1 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
3 * toplev.c (decode_f_option): Adjust setting.
4 (toplev_main): Call diagnostic_initialize. Remove call to
5 reshape_diagnostic_buffer._
7 * diagnostic.h (struct output_buffer): Add new field format_decoder.
8 (diagnostic_format_decoder): New macro.
9 (diagnostic_prefixing_rule): Likewise.
10 (diagnostic_line_cutoff): Likewise.
11 (set_message_prefixing_rule): Remove.
13 * diagnostic.c (lang_printer): Remove.
14 (diagnostic_message_length_per_line): Likewise.
15 (current_prefixing_rule): Likewise.
16 (initialize_diagnostics): Rename to...
17 (diagnostic_initialize): ...this. Tweak.
18 (default_initialize_buffer): Remove.
19 (reshape_diagnostic_buffer): Likewise.
20 (init_output_buffer): Adjust prefixing rule setting.
21 (output_format): Use format_decoder from the output_buffer.
23 * c-lang.c (c_init): Adjust tree formatter setting.
25 2001-06-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27 * config/i386/sol2.h (CPP_SPEC): Pass -P for .S files.
29 2001-06-26 Neil Booth <neil@daikokuya.demon.co.uk>
31 * Makefile.in (TARGET_H, TARGET_DEF_H): New.
32 (c-decl.o, tree.o, c-typeck.o, $(out_object_file)): Update.
33 * c-decl.c (duplicate_decls): Use function pointer.
34 * c-typeck.c (common_type): Similarly.
35 * tree.c (valid_machine_attribute): Similarly.
36 (merge_machine_type_attributes): Rename merge_type_attributes.
37 (merge_machine_decl_attributes): Rename merge_decl_attributes.
38 (merge_dllimport_decl_attributes): New function.
39 * tree.h (merge_machine_type_attributes): Rename merge_type_attributes.
40 (merge_machine_decl_attributes): Rename merge_decl_attributes.
41 (merge_dllimport_decl_attributes): New prototype.
46 * doc/gcc.texi, doc/tm.texi: Update documentation.
48 cp: Make-lang.in: Update dependencies.
49 * spew.c: Include target.h.
50 (duplicate_decls): Call target function.
51 * decl2.c: include target.h
52 (import_export_class): Use existence of target function pointer.
53 * typeck.c: Include target.h.
54 (qualify_type_recursive): Rename variable. Call target function.
55 (type_after_usual_arithmetic_conversions): Similarly.
56 (common_type): Similarly.
58 config: * 1750a/1750a.c, a29k/29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
59 avr/avr.c, c4x/c4x.c, clipper/clipper.c, convex/convex.c,
60 d30v/d30v.c, dsp16xx/dsp16xx.c, elxsi/elxsi.c, fr30/fr30.c,
61 i370/i370.c, i386/i386.c, i860/i860.c, i960/i960.c, ia64/ia64.c,
62 m32r/m32r.c, m68hc11/m68hc11.c, m68k/m68k.c, m88k/m88k.c,
63 mips/mips.c, mn10200/mn10200.c, mn10300/mn10300.c, ns32k/ns32k.c,
64 pa/pa.c, pdp11/pdp11.c, pj/pj.c, romp/romp.c, rs6000/rs6000.c,
65 sh/sh.c, sparc/sparc.c, v850/v850.c, vax/vax.c, we32k/we32k.c)
66 : Include target.h and target-def.h. Define target.
68 * arc/arc-protos.h (arc_valid_machine_decl_attribute): Remove.
69 * arc/arc.c (arc_valid_machine_decl_attribute): Rename
70 arc_valid_decl_attribute, make static.
71 * arc/arc.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
72 * arm/arm-protos.h (arm_valid_machine_decl_attribute,
73 arm_valid_type_attribute_p, arm_pe_valid_machine_decl_attribute,
74 arm_pe_merge_machine_decl_attributes): Remove.
75 * arm/arm.c (arm_valid_machine_decl_attribute_p): Rename
76 arm_valid_decl_attribute_p, make static.
77 (arm_pe_valid_decl_attribute_p): Move from pe.c.
78 * arm/pe.c (arm_pe_valid_machine_decl_attribute_p): Move to arm.c.
79 (arm_pe_merge_machine_decl_attributes): Move to tree.c.
80 * arm/arm.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
81 * arm/coff.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
82 * arm/elf.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
83 * arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): New.
84 (VALID_MACHINE_TYPE_ATTRIBUTE, VALID_MACHINE_DECL_ATTRIBUTE): Remove.
85 * avr/avr-protos.h (valid_machine_type_attribute,
86 valid_machine_decl_attribute): Remove.
87 * avr/avr.c (valid_machine_type_attribute,
88 valid_machine_decl_attribute): Rename and make static.
89 * avr/avr.h (VALID_MACHINE_TYPE_ATTRIBUTE,
90 VALID_MACHINE_DECL_ATTRIBUTE): Remove.
91 * c4x/c4x-protos.h (c4x_valid_type_attribute_p): Remove.
92 * c4x/c4x.c (c4x_valid_type_attribute_p): Make static.
93 * c4x/c4x.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
94 * d30v/d30v.h: Remove obsolete comments.
95 * h8300/h8300-protos.h (h8300_valid_machine_decl_attribute): Remove.
96 * h8300/h8300.c (h8300_valid_machine_decl_attribute): Rename, make
98 * h8300/h8300.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
99 * i386/cygwin.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
100 (i386_pe_merge_decl_attributes, MERGE_MACHINE_DECL_ATTRIBUTES,
101 i386_pe_valid_type_attributes_p): Remove.
102 * i386/i386-protos.h (ix86_valid_decl_attribute_p,
103 ix86_valid_type_attribute_p): Remove.
104 * i386/i386.c (ix86_valid_decl_attribute_p): Remove.
105 (ix86_valid_type_attribute_p): Make static.
106 * i386/i386.h (VALID_MACHINE_DECL_ATTRIBUTE,
107 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
108 * i386/winnt.c (i386_pe_merge_decl_attributes): Move to tree.c.
109 * ia64/ia64-protos.h (ia64_valid_type_attribute): Remove.
110 * ia64/ia64.c (ia64_valid_type_attribute): Make static.
111 * ia64/ia64.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
112 * m32r/m32r-protos.h (m32r_valid_machine_decl_attribute): Remove.
113 * m32r/m32r.c (m32r_valid_decl_attribute): Make static.
114 * m32r/m32r.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
115 * m68hc11/m68hc11-protos.h (m68hc11_valid_decl_attribute_p,
116 m68hc11_valid_type_attribute_p): Remove.
117 * m68hc11/m68hc11.c (m68hc11_valid_decl_attribute_p): Remove.
118 (m68hc11_valid_type_attribute_p): Make static.
119 * m68hc11/m68hc11.h (VALID_MACHINE_DECL_ATTRIBUTE,
120 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
121 * mcore/mcore-protos.h (mcore_valid_machine_decl_attribute,
122 mcore_merge_machine_decl_attribute): Remove.
123 * mcore/mcore.c (mcore_valid_machine_decl_attribute): Rename,
125 (mcore_merge_machine_decl_attributes): Move to tree.c.
126 * mcore/mcore.h (VALID_MACHINE_DECL_ATTRIBUTE,
127 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
128 (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
129 * ns32k/ns32k-protos.h (ns32k_valid_decl_attribute_p,
130 ns32k_valid_type_attribute_p): Remove.
131 * ns32k/ns32k.c (ns32k_valid_decl_attribute_p): Remove.
132 (ns32k_valid_type_attribute_p): Make static.
133 * ns32k/ns32k.h (VALID_MACHINE_DECL_ATTRIBUTE,
134 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
135 * rs6000/rs6000-protos.h (rs6000_valid_decl_attribute_p,
136 rs6000_valid_type_attribute_p): Remove.
137 * rs6000/rs6000.c (rs6000_valid_decl_attribute_p): Remove.
138 (rs6000_valid_type_attribute_p): Make static.
139 * rs6000/rs6000.h (VALID_MACHINE_DECL_ATTRIBUTE,
140 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
141 * sh/sh-protos.h (sh_valid_machine_decl_attribute): Remove.
142 * sh/sh.c (sh_valid_machine_decl_attribute): Rename, make static.
143 * sh/sh.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
144 * v850/v850-protos.h (v850_valid_machine_decl_attribute): Remove.
145 * v850/v850.c (v850_valid_machine_decl_attribute): Rename, make static.
146 * v850/v850.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
148 2001-06-26 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
150 * glimits.h (USHRT_MAX): Use unsigned suffix if int can not hold
153 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
155 * diagnostic.h (struct diagnostic_context): Add new field.
156 (lang_diagnostic_starter, lang_diagnostic_finalizer): Remove
158 (global_dc): Declare.
159 * diagnostic.c (global_diagnostic_context): New variable.
160 (global_output_buffer): Remove.
162 (lang_diagnostic_starter, lang_diagnostic_finalizer): Remove
164 (initialize_diagnostics): Adjust initialization.
165 (set_diagnostic_context): Adjust setting.
167 2001-06-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
169 * config/mips/iris5.h (UNALIGNED_INT_ASM_OP,
170 UNALIGNED_SHORT_ASM_OP): Define.
171 * config/mips/iris6.h (UNALIGNED_INT_ASM_OP,
172 UNALIGNED_SHORT_ASM_OP): Undef.
174 Tue Jun 26 12:40:12 CEST 2001 Jan Hubicka <jh@suse.cz>
176 * i386.md (float_truncate splitter, and to mov splitters): Add
177 reload_completed; fix operand predicate.
179 * haifa-sched.c (sched_init): Do not split insns.
180 * toplev.c (rest_of_compilation): Call split_all_insns before
181 sched1 pass; simplify condition of post-reload splitter;
182 call split_all_insn before sched2 pass.
184 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
186 * diagnostic.h (diagnostic_prefixing_rule_t): New enum type.
187 (set_message_prefixing_rule): Adjust prototype.
188 * diagnostic.c (current_prefixing_rule): Adjust type.
190 2001-06-26 Neil Booth <neil@daikokuya.demon.co.uk>
192 * defaults.h: Default escape sequences to ASCII.
193 * config/i370/i370.h: Adjust for ASCII default.
194 * config/1750a/1750a.h: Remove escape sequence definitions.
195 * config/a29k/a29k.h: Similarly.
196 * config/alpha/alpha.h: Similarly.
197 * config/arc/arc.h: Similarly.
198 * config/arm/arm.h: Similarly.
199 * config/avr/avr.h: Similarly.
200 * config/c4x/c4x.h: Similarly.
201 * config/clipper/clipper.h: Similarly.
202 * config/convex/convex.h: Similarly.
203 * config/d30v/d30v.h: Similarly.
204 * config/dsp16xx/dsp16xx.h: Similarly.
205 * config/elxsi/elxsi.h: Similarly.
206 * config/fr30/fr30.h: Similarly.
207 * config/h8300/h8300.h: Similarly.
208 * config/i386/i386.h: Similarly.
209 * config/i860/i860.h: Similarly.
210 * config/i960/i960.h: Similarly.
211 * config/ia64/ia64.h: Similarly.
212 * config/m32r/m32r.h: Similarly.
213 * config/m68hc11/m68hc11.h: Similarly.
214 * config/m68k/m68k.h: Similarly.
215 * config/m88k/m88k.h: Similarly.
216 * config/mcore/mcore.h: Similarly.
217 * config/mips/mips.h: Similarly.
218 * config/mn10200/mn10200.h: Similarly.
219 * config/mn10300/mn10300.h: Similarly.
220 * config/ns32k/ns32k.h: Similarly.
221 * config/pa/pa.h: Similarly.
222 * config/pdp11/pdp11.h: Similarly.
223 * config/pj/pj.h: Similarly.
224 * config/romp/romp.h: Similarly.
225 * config/rs6000/rs6000.h: Similarly.
226 * config/sh/sh.h: Similarly.
227 * config/sparc/sparc.h: Similarly.
228 * config/v850/v850.h: Similarly.
229 * config/vax/vax.h: Similarly.
230 * config/we32k/we32k.h: Similarly.
231 * doc/tm.texi: Update documentation.
233 2001-06-26 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
235 * diagnostic.c (digit_buffer): Remove as global. Move to...
236 * diagnostic.h (struct output_buffer): ... here.
237 * diagnostic.c (output_formatted_integer): Adjust use of digit_buffer.
239 2001-06-25 Steve Ellcey <sje@cup.hp.com>
241 * config.gcc (ia64*-*-hpux*): Add ia64/hpux_longdouble.h to tm_file.
242 Define tmake_file to include ia64/t-hpux.
243 * real.c (INTEL_EXTENDED_IEEE_FORMAT): Test for value instead of
244 testing to see if it is defined.
245 * real.h (INTEL_EXTENDED_IEEE_FORMAT): Likewise. Default to 0 if
247 * config/ia64/hpux_longdouble.h: New.
248 * config/ia64/ia64.c (hfa_element_mode): Add comment about incorrect
249 handling of long doubles.
250 (ia64_function_arg, ia64_function_value): Add checks for TFmode
251 and INTEL_EXTENDED_IEEE_FORMAT.
252 * config/ia64/ia64.h (INTEL_EXTENDED_IEEE_FORMAT): Define to one.
253 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, LIBCALL_VALUE): Add checks for
254 TFmode and INTEL_EXTENDED_IEEE_FORMAT.
255 * config/ia64/ia64.md (all TFmode patterns): Test
256 INTEL_EXTENDED_IEEE_FORMAT in condition.
257 (floatdidf2, floatdisf2): New, for !INTEL_EXTENDED_IEEE_FORMAT.
258 * config/ia64/quadlib.c: New.
259 * config/ia64/t-hpux: New.
260 * config/i386/i386.h (INTEL_EXTENDED_IEEE_FORMAT): Define to one.
262 2001-06-25 Jim Wilson <wilson@redhat.com>
264 * config/i960/t-960bare (i960-c.o): Add missing header dependencies.
265 * config/i960/t-vxworks960: Likewise.
267 2001-06-25 Dale Johannesen <dalej@apple.com>
269 * bitmap.c (bitmap_last_bit_set): Fix a non-c89 usage (null actual
272 Mon Jun 25 11:10:51 CEST 2001 Jan Hubicka <jh@suse.cz>
274 * i386.md (movsi_insv_1, movsi_insv_1_rex64): Fix constraints.
276 2001-06-25 Joseph S. Myers <jsm28@cam.ac.uk>
278 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
279 doc/gcc.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
280 doc/md.texi, doc/rtl.texi, doc/tm.texi: Be more consistent about
281 the use of "GCC" and related terms.
282 * doc/gcc.1, doc/gcov.1: Regenerate.
284 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
286 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
287 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Remove
290 Sun Jun 24 21:21:49 CEST 2001 Jan Hubicka <jh@suse.cz>
292 * (movsi_insv_1, movsi_insv_1_rex64): Allow immediate operand.
294 2001-06-24 Richard Henderson <rth@redhat.com>
296 * builtins.c (expand_builtin_expect_jump): Disable if the
297 expression can't be re-evaluated.
299 2001-06-24 Nick Clifton <nickc@cambridge.redhat.com>
301 * config/arm/arm.c (arm_compute_save_reg_mask): For FIQ interrupt
302 handlers examine register r0-r7, for other interrupt handlers
303 examine r0-r12. If the interrupt handler is not a leaf function
304 save all call clobbered registers.
305 (arm_output_epilogue): If the prologue has pushed the IP register,
307 (Arm_expand_prologue): For interrupt functions that need the frame
308 pointer, push the IP register before it is corrupted.
310 * config/arm/arm.h (ARM_SIGN_EXTEND): Fix compile time warnings
311 about the use of signed and unsigned quantities in a conditional.
313 2001-06-23 Richard Henderson <rth@redhat.com>
315 * config/alpha/crtfastmath.c: New file.
316 * config/alpha/t-crtfm: New file.
317 * config/alpha/elf.h (ENDFILE_SPEC): Use crtfastmath.o.
318 * config/alpha/osf.h (ENDFILE_SPEC): Likewise.
319 * config/alpha/t-crtbe (EXTRA_PARTS): Add pieces defined here.
320 * config.gcc (alpha-{linux,freebsd,netbsd,osf}): Use alpha/t-crtfm;
321 do not set extra_parts here.
323 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
325 * doc/install-old.texi: Remove more documentation of configure
327 * doc/install.texi: Add it here.
329 Sat Jun 23 19:40:05 CEST 2001 Jan Hubicka <jh@suse.cz>
331 * i386-protos.h (emit_i387_cw_initialization): Declare.
332 * i386.md (movsi_insv_1): Remove '*'.
333 (fix_trunc?f?i2): Revamp to use control word parameters.
334 (fix_trunc?i_1): Likewise; update splitters.
335 (fix splitter): Remove.
336 * i386.c (MAX_386_STACK_LOCALS): set to 3.
337 (emit_i387_cw_initialization): New function.
338 (output_fix_trunc): Do not initialize control word;
339 kill dead code; simplify.
341 2001-06-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
343 * cppmacro.c (make_string_token): Avoid warning.
344 (cpp_macro_definition): Prepend the macro name. Update
346 * cppmain.c (cb_define, dump_macro): Update for changes
347 to cpp_macro_definition.
349 Sat Jun 23 10:20:03 CEST 2001 Jan Hubicka <jh@suse.cz>
351 * flow.c (attempt_auto_inc, try_pre_increment_1): Fix typo.
353 Sat Jun 23 01:23:59 CEST 2001 Jan Hubicka <jh@suse.cz>
355 * flow.c (mark_set_1, attempt_auto_inc, mark_used_reg,
356 try_pre_increment_1): compute REG_FREQ using bb->frequency.
358 * regclass.c (loop_cost): Kill.
359 (frequency): New global variable.
360 (record_operand_costs): Replace loop_cost by frequency.
361 (scan_one_insn): Likewise.
362 (regclass): Likewise; set frequency according to bb->frequency.
364 * flow.c (split_edge): Set frequency.
366 Sat Jun 23 01:16:42 CEST 2001 Jan Hubicka <jh@suse.cz>
368 * predict.c (block_info_def): Add nvisited.
369 (propagate_freq): Count nvisited; re-queue delayed blocks; handle
372 * flow.c (dump_edge_info): Dump the probability of edge.
373 (combine_predictions_for_insn): Dump the basic block.
375 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
377 * doc/gcc.texi: Update documentation of source files of C
380 2001-06-22 Richard Henderson <rth@redhat.com>
382 * doc/invoke.texi (-funsafe-math-optimizations): Document its
383 possible effects at link time.
385 2001-06-22 Diego Novillo <dnovillo@redhat.com>
387 * basic-block.h (dump_edge_info): Declare.
388 (clear_edges): Declare.
389 (mark_critical_edges): Declare.
390 * flow.c (dump_edge_info): Remove static declaration.
391 (clear_edges): Ditto.
392 (mark_critical_edges): Ditto.
393 (free_basic_block_vars): Only clear edges and free basic block
394 array if basic_block_info is not NULL.
395 * ssa.c (compute_dominance_frontiers): Remove static declaration.
396 * ssa.h (compute_dominance_frontiers): Declare.
398 2001-06-22 Toshiyasu Morita (toshiyasu.morita@hsa.hitachi.com)
400 * predict.c: (expected_value_to_br_prob): Check for const_true_rtx
401 instead of const1_rtx for true case.
403 2001-06-22 David Mosberger <davidm@hpl.hp.com>
405 * config/ia64/crtfastmath.c: New file.
406 * config/ia64/t-ia64 (EXTRA_PARTS): Include it.
407 * config/ia64/linux.h (ENDFILE_SPEC): New.
409 2001-06-22 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
411 * config/h8300/h8300.c (asm_file_start): Remove reference to
414 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
416 * c-common.c (verify_tree): Check for x being NULL.
417 * doc/c-tree.texi: Document COMPOUND_BODY of an empty
421 2001-06-22 DJ Delorie <dj@redhat.com>
423 * config/arm/arm.h (struct machine_function): Remove ra_rtx.
424 * config/arm/arm.c (arm_mark_machine_status): Remove ra_rtx.
425 (arm_return_addr): Use get_hard_reg_initial_val et al.
426 * config/d30v/d30v.h (struct machine_function): Remove ra_rtx.
427 * config/d30v/d30v.c (d30v_mark_machine_status): Remove ra_rtx.
428 (d30v_return_addr): Use get_hard_reg_initial_val et al.
429 * config/rs6000/rs6000.h (struct machine_function): Remove ra_rtx.
430 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
432 (rs6000_mark_machine_status): Remove.
433 (rs6000_return_addr): Use get_hard_reg_initial_val.
434 (rs6000_ra_ever_killed): Use has_hard_reg_initial_val.
435 * config/v850/v850.h (INIT_EXPANDERS): Delete.
436 * config/v850/v850.c (struct machine_function): Delete.
437 (v850_init_machine_status): Delete.
438 (v850_mark_machine_status): Delete.
439 (v850_free_machine_status): Delete.
440 (v850_return_addr): Use get_hard_reg_initial_val.
441 (v850_init_expanders): Delete.
443 Fri Jun 22 19:20:59 CEST 2001 Jan Hubicka <jh@suse.cz>
445 * predict.c (estimate_bb_frequencies): Do not handle conditional
446 jumps jumping to fallthru basic block as conditional jumps.
448 Fri Jun 22 19:11:28 CEST 2001 Jan Hubicka <jh@suse.cz>
450 * regs.h (struct reg_info_def): Add freq field.
451 (REG_N_REFS): Update comment.
453 * regclass.c (scan_one_insn): Update REG_FREQ.
454 * flow.c (mark_set_1): Update REG_FREQ, make REG_N_SETS unweighted.
455 (attempt_auto_inc): Likewise.
456 (mark_used_reg): Likewise.
457 (try_pre_increment_1): Likewise.
458 * local-alloc.c (struct qty): Add freq field.
459 (alloc_qty): Set freq.
460 (update_equiv_regs): Set REG_FREQ.
461 (QTY_CMP_PRI): Use freq.
462 (combine_regs): Update qty->freq.
463 * global.c (struct allocno): Update comment for n_refs;
465 (local_reg_freq): New array.
466 (global_alloc): Update freq field;
467 allocate and initialize local_reg_freq.
468 (allocno_compare): Use freq field.
469 (find_reg): Likewise.
470 * reload1.c (count_pseudo): Use freq isntead of n_refs.
471 (count_spilled_pseudo): Likewise.
473 * tm.texi (GCOV_TYPE_SIZE): Document.
474 * basic-block.h (gcov_type): Define.
475 (struct edge_def): Use gcov_type for count field.
476 (struct basic_block_def): Likewise.
477 * defaults.h (GCOV_TYPE_SIZE): Define.
478 * final.c (end_final): Use GCOV_TYPE_SIZE.
479 * flow.c (dump_edge_info, dump_flow_info, dump_bb): Print count fields
480 using HOST_WIDEST_INT_PRINT_DEC.
481 * gcov-io.h (__fetch_gcov_type, __store_gcov_type, __read_gcov_type,
482 __write_gcov_type): New.
483 (store_long): Remove.
484 * gcov.c (gcov_type): Set default.
485 (struct adj_list): Use gcov_type for arc_count.
486 (bb_info): Use gcov_type for succ_count, pred_count and exec_count.
487 (create_program_flow_graph): Read arc_count properly.
488 (solve_program_flow_graph): 'total' is gcov_type.
489 (output_data): Line_counts is gcov_type, print it properly.
490 * libgcc2.c (struct bb): Counts is gcov_type.
491 (__bb_exit_func): Use __read_gcov_type and __write_gcov_type.
492 * profile.c (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set default.
493 (GCOV_TYPE_SIZE): Define.
494 (struct bb_info): succ_count and pred_count is gcov_type.
495 (compute_branch_probabilities): Use __read_gcov_type,
496 print read edges to the dump file.
497 (total): Is gcov_type.
498 (gen_edge_profiler): Use GCOV_TYPE_SIZE.
500 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
502 * optabs.c (emit_libcall_block): When using non-call exceptions,
503 don't mark libcalls never throwing.
505 2001-06-21 Stan Shebs <shebs@apple.com>
507 * objc/objc-act.c (hash_init): Use xcalloc.
509 2001-06-21 Richard Henderson <rth@redhat.com>
511 * flow.c (entry_exit_blocks): Initialize frequency.
512 (split_block): Copy it.
513 (dump_flow_info): Dump it.
515 Thu Jun 21 22:15:10 2001 J"orn Rennecke <amylaar@redhat.com>
517 * sh.c (barrier_align): Also recognize branch-around-a-jump-sequence
518 from machine-depedent_reorg for purposes of alignment supression
519 when no delay slot insn has been added.
521 2001-06-21 Neil Booth <neil@cat.daikokuya.demon.co.uk>
523 * cppmacro.c (make_string_token): Null terminate.
525 2001-06-21 DJ Delorie <dj@redhat.com>
527 * config/alpha/alpha.h (struct machine_function): Remove.
528 * config/alpha/alpha.c (integrate.h): Include.
529 (override_options): Don't set up machine_status hooks.
530 (alpha_init_machine_status): Remove.
531 (alpha_mark_machine_status): Remove.
532 (alpha_free_machine_status): Remove.
533 (alpha_return_addr): Use get_hard_reg_initial_val.
534 (alpha_gp_save_rtx): Likewise.
535 (alpha_ra_ever_killed): Use has_hard_reg_initial_val.
537 2001-06-20 Aldy Hernandez <aldyh@redhat.com>
539 * config/sh/sh.md (interrupt_function): Use
540 current_function_interrupt.
541 (define_delay): Schedule in delay slot if TARGET_SH3, even if it is
542 an interrupt function.
544 * config/sh/sh.h (current_function_interrupt): Define extern.
546 * config/sh/sh.c (current_function_interrupt): New global.
547 (sh_expand_prologue): Set current_function_interrupt.
549 2001-06-21 Phil Edwards <pme@sources.redhat.com>
551 * doc/install.texi: Add 'c' to list of --enable-languages choices.
553 2001-06-21 DJ Delorie <dj@redhat.com>
555 * integrate.c (mark_hard_reg_initial_vals): Check for NULL.
557 * integrate.c (ggc.h): Include.
558 (initial_value_pair, initial_value_struct,
559 setup_initial_hard_reg_value_integration): Add prototypes.
560 (expand_inline_function): Call
561 setup_initial_hard_reg_value_integration.
562 (has_func_hard_reg_initial_val, get_func_hard_reg_initial_val,
563 get_hard_reg_initial_val, has_hard_reg_initial_val): New functions
564 to keep track of values present at the start of a function.
565 (mark_hard_reg_initial_vals): New, for gc.
566 (setup_initial_hard_reg_value_integration): New. Sets up pseudo
567 mappings for initial values.
568 (emit_initial_value_sets): New. Emits code to set initial value
570 * integrate.h: Add prototypes for new functions.
571 * function.h (struct function): Add hard_reg_initial_vals field.
572 * function.c (integrate.h): Include.
573 (mark_function_status): Call
574 mark_hard_reg_initial_vals.
575 * toplev.c (integrate.h): Include.
576 (rest_of_compilation): Call emit_initial_value_sets.
578 2001-06-21 Stan Shebs <shebs@apple.com>
580 * doc/contrib.texi, doc/cpp.texi, doc/cppinternals.texi,
581 doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/invoke.texi,
582 doc/objc.texi, doc/tm.texi: Use the correct name "Objective-C"
583 everywhere instead of "Objective C".
585 2001-06-21 Joseph S. Myers <jsm28@cam.ac.uk>
587 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
588 doc/gcc.texi, doc/install-old.texi, doc/install.texi,
589 doc/invoke.texi, doc/rtl.texi: Consistently use "front end" and
590 "back end" as nouns and "front-end" and "back-end" as adjectives.
592 Wed Jun 20 21:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
594 * predict.c (estimate_probability): Fix loop bounds.
596 Wed Jun 20 19:10:48 CEST 2001 Jan Hubicka <jh@suse.cz>
598 * toplev.c (rest_of_compilation): Run mark_constant_function
601 Wed Jun 20 19:08:18 CEST 2001 Jan Hubicka <jh@suse.cz>
603 * predict.c (estimate_loops_at_level, propagate_freq
604 estimate_bb_frequencies, count_to_freqs): New functions.
605 (estimate_probability): Call estimate_bb_frequencies.
606 * basic-block.h (basic_block_def): Add field "freq".
607 (BB_FREQ_MAX): New constant.
609 Wed Jun 20 17:02:50 2001 J"orn Rennecke <amylaar@redhat.com>
611 * sh.c (barrier_align): Don't ask for alignment when seeing a
612 branch-around-a-jump from machine_dependent_reorg.
614 Wed Jun 20 08:35:02 2001 Jeffrey A Law (law@cygnus.com)
616 * ssa.c (rename_block): Update parameter to remove_phi_alternative
617 (convert_from_ssa): Do create REG_DEAD and REG_UNUSED notes when
618 re-running life analysis.
620 2001-06-20 Stan Shebs <shebs@apple.com>
622 * objc/objc-act.c (hash_init): Assume xmalloc always succeeds,
623 also use memset to clear the hash tables.
624 (hash_enter): Assume xmalloc always succeeds.
625 (hash_add_attr): Ditto.
626 (continue_class): Ditto.
628 2001-06-20 Michael Meissner <meissner@redhat.com>
630 * builtins.c (predict.h): Include.
631 (expand_builtin_expect): Update comment.
632 (expand_builtin_expect_jump): New function to expand
633 __builtin_expect inside of a conditional jump expansion.
635 * expr.c (do_jump): Special case __builtin_expect (<test>, 0) and
636 __builtin_expect (<test>, 1).
638 * Makefile.in (builtins.o): Depend on $(PREDICT_H).
640 * rtl.h (expand_builtin_expect_jump): Add prototype.
642 2001-06-19 Geoffrey Keating <geoffk@redhat.com>
644 * doc/rtl.texi (Machine Modes): Correct description of
645 floating-point modes on machines with non-8-bit bytes.
647 2001-06-19 Bernd Schmidt <bernds@redhat.com>
649 * regmove.c (optimize_reg_copy_3): Do nothing if previous insn
650 carries a REG_EQUIV note. If it carries REG_EQUAL, delete the
653 Tue Jun 19 07:53:52 2001 Jeffrey A Law (law@cygnus.com)
655 * ssa.c (remove_phi_alternative): Remove declaration. No longer
656 static. Second argument is a pointer to a basic block structure,
657 not a basic block index.
658 (convert_to_ssa): Do not remove dead code.
659 (convert_from_ssa): Do not remove dead code to create death notes.
660 * ssa.h (remove_phi_alternative): Declare.
662 * flow.c (delete_unreachable_blocks): Fix patch error in
663 previous change (call to find_unreachable_blocks was lost).
665 * ssa.c (ssa_uses): Remove definition.
666 (apply_delayed_renames): Don't grow ssa_uses.
667 (rename_block): Remove comment related to ssa_uses.
668 (rename_registers): Do not initialize ssa_uses.
669 (convert_from_ssa): Do not free ssa_uses.
671 * ssa-dce.c: Renamed from dce.c.
672 * Makefile.in (OBJS): Replace dce.o with ssa-dce.o
673 (dependencies): Replace dce.c with ssa-dce.c and dce.o with
676 2001-06-19 Eric Christopher <echristo@redhat.com>
678 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode
679 and DFmode are UNITS_PER_WORD and 2*UNITS_PER_WORD. Use
680 GET_MODE_BITSIZE instead of GET_MODE_SIZE/UNITS_PER_WORD.
682 Tue Jun 19 01:52:27 2001 J"orn Rennecke <amylaar@redhat.com>
684 * sh.c (output_branch): Delete bogus code.
686 * sh.c (initial_elimination_offset):
687 Fix FROM == RETURN_ADDRESS_POINTER_REGNUM case.
689 Mon Jun 18 12:50:49 2001 Jeffrey A Law (law@cygnus.com)
691 * flow.c (find_unreachable_blocks): New function.
692 (delete_unreachable_blocks): Use find_unreachable_blocks.
693 * basic-block.h (find_unreachable_blocks): Declare.
695 * dce.c (eliminate_dead_code): Fix formatting glitch.
697 2001-06-18 Jason Merrill <jason_merrill@redhat.com>
699 * c-common.h (RETURN_NULLIFIED_P): New macro.
700 * c-semantics.c (genrtl_return_stmt): Check it.
702 * expr.c (clear_storage): Set TREE_NOTHROW on the decl for memset.
703 (emit_block_move): Likewise.
705 Mon Jun 18 17:27:24 CEST 2001 Jan Hubicka <jh@suse.cz>
707 * unroll.c: Include predict.h.
708 (unroll_loop): Drop prediction notes on preconditioning.
709 * predict.def (PRED_LOOP_PRECONDITIONG, PRED_LOOP_CONDITION):
710 New; add comments on the others.
711 * Makefile.in: (unroll.o): Add dependancy on predict.h.
712 * loop.c (strength_reduce): Fix branch prediction.
714 Mon Jun 18 17:26:56 CEST 2001 Jan Hubicka <jh@suse.cz>
716 * stmt.c (emit_case_nodes): Optimize test whether index is in given
719 Mon Jun 18 15:43:10 CEST 2001 Jan Hubicka <jh@suse.cz>
721 * predict.c (estimate_probability): Do not bail out early
722 when note is present.
723 (combine_predictions_for_insn): Fix note removal code.
725 2001-06-18 Ben Elliston <bje@redhat.com>
727 * except.c (resolve_fixup_regions): Initialise "cleanup".
729 2001-06-17 Neil Booth <neil@daikokuya.demon.co.uk>
731 * tm.texi: Document STDC_0_IN_SYSTEM_HEADERS.
733 Sat Jun 16 20:20:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
735 * expr.c (expand_expr, case ADDR_EXPR): If taking address of SAVE_EXPR,
736 use put_var_into_stack.
738 2001-06-16 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
740 * gccspec.c (lang_specific_driver): If compiling ObjC, add
741 -shared-libgcc when necessary.
742 * Makefile.in (gccspec.o): Compile with DRIVER_DEFINES.
744 2001-06-16 Daniel Berlin <dan@cgsoftware.com>
746 * bitmap.h: Add dump_bitmap, bitmap_zero, bitmap_union_of_diffs,
747 bitmap_a_or_b, bitmap_a_and_b, bitmap_first_set_bit,
748 bitmap_last_set_bit. All for compatibility with sbitmap's.
750 *bitmap.c (bitmap_zero): New function.
751 (bitmap_union_of_diffs): New function.
752 (bitmap_first_set_bit): New function.
753 (bitmap_last_set_bit): New function.
755 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
757 * cpp.texi, invoke.texi: Update.
758 * cpp.1, gcc.1: Regenerate.
760 Sat Jun 16 12:45:20 CEST 2001 Jan Hubicka <jh@suse.cz>
762 * i386.md (minsf): Fix splitter. (PR fortran/3191)
764 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
766 * doc/cpp.texi: Update.
767 * doc/cpp.1: Regenerate.
769 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
771 * doc/install.texi: Use correct markup hints.
773 Fri Jun 15 18:05:22 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
775 * function.c (gen_mem_addressof): Handle case where DECL is SAVE_EXPR.
777 * explow.c (expr_size): If DECL and size specified, use it.
779 2001-06-15 Zack Weinberg <zackw@stanford.edu>
781 * doc/cpp.texi: Formatting corrections.
782 Correct buggy example of use of __GNUC__ etc.
783 Clarify $ in identifiers.
784 * doc/cpp.1: Regenerate.
786 Fri Jun 15 19:35:38 CEST 2001 Jan Hubicka <jh@suse.cz>
788 * optabs.c (expand_twoval_binop): Avoid undefined behaviour.
790 2001-06-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
792 * doc/install.texi (Specific, alpha*-*-*): Fixed Tru64 UNIX
794 (Specific, alpha-*-osf1): Renamed to alpha*-*-osf*.
795 Added Tru64 UNIX V5.1 bootstrap hints.
796 (Specific, alpha*-*-osf*): Removed old section, obsolete.
798 2001-06-15 Andreas Jaeger <aj@suse.de>
800 * doc/install.texi (Specific): Mention that glibc cannot be
801 compiled with GCC 3.0.
803 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
805 * combine.c (nonzero_bits): Don't optimize away division by
808 2001-06-15 Zack Weinberg <zackw@stanford.edu>
810 * doc/cpp.texi: Revised and brought up to date.
811 * doc/cpp.1: Regenerate.
813 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
815 * doc/install.texi: Update --enable-threads to match reality.
817 2001-06-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
819 * doc/install.texi: Update for C4x.
820 * README.C4X: Remove.
822 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
824 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
825 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
826 doc/objc.texi, doc/rtl.texi, doc/tm.texi: Fix spelling and typos.
827 Consistently use "built-in" and "bit-field". Minor logical markup
829 * doc/gcc.1: Regenerate.
831 2001-06-14 Richard Henderson <rth@redhat.com>
833 * config/mips/mips.md (exception_receiver): New.
835 2001-06-14 Daniel J. Berlin <dan@cgsoftware.com>
837 * doc/gcc.texi: Update passes documentation to be more in tune
840 Thu Jun 14 15:38:28 CEST 2001 Jan Hubicka <jh@suse.cz>
842 * i386.c (ix86_expand_prologue): Fix merging conflict.
844 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
846 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
847 doc/gcc.texi, doc/gcov.texi, doc/install-old.texi,
848 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Use more
849 logical markup. Use TeX quotes and dashes. Use @dots{} and
850 @minus{}. Avoid spaces inside @var. Update last modification
852 * doc/gcc.1, doc/gcov.1: Regenerate.
854 Thu Jun 14 12:44:15 CEST 2001 Jan Hubicka <jh@suse.cz>
856 * i386.c (x86_accumulate_outgoing_args, x86_prologue_using_move,
857 x86_epilogue_using_move): New global variables.
858 (override_options): Enable ACCUMULATE_OUTGOING_ARGS if preferred.
859 (ix86_emit_save_regs_using_mov): New static function.
860 (ix86_expand_prologue, ix86_expand_epilogue): Use moves if preferred.
861 * i386.h (MASK_MMX, MASK_SSE, MASK_SSE2, MASK_128BIT_LONG_DOUBLE,
862 MASK_MIX_SSE_I387): Renumber.
863 (MASK_NO_ACCUMULATE_OUTGOING_ARGS): New.
864 (x86_accumulate_outgoing_args, x86_prologue_using_move,
865 x86_epilogue_using_move): Declare.
866 (TARGET_PROLOGUE_USING_MOVE, TARGET_EPILOGUE_USING_MOVE): New.
868 2001-06-13 John David Anglin <dave@hiauly1.hia.nrc.ca>
870 * inclhack.def (hpux10_cpp_pow_inline): New hack.
872 2001-06-13 Richard Henderson <rth@redhat.com>
874 * ifcvt.c (dead_or_predicable): Fix return value last patch.
876 2001-06-13 Mark Mitchell <mark@codesourcery.com>
880 2001-06-13 Richard Henderson <rth@redhat.com>
882 * ifcvt.c (cond_exec_get_condition): Use reversed_comparison_code.
883 (cond_exec_process_if_block, dead_or_predicable): Likewise.
885 2001-06-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
887 * mips-tfile.c (copy_object): Always pass indexNil for symbol
890 2001-06-13 Kazu Hirata <kazu@hxi.com>
892 * config/h8300/h8300.h (OK_FOR_T): Remove.
893 (EXTRA_CONSTRAINT): Do not use OK_FOR_T.
894 * config/h8300/h8300.md: Remove alternatives involving inc and dec
895 in the helper patterns for addhi3 and addsi3.
897 2001-06-13 Phil Edwards <pme@sources.redhat.com>
899 * doc/contrib.texi: Link to libstdc++'s thanks.html for now.
901 2001-06-13 Zack Weinberg <zackw@stanford.edu>
903 * Makefile.in: Move _bb and __gcc_bcmp to LIB2FUNCS_ST.
904 * libgcc-std.ver: Take out __bb* and __gcc_bcmp.
906 * config/t-slibgcc-elf-ver, config/t-slibgcc-sld,
907 config/alpha/t-osf4, config/mips/t-iris6: Extract all
908 references to @shlib_map_file@, @shlib_objs@, or
909 @shlib_base_name@ to Makefile variables.
910 Bump soname version of libgcc to 1.
912 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
914 * doc/install.texi: Use more logical markup. Include @node
915 commands in the source when generating any non-HTML.
917 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
919 * README: Remove. Some of the contents moved to ../README.
921 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
923 * doc/install.texi (--enable-shared): List package names
926 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
928 * doc/install.texi (ix86-*-solaris*): Removed, outdated.
929 (*-*-solaris*): Document problem in /bin/sh that affects
930 configuring libraries.
931 (sparc-*-solaris*): Recommend GNU binutils 2.11.1 or vendor tools.
932 (*-sun-solaris2.8): Document linker problem that explains why
933 libjava is disabled by default.
935 2001-06-09 Mark Mitchell <mark@codesourcery.com>
938 * toplev.c (rest_of_compilation): Remove dead code before
941 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
944 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
945 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
946 * configure: Rebuilt.
948 2001-06-12 Jim Wilson <wilson@redhat.com>
950 * loop.c (strength_reduce): Move bl->all_reduced set before
951 check_ext_dependant_givs call.
952 (check_ext_dependant_givs): Clear bl->all_reduced when ignoring givs.
954 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
956 * doc/extend.texi (Function Attributes): Document SH's sp_switch
959 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
961 * doc/invoke.texi: Use more logical markup. Use TeX quotes,
964 2001-06-12 Richard Henderson <rth@redhat.com>
966 * config/i386/i386.c (ix86_expand_prologue): Always use
967 gen_pro_epilogue_adjust_stack; update arguments.
968 (ix86_expand_epilogue): Likewise.
969 (ix86_emit_epilogue_esp_adjustment): Remove.
970 (ix86_adjust_cost): Remove pro_epilogue_adjust_stack hack.
971 * config/i386/i386.md (pro_epilogue_adjust_stack): Use a BLKmode
972 clobber of scratch memory instead of a modification of EBP as the
973 barrier. Update all peepholes to match.
975 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
977 * doc/gcc.texi: Change the font used for @def... commands to a
979 * doc/extend.texi: Use more logical markup. Use "built-in"
980 instead of "builtin". Use @deftypefn to mark up built-in
981 functions; specify their types in the @deftypefn and not in the
982 descriptive text. Use TeX quotes and dashes. Add more index
985 2001-06-12 lars brinkhoff <lars@nocrew.org>
987 * gcc.texi (HOST_BITS_PER_LONGLONG): Document.
988 (DIR_SEPARATOR_2): Likewise.
990 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
992 * doc/install.texi (--exec-prefix, --bindir, --libdir,
993 --with-slibdir, --infodir, --mandir, --with-cpp-install-dir):
995 (--enable-cpp): Change to document --disable-cpp instead; update
996 to reflect current default.
997 (--without-fast-fixincludes): Remove documentation.
998 (Final install): Document installation directories in more
999 detail. Document use of make dvi.
1001 Tue Jun 12 19:01:43 CEST 2001 Jan Hubicka <jh@suse.cz>
1003 * recog.c (validate_replace_rtx_1): Fix previous patch.
1005 Tue Jun 12 17:25:39 CEST 2001 Jan Hubicka <jh@suse.cz>
1007 * recog.c (validate_replace_rtx_1): Do plus_constant call always.
1009 Tue Jun 12 17:24:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1011 * simplify-rtx.c (simplify_subreg): Allow volatile memory
1012 to be subregged in case we don't have move instruction.
1014 Tue Jun 12 12:20:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1016 * loop.c: Include predict.h
1017 (strength_reduce): Drop branch prediction note in case
1018 number of iterations is known.
1019 * predict.def (PRED_LOOP_ITERATIONS): new.
1020 * Makefile.in (loop.o): Add dependancy on predict.h
1022 2001-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1024 * c-decl.c (grokdeclarator): Use INTEGRAL_TYPE_P.
1026 * c-typeck.c (c_start_case): Likewise.
1028 2001-06-12 Mark Mitchell <mark@codesourcery.com>
1030 * expr.c (store_field): Don't set MEM_ALIAS_SET for a field
1031 in a structure at a variable address.
1033 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1035 * doc/gcov.texi: Use more logical markup.
1037 2001-06-11 Mark Mitchell <mark@codesourcery.com>
1039 * unroll.c (initial_reg_note_copy): Use PUT_REG_NOTE_KIND and
1040 REG_NOTE_KIND, not PUT_MODE and GET_MODE.
1041 (final_reg_note_copy): Remove REG_WAS_0 notes that are no longer
1044 2001-06-11 Stan Shebs <shebs@apple.com>
1046 * darwin.h (ASM_FILE_END): Remove decl of language_string.
1048 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1050 * config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
1051 as an early clobber to make sure it is not used by reload in
1052 one of the operands.
1054 2001-06-11 Mark Mitchell <mark@codesourcery.com>
1056 * doc/c-tree.texi: Update information about flag_honor_std.
1057 * doc/install.texi: Note that binutils is required on HPUX 11.
1058 * doc/invoke.texi (-fhonor-std): Note that -fno-honor-std is
1061 * config/mips/abi64.h (RETURN_IN_MEMORY): Fix handling of
1062 variable-sized types.
1064 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1066 * doc/md.texi: Use TeX dashes and quotes.
1068 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1070 * doc/rtl.texi: Reference manual chapter about trees.
1072 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1074 * config/mips/iris6.h (NO_BUILTIN_WINT_TYPE): Define.
1075 (WINT_TYPE): Override.
1076 (WINT_TYPE_SIZE): Likewise.
1077 (SUBTARGET_CPP_SIZE_SPEC): Define __WINT_TYPE__ as appropriate.
1079 * config/sparc/sol2.h (WINT_TYPE): Define.
1080 (WINT_TYPE_SIZE): Likewise.
1082 * config/sparc/sol2-sld-64.h (NO_BUILTIN_WINT_TYPE): Define.
1083 (WINT_TYPE): Override.
1084 (WINT_TYPE_SIZE): Likewise.
1085 (CPP_ARCH32_SPEC): Add __WINT_TYPE__ definition.
1086 (CPP_ARCH64_SPEC): Likewise.
1088 2001-06-11 Richard Henderson <rth@redhat.com>
1090 * unwind-dw2-fde.c (__deregister_frame_info): Don't play games
1091 with alias attribute.
1093 * config/linux.h (CPLUSPLUS_CPP_SPEC): Use %(cpp) not $(cpp_cpu).
1094 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): Likewise.
1096 2001-06-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1098 * config/rs6000/linux.h (CPLUSPLUS_CPP_SPEC): New.
1100 2001-06-11 Stan Shebs <shebs@apple.com>
1102 * darwin.c (darwin_encode_section_info): Rewrite to simplify
1103 and fix coding mistakes.
1105 2001-06-11 Nick Clifton <nickc@cambridge.redhat.com>
1107 * config/m32r/m32r.md (movstrsi_internal): Do not expect a
1108 return string from m32r_output_block_move.
1109 * config/m32r/m32r-protos.h: Make m32r_output_block_move a
1111 * config/m32r/m32r.h (INT32_P): Rename to UNIT32_P and remove
1113 (ROUND_ADVANCE): Remove signed/unsigned conflict.
1114 * config/m32r/m32r.c: Declare prototypes for static functions.
1115 (move_src_operand): Replace INT32_P with UINT32_P.
1116 (function_arg_partial_nregs): Fixed signed/unsigned conflict
1117 in initialisation of 'size'.
1118 (m32r_sched_reord): Remove redundant declarations of 'code'.
1119 (m32r_output_block_move): Change to a void function.
1120 (m32r_encode_section_info): Cast return of
1121 TREE_STRING_POINTER to avoid compile time warning.
1123 2001-06-11 Richard Henderson <rth@redhat.com>
1125 * config/alpha/osf5.h (TARGET_LD_BUGGY_LDGP): New.
1126 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Default.
1127 (struct machine_function): Add gp_save_rtx.
1128 * config/alpha/alpha.c (alpha_mark_machine_status): Mark it.
1129 (alpha_gp_save_rtx): New.
1130 * config/alpha/alpha-protos.h: Declare it.
1131 * config/alpha/alpha.md (exception_receiver): Make an expander.
1132 Use alpha_gp_save_rtx if TARGET_LD_BUGGY_LDGP.
1134 2001-06-11 Richard Henderson <rth@redhat.com>
1136 * config/alpha/osf.h (LINK_SPEC): Hide _GLOBAL_* symbols.
1138 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1140 * configure.in: Align --help messages.
1141 Remove trailing full stops.
1142 Consistently use lower case.
1143 Fix DWARF 2 spelling.
1144 * configure: Rebuilt.
1146 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1148 * config/alpha/alpha.h (CPP_SPEC): Don't define __LANGUAGE_C and
1149 variants for .cpp/.cp/.c++ files.
1150 Move definition of __LANGUAGE_C_PLUS_PLUS ...
1151 (CPLUSPLUS_CPP_SPEC): ... here.
1153 Mon Jun 11 15:47:45 CEST 2001 Jan Hubicka <jh@suse.cz>
1155 * jump.c (duplicate_loop_exit_test): Fix loop header heuristics.
1157 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1159 * c-decl.c (store_parm_decls): When comparing types in an
1160 old-style function declaration with those from a previous
1161 prototype, compare the unqualified versions of parameter types.
1164 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1166 * doc/objc.texi: Use more logical markup. Use TeX dashes.
1168 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1170 * doc/c-tree.texi: Use more logical markup.
1172 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1174 * c-decl.c (xref_tag): Don't return previous tags of wrong type.
1176 2001-06-11 Aldy Hernandez <aldyh@redhat.com>
1178 * loop.c (scan_loop): Do not combine asm statements.
1180 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1182 * simplify-rtx.c (simplify_subreg): Fix offset calculation
1183 for complex values within a CONCAT.
1185 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1187 * doc/install.texi: Update details of what components are included
1188 in the GCC distribution. Update default directory for g++
1189 includes. Update documentation relating to old libio. Adjust
1190 documentation on DejaGnu environment variables. Remove
1191 documentation of --enable-cpplib.
1193 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1195 * doc/contrib.texi: Fix alphabetical order. Fix typos. Improve
1198 2001-06-10 Richard Henderson <rth@redhat.com>
1200 * ifcvt.c (life_data_ok): New.
1201 (merge_if_block): Use it to determine whether to update
1203 (if_convert): Set it.
1205 2001-06-10 Richard Henderson <rth@redhat.com>
1207 * config/alpha/osf5.h (ASM_OLDAS_SPEC): Add -c.
1209 2001-06-10 Alexandre Oliva <aoliva@redhat.com>
1211 * doc/invoke.texi (MN10300 Options): Document -mno-crt0.
1212 (SH Options): Document -mieee.
1213 * doc/install.texi (Final install): Remove obsolete information
1214 about installing cross compilers.
1215 * doc/gcc.1: Rebuilt.
1217 2001-06-10 Richard Henderson <rth@redhat.com>
1219 * config/alpha/alpha.c (override_options): Set align_loops,
1220 align_jumps, and align_functions.
1221 * config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
1222 (LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
1224 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1226 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode and DFmode
1227 are one and two words in size.
1229 2001-06-10 Richard Henderson <rth@redhat.com>
1231 * doc/invoke.texi (Optimization Options): Document -fpeephole2.
1232 (Code Generation Options): Document -fnon-call-exceptions.
1234 2001-06-10 Mark Kettenis <kettenis@gnu.org>
1236 * config/i386/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Undefine.
1238 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1240 * m68hc11.md (peepholes): Remove unused and wrong peepholes.
1242 2001-06-10 Mark Mitchell <mark@codesourcery.com>
1243 Gabriel Dos Reis <gdr@codesourcery.com>
1245 * Makefile.in (c-parse.o): Depend on diagnostic.h
1246 (dwarf2out.o): Likewise.
1248 * dwarf2out.c: #include diagnostic.h
1250 * toplev.h (warningcount, errorcount, sorrycount): Remove
1253 * toplev.c (warningcount, errorcount, sorrycount): Remove
1256 * diagnostic.h (struct output_buffer): Reorder fields.
1257 (diagnostic_kind_count): New macro.
1258 (errorcount, warningcount, sorrycount): Define as macros.
1259 (diagnostic_report_warnings_p): New macro.
1260 (output_state): Add diagnostic_count field.
1262 * diagnostic.c (warningcount, errorcount, inhibit_warnings):
1263 Remove tentative declaration.
1264 (count_error): Use diagnostic_report_warnings_p.
1266 * c-parse.in: #include diagnostic.h
1268 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1270 * config/m68hc11/m68hc11.md ("extendhisi2"): Fix constraints to
1271 prefer a memory for operand 1.
1272 ("*addsi3"): Fix constraints, the '!' was too strong.
1273 ("*addsi3_split"): Accept soft register and split accordingly.
1275 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1277 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
1278 Move definition in the RTX_CODE section.
1280 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1282 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
1283 address as relative to the argument pointer.
1285 Sun Jun 10 10:58:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1287 * predict.def (PRED_OPCODE): Place before call and error_return.
1289 Sun Jun 10 10:00:17 CEST 2001 Jan Hubicka <jh@suse.cz>
1291 * predict.def (PRED_CALL, PRED_ERROR_RETURN): New.
1292 * predict.c (estimate_probability): Calculate dominance
1293 information; improve detection of NORETURN heuristics;
1294 add call/error_return heuiristics; tweak comparison heuristics
1297 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1299 * doc/invoke.texi (C Dialect Options): Document -aux-info.
1300 (Debugging Options): Document -print-multi-directory and
1302 * doc/gcc.1: Rebuilt.
1304 * toplev.c (independent_decode_option): Require `=' between
1305 `-aux-info' and filename in the same argument.
1306 * gcc.c: Don't pass -aux-info=filename twice.
1308 2001-06-09 Mark Mitchell <mark@codesourcery.com>
1310 * expr.c (expand_expr, case ARRAY_REF): Do not replace
1311 an array element with the known initializing value if it has
1314 * toplev.c (rest_of_compilation): Remove dead code before
1317 2001-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
1319 * cppinit.c (print_help): Document -fpreprocessed.
1320 * invoke.texi: Similarly.
1322 Sun Jun 10 00:35:37 CEST 2001 Jan Hubicka <jh@suse.cz>
1324 * predict.def: New file.
1325 * predict.h: New file.
1326 * predict.c: Include predict.h.
1327 (predictor_info): New structure and array.
1328 (predict_edge, predict_insn): Rewrite; make global.
1329 (predict_edge_def, predict_insn_def): New global functions.
1330 (dump_prediction, combine_predictions_for_insns): New
1332 (estimate_probability): Change calls to predict_edge
1333 to predict_edge_def and calls to predict_insn to predict_insn_def;
1334 combine probabilities.
1335 (expected_value_to_br_prob): Behave as predictor.
1336 * rtl.h (REG_BR_PRED): Update coment.
1337 (invert_br_probabilities): New.
1338 * jump.c: Include predict.h
1339 (duplicate_loop_exit_test): Drop branch prediction notes.
1340 (invert_jump): Use invert_br_probabilities.
1341 * Makefile.in: Add dependancy on predict.h for jump and predict pass.
1342 * ifcvt.c (dead_or_predicable): Use invert_br_probabilities.
1343 * combine.c (distribute_notes): Handle BR_PRED.
1345 Sat Jun 9 23:29:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1347 * predict.c (predict_insn, predict_edge): New static functions.
1348 (estimate_probability): Revamp to use new functions;
1349 fix loop header heruistics; add loop exist heruistics
1351 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1353 * config.gcc: Re-enable bi-arch sparc on Solaris 7 and above.
1355 2001-06-09 Peter Jakubek <pjak@snafu.de>
1357 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
1359 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1361 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
1362 for integer operations that don't update C bit.
1364 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
1366 * gthr-posix.h (__gthread_objc_init_thread_system): If
1367 pthread_key_create fails, it's not clear what the return value is.
1368 This obvious fix makes sure it always returns -1 if a problem
1371 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
1373 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
1374 more index entries. Use more logical markup where appropriate.
1375 Use TeX quotes and dashes.
1377 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
1379 * unwind-pe.h: Conditionally qualify references to abort with
1382 2001-06-09 Julian Foad <julian_foad@hotmail.com>
1384 * doc/invoke.texi: Remove superfluous text.
1386 2001-06-08 Richard Henderson <rth@redhat.com>
1388 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
1389 (LIB_SPEC): Mirror config/linux.h version.
1391 2001-06-08 Richard Henderson <rth@redhat.com>
1393 * except.c (get_exception_pointer, get_exception_filter): Take a
1394 struct function. Update all callers.
1395 * except.h (get_exception_pointer): Update declaration.
1396 * expr.c (expand_expr): Update get_exception_pointer call.
1397 * integrate.c (expand_inline_function): Remap the exception pointer
1398 from callee to caller.
1400 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1402 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
1403 accurately reflect its cv-qualification.
1404 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
1405 cv-qualifiers on function types.
1407 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1409 * basic-block.h: Improve comments.
1410 * except.c (expand_eh_region_end_allowed): Remove redundant call
1411 to do_pending_stack_adjust.
1412 * flow.c (life_analysis): Fix typo in comment.
1413 (calculate_global_regs_live): Add documentation.
1414 (mark_set_1): Likewise.
1415 (debug_regset): Likewise.
1416 * doc/rtl.texi (cond_exec): Document it.
1418 Fri Jun 8 21:52:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1420 * i386.h (CONST_COSTS): set cost of constants representable in
1421 immediate fields to 0.
1423 Fri Jun 8 21:34:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1425 * function.c (diddle_return_value): Kill code to determine
1426 return value before expand_function_end.
1427 (expand_function_end): Delay call to clobber_return_register
1428 after fucntion return value is computed.
1430 Re-install temporary reverted patch:
1431 * toplev.c (rest_of_compilation): Call split_all_insns
1432 before reg-stack and shorten-branches. Do shorten-branches
1434 * final.c (shorten_branches): Remove insn splitting code.
1436 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1438 * doc/gcc.texi, doc/invoke.texi: Add index of command line
1439 options. Use @opindex to index them rather than other indexing
1440 commands. Use @var{...} instead of <...>. Avoid spaces in names
1441 inside @var. Don't use @kindex to index escape sequences in
1444 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
1446 * stmt.c (current_nesting_level): New fn.
1447 * tree.h: Declare it.
1448 * c-semantics.c (genrtl_compound_stmt): Use it.
1450 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
1452 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1454 * jump.c (mark_modified_reg): Allow jump threading if condition
1455 codes are represented by a hard register.
1457 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1459 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
1460 for complex floats passed to unprototyped functions.
1462 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1464 * except.c (expand_eh_region_end_allowed): Call
1465 do_pending_stack_adjust as necessary.
1467 Fri Jun 8 14:16:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1469 * function.c (clobber_return_register): Clobber the pseudo return
1472 * sibcall.c (skip_unreturned_value): New function.
1473 (call_ends_block_p): Use it.
1475 * recog.c (split_insn): Break out from ...
1476 (split_all_insns): ... here; do not use basic block information
1479 Thu Jun 7 18:27:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1481 * simplify-rtx.c (simplify_subreg): Fix verification of
1484 2001-06-08 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1486 * config/mips/mips.h (CPP_SPEC): Simplify .s/.S handling.
1487 Don't define _LANGUAGE_C and variants for .cpp/.cp/.c++ files.
1488 Move definition of _LANGUAGE_C_PLUS_PLUS ...
1489 (CPLUSPLUS_CPP_SPEC): ... here.
1490 Fixes PRs c++/3047, target/441.
1492 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1494 * doc/install.texi2html (MAKEINFO): Keep value if set already.
1496 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1498 * doc/gcc.texi: Add trailing slash to URL.
1500 2001-06-07 Stan Shebs <shebs@apple.com>
1502 * config/darwin.h (ENCODE_SECTION_INFO): Define.
1503 (REDO_SECTION_INFO_P): Ditto.
1504 (STRIP_NAME_ENCODING): Ditto.
1505 (ASM_DECLARE_OBJECT_NAME): Use ENCODE_SECTION_INFO.
1506 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Ditto.
1507 (ASM_OUTPUT_LABELREF): Use STRIP_NAME_ENCODING.
1508 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Ditto.
1509 * config/darwin.c: No longer include c-tree.h.
1510 (machopic_classify_ident): Rewrite to use symbol encoding.
1511 (lookup_name_darwin): Remove.
1512 (machopic_non_lazy_ptr_name): Handle encoded symbols.
1513 (machopic_stub_name): Use STRIP_NAME_ENCODING.
1514 (machopic_validate_stub_or_non_lazy_ptr): Ditto.
1515 (machopic_finish): Ditto, remove test of decl.
1516 (update_non_lazy_ptrs): New function.
1517 (darwin_encode_section_info): New function.
1518 * config/darwin-protos.h: Declare it.
1519 * config/rs6000/rs6000.c (machopic_output_stub): Use
1520 STRIP_NAME_ENCODING.
1522 2001-06-07 Mark Mitchell <mark@codesourcery.com>
1524 * tree.h (DECL_SOURCE_FILE): Improve documentation.
1525 (DECL_SOURCE_LINE): Likewise.
1527 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
1529 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
1530 from config/elfos.h.
1532 2001-06-07 Phil Edwards <pme@sources.redhat.com>
1534 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
1535 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
1537 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1539 * doc/contrib.texi: Add copyright notice.
1541 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1543 * doc/md.texi: Use four digit years in copyright notice.
1545 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1547 * config.gcc: For $target_alias of athlon-*, set
1548 target_cpu_default2=5.
1550 Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1552 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
1553 end of last block if last real insn is a JUMP_INSN.
1555 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1559 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1561 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
1562 pthread_t to objc_thread_t.
1563 (__gthread_objc_thread_id): Likewise.
1565 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1567 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
1568 (ASM_OLDAS_SPEC): Likewise.
1570 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
1571 (CPP_SUBTARGET_SPEC): Use it.
1572 (ASM_OLDAS_SPEC): Define.
1574 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
1576 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1578 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
1579 passed by reference.
1581 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1583 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
1584 Document use of N_(...), and show it in examples. Note that
1585 documentation should be added to invoke.texi. Avoid an overfull
1588 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1590 * toplev.c (rest_of_compilation): Revert previous patch.
1591 * final.c (shorten_branches): Likewise.
1593 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1595 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
1598 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1600 * doc/install-old.texi: Remove more obsolete documentation.
1602 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
1604 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
1606 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
1608 * toplev.c (rest_of_compilation): Call split_all_insns
1609 before reg-stack and shorten-branches. Do shorten-branches
1611 * final.c (shorten_branches): Remove insn splitting code.
1613 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
1615 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
1616 * configure: Rebuilt.
1618 2001-06-07 Andreas Jaeger <aj@suse.de>
1620 * emit-rtl.c (operand_subword): Remove unused variable.
1622 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1624 * i386.md (floatdi?f): Avoid usinf of SSE instructions
1625 if TARGET_64BIT is false.
1626 (floatdi?f_i386_only): New insn.
1627 (floatdi?f_i386): Disable for !TARGET_64BIT.
1629 * (min?f, max?f splitters): Handle case where
1630 operands are cross-matched.
1632 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
1633 (MMX_REGISTER_NAMES): Kill.
1634 (PRINT_OPERAND): Fix comment.
1635 (PRINT_REG): Likewise.
1636 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
1637 (print_operand): Update comment; kill 'm'.
1639 * i386.c (x86_branch_hints): New global variable
1640 (print_operand): Support outputting of branch prediction hints.
1641 * i386.md (conditional jump patterns): Add branch prediction hints
1643 * i386.h (x86_branch_hints): Declare
1644 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
1645 (PRINT_OPERAND_FUNCT_VALID_P): New.
1646 * final.c (final_forward_branch_p): New function.
1648 2001-06-06 Richard Henderson <rth@redhat.com>
1650 * flow.c (mark_used_reg): Clean up looping over multiple hard
1651 registers. Do conditional life bits across multiple hard regs.
1653 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
1655 * reload1.c (reload): Revert Schmidt's change so all USEs are not
1656 deleted during reload.
1658 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1660 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
1661 functions here, instead of ...
1662 * c-decl.c (c_expand_body): ... here.
1664 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1666 * config.gcc, config/sparc/bsd.h: Do not directly include
1667 sparc/sparc.h. Instead do it via tm_file.
1669 2001-06-05 Richard Henderson <rth@redhat.com>
1671 * dwarf2.h (DW_EH_PE_aligned): New.
1672 * dwarf2asm.c (eh_data_format_name): Name it.
1673 (dw2_asm_output_encoded_addr_rtx): Align for it.
1674 * dwarf2out.c (output_call_frame_info): Handle it for personality
1675 routine and LSDA pointers.
1677 * unwind-pe.h (DW_EH_PE_aligned): New.
1678 (base_of_encoded_value): Handle it.
1679 (read_encoded_value_with_base): Likewise.
1680 * unwind-dw2-fde.c (base_from_object): Likewise.
1681 (get_cie_encoding): Likewise.
1683 * config/alpha/elf.h: Remove ecoff commentary.
1684 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1686 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1688 * config.gcc, config/i386/bsd386.h: Do not directly include
1689 i386/386bsd.h. Instead do it via tm_file.
1691 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1693 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
1696 2001-06-05 Pascal Obry <obry@act-europe.fr>
1698 * configure.in: Quote $enable_win32_registry in case the value has
1702 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1704 * print-rtl.c (xspaces): Remove.
1705 (print_rtx): Use printf field-width, rather than xpsaces, to
1707 * toplev.c (main): Disable sibling-call optimization if we are
1708 handling exceptions.
1710 2001-06-05 Bernd Schmidt <bernds@redhat.com>
1712 * reload1.c (reload): Delete all USEs generated during reload.
1714 2001-06-05 scott snyder <snyder@fnal.gov>
1716 * gccbug.in: Fix typo.
1718 2001-06-05 Andreas Jaeger <aj@suse.de>
1720 * builtins.def: Fix definition of __builtin_cosf, it uses float as
1721 parameter and return value.
1723 2001-06-04 Anthony Green <green@redhat.com>
1725 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
1726 machine. This is now done in sparc.h.
1728 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1730 Correct CVS resurrection of invoke.texi.
1731 * doc/invoke.texi: Document new tree dump flags.
1733 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1735 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
1736 for casting an aggregate to its own type. Fixes PR c/2735.
1738 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1740 * doc/texinfo.tex: Update to version 2001-05-24.08.
1742 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1744 * c-common.h (flag_dump_translation_unit): Remove.
1745 (enum tree_dump_index): Define.
1746 (TDF_ADDRESS, TDF_SLIM): New #defines.
1747 (dump_node_to_file): Remove.
1748 (dump_node): Make extern. Add flags.
1749 (dump_flag, dump_enabled_p, dump_begin, dump_end,
1750 dump_switch_p): Prototype.
1751 * c-common.c (flag_dump_translation_unit): Remove.
1752 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
1753 logic. Use dump_switch_p.
1754 * c-dump.h (struct dump_info): Add node and user fields.
1755 (dump_pointer): Declare.
1756 * c-dump.c (dump_node): Make extern. Add flags.
1757 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
1758 (dump_new_line, dump_maybe_newline): Use them.
1759 (dump_pointer): New function.
1760 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
1761 chain or function's body. Dump address, if TDF_ADDRESS set.
1762 (dump_flag): Define.
1763 (dump_node_to_file): Remove.
1764 (struct dump_file_info): New struct.
1765 (dump_files): New array.
1766 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
1767 * c-lang.c (finish_file): Adjust dumping.
1768 * toplev.h (dump_base_name): Make extern.
1769 * invoke.texi: Document new flags.
1771 2001-06-04 Mark Mitchell <mark@codesourcery.com>
1773 * c-tree.h (lang_decl): Add pending_sizes fields.
1774 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
1776 (c_expand_body): Expand them.
1777 (lang_mark_tree): Mark lang_decl:pending_sizes.
1778 * function.c (expand_pending_sizes): New function, broken out
1780 (expand_function_start): ... here.
1781 * tree.h (expand_pending_sizes): Declare it.
1783 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
1785 * doc/install.texi: Update FreeBSD information. Generalize
1786 and update information for alpha-based platforms using ELF.
1788 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
1790 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
1791 (store_parm_decls): Likewise.
1792 * c-typeck.c (convert_arguments): Likewise.
1794 2001-06-04 Richard Henderson <rth@redhat.com>
1796 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
1797 optimization if current_function_calls_setjmp.
1799 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
1801 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
1804 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1806 * simplify-rtx.c (simplify_subreg): Fix combining of
1807 paradoxical subregs.
1809 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1811 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
1812 (no_labels_between_p): Short circuit case beg==end.
1814 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1816 * rtlanal.c (operand_preference): Fix preference for objects.
1818 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1820 * gcse.c (handle_avail_expr): Be prepared to handle single_set
1823 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1825 * combine.c (if_then_else_cond): Use simplify_subreg instead
1827 * integreate.c (sub_constants): Likewise.
1829 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1831 * emit-rtl.c (constant_subword): Deprecate; remove most of code
1832 and use simplify_gen_subreg.
1834 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
1836 * sibcall.c (skip_copy_to_return_value): recognize the situation
1837 when the called function's return value is copied into an
1838 intermediate pseudo, and then into the calling functions return
1841 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1843 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
1844 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
1845 in case register wasn't OK previously, accept it now; allow
1846 subregs of frame pointer if reload completed and frame pointer
1849 * combine.c (sombine_simplify_rtx): Fix comment;
1850 use subreg_lowpart_offset instead of subreg_lowpart_p
1851 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
1852 * rtl.h (subreg_lowpart_parts_p): Kill.
1853 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
1854 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
1855 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
1856 (gen_lowpart_common): Likewise.
1857 (subreg_lowpart_p): Likewise.
1858 (subreg_lowpart_parts_p): Kill.
1859 (subreg_lowpart_offset, subreg_highpart_offset): New function.
1861 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
1862 to simplify SUBREG and REG.
1863 (gen_highpart): Use simplify_gen_subreg for all simplifications.
1865 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
1868 * rtlanal.c (replace_regs): Use simplify_gen_subreg
1870 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1872 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
1873 (ARRAY_RANGE_REF): Added description.
1875 * tree.def (ARRAY_RANGE_REF): New code.
1876 * alias.c (handled_component_p, can_address_p): Handle it.
1877 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
1878 * explow.c (set_mem_attributes): Likewise.
1879 * expr.c (expand_assignment, get_inner_reference): Likewise.
1880 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
1881 * fold-const.c (operand_equal_p): Likewise.
1882 * tree.c (staticp, stabilize_reference): Likewise.
1883 * varasm.c (decode_addr_const): Likewise.
1885 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1887 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
1888 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
1890 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
1892 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
1893 mark_constant_pool_use before output_addr_const.
1894 (struct pool_node): New field wend.
1895 (add_constant): Note a sequence of constants that are referenced
1897 (pool_window_label, pool_window_last): New variables.
1898 (dump_table): Emit a unspec_volatile representing the end of a
1899 sequence of constants.
1900 (mark_constant_pool_use): New function.
1901 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
1902 (consttable_2): Add the second operand which flags whether
1903 this consttable entry was used or not.
1904 (consttable_4, consttable_8, consttable_sf, consttable_df):
1906 (consttable_window_end): New insn.
1908 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1910 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
1911 Reformat according to coding standards.
1914 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
1915 (shl_and_kind): Cast wide constant.
1916 (gen_far_branch): Define as static, as in declaration.
1917 (barrier_align): Compute cache-line length as unsigned. Add
1918 parentheses in initial credit computation.
1919 (rounded_frame_size): Add parentheses.
1920 (permanent_obstack): Remove declaration. Include ggc.h for
1921 declaration of ggc_add_root_rtx().
1922 (get_free_reg): Removed declaration of unused variable reg.
1923 (legitimize_pic_address): Mark mode argument as unused.
1925 2001-06-03 Igor Shevlyakov <igor@windriver.com>
1927 * config/sh/sh.c (output_branch): Support for insn with lenght
1928 attr 12 & 16 which represents cond branches outside +-4096 range.
1930 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1932 * config/sh/lib1funcs.asm (ic_invalidate): Align the
1933 cache-mirroring sequence. Add nops.
1935 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
1937 * doc/install-old.texi: Remove more old installation
1939 * doc/install.texi: Add relevant parts here.
1941 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1943 * doc/install.texi2html: New script.
1945 2001-06-03 David Edelsohn <edelsohn@gnu.org>
1947 * doc/install.texi: Update AIX information again.
1949 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1951 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
1952 installation documentation.
1953 * doc/install.texi: Move it to here.
1955 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1957 * doc/install.texi: Clean up Texinfo markup.
1959 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1961 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
1962 to just after title page.
1964 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1966 * doc/install-old.texi: Remove documentation of some configuration
1968 * doc/install.texi: Add relevant parts of this documentation here.
1970 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1972 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
1973 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
1975 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1977 * i386.md (all uses of ext_register_operand): Make sure they are
1978 VOIDmode; replace all uses outside zero_extend.
1979 (and?i splitters): Use ext_register_operands.
1980 (test?i peep2): Remove ignored constraints.
1981 * i386.c (ext_register_operand): Check that operand is
1982 eighter pseudo or hard or 'Q' register.
1984 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1986 * tree.h (struct record_layout_info_s): New field unpadded_align.
1987 (set_lang_adjust_rli): New declaration.
1988 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
1989 it would have if not packed, do not downgrade DECL_ALIGN.
1990 (lang_adjust_rli, set_lang_adjust_rli): New.
1991 (start_record_layout): Initialize new field unpadded_align.
1992 (debug_rli): Display it.
1993 (place_union_field, place_field): Set it.
1994 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
1996 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
1997 mean that; use proper names instead.
1998 Print DECL_NO_STATIC_CHAIN.
2000 * except.c (expand_builtin_frob_return_addr): Add missing call
2001 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
2002 (expand_builtin_eh_return): Likewise.
2003 (expand_eh_return): Clean up ptr_mode != Pmode cases.
2005 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
2007 * doc/invoke.texi: Remove references to papers about sequence points
2008 to readings.html, refer to that page.
2010 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2012 * README: Update references to installation instructions.
2014 2001-06-01 Laurent Guerby <guerby@acm.org>
2015 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2017 * doc/install.texi: Define srcdir when sources come from CVS.
2018 Significantly improve markup. Wrap overly long lines
2020 2001-06-01 DJ Delorie <dj@redhat.com>
2022 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
2023 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
2024 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
2025 gcov.1: Move to doc subdirectory.
2026 * install.texi: Move to doc/install-old.texi.
2027 * gcc.texi: Move to doc, refer to install-old.texi.
2028 * Makefile.in: Reflect move of docs to doc/.
2029 * f/Make-lang.in: Ditto.
2030 * java/Make-lang.in: Ditto.
2031 * doc/.cvsignore: New.
2033 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
2035 * invoke.texi: use two spaces between command options, eliminate
2036 some 'overfull hboxes'
2038 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
2040 * Makefile.in (s-mlib): Make backtick-commands always succeed.
2041 (DRIVER_DEFINES): Ditto.
2043 2001-05-31 Richard Henderson <rth@redhat.com>
2045 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
2046 also link against libgcc.a.
2048 2001-05-31 Geoff Keating <geoffk@cygnus.com>
2050 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
2051 * config/mips/mips.c (mips_output_ascii): New function.
2052 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
2054 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
2056 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
2058 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
2059 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
2061 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
2063 * install.texi (Configuration): Add html links for --with-gnu-as &
2064 --with-gnu-ld and refer to them from hppa & SCO triplets.
2065 (Specific): Link back to with-gnu-ld for all ELF platfoms.
2066 (Specific): Reword AVR binutils recommendation.
2068 2001-05-30 Zack Weinberg <zackw@stanford.edu>
2070 * ggc-page.c (size_lookup): Increase minimum allocation size
2072 (ggc_print_statistics): Report size of each bin in bytes, not
2073 as its order; there is no longer a direct relationship.
2075 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
2077 * extend.texi: Fix formating of examples, eliminate some
2079 * gcc.texi: Eliminate some 'overfull hboxes'.
2080 * invoke.texi: Use two spaces between command options, eliminate
2081 some 'overfull hboxes'.
2083 2001-05-30 Richard Henderson <rth@redhat.com>
2085 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
2087 2001-05-30 Tom Tromey <tromey@redhat.com>
2089 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
2090 use it in the new association.
2092 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
2093 John David Anglin <dave@hiauly1.hia.nrc.ca>
2095 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
2096 to target type to allow ISO C++ compiler to accept it.
2097 * gthr-dce.h (__gthread_active_ptr): Likewise.
2098 * gthr-solaris.h (__gthread_active_ptr): Likewise.
2100 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
2102 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
2103 so that we do accept comments in preprocessed input.
2105 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
2107 * cpphash.c (alloc_node): Cast allocated pointer.
2109 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
2111 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
2113 2001-05-29 Stan Shebs <shebs@apple.com>
2115 * gcc.texi: Add links for information about Objective-C.
2117 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
2119 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
2120 /bin/sed fails on [^\"]).
2121 (configargs.h): Likewise.
2123 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2125 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
2127 2001-05-28 Stan Shebs <shebs@apple.com>
2129 * objc/objc.gperf: Remove, no longer used.
2131 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
2133 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
2134 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
2135 Remove trailing whitespace.
2137 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2139 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
2140 became http://freeware.sgi.com/.
2142 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
2144 * local-alloc.c (update_equiv_regs): Don't eliminate constant
2147 2001-05-27 Stan Shebs <shebs@apple.com>
2149 * objc/objc-act.c: Add/fix various comments.
2150 (init_selector): Remove, no longer used.
2151 (build_msg_pool_reference): Ditto.
2152 (objc_debug): Ditto.
2154 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2156 * c-decl.c (init_decl_processing):
2157 Don't call start_identifier_warnings.
2158 * flags.h (warn_id_clash, id_clash_len): Remove.
2159 * stringpool.c: Don't include flags.h.
2160 (scan_for_clashes, do_identifier_warnings,
2161 start_identifier_warnings): Remove.
2162 * toplev.c (warn_id_clash, id_clash_len): Remove.
2163 (display_help): Don't document -Wid-clash.
2164 (decode_W_option): Print warning on -Wid-clash.
2165 * tree.h (start_identifier_warnings): Remove.
2166 * invoke.texi: Remove documentation of -Wid-clash.
2168 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2170 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
2172 2001-05-27 Bruce Korb <bkorb@gnu.org>
2174 * fixinc/check.tpl(HACK) add and use a Scheme variable
2175 (has no test text): error out if no "test_text" is defined
2176 * fixinc/fixincl.tpl: likewise
2177 (FIXIDX): make it an enumeration so we minimize diffs
2178 * fixinc/inclhack.def: re-alphabetize and add sort instructions
2179 * fixinc/fixincl.x: regenerate
2180 * fixinc/tests/base/stdio.h: test output got moved due to
2182 * README-fixinc: rewrite (mostly)
2184 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2186 * cpplib.c (run_directive): Set pfile->directive.
2188 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
2190 * c-tree.texi: Reformat the manual as a single chapter now
2191 included by gcc.texi.
2192 * gcc.texi: Include c-tree.texi. Merge all indexes.
2193 * Makefile.in (dvi): Add generation for the cppinternals
2194 documentation. Added dependencies on fdl.texi and c-tree.texi
2195 where appropriate. Use TEXI2DVI instead of custom tex calls.
2196 (info): Added dependencies on fdl.texi and c-tree.texi where
2197 appropriate. Remove the target c-tree.info.
2199 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
2201 * combine.c (try_combine): Fix typo in comment.
2202 * expr.c (expand_expr): Likewise.
2203 * config/i370/i370.md (untyped_call): Likewise.
2205 2001-05-26 Bruce Korb <bkorb@gnu.org>
2207 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
2208 when fixincl is operating in test mode
2209 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
2210 (AAB_ultrix_limits): remove redundant text
2211 (AAB_ultrix_memory): ditto
2212 (AAB_ultrix_string): ditto
2213 (djgpp_wchar_h): fix the test text
2214 (irix_stdio_va_list): add test text
2215 (irix_limits_const): add a testing output file (limits.h is overwritten)
2216 (strict_ansi_not_ctd): put limits.h second in list for same reason
2217 (solaris27_mutex_init): test text needed selection text, too
2219 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
2220 when fixincl is operating in test mode
2222 2001-05-26 Philip Blundell <philb@gnu.org>
2224 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
2225 * config/i960/i960-protos.h: Likewise.
2226 * config/i370/i370-protos.h: Likewise.
2227 * config/h8300/h8300-protos.h: Likewise,
2228 * config/sh/sh-protos.h: Likewise.
2229 * config/v850/v850-protos.h: Likewise.
2231 2001-05-26 Philip Blundell <philb@gnu.org>
2233 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
2235 2001-05-25 Zack Weinberg <zackw@stanford.edu>
2237 * toplev.c (debug_args, f_options, W_options): Mark
2238 descriptions for translation.
2239 (display_help): Translate descriptions on output.
2241 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
2242 objc/lang-options.h: Mark descriptions for translation.
2244 * aclocal.m4: Quote final argument of patsubst. Use
2245 3-argument form of AC_DEFINE. Restore quotes to [] while
2247 * configure.in: Remove unnecessary changequote calls.
2248 * configure, config.in: Regenerate.
2250 2001-05-25 Sam TH <sam@uchicago.edu>
2252 * basic-block.h: Fix header include guards.
2253 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
2254 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
2255 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
2256 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
2257 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
2258 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
2259 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
2260 varray.h version.h: Likewise.
2261 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
2262 config/arm/arm.h config/c4x/c4x-protos.h
2263 config/h8300/h8300-protos.h config/h8300/h8300.h
2264 config/i370/i370-protos.h config/i370/i370.h
2265 config/i960/i960-protos.h config/mcore/mcore.h
2266 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
2267 config/v850/v850-protos.h config/v850/v850.h: Likewise.
2268 * fixinc/fixlib.h fixinc/server.h: Likewise.
2270 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
2272 * config/arc/initfini.c (.init): Fix typo.
2274 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
2276 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
2278 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2280 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
2282 2001-05-25 Richard Henderson <rth@redhat.com>
2284 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
2286 2001-05-25 Richard Henderson <rth@redhat.com>
2288 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
2289 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
2290 (sparc*-*-solaris2): Likewise.
2291 * config/t-linux: Remove shared libgcc macros.
2292 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
2293 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
2295 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
2297 * config.gcc (*-*-freebsd*): Report bad configuration.
2299 2001-05-25 David Edelsohn <edelsohn@gnu.org>
2301 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
2303 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
2305 (ASM_OUTPUT_LABELREF): Delete.
2307 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2309 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
2310 strict_ansi_only): Don't run if stdc_0_in_system_headers.
2311 * fixinc/fixincl.x: Regenerate.
2312 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
2313 (FIX_TEST_TABLE): Declare it.
2314 * fixinc/fixlib.h: Include config.h.
2316 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2318 * fixinc/inclhack.def (alpha___assert): Change char * args to
2319 const char * on Tru64 UNIX to avoid excessive warnings from
2321 * fixinc/fixincl.x: Regenerate.
2323 2001-05-25 Geoff Keating <geoffk@redhat.com>
2325 * dbxout.c (dbxout_symbol): Invert previous patch, which was
2326 outputting a tag only for variable-size records.
2328 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
2330 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
2331 instead of rtx_equal_p for early clobber test.
2333 2001-05-26 Mark Mitchell <mark@codesourcery.com>
2335 * builtins.def: Encode additional information, such as names and
2337 * builtin-types.def: New file.
2338 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
2339 (built_in_decls): Likewise. Don't explicitly initialize global
2341 (expand_builtin_mathfn): Handle float and long double variants of
2343 (expand_builtin): Likewise.
2344 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
2345 (expand_tree_builtin): Handle long, long long, float, and long
2346 double variants of math functions.
2347 * c-common.h (c_tree_index): Remove some unused nodes.
2348 (void_ftype): Remove.
2349 (void_type_ptr): Likewise.
2350 (int_ftype_int): Likewise.
2351 (ptr_ftype_sizetype): Likewise.
2352 * c-decl.c (init_decl_processing): Remove creation of DWARF
2354 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
2355 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
2356 * Makefile.in (c-common.o): Depend on builtin-types.def.
2358 2001-05-25 Dale Johannesen <dalej@apple.com>
2360 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
2362 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
2364 * c-parse.in (notype_initdcl): Remove redundant line.
2366 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2368 * aclocal.m4: Fixed typo.
2369 (gcc_AC_HEADER_STDBOOL): Define.
2370 (gcc_AC_C__BOOL): Define.
2371 * configure.in: Use them.
2372 (AC_CHECK_HEADERS): Remove stdbool.h
2373 * configure, config.in: Regenerate.
2375 2001-05-25 Richard Henderson <rth@redhat.com>
2377 * function.c (expand_function_start): Don't abort on PARALLEL
2378 returns from hard_function_value.
2380 2001-05-25 Richard Henderson <rth@redhat.com>
2382 * config/i386/i386.md: Revert previous change. Do not apply
2383 the peephole if the components do not die after the sequence.
2385 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
2387 * c-parse.in (array_declarator): New. Handle C99 constructs.
2388 Don't restrict [*] declarators to C only.
2389 (after_type_declarator, parm_declarator_starttypename,
2390 parm_declarator_nostarttypename, notype_declarator,
2391 direct_absdcl1): Use it.
2392 * c-decl.c (build_array_declarator, set_array_declarator_type):
2393 New functions. Warn that [*] isn't properly implemented; pedwarn
2394 for [*] outside C99 mode if pedantic rather than giving a hard
2396 (grokdeclarator): Handle static and type qualifiers in parameter
2398 * c-tree.h (build_array_declarator, set_array_declarator_type):
2400 * extend.texi (Attribute Syntax): Document attributes in parameter
2403 2001-05-25 Mark Mitchell <mark@codesourcery.com>
2405 * config/i386/i386.md: Make sure cmpstr peepholes do not
2406 affect liveness information.
2408 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2410 * c-typeck.c (digest_init): Issue error messages about
2411 invalid constants, not warnings.
2413 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2415 * invoke.texi (-fno-builtin): Document that this is always on
2418 2001-05-24 Philip Blundell <philb@gnu.org>
2420 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
2423 2001-05-24 Philip Blundell <philb@gnu.org>
2425 * config/arm/arm.c (output_return_instruction): Correctly handle
2426 interworking and interrupt functions.
2428 2001-05-24 Philip Blundell <philb@gnu.org>
2430 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
2431 -m{no-}sched-prolog. Fix typos and improve formatting.
2433 2001-05-24 Philip Blundell <philb@gnu.org>
2435 * invoke.texi (ARM Options): Improve wording slightly. Add
2436 documentation for more options, including those for Thumb mode.
2437 Don't mention options that don't exist or are unimplemented.
2438 (Thumb Options): Delete; merged into above section.
2440 2001-05-24 Geoff Keating <geoffk@redhat.com>
2442 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
2443 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
2445 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2447 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
2448 fix hard register simplification.
2450 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2452 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
2453 of just copying CPP_CPU_SPEC.
2455 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
2457 * i386.c (incdec_operand): Accept only 1 and -1.
2459 2001-05-23 Kelley Cook <kelley.cook@home.com>
2461 * Makefile.in: Move many of the *_H definitions eariler in the
2462 file, so that rules in t-* files that use them for
2463 dependencies will work in a parallel build.
2464 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
2466 2001-05-23 Richard Henderson <rth@redhat.com>
2468 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
2470 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2472 * cpp.texi: Update for handling of charconsts.
2473 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
2474 diagnostics. Skip to the end if the UCS is too short.
2475 (cpp_interpret_charconst): Long charconsts issue a warning
2478 2001-05-23 Richard Henderson <rth@redhat.com>
2480 * doc/install.texi (alpha-linux): Require binutils 2.11.
2482 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2484 * c-lex.c (read_escape, read_ucs): Delete.
2485 (lex_string): Use cpp_parse_escape.
2486 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
2487 if not C++ or not C99. Warn if traditional.
2488 (parse_escape): Rename cpp_parse_escape. Make the bitmask
2489 unsigned. Warn for out-of-range escape sequences here.
2490 Update to use maybe_read_ucs.
2491 (cpp_interpret_charconst): Don't warn here.
2492 * cpplib.h (cpp_parse_escape): New exported function.
2494 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
2496 * extend.texi (Attribute Syntax): Clarify application of
2497 attributes to parameters declared as functions or arrays.
2499 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
2501 * dbxout.c (dbxout_type_methods): Do still group methods by name.
2503 2001-05-23 Zack Weinberg <zackw@stanford.edu>
2505 * diagnostic.c (vnotice): Kill.
2506 (fnotice): Call vfprintf directly.
2507 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
2508 verbatim, set_diagnostic_context): Rename string argument to
2509 indicate that it is run through gettext.
2510 (vbuild_message_string, build_message_string, output_do_printf):
2511 Rename string argument to indicate that it is NOT run through
2513 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
2514 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
2515 Run msgid argument through gettext.
2516 (default_print_error_function): Run constant strings through
2517 gettext when nothing else will.
2518 (fatal_error, internal_error, error_recursion): Use fnotice.
2519 Present complete sentences to gettext.
2521 2001-05-23 Mark Mitchell <mark@codesourcery.com>
2523 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
2525 2001-05-23 Richard Henderson <rth@redhat.com>
2527 * function.c (expand_function_start): Always use a pseudo
2528 for the function result value.
2530 2001-05-22 Richard Henderson <rth@redhat.com>
2532 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
2533 section pointer alignment.
2535 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
2537 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
2538 of __USER_LABEL_PREFIX__.
2540 2001-05-22 Richard Henderson <rth@redhat.com>
2542 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
2543 (__deregister_frame_info_bases): New.
2544 * unwind-dw2-fde.h: Declare it.
2545 * libgcc-std.ver: Export it.
2546 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
2547 called __register_frame_info_bases.
2549 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2551 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
2552 instead of #elif (which is OK for this case but not in general).
2554 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
2556 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
2557 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
2558 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
2559 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
2560 "r2" to the assembly file. Only issue allocs with non-zero parameters.
2562 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2563 David O'Brien <obrien@freebsd.org>
2565 * config/freebsd.h (LIB_SPEC): Key the exact setting to
2566 configure-time options and target version of FreeBSD. Set-up
2567 to match architectural change in threading support. Correctly
2568 report when -pthread option is not supported by configure-time
2570 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
2571 and extend to encode target version number in run-time setting
2572 of __FreeBSD__ macro to match the system compiler.
2573 (CPP_PREDEFINES): Likewise.
2574 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
2576 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
2577 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
2579 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2580 David O'Brien <obrien@freebsd.org>
2582 * config.gcc (the unlabeled system switch statement): Add
2583 generic configuration section to handle *-*-freebsd*. Also,
2584 to match the system compiler, default to threading support (it
2585 may be disabled with the standard --disable-threads
2586 configuration-time switch).
2587 (i[34567]86-*-freebsd* in machine-specific section): Use it.
2588 (alpha*-*-freebsd* in machine-specific section): Likewise.
2590 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
2591 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
2592 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
2593 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
2594 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
2596 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2597 David O'Brien <obrien@freebsd.org>
2599 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
2600 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
2601 -pthread instead setting macro.
2603 2001-05-22 Richard Henderson <rth@redhat.com>
2605 * crtstuff.c (__register_frame_info_bases): Declare.
2606 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
2607 (__do_global_dtors_aux, __do_global_dtors): Streamline.
2609 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2610 (CRT_GET_RFIB_DATA): New.
2611 * config/i386/sysv4.h: Likewise.
2612 * config/i386/sco5.h: Likewise.
2613 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2615 2001-05-22 Richard Henderson <rth@redhat.com>
2617 * rtl.c (read_string): Break out from ...
2618 (read_rtx): ... here.
2620 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2622 * doc/install.texi (Specific): Remove a bogus and duplicate part
2623 copied from the end of the document.
2625 2001-05-22 Bernd Schmidt <bernds@redhat.com>
2627 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
2629 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2631 * install.texi: Remove obsolete information on SunOS as well as
2632 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
2633 (Installing GNU CC on the Sun): Remove section.
2635 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
2637 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
2638 keep errno unchanged on success.
2640 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
2642 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
2643 once for hexadecimal floats, whether or not they contain a decimal
2644 point. Don't let the setting of pedantic otherwise affect the
2645 parsing of hexadecimal floats.
2647 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2649 * README.ACORN: Remove obsolete file.
2651 2001-05-22 Jan Hubicka <jh@suse.cz>
2653 * combine.c (gen_binary): Use swap_commutative_operands_p
2654 (simplify_comparison): Likewise.
2655 * expmed.c (emit_store_flag): Likewise.
2656 * expr.c (compare_from_rtx): Likewise.
2657 (do_compare_rtx_and_jump): Likewise.
2658 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
2659 if not emitting a branch and operands want swapping.
2661 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
2663 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
2664 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
2665 (maybe_get_identifier): Update.
2666 * tree.h (make_identifier): Delete.
2668 2001-05-21 Richard Henderson <rth@redhat.com>
2670 * combine.c (subst): Do not substitute for a register as
2671 a destination subreg/strict_low_part/zero_extract.
2673 * combine.c (simplify_comparison): Update op1 after constant
2675 * recog.c (const_int_operand): Accept only constants valid
2677 * genrecog.c: Update comments wrt const_int_operand.
2679 * emit-rtl.c (init_emit_once): Zero unused memory in a
2682 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2684 * tree.h (type_num_arguments): Declare it.
2685 * tree.c (type_num_arguments): New function.
2687 2001-05-21 Richard Henderson <rth@redhat.com>
2689 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
2692 2001-05-21 Geoff Keating <geoffk@redhat.com>
2694 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
2696 (minsf3): Use rs6000_emit_minmax.
2697 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
2699 (movsfcc): Use rs6000_emit_cmove.
2700 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
2701 Don't generate emit_fselsfsf4.
2702 (fseldfsf4): Likewise.
2703 (maxdf3): Use rs6000_emit_minmax.
2705 (mindf3): Use rs6000_emit_minmax.
2706 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
2708 (movdfcc): Use rs6000_emit_cmove.
2709 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
2710 Don't generate emit_fselsfsf4.
2711 (fselsfdf4): Likewise.
2712 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
2713 (min_max_operator): New predicate.
2714 (rs6000_emit_cmove): New function.
2715 (rs6000_emit_minmax): New function.
2716 * config/rs6000/rs6000-protos.h: Prototype new functions.
2717 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
2718 and min_max_operator.
2720 * config/rs6000/rs6000.c (output_cbranch): Handle all
2721 conditional types in the switch statement.
2723 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2725 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
2726 non-register variables.
2727 * extend.texi: Document that asm-specifications do not make sense
2728 for non-static local variables.
2730 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
2732 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
2733 (dbxout_type_fields): Lose minimal_debug support.
2734 (dbxout_type_methods, dbxout_type): Likewise.
2736 2001-05-17 Andrew Haley <aph@redhat.com>
2738 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
2740 2001-05-21 Richard Henderson <rth@redhat.com>
2742 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
2745 2001-05-20 Richard Henderson <rth@redhat.com>
2747 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2748 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
2749 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
2750 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2751 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
2753 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2754 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
2755 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
2756 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2757 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2758 DEBUG_PUBNAMES_SECTION): Rename as above.
2759 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2761 2001-05-20 Richard Henderson <rth@redhat.com>
2763 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
2764 operands unless the operation is commutative.
2766 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2768 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
2771 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
2773 * extend.texi: Clarify documentation of extensions included in ISO
2774 C99. Prefer C99 terminology and syntax to old GNU terminology and
2775 syntax. Add more index entries. Document mixed declarations and
2776 code as an extension in C89 mode. Warn about future changes to
2777 semantics of inline functions. Fixes PR other/930.
2779 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2781 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
2782 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2783 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
2784 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2786 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
2788 2001-05-20 Richard Henderson <rth@redhat.com>
2790 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
2791 to be output before a branch.
2793 2001-05-20 Richard Henderson <rth@redhat.com>
2795 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
2797 2001-05-20 Richard Henderson <rth@redhat.com>
2799 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
2800 (ASM_DOUBLE): Remove.
2801 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
2802 * config/i386/sun386.h: Likewise.
2804 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
2805 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
2807 * config/i386/cygwin.h (INT_ASM_OP): Remove.
2808 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
2809 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
2810 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
2812 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
2813 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
2814 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
2815 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
2816 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
2817 * config/i386/win32.h: Likewise.
2819 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2821 * invoke.texi: Add more options to summary list.
2823 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2825 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
2826 used. Fixes PR c/2291.
2827 * gcc.1: Regenerate.
2829 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2831 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
2832 the -fpic and -fPIC options, clear flag_pic.
2834 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2836 * hashtable.c (calc_hash): Fix HASHSTEP definition.
2837 * stringpool.c (make_identifier): No statistics here anymore.
2838 * objc-act.c (steup_string_decl): Remove redundant check.
2840 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2842 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
2843 cpplib.o, cpphash.o, fix-header): Update.
2844 (hashtable.o): New target.
2845 * c-common.h: Include cpplib.h. Define C_RID_CODE and
2846 struct c_common_identifier here.
2847 * c-lang.c (c_init_options): Update. Call set_identifier_size.
2848 * c-lex.c (c_lex): Update.
2849 * c-pragma.h: Update.
2850 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
2852 (C_RID_CODE): Delete.
2853 * cpphash.c: Rewrite to use hashtable.c.
2854 * cpphash.h: Update include guards.
2855 (struct cpp_reader): Remove hashtab.
2856 hash_ob and buffer_ob are no longer pointers. Add hash_table
2858 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
2859 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
2860 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
2861 * cppinit.c (cpp_create_reader): Update.
2862 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
2863 (cpp_interpret_charconst): Eliminate warning.
2864 * cpplib.c (do_pragma, do_endif, push_conditional,
2865 cpp_push_buffer, cpp_pop_buffer): Update.
2866 (_cpp_init_stacks): Rename cpp_init_directives.
2867 (_cpp_cleanup_stacks): Remove.
2868 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
2869 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
2870 cpp_forall_identifiers, cpp_create_reader): Update.
2871 (C_RID_CODE, cpp_make_node): New.
2872 (c_common_identifier): New identifier node for C front ends.
2873 * cppmain.c (main): Update.
2874 * fix-header.c (read_scan_file): Update.
2875 * flags.h (id_clash_len): Make unsigned.
2876 * ggc.h (ggc_mark_nonnull_tree): New.
2879 * stringpool.c: Update comments and copyright. Update to use
2881 * toplev.c (approx_sqrt): Move to hashtable.c.
2882 (id_clash_len): Make unsigned.
2883 * toplev.h (ident_hash): New.
2884 * tree.c (gcc_obstack_init): Move to hashtable.c.
2885 * tree.h: Include hashtable.h.
2886 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
2887 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
2888 (struct tree_identifier): Update.
2889 (make_identifier): New.
2891 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
2892 (C_RID_CODE): Remove.
2893 * lex.c (cxx_init_options): Call set_identifier_size. Update.
2894 (init_parse): Don't do it here.
2896 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
2898 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
2900 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
2902 (expand_eh_return): Convert between word_mode and Pmode.
2903 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
2905 (execute_stack_op): Likewise.
2906 (execute_cfa_program): Likewise.
2907 (uw_frame_state_for): Likewise.
2908 (uw_update_context_1): Likewise.
2909 * unwind.inc (_Unwind_Reason_Code): Likewise.
2910 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
2911 (EH_RETURN_STACKADJ_RTX): Likewise.
2912 * config/mips/mips.c (compute_frame_size): Make space for saving
2913 EH return registers.
2914 (mips_expand_epilogue): Handle EH stack adjustments.
2915 * config/mips/mips.md (eh_return): New pattern.
2916 (eh_set_lr_si): Likewise.
2917 (eh_set_lr_di): Likewise.
2918 Add splitter to perform EH return after reload.
2920 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2922 * jump.c (mark_jump_label): Tidy previous change.
2924 2001-05-19 Bruce Korb <bkorb@gnu.org>
2926 * fixinc/genfixes: no need for two warnings
2927 * fixinc/Makefile.in: open stdin for those building with a closed one.
2929 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2931 * jump.c (jump_optimize_1): Tidy.
2932 (mark_jump_label): When changing the label in a LABEL_REF, change
2933 update any REG_EQUAL notes as well.
2935 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
2937 * c-parse.in (parm_declarator): Split into
2938 parm_declarator_starttypename and parm_declarator_nostarttypename.
2939 (parm_declarator_starttypename, parm_declarator_nostarttypename):
2940 New. Allow parenthesised sub-declarators which don't begin with a
2941 TYPENAME. Fixes PR c/166.
2943 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2945 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
2947 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2949 * toplev.c (main): If the target does not allow profiling without
2950 a frame pointer, issue an error message.
2951 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2954 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2956 * recog.c (general_operand): Modify last change to allow it if reload
2959 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2961 * recog.c (general_operand): Prohibit nonzero subreg bytes on
2962 subregs containing mem.
2964 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
2966 * regrename.c (regrename_optimize): frame pointer register can
2969 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
2971 * README.DWARF: Move into dwarfout.c.
2973 2001-05-18 Dale Johannesen <dalej@apple.com>
2975 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
2976 specific misuse of r0 as a reload address.
2978 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
2980 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
2983 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2985 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
2986 (add_to_sequence): Make that decision type.
2987 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
2988 (write_switch, write_cond, debug_decision_2): Likewise.
2990 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
2992 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
2995 2001-05-18 Stan Shebs <shebs@apple.com>
2997 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
2998 * configure: Regenerate.
3000 2001-05-18 Per Bothner <per@bothner.com>
3002 Changes needed for java/jvspec.c
3003 * gcc.h (n_infiles, outfiles): Add declarations.
3004 * gcc.c (n_infiles, outfiles): Mske no longer static.
3006 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
3008 * config/pa/som.h (EXCEPTION_SECTION): Define.
3010 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
3012 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
3014 Add have_location_lists, a variable to determine whether we need a
3015 .debug_loc section or not.
3016 (enum dw_val_class): Add dw_val_class_loc_list.
3017 (dw_val_struct): Add val_loc_list.
3018 (dw_loc_list_struct): New structure, represents location lists.
3019 (new_loc_list): New function, return a new location list, given
3020 the range and location expression.
3021 (add_loc_descr_to_loc_list): New function, add a location
3022 expression to a location list, given the expression and range.
3023 (output_loc_list): New function, output a location list.
3024 (gen_internal_sym): Modified to take symbol prefix, so we can
3025 reuse it for location list symbols.
3026 (add_AT_loc_list): New function, add a location list to a DIE at
3027 the named attribute.
3028 (AT_loc_list): New function, return the location list reference
3029 for a given attribute, if it's a location list.
3030 (print_die): Handle dw_val_class_loc_list.
3031 (size_of_die): Ditto.
3032 (value_format): Ditto.
3033 (output_die): Ditto.
3034 (output_location_lists): New function, output all of the location
3035 lists for a DIE and it's children.
3036 (dwarf2out_finish): Call output_location_lists if we have location
3040 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3042 * gcse.c (try_replace_reg): First try global replace, later try to
3043 simplify the expression.
3045 * gcse.c (find_used_regs): Change calling convention; work via
3047 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
3049 2001-05-18 Bernd Schmidt <bernds@redhat.com>
3052 2001-02-09 Nick Clifton <nickc@redhat.com>
3053 * config/arm/arm.md: Change output constraint on post inc
3054 load/store multiple patterns to be a read/write constraint.
3056 2001-05-18 Mark Mitchell <mark@codesourcery.com>
3058 * basic-block.h (struct basic_block_def): Add documentation about
3059 what a basic block is, and what the various fields are used for.
3060 * flow.c (calculate_globlal_regs_live): Add documentation about
3061 how the algorithm works, and how we know that it will terminate.
3062 Check that the the inductive assumption that guarantees
3063 termination actually holds.
3064 (mark_used_regs): Treat conditionally set registers as used.
3065 (debug_regset): Add comment.
3066 * rtl.texi (cond_exec): Add documentation.
3068 * function.c (expand_function_start): Avoid creating BLKmode
3071 2001-05-17 Mark Mitchell <mark@codesourcery.com>
3073 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
3074 DIE, even if it has no children.
3075 (dwarf2out_finish): Always output the line-number table, even if
3078 2001-05-18 David Edelsohn <edelsohn@gnu.org>
3080 * rs6000.md (movsfcc,movdfcc): Remove NE case.
3082 2001-05-17 Bruce Korb <bkorb@gnu.org>
3084 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
3085 * fixinc/genfixes: emit a warning if AutoGen is out of date
3087 2001-05-17 Brendan Conoboy <blc@cygnus.com>
3088 Bruce Korb <bkorb@gnu.org>
3090 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
3091 found in fixinc directory. Facilitates binary distributions.
3093 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
3095 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
3098 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
3100 * dwarf2out.c (modified_type_die): Equate qualified type to die.
3102 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3104 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
3105 (simplify_subreg): Handle complex types represented as CONCAT.
3107 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
3108 * rtl.h (swap_commutative_operands_p): Declare.
3109 * rtlanal.c (swap_commutative_operands_p): New.
3110 (operand_preference): New static function.
3112 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
3113 (gen_binary): Likewise.
3114 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
3115 * simplify-rtx.c (simplify_gen_binary,
3116 simplify_gen_relational): Likewise.
3118 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3120 * cse.c (fold_rtx): Use simplify_subreg.
3122 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
3123 (simplify_gen_subreg): New.
3124 (simplify_rtx): Use simplify_subreg.
3125 * rtl.h (simplify_gen_subreg): Declare.
3127 2001-05-17 Mark Mitchell <mark@codesourcery.com>
3129 * doc/install.texi: Update Solaris information.
3131 * except.h (protect_cleanup_actions): Remove it.
3132 (lang_protect_cleanup_actions): Declare it.
3133 * except.c (protect_cleanup_actions): Remove it.
3134 (lang_protect_cleanup_actions): New variable.
3135 (init_eh): Don't make protect_cleanup_actions a GC root.
3136 (expand_eh_region_and_cleanup): Call
3137 lang_protect_cleanup_actions.
3138 (output_function_exception_table): Remove unused `align'
3140 * varasm.c (assemble_external): Abort if we have not yet
3141 opened the assembly output file.
3143 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
3145 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
3146 for eh_personality_libfunc.
3148 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3150 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
3151 when calling simplify_subreg. This is needed to allow replacing
3152 of expression of one mode by expression of different mode.
3154 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3156 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
3158 2001-05-17 Bernd Schmidt <bernds@redhat.com>
3160 * expr.c (protect_from_queue): Protect against subsequent calls to
3162 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
3165 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3167 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
3169 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3171 * gccbug.in (CATEGORIES): Add "bootstrap".
3173 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3175 * simplify-rtx.c (simplify_subreg): Break out from ...
3176 * combine.c (combine_splify_rtx) ... here and ...
3177 * recog.c (validate_replace_rtx_1): ... here;
3178 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
3179 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
3180 (subreg_lowpart_p): ... here.
3182 2001-05-17 Bernd Schmidt <bernds@redhat.com>
3184 * stmt.c (expand_asm_operands): For inout operands, make sure
3185 the substitution of '=' for '+' makes it into the rtl.
3187 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
3188 (reload_as_needed): Call update_eliminable_offsets a bit later.
3190 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3192 * gcc.texi (gccbug): Refer to the web pages for detailed information
3195 2001-05-16 Zack Weinberg <zackw@stanford.edu>
3197 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
3199 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
3200 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
3201 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
3202 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
3203 * cross-make: Don't set LIBGCC1.
3204 * mklibgcc.in: Delete all code for building from libgcc1.c.
3205 Always honor LIB1ASMFUNCS if set.
3207 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
3208 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
3209 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
3210 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
3211 config/i386/uwin.asm, config/m68hc11/larith.asm,
3212 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
3213 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
3214 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
3215 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
3216 Delete or update references to libgcc1 in commentary.
3218 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
3219 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
3220 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
3221 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
3222 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
3223 config/arm/t-semi, config/arm/t-strongarm-coff,
3224 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
3225 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
3226 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
3227 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
3228 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
3229 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
3230 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
3231 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
3232 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
3233 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
3234 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
3235 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
3236 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
3237 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
3238 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
3239 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
3240 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
3241 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
3242 config/mips/t-ultrix, config/mn10200/t-mn10200,
3243 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
3244 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
3245 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
3246 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
3247 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
3248 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
3249 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
3250 config/sparc/t-sparclite, config/sparc/t-splet,
3251 config/sparc/t-sunos41, config/sparc/t-vxsparc,
3252 config/sparc/t-vxsparc64, config/v850/t-v850:
3253 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
3255 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
3256 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
3257 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
3258 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
3259 nongcc_SI_type, nongcc_word_type, or perform_*
3260 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
3262 * config/i386/386bsd.h, config/i386/beos-elf.h,
3263 config/i386/linux-aout.h, config/i386/linux-oldld.h,
3264 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
3265 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
3266 Don't include i386/perform.h.
3268 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
3269 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
3270 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
3271 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
3272 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
3273 config/vax/t-openbsd, config/vax/t-vax: Delete.
3275 * config.gcc: Remove references to deleted files.
3276 (arm-semi-aof): Use arm/t-semi for tmake_file.
3278 * gcc.texi, install.texi, invoke.texi, tm.texi:
3279 Delete or rewrite text which is no longer relevant now that
3280 libgcc1 no longer exists.
3282 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
3283 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
3285 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
3286 Bruce Korb <bkorb@gnu.org>
3288 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
3291 2001-05-16 Zack Weinberg <zackw@stanford.edu>
3293 * i386.md: Add two peepholes to clean up code generated by
3296 2001-05-16 Richard Henderson <rth@redhat.com>
3298 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
3299 variants of non-absolute encodings.
3301 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3303 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
3304 __register_frame_info_table_bases): Export.
3306 2001-05-16 Richard Henderson <rth@redhat.com>
3308 * except.c (eh_data_format_name): Move to ...
3309 * dwarf2asm.c: ... here. Use designated initializers if available.
3310 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
3311 * dwarf2asm.h: Update declarations.
3312 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
3313 ASM_PREFERRED_EH_DATA_FORMAT.
3314 (output_call_frame_info): Likewise. Use 'L' augmentation for
3317 * unwind-dw2-fde.h (struct fde_vector): New.
3318 (struct old_object): Rename from struct object.
3319 (struct object): New.
3320 (__register_frame_info_bases): Declare.
3321 (__register_frame_info_table_bases): Declare.
3322 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
3323 * unwind-dw2-fde.c (objects): Remove.
3324 (unseen_objects, seen_objects): New.
3325 (__register_frame_info_bases): New.
3326 (__register_frame_info): Use it.
3327 (__register_frame_info_table_bases): New.
3328 (__register_frame_info_table): Use it.
3329 (__deregister_frame_info): Rewrite for changed object struct.
3330 (base_from_object, get_cie_encoding, get_fde_encoding): New.
3331 (fde_unencoded_compare): Rename from fde_compare; uninline.
3332 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
3333 (start_fde_sort): Adjust for new definition of fde_vector.
3334 (fde_insert): Likewise.
3335 (end_fde_sort): Likewise. Select comparison function based
3336 on properties of the object.
3337 (fde_split): Take object and fde_compare_t arguments.
3338 (frame_heapsort, fde_merge): Likewise.
3339 (classify_object_over_fdes): Rename from count_fdes. Handle
3340 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
3342 (add_fdes): Handle encoded pointers.
3343 (init_object): Rename from frame_init. Update for new struct object.
3344 (linear_search_fdes): Rename from search_fdes. Handle encoded
3346 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
3347 (binary_search_single_encoding_fdes): New.
3348 (binary_search_mixed_encoding_fdes): New.
3349 (search_object): New.
3350 (_Unwind_Find_FDE): Update for new struct object. Fill in
3352 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
3353 iterating over EH data.
3354 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
3355 fde_encoding, lsda_encoding.
3356 (read_uleb128, read_sleb128): Remove.
3357 (read_encoded_pointer): Remove. All callers use read_encoded_value.
3358 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
3359 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
3361 * unwind-pe.h: Add "struct" to _Unwind_Context references.
3363 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3365 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
3366 * cpphash.c (_cpp_lookup_with_hash): Similarly.
3367 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
3368 cpp_spell_token, cpp_output_token): Similarly.
3369 * cpplib.c (lex_macro_node, do_undef, do_pragma,
3370 do_pragma_poison, parse_assertion, do_assert): Similarly.
3371 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
3372 save_parameter, _cpp_create_definition, check_trad_stringification,
3373 cpp_macro_definition): Similarly.
3374 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
3375 * c-lex.c (cb_undef, c_lex): Similarly.
3376 * fix-header.c (recognized_function): Similarly.
3377 * cpplib.h (NODE_LEN, NODE_NAME): New.
3378 (cpp_hashnode): Rename length len.
3380 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
3382 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
3385 2001-05-16 Andreas Jaeger <aj@suse.de>
3387 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
3389 * toplev.c: Include dwarf2asm.h for prototype of
3390 dw2_output_indirect_constants.
3392 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
3394 * stmt.c (expand_asm_operands): Be able to offload addressof
3395 expression to memory. (PR optimization/185)
3397 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
3399 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
3400 applying distributive law.
3402 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3404 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
3406 * gthr-dce.h (UNUSED): Attribute unused macro.
3407 (__gthread_key_dtor): Make arguments UNUSED.
3408 (__gthread_key_delete): Revise for compatibility with DRAFT4
3411 2001-05-16 David Edelsohn <edelsohn@gnu.org>
3413 * doc/install.texi: Update AIX information.
3414 * README.RS6000: Remove obsolete file.
3416 2001-05-16 Jakub Jelinek <jakub@redhat.com>
3417 Nathan Sidwell <nathan@codesourcery.com>
3419 * gcc.c (give_switch): Don't write before start of string.
3420 Always append suffix.
3422 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
3424 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
3427 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3429 * README.ALTOS: Remove obsolete file.
3431 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3433 * c-lex.h (save_and_forget_protocol_qualifiers,
3434 forget_protocol_qualifiers, remember_protocol_qualifiers):
3435 Remove deleted functions' prototypes.
3437 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3439 * c-parse.in (methodtype): New production.
3440 (methoddef, methodproto): Collapse separate '-' and '+'
3443 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3445 * c-common.h (RID_FIRST_PQ): New.
3446 * c-parse.in (objc_pq_context): New.
3447 (objc parser): Set objc_pq_context rather than calling
3448 remember_protocol_qualifiers and forget_protocol_qualifiers.
3449 Don't call save_and_forget_protocol_qualifiers.
3450 (yylexname): Handle objc protocol qualifiers here.
3451 * stringpool.c (struct str_header): Replace with sp_hashnode.
3452 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
3453 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
3454 Allocate an IDENTIFIER_NODE for each identifier.
3455 (FORALL_STRINGS, set_identifier): Delete.
3456 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
3457 (ggc_alloc_string): Use an obstack.
3458 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
3459 * tree.h: Update comments.
3460 (set_identifier): Delete.
3461 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
3462 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
3463 remember_protocol_qualifiers): Delete.
3465 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
3467 * flow.c (life_analysis): After life analysis is complete, do
3468 an optional scan over insns looking for REG_LABEL notes that
3469 reference a deleted label.
3470 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
3471 before peeking at LABEL_NUSES.
3473 2001-05-15 Richard Henderson <rth@redhat.com>
3475 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
3476 (_Unwind_GetTextRelBase): New.
3478 2001-05-15 Mark Mitchell <mark@codesourcery.com>
3480 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3482 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
3484 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
3485 so that CHOOSE_SECTION gets used.
3487 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
3488 TARGET_RELOCATABLE like flag_pic for now.
3490 2001-05-15 David Edelsohn <edelsohn@gnu.org>
3492 * rs6000.md (movdi splitter): Sign extend more efficiently.
3493 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
3494 to "long long" valid on 32-bit and 64-bit hosts.
3495 (logical_operand): Cast trunc_int_for_mode return value.
3496 (rs6000_emit_move): Shift macro to encapsulate variable.
3497 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
3498 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
3499 plus_constant requires signed argument.
3501 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
3503 * gthr-posix.h: Make additional pthread-* functions weak.
3505 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
3507 * recog.c (apply_change_group): Avoid unneeded validating.
3509 2001-05-14 David Edelsohn <edelsohn@gnu.org>
3511 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
3512 (num_insns_constant): CONST_INT can be 64-bits.
3514 2001-05-14 Stan Shebs <shebs@apple.com>
3516 * config/darwin.h (LIB_SPEC): Just use -lSystem.
3517 (LIBGCC_SPEC): Don't define.
3519 2001-05-14 Richard Henderson <rth@redhat.com>
3521 * configure.in (gcc_cv_as_eh_frame): New test.
3522 * config.in, configure: Rebuild.
3523 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
3525 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3527 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
3528 extended precision divide.
3530 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3532 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
3533 for RETURNS as well.
3535 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
3537 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
3538 (CPP_CPU??_SIZE_TYPE): New.
3539 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
3540 (CPP_CPU_SPEC): ... here; support choosing of CPU.
3541 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
3542 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
3544 * i386.c (override_options): Add sorry about not suported modes.
3546 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
3548 * config/pa/som.h (NM_FLAGS): Remove.
3549 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
3550 (ASM_OUTPUT_SECTION_NAME): Remove.
3551 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
3553 2001-05-14 Mark Mitchell <mark@codesourcery.com>
3555 * regrename.c (regrename_optimize): Do not rename registers to
3558 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
3560 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
3561 contain MEMs. Remove useless distinction about clobbering
3564 2001-05-13 Geoff Keating <geoffk@redhat.com>
3566 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
3567 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
3568 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
3569 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3570 (EXCEPTION_SECTION): Define.
3572 2001-05-13 Zack Weinberg <zackw@stanford.edu>
3574 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
3575 binary backward compat only.
3576 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
3577 in LIB2FUNCS. Pass it to mklibgcc.
3578 * mklibgcc.in: Handle LIB2FUNCS_ST.
3580 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
3582 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
3584 * tm.texi (THREAD_MODEL_SPEC): Document it.
3585 * gcc.c (main): Use it.
3586 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
3587 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
3589 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3591 * rtl.h (SYMBOL_REF_WEAK): New macro.
3592 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
3593 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
3594 * rtl.texi (SYMBOL_REF_WEAK): Document it.
3595 * gcc.texi: Remove wrong description.
3597 2001-05-13 Mark Mitchell <mark@codesourcery.com>
3599 * Makefile.in (STAMP): New macro.
3600 Replace all uses of `touch' with $(STAMP).
3601 * fixinc/Makefile.in: Likewise.
3603 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3605 * configure.in: ldopen is never in -lexc, so don't test for it.
3606 Add test for exc_resume in -lexc for Ada.
3607 * configure: Regenerated.
3609 2001-05-12 Richard Henderson <rth@redhat.com>
3611 * dwarf2asm.c (size_of_encoded_value): New function.
3612 * dwarf2asm.h: Declare it.
3613 * except.c (output_function_exception_table): Align the TType
3614 array only as wide as the encoding.
3616 2001-05-12 Zack Weinberg <zackw@stanford.edu>
3618 * extend.texi: Document #pragma GCC java_exceptions.
3620 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3622 * c-parse.in (bison parser, init_reswords): Remove uses of
3624 * c-tree.h (doing_objc_thang): Remove.
3626 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3628 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
3629 about files not ending in newlines.
3631 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3633 * dwarfout.c (dwarfout_init): Add cast.
3634 * sched-deps.c (sched_analyze_insn): Remove unused vars.
3635 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
3637 * method.c (build_mangled_C99_name): Remove unused prototype.
3639 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3641 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
3643 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3645 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
3646 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
3648 2001-05-11 Richard Henderson <rth@redhat.com>
3650 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3651 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
3652 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
3653 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
3654 (dw2_output_indirect_constants): Prototype.
3655 * dwarf2out.c (dwarf2out_begin_prologue): Generate
3656 current_function_func_begin_label if we'll need it for EH. Exit
3657 early for IA64_UNWIND_INFO.
3658 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
3659 (eh_data_format_name): Update for indirect references.
3660 (output_function_exception_table): Care for IA64_UNWIND_INFO.
3661 Handle ASM_PREFERRED_EH_DATA_FORMAT.
3662 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
3663 define HAVE_eh_return etc.
3664 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
3665 (final_end_function): Don't call output_function_exception_table.
3666 * toplev.c (compile_file): Call dw2_output_indirect_constants.
3667 (rest_of_compilation): Invoke output_function_exception_table
3668 for ia64 before assemble_end_function.
3669 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
3670 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
3672 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
3673 * unwind.h: Declare them.
3674 * libgcc-std.ver: Export them.
3675 * unwind-pe.h: New file.
3677 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3679 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
3681 (find_fde_for_dso): Extract DT_PLTGOT.
3682 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
3683 the segment and gp as well.
3684 * config/ia64/frame-ia64.c: Remove file.
3685 * config/ia64/frame-ia64.h: Remove file.
3686 * config/ia64/unwind-ia64.c: New file.
3687 * config/ia64/unwind-ia64.h: New file.
3688 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
3689 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
3690 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
3691 (ASM_PREFERRED_EH_DATA_FORMAT): New.
3692 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
3693 (IA64_UNWIND_INFO): Re-enable.
3694 (HANDLER_SECTION): Remove.
3695 (EH_RETURN_DATA_REGNO): New.
3696 * config/ia64/ia64.md (exception_receiver): Remove.
3697 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
3698 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
3700 2001-05-11 Richard Henderson <rth@redhat.com>
3702 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
3703 calls and jumps to be bundled together.
3704 (ia64_reorg): Emit a break after a noreturn call that ends
3706 * config/ia64/ia64.md (break_f): New.
3708 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3710 * c-lex.c (lex_charconst): Convert into a simple wrapper
3711 around cpp_interpret_charconst, to which most of the code
3713 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
3714 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
3715 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
3716 (lex): Use cpp_interpret_charconst.
3717 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
3718 hex_digit_value): New functions.
3719 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
3720 * cpplib.h (cpp_interpret_charconst): New prototype.
3721 * Makefile.in: Update.
3723 2001-05-12 Dean Wakerley <dean@wakerley.com>
3725 * doc/install.texi: New file. Converted to texinfo from the HTML
3726 documentation in wwwdocs/htdocs/install.
3728 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
3730 * gcse.c (insert_insn_end_bb): Do not search for assignments to
3731 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3733 * toplev.c (compile_file): Move comment for opening output
3734 file to just before the code that opens the output file.
3736 2001-05-11 Jakub Jelinek <jakub@redhat.com>
3738 * regmove.c (regmove_optimize): Suppress the optimization for
3739 unchanging destination register. Add comment above function.
3741 2001-05-11 Zack Weinberg <zackw@stanford.edu>
3743 * Makefile.in: Exterminate all references to assert.h.
3744 * cross-make: Likewise.
3746 * configure.in: Correct commentary.
3747 * configure: Regenerate.
3749 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
3752 * config/t-freebsd, config/t-linux, config/t-linux-aout,
3753 config/t-netbsd, config/t-rtems, config/x-linux,
3754 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
3755 No need to override INSTALL_ASSERT_H.
3757 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
3758 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
3759 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
3761 2001-05-11 Graham Stott <grahams@redhat.com>
3763 * combine.c (simplify_comparison): Fix typo.
3765 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3767 * loop.h (struct movables): Remove `num'.
3768 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
3769 Adjust call to strength_reduce.
3770 (num_unmoved_movables): New function.
3771 (move_movables): Don't set movables->num.
3772 (strength_reduce): Compute the number of instructions in the loop
3773 here, rather than in the caller.
3774 (check_dbra_loop): Always clear reversible_mem_store if there
3775 are any memory sets.
3776 (loop_regs_scan): Don't count instructions here.
3777 (count_insn_in_loop): New function.
3779 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3781 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
3783 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
3785 * c-common.c (finish_label_expr): New function, lifted from
3786 from cp/semantics.c.
3787 * c-common.h (finish_label_expr, lookup_label): New prototypes.
3788 * c-parse.in: Move 3 blocks of parser code into new functions.
3789 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
3790 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
3791 (lookup_label): Remove.
3793 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
3795 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
3796 FLOAT_BIT_ORDER_MISMATCH.
3798 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3800 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
3801 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
3803 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3805 * expr.c (emit_group_load): extract_bit_field requires a REG or
3808 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
3810 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
3811 a computed jump into an unconditional jump.
3812 In second hunk of code for collapsing computed and conditional jumps
3813 into unconditional jumps, reemit the jump in additional cases.
3815 * jump.c (jump_optimize_1): Do not wrap the new jump target
3816 inside a LABEL_REF; gen_jump will do that automatically.
3818 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
3820 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
3821 contents for a SYMBOL_REF in case of floating point constants.
3823 2001-05-10 DJ Delorie <dj@redhat.com>
3825 * c-common.c (combine_strings): Widen strings in a
3826 host-endian-independent way.
3828 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
3830 * c-parse.in: Remove many shift/reduce conflicts. Update
3832 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
3833 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
3834 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
3835 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
3836 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
3837 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
3838 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
3839 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
3840 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
3841 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
3842 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
3843 typespec_reserved_nonattr, typespec_reserved_attr,
3844 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
3845 structsp_nonattr, components_notype, component_notype_declarator,
3846 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
3847 firstparm, setspecs_fp): New
3848 (typed_declspecs, reserved_declspecs, typed_typespecs,
3849 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
3850 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
3851 declmods_no_prefix_attr, nonempty_type_quals, structsp,
3852 type_quals): Remove. Users updated.
3853 (initdecls, notype_initdecls, after_type_declarator,
3854 parm_declarator, notype_declarator, absdcl1, components, ivars):
3855 Don't allow attributes at the start of a declarator; include them
3856 in the production containing the declarator instead. Always
3857 require type specifiers before trying to redeclare a typedef name.
3858 (typename): Allow for attributes but warn that they are ignored.
3859 (parmlist, firstparm, setspecs_fp): Include attributes in
3860 parmlist; suck them off the parser stack in firstparm using
3863 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
3865 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
3866 to determine if a block has an unconditional jump at its end.
3868 * jump.c (jump_optimize_1): When converting a conditional jump
3869 to an unconditional jump, build the jump using gen_jump instead
3870 of just modify operands in-place.
3872 2001-05-09 Zack Weinberg <zackw@stanford.edu>
3874 * cppinit.c (cpp_post_options): Shut off macro expansion if
3876 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
3877 IN_I directives only if the # is in column 1 and the directive
3878 name begins in column 2.
3879 * cppmain.c (scan_buffer): Insert a space between # and an
3880 identifier, when that identifier is a directive name.
3882 * tradcpp.c (struct file_buf): Add a pointer to the next entry
3883 in the header search path.
3884 (enum node_type): Add T_INCLUDE_NEXT.
3885 (directive_table): Add entry for include_next.
3886 (do_include_next): New function.
3887 (process_include): New routine, broken out of do_include.
3888 (finclude): Insert 'nhd' argument, to be copied into
3889 next_header_dir of the new buffer.
3890 (main): Adjust to match.
3891 * gsyslimits.h, limity.h: Un-indent #include_next.
3893 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
3895 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
3896 inclusion as a chapter of the GCC manual.
3897 * gcc.texi: Include objc.texi.
3898 * fdl.texi: Use @unnumberedsec for the addendum.
3899 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
3901 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3903 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
3905 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
3907 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
3908 handling of two-address insns.
3910 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
3912 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
3913 ../binutils/nm-new instead of ../binutils/nm.
3915 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3917 * i386.md (movdi splitter): Fix the splitting condition
3918 (float_extenddftf splitter): Fix mode.
3920 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
3922 * genrecog.c (write_switch): Avoid outputting of switch for
3923 types wider than int.
3925 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
3927 * reload1.c (copy_eh_notes): New function.
3928 (emit_input_reload_insns): Call it.
3929 (emit_output_reload_insns): Call it.
3931 2001-05-07 Zack Weinberg <zackw@stanford.edu>
3933 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
3935 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
3936 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
3938 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
3940 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
3942 * pa.md (interspace_jump): Revise comment.
3943 (builtin_longjmp): Block initial setup insns from delay slot of
3945 (builtin_setjmp_receiver): New expander to save and restore PIC
3948 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
3950 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
3952 * toplev.c (compile_file): Set up the output file before we call
3953 the various initializers for the compiler.
3955 * except.c (sjlj_mark_call_sites): Do not search for assignments to
3956 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3958 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
3959 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
3961 2001-05-06 Zack Weinberg <zackw@stanford.edu>
3963 * Makefile.in (tradcpp0): Correct typo in dependency list.
3965 2001-05-06 Geoff Keating <geoffk@redhat.com>
3967 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
3968 the link register if we're not going to use it.
3970 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
3971 (output_function_profiler): Likewise.
3973 2001-05-07 Alan Modra <amodra@one.net.au>
3975 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
3977 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
3979 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
3980 zero-extend it. Make abs_inc unsigned.
3982 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
3983 widest mode in narrowing and widening operations.
3985 * config/mips/mips.md: Sign extend CONST_INTs.
3987 2001-05-06 Andreas Jaeger <aj@suse.de>
3989 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
3990 (i386 Options): Document -momit-leaf-frame-pointer.
3992 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
3994 * c-typeck.c (internal_build_compound_expr): Check for
3995 array to pointer conversion just once.
3997 2001-05-05 Richard Henderson <rth@redhat.com>
3999 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
4001 2001-05-05 Richard Henderson <rth@redhat.com>
4003 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
4004 to the parent of the fixup region.
4006 2001-05-05 Jakub Jelinek <jakub@redhat.com>
4008 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
4010 * cpp.texi (__NO_INLINE): Document it.
4012 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
4014 * cppfiles.c (struct include_file): New member err_no.
4015 (find_or_create_entry): Set it.
4016 (open_file): Don't set fds to -2. Instead, use err_no to
4017 remember previous errors, if any.
4019 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4021 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
4022 between X and Y by using sequences of xgdx and xgdy.
4024 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4026 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
4027 of '!' for the 'D' alternative ('!' is too strong).
4028 ("*logicalsi3_silshl16"): Likewise.
4029 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
4030 ("movstrictsi"): Remove spurious '+'.
4031 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
4032 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
4033 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
4036 2001-05-04 David Edelsohn <edelsohn@gnu.org>
4038 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
4040 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
4042 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
4045 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4047 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
4050 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4052 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
4053 soft register, use ror instead of rol.
4055 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4057 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
4058 into account pre/post increment decrement for 68HC12.
4059 Fix other problems in replacement and fix call to reg_mentioned_p.
4061 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4063 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
4064 Put the soft registers in bss for 68HC12.
4065 (L_regs_d3_4): New for _.d3 and _.d4.
4066 (L_regs_d5_6): Likewise.
4067 (L_regs_d1_2): Likewise.
4068 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
4070 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4072 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
4073 to the pre-processor when -fshort-double is specified.
4074 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
4076 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4078 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
4079 (__mulsi3): Rewrite for 68HC12.
4080 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
4081 Mark 'x' constraint with earlyclobber to prevent a
4082 RELOAD_FOR_OTHER_ADDRESS to go in it.
4083 (mulhi3_m68hc12): New pattern.
4084 (mulhi3_m68hc11): Rename of mulhi3.
4085 (mulhi3): New expand for 68HC12 optimisation.
4086 (umulhisi3, mulhisi3): New patterns for 68HC12.
4088 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4090 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
4091 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
4092 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
4094 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4096 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
4097 constants cheap after reload.
4098 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
4100 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
4101 so that gcc prefers a shift by 16.
4102 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
4104 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
4106 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
4108 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4110 * alpha.h: NULL_PTR -> NULL.
4117 * i386.md: Likewise.
4120 * m68hc11.h: Likewise.
4121 * rs6000.h: Likewise.
4124 * sparc.h: Likewise.
4128 * final.c: Likewise.
4130 * recog.c: Likewise.
4132 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4134 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
4135 `bool' parameter to `int'.
4137 * hash.c (hash_lookup): Likewise.
4139 * hash.h (hash_lookup): Likewise.
4141 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
4143 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
4145 * i386.c (x86_initialize_trampoline): Fix mode of constant.
4147 2001-05-03 Geoff Keating <geoffk@redhat.com>
4149 * invoke.texi (i386 Options): Delete references to -malign-jumps,
4150 -malign-loops, -malign-functions.
4151 * i386.c (ix86_align_funcs): Delete.
4152 (ix86_align_loops): Delete.
4153 (ix86_align_jumps): Delete.
4154 (override_options): Mark -malign-* as obsolete. Emulate their
4155 behaviour with the -falign-* options. Default -falign-* from
4156 the processor table.
4157 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
4158 patch of Wed May 2 13:09:36 2001.
4159 (LOOP_ALIGN): Delete.
4160 (LOOP_ALIGN_MAX_SKIP): Delete.
4161 (LABEL_ALIGN_AFTER_BARRIER): Delete.
4162 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
4164 2001-05-04 Andreas Jaeger <aj@suse.de>
4166 * except.h: Add prototype declaration for
4167 expand_builtin_init_dwarf_reg_sizes.
4169 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
4171 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
4173 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4175 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
4177 ("bitcmpqi2"): New pattern for bit-extract and test.
4178 ("bitcmphi"): New pattern for bitb/bita instructions.
4180 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
4182 * gccbug.in: Use a temporary directory when the mktemp command is
4185 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4187 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
4189 (INITIALIZE_TRAMPOLINE): Call it.
4190 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
4191 (TRAMPOLINE_TEMPLATE): Remove.
4192 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
4193 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
4196 2001-05-03 David O'Brien <obrien@FreeBSD.org>
4198 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
4199 and crtendS.o with PIC.
4201 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4203 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
4205 (___subdi3, ___adddi3): Use x instead of y as index register.
4206 (__init_bss_section, __map_data_section): Optimize for 68HC12.
4207 (__memset, __memcpy): Likewise.
4208 (regs): Put the soft registers in bss for 68HC12.
4209 (abort): Use trap to abort for 68hc12.
4210 (__mulhi3, __mulhi32): Use emul for 68hc12.
4211 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
4213 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4215 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
4216 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
4217 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
4218 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
4219 Set 68HC12 min offset to -65536.
4220 (print_operand): Put parenthesis arround the operand if it refers
4221 to a symbol having the same name as a register.
4222 (m68hc11_z_replacement): When z register is replaced by its
4223 equivalent soft register, force the insn to be re-recognized.
4224 (m68hc11_check_z_replacement): Fix the test when destination is
4225 the index register and z dies in the insn.
4226 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
4228 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4230 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
4231 costs according to processor variant.
4232 (m68hc11_shift_cost): New function to compute shift costs.
4233 (m68hc11_rtx_costs): Define costs according to processor variant.
4234 (m6811_cost): Costs for 68HC11.
4235 (m6812_cost): Costs for 68HC12.
4236 (COSTS_N_INSNS): Remove.
4238 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
4239 (DEFAULT_RTX_COSTS): Remove.
4240 (CONST_COSTS): Define costs according to OUTER_CODE.
4241 (processor_costs): New struct to define costs.
4242 (m68hc11_cost): Pointer to current costs.
4244 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4246 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
4247 and use m68hc11_notice_keep_cc when using leax/leay.
4248 (addhi3 split): Reject split if the insn is handled by
4250 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
4251 push must be handled in a special way if the source operand uses
4252 sp as index register.
4253 (m68hc11_notice_keep_cc): New function.
4254 (m68hc11_gen_movhi): Use it when an insn changes a register but
4256 (m68hc11_gen_movqi): Fix move for 68HC12.
4257 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
4259 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4261 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
4262 and don't pass operands[0] to emit_library_call_value.
4264 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4266 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
4267 (zero_extendsi split): Simplify and use (zero_extendhi).
4268 (*addhi3): Remove 'w' constraint since stack pointer is handled
4270 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
4271 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
4272 (*ashrhi3_const): Fix shift by 7.
4273 (*lshrsi3_const16): Fix template.
4274 (call, call_value): Fix constraint and predicate.
4276 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4278 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
4279 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
4280 (CC_REGNUM): Likewise.
4281 (*unnamed splits): Use above constants instead of hard coded numbers.
4282 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
4283 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
4284 (*return_16bit, *unnamed peepholes): Likewise.
4286 2001-05-03 David O'Brien <obrien@FreeBSD.org>
4288 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
4289 rs6000/rs6000.h twice.
4291 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
4293 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
4294 (CPP_SPEC): Conditionally define MSDOS and GO32.
4295 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
4296 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
4298 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
4300 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
4302 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
4304 2001-05-03 Mark Mitchell <mark@codesourcery.com>
4306 * integrate.h (struct inline_remap): Add leaf_reg_map table.
4307 * integrate.c (expand_inline_function): Use xcalloc to allocate
4309 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
4312 2001-05-03 Mark Mitchell <mark@codesourcery.com>
4314 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
4317 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
4319 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
4320 linker if -mrelax is given.
4321 (TARGET_SWITCHES): Document -mrelax.
4323 Re-installed 2001-01-09's patch:
4324 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
4325 if it's wider than long and the target's long is wider than the
4328 2001-05-02 David O'Brien <obrien@FreeBSD.org>
4330 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
4331 directly include rs6000/rs6000.h. Instead do it in tm.h.
4333 2001-05-02 Stan Shebs <shebs@apple.com>
4335 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
4336 NSConstantString for NeXT-style runtimes.
4337 (STRING_OBJECT_GLOBAL_NAME): New macro.
4338 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
4339 OCTI_STRING_CLASS_DECL.
4340 (constant_string_global_id): New macro.
4341 (string_class_decl): Ditto.
4342 (setup_string_decl): New function.
4343 (build_objc_string_object): Use it to build a NeXT runtime
4344 compatible string initializer.
4346 2001-05-02 Jakub Jelinek <jakub@redhat.com>
4348 * tradcpp.c (do_define): Make sure we don't walk past limit.
4350 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4352 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
4353 offsets if not REG_OK_STRICT.
4355 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
4356 (INT_REG_OK_FOR_INDEX_P): Likewise.
4357 (INT_REG_OK_FOR_BASE_P): Likewise.
4358 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
4359 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
4360 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
4361 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
4362 REG_OK_FOR_BASE_P. Take an additional parameter.
4363 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
4364 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
4365 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
4366 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
4367 rs6000_legitimate_address() and use it.
4368 * config/rs6000/rs6000.c: Update all callers.
4369 (rs6000_legitimate_address): New function.
4371 2001-05-02 David Edelsohn <edelsohn@gnu.org>
4373 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
4374 special_constant conditional blocks together.
4376 2001-05-02 Dale Johannesen <dalej@apple.com>
4378 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
4380 (STRICT_ARGUMENT_NAMING): Define.
4381 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
4382 function_arg_partial_nregs, setup_incoming_varargs): Remove
4383 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
4386 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4388 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
4390 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
4393 * expr.c (store_field): Do nothing except elaborate side-effects if
4396 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4398 * c-lex.c: NULL_PTR -> NULL.
4400 * emit-rtl.c: Likewise.
4402 * genpeep.c: Likewise.
4404 * mips-tdump.c: Likewise.
4405 * reload1.c: Likewise.
4406 * rtlanal.c: Likewise.
4408 * stor-layout.c: Likewise.
4409 * toplev.c: Likewise.
4411 2001-05-01 Per Bothner <per@bothner.com>
4413 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
4414 call do_pending_stack_adjust before emiting label.
4416 2001-05-01 Mark Mitchell <mark@codesourcery.com>
4418 * extend.texi: Fix typo.
4420 2001-05-01 Stan Shebs <shebs@apple.com>
4422 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
4423 of UOBJC_MODULES_decl.
4424 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
4425 (generate_descriptor_table): Ditto.
4426 (generate_protocols): Ditto.
4427 (generate_protocol_list): Ditto.
4428 (generate_classref_translation_entry): Ditto.
4430 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
4432 * invoke.texi (Optimize Options): Add documentation for `--param
4433 max-delay-slot-insn-search' and `--param
4434 max-delay-slot-live-search' and reorder --param section.
4435 * params.def: Modify initial comment.
4436 * params.h (param_info): Add `help' member.
4437 * toplev.c (lang_independent_params): Include `help' description.
4438 (display_help): Print --param parameters.
4440 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4442 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
4443 Remove references to deleted files.
4444 (*-*-openbsd): No need to override xmake_file.
4445 (*-*-sysv4): Treat like *-*-sysv.
4447 * configure.in: Probe for ldopen in various places, and set up
4448 collect2 to be linked with them if found.
4449 Don't dink with Windows registry stuff unless $host_os is a
4450 Win32 os name. Check to see if we need -ladvapi32.
4451 * configure: Regenerate.
4453 * Makefile: Get rid of CLIB and HOST_CLIB.
4454 Substitute in COLLECT2_LIBS and link collect2 against its contents.
4455 * build-make: Get rid of HOST_CLIB.
4457 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
4458 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4459 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4460 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
4461 config/rs6000/x-rs6000: Delete.
4463 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
4466 24 x-host fragments remain, 0 x-cpu, 3 top level.
4468 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4470 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
4471 * configure: Regenerate.
4473 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
4475 * Makefile.in (install-headers): Remove redundant dependency.
4477 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
4479 * c-tree.texi (USING_STMT): Document.
4481 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4483 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
4484 * c-common.c: Likewise.
4485 * c-decl.c: Likewise.
4486 * combine.c: Likewise.
4487 * rs6000.c: Likewise.
4488 * except.c: Likewise.
4489 * explow.c: Likewise.
4491 * fold-const.c: Likewise.
4492 * function.c: Likewise.
4495 * integrate.c: Likewise.
4497 * objc/objc-act.c: Likewise.
4498 * recog.c: Likewise.
4499 * reg-stack.c: Likewise.
4500 * reload.c: Likewise.
4501 * reload1.c: Likewise.
4502 * simplify-rtx.c: Likewise.
4504 * varasm.c: Likewise.
4506 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
4508 * diagnostic.def: New file.
4509 * diagnostic.h (diagnostic_t): New enum.
4510 * Makefile.in (diagnostic.o): Depend on diagnostic.def
4512 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4514 * tsystem.h: Test only POSIX for availability of string.h
4516 * config.gcc (all systems): If USG appeared in xm_defines,
4517 change it to POSIX. If both USG and POSIX appeared, just
4518 delete USG. Remove unnecessary quotes around xm_defines
4520 (m68k-crds-unos*): Don't #define unos - tested nowhere.
4521 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
4522 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
4523 powerpc-*-linux*): No need to set xm_defines - handled by
4524 global settings for *-*-linux*.
4526 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4528 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
4529 Always include gstab.h, not system stab.h. Don't provide
4530 default definitions of N_CATCH or N_OPT. Always use the
4531 gstab.h variant of STAB_CODE_TYPE.
4532 * final.c: Don't include stab.h/gstab.h at all, or provide
4533 defaults for N_SLINE and N_SOL.
4535 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
4536 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
4538 * sdbout.c: Always include gsyms.h instead of system syms.h.
4540 * configure.in: No need to check for stab.h.
4541 * configure, config.in: Regenerate.
4542 * Makefile.in (final.o): Don't depend on gstab.h.
4544 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4545 Richard Henderson <rth@redhat.com>
4547 * extend.texi: Improve documentation of volatile asms.
4549 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4551 * c-tree.texi: Fix thinko.
4552 * gcc.texi: Likewise.
4554 2001-04-30 Richard Henderson <rth@redhat.com>
4556 * c-common.c (c_promoting_integer_type_p): New function, from the
4557 corpse of old macro. Properly promote too-small enumerations and
4558 booleans. Adjust all callers.
4559 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
4560 (c_promoting_integer_type_p): Declare.
4561 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
4562 * c-typeck.c: Likewise.
4563 (default_conversion): Remove now redundant boolean check.
4565 2001-04-30 Jan Hubicka <jh@suse.cz>
4566 Richard Henderson <rth@redhat.com>
4568 * regmove.c (try_apply_stack_adjustment): Remove now redundant
4570 (combine_stack_adjustments_for_block): Don't combine stack
4571 allocation followed by deallocations. Handle grow-up stacks.
4573 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4575 * fdl.texi: New file.
4576 * c-tree.texi: Use the GFDL.
4577 * gcc.texi: Likewise.
4579 2001-04-30 Stan Shebs <shebs@apple.com>
4581 * invoke.texi: Add a section documenting Objective-C options.
4583 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
4585 * emit-rtl.c (try_split): Copy EH notes to sequence.
4587 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4589 * regmove.c (record_stack_memrefs): Catch all references to the
4592 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
4594 * Makefile.in (stmp-fixinc): quote shell assignment values
4596 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4598 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
4602 * prefix.c: Likewise.
4604 2001-04-28 Stan Shebs <shebs@apple.com>
4606 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
4607 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
4608 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
4609 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
4611 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
4612 (NEXT_OBJC_RUNTIME): Define.
4614 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
4616 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
4617 * simplify-rtx.c (simplify_gen_relational): Likewise.
4619 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
4621 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
4622 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
4624 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
4625 registers in SSE case; fix handling of the immediates.
4626 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
4627 operands to be in regsiters before reload.
4628 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
4629 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
4630 (abstf,absxf,negtf,negxf splitters): Compute
4631 properly the regnum for x86_64.
4632 (avsdf2_if_rex64): New.
4634 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
4636 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
4637 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
4638 into the constant pool.
4639 * jump.c (jump_optimize_1): Remove barrier successors after all
4640 the LABEL_NUSES counds have been computed.
4641 (delete_barrier_successors): When deleting a tablejump insn, also
4642 delete the jump table it uses.
4643 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
4646 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
4648 * pa.c (FRP): Remove erroneous white space in macro definition.
4650 2001-04-28 Andreas Jaeger <aj@suse.de>
4652 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
4654 * extend.texi: Likewise.
4655 * tm.texi: Likewise.
4657 2001-04-28 Andreas Jaeger <aj@suse.de>
4659 * md.texi: Use XX-bit instead of XXbit or XX bit where
4662 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
4664 * gcc.c (process_command): Allow -l lib in addition to -llib
4665 for POSIX compliance. This fixes PR c/2347.
4667 * invoke.texi: Update section on Link Options accordingly.
4669 2001-04-27 Zack Weinberg <zackw@stanford.edu>
4671 * function.c (purge_addressof_1): Remove the duplicate
4672 if (code == SET) block. Fold the two if (code == ADDRESSOF)
4675 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
4677 * except.c (expand_eh_region_start): Don't start a new block.
4678 (expand_eh_region_end): Don't end a block.
4679 * stmt.c (expand_end_bindings): Don't end EH blocks.
4680 (expand_decl_cleanup): Starting an EH region won't change the block.
4681 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
4682 (is_eh_region): Lose.
4685 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
4687 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
4689 * collect2.c (main): Add `-L' case to remove duplicate entries.
4690 (is_in_args): New function to check for a duplicate argument.
4691 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
4692 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
4693 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
4694 Define to be nonzero.
4696 2001-04-27 Andreas Jaeger <aj@suse.de>
4697 Richard Henderson <rth@redhat.com>
4699 * md.texi (Machine Constraints): Document additional i386
4700 constraints and fix description of "A".
4702 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
4704 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
4706 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
4708 * except.c (get_exception_filter): word_mode, not Pmode.
4710 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
4712 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
4713 common to other movsf patterns. Move up so that in future
4714 people who change the other patterns will change it too.
4715 (movsf_lo_sum): Allow even for soft-float; add appropriate
4717 (movsf_high): Likewise.
4718 (movsf_high+1): Allow even for soft-float.
4720 * function.c (expand_function_end): Always clobber the
4721 return registers, even if there is no return label.
4723 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4725 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
4727 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
4729 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
4730 (pushqi2_rex64, pushhi2_rex64): Add.
4732 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
4734 * except.c (expand_eh_region_end_cleanup): Force pending stack
4735 adjust before emitting label that branches around cleanup code.
4737 2001-04-26 H.J. Lu (hjl@gnu.org)
4739 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
4741 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
4743 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
4744 (ASM_OUTPUT_SECTION_NAME): Likewise.
4745 (ASM_WEAKEN_LABEL): Likewise.
4746 (UNIQUE_SECTION): Likewise.
4747 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4748 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4749 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
4750 (ASM_OUTPUT_SECTION_NAME): Likewise.
4751 (ASM_WEAKEN_LABEL): Likewise.
4752 (UNIQUE_SECTION): Likewise.
4753 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4754 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4755 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
4756 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
4757 (ASM_FILE_START): Likewise.
4758 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4759 (ASM_DECLARE_OBJECT_NAME): Likewise.
4760 (ASM_FILE_END): Likewise.
4761 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4762 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
4763 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4764 (ASM_OUTPUT_CASE_LABEL): Likewise.
4765 (ASM_OUTPUT_SKIP): Likewise.
4766 (ASM_OUTPUT_ASCII): Likewise.
4767 (ASM_OUTPUT_IDENT): Likewise.
4768 (READONLY_DATA_SECTION): Likewise.
4769 (EXTRA_SECTIONS): Likewise.
4770 (EXTRA_SECTION_FUNCTIONS): Likewise.
4771 (SELECT_RTX_SECTION): Likewise.
4772 (SELECT_SECTION): Likewise.
4774 * config/mips/linux.h (INVOKE__main): Undefine.
4775 (CTOR_LIST_BEGIN): Likewise.
4776 (CTOR_LIST_END): Likewise.
4777 (DTOR_LIST_BEGIN): Likewise.
4778 (DTOR_LIST_END): Likewise.
4779 (SET_ASM_OP): Defined it to ".dummy".
4780 (ASM_OUTPUT_DEF): Defined.
4781 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
4783 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
4785 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
4786 assembler supports .p2align.
4788 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
4790 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
4792 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4794 * integrate.c (expand_inline_function): Check for error_mark_node
4797 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4799 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
4802 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
4804 * configure.in (configargs.h): Define thread_model.
4805 * configure: Rebuilt.
4806 * gcc.c (main): Print it with -v.
4808 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
4810 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
4811 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
4812 * gcc.1: Regenerate.
4814 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4816 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
4817 is_redundant_typedef): Use static inline instead of inline static.
4819 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
4821 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
4822 this directory is always searched.
4824 2001-04-25 Richard Henderson <rth@redhat.com>
4826 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
4827 of registers to restore along non eh_return path.
4829 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4831 * c-format.c (check_format_info_recurse): Handle
4832 PLUS_EXPR for format string.
4834 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4836 * config/ia64/ia64.h (CC1_SPEC): Define.
4837 * config/ia64/linux.h (CC1_SPEC): Define.
4839 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
4841 * emit-rtl.c (constant_subword): Also do sign extension in
4842 BITS_PER_WORD == 16 case.
4844 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
4846 * loop.c (try_swap_copy_prop): Go back to checking insn.
4848 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4850 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
4851 if check_mode is non-zero.
4853 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4855 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
4856 out and comparison sequence has been detected, put result into
4857 proper temporary pseudo.
4859 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4861 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
4862 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
4863 * libgcc2.c: Remove __dummy and __builtin_saveregs.
4864 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
4865 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
4866 for future reference.
4868 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
4870 * except.c (reachable_handlers): Step out one level from a RESX.
4872 * except.c (struct eh_region): Rename 'last' to 'resume'.
4873 (mark_eh_region, duplicate_eh_region_1): Adjust.
4874 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
4875 (build_post_landing_pads): Likewise.
4876 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
4877 (expand_eh_region_end_must_not_throw): Likewise.
4878 (connect_post_landing_pads): Thread (only) regions with non-deleted
4881 * except.c (expand_eh_region_end_cleanup): Save the EH return data
4882 registers around the cleanup.
4883 (get_exception_filter): New fn.
4884 (finish_eh_generation): Use it.
4886 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
4888 * c-semantics.c (add_scope_stmt): Don't call
4889 current_scope_stmt_stack multiple times.
4891 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4892 Nathan Sidwell <nathan@codesourcery.com>
4894 Lazy __FUNCTION__ generation.
4895 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
4896 RID_C99_FUNCTION_NAME): New _RIDs.
4897 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
4898 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
4899 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
4901 (function_id_node, pretty_function_id_node, func_id_node): Remove.
4902 (c99_function_name_decl_node, function_name_decl_node,
4903 pretty_function_name_decl_node, saved_function_name_decls):
4905 (struct language_function): Remove x_function_name_declared_p.
4906 (make_fname_decl): Remove a parameter.
4907 (declare_function_names): Remove prototype.
4908 (start_fname_decls, finish_fname_decls): Prototype.
4909 (fname_as_string): Likewise.
4910 (fname_string, fname_decl): Likewise.
4911 * c-common.c (make_fname_decl): Adjust.
4912 (struct fname_var_t): New struct.
4913 (fname_vars): New static array.
4914 (declare_function_name): Remove.
4915 (start_fname_decls, finish_fname_decls): New functions.
4916 (fname_as_string): New function from remnants of
4917 declare_function_name.
4918 (fname_string, fname_decl): New functions.
4920 * c-decl.c (c_function_name_declared_p): Remove.
4921 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
4922 don't call declare_function_name. Call start_fname_decls.
4923 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
4924 clobber the line number. Call finish_decl.
4925 (start_function): Call start_fname_decls.
4926 (finish_function): Call finish_fname_decls.
4927 Remove c_function_name_declared_p.
4928 (push_c_function_context): Don't push c_function_name_declared_p.
4929 (pop_c_function_context): Don't pop c_function_name_declared_p.
4930 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
4931 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
4932 (program): Call finish_fname_decls for C.
4933 (primary): Add VAR_FUNC_NAME.
4934 (reswords): Add slots for __FUNCTION__ et al.
4935 (rid_to_yy): Add mappings for __FUNCTION__ et al.
4936 (yylexname): If it's a STRING_FUNC_NAME generate the function name
4937 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
4938 * c-semantics.c (prune_unused_decls): Remove.
4939 (finish_stmt_tree): Don't call prune_unused_decls.
4940 (genrtl_decl_stmt): Don't prune unused decls here.
4942 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
4944 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
4945 constant pool, use the pool's SYMBOL_REF instead.
4947 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
4950 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
4952 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
4953 passing nested NOP_EXPRs to fold.
4955 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
4957 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
4959 2001-04-22 Mark Mitchell <mark@codesourcery.com>
4961 * loop.c (loop_delete_insns): Add prototype.
4963 2001-04-23 Phil Edwards <pme@sources.redhat.com>
4965 * configure.in: Remove ENABLE_STD_NAMESPACE.
4966 * config.in: Regenerated.
4967 * configure: Regenerated.
4969 2001-04-22 Stan Shebs <shebs@apple.com>
4971 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
4973 * config/rs6000/xm-darwin.h: Remove file.
4975 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4977 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
4978 (write_c_file_stat): Likewise.
4980 * dbxout.c (dbxout_init): Likewise.
4982 * profile.c (output_func_start_profiler): Likewise.
4984 2001-04-22 Philipp Thomas <pthomas@suse.de>
4986 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
4987 require it instead of the CVS version.
4988 * cpperror.c (v_message): Put a blank before the macro
4989 body to not confuse exgettext.
4991 2001-04-21 Mark Mitchell <mark@codesourcery.com>
4993 * flow.c (proagate_one_insn): Remove useless assignment.
4994 * jump.c (delete_insn): Tidy.
4995 * loop.c (try_copy_prop): When deleting an instruction with a
4996 REG_RETVAL note, delete the entire libcall sequence.
4997 (loop_delete_insns): New function.
4998 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
4999 we're not substituting into them yet.
5001 2001-04-21 Kazu Hirata <kazu@hxi.com>
5003 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
5005 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
5007 * config/i960/i960.c (signed_arith_operand): Likewise.
5009 * calls.c (expand_call): Fix a comment typo.
5011 2001-04-20 Zack Weinberg <zackw@stanford.edu>
5013 * configure.in: Probe for times, clock, struct tms, and clock_t.
5014 * configure, config.in: Regenerate.
5015 * timevar.c: Replace ifdef forest in get_time with (relatively)
5016 straightforward series of checks based on autoconf's probes.
5018 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
5020 * config/pa/som.h (NM_FLAGS): Define.
5022 2001-04-20 Bernd Schmidt <bernds@redhat.com>
5024 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
5026 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
5027 * ia64.c (nop_cycles_until): New function.
5028 (prev_cycle, prev_first, last_issued): New static variables.
5029 (ia64_sched_reorder): Additional arg for clock.
5030 On final scheduling pass, emit extra NOPs as needed.
5031 Set prev_first and prev_cycle.
5032 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
5033 (ia64_variable_issue): Set last_issued.
5035 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
5037 * config/i386/i386.c (ix86_expand_int_movcc,
5038 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
5040 2001-04-20 Geoff Keating <geoffk@redhat.com>
5042 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
5043 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
5044 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
5045 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
5046 ctrdi_internal6): In the short-branch case, this insn is only 4
5047 bytes long. Reported by Reza Yazdani <reza@apple.com>.
5049 2001-04-20 Jakub Jelinek <jakub@redhat.com>
5051 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
5052 "=u" is used together with "st" resp. "st(1)" clobber.
5054 2001-04-20 Jakub Jelinek <jakub@redhat.com>
5056 * gcse.c (gcse_main): Fix comment typo.
5057 (delete_null_pointer_check): Likewise.
5058 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
5059 * cse.c (cse_insn): Likewise.
5060 * function.c (fixup_var_refs_insns_with_hash): The sequence is
5063 2001-04-19 Zack Weinberg <zackw@stanford.edu>
5065 * toplev.c: Excise all code for the undocumented -dm option.
5066 (float_signal): Call signal just once, unconditionally.
5068 2001-04-19 Geoff Keating <geoffk@redhat.com>
5070 * fold-const.c (fold): Use first_rtl_op rather than
5071 TREE_CODE_LENGTH when looping over parameters of a tree.
5072 Correct strange grouping in test for evaluated SAVE_EXPR.
5074 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
5076 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
5077 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
5079 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
5080 name at 32 total characters.
5081 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
5082 functions in named sections -- data items can still go into unique
5083 sections, but they have normal names (ie $LIT$ and $DATA$).
5085 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
5088 2001-04-19 DJ Delorie <dj@redhat.com>
5090 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
5091 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
5092 * config/i386/cygwin.h: Likewise.
5093 * config/i386/mingw32.h: Likewise.
5094 * config/vax/vms.h: Likewise.
5095 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
5097 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
5098 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
5099 * config/i386/xm-cygwin.h: Likewise.
5100 * config/i386/xm-djgpp.h: Likewise.
5101 * config/i386/xm-mingw32.h: Likewise.
5102 * config/vax/xm-vms.h: Likewise.
5104 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
5105 instead of OBJECT_SUFFIX.
5106 * collect2.c (find_a_file): Look for files matching the extension
5107 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
5108 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
5109 TARGET_EXECUTABLE_SUFFIX.
5110 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
5111 (make_relative_prefix): Likewise.
5112 (convert_filename): Use TARGET_ suffixes throughout. Remove
5114 (process_command): Likewise.
5115 (do_spec_1): Likewise.
5116 * java/lang.c (init_parse): Likewise.
5118 * gcc.texi : Document four new options matching the pattern
5119 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
5120 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
5121 documentation for NO_AUTO_EXE_SUFFIX.
5123 2001-04-19 Mark Mitchell <mark@codesourcery.com>
5125 * toplev.h (struct lang_hooks): Allow decode_option to indicate
5126 that language-independent processing should not be done.
5127 * toplev.c (main): Adjust accordingly.
5129 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
5130 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
5132 * mips.md (reload_outputdi): Require that operand0 be a
5135 2001-04-19 Jakub Jelinek <jakub@redhat.com>
5137 * invoke.texi (-Wshadow): Clarify.
5139 2001-04-18 Mark Mitchell <mark@codesourcery.com>
5141 * loop.c (load_mems): Examine all the instructions in the loop
5142 before concluding that all jumps branch to the first instruction
5145 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
5147 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
5149 2001-04-18 Jakub Jelinek <jakub@redhat.com>
5151 * cpp.texi (-Wwhite-space): Remove.
5152 (-Wall): -Wall does not imply -Wwhite-space.
5154 2001-04-17 Zack Weinberg <zackw@stanford.edu>
5156 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
5157 use it instead of blindly generating a .stabs.
5158 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
5160 * xcoffout.c: Don't bother defining default for N_CATCH.
5161 (UNKNOWN_STAB): Use internal_error.
5162 (stab_to_sclass): Remove now-unnecessary aborts.
5163 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
5165 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
5167 * jump.c (mark_all_labels): Canonicalize the tail recursion
5168 label attached to CALL_PLACEHOLDER insns.
5170 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5172 * output.h (dump_flow_info, free_basic_block_vars,
5173 which_alternative): Delete redundant prototypes.
5175 * rtl.h (bss_section): Likewise.
5177 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
5179 * dbxout.c (N_OPT): Define if not available from <stab.h>
5181 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
5183 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
5184 libraries and native K&R compilers.
5186 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5188 * c-typeck.c (convert_arguments): Don't check for width changes
5191 * invoke.texi (-Wtraditional): Update documentation.
5193 2001-04-16 Zack Weinberg <zackw@stanford.edu>
5195 * toplev.c (output_lang_identify): Delete.
5196 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
5197 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
5198 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
5199 after calling ASM_FILE_END.
5201 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
5202 Instead, unconditionally emit an N_OPT stab with string equal
5203 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
5205 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
5207 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
5208 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
5209 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
5210 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
5211 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
5212 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
5213 config/i370/i370.h, config/i386/beos-elf.h,
5214 config/i386/osf1elf.h, config/i386/osfrose.h,
5215 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
5216 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
5217 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
5218 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
5219 config/mips/iris6.h, config/mips/osfrose.h,
5220 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
5221 config/sparc/sp64-elf.h:
5222 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
5223 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
5225 * config/elfos.h, config/freebsd.h, config/linux.h,
5226 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
5227 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
5228 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
5229 of ASM_FILE_START which merely emit a .version directive. Delete
5230 definitions of ASM_FILE_END which merely emit an .ident directive.
5232 * config/avr/avr.h, config/vax/vax.h: Delete definition of
5233 ASM_IDENTIFY_GCC and move part of its logic into
5236 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
5237 config/sparc/linux-aout.h: Don't emit .version directive in
5240 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
5241 (output_file_start): Correct comment.
5243 * config/i386/osfrose.h: Don't emit trailing .ident directive.
5244 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
5246 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
5247 * config/rs6000/aix.h: Correct comment.
5249 * config/i386/i386afe.h: Delete.
5250 * config.gcc: Remove references to i386afe.h.
5252 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
5253 other macros deleted by this patch were undocumented.
5255 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
5257 * pa.md (reload_outdi): Operand 0 must be a non hard register.
5259 * pa.c (secondary_reload_class): SAR<->FP copies require a
5262 * install.texi (mips-mips-bsd): Update list of functions
5263 required to include memmove.
5264 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
5265 used functions to include memmove.
5267 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
5269 * i386.md (sqrtdf2): SFmode should be DFmode.
5271 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
5273 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
5274 (find_moveable_store): Likewise.
5276 2001-04-15 Jim Wilson <wilson@redhat.com>
5278 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
5280 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
5282 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
5283 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
5285 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
5287 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
5290 2001-04-14 Alan Modra <amodra@one.net.au>
5292 * pa.c (force_mode): New function.
5293 (emit_move_sequence): Use it instead of generating new rtx_REGs.
5295 2001-04-13 Jim Wilson <wilson@redhat.com>
5297 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
5298 (first_instruction): New static variable.
5299 (rtx_needs_barrier): Return 1 for alloc.
5300 (init_insn_group_barriers): Set first_instruction.
5301 (rws_sum): Delete duplicate definition.
5302 (group_barrier_needed_p): Return 0 when first_instruction true.
5303 (safe_group_barrier_needed_p): Save and restore first_instruction
5304 around group_barrier_needed_p call.
5306 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
5308 * expr.h (enum libfunc_index): Add LTI_memmove.
5309 (memmove_libfunc): Define macro.
5310 * optabs.c (init_optabs): Initialize memmove_libfunc.
5311 * expr.c (expand_assignment): Use memmove_libfunc instead of
5314 2001-04-13 Alan Modra <alan@linuxcare.com.au>
5316 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
5319 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5321 * Makefile.in (reg-stack.o): Depend on reload.h.
5322 (insn-attrtab.o): Depend on flags.h.
5324 * genattrtab (main): Include flags.h in insn-attrtab.c.
5326 * reg-stack.c: Include reload.h.
5328 * sparc.h (flag_pic): Delete redundant declaration.
5330 * output.h (flag_pic): Likewise.
5332 * tree.h (pedantic): Likewise.
5334 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5336 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
5338 * jump.c, regmove.c, toplev.c: Include reload.h.
5340 * reload.h (reload_cse_regs): Declare.
5342 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
5343 reload_cse_regs, init_reload, mark_home_live, reload,
5344 init_caller_save): Delete redundant prototypes.
5346 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5348 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
5350 * regclass.c, ssa.c: Include expr.h.
5352 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
5353 gen_move_insn): Delete redundant declarations.
5355 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5357 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
5358 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
5359 MAKEINFO and MAKEINFOFLAGS too.
5360 (stage4_build): Correctly order -B flags.
5362 2001-04-13 Alan Modra <amodra@one.net.au>
5364 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
5365 PIC_OFFSET_TABLE_SAVE_RTX.
5366 (zdepi_cint_p): Describe zdepi insn.
5367 Formatting and white space fixes throughout file.
5369 * pa.c (uint32_operand): Don't use long constant >= 2^32.
5370 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
5371 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
5372 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
5373 (output_64bit_and): Use plain `int's for shift counts.
5374 (output_64bit_ior): Likewise.
5375 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
5376 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
5379 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
5380 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
5381 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
5382 NEW_HP_ASSEMBLER into one. Kill warnings.
5384 * pa-gas.h: Delete file.
5385 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
5386 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
5387 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
5388 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
5390 * config/pa/mill32.S: New file.
5391 * config/pa/mill64.S: New file.
5392 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
5393 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
5394 * config/pa/t-linux64: New file.
5395 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
5396 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
5397 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
5399 * elfos.h (SELECT_SECTION): Undef before defining.
5400 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
5401 (LIB_SPEC): Remove -lmilli.
5402 (DBX_REGISTER_NUMBER): Remove.
5403 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
5404 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
5405 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
5406 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
5407 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
5408 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
5409 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
5410 TARGET_GAS): Define.
5411 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
5412 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
5413 regs if we don't have a prototype.
5414 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
5415 * pa.h (TARGET_ELF32): Default to 0 if undefined.
5416 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
5417 EH_RETURN_HANDLER_RTX): Define.
5418 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
5419 (DWARF_FRAME_REGNUM): Define.
5420 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
5421 * pa32-linux.h: New file.
5422 * pa64-linux.h: New file.
5424 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5425 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
5426 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
5427 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
5428 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
5429 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
5430 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
5431 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
5432 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
5433 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
5434 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
5435 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
5436 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
5437 * pa64-hpux.h: New file.
5438 (ASM_FILE_START): Correct typo.
5439 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
5440 * config.gcc: Modify for above.
5442 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
5444 * jump.c (jump_optimize_1): Don't delete dead stores here.
5445 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
5446 prior to running jump optimize before cse2.
5448 2001-04-12 Richard Henderson <rth@redhat.com>
5450 * Makefile.in (regmove.o): Depend on except.h.
5451 * regmove.c: Include it.
5453 2001-04-12 Stan Shebs <shebs@apple.com>
5455 * objc/objc-act.c: Remove all code ifdefed with the never-used
5456 macro OBJC_INT_SELECTORS.
5457 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
5458 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
5460 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
5462 * config/pa/quadlib.c: Add prototypes.
5464 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5466 * bitmap.h (debug_bitmap): Delete redundant prototype.
5468 * rtl.h (get_frame_size): Likewise.
5470 2001-04-12 Jim Wilson <wilson@redhat.com>
5472 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
5473 to just emit an fnorm.
5475 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5477 * c-common.h (truthvalue_conversion, type_for_mode,
5478 type_for_size): Delete redundant declarations.
5480 * c-lex.h (is_class_name): Likewise.
5482 * c-tree.h (pedantic, convert, getdecls, gettags,
5483 global_bindings_p, init_decl_processing, insert_block,
5484 maybe_build_cleanup, poplevel, print_lang_decl,
5485 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
5486 set_block, incomplete_type_error, build_function_call,
5487 lvalue_or_else, mark_addressable): Likewise.
5489 * expr.h (expand_tree_builtin): Likewise.
5491 2001-04-12 Mark Mitchell <mark@codesourcery.com>
5493 * invoke.texi: Document --param max-gcse-memory.
5495 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5497 * configure.in (errno): Check for declaration.
5498 * configure, config.in: Regenerated.
5500 * system.h (errno): Only declare if not already done.
5502 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5504 * recog.c (general_operand, immediate_operand,
5505 nonmemory_operand): Require CONST_INTs to be sign-extended
5506 values for their modes.
5508 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5510 * expmed.c (store_bit_field): Truncate CONST_INTs.
5511 (expand_mult_highpart, expand_divmod): Likewise.
5512 * expr.c (convert_modes, store_field): Likewise.
5513 * integrate.c (expand_inline_function): Use promote_mode() to
5514 determine whether to convert_modes() an argument as signed
5516 * optabs.c (expand_binop): Get CONST_INT operands
5517 sign-extended for their appropriate modes.
5518 * stmt.c (emit_case_nodes): Convert node values to the
5520 (expand_end_case): Convert minval and range to the appropriate
5522 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
5523 the iteration variable.
5524 * varasm.c (immed_double_const): Don't require words to be
5525 narrower than host wide ints to properly sign-extend
5528 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
5530 * sh.md (builtin_setjmp_receiver): New expander.
5532 2001-04-12 David Edelsohn <dje@watson.ibm.com>
5534 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
5535 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
5536 for generating CONST_INT and CONST_DOUBLE.
5538 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5540 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
5541 already sign-extended.
5542 (rs6000_emit_prologue): Make register iterator signed.
5543 (rs6000_emit_epilogue): Likewise.
5544 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
5546 (movsf split, movdf split): Sign-extend CONST_INTs.
5547 (movdi splits): Likewise.
5549 2001-04-12 Kelley Cook <kelley.cook@home.com>
5551 * config-lang.in (lang_dirs): Add in zlib.
5553 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
5555 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
5556 operands that make it to RTL.
5558 2001-04-11 Stan Shebs <shebs@apple.com>
5560 Add Darwin (Mac OS X kernel) native support.
5561 * config.gcc (powerpc-*-darwin*): Add native bits.
5562 * config/darwin.c: New file, generic Darwin support functions.
5563 * config/darwin.h: New file, generic Darwin definitions.
5564 * config/darwin-protos.h: New file, generic Darwin prototypes.
5565 * rs6000/darwin.h: New file, Darwin for PowerPC.
5566 * rs6000/t-darwin: New file, Darwin makefile fragment.
5567 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
5568 (TARGET_MACHO): Ditto.
5569 (rs6000_abi): Add ABI_DARWIN.
5570 (RS6000_REG_SAVE): Add ABI_DARWIN case.
5571 (RS6000_SAVE_AREA): Ditto.
5572 (FP_ARG_MAX_REG): Ditto.
5573 (RETURN_ADDRESS_OFFSET): Ditto.
5574 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
5576 (rs6000_emit_move): Add ABI_DARWIN cases.
5577 (print_operand): Ditto.
5578 (first_reg_to_save): Ditto.
5579 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
5580 (debug_stack_info): Ditto.
5581 (rs6000_emit_prologue): Ditto.
5582 (rs6000_emit_epilogue): Ditto.
5583 (output_profiler_hook): Ditto.
5584 (output_function_profiler): Ditto.
5585 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
5586 (output_mi_thunk): Add TARGET_MACHO case.
5587 (add_compiler_stub): Ditto.
5588 (output_compiler_stub): Ditto.
5589 (no_previous_def): Ditto.
5590 (output_call): Ditto.
5591 (machopic_output_stub): Ditto.
5592 (rs6000_machopic_legitimize_pic_address): Ditto.
5593 (toc_section): Ditto.
5594 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
5595 (macho_high): Ditto.
5598 (load_macho_picbase): Ditto.
5599 (call): Add TARGET_MACHO case to modify function.
5600 (call_value): Ditto.
5601 (call_nonlocal_sysv): Add ABI_DARWIN case.
5602 (call_value_nonlocal_sysv): Ditto.
5603 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
5605 (machopic_output_stub): Ditto.
5606 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
5608 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5610 * dwarf2out.c (modified_type_die): Don't create new types here.
5611 * tree.h (get_qualified_type): New function.
5612 (build_qualified_type): Adjust comment.
5613 * tree.c (get_qualified_type): New function.
5614 (build_qualified_type): Use it.
5616 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5618 * cpp.texi (-Wtraditional): Update description.
5620 * invoke.texi (-Wtraditional): Likewise.
5622 2001-04-11 Jim Wilson <wilson@redhat.com>
5624 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
5625 requires more than 64 bits of alignment.
5627 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
5629 * cpplib.c (do_line): Sanity check iff enable checking.
5631 2001-04-11 Richard Henderson <rth@redhat.com>
5633 * Makefile.in (insn-recog.o): Depend on toplev.h.
5634 (insn-emit.o, doloop.o): Likewise.
5635 * genrecog.c, genemit.c: Include toplev.h in generated file.
5636 * doloop.c: Include toplev.h.
5638 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5640 * Makefile.in (gcse.o): Depend on params.h.
5641 * gcse.c: Include params.h.
5642 (gcse_main): Don't do GCSE if doing so will take inordinate
5644 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
5645 * params.h (MAX_GCSE_MEMORY): New macro.
5647 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5649 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
5651 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
5653 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5655 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
5657 * real.h (ereal_atof, real_value_truncate, target_isnan,
5658 target_isinf, target_negative, assemble_real, debug_real): Delete
5659 redundant prototypes.
5661 * Makefile.in (ifcvt.o): Depend on toplev.h.
5663 * c-semantics.c: Include expr.h.
5665 * ifcvt.c: Include toplev.h.
5667 * expr.h (rtx_equal_p): Delete prototype.
5669 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
5670 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
5671 eliminate_constant_term, expand_complex_abs, find_single_use,
5672 make_tree, init_expr_once, init_optabs, supports_one_only):
5675 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
5676 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
5677 expand_assignment, store_expr, emit_line_note_after,
5678 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
5680 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
5682 * sparc-protos.h: Delete redundant prototypes.
5684 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
5686 * reload.c (push_reload): Add condition missed in SUBREG byte
5689 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5691 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
5693 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
5695 * i386.md (floatsisf_sse): Fix output template
5696 * i386.c (ix86_expand_fp_movcc)
5698 * reg-stack.c (emit_pop_insn): Handle complex modes.
5699 (move_for_stack_reg): Emit proper move mode.
5700 (subst_stack_regs_pat): Handle complex modes.
5702 2001-04-11 Jakub Jelinek <jakub@redhat.com>
5704 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
5706 2001-04-10 Richard Henderson <rth@redhat.com>
5708 * libgcc2.h (__terminate_func_ptr): Remove typedef.
5709 (__pure_virtual, __terminate, __terminate_set_func,
5710 __default_terminate, __throw_type_match, __empty,
5711 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
5712 __eh_rtime_match, __unwinding_cleanup, __rethrow,
5713 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
5714 Remove prototypes of deleted functions.
5716 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5718 * c-typeck.c (convert_arguments): -Wtraditional now activates
5719 -Wconversion warnings, except for changes in signed-ness.
5720 Detect complex<->int & int<->complex conversions as well.
5722 * invoke.texi (-Wtraditional): Document it.
5724 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5726 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
5727 * flow.c (set_block_for_new_insns): Remove needless cast and
5728 properly check for unset block number.
5730 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
5732 * function.c (purge_single_hard_subreg_set): Only check REGNO if
5733 the subreg was a hard register. Pseudos are left as subregs.
5735 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5737 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
5738 (LIB2ADD_ST): New macro, pass it to mklibgcc.
5739 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
5740 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
5741 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
5743 2001-04-09 Bo Thorsen <bo@suse.co.uk>
5745 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
5747 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5749 * output.h (set_block_num): Missed it earlier, remove deprecated
5752 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5754 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
5755 (load_killed_in_block_p): Change bb parameter from int to basic_block.
5756 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
5757 (handle_rd_kill_set): Change bb parameter from int to basic_block.
5758 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
5759 (expr_killed_p): Change bb parameter from int to basic_block, pass
5760 basic_blocks instead of ints as parameters.
5761 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
5762 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
5763 from int to basic_block, pass basic_blocks instead of ints as parms.
5764 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
5765 parameter from int to basic_block, pass basic_blocks instead of ints.
5766 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
5767 (insert_insn_end_bb): Change bb parameter from int to basic_block,
5768 pass basic_blocks instead of ints.
5769 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
5770 basic_blocks instead of ints as parameters.
5771 (pre_delete): Pass basic_blocks instead of ints as parameters.
5772 (hoist_expr_reaches_here_p): Change bb parameter from int to
5773 basic_block, pass basic_blocks instead of ints.
5774 (hoist_code): Pass basic_blocks instead of ints as parameters.
5775 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
5776 Change bb parameter from int to basic_block.
5777 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
5778 (insert_insn_start_bb): Change bb parameter from int to basic_block,
5779 pass basic_blocks instead of ints.
5780 (insert_store): Pass basic_blocks instead of ints as parameters.
5781 (replace_store_insn, delete_store): Change bb parameter from int to
5782 basic_block, pass basic_blocks instead of ints.
5783 (store_motion): Pass basic_blocks instead of ints as parameters.
5785 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5787 * basic-block.h (set_new_block_for_insns): New Prototype.
5788 (set_block_num): Delete prototype.
5789 * flow.c (set_block_num): Remove obsolete function.
5790 (set_block_for_new_insns): Set BB for single or multiple insns.
5791 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
5792 (process_insn_end_bb): Use set_block_for_new_insns or
5793 set_block_for_insn instead of set_block_num.
5794 (pre_insert_copy_insn): Use set_block_for_new_insns.
5795 (update_ld_motion_stores): Use set_block_for_new_insns.
5796 (insert_insn_start_bb): Use set_block_for_new_insns.
5797 (replace_store_insn): Use set_block_for_new_insns.
5799 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5800 Jeff Law <law@redhat.com>
5802 * alias.c (get_addr): Externalize.
5803 (canon_true_dependence): New function. Behaves like true_dependance
5804 except it already assumes a MEM has been canonicalized.
5805 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
5806 * gcse.c (struct ls_expr): Add load/store expressions structure.
5807 (modify_mem_list, canon_modify_mem_list): New variable.
5808 (gcse_main): Initialize & finalize alias analysis. Use enhanced
5809 load motion and store motion if requested.
5810 (alloc_gcse_mem): Allocate space for modify_mem_list array.
5811 (free_gcse_mem): Free the modify_mem_list array.
5812 (oprs_unchanged_p): Use load_killed_in_block_p.
5813 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
5814 (mems_conflict_for_gcse_p): New function. Don't kill loads
5815 with stores to themselves if its in the load/store expression list.
5816 (load_killed_in_block_p): New function.
5817 (canon_list_insert): New Function.
5818 (record_last_mem_set_info): Keep a list of all instructions which
5819 can modify memory for each basic block.
5820 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
5821 (oprs_not_set_p): Use load_killed_in_block_p.
5822 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
5823 (expr_killed_p): Use load_killed_in_block_p.
5824 (compute_transp): Do not pessimize memory references.
5825 (pre_edge_insert): Update stores for a load motion expression.
5826 (one_pre_gcse_pass): Check loads/stores for extra load motion.
5827 (ldst_entry): Find or create a ldst_expr structure.
5828 (free_ldst_entry): Free memory for an individual item.
5829 (free_ldst_mems): Free entire load/store expression list.
5830 (print_ldst_list): Print debug info.
5831 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
5832 (enumerate_ldsts): Assign integer values to each entry in list.
5833 (first_ls_expr): First expression in the list.
5834 (next_ls_expr): Next expression in the list.
5835 (simple_mem): Check if expression qualifies for ld/st expression list.
5836 (invalidate_any_buried_refs): Remove from expression list if its
5837 used in some other way we dont understand.
5838 (compute_ld_motion_mems): Find all potential enhanced load motion
5840 (trim_ld_motion_mems): Remove any expressions which are invalid.
5841 (update_ld_motion_stores): Copy store values to registers for loads
5842 which have been moved.
5843 (regvec, st_antloc, num_store): New global statics.
5844 (reg_set_info): Marks registers as set.
5845 (store_ops_ok): Verfies registers expressions are valid in a block.
5846 (find_moveable_store): Look for moveable stores in a pattern.
5847 (compute_store_table): Find stores in a function worth moving, maybe.
5848 (load_kills_store): Check dependance of a load and store.
5849 (find_loads): Find any loads in a pattern.
5850 (store_killed_in_insn): Check if a store is killed in an insn.
5851 (store_killed_after): Check is store killed after an insn in a block.
5852 (store_killed_before): Check is store killed before an insn in a block.
5853 (build_store_vectors): Generate the antic and avail vectors.
5854 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
5855 (insert_store): Add a store to an edge.
5856 (replace_store_insn): Replace a store with a SET insn.
5857 (delete_store): Delete a store insn.
5858 (free_store_memory): Free memory.
5859 (store_motion): Perform store motion.
5860 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
5861 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
5862 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
5863 (f_options): Add gcse-lm and gcse-sm.
5865 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
5867 * i386.c (expand_fp_movcc): Fix condition reversal code.
5869 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
5870 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
5871 (CLASS_MAX_NREGS): Use it.
5873 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
5874 handle properly complex values.
5875 (CLASS_MAX_NREGS): Likewise; update comment.
5877 2001-04-05 Bernd Schmidt <bernds@redhat.com>
5879 * ia64.c (ia64_flag_schedule_insns2): New variable.
5880 (ia64_override_options): Initialize it. Clear
5881 flag_schedule_insns_after_reload.
5882 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
5884 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
5886 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
5887 Do not require source to match destination anymore;
5888 Add abort to the nontrivial cases that should be handled by split.
5889 (fix_trunc?fdi): Add SSE case for x86_64.
5890 (floatdi?f): Likewise.
5891 (floatdi?f_sse): New.
5892 (fix_trunc?fdi_sse): New.
5894 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
5896 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
5897 (DEBUG_ARANGES_END_LABEL): Ditto.
5898 (dwarfout_init): Generate length and version fields at the start
5899 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
5900 after the length field.
5901 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
5902 the .debug_aranges info.
5904 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5906 * i386.c (call, call_value): Make sure that resulting call_insn
5907 does have proper second operand.
5909 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
5911 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
5912 function. Remove include of sys/cygwin.h.
5914 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
5916 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
5917 (CPP_SPEC): Always search */include/w32api for header files.
5918 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
5919 (LINK_SPEC): Add "cyg" to the library search prefixes.
5921 2001-04-08 Philip Blundell <philb@gnu.org>
5923 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
5925 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
5927 * cpperror.c (print_location): Don't special case <stdin>.
5928 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
5929 WARNING, but we don't check if we're in system headers.
5930 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
5931 * cpplib.c (do_warning): Warn in system headers.
5933 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
5935 * mbchar.c: Include config.h first.
5937 2001-04-07 Zack Weinberg <zackw@stanford.edu>
5939 * config.gcc: Set default for xmake_file at top, not bottom.
5940 Change places that set xmake_file to "none" to set to the
5941 empty string instead, or remove them entirely if there is no
5942 default xmake_file for this cpu_type. Remove references to
5945 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
5946 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
5947 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
5948 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
5949 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
5950 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
5951 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
5952 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
5953 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
5954 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
5957 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
5958 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
5959 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
5960 config/mips/x-sysv, config/rs6000/x-aix31:
5961 Just set CLIB to -lld or -lmld, as appropriate.
5963 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
5964 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
5965 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
5966 config/mips/x-iris, config/pa/x-pa:
5967 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
5968 OTHER_FIXINCLUDES_DIRS.
5970 * config/i386/x-djgpp: Don't set LN or LN_S.
5971 * config/m88k/x-dolph: Don't define __m88k__.
5972 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
5973 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
5974 * config/i860/fx2800.h: No need to #undef SVR4.
5976 38 x-host fragments remain, 2 x-cpu.
5978 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5980 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
5982 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5984 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
5986 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5988 * configure.in: Add check for lstat.
5989 * configure, config.in: Regenerate.
5990 * cppinit.c (append_include_chain): Make empty path ".".
5991 * cpplib.c (do_line): Don't simplify #line paths.
5992 * cppfiles.c (remove_component_p): New function.
5993 (find_or_create_entry): Acknowledge stat () errors during
5994 path simplification.
5995 (handle_missing_header): Don't simplify paths.
5996 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
5997 the empty path untouched. Don't leave a trailing '/'.
5999 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
6001 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
6002 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
6004 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6006 * cppfiles.c (open_file): Fail directories silently, but
6007 with an errno of NOENT set.
6008 (read_include_file): Move the common exit code to the sole
6009 caller. Return an int indicating success or failure. Let
6010 open_file handle directories.
6011 (stack_include_file): If read_include_file fails,
6012 push a "null" buffer.
6014 2001-04-05 DJ Delorie <dj@redhat.com>
6016 * function.h (virtuals_instantiated): Declare.
6017 * function.c: (virtuals_instantiated): Make global.
6018 * calls.c (emit_library_call_value_1): Use
6019 virtual_outgoing_args_rtx only if it hasn't been instantiated.
6020 Otherwise, use the stack pointer directly.
6022 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
6024 * i386.c (x86_initialize_trampoline): New global function.
6025 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
6026 (INITIALIZE_TRAMPOLINE): Move offline.
6027 * i386-protos.h (x86_initialize_trampoline): Declare.
6029 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
6031 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
6032 (lea_0): Rename to lea_1.
6033 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
6034 (lea_general_?): Allow SImodes on TARGET_64BIT
6035 (lea_general_?_zext): New patterns.
6036 (call_1, call_1_rex64): Fix.
6038 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
6040 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
6042 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
6044 * i386.c (function_arg): Return constm1_rtx for last argument.
6045 (ix86_expand_prologue): Update gen_call calls.
6046 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
6047 * i386.md (call_pop): Likewise.
6048 (call): Second operand is VOIDmode.
6049 (call_0): Likewise; Support 64bits.
6050 (call_exp): New expander.
6051 (call_1): Get to the sync.
6052 (call_1_exp): New pattern.
6053 (call_value): Support 64bit.
6054 (call_value_exp): New pattern.
6055 (untyped_call): Update gen_call call.
6056 (call_value_pop): Disable for 64bit.
6057 (call_value_0_rex64): New pattern.
6058 (call_value_1_rex64): Likewise.
6060 2001-04-05 Bo Thorsen <bo@suse.de>
6062 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
6064 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
6066 * i386.md (*andsi_1+3): If used after reload, make sure the operand
6067 satisfies ANY_QI_REG_P.
6069 2001-04-05 Bernd Schmidt <bernds@redhat.com>
6071 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
6074 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
6077 2001-04-04 Zack Weinberg <zackw@stanford.edu>
6079 * config.gcc: Remove default for xm_file. Clean up local
6080 machine type handling. Remove settings of xm_file to
6081 something that doesn't exist. In the big switch, set xm_file,
6082 don't append to it (the value before the big switch is always
6083 null). Don't force build_xm_file or host_xm_file to have a value.
6084 * configure.in: Remove default for xm_file. Do not special
6085 case $cpu/xm-$cpu.h not existing.
6086 * configure: Regenerate.
6088 2001-04-04 Diego Novillo <dnovillo@redhat.com>
6090 * simplify-rtx.c (simplify_binary_operation): Check for overflow
6091 when folding integer division and modulo operations.
6093 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
6095 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
6096 instead of DWARF2_ADDR_SIZE for EH addresses.
6097 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
6100 2001-04-04 Richard Henderson <rth@redhat.com>
6102 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
6103 * config/ia64/t-glibc (LIB2ADDEH): Disable.
6104 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
6106 2001-04-04 Richard Henderson <rth@redhat.com>
6108 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
6109 * configure: Rebuilt.
6111 2001-04-04 Jakub Jelinek <jakub@redhat.com>
6113 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
6114 push insns to delete to it instead of deleting them.
6115 (delete_null_pointer_checks): Delete insns from delete_list after
6116 all delete_null_pointer_checks_1 passes are done.
6118 2001-04-04 Richard Henderson <rth@redhat.com>
6120 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
6121 * configure: Rebuilt.
6123 2001-04-04 Zack Weinberg <zackw@stanford.edu>
6125 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
6126 * config/romp/xm-romp.h: Delete.
6128 2001-04-04 Bernd Schmidt <bernds@redhat.com>
6130 * sched-deps.c (sched_analyze_insn): Partially revert March 27
6133 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6135 * emit-rtl.c (mark_label_nuses) Increment the label uses for
6136 all labels present in rtx.
6137 (try_split) Call new function for all split insns.
6139 2001-04-04 Jakub Jelinek <jakub@redhat.com>
6141 * recog.c (validate_replace_rtx_1): Instead of aborting just make
6142 sure the change won't be validated.
6144 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
6146 * rtl.h (set_noop_p): Declare.
6147 * flow.c (set_noop_p): Move from here ...
6148 * rtlanal.c (set_noop_p): ... to here and enhance.
6149 * cse.c (delete_trivially_dead_insns): Use it.
6150 * gcse.c (hash_scan_set): Likewise.
6151 * jump.c (delete_noop_moves): Likewise.
6152 * recog.c (split_all_insns): Likewise.
6154 2001-04-04 Alan Modra <alan@linuxcare.com.au>
6156 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
6157 stack pointer via a LO_SUM. Ditto for setting a temp register
6158 used to save to the stack. Set cfa_temp when setting fp, and
6159 allow matches to cfa_temp in addition to cfa_store when saving
6160 regs. Handle POST_INC and LO_SUM register stores. Document the
6161 changes and errors in rule 12 doco.
6163 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
6164 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
6165 (load_reg): Move closer to epilogue code.
6166 (DO_FRAME_NOTES): Define to control the following..
6167 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
6168 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
6170 (hppa_expand_epilogue): Likewise.
6172 2001-04-03 Richard Henderson <rth@redhat.com>
6174 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
6175 * configure: Rebuild.
6177 2001-04-03 Richard Henderson <rth@redhat.com>
6179 * rtl.h (LCT_THROW): New.
6180 * calls.c (emit_library_call_value_1): Handle it.
6181 * except.c (connect_post_landing_pads): Use it.
6183 2001-04-03 Zack Weinberg <zackw@stanford.edu>
6185 * gansidecl.h: Delete file.
6186 * configure.in: Change all refs to gansidecl.h to use
6187 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
6189 * configure: Regenerate.
6191 * Makefile.in (intl.o): Don't depend on gansidecl.h.
6192 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
6193 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
6194 Don't include gansidecl.h.
6195 * intl.c, main.c, version.c, fixinc/fixlib.h,
6196 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
6199 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
6201 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
6204 2001-04-03 Zack Weinberg <zackw@stanford.edu>
6206 * config/i386/xm-beos.h, config/i386/xm-isc.h,
6207 config/i386/xm-next.h, config/i386/xm-sco.h,
6208 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
6209 config/m88k/xm-m88k.h: Delete.
6211 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
6212 * config/romp/xm-romp.h: Don't define bcopy.
6213 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
6214 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
6216 * config.gcc: Remove references to deleted files.
6218 14 xm-host.h remain, 1 xm-cpu.h.
6220 2001-04-03 Jakub Jelinek <jakub@redhat.com>
6221 David S. Miller <davem@pierdol.cobaltmicro.com>
6222 Andrew MacLeod <amacleod@redhat.com>
6224 Use byte offsets in SUBREGs instead of words.
6226 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
6227 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
6228 to pass new argument.
6229 (add_stored_regs): Use subreg_regno_offset function.
6230 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
6232 (precompute_arguments): Use gen_lowpart_SUBREG.
6233 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
6234 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
6235 (simplify_set): Rework to use SUBREG_BYTE.
6236 (expand_field_assignment): Use SUBREG_BYTE.
6237 (make_extraction): Use SUBREG_BYTE.
6238 (if_then_else_cond): Use SUBREG_BYTE.
6239 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
6240 (gen_lowpart_for_combine): Compute full byte offset.
6241 * cse.c (mention_regs): Use SUBREG_BYTE.
6242 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
6243 (canon_hash): Use SUBREG_BYTE.
6244 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
6245 (gen_lowpart_if_possible): Formatting.
6246 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
6248 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
6249 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6250 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6251 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
6252 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6253 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6254 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
6255 certain invariants about SUBREGs the compiler creates.
6256 (gen_lowpart_SUBREG): New function.
6257 (subreg_hard_regno): New function to get the final register number.
6258 (gen_lowpart_common): Use SUBREG_BYTE.
6259 (gen_imagpart): Spacing nits.
6260 (subreg_realpart_p): Use SUBREG_BYTE.
6261 (gen_highpart): Use SUBREG_BYTE.
6262 (subreg_lowpart_p): Always compute endian corrected goal offset,
6263 even at the byte level, then compare against that.
6264 (constant_subword): New function, pulled out all constant cases
6265 from operand_subword and changed second argument name to offset.
6266 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
6267 and call constant_subword to do the work. Return const0_rtx if
6268 looking for a word outside of OP.
6269 (operand_subword_force): Change second arg name to offset.
6270 * expmed.c (store_bit_field): Use SUBREG_BYTE.
6271 (store_split_bit_field): Use SUBREG_BYTE.
6272 (extract_bit_field): Use SUBREG_BYTE.
6273 (extract_split_bit_field): Use SUBREG_BYTE.
6274 (expand_shift): Use SUBREG_BYTE.
6275 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
6276 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
6277 * flow.c (set_noop_p): Use SUBREG_BYTE.
6278 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
6279 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
6280 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
6282 (optimize_bit_field): Use SUBREG_BYTE.
6283 (purge_addressof_1): Use SUBREG_BYTE.
6284 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
6285 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
6286 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
6287 * gengenrtl.c (special_rtx): Add SUBREG.
6288 * global.c (mark_reg_store): Use SUBREG_BYTE.
6289 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
6290 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
6291 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
6292 final byte offset is congruent to subreg's mode size.
6293 (subst_constants): Use SUBREG_BYTE.
6294 (mark_stores): Use subreg_regno_offset function.
6295 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
6296 function and SUBREG_BYTE.
6297 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
6298 (reg_is_born): Use subreg_hard_regno.
6299 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
6300 endian correction code. Don't combine subregs unless resulting
6301 offset aligns with type. Fix subreg constant extraction for DImode.
6302 Simplify SUBREG of VOIDmode CONST_DOUBLE.
6303 (general_operand): Remove dead mode_altering_drug code.
6304 (indirect_operand): Use SUBREG_BYTE.
6305 (constrain_operands): Use subreg_regno_offset function.
6306 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
6307 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
6308 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
6309 * regs.h (REG_SIZE): Allow target to override.
6310 (REGMODE_NATURAL_SIZE): New macro which target can override.
6311 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
6312 on the entire subreg rtx.
6313 (push_reload): Use SUBREG_BYTE in comments and code.
6314 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
6315 for hard registers inside subregs.
6316 (operands_match_p): Use subreg_regno_offset.
6317 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
6318 containing hard regs.
6319 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
6320 corrections when fixing up MEM subregs.
6321 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
6322 subreg_regno_offset where appropriate.
6323 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
6324 byte endian corrections when fixing up MEM subregs.
6325 (subst_reloads): When combining two subregs, make sure final
6326 offset is congruent to subreg's mode size.
6327 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
6328 (refers_to_regno_for_reload_p): Use subreg_regno.
6329 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
6330 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
6331 correction code for memory subreg fixups.
6332 (forget_old_reload_1): Use subreg_regno_offset.
6333 (choose_reload_regs): Use subreg_regno.
6334 (emit_input_reload_insns): Use SUBREG_BYTE.
6335 (reload_combine_note_store): Use subreg_regno_offset.
6336 (move2add_note_store): Use subreg_regno_offset.
6337 * resource.c (update_live_status, mark_referenced_resources): Use
6338 subreg_regno function.
6339 (mark_set_resources): Use subreg_regno function.
6340 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
6341 (subreg_regno_offset, subreg_regno): Define prototypes.
6342 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
6343 (gen_lowpart_SUBREG): Add prototype.
6344 * rtl.texi (subreg): Update to reflect new byte offset representation.
6345 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
6346 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
6347 (reg_overlap_mentioned_p): Use subreg_regno.
6348 (replace_regs); Make sure final offset of combined subreg is
6349 congruent to size of subreg's mode.
6350 (subreg_regno_offset): New function.
6351 (subreg_regno): New function.
6352 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
6353 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
6354 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
6355 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
6356 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
6357 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
6358 (a29k_get_reloaded_address): Use SUBREG_BYTE.
6359 (print_operand): Use SUBREG_BYTE.
6360 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
6361 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
6362 (arm_reload_out_hi): Use SUBREG_BYTE.
6363 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
6364 instead of SUBREG_WORD.
6365 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
6366 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
6367 SUBREG creation to use byte offset.
6368 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
6369 inverted load insns): Fix explicit rtl subregs to use byte
6371 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
6372 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
6373 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
6374 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
6375 to use byte offsets.
6376 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
6377 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
6378 offsets, also make sure it is congruent to SUBREG's mode size.
6379 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
6380 unnamed ldob insn): Generate SUBREGs with byte offset.
6381 (zero_extendqihi2): SUBREG's are byte offsets.
6382 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
6383 (m68hc11_gen_highpart): Use SUBREG_BYTE.
6384 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
6385 zero-extendqisi2): Generate SUBREGs with byte offset.
6386 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
6387 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
6388 subregs in rtl to use byte offsets.
6389 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
6390 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
6391 (mips_move_2words): Use subreg_regno_offset.
6392 (mips_secondary_reload_class): Use subreg_regno_offset.
6393 * config/mips/mips.md (DImode plus, minus, move, and logical op
6394 splits): Fixup explicit subregs in rtl to use byte offsets.
6395 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
6396 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
6397 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
6398 rtl to use byte offsets.
6399 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
6400 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
6401 subregs to use byte offsets.
6402 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
6403 Fixup explicit subregs in rtl to use byte offsets.
6404 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
6405 and remove byte endian correction code.
6406 * config/sh/sh.c (output_movedouble): Use subreg_regno.
6407 (gen_ashift_hi): Use SUBREG_BYTE.
6408 (regs_used): Use subreg_regno_offset.
6409 (machine_dependent_reorg): Use subreg_regno_offset.
6410 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
6411 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
6412 (movdf_i4): Subregs are byte offsets now.
6413 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
6414 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
6415 (REGMODE_NATURAL_SIZE): Override.
6416 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
6417 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
6419 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
6420 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
6421 extendqidi2): Generate SUBREGs with byte offsets, also make sure
6422 it is congruent to SUBREG's mode size.
6423 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
6425 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
6426 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
6427 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
6428 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
6429 * config/v850/v850.c (print_operand, output_move_double): Use
6430 subreg_regno function.
6432 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
6434 * configure.in (target_subdir): Use target_alias, not target.
6435 * configure: Rebuilt.
6437 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
6439 * config/sh/crti.asm: Fix typos in comments.
6441 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6443 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
6444 TARGET_FAST_INDIRECT_CALLS.
6445 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
6447 (return_addr_rtx): Short circuit export stub matching when
6448 TARGET_NO_SPACE_REGS.
6449 (output_millicode_call): For out of range calls, make -fPIC
6450 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
6451 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
6452 * pa.md: Modify length attr calculation of all millicode insns to
6455 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
6457 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
6458 Require at least 2.11 in the version test. Specifically check
6459 for and reject GAS version 2.10.90.
6460 * configure: regenerate.
6462 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6464 * pa.c (override_options): Remove PIC profiling warning.
6465 (hp_profile_labelno): Delete.
6466 (hp_profile_label_rtx): Delete.
6467 (hp_profile_label_name): Delete.
6468 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
6469 (output_function_prologue): Remove profiling code and all tests on
6470 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
6471 merge_sp_adjust_with_store can work for PIC and profiling.
6472 (hppa_expand_epilogue): Remove profile_flag test.
6473 (hppa_can_use_return_insn_p): Likewise.
6474 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
6475 cater for PROFILE_HOOK.
6476 (hppa_profile_hook): New function.
6477 * pa.h (FUNCTION_PROFILER): Now does nothing.
6478 (PROFILE_HOOK): Define.
6479 (hppa_profile_hook): Declare.
6480 (PROFILE_BEFORE_PROLOGUE): Delete.
6481 (ASM_OUTPUT_REG_PUSH): Delete.
6482 (ASM_OUTPUT_REG_POP): Delete.
6483 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
6484 r24. Accept function name operand, and use this and a locally
6485 generated label to calculate pc-rel offset to func start.
6487 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6489 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
6490 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
6493 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6495 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
6496 LO_SUM cases to where they belong.
6498 2001-04-02 Richard Henderson <rth@redhat.com>
6500 * except.h (lang_eh_type_covers): Mark extern.
6501 (lang_eh_runtime_type): Likewise.
6503 2001-04-02 Zack Weinberg <zackw@stanford.edu>
6505 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
6506 gengenrtl.c: Wrap generated header in multiple-include guard.
6507 Improve error checking.
6509 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6511 * configure.in: Don't check for putenv.
6512 * configure: Regenerate.
6513 * gcc.c (putenv): Don't define.
6514 * vax/xm-vms.h: Handle putenv.
6516 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6518 * ifcvt.c (noce_emit_move_insn): New.
6519 (noce_try_store_flag, noce_try_store_flag_constants,
6520 noce_try_store_flag_inc, noce_try_store_flag_mask,
6521 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
6522 noce_try_abs): Use it.
6523 (noce_process_if_block): Likewise.
6524 For STRICT_LOW_PART, take mode from its SUBREG.
6526 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6528 * fold-const.c (fold): Before optimizing unsigned comparison with
6529 0x7fffffffU, make sure arg0 is integral type.
6531 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
6533 * c-tree.texi: Document representation of wide strings.
6535 2001-04-01 Richard Henderson <rth@redhat.com>
6537 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
6539 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
6541 * i386.md: remove obsoleted comments.
6542 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
6543 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
6544 fix output template.
6546 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
6548 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
6550 2001-03-30 Bernd Schmidt <bernds@redhat.com>
6552 * loop.c (load_mems): When generating a load from a pseudo, update
6555 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6557 * i386.c (ix86_split_long_move): Use change address to compensate
6558 stack pointer change in push instruction.
6560 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6562 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
6563 instead of rtx_equal_p; fix the output template.
6565 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
6567 * i386.c (ix86_expand_setcc): Support 64bit.
6568 (ix86_expand_int_movcc): Likewise.
6569 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
6572 * i386.md (allocate_stack_worker): Turn to expander.
6573 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
6575 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
6577 2001-03-29 Richard Henderson <rth@redhat.com>
6579 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
6581 2001-03-28 Matthew Hiller <hiller@redhat.com>
6583 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
6586 * MAINTAINERS: Added self.
6588 2001-03-28 Richard Henderson <rth@redhat.com>
6590 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
6591 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
6593 2001-03-28 Jim Wilson <wilson@redhat.com>
6595 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
6598 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6600 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
6602 * tradcif.y (yyerror): Likewise. Add format specifier in call to
6605 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
6607 2001-03-28 DJ Delorie <dj@redhat.com>
6609 * Makefile.in (stage1_build): Revert CFLAGS patch.
6611 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
6613 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
6614 when multiplier or multiplicand is zero.
6616 2001-03-28 Bernd Schmidt <bernds@redhat.com>
6618 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
6620 * config/ia64/ia64.c (update_set_flags): New function, broken out of
6622 (set_src_needs_barrier): Likewise.
6623 (rtx_needs_barrier): For SET case, use these two functions. Rework
6624 PARALLEL case to handle all inputs before all outputs.
6625 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
6626 saw a label and no stop bit since then.
6627 (maybe_rotate, process_epilogue): Add prototypes.
6629 2001-03-28 Richard Henderson <rth@redhat.com>
6631 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
6632 not TARGET_TOC for special toc restore handling.
6633 * config/rs6000/rs6000.md (eh_return): Likewise.
6635 2001-03-28 Richard Henderson <rth@redhat.com>
6637 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
6638 current_function_calls_eh_return.
6639 (output_function_epilogue): Handle eh_return.
6640 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
6641 (EH_RETURN_DATA_REGNO): New.
6642 (EH_RETURN_STACKADJ_RTX): New.
6643 (EH_RETURN_HANDLER_RTX): New.
6644 * config/sparc/sparc.md (call/short branch peepholes): Check
6645 can_throw_internal instead of in_same_eh_region.
6647 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
6648 for eh_return data registers.
6649 (rs6000_emit_prologue): Save eh_return data registers.
6650 (rs6000_emit_epilogue): Force inline restores if eh_return.
6651 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
6652 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
6653 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
6654 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
6655 the target uses one.
6656 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
6657 (return_eh_si, return_eh_di): Remove.
6658 (eh_return): New, from corpse of eh_epilogue.
6659 (eh_set_lr_si, eh_set_lr_di): New.
6661 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
6662 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
6663 True for pic register if current_function_calls_eh_return.
6664 (ix86_expand_epilogue): Change "emit_return" argument into "style".
6665 Handle eh_return requirements.
6666 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
6667 (EH_RETURN_STACKADJ_RTX): New.
6668 * config/i386/i386.md (exception_receiver): Remove.
6669 (eh_return, eh_return_1): New.
6670 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6672 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
6673 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
6674 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
6675 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
6676 (EH_RETURN_DATA_REGNO): New.
6677 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
6678 * config/alpha/alpha.md (eh_epilogue): Remove.
6679 (exception_receiver): Use $26 for ldgp input.
6680 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6682 2001-03-28 Richard Henderson <rth@redhat.com>
6684 * except.c: Rewrite entirely for IA-64 ABI exception handling.
6685 * except.h: Likewise.
6687 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
6688 (LIB2ADDEHDEP): New.
6689 (LIB2FUNCS_EH): Remove.
6690 (LIB2ADD): Remove LIB2ADDEH.
6691 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
6692 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
6693 (crt{begin,end}[S].o): Likewise.
6694 (except.o): Update includes.
6695 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
6696 (libgcc2_c_dep): Use LIB2ADDEHDEP.
6698 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
6699 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
6700 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
6701 * builtins.c (expand_builtin): Implement it.
6702 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
6703 * c-common.c (c_common_nodes_and_builtins): Declare it.
6704 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
6705 * calls.c (libfunc_nothrow): Remove.
6706 (emit_library_call_value_1): Don't call it.
6707 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
6708 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
6709 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
6710 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
6711 (current_funcdef_number): Globalize.
6712 (output_call_frame_info): Emit frame data if an lsda is needed.
6713 Generate augmentation for personality routine. Don't play with
6715 (dwarf2out_begin_prologue): Record funcdef_number.
6716 * dwarf2out.h (current_funcdef_number): Declare.
6717 * expr.c (expand_expr): Update for except.h name changes.
6718 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
6719 * expr.h (LTI_throw, LTI_rethrow): Remove.
6720 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
6721 (LTI_eh_rtime_match): Remove.
6722 (LTI_unwind_resume, LTI_eh_personality): Add.
6723 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
6724 * final.c (final): Don't call check_exception_handler_labels,
6725 init_insn_eh_region, or free_insn_eh_region.
6726 (final_scan_insn): Always emit debug labels for
6727 NOTE_INSN_EH_REGION notes.
6728 * flags.h (flag_new_exceptions): Remove.
6729 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
6730 (record_active_eh_regions): Remove.
6731 (count_basic_blocks): Check all instructions for REG_EH_REGION.
6732 Use can_throw_internal.
6733 (find_basic_blocks_1): Likewise.
6734 (move_stray_eh_region_notes): Remove.
6735 (find_label_refs): No eh_return_stub_label.
6736 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
6737 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
6739 (delete_unreachable_blocks): Don't track deleted handlers.
6740 (flow_delete_block): Use maybe_remove_eh_handler.
6741 (delete_eh_regions): Remove.
6742 (merge_blocks): Don't check for eh region match.
6743 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
6744 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
6745 (init_propagate_block_info): Disable dead frame store optimization
6746 when current_function_calls_eh_return.
6747 (dump_bb): Don't print eh_beg, eh_end.
6748 * function.c (fixup_var_refs): No catch_clauses.
6749 (expand_function_end): Likewise. Call expand_eh_return before
6750 the return register use. Call sjlj_emit_function_exit_after.
6751 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
6752 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
6753 * ifcvt.c (dead_or_predicable): Remove eh region check.
6754 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
6755 Don't check for EH vs parameters.
6756 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
6757 (expand_inline_function): Call duplicate_eh_regions.
6758 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
6759 (copy_insn_notes): Remap REG_EH_REGION notes.
6760 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
6761 * integrate.h (struct inline_remap): Add local_return_label.
6762 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
6763 check_exception_handler_labels, nor exception_optimize.
6764 (find_cross_jump): No EH region check.
6765 * optabs.c (init_optabs): Update for changed eh libfuncs.
6766 * rtl.def (RESX): New.
6767 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
6768 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
6769 checks. Update for except.h name changes.
6770 (expand_cleanups): Likewise.
6771 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
6772 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
6773 (compile_file): Call init_eh before init_optabs. Don't
6774 output_exception_table here.
6775 (rest_of_compilation): Call convert_from_eh_region_ranges,
6776 convert_to_eh_region_ranges, output_function_exception_table.
6777 Don't emit_eh_context.
6778 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
6779 (EXC_PTR_EXPR): New.
6781 * md.texi (eh_epilogue): Remove.
6782 (eh_return): Document.
6783 * tm.texi (EH_RETURN_DATA_REGNO): Document.
6784 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
6786 * eh-common.h: Remove file.
6787 * frame-dwarf2.c, frame.c, frame.h: Remove files.
6788 * libgcc2.c (L_eh): Remove.
6790 * unwind-dw2-fde.c: New file, largely copied from frame.c.
6791 * unwind-dw2-fde.h: New file.
6792 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
6793 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
6794 * libgcc-std.ver: Update for eh symbols.
6796 2001-03-27 Richard Henderson <rth@redhat.com>
6798 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
6799 reduce false positives.
6800 (regmove_optimize): Disable if flag_non_call_exceptions.
6802 * stmt.c (expand_return): Remove always true predicate.
6803 (expand_decl_cleanup_no_eh): Remove dead code.
6805 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
6806 barrier code. Add a scheduling barrier if a non-call insn
6807 can throw internally.
6809 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
6810 Auto-inc addresses trap only if their base register does.
6812 * except.c (can_throw_internal): Rename from can_throw.
6813 * except.h, resource.c: Update references.
6815 * integrate.c (copy_insn_list): Use returnjump_p.
6816 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
6818 * function.h (struct function): Move all boolean valued fields
6819 to single bit fields at the end of the struct.
6821 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
6823 Rename asynchronous_exceptions to flag_non_call_exceptions.
6825 * gthr-single.h (UNUSED): New. Distinguish between how C
6826 and C++ mark unused function arguments. Use throughout.
6828 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
6829 value to target configuration header.
6830 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
6831 * config.in, configure: Rebuild.
6832 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
6833 configuration and target defines.
6834 (exceptions_via_longjmp): Remove.
6835 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
6836 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
6838 * except.h (flag_non_call_exceptions): Move ...
6839 * flags.h: ... here.
6841 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
6842 exceptions, put the note on the trapping instruction.
6844 * flags.h (flag_new_exceptions): Remove.
6845 * toplev.c: Don't set it.
6846 * final.c: Don't check it.
6847 * except.c: Provide stub definition.
6849 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
6850 (calculate_global_regs_live): Kill call-clobbered registers
6851 across exception edges.
6852 * reg-stack.c (convert_regs_1): Kill the entire target stack
6853 across non-call exception edges.
6855 * flow.c (cleanup_cfg): Take no argument.
6856 * output.h, sibcall.c, toplev.c: Update all calls.
6858 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6860 * configure.in: Don't check for bcopy.
6861 * configure, config.in: Regenerate.
6863 * system.h: Don't define or prototype bcopy, instead poison it.
6865 2001-03-27 Richard Henderson <rth@redhat.com>
6867 * function.c (expand_function_start): Set DECL_REGISTER on
6868 a pseudo used for DECL_RESULT.
6870 * rtl.h (LCT_NORETURN): New.
6871 * calls.c (emit_library_call_value_1): Handle it.
6873 2001-03-27 Stan Shebs <shebs@apple.com>
6875 * objc/objc-act.c (objc_init): Use dump_base_name.
6876 (gen_declaration): Clear the buffer arg.
6877 (gen_declaration_1): New function, body of gen_declaration.
6878 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
6879 (gen_method_decl): Ditto, plus always clear buffer arg.
6880 (error_with_ivar): Simplify.
6881 (warn_with_method): Ditto.
6882 (build_message_expr): Don't clear buffers.
6883 (dump_interface): Ditto.
6884 (objc_debug): Ditto.
6885 (build_keyword_selector): Clear the buffer by only zeroing
6887 (objc_implementation_context): Declare.
6888 (start_class): Warn about missing @end.
6889 (finish_objc): Ditto.
6891 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
6893 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
6895 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6897 * Makefile.in (SYSTEM_H): Define.
6898 Depend on $(SYSTEM_H), not system.h.
6900 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
6902 2001-03-27 Jim Wilson <wilson@redhat.com>
6904 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
6906 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
6907 (process_epilogue): New static function.
6908 (process_set): Call process_epilogue instead of emitting .restore
6910 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
6912 * flow.c (struct reg_cond_life_info): New fields orig_condition
6914 (init_propagate_block_info): Set new fields.
6915 (mark_regno_cond_dead): Set and use new fields.
6916 (flush_reg_cond_reg_1): Likewise.
6917 (and_reg_cond, case AND): Check for redundant AND conditions.
6918 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
6921 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
6923 * cppmacro.c (stringify_arg): Null terminate strings.
6925 2001-03-27 Zack Weinberg <zackw@stanford.edu>
6927 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
6928 inclusion style. xm-m68hc11.h no longer exists.
6929 * config/m68hc11/xm-m68hc11.h: Delete file.
6930 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
6932 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
6933 Don't define GCC_VERSION, N_, or PARAMS; don't include
6934 gansidecl.h or stdio.h. Define inhibit_libc here.
6935 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6936 Delete code conditioned on #if GCC_VERSION == 2095.
6938 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
6939 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6940 Delete code conditioned on #if GCC_VERSION == 2095.
6942 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6944 * system.h: Include symcat.h.
6945 (STRINGIFY): Don't define.
6947 * configure.in: Adjust comment.
6949 * builtins.c: Use STRINGX, not STRINGIFY.
6950 * gencheck.c: Likewise.
6951 * gengenrtl.c: Likewise.
6952 * protoize.c: Likewise.
6954 * cpplex.c: Don't include symcat.h.
6955 * cpplib.c: Likewise.
6957 * gansidecl.h (HAVE_STRINGIZE): Don't define.
6959 2001-03-27 Alan Modra <alan@linuxcare.com.au>
6961 * c-typeck.c (digest_init): Fold init expression.
6963 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6965 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
6967 2001-03-27 Alan Modra <alan@linuxcare.com.au>
6969 * except.c (eh_regs): Save results of build_pointer_type to a temp
6970 as FUNCTION_VALUE macro may evaluate its args multiple times.
6972 2001-03-26 Mark Mitchell <mark@codesourcery.com>
6974 * c-common.h (DECL_NUM_STMTS): New macro.
6975 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
6977 (pushdecl): Likewise.
6978 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
6979 * integrate.c (expand_inline_function): Don't check
6981 * print-tree.c (print_node): Don't print it.
6982 * toplev.c (rest_of_compilation): Don't try to inline when
6983 flag_no_inline is on.
6984 * tree.h (DECL_FRAME_SIZE): Remove.
6985 (tree_decl): Adjust accordingly.
6987 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6989 * combine.c (try_combine): Use memcpy, not bcopy.
6991 * genattrtab.c (expand_units): Likewise.
6993 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
6995 * i386.md (push mem DI peep2): New.
6996 (mov 0, mov -1 peep2): Handle 64bit.
6997 (lea to arithmetics peep2): Handle 64bit leas.
6998 (rsp arithmetics to push/pop peep2s): New.
7000 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
7002 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
7004 * i386.c (struct machine_function): Add save_varrargs_registers.
7005 (ix86_save_varrargs_registers): New macro.
7006 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
7007 (ix86_expand_prologue): Likewise.
7008 (ix86_emit_epilogue_esp_adjustement): Likewise.
7009 (ix86_expand_epilogue): Likewise.
7010 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
7011 (pro_epilogue_adjust_stack_1): New insn.
7012 (pro_epilogue_adjust_stack_rex64): Likewise.
7013 * i386.h (MASK_NO_RED_ZONE): New constant.
7014 (TARGET_RED_ZONE): New macro.
7015 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
7016 (RED_ZONE_SIZE): New constant.
7017 (RED_ZONE_RESERVE): New constant.
7019 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7021 * toplev.c (set_float_handler): Use memcpy, not bcopy.
7023 2001-03-25 Kazu Hirata <kazu@hxi.com>
7025 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
7028 (umodhi3): Likewise.
7031 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7033 * mkconfig.sh (DEFINES): Handle entries with '='.
7035 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
7036 Set xm_defines to MACRO=value instead.
7038 * i370/xm-mvs.h: Delete.
7040 * ns32k/xm-pc532-min.h: Likewise.
7042 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
7044 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
7046 use ix86_expand_binary_operator
7047 (?sh??i_?): Disable for 64bit.
7048 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
7049 * i386.c (shiftdi_operand): New predicate.
7051 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
7052 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
7053 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
7054 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
7055 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
7056 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
7057 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
7058 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
7059 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
7060 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
7061 (rotldi3, rotrdi3): New expanders.
7063 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
7065 * i386.md (movstrsi): Move offline.
7067 (strmovdi_rex64): New.
7068 (strmov?i): Accept 64bit.
7069 (strmov?i_rex64): New.
7070 (strmov?i_rex_1): New.
7071 (strmov?i_1): Disable for 64bit.
7072 (rep_mov?i_rex64): New.
7073 (rep_mov?i): Disable for 64bit.
7074 (clrstrsi): Move offline.
7075 (strset?i_rex64): New.
7076 (strset?i: Accept 64bit.
7077 (rep_stos?i): Disable for 64bit.
7078 (rep_stos?i_rex64): New.
7079 (strset?i_rex_1): New.
7080 (strset?i_1): Disable for 64bit.
7081 (cmpstrsi): Accept 64bit.
7082 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
7083 (cmpstrqi_nz_rex_1): New.
7084 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
7085 (strlensi): Move offline.
7087 (strlenqi_1): Disable for 64bit; fix constraints.
7088 (strlenqi_rex_1): New.
7089 * i386.c (ix86_adjust_counter): New static function.
7090 (ix86_zero_extend_to_Pmode): Likewise.
7091 (ix86_expand_aligntest): Likweise.
7092 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
7093 (ix86_expand_movstr): New global function.
7094 (ix86_expand_clrstr): New global function.
7095 (ix86_expand_strlen): New global function.
7096 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
7097 ix86_expand_strlen): Declare.
7098 (ix86_expand_strlensi_unroll_1): Delete.
7100 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
7102 * i386.md (cmpdi): Fix operand predicates.
7103 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
7104 cmpdi_1_insn_rex64): New patterns.
7105 (adddi3): Turn to expander.
7106 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
7107 (addsi3_carry_zext): New pattern.
7108 (adddi_?_rex64): New patterns and splitters.
7109 (addsi_?_zext): New patterns.
7110 (subsi3_carry_zext): New pattern.
7111 (subdi_?_rex64): New patterns and splitters.
7112 (iorsi_?_zext): New patterns.
7113 (iordi_?_rex64): New patterns and splitters.
7114 (iorsi_?_zext): New patterns.
7115 (iorsi_?_zext_imm): New patterns.
7116 (xorsi_?_zext): New patterns.
7117 (xordi_?_rex64): New patterns and splitters.
7118 (xorsi_?_zext): New patterns.
7119 (negdi*): New patterns.
7120 (one_cmpldi*): Likewise.
7121 (one_cmplsi*_zext, negsi*_zext): Likewise.
7122 (testqi_ext_3_rex64): New pattern.
7124 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
7126 * i386-protos.h (ix86_split_long_move): Return void.
7127 * i386.c (ix86_split_to_parts): Handle 64bit target.
7128 (ix86_split_long_move): Likewise.
7129 * i386.md (all calls to ix86_split_long_move): Update.
7131 2001-03-23 Richard Henderson <rth@redhat.com>
7133 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
7134 to avoid shadowing arguments.
7136 2001-03-23 Jakub Jelinek <jakub@redhat.com>
7138 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
7139 to variable names where DECL_NAME is different from
7140 DECL_ASSEMBLER_NAME.
7142 2001-03-23 Jim Wilson <wilson@redhat.com>
7144 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
7145 (assemble_alias): Call make_decl_rtl.
7147 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
7149 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
7151 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
7153 * extend.texi: Document the "java_interface" attribute.
7155 2001-03-22 Zack Weinberg <zackw@stanford.edu>
7157 * mkconfig.sh: Use a subshell with redirected stdout,
7158 instead of closing stdout and confusing commands that run
7159 afterward. Throw away output of cmp.
7161 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
7163 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
7165 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
7167 * i386.md (zero_extendsidi2_32): Break out from ...
7168 (zero_extendsidi2): ... here ; turn to expander.
7169 (zero_extendsidi2_rex64): New.
7170 (extendsidi2_32): Break out from ...
7171 (extendsidi2): ... here ; turn to expander.
7172 (extendsidi2_rex64): New.
7173 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
7174 (trunc?f?f splitters): Add 64bit versions.
7176 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
7178 * i386.md (pushsi, pushsi2_prologue): Disable.
7179 (pushsi2_rex64): New.
7180 (movabs?i_1_rex64, movabs?i_2_rex64): New.
7181 (movqi_ext_1): Disable for 64bit.
7182 (movqi_ext_1_rex64): New.
7183 (pushdi2_rex64): New pattern, peep2s and splitter.
7184 (pushdi2_prologue_rex64): New pattern.
7185 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
7187 (movdi splitters): Disable for 64bit.
7188 (movdi_1_rex64): New pattern, peep2s and splitters.
7189 (swapdi): New pattern.
7190 (pushsf): Disable for 64bit.
7191 (pushsf_rex64): New pattern and splitter.
7192 (pushdf_nointeger): Disable for 64bit.
7193 (pushdf_integer): Handle the 64bit case.
7194 (pushtf): Likewise; update splitters.
7196 2001-03-22 Richard Henderson <rth@redhat.com>
7198 * mkconfig.sh: Include insn-flags.h.
7199 * Makefile.in (CONFIG_H): Include insn-flags.h.
7200 (lots of objects): Remove insn-codes.h and insn-flags.h.
7202 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
7203 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
7204 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
7205 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
7206 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
7207 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
7208 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
7209 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
7210 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
7211 v850/v850.c, vax/vax.c:
7212 Don't include insn-flags.h.
7214 * diagnostic.c, expr.h, reload.c, toplev.c:
7215 Don't include insn-codes.h.
7217 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
7218 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
7219 c4x/c4x.c, i960/i960.c, mips/mips.c:
7220 Don't include insn-codes.h or insn-flags.h.
7222 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
7223 or insn-flags.h in the generated code.
7224 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
7225 (main): Forward declare struct rtx_def.
7227 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
7229 * invoke.texi (-ffast-math): Remove duplicate line about
7232 * gcc.texi: Remove more obsolete documentation of bugs and
7233 installation problems.
7235 2001-03-21 Kazu Hirata <kazu@hxi.com>
7237 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
7240 2001-03-20 Jason Merrill <jason@redhat.com>
7242 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
7244 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
7245 * varasm.c (CHKR_PREFIX): Likewise.
7247 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7249 * gcse.c (hash_scan_set): An expression is not anticipatible if it
7250 is part of a multi-SET insn.
7252 * cse.c (find_comparison_args): Remove previous change.
7253 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
7256 * config/i386/i386.md (conditional_trap): Remove warning.
7258 * recog.c (push_operand): Fix error in last change that caused
7259 undefined symbol on many targets.
7261 * sdbout.c: #include ggc.h.
7262 (sdbout_init): Move to end of file.
7263 Call ggc_add_tree_root for anonymous_types.
7264 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
7265 (sdbout_one_type): Use DECL_NAME for field name.
7266 * Makefile.in (sdbout.o): Show includes ggc.h.
7268 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
7270 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
7271 (override_options): Use properlimits for preferred_stack_boundary.
7272 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
7274 (ext_register_operand): Accept DImode.
7275 (load_pic_register): Abort on 64bit.
7276 (gen_push): Use Pmode instead of SImode.
7277 (ix86_save_reg): Pic reg is never used on 64bit.
7278 (ix86_expand_prologue): Likewise.
7279 (ix86_emit_save_regs): Use Pmode instead of SImode.
7280 (legitimate_address_p): Check displacement for 64bit.
7281 (print_operand): Avoid outputting of (%rip) on 64bit.
7282 (print_operand_address): Output (%rip) where possible.
7283 (split_di): Abort on 64bit registers.
7284 (ix86_expand_branch): DImode comparison is simple for x86_64.
7285 (memory_address_length): Recognize memory addresses formed using
7287 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
7289 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
7291 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
7293 * recog.c (push_operand): Recognize new format of push instructions.
7295 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
7297 * i386.md (pushqi1): New.
7298 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
7299 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
7300 x86_64_immediate_operand, x86_64_immediate_operand,
7301 x86_64_zext_immediate_operand): Declare.
7302 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
7303 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
7304 x86_64_immediate_operand, x86_64_immediate_operand,
7305 x86_64_zext_immediate_operand): define.
7306 * i386.h (PREDICATE_CODES): Add new predicates.
7308 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
7310 * i386.md (pophi1, popqi1, pushqi1): Remove.
7312 * expr.c (emit_single_push_insn): New function.
7313 (move_by_pieces): Accept NULL as destination for push instructions.
7314 (gen_push_operand): Kill.
7315 (emit_push_insn): Pass NULL when pushing; avoid updating of
7316 stack_pointer_delta.
7317 * expr.h (gen_push_operand): Kill.
7319 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7321 * rtl.texi (COMPARE): Clarify documentation and reference section
7324 2001-03-20 Stan Shebs <shebs@apple.com>
7326 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
7327 (get_object_reference): Ditto.
7328 (error_with_ivar): Use error_with_file_and_line.
7329 (warn_with_method): Use warning_with_file_and_line.
7331 2001-03-20 Tom Tromey <tromey@redhat.com>
7333 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
7335 2001-03-20 Mark Mitchell <mark@codesourcery.com>
7337 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
7338 variables that are TREE_PUBLIC, even if not TREE_STATIC.
7340 2001-03-20 DJ Delorie <dj@redhat.com>
7342 * Makefile.in (install-libgcc): Pass complete list of variables.
7343 (install-multilib): Ditto.
7345 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7347 * config/i386/cygwin.h: Declare ctor_section, dtor_section
7348 drectve_section, switch_to_section.
7350 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
7351 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
7352 i386_pe_mark_dllimport.
7354 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7356 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
7357 functions i386_pe_*.
7359 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
7360 i386_pe_* functions with char * arguments.
7362 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
7364 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
7366 (movsi_ie): Introduce fpul store.
7368 2001-03-20 Alan Modra <alan@linuxcare.com.au>
7370 * Makefile.in (OBJS): Remove hashtab.o.
7372 2001-03-19 Stan Shebs <shebs@apple.com>
7374 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
7375 * c-lang.c (maybe_objc_method_name): Ditto.
7376 * c-tree.h (maybe_objc_method_name): Remove decl.
7378 2001-03-19 Tom Tromey <tromey@redhat.com>
7380 * gcc.c (init_gcc_specs): Fix comment.
7382 2001-03-19 Mark Mitchell <mark@codesourcery.com>
7384 Compute DECL_ASSEMBLER_NAME lazily.
7385 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
7386 (DECL_ASSEMBLER_NAME_SET_P): New macro.
7387 (SET_DECL_ASSEMBLER_NAME): Likewise.
7388 (COPY_DECL_ASSEMBLER_NAME): Likewise.
7389 (set_decl_assembler_name): Declare.
7390 (lang_set_decl_assembler_name): Likewise.
7391 * tree.c (lang_set_decl_assembler_name): New variab.e
7392 (set_decl_assembler_name): New function.
7393 (init_obstacks): Set lang_set_decl_assembler_name.
7394 (build_decl): Don't set DECL_ASSEMBLER_NAME.
7395 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
7396 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
7397 where it's not necessary.
7398 (builtin_function): Likewise.
7399 (finish_decl): Likewise.
7400 * dbxout.c (dbxout_type_methods): Likewise.
7401 * ggc-common.c (ggc_mark_trees): Likewise.
7402 * profile.c (output_func_start_profiler): Likewise.
7403 * varasm.c (make_decl_rtl): Likewise.
7405 * cse.c (find_comparison_args): Update documentation. Fix
7406 mishandling of COMPARE operations.
7408 * tree.def (ABS_EXPR): Add documentation.
7409 * fold-const.c (fold): Improve folding of ABS_EXPRs.
7411 2001-03-19 Zack Weinberg <zackw@stanford.edu>
7413 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
7415 2001-03-19 Jakub Jelinek <jakub@redhat.com>
7417 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
7418 Remove ia32 linux PIC kludge and move it...
7419 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
7421 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
7423 * i386.md (absdf2 expander): Fix 64bit case.
7425 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
7427 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
7429 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
7431 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
7433 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7435 * README.X11: Remove obsolete file.
7437 2001-03-18 Anthony Green <green@redhat.com>
7439 * config/pj/pj.h: Remove some trailing commas.
7440 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
7442 2001-03-18 Richard Henderson <rth@redhat.com>
7444 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
7445 * calls.c: ... here.
7446 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
7447 defaults for them here.
7449 2001-03-17 Anthony Green <green@redhat.com>
7451 * config/pj/lib1funcs.S: Fix broken comment.
7452 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
7455 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
7457 * gcc.texi: Remove obsolete information relating to build and
7458 installation problems with enquire or the Pyramid C compiler.
7460 2001-03-17 Richard Henderson <rth@redhat.com>
7462 * dwarf2out.c (queue_reg_save): New.
7463 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
7464 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
7466 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
7467 (cfa, cfa_store, cfa_temp): Make static.
7468 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
7470 2001-03-17 Richard Henderson <rth@redhat.com>
7472 * integrate.h (struct inline_remap): Add local_return_label.
7473 * integrate.c (expand_inline_function): Initialize it and emit
7474 it after copy_insn_notes.
7475 (copy_insn_list): Don't store local_return_label here.
7476 (copy_insn_notes): New function split out from copy_insn_list.
7478 2001-03-17 Richard Henderson <rth@redhat.com>
7480 * dwarf2out.c (lookup_filename): Emit .file if the assembler
7481 is generating .debug_line.
7482 (dwarf2out_init): Add main_input_filename to the file table first.
7483 * configure.in (as_dwarf2_debug_line): Test with file number 1
7484 instead of file number 0.
7486 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7488 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
7489 (gen_rtx_combine): Deleted; all references changed as appropriate.
7490 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
7492 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
7494 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
7496 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
7499 2001-03-16 Jim Wilson <wilson@redhat.com>
7501 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
7502 then set it to LOC_REG (79) instead of aborting.
7504 2001-03-16 Phil Edwards <pme@sources.redhat.com>
7506 * gccbug.in: Remove high priority.
7508 2001-03-16 Richard Henerson <rth@redhat.com>
7510 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
7511 output with a space instead of deleting it.
7512 * configure: Regenerate.
7514 2001-03-16 Zack Weinberg <zackw@stanford.edu>
7516 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
7517 handles the gory details of converting an object file into
7518 something that's safe to grep.
7519 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
7520 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
7521 newlines at either end of the string we're looking for.
7522 Make 'checking ...' message less stilted.
7523 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
7524 ARM in-memory layout and its hypothetical converse. Don't
7525 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
7526 HOST_WORDS_BIG_ENDIAN.
7528 * configure.in: Adjust for renamed macro. Move
7529 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
7530 * configure, config.in: Regenerate.
7532 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7534 * fixinc/Makefile.in: Set SHELL.
7536 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7538 * fixinc/fixincl.c (fix_with_system): Quote file names before
7539 passing them to shell.
7541 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7543 * Makefile.in: Use fix-header$(build_exeext) instead
7546 2001-03-16 Richard Henderson <rth@redhat.com>
7548 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
7549 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
7550 (size_of_line_prolog): Remove.
7551 (output_line_info): Compute prologue size via label difference.
7552 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
7554 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
7555 assembler error when redefining file numbers.
7556 * config.in, configure: Rebuild.
7558 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
7559 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
7560 (dw2_asm_output_delta_uleb128): Likewise.
7561 (dw2_asm_output_delta_sleb128): Similarly.
7562 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
7564 2001-03-16 Michael Meissner <meissner@redhat.com>
7566 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
7568 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
7570 (BITMASK_LOWER16): Replacement for 0x0000ffff.
7572 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
7573 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
7574 being unsigned in ISO C and signed in traditional.
7575 (expand_prologue): Ditto.
7576 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
7578 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
7580 (divsi3,divdi3): Ditto.
7581 (modsi3,moddi3): Ditto.
7582 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
7583 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
7584 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
7587 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
7589 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
7590 SSE based conditional moves on LTGT/UNEQ conditions;
7591 Canonicalize EQ to NE.
7592 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
7593 (sse_mov?fcc_ne): New.
7595 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
7597 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7599 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
7600 register may be dead.
7602 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
7604 * Makefile.in (hash.o): Depend on CONFIG_H.
7606 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7608 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
7610 2001-03-15 Richard Henderson <rth@redhat.com>
7612 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
7613 (ASM_OUTPUT_DWARF_PCREL): New.
7614 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
7616 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7618 * cppfiles.c (stack_include_file): Use MAX of sysp.
7620 2001-03-15 Steve Ellcey <sje@cup.hp.com>
7622 * config.gcc (ia64*-*-hpux*): New case.
7623 * config/ia64/hpux.h: New file for HP-UX support.
7624 * config/ia64/t-hpux: New file for HP-UX support.
7626 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
7628 * fixinc/inclhack.def (irix_stdio_va_list): New.
7629 * fixinc/fixincl.x: Rebuilt.
7631 2001-03-15 Richard Henderson <rth@redhat.com>
7633 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
7634 if provided by the target.
7635 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
7636 (dw2_asm_output_addr): New.
7637 * dwarf2asm.h (dw2_asm_output_addr): Declare.
7638 * dwarf2out.c (output_cfi): Use it for program addresses.
7639 (output_call_frame_info, output_die): Likewise.
7640 (output_aranges, output_line_info): Likewise.
7642 2001-03-15 Bruce Korb <bkorb@gnu.org>
7644 * gcc.c(main): make more rigorous
7645 * collect2.c(main): guard against ignoring SIGCHLD
7646 * protoize.c(main): ditto
7647 * gcc/fixinc/fixincl.c(initialize): ditto
7649 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7651 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
7652 (sdbout_parms): Likewise.
7654 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
7656 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
7657 "widen" a destination that is already wider than a word. Also do
7658 not widen if LOAD_EXTEND_OP is NIL for the given mode.
7660 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7662 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
7664 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
7666 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
7668 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
7670 * i960.h (i960_maxbitalignment,
7671 i960_last_maxbitalignment): Declare.
7672 * i960.c (i960_maxbitalignment,
7673 i960_last_maxbitalignment): Make global.
7674 (process_pragma): Delete.
7675 (i960_pr_align, i960_pr_noalign): Move from here ...
7676 * i960-c.c: ... to this new file.
7677 * t-960bare (i960-c.o): New rule.
7678 * t-vxworks960 (i960-c.o): Likewise.
7679 * config.gcc (i960-*-*): Define c_target_objs and
7682 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7684 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
7685 without adding in rtx code and mode.
7687 * alias.c (init_alias_analysis): Don't use any rtx whose value
7688 varies as a known value.
7689 Delete a superfluous test.
7691 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
7693 (ia64_sched_reorder): Call maybe_rotate; also rotate after
7694 scheduling a stop bit.
7695 (ia64_emit_nops): Correctly handle ASMs.
7697 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7699 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
7701 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
7703 * cpp.texi: Update documentation for -include and -imacros.
7704 * cppfiles.c (struct include_file): Remove "defined" memeber.
7705 (find_or_create_entry): Make a copy of the file name, and
7707 (open_file): Update to ensure we use the simplified filename.
7708 (stack_include_file): Don't set search_from.
7709 (cpp_included): Don't simplify the path name here.
7710 (find_include_file): New prototype. Call search_from to
7711 get the start of the "" include chain. Don't simplify the
7713 (_cpp_execute_include): New prototype. Move diagnostics to
7714 do_include_common. Update.
7715 (_cpp_pop_file_buffer): Don't set defined.
7716 (search_from): New prototype. Use the preprocessor's cwd
7717 for files included from the command line.
7718 (read_name_map): Don't simplify the pathname here.
7719 * cpphash.h (enum include_type): New.
7720 (struct buffer): Delete search from. New search_cached.
7721 (_cpp_execute_include): Update prototype.
7722 * cppinit.c (do_includes): Use _cpp_execute_include.
7723 * cpplib.c (do_include_common): New function.
7724 (do_include, do_include_next, do_import): Use it.
7726 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7728 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
7729 contents of the RTL, to determine the name of the object.
7731 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7733 * tree.h (DECL_RTL): Allocate RTL lazily.
7734 (SET_DECL_RTL): New macro.
7735 (DECL_RTL_SET_P): Likewise.
7736 (COPY_DECL_RTL): Likewise.
7737 (DECL_RTL_IF_SET): Likewise.
7738 * varasm.c (make_decl_rtl): Add assertions about the kind of
7739 declaration we are processing.
7740 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
7741 (start_decl): Likewise.
7742 (finish_decl): Likewise.
7743 * c-semantics.c (emit_local_var): Likewise.
7744 * calls.c (expand_call): Likewise.
7745 * dbxout.c (dbxout_symbol): Likewise.
7746 * emit-rtl.c (unshare_all_rtl): Likewise.
7747 (unshare_all_decls): Likewise.
7748 (reset_used_decls): Likewise.
7749 * expr.c (store_constructor): Likewise.
7750 (safe_from_p): Likewise.
7751 (expand_expr): Likewise.
7752 * function.c (put_var_into_stack): Likewise.
7753 (instantiate_decls_1): Likewise.
7754 (assign_parms): Likewise.
7755 (expand_function_start): Likewise.
7756 (expand_function_end): Likewise.
7757 * ggc-common.c (gcc_mark_trees): Likewise.
7758 * integrate.c (function_cannot_inline_p): Likewise.
7759 (copy_decl_for_inlining): Likewise.
7760 (expand_inline_function): Likewise.
7761 (integrate_parm_decls): Likewise.
7762 (integrate_decl_tree): Likewise.
7763 * print-tree.c (print_node): Likewise.
7764 * reg-stack.c (stack_result): Likewise.
7765 * stmt.c (label_rtx): Likewise.
7766 (expand_return): Likewise.
7767 (expand_decl): Likewise.
7768 (expand_decl_cleanup): Likewise.
7769 (expand_anon_union_decl): Likewise.
7770 * toplev.c (check_global_declarations): Likewise.
7771 (rest_of_decl_compilation): Likewise.
7772 * tree.c (simple_cst_equal): Likewise.
7773 * objc/objc-act.c (generate_static_references): Likewise.
7775 2001-03-14 Zack Weinberg <zackw@stanford.edu>
7777 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
7778 gcc_AC_C_FLOAT_FORMAT): New macros.
7779 * configure.in: Add AC_PROG_CPP after CC tests;
7780 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
7781 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
7782 * configure, config.in: Regenerate.
7784 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
7785 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
7786 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
7787 config/i370/xm-linux.h, config/i370/xm-oe.h,
7788 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
7789 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
7790 config/pa/xm-linux.h, config/pa/xm-pa.h,
7791 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
7792 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
7793 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
7794 config/we32k/xm-we32k.h: Delete.
7796 * config/i370/xm-mvs.h, config/m88k/m88k.h,
7797 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
7798 config/vax/xm-vms.h: Don't define any of:
7799 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
7801 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
7803 * config.gcc: Remove references to deleted files.
7804 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
7805 FATAL_EXIT_CODE, which is the same between oe and mvs).
7807 2001-03-14 DJ Delorie <dj@redhat.com>
7808 Vladimir Makarov <vmakarov@redhat.com>
7810 * config/i960/i960.c (i960_function_prologue): Compute size of
7811 frame according to number of registers actually saved there.
7813 2001-03-14 Richard Henderson <rth@redhat.com>
7815 * expr.c (emit_move_insn_1): Fix else if around #endif.
7817 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
7820 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
7823 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
7825 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
7826 (override_options): Parse cmodel string.
7827 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
7828 * i386.h (TARGET_OPTIONS): Add "cmodel".
7829 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
7831 (ix86_cmodel_string, ix86_cmodel): Declare.
7833 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
7836 * i386.h (GENERAL_REG_P): Add missing REG_P.
7838 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
7840 * configure.in: Use $gcc_cv_as instead of $as.
7841 * configure: Regenerated.
7843 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
7845 * cppfiles.c (stack_include_file): Only increase the include
7846 count if we actually process the file properly, as opposed
7847 to treating it as length zero. Only call read_include_file
7848 if not DO_NOT_REREAD. Handle the -H include file output
7850 (read_include_file): Remove now redundant DO_NOT_REREAD check.
7851 (cpp_included, find_include_file): Simplify pathnames after
7852 remapping them. If remapping, don't use the remapped file
7853 name's buffer as our scratch buffer.
7854 (cpp_pop_file_buffer): Replace the multiple include macro
7855 only if it isn't yet set.
7856 (read_name_map): Simplify remapped names when reading in.
7857 (remap_filename): Move code to code path that uses it.
7858 (_cpp_simplify_pathname): Return the input pointer.
7859 * cpphash.h (_cpp_simplify_pathname): Update prototype.
7861 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7863 * expr.c (expand_expr): Revove bogus conditional.
7865 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
7867 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
7869 2001-03-14 Jakub Jelinek <jakub@redhat.com>
7871 * reg-stack.c (stack_result): Unconditionally use
7872 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
7874 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
7876 * expr.c (emit_move_insn_1): Split push of complex value when
7877 no suitable push instruction exist.
7879 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
7880 instead of QI_REG_P.
7882 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7884 * alias.c (handled_component_p, can_address_p): New functions.
7885 (get_alias_set): Use them.
7887 2001-03-13 Jim Wilson <wilson@redhat.com>
7889 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
7890 from 80 in try_locals code.
7891 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
7893 2001-03-13 Zack Weinberg <zackw@stanford.edu>
7895 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
7896 gcc_AC_C_LONG_LONG): New.
7897 * configure.in: Use them. Probe the size of short, int, long,
7898 and long long/__int64 if we have them. Move all the AC_C_*
7899 checks together, except gcc_AC_C_CHAR_BIT which has to go
7900 after AC_CHECK_HEADERS(limits.h).
7901 Take hwint.h out of host_xm_file and build_xm_file.
7903 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
7904 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
7905 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
7906 Move the HOST_WIDEST_INT setup logic here from system.h.
7907 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
7909 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
7910 is now handled by hwint.h.
7912 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
7913 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
7914 config/ia64/xm-ia64.h: Don't define any of:
7915 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
7916 HOST_BITS_PER_LONGLONG.
7918 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
7919 config/h8300/xm-h8300.h, config/mips/iris6.h,
7920 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
7921 config/sparc/xm-sp64.h: Delete.
7922 * config.gcc: Remove references to deleted files.
7924 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
7925 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
7926 * config/i370/xm-linux.h: Clarify floating-point situation in
7929 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
7931 * cppfiles.c (NO_INCLUDE_PATH): New macro.
7932 (find_include_file): Decide here which part of the include
7933 chain to start the search. Complain about an empty include
7934 chain in all cases apart from an abolsute file name.
7935 (_cpp_execute_include): Don't choose the search chain here.
7936 Don't call handle_missing_include in the case of an empty
7938 (_cpp_compare_file_date): Don't choose the search chain here.
7939 * cpplib.c (do_include_next): Move the in-main-file diagnostic
7940 here from _cpp_execute_include. Behave like #include if
7941 we're in the main file.
7943 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7945 * system.h (malloc, realloc, calloc, strdup): Only poison these
7946 tokens when IN_GCC is defined.
7948 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
7950 * i386.md (abs?f expander): Support SSE case.
7951 (abd?f_if): Add new "USE"; add splitters.
7953 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7955 * cpp.texi (poison): Explain the macro expansion exception.
7957 2001-03-13 Jakub Jelinek <jakub@redhat.com>
7959 * expr.c (store_expr): Add dont_store_target. If temp is already in
7960 target before copying to reg, don't store it into target again.
7962 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7964 * cppinternals.texi: Update for file handling.
7966 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
7968 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
7969 2001-02-24 which broke building the Java library.
7970 * function.c (identify_blocks): Likewise.
7971 (all_blocks): Likewise.
7972 * integrate.c (integrate_decl_tree): Likewise.
7973 * print-tree.c (print_node): Likewise.
7974 * tree.h (BLOCK_NUMBER): Likewise.
7975 (struct tree_block): Likewise.
7977 2001-03-12 David Edelsohn <edelsohn@gnu.org>
7979 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
7980 __WCHAR_TYPE__ definition.
7981 (WCHAR_TYPE_SIZE): #undef before #define.
7983 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7985 * cppfiles.c: Update comments.
7986 (destroy_include_file_node): Rename destroy_node.
7987 (find_or_create_entry): New function.
7988 (open_file, _cpp_fake_include): Use it.
7989 (handle_missing_header): New function, broken out of
7990 _cpp_execute include. Don't segfault if there is no
7991 system or quoted path.
7992 (_cpp_execute_include): Use handle_missing_header.
7994 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
7996 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
7997 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
7999 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8001 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
8002 unless anti_dependence says they are.
8003 * alias.c (objects_must_conflict): If neither has a type specified,
8006 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8007 David Billinghurst <David.Billinghurst@riotinto.com>
8009 * config/mips/iris5.h: Change WCHAR_TYPE to int.
8011 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
8013 * i386.md (trunctfdf2_2): Rename missnamed pattern.
8014 (*_one_bit): Remove type on the match_operand in attributes.
8016 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
8018 * i386.c: Commit forgotten hunk in previous patch.
8019 (regclass_map): Add extended registers.
8020 (dbx_register_map): Add missing frame register.
8022 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
8024 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
8026 * i386.md (x86_sahf_1): Disable for 64bit.
8027 (popsi*, pophi*): Likewise.
8028 (pushqi, pushhi): Likewise.
8029 (movdi, pushdi): Likewise.
8030 (zero extend DImode splitter): Likewise.
8031 (adddi, minusdi splitter): Likewise.
8032 (umulsidi): Likewise.
8034 (mulsidi): Disable for 64bit
8035 (lshift:DI/ashift:DI): Disable for 64bit.
8036 (loop patterns): Likewise.
8037 (call_pop, call_value_pop expanders and patterns): Likewise.
8038 (prologue_get_pc): Likewise.
8040 (fcmovDI pattern and splitter): Likewise.
8041 (movdfcc_1_rex64): New.
8043 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
8045 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
8046 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
8047 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
8048 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
8049 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
8050 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
8051 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
8052 (PUSH_ROUNDING): x86_64 rounds to 64bits.
8053 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
8054 (REGPARM_MAX): Set to 6 for x86_64.
8055 (SSE_REGPARM_MAX): Set to 16 for x86_64.
8056 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
8059 * (patterns that does use upper halves): Update constraints
8060 'q' to 'Q' and 'r' to 'R'.
8061 (cmpqi_ext_1): Disable for 64bit.
8062 (cmpqi_ext_3_insn): Likewise.
8063 (movqi_extzv_1): Likewsie.
8064 (addqi_ext_1): Liekwsie
8065 (testqi_ext_1): Liekwsie
8066 (andqi_ext_1): Liekwsie
8067 (xorqi_ext_1): Liekwsie
8068 (cmpqi_ext_1_rex64): New.
8069 (cmpqi_ext_3_insn_rex64): Likewise.
8070 (movqi_extzv_1_rex64): Likewsie.
8071 (addqi_ext_1_rex64): Liekwsie
8072 (testqi_ext_1_rex64): Liekwsie
8073 (andqi_ext_1_rex64): Liekwsie
8074 (xorqi_ext_1_rex64): Liekwsie
8076 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8078 * configure.in: Move check for unsigned enumerated bitfields
8079 to macro in aclocal.m4. Disable it for now.
8080 * configure, config.in: Regenerate.
8081 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
8082 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
8083 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
8084 kind above its first use.
8086 * config/xm-interix.h, config/alpha/xm-alpha.h,
8087 config/i370/xm-linux.h, config/i386/xm-beos.h,
8088 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
8089 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8090 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
8091 Don't define ONLY_INT_FIELDS under any circumstances.
8093 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
8095 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
8096 config/sparc/xm-sysv4.h: Delete - now identical with some
8098 * config.gcc (hppa targets): Replace xm-pahpux.h and
8099 xm-papro.h with implicit xm-pa.h.
8100 (sparc targets): Replace xm-sysv4.h with implicit or explicit
8103 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
8105 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
8106 before reload_cse_noop_set_p.
8108 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8110 * config.gcc: Where xm-host.h used to include another
8111 xm-host.h, list the nested header directly in xm_file. Remove
8112 references to deleted files. Can now use sparc/xm-sp64.h for
8115 * config/xm-linux.h, config/arm/xm-linux.h,
8116 config/i386/xm-dos.h, config/i386/xm-gnu.h,
8117 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
8118 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
8119 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
8120 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
8123 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
8124 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
8125 bother to wrap #undef in #ifdef.
8126 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
8127 Don't include xm-linux.h.
8128 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
8130 * configure.in: Wrap regexps using [] in changequote block.
8131 Use expr : not echo | grep. Simplify regexps.
8132 * configure: Regenerate.
8134 56 xm-files remain, 22 xm-arch.
8136 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8138 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
8139 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
8140 (local_index, local_rindex): Delete, use strchr/strrchr instead.
8141 (copy_object): Fix format specifier vs argument mismatch.
8143 * mips-tdump.c: Make local functions static.
8144 (rindex): Don't #undef.
8145 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
8146 (fatal, fancy_abort): Delete.
8147 (read_seek): Avoid signed/unsigned compare.
8149 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8151 * combine.c (try_combine): Fix error in change to try original
8153 (gen_rtx_combine): Do same as gen_rtx for now.
8155 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8157 * configure.in: AC_SUBST xm_defines.
8158 * configure: Regenerate.
8159 * Makefile.in: Set DEFINES=$(xm_defines) when building
8162 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
8164 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
8165 (cpp_included, find_include_file): Update.
8166 (_cpp_compare_file_date): Make else unconditional.
8168 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
8170 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
8172 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
8174 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
8175 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
8177 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
8179 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
8180 if it's a record type.
8182 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
8184 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
8185 mingw includes slightly.
8187 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8189 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
8190 #undef token before poisoning it.
8192 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8194 * alpha.c (check_float_value): Use memcpy, not bcopy.
8196 * m32r.c (m32r_sched_reorder): Likewise.
8198 * vax.c (check_float_value): Likewise.
8200 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
8202 * toplev.c (file_name_nondirectory): Remove.
8203 * toplev.h: Similarly.
8204 * dwarf2out.c (compute_section_prefix): Use lbasename instead
8205 of file_name_nondirectory.
8207 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8209 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
8210 * mips-tfile.c: Don't #undef rindex; not used.
8212 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
8214 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
8215 (dbx64_register_map): Declare.
8216 (RETURN_ADDR_RTX): Fix for 64bit.
8217 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
8218 (INCOMING_FRAME_SP_OFFSET): Set to 8.
8219 * i386.c (dbx64_register_map): New global array.
8220 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
8221 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
8224 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
8226 * cppfiles.c (search_from): Use lbasename.
8227 * mkdeps.c (deps_add_default_target): Use lbasename.
8229 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8231 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
8232 xcalloc in lieu of malloc, realloc & calloc.
8234 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
8236 * gengenrtl.c (xmalloc): Likewise.
8238 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
8239 really_call_* memory allocation routines.
8241 * stmt.c (check_for_full_enumeration_handling): Use
8242 really_call_calloc, not calloc.
8244 * system.h (really_call_malloc, really_call_calloc,
8245 really_call_realloc): Define.
8246 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
8248 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
8250 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
8252 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
8254 * configure: Rebuilt.
8255 * configure.in: Only use `lang_requires' for languages athat are
8258 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
8260 * invoke.texi: Fix typo.
8261 * gcc.1: Regenerate.
8263 2001-03-09 Zack Weinberg <zackw@stanford.edu>
8265 * configure.in: Prune nonexistent files from build_xm_file,
8266 xm_file, and host_xm_file lists. Warn unless they're
8268 Don't generate *config.h here.
8269 AC_SUBST all variables needed to generate *config.h.
8270 * configure: Regenerate.
8271 * mkconfig.sh: New helper script, from code removed from
8273 * Makefile.in: Zap all MALLOC variables - no longer used
8274 anywhere, and malloc.c doesn't exist.
8275 Substitute in variables needed to generate *config.h.
8276 Stop lying about the dependencies contained in CONFIG_H and
8278 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
8279 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
8280 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
8281 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
8282 $(TM_P_H), etc. as appropriate.
8284 * config.gcc: Zap references to deleted files.
8285 * ggc-none.c: Don't include rtl.h or tm_p.h.
8287 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
8288 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
8289 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
8290 config/i386/xm-linux.h, config/i386/xm-linux.h,
8291 config/i386/xm-next.h, config/i386/xm-openbsd.h,
8292 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
8293 Don't include i386/xm-i386.h.
8295 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
8296 config/i386/xm-i386.h, config/i860/xm-i860.h,
8297 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
8298 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8299 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
8300 Delete (empty except comments, #includes of other deleted
8301 files, and macros used nowhere).
8303 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
8305 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
8306 independent on TARGET_FLAGS.
8308 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
8310 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
8312 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
8314 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
8316 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
8317 LAST_REX_SSE_REG): define.
8318 (enum reg_class): Add 'LEGACY_REGS'
8319 (REG_CLASS_CONTENTS): Likewise; add extended registers.
8320 (SSE_REGNO_P): Recognize extended registers.
8321 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
8322 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
8323 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
8324 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
8325 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
8326 REG_OK_FOR_STRREG_P): Remove.
8327 (HI_REGISTER_NAMES): Add extended registers.
8328 (ADDITIONAL_REGISTER_NAMES): Likewise.
8329 (QI_REGISTER_NAMES): Add 8bit extended registers.
8330 (DEBUG_REG): Support extended registers.
8331 * i386.c (regclass_map): Add extended registers.
8332 (dbx_register-map): Likewise.
8333 (svr4_dbx_register_map): Likewise.
8334 (print_reg): Support extended registers.
8335 (print_operand): Support 64bit operands.
8337 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
8339 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
8340 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
8341 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
8342 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
8343 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
8344 STACK_BOUNDARY): Set properly for 64bits.
8345 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
8346 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
8347 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
8348 (MOVE_MAX): Set to 16.
8349 (MOVE_MAX_PIECES): 8 for 64bit.
8350 (Pmode): Set to SImode.
8352 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
8354 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
8356 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
8358 * i386.h (mask_64bit): New constant.
8359 (target_64bit): New macro.
8360 (target_options): Add '64'/'32'
8361 (target_default): Define.
8362 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
8363 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
8364 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
8366 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
8368 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
8370 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
8372 * rtlanal.c (rtx_varies_p): Check operand 0 of a
8373 LO_SUM unless for_alias is set.
8375 2001-03-08 Stan Shebs <shebs@apple.com>
8377 * objc/objc-act.c: Fix old typos in comments, add comments for
8379 (hash_init): Fix file name in error message.
8380 (hash_enter): Ditto.
8381 (hash_add_attr): Ditto.
8382 (continue_class): Ditto.
8384 2001-03-08 Bruce Korb <bkorb@gnu.org>
8386 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
8387 wait4() can receive the signal.
8389 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8391 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
8393 * fixinc/fixincl.x: Regenerate.
8395 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8397 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
8399 * fixinc/fixincl.x: Regenerate.
8401 2001-03-08 Richard Henderson <rth@redhat.com>
8403 * configure.in (HAVE_AS_LEB128): New assembler check.
8404 * configure, config.in: Rebuilt.
8406 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
8408 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
8411 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8413 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
8414 references to the MAXPATHLEN macro.
8416 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
8417 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
8420 * config/i386/xm-gnu.h, config/xm-gnu.h,
8421 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
8422 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
8423 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
8424 and/or unused files.
8426 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
8427 doing so in various xm-*.h files.
8429 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8431 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
8433 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
8435 * configure.in (enable_shared): Support per-package shared-library
8437 * configure: Rebuilt.
8439 2001-03-07 David Edelsohn <edelsohn@gnu.org>
8441 * rs6000.md (cr logic): Add original POWER mnemonic alternative
8442 for crnot. Set operands[5] in splitter.
8444 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8446 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
8447 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
8448 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
8449 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
8450 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
8451 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
8452 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
8455 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
8456 config/i370/xm-i370.h, config/i386/xm-dgux.h,
8457 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
8458 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
8459 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
8460 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
8461 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
8462 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
8463 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
8464 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
8465 Delete unused and/or empty files.
8467 * config.gcc: Define USG in xm_defines as appropriate. Define
8468 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
8469 macro. Remove deleted xm-* files from $xm_files variable.
8471 2001-03-07 Tom Tromey <tromey@redhat.com>
8473 * configure: Rebuilt.
8474 * configure.in: Allow config-lang.in to set `lang_requires' to list
8475 of other required languages.
8477 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
8479 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
8481 (output_prologue): Use xmalloc not oballoc.
8482 (output_epilog): Free a29k_first_epilogue_insn when finished.
8483 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
8485 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
8487 * builtins.c (expand_builtin_mathfn): Check
8488 flag_unsafe_math_optimizations, not flag_fast_math.
8489 (expand_builtin): Likewise
8490 * combine.c (combine_simplify_rtx): Likewise.
8491 (simplify_if_then_else): Likewise.
8492 * cse.c (fold_rtx): Likewise.
8493 * flags.h: Remove flag_fast_math. Add
8494 flag_unsafe_math_optimizations and flag_trapping_math.
8495 * fold-const.c (negate_expr): Check
8496 flag_unsafe_math_optimizations, not flag_fast_math.
8497 (invert_truthvalue): Likewise.
8498 (fold): Likewise. Before associating operands, check that
8499 code == MULT_EXPR, not code != MULT_EXPR.
8500 * ifcvt.c (noce_try_minmax): Check
8501 flag_unsafe_math_optimizations, not flag_fast_math.
8502 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
8503 * invoke.texi: Document -funsafe-math-optimizations and
8504 -fno-trapping-math. Change documentation for -ffast-math.
8505 * jump.c (reversed_comparison_code_parts): Likewise.
8506 (rtx_equal_for_thread_p): Likewise.
8507 * optabs.c (emit_conditional_move): Likewise.
8508 * simplify-rtx.c (simplify_binary_operation): Likewise.
8509 (simplify_relational_operation): Likewise.
8510 (simplify_ternary_operation): Likewise.
8511 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
8512 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
8513 Add trapping-math and unsafe-math-optimizations entries to f_options.
8514 (set_fast_math_flags): New, sets flags for -ffast-math.
8515 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
8516 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
8517 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
8519 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
8520 (alpha_emit_conditional_move): Initialize local_fast_math to
8521 flag_unsafe_math_optimizations, not flat_fast_math.
8522 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
8523 instead of setting flag_fast_math to 1.
8524 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
8526 * config/i386/i386.c (override_options): Likewise
8527 * config/i386/i386.md: Likewise.
8528 * config/m68k/m68k.md: Likewise.
8529 * config/mips/mips.md: Likewise.
8530 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
8531 (rs6000_generate_compare): Likewise.
8533 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8535 * Makefile.in: Set RANLIB to @RANLIB@.
8538 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8540 * fixinc/inclhack.def (djgpp_wchar_h): New test.
8541 * fixinc/fixincl.x: Regenerated.
8543 2001-03-07 Richard Henderson <rth@redhat.com>
8545 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
8547 2001-03-07 Richard Henderson <rth@redhat.com>
8549 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
8550 of block notes and exception handling notes.
8552 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
8553 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
8554 (compile_file): ... here.
8556 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8558 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
8560 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
8561 config.h now. Include libiberty.h to handle alloca.
8563 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8565 * c-parse.in (yylexname): New function, split out of _yylex.
8566 (objc_rid_sans_at): New table.
8567 (init_reswords): Initialize it.
8568 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
8569 retrieving the next token and checking it for significance as
8570 an ObjC keyword or string constant.
8572 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
8573 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
8575 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
8578 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
8580 * config/m68k/m68k.c (const_uint32_operand): Accept any
8581 const_int on a 32-bit host.
8583 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
8585 * objc/objc-act.c (init_objc): Set save_lang_status,
8586 restore_lang_status, and mark_lang_status.
8588 2001-03-06 Krister Walfridsson <cato@df.lth.se>
8590 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
8592 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
8594 * cppinternals.texi: Update.
8596 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8598 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8599 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
8600 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
8601 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
8602 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
8603 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8604 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
8605 config/i386/xm-i386.h, config/i860/xm-i860.h,
8606 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8607 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
8608 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8609 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8610 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8611 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8612 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
8613 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
8614 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
8615 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8616 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8617 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
8618 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
8619 match the defaults provided in hwint.h.
8621 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8622 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
8624 * config.gcc (xm_file): Don't set to files which are deleted.
8626 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
8627 guard this file against these macros being undefined.
8629 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8631 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
8632 and DECL_DEFER_OUTPUT on the decl we create, before calling
8633 rest_of_decl_compilation.
8635 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8637 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
8639 * configure, config.in: Regenerate.
8640 * config.gcc: Remove references to deleted files.
8642 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
8643 genrecog.c, rtl.c: Do not use alloca anywhere.
8645 * Makefile.in, build-make, system.h, config/x-interix,
8646 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
8647 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
8648 config/arc/xm-arc.h, config/arm/xm-arm.h,
8649 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8650 config/h8300/xm-h8300.h, config/i370/x-oe,
8651 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
8652 config/i386/x-ncr3000, config/i386/x-sco5,
8653 config/i386/xm-dgux.h, config/i860/x-sysv4,
8654 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
8655 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
8656 config/m68k/x-hp320g, config/m69k/x-mot3300,
8657 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
8658 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
8659 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
8660 config/m88k/x-sysv4, config/m88k/x-tekXD88,
8661 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8662 config/mips/x-iris, config/mips/x-iris3,
8663 config/mips/x-sni-svr4, config/mips/x-sysv,
8664 config/mips/xm-iris6.h, config/mips/xm-mips.h,
8665 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
8666 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
8667 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8668 config/pa/xm-papro.h, config/romp/xm-romp.h,
8669 config/rs6000/x-aix31, config/rs6000/x-aix41,
8670 config/rs6000/x-beos, config/rs6000/x-lynx,
8671 config/rs6000/x-mach, config/rs6000/x-rs6000,
8672 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
8673 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8674 config/sparc/x-sysv4, config/sparc/xm-linux.h,
8675 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
8676 config/vax/xm-vms.h: Eradicate all references to alloca and
8679 * config/xm-alloca.h, config/clipper/x-clix,
8680 config/i386/xm-sysv4.h, config/i860/x-fx2800,
8681 config/i860/x-sysv3, config/m88k/x-sysv3,
8682 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
8683 (contained only alloca related hacks).
8685 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
8688 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
8690 * invoke.texi: Document __FAST_MATH__.
8692 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8694 * crtstuff.c: Restore include of auto-host.h.
8696 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
8698 Put main() in a separate file, so that the language
8699 front-end can use a different main().
8702 * toplev.c: (main): Rename as toplev_main.
8703 * toplev.h: Declare toplev_main.
8704 * Makefile.in (OBJS): add toplev.o.
8705 (BACKEND): remove toplev.o, add main.o.
8707 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8709 * cppfiles.c (search_from): Special case the empty string.
8711 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8713 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
8714 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
8715 strlen or strcpy; we already know the length.
8716 (_cpp_compare_file_date): Similarly.
8717 * cpphash.h (struct cpp_reader): Delete done_initialising.
8718 (CPP_PREV_BUFFER): Delete.
8719 * cppinit.c (cpp_start_read): Don't set done_initialising.
8720 * cpplex.c (parse_string): Guarantee null-termination.
8721 (_cpp_equiv_toklists): Remove.
8722 * cpplib.c (glue_header_name): Null-terminate.
8723 (do_line): Don't leak memory.
8724 * cpplib.h (BT_WEAK): Delete.
8725 * cppmain.c (cb_ident): Strings are now null-terminated.
8727 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
8729 * gcc.c (convert_filename): Append executable suffix
8730 if NO_AUTO_EXE_SUFFIX is not defined.
8731 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
8732 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
8734 2001-03-03 David O'Brien <obrien@FreeBSD.org>
8736 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
8737 * c-parse.gperf, c-gperf.h: Delete.
8738 (c-gperf.h was accidently re-added to the CVS repo in the rev
8739 1.16 commit by tromey)
8741 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8743 * cpplex.c (_cpp_lex_token): Don't warn about directives in
8744 macro arguments when looking for the '('.
8745 * cppmacro.c (funlike_invocation_p): Set parsing_args to
8746 2 when really parsing arguments; 1 when looking for '('.
8747 Always restore the lexer position.
8749 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8751 * longlong.h (umul_ppmm): Don't use a multiline string.
8753 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8755 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
8756 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
8757 t_bool in declaration because pcc can't combine volatile with typedef
8760 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
8762 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
8763 until when it is really needed.
8764 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
8765 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
8766 * i386.md (float?i?f splitter): Don't force source operand to memory
8768 (sse_movdfcc): Fix constraint.
8769 (sse_movdfcc splitter): Handle properly the second alternative.
8771 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8773 * cpplex.c (parse_string): Unconditionally pedwarn.
8775 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8778 * cppexp.c (parse_number): Update.
8779 * cpplex.c (parse_string): Pedwarn if multiline string does not
8780 result from a system header's macro.
8781 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
8782 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
8783 for function-like macros too.
8784 * c-lex.c (lex_number): Update.
8786 2001-03-03 Richard Henderson <rth@redhat.com>
8788 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
8790 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
8792 * combine.c (try_combine): If split with mode-changed scratch
8793 register didn't work, try the original mode.
8795 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
8797 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
8798 * config/c4x/c4x.h: Likewise.
8799 * stor-layout.c (compute_record_mode): Likewise.
8800 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
8802 2001-03-02 Zack Weinberg <zackw@stanford.edu>
8804 * configure.in: Kill tm.h. Include the files in the $tm_file
8805 list in all three of config.h, hconfig.h, tconfig.h, after the
8806 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
8807 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
8808 * configure: Regenerate.
8809 * Makefile.in (clean): Don't delete tm.h.
8811 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
8812 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
8813 those are not defined, set SEC and FEC to 0 and 1.
8814 * gcc.texi: Update to match.
8816 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
8817 * config/fp-bit.c, config/m68k/aux-crt2.asm,
8818 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
8819 Include tconfig.h, not tm.h.
8821 * config/xm-lynx.h, config/xm-std32.h,
8822 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8823 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
8824 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
8825 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8826 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8827 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8828 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
8829 config/i386/xm-i386.h, config/i860/xm-i860.h,
8830 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8831 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
8832 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8833 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8834 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8835 config/pa/xm-linux.h, config/pa/xm-pa.h,
8836 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8837 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
8838 config/pj/xm-pj.h, config/romp/xm-romp.h,
8839 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
8840 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8841 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8842 config/v850/xm-v850.h, config/vax/xm-vax.h,
8843 config/we32k/xm-we32k.h:
8845 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
8847 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
8848 config/i370/xm-oe.h: Don't include tm.h. Don't define
8850 * config/vax/xm-vms.h: Don't include tm.h.
8852 * config/xm-lynx.h, config/avr/xm-avr.h,
8853 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
8854 Delete; made empty by above changes.
8855 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8856 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
8857 Don't include config/xm-lynx.h or tm.h.
8859 * config/xm-gnu.h: Don't include fcntl.h.
8860 * config/sparc/xm-lynx.h: Don't include sys/types.h and
8862 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
8864 2001-03-02 Richard Henderson <rth@redhat.com>
8866 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
8867 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
8869 2001-03-02 Richard Henderson <rth@redhat.com>
8871 * Makefile.in (OBJS): Add dwarf2asm.o.
8872 * dwarf2asm.c, dwarf2asm.h: New files.
8873 * dwarf2out.c (*): Use them.
8874 (size_of_uleb128, size_of_sleb128): Remove.
8875 (output_uleb128, output_sleb128): Remove.
8876 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
8877 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
8878 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
8879 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
8880 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
8881 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
8882 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
8883 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
8884 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
8885 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8886 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
8887 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
8888 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
8889 (dwarf2out_frame_debug): Remove unused variables.
8890 (output_loc_operands): Don't abort on 8 byte constants if
8891 host integers are wide enough.
8892 (output_symbolic_ref): Remove.
8893 (size_of_die): Don't assume 4 byte host integers.
8894 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
8896 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
8897 something stupid with HOST_WIDE_INT to long truncation.
8898 [CONST_DOUBLE]: Likewise.
8900 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
8901 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8902 * config/arm/unknown-elf.h: Likewise.
8903 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
8904 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
8905 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
8906 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
8907 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
8908 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
8909 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
8910 (ASM_OUTPUT_DWARF_OFFSET): Remove.
8911 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
8912 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
8913 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
8914 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
8916 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8918 * cselib.c (hash_rtx): Cast enums to unsigned int.
8920 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8922 * print-rtl.c (print_rtx): Cast enums to int for comparison.
8923 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
8925 * c-format.c (C_STD_VER): Cast to int for comparisons.
8926 (check_function_format): Cast various enums to int for &.
8927 (maybe_read_dollar_number): Likewise.
8928 (check_format_info): Likewise.
8929 (check_format_info_main): Likewise.
8930 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
8931 (safe_from_p): Likewise.
8932 * varasm.c (const_hash): Cast enum to int for %.
8933 * emit-rtl.c (init_emit_once): Use int loop variable to work around
8934 pcc enum problems with < and ++ operators.
8935 * regclass.c (init_reg_sets_1): Cast enums for comparison.
8936 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
8937 (regclass_init): Change enum class to int to iterate over reg_classes.
8938 * genrecog.c (merge_trees): Cast enums for comparison.
8939 * rtl.h (GET_CODE): Cast to enum rtx_code.
8940 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
8941 (GET_MODE): Cast to enum machine_mode.
8942 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
8943 (GET_NOTE_INSN_NAME): Cast enum to int.
8944 * tree.h (TREE_CODE): Cast to enum tree_code.
8945 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
8946 * timevar.c (timevar_print): Change loop variable id from enum to
8948 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
8949 * config/i386/i386.md: Use PUT_MODE for mode assignment.
8950 * toplev.c (compile_file): Cast enum DFI to int.
8951 (decode_d_option): Likewise.
8953 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
8955 * cppinit.c (append_include_chain): Mark "after" include file name list
8956 as a system directory.
8957 * cpp.texi: Document new behavior.
8959 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
8961 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
8963 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
8965 * cppfiles.c (struct include_file): Update.
8966 (stack_include_file): Use search_from.
8967 (cpp_included, find_include_file): Update.
8968 (cpp_execute_include): Update. ptr->name may not be
8969 null terminated. Use the new search_from member variable
8971 (_cpp_compare_file_date): Similarly.
8972 (search_from): New function, similiar to actual_directory.
8973 (actual_directory): Delete.
8974 (remap_filename): Update. loc->name may not be null terminated.
8975 (struct file_name_list): Rename search_path. Update.
8976 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
8977 search_from and dir.
8978 (struct cpp_reader): Remove actual_dirs.
8979 * cppinit.c (struct cpp_pending): Update for renamed objects.
8980 (append_include_chain, remove_dup_dir, remove_dup_dirs,
8981 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
8982 * cpplib.h (struct cpp_options): Similarly.
8984 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8986 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
8987 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
8988 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
8989 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8990 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8991 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8992 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8993 config/i370/xm-linux.h, config/i370/xm-mvs.h,
8994 config/i370/xm-oe.h, config/i386/xm-aix.h,
8995 config/i386/xm-i386.h, config/i386/xm-osf.h,
8996 config/i860/xm-i860.h, config/i960/xm-i960.h,
8997 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
8998 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
8999 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
9000 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
9001 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
9002 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
9003 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
9004 config/pj/xm-pj.h, config/romp/xm-romp.h,
9005 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
9006 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
9007 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
9008 config/v850/xm-v850.h, config/vax/xm-vax.h,
9009 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
9010 Do not define TRUE or FALSE.
9012 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
9013 empty by above change.
9014 * config.gcc: Remove references to these files.
9016 * configure.in: Detect stdbool.h.
9017 * configure, config.in: Regenerate.
9018 * system.h: Include stddef.h here if available.
9019 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
9020 Then set up a sensible boolean type at the very end.
9022 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
9023 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
9025 * hash.h: Delete 'boolean' typedef and related #undefs.
9027 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
9028 all uses of 'boolean' with 'bool'.
9030 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
9032 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
9033 * cppexp.c (lex): Cast enums for comparison.
9034 * cppinit.c (parse_option): Cast enum for comparison.
9035 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
9036 (cpp_output_token): Likewise.
9037 (cpp_can_paste): Cast enums for comparsion and plus/minus.
9038 (cpp_avoid_paste): Cast enums for minus and comparison.
9040 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9042 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
9043 field to all array elements.
9045 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9047 * cpphash.h (struct cpp_reader): Add print_version field.
9048 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
9049 just set print_version and other flags as appropriate.
9050 (cpp_post_options): Print version here if print_version is set.
9052 * toplev.c (exit_after_options): New flag.
9053 (independent_decode_option): Don't exit here; just set
9055 (main): Exit after calling lang_hooks.post_options if
9056 exit_after_options is true.
9058 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
9059 (merge_include_chains): Adjust comment to match code.
9061 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9063 * stringpool.c (set_identifier): New function.
9064 * tree.h: Prototype it.
9066 * c-parse.in: Kill D_YES. If compiled for objc, call
9067 save_and_forget_protocol_qualifiers from init_reswords.
9068 * objc/objc-act.c (remember_protocol_qualifiers,
9069 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
9070 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
9072 (save_and_forget_protocol_qualifiers): New function.
9073 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
9075 2001-03-01 Diego Novillo <dnovillo@redhat.com>
9077 * c-semantics.c (prune_unused_decls): Return error_mark_node
9078 instead of (tree) 1 to stop traversing the tree chain.
9080 2001-03-01 Bernd Schmidt <bernds@redhat.com>
9082 Fix a problem introduced by Kenner's Feb 18 change.
9083 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
9084 flag_cse_skip_blocks only temporarily, not for ever.
9086 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
9088 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
9089 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
9091 * pa.c (emit_move_sequence): Verify operand0 is a hard register
9092 before determining its register class.
9094 2001-03-01 Bernd Schmidt <bernds@redhat.com>
9096 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
9097 from reg 4 if current_function_calls_setjmp.
9098 (gen_nop_type): New function.
9099 (ia64_emit_nops): New function.
9100 (ia64_reorg): Call it.
9101 (ia64_sched_reorder): Move code that rotates bundles up a bit.
9103 * reload1.c (eliminate_regs_in_insn): Restrict the special case
9104 code not to try to optimize adds with anything but a REG destination.
9106 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
9107 (INSN_PRIORITY_KNOWN): New accessor macro.
9108 * haifa-sched.c (priority): Use it instead of testing priority against
9111 2001-02-28 DJ Delorie <dj@redhat.com>
9113 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
9114 since that doesn't work the way gcc wants on a generic m68k.
9116 2001-02-28 Richard Henderson <rth@redhat.com>
9118 * caller-save.c (save_call_clobbered_regs): Fix typo in
9119 comparison last change.
9121 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
9123 * i386.c (pentium4_cost): New.
9124 (m_PENT4): New macro.
9125 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
9126 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
9127 x86_integer_DFmode_moves, x86_partial_reg_dependency,
9128 x86_memory_mismatch_stall): Add Pentium4
9129 (x86_use_q_reg, x86_use_any_reg): Kill.
9130 (override_options): Add pentium4.
9131 (incdec_operand): Return 0 for pentium4.
9132 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
9133 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
9134 (TARGET_PENTIUM4): Define.
9135 (enum processor_type): Add PROCESSOR_PENTIUM4.
9136 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
9137 * i386.md (attribute "cpu"): Add pentium4.
9138 * invoke.texi (march): Add pentium4.
9140 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
9142 * i386.md (sse_mov?fcc*): New patterns and splitters.
9143 * i386.c (ix86_expand_movcc): Work post-reload; recognize
9144 the SSE based conditional moves.
9146 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
9148 * i386.md (attribute mode): Add "TI".
9149 (movsf_1): Add pxor support; remove constant propagation splitter.
9150 (movdf_integer): Likewise.
9151 (movdf_nointeger): Likewise.
9152 (movxf constant prop splitter): Handle all modes; update for SSE.
9153 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
9154 * i386.c (standard_80387_constant_p): Rewrite.
9155 (standard_sse_constant_p): New.
9156 * i386-protos.h (standard_sse_constant_p): New.
9158 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
9160 * i386.md (sse_setccsf, sse_setccdf): New.
9161 (sse_cmp* patterns): Use '%D' instead of outputtting condition
9163 * i386.c (sse_comparison_operator): Accept the supported unordered
9164 comparses; be ready for fast_math.
9165 (print_operand): Support 'D'.
9167 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
9169 * jump.c (reversed_comparison_code): Kill.
9171 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
9173 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
9176 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
9178 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
9179 add missing '%' in constraints.
9181 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
9183 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
9184 for HOST_BITS_PER_WIDE_INT == 32 too.
9186 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
9188 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
9190 (insert_save, insert_restore): New parameter save_mode.
9191 (init_caller_save): Update initialization of reg_save_code
9192 and reg_restore_code.
9193 (save_call_clobbered_regs): Compute save_modes and update calls to
9194 reg_save_code and reg_restore_code.
9195 (insert_restore): Unsignetize numbers; use save_modes to choose mode
9196 of spill; update use of reg_restore_code.
9197 (insert_save): Likewise.
9198 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
9199 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
9200 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
9202 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
9204 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
9205 noce_try_store_flag_inc, noce_try_store_flag_mask,
9206 noce_try_cmove_arith):
9207 Use reversed_comparison_code instead of reverse_comparison and
9208 can_reverse_comparison_p.
9210 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
9212 * jump.c (reversed_comparison_code_parts): Allow reversal of
9213 unordered compares in -ffast-math mode; reverse ordered compares
9214 for FP even w/o -ffast-math.
9216 2001-02-27 Richard Henderson <rth@redhat.com>
9218 * print-rtl.c (print_rtx) [i]: Don't print field five on
9219 NOTEs other than NOTE_INSN_DELETED_LABEL.
9221 2001-02-27 Zack Weinberg <zackw@stanford.edu>
9223 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
9224 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
9226 2001-02-27 Diego Novillo <dnovillo@redhat.com>
9228 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
9229 even if walk_subtrees is 0.
9230 * c-semantics.c (prune_unused_decls): Return a non-null value to
9231 stop traversing the tree chain.
9233 2001-02-27 DJ Delorie <dj@redhat.com>
9235 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
9236 register, *then* define it as the new CFA.
9238 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
9240 * pa.c (override_options): Promote -fpic to -fPIC.
9241 (legitimize_pic_address): Simplify due to removal of
9242 small PIC as a code generation option.
9243 (secondary_reload_class): Similarly.
9244 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
9245 (PRINT_OPERAND_ADDRESS): Similarly.
9246 * pa.md (various patterns): Similarly.
9247 (small pic lo_sum pattern): Remove.
9249 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
9252 * md.texi (min, max): Document
9254 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
9256 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
9257 TARGET_PARTIAL_REG_DEPENDENCY.
9258 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
9260 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
9262 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
9264 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
9266 * mips.c (mips_make_temp_file): Fix thinko in last change.
9268 2001-02-26 Jason Eckhardt <jle@redhat.com>
9270 * combine.c (known_cond): Do not reverse the condition when
9271 SMAX/UMAX is being considered and the condition is for equality
9274 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
9276 2001-02-26 Philip Blundell <philb@gnu.org>
9278 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
9280 * config/arm/linux-elf.h: Remove historical relics related to
9281 above configurations.
9282 * config/arm/linux-oldld.h: Delete.
9283 * config/arm/linux-elf26.h: Delete.
9285 2001-02-26 Jason Merrill <jason@redhat.com>
9287 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
9289 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
9290 recognize a tentative definition. Lose obsolete code.
9292 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
9293 variables unless necessary, either.
9295 2001-02-25 Richard Henderson <rth@redhat.com>
9297 * ifcvt.c (struct noce_if_info): Add test_bb.
9298 (noce_get_alt_condition): New.
9299 (noce_try_minmax, noce_try_abs): New.
9300 (noce_operand_ok): New.
9301 (noce_process_if_block): Use them.
9302 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
9304 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
9306 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
9309 2001-02-25 Zack Weinberg <zackw@stanford.edu>
9311 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
9312 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
9314 (mips_asm_file_end): Free temp_filename here.
9316 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9318 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
9319 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
9321 * config/i386/i386.md (movstrsi): Handle FAIL case.
9323 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
9325 * cppinit.c (builtin_array): Update.
9326 (init_builtins): Flag builtins to warn if redefined or
9327 undefined. Define __GXX_WEAK as a normal macro.
9328 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
9329 * cpplib.h (NODE_WARN): New flag.
9330 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
9331 Handle __STDC__ as a builtin only on Solaris.
9332 (warn_of_redefinition): Renamed from check_macro_definition.
9333 Reverse sense of test. Always warn if NODE_WARN.
9334 (_cpp_create_definition): Use warn_of_redefinition. Flag
9335 any macro beginning with "__STDC_" to require a mandatory
9336 warning if redefined or undefined.
9338 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9340 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
9341 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
9342 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
9343 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
9344 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
9345 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
9346 Don't define any of:
9347 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
9348 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
9349 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
9350 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
9351 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
9353 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
9354 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
9357 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
9358 Delete now-empty file.
9360 * alpha/vms.h: Define NEED_ATEXIT here...
9361 * alpha/xm-vms.h: ...not here.
9363 * i386/cygwin.h: Don't define PARAMS.
9364 * mips/mips.c: Don't prototype mktemp. Don't define
9365 P_tmpdir. Use make_temp_file to create temporary files.
9366 Don't be clever and delete temporary files early.
9367 * config.gcc: Drop references to deleted files. Don't define
9369 * gcc.texi: Don't mention USE_PROTOTYPES.
9371 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9373 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
9374 (ix86_set_move_mem_attrs_1): Likewise.
9375 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
9376 * config/i386/i386.md (movstrsi): Call it.
9378 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9380 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
9381 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
9382 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
9383 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
9385 (i750a-*-*): Error here if hosting on i750a.
9386 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
9388 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
9389 Remove (empty modulo comments).
9391 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
9392 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
9393 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
9394 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
9395 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
9396 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
9398 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
9399 Remove reference to winnt.h in comment.
9400 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
9402 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9404 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
9405 used to set another biv.
9407 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9409 * tree.h (BLOCK_DEAD): New macro.
9410 (struct tree_block): New flag, dead_flag.
9411 * print-tree.c (print_node, case 'b'): Print missing fields.
9412 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
9413 * function.c (identify_blocks): Enable test for misplaced notes.
9414 (all_blocks): Skip BLOCK_DEAD blocks.
9415 * integrate.c (integrate_decl_tree): Likewise.
9417 * errors.c (internal_error, trim_filename): New functions.
9418 (fancy_abort): Call internal_error.
9419 * errors.h (internal_error, trim_filename): New declarations.
9421 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
9423 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
9425 (EXTRA_CONSTRAINT): Formatting changes.
9427 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9429 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
9431 2001-02-23 Per Bothner <per@bothner.com>
9433 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
9434 so they can be called from java/jvspec.c.
9435 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
9437 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
9439 * i386.c (ix86_frame): New structure.
9440 (ix86_compute_frame_size): Kill.
9441 (ix86_compute_frame_layout): New.
9442 (ix86_save_reg): New.
9443 (ix86_can_use_return_insn_p): Use frame layout stuff.
9444 (ix86_expand_prologue): Likewise.
9445 (ix86_expand_epilogue): Likewise.
9446 (ix86_initial_elimination_offset): Likewise.
9447 (ix86_nsaved_regs): Use ix86_save_reg.
9448 (ix86_emit_save_regs): Likewise.
9450 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
9452 * flow.c (find_sub_basic_blocks): New function.
9453 (split_block): Be ready for basic block introduced by CODE_LABEL.
9454 (commit_one_edge_insertion): Call find_sub_basic_block.
9456 * flow.c (make_edges): Add edge from entry for blocks starting with
9457 label having ALTERNATE_NAME
9459 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
9461 * function.c (epilogue_done): Be ready for first basic block not
9462 containing PROLOGUE_END note.
9463 (reposition_prologue_and_epilogue_notes): Avoid placing
9464 PROLOGUE_END note between BASIC_BLOCK.
9466 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
9468 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
9470 2001-02-21 DJ Delorie <dj@redhat.com>
9472 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
9473 check for current_function_has_nonlocal_goto from 1999-11-12.
9475 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9477 * diagnostic.c (trim_filename): No longer static.
9478 * toplev.h (trim_filename): Declare.
9479 * rtl.c (rtl_check_failed_bounds): Call internal_error.
9480 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
9481 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
9482 (rtvec_check_failed_bounds): Likewise.
9483 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
9485 * convert.c (convert_to_integer): Don't do unsigned unless result or
9486 both inputs are unsigned.
9488 * fold-const.c (fold_convert): Don't call size_int_type_wide if
9491 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
9493 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
9495 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
9497 * Makefile.in (resource.o): Add params.h dependence.
9498 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
9499 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
9500 * resource.c: Add dependence on params.h.
9501 (current_live_regs): Fix explanatory comment.
9502 (find_basic_block): Add new parameter to permit limiting search
9504 (mark_target_live_regs): Add new argument to find_basic_block call.
9505 (incr_ticks_for_insn): Likewise.
9507 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9509 * diagnostic.c (output_to_stream): Rename to
9510 output_buffer_to_stream. Loses the stream parameter.
9511 (init_output_buffer): Set diagnosic_buffer's stream.
9512 (flush_diagnostic_buffer): Adjust.
9513 (default_print_error_function): Likewise.
9514 (finish_diagnostic): Likewise.
9515 (verbatim): Likewise.
9517 * diagnostic.h (struct output_buffer): Add `stream' field.
9518 (output_buffer_attached_stream): New macro.
9520 2001-02-23 Jakub Jelinek <jakub@redhat.com>
9522 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
9523 check if either operand is divisible by C.
9524 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
9525 If type is signed, consider negative numbers as well.
9527 2001-02-22 Richard Henderson <rth@redhat.com>
9529 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
9530 reach .text instead of gp-relative relocs.
9531 * config/ia64/crtend.asm (.init): Likewise.
9533 2001-02-22 Andreas Jaeger <aj@suse.de>
9535 * extend.texi (C++ Attributes): Fix typo.
9537 2001-02-21 David Mosberger <davidm@hpl.hp.com>
9539 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
9540 functions, drop current_function_args_info.words test.
9541 (ia64_compute_frame_size): Mark syscall_linkage functions as
9542 using eight input registers.
9544 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
9545 Bruce Korb <bkorb@gnu.org>
9547 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
9548 * fixinc/README: Document how to convert sed substitutions
9549 to format style c_fix-es.
9550 * fixinc/fixincl.x: regen
9552 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
9554 * gcc.c: Add comment explaining how to add a command-line option.
9555 Add title to specs language comment.
9557 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9559 * gcc.c (cc1_options): Add "-param".
9560 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
9561 (option_map): Likewise.
9562 * toplev.c (display_help): Add entry for "--param".
9563 (independent_decode_option): Fix typographical error.
9565 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
9566 Bernd Schmidt <bernds@redhat.com>
9567 Jan Hubicka <jh@suse.cz>
9569 * i386.c (function_arg_advance): Pass SSE arguments in registers.
9570 (function_arg): Likewise.
9572 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
9574 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
9576 2001-02-21 Kazu Hirata <kazu@hxi.com>
9578 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
9582 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
9584 * flow.c (init_propagate_block_info): Canon address and use single_set
9585 for killing dead memory stores.
9587 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9589 * Makefile.in (reorg.o): Add params.h dependence.
9590 * params.def: Fix typographical error in comment.
9591 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9592 * params.h: Modify introductory comment.
9593 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9594 * reorg.c: Add dependence on params.h.
9595 (redundant_insn): Add parameterized throttle for search.
9596 (fill_simple_delay_slots): Add a comment explaining a variable.
9597 Move conditional out of loop, simplifying code.
9598 (fill_eager_delay_slots): Fix typographical error in comment.
9600 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
9602 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
9604 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
9605 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
9607 2001-02-21 Jason Merrill <jason@redhat.com>
9609 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
9610 (struct tree_decl): Add uninlinable bitfield.
9611 * c-decl.c (duplicate_decls): Set it.
9612 * integrate.c (function_cannot_inline_p): Check it.
9614 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
9615 DW_AT_MIPS_linkage_name to abstract methods.
9616 (dwarf2out_abstract_function): Emit class context before calling
9617 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
9618 (gen_subprogram_die): Remove obsolete code.
9619 (gen_member_die): Don't include clones in the member list.
9620 (gen_decl_die): Emit abstract info for clone origin.
9621 * dwarfout.c (output_type): Don't include clones in the member list.
9622 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
9623 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
9624 DECL_ABSTRACT on a function that already has it set.
9626 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
9627 (get_subprogram_die): Pass it in.
9629 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
9631 * flow.c (mark_set_1): Make not_dead unsigned long. For
9632 non-pseudos, use it as a bitmask of the hard regs that
9635 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
9637 * cppfiles.c: Update comments.
9638 (_cpp_read_file): Don't check for NULL filenames any more.
9639 * cppinit.c (cpp_start_read): Don't do canonicalization of
9640 in_fname and out_fname. Use the passed file name exclusively.
9641 (_cpp_handle_options): Don't treat "-" as a command line option,
9642 but as a normal filename.
9643 (_cpp_post_options): Canonicalize in_fname and out_fname.
9644 * cppmain.c (printer_init): Don't check out_fname for NULL.
9645 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
9646 (init_c_lex): Update, and use "" to represent stdin to CPP.
9649 2001-02-20 Will Cohen <wcohen@redhat.com>
9651 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
9652 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
9653 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
9656 2001-02-20 Stan Shebs <shebs@apple.com>
9658 * config/rs6000/rs6000.c (output_cbranch): Output branches
9659 on separate lines instead of using ';' to separate.
9661 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
9663 * cppinit.c (set_lang): Move builtin handling to...
9664 (init_builtins): ...here.
9665 (_cpp_create_reader): Move call to set_lang.
9667 2001-02-20 Mark Mitchell <mark@codesourcery.com>
9669 * stmt.c (expand_return): If an attempt is made to return the
9670 error_mar_node, treat the return like a return without a value.
9672 2001-02-19 Zack Weinberg <zackw@stanford.edu>
9674 * sibcall.c (skip_copy_to_return_value): Call
9675 identify_call_return_value here, and return orig_insn if it
9676 returns zero. Hardret and softret arguments now unnecessary.
9677 (call_ends_block_p): Don't call identify_call_return_value here.
9679 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
9681 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
9682 * ggc.h (ggc_mark_if_gcable): Delete prototype.
9684 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
9686 * pa.c (move_operand): Accept code to load the address of a
9687 symbol out of the DLT as a valid move operand.
9688 (print_operand, case 'A'): New to handle generating a DLT
9689 reference for a LO_SUM expression.
9690 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
9691 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
9693 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
9695 * README, cpp.texi, gcc.texi, version.c: Update version number to
9697 * cpp.1, gcov.1, gcc.1: Regenerate.
9699 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
9701 * cppfiles.c (stack_include_file): Generate dependencies
9702 here, and manage include_count here too.
9703 (PRINT_THIS_DEP): Delete.
9704 (_cpp_execute_include): Do not generate dependencies here,
9705 apart from the case of a missing header. Do not manage
9707 (_cpp_read_file): Leave dependency generation to
9710 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
9712 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
9713 target_cpu_default. Remove dead assignment to
9716 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
9718 * regclass.c (contains_reg_of_mode): Make global.
9719 (init_reg_sets): Remove contains_reg_of_mode; take into account
9720 CLASS_MAX_NREGS when looking for the proper mode.
9721 (dump_regclass): Dump only classes considered for the pseudo.
9722 (regclass): Use contains_reg_of_mode.
9724 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
9726 * gcc.c (do_spec_1): 'n' for printing notices.
9727 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
9729 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
9731 * reg-stack.c (next_flags_user): Use current_block->end
9732 (swap_rtx_condition): Look for next user if flags don't die;
9733 give up on CALL_INSNs; use current_block->end.
9735 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9737 * sibcall.c (call_ends_block_p): New function.
9738 (optimize_sibling_and_tail_recursive_call): Use it.
9740 2001-02-18 Kazu Hirata <kazu@hxi.com>
9742 * config/h8300/h8300.md: Update copyright.
9743 (andsi3): Do not output an extra newline character.
9745 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9747 * toplev.c (note_deferral_of_defined_inlined_function): Argument
9748 FNDECL may be unused.
9750 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
9751 follow jumps after first run.
9752 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
9753 it doesn't change any jumps.
9755 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
9757 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
9758 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
9759 (mostlyclean): Corresponding changes.
9760 * rtlanal.c (hard-reg-set.h): Include.
9761 (rtx_unstable_p): Do not treat the argument pointer specially
9762 if it is not a fixed register.
9763 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
9765 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9767 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
9768 against last real insn in basic block.
9769 Rework to avoid gotos.
9771 * Makefile.in (gcse.o): Now includes ggc.h.
9772 * gcse.c: Include ggc.h.
9773 (want_to_gcse_p): Verify expression can be in SET as valid insn.
9774 (try_replace_reg): Remove warning of uninitialize variable.
9775 (process_insert_insn): Call invalid_insn_p to validate insn.
9776 * recog.c (insn_invalid_p): Now global.
9777 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
9778 * recog.h (insn_invalid_p): New declaration.
9780 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
9782 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
9783 assignments from FP constants since 'Y' output code can't handle it.
9784 (eligible_for_sibcall_delay): Likewise.
9786 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
9787 Call fancy_abort directly, passing args.
9788 (print_rtl_and_abort): Now a macro, like fancy_abort.
9790 * final.c (output_operand_lossage): Use internal_error, not error.
9792 2001-02-18 Shane Nay <shane@agendacomputing.com>
9794 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
9795 structure shift insns.
9797 2001-02-18 Mark Mitchell <mark@codesourcery.com>
9799 * invoke.texi (-fsquangle): Remove documentation.
9800 (-fname-mangling-version): Likewise.
9802 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
9804 * optabs.c (expand_abs): Remove reference to
9805 HAVE_contitional_arithmetic.
9806 * combine.c (simplify_set): Likewise.
9808 2001-02-18 Richard Henderson <rth@redhat.com>
9810 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
9813 2001-02-18 Richard Henderson <rth@redhat.com>
9815 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
9817 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
9819 * reload1.c (reload_cse_simplify_set): Fix typo.
9821 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9823 * diagnostic.c (_fatal_insn): Decrement errorcount.
9825 * invoke.texi (-I): Add note avoiding use for system header files.
9827 * rtl.h (add_clobbers): Remove duplicate declaration.
9828 * recog.h (added_clobbers_hard_reg_p): New declaration.
9829 * genemit.c (struct clobber_pat): New field has_hard_reg.
9830 (gen_insn): Record if added clobbers clobber hard reg.
9831 (gen_split): Avoid unused warning if number of operands is 0.
9832 (output_added_clobbers_hard_reg_p): New function.
9835 2001-02-18 Alan Modra <alan@linuxcare.com.au>
9837 * pa.c (hppa_expand_prologue): Simplify code storing return
9838 pointer. For large (>=8k) frames with a post_store, adjust stack
9839 pointer by 8k-64 first rather than by 64. When testing with
9840 VAL_14_BITS_P, always use the actual value rather than the value
9841 negated. Add blockage to prevent scheduling of spills before
9842 stack frame has been created.
9843 (hppa_expand_epilogue): Simplify code loading return pointer.
9844 Allow a slightly larger range for merge_sp_adjust_with_load case.
9845 When testing with VAL_14_BITS_P, always use the actual value.
9847 * pa.c (pa_adjust_insn_length): Check that block move
9848 pattern is a set before looking at operands.
9850 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9852 * fold-const.c (fold_binary_op_with_conditional_arg): New
9853 function, split out from ...
9855 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
9856 conditional arms that throw exceptions.
9858 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
9861 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9863 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
9864 define HAVE_DECL_* to 1 to mask potential backup declarations.
9865 * configure: Regenerated.
9867 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9869 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
9871 2001-02-17 Richard Henderson <rth@redhat.com>
9873 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
9874 when replacing a memory load with a register.
9876 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9877 Jan Hubicka <jh@suse.cz>
9879 * recog.c (validate_replace_src_1): New.
9880 (validate_replace_src_data): Likewise.
9881 (validate_replace_src): Use note_uses.
9882 * rtl.h (note_uses): Declare.
9883 * rtlanal.c (note_uses): New.
9885 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
9887 * reg-stack.c (stack_def): Make field reg unsigned.
9888 (remove_regno_note): Unsignetize parameter.
9890 2001-02-16 Jes Sorensen <jes@linuxcare.com>
9892 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
9893 shladd_operand() call.
9895 2001-02-16 Bruce Korb <bkorb@gnu.org>
9896 Rodney Brown <RodneyBrown@mynd.com>
9898 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
9899 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
9900 machine restrictions
9901 * fixinc/fixincl.x: regen
9903 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9905 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
9907 (hash_scan_insn): Clean up calls to hash_scan_set.
9908 (compute_kill_rd): REGNO now unsigned.
9909 (try_replace_reg): Rework to use simplify_replace_rtx.
9910 (cprop_jump, cprop_cc0_jump): Likewise.
9911 (cprop_insn): Call find_reg_equal_equiv_note.
9912 Reflect changes to cprop_jump and cprop_cc0_jump.
9914 * recog.c (validate_replace_src): Replace in operands of
9915 ZERO_EXTRACT in SET_DEST.
9917 * cse.c (new_label_ref): New variable.
9918 (insert): Set it instead of recorded_label_ref.
9919 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
9920 CODE_LABEL for this function, and not already in REG_LABEL note.
9922 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
9924 * resource.c (mark_referenced_resources): Fix typo in introductory
9926 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
9929 2001-02-16 Jason Merrill <jason@redhat.com>
9931 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
9933 (gen_subprogram_die): Don't abort on seeing a second definition if
9934 the previous one was abstract. Don't replace an abstract instance
9935 in the lookup table.
9937 * dwarf2out.c (dwarf2out_abstract_function): Rename from
9938 gen_abstract_function.
9939 * dwarf2out.h: Declare it.
9940 * toplev.c (note_outlining_of_inline_function): New fn.
9941 * toplev.h: Declare it.
9942 * integrate.c (output_inline_function): Call it.
9943 * c-decl.c (duplicate_decls): Call it when redefining an extern
9944 inline. Don't inline the new defn.
9946 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
9948 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9950 * .gdbinit: Rename to gdbinit.in.
9951 * gdbinit.in: New file,
9952 * configure.in: Generate .gdbinit from gdbinit.in.
9953 * configure: Regenerated.
9954 * Makefile.in (distclean): Always remove .gdbinit.
9956 2001-02-16 Jakub Jelinek <jakub@redhat.com>
9958 * objc/objc-act.c (start_class): Register implemented_classes with
9961 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
9963 * cppfiles.c (_cpp_make_system_header): Generate a file
9966 2001-02-15 Jim Meyering <meyering@lucent.com>
9968 * Makefile.in (install-common): Don't depend on installdirs here.
9969 Instead, make each of the lang.install-common targets (e.g.,
9970 c++.install-common in cp/Make-lang.in) depend on it.
9971 (install-driver): Depend on installdirs.
9973 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9975 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
9977 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
9980 2001-02-15 Mark Mitchell <mark@codesourcery.com>
9982 * invoke.texi (--param): Document.
9984 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
9986 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
9988 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
9990 * i386.md (extendsfdf2_2): Fix constraints.
9992 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
9994 * i386.md (fop_df_3 splitter): Fix operand number.
9996 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
9998 * invoke.texi (-mreg-alloc): Nuke.
9999 * i386.c (ix86_reg_alloc_order, regs_allocated,
10000 order_regs_for_local_alloc): Nuke.
10001 (override_options): Kill reg_alloc code.
10002 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
10003 (REG_ALLOC_ORDER): SSE goes before I387.
10004 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
10005 (ix86_reg_alloc_order): Likewise.
10006 * i386-protos.h (ix86_reg_alloc_order): Kill.
10008 2001-02-14 Richard Henderson <rth@redhat.com>
10010 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
10012 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
10014 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
10016 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
10018 * i386-protos.h (ix86_memory_move_cost): Move offline.
10019 * i386.c (ix86_register_move_cost): Compute properly cost of
10020 SSE, MMX and i387 instructions.
10021 (*_cost): Add costs of SSE/MMX moves.
10022 (ix86_memory_move_cost): Move offline from ....; Likewise.
10023 * i386.h (MEMORY_MOVE_COST): .... here;
10024 (struct processor costs): Add new fields to represent costs
10027 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
10029 * regclass.c (init_reg_sets_1): Reinstall the optimization of
10030 move_cost together with Matt Kraai's fix.
10032 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
10034 * Makefile.in (OBJS): Add params.o.
10036 2001-02-14 Richard Henderson <rth@redhat.com>
10037 DJ Delorie <dj@redhat.com>
10039 * jump.c (jump_optimize_1): When we delete a conditional jump
10040 preceeding a non-conditional jump to effectively the same place,
10041 make sure that the combined jump skips any clobber insns between
10044 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
10046 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
10048 2001-02-14 Mark Mitchell <mark@codesourcery.com>
10050 * Makefile.in (toplev.o): Depend on params.h.
10051 (intergate.o): Likewise.
10052 (params.o): New target.
10053 * flags.h (inline_max_insns): Remove.
10054 * integrate.c: Include params.h.
10055 Use MAX_INLINE_INSNS instead of inline_max_insns.
10056 * params.c: New file.
10057 * params.h: Likewise.
10058 * params.def: Likewise.
10059 * toplev.c: Include params.h.
10060 (lang_independent_params): New variable.
10061 (decode_f_option): Use the param machinery instead of setting
10063 (independent_decode_option): Handle "--param name=value".
10064 (main): Register language-independent parameters.
10066 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
10068 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
10070 2001-02-14 Richard Henderson <rth@redhat.com>
10072 * regclass.c (init_reg_sets_1): Revert last two changes.
10074 2001-02-14 Jakub Jelinek <jakub@redhat.com>
10076 * stor-layout.c (is_pending_size, put_pending_size): New functions.
10077 (variable_size): Call put_pending_size.
10078 * tree.h (is_pending_size, put_pending_size): Add prototypes.
10079 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
10080 sizes list, put newly created SAVE_EXPR there as well.
10082 2001-02-14 Jakub Jelinek <jakub@redhat.com>
10084 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
10085 (errata_find_address_regs): load_group has only 2 entries.
10086 (errata_emit_nops): Likewise. shladd is not problematic.
10087 Clear last_group if nop was emitted.
10088 (fixup_errata): load_group has only 2 entries.
10091 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
10093 * c-lex.c (lex_number): Only warn traditionally for U suffix
10094 outside system macros.
10095 * cppexp.c (parse_number): Similarly.
10096 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
10097 * cppmacro.c (struct cpp_macro): New member node.
10098 (parse_args): Only warn about missing rest args if not
10100 (funlike_invocation_p): Similarly for uninvoked funlike macros.
10101 (cpp_sys_objmacro_p): New.
10102 (_cpp_create_definition): Store the node with the macro defn.
10103 Remember if the macro is defined in a system header.
10105 2001-02-13 DJ Delorie <dj@redhat.com>
10107 * configure.in (check_languages): determine languages to check
10108 * Makefile.in (check-c++): alias for check-g++
10109 (check-f77): alias for check-g77
10110 (CHECK_TARGETS): depend on configured languages
10112 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
10114 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
10115 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
10116 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
10117 (sqrtextendsfdf2): Disable for SSE2.
10119 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
10121 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
10122 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
10123 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
10124 (sqrtextendsfdf2): Disable for SSE2.
10126 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
10128 * i386.md (movsfcc_1): Support integer cmove instruction.
10129 (movdfcc_1): Likewise; new splitter.
10131 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
10133 * i386.c (output_fp_compare): Support SSE.
10134 (prepare_fp_compare_args): SSE comparisons always support memory.
10135 * i386.h (TARGET_CMOVE): SSE imply cmove.
10136 * i386.md (cmp?f2): Enable for SSE too.
10137 (cmpfp_i*): Support SSE.
10138 (cmpfp_i_sse): New.
10139 (cmpfp_i_sse_only): New.
10140 (s*, b* fp expanters): Enable for SSE too.
10141 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
10144 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
10146 * regclass.c (init_reg_sets_1): Silence warning.
10148 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
10150 * i386.md (sqrt?f2): Change to expander.
10151 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
10153 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10155 * rtlanal.c (find_reg_equal_equiv_note): New function.
10156 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
10157 (simplify_gen_relational, simplify_replace_rtx): Likewise.
10158 * rtl.h: Add declarations for above functions.
10160 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
10162 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
10164 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
10165 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
10166 * flow.c (mark_regs_live_at_end): Likewise.
10167 (calculate_global_regs_live): Likewise.
10168 * gcse.c (compute_hash_table): Likewise.
10169 (compute_kill_rd): Likewise.
10170 * resource.c (mark_target_live_regs): Likewise.
10171 * rtl.h (INVALID_REGNUM): New macro.
10173 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
10175 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
10177 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
10179 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
10182 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
10184 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
10186 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
10187 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
10188 (fop_sf_1_sse, fop_df_1_sse): New patterns
10189 (fop_*): Disable float_extend and float patterns for SSE compilation.
10190 * i386.c (output_387_binary_op): Support SSE.
10192 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
10194 * i386.md (dummy_extendsfdf2): Support SSE2
10195 (extendsfdf2): Enable if 80387 or SSE2.
10196 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
10197 and no MIX_I387_SSE2
10198 (extendsfdf2_1_sse_only): New pattern.
10199 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
10201 (truncdfsf2_1): Support SSE.
10202 (truncdfsf2_2): Support SSE.
10203 (truncdfsf2_2_1_sse): New pattern.
10204 (fixtruncsfsi2): Always use SSE if available.
10205 (fix_truncsfsi_sse): New pattern.
10206 (fix_truncdfsi_sse): New pattern.
10207 (floatsis?f2): Support SSE.
10208 (floatsidf2_i387): New pattern.
10209 (floatsidf2_sse): Likewise.
10211 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10213 * configure.in: Use "have_gnat" variable, not "gnat".
10214 * configure: Regenerated.
10216 * config/sparc/sparc.c (function_value): Treat all non-record
10217 aggregate types like used to treat UNION_TYPE.
10219 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
10221 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
10222 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
10224 (MASK_MIX_SSE_I387): New.
10225 (TARGET_SSE): SSE2 imply SSE.
10226 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
10227 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
10228 (enum reg_class): Add new classes.
10229 (REG_CLASS_NAMES): Likewise.
10230 (REG_CLASS_CONTENTS): Likewise.
10231 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
10232 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
10233 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
10234 (CLASS_MAX_NREGS): Use new macros.
10235 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
10236 * i386.md (pushsf, movsf): Support SSE.
10237 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
10238 splitters to use ANY_FP_REGNO_P.
10239 (movdf_nointeger, movdf_integer): Likewise.
10241 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
10243 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
10244 (try_combine): Use it.
10246 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
10248 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
10249 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
10250 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
10251 (REGISTER_MOVE_COST): Likewise.
10252 * i386-protos.h (ix86_secondary_memory_needed,
10253 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
10254 * i386.c (ix86_secondary_memory_needed,
10255 ix86_preferred_reload_class, ix86_register_move_cost): New function.
10257 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
10259 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
10260 (HARD_REGNO_MODE_OK): Move offline to ....
10261 * i386.c (ix86_hard_regno_mode_ok) ... here;
10262 refuse all incorrect modes.
10263 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
10265 2001-02-13 Richard Henderson <rth@redhat.com>
10267 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
10268 entire operator; replicate that and match_dup the operands.
10269 (cmp_ccx_arith_op_set): Likewise.
10270 (cmp_cc_arith_op_not_set): Likewise.
10271 (cmp_ccx_arith_op_not_set): Likewise.
10273 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
10275 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
10277 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
10279 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
10280 (TARGET_NO_BITFIELD_WORD): New macro.
10281 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
10282 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
10284 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10286 * cselib.c: New file, from simplify-rtx.c.
10287 * simplify-rtx.c: Remove cselib parts.
10288 * Makefile.in: Add cselib.o.
10290 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
10292 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
10293 (setup_incoming_varargs): Remove warning.
10295 * config/rs6000/rs6000.c (validate_condition_mode): When
10296 flag_fast_math, allow floating-point conditionals to be reversed.
10297 (rs6000_generate_compare): When flag_fast_math, don't generate
10298 cror operations for FP conditionals.
10300 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
10302 (ASM_SPEC): Likewise.
10303 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
10304 (CC1_SPEC): Likewise.
10305 (LINK_TARGET_SPEC): Likewise.
10306 (CPP_ENDIAN_SPEC): Likewise.
10307 * Makefile.in (check-consistency): New target.
10309 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
10311 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
10312 "return type defaults" warning for functions with return type
10314 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
10315 function declarations by default rather than only when pedantic.
10317 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
10319 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
10322 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10324 * extend.texi (Deprecated): Deprecate new initializer lists.
10326 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10328 * mkdeps.c (deps_add_default_target): Robustify. Add
10329 basename component only.
10330 * cpp.texi (-M): Describe how default target is generated.
10331 * invoke.texi (-M): Likewise.
10333 2001-02-12 Kazu Hirata <kazu@hxi.com>
10335 * toplev.c (push_float_handler): Remove.
10336 (pop_float_handler): Remove.
10337 * toplev.h: Remove prototypes for the above functions.
10339 2001-02-12 Jakub Jelinek <jakub@redhat.com>
10341 * c-common.c (constant_fits_type_p): New function.
10342 (convert_and_check): Use it.
10344 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10346 * Makefile.in (GXX_ABI_FLAG): Don't define.
10347 * configure.in (--enable-new-gxx-abi): Remove option.
10348 * config.in: Regenerated.
10349 * configure: Likewise.
10351 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
10353 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
10355 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
10356 regular basic block, and arrange for all edges into it to switch
10359 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10361 * Makefile.in (distclean): Do not remove .gdbinit.
10363 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10365 * Makefile.in (gcc.o): Fix typos.
10366 (protize.o): Likewise.
10367 (unprotoize.o): Likewise.
10369 2001-02-11 Richard Henderson <rth@redhat.com>
10371 * tree.c (build1): Check for null operand in last change.
10373 2001-02-11 Richard Henderson <rth@redhat.com>
10375 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
10376 (fold): Don't assume a constant isn't foldable.
10377 * tree.c (build): Set TREE_CONSTANT for an expression with no
10378 side-effects and constant operands.
10379 (build1): Likewise.
10381 2001-02-10 Richard Henderson <rth@redhat.com>
10383 * jump.c (squeeze_notes): Revert 2000-05-12 change.
10385 2001-02-10 Anthony Green <green@redhat.com>
10387 * cpp.texi (Standard Predefined): Add documentation for
10390 * c-common.c (combine_strings): Improve warning message.
10392 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
10394 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
10396 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
10398 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
10400 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
10403 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
10405 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
10408 2001-02-09 Nick Clifton <nickc@redhat.com>
10410 * config/arm/arm.md: Change output contraint on post inc
10411 load/store multiple patterns to be a read/write contraint.
10413 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
10415 * gcc.c (cpp_options): Delete .d files on error. Don't delete
10416 .o files when using the -M options.
10418 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10419 David Edelsohn <edelsohn@gnu.org>
10421 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
10422 handle DImode constants. Use one TOC entry for SImode and smaller
10423 constants, aligned properly.
10425 2001-02-08 Jason Merrill <jason@redhat.com>
10427 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
10428 about the SP adjustment for saving the static chain pointer.
10429 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
10430 offset when setting a temporary CFA register.
10432 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
10434 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
10435 powerpc-*-chorusos* .
10436 * config/rs6000/chorus.h : New file.
10437 * config/i386/chorus.h : New file.
10438 * config/sparc/chorus.h : New file.
10439 * config/sparc/t-chorus-elf : New file.
10441 2001-02-08 David Edelsohn <edelsohn@gnu.org>
10443 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
10444 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
10445 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
10446 (__WCHAR_TYPE__): Correct macro name.
10448 2001-02-08 Richard Henderson <rth@redhat.com>
10450 * config/i386/i386.c (ix86_frame_pointer_required): New.
10451 (ix86_setup_frame_addresses): New.
10452 (struct machine_funciton): Add accesses_prev_frame.
10453 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
10454 ix86_frame_pointer_required.
10455 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
10456 (SETUP_FRAME_ADDRESSES): New.
10457 * config/i386/i386-protos.h: Update.
10458 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
10459 from FRAME_POINTER_REQUIRED.
10460 * config/i386/svr3gas.h: Likewise.
10461 * config/i386/sysv3.h: Likewise.
10462 * config/i386/v3gas.h: Likewise.
10464 2001-02-08 Richard Henderson <rth@redhat.com>
10466 * config/sparc/sparc.c (function_arg_record_value_3): Fix
10467 calculation of the number of integer registers required.
10468 (function_arg_record_value): Likewise.
10470 2001-02-08 Jason Merrill <jason@redhat.com>
10472 * diagnostic.c (internal_error): Say "confused" after 1 error, not
10473 two. Print file and line with "confused" message.
10475 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
10477 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10479 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
10481 2001-02-08 Bernd Schmidt <bernds@redhat.com>
10483 * final.c (cleanup_subreg_operands): The address of a MEM can
10486 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
10489 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
10491 * gcc.texi (Incompatibilities): Update documentation of
10492 preprocessing numbers.
10494 2001-02-07 Jakub Jelinek <jakub@redhat.com>
10496 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
10498 2001-02-07 Mark Mitchell <mark@codesourcery.com>
10500 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
10502 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
10503 * gcc.c (struct compiler): Add cpp_spec field.
10504 (input_file_compiler): New variable.
10505 (do_spec_1): Allow a particular compiler to handle `%C'
10507 (main): Store the current compiler in input_file_compiler.
10508 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
10510 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
10512 * cpphash.h (struct spec_nodes): Add n_true and n_false.
10513 * cppinit.c (cpp_create_reader): Initialize them.
10514 (append_include_chain): cxx_aware arg might be unused.
10515 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
10516 keywords and give them their phase 7 meaning. Pedwarn about
10517 this unless '__bool_true_false_are_defined' is defined.
10519 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10521 * lcm.c (optimize_mode_switching): Emit mode_set before the
10522 JUMP_INSN of an abnormal edge.
10524 2001-02-07 Bernd Schmidt <bernds@redhat.com>
10526 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
10527 a scheduling barrier at the end.
10529 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
10531 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10533 * config/sh/sh.md (reload_outsf): Removed.
10534 (movsf_ie): Introduce constraints for FPUL loads and stores.
10535 (reload_insf): Broaden the output constraint.
10537 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
10539 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
10540 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
10542 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
10544 * final.c: Revert my previous changes.
10545 * output.h: Make profile_label_no extern.
10546 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
10547 for generating label.
10549 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
10551 * config/i386/djgpp.h: Add comments about standard paths.
10552 (MD_EXEC_PREFIX): Undefine before defining.
10553 (MD_STARTFILE_PREFIX): New.
10555 2001-01-30 Bruce Korb <bkorb@gnu.org>
10557 fixinc/fixincl.c(process): Emit error message only if appropriate :)
10558 (load_file): do not rely on load_file_data() to close file pointer
10559 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
10560 fixinc/inclhack.def(irix_limits_const): add test_text
10562 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10564 * cppexp.c (parse_defined): Improve diagnostics for invalid
10567 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10569 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
10571 2001-02-06 Mark Mitchell <mark@codesourcery.com>
10573 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
10574 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
10575 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
10576 (rs6000_output_symbol_ref): New function.
10577 (output_toc): Use VTABLE_NAME_P.
10579 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10581 * print-tree.c (print_node, case PARM_DECL):
10582 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
10584 * stor-layout.c (reference_types_internal): New variable.
10585 (internal_reference_types): New function.
10586 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
10587 * tree.h (internal_reference_types): New declaration.
10589 * cse.c (find_best_addr): Fix typo in computing cost.
10591 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10593 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
10594 and this is the sum of a pointer and a constant, we know the result
10596 (num_sign_bit_copies, case PLUS): Likewise.
10597 * explow.c (convert_memory_address): Remove opposite SUBREG.
10598 * function.c (instantiate_new_reg): New function (from common code).
10599 (instantiate_virtual_regs_1): Call it.
10600 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
10601 if pointers sign- or zero-extend.
10602 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
10603 If pointers extend unsigned, use inside of SUBREG.
10604 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
10606 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
10608 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
10609 subdir of gcc_gxx_include_dir.
10610 (gcc_gxx_target_include_dir): Remove.
10612 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
10614 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
10615 (dwarf2out_frame_debug_expr): Revise introductory comments to add
10616 a high-level description.
10618 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
10620 * final.c: Move the declaration of profile_label_no to ...
10621 * output.h: ... here.
10622 * function.c (expand_function_start): Call PROFILE_HOOK.
10623 * config/rs6000/aix.h: Define PROFILE_HOOK.
10624 * config/rs6000/rs6000-protos.h: output_profile_hook new.
10625 * config/rs6000/rs6000.c (output_profile_hook): Define.
10626 (output_prolog): Do nothing for ABI_AIX as it is taken care by
10627 output_profile_hook.
10628 tm.texi : Explain new macro PROFILE_HOOK.
10630 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
10632 * extend.texi (Extended Asm): Do not say that semicolon is always
10633 a valid line-breaking character for GNU assemblers. Use
10634 newline-tab as the most commonly supported syntax. Use
10635 newline-tab rather than semicolon in multi-insn examples.
10637 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10639 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
10641 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10642 David Edelsohn <edelsohn@gnu.org>
10644 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
10645 code for AIX, even without flag_pic.
10647 2001-02-05 Jakub Jelinek <jakub@redhat.com>
10649 * c-typeck.c (common_type): push and pop binding level around
10650 calling common_type on function parameters.
10652 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
10654 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
10656 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10658 * config/mips/mips.c (override_options): Fix typo in last change.
10659 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
10660 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
10662 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
10664 * invoke.texi (-fdump-class-layout): Document.
10665 (-fdump-translation-unit): Use `=' as filename separator.
10667 2001-02-05 Mark Mitchell <mark@codesourcery.com>
10669 * Makefile.in (s-mlib): Don't build multilibs if
10670 --disable-multilib.
10671 (DRIVER_DEFINES): Adjust accordingly.
10673 (protoize.o): Likewise.
10674 (unprotoize.o): Likewise.
10675 * configure.in: Recognize --enable-multilib.
10677 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10679 * Makefile.in (DRIVER_DEFINES): Fix quoting.
10681 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
10682 * configure.in: Remove --enable-libstdcxx_v3 support.
10683 * configure: Regenerated.
10685 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10687 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
10688 Call abort instead of fatal.
10689 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
10690 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
10691 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
10692 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
10693 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
10694 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
10696 * diagnostic.h (set_internal_error_function): Renamed.
10697 * toplev.h (internal_error): Renamed from fatal.
10698 (pfatal_with_name): Deleted.
10699 (fatal_io_error): Now has printf-style arguments.
10700 * diagnostic.c (pfatal_with_name): Deleted.
10701 (fatal_io_error): Rework to have args in printf-style.
10702 (set_internal_error_function): Renamed from set_fatal_function.
10703 (internal_error): Renamed from fatal.
10704 (error_recursion, fancy_abort): Call internal_error instead of fatal.
10705 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
10706 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
10707 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
10708 * flow.c (verify_flow_info): Likewise.
10709 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
10710 * config/mips/mips.c (save_restore_insns): Likewise.
10712 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
10713 * flow.c (verify_flow_info): Likewise.
10714 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
10715 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
10716 (avr_normalize_condition): Likewise.
10717 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
10718 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
10719 (limit_reload_class, double_reg_to_memory): Likewise.
10720 (print_operand_address, emit_1600_code_shift): Likewise.
10721 (gen_tst_reg, gen_compare_reg): Likewise.
10722 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
10723 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
10725 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
10727 * c-parse.in (methoddef): Call fatal_error instead of fatal.
10728 * objc/objc-act.c (build_ivar_chain): Likewise.
10729 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
10731 * graph.c (clean_graph_dump_file): Likewise.
10732 * profile.c (init_branch_prob): Likewise.
10733 * objc/objc-act.c (objc_init): Likewise.
10735 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
10736 * config/avr/avr.c (avr_override_options): Likewise.
10737 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
10738 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
10739 * config/h8300/h8300.c (h8300_init_once): Likewise.
10740 * config/mips/mips.c (override_options): Likewise.
10741 * config/i386/i386.c (override_options): Likewise, rework.
10742 * config/m68k/m68k.c (override_options): Likewise.
10744 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
10746 * config/mips/mips.c (print_operand): Likewise.
10747 * hash.c (hash_allocate): Don't check for failure returns from
10748 obstack functions that can't fail.
10749 (hash_table_init_n, hash_table_init): Likewise; also now return void.
10750 * hash.h (hash_table_init_n, hash_table_init): Now return void.
10751 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
10752 (get_object_reference): Likewise.
10754 2001-02-04 Nick Clifton <nickc@redhat.com>
10756 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
10757 StrongARM1110, 10TDMI, and 1020T.
10759 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10761 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
10763 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
10765 * config/sh/sh.md (movdf load split): Pass register number to
10766 FP_OR_XD_REGISTER_P.
10768 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10770 * cppinit.c (BC): New macro.
10771 (builtin_array): Add __GXX_WEAK__.
10772 * cpplib.h (builtin_type): Add BT_WEAK.
10773 * cppmacro.c (builtin_macro): Handle BT_WEAK.
10774 * defaults.h (SUPPORTS_ONE_ONLY): Define.
10775 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
10777 2001-02-03 Jakub Jelinek <jakub@redhat.com>
10779 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
10781 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10783 * cpphash.h: Rename _ALIGN POOL_ALIGN.
10784 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10786 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10788 * cpphash.h: Rename ALIGN _ALIGN.
10789 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10791 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
10793 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
10794 compilation environment.
10795 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
10796 control over location of cygwin includes and libs.
10798 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10800 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
10802 2001-02-02 lars brinkhoff <lars@nocrew.org>
10804 * md.texi (Standard Names): remove reference to spur.md.
10806 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10808 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
10809 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
10810 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
10811 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
10812 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
10814 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10816 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
10817 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
10818 number before reload.
10819 (c4x_adjust_cost): Return zero before reload.
10820 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
10821 split before reload.
10823 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10825 * c4x.c (c4x_hard_regno_rename_ok): New.
10826 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
10827 * c4x.h (HARD_REGNO_RENAME_OK): Define.
10829 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10831 * diagnostic.h: Add missing "extern" in all declarations.
10833 2001-02-02 Alex Samuel <samuel@codesourcery.com>
10835 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
10836 as for gcc_gxx_include_dir.
10838 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
10840 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
10842 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10844 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
10845 label before alignment to be used as the braf base address.
10846 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
10848 (casesi_jump_2): Require at least TARGET_SH2.
10850 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
10851 truncation to 32-bit doubles on -m3e and -m4-single-only.
10853 2001-02-02 Mark Mitchell <mark@codesourcery.com>
10855 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
10856 the default when building a shared object.
10857 (init_spec): Use it.
10858 * testsuite/lib/g++.exp: Include the directory where libgcc
10859 is located to the LD_LIBRARY_PATH list.
10860 * invoke.texi (-shared-libgcc): Document the cases in which
10861 GCC defaults to using the shared libgcc.
10863 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10865 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
10866 unsigned is wide enough.
10867 (BITS_PER_SI): New.
10868 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
10869 (si_to_float): Likewise.
10870 (float_to_si, float_to_usi): Use BITS_PER_SI.
10872 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10874 * dwarf2out.c: Added explanation of abbreviations.
10875 (def_cfa_1): Added comments listing DWARF2 instructions.
10876 (cfa_temp_reg): Removed in favor of cfa_temp.
10877 (cfa_temp_value): Removed in favor of cfa_temp.
10878 (cfa_temp): New global variable.
10879 (dwarf2out_frame_debug_expr): Added extensive introductory
10880 comments explaining the function's transformations. Revised to
10881 use cfa_temp. Added some rtx checking. Generalize IOR case.
10882 (dwarf2out_frame_debug): Revised to use cfa_temp.
10883 (output_aranges): Cast as "unsigned" to avoid warning.
10884 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
10885 explain which instructions must be marked.
10887 2001-02-01 Richard Henderson <rth@redhat.com>
10889 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
10892 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
10894 * config/sh/crt1.asm (main_k): Modified so that start calls
10895 ___setup_argv_and_call_main.
10897 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
10899 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
10900 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
10901 and AVOID_LPASTE is cleared on meeting an unescaped newline.
10902 * cppmacro.c (builtin_macro): Set builtin flags here.
10903 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
10904 (replace_args): Clarify intent.
10905 (cpp_get_token): Macro expansion tokens get the saved flags.
10907 * cppmain.c (scan_buffer): Remove now-redundant print.printed
10910 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10912 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
10915 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10917 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
10918 returns Pmode pseudo, but we need ptr_mode.
10919 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
10920 Remove bogus conversions; use HOST_WIDE_INT for size.
10921 Don't use TARGET if wrong mode.
10923 * config/i386/i386.c (ix86_compute_frame_size): Allow
10924 stack_alignment_needed to be non-default even if size is zero.
10926 2001-01-31 Alan Modra <alan@linuxcare.com.au>
10928 * pa.c (hppa_init_pic_save): New function.
10929 * pa.h (hppa_init_pic_save): Declare.
10930 * pa.md (call, call_value, sibcall, sibcall_value): Use
10931 the above instead of duplicated code.
10933 * pa.c (hppa_encode_label): Correct size of alloca buffer
10934 so we don't overrun it. Correct leading `*' case.
10935 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
10936 need to handle `*@'.
10937 (FUNCTION_NAME_P): Likewise.
10939 2001-01-31 Richard Henderson <rth@redhat.com>
10941 * config.gcc (alpha-osf5): Use float-i128.h.
10943 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
10944 * config/float-i32.h: Likewise.
10945 * config/float-i64.h: Likewise.
10946 * config/float-sh.h: Likewise.
10947 * config/float-sparc.h: Likewise.
10949 2001-01-31 DJ Delorie <dj@redhat.com>
10951 * expmed.c (extract_bit_field): allow non-integral modes if we
10952 want to extract a whole register from itself.
10954 2001-01-31 Jakub Jelinek <jakub@redhat.com>
10956 * c-typeck.c (set_init_index): If first is equal to last, assume as
10957 if it was not a range at all.
10959 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10961 * config/fp-bit.c: Include tm.h.
10962 (float_to_si): Don't assume SImode is 32-bits wide.
10963 (float_to_usi): Likewise.
10965 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
10967 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
10969 (typename): Call pending_xref_error after parsing typed_typespecs.
10970 * c-decl.c (lookup_tag): Give error immediately rather than
10971 leaving it pending if the tag of the wrong type is in the same
10973 (xref_tag): Don't pedwarn for forward declarations of enum types
10975 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
10978 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10980 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
10982 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
10984 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
10985 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
10987 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
10989 * cpphash.h (struct cpp_reader): New saved_flags.
10990 * cppmacro.c (cpp_get_token): Use saved_flags to remember
10991 to avoid a paste after a pasted token.
10993 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10995 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
10996 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
10997 Wtype_MIN instead of LONG_MIN.
10999 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
11001 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
11003 * fixinc/fixincl.x: Regenerated.
11004 * fixinc/inclhack.def (irix_limits_const): New definition to
11005 convert "const" to "__const" in limits.h.
11007 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
11009 * fixinc/genfixes (AG): Fix "autogen4" thinko.
11011 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11013 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
11014 when register dies in the insn.
11016 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
11018 * diagnostic.c (fatal): Fix word wrap.
11020 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
11022 * combine.c (try_combine): Fix SUBREG setting for
11023 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
11025 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11027 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
11030 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
11032 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
11034 * toplev.c (decode_W_option): Update warn_larger_than
11035 unconditionally for each processed switch.
11037 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
11039 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
11041 (hppa_expand_prologue): Delete code to save pic offset table register
11042 in the function prologue.
11043 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
11044 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
11045 table register at the beginning of the function after the prologue.
11047 2001-01-29 lars brinkhoff <lars@nocrew.org>
11049 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
11051 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
11052 Jeff Law <law@redhat.com>
11054 * pa.md (return): Revise comment for trivial return.
11055 (return_internal): Non-trivial return pattern for non-PIC code.
11056 (return_internal_pic): Non-trivial return pattern for PIC code.
11057 It uses the PIC register to ensure it is restored after
11059 (epilogue): Generate appropriate return for PIC and non-PIC code.
11061 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
11063 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
11065 2001-01-29 DJ Delorie <dj@redhat.com>
11067 * combine.c (if_then_else_cond): Pass the correct mode to
11068 operand_subword() for constants.
11070 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
11072 * config/i386/cygwin.h: Add w32api to include search. Search different
11073 directories in a cross-build environment.
11075 2001-11-29 Tim Josling <tej@melbpc.org.au>
11077 * tree.h (TYPE_STUB_DECL): Add documentation.
11079 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
11081 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
11082 (sdbout_field_types): Likwise. Fix use of host_integerp.
11084 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
11086 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
11089 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
11091 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
11092 to use flag_gnu_linker.
11094 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
11096 * cpplib.c (T_BAD_DIRECTIVE): Remove.
11097 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
11099 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
11101 * tree.c, tree.h (build_parse_node): Remove; was identical to
11103 * c-lang.c (start_cdtor), objc/objc-act.c
11104 (build_module_descriptor): Use build_nt instead of
11107 2001-01-29 Jakub Jelinek <jakub@redhat.com>
11109 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
11110 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
11111 not have any upper bits set.
11113 2001-01-29 Phil Edwards <pme@sources.redhat.com>
11115 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
11117 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11119 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
11121 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
11123 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
11124 (integer_minus_one_node): Define.
11126 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
11128 * Makefile.in (bootstrap2-lean): Fix typo.
11130 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
11132 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
11133 : Don't set fe_value.
11134 * cpplib.h (AVOID_LPASTE): New flag.
11135 (struct cpp_hashnode): Remove fe_value.
11136 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
11137 * cppmacro.c (builtin_macro): Don't set flags here.
11138 (replace_args): Set AVOID_LPASTE flag on first token of an
11139 argument, and the token following it.
11140 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
11141 macro expansion, and on the token following it. Do it for
11143 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
11145 2001-01-27 Richard Henderson <rth@redhat.com>
11147 * config/alpha/t-ieee: Remove multilibbing.
11148 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
11150 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11152 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
11154 * Makefile.in: Remove all dependencies on defaults.h.
11155 * builtins.c: Don't include defaults.h.
11156 * c-common.c: Likewise.
11157 * c-decl.c: Likewise.
11158 * c-pragma.c: Likewise.
11159 * c-typeck.c: Likewise.
11160 * combine.c: Likewise.
11161 * i386.c: Likewise.
11162 * frame-ia64.c: Likewise.
11163 * cppexp.c: Likewise.
11164 * crtstuff.c: Likewise.
11165 * dbxout.c: Likewise.
11166 * dwarf2out.c: Likewise.
11167 * dwarfout.c: Likewise.
11168 * emit-rtl.c: Likewise.
11169 * except.c: Likewise.
11170 * expr.c: Likewise.
11171 * final.c: Likewise.
11172 * frame-dwarf2.c: Likewise.
11173 * libgcc2.c: Likewise.
11174 * optabs.c: Likewise.
11175 * profile.c: Likewise.
11176 * sdbout.c: Likewise.
11177 * toplev.c: Likewise.
11178 * tradcif.y: Likewise.
11179 * tree.c: Likewise.
11180 * varasm.c: Likewise.
11182 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11184 * builtins.c (expand_builtin_fputs): Use size_one_node when
11185 transforming into fwrite.
11187 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
11189 * extend.texi (Attribute Syntax): New section.
11191 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11193 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
11194 they didn't need fixing.
11196 2001-01-27 Janis Johnson <janis@us.ibm.com>
11198 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
11200 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
11201 to remove macro definitions that are duplicated from elfos.h.
11203 2001-01-27 Richard Henderson <rth@redhat.com>
11205 * config/i386/sco5gas.h: Move ...
11206 * config/usegas.h: ... here.
11207 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
11209 2001-01-27 Jakub Jelinek <jakub@redhat.com>
11211 * c-typeck.c (struct constructor_stack): Add range_stack member.
11212 (really_start_incremental_init): Clear it.
11213 (push_init_level): Save constructor_range_stack and clear it if
11214 pushing explicit braces.
11215 (pop_init_level): abort if constructor_range_stack is non-zero at
11216 explicit closing brace. Restore saved constructor_range_stack if
11219 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
11221 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
11222 into register was forced into memory.
11224 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
11226 * Makefile.in: Remove uses of + before $(MAKE).
11228 2001-01-26 Richard Henderson <rth@redhat.com>
11230 * stmt.c (cost_table): Remove.
11231 (COST_TABLE, cost_table_initialized): New.
11232 (estimate_case_costs): Use the later instead of the former.
11233 (balance_case_nodes): Likewise.
11235 2001-01-26 Richard Henderson <rth@redhat.com>
11237 * alias.c (objects_must_conflict_p): Read-only slots may not
11238 conflict despite having the same type.
11240 2001-01-27 Michael Hayes <mhayes@redhat.com>
11242 * loop.c (loop_giv_reduce_benefit): Copy mode size into
11244 (check_ext_dependant_givs): Initialise u_start_val and
11246 (load_mems): Make last_max_reg unsigned.
11247 (try_swap_copy_prop): Use INSN_P and initialise set.
11249 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
11251 * README.AVR : Removed.
11253 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
11255 * pa-64.h (text_section): Remove declaration.
11257 * pa.md (return_internal): Remove mode on PIC register use.
11259 2001-01-25 lars brinkhoff <lars@nocrew.org>
11261 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
11262 ASM_CLOSE_PAREN): fix typos.
11264 2001-01-25 Mark Mitchell <mark@codesourcery.com>
11266 * acconfig.h: Define `const' to the empty string if neither
11267 __STDC__ nor __cplusplus is defined.
11268 * config.in: Regenerated.
11270 2001-01-25 David Edelsohn <edelsohn@gnu.org>
11272 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
11273 * collect2.c (main): Delete importf. Add ".obj" file extension.
11274 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
11275 (aix_std_libs): Add additional AIX libraries to skip.
11276 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
11277 * config/rs6000/aix51.h: New file.
11279 2001-01-25 Michael Hayes <mhayes@redhat.com>
11281 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
11282 (loop_insn_emit_before): No longer static.
11283 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
11284 (loop_givs_rescan, load_mems): Likewise.
11285 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
11286 (maybe_eliminate_biv_1):
11287 (move_movables): Replace emit_call_insn_before with
11288 loop_call_insn_hoist.
11289 * loop.h (loop_insn_emit_before): Add.
11290 * unroll.c (copy_loop_body): Replace emit_insn_before with
11291 loop_insn_emit_before.
11293 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
11295 * diagnostic.c (fatal): Request preprocessed source.
11297 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
11299 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
11300 olddecl has argument types and newdecl has none, use the argument
11301 types from olddecl.
11303 2001-01-24 Ulrich Drepper <drepper@redhat.com>
11305 * dwarf2out.c (prefix_of): New function. Determine longest common
11306 prefix of the two arguments. The units are whole path components.
11307 (output_file_names): When adding a new directory find the one entry
11308 with the longest common prefix already in the list. Artificially
11309 generate entry if there is none for this prefix.
11310 Fix test to check whether the zeroth directory entry is used.
11312 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
11314 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
11315 Changed all callers. Take it into account when deciding if a
11316 previously loaded value matches.
11318 2001-01-24 Richard Henderson <rth@redhat.com>
11320 * reload.c (find_reloads_subreg_address): Fail the substitution
11321 if the resulting address is insufficiently aligned.
11323 2001-01-24 DJ Delorie <dj@redhat.com>
11325 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
11326 check the original operand's mode also.
11327 * simplify-rtx.c (simplify_ternary_operation): Ditto.
11329 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11331 * c-parse.in (cast_expr): Move compound literals from here ...
11332 (primary): ... to here. Use standard terminology "compound
11333 literal" instead of "constructor expression".
11335 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11337 * gcc.1, cpp.1: Regenerate.
11339 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
11341 * calls.c (emit_library_call_value_1): Memory slot for
11342 pass-by-reference argument should have the mode of the argument,
11343 not of the pointer to it.
11345 2001-01-24 Tom Tromey <tromey@redhat.com>
11347 * gcc.texi (G++ and GCC): Mention gcj manual.
11348 (Standards): Link to section of manual mentioning gcj/Java
11351 2001-01-24 Jakub Jelinek <jakub@redhat.com>
11353 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
11354 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
11355 * tradcpp.c (main): Add -imacros or -include'd dependencies
11357 * cpp.texi (-M, -MM): Document -M -include behaviour.
11359 2001-01-24 Roger Collins <roger@ProProject.com>
11361 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
11363 2001-01-24 Will Cohen <wcohen@redhat.com>
11365 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
11366 whether registers are 32 bits or 64 bits in size.
11368 2001-01-24 Ben Elliston <bje@redhat.com>
11370 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
11372 2001-01-24 Richard Henderson <rth@redhat.com>
11374 * config/alpha/alpha.md (builtin_longjmp_internal): New.
11375 (builtin_longjmp): Use it instead of emit_indirect_jump.
11377 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
11379 * bb-reorder.c (make_reorder_chain_1): Handle case where
11380 jump edge goes to the same block as the fallthru edge.
11382 2001-01-23 Jim Wilson <wilson@redhat.com>
11384 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
11385 * frame.h (__ia64_personality_v1): Add prototype.
11386 * libgcc2.c (ia64_throw_helper): Change personality declaration to
11387 prototype form. Add void * cast to first argument to personality
11389 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
11390 (asctoe113): Likewise.
11391 * config/ia64/frame-ia64.c: Include eh-common.h.
11392 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
11394 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
11396 (itanium_split_issue): Add prototype.
11397 (gen_nop_type): Ifdef out.
11398 (find_best_packet): Initialize best_packet.
11399 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
11401 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
11402 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
11403 (flushrs): Add explicit stop bit at end.
11404 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
11407 2001-01-23 Chris Demetriou <cgd@broadcom.com>
11409 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
11411 * libgcc2.c (__terminate_func): Make variable static.
11412 (__terminate_set_func): New function to set __terminate_func.
11413 * libgcc2.h (__terminate_func_ptr): New typedef.
11414 (__terminate_set_func): New function.
11416 2001-01-23 Richard Henderson <rth@redhat.com>
11418 * flow.c (init_propagate_block_info): Don't consider unchanging
11419 memories for dead frame store elimination.
11421 2001-01-23 Richard Henderson <rth@redhat.com>
11423 * varasm.c (UNIQUE_SECTION): Move default implementation ...
11424 * defaults.h: ... here.
11426 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11428 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
11430 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
11432 * c-lex.c (lex_charconst): Fix typo: s/p/str.
11434 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11436 * rs6000.h (rs6000_return_addr): Move prototype from here...
11437 * rs6000-protos.h (rs6000_return_addr): ...to here.
11438 (rs6000_init_expanders): Delete prototype.
11440 2001-01-23 Nick Clifton <nickc@redhat.com>
11442 * invoke.texi: Replace , with \, inside @gccoptlist macros.
11443 (Spec Files): Document %B and %j and %. and %v3 and %M and
11444 %{S*&T} spec switches.
11446 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11448 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
11450 2001-01-23 Chris Demetriou <cgd@sibyte.com>
11451 Neil Booth <neil@daikokuya.demon.co.uk>
11453 * cpperror.c: Merge handlers of PEDWARN and WARNING.
11454 Have -Werror make pedantic warnings errors, like the
11457 2001-01-23 Phil Edwards <pme@sources.redhat.com>
11459 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
11461 2001-01-23 Jakub Jelinek <jakub@redhat.com>
11463 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
11464 * integrate.c (expand_inline_function): Initialize them.
11465 (subst_constants): If changing COMPARE so that both its arguments
11466 will be VOIDmode and the comparison mode will be lost, note
11467 compare_mode. Use the recorded compare_mode to optimize
11470 2001-01-23 Jason Merrill <jason@redhat.com>
11472 * dwarf2out.c (new_die): Use xcalloc.
11473 (output_die): Abort rather than emit a local reference to offset 0.
11475 2001-01-17 Andrew Haley <aph@redhat.com>
11477 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
11478 of a saved register; return NULL instead.
11479 (copy_reg): Take a pointer to a source register rather than a
11481 (next_stack_level): Remember the address in the stack frame of all
11483 Use the saved register pointer array as the source of the CFA.
11484 (throw_helper): Rewrite. Unwind once rather than twice and keep
11485 track of saved registers as we go.
11487 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11489 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
11490 * c4x.c (c4x_legitimize_reload_address): Remove.
11491 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
11492 reload address for ldp(k) insn.
11494 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
11496 * pa.md (return_internal): Add a USE of the PIC register to ensure
11497 it is restored after each call.
11498 (return expander): Corresponding changes.
11500 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11502 * rs6000.h (INIT_EXPANDERS): Delete.
11503 (RETURN_ADDR_RTX): Call rs6000_return_addr().
11504 * rs6000.c (rs6000_override_options): Call *_machine_status from
11506 (rs6000_init_expanders): ...instead of here. Delete.
11507 (rs6000_mark_machine_status): New function.
11508 (rs6000_init_machine_status): Use xcalloc.
11509 (rs6000_return_addr): Generate RTX for the return address.
11510 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
11511 (rs6000_stack_info): Use it.
11513 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
11515 * gthr-win32.h: Include errno.h to get a declaration for
11516 EINVAL and _mingw.h if the target is mingw32.
11518 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
11520 * cpp.texi: Correct typos.
11522 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11524 * explow.c (probe_stack_range): Ensure value passed to
11525 stack_check_libfunc is ptr_mode, not Pmode.
11527 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
11529 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
11530 case, don't use operand_subword to calculate a SUBREG that is
11533 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
11535 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11537 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
11538 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
11539 valid. If not replace it by equivalent insns.
11541 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11543 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
11544 contains SYMBOL_REF, LABEL_REF and CONST_INT.
11545 (c4x_U_constraint, symbolic_address_operand): Likewise.
11546 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
11548 (c4x_r11_set_p, c4x_check_laj_p): New functions.
11549 * c4x-protos.h (c4x_check_laj_p): Add prototype.
11550 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
11551 anulling slot because of silicon bug.
11552 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
11554 2001-01-22 Alan Modra <alan@linuxcare.com.au>
11556 * cppexp.c (parse_charconst): Change `mask' type to agree
11559 2001-01-21 Richard Henderson <rth@redhat.com>
11561 * config/i386/i386.c (ix86_asm_file_end): Disable putting
11562 pic_label_name in a linkonce section.
11564 2001-01-17 Philipp Thomas <pthomas@suse.de>
11566 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
11568 * configure: Regenerate.
11570 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
11572 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
11573 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
11575 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
11577 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
11578 If REVERSE nonzero then condition code in X must be reversed.
11579 (encode_section_info): Optimise if/else.
11580 (avr_function_value): Fix formatting.
11582 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
11583 (difficult_branch): Likewise.
11584 (rvbranch): Likewise.
11585 (difficult_rvbranch): Likewise.
11587 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
11589 * config/avr/libgcc.S: Fix comment.
11591 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11593 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
11595 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11597 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
11599 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11601 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
11602 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
11603 * configure, config.in: Regenerate.
11604 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
11605 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
11606 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
11607 (doprint.o): New rule.
11609 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
11611 * c-typeck.c (digest_init): Handle boolean types as scalars.
11613 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11615 * stmt.c (expand_return): Don't return anything if size is zero.
11616 Delete redundant assignment to BYTES.
11617 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
11619 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
11621 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
11622 the same as the default library function names.
11623 * config/avr/avr.md: Document special characters after '%'.
11624 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
11625 knowing which of the call-used registers are really clobbered.
11626 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
11627 New. Both quotient and remainder from one libgcc.S call.
11628 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
11629 clobber as few registers as possible.
11630 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
11632 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
11634 * cppmacro.c (funlike_invocation_p): Don't move back up to the
11635 context of the top of the stack.
11637 2001-01-20 Jakub Jelinek <jakub@redhat.com>
11639 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
11640 (fixup_var_refs_insns): ...here.
11642 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
11644 * function.c (fixup_var_refs_insns): Break up into
11645 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
11646 [loop over entire insn list], and fixup_var_refs_insns_with_hash
11647 [loop over hash table entries].
11648 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
11649 fixup_var_refs_insns_with_hash, to match above changes.
11651 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
11653 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
11654 (libgcc.a): Likewise.
11655 (stmp-multilib): Likewise.
11656 (STAGE2_FLAGS_TO_PASS): Likewise.
11658 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
11660 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
11661 temporary if no_new_pseudos.
11663 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
11665 * cppinternals.texi: Update.
11667 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
11669 * arm.c (arm_init_builtins): Re-enable builtins.
11671 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11673 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
11674 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
11675 element to be null, and always expect an EXPR_LIST.
11676 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
11677 * sched-deps.c (sched_analyze_1): Likewise.
11678 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11680 * regclass.c (max_set_parallel): New variable.
11681 (reg_scan): Take it into account in computation of max_parallel.
11682 (reg_scan_mark_refs, case SET): Compute it.
11684 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
11686 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
11687 * function.c (assign_parms): Use INTVAL for a CONST_INT.
11689 2001-01-19 Jason Merrill <jason@redhat.com>
11691 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
11692 for the abstract instance of an inline function.
11694 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
11695 J"orn Rennecke <amylaar@redhat.com>
11697 * reload1.c (move2add_note_store): Treat all registers directly or
11698 indirectly derived from a base register as members of the same set
11700 (reload_cse_move2add): Adjust accordingly. Take mode and offset
11701 of base register into account.
11703 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
11705 * alias.c (find_base_value): Recognize TRUNCATE.
11706 (record_set): In PLUS case, invalidate if other summand is also a
11709 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11711 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
11712 entry to be EXPR_LIST.
11713 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
11714 be an EXPR_LIST (but not null, which other code doesn't allow).
11715 (note_stores): Properly handle PARALLEL in SET.
11716 Recursively call for top-level PARALLEL.
11717 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
11718 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11720 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
11722 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
11724 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
11725 not pfile->skipping (== 0).
11727 2001-01-17 Nick Clifton <nickc@redhat.com>
11729 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
11732 2001-01-17 Jim Wilson <wilson@redhat.com>
11734 * invoke.texi (IA-64 options): Improve.
11736 2001-01-17 Tom Tromey <tromey@redhat.com>
11738 * invoke.texi (Optimize Options): Use `{}' to around @samp
11741 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
11743 * invoke.texi (-fno-guess-branch-probability): New option.
11745 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11747 * combine.c (try_combine): Don't set i3_subst_into_i2 for
11748 case of making new double-word constant.
11749 Revert last change: instead just test i3_subst_into_i2.
11751 2001-01-17 Jakub Jelinek <jakub@redhat.com>
11753 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
11754 Use q constraints instead of r.
11756 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
11758 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
11759 (machine_function): Define.
11760 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
11761 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
11762 pa_free_machine_status): New functions.
11763 (override_options): Set {init,mark,free}_machine_status to above.
11764 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11765 PIC_OFFSET_TABLE_REGNUM_SAVED.
11766 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11767 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
11768 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
11769 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
11770 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
11772 2001-01-15 DJ Delorie <dj@redhat.com>
11774 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
11778 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11780 * flow.c (propagate_one_insn): Make trying to delete a prologue
11781 or epilogue insn an ICE, not a warning. Allow doing this if
11782 the current function returns with stack pointer depressed.
11784 * combine.c (try_combine): If i3_subst_into_i2, properly check for
11785 I3 having more than one SET.
11787 2001-01-16 Jim Wilson <wilson@redhat.com>
11789 * invoke.texi: Document IA-64 options.
11791 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
11792 (fixup_errata): Delete TARGET_A_STEP use.
11793 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
11794 (TARGET_SWITCHES): Delete -ma-step option.
11795 * config/ia64/ia64.md (all FP patterns): Delete %B0.
11796 (movqicc_astep, movqi_internal_astep, movhicc_astep,
11797 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
11798 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
11799 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
11800 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
11802 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
11803 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
11804 cmovsi_internal): Delete ! TARGET_A_STEP check.
11806 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11808 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
11809 possibility to report bugs via postal mail. Change a URL and
11810 merge in a nearly duplicate statement...
11811 (Bug Reporting): ...from here.
11812 (Service): Refer to the Bug Reporting section instead of
11813 duplicating an URL.
11814 (Contributing): Remove trivial explanations concerning snapshots.
11816 2001-01-16 Alan Modra <alan@linuxcare.com.au>
11818 * cppmain.c (general_init): Don't use ANSI prototype.
11820 2001-01-16 Tom Tromey <tromey@redhat.com>
11822 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
11824 2001-01-16 Richard Henderson <rth@redhat.com>
11826 * config/i386/i386.h: Fix comment typo.
11827 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
11828 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
11830 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11832 * gcc.c: Revert previous -fsyntax-only-related change; move
11835 2001-01-16 Jakub Jelinek <jakub@redhat.com>
11837 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
11838 inmode after checking GET_CODE (op).
11840 2001-01-16 Richard Henderson <rth@redhat.com>
11842 * flow.c (struct propagate_block_info): Add mem_set_list_len.
11843 (MAX_MEM_SET_LIST_LEN): New.
11844 (propagate_one_insn): Update mem_set_list_len.
11845 (invalidate_mems_from_autoinc): Likewise.
11846 (invalidate_mems_from_set): Likewise.
11847 (mark_used_regs): Likewise.
11848 (init_propagate_block_info): Likewise. Stop collecting memories
11849 when we reach MAX_MEM_SET_LIST_LEN.
11850 (mark_set_1): Likewise.
11852 2001-01-16 Richard Henderson <rth@redhat.com>
11854 * unroll.c (precondition_loop_p): Fail if no iteration
11857 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11859 * gcc.c: When -fsyntax-only is given, do not complain about
11862 2001-01-15 Richard Henderson <rth@redhat.com>
11864 * config/i386/i386.c (asm_output_function_prefix): Remove.
11865 (ix86_asm_file_end): New.
11866 (load_pic_register): Generate pic_label_name into a
11867 staticly allocated buffer.
11868 * config/i386/i386-protos.h: Update.
11869 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
11870 (ASM_FILE_END): New.
11871 * config/i386/i386afe.h: New file.
11872 * config.gcc (i?86-*-elf) [tm_file]: Use it.
11873 (i?86-*-{freebsd,linux*,moss*}): Likewise.
11874 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
11875 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
11876 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
11877 * config/i386/sco5.h (ASM_FILE_END): Likewise.
11878 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
11880 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
11882 * Makefile.in (install-man): Remove explicit dependency on
11885 * configure.in, configure: Revert previous patch requiring perl
11888 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
11890 * toplev.c (flag_guess_branch_prob): New.
11891 (f_options): Add guess-branch-probability option.
11892 (rest_of_decl_compilation): Only estimate branch probability if
11894 (main): set flag_guess_branch_prob.
11896 * flags.h (flag_guess_branch_prob): New.
11898 2001-01-15 DJ Delorie <dj@redhat.com>
11900 * gcc.texi (Makefile): Add documentation for Makefile targets.
11902 2001-01-15 Philip Blundell <philb@gnu.org>
11904 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
11906 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
11907 (is_pic): Delete declaration.
11908 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
11909 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
11910 * config/arm/arm.md (builtin_setjmp_receiver): New.
11912 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11914 * arm.c (use_return_insn): Don't try to determine the function type
11915 until after reload has completed.
11916 (arm_output_epilogue): Don't adjust the sp value recovered from the
11918 (emit_multi_reg_push): Don't record dwarf information for the pc.
11919 * arm.md (eh_epilogue): The function type may have changed, so it
11920 needs to be recalculated.
11921 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
11922 unwind tables on arm/netbsd.
11924 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11926 * arm.md (cbranchsi4): Correct calculation of branch ranges.
11927 (negated_cbranchsi4): Likewise.
11929 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11931 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
11932 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11933 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
11934 pass -mapcs-* options to assembler.
11935 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
11936 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11937 (ASM_SPEC): Call subtarget_extra_asm_spec.
11939 2001-01-15 Andreas Jaeger <aj@suse.de>
11941 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
11943 (ix86_expand_builtin): Likewise.
11945 * gencodes.c (output_predicate_decls): Make i size_t to avoid
11946 warning about comparison between signed and unsigned.
11948 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
11950 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
11952 2001-01-14 Ralf Baechle <ralf@gnu.org>
11954 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
11955 SUBTARGET_CPP_SPEC apropriatly.
11957 2001-01-12 Mark Mitchell <mark@codesourcery.com>
11959 * varasm.c (make_decl_rtl): Fix typo in last change.
11961 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
11963 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
11964 linker supports the init_priority C++ attribute.
11965 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
11966 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
11967 linker does not support init_priority C++ attribute.
11969 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
11971 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
11973 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
11975 * c-parse.in (finish_parse): Add comment about cpp_destroy.
11976 * cp/lex.c (finish_parse): Similarly.
11977 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
11978 Return the number of errors encountered.
11979 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
11980 * cppmain.c (main): Don't call cpp_destroy.
11982 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
11984 * configure.in: Require at least perl 5.6.0 to regenerate
11986 * configure: Regenerate.
11988 2001-01-14 Richard Henderson <rth@redhat.com>
11990 * genrecog.c (DT_veclen_ge): New.
11991 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
11992 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
11993 (nodes_identical_1): Handle DT_veclen_ge.
11994 (write_cond, debug_decision_2): Likewise.
11996 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
11998 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
12000 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
12002 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
12004 * cppmain.c (do_preprocessing): New function; most of the old
12006 (main): Call it to do most of the work.
12007 (cb): Move from global scope to set_callbacks ().
12008 (setup_callbacks): Get the callback pointer.
12009 (general_init, printer_init): Clean up code and comments.
12011 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
12013 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
12016 2001-01-14 Kazu Hirata <kazu@hxi.com>
12018 * config/h8300/h8300.c (get_shift_alg): Update comments.
12020 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12022 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
12023 (alloc_page, ggc_alloc): Add casts to remove warnings.
12025 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
12027 * combine.c (simplify_comparison): Don't change `code' when
12028 can't reverse comparison.
12030 2001-01-14 Richard Henderson <rth@redhat.com>
12032 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
12033 update all call sites. Return true for all non-label constants.
12035 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
12037 * i386.c (ix86_expand_compare): Add bypass_test and second_test
12039 (ix86_expand_branch): Update.
12040 (ix86_expand_setcc): Update to handle multiple test conditions.
12041 (expand_int_movcc): Likewise.
12042 (expand_fp_movcc): Likewise.
12043 * i386-protos.h (ix86_expand_compare): New.
12044 * i386.md (andqi_?_slp, orqi_?_slp): New.
12045 (conditional trap expander): Update call to ix86_expand_compare.
12047 2001-01-14 Richard Henderson <rth@redhat.com>
12049 * config/vax/vax.md: Use nonimmediate_operand instead of
12050 general_operand in destinations.
12052 * config/vax/vax.md (indirect_jump): Use register_operand.
12054 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
12055 * config/vax/vax.md (call_pop): Turn into an expander.
12056 (call_value_pop): Likewise.
12057 (call, call_value): New.
12059 2001-01-14 Andreas Jaeger <aj@suse.de>
12061 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
12063 (ix86_fp_compare_mode): Add unused attribute.
12064 (ix86_expand_fp_movcc): Remove unused variable.
12065 (ix86_expand_builtin): Make fcode unsigned.
12067 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
12068 (expand_expr): Add cast to avoid signed warning.
12069 (store_field): Likewise.
12070 (store_constructor_field): Likewise.
12071 (store_constructor): Likewise.
12072 (store_expr): Likewise.
12073 (clear_storage): Likewise.
12074 (emit_group_store): Likewise.
12075 (emit_group_load): Likewise.
12077 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12079 * c-common.c: Move format checking code to ...
12080 * c-format.c: ... here. New file. Reorder some functions and
12082 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
12084 * c-common.h (decl_handle_format_attribute,
12085 decl_handle_format_arg_attribute): Declare.
12086 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
12087 (c-common.o): Adjust dependencies.
12088 (c-format.o): New list of dependencies.
12090 2001-01-13 Jakub Jelinek <jakub@redhat.com>
12092 * unroll.c (loop_iterations): If we cannot prove iteration variable
12093 is set once in each iteration, punt.
12095 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
12097 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
12098 (*strlenhi): Remove clobber (which was buggy) of output address.
12100 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12102 * Makefile.in (generated-manpages): Add gcc.1
12103 ($(srcdir)/gcc.1): New target.
12104 (maintainer-clean): Delete $(srcdir)/gcc.1.
12105 * gcc.texi: Add macros @gccoptlist and @gol.
12106 * invoke.texi: Include option summary in manpage. Mark up option
12107 summary with @gccoptlist and @gol. Use @r in one place where
12109 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
12110 * gcc.1: Generate from invoke.texi.
12112 2001-01-13 Richard Henderson <rth@redhat.com>
12114 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
12115 (struct page_entry): Add group member.
12116 (struct page_group): New.
12117 (struct globals): Add page_groups member.
12118 (alloc_anon): Only define for using mmap; remove valloc call.
12119 (page_group_index): New.
12120 (set_page_group_in_use): New.
12121 (clear_page_group_in_use): New.
12122 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
12123 (free_page, release_pages): Likewise.
12124 * configure.in (with-gc): Default to ggc-page always.
12126 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
12128 * reload1.c (replace_pseudos_in_call_usage): Use
12129 reg_equiv_constant and reg_equiv_address, and don't try
12130 regno_reg_rtx first.
12132 2001-01-13 Richard Henderson <rth@redhat.com>
12134 * ggc-page.c (alloc_page): Round up allocation size to one page.
12135 Set e->order on extra pages.
12137 2001-01-13 Richard Henderson <rth@redhat.com>
12139 * genrecog.c (nodes_identical): Expand commentary.
12140 (write_switch): Watch out for identical nodes.
12142 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12144 * cppfiles.c (_cpp_fake_include): New function.
12145 * cpphash.h (_cpp_fake_include): New.
12146 * cpplib.c (do_line): Call _cpp_fake_include when entering
12147 header files in preprocessed input.
12148 * cppmain.c (cb_pragma_implementation): Remove handling.
12149 (setup_callbacks): Don't register pragmas.
12151 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12153 * extend.texi: Udate for CPP.
12155 2001-01-13 Andreas Jaeger <aj@suse.de>
12157 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
12159 * regmove.c: Add prototype for replace_in_call_usage.
12161 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12163 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
12164 struct cpp_chunk, struct htab, struct toklist,
12165 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
12166 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
12167 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
12168 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
12169 (struct macro_args): Delete.
12170 * cpphash.h: See above.
12172 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12174 * cppmain.c (struct printer): Remove no_line_dirs.
12175 (options, cb): New.
12176 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
12177 : Use options rather than CPP_OPTION.
12178 (setup_callbacks): Use cb rather than pfile->cb.
12179 (main): No need to check for a buffer. Use cpp_errors.
12180 (printer_init): Don't set no_line_dirs.
12181 (maybe_print_line): Use options not no_line_dirs.
12182 (cb_file_change): Don't call print_line if -P.
12184 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12186 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
12188 * c-parse.in (finish_parse): Use cpp_errors.
12189 (__yylex): Use return value of cpp_pop_buffer.
12190 * cp/lex.c (finish_parse): Use cpp_errors.
12191 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
12193 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
12195 * README.AVR: URLs corrected.
12197 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12199 * c-decl.c (start_function): Don't warn if old prototype is builtin
12200 that's not in C's namespace.
12201 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
12202 (_bb): Add prototype for ctime.
12203 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
12205 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
12207 * i386.c (ix86_fp_comparison_arithmetics_cost,
12208 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
12209 ix86_fp_comparison_cost): New functions.
12210 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
12211 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
12212 two-branch sequences; make static.
12213 (ix86_use_fcomi_compare): Do decision according to the costs.
12214 (split_fp_branch): New.
12215 * i386.md (compare-and-branch patterns): Use split_fp_branch.
12216 * i386-protos.h (ix86_expand_fp_compare): Remove
12217 (ix86_split_fp_branch): Declare.
12219 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
12220 and ix86_comparison_operator.
12222 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
12223 to make it cheaper.
12225 * i386.c (put_condition_code): Output properly the unordered/ordered
12226 compares in fp case.
12227 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
12229 * tm.texi (REVERSE_CONDITION): Document.
12230 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
12231 in -ffast-math mode.
12232 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
12234 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
12236 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
12238 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
12241 * config/sh/sh.c (mova_p): Fix test for mova_const.
12243 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12245 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
12246 cpp_get_options rather than dereferencing pfile and using
12248 * scan-decls.c (scan_decls): Use return value of
12249 cpp_pop_buffer rather than CPP_BUFFER.
12251 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12253 * cppinit.c (cpp_handle_option): help_only is now part of the
12254 cpp_options structure.
12255 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
12256 cpp_set_callbacks): New functions.
12257 * cpplib.h (cpp_callbacks): Break out as a named structure.
12258 (cpp_options): Move help_only here from cpp_reader.
12259 (CPP_FATAL_ERRORS): Update to use cpp_errors.
12260 (cpp_errors, cpp_get_options, cpp_get_callbacks,
12261 cpp_set_callbacks): New prototypes.
12262 * cppmain.c (main): Update for help_only.
12264 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12266 * Makefile.in (info, maintainer-clean, install-info, uninstall):
12267 Also build and remove and install and uninstall c-tree.info and
12269 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
12270 ($(srcdir)/cppinternals.info): New target.
12271 * c-tree.texi: Change file name used when makeinfo used without -o
12272 from ir.info to c-tree.info. Add info directory entry.
12273 * cppinternals.texi: Add info directory entry.
12274 * .cvsignore: Update.
12276 2001-01-12 Jakub Jelinek <jakub@redhat.com>
12278 * c-typeck.c (store_init_value): Don't require constant initializer
12279 elements with -pedantic -std=c99.
12280 (digest_init): Change error about non-constant initializer elements
12282 (constructor_range_end): Remove.
12283 (constructor_incremental, designator_depth,
12284 designator_errorneous): New variables.
12285 (struct constructor_stack): Remove range_end, add incremental.
12286 (struct constructor_range_stack, constructor_range_stack): New.
12287 (struct initializer_stack): Add constructor_range_stack.
12288 (finish_init): Set it.
12289 (start_init): Likewise. require_constant_elements for non-static
12290 trees only if not flag_isoc99.
12291 (really_start_incremental_init): Remove constructor_range_end, add
12292 constructor_incremental.
12293 (pop_init_level): Likewise.
12294 (push_init_level): Likewise. If implicit and the subobject had some
12295 value set already, preinitialize the level with it.
12296 Warn about missing braces only if not pushing due to designators.
12297 (set_designator, push_range_stack): New functions.
12298 (set_init_label): Use them.
12299 (set_init_index): Likewise. Remove constructor_range_end.
12300 Error if designator index is outside of array bounds.
12301 (add_pending_init): Compare values of purpose index trees, not the
12302 trees themselves. Allow overwriting of already initialized element.
12303 Issue a warning if it had side-effects.
12304 (set_nonincremental_init, set_nonincremental_init_from_string): New
12306 (pending_init_member): Rename to...
12307 (find_init_member): ...this function. Call set_nonincremental_init
12308 if necessary. Compare values of purpose index trees, not the trees
12309 themselves. Return the actual value, not just non-zero if something
12311 (output_init_element): Remove checks for duplicates.
12312 If field has zero size, only check the initializer for correctness.
12313 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
12314 if constructor_incremental is zero. Change error about initializers
12315 not computable at load time into pedwarn.
12316 (output_pending_init_elements): Compare bit positions, not
12317 FIELD_DECLs to take into account zero-sized fields.
12318 (process_init_element): Use constructor_range_stack to fill all
12319 ranges in the designator lists from current level up.
12320 * extend.texi: Update documentation for labeled elements.
12322 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
12324 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
12325 to function usage for arguments passed by reference. Optimize
12326 callee-copied arguments.
12327 * regmove.c (replace_in_call_usage): New function.
12328 (fixup_match_1): Call it.
12329 * cse.c (cse_insn): Canonicalize registers in function usage.
12330 * reload1.c (replace_pseudos_in_call_usage): New function.
12333 * Makefile.in: Reverted yesterday's wrong patch. Installed the
12336 2001-01-12 Jakub Jelinek <jakub@redhat.com>
12338 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
12341 2001-01-12 DJ Delorie <dj@redhat.com>
12343 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
12344 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
12347 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12349 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
12350 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
12351 -std options alongside references to -ansi. Update some
12352 documentation for C99.
12353 * cpp.1: Regenerate.
12355 2001-01-12 Andreas Jaeger <aj@suse.de>
12357 * haifa-sched.c (restore_line_notes): Remove argument block B
12359 * sched-ebb.c (schedule_ebb): Change caller.
12360 * sched-rgn.c (schedule_region): Likewise.
12361 * sched-int.h (restore_line_notes): Adjust prototype.
12363 * loop.h: Remove wrong declaration of doloop_condition_get.
12365 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12367 * extend.texi: Move C++-extension-related node from the C section
12368 into the C++ section.
12370 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12372 * extend.texi: Refer to an array of pointers to functions instead
12373 of one of functions.
12375 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
12376 Jan Hubicka <jh@suse.cz>
12378 * combine.c (reversed_comparison): Fix typo in last patch.
12380 (combine_reversed_comparison_code): Make static to follow
12381 prototype declaration.
12383 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12385 * install.texi: Remove misplaced duplicate entry.
12387 2001-01-11 Ulrich Drepper <drepper@redhat.com>
12389 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
12391 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
12393 * final.c: (leaf_function_p): Fix typo.
12395 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
12397 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
12398 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
12400 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
12401 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
12402 mmap_anon, and valloc is available.
12403 * ggc-page.c: Restructure ifdef logic to match new autoconf
12404 spec. Don't throw away the test page in init_ggc.
12406 * configure, config.in: Regenerate.
12408 2001-01-12 Michael Hayes <mhayes@redhat.com>
12410 * loop.h (total_biv_increment): Constify iv_class pointer.
12411 (struct induction): Replace `mem_mode' with `mem' rtx.
12412 * unroll.c (total_biv_increment): Constify iv_class pointer.
12413 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
12414 (find_mem_givs, combine_givs_p): Likewise.
12415 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
12417 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
12419 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
12421 (__gthread_getspecific): Ditto.
12423 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
12425 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
12426 put_condition_code): Convert fp comparison codes to integer
12428 (ix86_expand_fp_compare): Postnote the fp comparison code converison
12431 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
12432 * i386-protos.h (no_comparison_operator): Kill.
12434 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
12436 * combine.c (REVERSIBLE_CC_MODE): Remove.
12437 (reversible_comparison_p): Remove.
12438 (combine_reversed_comparison_code): New.
12439 (reversed_comparison): New.
12440 (combine_simplify_rtx): Use
12441 combine_reversed_comparison_code/reversed_comparison instead
12442 of reversible_comparison_p.
12443 (simplify_if_then_else): Likewise.
12444 (simplify_set): Likewise.
12445 (simplify_logical): Likewise.
12446 (if_then_else_cond): Likewise.
12447 (known_cond): Likewise.
12448 (simplify_comparison): Likewise.
12450 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
12452 * builtins.c (std_expand_builtin_va_start): Handle varargs when
12453 sizeof (int) is larger than sizeof(__word__).
12455 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12457 * cppinit.c (do_includes): Fix typo.
12459 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12461 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
12462 in S_REGS does not occur because not all sources are possible
12463 when a S_REGS is a destination (sometimes needs a clobber).
12464 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
12465 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
12466 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
12467 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
12468 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
12469 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
12470 (lshrdi_const1, lshrsi3_const16): Likewise.
12471 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
12472 (*movhi_68hc12, *movqi_68hc12): Likewise.
12473 (movstrictqi): Make sure reloading in D_REGS as a destination
12476 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12478 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
12480 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12482 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
12483 -D, -U and -A, and don't initialize the builtins.
12484 (do_includes): Error if -include or -imacros with -fpreprocessed.
12485 * cppmain.c (cb_define, cb_undef): Unconditionally process
12487 * tradcpp.c (main): Fix typo.
12489 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
12491 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
12492 (read_name_map): Use IS_ABSOLUTE_PATH.
12493 * tradcpp.c (get_filename): Likewise.
12495 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12497 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
12498 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
12499 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
12500 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
12501 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
12502 (cmphi_z_used): Don't use '@' for the output.
12503 (tstqi_z_used): Likewise.
12504 (cmpqi_z_used): Likewise.
12505 (one_cmplsi2): Likewise.
12507 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12509 * config/sh/sh.c (barrier_align): Recognize branch around far
12510 branch and redundant insn.
12512 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12514 * invoke.texi: Restore documentation of the drivers' switches -MD
12517 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12519 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
12521 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
12522 check-objc//%): Support parallel testing of multilibs.
12523 (TESTSUITEDIR): Set to testsuite by default, but override for
12525 (check-gcc, check-g++, check-g77, check-objc): Enter
12528 2001-01-11 Bernd Schmidt <bernds@redhat.com>
12530 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
12531 * sched-deps.c (deps_may_trap_p): Likewise.
12532 * basic-block.h: Remove a comment.
12533 * flow.c (PROP_POSTRELOAD): Remove.
12534 (update_life_info): Don't add it to prop_flags.
12535 (mark_set_1): Lose the code that was enabled by it.
12537 2001-01-11 Michael Hayes <mhayes@redhat.com>
12539 * flow.c (flow_call_edges_add): New.
12540 * basic_block.h (flow_call_edges_add): New.
12542 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
12544 * reload1.c (move2add_note_store): Update reg_set_luid even if
12545 base reg remains the same.
12547 2001-01-10 Nick Clifton <nickc@redhat.com>
12549 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
12550 machine_function structure to zero.
12551 Add prototypes for machine_status functions.
12553 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12555 * c-common.h (CTI_VOID_LIST): Remove.
12556 (void_list_node): Likewise.
12557 * tree.h (TI_VOID_LIST_NODE): New enumeral.
12558 (void_list_node): New macro.
12559 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
12560 * config/i386/i386.c (ix86_init_builtins): Likewise.
12561 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
12563 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12565 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
12566 * cppinit.c (cpp_start_read): Update comment, remove unneeded
12568 * tradcpp.c: Include mkdeps.h.
12569 (deps, print_deps_phony_targets, deps_append, output_deps,
12570 init_dependency_output, output_deps): New.
12571 (deps_buffer, deps_allocated_size, deps_size, deps_column,
12572 deps_output): Delete.
12573 (print_deps_missing_files): Rename deps_missing_files.
12574 (inhibit_output): Make global.
12575 (main): Delete inhibit_output, deps_stream, deps_target.
12576 Use mkdeps functionality in the same way as cpplib. Remove
12577 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
12578 -M and -MM. Remove old handling of deps via deps_out, and
12579 old reading of environment variables.
12580 (get_filename): Update to use deps_add_dep.
12582 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12584 * output.h (make_function_rtl): Remove prototype.
12585 (make_decl_rtl): Likewise.
12586 * varasm.c (make_function_rtl): Remove.
12587 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
12588 than from a third parameter.
12589 * tree.h (make_decl_rtl): Remove last parameter.
12590 * c-decl.c (builtin_function): Remove last argument in call to
12591 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
12592 (start_function): Likewise.
12593 * except.c (call_get_eh_context): Likewise.
12594 * expr.c (emit_block_move): Likewise.
12595 (clear_storage): Likewise.
12596 * profile.c (output_func_start_profiler): Likewise.
12597 * toplev.c (rest_of_decl_compilation): Likewise.
12598 * objc/objc-act.c (create_builtin_decl): Likewise.
12599 (synth_module_prologue): Likewise.
12600 (generate_static_reference): Likewise.
12601 (build_selector_reference_decl): Likewise.
12602 (build_class_reference_decl): Likewise.
12603 (build_objc_string_decl): Likewise.
12604 (build_protocol_reference): Likewise.
12606 2001-01-10 Richard Henderson <rth@redhat.com>
12608 * hwint.h: Revert yesterday's change.
12610 2001-01-10 Nick Clifton <nickc@redhat.com>
12612 * function.h (save_machine_status): Delete.
12613 (restore_machine_status): Delete.
12614 Amend comment describing {init|mark|free}_machine_status.
12616 * function.c (save_machine_status): Delete.
12617 (restore_machine_status): Delete.
12618 Amend comment describing {init|mark|free}_machine_status.
12619 (push_function_context_to): Remove invocation of
12620 save_machine_status.
12621 (pop_function_context_from): Remove invocation of
12622 restore_machine_status.
12624 * emit-rtl.c (init_emit_once): Amend comment describing
12625 {init|mark|free}_machine_status.
12627 * tm.texi (Per-Function Data): New node. Describe the
12628 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
12631 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12633 * cppinit.c (OPT_g): Remove.
12634 (cpp_handle_option): Update for removed -g3.
12635 (print_help): Update.
12636 * cpplib.h (struct cpp_options): Remove debug_output.
12637 * cppmain.c (setup_callbacks, cb_define): Update.
12638 * gcc.c (cpp_options): Translate -g3 to -dD.
12640 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
12642 * config/i960/i960.md: Change modifier to + on the zero_extract
12643 pattern after the (rotate -2 reg) canonicalization pattern.
12645 2001-01-10 Richard Henderson <rth@redhat.com>
12647 * config/alpha/alpha.c (alpha_free_machine_status): New.
12648 (override_options): Install it.
12649 (alpha_mark_machine_status): Verify machine non-null.
12650 * config/i386/i386.c (ix86_free_machine_status): New.
12651 (override_options): Install it.
12652 (ix86_init_machine_status): Use xcalloc.
12653 (ix86_mark_machine_status): Verify machine non-null.
12654 * config/ia64/ia64.c (ia64_free_machine_status): New.
12655 (ia64_override_options): Install it.
12656 (ia64_mark_machine_status): Verify machine non-null.
12658 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
12660 * function.c (instantiate_virtual_regs): Instantiate virtual
12661 registers found in CALL_INSN_FUNCTION_USAGE.
12663 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12665 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
12666 equivalent to -ansi in disabling -Di386.
12668 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
12670 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
12672 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
12674 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
12676 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
12678 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12680 * invoke.texi: Document that -fcond-mismatch isn't supported for
12683 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12685 * gcc.texi: Define macro gcctabopt.
12686 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
12687 @command, @env and @option in some places where appropriate. Use
12688 @gcctabopt where appropriate. Put URLs and email addresses inside
12691 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
12693 * gcc.c (cpp_options): Set MD file name from output
12694 filename, if specified.
12695 (suffix_subst): New static variable.
12696 (do_spec): Clear it.
12697 (do_spec_1, case '.'): Handle new `%.suffix' spec.
12699 (give_switch): Handle suffix_subst.
12701 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12703 * invoke.texi: Fix another typo.
12705 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12707 * invoke.texi: Fix typo.
12709 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12711 * c-lang.c (lang_hooks): Update.
12712 (lang_decode_option): Remove.
12713 (lang_init_options): Rename c_init_options.
12714 * toplev.c (main): Use lang_hooks for lang_init_options
12715 and lang_decode_option.
12716 * toplev.h (lang_hooks): Add 2 new hooks.
12717 * tree.h: Remove lang_init_options and lang_decode_option.
12718 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
12719 * cp/decl2.c: Similarly.
12720 * cp/lex.c (lang_init_options): Rename cxx_init_options.
12721 (lang_hooks): Update.
12722 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
12724 (lang_init_options): Rename ffe_init_options.
12725 (lang_hooks): Update.
12726 (lang_decode_option): Remove.
12727 * java/lang.c (lang_init_options): Rename java_init_options.
12728 (lang_decode_option): Rename java_decode_option.
12729 (lang_hooks): Update.
12730 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
12731 (lang_decode_option): Rename objc_decode_option.
12732 (lang_hooks): Update.
12734 2001-01-09 Nick Clifton <nickc@redhat.com>
12736 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
12737 (d30v_return_addr_rtx): Delete.
12738 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
12739 cfun->machine structure.
12740 (struct machine_function): Move to d30v.h
12741 (d30v_save_machine_status): Delete.
12742 (d30v_restore_machine_status): Delete.
12743 (d30v_init_machine_status): New Function.
12744 (d30v_mark_machine_status): New Function.
12745 (d30v_free_machine_status): New Function.
12746 (d30v_init_expanders): Use new functions.
12747 (d30v_return_addr): Use ra_rtx field in cfun->machine.
12748 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
12749 d30v_return_addr_rtx.
12751 * config/d30v/d30v.h (struct_machine): Move here.
12752 Add eh_epilogue_sp_ofs field.
12754 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
12755 field in cfun->machine structure.
12757 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
12759 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
12760 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
12761 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
12763 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
12765 * objc/lang-options.h: Remove bogus reference to
12768 2001-01-09 Kazu Hirata <kazu@hxi.com>
12770 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
12773 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
12775 * reload.c (find_reloads_address): Check for eliminable registers
12776 when substituting a constant expression for a pseudo.
12778 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
12780 * c-common.c (enum format_type): Add format_type_error.
12781 (decode_format_type): New function.
12782 (decl_attributes): Use it.
12783 (format_kind_info): Adjust comment.
12785 2001-01-09 David O'Brien <obrien@BSDi.com>
12787 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
12788 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
12790 * config/i386/gnu.h: Don't include required platform specific .h files,
12791 tm.h will do it instead.
12792 * config/i386/i386elf.h: Likewise.
12793 * config/i386/linux.h: Likewise.
12794 * config/i386/moss.h: Likewise.
12795 * config/mips/gnu.h: Likewise.
12797 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12799 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
12800 (rs6000-ibm-aix3.[01]*): Likewise.
12801 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
12802 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
12803 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
12804 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
12805 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
12806 (powerpc-*-eabiaix*): Likewise.
12807 (powerpc-*-eabisim*): Likewise.
12808 (powerpc-*-elf*): Likewise.
12809 (powerpc-*-eabi*): Likewise.
12810 (powerpc-*-rtems*): Likewise.
12811 (powerpc-*-linux*libc1): Likewise.
12812 (powerpc-*-linux*): Likewise.
12813 (powerpc-wrs-vxworks*): Likewise.
12814 (powerpcle-wrs-vxworks*): Likewise.
12815 (powerpcle-*-sysv*): Likewise.
12816 (powerpcle-*-elf*): Likewise.
12817 (powerpcle-*-eabisim*): Likewise.
12818 (powerpcle-*-eabi*): Likewise.
12819 (powerpcle-*-solaris2*): Likewise.
12820 * config/rs6000/aix31.h: Delete includes.
12821 * config/rs6000/aix3newas.h: Likewise.
12822 * config/rs6000/aix41.h: Likewise.
12823 * config/rs6000/aix43.h: Likewise.
12824 * config/rs6000/beos.h: Likewise.
12825 * config/rs6000/rtems.h: Likewise.
12826 * config/rs6000/sysv4.h: Likewise.
12828 2001-01-09 Kazu Hirata <kazu@hxi.com>
12830 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
12831 Change an argument mode of machine_mode to shift_mode of
12832 shift_mode. Remove an extra error check.
12833 (emit_a_shift): Adopt to the new calling prototype of
12835 (function_prologue): Fix code for a monitor
12836 function. Support H8/S.
12837 (function_epilogue): Do not output pop for a monitor function.
12839 2001-01-09 Nick Clifton <nickc@redhat.com>
12841 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
12842 (setup_incoming_varargs): Use sysv_varargs_p field of the
12843 cfun->machine structure.
12844 (struct machine_function): Move to rs6000.h
12845 (rs6000_save_machine_status): Delete.
12846 (rs6000_restore_machine_status): Delete.
12847 (rs6000_init_machine_status): New Function.
12848 (rs6000_free_machine_status): New Function.
12849 (rs6000_init_expanders): Use new functions.
12851 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
12853 (struct machine_function): Move here.
12855 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
12856 sysv_varargs_p field of the cfun->machine structure.
12858 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
12860 (rs6000_restore_machine_status): Remove prototype.
12862 2001-01-09 Richard Henderson <rth@redhat.com>
12864 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
12865 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
12866 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
12867 (sched_analyze_2, sched_analyze_insn): Likewise.
12868 (sched_analyze, init_deps): Likewise.
12869 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
12870 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
12871 (compute_block_backward_dependences): Update propagate_deps call.
12873 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
12875 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
12877 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12879 * cppinit.c (OPT_MD, OPT_MMD): Restore.
12880 (cpp_handle_option): Handle them.
12881 (cpp_post_options): Ensure one of -M or -MM is specified with
12882 any other -M? option.
12883 (init_dependency_output): Suppress output with -MG.
12885 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12887 * cpp.texi: Update.
12888 * invoke.texi: Update.
12890 2001-01-09 Bernd Schmidt <bernds@redhat.com>
12892 * sh.md (reload_outsf): Generate recognizable patterns for
12895 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12897 * c-lang.c (lang_hooks): Update.
12898 (lang_init): Rename c_init.
12899 (lang_finish): Remove.
12900 * toplev.c (compile_file): Use lang_hooks for lang_init ()
12901 and lang_finish ().
12902 * toplev.h (lang_hooks): Add init () and finish ().
12903 * tree.h (lang_init, lang_finish): Remove.
12904 * cp/tree.h (lang_init, lang_finish): Remove.
12905 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
12906 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
12908 (lang_init, lang_finish): Remove.
12909 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
12910 (lang_hooks): Update.
12911 * java/lang.c (lang_init): Rename java_init.
12912 (lang_finish): Remove.
12913 (lang_hooks): Update.
12914 * objc/objc-act.c (lang_init): Rename objc_init.
12915 (lang_finish): Remove.
12916 (lang_hoooks): Update.
12918 20001-01-09 Graham Stott <grahams@redhat.com>
12920 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
12921 after `ptr` is initialised.
12923 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12925 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
12926 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
12927 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
12928 stack adjusts, instead of r3.
12930 2001-01-09 Michael Hayes <mhayes@redhat.com>
12932 * flow.c (flow_loop_scan): Break out of ...
12933 (flow_loops_find) ... here.
12934 * basic-block.h (flow_loop_scan): New.
12935 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
12936 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
12938 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12940 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
12942 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
12943 realloc()ing macro_buffer.
12945 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
12946 if it's wider than long and the target's long is wider than the
12949 2001-01-09 Mark Mitchell <mark@codesourcery.com>
12951 Remove support for using UWIN as a host machine.
12952 * configure.in: Issue an error message.
12953 * configure: Regenerated.
12954 * config.gcc: Remove xm_* UWIN configury.
12955 * config/i386/xm-uwin.h: Remove.
12957 2001-01-08 Nick Clifton <nickc@redhat.com>
12959 * config/v850/v850.c (ra_rtx): Delete.
12960 (v850_save_machine_status): Delete.
12961 (v850_restore_machine_status): Delete.
12962 (v850_init_machine_status): New function.
12963 (v850_mark_machine_status): New function.
12964 (v850_free_machine_status): New function.
12965 (v850_return_addr): Use ra_rtx field in machine structure.
12966 (v850_init_expanders): Use new functions.
12968 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
12969 * config/v850/v850.c: Change arguments to v850_output+* functions
12970 to take a const char *, to avoid compile time warning.
12971 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
12972 (USER_LABEL_PREFIX): Redefine.
12974 2000-01-08 Jim Wilson <wilson@redhat.com>
12976 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
12977 1 to unsigned HOST_WIDE_INT before left shift.
12979 2001-01-08 Nick Clifton <nickc@redhat.com>
12981 * config/arm/arm.c (arm_mark_machine_status): Check to see if
12982 the machine structure has been allocated.
12983 (arm_free_machine_status): New function: Free the machine
12984 specific function structure.
12986 2001-01-08 Richard Henderson <rth@redhat.com>
12988 * jump.c (simplejump_p): Revert last change.
12990 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
12992 * cppinit.c (init): Rename init_library.
12993 (cpp_create_reader): Update.
12994 * gcc.c (cpp_options): If -o given, use it as the target of
12997 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
12999 * arm.c (arm_arch5e): New variable.
13000 (all_cores): XScale is a 5TE device.
13001 (arm_override_options): Set arm_arch5e.
13002 (arm_init_builtins): __builtin_prefetch is in arch5e.
13003 * arm.h (arm_arch5e): Declare it.
13005 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
13007 * arm.md (define_constants): Add defines for UNSPEC and
13008 UNSPEC_VOLATILE insns. Update all users.
13009 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
13010 * arm.c (multi_register_push, note_invalid_constants)
13011 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
13012 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
13013 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
13015 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
13017 * jump.c (jump_optimize_1): Use reversed_comparison_code
13018 instead of can_reverse_comparison_p.
13019 (jump_back_p): Likewise.
13020 (invert_exp_1): Likewise.
13021 (thread_jumps): Likewise.
13022 * simplify-rtx.c (simplify_unary_operation): Likewise.
13023 (simplify_ternary_operation): Likewise.
13024 * cse.c (find_comparison_args): Convert to use
13025 can_reverse_comparison_p.
13026 (record_jump_equiv): Likewise.
13028 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
13030 * arm.h (HARD_REGNO_RENAME_OK): Delete.
13031 (EPILOGUE_USES): Define.
13032 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
13033 automatically stack the LR if it isn't live.
13035 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
13037 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
13040 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
13042 * ggc-page.c (max_alignment): New structure.
13043 (MAX_ALIGNMENT): New macro.
13044 (init_ggc): Use it to round up the sizes in the
13045 extra_order_size_table.
13047 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13049 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
13052 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13054 * builtins.def (BUILT_IN_FPRINTF): New entry.
13056 * c-common.c (c_expand_builtin_fprintf): New function.
13057 (init_function_format_info): Handle __builtin_fprintf.
13058 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
13059 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
13061 * c-decl.c (duplicate_decls): Adjust comment.
13063 * extend.texi (fprintf): Document new builtin.
13065 2001-01-07 Richard Henderson <rth@redhat.com>
13067 * jump.c (simplejump_p): Recognize any single_set jump
13068 of the proper form.
13070 2001-01-07 Richard Henderson <rth@redhat.com>
13072 * configure.in (slibdir): Accept an --with-slibdir option.
13073 Use "test" not "[" in configure. Default to $(libdir).
13075 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
13077 * config/t-aix43 (SHLIB_INSTALL): Likewise.
13078 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
13079 (SHLIB_LINK): Create links for the soname.
13080 * config/mips/t-iris6: Likewise.
13081 * config/sparc/t-slibgcc: Likewise.
13082 * config/sparc/t-slibgcc-sld: Likewise.
13084 2001-01-07 Jakub Jelinek <jakub@redhat.com>
13086 * config/i386/i386.c (constant_call_address_operand): Accept
13087 (const (plus (symbol_ref) (const_int))).
13088 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
13089 constant_call_address_operand.
13091 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13093 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
13094 and LONG_LONG_TYPE_SIZE > 32.
13096 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13098 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
13099 the previous change.
13101 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
13103 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
13105 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
13106 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
13107 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
13110 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13112 * fix-header.c (read_scan_file): s/pfile/scan_in/.
13114 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13116 * c-lang.c (c_post_options): Call cpp_post_options.
13117 * objc/objc-act.c (objc_post_options): Similarly.
13118 * cppmain.c (main): Similarly.
13119 * fix-header.c (read_scan_file): Similarly.
13120 * cppinit.c (cpp_start_read): Move option consistency checks
13121 to cpp_post_options. Don't call init_dependency_output.
13122 If needed, add default target and main file dependency.
13123 (OPT_MD, OPT_MMD): Remove.
13125 (cpp_handle_option): Update for OPT_* changes.
13126 (cpp_post_options): New.
13127 (init_dependency_output): Command line -MF overrides environment
13128 variables. Don't set default target etc. Suppress output
13129 if dependencies are going to stdout.
13130 (print_help): Update.
13131 * cpplib.h (cpp_post_options): New.
13132 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
13134 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
13136 * jump.c (comparison_dominates_p): Support unordered compares.
13138 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
13140 * simplify-rtx.c (simplify_relational_operation): Always simplify
13141 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
13144 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
13146 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
13147 (nonzero_bits): Likewise.
13148 (simplify_comparison): Likewise.
13149 (num_sign_bit_copies): Likewise; return more sane value depending
13150 on STORE_FLAG_VALUE.
13151 (known_cond): Do not assume EQ to be always true for equivalent
13154 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
13156 * cse.c (fold_rtx): Handle unordered comparisons.
13158 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
13160 * rtlanal.c (set_of_1): New static function.
13161 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
13162 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
13163 reg_set_last_last_regno): Remove.
13164 (set_of): New global function.
13165 (set_of_data): New structure.
13166 (reg_set_p, reg_set_last): Revamp for set_of.
13167 * rtl.h (set_of): New.
13169 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
13171 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
13172 * extend.texi: Document _Exit builtin.
13174 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13176 * (initialize, initialize_builtins,
13177 initialize_dependency_output, initialize_standard_includes):
13178 Rename s/initialize/init. Update.
13179 (init_dependency_output): Move to after
13180 cpp_handle_options, the correct location temporally at least.
13181 (opt_comp): Move next to init (), its caller. Fix prototype.
13182 (init): Make "initialized" local scope.
13183 (cpp_create_reader): Always call init ().
13184 (cpp_start_read): Update.
13185 (output_deps): New function, broken out of cpp_finish.
13186 (cpp_finish): Break out output_deps.
13188 2001-01-07 Richard Henderson <rth@redhat.com>
13190 * collect2.c (COFF specific stuff): Revert 12-06 patch
13191 to prototype system functions.
13193 2001-01-07 Michael Hayes <mhayes@redhat.com>
13195 * hard-reg-set.h: Add multiple include guard.
13196 * basic-block.h (struct loop): Add `sink' field.
13197 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
13198 (emit_iv_add_mult): Delete.
13199 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
13200 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
13201 (unroll_loop): Remove end_insert_before argument.
13202 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
13203 (maybe_eliminate_biv_1): Likewise.
13204 (emit_iv_add_mult): Delete.
13205 (gen_add_mult, loop_regs_update): New.
13206 (loop_insn_emit_after, loop_insn_emit_before): New.
13207 (loop_insn_sink, loop_insn_sink_or_swim): New.
13208 (emit_iv_add_mult): Delete.
13209 (scan_loop): Set loop->sink.
13210 (loop_givs_reduce): Use loop_insn_sink and its ilk.
13211 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
13212 (maybe_eliminate_biv_1): Likewise.
13213 (maybe_eliminate_biv_1): Add basic block argument.
13214 * unroll.c (unroll_loop): Remove end_insert_before argument.
13215 (find_splittable_regs): Likewise.
13216 (find_splittable_regs): Use loop_insn_sink and its ilk.
13217 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
13219 2001-01-07 Michael Hayes <mhayes@redhat.com>
13221 * loop.h (loop_insn_hoist): New prototype.
13222 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
13223 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
13224 (check_dbra_loop, load_mems): Likewise.
13225 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
13226 (find_splittable_givs): Likewise.
13228 2001-01-07 Michael Hayes <mhayes@redhat.com>
13230 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
13232 2001-01-07 Richard Henderson <rth@redhat.com>
13234 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
13236 2001-01-07 Richard Henderson <rth@redhat.com>
13238 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
13239 NO_SHARED_LIBGCC_MULTILIB as required for the target.
13240 * gcc.c (init_spec): Massage the existing libgcc_spec into a
13241 variant that handles a shared libgcc.
13242 (process_command): Always validate -{static,shared}-libgcc.
13243 (do_spec_1): New 'M' case.
13244 * invoke.text (Link Options): Document -{static,shared}-libgcc.
13246 2001-01-07 Richard Henderson <rth@redhat.com>
13248 * Makefile.in (slibdir): New variable.
13249 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
13250 (installdirs): Create slibdir.
13251 (install-libgcc, install-multilib): Defer to libgcc.mk.
13252 * configure.in (slibdir): Substitute.
13253 * mklibgcc.in (install): New target.
13255 * config/t-linux (SHLIB_LINK): Create links for the soname.
13256 (SHLIB_INSTALL): New.
13257 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
13258 * config/mips/t-iris6 (SHLIB_INSTALL): New.
13259 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
13260 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
13261 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
13263 2001-01-07 Richard Henderson <rth@redhat.com>
13265 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
13266 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
13267 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
13269 2001-01-07 Michael Hayes <mhayes@redhat.com>
13271 * loop.c (count_loop_regs_set): Delete.
13272 (load_mems_and_recount_loop_regs_set): Delete.
13273 (loop_regs_scan): Merge common code from count_loop_regs_set,
13274 scan_loop, and load_mems_and_recount_loop_regs_set.
13275 (scan_loop): Call load_mems directly and loop_regs_scan
13276 again if new registers created.
13278 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13280 * toplev.c (main): Call the front-end specific post_options
13281 hook if one is given.
13282 * toplev.h (struct_lang_hooks, lang_hooks): New.
13283 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
13284 for the C front end.
13285 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
13286 lang_hooks for the C++ front end.
13287 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
13288 lang_hooks for the ObjC front end.
13289 * f/com.c (lang_hooks): Hooks for the Fortran front end.
13290 * java/lang.c (lang_hooks): Hooks for the Java front end.
13292 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13294 * c-lex.c (init_c_lex): Request #define / #undef callbacks
13295 for verbose DWARF[2] debugging.
13296 (cb_define, cb_undef): The new callbacks.
13297 * toplev.h (debug_define, debug_undef): Make const correct.
13298 * toplev.c (debug_define, debug_undef): Similarly. Do not
13299 perform the verbosity tests here anymore.
13301 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
13303 * reload.c (subst_reloads): Take INSN argument. When
13304 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
13305 * reload.h (subst_reloads): Adjust prototype.
13306 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
13307 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
13308 present in JUMP_INSNs and copy them to JUMP_LABEL.
13309 * flow.c (find_label_refs, find_basic_blocks_1): Skip
13310 JUMP_INSNs and insns with REG_LABELs that are followed by
13311 JUMP_INSNs with the same REG_LABEL.
13312 * sched-rgn.c (is_cfg_nonregular): Likewise.
13313 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
13315 * unroll.c (unroll_loop): Look for REG_LABEL notes in
13317 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
13319 2001-01-06 Richard Henderson <rth@redhat.com>
13321 * loop.c (scan_loop): Use xcalloc for the regs array.
13322 (load_mems_and_recount_loop_regs_set): Zero the new memory
13323 received from xrealloc.
13325 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
13327 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
13329 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
13331 * integrate.c (copy_rtx_and_substitute): When copying
13332 an ignored return value, strip REG_FUNCTION_VALUE_P.
13334 2001-01-06 Michael Hayes <mhayes@redhat.com>
13336 * loop.c (debug_biv, debug_giv): New.
13337 (loop_biv_dump): Break out from ...
13338 (record_biv): ... here.
13339 (loop_giv_dump): Break out from ...
13340 (record_giv): ... here.
13341 (loop_bivs_check): Use print_simple_rtl.
13342 * unroll.c (loop_iterations): Use print_simple_rtl.
13344 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
13346 * pa.md (return, return_internal): Modify patterns to prevent regrename
13347 mucking with the return pointer.
13349 2001-01-05 Richard Henderson <rth@redhat.com>
13351 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
13353 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
13355 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
13356 version supplied by Matteo Frigo.
13358 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13360 * cpp.texi: Update for -MQ.
13361 * cppinit.c (cpp_create_reader): Always create pfile->deps.
13362 (cpp_cleanup): Always free pfile->deps.
13363 (initialize_dependency_output): Don't create pfile->deps.
13364 (cpp_handle_option): Similarly.
13366 * gcc.c (cpp_options): Handle -MQ.
13367 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
13368 * mkdeps.c (base_name): Remove.
13369 (deps_init): Don't allocate vector space until it's needed.
13370 (deps_free): Only free vectors if allocated.
13371 (deps_add_target, deps_add_dep): Update for initial allocation.
13372 (deps_add_default_target): Don't strip to the base_name.
13374 2001-01-05 DJ Delorie <dj@redhat.com>
13376 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
13377 (INIT_EXPANDERS): Define.
13379 * config/v850/v850.c (struct machine_function): Define.
13380 (v850_save_machine_status): New function.
13381 (v850_restore_machine_status): New function.
13382 (v850_return_addr): New function.
13383 (v850_init_expanders): New function.
13385 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
13386 and v850_init_expanders.
13388 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13390 * cpplib.h (struct cpp_reader): Add help_only field.
13391 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
13392 (cpp_handle_option): Set pfile->help_only if we see -h,
13393 --help, -target-help, or --version. Print version string but
13394 do not set help_only if we see -v or -version. Make text
13395 printed by -v match that printed by (-)-version.
13397 * cppmain.c (main): Exit after option parsing if
13398 pfile->help_only is true.
13400 * toplev.c (independent_decode_option): Call print_version,
13401 then exit, if we see --version (but not -version).
13402 (print_version): Split lengthy message into two lines.
13404 2001-01-05 Nick Clifton <nickc@redhat.com>
13406 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
13407 temporary string for initialisation before calling ggc_alloc_string.
13409 2001-01-06 Michael Hayes <mhayes@redhat.com>
13411 * rtl.h (print_simple_rtl): New.
13412 * print-rtl.c (print_simple_rtl): New.
13413 (flag_simple): New.
13414 (print_rtx): Disable printing of flags and modes, etc.,
13415 if `flag_simple` nonzero.
13417 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13419 * function.c (fixup_var_refs): Use push_to_full_sequence where
13422 2001-01-05 Michael Meissner <meissner@redhat.com>
13424 * flags.h (flag_reorder_blocks): Add declaration.
13425 (flag_rename_block): Ditto.
13427 2001-01-05 DJ Delorie <dj@redhat.com>
13429 * function.c (reorder_blocks): Make sure the flags are all reset
13430 before using them to mark blocks, else a second invocation will
13431 corrupt the block chain.
13432 (reorder_blocks_0): New, resets the flags.
13434 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
13436 * cse.c (find_comparison_args): Stop if the argument is known to
13439 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13441 * config/sh/sh.md (movdf): When splitting load into pair of
13442 registers, don't clobber the register used in the address too
13445 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
13447 * varasm.c (mark_constant_pool): Improve initial comments.
13448 (mark_constants): Move marking of constants to mark_constant.
13449 (mark_constant): New function to recursively mark all constants
13450 referred to by a constant.
13452 2001-01-05 Catherine Moore <clm@redhat.com>
13454 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
13456 2001-01-05 Phil Edwards <pme@sources.redhat.com>
13458 * cp/lang-options.h: Bring comment in line with reality.
13459 * f/lang-options.h: Likewise.
13460 * java/lang-options.h: Likewise.
13461 * objc/lang-options.h: Likewise.
13462 * ch/lang-options.h: Likewise.
13463 * f/g77.texi: And update the manual.
13465 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
13466 Denis Chertykov <denisc@overta.ru>
13468 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
13469 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
13470 * config/avr/avr.md (all peepholes that request a scratch register):
13471 Call it, FAIL the peephole if not safe (in interrupt functions).
13473 2001-01-05 Mark Mitchell <mark@codesourcery.com>
13475 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
13477 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
13479 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
13481 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
13482 BUILT_IN_CREAL and BUILT_IN_CIMAG.
13483 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
13484 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
13485 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
13487 * extend.texi: Document these builtins.
13489 2001-01-05 Daniel Berlin <dberlin@redhat.com>
13491 * c-common.c (lang_get_alias_set): Say we know nothing of
13492 VECTOR_TYPE aliasing.
13494 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
13496 2001-01-05 Bruce Korb <bkorb@gnu.org>
13498 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
13499 their x* equivalent versions for atexit-less systems
13500 * fixinc/fixincl.c(main): do not return from main() on atexit-less
13501 systems (or any other system any more).
13503 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
13505 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
13506 output operands. Use arm_hard_register_operand for operand 4.
13507 (stmsi_postinc): Similarly.
13508 (ldmsi): Use arm_hard_register_operand for opernand 2.
13509 (stmsi): Similarly.
13510 * arm.c (arm_hard_register_operand): New function.
13511 * arm-protos.h (arm_hard_register_operand): Prototype it.
13513 * arm.h (HARD_REGNO_RENAME_OK): Define.
13515 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
13517 * simplify-rtx.c (cfc_args): add "unordered" field.
13518 (check_fold_consts): Set unordered field.
13519 (simplify_relational_operation): Simplify the unordered
13522 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
13525 * emit-rtl.c (try_split): Fix code to mark labels.
13526 * jump.c (mark_jump_label): Make global.
13527 * rtl.h (mark_jump_label): Declare.
13529 * predict.c (estimate_probability): Handle unordred comparisons.
13531 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13533 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
13534 * cppinit.c (initialize_dependency_output): Update.
13535 (cpp_finish): Output dummy targets for -MP.
13537 (cpp_handle_option): Handle -MP. Don't quote -MT options.
13538 * cpplib.h (struct cpp_options): Add deps_phony_targets.
13539 * gcc.c (cpp_options): Update to handle -MP.
13540 * mkdeps.c (deps_add_target, deps_add_default_target): Update
13541 to quote only the default target.
13542 (deps_phony_targets): Insert a preceding newline. Rename from
13543 deps_dummy_targets for consistency.
13546 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13548 * calls.c (emit_library_call_value_1): Support
13549 INIT_CUMULATIVE_LIBCALL_ARGS.
13550 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
13552 2001-01-04 Richard Henderson <rth@redhat.com>
13554 * c-decl.c (finish_struct): Detect flexible array members
13555 used in an inappropriate context.
13556 * c-typeck.c (really_start_incremental_init): Special case
13557 constructor_max_index for zero length arrays.
13558 (pop_init_level): Allow initialization of flexible array
13559 members. Deprecate initialization of zero length arrays.
13560 Don't issue missing initializer warning for flexible array
13561 members or zero length arrays.
13562 (process_init_element): Don't dereference null DECL_SIZE.
13563 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
13564 Don't abort for empty constructors. Use size_binop
13565 (output_constructor): Add commentary regarding zero length
13566 array futures. Abort if we try to initialize an array of
13567 unspecified length with a non-empty constructor in the middle
13570 * extend.texi (Zero Length): Update and clarify documentation
13571 on static initialization.
13573 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13575 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
13576 with more than 32767 words of local storage.
13578 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13580 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
13581 for 'abs', 'labs', and 'fabs'.
13582 (c4x_expand_builtin): Likewise.
13583 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
13585 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13587 * config/sh/sh.md (prget, prset): New insn types.
13588 (return delay slot): Dont' allow prset.
13589 (call, sfunc delay slot): Don't allow prget.
13590 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
13591 for prset and prget.
13593 2001-01-05 Michael Hayes <mhayes@redhat.com>
13595 * loop.h (struct loop_reg): New.
13596 (struct loop_regs): Change to use array of `struct loop_reg'.
13597 * loop.c: Replace assortment of varrays with single regs array.
13598 (count_one_set): Delete may_not_move array argument
13599 and use regs array instead. All caller's changed.
13600 (count_loop_regs_set): Delete may_not_move and single_usage
13601 arguments and use regs array instead. All caller's changed.
13602 (find_single_use_in_loop): Replace usage array argument with pointer
13603 to regs structure. All caller's changed.
13604 (loop_optimize): Delete `moved_once' array.
13606 2001-01-05 Michael Hayes <mhayes@redhat.com>
13608 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
13609 Use it instead of loop_info->has_call for scanning loop mems.
13610 (check_dbra_loop): Replace loop_info->has_call test with
13611 loop_info->has_nonconst_call.
13613 2000-01-04 Matthew Hiller <hiller@redhat.com>
13615 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
13618 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13620 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
13621 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
13623 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13625 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
13626 (flag_short_double, flag_short_wchar): Define.
13627 (c_common_nodes_and_builtins): Create many tree nodes shared
13628 between C and C++ here instead of in cp/decl.c and ...
13629 * c-decl.c (init_decl_processing): ... here.
13630 (SIZE_TYPE, WCHAR_TYPE): Don't define.
13631 (flag_short_double, flag_short_wchar): Don't define.
13632 (record_builtin_type): New function.
13633 (build_void_list_node): New function.
13634 * c-common.h (flag_short_double, flag_short_wchar,
13635 record_builtin_type, build_void_list_node): Declare.
13637 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
13639 * integrate.c (expand_inline_function): Don't put a virtual
13640 register into the reg map.
13642 * function.c (fixup_var_refs_1): If force_operand didn't put
13643 the address into the target, move it there.
13645 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13647 Special-case tree_decl/tree_list allocations.
13648 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
13649 (OBJECT_SIZE): New macro.
13650 (NUM_EXTRA_ORDER): Likewise.
13651 (extra_order_size_table): New variable.
13652 (NUM_ORDERS): New macro.
13653 (objects_per_page_table): New variable.
13654 (object_size_table): New variable.
13655 (G.pages): Use NUM_ORDERS to bound the array.
13656 (G.page_tails): Likewise.
13657 (DIV_ROUND_UP): Remove.
13658 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
13659 (alloc_page): Use OBJECT_SIZE.
13660 (size_lookup): Don't make it const.
13661 (ggc_alloc): Use OBJECT_SIZE.
13662 (ggc_set_mark): Likewise.
13663 (ggc_get_size): Likewise.
13664 (init_ggc): Set up the object_size_table, objects_per_page_table,
13665 and adjust size_lookup.
13666 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
13667 (ggc_pop_context): Use NUM_ORDERS.
13668 (clear_marks): Likewise.
13669 (sweep_pages): Likewise.
13670 (poison_pages): Likewise.
13671 (ggc_print_statistics): Use OBJECT_SIZE.
13673 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13675 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
13676 Only call array_size_for_constructor if last field and array type
13677 with no upper bound.
13679 2001-01-04 Philip Blundell <philb@gnu.org>
13681 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
13682 from bit 31 downwards, if this requires no more insns.
13683 (count_insns_for_constant): New helper function for above.
13685 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
13687 * gencodes.c (output_predicate_decls): Remove empty initializer.
13689 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13691 * tree.c (copy_node): Remove documentation about obstacks.
13692 (buidl1): Check that nobody tries to build 2-argument nodes this
13695 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13697 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
13700 * gencodes.c (output_predicate_decls): Fill empty initializer
13703 2001-01-04 Jakub Jelinek <jakub@redhat.com>
13705 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
13706 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
13708 (do_include): Handle missing headers like cpp0.
13709 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
13710 paths with first include pathname. Don't strcat to uninitialized
13713 2001-01-04 Bernd Schmidt <bernds@redhat.com>
13715 * regrename.c (regrename_optimize): Don't rename from frame pointer
13716 if frame_pointer_needed.
13717 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
13718 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
13719 (ia64_reorg): Use it instead of scheduling if ! optimize.
13720 (errata_emit_nops): Properly call asm_noperands.
13721 (ia64_sched_reorder): Finish cycle if we see an asm.
13722 (ia64_variable_issue): Clear scheduling state after asms.
13724 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
13726 * cpp.texi: Update for -MT.
13727 * cppinit.c (initialize_dependency_output): Add a default
13728 target if none has been given already.
13729 (no_tgt, OPT_MT): New.
13730 (cpp_handle_option): Handle -MT. Update -M etc.
13731 * cpplib.h (struct cpp_options): Remove deps_target.
13732 * gcc.c (cpp_options): Handle -MT.
13733 * mkdeps.c (struct deps): Move from mkdeps.h.
13734 (deps_calc_target): Rename deps_add_default_target. Add a
13735 default target if none has been specified already.
13736 * mkdeps.h (struct deps): Move to mkdeps.c.
13737 (deps_calc_target): Rename deps_add_default_target.
13739 2000-01-03 Richard Henderson <rth@redhat.com>
13741 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
13743 * c-typeck.c (push_init_level): Move checks for flexible array
13744 members and zero length arrays ...
13745 (pop_init_level): ... here. Silently discard empty initializations.
13747 * varasm.c (output_constructor): Update for sizeof change to
13748 zero-length arrays.
13750 * extend.texi (Zero Length): Clarify semantics.
13752 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13754 * configure.in (tm.h): Include isns-codes.h last.
13755 * configure: Rebuilt.
13757 2001-01-03 Richard Henderson <rth@redhat.com>
13759 * config/alpha/alpha.md (addvsi3, addvdi3): New.
13760 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
13762 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13764 * tradcpp.c (main): Make sure finclude() is called with a valid
13765 indepth value while handling -include.
13767 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13769 * gencodes.c (output_predicate_decls): New function.
13771 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
13772 even if it is not the first time machmode.h is #included.
13773 * config/sh/sh.c (fpul_operand): Declare MODE argument.
13774 * tm.texi (PREDICATE_CODES): Document predicate declarations.
13775 * gcc.texi (Copyright): Added 2001.
13777 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13779 * c-common.c (c_common_lang_init): New function. Warn if format
13780 warning options which only have effects when used with -Wformat
13781 are used without -Wformat.
13782 * c-common.h (c_common_lang_init): Declare.
13783 * c-lang.c (lang_init): Call c_common_lang_init.
13784 * objc/objc-act.c (lang_init): Call c_common_lang_init.
13786 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13788 * configure.in: Check for the mktemp command.
13789 * configure: Regenerate.
13790 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
13791 $TEMP. Create temporary files with mktemp, if available at
13792 configure time; otherwise use set -C. Remove temporary files
13795 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13797 * configure.in: Require at least texinfo 4.0. Check for whether
13798 Pod::Man is sufficiently recent to regenerate GCC manpages.
13799 * configure: Regenerate.
13800 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
13802 (GENERATED_MANPAGES): Define.
13803 (generated-manpages): New target. Depend on cpp.1 as well as
13805 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
13806 configure to generated-manpages or empty) rather than on the
13807 manpages directly. Remove execute permission from installed
13808 gcov.1 as well as cpp.1.
13809 * cpp.1, gcov.1: Regenerate.
13811 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13813 * builtins.c (expand_builtin_strncmp): Use host_integerp and
13814 tree_low_cst. Allow using cmpstrsi in more cases.
13816 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13818 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
13821 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
13823 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
13824 * Makefile.in (HOST_CFLAGS): Mention build-make.
13826 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13828 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
13831 2001-01-01 Bernd Schmidt <bernds@redhat.com>
13833 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
13836 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
13839 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
13840 reg_base_value and reg_known_value arrays.
13841 (init_alias_analysis): Add more cases to detect known values.
13842 * sched-deps.c (deps_may_trap_p): New function.
13843 (sched_analyze_2): Use it.
13845 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13847 * combine.c (simplify_shift_const): Even if we're sign-extracting,
13848 don't discard an ASHIFTRT if we're shifting in a wider mode.
13850 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
13852 * toplev.c (rest_of_compilation): Don't print basic block information
13853 when CFG isn't up to date.
13855 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
13857 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
13858 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
13859 (UNALIGNED_SHORT_ASM_OP): Define.
13860 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
13862 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13864 * fold-const.c (fold_convert): Fix typo.
13866 2001-01-02 Richard Henderson <rth@redhat.com>
13868 * c-common.h (ASM_INPUT_P): New.
13869 * c-parse.in (asm): Set it when needed.
13870 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
13871 existance of an operand.
13873 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
13875 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
13876 (dwarf2out_frame_debug_expr): Likewise.
13877 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
13879 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
13881 * i386.c (ix86_split_to_parts): Return number of part required;
13883 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
13885 (ix86_split_long_move): Use number of part returned
13886 by ix86_split_to_parts
13887 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
13889 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
13890 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
13891 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
13892 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
13893 (ALIGN_MODE_128): Add TFmode.
13894 (IS_STACK_MODE): Likewise.
13895 (HARD_REGNO_NREGS): TFmode needs 3 registers.
13896 (HARD_REGNO_OK): Support TFmodes.
13897 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
13898 * i386.md (scheduler definitions): Use memory operand to determine
13899 fst/fld instructions; use mode attribute to determine real mode of
13901 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
13902 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
13904 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13906 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
13908 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13910 * expr.c (store_constructor_field): Update ALIGN before calling
13913 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13915 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
13918 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13920 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
13923 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13925 * c-decl.c (start_function): Don't warn on third parameter to main.
13927 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13929 * tsystem.h: Define HAVE_DECL_GETOPT.
13931 2001-01-02 Philip Blundell <pb@futuretv.com>
13933 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
13936 2001-01-02 Richard Henderson <rth@redhat.com>
13938 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
13940 2001-01-02 Andreas Jaeger <aj@suse.de>
13942 * c-decl.c (c_decode_option): Remove support of
13943 -Wmissing-noreturn.
13945 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
13946 (W_options): Add -Wmissing-noreturn here.
13948 * flow.c: Define lang_missing_noreturn_ok_p.
13949 (check_function_return_warnings): Use it.
13951 * c-common.h: Declare lang_missing_noreturn_ok_p.
13953 * c-lang.c (c_missing_noreturn_ok_p): New function.
13954 (lang_init): Set lang_missing_noreturn_ok_p.
13956 * invoke.texi (Warning Options): Document this.
13958 2000-12-27 Phil Edwards <pme@sources.redhat.com>
13960 * extend.texi (C++ Extensions): New node for C++ attributes;
13961 describe init_priority and com_interface.
13962 * invoke.texi: Remove -finit-priority as it now has zero effect.
13963 * install.texi: Fix xref syntax.
13964 * md.texi: Likewise.
13966 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13968 * config.gcc (sparc64-wrs-vxworks*): New case.
13969 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
13971 * config/sparc/sparc.c (sparc_override_options): Do support different
13972 pointer and architecture size.
13973 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
13974 (POINTERS_EXTEND_UNSIGNED): Define.
13975 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
13976 (FUNCTION_MODE): Define to be Pmode.
13977 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
13979 * function.c (expand_function_end): Properly handle DECL_RESULT
13980 and copy when ptr_mode != Pmode.
13981 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
13983 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13985 * c-common.c (c_common_nodes_and_builtins): Set prototype
13986 parameters for __builtin_fputs, __builtin_fputc and
13987 __builtin_fwrite. Don't declare plain fputc as a builtin.
13989 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
13991 * loop.c (add_label_notes): Increment the label usage count when
13992 a note is added to an insn which refers to a CODE_LABEL.
13993 * gcse.c (add_label_notes): Likewise.
13995 2001-01-01 Andreas Jaeger <aj@suse.de>
13997 * loop.c (scan_loop): Use xmalloc to allocate movables.
13999 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
14001 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
14002 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
14003 * reload1.c (REGISTER_MOVE_COST): Likewise.
14004 * regclass.c (REGISTER_MOVE_COST): Likewise.
14005 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
14006 dimension. Adjust all users.
14007 (init_reg_sets_1): Iterate on all modes.
14008 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
14009 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
14010 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
14011 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
14012 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
14013 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
14014 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
14015 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
14016 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
14017 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
14018 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
14019 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
14020 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
14021 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
14022 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
14023 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
14024 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
14025 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
14026 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
14027 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
14028 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
14029 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
14030 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
14031 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
14032 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
14033 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
14034 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
14036 2001-01-01 Bernd Schmidt <bernds@redhat.com>
14038 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
14039 arg VARIES_P. Call it with extra arg.
14040 (true_dependence): Likewise.
14041 * rtl.h (rtx_addr_can_trap_p): Declare.
14042 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
14044 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
14045 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
14046 pic offset table register if it's zero. All callers changed.
14047 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
14049 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14051 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
14052 STRING_POOL_ADDRESS_P.
14054 * config/sparc/sparc.c (input_operand): Properly test for short op.
14056 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
14057 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
14058 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
14059 * config/sparc/elf.h: No longer include sol2.h.
14060 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
14061 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
14063 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
14065 2001-01-01 Michael Hayes <mhayes@redhat.com>
14067 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
14068 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
14069 (record_initial): Likewise.
14070 * unroll.c (copy_loop_body, loop_iterations): Likewise.
14071 (remap_split_bivs): Likewise.
14073 2001-01-01 Michael Hayes <mhayes@redhat.com>
14075 * loop.c (loop_ivs_free): New function.
14076 (strength_reduce): Break out from...
14078 2001-01-01 Michael Hayes <mhayes@redhat.com>
14080 * loop.h (struct iv): New.
14081 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
14082 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
14083 'reg_biv_class' fields with 'regs' and 'n_regs'.
14084 (struct ivs): Rename 'loop_iv_list' field to 'list'.
14085 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
14086 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
14088 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
14090 * resource.c (mark_referenced_resources): Abort() before
14091 attempting to mark a pseudo register.
14092 (mark_set_resources): Likewise.
14094 2001-01-01 Michael Hayes <mhayes@redhat.com>
14096 * loop.h (REG_IV_CLASS): New accessor macro.
14097 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
14098 * unroll.c (REG_IV_CLASS): Likewise.
14100 See ChangeLog.4 for earlier changes.