 sdbout_resume_previous_source_file): Delete.
4912 * toplev.c (debug_start_source_file, debug_end_source_file,
4913 debug_define, debug_undef): Delete.
4914 * toplev.h (debug_start_source_file, debug_end_source_file,
4915 debug_define, debug_undef): Delete.
4917 * java/jcf-parse.c: Include debug.h.
4918 (parse_class_file): Update to use debug hooks directly.
4919 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
4921 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4923 * alias.c (set_mem_alias_set): New function.
4924 * rtl.h (set_mem_alias_set): Declare it.
4925 * builtins.c (expand_builtin_return_addr): Call it instead of
4926 using MEM_ALIAS_SET accessor.
4927 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
4928 (get_memory_rtx, expand_builtin_va_arg): Likewise.
4929 (expand_builtin_va_copy):Likewise.
4930 * caller-save.c (setup_save_areas): Likewise.
4931 * calls.c (compute_argument_addresses): Likewise.
4932 * explow.c (set_mem_attributes): Likewise.
4933 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
4934 (expand_assignment, store_constructor_field, store_field): Likewise.
4935 (expand_expr_unaligned): Likewise.
4936 * function.c (assign_stack_temp_for_type): Likewise.
4937 (put_reg_into_stack, gen_mem_addressof): Likewise.
4938 * ifcvt.c (noce_try_cmove_arith): Likewise.
4939 * reload1.c (reload, alter_reg): Likewise.
4940 * config/alpha/alpha.c (get_aligned_mem): Likewise.
4941 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
4942 (alpha_expand_unaligned_store): Likewise
4943 (alpha_expand_unaligned_load_words): Likewise.
4944 (alpha_expand_unaligned_store_words): Likewise.
4945 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
4946 (alpha_expand_epilogue): Likewise.
4947 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
4948 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
4949 * config/i386/i386.c (legitimize_pic_address): Likewise.
4950 * config/i960/i960.c (setup_incoming_varargs): Likewise.
4951 * config/ia64/ia64.c (spill_restore_mem): Likewise.
4952 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
4953 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
4954 * config/mips/mips.c (mips_va_arg): Likewise.
4955 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
4956 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
4957 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4958 (setup_incoming_varargs, rs6000_va_arg): Likewise.
4959 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
4960 (rs6000_emit_epilogue): Likewise.
4961 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
4962 * config/sparc/sparc.c (sparc_va_arg): Likewise.
4963 * config/v850/v850.c (v850_va_arg): Likewise.
4965 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
4967 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
4968 when fallthru edge is present.
4969 (mege_blocks): Handle case where creation of jump insn
4972 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
4973 CLEANUP_POST_REGSTACK): New constants.
4974 * except.c (finish_eh_generation): Update call of cleanup_cfg,
4975 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
4976 * output.h (cleanup_cfg): Update prototype.
4977 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
4978 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
4979 cleanup_cfg call; kill missleading comment.
4980 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
4981 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
4982 parameter; control optimizations performed using it.
4983 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
4984 try_crossjump_bb): New functions.
4986 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
4988 * pa.c (pa_output_function_prologue): Delete prototype. Make function
4990 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
4991 pa_output_function_prologue.
4992 * pa-protos.h (pa_output_function_prologue): New prototype.
4994 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
4996 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
4997 and low to get correct sign extension in low+high test.
4999 2001-07-11 Janis Johnson <janis@us.ibm.com>
5001 * gcov.c (arcdata): Use gcov_type to fix branch percentage
5002 for large hit count.
5004 * profile.c (branch_prob): Fix .bbg info for computed gotos
5007 2001-07-11 Mark Mitchell <mark@codesourcery.com>
5009 * stmt.c (parse_output_constraint): New function, split out
5011 (expand_asm_operands): ... here. Use parse_output_constraint.
5012 * tree.h (parse_output_constraint): Declare it.
5014 2001-07-11 Richard Henderson <rth@redhat.com>
5016 * bitmap.c: Comment some functions; fiddle whitespace.
5017 (bitmap_free): Don't export.
5018 (bitmap_element_allocate): Use memset.
5019 * bitmap.h (bitmap_free): Don't declare.
5021 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
5023 * gcse.c, lcm.c, sched-deps.c:
5024 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
5026 * flow.c (flow_loops_find): Free dom if we found no loops, since
5027 we aren't going to save it.
5029 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
5032 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
5034 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
5036 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5038 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
5039 #ifndef DWARF2_DEBUGGING_INFO.
5041 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
5043 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
5045 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
5047 * config/mips/mips.c (gen_int_relational): Tell the caller not to
5048 reverse a branch if a NE comparison is implemented with GTU.
5050 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
5051 H.J. Lu <hjl@gnu.org>
5053 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
5055 (call_internal2): Likewise.
5056 (call_value_internal1): Likewise.
5057 (call_value_internal2): Likewise.
5058 (call_value_multiple_internal1): Likewise.
5059 (call_value_multiple_internal2): Likewise.
5061 2001-07-10 Kazu Hirata <kazu@hxi.com>
5063 * calls.c (emit_library_call_value_1): Fix a comment typo.
5064 * dwarf2out.c (mem_loc_descriptor): Likewise.
5065 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
5067 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
5069 * simplify-rtx.c (simplify_subreg): Fix typo in comment
5071 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5073 * recog.c (offsettable_address_p): Handle LO_SUM case.
5074 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
5075 instead of plus_constant.
5077 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5079 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
5080 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
5082 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5084 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
5085 adjust_address_nv instead of plus_constant.
5087 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
5089 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
5090 dwarf2out.o): Depend on debug.h, wrap long lines.
5091 * dbxout.c: Include debug.h.
5092 (dbx_debug_hooks): New.
5093 (dbxout_init): Make static, take just 2 args.
5094 (dbxout_finish): Make static.
5095 * dbxout.h (dbxout_init, dbxout_finish): Delete.
5096 * debug.c: New file.
5097 * debug.h: New file.
5098 * dwarf2out.c: Include debug.h.
5099 (dwarf2_debug_hooks): New.
5100 (dwarf2out_init): Make static.
5101 (dwarf2out_finish): Make static, take 2 args.
5102 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
5103 * dwarfout.c: Include debug.h.
5104 (dwarf_debug_hooks): New.
5105 (dwarfout_init): Make static.
5106 (dwarfout_finish): Make static, take 2 args.
5107 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
5108 * sdbout.c: Include debug.h.
5109 (sdb_debug_hooks): New.
5110 (sdbout_init): Make static, take 2 args.
5111 * sdbout.h (sdbout_init): Delete.
5112 * toplev.c: Include debug.h.
5114 (compile_file): Set deubg_hooks based on command line options.
5115 Use the hooks unconditionally rather than conditional compilation.
5117 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
5119 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
5120 first_insn_after_basic_block_note instead.
5122 * df.c (df_bb_refs_unlink): #if 0 out for now.
5124 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
5126 * ssa.h: Add prototype for ssa_const_prop
5127 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
5128 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
5129 (ssa_fast_dce): Remove unused variable
5131 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
5133 * diagnostic.c (finish_diagnostic): Rename to
5134 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
5137 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
5139 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
5142 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
5143 (dump_file): Only pad the demangled name with spaces if the
5144 mangled name was padded with spaces.
5146 2001-07-10 Bernd Schmidt <bernds@redhat.com>
5148 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
5151 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5153 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
5154 extraction if no direct load if either EXPAND_CONST_ADDRESS or
5157 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
5158 whether can put offset inside LO_SUM to check mode alignment, not size.
5160 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
5162 * doc/tm.texi (Misc): Fix thinko.
5164 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
5166 * regmove.c (replace_in_call_usage): Fix warnings.
5167 * sched-deps.c (add_dependence): Fix warnings.
5168 * simplify-rtx.c (simplify_subreg): Likewise.
5169 Return NULL_RTX instead of NULL.
5171 * reg-stack.c (emit_swap_insn): Eliminate warnings.
5172 (subst_asm_stack_regs): Likewise.
5174 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
5177 * dwarf2out.c (output_call_frame_info): Declare i as int.
5178 (build_abbrev_table): Declare n_alloc as int.
5179 (dwarf2out_finish): Initialize die.
5180 * except.c: Declare sjlj_funcdef_number as unsigned.
5181 (connect_post_landing_pads): Declare j as unsigned.
5182 (convert_to_eh_region_ranges): Initialize call_site.
5183 (output_function_exception_table): Initialize tt_format_size.
5184 * expr.c (move_by_pieces_1): Initialize to1.
5185 (store_constructor): Initialize minelt and maxelt.
5186 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
5187 * function.c (instantiate_decls): Avoid signed/unsigned warning.
5189 * c-decl.c (combine_parm_decls): Unused, remove.
5190 * c-tree.h: Remove prototype for combine_parm_decls.
5192 * reload.c (push_reload): Fix warning.
5193 (regno_clobbered_p): Likewise.
5194 * reload1.c (replace_pseudos_in_call_usage): Likewise.
5195 (reload_combine): Likewise.
5197 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
5198 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
5200 * bitmap.c (bitmap_operation): Change user.
5201 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
5203 2001-07-10 Eric Christopher <echristo@redhat.com>
5205 * config/mips/mips.c (override_options): Fix typo.
5207 2001-07-09 Stan Shebs <shebs@apple.com>
5209 * target.h (struct gcc_target): New fields init_builtins and
5211 * target-def.h (TARGET_INIT_BUILTINS): New macro.
5212 (TARGET_EXPAND_BUILTIN): New macro.
5213 (TARGET_INITIALIZER): Add them.
5214 * builtins.c: Include target.h.
5215 (expand_builtin): Use targetm.expand_builtin.
5216 (default_init_builtins): New function.
5217 (default_expand_builtin): New function.
5218 * expr.h (default_init_builtins): Declare.
5219 (default_expand_builtin): Declare.
5220 * c-common.c (c_common_nodes_and_builtins): Use
5221 targetm.init_builtins.
5222 * defaults.h (MD_INIT_BUILTINS): Remove.
5223 * Makefile.in (builtins.o): Depend on target.h.
5225 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
5226 (TARGET_EXPAND_BUILTIN): Define.
5227 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
5228 (MD_EXPAND_BUILTIN): Remove.
5230 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
5231 (TARGET_EXPAND_BUILTIN): Define.
5232 (c4x_init_builtins): Make endlink arg a local.
5233 (c4x_print_operand): Fix typos in adjust_address usages.
5234 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
5235 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
5236 (MD_EXPAND_BUILTIN): Remove.
5238 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
5239 (TARGET_EXPAND_BUILTIN): Define.
5240 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
5241 (ix86_init_builtins): Call new function only if TARGET_MMX.
5242 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
5243 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
5244 (MD_EXPAND_BUILTIN): Remove.
5246 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
5247 (TARGET_EXPAND_BUILTIN): Define.
5248 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
5249 (MD_EXPAND_BUILTIN): Remove.
5251 * doc/tm.texi: Document these changes.
5253 2001-07-09 Diego Novillo <dnovillo@redhat.com>
5255 * basic-block.h (tree_node): Forward declare if needed.
5256 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
5257 (BLOCK_HEAD_TREE): Define.
5258 (BLOCK_END_TREE): Define.
5259 (struct loops): Rename field 'tree' to 'tree_root'.
5260 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
5262 (flow_loops_tree_build): Rename reference to field 'tree' to
5264 (flow_loops_level_compute): Ditto.
5265 * predict.c (estimate_bb_frequencies): Ditto.
5266 * tree.h (struct tree_common): Add field 'aux'.
5268 2001-07-09 Stan Shebs <shebs@apple.com>
5270 * config/darwin.c (darwin_encode_section_info): Don't mark any
5271 DECL_EXTERNAL node as defined.
5273 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
5275 * pa.c (pa_init_machine_status, pa_mark_machine_status,
5276 pa_free_machine_status, hppa_init_pic_save): Delete.
5277 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
5278 (hppa_profile_hook): Use hppa_pic_save_rtx.
5279 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
5280 hppa_init_pic_save): Delete.
5281 (hppa_pic_save_rtx): Declare.
5282 * pa.md (call, call_value, sibcall, sibcall_value,
5283 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
5285 2001-07-09 Kazu Hirata <kazu@hxi.com>
5287 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
5288 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
5290 2001-07-09 Andreas Jaeger <aj@suse.de>
5292 * output.h: Add declaration of final_forward_branch_p.
5294 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
5296 * varray.c: Include errors.h for internal_error and trim_filename
5299 * Makefile.in (varray.o): Add errors.h.
5301 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
5303 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
5304 * optabs.c (have_add2_insn): Check whether the add insn chosen
5305 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
5306 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
5308 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
5310 * Makefile.in (OBJS): Add ssa-ccp.o
5311 (ssa-ccp.o): Add dependencies.
5312 * toplev.c (DFI_ssa_ccp): New dump file enum.
5313 (dump_file): Add entry for dumping after SSA CCP.
5314 (flag_ssa_ccp): New flag variable.
5315 (f_options): Add -fssa-ccp.
5316 (rest_of_compilation): Run SSA CCP if requested.
5317 * timevar.def (TV_SSA_CCP): New timevar.
5318 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
5319 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
5320 Fix minor typo in SSA DCE documentation.
5321 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
5322 Add documentation for new dump option. Renumber dump files
5325 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5327 * emit-rtl.c (gen_highpart_mode): New.
5328 * rtl.h (gen_highpart_mode): Declare.
5329 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
5330 operand can be VOIDmode constant.
5332 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
5334 * flow.c (redirect_edge_and_branch_force): New.
5335 (can_fallthru): Ensure that basic blocks are succeeding.
5336 (try_optimize_cfg): Do not delete basic block if it is the last one.
5338 * flow.c (try_redirect_by_replacing_jump): Do not remove
5339 jumps with side effects, unlink chain on fallthru edge;
5340 set block for new jump instruction; avoid basic block to
5341 over by line number note.
5343 * flow.c (try_simplify_condjump): Verify that the condjump
5344 is not always falling trought.
5347 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
5349 * flow.c (forwarder_block_p): Fix for fallthru blocks.
5350 (try_redirect_by_replacing_jump): Update properly the count
5351 and frequency information.
5353 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5355 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
5356 address that is a LO_SUM specially.
5357 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
5359 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
5361 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
5362 (operand_subword): Use them.
5363 (change_address_1): Renamed from change_address; new arg VALIDATE.
5364 * expr.h: Reflect above changes; change_address now macro.
5365 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
5367 * cselib.c (add_mem_for_addr): Likewise.
5368 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
5369 * regmove.c (try_apply_stack_adjustment): Likewise.
5370 * reload.c (push_reload, make_memloc): Likewise.
5371 * reload1.c (eliminate_regs): Likewise.
5372 * simplify-rtx.c (simplify_replace_rtx): Likewise.
5373 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
5375 * combine.c (make_extraction, simplify_shift_const): Likewise.
5376 (gen_lowpart_for_combine): Likewise.
5377 * cse.c (gen_lowpart_if_possible): Likewise.
5378 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
5379 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
5380 * optabs.c (gen_move_insn): Likewise.
5381 * reload1.c (alter_reg): Likewise.
5382 * simplify-rtx.c (simplify_subreg): Likewise.
5383 * stmt.c (expand_anon_union_decl): Likewise.
5384 * recog.c (validate_replace_rtx_1): Likewise.
5386 * Makefile.in (recog.o): Add $(EXPR_H).
5387 * explow.c (stabilize): Call replace_equiv_address.
5388 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
5389 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
5391 2001-07-03 Andrew Haley <aph@redhat.com>
5393 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
5394 the mode of the memory location.
5396 2001-07-09 Bo Thorsen <bo@suse.co.uk>
5398 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
5400 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
5402 * final.c (output_addr_const): Use target opening and
5403 closing parentheses.
5404 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
5405 defaults, add to TARGET_ASM_OUT.
5406 * target.h (struct gcc_target): Add open_paren and close_paren.
5407 * doc/md.texi: Update.
5408 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
5409 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
5410 TARGET_ASM_CLOSE_PAREN.
5411 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
5413 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
5415 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
5416 * config/a29k/a29k.h: Similarly.
5417 * config/alpha/alpha.h: Similarly.
5418 * config/arc/arc.h: Similarly.
5419 * config/arm/aof.h: Similarly.
5420 * config/arm/aout.h: Similarly.
5421 * config/avr/avr.h: Similarly.
5422 * config/c4x/c4x.h: Similarly.
5423 * config/clipper/clipper.h: Similarly.
5424 * config/convex/convex.h: Similarly.
5425 * config/d30v/d30v.h: Similarly.
5426 * config/dsp16xx/dsp16xx.h: Similarly.
5427 * config/elxsi/elxsi.h: Similarly.
5428 * config/fr30/fr30.h: Similarly.
5429 * config/h8300/h8300.h: Similarly.
5430 * config/i370/i370.h: Similarly.
5431 * config/i386/i386.h: Similarly.
5432 * config/i860/i860.h: Similarly.
5433 * config/i960/i960.h: Similarly.
5434 * config/ia64/ia64.h: Similarly.
5435 * config/m32r/m32r.h: Similarly.
5436 * config/m68hc11/m68hc11.h: Similarly.
5437 * config/m68k/m68k.h: Similarly.
5438 * config/m88k/m88k.h: Similarly.
5439 * config/mcore/mcore.h: Similarly.
5440 * config/mips/mips.h: Similarly.
5441 * config/mn10200/mn10200.h: Similarly.
5442 * config/mn10300/mn10300.h: Similarly.
5443 * config/ns32k/ns32k.h: Similarly.
5444 * config/pa/pa.h: Similarly.
5445 * config/pdp11/pdp11.h: Similarly.
5446 * config/pj/pj.h: Similarly.
5447 * config/romp/romp.h: Similarly.
5448 * config/rs6000/rs6000.h: Similarly.
5449 * config/sh/sh.h: Similarly.
5450 * config/sparc/sparc.h: Similarly.
5451 * config/v850/v850.h: Similarly.
5452 * config/vax/vax.h: Similarly.
5453 * config/we32k/we32k.h: Similarly.
5455 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
5457 * doc/c-tree.texi: Document representation of attributes.
5459 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
5461 * doc/tm.texi: Update some places for the rename of target to
5464 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
5466 * target.h (struct gcc_target): Add insert_attributes.
5467 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
5468 (TARGET_INITIALIZER): Update.
5469 * tree.c, tree.h (default_insert_attributes): New function.
5470 Update comments on other default functions to refer to targetm,
5472 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
5473 TARGET_INSERT_ATTRIBUTES.
5474 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
5475 * c-common.c (decl_attributes): Use targetm.insert_attributes.
5476 Don't use PRAGMA_INSERT_ATTRIBUTES.
5477 * Makefile.in (c-common.o): Depend on $(TARGET_H).
5478 * c-decl.c (start_decl, start_function): Don't call
5479 SET_DEFAULT_DECL_ATTRIBUTES.
5480 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
5481 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
5483 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
5484 (c4x_check_attribute): Avoid modifying attribute list itself.
5485 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
5487 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
5488 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
5490 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
5491 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
5493 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
5494 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
5496 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
5497 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
5498 Adjust parameters. Make static.
5500 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
5502 * c-common.c (decl_attributes): Only take a single attributes
5504 * c-common.h (decl_attributes): Update prototype.
5505 * c-decl.c (start_decl, start_function): Only take a single
5506 attributes parameter. Update calls to decl_attributes.
5507 (finish_struct, finish_enum): Update calls to decl_attributes.
5508 (push_parm_decl): Expect unified list of attributes. Update call
5510 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
5511 notype_nested_function, component_declarator,
5512 component_notype_declarator, label): Update calls to
5514 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
5515 lists that are passed to push_parm_decl.
5516 * c-tree.h (start_function, start_decl): Update prototypes.
5517 * config/sh/sh-protos.h, config/sh/sh.c
5518 (sh_pragma_insert_attributes): Only take a single attributes
5520 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
5521 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
5522 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
5523 build_module_descriptor, generate_static_references,
5524 generate_strings, build_selector_translation_table,
5525 generate_descriptor_table, generate_protocols,
5526 generate_ivars_list, generate_dispatch_table,
5527 generate_protocol_list, generate_category,
5528 generate_shared_structures, really_start_method, add_objc_decls,
5529 generate_classref_translation_entry): Update calls to start_decl
5531 (build_tmp_function_decl, start_method_def): Unify attribute lists
5532 that are passed to push_parm_decl.
5534 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
5536 * final.c (no_asm_to_stream): New.
5537 (final_scan_insn): Use target structures for prologue ends
5538 and epilogue starts.
5539 * output.h (no_asm_to_stream): New.
5540 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
5541 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
5542 (TARGET_ASM_OUT): Update.
5543 * target.h (struct gcc_target): New members function_end_prologue
5544 and function_begin_epilogue.
5545 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
5546 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
5547 * config/alpha/alpha.c (output_end_prologue): Rename to
5548 alpha_output_function_end_prologue. Use in target struct
5550 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
5551 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
5552 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
5553 ia64_output_function_end_prologue. Use in target struct
5555 (ia64_function_prologue, ia64_funciton_epilogue): Rename
5556 mistyped prototypes.
5557 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
5558 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
5560 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
5561 an use in target struct, make static.
5562 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
5565 2001-07-08 Richard Henderson <rth@redhat.com>
5567 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
5569 2001-07-08 Richard Henderson <rth@redhat.com>
5571 * config/i386/i386.md: Remove constraints strings from define_split
5572 and define_peephole2 patterns.
5573 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
5574 (eh_return): Use them.
5576 2001-07-08 Richard Henderson <rth@redhat.com>
5578 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
5579 Document MD_FALLBACK_FRAME_STATE_FOR.
5581 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5583 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
5584 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
5586 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
5588 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
5590 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
5591 of the label inside NAME as opposed to just the end of NAME.
5593 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
5595 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
5596 * config/alpha/alpha.c (alpha_init_machine_status,
5597 alpha_mark_machine_status, alpha_free_machine_status): Delete.
5598 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
5599 (vms_valid_decl_attribute_p): Make static, conditionally compile.
5600 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
5602 2001-07-06 Stan Shebs <shebs@apple.com>
5604 * target.h (targetm): Rename global from "target", so as not to
5605 conflict with local variables.
5607 * c-typeck.c: Ditto.
5611 * cp/decl2.c: Ditto.
5612 * cp/typeck.c: Ditto.
5613 * 1750a/1750a.c: Ditto.
5614 * a29k/a29k.c: Ditto.
5618 * clipper/clipper.c: Ditto.
5619 * convex/convex.c: Ditto.
5620 * d30v/d30v.c: Ditto.
5621 * dsp16xx/dsp16xx.c: Ditto.
5622 * elxsi/elxsi.c: Ditto.
5623 * fr30/fr30.c: Ditto.
5624 * h8300/h8300.c: Ditto.
5625 * i370/i370.c: Ditto.
5626 * i386/i386.c: Ditto.
5627 * i860/i860.c: Ditto.
5628 * i960/i960.c: Ditto.
5629 * ia64/ia64.c: Ditto.
5630 * m32r/m32r.c: Ditto.
5631 * m68hc11/m68hc11.c: Ditto.
5632 * m68k/m68k.c: Ditto.
5633 * m88k/m88k.c: Ditto.
5634 * mips/mips.c: Ditto.
5635 * ns32k/ns32k.c: Ditto.
5637 * pdp11/pdp11.c: Ditto.
5638 * romp/romp.c: Ditto.
5639 * rs6000/rs6000.c: Ditto.
5641 * sparc/sparc.c: Ditto.
5643 * we32k/we32k.c: Ditto.
5644 * doc/tm.texi: Update the manual to match.
5646 2001-07-06 Richard Henderson <rth@redhat.com>
5648 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
5649 DWARF2_UNWIND_INFO not just whether it is defined.
5651 2001-07-06 Diego Novillo <dnovillo@redhat.com>
5653 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
5654 call to simplify_binary_operation returns a new pattern.
5656 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5658 * glimits.h (__SHRT_MAX__): New.
5659 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
5660 (SHRT_MAX): Define in terms of __SHRT_MAX__.
5662 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
5664 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
5667 2001-07-06 Richard Henderson <rth@redhat.com>
5669 * bitmap.c (bitmap_release_memory): Move adjacent to the
5670 allocation functions.
5671 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
5672 the implementation. Binary search for the set bit.
5673 (bitmap_union_of_diff): Allocate the temporary on the stack
5674 instead of using xmalloc.
5676 2001-07-06 Richard Henderson <rth@redhat.com>
5678 * genrecog.c (validate_pattern): Warn for constraints in
5679 define_{expand,split,peephole2}. Remove strict_low_part
5680 before looking up match_dup.
5682 2001-07-06 DJ Delorie <dj@redhat.com>
5684 * doc/gcc.texi (Makefile): Rename to be a more general purpose
5685 chapter about various build hints and history. Add section
5686 talking about the various types of native and cross builds.
5688 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
5690 * Makefile.in (final.o): Depend on target.h.
5691 * final.c: Include target.h.
5692 (default_function_pro_epilogue): New.
5693 (final_start_function): Use target structure for function prologues.
5694 (final_end_function): Use target structure for function epilogues.
5695 * fold-const.c (real_hex_to_f): Constify s and p.
5696 * output.h (default_function_pro_epilogue): New.
5697 * real.h (real_hex_to_f): Update prototype.
5698 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
5699 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
5700 (TARGET_INITIALIZER): Update.
5701 * target.h (gcc_target): Add struct asm_out.
5702 * doc/tm.texi: Update.
5705 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
5706 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
5707 in cpu/cpu.c, or rename old functions consistently. Take
5708 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
5709 redundant macros and prototypes. Make new functions static.
5711 * 1750a/1750a.c: Similarly.
5712 * 1750a/1750a.h: Similarly.
5713 * a29k/a29k-protos.h: Similarly.
5714 * a29k/a29k.c: Similarly.
5715 * a29k/a29k.h: Similarly.
5716 * arc/arc-protos.h: Similarly.
5717 * arc/arc.c: Similarly.
5718 * arc/arc.h: Similarly.
5719 * arm/arm-protos.h: Similarly.
5720 * arm/arm.c: Similarly.
5721 * arm/arm.h: Similarly.
5722 * avr/avr-protos.h: Similarly.
5723 * avr/avr.c: Similarly.
5724 * avr/avr.h: Similarly.
5725 * clipper/clipper-protos.h: Similarly.
5726 * clipper/clipper.c: Similarly.
5727 * clipper/clipper.h: Similarly.
5728 * convex/convex.c: Similarly.
5729 * convex/convex.h: Similarly.
5730 * d30v/d30v-protos.h: Similarly.
5731 * d30v/d30v.c: Similarly.
5732 * d30v/d30v.h: Similarly.
5733 * d30v/d30v.md: Similarly.
5734 * dsp16xx/dsp16xx-protos.h: Similarly.
5735 * dsp16xx/dsp16xx.c: Similarly.
5736 * dsp16xx/dsp16xx.h: Similarly.
5737 * elxsi/elxsi.c: Similarly.
5738 * elxsi/elxsi.h: Similarly.
5739 * fr30/fr30.c: Similarly.
5740 * fr30/fr30.md: Similarly.
5741 * h8300/h8300-protos.h: Similarly.
5742 * h8300/h8300.c: Similarly.
5743 * h8300/h8300.h: Similarly.
5744 * i370/i370-protos.h: Similarly.
5745 * i370/i370.c: Similarly.
5746 * i370/i370.h: Similarly.
5747 * i386/i386.c: Similarly.
5748 * i386/osf1elf.h: Similarly.
5749 * i386/osfrose.h: Similarly.
5750 * i860/i860-protos.h: Similarly.
5751 * i860/i860.c: Similarly.
5752 * i860/i860.h: Similarly.
5753 * i960/i960-protos.h: Similarly.
5754 * i960/i960.c: Similarly.
5755 * i960/i960.h: Similarly.
5756 * ia64/ia64-protos.h: Similarly.
5757 * ia64/ia64.c: Similarly.
5758 * ia64/ia64.h: Similarly.
5759 * m32r/m32r-protos.h: Similarly.
5760 * m32r/m32r.c: Similarly.
5761 * m32r/m32r.h: Similarly.
5762 * m68hc11/m68hc11-protos.h: Similarly.
5763 * m68hc11/m68hc11.c: Similarly.
5764 * m68hc11/m68hc11.h: Similarly.
5765 * m68k/crds.h: Similarly.
5766 * m68k/dpx2.h: Similarly.
5767 * m68k/m68k-protos.h: Similarly.
5768 * m68k/m68k.c: Similarly.
5769 * m68k/m68k.h: Similarly.
5770 * m68k/news.h: Similarly.
5771 * m88k/m88k-protos.h: Similarly.
5772 * m88k/m88k.c: Similarly.
5773 * m88k/m88k.h: Similarly.
5774 * mips/mips-protos.h: Similarly.
5775 * mips/mips.c: Similarly.
5776 * mips/mips.h: Similarly.
5777 * ns32k/merlin.h: Similarly.
5778 * ns32k/ns32k.c: Similarly.
5779 * ns32k/ns32k.h: Similarly.
5780 * ns32k/tek6000.h: Similarly.
5781 * pa/pa-protos.h: Similarly.
5782 * pa/pa.c: Similarly.
5783 * pa/pa.h: Similarly.
5784 * pdp11/2bsd.h: Similarly.
5785 * pdp11/pdp11-protos.h: Similarly.
5786 * pdp11/pdp11.c: Similarly.
5787 * pdp11/pdp11.h: Similarly.
5788 * romp/romp-protos.h: Similarly.
5789 * romp/romp.c: Similarly.
5790 * romp/romp.h: Similarly.
5791 * rs6000/rs6000-protos.h: Similarly.
5792 * rs6000/rs6000.c: Similarly.
5793 * rs6000/rs6000.h: Similarly.
5794 * rs6000/sysv4.h: Similarly.
5795 * sh/sh-protos.h: Similarly.
5796 * sh/sh.c: Similarly.
5797 * sh/sh.h: Similarly.
5798 * sparc/sparc-protos.h: Similarly.
5799 * sparc/sparc.c: Similarly.
5800 * sparc/sparc.h: Similarly.
5801 * vax/vax.c: Similarly.
5802 * vax/vax.h: Similarly.
5803 * vax/vms.h: Similarly.
5804 * we32k/we32k.c: Similarly.
5805 * we32k/we32k.h: Similarly.
5807 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
5809 * basic-block.h (first_insn_after_basic_block_note): Declare.
5810 * flow.c (first_insn_after_basic_block_note): Define. Moved
5812 * ssa.c (first_insn_after_basic_block_note): Remove.
5813 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
5815 (ssa_eliminate_dead_code): Properly update the CFG and PHI
5816 nodes when we find a dead conditional branch. Insert BARRIERs
5817 after any blocks with no successors, but which do not have
5820 2001-07-06 Zack Weinberg <zackw@stanford.edu>
5822 * varray.c (varray_check_failed): Use internal_error.
5824 2001-07-05 Andrew Haley <aph@redhat.com>
5826 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
5827 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
5828 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
5830 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
5832 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
5833 reference if the target constant is also a SYMBOL_REF.
5835 2001-07-05 Eric Christopher <echristo@redhat.com>
5837 * config/mips/mips.h (MASK_MIPS3900): Remove.
5838 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
5839 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
5840 (TARGET_MIPS3900): Change to use mips_arch.
5841 (TARGET_MIPS4000): New.
5842 (TARGET_MIPS4100): New.
5843 (TARGET_MIPS4300): New.
5844 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
5845 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
5847 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
5848 (ISA_HAS_BRANCHLIKELY): To here.
5849 (CC1_CPU_SPEC): New.
5850 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
5851 (mips_arch_string): Declare.
5852 (mips_arch): Declare.
5853 (TARGET_OPTIONS): Add -march and -mtune.
5855 * config/mips/mips.c (mips_arch_string): New.
5857 (override_options): Handle -march for codegen and -mtune
5858 for scheduling. Use mips_arch. Move tx39 target default here.
5859 (mips_parse_cpu): Move error message to override_options.
5861 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
5863 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
5865 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
5866 (MIPS Options): Ditto. Change mcpu entry to historical text.
5868 2001-07-05 H.J. Lu (hjl@gnu.org)
5870 * config/mips/mips.c (mips_parse_cpu): New function to parse
5873 2001-07-05 Jim Wilson <wilson@redhat.com>
5875 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
5876 * config/ia64/t-ia64: Likewise.
5877 (LIB1ASMFUNCS): Update comment.
5879 2001-07-05 David Edelsohn <edelsohn@gnu.org>
5881 * doc/install.texi (Install GCC: Binaries): Fix typo.
5883 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5885 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
5886 reference using the stack pointer, adjust it since we push Y
5888 ("*ashrsi3"): Likewise.
5889 ("*lshrsi3"): Likewise.
5891 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5893 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
5894 when -fomit-frame-pointer is used.
5896 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
5898 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
5899 (try_redirect_by_replacing_jump): Reverse updating properly the
5900 count and frequency information. Reverse removing cc0 setter.
5901 (forwarder_block_p): Reverse fixing for fallthru blocks.
5903 2001-07-05 DJ Delorie <dj@redhat.com>
5905 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
5906 (translate_options): If the above is defined, use it to map
5907 given options to new options.
5908 * doc/tm.texi: Document it.
5910 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
5911 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5913 * doc/invoke.texi (Optimize Options): Document that -fgcse may
5914 cause programs using computed gotos to run more slowly.
5916 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5918 * doc/install.texi (Specific): Markup, spelling and typo fixes.
5920 Consistently require binutils 2.11.2, not prereleases.
5921 (Specific, decstation-*): Canonicalize as mips-dec-*.
5922 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
5924 (Specific, m68k-altos): Removed reference to README.altos, deleted.
5925 (Specific, mips-*): Reword MIPS C compiler requirements.
5926 (Specific, powerpc*-*-*): New, mention --with-cpu once.
5927 (Specific, sunv5): Removed, obsolete.
5929 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
5931 * dwarf2out.c (output_loc_list): Use an all ones mask for
5932 .text asm output and don't rely on long long
5933 literals. Reformat some long lines.
5935 2001-07-05 Andreas Jaeger <aj@suse.de>
5937 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
5940 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
5942 * dwarf2out.c (dwarf2out_define): Update comment.
5943 (dwarf2out_undef): Ditto.
5944 (dwarf2out_start_source_file): Ditto.
5945 (dwarf2out_end_source_file): Ditto.
5946 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
5947 since we never call the start/end debug hook for the primary file.
5949 2001-07-04 Kazu Hirata <kazu@hxi.com>
5951 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
5954 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
5956 * cppinit.c (remove_dup_dirs): Inform if a system include
5957 directory is being reordered.
5958 * doc/invoke.texi (Directory Options): GCC warns if you hide a
5960 * doc/cpp.texi (Search Paths): Likewise.
5961 * doc/gcc.texi (Interoperation): Remove information about
5964 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
5966 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
5967 (VARRAY_TOP_CHAR_PTR): Likewise.
5969 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5971 * gcc.c (process_command): Don't assign elements of a const char*.
5973 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5975 * emit-rtl.c (change_address): Don't abort if invalid address while
5976 reload is in progress.
5978 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
5980 * c-lex.c (cb_file_change): Pass line number to
5981 debug_start_source_file.
5982 (cb_undefine): Pass correct line number to debug_undef.
5984 * toplev.c (debug_start_source_file): Add line number to
5985 parameters. Pass it along to dwarf2out_start_source_file.
5986 (decode_g_option): Stop resetting debug level back to normal when
5987 we change debug formats, unless the current level is
5988 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
5991 * toplev.h (debug_start_source_file): Add line number to
5994 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
5997 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
5999 Output debug_macinfo data for starting file if requested.
6000 (dwarf2out_end_source_file): Output debug_macinfo data for ending
6002 (dwarf2out_define): Output debug_macinfo data for defining a macro
6004 (dwarf2out_undef): Output debug_macinfo data for undefining a
6006 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
6007 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
6008 (macinfo_section_label): New. DWARF2 macro info section label.
6009 (dwarf2out_init): If we want macro info, output the start label
6011 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
6012 attribute to the compilation unit die pointing to the macro info.
6014 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
6016 * dwarf2out.c (new_loc_list): Move to inside #ifdef
6017 DWARF2_DEBUGGING_INFO.
6018 (add_loc_descr_to_loc_list): Ditto.
6019 (output_loc_list): Ditto.
6020 Also, fix thinko in curr not being initialized.
6021 (gen_internal_sym): Ditto.
6023 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6025 * emit-rtl.c (replace_equiv_address): New function.
6026 * expr.h (replace_equiv_address): New declaration.
6027 * explow.c (validize_mem): Call it instead of change_address and
6028 also call if -fforce-addr and address is constant.
6029 * expr.c: Replace more calls to change_address with adjust_address
6030 and/or replace_equiv_address or to validize_mem.
6031 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
6032 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
6033 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
6034 * config/i370/i370.md, config/i860/i860.md: Likewise.
6035 * config/i960/i960.md, config/mips/mips.c: Likewise.
6036 * config/mips/mips.md, config/pa/pa.md: Likewise.
6037 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
6038 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
6040 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6042 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
6044 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
6047 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
6049 * doc/include: New directory.
6050 * doc/fdl.texi: Move to doc/include/fdl.texi.
6051 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
6052 * doc/include/funding.texi, doc/include/gpl.texi: New files.
6053 * doc/gcc.texi: Use funding.texi and gpl.texi.
6054 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
6055 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
6056 Update dependencies and use -I $(docdir)/include.
6058 2001-07-04 Anthony Green <green@redhat.com>
6060 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
6062 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6064 * doc/install.texi (sparc64-*-*): Remove garbage.
6066 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
6068 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
6069 Fix typo in last change to use adjust_address.
6071 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6073 * doc/install.texi (Specific): Update information for *-*-solaris*.
6075 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6077 * explow.c (plus_constant_wide): Reinitialize Y for restart.
6079 2001-07-03 Stan Shebs <shebs@apple.com>
6081 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
6082 case for flag_no_mach_text_sections.
6083 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
6084 * config/darwin.c (flag_no_mach_text_sections): Remove.
6085 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
6087 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6089 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
6090 and avoid checking for constant as first operand.
6091 * recog.c (find_constant_term_loc): No longer static.
6092 (adj_offettable_operand): Delete.
6093 * rtl.h (adj_offsettable_operand): Delete declaration.
6094 (find_constant_term): Add declaration.
6095 * caller-save.c: Replace calls to adj_offsettable_operand with calls
6097 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
6098 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
6099 * config/i386/i386.c, config/i386/i386.md: Likewise.
6100 * config/i860/i860.c, config/i960/i960.c: Likewise.
6101 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
6102 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
6103 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
6104 * config/mips/mips.c, config/mips/mips.md: Likewise.
6105 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
6106 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
6107 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
6108 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
6109 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
6110 * config/ns32k/ns32k.md: Likewise.
6112 2001-07-03 Zack Weinberg <zackw@stanford.edu>
6114 * rtl.c (copy_rtx): Handle 'T' format letter.
6115 * gensupport.c (collect_insn_data): Likewise.
6116 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
6118 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
6120 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
6121 -B option. Use 'dir' not 'foo' as example directory name.
6123 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6125 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6126 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
6128 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
6130 * doc/cppinternals.texi: Improve formatting and logical markup.
6132 2001-07-03 Andreas Jaeger <aj@suse.de>
6134 * Makefile.in (insn-recog.o): Add dependency on reload.h.
6136 * genrecog.c (write_header): Include reload.h for prototypes in
6139 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
6142 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
6143 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
6144 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
6145 i386_pe_valid_type_attribute_p): Add.
6146 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
6147 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
6149 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6151 * explow.c (plus_constant_wide, case LO_SUM): New case.
6152 (plus_constant_for_output_wide): Delete.
6153 * rtl.h (plus_constant_for_output): Delete.
6154 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
6155 instead of plus_constant_for_output.
6156 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
6157 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
6158 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
6159 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
6160 * config/sparc/sparc.md: Likewise.
6161 Convert some change_address calls to adjust_address.
6163 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
6165 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
6166 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
6167 documentation of -std and -Wwrite-strings.
6169 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
6171 * cse.c (canon_hash): Don't register registers in very small
6172 register classes, as extending their lifetime might cause
6175 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6177 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
6179 * flow.c (forwarder_block_p): Fix for fallthru blocks.
6180 (try_redirect_by_replacing_jump): Update properly the count
6181 and frequency information.
6183 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
6185 * toplev.c (dump_file_index): Move SSA dumps just after first
6187 (dump_file): Corresponding changes.
6188 (rest_of_compilation): Move SSA path to just after the first
6190 * doc/gcc.texi (Passes): Update due to movement of SSA path.
6191 * doc/invoke.texi: Update dump file #s as they were completely
6192 out of date with reality.
6194 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
6196 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
6198 * expr.c (emit_move_insn_1): Deal with non-default
6201 * expr.c (emit_single_push_insn): Fix warning.
6203 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6205 * expr.c (emit_move_insn_1): Avoid modifying
6206 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
6208 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6210 * emit-rtl.c (adjust_address): New function.
6211 * expr.h (adjust_address): Add declaration.
6212 * builtins.c: Replace some calls to change_address with calls to it
6214 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
6215 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
6216 * config/arm/arm.c, config/convex/convex.c: Likewise.
6217 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
6218 * config/i386/i386.c, config/i386/i386.md: Likewise.
6219 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
6220 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
6221 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
6222 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
6223 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
6225 2001-07-02 Jim Wilson <wilson@redhat.com>
6227 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
6229 2001-07-02 Steve Ellcey <sje@cup.hp.com>
6231 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
6232 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
6234 2001-07-02 Zack Weinberg <zackw@stanford.edu>
6236 * cppinit.c (lang_defaults): New table.
6237 (set_lang): Just read from lang_defaults into the live options
6240 2001-07-02 Zack Weinberg <zackw@stanford.edu>
6242 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
6243 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
6244 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
6246 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6248 * doc/install.texi: Various spelling and markup fixes.
6249 (Installing GCC): Component specific installation instructions are
6252 Warn about removing old install dir in the presence of shared libs.
6253 (Configuration): Invoke with options target to match configure
6255 Consistently refer to gas, gld pathnames.
6256 Invert --enable-multilib documentation.
6257 Remove references to old compiler versions.
6259 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6261 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
6263 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6265 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
6267 (Specific, mips*-sgi-irix5): Note IDO download.
6268 Reworded MIPS C hints.
6269 Use GNU as instead of GAS.
6271 Removed SGI Freeware reference, IRIX 6 only.
6272 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
6273 Note N64 library requirement/workaround.
6275 Complete list of structure passing bug victims.
6277 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6279 * doc/install.texi: Remove CVS Id.
6281 2001-07-02 Andreas Jaeger <aj@suse.de>
6283 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
6284 (find_inherently_necessary): Remove unused variable.
6286 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
6288 * c-common.h (TDI_inlined): New ast dump phase.
6289 (dump_flag_name): New function.
6290 * c-dump.c (dump_files): Add inlined phase.
6291 (dump_flag_name): Define.
6292 * doc/invoke.texi (-fdump-ast-inlined): Document.
6294 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6296 * stor-layout.c (layout_decl): Revert change to handling of alignment
6299 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6301 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
6304 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
6306 * doc/tm.texi (FUNCTION_ARG): Document that the last call
6309 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
6311 * tlink.c (recompile_files): Remove COMPILER_PATH and
6312 LIBRARY_PATH from the environment.
6314 2001-07-01 Zack Weinberg <zackw@stanford.edu>
6316 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
6317 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
6319 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
6321 * c-parse.in (OBJC_STRING): Kill.
6322 (objc_string): Decompose to [objc_string] '@' STRING.
6323 (reswords): Take the leading '@' off all the Objective C keywords.
6324 (objc_rid_sans_at): Kill.
6325 (init_reswords): Don't initialize it.
6326 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
6327 (_yylex): Kill reconsider label. Look ahead one token after
6328 an '@'; if we get an identifier, check whether it's an
6329 Objective C @-keyword. If so, return the keyword. Otherwise,
6330 put back the token and return the '@' as a terminal.
6332 * cpplib.c (lex_macro_node): Remove unnecessary check for
6333 leading '@' on identifier. Clarify control flow and commentary.
6335 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6337 * cse.c (new_label_ref): Variable deleted.
6338 (insert): Remove set of new_label_ref.
6339 (check_for_label_ref): New function.
6340 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
6342 See ChangeLog.5 for earlier changes.