1 2001-06-26 Neil Booth <neil@daikokuya.demon.co.uk>
3 * Makefile.in (TARGET_H, TARGET_DEF_H): New.
4 (c-decl.o, tree.o, c-typeck.o, $(out_object_file)): Update.
5 * c-decl.c (duplicate_decls): Use function pointer.
6 * c-typeck.c (common_type): Similarly.
7 * tree.c (valid_machine_attribute): Similarly.
8 (merge_machine_type_attributes): Rename merge_type_attributes.
9 (merge_machine_decl_attributes): Rename merge_decl_attributes.
10 (merge_dllimport_decl_attributes): New function.
11 * tree.h (merge_machine_type_attributes): Rename merge_type_attributes.
12 (merge_machine_decl_attributes): Rename merge_decl_attributes.
13 (merge_dllimport_decl_attributes): New prototype.
18 * doc/gcc.texi, doc/tm.texi: Update documentation.
20 cp: Make-lang.in: Update dependencies.
21 * spew.c: Include target.h.
22 (duplicate_decls): Call target function.
23 * decl2.c: include target.h
24 (import_export_class): Use existence of target function pointer.
25 * typeck.c: Include target.h.
26 (qualify_type_recursive): Rename variable. Call target function.
27 (type_after_usual_arithmetic_conversions): Similarly.
28 (common_type): Similarly.
30 config: * 1750a/1750a.c, a29k/29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
31 avr/avr.c, c4x/c4x.c, clipper/clipper.c, convex/convex.c,
32 d30v/d30v.c, dsp16xx/dsp16xx.c, elxsi/elxsi.c, fr30/fr30.c,
33 i370/i370.c, i386/i386.c, i860/i860.c, i960/i960.c, ia64/ia64.c,
34 m32r/m32r.c, m68hc11/m68hc11.c, m68k/m68k.c, m88k/m88k.c,
35 mips/mips.c, mn10200/mn10200.c, mn10300/mn10300.c, ns32k/ns32k.c,
36 pa/pa.c, pdp11/pdp11.c, pj/pj.c, romp/romp.c, rs6000/rs6000.c,
37 sh/sh.c, sparc/sparc.c, v850/v850.c, vax/vax.c, we32k/we32k.c)
38 : Include target.h and target-def.h. Define target.
40 * arc/arc-protos.h (arc_valid_machine_decl_attribute): Remove.
41 * arc/arc.c (arc_valid_machine_decl_attribute): Rename
42 arc_valid_decl_attribute, make static.
43 * arc/arc.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
44 * arm/arm-protos.h (arm_valid_machine_decl_attribute,
45 arm_valid_type_attribute_p, arm_pe_valid_machine_decl_attribute,
46 arm_pe_merge_machine_decl_attributes): Remove.
47 * arm/arm.c (arm_valid_machine_decl_attribute_p): Rename
48 arm_valid_decl_attribute_p, make static.
49 (arm_pe_valid_decl_attribute_p): Move from pe.c.
50 * arm/pe.c (arm_pe_valid_machine_decl_attribute_p): Move to arm.c.
51 (arm_pe_merge_machine_decl_attributes): Move to tree.c.
52 * arm/arm.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
53 * arm/coff.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
54 * arm/elf.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
55 * arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): New.
56 (VALID_MACHINE_TYPE_ATTRIBUTE, VALID_MACHINE_DECL_ATTRIBUTE): Remove.
57 * avr/avr-protos.h (valid_machine_type_attribute,
58 valid_machine_decl_attribute): Remove.
59 * avr/avr.c (valid_machine_type_attribute,
60 valid_machine_decl_attribute): Rename and make static.
61 * avr/avr.h (VALID_MACHINE_TYPE_ATTRIBUTE,
62 VALID_MACHINE_DECL_ATTRIBUTE): Remove.
63 * c4x/c4x-protos.h (c4x_valid_type_attribute_p): Remove.
64 * c4x/c4x.c (c4x_valid_type_attribute_p): Make static.
65 * c4x/c4x.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
66 * d30v/d30v.h: Remove obsolete comments.
67 * h8300/h8300-protos.h (h8300_valid_machine_decl_attribute): Remove.
68 * h8300/h8300.c (h8300_valid_machine_decl_attribute): Rename, make
70 * h8300/h8300.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
71 * i386/cygwin.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
72 (i386_pe_merge_decl_attributes, MERGE_MACHINE_DECL_ATTRIBUTES,
73 i386_pe_valid_type_attributes_p): Remove.
74 * i386/i386-protos.h (ix86_valid_decl_attribute_p,
75 ix86_valid_type_attribute_p): Remove.
76 * i386/i386.c (ix86_valid_decl_attribute_p): Remove.
77 (ix86_valid_type_attribute_p): Make static.
78 * i386/i386.h (VALID_MACHINE_DECL_ATTRIBUTE,
79 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
80 * i386/winnt.c (i386_pe_merge_decl_attributes): Move to tree.c.
81 * ia64/ia64-protos.h (ia64_valid_type_attribute): Remove.
82 * ia64/ia64.c (ia64_valid_type_attribute): Make static.
83 * ia64/ia64.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
84 * m32r/m32r-protos.h (m32r_valid_machine_decl_attribute): Remove.
85 * m32r/m32r.c (m32r_valid_decl_attribute): Make static.
86 * m32r/m32r.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
87 * m68hc11/m68hc11-protos.h (m68hc11_valid_decl_attribute_p,
88 m68hc11_valid_type_attribute_p): Remove.
89 * m68hc11/m68hc11.c (m68hc11_valid_decl_attribute_p): Remove.
90 (m68hc11_valid_type_attribute_p): Make static.
91 * m68hc11/m68hc11.h (VALID_MACHINE_DECL_ATTRIBUTE,
92 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
93 * mcore/mcore-protos.h (mcore_valid_machine_decl_attribute,
94 mcore_merge_machine_decl_attribute): Remove.
95 * mcore/mcore.c (mcore_valid_machine_decl_attribute): Rename,
97 (mcore_merge_machine_decl_attributes): Move to tree.c.
98 * mcore/mcore.h (VALID_MACHINE_DECL_ATTRIBUTE,
99 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
100 (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
101 * ns32k/ns32k-protos.h (ns32k_valid_decl_attribute_p,
102 ns32k_valid_type_attribute_p): Remove.
103 * ns32k/ns32k.c (ns32k_valid_decl_attribute_p): Remove.
104 (ns32k_valid_type_attribute_p): Make static.
105 * ns32k/ns32k.h (VALID_MACHINE_DECL_ATTRIBUTE,
106 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
107 * rs6000/rs6000-protos.h (rs6000_valid_decl_attribute_p,
108 rs6000_valid_type_attribute_p): Remove.
109 * rs6000/rs6000.c (rs6000_valid_decl_attribute_p): Remove.
110 (rs6000_valid_type_attribute_p): Make static.
111 * rs6000/rs6000.h (VALID_MACHINE_DECL_ATTRIBUTE,
112 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
113 * sh/sh-protos.h (sh_valid_machine_decl_attribute): Remove.
114 * sh/sh.c (sh_valid_machine_decl_attribute): Rename, make static.
115 * sh/sh.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
116 * v850/v850-protos.h (v850_valid_machine_decl_attribute): Remove.
117 * v850/v850.c (v850_valid_machine_decl_attribute): Rename, make static.
118 * v850/v850.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
120 2001-06-26 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
122 * glimits.h (USHRT_MAX): Use unsigned suffix if int can not hold
125 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
127 * diagnostic.h (struct diagnostic_context): Add new field.
128 (lang_diagnostic_starter, lang_diagnostic_finalizer): Remove
130 (global_dc): Declare.
131 * diagnostic.c (global_diagnostic_context): New variable.
132 (global_output_buffer): Remove.
134 (lang_diagnostic_starter, lang_diagnostic_finalizer): Remove
136 (initialize_diagnostics): Adjust initialization.
137 (set_diagnostic_context): Adjust setting.
139 2001-06-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
141 * config/mips/iris5.h (UNALIGNED_INT_ASM_OP,
142 UNALIGNED_SHORT_ASM_OP): Define.
143 * config/mips/iris6.h (UNALIGNED_INT_ASM_OP,
144 UNALIGNED_SHORT_ASM_OP): Undef.
146 Tue Jun 26 12:40:12 CEST 2001 Jan Hubicka <jh@suse.cz>
148 * i386.md (float_truncate splitter, and to mov splitters): Add
149 reload_completed; fix operand predicate.
151 * haifa-sched.c (sched_init): Do not split insns.
152 * toplev.c (rest_of_compilation): Call split_all_insns before
153 sched1 pass; simplify condition of post-reload splitter;
154 call split_all_insn before sched2 pass.
156 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
158 * diagnostic.h (diagnostic_prefixing_rule_t): New enum type.
159 (set_message_prefixing_rule): Adjust prototype.
160 * diagnostic.c (current_prefixing_rule): Adjust type.
162 2001-06-26 Neil Booth <neil@daikokuya.demon.co.uk>
164 * defaults.h: Default escape sequences to ASCII.
165 * config/i370/i370.h: Adjust for ASCII default.
166 * config/1750a/1750a.h: Remove escape sequence definitions.
167 * config/a29k/a29k.h: Similarly.
168 * config/alpha/alpha.h: Similarly.
169 * config/arc/arc.h: Similarly.
170 * config/arm/arm.h: Similarly.
171 * config/avr/avr.h: Similarly.
172 * config/c4x/c4x.h: Similarly.
173 * config/clipper/clipper.h: Similarly.
174 * config/convex/convex.h: Similarly.
175 * config/d30v/d30v.h: Similarly.
176 * config/dsp16xx/dsp16xx.h: Similarly.
177 * config/elxsi/elxsi.h: Similarly.
178 * config/fr30/fr30.h: Similarly.
179 * config/h8300/h8300.h: Similarly.
180 * config/i386/i386.h: Similarly.
181 * config/i860/i860.h: Similarly.
182 * config/i960/i960.h: Similarly.
183 * config/ia64/ia64.h: Similarly.
184 * config/m32r/m32r.h: Similarly.
185 * config/m68hc11/m68hc11.h: Similarly.
186 * config/m68k/m68k.h: Similarly.
187 * config/m88k/m88k.h: Similarly.
188 * config/mcore/mcore.h: Similarly.
189 * config/mips/mips.h: Similarly.
190 * config/mn10200/mn10200.h: Similarly.
191 * config/mn10300/mn10300.h: Similarly.
192 * config/ns32k/ns32k.h: Similarly.
193 * config/pa/pa.h: Similarly.
194 * config/pdp11/pdp11.h: Similarly.
195 * config/pj/pj.h: Similarly.
196 * config/romp/romp.h: Similarly.
197 * config/rs6000/rs6000.h: Similarly.
198 * config/sh/sh.h: Similarly.
199 * config/sparc/sparc.h: Similarly.
200 * config/v850/v850.h: Similarly.
201 * config/vax/vax.h: Similarly.
202 * config/we32k/we32k.h: Similarly.
203 * doc/tm.texi: Update documentation.
205 2001-06-26 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
207 * diagnostic.c (digit_buffer): Remove as global. Move to...
208 * diagnostic.h (struct output_buffer): ... here.
209 * diagnostic.c (output_formatted_integer): Adjust use of digit_buffer.
211 2001-06-25 Steve Ellcey <sje@cup.hp.com>
213 * config.gcc (ia64*-*-hpux*): Add ia64/hpux_longdouble.h to tm_file.
214 Define tmake_file to include ia64/t-hpux.
215 * real.c (INTEL_EXTENDED_IEEE_FORMAT): Test for value instead of
216 testing to see if it is defined.
217 * real.h (INTEL_EXTENDED_IEEE_FORMAT): Likewise. Default to 0 if
219 * config/ia64/hpux_longdouble.h: New.
220 * config/ia64/ia64.c (hfa_element_mode): Add comment about incorrect
221 handling of long doubles.
222 (ia64_function_arg, ia64_function_value): Add checks for TFmode
223 and INTEL_EXTENDED_IEEE_FORMAT.
224 * config/ia64/ia64.h (INTEL_EXTENDED_IEEE_FORMAT): Define to one.
225 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, LIBCALL_VALUE): Add checks for
226 TFmode and INTEL_EXTENDED_IEEE_FORMAT.
227 * config/ia64/ia64.md (all TFmode patterns): Test
228 INTEL_EXTENDED_IEEE_FORMAT in condition.
229 (floatdidf2, floatdisf2): New, for !INTEL_EXTENDED_IEEE_FORMAT.
230 * config/ia64/quadlib.c: New.
231 * config/ia64/t-hpux: New.
232 * config/i386/i386.h (INTEL_EXTENDED_IEEE_FORMAT): Define to one.
234 2001-06-25 Jim Wilson <wilson@redhat.com>
236 * config/i960/t-960bare (i960-c.o): Add missing header dependencies.
237 * config/i960/t-vxworks960: Likewise.
239 2001-06-25 Dale Johannesen <dalej@apple.com>
241 * bitmap.c (bitmap_last_bit_set): Fix a non-c89 usage (null actual
244 Mon Jun 25 11:10:51 CEST 2001 Jan Hubicka <jh@suse.cz>
246 * i386.md (movsi_insv_1, movsi_insv_1_rex64): Fix constraints.
248 2001-06-25 Joseph S. Myers <jsm28@cam.ac.uk>
250 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
251 doc/gcc.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
252 doc/md.texi, doc/rtl.texi, doc/tm.texi: Be more consistent about
253 the use of "GCC" and related terms.
254 * doc/gcc.1, doc/gcov.1: Regenerate.
256 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
258 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
259 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Remove
262 Sun Jun 24 21:21:49 CEST 2001 Jan Hubicka <jh@suse.cz>
264 * (movsi_insv_1, movsi_insv_1_rex64): Allow immediate operand.
266 2001-06-24 Richard Henderson <rth@redhat.com>
268 * builtins.c (expand_builtin_expect_jump): Disable if the
269 expression can't be re-evaluated.
271 2001-06-24 Nick Clifton <nickc@cambridge.redhat.com>
273 * config/arm/arm.c (arm_compute_save_reg_mask): For FIQ interrupt
274 handlers examine register r0-r7, for other interrupt handlers
275 examine r0-r12. If the interrupt handler is not a leaf function
276 save all call clobbered registers.
277 (arm_output_epilogue): If the prologue has pushed the IP register,
279 (Arm_expand_prologue): For interrupt functions that need the frame
280 pointer, push the IP register before it is corrupted.
282 * config/arm/arm.h (ARM_SIGN_EXTEND): Fix compile time warnings
283 about the use of signed and unsigned quantities in a conditional.
285 2001-06-23 Richard Henderson <rth@redhat.com>
287 * config/alpha/crtfastmath.c: New file.
288 * config/alpha/t-crtfm: New file.
289 * config/alpha/elf.h (ENDFILE_SPEC): Use crtfastmath.o.
290 * config/alpha/osf.h (ENDFILE_SPEC): Likewise.
291 * config/alpha/t-crtbe (EXTRA_PARTS): Add pieces defined here.
292 * config.gcc (alpha-{linux,freebsd,netbsd,osf}): Use alpha/t-crtfm;
293 do not set extra_parts here.
295 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
297 * doc/install-old.texi: Remove more documentation of configure
299 * doc/install.texi: Add it here.
301 Sat Jun 23 19:40:05 CEST 2001 Jan Hubicka <jh@suse.cz>
303 * i386-protos.h (emit_i387_cw_initialization): Declare.
304 * i386.md (movsi_insv_1): Remove '*'.
305 (fix_trunc?f?i2): Revamp to use control word parameters.
306 (fix_trunc?i_1): Likewise; update splitters.
307 (fix splitter): Remove.
308 * i386.c (MAX_386_STACK_LOCALS): set to 3.
309 (emit_i387_cw_initialization): New function.
310 (output_fix_trunc): Do not initialize control word;
311 kill dead code; simplify.
313 2001-06-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
315 * cppmacro.c (make_string_token): Avoid warning.
316 (cpp_macro_definition): Prepend the macro name. Update
318 * cppmain.c (cb_define, dump_macro): Update for changes
319 to cpp_macro_definition.
321 Sat Jun 23 10:20:03 CEST 2001 Jan Hubicka <jh@suse.cz>
323 * flow.c (attempt_auto_inc, try_pre_increment_1): Fix typo.
325 Sat Jun 23 01:23:59 CEST 2001 Jan Hubicka <jh@suse.cz>
327 * flow.c (mark_set_1, attempt_auto_inc, mark_used_reg,
328 try_pre_increment_1): compute REG_FREQ using bb->frequency.
330 * regclass.c (loop_cost): Kill.
331 (frequency): New global variable.
332 (record_operand_costs): Replace loop_cost by frequency.
333 (scan_one_insn): Likewise.
334 (regclass): Likewise; set frequency according to bb->frequency.
336 * flow.c (split_edge): Set frequency.
338 Sat Jun 23 01:16:42 CEST 2001 Jan Hubicka <jh@suse.cz>
340 * predict.c (block_info_def): Add nvisited.
341 (propagate_freq): Count nvisited; re-queue delayed blocks; handle
344 * flow.c (dump_edge_info): Dump the probability of edge.
345 (combine_predictions_for_insn): Dump the basic block.
347 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
349 * doc/gcc.texi: Update documentation of source files of C
352 2001-06-22 Richard Henderson <rth@redhat.com>
354 * doc/invoke.texi (-funsafe-math-optimizations): Document its
355 possible effects at link time.
357 2001-06-22 Diego Novillo <dnovillo@redhat.com>
359 * basic-block.h (dump_edge_info): Declare.
360 (clear_edges): Declare.
361 (mark_critical_edges): Declare.
362 * flow.c (dump_edge_info): Remove static declaration.
363 (clear_edges): Ditto.
364 (mark_critical_edges): Ditto.
365 (free_basic_block_vars): Only clear edges and free basic block
366 array if basic_block_info is not NULL.
367 * ssa.c (compute_dominance_frontiers): Remove static declaration.
368 * ssa.h (compute_dominance_frontiers): Declare.
370 2001-06-22 Toshiyasu Morita (toshiyasu.morita@hsa.hitachi.com)
372 * predict.c: (expected_value_to_br_prob): Check for const_true_rtx
373 instead of const1_rtx for true case.
375 2001-06-22 David Mosberger <davidm@hpl.hp.com>
377 * config/ia64/crtfastmath.c: New file.
378 * config/ia64/t-ia64 (EXTRA_PARTS): Include it.
379 * config/ia64/linux.h (ENDFILE_SPEC): New.
381 2001-06-22 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
383 * config/h8300/h8300.c (asm_file_start): Remove reference to
386 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
388 * c-common.c (verify_tree): Check for x being NULL.
389 * doc/c-tree.texi: Document COMPOUND_BODY of an empty
393 2001-06-22 DJ Delorie <dj@redhat.com>
395 * config/arm/arm.h (struct machine_function): Remove ra_rtx.
396 * config/arm/arm.c (arm_mark_machine_status): Remove ra_rtx.
397 (arm_return_addr): Use get_hard_reg_initial_val et al.
398 * config/d30v/d30v.h (struct machine_function): Remove ra_rtx.
399 * config/d30v/d30v.c (d30v_mark_machine_status): Remove ra_rtx.
400 (d30v_return_addr): Use get_hard_reg_initial_val et al.
401 * config/rs6000/rs6000.h (struct machine_function): Remove ra_rtx.
402 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
404 (rs6000_mark_machine_status): Remove.
405 (rs6000_return_addr): Use get_hard_reg_initial_val.
406 (rs6000_ra_ever_killed): Use has_hard_reg_initial_val.
407 * config/v850/v850.h (INIT_EXPANDERS): Delete.
408 * config/v850/v850.c (struct machine_function): Delete.
409 (v850_init_machine_status): Delete.
410 (v850_mark_machine_status): Delete.
411 (v850_free_machine_status): Delete.
412 (v850_return_addr): Use get_hard_reg_initial_val.
413 (v850_init_expanders): Delete.
415 Fri Jun 22 19:20:59 CEST 2001 Jan Hubicka <jh@suse.cz>
417 * predict.c (estimate_bb_frequencies): Do not handle conditional
418 jumps jumping to fallthru basic block as conditional jumps.
420 Fri Jun 22 19:11:28 CEST 2001 Jan Hubicka <jh@suse.cz>
422 * regs.h (struct reg_info_def): Add freq field.
423 (REG_N_REFS): Update comment.
425 * regclass.c (scan_one_insn): Update REG_FREQ.
426 * flow.c (mark_set_1): Update REG_FREQ, make REG_N_SETS unweighted.
427 (attempt_auto_inc): Likewise.
428 (mark_used_reg): Likewise.
429 (try_pre_increment_1): Likewise.
430 * local-alloc.c (struct qty): Add freq field.
431 (alloc_qty): Set freq.
432 (update_equiv_regs): Set REG_FREQ.
433 (QTY_CMP_PRI): Use freq.
434 (combine_regs): Update qty->freq.
435 * global.c (struct allocno): Update comment for n_refs;
437 (local_reg_freq): New array.
438 (global_alloc): Update freq field;
439 allocate and initialize local_reg_freq.
440 (allocno_compare): Use freq field.
441 (find_reg): Likewise.
442 * reload1.c (count_pseudo): Use freq isntead of n_refs.
443 (count_spilled_pseudo): Likewise.
445 * tm.texi (GCOV_TYPE_SIZE): Document.
446 * basic-block.h (gcov_type): Define.
447 (struct edge_def): Use gcov_type for count field.
448 (struct basic_block_def): Likewise.
449 * defaults.h (GCOV_TYPE_SIZE): Define.
450 * final.c (end_final): Use GCOV_TYPE_SIZE.
451 * flow.c (dump_edge_info, dump_flow_info, dump_bb): Print count fields
452 using HOST_WIDEST_INT_PRINT_DEC.
453 * gcov-io.h (__fetch_gcov_type, __store_gcov_type, __read_gcov_type,
454 __write_gcov_type): New.
455 (store_long): Remove.
456 * gcov.c (gcov_type): Set default.
457 (struct adj_list): Use gcov_type for arc_count.
458 (bb_info): Use gcov_type for succ_count, pred_count and exec_count.
459 (create_program_flow_graph): Read arc_count properly.
460 (solve_program_flow_graph): 'total' is gcov_type.
461 (output_data): Line_counts is gcov_type, print it properly.
462 * libgcc2.c (struct bb): Counts is gcov_type.
463 (__bb_exit_func): Use __read_gcov_type and __write_gcov_type.
464 * profile.c (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set default.
465 (GCOV_TYPE_SIZE): Define.
466 (struct bb_info): succ_count and pred_count is gcov_type.
467 (compute_branch_probabilities): Use __read_gcov_type,
468 print read edges to the dump file.
469 (total): Is gcov_type.
470 (gen_edge_profiler): Use GCOV_TYPE_SIZE.
472 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
474 * optabs.c (emit_libcall_block): When using non-call exceptions,
475 don't mark libcalls never throwing.
477 2001-06-21 Stan Shebs <shebs@apple.com>
479 * objc/objc-act.c (hash_init): Use xcalloc.
481 2001-06-21 Richard Henderson <rth@redhat.com>
483 * flow.c (entry_exit_blocks): Initialize frequency.
484 (split_block): Copy it.
485 (dump_flow_info): Dump it.
487 Thu Jun 21 22:15:10 2001 J"orn Rennecke <amylaar@redhat.com>
489 * sh.c (barrier_align): Also recognize branch-around-a-jump-sequence
490 from machine-depedent_reorg for purposes of alignment supression
491 when no delay slot insn has been added.
493 2001-06-21 Neil Booth <neil@cat.daikokuya.demon.co.uk>
495 * cppmacro.c (make_string_token): Null terminate.
497 2001-06-21 DJ Delorie <dj@redhat.com>
499 * config/alpha/alpha.h (struct machine_function): Remove.
500 * config/alpha/alpha.c (integrate.h): Include.
501 (override_options): Don't set up machine_status hooks.
502 (alpha_init_machine_status): Remove.
503 (alpha_mark_machine_status): Remove.
504 (alpha_free_machine_status): Remove.
505 (alpha_return_addr): Use get_hard_reg_initial_val.
506 (alpha_gp_save_rtx): Likewise.
507 (alpha_ra_ever_killed): Use has_hard_reg_initial_val.
509 2001-06-20 Aldy Hernandez <aldyh@redhat.com>
511 * config/sh/sh.md (interrupt_function): Use
512 current_function_interrupt.
513 (define_delay): Schedule in delay slot if TARGET_SH3, even if it is
514 an interrupt function.
516 * config/sh/sh.h (current_function_interrupt): Define extern.
518 * config/sh/sh.c (current_function_interrupt): New global.
519 (sh_expand_prologue): Set current_function_interrupt.
521 2001-06-21 Phil Edwards <pme@sources.redhat.com>
523 * doc/install.texi: Add 'c' to list of --enable-languages choices.
525 2001-06-21 DJ Delorie <dj@redhat.com>
527 * integrate.c (mark_hard_reg_initial_vals): Check for NULL.
529 * integrate.c (ggc.h): Include.
530 (initial_value_pair, initial_value_struct,
531 setup_initial_hard_reg_value_integration): Add prototypes.
532 (expand_inline_function): Call
533 setup_initial_hard_reg_value_integration.
534 (has_func_hard_reg_initial_val, get_func_hard_reg_initial_val,
535 get_hard_reg_initial_val, has_hard_reg_initial_val): New functions
536 to keep track of values present at the start of a function.
537 (mark_hard_reg_initial_vals): New, for gc.
538 (setup_initial_hard_reg_value_integration): New. Sets up pseudo
539 mappings for initial values.
540 (emit_initial_value_sets): New. Emits code to set initial value
542 * integrate.h: Add prototypes for new functions.
543 * function.h (struct function): Add hard_reg_initial_vals field.
544 * function.c (integrate.h): Include.
545 (mark_function_status): Call
546 mark_hard_reg_initial_vals.
547 * toplev.c (integrate.h): Include.
548 (rest_of_compilation): Call emit_initial_value_sets.
550 2001-06-21 Stan Shebs <shebs@apple.com>
552 * doc/contrib.texi, doc/cpp.texi, doc/cppinternals.texi,
553 doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/invoke.texi,
554 doc/objc.texi, doc/tm.texi: Use the correct name "Objective-C"
555 everywhere instead of "Objective C".
557 2001-06-21 Joseph S. Myers <jsm28@cam.ac.uk>
559 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
560 doc/gcc.texi, doc/install-old.texi, doc/install.texi,
561 doc/invoke.texi, doc/rtl.texi: Consistently use "front end" and
562 "back end" as nouns and "front-end" and "back-end" as adjectives.
564 Wed Jun 20 21:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
566 * predict.c (estimate_probability): Fix loop bounds.
568 Wed Jun 20 19:10:48 CEST 2001 Jan Hubicka <jh@suse.cz>
570 * toplev.c (rest_of_compilation): Run mark_constant_function
573 Wed Jun 20 19:08:18 CEST 2001 Jan Hubicka <jh@suse.cz>
575 * predict.c (estimate_loops_at_level, propagate_freq
576 estimate_bb_frequencies, count_to_freqs): New functions.
577 (estimate_probability): Call estimate_bb_frequencies.
578 * basic-block.h (basic_block_def): Add field "freq".
579 (BB_FREQ_MAX): New constant.
581 Wed Jun 20 17:02:50 2001 J"orn Rennecke <amylaar@redhat.com>
583 * sh.c (barrier_align): Don't ask for alignment when seeing a
584 branch-around-a-jump from machine_dependent_reorg.
586 Wed Jun 20 08:35:02 2001 Jeffrey A Law (law@cygnus.com)
588 * ssa.c (rename_block): Update parameter to remove_phi_alternative
589 (convert_from_ssa): Do create REG_DEAD and REG_UNUSED notes when
590 re-running life analysis.
592 2001-06-20 Stan Shebs <shebs@apple.com>
594 * objc/objc-act.c (hash_init): Assume xmalloc always succeeds,
595 also use memset to clear the hash tables.
596 (hash_enter): Assume xmalloc always succeeds.
597 (hash_add_attr): Ditto.
598 (continue_class): Ditto.
600 2001-06-20 Michael Meissner <meissner@redhat.com>
602 * builtins.c (predict.h): Include.
603 (expand_builtin_expect): Update comment.
604 (expand_builtin_expect_jump): New function to expand
605 __builtin_expect inside of a conditional jump expansion.
607 * expr.c (do_jump): Special case __builtin_expect (<test>, 0) and
608 __builtin_expect (<test>, 1).
610 * Makefile.in (builtins.o): Depend on $(PREDICT_H).
612 * rtl.h (expand_builtin_expect_jump): Add prototype.
614 2001-06-19 Geoffrey Keating <geoffk@redhat.com>
616 * doc/rtl.texi (Machine Modes): Correct description of
617 floating-point modes on machines with non-8-bit bytes.
619 2001-06-19 Bernd Schmidt <bernds@redhat.com>
621 * regmove.c (optimize_reg_copy_3): Do nothing if previous insn
622 carries a REG_EQUIV note. If it carries REG_EQUAL, delete the
625 Tue Jun 19 07:53:52 2001 Jeffrey A Law (law@cygnus.com)
627 * ssa.c (remove_phi_alternative): Remove declaration. No longer
628 static. Second argument is a pointer to a basic block structure,
629 not a basic block index.
630 (convert_to_ssa): Do not remove dead code.
631 (convert_from_ssa): Do not remove dead code to create death notes.
632 * ssa.h (remove_phi_alternative): Declare.
634 * flow.c (delete_unreachable_blocks): Fix patch error in
635 previous change (call to find_unreachable_blocks was lost).
637 * ssa.c (ssa_uses): Remove definition.
638 (apply_delayed_renames): Don't grow ssa_uses.
639 (rename_block): Remove comment related to ssa_uses.
640 (rename_registers): Do not initialize ssa_uses.
641 (convert_from_ssa): Do not free ssa_uses.
643 * ssa-dce.c: Renamed from dce.c.
644 * Makefile.in (OBJS): Replace dce.o with ssa-dce.o
645 (dependencies): Replace dce.c with ssa-dce.c and dce.o with
648 2001-06-19 Eric Christopher <echristo@redhat.com>
650 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode
651 and DFmode are UNITS_PER_WORD and 2*UNITS_PER_WORD. Use
652 GET_MODE_BITSIZE instead of GET_MODE_SIZE/UNITS_PER_WORD.
654 Tue Jun 19 01:52:27 2001 J"orn Rennecke <amylaar@redhat.com>
656 * sh.c (output_branch): Delete bogus code.
658 * sh.c (initial_elimination_offset):
659 Fix FROM == RETURN_ADDRESS_POINTER_REGNUM case.
661 Mon Jun 18 12:50:49 2001 Jeffrey A Law (law@cygnus.com)
663 * flow.c (find_unreachable_blocks): New function.
664 (delete_unreachable_blocks): Use find_unreachable_blocks.
665 * basic-block.h (find_unreachable_blocks): Declare.
667 * dce.c (eliminate_dead_code): Fix formatting glitch.
669 2001-06-18 Jason Merrill <jason_merrill@redhat.com>
671 * c-common.h (RETURN_NULLIFIED_P): New macro.
672 * c-semantics.c (genrtl_return_stmt): Check it.
674 * expr.c (clear_storage): Set TREE_NOTHROW on the decl for memset.
675 (emit_block_move): Likewise.
677 Mon Jun 18 17:27:24 CEST 2001 Jan Hubicka <jh@suse.cz>
679 * unroll.c: Include predict.h.
680 (unroll_loop): Drop prediction notes on preconditioning.
681 * predict.def (PRED_LOOP_PRECONDITIONG, PRED_LOOP_CONDITION):
682 New; add comments on the others.
683 * Makefile.in: (unroll.o): Add dependancy on predict.h.
684 * loop.c (strength_reduce): Fix branch prediction.
686 Mon Jun 18 17:26:56 CEST 2001 Jan Hubicka <jh@suse.cz>
688 * stmt.c (emit_case_nodes): Optimize test whether index is in given
691 Mon Jun 18 15:43:10 CEST 2001 Jan Hubicka <jh@suse.cz>
693 * predict.c (estimate_probability): Do not bail out early
694 when note is present.
695 (combine_predictions_for_insn): Fix note removal code.
697 2001-06-18 Ben Elliston <bje@redhat.com>
699 * except.c (resolve_fixup_regions): Initialise "cleanup".
701 2001-06-17 Neil Booth <neil@daikokuya.demon.co.uk>
703 * tm.texi: Document STDC_0_IN_SYSTEM_HEADERS.
705 Sat Jun 16 20:20:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
707 * expr.c (expand_expr, case ADDR_EXPR): If taking address of SAVE_EXPR,
708 use put_var_into_stack.
710 2001-06-16 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
712 * gccspec.c (lang_specific_driver): If compiling ObjC, add
713 -shared-libgcc when necessary.
714 * Makefile.in (gccspec.o): Compile with DRIVER_DEFINES.
716 2001-06-16 Daniel Berlin <dan@cgsoftware.com>
718 * bitmap.h: Add dump_bitmap, bitmap_zero, bitmap_union_of_diffs,
719 bitmap_a_or_b, bitmap_a_and_b, bitmap_first_set_bit,
720 bitmap_last_set_bit. All for compatibility with sbitmap's.
722 *bitmap.c (bitmap_zero): New function.
723 (bitmap_union_of_diffs): New function.
724 (bitmap_first_set_bit): New function.
725 (bitmap_last_set_bit): New function.
727 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
729 * cpp.texi, invoke.texi: Update.
730 * cpp.1, gcc.1: Regenerate.
732 Sat Jun 16 12:45:20 CEST 2001 Jan Hubicka <jh@suse.cz>
734 * i386.md (minsf): Fix splitter. (PR fortran/3191)
736 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
738 * doc/cpp.texi: Update.
739 * doc/cpp.1: Regenerate.
741 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
743 * doc/install.texi: Use correct markup hints.
745 Fri Jun 15 18:05:22 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
747 * function.c (gen_mem_addressof): Handle case where DECL is SAVE_EXPR.
749 * explow.c (expr_size): If DECL and size specified, use it.
751 2001-06-15 Zack Weinberg <zackw@stanford.edu>
753 * doc/cpp.texi: Formatting corrections.
754 Correct buggy example of use of __GNUC__ etc.
755 Clarify $ in identifiers.
756 * doc/cpp.1: Regenerate.
758 Fri Jun 15 19:35:38 CEST 2001 Jan Hubicka <jh@suse.cz>
760 * optabs.c (expand_twoval_binop): Avoid undefined behaviour.
762 2001-06-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
764 * doc/install.texi (Specific, alpha*-*-*): Fixed Tru64 UNIX
766 (Specific, alpha-*-osf1): Renamed to alpha*-*-osf*.
767 Added Tru64 UNIX V5.1 bootstrap hints.
768 (Specific, alpha*-*-osf*): Removed old section, obsolete.
770 2001-06-15 Andreas Jaeger <aj@suse.de>
772 * doc/install.texi (Specific): Mention that glibc cannot be
773 compiled with GCC 3.0.
775 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
777 * combine.c (nonzero_bits): Don't optimize away division by
780 2001-06-15 Zack Weinberg <zackw@stanford.edu>
782 * doc/cpp.texi: Revised and brought up to date.
783 * doc/cpp.1: Regenerate.
785 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
787 * doc/install.texi: Update --enable-threads to match reality.
789 2001-06-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
791 * doc/install.texi: Update for C4x.
792 * README.C4X: Remove.
794 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
796 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
797 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
798 doc/objc.texi, doc/rtl.texi, doc/tm.texi: Fix spelling and typos.
799 Consistently use "built-in" and "bit-field". Minor logical markup
801 * doc/gcc.1: Regenerate.
803 2001-06-14 Richard Henderson <rth@redhat.com>
805 * config/mips/mips.md (exception_receiver): New.
807 2001-06-14 Daniel J. Berlin <dan@cgsoftware.com>
809 * doc/gcc.texi: Update passes documentation to be more in tune
812 Thu Jun 14 15:38:28 CEST 2001 Jan Hubicka <jh@suse.cz>
814 * i386.c (ix86_expand_prologue): Fix merging conflict.
816 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
818 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
819 doc/gcc.texi, doc/gcov.texi, doc/install-old.texi,
820 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Use more
821 logical markup. Use TeX quotes and dashes. Use @dots{} and
822 @minus{}. Avoid spaces inside @var. Update last modification
824 * doc/gcc.1, doc/gcov.1: Regenerate.
826 Thu Jun 14 12:44:15 CEST 2001 Jan Hubicka <jh@suse.cz>
828 * i386.c (x86_accumulate_outgoing_args, x86_prologue_using_move,
829 x86_epilogue_using_move): New global variables.
830 (override_options): Enable ACCUMULATE_OUTGOING_ARGS if preferred.
831 (ix86_emit_save_regs_using_mov): New static function.
832 (ix86_expand_prologue, ix86_expand_epilogue): Use moves if preferred.
833 * i386.h (MASK_MMX, MASK_SSE, MASK_SSE2, MASK_128BIT_LONG_DOUBLE,
834 MASK_MIX_SSE_I387): Renumber.
835 (MASK_NO_ACCUMULATE_OUTGOING_ARGS): New.
836 (x86_accumulate_outgoing_args, x86_prologue_using_move,
837 x86_epilogue_using_move): Declare.
838 (TARGET_PROLOGUE_USING_MOVE, TARGET_EPILOGUE_USING_MOVE): New.
840 2001-06-13 John David Anglin <dave@hiauly1.hia.nrc.ca>
842 * inclhack.def (hpux10_cpp_pow_inline): New hack.
844 2001-06-13 Richard Henderson <rth@redhat.com>
846 * ifcvt.c (dead_or_predicable): Fix return value last patch.
848 2001-06-13 Mark Mitchell <mark@codesourcery.com>
852 2001-06-13 Richard Henderson <rth@redhat.com>
854 * ifcvt.c (cond_exec_get_condition): Use reversed_comparison_code.
855 (cond_exec_process_if_block, dead_or_predicable): Likewise.
857 2001-06-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
859 * mips-tfile.c (copy_object): Always pass indexNil for symbol
862 2001-06-13 Kazu Hirata <kazu@hxi.com>
864 * config/h8300/h8300.h (OK_FOR_T): Remove.
865 (EXTRA_CONSTRAINT): Do not use OK_FOR_T.
866 * config/h8300/h8300.md: Remove alternatives involving inc and dec
867 in the helper patterns for addhi3 and addsi3.
869 2001-06-13 Phil Edwards <pme@sources.redhat.com>
871 * doc/contrib.texi: Link to libstdc++'s thanks.html for now.
873 2001-06-13 Zack Weinberg <zackw@stanford.edu>
875 * Makefile.in: Move _bb and __gcc_bcmp to LIB2FUNCS_ST.
876 * libgcc-std.ver: Take out __bb* and __gcc_bcmp.
878 * config/t-slibgcc-elf-ver, config/t-slibgcc-sld,
879 config/alpha/t-osf4, config/mips/t-iris6: Extract all
880 references to @shlib_map_file@, @shlib_objs@, or
881 @shlib_base_name@ to Makefile variables.
882 Bump soname version of libgcc to 1.
884 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
886 * doc/install.texi: Use more logical markup. Include @node
887 commands in the source when generating any non-HTML.
889 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
891 * README: Remove. Some of the contents moved to ../README.
893 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
895 * doc/install.texi (--enable-shared): List package names
898 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
900 * doc/install.texi (ix86-*-solaris*): Removed, outdated.
901 (*-*-solaris*): Document problem in /bin/sh that affects
902 configuring libraries.
903 (sparc-*-solaris*): Recommend GNU binutils 2.11.1 or vendor tools.
904 (*-sun-solaris2.8): Document linker problem that explains why
905 libjava is disabled by default.
907 2001-06-09 Mark Mitchell <mark@codesourcery.com>
910 * toplev.c (rest_of_compilation): Remove dead code before
913 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
916 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
917 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
918 * configure: Rebuilt.
920 2001-06-12 Jim Wilson <wilson@redhat.com>
922 * loop.c (strength_reduce): Move bl->all_reduced set before
923 check_ext_dependant_givs call.
924 (check_ext_dependant_givs): Clear bl->all_reduced when ignoring givs.
926 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
928 * doc/extend.texi (Function Attributes): Document SH's sp_switch
931 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
933 * doc/invoke.texi: Use more logical markup. Use TeX quotes,
936 2001-06-12 Richard Henderson <rth@redhat.com>
938 * config/i386/i386.c (ix86_expand_prologue): Always use
939 gen_pro_epilogue_adjust_stack; update arguments.
940 (ix86_expand_epilogue): Likewise.
941 (ix86_emit_epilogue_esp_adjustment): Remove.
942 (ix86_adjust_cost): Remove pro_epilogue_adjust_stack hack.
943 * config/i386/i386.md (pro_epilogue_adjust_stack): Use a BLKmode
944 clobber of scratch memory instead of a modification of EBP as the
945 barrier. Update all peepholes to match.
947 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
949 * doc/gcc.texi: Change the font used for @def... commands to a
951 * doc/extend.texi: Use more logical markup. Use "built-in"
952 instead of "builtin". Use @deftypefn to mark up built-in
953 functions; specify their types in the @deftypefn and not in the
954 descriptive text. Use TeX quotes and dashes. Add more index
957 2001-06-12 lars brinkhoff <lars@nocrew.org>
959 * gcc.texi (HOST_BITS_PER_LONGLONG): Document.
960 (DIR_SEPARATOR_2): Likewise.
962 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
964 * doc/install.texi (--exec-prefix, --bindir, --libdir,
965 --with-slibdir, --infodir, --mandir, --with-cpp-install-dir):
967 (--enable-cpp): Change to document --disable-cpp instead; update
968 to reflect current default.
969 (--without-fast-fixincludes): Remove documentation.
970 (Final install): Document installation directories in more
971 detail. Document use of make dvi.
973 Tue Jun 12 19:01:43 CEST 2001 Jan Hubicka <jh@suse.cz>
975 * recog.c (validate_replace_rtx_1): Fix previous patch.
977 Tue Jun 12 17:25:39 CEST 2001 Jan Hubicka <jh@suse.cz>
979 * recog.c (validate_replace_rtx_1): Do plus_constant call always.
981 Tue Jun 12 17:24:07 CEST 2001 Jan Hubicka <jh@suse.cz>
983 * simplify-rtx.c (simplify_subreg): Allow volatile memory
984 to be subregged in case we don't have move instruction.
986 Tue Jun 12 12:20:12 CEST 2001 Jan Hubicka <jh@suse.cz>
988 * loop.c: Include predict.h
989 (strength_reduce): Drop branch prediction note in case
990 number of iterations is known.
991 * predict.def (PRED_LOOP_ITERATIONS): new.
992 * Makefile.in (loop.o): Add dependancy on predict.h
994 2001-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
996 * c-decl.c (grokdeclarator): Use INTEGRAL_TYPE_P.
998 * c-typeck.c (c_start_case): Likewise.
1000 2001-06-12 Mark Mitchell <mark@codesourcery.com>
1002 * expr.c (store_field): Don't set MEM_ALIAS_SET for a field
1003 in a structure at a variable address.
1005 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1007 * doc/gcov.texi: Use more logical markup.
1009 2001-06-11 Mark Mitchell <mark@codesourcery.com>
1011 * unroll.c (initial_reg_note_copy): Use PUT_REG_NOTE_KIND and
1012 REG_NOTE_KIND, not PUT_MODE and GET_MODE.
1013 (final_reg_note_copy): Remove REG_WAS_0 notes that are no longer
1016 2001-06-11 Stan Shebs <shebs@apple.com>
1018 * darwin.h (ASM_FILE_END): Remove decl of language_string.
1020 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1022 * config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
1023 as an early clobber to make sure it is not used by reload in
1024 one of the operands.
1026 2001-06-11 Mark Mitchell <mark@codesourcery.com>
1028 * doc/c-tree.texi: Update information about flag_honor_std.
1029 * doc/install.texi: Note that binutils is required on HPUX 11.
1030 * doc/invoke.texi (-fhonor-std): Note that -fno-honor-std is
1033 * config/mips/abi64.h (RETURN_IN_MEMORY): Fix handling of
1034 variable-sized types.
1036 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1038 * doc/md.texi: Use TeX dashes and quotes.
1040 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1042 * doc/rtl.texi: Reference manual chapter about trees.
1044 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1046 * config/mips/iris6.h (NO_BUILTIN_WINT_TYPE): Define.
1047 (WINT_TYPE): Override.
1048 (WINT_TYPE_SIZE): Likewise.
1049 (SUBTARGET_CPP_SIZE_SPEC): Define __WINT_TYPE__ as appropriate.
1051 * config/sparc/sol2.h (WINT_TYPE): Define.
1052 (WINT_TYPE_SIZE): Likewise.
1054 * config/sparc/sol2-sld-64.h (NO_BUILTIN_WINT_TYPE): Define.
1055 (WINT_TYPE): Override.
1056 (WINT_TYPE_SIZE): Likewise.
1057 (CPP_ARCH32_SPEC): Add __WINT_TYPE__ definition.
1058 (CPP_ARCH64_SPEC): Likewise.
1060 2001-06-11 Richard Henderson <rth@redhat.com>
1062 * unwind-dw2-fde.c (__deregister_frame_info): Don't play games
1063 with alias attribute.
1065 * config/linux.h (CPLUSPLUS_CPP_SPEC): Use %(cpp) not $(cpp_cpu).
1066 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): Likewise.
1068 2001-06-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1070 * config/rs6000/linux.h (CPLUSPLUS_CPP_SPEC): New.
1072 2001-06-11 Stan Shebs <shebs@apple.com>
1074 * darwin.c (darwin_encode_section_info): Rewrite to simplify
1075 and fix coding mistakes.
1077 2001-06-11 Nick Clifton <nickc@cambridge.redhat.com>
1079 * config/m32r/m32r.md (movstrsi_internal): Do not expect a
1080 return string from m32r_output_block_move.
1081 * config/m32r/m32r-protos.h: Make m32r_output_block_move a
1083 * config/m32r/m32r.h (INT32_P): Rename to UNIT32_P and remove
1085 (ROUND_ADVANCE): Remove signed/unsigned conflict.
1086 * config/m32r/m32r.c: Declare prototypes for static functions.
1087 (move_src_operand): Replace INT32_P with UINT32_P.
1088 (function_arg_partial_nregs): Fixed signed/unsigned conflict
1089 in initialisation of 'size'.
1090 (m32r_sched_reord): Remove redundant declarations of 'code'.
1091 (m32r_output_block_move): Change to a void function.
1092 (m32r_encode_section_info): Cast return of
1093 TREE_STRING_POINTER to avoid compile time warning.
1095 2001-06-11 Richard Henderson <rth@redhat.com>
1097 * config/alpha/osf5.h (TARGET_LD_BUGGY_LDGP): New.
1098 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Default.
1099 (struct machine_function): Add gp_save_rtx.
1100 * config/alpha/alpha.c (alpha_mark_machine_status): Mark it.
1101 (alpha_gp_save_rtx): New.
1102 * config/alpha/alpha-protos.h: Declare it.
1103 * config/alpha/alpha.md (exception_receiver): Make an expander.
1104 Use alpha_gp_save_rtx if TARGET_LD_BUGGY_LDGP.
1106 2001-06-11 Richard Henderson <rth@redhat.com>
1108 * config/alpha/osf.h (LINK_SPEC): Hide _GLOBAL_* symbols.
1110 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1112 * configure.in: Align --help messages.
1113 Remove trailing full stops.
1114 Consistently use lower case.
1115 Fix DWARF 2 spelling.
1116 * configure: Rebuilt.
1118 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1120 * config/alpha/alpha.h (CPP_SPEC): Don't define __LANGUAGE_C and
1121 variants for .cpp/.cp/.c++ files.
1122 Move definition of __LANGUAGE_C_PLUS_PLUS ...
1123 (CPLUSPLUS_CPP_SPEC): ... here.
1125 Mon Jun 11 15:47:45 CEST 2001 Jan Hubicka <jh@suse.cz>
1127 * jump.c (duplicate_loop_exit_test): Fix loop header heuristics.
1129 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1131 * c-decl.c (store_parm_decls): When comparing types in an
1132 old-style function declaration with those from a previous
1133 prototype, compare the unqualified versions of parameter types.
1136 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1138 * doc/objc.texi: Use more logical markup. Use TeX dashes.
1140 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1142 * doc/c-tree.texi: Use more logical markup.
1144 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1146 * c-decl.c (xref_tag): Don't return previous tags of wrong type.
1148 2001-06-11 Aldy Hernandez <aldyh@redhat.com>
1150 * loop.c (scan_loop): Do not combine asm statements.
1152 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1154 * simplify-rtx.c (simplify_subreg): Fix offset calculation
1155 for complex values within a CONCAT.
1157 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1159 * doc/install.texi: Update details of what components are included
1160 in the GCC distribution. Update default directory for g++
1161 includes. Update documentation relating to old libio. Adjust
1162 documentation on DejaGnu environment variables. Remove
1163 documentation of --enable-cpplib.
1165 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1167 * doc/contrib.texi: Fix alphabetical order. Fix typos. Improve
1170 2001-06-10 Richard Henderson <rth@redhat.com>
1172 * ifcvt.c (life_data_ok): New.
1173 (merge_if_block): Use it to determine whether to update
1175 (if_convert): Set it.
1177 2001-06-10 Richard Henderson <rth@redhat.com>
1179 * config/alpha/osf5.h (ASM_OLDAS_SPEC): Add -c.
1181 2001-06-10 Alexandre Oliva <aoliva@redhat.com>
1183 * doc/invoke.texi (MN10300 Options): Document -mno-crt0.
1184 (SH Options): Document -mieee.
1185 * doc/install.texi (Final install): Remove obsolete information
1186 about installing cross compilers.
1187 * doc/gcc.1: Rebuilt.
1189 2001-06-10 Richard Henderson <rth@redhat.com>
1191 * config/alpha/alpha.c (override_options): Set align_loops,
1192 align_jumps, and align_functions.
1193 * config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
1194 (LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
1196 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1198 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode and DFmode
1199 are one and two words in size.
1201 2001-06-10 Richard Henderson <rth@redhat.com>
1203 * doc/invoke.texi (Optimization Options): Document -fpeephole2.
1204 (Code Generation Options): Document -fnon-call-exceptions.
1206 2001-06-10 Mark Kettenis <kettenis@gnu.org>
1208 * config/i386/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Undefine.
1210 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1212 * m68hc11.md (peepholes): Remove unused and wrong peepholes.
1214 2001-06-10 Mark Mitchell <mark@codesourcery.com>
1215 Gabriel Dos Reis <gdr@codesourcery.com>
1217 * Makefile.in (c-parse.o): Depend on diagnostic.h
1218 (dwarf2out.o): Likewise.
1220 * dwarf2out.c: #include diagnostic.h
1222 * toplev.h (warningcount, errorcount, sorrycount): Remove
1225 * toplev.c (warningcount, errorcount, sorrycount): Remove
1228 * diagnostic.h (struct output_buffer): Reorder fields.
1229 (diagnostic_kind_count): New macro.
1230 (errorcount, warningcount, sorrycount): Define as macros.
1231 (diagnostic_report_warnings_p): New macro.
1232 (output_state): Add diagnostic_count field.
1234 * diagnostic.c (warningcount, errorcount, inhibit_warnings):
1235 Remove tentative declaration.
1236 (count_error): Use diagnostic_report_warnings_p.
1238 * c-parse.in: #include diagnostic.h
1240 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1242 * config/m68hc11/m68hc11.md ("extendhisi2"): Fix constraints to
1243 prefer a memory for operand 1.
1244 ("*addsi3"): Fix constraints, the '!' was too strong.
1245 ("*addsi3_split"): Accept soft register and split accordingly.
1247 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1249 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
1250 Move definition in the RTX_CODE section.
1252 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1254 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
1255 address as relative to the argument pointer.
1257 Sun Jun 10 10:58:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1259 * predict.def (PRED_OPCODE): Place before call and error_return.
1261 Sun Jun 10 10:00:17 CEST 2001 Jan Hubicka <jh@suse.cz>
1263 * predict.def (PRED_CALL, PRED_ERROR_RETURN): New.
1264 * predict.c (estimate_probability): Calculate dominance
1265 information; improve detection of NORETURN heuristics;
1266 add call/error_return heuiristics; tweak comparison heuristics
1269 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1271 * doc/invoke.texi (C Dialect Options): Document -aux-info.
1272 (Debugging Options): Document -print-multi-directory and
1274 * doc/gcc.1: Rebuilt.
1276 * toplev.c (independent_decode_option): Require `=' between
1277 `-aux-info' and filename in the same argument.
1278 * gcc.c: Don't pass -aux-info=filename twice.
1280 2001-06-09 Mark Mitchell <mark@codesourcery.com>
1282 * expr.c (expand_expr, case ARRAY_REF): Do not replace
1283 an array element with the known initializing value if it has
1286 * toplev.c (rest_of_compilation): Remove dead code before
1289 2001-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
1291 * cppinit.c (print_help): Document -fpreprocessed.
1292 * invoke.texi: Similarly.
1294 Sun Jun 10 00:35:37 CEST 2001 Jan Hubicka <jh@suse.cz>
1296 * predict.def: New file.
1297 * predict.h: New file.
1298 * predict.c: Include predict.h.
1299 (predictor_info): New structure and array.
1300 (predict_edge, predict_insn): Rewrite; make global.
1301 (predict_edge_def, predict_insn_def): New global functions.
1302 (dump_prediction, combine_predictions_for_insns): New
1304 (estimate_probability): Change calls to predict_edge
1305 to predict_edge_def and calls to predict_insn to predict_insn_def;
1306 combine probabilities.
1307 (expected_value_to_br_prob): Behave as predictor.
1308 * rtl.h (REG_BR_PRED): Update coment.
1309 (invert_br_probabilities): New.
1310 * jump.c: Include predict.h
1311 (duplicate_loop_exit_test): Drop branch prediction notes.
1312 (invert_jump): Use invert_br_probabilities.
1313 * Makefile.in: Add dependancy on predict.h for jump and predict pass.
1314 * ifcvt.c (dead_or_predicable): Use invert_br_probabilities.
1315 * combine.c (distribute_notes): Handle BR_PRED.
1317 Sat Jun 9 23:29:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1319 * predict.c (predict_insn, predict_edge): New static functions.
1320 (estimate_probability): Revamp to use new functions;
1321 fix loop header heruistics; add loop exist heruistics
1323 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1325 * config.gcc: Re-enable bi-arch sparc on Solaris 7 and above.
1327 2001-06-09 Peter Jakubek <pjak@snafu.de>
1329 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
1331 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1333 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
1334 for integer operations that don't update C bit.
1336 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
1338 * gthr-posix.h (__gthread_objc_init_thread_system): If
1339 pthread_key_create fails, it's not clear what the return value is.
1340 This obvious fix makes sure it always returns -1 if a problem
1343 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
1345 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
1346 more index entries. Use more logical markup where appropriate.
1347 Use TeX quotes and dashes.
1349 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
1351 * unwind-pe.h: Conditionally qualify references to abort with
1354 2001-06-09 Julian Foad <julian_foad@hotmail.com>
1356 * doc/invoke.texi: Remove superfluous text.
1358 2001-06-08 Richard Henderson <rth@redhat.com>
1360 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
1361 (LIB_SPEC): Mirror config/linux.h version.
1363 2001-06-08 Richard Henderson <rth@redhat.com>
1365 * except.c (get_exception_pointer, get_exception_filter): Take a
1366 struct function. Update all callers.
1367 * except.h (get_exception_pointer): Update declaration.
1368 * expr.c (expand_expr): Update get_exception_pointer call.
1369 * integrate.c (expand_inline_function): Remap the exception pointer
1370 from callee to caller.
1372 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1374 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
1375 accurately reflect its cv-qualification.
1376 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
1377 cv-qualifiers on function types.
1379 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1381 * basic-block.h: Improve comments.
1382 * except.c (expand_eh_region_end_allowed): Remove redundant call
1383 to do_pending_stack_adjust.
1384 * flow.c (life_analysis): Fix typo in comment.
1385 (calculate_global_regs_live): Add documentation.
1386 (mark_set_1): Likewise.
1387 (debug_regset): Likewise.
1388 * doc/rtl.texi (cond_exec): Document it.
1390 Fri Jun 8 21:52:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1392 * i386.h (CONST_COSTS): set cost of constants representable in
1393 immediate fields to 0.
1395 Fri Jun 8 21:34:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1397 * function.c (diddle_return_value): Kill code to determine
1398 return value before expand_function_end.
1399 (expand_function_end): Delay call to clobber_return_register
1400 after fucntion return value is computed.
1402 Re-install temporary reverted patch:
1403 * toplev.c (rest_of_compilation): Call split_all_insns
1404 before reg-stack and shorten-branches. Do shorten-branches
1406 * final.c (shorten_branches): Remove insn splitting code.
1408 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1410 * doc/gcc.texi, doc/invoke.texi: Add index of command line
1411 options. Use @opindex to index them rather than other indexing
1412 commands. Use @var{...} instead of <...>. Avoid spaces in names
1413 inside @var. Don't use @kindex to index escape sequences in
1416 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
1418 * stmt.c (current_nesting_level): New fn.
1419 * tree.h: Declare it.
1420 * c-semantics.c (genrtl_compound_stmt): Use it.
1422 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
1424 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1426 * jump.c (mark_modified_reg): Allow jump threading if condition
1427 codes are represented by a hard register.
1429 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1431 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
1432 for complex floats passed to unprototyped functions.
1434 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1436 * except.c (expand_eh_region_end_allowed): Call
1437 do_pending_stack_adjust as necessary.
1439 Fri Jun 8 14:16:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1441 * function.c (clobber_return_register): Clobber the pseudo return
1444 * sibcall.c (skip_unreturned_value): New function.
1445 (call_ends_block_p): Use it.
1447 * recog.c (split_insn): Break out from ...
1448 (split_all_insns): ... here; do not use basic block information
1451 Thu Jun 7 18:27:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1453 * simplify-rtx.c (simplify_subreg): Fix verification of
1456 2001-06-08 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1458 * config/mips/mips.h (CPP_SPEC): Simplify .s/.S handling.
1459 Don't define _LANGUAGE_C and variants for .cpp/.cp/.c++ files.
1460 Move definition of _LANGUAGE_C_PLUS_PLUS ...
1461 (CPLUSPLUS_CPP_SPEC): ... here.
1462 Fixes PRs c++/3047, target/441.
1464 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1466 * doc/install.texi2html (MAKEINFO): Keep value if set already.
1468 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1470 * doc/gcc.texi: Add trailing slash to URL.
1472 2001-06-07 Stan Shebs <shebs@apple.com>
1474 * config/darwin.h (ENCODE_SECTION_INFO): Define.
1475 (REDO_SECTION_INFO_P): Ditto.
1476 (STRIP_NAME_ENCODING): Ditto.
1477 (ASM_DECLARE_OBJECT_NAME): Use ENCODE_SECTION_INFO.
1478 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Ditto.
1479 (ASM_OUTPUT_LABELREF): Use STRIP_NAME_ENCODING.
1480 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Ditto.
1481 * config/darwin.c: No longer include c-tree.h.
1482 (machopic_classify_ident): Rewrite to use symbol encoding.
1483 (lookup_name_darwin): Remove.
1484 (machopic_non_lazy_ptr_name): Handle encoded symbols.
1485 (machopic_stub_name): Use STRIP_NAME_ENCODING.
1486 (machopic_validate_stub_or_non_lazy_ptr): Ditto.
1487 (machopic_finish): Ditto, remove test of decl.
1488 (update_non_lazy_ptrs): New function.
1489 (darwin_encode_section_info): New function.
1490 * config/darwin-protos.h: Declare it.
1491 * config/rs6000/rs6000.c (machopic_output_stub): Use
1492 STRIP_NAME_ENCODING.
1494 2001-06-07 Mark Mitchell <mark@codesourcery.com>
1496 * tree.h (DECL_SOURCE_FILE): Improve documentation.
1497 (DECL_SOURCE_LINE): Likewise.
1499 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
1501 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
1502 from config/elfos.h.
1504 2001-06-07 Phil Edwards <pme@sources.redhat.com>
1506 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
1507 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
1509 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1511 * doc/contrib.texi: Add copyright notice.
1513 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1515 * doc/md.texi: Use four digit years in copyright notice.
1517 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1519 * config.gcc: For $target_alias of athlon-*, set
1520 target_cpu_default2=5.
1522 Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1524 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
1525 end of last block if last real insn is a JUMP_INSN.
1527 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1531 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1533 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
1534 pthread_t to objc_thread_t.
1535 (__gthread_objc_thread_id): Likewise.
1537 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1539 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
1540 (ASM_OLDAS_SPEC): Likewise.
1542 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
1543 (CPP_SUBTARGET_SPEC): Use it.
1544 (ASM_OLDAS_SPEC): Define.
1546 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
1548 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1550 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
1551 passed by reference.
1553 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1555 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
1556 Document use of N_(...), and show it in examples. Note that
1557 documentation should be added to invoke.texi. Avoid an overfull
1560 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1562 * toplev.c (rest_of_compilation): Revert previous patch.
1563 * final.c (shorten_branches): Likewise.
1565 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1567 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
1570 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1572 * doc/install-old.texi: Remove more obsolete documentation.
1574 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
1576 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
1578 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
1580 * toplev.c (rest_of_compilation): Call split_all_insns
1581 before reg-stack and shorten-branches. Do shorten-branches
1583 * final.c (shorten_branches): Remove insn splitting code.
1585 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
1587 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
1588 * configure: Rebuilt.
1590 2001-06-07 Andreas Jaeger <aj@suse.de>
1592 * emit-rtl.c (operand_subword): Remove unused variable.
1594 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1596 * i386.md (floatdi?f): Avoid usinf of SSE instructions
1597 if TARGET_64BIT is false.
1598 (floatdi?f_i386_only): New insn.
1599 (floatdi?f_i386): Disable for !TARGET_64BIT.
1601 * (min?f, max?f splitters): Handle case where
1602 operands are cross-matched.
1604 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
1605 (MMX_REGISTER_NAMES): Kill.
1606 (PRINT_OPERAND): Fix comment.
1607 (PRINT_REG): Likewise.
1608 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
1609 (print_operand): Update comment; kill 'm'.
1611 * i386.c (x86_branch_hints): New global variable
1612 (print_operand): Support outputting of branch prediction hints.
1613 * i386.md (conditional jump patterns): Add branch prediction hints
1615 * i386.h (x86_branch_hints): Declare
1616 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
1617 (PRINT_OPERAND_FUNCT_VALID_P): New.
1618 * final.c (final_forward_branch_p): New function.
1620 2001-06-06 Richard Henderson <rth@redhat.com>
1622 * flow.c (mark_used_reg): Clean up looping over multiple hard
1623 registers. Do conditional life bits across multiple hard regs.
1625 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
1627 * reload1.c (reload): Revert Schmidt's change so all USEs are not
1628 deleted during reload.
1630 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1632 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
1633 functions here, instead of ...
1634 * c-decl.c (c_expand_body): ... here.
1636 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1638 * config.gcc, config/sparc/bsd.h: Do not directly include
1639 sparc/sparc.h. Instead do it via tm_file.
1641 2001-06-05 Richard Henderson <rth@redhat.com>
1643 * dwarf2.h (DW_EH_PE_aligned): New.
1644 * dwarf2asm.c (eh_data_format_name): Name it.
1645 (dw2_asm_output_encoded_addr_rtx): Align for it.
1646 * dwarf2out.c (output_call_frame_info): Handle it for personality
1647 routine and LSDA pointers.
1649 * unwind-pe.h (DW_EH_PE_aligned): New.
1650 (base_of_encoded_value): Handle it.
1651 (read_encoded_value_with_base): Likewise.
1652 * unwind-dw2-fde.c (base_from_object): Likewise.
1653 (get_cie_encoding): Likewise.
1655 * config/alpha/elf.h: Remove ecoff commentary.
1656 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1658 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1660 * config.gcc, config/i386/bsd386.h: Do not directly include
1661 i386/386bsd.h. Instead do it via tm_file.
1663 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1665 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
1668 2001-06-05 Pascal Obry <obry@act-europe.fr>
1670 * configure.in: Quote $enable_win32_registry in case the value has
1674 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1676 * print-rtl.c (xspaces): Remove.
1677 (print_rtx): Use printf field-width, rather than xpsaces, to
1679 * toplev.c (main): Disable sibling-call optimization if we are
1680 handling exceptions.
1682 2001-06-05 Bernd Schmidt <bernds@redhat.com>
1684 * reload1.c (reload): Delete all USEs generated during reload.
1686 2001-06-05 scott snyder <snyder@fnal.gov>
1688 * gccbug.in: Fix typo.
1690 2001-06-05 Andreas Jaeger <aj@suse.de>
1692 * builtins.def: Fix definition of __builtin_cosf, it uses float as
1693 parameter and return value.
1695 2001-06-04 Anthony Green <green@redhat.com>
1697 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
1698 machine. This is now done in sparc.h.
1700 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1702 Correct CVS resurrection of invoke.texi.
1703 * doc/invoke.texi: Document new tree dump flags.
1705 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1707 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
1708 for casting an aggregate to its own type. Fixes PR c/2735.
1710 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1712 * doc/texinfo.tex: Update to version 2001-05-24.08.
1714 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1716 * c-common.h (flag_dump_translation_unit): Remove.
1717 (enum tree_dump_index): Define.
1718 (TDF_ADDRESS, TDF_SLIM): New #defines.
1719 (dump_node_to_file): Remove.
1720 (dump_node): Make extern. Add flags.
1721 (dump_flag, dump_enabled_p, dump_begin, dump_end,
1722 dump_switch_p): Prototype.
1723 * c-common.c (flag_dump_translation_unit): Remove.
1724 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
1725 logic. Use dump_switch_p.
1726 * c-dump.h (struct dump_info): Add node and user fields.
1727 (dump_pointer): Declare.
1728 * c-dump.c (dump_node): Make extern. Add flags.
1729 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
1730 (dump_new_line, dump_maybe_newline): Use them.
1731 (dump_pointer): New function.
1732 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
1733 chain or function's body. Dump address, if TDF_ADDRESS set.
1734 (dump_flag): Define.
1735 (dump_node_to_file): Remove.
1736 (struct dump_file_info): New struct.
1737 (dump_files): New array.
1738 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
1739 * c-lang.c (finish_file): Adjust dumping.
1740 * toplev.h (dump_base_name): Make extern.
1741 * invoke.texi: Document new flags.
1743 2001-06-04 Mark Mitchell <mark@codesourcery.com>
1745 * c-tree.h (lang_decl): Add pending_sizes fields.
1746 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
1748 (c_expand_body): Expand them.
1749 (lang_mark_tree): Mark lang_decl:pending_sizes.
1750 * function.c (expand_pending_sizes): New function, broken out
1752 (expand_function_start): ... here.
1753 * tree.h (expand_pending_sizes): Declare it.
1755 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
1757 * doc/install.texi: Update FreeBSD information. Generalize
1758 and update information for alpha-based platforms using ELF.
1760 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
1762 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
1763 (store_parm_decls): Likewise.
1764 * c-typeck.c (convert_arguments): Likewise.
1766 2001-06-04 Richard Henderson <rth@redhat.com>
1768 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
1769 optimization if current_function_calls_setjmp.
1771 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
1773 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
1776 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1778 * simplify-rtx.c (simplify_subreg): Fix combining of
1779 paradoxical subregs.
1781 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1783 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
1784 (no_labels_between_p): Short circuit case beg==end.
1786 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1788 * rtlanal.c (operand_preference): Fix preference for objects.
1790 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1792 * gcse.c (handle_avail_expr): Be prepared to handle single_set
1795 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1797 * combine.c (if_then_else_cond): Use simplify_subreg instead
1799 * integreate.c (sub_constants): Likewise.
1801 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1803 * emit-rtl.c (constant_subword): Deprecate; remove most of code
1804 and use simplify_gen_subreg.
1806 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
1808 * sibcall.c (skip_copy_to_return_value): recognize the situation
1809 when the called function's return value is copied into an
1810 intermediate pseudo, and then into the calling functions return
1813 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1815 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
1816 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
1817 in case register wasn't OK previously, accept it now; allow
1818 subregs of frame pointer if reload completed and frame pointer
1821 * combine.c (sombine_simplify_rtx): Fix comment;
1822 use subreg_lowpart_offset instead of subreg_lowpart_p
1823 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
1824 * rtl.h (subreg_lowpart_parts_p): Kill.
1825 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
1826 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
1827 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
1828 (gen_lowpart_common): Likewise.
1829 (subreg_lowpart_p): Likewise.
1830 (subreg_lowpart_parts_p): Kill.
1831 (subreg_lowpart_offset, subreg_highpart_offset): New function.
1833 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
1834 to simplify SUBREG and REG.
1835 (gen_highpart): Use simplify_gen_subreg for all simplifications.
1837 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
1840 * rtlanal.c (replace_regs): Use simplify_gen_subreg
1842 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1844 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
1845 (ARRAY_RANGE_REF): Added description.
1847 * tree.def (ARRAY_RANGE_REF): New code.
1848 * alias.c (handled_component_p, can_address_p): Handle it.
1849 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
1850 * explow.c (set_mem_attributes): Likewise.
1851 * expr.c (expand_assignment, get_inner_reference): Likewise.
1852 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
1853 * fold-const.c (operand_equal_p): Likewise.
1854 * tree.c (staticp, stabilize_reference): Likewise.
1855 * varasm.c (decode_addr_const): Likewise.
1857 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1859 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
1860 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
1862 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
1864 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
1865 mark_constant_pool_use before output_addr_const.
1866 (struct pool_node): New field wend.
1867 (add_constant): Note a sequence of constants that are referenced
1869 (pool_window_label, pool_window_last): New variables.
1870 (dump_table): Emit a unspec_volatile representing the end of a
1871 sequence of constants.
1872 (mark_constant_pool_use): New function.
1873 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
1874 (consttable_2): Add the second operand which flags whether
1875 this consttable entry was used or not.
1876 (consttable_4, consttable_8, consttable_sf, consttable_df):
1878 (consttable_window_end): New insn.
1880 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1882 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
1883 Reformat according to coding standards.
1886 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
1887 (shl_and_kind): Cast wide constant.
1888 (gen_far_branch): Define as static, as in declaration.
1889 (barrier_align): Compute cache-line length as unsigned. Add
1890 parentheses in initial credit computation.
1891 (rounded_frame_size): Add parentheses.
1892 (permanent_obstack): Remove declaration. Include ggc.h for
1893 declaration of ggc_add_root_rtx().
1894 (get_free_reg): Removed declaration of unused variable reg.
1895 (legitimize_pic_address): Mark mode argument as unused.
1897 2001-06-03 Igor Shevlyakov <igor@windriver.com>
1899 * config/sh/sh.c (output_branch): Support for insn with lenght
1900 attr 12 & 16 which represents cond branches outside +-4096 range.
1902 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1904 * config/sh/lib1funcs.asm (ic_invalidate): Align the
1905 cache-mirroring sequence. Add nops.
1907 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
1909 * doc/install-old.texi: Remove more old installation
1911 * doc/install.texi: Add relevant parts here.
1913 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1915 * doc/install.texi2html: New script.
1917 2001-06-03 David Edelsohn <edelsohn@gnu.org>
1919 * doc/install.texi: Update AIX information again.
1921 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1923 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
1924 installation documentation.
1925 * doc/install.texi: Move it to here.
1927 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1929 * doc/install.texi: Clean up Texinfo markup.
1931 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1933 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
1934 to just after title page.
1936 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1938 * doc/install-old.texi: Remove documentation of some configuration
1940 * doc/install.texi: Add relevant parts of this documentation here.
1942 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1944 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
1945 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
1947 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1949 * i386.md (all uses of ext_register_operand): Make sure they are
1950 VOIDmode; replace all uses outside zero_extend.
1951 (and?i splitters): Use ext_register_operands.
1952 (test?i peep2): Remove ignored constraints.
1953 * i386.c (ext_register_operand): Check that operand is
1954 eighter pseudo or hard or 'Q' register.
1956 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1958 * tree.h (struct record_layout_info_s): New field unpadded_align.
1959 (set_lang_adjust_rli): New declaration.
1960 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
1961 it would have if not packed, do not downgrade DECL_ALIGN.
1962 (lang_adjust_rli, set_lang_adjust_rli): New.
1963 (start_record_layout): Initialize new field unpadded_align.
1964 (debug_rli): Display it.
1965 (place_union_field, place_field): Set it.
1966 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
1968 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
1969 mean that; use proper names instead.
1970 Print DECL_NO_STATIC_CHAIN.
1972 * except.c (expand_builtin_frob_return_addr): Add missing call
1973 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
1974 (expand_builtin_eh_return): Likewise.
1975 (expand_eh_return): Clean up ptr_mode != Pmode cases.
1977 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
1979 * doc/invoke.texi: Remove references to papers about sequence points
1980 to readings.html, refer to that page.
1982 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1984 * README: Update references to installation instructions.
1986 2001-06-01 Laurent Guerby <guerby@acm.org>
1987 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1989 * doc/install.texi: Define srcdir when sources come from CVS.
1990 Significantly improve markup. Wrap overly long lines
1992 2001-06-01 DJ Delorie <dj@redhat.com>
1994 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
1995 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
1996 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
1997 gcov.1: Move to doc subdirectory.
1998 * install.texi: Move to doc/install-old.texi.
1999 * gcc.texi: Move to doc, refer to install-old.texi.
2000 * Makefile.in: Reflect move of docs to doc/.
2001 * f/Make-lang.in: Ditto.
2002 * java/Make-lang.in: Ditto.
2003 * doc/.cvsignore: New.
2005 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
2007 * invoke.texi: use two spaces between command options, eliminate
2008 some 'overfull hboxes'
2010 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
2012 * Makefile.in (s-mlib): Make backtick-commands always succeed.
2013 (DRIVER_DEFINES): Ditto.
2015 2001-05-31 Richard Henderson <rth@redhat.com>
2017 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
2018 also link against libgcc.a.
2020 2001-05-31 Geoff Keating <geoffk@cygnus.com>
2022 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
2023 * config/mips/mips.c (mips_output_ascii): New function.
2024 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
2026 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
2028 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
2030 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
2031 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
2033 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
2035 * install.texi (Configuration): Add html links for --with-gnu-as &
2036 --with-gnu-ld and refer to them from hppa & SCO triplets.
2037 (Specific): Link back to with-gnu-ld for all ELF platfoms.
2038 (Specific): Reword AVR binutils recommendation.
2040 2001-05-30 Zack Weinberg <zackw@stanford.edu>
2042 * ggc-page.c (size_lookup): Increase minimum allocation size
2044 (ggc_print_statistics): Report size of each bin in bytes, not
2045 as its order; there is no longer a direct relationship.
2047 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
2049 * extend.texi: Fix formating of examples, eliminate some
2051 * gcc.texi: Eliminate some 'overfull hboxes'.
2052 * invoke.texi: Use two spaces between command options, eliminate
2053 some 'overfull hboxes'.
2055 2001-05-30 Richard Henderson <rth@redhat.com>
2057 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
2059 2001-05-30 Tom Tromey <tromey@redhat.com>
2061 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
2062 use it in the new association.
2064 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
2065 John David Anglin <dave@hiauly1.hia.nrc.ca>
2067 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
2068 to target type to allow ISO C++ compiler to accept it.
2069 * gthr-dce.h (__gthread_active_ptr): Likewise.
2070 * gthr-solaris.h (__gthread_active_ptr): Likewise.
2072 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
2074 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
2075 so that we do accept comments in preprocessed input.
2077 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
2079 * cpphash.c (alloc_node): Cast allocated pointer.
2081 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
2083 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
2085 2001-05-29 Stan Shebs <shebs@apple.com>
2087 * gcc.texi: Add links for information about Objective-C.
2089 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
2091 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
2092 /bin/sed fails on [^\"]).
2093 (configargs.h): Likewise.
2095 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2097 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
2099 2001-05-28 Stan Shebs <shebs@apple.com>
2101 * objc/objc.gperf: Remove, no longer used.
2103 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
2105 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
2106 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
2107 Remove trailing whitespace.
2109 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2111 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
2112 became http://freeware.sgi.com/.
2114 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
2116 * local-alloc.c (update_equiv_regs): Don't eliminate constant
2119 2001-05-27 Stan Shebs <shebs@apple.com>
2121 * objc/objc-act.c: Add/fix various comments.
2122 (init_selector): Remove, no longer used.
2123 (build_msg_pool_reference): Ditto.
2124 (objc_debug): Ditto.
2126 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2128 * c-decl.c (init_decl_processing):
2129 Don't call start_identifier_warnings.
2130 * flags.h (warn_id_clash, id_clash_len): Remove.
2131 * stringpool.c: Don't include flags.h.
2132 (scan_for_clashes, do_identifier_warnings,
2133 start_identifier_warnings): Remove.
2134 * toplev.c (warn_id_clash, id_clash_len): Remove.
2135 (display_help): Don't document -Wid-clash.
2136 (decode_W_option): Print warning on -Wid-clash.
2137 * tree.h (start_identifier_warnings): Remove.
2138 * invoke.texi: Remove documentation of -Wid-clash.
2140 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2142 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
2144 2001-05-27 Bruce Korb <bkorb@gnu.org>
2146 * fixinc/check.tpl(HACK) add and use a Scheme variable
2147 (has no test text): error out if no "test_text" is defined
2148 * fixinc/fixincl.tpl: likewise
2149 (FIXIDX): make it an enumeration so we minimize diffs
2150 * fixinc/inclhack.def: re-alphabetize and add sort instructions
2151 * fixinc/fixincl.x: regenerate
2152 * fixinc/tests/base/stdio.h: test output got moved due to
2154 * README-fixinc: rewrite (mostly)
2156 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2158 * cpplib.c (run_directive): Set pfile->directive.
2160 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
2162 * c-tree.texi: Reformat the manual as a single chapter now
2163 included by gcc.texi.
2164 * gcc.texi: Include c-tree.texi. Merge all indexes.
2165 * Makefile.in (dvi): Add generation for the cppinternals
2166 documentation. Added dependencies on fdl.texi and c-tree.texi
2167 where appropriate. Use TEXI2DVI instead of custom tex calls.
2168 (info): Added dependencies on fdl.texi and c-tree.texi where
2169 appropriate. Remove the target c-tree.info.
2171 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
2173 * combine.c (try_combine): Fix typo in comment.
2174 * expr.c (expand_expr): Likewise.
2175 * config/i370/i370.md (untyped_call): Likewise.
2177 2001-05-26 Bruce Korb <bkorb@gnu.org>
2179 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
2180 when fixincl is operating in test mode
2181 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
2182 (AAB_ultrix_limits): remove redundant text
2183 (AAB_ultrix_memory): ditto
2184 (AAB_ultrix_string): ditto
2185 (djgpp_wchar_h): fix the test text
2186 (irix_stdio_va_list): add test text
2187 (irix_limits_const): add a testing output file (limits.h is overwritten)
2188 (strict_ansi_not_ctd): put limits.h second in list for same reason
2189 (solaris27_mutex_init): test text needed selection text, too
2191 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
2192 when fixincl is operating in test mode
2194 2001-05-26 Philip Blundell <philb@gnu.org>
2196 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
2197 * config/i960/i960-protos.h: Likewise.
2198 * config/i370/i370-protos.h: Likewise.
2199 * config/h8300/h8300-protos.h: Likewise,
2200 * config/sh/sh-protos.h: Likewise.
2201 * config/v850/v850-protos.h: Likewise.
2203 2001-05-26 Philip Blundell <philb@gnu.org>
2205 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
2207 2001-05-25 Zack Weinberg <zackw@stanford.edu>
2209 * toplev.c (debug_args, f_options, W_options): Mark
2210 descriptions for translation.
2211 (display_help): Translate descriptions on output.
2213 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
2214 objc/lang-options.h: Mark descriptions for translation.
2216 * aclocal.m4: Quote final argument of patsubst. Use
2217 3-argument form of AC_DEFINE. Restore quotes to [] while
2219 * configure.in: Remove unnecessary changequote calls.
2220 * configure, config.in: Regenerate.
2222 2001-05-25 Sam TH <sam@uchicago.edu>
2224 * basic-block.h: Fix header include guards.
2225 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
2226 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
2227 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
2228 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
2229 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
2230 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
2231 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
2232 varray.h version.h: Likewise.
2233 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
2234 config/arm/arm.h config/c4x/c4x-protos.h
2235 config/h8300/h8300-protos.h config/h8300/h8300.h
2236 config/i370/i370-protos.h config/i370/i370.h
2237 config/i960/i960-protos.h config/mcore/mcore.h
2238 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
2239 config/v850/v850-protos.h config/v850/v850.h: Likewise.
2240 * fixinc/fixlib.h fixinc/server.h: Likewise.
2242 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
2244 * config/arc/initfini.c (.init): Fix typo.
2246 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
2248 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
2250 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2252 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
2254 2001-05-25 Richard Henderson <rth@redhat.com>
2256 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
2258 2001-05-25 Richard Henderson <rth@redhat.com>
2260 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
2261 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
2262 (sparc*-*-solaris2): Likewise.
2263 * config/t-linux: Remove shared libgcc macros.
2264 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
2265 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
2267 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
2269 * config.gcc (*-*-freebsd*): Report bad configuration.
2271 2001-05-25 David Edelsohn <edelsohn@gnu.org>
2273 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
2275 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
2277 (ASM_OUTPUT_LABELREF): Delete.
2279 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2281 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
2282 strict_ansi_only): Don't run if stdc_0_in_system_headers.
2283 * fixinc/fixincl.x: Regenerate.
2284 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
2285 (FIX_TEST_TABLE): Declare it.
2286 * fixinc/fixlib.h: Include config.h.
2288 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2290 * fixinc/inclhack.def (alpha___assert): Change char * args to
2291 const char * on Tru64 UNIX to avoid excessive warnings from
2293 * fixinc/fixincl.x: Regenerate.
2295 2001-05-25 Geoff Keating <geoffk@redhat.com>
2297 * dbxout.c (dbxout_symbol): Invert previous patch, which was
2298 outputting a tag only for variable-size records.
2300 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
2302 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
2303 instead of rtx_equal_p for early clobber test.
2305 2001-05-26 Mark Mitchell <mark@codesourcery.com>
2307 * builtins.def: Encode additional information, such as names and
2309 * builtin-types.def: New file.
2310 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
2311 (built_in_decls): Likewise. Don't explicitly initialize global
2313 (expand_builtin_mathfn): Handle float and long double variants of
2315 (expand_builtin): Likewise.
2316 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
2317 (expand_tree_builtin): Handle long, long long, float, and long
2318 double variants of math functions.
2319 * c-common.h (c_tree_index): Remove some unused nodes.
2320 (void_ftype): Remove.
2321 (void_type_ptr): Likewise.
2322 (int_ftype_int): Likewise.
2323 (ptr_ftype_sizetype): Likewise.
2324 * c-decl.c (init_decl_processing): Remove creation of DWARF
2326 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
2327 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
2328 * Makefile.in (c-common.o): Depend on builtin-types.def.
2330 2001-05-25 Dale Johannesen <dalej@apple.com>
2332 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
2334 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
2336 * c-parse.in (notype_initdcl): Remove redundant line.
2338 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2340 * aclocal.m4: Fixed typo.
2341 (gcc_AC_HEADER_STDBOOL): Define.
2342 (gcc_AC_C__BOOL): Define.
2343 * configure.in: Use them.
2344 (AC_CHECK_HEADERS): Remove stdbool.h
2345 * configure, config.in: Regenerate.
2347 2001-05-25 Richard Henderson <rth@redhat.com>
2349 * function.c (expand_function_start): Don't abort on PARALLEL
2350 returns from hard_function_value.
2352 2001-05-25 Richard Henderson <rth@redhat.com>
2354 * config/i386/i386.md: Revert previous change. Do not apply
2355 the peephole if the components do not die after the sequence.
2357 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
2359 * c-parse.in (array_declarator): New. Handle C99 constructs.
2360 Don't restrict [*] declarators to C only.
2361 (after_type_declarator, parm_declarator_starttypename,
2362 parm_declarator_nostarttypename, notype_declarator,
2363 direct_absdcl1): Use it.
2364 * c-decl.c (build_array_declarator, set_array_declarator_type):
2365 New functions. Warn that [*] isn't properly implemented; pedwarn
2366 for [*] outside C99 mode if pedantic rather than giving a hard
2368 (grokdeclarator): Handle static and type qualifiers in parameter
2370 * c-tree.h (build_array_declarator, set_array_declarator_type):
2372 * extend.texi (Attribute Syntax): Document attributes in parameter
2375 2001-05-25 Mark Mitchell <mark@codesourcery.com>
2377 * config/i386/i386.md: Make sure cmpstr peepholes do not
2378 affect liveness information.
2380 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2382 * c-typeck.c (digest_init): Issue error messages about
2383 invalid constants, not warnings.
2385 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2387 * invoke.texi (-fno-builtin): Document that this is always on
2390 2001-05-24 Philip Blundell <philb@gnu.org>
2392 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
2395 2001-05-24 Philip Blundell <philb@gnu.org>
2397 * config/arm/arm.c (output_return_instruction): Correctly handle
2398 interworking and interrupt functions.
2400 2001-05-24 Philip Blundell <philb@gnu.org>
2402 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
2403 -m{no-}sched-prolog. Fix typos and improve formatting.
2405 2001-05-24 Philip Blundell <philb@gnu.org>
2407 * invoke.texi (ARM Options): Improve wording slightly. Add
2408 documentation for more options, including those for Thumb mode.
2409 Don't mention options that don't exist or are unimplemented.
2410 (Thumb Options): Delete; merged into above section.
2412 2001-05-24 Geoff Keating <geoffk@redhat.com>
2414 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
2415 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
2417 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2419 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
2420 fix hard register simplification.
2422 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2424 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
2425 of just copying CPP_CPU_SPEC.
2427 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
2429 * i386.c (incdec_operand): Accept only 1 and -1.
2431 2001-05-23 Kelley Cook <kelley.cook@home.com>
2433 * Makefile.in: Move many of the *_H definitions eariler in the
2434 file, so that rules in t-* files that use them for
2435 dependencies will work in a parallel build.
2436 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
2438 2001-05-23 Richard Henderson <rth@redhat.com>
2440 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
2442 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2444 * cpp.texi: Update for handling of charconsts.
2445 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
2446 diagnostics. Skip to the end if the UCS is too short.
2447 (cpp_interpret_charconst): Long charconsts issue a warning
2450 2001-05-23 Richard Henderson <rth@redhat.com>
2452 * doc/install.texi (alpha-linux): Require binutils 2.11.
2454 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2456 * c-lex.c (read_escape, read_ucs): Delete.
2457 (lex_string): Use cpp_parse_escape.
2458 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
2459 if not C++ or not C99. Warn if traditional.
2460 (parse_escape): Rename cpp_parse_escape. Make the bitmask
2461 unsigned. Warn for out-of-range escape sequences here.
2462 Update to use maybe_read_ucs.
2463 (cpp_interpret_charconst): Don't warn here.
2464 * cpplib.h (cpp_parse_escape): New exported function.
2466 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
2468 * extend.texi (Attribute Syntax): Clarify application of
2469 attributes to parameters declared as functions or arrays.
2471 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
2473 * dbxout.c (dbxout_type_methods): Do still group methods by name.
2475 2001-05-23 Zack Weinberg <zackw@stanford.edu>
2477 * diagnostic.c (vnotice): Kill.
2478 (fnotice): Call vfprintf directly.
2479 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
2480 verbatim, set_diagnostic_context): Rename string argument to
2481 indicate that it is run through gettext.
2482 (vbuild_message_string, build_message_string, output_do_printf):
2483 Rename string argument to indicate that it is NOT run through
2485 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
2486 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
2487 Run msgid argument through gettext.
2488 (default_print_error_function): Run constant strings through
2489 gettext when nothing else will.
2490 (fatal_error, internal_error, error_recursion): Use fnotice.
2491 Present complete sentences to gettext.
2493 2001-05-23 Mark Mitchell <mark@codesourcery.com>
2495 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
2497 2001-05-23 Richard Henderson <rth@redhat.com>
2499 * function.c (expand_function_start): Always use a pseudo
2500 for the function result value.
2502 2001-05-22 Richard Henderson <rth@redhat.com>
2504 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
2505 section pointer alignment.
2507 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
2509 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
2510 of __USER_LABEL_PREFIX__.
2512 2001-05-22 Richard Henderson <rth@redhat.com>
2514 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
2515 (__deregister_frame_info_bases): New.
2516 * unwind-dw2-fde.h: Declare it.
2517 * libgcc-std.ver: Export it.
2518 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
2519 called __register_frame_info_bases.
2521 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2523 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
2524 instead of #elif (which is OK for this case but not in general).
2526 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
2528 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
2529 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
2530 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
2531 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
2532 "r2" to the assembly file. Only issue allocs with non-zero parameters.
2534 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2535 David O'Brien <obrien@freebsd.org>
2537 * config/freebsd.h (LIB_SPEC): Key the exact setting to
2538 configure-time options and target version of FreeBSD. Set-up
2539 to match architectural change in threading support. Correctly
2540 report when -pthread option is not supported by configure-time
2542 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
2543 and extend to encode target version number in run-time setting
2544 of __FreeBSD__ macro to match the system compiler.
2545 (CPP_PREDEFINES): Likewise.
2546 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
2548 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
2549 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
2551 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2552 David O'Brien <obrien@freebsd.org>
2554 * config.gcc (the unlabeled system switch statement): Add
2555 generic configuration section to handle *-*-freebsd*. Also,
2556 to match the system compiler, default to threading support (it
2557 may be disabled with the standard --disable-threads
2558 configuration-time switch).
2559 (i[34567]86-*-freebsd* in machine-specific section): Use it.
2560 (alpha*-*-freebsd* in machine-specific section): Likewise.
2562 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
2563 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
2564 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
2565 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
2566 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
2568 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2569 David O'Brien <obrien@freebsd.org>
2571 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
2572 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
2573 -pthread instead setting macro.
2575 2001-05-22 Richard Henderson <rth@redhat.com>
2577 * crtstuff.c (__register_frame_info_bases): Declare.
2578 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
2579 (__do_global_dtors_aux, __do_global_dtors): Streamline.
2581 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2582 (CRT_GET_RFIB_DATA): New.
2583 * config/i386/sysv4.h: Likewise.
2584 * config/i386/sco5.h: Likewise.
2585 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2587 2001-05-22 Richard Henderson <rth@redhat.com>
2589 * rtl.c (read_string): Break out from ...
2590 (read_rtx): ... here.
2592 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2594 * doc/install.texi (Specific): Remove a bogus and duplicate part
2595 copied from the end of the document.
2597 2001-05-22 Bernd Schmidt <bernds@redhat.com>
2599 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
2601 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2603 * install.texi: Remove obsolete information on SunOS as well as
2604 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
2605 (Installing GNU CC on the Sun): Remove section.
2607 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
2609 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
2610 keep errno unchanged on success.
2612 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
2614 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
2615 once for hexadecimal floats, whether or not they contain a decimal
2616 point. Don't let the setting of pedantic otherwise affect the
2617 parsing of hexadecimal floats.
2619 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2621 * README.ACORN: Remove obsolete file.
2623 2001-05-22 Jan Hubicka <jh@suse.cz>
2625 * combine.c (gen_binary): Use swap_commutative_operands_p
2626 (simplify_comparison): Likewise.
2627 * expmed.c (emit_store_flag): Likewise.
2628 * expr.c (compare_from_rtx): Likewise.
2629 (do_compare_rtx_and_jump): Likewise.
2630 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
2631 if not emitting a branch and operands want swapping.
2633 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
2635 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
2636 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
2637 (maybe_get_identifier): Update.
2638 * tree.h (make_identifier): Delete.
2640 2001-05-21 Richard Henderson <rth@redhat.com>
2642 * combine.c (subst): Do not substitute for a register as
2643 a destination subreg/strict_low_part/zero_extract.
2645 * combine.c (simplify_comparison): Update op1 after constant
2647 * recog.c (const_int_operand): Accept only constants valid
2649 * genrecog.c: Update comments wrt const_int_operand.
2651 * emit-rtl.c (init_emit_once): Zero unused memory in a
2654 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2656 * tree.h (type_num_arguments): Declare it.
2657 * tree.c (type_num_arguments): New function.
2659 2001-05-21 Richard Henderson <rth@redhat.com>
2661 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
2664 2001-05-21 Geoff Keating <geoffk@redhat.com>
2666 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
2668 (minsf3): Use rs6000_emit_minmax.
2669 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
2671 (movsfcc): Use rs6000_emit_cmove.
2672 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
2673 Don't generate emit_fselsfsf4.
2674 (fseldfsf4): Likewise.
2675 (maxdf3): Use rs6000_emit_minmax.
2677 (mindf3): Use rs6000_emit_minmax.
2678 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
2680 (movdfcc): Use rs6000_emit_cmove.
2681 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
2682 Don't generate emit_fselsfsf4.
2683 (fselsfdf4): Likewise.
2684 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
2685 (min_max_operator): New predicate.
2686 (rs6000_emit_cmove): New function.
2687 (rs6000_emit_minmax): New function.
2688 * config/rs6000/rs6000-protos.h: Prototype new functions.
2689 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
2690 and min_max_operator.
2692 * config/rs6000/rs6000.c (output_cbranch): Handle all
2693 conditional types in the switch statement.
2695 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2697 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
2698 non-register variables.
2699 * extend.texi: Document that asm-specifications do not make sense
2700 for non-static local variables.
2702 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
2704 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
2705 (dbxout_type_fields): Lose minimal_debug support.
2706 (dbxout_type_methods, dbxout_type): Likewise.
2708 2001-05-17 Andrew Haley <aph@redhat.com>
2710 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
2712 2001-05-21 Richard Henderson <rth@redhat.com>
2714 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
2717 2001-05-20 Richard Henderson <rth@redhat.com>
2719 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2720 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
2721 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
2722 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2723 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
2725 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2726 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
2727 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
2728 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2729 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2730 DEBUG_PUBNAMES_SECTION): Rename as above.
2731 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2733 2001-05-20 Richard Henderson <rth@redhat.com>
2735 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
2736 operands unless the operation is commutative.
2738 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2740 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
2743 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
2745 * extend.texi: Clarify documentation of extensions included in ISO
2746 C99. Prefer C99 terminology and syntax to old GNU terminology and
2747 syntax. Add more index entries. Document mixed declarations and
2748 code as an extension in C89 mode. Warn about future changes to
2749 semantics of inline functions. Fixes PR other/930.
2751 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2753 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
2754 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2755 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
2756 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2758 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
2760 2001-05-20 Richard Henderson <rth@redhat.com>
2762 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
2763 to be output before a branch.
2765 2001-05-20 Richard Henderson <rth@redhat.com>
2767 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
2769 2001-05-20 Richard Henderson <rth@redhat.com>
2771 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
2772 (ASM_DOUBLE): Remove.
2773 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
2774 * config/i386/sun386.h: Likewise.
2776 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
2777 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
2779 * config/i386/cygwin.h (INT_ASM_OP): Remove.
2780 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
2781 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
2782 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
2784 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
2785 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
2786 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
2787 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
2788 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
2789 * config/i386/win32.h: Likewise.
2791 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2793 * invoke.texi: Add more options to summary list.
2795 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2797 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
2798 used. Fixes PR c/2291.
2799 * gcc.1: Regenerate.
2801 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2803 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
2804 the -fpic and -fPIC options, clear flag_pic.
2806 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2808 * hashtable.c (calc_hash): Fix HASHSTEP definition.
2809 * stringpool.c (make_identifier): No statistics here anymore.
2810 * objc-act.c (steup_string_decl): Remove redundant check.
2812 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2814 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
2815 cpplib.o, cpphash.o, fix-header): Update.
2816 (hashtable.o): New target.
2817 * c-common.h: Include cpplib.h. Define C_RID_CODE and
2818 struct c_common_identifier here.
2819 * c-lang.c (c_init_options): Update. Call set_identifier_size.
2820 * c-lex.c (c_lex): Update.
2821 * c-pragma.h: Update.
2822 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
2824 (C_RID_CODE): Delete.
2825 * cpphash.c: Rewrite to use hashtable.c.
2826 * cpphash.h: Update include guards.
2827 (struct cpp_reader): Remove hashtab.
2828 hash_ob and buffer_ob are no longer pointers. Add hash_table
2830 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
2831 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
2832 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
2833 * cppinit.c (cpp_create_reader): Update.
2834 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
2835 (cpp_interpret_charconst): Eliminate warning.
2836 * cpplib.c (do_pragma, do_endif, push_conditional,
2837 cpp_push_buffer, cpp_pop_buffer): Update.
2838 (_cpp_init_stacks): Rename cpp_init_directives.
2839 (_cpp_cleanup_stacks): Remove.
2840 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
2841 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
2842 cpp_forall_identifiers, cpp_create_reader): Update.
2843 (C_RID_CODE, cpp_make_node): New.
2844 (c_common_identifier): New identifier node for C front ends.
2845 * cppmain.c (main): Update.
2846 * fix-header.c (read_scan_file): Update.
2847 * flags.h (id_clash_len): Make unsigned.
2848 * ggc.h (ggc_mark_nonnull_tree): New.
2851 * stringpool.c: Update comments and copyright. Update to use
2853 * toplev.c (approx_sqrt): Move to hashtable.c.
2854 (id_clash_len): Make unsigned.
2855 * toplev.h (ident_hash): New.
2856 * tree.c (gcc_obstack_init): Move to hashtable.c.
2857 * tree.h: Include hashtable.h.
2858 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
2859 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
2860 (struct tree_identifier): Update.
2861 (make_identifier): New.
2863 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
2864 (C_RID_CODE): Remove.
2865 * lex.c (cxx_init_options): Call set_identifier_size. Update.
2866 (init_parse): Don't do it here.
2868 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
2870 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
2872 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
2874 (expand_eh_return): Convert between word_mode and Pmode.
2875 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
2877 (execute_stack_op): Likewise.
2878 (execute_cfa_program): Likewise.
2879 (uw_frame_state_for): Likewise.
2880 (uw_update_context_1): Likewise.
2881 * unwind.inc (_Unwind_Reason_Code): Likewise.
2882 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
2883 (EH_RETURN_STACKADJ_RTX): Likewise.
2884 * config/mips/mips.c (compute_frame_size): Make space for saving
2885 EH return registers.
2886 (mips_expand_epilogue): Handle EH stack adjustments.
2887 * config/mips/mips.md (eh_return): New pattern.
2888 (eh_set_lr_si): Likewise.
2889 (eh_set_lr_di): Likewise.
2890 Add splitter to perform EH return after reload.
2892 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2894 * jump.c (mark_jump_label): Tidy previous change.
2896 2001-05-19 Bruce Korb <bkorb@gnu.org>
2898 * fixinc/genfixes: no need for two warnings
2899 * fixinc/Makefile.in: open stdin for those building with a closed one.
2901 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2903 * jump.c (jump_optimize_1): Tidy.
2904 (mark_jump_label): When changing the label in a LABEL_REF, change
2905 update any REG_EQUAL notes as well.
2907 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
2909 * c-parse.in (parm_declarator): Split into
2910 parm_declarator_starttypename and parm_declarator_nostarttypename.
2911 (parm_declarator_starttypename, parm_declarator_nostarttypename):
2912 New. Allow parenthesised sub-declarators which don't begin with a
2913 TYPENAME. Fixes PR c/166.
2915 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2917 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
2919 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2921 * toplev.c (main): If the target does not allow profiling without
2922 a frame pointer, issue an error message.
2923 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2926 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2928 * recog.c (general_operand): Modify last change to allow it if reload
2931 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2933 * recog.c (general_operand): Prohibit nonzero subreg bytes on
2934 subregs containing mem.
2936 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
2938 * regrename.c (regrename_optimize): frame pointer register can
2941 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
2943 * README.DWARF: Move into dwarfout.c.
2945 2001-05-18 Dale Johannesen <dalej@apple.com>
2947 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
2948 specific misuse of r0 as a reload address.
2950 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
2952 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
2955 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2957 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
2958 (add_to_sequence): Make that decision type.
2959 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
2960 (write_switch, write_cond, debug_decision_2): Likewise.
2962 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
2964 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
2967 2001-05-18 Stan Shebs <shebs@apple.com>
2969 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
2970 * configure: Regenerate.
2972 2001-05-18 Per Bothner <per@bothner.com>
2974 Changes needed for java/jvspec.c
2975 * gcc.h (n_infiles, outfiles): Add declarations.
2976 * gcc.c (n_infiles, outfiles): Mske no longer static.
2978 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
2980 * config/pa/som.h (EXCEPTION_SECTION): Define.
2982 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
2984 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
2986 Add have_location_lists, a variable to determine whether we need a
2987 .debug_loc section or not.
2988 (enum dw_val_class): Add dw_val_class_loc_list.
2989 (dw_val_struct): Add val_loc_list.
2990 (dw_loc_list_struct): New structure, represents location lists.
2991 (new_loc_list): New function, return a new location list, given
2992 the range and location expression.
2993 (add_loc_descr_to_loc_list): New function, add a location
2994 expression to a location list, given the expression and range.
2995 (output_loc_list): New function, output a location list.
2996 (gen_internal_sym): Modified to take symbol prefix, so we can
2997 reuse it for location list symbols.
2998 (add_AT_loc_list): New function, add a location list to a DIE at
2999 the named attribute.
3000 (AT_loc_list): New function, return the location list reference
3001 for a given attribute, if it's a location list.
3002 (print_die): Handle dw_val_class_loc_list.
3003 (size_of_die): Ditto.
3004 (value_format): Ditto.
3005 (output_die): Ditto.
3006 (output_location_lists): New function, output all of the location
3007 lists for a DIE and it's children.
3008 (dwarf2out_finish): Call output_location_lists if we have location
3012 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3014 * gcse.c (try_replace_reg): First try global replace, later try to
3015 simplify the expression.
3017 * gcse.c (find_used_regs): Change calling convention; work via
3019 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
3021 2001-05-18 Bernd Schmidt <bernds@redhat.com>
3024 2001-02-09 Nick Clifton <nickc@redhat.com>
3025 * config/arm/arm.md: Change output constraint on post inc
3026 load/store multiple patterns to be a read/write constraint.
3028 2001-05-18 Mark Mitchell <mark@codesourcery.com>
3030 * basic-block.h (struct basic_block_def): Add documentation about
3031 what a basic block is, and what the various fields are used for.
3032 * flow.c (calculate_globlal_regs_live): Add documentation about
3033 how the algorithm works, and how we know that it will terminate.
3034 Check that the the inductive assumption that guarantees
3035 termination actually holds.
3036 (mark_used_regs): Treat conditionally set registers as used.
3037 (debug_regset): Add comment.
3038 * rtl.texi (cond_exec): Add documentation.
3040 * function.c (expand_function_start): Avoid creating BLKmode
3043 2001-05-17 Mark Mitchell <mark@codesourcery.com>
3045 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
3046 DIE, even if it has no children.
3047 (dwarf2out_finish): Always output the line-number table, even if
3050 2001-05-18 David Edelsohn <edelsohn@gnu.org>
3052 * rs6000.md (movsfcc,movdfcc): Remove NE case.
3054 2001-05-17 Bruce Korb <bkorb@gnu.org>
3056 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
3057 * fixinc/genfixes: emit a warning if AutoGen is out of date
3059 2001-05-17 Brendan Conoboy <blc@cygnus.com>
3060 Bruce Korb <bkorb@gnu.org>
3062 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
3063 found in fixinc directory. Facilitates binary distributions.
3065 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
3067 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
3070 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
3072 * dwarf2out.c (modified_type_die): Equate qualified type to die.
3074 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3076 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
3077 (simplify_subreg): Handle complex types represented as CONCAT.
3079 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
3080 * rtl.h (swap_commutative_operands_p): Declare.
3081 * rtlanal.c (swap_commutative_operands_p): New.
3082 (operand_preference): New static function.
3084 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
3085 (gen_binary): Likewise.
3086 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
3087 * simplify-rtx.c (simplify_gen_binary,
3088 simplify_gen_relational): Likewise.
3090 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3092 * cse.c (fold_rtx): Use simplify_subreg.
3094 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
3095 (simplify_gen_subreg): New.
3096 (simplify_rtx): Use simplify_subreg.
3097 * rtl.h (simplify_gen_subreg): Declare.
3099 2001-05-17 Mark Mitchell <mark@codesourcery.com>
3101 * doc/install.texi: Update Solaris information.
3103 * except.h (protect_cleanup_actions): Remove it.
3104 (lang_protect_cleanup_actions): Declare it.
3105 * except.c (protect_cleanup_actions): Remove it.
3106 (lang_protect_cleanup_actions): New variable.
3107 (init_eh): Don't make protect_cleanup_actions a GC root.
3108 (expand_eh_region_and_cleanup): Call
3109 lang_protect_cleanup_actions.
3110 (output_function_exception_table): Remove unused `align'
3112 * varasm.c (assemble_external): Abort if we have not yet
3113 opened the assembly output file.
3115 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
3117 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
3118 for eh_personality_libfunc.
3120 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3122 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
3123 when calling simplify_subreg. This is needed to allow replacing
3124 of expression of one mode by expression of different mode.
3126 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3128 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
3130 2001-05-17 Bernd Schmidt <bernds@redhat.com>
3132 * expr.c (protect_from_queue): Protect against subsequent calls to
3134 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
3137 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3139 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
3141 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3143 * gccbug.in (CATEGORIES): Add "bootstrap".
3145 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3147 * simplify-rtx.c (simplify_subreg): Break out from ...
3148 * combine.c (combine_splify_rtx) ... here and ...
3149 * recog.c (validate_replace_rtx_1): ... here;
3150 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
3151 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
3152 (subreg_lowpart_p): ... here.
3154 2001-05-17 Bernd Schmidt <bernds@redhat.com>
3156 * stmt.c (expand_asm_operands): For inout operands, make sure
3157 the substitution of '=' for '+' makes it into the rtl.
3159 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
3160 (reload_as_needed): Call update_eliminable_offsets a bit later.
3162 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3164 * gcc.texi (gccbug): Refer to the web pages for detailed information
3167 2001-05-16 Zack Weinberg <zackw@stanford.edu>
3169 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
3171 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
3172 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
3173 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
3174 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
3175 * cross-make: Don't set LIBGCC1.
3176 * mklibgcc.in: Delete all code for building from libgcc1.c.
3177 Always honor LIB1ASMFUNCS if set.
3179 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
3180 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
3181 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
3182 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
3183 config/i386/uwin.asm, config/m68hc11/larith.asm,
3184 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
3185 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
3186 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
3187 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
3188 Delete or update references to libgcc1 in commentary.
3190 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
3191 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
3192 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
3193 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
3194 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
3195 config/arm/t-semi, config/arm/t-strongarm-coff,
3196 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
3197 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
3198 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
3199 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
3200 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
3201 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
3202 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
3203 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
3204 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
3205 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
3206 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
3207 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
3208 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
3209 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
3210 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
3211 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
3212 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
3213 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
3214 config/mips/t-ultrix, config/mn10200/t-mn10200,
3215 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
3216 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
3217 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
3218 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
3219 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
3220 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
3221 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
3222 config/sparc/t-sparclite, config/sparc/t-splet,
3223 config/sparc/t-sunos41, config/sparc/t-vxsparc,
3224 config/sparc/t-vxsparc64, config/v850/t-v850:
3225 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
3227 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
3228 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
3229 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
3230 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
3231 nongcc_SI_type, nongcc_word_type, or perform_*
3232 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
3234 * config/i386/386bsd.h, config/i386/beos-elf.h,
3235 config/i386/linux-aout.h, config/i386/linux-oldld.h,
3236 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
3237 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
3238 Don't include i386/perform.h.
3240 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
3241 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
3242 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
3243 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
3244 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
3245 config/vax/t-openbsd, config/vax/t-vax: Delete.
3247 * config.gcc: Remove references to deleted files.
3248 (arm-semi-aof): Use arm/t-semi for tmake_file.
3250 * gcc.texi, install.texi, invoke.texi, tm.texi:
3251 Delete or rewrite text which is no longer relevant now that
3252 libgcc1 no longer exists.
3254 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
3255 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
3257 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
3258 Bruce Korb <bkorb@gnu.org>
3260 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
3263 2001-05-16 Zack Weinberg <zackw@stanford.edu>
3265 * i386.md: Add two peepholes to clean up code generated by
3268 2001-05-16 Richard Henderson <rth@redhat.com>
3270 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
3271 variants of non-absolute encodings.
3273 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3275 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
3276 __register_frame_info_table_bases): Export.
3278 2001-05-16 Richard Henderson <rth@redhat.com>
3280 * except.c (eh_data_format_name): Move to ...
3281 * dwarf2asm.c: ... here. Use designated initializers if available.
3282 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
3283 * dwarf2asm.h: Update declarations.
3284 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
3285 ASM_PREFERRED_EH_DATA_FORMAT.
3286 (output_call_frame_info): Likewise. Use 'L' augmentation for
3289 * unwind-dw2-fde.h (struct fde_vector): New.
3290 (struct old_object): Rename from struct object.
3291 (struct object): New.
3292 (__register_frame_info_bases): Declare.
3293 (__register_frame_info_table_bases): Declare.
3294 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
3295 * unwind-dw2-fde.c (objects): Remove.
3296 (unseen_objects, seen_objects): New.
3297 (__register_frame_info_bases): New.
3298 (__register_frame_info): Use it.
3299 (__register_frame_info_table_bases): New.
3300 (__register_frame_info_table): Use it.
3301 (__deregister_frame_info): Rewrite for changed object struct.
3302 (base_from_object, get_cie_encoding, get_fde_encoding): New.
3303 (fde_unencoded_compare): Rename from fde_compare; uninline.
3304 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
3305 (start_fde_sort): Adjust for new definition of fde_vector.
3306 (fde_insert): Likewise.
3307 (end_fde_sort): Likewise. Select comparison function based
3308 on properties of the object.
3309 (fde_split): Take object and fde_compare_t arguments.
3310 (frame_heapsort, fde_merge): Likewise.
3311 (classify_object_over_fdes): Rename from count_fdes. Handle
3312 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
3314 (add_fdes): Handle encoded pointers.
3315 (init_object): Rename from frame_init. Update for new struct object.
3316 (linear_search_fdes): Rename from search_fdes. Handle encoded
3318 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
3319 (binary_search_single_encoding_fdes): New.
3320 (binary_search_mixed_encoding_fdes): New.
3321 (search_object): New.
3322 (_Unwind_Find_FDE): Update for new struct object. Fill in
3324 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
3325 iterating over EH data.
3326 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
3327 fde_encoding, lsda_encoding.
3328 (read_uleb128, read_sleb128): Remove.
3329 (read_encoded_pointer): Remove. All callers use read_encoded_value.
3330 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
3331 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
3333 * unwind-pe.h: Add "struct" to _Unwind_Context references.
3335 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3337 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
3338 * cpphash.c (_cpp_lookup_with_hash): Similarly.
3339 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
3340 cpp_spell_token, cpp_output_token): Similarly.
3341 * cpplib.c (lex_macro_node, do_undef, do_pragma,
3342 do_pragma_poison, parse_assertion, do_assert): Similarly.
3343 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
3344 save_parameter, _cpp_create_definition, check_trad_stringification,
3345 cpp_macro_definition): Similarly.
3346 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
3347 * c-lex.c (cb_undef, c_lex): Similarly.
3348 * fix-header.c (recognized_function): Similarly.
3349 * cpplib.h (NODE_LEN, NODE_NAME): New.
3350 (cpp_hashnode): Rename length len.
3352 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
3354 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
3357 2001-05-16 Andreas Jaeger <aj@suse.de>
3359 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
3361 * toplev.c: Include dwarf2asm.h for prototype of
3362 dw2_output_indirect_constants.
3364 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
3366 * stmt.c (expand_asm_operands): Be able to offload addressof
3367 expression to memory. (PR optimization/185)
3369 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
3371 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
3372 applying distributive law.
3374 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3376 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
3378 * gthr-dce.h (UNUSED): Attribute unused macro.
3379 (__gthread_key_dtor): Make arguments UNUSED.
3380 (__gthread_key_delete): Revise for compatibility with DRAFT4
3383 2001-05-16 David Edelsohn <edelsohn@gnu.org>
3385 * doc/install.texi: Update AIX information.
3386 * README.RS6000: Remove obsolete file.
3388 2001-05-16 Jakub Jelinek <jakub@redhat.com>
3389 Nathan Sidwell <nathan@codesourcery.com>
3391 * gcc.c (give_switch): Don't write before start of string.
3392 Always append suffix.
3394 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
3396 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
3399 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3401 * README.ALTOS: Remove obsolete file.
3403 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3405 * c-lex.h (save_and_forget_protocol_qualifiers,
3406 forget_protocol_qualifiers, remember_protocol_qualifiers):
3407 Remove deleted functions' prototypes.
3409 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3411 * c-parse.in (methodtype): New production.
3412 (methoddef, methodproto): Collapse separate '-' and '+'
3415 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3417 * c-common.h (RID_FIRST_PQ): New.
3418 * c-parse.in (objc_pq_context): New.
3419 (objc parser): Set objc_pq_context rather than calling
3420 remember_protocol_qualifiers and forget_protocol_qualifiers.
3421 Don't call save_and_forget_protocol_qualifiers.
3422 (yylexname): Handle objc protocol qualifiers here.
3423 * stringpool.c (struct str_header): Replace with sp_hashnode.
3424 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
3425 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
3426 Allocate an IDENTIFIER_NODE for each identifier.
3427 (FORALL_STRINGS, set_identifier): Delete.
3428 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
3429 (ggc_alloc_string): Use an obstack.
3430 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
3431 * tree.h: Update comments.
3432 (set_identifier): Delete.
3433 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
3434 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
3435 remember_protocol_qualifiers): Delete.
3437 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
3439 * flow.c (life_analysis): After life analysis is complete, do
3440 an optional scan over insns looking for REG_LABEL notes that
3441 reference a deleted label.
3442 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
3443 before peeking at LABEL_NUSES.
3445 2001-05-15 Richard Henderson <rth@redhat.com>
3447 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
3448 (_Unwind_GetTextRelBase): New.
3450 2001-05-15 Mark Mitchell <mark@codesourcery.com>
3452 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3454 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
3456 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
3457 so that CHOOSE_SECTION gets used.
3459 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
3460 TARGET_RELOCATABLE like flag_pic for now.
3462 2001-05-15 David Edelsohn <edelsohn@gnu.org>
3464 * rs6000.md (movdi splitter): Sign extend more efficiently.
3465 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
3466 to "long long" valid on 32-bit and 64-bit hosts.
3467 (logical_operand): Cast trunc_int_for_mode return value.
3468 (rs6000_emit_move): Shift macro to encapsulate variable.
3469 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
3470 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
3471 plus_constant requires signed argument.
3473 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
3475 * gthr-posix.h: Make additional pthread-* functions weak.
3477 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
3479 * recog.c (apply_change_group): Avoid unneeded validating.
3481 2001-05-14 David Edelsohn <edelsohn@gnu.org>
3483 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
3484 (num_insns_constant): CONST_INT can be 64-bits.
3486 2001-05-14 Stan Shebs <shebs@apple.com>
3488 * config/darwin.h (LIB_SPEC): Just use -lSystem.
3489 (LIBGCC_SPEC): Don't define.
3491 2001-05-14 Richard Henderson <rth@redhat.com>
3493 * configure.in (gcc_cv_as_eh_frame): New test.
3494 * config.in, configure: Rebuild.
3495 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
3497 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3499 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
3500 extended precision divide.
3502 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3504 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
3505 for RETURNS as well.
3507 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
3509 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
3510 (CPP_CPU??_SIZE_TYPE): New.
3511 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
3512 (CPP_CPU_SPEC): ... here; support choosing of CPU.
3513 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
3514 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
3516 * i386.c (override_options): Add sorry about not suported modes.
3518 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
3520 * config/pa/som.h (NM_FLAGS): Remove.
3521 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
3522 (ASM_OUTPUT_SECTION_NAME): Remove.
3523 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
3525 2001-05-14 Mark Mitchell <mark@codesourcery.com>
3527 * regrename.c (regrename_optimize): Do not rename registers to
3530 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
3532 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
3533 contain MEMs. Remove useless distinction about clobbering
3536 2001-05-13 Geoff Keating <geoffk@redhat.com>
3538 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
3539 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
3540 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
3541 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3542 (EXCEPTION_SECTION): Define.
3544 2001-05-13 Zack Weinberg <zackw@stanford.edu>
3546 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
3547 binary backward compat only.
3548 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
3549 in LIB2FUNCS. Pass it to mklibgcc.
3550 * mklibgcc.in: Handle LIB2FUNCS_ST.
3552 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
3554 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
3556 * tm.texi (THREAD_MODEL_SPEC): Document it.
3557 * gcc.c (main): Use it.
3558 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
3559 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
3561 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3563 * rtl.h (SYMBOL_REF_WEAK): New macro.
3564 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
3565 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
3566 * rtl.texi (SYMBOL_REF_WEAK): Document it.
3567 * gcc.texi: Remove wrong description.
3569 2001-05-13 Mark Mitchell <mark@codesourcery.com>
3571 * Makefile.in (STAMP): New macro.
3572 Replace all uses of `touch' with $(STAMP).
3573 * fixinc/Makefile.in: Likewise.
3575 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3577 * configure.in: ldopen is never in -lexc, so don't test for it.
3578 Add test for exc_resume in -lexc for Ada.
3579 * configure: Regenerated.
3581 2001-05-12 Richard Henderson <rth@redhat.com>
3583 * dwarf2asm.c (size_of_encoded_value): New function.
3584 * dwarf2asm.h: Declare it.
3585 * except.c (output_function_exception_table): Align the TType
3586 array only as wide as the encoding.
3588 2001-05-12 Zack Weinberg <zackw@stanford.edu>
3590 * extend.texi: Document #pragma GCC java_exceptions.
3592 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3594 * c-parse.in (bison parser, init_reswords): Remove uses of
3596 * c-tree.h (doing_objc_thang): Remove.
3598 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3600 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
3601 about files not ending in newlines.
3603 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3605 * dwarfout.c (dwarfout_init): Add cast.
3606 * sched-deps.c (sched_analyze_insn): Remove unused vars.
3607 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
3609 * method.c (build_mangled_C99_name): Remove unused prototype.
3611 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3613 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
3615 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3617 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
3618 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
3620 2001-05-11 Richard Henderson <rth@redhat.com>
3622 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3623 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
3624 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
3625 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
3626 (dw2_output_indirect_constants): Prototype.
3627 * dwarf2out.c (dwarf2out_begin_prologue): Generate
3628 current_function_func_begin_label if we'll need it for EH. Exit
3629 early for IA64_UNWIND_INFO.
3630 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
3631 (eh_data_format_name): Update for indirect references.
3632 (output_function_exception_table): Care for IA64_UNWIND_INFO.
3633 Handle ASM_PREFERRED_EH_DATA_FORMAT.
3634 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
3635 define HAVE_eh_return etc.
3636 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
3637 (final_end_function): Don't call output_function_exception_table.
3638 * toplev.c (compile_file): Call dw2_output_indirect_constants.
3639 (rest_of_compilation): Invoke output_function_exception_table
3640 for ia64 before assemble_end_function.
3641 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
3642 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
3644 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
3645 * unwind.h: Declare them.
3646 * libgcc-std.ver: Export them.
3647 * unwind-pe.h: New file.
3649 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3651 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
3653 (find_fde_for_dso): Extract DT_PLTGOT.
3654 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
3655 the segment and gp as well.
3656 * config/ia64/frame-ia64.c: Remove file.
3657 * config/ia64/frame-ia64.h: Remove file.
3658 * config/ia64/unwind-ia64.c: New file.
3659 * config/ia64/unwind-ia64.h: New file.
3660 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
3661 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
3662 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
3663 (ASM_PREFERRED_EH_DATA_FORMAT): New.
3664 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
3665 (IA64_UNWIND_INFO): Re-enable.
3666 (HANDLER_SECTION): Remove.
3667 (EH_RETURN_DATA_REGNO): New.
3668 * config/ia64/ia64.md (exception_receiver): Remove.
3669 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
3670 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
3672 2001-05-11 Richard Henderson <rth@redhat.com>
3674 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
3675 calls and jumps to be bundled together.
3676 (ia64_reorg): Emit a break after a noreturn call that ends
3678 * config/ia64/ia64.md (break_f): New.
3680 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3682 * c-lex.c (lex_charconst): Convert into a simple wrapper
3683 around cpp_interpret_charconst, to which most of the code
3685 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
3686 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
3687 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
3688 (lex): Use cpp_interpret_charconst.
3689 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
3690 hex_digit_value): New functions.
3691 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
3692 * cpplib.h (cpp_interpret_charconst): New prototype.
3693 * Makefile.in: Update.
3695 2001-05-12 Dean Wakerley <dean@wakerley.com>
3697 * doc/install.texi: New file. Converted to texinfo from the HTML
3698 documentation in wwwdocs/htdocs/install.
3700 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
3702 * gcse.c (insert_insn_end_bb): Do not search for assignments to
3703 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3705 * toplev.c (compile_file): Move comment for opening output
3706 file to just before the code that opens the output file.
3708 2001-05-11 Jakub Jelinek <jakub@redhat.com>
3710 * regmove.c (regmove_optimize): Suppress the optimization for
3711 unchanging destination register. Add comment above function.
3713 2001-05-11 Zack Weinberg <zackw@stanford.edu>
3715 * Makefile.in: Exterminate all references to assert.h.
3716 * cross-make: Likewise.
3718 * configure.in: Correct commentary.
3719 * configure: Regenerate.
3721 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
3724 * config/t-freebsd, config/t-linux, config/t-linux-aout,
3725 config/t-netbsd, config/t-rtems, config/x-linux,
3726 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
3727 No need to override INSTALL_ASSERT_H.
3729 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
3730 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
3731 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
3733 2001-05-11 Graham Stott <grahams@redhat.com>
3735 * combine.c (simplify_comparison): Fix typo.
3737 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3739 * loop.h (struct movables): Remove `num'.
3740 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
3741 Adjust call to strength_reduce.
3742 (num_unmoved_movables): New function.
3743 (move_movables): Don't set movables->num.
3744 (strength_reduce): Compute the number of instructions in the loop
3745 here, rather than in the caller.
3746 (check_dbra_loop): Always clear reversible_mem_store if there
3747 are any memory sets.
3748 (loop_regs_scan): Don't count instructions here.
3749 (count_insn_in_loop): New function.
3751 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3753 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
3755 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
3757 * c-common.c (finish_label_expr): New function, lifted from
3758 from cp/semantics.c.
3759 * c-common.h (finish_label_expr, lookup_label): New prototypes.
3760 * c-parse.in: Move 3 blocks of parser code into new functions.
3761 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
3762 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
3763 (lookup_label): Remove.
3765 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
3767 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
3768 FLOAT_BIT_ORDER_MISMATCH.
3770 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3772 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
3773 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
3775 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3777 * expr.c (emit_group_load): extract_bit_field requires a REG or
3780 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
3782 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
3783 a computed jump into an unconditional jump.
3784 In second hunk of code for collapsing computed and conditional jumps
3785 into unconditional jumps, reemit the jump in additional cases.
3787 * jump.c (jump_optimize_1): Do not wrap the new jump target
3788 inside a LABEL_REF; gen_jump will do that automatically.
3790 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
3792 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
3793 contents for a SYMBOL_REF in case of floating point constants.
3795 2001-05-10 DJ Delorie <dj@redhat.com>
3797 * c-common.c (combine_strings): Widen strings in a
3798 host-endian-independent way.
3800 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
3802 * c-parse.in: Remove many shift/reduce conflicts. Update
3804 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
3805 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
3806 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
3807 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
3808 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
3809 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
3810 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
3811 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
3812 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
3813 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
3814 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
3815 typespec_reserved_nonattr, typespec_reserved_attr,
3816 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
3817 structsp_nonattr, components_notype, component_notype_declarator,
3818 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
3819 firstparm, setspecs_fp): New
3820 (typed_declspecs, reserved_declspecs, typed_typespecs,
3821 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
3822 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
3823 declmods_no_prefix_attr, nonempty_type_quals, structsp,
3824 type_quals): Remove. Users updated.
3825 (initdecls, notype_initdecls, after_type_declarator,
3826 parm_declarator, notype_declarator, absdcl1, components, ivars):
3827 Don't allow attributes at the start of a declarator; include them
3828 in the production containing the declarator instead. Always
3829 require type specifiers before trying to redeclare a typedef name.
3830 (typename): Allow for attributes but warn that they are ignored.
3831 (parmlist, firstparm, setspecs_fp): Include attributes in
3832 parmlist; suck them off the parser stack in firstparm using
3835 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
3837 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
3838 to determine if a block has an unconditional jump at its end.
3840 * jump.c (jump_optimize_1): When converting a conditional jump
3841 to an unconditional jump, build the jump using gen_jump instead
3842 of just modify operands in-place.
3844 2001-05-09 Zack Weinberg <zackw@stanford.edu>
3846 * cppinit.c (cpp_post_options): Shut off macro expansion if
3848 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
3849 IN_I directives only if the # is in column 1 and the directive
3850 name begins in column 2.
3851 * cppmain.c (scan_buffer): Insert a space between # and an
3852 identifier, when that identifier is a directive name.
3854 * tradcpp.c (struct file_buf): Add a pointer to the next entry
3855 in the header search path.
3856 (enum node_type): Add T_INCLUDE_NEXT.
3857 (directive_table): Add entry for include_next.
3858 (do_include_next): New function.
3859 (process_include): New routine, broken out of do_include.
3860 (finclude): Insert 'nhd' argument, to be copied into
3861 next_header_dir of the new buffer.
3862 (main): Adjust to match.
3863 * gsyslimits.h, limity.h: Un-indent #include_next.
3865 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
3867 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
3868 inclusion as a chapter of the GCC manual.
3869 * gcc.texi: Include objc.texi.
3870 * fdl.texi: Use @unnumberedsec for the addendum.
3871 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
3873 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3875 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
3877 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
3879 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
3880 handling of two-address insns.
3882 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
3884 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
3885 ../binutils/nm-new instead of ../binutils/nm.
3887 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3889 * i386.md (movdi splitter): Fix the splitting condition
3890 (float_extenddftf splitter): Fix mode.
3892 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
3894 * genrecog.c (write_switch): Avoid outputting of switch for
3895 types wider than int.
3897 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
3899 * reload1.c (copy_eh_notes): New function.
3900 (emit_input_reload_insns): Call it.
3901 (emit_output_reload_insns): Call it.
3903 2001-05-07 Zack Weinberg <zackw@stanford.edu>
3905 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
3907 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
3908 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
3910 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
3912 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
3914 * pa.md (interspace_jump): Revise comment.
3915 (builtin_longjmp): Block initial setup insns from delay slot of
3917 (builtin_setjmp_receiver): New expander to save and restore PIC
3920 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
3922 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
3924 * toplev.c (compile_file): Set up the output file before we call
3925 the various initializers for the compiler.
3927 * except.c (sjlj_mark_call_sites): Do not search for assignments to
3928 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3930 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
3931 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
3933 2001-05-06 Zack Weinberg <zackw@stanford.edu>
3935 * Makefile.in (tradcpp0): Correct typo in dependency list.
3937 2001-05-06 Geoff Keating <geoffk@redhat.com>
3939 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
3940 the link register if we're not going to use it.
3942 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
3943 (output_function_profiler): Likewise.
3945 2001-05-07 Alan Modra <amodra@one.net.au>
3947 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
3949 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
3951 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
3952 zero-extend it. Make abs_inc unsigned.
3954 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
3955 widest mode in narrowing and widening operations.
3957 * config/mips/mips.md: Sign extend CONST_INTs.
3959 2001-05-06 Andreas Jaeger <aj@suse.de>
3961 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
3962 (i386 Options): Document -momit-leaf-frame-pointer.
3964 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
3966 * c-typeck.c (internal_build_compound_expr): Check for
3967 array to pointer conversion just once.
3969 2001-05-05 Richard Henderson <rth@redhat.com>
3971 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
3973 2001-05-05 Richard Henderson <rth@redhat.com>
3975 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
3976 to the parent of the fixup region.
3978 2001-05-05 Jakub Jelinek <jakub@redhat.com>
3980 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
3982 * cpp.texi (__NO_INLINE): Document it.
3984 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
3986 * cppfiles.c (struct include_file): New member err_no.
3987 (find_or_create_entry): Set it.
3988 (open_file): Don't set fds to -2. Instead, use err_no to
3989 remember previous errors, if any.
3991 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3993 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
3994 between X and Y by using sequences of xgdx and xgdy.
3996 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3998 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
3999 of '!' for the 'D' alternative ('!' is too strong).
4000 ("*logicalsi3_silshl16"): Likewise.
4001 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
4002 ("movstrictsi"): Remove spurious '+'.
4003 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
4004 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
4005 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
4008 2001-05-04 David Edelsohn <edelsohn@gnu.org>
4010 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
4012 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
4014 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
4017 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4019 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
4022 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4024 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
4025 soft register, use ror instead of rol.
4027 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4029 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
4030 into account pre/post increment decrement for 68HC12.
4031 Fix other problems in replacement and fix call to reg_mentioned_p.
4033 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4035 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
4036 Put the soft registers in bss for 68HC12.
4037 (L_regs_d3_4): New for _.d3 and _.d4.
4038 (L_regs_d5_6): Likewise.
4039 (L_regs_d1_2): Likewise.
4040 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
4042 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4044 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
4045 to the pre-processor when -fshort-double is specified.
4046 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
4048 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4050 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
4051 (__mulsi3): Rewrite for 68HC12.
4052 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
4053 Mark 'x' constraint with earlyclobber to prevent a
4054 RELOAD_FOR_OTHER_ADDRESS to go in it.
4055 (mulhi3_m68hc12): New pattern.
4056 (mulhi3_m68hc11): Rename of mulhi3.
4057 (mulhi3): New expand for 68HC12 optimisation.
4058 (umulhisi3, mulhisi3): New patterns for 68HC12.
4060 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4062 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
4063 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
4064 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
4066 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4068 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
4069 constants cheap after reload.
4070 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
4072 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
4073 so that gcc prefers a shift by 16.
4074 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
4076 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
4078 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
4080 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4082 * alpha.h: NULL_PTR -> NULL.
4089 * i386.md: Likewise.
4092 * m68hc11.h: Likewise.
4093 * rs6000.h: Likewise.
4096 * sparc.h: Likewise.
4100 * final.c: Likewise.
4102 * recog.c: Likewise.
4104 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4106 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
4107 `bool' parameter to `int'.
4109 * hash.c (hash_lookup): Likewise.
4111 * hash.h (hash_lookup): Likewise.
4113 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
4115 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
4117 * i386.c (x86_initialize_trampoline): Fix mode of constant.
4119 2001-05-03 Geoff Keating <geoffk@redhat.com>
4121 * invoke.texi (i386 Options): Delete references to -malign-jumps,
4122 -malign-loops, -malign-functions.
4123 * i386.c (ix86_align_funcs): Delete.
4124 (ix86_align_loops): Delete.
4125 (ix86_align_jumps): Delete.
4126 (override_options): Mark -malign-* as obsolete. Emulate their
4127 behaviour with the -falign-* options. Default -falign-* from
4128 the processor table.
4129 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
4130 patch of Wed May 2 13:09:36 2001.
4131 (LOOP_ALIGN): Delete.
4132 (LOOP_ALIGN_MAX_SKIP): Delete.
4133 (LABEL_ALIGN_AFTER_BARRIER): Delete.
4134 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
4136 2001-05-04 Andreas Jaeger <aj@suse.de>
4138 * except.h: Add prototype declaration for
4139 expand_builtin_init_dwarf_reg_sizes.
4141 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
4143 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
4145 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4147 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
4149 ("bitcmpqi2"): New pattern for bit-extract and test.
4150 ("bitcmphi"): New pattern for bitb/bita instructions.
4152 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
4154 * gccbug.in: Use a temporary directory when the mktemp command is
4157 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4159 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
4161 (INITIALIZE_TRAMPOLINE): Call it.
4162 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
4163 (TRAMPOLINE_TEMPLATE): Remove.
4164 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
4165 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
4168 2001-05-03 David O'Brien <obrien@FreeBSD.org>
4170 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
4171 and crtendS.o with PIC.
4173 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4175 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
4177 (___subdi3, ___adddi3): Use x instead of y as index register.
4178 (__init_bss_section, __map_data_section): Optimize for 68HC12.
4179 (__memset, __memcpy): Likewise.
4180 (regs): Put the soft registers in bss for 68HC12.
4181 (abort): Use trap to abort for 68hc12.
4182 (__mulhi3, __mulhi32): Use emul for 68hc12.
4183 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
4185 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4187 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
4188 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
4189 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
4190 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
4191 Set 68HC12 min offset to -65536.
4192 (print_operand): Put parenthesis arround the operand if it refers
4193 to a symbol having the same name as a register.
4194 (m68hc11_z_replacement): When z register is replaced by its
4195 equivalent soft register, force the insn to be re-recognized.
4196 (m68hc11_check_z_replacement): Fix the test when destination is
4197 the index register and z dies in the insn.
4198 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
4200 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4202 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
4203 costs according to processor variant.
4204 (m68hc11_shift_cost): New function to compute shift costs.
4205 (m68hc11_rtx_costs): Define costs according to processor variant.
4206 (m6811_cost): Costs for 68HC11.
4207 (m6812_cost): Costs for 68HC12.
4208 (COSTS_N_INSNS): Remove.
4210 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
4211 (DEFAULT_RTX_COSTS): Remove.
4212 (CONST_COSTS): Define costs according to OUTER_CODE.
4213 (processor_costs): New struct to define costs.
4214 (m68hc11_cost): Pointer to current costs.
4216 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4218 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
4219 and use m68hc11_notice_keep_cc when using leax/leay.
4220 (addhi3 split): Reject split if the insn is handled by
4222 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
4223 push must be handled in a special way if the source operand uses
4224 sp as index register.
4225 (m68hc11_notice_keep_cc): New function.
4226 (m68hc11_gen_movhi): Use it when an insn changes a register but
4228 (m68hc11_gen_movqi): Fix move for 68HC12.
4229 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
4231 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4233 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
4234 and don't pass operands[0] to emit_library_call_value.
4236 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4238 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
4239 (zero_extendsi split): Simplify and use (zero_extendhi).
4240 (*addhi3): Remove 'w' constraint since stack pointer is handled
4242 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
4243 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
4244 (*ashrhi3_const): Fix shift by 7.
4245 (*lshrsi3_const16): Fix template.
4246 (call, call_value): Fix constraint and predicate.
4248 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4250 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
4251 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
4252 (CC_REGNUM): Likewise.
4253 (*unnamed splits): Use above constants instead of hard coded numbers.
4254 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
4255 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
4256 (*return_16bit, *unnamed peepholes): Likewise.
4258 2001-05-03 David O'Brien <obrien@FreeBSD.org>
4260 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
4261 rs6000/rs6000.h twice.
4263 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
4265 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
4266 (CPP_SPEC): Conditionally define MSDOS and GO32.
4267 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
4268 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
4270 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
4272 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
4274 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
4276 2001-05-03 Mark Mitchell <mark@codesourcery.com>
4278 * integrate.h (struct inline_remap): Add leaf_reg_map table.
4279 * integrate.c (expand_inline_function): Use xcalloc to allocate
4281 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
4284 2001-05-03 Mark Mitchell <mark@codesourcery.com>
4286 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
4289 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
4291 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
4292 linker if -mrelax is given.
4293 (TARGET_SWITCHES): Document -mrelax.
4295 Re-installed 2001-01-09's patch:
4296 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
4297 if it's wider than long and the target's long is wider than the
4300 2001-05-02 David O'Brien <obrien@FreeBSD.org>
4302 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
4303 directly include rs6000/rs6000.h. Instead do it in tm.h.
4305 2001-05-02 Stan Shebs <shebs@apple.com>
4307 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
4308 NSConstantString for NeXT-style runtimes.
4309 (STRING_OBJECT_GLOBAL_NAME): New macro.
4310 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
4311 OCTI_STRING_CLASS_DECL.
4312 (constant_string_global_id): New macro.
4313 (string_class_decl): Ditto.
4314 (setup_string_decl): New function.
4315 (build_objc_string_object): Use it to build a NeXT runtime
4316 compatible string initializer.
4318 2001-05-02 Jakub Jelinek <jakub@redhat.com>
4320 * tradcpp.c (do_define): Make sure we don't walk past limit.
4322 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4324 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
4325 offsets if not REG_OK_STRICT.
4327 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
4328 (INT_REG_OK_FOR_INDEX_P): Likewise.
4329 (INT_REG_OK_FOR_BASE_P): Likewise.
4330 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
4331 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
4332 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
4333 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
4334 REG_OK_FOR_BASE_P. Take an additional parameter.
4335 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
4336 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
4337 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
4338 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
4339 rs6000_legitimate_address() and use it.
4340 * config/rs6000/rs6000.c: Update all callers.
4341 (rs6000_legitimate_address): New function.
4343 2001-05-02 David Edelsohn <edelsohn@gnu.org>
4345 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
4346 special_constant conditional blocks together.
4348 2001-05-02 Dale Johannesen <dalej@apple.com>
4350 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
4352 (STRICT_ARGUMENT_NAMING): Define.
4353 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
4354 function_arg_partial_nregs, setup_incoming_varargs): Remove
4355 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
4358 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4360 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
4362 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
4365 * expr.c (store_field): Do nothing except elaborate side-effects if
4368 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4370 * c-lex.c: NULL_PTR -> NULL.
4372 * emit-rtl.c: Likewise.
4374 * genpeep.c: Likewise.
4376 * mips-tdump.c: Likewise.
4377 * reload1.c: Likewise.
4378 * rtlanal.c: Likewise.
4380 * stor-layout.c: Likewise.
4381 * toplev.c: Likewise.
4383 2001-05-01 Per Bothner <per@bothner.com>
4385 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
4386 call do_pending_stack_adjust before emiting label.
4388 2001-05-01 Mark Mitchell <mark@codesourcery.com>
4390 * extend.texi: Fix typo.
4392 2001-05-01 Stan Shebs <shebs@apple.com>
4394 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
4395 of UOBJC_MODULES_decl.
4396 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
4397 (generate_descriptor_table): Ditto.
4398 (generate_protocols): Ditto.
4399 (generate_protocol_list): Ditto.
4400 (generate_classref_translation_entry): Ditto.
4402 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
4404 * invoke.texi (Optimize Options): Add documentation for `--param
4405 max-delay-slot-insn-search' and `--param
4406 max-delay-slot-live-search' and reorder --param section.
4407 * params.def: Modify initial comment.
4408 * params.h (param_info): Add `help' member.
4409 * toplev.c (lang_independent_params): Include `help' description.
4410 (display_help): Print --param parameters.
4412 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4414 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
4415 Remove references to deleted files.
4416 (*-*-openbsd): No need to override xmake_file.
4417 (*-*-sysv4): Treat like *-*-sysv.
4419 * configure.in: Probe for ldopen in various places, and set up
4420 collect2 to be linked with them if found.
4421 Don't dink with Windows registry stuff unless $host_os is a
4422 Win32 os name. Check to see if we need -ladvapi32.
4423 * configure: Regenerate.
4425 * Makefile: Get rid of CLIB and HOST_CLIB.
4426 Substitute in COLLECT2_LIBS and link collect2 against its contents.
4427 * build-make: Get rid of HOST_CLIB.
4429 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
4430 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4431 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4432 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
4433 config/rs6000/x-rs6000: Delete.
4435 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
4438 24 x-host fragments remain, 0 x-cpu, 3 top level.
4440 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4442 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
4443 * configure: Regenerate.
4445 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
4447 * Makefile.in (install-headers): Remove redundant dependency.
4449 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
4451 * c-tree.texi (USING_STMT): Document.
4453 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4455 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
4456 * c-common.c: Likewise.
4457 * c-decl.c: Likewise.
4458 * combine.c: Likewise.
4459 * rs6000.c: Likewise.
4460 * except.c: Likewise.
4461 * explow.c: Likewise.
4463 * fold-const.c: Likewise.
4464 * function.c: Likewise.
4467 * integrate.c: Likewise.
4469 * objc/objc-act.c: Likewise.
4470 * recog.c: Likewise.
4471 * reg-stack.c: Likewise.
4472 * reload.c: Likewise.
4473 * reload1.c: Likewise.
4474 * simplify-rtx.c: Likewise.
4476 * varasm.c: Likewise.
4478 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
4480 * diagnostic.def: New file.
4481 * diagnostic.h (diagnostic_t): New enum.
4482 * Makefile.in (diagnostic.o): Depend on diagnostic.def
4484 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4486 * tsystem.h: Test only POSIX for availability of string.h
4488 * config.gcc (all systems): If USG appeared in xm_defines,
4489 change it to POSIX. If both USG and POSIX appeared, just
4490 delete USG. Remove unnecessary quotes around xm_defines
4492 (m68k-crds-unos*): Don't #define unos - tested nowhere.
4493 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
4494 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
4495 powerpc-*-linux*): No need to set xm_defines - handled by
4496 global settings for *-*-linux*.
4498 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4500 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
4501 Always include gstab.h, not system stab.h. Don't provide
4502 default definitions of N_CATCH or N_OPT. Always use the
4503 gstab.h variant of STAB_CODE_TYPE.
4504 * final.c: Don't include stab.h/gstab.h at all, or provide
4505 defaults for N_SLINE and N_SOL.
4507 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
4508 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
4510 * sdbout.c: Always include gsyms.h instead of system syms.h.
4512 * configure.in: No need to check for stab.h.
4513 * configure, config.in: Regenerate.
4514 * Makefile.in (final.o): Don't depend on gstab.h.
4516 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4517 Richard Henderson <rth@redhat.com>
4519 * extend.texi: Improve documentation of volatile asms.
4521 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4523 * c-tree.texi: Fix thinko.
4524 * gcc.texi: Likewise.
4526 2001-04-30 Richard Henderson <rth@redhat.com>
4528 * c-common.c (c_promoting_integer_type_p): New function, from the
4529 corpse of old macro. Properly promote too-small enumerations and
4530 booleans. Adjust all callers.
4531 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
4532 (c_promoting_integer_type_p): Declare.
4533 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
4534 * c-typeck.c: Likewise.
4535 (default_conversion): Remove now redundant boolean check.
4537 2001-04-30 Jan Hubicka <jh@suse.cz>
4538 Richard Henderson <rth@redhat.com>
4540 * regmove.c (try_apply_stack_adjustment): Remove now redundant
4542 (combine_stack_adjustments_for_block): Don't combine stack
4543 allocation followed by deallocations. Handle grow-up stacks.
4545 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4547 * fdl.texi: New file.
4548 * c-tree.texi: Use the GFDL.
4549 * gcc.texi: Likewise.
4551 2001-04-30 Stan Shebs <shebs@apple.com>
4553 * invoke.texi: Add a section documenting Objective-C options.
4555 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
4557 * emit-rtl.c (try_split): Copy EH notes to sequence.
4559 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4561 * regmove.c (record_stack_memrefs): Catch all references to the
4564 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
4566 * Makefile.in (stmp-fixinc): quote shell assignment values
4568 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4570 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
4574 * prefix.c: Likewise.
4576 2001-04-28 Stan Shebs <shebs@apple.com>
4578 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
4579 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
4580 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
4581 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
4583 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
4584 (NEXT_OBJC_RUNTIME): Define.
4586 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
4588 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
4589 * simplify-rtx.c (simplify_gen_relational): Likewise.
4591 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
4593 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
4594 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
4596 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
4597 registers in SSE case; fix handling of the immediates.
4598 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
4599 operands to be in regsiters before reload.
4600 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
4601 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
4602 (abstf,absxf,negtf,negxf splitters): Compute
4603 properly the regnum for x86_64.
4604 (avsdf2_if_rex64): New.
4606 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
4608 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
4609 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
4610 into the constant pool.
4611 * jump.c (jump_optimize_1): Remove barrier successors after all
4612 the LABEL_NUSES counds have been computed.
4613 (delete_barrier_successors): When deleting a tablejump insn, also
4614 delete the jump table it uses.
4615 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
4618 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
4620 * pa.c (FRP): Remove erroneous white space in macro definition.
4622 2001-04-28 Andreas Jaeger <aj@suse.de>
4624 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
4626 * extend.texi: Likewise.
4627 * tm.texi: Likewise.
4629 2001-04-28 Andreas Jaeger <aj@suse.de>
4631 * md.texi: Use XX-bit instead of XXbit or XX bit where
4634 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
4636 * gcc.c (process_command): Allow -l lib in addition to -llib
4637 for POSIX compliance. This fixes PR c/2347.
4639 * invoke.texi: Update section on Link Options accordingly.
4641 2001-04-27 Zack Weinberg <zackw@stanford.edu>
4643 * function.c (purge_addressof_1): Remove the duplicate
4644 if (code == SET) block. Fold the two if (code == ADDRESSOF)
4647 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
4649 * except.c (expand_eh_region_start): Don't start a new block.
4650 (expand_eh_region_end): Don't end a block.
4651 * stmt.c (expand_end_bindings): Don't end EH blocks.
4652 (expand_decl_cleanup): Starting an EH region won't change the block.
4653 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
4654 (is_eh_region): Lose.
4657 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
4659 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
4661 * collect2.c (main): Add `-L' case to remove duplicate entries.
4662 (is_in_args): New function to check for a duplicate argument.
4663 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
4664 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
4665 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
4666 Define to be nonzero.
4668 2001-04-27 Andreas Jaeger <aj@suse.de>
4669 Richard Henderson <rth@redhat.com>
4671 * md.texi (Machine Constraints): Document additional i386
4672 constraints and fix description of "A".
4674 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
4676 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
4678 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
4680 * except.c (get_exception_filter): word_mode, not Pmode.
4682 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
4684 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
4685 common to other movsf patterns. Move up so that in future
4686 people who change the other patterns will change it too.
4687 (movsf_lo_sum): Allow even for soft-float; add appropriate
4689 (movsf_high): Likewise.
4690 (movsf_high+1): Allow even for soft-float.
4692 * function.c (expand_function_end): Always clobber the
4693 return registers, even if there is no return label.
4695 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4697 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
4699 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
4701 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
4702 (pushqi2_rex64, pushhi2_rex64): Add.
4704 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
4706 * except.c (expand_eh_region_end_cleanup): Force pending stack
4707 adjust before emitting label that branches around cleanup code.
4709 2001-04-26 H.J. Lu (hjl@gnu.org)
4711 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
4713 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
4715 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
4716 (ASM_OUTPUT_SECTION_NAME): Likewise.
4717 (ASM_WEAKEN_LABEL): Likewise.
4718 (UNIQUE_SECTION): Likewise.
4719 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4720 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4721 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
4722 (ASM_OUTPUT_SECTION_NAME): Likewise.
4723 (ASM_WEAKEN_LABEL): Likewise.
4724 (UNIQUE_SECTION): Likewise.
4725 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4726 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4727 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
4728 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
4729 (ASM_FILE_START): Likewise.
4730 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4731 (ASM_DECLARE_OBJECT_NAME): Likewise.
4732 (ASM_FILE_END): Likewise.
4733 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4734 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
4735 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4736 (ASM_OUTPUT_CASE_LABEL): Likewise.
4737 (ASM_OUTPUT_SKIP): Likewise.
4738 (ASM_OUTPUT_ASCII): Likewise.
4739 (ASM_OUTPUT_IDENT): Likewise.
4740 (READONLY_DATA_SECTION): Likewise.
4741 (EXTRA_SECTIONS): Likewise.
4742 (EXTRA_SECTION_FUNCTIONS): Likewise.
4743 (SELECT_RTX_SECTION): Likewise.
4744 (SELECT_SECTION): Likewise.
4746 * config/mips/linux.h (INVOKE__main): Undefine.
4747 (CTOR_LIST_BEGIN): Likewise.
4748 (CTOR_LIST_END): Likewise.
4749 (DTOR_LIST_BEGIN): Likewise.
4750 (DTOR_LIST_END): Likewise.
4751 (SET_ASM_OP): Defined it to ".dummy".
4752 (ASM_OUTPUT_DEF): Defined.
4753 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
4755 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
4757 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
4758 assembler supports .p2align.
4760 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
4762 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
4764 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4766 * integrate.c (expand_inline_function): Check for error_mark_node
4769 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4771 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
4774 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
4776 * configure.in (configargs.h): Define thread_model.
4777 * configure: Rebuilt.
4778 * gcc.c (main): Print it with -v.
4780 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
4782 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
4783 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
4784 * gcc.1: Regenerate.
4786 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4788 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
4789 is_redundant_typedef): Use static inline instead of inline static.
4791 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
4793 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
4794 this directory is always searched.
4796 2001-04-25 Richard Henderson <rth@redhat.com>
4798 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
4799 of registers to restore along non eh_return path.
4801 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4803 * c-format.c (check_format_info_recurse): Handle
4804 PLUS_EXPR for format string.
4806 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4808 * config/ia64/ia64.h (CC1_SPEC): Define.
4809 * config/ia64/linux.h (CC1_SPEC): Define.
4811 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
4813 * emit-rtl.c (constant_subword): Also do sign extension in
4814 BITS_PER_WORD == 16 case.
4816 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
4818 * loop.c (try_swap_copy_prop): Go back to checking insn.
4820 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4822 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
4823 if check_mode is non-zero.
4825 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4827 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
4828 out and comparison sequence has been detected, put result into
4829 proper temporary pseudo.
4831 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4833 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
4834 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
4835 * libgcc2.c: Remove __dummy and __builtin_saveregs.
4836 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
4837 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
4838 for future reference.
4840 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
4842 * except.c (reachable_handlers): Step out one level from a RESX.
4844 * except.c (struct eh_region): Rename 'last' to 'resume'.
4845 (mark_eh_region, duplicate_eh_region_1): Adjust.
4846 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
4847 (build_post_landing_pads): Likewise.
4848 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
4849 (expand_eh_region_end_must_not_throw): Likewise.
4850 (connect_post_landing_pads): Thread (only) regions with non-deleted
4853 * except.c (expand_eh_region_end_cleanup): Save the EH return data
4854 registers around the cleanup.
4855 (get_exception_filter): New fn.
4856 (finish_eh_generation): Use it.
4858 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
4860 * c-semantics.c (add_scope_stmt): Don't call
4861 current_scope_stmt_stack multiple times.
4863 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4864 Nathan Sidwell <nathan@codesourcery.com>
4866 Lazy __FUNCTION__ generation.
4867 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
4868 RID_C99_FUNCTION_NAME): New _RIDs.
4869 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
4870 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
4871 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
4873 (function_id_node, pretty_function_id_node, func_id_node): Remove.
4874 (c99_function_name_decl_node, function_name_decl_node,
4875 pretty_function_name_decl_node, saved_function_name_decls):
4877 (struct language_function): Remove x_function_name_declared_p.
4878 (make_fname_decl): Remove a parameter.
4879 (declare_function_names): Remove prototype.
4880 (start_fname_decls, finish_fname_decls): Prototype.
4881 (fname_as_string): Likewise.
4882 (fname_string, fname_decl): Likewise.
4883 * c-common.c (make_fname_decl): Adjust.
4884 (struct fname_var_t): New struct.
4885 (fname_vars): New static array.
4886 (declare_function_name): Remove.
4887 (start_fname_decls, finish_fname_decls): New functions.
4888 (fname_as_string): New function from remnants of
4889 declare_function_name.
4890 (fname_string, fname_decl): New functions.
4892 * c-decl.c (c_function_name_declared_p): Remove.
4893 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
4894 don't call declare_function_name. Call start_fname_decls.
4895 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
4896 clobber the line number. Call finish_decl.
4897 (start_function): Call start_fname_decls.
4898 (finish_function): Call finish_fname_decls.
4899 Remove c_function_name_declared_p.
4900 (push_c_function_context): Don't push c_function_name_declared_p.
4901 (pop_c_function_context): Don't pop c_function_name_declared_p.
4902 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
4903 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
4904 (program): Call finish_fname_decls for C.
4905 (primary): Add VAR_FUNC_NAME.
4906 (reswords): Add slots for __FUNCTION__ et al.
4907 (rid_to_yy): Add mappings for __FUNCTION__ et al.
4908 (yylexname): If it's a STRING_FUNC_NAME generate the function name
4909 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
4910 * c-semantics.c (prune_unused_decls): Remove.
4911 (finish_stmt_tree): Don't call prune_unused_decls.
4912 (genrtl_decl_stmt): Don't prune unused decls here.
4914 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
4916 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
4917 constant pool, use the pool's SYMBOL_REF instead.
4919 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
4922 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
4924 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
4925 passing nested NOP_EXPRs to fold.
4927 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
4929 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
4931 2001-04-22 Mark Mitchell <mark@codesourcery.com>
4933 * loop.c (loop_delete_insns): Add prototype.
4935 2001-04-23 Phil Edwards <pme@sources.redhat.com>
4937 * configure.in: Remove ENABLE_STD_NAMESPACE.
4938 * config.in: Regenerated.
4939 * configure: Regenerated.
4941 2001-04-22 Stan Shebs <shebs@apple.com>
4943 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
4945 * config/rs6000/xm-darwin.h: Remove file.
4947 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4949 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
4950 (write_c_file_stat): Likewise.
4952 * dbxout.c (dbxout_init): Likewise.
4954 * profile.c (output_func_start_profiler): Likewise.
4956 2001-04-22 Philipp Thomas <pthomas@suse.de>
4958 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
4959 require it instead of the CVS version.
4960 * cpperror.c (v_message): Put a blank before the macro
4961 body to not confuse exgettext.
4963 2001-04-21 Mark Mitchell <mark@codesourcery.com>
4965 * flow.c (proagate_one_insn): Remove useless assignment.
4966 * jump.c (delete_insn): Tidy.
4967 * loop.c (try_copy_prop): When deleting an instruction with a
4968 REG_RETVAL note, delete the entire libcall sequence.
4969 (loop_delete_insns): New function.
4970 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
4971 we're not substituting into them yet.
4973 2001-04-21 Kazu Hirata <kazu@hxi.com>
4975 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
4977 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
4979 * config/i960/i960.c (signed_arith_operand): Likewise.
4981 * calls.c (expand_call): Fix a comment typo.
4983 2001-04-20 Zack Weinberg <zackw@stanford.edu>
4985 * configure.in: Probe for times, clock, struct tms, and clock_t.
4986 * configure, config.in: Regenerate.
4987 * timevar.c: Replace ifdef forest in get_time with (relatively)
4988 straightforward series of checks based on autoconf's probes.
4990 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
4992 * config/pa/som.h (NM_FLAGS): Define.
4994 2001-04-20 Bernd Schmidt <bernds@redhat.com>
4996 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
4998 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
4999 * ia64.c (nop_cycles_until): New function.
5000 (prev_cycle, prev_first, last_issued): New static variables.
5001 (ia64_sched_reorder): Additional arg for clock.
5002 On final scheduling pass, emit extra NOPs as needed.
5003 Set prev_first and prev_cycle.
5004 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
5005 (ia64_variable_issue): Set last_issued.
5007 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
5009 * config/i386/i386.c (ix86_expand_int_movcc,
5010 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
5012 2001-04-20 Geoff Keating <geoffk@redhat.com>
5014 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
5015 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
5016 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
5017 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
5018 ctrdi_internal6): In the short-branch case, this insn is only 4
5019 bytes long. Reported by Reza Yazdani <reza@apple.com>.
5021 2001-04-20 Jakub Jelinek <jakub@redhat.com>
5023 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
5024 "=u" is used together with "st" resp. "st(1)" clobber.
5026 2001-04-20 Jakub Jelinek <jakub@redhat.com>
5028 * gcse.c (gcse_main): Fix comment typo.
5029 (delete_null_pointer_check): Likewise.
5030 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
5031 * cse.c (cse_insn): Likewise.
5032 * function.c (fixup_var_refs_insns_with_hash): The sequence is
5035 2001-04-19 Zack Weinberg <zackw@stanford.edu>
5037 * toplev.c: Excise all code for the undocumented -dm option.
5038 (float_signal): Call signal just once, unconditionally.
5040 2001-04-19 Geoff Keating <geoffk@redhat.com>
5042 * fold-const.c (fold): Use first_rtl_op rather than
5043 TREE_CODE_LENGTH when looping over parameters of a tree.
5044 Correct strange grouping in test for evaluated SAVE_EXPR.
5046 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
5048 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
5049 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
5051 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
5052 name at 32 total characters.
5053 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
5054 functions in named sections -- data items can still go into unique
5055 sections, but they have normal names (ie $LIT$ and $DATA$).
5057 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
5060 2001-04-19 DJ Delorie <dj@redhat.com>
5062 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
5063 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
5064 * config/i386/cygwin.h: Likewise.
5065 * config/i386/mingw32.h: Likewise.
5066 * config/vax/vms.h: Likewise.
5067 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
5069 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
5070 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
5071 * config/i386/xm-cygwin.h: Likewise.
5072 * config/i386/xm-djgpp.h: Likewise.
5073 * config/i386/xm-mingw32.h: Likewise.
5074 * config/vax/xm-vms.h: Likewise.
5076 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
5077 instead of OBJECT_SUFFIX.
5078 * collect2.c (find_a_file): Look for files matching the extension
5079 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
5080 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
5081 TARGET_EXECUTABLE_SUFFIX.
5082 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
5083 (make_relative_prefix): Likewise.
5084 (convert_filename): Use TARGET_ suffixes throughout. Remove
5086 (process_command): Likewise.
5087 (do_spec_1): Likewise.
5088 * java/lang.c (init_parse): Likewise.
5090 * gcc.texi : Document four new options matching the pattern
5091 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
5092 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
5093 documentation for NO_AUTO_EXE_SUFFIX.
5095 2001-04-19 Mark Mitchell <mark@codesourcery.com>
5097 * toplev.h (struct lang_hooks): Allow decode_option to indicate
5098 that language-independent processing should not be done.
5099 * toplev.c (main): Adjust accordingly.
5101 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
5102 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
5104 * mips.md (reload_outputdi): Require that operand0 be a
5107 2001-04-19 Jakub Jelinek <jakub@redhat.com>
5109 * invoke.texi (-Wshadow): Clarify.
5111 2001-04-18 Mark Mitchell <mark@codesourcery.com>
5113 * loop.c (load_mems): Examine all the instructions in the loop
5114 before concluding that all jumps branch to the first instruction
5117 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
5119 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
5121 2001-04-18 Jakub Jelinek <jakub@redhat.com>
5123 * cpp.texi (-Wwhite-space): Remove.
5124 (-Wall): -Wall does not imply -Wwhite-space.
5126 2001-04-17 Zack Weinberg <zackw@stanford.edu>
5128 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
5129 use it instead of blindly generating a .stabs.
5130 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
5132 * xcoffout.c: Don't bother defining default for N_CATCH.
5133 (UNKNOWN_STAB): Use internal_error.
5134 (stab_to_sclass): Remove now-unnecessary aborts.
5135 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
5137 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
5139 * jump.c (mark_all_labels): Canonicalize the tail recursion
5140 label attached to CALL_PLACEHOLDER insns.
5142 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5144 * output.h (dump_flow_info, free_basic_block_vars,
5145 which_alternative): Delete redundant prototypes.
5147 * rtl.h (bss_section): Likewise.
5149 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
5151 * dbxout.c (N_OPT): Define if not available from <stab.h>
5153 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
5155 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
5156 libraries and native K&R compilers.
5158 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5160 * c-typeck.c (convert_arguments): Don't check for width changes
5163 * invoke.texi (-Wtraditional): Update documentation.
5165 2001-04-16 Zack Weinberg <zackw@stanford.edu>
5167 * toplev.c (output_lang_identify): Delete.
5168 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
5169 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
5170 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
5171 after calling ASM_FILE_END.
5173 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
5174 Instead, unconditionally emit an N_OPT stab with string equal
5175 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
5177 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
5179 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
5180 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
5181 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
5182 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
5183 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
5184 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
5185 config/i370/i370.h, config/i386/beos-elf.h,
5186 config/i386/osf1elf.h, config/i386/osfrose.h,
5187 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
5188 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
5189 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
5190 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
5191 config/mips/iris6.h, config/mips/osfrose.h,
5192 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
5193 config/sparc/sp64-elf.h:
5194 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
5195 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
5197 * config/elfos.h, config/freebsd.h, config/linux.h,
5198 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
5199 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
5200 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
5201 of ASM_FILE_START which merely emit a .version directive. Delete
5202 definitions of ASM_FILE_END which merely emit an .ident directive.
5204 * config/avr/avr.h, config/vax/vax.h: Delete definition of
5205 ASM_IDENTIFY_GCC and move part of its logic into
5208 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
5209 config/sparc/linux-aout.h: Don't emit .version directive in
5212 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
5213 (output_file_start): Correct comment.
5215 * config/i386/osfrose.h: Don't emit trailing .ident directive.
5216 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
5218 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
5219 * config/rs6000/aix.h: Correct comment.
5221 * config/i386/i386afe.h: Delete.
5222 * config.gcc: Remove references to i386afe.h.
5224 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
5225 other macros deleted by this patch were undocumented.
5227 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
5229 * pa.md (reload_outdi): Operand 0 must be a non hard register.
5231 * pa.c (secondary_reload_class): SAR<->FP copies require a
5234 * install.texi (mips-mips-bsd): Update list of functions
5235 required to include memmove.
5236 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
5237 used functions to include memmove.
5239 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
5241 * i386.md (sqrtdf2): SFmode should be DFmode.
5243 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
5245 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
5246 (find_moveable_store): Likewise.
5248 2001-04-15 Jim Wilson <wilson@redhat.com>
5250 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
5252 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
5254 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
5255 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
5257 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
5259 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
5262 2001-04-14 Alan Modra <amodra@one.net.au>
5264 * pa.c (force_mode): New function.
5265 (emit_move_sequence): Use it instead of generating new rtx_REGs.
5267 2001-04-13 Jim Wilson <wilson@redhat.com>
5269 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
5270 (first_instruction): New static variable.
5271 (rtx_needs_barrier): Return 1 for alloc.
5272 (init_insn_group_barriers): Set first_instruction.
5273 (rws_sum): Delete duplicate definition.
5274 (group_barrier_needed_p): Return 0 when first_instruction true.
5275 (safe_group_barrier_needed_p): Save and restore first_instruction
5276 around group_barrier_needed_p call.
5278 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
5280 * expr.h (enum libfunc_index): Add LTI_memmove.
5281 (memmove_libfunc): Define macro.
5282 * optabs.c (init_optabs): Initialize memmove_libfunc.
5283 * expr.c (expand_assignment): Use memmove_libfunc instead of
5286 2001-04-13 Alan Modra <alan@linuxcare.com.au>
5288 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
5291 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5293 * Makefile.in (reg-stack.o): Depend on reload.h.
5294 (insn-attrtab.o): Depend on flags.h.
5296 * genattrtab (main): Include flags.h in insn-attrtab.c.
5298 * reg-stack.c: Include reload.h.
5300 * sparc.h (flag_pic): Delete redundant declaration.
5302 * output.h (flag_pic): Likewise.
5304 * tree.h (pedantic): Likewise.
5306 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5308 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
5310 * jump.c, regmove.c, toplev.c: Include reload.h.
5312 * reload.h (reload_cse_regs): Declare.
5314 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
5315 reload_cse_regs, init_reload, mark_home_live, reload,
5316 init_caller_save): Delete redundant prototypes.
5318 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5320 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
5322 * regclass.c, ssa.c: Include expr.h.
5324 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
5325 gen_move_insn): Delete redundant declarations.
5327 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5329 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
5330 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
5331 MAKEINFO and MAKEINFOFLAGS too.
5332 (stage4_build): Correctly order -B flags.
5334 2001-04-13 Alan Modra <amodra@one.net.au>
5336 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
5337 PIC_OFFSET_TABLE_SAVE_RTX.
5338 (zdepi_cint_p): Describe zdepi insn.
5339 Formatting and white space fixes throughout file.
5341 * pa.c (uint32_operand): Don't use long constant >= 2^32.
5342 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
5343 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
5344 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
5345 (output_64bit_and): Use plain `int's for shift counts.
5346 (output_64bit_ior): Likewise.
5347 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
5348 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
5351 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
5352 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
5353 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
5354 NEW_HP_ASSEMBLER into one. Kill warnings.
5356 * pa-gas.h: Delete file.
5357 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
5358 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
5359 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
5360 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
5362 * config/pa/mill32.S: New file.
5363 * config/pa/mill64.S: New file.
5364 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
5365 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
5366 * config/pa/t-linux64: New file.
5367 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
5368 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
5369 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
5371 * elfos.h (SELECT_SECTION): Undef before defining.
5372 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
5373 (LIB_SPEC): Remove -lmilli.
5374 (DBX_REGISTER_NUMBER): Remove.
5375 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
5376 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
5377 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
5378 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
5379 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
5380 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
5381 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
5382 TARGET_GAS): Define.
5383 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
5384 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
5385 regs if we don't have a prototype.
5386 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
5387 * pa.h (TARGET_ELF32): Default to 0 if undefined.
5388 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
5389 EH_RETURN_HANDLER_RTX): Define.
5390 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
5391 (DWARF_FRAME_REGNUM): Define.
5392 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
5393 * pa32-linux.h: New file.
5394 * pa64-linux.h: New file.
5396 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5397 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
5398 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
5399 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
5400 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
5401 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
5402 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
5403 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
5404 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
5405 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
5406 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
5407 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
5408 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
5409 * pa64-hpux.h: New file.
5410 (ASM_FILE_START): Correct typo.
5411 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
5412 * config.gcc: Modify for above.
5414 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
5416 * jump.c (jump_optimize_1): Don't delete dead stores here.
5417 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
5418 prior to running jump optimize before cse2.
5420 2001-04-12 Richard Henderson <rth@redhat.com>
5422 * Makefile.in (regmove.o): Depend on except.h.
5423 * regmove.c: Include it.
5425 2001-04-12 Stan Shebs <shebs@apple.com>
5427 * objc/objc-act.c: Remove all code ifdefed with the never-used
5428 macro OBJC_INT_SELECTORS.
5429 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
5430 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
5432 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
5434 * config/pa/quadlib.c: Add prototypes.
5436 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5438 * bitmap.h (debug_bitmap): Delete redundant prototype.
5440 * rtl.h (get_frame_size): Likewise.
5442 2001-04-12 Jim Wilson <wilson@redhat.com>
5444 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
5445 to just emit an fnorm.
5447 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5449 * c-common.h (truthvalue_conversion, type_for_mode,
5450 type_for_size): Delete redundant declarations.
5452 * c-lex.h (is_class_name): Likewise.
5454 * c-tree.h (pedantic, convert, getdecls, gettags,
5455 global_bindings_p, init_decl_processing, insert_block,
5456 maybe_build_cleanup, poplevel, print_lang_decl,
5457 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
5458 set_block, incomplete_type_error, build_function_call,
5459 lvalue_or_else, mark_addressable): Likewise.
5461 * expr.h (expand_tree_builtin): Likewise.
5463 2001-04-12 Mark Mitchell <mark@codesourcery.com>
5465 * invoke.texi: Document --param max-gcse-memory.
5467 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5469 * configure.in (errno): Check for declaration.
5470 * configure, config.in: Regenerated.
5472 * system.h (errno): Only declare if not already done.
5474 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5476 * recog.c (general_operand, immediate_operand,
5477 nonmemory_operand): Require CONST_INTs to be sign-extended
5478 values for their modes.
5480 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5482 * expmed.c (store_bit_field): Truncate CONST_INTs.
5483 (expand_mult_highpart, expand_divmod): Likewise.
5484 * expr.c (convert_modes, store_field): Likewise.
5485 * integrate.c (expand_inline_function): Use promote_mode() to
5486 determine whether to convert_modes() an argument as signed
5488 * optabs.c (expand_binop): Get CONST_INT operands
5489 sign-extended for their appropriate modes.
5490 * stmt.c (emit_case_nodes): Convert node values to the
5492 (expand_end_case): Convert minval and range to the appropriate
5494 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
5495 the iteration variable.
5496 * varasm.c (immed_double_const): Don't require words to be
5497 narrower than host wide ints to properly sign-extend
5500 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
5502 * sh.md (builtin_setjmp_receiver): New expander.
5504 2001-04-12 David Edelsohn <dje@watson.ibm.com>
5506 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
5507 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
5508 for generating CONST_INT and CONST_DOUBLE.
5510 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5512 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
5513 already sign-extended.
5514 (rs6000_emit_prologue): Make register iterator signed.
5515 (rs6000_emit_epilogue): Likewise.
5516 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
5518 (movsf split, movdf split): Sign-extend CONST_INTs.
5519 (movdi splits): Likewise.
5521 2001-04-12 Kelley Cook <kelley.cook@home.com>
5523 * config-lang.in (lang_dirs): Add in zlib.
5525 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
5527 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
5528 operands that make it to RTL.
5530 2001-04-11 Stan Shebs <shebs@apple.com>
5532 Add Darwin (Mac OS X kernel) native support.
5533 * config.gcc (powerpc-*-darwin*): Add native bits.
5534 * config/darwin.c: New file, generic Darwin support functions.
5535 * config/darwin.h: New file, generic Darwin definitions.
5536 * config/darwin-protos.h: New file, generic Darwin prototypes.
5537 * rs6000/darwin.h: New file, Darwin for PowerPC.
5538 * rs6000/t-darwin: New file, Darwin makefile fragment.
5539 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
5540 (TARGET_MACHO): Ditto.
5541 (rs6000_abi): Add ABI_DARWIN.
5542 (RS6000_REG_SAVE): Add ABI_DARWIN case.
5543 (RS6000_SAVE_AREA): Ditto.
5544 (FP_ARG_MAX_REG): Ditto.
5545 (RETURN_ADDRESS_OFFSET): Ditto.
5546 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
5548 (rs6000_emit_move): Add ABI_DARWIN cases.
5549 (print_operand): Ditto.
5550 (first_reg_to_save): Ditto.
5551 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
5552 (debug_stack_info): Ditto.
5553 (rs6000_emit_prologue): Ditto.
5554 (rs6000_emit_epilogue): Ditto.
5555 (output_profiler_hook): Ditto.
5556 (output_function_profiler): Ditto.
5557 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
5558 (output_mi_thunk): Add TARGET_MACHO case.
5559 (add_compiler_stub): Ditto.
5560 (output_compiler_stub): Ditto.
5561 (no_previous_def): Ditto.
5562 (output_call): Ditto.
5563 (machopic_output_stub): Ditto.
5564 (rs6000_machopic_legitimize_pic_address): Ditto.
5565 (toc_section): Ditto.
5566 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
5567 (macho_high): Ditto.
5570 (load_macho_picbase): Ditto.
5571 (call): Add TARGET_MACHO case to modify function.
5572 (call_value): Ditto.
5573 (call_nonlocal_sysv): Add ABI_DARWIN case.
5574 (call_value_nonlocal_sysv): Ditto.
5575 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
5577 (machopic_output_stub): Ditto.
5578 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
5580 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5582 * dwarf2out.c (modified_type_die): Don't create new types here.
5583 * tree.h (get_qualified_type): New function.
5584 (build_qualified_type): Adjust comment.
5585 * tree.c (get_qualified_type): New function.
5586 (build_qualified_type): Use it.
5588 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5590 * cpp.texi (-Wtraditional): Update description.
5592 * invoke.texi (-Wtraditional): Likewise.
5594 2001-04-11 Jim Wilson <wilson@redhat.com>
5596 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
5597 requires more than 64 bits of alignment.
5599 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
5601 * cpplib.c (do_line): Sanity check iff enable checking.
5603 2001-04-11 Richard Henderson <rth@redhat.com>
5605 * Makefile.in (insn-recog.o): Depend on toplev.h.
5606 (insn-emit.o, doloop.o): Likewise.
5607 * genrecog.c, genemit.c: Include toplev.h in generated file.
5608 * doloop.c: Include toplev.h.
5610 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5612 * Makefile.in (gcse.o): Depend on params.h.
5613 * gcse.c: Include params.h.
5614 (gcse_main): Don't do GCSE if doing so will take inordinate
5616 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
5617 * params.h (MAX_GCSE_MEMORY): New macro.
5619 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5621 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
5623 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
5625 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5627 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
5629 * real.h (ereal_atof, real_value_truncate, target_isnan,
5630 target_isinf, target_negative, assemble_real, debug_real): Delete
5631 redundant prototypes.
5633 * Makefile.in (ifcvt.o): Depend on toplev.h.
5635 * c-semantics.c: Include expr.h.
5637 * ifcvt.c: Include toplev.h.
5639 * expr.h (rtx_equal_p): Delete prototype.
5641 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
5642 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
5643 eliminate_constant_term, expand_complex_abs, find_single_use,
5644 make_tree, init_expr_once, init_optabs, supports_one_only):
5647 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
5648 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
5649 expand_assignment, store_expr, emit_line_note_after,
5650 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
5652 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
5654 * sparc-protos.h: Delete redundant prototypes.
5656 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
5658 * reload.c (push_reload): Add condition missed in SUBREG byte
5661 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5663 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
5665 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
5667 * i386.md (floatsisf_sse): Fix output template
5668 * i386.c (ix86_expand_fp_movcc)
5670 * reg-stack.c (emit_pop_insn): Handle complex modes.
5671 (move_for_stack_reg): Emit proper move mode.
5672 (subst_stack_regs_pat): Handle complex modes.
5674 2001-04-11 Jakub Jelinek <jakub@redhat.com>
5676 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
5678 2001-04-10 Richard Henderson <rth@redhat.com>
5680 * libgcc2.h (__terminate_func_ptr): Remove typedef.
5681 (__pure_virtual, __terminate, __terminate_set_func,
5682 __default_terminate, __throw_type_match, __empty,
5683 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
5684 __eh_rtime_match, __unwinding_cleanup, __rethrow,
5685 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
5686 Remove prototypes of deleted functions.
5688 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5690 * c-typeck.c (convert_arguments): -Wtraditional now activates
5691 -Wconversion warnings, except for changes in signed-ness.
5692 Detect complex<->int & int<->complex conversions as well.
5694 * invoke.texi (-Wtraditional): Document it.
5696 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5698 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
5699 * flow.c (set_block_for_new_insns): Remove needless cast and
5700 properly check for unset block number.
5702 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
5704 * function.c (purge_single_hard_subreg_set): Only check REGNO if
5705 the subreg was a hard register. Pseudos are left as subregs.
5707 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5709 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
5710 (LIB2ADD_ST): New macro, pass it to mklibgcc.
5711 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
5712 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
5713 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
5715 2001-04-09 Bo Thorsen <bo@suse.co.uk>
5717 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
5719 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5721 * output.h (set_block_num): Missed it earlier, remove deprecated
5724 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5726 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
5727 (load_killed_in_block_p): Change bb parameter from int to basic_block.
5728 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
5729 (handle_rd_kill_set): Change bb parameter from int to basic_block.
5730 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
5731 (expr_killed_p): Change bb parameter from int to basic_block, pass
5732 basic_blocks instead of ints as parameters.
5733 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
5734 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
5735 from int to basic_block, pass basic_blocks instead of ints as parms.
5736 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
5737 parameter from int to basic_block, pass basic_blocks instead of ints.
5738 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
5739 (insert_insn_end_bb): Change bb parameter from int to basic_block,
5740 pass basic_blocks instead of ints.
5741 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
5742 basic_blocks instead of ints as parameters.
5743 (pre_delete): Pass basic_blocks instead of ints as parameters.
5744 (hoist_expr_reaches_here_p): Change bb parameter from int to
5745 basic_block, pass basic_blocks instead of ints.
5746 (hoist_code): Pass basic_blocks instead of ints as parameters.
5747 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
5748 Change bb parameter from int to basic_block.
5749 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
5750 (insert_insn_start_bb): Change bb parameter from int to basic_block,
5751 pass basic_blocks instead of ints.
5752 (insert_store): Pass basic_blocks instead of ints as parameters.
5753 (replace_store_insn, delete_store): Change bb parameter from int to
5754 basic_block, pass basic_blocks instead of ints.
5755 (store_motion): Pass basic_blocks instead of ints as parameters.
5757 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5759 * basic-block.h (set_new_block_for_insns): New Prototype.
5760 (set_block_num): Delete prototype.
5761 * flow.c (set_block_num): Remove obsolete function.
5762 (set_block_for_new_insns): Set BB for single or multiple insns.
5763 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
5764 (process_insn_end_bb): Use set_block_for_new_insns or
5765 set_block_for_insn instead of set_block_num.
5766 (pre_insert_copy_insn): Use set_block_for_new_insns.
5767 (update_ld_motion_stores): Use set_block_for_new_insns.
5768 (insert_insn_start_bb): Use set_block_for_new_insns.
5769 (replace_store_insn): Use set_block_for_new_insns.
5771 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5772 Jeff Law <law@redhat.com>
5774 * alias.c (get_addr): Externalize.
5775 (canon_true_dependence): New function. Behaves like true_dependance
5776 except it already assumes a MEM has been canonicalized.
5777 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
5778 * gcse.c (struct ls_expr): Add load/store expressions structure.
5779 (modify_mem_list, canon_modify_mem_list): New variable.
5780 (gcse_main): Initialize & finalize alias analysis. Use enhanced
5781 load motion and store motion if requested.
5782 (alloc_gcse_mem): Allocate space for modify_mem_list array.
5783 (free_gcse_mem): Free the modify_mem_list array.
5784 (oprs_unchanged_p): Use load_killed_in_block_p.
5785 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
5786 (mems_conflict_for_gcse_p): New function. Don't kill loads
5787 with stores to themselves if its in the load/store expression list.
5788 (load_killed_in_block_p): New function.
5789 (canon_list_insert): New Function.
5790 (record_last_mem_set_info): Keep a list of all instructions which
5791 can modify memory for each basic block.
5792 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
5793 (oprs_not_set_p): Use load_killed_in_block_p.
5794 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
5795 (expr_killed_p): Use load_killed_in_block_p.
5796 (compute_transp): Do not pessimize memory references.
5797 (pre_edge_insert): Update stores for a load motion expression.
5798 (one_pre_gcse_pass): Check loads/stores for extra load motion.
5799 (ldst_entry): Find or create a ldst_expr structure.
5800 (free_ldst_entry): Free memory for an individual item.
5801 (free_ldst_mems): Free entire load/store expression list.
5802 (print_ldst_list): Print debug info.
5803 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
5804 (enumerate_ldsts): Assign integer values to each entry in list.
5805 (first_ls_expr): First expression in the list.
5806 (next_ls_expr): Next expression in the list.
5807 (simple_mem): Check if expression qualifies for ld/st expression list.
5808 (invalidate_any_buried_refs): Remove from expression list if its
5809 used in some other way we dont understand.
5810 (compute_ld_motion_mems): Find all potential enhanced load motion
5812 (trim_ld_motion_mems): Remove any expressions which are invalid.
5813 (update_ld_motion_stores): Copy store values to registers for loads
5814 which have been moved.
5815 (regvec, st_antloc, num_store): New global statics.
5816 (reg_set_info): Marks registers as set.
5817 (store_ops_ok): Verfies registers expressions are valid in a block.
5818 (find_moveable_store): Look for moveable stores in a pattern.
5819 (compute_store_table): Find stores in a function worth moving, maybe.
5820 (load_kills_store): Check dependance of a load and store.
5821 (find_loads): Find any loads in a pattern.
5822 (store_killed_in_insn): Check if a store is killed in an insn.
5823 (store_killed_after): Check is store killed after an insn in a block.
5824 (store_killed_before): Check is store killed before an insn in a block.
5825 (build_store_vectors): Generate the antic and avail vectors.
5826 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
5827 (insert_store): Add a store to an edge.
5828 (replace_store_insn): Replace a store with a SET insn.
5829 (delete_store): Delete a store insn.
5830 (free_store_memory): Free memory.
5831 (store_motion): Perform store motion.
5832 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
5833 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
5834 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
5835 (f_options): Add gcse-lm and gcse-sm.
5837 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
5839 * i386.c (expand_fp_movcc): Fix condition reversal code.
5841 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
5842 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
5843 (CLASS_MAX_NREGS): Use it.
5845 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
5846 handle properly complex values.
5847 (CLASS_MAX_NREGS): Likewise; update comment.
5849 2001-04-05 Bernd Schmidt <bernds@redhat.com>
5851 * ia64.c (ia64_flag_schedule_insns2): New variable.
5852 (ia64_override_options): Initialize it. Clear
5853 flag_schedule_insns_after_reload.
5854 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
5856 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
5858 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
5859 Do not require source to match destination anymore;
5860 Add abort to the nontrivial cases that should be handled by split.
5861 (fix_trunc?fdi): Add SSE case for x86_64.
5862 (floatdi?f): Likewise.
5863 (floatdi?f_sse): New.
5864 (fix_trunc?fdi_sse): New.
5866 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
5868 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
5869 (DEBUG_ARANGES_END_LABEL): Ditto.
5870 (dwarfout_init): Generate length and version fields at the start
5871 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
5872 after the length field.
5873 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
5874 the .debug_aranges info.
5876 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5878 * i386.c (call, call_value): Make sure that resulting call_insn
5879 does have proper second operand.
5881 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
5883 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
5884 function. Remove include of sys/cygwin.h.
5886 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
5888 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
5889 (CPP_SPEC): Always search */include/w32api for header files.
5890 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
5891 (LINK_SPEC): Add "cyg" to the library search prefixes.
5893 2001-04-08 Philip Blundell <philb@gnu.org>
5895 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
5897 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
5899 * cpperror.c (print_location): Don't special case <stdin>.
5900 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
5901 WARNING, but we don't check if we're in system headers.
5902 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
5903 * cpplib.c (do_warning): Warn in system headers.
5905 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
5907 * mbchar.c: Include config.h first.
5909 2001-04-07 Zack Weinberg <zackw@stanford.edu>
5911 * config.gcc: Set default for xmake_file at top, not bottom.
5912 Change places that set xmake_file to "none" to set to the
5913 empty string instead, or remove them entirely if there is no
5914 default xmake_file for this cpu_type. Remove references to
5917 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
5918 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
5919 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
5920 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
5921 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
5922 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
5923 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
5924 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
5925 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
5926 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
5929 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
5930 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
5931 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
5932 config/mips/x-sysv, config/rs6000/x-aix31:
5933 Just set CLIB to -lld or -lmld, as appropriate.
5935 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
5936 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
5937 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
5938 config/mips/x-iris, config/pa/x-pa:
5939 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
5940 OTHER_FIXINCLUDES_DIRS.
5942 * config/i386/x-djgpp: Don't set LN or LN_S.
5943 * config/m88k/x-dolph: Don't define __m88k__.
5944 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
5945 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
5946 * config/i860/fx2800.h: No need to #undef SVR4.
5948 38 x-host fragments remain, 2 x-cpu.
5950 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5952 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
5954 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5956 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
5958 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5960 * configure.in: Add check for lstat.
5961 * configure, config.in: Regenerate.
5962 * cppinit.c (append_include_chain): Make empty path ".".
5963 * cpplib.c (do_line): Don't simplify #line paths.
5964 * cppfiles.c (remove_component_p): New function.
5965 (find_or_create_entry): Acknowledge stat () errors during
5966 path simplification.
5967 (handle_missing_header): Don't simplify paths.
5968 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
5969 the empty path untouched. Don't leave a trailing '/'.
5971 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
5973 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
5974 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
5976 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5978 * cppfiles.c (open_file): Fail directories silently, but
5979 with an errno of NOENT set.
5980 (read_include_file): Move the common exit code to the sole
5981 caller. Return an int indicating success or failure. Let
5982 open_file handle directories.
5983 (stack_include_file): If read_include_file fails,
5984 push a "null" buffer.
5986 2001-04-05 DJ Delorie <dj@redhat.com>
5988 * function.h (virtuals_instantiated): Declare.
5989 * function.c: (virtuals_instantiated): Make global.
5990 * calls.c (emit_library_call_value_1): Use
5991 virtual_outgoing_args_rtx only if it hasn't been instantiated.
5992 Otherwise, use the stack pointer directly.
5994 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
5996 * i386.c (x86_initialize_trampoline): New global function.
5997 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
5998 (INITIALIZE_TRAMPOLINE): Move offline.
5999 * i386-protos.h (x86_initialize_trampoline): Declare.
6001 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
6003 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
6004 (lea_0): Rename to lea_1.
6005 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
6006 (lea_general_?): Allow SImodes on TARGET_64BIT
6007 (lea_general_?_zext): New patterns.
6008 (call_1, call_1_rex64): Fix.
6010 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
6012 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
6014 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
6016 * i386.c (function_arg): Return constm1_rtx for last argument.
6017 (ix86_expand_prologue): Update gen_call calls.
6018 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
6019 * i386.md (call_pop): Likewise.
6020 (call): Second operand is VOIDmode.
6021 (call_0): Likewise; Support 64bits.
6022 (call_exp): New expander.
6023 (call_1): Get to the sync.
6024 (call_1_exp): New pattern.
6025 (call_value): Support 64bit.
6026 (call_value_exp): New pattern.
6027 (untyped_call): Update gen_call call.
6028 (call_value_pop): Disable for 64bit.
6029 (call_value_0_rex64): New pattern.
6030 (call_value_1_rex64): Likewise.
6032 2001-04-05 Bo Thorsen <bo@suse.de>
6034 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
6036 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
6038 * i386.md (*andsi_1+3): If used after reload, make sure the operand
6039 satisfies ANY_QI_REG_P.
6041 2001-04-05 Bernd Schmidt <bernds@redhat.com>
6043 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
6046 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
6049 2001-04-04 Zack Weinberg <zackw@stanford.edu>
6051 * config.gcc: Remove default for xm_file. Clean up local
6052 machine type handling. Remove settings of xm_file to
6053 something that doesn't exist. In the big switch, set xm_file,
6054 don't append to it (the value before the big switch is always
6055 null). Don't force build_xm_file or host_xm_file to have a value.
6056 * configure.in: Remove default for xm_file. Do not special
6057 case $cpu/xm-$cpu.h not existing.
6058 * configure: Regenerate.
6060 2001-04-04 Diego Novillo <dnovillo@redhat.com>
6062 * simplify-rtx.c (simplify_binary_operation): Check for overflow
6063 when folding integer division and modulo operations.
6065 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
6067 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
6068 instead of DWARF2_ADDR_SIZE for EH addresses.
6069 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
6072 2001-04-04 Richard Henderson <rth@redhat.com>
6074 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
6075 * config/ia64/t-glibc (LIB2ADDEH): Disable.
6076 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
6078 2001-04-04 Richard Henderson <rth@redhat.com>
6080 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
6081 * configure: Rebuilt.
6083 2001-04-04 Jakub Jelinek <jakub@redhat.com>
6085 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
6086 push insns to delete to it instead of deleting them.
6087 (delete_null_pointer_checks): Delete insns from delete_list after
6088 all delete_null_pointer_checks_1 passes are done.
6090 2001-04-04 Richard Henderson <rth@redhat.com>
6092 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
6093 * configure: Rebuilt.
6095 2001-04-04 Zack Weinberg <zackw@stanford.edu>
6097 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
6098 * config/romp/xm-romp.h: Delete.
6100 2001-04-04 Bernd Schmidt <bernds@redhat.com>
6102 * sched-deps.c (sched_analyze_insn): Partially revert March 27
6105 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6107 * emit-rtl.c (mark_label_nuses) Increment the label uses for
6108 all labels present in rtx.
6109 (try_split) Call new function for all split insns.
6111 2001-04-04 Jakub Jelinek <jakub@redhat.com>
6113 * recog.c (validate_replace_rtx_1): Instead of aborting just make
6114 sure the change won't be validated.
6116 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
6118 * rtl.h (set_noop_p): Declare.
6119 * flow.c (set_noop_p): Move from here ...
6120 * rtlanal.c (set_noop_p): ... to here and enhance.
6121 * cse.c (delete_trivially_dead_insns): Use it.
6122 * gcse.c (hash_scan_set): Likewise.
6123 * jump.c (delete_noop_moves): Likewise.
6124 * recog.c (split_all_insns): Likewise.
6126 2001-04-04 Alan Modra <alan@linuxcare.com.au>
6128 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
6129 stack pointer via a LO_SUM. Ditto for setting a temp register
6130 used to save to the stack. Set cfa_temp when setting fp, and
6131 allow matches to cfa_temp in addition to cfa_store when saving
6132 regs. Handle POST_INC and LO_SUM register stores. Document the
6133 changes and errors in rule 12 doco.
6135 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
6136 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
6137 (load_reg): Move closer to epilogue code.
6138 (DO_FRAME_NOTES): Define to control the following..
6139 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
6140 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
6142 (hppa_expand_epilogue): Likewise.
6144 2001-04-03 Richard Henderson <rth@redhat.com>
6146 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
6147 * configure: Rebuild.
6149 2001-04-03 Richard Henderson <rth@redhat.com>
6151 * rtl.h (LCT_THROW): New.
6152 * calls.c (emit_library_call_value_1): Handle it.
6153 * except.c (connect_post_landing_pads): Use it.
6155 2001-04-03 Zack Weinberg <zackw@stanford.edu>
6157 * gansidecl.h: Delete file.
6158 * configure.in: Change all refs to gansidecl.h to use
6159 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
6161 * configure: Regenerate.
6163 * Makefile.in (intl.o): Don't depend on gansidecl.h.
6164 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
6165 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
6166 Don't include gansidecl.h.
6167 * intl.c, main.c, version.c, fixinc/fixlib.h,
6168 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
6171 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
6173 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
6176 2001-04-03 Zack Weinberg <zackw@stanford.edu>
6178 * config/i386/xm-beos.h, config/i386/xm-isc.h,
6179 config/i386/xm-next.h, config/i386/xm-sco.h,
6180 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
6181 config/m88k/xm-m88k.h: Delete.
6183 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
6184 * config/romp/xm-romp.h: Don't define bcopy.
6185 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
6186 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
6188 * config.gcc: Remove references to deleted files.
6190 14 xm-host.h remain, 1 xm-cpu.h.
6192 2001-04-03 Jakub Jelinek <jakub@redhat.com>
6193 David S. Miller <davem@pierdol.cobaltmicro.com>
6194 Andrew MacLeod <amacleod@redhat.com>
6196 Use byte offsets in SUBREGs instead of words.
6198 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
6199 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
6200 to pass new argument.
6201 (add_stored_regs): Use subreg_regno_offset function.
6202 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
6204 (precompute_arguments): Use gen_lowpart_SUBREG.
6205 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
6206 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
6207 (simplify_set): Rework to use SUBREG_BYTE.
6208 (expand_field_assignment): Use SUBREG_BYTE.
6209 (make_extraction): Use SUBREG_BYTE.
6210 (if_then_else_cond): Use SUBREG_BYTE.
6211 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
6212 (gen_lowpart_for_combine): Compute full byte offset.
6213 * cse.c (mention_regs): Use SUBREG_BYTE.
6214 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
6215 (canon_hash): Use SUBREG_BYTE.
6216 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
6217 (gen_lowpart_if_possible): Formatting.
6218 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
6220 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
6221 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6222 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6223 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
6224 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6225 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6226 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
6227 certain invariants about SUBREGs the compiler creates.
6228 (gen_lowpart_SUBREG): New function.
6229 (subreg_hard_regno): New function to get the final register number.
6230 (gen_lowpart_common): Use SUBREG_BYTE.
6231 (gen_imagpart): Spacing nits.
6232 (subreg_realpart_p): Use SUBREG_BYTE.
6233 (gen_highpart): Use SUBREG_BYTE.
6234 (subreg_lowpart_p): Always compute endian corrected goal offset,
6235 even at the byte level, then compare against that.
6236 (constant_subword): New function, pulled out all constant cases
6237 from operand_subword and changed second argument name to offset.
6238 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
6239 and call constant_subword to do the work. Return const0_rtx if
6240 looking for a word outside of OP.
6241 (operand_subword_force): Change second arg name to offset.
6242 * expmed.c (store_bit_field): Use SUBREG_BYTE.
6243 (store_split_bit_field): Use SUBREG_BYTE.
6244 (extract_bit_field): Use SUBREG_BYTE.
6245 (extract_split_bit_field): Use SUBREG_BYTE.
6246 (expand_shift): Use SUBREG_BYTE.
6247 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
6248 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
6249 * flow.c (set_noop_p): Use SUBREG_BYTE.
6250 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
6251 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
6252 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
6254 (optimize_bit_field): Use SUBREG_BYTE.
6255 (purge_addressof_1): Use SUBREG_BYTE.
6256 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
6257 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
6258 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
6259 * gengenrtl.c (special_rtx): Add SUBREG.
6260 * global.c (mark_reg_store): Use SUBREG_BYTE.
6261 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
6262 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
6263 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
6264 final byte offset is congruent to subreg's mode size.
6265 (subst_constants): Use SUBREG_BYTE.
6266 (mark_stores): Use subreg_regno_offset function.
6267 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
6268 function and SUBREG_BYTE.
6269 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
6270 (reg_is_born): Use subreg_hard_regno.
6271 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
6272 endian correction code. Don't combine subregs unless resulting
6273 offset aligns with type. Fix subreg constant extraction for DImode.
6274 Simplify SUBREG of VOIDmode CONST_DOUBLE.
6275 (general_operand): Remove dead mode_altering_drug code.
6276 (indirect_operand): Use SUBREG_BYTE.
6277 (constrain_operands): Use subreg_regno_offset function.
6278 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
6279 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
6280 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
6281 * regs.h (REG_SIZE): Allow target to override.
6282 (REGMODE_NATURAL_SIZE): New macro which target can override.
6283 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
6284 on the entire subreg rtx.
6285 (push_reload): Use SUBREG_BYTE in comments and code.
6286 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
6287 for hard registers inside subregs.
6288 (operands_match_p): Use subreg_regno_offset.
6289 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
6290 containing hard regs.
6291 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
6292 corrections when fixing up MEM subregs.
6293 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
6294 subreg_regno_offset where appropriate.
6295 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
6296 byte endian corrections when fixing up MEM subregs.
6297 (subst_reloads): When combining two subregs, make sure final
6298 offset is congruent to subreg's mode size.
6299 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
6300 (refers_to_regno_for_reload_p): Use subreg_regno.
6301 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
6302 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
6303 correction code for memory subreg fixups.
6304 (forget_old_reload_1): Use subreg_regno_offset.
6305 (choose_reload_regs): Use subreg_regno.
6306 (emit_input_reload_insns): Use SUBREG_BYTE.
6307 (reload_combine_note_store): Use subreg_regno_offset.
6308 (move2add_note_store): Use subreg_regno_offset.
6309 * resource.c (update_live_status, mark_referenced_resources): Use
6310 subreg_regno function.
6311 (mark_set_resources): Use subreg_regno function.
6312 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
6313 (subreg_regno_offset, subreg_regno): Define prototypes.
6314 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
6315 (gen_lowpart_SUBREG): Add prototype.
6316 * rtl.texi (subreg): Update to reflect new byte offset representation.
6317 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
6318 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
6319 (reg_overlap_mentioned_p): Use subreg_regno.
6320 (replace_regs); Make sure final offset of combined subreg is
6321 congruent to size of subreg's mode.
6322 (subreg_regno_offset): New function.
6323 (subreg_regno): New function.
6324 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
6325 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
6326 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
6327 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
6328 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
6329 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
6330 (a29k_get_reloaded_address): Use SUBREG_BYTE.
6331 (print_operand): Use SUBREG_BYTE.
6332 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
6333 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
6334 (arm_reload_out_hi): Use SUBREG_BYTE.
6335 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
6336 instead of SUBREG_WORD.
6337 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
6338 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
6339 SUBREG creation to use byte offset.
6340 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
6341 inverted load insns): Fix explicit rtl subregs to use byte
6343 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
6344 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
6345 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
6346 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
6347 to use byte offsets.
6348 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
6349 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
6350 offsets, also make sure it is congruent to SUBREG's mode size.
6351 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
6352 unnamed ldob insn): Generate SUBREGs with byte offset.
6353 (zero_extendqihi2): SUBREG's are byte offsets.
6354 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
6355 (m68hc11_gen_highpart): Use SUBREG_BYTE.
6356 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
6357 zero-extendqisi2): Generate SUBREGs with byte offset.
6358 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
6359 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
6360 subregs in rtl to use byte offsets.
6361 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
6362 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
6363 (mips_move_2words): Use subreg_regno_offset.
6364 (mips_secondary_reload_class): Use subreg_regno_offset.
6365 * config/mips/mips.md (DImode plus, minus, move, and logical op
6366 splits): Fixup explicit subregs in rtl to use byte offsets.
6367 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
6368 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
6369 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
6370 rtl to use byte offsets.
6371 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
6372 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
6373 subregs to use byte offsets.
6374 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
6375 Fixup explicit subregs in rtl to use byte offsets.
6376 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
6377 and remove byte endian correction code.
6378 * config/sh/sh.c (output_movedouble): Use subreg_regno.
6379 (gen_ashift_hi): Use SUBREG_BYTE.
6380 (regs_used): Use subreg_regno_offset.
6381 (machine_dependent_reorg): Use subreg_regno_offset.
6382 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
6383 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
6384 (movdf_i4): Subregs are byte offsets now.
6385 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
6386 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
6387 (REGMODE_NATURAL_SIZE): Override.
6388 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
6389 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
6391 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
6392 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
6393 extendqidi2): Generate SUBREGs with byte offsets, also make sure
6394 it is congruent to SUBREG's mode size.
6395 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
6397 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
6398 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
6399 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
6400 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
6401 * config/v850/v850.c (print_operand, output_move_double): Use
6402 subreg_regno function.
6404 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
6406 * configure.in (target_subdir): Use target_alias, not target.
6407 * configure: Rebuilt.
6409 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
6411 * config/sh/crti.asm: Fix typos in comments.
6413 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6415 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
6416 TARGET_FAST_INDIRECT_CALLS.
6417 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
6419 (return_addr_rtx): Short circuit export stub matching when
6420 TARGET_NO_SPACE_REGS.
6421 (output_millicode_call): For out of range calls, make -fPIC
6422 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
6423 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
6424 * pa.md: Modify length attr calculation of all millicode insns to
6427 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
6429 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
6430 Require at least 2.11 in the version test. Specifically check
6431 for and reject GAS version 2.10.90.
6432 * configure: regenerate.
6434 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6436 * pa.c (override_options): Remove PIC profiling warning.
6437 (hp_profile_labelno): Delete.
6438 (hp_profile_label_rtx): Delete.
6439 (hp_profile_label_name): Delete.
6440 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
6441 (output_function_prologue): Remove profiling code and all tests on
6442 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
6443 merge_sp_adjust_with_store can work for PIC and profiling.
6444 (hppa_expand_epilogue): Remove profile_flag test.
6445 (hppa_can_use_return_insn_p): Likewise.
6446 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
6447 cater for PROFILE_HOOK.
6448 (hppa_profile_hook): New function.
6449 * pa.h (FUNCTION_PROFILER): Now does nothing.
6450 (PROFILE_HOOK): Define.
6451 (hppa_profile_hook): Declare.
6452 (PROFILE_BEFORE_PROLOGUE): Delete.
6453 (ASM_OUTPUT_REG_PUSH): Delete.
6454 (ASM_OUTPUT_REG_POP): Delete.
6455 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
6456 r24. Accept function name operand, and use this and a locally
6457 generated label to calculate pc-rel offset to func start.
6459 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6461 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
6462 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
6465 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6467 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
6468 LO_SUM cases to where they belong.
6470 2001-04-02 Richard Henderson <rth@redhat.com>
6472 * except.h (lang_eh_type_covers): Mark extern.
6473 (lang_eh_runtime_type): Likewise.
6475 2001-04-02 Zack Weinberg <zackw@stanford.edu>
6477 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
6478 gengenrtl.c: Wrap generated header in multiple-include guard.
6479 Improve error checking.
6481 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6483 * configure.in: Don't check for putenv.
6484 * configure: Regenerate.
6485 * gcc.c (putenv): Don't define.
6486 * vax/xm-vms.h: Handle putenv.
6488 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6490 * ifcvt.c (noce_emit_move_insn): New.
6491 (noce_try_store_flag, noce_try_store_flag_constants,
6492 noce_try_store_flag_inc, noce_try_store_flag_mask,
6493 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
6494 noce_try_abs): Use it.
6495 (noce_process_if_block): Likewise.
6496 For STRICT_LOW_PART, take mode from its SUBREG.
6498 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6500 * fold-const.c (fold): Before optimizing unsigned comparison with
6501 0x7fffffffU, make sure arg0 is integral type.
6503 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
6505 * c-tree.texi: Document representation of wide strings.
6507 2001-04-01 Richard Henderson <rth@redhat.com>
6509 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
6511 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
6513 * i386.md: remove obsoleted comments.
6514 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
6515 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
6516 fix output template.
6518 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
6520 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
6522 2001-03-30 Bernd Schmidt <bernds@redhat.com>
6524 * loop.c (load_mems): When generating a load from a pseudo, update
6527 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6529 * i386.c (ix86_split_long_move): Use change address to compensate
6530 stack pointer change in push instruction.
6532 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6534 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
6535 instead of rtx_equal_p; fix the output template.
6537 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
6539 * i386.c (ix86_expand_setcc): Support 64bit.
6540 (ix86_expand_int_movcc): Likewise.
6541 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
6544 * i386.md (allocate_stack_worker): Turn to expander.
6545 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
6547 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
6549 2001-03-29 Richard Henderson <rth@redhat.com>
6551 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
6553 2001-03-28 Matthew Hiller <hiller@redhat.com>
6555 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
6558 * MAINTAINERS: Added self.
6560 2001-03-28 Richard Henderson <rth@redhat.com>
6562 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
6563 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
6565 2001-03-28 Jim Wilson <wilson@redhat.com>
6567 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
6570 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6572 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
6574 * tradcif.y (yyerror): Likewise. Add format specifier in call to
6577 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
6579 2001-03-28 DJ Delorie <dj@redhat.com>
6581 * Makefile.in (stage1_build): Revert CFLAGS patch.
6583 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
6585 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
6586 when multiplier or multiplicand is zero.
6588 2001-03-28 Bernd Schmidt <bernds@redhat.com>
6590 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
6592 * config/ia64/ia64.c (update_set_flags): New function, broken out of
6594 (set_src_needs_barrier): Likewise.
6595 (rtx_needs_barrier): For SET case, use these two functions. Rework
6596 PARALLEL case to handle all inputs before all outputs.
6597 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
6598 saw a label and no stop bit since then.
6599 (maybe_rotate, process_epilogue): Add prototypes.
6601 2001-03-28 Richard Henderson <rth@redhat.com>
6603 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
6604 not TARGET_TOC for special toc restore handling.
6605 * config/rs6000/rs6000.md (eh_return): Likewise.
6607 2001-03-28 Richard Henderson <rth@redhat.com>
6609 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
6610 current_function_calls_eh_return.
6611 (output_function_epilogue): Handle eh_return.
6612 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
6613 (EH_RETURN_DATA_REGNO): New.
6614 (EH_RETURN_STACKADJ_RTX): New.
6615 (EH_RETURN_HANDLER_RTX): New.
6616 * config/sparc/sparc.md (call/short branch peepholes): Check
6617 can_throw_internal instead of in_same_eh_region.
6619 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
6620 for eh_return data registers.
6621 (rs6000_emit_prologue): Save eh_return data registers.
6622 (rs6000_emit_epilogue): Force inline restores if eh_return.
6623 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
6624 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
6625 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
6626 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
6627 the target uses one.
6628 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
6629 (return_eh_si, return_eh_di): Remove.
6630 (eh_return): New, from corpse of eh_epilogue.
6631 (eh_set_lr_si, eh_set_lr_di): New.
6633 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
6634 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
6635 True for pic register if current_function_calls_eh_return.
6636 (ix86_expand_epilogue): Change "emit_return" argument into "style".
6637 Handle eh_return requirements.
6638 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
6639 (EH_RETURN_STACKADJ_RTX): New.
6640 * config/i386/i386.md (exception_receiver): Remove.
6641 (eh_return, eh_return_1): New.
6642 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6644 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
6645 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
6646 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
6647 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
6648 (EH_RETURN_DATA_REGNO): New.
6649 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
6650 * config/alpha/alpha.md (eh_epilogue): Remove.
6651 (exception_receiver): Use $26 for ldgp input.
6652 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6654 2001-03-28 Richard Henderson <rth@redhat.com>
6656 * except.c: Rewrite entirely for IA-64 ABI exception handling.
6657 * except.h: Likewise.
6659 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
6660 (LIB2ADDEHDEP): New.
6661 (LIB2FUNCS_EH): Remove.
6662 (LIB2ADD): Remove LIB2ADDEH.
6663 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
6664 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
6665 (crt{begin,end}[S].o): Likewise.
6666 (except.o): Update includes.
6667 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
6668 (libgcc2_c_dep): Use LIB2ADDEHDEP.
6670 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
6671 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
6672 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
6673 * builtins.c (expand_builtin): Implement it.
6674 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
6675 * c-common.c (c_common_nodes_and_builtins): Declare it.
6676 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
6677 * calls.c (libfunc_nothrow): Remove.
6678 (emit_library_call_value_1): Don't call it.
6679 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
6680 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
6681 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
6682 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
6683 (current_funcdef_number): Globalize.
6684 (output_call_frame_info): Emit frame data if an lsda is needed.
6685 Generate augmentation for personality routine. Don't play with
6687 (dwarf2out_begin_prologue): Record funcdef_number.
6688 * dwarf2out.h (current_funcdef_number): Declare.
6689 * expr.c (expand_expr): Update for except.h name changes.
6690 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
6691 * expr.h (LTI_throw, LTI_rethrow): Remove.
6692 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
6693 (LTI_eh_rtime_match): Remove.
6694 (LTI_unwind_resume, LTI_eh_personality): Add.
6695 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
6696 * final.c (final): Don't call check_exception_handler_labels,
6697 init_insn_eh_region, or free_insn_eh_region.
6698 (final_scan_insn): Always emit debug labels for
6699 NOTE_INSN_EH_REGION notes.
6700 * flags.h (flag_new_exceptions): Remove.
6701 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
6702 (record_active_eh_regions): Remove.
6703 (count_basic_blocks): Check all instructions for REG_EH_REGION.
6704 Use can_throw_internal.
6705 (find_basic_blocks_1): Likewise.
6706 (move_stray_eh_region_notes): Remove.
6707 (find_label_refs): No eh_return_stub_label.
6708 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
6709 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
6711 (delete_unreachable_blocks): Don't track deleted handlers.
6712 (flow_delete_block): Use maybe_remove_eh_handler.
6713 (delete_eh_regions): Remove.
6714 (merge_blocks): Don't check for eh region match.
6715 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
6716 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
6717 (init_propagate_block_info): Disable dead frame store optimization
6718 when current_function_calls_eh_return.
6719 (dump_bb): Don't print eh_beg, eh_end.
6720 * function.c (fixup_var_refs): No catch_clauses.
6721 (expand_function_end): Likewise. Call expand_eh_return before
6722 the return register use. Call sjlj_emit_function_exit_after.
6723 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
6724 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
6725 * ifcvt.c (dead_or_predicable): Remove eh region check.
6726 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
6727 Don't check for EH vs parameters.
6728 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
6729 (expand_inline_function): Call duplicate_eh_regions.
6730 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
6731 (copy_insn_notes): Remap REG_EH_REGION notes.
6732 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
6733 * integrate.h (struct inline_remap): Add local_return_label.
6734 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
6735 check_exception_handler_labels, nor exception_optimize.
6736 (find_cross_jump): No EH region check.
6737 * optabs.c (init_optabs): Update for changed eh libfuncs.
6738 * rtl.def (RESX): New.
6739 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
6740 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
6741 checks. Update for except.h name changes.
6742 (expand_cleanups): Likewise.
6743 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
6744 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
6745 (compile_file): Call init_eh before init_optabs. Don't
6746 output_exception_table here.
6747 (rest_of_compilation): Call convert_from_eh_region_ranges,
6748 convert_to_eh_region_ranges, output_function_exception_table.
6749 Don't emit_eh_context.
6750 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
6751 (EXC_PTR_EXPR): New.
6753 * md.texi (eh_epilogue): Remove.
6754 (eh_return): Document.
6755 * tm.texi (EH_RETURN_DATA_REGNO): Document.
6756 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
6758 * eh-common.h: Remove file.
6759 * frame-dwarf2.c, frame.c, frame.h: Remove files.
6760 * libgcc2.c (L_eh): Remove.
6762 * unwind-dw2-fde.c: New file, largely copied from frame.c.
6763 * unwind-dw2-fde.h: New file.
6764 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
6765 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
6766 * libgcc-std.ver: Update for eh symbols.
6768 2001-03-27 Richard Henderson <rth@redhat.com>
6770 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
6771 reduce false positives.
6772 (regmove_optimize): Disable if flag_non_call_exceptions.
6774 * stmt.c (expand_return): Remove always true predicate.
6775 (expand_decl_cleanup_no_eh): Remove dead code.
6777 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
6778 barrier code. Add a scheduling barrier if a non-call insn
6779 can throw internally.
6781 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
6782 Auto-inc addresses trap only if their base register does.
6784 * except.c (can_throw_internal): Rename from can_throw.
6785 * except.h, resource.c: Update references.
6787 * integrate.c (copy_insn_list): Use returnjump_p.
6788 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
6790 * function.h (struct function): Move all boolean valued fields
6791 to single bit fields at the end of the struct.
6793 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
6795 Rename asynchronous_exceptions to flag_non_call_exceptions.
6797 * gthr-single.h (UNUSED): New. Distinguish between how C
6798 and C++ mark unused function arguments. Use throughout.
6800 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
6801 value to target configuration header.
6802 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
6803 * config.in, configure: Rebuild.
6804 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
6805 configuration and target defines.
6806 (exceptions_via_longjmp): Remove.
6807 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
6808 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
6810 * except.h (flag_non_call_exceptions): Move ...
6811 * flags.h: ... here.
6813 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
6814 exceptions, put the note on the trapping instruction.
6816 * flags.h (flag_new_exceptions): Remove.
6817 * toplev.c: Don't set it.
6818 * final.c: Don't check it.
6819 * except.c: Provide stub definition.
6821 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
6822 (calculate_global_regs_live): Kill call-clobbered registers
6823 across exception edges.
6824 * reg-stack.c (convert_regs_1): Kill the entire target stack
6825 across non-call exception edges.
6827 * flow.c (cleanup_cfg): Take no argument.
6828 * output.h, sibcall.c, toplev.c: Update all calls.
6830 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6832 * configure.in: Don't check for bcopy.
6833 * configure, config.in: Regenerate.
6835 * system.h: Don't define or prototype bcopy, instead poison it.
6837 2001-03-27 Richard Henderson <rth@redhat.com>
6839 * function.c (expand_function_start): Set DECL_REGISTER on
6840 a pseudo used for DECL_RESULT.
6842 * rtl.h (LCT_NORETURN): New.
6843 * calls.c (emit_library_call_value_1): Handle it.
6845 2001-03-27 Stan Shebs <shebs@apple.com>
6847 * objc/objc-act.c (objc_init): Use dump_base_name.
6848 (gen_declaration): Clear the buffer arg.
6849 (gen_declaration_1): New function, body of gen_declaration.
6850 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
6851 (gen_method_decl): Ditto, plus always clear buffer arg.
6852 (error_with_ivar): Simplify.
6853 (warn_with_method): Ditto.
6854 (build_message_expr): Don't clear buffers.
6855 (dump_interface): Ditto.
6856 (objc_debug): Ditto.
6857 (build_keyword_selector): Clear the buffer by only zeroing
6859 (objc_implementation_context): Declare.
6860 (start_class): Warn about missing @end.
6861 (finish_objc): Ditto.
6863 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
6865 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
6867 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6869 * Makefile.in (SYSTEM_H): Define.
6870 Depend on $(SYSTEM_H), not system.h.
6872 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
6874 2001-03-27 Jim Wilson <wilson@redhat.com>
6876 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
6878 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
6879 (process_epilogue): New static function.
6880 (process_set): Call process_epilogue instead of emitting .restore
6882 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
6884 * flow.c (struct reg_cond_life_info): New fields orig_condition
6886 (init_propagate_block_info): Set new fields.
6887 (mark_regno_cond_dead): Set and use new fields.
6888 (flush_reg_cond_reg_1): Likewise.
6889 (and_reg_cond, case AND): Check for redundant AND conditions.
6890 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
6893 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
6895 * cppmacro.c (stringify_arg): Null terminate strings.
6897 2001-03-27 Zack Weinberg <zackw@stanford.edu>
6899 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
6900 inclusion style. xm-m68hc11.h no longer exists.
6901 * config/m68hc11/xm-m68hc11.h: Delete file.
6902 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
6904 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
6905 Don't define GCC_VERSION, N_, or PARAMS; don't include
6906 gansidecl.h or stdio.h. Define inhibit_libc here.
6907 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6908 Delete code conditioned on #if GCC_VERSION == 2095.
6910 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
6911 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6912 Delete code conditioned on #if GCC_VERSION == 2095.
6914 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6916 * system.h: Include symcat.h.
6917 (STRINGIFY): Don't define.
6919 * configure.in: Adjust comment.
6921 * builtins.c: Use STRINGX, not STRINGIFY.
6922 * gencheck.c: Likewise.
6923 * gengenrtl.c: Likewise.
6924 * protoize.c: Likewise.
6926 * cpplex.c: Don't include symcat.h.
6927 * cpplib.c: Likewise.
6929 * gansidecl.h (HAVE_STRINGIZE): Don't define.
6931 2001-03-27 Alan Modra <alan@linuxcare.com.au>
6933 * c-typeck.c (digest_init): Fold init expression.
6935 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6937 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
6939 2001-03-27 Alan Modra <alan@linuxcare.com.au>
6941 * except.c (eh_regs): Save results of build_pointer_type to a temp
6942 as FUNCTION_VALUE macro may evaluate its args multiple times.
6944 2001-03-26 Mark Mitchell <mark@codesourcery.com>
6946 * c-common.h (DECL_NUM_STMTS): New macro.
6947 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
6949 (pushdecl): Likewise.
6950 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
6951 * integrate.c (expand_inline_function): Don't check
6953 * print-tree.c (print_node): Don't print it.
6954 * toplev.c (rest_of_compilation): Don't try to inline when
6955 flag_no_inline is on.
6956 * tree.h (DECL_FRAME_SIZE): Remove.
6957 (tree_decl): Adjust accordingly.
6959 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6961 * combine.c (try_combine): Use memcpy, not bcopy.
6963 * genattrtab.c (expand_units): Likewise.
6965 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
6967 * i386.md (push mem DI peep2): New.
6968 (mov 0, mov -1 peep2): Handle 64bit.
6969 (lea to arithmetics peep2): Handle 64bit leas.
6970 (rsp arithmetics to push/pop peep2s): New.
6972 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
6974 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
6976 * i386.c (struct machine_function): Add save_varrargs_registers.
6977 (ix86_save_varrargs_registers): New macro.
6978 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
6979 (ix86_expand_prologue): Likewise.
6980 (ix86_emit_epilogue_esp_adjustement): Likewise.
6981 (ix86_expand_epilogue): Likewise.
6982 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
6983 (pro_epilogue_adjust_stack_1): New insn.
6984 (pro_epilogue_adjust_stack_rex64): Likewise.
6985 * i386.h (MASK_NO_RED_ZONE): New constant.
6986 (TARGET_RED_ZONE): New macro.
6987 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
6988 (RED_ZONE_SIZE): New constant.
6989 (RED_ZONE_RESERVE): New constant.
6991 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6993 * toplev.c (set_float_handler): Use memcpy, not bcopy.
6995 2001-03-25 Kazu Hirata <kazu@hxi.com>
6997 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
7000 (umodhi3): Likewise.
7003 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7005 * mkconfig.sh (DEFINES): Handle entries with '='.
7007 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
7008 Set xm_defines to MACRO=value instead.
7010 * i370/xm-mvs.h: Delete.
7012 * ns32k/xm-pc532-min.h: Likewise.
7014 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
7016 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
7018 use ix86_expand_binary_operator
7019 (?sh??i_?): Disable for 64bit.
7020 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
7021 * i386.c (shiftdi_operand): New predicate.
7023 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
7024 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
7025 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
7026 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
7027 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
7028 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
7029 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
7030 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
7031 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
7032 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
7033 (rotldi3, rotrdi3): New expanders.
7035 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
7037 * i386.md (movstrsi): Move offline.
7039 (strmovdi_rex64): New.
7040 (strmov?i): Accept 64bit.
7041 (strmov?i_rex64): New.
7042 (strmov?i_rex_1): New.
7043 (strmov?i_1): Disable for 64bit.
7044 (rep_mov?i_rex64): New.
7045 (rep_mov?i): Disable for 64bit.
7046 (clrstrsi): Move offline.
7047 (strset?i_rex64): New.
7048 (strset?i: Accept 64bit.
7049 (rep_stos?i): Disable for 64bit.
7050 (rep_stos?i_rex64): New.
7051 (strset?i_rex_1): New.
7052 (strset?i_1): Disable for 64bit.
7053 (cmpstrsi): Accept 64bit.
7054 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
7055 (cmpstrqi_nz_rex_1): New.
7056 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
7057 (strlensi): Move offline.
7059 (strlenqi_1): Disable for 64bit; fix constraints.
7060 (strlenqi_rex_1): New.
7061 * i386.c (ix86_adjust_counter): New static function.
7062 (ix86_zero_extend_to_Pmode): Likewise.
7063 (ix86_expand_aligntest): Likweise.
7064 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
7065 (ix86_expand_movstr): New global function.
7066 (ix86_expand_clrstr): New global function.
7067 (ix86_expand_strlen): New global function.
7068 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
7069 ix86_expand_strlen): Declare.
7070 (ix86_expand_strlensi_unroll_1): Delete.
7072 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
7074 * i386.md (cmpdi): Fix operand predicates.
7075 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
7076 cmpdi_1_insn_rex64): New patterns.
7077 (adddi3): Turn to expander.
7078 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
7079 (addsi3_carry_zext): New pattern.
7080 (adddi_?_rex64): New patterns and splitters.
7081 (addsi_?_zext): New patterns.
7082 (subsi3_carry_zext): New pattern.
7083 (subdi_?_rex64): New patterns and splitters.
7084 (iorsi_?_zext): New patterns.
7085 (iordi_?_rex64): New patterns and splitters.
7086 (iorsi_?_zext): New patterns.
7087 (iorsi_?_zext_imm): New patterns.
7088 (xorsi_?_zext): New patterns.
7089 (xordi_?_rex64): New patterns and splitters.
7090 (xorsi_?_zext): New patterns.
7091 (negdi*): New patterns.
7092 (one_cmpldi*): Likewise.
7093 (one_cmplsi*_zext, negsi*_zext): Likewise.
7094 (testqi_ext_3_rex64): New pattern.
7096 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
7098 * i386-protos.h (ix86_split_long_move): Return void.
7099 * i386.c (ix86_split_to_parts): Handle 64bit target.
7100 (ix86_split_long_move): Likewise.
7101 * i386.md (all calls to ix86_split_long_move): Update.
7103 2001-03-23 Richard Henderson <rth@redhat.com>
7105 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
7106 to avoid shadowing arguments.
7108 2001-03-23 Jakub Jelinek <jakub@redhat.com>
7110 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
7111 to variable names where DECL_NAME is different from
7112 DECL_ASSEMBLER_NAME.
7114 2001-03-23 Jim Wilson <wilson@redhat.com>
7116 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
7117 (assemble_alias): Call make_decl_rtl.
7119 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
7121 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
7123 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
7125 * extend.texi: Document the "java_interface" attribute.
7127 2001-03-22 Zack Weinberg <zackw@stanford.edu>
7129 * mkconfig.sh: Use a subshell with redirected stdout,
7130 instead of closing stdout and confusing commands that run
7131 afterward. Throw away output of cmp.
7133 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
7135 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
7137 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
7139 * i386.md (zero_extendsidi2_32): Break out from ...
7140 (zero_extendsidi2): ... here ; turn to expander.
7141 (zero_extendsidi2_rex64): New.
7142 (extendsidi2_32): Break out from ...
7143 (extendsidi2): ... here ; turn to expander.
7144 (extendsidi2_rex64): New.
7145 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
7146 (trunc?f?f splitters): Add 64bit versions.
7148 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
7150 * i386.md (pushsi, pushsi2_prologue): Disable.
7151 (pushsi2_rex64): New.
7152 (movabs?i_1_rex64, movabs?i_2_rex64): New.
7153 (movqi_ext_1): Disable for 64bit.
7154 (movqi_ext_1_rex64): New.
7155 (pushdi2_rex64): New pattern, peep2s and splitter.
7156 (pushdi2_prologue_rex64): New pattern.
7157 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
7159 (movdi splitters): Disable for 64bit.
7160 (movdi_1_rex64): New pattern, peep2s and splitters.
7161 (swapdi): New pattern.
7162 (pushsf): Disable for 64bit.
7163 (pushsf_rex64): New pattern and splitter.
7164 (pushdf_nointeger): Disable for 64bit.
7165 (pushdf_integer): Handle the 64bit case.
7166 (pushtf): Likewise; update splitters.
7168 2001-03-22 Richard Henderson <rth@redhat.com>
7170 * mkconfig.sh: Include insn-flags.h.
7171 * Makefile.in (CONFIG_H): Include insn-flags.h.
7172 (lots of objects): Remove insn-codes.h and insn-flags.h.
7174 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
7175 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
7176 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
7177 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
7178 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
7179 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
7180 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
7181 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
7182 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
7183 v850/v850.c, vax/vax.c:
7184 Don't include insn-flags.h.
7186 * diagnostic.c, expr.h, reload.c, toplev.c:
7187 Don't include insn-codes.h.
7189 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
7190 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
7191 c4x/c4x.c, i960/i960.c, mips/mips.c:
7192 Don't include insn-codes.h or insn-flags.h.
7194 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
7195 or insn-flags.h in the generated code.
7196 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
7197 (main): Forward declare struct rtx_def.
7199 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
7201 * invoke.texi (-ffast-math): Remove duplicate line about
7204 * gcc.texi: Remove more obsolete documentation of bugs and
7205 installation problems.
7207 2001-03-21 Kazu Hirata <kazu@hxi.com>
7209 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
7212 2001-03-20 Jason Merrill <jason@redhat.com>
7214 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
7216 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
7217 * varasm.c (CHKR_PREFIX): Likewise.
7219 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7221 * gcse.c (hash_scan_set): An expression is not anticipatible if it
7222 is part of a multi-SET insn.
7224 * cse.c (find_comparison_args): Remove previous change.
7225 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
7228 * config/i386/i386.md (conditional_trap): Remove warning.
7230 * recog.c (push_operand): Fix error in last change that caused
7231 undefined symbol on many targets.
7233 * sdbout.c: #include ggc.h.
7234 (sdbout_init): Move to end of file.
7235 Call ggc_add_tree_root for anonymous_types.
7236 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
7237 (sdbout_one_type): Use DECL_NAME for field name.
7238 * Makefile.in (sdbout.o): Show includes ggc.h.
7240 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
7242 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
7243 (override_options): Use properlimits for preferred_stack_boundary.
7244 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
7246 (ext_register_operand): Accept DImode.
7247 (load_pic_register): Abort on 64bit.
7248 (gen_push): Use Pmode instead of SImode.
7249 (ix86_save_reg): Pic reg is never used on 64bit.
7250 (ix86_expand_prologue): Likewise.
7251 (ix86_emit_save_regs): Use Pmode instead of SImode.
7252 (legitimate_address_p): Check displacement for 64bit.
7253 (print_operand): Avoid outputting of (%rip) on 64bit.
7254 (print_operand_address): Output (%rip) where possible.
7255 (split_di): Abort on 64bit registers.
7256 (ix86_expand_branch): DImode comparison is simple for x86_64.
7257 (memory_address_length): Recognize memory addresses formed using
7259 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
7261 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
7263 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
7265 * recog.c (push_operand): Recognize new format of push instructions.
7267 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
7269 * i386.md (pushqi1): New.
7270 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
7271 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
7272 x86_64_immediate_operand, x86_64_immediate_operand,
7273 x86_64_zext_immediate_operand): Declare.
7274 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
7275 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
7276 x86_64_immediate_operand, x86_64_immediate_operand,
7277 x86_64_zext_immediate_operand): define.
7278 * i386.h (PREDICATE_CODES): Add new predicates.
7280 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
7282 * i386.md (pophi1, popqi1, pushqi1): Remove.
7284 * expr.c (emit_single_push_insn): New function.
7285 (move_by_pieces): Accept NULL as destination for push instructions.
7286 (gen_push_operand): Kill.
7287 (emit_push_insn): Pass NULL when pushing; avoid updating of
7288 stack_pointer_delta.
7289 * expr.h (gen_push_operand): Kill.
7291 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7293 * rtl.texi (COMPARE): Clarify documentation and reference section
7296 2001-03-20 Stan Shebs <shebs@apple.com>
7298 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
7299 (get_object_reference): Ditto.
7300 (error_with_ivar): Use error_with_file_and_line.
7301 (warn_with_method): Use warning_with_file_and_line.
7303 2001-03-20 Tom Tromey <tromey@redhat.com>
7305 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
7307 2001-03-20 Mark Mitchell <mark@codesourcery.com>
7309 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
7310 variables that are TREE_PUBLIC, even if not TREE_STATIC.
7312 2001-03-20 DJ Delorie <dj@redhat.com>
7314 * Makefile.in (install-libgcc): Pass complete list of variables.
7315 (install-multilib): Ditto.
7317 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7319 * config/i386/cygwin.h: Declare ctor_section, dtor_section
7320 drectve_section, switch_to_section.
7322 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
7323 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
7324 i386_pe_mark_dllimport.
7326 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7328 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
7329 functions i386_pe_*.
7331 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
7332 i386_pe_* functions with char * arguments.
7334 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
7336 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
7338 (movsi_ie): Introduce fpul store.
7340 2001-03-20 Alan Modra <alan@linuxcare.com.au>
7342 * Makefile.in (OBJS): Remove hashtab.o.
7344 2001-03-19 Stan Shebs <shebs@apple.com>
7346 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
7347 * c-lang.c (maybe_objc_method_name): Ditto.
7348 * c-tree.h (maybe_objc_method_name): Remove decl.
7350 2001-03-19 Tom Tromey <tromey@redhat.com>
7352 * gcc.c (init_gcc_specs): Fix comment.
7354 2001-03-19 Mark Mitchell <mark@codesourcery.com>
7356 Compute DECL_ASSEMBLER_NAME lazily.
7357 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
7358 (DECL_ASSEMBLER_NAME_SET_P): New macro.
7359 (SET_DECL_ASSEMBLER_NAME): Likewise.
7360 (COPY_DECL_ASSEMBLER_NAME): Likewise.
7361 (set_decl_assembler_name): Declare.
7362 (lang_set_decl_assembler_name): Likewise.
7363 * tree.c (lang_set_decl_assembler_name): New variab.e
7364 (set_decl_assembler_name): New function.
7365 (init_obstacks): Set lang_set_decl_assembler_name.
7366 (build_decl): Don't set DECL_ASSEMBLER_NAME.
7367 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
7368 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
7369 where it's not necessary.
7370 (builtin_function): Likewise.
7371 (finish_decl): Likewise.
7372 * dbxout.c (dbxout_type_methods): Likewise.
7373 * ggc-common.c (ggc_mark_trees): Likewise.
7374 * profile.c (output_func_start_profiler): Likewise.
7375 * varasm.c (make_decl_rtl): Likewise.
7377 * cse.c (find_comparison_args): Update documentation. Fix
7378 mishandling of COMPARE operations.
7380 * tree.def (ABS_EXPR): Add documentation.
7381 * fold-const.c (fold): Improve folding of ABS_EXPRs.
7383 2001-03-19 Zack Weinberg <zackw@stanford.edu>
7385 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
7387 2001-03-19 Jakub Jelinek <jakub@redhat.com>
7389 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
7390 Remove ia32 linux PIC kludge and move it...
7391 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
7393 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
7395 * i386.md (absdf2 expander): Fix 64bit case.
7397 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
7399 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
7401 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
7403 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
7405 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7407 * README.X11: Remove obsolete file.
7409 2001-03-18 Anthony Green <green@redhat.com>
7411 * config/pj/pj.h: Remove some trailing commas.
7412 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
7414 2001-03-18 Richard Henderson <rth@redhat.com>
7416 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
7417 * calls.c: ... here.
7418 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
7419 defaults for them here.
7421 2001-03-17 Anthony Green <green@redhat.com>
7423 * config/pj/lib1funcs.S: Fix broken comment.
7424 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
7427 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
7429 * gcc.texi: Remove obsolete information relating to build and
7430 installation problems with enquire or the Pyramid C compiler.
7432 2001-03-17 Richard Henderson <rth@redhat.com>
7434 * dwarf2out.c (queue_reg_save): New.
7435 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
7436 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
7438 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
7439 (cfa, cfa_store, cfa_temp): Make static.
7440 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
7442 2001-03-17 Richard Henderson <rth@redhat.com>
7444 * integrate.h (struct inline_remap): Add local_return_label.
7445 * integrate.c (expand_inline_function): Initialize it and emit
7446 it after copy_insn_notes.
7447 (copy_insn_list): Don't store local_return_label here.
7448 (copy_insn_notes): New function split out from copy_insn_list.
7450 2001-03-17 Richard Henderson <rth@redhat.com>
7452 * dwarf2out.c (lookup_filename): Emit .file if the assembler
7453 is generating .debug_line.
7454 (dwarf2out_init): Add main_input_filename to the file table first.
7455 * configure.in (as_dwarf2_debug_line): Test with file number 1
7456 instead of file number 0.
7458 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7460 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
7461 (gen_rtx_combine): Deleted; all references changed as appropriate.
7462 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
7464 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
7466 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
7468 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
7471 2001-03-16 Jim Wilson <wilson@redhat.com>
7473 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
7474 then set it to LOC_REG (79) instead of aborting.
7476 2001-03-16 Phil Edwards <pme@sources.redhat.com>
7478 * gccbug.in: Remove high priority.
7480 2001-03-16 Richard Henerson <rth@redhat.com>
7482 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
7483 output with a space instead of deleting it.
7484 * configure: Regenerate.
7486 2001-03-16 Zack Weinberg <zackw@stanford.edu>
7488 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
7489 handles the gory details of converting an object file into
7490 something that's safe to grep.
7491 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
7492 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
7493 newlines at either end of the string we're looking for.
7494 Make 'checking ...' message less stilted.
7495 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
7496 ARM in-memory layout and its hypothetical converse. Don't
7497 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
7498 HOST_WORDS_BIG_ENDIAN.
7500 * configure.in: Adjust for renamed macro. Move
7501 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
7502 * configure, config.in: Regenerate.
7504 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7506 * fixinc/Makefile.in: Set SHELL.
7508 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7510 * fixinc/fixincl.c (fix_with_system): Quote file names before
7511 passing them to shell.
7513 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7515 * Makefile.in: Use fix-header$(build_exeext) instead
7518 2001-03-16 Richard Henderson <rth@redhat.com>
7520 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
7521 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
7522 (size_of_line_prolog): Remove.
7523 (output_line_info): Compute prologue size via label difference.
7524 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
7526 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
7527 assembler error when redefining file numbers.
7528 * config.in, configure: Rebuild.
7530 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
7531 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
7532 (dw2_asm_output_delta_uleb128): Likewise.
7533 (dw2_asm_output_delta_sleb128): Similarly.
7534 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
7536 2001-03-16 Michael Meissner <meissner@redhat.com>
7538 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
7540 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
7542 (BITMASK_LOWER16): Replacement for 0x0000ffff.
7544 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
7545 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
7546 being unsigned in ISO C and signed in traditional.
7547 (expand_prologue): Ditto.
7548 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
7550 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
7552 (divsi3,divdi3): Ditto.
7553 (modsi3,moddi3): Ditto.
7554 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
7555 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
7556 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
7559 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
7561 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
7562 SSE based conditional moves on LTGT/UNEQ conditions;
7563 Canonicalize EQ to NE.
7564 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
7565 (sse_mov?fcc_ne): New.
7567 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
7569 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7571 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
7572 register may be dead.
7574 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
7576 * Makefile.in (hash.o): Depend on CONFIG_H.
7578 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7580 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
7582 2001-03-15 Richard Henderson <rth@redhat.com>
7584 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
7585 (ASM_OUTPUT_DWARF_PCREL): New.
7586 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
7588 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7590 * cppfiles.c (stack_include_file): Use MAX of sysp.
7592 2001-03-15 Steve Ellcey <sje@cup.hp.com>
7594 * config.gcc (ia64*-*-hpux*): New case.
7595 * config/ia64/hpux.h: New file for HP-UX support.
7596 * config/ia64/t-hpux: New file for HP-UX support.
7598 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
7600 * fixinc/inclhack.def (irix_stdio_va_list): New.
7601 * fixinc/fixincl.x: Rebuilt.
7603 2001-03-15 Richard Henderson <rth@redhat.com>
7605 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
7606 if provided by the target.
7607 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
7608 (dw2_asm_output_addr): New.
7609 * dwarf2asm.h (dw2_asm_output_addr): Declare.
7610 * dwarf2out.c (output_cfi): Use it for program addresses.
7611 (output_call_frame_info, output_die): Likewise.
7612 (output_aranges, output_line_info): Likewise.
7614 2001-03-15 Bruce Korb <bkorb@gnu.org>
7616 * gcc.c(main): make more rigorous
7617 * collect2.c(main): guard against ignoring SIGCHLD
7618 * protoize.c(main): ditto
7619 * gcc/fixinc/fixincl.c(initialize): ditto
7621 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7623 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
7624 (sdbout_parms): Likewise.
7626 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
7628 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
7629 "widen" a destination that is already wider than a word. Also do
7630 not widen if LOAD_EXTEND_OP is NIL for the given mode.
7632 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7634 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
7636 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
7638 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
7640 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
7642 * i960.h (i960_maxbitalignment,
7643 i960_last_maxbitalignment): Declare.
7644 * i960.c (i960_maxbitalignment,
7645 i960_last_maxbitalignment): Make global.
7646 (process_pragma): Delete.
7647 (i960_pr_align, i960_pr_noalign): Move from here ...
7648 * i960-c.c: ... to this new file.
7649 * t-960bare (i960-c.o): New rule.
7650 * t-vxworks960 (i960-c.o): Likewise.
7651 * config.gcc (i960-*-*): Define c_target_objs and
7654 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7656 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
7657 without adding in rtx code and mode.
7659 * alias.c (init_alias_analysis): Don't use any rtx whose value
7660 varies as a known value.
7661 Delete a superfluous test.
7663 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
7665 (ia64_sched_reorder): Call maybe_rotate; also rotate after
7666 scheduling a stop bit.
7667 (ia64_emit_nops): Correctly handle ASMs.
7669 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7671 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
7673 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
7675 * cpp.texi: Update documentation for -include and -imacros.
7676 * cppfiles.c (struct include_file): Remove "defined" memeber.
7677 (find_or_create_entry): Make a copy of the file name, and
7679 (open_file): Update to ensure we use the simplified filename.
7680 (stack_include_file): Don't set search_from.
7681 (cpp_included): Don't simplify the path name here.
7682 (find_include_file): New prototype. Call search_from to
7683 get the start of the "" include chain. Don't simplify the
7685 (_cpp_execute_include): New prototype. Move diagnostics to
7686 do_include_common. Update.
7687 (_cpp_pop_file_buffer): Don't set defined.
7688 (search_from): New prototype. Use the preprocessor's cwd
7689 for files included from the command line.
7690 (read_name_map): Don't simplify the pathname here.
7691 * cpphash.h (enum include_type): New.
7692 (struct buffer): Delete search from. New search_cached.
7693 (_cpp_execute_include): Update prototype.
7694 * cppinit.c (do_includes): Use _cpp_execute_include.
7695 * cpplib.c (do_include_common): New function.
7696 (do_include, do_include_next, do_import): Use it.
7698 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7700 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
7701 contents of the RTL, to determine the name of the object.
7703 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7705 * tree.h (DECL_RTL): Allocate RTL lazily.
7706 (SET_DECL_RTL): New macro.
7707 (DECL_RTL_SET_P): Likewise.
7708 (COPY_DECL_RTL): Likewise.
7709 (DECL_RTL_IF_SET): Likewise.
7710 * varasm.c (make_decl_rtl): Add assertions about the kind of
7711 declaration we are processing.
7712 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
7713 (start_decl): Likewise.
7714 (finish_decl): Likewise.
7715 * c-semantics.c (emit_local_var): Likewise.
7716 * calls.c (expand_call): Likewise.
7717 * dbxout.c (dbxout_symbol): Likewise.
7718 * emit-rtl.c (unshare_all_rtl): Likewise.
7719 (unshare_all_decls): Likewise.
7720 (reset_used_decls): Likewise.
7721 * expr.c (store_constructor): Likewise.
7722 (safe_from_p): Likewise.
7723 (expand_expr): Likewise.
7724 * function.c (put_var_into_stack): Likewise.
7725 (instantiate_decls_1): Likewise.
7726 (assign_parms): Likewise.
7727 (expand_function_start): Likewise.
7728 (expand_function_end): Likewise.
7729 * ggc-common.c (gcc_mark_trees): Likewise.
7730 * integrate.c (function_cannot_inline_p): Likewise.
7731 (copy_decl_for_inlining): Likewise.
7732 (expand_inline_function): Likewise.
7733 (integrate_parm_decls): Likewise.
7734 (integrate_decl_tree): Likewise.
7735 * print-tree.c (print_node): Likewise.
7736 * reg-stack.c (stack_result): Likewise.
7737 * stmt.c (label_rtx): Likewise.
7738 (expand_return): Likewise.
7739 (expand_decl): Likewise.
7740 (expand_decl_cleanup): Likewise.
7741 (expand_anon_union_decl): Likewise.
7742 * toplev.c (check_global_declarations): Likewise.
7743 (rest_of_decl_compilation): Likewise.
7744 * tree.c (simple_cst_equal): Likewise.
7745 * objc/objc-act.c (generate_static_references): Likewise.
7747 2001-03-14 Zack Weinberg <zackw@stanford.edu>
7749 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
7750 gcc_AC_C_FLOAT_FORMAT): New macros.
7751 * configure.in: Add AC_PROG_CPP after CC tests;
7752 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
7753 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
7754 * configure, config.in: Regenerate.
7756 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
7757 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
7758 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
7759 config/i370/xm-linux.h, config/i370/xm-oe.h,
7760 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
7761 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
7762 config/pa/xm-linux.h, config/pa/xm-pa.h,
7763 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
7764 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
7765 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
7766 config/we32k/xm-we32k.h: Delete.
7768 * config/i370/xm-mvs.h, config/m88k/m88k.h,
7769 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
7770 config/vax/xm-vms.h: Don't define any of:
7771 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
7773 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
7775 * config.gcc: Remove references to deleted files.
7776 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
7777 FATAL_EXIT_CODE, which is the same between oe and mvs).
7779 2001-03-14 DJ Delorie <dj@redhat.com>
7780 Vladimir Makarov <vmakarov@redhat.com>
7782 * config/i960/i960.c (i960_function_prologue): Compute size of
7783 frame according to number of registers actually saved there.
7785 2001-03-14 Richard Henderson <rth@redhat.com>
7787 * expr.c (emit_move_insn_1): Fix else if around #endif.
7789 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
7792 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
7795 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
7797 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
7798 (override_options): Parse cmodel string.
7799 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
7800 * i386.h (TARGET_OPTIONS): Add "cmodel".
7801 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
7803 (ix86_cmodel_string, ix86_cmodel): Declare.
7805 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
7808 * i386.h (GENERAL_REG_P): Add missing REG_P.
7810 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
7812 * configure.in: Use $gcc_cv_as instead of $as.
7813 * configure: Regenerated.
7815 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
7817 * cppfiles.c (stack_include_file): Only increase the include
7818 count if we actually process the file properly, as opposed
7819 to treating it as length zero. Only call read_include_file
7820 if not DO_NOT_REREAD. Handle the -H include file output
7822 (read_include_file): Remove now redundant DO_NOT_REREAD check.
7823 (cpp_included, find_include_file): Simplify pathnames after
7824 remapping them. If remapping, don't use the remapped file
7825 name's buffer as our scratch buffer.
7826 (cpp_pop_file_buffer): Replace the multiple include macro
7827 only if it isn't yet set.
7828 (read_name_map): Simplify remapped names when reading in.
7829 (remap_filename): Move code to code path that uses it.
7830 (_cpp_simplify_pathname): Return the input pointer.
7831 * cpphash.h (_cpp_simplify_pathname): Update prototype.
7833 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7835 * expr.c (expand_expr): Revove bogus conditional.
7837 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
7839 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
7841 2001-03-14 Jakub Jelinek <jakub@redhat.com>
7843 * reg-stack.c (stack_result): Unconditionally use
7844 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
7846 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
7848 * expr.c (emit_move_insn_1): Split push of complex value when
7849 no suitable push instruction exist.
7851 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
7852 instead of QI_REG_P.
7854 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7856 * alias.c (handled_component_p, can_address_p): New functions.
7857 (get_alias_set): Use them.
7859 2001-03-13 Jim Wilson <wilson@redhat.com>
7861 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
7862 from 80 in try_locals code.
7863 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
7865 2001-03-13 Zack Weinberg <zackw@stanford.edu>
7867 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
7868 gcc_AC_C_LONG_LONG): New.
7869 * configure.in: Use them. Probe the size of short, int, long,
7870 and long long/__int64 if we have them. Move all the AC_C_*
7871 checks together, except gcc_AC_C_CHAR_BIT which has to go
7872 after AC_CHECK_HEADERS(limits.h).
7873 Take hwint.h out of host_xm_file and build_xm_file.
7875 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
7876 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
7877 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
7878 Move the HOST_WIDEST_INT setup logic here from system.h.
7879 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
7881 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
7882 is now handled by hwint.h.
7884 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
7885 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
7886 config/ia64/xm-ia64.h: Don't define any of:
7887 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
7888 HOST_BITS_PER_LONGLONG.
7890 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
7891 config/h8300/xm-h8300.h, config/mips/iris6.h,
7892 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
7893 config/sparc/xm-sp64.h: Delete.
7894 * config.gcc: Remove references to deleted files.
7896 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
7897 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
7898 * config/i370/xm-linux.h: Clarify floating-point situation in
7901 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
7903 * cppfiles.c (NO_INCLUDE_PATH): New macro.
7904 (find_include_file): Decide here which part of the include
7905 chain to start the search. Complain about an empty include
7906 chain in all cases apart from an abolsute file name.
7907 (_cpp_execute_include): Don't choose the search chain here.
7908 Don't call handle_missing_include in the case of an empty
7910 (_cpp_compare_file_date): Don't choose the search chain here.
7911 * cpplib.c (do_include_next): Move the in-main-file diagnostic
7912 here from _cpp_execute_include. Behave like #include if
7913 we're in the main file.
7915 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7917 * system.h (malloc, realloc, calloc, strdup): Only poison these
7918 tokens when IN_GCC is defined.
7920 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
7922 * i386.md (abs?f expander): Support SSE case.
7923 (abd?f_if): Add new "USE"; add splitters.
7925 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7927 * cpp.texi (poison): Explain the macro expansion exception.
7929 2001-03-13 Jakub Jelinek <jakub@redhat.com>
7931 * expr.c (store_expr): Add dont_store_target. If temp is already in
7932 target before copying to reg, don't store it into target again.
7934 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7936 * cppinternals.texi: Update for file handling.
7938 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
7940 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
7941 2001-02-24 which broke building the Java library.
7942 * function.c (identify_blocks): Likewise.
7943 (all_blocks): Likewise.
7944 * integrate.c (integrate_decl_tree): Likewise.
7945 * print-tree.c (print_node): Likewise.
7946 * tree.h (BLOCK_NUMBER): Likewise.
7947 (struct tree_block): Likewise.
7949 2001-03-12 David Edelsohn <edelsohn@gnu.org>
7951 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
7952 __WCHAR_TYPE__ definition.
7953 (WCHAR_TYPE_SIZE): #undef before #define.
7955 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7957 * cppfiles.c: Update comments.
7958 (destroy_include_file_node): Rename destroy_node.
7959 (find_or_create_entry): New function.
7960 (open_file, _cpp_fake_include): Use it.
7961 (handle_missing_header): New function, broken out of
7962 _cpp_execute include. Don't segfault if there is no
7963 system or quoted path.
7964 (_cpp_execute_include): Use handle_missing_header.
7966 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
7968 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
7969 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
7971 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7973 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
7974 unless anti_dependence says they are.
7975 * alias.c (objects_must_conflict): If neither has a type specified,
7978 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7979 David Billinghurst <David.Billinghurst@riotinto.com>
7981 * config/mips/iris5.h: Change WCHAR_TYPE to int.
7983 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
7985 * i386.md (trunctfdf2_2): Rename missnamed pattern.
7986 (*_one_bit): Remove type on the match_operand in attributes.
7988 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
7990 * i386.c: Commit forgotten hunk in previous patch.
7991 (regclass_map): Add extended registers.
7992 (dbx_register_map): Add missing frame register.
7994 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
7996 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
7998 * i386.md (x86_sahf_1): Disable for 64bit.
7999 (popsi*, pophi*): Likewise.
8000 (pushqi, pushhi): Likewise.
8001 (movdi, pushdi): Likewise.
8002 (zero extend DImode splitter): Likewise.
8003 (adddi, minusdi splitter): Likewise.
8004 (umulsidi): Likewise.
8006 (mulsidi): Disable for 64bit
8007 (lshift:DI/ashift:DI): Disable for 64bit.
8008 (loop patterns): Likewise.
8009 (call_pop, call_value_pop expanders and patterns): Likewise.
8010 (prologue_get_pc): Likewise.
8012 (fcmovDI pattern and splitter): Likewise.
8013 (movdfcc_1_rex64): New.
8015 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
8017 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
8018 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
8019 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
8020 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
8021 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
8022 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
8023 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
8024 (PUSH_ROUNDING): x86_64 rounds to 64bits.
8025 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
8026 (REGPARM_MAX): Set to 6 for x86_64.
8027 (SSE_REGPARM_MAX): Set to 16 for x86_64.
8028 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
8031 * (patterns that does use upper halves): Update constraints
8032 'q' to 'Q' and 'r' to 'R'.
8033 (cmpqi_ext_1): Disable for 64bit.
8034 (cmpqi_ext_3_insn): Likewise.
8035 (movqi_extzv_1): Likewsie.
8036 (addqi_ext_1): Liekwsie
8037 (testqi_ext_1): Liekwsie
8038 (andqi_ext_1): Liekwsie
8039 (xorqi_ext_1): Liekwsie
8040 (cmpqi_ext_1_rex64): New.
8041 (cmpqi_ext_3_insn_rex64): Likewise.
8042 (movqi_extzv_1_rex64): Likewsie.
8043 (addqi_ext_1_rex64): Liekwsie
8044 (testqi_ext_1_rex64): Liekwsie
8045 (andqi_ext_1_rex64): Liekwsie
8046 (xorqi_ext_1_rex64): Liekwsie
8048 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8050 * configure.in: Move check for unsigned enumerated bitfields
8051 to macro in aclocal.m4. Disable it for now.
8052 * configure, config.in: Regenerate.
8053 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
8054 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
8055 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
8056 kind above its first use.
8058 * config/xm-interix.h, config/alpha/xm-alpha.h,
8059 config/i370/xm-linux.h, config/i386/xm-beos.h,
8060 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
8061 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8062 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
8063 Don't define ONLY_INT_FIELDS under any circumstances.
8065 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
8067 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
8068 config/sparc/xm-sysv4.h: Delete - now identical with some
8070 * config.gcc (hppa targets): Replace xm-pahpux.h and
8071 xm-papro.h with implicit xm-pa.h.
8072 (sparc targets): Replace xm-sysv4.h with implicit or explicit
8075 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
8077 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
8078 before reload_cse_noop_set_p.
8080 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8082 * config.gcc: Where xm-host.h used to include another
8083 xm-host.h, list the nested header directly in xm_file. Remove
8084 references to deleted files. Can now use sparc/xm-sp64.h for
8087 * config/xm-linux.h, config/arm/xm-linux.h,
8088 config/i386/xm-dos.h, config/i386/xm-gnu.h,
8089 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
8090 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
8091 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
8092 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
8095 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
8096 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
8097 bother to wrap #undef in #ifdef.
8098 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
8099 Don't include xm-linux.h.
8100 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
8102 * configure.in: Wrap regexps using [] in changequote block.
8103 Use expr : not echo | grep. Simplify regexps.
8104 * configure: Regenerate.
8106 56 xm-files remain, 22 xm-arch.
8108 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8110 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
8111 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
8112 (local_index, local_rindex): Delete, use strchr/strrchr instead.
8113 (copy_object): Fix format specifier vs argument mismatch.
8115 * mips-tdump.c: Make local functions static.
8116 (rindex): Don't #undef.
8117 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
8118 (fatal, fancy_abort): Delete.
8119 (read_seek): Avoid signed/unsigned compare.
8121 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8123 * combine.c (try_combine): Fix error in change to try original
8125 (gen_rtx_combine): Do same as gen_rtx for now.
8127 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8129 * configure.in: AC_SUBST xm_defines.
8130 * configure: Regenerate.
8131 * Makefile.in: Set DEFINES=$(xm_defines) when building
8134 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
8136 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
8137 (cpp_included, find_include_file): Update.
8138 (_cpp_compare_file_date): Make else unconditional.
8140 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
8142 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
8144 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
8146 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
8147 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
8149 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
8151 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
8152 if it's a record type.
8154 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
8156 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
8157 mingw includes slightly.
8159 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8161 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
8162 #undef token before poisoning it.
8164 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8166 * alpha.c (check_float_value): Use memcpy, not bcopy.
8168 * m32r.c (m32r_sched_reorder): Likewise.
8170 * vax.c (check_float_value): Likewise.
8172 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
8174 * toplev.c (file_name_nondirectory): Remove.
8175 * toplev.h: Similarly.
8176 * dwarf2out.c (compute_section_prefix): Use lbasename instead
8177 of file_name_nondirectory.
8179 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8181 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
8182 * mips-tfile.c: Don't #undef rindex; not used.
8184 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
8186 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
8187 (dbx64_register_map): Declare.
8188 (RETURN_ADDR_RTX): Fix for 64bit.
8189 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
8190 (INCOMING_FRAME_SP_OFFSET): Set to 8.
8191 * i386.c (dbx64_register_map): New global array.
8192 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
8193 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
8196 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
8198 * cppfiles.c (search_from): Use lbasename.
8199 * mkdeps.c (deps_add_default_target): Use lbasename.
8201 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8203 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
8204 xcalloc in lieu of malloc, realloc & calloc.
8206 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
8208 * gengenrtl.c (xmalloc): Likewise.
8210 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
8211 really_call_* memory allocation routines.
8213 * stmt.c (check_for_full_enumeration_handling): Use
8214 really_call_calloc, not calloc.
8216 * system.h (really_call_malloc, really_call_calloc,
8217 really_call_realloc): Define.
8218 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
8220 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
8222 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
8224 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
8226 * configure: Rebuilt.
8227 * configure.in: Only use `lang_requires' for languages athat are
8230 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
8232 * invoke.texi: Fix typo.
8233 * gcc.1: Regenerate.
8235 2001-03-09 Zack Weinberg <zackw@stanford.edu>
8237 * configure.in: Prune nonexistent files from build_xm_file,
8238 xm_file, and host_xm_file lists. Warn unless they're
8240 Don't generate *config.h here.
8241 AC_SUBST all variables needed to generate *config.h.
8242 * configure: Regenerate.
8243 * mkconfig.sh: New helper script, from code removed from
8245 * Makefile.in: Zap all MALLOC variables - no longer used
8246 anywhere, and malloc.c doesn't exist.
8247 Substitute in variables needed to generate *config.h.
8248 Stop lying about the dependencies contained in CONFIG_H and
8250 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
8251 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
8252 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
8253 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
8254 $(TM_P_H), etc. as appropriate.
8256 * config.gcc: Zap references to deleted files.
8257 * ggc-none.c: Don't include rtl.h or tm_p.h.
8259 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
8260 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
8261 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
8262 config/i386/xm-linux.h, config/i386/xm-linux.h,
8263 config/i386/xm-next.h, config/i386/xm-openbsd.h,
8264 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
8265 Don't include i386/xm-i386.h.
8267 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
8268 config/i386/xm-i386.h, config/i860/xm-i860.h,
8269 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
8270 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8271 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
8272 Delete (empty except comments, #includes of other deleted
8273 files, and macros used nowhere).
8275 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
8277 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
8278 independent on TARGET_FLAGS.
8280 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
8282 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
8284 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
8286 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
8288 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
8289 LAST_REX_SSE_REG): define.
8290 (enum reg_class): Add 'LEGACY_REGS'
8291 (REG_CLASS_CONTENTS): Likewise; add extended registers.
8292 (SSE_REGNO_P): Recognize extended registers.
8293 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
8294 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
8295 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
8296 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
8297 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
8298 REG_OK_FOR_STRREG_P): Remove.
8299 (HI_REGISTER_NAMES): Add extended registers.
8300 (ADDITIONAL_REGISTER_NAMES): Likewise.
8301 (QI_REGISTER_NAMES): Add 8bit extended registers.
8302 (DEBUG_REG): Support extended registers.
8303 * i386.c (regclass_map): Add extended registers.
8304 (dbx_register-map): Likewise.
8305 (svr4_dbx_register_map): Likewise.
8306 (print_reg): Support extended registers.
8307 (print_operand): Support 64bit operands.
8309 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
8311 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
8312 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
8313 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
8314 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
8315 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
8316 STACK_BOUNDARY): Set properly for 64bits.
8317 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
8318 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
8319 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
8320 (MOVE_MAX): Set to 16.
8321 (MOVE_MAX_PIECES): 8 for 64bit.
8322 (Pmode): Set to SImode.
8324 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
8326 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
8328 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
8330 * i386.h (mask_64bit): New constant.
8331 (target_64bit): New macro.
8332 (target_options): Add '64'/'32'
8333 (target_default): Define.
8334 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
8335 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
8336 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
8338 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
8340 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
8342 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
8344 * rtlanal.c (rtx_varies_p): Check operand 0 of a
8345 LO_SUM unless for_alias is set.
8347 2001-03-08 Stan Shebs <shebs@apple.com>
8349 * objc/objc-act.c: Fix old typos in comments, add comments for
8351 (hash_init): Fix file name in error message.
8352 (hash_enter): Ditto.
8353 (hash_add_attr): Ditto.
8354 (continue_class): Ditto.
8356 2001-03-08 Bruce Korb <bkorb@gnu.org>
8358 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
8359 wait4() can receive the signal.
8361 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8363 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
8365 * fixinc/fixincl.x: Regenerate.
8367 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8369 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
8371 * fixinc/fixincl.x: Regenerate.
8373 2001-03-08 Richard Henderson <rth@redhat.com>
8375 * configure.in (HAVE_AS_LEB128): New assembler check.
8376 * configure, config.in: Rebuilt.
8378 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
8380 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
8383 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8385 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
8386 references to the MAXPATHLEN macro.
8388 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
8389 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
8392 * config/i386/xm-gnu.h, config/xm-gnu.h,
8393 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
8394 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
8395 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
8396 and/or unused files.
8398 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
8399 doing so in various xm-*.h files.
8401 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8403 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
8405 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
8407 * configure.in (enable_shared): Support per-package shared-library
8409 * configure: Rebuilt.
8411 2001-03-07 David Edelsohn <edelsohn@gnu.org>
8413 * rs6000.md (cr logic): Add original POWER mnemonic alternative
8414 for crnot. Set operands[5] in splitter.
8416 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8418 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
8419 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
8420 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
8421 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
8422 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
8423 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
8424 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
8427 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
8428 config/i370/xm-i370.h, config/i386/xm-dgux.h,
8429 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
8430 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
8431 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
8432 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
8433 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
8434 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
8435 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
8436 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
8437 Delete unused and/or empty files.
8439 * config.gcc: Define USG in xm_defines as appropriate. Define
8440 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
8441 macro. Remove deleted xm-* files from $xm_files variable.
8443 2001-03-07 Tom Tromey <tromey@redhat.com>
8445 * configure: Rebuilt.
8446 * configure.in: Allow config-lang.in to set `lang_requires' to list
8447 of other required languages.
8449 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
8451 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
8453 (output_prologue): Use xmalloc not oballoc.
8454 (output_epilog): Free a29k_first_epilogue_insn when finished.
8455 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
8457 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
8459 * builtins.c (expand_builtin_mathfn): Check
8460 flag_unsafe_math_optimizations, not flag_fast_math.
8461 (expand_builtin): Likewise
8462 * combine.c (combine_simplify_rtx): Likewise.
8463 (simplify_if_then_else): Likewise.
8464 * cse.c (fold_rtx): Likewise.
8465 * flags.h: Remove flag_fast_math. Add
8466 flag_unsafe_math_optimizations and flag_trapping_math.
8467 * fold-const.c (negate_expr): Check
8468 flag_unsafe_math_optimizations, not flag_fast_math.
8469 (invert_truthvalue): Likewise.
8470 (fold): Likewise. Before associating operands, check that
8471 code == MULT_EXPR, not code != MULT_EXPR.
8472 * ifcvt.c (noce_try_minmax): Check
8473 flag_unsafe_math_optimizations, not flag_fast_math.
8474 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
8475 * invoke.texi: Document -funsafe-math-optimizations and
8476 -fno-trapping-math. Change documentation for -ffast-math.
8477 * jump.c (reversed_comparison_code_parts): Likewise.
8478 (rtx_equal_for_thread_p): Likewise.
8479 * optabs.c (emit_conditional_move): Likewise.
8480 * simplify-rtx.c (simplify_binary_operation): Likewise.
8481 (simplify_relational_operation): Likewise.
8482 (simplify_ternary_operation): Likewise.
8483 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
8484 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
8485 Add trapping-math and unsafe-math-optimizations entries to f_options.
8486 (set_fast_math_flags): New, sets flags for -ffast-math.
8487 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
8488 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
8489 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
8491 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
8492 (alpha_emit_conditional_move): Initialize local_fast_math to
8493 flag_unsafe_math_optimizations, not flat_fast_math.
8494 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
8495 instead of setting flag_fast_math to 1.
8496 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
8498 * config/i386/i386.c (override_options): Likewise
8499 * config/i386/i386.md: Likewise.
8500 * config/m68k/m68k.md: Likewise.
8501 * config/mips/mips.md: Likewise.
8502 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
8503 (rs6000_generate_compare): Likewise.
8505 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8507 * Makefile.in: Set RANLIB to @RANLIB@.
8510 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8512 * fixinc/inclhack.def (djgpp_wchar_h): New test.
8513 * fixinc/fixincl.x: Regenerated.
8515 2001-03-07 Richard Henderson <rth@redhat.com>
8517 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
8519 2001-03-07 Richard Henderson <rth@redhat.com>
8521 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
8522 of block notes and exception handling notes.
8524 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
8525 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
8526 (compile_file): ... here.
8528 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8530 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
8532 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
8533 config.h now. Include libiberty.h to handle alloca.
8535 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8537 * c-parse.in (yylexname): New function, split out of _yylex.
8538 (objc_rid_sans_at): New table.
8539 (init_reswords): Initialize it.
8540 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
8541 retrieving the next token and checking it for significance as
8542 an ObjC keyword or string constant.
8544 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
8545 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
8547 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
8550 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
8552 * config/m68k/m68k.c (const_uint32_operand): Accept any
8553 const_int on a 32-bit host.
8555 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
8557 * objc/objc-act.c (init_objc): Set save_lang_status,
8558 restore_lang_status, and mark_lang_status.
8560 2001-03-06 Krister Walfridsson <cato@df.lth.se>
8562 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
8564 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
8566 * cppinternals.texi: Update.
8568 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8570 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8571 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
8572 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
8573 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
8574 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
8575 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8576 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
8577 config/i386/xm-i386.h, config/i860/xm-i860.h,
8578 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8579 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
8580 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8581 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8582 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8583 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8584 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
8585 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
8586 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
8587 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8588 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8589 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
8590 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
8591 match the defaults provided in hwint.h.
8593 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8594 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
8596 * config.gcc (xm_file): Don't set to files which are deleted.
8598 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
8599 guard this file against these macros being undefined.
8601 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8603 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
8604 and DECL_DEFER_OUTPUT on the decl we create, before calling
8605 rest_of_decl_compilation.
8607 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8609 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
8611 * configure, config.in: Regenerate.
8612 * config.gcc: Remove references to deleted files.
8614 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
8615 genrecog.c, rtl.c: Do not use alloca anywhere.
8617 * Makefile.in, build-make, system.h, config/x-interix,
8618 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
8619 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
8620 config/arc/xm-arc.h, config/arm/xm-arm.h,
8621 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8622 config/h8300/xm-h8300.h, config/i370/x-oe,
8623 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
8624 config/i386/x-ncr3000, config/i386/x-sco5,
8625 config/i386/xm-dgux.h, config/i860/x-sysv4,
8626 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
8627 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
8628 config/m68k/x-hp320g, config/m69k/x-mot3300,
8629 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
8630 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
8631 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
8632 config/m88k/x-sysv4, config/m88k/x-tekXD88,
8633 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8634 config/mips/x-iris, config/mips/x-iris3,
8635 config/mips/x-sni-svr4, config/mips/x-sysv,
8636 config/mips/xm-iris6.h, config/mips/xm-mips.h,
8637 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
8638 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
8639 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8640 config/pa/xm-papro.h, config/romp/xm-romp.h,
8641 config/rs6000/x-aix31, config/rs6000/x-aix41,
8642 config/rs6000/x-beos, config/rs6000/x-lynx,
8643 config/rs6000/x-mach, config/rs6000/x-rs6000,
8644 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
8645 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8646 config/sparc/x-sysv4, config/sparc/xm-linux.h,
8647 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
8648 config/vax/xm-vms.h: Eradicate all references to alloca and
8651 * config/xm-alloca.h, config/clipper/x-clix,
8652 config/i386/xm-sysv4.h, config/i860/x-fx2800,
8653 config/i860/x-sysv3, config/m88k/x-sysv3,
8654 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
8655 (contained only alloca related hacks).
8657 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
8660 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
8662 * invoke.texi: Document __FAST_MATH__.
8664 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8666 * crtstuff.c: Restore include of auto-host.h.
8668 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
8670 Put main() in a separate file, so that the language
8671 front-end can use a different main().
8674 * toplev.c: (main): Rename as toplev_main.
8675 * toplev.h: Declare toplev_main.
8676 * Makefile.in (OBJS): add toplev.o.
8677 (BACKEND): remove toplev.o, add main.o.
8679 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8681 * cppfiles.c (search_from): Special case the empty string.
8683 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8685 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
8686 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
8687 strlen or strcpy; we already know the length.
8688 (_cpp_compare_file_date): Similarly.
8689 * cpphash.h (struct cpp_reader): Delete done_initialising.
8690 (CPP_PREV_BUFFER): Delete.
8691 * cppinit.c (cpp_start_read): Don't set done_initialising.
8692 * cpplex.c (parse_string): Guarantee null-termination.
8693 (_cpp_equiv_toklists): Remove.
8694 * cpplib.c (glue_header_name): Null-terminate.
8695 (do_line): Don't leak memory.
8696 * cpplib.h (BT_WEAK): Delete.
8697 * cppmain.c (cb_ident): Strings are now null-terminated.
8699 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
8701 * gcc.c (convert_filename): Append executable suffix
8702 if NO_AUTO_EXE_SUFFIX is not defined.
8703 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
8704 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
8706 2001-03-03 David O'Brien <obrien@FreeBSD.org>
8708 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
8709 * c-parse.gperf, c-gperf.h: Delete.
8710 (c-gperf.h was accidently re-added to the CVS repo in the rev
8711 1.16 commit by tromey)
8713 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8715 * cpplex.c (_cpp_lex_token): Don't warn about directives in
8716 macro arguments when looking for the '('.
8717 * cppmacro.c (funlike_invocation_p): Set parsing_args to
8718 2 when really parsing arguments; 1 when looking for '('.
8719 Always restore the lexer position.
8721 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8723 * longlong.h (umul_ppmm): Don't use a multiline string.
8725 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8727 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
8728 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
8729 t_bool in declaration because pcc can't combine volatile with typedef
8732 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
8734 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
8735 until when it is really needed.
8736 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
8737 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
8738 * i386.md (float?i?f splitter): Don't force source operand to memory
8740 (sse_movdfcc): Fix constraint.
8741 (sse_movdfcc splitter): Handle properly the second alternative.
8743 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8745 * cpplex.c (parse_string): Unconditionally pedwarn.
8747 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8750 * cppexp.c (parse_number): Update.
8751 * cpplex.c (parse_string): Pedwarn if multiline string does not
8752 result from a system header's macro.
8753 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
8754 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
8755 for function-like macros too.
8756 * c-lex.c (lex_number): Update.
8758 2001-03-03 Richard Henderson <rth@redhat.com>
8760 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
8762 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
8764 * combine.c (try_combine): If split with mode-changed scratch
8765 register didn't work, try the original mode.
8767 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
8769 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
8770 * config/c4x/c4x.h: Likewise.
8771 * stor-layout.c (compute_record_mode): Likewise.
8772 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
8774 2001-03-02 Zack Weinberg <zackw@stanford.edu>
8776 * configure.in: Kill tm.h. Include the files in the $tm_file
8777 list in all three of config.h, hconfig.h, tconfig.h, after the
8778 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
8779 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
8780 * configure: Regenerate.
8781 * Makefile.in (clean): Don't delete tm.h.
8783 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
8784 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
8785 those are not defined, set SEC and FEC to 0 and 1.
8786 * gcc.texi: Update to match.
8788 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
8789 * config/fp-bit.c, config/m68k/aux-crt2.asm,
8790 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
8791 Include tconfig.h, not tm.h.
8793 * config/xm-lynx.h, config/xm-std32.h,
8794 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8795 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
8796 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
8797 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8798 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8799 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8800 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
8801 config/i386/xm-i386.h, config/i860/xm-i860.h,
8802 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8803 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
8804 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8805 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8806 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8807 config/pa/xm-linux.h, config/pa/xm-pa.h,
8808 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8809 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
8810 config/pj/xm-pj.h, config/romp/xm-romp.h,
8811 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
8812 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8813 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8814 config/v850/xm-v850.h, config/vax/xm-vax.h,
8815 config/we32k/xm-we32k.h:
8817 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
8819 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
8820 config/i370/xm-oe.h: Don't include tm.h. Don't define
8822 * config/vax/xm-vms.h: Don't include tm.h.
8824 * config/xm-lynx.h, config/avr/xm-avr.h,
8825 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
8826 Delete; made empty by above changes.
8827 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8828 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
8829 Don't include config/xm-lynx.h or tm.h.
8831 * config/xm-gnu.h: Don't include fcntl.h.
8832 * config/sparc/xm-lynx.h: Don't include sys/types.h and
8834 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
8836 2001-03-02 Richard Henderson <rth@redhat.com>
8838 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
8839 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
8841 2001-03-02 Richard Henderson <rth@redhat.com>
8843 * Makefile.in (OBJS): Add dwarf2asm.o.
8844 * dwarf2asm.c, dwarf2asm.h: New files.
8845 * dwarf2out.c (*): Use them.
8846 (size_of_uleb128, size_of_sleb128): Remove.
8847 (output_uleb128, output_sleb128): Remove.
8848 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
8849 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
8850 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
8851 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
8852 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
8853 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
8854 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
8855 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
8856 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
8857 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8858 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
8859 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
8860 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
8861 (dwarf2out_frame_debug): Remove unused variables.
8862 (output_loc_operands): Don't abort on 8 byte constants if
8863 host integers are wide enough.
8864 (output_symbolic_ref): Remove.
8865 (size_of_die): Don't assume 4 byte host integers.
8866 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
8868 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
8869 something stupid with HOST_WIDE_INT to long truncation.
8870 [CONST_DOUBLE]: Likewise.
8872 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
8873 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8874 * config/arm/unknown-elf.h: Likewise.
8875 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
8876 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
8877 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
8878 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
8879 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
8880 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
8881 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
8882 (ASM_OUTPUT_DWARF_OFFSET): Remove.
8883 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
8884 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
8885 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
8886 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
8888 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8890 * cselib.c (hash_rtx): Cast enums to unsigned int.
8892 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8894 * print-rtl.c (print_rtx): Cast enums to int for comparison.
8895 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
8897 * c-format.c (C_STD_VER): Cast to int for comparisons.
8898 (check_function_format): Cast various enums to int for &.
8899 (maybe_read_dollar_number): Likewise.
8900 (check_format_info): Likewise.
8901 (check_format_info_main): Likewise.
8902 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
8903 (safe_from_p): Likewise.
8904 * varasm.c (const_hash): Cast enum to int for %.
8905 * emit-rtl.c (init_emit_once): Use int loop variable to work around
8906 pcc enum problems with < and ++ operators.
8907 * regclass.c (init_reg_sets_1): Cast enums for comparison.
8908 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
8909 (regclass_init): Change enum class to int to iterate over reg_classes.
8910 * genrecog.c (merge_trees): Cast enums for comparison.
8911 * rtl.h (GET_CODE): Cast to enum rtx_code.
8912 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
8913 (GET_MODE): Cast to enum machine_mode.
8914 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
8915 (GET_NOTE_INSN_NAME): Cast enum to int.
8916 * tree.h (TREE_CODE): Cast to enum tree_code.
8917 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
8918 * timevar.c (timevar_print): Change loop variable id from enum to
8920 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
8921 * config/i386/i386.md: Use PUT_MODE for mode assignment.
8922 * toplev.c (compile_file): Cast enum DFI to int.
8923 (decode_d_option): Likewise.
8925 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
8927 * cppinit.c (append_include_chain): Mark "after" include file name list
8928 as a system directory.
8929 * cpp.texi: Document new behavior.
8931 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
8933 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
8935 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
8937 * cppfiles.c (struct include_file): Update.
8938 (stack_include_file): Use search_from.
8939 (cpp_included, find_include_file): Update.
8940 (cpp_execute_include): Update. ptr->name may not be
8941 null terminated. Use the new search_from member variable
8943 (_cpp_compare_file_date): Similarly.
8944 (search_from): New function, similiar to actual_directory.
8945 (actual_directory): Delete.
8946 (remap_filename): Update. loc->name may not be null terminated.
8947 (struct file_name_list): Rename search_path. Update.
8948 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
8949 search_from and dir.
8950 (struct cpp_reader): Remove actual_dirs.
8951 * cppinit.c (struct cpp_pending): Update for renamed objects.
8952 (append_include_chain, remove_dup_dir, remove_dup_dirs,
8953 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
8954 * cpplib.h (struct cpp_options): Similarly.
8956 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8958 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
8959 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
8960 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
8961 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8962 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8963 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8964 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8965 config/i370/xm-linux.h, config/i370/xm-mvs.h,
8966 config/i370/xm-oe.h, config/i386/xm-aix.h,
8967 config/i386/xm-i386.h, config/i386/xm-osf.h,
8968 config/i860/xm-i860.h, config/i960/xm-i960.h,
8969 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
8970 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
8971 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
8972 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
8973 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
8974 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8975 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
8976 config/pj/xm-pj.h, config/romp/xm-romp.h,
8977 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
8978 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8979 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8980 config/v850/xm-v850.h, config/vax/xm-vax.h,
8981 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
8982 Do not define TRUE or FALSE.
8984 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
8985 empty by above change.
8986 * config.gcc: Remove references to these files.
8988 * configure.in: Detect stdbool.h.
8989 * configure, config.in: Regenerate.
8990 * system.h: Include stddef.h here if available.
8991 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
8992 Then set up a sensible boolean type at the very end.
8994 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
8995 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
8997 * hash.h: Delete 'boolean' typedef and related #undefs.
8999 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
9000 all uses of 'boolean' with 'bool'.
9002 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
9004 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
9005 * cppexp.c (lex): Cast enums for comparison.
9006 * cppinit.c (parse_option): Cast enum for comparison.
9007 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
9008 (cpp_output_token): Likewise.
9009 (cpp_can_paste): Cast enums for comparsion and plus/minus.
9010 (cpp_avoid_paste): Cast enums for minus and comparison.
9012 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9014 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
9015 field to all array elements.
9017 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9019 * cpphash.h (struct cpp_reader): Add print_version field.
9020 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
9021 just set print_version and other flags as appropriate.
9022 (cpp_post_options): Print version here if print_version is set.
9024 * toplev.c (exit_after_options): New flag.
9025 (independent_decode_option): Don't exit here; just set
9027 (main): Exit after calling lang_hooks.post_options if
9028 exit_after_options is true.
9030 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
9031 (merge_include_chains): Adjust comment to match code.
9033 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9035 * stringpool.c (set_identifier): New function.
9036 * tree.h: Prototype it.
9038 * c-parse.in: Kill D_YES. If compiled for objc, call
9039 save_and_forget_protocol_qualifiers from init_reswords.
9040 * objc/objc-act.c (remember_protocol_qualifiers,
9041 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
9042 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
9044 (save_and_forget_protocol_qualifiers): New function.
9045 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
9047 2001-03-01 Diego Novillo <dnovillo@redhat.com>
9049 * c-semantics.c (prune_unused_decls): Return error_mark_node
9050 instead of (tree) 1 to stop traversing the tree chain.
9052 2001-03-01 Bernd Schmidt <bernds@redhat.com>
9054 Fix a problem introduced by Kenner's Feb 18 change.
9055 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
9056 flag_cse_skip_blocks only temporarily, not for ever.
9058 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
9060 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
9061 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
9063 * pa.c (emit_move_sequence): Verify operand0 is a hard register
9064 before determining its register class.
9066 2001-03-01 Bernd Schmidt <bernds@redhat.com>
9068 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
9069 from reg 4 if current_function_calls_setjmp.
9070 (gen_nop_type): New function.
9071 (ia64_emit_nops): New function.
9072 (ia64_reorg): Call it.
9073 (ia64_sched_reorder): Move code that rotates bundles up a bit.
9075 * reload1.c (eliminate_regs_in_insn): Restrict the special case
9076 code not to try to optimize adds with anything but a REG destination.
9078 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
9079 (INSN_PRIORITY_KNOWN): New accessor macro.
9080 * haifa-sched.c (priority): Use it instead of testing priority against
9083 2001-02-28 DJ Delorie <dj@redhat.com>
9085 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
9086 since that doesn't work the way gcc wants on a generic m68k.
9088 2001-02-28 Richard Henderson <rth@redhat.com>
9090 * caller-save.c (save_call_clobbered_regs): Fix typo in
9091 comparison last change.
9093 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
9095 * i386.c (pentium4_cost): New.
9096 (m_PENT4): New macro.
9097 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
9098 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
9099 x86_integer_DFmode_moves, x86_partial_reg_dependency,
9100 x86_memory_mismatch_stall): Add Pentium4
9101 (x86_use_q_reg, x86_use_any_reg): Kill.
9102 (override_options): Add pentium4.
9103 (incdec_operand): Return 0 for pentium4.
9104 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
9105 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
9106 (TARGET_PENTIUM4): Define.
9107 (enum processor_type): Add PROCESSOR_PENTIUM4.
9108 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
9109 * i386.md (attribute "cpu"): Add pentium4.
9110 * invoke.texi (march): Add pentium4.
9112 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
9114 * i386.md (sse_mov?fcc*): New patterns and splitters.
9115 * i386.c (ix86_expand_movcc): Work post-reload; recognize
9116 the SSE based conditional moves.
9118 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
9120 * i386.md (attribute mode): Add "TI".
9121 (movsf_1): Add pxor support; remove constant propagation splitter.
9122 (movdf_integer): Likewise.
9123 (movdf_nointeger): Likewise.
9124 (movxf constant prop splitter): Handle all modes; update for SSE.
9125 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
9126 * i386.c (standard_80387_constant_p): Rewrite.
9127 (standard_sse_constant_p): New.
9128 * i386-protos.h (standard_sse_constant_p): New.
9130 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
9132 * i386.md (sse_setccsf, sse_setccdf): New.
9133 (sse_cmp* patterns): Use '%D' instead of outputtting condition
9135 * i386.c (sse_comparison_operator): Accept the supported unordered
9136 comparses; be ready for fast_math.
9137 (print_operand): Support 'D'.
9139 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
9141 * jump.c (reversed_comparison_code): Kill.
9143 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
9145 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
9148 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
9150 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
9151 add missing '%' in constraints.
9153 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
9155 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
9156 for HOST_BITS_PER_WIDE_INT == 32 too.
9158 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
9160 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
9162 (insert_save, insert_restore): New parameter save_mode.
9163 (init_caller_save): Update initialization of reg_save_code
9164 and reg_restore_code.
9165 (save_call_clobbered_regs): Compute save_modes and update calls to
9166 reg_save_code and reg_restore_code.
9167 (insert_restore): Unsignetize numbers; use save_modes to choose mode
9168 of spill; update use of reg_restore_code.
9169 (insert_save): Likewise.
9170 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
9171 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
9172 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
9174 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
9176 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
9177 noce_try_store_flag_inc, noce_try_store_flag_mask,
9178 noce_try_cmove_arith):
9179 Use reversed_comparison_code instead of reverse_comparison and
9180 can_reverse_comparison_p.
9182 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
9184 * jump.c (reversed_comparison_code_parts): Allow reversal of
9185 unordered compares in -ffast-math mode; reverse ordered compares
9186 for FP even w/o -ffast-math.
9188 2001-02-27 Richard Henderson <rth@redhat.com>
9190 * print-rtl.c (print_rtx) [i]: Don't print field five on
9191 NOTEs other than NOTE_INSN_DELETED_LABEL.
9193 2001-02-27 Zack Weinberg <zackw@stanford.edu>
9195 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
9196 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
9198 2001-02-27 Diego Novillo <dnovillo@redhat.com>
9200 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
9201 even if walk_subtrees is 0.
9202 * c-semantics.c (prune_unused_decls): Return a non-null value to
9203 stop traversing the tree chain.
9205 2001-02-27 DJ Delorie <dj@redhat.com>
9207 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
9208 register, *then* define it as the new CFA.
9210 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
9212 * pa.c (override_options): Promote -fpic to -fPIC.
9213 (legitimize_pic_address): Simplify due to removal of
9214 small PIC as a code generation option.
9215 (secondary_reload_class): Similarly.
9216 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
9217 (PRINT_OPERAND_ADDRESS): Similarly.
9218 * pa.md (various patterns): Similarly.
9219 (small pic lo_sum pattern): Remove.
9221 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
9224 * md.texi (min, max): Document
9226 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
9228 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
9229 TARGET_PARTIAL_REG_DEPENDENCY.
9230 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
9232 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
9234 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
9236 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
9238 * mips.c (mips_make_temp_file): Fix thinko in last change.
9240 2001-02-26 Jason Eckhardt <jle@redhat.com>
9242 * combine.c (known_cond): Do not reverse the condition when
9243 SMAX/UMAX is being considered and the condition is for equality
9246 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
9248 2001-02-26 Philip Blundell <philb@gnu.org>
9250 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
9252 * config/arm/linux-elf.h: Remove historical relics related to
9253 above configurations.
9254 * config/arm/linux-oldld.h: Delete.
9255 * config/arm/linux-elf26.h: Delete.
9257 2001-02-26 Jason Merrill <jason@redhat.com>
9259 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
9261 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
9262 recognize a tentative definition. Lose obsolete code.
9264 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
9265 variables unless necessary, either.
9267 2001-02-25 Richard Henderson <rth@redhat.com>
9269 * ifcvt.c (struct noce_if_info): Add test_bb.
9270 (noce_get_alt_condition): New.
9271 (noce_try_minmax, noce_try_abs): New.
9272 (noce_operand_ok): New.
9273 (noce_process_if_block): Use them.
9274 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
9276 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
9278 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
9281 2001-02-25 Zack Weinberg <zackw@stanford.edu>
9283 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
9284 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
9286 (mips_asm_file_end): Free temp_filename here.
9288 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9290 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
9291 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
9293 * config/i386/i386.md (movstrsi): Handle FAIL case.
9295 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
9297 * cppinit.c (builtin_array): Update.
9298 (init_builtins): Flag builtins to warn if redefined or
9299 undefined. Define __GXX_WEAK as a normal macro.
9300 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
9301 * cpplib.h (NODE_WARN): New flag.
9302 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
9303 Handle __STDC__ as a builtin only on Solaris.
9304 (warn_of_redefinition): Renamed from check_macro_definition.
9305 Reverse sense of test. Always warn if NODE_WARN.
9306 (_cpp_create_definition): Use warn_of_redefinition. Flag
9307 any macro beginning with "__STDC_" to require a mandatory
9308 warning if redefined or undefined.
9310 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9312 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
9313 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
9314 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
9315 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
9316 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
9317 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
9318 Don't define any of:
9319 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
9320 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
9321 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
9322 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
9323 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
9325 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
9326 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
9329 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
9330 Delete now-empty file.
9332 * alpha/vms.h: Define NEED_ATEXIT here...
9333 * alpha/xm-vms.h: ...not here.
9335 * i386/cygwin.h: Don't define PARAMS.
9336 * mips/mips.c: Don't prototype mktemp. Don't define
9337 P_tmpdir. Use make_temp_file to create temporary files.
9338 Don't be clever and delete temporary files early.
9339 * config.gcc: Drop references to deleted files. Don't define
9341 * gcc.texi: Don't mention USE_PROTOTYPES.
9343 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9345 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
9346 (ix86_set_move_mem_attrs_1): Likewise.
9347 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
9348 * config/i386/i386.md (movstrsi): Call it.
9350 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9352 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
9353 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
9354 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
9355 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
9357 (i750a-*-*): Error here if hosting on i750a.
9358 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
9360 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
9361 Remove (empty modulo comments).
9363 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
9364 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
9365 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
9366 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
9367 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
9368 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
9370 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
9371 Remove reference to winnt.h in comment.
9372 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
9374 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9376 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
9377 used to set another biv.
9379 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9381 * tree.h (BLOCK_DEAD): New macro.
9382 (struct tree_block): New flag, dead_flag.
9383 * print-tree.c (print_node, case 'b'): Print missing fields.
9384 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
9385 * function.c (identify_blocks): Enable test for misplaced notes.
9386 (all_blocks): Skip BLOCK_DEAD blocks.
9387 * integrate.c (integrate_decl_tree): Likewise.
9389 * errors.c (internal_error, trim_filename): New functions.
9390 (fancy_abort): Call internal_error.
9391 * errors.h (internal_error, trim_filename): New declarations.
9393 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
9395 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
9397 (EXTRA_CONSTRAINT): Formatting changes.
9399 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9401 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
9403 2001-02-23 Per Bothner <per@bothner.com>
9405 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
9406 so they can be called from java/jvspec.c.
9407 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
9409 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
9411 * i386.c (ix86_frame): New structure.
9412 (ix86_compute_frame_size): Kill.
9413 (ix86_compute_frame_layout): New.
9414 (ix86_save_reg): New.
9415 (ix86_can_use_return_insn_p): Use frame layout stuff.
9416 (ix86_expand_prologue): Likewise.
9417 (ix86_expand_epilogue): Likewise.
9418 (ix86_initial_elimination_offset): Likewise.
9419 (ix86_nsaved_regs): Use ix86_save_reg.
9420 (ix86_emit_save_regs): Likewise.
9422 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
9424 * flow.c (find_sub_basic_blocks): New function.
9425 (split_block): Be ready for basic block introduced by CODE_LABEL.
9426 (commit_one_edge_insertion): Call find_sub_basic_block.
9428 * flow.c (make_edges): Add edge from entry for blocks starting with
9429 label having ALTERNATE_NAME
9431 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
9433 * function.c (epilogue_done): Be ready for first basic block not
9434 containing PROLOGUE_END note.
9435 (reposition_prologue_and_epilogue_notes): Avoid placing
9436 PROLOGUE_END note between BASIC_BLOCK.
9438 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
9440 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
9442 2001-02-21 DJ Delorie <dj@redhat.com>
9444 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
9445 check for current_function_has_nonlocal_goto from 1999-11-12.
9447 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9449 * diagnostic.c (trim_filename): No longer static.
9450 * toplev.h (trim_filename): Declare.
9451 * rtl.c (rtl_check_failed_bounds): Call internal_error.
9452 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
9453 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
9454 (rtvec_check_failed_bounds): Likewise.
9455 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
9457 * convert.c (convert_to_integer): Don't do unsigned unless result or
9458 both inputs are unsigned.
9460 * fold-const.c (fold_convert): Don't call size_int_type_wide if
9463 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
9465 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
9467 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
9469 * Makefile.in (resource.o): Add params.h dependence.
9470 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
9471 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
9472 * resource.c: Add dependence on params.h.
9473 (current_live_regs): Fix explanatory comment.
9474 (find_basic_block): Add new parameter to permit limiting search
9476 (mark_target_live_regs): Add new argument to find_basic_block call.
9477 (incr_ticks_for_insn): Likewise.
9479 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9481 * diagnostic.c (output_to_stream): Rename to
9482 output_buffer_to_stream. Loses the stream parameter.
9483 (init_output_buffer): Set diagnosic_buffer's stream.
9484 (flush_diagnostic_buffer): Adjust.
9485 (default_print_error_function): Likewise.
9486 (finish_diagnostic): Likewise.
9487 (verbatim): Likewise.
9489 * diagnostic.h (struct output_buffer): Add `stream' field.
9490 (output_buffer_attached_stream): New macro.
9492 2001-02-23 Jakub Jelinek <jakub@redhat.com>
9494 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
9495 check if either operand is divisible by C.
9496 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
9497 If type is signed, consider negative numbers as well.
9499 2001-02-22 Richard Henderson <rth@redhat.com>
9501 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
9502 reach .text instead of gp-relative relocs.
9503 * config/ia64/crtend.asm (.init): Likewise.
9505 2001-02-22 Andreas Jaeger <aj@suse.de>
9507 * extend.texi (C++ Attributes): Fix typo.
9509 2001-02-21 David Mosberger <davidm@hpl.hp.com>
9511 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
9512 functions, drop current_function_args_info.words test.
9513 (ia64_compute_frame_size): Mark syscall_linkage functions as
9514 using eight input registers.
9516 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
9517 Bruce Korb <bkorb@gnu.org>
9519 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
9520 * fixinc/README: Document how to convert sed substitutions
9521 to format style c_fix-es.
9522 * fixinc/fixincl.x: regen
9524 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
9526 * gcc.c: Add comment explaining how to add a command-line option.
9527 Add title to specs language comment.
9529 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9531 * gcc.c (cc1_options): Add "-param".
9532 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
9533 (option_map): Likewise.
9534 * toplev.c (display_help): Add entry for "--param".
9535 (independent_decode_option): Fix typographical error.
9537 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
9538 Bernd Schmidt <bernds@redhat.com>
9539 Jan Hubicka <jh@suse.cz>
9541 * i386.c (function_arg_advance): Pass SSE arguments in registers.
9542 (function_arg): Likewise.
9544 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
9546 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
9548 2001-02-21 Kazu Hirata <kazu@hxi.com>
9550 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
9554 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
9556 * flow.c (init_propagate_block_info): Canon address and use single_set
9557 for killing dead memory stores.
9559 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9561 * Makefile.in (reorg.o): Add params.h dependence.
9562 * params.def: Fix typographical error in comment.
9563 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9564 * params.h: Modify introductory comment.
9565 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9566 * reorg.c: Add dependence on params.h.
9567 (redundant_insn): Add parameterized throttle for search.
9568 (fill_simple_delay_slots): Add a comment explaining a variable.
9569 Move conditional out of loop, simplifying code.
9570 (fill_eager_delay_slots): Fix typographical error in comment.
9572 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
9574 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
9576 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
9577 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
9579 2001-02-21 Jason Merrill <jason@redhat.com>
9581 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
9582 (struct tree_decl): Add uninlinable bitfield.
9583 * c-decl.c (duplicate_decls): Set it.
9584 * integrate.c (function_cannot_inline_p): Check it.
9586 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
9587 DW_AT_MIPS_linkage_name to abstract methods.
9588 (dwarf2out_abstract_function): Emit class context before calling
9589 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
9590 (gen_subprogram_die): Remove obsolete code.
9591 (gen_member_die): Don't include clones in the member list.
9592 (gen_decl_die): Emit abstract info for clone origin.
9593 * dwarfout.c (output_type): Don't include clones in the member list.
9594 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
9595 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
9596 DECL_ABSTRACT on a function that already has it set.
9598 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
9599 (get_subprogram_die): Pass it in.
9601 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
9603 * flow.c (mark_set_1): Make not_dead unsigned long. For
9604 non-pseudos, use it as a bitmask of the hard regs that
9607 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
9609 * cppfiles.c: Update comments.
9610 (_cpp_read_file): Don't check for NULL filenames any more.
9611 * cppinit.c (cpp_start_read): Don't do canonicalization of
9612 in_fname and out_fname. Use the passed file name exclusively.
9613 (_cpp_handle_options): Don't treat "-" as a command line option,
9614 but as a normal filename.
9615 (_cpp_post_options): Canonicalize in_fname and out_fname.
9616 * cppmain.c (printer_init): Don't check out_fname for NULL.
9617 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
9618 (init_c_lex): Update, and use "" to represent stdin to CPP.
9621 2001-02-20 Will Cohen <wcohen@redhat.com>
9623 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
9624 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
9625 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
9628 2001-02-20 Stan Shebs <shebs@apple.com>
9630 * config/rs6000/rs6000.c (output_cbranch): Output branches
9631 on separate lines instead of using ';' to separate.
9633 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
9635 * cppinit.c (set_lang): Move builtin handling to...
9636 (init_builtins): ...here.
9637 (_cpp_create_reader): Move call to set_lang.
9639 2001-02-20 Mark Mitchell <mark@codesourcery.com>
9641 * stmt.c (expand_return): If an attempt is made to return the
9642 error_mar_node, treat the return like a return without a value.
9644 2001-02-19 Zack Weinberg <zackw@stanford.edu>
9646 * sibcall.c (skip_copy_to_return_value): Call
9647 identify_call_return_value here, and return orig_insn if it
9648 returns zero. Hardret and softret arguments now unnecessary.
9649 (call_ends_block_p): Don't call identify_call_return_value here.
9651 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
9653 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
9654 * ggc.h (ggc_mark_if_gcable): Delete prototype.
9656 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
9658 * pa.c (move_operand): Accept code to load the address of a
9659 symbol out of the DLT as a valid move operand.
9660 (print_operand, case 'A'): New to handle generating a DLT
9661 reference for a LO_SUM expression.
9662 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
9663 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
9665 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
9667 * README, cpp.texi, gcc.texi, version.c: Update version number to
9669 * cpp.1, gcov.1, gcc.1: Regenerate.
9671 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
9673 * cppfiles.c (stack_include_file): Generate dependencies
9674 here, and manage include_count here too.
9675 (PRINT_THIS_DEP): Delete.
9676 (_cpp_execute_include): Do not generate dependencies here,
9677 apart from the case of a missing header. Do not manage
9679 (_cpp_read_file): Leave dependency generation to
9682 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
9684 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
9685 target_cpu_default. Remove dead assignment to
9688 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
9690 * regclass.c (contains_reg_of_mode): Make global.
9691 (init_reg_sets): Remove contains_reg_of_mode; take into account
9692 CLASS_MAX_NREGS when looking for the proper mode.
9693 (dump_regclass): Dump only classes considered for the pseudo.
9694 (regclass): Use contains_reg_of_mode.
9696 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
9698 * gcc.c (do_spec_1): 'n' for printing notices.
9699 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
9701 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
9703 * reg-stack.c (next_flags_user): Use current_block->end
9704 (swap_rtx_condition): Look for next user if flags don't die;
9705 give up on CALL_INSNs; use current_block->end.
9707 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9709 * sibcall.c (call_ends_block_p): New function.
9710 (optimize_sibling_and_tail_recursive_call): Use it.
9712 2001-02-18 Kazu Hirata <kazu@hxi.com>
9714 * config/h8300/h8300.md: Update copyright.
9715 (andsi3): Do not output an extra newline character.
9717 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9719 * toplev.c (note_deferral_of_defined_inlined_function): Argument
9720 FNDECL may be unused.
9722 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
9723 follow jumps after first run.
9724 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
9725 it doesn't change any jumps.
9727 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
9729 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
9730 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
9731 (mostlyclean): Corresponding changes.
9732 * rtlanal.c (hard-reg-set.h): Include.
9733 (rtx_unstable_p): Do not treat the argument pointer specially
9734 if it is not a fixed register.
9735 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
9737 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9739 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
9740 against last real insn in basic block.
9741 Rework to avoid gotos.
9743 * Makefile.in (gcse.o): Now includes ggc.h.
9744 * gcse.c: Include ggc.h.
9745 (want_to_gcse_p): Verify expression can be in SET as valid insn.
9746 (try_replace_reg): Remove warning of uninitialize variable.
9747 (process_insert_insn): Call invalid_insn_p to validate insn.
9748 * recog.c (insn_invalid_p): Now global.
9749 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
9750 * recog.h (insn_invalid_p): New declaration.
9752 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
9754 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
9755 assignments from FP constants since 'Y' output code can't handle it.
9756 (eligible_for_sibcall_delay): Likewise.
9758 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
9759 Call fancy_abort directly, passing args.
9760 (print_rtl_and_abort): Now a macro, like fancy_abort.
9762 * final.c (output_operand_lossage): Use internal_error, not error.
9764 2001-02-18 Shane Nay <shane@agendacomputing.com>
9766 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
9767 structure shift insns.
9769 2001-02-18 Mark Mitchell <mark@codesourcery.com>
9771 * invoke.texi (-fsquangle): Remove documentation.
9772 (-fname-mangling-version): Likewise.
9774 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
9776 * optabs.c (expand_abs): Remove reference to
9777 HAVE_contitional_arithmetic.
9778 * combine.c (simplify_set): Likewise.
9780 2001-02-18 Richard Henderson <rth@redhat.com>
9782 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
9785 2001-02-18 Richard Henderson <rth@redhat.com>
9787 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
9789 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
9791 * reload1.c (reload_cse_simplify_set): Fix typo.
9793 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9795 * diagnostic.c (_fatal_insn): Decrement errorcount.
9797 * invoke.texi (-I): Add note avoiding use for system header files.
9799 * rtl.h (add_clobbers): Remove duplicate declaration.
9800 * recog.h (added_clobbers_hard_reg_p): New declaration.
9801 * genemit.c (struct clobber_pat): New field has_hard_reg.
9802 (gen_insn): Record if added clobbers clobber hard reg.
9803 (gen_split): Avoid unused warning if number of operands is 0.
9804 (output_added_clobbers_hard_reg_p): New function.
9807 2001-02-18 Alan Modra <alan@linuxcare.com.au>
9809 * pa.c (hppa_expand_prologue): Simplify code storing return
9810 pointer. For large (>=8k) frames with a post_store, adjust stack
9811 pointer by 8k-64 first rather than by 64. When testing with
9812 VAL_14_BITS_P, always use the actual value rather than the value
9813 negated. Add blockage to prevent scheduling of spills before
9814 stack frame has been created.
9815 (hppa_expand_epilogue): Simplify code loading return pointer.
9816 Allow a slightly larger range for merge_sp_adjust_with_load case.
9817 When testing with VAL_14_BITS_P, always use the actual value.
9819 * pa.c (pa_adjust_insn_length): Check that block move
9820 pattern is a set before looking at operands.
9822 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9824 * fold-const.c (fold_binary_op_with_conditional_arg): New
9825 function, split out from ...
9827 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
9828 conditional arms that throw exceptions.
9830 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
9833 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9835 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
9836 define HAVE_DECL_* to 1 to mask potential backup declarations.
9837 * configure: Regenerated.
9839 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9841 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
9843 2001-02-17 Richard Henderson <rth@redhat.com>
9845 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
9846 when replacing a memory load with a register.
9848 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9849 Jan Hubicka <jh@suse.cz>
9851 * recog.c (validate_replace_src_1): New.
9852 (validate_replace_src_data): Likewise.
9853 (validate_replace_src): Use note_uses.
9854 * rtl.h (note_uses): Declare.
9855 * rtlanal.c (note_uses): New.
9857 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
9859 * reg-stack.c (stack_def): Make field reg unsigned.
9860 (remove_regno_note): Unsignetize parameter.
9862 2001-02-16 Jes Sorensen <jes@linuxcare.com>
9864 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
9865 shladd_operand() call.
9867 2001-02-16 Bruce Korb <bkorb@gnu.org>
9868 Rodney Brown <RodneyBrown@mynd.com>
9870 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
9871 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
9872 machine restrictions
9873 * fixinc/fixincl.x: regen
9875 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9877 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
9879 (hash_scan_insn): Clean up calls to hash_scan_set.
9880 (compute_kill_rd): REGNO now unsigned.
9881 (try_replace_reg): Rework to use simplify_replace_rtx.
9882 (cprop_jump, cprop_cc0_jump): Likewise.
9883 (cprop_insn): Call find_reg_equal_equiv_note.
9884 Reflect changes to cprop_jump and cprop_cc0_jump.
9886 * recog.c (validate_replace_src): Replace in operands of
9887 ZERO_EXTRACT in SET_DEST.
9889 * cse.c (new_label_ref): New variable.
9890 (insert): Set it instead of recorded_label_ref.
9891 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
9892 CODE_LABEL for this function, and not already in REG_LABEL note.
9894 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
9896 * resource.c (mark_referenced_resources): Fix typo in introductory
9898 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
9901 2001-02-16 Jason Merrill <jason@redhat.com>
9903 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
9905 (gen_subprogram_die): Don't abort on seeing a second definition if
9906 the previous one was abstract. Don't replace an abstract instance
9907 in the lookup table.
9909 * dwarf2out.c (dwarf2out_abstract_function): Rename from
9910 gen_abstract_function.
9911 * dwarf2out.h: Declare it.
9912 * toplev.c (note_outlining_of_inline_function): New fn.
9913 * toplev.h: Declare it.
9914 * integrate.c (output_inline_function): Call it.
9915 * c-decl.c (duplicate_decls): Call it when redefining an extern
9916 inline. Don't inline the new defn.
9918 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
9920 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9922 * .gdbinit: Rename to gdbinit.in.
9923 * gdbinit.in: New file,
9924 * configure.in: Generate .gdbinit from gdbinit.in.
9925 * configure: Regenerated.
9926 * Makefile.in (distclean): Always remove .gdbinit.
9928 2001-02-16 Jakub Jelinek <jakub@redhat.com>
9930 * objc/objc-act.c (start_class): Register implemented_classes with
9933 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
9935 * cppfiles.c (_cpp_make_system_header): Generate a file
9938 2001-02-15 Jim Meyering <meyering@lucent.com>
9940 * Makefile.in (install-common): Don't depend on installdirs here.
9941 Instead, make each of the lang.install-common targets (e.g.,
9942 c++.install-common in cp/Make-lang.in) depend on it.
9943 (install-driver): Depend on installdirs.
9945 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9947 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
9949 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
9952 2001-02-15 Mark Mitchell <mark@codesourcery.com>
9954 * invoke.texi (--param): Document.
9956 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
9958 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
9960 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
9962 * i386.md (extendsfdf2_2): Fix constraints.
9964 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
9966 * i386.md (fop_df_3 splitter): Fix operand number.
9968 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
9970 * invoke.texi (-mreg-alloc): Nuke.
9971 * i386.c (ix86_reg_alloc_order, regs_allocated,
9972 order_regs_for_local_alloc): Nuke.
9973 (override_options): Kill reg_alloc code.
9974 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
9975 (REG_ALLOC_ORDER): SSE goes before I387.
9976 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
9977 (ix86_reg_alloc_order): Likewise.
9978 * i386-protos.h (ix86_reg_alloc_order): Kill.
9980 2001-02-14 Richard Henderson <rth@redhat.com>
9982 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
9984 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
9986 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
9988 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
9990 * i386-protos.h (ix86_memory_move_cost): Move offline.
9991 * i386.c (ix86_register_move_cost): Compute properly cost of
9992 SSE, MMX and i387 instructions.
9993 (*_cost): Add costs of SSE/MMX moves.
9994 (ix86_memory_move_cost): Move offline from ....; Likewise.
9995 * i386.h (MEMORY_MOVE_COST): .... here;
9996 (struct processor costs): Add new fields to represent costs
9999 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
10001 * regclass.c (init_reg_sets_1): Reinstall the optimization of
10002 move_cost together with Matt Kraai's fix.
10004 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
10006 * Makefile.in (OBJS): Add params.o.
10008 2001-02-14 Richard Henderson <rth@redhat.com>
10009 DJ Delorie <dj@redhat.com>
10011 * jump.c (jump_optimize_1): When we delete a conditional jump
10012 preceeding a non-conditional jump to effectively the same place,
10013 make sure that the combined jump skips any clobber insns between
10016 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
10018 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
10020 2001-02-14 Mark Mitchell <mark@codesourcery.com>
10022 * Makefile.in (toplev.o): Depend on params.h.
10023 (intergate.o): Likewise.
10024 (params.o): New target.
10025 * flags.h (inline_max_insns): Remove.
10026 * integrate.c: Include params.h.
10027 Use MAX_INLINE_INSNS instead of inline_max_insns.
10028 * params.c: New file.
10029 * params.h: Likewise.
10030 * params.def: Likewise.
10031 * toplev.c: Include params.h.
10032 (lang_independent_params): New variable.
10033 (decode_f_option): Use the param machinery instead of setting
10035 (independent_decode_option): Handle "--param name=value".
10036 (main): Register language-independent parameters.
10038 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
10040 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
10042 2001-02-14 Richard Henderson <rth@redhat.com>
10044 * regclass.c (init_reg_sets_1): Revert last two changes.
10046 2001-02-14 Jakub Jelinek <jakub@redhat.com>
10048 * stor-layout.c (is_pending_size, put_pending_size): New functions.
10049 (variable_size): Call put_pending_size.
10050 * tree.h (is_pending_size, put_pending_size): Add prototypes.
10051 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
10052 sizes list, put newly created SAVE_EXPR there as well.
10054 2001-02-14 Jakub Jelinek <jakub@redhat.com>
10056 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
10057 (errata_find_address_regs): load_group has only 2 entries.
10058 (errata_emit_nops): Likewise. shladd is not problematic.
10059 Clear last_group if nop was emitted.
10060 (fixup_errata): load_group has only 2 entries.
10063 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
10065 * c-lex.c (lex_number): Only warn traditionally for U suffix
10066 outside system macros.
10067 * cppexp.c (parse_number): Similarly.
10068 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
10069 * cppmacro.c (struct cpp_macro): New member node.
10070 (parse_args): Only warn about missing rest args if not
10072 (funlike_invocation_p): Similarly for uninvoked funlike macros.
10073 (cpp_sys_objmacro_p): New.
10074 (_cpp_create_definition): Store the node with the macro defn.
10075 Remember if the macro is defined in a system header.
10077 2001-02-13 DJ Delorie <dj@redhat.com>
10079 * configure.in (check_languages): determine languages to check
10080 * Makefile.in (check-c++): alias for check-g++
10081 (check-f77): alias for check-g77
10082 (CHECK_TARGETS): depend on configured languages
10084 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
10086 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
10087 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
10088 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
10089 (sqrtextendsfdf2): Disable for SSE2.
10091 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
10093 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
10094 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
10095 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
10096 (sqrtextendsfdf2): Disable for SSE2.
10098 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
10100 * i386.md (movsfcc_1): Support integer cmove instruction.
10101 (movdfcc_1): Likewise; new splitter.
10103 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
10105 * i386.c (output_fp_compare): Support SSE.
10106 (prepare_fp_compare_args): SSE comparisons always support memory.
10107 * i386.h (TARGET_CMOVE): SSE imply cmove.
10108 * i386.md (cmp?f2): Enable for SSE too.
10109 (cmpfp_i*): Support SSE.
10110 (cmpfp_i_sse): New.
10111 (cmpfp_i_sse_only): New.
10112 (s*, b* fp expanters): Enable for SSE too.
10113 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
10116 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
10118 * regclass.c (init_reg_sets_1): Silence warning.
10120 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
10122 * i386.md (sqrt?f2): Change to expander.
10123 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
10125 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10127 * rtlanal.c (find_reg_equal_equiv_note): New function.
10128 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
10129 (simplify_gen_relational, simplify_replace_rtx): Likewise.
10130 * rtl.h: Add declarations for above functions.
10132 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
10134 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
10136 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
10137 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
10138 * flow.c (mark_regs_live_at_end): Likewise.
10139 (calculate_global_regs_live): Likewise.
10140 * gcse.c (compute_hash_table): Likewise.
10141 (compute_kill_rd): Likewise.
10142 * resource.c (mark_target_live_regs): Likewise.
10143 * rtl.h (INVALID_REGNUM): New macro.
10145 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
10147 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
10149 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
10151 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
10154 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
10156 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
10158 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
10159 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
10160 (fop_sf_1_sse, fop_df_1_sse): New patterns
10161 (fop_*): Disable float_extend and float patterns for SSE compilation.
10162 * i386.c (output_387_binary_op): Support SSE.
10164 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
10166 * i386.md (dummy_extendsfdf2): Support SSE2
10167 (extendsfdf2): Enable if 80387 or SSE2.
10168 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
10169 and no MIX_I387_SSE2
10170 (extendsfdf2_1_sse_only): New pattern.
10171 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
10173 (truncdfsf2_1): Support SSE.
10174 (truncdfsf2_2): Support SSE.
10175 (truncdfsf2_2_1_sse): New pattern.
10176 (fixtruncsfsi2): Always use SSE if available.
10177 (fix_truncsfsi_sse): New pattern.
10178 (fix_truncdfsi_sse): New pattern.
10179 (floatsis?f2): Support SSE.
10180 (floatsidf2_i387): New pattern.
10181 (floatsidf2_sse): Likewise.
10183 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10185 * configure.in: Use "have_gnat" variable, not "gnat".
10186 * configure: Regenerated.
10188 * config/sparc/sparc.c (function_value): Treat all non-record
10189 aggregate types like used to treat UNION_TYPE.
10191 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
10193 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
10194 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
10196 (MASK_MIX_SSE_I387): New.
10197 (TARGET_SSE): SSE2 imply SSE.
10198 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
10199 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
10200 (enum reg_class): Add new classes.
10201 (REG_CLASS_NAMES): Likewise.
10202 (REG_CLASS_CONTENTS): Likewise.
10203 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
10204 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
10205 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
10206 (CLASS_MAX_NREGS): Use new macros.
10207 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
10208 * i386.md (pushsf, movsf): Support SSE.
10209 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
10210 splitters to use ANY_FP_REGNO_P.
10211 (movdf_nointeger, movdf_integer): Likewise.
10213 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
10215 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
10216 (try_combine): Use it.
10218 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
10220 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
10221 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
10222 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
10223 (REGISTER_MOVE_COST): Likewise.
10224 * i386-protos.h (ix86_secondary_memory_needed,
10225 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
10226 * i386.c (ix86_secondary_memory_needed,
10227 ix86_preferred_reload_class, ix86_register_move_cost): New function.
10229 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
10231 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
10232 (HARD_REGNO_MODE_OK): Move offline to ....
10233 * i386.c (ix86_hard_regno_mode_ok) ... here;
10234 refuse all incorrect modes.
10235 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
10237 2001-02-13 Richard Henderson <rth@redhat.com>
10239 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
10240 entire operator; replicate that and match_dup the operands.
10241 (cmp_ccx_arith_op_set): Likewise.
10242 (cmp_cc_arith_op_not_set): Likewise.
10243 (cmp_ccx_arith_op_not_set): Likewise.
10245 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
10247 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
10249 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
10251 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
10252 (TARGET_NO_BITFIELD_WORD): New macro.
10253 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
10254 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
10256 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10258 * cselib.c: New file, from simplify-rtx.c.
10259 * simplify-rtx.c: Remove cselib parts.
10260 * Makefile.in: Add cselib.o.
10262 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
10264 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
10265 (setup_incoming_varargs): Remove warning.
10267 * config/rs6000/rs6000.c (validate_condition_mode): When
10268 flag_fast_math, allow floating-point conditionals to be reversed.
10269 (rs6000_generate_compare): When flag_fast_math, don't generate
10270 cror operations for FP conditionals.
10272 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
10274 (ASM_SPEC): Likewise.
10275 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
10276 (CC1_SPEC): Likewise.
10277 (LINK_TARGET_SPEC): Likewise.
10278 (CPP_ENDIAN_SPEC): Likewise.
10279 * Makefile.in (check-consistency): New target.
10281 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
10283 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
10284 "return type defaults" warning for functions with return type
10286 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
10287 function declarations by default rather than only when pedantic.
10289 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
10291 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
10294 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10296 * extend.texi (Deprecated): Deprecate new initializer lists.
10298 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10300 * mkdeps.c (deps_add_default_target): Robustify. Add
10301 basename component only.
10302 * cpp.texi (-M): Describe how default target is generated.
10303 * invoke.texi (-M): Likewise.
10305 2001-02-12 Kazu Hirata <kazu@hxi.com>
10307 * toplev.c (push_float_handler): Remove.
10308 (pop_float_handler): Remove.
10309 * toplev.h: Remove prototypes for the above functions.
10311 2001-02-12 Jakub Jelinek <jakub@redhat.com>
10313 * c-common.c (constant_fits_type_p): New function.
10314 (convert_and_check): Use it.
10316 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10318 * Makefile.in (GXX_ABI_FLAG): Don't define.
10319 * configure.in (--enable-new-gxx-abi): Remove option.
10320 * config.in: Regenerated.
10321 * configure: Likewise.
10323 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
10325 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
10327 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
10328 regular basic block, and arrange for all edges into it to switch
10331 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10333 * Makefile.in (distclean): Do not remove .gdbinit.
10335 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10337 * Makefile.in (gcc.o): Fix typos.
10338 (protize.o): Likewise.
10339 (unprotoize.o): Likewise.
10341 2001-02-11 Richard Henderson <rth@redhat.com>
10343 * tree.c (build1): Check for null operand in last change.
10345 2001-02-11 Richard Henderson <rth@redhat.com>
10347 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
10348 (fold): Don't assume a constant isn't foldable.
10349 * tree.c (build): Set TREE_CONSTANT for an expression with no
10350 side-effects and constant operands.
10351 (build1): Likewise.
10353 2001-02-10 Richard Henderson <rth@redhat.com>
10355 * jump.c (squeeze_notes): Revert 2000-05-12 change.
10357 2001-02-10 Anthony Green <green@redhat.com>
10359 * cpp.texi (Standard Predefined): Add documentation for
10362 * c-common.c (combine_strings): Improve warning message.
10364 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
10366 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
10368 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
10370 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
10372 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
10375 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
10377 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
10380 2001-02-09 Nick Clifton <nickc@redhat.com>
10382 * config/arm/arm.md: Change output contraint on post inc
10383 load/store multiple patterns to be a read/write contraint.
10385 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
10387 * gcc.c (cpp_options): Delete .d files on error. Don't delete
10388 .o files when using the -M options.
10390 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10391 David Edelsohn <edelsohn@gnu.org>
10393 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
10394 handle DImode constants. Use one TOC entry for SImode and smaller
10395 constants, aligned properly.
10397 2001-02-08 Jason Merrill <jason@redhat.com>
10399 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
10400 about the SP adjustment for saving the static chain pointer.
10401 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
10402 offset when setting a temporary CFA register.
10404 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
10406 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
10407 powerpc-*-chorusos* .
10408 * config/rs6000/chorus.h : New file.
10409 * config/i386/chorus.h : New file.
10410 * config/sparc/chorus.h : New file.
10411 * config/sparc/t-chorus-elf : New file.
10413 2001-02-08 David Edelsohn <edelsohn@gnu.org>
10415 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
10416 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
10417 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
10418 (__WCHAR_TYPE__): Correct macro name.
10420 2001-02-08 Richard Henderson <rth@redhat.com>
10422 * config/i386/i386.c (ix86_frame_pointer_required): New.
10423 (ix86_setup_frame_addresses): New.
10424 (struct machine_funciton): Add accesses_prev_frame.
10425 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
10426 ix86_frame_pointer_required.
10427 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
10428 (SETUP_FRAME_ADDRESSES): New.
10429 * config/i386/i386-protos.h: Update.
10430 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
10431 from FRAME_POINTER_REQUIRED.
10432 * config/i386/svr3gas.h: Likewise.
10433 * config/i386/sysv3.h: Likewise.
10434 * config/i386/v3gas.h: Likewise.
10436 2001-02-08 Richard Henderson <rth@redhat.com>
10438 * config/sparc/sparc.c (function_arg_record_value_3): Fix
10439 calculation of the number of integer registers required.
10440 (function_arg_record_value): Likewise.
10442 2001-02-08 Jason Merrill <jason@redhat.com>
10444 * diagnostic.c (internal_error): Say "confused" after 1 error, not
10445 two. Print file and line with "confused" message.
10447 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
10449 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10451 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
10453 2001-02-08 Bernd Schmidt <bernds@redhat.com>
10455 * final.c (cleanup_subreg_operands): The address of a MEM can
10458 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
10461 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
10463 * gcc.texi (Incompatibilities): Update documentation of
10464 preprocessing numbers.
10466 2001-02-07 Jakub Jelinek <jakub@redhat.com>
10468 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
10470 2001-02-07 Mark Mitchell <mark@codesourcery.com>
10472 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
10474 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
10475 * gcc.c (struct compiler): Add cpp_spec field.
10476 (input_file_compiler): New variable.
10477 (do_spec_1): Allow a particular compiler to handle `%C'
10479 (main): Store the current compiler in input_file_compiler.
10480 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
10482 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
10484 * cpphash.h (struct spec_nodes): Add n_true and n_false.
10485 * cppinit.c (cpp_create_reader): Initialize them.
10486 (append_include_chain): cxx_aware arg might be unused.
10487 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
10488 keywords and give them their phase 7 meaning. Pedwarn about
10489 this unless '__bool_true_false_are_defined' is defined.
10491 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10493 * lcm.c (optimize_mode_switching): Emit mode_set before the
10494 JUMP_INSN of an abnormal edge.
10496 2001-02-07 Bernd Schmidt <bernds@redhat.com>
10498 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
10499 a scheduling barrier at the end.
10501 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
10503 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10505 * config/sh/sh.md (reload_outsf): Removed.
10506 (movsf_ie): Introduce constraints for FPUL loads and stores.
10507 (reload_insf): Broaden the output constraint.
10509 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
10511 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
10512 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
10514 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
10516 * final.c: Revert my previous changes.
10517 * output.h: Make profile_label_no extern.
10518 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
10519 for generating label.
10521 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
10523 * config/i386/djgpp.h: Add comments about standard paths.
10524 (MD_EXEC_PREFIX): Undefine before defining.
10525 (MD_STARTFILE_PREFIX): New.
10527 2001-01-30 Bruce Korb <bkorb@gnu.org>
10529 fixinc/fixincl.c(process): Emit error message only if appropriate :)
10530 (load_file): do not rely on load_file_data() to close file pointer
10531 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
10532 fixinc/inclhack.def(irix_limits_const): add test_text
10534 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10536 * cppexp.c (parse_defined): Improve diagnostics for invalid
10539 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10541 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
10543 2001-02-06 Mark Mitchell <mark@codesourcery.com>
10545 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
10546 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
10547 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
10548 (rs6000_output_symbol_ref): New function.
10549 (output_toc): Use VTABLE_NAME_P.
10551 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10553 * print-tree.c (print_node, case PARM_DECL):
10554 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
10556 * stor-layout.c (reference_types_internal): New variable.
10557 (internal_reference_types): New function.
10558 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
10559 * tree.h (internal_reference_types): New declaration.
10561 * cse.c (find_best_addr): Fix typo in computing cost.
10563 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10565 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
10566 and this is the sum of a pointer and a constant, we know the result
10568 (num_sign_bit_copies, case PLUS): Likewise.
10569 * explow.c (convert_memory_address): Remove opposite SUBREG.
10570 * function.c (instantiate_new_reg): New function (from common code).
10571 (instantiate_virtual_regs_1): Call it.
10572 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
10573 if pointers sign- or zero-extend.
10574 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
10575 If pointers extend unsigned, use inside of SUBREG.
10576 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
10578 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
10580 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
10581 subdir of gcc_gxx_include_dir.
10582 (gcc_gxx_target_include_dir): Remove.
10584 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
10586 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
10587 (dwarf2out_frame_debug_expr): Revise introductory comments to add
10588 a high-level description.
10590 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
10592 * final.c: Move the declaration of profile_label_no to ...
10593 * output.h: ... here.
10594 * function.c (expand_function_start): Call PROFILE_HOOK.
10595 * config/rs6000/aix.h: Define PROFILE_HOOK.
10596 * config/rs6000/rs6000-protos.h: output_profile_hook new.
10597 * config/rs6000/rs6000.c (output_profile_hook): Define.
10598 (output_prolog): Do nothing for ABI_AIX as it is taken care by
10599 output_profile_hook.
10600 tm.texi : Explain new macro PROFILE_HOOK.
10602 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
10604 * extend.texi (Extended Asm): Do not say that semicolon is always
10605 a valid line-breaking character for GNU assemblers. Use
10606 newline-tab as the most commonly supported syntax. Use
10607 newline-tab rather than semicolon in multi-insn examples.
10609 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10611 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
10613 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10614 David Edelsohn <edelsohn@gnu.org>
10616 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
10617 code for AIX, even without flag_pic.
10619 2001-02-05 Jakub Jelinek <jakub@redhat.com>
10621 * c-typeck.c (common_type): push and pop binding level around
10622 calling common_type on function parameters.
10624 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
10626 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
10628 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10630 * config/mips/mips.c (override_options): Fix typo in last change.
10631 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
10632 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
10634 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
10636 * invoke.texi (-fdump-class-layout): Document.
10637 (-fdump-translation-unit): Use `=' as filename separator.
10639 2001-02-05 Mark Mitchell <mark@codesourcery.com>
10641 * Makefile.in (s-mlib): Don't build multilibs if
10642 --disable-multilib.
10643 (DRIVER_DEFINES): Adjust accordingly.
10645 (protoize.o): Likewise.
10646 (unprotoize.o): Likewise.
10647 * configure.in: Recognize --enable-multilib.
10649 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10651 * Makefile.in (DRIVER_DEFINES): Fix quoting.
10653 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
10654 * configure.in: Remove --enable-libstdcxx_v3 support.
10655 * configure: Regenerated.
10657 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10659 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
10660 Call abort instead of fatal.
10661 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
10662 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
10663 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
10664 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
10665 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
10666 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
10668 * diagnostic.h (set_internal_error_function): Renamed.
10669 * toplev.h (internal_error): Renamed from fatal.
10670 (pfatal_with_name): Deleted.
10671 (fatal_io_error): Now has printf-style arguments.
10672 * diagnostic.c (pfatal_with_name): Deleted.
10673 (fatal_io_error): Rework to have args in printf-style.
10674 (set_internal_error_function): Renamed from set_fatal_function.
10675 (internal_error): Renamed from fatal.
10676 (error_recursion, fancy_abort): Call internal_error instead of fatal.
10677 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
10678 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
10679 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
10680 * flow.c (verify_flow_info): Likewise.
10681 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
10682 * config/mips/mips.c (save_restore_insns): Likewise.
10684 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
10685 * flow.c (verify_flow_info): Likewise.
10686 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
10687 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
10688 (avr_normalize_condition): Likewise.
10689 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
10690 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
10691 (limit_reload_class, double_reg_to_memory): Likewise.
10692 (print_operand_address, emit_1600_code_shift): Likewise.
10693 (gen_tst_reg, gen_compare_reg): Likewise.
10694 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
10695 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
10697 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
10699 * c-parse.in (methoddef): Call fatal_error instead of fatal.
10700 * objc/objc-act.c (build_ivar_chain): Likewise.
10701 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
10703 * graph.c (clean_graph_dump_file): Likewise.
10704 * profile.c (init_branch_prob): Likewise.
10705 * objc/objc-act.c (objc_init): Likewise.
10707 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
10708 * config/avr/avr.c (avr_override_options): Likewise.
10709 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
10710 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
10711 * config/h8300/h8300.c (h8300_init_once): Likewise.
10712 * config/mips/mips.c (override_options): Likewise.
10713 * config/i386/i386.c (override_options): Likewise, rework.
10714 * config/m68k/m68k.c (override_options): Likewise.
10716 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
10718 * config/mips/mips.c (print_operand): Likewise.
10719 * hash.c (hash_allocate): Don't check for failure returns from
10720 obstack functions that can't fail.
10721 (hash_table_init_n, hash_table_init): Likewise; also now return void.
10722 * hash.h (hash_table_init_n, hash_table_init): Now return void.
10723 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
10724 (get_object_reference): Likewise.
10726 2001-02-04 Nick Clifton <nickc@redhat.com>
10728 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
10729 StrongARM1110, 10TDMI, and 1020T.
10731 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10733 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
10735 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
10737 * config/sh/sh.md (movdf load split): Pass register number to
10738 FP_OR_XD_REGISTER_P.
10740 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10742 * cppinit.c (BC): New macro.
10743 (builtin_array): Add __GXX_WEAK__.
10744 * cpplib.h (builtin_type): Add BT_WEAK.
10745 * cppmacro.c (builtin_macro): Handle BT_WEAK.
10746 * defaults.h (SUPPORTS_ONE_ONLY): Define.
10747 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
10749 2001-02-03 Jakub Jelinek <jakub@redhat.com>
10751 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
10753 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10755 * cpphash.h: Rename _ALIGN POOL_ALIGN.
10756 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10758 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10760 * cpphash.h: Rename ALIGN _ALIGN.
10761 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10763 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
10765 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
10766 compilation environment.
10767 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
10768 control over location of cygwin includes and libs.
10770 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10772 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
10774 2001-02-02 lars brinkhoff <lars@nocrew.org>
10776 * md.texi (Standard Names): remove reference to spur.md.
10778 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10780 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
10781 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
10782 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
10783 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
10784 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
10786 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10788 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
10789 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
10790 number before reload.
10791 (c4x_adjust_cost): Return zero before reload.
10792 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
10793 split before reload.
10795 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10797 * c4x.c (c4x_hard_regno_rename_ok): New.
10798 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
10799 * c4x.h (HARD_REGNO_RENAME_OK): Define.
10801 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10803 * diagnostic.h: Add missing "extern" in all declarations.
10805 2001-02-02 Alex Samuel <samuel@codesourcery.com>
10807 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
10808 as for gcc_gxx_include_dir.
10810 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
10812 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
10814 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10816 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
10817 label before alignment to be used as the braf base address.
10818 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
10820 (casesi_jump_2): Require at least TARGET_SH2.
10822 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
10823 truncation to 32-bit doubles on -m3e and -m4-single-only.
10825 2001-02-02 Mark Mitchell <mark@codesourcery.com>
10827 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
10828 the default when building a shared object.
10829 (init_spec): Use it.
10830 * testsuite/lib/g++.exp: Include the directory where libgcc
10831 is located to the LD_LIBRARY_PATH list.
10832 * invoke.texi (-shared-libgcc): Document the cases in which
10833 GCC defaults to using the shared libgcc.
10835 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10837 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
10838 unsigned is wide enough.
10839 (BITS_PER_SI): New.
10840 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
10841 (si_to_float): Likewise.
10842 (float_to_si, float_to_usi): Use BITS_PER_SI.
10844 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10846 * dwarf2out.c: Added explanation of abbreviations.
10847 (def_cfa_1): Added comments listing DWARF2 instructions.
10848 (cfa_temp_reg): Removed in favor of cfa_temp.
10849 (cfa_temp_value): Removed in favor of cfa_temp.
10850 (cfa_temp): New global variable.
10851 (dwarf2out_frame_debug_expr): Added extensive introductory
10852 comments explaining the function's transformations. Revised to
10853 use cfa_temp. Added some rtx checking. Generalize IOR case.
10854 (dwarf2out_frame_debug): Revised to use cfa_temp.
10855 (output_aranges): Cast as "unsigned" to avoid warning.
10856 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
10857 explain which instructions must be marked.
10859 2001-02-01 Richard Henderson <rth@redhat.com>
10861 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
10864 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
10866 * config/sh/crt1.asm (main_k): Modified so that start calls
10867 ___setup_argv_and_call_main.
10869 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
10871 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
10872 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
10873 and AVOID_LPASTE is cleared on meeting an unescaped newline.
10874 * cppmacro.c (builtin_macro): Set builtin flags here.
10875 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
10876 (replace_args): Clarify intent.
10877 (cpp_get_token): Macro expansion tokens get the saved flags.
10879 * cppmain.c (scan_buffer): Remove now-redundant print.printed
10882 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10884 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
10887 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10889 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
10890 returns Pmode pseudo, but we need ptr_mode.
10891 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
10892 Remove bogus conversions; use HOST_WIDE_INT for size.
10893 Don't use TARGET if wrong mode.
10895 * config/i386/i386.c (ix86_compute_frame_size): Allow
10896 stack_alignment_needed to be non-default even if size is zero.
10898 2001-01-31 Alan Modra <alan@linuxcare.com.au>
10900 * pa.c (hppa_init_pic_save): New function.
10901 * pa.h (hppa_init_pic_save): Declare.
10902 * pa.md (call, call_value, sibcall, sibcall_value): Use
10903 the above instead of duplicated code.
10905 * pa.c (hppa_encode_label): Correct size of alloca buffer
10906 so we don't overrun it. Correct leading `*' case.
10907 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
10908 need to handle `*@'.
10909 (FUNCTION_NAME_P): Likewise.
10911 2001-01-31 Richard Henderson <rth@redhat.com>
10913 * config.gcc (alpha-osf5): Use float-i128.h.
10915 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
10916 * config/float-i32.h: Likewise.
10917 * config/float-i64.h: Likewise.
10918 * config/float-sh.h: Likewise.
10919 * config/float-sparc.h: Likewise.
10921 2001-01-31 DJ Delorie <dj@redhat.com>
10923 * expmed.c (extract_bit_field): allow non-integral modes if we
10924 want to extract a whole register from itself.
10926 2001-01-31 Jakub Jelinek <jakub@redhat.com>
10928 * c-typeck.c (set_init_index): If first is equal to last, assume as
10929 if it was not a range at all.
10931 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10933 * config/fp-bit.c: Include tm.h.
10934 (float_to_si): Don't assume SImode is 32-bits wide.
10935 (float_to_usi): Likewise.
10937 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
10939 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
10941 (typename): Call pending_xref_error after parsing typed_typespecs.
10942 * c-decl.c (lookup_tag): Give error immediately rather than
10943 leaving it pending if the tag of the wrong type is in the same
10945 (xref_tag): Don't pedwarn for forward declarations of enum types
10947 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
10950 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10952 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
10954 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
10956 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
10957 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
10959 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
10961 * cpphash.h (struct cpp_reader): New saved_flags.
10962 * cppmacro.c (cpp_get_token): Use saved_flags to remember
10963 to avoid a paste after a pasted token.
10965 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10967 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
10968 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
10969 Wtype_MIN instead of LONG_MIN.
10971 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
10973 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
10975 * fixinc/fixincl.x: Regenerated.
10976 * fixinc/inclhack.def (irix_limits_const): New definition to
10977 convert "const" to "__const" in limits.h.
10979 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
10981 * fixinc/genfixes (AG): Fix "autogen4" thinko.
10983 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10985 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
10986 when register dies in the insn.
10988 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
10990 * diagnostic.c (fatal): Fix word wrap.
10992 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
10994 * combine.c (try_combine): Fix SUBREG setting for
10995 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
10997 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10999 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
11002 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
11004 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
11006 * toplev.c (decode_W_option): Update warn_larger_than
11007 unconditionally for each processed switch.
11009 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
11011 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
11013 (hppa_expand_prologue): Delete code to save pic offset table register
11014 in the function prologue.
11015 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
11016 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
11017 table register at the beginning of the function after the prologue.
11019 2001-01-29 lars brinkhoff <lars@nocrew.org>
11021 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
11023 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
11024 Jeff Law <law@redhat.com>
11026 * pa.md (return): Revise comment for trivial return.
11027 (return_internal): Non-trivial return pattern for non-PIC code.
11028 (return_internal_pic): Non-trivial return pattern for PIC code.
11029 It uses the PIC register to ensure it is restored after
11031 (epilogue): Generate appropriate return for PIC and non-PIC code.
11033 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
11035 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
11037 2001-01-29 DJ Delorie <dj@redhat.com>
11039 * combine.c (if_then_else_cond): Pass the correct mode to
11040 operand_subword() for constants.
11042 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
11044 * config/i386/cygwin.h: Add w32api to include search. Search different
11045 directories in a cross-build environment.
11047 2001-11-29 Tim Josling <tej@melbpc.org.au>
11049 * tree.h (TYPE_STUB_DECL): Add documentation.
11051 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
11053 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
11054 (sdbout_field_types): Likwise. Fix use of host_integerp.
11056 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
11058 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
11061 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
11063 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
11064 to use flag_gnu_linker.
11066 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
11068 * cpplib.c (T_BAD_DIRECTIVE): Remove.
11069 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
11071 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
11073 * tree.c, tree.h (build_parse_node): Remove; was identical to
11075 * c-lang.c (start_cdtor), objc/objc-act.c
11076 (build_module_descriptor): Use build_nt instead of
11079 2001-01-29 Jakub Jelinek <jakub@redhat.com>
11081 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
11082 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
11083 not have any upper bits set.
11085 2001-01-29 Phil Edwards <pme@sources.redhat.com>
11087 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
11089 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11091 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
11093 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
11095 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
11096 (integer_minus_one_node): Define.
11098 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
11100 * Makefile.in (bootstrap2-lean): Fix typo.
11102 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
11104 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
11105 : Don't set fe_value.
11106 * cpplib.h (AVOID_LPASTE): New flag.
11107 (struct cpp_hashnode): Remove fe_value.
11108 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
11109 * cppmacro.c (builtin_macro): Don't set flags here.
11110 (replace_args): Set AVOID_LPASTE flag on first token of an
11111 argument, and the token following it.
11112 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
11113 macro expansion, and on the token following it. Do it for
11115 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
11117 2001-01-27 Richard Henderson <rth@redhat.com>
11119 * config/alpha/t-ieee: Remove multilibbing.
11120 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
11122 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11124 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
11126 * Makefile.in: Remove all dependencies on defaults.h.
11127 * builtins.c: Don't include defaults.h.
11128 * c-common.c: Likewise.
11129 * c-decl.c: Likewise.
11130 * c-pragma.c: Likewise.
11131 * c-typeck.c: Likewise.
11132 * combine.c: Likewise.
11133 * i386.c: Likewise.
11134 * frame-ia64.c: Likewise.
11135 * cppexp.c: Likewise.
11136 * crtstuff.c: Likewise.
11137 * dbxout.c: Likewise.
11138 * dwarf2out.c: Likewise.
11139 * dwarfout.c: Likewise.
11140 * emit-rtl.c: Likewise.
11141 * except.c: Likewise.
11142 * expr.c: Likewise.
11143 * final.c: Likewise.
11144 * frame-dwarf2.c: Likewise.
11145 * libgcc2.c: Likewise.
11146 * optabs.c: Likewise.
11147 * profile.c: Likewise.
11148 * sdbout.c: Likewise.
11149 * toplev.c: Likewise.
11150 * tradcif.y: Likewise.
11151 * tree.c: Likewise.
11152 * varasm.c: Likewise.
11154 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11156 * builtins.c (expand_builtin_fputs): Use size_one_node when
11157 transforming into fwrite.
11159 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
11161 * extend.texi (Attribute Syntax): New section.
11163 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11165 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
11166 they didn't need fixing.
11168 2001-01-27 Janis Johnson <janis@us.ibm.com>
11170 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
11172 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
11173 to remove macro definitions that are duplicated from elfos.h.
11175 2001-01-27 Richard Henderson <rth@redhat.com>
11177 * config/i386/sco5gas.h: Move ...
11178 * config/usegas.h: ... here.
11179 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
11181 2001-01-27 Jakub Jelinek <jakub@redhat.com>
11183 * c-typeck.c (struct constructor_stack): Add range_stack member.
11184 (really_start_incremental_init): Clear it.
11185 (push_init_level): Save constructor_range_stack and clear it if
11186 pushing explicit braces.
11187 (pop_init_level): abort if constructor_range_stack is non-zero at
11188 explicit closing brace. Restore saved constructor_range_stack if
11191 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
11193 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
11194 into register was forced into memory.
11196 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
11198 * Makefile.in: Remove uses of + before $(MAKE).
11200 2001-01-26 Richard Henderson <rth@redhat.com>
11202 * stmt.c (cost_table): Remove.
11203 (COST_TABLE, cost_table_initialized): New.
11204 (estimate_case_costs): Use the later instead of the former.
11205 (balance_case_nodes): Likewise.
11207 2001-01-26 Richard Henderson <rth@redhat.com>
11209 * alias.c (objects_must_conflict_p): Read-only slots may not
11210 conflict despite having the same type.
11212 2001-01-27 Michael Hayes <mhayes@redhat.com>
11214 * loop.c (loop_giv_reduce_benefit): Copy mode size into
11216 (check_ext_dependant_givs): Initialise u_start_val and
11218 (load_mems): Make last_max_reg unsigned.
11219 (try_swap_copy_prop): Use INSN_P and initialise set.
11221 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
11223 * README.AVR : Removed.
11225 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
11227 * pa-64.h (text_section): Remove declaration.
11229 * pa.md (return_internal): Remove mode on PIC register use.
11231 2001-01-25 lars brinkhoff <lars@nocrew.org>
11233 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
11234 ASM_CLOSE_PAREN): fix typos.
11236 2001-01-25 Mark Mitchell <mark@codesourcery.com>
11238 * acconfig.h: Define `const' to the empty string if neither
11239 __STDC__ nor __cplusplus is defined.
11240 * config.in: Regenerated.
11242 2001-01-25 David Edelsohn <edelsohn@gnu.org>
11244 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
11245 * collect2.c (main): Delete importf. Add ".obj" file extension.
11246 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
11247 (aix_std_libs): Add additional AIX libraries to skip.
11248 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
11249 * config/rs6000/aix51.h: New file.
11251 2001-01-25 Michael Hayes <mhayes@redhat.com>
11253 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
11254 (loop_insn_emit_before): No longer static.
11255 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
11256 (loop_givs_rescan, load_mems): Likewise.
11257 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
11258 (maybe_eliminate_biv_1):
11259 (move_movables): Replace emit_call_insn_before with
11260 loop_call_insn_hoist.
11261 * loop.h (loop_insn_emit_before): Add.
11262 * unroll.c (copy_loop_body): Replace emit_insn_before with
11263 loop_insn_emit_before.
11265 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
11267 * diagnostic.c (fatal): Request preprocessed source.
11269 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
11271 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
11272 olddecl has argument types and newdecl has none, use the argument
11273 types from olddecl.
11275 2001-01-24 Ulrich Drepper <drepper@redhat.com>
11277 * dwarf2out.c (prefix_of): New function. Determine longest common
11278 prefix of the two arguments. The units are whole path components.
11279 (output_file_names): When adding a new directory find the one entry
11280 with the longest common prefix already in the list. Artificially
11281 generate entry if there is none for this prefix.
11282 Fix test to check whether the zeroth directory entry is used.
11284 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
11286 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
11287 Changed all callers. Take it into account when deciding if a
11288 previously loaded value matches.
11290 2001-01-24 Richard Henderson <rth@redhat.com>
11292 * reload.c (find_reloads_subreg_address): Fail the substitution
11293 if the resulting address is insufficiently aligned.
11295 2001-01-24 DJ Delorie <dj@redhat.com>
11297 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
11298 check the original operand's mode also.
11299 * simplify-rtx.c (simplify_ternary_operation): Ditto.
11301 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11303 * c-parse.in (cast_expr): Move compound literals from here ...
11304 (primary): ... to here. Use standard terminology "compound
11305 literal" instead of "constructor expression".
11307 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11309 * gcc.1, cpp.1: Regenerate.
11311 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
11313 * calls.c (emit_library_call_value_1): Memory slot for
11314 pass-by-reference argument should have the mode of the argument,
11315 not of the pointer to it.
11317 2001-01-24 Tom Tromey <tromey@redhat.com>
11319 * gcc.texi (G++ and GCC): Mention gcj manual.
11320 (Standards): Link to section of manual mentioning gcj/Java
11323 2001-01-24 Jakub Jelinek <jakub@redhat.com>
11325 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
11326 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
11327 * tradcpp.c (main): Add -imacros or -include'd dependencies
11329 * cpp.texi (-M, -MM): Document -M -include behaviour.
11331 2001-01-24 Roger Collins <roger@ProProject.com>
11333 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
11335 2001-01-24 Will Cohen <wcohen@redhat.com>
11337 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
11338 whether registers are 32 bits or 64 bits in size.
11340 2001-01-24 Ben Elliston <bje@redhat.com>
11342 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
11344 2001-01-24 Richard Henderson <rth@redhat.com>
11346 * config/alpha/alpha.md (builtin_longjmp_internal): New.
11347 (builtin_longjmp): Use it instead of emit_indirect_jump.
11349 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
11351 * bb-reorder.c (make_reorder_chain_1): Handle case where
11352 jump edge goes to the same block as the fallthru edge.
11354 2001-01-23 Jim Wilson <wilson@redhat.com>
11356 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
11357 * frame.h (__ia64_personality_v1): Add prototype.
11358 * libgcc2.c (ia64_throw_helper): Change personality declaration to
11359 prototype form. Add void * cast to first argument to personality
11361 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
11362 (asctoe113): Likewise.
11363 * config/ia64/frame-ia64.c: Include eh-common.h.
11364 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
11366 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
11368 (itanium_split_issue): Add prototype.
11369 (gen_nop_type): Ifdef out.
11370 (find_best_packet): Initialize best_packet.
11371 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
11373 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
11374 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
11375 (flushrs): Add explicit stop bit at end.
11376 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
11379 2001-01-23 Chris Demetriou <cgd@broadcom.com>
11381 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
11383 * libgcc2.c (__terminate_func): Make variable static.
11384 (__terminate_set_func): New function to set __terminate_func.
11385 * libgcc2.h (__terminate_func_ptr): New typedef.
11386 (__terminate_set_func): New function.
11388 2001-01-23 Richard Henderson <rth@redhat.com>
11390 * flow.c (init_propagate_block_info): Don't consider unchanging
11391 memories for dead frame store elimination.
11393 2001-01-23 Richard Henderson <rth@redhat.com>
11395 * varasm.c (UNIQUE_SECTION): Move default implementation ...
11396 * defaults.h: ... here.
11398 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11400 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
11402 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
11404 * c-lex.c (lex_charconst): Fix typo: s/p/str.
11406 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11408 * rs6000.h (rs6000_return_addr): Move prototype from here...
11409 * rs6000-protos.h (rs6000_return_addr): ...to here.
11410 (rs6000_init_expanders): Delete prototype.
11412 2001-01-23 Nick Clifton <nickc@redhat.com>
11414 * invoke.texi: Replace , with \, inside @gccoptlist macros.
11415 (Spec Files): Document %B and %j and %. and %v3 and %M and
11416 %{S*&T} spec switches.
11418 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11420 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
11422 2001-01-23 Chris Demetriou <cgd@sibyte.com>
11423 Neil Booth <neil@daikokuya.demon.co.uk>
11425 * cpperror.c: Merge handlers of PEDWARN and WARNING.
11426 Have -Werror make pedantic warnings errors, like the
11429 2001-01-23 Phil Edwards <pme@sources.redhat.com>
11431 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
11433 2001-01-23 Jakub Jelinek <jakub@redhat.com>
11435 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
11436 * integrate.c (expand_inline_function): Initialize them.
11437 (subst_constants): If changing COMPARE so that both its arguments
11438 will be VOIDmode and the comparison mode will be lost, note
11439 compare_mode. Use the recorded compare_mode to optimize
11442 2001-01-23 Jason Merrill <jason@redhat.com>
11444 * dwarf2out.c (new_die): Use xcalloc.
11445 (output_die): Abort rather than emit a local reference to offset 0.
11447 2001-01-17 Andrew Haley <aph@redhat.com>
11449 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
11450 of a saved register; return NULL instead.
11451 (copy_reg): Take a pointer to a source register rather than a
11453 (next_stack_level): Remember the address in the stack frame of all
11455 Use the saved register pointer array as the source of the CFA.
11456 (throw_helper): Rewrite. Unwind once rather than twice and keep
11457 track of saved registers as we go.
11459 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11461 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
11462 * c4x.c (c4x_legitimize_reload_address): Remove.
11463 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
11464 reload address for ldp(k) insn.
11466 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
11468 * pa.md (return_internal): Add a USE of the PIC register to ensure
11469 it is restored after each call.
11470 (return expander): Corresponding changes.
11472 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11474 * rs6000.h (INIT_EXPANDERS): Delete.
11475 (RETURN_ADDR_RTX): Call rs6000_return_addr().
11476 * rs6000.c (rs6000_override_options): Call *_machine_status from
11478 (rs6000_init_expanders): ...instead of here. Delete.
11479 (rs6000_mark_machine_status): New function.
11480 (rs6000_init_machine_status): Use xcalloc.
11481 (rs6000_return_addr): Generate RTX for the return address.
11482 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
11483 (rs6000_stack_info): Use it.
11485 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
11487 * gthr-win32.h: Include errno.h to get a declaration for
11488 EINVAL and _mingw.h if the target is mingw32.
11490 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
11492 * cpp.texi: Correct typos.
11494 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11496 * explow.c (probe_stack_range): Ensure value passed to
11497 stack_check_libfunc is ptr_mode, not Pmode.
11499 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
11501 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
11502 case, don't use operand_subword to calculate a SUBREG that is
11505 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
11507 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11509 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
11510 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
11511 valid. If not replace it by equivalent insns.
11513 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11515 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
11516 contains SYMBOL_REF, LABEL_REF and CONST_INT.
11517 (c4x_U_constraint, symbolic_address_operand): Likewise.
11518 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
11520 (c4x_r11_set_p, c4x_check_laj_p): New functions.
11521 * c4x-protos.h (c4x_check_laj_p): Add prototype.
11522 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
11523 anulling slot because of silicon bug.
11524 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
11526 2001-01-22 Alan Modra <alan@linuxcare.com.au>
11528 * cppexp.c (parse_charconst): Change `mask' type to agree
11531 2001-01-21 Richard Henderson <rth@redhat.com>
11533 * config/i386/i386.c (ix86_asm_file_end): Disable putting
11534 pic_label_name in a linkonce section.
11536 2001-01-17 Philipp Thomas <pthomas@suse.de>
11538 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
11540 * configure: Regenerate.
11542 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
11544 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
11545 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
11547 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
11549 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
11550 If REVERSE nonzero then condition code in X must be reversed.
11551 (encode_section_info): Optimise if/else.
11552 (avr_function_value): Fix formatting.
11554 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
11555 (difficult_branch): Likewise.
11556 (rvbranch): Likewise.
11557 (difficult_rvbranch): Likewise.
11559 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
11561 * config/avr/libgcc.S: Fix comment.
11563 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11565 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
11567 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11569 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
11571 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11573 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
11574 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
11575 * configure, config.in: Regenerate.
11576 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
11577 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
11578 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
11579 (doprint.o): New rule.
11581 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
11583 * c-typeck.c (digest_init): Handle boolean types as scalars.
11585 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11587 * stmt.c (expand_return): Don't return anything if size is zero.
11588 Delete redundant assignment to BYTES.
11589 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
11591 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
11593 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
11594 the same as the default library function names.
11595 * config/avr/avr.md: Document special characters after '%'.
11596 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
11597 knowing which of the call-used registers are really clobbered.
11598 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
11599 New. Both quotient and remainder from one libgcc.S call.
11600 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
11601 clobber as few registers as possible.
11602 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
11604 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
11606 * cppmacro.c (funlike_invocation_p): Don't move back up to the
11607 context of the top of the stack.
11609 2001-01-20 Jakub Jelinek <jakub@redhat.com>
11611 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
11612 (fixup_var_refs_insns): ...here.
11614 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
11616 * function.c (fixup_var_refs_insns): Break up into
11617 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
11618 [loop over entire insn list], and fixup_var_refs_insns_with_hash
11619 [loop over hash table entries].
11620 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
11621 fixup_var_refs_insns_with_hash, to match above changes.
11623 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
11625 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
11626 (libgcc.a): Likewise.
11627 (stmp-multilib): Likewise.
11628 (STAGE2_FLAGS_TO_PASS): Likewise.
11630 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
11632 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
11633 temporary if no_new_pseudos.
11635 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
11637 * cppinternals.texi: Update.
11639 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
11641 * arm.c (arm_init_builtins): Re-enable builtins.
11643 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11645 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
11646 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
11647 element to be null, and always expect an EXPR_LIST.
11648 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
11649 * sched-deps.c (sched_analyze_1): Likewise.
11650 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11652 * regclass.c (max_set_parallel): New variable.
11653 (reg_scan): Take it into account in computation of max_parallel.
11654 (reg_scan_mark_refs, case SET): Compute it.
11656 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
11658 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
11659 * function.c (assign_parms): Use INTVAL for a CONST_INT.
11661 2001-01-19 Jason Merrill <jason@redhat.com>
11663 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
11664 for the abstract instance of an inline function.
11666 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
11667 J"orn Rennecke <amylaar@redhat.com>
11669 * reload1.c (move2add_note_store): Treat all registers directly or
11670 indirectly derived from a base register as members of the same set
11672 (reload_cse_move2add): Adjust accordingly. Take mode and offset
11673 of base register into account.
11675 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
11677 * alias.c (find_base_value): Recognize TRUNCATE.
11678 (record_set): In PLUS case, invalidate if other summand is also a
11681 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11683 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
11684 entry to be EXPR_LIST.
11685 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
11686 be an EXPR_LIST (but not null, which other code doesn't allow).
11687 (note_stores): Properly handle PARALLEL in SET.
11688 Recursively call for top-level PARALLEL.
11689 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
11690 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11692 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
11694 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
11696 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
11697 not pfile->skipping (== 0).
11699 2001-01-17 Nick Clifton <nickc@redhat.com>
11701 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
11704 2001-01-17 Jim Wilson <wilson@redhat.com>
11706 * invoke.texi (IA-64 options): Improve.
11708 2001-01-17 Tom Tromey <tromey@redhat.com>
11710 * invoke.texi (Optimize Options): Use `{}' to around @samp
11713 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
11715 * invoke.texi (-fno-guess-branch-probability): New option.
11717 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11719 * combine.c (try_combine): Don't set i3_subst_into_i2 for
11720 case of making new double-word constant.
11721 Revert last change: instead just test i3_subst_into_i2.
11723 2001-01-17 Jakub Jelinek <jakub@redhat.com>
11725 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
11726 Use q constraints instead of r.
11728 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
11730 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
11731 (machine_function): Define.
11732 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
11733 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
11734 pa_free_machine_status): New functions.
11735 (override_options): Set {init,mark,free}_machine_status to above.
11736 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11737 PIC_OFFSET_TABLE_REGNUM_SAVED.
11738 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11739 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
11740 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
11741 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
11742 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
11744 2001-01-15 DJ Delorie <dj@redhat.com>
11746 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
11750 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11752 * flow.c (propagate_one_insn): Make trying to delete a prologue
11753 or epilogue insn an ICE, not a warning. Allow doing this if
11754 the current function returns with stack pointer depressed.
11756 * combine.c (try_combine): If i3_subst_into_i2, properly check for
11757 I3 having more than one SET.
11759 2001-01-16 Jim Wilson <wilson@redhat.com>
11761 * invoke.texi: Document IA-64 options.
11763 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
11764 (fixup_errata): Delete TARGET_A_STEP use.
11765 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
11766 (TARGET_SWITCHES): Delete -ma-step option.
11767 * config/ia64/ia64.md (all FP patterns): Delete %B0.
11768 (movqicc_astep, movqi_internal_astep, movhicc_astep,
11769 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
11770 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
11771 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
11772 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
11774 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
11775 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
11776 cmovsi_internal): Delete ! TARGET_A_STEP check.
11778 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11780 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
11781 possibility to report bugs via postal mail. Change a URL and
11782 merge in a nearly duplicate statement...
11783 (Bug Reporting): ...from here.
11784 (Service): Refer to the Bug Reporting section instead of
11785 duplicating an URL.
11786 (Contributing): Remove trivial explanations concerning snapshots.
11788 2001-01-16 Alan Modra <alan@linuxcare.com.au>
11790 * cppmain.c (general_init): Don't use ANSI prototype.
11792 2001-01-16 Tom Tromey <tromey@redhat.com>
11794 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
11796 2001-01-16 Richard Henderson <rth@redhat.com>
11798 * config/i386/i386.h: Fix comment typo.
11799 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
11800 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
11802 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11804 * gcc.c: Revert previous -fsyntax-only-related change; move
11807 2001-01-16 Jakub Jelinek <jakub@redhat.com>
11809 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
11810 inmode after checking GET_CODE (op).
11812 2001-01-16 Richard Henderson <rth@redhat.com>
11814 * flow.c (struct propagate_block_info): Add mem_set_list_len.
11815 (MAX_MEM_SET_LIST_LEN): New.
11816 (propagate_one_insn): Update mem_set_list_len.
11817 (invalidate_mems_from_autoinc): Likewise.
11818 (invalidate_mems_from_set): Likewise.
11819 (mark_used_regs): Likewise.
11820 (init_propagate_block_info): Likewise. Stop collecting memories
11821 when we reach MAX_MEM_SET_LIST_LEN.
11822 (mark_set_1): Likewise.
11824 2001-01-16 Richard Henderson <rth@redhat.com>
11826 * unroll.c (precondition_loop_p): Fail if no iteration
11829 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11831 * gcc.c: When -fsyntax-only is given, do not complain about
11834 2001-01-15 Richard Henderson <rth@redhat.com>
11836 * config/i386/i386.c (asm_output_function_prefix): Remove.
11837 (ix86_asm_file_end): New.
11838 (load_pic_register): Generate pic_label_name into a
11839 staticly allocated buffer.
11840 * config/i386/i386-protos.h: Update.
11841 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
11842 (ASM_FILE_END): New.
11843 * config/i386/i386afe.h: New file.
11844 * config.gcc (i?86-*-elf) [tm_file]: Use it.
11845 (i?86-*-{freebsd,linux*,moss*}): Likewise.
11846 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
11847 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
11848 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
11849 * config/i386/sco5.h (ASM_FILE_END): Likewise.
11850 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
11852 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
11854 * Makefile.in (install-man): Remove explicit dependency on
11857 * configure.in, configure: Revert previous patch requiring perl
11860 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
11862 * toplev.c (flag_guess_branch_prob): New.
11863 (f_options): Add guess-branch-probability option.
11864 (rest_of_decl_compilation): Only estimate branch probability if
11866 (main): set flag_guess_branch_prob.
11868 * flags.h (flag_guess_branch_prob): New.
11870 2001-01-15 DJ Delorie <dj@redhat.com>
11872 * gcc.texi (Makefile): Add documentation for Makefile targets.
11874 2001-01-15 Philip Blundell <philb@gnu.org>
11876 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
11878 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
11879 (is_pic): Delete declaration.
11880 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
11881 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
11882 * config/arm/arm.md (builtin_setjmp_receiver): New.
11884 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11886 * arm.c (use_return_insn): Don't try to determine the function type
11887 until after reload has completed.
11888 (arm_output_epilogue): Don't adjust the sp value recovered from the
11890 (emit_multi_reg_push): Don't record dwarf information for the pc.
11891 * arm.md (eh_epilogue): The function type may have changed, so it
11892 needs to be recalculated.
11893 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
11894 unwind tables on arm/netbsd.
11896 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11898 * arm.md (cbranchsi4): Correct calculation of branch ranges.
11899 (negated_cbranchsi4): Likewise.
11901 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11903 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
11904 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11905 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
11906 pass -mapcs-* options to assembler.
11907 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
11908 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11909 (ASM_SPEC): Call subtarget_extra_asm_spec.
11911 2001-01-15 Andreas Jaeger <aj@suse.de>
11913 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
11915 (ix86_expand_builtin): Likewise.
11917 * gencodes.c (output_predicate_decls): Make i size_t to avoid
11918 warning about comparison between signed and unsigned.
11920 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
11922 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
11924 2001-01-14 Ralf Baechle <ralf@gnu.org>
11926 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
11927 SUBTARGET_CPP_SPEC apropriatly.
11929 2001-01-12 Mark Mitchell <mark@codesourcery.com>
11931 * varasm.c (make_decl_rtl): Fix typo in last change.
11933 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
11935 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
11936 linker supports the init_priority C++ attribute.
11937 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
11938 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
11939 linker does not support init_priority C++ attribute.
11941 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
11943 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
11945 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
11947 * c-parse.in (finish_parse): Add comment about cpp_destroy.
11948 * cp/lex.c (finish_parse): Similarly.
11949 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
11950 Return the number of errors encountered.
11951 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
11952 * cppmain.c (main): Don't call cpp_destroy.
11954 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
11956 * configure.in: Require at least perl 5.6.0 to regenerate
11958 * configure: Regenerate.
11960 2001-01-14 Richard Henderson <rth@redhat.com>
11962 * genrecog.c (DT_veclen_ge): New.
11963 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
11964 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
11965 (nodes_identical_1): Handle DT_veclen_ge.
11966 (write_cond, debug_decision_2): Likewise.
11968 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
11970 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
11972 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
11974 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
11976 * cppmain.c (do_preprocessing): New function; most of the old
11978 (main): Call it to do most of the work.
11979 (cb): Move from global scope to set_callbacks ().
11980 (setup_callbacks): Get the callback pointer.
11981 (general_init, printer_init): Clean up code and comments.
11983 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
11985 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
11988 2001-01-14 Kazu Hirata <kazu@hxi.com>
11990 * config/h8300/h8300.c (get_shift_alg): Update comments.
11992 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11994 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
11995 (alloc_page, ggc_alloc): Add casts to remove warnings.
11997 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
11999 * combine.c (simplify_comparison): Don't change `code' when
12000 can't reverse comparison.
12002 2001-01-14 Richard Henderson <rth@redhat.com>
12004 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
12005 update all call sites. Return true for all non-label constants.
12007 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
12009 * i386.c (ix86_expand_compare): Add bypass_test and second_test
12011 (ix86_expand_branch): Update.
12012 (ix86_expand_setcc): Update to handle multiple test conditions.
12013 (expand_int_movcc): Likewise.
12014 (expand_fp_movcc): Likewise.
12015 * i386-protos.h (ix86_expand_compare): New.
12016 * i386.md (andqi_?_slp, orqi_?_slp): New.
12017 (conditional trap expander): Update call to ix86_expand_compare.
12019 2001-01-14 Richard Henderson <rth@redhat.com>
12021 * config/vax/vax.md: Use nonimmediate_operand instead of
12022 general_operand in destinations.
12024 * config/vax/vax.md (indirect_jump): Use register_operand.
12026 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
12027 * config/vax/vax.md (call_pop): Turn into an expander.
12028 (call_value_pop): Likewise.
12029 (call, call_value): New.
12031 2001-01-14 Andreas Jaeger <aj@suse.de>
12033 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
12035 (ix86_fp_compare_mode): Add unused attribute.
12036 (ix86_expand_fp_movcc): Remove unused variable.
12037 (ix86_expand_builtin): Make fcode unsigned.
12039 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
12040 (expand_expr): Add cast to avoid signed warning.
12041 (store_field): Likewise.
12042 (store_constructor_field): Likewise.
12043 (store_constructor): Likewise.
12044 (store_expr): Likewise.
12045 (clear_storage): Likewise.
12046 (emit_group_store): Likewise.
12047 (emit_group_load): Likewise.
12049 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12051 * c-common.c: Move format checking code to ...
12052 * c-format.c: ... here. New file. Reorder some functions and
12054 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
12056 * c-common.h (decl_handle_format_attribute,
12057 decl_handle_format_arg_attribute): Declare.
12058 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
12059 (c-common.o): Adjust dependencies.
12060 (c-format.o): New list of dependencies.
12062 2001-01-13 Jakub Jelinek <jakub@redhat.com>
12064 * unroll.c (loop_iterations): If we cannot prove iteration variable
12065 is set once in each iteration, punt.
12067 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
12069 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
12070 (*strlenhi): Remove clobber (which was buggy) of output address.
12072 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12074 * Makefile.in (generated-manpages): Add gcc.1
12075 ($(srcdir)/gcc.1): New target.
12076 (maintainer-clean): Delete $(srcdir)/gcc.1.
12077 * gcc.texi: Add macros @gccoptlist and @gol.
12078 * invoke.texi: Include option summary in manpage. Mark up option
12079 summary with @gccoptlist and @gol. Use @r in one place where
12081 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
12082 * gcc.1: Generate from invoke.texi.
12084 2001-01-13 Richard Henderson <rth@redhat.com>
12086 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
12087 (struct page_entry): Add group member.
12088 (struct page_group): New.
12089 (struct globals): Add page_groups member.
12090 (alloc_anon): Only define for using mmap; remove valloc call.
12091 (page_group_index): New.
12092 (set_page_group_in_use): New.
12093 (clear_page_group_in_use): New.
12094 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
12095 (free_page, release_pages): Likewise.
12096 * configure.in (with-gc): Default to ggc-page always.
12098 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
12100 * reload1.c (replace_pseudos_in_call_usage): Use
12101 reg_equiv_constant and reg_equiv_address, and don't try
12102 regno_reg_rtx first.
12104 2001-01-13 Richard Henderson <rth@redhat.com>
12106 * ggc-page.c (alloc_page): Round up allocation size to one page.
12107 Set e->order on extra pages.
12109 2001-01-13 Richard Henderson <rth@redhat.com>
12111 * genrecog.c (nodes_identical): Expand commentary.
12112 (write_switch): Watch out for identical nodes.
12114 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12116 * cppfiles.c (_cpp_fake_include): New function.
12117 * cpphash.h (_cpp_fake_include): New.
12118 * cpplib.c (do_line): Call _cpp_fake_include when entering
12119 header files in preprocessed input.
12120 * cppmain.c (cb_pragma_implementation): Remove handling.
12121 (setup_callbacks): Don't register pragmas.
12123 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12125 * extend.texi: Udate for CPP.
12127 2001-01-13 Andreas Jaeger <aj@suse.de>
12129 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
12131 * regmove.c: Add prototype for replace_in_call_usage.
12133 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12135 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
12136 struct cpp_chunk, struct htab, struct toklist,
12137 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
12138 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
12139 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
12140 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
12141 (struct macro_args): Delete.
12142 * cpphash.h: See above.
12144 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12146 * cppmain.c (struct printer): Remove no_line_dirs.
12147 (options, cb): New.
12148 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
12149 : Use options rather than CPP_OPTION.
12150 (setup_callbacks): Use cb rather than pfile->cb.
12151 (main): No need to check for a buffer. Use cpp_errors.
12152 (printer_init): Don't set no_line_dirs.
12153 (maybe_print_line): Use options not no_line_dirs.
12154 (cb_file_change): Don't call print_line if -P.
12156 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12158 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
12160 * c-parse.in (finish_parse): Use cpp_errors.
12161 (__yylex): Use return value of cpp_pop_buffer.
12162 * cp/lex.c (finish_parse): Use cpp_errors.
12163 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
12165 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
12167 * README.AVR: URLs corrected.
12169 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12171 * c-decl.c (start_function): Don't warn if old prototype is builtin
12172 that's not in C's namespace.
12173 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
12174 (_bb): Add prototype for ctime.
12175 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
12177 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
12179 * i386.c (ix86_fp_comparison_arithmetics_cost,
12180 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
12181 ix86_fp_comparison_cost): New functions.
12182 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
12183 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
12184 two-branch sequences; make static.
12185 (ix86_use_fcomi_compare): Do decision according to the costs.
12186 (split_fp_branch): New.
12187 * i386.md (compare-and-branch patterns): Use split_fp_branch.
12188 * i386-protos.h (ix86_expand_fp_compare): Remove
12189 (ix86_split_fp_branch): Declare.
12191 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
12192 and ix86_comparison_operator.
12194 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
12195 to make it cheaper.
12197 * i386.c (put_condition_code): Output properly the unordered/ordered
12198 compares in fp case.
12199 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
12201 * tm.texi (REVERSE_CONDITION): Document.
12202 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
12203 in -ffast-math mode.
12204 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
12206 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
12208 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
12210 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
12213 * config/sh/sh.c (mova_p): Fix test for mova_const.
12215 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12217 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
12218 cpp_get_options rather than dereferencing pfile and using
12220 * scan-decls.c (scan_decls): Use return value of
12221 cpp_pop_buffer rather than CPP_BUFFER.
12223 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12225 * cppinit.c (cpp_handle_option): help_only is now part of the
12226 cpp_options structure.
12227 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
12228 cpp_set_callbacks): New functions.
12229 * cpplib.h (cpp_callbacks): Break out as a named structure.
12230 (cpp_options): Move help_only here from cpp_reader.
12231 (CPP_FATAL_ERRORS): Update to use cpp_errors.
12232 (cpp_errors, cpp_get_options, cpp_get_callbacks,
12233 cpp_set_callbacks): New prototypes.
12234 * cppmain.c (main): Update for help_only.
12236 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12238 * Makefile.in (info, maintainer-clean, install-info, uninstall):
12239 Also build and remove and install and uninstall c-tree.info and
12241 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
12242 ($(srcdir)/cppinternals.info): New target.
12243 * c-tree.texi: Change file name used when makeinfo used without -o
12244 from ir.info to c-tree.info. Add info directory entry.
12245 * cppinternals.texi: Add info directory entry.
12246 * .cvsignore: Update.
12248 2001-01-12 Jakub Jelinek <jakub@redhat.com>
12250 * c-typeck.c (store_init_value): Don't require constant initializer
12251 elements with -pedantic -std=c99.
12252 (digest_init): Change error about non-constant initializer elements
12254 (constructor_range_end): Remove.
12255 (constructor_incremental, designator_depth,
12256 designator_errorneous): New variables.
12257 (struct constructor_stack): Remove range_end, add incremental.
12258 (struct constructor_range_stack, constructor_range_stack): New.
12259 (struct initializer_stack): Add constructor_range_stack.
12260 (finish_init): Set it.
12261 (start_init): Likewise. require_constant_elements for non-static
12262 trees only if not flag_isoc99.
12263 (really_start_incremental_init): Remove constructor_range_end, add
12264 constructor_incremental.
12265 (pop_init_level): Likewise.
12266 (push_init_level): Likewise. If implicit and the subobject had some
12267 value set already, preinitialize the level with it.
12268 Warn about missing braces only if not pushing due to designators.
12269 (set_designator, push_range_stack): New functions.
12270 (set_init_label): Use them.
12271 (set_init_index): Likewise. Remove constructor_range_end.
12272 Error if designator index is outside of array bounds.
12273 (add_pending_init): Compare values of purpose index trees, not the
12274 trees themselves. Allow overwriting of already initialized element.
12275 Issue a warning if it had side-effects.
12276 (set_nonincremental_init, set_nonincremental_init_from_string): New
12278 (pending_init_member): Rename to...
12279 (find_init_member): ...this function. Call set_nonincremental_init
12280 if necessary. Compare values of purpose index trees, not the trees
12281 themselves. Return the actual value, not just non-zero if something
12283 (output_init_element): Remove checks for duplicates.
12284 If field has zero size, only check the initializer for correctness.
12285 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
12286 if constructor_incremental is zero. Change error about initializers
12287 not computable at load time into pedwarn.
12288 (output_pending_init_elements): Compare bit positions, not
12289 FIELD_DECLs to take into account zero-sized fields.
12290 (process_init_element): Use constructor_range_stack to fill all
12291 ranges in the designator lists from current level up.
12292 * extend.texi: Update documentation for labeled elements.
12294 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
12296 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
12297 to function usage for arguments passed by reference. Optimize
12298 callee-copied arguments.
12299 * regmove.c (replace_in_call_usage): New function.
12300 (fixup_match_1): Call it.
12301 * cse.c (cse_insn): Canonicalize registers in function usage.
12302 * reload1.c (replace_pseudos_in_call_usage): New function.
12305 * Makefile.in: Reverted yesterday's wrong patch. Installed the
12308 2001-01-12 Jakub Jelinek <jakub@redhat.com>
12310 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
12313 2001-01-12 DJ Delorie <dj@redhat.com>
12315 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
12316 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
12319 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12321 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
12322 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
12323 -std options alongside references to -ansi. Update some
12324 documentation for C99.
12325 * cpp.1: Regenerate.
12327 2001-01-12 Andreas Jaeger <aj@suse.de>
12329 * haifa-sched.c (restore_line_notes): Remove argument block B
12331 * sched-ebb.c (schedule_ebb): Change caller.
12332 * sched-rgn.c (schedule_region): Likewise.
12333 * sched-int.h (restore_line_notes): Adjust prototype.
12335 * loop.h: Remove wrong declaration of doloop_condition_get.
12337 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12339 * extend.texi: Move C++-extension-related node from the C section
12340 into the C++ section.
12342 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12344 * extend.texi: Refer to an array of pointers to functions instead
12345 of one of functions.
12347 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
12348 Jan Hubicka <jh@suse.cz>
12350 * combine.c (reversed_comparison): Fix typo in last patch.
12352 (combine_reversed_comparison_code): Make static to follow
12353 prototype declaration.
12355 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12357 * install.texi: Remove misplaced duplicate entry.
12359 2001-01-11 Ulrich Drepper <drepper@redhat.com>
12361 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
12363 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
12365 * final.c: (leaf_function_p): Fix typo.
12367 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
12369 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
12370 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
12372 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
12373 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
12374 mmap_anon, and valloc is available.
12375 * ggc-page.c: Restructure ifdef logic to match new autoconf
12376 spec. Don't throw away the test page in init_ggc.
12378 * configure, config.in: Regenerate.
12380 2001-01-12 Michael Hayes <mhayes@redhat.com>
12382 * loop.h (total_biv_increment): Constify iv_class pointer.
12383 (struct induction): Replace `mem_mode' with `mem' rtx.
12384 * unroll.c (total_biv_increment): Constify iv_class pointer.
12385 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
12386 (find_mem_givs, combine_givs_p): Likewise.
12387 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
12389 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
12391 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
12393 (__gthread_getspecific): Ditto.
12395 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
12397 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
12398 put_condition_code): Convert fp comparison codes to integer
12400 (ix86_expand_fp_compare): Postnote the fp comparison code converison
12403 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
12404 * i386-protos.h (no_comparison_operator): Kill.
12406 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
12408 * combine.c (REVERSIBLE_CC_MODE): Remove.
12409 (reversible_comparison_p): Remove.
12410 (combine_reversed_comparison_code): New.
12411 (reversed_comparison): New.
12412 (combine_simplify_rtx): Use
12413 combine_reversed_comparison_code/reversed_comparison instead
12414 of reversible_comparison_p.
12415 (simplify_if_then_else): Likewise.
12416 (simplify_set): Likewise.
12417 (simplify_logical): Likewise.
12418 (if_then_else_cond): Likewise.
12419 (known_cond): Likewise.
12420 (simplify_comparison): Likewise.
12422 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
12424 * builtins.c (std_expand_builtin_va_start): Handle varargs when
12425 sizeof (int) is larger than sizeof(__word__).
12427 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12429 * cppinit.c (do_includes): Fix typo.
12431 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12433 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
12434 in S_REGS does not occur because not all sources are possible
12435 when a S_REGS is a destination (sometimes needs a clobber).
12436 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
12437 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
12438 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
12439 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
12440 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
12441 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
12442 (lshrdi_const1, lshrsi3_const16): Likewise.
12443 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
12444 (*movhi_68hc12, *movqi_68hc12): Likewise.
12445 (movstrictqi): Make sure reloading in D_REGS as a destination
12448 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12450 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
12452 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12454 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
12455 -D, -U and -A, and don't initialize the builtins.
12456 (do_includes): Error if -include or -imacros with -fpreprocessed.
12457 * cppmain.c (cb_define, cb_undef): Unconditionally process
12459 * tradcpp.c (main): Fix typo.
12461 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
12463 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
12464 (read_name_map): Use IS_ABSOLUTE_PATH.
12465 * tradcpp.c (get_filename): Likewise.
12467 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12469 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
12470 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
12471 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
12472 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
12473 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
12474 (cmphi_z_used): Don't use '@' for the output.
12475 (tstqi_z_used): Likewise.
12476 (cmpqi_z_used): Likewise.
12477 (one_cmplsi2): Likewise.
12479 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12481 * config/sh/sh.c (barrier_align): Recognize branch around far
12482 branch and redundant insn.
12484 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12486 * invoke.texi: Restore documentation of the drivers' switches -MD
12489 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12491 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
12493 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
12494 check-objc//%): Support parallel testing of multilibs.
12495 (TESTSUITEDIR): Set to testsuite by default, but override for
12497 (check-gcc, check-g++, check-g77, check-objc): Enter
12500 2001-01-11 Bernd Schmidt <bernds@redhat.com>
12502 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
12503 * sched-deps.c (deps_may_trap_p): Likewise.
12504 * basic-block.h: Remove a comment.
12505 * flow.c (PROP_POSTRELOAD): Remove.
12506 (update_life_info): Don't add it to prop_flags.
12507 (mark_set_1): Lose the code that was enabled by it.
12509 2001-01-11 Michael Hayes <mhayes@redhat.com>
12511 * flow.c (flow_call_edges_add): New.
12512 * basic_block.h (flow_call_edges_add): New.
12514 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
12516 * reload1.c (move2add_note_store): Update reg_set_luid even if
12517 base reg remains the same.
12519 2001-01-10 Nick Clifton <nickc@redhat.com>
12521 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
12522 machine_function structure to zero.
12523 Add prototypes for machine_status functions.
12525 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12527 * c-common.h (CTI_VOID_LIST): Remove.
12528 (void_list_node): Likewise.
12529 * tree.h (TI_VOID_LIST_NODE): New enumeral.
12530 (void_list_node): New macro.
12531 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
12532 * config/i386/i386.c (ix86_init_builtins): Likewise.
12533 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
12535 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12537 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
12538 * cppinit.c (cpp_start_read): Update comment, remove unneeded
12540 * tradcpp.c: Include mkdeps.h.
12541 (deps, print_deps_phony_targets, deps_append, output_deps,
12542 init_dependency_output, output_deps): New.
12543 (deps_buffer, deps_allocated_size, deps_size, deps_column,
12544 deps_output): Delete.
12545 (print_deps_missing_files): Rename deps_missing_files.
12546 (inhibit_output): Make global.
12547 (main): Delete inhibit_output, deps_stream, deps_target.
12548 Use mkdeps functionality in the same way as cpplib. Remove
12549 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
12550 -M and -MM. Remove old handling of deps via deps_out, and
12551 old reading of environment variables.
12552 (get_filename): Update to use deps_add_dep.
12554 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12556 * output.h (make_function_rtl): Remove prototype.
12557 (make_decl_rtl): Likewise.
12558 * varasm.c (make_function_rtl): Remove.
12559 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
12560 than from a third parameter.
12561 * tree.h (make_decl_rtl): Remove last parameter.
12562 * c-decl.c (builtin_function): Remove last argument in call to
12563 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
12564 (start_function): Likewise.
12565 * except.c (call_get_eh_context): Likewise.
12566 * expr.c (emit_block_move): Likewise.
12567 (clear_storage): Likewise.
12568 * profile.c (output_func_start_profiler): Likewise.
12569 * toplev.c (rest_of_decl_compilation): Likewise.
12570 * objc/objc-act.c (create_builtin_decl): Likewise.
12571 (synth_module_prologue): Likewise.
12572 (generate_static_reference): Likewise.
12573 (build_selector_reference_decl): Likewise.
12574 (build_class_reference_decl): Likewise.
12575 (build_objc_string_decl): Likewise.
12576 (build_protocol_reference): Likewise.
12578 2001-01-10 Richard Henderson <rth@redhat.com>
12580 * hwint.h: Revert yesterday's change.
12582 2001-01-10 Nick Clifton <nickc@redhat.com>
12584 * function.h (save_machine_status): Delete.
12585 (restore_machine_status): Delete.
12586 Amend comment describing {init|mark|free}_machine_status.
12588 * function.c (save_machine_status): Delete.
12589 (restore_machine_status): Delete.
12590 Amend comment describing {init|mark|free}_machine_status.
12591 (push_function_context_to): Remove invocation of
12592 save_machine_status.
12593 (pop_function_context_from): Remove invocation of
12594 restore_machine_status.
12596 * emit-rtl.c (init_emit_once): Amend comment describing
12597 {init|mark|free}_machine_status.
12599 * tm.texi (Per-Function Data): New node. Describe the
12600 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
12603 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12605 * cppinit.c (OPT_g): Remove.
12606 (cpp_handle_option): Update for removed -g3.
12607 (print_help): Update.
12608 * cpplib.h (struct cpp_options): Remove debug_output.
12609 * cppmain.c (setup_callbacks, cb_define): Update.
12610 * gcc.c (cpp_options): Translate -g3 to -dD.
12612 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
12614 * config/i960/i960.md: Change modifier to + on the zero_extract
12615 pattern after the (rotate -2 reg) canonicalization pattern.
12617 2001-01-10 Richard Henderson <rth@redhat.com>
12619 * config/alpha/alpha.c (alpha_free_machine_status): New.
12620 (override_options): Install it.
12621 (alpha_mark_machine_status): Verify machine non-null.
12622 * config/i386/i386.c (ix86_free_machine_status): New.
12623 (override_options): Install it.
12624 (ix86_init_machine_status): Use xcalloc.
12625 (ix86_mark_machine_status): Verify machine non-null.
12626 * config/ia64/ia64.c (ia64_free_machine_status): New.
12627 (ia64_override_options): Install it.
12628 (ia64_mark_machine_status): Verify machine non-null.
12630 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
12632 * function.c (instantiate_virtual_regs): Instantiate virtual
12633 registers found in CALL_INSN_FUNCTION_USAGE.
12635 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12637 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
12638 equivalent to -ansi in disabling -Di386.
12640 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
12642 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
12644 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
12646 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
12648 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
12650 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12652 * invoke.texi: Document that -fcond-mismatch isn't supported for
12655 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12657 * gcc.texi: Define macro gcctabopt.
12658 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
12659 @command, @env and @option in some places where appropriate. Use
12660 @gcctabopt where appropriate. Put URLs and email addresses inside
12663 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
12665 * gcc.c (cpp_options): Set MD file name from output
12666 filename, if specified.
12667 (suffix_subst): New static variable.
12668 (do_spec): Clear it.
12669 (do_spec_1, case '.'): Handle new `%.suffix' spec.
12671 (give_switch): Handle suffix_subst.
12673 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12675 * invoke.texi: Fix another typo.
12677 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12679 * invoke.texi: Fix typo.
12681 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12683 * c-lang.c (lang_hooks): Update.
12684 (lang_decode_option): Remove.
12685 (lang_init_options): Rename c_init_options.
12686 * toplev.c (main): Use lang_hooks for lang_init_options
12687 and lang_decode_option.
12688 * toplev.h (lang_hooks): Add 2 new hooks.
12689 * tree.h: Remove lang_init_options and lang_decode_option.
12690 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
12691 * cp/decl2.c: Similarly.
12692 * cp/lex.c (lang_init_options): Rename cxx_init_options.
12693 (lang_hooks): Update.
12694 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
12696 (lang_init_options): Rename ffe_init_options.
12697 (lang_hooks): Update.
12698 (lang_decode_option): Remove.
12699 * java/lang.c (lang_init_options): Rename java_init_options.
12700 (lang_decode_option): Rename java_decode_option.
12701 (lang_hooks): Update.
12702 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
12703 (lang_decode_option): Rename objc_decode_option.
12704 (lang_hooks): Update.
12706 2001-01-09 Nick Clifton <nickc@redhat.com>
12708 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
12709 (d30v_return_addr_rtx): Delete.
12710 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
12711 cfun->machine structure.
12712 (struct machine_function): Move to d30v.h
12713 (d30v_save_machine_status): Delete.
12714 (d30v_restore_machine_status): Delete.
12715 (d30v_init_machine_status): New Function.
12716 (d30v_mark_machine_status): New Function.
12717 (d30v_free_machine_status): New Function.
12718 (d30v_init_expanders): Use new functions.
12719 (d30v_return_addr): Use ra_rtx field in cfun->machine.
12720 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
12721 d30v_return_addr_rtx.
12723 * config/d30v/d30v.h (struct_machine): Move here.
12724 Add eh_epilogue_sp_ofs field.
12726 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
12727 field in cfun->machine structure.
12729 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
12731 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
12732 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
12733 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
12735 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
12737 * objc/lang-options.h: Remove bogus reference to
12740 2001-01-09 Kazu Hirata <kazu@hxi.com>
12742 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
12745 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
12747 * reload.c (find_reloads_address): Check for eliminable registers
12748 when substituting a constant expression for a pseudo.
12750 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
12752 * c-common.c (enum format_type): Add format_type_error.
12753 (decode_format_type): New function.
12754 (decl_attributes): Use it.
12755 (format_kind_info): Adjust comment.
12757 2001-01-09 David O'Brien <obrien@BSDi.com>
12759 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
12760 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
12762 * config/i386/gnu.h: Don't include required platform specific .h files,
12763 tm.h will do it instead.
12764 * config/i386/i386elf.h: Likewise.
12765 * config/i386/linux.h: Likewise.
12766 * config/i386/moss.h: Likewise.
12767 * config/mips/gnu.h: Likewise.
12769 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12771 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
12772 (rs6000-ibm-aix3.[01]*): Likewise.
12773 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
12774 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
12775 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
12776 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
12777 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
12778 (powerpc-*-eabiaix*): Likewise.
12779 (powerpc-*-eabisim*): Likewise.
12780 (powerpc-*-elf*): Likewise.
12781 (powerpc-*-eabi*): Likewise.
12782 (powerpc-*-rtems*): Likewise.
12783 (powerpc-*-linux*libc1): Likewise.
12784 (powerpc-*-linux*): Likewise.
12785 (powerpc-wrs-vxworks*): Likewise.
12786 (powerpcle-wrs-vxworks*): Likewise.
12787 (powerpcle-*-sysv*): Likewise.
12788 (powerpcle-*-elf*): Likewise.
12789 (powerpcle-*-eabisim*): Likewise.
12790 (powerpcle-*-eabi*): Likewise.
12791 (powerpcle-*-solaris2*): Likewise.
12792 * config/rs6000/aix31.h: Delete includes.
12793 * config/rs6000/aix3newas.h: Likewise.
12794 * config/rs6000/aix41.h: Likewise.
12795 * config/rs6000/aix43.h: Likewise.
12796 * config/rs6000/beos.h: Likewise.
12797 * config/rs6000/rtems.h: Likewise.
12798 * config/rs6000/sysv4.h: Likewise.
12800 2001-01-09 Kazu Hirata <kazu@hxi.com>
12802 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
12803 Change an argument mode of machine_mode to shift_mode of
12804 shift_mode. Remove an extra error check.
12805 (emit_a_shift): Adopt to the new calling prototype of
12807 (function_prologue): Fix code for a monitor
12808 function. Support H8/S.
12809 (function_epilogue): Do not output pop for a monitor function.
12811 2001-01-09 Nick Clifton <nickc@redhat.com>
12813 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
12814 (setup_incoming_varargs): Use sysv_varargs_p field of the
12815 cfun->machine structure.
12816 (struct machine_function): Move to rs6000.h
12817 (rs6000_save_machine_status): Delete.
12818 (rs6000_restore_machine_status): Delete.
12819 (rs6000_init_machine_status): New Function.
12820 (rs6000_free_machine_status): New Function.
12821 (rs6000_init_expanders): Use new functions.
12823 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
12825 (struct machine_function): Move here.
12827 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
12828 sysv_varargs_p field of the cfun->machine structure.
12830 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
12832 (rs6000_restore_machine_status): Remove prototype.
12834 2001-01-09 Richard Henderson <rth@redhat.com>
12836 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
12837 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
12838 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
12839 (sched_analyze_2, sched_analyze_insn): Likewise.
12840 (sched_analyze, init_deps): Likewise.
12841 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
12842 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
12843 (compute_block_backward_dependences): Update propagate_deps call.
12845 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
12847 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
12849 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12851 * cppinit.c (OPT_MD, OPT_MMD): Restore.
12852 (cpp_handle_option): Handle them.
12853 (cpp_post_options): Ensure one of -M or -MM is specified with
12854 any other -M? option.
12855 (init_dependency_output): Suppress output with -MG.
12857 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12859 * cpp.texi: Update.
12860 * invoke.texi: Update.
12862 2001-01-09 Bernd Schmidt <bernds@redhat.com>
12864 * sh.md (reload_outsf): Generate recognizable patterns for
12867 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12869 * c-lang.c (lang_hooks): Update.
12870 (lang_init): Rename c_init.
12871 (lang_finish): Remove.
12872 * toplev.c (compile_file): Use lang_hooks for lang_init ()
12873 and lang_finish ().
12874 * toplev.h (lang_hooks): Add init () and finish ().
12875 * tree.h (lang_init, lang_finish): Remove.
12876 * cp/tree.h (lang_init, lang_finish): Remove.
12877 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
12878 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
12880 (lang_init, lang_finish): Remove.
12881 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
12882 (lang_hooks): Update.
12883 * java/lang.c (lang_init): Rename java_init.
12884 (lang_finish): Remove.
12885 (lang_hooks): Update.
12886 * objc/objc-act.c (lang_init): Rename objc_init.
12887 (lang_finish): Remove.
12888 (lang_hoooks): Update.
12890 20001-01-09 Graham Stott <grahams@redhat.com>
12892 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
12893 after `ptr` is initialised.
12895 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12897 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
12898 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
12899 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
12900 stack adjusts, instead of r3.
12902 2001-01-09 Michael Hayes <mhayes@redhat.com>
12904 * flow.c (flow_loop_scan): Break out of ...
12905 (flow_loops_find) ... here.
12906 * basic-block.h (flow_loop_scan): New.
12907 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
12908 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
12910 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12912 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
12914 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
12915 realloc()ing macro_buffer.
12917 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
12918 if it's wider than long and the target's long is wider than the
12921 2001-01-09 Mark Mitchell <mark@codesourcery.com>
12923 Remove support for using UWIN as a host machine.
12924 * configure.in: Issue an error message.
12925 * configure: Regenerated.
12926 * config.gcc: Remove xm_* UWIN configury.
12927 * config/i386/xm-uwin.h: Remove.
12929 2001-01-08 Nick Clifton <nickc@redhat.com>
12931 * config/v850/v850.c (ra_rtx): Delete.
12932 (v850_save_machine_status): Delete.
12933 (v850_restore_machine_status): Delete.
12934 (v850_init_machine_status): New function.
12935 (v850_mark_machine_status): New function.
12936 (v850_free_machine_status): New function.
12937 (v850_return_addr): Use ra_rtx field in machine structure.
12938 (v850_init_expanders): Use new functions.
12940 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
12941 * config/v850/v850.c: Change arguments to v850_output+* functions
12942 to take a const char *, to avoid compile time warning.
12943 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
12944 (USER_LABEL_PREFIX): Redefine.
12946 2000-01-08 Jim Wilson <wilson@redhat.com>
12948 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
12949 1 to unsigned HOST_WIDE_INT before left shift.
12951 2001-01-08 Nick Clifton <nickc@redhat.com>
12953 * config/arm/arm.c (arm_mark_machine_status): Check to see if
12954 the machine structure has been allocated.
12955 (arm_free_machine_status): New function: Free the machine
12956 specific function structure.
12958 2001-01-08 Richard Henderson <rth@redhat.com>
12960 * jump.c (simplejump_p): Revert last change.
12962 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
12964 * cppinit.c (init): Rename init_library.
12965 (cpp_create_reader): Update.
12966 * gcc.c (cpp_options): If -o given, use it as the target of
12969 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
12971 * arm.c (arm_arch5e): New variable.
12972 (all_cores): XScale is a 5TE device.
12973 (arm_override_options): Set arm_arch5e.
12974 (arm_init_builtins): __builtin_prefetch is in arch5e.
12975 * arm.h (arm_arch5e): Declare it.
12977 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
12979 * arm.md (define_constants): Add defines for UNSPEC and
12980 UNSPEC_VOLATILE insns. Update all users.
12981 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
12982 * arm.c (multi_register_push, note_invalid_constants)
12983 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
12984 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
12985 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
12987 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
12989 * jump.c (jump_optimize_1): Use reversed_comparison_code
12990 instead of can_reverse_comparison_p.
12991 (jump_back_p): Likewise.
12992 (invert_exp_1): Likewise.
12993 (thread_jumps): Likewise.
12994 * simplify-rtx.c (simplify_unary_operation): Likewise.
12995 (simplify_ternary_operation): Likewise.
12996 * cse.c (find_comparison_args): Convert to use
12997 can_reverse_comparison_p.
12998 (record_jump_equiv): Likewise.
13000 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
13002 * arm.h (HARD_REGNO_RENAME_OK): Delete.
13003 (EPILOGUE_USES): Define.
13004 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
13005 automatically stack the LR if it isn't live.
13007 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
13009 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
13012 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
13014 * ggc-page.c (max_alignment): New structure.
13015 (MAX_ALIGNMENT): New macro.
13016 (init_ggc): Use it to round up the sizes in the
13017 extra_order_size_table.
13019 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13021 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
13024 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13026 * builtins.def (BUILT_IN_FPRINTF): New entry.
13028 * c-common.c (c_expand_builtin_fprintf): New function.
13029 (init_function_format_info): Handle __builtin_fprintf.
13030 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
13031 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
13033 * c-decl.c (duplicate_decls): Adjust comment.
13035 * extend.texi (fprintf): Document new builtin.
13037 2001-01-07 Richard Henderson <rth@redhat.com>
13039 * jump.c (simplejump_p): Recognize any single_set jump
13040 of the proper form.
13042 2001-01-07 Richard Henderson <rth@redhat.com>
13044 * configure.in (slibdir): Accept an --with-slibdir option.
13045 Use "test" not "[" in configure. Default to $(libdir).
13047 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
13049 * config/t-aix43 (SHLIB_INSTALL): Likewise.
13050 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
13051 (SHLIB_LINK): Create links for the soname.
13052 * config/mips/t-iris6: Likewise.
13053 * config/sparc/t-slibgcc: Likewise.
13054 * config/sparc/t-slibgcc-sld: Likewise.
13056 2001-01-07 Jakub Jelinek <jakub@redhat.com>
13058 * config/i386/i386.c (constant_call_address_operand): Accept
13059 (const (plus (symbol_ref) (const_int))).
13060 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
13061 constant_call_address_operand.
13063 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13065 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
13066 and LONG_LONG_TYPE_SIZE > 32.
13068 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13070 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
13071 the previous change.
13073 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
13075 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
13077 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
13078 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
13079 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
13082 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13084 * fix-header.c (read_scan_file): s/pfile/scan_in/.
13086 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13088 * c-lang.c (c_post_options): Call cpp_post_options.
13089 * objc/objc-act.c (objc_post_options): Similarly.
13090 * cppmain.c (main): Similarly.
13091 * fix-header.c (read_scan_file): Similarly.
13092 * cppinit.c (cpp_start_read): Move option consistency checks
13093 to cpp_post_options. Don't call init_dependency_output.
13094 If needed, add default target and main file dependency.
13095 (OPT_MD, OPT_MMD): Remove.
13097 (cpp_handle_option): Update for OPT_* changes.
13098 (cpp_post_options): New.
13099 (init_dependency_output): Command line -MF overrides environment
13100 variables. Don't set default target etc. Suppress output
13101 if dependencies are going to stdout.
13102 (print_help): Update.
13103 * cpplib.h (cpp_post_options): New.
13104 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
13106 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
13108 * jump.c (comparison_dominates_p): Support unordered compares.
13110 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
13112 * simplify-rtx.c (simplify_relational_operation): Always simplify
13113 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
13116 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
13118 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
13119 (nonzero_bits): Likewise.
13120 (simplify_comparison): Likewise.
13121 (num_sign_bit_copies): Likewise; return more sane value depending
13122 on STORE_FLAG_VALUE.
13123 (known_cond): Do not assume EQ to be always true for equivalent
13126 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
13128 * cse.c (fold_rtx): Handle unordered comparisons.
13130 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
13132 * rtlanal.c (set_of_1): New static function.
13133 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
13134 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
13135 reg_set_last_last_regno): Remove.
13136 (set_of): New global function.
13137 (set_of_data): New structure.
13138 (reg_set_p, reg_set_last): Revamp for set_of.
13139 * rtl.h (set_of): New.
13141 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
13143 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
13144 * extend.texi: Document _Exit builtin.
13146 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13148 * (initialize, initialize_builtins,
13149 initialize_dependency_output, initialize_standard_includes):
13150 Rename s/initialize/init. Update.
13151 (init_dependency_output): Move to after
13152 cpp_handle_options, the correct location temporally at least.
13153 (opt_comp): Move next to init (), its caller. Fix prototype.
13154 (init): Make "initialized" local scope.
13155 (cpp_create_reader): Always call init ().
13156 (cpp_start_read): Update.
13157 (output_deps): New function, broken out of cpp_finish.
13158 (cpp_finish): Break out output_deps.
13160 2001-01-07 Richard Henderson <rth@redhat.com>
13162 * collect2.c (COFF specific stuff): Revert 12-06 patch
13163 to prototype system functions.
13165 2001-01-07 Michael Hayes <mhayes@redhat.com>
13167 * hard-reg-set.h: Add multiple include guard.
13168 * basic-block.h (struct loop): Add `sink' field.
13169 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
13170 (emit_iv_add_mult): Delete.
13171 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
13172 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
13173 (unroll_loop): Remove end_insert_before argument.
13174 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
13175 (maybe_eliminate_biv_1): Likewise.
13176 (emit_iv_add_mult): Delete.
13177 (gen_add_mult, loop_regs_update): New.
13178 (loop_insn_emit_after, loop_insn_emit_before): New.
13179 (loop_insn_sink, loop_insn_sink_or_swim): New.
13180 (emit_iv_add_mult): Delete.
13181 (scan_loop): Set loop->sink.
13182 (loop_givs_reduce): Use loop_insn_sink and its ilk.
13183 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
13184 (maybe_eliminate_biv_1): Likewise.
13185 (maybe_eliminate_biv_1): Add basic block argument.
13186 * unroll.c (unroll_loop): Remove end_insert_before argument.
13187 (find_splittable_regs): Likewise.
13188 (find_splittable_regs): Use loop_insn_sink and its ilk.
13189 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
13191 2001-01-07 Michael Hayes <mhayes@redhat.com>
13193 * loop.h (loop_insn_hoist): New prototype.
13194 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
13195 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
13196 (check_dbra_loop, load_mems): Likewise.
13197 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
13198 (find_splittable_givs): Likewise.
13200 2001-01-07 Michael Hayes <mhayes@redhat.com>
13202 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
13204 2001-01-07 Richard Henderson <rth@redhat.com>
13206 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
13208 2001-01-07 Richard Henderson <rth@redhat.com>
13210 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
13211 NO_SHARED_LIBGCC_MULTILIB as required for the target.
13212 * gcc.c (init_spec): Massage the existing libgcc_spec into a
13213 variant that handles a shared libgcc.
13214 (process_command): Always validate -{static,shared}-libgcc.
13215 (do_spec_1): New 'M' case.
13216 * invoke.text (Link Options): Document -{static,shared}-libgcc.
13218 2001-01-07 Richard Henderson <rth@redhat.com>
13220 * Makefile.in (slibdir): New variable.
13221 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
13222 (installdirs): Create slibdir.
13223 (install-libgcc, install-multilib): Defer to libgcc.mk.
13224 * configure.in (slibdir): Substitute.
13225 * mklibgcc.in (install): New target.
13227 * config/t-linux (SHLIB_LINK): Create links for the soname.
13228 (SHLIB_INSTALL): New.
13229 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
13230 * config/mips/t-iris6 (SHLIB_INSTALL): New.
13231 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
13232 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
13233 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
13235 2001-01-07 Richard Henderson <rth@redhat.com>
13237 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
13238 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
13239 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
13241 2001-01-07 Michael Hayes <mhayes@redhat.com>
13243 * loop.c (count_loop_regs_set): Delete.
13244 (load_mems_and_recount_loop_regs_set): Delete.
13245 (loop_regs_scan): Merge common code from count_loop_regs_set,
13246 scan_loop, and load_mems_and_recount_loop_regs_set.
13247 (scan_loop): Call load_mems directly and loop_regs_scan
13248 again if new registers created.
13250 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13252 * toplev.c (main): Call the front-end specific post_options
13253 hook if one is given.
13254 * toplev.h (struct_lang_hooks, lang_hooks): New.
13255 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
13256 for the C front end.
13257 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
13258 lang_hooks for the C++ front end.
13259 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
13260 lang_hooks for the ObjC front end.
13261 * f/com.c (lang_hooks): Hooks for the Fortran front end.
13262 * java/lang.c (lang_hooks): Hooks for the Java front end.
13264 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13266 * c-lex.c (init_c_lex): Request #define / #undef callbacks
13267 for verbose DWARF[2] debugging.
13268 (cb_define, cb_undef): The new callbacks.
13269 * toplev.h (debug_define, debug_undef): Make const correct.
13270 * toplev.c (debug_define, debug_undef): Similarly. Do not
13271 perform the verbosity tests here anymore.
13273 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
13275 * reload.c (subst_reloads): Take INSN argument. When
13276 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
13277 * reload.h (subst_reloads): Adjust prototype.
13278 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
13279 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
13280 present in JUMP_INSNs and copy them to JUMP_LABEL.
13281 * flow.c (find_label_refs, find_basic_blocks_1): Skip
13282 JUMP_INSNs and insns with REG_LABELs that are followed by
13283 JUMP_INSNs with the same REG_LABEL.
13284 * sched-rgn.c (is_cfg_nonregular): Likewise.
13285 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
13287 * unroll.c (unroll_loop): Look for REG_LABEL notes in
13289 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
13291 2001-01-06 Richard Henderson <rth@redhat.com>
13293 * loop.c (scan_loop): Use xcalloc for the regs array.
13294 (load_mems_and_recount_loop_regs_set): Zero the new memory
13295 received from xrealloc.
13297 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
13299 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
13301 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
13303 * integrate.c (copy_rtx_and_substitute): When copying
13304 an ignored return value, strip REG_FUNCTION_VALUE_P.
13306 2001-01-06 Michael Hayes <mhayes@redhat.com>
13308 * loop.c (debug_biv, debug_giv): New.
13309 (loop_biv_dump): Break out from ...
13310 (record_biv): ... here.
13311 (loop_giv_dump): Break out from ...
13312 (record_giv): ... here.
13313 (loop_bivs_check): Use print_simple_rtl.
13314 * unroll.c (loop_iterations): Use print_simple_rtl.
13316 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
13318 * pa.md (return, return_internal): Modify patterns to prevent regrename
13319 mucking with the return pointer.
13321 2001-01-05 Richard Henderson <rth@redhat.com>
13323 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
13325 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
13327 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
13328 version supplied by Matteo Frigo.
13330 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13332 * cpp.texi: Update for -MQ.
13333 * cppinit.c (cpp_create_reader): Always create pfile->deps.
13334 (cpp_cleanup): Always free pfile->deps.
13335 (initialize_dependency_output): Don't create pfile->deps.
13336 (cpp_handle_option): Similarly.
13338 * gcc.c (cpp_options): Handle -MQ.
13339 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
13340 * mkdeps.c (base_name): Remove.
13341 (deps_init): Don't allocate vector space until it's needed.
13342 (deps_free): Only free vectors if allocated.
13343 (deps_add_target, deps_add_dep): Update for initial allocation.
13344 (deps_add_default_target): Don't strip to the base_name.
13346 2001-01-05 DJ Delorie <dj@redhat.com>
13348 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
13349 (INIT_EXPANDERS): Define.
13351 * config/v850/v850.c (struct machine_function): Define.
13352 (v850_save_machine_status): New function.
13353 (v850_restore_machine_status): New function.
13354 (v850_return_addr): New function.
13355 (v850_init_expanders): New function.
13357 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
13358 and v850_init_expanders.
13360 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13362 * cpplib.h (struct cpp_reader): Add help_only field.
13363 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
13364 (cpp_handle_option): Set pfile->help_only if we see -h,
13365 --help, -target-help, or --version. Print version string but
13366 do not set help_only if we see -v or -version. Make text
13367 printed by -v match that printed by (-)-version.
13369 * cppmain.c (main): Exit after option parsing if
13370 pfile->help_only is true.
13372 * toplev.c (independent_decode_option): Call print_version,
13373 then exit, if we see --version (but not -version).
13374 (print_version): Split lengthy message into two lines.
13376 2001-01-05 Nick Clifton <nickc@redhat.com>
13378 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
13379 temporary string for initialisation before calling ggc_alloc_string.
13381 2001-01-06 Michael Hayes <mhayes@redhat.com>
13383 * rtl.h (print_simple_rtl): New.
13384 * print-rtl.c (print_simple_rtl): New.
13385 (flag_simple): New.
13386 (print_rtx): Disable printing of flags and modes, etc.,
13387 if `flag_simple` nonzero.
13389 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13391 * function.c (fixup_var_refs): Use push_to_full_sequence where
13394 2001-01-05 Michael Meissner <meissner@redhat.com>
13396 * flags.h (flag_reorder_blocks): Add declaration.
13397 (flag_rename_block): Ditto.
13399 2001-01-05 DJ Delorie <dj@redhat.com>
13401 * function.c (reorder_blocks): Make sure the flags are all reset
13402 before using them to mark blocks, else a second invocation will
13403 corrupt the block chain.
13404 (reorder_blocks_0): New, resets the flags.
13406 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
13408 * cse.c (find_comparison_args): Stop if the argument is known to
13411 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13413 * config/sh/sh.md (movdf): When splitting load into pair of
13414 registers, don't clobber the register used in the address too
13417 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
13419 * varasm.c (mark_constant_pool): Improve initial comments.
13420 (mark_constants): Move marking of constants to mark_constant.
13421 (mark_constant): New function to recursively mark all constants
13422 referred to by a constant.
13424 2001-01-05 Catherine Moore <clm@redhat.com>
13426 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
13428 2001-01-05 Phil Edwards <pme@sources.redhat.com>
13430 * cp/lang-options.h: Bring comment in line with reality.
13431 * f/lang-options.h: Likewise.
13432 * java/lang-options.h: Likewise.
13433 * objc/lang-options.h: Likewise.
13434 * ch/lang-options.h: Likewise.
13435 * f/g77.texi: And update the manual.
13437 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
13438 Denis Chertykov <denisc@overta.ru>
13440 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
13441 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
13442 * config/avr/avr.md (all peepholes that request a scratch register):
13443 Call it, FAIL the peephole if not safe (in interrupt functions).
13445 2001-01-05 Mark Mitchell <mark@codesourcery.com>
13447 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
13449 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
13451 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
13453 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
13454 BUILT_IN_CREAL and BUILT_IN_CIMAG.
13455 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
13456 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
13457 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
13459 * extend.texi: Document these builtins.
13461 2001-01-05 Daniel Berlin <dberlin@redhat.com>
13463 * c-common.c (lang_get_alias_set): Say we know nothing of
13464 VECTOR_TYPE aliasing.
13466 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
13468 2001-01-05 Bruce Korb <bkorb@gnu.org>
13470 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
13471 their x* equivalent versions for atexit-less systems
13472 * fixinc/fixincl.c(main): do not return from main() on atexit-less
13473 systems (or any other system any more).
13475 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
13477 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
13478 output operands. Use arm_hard_register_operand for operand 4.
13479 (stmsi_postinc): Similarly.
13480 (ldmsi): Use arm_hard_register_operand for opernand 2.
13481 (stmsi): Similarly.
13482 * arm.c (arm_hard_register_operand): New function.
13483 * arm-protos.h (arm_hard_register_operand): Prototype it.
13485 * arm.h (HARD_REGNO_RENAME_OK): Define.
13487 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
13489 * simplify-rtx.c (cfc_args): add "unordered" field.
13490 (check_fold_consts): Set unordered field.
13491 (simplify_relational_operation): Simplify the unordered
13494 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
13497 * emit-rtl.c (try_split): Fix code to mark labels.
13498 * jump.c (mark_jump_label): Make global.
13499 * rtl.h (mark_jump_label): Declare.
13501 * predict.c (estimate_probability): Handle unordred comparisons.
13503 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13505 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
13506 * cppinit.c (initialize_dependency_output): Update.
13507 (cpp_finish): Output dummy targets for -MP.
13509 (cpp_handle_option): Handle -MP. Don't quote -MT options.
13510 * cpplib.h (struct cpp_options): Add deps_phony_targets.
13511 * gcc.c (cpp_options): Update to handle -MP.
13512 * mkdeps.c (deps_add_target, deps_add_default_target): Update
13513 to quote only the default target.
13514 (deps_phony_targets): Insert a preceding newline. Rename from
13515 deps_dummy_targets for consistency.
13518 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13520 * calls.c (emit_library_call_value_1): Support
13521 INIT_CUMULATIVE_LIBCALL_ARGS.
13522 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
13524 2001-01-04 Richard Henderson <rth@redhat.com>
13526 * c-decl.c (finish_struct): Detect flexible array members
13527 used in an inappropriate context.
13528 * c-typeck.c (really_start_incremental_init): Special case
13529 constructor_max_index for zero length arrays.
13530 (pop_init_level): Allow initialization of flexible array
13531 members. Deprecate initialization of zero length arrays.
13532 Don't issue missing initializer warning for flexible array
13533 members or zero length arrays.
13534 (process_init_element): Don't dereference null DECL_SIZE.
13535 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
13536 Don't abort for empty constructors. Use size_binop
13537 (output_constructor): Add commentary regarding zero length
13538 array futures. Abort if we try to initialize an array of
13539 unspecified length with a non-empty constructor in the middle
13542 * extend.texi (Zero Length): Update and clarify documentation
13543 on static initialization.
13545 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13547 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
13548 with more than 32767 words of local storage.
13550 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13552 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
13553 for 'abs', 'labs', and 'fabs'.
13554 (c4x_expand_builtin): Likewise.
13555 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
13557 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13559 * config/sh/sh.md (prget, prset): New insn types.
13560 (return delay slot): Dont' allow prset.
13561 (call, sfunc delay slot): Don't allow prget.
13562 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
13563 for prset and prget.
13565 2001-01-05 Michael Hayes <mhayes@redhat.com>
13567 * loop.h (struct loop_reg): New.
13568 (struct loop_regs): Change to use array of `struct loop_reg'.
13569 * loop.c: Replace assortment of varrays with single regs array.
13570 (count_one_set): Delete may_not_move array argument
13571 and use regs array instead. All caller's changed.
13572 (count_loop_regs_set): Delete may_not_move and single_usage
13573 arguments and use regs array instead. All caller's changed.
13574 (find_single_use_in_loop): Replace usage array argument with pointer
13575 to regs structure. All caller's changed.
13576 (loop_optimize): Delete `moved_once' array.
13578 2001-01-05 Michael Hayes <mhayes@redhat.com>
13580 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
13581 Use it instead of loop_info->has_call for scanning loop mems.
13582 (check_dbra_loop): Replace loop_info->has_call test with
13583 loop_info->has_nonconst_call.
13585 2000-01-04 Matthew Hiller <hiller@redhat.com>
13587 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
13590 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13592 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
13593 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
13595 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13597 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
13598 (flag_short_double, flag_short_wchar): Define.
13599 (c_common_nodes_and_builtins): Create many tree nodes shared
13600 between C and C++ here instead of in cp/decl.c and ...
13601 * c-decl.c (init_decl_processing): ... here.
13602 (SIZE_TYPE, WCHAR_TYPE): Don't define.
13603 (flag_short_double, flag_short_wchar): Don't define.
13604 (record_builtin_type): New function.
13605 (build_void_list_node): New function.
13606 * c-common.h (flag_short_double, flag_short_wchar,
13607 record_builtin_type, build_void_list_node): Declare.
13609 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
13611 * integrate.c (expand_inline_function): Don't put a virtual
13612 register into the reg map.
13614 * function.c (fixup_var_refs_1): If force_operand didn't put
13615 the address into the target, move it there.
13617 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13619 Special-case tree_decl/tree_list allocations.
13620 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
13621 (OBJECT_SIZE): New macro.
13622 (NUM_EXTRA_ORDER): Likewise.
13623 (extra_order_size_table): New variable.
13624 (NUM_ORDERS): New macro.
13625 (objects_per_page_table): New variable.
13626 (object_size_table): New variable.
13627 (G.pages): Use NUM_ORDERS to bound the array.
13628 (G.page_tails): Likewise.
13629 (DIV_ROUND_UP): Remove.
13630 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
13631 (alloc_page): Use OBJECT_SIZE.
13632 (size_lookup): Don't make it const.
13633 (ggc_alloc): Use OBJECT_SIZE.
13634 (ggc_set_mark): Likewise.
13635 (ggc_get_size): Likewise.
13636 (init_ggc): Set up the object_size_table, objects_per_page_table,
13637 and adjust size_lookup.
13638 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
13639 (ggc_pop_context): Use NUM_ORDERS.
13640 (clear_marks): Likewise.
13641 (sweep_pages): Likewise.
13642 (poison_pages): Likewise.
13643 (ggc_print_statistics): Use OBJECT_SIZE.
13645 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13647 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
13648 Only call array_size_for_constructor if last field and array type
13649 with no upper bound.
13651 2001-01-04 Philip Blundell <philb@gnu.org>
13653 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
13654 from bit 31 downwards, if this requires no more insns.
13655 (count_insns_for_constant): New helper function for above.
13657 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
13659 * gencodes.c (output_predicate_decls): Remove empty initializer.
13661 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13663 * tree.c (copy_node): Remove documentation about obstacks.
13664 (buidl1): Check that nobody tries to build 2-argument nodes this
13667 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13669 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
13672 * gencodes.c (output_predicate_decls): Fill empty initializer
13675 2001-01-04 Jakub Jelinek <jakub@redhat.com>
13677 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
13678 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
13680 (do_include): Handle missing headers like cpp0.
13681 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
13682 paths with first include pathname. Don't strcat to uninitialized
13685 2001-01-04 Bernd Schmidt <bernds@redhat.com>
13687 * regrename.c (regrename_optimize): Don't rename from frame pointer
13688 if frame_pointer_needed.
13689 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
13690 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
13691 (ia64_reorg): Use it instead of scheduling if ! optimize.
13692 (errata_emit_nops): Properly call asm_noperands.
13693 (ia64_sched_reorder): Finish cycle if we see an asm.
13694 (ia64_variable_issue): Clear scheduling state after asms.
13696 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
13698 * cpp.texi: Update for -MT.
13699 * cppinit.c (initialize_dependency_output): Add a default
13700 target if none has been given already.
13701 (no_tgt, OPT_MT): New.
13702 (cpp_handle_option): Handle -MT. Update -M etc.
13703 * cpplib.h (struct cpp_options): Remove deps_target.
13704 * gcc.c (cpp_options): Handle -MT.
13705 * mkdeps.c (struct deps): Move from mkdeps.h.
13706 (deps_calc_target): Rename deps_add_default_target. Add a
13707 default target if none has been specified already.
13708 * mkdeps.h (struct deps): Move to mkdeps.c.
13709 (deps_calc_target): Rename deps_add_default_target.
13711 2000-01-03 Richard Henderson <rth@redhat.com>
13713 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
13715 * c-typeck.c (push_init_level): Move checks for flexible array
13716 members and zero length arrays ...
13717 (pop_init_level): ... here. Silently discard empty initializations.
13719 * varasm.c (output_constructor): Update for sizeof change to
13720 zero-length arrays.
13722 * extend.texi (Zero Length): Clarify semantics.
13724 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13726 * configure.in (tm.h): Include isns-codes.h last.
13727 * configure: Rebuilt.
13729 2001-01-03 Richard Henderson <rth@redhat.com>
13731 * config/alpha/alpha.md (addvsi3, addvdi3): New.
13732 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
13734 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13736 * tradcpp.c (main): Make sure finclude() is called with a valid
13737 indepth value while handling -include.
13739 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13741 * gencodes.c (output_predicate_decls): New function.
13743 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
13744 even if it is not the first time machmode.h is #included.
13745 * config/sh/sh.c (fpul_operand): Declare MODE argument.
13746 * tm.texi (PREDICATE_CODES): Document predicate declarations.
13747 * gcc.texi (Copyright): Added 2001.
13749 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13751 * c-common.c (c_common_lang_init): New function. Warn if format
13752 warning options which only have effects when used with -Wformat
13753 are used without -Wformat.
13754 * c-common.h (c_common_lang_init): Declare.
13755 * c-lang.c (lang_init): Call c_common_lang_init.
13756 * objc/objc-act.c (lang_init): Call c_common_lang_init.
13758 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13760 * configure.in: Check for the mktemp command.
13761 * configure: Regenerate.
13762 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
13763 $TEMP. Create temporary files with mktemp, if available at
13764 configure time; otherwise use set -C. Remove temporary files
13767 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13769 * configure.in: Require at least texinfo 4.0. Check for whether
13770 Pod::Man is sufficiently recent to regenerate GCC manpages.
13771 * configure: Regenerate.
13772 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
13774 (GENERATED_MANPAGES): Define.
13775 (generated-manpages): New target. Depend on cpp.1 as well as
13777 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
13778 configure to generated-manpages or empty) rather than on the
13779 manpages directly. Remove execute permission from installed
13780 gcov.1 as well as cpp.1.
13781 * cpp.1, gcov.1: Regenerate.
13783 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13785 * builtins.c (expand_builtin_strncmp): Use host_integerp and
13786 tree_low_cst. Allow using cmpstrsi in more cases.
13788 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13790 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
13793 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
13795 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
13796 * Makefile.in (HOST_CFLAGS): Mention build-make.
13798 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13800 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
13803 2001-01-01 Bernd Schmidt <bernds@redhat.com>
13805 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
13808 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
13811 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
13812 reg_base_value and reg_known_value arrays.
13813 (init_alias_analysis): Add more cases to detect known values.
13814 * sched-deps.c (deps_may_trap_p): New function.
13815 (sched_analyze_2): Use it.
13817 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13819 * combine.c (simplify_shift_const): Even if we're sign-extracting,
13820 don't discard an ASHIFTRT if we're shifting in a wider mode.
13822 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
13824 * toplev.c (rest_of_compilation): Don't print basic block information
13825 when CFG isn't up to date.
13827 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
13829 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
13830 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
13831 (UNALIGNED_SHORT_ASM_OP): Define.
13832 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
13834 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13836 * fold-const.c (fold_convert): Fix typo.
13838 2001-01-02 Richard Henderson <rth@redhat.com>
13840 * c-common.h (ASM_INPUT_P): New.
13841 * c-parse.in (asm): Set it when needed.
13842 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
13843 existance of an operand.
13845 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
13847 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
13848 (dwarf2out_frame_debug_expr): Likewise.
13849 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
13851 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
13853 * i386.c (ix86_split_to_parts): Return number of part required;
13855 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
13857 (ix86_split_long_move): Use number of part returned
13858 by ix86_split_to_parts
13859 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
13861 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
13862 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
13863 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
13864 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
13865 (ALIGN_MODE_128): Add TFmode.
13866 (IS_STACK_MODE): Likewise.
13867 (HARD_REGNO_NREGS): TFmode needs 3 registers.
13868 (HARD_REGNO_OK): Support TFmodes.
13869 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
13870 * i386.md (scheduler definitions): Use memory operand to determine
13871 fst/fld instructions; use mode attribute to determine real mode of
13873 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
13874 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
13876 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13878 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
13880 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13882 * expr.c (store_constructor_field): Update ALIGN before calling
13885 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13887 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
13890 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13892 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
13895 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13897 * c-decl.c (start_function): Don't warn on third parameter to main.
13899 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13901 * tsystem.h: Define HAVE_DECL_GETOPT.
13903 2001-01-02 Philip Blundell <pb@futuretv.com>
13905 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
13908 2001-01-02 Richard Henderson <rth@redhat.com>
13910 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
13912 2001-01-02 Andreas Jaeger <aj@suse.de>
13914 * c-decl.c (c_decode_option): Remove support of
13915 -Wmissing-noreturn.
13917 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
13918 (W_options): Add -Wmissing-noreturn here.
13920 * flow.c: Define lang_missing_noreturn_ok_p.
13921 (check_function_return_warnings): Use it.
13923 * c-common.h: Declare lang_missing_noreturn_ok_p.
13925 * c-lang.c (c_missing_noreturn_ok_p): New function.
13926 (lang_init): Set lang_missing_noreturn_ok_p.
13928 * invoke.texi (Warning Options): Document this.
13930 2000-12-27 Phil Edwards <pme@sources.redhat.com>
13932 * extend.texi (C++ Extensions): New node for C++ attributes;
13933 describe init_priority and com_interface.
13934 * invoke.texi: Remove -finit-priority as it now has zero effect.
13935 * install.texi: Fix xref syntax.
13936 * md.texi: Likewise.
13938 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13940 * config.gcc (sparc64-wrs-vxworks*): New case.
13941 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
13943 * config/sparc/sparc.c (sparc_override_options): Do support different
13944 pointer and architecture size.
13945 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
13946 (POINTERS_EXTEND_UNSIGNED): Define.
13947 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
13948 (FUNCTION_MODE): Define to be Pmode.
13949 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
13951 * function.c (expand_function_end): Properly handle DECL_RESULT
13952 and copy when ptr_mode != Pmode.
13953 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
13955 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13957 * c-common.c (c_common_nodes_and_builtins): Set prototype
13958 parameters for __builtin_fputs, __builtin_fputc and
13959 __builtin_fwrite. Don't declare plain fputc as a builtin.
13961 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
13963 * loop.c (add_label_notes): Increment the label usage count when
13964 a note is added to an insn which refers to a CODE_LABEL.
13965 * gcse.c (add_label_notes): Likewise.
13967 2001-01-01 Andreas Jaeger <aj@suse.de>
13969 * loop.c (scan_loop): Use xmalloc to allocate movables.
13971 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
13973 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
13974 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
13975 * reload1.c (REGISTER_MOVE_COST): Likewise.
13976 * regclass.c (REGISTER_MOVE_COST): Likewise.
13977 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
13978 dimension. Adjust all users.
13979 (init_reg_sets_1): Iterate on all modes.
13980 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
13981 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
13982 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
13983 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
13984 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
13985 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
13986 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
13987 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
13988 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
13989 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
13990 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
13991 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
13992 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
13993 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
13994 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
13995 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
13996 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
13997 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
13998 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
13999 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
14000 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
14001 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
14002 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
14003 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
14004 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
14005 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
14006 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
14008 2001-01-01 Bernd Schmidt <bernds@redhat.com>
14010 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
14011 arg VARIES_P. Call it with extra arg.
14012 (true_dependence): Likewise.
14013 * rtl.h (rtx_addr_can_trap_p): Declare.
14014 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
14016 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
14017 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
14018 pic offset table register if it's zero. All callers changed.
14019 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
14021 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14023 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
14024 STRING_POOL_ADDRESS_P.
14026 * config/sparc/sparc.c (input_operand): Properly test for short op.
14028 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
14029 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
14030 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
14031 * config/sparc/elf.h: No longer include sol2.h.
14032 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
14033 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
14035 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
14037 2001-01-01 Michael Hayes <mhayes@redhat.com>
14039 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
14040 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
14041 (record_initial): Likewise.
14042 * unroll.c (copy_loop_body, loop_iterations): Likewise.
14043 (remap_split_bivs): Likewise.
14045 2001-01-01 Michael Hayes <mhayes@redhat.com>
14047 * loop.c (loop_ivs_free): New function.
14048 (strength_reduce): Break out from...
14050 2001-01-01 Michael Hayes <mhayes@redhat.com>
14052 * loop.h (struct iv): New.
14053 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
14054 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
14055 'reg_biv_class' fields with 'regs' and 'n_regs'.
14056 (struct ivs): Rename 'loop_iv_list' field to 'list'.
14057 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
14058 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
14060 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
14062 * resource.c (mark_referenced_resources): Abort() before
14063 attempting to mark a pseudo register.
14064 (mark_set_resources): Likewise.
14066 2001-01-01 Michael Hayes <mhayes@redhat.com>
14068 * loop.h (REG_IV_CLASS): New accessor macro.
14069 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
14070 * unroll.c (REG_IV_CLASS): Likewise.
14072 See ChangeLog.4 for earlier changes.