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Re-install recently reverted patch.
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 Sun Jul 15 00:50:20 CEST 2001  Jan Hubicka  <jh@suse.cz>
2
3         Re-install recently reverted patch.
4         * emit-rtl.c (try_split): Update mark_jump_label call.
5         * flow.c (find_sub_basic_blocks): Likewise.
6         * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
7         jump_back_p): Kill.
8         (mark_all_labels): Kill second parameter.
9         (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
10         (rebuild_jump_labels, jump_optimize_minimal): Update call
11         of jump_optimize_1.
12         (jump_optimize_1): Kill crossjumping code.
13         (mark_jump_label): Kill cross_jump parameter.
14         * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
15         (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
16         * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
17          splitting.
18         * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
19         DFI_bpro.
20         (dump_file_info): Likewise.
21         (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
22         reorganize passes to do reg-stack first, bb-reorder second.
23         * invoke.texi (-d letters doc): Remove the jump2 pass.
24
25 2001-07-14  Richard Henderson  <rth@redhat.com>
26
27         * ifcvt.c (find_cond_trap): New.
28         (find_if_header): Call it.
29         (merge_if_block): Relax existing jump sanity check.
30         * jump.c (jump_optimize_1): Remove conditional trap handling.
31
32 2001-07-14  Alan Modra  <amodra@bigpond.net.au>
33
34         * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
35         millicode.
36         (insn_refs_are_delayed): Correct comment.
37         * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
38         * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
39         instead of r31.  Make associated insn !TARGET_64BIT, and
40         provide an additional 64-bit insn that clobbers r2.
41         (divsi3): Likewise.
42         (udivsi3): Likewise.
43         (modsi3): Likewise.
44         (umodsi3): Likewise.
45
46 Sat Jul 14 02:58:38 CEST 2001  Jan Hubicka  <jh@suse.cz>
47
48         * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
49
50         * flow.c (redirect_edge_and_branch_force, split_edge,
51         try_crossjump_to_edge): Use set_block_for_new_insns.
52         * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
53
54 2001-07-13  H.J. Lu  (hjl@gnu.org)
55
56         * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
57         the correct patch.
58
59 2001-07-13  Geoffrey Keating  <geoffk@redhat.com>
60
61         Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
62
63 2001-07-13  Joseph S. Myers  <jsm28@cam.ac.uk>
64
65         * c-common.c (decl_attributes): Take a pointer to the node to
66         which attributes are to be attached, and a flags argument.
67         * c-common.h (enum attribute_flags): New.
68         (decl_attributes): Update prototype.
69         * c-decl.c (start_decl, push_parm_decl, finish_struct,
70         finish_enum, start_function): Update calls to decl_attributes.
71         * c-parse.in (component_declarator, component_notype_declarator,
72         label): Update calls to decl_attributes.
73
74 Fri Jul 13 23:04:00 2001  Denis Chertykov  <denisc@overta.ru>
75
76         * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
77         * config/avr/avr.c (legitimate_address_p): Return value changed
78         from letter to register classes. For better debugging.
79
80 2001-07-13  Kazu Hirata  <kazu@hxi.com>
81
82         * jump.c (reversed_comparison_code_parts): Fix comment typos.
83
84 2001-07-13  H.J. Lu  (hjl@gnu.org)
85
86         * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
87
88 2001-07-13  Marc Espie  <espie@cvs.openbsd.org>
89
90         * config.gcc (*-*-openbsd*):  Add fragment to compile libgcc
91         correctly for shared configurations.
92         * config/t-libgcc-pic:  New.
93         * config/{i386,m68k,sparc}/t-openbsd:  New.
94         * config/openbsd.h:  Include cpu_spec in cpp_spec where needed.
95         Support -shared.  Support debugging libraries with -g.
96         * config/i386/openbsd.h:  Correct ASM_COMMENT_START.  Ensure dwarf2
97         frame information does not emit pointer diffs.
98         * config/sparc/openbsd.h:  Ensure dwarf2 frame information does not
99         emit pointer diffs.
100
101 2001-07-13  Geoffrey Keating  <geoffk@redhat.com>
102
103         Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
104
105 2001-07-13  David Edelsohn  <edelsohn@gnu.org>
106
107         * combine.c (try_combine): Ensure const_int pow2 is positive.
108
109 2001-07-13  Hartmut Penner  <hpenner@de.ibm.com>
110
111         * config.gcc: Add configuration for s/390. 
112         * config/s390/s390.c: New. Subroutines for code generation.
113         * config/s390/s390.h: New. Definitions for s/390.
114         * config/s390/s390-protos.h: New. Prototypes.
115         * config/s390/linux.h: New. Definitions for linux for s/390.
116         * config/s390/linux64.h: New. Definitions for linux for zSeries.
117         * config/s390/t-linux: New. Makefile fragment.
118         * config/s390/s390.md: New. Machine description for s/390 and zSeries.
119         * config/s390/fixdfdi.h: New. Fix L_fix*di.
120         
121 Fri Jul 13 14:46:21 CEST 2001  Jan Hubicka  <jh@suse.cz>
122
123         * emit-rtl.c (try_split): Update mark_jump_label call.
124         * flow.c (find_sub_basic_blocks): Likewise.
125         * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
126         jump_back_p): Kill.
127         (mark_all_labels): Kill second parameter.
128         (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
129         (rebuild_jump_labels, jump_optimize_minimal): Update call
130         of jump_optimize_1.
131         (jump_optimize_1): Kill crossjumping code.
132         (mark_jump_label): Kill cross_jump parameter.
133         * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
134         (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
135         * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
136          splitting.
137         * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
138         DFI_bpro.
139         (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
140         reorganize passes to do reg-stack first, bb-reorder second.
141         * invoke.texi (-d letters doc): Remove the jump2 pass.
142
143 2001-07-12  Steve Ellcey <sje@cup.hp.com>
144
145         * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
146
147 Thu Jul 12 17:57:16 CEST 2001  Jan Hubicka  <jh@suse.cz>
148
149         * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
150         basic blocks.
151         (verify_flow_info): Make diagnostics prettier.
152
153 Thu Jul 12 16:48:54 CEST 2001  Jan Hubicka  <jh@suse.cz>
154
155         * flow.c (find_basic_blocks_1): Do not emit NOP after call.
156
157         * flow.c (outgoing_edges_match): Return early if condition reversal
158         failed.
159
160 2001-07-06  Richard Sandiford  <rsandifo@redhat.com>
161
162         * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
163         (mips_move_2words): When splitting a move into two instructions,
164         prefix the second address operand with '%D'.
165
166 2001-07-12  Neil Booth  <neil@daikokuya.demon.co.uk>
167
168         * Makefile.in (final.o): Depend on debug.h.
169         * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
170         (dbx_debug_hooks): Add new hooks.
171         (xcoff_debug_hooks): New.
172         * debug.c (debug_nothing_file_int_int): New.
173         (do_nothing_debug_hooks): Update.
174         * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
175         (debug_nothing_file_int_int): New.
176         * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
177         static, update prototype.
178         (dwarf2_debug_hooks): Update.
179         * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
180         * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
181         static, update prototype.
182         (dwarf_debug_hooks): Update.
183         * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
184         * final.c: Include debug.h.
185         (final_scan_insn): Use debug hooks when beginning and ending blocks.
186         * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
187         static, update prototype.
188         (sdb_debug_hooks): Update.
189         * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
190         * toplev.c: Distinguish between xcoff and dbx.
191
192         * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
193         Call all debug hooks, not just dwarf ones.
194
195 2001-07-11  Timothy Wall  <twall@redhat.com>
196
197         * config.gcc: Add configuration for AIX5/IA64.
198         * config/ia64/aix.h: New.  AIX5/IA64-specific configuration.
199         * config/ia64/crt[in].asm: New.  Generic static ctor/dtor
200         support prefix/suffix code.
201         * config/ia64/t-aix: New.  Makefile fragment.
202         * config/ia64/unwind-aix.c: New.  Unwind table entry lookup.
203
204 2001-07-11  Kazu Hirata  <kazu@hxi.com>
205
206         * recog.c (validate_change): Fix a comment typo.
207
208 2001-07-11  Neil Booth  <neil@daikokuya.demon.co.uk>
209
210         * Makefile.in (c-lex.o): Wrap long lines.  Depend on debug.h.
211         * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
212         hooks directly.
213         * dbxout.c (dbx_debug_hooks): Add new hooks.
214         (dbxout_start_new_source_file): Rename dbxout_start_source_file,
215         make static.
216         (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
217         make static.
218         * dbxout.h (dbxout_start_new_source_file,
219         dbxout_resume_previous_source_file): Delete.
220         * debug.c (do_nothing_debug_hooks): Add new hooks.
221         (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
222         (debug_nothing_int_charstar, debug_nothing_int): New.
223         * debug.h (gcc_debug_hooks): New hooks define, undef,
224         start_source_file and end_source_file.
225         (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
226         (debug_nothing_int_charstar, debug_nothing_int): New.
227         * dwarf2out.c (dwarf2_debug_hooks): Add new hooks.  Move into
228         the conditionally compiled section.
229         (dwarf2out_start_source_file, dwarf2out_end_source_file,
230         dwarf2out_define, dwarf2out_undef): Make static.
231         * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
232         dwarf2out_define, dwarf2out_undef): Remove.
233         * dwarfout.c (dwarf_debug_hooks): Add new hooks.
234         (dwarfout_start_source_file, dwarfout_end_source_file,
235         dwarfout_define, dwarfout_undef): Make static.
236         (dwarfout_start_source_file_check,
237         dwarfout_end_source_file_check): New.
238         (dwarfout_define, dwarfout_finish): Update.
239         * dwarfout.h (dwarfout_start_new_source_file,
240         dwarfout_resume_previous_source_file, dwarfout_define,
241         dwarfout_undef): Remove.
242         * sdbout.c (sdb_debug_hooks): Add new hooks.
243         (sdbout_start_new_source_file): Rename sdbout_start_source_file,
244         make static.
245         (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
246         make static, take an arg.
247         * sdbout.h (sdbout_start_new_source_file,
248         sdbout_resume_previous_source_file): Delete.
249         * toplev.c (debug_start_source_file, debug_end_source_file,
250         debug_define, debug_undef): Delete.
251         * toplev.h (debug_start_source_file, debug_end_source_file,
252         debug_define, debug_undef): Delete.
253
254         * java/jcf-parse.c: Include debug.h.
255         (parse_class_file): Update to use debug hooks directly.
256         * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
257
258 Wed Jul 11 10:07:18 2001  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
259
260         * alias.c (set_mem_alias_set): New function.
261         * rtl.h (set_mem_alias_set): Declare it.
262         * builtins.c (expand_builtin_return_addr): Call it instead of
263         using MEM_ALIAS_SET accessor.
264         (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
265         (get_memory_rtx, expand_builtin_va_arg): Likewise.
266         (expand_builtin_va_copy):Likewise.
267         * caller-save.c (setup_save_areas): Likewise.
268         * calls.c (compute_argument_addresses): Likewise.
269         * explow.c (set_mem_attributes): Likewise.
270         * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
271         (expand_assignment, store_constructor_field, store_field): Likewise.
272         (expand_expr_unaligned): Likewise.
273         * function.c (assign_stack_temp_for_type): Likewise.
274         (put_reg_into_stack, gen_mem_addressof): Likewise.
275         * ifcvt.c (noce_try_cmove_arith): Likewise.
276         * reload1.c (reload, alter_reg): Likewise.
277         * config/alpha/alpha.c (get_aligned_mem): Likewise.
278         (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
279         (alpha_expand_unaligned_store): Likewise
280         (alpha_expand_unaligned_load_words): Likewise.
281         (alpha_expand_unaligned_store_words): Likewise.
282         (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
283         (alpha_expand_epilogue): Likewise.
284         * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
285         * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
286         * config/i386/i386.c (legitimize_pic_address): Likewise.
287         * config/i960/i960.c (setup_incoming_varargs): Likewise.
288         * config/ia64/ia64.c (spill_restore_mem): Likewise.
289         * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
290         * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
291         * config/mips/mips.c (mips_va_arg): Likewise.
292         * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
293         * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
294         * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
295         (setup_incoming_varargs, rs6000_va_arg): Likewise.
296         (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
297         (rs6000_emit_epilogue): Likewise.
298         * config/sh/sh.c (sh_builtin_saveregs): Likewise.
299         * config/sparc/sparc.c (sparc_va_arg): Likewise.
300         * config/v850/v850.c (v850_va_arg): Likewise.
301
302 Wed Jul 11 21:27:25 CEST 2001  Jan Hubicka  <jh@suse.cz>
303
304         * flow.c (merge_blocks_move_successor_nojumps): Do not crash
305         when fallthru edge is present.
306         (mege_blocks): Handle case where creation of jump insn
307         is required.
308
309         * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
310         CLEANUP_POST_REGSTACK): New constants.
311         * except.c (finish_eh_generation): Update call of cleanup_cfg,
312         * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
313         * output.h (cleanup_cfg): Update prototype.
314         * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
315         * sibcall.c (optimize_sibling_and_tail_recursive_call): Update 
316         cleanup_cfg call; kill missleading comment.
317         * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
318         * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
319         parameter; control optimizations performed using it.
320         (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
321         try_crossjump_bb): New functions.
322
323 2001-07-11  John David Anglin  <dave@hiauly1.hia.nrc.ca>
324
325         * pa.c (pa_output_function_prologue): Delete prototype.  Make function
326         extern.
327         * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
328         pa_output_function_prologue.
329         * pa-protos.h (pa_output_function_prologue): New prototype.
330
331 2001-07-11  John David Anglin  <dave@hiauly1.hia.nrc.ca>
332
333         * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
334         and low to get correct sign extension in low+high test.
335
336 2001-07-11  Janis Johnson <janis@us.ibm.com>
337
338         * gcov.c (arcdata): Use gcov_type to fix branch percentage
339         for large hit count.
340
341         * profile.c (branch_prob): Fix .bbg info for computed gotos
342         and C++ EH code.
343
344 2001-07-11  Mark Mitchell  <mark@codesourcery.com>
345
346         * stmt.c (parse_output_constraint): New function, split out 
347         from ...
348         (expand_asm_operands): ... here.  Use parse_output_constraint.
349         * tree.h (parse_output_constraint): Declare it.
350
351 2001-07-11  Richard Henderson  <rth@redhat.com>
352
353         * bitmap.c: Comment some functions; fiddle whitespace.
354         (bitmap_free): Don't export.
355         (bitmap_element_allocate): Use memset.
356         * bitmap.h (bitmap_free): Don't declare.
357
358 2001-07-11  Daniel Berlin  <dan@cgsoftware.com>
359
360         * gcse.c, lcm.c, sched-deps.c:
361         s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
362
363         * flow.c (flow_loops_find): Free dom if we found no loops, since
364         we aren't going to save it.
365
366         * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
367         done.
368
369 Wed Jul 11 09:00:48 2001  Jeffrey A Law  (law@cygnus.com)
370
371         * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
372
373 Wed Jul 11 10:07:18 2001  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
374
375         * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
376         #ifndef DWARF2_DEBUGGING_INFO.
377
378 2001-07-11  Richard Sandiford  <rsandifo@redhat.com>
379
380         * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
381
382 2001-07-11  Richard Sandiford  <rsandifo@redhat.com>
383
384         * config/mips/mips.c (gen_int_relational): Tell the caller not to
385         reverse a branch if a NE comparison is implemented with GTU.
386
387 2001-07-11  Richard Sandiford  <rsandifo@redhat.com>
388             H.J. Lu  <hjl@gnu.org>
389
390         * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
391         constant addresses.
392         (call_internal2): Likewise.
393         (call_value_internal1): Likewise.
394         (call_value_internal2): Likewise.
395         (call_value_multiple_internal1): Likewise.
396         (call_value_multiple_internal2): Likewise.
397
398 2001-07-10  Kazu Hirata  <kazu@hxi.com>
399
400         * calls.c (emit_library_call_value_1): Fix a comment typo.
401         * dwarf2out.c (mem_loc_descriptor): Likewise.
402         * config/i386/i386.c (ix86_expand_aligntest): Likewise.
403
404 2001-07-11  David Billinghurst <David.Billinghurst@riotinto.com>
405
406         * simplify-rtx.c (simplify_subreg): Fix typo in comment
407
408 Tue Jul 10 07:27:53 2001  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
409
410         * recog.c (offsettable_address_p): Handle LO_SUM case.
411         * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
412         instead of plus_constant.
413         
414 2001-07-10  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
415
416         * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
417         fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
418
419 Tue Jul 10 07:27:53 2001  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
420
421         * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
422         adjust_address_nv instead of plus_constant.
423
424 2001-07-10  Neil Booth  <neil@daikokuya.demon.co.uk>
425
426         * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
427         dwarf2out.o): Depend on debug.h, wrap long lines.
428         * dbxout.c: Include debug.h.
429         (dbx_debug_hooks): New.
430         (dbxout_init): Make static, take just 2 args.
431         (dbxout_finish): Make static.
432         * dbxout.h (dbxout_init, dbxout_finish): Delete.
433         * debug.c: New file.
434         * debug.h: New file.
435         * dwarf2out.c: Include debug.h.
436         (dwarf2_debug_hooks): New.
437         (dwarf2out_init): Make static.
438         (dwarf2out_finish): Make static, take 2 args.
439         * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
440         * dwarfout.c: Include debug.h.
441         (dwarf_debug_hooks): New.
442         (dwarfout_init): Make static.
443         (dwarfout_finish): Make static, take 2 args.
444         * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
445         * sdbout.c: Include debug.h.
446         (sdb_debug_hooks): New.
447         (sdbout_init): Make static, take 2 args.
448         * sdbout.h (sdbout_init): Delete.
449         * toplev.c: Include debug.h.
450         (debug_hooks): New.
451         (compile_file): Set deubg_hooks based on command line options.
452         Use the hooks unconditionally rather than conditional compilation.
453
454 Tue Jul 10 09:04:45 2001  Jeffrey A Law  (law@cygnus.com)
455
456         * ssa-ccp.c (first_phi_node): Remove.  Replace uses with calls to
457         first_insn_after_basic_block_note instead.
458
459         * df.c (df_bb_refs_unlink): #if 0 out for now.
460
461 2001-07-10  David Billinghurst <David.Billinghurst@riotinto.com
462
463         * ssa.h: Add prototype for ssa_const_prop
464         * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
465         (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
466         (ssa_fast_dce): Remove unused variable
467
468 2001-07-10  Gabriel Dos Reis  <gdr@merlin.codesourcery.com>
469
470         * diagnostic.c (finish_diagnostic): Rename to
471         diagnostic_finish. Make it take an 'output_buffer *'.  Adjust
472         calls thourghout.
473
474 2001-07-10  Jason Merrill  <jason_merrill@redhat.com>
475
476         * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
477         .loc support.
478
479         * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
480         (dump_file): Only pad the demangled name with spaces if the 
481         mangled name was padded with spaces.
482
483 2001-07-10  Bernd Schmidt  <bernds@redhat.com>
484
485         * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
486         edge detection.
487
488 Tue Jul 10 07:27:53 2001  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
489
490         * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
491         extraction if no direct load if either EXPAND_CONST_ADDRESS or
492         EXPAND_INITIALIZER.
493
494         * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
495         whether can put offset inside LO_SUM to check mode alignment, not size.
496
497 2001-07-10  Gabriel Dos Reis  <gdr@merlin.codesourcery.com>
498
499         * doc/tm.texi (Misc): Fix thinko.
500
501 2001-07-10  Jan van Male  <jan.vanmale@fenk.wau.nl>
502
503         * regmove.c (replace_in_call_usage): Fix warnings.
504         * sched-deps.c (add_dependence): Fix warnings.
505         * simplify-rtx.c (simplify_subreg): Likewise.
506         Return NULL_RTX instead of NULL.
507
508         * reg-stack.c (emit_swap_insn): Eliminate warnings.
509         (subst_asm_stack_regs): Likewise.
510
511         * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
512         warnings.
513
514         * dwarf2out.c (output_call_frame_info): Declare i as int.
515         (build_abbrev_table): Declare n_alloc as int.
516         (dwarf2out_finish): Initialize die.
517         * except.c: Declare sjlj_funcdef_number as unsigned.
518         (connect_post_landing_pads): Declare j as unsigned.
519         (convert_to_eh_region_ranges): Initialize call_site.
520         (output_function_exception_table): Initialize tt_format_size.
521         * expr.c (move_by_pieces_1): Initialize to1.
522         (store_constructor): Initialize minelt and maxelt.
523         * flow.c (mark_regs_live_at_end): Declare i as unsigned.
524         * function.c (instantiate_decls): Avoid signed/unsigned warning.
525
526         * c-decl.c (combine_parm_decls): Unused, remove.
527         * c-tree.h: Remove prototype for combine_parm_decls.
528
529         * reload.c (push_reload): Fix warning.
530         (regno_clobbered_p): Likewise.
531         * reload1.c (replace_pseudos_in_call_usage): Likewise.
532         (reload_combine): Likewise.
533
534         * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
535         * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
536         warnings.
537         * bitmap.c (bitmap_operation): Change user.
538         * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
539
540 2001-07-10  Eric Christopher  <echristo@redhat.com>
541
542         * config/mips/mips.c (override_options): Fix typo.
543
544 2001-07-09  Stan Shebs  <shebs@apple.com>
545
546         * target.h (struct gcc_target): New fields init_builtins and
547         expand_builtin.
548         * target-def.h (TARGET_INIT_BUILTINS): New macro.
549         (TARGET_EXPAND_BUILTIN): New macro.
550         (TARGET_INITIALIZER): Add them.
551         * builtins.c: Include target.h.
552         (expand_builtin): Use targetm.expand_builtin.
553         (default_init_builtins): New function.
554         (default_expand_builtin): New function.
555         * expr.h (default_init_builtins): Declare.
556         (default_expand_builtin): Declare.
557         * c-common.c (c_common_nodes_and_builtins): Use
558         targetm.init_builtins.
559         * defaults.h (MD_INIT_BUILTINS): Remove.
560         * Makefile.in (builtins.o): Depend on target.h.
561
562         * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
563         (TARGET_EXPAND_BUILTIN): Define.
564         * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
565         (MD_EXPAND_BUILTIN): Remove.
566
567         * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
568         (TARGET_EXPAND_BUILTIN): Define.
569         (c4x_init_builtins): Make endlink arg a local.
570         (c4x_print_operand): Fix typos in adjust_address usages.
571         * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
572         * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
573         (MD_EXPAND_BUILTIN): Remove.
574
575         * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
576         (TARGET_EXPAND_BUILTIN): Define.
577         (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
578         (ix86_init_builtins): Call new function only if TARGET_MMX.
579         * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
580         * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
581         (MD_EXPAND_BUILTIN): Remove.
582
583         * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
584         (TARGET_EXPAND_BUILTIN): Define.
585         * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
586         (MD_EXPAND_BUILTIN): Remove.
587
588         * doc/tm.texi: Document these changes.
589
590 2001-07-09  Diego Novillo  <dnovillo@redhat.com>
591
592         * basic-block.h (tree_node): Forward declare if needed.
593         (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
594         (BLOCK_HEAD_TREE): Define.
595         (BLOCK_END_TREE): Define.
596         (struct loops): Rename field 'tree' to 'tree_root'.
597         * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
598         'end_tree'.
599         (flow_loops_tree_build): Rename reference to field 'tree' to
600         'tree_root'.
601         (flow_loops_level_compute): Ditto.
602         * predict.c (estimate_bb_frequencies): Ditto.
603         * tree.h (struct tree_common): Add field 'aux'.
604
605 2001-07-09  Stan Shebs  <shebs@apple.com>
606
607         * config/darwin.c (darwin_encode_section_info): Don't mark any
608         DECL_EXTERNAL node as defined.
609
610 2001-07-09  John David Anglin  <dave@hiauly1.hia.nrc.ca>
611
612         * pa.c (pa_init_machine_status, pa_mark_machine_status,
613         pa_free_machine_status, hppa_init_pic_save): Delete.
614         (hppa_pic_save_rtx): New.  Use get_hard_reg_initial_val.
615         (hppa_profile_hook): Use hppa_pic_save_rtx.
616         * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
617         hppa_init_pic_save): Delete.
618         (hppa_pic_save_rtx): Declare.
619         * pa.md (call, call_value, sibcall, sibcall_value,
620         builtin_setjmp_receiver): Use hppa_pic_save_rtx.
621
622 2001-07-09  Kazu Hirata  <kazu@hxi.com>
623
624         * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
625         * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
626
627 2001-07-09  Andreas Jaeger  <aj@suse.de>
628
629         * output.h: Add declaration of final_forward_branch_p.
630
631         * config/i386/i386.c (output_fix_trunc): Remove unused variable.
632
633         * varray.c: Include errors.h for internal_error and trim_filename
634         declarations.
635
636         * Makefile.in (varray.o): Add errors.h.
637
638 2001-07-09  Toon Moene  <toon@moene.indiv.nluug.nl>
639
640         * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
641         * optabs.c (have_add2_insn): Check whether the add insn chosen
642         really accepts the operands.  (have_sub2_insn): Ditto for sub insn.
643         * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
644
645 Mon Jul  9 13:26:40 2001  Jeffrey A Law  (law@cygnus.com)
646
647         * Makefile.in (OBJS): Add ssa-ccp.o
648         (ssa-ccp.o): Add dependencies.
649         * toplev.c (DFI_ssa_ccp): New dump file enum.
650         (dump_file): Add entry for dumping after SSA CCP.
651         (flag_ssa_ccp): New flag variable.
652         (f_options): Add -fssa-ccp.
653         (rest_of_compilation): Run SSA CCP if requested.
654         * timevar.def (TV_SSA_CCP): New timevar.
655         * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
656         * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
657         Fix minor typo in SSA DCE documentation.
658         * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
659         Add documentation for new dump option.  Renumber dump files
660         appropriately.
661
662 Mon Jul  9 21:36:00 CEST 2001  Jan Hubicka  <jh@suse.cz>
663
664         * emit-rtl.c (gen_highpart_mode): New.
665         * rtl.h (gen_highpart_mode): Declare.
666         * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
667         operand can be VOIDmode constant.
668
669 Mon Jul  9 17:23:10 CEST 2001  Jan Hubicka  <jh@suse.cz>
670
671         * flow.c (redirect_edge_and_branch_force): New.
672         (can_fallthru): Ensure that basic blocks are succeeding.
673         (try_optimize_cfg): Do not delete basic block if it is the last one.
674
675         * flow.c (try_redirect_by_replacing_jump): Do not remove
676         jumps with side effects, unlink chain on fallthru edge;
677         set block for new jump instruction; avoid basic block to
678         over by line number note.
679
680         * flow.c (try_simplify_condjump): Verify that the condjump
681         is not always falling trought.
682
683         Re-install patch:
684         * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
685
686         * flow.c (forwarder_block_p): Fix for fallthru blocks.
687         (try_redirect_by_replacing_jump): Update properly the count
688         and frequency information.
689
690 Mon Jul  9 06:41:07 2001  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
691
692         * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
693         address that is a LO_SUM specially.
694         * explow.c (plus_constant_wide, case LO_SUM): Deleted.
695
696         * c-lang.c (start_cdtor): Remove extra parameter from start_function.
697
698         * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
699         (operand_subword): Use them.
700         (change_address_1): Renamed from change_address; new arg VALIDATE.
701         * expr.h: Reflect above changes; change_address now macro.
702         * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
703         making MEM.
704         * cselib.c (add_mem_for_addr): Likewise.
705         * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
706         * regmove.c (try_apply_stack_adjustment): Likewise.
707         * reload.c (push_reload, make_memloc): Likewise.
708         * reload1.c (eliminate_regs): Likewise.
709         * simplify-rtx.c (simplify_replace_rtx): Likewise.
710         * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
711         adjust_addess.
712         * combine.c (make_extraction, simplify_shift_const): Likewise.
713         (gen_lowpart_for_combine): Likewise.
714         * cse.c (gen_lowpart_if_possible): Likewise.
715         * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
716         * expr.c (expand_expr, case COMPONENT_REF): Likewise.
717         * optabs.c (gen_move_insn): Likewise.
718         * reload1.c (alter_reg): Likewise.
719         * simplify-rtx.c (simplify_subreg): Likewise.
720         * stmt.c (expand_anon_union_decl): Likewise.
721         * recog.c (validate_replace_rtx_1): Likewise.
722         (expr.h): Include.
723         * Makefile.in (recog.o): Add $(EXPR_H).
724         * explow.c (stabilize): Call replace_equiv_address.
725         * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
726         * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
727
728 2001-07-03  Andrew Haley  <aph@redhat.com>
729
730         * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
731         the mode of the memory location.
732
733 2001-07-09  Bo Thorsen  <bo@suse.co.uk>
734
735         * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
736
737 2001-07-09  Neil Booth  <neil@daikokuya.demon.co.uk>
738
739         * final.c (output_addr_const): Use target opening and
740         closing parentheses.
741         * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
742         defaults, add to TARGET_ASM_OUT.
743         * target.h (struct gcc_target): Add open_paren and close_paren.
744         * doc/md.texi: Update.
745         * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
746         TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
747         TARGET_ASM_CLOSE_PAREN.
748         * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
749         Override.
750         * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
751         Override.
752         * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
753         * config/a29k/a29k.h: Similarly.
754         * config/alpha/alpha.h: Similarly.
755         * config/arc/arc.h: Similarly.
756         * config/arm/aof.h: Similarly.
757         * config/arm/aout.h: Similarly.
758         * config/avr/avr.h: Similarly.
759         * config/c4x/c4x.h: Similarly.
760         * config/clipper/clipper.h: Similarly.
761         * config/convex/convex.h: Similarly.
762         * config/d30v/d30v.h: Similarly.
763         * config/dsp16xx/dsp16xx.h: Similarly.
764         * config/elxsi/elxsi.h: Similarly.
765         * config/fr30/fr30.h: Similarly.
766         * config/h8300/h8300.h: Similarly.
767         * config/i370/i370.h: Similarly.
768         * config/i386/i386.h: Similarly.
769         * config/i860/i860.h: Similarly.
770         * config/i960/i960.h: Similarly.
771         * config/ia64/ia64.h: Similarly.
772         * config/m32r/m32r.h: Similarly.
773         * config/m68hc11/m68hc11.h: Similarly.
774         * config/m68k/m68k.h: Similarly.
775         * config/m88k/m88k.h: Similarly.
776         * config/mcore/mcore.h: Similarly.
777         * config/mips/mips.h: Similarly.
778         * config/mn10200/mn10200.h: Similarly.
779         * config/mn10300/mn10300.h: Similarly.
780         * config/ns32k/ns32k.h: Similarly.
781         * config/pa/pa.h: Similarly.
782         * config/pdp11/pdp11.h: Similarly.
783         * config/pj/pj.h: Similarly.
784         * config/romp/romp.h: Similarly.
785         * config/rs6000/rs6000.h: Similarly.
786         * config/sh/sh.h: Similarly.
787         * config/sparc/sparc.h: Similarly.
788         * config/v850/v850.h: Similarly.
789         * config/vax/vax.h: Similarly.
790         * config/we32k/we32k.h: Similarly.
791
792 2001-07-09  Joseph S. Myers  <jsm28@cam.ac.uk>
793
794         * doc/c-tree.texi: Document representation of attributes.
795
796 2001-07-08  Joseph S. Myers  <jsm28@cam.ac.uk>
797
798         * doc/tm.texi: Update some places for the rename of target to
799         targetm.  Fix typo.
800
801 2001-07-08  Joseph S. Myers  <jsm28@cam.ac.uk>
802
803         * target.h (struct gcc_target): Add insert_attributes.
804         * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
805         (TARGET_INITIALIZER): Update.
806         * tree.c, tree.h (default_insert_attributes): New function.
807         Update comments on other default functions to refer to targetm,
808         not target.
809         * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
810         TARGET_INSERT_ATTRIBUTES.
811         (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
812         * c-common.c (decl_attributes): Use targetm.insert_attributes.
813         Don't use PRAGMA_INSERT_ATTRIBUTES.
814         * Makefile.in (c-common.o): Depend on $(TARGET_H).
815         * c-decl.c (start_decl, start_function): Don't call
816         SET_DEFAULT_DECL_ATTRIBUTES.
817         * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
818         * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
819         declare.
820         * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
821         (c4x_check_attribute): Avoid modifying attribute list itself.
822         (c4x_set_default_attributes): Rename to c4x_insert_attributes.
823         Make static.
824         * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
825         * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
826         declare.
827         * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
828         (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
829         Make static.
830         * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
831         * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
832         declare.
833         * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
834         (v850_set_default_decl_attr): Rename to v850_insert_attributes.
835         Adjust parameters.  Make static.
836
837 2001-07-08  Joseph S. Myers  <jsm28@cam.ac.uk>
838
839         * c-common.c (decl_attributes): Only take a single attributes
840         parameter.
841         * c-common.h (decl_attributes): Update prototype.
842         * c-decl.c (start_decl, start_function): Only take a single
843         attributes parameter.  Update calls to decl_attributes.
844         (finish_struct, finish_enum): Update calls to decl_attributes.
845         (push_parm_decl): Expect unified list of attributes.  Update call
846         to decl_attributes.
847         * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
848         notype_nested_function, component_declarator,
849         component_notype_declarator, label): Update calls to
850         decl_attributes.
851         (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
852         lists that are passed to push_parm_decl.
853         * c-tree.h (start_function, start_decl): Update prototypes.
854         * config/sh/sh-protos.h, config/sh/sh.c
855         (sh_pragma_insert_attributes): Only take a single attributes
856         parameter.
857         * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
858         * doc/tm.texi (INSERT_ATTRIBUTES): Update.
859         * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
860         build_module_descriptor, generate_static_references,
861         generate_strings, build_selector_translation_table,
862         generate_descriptor_table, generate_protocols,
863         generate_ivars_list, generate_dispatch_table,
864         generate_protocol_list, generate_category,
865         generate_shared_structures, really_start_method, add_objc_decls,
866         generate_classref_translation_entry): Update calls to start_decl
867         and start_function.
868         (build_tmp_function_decl, start_method_def): Unify attribute lists
869         that are passed to push_parm_decl.
870
871 2001-07-08  Neil Booth  <neil@daikokuya.demon.co.uk>
872
873         * final.c (no_asm_to_stream): New.
874         (final_scan_insn): Use target structures for prologue ends
875         and epilogue starts.
876         * output.h (no_asm_to_stream): New.
877         * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
878         TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
879         (TARGET_ASM_OUT): Update.
880         * target.h (struct gcc_target): New members function_end_prologue
881         and function_begin_epilogue.
882         * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
883         * config/alpha/alpha-protos.h (output_end_prologue): Delete.
884         * config/alpha/alpha.c (output_end_prologue): Rename to
885         alpha_output_function_end_prologue.  Use in target struct
886         and make static.
887         * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
888         * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
889         * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
890         ia64_output_function_end_prologue.  Use in target struct
891         and make static.
892         (ia64_function_prologue, ia64_funciton_epilogue): Rename
893         mistyped prototypes.
894         * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
895         * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
896         Delete.
897         * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
898         an use in target struct, make static.
899         * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
900         Delete.
901
902 2001-07-08  Richard Henderson  <rth@redhat.com>
903
904         * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
905
906 2001-07-08  Richard Henderson  <rth@redhat.com>
907
908         * config/i386/i386.md: Remove constraints strings from define_split
909         and define_peephole2 patterns.
910         (eh_return_si, eh_return_di): Split eh_return_1 for modes.
911         (eh_return): Use them.
912
913 2001-07-08  Richard Henderson  <rth@redhat.com>
914
915         * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
916         Document MD_FALLBACK_FRAME_STATE_FOR.
917
918 2001-07-07  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
919
920         * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
921         Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
922         elimination.
923         * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
924
925 2001-07-07  Nick Clifton  <nickc@cambridge.redhat.com>
926
927         * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
928         of the label inside NAME as opposed to just the end of NAME.
929
930 2001-07-07  Neil Booth  <neil@daikokuya.demon.co.uk>
931
932         * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
933         * config/alpha/alpha.c (alpha_init_machine_status,
934         alpha_mark_machine_status, alpha_free_machine_status): Delete.
935         (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
936         (vms_valid_decl_attribute_p): Make static, conditionally compile.
937         * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
938
939 2001-07-06  Stan Shebs  <shebs@apple.com>
940
941         * target.h (targetm): Rename global from "target", so as not to
942         conflict with local variables.
943         * c-decl.c: Ditto.
944         * c-typeck.c: Ditto.
945         * final.c: Ditto.
946         * tree.c: Ditto.
947         * cp/decl.c: Ditto.
948         * cp/decl2.c: Ditto.
949         * cp/typeck.c: Ditto.
950         * 1750a/1750a.c: Ditto.
951         * a29k/a29k.c: Ditto.
952         * arc/arc.c: Ditto.
953         * arm/arm.c: Ditto.
954         * avr/avr.c: Ditto.
955         * clipper/clipper.c: Ditto.
956         * convex/convex.c: Ditto.
957         * d30v/d30v.c: Ditto.
958         * dsp16xx/dsp16xx.c: Ditto.
959         * elxsi/elxsi.c: Ditto.
960         * fr30/fr30.c: Ditto.
961         * h8300/h8300.c: Ditto.
962         * i370/i370.c: Ditto.
963         * i386/i386.c: Ditto.
964         * i860/i860.c: Ditto.
965         * i960/i960.c: Ditto.
966         * ia64/ia64.c: Ditto.
967         * m32r/m32r.c: Ditto.
968         * m68hc11/m68hc11.c: Ditto.
969         * m68k/m68k.c: Ditto.
970         * m88k/m88k.c: Ditto.
971         * mips/mips.c: Ditto.
972         * ns32k/ns32k.c: Ditto.
973         * pa/pa.c: Ditto.
974         * pdp11/pdp11.c: Ditto.
975         * romp/romp.c: Ditto.
976         * rs6000/rs6000.c: Ditto.
977         * sh/sh.c: Ditto.
978         * sparc/sparc.c: Ditto.
979         * vax/vax.c: Ditto.
980         * we32k/we32k.c: Ditto.
981         * doc/tm.texi: Update the manual to match.
982
983 2001-07-06  Richard Henderson  <rth@redhat.com>
984
985         * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
986         DWARF2_UNWIND_INFO not just whether it is defined.
987
988 2001-07-06  Diego Novillo  <dnovillo@redhat.com>
989
990         * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
991         call to simplify_binary_operation returns a new pattern.
992
993 2001-07-06  Roman Lechtchinsky  <rl@cs.tu-berlin.de>
994
995         * glimits.h (__SHRT_MAX__): New.
996         (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
997         (SHRT_MAX): Define in terms of __SHRT_MAX__.
998
999 2001-07-06  Jan van Male  <jan.vanmale@fenk.wau.nl>
1000
1001         * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
1002         avoid warnings.
1003
1004 2001-07-06  Richard Henderson  <rth@redhat.com>
1005
1006         * bitmap.c (bitmap_release_memory): Move adjacent to the
1007         allocation functions.
1008         (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
1009         the implementation.  Binary search for the set bit.
1010         (bitmap_union_of_diff): Allocate the temporary on the stack
1011         instead of using xmalloc.
1012
1013 2001-07-06  Richard Henderson  <rth@redhat.com>
1014
1015         * genrecog.c (validate_pattern): Warn for constraints in
1016         define_{expand,split,peephole2}.  Remove strict_low_part
1017         before looking up match_dup.
1018
1019 2001-07-06  DJ Delorie  <dj@redhat.com>
1020
1021         * doc/gcc.texi (Makefile): Rename to be a more general purpose
1022         chapter about various build hints and history.  Add section
1023         talking about the various types of native and cross builds.
1024
1025 2001-07-06  Neil Booth  <neil@daikokuya.demon.co.uk>
1026
1027         * Makefile.in (final.o): Depend on target.h.
1028         * final.c: Include target.h.
1029         (default_function_pro_epilogue): New.
1030         (final_start_function): Use target structure for function prologues.
1031         (final_end_function): Use target structure for function epilogues.
1032         * fold-const.c (real_hex_to_f): Constify s and p.
1033         * output.h (default_function_pro_epilogue): New.
1034         * real.h (real_hex_to_f): Update prototype.
1035         * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
1036         TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
1037         (TARGET_INITIALIZER): Update.
1038         * target.h (gcc_target): Add struct asm_out.
1039         * doc/tm.texi: Update.
1040
1041 config:
1042         Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
1043         TARGET_ASM_FUNCTION_EPILOGUE.  Move macro code to functions
1044         in cpu/cpu.c, or rename old functions consistently.  Take
1045         a HOST_WIDE INT not an int as the SIZE parameter.  Remove now
1046         redundant macros and prototypes.  Make new functions static.
1047
1048         * 1750a/1750a.c: Similarly.
1049         * 1750a/1750a.h: Similarly.
1050         * a29k/a29k-protos.h: Similarly.
1051         * a29k/a29k.c: Similarly.
1052         * a29k/a29k.h: Similarly.
1053         * arc/arc-protos.h: Similarly.
1054         * arc/arc.c: Similarly.
1055         * arc/arc.h: Similarly.
1056         * arm/arm-protos.h: Similarly.
1057         * arm/arm.c: Similarly.
1058         * arm/arm.h: Similarly.
1059         * avr/avr-protos.h: Similarly.
1060         * avr/avr.c: Similarly.
1061         * avr/avr.h: Similarly.
1062         * clipper/clipper-protos.h: Similarly.
1063         * clipper/clipper.c: Similarly.
1064         * clipper/clipper.h: Similarly.
1065         * convex/convex.c: Similarly.
1066         * convex/convex.h: Similarly.
1067         * d30v/d30v-protos.h: Similarly.
1068         * d30v/d30v.c: Similarly.
1069         * d30v/d30v.h: Similarly.
1070         * d30v/d30v.md: Similarly.
1071         * dsp16xx/dsp16xx-protos.h: Similarly.
1072         * dsp16xx/dsp16xx.c: Similarly.
1073         * dsp16xx/dsp16xx.h: Similarly.
1074         * elxsi/elxsi.c: Similarly.
1075         * elxsi/elxsi.h: Similarly.
1076         * fr30/fr30.c: Similarly.
1077         * fr30/fr30.md: Similarly.
1078         * h8300/h8300-protos.h: Similarly.
1079         * h8300/h8300.c: Similarly.
1080         * h8300/h8300.h: Similarly.
1081         * i370/i370-protos.h: Similarly.
1082         * i370/i370.c: Similarly.
1083         * i370/i370.h: Similarly.
1084         * i386/i386.c: Similarly.
1085         * i386/osf1elf.h: Similarly.
1086         * i386/osfrose.h: Similarly.
1087         * i860/i860-protos.h: Similarly.
1088         * i860/i860.c: Similarly.
1089         * i860/i860.h: Similarly.
1090         * i960/i960-protos.h: Similarly.
1091         * i960/i960.c: Similarly.
1092         * i960/i960.h: Similarly.
1093         * ia64/ia64-protos.h: Similarly.
1094         * ia64/ia64.c: Similarly.
1095         * ia64/ia64.h: Similarly.
1096         * m32r/m32r-protos.h: Similarly.
1097         * m32r/m32r.c: Similarly.
1098         * m32r/m32r.h: Similarly.
1099         * m68hc11/m68hc11-protos.h: Similarly.
1100         * m68hc11/m68hc11.c: Similarly.
1101         * m68hc11/m68hc11.h: Similarly.
1102         * m68k/crds.h: Similarly.
1103         * m68k/dpx2.h: Similarly.
1104         * m68k/m68k-protos.h: Similarly.
1105         * m68k/m68k.c: Similarly.
1106         * m68k/m68k.h: Similarly.
1107         * m68k/news.h: Similarly.
1108         * m88k/m88k-protos.h: Similarly.
1109         * m88k/m88k.c: Similarly.
1110         * m88k/m88k.h: Similarly.
1111         * mips/mips-protos.h: Similarly.
1112         * mips/mips.c: Similarly.
1113         * mips/mips.h: Similarly.
1114         * ns32k/merlin.h: Similarly.
1115         * ns32k/ns32k.c: Similarly.
1116         * ns32k/ns32k.h: Similarly.
1117         * ns32k/tek6000.h: Similarly.
1118         * pa/pa-protos.h: Similarly.
1119         * pa/pa.c: Similarly.
1120         * pa/pa.h: Similarly.
1121         * pdp11/2bsd.h: Similarly.
1122         * pdp11/pdp11-protos.h: Similarly.
1123         * pdp11/pdp11.c: Similarly.
1124         * pdp11/pdp11.h: Similarly.
1125         * romp/romp-protos.h: Similarly.
1126         * romp/romp.c: Similarly.
1127         * romp/romp.h: Similarly.
1128         * rs6000/rs6000-protos.h: Similarly.
1129         * rs6000/rs6000.c: Similarly.
1130         * rs6000/rs6000.h: Similarly.
1131         * rs6000/sysv4.h: Similarly.
1132         * sh/sh-protos.h: Similarly.
1133         * sh/sh.c: Similarly.
1134         * sh/sh.h: Similarly.
1135         * sparc/sparc-protos.h: Similarly.
1136         * sparc/sparc.c: Similarly.
1137         * sparc/sparc.h: Similarly.
1138         * vax/vax.c: Similarly.
1139         * vax/vax.h: Similarly.
1140         * vax/vms.h: Similarly.
1141         * we32k/we32k.c: Similarly.
1142         * we32k/we32k.h: Similarly.
1143
1144 Fri Jul  6 11:47:59 2001  Jeffrey A Law  (law@cygnus.com)
1145
1146         * basic-block.h (first_insn_after_basic_block_note): Declare.
1147         * flow.c (first_insn_after_basic_block_note): Define.  Moved
1148         from...
1149         * ssa.c (first_insn_after_basic_block_note): Remove.
1150         * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
1151         necessary.
1152         (ssa_eliminate_dead_code): Properly update the CFG and PHI
1153         nodes when we find a dead conditional branch.  Insert BARRIERs
1154         after any blocks with no successors, but which do not have
1155         any BARRIERs.
1156
1157 2001-07-06  Zack Weinberg  <zackw@stanford.edu>
1158
1159         * varray.c (varray_check_failed): Use internal_error.
1160
1161 2001-07-05  Andrew Haley  <aph@redhat.com>
1162
1163         * Makefile.in (LIB2_DIVMOD_FUNCS): New.
1164         (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
1165         * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
1166
1167 2001-07-02  Jason Merrill  <jason_merrill@redhat.com>
1168
1169         * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
1170         reference if the target constant is also a SYMBOL_REF.
1171
1172 2001-07-05  Eric Christopher  <echristo@redhat.com>
1173
1174         * config/mips/mips.h (MASK_MIPS3900): Remove.
1175         (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
1176         MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
1177         (TARGET_MIPS3900): Change to use mips_arch.
1178         (TARGET_MIPS4000): New.
1179         (TARGET_MIPS4100): New.
1180         (TARGET_MIPS4300): New.
1181         (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
1182         (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
1183         for -mipsX.
1184         (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
1185         (ISA_HAS_BRANCHLIKELY): To here.
1186         (CC1_CPU_SPEC):  New.
1187         (CC1_SPEC): Use here.  Remove 4650 and 3900 options.
1188         (mips_arch_string): Declare.
1189         (mips_arch): Declare.
1190         (TARGET_OPTIONS): Add -march and -mtune.
1191
1192         * config/mips/mips.c (mips_arch_string): New.
1193         (mips_arch): New.
1194         (override_options): Handle -march for codegen and -mtune
1195         for scheduling. Use mips_arch. Move tx39 target default here.
1196         (mips_parse_cpu): Move error message to override_options.
1197
1198         * config/mips/r3900.h (TARGET_DEFAULT): Remove.
1199
1200         * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
1201
1202         * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
1203         (MIPS Options): Ditto.  Change mcpu entry to historical text.
1204
1205 2001-07-05  H.J. Lu  (hjl@gnu.org)
1206
1207         * config/mips/mips.c (mips_parse_cpu): New function to parse
1208         -march=*/-mcpu=*.
1209
1210 2001-07-05  Jim Wilson  <wilson@redhat.com>
1211
1212         * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
1213         * config/ia64/t-ia64: Likewise.
1214         (LIB1ASMFUNCS): Update comment.
1215
1216 2001-07-05  David Edelsohn  <edelsohn@gnu.org>
1217
1218         * doc/install.texi (Install GCC: Binaries): Fix typo.
1219
1220 2001-07-04  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
1221
1222         * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
1223         reference using the stack pointer, adjust it since we push Y
1224         temporarily.
1225         ("*ashrsi3"): Likewise.
1226         ("*lshrsi3"): Likewise.
1227
1228 2001-07-05  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
1229
1230         * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
1231         when -fomit-frame-pointer is used.
1232
1233 2001-07-05  Jeffrey Oldham  <oldham@codesourcery.com>
1234
1235         * flow.c: Reverse Jan Hubicka's patch of 02July2001.
1236         (try_redirect_by_replacing_jump): Reverse updating properly the
1237         count and frequency information.  Reverse removing cc0 setter.
1238         (forwarder_block_p): Reverse fixing for fallthru blocks.
1239
1240 2001-07-05  DJ Delorie  <dj@redhat.com>
1241
1242         * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
1243         (translate_options): If the above is defined, use it to map
1244         given options to new options.
1245         * doc/tm.texi: Document it.
1246
1247 2001-07-05  Brad Lucier <lucier@math.purdue.edu>
1248             Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
1249
1250         * doc/invoke.texi (Optimize Options): Document that -fgcse may
1251         cause programs using computed gotos to run more slowly.
1252
1253 2001-07-05  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
1254
1255         * doc/install.texi (Specific): Markup, spelling and typo fixes.
1256         Fixed sorting.
1257         Consistently require binutils 2.11.2, not prereleases.
1258         (Specific, decstation-*): Canonicalize as mips-dec-*.
1259         (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
1260         always necessary.
1261         (Specific, m68k-altos): Removed reference to README.altos, deleted.
1262         (Specific, mips-*): Reword MIPS C compiler requirements.
1263         (Specific, powerpc*-*-*): New, mention --with-cpu once.
1264         (Specific, sunv5): Removed, obsolete.
1265
1266 2001-07-05  Nathan Sidwell  <nathan@codesourcery.com>
1267
1268         * dwarf2out.c (output_loc_list): Use an all ones mask for
1269         .text asm output and don't rely on long long
1270         literals. Reformat some long lines.
1271
1272 2001-07-05  Andreas Jaeger  <aj@suse.de>
1273
1274         * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
1275         section.
1276
1277 2001-07-04  Daniel Berlin  <dan@cgsoftware.com>
1278
1279         * dwarf2out.c (dwarf2out_define): Update comment.
1280         (dwarf2out_undef): Ditto.
1281         (dwarf2out_start_source_file): Ditto.
1282         (dwarf2out_end_source_file): Ditto.
1283         (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
1284         since we never call the start/end debug hook for the primary file.
1285
1286 2001-07-04  Kazu Hirata  <kazu@hxi.com>
1287
1288         * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
1289         from shll.
1290
1291 2001-07-04  Nathan Sidwell  <nathan@codesourcery.com>
1292
1293         * cppinit.c (remove_dup_dirs): Inform if a system include
1294         directory is being reordered.
1295         * doc/invoke.texi (Directory Options): GCC warns if you hide a
1296         system include.
1297         * doc/cpp.texi (Search Paths): Likewise.
1298         * doc/gcc.texi (Interoperation): Remove information about
1299         -I/usr/include.
1300
1301 2001-07-04  Nathan Sidwell  <nathan@codesourcery.com>
1302
1303         * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
1304         (VARRAY_TOP_CHAR_PTR): Likewise.
1305
1306 2001-07-04  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1307
1308         * gcc.c (process_command): Don't assign elements of a const char*.
1309
1310 Wed Jul  4 13:40:02 2001  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1311
1312         * emit-rtl.c (change_address): Don't abort if invalid address while
1313         reload is in progress.
1314
1315 2001-07-04  Daniel Berlin  <dan@cgsoftware.com>
1316
1317         * c-lex.c (cb_file_change): Pass line number to
1318         debug_start_source_file.
1319         (cb_undefine): Pass correct line number to debug_undef.
1320
1321         * toplev.c (debug_start_source_file): Add line number to
1322         parameters. Pass it along to dwarf2out_start_source_file.
1323         (decode_g_option): Stop resetting debug level back to normal when
1324         we change debug formats, unless the current level is
1325         none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
1326         3).
1327
1328         * toplev.h (debug_start_source_file): Add line number to
1329         parameters.
1330
1331         * dwarf2out.h (dwarf2out_start_source_file): Add line number to
1332         parameters.
1333
1334         * dwarf2out.c (dwarf2out_start_source_file): Add line number to
1335         parameters.
1336         Output debug_macinfo data for starting file if requested.
1337         (dwarf2out_end_source_file): Output debug_macinfo data for ending
1338         file if requested.
1339         (dwarf2out_define): Output debug_macinfo data for defining a macro
1340         if requested.
1341         (dwarf2out_undef): Output debug_macinfo data for undefining a
1342         macro if requested.
1343         (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
1344         (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
1345         (macinfo_section_label): New. DWARF2 macro info section label.
1346         (dwarf2out_init): If we want macro info, output the start label
1347         for the section.
1348         (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
1349         attribute to the compilation unit die pointing to the macro info.
1350
1351 2001-07-04  Daniel Berlin  <dan@cgsoftware.com>
1352
1353         * dwarf2out.c (new_loc_list): Move to inside #ifdef
1354         DWARF2_DEBUGGING_INFO.
1355         (add_loc_descr_to_loc_list): Ditto.
1356         (output_loc_list): Ditto.
1357         Also, fix thinko in curr not being initialized.
1358         (gen_internal_sym): Ditto.
1359
1360 Wed Jul  4 13:40:02 2001  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1361
1362         * emit-rtl.c (replace_equiv_address): New function.
1363         * expr.h (replace_equiv_address): New declaration.
1364         * explow.c (validize_mem): Call it instead of change_address and
1365         also call if -fforce-addr and address is constant.
1366         * expr.c: Replace more calls to change_address with adjust_address
1367         and/or replace_equiv_address or to validize_mem.
1368         * function.c, regmove.c, config/alpha/alpha.c: Likewise.
1369         * config/arm/arm.md, config/clipper/clipper.md: Likewise.
1370         * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
1371         * config/i370/i370.md, config/i860/i860.md: Likewise.
1372         * config/i960/i960.md, config/mips/mips.c: Likewise.
1373         * config/mips/mips.md, config/pa/pa.md: Likewise.
1374         * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
1375         * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
1376
1377 2001-07-04  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1378
1379         * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
1380
1381         * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
1382         function.
1383
1384 2001-07-04  Joseph S. Myers  <jsm28@cam.ac.uk>
1385
1386         * doc/include: New directory.
1387         * doc/fdl.texi: Move to doc/include/fdl.texi.
1388         * doc/texinfo.tex: Move to doc/include/texinfo.tex.
1389         * doc/include/funding.texi, doc/include/gpl.texi: New files.
1390         * doc/gcc.texi: Use funding.texi and gpl.texi.
1391         * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
1392         $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
1393         Update dependencies and use -I $(docdir)/include.
1394
1395 2001-07-04  Anthony Green  <green@redhat.com>
1396
1397         * config/v850/t-v850 (v850-c.o): Add missing dependencies.
1398
1399 2001-07-04  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
1400
1401         * doc/install.texi (sparc64-*-*): Remove garbage.
1402
1403 Wed Jul  4 09:07:44 2001  Jan van Male  <jan.vanmale@fenk.wau.nl>
1404
1405         * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
1406         Fix typo in last change to use adjust_address.
1407
1408 2001-07-04  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
1409
1410         * doc/install.texi (Specific): Update information for *-*-solaris*.
1411
1412 Tue Jul  3 22:33:15 2001  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1413
1414         * explow.c (plus_constant_wide): Reinitialize Y for restart.
1415
1416 2001-07-03  Stan Shebs  <shebs@apple.com>
1417
1418         * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
1419         case for flag_no_mach_text_sections.
1420         (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
1421         * config/darwin.c (flag_no_mach_text_sections): Remove.
1422         * config/darwin-protos.h (darwin_init_pragma): Remove decl.
1423
1424 Tue Jul  3 15:35:52 2001  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1425
1426         * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
1427         and avoid checking for constant as first operand.
1428         * recog.c (find_constant_term_loc): No longer static.
1429         (adj_offettable_operand): Delete.
1430         * rtl.h (adj_offsettable_operand): Delete declaration.
1431         (find_constant_term): Add declaration.
1432         * caller-save.c: Replace calls to adj_offsettable_operand with calls
1433         to adjust_address.
1434         * config/arm/arm.c, config/c4x/c4x.c: Likewise.
1435         * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
1436         * config/i386/i386.c, config/i386/i386.md: Likewise.
1437         * config/i860/i860.c, config/i960/i960.c: Likewise.
1438         * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
1439         * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
1440         * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
1441         * config/mips/mips.c, config/mips/mips.md: Likewise.
1442         * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
1443         * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
1444         * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
1445         * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
1446         * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
1447         * config/ns32k/ns32k.md: Likewise.
1448
1449 2001-07-03  Zack Weinberg  <zackw@stanford.edu>
1450
1451         * rtl.c (copy_rtx): Handle 'T' format letter.
1452         * gensupport.c (collect_insn_data): Likewise.
1453         * print-rtl.c (print_rtx): Print 'T' slots like 's'.
1454
1455 2001-07-03  Nick Clifton  <nickc@cambridge.redhat.com>
1456
1457         * doc/invoke.texi (Directory Options): Specifiy range for <N> in
1458         -B option.  Use 'dir' not 'foo' as example directory name.
1459
1460 2001-07-03  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
1461
1462         * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1463         Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
1464
1465 2001-07-03  Joseph S. Myers  <jsm28@cam.ac.uk>
1466
1467         * doc/cppinternals.texi: Improve formatting and logical markup.
1468
1469 2001-07-03  Andreas Jaeger  <aj@suse.de>
1470
1471         * Makefile.in (insn-recog.o): Add dependency on reload.h.
1472
1473         * genrecog.c (write_header): Include reload.h for prototypes in
1474         insn-recog.c.
1475
1476 2001-07-03  Neil Booth  <neil@daikokuya.demon.co.uk>
1477
1478 config:
1479         * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
1480         VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
1481         * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
1482         i386_pe_valid_type_attribute_p): Add.
1483         * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
1484         * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
1485
1486 Mon Jul  2 21:52:19 2001  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1487
1488         * explow.c (plus_constant_wide, case LO_SUM): New case.
1489         (plus_constant_for_output_wide): Delete.
1490         * rtl.h (plus_constant_for_output): Delete.
1491         * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
1492         instead of plus_constant_for_output.
1493         * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
1494         * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
1495         * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
1496         * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
1497         * config/sparc/sparc.md: Likewise.
1498         Convert some change_address calls to adjust_address.
1499
1500 2001-07-03  Joseph S. Myers  <jsm28@cam.ac.uk>
1501
1502         * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
1503         doc/rtl.texi, doc/tm.texi: Improve formatting.  Improve
1504         documentation of -std and -Wwrite-strings.
1505
1506 2001-07-02  Geoffrey Keating  <geoffk@redhat.com>
1507
1508         * cse.c (canon_hash): Don't register registers in very small
1509         register classes, as extending their lifetime might cause
1510         reload to fail.
1511
1512 Mon Jul  2 23:14:00 CEST 2001  Jan Hubicka  <jh@suse.cz>
1513
1514         * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
1515
1516         * flow.c (forwarder_block_p): Fix for fallthru blocks.
1517         (try_redirect_by_replacing_jump): Update properly the count
1518         and frequency information.
1519
1520 Mon Jul  2 14:20:13 2001  Jeffrey A Law  (law@cygnus.com)
1521
1522         * toplev.c (dump_file_index): Move SSA dumps just after first
1523         jump dump.
1524         (dump_file): Corresponding changes.
1525         (rest_of_compilation): Move SSA path to just after the first
1526         jump pass.
1527         * doc/gcc.texi (Passes): Update due to movement of SSA path.
1528         * doc/invoke.texi: Update dump file #s as they were completely
1529         out of date with reality.
1530
1531 2001-07-02  Geoffrey Keating  <geoffk@redhat.com>
1532
1533         * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
1534
1535         * expr.c (emit_move_insn_1): Deal with non-default
1536         STACK_PUSH_CODE.
1537
1538         * expr.c (emit_single_push_insn): Fix warning.
1539
1540 2001-07-02  Toshiyasu Morita  <toshiyasu.morita@hsa.hitachi.com>
1541
1542         * expr.c (emit_move_insn_1): Avoid modifying
1543         cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
1544
1545 Mon Jul  2 15:33:31 2001  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1546
1547         * emit-rtl.c (adjust_address): New function.
1548         * expr.h (adjust_address): Add declaration.
1549         * builtins.c: Replace some calls to change_address with calls to it
1550         or to validize_mem.
1551         * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
1552         * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
1553         * config/arm/arm.c, config/convex/convex.c: Likewise.
1554         * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
1555         * config/i386/i386.c, config/i386/i386.md: Likewise.
1556         * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
1557         * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
1558         * config/m88k/m88k.c, config/mips/mips.md: Likewise.
1559         * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
1560         * config/sh/sh.c, config/sparc/sparc.md: Likewise.
1561
1562 2001-07-02  Jim Wilson  <wilson@redhat.com>
1563
1564         * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
1565
1566 2001-07-02  Steve Ellcey  <sje@cup.hp.com>
1567
1568         * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
1569         * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
1570
1571 2001-07-02  Zack Weinberg  <zackw@stanford.edu>
1572
1573         * cppinit.c (lang_defaults): New table.
1574         (set_lang): Just read from lang_defaults into the live options
1575         structure.
1576
1577 2001-07-02  Zack Weinberg  <zackw@stanford.edu>
1578
1579         * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
1580         * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
1581         * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
1582
1583 2001-07-02  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
1584
1585         * doc/install.texi: Various spelling and markup fixes.
1586         (Installing GCC): Component specific installation instructions are
1587         gone.
1588         Fix reference.
1589         Warn about removing old install dir in the presence of shared libs.
1590         (Configuration): Invoke with options target to match configure
1591         --help.
1592         Consistently refer to gas, gld pathnames.
1593         Invert --enable-multilib documentation.
1594         Remove references to old compiler versions.
1595
1596 Mon Jul  2 12:50:51 2001  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1597
1598         * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
1599
1600 2001-07-02  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
1601
1602         * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
1603         section.
1604         (Specific, mips*-sgi-irix5): Note IDO download.
1605         Reworded MIPS C hints.
1606         Use GNU as instead of GAS.
1607         Markup fixes.
1608         Removed SGI Freeware reference, IRIX 6 only.
1609         (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
1610         Note N64 library requirement/workaround.
1611         Update O32 hints.
1612         Complete list of structure passing bug victims.
1613
1614 2001-07-02  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
1615
1616         * doc/install.texi: Remove CVS Id.
1617
1618 2001-07-02  Andreas Jaeger  <aj@suse.de>
1619
1620         * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
1621         (find_inherently_necessary): Remove unused variable.
1622
1623 2001-07-02  Nathan Sidwell  <nathan@codesourcery.com>
1624
1625         * c-common.h (TDI_inlined): New ast dump phase.
1626         (dump_flag_name): New function.
1627         * c-dump.c (dump_files): Add inlined phase.
1628         (dump_flag_name): Define.
1629         * doc/invoke.texi (-fdump-ast-inlined): Document.
1630
1631 Mon Jul  2 06:29:36 2001  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1632
1633         * stor-layout.c (layout_decl): Revert change to handling of alignment
1634         in packed types.
1635
1636 Sun Jul  1 11:53:52 2001  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1637
1638         * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
1639         for FIELD_DECL.
1640
1641 2001-07-01  Geoffrey Keating  <geoffk@redhat.com>
1642
1643         * doc/tm.texi (FUNCTION_ARG): Document that the last call
1644         is special.
1645
1646 2001-07-01  Nathan Sidwell  <nathan@codesourcery.com>
1647
1648         * tlink.c (recompile_files): Remove COMPILER_PATH and
1649         LIBRARY_PATH from the environment.
1650
1651 2001-07-01  Zack Weinberg  <zackw@stanford.edu>
1652
1653         * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
1654         RID_LAST_PQ.  Move RID_FIRST_PQ down with the other FIRST/LAST
1655         enumerators.
1656         (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
1657
1658         * c-parse.in (OBJC_STRING): Kill.
1659         (objc_string): Decompose to [objc_string] '@' STRING.
1660         (reswords): Take the leading '@' off all the Objective C keywords.
1661         (objc_rid_sans_at): Kill.
1662         (init_reswords): Don't initialize it.
1663         (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
1664         (_yylex): Kill reconsider label.  Look ahead one token after
1665         an '@'; if we get an identifier, check whether it's an
1666         Objective C @-keyword.  If so, return the keyword.  Otherwise,
1667         put back the token and return the '@' as a terminal.
1668
1669         * cpplib.c (lex_macro_node): Remove unnecessary check for
1670         leading '@' on identifier.  Clarify control flow and commentary.
1671
1672 Sun Jul  1 11:53:52 2001  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1673
1674         * cse.c (new_label_ref): Variable deleted.
1675         (insert): Remove set of new_label_ref.
1676         (check_for_label_ref): New function.
1677         (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
1678
1679 See ChangeLog.5 for earlier changes.