1 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
3 * doc/gcc.texi, doc/install.texi, doc/invoke.texi: Remove trailing
6 2001-06-26 Joseph S. Myers <jsm28@cam.ac.uk>
8 * doc/c-tree.texi, doc/cpp.texi, doc/extend.texi, doc/gcc.texi,
9 doc/install.texi, doc/invoke.texi, doc/objc.texi, doc/rtl.texi,
10 doc/tm.texi: Use two spaces after ends of sentences.
12 2001-06-26 Daniel Berlin <dan@cgsoftware.com>
14 * toplev.c (display_help): Fix param thinko.
15 * Makefile.in: Fix params.h dependencies.
17 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
19 * toplev.c (decode_f_option): Adjust setting.
20 (toplev_main): Call diagnostic_initialize. Remove call to
21 reshape_diagnostic_buffer._
23 * diagnostic.h (struct output_buffer): Add new field format_decoder.
24 (diagnostic_format_decoder): New macro.
25 (diagnostic_prefixing_rule): Likewise.
26 (diagnostic_line_cutoff): Likewise.
27 (set_message_prefixing_rule): Remove.
29 * diagnostic.c (lang_printer): Remove.
30 (diagnostic_message_length_per_line): Likewise.
31 (current_prefixing_rule): Likewise.
32 (initialize_diagnostics): Rename to...
33 (diagnostic_initialize): ...this. Tweak.
34 (default_initialize_buffer): Remove.
35 (reshape_diagnostic_buffer): Likewise.
36 (init_output_buffer): Adjust prefixing rule setting.
37 (output_format): Use format_decoder from the output_buffer.
39 * c-lang.c (c_init): Adjust tree formatter setting.
41 2001-06-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
43 * config/i386/sol2.h (CPP_SPEC): Pass -P for .S files.
45 2001-06-26 Neil Booth <neil@daikokuya.demon.co.uk>
47 * Makefile.in (TARGET_H, TARGET_DEF_H): New.
48 (c-decl.o, tree.o, c-typeck.o, $(out_object_file)): Update.
49 * c-decl.c (duplicate_decls): Use function pointer.
50 * c-typeck.c (common_type): Similarly.
51 * tree.c (valid_machine_attribute): Similarly.
52 (merge_machine_type_attributes): Rename merge_type_attributes.
53 (merge_machine_decl_attributes): Rename merge_decl_attributes.
54 (merge_dllimport_decl_attributes): New function.
55 * tree.h (merge_machine_type_attributes): Rename merge_type_attributes.
56 (merge_machine_decl_attributes): Rename merge_decl_attributes.
57 (merge_dllimport_decl_attributes): New prototype.
62 * doc/gcc.texi, doc/tm.texi: Update documentation.
64 cp: Make-lang.in: Update dependencies.
65 * spew.c: Include target.h.
66 (duplicate_decls): Call target function.
67 * decl2.c: include target.h
68 (import_export_class): Use existence of target function pointer.
69 * typeck.c: Include target.h.
70 (qualify_type_recursive): Rename variable. Call target function.
71 (type_after_usual_arithmetic_conversions): Similarly.
72 (common_type): Similarly.
74 config: * 1750a/1750a.c, a29k/29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
75 avr/avr.c, c4x/c4x.c, clipper/clipper.c, convex/convex.c,
76 d30v/d30v.c, dsp16xx/dsp16xx.c, elxsi/elxsi.c, fr30/fr30.c,
77 i370/i370.c, i386/i386.c, i860/i860.c, i960/i960.c, ia64/ia64.c,
78 m32r/m32r.c, m68hc11/m68hc11.c, m68k/m68k.c, m88k/m88k.c,
79 mips/mips.c, mn10200/mn10200.c, mn10300/mn10300.c, ns32k/ns32k.c,
80 pa/pa.c, pdp11/pdp11.c, pj/pj.c, romp/romp.c, rs6000/rs6000.c,
81 sh/sh.c, sparc/sparc.c, v850/v850.c, vax/vax.c, we32k/we32k.c)
82 : Include target.h and target-def.h. Define target.
84 * arc/arc-protos.h (arc_valid_machine_decl_attribute): Remove.
85 * arc/arc.c (arc_valid_machine_decl_attribute): Rename
86 arc_valid_decl_attribute, make static.
87 * arc/arc.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
88 * arm/arm-protos.h (arm_valid_machine_decl_attribute,
89 arm_valid_type_attribute_p, arm_pe_valid_machine_decl_attribute,
90 arm_pe_merge_machine_decl_attributes): Remove.
91 * arm/arm.c (arm_valid_machine_decl_attribute_p): Rename
92 arm_valid_decl_attribute_p, make static.
93 (arm_pe_valid_decl_attribute_p): Move from pe.c.
94 * arm/pe.c (arm_pe_valid_machine_decl_attribute_p): Move to arm.c.
95 (arm_pe_merge_machine_decl_attributes): Move to tree.c.
96 * arm/arm.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
97 * arm/coff.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
98 * arm/elf.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
99 * arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): New.
100 (VALID_MACHINE_TYPE_ATTRIBUTE, VALID_MACHINE_DECL_ATTRIBUTE): Remove.
101 * avr/avr-protos.h (valid_machine_type_attribute,
102 valid_machine_decl_attribute): Remove.
103 * avr/avr.c (valid_machine_type_attribute,
104 valid_machine_decl_attribute): Rename and make static.
105 * avr/avr.h (VALID_MACHINE_TYPE_ATTRIBUTE,
106 VALID_MACHINE_DECL_ATTRIBUTE): Remove.
107 * c4x/c4x-protos.h (c4x_valid_type_attribute_p): Remove.
108 * c4x/c4x.c (c4x_valid_type_attribute_p): Make static.
109 * c4x/c4x.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
110 * d30v/d30v.h: Remove obsolete comments.
111 * h8300/h8300-protos.h (h8300_valid_machine_decl_attribute): Remove.
112 * h8300/h8300.c (h8300_valid_machine_decl_attribute): Rename, make
114 * h8300/h8300.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
115 * i386/cygwin.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
116 (i386_pe_merge_decl_attributes, MERGE_MACHINE_DECL_ATTRIBUTES,
117 i386_pe_valid_type_attributes_p): Remove.
118 * i386/i386-protos.h (ix86_valid_decl_attribute_p,
119 ix86_valid_type_attribute_p): Remove.
120 * i386/i386.c (ix86_valid_decl_attribute_p): Remove.
121 (ix86_valid_type_attribute_p): Make static.
122 * i386/i386.h (VALID_MACHINE_DECL_ATTRIBUTE,
123 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
124 * i386/winnt.c (i386_pe_merge_decl_attributes): Move to tree.c.
125 * ia64/ia64-protos.h (ia64_valid_type_attribute): Remove.
126 * ia64/ia64.c (ia64_valid_type_attribute): Make static.
127 * ia64/ia64.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
128 * m32r/m32r-protos.h (m32r_valid_machine_decl_attribute): Remove.
129 * m32r/m32r.c (m32r_valid_decl_attribute): Make static.
130 * m32r/m32r.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
131 * m68hc11/m68hc11-protos.h (m68hc11_valid_decl_attribute_p,
132 m68hc11_valid_type_attribute_p): Remove.
133 * m68hc11/m68hc11.c (m68hc11_valid_decl_attribute_p): Remove.
134 (m68hc11_valid_type_attribute_p): Make static.
135 * m68hc11/m68hc11.h (VALID_MACHINE_DECL_ATTRIBUTE,
136 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
137 * mcore/mcore-protos.h (mcore_valid_machine_decl_attribute,
138 mcore_merge_machine_decl_attribute): Remove.
139 * mcore/mcore.c (mcore_valid_machine_decl_attribute): Rename,
141 (mcore_merge_machine_decl_attributes): Move to tree.c.
142 * mcore/mcore.h (VALID_MACHINE_DECL_ATTRIBUTE,
143 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
144 (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
145 * ns32k/ns32k-protos.h (ns32k_valid_decl_attribute_p,
146 ns32k_valid_type_attribute_p): Remove.
147 * ns32k/ns32k.c (ns32k_valid_decl_attribute_p): Remove.
148 (ns32k_valid_type_attribute_p): Make static.
149 * ns32k/ns32k.h (VALID_MACHINE_DECL_ATTRIBUTE,
150 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
151 * rs6000/rs6000-protos.h (rs6000_valid_decl_attribute_p,
152 rs6000_valid_type_attribute_p): Remove.
153 * rs6000/rs6000.c (rs6000_valid_decl_attribute_p): Remove.
154 (rs6000_valid_type_attribute_p): Make static.
155 * rs6000/rs6000.h (VALID_MACHINE_DECL_ATTRIBUTE,
156 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
157 * sh/sh-protos.h (sh_valid_machine_decl_attribute): Remove.
158 * sh/sh.c (sh_valid_machine_decl_attribute): Rename, make static.
159 * sh/sh.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
160 * v850/v850-protos.h (v850_valid_machine_decl_attribute): Remove.
161 * v850/v850.c (v850_valid_machine_decl_attribute): Rename, make static.
162 * v850/v850.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
164 2001-06-26 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
166 * glimits.h (USHRT_MAX): Use unsigned suffix if int can not hold
169 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
171 * diagnostic.h (struct diagnostic_context): Add new field.
172 (lang_diagnostic_starter, lang_diagnostic_finalizer): Remove
174 (global_dc): Declare.
175 * diagnostic.c (global_diagnostic_context): New variable.
176 (global_output_buffer): Remove.
178 (lang_diagnostic_starter, lang_diagnostic_finalizer): Remove
180 (initialize_diagnostics): Adjust initialization.
181 (set_diagnostic_context): Adjust setting.
183 2001-06-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
185 * config/mips/iris5.h (UNALIGNED_INT_ASM_OP,
186 UNALIGNED_SHORT_ASM_OP): Define.
187 * config/mips/iris6.h (UNALIGNED_INT_ASM_OP,
188 UNALIGNED_SHORT_ASM_OP): Undef.
190 Tue Jun 26 12:40:12 CEST 2001 Jan Hubicka <jh@suse.cz>
192 * i386.md (float_truncate splitter, and to mov splitters): Add
193 reload_completed; fix operand predicate.
195 * haifa-sched.c (sched_init): Do not split insns.
196 * toplev.c (rest_of_compilation): Call split_all_insns before
197 sched1 pass; simplify condition of post-reload splitter;
198 call split_all_insn before sched2 pass.
200 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
202 * diagnostic.h (diagnostic_prefixing_rule_t): New enum type.
203 (set_message_prefixing_rule): Adjust prototype.
204 * diagnostic.c (current_prefixing_rule): Adjust type.
206 2001-06-26 Neil Booth <neil@daikokuya.demon.co.uk>
208 * defaults.h: Default escape sequences to ASCII.
209 * config/i370/i370.h: Adjust for ASCII default.
210 * config/1750a/1750a.h: Remove escape sequence definitions.
211 * config/a29k/a29k.h: Similarly.
212 * config/alpha/alpha.h: Similarly.
213 * config/arc/arc.h: Similarly.
214 * config/arm/arm.h: Similarly.
215 * config/avr/avr.h: Similarly.
216 * config/c4x/c4x.h: Similarly.
217 * config/clipper/clipper.h: Similarly.
218 * config/convex/convex.h: Similarly.
219 * config/d30v/d30v.h: Similarly.
220 * config/dsp16xx/dsp16xx.h: Similarly.
221 * config/elxsi/elxsi.h: Similarly.
222 * config/fr30/fr30.h: Similarly.
223 * config/h8300/h8300.h: Similarly.
224 * config/i386/i386.h: Similarly.
225 * config/i860/i860.h: Similarly.
226 * config/i960/i960.h: Similarly.
227 * config/ia64/ia64.h: Similarly.
228 * config/m32r/m32r.h: Similarly.
229 * config/m68hc11/m68hc11.h: Similarly.
230 * config/m68k/m68k.h: Similarly.
231 * config/m88k/m88k.h: Similarly.
232 * config/mcore/mcore.h: Similarly.
233 * config/mips/mips.h: Similarly.
234 * config/mn10200/mn10200.h: Similarly.
235 * config/mn10300/mn10300.h: Similarly.
236 * config/ns32k/ns32k.h: Similarly.
237 * config/pa/pa.h: Similarly.
238 * config/pdp11/pdp11.h: Similarly.
239 * config/pj/pj.h: Similarly.
240 * config/romp/romp.h: Similarly.
241 * config/rs6000/rs6000.h: Similarly.
242 * config/sh/sh.h: Similarly.
243 * config/sparc/sparc.h: Similarly.
244 * config/v850/v850.h: Similarly.
245 * config/vax/vax.h: Similarly.
246 * config/we32k/we32k.h: Similarly.
247 * doc/tm.texi: Update documentation.
249 2001-06-26 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
251 * diagnostic.c (digit_buffer): Remove as global. Move to...
252 * diagnostic.h (struct output_buffer): ... here.
253 * diagnostic.c (output_formatted_integer): Adjust use of digit_buffer.
255 2001-06-25 Steve Ellcey <sje@cup.hp.com>
257 * config.gcc (ia64*-*-hpux*): Add ia64/hpux_longdouble.h to tm_file.
258 Define tmake_file to include ia64/t-hpux.
259 * real.c (INTEL_EXTENDED_IEEE_FORMAT): Test for value instead of
260 testing to see if it is defined.
261 * real.h (INTEL_EXTENDED_IEEE_FORMAT): Likewise. Default to 0 if
263 * config/ia64/hpux_longdouble.h: New.
264 * config/ia64/ia64.c (hfa_element_mode): Add comment about incorrect
265 handling of long doubles.
266 (ia64_function_arg, ia64_function_value): Add checks for TFmode
267 and INTEL_EXTENDED_IEEE_FORMAT.
268 * config/ia64/ia64.h (INTEL_EXTENDED_IEEE_FORMAT): Define to one.
269 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, LIBCALL_VALUE): Add checks for
270 TFmode and INTEL_EXTENDED_IEEE_FORMAT.
271 * config/ia64/ia64.md (all TFmode patterns): Test
272 INTEL_EXTENDED_IEEE_FORMAT in condition.
273 (floatdidf2, floatdisf2): New, for !INTEL_EXTENDED_IEEE_FORMAT.
274 * config/ia64/quadlib.c: New.
275 * config/ia64/t-hpux: New.
276 * config/i386/i386.h (INTEL_EXTENDED_IEEE_FORMAT): Define to one.
278 2001-06-25 Jim Wilson <wilson@redhat.com>
280 * config/i960/t-960bare (i960-c.o): Add missing header dependencies.
281 * config/i960/t-vxworks960: Likewise.
283 2001-06-25 Dale Johannesen <dalej@apple.com>
285 * bitmap.c (bitmap_last_bit_set): Fix a non-c89 usage (null actual
288 Mon Jun 25 11:10:51 CEST 2001 Jan Hubicka <jh@suse.cz>
290 * i386.md (movsi_insv_1, movsi_insv_1_rex64): Fix constraints.
292 2001-06-25 Joseph S. Myers <jsm28@cam.ac.uk>
294 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
295 doc/gcc.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
296 doc/md.texi, doc/rtl.texi, doc/tm.texi: Be more consistent about
297 the use of "GCC" and related terms.
298 * doc/gcc.1, doc/gcov.1: Regenerate.
300 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
302 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
303 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Remove
306 Sun Jun 24 21:21:49 CEST 2001 Jan Hubicka <jh@suse.cz>
308 * (movsi_insv_1, movsi_insv_1_rex64): Allow immediate operand.
310 2001-06-24 Richard Henderson <rth@redhat.com>
312 * builtins.c (expand_builtin_expect_jump): Disable if the
313 expression can't be re-evaluated.
315 2001-06-24 Nick Clifton <nickc@cambridge.redhat.com>
317 * config/arm/arm.c (arm_compute_save_reg_mask): For FIQ interrupt
318 handlers examine register r0-r7, for other interrupt handlers
319 examine r0-r12. If the interrupt handler is not a leaf function
320 save all call clobbered registers.
321 (arm_output_epilogue): If the prologue has pushed the IP register,
323 (Arm_expand_prologue): For interrupt functions that need the frame
324 pointer, push the IP register before it is corrupted.
326 * config/arm/arm.h (ARM_SIGN_EXTEND): Fix compile time warnings
327 about the use of signed and unsigned quantities in a conditional.
329 2001-06-23 Richard Henderson <rth@redhat.com>
331 * config/alpha/crtfastmath.c: New file.
332 * config/alpha/t-crtfm: New file.
333 * config/alpha/elf.h (ENDFILE_SPEC): Use crtfastmath.o.
334 * config/alpha/osf.h (ENDFILE_SPEC): Likewise.
335 * config/alpha/t-crtbe (EXTRA_PARTS): Add pieces defined here.
336 * config.gcc (alpha-{linux,freebsd,netbsd,osf}): Use alpha/t-crtfm;
337 do not set extra_parts here.
339 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
341 * doc/install-old.texi: Remove more documentation of configure
343 * doc/install.texi: Add it here.
345 Sat Jun 23 19:40:05 CEST 2001 Jan Hubicka <jh@suse.cz>
347 * i386-protos.h (emit_i387_cw_initialization): Declare.
348 * i386.md (movsi_insv_1): Remove '*'.
349 (fix_trunc?f?i2): Revamp to use control word parameters.
350 (fix_trunc?i_1): Likewise; update splitters.
351 (fix splitter): Remove.
352 * i386.c (MAX_386_STACK_LOCALS): set to 3.
353 (emit_i387_cw_initialization): New function.
354 (output_fix_trunc): Do not initialize control word;
355 kill dead code; simplify.
357 2001-06-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
359 * cppmacro.c (make_string_token): Avoid warning.
360 (cpp_macro_definition): Prepend the macro name. Update
362 * cppmain.c (cb_define, dump_macro): Update for changes
363 to cpp_macro_definition.
365 Sat Jun 23 10:20:03 CEST 2001 Jan Hubicka <jh@suse.cz>
367 * flow.c (attempt_auto_inc, try_pre_increment_1): Fix typo.
369 Sat Jun 23 01:23:59 CEST 2001 Jan Hubicka <jh@suse.cz>
371 * flow.c (mark_set_1, attempt_auto_inc, mark_used_reg,
372 try_pre_increment_1): compute REG_FREQ using bb->frequency.
374 * regclass.c (loop_cost): Kill.
375 (frequency): New global variable.
376 (record_operand_costs): Replace loop_cost by frequency.
377 (scan_one_insn): Likewise.
378 (regclass): Likewise; set frequency according to bb->frequency.
380 * flow.c (split_edge): Set frequency.
382 Sat Jun 23 01:16:42 CEST 2001 Jan Hubicka <jh@suse.cz>
384 * predict.c (block_info_def): Add nvisited.
385 (propagate_freq): Count nvisited; re-queue delayed blocks; handle
388 * flow.c (dump_edge_info): Dump the probability of edge.
389 (combine_predictions_for_insn): Dump the basic block.
391 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
393 * doc/gcc.texi: Update documentation of source files of C
396 2001-06-22 Richard Henderson <rth@redhat.com>
398 * doc/invoke.texi (-funsafe-math-optimizations): Document its
399 possible effects at link time.
401 2001-06-22 Diego Novillo <dnovillo@redhat.com>
403 * basic-block.h (dump_edge_info): Declare.
404 (clear_edges): Declare.
405 (mark_critical_edges): Declare.
406 * flow.c (dump_edge_info): Remove static declaration.
407 (clear_edges): Ditto.
408 (mark_critical_edges): Ditto.
409 (free_basic_block_vars): Only clear edges and free basic block
410 array if basic_block_info is not NULL.
411 * ssa.c (compute_dominance_frontiers): Remove static declaration.
412 * ssa.h (compute_dominance_frontiers): Declare.
414 2001-06-22 Toshiyasu Morita (toshiyasu.morita@hsa.hitachi.com)
416 * predict.c: (expected_value_to_br_prob): Check for const_true_rtx
417 instead of const1_rtx for true case.
419 2001-06-22 David Mosberger <davidm@hpl.hp.com>
421 * config/ia64/crtfastmath.c: New file.
422 * config/ia64/t-ia64 (EXTRA_PARTS): Include it.
423 * config/ia64/linux.h (ENDFILE_SPEC): New.
425 2001-06-22 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
427 * config/h8300/h8300.c (asm_file_start): Remove reference to
430 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
432 * c-common.c (verify_tree): Check for x being NULL.
433 * doc/c-tree.texi: Document COMPOUND_BODY of an empty
437 2001-06-22 DJ Delorie <dj@redhat.com>
439 * config/arm/arm.h (struct machine_function): Remove ra_rtx.
440 * config/arm/arm.c (arm_mark_machine_status): Remove ra_rtx.
441 (arm_return_addr): Use get_hard_reg_initial_val et al.
442 * config/d30v/d30v.h (struct machine_function): Remove ra_rtx.
443 * config/d30v/d30v.c (d30v_mark_machine_status): Remove ra_rtx.
444 (d30v_return_addr): Use get_hard_reg_initial_val et al.
445 * config/rs6000/rs6000.h (struct machine_function): Remove ra_rtx.
446 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
448 (rs6000_mark_machine_status): Remove.
449 (rs6000_return_addr): Use get_hard_reg_initial_val.
450 (rs6000_ra_ever_killed): Use has_hard_reg_initial_val.
451 * config/v850/v850.h (INIT_EXPANDERS): Delete.
452 * config/v850/v850.c (struct machine_function): Delete.
453 (v850_init_machine_status): Delete.
454 (v850_mark_machine_status): Delete.
455 (v850_free_machine_status): Delete.
456 (v850_return_addr): Use get_hard_reg_initial_val.
457 (v850_init_expanders): Delete.
459 Fri Jun 22 19:20:59 CEST 2001 Jan Hubicka <jh@suse.cz>
461 * predict.c (estimate_bb_frequencies): Do not handle conditional
462 jumps jumping to fallthru basic block as conditional jumps.
464 Fri Jun 22 19:11:28 CEST 2001 Jan Hubicka <jh@suse.cz>
466 * regs.h (struct reg_info_def): Add freq field.
467 (REG_N_REFS): Update comment.
469 * regclass.c (scan_one_insn): Update REG_FREQ.
470 * flow.c (mark_set_1): Update REG_FREQ, make REG_N_SETS unweighted.
471 (attempt_auto_inc): Likewise.
472 (mark_used_reg): Likewise.
473 (try_pre_increment_1): Likewise.
474 * local-alloc.c (struct qty): Add freq field.
475 (alloc_qty): Set freq.
476 (update_equiv_regs): Set REG_FREQ.
477 (QTY_CMP_PRI): Use freq.
478 (combine_regs): Update qty->freq.
479 * global.c (struct allocno): Update comment for n_refs;
481 (local_reg_freq): New array.
482 (global_alloc): Update freq field;
483 allocate and initialize local_reg_freq.
484 (allocno_compare): Use freq field.
485 (find_reg): Likewise.
486 * reload1.c (count_pseudo): Use freq isntead of n_refs.
487 (count_spilled_pseudo): Likewise.
489 * tm.texi (GCOV_TYPE_SIZE): Document.
490 * basic-block.h (gcov_type): Define.
491 (struct edge_def): Use gcov_type for count field.
492 (struct basic_block_def): Likewise.
493 * defaults.h (GCOV_TYPE_SIZE): Define.
494 * final.c (end_final): Use GCOV_TYPE_SIZE.
495 * flow.c (dump_edge_info, dump_flow_info, dump_bb): Print count fields
496 using HOST_WIDEST_INT_PRINT_DEC.
497 * gcov-io.h (__fetch_gcov_type, __store_gcov_type, __read_gcov_type,
498 __write_gcov_type): New.
499 (store_long): Remove.
500 * gcov.c (gcov_type): Set default.
501 (struct adj_list): Use gcov_type for arc_count.
502 (bb_info): Use gcov_type for succ_count, pred_count and exec_count.
503 (create_program_flow_graph): Read arc_count properly.
504 (solve_program_flow_graph): 'total' is gcov_type.
505 (output_data): Line_counts is gcov_type, print it properly.
506 * libgcc2.c (struct bb): Counts is gcov_type.
507 (__bb_exit_func): Use __read_gcov_type and __write_gcov_type.
508 * profile.c (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set default.
509 (GCOV_TYPE_SIZE): Define.
510 (struct bb_info): succ_count and pred_count is gcov_type.
511 (compute_branch_probabilities): Use __read_gcov_type,
512 print read edges to the dump file.
513 (total): Is gcov_type.
514 (gen_edge_profiler): Use GCOV_TYPE_SIZE.
516 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
518 * optabs.c (emit_libcall_block): When using non-call exceptions,
519 don't mark libcalls never throwing.
521 2001-06-21 Stan Shebs <shebs@apple.com>
523 * objc/objc-act.c (hash_init): Use xcalloc.
525 2001-06-21 Richard Henderson <rth@redhat.com>
527 * flow.c (entry_exit_blocks): Initialize frequency.
528 (split_block): Copy it.
529 (dump_flow_info): Dump it.
531 Thu Jun 21 22:15:10 2001 J"orn Rennecke <amylaar@redhat.com>
533 * sh.c (barrier_align): Also recognize branch-around-a-jump-sequence
534 from machine-depedent_reorg for purposes of alignment supression
535 when no delay slot insn has been added.
537 2001-06-21 Neil Booth <neil@cat.daikokuya.demon.co.uk>
539 * cppmacro.c (make_string_token): Null terminate.
541 2001-06-21 DJ Delorie <dj@redhat.com>
543 * config/alpha/alpha.h (struct machine_function): Remove.
544 * config/alpha/alpha.c (integrate.h): Include.
545 (override_options): Don't set up machine_status hooks.
546 (alpha_init_machine_status): Remove.
547 (alpha_mark_machine_status): Remove.
548 (alpha_free_machine_status): Remove.
549 (alpha_return_addr): Use get_hard_reg_initial_val.
550 (alpha_gp_save_rtx): Likewise.
551 (alpha_ra_ever_killed): Use has_hard_reg_initial_val.
553 2001-06-20 Aldy Hernandez <aldyh@redhat.com>
555 * config/sh/sh.md (interrupt_function): Use
556 current_function_interrupt.
557 (define_delay): Schedule in delay slot if TARGET_SH3, even if it is
558 an interrupt function.
560 * config/sh/sh.h (current_function_interrupt): Define extern.
562 * config/sh/sh.c (current_function_interrupt): New global.
563 (sh_expand_prologue): Set current_function_interrupt.
565 2001-06-21 Phil Edwards <pme@sources.redhat.com>
567 * doc/install.texi: Add 'c' to list of --enable-languages choices.
569 2001-06-21 DJ Delorie <dj@redhat.com>
571 * integrate.c (mark_hard_reg_initial_vals): Check for NULL.
573 * integrate.c (ggc.h): Include.
574 (initial_value_pair, initial_value_struct,
575 setup_initial_hard_reg_value_integration): Add prototypes.
576 (expand_inline_function): Call
577 setup_initial_hard_reg_value_integration.
578 (has_func_hard_reg_initial_val, get_func_hard_reg_initial_val,
579 get_hard_reg_initial_val, has_hard_reg_initial_val): New functions
580 to keep track of values present at the start of a function.
581 (mark_hard_reg_initial_vals): New, for gc.
582 (setup_initial_hard_reg_value_integration): New. Sets up pseudo
583 mappings for initial values.
584 (emit_initial_value_sets): New. Emits code to set initial value
586 * integrate.h: Add prototypes for new functions.
587 * function.h (struct function): Add hard_reg_initial_vals field.
588 * function.c (integrate.h): Include.
589 (mark_function_status): Call
590 mark_hard_reg_initial_vals.
591 * toplev.c (integrate.h): Include.
592 (rest_of_compilation): Call emit_initial_value_sets.
594 2001-06-21 Stan Shebs <shebs@apple.com>
596 * doc/contrib.texi, doc/cpp.texi, doc/cppinternals.texi,
597 doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/invoke.texi,
598 doc/objc.texi, doc/tm.texi: Use the correct name "Objective-C"
599 everywhere instead of "Objective C".
601 2001-06-21 Joseph S. Myers <jsm28@cam.ac.uk>
603 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
604 doc/gcc.texi, doc/install-old.texi, doc/install.texi,
605 doc/invoke.texi, doc/rtl.texi: Consistently use "front end" and
606 "back end" as nouns and "front-end" and "back-end" as adjectives.
608 Wed Jun 20 21:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
610 * predict.c (estimate_probability): Fix loop bounds.
612 Wed Jun 20 19:10:48 CEST 2001 Jan Hubicka <jh@suse.cz>
614 * toplev.c (rest_of_compilation): Run mark_constant_function
617 Wed Jun 20 19:08:18 CEST 2001 Jan Hubicka <jh@suse.cz>
619 * predict.c (estimate_loops_at_level, propagate_freq
620 estimate_bb_frequencies, count_to_freqs): New functions.
621 (estimate_probability): Call estimate_bb_frequencies.
622 * basic-block.h (basic_block_def): Add field "freq".
623 (BB_FREQ_MAX): New constant.
625 Wed Jun 20 17:02:50 2001 J"orn Rennecke <amylaar@redhat.com>
627 * sh.c (barrier_align): Don't ask for alignment when seeing a
628 branch-around-a-jump from machine_dependent_reorg.
630 Wed Jun 20 08:35:02 2001 Jeffrey A Law (law@cygnus.com)
632 * ssa.c (rename_block): Update parameter to remove_phi_alternative
633 (convert_from_ssa): Do create REG_DEAD and REG_UNUSED notes when
634 re-running life analysis.
636 2001-06-20 Stan Shebs <shebs@apple.com>
638 * objc/objc-act.c (hash_init): Assume xmalloc always succeeds,
639 also use memset to clear the hash tables.
640 (hash_enter): Assume xmalloc always succeeds.
641 (hash_add_attr): Ditto.
642 (continue_class): Ditto.
644 2001-06-20 Michael Meissner <meissner@redhat.com>
646 * builtins.c (predict.h): Include.
647 (expand_builtin_expect): Update comment.
648 (expand_builtin_expect_jump): New function to expand
649 __builtin_expect inside of a conditional jump expansion.
651 * expr.c (do_jump): Special case __builtin_expect (<test>, 0) and
652 __builtin_expect (<test>, 1).
654 * Makefile.in (builtins.o): Depend on $(PREDICT_H).
656 * rtl.h (expand_builtin_expect_jump): Add prototype.
658 2001-06-19 Geoffrey Keating <geoffk@redhat.com>
660 * doc/rtl.texi (Machine Modes): Correct description of
661 floating-point modes on machines with non-8-bit bytes.
663 2001-06-19 Bernd Schmidt <bernds@redhat.com>
665 * regmove.c (optimize_reg_copy_3): Do nothing if previous insn
666 carries a REG_EQUIV note. If it carries REG_EQUAL, delete the
669 Tue Jun 19 07:53:52 2001 Jeffrey A Law (law@cygnus.com)
671 * ssa.c (remove_phi_alternative): Remove declaration. No longer
672 static. Second argument is a pointer to a basic block structure,
673 not a basic block index.
674 (convert_to_ssa): Do not remove dead code.
675 (convert_from_ssa): Do not remove dead code to create death notes.
676 * ssa.h (remove_phi_alternative): Declare.
678 * flow.c (delete_unreachable_blocks): Fix patch error in
679 previous change (call to find_unreachable_blocks was lost).
681 * ssa.c (ssa_uses): Remove definition.
682 (apply_delayed_renames): Don't grow ssa_uses.
683 (rename_block): Remove comment related to ssa_uses.
684 (rename_registers): Do not initialize ssa_uses.
685 (convert_from_ssa): Do not free ssa_uses.
687 * ssa-dce.c: Renamed from dce.c.
688 * Makefile.in (OBJS): Replace dce.o with ssa-dce.o
689 (dependencies): Replace dce.c with ssa-dce.c and dce.o with
692 2001-06-19 Eric Christopher <echristo@redhat.com>
694 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode
695 and DFmode are UNITS_PER_WORD and 2*UNITS_PER_WORD. Use
696 GET_MODE_BITSIZE instead of GET_MODE_SIZE/UNITS_PER_WORD.
698 Tue Jun 19 01:52:27 2001 J"orn Rennecke <amylaar@redhat.com>
700 * sh.c (output_branch): Delete bogus code.
702 * sh.c (initial_elimination_offset):
703 Fix FROM == RETURN_ADDRESS_POINTER_REGNUM case.
705 Mon Jun 18 12:50:49 2001 Jeffrey A Law (law@cygnus.com)
707 * flow.c (find_unreachable_blocks): New function.
708 (delete_unreachable_blocks): Use find_unreachable_blocks.
709 * basic-block.h (find_unreachable_blocks): Declare.
711 * dce.c (eliminate_dead_code): Fix formatting glitch.
713 2001-06-18 Jason Merrill <jason_merrill@redhat.com>
715 * c-common.h (RETURN_NULLIFIED_P): New macro.
716 * c-semantics.c (genrtl_return_stmt): Check it.
718 * expr.c (clear_storage): Set TREE_NOTHROW on the decl for memset.
719 (emit_block_move): Likewise.
721 Mon Jun 18 17:27:24 CEST 2001 Jan Hubicka <jh@suse.cz>
723 * unroll.c: Include predict.h.
724 (unroll_loop): Drop prediction notes on preconditioning.
725 * predict.def (PRED_LOOP_PRECONDITIONG, PRED_LOOP_CONDITION):
726 New; add comments on the others.
727 * Makefile.in: (unroll.o): Add dependancy on predict.h.
728 * loop.c (strength_reduce): Fix branch prediction.
730 Mon Jun 18 17:26:56 CEST 2001 Jan Hubicka <jh@suse.cz>
732 * stmt.c (emit_case_nodes): Optimize test whether index is in given
735 Mon Jun 18 15:43:10 CEST 2001 Jan Hubicka <jh@suse.cz>
737 * predict.c (estimate_probability): Do not bail out early
738 when note is present.
739 (combine_predictions_for_insn): Fix note removal code.
741 2001-06-18 Ben Elliston <bje@redhat.com>
743 * except.c (resolve_fixup_regions): Initialise "cleanup".
745 2001-06-17 Neil Booth <neil@daikokuya.demon.co.uk>
747 * tm.texi: Document STDC_0_IN_SYSTEM_HEADERS.
749 Sat Jun 16 20:20:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
751 * expr.c (expand_expr, case ADDR_EXPR): If taking address of SAVE_EXPR,
752 use put_var_into_stack.
754 2001-06-16 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
756 * gccspec.c (lang_specific_driver): If compiling ObjC, add
757 -shared-libgcc when necessary.
758 * Makefile.in (gccspec.o): Compile with DRIVER_DEFINES.
760 2001-06-16 Daniel Berlin <dan@cgsoftware.com>
762 * bitmap.h: Add dump_bitmap, bitmap_zero, bitmap_union_of_diffs,
763 bitmap_a_or_b, bitmap_a_and_b, bitmap_first_set_bit,
764 bitmap_last_set_bit. All for compatibility with sbitmap's.
766 *bitmap.c (bitmap_zero): New function.
767 (bitmap_union_of_diffs): New function.
768 (bitmap_first_set_bit): New function.
769 (bitmap_last_set_bit): New function.
771 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
773 * cpp.texi, invoke.texi: Update.
774 * cpp.1, gcc.1: Regenerate.
776 Sat Jun 16 12:45:20 CEST 2001 Jan Hubicka <jh@suse.cz>
778 * i386.md (minsf): Fix splitter. (PR fortran/3191)
780 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
782 * doc/cpp.texi: Update.
783 * doc/cpp.1: Regenerate.
785 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
787 * doc/install.texi: Use correct markup hints.
789 Fri Jun 15 18:05:22 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
791 * function.c (gen_mem_addressof): Handle case where DECL is SAVE_EXPR.
793 * explow.c (expr_size): If DECL and size specified, use it.
795 2001-06-15 Zack Weinberg <zackw@stanford.edu>
797 * doc/cpp.texi: Formatting corrections.
798 Correct buggy example of use of __GNUC__ etc.
799 Clarify $ in identifiers.
800 * doc/cpp.1: Regenerate.
802 Fri Jun 15 19:35:38 CEST 2001 Jan Hubicka <jh@suse.cz>
804 * optabs.c (expand_twoval_binop): Avoid undefined behaviour.
806 2001-06-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
808 * doc/install.texi (Specific, alpha*-*-*): Fixed Tru64 UNIX
810 (Specific, alpha-*-osf1): Renamed to alpha*-*-osf*.
811 Added Tru64 UNIX V5.1 bootstrap hints.
812 (Specific, alpha*-*-osf*): Removed old section, obsolete.
814 2001-06-15 Andreas Jaeger <aj@suse.de>
816 * doc/install.texi (Specific): Mention that glibc cannot be
817 compiled with GCC 3.0.
819 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
821 * combine.c (nonzero_bits): Don't optimize away division by
824 2001-06-15 Zack Weinberg <zackw@stanford.edu>
826 * doc/cpp.texi: Revised and brought up to date.
827 * doc/cpp.1: Regenerate.
829 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
831 * doc/install.texi: Update --enable-threads to match reality.
833 2001-06-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
835 * doc/install.texi: Update for C4x.
836 * README.C4X: Remove.
838 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
840 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
841 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
842 doc/objc.texi, doc/rtl.texi, doc/tm.texi: Fix spelling and typos.
843 Consistently use "built-in" and "bit-field". Minor logical markup
845 * doc/gcc.1: Regenerate.
847 2001-06-14 Richard Henderson <rth@redhat.com>
849 * config/mips/mips.md (exception_receiver): New.
851 2001-06-14 Daniel J. Berlin <dan@cgsoftware.com>
853 * doc/gcc.texi: Update passes documentation to be more in tune
856 Thu Jun 14 15:38:28 CEST 2001 Jan Hubicka <jh@suse.cz>
858 * i386.c (ix86_expand_prologue): Fix merging conflict.
860 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
862 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
863 doc/gcc.texi, doc/gcov.texi, doc/install-old.texi,
864 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Use more
865 logical markup. Use TeX quotes and dashes. Use @dots{} and
866 @minus{}. Avoid spaces inside @var. Update last modification
868 * doc/gcc.1, doc/gcov.1: Regenerate.
870 Thu Jun 14 12:44:15 CEST 2001 Jan Hubicka <jh@suse.cz>
872 * i386.c (x86_accumulate_outgoing_args, x86_prologue_using_move,
873 x86_epilogue_using_move): New global variables.
874 (override_options): Enable ACCUMULATE_OUTGOING_ARGS if preferred.
875 (ix86_emit_save_regs_using_mov): New static function.
876 (ix86_expand_prologue, ix86_expand_epilogue): Use moves if preferred.
877 * i386.h (MASK_MMX, MASK_SSE, MASK_SSE2, MASK_128BIT_LONG_DOUBLE,
878 MASK_MIX_SSE_I387): Renumber.
879 (MASK_NO_ACCUMULATE_OUTGOING_ARGS): New.
880 (x86_accumulate_outgoing_args, x86_prologue_using_move,
881 x86_epilogue_using_move): Declare.
882 (TARGET_PROLOGUE_USING_MOVE, TARGET_EPILOGUE_USING_MOVE): New.
884 2001-06-13 John David Anglin <dave@hiauly1.hia.nrc.ca>
886 * inclhack.def (hpux10_cpp_pow_inline): New hack.
888 2001-06-13 Richard Henderson <rth@redhat.com>
890 * ifcvt.c (dead_or_predicable): Fix return value last patch.
892 2001-06-13 Mark Mitchell <mark@codesourcery.com>
896 2001-06-13 Richard Henderson <rth@redhat.com>
898 * ifcvt.c (cond_exec_get_condition): Use reversed_comparison_code.
899 (cond_exec_process_if_block, dead_or_predicable): Likewise.
901 2001-06-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
903 * mips-tfile.c (copy_object): Always pass indexNil for symbol
906 2001-06-13 Kazu Hirata <kazu@hxi.com>
908 * config/h8300/h8300.h (OK_FOR_T): Remove.
909 (EXTRA_CONSTRAINT): Do not use OK_FOR_T.
910 * config/h8300/h8300.md: Remove alternatives involving inc and dec
911 in the helper patterns for addhi3 and addsi3.
913 2001-06-13 Phil Edwards <pme@sources.redhat.com>
915 * doc/contrib.texi: Link to libstdc++'s thanks.html for now.
917 2001-06-13 Zack Weinberg <zackw@stanford.edu>
919 * Makefile.in: Move _bb and __gcc_bcmp to LIB2FUNCS_ST.
920 * libgcc-std.ver: Take out __bb* and __gcc_bcmp.
922 * config/t-slibgcc-elf-ver, config/t-slibgcc-sld,
923 config/alpha/t-osf4, config/mips/t-iris6: Extract all
924 references to @shlib_map_file@, @shlib_objs@, or
925 @shlib_base_name@ to Makefile variables.
926 Bump soname version of libgcc to 1.
928 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
930 * doc/install.texi: Use more logical markup. Include @node
931 commands in the source when generating any non-HTML.
933 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
935 * README: Remove. Some of the contents moved to ../README.
937 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
939 * doc/install.texi (--enable-shared): List package names
942 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
944 * doc/install.texi (ix86-*-solaris*): Removed, outdated.
945 (*-*-solaris*): Document problem in /bin/sh that affects
946 configuring libraries.
947 (sparc-*-solaris*): Recommend GNU binutils 2.11.1 or vendor tools.
948 (*-sun-solaris2.8): Document linker problem that explains why
949 libjava is disabled by default.
951 2001-06-09 Mark Mitchell <mark@codesourcery.com>
954 * toplev.c (rest_of_compilation): Remove dead code before
957 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
960 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
961 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
962 * configure: Rebuilt.
964 2001-06-12 Jim Wilson <wilson@redhat.com>
966 * loop.c (strength_reduce): Move bl->all_reduced set before
967 check_ext_dependant_givs call.
968 (check_ext_dependant_givs): Clear bl->all_reduced when ignoring givs.
970 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
972 * doc/extend.texi (Function Attributes): Document SH's sp_switch
975 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
977 * doc/invoke.texi: Use more logical markup. Use TeX quotes,
980 2001-06-12 Richard Henderson <rth@redhat.com>
982 * config/i386/i386.c (ix86_expand_prologue): Always use
983 gen_pro_epilogue_adjust_stack; update arguments.
984 (ix86_expand_epilogue): Likewise.
985 (ix86_emit_epilogue_esp_adjustment): Remove.
986 (ix86_adjust_cost): Remove pro_epilogue_adjust_stack hack.
987 * config/i386/i386.md (pro_epilogue_adjust_stack): Use a BLKmode
988 clobber of scratch memory instead of a modification of EBP as the
989 barrier. Update all peepholes to match.
991 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
993 * doc/gcc.texi: Change the font used for @def... commands to a
995 * doc/extend.texi: Use more logical markup. Use "built-in"
996 instead of "builtin". Use @deftypefn to mark up built-in
997 functions; specify their types in the @deftypefn and not in the
998 descriptive text. Use TeX quotes and dashes. Add more index
1001 2001-06-12 lars brinkhoff <lars@nocrew.org>
1003 * gcc.texi (HOST_BITS_PER_LONGLONG): Document.
1004 (DIR_SEPARATOR_2): Likewise.
1006 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1008 * doc/install.texi (--exec-prefix, --bindir, --libdir,
1009 --with-slibdir, --infodir, --mandir, --with-cpp-install-dir):
1011 (--enable-cpp): Change to document --disable-cpp instead; update
1012 to reflect current default.
1013 (--without-fast-fixincludes): Remove documentation.
1014 (Final install): Document installation directories in more
1015 detail. Document use of make dvi.
1017 Tue Jun 12 19:01:43 CEST 2001 Jan Hubicka <jh@suse.cz>
1019 * recog.c (validate_replace_rtx_1): Fix previous patch.
1021 Tue Jun 12 17:25:39 CEST 2001 Jan Hubicka <jh@suse.cz>
1023 * recog.c (validate_replace_rtx_1): Do plus_constant call always.
1025 Tue Jun 12 17:24:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1027 * simplify-rtx.c (simplify_subreg): Allow volatile memory
1028 to be subregged in case we don't have move instruction.
1030 Tue Jun 12 12:20:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1032 * loop.c: Include predict.h
1033 (strength_reduce): Drop branch prediction note in case
1034 number of iterations is known.
1035 * predict.def (PRED_LOOP_ITERATIONS): new.
1036 * Makefile.in (loop.o): Add dependancy on predict.h
1038 2001-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1040 * c-decl.c (grokdeclarator): Use INTEGRAL_TYPE_P.
1042 * c-typeck.c (c_start_case): Likewise.
1044 2001-06-12 Mark Mitchell <mark@codesourcery.com>
1046 * expr.c (store_field): Don't set MEM_ALIAS_SET for a field
1047 in a structure at a variable address.
1049 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1051 * doc/gcov.texi: Use more logical markup.
1053 2001-06-11 Mark Mitchell <mark@codesourcery.com>
1055 * unroll.c (initial_reg_note_copy): Use PUT_REG_NOTE_KIND and
1056 REG_NOTE_KIND, not PUT_MODE and GET_MODE.
1057 (final_reg_note_copy): Remove REG_WAS_0 notes that are no longer
1060 2001-06-11 Stan Shebs <shebs@apple.com>
1062 * darwin.h (ASM_FILE_END): Remove decl of language_string.
1064 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1066 * config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
1067 as an early clobber to make sure it is not used by reload in
1068 one of the operands.
1070 2001-06-11 Mark Mitchell <mark@codesourcery.com>
1072 * doc/c-tree.texi: Update information about flag_honor_std.
1073 * doc/install.texi: Note that binutils is required on HPUX 11.
1074 * doc/invoke.texi (-fhonor-std): Note that -fno-honor-std is
1077 * config/mips/abi64.h (RETURN_IN_MEMORY): Fix handling of
1078 variable-sized types.
1080 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1082 * doc/md.texi: Use TeX dashes and quotes.
1084 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1086 * doc/rtl.texi: Reference manual chapter about trees.
1088 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1090 * config/mips/iris6.h (NO_BUILTIN_WINT_TYPE): Define.
1091 (WINT_TYPE): Override.
1092 (WINT_TYPE_SIZE): Likewise.
1093 (SUBTARGET_CPP_SIZE_SPEC): Define __WINT_TYPE__ as appropriate.
1095 * config/sparc/sol2.h (WINT_TYPE): Define.
1096 (WINT_TYPE_SIZE): Likewise.
1098 * config/sparc/sol2-sld-64.h (NO_BUILTIN_WINT_TYPE): Define.
1099 (WINT_TYPE): Override.
1100 (WINT_TYPE_SIZE): Likewise.
1101 (CPP_ARCH32_SPEC): Add __WINT_TYPE__ definition.
1102 (CPP_ARCH64_SPEC): Likewise.
1104 2001-06-11 Richard Henderson <rth@redhat.com>
1106 * unwind-dw2-fde.c (__deregister_frame_info): Don't play games
1107 with alias attribute.
1109 * config/linux.h (CPLUSPLUS_CPP_SPEC): Use %(cpp) not $(cpp_cpu).
1110 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): Likewise.
1112 2001-06-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1114 * config/rs6000/linux.h (CPLUSPLUS_CPP_SPEC): New.
1116 2001-06-11 Stan Shebs <shebs@apple.com>
1118 * darwin.c (darwin_encode_section_info): Rewrite to simplify
1119 and fix coding mistakes.
1121 2001-06-11 Nick Clifton <nickc@cambridge.redhat.com>
1123 * config/m32r/m32r.md (movstrsi_internal): Do not expect a
1124 return string from m32r_output_block_move.
1125 * config/m32r/m32r-protos.h: Make m32r_output_block_move a
1127 * config/m32r/m32r.h (INT32_P): Rename to UNIT32_P and remove
1129 (ROUND_ADVANCE): Remove signed/unsigned conflict.
1130 * config/m32r/m32r.c: Declare prototypes for static functions.
1131 (move_src_operand): Replace INT32_P with UINT32_P.
1132 (function_arg_partial_nregs): Fixed signed/unsigned conflict
1133 in initialisation of 'size'.
1134 (m32r_sched_reord): Remove redundant declarations of 'code'.
1135 (m32r_output_block_move): Change to a void function.
1136 (m32r_encode_section_info): Cast return of
1137 TREE_STRING_POINTER to avoid compile time warning.
1139 2001-06-11 Richard Henderson <rth@redhat.com>
1141 * config/alpha/osf5.h (TARGET_LD_BUGGY_LDGP): New.
1142 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Default.
1143 (struct machine_function): Add gp_save_rtx.
1144 * config/alpha/alpha.c (alpha_mark_machine_status): Mark it.
1145 (alpha_gp_save_rtx): New.
1146 * config/alpha/alpha-protos.h: Declare it.
1147 * config/alpha/alpha.md (exception_receiver): Make an expander.
1148 Use alpha_gp_save_rtx if TARGET_LD_BUGGY_LDGP.
1150 2001-06-11 Richard Henderson <rth@redhat.com>
1152 * config/alpha/osf.h (LINK_SPEC): Hide _GLOBAL_* symbols.
1154 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1156 * configure.in: Align --help messages.
1157 Remove trailing full stops.
1158 Consistently use lower case.
1159 Fix DWARF 2 spelling.
1160 * configure: Rebuilt.
1162 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1164 * config/alpha/alpha.h (CPP_SPEC): Don't define __LANGUAGE_C and
1165 variants for .cpp/.cp/.c++ files.
1166 Move definition of __LANGUAGE_C_PLUS_PLUS ...
1167 (CPLUSPLUS_CPP_SPEC): ... here.
1169 Mon Jun 11 15:47:45 CEST 2001 Jan Hubicka <jh@suse.cz>
1171 * jump.c (duplicate_loop_exit_test): Fix loop header heuristics.
1173 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1175 * c-decl.c (store_parm_decls): When comparing types in an
1176 old-style function declaration with those from a previous
1177 prototype, compare the unqualified versions of parameter types.
1180 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1182 * doc/objc.texi: Use more logical markup. Use TeX dashes.
1184 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1186 * doc/c-tree.texi: Use more logical markup.
1188 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1190 * c-decl.c (xref_tag): Don't return previous tags of wrong type.
1192 2001-06-11 Aldy Hernandez <aldyh@redhat.com>
1194 * loop.c (scan_loop): Do not combine asm statements.
1196 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1198 * simplify-rtx.c (simplify_subreg): Fix offset calculation
1199 for complex values within a CONCAT.
1201 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1203 * doc/install.texi: Update details of what components are included
1204 in the GCC distribution. Update default directory for g++
1205 includes. Update documentation relating to old libio. Adjust
1206 documentation on DejaGnu environment variables. Remove
1207 documentation of --enable-cpplib.
1209 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1211 * doc/contrib.texi: Fix alphabetical order. Fix typos. Improve
1214 2001-06-10 Richard Henderson <rth@redhat.com>
1216 * ifcvt.c (life_data_ok): New.
1217 (merge_if_block): Use it to determine whether to update
1219 (if_convert): Set it.
1221 2001-06-10 Richard Henderson <rth@redhat.com>
1223 * config/alpha/osf5.h (ASM_OLDAS_SPEC): Add -c.
1225 2001-06-10 Alexandre Oliva <aoliva@redhat.com>
1227 * doc/invoke.texi (MN10300 Options): Document -mno-crt0.
1228 (SH Options): Document -mieee.
1229 * doc/install.texi (Final install): Remove obsolete information
1230 about installing cross compilers.
1231 * doc/gcc.1: Rebuilt.
1233 2001-06-10 Richard Henderson <rth@redhat.com>
1235 * config/alpha/alpha.c (override_options): Set align_loops,
1236 align_jumps, and align_functions.
1237 * config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
1238 (LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
1240 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1242 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode and DFmode
1243 are one and two words in size.
1245 2001-06-10 Richard Henderson <rth@redhat.com>
1247 * doc/invoke.texi (Optimization Options): Document -fpeephole2.
1248 (Code Generation Options): Document -fnon-call-exceptions.
1250 2001-06-10 Mark Kettenis <kettenis@gnu.org>
1252 * config/i386/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Undefine.
1254 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1256 * m68hc11.md (peepholes): Remove unused and wrong peepholes.
1258 2001-06-10 Mark Mitchell <mark@codesourcery.com>
1259 Gabriel Dos Reis <gdr@codesourcery.com>
1261 * Makefile.in (c-parse.o): Depend on diagnostic.h
1262 (dwarf2out.o): Likewise.
1264 * dwarf2out.c: #include diagnostic.h
1266 * toplev.h (warningcount, errorcount, sorrycount): Remove
1269 * toplev.c (warningcount, errorcount, sorrycount): Remove
1272 * diagnostic.h (struct output_buffer): Reorder fields.
1273 (diagnostic_kind_count): New macro.
1274 (errorcount, warningcount, sorrycount): Define as macros.
1275 (diagnostic_report_warnings_p): New macro.
1276 (output_state): Add diagnostic_count field.
1278 * diagnostic.c (warningcount, errorcount, inhibit_warnings):
1279 Remove tentative declaration.
1280 (count_error): Use diagnostic_report_warnings_p.
1282 * c-parse.in: #include diagnostic.h
1284 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1286 * config/m68hc11/m68hc11.md ("extendhisi2"): Fix constraints to
1287 prefer a memory for operand 1.
1288 ("*addsi3"): Fix constraints, the '!' was too strong.
1289 ("*addsi3_split"): Accept soft register and split accordingly.
1291 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1293 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
1294 Move definition in the RTX_CODE section.
1296 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1298 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
1299 address as relative to the argument pointer.
1301 Sun Jun 10 10:58:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1303 * predict.def (PRED_OPCODE): Place before call and error_return.
1305 Sun Jun 10 10:00:17 CEST 2001 Jan Hubicka <jh@suse.cz>
1307 * predict.def (PRED_CALL, PRED_ERROR_RETURN): New.
1308 * predict.c (estimate_probability): Calculate dominance
1309 information; improve detection of NORETURN heuristics;
1310 add call/error_return heuiristics; tweak comparison heuristics
1313 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1315 * doc/invoke.texi (C Dialect Options): Document -aux-info.
1316 (Debugging Options): Document -print-multi-directory and
1318 * doc/gcc.1: Rebuilt.
1320 * toplev.c (independent_decode_option): Require `=' between
1321 `-aux-info' and filename in the same argument.
1322 * gcc.c: Don't pass -aux-info=filename twice.
1324 2001-06-09 Mark Mitchell <mark@codesourcery.com>
1326 * expr.c (expand_expr, case ARRAY_REF): Do not replace
1327 an array element with the known initializing value if it has
1330 * toplev.c (rest_of_compilation): Remove dead code before
1333 2001-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
1335 * cppinit.c (print_help): Document -fpreprocessed.
1336 * invoke.texi: Similarly.
1338 Sun Jun 10 00:35:37 CEST 2001 Jan Hubicka <jh@suse.cz>
1340 * predict.def: New file.
1341 * predict.h: New file.
1342 * predict.c: Include predict.h.
1343 (predictor_info): New structure and array.
1344 (predict_edge, predict_insn): Rewrite; make global.
1345 (predict_edge_def, predict_insn_def): New global functions.
1346 (dump_prediction, combine_predictions_for_insns): New
1348 (estimate_probability): Change calls to predict_edge
1349 to predict_edge_def and calls to predict_insn to predict_insn_def;
1350 combine probabilities.
1351 (expected_value_to_br_prob): Behave as predictor.
1352 * rtl.h (REG_BR_PRED): Update coment.
1353 (invert_br_probabilities): New.
1354 * jump.c: Include predict.h
1355 (duplicate_loop_exit_test): Drop branch prediction notes.
1356 (invert_jump): Use invert_br_probabilities.
1357 * Makefile.in: Add dependancy on predict.h for jump and predict pass.
1358 * ifcvt.c (dead_or_predicable): Use invert_br_probabilities.
1359 * combine.c (distribute_notes): Handle BR_PRED.
1361 Sat Jun 9 23:29:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1363 * predict.c (predict_insn, predict_edge): New static functions.
1364 (estimate_probability): Revamp to use new functions;
1365 fix loop header heruistics; add loop exist heruistics
1367 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1369 * config.gcc: Re-enable bi-arch sparc on Solaris 7 and above.
1371 2001-06-09 Peter Jakubek <pjak@snafu.de>
1373 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
1375 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1377 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
1378 for integer operations that don't update C bit.
1380 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
1382 * gthr-posix.h (__gthread_objc_init_thread_system): If
1383 pthread_key_create fails, it's not clear what the return value is.
1384 This obvious fix makes sure it always returns -1 if a problem
1387 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
1389 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
1390 more index entries. Use more logical markup where appropriate.
1391 Use TeX quotes and dashes.
1393 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
1395 * unwind-pe.h: Conditionally qualify references to abort with
1398 2001-06-09 Julian Foad <julian_foad@hotmail.com>
1400 * doc/invoke.texi: Remove superfluous text.
1402 2001-06-08 Richard Henderson <rth@redhat.com>
1404 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
1405 (LIB_SPEC): Mirror config/linux.h version.
1407 2001-06-08 Richard Henderson <rth@redhat.com>
1409 * except.c (get_exception_pointer, get_exception_filter): Take a
1410 struct function. Update all callers.
1411 * except.h (get_exception_pointer): Update declaration.
1412 * expr.c (expand_expr): Update get_exception_pointer call.
1413 * integrate.c (expand_inline_function): Remap the exception pointer
1414 from callee to caller.
1416 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1418 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
1419 accurately reflect its cv-qualification.
1420 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
1421 cv-qualifiers on function types.
1423 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1425 * basic-block.h: Improve comments.
1426 * except.c (expand_eh_region_end_allowed): Remove redundant call
1427 to do_pending_stack_adjust.
1428 * flow.c (life_analysis): Fix typo in comment.
1429 (calculate_global_regs_live): Add documentation.
1430 (mark_set_1): Likewise.
1431 (debug_regset): Likewise.
1432 * doc/rtl.texi (cond_exec): Document it.
1434 Fri Jun 8 21:52:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1436 * i386.h (CONST_COSTS): set cost of constants representable in
1437 immediate fields to 0.
1439 Fri Jun 8 21:34:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1441 * function.c (diddle_return_value): Kill code to determine
1442 return value before expand_function_end.
1443 (expand_function_end): Delay call to clobber_return_register
1444 after fucntion return value is computed.
1446 Re-install temporary reverted patch:
1447 * toplev.c (rest_of_compilation): Call split_all_insns
1448 before reg-stack and shorten-branches. Do shorten-branches
1450 * final.c (shorten_branches): Remove insn splitting code.
1452 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1454 * doc/gcc.texi, doc/invoke.texi: Add index of command line
1455 options. Use @opindex to index them rather than other indexing
1456 commands. Use @var{...} instead of <...>. Avoid spaces in names
1457 inside @var. Don't use @kindex to index escape sequences in
1460 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
1462 * stmt.c (current_nesting_level): New fn.
1463 * tree.h: Declare it.
1464 * c-semantics.c (genrtl_compound_stmt): Use it.
1466 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
1468 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1470 * jump.c (mark_modified_reg): Allow jump threading if condition
1471 codes are represented by a hard register.
1473 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1475 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
1476 for complex floats passed to unprototyped functions.
1478 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1480 * except.c (expand_eh_region_end_allowed): Call
1481 do_pending_stack_adjust as necessary.
1483 Fri Jun 8 14:16:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1485 * function.c (clobber_return_register): Clobber the pseudo return
1488 * sibcall.c (skip_unreturned_value): New function.
1489 (call_ends_block_p): Use it.
1491 * recog.c (split_insn): Break out from ...
1492 (split_all_insns): ... here; do not use basic block information
1495 Thu Jun 7 18:27:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1497 * simplify-rtx.c (simplify_subreg): Fix verification of
1500 2001-06-08 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1502 * config/mips/mips.h (CPP_SPEC): Simplify .s/.S handling.
1503 Don't define _LANGUAGE_C and variants for .cpp/.cp/.c++ files.
1504 Move definition of _LANGUAGE_C_PLUS_PLUS ...
1505 (CPLUSPLUS_CPP_SPEC): ... here.
1506 Fixes PRs c++/3047, target/441.
1508 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1510 * doc/install.texi2html (MAKEINFO): Keep value if set already.
1512 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1514 * doc/gcc.texi: Add trailing slash to URL.
1516 2001-06-07 Stan Shebs <shebs@apple.com>
1518 * config/darwin.h (ENCODE_SECTION_INFO): Define.
1519 (REDO_SECTION_INFO_P): Ditto.
1520 (STRIP_NAME_ENCODING): Ditto.
1521 (ASM_DECLARE_OBJECT_NAME): Use ENCODE_SECTION_INFO.
1522 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Ditto.
1523 (ASM_OUTPUT_LABELREF): Use STRIP_NAME_ENCODING.
1524 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Ditto.
1525 * config/darwin.c: No longer include c-tree.h.
1526 (machopic_classify_ident): Rewrite to use symbol encoding.
1527 (lookup_name_darwin): Remove.
1528 (machopic_non_lazy_ptr_name): Handle encoded symbols.
1529 (machopic_stub_name): Use STRIP_NAME_ENCODING.
1530 (machopic_validate_stub_or_non_lazy_ptr): Ditto.
1531 (machopic_finish): Ditto, remove test of decl.
1532 (update_non_lazy_ptrs): New function.
1533 (darwin_encode_section_info): New function.
1534 * config/darwin-protos.h: Declare it.
1535 * config/rs6000/rs6000.c (machopic_output_stub): Use
1536 STRIP_NAME_ENCODING.
1538 2001-06-07 Mark Mitchell <mark@codesourcery.com>
1540 * tree.h (DECL_SOURCE_FILE): Improve documentation.
1541 (DECL_SOURCE_LINE): Likewise.
1543 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
1545 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
1546 from config/elfos.h.
1548 2001-06-07 Phil Edwards <pme@sources.redhat.com>
1550 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
1551 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
1553 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1555 * doc/contrib.texi: Add copyright notice.
1557 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1559 * doc/md.texi: Use four digit years in copyright notice.
1561 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1563 * config.gcc: For $target_alias of athlon-*, set
1564 target_cpu_default2=5.
1566 Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1568 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
1569 end of last block if last real insn is a JUMP_INSN.
1571 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1575 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1577 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
1578 pthread_t to objc_thread_t.
1579 (__gthread_objc_thread_id): Likewise.
1581 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1583 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
1584 (ASM_OLDAS_SPEC): Likewise.
1586 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
1587 (CPP_SUBTARGET_SPEC): Use it.
1588 (ASM_OLDAS_SPEC): Define.
1590 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
1592 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1594 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
1595 passed by reference.
1597 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1599 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
1600 Document use of N_(...), and show it in examples. Note that
1601 documentation should be added to invoke.texi. Avoid an overfull
1604 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1606 * toplev.c (rest_of_compilation): Revert previous patch.
1607 * final.c (shorten_branches): Likewise.
1609 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1611 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
1614 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1616 * doc/install-old.texi: Remove more obsolete documentation.
1618 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
1620 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
1622 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
1624 * toplev.c (rest_of_compilation): Call split_all_insns
1625 before reg-stack and shorten-branches. Do shorten-branches
1627 * final.c (shorten_branches): Remove insn splitting code.
1629 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
1631 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
1632 * configure: Rebuilt.
1634 2001-06-07 Andreas Jaeger <aj@suse.de>
1636 * emit-rtl.c (operand_subword): Remove unused variable.
1638 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1640 * i386.md (floatdi?f): Avoid usinf of SSE instructions
1641 if TARGET_64BIT is false.
1642 (floatdi?f_i386_only): New insn.
1643 (floatdi?f_i386): Disable for !TARGET_64BIT.
1645 * (min?f, max?f splitters): Handle case where
1646 operands are cross-matched.
1648 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
1649 (MMX_REGISTER_NAMES): Kill.
1650 (PRINT_OPERAND): Fix comment.
1651 (PRINT_REG): Likewise.
1652 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
1653 (print_operand): Update comment; kill 'm'.
1655 * i386.c (x86_branch_hints): New global variable
1656 (print_operand): Support outputting of branch prediction hints.
1657 * i386.md (conditional jump patterns): Add branch prediction hints
1659 * i386.h (x86_branch_hints): Declare
1660 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
1661 (PRINT_OPERAND_FUNCT_VALID_P): New.
1662 * final.c (final_forward_branch_p): New function.
1664 2001-06-06 Richard Henderson <rth@redhat.com>
1666 * flow.c (mark_used_reg): Clean up looping over multiple hard
1667 registers. Do conditional life bits across multiple hard regs.
1669 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
1671 * reload1.c (reload): Revert Schmidt's change so all USEs are not
1672 deleted during reload.
1674 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1676 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
1677 functions here, instead of ...
1678 * c-decl.c (c_expand_body): ... here.
1680 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1682 * config.gcc, config/sparc/bsd.h: Do not directly include
1683 sparc/sparc.h. Instead do it via tm_file.
1685 2001-06-05 Richard Henderson <rth@redhat.com>
1687 * dwarf2.h (DW_EH_PE_aligned): New.
1688 * dwarf2asm.c (eh_data_format_name): Name it.
1689 (dw2_asm_output_encoded_addr_rtx): Align for it.
1690 * dwarf2out.c (output_call_frame_info): Handle it for personality
1691 routine and LSDA pointers.
1693 * unwind-pe.h (DW_EH_PE_aligned): New.
1694 (base_of_encoded_value): Handle it.
1695 (read_encoded_value_with_base): Likewise.
1696 * unwind-dw2-fde.c (base_from_object): Likewise.
1697 (get_cie_encoding): Likewise.
1699 * config/alpha/elf.h: Remove ecoff commentary.
1700 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1702 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1704 * config.gcc, config/i386/bsd386.h: Do not directly include
1705 i386/386bsd.h. Instead do it via tm_file.
1707 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1709 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
1712 2001-06-05 Pascal Obry <obry@act-europe.fr>
1714 * configure.in: Quote $enable_win32_registry in case the value has
1718 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1720 * print-rtl.c (xspaces): Remove.
1721 (print_rtx): Use printf field-width, rather than xpsaces, to
1723 * toplev.c (main): Disable sibling-call optimization if we are
1724 handling exceptions.
1726 2001-06-05 Bernd Schmidt <bernds@redhat.com>
1728 * reload1.c (reload): Delete all USEs generated during reload.
1730 2001-06-05 scott snyder <snyder@fnal.gov>
1732 * gccbug.in: Fix typo.
1734 2001-06-05 Andreas Jaeger <aj@suse.de>
1736 * builtins.def: Fix definition of __builtin_cosf, it uses float as
1737 parameter and return value.
1739 2001-06-04 Anthony Green <green@redhat.com>
1741 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
1742 machine. This is now done in sparc.h.
1744 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1746 Correct CVS resurrection of invoke.texi.
1747 * doc/invoke.texi: Document new tree dump flags.
1749 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1751 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
1752 for casting an aggregate to its own type. Fixes PR c/2735.
1754 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1756 * doc/texinfo.tex: Update to version 2001-05-24.08.
1758 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1760 * c-common.h (flag_dump_translation_unit): Remove.
1761 (enum tree_dump_index): Define.
1762 (TDF_ADDRESS, TDF_SLIM): New #defines.
1763 (dump_node_to_file): Remove.
1764 (dump_node): Make extern. Add flags.
1765 (dump_flag, dump_enabled_p, dump_begin, dump_end,
1766 dump_switch_p): Prototype.
1767 * c-common.c (flag_dump_translation_unit): Remove.
1768 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
1769 logic. Use dump_switch_p.
1770 * c-dump.h (struct dump_info): Add node and user fields.
1771 (dump_pointer): Declare.
1772 * c-dump.c (dump_node): Make extern. Add flags.
1773 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
1774 (dump_new_line, dump_maybe_newline): Use them.
1775 (dump_pointer): New function.
1776 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
1777 chain or function's body. Dump address, if TDF_ADDRESS set.
1778 (dump_flag): Define.
1779 (dump_node_to_file): Remove.
1780 (struct dump_file_info): New struct.
1781 (dump_files): New array.
1782 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
1783 * c-lang.c (finish_file): Adjust dumping.
1784 * toplev.h (dump_base_name): Make extern.
1785 * invoke.texi: Document new flags.
1787 2001-06-04 Mark Mitchell <mark@codesourcery.com>
1789 * c-tree.h (lang_decl): Add pending_sizes fields.
1790 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
1792 (c_expand_body): Expand them.
1793 (lang_mark_tree): Mark lang_decl:pending_sizes.
1794 * function.c (expand_pending_sizes): New function, broken out
1796 (expand_function_start): ... here.
1797 * tree.h (expand_pending_sizes): Declare it.
1799 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
1801 * doc/install.texi: Update FreeBSD information. Generalize
1802 and update information for alpha-based platforms using ELF.
1804 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
1806 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
1807 (store_parm_decls): Likewise.
1808 * c-typeck.c (convert_arguments): Likewise.
1810 2001-06-04 Richard Henderson <rth@redhat.com>
1812 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
1813 optimization if current_function_calls_setjmp.
1815 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
1817 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
1820 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1822 * simplify-rtx.c (simplify_subreg): Fix combining of
1823 paradoxical subregs.
1825 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1827 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
1828 (no_labels_between_p): Short circuit case beg==end.
1830 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1832 * rtlanal.c (operand_preference): Fix preference for objects.
1834 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1836 * gcse.c (handle_avail_expr): Be prepared to handle single_set
1839 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1841 * combine.c (if_then_else_cond): Use simplify_subreg instead
1843 * integreate.c (sub_constants): Likewise.
1845 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1847 * emit-rtl.c (constant_subword): Deprecate; remove most of code
1848 and use simplify_gen_subreg.
1850 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
1852 * sibcall.c (skip_copy_to_return_value): recognize the situation
1853 when the called function's return value is copied into an
1854 intermediate pseudo, and then into the calling functions return
1857 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1859 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
1860 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
1861 in case register wasn't OK previously, accept it now; allow
1862 subregs of frame pointer if reload completed and frame pointer
1865 * combine.c (sombine_simplify_rtx): Fix comment;
1866 use subreg_lowpart_offset instead of subreg_lowpart_p
1867 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
1868 * rtl.h (subreg_lowpart_parts_p): Kill.
1869 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
1870 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
1871 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
1872 (gen_lowpart_common): Likewise.
1873 (subreg_lowpart_p): Likewise.
1874 (subreg_lowpart_parts_p): Kill.
1875 (subreg_lowpart_offset, subreg_highpart_offset): New function.
1877 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
1878 to simplify SUBREG and REG.
1879 (gen_highpart): Use simplify_gen_subreg for all simplifications.
1881 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
1884 * rtlanal.c (replace_regs): Use simplify_gen_subreg
1886 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1888 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
1889 (ARRAY_RANGE_REF): Added description.
1891 * tree.def (ARRAY_RANGE_REF): New code.
1892 * alias.c (handled_component_p, can_address_p): Handle it.
1893 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
1894 * explow.c (set_mem_attributes): Likewise.
1895 * expr.c (expand_assignment, get_inner_reference): Likewise.
1896 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
1897 * fold-const.c (operand_equal_p): Likewise.
1898 * tree.c (staticp, stabilize_reference): Likewise.
1899 * varasm.c (decode_addr_const): Likewise.
1901 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1903 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
1904 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
1906 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
1908 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
1909 mark_constant_pool_use before output_addr_const.
1910 (struct pool_node): New field wend.
1911 (add_constant): Note a sequence of constants that are referenced
1913 (pool_window_label, pool_window_last): New variables.
1914 (dump_table): Emit a unspec_volatile representing the end of a
1915 sequence of constants.
1916 (mark_constant_pool_use): New function.
1917 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
1918 (consttable_2): Add the second operand which flags whether
1919 this consttable entry was used or not.
1920 (consttable_4, consttable_8, consttable_sf, consttable_df):
1922 (consttable_window_end): New insn.
1924 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1926 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
1927 Reformat according to coding standards.
1930 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
1931 (shl_and_kind): Cast wide constant.
1932 (gen_far_branch): Define as static, as in declaration.
1933 (barrier_align): Compute cache-line length as unsigned. Add
1934 parentheses in initial credit computation.
1935 (rounded_frame_size): Add parentheses.
1936 (permanent_obstack): Remove declaration. Include ggc.h for
1937 declaration of ggc_add_root_rtx().
1938 (get_free_reg): Removed declaration of unused variable reg.
1939 (legitimize_pic_address): Mark mode argument as unused.
1941 2001-06-03 Igor Shevlyakov <igor@windriver.com>
1943 * config/sh/sh.c (output_branch): Support for insn with lenght
1944 attr 12 & 16 which represents cond branches outside +-4096 range.
1946 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1948 * config/sh/lib1funcs.asm (ic_invalidate): Align the
1949 cache-mirroring sequence. Add nops.
1951 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
1953 * doc/install-old.texi: Remove more old installation
1955 * doc/install.texi: Add relevant parts here.
1957 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1959 * doc/install.texi2html: New script.
1961 2001-06-03 David Edelsohn <edelsohn@gnu.org>
1963 * doc/install.texi: Update AIX information again.
1965 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1967 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
1968 installation documentation.
1969 * doc/install.texi: Move it to here.
1971 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1973 * doc/install.texi: Clean up Texinfo markup.
1975 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1977 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
1978 to just after title page.
1980 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1982 * doc/install-old.texi: Remove documentation of some configuration
1984 * doc/install.texi: Add relevant parts of this documentation here.
1986 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1988 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
1989 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
1991 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1993 * i386.md (all uses of ext_register_operand): Make sure they are
1994 VOIDmode; replace all uses outside zero_extend.
1995 (and?i splitters): Use ext_register_operands.
1996 (test?i peep2): Remove ignored constraints.
1997 * i386.c (ext_register_operand): Check that operand is
1998 eighter pseudo or hard or 'Q' register.
2000 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2002 * tree.h (struct record_layout_info_s): New field unpadded_align.
2003 (set_lang_adjust_rli): New declaration.
2004 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
2005 it would have if not packed, do not downgrade DECL_ALIGN.
2006 (lang_adjust_rli, set_lang_adjust_rli): New.
2007 (start_record_layout): Initialize new field unpadded_align.
2008 (debug_rli): Display it.
2009 (place_union_field, place_field): Set it.
2010 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
2012 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
2013 mean that; use proper names instead.
2014 Print DECL_NO_STATIC_CHAIN.
2016 * except.c (expand_builtin_frob_return_addr): Add missing call
2017 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
2018 (expand_builtin_eh_return): Likewise.
2019 (expand_eh_return): Clean up ptr_mode != Pmode cases.
2021 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
2023 * doc/invoke.texi: Remove references to papers about sequence points
2024 to readings.html, refer to that page.
2026 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2028 * README: Update references to installation instructions.
2030 2001-06-01 Laurent Guerby <guerby@acm.org>
2031 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2033 * doc/install.texi: Define srcdir when sources come from CVS.
2034 Significantly improve markup. Wrap overly long lines
2036 2001-06-01 DJ Delorie <dj@redhat.com>
2038 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
2039 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
2040 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
2041 gcov.1: Move to doc subdirectory.
2042 * install.texi: Move to doc/install-old.texi.
2043 * gcc.texi: Move to doc, refer to install-old.texi.
2044 * Makefile.in: Reflect move of docs to doc/.
2045 * f/Make-lang.in: Ditto.
2046 * java/Make-lang.in: Ditto.
2047 * doc/.cvsignore: New.
2049 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
2051 * invoke.texi: use two spaces between command options, eliminate
2052 some 'overfull hboxes'
2054 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
2056 * Makefile.in (s-mlib): Make backtick-commands always succeed.
2057 (DRIVER_DEFINES): Ditto.
2059 2001-05-31 Richard Henderson <rth@redhat.com>
2061 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
2062 also link against libgcc.a.
2064 2001-05-31 Geoff Keating <geoffk@cygnus.com>
2066 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
2067 * config/mips/mips.c (mips_output_ascii): New function.
2068 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
2070 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
2072 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
2074 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
2075 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
2077 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
2079 * install.texi (Configuration): Add html links for --with-gnu-as &
2080 --with-gnu-ld and refer to them from hppa & SCO triplets.
2081 (Specific): Link back to with-gnu-ld for all ELF platfoms.
2082 (Specific): Reword AVR binutils recommendation.
2084 2001-05-30 Zack Weinberg <zackw@stanford.edu>
2086 * ggc-page.c (size_lookup): Increase minimum allocation size
2088 (ggc_print_statistics): Report size of each bin in bytes, not
2089 as its order; there is no longer a direct relationship.
2091 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
2093 * extend.texi: Fix formating of examples, eliminate some
2095 * gcc.texi: Eliminate some 'overfull hboxes'.
2096 * invoke.texi: Use two spaces between command options, eliminate
2097 some 'overfull hboxes'.
2099 2001-05-30 Richard Henderson <rth@redhat.com>
2101 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
2103 2001-05-30 Tom Tromey <tromey@redhat.com>
2105 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
2106 use it in the new association.
2108 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
2109 John David Anglin <dave@hiauly1.hia.nrc.ca>
2111 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
2112 to target type to allow ISO C++ compiler to accept it.
2113 * gthr-dce.h (__gthread_active_ptr): Likewise.
2114 * gthr-solaris.h (__gthread_active_ptr): Likewise.
2116 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
2118 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
2119 so that we do accept comments in preprocessed input.
2121 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
2123 * cpphash.c (alloc_node): Cast allocated pointer.
2125 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
2127 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
2129 2001-05-29 Stan Shebs <shebs@apple.com>
2131 * gcc.texi: Add links for information about Objective-C.
2133 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
2135 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
2136 /bin/sed fails on [^\"]).
2137 (configargs.h): Likewise.
2139 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2141 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
2143 2001-05-28 Stan Shebs <shebs@apple.com>
2145 * objc/objc.gperf: Remove, no longer used.
2147 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
2149 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
2150 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
2151 Remove trailing whitespace.
2153 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2155 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
2156 became http://freeware.sgi.com/.
2158 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
2160 * local-alloc.c (update_equiv_regs): Don't eliminate constant
2163 2001-05-27 Stan Shebs <shebs@apple.com>
2165 * objc/objc-act.c: Add/fix various comments.
2166 (init_selector): Remove, no longer used.
2167 (build_msg_pool_reference): Ditto.
2168 (objc_debug): Ditto.
2170 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2172 * c-decl.c (init_decl_processing):
2173 Don't call start_identifier_warnings.
2174 * flags.h (warn_id_clash, id_clash_len): Remove.
2175 * stringpool.c: Don't include flags.h.
2176 (scan_for_clashes, do_identifier_warnings,
2177 start_identifier_warnings): Remove.
2178 * toplev.c (warn_id_clash, id_clash_len): Remove.
2179 (display_help): Don't document -Wid-clash.
2180 (decode_W_option): Print warning on -Wid-clash.
2181 * tree.h (start_identifier_warnings): Remove.
2182 * invoke.texi: Remove documentation of -Wid-clash.
2184 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2186 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
2188 2001-05-27 Bruce Korb <bkorb@gnu.org>
2190 * fixinc/check.tpl(HACK) add and use a Scheme variable
2191 (has no test text): error out if no "test_text" is defined
2192 * fixinc/fixincl.tpl: likewise
2193 (FIXIDX): make it an enumeration so we minimize diffs
2194 * fixinc/inclhack.def: re-alphabetize and add sort instructions
2195 * fixinc/fixincl.x: regenerate
2196 * fixinc/tests/base/stdio.h: test output got moved due to
2198 * README-fixinc: rewrite (mostly)
2200 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2202 * cpplib.c (run_directive): Set pfile->directive.
2204 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
2206 * c-tree.texi: Reformat the manual as a single chapter now
2207 included by gcc.texi.
2208 * gcc.texi: Include c-tree.texi. Merge all indexes.
2209 * Makefile.in (dvi): Add generation for the cppinternals
2210 documentation. Added dependencies on fdl.texi and c-tree.texi
2211 where appropriate. Use TEXI2DVI instead of custom tex calls.
2212 (info): Added dependencies on fdl.texi and c-tree.texi where
2213 appropriate. Remove the target c-tree.info.
2215 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
2217 * combine.c (try_combine): Fix typo in comment.
2218 * expr.c (expand_expr): Likewise.
2219 * config/i370/i370.md (untyped_call): Likewise.
2221 2001-05-26 Bruce Korb <bkorb@gnu.org>
2223 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
2224 when fixincl is operating in test mode
2225 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
2226 (AAB_ultrix_limits): remove redundant text
2227 (AAB_ultrix_memory): ditto
2228 (AAB_ultrix_string): ditto
2229 (djgpp_wchar_h): fix the test text
2230 (irix_stdio_va_list): add test text
2231 (irix_limits_const): add a testing output file (limits.h is overwritten)
2232 (strict_ansi_not_ctd): put limits.h second in list for same reason
2233 (solaris27_mutex_init): test text needed selection text, too
2235 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
2236 when fixincl is operating in test mode
2238 2001-05-26 Philip Blundell <philb@gnu.org>
2240 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
2241 * config/i960/i960-protos.h: Likewise.
2242 * config/i370/i370-protos.h: Likewise.
2243 * config/h8300/h8300-protos.h: Likewise,
2244 * config/sh/sh-protos.h: Likewise.
2245 * config/v850/v850-protos.h: Likewise.
2247 2001-05-26 Philip Blundell <philb@gnu.org>
2249 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
2251 2001-05-25 Zack Weinberg <zackw@stanford.edu>
2253 * toplev.c (debug_args, f_options, W_options): Mark
2254 descriptions for translation.
2255 (display_help): Translate descriptions on output.
2257 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
2258 objc/lang-options.h: Mark descriptions for translation.
2260 * aclocal.m4: Quote final argument of patsubst. Use
2261 3-argument form of AC_DEFINE. Restore quotes to [] while
2263 * configure.in: Remove unnecessary changequote calls.
2264 * configure, config.in: Regenerate.
2266 2001-05-25 Sam TH <sam@uchicago.edu>
2268 * basic-block.h: Fix header include guards.
2269 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
2270 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
2271 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
2272 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
2273 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
2274 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
2275 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
2276 varray.h version.h: Likewise.
2277 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
2278 config/arm/arm.h config/c4x/c4x-protos.h
2279 config/h8300/h8300-protos.h config/h8300/h8300.h
2280 config/i370/i370-protos.h config/i370/i370.h
2281 config/i960/i960-protos.h config/mcore/mcore.h
2282 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
2283 config/v850/v850-protos.h config/v850/v850.h: Likewise.
2284 * fixinc/fixlib.h fixinc/server.h: Likewise.
2286 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
2288 * config/arc/initfini.c (.init): Fix typo.
2290 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
2292 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
2294 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2296 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
2298 2001-05-25 Richard Henderson <rth@redhat.com>
2300 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
2302 2001-05-25 Richard Henderson <rth@redhat.com>
2304 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
2305 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
2306 (sparc*-*-solaris2): Likewise.
2307 * config/t-linux: Remove shared libgcc macros.
2308 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
2309 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
2311 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
2313 * config.gcc (*-*-freebsd*): Report bad configuration.
2315 2001-05-25 David Edelsohn <edelsohn@gnu.org>
2317 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
2319 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
2321 (ASM_OUTPUT_LABELREF): Delete.
2323 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2325 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
2326 strict_ansi_only): Don't run if stdc_0_in_system_headers.
2327 * fixinc/fixincl.x: Regenerate.
2328 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
2329 (FIX_TEST_TABLE): Declare it.
2330 * fixinc/fixlib.h: Include config.h.
2332 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2334 * fixinc/inclhack.def (alpha___assert): Change char * args to
2335 const char * on Tru64 UNIX to avoid excessive warnings from
2337 * fixinc/fixincl.x: Regenerate.
2339 2001-05-25 Geoff Keating <geoffk@redhat.com>
2341 * dbxout.c (dbxout_symbol): Invert previous patch, which was
2342 outputting a tag only for variable-size records.
2344 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
2346 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
2347 instead of rtx_equal_p for early clobber test.
2349 2001-05-26 Mark Mitchell <mark@codesourcery.com>
2351 * builtins.def: Encode additional information, such as names and
2353 * builtin-types.def: New file.
2354 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
2355 (built_in_decls): Likewise. Don't explicitly initialize global
2357 (expand_builtin_mathfn): Handle float and long double variants of
2359 (expand_builtin): Likewise.
2360 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
2361 (expand_tree_builtin): Handle long, long long, float, and long
2362 double variants of math functions.
2363 * c-common.h (c_tree_index): Remove some unused nodes.
2364 (void_ftype): Remove.
2365 (void_type_ptr): Likewise.
2366 (int_ftype_int): Likewise.
2367 (ptr_ftype_sizetype): Likewise.
2368 * c-decl.c (init_decl_processing): Remove creation of DWARF
2370 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
2371 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
2372 * Makefile.in (c-common.o): Depend on builtin-types.def.
2374 2001-05-25 Dale Johannesen <dalej@apple.com>
2376 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
2378 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
2380 * c-parse.in (notype_initdcl): Remove redundant line.
2382 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2384 * aclocal.m4: Fixed typo.
2385 (gcc_AC_HEADER_STDBOOL): Define.
2386 (gcc_AC_C__BOOL): Define.
2387 * configure.in: Use them.
2388 (AC_CHECK_HEADERS): Remove stdbool.h
2389 * configure, config.in: Regenerate.
2391 2001-05-25 Richard Henderson <rth@redhat.com>
2393 * function.c (expand_function_start): Don't abort on PARALLEL
2394 returns from hard_function_value.
2396 2001-05-25 Richard Henderson <rth@redhat.com>
2398 * config/i386/i386.md: Revert previous change. Do not apply
2399 the peephole if the components do not die after the sequence.
2401 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
2403 * c-parse.in (array_declarator): New. Handle C99 constructs.
2404 Don't restrict [*] declarators to C only.
2405 (after_type_declarator, parm_declarator_starttypename,
2406 parm_declarator_nostarttypename, notype_declarator,
2407 direct_absdcl1): Use it.
2408 * c-decl.c (build_array_declarator, set_array_declarator_type):
2409 New functions. Warn that [*] isn't properly implemented; pedwarn
2410 for [*] outside C99 mode if pedantic rather than giving a hard
2412 (grokdeclarator): Handle static and type qualifiers in parameter
2414 * c-tree.h (build_array_declarator, set_array_declarator_type):
2416 * extend.texi (Attribute Syntax): Document attributes in parameter
2419 2001-05-25 Mark Mitchell <mark@codesourcery.com>
2421 * config/i386/i386.md: Make sure cmpstr peepholes do not
2422 affect liveness information.
2424 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2426 * c-typeck.c (digest_init): Issue error messages about
2427 invalid constants, not warnings.
2429 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2431 * invoke.texi (-fno-builtin): Document that this is always on
2434 2001-05-24 Philip Blundell <philb@gnu.org>
2436 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
2439 2001-05-24 Philip Blundell <philb@gnu.org>
2441 * config/arm/arm.c (output_return_instruction): Correctly handle
2442 interworking and interrupt functions.
2444 2001-05-24 Philip Blundell <philb@gnu.org>
2446 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
2447 -m{no-}sched-prolog. Fix typos and improve formatting.
2449 2001-05-24 Philip Blundell <philb@gnu.org>
2451 * invoke.texi (ARM Options): Improve wording slightly. Add
2452 documentation for more options, including those for Thumb mode.
2453 Don't mention options that don't exist or are unimplemented.
2454 (Thumb Options): Delete; merged into above section.
2456 2001-05-24 Geoff Keating <geoffk@redhat.com>
2458 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
2459 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
2461 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2463 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
2464 fix hard register simplification.
2466 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2468 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
2469 of just copying CPP_CPU_SPEC.
2471 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
2473 * i386.c (incdec_operand): Accept only 1 and -1.
2475 2001-05-23 Kelley Cook <kelley.cook@home.com>
2477 * Makefile.in: Move many of the *_H definitions eariler in the
2478 file, so that rules in t-* files that use them for
2479 dependencies will work in a parallel build.
2480 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
2482 2001-05-23 Richard Henderson <rth@redhat.com>
2484 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
2486 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2488 * cpp.texi: Update for handling of charconsts.
2489 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
2490 diagnostics. Skip to the end if the UCS is too short.
2491 (cpp_interpret_charconst): Long charconsts issue a warning
2494 2001-05-23 Richard Henderson <rth@redhat.com>
2496 * doc/install.texi (alpha-linux): Require binutils 2.11.
2498 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2500 * c-lex.c (read_escape, read_ucs): Delete.
2501 (lex_string): Use cpp_parse_escape.
2502 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
2503 if not C++ or not C99. Warn if traditional.
2504 (parse_escape): Rename cpp_parse_escape. Make the bitmask
2505 unsigned. Warn for out-of-range escape sequences here.
2506 Update to use maybe_read_ucs.
2507 (cpp_interpret_charconst): Don't warn here.
2508 * cpplib.h (cpp_parse_escape): New exported function.
2510 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
2512 * extend.texi (Attribute Syntax): Clarify application of
2513 attributes to parameters declared as functions or arrays.
2515 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
2517 * dbxout.c (dbxout_type_methods): Do still group methods by name.
2519 2001-05-23 Zack Weinberg <zackw@stanford.edu>
2521 * diagnostic.c (vnotice): Kill.
2522 (fnotice): Call vfprintf directly.
2523 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
2524 verbatim, set_diagnostic_context): Rename string argument to
2525 indicate that it is run through gettext.
2526 (vbuild_message_string, build_message_string, output_do_printf):
2527 Rename string argument to indicate that it is NOT run through
2529 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
2530 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
2531 Run msgid argument through gettext.
2532 (default_print_error_function): Run constant strings through
2533 gettext when nothing else will.
2534 (fatal_error, internal_error, error_recursion): Use fnotice.
2535 Present complete sentences to gettext.
2537 2001-05-23 Mark Mitchell <mark@codesourcery.com>
2539 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
2541 2001-05-23 Richard Henderson <rth@redhat.com>
2543 * function.c (expand_function_start): Always use a pseudo
2544 for the function result value.
2546 2001-05-22 Richard Henderson <rth@redhat.com>
2548 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
2549 section pointer alignment.
2551 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
2553 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
2554 of __USER_LABEL_PREFIX__.
2556 2001-05-22 Richard Henderson <rth@redhat.com>
2558 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
2559 (__deregister_frame_info_bases): New.
2560 * unwind-dw2-fde.h: Declare it.
2561 * libgcc-std.ver: Export it.
2562 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
2563 called __register_frame_info_bases.
2565 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2567 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
2568 instead of #elif (which is OK for this case but not in general).
2570 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
2572 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
2573 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
2574 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
2575 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
2576 "r2" to the assembly file. Only issue allocs with non-zero parameters.
2578 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2579 David O'Brien <obrien@freebsd.org>
2581 * config/freebsd.h (LIB_SPEC): Key the exact setting to
2582 configure-time options and target version of FreeBSD. Set-up
2583 to match architectural change in threading support. Correctly
2584 report when -pthread option is not supported by configure-time
2586 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
2587 and extend to encode target version number in run-time setting
2588 of __FreeBSD__ macro to match the system compiler.
2589 (CPP_PREDEFINES): Likewise.
2590 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
2592 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
2593 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
2595 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2596 David O'Brien <obrien@freebsd.org>
2598 * config.gcc (the unlabeled system switch statement): Add
2599 generic configuration section to handle *-*-freebsd*. Also,
2600 to match the system compiler, default to threading support (it
2601 may be disabled with the standard --disable-threads
2602 configuration-time switch).
2603 (i[34567]86-*-freebsd* in machine-specific section): Use it.
2604 (alpha*-*-freebsd* in machine-specific section): Likewise.
2606 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
2607 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
2608 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
2609 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
2610 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
2612 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2613 David O'Brien <obrien@freebsd.org>
2615 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
2616 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
2617 -pthread instead setting macro.
2619 2001-05-22 Richard Henderson <rth@redhat.com>
2621 * crtstuff.c (__register_frame_info_bases): Declare.
2622 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
2623 (__do_global_dtors_aux, __do_global_dtors): Streamline.
2625 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2626 (CRT_GET_RFIB_DATA): New.
2627 * config/i386/sysv4.h: Likewise.
2628 * config/i386/sco5.h: Likewise.
2629 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2631 2001-05-22 Richard Henderson <rth@redhat.com>
2633 * rtl.c (read_string): Break out from ...
2634 (read_rtx): ... here.
2636 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2638 * doc/install.texi (Specific): Remove a bogus and duplicate part
2639 copied from the end of the document.
2641 2001-05-22 Bernd Schmidt <bernds@redhat.com>
2643 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
2645 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2647 * install.texi: Remove obsolete information on SunOS as well as
2648 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
2649 (Installing GNU CC on the Sun): Remove section.
2651 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
2653 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
2654 keep errno unchanged on success.
2656 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
2658 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
2659 once for hexadecimal floats, whether or not they contain a decimal
2660 point. Don't let the setting of pedantic otherwise affect the
2661 parsing of hexadecimal floats.
2663 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2665 * README.ACORN: Remove obsolete file.
2667 2001-05-22 Jan Hubicka <jh@suse.cz>
2669 * combine.c (gen_binary): Use swap_commutative_operands_p
2670 (simplify_comparison): Likewise.
2671 * expmed.c (emit_store_flag): Likewise.
2672 * expr.c (compare_from_rtx): Likewise.
2673 (do_compare_rtx_and_jump): Likewise.
2674 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
2675 if not emitting a branch and operands want swapping.
2677 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
2679 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
2680 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
2681 (maybe_get_identifier): Update.
2682 * tree.h (make_identifier): Delete.
2684 2001-05-21 Richard Henderson <rth@redhat.com>
2686 * combine.c (subst): Do not substitute for a register as
2687 a destination subreg/strict_low_part/zero_extract.
2689 * combine.c (simplify_comparison): Update op1 after constant
2691 * recog.c (const_int_operand): Accept only constants valid
2693 * genrecog.c: Update comments wrt const_int_operand.
2695 * emit-rtl.c (init_emit_once): Zero unused memory in a
2698 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2700 * tree.h (type_num_arguments): Declare it.
2701 * tree.c (type_num_arguments): New function.
2703 2001-05-21 Richard Henderson <rth@redhat.com>
2705 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
2708 2001-05-21 Geoff Keating <geoffk@redhat.com>
2710 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
2712 (minsf3): Use rs6000_emit_minmax.
2713 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
2715 (movsfcc): Use rs6000_emit_cmove.
2716 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
2717 Don't generate emit_fselsfsf4.
2718 (fseldfsf4): Likewise.
2719 (maxdf3): Use rs6000_emit_minmax.
2721 (mindf3): Use rs6000_emit_minmax.
2722 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
2724 (movdfcc): Use rs6000_emit_cmove.
2725 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
2726 Don't generate emit_fselsfsf4.
2727 (fselsfdf4): Likewise.
2728 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
2729 (min_max_operator): New predicate.
2730 (rs6000_emit_cmove): New function.
2731 (rs6000_emit_minmax): New function.
2732 * config/rs6000/rs6000-protos.h: Prototype new functions.
2733 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
2734 and min_max_operator.
2736 * config/rs6000/rs6000.c (output_cbranch): Handle all
2737 conditional types in the switch statement.
2739 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2741 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
2742 non-register variables.
2743 * extend.texi: Document that asm-specifications do not make sense
2744 for non-static local variables.
2746 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
2748 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
2749 (dbxout_type_fields): Lose minimal_debug support.
2750 (dbxout_type_methods, dbxout_type): Likewise.
2752 2001-05-17 Andrew Haley <aph@redhat.com>
2754 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
2756 2001-05-21 Richard Henderson <rth@redhat.com>
2758 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
2761 2001-05-20 Richard Henderson <rth@redhat.com>
2763 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2764 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
2765 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
2766 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2767 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
2769 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2770 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
2771 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
2772 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2773 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2774 DEBUG_PUBNAMES_SECTION): Rename as above.
2775 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2777 2001-05-20 Richard Henderson <rth@redhat.com>
2779 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
2780 operands unless the operation is commutative.
2782 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2784 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
2787 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
2789 * extend.texi: Clarify documentation of extensions included in ISO
2790 C99. Prefer C99 terminology and syntax to old GNU terminology and
2791 syntax. Add more index entries. Document mixed declarations and
2792 code as an extension in C89 mode. Warn about future changes to
2793 semantics of inline functions. Fixes PR other/930.
2795 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2797 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
2798 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2799 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
2800 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2802 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
2804 2001-05-20 Richard Henderson <rth@redhat.com>
2806 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
2807 to be output before a branch.
2809 2001-05-20 Richard Henderson <rth@redhat.com>
2811 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
2813 2001-05-20 Richard Henderson <rth@redhat.com>
2815 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
2816 (ASM_DOUBLE): Remove.
2817 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
2818 * config/i386/sun386.h: Likewise.
2820 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
2821 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
2823 * config/i386/cygwin.h (INT_ASM_OP): Remove.
2824 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
2825 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
2826 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
2828 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
2829 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
2830 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
2831 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
2832 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
2833 * config/i386/win32.h: Likewise.
2835 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2837 * invoke.texi: Add more options to summary list.
2839 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2841 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
2842 used. Fixes PR c/2291.
2843 * gcc.1: Regenerate.
2845 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2847 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
2848 the -fpic and -fPIC options, clear flag_pic.
2850 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2852 * hashtable.c (calc_hash): Fix HASHSTEP definition.
2853 * stringpool.c (make_identifier): No statistics here anymore.
2854 * objc-act.c (steup_string_decl): Remove redundant check.
2856 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2858 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
2859 cpplib.o, cpphash.o, fix-header): Update.
2860 (hashtable.o): New target.
2861 * c-common.h: Include cpplib.h. Define C_RID_CODE and
2862 struct c_common_identifier here.
2863 * c-lang.c (c_init_options): Update. Call set_identifier_size.
2864 * c-lex.c (c_lex): Update.
2865 * c-pragma.h: Update.
2866 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
2868 (C_RID_CODE): Delete.
2869 * cpphash.c: Rewrite to use hashtable.c.
2870 * cpphash.h: Update include guards.
2871 (struct cpp_reader): Remove hashtab.
2872 hash_ob and buffer_ob are no longer pointers. Add hash_table
2874 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
2875 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
2876 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
2877 * cppinit.c (cpp_create_reader): Update.
2878 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
2879 (cpp_interpret_charconst): Eliminate warning.
2880 * cpplib.c (do_pragma, do_endif, push_conditional,
2881 cpp_push_buffer, cpp_pop_buffer): Update.
2882 (_cpp_init_stacks): Rename cpp_init_directives.
2883 (_cpp_cleanup_stacks): Remove.
2884 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
2885 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
2886 cpp_forall_identifiers, cpp_create_reader): Update.
2887 (C_RID_CODE, cpp_make_node): New.
2888 (c_common_identifier): New identifier node for C front ends.
2889 * cppmain.c (main): Update.
2890 * fix-header.c (read_scan_file): Update.
2891 * flags.h (id_clash_len): Make unsigned.
2892 * ggc.h (ggc_mark_nonnull_tree): New.
2895 * stringpool.c: Update comments and copyright. Update to use
2897 * toplev.c (approx_sqrt): Move to hashtable.c.
2898 (id_clash_len): Make unsigned.
2899 * toplev.h (ident_hash): New.
2900 * tree.c (gcc_obstack_init): Move to hashtable.c.
2901 * tree.h: Include hashtable.h.
2902 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
2903 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
2904 (struct tree_identifier): Update.
2905 (make_identifier): New.
2907 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
2908 (C_RID_CODE): Remove.
2909 * lex.c (cxx_init_options): Call set_identifier_size. Update.
2910 (init_parse): Don't do it here.
2912 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
2914 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
2916 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
2918 (expand_eh_return): Convert between word_mode and Pmode.
2919 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
2921 (execute_stack_op): Likewise.
2922 (execute_cfa_program): Likewise.
2923 (uw_frame_state_for): Likewise.
2924 (uw_update_context_1): Likewise.
2925 * unwind.inc (_Unwind_Reason_Code): Likewise.
2926 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
2927 (EH_RETURN_STACKADJ_RTX): Likewise.
2928 * config/mips/mips.c (compute_frame_size): Make space for saving
2929 EH return registers.
2930 (mips_expand_epilogue): Handle EH stack adjustments.
2931 * config/mips/mips.md (eh_return): New pattern.
2932 (eh_set_lr_si): Likewise.
2933 (eh_set_lr_di): Likewise.
2934 Add splitter to perform EH return after reload.
2936 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2938 * jump.c (mark_jump_label): Tidy previous change.
2940 2001-05-19 Bruce Korb <bkorb@gnu.org>
2942 * fixinc/genfixes: no need for two warnings
2943 * fixinc/Makefile.in: open stdin for those building with a closed one.
2945 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2947 * jump.c (jump_optimize_1): Tidy.
2948 (mark_jump_label): When changing the label in a LABEL_REF, change
2949 update any REG_EQUAL notes as well.
2951 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
2953 * c-parse.in (parm_declarator): Split into
2954 parm_declarator_starttypename and parm_declarator_nostarttypename.
2955 (parm_declarator_starttypename, parm_declarator_nostarttypename):
2956 New. Allow parenthesised sub-declarators which don't begin with a
2957 TYPENAME. Fixes PR c/166.
2959 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2961 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
2963 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2965 * toplev.c (main): If the target does not allow profiling without
2966 a frame pointer, issue an error message.
2967 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2970 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2972 * recog.c (general_operand): Modify last change to allow it if reload
2975 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2977 * recog.c (general_operand): Prohibit nonzero subreg bytes on
2978 subregs containing mem.
2980 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
2982 * regrename.c (regrename_optimize): frame pointer register can
2985 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
2987 * README.DWARF: Move into dwarfout.c.
2989 2001-05-18 Dale Johannesen <dalej@apple.com>
2991 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
2992 specific misuse of r0 as a reload address.
2994 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
2996 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
2999 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3001 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
3002 (add_to_sequence): Make that decision type.
3003 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
3004 (write_switch, write_cond, debug_decision_2): Likewise.
3006 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
3008 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
3011 2001-05-18 Stan Shebs <shebs@apple.com>
3013 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
3014 * configure: Regenerate.
3016 2001-05-18 Per Bothner <per@bothner.com>
3018 Changes needed for java/jvspec.c
3019 * gcc.h (n_infiles, outfiles): Add declarations.
3020 * gcc.c (n_infiles, outfiles): Mske no longer static.
3022 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
3024 * config/pa/som.h (EXCEPTION_SECTION): Define.
3026 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
3028 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
3030 Add have_location_lists, a variable to determine whether we need a
3031 .debug_loc section or not.
3032 (enum dw_val_class): Add dw_val_class_loc_list.
3033 (dw_val_struct): Add val_loc_list.
3034 (dw_loc_list_struct): New structure, represents location lists.
3035 (new_loc_list): New function, return a new location list, given
3036 the range and location expression.
3037 (add_loc_descr_to_loc_list): New function, add a location
3038 expression to a location list, given the expression and range.
3039 (output_loc_list): New function, output a location list.
3040 (gen_internal_sym): Modified to take symbol prefix, so we can
3041 reuse it for location list symbols.
3042 (add_AT_loc_list): New function, add a location list to a DIE at
3043 the named attribute.
3044 (AT_loc_list): New function, return the location list reference
3045 for a given attribute, if it's a location list.
3046 (print_die): Handle dw_val_class_loc_list.
3047 (size_of_die): Ditto.
3048 (value_format): Ditto.
3049 (output_die): Ditto.
3050 (output_location_lists): New function, output all of the location
3051 lists for a DIE and it's children.
3052 (dwarf2out_finish): Call output_location_lists if we have location
3056 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3058 * gcse.c (try_replace_reg): First try global replace, later try to
3059 simplify the expression.
3061 * gcse.c (find_used_regs): Change calling convention; work via
3063 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
3065 2001-05-18 Bernd Schmidt <bernds@redhat.com>
3068 2001-02-09 Nick Clifton <nickc@redhat.com>
3069 * config/arm/arm.md: Change output constraint on post inc
3070 load/store multiple patterns to be a read/write constraint.
3072 2001-05-18 Mark Mitchell <mark@codesourcery.com>
3074 * basic-block.h (struct basic_block_def): Add documentation about
3075 what a basic block is, and what the various fields are used for.
3076 * flow.c (calculate_globlal_regs_live): Add documentation about
3077 how the algorithm works, and how we know that it will terminate.
3078 Check that the the inductive assumption that guarantees
3079 termination actually holds.
3080 (mark_used_regs): Treat conditionally set registers as used.
3081 (debug_regset): Add comment.
3082 * rtl.texi (cond_exec): Add documentation.
3084 * function.c (expand_function_start): Avoid creating BLKmode
3087 2001-05-17 Mark Mitchell <mark@codesourcery.com>
3089 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
3090 DIE, even if it has no children.
3091 (dwarf2out_finish): Always output the line-number table, even if
3094 2001-05-18 David Edelsohn <edelsohn@gnu.org>
3096 * rs6000.md (movsfcc,movdfcc): Remove NE case.
3098 2001-05-17 Bruce Korb <bkorb@gnu.org>
3100 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
3101 * fixinc/genfixes: emit a warning if AutoGen is out of date
3103 2001-05-17 Brendan Conoboy <blc@cygnus.com>
3104 Bruce Korb <bkorb@gnu.org>
3106 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
3107 found in fixinc directory. Facilitates binary distributions.
3109 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
3111 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
3114 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
3116 * dwarf2out.c (modified_type_die): Equate qualified type to die.
3118 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3120 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
3121 (simplify_subreg): Handle complex types represented as CONCAT.
3123 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
3124 * rtl.h (swap_commutative_operands_p): Declare.
3125 * rtlanal.c (swap_commutative_operands_p): New.
3126 (operand_preference): New static function.
3128 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
3129 (gen_binary): Likewise.
3130 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
3131 * simplify-rtx.c (simplify_gen_binary,
3132 simplify_gen_relational): Likewise.
3134 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3136 * cse.c (fold_rtx): Use simplify_subreg.
3138 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
3139 (simplify_gen_subreg): New.
3140 (simplify_rtx): Use simplify_subreg.
3141 * rtl.h (simplify_gen_subreg): Declare.
3143 2001-05-17 Mark Mitchell <mark@codesourcery.com>
3145 * doc/install.texi: Update Solaris information.
3147 * except.h (protect_cleanup_actions): Remove it.
3148 (lang_protect_cleanup_actions): Declare it.
3149 * except.c (protect_cleanup_actions): Remove it.
3150 (lang_protect_cleanup_actions): New variable.
3151 (init_eh): Don't make protect_cleanup_actions a GC root.
3152 (expand_eh_region_and_cleanup): Call
3153 lang_protect_cleanup_actions.
3154 (output_function_exception_table): Remove unused `align'
3156 * varasm.c (assemble_external): Abort if we have not yet
3157 opened the assembly output file.
3159 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
3161 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
3162 for eh_personality_libfunc.
3164 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3166 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
3167 when calling simplify_subreg. This is needed to allow replacing
3168 of expression of one mode by expression of different mode.
3170 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3172 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
3174 2001-05-17 Bernd Schmidt <bernds@redhat.com>
3176 * expr.c (protect_from_queue): Protect against subsequent calls to
3178 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
3181 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3183 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
3185 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3187 * gccbug.in (CATEGORIES): Add "bootstrap".
3189 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3191 * simplify-rtx.c (simplify_subreg): Break out from ...
3192 * combine.c (combine_splify_rtx) ... here and ...
3193 * recog.c (validate_replace_rtx_1): ... here;
3194 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
3195 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
3196 (subreg_lowpart_p): ... here.
3198 2001-05-17 Bernd Schmidt <bernds@redhat.com>
3200 * stmt.c (expand_asm_operands): For inout operands, make sure
3201 the substitution of '=' for '+' makes it into the rtl.
3203 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
3204 (reload_as_needed): Call update_eliminable_offsets a bit later.
3206 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3208 * gcc.texi (gccbug): Refer to the web pages for detailed information
3211 2001-05-16 Zack Weinberg <zackw@stanford.edu>
3213 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
3215 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
3216 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
3217 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
3218 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
3219 * cross-make: Don't set LIBGCC1.
3220 * mklibgcc.in: Delete all code for building from libgcc1.c.
3221 Always honor LIB1ASMFUNCS if set.
3223 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
3224 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
3225 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
3226 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
3227 config/i386/uwin.asm, config/m68hc11/larith.asm,
3228 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
3229 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
3230 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
3231 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
3232 Delete or update references to libgcc1 in commentary.
3234 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
3235 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
3236 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
3237 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
3238 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
3239 config/arm/t-semi, config/arm/t-strongarm-coff,
3240 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
3241 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
3242 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
3243 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
3244 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
3245 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
3246 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
3247 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
3248 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
3249 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
3250 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
3251 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
3252 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
3253 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
3254 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
3255 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
3256 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
3257 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
3258 config/mips/t-ultrix, config/mn10200/t-mn10200,
3259 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
3260 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
3261 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
3262 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
3263 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
3264 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
3265 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
3266 config/sparc/t-sparclite, config/sparc/t-splet,
3267 config/sparc/t-sunos41, config/sparc/t-vxsparc,
3268 config/sparc/t-vxsparc64, config/v850/t-v850:
3269 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
3271 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
3272 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
3273 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
3274 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
3275 nongcc_SI_type, nongcc_word_type, or perform_*
3276 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
3278 * config/i386/386bsd.h, config/i386/beos-elf.h,
3279 config/i386/linux-aout.h, config/i386/linux-oldld.h,
3280 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
3281 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
3282 Don't include i386/perform.h.
3284 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
3285 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
3286 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
3287 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
3288 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
3289 config/vax/t-openbsd, config/vax/t-vax: Delete.
3291 * config.gcc: Remove references to deleted files.
3292 (arm-semi-aof): Use arm/t-semi for tmake_file.
3294 * gcc.texi, install.texi, invoke.texi, tm.texi:
3295 Delete or rewrite text which is no longer relevant now that
3296 libgcc1 no longer exists.
3298 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
3299 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
3301 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
3302 Bruce Korb <bkorb@gnu.org>
3304 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
3307 2001-05-16 Zack Weinberg <zackw@stanford.edu>
3309 * i386.md: Add two peepholes to clean up code generated by
3312 2001-05-16 Richard Henderson <rth@redhat.com>
3314 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
3315 variants of non-absolute encodings.
3317 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3319 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
3320 __register_frame_info_table_bases): Export.
3322 2001-05-16 Richard Henderson <rth@redhat.com>
3324 * except.c (eh_data_format_name): Move to ...
3325 * dwarf2asm.c: ... here. Use designated initializers if available.
3326 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
3327 * dwarf2asm.h: Update declarations.
3328 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
3329 ASM_PREFERRED_EH_DATA_FORMAT.
3330 (output_call_frame_info): Likewise. Use 'L' augmentation for
3333 * unwind-dw2-fde.h (struct fde_vector): New.
3334 (struct old_object): Rename from struct object.
3335 (struct object): New.
3336 (__register_frame_info_bases): Declare.
3337 (__register_frame_info_table_bases): Declare.
3338 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
3339 * unwind-dw2-fde.c (objects): Remove.
3340 (unseen_objects, seen_objects): New.
3341 (__register_frame_info_bases): New.
3342 (__register_frame_info): Use it.
3343 (__register_frame_info_table_bases): New.
3344 (__register_frame_info_table): Use it.
3345 (__deregister_frame_info): Rewrite for changed object struct.
3346 (base_from_object, get_cie_encoding, get_fde_encoding): New.
3347 (fde_unencoded_compare): Rename from fde_compare; uninline.
3348 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
3349 (start_fde_sort): Adjust for new definition of fde_vector.
3350 (fde_insert): Likewise.
3351 (end_fde_sort): Likewise. Select comparison function based
3352 on properties of the object.
3353 (fde_split): Take object and fde_compare_t arguments.
3354 (frame_heapsort, fde_merge): Likewise.
3355 (classify_object_over_fdes): Rename from count_fdes. Handle
3356 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
3358 (add_fdes): Handle encoded pointers.
3359 (init_object): Rename from frame_init. Update for new struct object.
3360 (linear_search_fdes): Rename from search_fdes. Handle encoded
3362 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
3363 (binary_search_single_encoding_fdes): New.
3364 (binary_search_mixed_encoding_fdes): New.
3365 (search_object): New.
3366 (_Unwind_Find_FDE): Update for new struct object. Fill in
3368 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
3369 iterating over EH data.
3370 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
3371 fde_encoding, lsda_encoding.
3372 (read_uleb128, read_sleb128): Remove.
3373 (read_encoded_pointer): Remove. All callers use read_encoded_value.
3374 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
3375 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
3377 * unwind-pe.h: Add "struct" to _Unwind_Context references.
3379 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3381 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
3382 * cpphash.c (_cpp_lookup_with_hash): Similarly.
3383 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
3384 cpp_spell_token, cpp_output_token): Similarly.
3385 * cpplib.c (lex_macro_node, do_undef, do_pragma,
3386 do_pragma_poison, parse_assertion, do_assert): Similarly.
3387 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
3388 save_parameter, _cpp_create_definition, check_trad_stringification,
3389 cpp_macro_definition): Similarly.
3390 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
3391 * c-lex.c (cb_undef, c_lex): Similarly.
3392 * fix-header.c (recognized_function): Similarly.
3393 * cpplib.h (NODE_LEN, NODE_NAME): New.
3394 (cpp_hashnode): Rename length len.
3396 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
3398 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
3401 2001-05-16 Andreas Jaeger <aj@suse.de>
3403 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
3405 * toplev.c: Include dwarf2asm.h for prototype of
3406 dw2_output_indirect_constants.
3408 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
3410 * stmt.c (expand_asm_operands): Be able to offload addressof
3411 expression to memory. (PR optimization/185)
3413 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
3415 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
3416 applying distributive law.
3418 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3420 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
3422 * gthr-dce.h (UNUSED): Attribute unused macro.
3423 (__gthread_key_dtor): Make arguments UNUSED.
3424 (__gthread_key_delete): Revise for compatibility with DRAFT4
3427 2001-05-16 David Edelsohn <edelsohn@gnu.org>
3429 * doc/install.texi: Update AIX information.
3430 * README.RS6000: Remove obsolete file.
3432 2001-05-16 Jakub Jelinek <jakub@redhat.com>
3433 Nathan Sidwell <nathan@codesourcery.com>
3435 * gcc.c (give_switch): Don't write before start of string.
3436 Always append suffix.
3438 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
3440 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
3443 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3445 * README.ALTOS: Remove obsolete file.
3447 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3449 * c-lex.h (save_and_forget_protocol_qualifiers,
3450 forget_protocol_qualifiers, remember_protocol_qualifiers):
3451 Remove deleted functions' prototypes.
3453 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3455 * c-parse.in (methodtype): New production.
3456 (methoddef, methodproto): Collapse separate '-' and '+'
3459 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3461 * c-common.h (RID_FIRST_PQ): New.
3462 * c-parse.in (objc_pq_context): New.
3463 (objc parser): Set objc_pq_context rather than calling
3464 remember_protocol_qualifiers and forget_protocol_qualifiers.
3465 Don't call save_and_forget_protocol_qualifiers.
3466 (yylexname): Handle objc protocol qualifiers here.
3467 * stringpool.c (struct str_header): Replace with sp_hashnode.
3468 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
3469 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
3470 Allocate an IDENTIFIER_NODE for each identifier.
3471 (FORALL_STRINGS, set_identifier): Delete.
3472 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
3473 (ggc_alloc_string): Use an obstack.
3474 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
3475 * tree.h: Update comments.
3476 (set_identifier): Delete.
3477 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
3478 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
3479 remember_protocol_qualifiers): Delete.
3481 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
3483 * flow.c (life_analysis): After life analysis is complete, do
3484 an optional scan over insns looking for REG_LABEL notes that
3485 reference a deleted label.
3486 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
3487 before peeking at LABEL_NUSES.
3489 2001-05-15 Richard Henderson <rth@redhat.com>
3491 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
3492 (_Unwind_GetTextRelBase): New.
3494 2001-05-15 Mark Mitchell <mark@codesourcery.com>
3496 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3498 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
3500 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
3501 so that CHOOSE_SECTION gets used.
3503 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
3504 TARGET_RELOCATABLE like flag_pic for now.
3506 2001-05-15 David Edelsohn <edelsohn@gnu.org>
3508 * rs6000.md (movdi splitter): Sign extend more efficiently.
3509 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
3510 to "long long" valid on 32-bit and 64-bit hosts.
3511 (logical_operand): Cast trunc_int_for_mode return value.
3512 (rs6000_emit_move): Shift macro to encapsulate variable.
3513 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
3514 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
3515 plus_constant requires signed argument.
3517 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
3519 * gthr-posix.h: Make additional pthread-* functions weak.
3521 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
3523 * recog.c (apply_change_group): Avoid unneeded validating.
3525 2001-05-14 David Edelsohn <edelsohn@gnu.org>
3527 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
3528 (num_insns_constant): CONST_INT can be 64-bits.
3530 2001-05-14 Stan Shebs <shebs@apple.com>
3532 * config/darwin.h (LIB_SPEC): Just use -lSystem.
3533 (LIBGCC_SPEC): Don't define.
3535 2001-05-14 Richard Henderson <rth@redhat.com>
3537 * configure.in (gcc_cv_as_eh_frame): New test.
3538 * config.in, configure: Rebuild.
3539 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
3541 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3543 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
3544 extended precision divide.
3546 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3548 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
3549 for RETURNS as well.
3551 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
3553 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
3554 (CPP_CPU??_SIZE_TYPE): New.
3555 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
3556 (CPP_CPU_SPEC): ... here; support choosing of CPU.
3557 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
3558 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
3560 * i386.c (override_options): Add sorry about not suported modes.
3562 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
3564 * config/pa/som.h (NM_FLAGS): Remove.
3565 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
3566 (ASM_OUTPUT_SECTION_NAME): Remove.
3567 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
3569 2001-05-14 Mark Mitchell <mark@codesourcery.com>
3571 * regrename.c (regrename_optimize): Do not rename registers to
3574 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
3576 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
3577 contain MEMs. Remove useless distinction about clobbering
3580 2001-05-13 Geoff Keating <geoffk@redhat.com>
3582 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
3583 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
3584 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
3585 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3586 (EXCEPTION_SECTION): Define.
3588 2001-05-13 Zack Weinberg <zackw@stanford.edu>
3590 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
3591 binary backward compat only.
3592 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
3593 in LIB2FUNCS. Pass it to mklibgcc.
3594 * mklibgcc.in: Handle LIB2FUNCS_ST.
3596 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
3598 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
3600 * tm.texi (THREAD_MODEL_SPEC): Document it.
3601 * gcc.c (main): Use it.
3602 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
3603 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
3605 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3607 * rtl.h (SYMBOL_REF_WEAK): New macro.
3608 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
3609 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
3610 * rtl.texi (SYMBOL_REF_WEAK): Document it.
3611 * gcc.texi: Remove wrong description.
3613 2001-05-13 Mark Mitchell <mark@codesourcery.com>
3615 * Makefile.in (STAMP): New macro.
3616 Replace all uses of `touch' with $(STAMP).
3617 * fixinc/Makefile.in: Likewise.
3619 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3621 * configure.in: ldopen is never in -lexc, so don't test for it.
3622 Add test for exc_resume in -lexc for Ada.
3623 * configure: Regenerated.
3625 2001-05-12 Richard Henderson <rth@redhat.com>
3627 * dwarf2asm.c (size_of_encoded_value): New function.
3628 * dwarf2asm.h: Declare it.
3629 * except.c (output_function_exception_table): Align the TType
3630 array only as wide as the encoding.
3632 2001-05-12 Zack Weinberg <zackw@stanford.edu>
3634 * extend.texi: Document #pragma GCC java_exceptions.
3636 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3638 * c-parse.in (bison parser, init_reswords): Remove uses of
3640 * c-tree.h (doing_objc_thang): Remove.
3642 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3644 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
3645 about files not ending in newlines.
3647 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3649 * dwarfout.c (dwarfout_init): Add cast.
3650 * sched-deps.c (sched_analyze_insn): Remove unused vars.
3651 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
3653 * method.c (build_mangled_C99_name): Remove unused prototype.
3655 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3657 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
3659 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3661 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
3662 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
3664 2001-05-11 Richard Henderson <rth@redhat.com>
3666 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3667 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
3668 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
3669 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
3670 (dw2_output_indirect_constants): Prototype.
3671 * dwarf2out.c (dwarf2out_begin_prologue): Generate
3672 current_function_func_begin_label if we'll need it for EH. Exit
3673 early for IA64_UNWIND_INFO.
3674 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
3675 (eh_data_format_name): Update for indirect references.
3676 (output_function_exception_table): Care for IA64_UNWIND_INFO.
3677 Handle ASM_PREFERRED_EH_DATA_FORMAT.
3678 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
3679 define HAVE_eh_return etc.
3680 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
3681 (final_end_function): Don't call output_function_exception_table.
3682 * toplev.c (compile_file): Call dw2_output_indirect_constants.
3683 (rest_of_compilation): Invoke output_function_exception_table
3684 for ia64 before assemble_end_function.
3685 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
3686 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
3688 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
3689 * unwind.h: Declare them.
3690 * libgcc-std.ver: Export them.
3691 * unwind-pe.h: New file.
3693 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3695 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
3697 (find_fde_for_dso): Extract DT_PLTGOT.
3698 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
3699 the segment and gp as well.
3700 * config/ia64/frame-ia64.c: Remove file.
3701 * config/ia64/frame-ia64.h: Remove file.
3702 * config/ia64/unwind-ia64.c: New file.
3703 * config/ia64/unwind-ia64.h: New file.
3704 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
3705 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
3706 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
3707 (ASM_PREFERRED_EH_DATA_FORMAT): New.
3708 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
3709 (IA64_UNWIND_INFO): Re-enable.
3710 (HANDLER_SECTION): Remove.
3711 (EH_RETURN_DATA_REGNO): New.
3712 * config/ia64/ia64.md (exception_receiver): Remove.
3713 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
3714 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
3716 2001-05-11 Richard Henderson <rth@redhat.com>
3718 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
3719 calls and jumps to be bundled together.
3720 (ia64_reorg): Emit a break after a noreturn call that ends
3722 * config/ia64/ia64.md (break_f): New.
3724 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3726 * c-lex.c (lex_charconst): Convert into a simple wrapper
3727 around cpp_interpret_charconst, to which most of the code
3729 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
3730 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
3731 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
3732 (lex): Use cpp_interpret_charconst.
3733 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
3734 hex_digit_value): New functions.
3735 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
3736 * cpplib.h (cpp_interpret_charconst): New prototype.
3737 * Makefile.in: Update.
3739 2001-05-12 Dean Wakerley <dean@wakerley.com>
3741 * doc/install.texi: New file. Converted to texinfo from the HTML
3742 documentation in wwwdocs/htdocs/install.
3744 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
3746 * gcse.c (insert_insn_end_bb): Do not search for assignments to
3747 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3749 * toplev.c (compile_file): Move comment for opening output
3750 file to just before the code that opens the output file.
3752 2001-05-11 Jakub Jelinek <jakub@redhat.com>
3754 * regmove.c (regmove_optimize): Suppress the optimization for
3755 unchanging destination register. Add comment above function.
3757 2001-05-11 Zack Weinberg <zackw@stanford.edu>
3759 * Makefile.in: Exterminate all references to assert.h.
3760 * cross-make: Likewise.
3762 * configure.in: Correct commentary.
3763 * configure: Regenerate.
3765 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
3768 * config/t-freebsd, config/t-linux, config/t-linux-aout,
3769 config/t-netbsd, config/t-rtems, config/x-linux,
3770 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
3771 No need to override INSTALL_ASSERT_H.
3773 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
3774 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
3775 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
3777 2001-05-11 Graham Stott <grahams@redhat.com>
3779 * combine.c (simplify_comparison): Fix typo.
3781 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3783 * loop.h (struct movables): Remove `num'.
3784 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
3785 Adjust call to strength_reduce.
3786 (num_unmoved_movables): New function.
3787 (move_movables): Don't set movables->num.
3788 (strength_reduce): Compute the number of instructions in the loop
3789 here, rather than in the caller.
3790 (check_dbra_loop): Always clear reversible_mem_store if there
3791 are any memory sets.
3792 (loop_regs_scan): Don't count instructions here.
3793 (count_insn_in_loop): New function.
3795 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3797 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
3799 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
3801 * c-common.c (finish_label_expr): New function, lifted from
3802 from cp/semantics.c.
3803 * c-common.h (finish_label_expr, lookup_label): New prototypes.
3804 * c-parse.in: Move 3 blocks of parser code into new functions.
3805 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
3806 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
3807 (lookup_label): Remove.
3809 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
3811 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
3812 FLOAT_BIT_ORDER_MISMATCH.
3814 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3816 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
3817 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
3819 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3821 * expr.c (emit_group_load): extract_bit_field requires a REG or
3824 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
3826 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
3827 a computed jump into an unconditional jump.
3828 In second hunk of code for collapsing computed and conditional jumps
3829 into unconditional jumps, reemit the jump in additional cases.
3831 * jump.c (jump_optimize_1): Do not wrap the new jump target
3832 inside a LABEL_REF; gen_jump will do that automatically.
3834 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
3836 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
3837 contents for a SYMBOL_REF in case of floating point constants.
3839 2001-05-10 DJ Delorie <dj@redhat.com>
3841 * c-common.c (combine_strings): Widen strings in a
3842 host-endian-independent way.
3844 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
3846 * c-parse.in: Remove many shift/reduce conflicts. Update
3848 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
3849 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
3850 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
3851 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
3852 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
3853 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
3854 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
3855 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
3856 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
3857 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
3858 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
3859 typespec_reserved_nonattr, typespec_reserved_attr,
3860 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
3861 structsp_nonattr, components_notype, component_notype_declarator,
3862 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
3863 firstparm, setspecs_fp): New
3864 (typed_declspecs, reserved_declspecs, typed_typespecs,
3865 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
3866 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
3867 declmods_no_prefix_attr, nonempty_type_quals, structsp,
3868 type_quals): Remove. Users updated.
3869 (initdecls, notype_initdecls, after_type_declarator,
3870 parm_declarator, notype_declarator, absdcl1, components, ivars):
3871 Don't allow attributes at the start of a declarator; include them
3872 in the production containing the declarator instead. Always
3873 require type specifiers before trying to redeclare a typedef name.
3874 (typename): Allow for attributes but warn that they are ignored.
3875 (parmlist, firstparm, setspecs_fp): Include attributes in
3876 parmlist; suck them off the parser stack in firstparm using
3879 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
3881 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
3882 to determine if a block has an unconditional jump at its end.
3884 * jump.c (jump_optimize_1): When converting a conditional jump
3885 to an unconditional jump, build the jump using gen_jump instead
3886 of just modify operands in-place.
3888 2001-05-09 Zack Weinberg <zackw@stanford.edu>
3890 * cppinit.c (cpp_post_options): Shut off macro expansion if
3892 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
3893 IN_I directives only if the # is in column 1 and the directive
3894 name begins in column 2.
3895 * cppmain.c (scan_buffer): Insert a space between # and an
3896 identifier, when that identifier is a directive name.
3898 * tradcpp.c (struct file_buf): Add a pointer to the next entry
3899 in the header search path.
3900 (enum node_type): Add T_INCLUDE_NEXT.
3901 (directive_table): Add entry for include_next.
3902 (do_include_next): New function.
3903 (process_include): New routine, broken out of do_include.
3904 (finclude): Insert 'nhd' argument, to be copied into
3905 next_header_dir of the new buffer.
3906 (main): Adjust to match.
3907 * gsyslimits.h, limity.h: Un-indent #include_next.
3909 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
3911 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
3912 inclusion as a chapter of the GCC manual.
3913 * gcc.texi: Include objc.texi.
3914 * fdl.texi: Use @unnumberedsec for the addendum.
3915 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
3917 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3919 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
3921 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
3923 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
3924 handling of two-address insns.
3926 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
3928 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
3929 ../binutils/nm-new instead of ../binutils/nm.
3931 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3933 * i386.md (movdi splitter): Fix the splitting condition
3934 (float_extenddftf splitter): Fix mode.
3936 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
3938 * genrecog.c (write_switch): Avoid outputting of switch for
3939 types wider than int.
3941 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
3943 * reload1.c (copy_eh_notes): New function.
3944 (emit_input_reload_insns): Call it.
3945 (emit_output_reload_insns): Call it.
3947 2001-05-07 Zack Weinberg <zackw@stanford.edu>
3949 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
3951 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
3952 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
3954 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
3956 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
3958 * pa.md (interspace_jump): Revise comment.
3959 (builtin_longjmp): Block initial setup insns from delay slot of
3961 (builtin_setjmp_receiver): New expander to save and restore PIC
3964 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
3966 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
3968 * toplev.c (compile_file): Set up the output file before we call
3969 the various initializers for the compiler.
3971 * except.c (sjlj_mark_call_sites): Do not search for assignments to
3972 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3974 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
3975 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
3977 2001-05-06 Zack Weinberg <zackw@stanford.edu>
3979 * Makefile.in (tradcpp0): Correct typo in dependency list.
3981 2001-05-06 Geoff Keating <geoffk@redhat.com>
3983 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
3984 the link register if we're not going to use it.
3986 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
3987 (output_function_profiler): Likewise.
3989 2001-05-07 Alan Modra <amodra@one.net.au>
3991 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
3993 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
3995 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
3996 zero-extend it. Make abs_inc unsigned.
3998 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
3999 widest mode in narrowing and widening operations.
4001 * config/mips/mips.md: Sign extend CONST_INTs.
4003 2001-05-06 Andreas Jaeger <aj@suse.de>
4005 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
4006 (i386 Options): Document -momit-leaf-frame-pointer.
4008 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
4010 * c-typeck.c (internal_build_compound_expr): Check for
4011 array to pointer conversion just once.
4013 2001-05-05 Richard Henderson <rth@redhat.com>
4015 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
4017 2001-05-05 Richard Henderson <rth@redhat.com>
4019 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
4020 to the parent of the fixup region.
4022 2001-05-05 Jakub Jelinek <jakub@redhat.com>
4024 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
4026 * cpp.texi (__NO_INLINE): Document it.
4028 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
4030 * cppfiles.c (struct include_file): New member err_no.
4031 (find_or_create_entry): Set it.
4032 (open_file): Don't set fds to -2. Instead, use err_no to
4033 remember previous errors, if any.
4035 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4037 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
4038 between X and Y by using sequences of xgdx and xgdy.
4040 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4042 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
4043 of '!' for the 'D' alternative ('!' is too strong).
4044 ("*logicalsi3_silshl16"): Likewise.
4045 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
4046 ("movstrictsi"): Remove spurious '+'.
4047 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
4048 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
4049 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
4052 2001-05-04 David Edelsohn <edelsohn@gnu.org>
4054 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
4056 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
4058 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
4061 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4063 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
4066 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4068 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
4069 soft register, use ror instead of rol.
4071 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4073 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
4074 into account pre/post increment decrement for 68HC12.
4075 Fix other problems in replacement and fix call to reg_mentioned_p.
4077 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4079 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
4080 Put the soft registers in bss for 68HC12.
4081 (L_regs_d3_4): New for _.d3 and _.d4.
4082 (L_regs_d5_6): Likewise.
4083 (L_regs_d1_2): Likewise.
4084 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
4086 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4088 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
4089 to the pre-processor when -fshort-double is specified.
4090 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
4092 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4094 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
4095 (__mulsi3): Rewrite for 68HC12.
4096 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
4097 Mark 'x' constraint with earlyclobber to prevent a
4098 RELOAD_FOR_OTHER_ADDRESS to go in it.
4099 (mulhi3_m68hc12): New pattern.
4100 (mulhi3_m68hc11): Rename of mulhi3.
4101 (mulhi3): New expand for 68HC12 optimisation.
4102 (umulhisi3, mulhisi3): New patterns for 68HC12.
4104 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4106 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
4107 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
4108 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
4110 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4112 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
4113 constants cheap after reload.
4114 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
4116 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
4117 so that gcc prefers a shift by 16.
4118 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
4120 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
4122 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
4124 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4126 * alpha.h: NULL_PTR -> NULL.
4133 * i386.md: Likewise.
4136 * m68hc11.h: Likewise.
4137 * rs6000.h: Likewise.
4140 * sparc.h: Likewise.
4144 * final.c: Likewise.
4146 * recog.c: Likewise.
4148 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4150 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
4151 `bool' parameter to `int'.
4153 * hash.c (hash_lookup): Likewise.
4155 * hash.h (hash_lookup): Likewise.
4157 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
4159 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
4161 * i386.c (x86_initialize_trampoline): Fix mode of constant.
4163 2001-05-03 Geoff Keating <geoffk@redhat.com>
4165 * invoke.texi (i386 Options): Delete references to -malign-jumps,
4166 -malign-loops, -malign-functions.
4167 * i386.c (ix86_align_funcs): Delete.
4168 (ix86_align_loops): Delete.
4169 (ix86_align_jumps): Delete.
4170 (override_options): Mark -malign-* as obsolete. Emulate their
4171 behaviour with the -falign-* options. Default -falign-* from
4172 the processor table.
4173 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
4174 patch of Wed May 2 13:09:36 2001.
4175 (LOOP_ALIGN): Delete.
4176 (LOOP_ALIGN_MAX_SKIP): Delete.
4177 (LABEL_ALIGN_AFTER_BARRIER): Delete.
4178 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
4180 2001-05-04 Andreas Jaeger <aj@suse.de>
4182 * except.h: Add prototype declaration for
4183 expand_builtin_init_dwarf_reg_sizes.
4185 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
4187 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
4189 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4191 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
4193 ("bitcmpqi2"): New pattern for bit-extract and test.
4194 ("bitcmphi"): New pattern for bitb/bita instructions.
4196 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
4198 * gccbug.in: Use a temporary directory when the mktemp command is
4201 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4203 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
4205 (INITIALIZE_TRAMPOLINE): Call it.
4206 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
4207 (TRAMPOLINE_TEMPLATE): Remove.
4208 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
4209 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
4212 2001-05-03 David O'Brien <obrien@FreeBSD.org>
4214 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
4215 and crtendS.o with PIC.
4217 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4219 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
4221 (___subdi3, ___adddi3): Use x instead of y as index register.
4222 (__init_bss_section, __map_data_section): Optimize for 68HC12.
4223 (__memset, __memcpy): Likewise.
4224 (regs): Put the soft registers in bss for 68HC12.
4225 (abort): Use trap to abort for 68hc12.
4226 (__mulhi3, __mulhi32): Use emul for 68hc12.
4227 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
4229 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4231 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
4232 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
4233 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
4234 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
4235 Set 68HC12 min offset to -65536.
4236 (print_operand): Put parenthesis arround the operand if it refers
4237 to a symbol having the same name as a register.
4238 (m68hc11_z_replacement): When z register is replaced by its
4239 equivalent soft register, force the insn to be re-recognized.
4240 (m68hc11_check_z_replacement): Fix the test when destination is
4241 the index register and z dies in the insn.
4242 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
4244 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4246 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
4247 costs according to processor variant.
4248 (m68hc11_shift_cost): New function to compute shift costs.
4249 (m68hc11_rtx_costs): Define costs according to processor variant.
4250 (m6811_cost): Costs for 68HC11.
4251 (m6812_cost): Costs for 68HC12.
4252 (COSTS_N_INSNS): Remove.
4254 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
4255 (DEFAULT_RTX_COSTS): Remove.
4256 (CONST_COSTS): Define costs according to OUTER_CODE.
4257 (processor_costs): New struct to define costs.
4258 (m68hc11_cost): Pointer to current costs.
4260 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4262 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
4263 and use m68hc11_notice_keep_cc when using leax/leay.
4264 (addhi3 split): Reject split if the insn is handled by
4266 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
4267 push must be handled in a special way if the source operand uses
4268 sp as index register.
4269 (m68hc11_notice_keep_cc): New function.
4270 (m68hc11_gen_movhi): Use it when an insn changes a register but
4272 (m68hc11_gen_movqi): Fix move for 68HC12.
4273 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
4275 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4277 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
4278 and don't pass operands[0] to emit_library_call_value.
4280 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4282 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
4283 (zero_extendsi split): Simplify and use (zero_extendhi).
4284 (*addhi3): Remove 'w' constraint since stack pointer is handled
4286 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
4287 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
4288 (*ashrhi3_const): Fix shift by 7.
4289 (*lshrsi3_const16): Fix template.
4290 (call, call_value): Fix constraint and predicate.
4292 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4294 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
4295 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
4296 (CC_REGNUM): Likewise.
4297 (*unnamed splits): Use above constants instead of hard coded numbers.
4298 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
4299 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
4300 (*return_16bit, *unnamed peepholes): Likewise.
4302 2001-05-03 David O'Brien <obrien@FreeBSD.org>
4304 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
4305 rs6000/rs6000.h twice.
4307 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
4309 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
4310 (CPP_SPEC): Conditionally define MSDOS and GO32.
4311 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
4312 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
4314 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
4316 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
4318 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
4320 2001-05-03 Mark Mitchell <mark@codesourcery.com>
4322 * integrate.h (struct inline_remap): Add leaf_reg_map table.
4323 * integrate.c (expand_inline_function): Use xcalloc to allocate
4325 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
4328 2001-05-03 Mark Mitchell <mark@codesourcery.com>
4330 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
4333 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
4335 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
4336 linker if -mrelax is given.
4337 (TARGET_SWITCHES): Document -mrelax.
4339 Re-installed 2001-01-09's patch:
4340 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
4341 if it's wider than long and the target's long is wider than the
4344 2001-05-02 David O'Brien <obrien@FreeBSD.org>
4346 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
4347 directly include rs6000/rs6000.h. Instead do it in tm.h.
4349 2001-05-02 Stan Shebs <shebs@apple.com>
4351 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
4352 NSConstantString for NeXT-style runtimes.
4353 (STRING_OBJECT_GLOBAL_NAME): New macro.
4354 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
4355 OCTI_STRING_CLASS_DECL.
4356 (constant_string_global_id): New macro.
4357 (string_class_decl): Ditto.
4358 (setup_string_decl): New function.
4359 (build_objc_string_object): Use it to build a NeXT runtime
4360 compatible string initializer.
4362 2001-05-02 Jakub Jelinek <jakub@redhat.com>
4364 * tradcpp.c (do_define): Make sure we don't walk past limit.
4366 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4368 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
4369 offsets if not REG_OK_STRICT.
4371 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
4372 (INT_REG_OK_FOR_INDEX_P): Likewise.
4373 (INT_REG_OK_FOR_BASE_P): Likewise.
4374 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
4375 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
4376 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
4377 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
4378 REG_OK_FOR_BASE_P. Take an additional parameter.
4379 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
4380 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
4381 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
4382 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
4383 rs6000_legitimate_address() and use it.
4384 * config/rs6000/rs6000.c: Update all callers.
4385 (rs6000_legitimate_address): New function.
4387 2001-05-02 David Edelsohn <edelsohn@gnu.org>
4389 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
4390 special_constant conditional blocks together.
4392 2001-05-02 Dale Johannesen <dalej@apple.com>
4394 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
4396 (STRICT_ARGUMENT_NAMING): Define.
4397 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
4398 function_arg_partial_nregs, setup_incoming_varargs): Remove
4399 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
4402 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4404 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
4406 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
4409 * expr.c (store_field): Do nothing except elaborate side-effects if
4412 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4414 * c-lex.c: NULL_PTR -> NULL.
4416 * emit-rtl.c: Likewise.
4418 * genpeep.c: Likewise.
4420 * mips-tdump.c: Likewise.
4421 * reload1.c: Likewise.
4422 * rtlanal.c: Likewise.
4424 * stor-layout.c: Likewise.
4425 * toplev.c: Likewise.
4427 2001-05-01 Per Bothner <per@bothner.com>
4429 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
4430 call do_pending_stack_adjust before emiting label.
4432 2001-05-01 Mark Mitchell <mark@codesourcery.com>
4434 * extend.texi: Fix typo.
4436 2001-05-01 Stan Shebs <shebs@apple.com>
4438 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
4439 of UOBJC_MODULES_decl.
4440 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
4441 (generate_descriptor_table): Ditto.
4442 (generate_protocols): Ditto.
4443 (generate_protocol_list): Ditto.
4444 (generate_classref_translation_entry): Ditto.
4446 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
4448 * invoke.texi (Optimize Options): Add documentation for `--param
4449 max-delay-slot-insn-search' and `--param
4450 max-delay-slot-live-search' and reorder --param section.
4451 * params.def: Modify initial comment.
4452 * params.h (param_info): Add `help' member.
4453 * toplev.c (lang_independent_params): Include `help' description.
4454 (display_help): Print --param parameters.
4456 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4458 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
4459 Remove references to deleted files.
4460 (*-*-openbsd): No need to override xmake_file.
4461 (*-*-sysv4): Treat like *-*-sysv.
4463 * configure.in: Probe for ldopen in various places, and set up
4464 collect2 to be linked with them if found.
4465 Don't dink with Windows registry stuff unless $host_os is a
4466 Win32 os name. Check to see if we need -ladvapi32.
4467 * configure: Regenerate.
4469 * Makefile: Get rid of CLIB and HOST_CLIB.
4470 Substitute in COLLECT2_LIBS and link collect2 against its contents.
4471 * build-make: Get rid of HOST_CLIB.
4473 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
4474 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4475 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4476 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
4477 config/rs6000/x-rs6000: Delete.
4479 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
4482 24 x-host fragments remain, 0 x-cpu, 3 top level.
4484 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4486 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
4487 * configure: Regenerate.
4489 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
4491 * Makefile.in (install-headers): Remove redundant dependency.
4493 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
4495 * c-tree.texi (USING_STMT): Document.
4497 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4499 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
4500 * c-common.c: Likewise.
4501 * c-decl.c: Likewise.
4502 * combine.c: Likewise.
4503 * rs6000.c: Likewise.
4504 * except.c: Likewise.
4505 * explow.c: Likewise.
4507 * fold-const.c: Likewise.
4508 * function.c: Likewise.
4511 * integrate.c: Likewise.
4513 * objc/objc-act.c: Likewise.
4514 * recog.c: Likewise.
4515 * reg-stack.c: Likewise.
4516 * reload.c: Likewise.
4517 * reload1.c: Likewise.
4518 * simplify-rtx.c: Likewise.
4520 * varasm.c: Likewise.
4522 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
4524 * diagnostic.def: New file.
4525 * diagnostic.h (diagnostic_t): New enum.
4526 * Makefile.in (diagnostic.o): Depend on diagnostic.def
4528 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4530 * tsystem.h: Test only POSIX for availability of string.h
4532 * config.gcc (all systems): If USG appeared in xm_defines,
4533 change it to POSIX. If both USG and POSIX appeared, just
4534 delete USG. Remove unnecessary quotes around xm_defines
4536 (m68k-crds-unos*): Don't #define unos - tested nowhere.
4537 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
4538 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
4539 powerpc-*-linux*): No need to set xm_defines - handled by
4540 global settings for *-*-linux*.
4542 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4544 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
4545 Always include gstab.h, not system stab.h. Don't provide
4546 default definitions of N_CATCH or N_OPT. Always use the
4547 gstab.h variant of STAB_CODE_TYPE.
4548 * final.c: Don't include stab.h/gstab.h at all, or provide
4549 defaults for N_SLINE and N_SOL.
4551 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
4552 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
4554 * sdbout.c: Always include gsyms.h instead of system syms.h.
4556 * configure.in: No need to check for stab.h.
4557 * configure, config.in: Regenerate.
4558 * Makefile.in (final.o): Don't depend on gstab.h.
4560 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4561 Richard Henderson <rth@redhat.com>
4563 * extend.texi: Improve documentation of volatile asms.
4565 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4567 * c-tree.texi: Fix thinko.
4568 * gcc.texi: Likewise.
4570 2001-04-30 Richard Henderson <rth@redhat.com>
4572 * c-common.c (c_promoting_integer_type_p): New function, from the
4573 corpse of old macro. Properly promote too-small enumerations and
4574 booleans. Adjust all callers.
4575 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
4576 (c_promoting_integer_type_p): Declare.
4577 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
4578 * c-typeck.c: Likewise.
4579 (default_conversion): Remove now redundant boolean check.
4581 2001-04-30 Jan Hubicka <jh@suse.cz>
4582 Richard Henderson <rth@redhat.com>
4584 * regmove.c (try_apply_stack_adjustment): Remove now redundant
4586 (combine_stack_adjustments_for_block): Don't combine stack
4587 allocation followed by deallocations. Handle grow-up stacks.
4589 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4591 * fdl.texi: New file.
4592 * c-tree.texi: Use the GFDL.
4593 * gcc.texi: Likewise.
4595 2001-04-30 Stan Shebs <shebs@apple.com>
4597 * invoke.texi: Add a section documenting Objective-C options.
4599 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
4601 * emit-rtl.c (try_split): Copy EH notes to sequence.
4603 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4605 * regmove.c (record_stack_memrefs): Catch all references to the
4608 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
4610 * Makefile.in (stmp-fixinc): quote shell assignment values
4612 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4614 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
4618 * prefix.c: Likewise.
4620 2001-04-28 Stan Shebs <shebs@apple.com>
4622 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
4623 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
4624 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
4625 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
4627 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
4628 (NEXT_OBJC_RUNTIME): Define.
4630 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
4632 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
4633 * simplify-rtx.c (simplify_gen_relational): Likewise.
4635 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
4637 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
4638 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
4640 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
4641 registers in SSE case; fix handling of the immediates.
4642 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
4643 operands to be in regsiters before reload.
4644 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
4645 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
4646 (abstf,absxf,negtf,negxf splitters): Compute
4647 properly the regnum for x86_64.
4648 (avsdf2_if_rex64): New.
4650 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
4652 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
4653 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
4654 into the constant pool.
4655 * jump.c (jump_optimize_1): Remove barrier successors after all
4656 the LABEL_NUSES counds have been computed.
4657 (delete_barrier_successors): When deleting a tablejump insn, also
4658 delete the jump table it uses.
4659 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
4662 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
4664 * pa.c (FRP): Remove erroneous white space in macro definition.
4666 2001-04-28 Andreas Jaeger <aj@suse.de>
4668 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
4670 * extend.texi: Likewise.
4671 * tm.texi: Likewise.
4673 2001-04-28 Andreas Jaeger <aj@suse.de>
4675 * md.texi: Use XX-bit instead of XXbit or XX bit where
4678 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
4680 * gcc.c (process_command): Allow -l lib in addition to -llib
4681 for POSIX compliance. This fixes PR c/2347.
4683 * invoke.texi: Update section on Link Options accordingly.
4685 2001-04-27 Zack Weinberg <zackw@stanford.edu>
4687 * function.c (purge_addressof_1): Remove the duplicate
4688 if (code == SET) block. Fold the two if (code == ADDRESSOF)
4691 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
4693 * except.c (expand_eh_region_start): Don't start a new block.
4694 (expand_eh_region_end): Don't end a block.
4695 * stmt.c (expand_end_bindings): Don't end EH blocks.
4696 (expand_decl_cleanup): Starting an EH region won't change the block.
4697 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
4698 (is_eh_region): Lose.
4701 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
4703 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
4705 * collect2.c (main): Add `-L' case to remove duplicate entries.
4706 (is_in_args): New function to check for a duplicate argument.
4707 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
4708 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
4709 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
4710 Define to be nonzero.
4712 2001-04-27 Andreas Jaeger <aj@suse.de>
4713 Richard Henderson <rth@redhat.com>
4715 * md.texi (Machine Constraints): Document additional i386
4716 constraints and fix description of "A".
4718 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
4720 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
4722 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
4724 * except.c (get_exception_filter): word_mode, not Pmode.
4726 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
4728 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
4729 common to other movsf patterns. Move up so that in future
4730 people who change the other patterns will change it too.
4731 (movsf_lo_sum): Allow even for soft-float; add appropriate
4733 (movsf_high): Likewise.
4734 (movsf_high+1): Allow even for soft-float.
4736 * function.c (expand_function_end): Always clobber the
4737 return registers, even if there is no return label.
4739 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4741 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
4743 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
4745 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
4746 (pushqi2_rex64, pushhi2_rex64): Add.
4748 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
4750 * except.c (expand_eh_region_end_cleanup): Force pending stack
4751 adjust before emitting label that branches around cleanup code.
4753 2001-04-26 H.J. Lu (hjl@gnu.org)
4755 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
4757 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
4759 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
4760 (ASM_OUTPUT_SECTION_NAME): Likewise.
4761 (ASM_WEAKEN_LABEL): Likewise.
4762 (UNIQUE_SECTION): Likewise.
4763 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4764 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4765 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
4766 (ASM_OUTPUT_SECTION_NAME): Likewise.
4767 (ASM_WEAKEN_LABEL): Likewise.
4768 (UNIQUE_SECTION): Likewise.
4769 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4770 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4771 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
4772 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
4773 (ASM_FILE_START): Likewise.
4774 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4775 (ASM_DECLARE_OBJECT_NAME): Likewise.
4776 (ASM_FILE_END): Likewise.
4777 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4778 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
4779 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4780 (ASM_OUTPUT_CASE_LABEL): Likewise.
4781 (ASM_OUTPUT_SKIP): Likewise.
4782 (ASM_OUTPUT_ASCII): Likewise.
4783 (ASM_OUTPUT_IDENT): Likewise.
4784 (READONLY_DATA_SECTION): Likewise.
4785 (EXTRA_SECTIONS): Likewise.
4786 (EXTRA_SECTION_FUNCTIONS): Likewise.
4787 (SELECT_RTX_SECTION): Likewise.
4788 (SELECT_SECTION): Likewise.
4790 * config/mips/linux.h (INVOKE__main): Undefine.
4791 (CTOR_LIST_BEGIN): Likewise.
4792 (CTOR_LIST_END): Likewise.
4793 (DTOR_LIST_BEGIN): Likewise.
4794 (DTOR_LIST_END): Likewise.
4795 (SET_ASM_OP): Defined it to ".dummy".
4796 (ASM_OUTPUT_DEF): Defined.
4797 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
4799 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
4801 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
4802 assembler supports .p2align.
4804 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
4806 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
4808 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4810 * integrate.c (expand_inline_function): Check for error_mark_node
4813 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4815 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
4818 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
4820 * configure.in (configargs.h): Define thread_model.
4821 * configure: Rebuilt.
4822 * gcc.c (main): Print it with -v.
4824 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
4826 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
4827 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
4828 * gcc.1: Regenerate.
4830 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4832 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
4833 is_redundant_typedef): Use static inline instead of inline static.
4835 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
4837 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
4838 this directory is always searched.
4840 2001-04-25 Richard Henderson <rth@redhat.com>
4842 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
4843 of registers to restore along non eh_return path.
4845 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4847 * c-format.c (check_format_info_recurse): Handle
4848 PLUS_EXPR for format string.
4850 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4852 * config/ia64/ia64.h (CC1_SPEC): Define.
4853 * config/ia64/linux.h (CC1_SPEC): Define.
4855 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
4857 * emit-rtl.c (constant_subword): Also do sign extension in
4858 BITS_PER_WORD == 16 case.
4860 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
4862 * loop.c (try_swap_copy_prop): Go back to checking insn.
4864 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4866 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
4867 if check_mode is non-zero.
4869 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4871 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
4872 out and comparison sequence has been detected, put result into
4873 proper temporary pseudo.
4875 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4877 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
4878 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
4879 * libgcc2.c: Remove __dummy and __builtin_saveregs.
4880 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
4881 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
4882 for future reference.
4884 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
4886 * except.c (reachable_handlers): Step out one level from a RESX.
4888 * except.c (struct eh_region): Rename 'last' to 'resume'.
4889 (mark_eh_region, duplicate_eh_region_1): Adjust.
4890 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
4891 (build_post_landing_pads): Likewise.
4892 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
4893 (expand_eh_region_end_must_not_throw): Likewise.
4894 (connect_post_landing_pads): Thread (only) regions with non-deleted
4897 * except.c (expand_eh_region_end_cleanup): Save the EH return data
4898 registers around the cleanup.
4899 (get_exception_filter): New fn.
4900 (finish_eh_generation): Use it.
4902 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
4904 * c-semantics.c (add_scope_stmt): Don't call
4905 current_scope_stmt_stack multiple times.
4907 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4908 Nathan Sidwell <nathan@codesourcery.com>
4910 Lazy __FUNCTION__ generation.
4911 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
4912 RID_C99_FUNCTION_NAME): New _RIDs.
4913 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
4914 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
4915 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
4917 (function_id_node, pretty_function_id_node, func_id_node): Remove.
4918 (c99_function_name_decl_node, function_name_decl_node,
4919 pretty_function_name_decl_node, saved_function_name_decls):
4921 (struct language_function): Remove x_function_name_declared_p.
4922 (make_fname_decl): Remove a parameter.
4923 (declare_function_names): Remove prototype.
4924 (start_fname_decls, finish_fname_decls): Prototype.
4925 (fname_as_string): Likewise.
4926 (fname_string, fname_decl): Likewise.
4927 * c-common.c (make_fname_decl): Adjust.
4928 (struct fname_var_t): New struct.
4929 (fname_vars): New static array.
4930 (declare_function_name): Remove.
4931 (start_fname_decls, finish_fname_decls): New functions.
4932 (fname_as_string): New function from remnants of
4933 declare_function_name.
4934 (fname_string, fname_decl): New functions.
4936 * c-decl.c (c_function_name_declared_p): Remove.
4937 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
4938 don't call declare_function_name. Call start_fname_decls.
4939 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
4940 clobber the line number. Call finish_decl.
4941 (start_function): Call start_fname_decls.
4942 (finish_function): Call finish_fname_decls.
4943 Remove c_function_name_declared_p.
4944 (push_c_function_context): Don't push c_function_name_declared_p.
4945 (pop_c_function_context): Don't pop c_function_name_declared_p.
4946 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
4947 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
4948 (program): Call finish_fname_decls for C.
4949 (primary): Add VAR_FUNC_NAME.
4950 (reswords): Add slots for __FUNCTION__ et al.
4951 (rid_to_yy): Add mappings for __FUNCTION__ et al.
4952 (yylexname): If it's a STRING_FUNC_NAME generate the function name
4953 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
4954 * c-semantics.c (prune_unused_decls): Remove.
4955 (finish_stmt_tree): Don't call prune_unused_decls.
4956 (genrtl_decl_stmt): Don't prune unused decls here.
4958 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
4960 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
4961 constant pool, use the pool's SYMBOL_REF instead.
4963 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
4966 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
4968 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
4969 passing nested NOP_EXPRs to fold.
4971 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
4973 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
4975 2001-04-22 Mark Mitchell <mark@codesourcery.com>
4977 * loop.c (loop_delete_insns): Add prototype.
4979 2001-04-23 Phil Edwards <pme@sources.redhat.com>
4981 * configure.in: Remove ENABLE_STD_NAMESPACE.
4982 * config.in: Regenerated.
4983 * configure: Regenerated.
4985 2001-04-22 Stan Shebs <shebs@apple.com>
4987 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
4989 * config/rs6000/xm-darwin.h: Remove file.
4991 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4993 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
4994 (write_c_file_stat): Likewise.
4996 * dbxout.c (dbxout_init): Likewise.
4998 * profile.c (output_func_start_profiler): Likewise.
5000 2001-04-22 Philipp Thomas <pthomas@suse.de>
5002 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
5003 require it instead of the CVS version.
5004 * cpperror.c (v_message): Put a blank before the macro
5005 body to not confuse exgettext.
5007 2001-04-21 Mark Mitchell <mark@codesourcery.com>
5009 * flow.c (proagate_one_insn): Remove useless assignment.
5010 * jump.c (delete_insn): Tidy.
5011 * loop.c (try_copy_prop): When deleting an instruction with a
5012 REG_RETVAL note, delete the entire libcall sequence.
5013 (loop_delete_insns): New function.
5014 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
5015 we're not substituting into them yet.
5017 2001-04-21 Kazu Hirata <kazu@hxi.com>
5019 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
5021 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
5023 * config/i960/i960.c (signed_arith_operand): Likewise.
5025 * calls.c (expand_call): Fix a comment typo.
5027 2001-04-20 Zack Weinberg <zackw@stanford.edu>
5029 * configure.in: Probe for times, clock, struct tms, and clock_t.
5030 * configure, config.in: Regenerate.
5031 * timevar.c: Replace ifdef forest in get_time with (relatively)
5032 straightforward series of checks based on autoconf's probes.
5034 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
5036 * config/pa/som.h (NM_FLAGS): Define.
5038 2001-04-20 Bernd Schmidt <bernds@redhat.com>
5040 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
5042 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
5043 * ia64.c (nop_cycles_until): New function.
5044 (prev_cycle, prev_first, last_issued): New static variables.
5045 (ia64_sched_reorder): Additional arg for clock.
5046 On final scheduling pass, emit extra NOPs as needed.
5047 Set prev_first and prev_cycle.
5048 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
5049 (ia64_variable_issue): Set last_issued.
5051 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
5053 * config/i386/i386.c (ix86_expand_int_movcc,
5054 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
5056 2001-04-20 Geoff Keating <geoffk@redhat.com>
5058 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
5059 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
5060 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
5061 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
5062 ctrdi_internal6): In the short-branch case, this insn is only 4
5063 bytes long. Reported by Reza Yazdani <reza@apple.com>.
5065 2001-04-20 Jakub Jelinek <jakub@redhat.com>
5067 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
5068 "=u" is used together with "st" resp. "st(1)" clobber.
5070 2001-04-20 Jakub Jelinek <jakub@redhat.com>
5072 * gcse.c (gcse_main): Fix comment typo.
5073 (delete_null_pointer_check): Likewise.
5074 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
5075 * cse.c (cse_insn): Likewise.
5076 * function.c (fixup_var_refs_insns_with_hash): The sequence is
5079 2001-04-19 Zack Weinberg <zackw@stanford.edu>
5081 * toplev.c: Excise all code for the undocumented -dm option.
5082 (float_signal): Call signal just once, unconditionally.
5084 2001-04-19 Geoff Keating <geoffk@redhat.com>
5086 * fold-const.c (fold): Use first_rtl_op rather than
5087 TREE_CODE_LENGTH when looping over parameters of a tree.
5088 Correct strange grouping in test for evaluated SAVE_EXPR.
5090 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
5092 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
5093 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
5095 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
5096 name at 32 total characters.
5097 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
5098 functions in named sections -- data items can still go into unique
5099 sections, but they have normal names (ie $LIT$ and $DATA$).
5101 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
5104 2001-04-19 DJ Delorie <dj@redhat.com>
5106 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
5107 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
5108 * config/i386/cygwin.h: Likewise.
5109 * config/i386/mingw32.h: Likewise.
5110 * config/vax/vms.h: Likewise.
5111 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
5113 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
5114 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
5115 * config/i386/xm-cygwin.h: Likewise.
5116 * config/i386/xm-djgpp.h: Likewise.
5117 * config/i386/xm-mingw32.h: Likewise.
5118 * config/vax/xm-vms.h: Likewise.
5120 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
5121 instead of OBJECT_SUFFIX.
5122 * collect2.c (find_a_file): Look for files matching the extension
5123 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
5124 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
5125 TARGET_EXECUTABLE_SUFFIX.
5126 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
5127 (make_relative_prefix): Likewise.
5128 (convert_filename): Use TARGET_ suffixes throughout. Remove
5130 (process_command): Likewise.
5131 (do_spec_1): Likewise.
5132 * java/lang.c (init_parse): Likewise.
5134 * gcc.texi : Document four new options matching the pattern
5135 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
5136 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
5137 documentation for NO_AUTO_EXE_SUFFIX.
5139 2001-04-19 Mark Mitchell <mark@codesourcery.com>
5141 * toplev.h (struct lang_hooks): Allow decode_option to indicate
5142 that language-independent processing should not be done.
5143 * toplev.c (main): Adjust accordingly.
5145 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
5146 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
5148 * mips.md (reload_outputdi): Require that operand0 be a
5151 2001-04-19 Jakub Jelinek <jakub@redhat.com>
5153 * invoke.texi (-Wshadow): Clarify.
5155 2001-04-18 Mark Mitchell <mark@codesourcery.com>
5157 * loop.c (load_mems): Examine all the instructions in the loop
5158 before concluding that all jumps branch to the first instruction
5161 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
5163 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
5165 2001-04-18 Jakub Jelinek <jakub@redhat.com>
5167 * cpp.texi (-Wwhite-space): Remove.
5168 (-Wall): -Wall does not imply -Wwhite-space.
5170 2001-04-17 Zack Weinberg <zackw@stanford.edu>
5172 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
5173 use it instead of blindly generating a .stabs.
5174 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
5176 * xcoffout.c: Don't bother defining default for N_CATCH.
5177 (UNKNOWN_STAB): Use internal_error.
5178 (stab_to_sclass): Remove now-unnecessary aborts.
5179 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
5181 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
5183 * jump.c (mark_all_labels): Canonicalize the tail recursion
5184 label attached to CALL_PLACEHOLDER insns.
5186 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5188 * output.h (dump_flow_info, free_basic_block_vars,
5189 which_alternative): Delete redundant prototypes.
5191 * rtl.h (bss_section): Likewise.
5193 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
5195 * dbxout.c (N_OPT): Define if not available from <stab.h>
5197 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
5199 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
5200 libraries and native K&R compilers.
5202 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5204 * c-typeck.c (convert_arguments): Don't check for width changes
5207 * invoke.texi (-Wtraditional): Update documentation.
5209 2001-04-16 Zack Weinberg <zackw@stanford.edu>
5211 * toplev.c (output_lang_identify): Delete.
5212 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
5213 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
5214 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
5215 after calling ASM_FILE_END.
5217 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
5218 Instead, unconditionally emit an N_OPT stab with string equal
5219 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
5221 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
5223 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
5224 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
5225 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
5226 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
5227 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
5228 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
5229 config/i370/i370.h, config/i386/beos-elf.h,
5230 config/i386/osf1elf.h, config/i386/osfrose.h,
5231 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
5232 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
5233 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
5234 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
5235 config/mips/iris6.h, config/mips/osfrose.h,
5236 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
5237 config/sparc/sp64-elf.h:
5238 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
5239 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
5241 * config/elfos.h, config/freebsd.h, config/linux.h,
5242 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
5243 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
5244 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
5245 of ASM_FILE_START which merely emit a .version directive. Delete
5246 definitions of ASM_FILE_END which merely emit an .ident directive.
5248 * config/avr/avr.h, config/vax/vax.h: Delete definition of
5249 ASM_IDENTIFY_GCC and move part of its logic into
5252 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
5253 config/sparc/linux-aout.h: Don't emit .version directive in
5256 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
5257 (output_file_start): Correct comment.
5259 * config/i386/osfrose.h: Don't emit trailing .ident directive.
5260 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
5262 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
5263 * config/rs6000/aix.h: Correct comment.
5265 * config/i386/i386afe.h: Delete.
5266 * config.gcc: Remove references to i386afe.h.
5268 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
5269 other macros deleted by this patch were undocumented.
5271 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
5273 * pa.md (reload_outdi): Operand 0 must be a non hard register.
5275 * pa.c (secondary_reload_class): SAR<->FP copies require a
5278 * install.texi (mips-mips-bsd): Update list of functions
5279 required to include memmove.
5280 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
5281 used functions to include memmove.
5283 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
5285 * i386.md (sqrtdf2): SFmode should be DFmode.
5287 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
5289 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
5290 (find_moveable_store): Likewise.
5292 2001-04-15 Jim Wilson <wilson@redhat.com>
5294 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
5296 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
5298 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
5299 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
5301 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
5303 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
5306 2001-04-14 Alan Modra <amodra@one.net.au>
5308 * pa.c (force_mode): New function.
5309 (emit_move_sequence): Use it instead of generating new rtx_REGs.
5311 2001-04-13 Jim Wilson <wilson@redhat.com>
5313 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
5314 (first_instruction): New static variable.
5315 (rtx_needs_barrier): Return 1 for alloc.
5316 (init_insn_group_barriers): Set first_instruction.
5317 (rws_sum): Delete duplicate definition.
5318 (group_barrier_needed_p): Return 0 when first_instruction true.
5319 (safe_group_barrier_needed_p): Save and restore first_instruction
5320 around group_barrier_needed_p call.
5322 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
5324 * expr.h (enum libfunc_index): Add LTI_memmove.
5325 (memmove_libfunc): Define macro.
5326 * optabs.c (init_optabs): Initialize memmove_libfunc.
5327 * expr.c (expand_assignment): Use memmove_libfunc instead of
5330 2001-04-13 Alan Modra <alan@linuxcare.com.au>
5332 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
5335 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5337 * Makefile.in (reg-stack.o): Depend on reload.h.
5338 (insn-attrtab.o): Depend on flags.h.
5340 * genattrtab (main): Include flags.h in insn-attrtab.c.
5342 * reg-stack.c: Include reload.h.
5344 * sparc.h (flag_pic): Delete redundant declaration.
5346 * output.h (flag_pic): Likewise.
5348 * tree.h (pedantic): Likewise.
5350 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5352 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
5354 * jump.c, regmove.c, toplev.c: Include reload.h.
5356 * reload.h (reload_cse_regs): Declare.
5358 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
5359 reload_cse_regs, init_reload, mark_home_live, reload,
5360 init_caller_save): Delete redundant prototypes.
5362 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5364 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
5366 * regclass.c, ssa.c: Include expr.h.
5368 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
5369 gen_move_insn): Delete redundant declarations.
5371 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5373 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
5374 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
5375 MAKEINFO and MAKEINFOFLAGS too.
5376 (stage4_build): Correctly order -B flags.
5378 2001-04-13 Alan Modra <amodra@one.net.au>
5380 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
5381 PIC_OFFSET_TABLE_SAVE_RTX.
5382 (zdepi_cint_p): Describe zdepi insn.
5383 Formatting and white space fixes throughout file.
5385 * pa.c (uint32_operand): Don't use long constant >= 2^32.
5386 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
5387 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
5388 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
5389 (output_64bit_and): Use plain `int's for shift counts.
5390 (output_64bit_ior): Likewise.
5391 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
5392 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
5395 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
5396 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
5397 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
5398 NEW_HP_ASSEMBLER into one. Kill warnings.
5400 * pa-gas.h: Delete file.
5401 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
5402 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
5403 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
5404 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
5406 * config/pa/mill32.S: New file.
5407 * config/pa/mill64.S: New file.
5408 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
5409 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
5410 * config/pa/t-linux64: New file.
5411 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
5412 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
5413 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
5415 * elfos.h (SELECT_SECTION): Undef before defining.
5416 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
5417 (LIB_SPEC): Remove -lmilli.
5418 (DBX_REGISTER_NUMBER): Remove.
5419 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
5420 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
5421 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
5422 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
5423 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
5424 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
5425 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
5426 TARGET_GAS): Define.
5427 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
5428 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
5429 regs if we don't have a prototype.
5430 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
5431 * pa.h (TARGET_ELF32): Default to 0 if undefined.
5432 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
5433 EH_RETURN_HANDLER_RTX): Define.
5434 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
5435 (DWARF_FRAME_REGNUM): Define.
5436 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
5437 * pa32-linux.h: New file.
5438 * pa64-linux.h: New file.
5440 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5441 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
5442 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
5443 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
5444 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
5445 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
5446 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
5447 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
5448 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
5449 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
5450 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
5451 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
5452 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
5453 * pa64-hpux.h: New file.
5454 (ASM_FILE_START): Correct typo.
5455 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
5456 * config.gcc: Modify for above.
5458 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
5460 * jump.c (jump_optimize_1): Don't delete dead stores here.
5461 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
5462 prior to running jump optimize before cse2.
5464 2001-04-12 Richard Henderson <rth@redhat.com>
5466 * Makefile.in (regmove.o): Depend on except.h.
5467 * regmove.c: Include it.
5469 2001-04-12 Stan Shebs <shebs@apple.com>
5471 * objc/objc-act.c: Remove all code ifdefed with the never-used
5472 macro OBJC_INT_SELECTORS.
5473 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
5474 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
5476 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
5478 * config/pa/quadlib.c: Add prototypes.
5480 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5482 * bitmap.h (debug_bitmap): Delete redundant prototype.
5484 * rtl.h (get_frame_size): Likewise.
5486 2001-04-12 Jim Wilson <wilson@redhat.com>
5488 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
5489 to just emit an fnorm.
5491 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5493 * c-common.h (truthvalue_conversion, type_for_mode,
5494 type_for_size): Delete redundant declarations.
5496 * c-lex.h (is_class_name): Likewise.
5498 * c-tree.h (pedantic, convert, getdecls, gettags,
5499 global_bindings_p, init_decl_processing, insert_block,
5500 maybe_build_cleanup, poplevel, print_lang_decl,
5501 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
5502 set_block, incomplete_type_error, build_function_call,
5503 lvalue_or_else, mark_addressable): Likewise.
5505 * expr.h (expand_tree_builtin): Likewise.
5507 2001-04-12 Mark Mitchell <mark@codesourcery.com>
5509 * invoke.texi: Document --param max-gcse-memory.
5511 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5513 * configure.in (errno): Check for declaration.
5514 * configure, config.in: Regenerated.
5516 * system.h (errno): Only declare if not already done.
5518 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5520 * recog.c (general_operand, immediate_operand,
5521 nonmemory_operand): Require CONST_INTs to be sign-extended
5522 values for their modes.
5524 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5526 * expmed.c (store_bit_field): Truncate CONST_INTs.
5527 (expand_mult_highpart, expand_divmod): Likewise.
5528 * expr.c (convert_modes, store_field): Likewise.
5529 * integrate.c (expand_inline_function): Use promote_mode() to
5530 determine whether to convert_modes() an argument as signed
5532 * optabs.c (expand_binop): Get CONST_INT operands
5533 sign-extended for their appropriate modes.
5534 * stmt.c (emit_case_nodes): Convert node values to the
5536 (expand_end_case): Convert minval and range to the appropriate
5538 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
5539 the iteration variable.
5540 * varasm.c (immed_double_const): Don't require words to be
5541 narrower than host wide ints to properly sign-extend
5544 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
5546 * sh.md (builtin_setjmp_receiver): New expander.
5548 2001-04-12 David Edelsohn <dje@watson.ibm.com>
5550 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
5551 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
5552 for generating CONST_INT and CONST_DOUBLE.
5554 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5556 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
5557 already sign-extended.
5558 (rs6000_emit_prologue): Make register iterator signed.
5559 (rs6000_emit_epilogue): Likewise.
5560 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
5562 (movsf split, movdf split): Sign-extend CONST_INTs.
5563 (movdi splits): Likewise.
5565 2001-04-12 Kelley Cook <kelley.cook@home.com>
5567 * config-lang.in (lang_dirs): Add in zlib.
5569 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
5571 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
5572 operands that make it to RTL.
5574 2001-04-11 Stan Shebs <shebs@apple.com>
5576 Add Darwin (Mac OS X kernel) native support.
5577 * config.gcc (powerpc-*-darwin*): Add native bits.
5578 * config/darwin.c: New file, generic Darwin support functions.
5579 * config/darwin.h: New file, generic Darwin definitions.
5580 * config/darwin-protos.h: New file, generic Darwin prototypes.
5581 * rs6000/darwin.h: New file, Darwin for PowerPC.
5582 * rs6000/t-darwin: New file, Darwin makefile fragment.
5583 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
5584 (TARGET_MACHO): Ditto.
5585 (rs6000_abi): Add ABI_DARWIN.
5586 (RS6000_REG_SAVE): Add ABI_DARWIN case.
5587 (RS6000_SAVE_AREA): Ditto.
5588 (FP_ARG_MAX_REG): Ditto.
5589 (RETURN_ADDRESS_OFFSET): Ditto.
5590 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
5592 (rs6000_emit_move): Add ABI_DARWIN cases.
5593 (print_operand): Ditto.
5594 (first_reg_to_save): Ditto.
5595 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
5596 (debug_stack_info): Ditto.
5597 (rs6000_emit_prologue): Ditto.
5598 (rs6000_emit_epilogue): Ditto.
5599 (output_profiler_hook): Ditto.
5600 (output_function_profiler): Ditto.
5601 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
5602 (output_mi_thunk): Add TARGET_MACHO case.
5603 (add_compiler_stub): Ditto.
5604 (output_compiler_stub): Ditto.
5605 (no_previous_def): Ditto.
5606 (output_call): Ditto.
5607 (machopic_output_stub): Ditto.
5608 (rs6000_machopic_legitimize_pic_address): Ditto.
5609 (toc_section): Ditto.
5610 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
5611 (macho_high): Ditto.
5614 (load_macho_picbase): Ditto.
5615 (call): Add TARGET_MACHO case to modify function.
5616 (call_value): Ditto.
5617 (call_nonlocal_sysv): Add ABI_DARWIN case.
5618 (call_value_nonlocal_sysv): Ditto.
5619 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
5621 (machopic_output_stub): Ditto.
5622 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
5624 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5626 * dwarf2out.c (modified_type_die): Don't create new types here.
5627 * tree.h (get_qualified_type): New function.
5628 (build_qualified_type): Adjust comment.
5629 * tree.c (get_qualified_type): New function.
5630 (build_qualified_type): Use it.
5632 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5634 * cpp.texi (-Wtraditional): Update description.
5636 * invoke.texi (-Wtraditional): Likewise.
5638 2001-04-11 Jim Wilson <wilson@redhat.com>
5640 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
5641 requires more than 64 bits of alignment.
5643 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
5645 * cpplib.c (do_line): Sanity check iff enable checking.
5647 2001-04-11 Richard Henderson <rth@redhat.com>
5649 * Makefile.in (insn-recog.o): Depend on toplev.h.
5650 (insn-emit.o, doloop.o): Likewise.
5651 * genrecog.c, genemit.c: Include toplev.h in generated file.
5652 * doloop.c: Include toplev.h.
5654 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5656 * Makefile.in (gcse.o): Depend on params.h.
5657 * gcse.c: Include params.h.
5658 (gcse_main): Don't do GCSE if doing so will take inordinate
5660 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
5661 * params.h (MAX_GCSE_MEMORY): New macro.
5663 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5665 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
5667 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
5669 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5671 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
5673 * real.h (ereal_atof, real_value_truncate, target_isnan,
5674 target_isinf, target_negative, assemble_real, debug_real): Delete
5675 redundant prototypes.
5677 * Makefile.in (ifcvt.o): Depend on toplev.h.
5679 * c-semantics.c: Include expr.h.
5681 * ifcvt.c: Include toplev.h.
5683 * expr.h (rtx_equal_p): Delete prototype.
5685 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
5686 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
5687 eliminate_constant_term, expand_complex_abs, find_single_use,
5688 make_tree, init_expr_once, init_optabs, supports_one_only):
5691 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
5692 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
5693 expand_assignment, store_expr, emit_line_note_after,
5694 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
5696 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
5698 * sparc-protos.h: Delete redundant prototypes.
5700 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
5702 * reload.c (push_reload): Add condition missed in SUBREG byte
5705 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5707 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
5709 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
5711 * i386.md (floatsisf_sse): Fix output template
5712 * i386.c (ix86_expand_fp_movcc)
5714 * reg-stack.c (emit_pop_insn): Handle complex modes.
5715 (move_for_stack_reg): Emit proper move mode.
5716 (subst_stack_regs_pat): Handle complex modes.
5718 2001-04-11 Jakub Jelinek <jakub@redhat.com>
5720 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
5722 2001-04-10 Richard Henderson <rth@redhat.com>
5724 * libgcc2.h (__terminate_func_ptr): Remove typedef.
5725 (__pure_virtual, __terminate, __terminate_set_func,
5726 __default_terminate, __throw_type_match, __empty,
5727 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
5728 __eh_rtime_match, __unwinding_cleanup, __rethrow,
5729 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
5730 Remove prototypes of deleted functions.
5732 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5734 * c-typeck.c (convert_arguments): -Wtraditional now activates
5735 -Wconversion warnings, except for changes in signed-ness.
5736 Detect complex<->int & int<->complex conversions as well.
5738 * invoke.texi (-Wtraditional): Document it.
5740 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5742 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
5743 * flow.c (set_block_for_new_insns): Remove needless cast and
5744 properly check for unset block number.
5746 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
5748 * function.c (purge_single_hard_subreg_set): Only check REGNO if
5749 the subreg was a hard register. Pseudos are left as subregs.
5751 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5753 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
5754 (LIB2ADD_ST): New macro, pass it to mklibgcc.
5755 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
5756 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
5757 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
5759 2001-04-09 Bo Thorsen <bo@suse.co.uk>
5761 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
5763 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5765 * output.h (set_block_num): Missed it earlier, remove deprecated
5768 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5770 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
5771 (load_killed_in_block_p): Change bb parameter from int to basic_block.
5772 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
5773 (handle_rd_kill_set): Change bb parameter from int to basic_block.
5774 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
5775 (expr_killed_p): Change bb parameter from int to basic_block, pass
5776 basic_blocks instead of ints as parameters.
5777 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
5778 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
5779 from int to basic_block, pass basic_blocks instead of ints as parms.
5780 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
5781 parameter from int to basic_block, pass basic_blocks instead of ints.
5782 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
5783 (insert_insn_end_bb): Change bb parameter from int to basic_block,
5784 pass basic_blocks instead of ints.
5785 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
5786 basic_blocks instead of ints as parameters.
5787 (pre_delete): Pass basic_blocks instead of ints as parameters.
5788 (hoist_expr_reaches_here_p): Change bb parameter from int to
5789 basic_block, pass basic_blocks instead of ints.
5790 (hoist_code): Pass basic_blocks instead of ints as parameters.
5791 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
5792 Change bb parameter from int to basic_block.
5793 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
5794 (insert_insn_start_bb): Change bb parameter from int to basic_block,
5795 pass basic_blocks instead of ints.
5796 (insert_store): Pass basic_blocks instead of ints as parameters.
5797 (replace_store_insn, delete_store): Change bb parameter from int to
5798 basic_block, pass basic_blocks instead of ints.
5799 (store_motion): Pass basic_blocks instead of ints as parameters.
5801 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5803 * basic-block.h (set_new_block_for_insns): New Prototype.
5804 (set_block_num): Delete prototype.
5805 * flow.c (set_block_num): Remove obsolete function.
5806 (set_block_for_new_insns): Set BB for single or multiple insns.
5807 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
5808 (process_insn_end_bb): Use set_block_for_new_insns or
5809 set_block_for_insn instead of set_block_num.
5810 (pre_insert_copy_insn): Use set_block_for_new_insns.
5811 (update_ld_motion_stores): Use set_block_for_new_insns.
5812 (insert_insn_start_bb): Use set_block_for_new_insns.
5813 (replace_store_insn): Use set_block_for_new_insns.
5815 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5816 Jeff Law <law@redhat.com>
5818 * alias.c (get_addr): Externalize.
5819 (canon_true_dependence): New function. Behaves like true_dependance
5820 except it already assumes a MEM has been canonicalized.
5821 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
5822 * gcse.c (struct ls_expr): Add load/store expressions structure.
5823 (modify_mem_list, canon_modify_mem_list): New variable.
5824 (gcse_main): Initialize & finalize alias analysis. Use enhanced
5825 load motion and store motion if requested.
5826 (alloc_gcse_mem): Allocate space for modify_mem_list array.
5827 (free_gcse_mem): Free the modify_mem_list array.
5828 (oprs_unchanged_p): Use load_killed_in_block_p.
5829 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
5830 (mems_conflict_for_gcse_p): New function. Don't kill loads
5831 with stores to themselves if its in the load/store expression list.
5832 (load_killed_in_block_p): New function.
5833 (canon_list_insert): New Function.
5834 (record_last_mem_set_info): Keep a list of all instructions which
5835 can modify memory for each basic block.
5836 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
5837 (oprs_not_set_p): Use load_killed_in_block_p.
5838 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
5839 (expr_killed_p): Use load_killed_in_block_p.
5840 (compute_transp): Do not pessimize memory references.
5841 (pre_edge_insert): Update stores for a load motion expression.
5842 (one_pre_gcse_pass): Check loads/stores for extra load motion.
5843 (ldst_entry): Find or create a ldst_expr structure.
5844 (free_ldst_entry): Free memory for an individual item.
5845 (free_ldst_mems): Free entire load/store expression list.
5846 (print_ldst_list): Print debug info.
5847 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
5848 (enumerate_ldsts): Assign integer values to each entry in list.
5849 (first_ls_expr): First expression in the list.
5850 (next_ls_expr): Next expression in the list.
5851 (simple_mem): Check if expression qualifies for ld/st expression list.
5852 (invalidate_any_buried_refs): Remove from expression list if its
5853 used in some other way we dont understand.
5854 (compute_ld_motion_mems): Find all potential enhanced load motion
5856 (trim_ld_motion_mems): Remove any expressions which are invalid.
5857 (update_ld_motion_stores): Copy store values to registers for loads
5858 which have been moved.
5859 (regvec, st_antloc, num_store): New global statics.
5860 (reg_set_info): Marks registers as set.
5861 (store_ops_ok): Verfies registers expressions are valid in a block.
5862 (find_moveable_store): Look for moveable stores in a pattern.
5863 (compute_store_table): Find stores in a function worth moving, maybe.
5864 (load_kills_store): Check dependance of a load and store.
5865 (find_loads): Find any loads in a pattern.
5866 (store_killed_in_insn): Check if a store is killed in an insn.
5867 (store_killed_after): Check is store killed after an insn in a block.
5868 (store_killed_before): Check is store killed before an insn in a block.
5869 (build_store_vectors): Generate the antic and avail vectors.
5870 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
5871 (insert_store): Add a store to an edge.
5872 (replace_store_insn): Replace a store with a SET insn.
5873 (delete_store): Delete a store insn.
5874 (free_store_memory): Free memory.
5875 (store_motion): Perform store motion.
5876 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
5877 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
5878 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
5879 (f_options): Add gcse-lm and gcse-sm.
5881 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
5883 * i386.c (expand_fp_movcc): Fix condition reversal code.
5885 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
5886 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
5887 (CLASS_MAX_NREGS): Use it.
5889 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
5890 handle properly complex values.
5891 (CLASS_MAX_NREGS): Likewise; update comment.
5893 2001-04-05 Bernd Schmidt <bernds@redhat.com>
5895 * ia64.c (ia64_flag_schedule_insns2): New variable.
5896 (ia64_override_options): Initialize it. Clear
5897 flag_schedule_insns_after_reload.
5898 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
5900 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
5902 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
5903 Do not require source to match destination anymore;
5904 Add abort to the nontrivial cases that should be handled by split.
5905 (fix_trunc?fdi): Add SSE case for x86_64.
5906 (floatdi?f): Likewise.
5907 (floatdi?f_sse): New.
5908 (fix_trunc?fdi_sse): New.
5910 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
5912 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
5913 (DEBUG_ARANGES_END_LABEL): Ditto.
5914 (dwarfout_init): Generate length and version fields at the start
5915 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
5916 after the length field.
5917 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
5918 the .debug_aranges info.
5920 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5922 * i386.c (call, call_value): Make sure that resulting call_insn
5923 does have proper second operand.
5925 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
5927 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
5928 function. Remove include of sys/cygwin.h.
5930 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
5932 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
5933 (CPP_SPEC): Always search */include/w32api for header files.
5934 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
5935 (LINK_SPEC): Add "cyg" to the library search prefixes.
5937 2001-04-08 Philip Blundell <philb@gnu.org>
5939 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
5941 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
5943 * cpperror.c (print_location): Don't special case <stdin>.
5944 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
5945 WARNING, but we don't check if we're in system headers.
5946 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
5947 * cpplib.c (do_warning): Warn in system headers.
5949 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
5951 * mbchar.c: Include config.h first.
5953 2001-04-07 Zack Weinberg <zackw@stanford.edu>
5955 * config.gcc: Set default for xmake_file at top, not bottom.
5956 Change places that set xmake_file to "none" to set to the
5957 empty string instead, or remove them entirely if there is no
5958 default xmake_file for this cpu_type. Remove references to
5961 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
5962 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
5963 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
5964 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
5965 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
5966 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
5967 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
5968 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
5969 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
5970 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
5973 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
5974 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
5975 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
5976 config/mips/x-sysv, config/rs6000/x-aix31:
5977 Just set CLIB to -lld or -lmld, as appropriate.
5979 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
5980 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
5981 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
5982 config/mips/x-iris, config/pa/x-pa:
5983 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
5984 OTHER_FIXINCLUDES_DIRS.
5986 * config/i386/x-djgpp: Don't set LN or LN_S.
5987 * config/m88k/x-dolph: Don't define __m88k__.
5988 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
5989 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
5990 * config/i860/fx2800.h: No need to #undef SVR4.
5992 38 x-host fragments remain, 2 x-cpu.
5994 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5996 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
5998 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6000 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
6002 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6004 * configure.in: Add check for lstat.
6005 * configure, config.in: Regenerate.
6006 * cppinit.c (append_include_chain): Make empty path ".".
6007 * cpplib.c (do_line): Don't simplify #line paths.
6008 * cppfiles.c (remove_component_p): New function.
6009 (find_or_create_entry): Acknowledge stat () errors during
6010 path simplification.
6011 (handle_missing_header): Don't simplify paths.
6012 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
6013 the empty path untouched. Don't leave a trailing '/'.
6015 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
6017 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
6018 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
6020 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6022 * cppfiles.c (open_file): Fail directories silently, but
6023 with an errno of NOENT set.
6024 (read_include_file): Move the common exit code to the sole
6025 caller. Return an int indicating success or failure. Let
6026 open_file handle directories.
6027 (stack_include_file): If read_include_file fails,
6028 push a "null" buffer.
6030 2001-04-05 DJ Delorie <dj@redhat.com>
6032 * function.h (virtuals_instantiated): Declare.
6033 * function.c: (virtuals_instantiated): Make global.
6034 * calls.c (emit_library_call_value_1): Use
6035 virtual_outgoing_args_rtx only if it hasn't been instantiated.
6036 Otherwise, use the stack pointer directly.
6038 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
6040 * i386.c (x86_initialize_trampoline): New global function.
6041 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
6042 (INITIALIZE_TRAMPOLINE): Move offline.
6043 * i386-protos.h (x86_initialize_trampoline): Declare.
6045 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
6047 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
6048 (lea_0): Rename to lea_1.
6049 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
6050 (lea_general_?): Allow SImodes on TARGET_64BIT
6051 (lea_general_?_zext): New patterns.
6052 (call_1, call_1_rex64): Fix.
6054 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
6056 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
6058 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
6060 * i386.c (function_arg): Return constm1_rtx for last argument.
6061 (ix86_expand_prologue): Update gen_call calls.
6062 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
6063 * i386.md (call_pop): Likewise.
6064 (call): Second operand is VOIDmode.
6065 (call_0): Likewise; Support 64bits.
6066 (call_exp): New expander.
6067 (call_1): Get to the sync.
6068 (call_1_exp): New pattern.
6069 (call_value): Support 64bit.
6070 (call_value_exp): New pattern.
6071 (untyped_call): Update gen_call call.
6072 (call_value_pop): Disable for 64bit.
6073 (call_value_0_rex64): New pattern.
6074 (call_value_1_rex64): Likewise.
6076 2001-04-05 Bo Thorsen <bo@suse.de>
6078 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
6080 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
6082 * i386.md (*andsi_1+3): If used after reload, make sure the operand
6083 satisfies ANY_QI_REG_P.
6085 2001-04-05 Bernd Schmidt <bernds@redhat.com>
6087 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
6090 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
6093 2001-04-04 Zack Weinberg <zackw@stanford.edu>
6095 * config.gcc: Remove default for xm_file. Clean up local
6096 machine type handling. Remove settings of xm_file to
6097 something that doesn't exist. In the big switch, set xm_file,
6098 don't append to it (the value before the big switch is always
6099 null). Don't force build_xm_file or host_xm_file to have a value.
6100 * configure.in: Remove default for xm_file. Do not special
6101 case $cpu/xm-$cpu.h not existing.
6102 * configure: Regenerate.
6104 2001-04-04 Diego Novillo <dnovillo@redhat.com>
6106 * simplify-rtx.c (simplify_binary_operation): Check for overflow
6107 when folding integer division and modulo operations.
6109 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
6111 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
6112 instead of DWARF2_ADDR_SIZE for EH addresses.
6113 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
6116 2001-04-04 Richard Henderson <rth@redhat.com>
6118 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
6119 * config/ia64/t-glibc (LIB2ADDEH): Disable.
6120 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
6122 2001-04-04 Richard Henderson <rth@redhat.com>
6124 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
6125 * configure: Rebuilt.
6127 2001-04-04 Jakub Jelinek <jakub@redhat.com>
6129 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
6130 push insns to delete to it instead of deleting them.
6131 (delete_null_pointer_checks): Delete insns from delete_list after
6132 all delete_null_pointer_checks_1 passes are done.
6134 2001-04-04 Richard Henderson <rth@redhat.com>
6136 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
6137 * configure: Rebuilt.
6139 2001-04-04 Zack Weinberg <zackw@stanford.edu>
6141 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
6142 * config/romp/xm-romp.h: Delete.
6144 2001-04-04 Bernd Schmidt <bernds@redhat.com>
6146 * sched-deps.c (sched_analyze_insn): Partially revert March 27
6149 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6151 * emit-rtl.c (mark_label_nuses) Increment the label uses for
6152 all labels present in rtx.
6153 (try_split) Call new function for all split insns.
6155 2001-04-04 Jakub Jelinek <jakub@redhat.com>
6157 * recog.c (validate_replace_rtx_1): Instead of aborting just make
6158 sure the change won't be validated.
6160 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
6162 * rtl.h (set_noop_p): Declare.
6163 * flow.c (set_noop_p): Move from here ...
6164 * rtlanal.c (set_noop_p): ... to here and enhance.
6165 * cse.c (delete_trivially_dead_insns): Use it.
6166 * gcse.c (hash_scan_set): Likewise.
6167 * jump.c (delete_noop_moves): Likewise.
6168 * recog.c (split_all_insns): Likewise.
6170 2001-04-04 Alan Modra <alan@linuxcare.com.au>
6172 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
6173 stack pointer via a LO_SUM. Ditto for setting a temp register
6174 used to save to the stack. Set cfa_temp when setting fp, and
6175 allow matches to cfa_temp in addition to cfa_store when saving
6176 regs. Handle POST_INC and LO_SUM register stores. Document the
6177 changes and errors in rule 12 doco.
6179 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
6180 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
6181 (load_reg): Move closer to epilogue code.
6182 (DO_FRAME_NOTES): Define to control the following..
6183 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
6184 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
6186 (hppa_expand_epilogue): Likewise.
6188 2001-04-03 Richard Henderson <rth@redhat.com>
6190 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
6191 * configure: Rebuild.
6193 2001-04-03 Richard Henderson <rth@redhat.com>
6195 * rtl.h (LCT_THROW): New.
6196 * calls.c (emit_library_call_value_1): Handle it.
6197 * except.c (connect_post_landing_pads): Use it.
6199 2001-04-03 Zack Weinberg <zackw@stanford.edu>
6201 * gansidecl.h: Delete file.
6202 * configure.in: Change all refs to gansidecl.h to use
6203 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
6205 * configure: Regenerate.
6207 * Makefile.in (intl.o): Don't depend on gansidecl.h.
6208 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
6209 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
6210 Don't include gansidecl.h.
6211 * intl.c, main.c, version.c, fixinc/fixlib.h,
6212 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
6215 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
6217 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
6220 2001-04-03 Zack Weinberg <zackw@stanford.edu>
6222 * config/i386/xm-beos.h, config/i386/xm-isc.h,
6223 config/i386/xm-next.h, config/i386/xm-sco.h,
6224 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
6225 config/m88k/xm-m88k.h: Delete.
6227 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
6228 * config/romp/xm-romp.h: Don't define bcopy.
6229 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
6230 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
6232 * config.gcc: Remove references to deleted files.
6234 14 xm-host.h remain, 1 xm-cpu.h.
6236 2001-04-03 Jakub Jelinek <jakub@redhat.com>
6237 David S. Miller <davem@pierdol.cobaltmicro.com>
6238 Andrew MacLeod <amacleod@redhat.com>
6240 Use byte offsets in SUBREGs instead of words.
6242 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
6243 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
6244 to pass new argument.
6245 (add_stored_regs): Use subreg_regno_offset function.
6246 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
6248 (precompute_arguments): Use gen_lowpart_SUBREG.
6249 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
6250 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
6251 (simplify_set): Rework to use SUBREG_BYTE.
6252 (expand_field_assignment): Use SUBREG_BYTE.
6253 (make_extraction): Use SUBREG_BYTE.
6254 (if_then_else_cond): Use SUBREG_BYTE.
6255 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
6256 (gen_lowpart_for_combine): Compute full byte offset.
6257 * cse.c (mention_regs): Use SUBREG_BYTE.
6258 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
6259 (canon_hash): Use SUBREG_BYTE.
6260 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
6261 (gen_lowpart_if_possible): Formatting.
6262 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
6264 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
6265 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6266 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6267 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
6268 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6269 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6270 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
6271 certain invariants about SUBREGs the compiler creates.
6272 (gen_lowpart_SUBREG): New function.
6273 (subreg_hard_regno): New function to get the final register number.
6274 (gen_lowpart_common): Use SUBREG_BYTE.
6275 (gen_imagpart): Spacing nits.
6276 (subreg_realpart_p): Use SUBREG_BYTE.
6277 (gen_highpart): Use SUBREG_BYTE.
6278 (subreg_lowpart_p): Always compute endian corrected goal offset,
6279 even at the byte level, then compare against that.
6280 (constant_subword): New function, pulled out all constant cases
6281 from operand_subword and changed second argument name to offset.
6282 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
6283 and call constant_subword to do the work. Return const0_rtx if
6284 looking for a word outside of OP.
6285 (operand_subword_force): Change second arg name to offset.
6286 * expmed.c (store_bit_field): Use SUBREG_BYTE.
6287 (store_split_bit_field): Use SUBREG_BYTE.
6288 (extract_bit_field): Use SUBREG_BYTE.
6289 (extract_split_bit_field): Use SUBREG_BYTE.
6290 (expand_shift): Use SUBREG_BYTE.
6291 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
6292 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
6293 * flow.c (set_noop_p): Use SUBREG_BYTE.
6294 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
6295 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
6296 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
6298 (optimize_bit_field): Use SUBREG_BYTE.
6299 (purge_addressof_1): Use SUBREG_BYTE.
6300 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
6301 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
6302 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
6303 * gengenrtl.c (special_rtx): Add SUBREG.
6304 * global.c (mark_reg_store): Use SUBREG_BYTE.
6305 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
6306 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
6307 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
6308 final byte offset is congruent to subreg's mode size.
6309 (subst_constants): Use SUBREG_BYTE.
6310 (mark_stores): Use subreg_regno_offset function.
6311 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
6312 function and SUBREG_BYTE.
6313 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
6314 (reg_is_born): Use subreg_hard_regno.
6315 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
6316 endian correction code. Don't combine subregs unless resulting
6317 offset aligns with type. Fix subreg constant extraction for DImode.
6318 Simplify SUBREG of VOIDmode CONST_DOUBLE.
6319 (general_operand): Remove dead mode_altering_drug code.
6320 (indirect_operand): Use SUBREG_BYTE.
6321 (constrain_operands): Use subreg_regno_offset function.
6322 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
6323 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
6324 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
6325 * regs.h (REG_SIZE): Allow target to override.
6326 (REGMODE_NATURAL_SIZE): New macro which target can override.
6327 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
6328 on the entire subreg rtx.
6329 (push_reload): Use SUBREG_BYTE in comments and code.
6330 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
6331 for hard registers inside subregs.
6332 (operands_match_p): Use subreg_regno_offset.
6333 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
6334 containing hard regs.
6335 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
6336 corrections when fixing up MEM subregs.
6337 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
6338 subreg_regno_offset where appropriate.
6339 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
6340 byte endian corrections when fixing up MEM subregs.
6341 (subst_reloads): When combining two subregs, make sure final
6342 offset is congruent to subreg's mode size.
6343 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
6344 (refers_to_regno_for_reload_p): Use subreg_regno.
6345 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
6346 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
6347 correction code for memory subreg fixups.
6348 (forget_old_reload_1): Use subreg_regno_offset.
6349 (choose_reload_regs): Use subreg_regno.
6350 (emit_input_reload_insns): Use SUBREG_BYTE.
6351 (reload_combine_note_store): Use subreg_regno_offset.
6352 (move2add_note_store): Use subreg_regno_offset.
6353 * resource.c (update_live_status, mark_referenced_resources): Use
6354 subreg_regno function.
6355 (mark_set_resources): Use subreg_regno function.
6356 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
6357 (subreg_regno_offset, subreg_regno): Define prototypes.
6358 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
6359 (gen_lowpart_SUBREG): Add prototype.
6360 * rtl.texi (subreg): Update to reflect new byte offset representation.
6361 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
6362 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
6363 (reg_overlap_mentioned_p): Use subreg_regno.
6364 (replace_regs); Make sure final offset of combined subreg is
6365 congruent to size of subreg's mode.
6366 (subreg_regno_offset): New function.
6367 (subreg_regno): New function.
6368 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
6369 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
6370 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
6371 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
6372 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
6373 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
6374 (a29k_get_reloaded_address): Use SUBREG_BYTE.
6375 (print_operand): Use SUBREG_BYTE.
6376 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
6377 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
6378 (arm_reload_out_hi): Use SUBREG_BYTE.
6379 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
6380 instead of SUBREG_WORD.
6381 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
6382 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
6383 SUBREG creation to use byte offset.
6384 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
6385 inverted load insns): Fix explicit rtl subregs to use byte
6387 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
6388 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
6389 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
6390 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
6391 to use byte offsets.
6392 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
6393 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
6394 offsets, also make sure it is congruent to SUBREG's mode size.
6395 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
6396 unnamed ldob insn): Generate SUBREGs with byte offset.
6397 (zero_extendqihi2): SUBREG's are byte offsets.
6398 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
6399 (m68hc11_gen_highpart): Use SUBREG_BYTE.
6400 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
6401 zero-extendqisi2): Generate SUBREGs with byte offset.
6402 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
6403 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
6404 subregs in rtl to use byte offsets.
6405 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
6406 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
6407 (mips_move_2words): Use subreg_regno_offset.
6408 (mips_secondary_reload_class): Use subreg_regno_offset.
6409 * config/mips/mips.md (DImode plus, minus, move, and logical op
6410 splits): Fixup explicit subregs in rtl to use byte offsets.
6411 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
6412 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
6413 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
6414 rtl to use byte offsets.
6415 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
6416 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
6417 subregs to use byte offsets.
6418 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
6419 Fixup explicit subregs in rtl to use byte offsets.
6420 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
6421 and remove byte endian correction code.
6422 * config/sh/sh.c (output_movedouble): Use subreg_regno.
6423 (gen_ashift_hi): Use SUBREG_BYTE.
6424 (regs_used): Use subreg_regno_offset.
6425 (machine_dependent_reorg): Use subreg_regno_offset.
6426 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
6427 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
6428 (movdf_i4): Subregs are byte offsets now.
6429 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
6430 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
6431 (REGMODE_NATURAL_SIZE): Override.
6432 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
6433 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
6435 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
6436 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
6437 extendqidi2): Generate SUBREGs with byte offsets, also make sure
6438 it is congruent to SUBREG's mode size.
6439 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
6441 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
6442 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
6443 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
6444 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
6445 * config/v850/v850.c (print_operand, output_move_double): Use
6446 subreg_regno function.
6448 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
6450 * configure.in (target_subdir): Use target_alias, not target.
6451 * configure: Rebuilt.
6453 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
6455 * config/sh/crti.asm: Fix typos in comments.
6457 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6459 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
6460 TARGET_FAST_INDIRECT_CALLS.
6461 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
6463 (return_addr_rtx): Short circuit export stub matching when
6464 TARGET_NO_SPACE_REGS.
6465 (output_millicode_call): For out of range calls, make -fPIC
6466 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
6467 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
6468 * pa.md: Modify length attr calculation of all millicode insns to
6471 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
6473 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
6474 Require at least 2.11 in the version test. Specifically check
6475 for and reject GAS version 2.10.90.
6476 * configure: regenerate.
6478 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6480 * pa.c (override_options): Remove PIC profiling warning.
6481 (hp_profile_labelno): Delete.
6482 (hp_profile_label_rtx): Delete.
6483 (hp_profile_label_name): Delete.
6484 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
6485 (output_function_prologue): Remove profiling code and all tests on
6486 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
6487 merge_sp_adjust_with_store can work for PIC and profiling.
6488 (hppa_expand_epilogue): Remove profile_flag test.
6489 (hppa_can_use_return_insn_p): Likewise.
6490 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
6491 cater for PROFILE_HOOK.
6492 (hppa_profile_hook): New function.
6493 * pa.h (FUNCTION_PROFILER): Now does nothing.
6494 (PROFILE_HOOK): Define.
6495 (hppa_profile_hook): Declare.
6496 (PROFILE_BEFORE_PROLOGUE): Delete.
6497 (ASM_OUTPUT_REG_PUSH): Delete.
6498 (ASM_OUTPUT_REG_POP): Delete.
6499 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
6500 r24. Accept function name operand, and use this and a locally
6501 generated label to calculate pc-rel offset to func start.
6503 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6505 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
6506 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
6509 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6511 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
6512 LO_SUM cases to where they belong.
6514 2001-04-02 Richard Henderson <rth@redhat.com>
6516 * except.h (lang_eh_type_covers): Mark extern.
6517 (lang_eh_runtime_type): Likewise.
6519 2001-04-02 Zack Weinberg <zackw@stanford.edu>
6521 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
6522 gengenrtl.c: Wrap generated header in multiple-include guard.
6523 Improve error checking.
6525 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6527 * configure.in: Don't check for putenv.
6528 * configure: Regenerate.
6529 * gcc.c (putenv): Don't define.
6530 * vax/xm-vms.h: Handle putenv.
6532 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6534 * ifcvt.c (noce_emit_move_insn): New.
6535 (noce_try_store_flag, noce_try_store_flag_constants,
6536 noce_try_store_flag_inc, noce_try_store_flag_mask,
6537 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
6538 noce_try_abs): Use it.
6539 (noce_process_if_block): Likewise.
6540 For STRICT_LOW_PART, take mode from its SUBREG.
6542 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6544 * fold-const.c (fold): Before optimizing unsigned comparison with
6545 0x7fffffffU, make sure arg0 is integral type.
6547 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
6549 * c-tree.texi: Document representation of wide strings.
6551 2001-04-01 Richard Henderson <rth@redhat.com>
6553 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
6555 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
6557 * i386.md: remove obsoleted comments.
6558 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
6559 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
6560 fix output template.
6562 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
6564 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
6566 2001-03-30 Bernd Schmidt <bernds@redhat.com>
6568 * loop.c (load_mems): When generating a load from a pseudo, update
6571 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6573 * i386.c (ix86_split_long_move): Use change address to compensate
6574 stack pointer change in push instruction.
6576 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6578 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
6579 instead of rtx_equal_p; fix the output template.
6581 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
6583 * i386.c (ix86_expand_setcc): Support 64bit.
6584 (ix86_expand_int_movcc): Likewise.
6585 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
6588 * i386.md (allocate_stack_worker): Turn to expander.
6589 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
6591 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
6593 2001-03-29 Richard Henderson <rth@redhat.com>
6595 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
6597 2001-03-28 Matthew Hiller <hiller@redhat.com>
6599 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
6602 * MAINTAINERS: Added self.
6604 2001-03-28 Richard Henderson <rth@redhat.com>
6606 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
6607 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
6609 2001-03-28 Jim Wilson <wilson@redhat.com>
6611 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
6614 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6616 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
6618 * tradcif.y (yyerror): Likewise. Add format specifier in call to
6621 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
6623 2001-03-28 DJ Delorie <dj@redhat.com>
6625 * Makefile.in (stage1_build): Revert CFLAGS patch.
6627 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
6629 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
6630 when multiplier or multiplicand is zero.
6632 2001-03-28 Bernd Schmidt <bernds@redhat.com>
6634 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
6636 * config/ia64/ia64.c (update_set_flags): New function, broken out of
6638 (set_src_needs_barrier): Likewise.
6639 (rtx_needs_barrier): For SET case, use these two functions. Rework
6640 PARALLEL case to handle all inputs before all outputs.
6641 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
6642 saw a label and no stop bit since then.
6643 (maybe_rotate, process_epilogue): Add prototypes.
6645 2001-03-28 Richard Henderson <rth@redhat.com>
6647 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
6648 not TARGET_TOC for special toc restore handling.
6649 * config/rs6000/rs6000.md (eh_return): Likewise.
6651 2001-03-28 Richard Henderson <rth@redhat.com>
6653 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
6654 current_function_calls_eh_return.
6655 (output_function_epilogue): Handle eh_return.
6656 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
6657 (EH_RETURN_DATA_REGNO): New.
6658 (EH_RETURN_STACKADJ_RTX): New.
6659 (EH_RETURN_HANDLER_RTX): New.
6660 * config/sparc/sparc.md (call/short branch peepholes): Check
6661 can_throw_internal instead of in_same_eh_region.
6663 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
6664 for eh_return data registers.
6665 (rs6000_emit_prologue): Save eh_return data registers.
6666 (rs6000_emit_epilogue): Force inline restores if eh_return.
6667 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
6668 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
6669 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
6670 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
6671 the target uses one.
6672 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
6673 (return_eh_si, return_eh_di): Remove.
6674 (eh_return): New, from corpse of eh_epilogue.
6675 (eh_set_lr_si, eh_set_lr_di): New.
6677 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
6678 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
6679 True for pic register if current_function_calls_eh_return.
6680 (ix86_expand_epilogue): Change "emit_return" argument into "style".
6681 Handle eh_return requirements.
6682 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
6683 (EH_RETURN_STACKADJ_RTX): New.
6684 * config/i386/i386.md (exception_receiver): Remove.
6685 (eh_return, eh_return_1): New.
6686 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6688 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
6689 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
6690 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
6691 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
6692 (EH_RETURN_DATA_REGNO): New.
6693 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
6694 * config/alpha/alpha.md (eh_epilogue): Remove.
6695 (exception_receiver): Use $26 for ldgp input.
6696 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6698 2001-03-28 Richard Henderson <rth@redhat.com>
6700 * except.c: Rewrite entirely for IA-64 ABI exception handling.
6701 * except.h: Likewise.
6703 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
6704 (LIB2ADDEHDEP): New.
6705 (LIB2FUNCS_EH): Remove.
6706 (LIB2ADD): Remove LIB2ADDEH.
6707 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
6708 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
6709 (crt{begin,end}[S].o): Likewise.
6710 (except.o): Update includes.
6711 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
6712 (libgcc2_c_dep): Use LIB2ADDEHDEP.
6714 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
6715 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
6716 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
6717 * builtins.c (expand_builtin): Implement it.
6718 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
6719 * c-common.c (c_common_nodes_and_builtins): Declare it.
6720 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
6721 * calls.c (libfunc_nothrow): Remove.
6722 (emit_library_call_value_1): Don't call it.
6723 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
6724 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
6725 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
6726 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
6727 (current_funcdef_number): Globalize.
6728 (output_call_frame_info): Emit frame data if an lsda is needed.
6729 Generate augmentation for personality routine. Don't play with
6731 (dwarf2out_begin_prologue): Record funcdef_number.
6732 * dwarf2out.h (current_funcdef_number): Declare.
6733 * expr.c (expand_expr): Update for except.h name changes.
6734 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
6735 * expr.h (LTI_throw, LTI_rethrow): Remove.
6736 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
6737 (LTI_eh_rtime_match): Remove.
6738 (LTI_unwind_resume, LTI_eh_personality): Add.
6739 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
6740 * final.c (final): Don't call check_exception_handler_labels,
6741 init_insn_eh_region, or free_insn_eh_region.
6742 (final_scan_insn): Always emit debug labels for
6743 NOTE_INSN_EH_REGION notes.
6744 * flags.h (flag_new_exceptions): Remove.
6745 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
6746 (record_active_eh_regions): Remove.
6747 (count_basic_blocks): Check all instructions for REG_EH_REGION.
6748 Use can_throw_internal.
6749 (find_basic_blocks_1): Likewise.
6750 (move_stray_eh_region_notes): Remove.
6751 (find_label_refs): No eh_return_stub_label.
6752 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
6753 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
6755 (delete_unreachable_blocks): Don't track deleted handlers.
6756 (flow_delete_block): Use maybe_remove_eh_handler.
6757 (delete_eh_regions): Remove.
6758 (merge_blocks): Don't check for eh region match.
6759 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
6760 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
6761 (init_propagate_block_info): Disable dead frame store optimization
6762 when current_function_calls_eh_return.
6763 (dump_bb): Don't print eh_beg, eh_end.
6764 * function.c (fixup_var_refs): No catch_clauses.
6765 (expand_function_end): Likewise. Call expand_eh_return before
6766 the return register use. Call sjlj_emit_function_exit_after.
6767 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
6768 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
6769 * ifcvt.c (dead_or_predicable): Remove eh region check.
6770 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
6771 Don't check for EH vs parameters.
6772 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
6773 (expand_inline_function): Call duplicate_eh_regions.
6774 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
6775 (copy_insn_notes): Remap REG_EH_REGION notes.
6776 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
6777 * integrate.h (struct inline_remap): Add local_return_label.
6778 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
6779 check_exception_handler_labels, nor exception_optimize.
6780 (find_cross_jump): No EH region check.
6781 * optabs.c (init_optabs): Update for changed eh libfuncs.
6782 * rtl.def (RESX): New.
6783 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
6784 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
6785 checks. Update for except.h name changes.
6786 (expand_cleanups): Likewise.
6787 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
6788 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
6789 (compile_file): Call init_eh before init_optabs. Don't
6790 output_exception_table here.
6791 (rest_of_compilation): Call convert_from_eh_region_ranges,
6792 convert_to_eh_region_ranges, output_function_exception_table.
6793 Don't emit_eh_context.
6794 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
6795 (EXC_PTR_EXPR): New.
6797 * md.texi (eh_epilogue): Remove.
6798 (eh_return): Document.
6799 * tm.texi (EH_RETURN_DATA_REGNO): Document.
6800 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
6802 * eh-common.h: Remove file.
6803 * frame-dwarf2.c, frame.c, frame.h: Remove files.
6804 * libgcc2.c (L_eh): Remove.
6806 * unwind-dw2-fde.c: New file, largely copied from frame.c.
6807 * unwind-dw2-fde.h: New file.
6808 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
6809 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
6810 * libgcc-std.ver: Update for eh symbols.
6812 2001-03-27 Richard Henderson <rth@redhat.com>
6814 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
6815 reduce false positives.
6816 (regmove_optimize): Disable if flag_non_call_exceptions.
6818 * stmt.c (expand_return): Remove always true predicate.
6819 (expand_decl_cleanup_no_eh): Remove dead code.
6821 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
6822 barrier code. Add a scheduling barrier if a non-call insn
6823 can throw internally.
6825 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
6826 Auto-inc addresses trap only if their base register does.
6828 * except.c (can_throw_internal): Rename from can_throw.
6829 * except.h, resource.c: Update references.
6831 * integrate.c (copy_insn_list): Use returnjump_p.
6832 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
6834 * function.h (struct function): Move all boolean valued fields
6835 to single bit fields at the end of the struct.
6837 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
6839 Rename asynchronous_exceptions to flag_non_call_exceptions.
6841 * gthr-single.h (UNUSED): New. Distinguish between how C
6842 and C++ mark unused function arguments. Use throughout.
6844 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
6845 value to target configuration header.
6846 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
6847 * config.in, configure: Rebuild.
6848 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
6849 configuration and target defines.
6850 (exceptions_via_longjmp): Remove.
6851 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
6852 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
6854 * except.h (flag_non_call_exceptions): Move ...
6855 * flags.h: ... here.
6857 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
6858 exceptions, put the note on the trapping instruction.
6860 * flags.h (flag_new_exceptions): Remove.
6861 * toplev.c: Don't set it.
6862 * final.c: Don't check it.
6863 * except.c: Provide stub definition.
6865 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
6866 (calculate_global_regs_live): Kill call-clobbered registers
6867 across exception edges.
6868 * reg-stack.c (convert_regs_1): Kill the entire target stack
6869 across non-call exception edges.
6871 * flow.c (cleanup_cfg): Take no argument.
6872 * output.h, sibcall.c, toplev.c: Update all calls.
6874 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6876 * configure.in: Don't check for bcopy.
6877 * configure, config.in: Regenerate.
6879 * system.h: Don't define or prototype bcopy, instead poison it.
6881 2001-03-27 Richard Henderson <rth@redhat.com>
6883 * function.c (expand_function_start): Set DECL_REGISTER on
6884 a pseudo used for DECL_RESULT.
6886 * rtl.h (LCT_NORETURN): New.
6887 * calls.c (emit_library_call_value_1): Handle it.
6889 2001-03-27 Stan Shebs <shebs@apple.com>
6891 * objc/objc-act.c (objc_init): Use dump_base_name.
6892 (gen_declaration): Clear the buffer arg.
6893 (gen_declaration_1): New function, body of gen_declaration.
6894 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
6895 (gen_method_decl): Ditto, plus always clear buffer arg.
6896 (error_with_ivar): Simplify.
6897 (warn_with_method): Ditto.
6898 (build_message_expr): Don't clear buffers.
6899 (dump_interface): Ditto.
6900 (objc_debug): Ditto.
6901 (build_keyword_selector): Clear the buffer by only zeroing
6903 (objc_implementation_context): Declare.
6904 (start_class): Warn about missing @end.
6905 (finish_objc): Ditto.
6907 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
6909 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
6911 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6913 * Makefile.in (SYSTEM_H): Define.
6914 Depend on $(SYSTEM_H), not system.h.
6916 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
6918 2001-03-27 Jim Wilson <wilson@redhat.com>
6920 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
6922 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
6923 (process_epilogue): New static function.
6924 (process_set): Call process_epilogue instead of emitting .restore
6926 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
6928 * flow.c (struct reg_cond_life_info): New fields orig_condition
6930 (init_propagate_block_info): Set new fields.
6931 (mark_regno_cond_dead): Set and use new fields.
6932 (flush_reg_cond_reg_1): Likewise.
6933 (and_reg_cond, case AND): Check for redundant AND conditions.
6934 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
6937 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
6939 * cppmacro.c (stringify_arg): Null terminate strings.
6941 2001-03-27 Zack Weinberg <zackw@stanford.edu>
6943 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
6944 inclusion style. xm-m68hc11.h no longer exists.
6945 * config/m68hc11/xm-m68hc11.h: Delete file.
6946 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
6948 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
6949 Don't define GCC_VERSION, N_, or PARAMS; don't include
6950 gansidecl.h or stdio.h. Define inhibit_libc here.
6951 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6952 Delete code conditioned on #if GCC_VERSION == 2095.
6954 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
6955 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6956 Delete code conditioned on #if GCC_VERSION == 2095.
6958 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6960 * system.h: Include symcat.h.
6961 (STRINGIFY): Don't define.
6963 * configure.in: Adjust comment.
6965 * builtins.c: Use STRINGX, not STRINGIFY.
6966 * gencheck.c: Likewise.
6967 * gengenrtl.c: Likewise.
6968 * protoize.c: Likewise.
6970 * cpplex.c: Don't include symcat.h.
6971 * cpplib.c: Likewise.
6973 * gansidecl.h (HAVE_STRINGIZE): Don't define.
6975 2001-03-27 Alan Modra <alan@linuxcare.com.au>
6977 * c-typeck.c (digest_init): Fold init expression.
6979 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6981 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
6983 2001-03-27 Alan Modra <alan@linuxcare.com.au>
6985 * except.c (eh_regs): Save results of build_pointer_type to a temp
6986 as FUNCTION_VALUE macro may evaluate its args multiple times.
6988 2001-03-26 Mark Mitchell <mark@codesourcery.com>
6990 * c-common.h (DECL_NUM_STMTS): New macro.
6991 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
6993 (pushdecl): Likewise.
6994 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
6995 * integrate.c (expand_inline_function): Don't check
6997 * print-tree.c (print_node): Don't print it.
6998 * toplev.c (rest_of_compilation): Don't try to inline when
6999 flag_no_inline is on.
7000 * tree.h (DECL_FRAME_SIZE): Remove.
7001 (tree_decl): Adjust accordingly.
7003 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7005 * combine.c (try_combine): Use memcpy, not bcopy.
7007 * genattrtab.c (expand_units): Likewise.
7009 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
7011 * i386.md (push mem DI peep2): New.
7012 (mov 0, mov -1 peep2): Handle 64bit.
7013 (lea to arithmetics peep2): Handle 64bit leas.
7014 (rsp arithmetics to push/pop peep2s): New.
7016 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
7018 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
7020 * i386.c (struct machine_function): Add save_varrargs_registers.
7021 (ix86_save_varrargs_registers): New macro.
7022 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
7023 (ix86_expand_prologue): Likewise.
7024 (ix86_emit_epilogue_esp_adjustement): Likewise.
7025 (ix86_expand_epilogue): Likewise.
7026 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
7027 (pro_epilogue_adjust_stack_1): New insn.
7028 (pro_epilogue_adjust_stack_rex64): Likewise.
7029 * i386.h (MASK_NO_RED_ZONE): New constant.
7030 (TARGET_RED_ZONE): New macro.
7031 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
7032 (RED_ZONE_SIZE): New constant.
7033 (RED_ZONE_RESERVE): New constant.
7035 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7037 * toplev.c (set_float_handler): Use memcpy, not bcopy.
7039 2001-03-25 Kazu Hirata <kazu@hxi.com>
7041 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
7044 (umodhi3): Likewise.
7047 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7049 * mkconfig.sh (DEFINES): Handle entries with '='.
7051 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
7052 Set xm_defines to MACRO=value instead.
7054 * i370/xm-mvs.h: Delete.
7056 * ns32k/xm-pc532-min.h: Likewise.
7058 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
7060 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
7062 use ix86_expand_binary_operator
7063 (?sh??i_?): Disable for 64bit.
7064 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
7065 * i386.c (shiftdi_operand): New predicate.
7067 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
7068 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
7069 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
7070 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
7071 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
7072 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
7073 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
7074 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
7075 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
7076 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
7077 (rotldi3, rotrdi3): New expanders.
7079 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
7081 * i386.md (movstrsi): Move offline.
7083 (strmovdi_rex64): New.
7084 (strmov?i): Accept 64bit.
7085 (strmov?i_rex64): New.
7086 (strmov?i_rex_1): New.
7087 (strmov?i_1): Disable for 64bit.
7088 (rep_mov?i_rex64): New.
7089 (rep_mov?i): Disable for 64bit.
7090 (clrstrsi): Move offline.
7091 (strset?i_rex64): New.
7092 (strset?i: Accept 64bit.
7093 (rep_stos?i): Disable for 64bit.
7094 (rep_stos?i_rex64): New.
7095 (strset?i_rex_1): New.
7096 (strset?i_1): Disable for 64bit.
7097 (cmpstrsi): Accept 64bit.
7098 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
7099 (cmpstrqi_nz_rex_1): New.
7100 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
7101 (strlensi): Move offline.
7103 (strlenqi_1): Disable for 64bit; fix constraints.
7104 (strlenqi_rex_1): New.
7105 * i386.c (ix86_adjust_counter): New static function.
7106 (ix86_zero_extend_to_Pmode): Likewise.
7107 (ix86_expand_aligntest): Likweise.
7108 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
7109 (ix86_expand_movstr): New global function.
7110 (ix86_expand_clrstr): New global function.
7111 (ix86_expand_strlen): New global function.
7112 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
7113 ix86_expand_strlen): Declare.
7114 (ix86_expand_strlensi_unroll_1): Delete.
7116 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
7118 * i386.md (cmpdi): Fix operand predicates.
7119 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
7120 cmpdi_1_insn_rex64): New patterns.
7121 (adddi3): Turn to expander.
7122 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
7123 (addsi3_carry_zext): New pattern.
7124 (adddi_?_rex64): New patterns and splitters.
7125 (addsi_?_zext): New patterns.
7126 (subsi3_carry_zext): New pattern.
7127 (subdi_?_rex64): New patterns and splitters.
7128 (iorsi_?_zext): New patterns.
7129 (iordi_?_rex64): New patterns and splitters.
7130 (iorsi_?_zext): New patterns.
7131 (iorsi_?_zext_imm): New patterns.
7132 (xorsi_?_zext): New patterns.
7133 (xordi_?_rex64): New patterns and splitters.
7134 (xorsi_?_zext): New patterns.
7135 (negdi*): New patterns.
7136 (one_cmpldi*): Likewise.
7137 (one_cmplsi*_zext, negsi*_zext): Likewise.
7138 (testqi_ext_3_rex64): New pattern.
7140 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
7142 * i386-protos.h (ix86_split_long_move): Return void.
7143 * i386.c (ix86_split_to_parts): Handle 64bit target.
7144 (ix86_split_long_move): Likewise.
7145 * i386.md (all calls to ix86_split_long_move): Update.
7147 2001-03-23 Richard Henderson <rth@redhat.com>
7149 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
7150 to avoid shadowing arguments.
7152 2001-03-23 Jakub Jelinek <jakub@redhat.com>
7154 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
7155 to variable names where DECL_NAME is different from
7156 DECL_ASSEMBLER_NAME.
7158 2001-03-23 Jim Wilson <wilson@redhat.com>
7160 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
7161 (assemble_alias): Call make_decl_rtl.
7163 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
7165 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
7167 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
7169 * extend.texi: Document the "java_interface" attribute.
7171 2001-03-22 Zack Weinberg <zackw@stanford.edu>
7173 * mkconfig.sh: Use a subshell with redirected stdout,
7174 instead of closing stdout and confusing commands that run
7175 afterward. Throw away output of cmp.
7177 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
7179 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
7181 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
7183 * i386.md (zero_extendsidi2_32): Break out from ...
7184 (zero_extendsidi2): ... here ; turn to expander.
7185 (zero_extendsidi2_rex64): New.
7186 (extendsidi2_32): Break out from ...
7187 (extendsidi2): ... here ; turn to expander.
7188 (extendsidi2_rex64): New.
7189 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
7190 (trunc?f?f splitters): Add 64bit versions.
7192 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
7194 * i386.md (pushsi, pushsi2_prologue): Disable.
7195 (pushsi2_rex64): New.
7196 (movabs?i_1_rex64, movabs?i_2_rex64): New.
7197 (movqi_ext_1): Disable for 64bit.
7198 (movqi_ext_1_rex64): New.
7199 (pushdi2_rex64): New pattern, peep2s and splitter.
7200 (pushdi2_prologue_rex64): New pattern.
7201 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
7203 (movdi splitters): Disable for 64bit.
7204 (movdi_1_rex64): New pattern, peep2s and splitters.
7205 (swapdi): New pattern.
7206 (pushsf): Disable for 64bit.
7207 (pushsf_rex64): New pattern and splitter.
7208 (pushdf_nointeger): Disable for 64bit.
7209 (pushdf_integer): Handle the 64bit case.
7210 (pushtf): Likewise; update splitters.
7212 2001-03-22 Richard Henderson <rth@redhat.com>
7214 * mkconfig.sh: Include insn-flags.h.
7215 * Makefile.in (CONFIG_H): Include insn-flags.h.
7216 (lots of objects): Remove insn-codes.h and insn-flags.h.
7218 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
7219 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
7220 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
7221 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
7222 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
7223 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
7224 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
7225 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
7226 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
7227 v850/v850.c, vax/vax.c:
7228 Don't include insn-flags.h.
7230 * diagnostic.c, expr.h, reload.c, toplev.c:
7231 Don't include insn-codes.h.
7233 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
7234 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
7235 c4x/c4x.c, i960/i960.c, mips/mips.c:
7236 Don't include insn-codes.h or insn-flags.h.
7238 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
7239 or insn-flags.h in the generated code.
7240 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
7241 (main): Forward declare struct rtx_def.
7243 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
7245 * invoke.texi (-ffast-math): Remove duplicate line about
7248 * gcc.texi: Remove more obsolete documentation of bugs and
7249 installation problems.
7251 2001-03-21 Kazu Hirata <kazu@hxi.com>
7253 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
7256 2001-03-20 Jason Merrill <jason@redhat.com>
7258 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
7260 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
7261 * varasm.c (CHKR_PREFIX): Likewise.
7263 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7265 * gcse.c (hash_scan_set): An expression is not anticipatible if it
7266 is part of a multi-SET insn.
7268 * cse.c (find_comparison_args): Remove previous change.
7269 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
7272 * config/i386/i386.md (conditional_trap): Remove warning.
7274 * recog.c (push_operand): Fix error in last change that caused
7275 undefined symbol on many targets.
7277 * sdbout.c: #include ggc.h.
7278 (sdbout_init): Move to end of file.
7279 Call ggc_add_tree_root for anonymous_types.
7280 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
7281 (sdbout_one_type): Use DECL_NAME for field name.
7282 * Makefile.in (sdbout.o): Show includes ggc.h.
7284 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
7286 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
7287 (override_options): Use properlimits for preferred_stack_boundary.
7288 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
7290 (ext_register_operand): Accept DImode.
7291 (load_pic_register): Abort on 64bit.
7292 (gen_push): Use Pmode instead of SImode.
7293 (ix86_save_reg): Pic reg is never used on 64bit.
7294 (ix86_expand_prologue): Likewise.
7295 (ix86_emit_save_regs): Use Pmode instead of SImode.
7296 (legitimate_address_p): Check displacement for 64bit.
7297 (print_operand): Avoid outputting of (%rip) on 64bit.
7298 (print_operand_address): Output (%rip) where possible.
7299 (split_di): Abort on 64bit registers.
7300 (ix86_expand_branch): DImode comparison is simple for x86_64.
7301 (memory_address_length): Recognize memory addresses formed using
7303 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
7305 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
7307 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
7309 * recog.c (push_operand): Recognize new format of push instructions.
7311 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
7313 * i386.md (pushqi1): New.
7314 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
7315 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
7316 x86_64_immediate_operand, x86_64_immediate_operand,
7317 x86_64_zext_immediate_operand): Declare.
7318 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
7319 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
7320 x86_64_immediate_operand, x86_64_immediate_operand,
7321 x86_64_zext_immediate_operand): define.
7322 * i386.h (PREDICATE_CODES): Add new predicates.
7324 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
7326 * i386.md (pophi1, popqi1, pushqi1): Remove.
7328 * expr.c (emit_single_push_insn): New function.
7329 (move_by_pieces): Accept NULL as destination for push instructions.
7330 (gen_push_operand): Kill.
7331 (emit_push_insn): Pass NULL when pushing; avoid updating of
7332 stack_pointer_delta.
7333 * expr.h (gen_push_operand): Kill.
7335 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7337 * rtl.texi (COMPARE): Clarify documentation and reference section
7340 2001-03-20 Stan Shebs <shebs@apple.com>
7342 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
7343 (get_object_reference): Ditto.
7344 (error_with_ivar): Use error_with_file_and_line.
7345 (warn_with_method): Use warning_with_file_and_line.
7347 2001-03-20 Tom Tromey <tromey@redhat.com>
7349 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
7351 2001-03-20 Mark Mitchell <mark@codesourcery.com>
7353 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
7354 variables that are TREE_PUBLIC, even if not TREE_STATIC.
7356 2001-03-20 DJ Delorie <dj@redhat.com>
7358 * Makefile.in (install-libgcc): Pass complete list of variables.
7359 (install-multilib): Ditto.
7361 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7363 * config/i386/cygwin.h: Declare ctor_section, dtor_section
7364 drectve_section, switch_to_section.
7366 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
7367 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
7368 i386_pe_mark_dllimport.
7370 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7372 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
7373 functions i386_pe_*.
7375 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
7376 i386_pe_* functions with char * arguments.
7378 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
7380 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
7382 (movsi_ie): Introduce fpul store.
7384 2001-03-20 Alan Modra <alan@linuxcare.com.au>
7386 * Makefile.in (OBJS): Remove hashtab.o.
7388 2001-03-19 Stan Shebs <shebs@apple.com>
7390 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
7391 * c-lang.c (maybe_objc_method_name): Ditto.
7392 * c-tree.h (maybe_objc_method_name): Remove decl.
7394 2001-03-19 Tom Tromey <tromey@redhat.com>
7396 * gcc.c (init_gcc_specs): Fix comment.
7398 2001-03-19 Mark Mitchell <mark@codesourcery.com>
7400 Compute DECL_ASSEMBLER_NAME lazily.
7401 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
7402 (DECL_ASSEMBLER_NAME_SET_P): New macro.
7403 (SET_DECL_ASSEMBLER_NAME): Likewise.
7404 (COPY_DECL_ASSEMBLER_NAME): Likewise.
7405 (set_decl_assembler_name): Declare.
7406 (lang_set_decl_assembler_name): Likewise.
7407 * tree.c (lang_set_decl_assembler_name): New variab.e
7408 (set_decl_assembler_name): New function.
7409 (init_obstacks): Set lang_set_decl_assembler_name.
7410 (build_decl): Don't set DECL_ASSEMBLER_NAME.
7411 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
7412 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
7413 where it's not necessary.
7414 (builtin_function): Likewise.
7415 (finish_decl): Likewise.
7416 * dbxout.c (dbxout_type_methods): Likewise.
7417 * ggc-common.c (ggc_mark_trees): Likewise.
7418 * profile.c (output_func_start_profiler): Likewise.
7419 * varasm.c (make_decl_rtl): Likewise.
7421 * cse.c (find_comparison_args): Update documentation. Fix
7422 mishandling of COMPARE operations.
7424 * tree.def (ABS_EXPR): Add documentation.
7425 * fold-const.c (fold): Improve folding of ABS_EXPRs.
7427 2001-03-19 Zack Weinberg <zackw@stanford.edu>
7429 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
7431 2001-03-19 Jakub Jelinek <jakub@redhat.com>
7433 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
7434 Remove ia32 linux PIC kludge and move it...
7435 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
7437 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
7439 * i386.md (absdf2 expander): Fix 64bit case.
7441 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
7443 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
7445 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
7447 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
7449 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7451 * README.X11: Remove obsolete file.
7453 2001-03-18 Anthony Green <green@redhat.com>
7455 * config/pj/pj.h: Remove some trailing commas.
7456 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
7458 2001-03-18 Richard Henderson <rth@redhat.com>
7460 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
7461 * calls.c: ... here.
7462 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
7463 defaults for them here.
7465 2001-03-17 Anthony Green <green@redhat.com>
7467 * config/pj/lib1funcs.S: Fix broken comment.
7468 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
7471 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
7473 * gcc.texi: Remove obsolete information relating to build and
7474 installation problems with enquire or the Pyramid C compiler.
7476 2001-03-17 Richard Henderson <rth@redhat.com>
7478 * dwarf2out.c (queue_reg_save): New.
7479 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
7480 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
7482 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
7483 (cfa, cfa_store, cfa_temp): Make static.
7484 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
7486 2001-03-17 Richard Henderson <rth@redhat.com>
7488 * integrate.h (struct inline_remap): Add local_return_label.
7489 * integrate.c (expand_inline_function): Initialize it and emit
7490 it after copy_insn_notes.
7491 (copy_insn_list): Don't store local_return_label here.
7492 (copy_insn_notes): New function split out from copy_insn_list.
7494 2001-03-17 Richard Henderson <rth@redhat.com>
7496 * dwarf2out.c (lookup_filename): Emit .file if the assembler
7497 is generating .debug_line.
7498 (dwarf2out_init): Add main_input_filename to the file table first.
7499 * configure.in (as_dwarf2_debug_line): Test with file number 1
7500 instead of file number 0.
7502 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7504 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
7505 (gen_rtx_combine): Deleted; all references changed as appropriate.
7506 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
7508 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
7510 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
7512 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
7515 2001-03-16 Jim Wilson <wilson@redhat.com>
7517 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
7518 then set it to LOC_REG (79) instead of aborting.
7520 2001-03-16 Phil Edwards <pme@sources.redhat.com>
7522 * gccbug.in: Remove high priority.
7524 2001-03-16 Richard Henerson <rth@redhat.com>
7526 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
7527 output with a space instead of deleting it.
7528 * configure: Regenerate.
7530 2001-03-16 Zack Weinberg <zackw@stanford.edu>
7532 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
7533 handles the gory details of converting an object file into
7534 something that's safe to grep.
7535 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
7536 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
7537 newlines at either end of the string we're looking for.
7538 Make 'checking ...' message less stilted.
7539 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
7540 ARM in-memory layout and its hypothetical converse. Don't
7541 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
7542 HOST_WORDS_BIG_ENDIAN.
7544 * configure.in: Adjust for renamed macro. Move
7545 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
7546 * configure, config.in: Regenerate.
7548 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7550 * fixinc/Makefile.in: Set SHELL.
7552 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7554 * fixinc/fixincl.c (fix_with_system): Quote file names before
7555 passing them to shell.
7557 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7559 * Makefile.in: Use fix-header$(build_exeext) instead
7562 2001-03-16 Richard Henderson <rth@redhat.com>
7564 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
7565 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
7566 (size_of_line_prolog): Remove.
7567 (output_line_info): Compute prologue size via label difference.
7568 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
7570 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
7571 assembler error when redefining file numbers.
7572 * config.in, configure: Rebuild.
7574 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
7575 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
7576 (dw2_asm_output_delta_uleb128): Likewise.
7577 (dw2_asm_output_delta_sleb128): Similarly.
7578 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
7580 2001-03-16 Michael Meissner <meissner@redhat.com>
7582 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
7584 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
7586 (BITMASK_LOWER16): Replacement for 0x0000ffff.
7588 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
7589 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
7590 being unsigned in ISO C and signed in traditional.
7591 (expand_prologue): Ditto.
7592 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
7594 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
7596 (divsi3,divdi3): Ditto.
7597 (modsi3,moddi3): Ditto.
7598 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
7599 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
7600 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
7603 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
7605 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
7606 SSE based conditional moves on LTGT/UNEQ conditions;
7607 Canonicalize EQ to NE.
7608 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
7609 (sse_mov?fcc_ne): New.
7611 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
7613 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7615 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
7616 register may be dead.
7618 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
7620 * Makefile.in (hash.o): Depend on CONFIG_H.
7622 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7624 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
7626 2001-03-15 Richard Henderson <rth@redhat.com>
7628 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
7629 (ASM_OUTPUT_DWARF_PCREL): New.
7630 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
7632 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7634 * cppfiles.c (stack_include_file): Use MAX of sysp.
7636 2001-03-15 Steve Ellcey <sje@cup.hp.com>
7638 * config.gcc (ia64*-*-hpux*): New case.
7639 * config/ia64/hpux.h: New file for HP-UX support.
7640 * config/ia64/t-hpux: New file for HP-UX support.
7642 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
7644 * fixinc/inclhack.def (irix_stdio_va_list): New.
7645 * fixinc/fixincl.x: Rebuilt.
7647 2001-03-15 Richard Henderson <rth@redhat.com>
7649 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
7650 if provided by the target.
7651 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
7652 (dw2_asm_output_addr): New.
7653 * dwarf2asm.h (dw2_asm_output_addr): Declare.
7654 * dwarf2out.c (output_cfi): Use it for program addresses.
7655 (output_call_frame_info, output_die): Likewise.
7656 (output_aranges, output_line_info): Likewise.
7658 2001-03-15 Bruce Korb <bkorb@gnu.org>
7660 * gcc.c(main): make more rigorous
7661 * collect2.c(main): guard against ignoring SIGCHLD
7662 * protoize.c(main): ditto
7663 * gcc/fixinc/fixincl.c(initialize): ditto
7665 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7667 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
7668 (sdbout_parms): Likewise.
7670 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
7672 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
7673 "widen" a destination that is already wider than a word. Also do
7674 not widen if LOAD_EXTEND_OP is NIL for the given mode.
7676 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7678 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
7680 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
7682 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
7684 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
7686 * i960.h (i960_maxbitalignment,
7687 i960_last_maxbitalignment): Declare.
7688 * i960.c (i960_maxbitalignment,
7689 i960_last_maxbitalignment): Make global.
7690 (process_pragma): Delete.
7691 (i960_pr_align, i960_pr_noalign): Move from here ...
7692 * i960-c.c: ... to this new file.
7693 * t-960bare (i960-c.o): New rule.
7694 * t-vxworks960 (i960-c.o): Likewise.
7695 * config.gcc (i960-*-*): Define c_target_objs and
7698 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7700 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
7701 without adding in rtx code and mode.
7703 * alias.c (init_alias_analysis): Don't use any rtx whose value
7704 varies as a known value.
7705 Delete a superfluous test.
7707 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
7709 (ia64_sched_reorder): Call maybe_rotate; also rotate after
7710 scheduling a stop bit.
7711 (ia64_emit_nops): Correctly handle ASMs.
7713 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7715 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
7717 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
7719 * cpp.texi: Update documentation for -include and -imacros.
7720 * cppfiles.c (struct include_file): Remove "defined" memeber.
7721 (find_or_create_entry): Make a copy of the file name, and
7723 (open_file): Update to ensure we use the simplified filename.
7724 (stack_include_file): Don't set search_from.
7725 (cpp_included): Don't simplify the path name here.
7726 (find_include_file): New prototype. Call search_from to
7727 get the start of the "" include chain. Don't simplify the
7729 (_cpp_execute_include): New prototype. Move diagnostics to
7730 do_include_common. Update.
7731 (_cpp_pop_file_buffer): Don't set defined.
7732 (search_from): New prototype. Use the preprocessor's cwd
7733 for files included from the command line.
7734 (read_name_map): Don't simplify the pathname here.
7735 * cpphash.h (enum include_type): New.
7736 (struct buffer): Delete search from. New search_cached.
7737 (_cpp_execute_include): Update prototype.
7738 * cppinit.c (do_includes): Use _cpp_execute_include.
7739 * cpplib.c (do_include_common): New function.
7740 (do_include, do_include_next, do_import): Use it.
7742 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7744 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
7745 contents of the RTL, to determine the name of the object.
7747 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7749 * tree.h (DECL_RTL): Allocate RTL lazily.
7750 (SET_DECL_RTL): New macro.
7751 (DECL_RTL_SET_P): Likewise.
7752 (COPY_DECL_RTL): Likewise.
7753 (DECL_RTL_IF_SET): Likewise.
7754 * varasm.c (make_decl_rtl): Add assertions about the kind of
7755 declaration we are processing.
7756 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
7757 (start_decl): Likewise.
7758 (finish_decl): Likewise.
7759 * c-semantics.c (emit_local_var): Likewise.
7760 * calls.c (expand_call): Likewise.
7761 * dbxout.c (dbxout_symbol): Likewise.
7762 * emit-rtl.c (unshare_all_rtl): Likewise.
7763 (unshare_all_decls): Likewise.
7764 (reset_used_decls): Likewise.
7765 * expr.c (store_constructor): Likewise.
7766 (safe_from_p): Likewise.
7767 (expand_expr): Likewise.
7768 * function.c (put_var_into_stack): Likewise.
7769 (instantiate_decls_1): Likewise.
7770 (assign_parms): Likewise.
7771 (expand_function_start): Likewise.
7772 (expand_function_end): Likewise.
7773 * ggc-common.c (gcc_mark_trees): Likewise.
7774 * integrate.c (function_cannot_inline_p): Likewise.
7775 (copy_decl_for_inlining): Likewise.
7776 (expand_inline_function): Likewise.
7777 (integrate_parm_decls): Likewise.
7778 (integrate_decl_tree): Likewise.
7779 * print-tree.c (print_node): Likewise.
7780 * reg-stack.c (stack_result): Likewise.
7781 * stmt.c (label_rtx): Likewise.
7782 (expand_return): Likewise.
7783 (expand_decl): Likewise.
7784 (expand_decl_cleanup): Likewise.
7785 (expand_anon_union_decl): Likewise.
7786 * toplev.c (check_global_declarations): Likewise.
7787 (rest_of_decl_compilation): Likewise.
7788 * tree.c (simple_cst_equal): Likewise.
7789 * objc/objc-act.c (generate_static_references): Likewise.
7791 2001-03-14 Zack Weinberg <zackw@stanford.edu>
7793 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
7794 gcc_AC_C_FLOAT_FORMAT): New macros.
7795 * configure.in: Add AC_PROG_CPP after CC tests;
7796 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
7797 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
7798 * configure, config.in: Regenerate.
7800 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
7801 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
7802 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
7803 config/i370/xm-linux.h, config/i370/xm-oe.h,
7804 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
7805 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
7806 config/pa/xm-linux.h, config/pa/xm-pa.h,
7807 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
7808 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
7809 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
7810 config/we32k/xm-we32k.h: Delete.
7812 * config/i370/xm-mvs.h, config/m88k/m88k.h,
7813 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
7814 config/vax/xm-vms.h: Don't define any of:
7815 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
7817 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
7819 * config.gcc: Remove references to deleted files.
7820 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
7821 FATAL_EXIT_CODE, which is the same between oe and mvs).
7823 2001-03-14 DJ Delorie <dj@redhat.com>
7824 Vladimir Makarov <vmakarov@redhat.com>
7826 * config/i960/i960.c (i960_function_prologue): Compute size of
7827 frame according to number of registers actually saved there.
7829 2001-03-14 Richard Henderson <rth@redhat.com>
7831 * expr.c (emit_move_insn_1): Fix else if around #endif.
7833 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
7836 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
7839 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
7841 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
7842 (override_options): Parse cmodel string.
7843 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
7844 * i386.h (TARGET_OPTIONS): Add "cmodel".
7845 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
7847 (ix86_cmodel_string, ix86_cmodel): Declare.
7849 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
7852 * i386.h (GENERAL_REG_P): Add missing REG_P.
7854 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
7856 * configure.in: Use $gcc_cv_as instead of $as.
7857 * configure: Regenerated.
7859 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
7861 * cppfiles.c (stack_include_file): Only increase the include
7862 count if we actually process the file properly, as opposed
7863 to treating it as length zero. Only call read_include_file
7864 if not DO_NOT_REREAD. Handle the -H include file output
7866 (read_include_file): Remove now redundant DO_NOT_REREAD check.
7867 (cpp_included, find_include_file): Simplify pathnames after
7868 remapping them. If remapping, don't use the remapped file
7869 name's buffer as our scratch buffer.
7870 (cpp_pop_file_buffer): Replace the multiple include macro
7871 only if it isn't yet set.
7872 (read_name_map): Simplify remapped names when reading in.
7873 (remap_filename): Move code to code path that uses it.
7874 (_cpp_simplify_pathname): Return the input pointer.
7875 * cpphash.h (_cpp_simplify_pathname): Update prototype.
7877 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7879 * expr.c (expand_expr): Revove bogus conditional.
7881 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
7883 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
7885 2001-03-14 Jakub Jelinek <jakub@redhat.com>
7887 * reg-stack.c (stack_result): Unconditionally use
7888 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
7890 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
7892 * expr.c (emit_move_insn_1): Split push of complex value when
7893 no suitable push instruction exist.
7895 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
7896 instead of QI_REG_P.
7898 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7900 * alias.c (handled_component_p, can_address_p): New functions.
7901 (get_alias_set): Use them.
7903 2001-03-13 Jim Wilson <wilson@redhat.com>
7905 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
7906 from 80 in try_locals code.
7907 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
7909 2001-03-13 Zack Weinberg <zackw@stanford.edu>
7911 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
7912 gcc_AC_C_LONG_LONG): New.
7913 * configure.in: Use them. Probe the size of short, int, long,
7914 and long long/__int64 if we have them. Move all the AC_C_*
7915 checks together, except gcc_AC_C_CHAR_BIT which has to go
7916 after AC_CHECK_HEADERS(limits.h).
7917 Take hwint.h out of host_xm_file and build_xm_file.
7919 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
7920 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
7921 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
7922 Move the HOST_WIDEST_INT setup logic here from system.h.
7923 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
7925 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
7926 is now handled by hwint.h.
7928 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
7929 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
7930 config/ia64/xm-ia64.h: Don't define any of:
7931 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
7932 HOST_BITS_PER_LONGLONG.
7934 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
7935 config/h8300/xm-h8300.h, config/mips/iris6.h,
7936 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
7937 config/sparc/xm-sp64.h: Delete.
7938 * config.gcc: Remove references to deleted files.
7940 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
7941 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
7942 * config/i370/xm-linux.h: Clarify floating-point situation in
7945 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
7947 * cppfiles.c (NO_INCLUDE_PATH): New macro.
7948 (find_include_file): Decide here which part of the include
7949 chain to start the search. Complain about an empty include
7950 chain in all cases apart from an abolsute file name.
7951 (_cpp_execute_include): Don't choose the search chain here.
7952 Don't call handle_missing_include in the case of an empty
7954 (_cpp_compare_file_date): Don't choose the search chain here.
7955 * cpplib.c (do_include_next): Move the in-main-file diagnostic
7956 here from _cpp_execute_include. Behave like #include if
7957 we're in the main file.
7959 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7961 * system.h (malloc, realloc, calloc, strdup): Only poison these
7962 tokens when IN_GCC is defined.
7964 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
7966 * i386.md (abs?f expander): Support SSE case.
7967 (abd?f_if): Add new "USE"; add splitters.
7969 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7971 * cpp.texi (poison): Explain the macro expansion exception.
7973 2001-03-13 Jakub Jelinek <jakub@redhat.com>
7975 * expr.c (store_expr): Add dont_store_target. If temp is already in
7976 target before copying to reg, don't store it into target again.
7978 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7980 * cppinternals.texi: Update for file handling.
7982 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
7984 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
7985 2001-02-24 which broke building the Java library.
7986 * function.c (identify_blocks): Likewise.
7987 (all_blocks): Likewise.
7988 * integrate.c (integrate_decl_tree): Likewise.
7989 * print-tree.c (print_node): Likewise.
7990 * tree.h (BLOCK_NUMBER): Likewise.
7991 (struct tree_block): Likewise.
7993 2001-03-12 David Edelsohn <edelsohn@gnu.org>
7995 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
7996 __WCHAR_TYPE__ definition.
7997 (WCHAR_TYPE_SIZE): #undef before #define.
7999 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8001 * cppfiles.c: Update comments.
8002 (destroy_include_file_node): Rename destroy_node.
8003 (find_or_create_entry): New function.
8004 (open_file, _cpp_fake_include): Use it.
8005 (handle_missing_header): New function, broken out of
8006 _cpp_execute include. Don't segfault if there is no
8007 system or quoted path.
8008 (_cpp_execute_include): Use handle_missing_header.
8010 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
8012 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
8013 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
8015 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8017 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
8018 unless anti_dependence says they are.
8019 * alias.c (objects_must_conflict): If neither has a type specified,
8022 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8023 David Billinghurst <David.Billinghurst@riotinto.com>
8025 * config/mips/iris5.h: Change WCHAR_TYPE to int.
8027 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
8029 * i386.md (trunctfdf2_2): Rename missnamed pattern.
8030 (*_one_bit): Remove type on the match_operand in attributes.
8032 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
8034 * i386.c: Commit forgotten hunk in previous patch.
8035 (regclass_map): Add extended registers.
8036 (dbx_register_map): Add missing frame register.
8038 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
8040 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
8042 * i386.md (x86_sahf_1): Disable for 64bit.
8043 (popsi*, pophi*): Likewise.
8044 (pushqi, pushhi): Likewise.
8045 (movdi, pushdi): Likewise.
8046 (zero extend DImode splitter): Likewise.
8047 (adddi, minusdi splitter): Likewise.
8048 (umulsidi): Likewise.
8050 (mulsidi): Disable for 64bit
8051 (lshift:DI/ashift:DI): Disable for 64bit.
8052 (loop patterns): Likewise.
8053 (call_pop, call_value_pop expanders and patterns): Likewise.
8054 (prologue_get_pc): Likewise.
8056 (fcmovDI pattern and splitter): Likewise.
8057 (movdfcc_1_rex64): New.
8059 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
8061 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
8062 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
8063 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
8064 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
8065 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
8066 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
8067 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
8068 (PUSH_ROUNDING): x86_64 rounds to 64bits.
8069 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
8070 (REGPARM_MAX): Set to 6 for x86_64.
8071 (SSE_REGPARM_MAX): Set to 16 for x86_64.
8072 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
8075 * (patterns that does use upper halves): Update constraints
8076 'q' to 'Q' and 'r' to 'R'.
8077 (cmpqi_ext_1): Disable for 64bit.
8078 (cmpqi_ext_3_insn): Likewise.
8079 (movqi_extzv_1): Likewsie.
8080 (addqi_ext_1): Liekwsie
8081 (testqi_ext_1): Liekwsie
8082 (andqi_ext_1): Liekwsie
8083 (xorqi_ext_1): Liekwsie
8084 (cmpqi_ext_1_rex64): New.
8085 (cmpqi_ext_3_insn_rex64): Likewise.
8086 (movqi_extzv_1_rex64): Likewsie.
8087 (addqi_ext_1_rex64): Liekwsie
8088 (testqi_ext_1_rex64): Liekwsie
8089 (andqi_ext_1_rex64): Liekwsie
8090 (xorqi_ext_1_rex64): Liekwsie
8092 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8094 * configure.in: Move check for unsigned enumerated bitfields
8095 to macro in aclocal.m4. Disable it for now.
8096 * configure, config.in: Regenerate.
8097 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
8098 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
8099 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
8100 kind above its first use.
8102 * config/xm-interix.h, config/alpha/xm-alpha.h,
8103 config/i370/xm-linux.h, config/i386/xm-beos.h,
8104 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
8105 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8106 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
8107 Don't define ONLY_INT_FIELDS under any circumstances.
8109 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
8111 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
8112 config/sparc/xm-sysv4.h: Delete - now identical with some
8114 * config.gcc (hppa targets): Replace xm-pahpux.h and
8115 xm-papro.h with implicit xm-pa.h.
8116 (sparc targets): Replace xm-sysv4.h with implicit or explicit
8119 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
8121 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
8122 before reload_cse_noop_set_p.
8124 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8126 * config.gcc: Where xm-host.h used to include another
8127 xm-host.h, list the nested header directly in xm_file. Remove
8128 references to deleted files. Can now use sparc/xm-sp64.h for
8131 * config/xm-linux.h, config/arm/xm-linux.h,
8132 config/i386/xm-dos.h, config/i386/xm-gnu.h,
8133 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
8134 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
8135 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
8136 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
8139 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
8140 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
8141 bother to wrap #undef in #ifdef.
8142 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
8143 Don't include xm-linux.h.
8144 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
8146 * configure.in: Wrap regexps using [] in changequote block.
8147 Use expr : not echo | grep. Simplify regexps.
8148 * configure: Regenerate.
8150 56 xm-files remain, 22 xm-arch.
8152 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8154 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
8155 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
8156 (local_index, local_rindex): Delete, use strchr/strrchr instead.
8157 (copy_object): Fix format specifier vs argument mismatch.
8159 * mips-tdump.c: Make local functions static.
8160 (rindex): Don't #undef.
8161 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
8162 (fatal, fancy_abort): Delete.
8163 (read_seek): Avoid signed/unsigned compare.
8165 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8167 * combine.c (try_combine): Fix error in change to try original
8169 (gen_rtx_combine): Do same as gen_rtx for now.
8171 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8173 * configure.in: AC_SUBST xm_defines.
8174 * configure: Regenerate.
8175 * Makefile.in: Set DEFINES=$(xm_defines) when building
8178 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
8180 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
8181 (cpp_included, find_include_file): Update.
8182 (_cpp_compare_file_date): Make else unconditional.
8184 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
8186 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
8188 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
8190 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
8191 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
8193 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
8195 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
8196 if it's a record type.
8198 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
8200 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
8201 mingw includes slightly.
8203 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8205 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
8206 #undef token before poisoning it.
8208 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8210 * alpha.c (check_float_value): Use memcpy, not bcopy.
8212 * m32r.c (m32r_sched_reorder): Likewise.
8214 * vax.c (check_float_value): Likewise.
8216 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
8218 * toplev.c (file_name_nondirectory): Remove.
8219 * toplev.h: Similarly.
8220 * dwarf2out.c (compute_section_prefix): Use lbasename instead
8221 of file_name_nondirectory.
8223 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8225 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
8226 * mips-tfile.c: Don't #undef rindex; not used.
8228 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
8230 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
8231 (dbx64_register_map): Declare.
8232 (RETURN_ADDR_RTX): Fix for 64bit.
8233 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
8234 (INCOMING_FRAME_SP_OFFSET): Set to 8.
8235 * i386.c (dbx64_register_map): New global array.
8236 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
8237 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
8240 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
8242 * cppfiles.c (search_from): Use lbasename.
8243 * mkdeps.c (deps_add_default_target): Use lbasename.
8245 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8247 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
8248 xcalloc in lieu of malloc, realloc & calloc.
8250 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
8252 * gengenrtl.c (xmalloc): Likewise.
8254 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
8255 really_call_* memory allocation routines.
8257 * stmt.c (check_for_full_enumeration_handling): Use
8258 really_call_calloc, not calloc.
8260 * system.h (really_call_malloc, really_call_calloc,
8261 really_call_realloc): Define.
8262 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
8264 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
8266 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
8268 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
8270 * configure: Rebuilt.
8271 * configure.in: Only use `lang_requires' for languages athat are
8274 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
8276 * invoke.texi: Fix typo.
8277 * gcc.1: Regenerate.
8279 2001-03-09 Zack Weinberg <zackw@stanford.edu>
8281 * configure.in: Prune nonexistent files from build_xm_file,
8282 xm_file, and host_xm_file lists. Warn unless they're
8284 Don't generate *config.h here.
8285 AC_SUBST all variables needed to generate *config.h.
8286 * configure: Regenerate.
8287 * mkconfig.sh: New helper script, from code removed from
8289 * Makefile.in: Zap all MALLOC variables - no longer used
8290 anywhere, and malloc.c doesn't exist.
8291 Substitute in variables needed to generate *config.h.
8292 Stop lying about the dependencies contained in CONFIG_H and
8294 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
8295 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
8296 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
8297 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
8298 $(TM_P_H), etc. as appropriate.
8300 * config.gcc: Zap references to deleted files.
8301 * ggc-none.c: Don't include rtl.h or tm_p.h.
8303 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
8304 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
8305 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
8306 config/i386/xm-linux.h, config/i386/xm-linux.h,
8307 config/i386/xm-next.h, config/i386/xm-openbsd.h,
8308 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
8309 Don't include i386/xm-i386.h.
8311 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
8312 config/i386/xm-i386.h, config/i860/xm-i860.h,
8313 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
8314 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8315 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
8316 Delete (empty except comments, #includes of other deleted
8317 files, and macros used nowhere).
8319 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
8321 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
8322 independent on TARGET_FLAGS.
8324 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
8326 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
8328 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
8330 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
8332 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
8333 LAST_REX_SSE_REG): define.
8334 (enum reg_class): Add 'LEGACY_REGS'
8335 (REG_CLASS_CONTENTS): Likewise; add extended registers.
8336 (SSE_REGNO_P): Recognize extended registers.
8337 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
8338 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
8339 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
8340 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
8341 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
8342 REG_OK_FOR_STRREG_P): Remove.
8343 (HI_REGISTER_NAMES): Add extended registers.
8344 (ADDITIONAL_REGISTER_NAMES): Likewise.
8345 (QI_REGISTER_NAMES): Add 8bit extended registers.
8346 (DEBUG_REG): Support extended registers.
8347 * i386.c (regclass_map): Add extended registers.
8348 (dbx_register-map): Likewise.
8349 (svr4_dbx_register_map): Likewise.
8350 (print_reg): Support extended registers.
8351 (print_operand): Support 64bit operands.
8353 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
8355 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
8356 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
8357 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
8358 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
8359 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
8360 STACK_BOUNDARY): Set properly for 64bits.
8361 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
8362 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
8363 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
8364 (MOVE_MAX): Set to 16.
8365 (MOVE_MAX_PIECES): 8 for 64bit.
8366 (Pmode): Set to SImode.
8368 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
8370 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
8372 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
8374 * i386.h (mask_64bit): New constant.
8375 (target_64bit): New macro.
8376 (target_options): Add '64'/'32'
8377 (target_default): Define.
8378 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
8379 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
8380 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
8382 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
8384 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
8386 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
8388 * rtlanal.c (rtx_varies_p): Check operand 0 of a
8389 LO_SUM unless for_alias is set.
8391 2001-03-08 Stan Shebs <shebs@apple.com>
8393 * objc/objc-act.c: Fix old typos in comments, add comments for
8395 (hash_init): Fix file name in error message.
8396 (hash_enter): Ditto.
8397 (hash_add_attr): Ditto.
8398 (continue_class): Ditto.
8400 2001-03-08 Bruce Korb <bkorb@gnu.org>
8402 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
8403 wait4() can receive the signal.
8405 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8407 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
8409 * fixinc/fixincl.x: Regenerate.
8411 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8413 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
8415 * fixinc/fixincl.x: Regenerate.
8417 2001-03-08 Richard Henderson <rth@redhat.com>
8419 * configure.in (HAVE_AS_LEB128): New assembler check.
8420 * configure, config.in: Rebuilt.
8422 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
8424 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
8427 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8429 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
8430 references to the MAXPATHLEN macro.
8432 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
8433 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
8436 * config/i386/xm-gnu.h, config/xm-gnu.h,
8437 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
8438 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
8439 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
8440 and/or unused files.
8442 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
8443 doing so in various xm-*.h files.
8445 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8447 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
8449 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
8451 * configure.in (enable_shared): Support per-package shared-library
8453 * configure: Rebuilt.
8455 2001-03-07 David Edelsohn <edelsohn@gnu.org>
8457 * rs6000.md (cr logic): Add original POWER mnemonic alternative
8458 for crnot. Set operands[5] in splitter.
8460 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8462 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
8463 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
8464 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
8465 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
8466 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
8467 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
8468 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
8471 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
8472 config/i370/xm-i370.h, config/i386/xm-dgux.h,
8473 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
8474 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
8475 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
8476 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
8477 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
8478 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
8479 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
8480 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
8481 Delete unused and/or empty files.
8483 * config.gcc: Define USG in xm_defines as appropriate. Define
8484 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
8485 macro. Remove deleted xm-* files from $xm_files variable.
8487 2001-03-07 Tom Tromey <tromey@redhat.com>
8489 * configure: Rebuilt.
8490 * configure.in: Allow config-lang.in to set `lang_requires' to list
8491 of other required languages.
8493 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
8495 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
8497 (output_prologue): Use xmalloc not oballoc.
8498 (output_epilog): Free a29k_first_epilogue_insn when finished.
8499 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
8501 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
8503 * builtins.c (expand_builtin_mathfn): Check
8504 flag_unsafe_math_optimizations, not flag_fast_math.
8505 (expand_builtin): Likewise
8506 * combine.c (combine_simplify_rtx): Likewise.
8507 (simplify_if_then_else): Likewise.
8508 * cse.c (fold_rtx): Likewise.
8509 * flags.h: Remove flag_fast_math. Add
8510 flag_unsafe_math_optimizations and flag_trapping_math.
8511 * fold-const.c (negate_expr): Check
8512 flag_unsafe_math_optimizations, not flag_fast_math.
8513 (invert_truthvalue): Likewise.
8514 (fold): Likewise. Before associating operands, check that
8515 code == MULT_EXPR, not code != MULT_EXPR.
8516 * ifcvt.c (noce_try_minmax): Check
8517 flag_unsafe_math_optimizations, not flag_fast_math.
8518 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
8519 * invoke.texi: Document -funsafe-math-optimizations and
8520 -fno-trapping-math. Change documentation for -ffast-math.
8521 * jump.c (reversed_comparison_code_parts): Likewise.
8522 (rtx_equal_for_thread_p): Likewise.
8523 * optabs.c (emit_conditional_move): Likewise.
8524 * simplify-rtx.c (simplify_binary_operation): Likewise.
8525 (simplify_relational_operation): Likewise.
8526 (simplify_ternary_operation): Likewise.
8527 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
8528 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
8529 Add trapping-math and unsafe-math-optimizations entries to f_options.
8530 (set_fast_math_flags): New, sets flags for -ffast-math.
8531 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
8532 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
8533 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
8535 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
8536 (alpha_emit_conditional_move): Initialize local_fast_math to
8537 flag_unsafe_math_optimizations, not flat_fast_math.
8538 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
8539 instead of setting flag_fast_math to 1.
8540 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
8542 * config/i386/i386.c (override_options): Likewise
8543 * config/i386/i386.md: Likewise.
8544 * config/m68k/m68k.md: Likewise.
8545 * config/mips/mips.md: Likewise.
8546 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
8547 (rs6000_generate_compare): Likewise.
8549 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8551 * Makefile.in: Set RANLIB to @RANLIB@.
8554 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8556 * fixinc/inclhack.def (djgpp_wchar_h): New test.
8557 * fixinc/fixincl.x: Regenerated.
8559 2001-03-07 Richard Henderson <rth@redhat.com>
8561 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
8563 2001-03-07 Richard Henderson <rth@redhat.com>
8565 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
8566 of block notes and exception handling notes.
8568 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
8569 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
8570 (compile_file): ... here.
8572 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8574 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
8576 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
8577 config.h now. Include libiberty.h to handle alloca.
8579 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8581 * c-parse.in (yylexname): New function, split out of _yylex.
8582 (objc_rid_sans_at): New table.
8583 (init_reswords): Initialize it.
8584 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
8585 retrieving the next token and checking it for significance as
8586 an ObjC keyword or string constant.
8588 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
8589 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
8591 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
8594 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
8596 * config/m68k/m68k.c (const_uint32_operand): Accept any
8597 const_int on a 32-bit host.
8599 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
8601 * objc/objc-act.c (init_objc): Set save_lang_status,
8602 restore_lang_status, and mark_lang_status.
8604 2001-03-06 Krister Walfridsson <cato@df.lth.se>
8606 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
8608 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
8610 * cppinternals.texi: Update.
8612 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8614 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8615 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
8616 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
8617 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
8618 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
8619 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8620 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
8621 config/i386/xm-i386.h, config/i860/xm-i860.h,
8622 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8623 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
8624 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8625 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8626 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8627 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8628 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
8629 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
8630 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
8631 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8632 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8633 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
8634 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
8635 match the defaults provided in hwint.h.
8637 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8638 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
8640 * config.gcc (xm_file): Don't set to files which are deleted.
8642 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
8643 guard this file against these macros being undefined.
8645 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8647 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
8648 and DECL_DEFER_OUTPUT on the decl we create, before calling
8649 rest_of_decl_compilation.
8651 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8653 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
8655 * configure, config.in: Regenerate.
8656 * config.gcc: Remove references to deleted files.
8658 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
8659 genrecog.c, rtl.c: Do not use alloca anywhere.
8661 * Makefile.in, build-make, system.h, config/x-interix,
8662 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
8663 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
8664 config/arc/xm-arc.h, config/arm/xm-arm.h,
8665 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8666 config/h8300/xm-h8300.h, config/i370/x-oe,
8667 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
8668 config/i386/x-ncr3000, config/i386/x-sco5,
8669 config/i386/xm-dgux.h, config/i860/x-sysv4,
8670 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
8671 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
8672 config/m68k/x-hp320g, config/m69k/x-mot3300,
8673 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
8674 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
8675 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
8676 config/m88k/x-sysv4, config/m88k/x-tekXD88,
8677 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8678 config/mips/x-iris, config/mips/x-iris3,
8679 config/mips/x-sni-svr4, config/mips/x-sysv,
8680 config/mips/xm-iris6.h, config/mips/xm-mips.h,
8681 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
8682 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
8683 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8684 config/pa/xm-papro.h, config/romp/xm-romp.h,
8685 config/rs6000/x-aix31, config/rs6000/x-aix41,
8686 config/rs6000/x-beos, config/rs6000/x-lynx,
8687 config/rs6000/x-mach, config/rs6000/x-rs6000,
8688 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
8689 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8690 config/sparc/x-sysv4, config/sparc/xm-linux.h,
8691 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
8692 config/vax/xm-vms.h: Eradicate all references to alloca and
8695 * config/xm-alloca.h, config/clipper/x-clix,
8696 config/i386/xm-sysv4.h, config/i860/x-fx2800,
8697 config/i860/x-sysv3, config/m88k/x-sysv3,
8698 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
8699 (contained only alloca related hacks).
8701 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
8704 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
8706 * invoke.texi: Document __FAST_MATH__.
8708 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8710 * crtstuff.c: Restore include of auto-host.h.
8712 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
8714 Put main() in a separate file, so that the language
8715 front-end can use a different main().
8718 * toplev.c: (main): Rename as toplev_main.
8719 * toplev.h: Declare toplev_main.
8720 * Makefile.in (OBJS): add toplev.o.
8721 (BACKEND): remove toplev.o, add main.o.
8723 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8725 * cppfiles.c (search_from): Special case the empty string.
8727 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8729 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
8730 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
8731 strlen or strcpy; we already know the length.
8732 (_cpp_compare_file_date): Similarly.
8733 * cpphash.h (struct cpp_reader): Delete done_initialising.
8734 (CPP_PREV_BUFFER): Delete.
8735 * cppinit.c (cpp_start_read): Don't set done_initialising.
8736 * cpplex.c (parse_string): Guarantee null-termination.
8737 (_cpp_equiv_toklists): Remove.
8738 * cpplib.c (glue_header_name): Null-terminate.
8739 (do_line): Don't leak memory.
8740 * cpplib.h (BT_WEAK): Delete.
8741 * cppmain.c (cb_ident): Strings are now null-terminated.
8743 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
8745 * gcc.c (convert_filename): Append executable suffix
8746 if NO_AUTO_EXE_SUFFIX is not defined.
8747 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
8748 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
8750 2001-03-03 David O'Brien <obrien@FreeBSD.org>
8752 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
8753 * c-parse.gperf, c-gperf.h: Delete.
8754 (c-gperf.h was accidently re-added to the CVS repo in the rev
8755 1.16 commit by tromey)
8757 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8759 * cpplex.c (_cpp_lex_token): Don't warn about directives in
8760 macro arguments when looking for the '('.
8761 * cppmacro.c (funlike_invocation_p): Set parsing_args to
8762 2 when really parsing arguments; 1 when looking for '('.
8763 Always restore the lexer position.
8765 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8767 * longlong.h (umul_ppmm): Don't use a multiline string.
8769 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8771 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
8772 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
8773 t_bool in declaration because pcc can't combine volatile with typedef
8776 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
8778 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
8779 until when it is really needed.
8780 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
8781 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
8782 * i386.md (float?i?f splitter): Don't force source operand to memory
8784 (sse_movdfcc): Fix constraint.
8785 (sse_movdfcc splitter): Handle properly the second alternative.
8787 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8789 * cpplex.c (parse_string): Unconditionally pedwarn.
8791 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8794 * cppexp.c (parse_number): Update.
8795 * cpplex.c (parse_string): Pedwarn if multiline string does not
8796 result from a system header's macro.
8797 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
8798 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
8799 for function-like macros too.
8800 * c-lex.c (lex_number): Update.
8802 2001-03-03 Richard Henderson <rth@redhat.com>
8804 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
8806 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
8808 * combine.c (try_combine): If split with mode-changed scratch
8809 register didn't work, try the original mode.
8811 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
8813 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
8814 * config/c4x/c4x.h: Likewise.
8815 * stor-layout.c (compute_record_mode): Likewise.
8816 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
8818 2001-03-02 Zack Weinberg <zackw@stanford.edu>
8820 * configure.in: Kill tm.h. Include the files in the $tm_file
8821 list in all three of config.h, hconfig.h, tconfig.h, after the
8822 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
8823 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
8824 * configure: Regenerate.
8825 * Makefile.in (clean): Don't delete tm.h.
8827 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
8828 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
8829 those are not defined, set SEC and FEC to 0 and 1.
8830 * gcc.texi: Update to match.
8832 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
8833 * config/fp-bit.c, config/m68k/aux-crt2.asm,
8834 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
8835 Include tconfig.h, not tm.h.
8837 * config/xm-lynx.h, config/xm-std32.h,
8838 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8839 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
8840 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
8841 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8842 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8843 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8844 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
8845 config/i386/xm-i386.h, config/i860/xm-i860.h,
8846 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8847 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
8848 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8849 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8850 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8851 config/pa/xm-linux.h, config/pa/xm-pa.h,
8852 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8853 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
8854 config/pj/xm-pj.h, config/romp/xm-romp.h,
8855 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
8856 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8857 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8858 config/v850/xm-v850.h, config/vax/xm-vax.h,
8859 config/we32k/xm-we32k.h:
8861 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
8863 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
8864 config/i370/xm-oe.h: Don't include tm.h. Don't define
8866 * config/vax/xm-vms.h: Don't include tm.h.
8868 * config/xm-lynx.h, config/avr/xm-avr.h,
8869 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
8870 Delete; made empty by above changes.
8871 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8872 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
8873 Don't include config/xm-lynx.h or tm.h.
8875 * config/xm-gnu.h: Don't include fcntl.h.
8876 * config/sparc/xm-lynx.h: Don't include sys/types.h and
8878 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
8880 2001-03-02 Richard Henderson <rth@redhat.com>
8882 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
8883 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
8885 2001-03-02 Richard Henderson <rth@redhat.com>
8887 * Makefile.in (OBJS): Add dwarf2asm.o.
8888 * dwarf2asm.c, dwarf2asm.h: New files.
8889 * dwarf2out.c (*): Use them.
8890 (size_of_uleb128, size_of_sleb128): Remove.
8891 (output_uleb128, output_sleb128): Remove.
8892 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
8893 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
8894 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
8895 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
8896 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
8897 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
8898 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
8899 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
8900 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
8901 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8902 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
8903 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
8904 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
8905 (dwarf2out_frame_debug): Remove unused variables.
8906 (output_loc_operands): Don't abort on 8 byte constants if
8907 host integers are wide enough.
8908 (output_symbolic_ref): Remove.
8909 (size_of_die): Don't assume 4 byte host integers.
8910 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
8912 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
8913 something stupid with HOST_WIDE_INT to long truncation.
8914 [CONST_DOUBLE]: Likewise.
8916 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
8917 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8918 * config/arm/unknown-elf.h: Likewise.
8919 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
8920 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
8921 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
8922 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
8923 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
8924 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
8925 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
8926 (ASM_OUTPUT_DWARF_OFFSET): Remove.
8927 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
8928 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
8929 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
8930 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
8932 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8934 * cselib.c (hash_rtx): Cast enums to unsigned int.
8936 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8938 * print-rtl.c (print_rtx): Cast enums to int for comparison.
8939 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
8941 * c-format.c (C_STD_VER): Cast to int for comparisons.
8942 (check_function_format): Cast various enums to int for &.
8943 (maybe_read_dollar_number): Likewise.
8944 (check_format_info): Likewise.
8945 (check_format_info_main): Likewise.
8946 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
8947 (safe_from_p): Likewise.
8948 * varasm.c (const_hash): Cast enum to int for %.
8949 * emit-rtl.c (init_emit_once): Use int loop variable to work around
8950 pcc enum problems with < and ++ operators.
8951 * regclass.c (init_reg_sets_1): Cast enums for comparison.
8952 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
8953 (regclass_init): Change enum class to int to iterate over reg_classes.
8954 * genrecog.c (merge_trees): Cast enums for comparison.
8955 * rtl.h (GET_CODE): Cast to enum rtx_code.
8956 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
8957 (GET_MODE): Cast to enum machine_mode.
8958 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
8959 (GET_NOTE_INSN_NAME): Cast enum to int.
8960 * tree.h (TREE_CODE): Cast to enum tree_code.
8961 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
8962 * timevar.c (timevar_print): Change loop variable id from enum to
8964 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
8965 * config/i386/i386.md: Use PUT_MODE for mode assignment.
8966 * toplev.c (compile_file): Cast enum DFI to int.
8967 (decode_d_option): Likewise.
8969 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
8971 * cppinit.c (append_include_chain): Mark "after" include file name list
8972 as a system directory.
8973 * cpp.texi: Document new behavior.
8975 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
8977 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
8979 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
8981 * cppfiles.c (struct include_file): Update.
8982 (stack_include_file): Use search_from.
8983 (cpp_included, find_include_file): Update.
8984 (cpp_execute_include): Update. ptr->name may not be
8985 null terminated. Use the new search_from member variable
8987 (_cpp_compare_file_date): Similarly.
8988 (search_from): New function, similiar to actual_directory.
8989 (actual_directory): Delete.
8990 (remap_filename): Update. loc->name may not be null terminated.
8991 (struct file_name_list): Rename search_path. Update.
8992 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
8993 search_from and dir.
8994 (struct cpp_reader): Remove actual_dirs.
8995 * cppinit.c (struct cpp_pending): Update for renamed objects.
8996 (append_include_chain, remove_dup_dir, remove_dup_dirs,
8997 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
8998 * cpplib.h (struct cpp_options): Similarly.
9000 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9002 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
9003 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
9004 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
9005 config/clipper/xm-clix.h, config/convex/xm-convex.h,
9006 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
9007 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
9008 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
9009 config/i370/xm-linux.h, config/i370/xm-mvs.h,
9010 config/i370/xm-oe.h, config/i386/xm-aix.h,
9011 config/i386/xm-i386.h, config/i386/xm-osf.h,
9012 config/i860/xm-i860.h, config/i960/xm-i960.h,
9013 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
9014 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
9015 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
9016 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
9017 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
9018 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
9019 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
9020 config/pj/xm-pj.h, config/romp/xm-romp.h,
9021 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
9022 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
9023 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
9024 config/v850/xm-v850.h, config/vax/xm-vax.h,
9025 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
9026 Do not define TRUE or FALSE.
9028 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
9029 empty by above change.
9030 * config.gcc: Remove references to these files.
9032 * configure.in: Detect stdbool.h.
9033 * configure, config.in: Regenerate.
9034 * system.h: Include stddef.h here if available.
9035 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
9036 Then set up a sensible boolean type at the very end.
9038 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
9039 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
9041 * hash.h: Delete 'boolean' typedef and related #undefs.
9043 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
9044 all uses of 'boolean' with 'bool'.
9046 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
9048 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
9049 * cppexp.c (lex): Cast enums for comparison.
9050 * cppinit.c (parse_option): Cast enum for comparison.
9051 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
9052 (cpp_output_token): Likewise.
9053 (cpp_can_paste): Cast enums for comparsion and plus/minus.
9054 (cpp_avoid_paste): Cast enums for minus and comparison.
9056 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9058 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
9059 field to all array elements.
9061 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9063 * cpphash.h (struct cpp_reader): Add print_version field.
9064 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
9065 just set print_version and other flags as appropriate.
9066 (cpp_post_options): Print version here if print_version is set.
9068 * toplev.c (exit_after_options): New flag.
9069 (independent_decode_option): Don't exit here; just set
9071 (main): Exit after calling lang_hooks.post_options if
9072 exit_after_options is true.
9074 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
9075 (merge_include_chains): Adjust comment to match code.
9077 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9079 * stringpool.c (set_identifier): New function.
9080 * tree.h: Prototype it.
9082 * c-parse.in: Kill D_YES. If compiled for objc, call
9083 save_and_forget_protocol_qualifiers from init_reswords.
9084 * objc/objc-act.c (remember_protocol_qualifiers,
9085 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
9086 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
9088 (save_and_forget_protocol_qualifiers): New function.
9089 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
9091 2001-03-01 Diego Novillo <dnovillo@redhat.com>
9093 * c-semantics.c (prune_unused_decls): Return error_mark_node
9094 instead of (tree) 1 to stop traversing the tree chain.
9096 2001-03-01 Bernd Schmidt <bernds@redhat.com>
9098 Fix a problem introduced by Kenner's Feb 18 change.
9099 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
9100 flag_cse_skip_blocks only temporarily, not for ever.
9102 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
9104 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
9105 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
9107 * pa.c (emit_move_sequence): Verify operand0 is a hard register
9108 before determining its register class.
9110 2001-03-01 Bernd Schmidt <bernds@redhat.com>
9112 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
9113 from reg 4 if current_function_calls_setjmp.
9114 (gen_nop_type): New function.
9115 (ia64_emit_nops): New function.
9116 (ia64_reorg): Call it.
9117 (ia64_sched_reorder): Move code that rotates bundles up a bit.
9119 * reload1.c (eliminate_regs_in_insn): Restrict the special case
9120 code not to try to optimize adds with anything but a REG destination.
9122 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
9123 (INSN_PRIORITY_KNOWN): New accessor macro.
9124 * haifa-sched.c (priority): Use it instead of testing priority against
9127 2001-02-28 DJ Delorie <dj@redhat.com>
9129 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
9130 since that doesn't work the way gcc wants on a generic m68k.
9132 2001-02-28 Richard Henderson <rth@redhat.com>
9134 * caller-save.c (save_call_clobbered_regs): Fix typo in
9135 comparison last change.
9137 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
9139 * i386.c (pentium4_cost): New.
9140 (m_PENT4): New macro.
9141 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
9142 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
9143 x86_integer_DFmode_moves, x86_partial_reg_dependency,
9144 x86_memory_mismatch_stall): Add Pentium4
9145 (x86_use_q_reg, x86_use_any_reg): Kill.
9146 (override_options): Add pentium4.
9147 (incdec_operand): Return 0 for pentium4.
9148 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
9149 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
9150 (TARGET_PENTIUM4): Define.
9151 (enum processor_type): Add PROCESSOR_PENTIUM4.
9152 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
9153 * i386.md (attribute "cpu"): Add pentium4.
9154 * invoke.texi (march): Add pentium4.
9156 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
9158 * i386.md (sse_mov?fcc*): New patterns and splitters.
9159 * i386.c (ix86_expand_movcc): Work post-reload; recognize
9160 the SSE based conditional moves.
9162 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
9164 * i386.md (attribute mode): Add "TI".
9165 (movsf_1): Add pxor support; remove constant propagation splitter.
9166 (movdf_integer): Likewise.
9167 (movdf_nointeger): Likewise.
9168 (movxf constant prop splitter): Handle all modes; update for SSE.
9169 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
9170 * i386.c (standard_80387_constant_p): Rewrite.
9171 (standard_sse_constant_p): New.
9172 * i386-protos.h (standard_sse_constant_p): New.
9174 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
9176 * i386.md (sse_setccsf, sse_setccdf): New.
9177 (sse_cmp* patterns): Use '%D' instead of outputtting condition
9179 * i386.c (sse_comparison_operator): Accept the supported unordered
9180 comparses; be ready for fast_math.
9181 (print_operand): Support 'D'.
9183 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
9185 * jump.c (reversed_comparison_code): Kill.
9187 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
9189 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
9192 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
9194 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
9195 add missing '%' in constraints.
9197 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
9199 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
9200 for HOST_BITS_PER_WIDE_INT == 32 too.
9202 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
9204 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
9206 (insert_save, insert_restore): New parameter save_mode.
9207 (init_caller_save): Update initialization of reg_save_code
9208 and reg_restore_code.
9209 (save_call_clobbered_regs): Compute save_modes and update calls to
9210 reg_save_code and reg_restore_code.
9211 (insert_restore): Unsignetize numbers; use save_modes to choose mode
9212 of spill; update use of reg_restore_code.
9213 (insert_save): Likewise.
9214 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
9215 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
9216 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
9218 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
9220 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
9221 noce_try_store_flag_inc, noce_try_store_flag_mask,
9222 noce_try_cmove_arith):
9223 Use reversed_comparison_code instead of reverse_comparison and
9224 can_reverse_comparison_p.
9226 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
9228 * jump.c (reversed_comparison_code_parts): Allow reversal of
9229 unordered compares in -ffast-math mode; reverse ordered compares
9230 for FP even w/o -ffast-math.
9232 2001-02-27 Richard Henderson <rth@redhat.com>
9234 * print-rtl.c (print_rtx) [i]: Don't print field five on
9235 NOTEs other than NOTE_INSN_DELETED_LABEL.
9237 2001-02-27 Zack Weinberg <zackw@stanford.edu>
9239 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
9240 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
9242 2001-02-27 Diego Novillo <dnovillo@redhat.com>
9244 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
9245 even if walk_subtrees is 0.
9246 * c-semantics.c (prune_unused_decls): Return a non-null value to
9247 stop traversing the tree chain.
9249 2001-02-27 DJ Delorie <dj@redhat.com>
9251 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
9252 register, *then* define it as the new CFA.
9254 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
9256 * pa.c (override_options): Promote -fpic to -fPIC.
9257 (legitimize_pic_address): Simplify due to removal of
9258 small PIC as a code generation option.
9259 (secondary_reload_class): Similarly.
9260 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
9261 (PRINT_OPERAND_ADDRESS): Similarly.
9262 * pa.md (various patterns): Similarly.
9263 (small pic lo_sum pattern): Remove.
9265 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
9268 * md.texi (min, max): Document
9270 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
9272 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
9273 TARGET_PARTIAL_REG_DEPENDENCY.
9274 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
9276 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
9278 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
9280 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
9282 * mips.c (mips_make_temp_file): Fix thinko in last change.
9284 2001-02-26 Jason Eckhardt <jle@redhat.com>
9286 * combine.c (known_cond): Do not reverse the condition when
9287 SMAX/UMAX is being considered and the condition is for equality
9290 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
9292 2001-02-26 Philip Blundell <philb@gnu.org>
9294 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
9296 * config/arm/linux-elf.h: Remove historical relics related to
9297 above configurations.
9298 * config/arm/linux-oldld.h: Delete.
9299 * config/arm/linux-elf26.h: Delete.
9301 2001-02-26 Jason Merrill <jason@redhat.com>
9303 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
9305 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
9306 recognize a tentative definition. Lose obsolete code.
9308 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
9309 variables unless necessary, either.
9311 2001-02-25 Richard Henderson <rth@redhat.com>
9313 * ifcvt.c (struct noce_if_info): Add test_bb.
9314 (noce_get_alt_condition): New.
9315 (noce_try_minmax, noce_try_abs): New.
9316 (noce_operand_ok): New.
9317 (noce_process_if_block): Use them.
9318 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
9320 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
9322 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
9325 2001-02-25 Zack Weinberg <zackw@stanford.edu>
9327 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
9328 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
9330 (mips_asm_file_end): Free temp_filename here.
9332 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9334 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
9335 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
9337 * config/i386/i386.md (movstrsi): Handle FAIL case.
9339 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
9341 * cppinit.c (builtin_array): Update.
9342 (init_builtins): Flag builtins to warn if redefined or
9343 undefined. Define __GXX_WEAK as a normal macro.
9344 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
9345 * cpplib.h (NODE_WARN): New flag.
9346 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
9347 Handle __STDC__ as a builtin only on Solaris.
9348 (warn_of_redefinition): Renamed from check_macro_definition.
9349 Reverse sense of test. Always warn if NODE_WARN.
9350 (_cpp_create_definition): Use warn_of_redefinition. Flag
9351 any macro beginning with "__STDC_" to require a mandatory
9352 warning if redefined or undefined.
9354 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9356 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
9357 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
9358 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
9359 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
9360 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
9361 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
9362 Don't define any of:
9363 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
9364 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
9365 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
9366 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
9367 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
9369 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
9370 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
9373 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
9374 Delete now-empty file.
9376 * alpha/vms.h: Define NEED_ATEXIT here...
9377 * alpha/xm-vms.h: ...not here.
9379 * i386/cygwin.h: Don't define PARAMS.
9380 * mips/mips.c: Don't prototype mktemp. Don't define
9381 P_tmpdir. Use make_temp_file to create temporary files.
9382 Don't be clever and delete temporary files early.
9383 * config.gcc: Drop references to deleted files. Don't define
9385 * gcc.texi: Don't mention USE_PROTOTYPES.
9387 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9389 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
9390 (ix86_set_move_mem_attrs_1): Likewise.
9391 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
9392 * config/i386/i386.md (movstrsi): Call it.
9394 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9396 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
9397 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
9398 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
9399 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
9401 (i750a-*-*): Error here if hosting on i750a.
9402 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
9404 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
9405 Remove (empty modulo comments).
9407 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
9408 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
9409 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
9410 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
9411 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
9412 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
9414 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
9415 Remove reference to winnt.h in comment.
9416 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
9418 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9420 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
9421 used to set another biv.
9423 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9425 * tree.h (BLOCK_DEAD): New macro.
9426 (struct tree_block): New flag, dead_flag.
9427 * print-tree.c (print_node, case 'b'): Print missing fields.
9428 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
9429 * function.c (identify_blocks): Enable test for misplaced notes.
9430 (all_blocks): Skip BLOCK_DEAD blocks.
9431 * integrate.c (integrate_decl_tree): Likewise.
9433 * errors.c (internal_error, trim_filename): New functions.
9434 (fancy_abort): Call internal_error.
9435 * errors.h (internal_error, trim_filename): New declarations.
9437 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
9439 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
9441 (EXTRA_CONSTRAINT): Formatting changes.
9443 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9445 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
9447 2001-02-23 Per Bothner <per@bothner.com>
9449 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
9450 so they can be called from java/jvspec.c.
9451 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
9453 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
9455 * i386.c (ix86_frame): New structure.
9456 (ix86_compute_frame_size): Kill.
9457 (ix86_compute_frame_layout): New.
9458 (ix86_save_reg): New.
9459 (ix86_can_use_return_insn_p): Use frame layout stuff.
9460 (ix86_expand_prologue): Likewise.
9461 (ix86_expand_epilogue): Likewise.
9462 (ix86_initial_elimination_offset): Likewise.
9463 (ix86_nsaved_regs): Use ix86_save_reg.
9464 (ix86_emit_save_regs): Likewise.
9466 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
9468 * flow.c (find_sub_basic_blocks): New function.
9469 (split_block): Be ready for basic block introduced by CODE_LABEL.
9470 (commit_one_edge_insertion): Call find_sub_basic_block.
9472 * flow.c (make_edges): Add edge from entry for blocks starting with
9473 label having ALTERNATE_NAME
9475 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
9477 * function.c (epilogue_done): Be ready for first basic block not
9478 containing PROLOGUE_END note.
9479 (reposition_prologue_and_epilogue_notes): Avoid placing
9480 PROLOGUE_END note between BASIC_BLOCK.
9482 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
9484 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
9486 2001-02-21 DJ Delorie <dj@redhat.com>
9488 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
9489 check for current_function_has_nonlocal_goto from 1999-11-12.
9491 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9493 * diagnostic.c (trim_filename): No longer static.
9494 * toplev.h (trim_filename): Declare.
9495 * rtl.c (rtl_check_failed_bounds): Call internal_error.
9496 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
9497 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
9498 (rtvec_check_failed_bounds): Likewise.
9499 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
9501 * convert.c (convert_to_integer): Don't do unsigned unless result or
9502 both inputs are unsigned.
9504 * fold-const.c (fold_convert): Don't call size_int_type_wide if
9507 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
9509 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
9511 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
9513 * Makefile.in (resource.o): Add params.h dependence.
9514 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
9515 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
9516 * resource.c: Add dependence on params.h.
9517 (current_live_regs): Fix explanatory comment.
9518 (find_basic_block): Add new parameter to permit limiting search
9520 (mark_target_live_regs): Add new argument to find_basic_block call.
9521 (incr_ticks_for_insn): Likewise.
9523 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9525 * diagnostic.c (output_to_stream): Rename to
9526 output_buffer_to_stream. Loses the stream parameter.
9527 (init_output_buffer): Set diagnosic_buffer's stream.
9528 (flush_diagnostic_buffer): Adjust.
9529 (default_print_error_function): Likewise.
9530 (finish_diagnostic): Likewise.
9531 (verbatim): Likewise.
9533 * diagnostic.h (struct output_buffer): Add `stream' field.
9534 (output_buffer_attached_stream): New macro.
9536 2001-02-23 Jakub Jelinek <jakub@redhat.com>
9538 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
9539 check if either operand is divisible by C.
9540 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
9541 If type is signed, consider negative numbers as well.
9543 2001-02-22 Richard Henderson <rth@redhat.com>
9545 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
9546 reach .text instead of gp-relative relocs.
9547 * config/ia64/crtend.asm (.init): Likewise.
9549 2001-02-22 Andreas Jaeger <aj@suse.de>
9551 * extend.texi (C++ Attributes): Fix typo.
9553 2001-02-21 David Mosberger <davidm@hpl.hp.com>
9555 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
9556 functions, drop current_function_args_info.words test.
9557 (ia64_compute_frame_size): Mark syscall_linkage functions as
9558 using eight input registers.
9560 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
9561 Bruce Korb <bkorb@gnu.org>
9563 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
9564 * fixinc/README: Document how to convert sed substitutions
9565 to format style c_fix-es.
9566 * fixinc/fixincl.x: regen
9568 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
9570 * gcc.c: Add comment explaining how to add a command-line option.
9571 Add title to specs language comment.
9573 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9575 * gcc.c (cc1_options): Add "-param".
9576 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
9577 (option_map): Likewise.
9578 * toplev.c (display_help): Add entry for "--param".
9579 (independent_decode_option): Fix typographical error.
9581 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
9582 Bernd Schmidt <bernds@redhat.com>
9583 Jan Hubicka <jh@suse.cz>
9585 * i386.c (function_arg_advance): Pass SSE arguments in registers.
9586 (function_arg): Likewise.
9588 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
9590 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
9592 2001-02-21 Kazu Hirata <kazu@hxi.com>
9594 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
9598 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
9600 * flow.c (init_propagate_block_info): Canon address and use single_set
9601 for killing dead memory stores.
9603 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9605 * Makefile.in (reorg.o): Add params.h dependence.
9606 * params.def: Fix typographical error in comment.
9607 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9608 * params.h: Modify introductory comment.
9609 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9610 * reorg.c: Add dependence on params.h.
9611 (redundant_insn): Add parameterized throttle for search.
9612 (fill_simple_delay_slots): Add a comment explaining a variable.
9613 Move conditional out of loop, simplifying code.
9614 (fill_eager_delay_slots): Fix typographical error in comment.
9616 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
9618 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
9620 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
9621 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
9623 2001-02-21 Jason Merrill <jason@redhat.com>
9625 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
9626 (struct tree_decl): Add uninlinable bitfield.
9627 * c-decl.c (duplicate_decls): Set it.
9628 * integrate.c (function_cannot_inline_p): Check it.
9630 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
9631 DW_AT_MIPS_linkage_name to abstract methods.
9632 (dwarf2out_abstract_function): Emit class context before calling
9633 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
9634 (gen_subprogram_die): Remove obsolete code.
9635 (gen_member_die): Don't include clones in the member list.
9636 (gen_decl_die): Emit abstract info for clone origin.
9637 * dwarfout.c (output_type): Don't include clones in the member list.
9638 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
9639 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
9640 DECL_ABSTRACT on a function that already has it set.
9642 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
9643 (get_subprogram_die): Pass it in.
9645 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
9647 * flow.c (mark_set_1): Make not_dead unsigned long. For
9648 non-pseudos, use it as a bitmask of the hard regs that
9651 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
9653 * cppfiles.c: Update comments.
9654 (_cpp_read_file): Don't check for NULL filenames any more.
9655 * cppinit.c (cpp_start_read): Don't do canonicalization of
9656 in_fname and out_fname. Use the passed file name exclusively.
9657 (_cpp_handle_options): Don't treat "-" as a command line option,
9658 but as a normal filename.
9659 (_cpp_post_options): Canonicalize in_fname and out_fname.
9660 * cppmain.c (printer_init): Don't check out_fname for NULL.
9661 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
9662 (init_c_lex): Update, and use "" to represent stdin to CPP.
9665 2001-02-20 Will Cohen <wcohen@redhat.com>
9667 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
9668 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
9669 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
9672 2001-02-20 Stan Shebs <shebs@apple.com>
9674 * config/rs6000/rs6000.c (output_cbranch): Output branches
9675 on separate lines instead of using ';' to separate.
9677 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
9679 * cppinit.c (set_lang): Move builtin handling to...
9680 (init_builtins): ...here.
9681 (_cpp_create_reader): Move call to set_lang.
9683 2001-02-20 Mark Mitchell <mark@codesourcery.com>
9685 * stmt.c (expand_return): If an attempt is made to return the
9686 error_mar_node, treat the return like a return without a value.
9688 2001-02-19 Zack Weinberg <zackw@stanford.edu>
9690 * sibcall.c (skip_copy_to_return_value): Call
9691 identify_call_return_value here, and return orig_insn if it
9692 returns zero. Hardret and softret arguments now unnecessary.
9693 (call_ends_block_p): Don't call identify_call_return_value here.
9695 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
9697 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
9698 * ggc.h (ggc_mark_if_gcable): Delete prototype.
9700 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
9702 * pa.c (move_operand): Accept code to load the address of a
9703 symbol out of the DLT as a valid move operand.
9704 (print_operand, case 'A'): New to handle generating a DLT
9705 reference for a LO_SUM expression.
9706 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
9707 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
9709 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
9711 * README, cpp.texi, gcc.texi, version.c: Update version number to
9713 * cpp.1, gcov.1, gcc.1: Regenerate.
9715 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
9717 * cppfiles.c (stack_include_file): Generate dependencies
9718 here, and manage include_count here too.
9719 (PRINT_THIS_DEP): Delete.
9720 (_cpp_execute_include): Do not generate dependencies here,
9721 apart from the case of a missing header. Do not manage
9723 (_cpp_read_file): Leave dependency generation to
9726 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
9728 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
9729 target_cpu_default. Remove dead assignment to
9732 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
9734 * regclass.c (contains_reg_of_mode): Make global.
9735 (init_reg_sets): Remove contains_reg_of_mode; take into account
9736 CLASS_MAX_NREGS when looking for the proper mode.
9737 (dump_regclass): Dump only classes considered for the pseudo.
9738 (regclass): Use contains_reg_of_mode.
9740 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
9742 * gcc.c (do_spec_1): 'n' for printing notices.
9743 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
9745 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
9747 * reg-stack.c (next_flags_user): Use current_block->end
9748 (swap_rtx_condition): Look for next user if flags don't die;
9749 give up on CALL_INSNs; use current_block->end.
9751 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9753 * sibcall.c (call_ends_block_p): New function.
9754 (optimize_sibling_and_tail_recursive_call): Use it.
9756 2001-02-18 Kazu Hirata <kazu@hxi.com>
9758 * config/h8300/h8300.md: Update copyright.
9759 (andsi3): Do not output an extra newline character.
9761 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9763 * toplev.c (note_deferral_of_defined_inlined_function): Argument
9764 FNDECL may be unused.
9766 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
9767 follow jumps after first run.
9768 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
9769 it doesn't change any jumps.
9771 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
9773 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
9774 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
9775 (mostlyclean): Corresponding changes.
9776 * rtlanal.c (hard-reg-set.h): Include.
9777 (rtx_unstable_p): Do not treat the argument pointer specially
9778 if it is not a fixed register.
9779 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
9781 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9783 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
9784 against last real insn in basic block.
9785 Rework to avoid gotos.
9787 * Makefile.in (gcse.o): Now includes ggc.h.
9788 * gcse.c: Include ggc.h.
9789 (want_to_gcse_p): Verify expression can be in SET as valid insn.
9790 (try_replace_reg): Remove warning of uninitialize variable.
9791 (process_insert_insn): Call invalid_insn_p to validate insn.
9792 * recog.c (insn_invalid_p): Now global.
9793 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
9794 * recog.h (insn_invalid_p): New declaration.
9796 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
9798 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
9799 assignments from FP constants since 'Y' output code can't handle it.
9800 (eligible_for_sibcall_delay): Likewise.
9802 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
9803 Call fancy_abort directly, passing args.
9804 (print_rtl_and_abort): Now a macro, like fancy_abort.
9806 * final.c (output_operand_lossage): Use internal_error, not error.
9808 2001-02-18 Shane Nay <shane@agendacomputing.com>
9810 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
9811 structure shift insns.
9813 2001-02-18 Mark Mitchell <mark@codesourcery.com>
9815 * invoke.texi (-fsquangle): Remove documentation.
9816 (-fname-mangling-version): Likewise.
9818 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
9820 * optabs.c (expand_abs): Remove reference to
9821 HAVE_contitional_arithmetic.
9822 * combine.c (simplify_set): Likewise.
9824 2001-02-18 Richard Henderson <rth@redhat.com>
9826 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
9829 2001-02-18 Richard Henderson <rth@redhat.com>
9831 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
9833 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
9835 * reload1.c (reload_cse_simplify_set): Fix typo.
9837 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9839 * diagnostic.c (_fatal_insn): Decrement errorcount.
9841 * invoke.texi (-I): Add note avoiding use for system header files.
9843 * rtl.h (add_clobbers): Remove duplicate declaration.
9844 * recog.h (added_clobbers_hard_reg_p): New declaration.
9845 * genemit.c (struct clobber_pat): New field has_hard_reg.
9846 (gen_insn): Record if added clobbers clobber hard reg.
9847 (gen_split): Avoid unused warning if number of operands is 0.
9848 (output_added_clobbers_hard_reg_p): New function.
9851 2001-02-18 Alan Modra <alan@linuxcare.com.au>
9853 * pa.c (hppa_expand_prologue): Simplify code storing return
9854 pointer. For large (>=8k) frames with a post_store, adjust stack
9855 pointer by 8k-64 first rather than by 64. When testing with
9856 VAL_14_BITS_P, always use the actual value rather than the value
9857 negated. Add blockage to prevent scheduling of spills before
9858 stack frame has been created.
9859 (hppa_expand_epilogue): Simplify code loading return pointer.
9860 Allow a slightly larger range for merge_sp_adjust_with_load case.
9861 When testing with VAL_14_BITS_P, always use the actual value.
9863 * pa.c (pa_adjust_insn_length): Check that block move
9864 pattern is a set before looking at operands.
9866 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9868 * fold-const.c (fold_binary_op_with_conditional_arg): New
9869 function, split out from ...
9871 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
9872 conditional arms that throw exceptions.
9874 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
9877 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9879 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
9880 define HAVE_DECL_* to 1 to mask potential backup declarations.
9881 * configure: Regenerated.
9883 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9885 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
9887 2001-02-17 Richard Henderson <rth@redhat.com>
9889 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
9890 when replacing a memory load with a register.
9892 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9893 Jan Hubicka <jh@suse.cz>
9895 * recog.c (validate_replace_src_1): New.
9896 (validate_replace_src_data): Likewise.
9897 (validate_replace_src): Use note_uses.
9898 * rtl.h (note_uses): Declare.
9899 * rtlanal.c (note_uses): New.
9901 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
9903 * reg-stack.c (stack_def): Make field reg unsigned.
9904 (remove_regno_note): Unsignetize parameter.
9906 2001-02-16 Jes Sorensen <jes@linuxcare.com>
9908 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
9909 shladd_operand() call.
9911 2001-02-16 Bruce Korb <bkorb@gnu.org>
9912 Rodney Brown <RodneyBrown@mynd.com>
9914 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
9915 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
9916 machine restrictions
9917 * fixinc/fixincl.x: regen
9919 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9921 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
9923 (hash_scan_insn): Clean up calls to hash_scan_set.
9924 (compute_kill_rd): REGNO now unsigned.
9925 (try_replace_reg): Rework to use simplify_replace_rtx.
9926 (cprop_jump, cprop_cc0_jump): Likewise.
9927 (cprop_insn): Call find_reg_equal_equiv_note.
9928 Reflect changes to cprop_jump and cprop_cc0_jump.
9930 * recog.c (validate_replace_src): Replace in operands of
9931 ZERO_EXTRACT in SET_DEST.
9933 * cse.c (new_label_ref): New variable.
9934 (insert): Set it instead of recorded_label_ref.
9935 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
9936 CODE_LABEL for this function, and not already in REG_LABEL note.
9938 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
9940 * resource.c (mark_referenced_resources): Fix typo in introductory
9942 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
9945 2001-02-16 Jason Merrill <jason@redhat.com>
9947 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
9949 (gen_subprogram_die): Don't abort on seeing a second definition if
9950 the previous one was abstract. Don't replace an abstract instance
9951 in the lookup table.
9953 * dwarf2out.c (dwarf2out_abstract_function): Rename from
9954 gen_abstract_function.
9955 * dwarf2out.h: Declare it.
9956 * toplev.c (note_outlining_of_inline_function): New fn.
9957 * toplev.h: Declare it.
9958 * integrate.c (output_inline_function): Call it.
9959 * c-decl.c (duplicate_decls): Call it when redefining an extern
9960 inline. Don't inline the new defn.
9962 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
9964 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9966 * .gdbinit: Rename to gdbinit.in.
9967 * gdbinit.in: New file,
9968 * configure.in: Generate .gdbinit from gdbinit.in.
9969 * configure: Regenerated.
9970 * Makefile.in (distclean): Always remove .gdbinit.
9972 2001-02-16 Jakub Jelinek <jakub@redhat.com>
9974 * objc/objc-act.c (start_class): Register implemented_classes with
9977 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
9979 * cppfiles.c (_cpp_make_system_header): Generate a file
9982 2001-02-15 Jim Meyering <meyering@lucent.com>
9984 * Makefile.in (install-common): Don't depend on installdirs here.
9985 Instead, make each of the lang.install-common targets (e.g.,
9986 c++.install-common in cp/Make-lang.in) depend on it.
9987 (install-driver): Depend on installdirs.
9989 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9991 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
9993 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
9996 2001-02-15 Mark Mitchell <mark@codesourcery.com>
9998 * invoke.texi (--param): Document.
10000 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
10002 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
10004 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
10006 * i386.md (extendsfdf2_2): Fix constraints.
10008 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
10010 * i386.md (fop_df_3 splitter): Fix operand number.
10012 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
10014 * invoke.texi (-mreg-alloc): Nuke.
10015 * i386.c (ix86_reg_alloc_order, regs_allocated,
10016 order_regs_for_local_alloc): Nuke.
10017 (override_options): Kill reg_alloc code.
10018 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
10019 (REG_ALLOC_ORDER): SSE goes before I387.
10020 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
10021 (ix86_reg_alloc_order): Likewise.
10022 * i386-protos.h (ix86_reg_alloc_order): Kill.
10024 2001-02-14 Richard Henderson <rth@redhat.com>
10026 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
10028 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
10030 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
10032 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
10034 * i386-protos.h (ix86_memory_move_cost): Move offline.
10035 * i386.c (ix86_register_move_cost): Compute properly cost of
10036 SSE, MMX and i387 instructions.
10037 (*_cost): Add costs of SSE/MMX moves.
10038 (ix86_memory_move_cost): Move offline from ....; Likewise.
10039 * i386.h (MEMORY_MOVE_COST): .... here;
10040 (struct processor costs): Add new fields to represent costs
10043 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
10045 * regclass.c (init_reg_sets_1): Reinstall the optimization of
10046 move_cost together with Matt Kraai's fix.
10048 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
10050 * Makefile.in (OBJS): Add params.o.
10052 2001-02-14 Richard Henderson <rth@redhat.com>
10053 DJ Delorie <dj@redhat.com>
10055 * jump.c (jump_optimize_1): When we delete a conditional jump
10056 preceeding a non-conditional jump to effectively the same place,
10057 make sure that the combined jump skips any clobber insns between
10060 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
10062 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
10064 2001-02-14 Mark Mitchell <mark@codesourcery.com>
10066 * Makefile.in (toplev.o): Depend on params.h.
10067 (intergate.o): Likewise.
10068 (params.o): New target.
10069 * flags.h (inline_max_insns): Remove.
10070 * integrate.c: Include params.h.
10071 Use MAX_INLINE_INSNS instead of inline_max_insns.
10072 * params.c: New file.
10073 * params.h: Likewise.
10074 * params.def: Likewise.
10075 * toplev.c: Include params.h.
10076 (lang_independent_params): New variable.
10077 (decode_f_option): Use the param machinery instead of setting
10079 (independent_decode_option): Handle "--param name=value".
10080 (main): Register language-independent parameters.
10082 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
10084 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
10086 2001-02-14 Richard Henderson <rth@redhat.com>
10088 * regclass.c (init_reg_sets_1): Revert last two changes.
10090 2001-02-14 Jakub Jelinek <jakub@redhat.com>
10092 * stor-layout.c (is_pending_size, put_pending_size): New functions.
10093 (variable_size): Call put_pending_size.
10094 * tree.h (is_pending_size, put_pending_size): Add prototypes.
10095 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
10096 sizes list, put newly created SAVE_EXPR there as well.
10098 2001-02-14 Jakub Jelinek <jakub@redhat.com>
10100 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
10101 (errata_find_address_regs): load_group has only 2 entries.
10102 (errata_emit_nops): Likewise. shladd is not problematic.
10103 Clear last_group if nop was emitted.
10104 (fixup_errata): load_group has only 2 entries.
10107 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
10109 * c-lex.c (lex_number): Only warn traditionally for U suffix
10110 outside system macros.
10111 * cppexp.c (parse_number): Similarly.
10112 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
10113 * cppmacro.c (struct cpp_macro): New member node.
10114 (parse_args): Only warn about missing rest args if not
10116 (funlike_invocation_p): Similarly for uninvoked funlike macros.
10117 (cpp_sys_objmacro_p): New.
10118 (_cpp_create_definition): Store the node with the macro defn.
10119 Remember if the macro is defined in a system header.
10121 2001-02-13 DJ Delorie <dj@redhat.com>
10123 * configure.in (check_languages): determine languages to check
10124 * Makefile.in (check-c++): alias for check-g++
10125 (check-f77): alias for check-g77
10126 (CHECK_TARGETS): depend on configured languages
10128 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
10130 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
10131 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
10132 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
10133 (sqrtextendsfdf2): Disable for SSE2.
10135 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
10137 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
10138 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
10139 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
10140 (sqrtextendsfdf2): Disable for SSE2.
10142 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
10144 * i386.md (movsfcc_1): Support integer cmove instruction.
10145 (movdfcc_1): Likewise; new splitter.
10147 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
10149 * i386.c (output_fp_compare): Support SSE.
10150 (prepare_fp_compare_args): SSE comparisons always support memory.
10151 * i386.h (TARGET_CMOVE): SSE imply cmove.
10152 * i386.md (cmp?f2): Enable for SSE too.
10153 (cmpfp_i*): Support SSE.
10154 (cmpfp_i_sse): New.
10155 (cmpfp_i_sse_only): New.
10156 (s*, b* fp expanters): Enable for SSE too.
10157 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
10160 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
10162 * regclass.c (init_reg_sets_1): Silence warning.
10164 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
10166 * i386.md (sqrt?f2): Change to expander.
10167 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
10169 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10171 * rtlanal.c (find_reg_equal_equiv_note): New function.
10172 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
10173 (simplify_gen_relational, simplify_replace_rtx): Likewise.
10174 * rtl.h: Add declarations for above functions.
10176 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
10178 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
10180 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
10181 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
10182 * flow.c (mark_regs_live_at_end): Likewise.
10183 (calculate_global_regs_live): Likewise.
10184 * gcse.c (compute_hash_table): Likewise.
10185 (compute_kill_rd): Likewise.
10186 * resource.c (mark_target_live_regs): Likewise.
10187 * rtl.h (INVALID_REGNUM): New macro.
10189 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
10191 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
10193 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
10195 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
10198 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
10200 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
10202 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
10203 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
10204 (fop_sf_1_sse, fop_df_1_sse): New patterns
10205 (fop_*): Disable float_extend and float patterns for SSE compilation.
10206 * i386.c (output_387_binary_op): Support SSE.
10208 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
10210 * i386.md (dummy_extendsfdf2): Support SSE2
10211 (extendsfdf2): Enable if 80387 or SSE2.
10212 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
10213 and no MIX_I387_SSE2
10214 (extendsfdf2_1_sse_only): New pattern.
10215 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
10217 (truncdfsf2_1): Support SSE.
10218 (truncdfsf2_2): Support SSE.
10219 (truncdfsf2_2_1_sse): New pattern.
10220 (fixtruncsfsi2): Always use SSE if available.
10221 (fix_truncsfsi_sse): New pattern.
10222 (fix_truncdfsi_sse): New pattern.
10223 (floatsis?f2): Support SSE.
10224 (floatsidf2_i387): New pattern.
10225 (floatsidf2_sse): Likewise.
10227 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10229 * configure.in: Use "have_gnat" variable, not "gnat".
10230 * configure: Regenerated.
10232 * config/sparc/sparc.c (function_value): Treat all non-record
10233 aggregate types like used to treat UNION_TYPE.
10235 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
10237 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
10238 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
10240 (MASK_MIX_SSE_I387): New.
10241 (TARGET_SSE): SSE2 imply SSE.
10242 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
10243 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
10244 (enum reg_class): Add new classes.
10245 (REG_CLASS_NAMES): Likewise.
10246 (REG_CLASS_CONTENTS): Likewise.
10247 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
10248 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
10249 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
10250 (CLASS_MAX_NREGS): Use new macros.
10251 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
10252 * i386.md (pushsf, movsf): Support SSE.
10253 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
10254 splitters to use ANY_FP_REGNO_P.
10255 (movdf_nointeger, movdf_integer): Likewise.
10257 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
10259 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
10260 (try_combine): Use it.
10262 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
10264 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
10265 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
10266 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
10267 (REGISTER_MOVE_COST): Likewise.
10268 * i386-protos.h (ix86_secondary_memory_needed,
10269 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
10270 * i386.c (ix86_secondary_memory_needed,
10271 ix86_preferred_reload_class, ix86_register_move_cost): New function.
10273 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
10275 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
10276 (HARD_REGNO_MODE_OK): Move offline to ....
10277 * i386.c (ix86_hard_regno_mode_ok) ... here;
10278 refuse all incorrect modes.
10279 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
10281 2001-02-13 Richard Henderson <rth@redhat.com>
10283 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
10284 entire operator; replicate that and match_dup the operands.
10285 (cmp_ccx_arith_op_set): Likewise.
10286 (cmp_cc_arith_op_not_set): Likewise.
10287 (cmp_ccx_arith_op_not_set): Likewise.
10289 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
10291 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
10293 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
10295 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
10296 (TARGET_NO_BITFIELD_WORD): New macro.
10297 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
10298 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
10300 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10302 * cselib.c: New file, from simplify-rtx.c.
10303 * simplify-rtx.c: Remove cselib parts.
10304 * Makefile.in: Add cselib.o.
10306 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
10308 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
10309 (setup_incoming_varargs): Remove warning.
10311 * config/rs6000/rs6000.c (validate_condition_mode): When
10312 flag_fast_math, allow floating-point conditionals to be reversed.
10313 (rs6000_generate_compare): When flag_fast_math, don't generate
10314 cror operations for FP conditionals.
10316 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
10318 (ASM_SPEC): Likewise.
10319 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
10320 (CC1_SPEC): Likewise.
10321 (LINK_TARGET_SPEC): Likewise.
10322 (CPP_ENDIAN_SPEC): Likewise.
10323 * Makefile.in (check-consistency): New target.
10325 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
10327 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
10328 "return type defaults" warning for functions with return type
10330 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
10331 function declarations by default rather than only when pedantic.
10333 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
10335 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
10338 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10340 * extend.texi (Deprecated): Deprecate new initializer lists.
10342 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10344 * mkdeps.c (deps_add_default_target): Robustify. Add
10345 basename component only.
10346 * cpp.texi (-M): Describe how default target is generated.
10347 * invoke.texi (-M): Likewise.
10349 2001-02-12 Kazu Hirata <kazu@hxi.com>
10351 * toplev.c (push_float_handler): Remove.
10352 (pop_float_handler): Remove.
10353 * toplev.h: Remove prototypes for the above functions.
10355 2001-02-12 Jakub Jelinek <jakub@redhat.com>
10357 * c-common.c (constant_fits_type_p): New function.
10358 (convert_and_check): Use it.
10360 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10362 * Makefile.in (GXX_ABI_FLAG): Don't define.
10363 * configure.in (--enable-new-gxx-abi): Remove option.
10364 * config.in: Regenerated.
10365 * configure: Likewise.
10367 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
10369 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
10371 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
10372 regular basic block, and arrange for all edges into it to switch
10375 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10377 * Makefile.in (distclean): Do not remove .gdbinit.
10379 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10381 * Makefile.in (gcc.o): Fix typos.
10382 (protize.o): Likewise.
10383 (unprotoize.o): Likewise.
10385 2001-02-11 Richard Henderson <rth@redhat.com>
10387 * tree.c (build1): Check for null operand in last change.
10389 2001-02-11 Richard Henderson <rth@redhat.com>
10391 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
10392 (fold): Don't assume a constant isn't foldable.
10393 * tree.c (build): Set TREE_CONSTANT for an expression with no
10394 side-effects and constant operands.
10395 (build1): Likewise.
10397 2001-02-10 Richard Henderson <rth@redhat.com>
10399 * jump.c (squeeze_notes): Revert 2000-05-12 change.
10401 2001-02-10 Anthony Green <green@redhat.com>
10403 * cpp.texi (Standard Predefined): Add documentation for
10406 * c-common.c (combine_strings): Improve warning message.
10408 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
10410 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
10412 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
10414 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
10416 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
10419 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
10421 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
10424 2001-02-09 Nick Clifton <nickc@redhat.com>
10426 * config/arm/arm.md: Change output contraint on post inc
10427 load/store multiple patterns to be a read/write contraint.
10429 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
10431 * gcc.c (cpp_options): Delete .d files on error. Don't delete
10432 .o files when using the -M options.
10434 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10435 David Edelsohn <edelsohn@gnu.org>
10437 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
10438 handle DImode constants. Use one TOC entry for SImode and smaller
10439 constants, aligned properly.
10441 2001-02-08 Jason Merrill <jason@redhat.com>
10443 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
10444 about the SP adjustment for saving the static chain pointer.
10445 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
10446 offset when setting a temporary CFA register.
10448 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
10450 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
10451 powerpc-*-chorusos* .
10452 * config/rs6000/chorus.h : New file.
10453 * config/i386/chorus.h : New file.
10454 * config/sparc/chorus.h : New file.
10455 * config/sparc/t-chorus-elf : New file.
10457 2001-02-08 David Edelsohn <edelsohn@gnu.org>
10459 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
10460 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
10461 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
10462 (__WCHAR_TYPE__): Correct macro name.
10464 2001-02-08 Richard Henderson <rth@redhat.com>
10466 * config/i386/i386.c (ix86_frame_pointer_required): New.
10467 (ix86_setup_frame_addresses): New.
10468 (struct machine_funciton): Add accesses_prev_frame.
10469 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
10470 ix86_frame_pointer_required.
10471 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
10472 (SETUP_FRAME_ADDRESSES): New.
10473 * config/i386/i386-protos.h: Update.
10474 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
10475 from FRAME_POINTER_REQUIRED.
10476 * config/i386/svr3gas.h: Likewise.
10477 * config/i386/sysv3.h: Likewise.
10478 * config/i386/v3gas.h: Likewise.
10480 2001-02-08 Richard Henderson <rth@redhat.com>
10482 * config/sparc/sparc.c (function_arg_record_value_3): Fix
10483 calculation of the number of integer registers required.
10484 (function_arg_record_value): Likewise.
10486 2001-02-08 Jason Merrill <jason@redhat.com>
10488 * diagnostic.c (internal_error): Say "confused" after 1 error, not
10489 two. Print file and line with "confused" message.
10491 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
10493 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10495 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
10497 2001-02-08 Bernd Schmidt <bernds@redhat.com>
10499 * final.c (cleanup_subreg_operands): The address of a MEM can
10502 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
10505 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
10507 * gcc.texi (Incompatibilities): Update documentation of
10508 preprocessing numbers.
10510 2001-02-07 Jakub Jelinek <jakub@redhat.com>
10512 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
10514 2001-02-07 Mark Mitchell <mark@codesourcery.com>
10516 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
10518 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
10519 * gcc.c (struct compiler): Add cpp_spec field.
10520 (input_file_compiler): New variable.
10521 (do_spec_1): Allow a particular compiler to handle `%C'
10523 (main): Store the current compiler in input_file_compiler.
10524 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
10526 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
10528 * cpphash.h (struct spec_nodes): Add n_true and n_false.
10529 * cppinit.c (cpp_create_reader): Initialize them.
10530 (append_include_chain): cxx_aware arg might be unused.
10531 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
10532 keywords and give them their phase 7 meaning. Pedwarn about
10533 this unless '__bool_true_false_are_defined' is defined.
10535 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10537 * lcm.c (optimize_mode_switching): Emit mode_set before the
10538 JUMP_INSN of an abnormal edge.
10540 2001-02-07 Bernd Schmidt <bernds@redhat.com>
10542 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
10543 a scheduling barrier at the end.
10545 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
10547 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10549 * config/sh/sh.md (reload_outsf): Removed.
10550 (movsf_ie): Introduce constraints for FPUL loads and stores.
10551 (reload_insf): Broaden the output constraint.
10553 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
10555 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
10556 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
10558 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
10560 * final.c: Revert my previous changes.
10561 * output.h: Make profile_label_no extern.
10562 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
10563 for generating label.
10565 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
10567 * config/i386/djgpp.h: Add comments about standard paths.
10568 (MD_EXEC_PREFIX): Undefine before defining.
10569 (MD_STARTFILE_PREFIX): New.
10571 2001-01-30 Bruce Korb <bkorb@gnu.org>
10573 fixinc/fixincl.c(process): Emit error message only if appropriate :)
10574 (load_file): do not rely on load_file_data() to close file pointer
10575 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
10576 fixinc/inclhack.def(irix_limits_const): add test_text
10578 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10580 * cppexp.c (parse_defined): Improve diagnostics for invalid
10583 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10585 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
10587 2001-02-06 Mark Mitchell <mark@codesourcery.com>
10589 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
10590 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
10591 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
10592 (rs6000_output_symbol_ref): New function.
10593 (output_toc): Use VTABLE_NAME_P.
10595 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10597 * print-tree.c (print_node, case PARM_DECL):
10598 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
10600 * stor-layout.c (reference_types_internal): New variable.
10601 (internal_reference_types): New function.
10602 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
10603 * tree.h (internal_reference_types): New declaration.
10605 * cse.c (find_best_addr): Fix typo in computing cost.
10607 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10609 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
10610 and this is the sum of a pointer and a constant, we know the result
10612 (num_sign_bit_copies, case PLUS): Likewise.
10613 * explow.c (convert_memory_address): Remove opposite SUBREG.
10614 * function.c (instantiate_new_reg): New function (from common code).
10615 (instantiate_virtual_regs_1): Call it.
10616 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
10617 if pointers sign- or zero-extend.
10618 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
10619 If pointers extend unsigned, use inside of SUBREG.
10620 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
10622 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
10624 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
10625 subdir of gcc_gxx_include_dir.
10626 (gcc_gxx_target_include_dir): Remove.
10628 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
10630 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
10631 (dwarf2out_frame_debug_expr): Revise introductory comments to add
10632 a high-level description.
10634 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
10636 * final.c: Move the declaration of profile_label_no to ...
10637 * output.h: ... here.
10638 * function.c (expand_function_start): Call PROFILE_HOOK.
10639 * config/rs6000/aix.h: Define PROFILE_HOOK.
10640 * config/rs6000/rs6000-protos.h: output_profile_hook new.
10641 * config/rs6000/rs6000.c (output_profile_hook): Define.
10642 (output_prolog): Do nothing for ABI_AIX as it is taken care by
10643 output_profile_hook.
10644 tm.texi : Explain new macro PROFILE_HOOK.
10646 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
10648 * extend.texi (Extended Asm): Do not say that semicolon is always
10649 a valid line-breaking character for GNU assemblers. Use
10650 newline-tab as the most commonly supported syntax. Use
10651 newline-tab rather than semicolon in multi-insn examples.
10653 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10655 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
10657 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10658 David Edelsohn <edelsohn@gnu.org>
10660 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
10661 code for AIX, even without flag_pic.
10663 2001-02-05 Jakub Jelinek <jakub@redhat.com>
10665 * c-typeck.c (common_type): push and pop binding level around
10666 calling common_type on function parameters.
10668 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
10670 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
10672 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10674 * config/mips/mips.c (override_options): Fix typo in last change.
10675 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
10676 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
10678 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
10680 * invoke.texi (-fdump-class-layout): Document.
10681 (-fdump-translation-unit): Use `=' as filename separator.
10683 2001-02-05 Mark Mitchell <mark@codesourcery.com>
10685 * Makefile.in (s-mlib): Don't build multilibs if
10686 --disable-multilib.
10687 (DRIVER_DEFINES): Adjust accordingly.
10689 (protoize.o): Likewise.
10690 (unprotoize.o): Likewise.
10691 * configure.in: Recognize --enable-multilib.
10693 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10695 * Makefile.in (DRIVER_DEFINES): Fix quoting.
10697 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
10698 * configure.in: Remove --enable-libstdcxx_v3 support.
10699 * configure: Regenerated.
10701 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10703 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
10704 Call abort instead of fatal.
10705 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
10706 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
10707 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
10708 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
10709 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
10710 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
10712 * diagnostic.h (set_internal_error_function): Renamed.
10713 * toplev.h (internal_error): Renamed from fatal.
10714 (pfatal_with_name): Deleted.
10715 (fatal_io_error): Now has printf-style arguments.
10716 * diagnostic.c (pfatal_with_name): Deleted.
10717 (fatal_io_error): Rework to have args in printf-style.
10718 (set_internal_error_function): Renamed from set_fatal_function.
10719 (internal_error): Renamed from fatal.
10720 (error_recursion, fancy_abort): Call internal_error instead of fatal.
10721 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
10722 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
10723 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
10724 * flow.c (verify_flow_info): Likewise.
10725 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
10726 * config/mips/mips.c (save_restore_insns): Likewise.
10728 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
10729 * flow.c (verify_flow_info): Likewise.
10730 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
10731 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
10732 (avr_normalize_condition): Likewise.
10733 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
10734 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
10735 (limit_reload_class, double_reg_to_memory): Likewise.
10736 (print_operand_address, emit_1600_code_shift): Likewise.
10737 (gen_tst_reg, gen_compare_reg): Likewise.
10738 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
10739 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
10741 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
10743 * c-parse.in (methoddef): Call fatal_error instead of fatal.
10744 * objc/objc-act.c (build_ivar_chain): Likewise.
10745 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
10747 * graph.c (clean_graph_dump_file): Likewise.
10748 * profile.c (init_branch_prob): Likewise.
10749 * objc/objc-act.c (objc_init): Likewise.
10751 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
10752 * config/avr/avr.c (avr_override_options): Likewise.
10753 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
10754 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
10755 * config/h8300/h8300.c (h8300_init_once): Likewise.
10756 * config/mips/mips.c (override_options): Likewise.
10757 * config/i386/i386.c (override_options): Likewise, rework.
10758 * config/m68k/m68k.c (override_options): Likewise.
10760 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
10762 * config/mips/mips.c (print_operand): Likewise.
10763 * hash.c (hash_allocate): Don't check for failure returns from
10764 obstack functions that can't fail.
10765 (hash_table_init_n, hash_table_init): Likewise; also now return void.
10766 * hash.h (hash_table_init_n, hash_table_init): Now return void.
10767 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
10768 (get_object_reference): Likewise.
10770 2001-02-04 Nick Clifton <nickc@redhat.com>
10772 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
10773 StrongARM1110, 10TDMI, and 1020T.
10775 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10777 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
10779 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
10781 * config/sh/sh.md (movdf load split): Pass register number to
10782 FP_OR_XD_REGISTER_P.
10784 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10786 * cppinit.c (BC): New macro.
10787 (builtin_array): Add __GXX_WEAK__.
10788 * cpplib.h (builtin_type): Add BT_WEAK.
10789 * cppmacro.c (builtin_macro): Handle BT_WEAK.
10790 * defaults.h (SUPPORTS_ONE_ONLY): Define.
10791 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
10793 2001-02-03 Jakub Jelinek <jakub@redhat.com>
10795 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
10797 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10799 * cpphash.h: Rename _ALIGN POOL_ALIGN.
10800 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10802 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10804 * cpphash.h: Rename ALIGN _ALIGN.
10805 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10807 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
10809 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
10810 compilation environment.
10811 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
10812 control over location of cygwin includes and libs.
10814 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10816 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
10818 2001-02-02 lars brinkhoff <lars@nocrew.org>
10820 * md.texi (Standard Names): remove reference to spur.md.
10822 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10824 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
10825 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
10826 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
10827 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
10828 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
10830 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10832 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
10833 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
10834 number before reload.
10835 (c4x_adjust_cost): Return zero before reload.
10836 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
10837 split before reload.
10839 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10841 * c4x.c (c4x_hard_regno_rename_ok): New.
10842 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
10843 * c4x.h (HARD_REGNO_RENAME_OK): Define.
10845 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10847 * diagnostic.h: Add missing "extern" in all declarations.
10849 2001-02-02 Alex Samuel <samuel@codesourcery.com>
10851 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
10852 as for gcc_gxx_include_dir.
10854 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
10856 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
10858 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10860 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
10861 label before alignment to be used as the braf base address.
10862 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
10864 (casesi_jump_2): Require at least TARGET_SH2.
10866 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
10867 truncation to 32-bit doubles on -m3e and -m4-single-only.
10869 2001-02-02 Mark Mitchell <mark@codesourcery.com>
10871 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
10872 the default when building a shared object.
10873 (init_spec): Use it.
10874 * testsuite/lib/g++.exp: Include the directory where libgcc
10875 is located to the LD_LIBRARY_PATH list.
10876 * invoke.texi (-shared-libgcc): Document the cases in which
10877 GCC defaults to using the shared libgcc.
10879 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10881 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
10882 unsigned is wide enough.
10883 (BITS_PER_SI): New.
10884 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
10885 (si_to_float): Likewise.
10886 (float_to_si, float_to_usi): Use BITS_PER_SI.
10888 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10890 * dwarf2out.c: Added explanation of abbreviations.
10891 (def_cfa_1): Added comments listing DWARF2 instructions.
10892 (cfa_temp_reg): Removed in favor of cfa_temp.
10893 (cfa_temp_value): Removed in favor of cfa_temp.
10894 (cfa_temp): New global variable.
10895 (dwarf2out_frame_debug_expr): Added extensive introductory
10896 comments explaining the function's transformations. Revised to
10897 use cfa_temp. Added some rtx checking. Generalize IOR case.
10898 (dwarf2out_frame_debug): Revised to use cfa_temp.
10899 (output_aranges): Cast as "unsigned" to avoid warning.
10900 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
10901 explain which instructions must be marked.
10903 2001-02-01 Richard Henderson <rth@redhat.com>
10905 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
10908 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
10910 * config/sh/crt1.asm (main_k): Modified so that start calls
10911 ___setup_argv_and_call_main.
10913 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
10915 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
10916 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
10917 and AVOID_LPASTE is cleared on meeting an unescaped newline.
10918 * cppmacro.c (builtin_macro): Set builtin flags here.
10919 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
10920 (replace_args): Clarify intent.
10921 (cpp_get_token): Macro expansion tokens get the saved flags.
10923 * cppmain.c (scan_buffer): Remove now-redundant print.printed
10926 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10928 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
10931 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10933 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
10934 returns Pmode pseudo, but we need ptr_mode.
10935 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
10936 Remove bogus conversions; use HOST_WIDE_INT for size.
10937 Don't use TARGET if wrong mode.
10939 * config/i386/i386.c (ix86_compute_frame_size): Allow
10940 stack_alignment_needed to be non-default even if size is zero.
10942 2001-01-31 Alan Modra <alan@linuxcare.com.au>
10944 * pa.c (hppa_init_pic_save): New function.
10945 * pa.h (hppa_init_pic_save): Declare.
10946 * pa.md (call, call_value, sibcall, sibcall_value): Use
10947 the above instead of duplicated code.
10949 * pa.c (hppa_encode_label): Correct size of alloca buffer
10950 so we don't overrun it. Correct leading `*' case.
10951 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
10952 need to handle `*@'.
10953 (FUNCTION_NAME_P): Likewise.
10955 2001-01-31 Richard Henderson <rth@redhat.com>
10957 * config.gcc (alpha-osf5): Use float-i128.h.
10959 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
10960 * config/float-i32.h: Likewise.
10961 * config/float-i64.h: Likewise.
10962 * config/float-sh.h: Likewise.
10963 * config/float-sparc.h: Likewise.
10965 2001-01-31 DJ Delorie <dj@redhat.com>
10967 * expmed.c (extract_bit_field): allow non-integral modes if we
10968 want to extract a whole register from itself.
10970 2001-01-31 Jakub Jelinek <jakub@redhat.com>
10972 * c-typeck.c (set_init_index): If first is equal to last, assume as
10973 if it was not a range at all.
10975 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10977 * config/fp-bit.c: Include tm.h.
10978 (float_to_si): Don't assume SImode is 32-bits wide.
10979 (float_to_usi): Likewise.
10981 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
10983 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
10985 (typename): Call pending_xref_error after parsing typed_typespecs.
10986 * c-decl.c (lookup_tag): Give error immediately rather than
10987 leaving it pending if the tag of the wrong type is in the same
10989 (xref_tag): Don't pedwarn for forward declarations of enum types
10991 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
10994 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10996 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
10998 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
11000 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
11001 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
11003 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
11005 * cpphash.h (struct cpp_reader): New saved_flags.
11006 * cppmacro.c (cpp_get_token): Use saved_flags to remember
11007 to avoid a paste after a pasted token.
11009 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
11011 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
11012 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
11013 Wtype_MIN instead of LONG_MIN.
11015 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
11017 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
11019 * fixinc/fixincl.x: Regenerated.
11020 * fixinc/inclhack.def (irix_limits_const): New definition to
11021 convert "const" to "__const" in limits.h.
11023 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
11025 * fixinc/genfixes (AG): Fix "autogen4" thinko.
11027 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11029 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
11030 when register dies in the insn.
11032 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
11034 * diagnostic.c (fatal): Fix word wrap.
11036 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
11038 * combine.c (try_combine): Fix SUBREG setting for
11039 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
11041 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11043 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
11046 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
11048 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
11050 * toplev.c (decode_W_option): Update warn_larger_than
11051 unconditionally for each processed switch.
11053 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
11055 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
11057 (hppa_expand_prologue): Delete code to save pic offset table register
11058 in the function prologue.
11059 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
11060 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
11061 table register at the beginning of the function after the prologue.
11063 2001-01-29 lars brinkhoff <lars@nocrew.org>
11065 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
11067 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
11068 Jeff Law <law@redhat.com>
11070 * pa.md (return): Revise comment for trivial return.
11071 (return_internal): Non-trivial return pattern for non-PIC code.
11072 (return_internal_pic): Non-trivial return pattern for PIC code.
11073 It uses the PIC register to ensure it is restored after
11075 (epilogue): Generate appropriate return for PIC and non-PIC code.
11077 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
11079 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
11081 2001-01-29 DJ Delorie <dj@redhat.com>
11083 * combine.c (if_then_else_cond): Pass the correct mode to
11084 operand_subword() for constants.
11086 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
11088 * config/i386/cygwin.h: Add w32api to include search. Search different
11089 directories in a cross-build environment.
11091 2001-11-29 Tim Josling <tej@melbpc.org.au>
11093 * tree.h (TYPE_STUB_DECL): Add documentation.
11095 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
11097 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
11098 (sdbout_field_types): Likwise. Fix use of host_integerp.
11100 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
11102 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
11105 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
11107 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
11108 to use flag_gnu_linker.
11110 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
11112 * cpplib.c (T_BAD_DIRECTIVE): Remove.
11113 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
11115 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
11117 * tree.c, tree.h (build_parse_node): Remove; was identical to
11119 * c-lang.c (start_cdtor), objc/objc-act.c
11120 (build_module_descriptor): Use build_nt instead of
11123 2001-01-29 Jakub Jelinek <jakub@redhat.com>
11125 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
11126 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
11127 not have any upper bits set.
11129 2001-01-29 Phil Edwards <pme@sources.redhat.com>
11131 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
11133 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11135 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
11137 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
11139 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
11140 (integer_minus_one_node): Define.
11142 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
11144 * Makefile.in (bootstrap2-lean): Fix typo.
11146 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
11148 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
11149 : Don't set fe_value.
11150 * cpplib.h (AVOID_LPASTE): New flag.
11151 (struct cpp_hashnode): Remove fe_value.
11152 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
11153 * cppmacro.c (builtin_macro): Don't set flags here.
11154 (replace_args): Set AVOID_LPASTE flag on first token of an
11155 argument, and the token following it.
11156 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
11157 macro expansion, and on the token following it. Do it for
11159 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
11161 2001-01-27 Richard Henderson <rth@redhat.com>
11163 * config/alpha/t-ieee: Remove multilibbing.
11164 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
11166 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11168 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
11170 * Makefile.in: Remove all dependencies on defaults.h.
11171 * builtins.c: Don't include defaults.h.
11172 * c-common.c: Likewise.
11173 * c-decl.c: Likewise.
11174 * c-pragma.c: Likewise.
11175 * c-typeck.c: Likewise.
11176 * combine.c: Likewise.
11177 * i386.c: Likewise.
11178 * frame-ia64.c: Likewise.
11179 * cppexp.c: Likewise.
11180 * crtstuff.c: Likewise.
11181 * dbxout.c: Likewise.
11182 * dwarf2out.c: Likewise.
11183 * dwarfout.c: Likewise.
11184 * emit-rtl.c: Likewise.
11185 * except.c: Likewise.
11186 * expr.c: Likewise.
11187 * final.c: Likewise.
11188 * frame-dwarf2.c: Likewise.
11189 * libgcc2.c: Likewise.
11190 * optabs.c: Likewise.
11191 * profile.c: Likewise.
11192 * sdbout.c: Likewise.
11193 * toplev.c: Likewise.
11194 * tradcif.y: Likewise.
11195 * tree.c: Likewise.
11196 * varasm.c: Likewise.
11198 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11200 * builtins.c (expand_builtin_fputs): Use size_one_node when
11201 transforming into fwrite.
11203 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
11205 * extend.texi (Attribute Syntax): New section.
11207 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11209 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
11210 they didn't need fixing.
11212 2001-01-27 Janis Johnson <janis@us.ibm.com>
11214 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
11216 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
11217 to remove macro definitions that are duplicated from elfos.h.
11219 2001-01-27 Richard Henderson <rth@redhat.com>
11221 * config/i386/sco5gas.h: Move ...
11222 * config/usegas.h: ... here.
11223 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
11225 2001-01-27 Jakub Jelinek <jakub@redhat.com>
11227 * c-typeck.c (struct constructor_stack): Add range_stack member.
11228 (really_start_incremental_init): Clear it.
11229 (push_init_level): Save constructor_range_stack and clear it if
11230 pushing explicit braces.
11231 (pop_init_level): abort if constructor_range_stack is non-zero at
11232 explicit closing brace. Restore saved constructor_range_stack if
11235 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
11237 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
11238 into register was forced into memory.
11240 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
11242 * Makefile.in: Remove uses of + before $(MAKE).
11244 2001-01-26 Richard Henderson <rth@redhat.com>
11246 * stmt.c (cost_table): Remove.
11247 (COST_TABLE, cost_table_initialized): New.
11248 (estimate_case_costs): Use the later instead of the former.
11249 (balance_case_nodes): Likewise.
11251 2001-01-26 Richard Henderson <rth@redhat.com>
11253 * alias.c (objects_must_conflict_p): Read-only slots may not
11254 conflict despite having the same type.
11256 2001-01-27 Michael Hayes <mhayes@redhat.com>
11258 * loop.c (loop_giv_reduce_benefit): Copy mode size into
11260 (check_ext_dependant_givs): Initialise u_start_val and
11262 (load_mems): Make last_max_reg unsigned.
11263 (try_swap_copy_prop): Use INSN_P and initialise set.
11265 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
11267 * README.AVR : Removed.
11269 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
11271 * pa-64.h (text_section): Remove declaration.
11273 * pa.md (return_internal): Remove mode on PIC register use.
11275 2001-01-25 lars brinkhoff <lars@nocrew.org>
11277 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
11278 ASM_CLOSE_PAREN): fix typos.
11280 2001-01-25 Mark Mitchell <mark@codesourcery.com>
11282 * acconfig.h: Define `const' to the empty string if neither
11283 __STDC__ nor __cplusplus is defined.
11284 * config.in: Regenerated.
11286 2001-01-25 David Edelsohn <edelsohn@gnu.org>
11288 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
11289 * collect2.c (main): Delete importf. Add ".obj" file extension.
11290 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
11291 (aix_std_libs): Add additional AIX libraries to skip.
11292 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
11293 * config/rs6000/aix51.h: New file.
11295 2001-01-25 Michael Hayes <mhayes@redhat.com>
11297 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
11298 (loop_insn_emit_before): No longer static.
11299 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
11300 (loop_givs_rescan, load_mems): Likewise.
11301 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
11302 (maybe_eliminate_biv_1):
11303 (move_movables): Replace emit_call_insn_before with
11304 loop_call_insn_hoist.
11305 * loop.h (loop_insn_emit_before): Add.
11306 * unroll.c (copy_loop_body): Replace emit_insn_before with
11307 loop_insn_emit_before.
11309 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
11311 * diagnostic.c (fatal): Request preprocessed source.
11313 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
11315 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
11316 olddecl has argument types and newdecl has none, use the argument
11317 types from olddecl.
11319 2001-01-24 Ulrich Drepper <drepper@redhat.com>
11321 * dwarf2out.c (prefix_of): New function. Determine longest common
11322 prefix of the two arguments. The units are whole path components.
11323 (output_file_names): When adding a new directory find the one entry
11324 with the longest common prefix already in the list. Artificially
11325 generate entry if there is none for this prefix.
11326 Fix test to check whether the zeroth directory entry is used.
11328 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
11330 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
11331 Changed all callers. Take it into account when deciding if a
11332 previously loaded value matches.
11334 2001-01-24 Richard Henderson <rth@redhat.com>
11336 * reload.c (find_reloads_subreg_address): Fail the substitution
11337 if the resulting address is insufficiently aligned.
11339 2001-01-24 DJ Delorie <dj@redhat.com>
11341 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
11342 check the original operand's mode also.
11343 * simplify-rtx.c (simplify_ternary_operation): Ditto.
11345 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11347 * c-parse.in (cast_expr): Move compound literals from here ...
11348 (primary): ... to here. Use standard terminology "compound
11349 literal" instead of "constructor expression".
11351 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11353 * gcc.1, cpp.1: Regenerate.
11355 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
11357 * calls.c (emit_library_call_value_1): Memory slot for
11358 pass-by-reference argument should have the mode of the argument,
11359 not of the pointer to it.
11361 2001-01-24 Tom Tromey <tromey@redhat.com>
11363 * gcc.texi (G++ and GCC): Mention gcj manual.
11364 (Standards): Link to section of manual mentioning gcj/Java
11367 2001-01-24 Jakub Jelinek <jakub@redhat.com>
11369 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
11370 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
11371 * tradcpp.c (main): Add -imacros or -include'd dependencies
11373 * cpp.texi (-M, -MM): Document -M -include behaviour.
11375 2001-01-24 Roger Collins <roger@ProProject.com>
11377 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
11379 2001-01-24 Will Cohen <wcohen@redhat.com>
11381 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
11382 whether registers are 32 bits or 64 bits in size.
11384 2001-01-24 Ben Elliston <bje@redhat.com>
11386 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
11388 2001-01-24 Richard Henderson <rth@redhat.com>
11390 * config/alpha/alpha.md (builtin_longjmp_internal): New.
11391 (builtin_longjmp): Use it instead of emit_indirect_jump.
11393 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
11395 * bb-reorder.c (make_reorder_chain_1): Handle case where
11396 jump edge goes to the same block as the fallthru edge.
11398 2001-01-23 Jim Wilson <wilson@redhat.com>
11400 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
11401 * frame.h (__ia64_personality_v1): Add prototype.
11402 * libgcc2.c (ia64_throw_helper): Change personality declaration to
11403 prototype form. Add void * cast to first argument to personality
11405 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
11406 (asctoe113): Likewise.
11407 * config/ia64/frame-ia64.c: Include eh-common.h.
11408 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
11410 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
11412 (itanium_split_issue): Add prototype.
11413 (gen_nop_type): Ifdef out.
11414 (find_best_packet): Initialize best_packet.
11415 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
11417 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
11418 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
11419 (flushrs): Add explicit stop bit at end.
11420 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
11423 2001-01-23 Chris Demetriou <cgd@broadcom.com>
11425 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
11427 * libgcc2.c (__terminate_func): Make variable static.
11428 (__terminate_set_func): New function to set __terminate_func.
11429 * libgcc2.h (__terminate_func_ptr): New typedef.
11430 (__terminate_set_func): New function.
11432 2001-01-23 Richard Henderson <rth@redhat.com>
11434 * flow.c (init_propagate_block_info): Don't consider unchanging
11435 memories for dead frame store elimination.
11437 2001-01-23 Richard Henderson <rth@redhat.com>
11439 * varasm.c (UNIQUE_SECTION): Move default implementation ...
11440 * defaults.h: ... here.
11442 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11444 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
11446 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
11448 * c-lex.c (lex_charconst): Fix typo: s/p/str.
11450 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11452 * rs6000.h (rs6000_return_addr): Move prototype from here...
11453 * rs6000-protos.h (rs6000_return_addr): ...to here.
11454 (rs6000_init_expanders): Delete prototype.
11456 2001-01-23 Nick Clifton <nickc@redhat.com>
11458 * invoke.texi: Replace , with \, inside @gccoptlist macros.
11459 (Spec Files): Document %B and %j and %. and %v3 and %M and
11460 %{S*&T} spec switches.
11462 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11464 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
11466 2001-01-23 Chris Demetriou <cgd@sibyte.com>
11467 Neil Booth <neil@daikokuya.demon.co.uk>
11469 * cpperror.c: Merge handlers of PEDWARN and WARNING.
11470 Have -Werror make pedantic warnings errors, like the
11473 2001-01-23 Phil Edwards <pme@sources.redhat.com>
11475 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
11477 2001-01-23 Jakub Jelinek <jakub@redhat.com>
11479 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
11480 * integrate.c (expand_inline_function): Initialize them.
11481 (subst_constants): If changing COMPARE so that both its arguments
11482 will be VOIDmode and the comparison mode will be lost, note
11483 compare_mode. Use the recorded compare_mode to optimize
11486 2001-01-23 Jason Merrill <jason@redhat.com>
11488 * dwarf2out.c (new_die): Use xcalloc.
11489 (output_die): Abort rather than emit a local reference to offset 0.
11491 2001-01-17 Andrew Haley <aph@redhat.com>
11493 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
11494 of a saved register; return NULL instead.
11495 (copy_reg): Take a pointer to a source register rather than a
11497 (next_stack_level): Remember the address in the stack frame of all
11499 Use the saved register pointer array as the source of the CFA.
11500 (throw_helper): Rewrite. Unwind once rather than twice and keep
11501 track of saved registers as we go.
11503 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11505 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
11506 * c4x.c (c4x_legitimize_reload_address): Remove.
11507 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
11508 reload address for ldp(k) insn.
11510 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
11512 * pa.md (return_internal): Add a USE of the PIC register to ensure
11513 it is restored after each call.
11514 (return expander): Corresponding changes.
11516 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11518 * rs6000.h (INIT_EXPANDERS): Delete.
11519 (RETURN_ADDR_RTX): Call rs6000_return_addr().
11520 * rs6000.c (rs6000_override_options): Call *_machine_status from
11522 (rs6000_init_expanders): ...instead of here. Delete.
11523 (rs6000_mark_machine_status): New function.
11524 (rs6000_init_machine_status): Use xcalloc.
11525 (rs6000_return_addr): Generate RTX for the return address.
11526 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
11527 (rs6000_stack_info): Use it.
11529 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
11531 * gthr-win32.h: Include errno.h to get a declaration for
11532 EINVAL and _mingw.h if the target is mingw32.
11534 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
11536 * cpp.texi: Correct typos.
11538 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11540 * explow.c (probe_stack_range): Ensure value passed to
11541 stack_check_libfunc is ptr_mode, not Pmode.
11543 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
11545 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
11546 case, don't use operand_subword to calculate a SUBREG that is
11549 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
11551 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11553 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
11554 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
11555 valid. If not replace it by equivalent insns.
11557 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11559 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
11560 contains SYMBOL_REF, LABEL_REF and CONST_INT.
11561 (c4x_U_constraint, symbolic_address_operand): Likewise.
11562 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
11564 (c4x_r11_set_p, c4x_check_laj_p): New functions.
11565 * c4x-protos.h (c4x_check_laj_p): Add prototype.
11566 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
11567 anulling slot because of silicon bug.
11568 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
11570 2001-01-22 Alan Modra <alan@linuxcare.com.au>
11572 * cppexp.c (parse_charconst): Change `mask' type to agree
11575 2001-01-21 Richard Henderson <rth@redhat.com>
11577 * config/i386/i386.c (ix86_asm_file_end): Disable putting
11578 pic_label_name in a linkonce section.
11580 2001-01-17 Philipp Thomas <pthomas@suse.de>
11582 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
11584 * configure: Regenerate.
11586 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
11588 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
11589 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
11591 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
11593 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
11594 If REVERSE nonzero then condition code in X must be reversed.
11595 (encode_section_info): Optimise if/else.
11596 (avr_function_value): Fix formatting.
11598 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
11599 (difficult_branch): Likewise.
11600 (rvbranch): Likewise.
11601 (difficult_rvbranch): Likewise.
11603 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
11605 * config/avr/libgcc.S: Fix comment.
11607 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11609 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
11611 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11613 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
11615 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11617 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
11618 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
11619 * configure, config.in: Regenerate.
11620 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
11621 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
11622 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
11623 (doprint.o): New rule.
11625 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
11627 * c-typeck.c (digest_init): Handle boolean types as scalars.
11629 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11631 * stmt.c (expand_return): Don't return anything if size is zero.
11632 Delete redundant assignment to BYTES.
11633 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
11635 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
11637 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
11638 the same as the default library function names.
11639 * config/avr/avr.md: Document special characters after '%'.
11640 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
11641 knowing which of the call-used registers are really clobbered.
11642 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
11643 New. Both quotient and remainder from one libgcc.S call.
11644 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
11645 clobber as few registers as possible.
11646 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
11648 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
11650 * cppmacro.c (funlike_invocation_p): Don't move back up to the
11651 context of the top of the stack.
11653 2001-01-20 Jakub Jelinek <jakub@redhat.com>
11655 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
11656 (fixup_var_refs_insns): ...here.
11658 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
11660 * function.c (fixup_var_refs_insns): Break up into
11661 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
11662 [loop over entire insn list], and fixup_var_refs_insns_with_hash
11663 [loop over hash table entries].
11664 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
11665 fixup_var_refs_insns_with_hash, to match above changes.
11667 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
11669 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
11670 (libgcc.a): Likewise.
11671 (stmp-multilib): Likewise.
11672 (STAGE2_FLAGS_TO_PASS): Likewise.
11674 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
11676 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
11677 temporary if no_new_pseudos.
11679 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
11681 * cppinternals.texi: Update.
11683 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
11685 * arm.c (arm_init_builtins): Re-enable builtins.
11687 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11689 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
11690 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
11691 element to be null, and always expect an EXPR_LIST.
11692 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
11693 * sched-deps.c (sched_analyze_1): Likewise.
11694 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11696 * regclass.c (max_set_parallel): New variable.
11697 (reg_scan): Take it into account in computation of max_parallel.
11698 (reg_scan_mark_refs, case SET): Compute it.
11700 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
11702 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
11703 * function.c (assign_parms): Use INTVAL for a CONST_INT.
11705 2001-01-19 Jason Merrill <jason@redhat.com>
11707 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
11708 for the abstract instance of an inline function.
11710 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
11711 J"orn Rennecke <amylaar@redhat.com>
11713 * reload1.c (move2add_note_store): Treat all registers directly or
11714 indirectly derived from a base register as members of the same set
11716 (reload_cse_move2add): Adjust accordingly. Take mode and offset
11717 of base register into account.
11719 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
11721 * alias.c (find_base_value): Recognize TRUNCATE.
11722 (record_set): In PLUS case, invalidate if other summand is also a
11725 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11727 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
11728 entry to be EXPR_LIST.
11729 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
11730 be an EXPR_LIST (but not null, which other code doesn't allow).
11731 (note_stores): Properly handle PARALLEL in SET.
11732 Recursively call for top-level PARALLEL.
11733 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
11734 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11736 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
11738 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
11740 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
11741 not pfile->skipping (== 0).
11743 2001-01-17 Nick Clifton <nickc@redhat.com>
11745 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
11748 2001-01-17 Jim Wilson <wilson@redhat.com>
11750 * invoke.texi (IA-64 options): Improve.
11752 2001-01-17 Tom Tromey <tromey@redhat.com>
11754 * invoke.texi (Optimize Options): Use `{}' to around @samp
11757 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
11759 * invoke.texi (-fno-guess-branch-probability): New option.
11761 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11763 * combine.c (try_combine): Don't set i3_subst_into_i2 for
11764 case of making new double-word constant.
11765 Revert last change: instead just test i3_subst_into_i2.
11767 2001-01-17 Jakub Jelinek <jakub@redhat.com>
11769 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
11770 Use q constraints instead of r.
11772 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
11774 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
11775 (machine_function): Define.
11776 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
11777 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
11778 pa_free_machine_status): New functions.
11779 (override_options): Set {init,mark,free}_machine_status to above.
11780 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11781 PIC_OFFSET_TABLE_REGNUM_SAVED.
11782 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11783 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
11784 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
11785 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
11786 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
11788 2001-01-15 DJ Delorie <dj@redhat.com>
11790 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
11794 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11796 * flow.c (propagate_one_insn): Make trying to delete a prologue
11797 or epilogue insn an ICE, not a warning. Allow doing this if
11798 the current function returns with stack pointer depressed.
11800 * combine.c (try_combine): If i3_subst_into_i2, properly check for
11801 I3 having more than one SET.
11803 2001-01-16 Jim Wilson <wilson@redhat.com>
11805 * invoke.texi: Document IA-64 options.
11807 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
11808 (fixup_errata): Delete TARGET_A_STEP use.
11809 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
11810 (TARGET_SWITCHES): Delete -ma-step option.
11811 * config/ia64/ia64.md (all FP patterns): Delete %B0.
11812 (movqicc_astep, movqi_internal_astep, movhicc_astep,
11813 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
11814 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
11815 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
11816 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
11818 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
11819 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
11820 cmovsi_internal): Delete ! TARGET_A_STEP check.
11822 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11824 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
11825 possibility to report bugs via postal mail. Change a URL and
11826 merge in a nearly duplicate statement...
11827 (Bug Reporting): ...from here.
11828 (Service): Refer to the Bug Reporting section instead of
11829 duplicating an URL.
11830 (Contributing): Remove trivial explanations concerning snapshots.
11832 2001-01-16 Alan Modra <alan@linuxcare.com.au>
11834 * cppmain.c (general_init): Don't use ANSI prototype.
11836 2001-01-16 Tom Tromey <tromey@redhat.com>
11838 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
11840 2001-01-16 Richard Henderson <rth@redhat.com>
11842 * config/i386/i386.h: Fix comment typo.
11843 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
11844 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
11846 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11848 * gcc.c: Revert previous -fsyntax-only-related change; move
11851 2001-01-16 Jakub Jelinek <jakub@redhat.com>
11853 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
11854 inmode after checking GET_CODE (op).
11856 2001-01-16 Richard Henderson <rth@redhat.com>
11858 * flow.c (struct propagate_block_info): Add mem_set_list_len.
11859 (MAX_MEM_SET_LIST_LEN): New.
11860 (propagate_one_insn): Update mem_set_list_len.
11861 (invalidate_mems_from_autoinc): Likewise.
11862 (invalidate_mems_from_set): Likewise.
11863 (mark_used_regs): Likewise.
11864 (init_propagate_block_info): Likewise. Stop collecting memories
11865 when we reach MAX_MEM_SET_LIST_LEN.
11866 (mark_set_1): Likewise.
11868 2001-01-16 Richard Henderson <rth@redhat.com>
11870 * unroll.c (precondition_loop_p): Fail if no iteration
11873 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11875 * gcc.c: When -fsyntax-only is given, do not complain about
11878 2001-01-15 Richard Henderson <rth@redhat.com>
11880 * config/i386/i386.c (asm_output_function_prefix): Remove.
11881 (ix86_asm_file_end): New.
11882 (load_pic_register): Generate pic_label_name into a
11883 staticly allocated buffer.
11884 * config/i386/i386-protos.h: Update.
11885 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
11886 (ASM_FILE_END): New.
11887 * config/i386/i386afe.h: New file.
11888 * config.gcc (i?86-*-elf) [tm_file]: Use it.
11889 (i?86-*-{freebsd,linux*,moss*}): Likewise.
11890 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
11891 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
11892 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
11893 * config/i386/sco5.h (ASM_FILE_END): Likewise.
11894 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
11896 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
11898 * Makefile.in (install-man): Remove explicit dependency on
11901 * configure.in, configure: Revert previous patch requiring perl
11904 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
11906 * toplev.c (flag_guess_branch_prob): New.
11907 (f_options): Add guess-branch-probability option.
11908 (rest_of_decl_compilation): Only estimate branch probability if
11910 (main): set flag_guess_branch_prob.
11912 * flags.h (flag_guess_branch_prob): New.
11914 2001-01-15 DJ Delorie <dj@redhat.com>
11916 * gcc.texi (Makefile): Add documentation for Makefile targets.
11918 2001-01-15 Philip Blundell <philb@gnu.org>
11920 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
11922 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
11923 (is_pic): Delete declaration.
11924 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
11925 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
11926 * config/arm/arm.md (builtin_setjmp_receiver): New.
11928 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11930 * arm.c (use_return_insn): Don't try to determine the function type
11931 until after reload has completed.
11932 (arm_output_epilogue): Don't adjust the sp value recovered from the
11934 (emit_multi_reg_push): Don't record dwarf information for the pc.
11935 * arm.md (eh_epilogue): The function type may have changed, so it
11936 needs to be recalculated.
11937 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
11938 unwind tables on arm/netbsd.
11940 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11942 * arm.md (cbranchsi4): Correct calculation of branch ranges.
11943 (negated_cbranchsi4): Likewise.
11945 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11947 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
11948 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11949 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
11950 pass -mapcs-* options to assembler.
11951 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
11952 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11953 (ASM_SPEC): Call subtarget_extra_asm_spec.
11955 2001-01-15 Andreas Jaeger <aj@suse.de>
11957 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
11959 (ix86_expand_builtin): Likewise.
11961 * gencodes.c (output_predicate_decls): Make i size_t to avoid
11962 warning about comparison between signed and unsigned.
11964 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
11966 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
11968 2001-01-14 Ralf Baechle <ralf@gnu.org>
11970 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
11971 SUBTARGET_CPP_SPEC apropriatly.
11973 2001-01-12 Mark Mitchell <mark@codesourcery.com>
11975 * varasm.c (make_decl_rtl): Fix typo in last change.
11977 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
11979 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
11980 linker supports the init_priority C++ attribute.
11981 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
11982 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
11983 linker does not support init_priority C++ attribute.
11985 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
11987 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
11989 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
11991 * c-parse.in (finish_parse): Add comment about cpp_destroy.
11992 * cp/lex.c (finish_parse): Similarly.
11993 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
11994 Return the number of errors encountered.
11995 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
11996 * cppmain.c (main): Don't call cpp_destroy.
11998 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
12000 * configure.in: Require at least perl 5.6.0 to regenerate
12002 * configure: Regenerate.
12004 2001-01-14 Richard Henderson <rth@redhat.com>
12006 * genrecog.c (DT_veclen_ge): New.
12007 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
12008 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
12009 (nodes_identical_1): Handle DT_veclen_ge.
12010 (write_cond, debug_decision_2): Likewise.
12012 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
12014 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
12016 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
12018 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
12020 * cppmain.c (do_preprocessing): New function; most of the old
12022 (main): Call it to do most of the work.
12023 (cb): Move from global scope to set_callbacks ().
12024 (setup_callbacks): Get the callback pointer.
12025 (general_init, printer_init): Clean up code and comments.
12027 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
12029 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
12032 2001-01-14 Kazu Hirata <kazu@hxi.com>
12034 * config/h8300/h8300.c (get_shift_alg): Update comments.
12036 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12038 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
12039 (alloc_page, ggc_alloc): Add casts to remove warnings.
12041 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
12043 * combine.c (simplify_comparison): Don't change `code' when
12044 can't reverse comparison.
12046 2001-01-14 Richard Henderson <rth@redhat.com>
12048 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
12049 update all call sites. Return true for all non-label constants.
12051 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
12053 * i386.c (ix86_expand_compare): Add bypass_test and second_test
12055 (ix86_expand_branch): Update.
12056 (ix86_expand_setcc): Update to handle multiple test conditions.
12057 (expand_int_movcc): Likewise.
12058 (expand_fp_movcc): Likewise.
12059 * i386-protos.h (ix86_expand_compare): New.
12060 * i386.md (andqi_?_slp, orqi_?_slp): New.
12061 (conditional trap expander): Update call to ix86_expand_compare.
12063 2001-01-14 Richard Henderson <rth@redhat.com>
12065 * config/vax/vax.md: Use nonimmediate_operand instead of
12066 general_operand in destinations.
12068 * config/vax/vax.md (indirect_jump): Use register_operand.
12070 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
12071 * config/vax/vax.md (call_pop): Turn into an expander.
12072 (call_value_pop): Likewise.
12073 (call, call_value): New.
12075 2001-01-14 Andreas Jaeger <aj@suse.de>
12077 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
12079 (ix86_fp_compare_mode): Add unused attribute.
12080 (ix86_expand_fp_movcc): Remove unused variable.
12081 (ix86_expand_builtin): Make fcode unsigned.
12083 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
12084 (expand_expr): Add cast to avoid signed warning.
12085 (store_field): Likewise.
12086 (store_constructor_field): Likewise.
12087 (store_constructor): Likewise.
12088 (store_expr): Likewise.
12089 (clear_storage): Likewise.
12090 (emit_group_store): Likewise.
12091 (emit_group_load): Likewise.
12093 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12095 * c-common.c: Move format checking code to ...
12096 * c-format.c: ... here. New file. Reorder some functions and
12098 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
12100 * c-common.h (decl_handle_format_attribute,
12101 decl_handle_format_arg_attribute): Declare.
12102 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
12103 (c-common.o): Adjust dependencies.
12104 (c-format.o): New list of dependencies.
12106 2001-01-13 Jakub Jelinek <jakub@redhat.com>
12108 * unroll.c (loop_iterations): If we cannot prove iteration variable
12109 is set once in each iteration, punt.
12111 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
12113 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
12114 (*strlenhi): Remove clobber (which was buggy) of output address.
12116 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12118 * Makefile.in (generated-manpages): Add gcc.1
12119 ($(srcdir)/gcc.1): New target.
12120 (maintainer-clean): Delete $(srcdir)/gcc.1.
12121 * gcc.texi: Add macros @gccoptlist and @gol.
12122 * invoke.texi: Include option summary in manpage. Mark up option
12123 summary with @gccoptlist and @gol. Use @r in one place where
12125 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
12126 * gcc.1: Generate from invoke.texi.
12128 2001-01-13 Richard Henderson <rth@redhat.com>
12130 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
12131 (struct page_entry): Add group member.
12132 (struct page_group): New.
12133 (struct globals): Add page_groups member.
12134 (alloc_anon): Only define for using mmap; remove valloc call.
12135 (page_group_index): New.
12136 (set_page_group_in_use): New.
12137 (clear_page_group_in_use): New.
12138 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
12139 (free_page, release_pages): Likewise.
12140 * configure.in (with-gc): Default to ggc-page always.
12142 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
12144 * reload1.c (replace_pseudos_in_call_usage): Use
12145 reg_equiv_constant and reg_equiv_address, and don't try
12146 regno_reg_rtx first.
12148 2001-01-13 Richard Henderson <rth@redhat.com>
12150 * ggc-page.c (alloc_page): Round up allocation size to one page.
12151 Set e->order on extra pages.
12153 2001-01-13 Richard Henderson <rth@redhat.com>
12155 * genrecog.c (nodes_identical): Expand commentary.
12156 (write_switch): Watch out for identical nodes.
12158 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12160 * cppfiles.c (_cpp_fake_include): New function.
12161 * cpphash.h (_cpp_fake_include): New.
12162 * cpplib.c (do_line): Call _cpp_fake_include when entering
12163 header files in preprocessed input.
12164 * cppmain.c (cb_pragma_implementation): Remove handling.
12165 (setup_callbacks): Don't register pragmas.
12167 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12169 * extend.texi: Udate for CPP.
12171 2001-01-13 Andreas Jaeger <aj@suse.de>
12173 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
12175 * regmove.c: Add prototype for replace_in_call_usage.
12177 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12179 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
12180 struct cpp_chunk, struct htab, struct toklist,
12181 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
12182 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
12183 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
12184 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
12185 (struct macro_args): Delete.
12186 * cpphash.h: See above.
12188 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12190 * cppmain.c (struct printer): Remove no_line_dirs.
12191 (options, cb): New.
12192 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
12193 : Use options rather than CPP_OPTION.
12194 (setup_callbacks): Use cb rather than pfile->cb.
12195 (main): No need to check for a buffer. Use cpp_errors.
12196 (printer_init): Don't set no_line_dirs.
12197 (maybe_print_line): Use options not no_line_dirs.
12198 (cb_file_change): Don't call print_line if -P.
12200 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12202 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
12204 * c-parse.in (finish_parse): Use cpp_errors.
12205 (__yylex): Use return value of cpp_pop_buffer.
12206 * cp/lex.c (finish_parse): Use cpp_errors.
12207 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
12209 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
12211 * README.AVR: URLs corrected.
12213 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12215 * c-decl.c (start_function): Don't warn if old prototype is builtin
12216 that's not in C's namespace.
12217 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
12218 (_bb): Add prototype for ctime.
12219 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
12221 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
12223 * i386.c (ix86_fp_comparison_arithmetics_cost,
12224 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
12225 ix86_fp_comparison_cost): New functions.
12226 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
12227 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
12228 two-branch sequences; make static.
12229 (ix86_use_fcomi_compare): Do decision according to the costs.
12230 (split_fp_branch): New.
12231 * i386.md (compare-and-branch patterns): Use split_fp_branch.
12232 * i386-protos.h (ix86_expand_fp_compare): Remove
12233 (ix86_split_fp_branch): Declare.
12235 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
12236 and ix86_comparison_operator.
12238 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
12239 to make it cheaper.
12241 * i386.c (put_condition_code): Output properly the unordered/ordered
12242 compares in fp case.
12243 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
12245 * tm.texi (REVERSE_CONDITION): Document.
12246 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
12247 in -ffast-math mode.
12248 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
12250 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
12252 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
12254 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
12257 * config/sh/sh.c (mova_p): Fix test for mova_const.
12259 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12261 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
12262 cpp_get_options rather than dereferencing pfile and using
12264 * scan-decls.c (scan_decls): Use return value of
12265 cpp_pop_buffer rather than CPP_BUFFER.
12267 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12269 * cppinit.c (cpp_handle_option): help_only is now part of the
12270 cpp_options structure.
12271 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
12272 cpp_set_callbacks): New functions.
12273 * cpplib.h (cpp_callbacks): Break out as a named structure.
12274 (cpp_options): Move help_only here from cpp_reader.
12275 (CPP_FATAL_ERRORS): Update to use cpp_errors.
12276 (cpp_errors, cpp_get_options, cpp_get_callbacks,
12277 cpp_set_callbacks): New prototypes.
12278 * cppmain.c (main): Update for help_only.
12280 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12282 * Makefile.in (info, maintainer-clean, install-info, uninstall):
12283 Also build and remove and install and uninstall c-tree.info and
12285 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
12286 ($(srcdir)/cppinternals.info): New target.
12287 * c-tree.texi: Change file name used when makeinfo used without -o
12288 from ir.info to c-tree.info. Add info directory entry.
12289 * cppinternals.texi: Add info directory entry.
12290 * .cvsignore: Update.
12292 2001-01-12 Jakub Jelinek <jakub@redhat.com>
12294 * c-typeck.c (store_init_value): Don't require constant initializer
12295 elements with -pedantic -std=c99.
12296 (digest_init): Change error about non-constant initializer elements
12298 (constructor_range_end): Remove.
12299 (constructor_incremental, designator_depth,
12300 designator_errorneous): New variables.
12301 (struct constructor_stack): Remove range_end, add incremental.
12302 (struct constructor_range_stack, constructor_range_stack): New.
12303 (struct initializer_stack): Add constructor_range_stack.
12304 (finish_init): Set it.
12305 (start_init): Likewise. require_constant_elements for non-static
12306 trees only if not flag_isoc99.
12307 (really_start_incremental_init): Remove constructor_range_end, add
12308 constructor_incremental.
12309 (pop_init_level): Likewise.
12310 (push_init_level): Likewise. If implicit and the subobject had some
12311 value set already, preinitialize the level with it.
12312 Warn about missing braces only if not pushing due to designators.
12313 (set_designator, push_range_stack): New functions.
12314 (set_init_label): Use them.
12315 (set_init_index): Likewise. Remove constructor_range_end.
12316 Error if designator index is outside of array bounds.
12317 (add_pending_init): Compare values of purpose index trees, not the
12318 trees themselves. Allow overwriting of already initialized element.
12319 Issue a warning if it had side-effects.
12320 (set_nonincremental_init, set_nonincremental_init_from_string): New
12322 (pending_init_member): Rename to...
12323 (find_init_member): ...this function. Call set_nonincremental_init
12324 if necessary. Compare values of purpose index trees, not the trees
12325 themselves. Return the actual value, not just non-zero if something
12327 (output_init_element): Remove checks for duplicates.
12328 If field has zero size, only check the initializer for correctness.
12329 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
12330 if constructor_incremental is zero. Change error about initializers
12331 not computable at load time into pedwarn.
12332 (output_pending_init_elements): Compare bit positions, not
12333 FIELD_DECLs to take into account zero-sized fields.
12334 (process_init_element): Use constructor_range_stack to fill all
12335 ranges in the designator lists from current level up.
12336 * extend.texi: Update documentation for labeled elements.
12338 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
12340 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
12341 to function usage for arguments passed by reference. Optimize
12342 callee-copied arguments.
12343 * regmove.c (replace_in_call_usage): New function.
12344 (fixup_match_1): Call it.
12345 * cse.c (cse_insn): Canonicalize registers in function usage.
12346 * reload1.c (replace_pseudos_in_call_usage): New function.
12349 * Makefile.in: Reverted yesterday's wrong patch. Installed the
12352 2001-01-12 Jakub Jelinek <jakub@redhat.com>
12354 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
12357 2001-01-12 DJ Delorie <dj@redhat.com>
12359 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
12360 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
12363 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12365 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
12366 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
12367 -std options alongside references to -ansi. Update some
12368 documentation for C99.
12369 * cpp.1: Regenerate.
12371 2001-01-12 Andreas Jaeger <aj@suse.de>
12373 * haifa-sched.c (restore_line_notes): Remove argument block B
12375 * sched-ebb.c (schedule_ebb): Change caller.
12376 * sched-rgn.c (schedule_region): Likewise.
12377 * sched-int.h (restore_line_notes): Adjust prototype.
12379 * loop.h: Remove wrong declaration of doloop_condition_get.
12381 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12383 * extend.texi: Move C++-extension-related node from the C section
12384 into the C++ section.
12386 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12388 * extend.texi: Refer to an array of pointers to functions instead
12389 of one of functions.
12391 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
12392 Jan Hubicka <jh@suse.cz>
12394 * combine.c (reversed_comparison): Fix typo in last patch.
12396 (combine_reversed_comparison_code): Make static to follow
12397 prototype declaration.
12399 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12401 * install.texi: Remove misplaced duplicate entry.
12403 2001-01-11 Ulrich Drepper <drepper@redhat.com>
12405 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
12407 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
12409 * final.c: (leaf_function_p): Fix typo.
12411 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
12413 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
12414 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
12416 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
12417 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
12418 mmap_anon, and valloc is available.
12419 * ggc-page.c: Restructure ifdef logic to match new autoconf
12420 spec. Don't throw away the test page in init_ggc.
12422 * configure, config.in: Regenerate.
12424 2001-01-12 Michael Hayes <mhayes@redhat.com>
12426 * loop.h (total_biv_increment): Constify iv_class pointer.
12427 (struct induction): Replace `mem_mode' with `mem' rtx.
12428 * unroll.c (total_biv_increment): Constify iv_class pointer.
12429 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
12430 (find_mem_givs, combine_givs_p): Likewise.
12431 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
12433 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
12435 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
12437 (__gthread_getspecific): Ditto.
12439 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
12441 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
12442 put_condition_code): Convert fp comparison codes to integer
12444 (ix86_expand_fp_compare): Postnote the fp comparison code converison
12447 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
12448 * i386-protos.h (no_comparison_operator): Kill.
12450 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
12452 * combine.c (REVERSIBLE_CC_MODE): Remove.
12453 (reversible_comparison_p): Remove.
12454 (combine_reversed_comparison_code): New.
12455 (reversed_comparison): New.
12456 (combine_simplify_rtx): Use
12457 combine_reversed_comparison_code/reversed_comparison instead
12458 of reversible_comparison_p.
12459 (simplify_if_then_else): Likewise.
12460 (simplify_set): Likewise.
12461 (simplify_logical): Likewise.
12462 (if_then_else_cond): Likewise.
12463 (known_cond): Likewise.
12464 (simplify_comparison): Likewise.
12466 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
12468 * builtins.c (std_expand_builtin_va_start): Handle varargs when
12469 sizeof (int) is larger than sizeof(__word__).
12471 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12473 * cppinit.c (do_includes): Fix typo.
12475 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12477 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
12478 in S_REGS does not occur because not all sources are possible
12479 when a S_REGS is a destination (sometimes needs a clobber).
12480 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
12481 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
12482 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
12483 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
12484 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
12485 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
12486 (lshrdi_const1, lshrsi3_const16): Likewise.
12487 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
12488 (*movhi_68hc12, *movqi_68hc12): Likewise.
12489 (movstrictqi): Make sure reloading in D_REGS as a destination
12492 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12494 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
12496 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12498 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
12499 -D, -U and -A, and don't initialize the builtins.
12500 (do_includes): Error if -include or -imacros with -fpreprocessed.
12501 * cppmain.c (cb_define, cb_undef): Unconditionally process
12503 * tradcpp.c (main): Fix typo.
12505 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
12507 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
12508 (read_name_map): Use IS_ABSOLUTE_PATH.
12509 * tradcpp.c (get_filename): Likewise.
12511 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12513 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
12514 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
12515 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
12516 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
12517 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
12518 (cmphi_z_used): Don't use '@' for the output.
12519 (tstqi_z_used): Likewise.
12520 (cmpqi_z_used): Likewise.
12521 (one_cmplsi2): Likewise.
12523 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12525 * config/sh/sh.c (barrier_align): Recognize branch around far
12526 branch and redundant insn.
12528 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12530 * invoke.texi: Restore documentation of the drivers' switches -MD
12533 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12535 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
12537 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
12538 check-objc//%): Support parallel testing of multilibs.
12539 (TESTSUITEDIR): Set to testsuite by default, but override for
12541 (check-gcc, check-g++, check-g77, check-objc): Enter
12544 2001-01-11 Bernd Schmidt <bernds@redhat.com>
12546 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
12547 * sched-deps.c (deps_may_trap_p): Likewise.
12548 * basic-block.h: Remove a comment.
12549 * flow.c (PROP_POSTRELOAD): Remove.
12550 (update_life_info): Don't add it to prop_flags.
12551 (mark_set_1): Lose the code that was enabled by it.
12553 2001-01-11 Michael Hayes <mhayes@redhat.com>
12555 * flow.c (flow_call_edges_add): New.
12556 * basic_block.h (flow_call_edges_add): New.
12558 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
12560 * reload1.c (move2add_note_store): Update reg_set_luid even if
12561 base reg remains the same.
12563 2001-01-10 Nick Clifton <nickc@redhat.com>
12565 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
12566 machine_function structure to zero.
12567 Add prototypes for machine_status functions.
12569 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12571 * c-common.h (CTI_VOID_LIST): Remove.
12572 (void_list_node): Likewise.
12573 * tree.h (TI_VOID_LIST_NODE): New enumeral.
12574 (void_list_node): New macro.
12575 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
12576 * config/i386/i386.c (ix86_init_builtins): Likewise.
12577 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
12579 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12581 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
12582 * cppinit.c (cpp_start_read): Update comment, remove unneeded
12584 * tradcpp.c: Include mkdeps.h.
12585 (deps, print_deps_phony_targets, deps_append, output_deps,
12586 init_dependency_output, output_deps): New.
12587 (deps_buffer, deps_allocated_size, deps_size, deps_column,
12588 deps_output): Delete.
12589 (print_deps_missing_files): Rename deps_missing_files.
12590 (inhibit_output): Make global.
12591 (main): Delete inhibit_output, deps_stream, deps_target.
12592 Use mkdeps functionality in the same way as cpplib. Remove
12593 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
12594 -M and -MM. Remove old handling of deps via deps_out, and
12595 old reading of environment variables.
12596 (get_filename): Update to use deps_add_dep.
12598 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12600 * output.h (make_function_rtl): Remove prototype.
12601 (make_decl_rtl): Likewise.
12602 * varasm.c (make_function_rtl): Remove.
12603 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
12604 than from a third parameter.
12605 * tree.h (make_decl_rtl): Remove last parameter.
12606 * c-decl.c (builtin_function): Remove last argument in call to
12607 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
12608 (start_function): Likewise.
12609 * except.c (call_get_eh_context): Likewise.
12610 * expr.c (emit_block_move): Likewise.
12611 (clear_storage): Likewise.
12612 * profile.c (output_func_start_profiler): Likewise.
12613 * toplev.c (rest_of_decl_compilation): Likewise.
12614 * objc/objc-act.c (create_builtin_decl): Likewise.
12615 (synth_module_prologue): Likewise.
12616 (generate_static_reference): Likewise.
12617 (build_selector_reference_decl): Likewise.
12618 (build_class_reference_decl): Likewise.
12619 (build_objc_string_decl): Likewise.
12620 (build_protocol_reference): Likewise.
12622 2001-01-10 Richard Henderson <rth@redhat.com>
12624 * hwint.h: Revert yesterday's change.
12626 2001-01-10 Nick Clifton <nickc@redhat.com>
12628 * function.h (save_machine_status): Delete.
12629 (restore_machine_status): Delete.
12630 Amend comment describing {init|mark|free}_machine_status.
12632 * function.c (save_machine_status): Delete.
12633 (restore_machine_status): Delete.
12634 Amend comment describing {init|mark|free}_machine_status.
12635 (push_function_context_to): Remove invocation of
12636 save_machine_status.
12637 (pop_function_context_from): Remove invocation of
12638 restore_machine_status.
12640 * emit-rtl.c (init_emit_once): Amend comment describing
12641 {init|mark|free}_machine_status.
12643 * tm.texi (Per-Function Data): New node. Describe the
12644 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
12647 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12649 * cppinit.c (OPT_g): Remove.
12650 (cpp_handle_option): Update for removed -g3.
12651 (print_help): Update.
12652 * cpplib.h (struct cpp_options): Remove debug_output.
12653 * cppmain.c (setup_callbacks, cb_define): Update.
12654 * gcc.c (cpp_options): Translate -g3 to -dD.
12656 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
12658 * config/i960/i960.md: Change modifier to + on the zero_extract
12659 pattern after the (rotate -2 reg) canonicalization pattern.
12661 2001-01-10 Richard Henderson <rth@redhat.com>
12663 * config/alpha/alpha.c (alpha_free_machine_status): New.
12664 (override_options): Install it.
12665 (alpha_mark_machine_status): Verify machine non-null.
12666 * config/i386/i386.c (ix86_free_machine_status): New.
12667 (override_options): Install it.
12668 (ix86_init_machine_status): Use xcalloc.
12669 (ix86_mark_machine_status): Verify machine non-null.
12670 * config/ia64/ia64.c (ia64_free_machine_status): New.
12671 (ia64_override_options): Install it.
12672 (ia64_mark_machine_status): Verify machine non-null.
12674 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
12676 * function.c (instantiate_virtual_regs): Instantiate virtual
12677 registers found in CALL_INSN_FUNCTION_USAGE.
12679 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12681 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
12682 equivalent to -ansi in disabling -Di386.
12684 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
12686 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
12688 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
12690 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
12692 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
12694 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12696 * invoke.texi: Document that -fcond-mismatch isn't supported for
12699 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12701 * gcc.texi: Define macro gcctabopt.
12702 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
12703 @command, @env and @option in some places where appropriate. Use
12704 @gcctabopt where appropriate. Put URLs and email addresses inside
12707 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
12709 * gcc.c (cpp_options): Set MD file name from output
12710 filename, if specified.
12711 (suffix_subst): New static variable.
12712 (do_spec): Clear it.
12713 (do_spec_1, case '.'): Handle new `%.suffix' spec.
12715 (give_switch): Handle suffix_subst.
12717 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12719 * invoke.texi: Fix another typo.
12721 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12723 * invoke.texi: Fix typo.
12725 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12727 * c-lang.c (lang_hooks): Update.
12728 (lang_decode_option): Remove.
12729 (lang_init_options): Rename c_init_options.
12730 * toplev.c (main): Use lang_hooks for lang_init_options
12731 and lang_decode_option.
12732 * toplev.h (lang_hooks): Add 2 new hooks.
12733 * tree.h: Remove lang_init_options and lang_decode_option.
12734 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
12735 * cp/decl2.c: Similarly.
12736 * cp/lex.c (lang_init_options): Rename cxx_init_options.
12737 (lang_hooks): Update.
12738 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
12740 (lang_init_options): Rename ffe_init_options.
12741 (lang_hooks): Update.
12742 (lang_decode_option): Remove.
12743 * java/lang.c (lang_init_options): Rename java_init_options.
12744 (lang_decode_option): Rename java_decode_option.
12745 (lang_hooks): Update.
12746 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
12747 (lang_decode_option): Rename objc_decode_option.
12748 (lang_hooks): Update.
12750 2001-01-09 Nick Clifton <nickc@redhat.com>
12752 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
12753 (d30v_return_addr_rtx): Delete.
12754 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
12755 cfun->machine structure.
12756 (struct machine_function): Move to d30v.h
12757 (d30v_save_machine_status): Delete.
12758 (d30v_restore_machine_status): Delete.
12759 (d30v_init_machine_status): New Function.
12760 (d30v_mark_machine_status): New Function.
12761 (d30v_free_machine_status): New Function.
12762 (d30v_init_expanders): Use new functions.
12763 (d30v_return_addr): Use ra_rtx field in cfun->machine.
12764 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
12765 d30v_return_addr_rtx.
12767 * config/d30v/d30v.h (struct_machine): Move here.
12768 Add eh_epilogue_sp_ofs field.
12770 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
12771 field in cfun->machine structure.
12773 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
12775 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
12776 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
12777 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
12779 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
12781 * objc/lang-options.h: Remove bogus reference to
12784 2001-01-09 Kazu Hirata <kazu@hxi.com>
12786 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
12789 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
12791 * reload.c (find_reloads_address): Check for eliminable registers
12792 when substituting a constant expression for a pseudo.
12794 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
12796 * c-common.c (enum format_type): Add format_type_error.
12797 (decode_format_type): New function.
12798 (decl_attributes): Use it.
12799 (format_kind_info): Adjust comment.
12801 2001-01-09 David O'Brien <obrien@BSDi.com>
12803 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
12804 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
12806 * config/i386/gnu.h: Don't include required platform specific .h files,
12807 tm.h will do it instead.
12808 * config/i386/i386elf.h: Likewise.
12809 * config/i386/linux.h: Likewise.
12810 * config/i386/moss.h: Likewise.
12811 * config/mips/gnu.h: Likewise.
12813 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12815 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
12816 (rs6000-ibm-aix3.[01]*): Likewise.
12817 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
12818 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
12819 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
12820 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
12821 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
12822 (powerpc-*-eabiaix*): Likewise.
12823 (powerpc-*-eabisim*): Likewise.
12824 (powerpc-*-elf*): Likewise.
12825 (powerpc-*-eabi*): Likewise.
12826 (powerpc-*-rtems*): Likewise.
12827 (powerpc-*-linux*libc1): Likewise.
12828 (powerpc-*-linux*): Likewise.
12829 (powerpc-wrs-vxworks*): Likewise.
12830 (powerpcle-wrs-vxworks*): Likewise.
12831 (powerpcle-*-sysv*): Likewise.
12832 (powerpcle-*-elf*): Likewise.
12833 (powerpcle-*-eabisim*): Likewise.
12834 (powerpcle-*-eabi*): Likewise.
12835 (powerpcle-*-solaris2*): Likewise.
12836 * config/rs6000/aix31.h: Delete includes.
12837 * config/rs6000/aix3newas.h: Likewise.
12838 * config/rs6000/aix41.h: Likewise.
12839 * config/rs6000/aix43.h: Likewise.
12840 * config/rs6000/beos.h: Likewise.
12841 * config/rs6000/rtems.h: Likewise.
12842 * config/rs6000/sysv4.h: Likewise.
12844 2001-01-09 Kazu Hirata <kazu@hxi.com>
12846 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
12847 Change an argument mode of machine_mode to shift_mode of
12848 shift_mode. Remove an extra error check.
12849 (emit_a_shift): Adopt to the new calling prototype of
12851 (function_prologue): Fix code for a monitor
12852 function. Support H8/S.
12853 (function_epilogue): Do not output pop for a monitor function.
12855 2001-01-09 Nick Clifton <nickc@redhat.com>
12857 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
12858 (setup_incoming_varargs): Use sysv_varargs_p field of the
12859 cfun->machine structure.
12860 (struct machine_function): Move to rs6000.h
12861 (rs6000_save_machine_status): Delete.
12862 (rs6000_restore_machine_status): Delete.
12863 (rs6000_init_machine_status): New Function.
12864 (rs6000_free_machine_status): New Function.
12865 (rs6000_init_expanders): Use new functions.
12867 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
12869 (struct machine_function): Move here.
12871 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
12872 sysv_varargs_p field of the cfun->machine structure.
12874 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
12876 (rs6000_restore_machine_status): Remove prototype.
12878 2001-01-09 Richard Henderson <rth@redhat.com>
12880 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
12881 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
12882 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
12883 (sched_analyze_2, sched_analyze_insn): Likewise.
12884 (sched_analyze, init_deps): Likewise.
12885 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
12886 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
12887 (compute_block_backward_dependences): Update propagate_deps call.
12889 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
12891 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
12893 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12895 * cppinit.c (OPT_MD, OPT_MMD): Restore.
12896 (cpp_handle_option): Handle them.
12897 (cpp_post_options): Ensure one of -M or -MM is specified with
12898 any other -M? option.
12899 (init_dependency_output): Suppress output with -MG.
12901 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12903 * cpp.texi: Update.
12904 * invoke.texi: Update.
12906 2001-01-09 Bernd Schmidt <bernds@redhat.com>
12908 * sh.md (reload_outsf): Generate recognizable patterns for
12911 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12913 * c-lang.c (lang_hooks): Update.
12914 (lang_init): Rename c_init.
12915 (lang_finish): Remove.
12916 * toplev.c (compile_file): Use lang_hooks for lang_init ()
12917 and lang_finish ().
12918 * toplev.h (lang_hooks): Add init () and finish ().
12919 * tree.h (lang_init, lang_finish): Remove.
12920 * cp/tree.h (lang_init, lang_finish): Remove.
12921 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
12922 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
12924 (lang_init, lang_finish): Remove.
12925 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
12926 (lang_hooks): Update.
12927 * java/lang.c (lang_init): Rename java_init.
12928 (lang_finish): Remove.
12929 (lang_hooks): Update.
12930 * objc/objc-act.c (lang_init): Rename objc_init.
12931 (lang_finish): Remove.
12932 (lang_hoooks): Update.
12934 20001-01-09 Graham Stott <grahams@redhat.com>
12936 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
12937 after `ptr` is initialised.
12939 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12941 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
12942 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
12943 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
12944 stack adjusts, instead of r3.
12946 2001-01-09 Michael Hayes <mhayes@redhat.com>
12948 * flow.c (flow_loop_scan): Break out of ...
12949 (flow_loops_find) ... here.
12950 * basic-block.h (flow_loop_scan): New.
12951 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
12952 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
12954 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12956 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
12958 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
12959 realloc()ing macro_buffer.
12961 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
12962 if it's wider than long and the target's long is wider than the
12965 2001-01-09 Mark Mitchell <mark@codesourcery.com>
12967 Remove support for using UWIN as a host machine.
12968 * configure.in: Issue an error message.
12969 * configure: Regenerated.
12970 * config.gcc: Remove xm_* UWIN configury.
12971 * config/i386/xm-uwin.h: Remove.
12973 2001-01-08 Nick Clifton <nickc@redhat.com>
12975 * config/v850/v850.c (ra_rtx): Delete.
12976 (v850_save_machine_status): Delete.
12977 (v850_restore_machine_status): Delete.
12978 (v850_init_machine_status): New function.
12979 (v850_mark_machine_status): New function.
12980 (v850_free_machine_status): New function.
12981 (v850_return_addr): Use ra_rtx field in machine structure.
12982 (v850_init_expanders): Use new functions.
12984 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
12985 * config/v850/v850.c: Change arguments to v850_output+* functions
12986 to take a const char *, to avoid compile time warning.
12987 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
12988 (USER_LABEL_PREFIX): Redefine.
12990 2000-01-08 Jim Wilson <wilson@redhat.com>
12992 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
12993 1 to unsigned HOST_WIDE_INT before left shift.
12995 2001-01-08 Nick Clifton <nickc@redhat.com>
12997 * config/arm/arm.c (arm_mark_machine_status): Check to see if
12998 the machine structure has been allocated.
12999 (arm_free_machine_status): New function: Free the machine
13000 specific function structure.
13002 2001-01-08 Richard Henderson <rth@redhat.com>
13004 * jump.c (simplejump_p): Revert last change.
13006 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
13008 * cppinit.c (init): Rename init_library.
13009 (cpp_create_reader): Update.
13010 * gcc.c (cpp_options): If -o given, use it as the target of
13013 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
13015 * arm.c (arm_arch5e): New variable.
13016 (all_cores): XScale is a 5TE device.
13017 (arm_override_options): Set arm_arch5e.
13018 (arm_init_builtins): __builtin_prefetch is in arch5e.
13019 * arm.h (arm_arch5e): Declare it.
13021 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
13023 * arm.md (define_constants): Add defines for UNSPEC and
13024 UNSPEC_VOLATILE insns. Update all users.
13025 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
13026 * arm.c (multi_register_push, note_invalid_constants)
13027 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
13028 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
13029 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
13031 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
13033 * jump.c (jump_optimize_1): Use reversed_comparison_code
13034 instead of can_reverse_comparison_p.
13035 (jump_back_p): Likewise.
13036 (invert_exp_1): Likewise.
13037 (thread_jumps): Likewise.
13038 * simplify-rtx.c (simplify_unary_operation): Likewise.
13039 (simplify_ternary_operation): Likewise.
13040 * cse.c (find_comparison_args): Convert to use
13041 can_reverse_comparison_p.
13042 (record_jump_equiv): Likewise.
13044 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
13046 * arm.h (HARD_REGNO_RENAME_OK): Delete.
13047 (EPILOGUE_USES): Define.
13048 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
13049 automatically stack the LR if it isn't live.
13051 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
13053 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
13056 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
13058 * ggc-page.c (max_alignment): New structure.
13059 (MAX_ALIGNMENT): New macro.
13060 (init_ggc): Use it to round up the sizes in the
13061 extra_order_size_table.
13063 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13065 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
13068 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13070 * builtins.def (BUILT_IN_FPRINTF): New entry.
13072 * c-common.c (c_expand_builtin_fprintf): New function.
13073 (init_function_format_info): Handle __builtin_fprintf.
13074 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
13075 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
13077 * c-decl.c (duplicate_decls): Adjust comment.
13079 * extend.texi (fprintf): Document new builtin.
13081 2001-01-07 Richard Henderson <rth@redhat.com>
13083 * jump.c (simplejump_p): Recognize any single_set jump
13084 of the proper form.
13086 2001-01-07 Richard Henderson <rth@redhat.com>
13088 * configure.in (slibdir): Accept an --with-slibdir option.
13089 Use "test" not "[" in configure. Default to $(libdir).
13091 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
13093 * config/t-aix43 (SHLIB_INSTALL): Likewise.
13094 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
13095 (SHLIB_LINK): Create links for the soname.
13096 * config/mips/t-iris6: Likewise.
13097 * config/sparc/t-slibgcc: Likewise.
13098 * config/sparc/t-slibgcc-sld: Likewise.
13100 2001-01-07 Jakub Jelinek <jakub@redhat.com>
13102 * config/i386/i386.c (constant_call_address_operand): Accept
13103 (const (plus (symbol_ref) (const_int))).
13104 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
13105 constant_call_address_operand.
13107 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13109 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
13110 and LONG_LONG_TYPE_SIZE > 32.
13112 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13114 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
13115 the previous change.
13117 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
13119 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
13121 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
13122 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
13123 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
13126 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13128 * fix-header.c (read_scan_file): s/pfile/scan_in/.
13130 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13132 * c-lang.c (c_post_options): Call cpp_post_options.
13133 * objc/objc-act.c (objc_post_options): Similarly.
13134 * cppmain.c (main): Similarly.
13135 * fix-header.c (read_scan_file): Similarly.
13136 * cppinit.c (cpp_start_read): Move option consistency checks
13137 to cpp_post_options. Don't call init_dependency_output.
13138 If needed, add default target and main file dependency.
13139 (OPT_MD, OPT_MMD): Remove.
13141 (cpp_handle_option): Update for OPT_* changes.
13142 (cpp_post_options): New.
13143 (init_dependency_output): Command line -MF overrides environment
13144 variables. Don't set default target etc. Suppress output
13145 if dependencies are going to stdout.
13146 (print_help): Update.
13147 * cpplib.h (cpp_post_options): New.
13148 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
13150 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
13152 * jump.c (comparison_dominates_p): Support unordered compares.
13154 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
13156 * simplify-rtx.c (simplify_relational_operation): Always simplify
13157 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
13160 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
13162 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
13163 (nonzero_bits): Likewise.
13164 (simplify_comparison): Likewise.
13165 (num_sign_bit_copies): Likewise; return more sane value depending
13166 on STORE_FLAG_VALUE.
13167 (known_cond): Do not assume EQ to be always true for equivalent
13170 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
13172 * cse.c (fold_rtx): Handle unordered comparisons.
13174 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
13176 * rtlanal.c (set_of_1): New static function.
13177 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
13178 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
13179 reg_set_last_last_regno): Remove.
13180 (set_of): New global function.
13181 (set_of_data): New structure.
13182 (reg_set_p, reg_set_last): Revamp for set_of.
13183 * rtl.h (set_of): New.
13185 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
13187 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
13188 * extend.texi: Document _Exit builtin.
13190 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13192 * (initialize, initialize_builtins,
13193 initialize_dependency_output, initialize_standard_includes):
13194 Rename s/initialize/init. Update.
13195 (init_dependency_output): Move to after
13196 cpp_handle_options, the correct location temporally at least.
13197 (opt_comp): Move next to init (), its caller. Fix prototype.
13198 (init): Make "initialized" local scope.
13199 (cpp_create_reader): Always call init ().
13200 (cpp_start_read): Update.
13201 (output_deps): New function, broken out of cpp_finish.
13202 (cpp_finish): Break out output_deps.
13204 2001-01-07 Richard Henderson <rth@redhat.com>
13206 * collect2.c (COFF specific stuff): Revert 12-06 patch
13207 to prototype system functions.
13209 2001-01-07 Michael Hayes <mhayes@redhat.com>
13211 * hard-reg-set.h: Add multiple include guard.
13212 * basic-block.h (struct loop): Add `sink' field.
13213 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
13214 (emit_iv_add_mult): Delete.
13215 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
13216 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
13217 (unroll_loop): Remove end_insert_before argument.
13218 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
13219 (maybe_eliminate_biv_1): Likewise.
13220 (emit_iv_add_mult): Delete.
13221 (gen_add_mult, loop_regs_update): New.
13222 (loop_insn_emit_after, loop_insn_emit_before): New.
13223 (loop_insn_sink, loop_insn_sink_or_swim): New.
13224 (emit_iv_add_mult): Delete.
13225 (scan_loop): Set loop->sink.
13226 (loop_givs_reduce): Use loop_insn_sink and its ilk.
13227 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
13228 (maybe_eliminate_biv_1): Likewise.
13229 (maybe_eliminate_biv_1): Add basic block argument.
13230 * unroll.c (unroll_loop): Remove end_insert_before argument.
13231 (find_splittable_regs): Likewise.
13232 (find_splittable_regs): Use loop_insn_sink and its ilk.
13233 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
13235 2001-01-07 Michael Hayes <mhayes@redhat.com>
13237 * loop.h (loop_insn_hoist): New prototype.
13238 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
13239 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
13240 (check_dbra_loop, load_mems): Likewise.
13241 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
13242 (find_splittable_givs): Likewise.
13244 2001-01-07 Michael Hayes <mhayes@redhat.com>
13246 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
13248 2001-01-07 Richard Henderson <rth@redhat.com>
13250 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
13252 2001-01-07 Richard Henderson <rth@redhat.com>
13254 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
13255 NO_SHARED_LIBGCC_MULTILIB as required for the target.
13256 * gcc.c (init_spec): Massage the existing libgcc_spec into a
13257 variant that handles a shared libgcc.
13258 (process_command): Always validate -{static,shared}-libgcc.
13259 (do_spec_1): New 'M' case.
13260 * invoke.text (Link Options): Document -{static,shared}-libgcc.
13262 2001-01-07 Richard Henderson <rth@redhat.com>
13264 * Makefile.in (slibdir): New variable.
13265 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
13266 (installdirs): Create slibdir.
13267 (install-libgcc, install-multilib): Defer to libgcc.mk.
13268 * configure.in (slibdir): Substitute.
13269 * mklibgcc.in (install): New target.
13271 * config/t-linux (SHLIB_LINK): Create links for the soname.
13272 (SHLIB_INSTALL): New.
13273 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
13274 * config/mips/t-iris6 (SHLIB_INSTALL): New.
13275 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
13276 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
13277 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
13279 2001-01-07 Richard Henderson <rth@redhat.com>
13281 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
13282 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
13283 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
13285 2001-01-07 Michael Hayes <mhayes@redhat.com>
13287 * loop.c (count_loop_regs_set): Delete.
13288 (load_mems_and_recount_loop_regs_set): Delete.
13289 (loop_regs_scan): Merge common code from count_loop_regs_set,
13290 scan_loop, and load_mems_and_recount_loop_regs_set.
13291 (scan_loop): Call load_mems directly and loop_regs_scan
13292 again if new registers created.
13294 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13296 * toplev.c (main): Call the front-end specific post_options
13297 hook if one is given.
13298 * toplev.h (struct_lang_hooks, lang_hooks): New.
13299 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
13300 for the C front end.
13301 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
13302 lang_hooks for the C++ front end.
13303 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
13304 lang_hooks for the ObjC front end.
13305 * f/com.c (lang_hooks): Hooks for the Fortran front end.
13306 * java/lang.c (lang_hooks): Hooks for the Java front end.
13308 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13310 * c-lex.c (init_c_lex): Request #define / #undef callbacks
13311 for verbose DWARF[2] debugging.
13312 (cb_define, cb_undef): The new callbacks.
13313 * toplev.h (debug_define, debug_undef): Make const correct.
13314 * toplev.c (debug_define, debug_undef): Similarly. Do not
13315 perform the verbosity tests here anymore.
13317 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
13319 * reload.c (subst_reloads): Take INSN argument. When
13320 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
13321 * reload.h (subst_reloads): Adjust prototype.
13322 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
13323 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
13324 present in JUMP_INSNs and copy them to JUMP_LABEL.
13325 * flow.c (find_label_refs, find_basic_blocks_1): Skip
13326 JUMP_INSNs and insns with REG_LABELs that are followed by
13327 JUMP_INSNs with the same REG_LABEL.
13328 * sched-rgn.c (is_cfg_nonregular): Likewise.
13329 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
13331 * unroll.c (unroll_loop): Look for REG_LABEL notes in
13333 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
13335 2001-01-06 Richard Henderson <rth@redhat.com>
13337 * loop.c (scan_loop): Use xcalloc for the regs array.
13338 (load_mems_and_recount_loop_regs_set): Zero the new memory
13339 received from xrealloc.
13341 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
13343 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
13345 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
13347 * integrate.c (copy_rtx_and_substitute): When copying
13348 an ignored return value, strip REG_FUNCTION_VALUE_P.
13350 2001-01-06 Michael Hayes <mhayes@redhat.com>
13352 * loop.c (debug_biv, debug_giv): New.
13353 (loop_biv_dump): Break out from ...
13354 (record_biv): ... here.
13355 (loop_giv_dump): Break out from ...
13356 (record_giv): ... here.
13357 (loop_bivs_check): Use print_simple_rtl.
13358 * unroll.c (loop_iterations): Use print_simple_rtl.
13360 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
13362 * pa.md (return, return_internal): Modify patterns to prevent regrename
13363 mucking with the return pointer.
13365 2001-01-05 Richard Henderson <rth@redhat.com>
13367 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
13369 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
13371 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
13372 version supplied by Matteo Frigo.
13374 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13376 * cpp.texi: Update for -MQ.
13377 * cppinit.c (cpp_create_reader): Always create pfile->deps.
13378 (cpp_cleanup): Always free pfile->deps.
13379 (initialize_dependency_output): Don't create pfile->deps.
13380 (cpp_handle_option): Similarly.
13382 * gcc.c (cpp_options): Handle -MQ.
13383 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
13384 * mkdeps.c (base_name): Remove.
13385 (deps_init): Don't allocate vector space until it's needed.
13386 (deps_free): Only free vectors if allocated.
13387 (deps_add_target, deps_add_dep): Update for initial allocation.
13388 (deps_add_default_target): Don't strip to the base_name.
13390 2001-01-05 DJ Delorie <dj@redhat.com>
13392 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
13393 (INIT_EXPANDERS): Define.
13395 * config/v850/v850.c (struct machine_function): Define.
13396 (v850_save_machine_status): New function.
13397 (v850_restore_machine_status): New function.
13398 (v850_return_addr): New function.
13399 (v850_init_expanders): New function.
13401 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
13402 and v850_init_expanders.
13404 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13406 * cpplib.h (struct cpp_reader): Add help_only field.
13407 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
13408 (cpp_handle_option): Set pfile->help_only if we see -h,
13409 --help, -target-help, or --version. Print version string but
13410 do not set help_only if we see -v or -version. Make text
13411 printed by -v match that printed by (-)-version.
13413 * cppmain.c (main): Exit after option parsing if
13414 pfile->help_only is true.
13416 * toplev.c (independent_decode_option): Call print_version,
13417 then exit, if we see --version (but not -version).
13418 (print_version): Split lengthy message into two lines.
13420 2001-01-05 Nick Clifton <nickc@redhat.com>
13422 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
13423 temporary string for initialisation before calling ggc_alloc_string.
13425 2001-01-06 Michael Hayes <mhayes@redhat.com>
13427 * rtl.h (print_simple_rtl): New.
13428 * print-rtl.c (print_simple_rtl): New.
13429 (flag_simple): New.
13430 (print_rtx): Disable printing of flags and modes, etc.,
13431 if `flag_simple` nonzero.
13433 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13435 * function.c (fixup_var_refs): Use push_to_full_sequence where
13438 2001-01-05 Michael Meissner <meissner@redhat.com>
13440 * flags.h (flag_reorder_blocks): Add declaration.
13441 (flag_rename_block): Ditto.
13443 2001-01-05 DJ Delorie <dj@redhat.com>
13445 * function.c (reorder_blocks): Make sure the flags are all reset
13446 before using them to mark blocks, else a second invocation will
13447 corrupt the block chain.
13448 (reorder_blocks_0): New, resets the flags.
13450 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
13452 * cse.c (find_comparison_args): Stop if the argument is known to
13455 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13457 * config/sh/sh.md (movdf): When splitting load into pair of
13458 registers, don't clobber the register used in the address too
13461 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
13463 * varasm.c (mark_constant_pool): Improve initial comments.
13464 (mark_constants): Move marking of constants to mark_constant.
13465 (mark_constant): New function to recursively mark all constants
13466 referred to by a constant.
13468 2001-01-05 Catherine Moore <clm@redhat.com>
13470 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
13472 2001-01-05 Phil Edwards <pme@sources.redhat.com>
13474 * cp/lang-options.h: Bring comment in line with reality.
13475 * f/lang-options.h: Likewise.
13476 * java/lang-options.h: Likewise.
13477 * objc/lang-options.h: Likewise.
13478 * ch/lang-options.h: Likewise.
13479 * f/g77.texi: And update the manual.
13481 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
13482 Denis Chertykov <denisc@overta.ru>
13484 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
13485 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
13486 * config/avr/avr.md (all peepholes that request a scratch register):
13487 Call it, FAIL the peephole if not safe (in interrupt functions).
13489 2001-01-05 Mark Mitchell <mark@codesourcery.com>
13491 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
13493 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
13495 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
13497 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
13498 BUILT_IN_CREAL and BUILT_IN_CIMAG.
13499 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
13500 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
13501 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
13503 * extend.texi: Document these builtins.
13505 2001-01-05 Daniel Berlin <dberlin@redhat.com>
13507 * c-common.c (lang_get_alias_set): Say we know nothing of
13508 VECTOR_TYPE aliasing.
13510 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
13512 2001-01-05 Bruce Korb <bkorb@gnu.org>
13514 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
13515 their x* equivalent versions for atexit-less systems
13516 * fixinc/fixincl.c(main): do not return from main() on atexit-less
13517 systems (or any other system any more).
13519 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
13521 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
13522 output operands. Use arm_hard_register_operand for operand 4.
13523 (stmsi_postinc): Similarly.
13524 (ldmsi): Use arm_hard_register_operand for opernand 2.
13525 (stmsi): Similarly.
13526 * arm.c (arm_hard_register_operand): New function.
13527 * arm-protos.h (arm_hard_register_operand): Prototype it.
13529 * arm.h (HARD_REGNO_RENAME_OK): Define.
13531 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
13533 * simplify-rtx.c (cfc_args): add "unordered" field.
13534 (check_fold_consts): Set unordered field.
13535 (simplify_relational_operation): Simplify the unordered
13538 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
13541 * emit-rtl.c (try_split): Fix code to mark labels.
13542 * jump.c (mark_jump_label): Make global.
13543 * rtl.h (mark_jump_label): Declare.
13545 * predict.c (estimate_probability): Handle unordred comparisons.
13547 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13549 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
13550 * cppinit.c (initialize_dependency_output): Update.
13551 (cpp_finish): Output dummy targets for -MP.
13553 (cpp_handle_option): Handle -MP. Don't quote -MT options.
13554 * cpplib.h (struct cpp_options): Add deps_phony_targets.
13555 * gcc.c (cpp_options): Update to handle -MP.
13556 * mkdeps.c (deps_add_target, deps_add_default_target): Update
13557 to quote only the default target.
13558 (deps_phony_targets): Insert a preceding newline. Rename from
13559 deps_dummy_targets for consistency.
13562 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13564 * calls.c (emit_library_call_value_1): Support
13565 INIT_CUMULATIVE_LIBCALL_ARGS.
13566 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
13568 2001-01-04 Richard Henderson <rth@redhat.com>
13570 * c-decl.c (finish_struct): Detect flexible array members
13571 used in an inappropriate context.
13572 * c-typeck.c (really_start_incremental_init): Special case
13573 constructor_max_index for zero length arrays.
13574 (pop_init_level): Allow initialization of flexible array
13575 members. Deprecate initialization of zero length arrays.
13576 Don't issue missing initializer warning for flexible array
13577 members or zero length arrays.
13578 (process_init_element): Don't dereference null DECL_SIZE.
13579 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
13580 Don't abort for empty constructors. Use size_binop
13581 (output_constructor): Add commentary regarding zero length
13582 array futures. Abort if we try to initialize an array of
13583 unspecified length with a non-empty constructor in the middle
13586 * extend.texi (Zero Length): Update and clarify documentation
13587 on static initialization.
13589 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13591 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
13592 with more than 32767 words of local storage.
13594 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13596 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
13597 for 'abs', 'labs', and 'fabs'.
13598 (c4x_expand_builtin): Likewise.
13599 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
13601 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13603 * config/sh/sh.md (prget, prset): New insn types.
13604 (return delay slot): Dont' allow prset.
13605 (call, sfunc delay slot): Don't allow prget.
13606 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
13607 for prset and prget.
13609 2001-01-05 Michael Hayes <mhayes@redhat.com>
13611 * loop.h (struct loop_reg): New.
13612 (struct loop_regs): Change to use array of `struct loop_reg'.
13613 * loop.c: Replace assortment of varrays with single regs array.
13614 (count_one_set): Delete may_not_move array argument
13615 and use regs array instead. All caller's changed.
13616 (count_loop_regs_set): Delete may_not_move and single_usage
13617 arguments and use regs array instead. All caller's changed.
13618 (find_single_use_in_loop): Replace usage array argument with pointer
13619 to regs structure. All caller's changed.
13620 (loop_optimize): Delete `moved_once' array.
13622 2001-01-05 Michael Hayes <mhayes@redhat.com>
13624 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
13625 Use it instead of loop_info->has_call for scanning loop mems.
13626 (check_dbra_loop): Replace loop_info->has_call test with
13627 loop_info->has_nonconst_call.
13629 2000-01-04 Matthew Hiller <hiller@redhat.com>
13631 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
13634 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13636 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
13637 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
13639 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13641 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
13642 (flag_short_double, flag_short_wchar): Define.
13643 (c_common_nodes_and_builtins): Create many tree nodes shared
13644 between C and C++ here instead of in cp/decl.c and ...
13645 * c-decl.c (init_decl_processing): ... here.
13646 (SIZE_TYPE, WCHAR_TYPE): Don't define.
13647 (flag_short_double, flag_short_wchar): Don't define.
13648 (record_builtin_type): New function.
13649 (build_void_list_node): New function.
13650 * c-common.h (flag_short_double, flag_short_wchar,
13651 record_builtin_type, build_void_list_node): Declare.
13653 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
13655 * integrate.c (expand_inline_function): Don't put a virtual
13656 register into the reg map.
13658 * function.c (fixup_var_refs_1): If force_operand didn't put
13659 the address into the target, move it there.
13661 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13663 Special-case tree_decl/tree_list allocations.
13664 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
13665 (OBJECT_SIZE): New macro.
13666 (NUM_EXTRA_ORDER): Likewise.
13667 (extra_order_size_table): New variable.
13668 (NUM_ORDERS): New macro.
13669 (objects_per_page_table): New variable.
13670 (object_size_table): New variable.
13671 (G.pages): Use NUM_ORDERS to bound the array.
13672 (G.page_tails): Likewise.
13673 (DIV_ROUND_UP): Remove.
13674 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
13675 (alloc_page): Use OBJECT_SIZE.
13676 (size_lookup): Don't make it const.
13677 (ggc_alloc): Use OBJECT_SIZE.
13678 (ggc_set_mark): Likewise.
13679 (ggc_get_size): Likewise.
13680 (init_ggc): Set up the object_size_table, objects_per_page_table,
13681 and adjust size_lookup.
13682 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
13683 (ggc_pop_context): Use NUM_ORDERS.
13684 (clear_marks): Likewise.
13685 (sweep_pages): Likewise.
13686 (poison_pages): Likewise.
13687 (ggc_print_statistics): Use OBJECT_SIZE.
13689 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13691 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
13692 Only call array_size_for_constructor if last field and array type
13693 with no upper bound.
13695 2001-01-04 Philip Blundell <philb@gnu.org>
13697 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
13698 from bit 31 downwards, if this requires no more insns.
13699 (count_insns_for_constant): New helper function for above.
13701 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
13703 * gencodes.c (output_predicate_decls): Remove empty initializer.
13705 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13707 * tree.c (copy_node): Remove documentation about obstacks.
13708 (buidl1): Check that nobody tries to build 2-argument nodes this
13711 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13713 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
13716 * gencodes.c (output_predicate_decls): Fill empty initializer
13719 2001-01-04 Jakub Jelinek <jakub@redhat.com>
13721 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
13722 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
13724 (do_include): Handle missing headers like cpp0.
13725 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
13726 paths with first include pathname. Don't strcat to uninitialized
13729 2001-01-04 Bernd Schmidt <bernds@redhat.com>
13731 * regrename.c (regrename_optimize): Don't rename from frame pointer
13732 if frame_pointer_needed.
13733 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
13734 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
13735 (ia64_reorg): Use it instead of scheduling if ! optimize.
13736 (errata_emit_nops): Properly call asm_noperands.
13737 (ia64_sched_reorder): Finish cycle if we see an asm.
13738 (ia64_variable_issue): Clear scheduling state after asms.
13740 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
13742 * cpp.texi: Update for -MT.
13743 * cppinit.c (initialize_dependency_output): Add a default
13744 target if none has been given already.
13745 (no_tgt, OPT_MT): New.
13746 (cpp_handle_option): Handle -MT. Update -M etc.
13747 * cpplib.h (struct cpp_options): Remove deps_target.
13748 * gcc.c (cpp_options): Handle -MT.
13749 * mkdeps.c (struct deps): Move from mkdeps.h.
13750 (deps_calc_target): Rename deps_add_default_target. Add a
13751 default target if none has been specified already.
13752 * mkdeps.h (struct deps): Move to mkdeps.c.
13753 (deps_calc_target): Rename deps_add_default_target.
13755 2000-01-03 Richard Henderson <rth@redhat.com>
13757 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
13759 * c-typeck.c (push_init_level): Move checks for flexible array
13760 members and zero length arrays ...
13761 (pop_init_level): ... here. Silently discard empty initializations.
13763 * varasm.c (output_constructor): Update for sizeof change to
13764 zero-length arrays.
13766 * extend.texi (Zero Length): Clarify semantics.
13768 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13770 * configure.in (tm.h): Include isns-codes.h last.
13771 * configure: Rebuilt.
13773 2001-01-03 Richard Henderson <rth@redhat.com>
13775 * config/alpha/alpha.md (addvsi3, addvdi3): New.
13776 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
13778 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13780 * tradcpp.c (main): Make sure finclude() is called with a valid
13781 indepth value while handling -include.
13783 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13785 * gencodes.c (output_predicate_decls): New function.
13787 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
13788 even if it is not the first time machmode.h is #included.
13789 * config/sh/sh.c (fpul_operand): Declare MODE argument.
13790 * tm.texi (PREDICATE_CODES): Document predicate declarations.
13791 * gcc.texi (Copyright): Added 2001.
13793 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13795 * c-common.c (c_common_lang_init): New function. Warn if format
13796 warning options which only have effects when used with -Wformat
13797 are used without -Wformat.
13798 * c-common.h (c_common_lang_init): Declare.
13799 * c-lang.c (lang_init): Call c_common_lang_init.
13800 * objc/objc-act.c (lang_init): Call c_common_lang_init.
13802 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13804 * configure.in: Check for the mktemp command.
13805 * configure: Regenerate.
13806 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
13807 $TEMP. Create temporary files with mktemp, if available at
13808 configure time; otherwise use set -C. Remove temporary files
13811 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13813 * configure.in: Require at least texinfo 4.0. Check for whether
13814 Pod::Man is sufficiently recent to regenerate GCC manpages.
13815 * configure: Regenerate.
13816 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
13818 (GENERATED_MANPAGES): Define.
13819 (generated-manpages): New target. Depend on cpp.1 as well as
13821 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
13822 configure to generated-manpages or empty) rather than on the
13823 manpages directly. Remove execute permission from installed
13824 gcov.1 as well as cpp.1.
13825 * cpp.1, gcov.1: Regenerate.
13827 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13829 * builtins.c (expand_builtin_strncmp): Use host_integerp and
13830 tree_low_cst. Allow using cmpstrsi in more cases.
13832 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13834 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
13837 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
13839 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
13840 * Makefile.in (HOST_CFLAGS): Mention build-make.
13842 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13844 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
13847 2001-01-01 Bernd Schmidt <bernds@redhat.com>
13849 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
13852 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
13855 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
13856 reg_base_value and reg_known_value arrays.
13857 (init_alias_analysis): Add more cases to detect known values.
13858 * sched-deps.c (deps_may_trap_p): New function.
13859 (sched_analyze_2): Use it.
13861 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13863 * combine.c (simplify_shift_const): Even if we're sign-extracting,
13864 don't discard an ASHIFTRT if we're shifting in a wider mode.
13866 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
13868 * toplev.c (rest_of_compilation): Don't print basic block information
13869 when CFG isn't up to date.
13871 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
13873 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
13874 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
13875 (UNALIGNED_SHORT_ASM_OP): Define.
13876 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
13878 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13880 * fold-const.c (fold_convert): Fix typo.
13882 2001-01-02 Richard Henderson <rth@redhat.com>
13884 * c-common.h (ASM_INPUT_P): New.
13885 * c-parse.in (asm): Set it when needed.
13886 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
13887 existance of an operand.
13889 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
13891 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
13892 (dwarf2out_frame_debug_expr): Likewise.
13893 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
13895 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
13897 * i386.c (ix86_split_to_parts): Return number of part required;
13899 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
13901 (ix86_split_long_move): Use number of part returned
13902 by ix86_split_to_parts
13903 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
13905 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
13906 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
13907 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
13908 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
13909 (ALIGN_MODE_128): Add TFmode.
13910 (IS_STACK_MODE): Likewise.
13911 (HARD_REGNO_NREGS): TFmode needs 3 registers.
13912 (HARD_REGNO_OK): Support TFmodes.
13913 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
13914 * i386.md (scheduler definitions): Use memory operand to determine
13915 fst/fld instructions; use mode attribute to determine real mode of
13917 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
13918 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
13920 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13922 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
13924 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13926 * expr.c (store_constructor_field): Update ALIGN before calling
13929 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13931 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
13934 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13936 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
13939 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13941 * c-decl.c (start_function): Don't warn on third parameter to main.
13943 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13945 * tsystem.h: Define HAVE_DECL_GETOPT.
13947 2001-01-02 Philip Blundell <pb@futuretv.com>
13949 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
13952 2001-01-02 Richard Henderson <rth@redhat.com>
13954 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
13956 2001-01-02 Andreas Jaeger <aj@suse.de>
13958 * c-decl.c (c_decode_option): Remove support of
13959 -Wmissing-noreturn.
13961 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
13962 (W_options): Add -Wmissing-noreturn here.
13964 * flow.c: Define lang_missing_noreturn_ok_p.
13965 (check_function_return_warnings): Use it.
13967 * c-common.h: Declare lang_missing_noreturn_ok_p.
13969 * c-lang.c (c_missing_noreturn_ok_p): New function.
13970 (lang_init): Set lang_missing_noreturn_ok_p.
13972 * invoke.texi (Warning Options): Document this.
13974 2000-12-27 Phil Edwards <pme@sources.redhat.com>
13976 * extend.texi (C++ Extensions): New node for C++ attributes;
13977 describe init_priority and com_interface.
13978 * invoke.texi: Remove -finit-priority as it now has zero effect.
13979 * install.texi: Fix xref syntax.
13980 * md.texi: Likewise.
13982 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13984 * config.gcc (sparc64-wrs-vxworks*): New case.
13985 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
13987 * config/sparc/sparc.c (sparc_override_options): Do support different
13988 pointer and architecture size.
13989 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
13990 (POINTERS_EXTEND_UNSIGNED): Define.
13991 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
13992 (FUNCTION_MODE): Define to be Pmode.
13993 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
13995 * function.c (expand_function_end): Properly handle DECL_RESULT
13996 and copy when ptr_mode != Pmode.
13997 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
13999 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14001 * c-common.c (c_common_nodes_and_builtins): Set prototype
14002 parameters for __builtin_fputs, __builtin_fputc and
14003 __builtin_fwrite. Don't declare plain fputc as a builtin.
14005 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
14007 * loop.c (add_label_notes): Increment the label usage count when
14008 a note is added to an insn which refers to a CODE_LABEL.
14009 * gcse.c (add_label_notes): Likewise.
14011 2001-01-01 Andreas Jaeger <aj@suse.de>
14013 * loop.c (scan_loop): Use xmalloc to allocate movables.
14015 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
14017 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
14018 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
14019 * reload1.c (REGISTER_MOVE_COST): Likewise.
14020 * regclass.c (REGISTER_MOVE_COST): Likewise.
14021 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
14022 dimension. Adjust all users.
14023 (init_reg_sets_1): Iterate on all modes.
14024 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
14025 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
14026 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
14027 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
14028 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
14029 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
14030 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
14031 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
14032 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
14033 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
14034 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
14035 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
14036 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
14037 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
14038 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
14039 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
14040 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
14041 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
14042 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
14043 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
14044 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
14045 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
14046 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
14047 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
14048 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
14049 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
14050 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
14052 2001-01-01 Bernd Schmidt <bernds@redhat.com>
14054 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
14055 arg VARIES_P. Call it with extra arg.
14056 (true_dependence): Likewise.
14057 * rtl.h (rtx_addr_can_trap_p): Declare.
14058 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
14060 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
14061 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
14062 pic offset table register if it's zero. All callers changed.
14063 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
14065 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14067 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
14068 STRING_POOL_ADDRESS_P.
14070 * config/sparc/sparc.c (input_operand): Properly test for short op.
14072 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
14073 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
14074 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
14075 * config/sparc/elf.h: No longer include sol2.h.
14076 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
14077 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
14079 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
14081 2001-01-01 Michael Hayes <mhayes@redhat.com>
14083 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
14084 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
14085 (record_initial): Likewise.
14086 * unroll.c (copy_loop_body, loop_iterations): Likewise.
14087 (remap_split_bivs): Likewise.
14089 2001-01-01 Michael Hayes <mhayes@redhat.com>
14091 * loop.c (loop_ivs_free): New function.
14092 (strength_reduce): Break out from...
14094 2001-01-01 Michael Hayes <mhayes@redhat.com>
14096 * loop.h (struct iv): New.
14097 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
14098 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
14099 'reg_biv_class' fields with 'regs' and 'n_regs'.
14100 (struct ivs): Rename 'loop_iv_list' field to 'list'.
14101 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
14102 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
14104 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
14106 * resource.c (mark_referenced_resources): Abort() before
14107 attempting to mark a pseudo register.
14108 (mark_set_resources): Likewise.
14110 2001-01-01 Michael Hayes <mhayes@redhat.com>
14112 * loop.h (REG_IV_CLASS): New accessor macro.
14113 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
14114 * unroll.c (REG_IV_CLASS): Likewise.
14116 See ChangeLog.4 for earlier changes.