1 2001-06-27 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3 * system.h (TARGET_ESC): Move to ...
4 * defaults.h (TARGET_ESC): ... here.
5 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
6 TARGET_VALID_TYPE_ATTRIBUTE): Default to a no-op handler.
7 * tree.c (default_valid_attribute_p): New.
8 (valid_machine_attribute): Handlers can not be NULL.
9 * tree.h (default_valid_attribute_p): New.
10 * doc/tm.texi: Document TARGET_ESC.
11 * cp/decl2.c (import_export_class): Update.
13 2001-06-26 Bruce Korb <bkorb@gnu.org>
15 * gcc/fixinc/fixincl.c(initialize): In very strict ANSI, you cannot
16 use preprocessing directives inside a string literal. Fixed.
18 2001-06-26 Jim Wilson <wilson@redhat.com>
20 * doc/tm.texi (MAX_LONG_DOUBLE_TYPE_SIZE, INTEL_EXTENDED_IEEE_FORMAT):
23 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
25 * doc/cpp.texi, doc/cppinternals.texi, doc/extend.texi,
26 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
27 doc/tm.texi: Use @: where necessary when a full stop does not end
30 2001-06-27 Joseph S. Myers <jsm28@cam.ac.uk>
32 * doc/gcc.texi, doc/install.texi, doc/invoke.texi: Remove trailing
35 2001-06-26 Joseph S. Myers <jsm28@cam.ac.uk>
37 * doc/c-tree.texi, doc/cpp.texi, doc/extend.texi, doc/gcc.texi,
38 doc/install.texi, doc/invoke.texi, doc/objc.texi, doc/rtl.texi,
39 doc/tm.texi: Use two spaces after ends of sentences.
41 2001-06-26 Daniel Berlin <dan@cgsoftware.com>
43 * toplev.c (display_help): Fix param thinko.
44 * Makefile.in: Fix params.h dependencies.
46 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
48 * toplev.c (decode_f_option): Adjust setting.
49 (toplev_main): Call diagnostic_initialize. Remove call to
50 reshape_diagnostic_buffer._
52 * diagnostic.h (struct output_buffer): Add new field format_decoder.
53 (diagnostic_format_decoder): New macro.
54 (diagnostic_prefixing_rule): Likewise.
55 (diagnostic_line_cutoff): Likewise.
56 (set_message_prefixing_rule): Remove.
58 * diagnostic.c (lang_printer): Remove.
59 (diagnostic_message_length_per_line): Likewise.
60 (current_prefixing_rule): Likewise.
61 (initialize_diagnostics): Rename to...
62 (diagnostic_initialize): ...this. Tweak.
63 (default_initialize_buffer): Remove.
64 (reshape_diagnostic_buffer): Likewise.
65 (init_output_buffer): Adjust prefixing rule setting.
66 (output_format): Use format_decoder from the output_buffer.
68 * c-lang.c (c_init): Adjust tree formatter setting.
70 2001-06-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
72 * config/i386/sol2.h (CPP_SPEC): Pass -P for .S files.
74 2001-06-26 Neil Booth <neil@daikokuya.demon.co.uk>
76 * Makefile.in (TARGET_H, TARGET_DEF_H): New.
77 (c-decl.o, tree.o, c-typeck.o, $(out_object_file)): Update.
78 * c-decl.c (duplicate_decls): Use function pointer.
79 * c-typeck.c (common_type): Similarly.
80 * tree.c (valid_machine_attribute): Similarly.
81 (merge_machine_type_attributes): Rename merge_type_attributes.
82 (merge_machine_decl_attributes): Rename merge_decl_attributes.
83 (merge_dllimport_decl_attributes): New function.
84 * tree.h (merge_machine_type_attributes): Rename merge_type_attributes.
85 (merge_machine_decl_attributes): Rename merge_decl_attributes.
86 (merge_dllimport_decl_attributes): New prototype.
91 * doc/gcc.texi, doc/tm.texi: Update documentation.
93 cp: Make-lang.in: Update dependencies.
94 * spew.c: Include target.h.
95 (duplicate_decls): Call target function.
96 * decl2.c: include target.h
97 (import_export_class): Use existence of target function pointer.
98 * typeck.c: Include target.h.
99 (qualify_type_recursive): Rename variable. Call target function.
100 (type_after_usual_arithmetic_conversions): Similarly.
101 (common_type): Similarly.
103 config: * 1750a/1750a.c, a29k/29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
104 avr/avr.c, c4x/c4x.c, clipper/clipper.c, convex/convex.c,
105 d30v/d30v.c, dsp16xx/dsp16xx.c, elxsi/elxsi.c, fr30/fr30.c,
106 i370/i370.c, i386/i386.c, i860/i860.c, i960/i960.c, ia64/ia64.c,
107 m32r/m32r.c, m68hc11/m68hc11.c, m68k/m68k.c, m88k/m88k.c,
108 mips/mips.c, mn10200/mn10200.c, mn10300/mn10300.c, ns32k/ns32k.c,
109 pa/pa.c, pdp11/pdp11.c, pj/pj.c, romp/romp.c, rs6000/rs6000.c,
110 sh/sh.c, sparc/sparc.c, v850/v850.c, vax/vax.c, we32k/we32k.c)
111 : Include target.h and target-def.h. Define target.
113 * arc/arc-protos.h (arc_valid_machine_decl_attribute): Remove.
114 * arc/arc.c (arc_valid_machine_decl_attribute): Rename
115 arc_valid_decl_attribute, make static.
116 * arc/arc.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
117 * arm/arm-protos.h (arm_valid_machine_decl_attribute,
118 arm_valid_type_attribute_p, arm_pe_valid_machine_decl_attribute,
119 arm_pe_merge_machine_decl_attributes): Remove.
120 * arm/arm.c (arm_valid_machine_decl_attribute_p): Rename
121 arm_valid_decl_attribute_p, make static.
122 (arm_pe_valid_decl_attribute_p): Move from pe.c.
123 * arm/pe.c (arm_pe_valid_machine_decl_attribute_p): Move to arm.c.
124 (arm_pe_merge_machine_decl_attributes): Move to tree.c.
125 * arm/arm.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
126 * arm/coff.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
127 * arm/elf.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
128 * arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): New.
129 (VALID_MACHINE_TYPE_ATTRIBUTE, VALID_MACHINE_DECL_ATTRIBUTE): Remove.
130 * avr/avr-protos.h (valid_machine_type_attribute,
131 valid_machine_decl_attribute): Remove.
132 * avr/avr.c (valid_machine_type_attribute,
133 valid_machine_decl_attribute): Rename and make static.
134 * avr/avr.h (VALID_MACHINE_TYPE_ATTRIBUTE,
135 VALID_MACHINE_DECL_ATTRIBUTE): Remove.
136 * c4x/c4x-protos.h (c4x_valid_type_attribute_p): Remove.
137 * c4x/c4x.c (c4x_valid_type_attribute_p): Make static.
138 * c4x/c4x.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
139 * d30v/d30v.h: Remove obsolete comments.
140 * h8300/h8300-protos.h (h8300_valid_machine_decl_attribute): Remove.
141 * h8300/h8300.c (h8300_valid_machine_decl_attribute): Rename, make
143 * h8300/h8300.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
144 * i386/cygwin.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
145 (i386_pe_merge_decl_attributes, MERGE_MACHINE_DECL_ATTRIBUTES,
146 i386_pe_valid_type_attributes_p): Remove.
147 * i386/i386-protos.h (ix86_valid_decl_attribute_p,
148 ix86_valid_type_attribute_p): Remove.
149 * i386/i386.c (ix86_valid_decl_attribute_p): Remove.
150 (ix86_valid_type_attribute_p): Make static.
151 * i386/i386.h (VALID_MACHINE_DECL_ATTRIBUTE,
152 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
153 * i386/winnt.c (i386_pe_merge_decl_attributes): Move to tree.c.
154 * ia64/ia64-protos.h (ia64_valid_type_attribute): Remove.
155 * ia64/ia64.c (ia64_valid_type_attribute): Make static.
156 * ia64/ia64.h (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
157 * m32r/m32r-protos.h (m32r_valid_machine_decl_attribute): Remove.
158 * m32r/m32r.c (m32r_valid_decl_attribute): Make static.
159 * m32r/m32r.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
160 * m68hc11/m68hc11-protos.h (m68hc11_valid_decl_attribute_p,
161 m68hc11_valid_type_attribute_p): Remove.
162 * m68hc11/m68hc11.c (m68hc11_valid_decl_attribute_p): Remove.
163 (m68hc11_valid_type_attribute_p): Make static.
164 * m68hc11/m68hc11.h (VALID_MACHINE_DECL_ATTRIBUTE,
165 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
166 * mcore/mcore-protos.h (mcore_valid_machine_decl_attribute,
167 mcore_merge_machine_decl_attribute): Remove.
168 * mcore/mcore.c (mcore_valid_machine_decl_attribute): Rename,
170 (mcore_merge_machine_decl_attributes): Move to tree.c.
171 * mcore/mcore.h (VALID_MACHINE_DECL_ATTRIBUTE,
172 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
173 (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
174 * ns32k/ns32k-protos.h (ns32k_valid_decl_attribute_p,
175 ns32k_valid_type_attribute_p): Remove.
176 * ns32k/ns32k.c (ns32k_valid_decl_attribute_p): Remove.
177 (ns32k_valid_type_attribute_p): Make static.
178 * ns32k/ns32k.h (VALID_MACHINE_DECL_ATTRIBUTE,
179 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
180 * rs6000/rs6000-protos.h (rs6000_valid_decl_attribute_p,
181 rs6000_valid_type_attribute_p): Remove.
182 * rs6000/rs6000.c (rs6000_valid_decl_attribute_p): Remove.
183 (rs6000_valid_type_attribute_p): Make static.
184 * rs6000/rs6000.h (VALID_MACHINE_DECL_ATTRIBUTE,
185 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
186 * sh/sh-protos.h (sh_valid_machine_decl_attribute): Remove.
187 * sh/sh.c (sh_valid_machine_decl_attribute): Rename, make static.
188 * sh/sh.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
189 * v850/v850-protos.h (v850_valid_machine_decl_attribute): Remove.
190 * v850/v850.c (v850_valid_machine_decl_attribute): Rename, make static.
191 * v850/v850.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
193 2001-06-26 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
195 * glimits.h (USHRT_MAX): Use unsigned suffix if int can not hold
198 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
200 * diagnostic.h (struct diagnostic_context): Add new field.
201 (lang_diagnostic_starter, lang_diagnostic_finalizer): Remove
203 (global_dc): Declare.
204 * diagnostic.c (global_diagnostic_context): New variable.
205 (global_output_buffer): Remove.
207 (lang_diagnostic_starter, lang_diagnostic_finalizer): Remove
209 (initialize_diagnostics): Adjust initialization.
210 (set_diagnostic_context): Adjust setting.
212 2001-06-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
214 * config/mips/iris5.h (UNALIGNED_INT_ASM_OP,
215 UNALIGNED_SHORT_ASM_OP): Define.
216 * config/mips/iris6.h (UNALIGNED_INT_ASM_OP,
217 UNALIGNED_SHORT_ASM_OP): Undef.
219 Tue Jun 26 12:40:12 CEST 2001 Jan Hubicka <jh@suse.cz>
221 * i386.md (float_truncate splitter, and to mov splitters): Add
222 reload_completed; fix operand predicate.
224 * haifa-sched.c (sched_init): Do not split insns.
225 * toplev.c (rest_of_compilation): Call split_all_insns before
226 sched1 pass; simplify condition of post-reload splitter;
227 call split_all_insn before sched2 pass.
229 2001-06-26 Gabriel Dos Reis <gdr@codesourcery.com>
231 * diagnostic.h (diagnostic_prefixing_rule_t): New enum type.
232 (set_message_prefixing_rule): Adjust prototype.
233 * diagnostic.c (current_prefixing_rule): Adjust type.
235 2001-06-26 Neil Booth <neil@daikokuya.demon.co.uk>
237 * defaults.h: Default escape sequences to ASCII.
238 * config/i370/i370.h: Adjust for ASCII default.
239 * config/1750a/1750a.h: Remove escape sequence definitions.
240 * config/a29k/a29k.h: Similarly.
241 * config/alpha/alpha.h: Similarly.
242 * config/arc/arc.h: Similarly.
243 * config/arm/arm.h: Similarly.
244 * config/avr/avr.h: Similarly.
245 * config/c4x/c4x.h: Similarly.
246 * config/clipper/clipper.h: Similarly.
247 * config/convex/convex.h: Similarly.
248 * config/d30v/d30v.h: Similarly.
249 * config/dsp16xx/dsp16xx.h: Similarly.
250 * config/elxsi/elxsi.h: Similarly.
251 * config/fr30/fr30.h: Similarly.
252 * config/h8300/h8300.h: Similarly.
253 * config/i386/i386.h: Similarly.
254 * config/i860/i860.h: Similarly.
255 * config/i960/i960.h: Similarly.
256 * config/ia64/ia64.h: Similarly.
257 * config/m32r/m32r.h: Similarly.
258 * config/m68hc11/m68hc11.h: Similarly.
259 * config/m68k/m68k.h: Similarly.
260 * config/m88k/m88k.h: Similarly.
261 * config/mcore/mcore.h: Similarly.
262 * config/mips/mips.h: Similarly.
263 * config/mn10200/mn10200.h: Similarly.
264 * config/mn10300/mn10300.h: Similarly.
265 * config/ns32k/ns32k.h: Similarly.
266 * config/pa/pa.h: Similarly.
267 * config/pdp11/pdp11.h: Similarly.
268 * config/pj/pj.h: Similarly.
269 * config/romp/romp.h: Similarly.
270 * config/rs6000/rs6000.h: Similarly.
271 * config/sh/sh.h: Similarly.
272 * config/sparc/sparc.h: Similarly.
273 * config/v850/v850.h: Similarly.
274 * config/vax/vax.h: Similarly.
275 * config/we32k/we32k.h: Similarly.
276 * doc/tm.texi: Update documentation.
278 2001-06-26 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
280 * diagnostic.c (digit_buffer): Remove as global. Move to...
281 * diagnostic.h (struct output_buffer): ... here.
282 * diagnostic.c (output_formatted_integer): Adjust use of digit_buffer.
284 2001-06-25 Steve Ellcey <sje@cup.hp.com>
286 * config.gcc (ia64*-*-hpux*): Add ia64/hpux_longdouble.h to tm_file.
287 Define tmake_file to include ia64/t-hpux.
288 * real.c (INTEL_EXTENDED_IEEE_FORMAT): Test for value instead of
289 testing to see if it is defined.
290 * real.h (INTEL_EXTENDED_IEEE_FORMAT): Likewise. Default to 0 if
292 * config/ia64/hpux_longdouble.h: New.
293 * config/ia64/ia64.c (hfa_element_mode): Add comment about incorrect
294 handling of long doubles.
295 (ia64_function_arg, ia64_function_value): Add checks for TFmode
296 and INTEL_EXTENDED_IEEE_FORMAT.
297 * config/ia64/ia64.h (INTEL_EXTENDED_IEEE_FORMAT): Define to one.
298 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, LIBCALL_VALUE): Add checks for
299 TFmode and INTEL_EXTENDED_IEEE_FORMAT.
300 * config/ia64/ia64.md (all TFmode patterns): Test
301 INTEL_EXTENDED_IEEE_FORMAT in condition.
302 (floatdidf2, floatdisf2): New, for !INTEL_EXTENDED_IEEE_FORMAT.
303 * config/ia64/quadlib.c: New.
304 * config/ia64/t-hpux: New.
305 * config/i386/i386.h (INTEL_EXTENDED_IEEE_FORMAT): Define to one.
307 2001-06-25 Jim Wilson <wilson@redhat.com>
309 * config/i960/t-960bare (i960-c.o): Add missing header dependencies.
310 * config/i960/t-vxworks960: Likewise.
312 2001-06-25 Dale Johannesen <dalej@apple.com>
314 * bitmap.c (bitmap_last_bit_set): Fix a non-c89 usage (null actual
317 Mon Jun 25 11:10:51 CEST 2001 Jan Hubicka <jh@suse.cz>
319 * i386.md (movsi_insv_1, movsi_insv_1_rex64): Fix constraints.
321 2001-06-25 Joseph S. Myers <jsm28@cam.ac.uk>
323 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
324 doc/gcc.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
325 doc/md.texi, doc/rtl.texi, doc/tm.texi: Be more consistent about
326 the use of "GCC" and related terms.
327 * doc/gcc.1, doc/gcov.1: Regenerate.
329 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
331 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
332 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Remove
335 Sun Jun 24 21:21:49 CEST 2001 Jan Hubicka <jh@suse.cz>
337 * (movsi_insv_1, movsi_insv_1_rex64): Allow immediate operand.
339 2001-06-24 Richard Henderson <rth@redhat.com>
341 * builtins.c (expand_builtin_expect_jump): Disable if the
342 expression can't be re-evaluated.
344 2001-06-24 Nick Clifton <nickc@cambridge.redhat.com>
346 * config/arm/arm.c (arm_compute_save_reg_mask): For FIQ interrupt
347 handlers examine register r0-r7, for other interrupt handlers
348 examine r0-r12. If the interrupt handler is not a leaf function
349 save all call clobbered registers.
350 (arm_output_epilogue): If the prologue has pushed the IP register,
352 (Arm_expand_prologue): For interrupt functions that need the frame
353 pointer, push the IP register before it is corrupted.
355 * config/arm/arm.h (ARM_SIGN_EXTEND): Fix compile time warnings
356 about the use of signed and unsigned quantities in a conditional.
358 2001-06-23 Richard Henderson <rth@redhat.com>
360 * config/alpha/crtfastmath.c: New file.
361 * config/alpha/t-crtfm: New file.
362 * config/alpha/elf.h (ENDFILE_SPEC): Use crtfastmath.o.
363 * config/alpha/osf.h (ENDFILE_SPEC): Likewise.
364 * config/alpha/t-crtbe (EXTRA_PARTS): Add pieces defined here.
365 * config.gcc (alpha-{linux,freebsd,netbsd,osf}): Use alpha/t-crtfm;
366 do not set extra_parts here.
368 2001-06-24 Joseph S. Myers <jsm28@cam.ac.uk>
370 * doc/install-old.texi: Remove more documentation of configure
372 * doc/install.texi: Add it here.
374 Sat Jun 23 19:40:05 CEST 2001 Jan Hubicka <jh@suse.cz>
376 * i386-protos.h (emit_i387_cw_initialization): Declare.
377 * i386.md (movsi_insv_1): Remove '*'.
378 (fix_trunc?f?i2): Revamp to use control word parameters.
379 (fix_trunc?i_1): Likewise; update splitters.
380 (fix splitter): Remove.
381 * i386.c (MAX_386_STACK_LOCALS): set to 3.
382 (emit_i387_cw_initialization): New function.
383 (output_fix_trunc): Do not initialize control word;
384 kill dead code; simplify.
386 2001-06-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
388 * cppmacro.c (make_string_token): Avoid warning.
389 (cpp_macro_definition): Prepend the macro name. Update
391 * cppmain.c (cb_define, dump_macro): Update for changes
392 to cpp_macro_definition.
394 Sat Jun 23 10:20:03 CEST 2001 Jan Hubicka <jh@suse.cz>
396 * flow.c (attempt_auto_inc, try_pre_increment_1): Fix typo.
398 Sat Jun 23 01:23:59 CEST 2001 Jan Hubicka <jh@suse.cz>
400 * flow.c (mark_set_1, attempt_auto_inc, mark_used_reg,
401 try_pre_increment_1): compute REG_FREQ using bb->frequency.
403 * regclass.c (loop_cost): Kill.
404 (frequency): New global variable.
405 (record_operand_costs): Replace loop_cost by frequency.
406 (scan_one_insn): Likewise.
407 (regclass): Likewise; set frequency according to bb->frequency.
409 * flow.c (split_edge): Set frequency.
411 Sat Jun 23 01:16:42 CEST 2001 Jan Hubicka <jh@suse.cz>
413 * predict.c (block_info_def): Add nvisited.
414 (propagate_freq): Count nvisited; re-queue delayed blocks; handle
417 * flow.c (dump_edge_info): Dump the probability of edge.
418 (combine_predictions_for_insn): Dump the basic block.
420 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
422 * doc/gcc.texi: Update documentation of source files of C
425 2001-06-22 Richard Henderson <rth@redhat.com>
427 * doc/invoke.texi (-funsafe-math-optimizations): Document its
428 possible effects at link time.
430 2001-06-22 Diego Novillo <dnovillo@redhat.com>
432 * basic-block.h (dump_edge_info): Declare.
433 (clear_edges): Declare.
434 (mark_critical_edges): Declare.
435 * flow.c (dump_edge_info): Remove static declaration.
436 (clear_edges): Ditto.
437 (mark_critical_edges): Ditto.
438 (free_basic_block_vars): Only clear edges and free basic block
439 array if basic_block_info is not NULL.
440 * ssa.c (compute_dominance_frontiers): Remove static declaration.
441 * ssa.h (compute_dominance_frontiers): Declare.
443 2001-06-22 Toshiyasu Morita (toshiyasu.morita@hsa.hitachi.com)
445 * predict.c: (expected_value_to_br_prob): Check for const_true_rtx
446 instead of const1_rtx for true case.
448 2001-06-22 David Mosberger <davidm@hpl.hp.com>
450 * config/ia64/crtfastmath.c: New file.
451 * config/ia64/t-ia64 (EXTRA_PARTS): Include it.
452 * config/ia64/linux.h (ENDFILE_SPEC): New.
454 2001-06-22 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
456 * config/h8300/h8300.c (asm_file_start): Remove reference to
459 2001-06-22 Joseph S. Myers <jsm28@cam.ac.uk>
461 * c-common.c (verify_tree): Check for x being NULL.
462 * doc/c-tree.texi: Document COMPOUND_BODY of an empty
466 2001-06-22 DJ Delorie <dj@redhat.com>
468 * config/arm/arm.h (struct machine_function): Remove ra_rtx.
469 * config/arm/arm.c (arm_mark_machine_status): Remove ra_rtx.
470 (arm_return_addr): Use get_hard_reg_initial_val et al.
471 * config/d30v/d30v.h (struct machine_function): Remove ra_rtx.
472 * config/d30v/d30v.c (d30v_mark_machine_status): Remove ra_rtx.
473 (d30v_return_addr): Use get_hard_reg_initial_val et al.
474 * config/rs6000/rs6000.h (struct machine_function): Remove ra_rtx.
475 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
477 (rs6000_mark_machine_status): Remove.
478 (rs6000_return_addr): Use get_hard_reg_initial_val.
479 (rs6000_ra_ever_killed): Use has_hard_reg_initial_val.
480 * config/v850/v850.h (INIT_EXPANDERS): Delete.
481 * config/v850/v850.c (struct machine_function): Delete.
482 (v850_init_machine_status): Delete.
483 (v850_mark_machine_status): Delete.
484 (v850_free_machine_status): Delete.
485 (v850_return_addr): Use get_hard_reg_initial_val.
486 (v850_init_expanders): Delete.
488 Fri Jun 22 19:20:59 CEST 2001 Jan Hubicka <jh@suse.cz>
490 * predict.c (estimate_bb_frequencies): Do not handle conditional
491 jumps jumping to fallthru basic block as conditional jumps.
493 Fri Jun 22 19:11:28 CEST 2001 Jan Hubicka <jh@suse.cz>
495 * regs.h (struct reg_info_def): Add freq field.
496 (REG_N_REFS): Update comment.
498 * regclass.c (scan_one_insn): Update REG_FREQ.
499 * flow.c (mark_set_1): Update REG_FREQ, make REG_N_SETS unweighted.
500 (attempt_auto_inc): Likewise.
501 (mark_used_reg): Likewise.
502 (try_pre_increment_1): Likewise.
503 * local-alloc.c (struct qty): Add freq field.
504 (alloc_qty): Set freq.
505 (update_equiv_regs): Set REG_FREQ.
506 (QTY_CMP_PRI): Use freq.
507 (combine_regs): Update qty->freq.
508 * global.c (struct allocno): Update comment for n_refs;
510 (local_reg_freq): New array.
511 (global_alloc): Update freq field;
512 allocate and initialize local_reg_freq.
513 (allocno_compare): Use freq field.
514 (find_reg): Likewise.
515 * reload1.c (count_pseudo): Use freq isntead of n_refs.
516 (count_spilled_pseudo): Likewise.
518 * tm.texi (GCOV_TYPE_SIZE): Document.
519 * basic-block.h (gcov_type): Define.
520 (struct edge_def): Use gcov_type for count field.
521 (struct basic_block_def): Likewise.
522 * defaults.h (GCOV_TYPE_SIZE): Define.
523 * final.c (end_final): Use GCOV_TYPE_SIZE.
524 * flow.c (dump_edge_info, dump_flow_info, dump_bb): Print count fields
525 using HOST_WIDEST_INT_PRINT_DEC.
526 * gcov-io.h (__fetch_gcov_type, __store_gcov_type, __read_gcov_type,
527 __write_gcov_type): New.
528 (store_long): Remove.
529 * gcov.c (gcov_type): Set default.
530 (struct adj_list): Use gcov_type for arc_count.
531 (bb_info): Use gcov_type for succ_count, pred_count and exec_count.
532 (create_program_flow_graph): Read arc_count properly.
533 (solve_program_flow_graph): 'total' is gcov_type.
534 (output_data): Line_counts is gcov_type, print it properly.
535 * libgcc2.c (struct bb): Counts is gcov_type.
536 (__bb_exit_func): Use __read_gcov_type and __write_gcov_type.
537 * profile.c (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set default.
538 (GCOV_TYPE_SIZE): Define.
539 (struct bb_info): succ_count and pred_count is gcov_type.
540 (compute_branch_probabilities): Use __read_gcov_type,
541 print read edges to the dump file.
542 (total): Is gcov_type.
543 (gen_edge_profiler): Use GCOV_TYPE_SIZE.
545 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
547 * optabs.c (emit_libcall_block): When using non-call exceptions,
548 don't mark libcalls never throwing.
550 2001-06-21 Stan Shebs <shebs@apple.com>
552 * objc/objc-act.c (hash_init): Use xcalloc.
554 2001-06-21 Richard Henderson <rth@redhat.com>
556 * flow.c (entry_exit_blocks): Initialize frequency.
557 (split_block): Copy it.
558 (dump_flow_info): Dump it.
560 Thu Jun 21 22:15:10 2001 J"orn Rennecke <amylaar@redhat.com>
562 * sh.c (barrier_align): Also recognize branch-around-a-jump-sequence
563 from machine-depedent_reorg for purposes of alignment supression
564 when no delay slot insn has been added.
566 2001-06-21 Neil Booth <neil@cat.daikokuya.demon.co.uk>
568 * cppmacro.c (make_string_token): Null terminate.
570 2001-06-21 DJ Delorie <dj@redhat.com>
572 * config/alpha/alpha.h (struct machine_function): Remove.
573 * config/alpha/alpha.c (integrate.h): Include.
574 (override_options): Don't set up machine_status hooks.
575 (alpha_init_machine_status): Remove.
576 (alpha_mark_machine_status): Remove.
577 (alpha_free_machine_status): Remove.
578 (alpha_return_addr): Use get_hard_reg_initial_val.
579 (alpha_gp_save_rtx): Likewise.
580 (alpha_ra_ever_killed): Use has_hard_reg_initial_val.
582 2001-06-20 Aldy Hernandez <aldyh@redhat.com>
584 * config/sh/sh.md (interrupt_function): Use
585 current_function_interrupt.
586 (define_delay): Schedule in delay slot if TARGET_SH3, even if it is
587 an interrupt function.
589 * config/sh/sh.h (current_function_interrupt): Define extern.
591 * config/sh/sh.c (current_function_interrupt): New global.
592 (sh_expand_prologue): Set current_function_interrupt.
594 2001-06-21 Phil Edwards <pme@sources.redhat.com>
596 * doc/install.texi: Add 'c' to list of --enable-languages choices.
598 2001-06-21 DJ Delorie <dj@redhat.com>
600 * integrate.c (mark_hard_reg_initial_vals): Check for NULL.
602 * integrate.c (ggc.h): Include.
603 (initial_value_pair, initial_value_struct,
604 setup_initial_hard_reg_value_integration): Add prototypes.
605 (expand_inline_function): Call
606 setup_initial_hard_reg_value_integration.
607 (has_func_hard_reg_initial_val, get_func_hard_reg_initial_val,
608 get_hard_reg_initial_val, has_hard_reg_initial_val): New functions
609 to keep track of values present at the start of a function.
610 (mark_hard_reg_initial_vals): New, for gc.
611 (setup_initial_hard_reg_value_integration): New. Sets up pseudo
612 mappings for initial values.
613 (emit_initial_value_sets): New. Emits code to set initial value
615 * integrate.h: Add prototypes for new functions.
616 * function.h (struct function): Add hard_reg_initial_vals field.
617 * function.c (integrate.h): Include.
618 (mark_function_status): Call
619 mark_hard_reg_initial_vals.
620 * toplev.c (integrate.h): Include.
621 (rest_of_compilation): Call emit_initial_value_sets.
623 2001-06-21 Stan Shebs <shebs@apple.com>
625 * doc/contrib.texi, doc/cpp.texi, doc/cppinternals.texi,
626 doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/invoke.texi,
627 doc/objc.texi, doc/tm.texi: Use the correct name "Objective-C"
628 everywhere instead of "Objective C".
630 2001-06-21 Joseph S. Myers <jsm28@cam.ac.uk>
632 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
633 doc/gcc.texi, doc/install-old.texi, doc/install.texi,
634 doc/invoke.texi, doc/rtl.texi: Consistently use "front end" and
635 "back end" as nouns and "front-end" and "back-end" as adjectives.
637 Wed Jun 20 21:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
639 * predict.c (estimate_probability): Fix loop bounds.
641 Wed Jun 20 19:10:48 CEST 2001 Jan Hubicka <jh@suse.cz>
643 * toplev.c (rest_of_compilation): Run mark_constant_function
646 Wed Jun 20 19:08:18 CEST 2001 Jan Hubicka <jh@suse.cz>
648 * predict.c (estimate_loops_at_level, propagate_freq
649 estimate_bb_frequencies, count_to_freqs): New functions.
650 (estimate_probability): Call estimate_bb_frequencies.
651 * basic-block.h (basic_block_def): Add field "freq".
652 (BB_FREQ_MAX): New constant.
654 Wed Jun 20 17:02:50 2001 J"orn Rennecke <amylaar@redhat.com>
656 * sh.c (barrier_align): Don't ask for alignment when seeing a
657 branch-around-a-jump from machine_dependent_reorg.
659 Wed Jun 20 08:35:02 2001 Jeffrey A Law (law@cygnus.com)
661 * ssa.c (rename_block): Update parameter to remove_phi_alternative
662 (convert_from_ssa): Do create REG_DEAD and REG_UNUSED notes when
663 re-running life analysis.
665 2001-06-20 Stan Shebs <shebs@apple.com>
667 * objc/objc-act.c (hash_init): Assume xmalloc always succeeds,
668 also use memset to clear the hash tables.
669 (hash_enter): Assume xmalloc always succeeds.
670 (hash_add_attr): Ditto.
671 (continue_class): Ditto.
673 2001-06-20 Michael Meissner <meissner@redhat.com>
675 * builtins.c (predict.h): Include.
676 (expand_builtin_expect): Update comment.
677 (expand_builtin_expect_jump): New function to expand
678 __builtin_expect inside of a conditional jump expansion.
680 * expr.c (do_jump): Special case __builtin_expect (<test>, 0) and
681 __builtin_expect (<test>, 1).
683 * Makefile.in (builtins.o): Depend on $(PREDICT_H).
685 * rtl.h (expand_builtin_expect_jump): Add prototype.
687 2001-06-19 Geoffrey Keating <geoffk@redhat.com>
689 * doc/rtl.texi (Machine Modes): Correct description of
690 floating-point modes on machines with non-8-bit bytes.
692 2001-06-19 Bernd Schmidt <bernds@redhat.com>
694 * regmove.c (optimize_reg_copy_3): Do nothing if previous insn
695 carries a REG_EQUIV note. If it carries REG_EQUAL, delete the
698 Tue Jun 19 07:53:52 2001 Jeffrey A Law (law@cygnus.com)
700 * ssa.c (remove_phi_alternative): Remove declaration. No longer
701 static. Second argument is a pointer to a basic block structure,
702 not a basic block index.
703 (convert_to_ssa): Do not remove dead code.
704 (convert_from_ssa): Do not remove dead code to create death notes.
705 * ssa.h (remove_phi_alternative): Declare.
707 * flow.c (delete_unreachable_blocks): Fix patch error in
708 previous change (call to find_unreachable_blocks was lost).
710 * ssa.c (ssa_uses): Remove definition.
711 (apply_delayed_renames): Don't grow ssa_uses.
712 (rename_block): Remove comment related to ssa_uses.
713 (rename_registers): Do not initialize ssa_uses.
714 (convert_from_ssa): Do not free ssa_uses.
716 * ssa-dce.c: Renamed from dce.c.
717 * Makefile.in (OBJS): Replace dce.o with ssa-dce.o
718 (dependencies): Replace dce.c with ssa-dce.c and dce.o with
721 2001-06-19 Eric Christopher <echristo@redhat.com>
723 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode
724 and DFmode are UNITS_PER_WORD and 2*UNITS_PER_WORD. Use
725 GET_MODE_BITSIZE instead of GET_MODE_SIZE/UNITS_PER_WORD.
727 Tue Jun 19 01:52:27 2001 J"orn Rennecke <amylaar@redhat.com>
729 * sh.c (output_branch): Delete bogus code.
731 * sh.c (initial_elimination_offset):
732 Fix FROM == RETURN_ADDRESS_POINTER_REGNUM case.
734 Mon Jun 18 12:50:49 2001 Jeffrey A Law (law@cygnus.com)
736 * flow.c (find_unreachable_blocks): New function.
737 (delete_unreachable_blocks): Use find_unreachable_blocks.
738 * basic-block.h (find_unreachable_blocks): Declare.
740 * dce.c (eliminate_dead_code): Fix formatting glitch.
742 2001-06-18 Jason Merrill <jason_merrill@redhat.com>
744 * c-common.h (RETURN_NULLIFIED_P): New macro.
745 * c-semantics.c (genrtl_return_stmt): Check it.
747 * expr.c (clear_storage): Set TREE_NOTHROW on the decl for memset.
748 (emit_block_move): Likewise.
750 Mon Jun 18 17:27:24 CEST 2001 Jan Hubicka <jh@suse.cz>
752 * unroll.c: Include predict.h.
753 (unroll_loop): Drop prediction notes on preconditioning.
754 * predict.def (PRED_LOOP_PRECONDITIONG, PRED_LOOP_CONDITION):
755 New; add comments on the others.
756 * Makefile.in: (unroll.o): Add dependancy on predict.h.
757 * loop.c (strength_reduce): Fix branch prediction.
759 Mon Jun 18 17:26:56 CEST 2001 Jan Hubicka <jh@suse.cz>
761 * stmt.c (emit_case_nodes): Optimize test whether index is in given
764 Mon Jun 18 15:43:10 CEST 2001 Jan Hubicka <jh@suse.cz>
766 * predict.c (estimate_probability): Do not bail out early
767 when note is present.
768 (combine_predictions_for_insn): Fix note removal code.
770 2001-06-18 Ben Elliston <bje@redhat.com>
772 * except.c (resolve_fixup_regions): Initialise "cleanup".
774 2001-06-17 Neil Booth <neil@daikokuya.demon.co.uk>
776 * tm.texi: Document STDC_0_IN_SYSTEM_HEADERS.
778 Sat Jun 16 20:20:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
780 * expr.c (expand_expr, case ADDR_EXPR): If taking address of SAVE_EXPR,
781 use put_var_into_stack.
783 2001-06-16 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
785 * gccspec.c (lang_specific_driver): If compiling ObjC, add
786 -shared-libgcc when necessary.
787 * Makefile.in (gccspec.o): Compile with DRIVER_DEFINES.
789 2001-06-16 Daniel Berlin <dan@cgsoftware.com>
791 * bitmap.h: Add dump_bitmap, bitmap_zero, bitmap_union_of_diffs,
792 bitmap_a_or_b, bitmap_a_and_b, bitmap_first_set_bit,
793 bitmap_last_set_bit. All for compatibility with sbitmap's.
795 *bitmap.c (bitmap_zero): New function.
796 (bitmap_union_of_diffs): New function.
797 (bitmap_first_set_bit): New function.
798 (bitmap_last_set_bit): New function.
800 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
802 * cpp.texi, invoke.texi: Update.
803 * cpp.1, gcc.1: Regenerate.
805 Sat Jun 16 12:45:20 CEST 2001 Jan Hubicka <jh@suse.cz>
807 * i386.md (minsf): Fix splitter. (PR fortran/3191)
809 2001-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
811 * doc/cpp.texi: Update.
812 * doc/cpp.1: Regenerate.
814 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
816 * doc/install.texi: Use correct markup hints.
818 Fri Jun 15 18:05:22 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
820 * function.c (gen_mem_addressof): Handle case where DECL is SAVE_EXPR.
822 * explow.c (expr_size): If DECL and size specified, use it.
824 2001-06-15 Zack Weinberg <zackw@stanford.edu>
826 * doc/cpp.texi: Formatting corrections.
827 Correct buggy example of use of __GNUC__ etc.
828 Clarify $ in identifiers.
829 * doc/cpp.1: Regenerate.
831 Fri Jun 15 19:35:38 CEST 2001 Jan Hubicka <jh@suse.cz>
833 * optabs.c (expand_twoval_binop): Avoid undefined behaviour.
835 2001-06-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
837 * doc/install.texi (Specific, alpha*-*-*): Fixed Tru64 UNIX
839 (Specific, alpha-*-osf1): Renamed to alpha*-*-osf*.
840 Added Tru64 UNIX V5.1 bootstrap hints.
841 (Specific, alpha*-*-osf*): Removed old section, obsolete.
843 2001-06-15 Andreas Jaeger <aj@suse.de>
845 * doc/install.texi (Specific): Mention that glibc cannot be
846 compiled with GCC 3.0.
848 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
850 * combine.c (nonzero_bits): Don't optimize away division by
853 2001-06-15 Zack Weinberg <zackw@stanford.edu>
855 * doc/cpp.texi: Revised and brought up to date.
856 * doc/cpp.1: Regenerate.
858 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
860 * doc/install.texi: Update --enable-threads to match reality.
862 2001-06-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
864 * doc/install.texi: Update for C4x.
865 * README.C4X: Remove.
867 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
869 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
870 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
871 doc/objc.texi, doc/rtl.texi, doc/tm.texi: Fix spelling and typos.
872 Consistently use "built-in" and "bit-field". Minor logical markup
874 * doc/gcc.1: Regenerate.
876 2001-06-14 Richard Henderson <rth@redhat.com>
878 * config/mips/mips.md (exception_receiver): New.
880 2001-06-14 Daniel J. Berlin <dan@cgsoftware.com>
882 * doc/gcc.texi: Update passes documentation to be more in tune
885 Thu Jun 14 15:38:28 CEST 2001 Jan Hubicka <jh@suse.cz>
887 * i386.c (ix86_expand_prologue): Fix merging conflict.
889 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
891 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
892 doc/gcc.texi, doc/gcov.texi, doc/install-old.texi,
893 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Use more
894 logical markup. Use TeX quotes and dashes. Use @dots{} and
895 @minus{}. Avoid spaces inside @var. Update last modification
897 * doc/gcc.1, doc/gcov.1: Regenerate.
899 Thu Jun 14 12:44:15 CEST 2001 Jan Hubicka <jh@suse.cz>
901 * i386.c (x86_accumulate_outgoing_args, x86_prologue_using_move,
902 x86_epilogue_using_move): New global variables.
903 (override_options): Enable ACCUMULATE_OUTGOING_ARGS if preferred.
904 (ix86_emit_save_regs_using_mov): New static function.
905 (ix86_expand_prologue, ix86_expand_epilogue): Use moves if preferred.
906 * i386.h (MASK_MMX, MASK_SSE, MASK_SSE2, MASK_128BIT_LONG_DOUBLE,
907 MASK_MIX_SSE_I387): Renumber.
908 (MASK_NO_ACCUMULATE_OUTGOING_ARGS): New.
909 (x86_accumulate_outgoing_args, x86_prologue_using_move,
910 x86_epilogue_using_move): Declare.
911 (TARGET_PROLOGUE_USING_MOVE, TARGET_EPILOGUE_USING_MOVE): New.
913 2001-06-13 John David Anglin <dave@hiauly1.hia.nrc.ca>
915 * inclhack.def (hpux10_cpp_pow_inline): New hack.
917 2001-06-13 Richard Henderson <rth@redhat.com>
919 * ifcvt.c (dead_or_predicable): Fix return value last patch.
921 2001-06-13 Mark Mitchell <mark@codesourcery.com>
925 2001-06-13 Richard Henderson <rth@redhat.com>
927 * ifcvt.c (cond_exec_get_condition): Use reversed_comparison_code.
928 (cond_exec_process_if_block, dead_or_predicable): Likewise.
930 2001-06-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
932 * mips-tfile.c (copy_object): Always pass indexNil for symbol
935 2001-06-13 Kazu Hirata <kazu@hxi.com>
937 * config/h8300/h8300.h (OK_FOR_T): Remove.
938 (EXTRA_CONSTRAINT): Do not use OK_FOR_T.
939 * config/h8300/h8300.md: Remove alternatives involving inc and dec
940 in the helper patterns for addhi3 and addsi3.
942 2001-06-13 Phil Edwards <pme@sources.redhat.com>
944 * doc/contrib.texi: Link to libstdc++'s thanks.html for now.
946 2001-06-13 Zack Weinberg <zackw@stanford.edu>
948 * Makefile.in: Move _bb and __gcc_bcmp to LIB2FUNCS_ST.
949 * libgcc-std.ver: Take out __bb* and __gcc_bcmp.
951 * config/t-slibgcc-elf-ver, config/t-slibgcc-sld,
952 config/alpha/t-osf4, config/mips/t-iris6: Extract all
953 references to @shlib_map_file@, @shlib_objs@, or
954 @shlib_base_name@ to Makefile variables.
955 Bump soname version of libgcc to 1.
957 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
959 * doc/install.texi: Use more logical markup. Include @node
960 commands in the source when generating any non-HTML.
962 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
964 * README: Remove. Some of the contents moved to ../README.
966 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
968 * doc/install.texi (--enable-shared): List package names
971 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
973 * doc/install.texi (ix86-*-solaris*): Removed, outdated.
974 (*-*-solaris*): Document problem in /bin/sh that affects
975 configuring libraries.
976 (sparc-*-solaris*): Recommend GNU binutils 2.11.1 or vendor tools.
977 (*-sun-solaris2.8): Document linker problem that explains why
978 libjava is disabled by default.
980 2001-06-09 Mark Mitchell <mark@codesourcery.com>
983 * toplev.c (rest_of_compilation): Remove dead code before
986 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
989 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
990 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
991 * configure: Rebuilt.
993 2001-06-12 Jim Wilson <wilson@redhat.com>
995 * loop.c (strength_reduce): Move bl->all_reduced set before
996 check_ext_dependant_givs call.
997 (check_ext_dependant_givs): Clear bl->all_reduced when ignoring givs.
999 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
1001 * doc/extend.texi (Function Attributes): Document SH's sp_switch
1004 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
1006 * doc/invoke.texi: Use more logical markup. Use TeX quotes,
1009 2001-06-12 Richard Henderson <rth@redhat.com>
1011 * config/i386/i386.c (ix86_expand_prologue): Always use
1012 gen_pro_epilogue_adjust_stack; update arguments.
1013 (ix86_expand_epilogue): Likewise.
1014 (ix86_emit_epilogue_esp_adjustment): Remove.
1015 (ix86_adjust_cost): Remove pro_epilogue_adjust_stack hack.
1016 * config/i386/i386.md (pro_epilogue_adjust_stack): Use a BLKmode
1017 clobber of scratch memory instead of a modification of EBP as the
1018 barrier. Update all peepholes to match.
1020 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1022 * doc/gcc.texi: Change the font used for @def... commands to a
1024 * doc/extend.texi: Use more logical markup. Use "built-in"
1025 instead of "builtin". Use @deftypefn to mark up built-in
1026 functions; specify their types in the @deftypefn and not in the
1027 descriptive text. Use TeX quotes and dashes. Add more index
1030 2001-06-12 lars brinkhoff <lars@nocrew.org>
1032 * gcc.texi (HOST_BITS_PER_LONGLONG): Document.
1033 (DIR_SEPARATOR_2): Likewise.
1035 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1037 * doc/install.texi (--exec-prefix, --bindir, --libdir,
1038 --with-slibdir, --infodir, --mandir, --with-cpp-install-dir):
1040 (--enable-cpp): Change to document --disable-cpp instead; update
1041 to reflect current default.
1042 (--without-fast-fixincludes): Remove documentation.
1043 (Final install): Document installation directories in more
1044 detail. Document use of make dvi.
1046 Tue Jun 12 19:01:43 CEST 2001 Jan Hubicka <jh@suse.cz>
1048 * recog.c (validate_replace_rtx_1): Fix previous patch.
1050 Tue Jun 12 17:25:39 CEST 2001 Jan Hubicka <jh@suse.cz>
1052 * recog.c (validate_replace_rtx_1): Do plus_constant call always.
1054 Tue Jun 12 17:24:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1056 * simplify-rtx.c (simplify_subreg): Allow volatile memory
1057 to be subregged in case we don't have move instruction.
1059 Tue Jun 12 12:20:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1061 * loop.c: Include predict.h
1062 (strength_reduce): Drop branch prediction note in case
1063 number of iterations is known.
1064 * predict.def (PRED_LOOP_ITERATIONS): new.
1065 * Makefile.in (loop.o): Add dependancy on predict.h
1067 2001-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1069 * c-decl.c (grokdeclarator): Use INTEGRAL_TYPE_P.
1071 * c-typeck.c (c_start_case): Likewise.
1073 2001-06-12 Mark Mitchell <mark@codesourcery.com>
1075 * expr.c (store_field): Don't set MEM_ALIAS_SET for a field
1076 in a structure at a variable address.
1078 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
1080 * doc/gcov.texi: Use more logical markup.
1082 2001-06-11 Mark Mitchell <mark@codesourcery.com>
1084 * unroll.c (initial_reg_note_copy): Use PUT_REG_NOTE_KIND and
1085 REG_NOTE_KIND, not PUT_MODE and GET_MODE.
1086 (final_reg_note_copy): Remove REG_WAS_0 notes that are no longer
1089 2001-06-11 Stan Shebs <shebs@apple.com>
1091 * darwin.h (ASM_FILE_END): Remove decl of language_string.
1093 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1095 * config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
1096 as an early clobber to make sure it is not used by reload in
1097 one of the operands.
1099 2001-06-11 Mark Mitchell <mark@codesourcery.com>
1101 * doc/c-tree.texi: Update information about flag_honor_std.
1102 * doc/install.texi: Note that binutils is required on HPUX 11.
1103 * doc/invoke.texi (-fhonor-std): Note that -fno-honor-std is
1106 * config/mips/abi64.h (RETURN_IN_MEMORY): Fix handling of
1107 variable-sized types.
1109 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1111 * doc/md.texi: Use TeX dashes and quotes.
1113 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1115 * doc/rtl.texi: Reference manual chapter about trees.
1117 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1119 * config/mips/iris6.h (NO_BUILTIN_WINT_TYPE): Define.
1120 (WINT_TYPE): Override.
1121 (WINT_TYPE_SIZE): Likewise.
1122 (SUBTARGET_CPP_SIZE_SPEC): Define __WINT_TYPE__ as appropriate.
1124 * config/sparc/sol2.h (WINT_TYPE): Define.
1125 (WINT_TYPE_SIZE): Likewise.
1127 * config/sparc/sol2-sld-64.h (NO_BUILTIN_WINT_TYPE): Define.
1128 (WINT_TYPE): Override.
1129 (WINT_TYPE_SIZE): Likewise.
1130 (CPP_ARCH32_SPEC): Add __WINT_TYPE__ definition.
1131 (CPP_ARCH64_SPEC): Likewise.
1133 2001-06-11 Richard Henderson <rth@redhat.com>
1135 * unwind-dw2-fde.c (__deregister_frame_info): Don't play games
1136 with alias attribute.
1138 * config/linux.h (CPLUSPLUS_CPP_SPEC): Use %(cpp) not $(cpp_cpu).
1139 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): Likewise.
1141 2001-06-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1143 * config/rs6000/linux.h (CPLUSPLUS_CPP_SPEC): New.
1145 2001-06-11 Stan Shebs <shebs@apple.com>
1147 * darwin.c (darwin_encode_section_info): Rewrite to simplify
1148 and fix coding mistakes.
1150 2001-06-11 Nick Clifton <nickc@cambridge.redhat.com>
1152 * config/m32r/m32r.md (movstrsi_internal): Do not expect a
1153 return string from m32r_output_block_move.
1154 * config/m32r/m32r-protos.h: Make m32r_output_block_move a
1156 * config/m32r/m32r.h (INT32_P): Rename to UNIT32_P and remove
1158 (ROUND_ADVANCE): Remove signed/unsigned conflict.
1159 * config/m32r/m32r.c: Declare prototypes for static functions.
1160 (move_src_operand): Replace INT32_P with UINT32_P.
1161 (function_arg_partial_nregs): Fixed signed/unsigned conflict
1162 in initialisation of 'size'.
1163 (m32r_sched_reord): Remove redundant declarations of 'code'.
1164 (m32r_output_block_move): Change to a void function.
1165 (m32r_encode_section_info): Cast return of
1166 TREE_STRING_POINTER to avoid compile time warning.
1168 2001-06-11 Richard Henderson <rth@redhat.com>
1170 * config/alpha/osf5.h (TARGET_LD_BUGGY_LDGP): New.
1171 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Default.
1172 (struct machine_function): Add gp_save_rtx.
1173 * config/alpha/alpha.c (alpha_mark_machine_status): Mark it.
1174 (alpha_gp_save_rtx): New.
1175 * config/alpha/alpha-protos.h: Declare it.
1176 * config/alpha/alpha.md (exception_receiver): Make an expander.
1177 Use alpha_gp_save_rtx if TARGET_LD_BUGGY_LDGP.
1179 2001-06-11 Richard Henderson <rth@redhat.com>
1181 * config/alpha/osf.h (LINK_SPEC): Hide _GLOBAL_* symbols.
1183 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1185 * configure.in: Align --help messages.
1186 Remove trailing full stops.
1187 Consistently use lower case.
1188 Fix DWARF 2 spelling.
1189 * configure: Rebuilt.
1191 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1193 * config/alpha/alpha.h (CPP_SPEC): Don't define __LANGUAGE_C and
1194 variants for .cpp/.cp/.c++ files.
1195 Move definition of __LANGUAGE_C_PLUS_PLUS ...
1196 (CPLUSPLUS_CPP_SPEC): ... here.
1198 Mon Jun 11 15:47:45 CEST 2001 Jan Hubicka <jh@suse.cz>
1200 * jump.c (duplicate_loop_exit_test): Fix loop header heuristics.
1202 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1204 * c-decl.c (store_parm_decls): When comparing types in an
1205 old-style function declaration with those from a previous
1206 prototype, compare the unqualified versions of parameter types.
1209 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1211 * doc/objc.texi: Use more logical markup. Use TeX dashes.
1213 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1215 * doc/c-tree.texi: Use more logical markup.
1217 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1219 * c-decl.c (xref_tag): Don't return previous tags of wrong type.
1221 2001-06-11 Aldy Hernandez <aldyh@redhat.com>
1223 * loop.c (scan_loop): Do not combine asm statements.
1225 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1227 * simplify-rtx.c (simplify_subreg): Fix offset calculation
1228 for complex values within a CONCAT.
1230 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1232 * doc/install.texi: Update details of what components are included
1233 in the GCC distribution. Update default directory for g++
1234 includes. Update documentation relating to old libio. Adjust
1235 documentation on DejaGnu environment variables. Remove
1236 documentation of --enable-cpplib.
1238 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
1240 * doc/contrib.texi: Fix alphabetical order. Fix typos. Improve
1243 2001-06-10 Richard Henderson <rth@redhat.com>
1245 * ifcvt.c (life_data_ok): New.
1246 (merge_if_block): Use it to determine whether to update
1248 (if_convert): Set it.
1250 2001-06-10 Richard Henderson <rth@redhat.com>
1252 * config/alpha/osf5.h (ASM_OLDAS_SPEC): Add -c.
1254 2001-06-10 Alexandre Oliva <aoliva@redhat.com>
1256 * doc/invoke.texi (MN10300 Options): Document -mno-crt0.
1257 (SH Options): Document -mieee.
1258 * doc/install.texi (Final install): Remove obsolete information
1259 about installing cross compilers.
1260 * doc/gcc.1: Rebuilt.
1262 2001-06-10 Richard Henderson <rth@redhat.com>
1264 * config/alpha/alpha.c (override_options): Set align_loops,
1265 align_jumps, and align_functions.
1266 * config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
1267 (LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
1269 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1271 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode and DFmode
1272 are one and two words in size.
1274 2001-06-10 Richard Henderson <rth@redhat.com>
1276 * doc/invoke.texi (Optimization Options): Document -fpeephole2.
1277 (Code Generation Options): Document -fnon-call-exceptions.
1279 2001-06-10 Mark Kettenis <kettenis@gnu.org>
1281 * config/i386/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Undefine.
1283 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1285 * m68hc11.md (peepholes): Remove unused and wrong peepholes.
1287 2001-06-10 Mark Mitchell <mark@codesourcery.com>
1288 Gabriel Dos Reis <gdr@codesourcery.com>
1290 * Makefile.in (c-parse.o): Depend on diagnostic.h
1291 (dwarf2out.o): Likewise.
1293 * dwarf2out.c: #include diagnostic.h
1295 * toplev.h (warningcount, errorcount, sorrycount): Remove
1298 * toplev.c (warningcount, errorcount, sorrycount): Remove
1301 * diagnostic.h (struct output_buffer): Reorder fields.
1302 (diagnostic_kind_count): New macro.
1303 (errorcount, warningcount, sorrycount): Define as macros.
1304 (diagnostic_report_warnings_p): New macro.
1305 (output_state): Add diagnostic_count field.
1307 * diagnostic.c (warningcount, errorcount, inhibit_warnings):
1308 Remove tentative declaration.
1309 (count_error): Use diagnostic_report_warnings_p.
1311 * c-parse.in: #include diagnostic.h
1313 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1315 * config/m68hc11/m68hc11.md ("extendhisi2"): Fix constraints to
1316 prefer a memory for operand 1.
1317 ("*addsi3"): Fix constraints, the '!' was too strong.
1318 ("*addsi3_split"): Accept soft register and split accordingly.
1320 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1322 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
1323 Move definition in the RTX_CODE section.
1325 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1327 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
1328 address as relative to the argument pointer.
1330 Sun Jun 10 10:58:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1332 * predict.def (PRED_OPCODE): Place before call and error_return.
1334 Sun Jun 10 10:00:17 CEST 2001 Jan Hubicka <jh@suse.cz>
1336 * predict.def (PRED_CALL, PRED_ERROR_RETURN): New.
1337 * predict.c (estimate_probability): Calculate dominance
1338 information; improve detection of NORETURN heuristics;
1339 add call/error_return heuiristics; tweak comparison heuristics
1342 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1344 * doc/invoke.texi (C Dialect Options): Document -aux-info.
1345 (Debugging Options): Document -print-multi-directory and
1347 * doc/gcc.1: Rebuilt.
1349 * toplev.c (independent_decode_option): Require `=' between
1350 `-aux-info' and filename in the same argument.
1351 * gcc.c: Don't pass -aux-info=filename twice.
1353 2001-06-09 Mark Mitchell <mark@codesourcery.com>
1355 * expr.c (expand_expr, case ARRAY_REF): Do not replace
1356 an array element with the known initializing value if it has
1359 * toplev.c (rest_of_compilation): Remove dead code before
1362 2001-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
1364 * cppinit.c (print_help): Document -fpreprocessed.
1365 * invoke.texi: Similarly.
1367 Sun Jun 10 00:35:37 CEST 2001 Jan Hubicka <jh@suse.cz>
1369 * predict.def: New file.
1370 * predict.h: New file.
1371 * predict.c: Include predict.h.
1372 (predictor_info): New structure and array.
1373 (predict_edge, predict_insn): Rewrite; make global.
1374 (predict_edge_def, predict_insn_def): New global functions.
1375 (dump_prediction, combine_predictions_for_insns): New
1377 (estimate_probability): Change calls to predict_edge
1378 to predict_edge_def and calls to predict_insn to predict_insn_def;
1379 combine probabilities.
1380 (expected_value_to_br_prob): Behave as predictor.
1381 * rtl.h (REG_BR_PRED): Update coment.
1382 (invert_br_probabilities): New.
1383 * jump.c: Include predict.h
1384 (duplicate_loop_exit_test): Drop branch prediction notes.
1385 (invert_jump): Use invert_br_probabilities.
1386 * Makefile.in: Add dependancy on predict.h for jump and predict pass.
1387 * ifcvt.c (dead_or_predicable): Use invert_br_probabilities.
1388 * combine.c (distribute_notes): Handle BR_PRED.
1390 Sat Jun 9 23:29:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1392 * predict.c (predict_insn, predict_edge): New static functions.
1393 (estimate_probability): Revamp to use new functions;
1394 fix loop header heruistics; add loop exist heruistics
1396 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
1398 * config.gcc: Re-enable bi-arch sparc on Solaris 7 and above.
1400 2001-06-09 Peter Jakubek <pjak@snafu.de>
1402 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
1404 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1406 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
1407 for integer operations that don't update C bit.
1409 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
1411 * gthr-posix.h (__gthread_objc_init_thread_system): If
1412 pthread_key_create fails, it's not clear what the return value is.
1413 This obvious fix makes sure it always returns -1 if a problem
1416 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
1418 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
1419 more index entries. Use more logical markup where appropriate.
1420 Use TeX quotes and dashes.
1422 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
1424 * unwind-pe.h: Conditionally qualify references to abort with
1427 2001-06-09 Julian Foad <julian_foad@hotmail.com>
1429 * doc/invoke.texi: Remove superfluous text.
1431 2001-06-08 Richard Henderson <rth@redhat.com>
1433 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
1434 (LIB_SPEC): Mirror config/linux.h version.
1436 2001-06-08 Richard Henderson <rth@redhat.com>
1438 * except.c (get_exception_pointer, get_exception_filter): Take a
1439 struct function. Update all callers.
1440 * except.h (get_exception_pointer): Update declaration.
1441 * expr.c (expand_expr): Update get_exception_pointer call.
1442 * integrate.c (expand_inline_function): Remap the exception pointer
1443 from callee to caller.
1445 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1447 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
1448 accurately reflect its cv-qualification.
1449 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
1450 cv-qualifiers on function types.
1452 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1454 * basic-block.h: Improve comments.
1455 * except.c (expand_eh_region_end_allowed): Remove redundant call
1456 to do_pending_stack_adjust.
1457 * flow.c (life_analysis): Fix typo in comment.
1458 (calculate_global_regs_live): Add documentation.
1459 (mark_set_1): Likewise.
1460 (debug_regset): Likewise.
1461 * doc/rtl.texi (cond_exec): Document it.
1463 Fri Jun 8 21:52:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1465 * i386.h (CONST_COSTS): set cost of constants representable in
1466 immediate fields to 0.
1468 Fri Jun 8 21:34:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1470 * function.c (diddle_return_value): Kill code to determine
1471 return value before expand_function_end.
1472 (expand_function_end): Delay call to clobber_return_register
1473 after fucntion return value is computed.
1475 Re-install temporary reverted patch:
1476 * toplev.c (rest_of_compilation): Call split_all_insns
1477 before reg-stack and shorten-branches. Do shorten-branches
1479 * final.c (shorten_branches): Remove insn splitting code.
1481 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1483 * doc/gcc.texi, doc/invoke.texi: Add index of command line
1484 options. Use @opindex to index them rather than other indexing
1485 commands. Use @var{...} instead of <...>. Avoid spaces in names
1486 inside @var. Don't use @kindex to index escape sequences in
1489 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
1491 * stmt.c (current_nesting_level): New fn.
1492 * tree.h: Declare it.
1493 * c-semantics.c (genrtl_compound_stmt): Use it.
1495 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
1497 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1499 * jump.c (mark_modified_reg): Allow jump threading if condition
1500 codes are represented by a hard register.
1502 2001-06-08 Jakub Jelinek <jakub@redhat.com>
1504 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
1505 for complex floats passed to unprototyped functions.
1507 2001-06-08 Mark Mitchell <mark@codesourcery.com>
1509 * except.c (expand_eh_region_end_allowed): Call
1510 do_pending_stack_adjust as necessary.
1512 Fri Jun 8 14:16:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1514 * function.c (clobber_return_register): Clobber the pseudo return
1517 * sibcall.c (skip_unreturned_value): New function.
1518 (call_ends_block_p): Use it.
1520 * recog.c (split_insn): Break out from ...
1521 (split_all_insns): ... here; do not use basic block information
1524 Thu Jun 7 18:27:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1526 * simplify-rtx.c (simplify_subreg): Fix verification of
1529 2001-06-08 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1531 * config/mips/mips.h (CPP_SPEC): Simplify .s/.S handling.
1532 Don't define _LANGUAGE_C and variants for .cpp/.cp/.c++ files.
1533 Move definition of _LANGUAGE_C_PLUS_PLUS ...
1534 (CPLUSPLUS_CPP_SPEC): ... here.
1535 Fixes PRs c++/3047, target/441.
1537 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1539 * doc/install.texi2html (MAKEINFO): Keep value if set already.
1541 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1543 * doc/gcc.texi: Add trailing slash to URL.
1545 2001-06-07 Stan Shebs <shebs@apple.com>
1547 * config/darwin.h (ENCODE_SECTION_INFO): Define.
1548 (REDO_SECTION_INFO_P): Ditto.
1549 (STRIP_NAME_ENCODING): Ditto.
1550 (ASM_DECLARE_OBJECT_NAME): Use ENCODE_SECTION_INFO.
1551 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Ditto.
1552 (ASM_OUTPUT_LABELREF): Use STRIP_NAME_ENCODING.
1553 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Ditto.
1554 * config/darwin.c: No longer include c-tree.h.
1555 (machopic_classify_ident): Rewrite to use symbol encoding.
1556 (lookup_name_darwin): Remove.
1557 (machopic_non_lazy_ptr_name): Handle encoded symbols.
1558 (machopic_stub_name): Use STRIP_NAME_ENCODING.
1559 (machopic_validate_stub_or_non_lazy_ptr): Ditto.
1560 (machopic_finish): Ditto, remove test of decl.
1561 (update_non_lazy_ptrs): New function.
1562 (darwin_encode_section_info): New function.
1563 * config/darwin-protos.h: Declare it.
1564 * config/rs6000/rs6000.c (machopic_output_stub): Use
1565 STRIP_NAME_ENCODING.
1567 2001-06-07 Mark Mitchell <mark@codesourcery.com>
1569 * tree.h (DECL_SOURCE_FILE): Improve documentation.
1570 (DECL_SOURCE_LINE): Likewise.
1572 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
1574 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
1575 from config/elfos.h.
1577 2001-06-07 Phil Edwards <pme@sources.redhat.com>
1579 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
1580 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
1582 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1584 * doc/contrib.texi: Add copyright notice.
1586 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1588 * doc/md.texi: Use four digit years in copyright notice.
1590 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
1592 * config.gcc: For $target_alias of athlon-*, set
1593 target_cpu_default2=5.
1595 Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1597 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
1598 end of last block if last real insn is a JUMP_INSN.
1600 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1604 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1606 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
1607 pthread_t to objc_thread_t.
1608 (__gthread_objc_thread_id): Likewise.
1610 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1612 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
1613 (ASM_OLDAS_SPEC): Likewise.
1615 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
1616 (CPP_SUBTARGET_SPEC): Use it.
1617 (ASM_OLDAS_SPEC): Define.
1619 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
1621 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1623 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
1624 passed by reference.
1626 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1628 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
1629 Document use of N_(...), and show it in examples. Note that
1630 documentation should be added to invoke.texi. Avoid an overfull
1633 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1635 * toplev.c (rest_of_compilation): Revert previous patch.
1636 * final.c (shorten_branches): Likewise.
1638 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1640 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
1643 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
1645 * doc/install-old.texi: Remove more obsolete documentation.
1647 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
1649 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
1651 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
1653 * toplev.c (rest_of_compilation): Call split_all_insns
1654 before reg-stack and shorten-branches. Do shorten-branches
1656 * final.c (shorten_branches): Remove insn splitting code.
1658 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
1660 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
1661 * configure: Rebuilt.
1663 2001-06-07 Andreas Jaeger <aj@suse.de>
1665 * emit-rtl.c (operand_subword): Remove unused variable.
1667 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1669 * i386.md (floatdi?f): Avoid usinf of SSE instructions
1670 if TARGET_64BIT is false.
1671 (floatdi?f_i386_only): New insn.
1672 (floatdi?f_i386): Disable for !TARGET_64BIT.
1674 * (min?f, max?f splitters): Handle case where
1675 operands are cross-matched.
1677 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
1678 (MMX_REGISTER_NAMES): Kill.
1679 (PRINT_OPERAND): Fix comment.
1680 (PRINT_REG): Likewise.
1681 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
1682 (print_operand): Update comment; kill 'm'.
1684 * i386.c (x86_branch_hints): New global variable
1685 (print_operand): Support outputting of branch prediction hints.
1686 * i386.md (conditional jump patterns): Add branch prediction hints
1688 * i386.h (x86_branch_hints): Declare
1689 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
1690 (PRINT_OPERAND_FUNCT_VALID_P): New.
1691 * final.c (final_forward_branch_p): New function.
1693 2001-06-06 Richard Henderson <rth@redhat.com>
1695 * flow.c (mark_used_reg): Clean up looping over multiple hard
1696 registers. Do conditional life bits across multiple hard regs.
1698 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
1700 * reload1.c (reload): Revert Schmidt's change so all USEs are not
1701 deleted during reload.
1703 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1705 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
1706 functions here, instead of ...
1707 * c-decl.c (c_expand_body): ... here.
1709 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1711 * config.gcc, config/sparc/bsd.h: Do not directly include
1712 sparc/sparc.h. Instead do it via tm_file.
1714 2001-06-05 Richard Henderson <rth@redhat.com>
1716 * dwarf2.h (DW_EH_PE_aligned): New.
1717 * dwarf2asm.c (eh_data_format_name): Name it.
1718 (dw2_asm_output_encoded_addr_rtx): Align for it.
1719 * dwarf2out.c (output_call_frame_info): Handle it for personality
1720 routine and LSDA pointers.
1722 * unwind-pe.h (DW_EH_PE_aligned): New.
1723 (base_of_encoded_value): Handle it.
1724 (read_encoded_value_with_base): Likewise.
1725 * unwind-dw2-fde.c (base_from_object): Likewise.
1726 (get_cie_encoding): Likewise.
1728 * config/alpha/elf.h: Remove ecoff commentary.
1729 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1731 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1733 * config.gcc, config/i386/bsd386.h: Do not directly include
1734 i386/386bsd.h. Instead do it via tm_file.
1736 2001-06-05 David O'Brien <obrien@FreeBSD.org>
1738 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
1741 2001-06-05 Pascal Obry <obry@act-europe.fr>
1743 * configure.in: Quote $enable_win32_registry in case the value has
1747 2001-06-05 Mark Mitchell <mark@codesourcery.com>
1749 * print-rtl.c (xspaces): Remove.
1750 (print_rtx): Use printf field-width, rather than xpsaces, to
1752 * toplev.c (main): Disable sibling-call optimization if we are
1753 handling exceptions.
1755 2001-06-05 Bernd Schmidt <bernds@redhat.com>
1757 * reload1.c (reload): Delete all USEs generated during reload.
1759 2001-06-05 scott snyder <snyder@fnal.gov>
1761 * gccbug.in: Fix typo.
1763 2001-06-05 Andreas Jaeger <aj@suse.de>
1765 * builtins.def: Fix definition of __builtin_cosf, it uses float as
1766 parameter and return value.
1768 2001-06-04 Anthony Green <green@redhat.com>
1770 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
1771 machine. This is now done in sparc.h.
1773 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1775 Correct CVS resurrection of invoke.texi.
1776 * doc/invoke.texi: Document new tree dump flags.
1778 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1780 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
1781 for casting an aggregate to its own type. Fixes PR c/2735.
1783 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
1785 * doc/texinfo.tex: Update to version 2001-05-24.08.
1787 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
1789 * c-common.h (flag_dump_translation_unit): Remove.
1790 (enum tree_dump_index): Define.
1791 (TDF_ADDRESS, TDF_SLIM): New #defines.
1792 (dump_node_to_file): Remove.
1793 (dump_node): Make extern. Add flags.
1794 (dump_flag, dump_enabled_p, dump_begin, dump_end,
1795 dump_switch_p): Prototype.
1796 * c-common.c (flag_dump_translation_unit): Remove.
1797 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
1798 logic. Use dump_switch_p.
1799 * c-dump.h (struct dump_info): Add node and user fields.
1800 (dump_pointer): Declare.
1801 * c-dump.c (dump_node): Make extern. Add flags.
1802 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
1803 (dump_new_line, dump_maybe_newline): Use them.
1804 (dump_pointer): New function.
1805 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
1806 chain or function's body. Dump address, if TDF_ADDRESS set.
1807 (dump_flag): Define.
1808 (dump_node_to_file): Remove.
1809 (struct dump_file_info): New struct.
1810 (dump_files): New array.
1811 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
1812 * c-lang.c (finish_file): Adjust dumping.
1813 * toplev.h (dump_base_name): Make extern.
1814 * invoke.texi: Document new flags.
1816 2001-06-04 Mark Mitchell <mark@codesourcery.com>
1818 * c-tree.h (lang_decl): Add pending_sizes fields.
1819 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
1821 (c_expand_body): Expand them.
1822 (lang_mark_tree): Mark lang_decl:pending_sizes.
1823 * function.c (expand_pending_sizes): New function, broken out
1825 (expand_function_start): ... here.
1826 * tree.h (expand_pending_sizes): Declare it.
1828 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
1830 * doc/install.texi: Update FreeBSD information. Generalize
1831 and update information for alpha-based platforms using ELF.
1833 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
1835 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
1836 (store_parm_decls): Likewise.
1837 * c-typeck.c (convert_arguments): Likewise.
1839 2001-06-04 Richard Henderson <rth@redhat.com>
1841 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
1842 optimization if current_function_calls_setjmp.
1844 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
1846 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
1849 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1851 * simplify-rtx.c (simplify_subreg): Fix combining of
1852 paradoxical subregs.
1854 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1856 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
1857 (no_labels_between_p): Short circuit case beg==end.
1859 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1861 * rtlanal.c (operand_preference): Fix preference for objects.
1863 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1865 * gcse.c (handle_avail_expr): Be prepared to handle single_set
1868 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1870 * combine.c (if_then_else_cond): Use simplify_subreg instead
1872 * integreate.c (sub_constants): Likewise.
1874 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1876 * emit-rtl.c (constant_subword): Deprecate; remove most of code
1877 and use simplify_gen_subreg.
1879 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
1881 * sibcall.c (skip_copy_to_return_value): recognize the situation
1882 when the called function's return value is copied into an
1883 intermediate pseudo, and then into the calling functions return
1886 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1888 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
1889 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
1890 in case register wasn't OK previously, accept it now; allow
1891 subregs of frame pointer if reload completed and frame pointer
1894 * combine.c (sombine_simplify_rtx): Fix comment;
1895 use subreg_lowpart_offset instead of subreg_lowpart_p
1896 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
1897 * rtl.h (subreg_lowpart_parts_p): Kill.
1898 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
1899 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
1900 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
1901 (gen_lowpart_common): Likewise.
1902 (subreg_lowpart_p): Likewise.
1903 (subreg_lowpart_parts_p): Kill.
1904 (subreg_lowpart_offset, subreg_highpart_offset): New function.
1906 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
1907 to simplify SUBREG and REG.
1908 (gen_highpart): Use simplify_gen_subreg for all simplifications.
1910 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
1913 * rtlanal.c (replace_regs): Use simplify_gen_subreg
1915 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1917 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
1918 (ARRAY_RANGE_REF): Added description.
1920 * tree.def (ARRAY_RANGE_REF): New code.
1921 * alias.c (handled_component_p, can_address_p): Handle it.
1922 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
1923 * explow.c (set_mem_attributes): Likewise.
1924 * expr.c (expand_assignment, get_inner_reference): Likewise.
1925 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
1926 * fold-const.c (operand_equal_p): Likewise.
1927 * tree.c (staticp, stabilize_reference): Likewise.
1928 * varasm.c (decode_addr_const): Likewise.
1930 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1932 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
1933 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
1935 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
1937 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
1938 mark_constant_pool_use before output_addr_const.
1939 (struct pool_node): New field wend.
1940 (add_constant): Note a sequence of constants that are referenced
1942 (pool_window_label, pool_window_last): New variables.
1943 (dump_table): Emit a unspec_volatile representing the end of a
1944 sequence of constants.
1945 (mark_constant_pool_use): New function.
1946 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
1947 (consttable_2): Add the second operand which flags whether
1948 this consttable entry was used or not.
1949 (consttable_4, consttable_8, consttable_sf, consttable_df):
1951 (consttable_window_end): New insn.
1953 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1955 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
1956 Reformat according to coding standards.
1959 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
1960 (shl_and_kind): Cast wide constant.
1961 (gen_far_branch): Define as static, as in declaration.
1962 (barrier_align): Compute cache-line length as unsigned. Add
1963 parentheses in initial credit computation.
1964 (rounded_frame_size): Add parentheses.
1965 (permanent_obstack): Remove declaration. Include ggc.h for
1966 declaration of ggc_add_root_rtx().
1967 (get_free_reg): Removed declaration of unused variable reg.
1968 (legitimize_pic_address): Mark mode argument as unused.
1970 2001-06-03 Igor Shevlyakov <igor@windriver.com>
1972 * config/sh/sh.c (output_branch): Support for insn with lenght
1973 attr 12 & 16 which represents cond branches outside +-4096 range.
1975 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1977 * config/sh/lib1funcs.asm (ic_invalidate): Align the
1978 cache-mirroring sequence. Add nops.
1980 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
1982 * doc/install-old.texi: Remove more old installation
1984 * doc/install.texi: Add relevant parts here.
1986 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1988 * doc/install.texi2html: New script.
1990 2001-06-03 David Edelsohn <edelsohn@gnu.org>
1992 * doc/install.texi: Update AIX information again.
1994 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1996 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
1997 installation documentation.
1998 * doc/install.texi: Move it to here.
2000 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2002 * doc/install.texi: Clean up Texinfo markup.
2004 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2006 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
2007 to just after title page.
2009 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
2011 * doc/install-old.texi: Remove documentation of some configuration
2013 * doc/install.texi: Add relevant parts of this documentation here.
2015 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2017 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
2018 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
2020 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
2022 * i386.md (all uses of ext_register_operand): Make sure they are
2023 VOIDmode; replace all uses outside zero_extend.
2024 (and?i splitters): Use ext_register_operands.
2025 (test?i peep2): Remove ignored constraints.
2026 * i386.c (ext_register_operand): Check that operand is
2027 eighter pseudo or hard or 'Q' register.
2029 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2031 * tree.h (struct record_layout_info_s): New field unpadded_align.
2032 (set_lang_adjust_rli): New declaration.
2033 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
2034 it would have if not packed, do not downgrade DECL_ALIGN.
2035 (lang_adjust_rli, set_lang_adjust_rli): New.
2036 (start_record_layout): Initialize new field unpadded_align.
2037 (debug_rli): Display it.
2038 (place_union_field, place_field): Set it.
2039 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
2041 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
2042 mean that; use proper names instead.
2043 Print DECL_NO_STATIC_CHAIN.
2045 * except.c (expand_builtin_frob_return_addr): Add missing call
2046 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
2047 (expand_builtin_eh_return): Likewise.
2048 (expand_eh_return): Clean up ptr_mode != Pmode cases.
2050 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
2052 * doc/invoke.texi: Remove references to papers about sequence points
2053 to readings.html, refer to that page.
2055 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2057 * README: Update references to installation instructions.
2059 2001-06-01 Laurent Guerby <guerby@acm.org>
2060 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2062 * doc/install.texi: Define srcdir when sources come from CVS.
2063 Significantly improve markup. Wrap overly long lines
2065 2001-06-01 DJ Delorie <dj@redhat.com>
2067 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
2068 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
2069 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
2070 gcov.1: Move to doc subdirectory.
2071 * install.texi: Move to doc/install-old.texi.
2072 * gcc.texi: Move to doc, refer to install-old.texi.
2073 * Makefile.in: Reflect move of docs to doc/.
2074 * f/Make-lang.in: Ditto.
2075 * java/Make-lang.in: Ditto.
2076 * doc/.cvsignore: New.
2078 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
2080 * invoke.texi: use two spaces between command options, eliminate
2081 some 'overfull hboxes'
2083 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
2085 * Makefile.in (s-mlib): Make backtick-commands always succeed.
2086 (DRIVER_DEFINES): Ditto.
2088 2001-05-31 Richard Henderson <rth@redhat.com>
2090 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
2091 also link against libgcc.a.
2093 2001-05-31 Geoff Keating <geoffk@cygnus.com>
2095 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
2096 * config/mips/mips.c (mips_output_ascii): New function.
2097 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
2099 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
2101 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
2103 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
2104 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
2106 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
2108 * install.texi (Configuration): Add html links for --with-gnu-as &
2109 --with-gnu-ld and refer to them from hppa & SCO triplets.
2110 (Specific): Link back to with-gnu-ld for all ELF platfoms.
2111 (Specific): Reword AVR binutils recommendation.
2113 2001-05-30 Zack Weinberg <zackw@stanford.edu>
2115 * ggc-page.c (size_lookup): Increase minimum allocation size
2117 (ggc_print_statistics): Report size of each bin in bytes, not
2118 as its order; there is no longer a direct relationship.
2120 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
2122 * extend.texi: Fix formating of examples, eliminate some
2124 * gcc.texi: Eliminate some 'overfull hboxes'.
2125 * invoke.texi: Use two spaces between command options, eliminate
2126 some 'overfull hboxes'.
2128 2001-05-30 Richard Henderson <rth@redhat.com>
2130 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
2132 2001-05-30 Tom Tromey <tromey@redhat.com>
2134 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
2135 use it in the new association.
2137 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
2138 John David Anglin <dave@hiauly1.hia.nrc.ca>
2140 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
2141 to target type to allow ISO C++ compiler to accept it.
2142 * gthr-dce.h (__gthread_active_ptr): Likewise.
2143 * gthr-solaris.h (__gthread_active_ptr): Likewise.
2145 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
2147 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
2148 so that we do accept comments in preprocessed input.
2150 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
2152 * cpphash.c (alloc_node): Cast allocated pointer.
2154 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
2156 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
2158 2001-05-29 Stan Shebs <shebs@apple.com>
2160 * gcc.texi: Add links for information about Objective-C.
2162 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
2164 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
2165 /bin/sed fails on [^\"]).
2166 (configargs.h): Likewise.
2168 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2170 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
2172 2001-05-28 Stan Shebs <shebs@apple.com>
2174 * objc/objc.gperf: Remove, no longer used.
2176 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
2178 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
2179 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
2180 Remove trailing whitespace.
2182 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2184 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
2185 became http://freeware.sgi.com/.
2187 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
2189 * local-alloc.c (update_equiv_regs): Don't eliminate constant
2192 2001-05-27 Stan Shebs <shebs@apple.com>
2194 * objc/objc-act.c: Add/fix various comments.
2195 (init_selector): Remove, no longer used.
2196 (build_msg_pool_reference): Ditto.
2197 (objc_debug): Ditto.
2199 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2201 * c-decl.c (init_decl_processing):
2202 Don't call start_identifier_warnings.
2203 * flags.h (warn_id_clash, id_clash_len): Remove.
2204 * stringpool.c: Don't include flags.h.
2205 (scan_for_clashes, do_identifier_warnings,
2206 start_identifier_warnings): Remove.
2207 * toplev.c (warn_id_clash, id_clash_len): Remove.
2208 (display_help): Don't document -Wid-clash.
2209 (decode_W_option): Print warning on -Wid-clash.
2210 * tree.h (start_identifier_warnings): Remove.
2211 * invoke.texi: Remove documentation of -Wid-clash.
2213 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2215 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
2217 2001-05-27 Bruce Korb <bkorb@gnu.org>
2219 * fixinc/check.tpl(HACK) add and use a Scheme variable
2220 (has no test text): error out if no "test_text" is defined
2221 * fixinc/fixincl.tpl: likewise
2222 (FIXIDX): make it an enumeration so we minimize diffs
2223 * fixinc/inclhack.def: re-alphabetize and add sort instructions
2224 * fixinc/fixincl.x: regenerate
2225 * fixinc/tests/base/stdio.h: test output got moved due to
2227 * README-fixinc: rewrite (mostly)
2229 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2231 * cpplib.c (run_directive): Set pfile->directive.
2233 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
2235 * c-tree.texi: Reformat the manual as a single chapter now
2236 included by gcc.texi.
2237 * gcc.texi: Include c-tree.texi. Merge all indexes.
2238 * Makefile.in (dvi): Add generation for the cppinternals
2239 documentation. Added dependencies on fdl.texi and c-tree.texi
2240 where appropriate. Use TEXI2DVI instead of custom tex calls.
2241 (info): Added dependencies on fdl.texi and c-tree.texi where
2242 appropriate. Remove the target c-tree.info.
2244 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
2246 * combine.c (try_combine): Fix typo in comment.
2247 * expr.c (expand_expr): Likewise.
2248 * config/i370/i370.md (untyped_call): Likewise.
2250 2001-05-26 Bruce Korb <bkorb@gnu.org>
2252 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
2253 when fixincl is operating in test mode
2254 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
2255 (AAB_ultrix_limits): remove redundant text
2256 (AAB_ultrix_memory): ditto
2257 (AAB_ultrix_string): ditto
2258 (djgpp_wchar_h): fix the test text
2259 (irix_stdio_va_list): add test text
2260 (irix_limits_const): add a testing output file (limits.h is overwritten)
2261 (strict_ansi_not_ctd): put limits.h second in list for same reason
2262 (solaris27_mutex_init): test text needed selection text, too
2264 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
2265 when fixincl is operating in test mode
2267 2001-05-26 Philip Blundell <philb@gnu.org>
2269 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
2270 * config/i960/i960-protos.h: Likewise.
2271 * config/i370/i370-protos.h: Likewise.
2272 * config/h8300/h8300-protos.h: Likewise,
2273 * config/sh/sh-protos.h: Likewise.
2274 * config/v850/v850-protos.h: Likewise.
2276 2001-05-26 Philip Blundell <philb@gnu.org>
2278 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
2280 2001-05-25 Zack Weinberg <zackw@stanford.edu>
2282 * toplev.c (debug_args, f_options, W_options): Mark
2283 descriptions for translation.
2284 (display_help): Translate descriptions on output.
2286 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
2287 objc/lang-options.h: Mark descriptions for translation.
2289 * aclocal.m4: Quote final argument of patsubst. Use
2290 3-argument form of AC_DEFINE. Restore quotes to [] while
2292 * configure.in: Remove unnecessary changequote calls.
2293 * configure, config.in: Regenerate.
2295 2001-05-25 Sam TH <sam@uchicago.edu>
2297 * basic-block.h: Fix header include guards.
2298 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
2299 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
2300 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
2301 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
2302 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
2303 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
2304 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
2305 varray.h version.h: Likewise.
2306 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
2307 config/arm/arm.h config/c4x/c4x-protos.h
2308 config/h8300/h8300-protos.h config/h8300/h8300.h
2309 config/i370/i370-protos.h config/i370/i370.h
2310 config/i960/i960-protos.h config/mcore/mcore.h
2311 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
2312 config/v850/v850-protos.h config/v850/v850.h: Likewise.
2313 * fixinc/fixlib.h fixinc/server.h: Likewise.
2315 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
2317 * config/arc/initfini.c (.init): Fix typo.
2319 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
2321 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
2323 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2325 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
2327 2001-05-25 Richard Henderson <rth@redhat.com>
2329 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
2331 2001-05-25 Richard Henderson <rth@redhat.com>
2333 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
2334 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
2335 (sparc*-*-solaris2): Likewise.
2336 * config/t-linux: Remove shared libgcc macros.
2337 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
2338 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
2340 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
2342 * config.gcc (*-*-freebsd*): Report bad configuration.
2344 2001-05-25 David Edelsohn <edelsohn@gnu.org>
2346 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
2348 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
2350 (ASM_OUTPUT_LABELREF): Delete.
2352 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2354 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
2355 strict_ansi_only): Don't run if stdc_0_in_system_headers.
2356 * fixinc/fixincl.x: Regenerate.
2357 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
2358 (FIX_TEST_TABLE): Declare it.
2359 * fixinc/fixlib.h: Include config.h.
2361 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2363 * fixinc/inclhack.def (alpha___assert): Change char * args to
2364 const char * on Tru64 UNIX to avoid excessive warnings from
2366 * fixinc/fixincl.x: Regenerate.
2368 2001-05-25 Geoff Keating <geoffk@redhat.com>
2370 * dbxout.c (dbxout_symbol): Invert previous patch, which was
2371 outputting a tag only for variable-size records.
2373 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
2375 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
2376 instead of rtx_equal_p for early clobber test.
2378 2001-05-26 Mark Mitchell <mark@codesourcery.com>
2380 * builtins.def: Encode additional information, such as names and
2382 * builtin-types.def: New file.
2383 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
2384 (built_in_decls): Likewise. Don't explicitly initialize global
2386 (expand_builtin_mathfn): Handle float and long double variants of
2388 (expand_builtin): Likewise.
2389 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
2390 (expand_tree_builtin): Handle long, long long, float, and long
2391 double variants of math functions.
2392 * c-common.h (c_tree_index): Remove some unused nodes.
2393 (void_ftype): Remove.
2394 (void_type_ptr): Likewise.
2395 (int_ftype_int): Likewise.
2396 (ptr_ftype_sizetype): Likewise.
2397 * c-decl.c (init_decl_processing): Remove creation of DWARF
2399 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
2400 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
2401 * Makefile.in (c-common.o): Depend on builtin-types.def.
2403 2001-05-25 Dale Johannesen <dalej@apple.com>
2405 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
2407 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
2409 * c-parse.in (notype_initdcl): Remove redundant line.
2411 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2413 * aclocal.m4: Fixed typo.
2414 (gcc_AC_HEADER_STDBOOL): Define.
2415 (gcc_AC_C__BOOL): Define.
2416 * configure.in: Use them.
2417 (AC_CHECK_HEADERS): Remove stdbool.h
2418 * configure, config.in: Regenerate.
2420 2001-05-25 Richard Henderson <rth@redhat.com>
2422 * function.c (expand_function_start): Don't abort on PARALLEL
2423 returns from hard_function_value.
2425 2001-05-25 Richard Henderson <rth@redhat.com>
2427 * config/i386/i386.md: Revert previous change. Do not apply
2428 the peephole if the components do not die after the sequence.
2430 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
2432 * c-parse.in (array_declarator): New. Handle C99 constructs.
2433 Don't restrict [*] declarators to C only.
2434 (after_type_declarator, parm_declarator_starttypename,
2435 parm_declarator_nostarttypename, notype_declarator,
2436 direct_absdcl1): Use it.
2437 * c-decl.c (build_array_declarator, set_array_declarator_type):
2438 New functions. Warn that [*] isn't properly implemented; pedwarn
2439 for [*] outside C99 mode if pedantic rather than giving a hard
2441 (grokdeclarator): Handle static and type qualifiers in parameter
2443 * c-tree.h (build_array_declarator, set_array_declarator_type):
2445 * extend.texi (Attribute Syntax): Document attributes in parameter
2448 2001-05-25 Mark Mitchell <mark@codesourcery.com>
2450 * config/i386/i386.md: Make sure cmpstr peepholes do not
2451 affect liveness information.
2453 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2455 * c-typeck.c (digest_init): Issue error messages about
2456 invalid constants, not warnings.
2458 2001-05-24 Mark Mitchell <mark@codesourcery.com>
2460 * invoke.texi (-fno-builtin): Document that this is always on
2463 2001-05-24 Philip Blundell <philb@gnu.org>
2465 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
2468 2001-05-24 Philip Blundell <philb@gnu.org>
2470 * config/arm/arm.c (output_return_instruction): Correctly handle
2471 interworking and interrupt functions.
2473 2001-05-24 Philip Blundell <philb@gnu.org>
2475 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
2476 -m{no-}sched-prolog. Fix typos and improve formatting.
2478 2001-05-24 Philip Blundell <philb@gnu.org>
2480 * invoke.texi (ARM Options): Improve wording slightly. Add
2481 documentation for more options, including those for Thumb mode.
2482 Don't mention options that don't exist or are unimplemented.
2483 (Thumb Options): Delete; merged into above section.
2485 2001-05-24 Geoff Keating <geoffk@redhat.com>
2487 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
2488 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
2490 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2492 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
2493 fix hard register simplification.
2495 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2497 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
2498 of just copying CPP_CPU_SPEC.
2500 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
2502 * i386.c (incdec_operand): Accept only 1 and -1.
2504 2001-05-23 Kelley Cook <kelley.cook@home.com>
2506 * Makefile.in: Move many of the *_H definitions eariler in the
2507 file, so that rules in t-* files that use them for
2508 dependencies will work in a parallel build.
2509 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
2511 2001-05-23 Richard Henderson <rth@redhat.com>
2513 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
2515 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2517 * cpp.texi: Update for handling of charconsts.
2518 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
2519 diagnostics. Skip to the end if the UCS is too short.
2520 (cpp_interpret_charconst): Long charconsts issue a warning
2523 2001-05-23 Richard Henderson <rth@redhat.com>
2525 * doc/install.texi (alpha-linux): Require binutils 2.11.
2527 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
2529 * c-lex.c (read_escape, read_ucs): Delete.
2530 (lex_string): Use cpp_parse_escape.
2531 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
2532 if not C++ or not C99. Warn if traditional.
2533 (parse_escape): Rename cpp_parse_escape. Make the bitmask
2534 unsigned. Warn for out-of-range escape sequences here.
2535 Update to use maybe_read_ucs.
2536 (cpp_interpret_charconst): Don't warn here.
2537 * cpplib.h (cpp_parse_escape): New exported function.
2539 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
2541 * extend.texi (Attribute Syntax): Clarify application of
2542 attributes to parameters declared as functions or arrays.
2544 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
2546 * dbxout.c (dbxout_type_methods): Do still group methods by name.
2548 2001-05-23 Zack Weinberg <zackw@stanford.edu>
2550 * diagnostic.c (vnotice): Kill.
2551 (fnotice): Call vfprintf directly.
2552 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
2553 verbatim, set_diagnostic_context): Rename string argument to
2554 indicate that it is run through gettext.
2555 (vbuild_message_string, build_message_string, output_do_printf):
2556 Rename string argument to indicate that it is NOT run through
2558 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
2559 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
2560 Run msgid argument through gettext.
2561 (default_print_error_function): Run constant strings through
2562 gettext when nothing else will.
2563 (fatal_error, internal_error, error_recursion): Use fnotice.
2564 Present complete sentences to gettext.
2566 2001-05-23 Mark Mitchell <mark@codesourcery.com>
2568 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
2570 2001-05-23 Richard Henderson <rth@redhat.com>
2572 * function.c (expand_function_start): Always use a pseudo
2573 for the function result value.
2575 2001-05-22 Richard Henderson <rth@redhat.com>
2577 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
2578 section pointer alignment.
2580 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
2582 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
2583 of __USER_LABEL_PREFIX__.
2585 2001-05-22 Richard Henderson <rth@redhat.com>
2587 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
2588 (__deregister_frame_info_bases): New.
2589 * unwind-dw2-fde.h: Declare it.
2590 * libgcc-std.ver: Export it.
2591 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
2592 called __register_frame_info_bases.
2594 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2596 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
2597 instead of #elif (which is OK for this case but not in general).
2599 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
2601 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
2602 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
2603 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
2604 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
2605 "r2" to the assembly file. Only issue allocs with non-zero parameters.
2607 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2608 David O'Brien <obrien@freebsd.org>
2610 * config/freebsd.h (LIB_SPEC): Key the exact setting to
2611 configure-time options and target version of FreeBSD. Set-up
2612 to match architectural change in threading support. Correctly
2613 report when -pthread option is not supported by configure-time
2615 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
2616 and extend to encode target version number in run-time setting
2617 of __FreeBSD__ macro to match the system compiler.
2618 (CPP_PREDEFINES): Likewise.
2619 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
2621 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
2622 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
2624 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2625 David O'Brien <obrien@freebsd.org>
2627 * config.gcc (the unlabeled system switch statement): Add
2628 generic configuration section to handle *-*-freebsd*. Also,
2629 to match the system compiler, default to threading support (it
2630 may be disabled with the standard --disable-threads
2631 configuration-time switch).
2632 (i[34567]86-*-freebsd* in machine-specific section): Use it.
2633 (alpha*-*-freebsd* in machine-specific section): Likewise.
2635 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
2636 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
2637 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
2638 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
2639 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
2641 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
2642 David O'Brien <obrien@freebsd.org>
2644 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
2645 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
2646 -pthread instead setting macro.
2648 2001-05-22 Richard Henderson <rth@redhat.com>
2650 * crtstuff.c (__register_frame_info_bases): Declare.
2651 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
2652 (__do_global_dtors_aux, __do_global_dtors): Streamline.
2654 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2655 (CRT_GET_RFIB_DATA): New.
2656 * config/i386/sysv4.h: Likewise.
2657 * config/i386/sco5.h: Likewise.
2658 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2660 2001-05-22 Richard Henderson <rth@redhat.com>
2662 * rtl.c (read_string): Break out from ...
2663 (read_rtx): ... here.
2665 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2667 * doc/install.texi (Specific): Remove a bogus and duplicate part
2668 copied from the end of the document.
2670 2001-05-22 Bernd Schmidt <bernds@redhat.com>
2672 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
2674 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2676 * install.texi: Remove obsolete information on SunOS as well as
2677 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
2678 (Installing GNU CC on the Sun): Remove section.
2680 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
2682 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
2683 keep errno unchanged on success.
2685 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
2687 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
2688 once for hexadecimal floats, whether or not they contain a decimal
2689 point. Don't let the setting of pedantic otherwise affect the
2690 parsing of hexadecimal floats.
2692 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2694 * README.ACORN: Remove obsolete file.
2696 2001-05-22 Jan Hubicka <jh@suse.cz>
2698 * combine.c (gen_binary): Use swap_commutative_operands_p
2699 (simplify_comparison): Likewise.
2700 * expmed.c (emit_store_flag): Likewise.
2701 * expr.c (compare_from_rtx): Likewise.
2702 (do_compare_rtx_and_jump): Likewise.
2703 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
2704 if not emitting a branch and operands want swapping.
2706 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
2708 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
2709 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
2710 (maybe_get_identifier): Update.
2711 * tree.h (make_identifier): Delete.
2713 2001-05-21 Richard Henderson <rth@redhat.com>
2715 * combine.c (subst): Do not substitute for a register as
2716 a destination subreg/strict_low_part/zero_extract.
2718 * combine.c (simplify_comparison): Update op1 after constant
2720 * recog.c (const_int_operand): Accept only constants valid
2722 * genrecog.c: Update comments wrt const_int_operand.
2724 * emit-rtl.c (init_emit_once): Zero unused memory in a
2727 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2729 * tree.h (type_num_arguments): Declare it.
2730 * tree.c (type_num_arguments): New function.
2732 2001-05-21 Richard Henderson <rth@redhat.com>
2734 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
2737 2001-05-21 Geoff Keating <geoffk@redhat.com>
2739 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
2741 (minsf3): Use rs6000_emit_minmax.
2742 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
2744 (movsfcc): Use rs6000_emit_cmove.
2745 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
2746 Don't generate emit_fselsfsf4.
2747 (fseldfsf4): Likewise.
2748 (maxdf3): Use rs6000_emit_minmax.
2750 (mindf3): Use rs6000_emit_minmax.
2751 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
2753 (movdfcc): Use rs6000_emit_cmove.
2754 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
2755 Don't generate emit_fselsfsf4.
2756 (fselsfdf4): Likewise.
2757 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
2758 (min_max_operator): New predicate.
2759 (rs6000_emit_cmove): New function.
2760 (rs6000_emit_minmax): New function.
2761 * config/rs6000/rs6000-protos.h: Prototype new functions.
2762 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
2763 and min_max_operator.
2765 * config/rs6000/rs6000.c (output_cbranch): Handle all
2766 conditional types in the switch statement.
2768 2001-05-21 Mark Mitchell <mark@codesourcery.com>
2770 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
2771 non-register variables.
2772 * extend.texi: Document that asm-specifications do not make sense
2773 for non-static local variables.
2775 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
2777 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
2778 (dbxout_type_fields): Lose minimal_debug support.
2779 (dbxout_type_methods, dbxout_type): Likewise.
2781 2001-05-17 Andrew Haley <aph@redhat.com>
2783 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
2785 2001-05-21 Richard Henderson <rth@redhat.com>
2787 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
2790 2001-05-20 Richard Henderson <rth@redhat.com>
2792 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2793 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
2794 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
2795 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2796 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
2798 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
2799 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
2800 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
2801 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2802 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
2803 DEBUG_PUBNAMES_SECTION): Rename as above.
2804 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
2806 2001-05-20 Richard Henderson <rth@redhat.com>
2808 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
2809 operands unless the operation is commutative.
2811 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2813 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
2816 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
2818 * extend.texi: Clarify documentation of extensions included in ISO
2819 C99. Prefer C99 terminology and syntax to old GNU terminology and
2820 syntax. Add more index entries. Document mixed declarations and
2821 code as an extension in C89 mode. Warn about future changes to
2822 semantics of inline functions. Fixes PR other/930.
2824 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2826 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
2827 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2828 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
2829 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
2831 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
2833 2001-05-20 Richard Henderson <rth@redhat.com>
2835 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
2836 to be output before a branch.
2838 2001-05-20 Richard Henderson <rth@redhat.com>
2840 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
2842 2001-05-20 Richard Henderson <rth@redhat.com>
2844 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
2845 (ASM_DOUBLE): Remove.
2846 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
2847 * config/i386/sun386.h: Likewise.
2849 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
2850 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
2852 * config/i386/cygwin.h (INT_ASM_OP): Remove.
2853 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
2854 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
2855 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
2857 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
2858 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
2859 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
2860 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
2861 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
2862 * config/i386/win32.h: Likewise.
2864 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2866 * invoke.texi: Add more options to summary list.
2868 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2870 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
2871 used. Fixes PR c/2291.
2872 * gcc.1: Regenerate.
2874 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2876 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
2877 the -fpic and -fPIC options, clear flag_pic.
2879 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2881 * hashtable.c (calc_hash): Fix HASHSTEP definition.
2882 * stringpool.c (make_identifier): No statistics here anymore.
2883 * objc-act.c (steup_string_decl): Remove redundant check.
2885 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2887 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
2888 cpplib.o, cpphash.o, fix-header): Update.
2889 (hashtable.o): New target.
2890 * c-common.h: Include cpplib.h. Define C_RID_CODE and
2891 struct c_common_identifier here.
2892 * c-lang.c (c_init_options): Update. Call set_identifier_size.
2893 * c-lex.c (c_lex): Update.
2894 * c-pragma.h: Update.
2895 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
2897 (C_RID_CODE): Delete.
2898 * cpphash.c: Rewrite to use hashtable.c.
2899 * cpphash.h: Update include guards.
2900 (struct cpp_reader): Remove hashtab.
2901 hash_ob and buffer_ob are no longer pointers. Add hash_table
2903 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
2904 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
2905 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
2906 * cppinit.c (cpp_create_reader): Update.
2907 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
2908 (cpp_interpret_charconst): Eliminate warning.
2909 * cpplib.c (do_pragma, do_endif, push_conditional,
2910 cpp_push_buffer, cpp_pop_buffer): Update.
2911 (_cpp_init_stacks): Rename cpp_init_directives.
2912 (_cpp_cleanup_stacks): Remove.
2913 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
2914 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
2915 cpp_forall_identifiers, cpp_create_reader): Update.
2916 (C_RID_CODE, cpp_make_node): New.
2917 (c_common_identifier): New identifier node for C front ends.
2918 * cppmain.c (main): Update.
2919 * fix-header.c (read_scan_file): Update.
2920 * flags.h (id_clash_len): Make unsigned.
2921 * ggc.h (ggc_mark_nonnull_tree): New.
2924 * stringpool.c: Update comments and copyright. Update to use
2926 * toplev.c (approx_sqrt): Move to hashtable.c.
2927 (id_clash_len): Make unsigned.
2928 * toplev.h (ident_hash): New.
2929 * tree.c (gcc_obstack_init): Move to hashtable.c.
2930 * tree.h: Include hashtable.h.
2931 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
2932 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
2933 (struct tree_identifier): Update.
2934 (make_identifier): New.
2936 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
2937 (C_RID_CODE): Remove.
2938 * lex.c (cxx_init_options): Call set_identifier_size. Update.
2939 (init_parse): Don't do it here.
2941 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
2943 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
2945 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
2947 (expand_eh_return): Convert between word_mode and Pmode.
2948 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
2950 (execute_stack_op): Likewise.
2951 (execute_cfa_program): Likewise.
2952 (uw_frame_state_for): Likewise.
2953 (uw_update_context_1): Likewise.
2954 * unwind.inc (_Unwind_Reason_Code): Likewise.
2955 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
2956 (EH_RETURN_STACKADJ_RTX): Likewise.
2957 * config/mips/mips.c (compute_frame_size): Make space for saving
2958 EH return registers.
2959 (mips_expand_epilogue): Handle EH stack adjustments.
2960 * config/mips/mips.md (eh_return): New pattern.
2961 (eh_set_lr_si): Likewise.
2962 (eh_set_lr_di): Likewise.
2963 Add splitter to perform EH return after reload.
2965 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2967 * jump.c (mark_jump_label): Tidy previous change.
2969 2001-05-19 Bruce Korb <bkorb@gnu.org>
2971 * fixinc/genfixes: no need for two warnings
2972 * fixinc/Makefile.in: open stdin for those building with a closed one.
2974 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2976 * jump.c (jump_optimize_1): Tidy.
2977 (mark_jump_label): When changing the label in a LABEL_REF, change
2978 update any REG_EQUAL notes as well.
2980 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
2982 * c-parse.in (parm_declarator): Split into
2983 parm_declarator_starttypename and parm_declarator_nostarttypename.
2984 (parm_declarator_starttypename, parm_declarator_nostarttypename):
2985 New. Allow parenthesised sub-declarators which don't begin with a
2986 TYPENAME. Fixes PR c/166.
2988 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2990 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
2992 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2994 * toplev.c (main): If the target does not allow profiling without
2995 a frame pointer, issue an error message.
2996 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2999 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3001 * recog.c (general_operand): Modify last change to allow it if reload
3004 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3006 * recog.c (general_operand): Prohibit nonzero subreg bytes on
3007 subregs containing mem.
3009 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
3011 * regrename.c (regrename_optimize): frame pointer register can
3014 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
3016 * README.DWARF: Move into dwarfout.c.
3018 2001-05-18 Dale Johannesen <dalej@apple.com>
3020 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
3021 specific misuse of r0 as a reload address.
3023 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
3025 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
3028 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3030 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
3031 (add_to_sequence): Make that decision type.
3032 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
3033 (write_switch, write_cond, debug_decision_2): Likewise.
3035 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
3037 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
3040 2001-05-18 Stan Shebs <shebs@apple.com>
3042 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
3043 * configure: Regenerate.
3045 2001-05-18 Per Bothner <per@bothner.com>
3047 Changes needed for java/jvspec.c
3048 * gcc.h (n_infiles, outfiles): Add declarations.
3049 * gcc.c (n_infiles, outfiles): Mske no longer static.
3051 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
3053 * config/pa/som.h (EXCEPTION_SECTION): Define.
3055 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
3057 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
3059 Add have_location_lists, a variable to determine whether we need a
3060 .debug_loc section or not.
3061 (enum dw_val_class): Add dw_val_class_loc_list.
3062 (dw_val_struct): Add val_loc_list.
3063 (dw_loc_list_struct): New structure, represents location lists.
3064 (new_loc_list): New function, return a new location list, given
3065 the range and location expression.
3066 (add_loc_descr_to_loc_list): New function, add a location
3067 expression to a location list, given the expression and range.
3068 (output_loc_list): New function, output a location list.
3069 (gen_internal_sym): Modified to take symbol prefix, so we can
3070 reuse it for location list symbols.
3071 (add_AT_loc_list): New function, add a location list to a DIE at
3072 the named attribute.
3073 (AT_loc_list): New function, return the location list reference
3074 for a given attribute, if it's a location list.
3075 (print_die): Handle dw_val_class_loc_list.
3076 (size_of_die): Ditto.
3077 (value_format): Ditto.
3078 (output_die): Ditto.
3079 (output_location_lists): New function, output all of the location
3080 lists for a DIE and it's children.
3081 (dwarf2out_finish): Call output_location_lists if we have location
3085 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3087 * gcse.c (try_replace_reg): First try global replace, later try to
3088 simplify the expression.
3090 * gcse.c (find_used_regs): Change calling convention; work via
3092 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
3094 2001-05-18 Bernd Schmidt <bernds@redhat.com>
3097 2001-02-09 Nick Clifton <nickc@redhat.com>
3098 * config/arm/arm.md: Change output constraint on post inc
3099 load/store multiple patterns to be a read/write constraint.
3101 2001-05-18 Mark Mitchell <mark@codesourcery.com>
3103 * basic-block.h (struct basic_block_def): Add documentation about
3104 what a basic block is, and what the various fields are used for.
3105 * flow.c (calculate_globlal_regs_live): Add documentation about
3106 how the algorithm works, and how we know that it will terminate.
3107 Check that the the inductive assumption that guarantees
3108 termination actually holds.
3109 (mark_used_regs): Treat conditionally set registers as used.
3110 (debug_regset): Add comment.
3111 * rtl.texi (cond_exec): Add documentation.
3113 * function.c (expand_function_start): Avoid creating BLKmode
3116 2001-05-17 Mark Mitchell <mark@codesourcery.com>
3118 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
3119 DIE, even if it has no children.
3120 (dwarf2out_finish): Always output the line-number table, even if
3123 2001-05-18 David Edelsohn <edelsohn@gnu.org>
3125 * rs6000.md (movsfcc,movdfcc): Remove NE case.
3127 2001-05-17 Bruce Korb <bkorb@gnu.org>
3129 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
3130 * fixinc/genfixes: emit a warning if AutoGen is out of date
3132 2001-05-17 Brendan Conoboy <blc@cygnus.com>
3133 Bruce Korb <bkorb@gnu.org>
3135 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
3136 found in fixinc directory. Facilitates binary distributions.
3138 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
3140 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
3143 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
3145 * dwarf2out.c (modified_type_die): Equate qualified type to die.
3147 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3149 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
3150 (simplify_subreg): Handle complex types represented as CONCAT.
3152 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
3153 * rtl.h (swap_commutative_operands_p): Declare.
3154 * rtlanal.c (swap_commutative_operands_p): New.
3155 (operand_preference): New static function.
3157 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
3158 (gen_binary): Likewise.
3159 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
3160 * simplify-rtx.c (simplify_gen_binary,
3161 simplify_gen_relational): Likewise.
3163 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3165 * cse.c (fold_rtx): Use simplify_subreg.
3167 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
3168 (simplify_gen_subreg): New.
3169 (simplify_rtx): Use simplify_subreg.
3170 * rtl.h (simplify_gen_subreg): Declare.
3172 2001-05-17 Mark Mitchell <mark@codesourcery.com>
3174 * doc/install.texi: Update Solaris information.
3176 * except.h (protect_cleanup_actions): Remove it.
3177 (lang_protect_cleanup_actions): Declare it.
3178 * except.c (protect_cleanup_actions): Remove it.
3179 (lang_protect_cleanup_actions): New variable.
3180 (init_eh): Don't make protect_cleanup_actions a GC root.
3181 (expand_eh_region_and_cleanup): Call
3182 lang_protect_cleanup_actions.
3183 (output_function_exception_table): Remove unused `align'
3185 * varasm.c (assemble_external): Abort if we have not yet
3186 opened the assembly output file.
3188 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
3190 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
3191 for eh_personality_libfunc.
3193 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3195 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
3196 when calling simplify_subreg. This is needed to allow replacing
3197 of expression of one mode by expression of different mode.
3199 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3201 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
3203 2001-05-17 Bernd Schmidt <bernds@redhat.com>
3205 * expr.c (protect_from_queue): Protect against subsequent calls to
3207 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
3210 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3212 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
3214 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3216 * gccbug.in (CATEGORIES): Add "bootstrap".
3218 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3220 * simplify-rtx.c (simplify_subreg): Break out from ...
3221 * combine.c (combine_splify_rtx) ... here and ...
3222 * recog.c (validate_replace_rtx_1): ... here;
3223 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
3224 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
3225 (subreg_lowpart_p): ... here.
3227 2001-05-17 Bernd Schmidt <bernds@redhat.com>
3229 * stmt.c (expand_asm_operands): For inout operands, make sure
3230 the substitution of '=' for '+' makes it into the rtl.
3232 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
3233 (reload_as_needed): Call update_eliminable_offsets a bit later.
3235 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3237 * gcc.texi (gccbug): Refer to the web pages for detailed information
3240 2001-05-16 Zack Weinberg <zackw@stanford.edu>
3242 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
3244 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
3245 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
3246 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
3247 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
3248 * cross-make: Don't set LIBGCC1.
3249 * mklibgcc.in: Delete all code for building from libgcc1.c.
3250 Always honor LIB1ASMFUNCS if set.
3252 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
3253 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
3254 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
3255 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
3256 config/i386/uwin.asm, config/m68hc11/larith.asm,
3257 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
3258 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
3259 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
3260 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
3261 Delete or update references to libgcc1 in commentary.
3263 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
3264 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
3265 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
3266 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
3267 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
3268 config/arm/t-semi, config/arm/t-strongarm-coff,
3269 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
3270 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
3271 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
3272 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
3273 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
3274 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
3275 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
3276 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
3277 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
3278 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
3279 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
3280 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
3281 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
3282 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
3283 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
3284 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
3285 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
3286 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
3287 config/mips/t-ultrix, config/mn10200/t-mn10200,
3288 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
3289 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
3290 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
3291 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
3292 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
3293 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
3294 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
3295 config/sparc/t-sparclite, config/sparc/t-splet,
3296 config/sparc/t-sunos41, config/sparc/t-vxsparc,
3297 config/sparc/t-vxsparc64, config/v850/t-v850:
3298 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
3300 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
3301 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
3302 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
3303 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
3304 nongcc_SI_type, nongcc_word_type, or perform_*
3305 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
3307 * config/i386/386bsd.h, config/i386/beos-elf.h,
3308 config/i386/linux-aout.h, config/i386/linux-oldld.h,
3309 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
3310 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
3311 Don't include i386/perform.h.
3313 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
3314 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
3315 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
3316 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
3317 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
3318 config/vax/t-openbsd, config/vax/t-vax: Delete.
3320 * config.gcc: Remove references to deleted files.
3321 (arm-semi-aof): Use arm/t-semi for tmake_file.
3323 * gcc.texi, install.texi, invoke.texi, tm.texi:
3324 Delete or rewrite text which is no longer relevant now that
3325 libgcc1 no longer exists.
3327 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
3328 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
3330 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
3331 Bruce Korb <bkorb@gnu.org>
3333 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
3336 2001-05-16 Zack Weinberg <zackw@stanford.edu>
3338 * i386.md: Add two peepholes to clean up code generated by
3341 2001-05-16 Richard Henderson <rth@redhat.com>
3343 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
3344 variants of non-absolute encodings.
3346 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3348 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
3349 __register_frame_info_table_bases): Export.
3351 2001-05-16 Richard Henderson <rth@redhat.com>
3353 * except.c (eh_data_format_name): Move to ...
3354 * dwarf2asm.c: ... here. Use designated initializers if available.
3355 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
3356 * dwarf2asm.h: Update declarations.
3357 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
3358 ASM_PREFERRED_EH_DATA_FORMAT.
3359 (output_call_frame_info): Likewise. Use 'L' augmentation for
3362 * unwind-dw2-fde.h (struct fde_vector): New.
3363 (struct old_object): Rename from struct object.
3364 (struct object): New.
3365 (__register_frame_info_bases): Declare.
3366 (__register_frame_info_table_bases): Declare.
3367 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
3368 * unwind-dw2-fde.c (objects): Remove.
3369 (unseen_objects, seen_objects): New.
3370 (__register_frame_info_bases): New.
3371 (__register_frame_info): Use it.
3372 (__register_frame_info_table_bases): New.
3373 (__register_frame_info_table): Use it.
3374 (__deregister_frame_info): Rewrite for changed object struct.
3375 (base_from_object, get_cie_encoding, get_fde_encoding): New.
3376 (fde_unencoded_compare): Rename from fde_compare; uninline.
3377 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
3378 (start_fde_sort): Adjust for new definition of fde_vector.
3379 (fde_insert): Likewise.
3380 (end_fde_sort): Likewise. Select comparison function based
3381 on properties of the object.
3382 (fde_split): Take object and fde_compare_t arguments.
3383 (frame_heapsort, fde_merge): Likewise.
3384 (classify_object_over_fdes): Rename from count_fdes. Handle
3385 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
3387 (add_fdes): Handle encoded pointers.
3388 (init_object): Rename from frame_init. Update for new struct object.
3389 (linear_search_fdes): Rename from search_fdes. Handle encoded
3391 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
3392 (binary_search_single_encoding_fdes): New.
3393 (binary_search_mixed_encoding_fdes): New.
3394 (search_object): New.
3395 (_Unwind_Find_FDE): Update for new struct object. Fill in
3397 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
3398 iterating over EH data.
3399 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
3400 fde_encoding, lsda_encoding.
3401 (read_uleb128, read_sleb128): Remove.
3402 (read_encoded_pointer): Remove. All callers use read_encoded_value.
3403 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
3404 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
3406 * unwind-pe.h: Add "struct" to _Unwind_Context references.
3408 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3410 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
3411 * cpphash.c (_cpp_lookup_with_hash): Similarly.
3412 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
3413 cpp_spell_token, cpp_output_token): Similarly.
3414 * cpplib.c (lex_macro_node, do_undef, do_pragma,
3415 do_pragma_poison, parse_assertion, do_assert): Similarly.
3416 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
3417 save_parameter, _cpp_create_definition, check_trad_stringification,
3418 cpp_macro_definition): Similarly.
3419 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
3420 * c-lex.c (cb_undef, c_lex): Similarly.
3421 * fix-header.c (recognized_function): Similarly.
3422 * cpplib.h (NODE_LEN, NODE_NAME): New.
3423 (cpp_hashnode): Rename length len.
3425 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
3427 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
3430 2001-05-16 Andreas Jaeger <aj@suse.de>
3432 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
3434 * toplev.c: Include dwarf2asm.h for prototype of
3435 dw2_output_indirect_constants.
3437 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
3439 * stmt.c (expand_asm_operands): Be able to offload addressof
3440 expression to memory. (PR optimization/185)
3442 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
3444 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
3445 applying distributive law.
3447 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3449 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
3451 * gthr-dce.h (UNUSED): Attribute unused macro.
3452 (__gthread_key_dtor): Make arguments UNUSED.
3453 (__gthread_key_delete): Revise for compatibility with DRAFT4
3456 2001-05-16 David Edelsohn <edelsohn@gnu.org>
3458 * doc/install.texi: Update AIX information.
3459 * README.RS6000: Remove obsolete file.
3461 2001-05-16 Jakub Jelinek <jakub@redhat.com>
3462 Nathan Sidwell <nathan@codesourcery.com>
3464 * gcc.c (give_switch): Don't write before start of string.
3465 Always append suffix.
3467 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
3469 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
3472 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3474 * README.ALTOS: Remove obsolete file.
3476 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3478 * c-lex.h (save_and_forget_protocol_qualifiers,
3479 forget_protocol_qualifiers, remember_protocol_qualifiers):
3480 Remove deleted functions' prototypes.
3482 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3484 * c-parse.in (methodtype): New production.
3485 (methoddef, methodproto): Collapse separate '-' and '+'
3488 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3490 * c-common.h (RID_FIRST_PQ): New.
3491 * c-parse.in (objc_pq_context): New.
3492 (objc parser): Set objc_pq_context rather than calling
3493 remember_protocol_qualifiers and forget_protocol_qualifiers.
3494 Don't call save_and_forget_protocol_qualifiers.
3495 (yylexname): Handle objc protocol qualifiers here.
3496 * stringpool.c (struct str_header): Replace with sp_hashnode.
3497 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
3498 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
3499 Allocate an IDENTIFIER_NODE for each identifier.
3500 (FORALL_STRINGS, set_identifier): Delete.
3501 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
3502 (ggc_alloc_string): Use an obstack.
3503 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
3504 * tree.h: Update comments.
3505 (set_identifier): Delete.
3506 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
3507 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
3508 remember_protocol_qualifiers): Delete.
3510 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
3512 * flow.c (life_analysis): After life analysis is complete, do
3513 an optional scan over insns looking for REG_LABEL notes that
3514 reference a deleted label.
3515 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
3516 before peeking at LABEL_NUSES.
3518 2001-05-15 Richard Henderson <rth@redhat.com>
3520 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
3521 (_Unwind_GetTextRelBase): New.
3523 2001-05-15 Mark Mitchell <mark@codesourcery.com>
3525 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3527 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
3529 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
3530 so that CHOOSE_SECTION gets used.
3532 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
3533 TARGET_RELOCATABLE like flag_pic for now.
3535 2001-05-15 David Edelsohn <edelsohn@gnu.org>
3537 * rs6000.md (movdi splitter): Sign extend more efficiently.
3538 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
3539 to "long long" valid on 32-bit and 64-bit hosts.
3540 (logical_operand): Cast trunc_int_for_mode return value.
3541 (rs6000_emit_move): Shift macro to encapsulate variable.
3542 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
3543 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
3544 plus_constant requires signed argument.
3546 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
3548 * gthr-posix.h: Make additional pthread-* functions weak.
3550 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
3552 * recog.c (apply_change_group): Avoid unneeded validating.
3554 2001-05-14 David Edelsohn <edelsohn@gnu.org>
3556 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
3557 (num_insns_constant): CONST_INT can be 64-bits.
3559 2001-05-14 Stan Shebs <shebs@apple.com>
3561 * config/darwin.h (LIB_SPEC): Just use -lSystem.
3562 (LIBGCC_SPEC): Don't define.
3564 2001-05-14 Richard Henderson <rth@redhat.com>
3566 * configure.in (gcc_cv_as_eh_frame): New test.
3567 * config.in, configure: Rebuild.
3568 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
3570 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3572 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
3573 extended precision divide.
3575 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
3577 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
3578 for RETURNS as well.
3580 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
3582 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
3583 (CPP_CPU??_SIZE_TYPE): New.
3584 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
3585 (CPP_CPU_SPEC): ... here; support choosing of CPU.
3586 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
3587 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
3589 * i386.c (override_options): Add sorry about not suported modes.
3591 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
3593 * config/pa/som.h (NM_FLAGS): Remove.
3594 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
3595 (ASM_OUTPUT_SECTION_NAME): Remove.
3596 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
3598 2001-05-14 Mark Mitchell <mark@codesourcery.com>
3600 * regrename.c (regrename_optimize): Do not rename registers to
3603 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
3605 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
3606 contain MEMs. Remove useless distinction about clobbering
3609 2001-05-13 Geoff Keating <geoffk@redhat.com>
3611 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
3612 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
3613 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
3614 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3615 (EXCEPTION_SECTION): Define.
3617 2001-05-13 Zack Weinberg <zackw@stanford.edu>
3619 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
3620 binary backward compat only.
3621 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
3622 in LIB2FUNCS. Pass it to mklibgcc.
3623 * mklibgcc.in: Handle LIB2FUNCS_ST.
3625 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
3627 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
3629 * tm.texi (THREAD_MODEL_SPEC): Document it.
3630 * gcc.c (main): Use it.
3631 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
3632 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
3634 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3636 * rtl.h (SYMBOL_REF_WEAK): New macro.
3637 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
3638 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
3639 * rtl.texi (SYMBOL_REF_WEAK): Document it.
3640 * gcc.texi: Remove wrong description.
3642 2001-05-13 Mark Mitchell <mark@codesourcery.com>
3644 * Makefile.in (STAMP): New macro.
3645 Replace all uses of `touch' with $(STAMP).
3646 * fixinc/Makefile.in: Likewise.
3648 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3650 * configure.in: ldopen is never in -lexc, so don't test for it.
3651 Add test for exc_resume in -lexc for Ada.
3652 * configure: Regenerated.
3654 2001-05-12 Richard Henderson <rth@redhat.com>
3656 * dwarf2asm.c (size_of_encoded_value): New function.
3657 * dwarf2asm.h: Declare it.
3658 * except.c (output_function_exception_table): Align the TType
3659 array only as wide as the encoding.
3661 2001-05-12 Zack Weinberg <zackw@stanford.edu>
3663 * extend.texi: Document #pragma GCC java_exceptions.
3665 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3667 * c-parse.in (bison parser, init_reswords): Remove uses of
3669 * c-tree.h (doing_objc_thang): Remove.
3671 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3673 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
3674 about files not ending in newlines.
3676 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3678 * dwarfout.c (dwarfout_init): Add cast.
3679 * sched-deps.c (sched_analyze_insn): Remove unused vars.
3680 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
3682 * method.c (build_mangled_C99_name): Remove unused prototype.
3684 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3686 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
3688 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3690 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
3691 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
3693 2001-05-11 Richard Henderson <rth@redhat.com>
3695 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3696 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
3697 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
3698 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
3699 (dw2_output_indirect_constants): Prototype.
3700 * dwarf2out.c (dwarf2out_begin_prologue): Generate
3701 current_function_func_begin_label if we'll need it for EH. Exit
3702 early for IA64_UNWIND_INFO.
3703 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
3704 (eh_data_format_name): Update for indirect references.
3705 (output_function_exception_table): Care for IA64_UNWIND_INFO.
3706 Handle ASM_PREFERRED_EH_DATA_FORMAT.
3707 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
3708 define HAVE_eh_return etc.
3709 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
3710 (final_end_function): Don't call output_function_exception_table.
3711 * toplev.c (compile_file): Call dw2_output_indirect_constants.
3712 (rest_of_compilation): Invoke output_function_exception_table
3713 for ia64 before assemble_end_function.
3714 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
3715 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
3717 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
3718 * unwind.h: Declare them.
3719 * libgcc-std.ver: Export them.
3720 * unwind-pe.h: New file.
3722 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3724 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
3726 (find_fde_for_dso): Extract DT_PLTGOT.
3727 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
3728 the segment and gp as well.
3729 * config/ia64/frame-ia64.c: Remove file.
3730 * config/ia64/frame-ia64.h: Remove file.
3731 * config/ia64/unwind-ia64.c: New file.
3732 * config/ia64/unwind-ia64.h: New file.
3733 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
3734 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
3735 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
3736 (ASM_PREFERRED_EH_DATA_FORMAT): New.
3737 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
3738 (IA64_UNWIND_INFO): Re-enable.
3739 (HANDLER_SECTION): Remove.
3740 (EH_RETURN_DATA_REGNO): New.
3741 * config/ia64/ia64.md (exception_receiver): Remove.
3742 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
3743 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
3745 2001-05-11 Richard Henderson <rth@redhat.com>
3747 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
3748 calls and jumps to be bundled together.
3749 (ia64_reorg): Emit a break after a noreturn call that ends
3751 * config/ia64/ia64.md (break_f): New.
3753 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
3755 * c-lex.c (lex_charconst): Convert into a simple wrapper
3756 around cpp_interpret_charconst, to which most of the code
3758 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
3759 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
3760 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
3761 (lex): Use cpp_interpret_charconst.
3762 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
3763 hex_digit_value): New functions.
3764 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
3765 * cpplib.h (cpp_interpret_charconst): New prototype.
3766 * Makefile.in: Update.
3768 2001-05-12 Dean Wakerley <dean@wakerley.com>
3770 * doc/install.texi: New file. Converted to texinfo from the HTML
3771 documentation in wwwdocs/htdocs/install.
3773 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
3775 * gcse.c (insert_insn_end_bb): Do not search for assignments to
3776 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3778 * toplev.c (compile_file): Move comment for opening output
3779 file to just before the code that opens the output file.
3781 2001-05-11 Jakub Jelinek <jakub@redhat.com>
3783 * regmove.c (regmove_optimize): Suppress the optimization for
3784 unchanging destination register. Add comment above function.
3786 2001-05-11 Zack Weinberg <zackw@stanford.edu>
3788 * Makefile.in: Exterminate all references to assert.h.
3789 * cross-make: Likewise.
3791 * configure.in: Correct commentary.
3792 * configure: Regenerate.
3794 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
3797 * config/t-freebsd, config/t-linux, config/t-linux-aout,
3798 config/t-netbsd, config/t-rtems, config/x-linux,
3799 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
3800 No need to override INSTALL_ASSERT_H.
3802 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
3803 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
3804 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
3806 2001-05-11 Graham Stott <grahams@redhat.com>
3808 * combine.c (simplify_comparison): Fix typo.
3810 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3812 * loop.h (struct movables): Remove `num'.
3813 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
3814 Adjust call to strength_reduce.
3815 (num_unmoved_movables): New function.
3816 (move_movables): Don't set movables->num.
3817 (strength_reduce): Compute the number of instructions in the loop
3818 here, rather than in the caller.
3819 (check_dbra_loop): Always clear reversible_mem_store if there
3820 are any memory sets.
3821 (loop_regs_scan): Don't count instructions here.
3822 (count_insn_in_loop): New function.
3824 2001-05-11 Mark Mitchell <mark@codesourcery.com>
3826 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
3828 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
3830 * c-common.c (finish_label_expr): New function, lifted from
3831 from cp/semantics.c.
3832 * c-common.h (finish_label_expr, lookup_label): New prototypes.
3833 * c-parse.in: Move 3 blocks of parser code into new functions.
3834 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
3835 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
3836 (lookup_label): Remove.
3838 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
3840 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
3841 FLOAT_BIT_ORDER_MISMATCH.
3843 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3845 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
3846 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
3848 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3850 * expr.c (emit_group_load): extract_bit_field requires a REG or
3853 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
3855 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
3856 a computed jump into an unconditional jump.
3857 In second hunk of code for collapsing computed and conditional jumps
3858 into unconditional jumps, reemit the jump in additional cases.
3860 * jump.c (jump_optimize_1): Do not wrap the new jump target
3861 inside a LABEL_REF; gen_jump will do that automatically.
3863 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
3865 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
3866 contents for a SYMBOL_REF in case of floating point constants.
3868 2001-05-10 DJ Delorie <dj@redhat.com>
3870 * c-common.c (combine_strings): Widen strings in a
3871 host-endian-independent way.
3873 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
3875 * c-parse.in: Remove many shift/reduce conflicts. Update
3877 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
3878 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
3879 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
3880 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
3881 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
3882 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
3883 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
3884 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
3885 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
3886 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
3887 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
3888 typespec_reserved_nonattr, typespec_reserved_attr,
3889 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
3890 structsp_nonattr, components_notype, component_notype_declarator,
3891 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
3892 firstparm, setspecs_fp): New
3893 (typed_declspecs, reserved_declspecs, typed_typespecs,
3894 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
3895 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
3896 declmods_no_prefix_attr, nonempty_type_quals, structsp,
3897 type_quals): Remove. Users updated.
3898 (initdecls, notype_initdecls, after_type_declarator,
3899 parm_declarator, notype_declarator, absdcl1, components, ivars):
3900 Don't allow attributes at the start of a declarator; include them
3901 in the production containing the declarator instead. Always
3902 require type specifiers before trying to redeclare a typedef name.
3903 (typename): Allow for attributes but warn that they are ignored.
3904 (parmlist, firstparm, setspecs_fp): Include attributes in
3905 parmlist; suck them off the parser stack in firstparm using
3908 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
3910 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
3911 to determine if a block has an unconditional jump at its end.
3913 * jump.c (jump_optimize_1): When converting a conditional jump
3914 to an unconditional jump, build the jump using gen_jump instead
3915 of just modify operands in-place.
3917 2001-05-09 Zack Weinberg <zackw@stanford.edu>
3919 * cppinit.c (cpp_post_options): Shut off macro expansion if
3921 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
3922 IN_I directives only if the # is in column 1 and the directive
3923 name begins in column 2.
3924 * cppmain.c (scan_buffer): Insert a space between # and an
3925 identifier, when that identifier is a directive name.
3927 * tradcpp.c (struct file_buf): Add a pointer to the next entry
3928 in the header search path.
3929 (enum node_type): Add T_INCLUDE_NEXT.
3930 (directive_table): Add entry for include_next.
3931 (do_include_next): New function.
3932 (process_include): New routine, broken out of do_include.
3933 (finclude): Insert 'nhd' argument, to be copied into
3934 next_header_dir of the new buffer.
3935 (main): Adjust to match.
3936 * gsyslimits.h, limity.h: Un-indent #include_next.
3938 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
3940 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
3941 inclusion as a chapter of the GCC manual.
3942 * gcc.texi: Include objc.texi.
3943 * fdl.texi: Use @unnumberedsec for the addendum.
3944 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
3946 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3948 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
3950 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
3952 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
3953 handling of two-address insns.
3955 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
3957 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
3958 ../binutils/nm-new instead of ../binutils/nm.
3960 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3962 * i386.md (movdi splitter): Fix the splitting condition
3963 (float_extenddftf splitter): Fix mode.
3965 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
3967 * genrecog.c (write_switch): Avoid outputting of switch for
3968 types wider than int.
3970 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
3972 * reload1.c (copy_eh_notes): New function.
3973 (emit_input_reload_insns): Call it.
3974 (emit_output_reload_insns): Call it.
3976 2001-05-07 Zack Weinberg <zackw@stanford.edu>
3978 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
3980 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
3981 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
3983 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
3985 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
3987 * pa.md (interspace_jump): Revise comment.
3988 (builtin_longjmp): Block initial setup insns from delay slot of
3990 (builtin_setjmp_receiver): New expander to save and restore PIC
3993 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
3995 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
3997 * toplev.c (compile_file): Set up the output file before we call
3998 the various initializers for the compiler.
4000 * except.c (sjlj_mark_call_sites): Do not search for assignments to
4001 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
4003 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
4004 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
4006 2001-05-06 Zack Weinberg <zackw@stanford.edu>
4008 * Makefile.in (tradcpp0): Correct typo in dependency list.
4010 2001-05-06 Geoff Keating <geoffk@redhat.com>
4012 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
4013 the link register if we're not going to use it.
4015 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
4016 (output_function_profiler): Likewise.
4018 2001-05-07 Alan Modra <amodra@one.net.au>
4020 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
4022 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
4024 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
4025 zero-extend it. Make abs_inc unsigned.
4027 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
4028 widest mode in narrowing and widening operations.
4030 * config/mips/mips.md: Sign extend CONST_INTs.
4032 2001-05-06 Andreas Jaeger <aj@suse.de>
4034 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
4035 (i386 Options): Document -momit-leaf-frame-pointer.
4037 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
4039 * c-typeck.c (internal_build_compound_expr): Check for
4040 array to pointer conversion just once.
4042 2001-05-05 Richard Henderson <rth@redhat.com>
4044 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
4046 2001-05-05 Richard Henderson <rth@redhat.com>
4048 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
4049 to the parent of the fixup region.
4051 2001-05-05 Jakub Jelinek <jakub@redhat.com>
4053 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
4055 * cpp.texi (__NO_INLINE): Document it.
4057 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
4059 * cppfiles.c (struct include_file): New member err_no.
4060 (find_or_create_entry): Set it.
4061 (open_file): Don't set fds to -2. Instead, use err_no to
4062 remember previous errors, if any.
4064 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4066 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
4067 between X and Y by using sequences of xgdx and xgdy.
4069 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4071 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
4072 of '!' for the 'D' alternative ('!' is too strong).
4073 ("*logicalsi3_silshl16"): Likewise.
4074 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
4075 ("movstrictsi"): Remove spurious '+'.
4076 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
4077 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
4078 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
4081 2001-05-04 David Edelsohn <edelsohn@gnu.org>
4083 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
4085 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
4087 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
4090 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4092 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
4095 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4097 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
4098 soft register, use ror instead of rol.
4100 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4102 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
4103 into account pre/post increment decrement for 68HC12.
4104 Fix other problems in replacement and fix call to reg_mentioned_p.
4106 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4108 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
4109 Put the soft registers in bss for 68HC12.
4110 (L_regs_d3_4): New for _.d3 and _.d4.
4111 (L_regs_d5_6): Likewise.
4112 (L_regs_d1_2): Likewise.
4113 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
4115 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4117 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
4118 to the pre-processor when -fshort-double is specified.
4119 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
4121 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4123 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
4124 (__mulsi3): Rewrite for 68HC12.
4125 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
4126 Mark 'x' constraint with earlyclobber to prevent a
4127 RELOAD_FOR_OTHER_ADDRESS to go in it.
4128 (mulhi3_m68hc12): New pattern.
4129 (mulhi3_m68hc11): Rename of mulhi3.
4130 (mulhi3): New expand for 68HC12 optimisation.
4131 (umulhisi3, mulhisi3): New patterns for 68HC12.
4133 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4135 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
4136 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
4137 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
4139 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4141 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
4142 constants cheap after reload.
4143 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
4145 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
4146 so that gcc prefers a shift by 16.
4147 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
4149 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
4151 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
4153 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4155 * alpha.h: NULL_PTR -> NULL.
4162 * i386.md: Likewise.
4165 * m68hc11.h: Likewise.
4166 * rs6000.h: Likewise.
4169 * sparc.h: Likewise.
4173 * final.c: Likewise.
4175 * recog.c: Likewise.
4177 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4179 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
4180 `bool' parameter to `int'.
4182 * hash.c (hash_lookup): Likewise.
4184 * hash.h (hash_lookup): Likewise.
4186 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
4188 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
4190 * i386.c (x86_initialize_trampoline): Fix mode of constant.
4192 2001-05-03 Geoff Keating <geoffk@redhat.com>
4194 * invoke.texi (i386 Options): Delete references to -malign-jumps,
4195 -malign-loops, -malign-functions.
4196 * i386.c (ix86_align_funcs): Delete.
4197 (ix86_align_loops): Delete.
4198 (ix86_align_jumps): Delete.
4199 (override_options): Mark -malign-* as obsolete. Emulate their
4200 behaviour with the -falign-* options. Default -falign-* from
4201 the processor table.
4202 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
4203 patch of Wed May 2 13:09:36 2001.
4204 (LOOP_ALIGN): Delete.
4205 (LOOP_ALIGN_MAX_SKIP): Delete.
4206 (LABEL_ALIGN_AFTER_BARRIER): Delete.
4207 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
4209 2001-05-04 Andreas Jaeger <aj@suse.de>
4211 * except.h: Add prototype declaration for
4212 expand_builtin_init_dwarf_reg_sizes.
4214 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
4216 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
4218 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4220 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
4222 ("bitcmpqi2"): New pattern for bit-extract and test.
4223 ("bitcmphi"): New pattern for bitb/bita instructions.
4225 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
4227 * gccbug.in: Use a temporary directory when the mktemp command is
4230 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4232 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
4234 (INITIALIZE_TRAMPOLINE): Call it.
4235 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
4236 (TRAMPOLINE_TEMPLATE): Remove.
4237 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
4238 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
4241 2001-05-03 David O'Brien <obrien@FreeBSD.org>
4243 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
4244 and crtendS.o with PIC.
4246 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4248 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
4250 (___subdi3, ___adddi3): Use x instead of y as index register.
4251 (__init_bss_section, __map_data_section): Optimize for 68HC12.
4252 (__memset, __memcpy): Likewise.
4253 (regs): Put the soft registers in bss for 68HC12.
4254 (abort): Use trap to abort for 68hc12.
4255 (__mulhi3, __mulhi32): Use emul for 68hc12.
4256 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
4258 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4260 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
4261 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
4262 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
4263 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
4264 Set 68HC12 min offset to -65536.
4265 (print_operand): Put parenthesis arround the operand if it refers
4266 to a symbol having the same name as a register.
4267 (m68hc11_z_replacement): When z register is replaced by its
4268 equivalent soft register, force the insn to be re-recognized.
4269 (m68hc11_check_z_replacement): Fix the test when destination is
4270 the index register and z dies in the insn.
4271 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
4273 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4275 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
4276 costs according to processor variant.
4277 (m68hc11_shift_cost): New function to compute shift costs.
4278 (m68hc11_rtx_costs): Define costs according to processor variant.
4279 (m6811_cost): Costs for 68HC11.
4280 (m6812_cost): Costs for 68HC12.
4281 (COSTS_N_INSNS): Remove.
4283 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
4284 (DEFAULT_RTX_COSTS): Remove.
4285 (CONST_COSTS): Define costs according to OUTER_CODE.
4286 (processor_costs): New struct to define costs.
4287 (m68hc11_cost): Pointer to current costs.
4289 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4291 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
4292 and use m68hc11_notice_keep_cc when using leax/leay.
4293 (addhi3 split): Reject split if the insn is handled by
4295 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
4296 push must be handled in a special way if the source operand uses
4297 sp as index register.
4298 (m68hc11_notice_keep_cc): New function.
4299 (m68hc11_gen_movhi): Use it when an insn changes a register but
4301 (m68hc11_gen_movqi): Fix move for 68HC12.
4302 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
4304 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4306 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
4307 and don't pass operands[0] to emit_library_call_value.
4309 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4311 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
4312 (zero_extendsi split): Simplify and use (zero_extendhi).
4313 (*addhi3): Remove 'w' constraint since stack pointer is handled
4315 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
4316 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
4317 (*ashrhi3_const): Fix shift by 7.
4318 (*lshrsi3_const16): Fix template.
4319 (call, call_value): Fix constraint and predicate.
4321 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4323 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
4324 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
4325 (CC_REGNUM): Likewise.
4326 (*unnamed splits): Use above constants instead of hard coded numbers.
4327 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
4328 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
4329 (*return_16bit, *unnamed peepholes): Likewise.
4331 2001-05-03 David O'Brien <obrien@FreeBSD.org>
4333 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
4334 rs6000/rs6000.h twice.
4336 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
4338 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
4339 (CPP_SPEC): Conditionally define MSDOS and GO32.
4340 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
4341 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
4343 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
4345 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
4347 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
4349 2001-05-03 Mark Mitchell <mark@codesourcery.com>
4351 * integrate.h (struct inline_remap): Add leaf_reg_map table.
4352 * integrate.c (expand_inline_function): Use xcalloc to allocate
4354 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
4357 2001-05-03 Mark Mitchell <mark@codesourcery.com>
4359 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
4362 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
4364 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
4365 linker if -mrelax is given.
4366 (TARGET_SWITCHES): Document -mrelax.
4368 Re-installed 2001-01-09's patch:
4369 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
4370 if it's wider than long and the target's long is wider than the
4373 2001-05-02 David O'Brien <obrien@FreeBSD.org>
4375 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
4376 directly include rs6000/rs6000.h. Instead do it in tm.h.
4378 2001-05-02 Stan Shebs <shebs@apple.com>
4380 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
4381 NSConstantString for NeXT-style runtimes.
4382 (STRING_OBJECT_GLOBAL_NAME): New macro.
4383 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
4384 OCTI_STRING_CLASS_DECL.
4385 (constant_string_global_id): New macro.
4386 (string_class_decl): Ditto.
4387 (setup_string_decl): New function.
4388 (build_objc_string_object): Use it to build a NeXT runtime
4389 compatible string initializer.
4391 2001-05-02 Jakub Jelinek <jakub@redhat.com>
4393 * tradcpp.c (do_define): Make sure we don't walk past limit.
4395 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4397 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
4398 offsets if not REG_OK_STRICT.
4400 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
4401 (INT_REG_OK_FOR_INDEX_P): Likewise.
4402 (INT_REG_OK_FOR_BASE_P): Likewise.
4403 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
4404 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
4405 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
4406 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
4407 REG_OK_FOR_BASE_P. Take an additional parameter.
4408 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
4409 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
4410 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
4411 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
4412 rs6000_legitimate_address() and use it.
4413 * config/rs6000/rs6000.c: Update all callers.
4414 (rs6000_legitimate_address): New function.
4416 2001-05-02 David Edelsohn <edelsohn@gnu.org>
4418 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
4419 special_constant conditional blocks together.
4421 2001-05-02 Dale Johannesen <dalej@apple.com>
4423 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
4425 (STRICT_ARGUMENT_NAMING): Define.
4426 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
4427 function_arg_partial_nregs, setup_incoming_varargs): Remove
4428 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
4431 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4433 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
4435 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
4438 * expr.c (store_field): Do nothing except elaborate side-effects if
4441 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4443 * c-lex.c: NULL_PTR -> NULL.
4445 * emit-rtl.c: Likewise.
4447 * genpeep.c: Likewise.
4449 * mips-tdump.c: Likewise.
4450 * reload1.c: Likewise.
4451 * rtlanal.c: Likewise.
4453 * stor-layout.c: Likewise.
4454 * toplev.c: Likewise.
4456 2001-05-01 Per Bothner <per@bothner.com>
4458 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
4459 call do_pending_stack_adjust before emiting label.
4461 2001-05-01 Mark Mitchell <mark@codesourcery.com>
4463 * extend.texi: Fix typo.
4465 2001-05-01 Stan Shebs <shebs@apple.com>
4467 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
4468 of UOBJC_MODULES_decl.
4469 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
4470 (generate_descriptor_table): Ditto.
4471 (generate_protocols): Ditto.
4472 (generate_protocol_list): Ditto.
4473 (generate_classref_translation_entry): Ditto.
4475 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
4477 * invoke.texi (Optimize Options): Add documentation for `--param
4478 max-delay-slot-insn-search' and `--param
4479 max-delay-slot-live-search' and reorder --param section.
4480 * params.def: Modify initial comment.
4481 * params.h (param_info): Add `help' member.
4482 * toplev.c (lang_independent_params): Include `help' description.
4483 (display_help): Print --param parameters.
4485 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4487 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
4488 Remove references to deleted files.
4489 (*-*-openbsd): No need to override xmake_file.
4490 (*-*-sysv4): Treat like *-*-sysv.
4492 * configure.in: Probe for ldopen in various places, and set up
4493 collect2 to be linked with them if found.
4494 Don't dink with Windows registry stuff unless $host_os is a
4495 Win32 os name. Check to see if we need -ladvapi32.
4496 * configure: Regenerate.
4498 * Makefile: Get rid of CLIB and HOST_CLIB.
4499 Substitute in COLLECT2_LIBS and link collect2 against its contents.
4500 * build-make: Get rid of HOST_CLIB.
4502 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
4503 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4504 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4505 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
4506 config/rs6000/x-rs6000: Delete.
4508 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
4511 24 x-host fragments remain, 0 x-cpu, 3 top level.
4513 2001-05-01 Zack Weinberg <zackw@stanford.edu>
4515 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
4516 * configure: Regenerate.
4518 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
4520 * Makefile.in (install-headers): Remove redundant dependency.
4522 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
4524 * c-tree.texi (USING_STMT): Document.
4526 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4528 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
4529 * c-common.c: Likewise.
4530 * c-decl.c: Likewise.
4531 * combine.c: Likewise.
4532 * rs6000.c: Likewise.
4533 * except.c: Likewise.
4534 * explow.c: Likewise.
4536 * fold-const.c: Likewise.
4537 * function.c: Likewise.
4540 * integrate.c: Likewise.
4542 * objc/objc-act.c: Likewise.
4543 * recog.c: Likewise.
4544 * reg-stack.c: Likewise.
4545 * reload.c: Likewise.
4546 * reload1.c: Likewise.
4547 * simplify-rtx.c: Likewise.
4549 * varasm.c: Likewise.
4551 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
4553 * diagnostic.def: New file.
4554 * diagnostic.h (diagnostic_t): New enum.
4555 * Makefile.in (diagnostic.o): Depend on diagnostic.def
4557 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4559 * tsystem.h: Test only POSIX for availability of string.h
4561 * config.gcc (all systems): If USG appeared in xm_defines,
4562 change it to POSIX. If both USG and POSIX appeared, just
4563 delete USG. Remove unnecessary quotes around xm_defines
4565 (m68k-crds-unos*): Don't #define unos - tested nowhere.
4566 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
4567 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
4568 powerpc-*-linux*): No need to set xm_defines - handled by
4569 global settings for *-*-linux*.
4571 2001-04-30 Zack Weinberg <zackw@stanford.edu>
4573 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
4574 Always include gstab.h, not system stab.h. Don't provide
4575 default definitions of N_CATCH or N_OPT. Always use the
4576 gstab.h variant of STAB_CODE_TYPE.
4577 * final.c: Don't include stab.h/gstab.h at all, or provide
4578 defaults for N_SLINE and N_SOL.
4580 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
4581 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
4583 * sdbout.c: Always include gsyms.h instead of system syms.h.
4585 * configure.in: No need to check for stab.h.
4586 * configure, config.in: Regenerate.
4587 * Makefile.in (final.o): Don't depend on gstab.h.
4589 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4590 Richard Henderson <rth@redhat.com>
4592 * extend.texi: Improve documentation of volatile asms.
4594 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4596 * c-tree.texi: Fix thinko.
4597 * gcc.texi: Likewise.
4599 2001-04-30 Richard Henderson <rth@redhat.com>
4601 * c-common.c (c_promoting_integer_type_p): New function, from the
4602 corpse of old macro. Properly promote too-small enumerations and
4603 booleans. Adjust all callers.
4604 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
4605 (c_promoting_integer_type_p): Declare.
4606 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
4607 * c-typeck.c: Likewise.
4608 (default_conversion): Remove now redundant boolean check.
4610 2001-04-30 Jan Hubicka <jh@suse.cz>
4611 Richard Henderson <rth@redhat.com>
4613 * regmove.c (try_apply_stack_adjustment): Remove now redundant
4615 (combine_stack_adjustments_for_block): Don't combine stack
4616 allocation followed by deallocations. Handle grow-up stacks.
4618 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4620 * fdl.texi: New file.
4621 * c-tree.texi: Use the GFDL.
4622 * gcc.texi: Likewise.
4624 2001-04-30 Stan Shebs <shebs@apple.com>
4626 * invoke.texi: Add a section documenting Objective-C options.
4628 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
4630 * emit-rtl.c (try_split): Copy EH notes to sequence.
4632 2001-04-30 Mark Mitchell <mark@codesourcery.com>
4634 * regmove.c (record_stack_memrefs): Catch all references to the
4637 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
4639 * Makefile.in (stmp-fixinc): quote shell assignment values
4641 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4643 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
4647 * prefix.c: Likewise.
4649 2001-04-28 Stan Shebs <shebs@apple.com>
4651 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
4652 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
4653 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
4654 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
4656 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
4657 (NEXT_OBJC_RUNTIME): Define.
4659 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
4661 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
4662 * simplify-rtx.c (simplify_gen_relational): Likewise.
4664 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
4666 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
4667 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
4669 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
4670 registers in SSE case; fix handling of the immediates.
4671 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
4672 operands to be in regsiters before reload.
4673 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
4674 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
4675 (abstf,absxf,negtf,negxf splitters): Compute
4676 properly the regnum for x86_64.
4677 (avsdf2_if_rex64): New.
4679 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
4681 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
4682 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
4683 into the constant pool.
4684 * jump.c (jump_optimize_1): Remove barrier successors after all
4685 the LABEL_NUSES counds have been computed.
4686 (delete_barrier_successors): When deleting a tablejump insn, also
4687 delete the jump table it uses.
4688 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
4691 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
4693 * pa.c (FRP): Remove erroneous white space in macro definition.
4695 2001-04-28 Andreas Jaeger <aj@suse.de>
4697 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
4699 * extend.texi: Likewise.
4700 * tm.texi: Likewise.
4702 2001-04-28 Andreas Jaeger <aj@suse.de>
4704 * md.texi: Use XX-bit instead of XXbit or XX bit where
4707 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
4709 * gcc.c (process_command): Allow -l lib in addition to -llib
4710 for POSIX compliance. This fixes PR c/2347.
4712 * invoke.texi: Update section on Link Options accordingly.
4714 2001-04-27 Zack Weinberg <zackw@stanford.edu>
4716 * function.c (purge_addressof_1): Remove the duplicate
4717 if (code == SET) block. Fold the two if (code == ADDRESSOF)
4720 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
4722 * except.c (expand_eh_region_start): Don't start a new block.
4723 (expand_eh_region_end): Don't end a block.
4724 * stmt.c (expand_end_bindings): Don't end EH blocks.
4725 (expand_decl_cleanup): Starting an EH region won't change the block.
4726 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
4727 (is_eh_region): Lose.
4730 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
4732 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
4734 * collect2.c (main): Add `-L' case to remove duplicate entries.
4735 (is_in_args): New function to check for a duplicate argument.
4736 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
4737 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
4738 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
4739 Define to be nonzero.
4741 2001-04-27 Andreas Jaeger <aj@suse.de>
4742 Richard Henderson <rth@redhat.com>
4744 * md.texi (Machine Constraints): Document additional i386
4745 constraints and fix description of "A".
4747 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
4749 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
4751 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
4753 * except.c (get_exception_filter): word_mode, not Pmode.
4755 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
4757 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
4758 common to other movsf patterns. Move up so that in future
4759 people who change the other patterns will change it too.
4760 (movsf_lo_sum): Allow even for soft-float; add appropriate
4762 (movsf_high): Likewise.
4763 (movsf_high+1): Allow even for soft-float.
4765 * function.c (expand_function_end): Always clobber the
4766 return registers, even if there is no return label.
4768 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4770 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
4772 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
4774 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
4775 (pushqi2_rex64, pushhi2_rex64): Add.
4777 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
4779 * except.c (expand_eh_region_end_cleanup): Force pending stack
4780 adjust before emitting label that branches around cleanup code.
4782 2001-04-26 H.J. Lu (hjl@gnu.org)
4784 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
4786 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
4788 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
4789 (ASM_OUTPUT_SECTION_NAME): Likewise.
4790 (ASM_WEAKEN_LABEL): Likewise.
4791 (UNIQUE_SECTION): Likewise.
4792 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4793 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4794 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
4795 (ASM_OUTPUT_SECTION_NAME): Likewise.
4796 (ASM_WEAKEN_LABEL): Likewise.
4797 (UNIQUE_SECTION): Likewise.
4798 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4799 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4800 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
4801 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
4802 (ASM_FILE_START): Likewise.
4803 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4804 (ASM_DECLARE_OBJECT_NAME): Likewise.
4805 (ASM_FILE_END): Likewise.
4806 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4807 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
4808 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4809 (ASM_OUTPUT_CASE_LABEL): Likewise.
4810 (ASM_OUTPUT_SKIP): Likewise.
4811 (ASM_OUTPUT_ASCII): Likewise.
4812 (ASM_OUTPUT_IDENT): Likewise.
4813 (READONLY_DATA_SECTION): Likewise.
4814 (EXTRA_SECTIONS): Likewise.
4815 (EXTRA_SECTION_FUNCTIONS): Likewise.
4816 (SELECT_RTX_SECTION): Likewise.
4817 (SELECT_SECTION): Likewise.
4819 * config/mips/linux.h (INVOKE__main): Undefine.
4820 (CTOR_LIST_BEGIN): Likewise.
4821 (CTOR_LIST_END): Likewise.
4822 (DTOR_LIST_BEGIN): Likewise.
4823 (DTOR_LIST_END): Likewise.
4824 (SET_ASM_OP): Defined it to ".dummy".
4825 (ASM_OUTPUT_DEF): Defined.
4826 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
4828 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
4830 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
4831 assembler supports .p2align.
4833 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
4835 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
4837 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4839 * integrate.c (expand_inline_function): Check for error_mark_node
4842 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4844 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
4847 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
4849 * configure.in (configargs.h): Define thread_model.
4850 * configure: Rebuilt.
4851 * gcc.c (main): Print it with -v.
4853 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
4855 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
4856 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
4857 * gcc.1: Regenerate.
4859 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4861 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
4862 is_redundant_typedef): Use static inline instead of inline static.
4864 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
4866 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
4867 this directory is always searched.
4869 2001-04-25 Richard Henderson <rth@redhat.com>
4871 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
4872 of registers to restore along non eh_return path.
4874 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4876 * c-format.c (check_format_info_recurse): Handle
4877 PLUS_EXPR for format string.
4879 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4881 * config/ia64/ia64.h (CC1_SPEC): Define.
4882 * config/ia64/linux.h (CC1_SPEC): Define.
4884 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
4886 * emit-rtl.c (constant_subword): Also do sign extension in
4887 BITS_PER_WORD == 16 case.
4889 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
4891 * loop.c (try_swap_copy_prop): Go back to checking insn.
4893 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4895 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
4896 if check_mode is non-zero.
4898 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4900 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
4901 out and comparison sequence has been detected, put result into
4902 proper temporary pseudo.
4904 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4906 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
4907 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
4908 * libgcc2.c: Remove __dummy and __builtin_saveregs.
4909 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
4910 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
4911 for future reference.
4913 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
4915 * except.c (reachable_handlers): Step out one level from a RESX.
4917 * except.c (struct eh_region): Rename 'last' to 'resume'.
4918 (mark_eh_region, duplicate_eh_region_1): Adjust.
4919 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
4920 (build_post_landing_pads): Likewise.
4921 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
4922 (expand_eh_region_end_must_not_throw): Likewise.
4923 (connect_post_landing_pads): Thread (only) regions with non-deleted
4926 * except.c (expand_eh_region_end_cleanup): Save the EH return data
4927 registers around the cleanup.
4928 (get_exception_filter): New fn.
4929 (finish_eh_generation): Use it.
4931 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
4933 * c-semantics.c (add_scope_stmt): Don't call
4934 current_scope_stmt_stack multiple times.
4936 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4937 Nathan Sidwell <nathan@codesourcery.com>
4939 Lazy __FUNCTION__ generation.
4940 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
4941 RID_C99_FUNCTION_NAME): New _RIDs.
4942 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
4943 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
4944 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
4946 (function_id_node, pretty_function_id_node, func_id_node): Remove.
4947 (c99_function_name_decl_node, function_name_decl_node,
4948 pretty_function_name_decl_node, saved_function_name_decls):
4950 (struct language_function): Remove x_function_name_declared_p.
4951 (make_fname_decl): Remove a parameter.
4952 (declare_function_names): Remove prototype.
4953 (start_fname_decls, finish_fname_decls): Prototype.
4954 (fname_as_string): Likewise.
4955 (fname_string, fname_decl): Likewise.
4956 * c-common.c (make_fname_decl): Adjust.
4957 (struct fname_var_t): New struct.
4958 (fname_vars): New static array.
4959 (declare_function_name): Remove.
4960 (start_fname_decls, finish_fname_decls): New functions.
4961 (fname_as_string): New function from remnants of
4962 declare_function_name.
4963 (fname_string, fname_decl): New functions.
4965 * c-decl.c (c_function_name_declared_p): Remove.
4966 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
4967 don't call declare_function_name. Call start_fname_decls.
4968 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
4969 clobber the line number. Call finish_decl.
4970 (start_function): Call start_fname_decls.
4971 (finish_function): Call finish_fname_decls.
4972 Remove c_function_name_declared_p.
4973 (push_c_function_context): Don't push c_function_name_declared_p.
4974 (pop_c_function_context): Don't pop c_function_name_declared_p.
4975 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
4976 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
4977 (program): Call finish_fname_decls for C.
4978 (primary): Add VAR_FUNC_NAME.
4979 (reswords): Add slots for __FUNCTION__ et al.
4980 (rid_to_yy): Add mappings for __FUNCTION__ et al.
4981 (yylexname): If it's a STRING_FUNC_NAME generate the function name
4982 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
4983 * c-semantics.c (prune_unused_decls): Remove.
4984 (finish_stmt_tree): Don't call prune_unused_decls.
4985 (genrtl_decl_stmt): Don't prune unused decls here.
4987 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
4989 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
4990 constant pool, use the pool's SYMBOL_REF instead.
4992 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
4995 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
4997 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
4998 passing nested NOP_EXPRs to fold.
5000 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
5002 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
5004 2001-04-22 Mark Mitchell <mark@codesourcery.com>
5006 * loop.c (loop_delete_insns): Add prototype.
5008 2001-04-23 Phil Edwards <pme@sources.redhat.com>
5010 * configure.in: Remove ENABLE_STD_NAMESPACE.
5011 * config.in: Regenerated.
5012 * configure: Regenerated.
5014 2001-04-22 Stan Shebs <shebs@apple.com>
5016 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
5018 * config/rs6000/xm-darwin.h: Remove file.
5020 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5022 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
5023 (write_c_file_stat): Likewise.
5025 * dbxout.c (dbxout_init): Likewise.
5027 * profile.c (output_func_start_profiler): Likewise.
5029 2001-04-22 Philipp Thomas <pthomas@suse.de>
5031 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
5032 require it instead of the CVS version.
5033 * cpperror.c (v_message): Put a blank before the macro
5034 body to not confuse exgettext.
5036 2001-04-21 Mark Mitchell <mark@codesourcery.com>
5038 * flow.c (proagate_one_insn): Remove useless assignment.
5039 * jump.c (delete_insn): Tidy.
5040 * loop.c (try_copy_prop): When deleting an instruction with a
5041 REG_RETVAL note, delete the entire libcall sequence.
5042 (loop_delete_insns): New function.
5043 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
5044 we're not substituting into them yet.
5046 2001-04-21 Kazu Hirata <kazu@hxi.com>
5048 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
5050 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
5052 * config/i960/i960.c (signed_arith_operand): Likewise.
5054 * calls.c (expand_call): Fix a comment typo.
5056 2001-04-20 Zack Weinberg <zackw@stanford.edu>
5058 * configure.in: Probe for times, clock, struct tms, and clock_t.
5059 * configure, config.in: Regenerate.
5060 * timevar.c: Replace ifdef forest in get_time with (relatively)
5061 straightforward series of checks based on autoconf's probes.
5063 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
5065 * config/pa/som.h (NM_FLAGS): Define.
5067 2001-04-20 Bernd Schmidt <bernds@redhat.com>
5069 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
5071 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
5072 * ia64.c (nop_cycles_until): New function.
5073 (prev_cycle, prev_first, last_issued): New static variables.
5074 (ia64_sched_reorder): Additional arg for clock.
5075 On final scheduling pass, emit extra NOPs as needed.
5076 Set prev_first and prev_cycle.
5077 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
5078 (ia64_variable_issue): Set last_issued.
5080 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
5082 * config/i386/i386.c (ix86_expand_int_movcc,
5083 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
5085 2001-04-20 Geoff Keating <geoffk@redhat.com>
5087 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
5088 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
5089 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
5090 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
5091 ctrdi_internal6): In the short-branch case, this insn is only 4
5092 bytes long. Reported by Reza Yazdani <reza@apple.com>.
5094 2001-04-20 Jakub Jelinek <jakub@redhat.com>
5096 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
5097 "=u" is used together with "st" resp. "st(1)" clobber.
5099 2001-04-20 Jakub Jelinek <jakub@redhat.com>
5101 * gcse.c (gcse_main): Fix comment typo.
5102 (delete_null_pointer_check): Likewise.
5103 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
5104 * cse.c (cse_insn): Likewise.
5105 * function.c (fixup_var_refs_insns_with_hash): The sequence is
5108 2001-04-19 Zack Weinberg <zackw@stanford.edu>
5110 * toplev.c: Excise all code for the undocumented -dm option.
5111 (float_signal): Call signal just once, unconditionally.
5113 2001-04-19 Geoff Keating <geoffk@redhat.com>
5115 * fold-const.c (fold): Use first_rtl_op rather than
5116 TREE_CODE_LENGTH when looping over parameters of a tree.
5117 Correct strange grouping in test for evaluated SAVE_EXPR.
5119 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
5121 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
5122 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
5124 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
5125 name at 32 total characters.
5126 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
5127 functions in named sections -- data items can still go into unique
5128 sections, but they have normal names (ie $LIT$ and $DATA$).
5130 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
5133 2001-04-19 DJ Delorie <dj@redhat.com>
5135 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
5136 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
5137 * config/i386/cygwin.h: Likewise.
5138 * config/i386/mingw32.h: Likewise.
5139 * config/vax/vms.h: Likewise.
5140 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
5142 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
5143 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
5144 * config/i386/xm-cygwin.h: Likewise.
5145 * config/i386/xm-djgpp.h: Likewise.
5146 * config/i386/xm-mingw32.h: Likewise.
5147 * config/vax/xm-vms.h: Likewise.
5149 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
5150 instead of OBJECT_SUFFIX.
5151 * collect2.c (find_a_file): Look for files matching the extension
5152 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
5153 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
5154 TARGET_EXECUTABLE_SUFFIX.
5155 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
5156 (make_relative_prefix): Likewise.
5157 (convert_filename): Use TARGET_ suffixes throughout. Remove
5159 (process_command): Likewise.
5160 (do_spec_1): Likewise.
5161 * java/lang.c (init_parse): Likewise.
5163 * gcc.texi : Document four new options matching the pattern
5164 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
5165 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
5166 documentation for NO_AUTO_EXE_SUFFIX.
5168 2001-04-19 Mark Mitchell <mark@codesourcery.com>
5170 * toplev.h (struct lang_hooks): Allow decode_option to indicate
5171 that language-independent processing should not be done.
5172 * toplev.c (main): Adjust accordingly.
5174 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
5175 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
5177 * mips.md (reload_outputdi): Require that operand0 be a
5180 2001-04-19 Jakub Jelinek <jakub@redhat.com>
5182 * invoke.texi (-Wshadow): Clarify.
5184 2001-04-18 Mark Mitchell <mark@codesourcery.com>
5186 * loop.c (load_mems): Examine all the instructions in the loop
5187 before concluding that all jumps branch to the first instruction
5190 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
5192 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
5194 2001-04-18 Jakub Jelinek <jakub@redhat.com>
5196 * cpp.texi (-Wwhite-space): Remove.
5197 (-Wall): -Wall does not imply -Wwhite-space.
5199 2001-04-17 Zack Weinberg <zackw@stanford.edu>
5201 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
5202 use it instead of blindly generating a .stabs.
5203 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
5205 * xcoffout.c: Don't bother defining default for N_CATCH.
5206 (UNKNOWN_STAB): Use internal_error.
5207 (stab_to_sclass): Remove now-unnecessary aborts.
5208 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
5210 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
5212 * jump.c (mark_all_labels): Canonicalize the tail recursion
5213 label attached to CALL_PLACEHOLDER insns.
5215 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5217 * output.h (dump_flow_info, free_basic_block_vars,
5218 which_alternative): Delete redundant prototypes.
5220 * rtl.h (bss_section): Likewise.
5222 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
5224 * dbxout.c (N_OPT): Define if not available from <stab.h>
5226 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
5228 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
5229 libraries and native K&R compilers.
5231 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5233 * c-typeck.c (convert_arguments): Don't check for width changes
5236 * invoke.texi (-Wtraditional): Update documentation.
5238 2001-04-16 Zack Weinberg <zackw@stanford.edu>
5240 * toplev.c (output_lang_identify): Delete.
5241 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
5242 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
5243 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
5244 after calling ASM_FILE_END.
5246 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
5247 Instead, unconditionally emit an N_OPT stab with string equal
5248 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
5250 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
5252 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
5253 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
5254 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
5255 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
5256 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
5257 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
5258 config/i370/i370.h, config/i386/beos-elf.h,
5259 config/i386/osf1elf.h, config/i386/osfrose.h,
5260 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
5261 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
5262 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
5263 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
5264 config/mips/iris6.h, config/mips/osfrose.h,
5265 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
5266 config/sparc/sp64-elf.h:
5267 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
5268 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
5270 * config/elfos.h, config/freebsd.h, config/linux.h,
5271 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
5272 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
5273 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
5274 of ASM_FILE_START which merely emit a .version directive. Delete
5275 definitions of ASM_FILE_END which merely emit an .ident directive.
5277 * config/avr/avr.h, config/vax/vax.h: Delete definition of
5278 ASM_IDENTIFY_GCC and move part of its logic into
5281 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
5282 config/sparc/linux-aout.h: Don't emit .version directive in
5285 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
5286 (output_file_start): Correct comment.
5288 * config/i386/osfrose.h: Don't emit trailing .ident directive.
5289 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
5291 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
5292 * config/rs6000/aix.h: Correct comment.
5294 * config/i386/i386afe.h: Delete.
5295 * config.gcc: Remove references to i386afe.h.
5297 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
5298 other macros deleted by this patch were undocumented.
5300 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
5302 * pa.md (reload_outdi): Operand 0 must be a non hard register.
5304 * pa.c (secondary_reload_class): SAR<->FP copies require a
5307 * install.texi (mips-mips-bsd): Update list of functions
5308 required to include memmove.
5309 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
5310 used functions to include memmove.
5312 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
5314 * i386.md (sqrtdf2): SFmode should be DFmode.
5316 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
5318 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
5319 (find_moveable_store): Likewise.
5321 2001-04-15 Jim Wilson <wilson@redhat.com>
5323 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
5325 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
5327 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
5328 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
5330 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
5332 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
5335 2001-04-14 Alan Modra <amodra@one.net.au>
5337 * pa.c (force_mode): New function.
5338 (emit_move_sequence): Use it instead of generating new rtx_REGs.
5340 2001-04-13 Jim Wilson <wilson@redhat.com>
5342 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
5343 (first_instruction): New static variable.
5344 (rtx_needs_barrier): Return 1 for alloc.
5345 (init_insn_group_barriers): Set first_instruction.
5346 (rws_sum): Delete duplicate definition.
5347 (group_barrier_needed_p): Return 0 when first_instruction true.
5348 (safe_group_barrier_needed_p): Save and restore first_instruction
5349 around group_barrier_needed_p call.
5351 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
5353 * expr.h (enum libfunc_index): Add LTI_memmove.
5354 (memmove_libfunc): Define macro.
5355 * optabs.c (init_optabs): Initialize memmove_libfunc.
5356 * expr.c (expand_assignment): Use memmove_libfunc instead of
5359 2001-04-13 Alan Modra <alan@linuxcare.com.au>
5361 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
5364 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5366 * Makefile.in (reg-stack.o): Depend on reload.h.
5367 (insn-attrtab.o): Depend on flags.h.
5369 * genattrtab (main): Include flags.h in insn-attrtab.c.
5371 * reg-stack.c: Include reload.h.
5373 * sparc.h (flag_pic): Delete redundant declaration.
5375 * output.h (flag_pic): Likewise.
5377 * tree.h (pedantic): Likewise.
5379 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5381 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
5383 * jump.c, regmove.c, toplev.c: Include reload.h.
5385 * reload.h (reload_cse_regs): Declare.
5387 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
5388 reload_cse_regs, init_reload, mark_home_live, reload,
5389 init_caller_save): Delete redundant prototypes.
5391 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5393 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
5395 * regclass.c, ssa.c: Include expr.h.
5397 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
5398 gen_move_insn): Delete redundant declarations.
5400 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5402 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
5403 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
5404 MAKEINFO and MAKEINFOFLAGS too.
5405 (stage4_build): Correctly order -B flags.
5407 2001-04-13 Alan Modra <amodra@one.net.au>
5409 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
5410 PIC_OFFSET_TABLE_SAVE_RTX.
5411 (zdepi_cint_p): Describe zdepi insn.
5412 Formatting and white space fixes throughout file.
5414 * pa.c (uint32_operand): Don't use long constant >= 2^32.
5415 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
5416 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
5417 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
5418 (output_64bit_and): Use plain `int's for shift counts.
5419 (output_64bit_ior): Likewise.
5420 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
5421 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
5424 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
5425 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
5426 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
5427 NEW_HP_ASSEMBLER into one. Kill warnings.
5429 * pa-gas.h: Delete file.
5430 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
5431 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
5432 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
5433 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
5435 * config/pa/mill32.S: New file.
5436 * config/pa/mill64.S: New file.
5437 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
5438 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
5439 * config/pa/t-linux64: New file.
5440 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
5441 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
5442 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
5444 * elfos.h (SELECT_SECTION): Undef before defining.
5445 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
5446 (LIB_SPEC): Remove -lmilli.
5447 (DBX_REGISTER_NUMBER): Remove.
5448 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
5449 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
5450 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
5451 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
5452 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
5453 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
5454 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
5455 TARGET_GAS): Define.
5456 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
5457 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
5458 regs if we don't have a prototype.
5459 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
5460 * pa.h (TARGET_ELF32): Default to 0 if undefined.
5461 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
5462 EH_RETURN_HANDLER_RTX): Define.
5463 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
5464 (DWARF_FRAME_REGNUM): Define.
5465 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
5466 * pa32-linux.h: New file.
5467 * pa64-linux.h: New file.
5469 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5470 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
5471 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
5472 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
5473 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
5474 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
5475 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
5476 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
5477 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
5478 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
5479 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
5480 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
5481 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
5482 * pa64-hpux.h: New file.
5483 (ASM_FILE_START): Correct typo.
5484 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
5485 * config.gcc: Modify for above.
5487 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
5489 * jump.c (jump_optimize_1): Don't delete dead stores here.
5490 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
5491 prior to running jump optimize before cse2.
5493 2001-04-12 Richard Henderson <rth@redhat.com>
5495 * Makefile.in (regmove.o): Depend on except.h.
5496 * regmove.c: Include it.
5498 2001-04-12 Stan Shebs <shebs@apple.com>
5500 * objc/objc-act.c: Remove all code ifdefed with the never-used
5501 macro OBJC_INT_SELECTORS.
5502 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
5503 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
5505 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
5507 * config/pa/quadlib.c: Add prototypes.
5509 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5511 * bitmap.h (debug_bitmap): Delete redundant prototype.
5513 * rtl.h (get_frame_size): Likewise.
5515 2001-04-12 Jim Wilson <wilson@redhat.com>
5517 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
5518 to just emit an fnorm.
5520 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5522 * c-common.h (truthvalue_conversion, type_for_mode,
5523 type_for_size): Delete redundant declarations.
5525 * c-lex.h (is_class_name): Likewise.
5527 * c-tree.h (pedantic, convert, getdecls, gettags,
5528 global_bindings_p, init_decl_processing, insert_block,
5529 maybe_build_cleanup, poplevel, print_lang_decl,
5530 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
5531 set_block, incomplete_type_error, build_function_call,
5532 lvalue_or_else, mark_addressable): Likewise.
5534 * expr.h (expand_tree_builtin): Likewise.
5536 2001-04-12 Mark Mitchell <mark@codesourcery.com>
5538 * invoke.texi: Document --param max-gcse-memory.
5540 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5542 * configure.in (errno): Check for declaration.
5543 * configure, config.in: Regenerated.
5545 * system.h (errno): Only declare if not already done.
5547 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5549 * recog.c (general_operand, immediate_operand,
5550 nonmemory_operand): Require CONST_INTs to be sign-extended
5551 values for their modes.
5553 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5555 * expmed.c (store_bit_field): Truncate CONST_INTs.
5556 (expand_mult_highpart, expand_divmod): Likewise.
5557 * expr.c (convert_modes, store_field): Likewise.
5558 * integrate.c (expand_inline_function): Use promote_mode() to
5559 determine whether to convert_modes() an argument as signed
5561 * optabs.c (expand_binop): Get CONST_INT operands
5562 sign-extended for their appropriate modes.
5563 * stmt.c (emit_case_nodes): Convert node values to the
5565 (expand_end_case): Convert minval and range to the appropriate
5567 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
5568 the iteration variable.
5569 * varasm.c (immed_double_const): Don't require words to be
5570 narrower than host wide ints to properly sign-extend
5573 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
5575 * sh.md (builtin_setjmp_receiver): New expander.
5577 2001-04-12 David Edelsohn <dje@watson.ibm.com>
5579 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
5580 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
5581 for generating CONST_INT and CONST_DOUBLE.
5583 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
5585 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
5586 already sign-extended.
5587 (rs6000_emit_prologue): Make register iterator signed.
5588 (rs6000_emit_epilogue): Likewise.
5589 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
5591 (movsf split, movdf split): Sign-extend CONST_INTs.
5592 (movdi splits): Likewise.
5594 2001-04-12 Kelley Cook <kelley.cook@home.com>
5596 * config-lang.in (lang_dirs): Add in zlib.
5598 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
5600 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
5601 operands that make it to RTL.
5603 2001-04-11 Stan Shebs <shebs@apple.com>
5605 Add Darwin (Mac OS X kernel) native support.
5606 * config.gcc (powerpc-*-darwin*): Add native bits.
5607 * config/darwin.c: New file, generic Darwin support functions.
5608 * config/darwin.h: New file, generic Darwin definitions.
5609 * config/darwin-protos.h: New file, generic Darwin prototypes.
5610 * rs6000/darwin.h: New file, Darwin for PowerPC.
5611 * rs6000/t-darwin: New file, Darwin makefile fragment.
5612 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
5613 (TARGET_MACHO): Ditto.
5614 (rs6000_abi): Add ABI_DARWIN.
5615 (RS6000_REG_SAVE): Add ABI_DARWIN case.
5616 (RS6000_SAVE_AREA): Ditto.
5617 (FP_ARG_MAX_REG): Ditto.
5618 (RETURN_ADDRESS_OFFSET): Ditto.
5619 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
5621 (rs6000_emit_move): Add ABI_DARWIN cases.
5622 (print_operand): Ditto.
5623 (first_reg_to_save): Ditto.
5624 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
5625 (debug_stack_info): Ditto.
5626 (rs6000_emit_prologue): Ditto.
5627 (rs6000_emit_epilogue): Ditto.
5628 (output_profiler_hook): Ditto.
5629 (output_function_profiler): Ditto.
5630 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
5631 (output_mi_thunk): Add TARGET_MACHO case.
5632 (add_compiler_stub): Ditto.
5633 (output_compiler_stub): Ditto.
5634 (no_previous_def): Ditto.
5635 (output_call): Ditto.
5636 (machopic_output_stub): Ditto.
5637 (rs6000_machopic_legitimize_pic_address): Ditto.
5638 (toc_section): Ditto.
5639 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
5640 (macho_high): Ditto.
5643 (load_macho_picbase): Ditto.
5644 (call): Add TARGET_MACHO case to modify function.
5645 (call_value): Ditto.
5646 (call_nonlocal_sysv): Add ABI_DARWIN case.
5647 (call_value_nonlocal_sysv): Ditto.
5648 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
5650 (machopic_output_stub): Ditto.
5651 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
5653 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5655 * dwarf2out.c (modified_type_die): Don't create new types here.
5656 * tree.h (get_qualified_type): New function.
5657 (build_qualified_type): Adjust comment.
5658 * tree.c (get_qualified_type): New function.
5659 (build_qualified_type): Use it.
5661 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5663 * cpp.texi (-Wtraditional): Update description.
5665 * invoke.texi (-Wtraditional): Likewise.
5667 2001-04-11 Jim Wilson <wilson@redhat.com>
5669 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
5670 requires more than 64 bits of alignment.
5672 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
5674 * cpplib.c (do_line): Sanity check iff enable checking.
5676 2001-04-11 Richard Henderson <rth@redhat.com>
5678 * Makefile.in (insn-recog.o): Depend on toplev.h.
5679 (insn-emit.o, doloop.o): Likewise.
5680 * genrecog.c, genemit.c: Include toplev.h in generated file.
5681 * doloop.c: Include toplev.h.
5683 2001-04-11 Mark Mitchell <mark@codesourcery.com>
5685 * Makefile.in (gcse.o): Depend on params.h.
5686 * gcse.c: Include params.h.
5687 (gcse_main): Don't do GCSE if doing so will take inordinate
5689 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
5690 * params.h (MAX_GCSE_MEMORY): New macro.
5692 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5694 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
5696 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
5698 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5700 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
5702 * real.h (ereal_atof, real_value_truncate, target_isnan,
5703 target_isinf, target_negative, assemble_real, debug_real): Delete
5704 redundant prototypes.
5706 * Makefile.in (ifcvt.o): Depend on toplev.h.
5708 * c-semantics.c: Include expr.h.
5710 * ifcvt.c: Include toplev.h.
5712 * expr.h (rtx_equal_p): Delete prototype.
5714 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
5715 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
5716 eliminate_constant_term, expand_complex_abs, find_single_use,
5717 make_tree, init_expr_once, init_optabs, supports_one_only):
5720 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
5721 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
5722 expand_assignment, store_expr, emit_line_note_after,
5723 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
5725 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
5727 * sparc-protos.h: Delete redundant prototypes.
5729 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
5731 * reload.c (push_reload): Add condition missed in SUBREG byte
5734 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5736 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
5738 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
5740 * i386.md (floatsisf_sse): Fix output template
5741 * i386.c (ix86_expand_fp_movcc)
5743 * reg-stack.c (emit_pop_insn): Handle complex modes.
5744 (move_for_stack_reg): Emit proper move mode.
5745 (subst_stack_regs_pat): Handle complex modes.
5747 2001-04-11 Jakub Jelinek <jakub@redhat.com>
5749 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
5751 2001-04-10 Richard Henderson <rth@redhat.com>
5753 * libgcc2.h (__terminate_func_ptr): Remove typedef.
5754 (__pure_virtual, __terminate, __terminate_set_func,
5755 __default_terminate, __throw_type_match, __empty,
5756 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
5757 __eh_rtime_match, __unwinding_cleanup, __rethrow,
5758 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
5759 Remove prototypes of deleted functions.
5761 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5763 * c-typeck.c (convert_arguments): -Wtraditional now activates
5764 -Wconversion warnings, except for changes in signed-ness.
5765 Detect complex<->int & int<->complex conversions as well.
5767 * invoke.texi (-Wtraditional): Document it.
5769 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5771 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
5772 * flow.c (set_block_for_new_insns): Remove needless cast and
5773 properly check for unset block number.
5775 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
5777 * function.c (purge_single_hard_subreg_set): Only check REGNO if
5778 the subreg was a hard register. Pseudos are left as subregs.
5780 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5782 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
5783 (LIB2ADD_ST): New macro, pass it to mklibgcc.
5784 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
5785 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
5786 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
5788 2001-04-09 Bo Thorsen <bo@suse.co.uk>
5790 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
5792 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5794 * output.h (set_block_num): Missed it earlier, remove deprecated
5797 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5799 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
5800 (load_killed_in_block_p): Change bb parameter from int to basic_block.
5801 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
5802 (handle_rd_kill_set): Change bb parameter from int to basic_block.
5803 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
5804 (expr_killed_p): Change bb parameter from int to basic_block, pass
5805 basic_blocks instead of ints as parameters.
5806 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
5807 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
5808 from int to basic_block, pass basic_blocks instead of ints as parms.
5809 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
5810 parameter from int to basic_block, pass basic_blocks instead of ints.
5811 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
5812 (insert_insn_end_bb): Change bb parameter from int to basic_block,
5813 pass basic_blocks instead of ints.
5814 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
5815 basic_blocks instead of ints as parameters.
5816 (pre_delete): Pass basic_blocks instead of ints as parameters.
5817 (hoist_expr_reaches_here_p): Change bb parameter from int to
5818 basic_block, pass basic_blocks instead of ints.
5819 (hoist_code): Pass basic_blocks instead of ints as parameters.
5820 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
5821 Change bb parameter from int to basic_block.
5822 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
5823 (insert_insn_start_bb): Change bb parameter from int to basic_block,
5824 pass basic_blocks instead of ints.
5825 (insert_store): Pass basic_blocks instead of ints as parameters.
5826 (replace_store_insn, delete_store): Change bb parameter from int to
5827 basic_block, pass basic_blocks instead of ints.
5828 (store_motion): Pass basic_blocks instead of ints as parameters.
5830 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5832 * basic-block.h (set_new_block_for_insns): New Prototype.
5833 (set_block_num): Delete prototype.
5834 * flow.c (set_block_num): Remove obsolete function.
5835 (set_block_for_new_insns): Set BB for single or multiple insns.
5836 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
5837 (process_insn_end_bb): Use set_block_for_new_insns or
5838 set_block_for_insn instead of set_block_num.
5839 (pre_insert_copy_insn): Use set_block_for_new_insns.
5840 (update_ld_motion_stores): Use set_block_for_new_insns.
5841 (insert_insn_start_bb): Use set_block_for_new_insns.
5842 (replace_store_insn): Use set_block_for_new_insns.
5844 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5845 Jeff Law <law@redhat.com>
5847 * alias.c (get_addr): Externalize.
5848 (canon_true_dependence): New function. Behaves like true_dependance
5849 except it already assumes a MEM has been canonicalized.
5850 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
5851 * gcse.c (struct ls_expr): Add load/store expressions structure.
5852 (modify_mem_list, canon_modify_mem_list): New variable.
5853 (gcse_main): Initialize & finalize alias analysis. Use enhanced
5854 load motion and store motion if requested.
5855 (alloc_gcse_mem): Allocate space for modify_mem_list array.
5856 (free_gcse_mem): Free the modify_mem_list array.
5857 (oprs_unchanged_p): Use load_killed_in_block_p.
5858 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
5859 (mems_conflict_for_gcse_p): New function. Don't kill loads
5860 with stores to themselves if its in the load/store expression list.
5861 (load_killed_in_block_p): New function.
5862 (canon_list_insert): New Function.
5863 (record_last_mem_set_info): Keep a list of all instructions which
5864 can modify memory for each basic block.
5865 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
5866 (oprs_not_set_p): Use load_killed_in_block_p.
5867 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
5868 (expr_killed_p): Use load_killed_in_block_p.
5869 (compute_transp): Do not pessimize memory references.
5870 (pre_edge_insert): Update stores for a load motion expression.
5871 (one_pre_gcse_pass): Check loads/stores for extra load motion.
5872 (ldst_entry): Find or create a ldst_expr structure.
5873 (free_ldst_entry): Free memory for an individual item.
5874 (free_ldst_mems): Free entire load/store expression list.
5875 (print_ldst_list): Print debug info.
5876 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
5877 (enumerate_ldsts): Assign integer values to each entry in list.
5878 (first_ls_expr): First expression in the list.
5879 (next_ls_expr): Next expression in the list.
5880 (simple_mem): Check if expression qualifies for ld/st expression list.
5881 (invalidate_any_buried_refs): Remove from expression list if its
5882 used in some other way we dont understand.
5883 (compute_ld_motion_mems): Find all potential enhanced load motion
5885 (trim_ld_motion_mems): Remove any expressions which are invalid.
5886 (update_ld_motion_stores): Copy store values to registers for loads
5887 which have been moved.
5888 (regvec, st_antloc, num_store): New global statics.
5889 (reg_set_info): Marks registers as set.
5890 (store_ops_ok): Verfies registers expressions are valid in a block.
5891 (find_moveable_store): Look for moveable stores in a pattern.
5892 (compute_store_table): Find stores in a function worth moving, maybe.
5893 (load_kills_store): Check dependance of a load and store.
5894 (find_loads): Find any loads in a pattern.
5895 (store_killed_in_insn): Check if a store is killed in an insn.
5896 (store_killed_after): Check is store killed after an insn in a block.
5897 (store_killed_before): Check is store killed before an insn in a block.
5898 (build_store_vectors): Generate the antic and avail vectors.
5899 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
5900 (insert_store): Add a store to an edge.
5901 (replace_store_insn): Replace a store with a SET insn.
5902 (delete_store): Delete a store insn.
5903 (free_store_memory): Free memory.
5904 (store_motion): Perform store motion.
5905 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
5906 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
5907 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
5908 (f_options): Add gcse-lm and gcse-sm.
5910 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
5912 * i386.c (expand_fp_movcc): Fix condition reversal code.
5914 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
5915 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
5916 (CLASS_MAX_NREGS): Use it.
5918 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
5919 handle properly complex values.
5920 (CLASS_MAX_NREGS): Likewise; update comment.
5922 2001-04-05 Bernd Schmidt <bernds@redhat.com>
5924 * ia64.c (ia64_flag_schedule_insns2): New variable.
5925 (ia64_override_options): Initialize it. Clear
5926 flag_schedule_insns_after_reload.
5927 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
5929 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
5931 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
5932 Do not require source to match destination anymore;
5933 Add abort to the nontrivial cases that should be handled by split.
5934 (fix_trunc?fdi): Add SSE case for x86_64.
5935 (floatdi?f): Likewise.
5936 (floatdi?f_sse): New.
5937 (fix_trunc?fdi_sse): New.
5939 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
5941 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
5942 (DEBUG_ARANGES_END_LABEL): Ditto.
5943 (dwarfout_init): Generate length and version fields at the start
5944 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
5945 after the length field.
5946 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
5947 the .debug_aranges info.
5949 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5951 * i386.c (call, call_value): Make sure that resulting call_insn
5952 does have proper second operand.
5954 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
5956 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
5957 function. Remove include of sys/cygwin.h.
5959 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
5961 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
5962 (CPP_SPEC): Always search */include/w32api for header files.
5963 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
5964 (LINK_SPEC): Add "cyg" to the library search prefixes.
5966 2001-04-08 Philip Blundell <philb@gnu.org>
5968 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
5970 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
5972 * cpperror.c (print_location): Don't special case <stdin>.
5973 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
5974 WARNING, but we don't check if we're in system headers.
5975 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
5976 * cpplib.c (do_warning): Warn in system headers.
5978 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
5980 * mbchar.c: Include config.h first.
5982 2001-04-07 Zack Weinberg <zackw@stanford.edu>
5984 * config.gcc: Set default for xmake_file at top, not bottom.
5985 Change places that set xmake_file to "none" to set to the
5986 empty string instead, or remove them entirely if there is no
5987 default xmake_file for this cpu_type. Remove references to
5990 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
5991 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
5992 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
5993 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
5994 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
5995 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
5996 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
5997 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
5998 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
5999 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
6002 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
6003 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
6004 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
6005 config/mips/x-sysv, config/rs6000/x-aix31:
6006 Just set CLIB to -lld or -lmld, as appropriate.
6008 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
6009 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
6010 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
6011 config/mips/x-iris, config/pa/x-pa:
6012 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
6013 OTHER_FIXINCLUDES_DIRS.
6015 * config/i386/x-djgpp: Don't set LN or LN_S.
6016 * config/m88k/x-dolph: Don't define __m88k__.
6017 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
6018 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
6019 * config/i860/fx2800.h: No need to #undef SVR4.
6021 38 x-host fragments remain, 2 x-cpu.
6023 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6025 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
6027 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6029 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
6031 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6033 * configure.in: Add check for lstat.
6034 * configure, config.in: Regenerate.
6035 * cppinit.c (append_include_chain): Make empty path ".".
6036 * cpplib.c (do_line): Don't simplify #line paths.
6037 * cppfiles.c (remove_component_p): New function.
6038 (find_or_create_entry): Acknowledge stat () errors during
6039 path simplification.
6040 (handle_missing_header): Don't simplify paths.
6041 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
6042 the empty path untouched. Don't leave a trailing '/'.
6044 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
6046 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
6047 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
6049 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
6051 * cppfiles.c (open_file): Fail directories silently, but
6052 with an errno of NOENT set.
6053 (read_include_file): Move the common exit code to the sole
6054 caller. Return an int indicating success or failure. Let
6055 open_file handle directories.
6056 (stack_include_file): If read_include_file fails,
6057 push a "null" buffer.
6059 2001-04-05 DJ Delorie <dj@redhat.com>
6061 * function.h (virtuals_instantiated): Declare.
6062 * function.c: (virtuals_instantiated): Make global.
6063 * calls.c (emit_library_call_value_1): Use
6064 virtual_outgoing_args_rtx only if it hasn't been instantiated.
6065 Otherwise, use the stack pointer directly.
6067 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
6069 * i386.c (x86_initialize_trampoline): New global function.
6070 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
6071 (INITIALIZE_TRAMPOLINE): Move offline.
6072 * i386-protos.h (x86_initialize_trampoline): Declare.
6074 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
6076 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
6077 (lea_0): Rename to lea_1.
6078 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
6079 (lea_general_?): Allow SImodes on TARGET_64BIT
6080 (lea_general_?_zext): New patterns.
6081 (call_1, call_1_rex64): Fix.
6083 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
6085 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
6087 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
6089 * i386.c (function_arg): Return constm1_rtx for last argument.
6090 (ix86_expand_prologue): Update gen_call calls.
6091 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
6092 * i386.md (call_pop): Likewise.
6093 (call): Second operand is VOIDmode.
6094 (call_0): Likewise; Support 64bits.
6095 (call_exp): New expander.
6096 (call_1): Get to the sync.
6097 (call_1_exp): New pattern.
6098 (call_value): Support 64bit.
6099 (call_value_exp): New pattern.
6100 (untyped_call): Update gen_call call.
6101 (call_value_pop): Disable for 64bit.
6102 (call_value_0_rex64): New pattern.
6103 (call_value_1_rex64): Likewise.
6105 2001-04-05 Bo Thorsen <bo@suse.de>
6107 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
6109 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
6111 * i386.md (*andsi_1+3): If used after reload, make sure the operand
6112 satisfies ANY_QI_REG_P.
6114 2001-04-05 Bernd Schmidt <bernds@redhat.com>
6116 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
6119 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
6122 2001-04-04 Zack Weinberg <zackw@stanford.edu>
6124 * config.gcc: Remove default for xm_file. Clean up local
6125 machine type handling. Remove settings of xm_file to
6126 something that doesn't exist. In the big switch, set xm_file,
6127 don't append to it (the value before the big switch is always
6128 null). Don't force build_xm_file or host_xm_file to have a value.
6129 * configure.in: Remove default for xm_file. Do not special
6130 case $cpu/xm-$cpu.h not existing.
6131 * configure: Regenerate.
6133 2001-04-04 Diego Novillo <dnovillo@redhat.com>
6135 * simplify-rtx.c (simplify_binary_operation): Check for overflow
6136 when folding integer division and modulo operations.
6138 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
6140 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
6141 instead of DWARF2_ADDR_SIZE for EH addresses.
6142 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
6145 2001-04-04 Richard Henderson <rth@redhat.com>
6147 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
6148 * config/ia64/t-glibc (LIB2ADDEH): Disable.
6149 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
6151 2001-04-04 Richard Henderson <rth@redhat.com>
6153 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
6154 * configure: Rebuilt.
6156 2001-04-04 Jakub Jelinek <jakub@redhat.com>
6158 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
6159 push insns to delete to it instead of deleting them.
6160 (delete_null_pointer_checks): Delete insns from delete_list after
6161 all delete_null_pointer_checks_1 passes are done.
6163 2001-04-04 Richard Henderson <rth@redhat.com>
6165 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
6166 * configure: Rebuilt.
6168 2001-04-04 Zack Weinberg <zackw@stanford.edu>
6170 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
6171 * config/romp/xm-romp.h: Delete.
6173 2001-04-04 Bernd Schmidt <bernds@redhat.com>
6175 * sched-deps.c (sched_analyze_insn): Partially revert March 27
6178 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6180 * emit-rtl.c (mark_label_nuses) Increment the label uses for
6181 all labels present in rtx.
6182 (try_split) Call new function for all split insns.
6184 2001-04-04 Jakub Jelinek <jakub@redhat.com>
6186 * recog.c (validate_replace_rtx_1): Instead of aborting just make
6187 sure the change won't be validated.
6189 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
6191 * rtl.h (set_noop_p): Declare.
6192 * flow.c (set_noop_p): Move from here ...
6193 * rtlanal.c (set_noop_p): ... to here and enhance.
6194 * cse.c (delete_trivially_dead_insns): Use it.
6195 * gcse.c (hash_scan_set): Likewise.
6196 * jump.c (delete_noop_moves): Likewise.
6197 * recog.c (split_all_insns): Likewise.
6199 2001-04-04 Alan Modra <alan@linuxcare.com.au>
6201 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
6202 stack pointer via a LO_SUM. Ditto for setting a temp register
6203 used to save to the stack. Set cfa_temp when setting fp, and
6204 allow matches to cfa_temp in addition to cfa_store when saving
6205 regs. Handle POST_INC and LO_SUM register stores. Document the
6206 changes and errors in rule 12 doco.
6208 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
6209 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
6210 (load_reg): Move closer to epilogue code.
6211 (DO_FRAME_NOTES): Define to control the following..
6212 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
6213 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
6215 (hppa_expand_epilogue): Likewise.
6217 2001-04-03 Richard Henderson <rth@redhat.com>
6219 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
6220 * configure: Rebuild.
6222 2001-04-03 Richard Henderson <rth@redhat.com>
6224 * rtl.h (LCT_THROW): New.
6225 * calls.c (emit_library_call_value_1): Handle it.
6226 * except.c (connect_post_landing_pads): Use it.
6228 2001-04-03 Zack Weinberg <zackw@stanford.edu>
6230 * gansidecl.h: Delete file.
6231 * configure.in: Change all refs to gansidecl.h to use
6232 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
6234 * configure: Regenerate.
6236 * Makefile.in (intl.o): Don't depend on gansidecl.h.
6237 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
6238 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
6239 Don't include gansidecl.h.
6240 * intl.c, main.c, version.c, fixinc/fixlib.h,
6241 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
6244 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
6246 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
6249 2001-04-03 Zack Weinberg <zackw@stanford.edu>
6251 * config/i386/xm-beos.h, config/i386/xm-isc.h,
6252 config/i386/xm-next.h, config/i386/xm-sco.h,
6253 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
6254 config/m88k/xm-m88k.h: Delete.
6256 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
6257 * config/romp/xm-romp.h: Don't define bcopy.
6258 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
6259 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
6261 * config.gcc: Remove references to deleted files.
6263 14 xm-host.h remain, 1 xm-cpu.h.
6265 2001-04-03 Jakub Jelinek <jakub@redhat.com>
6266 David S. Miller <davem@pierdol.cobaltmicro.com>
6267 Andrew MacLeod <amacleod@redhat.com>
6269 Use byte offsets in SUBREGs instead of words.
6271 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
6272 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
6273 to pass new argument.
6274 (add_stored_regs): Use subreg_regno_offset function.
6275 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
6277 (precompute_arguments): Use gen_lowpart_SUBREG.
6278 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
6279 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
6280 (simplify_set): Rework to use SUBREG_BYTE.
6281 (expand_field_assignment): Use SUBREG_BYTE.
6282 (make_extraction): Use SUBREG_BYTE.
6283 (if_then_else_cond): Use SUBREG_BYTE.
6284 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
6285 (gen_lowpart_for_combine): Compute full byte offset.
6286 * cse.c (mention_regs): Use SUBREG_BYTE.
6287 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
6288 (canon_hash): Use SUBREG_BYTE.
6289 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
6290 (gen_lowpart_if_possible): Formatting.
6291 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
6293 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
6294 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6295 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6296 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
6297 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6298 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
6299 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
6300 certain invariants about SUBREGs the compiler creates.
6301 (gen_lowpart_SUBREG): New function.
6302 (subreg_hard_regno): New function to get the final register number.
6303 (gen_lowpart_common): Use SUBREG_BYTE.
6304 (gen_imagpart): Spacing nits.
6305 (subreg_realpart_p): Use SUBREG_BYTE.
6306 (gen_highpart): Use SUBREG_BYTE.
6307 (subreg_lowpart_p): Always compute endian corrected goal offset,
6308 even at the byte level, then compare against that.
6309 (constant_subword): New function, pulled out all constant cases
6310 from operand_subword and changed second argument name to offset.
6311 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
6312 and call constant_subword to do the work. Return const0_rtx if
6313 looking for a word outside of OP.
6314 (operand_subword_force): Change second arg name to offset.
6315 * expmed.c (store_bit_field): Use SUBREG_BYTE.
6316 (store_split_bit_field): Use SUBREG_BYTE.
6317 (extract_bit_field): Use SUBREG_BYTE.
6318 (extract_split_bit_field): Use SUBREG_BYTE.
6319 (expand_shift): Use SUBREG_BYTE.
6320 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
6321 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
6322 * flow.c (set_noop_p): Use SUBREG_BYTE.
6323 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
6324 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
6325 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
6327 (optimize_bit_field): Use SUBREG_BYTE.
6328 (purge_addressof_1): Use SUBREG_BYTE.
6329 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
6330 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
6331 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
6332 * gengenrtl.c (special_rtx): Add SUBREG.
6333 * global.c (mark_reg_store): Use SUBREG_BYTE.
6334 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
6335 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
6336 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
6337 final byte offset is congruent to subreg's mode size.
6338 (subst_constants): Use SUBREG_BYTE.
6339 (mark_stores): Use subreg_regno_offset function.
6340 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
6341 function and SUBREG_BYTE.
6342 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
6343 (reg_is_born): Use subreg_hard_regno.
6344 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
6345 endian correction code. Don't combine subregs unless resulting
6346 offset aligns with type. Fix subreg constant extraction for DImode.
6347 Simplify SUBREG of VOIDmode CONST_DOUBLE.
6348 (general_operand): Remove dead mode_altering_drug code.
6349 (indirect_operand): Use SUBREG_BYTE.
6350 (constrain_operands): Use subreg_regno_offset function.
6351 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
6352 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
6353 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
6354 * regs.h (REG_SIZE): Allow target to override.
6355 (REGMODE_NATURAL_SIZE): New macro which target can override.
6356 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
6357 on the entire subreg rtx.
6358 (push_reload): Use SUBREG_BYTE in comments and code.
6359 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
6360 for hard registers inside subregs.
6361 (operands_match_p): Use subreg_regno_offset.
6362 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
6363 containing hard regs.
6364 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
6365 corrections when fixing up MEM subregs.
6366 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
6367 subreg_regno_offset where appropriate.
6368 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
6369 byte endian corrections when fixing up MEM subregs.
6370 (subst_reloads): When combining two subregs, make sure final
6371 offset is congruent to subreg's mode size.
6372 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
6373 (refers_to_regno_for_reload_p): Use subreg_regno.
6374 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
6375 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
6376 correction code for memory subreg fixups.
6377 (forget_old_reload_1): Use subreg_regno_offset.
6378 (choose_reload_regs): Use subreg_regno.
6379 (emit_input_reload_insns): Use SUBREG_BYTE.
6380 (reload_combine_note_store): Use subreg_regno_offset.
6381 (move2add_note_store): Use subreg_regno_offset.
6382 * resource.c (update_live_status, mark_referenced_resources): Use
6383 subreg_regno function.
6384 (mark_set_resources): Use subreg_regno function.
6385 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
6386 (subreg_regno_offset, subreg_regno): Define prototypes.
6387 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
6388 (gen_lowpart_SUBREG): Add prototype.
6389 * rtl.texi (subreg): Update to reflect new byte offset representation.
6390 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
6391 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
6392 (reg_overlap_mentioned_p): Use subreg_regno.
6393 (replace_regs); Make sure final offset of combined subreg is
6394 congruent to size of subreg's mode.
6395 (subreg_regno_offset): New function.
6396 (subreg_regno): New function.
6397 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
6398 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
6399 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
6400 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
6401 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
6402 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
6403 (a29k_get_reloaded_address): Use SUBREG_BYTE.
6404 (print_operand): Use SUBREG_BYTE.
6405 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
6406 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
6407 (arm_reload_out_hi): Use SUBREG_BYTE.
6408 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
6409 instead of SUBREG_WORD.
6410 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
6411 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
6412 SUBREG creation to use byte offset.
6413 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
6414 inverted load insns): Fix explicit rtl subregs to use byte
6416 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
6417 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
6418 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
6419 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
6420 to use byte offsets.
6421 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
6422 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
6423 offsets, also make sure it is congruent to SUBREG's mode size.
6424 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
6425 unnamed ldob insn): Generate SUBREGs with byte offset.
6426 (zero_extendqihi2): SUBREG's are byte offsets.
6427 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
6428 (m68hc11_gen_highpart): Use SUBREG_BYTE.
6429 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
6430 zero-extendqisi2): Generate SUBREGs with byte offset.
6431 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
6432 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
6433 subregs in rtl to use byte offsets.
6434 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
6435 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
6436 (mips_move_2words): Use subreg_regno_offset.
6437 (mips_secondary_reload_class): Use subreg_regno_offset.
6438 * config/mips/mips.md (DImode plus, minus, move, and logical op
6439 splits): Fixup explicit subregs in rtl to use byte offsets.
6440 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
6441 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
6442 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
6443 rtl to use byte offsets.
6444 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
6445 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
6446 subregs to use byte offsets.
6447 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
6448 Fixup explicit subregs in rtl to use byte offsets.
6449 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
6450 and remove byte endian correction code.
6451 * config/sh/sh.c (output_movedouble): Use subreg_regno.
6452 (gen_ashift_hi): Use SUBREG_BYTE.
6453 (regs_used): Use subreg_regno_offset.
6454 (machine_dependent_reorg): Use subreg_regno_offset.
6455 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
6456 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
6457 (movdf_i4): Subregs are byte offsets now.
6458 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
6459 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
6460 (REGMODE_NATURAL_SIZE): Override.
6461 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
6462 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
6464 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
6465 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
6466 extendqidi2): Generate SUBREGs with byte offsets, also make sure
6467 it is congruent to SUBREG's mode size.
6468 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
6470 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
6471 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
6472 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
6473 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
6474 * config/v850/v850.c (print_operand, output_move_double): Use
6475 subreg_regno function.
6477 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
6479 * configure.in (target_subdir): Use target_alias, not target.
6480 * configure: Rebuilt.
6482 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
6484 * config/sh/crti.asm: Fix typos in comments.
6486 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6488 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
6489 TARGET_FAST_INDIRECT_CALLS.
6490 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
6492 (return_addr_rtx): Short circuit export stub matching when
6493 TARGET_NO_SPACE_REGS.
6494 (output_millicode_call): For out of range calls, make -fPIC
6495 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
6496 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
6497 * pa.md: Modify length attr calculation of all millicode insns to
6500 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
6502 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
6503 Require at least 2.11 in the version test. Specifically check
6504 for and reject GAS version 2.10.90.
6505 * configure: regenerate.
6507 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6509 * pa.c (override_options): Remove PIC profiling warning.
6510 (hp_profile_labelno): Delete.
6511 (hp_profile_label_rtx): Delete.
6512 (hp_profile_label_name): Delete.
6513 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
6514 (output_function_prologue): Remove profiling code and all tests on
6515 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
6516 merge_sp_adjust_with_store can work for PIC and profiling.
6517 (hppa_expand_epilogue): Remove profile_flag test.
6518 (hppa_can_use_return_insn_p): Likewise.
6519 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
6520 cater for PROFILE_HOOK.
6521 (hppa_profile_hook): New function.
6522 * pa.h (FUNCTION_PROFILER): Now does nothing.
6523 (PROFILE_HOOK): Define.
6524 (hppa_profile_hook): Declare.
6525 (PROFILE_BEFORE_PROLOGUE): Delete.
6526 (ASM_OUTPUT_REG_PUSH): Delete.
6527 (ASM_OUTPUT_REG_POP): Delete.
6528 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
6529 r24. Accept function name operand, and use this and a locally
6530 generated label to calculate pc-rel offset to func start.
6532 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6534 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
6535 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
6538 2001-04-03 Alan Modra <alan@linuxcare.com.au>
6540 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
6541 LO_SUM cases to where they belong.
6543 2001-04-02 Richard Henderson <rth@redhat.com>
6545 * except.h (lang_eh_type_covers): Mark extern.
6546 (lang_eh_runtime_type): Likewise.
6548 2001-04-02 Zack Weinberg <zackw@stanford.edu>
6550 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
6551 gengenrtl.c: Wrap generated header in multiple-include guard.
6552 Improve error checking.
6554 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6556 * configure.in: Don't check for putenv.
6557 * configure: Regenerate.
6558 * gcc.c (putenv): Don't define.
6559 * vax/xm-vms.h: Handle putenv.
6561 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6563 * ifcvt.c (noce_emit_move_insn): New.
6564 (noce_try_store_flag, noce_try_store_flag_constants,
6565 noce_try_store_flag_inc, noce_try_store_flag_mask,
6566 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
6567 noce_try_abs): Use it.
6568 (noce_process_if_block): Likewise.
6569 For STRICT_LOW_PART, take mode from its SUBREG.
6571 2001-04-02 Jakub Jelinek <jakub@redhat.com>
6573 * fold-const.c (fold): Before optimizing unsigned comparison with
6574 0x7fffffffU, make sure arg0 is integral type.
6576 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
6578 * c-tree.texi: Document representation of wide strings.
6580 2001-04-01 Richard Henderson <rth@redhat.com>
6582 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
6584 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
6586 * i386.md: remove obsoleted comments.
6587 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
6588 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
6589 fix output template.
6591 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
6593 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
6595 2001-03-30 Bernd Schmidt <bernds@redhat.com>
6597 * loop.c (load_mems): When generating a load from a pseudo, update
6600 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6602 * i386.c (ix86_split_long_move): Use change address to compensate
6603 stack pointer change in push instruction.
6605 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6607 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
6608 instead of rtx_equal_p; fix the output template.
6610 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
6612 * i386.c (ix86_expand_setcc): Support 64bit.
6613 (ix86_expand_int_movcc): Likewise.
6614 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
6617 * i386.md (allocate_stack_worker): Turn to expander.
6618 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
6620 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
6622 2001-03-29 Richard Henderson <rth@redhat.com>
6624 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
6626 2001-03-28 Matthew Hiller <hiller@redhat.com>
6628 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
6631 * MAINTAINERS: Added self.
6633 2001-03-28 Richard Henderson <rth@redhat.com>
6635 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
6636 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
6638 2001-03-28 Jim Wilson <wilson@redhat.com>
6640 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
6643 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6645 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
6647 * tradcif.y (yyerror): Likewise. Add format specifier in call to
6650 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
6652 2001-03-28 DJ Delorie <dj@redhat.com>
6654 * Makefile.in (stage1_build): Revert CFLAGS patch.
6656 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
6658 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
6659 when multiplier or multiplicand is zero.
6661 2001-03-28 Bernd Schmidt <bernds@redhat.com>
6663 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
6665 * config/ia64/ia64.c (update_set_flags): New function, broken out of
6667 (set_src_needs_barrier): Likewise.
6668 (rtx_needs_barrier): For SET case, use these two functions. Rework
6669 PARALLEL case to handle all inputs before all outputs.
6670 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
6671 saw a label and no stop bit since then.
6672 (maybe_rotate, process_epilogue): Add prototypes.
6674 2001-03-28 Richard Henderson <rth@redhat.com>
6676 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
6677 not TARGET_TOC for special toc restore handling.
6678 * config/rs6000/rs6000.md (eh_return): Likewise.
6680 2001-03-28 Richard Henderson <rth@redhat.com>
6682 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
6683 current_function_calls_eh_return.
6684 (output_function_epilogue): Handle eh_return.
6685 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
6686 (EH_RETURN_DATA_REGNO): New.
6687 (EH_RETURN_STACKADJ_RTX): New.
6688 (EH_RETURN_HANDLER_RTX): New.
6689 * config/sparc/sparc.md (call/short branch peepholes): Check
6690 can_throw_internal instead of in_same_eh_region.
6692 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
6693 for eh_return data registers.
6694 (rs6000_emit_prologue): Save eh_return data registers.
6695 (rs6000_emit_epilogue): Force inline restores if eh_return.
6696 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
6697 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
6698 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
6699 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
6700 the target uses one.
6701 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
6702 (return_eh_si, return_eh_di): Remove.
6703 (eh_return): New, from corpse of eh_epilogue.
6704 (eh_set_lr_si, eh_set_lr_di): New.
6706 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
6707 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
6708 True for pic register if current_function_calls_eh_return.
6709 (ix86_expand_epilogue): Change "emit_return" argument into "style".
6710 Handle eh_return requirements.
6711 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
6712 (EH_RETURN_STACKADJ_RTX): New.
6713 * config/i386/i386.md (exception_receiver): Remove.
6714 (eh_return, eh_return_1): New.
6715 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6717 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
6718 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
6719 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
6720 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
6721 (EH_RETURN_DATA_REGNO): New.
6722 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
6723 * config/alpha/alpha.md (eh_epilogue): Remove.
6724 (exception_receiver): Use $26 for ldgp input.
6725 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
6727 2001-03-28 Richard Henderson <rth@redhat.com>
6729 * except.c: Rewrite entirely for IA-64 ABI exception handling.
6730 * except.h: Likewise.
6732 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
6733 (LIB2ADDEHDEP): New.
6734 (LIB2FUNCS_EH): Remove.
6735 (LIB2ADD): Remove LIB2ADDEH.
6736 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
6737 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
6738 (crt{begin,end}[S].o): Likewise.
6739 (except.o): Update includes.
6740 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
6741 (libgcc2_c_dep): Use LIB2ADDEHDEP.
6743 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
6744 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
6745 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
6746 * builtins.c (expand_builtin): Implement it.
6747 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
6748 * c-common.c (c_common_nodes_and_builtins): Declare it.
6749 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
6750 * calls.c (libfunc_nothrow): Remove.
6751 (emit_library_call_value_1): Don't call it.
6752 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
6753 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
6754 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
6755 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
6756 (current_funcdef_number): Globalize.
6757 (output_call_frame_info): Emit frame data if an lsda is needed.
6758 Generate augmentation for personality routine. Don't play with
6760 (dwarf2out_begin_prologue): Record funcdef_number.
6761 * dwarf2out.h (current_funcdef_number): Declare.
6762 * expr.c (expand_expr): Update for except.h name changes.
6763 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
6764 * expr.h (LTI_throw, LTI_rethrow): Remove.
6765 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
6766 (LTI_eh_rtime_match): Remove.
6767 (LTI_unwind_resume, LTI_eh_personality): Add.
6768 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
6769 * final.c (final): Don't call check_exception_handler_labels,
6770 init_insn_eh_region, or free_insn_eh_region.
6771 (final_scan_insn): Always emit debug labels for
6772 NOTE_INSN_EH_REGION notes.
6773 * flags.h (flag_new_exceptions): Remove.
6774 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
6775 (record_active_eh_regions): Remove.
6776 (count_basic_blocks): Check all instructions for REG_EH_REGION.
6777 Use can_throw_internal.
6778 (find_basic_blocks_1): Likewise.
6779 (move_stray_eh_region_notes): Remove.
6780 (find_label_refs): No eh_return_stub_label.
6781 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
6782 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
6784 (delete_unreachable_blocks): Don't track deleted handlers.
6785 (flow_delete_block): Use maybe_remove_eh_handler.
6786 (delete_eh_regions): Remove.
6787 (merge_blocks): Don't check for eh region match.
6788 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
6789 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
6790 (init_propagate_block_info): Disable dead frame store optimization
6791 when current_function_calls_eh_return.
6792 (dump_bb): Don't print eh_beg, eh_end.
6793 * function.c (fixup_var_refs): No catch_clauses.
6794 (expand_function_end): Likewise. Call expand_eh_return before
6795 the return register use. Call sjlj_emit_function_exit_after.
6796 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
6797 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
6798 * ifcvt.c (dead_or_predicable): Remove eh region check.
6799 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
6800 Don't check for EH vs parameters.
6801 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
6802 (expand_inline_function): Call duplicate_eh_regions.
6803 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
6804 (copy_insn_notes): Remap REG_EH_REGION notes.
6805 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
6806 * integrate.h (struct inline_remap): Add local_return_label.
6807 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
6808 check_exception_handler_labels, nor exception_optimize.
6809 (find_cross_jump): No EH region check.
6810 * optabs.c (init_optabs): Update for changed eh libfuncs.
6811 * rtl.def (RESX): New.
6812 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
6813 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
6814 checks. Update for except.h name changes.
6815 (expand_cleanups): Likewise.
6816 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
6817 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
6818 (compile_file): Call init_eh before init_optabs. Don't
6819 output_exception_table here.
6820 (rest_of_compilation): Call convert_from_eh_region_ranges,
6821 convert_to_eh_region_ranges, output_function_exception_table.
6822 Don't emit_eh_context.
6823 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
6824 (EXC_PTR_EXPR): New.
6826 * md.texi (eh_epilogue): Remove.
6827 (eh_return): Document.
6828 * tm.texi (EH_RETURN_DATA_REGNO): Document.
6829 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
6831 * eh-common.h: Remove file.
6832 * frame-dwarf2.c, frame.c, frame.h: Remove files.
6833 * libgcc2.c (L_eh): Remove.
6835 * unwind-dw2-fde.c: New file, largely copied from frame.c.
6836 * unwind-dw2-fde.h: New file.
6837 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
6838 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
6839 * libgcc-std.ver: Update for eh symbols.
6841 2001-03-27 Richard Henderson <rth@redhat.com>
6843 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
6844 reduce false positives.
6845 (regmove_optimize): Disable if flag_non_call_exceptions.
6847 * stmt.c (expand_return): Remove always true predicate.
6848 (expand_decl_cleanup_no_eh): Remove dead code.
6850 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
6851 barrier code. Add a scheduling barrier if a non-call insn
6852 can throw internally.
6854 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
6855 Auto-inc addresses trap only if their base register does.
6857 * except.c (can_throw_internal): Rename from can_throw.
6858 * except.h, resource.c: Update references.
6860 * integrate.c (copy_insn_list): Use returnjump_p.
6861 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
6863 * function.h (struct function): Move all boolean valued fields
6864 to single bit fields at the end of the struct.
6866 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
6868 Rename asynchronous_exceptions to flag_non_call_exceptions.
6870 * gthr-single.h (UNUSED): New. Distinguish between how C
6871 and C++ mark unused function arguments. Use throughout.
6873 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
6874 value to target configuration header.
6875 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
6876 * config.in, configure: Rebuild.
6877 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
6878 configuration and target defines.
6879 (exceptions_via_longjmp): Remove.
6880 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
6881 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
6883 * except.h (flag_non_call_exceptions): Move ...
6884 * flags.h: ... here.
6886 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
6887 exceptions, put the note on the trapping instruction.
6889 * flags.h (flag_new_exceptions): Remove.
6890 * toplev.c: Don't set it.
6891 * final.c: Don't check it.
6892 * except.c: Provide stub definition.
6894 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
6895 (calculate_global_regs_live): Kill call-clobbered registers
6896 across exception edges.
6897 * reg-stack.c (convert_regs_1): Kill the entire target stack
6898 across non-call exception edges.
6900 * flow.c (cleanup_cfg): Take no argument.
6901 * output.h, sibcall.c, toplev.c: Update all calls.
6903 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6905 * configure.in: Don't check for bcopy.
6906 * configure, config.in: Regenerate.
6908 * system.h: Don't define or prototype bcopy, instead poison it.
6910 2001-03-27 Richard Henderson <rth@redhat.com>
6912 * function.c (expand_function_start): Set DECL_REGISTER on
6913 a pseudo used for DECL_RESULT.
6915 * rtl.h (LCT_NORETURN): New.
6916 * calls.c (emit_library_call_value_1): Handle it.
6918 2001-03-27 Stan Shebs <shebs@apple.com>
6920 * objc/objc-act.c (objc_init): Use dump_base_name.
6921 (gen_declaration): Clear the buffer arg.
6922 (gen_declaration_1): New function, body of gen_declaration.
6923 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
6924 (gen_method_decl): Ditto, plus always clear buffer arg.
6925 (error_with_ivar): Simplify.
6926 (warn_with_method): Ditto.
6927 (build_message_expr): Don't clear buffers.
6928 (dump_interface): Ditto.
6929 (objc_debug): Ditto.
6930 (build_keyword_selector): Clear the buffer by only zeroing
6932 (objc_implementation_context): Declare.
6933 (start_class): Warn about missing @end.
6934 (finish_objc): Ditto.
6936 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
6938 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
6940 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6942 * Makefile.in (SYSTEM_H): Define.
6943 Depend on $(SYSTEM_H), not system.h.
6945 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
6947 2001-03-27 Jim Wilson <wilson@redhat.com>
6949 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
6951 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
6952 (process_epilogue): New static function.
6953 (process_set): Call process_epilogue instead of emitting .restore
6955 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
6957 * flow.c (struct reg_cond_life_info): New fields orig_condition
6959 (init_propagate_block_info): Set new fields.
6960 (mark_regno_cond_dead): Set and use new fields.
6961 (flush_reg_cond_reg_1): Likewise.
6962 (and_reg_cond, case AND): Check for redundant AND conditions.
6963 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
6966 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
6968 * cppmacro.c (stringify_arg): Null terminate strings.
6970 2001-03-27 Zack Weinberg <zackw@stanford.edu>
6972 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
6973 inclusion style. xm-m68hc11.h no longer exists.
6974 * config/m68hc11/xm-m68hc11.h: Delete file.
6975 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
6977 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
6978 Don't define GCC_VERSION, N_, or PARAMS; don't include
6979 gansidecl.h or stdio.h. Define inhibit_libc here.
6980 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6981 Delete code conditioned on #if GCC_VERSION == 2095.
6983 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
6984 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6985 Delete code conditioned on #if GCC_VERSION == 2095.
6987 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6989 * system.h: Include symcat.h.
6990 (STRINGIFY): Don't define.
6992 * configure.in: Adjust comment.
6994 * builtins.c: Use STRINGX, not STRINGIFY.
6995 * gencheck.c: Likewise.
6996 * gengenrtl.c: Likewise.
6997 * protoize.c: Likewise.
6999 * cpplex.c: Don't include symcat.h.
7000 * cpplib.c: Likewise.
7002 * gansidecl.h (HAVE_STRINGIZE): Don't define.
7004 2001-03-27 Alan Modra <alan@linuxcare.com.au>
7006 * c-typeck.c (digest_init): Fold init expression.
7008 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7010 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
7012 2001-03-27 Alan Modra <alan@linuxcare.com.au>
7014 * except.c (eh_regs): Save results of build_pointer_type to a temp
7015 as FUNCTION_VALUE macro may evaluate its args multiple times.
7017 2001-03-26 Mark Mitchell <mark@codesourcery.com>
7019 * c-common.h (DECL_NUM_STMTS): New macro.
7020 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
7022 (pushdecl): Likewise.
7023 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
7024 * integrate.c (expand_inline_function): Don't check
7026 * print-tree.c (print_node): Don't print it.
7027 * toplev.c (rest_of_compilation): Don't try to inline when
7028 flag_no_inline is on.
7029 * tree.h (DECL_FRAME_SIZE): Remove.
7030 (tree_decl): Adjust accordingly.
7032 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7034 * combine.c (try_combine): Use memcpy, not bcopy.
7036 * genattrtab.c (expand_units): Likewise.
7038 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
7040 * i386.md (push mem DI peep2): New.
7041 (mov 0, mov -1 peep2): Handle 64bit.
7042 (lea to arithmetics peep2): Handle 64bit leas.
7043 (rsp arithmetics to push/pop peep2s): New.
7045 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
7047 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
7049 * i386.c (struct machine_function): Add save_varrargs_registers.
7050 (ix86_save_varrargs_registers): New macro.
7051 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
7052 (ix86_expand_prologue): Likewise.
7053 (ix86_emit_epilogue_esp_adjustement): Likewise.
7054 (ix86_expand_epilogue): Likewise.
7055 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
7056 (pro_epilogue_adjust_stack_1): New insn.
7057 (pro_epilogue_adjust_stack_rex64): Likewise.
7058 * i386.h (MASK_NO_RED_ZONE): New constant.
7059 (TARGET_RED_ZONE): New macro.
7060 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
7061 (RED_ZONE_SIZE): New constant.
7062 (RED_ZONE_RESERVE): New constant.
7064 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7066 * toplev.c (set_float_handler): Use memcpy, not bcopy.
7068 2001-03-25 Kazu Hirata <kazu@hxi.com>
7070 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
7073 (umodhi3): Likewise.
7076 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7078 * mkconfig.sh (DEFINES): Handle entries with '='.
7080 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
7081 Set xm_defines to MACRO=value instead.
7083 * i370/xm-mvs.h: Delete.
7085 * ns32k/xm-pc532-min.h: Likewise.
7087 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
7089 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
7091 use ix86_expand_binary_operator
7092 (?sh??i_?): Disable for 64bit.
7093 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
7094 * i386.c (shiftdi_operand): New predicate.
7096 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
7097 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
7098 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
7099 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
7100 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
7101 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
7102 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
7103 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
7104 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
7105 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
7106 (rotldi3, rotrdi3): New expanders.
7108 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
7110 * i386.md (movstrsi): Move offline.
7112 (strmovdi_rex64): New.
7113 (strmov?i): Accept 64bit.
7114 (strmov?i_rex64): New.
7115 (strmov?i_rex_1): New.
7116 (strmov?i_1): Disable for 64bit.
7117 (rep_mov?i_rex64): New.
7118 (rep_mov?i): Disable for 64bit.
7119 (clrstrsi): Move offline.
7120 (strset?i_rex64): New.
7121 (strset?i: Accept 64bit.
7122 (rep_stos?i): Disable for 64bit.
7123 (rep_stos?i_rex64): New.
7124 (strset?i_rex_1): New.
7125 (strset?i_1): Disable for 64bit.
7126 (cmpstrsi): Accept 64bit.
7127 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
7128 (cmpstrqi_nz_rex_1): New.
7129 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
7130 (strlensi): Move offline.
7132 (strlenqi_1): Disable for 64bit; fix constraints.
7133 (strlenqi_rex_1): New.
7134 * i386.c (ix86_adjust_counter): New static function.
7135 (ix86_zero_extend_to_Pmode): Likewise.
7136 (ix86_expand_aligntest): Likweise.
7137 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
7138 (ix86_expand_movstr): New global function.
7139 (ix86_expand_clrstr): New global function.
7140 (ix86_expand_strlen): New global function.
7141 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
7142 ix86_expand_strlen): Declare.
7143 (ix86_expand_strlensi_unroll_1): Delete.
7145 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
7147 * i386.md (cmpdi): Fix operand predicates.
7148 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
7149 cmpdi_1_insn_rex64): New patterns.
7150 (adddi3): Turn to expander.
7151 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
7152 (addsi3_carry_zext): New pattern.
7153 (adddi_?_rex64): New patterns and splitters.
7154 (addsi_?_zext): New patterns.
7155 (subsi3_carry_zext): New pattern.
7156 (subdi_?_rex64): New patterns and splitters.
7157 (iorsi_?_zext): New patterns.
7158 (iordi_?_rex64): New patterns and splitters.
7159 (iorsi_?_zext): New patterns.
7160 (iorsi_?_zext_imm): New patterns.
7161 (xorsi_?_zext): New patterns.
7162 (xordi_?_rex64): New patterns and splitters.
7163 (xorsi_?_zext): New patterns.
7164 (negdi*): New patterns.
7165 (one_cmpldi*): Likewise.
7166 (one_cmplsi*_zext, negsi*_zext): Likewise.
7167 (testqi_ext_3_rex64): New pattern.
7169 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
7171 * i386-protos.h (ix86_split_long_move): Return void.
7172 * i386.c (ix86_split_to_parts): Handle 64bit target.
7173 (ix86_split_long_move): Likewise.
7174 * i386.md (all calls to ix86_split_long_move): Update.
7176 2001-03-23 Richard Henderson <rth@redhat.com>
7178 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
7179 to avoid shadowing arguments.
7181 2001-03-23 Jakub Jelinek <jakub@redhat.com>
7183 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
7184 to variable names where DECL_NAME is different from
7185 DECL_ASSEMBLER_NAME.
7187 2001-03-23 Jim Wilson <wilson@redhat.com>
7189 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
7190 (assemble_alias): Call make_decl_rtl.
7192 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
7194 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
7196 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
7198 * extend.texi: Document the "java_interface" attribute.
7200 2001-03-22 Zack Weinberg <zackw@stanford.edu>
7202 * mkconfig.sh: Use a subshell with redirected stdout,
7203 instead of closing stdout and confusing commands that run
7204 afterward. Throw away output of cmp.
7206 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
7208 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
7210 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
7212 * i386.md (zero_extendsidi2_32): Break out from ...
7213 (zero_extendsidi2): ... here ; turn to expander.
7214 (zero_extendsidi2_rex64): New.
7215 (extendsidi2_32): Break out from ...
7216 (extendsidi2): ... here ; turn to expander.
7217 (extendsidi2_rex64): New.
7218 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
7219 (trunc?f?f splitters): Add 64bit versions.
7221 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
7223 * i386.md (pushsi, pushsi2_prologue): Disable.
7224 (pushsi2_rex64): New.
7225 (movabs?i_1_rex64, movabs?i_2_rex64): New.
7226 (movqi_ext_1): Disable for 64bit.
7227 (movqi_ext_1_rex64): New.
7228 (pushdi2_rex64): New pattern, peep2s and splitter.
7229 (pushdi2_prologue_rex64): New pattern.
7230 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
7232 (movdi splitters): Disable for 64bit.
7233 (movdi_1_rex64): New pattern, peep2s and splitters.
7234 (swapdi): New pattern.
7235 (pushsf): Disable for 64bit.
7236 (pushsf_rex64): New pattern and splitter.
7237 (pushdf_nointeger): Disable for 64bit.
7238 (pushdf_integer): Handle the 64bit case.
7239 (pushtf): Likewise; update splitters.
7241 2001-03-22 Richard Henderson <rth@redhat.com>
7243 * mkconfig.sh: Include insn-flags.h.
7244 * Makefile.in (CONFIG_H): Include insn-flags.h.
7245 (lots of objects): Remove insn-codes.h and insn-flags.h.
7247 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
7248 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
7249 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
7250 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
7251 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
7252 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
7253 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
7254 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
7255 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
7256 v850/v850.c, vax/vax.c:
7257 Don't include insn-flags.h.
7259 * diagnostic.c, expr.h, reload.c, toplev.c:
7260 Don't include insn-codes.h.
7262 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
7263 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
7264 c4x/c4x.c, i960/i960.c, mips/mips.c:
7265 Don't include insn-codes.h or insn-flags.h.
7267 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
7268 or insn-flags.h in the generated code.
7269 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
7270 (main): Forward declare struct rtx_def.
7272 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
7274 * invoke.texi (-ffast-math): Remove duplicate line about
7277 * gcc.texi: Remove more obsolete documentation of bugs and
7278 installation problems.
7280 2001-03-21 Kazu Hirata <kazu@hxi.com>
7282 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
7285 2001-03-20 Jason Merrill <jason@redhat.com>
7287 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
7289 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
7290 * varasm.c (CHKR_PREFIX): Likewise.
7292 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7294 * gcse.c (hash_scan_set): An expression is not anticipatible if it
7295 is part of a multi-SET insn.
7297 * cse.c (find_comparison_args): Remove previous change.
7298 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
7301 * config/i386/i386.md (conditional_trap): Remove warning.
7303 * recog.c (push_operand): Fix error in last change that caused
7304 undefined symbol on many targets.
7306 * sdbout.c: #include ggc.h.
7307 (sdbout_init): Move to end of file.
7308 Call ggc_add_tree_root for anonymous_types.
7309 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
7310 (sdbout_one_type): Use DECL_NAME for field name.
7311 * Makefile.in (sdbout.o): Show includes ggc.h.
7313 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
7315 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
7316 (override_options): Use properlimits for preferred_stack_boundary.
7317 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
7319 (ext_register_operand): Accept DImode.
7320 (load_pic_register): Abort on 64bit.
7321 (gen_push): Use Pmode instead of SImode.
7322 (ix86_save_reg): Pic reg is never used on 64bit.
7323 (ix86_expand_prologue): Likewise.
7324 (ix86_emit_save_regs): Use Pmode instead of SImode.
7325 (legitimate_address_p): Check displacement for 64bit.
7326 (print_operand): Avoid outputting of (%rip) on 64bit.
7327 (print_operand_address): Output (%rip) where possible.
7328 (split_di): Abort on 64bit registers.
7329 (ix86_expand_branch): DImode comparison is simple for x86_64.
7330 (memory_address_length): Recognize memory addresses formed using
7332 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
7334 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
7336 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
7338 * recog.c (push_operand): Recognize new format of push instructions.
7340 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
7342 * i386.md (pushqi1): New.
7343 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
7344 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
7345 x86_64_immediate_operand, x86_64_immediate_operand,
7346 x86_64_zext_immediate_operand): Declare.
7347 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
7348 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
7349 x86_64_immediate_operand, x86_64_immediate_operand,
7350 x86_64_zext_immediate_operand): define.
7351 * i386.h (PREDICATE_CODES): Add new predicates.
7353 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
7355 * i386.md (pophi1, popqi1, pushqi1): Remove.
7357 * expr.c (emit_single_push_insn): New function.
7358 (move_by_pieces): Accept NULL as destination for push instructions.
7359 (gen_push_operand): Kill.
7360 (emit_push_insn): Pass NULL when pushing; avoid updating of
7361 stack_pointer_delta.
7362 * expr.h (gen_push_operand): Kill.
7364 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7366 * rtl.texi (COMPARE): Clarify documentation and reference section
7369 2001-03-20 Stan Shebs <shebs@apple.com>
7371 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
7372 (get_object_reference): Ditto.
7373 (error_with_ivar): Use error_with_file_and_line.
7374 (warn_with_method): Use warning_with_file_and_line.
7376 2001-03-20 Tom Tromey <tromey@redhat.com>
7378 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
7380 2001-03-20 Mark Mitchell <mark@codesourcery.com>
7382 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
7383 variables that are TREE_PUBLIC, even if not TREE_STATIC.
7385 2001-03-20 DJ Delorie <dj@redhat.com>
7387 * Makefile.in (install-libgcc): Pass complete list of variables.
7388 (install-multilib): Ditto.
7390 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7392 * config/i386/cygwin.h: Declare ctor_section, dtor_section
7393 drectve_section, switch_to_section.
7395 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
7396 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
7397 i386_pe_mark_dllimport.
7399 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
7401 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
7402 functions i386_pe_*.
7404 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
7405 i386_pe_* functions with char * arguments.
7407 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
7409 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
7411 (movsi_ie): Introduce fpul store.
7413 2001-03-20 Alan Modra <alan@linuxcare.com.au>
7415 * Makefile.in (OBJS): Remove hashtab.o.
7417 2001-03-19 Stan Shebs <shebs@apple.com>
7419 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
7420 * c-lang.c (maybe_objc_method_name): Ditto.
7421 * c-tree.h (maybe_objc_method_name): Remove decl.
7423 2001-03-19 Tom Tromey <tromey@redhat.com>
7425 * gcc.c (init_gcc_specs): Fix comment.
7427 2001-03-19 Mark Mitchell <mark@codesourcery.com>
7429 Compute DECL_ASSEMBLER_NAME lazily.
7430 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
7431 (DECL_ASSEMBLER_NAME_SET_P): New macro.
7432 (SET_DECL_ASSEMBLER_NAME): Likewise.
7433 (COPY_DECL_ASSEMBLER_NAME): Likewise.
7434 (set_decl_assembler_name): Declare.
7435 (lang_set_decl_assembler_name): Likewise.
7436 * tree.c (lang_set_decl_assembler_name): New variab.e
7437 (set_decl_assembler_name): New function.
7438 (init_obstacks): Set lang_set_decl_assembler_name.
7439 (build_decl): Don't set DECL_ASSEMBLER_NAME.
7440 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
7441 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
7442 where it's not necessary.
7443 (builtin_function): Likewise.
7444 (finish_decl): Likewise.
7445 * dbxout.c (dbxout_type_methods): Likewise.
7446 * ggc-common.c (ggc_mark_trees): Likewise.
7447 * profile.c (output_func_start_profiler): Likewise.
7448 * varasm.c (make_decl_rtl): Likewise.
7450 * cse.c (find_comparison_args): Update documentation. Fix
7451 mishandling of COMPARE operations.
7453 * tree.def (ABS_EXPR): Add documentation.
7454 * fold-const.c (fold): Improve folding of ABS_EXPRs.
7456 2001-03-19 Zack Weinberg <zackw@stanford.edu>
7458 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
7460 2001-03-19 Jakub Jelinek <jakub@redhat.com>
7462 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
7463 Remove ia32 linux PIC kludge and move it...
7464 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
7466 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
7468 * i386.md (absdf2 expander): Fix 64bit case.
7470 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
7472 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
7474 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
7476 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
7478 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7480 * README.X11: Remove obsolete file.
7482 2001-03-18 Anthony Green <green@redhat.com>
7484 * config/pj/pj.h: Remove some trailing commas.
7485 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
7487 2001-03-18 Richard Henderson <rth@redhat.com>
7489 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
7490 * calls.c: ... here.
7491 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
7492 defaults for them here.
7494 2001-03-17 Anthony Green <green@redhat.com>
7496 * config/pj/lib1funcs.S: Fix broken comment.
7497 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
7500 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
7502 * gcc.texi: Remove obsolete information relating to build and
7503 installation problems with enquire or the Pyramid C compiler.
7505 2001-03-17 Richard Henderson <rth@redhat.com>
7507 * dwarf2out.c (queue_reg_save): New.
7508 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
7509 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
7511 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
7512 (cfa, cfa_store, cfa_temp): Make static.
7513 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
7515 2001-03-17 Richard Henderson <rth@redhat.com>
7517 * integrate.h (struct inline_remap): Add local_return_label.
7518 * integrate.c (expand_inline_function): Initialize it and emit
7519 it after copy_insn_notes.
7520 (copy_insn_list): Don't store local_return_label here.
7521 (copy_insn_notes): New function split out from copy_insn_list.
7523 2001-03-17 Richard Henderson <rth@redhat.com>
7525 * dwarf2out.c (lookup_filename): Emit .file if the assembler
7526 is generating .debug_line.
7527 (dwarf2out_init): Add main_input_filename to the file table first.
7528 * configure.in (as_dwarf2_debug_line): Test with file number 1
7529 instead of file number 0.
7531 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7533 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
7534 (gen_rtx_combine): Deleted; all references changed as appropriate.
7535 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
7537 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
7539 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
7541 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
7544 2001-03-16 Jim Wilson <wilson@redhat.com>
7546 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
7547 then set it to LOC_REG (79) instead of aborting.
7549 2001-03-16 Phil Edwards <pme@sources.redhat.com>
7551 * gccbug.in: Remove high priority.
7553 2001-03-16 Richard Henerson <rth@redhat.com>
7555 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
7556 output with a space instead of deleting it.
7557 * configure: Regenerate.
7559 2001-03-16 Zack Weinberg <zackw@stanford.edu>
7561 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
7562 handles the gory details of converting an object file into
7563 something that's safe to grep.
7564 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
7565 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
7566 newlines at either end of the string we're looking for.
7567 Make 'checking ...' message less stilted.
7568 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
7569 ARM in-memory layout and its hypothetical converse. Don't
7570 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
7571 HOST_WORDS_BIG_ENDIAN.
7573 * configure.in: Adjust for renamed macro. Move
7574 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
7575 * configure, config.in: Regenerate.
7577 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7579 * fixinc/Makefile.in: Set SHELL.
7581 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7583 * fixinc/fixincl.c (fix_with_system): Quote file names before
7584 passing them to shell.
7586 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
7588 * Makefile.in: Use fix-header$(build_exeext) instead
7591 2001-03-16 Richard Henderson <rth@redhat.com>
7593 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
7594 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
7595 (size_of_line_prolog): Remove.
7596 (output_line_info): Compute prologue size via label difference.
7597 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
7599 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
7600 assembler error when redefining file numbers.
7601 * config.in, configure: Rebuild.
7603 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
7604 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
7605 (dw2_asm_output_delta_uleb128): Likewise.
7606 (dw2_asm_output_delta_sleb128): Similarly.
7607 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
7609 2001-03-16 Michael Meissner <meissner@redhat.com>
7611 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
7613 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
7615 (BITMASK_LOWER16): Replacement for 0x0000ffff.
7617 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
7618 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
7619 being unsigned in ISO C and signed in traditional.
7620 (expand_prologue): Ditto.
7621 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
7623 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
7625 (divsi3,divdi3): Ditto.
7626 (modsi3,moddi3): Ditto.
7627 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
7628 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
7629 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
7632 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
7634 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
7635 SSE based conditional moves on LTGT/UNEQ conditions;
7636 Canonicalize EQ to NE.
7637 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
7638 (sse_mov?fcc_ne): New.
7640 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
7642 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7644 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
7645 register may be dead.
7647 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
7649 * Makefile.in (hash.o): Depend on CONFIG_H.
7651 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7653 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
7655 2001-03-15 Richard Henderson <rth@redhat.com>
7657 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
7658 (ASM_OUTPUT_DWARF_PCREL): New.
7659 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
7661 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
7663 * cppfiles.c (stack_include_file): Use MAX of sysp.
7665 2001-03-15 Steve Ellcey <sje@cup.hp.com>
7667 * config.gcc (ia64*-*-hpux*): New case.
7668 * config/ia64/hpux.h: New file for HP-UX support.
7669 * config/ia64/t-hpux: New file for HP-UX support.
7671 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
7673 * fixinc/inclhack.def (irix_stdio_va_list): New.
7674 * fixinc/fixincl.x: Rebuilt.
7676 2001-03-15 Richard Henderson <rth@redhat.com>
7678 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
7679 if provided by the target.
7680 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
7681 (dw2_asm_output_addr): New.
7682 * dwarf2asm.h (dw2_asm_output_addr): Declare.
7683 * dwarf2out.c (output_cfi): Use it for program addresses.
7684 (output_call_frame_info, output_die): Likewise.
7685 (output_aranges, output_line_info): Likewise.
7687 2001-03-15 Bruce Korb <bkorb@gnu.org>
7689 * gcc.c(main): make more rigorous
7690 * collect2.c(main): guard against ignoring SIGCHLD
7691 * protoize.c(main): ditto
7692 * gcc/fixinc/fixincl.c(initialize): ditto
7694 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7696 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
7697 (sdbout_parms): Likewise.
7699 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
7701 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
7702 "widen" a destination that is already wider than a word. Also do
7703 not widen if LOAD_EXTEND_OP is NIL for the given mode.
7705 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7707 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
7709 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
7711 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
7713 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
7715 * i960.h (i960_maxbitalignment,
7716 i960_last_maxbitalignment): Declare.
7717 * i960.c (i960_maxbitalignment,
7718 i960_last_maxbitalignment): Make global.
7719 (process_pragma): Delete.
7720 (i960_pr_align, i960_pr_noalign): Move from here ...
7721 * i960-c.c: ... to this new file.
7722 * t-960bare (i960-c.o): New rule.
7723 * t-vxworks960 (i960-c.o): Likewise.
7724 * config.gcc (i960-*-*): Define c_target_objs and
7727 2001-03-15 Bernd Schmidt <bernds@redhat.com>
7729 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
7730 without adding in rtx code and mode.
7732 * alias.c (init_alias_analysis): Don't use any rtx whose value
7733 varies as a known value.
7734 Delete a superfluous test.
7736 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
7738 (ia64_sched_reorder): Call maybe_rotate; also rotate after
7739 scheduling a stop bit.
7740 (ia64_emit_nops): Correctly handle ASMs.
7742 2001-03-15 Mark Mitchell <mark@codesourcery.com>
7744 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
7746 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
7748 * cpp.texi: Update documentation for -include and -imacros.
7749 * cppfiles.c (struct include_file): Remove "defined" memeber.
7750 (find_or_create_entry): Make a copy of the file name, and
7752 (open_file): Update to ensure we use the simplified filename.
7753 (stack_include_file): Don't set search_from.
7754 (cpp_included): Don't simplify the path name here.
7755 (find_include_file): New prototype. Call search_from to
7756 get the start of the "" include chain. Don't simplify the
7758 (_cpp_execute_include): New prototype. Move diagnostics to
7759 do_include_common. Update.
7760 (_cpp_pop_file_buffer): Don't set defined.
7761 (search_from): New prototype. Use the preprocessor's cwd
7762 for files included from the command line.
7763 (read_name_map): Don't simplify the pathname here.
7764 * cpphash.h (enum include_type): New.
7765 (struct buffer): Delete search from. New search_cached.
7766 (_cpp_execute_include): Update prototype.
7767 * cppinit.c (do_includes): Use _cpp_execute_include.
7768 * cpplib.c (do_include_common): New function.
7769 (do_include, do_include_next, do_import): Use it.
7771 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7773 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
7774 contents of the RTL, to determine the name of the object.
7776 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7778 * tree.h (DECL_RTL): Allocate RTL lazily.
7779 (SET_DECL_RTL): New macro.
7780 (DECL_RTL_SET_P): Likewise.
7781 (COPY_DECL_RTL): Likewise.
7782 (DECL_RTL_IF_SET): Likewise.
7783 * varasm.c (make_decl_rtl): Add assertions about the kind of
7784 declaration we are processing.
7785 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
7786 (start_decl): Likewise.
7787 (finish_decl): Likewise.
7788 * c-semantics.c (emit_local_var): Likewise.
7789 * calls.c (expand_call): Likewise.
7790 * dbxout.c (dbxout_symbol): Likewise.
7791 * emit-rtl.c (unshare_all_rtl): Likewise.
7792 (unshare_all_decls): Likewise.
7793 (reset_used_decls): Likewise.
7794 * expr.c (store_constructor): Likewise.
7795 (safe_from_p): Likewise.
7796 (expand_expr): Likewise.
7797 * function.c (put_var_into_stack): Likewise.
7798 (instantiate_decls_1): Likewise.
7799 (assign_parms): Likewise.
7800 (expand_function_start): Likewise.
7801 (expand_function_end): Likewise.
7802 * ggc-common.c (gcc_mark_trees): Likewise.
7803 * integrate.c (function_cannot_inline_p): Likewise.
7804 (copy_decl_for_inlining): Likewise.
7805 (expand_inline_function): Likewise.
7806 (integrate_parm_decls): Likewise.
7807 (integrate_decl_tree): Likewise.
7808 * print-tree.c (print_node): Likewise.
7809 * reg-stack.c (stack_result): Likewise.
7810 * stmt.c (label_rtx): Likewise.
7811 (expand_return): Likewise.
7812 (expand_decl): Likewise.
7813 (expand_decl_cleanup): Likewise.
7814 (expand_anon_union_decl): Likewise.
7815 * toplev.c (check_global_declarations): Likewise.
7816 (rest_of_decl_compilation): Likewise.
7817 * tree.c (simple_cst_equal): Likewise.
7818 * objc/objc-act.c (generate_static_references): Likewise.
7820 2001-03-14 Zack Weinberg <zackw@stanford.edu>
7822 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
7823 gcc_AC_C_FLOAT_FORMAT): New macros.
7824 * configure.in: Add AC_PROG_CPP after CC tests;
7825 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
7826 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
7827 * configure, config.in: Regenerate.
7829 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
7830 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
7831 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
7832 config/i370/xm-linux.h, config/i370/xm-oe.h,
7833 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
7834 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
7835 config/pa/xm-linux.h, config/pa/xm-pa.h,
7836 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
7837 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
7838 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
7839 config/we32k/xm-we32k.h: Delete.
7841 * config/i370/xm-mvs.h, config/m88k/m88k.h,
7842 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
7843 config/vax/xm-vms.h: Don't define any of:
7844 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
7846 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
7848 * config.gcc: Remove references to deleted files.
7849 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
7850 FATAL_EXIT_CODE, which is the same between oe and mvs).
7852 2001-03-14 DJ Delorie <dj@redhat.com>
7853 Vladimir Makarov <vmakarov@redhat.com>
7855 * config/i960/i960.c (i960_function_prologue): Compute size of
7856 frame according to number of registers actually saved there.
7858 2001-03-14 Richard Henderson <rth@redhat.com>
7860 * expr.c (emit_move_insn_1): Fix else if around #endif.
7862 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
7865 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
7868 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
7870 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
7871 (override_options): Parse cmodel string.
7872 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
7873 * i386.h (TARGET_OPTIONS): Add "cmodel".
7874 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
7876 (ix86_cmodel_string, ix86_cmodel): Declare.
7878 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
7881 * i386.h (GENERAL_REG_P): Add missing REG_P.
7883 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
7885 * configure.in: Use $gcc_cv_as instead of $as.
7886 * configure: Regenerated.
7888 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
7890 * cppfiles.c (stack_include_file): Only increase the include
7891 count if we actually process the file properly, as opposed
7892 to treating it as length zero. Only call read_include_file
7893 if not DO_NOT_REREAD. Handle the -H include file output
7895 (read_include_file): Remove now redundant DO_NOT_REREAD check.
7896 (cpp_included, find_include_file): Simplify pathnames after
7897 remapping them. If remapping, don't use the remapped file
7898 name's buffer as our scratch buffer.
7899 (cpp_pop_file_buffer): Replace the multiple include macro
7900 only if it isn't yet set.
7901 (read_name_map): Simplify remapped names when reading in.
7902 (remap_filename): Move code to code path that uses it.
7903 (_cpp_simplify_pathname): Return the input pointer.
7904 * cpphash.h (_cpp_simplify_pathname): Update prototype.
7906 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7908 * expr.c (expand_expr): Revove bogus conditional.
7910 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
7912 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
7914 2001-03-14 Jakub Jelinek <jakub@redhat.com>
7916 * reg-stack.c (stack_result): Unconditionally use
7917 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
7919 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
7921 * expr.c (emit_move_insn_1): Split push of complex value when
7922 no suitable push instruction exist.
7924 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
7925 instead of QI_REG_P.
7927 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7929 * alias.c (handled_component_p, can_address_p): New functions.
7930 (get_alias_set): Use them.
7932 2001-03-13 Jim Wilson <wilson@redhat.com>
7934 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
7935 from 80 in try_locals code.
7936 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
7938 2001-03-13 Zack Weinberg <zackw@stanford.edu>
7940 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
7941 gcc_AC_C_LONG_LONG): New.
7942 * configure.in: Use them. Probe the size of short, int, long,
7943 and long long/__int64 if we have them. Move all the AC_C_*
7944 checks together, except gcc_AC_C_CHAR_BIT which has to go
7945 after AC_CHECK_HEADERS(limits.h).
7946 Take hwint.h out of host_xm_file and build_xm_file.
7948 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
7949 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
7950 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
7951 Move the HOST_WIDEST_INT setup logic here from system.h.
7952 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
7954 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
7955 is now handled by hwint.h.
7957 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
7958 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
7959 config/ia64/xm-ia64.h: Don't define any of:
7960 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
7961 HOST_BITS_PER_LONGLONG.
7963 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
7964 config/h8300/xm-h8300.h, config/mips/iris6.h,
7965 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
7966 config/sparc/xm-sp64.h: Delete.
7967 * config.gcc: Remove references to deleted files.
7969 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
7970 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
7971 * config/i370/xm-linux.h: Clarify floating-point situation in
7974 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
7976 * cppfiles.c (NO_INCLUDE_PATH): New macro.
7977 (find_include_file): Decide here which part of the include
7978 chain to start the search. Complain about an empty include
7979 chain in all cases apart from an abolsute file name.
7980 (_cpp_execute_include): Don't choose the search chain here.
7981 Don't call handle_missing_include in the case of an empty
7983 (_cpp_compare_file_date): Don't choose the search chain here.
7984 * cpplib.c (do_include_next): Move the in-main-file diagnostic
7985 here from _cpp_execute_include. Behave like #include if
7986 we're in the main file.
7988 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7990 * system.h (malloc, realloc, calloc, strdup): Only poison these
7991 tokens when IN_GCC is defined.
7993 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
7995 * i386.md (abs?f expander): Support SSE case.
7996 (abd?f_if): Add new "USE"; add splitters.
7998 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8000 * cpp.texi (poison): Explain the macro expansion exception.
8002 2001-03-13 Jakub Jelinek <jakub@redhat.com>
8004 * expr.c (store_expr): Add dont_store_target. If temp is already in
8005 target before copying to reg, don't store it into target again.
8007 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8009 * cppinternals.texi: Update for file handling.
8011 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
8013 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
8014 2001-02-24 which broke building the Java library.
8015 * function.c (identify_blocks): Likewise.
8016 (all_blocks): Likewise.
8017 * integrate.c (integrate_decl_tree): Likewise.
8018 * print-tree.c (print_node): Likewise.
8019 * tree.h (BLOCK_NUMBER): Likewise.
8020 (struct tree_block): Likewise.
8022 2001-03-12 David Edelsohn <edelsohn@gnu.org>
8024 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
8025 __WCHAR_TYPE__ definition.
8026 (WCHAR_TYPE_SIZE): #undef before #define.
8028 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8030 * cppfiles.c: Update comments.
8031 (destroy_include_file_node): Rename destroy_node.
8032 (find_or_create_entry): New function.
8033 (open_file, _cpp_fake_include): Use it.
8034 (handle_missing_header): New function, broken out of
8035 _cpp_execute include. Don't segfault if there is no
8036 system or quoted path.
8037 (_cpp_execute_include): Use handle_missing_header.
8039 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
8041 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
8042 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
8044 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8046 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
8047 unless anti_dependence says they are.
8048 * alias.c (objects_must_conflict): If neither has a type specified,
8051 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8052 David Billinghurst <David.Billinghurst@riotinto.com>
8054 * config/mips/iris5.h: Change WCHAR_TYPE to int.
8056 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
8058 * i386.md (trunctfdf2_2): Rename missnamed pattern.
8059 (*_one_bit): Remove type on the match_operand in attributes.
8061 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
8063 * i386.c: Commit forgotten hunk in previous patch.
8064 (regclass_map): Add extended registers.
8065 (dbx_register_map): Add missing frame register.
8067 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
8069 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
8071 * i386.md (x86_sahf_1): Disable for 64bit.
8072 (popsi*, pophi*): Likewise.
8073 (pushqi, pushhi): Likewise.
8074 (movdi, pushdi): Likewise.
8075 (zero extend DImode splitter): Likewise.
8076 (adddi, minusdi splitter): Likewise.
8077 (umulsidi): Likewise.
8079 (mulsidi): Disable for 64bit
8080 (lshift:DI/ashift:DI): Disable for 64bit.
8081 (loop patterns): Likewise.
8082 (call_pop, call_value_pop expanders and patterns): Likewise.
8083 (prologue_get_pc): Likewise.
8085 (fcmovDI pattern and splitter): Likewise.
8086 (movdfcc_1_rex64): New.
8088 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
8090 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
8091 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
8092 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
8093 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
8094 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
8095 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
8096 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
8097 (PUSH_ROUNDING): x86_64 rounds to 64bits.
8098 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
8099 (REGPARM_MAX): Set to 6 for x86_64.
8100 (SSE_REGPARM_MAX): Set to 16 for x86_64.
8101 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
8104 * (patterns that does use upper halves): Update constraints
8105 'q' to 'Q' and 'r' to 'R'.
8106 (cmpqi_ext_1): Disable for 64bit.
8107 (cmpqi_ext_3_insn): Likewise.
8108 (movqi_extzv_1): Likewsie.
8109 (addqi_ext_1): Liekwsie
8110 (testqi_ext_1): Liekwsie
8111 (andqi_ext_1): Liekwsie
8112 (xorqi_ext_1): Liekwsie
8113 (cmpqi_ext_1_rex64): New.
8114 (cmpqi_ext_3_insn_rex64): Likewise.
8115 (movqi_extzv_1_rex64): Likewsie.
8116 (addqi_ext_1_rex64): Liekwsie
8117 (testqi_ext_1_rex64): Liekwsie
8118 (andqi_ext_1_rex64): Liekwsie
8119 (xorqi_ext_1_rex64): Liekwsie
8121 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8123 * configure.in: Move check for unsigned enumerated bitfields
8124 to macro in aclocal.m4. Disable it for now.
8125 * configure, config.in: Regenerate.
8126 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
8127 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
8128 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
8129 kind above its first use.
8131 * config/xm-interix.h, config/alpha/xm-alpha.h,
8132 config/i370/xm-linux.h, config/i386/xm-beos.h,
8133 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
8134 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8135 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
8136 Don't define ONLY_INT_FIELDS under any circumstances.
8138 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
8140 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
8141 config/sparc/xm-sysv4.h: Delete - now identical with some
8143 * config.gcc (hppa targets): Replace xm-pahpux.h and
8144 xm-papro.h with implicit xm-pa.h.
8145 (sparc targets): Replace xm-sysv4.h with implicit or explicit
8148 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
8150 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
8151 before reload_cse_noop_set_p.
8153 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8155 * config.gcc: Where xm-host.h used to include another
8156 xm-host.h, list the nested header directly in xm_file. Remove
8157 references to deleted files. Can now use sparc/xm-sp64.h for
8160 * config/xm-linux.h, config/arm/xm-linux.h,
8161 config/i386/xm-dos.h, config/i386/xm-gnu.h,
8162 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
8163 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
8164 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
8165 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
8168 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
8169 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
8170 bother to wrap #undef in #ifdef.
8171 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
8172 Don't include xm-linux.h.
8173 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
8175 * configure.in: Wrap regexps using [] in changequote block.
8176 Use expr : not echo | grep. Simplify regexps.
8177 * configure: Regenerate.
8179 56 xm-files remain, 22 xm-arch.
8181 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8183 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
8184 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
8185 (local_index, local_rindex): Delete, use strchr/strrchr instead.
8186 (copy_object): Fix format specifier vs argument mismatch.
8188 * mips-tdump.c: Make local functions static.
8189 (rindex): Don't #undef.
8190 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
8191 (fatal, fancy_abort): Delete.
8192 (read_seek): Avoid signed/unsigned compare.
8194 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8196 * combine.c (try_combine): Fix error in change to try original
8198 (gen_rtx_combine): Do same as gen_rtx for now.
8200 2001-03-11 Zack Weinberg <zackw@stanford.edu>
8202 * configure.in: AC_SUBST xm_defines.
8203 * configure: Regenerate.
8204 * Makefile.in: Set DEFINES=$(xm_defines) when building
8207 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
8209 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
8210 (cpp_included, find_include_file): Update.
8211 (_cpp_compare_file_date): Make else unconditional.
8213 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
8215 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
8217 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
8219 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
8220 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
8222 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
8224 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
8225 if it's a record type.
8227 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
8229 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
8230 mingw includes slightly.
8232 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8234 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
8235 #undef token before poisoning it.
8237 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8239 * alpha.c (check_float_value): Use memcpy, not bcopy.
8241 * m32r.c (m32r_sched_reorder): Likewise.
8243 * vax.c (check_float_value): Likewise.
8245 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
8247 * toplev.c (file_name_nondirectory): Remove.
8248 * toplev.h: Similarly.
8249 * dwarf2out.c (compute_section_prefix): Use lbasename instead
8250 of file_name_nondirectory.
8252 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8254 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
8255 * mips-tfile.c: Don't #undef rindex; not used.
8257 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
8259 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
8260 (dbx64_register_map): Declare.
8261 (RETURN_ADDR_RTX): Fix for 64bit.
8262 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
8263 (INCOMING_FRAME_SP_OFFSET): Set to 8.
8264 * i386.c (dbx64_register_map): New global array.
8265 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
8266 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
8269 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
8271 * cppfiles.c (search_from): Use lbasename.
8272 * mkdeps.c (deps_add_default_target): Use lbasename.
8274 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8276 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
8277 xcalloc in lieu of malloc, realloc & calloc.
8279 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
8281 * gengenrtl.c (xmalloc): Likewise.
8283 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
8284 really_call_* memory allocation routines.
8286 * stmt.c (check_for_full_enumeration_handling): Use
8287 really_call_calloc, not calloc.
8289 * system.h (really_call_malloc, really_call_calloc,
8290 really_call_realloc): Define.
8291 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
8293 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
8295 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
8297 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
8299 * configure: Rebuilt.
8300 * configure.in: Only use `lang_requires' for languages athat are
8303 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
8305 * invoke.texi: Fix typo.
8306 * gcc.1: Regenerate.
8308 2001-03-09 Zack Weinberg <zackw@stanford.edu>
8310 * configure.in: Prune nonexistent files from build_xm_file,
8311 xm_file, and host_xm_file lists. Warn unless they're
8313 Don't generate *config.h here.
8314 AC_SUBST all variables needed to generate *config.h.
8315 * configure: Regenerate.
8316 * mkconfig.sh: New helper script, from code removed from
8318 * Makefile.in: Zap all MALLOC variables - no longer used
8319 anywhere, and malloc.c doesn't exist.
8320 Substitute in variables needed to generate *config.h.
8321 Stop lying about the dependencies contained in CONFIG_H and
8323 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
8324 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
8325 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
8326 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
8327 $(TM_P_H), etc. as appropriate.
8329 * config.gcc: Zap references to deleted files.
8330 * ggc-none.c: Don't include rtl.h or tm_p.h.
8332 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
8333 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
8334 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
8335 config/i386/xm-linux.h, config/i386/xm-linux.h,
8336 config/i386/xm-next.h, config/i386/xm-openbsd.h,
8337 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
8338 Don't include i386/xm-i386.h.
8340 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
8341 config/i386/xm-i386.h, config/i860/xm-i860.h,
8342 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
8343 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8344 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
8345 Delete (empty except comments, #includes of other deleted
8346 files, and macros used nowhere).
8348 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
8350 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
8351 independent on TARGET_FLAGS.
8353 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
8355 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
8357 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
8359 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
8361 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
8362 LAST_REX_SSE_REG): define.
8363 (enum reg_class): Add 'LEGACY_REGS'
8364 (REG_CLASS_CONTENTS): Likewise; add extended registers.
8365 (SSE_REGNO_P): Recognize extended registers.
8366 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
8367 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
8368 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
8369 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
8370 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
8371 REG_OK_FOR_STRREG_P): Remove.
8372 (HI_REGISTER_NAMES): Add extended registers.
8373 (ADDITIONAL_REGISTER_NAMES): Likewise.
8374 (QI_REGISTER_NAMES): Add 8bit extended registers.
8375 (DEBUG_REG): Support extended registers.
8376 * i386.c (regclass_map): Add extended registers.
8377 (dbx_register-map): Likewise.
8378 (svr4_dbx_register_map): Likewise.
8379 (print_reg): Support extended registers.
8380 (print_operand): Support 64bit operands.
8382 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
8384 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
8385 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
8386 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
8387 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
8388 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
8389 STACK_BOUNDARY): Set properly for 64bits.
8390 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
8391 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
8392 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
8393 (MOVE_MAX): Set to 16.
8394 (MOVE_MAX_PIECES): 8 for 64bit.
8395 (Pmode): Set to SImode.
8397 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
8399 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
8401 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
8403 * i386.h (mask_64bit): New constant.
8404 (target_64bit): New macro.
8405 (target_options): Add '64'/'32'
8406 (target_default): Define.
8407 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
8408 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
8409 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
8411 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
8413 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
8415 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
8417 * rtlanal.c (rtx_varies_p): Check operand 0 of a
8418 LO_SUM unless for_alias is set.
8420 2001-03-08 Stan Shebs <shebs@apple.com>
8422 * objc/objc-act.c: Fix old typos in comments, add comments for
8424 (hash_init): Fix file name in error message.
8425 (hash_enter): Ditto.
8426 (hash_add_attr): Ditto.
8427 (continue_class): Ditto.
8429 2001-03-08 Bruce Korb <bkorb@gnu.org>
8431 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
8432 wait4() can receive the signal.
8434 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8436 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
8438 * fixinc/fixincl.x: Regenerate.
8440 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8442 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
8444 * fixinc/fixincl.x: Regenerate.
8446 2001-03-08 Richard Henderson <rth@redhat.com>
8448 * configure.in (HAVE_AS_LEB128): New assembler check.
8449 * configure, config.in: Rebuilt.
8451 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
8453 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
8456 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8458 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
8459 references to the MAXPATHLEN macro.
8461 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
8462 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
8465 * config/i386/xm-gnu.h, config/xm-gnu.h,
8466 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
8467 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
8468 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
8469 and/or unused files.
8471 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
8472 doing so in various xm-*.h files.
8474 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8476 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
8478 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
8480 * configure.in (enable_shared): Support per-package shared-library
8482 * configure: Rebuilt.
8484 2001-03-07 David Edelsohn <edelsohn@gnu.org>
8486 * rs6000.md (cr logic): Add original POWER mnemonic alternative
8487 for crnot. Set operands[5] in splitter.
8489 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8491 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
8492 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
8493 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
8494 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
8495 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
8496 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
8497 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
8500 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
8501 config/i370/xm-i370.h, config/i386/xm-dgux.h,
8502 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
8503 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
8504 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
8505 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
8506 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
8507 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
8508 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
8509 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
8510 Delete unused and/or empty files.
8512 * config.gcc: Define USG in xm_defines as appropriate. Define
8513 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
8514 macro. Remove deleted xm-* files from $xm_files variable.
8516 2001-03-07 Tom Tromey <tromey@redhat.com>
8518 * configure: Rebuilt.
8519 * configure.in: Allow config-lang.in to set `lang_requires' to list
8520 of other required languages.
8522 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
8524 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
8526 (output_prologue): Use xmalloc not oballoc.
8527 (output_epilog): Free a29k_first_epilogue_insn when finished.
8528 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
8530 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
8532 * builtins.c (expand_builtin_mathfn): Check
8533 flag_unsafe_math_optimizations, not flag_fast_math.
8534 (expand_builtin): Likewise
8535 * combine.c (combine_simplify_rtx): Likewise.
8536 (simplify_if_then_else): Likewise.
8537 * cse.c (fold_rtx): Likewise.
8538 * flags.h: Remove flag_fast_math. Add
8539 flag_unsafe_math_optimizations and flag_trapping_math.
8540 * fold-const.c (negate_expr): Check
8541 flag_unsafe_math_optimizations, not flag_fast_math.
8542 (invert_truthvalue): Likewise.
8543 (fold): Likewise. Before associating operands, check that
8544 code == MULT_EXPR, not code != MULT_EXPR.
8545 * ifcvt.c (noce_try_minmax): Check
8546 flag_unsafe_math_optimizations, not flag_fast_math.
8547 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
8548 * invoke.texi: Document -funsafe-math-optimizations and
8549 -fno-trapping-math. Change documentation for -ffast-math.
8550 * jump.c (reversed_comparison_code_parts): Likewise.
8551 (rtx_equal_for_thread_p): Likewise.
8552 * optabs.c (emit_conditional_move): Likewise.
8553 * simplify-rtx.c (simplify_binary_operation): Likewise.
8554 (simplify_relational_operation): Likewise.
8555 (simplify_ternary_operation): Likewise.
8556 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
8557 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
8558 Add trapping-math and unsafe-math-optimizations entries to f_options.
8559 (set_fast_math_flags): New, sets flags for -ffast-math.
8560 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
8561 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
8562 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
8564 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
8565 (alpha_emit_conditional_move): Initialize local_fast_math to
8566 flag_unsafe_math_optimizations, not flat_fast_math.
8567 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
8568 instead of setting flag_fast_math to 1.
8569 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
8571 * config/i386/i386.c (override_options): Likewise
8572 * config/i386/i386.md: Likewise.
8573 * config/m68k/m68k.md: Likewise.
8574 * config/mips/mips.md: Likewise.
8575 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
8576 (rs6000_generate_compare): Likewise.
8578 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8580 * Makefile.in: Set RANLIB to @RANLIB@.
8583 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
8585 * fixinc/inclhack.def (djgpp_wchar_h): New test.
8586 * fixinc/fixincl.x: Regenerated.
8588 2001-03-07 Richard Henderson <rth@redhat.com>
8590 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
8592 2001-03-07 Richard Henderson <rth@redhat.com>
8594 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
8595 of block notes and exception handling notes.
8597 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
8598 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
8599 (compile_file): ... here.
8601 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8603 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
8605 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
8606 config.h now. Include libiberty.h to handle alloca.
8608 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8610 * c-parse.in (yylexname): New function, split out of _yylex.
8611 (objc_rid_sans_at): New table.
8612 (init_reswords): Initialize it.
8613 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
8614 retrieving the next token and checking it for significance as
8615 an ObjC keyword or string constant.
8617 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
8618 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
8620 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
8623 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
8625 * config/m68k/m68k.c (const_uint32_operand): Accept any
8626 const_int on a 32-bit host.
8628 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
8630 * objc/objc-act.c (init_objc): Set save_lang_status,
8631 restore_lang_status, and mark_lang_status.
8633 2001-03-06 Krister Walfridsson <cato@df.lth.se>
8635 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
8637 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
8639 * cppinternals.texi: Update.
8641 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8643 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8644 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
8645 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
8646 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
8647 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
8648 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8649 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
8650 config/i386/xm-i386.h, config/i860/xm-i860.h,
8651 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8652 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
8653 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8654 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8655 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8656 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8657 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
8658 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
8659 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
8660 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8661 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8662 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
8663 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
8664 match the defaults provided in hwint.h.
8666 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8667 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
8669 * config.gcc (xm_file): Don't set to files which are deleted.
8671 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
8672 guard this file against these macros being undefined.
8674 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8676 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
8677 and DECL_DEFER_OUTPUT on the decl we create, before calling
8678 rest_of_decl_compilation.
8680 2001-03-06 Zack Weinberg <zackw@stanford.edu>
8682 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
8684 * configure, config.in: Regenerate.
8685 * config.gcc: Remove references to deleted files.
8687 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
8688 genrecog.c, rtl.c: Do not use alloca anywhere.
8690 * Makefile.in, build-make, system.h, config/x-interix,
8691 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
8692 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
8693 config/arc/xm-arc.h, config/arm/xm-arm.h,
8694 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8695 config/h8300/xm-h8300.h, config/i370/x-oe,
8696 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
8697 config/i386/x-ncr3000, config/i386/x-sco5,
8698 config/i386/xm-dgux.h, config/i860/x-sysv4,
8699 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
8700 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
8701 config/m68k/x-hp320g, config/m69k/x-mot3300,
8702 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
8703 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
8704 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
8705 config/m88k/x-sysv4, config/m88k/x-tekXD88,
8706 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8707 config/mips/x-iris, config/mips/x-iris3,
8708 config/mips/x-sni-svr4, config/mips/x-sysv,
8709 config/mips/xm-iris6.h, config/mips/xm-mips.h,
8710 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
8711 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
8712 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8713 config/pa/xm-papro.h, config/romp/xm-romp.h,
8714 config/rs6000/x-aix31, config/rs6000/x-aix41,
8715 config/rs6000/x-beos, config/rs6000/x-lynx,
8716 config/rs6000/x-mach, config/rs6000/x-rs6000,
8717 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
8718 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8719 config/sparc/x-sysv4, config/sparc/xm-linux.h,
8720 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
8721 config/vax/xm-vms.h: Eradicate all references to alloca and
8724 * config/xm-alloca.h, config/clipper/x-clix,
8725 config/i386/xm-sysv4.h, config/i860/x-fx2800,
8726 config/i860/x-sysv3, config/m88k/x-sysv3,
8727 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
8728 (contained only alloca related hacks).
8730 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
8733 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
8735 * invoke.texi: Document __FAST_MATH__.
8737 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8739 * crtstuff.c: Restore include of auto-host.h.
8741 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
8743 Put main() in a separate file, so that the language
8744 front-end can use a different main().
8747 * toplev.c: (main): Rename as toplev_main.
8748 * toplev.h: Declare toplev_main.
8749 * Makefile.in (OBJS): add toplev.o.
8750 (BACKEND): remove toplev.o, add main.o.
8752 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8754 * cppfiles.c (search_from): Special case the empty string.
8756 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
8758 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
8759 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
8760 strlen or strcpy; we already know the length.
8761 (_cpp_compare_file_date): Similarly.
8762 * cpphash.h (struct cpp_reader): Delete done_initialising.
8763 (CPP_PREV_BUFFER): Delete.
8764 * cppinit.c (cpp_start_read): Don't set done_initialising.
8765 * cpplex.c (parse_string): Guarantee null-termination.
8766 (_cpp_equiv_toklists): Remove.
8767 * cpplib.c (glue_header_name): Null-terminate.
8768 (do_line): Don't leak memory.
8769 * cpplib.h (BT_WEAK): Delete.
8770 * cppmain.c (cb_ident): Strings are now null-terminated.
8772 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
8774 * gcc.c (convert_filename): Append executable suffix
8775 if NO_AUTO_EXE_SUFFIX is not defined.
8776 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
8777 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
8779 2001-03-03 David O'Brien <obrien@FreeBSD.org>
8781 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
8782 * c-parse.gperf, c-gperf.h: Delete.
8783 (c-gperf.h was accidently re-added to the CVS repo in the rev
8784 1.16 commit by tromey)
8786 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8788 * cpplex.c (_cpp_lex_token): Don't warn about directives in
8789 macro arguments when looking for the '('.
8790 * cppmacro.c (funlike_invocation_p): Set parsing_args to
8791 2 when really parsing arguments; 1 when looking for '('.
8792 Always restore the lexer position.
8794 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8796 * longlong.h (umul_ppmm): Don't use a multiline string.
8798 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8800 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
8801 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
8802 t_bool in declaration because pcc can't combine volatile with typedef
8805 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
8807 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
8808 until when it is really needed.
8809 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
8810 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
8811 * i386.md (float?i?f splitter): Don't force source operand to memory
8813 (sse_movdfcc): Fix constraint.
8814 (sse_movdfcc splitter): Handle properly the second alternative.
8816 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8818 * cpplex.c (parse_string): Unconditionally pedwarn.
8820 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
8823 * cppexp.c (parse_number): Update.
8824 * cpplex.c (parse_string): Pedwarn if multiline string does not
8825 result from a system header's macro.
8826 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
8827 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
8828 for function-like macros too.
8829 * c-lex.c (lex_number): Update.
8831 2001-03-03 Richard Henderson <rth@redhat.com>
8833 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
8835 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
8837 * combine.c (try_combine): If split with mode-changed scratch
8838 register didn't work, try the original mode.
8840 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
8842 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
8843 * config/c4x/c4x.h: Likewise.
8844 * stor-layout.c (compute_record_mode): Likewise.
8845 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
8847 2001-03-02 Zack Weinberg <zackw@stanford.edu>
8849 * configure.in: Kill tm.h. Include the files in the $tm_file
8850 list in all three of config.h, hconfig.h, tconfig.h, after the
8851 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
8852 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
8853 * configure: Regenerate.
8854 * Makefile.in (clean): Don't delete tm.h.
8856 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
8857 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
8858 those are not defined, set SEC and FEC to 0 and 1.
8859 * gcc.texi: Update to match.
8861 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
8862 * config/fp-bit.c, config/m68k/aux-crt2.asm,
8863 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
8864 Include tconfig.h, not tm.h.
8866 * config/xm-lynx.h, config/xm-std32.h,
8867 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8868 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
8869 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
8870 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8871 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8872 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8873 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
8874 config/i386/xm-i386.h, config/i860/xm-i860.h,
8875 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8876 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
8877 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8878 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8879 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8880 config/pa/xm-linux.h, config/pa/xm-pa.h,
8881 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8882 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
8883 config/pj/xm-pj.h, config/romp/xm-romp.h,
8884 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
8885 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8886 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8887 config/v850/xm-v850.h, config/vax/xm-vax.h,
8888 config/we32k/xm-we32k.h:
8890 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
8892 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
8893 config/i370/xm-oe.h: Don't include tm.h. Don't define
8895 * config/vax/xm-vms.h: Don't include tm.h.
8897 * config/xm-lynx.h, config/avr/xm-avr.h,
8898 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
8899 Delete; made empty by above changes.
8900 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8901 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
8902 Don't include config/xm-lynx.h or tm.h.
8904 * config/xm-gnu.h: Don't include fcntl.h.
8905 * config/sparc/xm-lynx.h: Don't include sys/types.h and
8907 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
8909 2001-03-02 Richard Henderson <rth@redhat.com>
8911 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
8912 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
8914 2001-03-02 Richard Henderson <rth@redhat.com>
8916 * Makefile.in (OBJS): Add dwarf2asm.o.
8917 * dwarf2asm.c, dwarf2asm.h: New files.
8918 * dwarf2out.c (*): Use them.
8919 (size_of_uleb128, size_of_sleb128): Remove.
8920 (output_uleb128, output_sleb128): Remove.
8921 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
8922 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
8923 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
8924 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
8925 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
8926 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
8927 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
8928 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
8929 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
8930 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8931 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
8932 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
8933 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
8934 (dwarf2out_frame_debug): Remove unused variables.
8935 (output_loc_operands): Don't abort on 8 byte constants if
8936 host integers are wide enough.
8937 (output_symbolic_ref): Remove.
8938 (size_of_die): Don't assume 4 byte host integers.
8939 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
8941 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
8942 something stupid with HOST_WIDE_INT to long truncation.
8943 [CONST_DOUBLE]: Likewise.
8945 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
8946 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8947 * config/arm/unknown-elf.h: Likewise.
8948 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
8949 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
8950 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
8951 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
8952 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
8953 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
8954 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
8955 (ASM_OUTPUT_DWARF_OFFSET): Remove.
8956 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
8957 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
8958 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
8959 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
8961 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8963 * cselib.c (hash_rtx): Cast enums to unsigned int.
8965 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8967 * print-rtl.c (print_rtx): Cast enums to int for comparison.
8968 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
8970 * c-format.c (C_STD_VER): Cast to int for comparisons.
8971 (check_function_format): Cast various enums to int for &.
8972 (maybe_read_dollar_number): Likewise.
8973 (check_format_info): Likewise.
8974 (check_format_info_main): Likewise.
8975 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
8976 (safe_from_p): Likewise.
8977 * varasm.c (const_hash): Cast enum to int for %.
8978 * emit-rtl.c (init_emit_once): Use int loop variable to work around
8979 pcc enum problems with < and ++ operators.
8980 * regclass.c (init_reg_sets_1): Cast enums for comparison.
8981 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
8982 (regclass_init): Change enum class to int to iterate over reg_classes.
8983 * genrecog.c (merge_trees): Cast enums for comparison.
8984 * rtl.h (GET_CODE): Cast to enum rtx_code.
8985 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
8986 (GET_MODE): Cast to enum machine_mode.
8987 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
8988 (GET_NOTE_INSN_NAME): Cast enum to int.
8989 * tree.h (TREE_CODE): Cast to enum tree_code.
8990 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
8991 * timevar.c (timevar_print): Change loop variable id from enum to
8993 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
8994 * config/i386/i386.md: Use PUT_MODE for mode assignment.
8995 * toplev.c (compile_file): Cast enum DFI to int.
8996 (decode_d_option): Likewise.
8998 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
9000 * cppinit.c (append_include_chain): Mark "after" include file name list
9001 as a system directory.
9002 * cpp.texi: Document new behavior.
9004 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
9006 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
9008 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
9010 * cppfiles.c (struct include_file): Update.
9011 (stack_include_file): Use search_from.
9012 (cpp_included, find_include_file): Update.
9013 (cpp_execute_include): Update. ptr->name may not be
9014 null terminated. Use the new search_from member variable
9016 (_cpp_compare_file_date): Similarly.
9017 (search_from): New function, similiar to actual_directory.
9018 (actual_directory): Delete.
9019 (remap_filename): Update. loc->name may not be null terminated.
9020 (struct file_name_list): Rename search_path. Update.
9021 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
9022 search_from and dir.
9023 (struct cpp_reader): Remove actual_dirs.
9024 * cppinit.c (struct cpp_pending): Update for renamed objects.
9025 (append_include_chain, remove_dup_dir, remove_dup_dirs,
9026 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
9027 * cpplib.h (struct cpp_options): Similarly.
9029 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9031 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
9032 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
9033 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
9034 config/clipper/xm-clix.h, config/convex/xm-convex.h,
9035 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
9036 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
9037 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
9038 config/i370/xm-linux.h, config/i370/xm-mvs.h,
9039 config/i370/xm-oe.h, config/i386/xm-aix.h,
9040 config/i386/xm-i386.h, config/i386/xm-osf.h,
9041 config/i860/xm-i860.h, config/i960/xm-i960.h,
9042 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
9043 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
9044 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
9045 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
9046 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
9047 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
9048 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
9049 config/pj/xm-pj.h, config/romp/xm-romp.h,
9050 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
9051 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
9052 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
9053 config/v850/xm-v850.h, config/vax/xm-vax.h,
9054 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
9055 Do not define TRUE or FALSE.
9057 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
9058 empty by above change.
9059 * config.gcc: Remove references to these files.
9061 * configure.in: Detect stdbool.h.
9062 * configure, config.in: Regenerate.
9063 * system.h: Include stddef.h here if available.
9064 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
9065 Then set up a sensible boolean type at the very end.
9067 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
9068 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
9070 * hash.h: Delete 'boolean' typedef and related #undefs.
9072 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
9073 all uses of 'boolean' with 'bool'.
9075 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
9077 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
9078 * cppexp.c (lex): Cast enums for comparison.
9079 * cppinit.c (parse_option): Cast enum for comparison.
9080 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
9081 (cpp_output_token): Likewise.
9082 (cpp_can_paste): Cast enums for comparsion and plus/minus.
9083 (cpp_avoid_paste): Cast enums for minus and comparison.
9085 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9087 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
9088 field to all array elements.
9090 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9092 * cpphash.h (struct cpp_reader): Add print_version field.
9093 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
9094 just set print_version and other flags as appropriate.
9095 (cpp_post_options): Print version here if print_version is set.
9097 * toplev.c (exit_after_options): New flag.
9098 (independent_decode_option): Don't exit here; just set
9100 (main): Exit after calling lang_hooks.post_options if
9101 exit_after_options is true.
9103 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
9104 (merge_include_chains): Adjust comment to match code.
9106 2001-03-01 Zack Weinberg <zackw@stanford.edu>
9108 * stringpool.c (set_identifier): New function.
9109 * tree.h: Prototype it.
9111 * c-parse.in: Kill D_YES. If compiled for objc, call
9112 save_and_forget_protocol_qualifiers from init_reswords.
9113 * objc/objc-act.c (remember_protocol_qualifiers,
9114 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
9115 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
9117 (save_and_forget_protocol_qualifiers): New function.
9118 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
9120 2001-03-01 Diego Novillo <dnovillo@redhat.com>
9122 * c-semantics.c (prune_unused_decls): Return error_mark_node
9123 instead of (tree) 1 to stop traversing the tree chain.
9125 2001-03-01 Bernd Schmidt <bernds@redhat.com>
9127 Fix a problem introduced by Kenner's Feb 18 change.
9128 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
9129 flag_cse_skip_blocks only temporarily, not for ever.
9131 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
9133 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
9134 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
9136 * pa.c (emit_move_sequence): Verify operand0 is a hard register
9137 before determining its register class.
9139 2001-03-01 Bernd Schmidt <bernds@redhat.com>
9141 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
9142 from reg 4 if current_function_calls_setjmp.
9143 (gen_nop_type): New function.
9144 (ia64_emit_nops): New function.
9145 (ia64_reorg): Call it.
9146 (ia64_sched_reorder): Move code that rotates bundles up a bit.
9148 * reload1.c (eliminate_regs_in_insn): Restrict the special case
9149 code not to try to optimize adds with anything but a REG destination.
9151 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
9152 (INSN_PRIORITY_KNOWN): New accessor macro.
9153 * haifa-sched.c (priority): Use it instead of testing priority against
9156 2001-02-28 DJ Delorie <dj@redhat.com>
9158 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
9159 since that doesn't work the way gcc wants on a generic m68k.
9161 2001-02-28 Richard Henderson <rth@redhat.com>
9163 * caller-save.c (save_call_clobbered_regs): Fix typo in
9164 comparison last change.
9166 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
9168 * i386.c (pentium4_cost): New.
9169 (m_PENT4): New macro.
9170 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
9171 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
9172 x86_integer_DFmode_moves, x86_partial_reg_dependency,
9173 x86_memory_mismatch_stall): Add Pentium4
9174 (x86_use_q_reg, x86_use_any_reg): Kill.
9175 (override_options): Add pentium4.
9176 (incdec_operand): Return 0 for pentium4.
9177 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
9178 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
9179 (TARGET_PENTIUM4): Define.
9180 (enum processor_type): Add PROCESSOR_PENTIUM4.
9181 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
9182 * i386.md (attribute "cpu"): Add pentium4.
9183 * invoke.texi (march): Add pentium4.
9185 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
9187 * i386.md (sse_mov?fcc*): New patterns and splitters.
9188 * i386.c (ix86_expand_movcc): Work post-reload; recognize
9189 the SSE based conditional moves.
9191 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
9193 * i386.md (attribute mode): Add "TI".
9194 (movsf_1): Add pxor support; remove constant propagation splitter.
9195 (movdf_integer): Likewise.
9196 (movdf_nointeger): Likewise.
9197 (movxf constant prop splitter): Handle all modes; update for SSE.
9198 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
9199 * i386.c (standard_80387_constant_p): Rewrite.
9200 (standard_sse_constant_p): New.
9201 * i386-protos.h (standard_sse_constant_p): New.
9203 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
9205 * i386.md (sse_setccsf, sse_setccdf): New.
9206 (sse_cmp* patterns): Use '%D' instead of outputtting condition
9208 * i386.c (sse_comparison_operator): Accept the supported unordered
9209 comparses; be ready for fast_math.
9210 (print_operand): Support 'D'.
9212 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
9214 * jump.c (reversed_comparison_code): Kill.
9216 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
9218 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
9221 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
9223 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
9224 add missing '%' in constraints.
9226 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
9228 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
9229 for HOST_BITS_PER_WIDE_INT == 32 too.
9231 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
9233 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
9235 (insert_save, insert_restore): New parameter save_mode.
9236 (init_caller_save): Update initialization of reg_save_code
9237 and reg_restore_code.
9238 (save_call_clobbered_regs): Compute save_modes and update calls to
9239 reg_save_code and reg_restore_code.
9240 (insert_restore): Unsignetize numbers; use save_modes to choose mode
9241 of spill; update use of reg_restore_code.
9242 (insert_save): Likewise.
9243 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
9244 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
9245 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
9247 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
9249 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
9250 noce_try_store_flag_inc, noce_try_store_flag_mask,
9251 noce_try_cmove_arith):
9252 Use reversed_comparison_code instead of reverse_comparison and
9253 can_reverse_comparison_p.
9255 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
9257 * jump.c (reversed_comparison_code_parts): Allow reversal of
9258 unordered compares in -ffast-math mode; reverse ordered compares
9259 for FP even w/o -ffast-math.
9261 2001-02-27 Richard Henderson <rth@redhat.com>
9263 * print-rtl.c (print_rtx) [i]: Don't print field five on
9264 NOTEs other than NOTE_INSN_DELETED_LABEL.
9266 2001-02-27 Zack Weinberg <zackw@stanford.edu>
9268 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
9269 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
9271 2001-02-27 Diego Novillo <dnovillo@redhat.com>
9273 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
9274 even if walk_subtrees is 0.
9275 * c-semantics.c (prune_unused_decls): Return a non-null value to
9276 stop traversing the tree chain.
9278 2001-02-27 DJ Delorie <dj@redhat.com>
9280 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
9281 register, *then* define it as the new CFA.
9283 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
9285 * pa.c (override_options): Promote -fpic to -fPIC.
9286 (legitimize_pic_address): Simplify due to removal of
9287 small PIC as a code generation option.
9288 (secondary_reload_class): Similarly.
9289 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
9290 (PRINT_OPERAND_ADDRESS): Similarly.
9291 * pa.md (various patterns): Similarly.
9292 (small pic lo_sum pattern): Remove.
9294 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
9297 * md.texi (min, max): Document
9299 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
9301 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
9302 TARGET_PARTIAL_REG_DEPENDENCY.
9303 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
9305 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
9307 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
9309 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
9311 * mips.c (mips_make_temp_file): Fix thinko in last change.
9313 2001-02-26 Jason Eckhardt <jle@redhat.com>
9315 * combine.c (known_cond): Do not reverse the condition when
9316 SMAX/UMAX is being considered and the condition is for equality
9319 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
9321 2001-02-26 Philip Blundell <philb@gnu.org>
9323 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
9325 * config/arm/linux-elf.h: Remove historical relics related to
9326 above configurations.
9327 * config/arm/linux-oldld.h: Delete.
9328 * config/arm/linux-elf26.h: Delete.
9330 2001-02-26 Jason Merrill <jason@redhat.com>
9332 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
9334 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
9335 recognize a tentative definition. Lose obsolete code.
9337 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
9338 variables unless necessary, either.
9340 2001-02-25 Richard Henderson <rth@redhat.com>
9342 * ifcvt.c (struct noce_if_info): Add test_bb.
9343 (noce_get_alt_condition): New.
9344 (noce_try_minmax, noce_try_abs): New.
9345 (noce_operand_ok): New.
9346 (noce_process_if_block): Use them.
9347 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
9349 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
9351 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
9354 2001-02-25 Zack Weinberg <zackw@stanford.edu>
9356 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
9357 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
9359 (mips_asm_file_end): Free temp_filename here.
9361 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9363 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
9364 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
9366 * config/i386/i386.md (movstrsi): Handle FAIL case.
9368 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
9370 * cppinit.c (builtin_array): Update.
9371 (init_builtins): Flag builtins to warn if redefined or
9372 undefined. Define __GXX_WEAK as a normal macro.
9373 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
9374 * cpplib.h (NODE_WARN): New flag.
9375 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
9376 Handle __STDC__ as a builtin only on Solaris.
9377 (warn_of_redefinition): Renamed from check_macro_definition.
9378 Reverse sense of test. Always warn if NODE_WARN.
9379 (_cpp_create_definition): Use warn_of_redefinition. Flag
9380 any macro beginning with "__STDC_" to require a mandatory
9381 warning if redefined or undefined.
9383 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9385 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
9386 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
9387 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
9388 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
9389 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
9390 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
9391 Don't define any of:
9392 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
9393 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
9394 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
9395 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
9396 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
9398 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
9399 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
9402 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
9403 Delete now-empty file.
9405 * alpha/vms.h: Define NEED_ATEXIT here...
9406 * alpha/xm-vms.h: ...not here.
9408 * i386/cygwin.h: Don't define PARAMS.
9409 * mips/mips.c: Don't prototype mktemp. Don't define
9410 P_tmpdir. Use make_temp_file to create temporary files.
9411 Don't be clever and delete temporary files early.
9412 * config.gcc: Drop references to deleted files. Don't define
9414 * gcc.texi: Don't mention USE_PROTOTYPES.
9416 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9418 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
9419 (ix86_set_move_mem_attrs_1): Likewise.
9420 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
9421 * config/i386/i386.md (movstrsi): Call it.
9423 2001-02-24 Zack Weinberg <zackw@stanford.edu>
9425 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
9426 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
9427 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
9428 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
9430 (i750a-*-*): Error here if hosting on i750a.
9431 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
9433 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
9434 Remove (empty modulo comments).
9436 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
9437 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
9438 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
9439 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
9440 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
9441 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
9443 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
9444 Remove reference to winnt.h in comment.
9445 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
9447 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9449 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
9450 used to set another biv.
9452 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9454 * tree.h (BLOCK_DEAD): New macro.
9455 (struct tree_block): New flag, dead_flag.
9456 * print-tree.c (print_node, case 'b'): Print missing fields.
9457 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
9458 * function.c (identify_blocks): Enable test for misplaced notes.
9459 (all_blocks): Skip BLOCK_DEAD blocks.
9460 * integrate.c (integrate_decl_tree): Likewise.
9462 * errors.c (internal_error, trim_filename): New functions.
9463 (fancy_abort): Call internal_error.
9464 * errors.h (internal_error, trim_filename): New declarations.
9466 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
9468 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
9470 (EXTRA_CONSTRAINT): Formatting changes.
9472 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9474 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
9476 2001-02-23 Per Bothner <per@bothner.com>
9478 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
9479 so they can be called from java/jvspec.c.
9480 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
9482 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
9484 * i386.c (ix86_frame): New structure.
9485 (ix86_compute_frame_size): Kill.
9486 (ix86_compute_frame_layout): New.
9487 (ix86_save_reg): New.
9488 (ix86_can_use_return_insn_p): Use frame layout stuff.
9489 (ix86_expand_prologue): Likewise.
9490 (ix86_expand_epilogue): Likewise.
9491 (ix86_initial_elimination_offset): Likewise.
9492 (ix86_nsaved_regs): Use ix86_save_reg.
9493 (ix86_emit_save_regs): Likewise.
9495 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
9497 * flow.c (find_sub_basic_blocks): New function.
9498 (split_block): Be ready for basic block introduced by CODE_LABEL.
9499 (commit_one_edge_insertion): Call find_sub_basic_block.
9501 * flow.c (make_edges): Add edge from entry for blocks starting with
9502 label having ALTERNATE_NAME
9504 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
9506 * function.c (epilogue_done): Be ready for first basic block not
9507 containing PROLOGUE_END note.
9508 (reposition_prologue_and_epilogue_notes): Avoid placing
9509 PROLOGUE_END note between BASIC_BLOCK.
9511 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
9513 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
9515 2001-02-21 DJ Delorie <dj@redhat.com>
9517 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
9518 check for current_function_has_nonlocal_goto from 1999-11-12.
9520 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9522 * diagnostic.c (trim_filename): No longer static.
9523 * toplev.h (trim_filename): Declare.
9524 * rtl.c (rtl_check_failed_bounds): Call internal_error.
9525 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
9526 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
9527 (rtvec_check_failed_bounds): Likewise.
9528 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
9530 * convert.c (convert_to_integer): Don't do unsigned unless result or
9531 both inputs are unsigned.
9533 * fold-const.c (fold_convert): Don't call size_int_type_wide if
9536 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
9538 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
9540 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
9542 * Makefile.in (resource.o): Add params.h dependence.
9543 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
9544 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
9545 * resource.c: Add dependence on params.h.
9546 (current_live_regs): Fix explanatory comment.
9547 (find_basic_block): Add new parameter to permit limiting search
9549 (mark_target_live_regs): Add new argument to find_basic_block call.
9550 (incr_ticks_for_insn): Likewise.
9552 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9554 * diagnostic.c (output_to_stream): Rename to
9555 output_buffer_to_stream. Loses the stream parameter.
9556 (init_output_buffer): Set diagnosic_buffer's stream.
9557 (flush_diagnostic_buffer): Adjust.
9558 (default_print_error_function): Likewise.
9559 (finish_diagnostic): Likewise.
9560 (verbatim): Likewise.
9562 * diagnostic.h (struct output_buffer): Add `stream' field.
9563 (output_buffer_attached_stream): New macro.
9565 2001-02-23 Jakub Jelinek <jakub@redhat.com>
9567 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
9568 check if either operand is divisible by C.
9569 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
9570 If type is signed, consider negative numbers as well.
9572 2001-02-22 Richard Henderson <rth@redhat.com>
9574 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
9575 reach .text instead of gp-relative relocs.
9576 * config/ia64/crtend.asm (.init): Likewise.
9578 2001-02-22 Andreas Jaeger <aj@suse.de>
9580 * extend.texi (C++ Attributes): Fix typo.
9582 2001-02-21 David Mosberger <davidm@hpl.hp.com>
9584 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
9585 functions, drop current_function_args_info.words test.
9586 (ia64_compute_frame_size): Mark syscall_linkage functions as
9587 using eight input registers.
9589 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
9590 Bruce Korb <bkorb@gnu.org>
9592 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
9593 * fixinc/README: Document how to convert sed substitutions
9594 to format style c_fix-es.
9595 * fixinc/fixincl.x: regen
9597 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
9599 * gcc.c: Add comment explaining how to add a command-line option.
9600 Add title to specs language comment.
9602 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9604 * gcc.c (cc1_options): Add "-param".
9605 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
9606 (option_map): Likewise.
9607 * toplev.c (display_help): Add entry for "--param".
9608 (independent_decode_option): Fix typographical error.
9610 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
9611 Bernd Schmidt <bernds@redhat.com>
9612 Jan Hubicka <jh@suse.cz>
9614 * i386.c (function_arg_advance): Pass SSE arguments in registers.
9615 (function_arg): Likewise.
9617 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
9619 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
9621 2001-02-21 Kazu Hirata <kazu@hxi.com>
9623 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
9627 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
9629 * flow.c (init_propagate_block_info): Canon address and use single_set
9630 for killing dead memory stores.
9632 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
9634 * Makefile.in (reorg.o): Add params.h dependence.
9635 * params.def: Fix typographical error in comment.
9636 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9637 * params.h: Modify introductory comment.
9638 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
9639 * reorg.c: Add dependence on params.h.
9640 (redundant_insn): Add parameterized throttle for search.
9641 (fill_simple_delay_slots): Add a comment explaining a variable.
9642 Move conditional out of loop, simplifying code.
9643 (fill_eager_delay_slots): Fix typographical error in comment.
9645 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
9647 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
9649 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
9650 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
9652 2001-02-21 Jason Merrill <jason@redhat.com>
9654 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
9655 (struct tree_decl): Add uninlinable bitfield.
9656 * c-decl.c (duplicate_decls): Set it.
9657 * integrate.c (function_cannot_inline_p): Check it.
9659 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
9660 DW_AT_MIPS_linkage_name to abstract methods.
9661 (dwarf2out_abstract_function): Emit class context before calling
9662 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
9663 (gen_subprogram_die): Remove obsolete code.
9664 (gen_member_die): Don't include clones in the member list.
9665 (gen_decl_die): Emit abstract info for clone origin.
9666 * dwarfout.c (output_type): Don't include clones in the member list.
9667 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
9668 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
9669 DECL_ABSTRACT on a function that already has it set.
9671 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
9672 (get_subprogram_die): Pass it in.
9674 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
9676 * flow.c (mark_set_1): Make not_dead unsigned long. For
9677 non-pseudos, use it as a bitmask of the hard regs that
9680 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
9682 * cppfiles.c: Update comments.
9683 (_cpp_read_file): Don't check for NULL filenames any more.
9684 * cppinit.c (cpp_start_read): Don't do canonicalization of
9685 in_fname and out_fname. Use the passed file name exclusively.
9686 (_cpp_handle_options): Don't treat "-" as a command line option,
9687 but as a normal filename.
9688 (_cpp_post_options): Canonicalize in_fname and out_fname.
9689 * cppmain.c (printer_init): Don't check out_fname for NULL.
9690 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
9691 (init_c_lex): Update, and use "" to represent stdin to CPP.
9694 2001-02-20 Will Cohen <wcohen@redhat.com>
9696 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
9697 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
9698 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
9701 2001-02-20 Stan Shebs <shebs@apple.com>
9703 * config/rs6000/rs6000.c (output_cbranch): Output branches
9704 on separate lines instead of using ';' to separate.
9706 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
9708 * cppinit.c (set_lang): Move builtin handling to...
9709 (init_builtins): ...here.
9710 (_cpp_create_reader): Move call to set_lang.
9712 2001-02-20 Mark Mitchell <mark@codesourcery.com>
9714 * stmt.c (expand_return): If an attempt is made to return the
9715 error_mar_node, treat the return like a return without a value.
9717 2001-02-19 Zack Weinberg <zackw@stanford.edu>
9719 * sibcall.c (skip_copy_to_return_value): Call
9720 identify_call_return_value here, and return orig_insn if it
9721 returns zero. Hardret and softret arguments now unnecessary.
9722 (call_ends_block_p): Don't call identify_call_return_value here.
9724 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
9726 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
9727 * ggc.h (ggc_mark_if_gcable): Delete prototype.
9729 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
9731 * pa.c (move_operand): Accept code to load the address of a
9732 symbol out of the DLT as a valid move operand.
9733 (print_operand, case 'A'): New to handle generating a DLT
9734 reference for a LO_SUM expression.
9735 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
9736 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
9738 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
9740 * README, cpp.texi, gcc.texi, version.c: Update version number to
9742 * cpp.1, gcov.1, gcc.1: Regenerate.
9744 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
9746 * cppfiles.c (stack_include_file): Generate dependencies
9747 here, and manage include_count here too.
9748 (PRINT_THIS_DEP): Delete.
9749 (_cpp_execute_include): Do not generate dependencies here,
9750 apart from the case of a missing header. Do not manage
9752 (_cpp_read_file): Leave dependency generation to
9755 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
9757 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
9758 target_cpu_default. Remove dead assignment to
9761 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
9763 * regclass.c (contains_reg_of_mode): Make global.
9764 (init_reg_sets): Remove contains_reg_of_mode; take into account
9765 CLASS_MAX_NREGS when looking for the proper mode.
9766 (dump_regclass): Dump only classes considered for the pseudo.
9767 (regclass): Use contains_reg_of_mode.
9769 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
9771 * gcc.c (do_spec_1): 'n' for printing notices.
9772 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
9774 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
9776 * reg-stack.c (next_flags_user): Use current_block->end
9777 (swap_rtx_condition): Look for next user if flags don't die;
9778 give up on CALL_INSNs; use current_block->end.
9780 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9782 * sibcall.c (call_ends_block_p): New function.
9783 (optimize_sibling_and_tail_recursive_call): Use it.
9785 2001-02-18 Kazu Hirata <kazu@hxi.com>
9787 * config/h8300/h8300.md: Update copyright.
9788 (andsi3): Do not output an extra newline character.
9790 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9792 * toplev.c (note_deferral_of_defined_inlined_function): Argument
9793 FNDECL may be unused.
9795 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
9796 follow jumps after first run.
9797 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
9798 it doesn't change any jumps.
9800 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
9802 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
9803 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
9804 (mostlyclean): Corresponding changes.
9805 * rtlanal.c (hard-reg-set.h): Include.
9806 (rtx_unstable_p): Do not treat the argument pointer specially
9807 if it is not a fixed register.
9808 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
9810 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9812 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
9813 against last real insn in basic block.
9814 Rework to avoid gotos.
9816 * Makefile.in (gcse.o): Now includes ggc.h.
9817 * gcse.c: Include ggc.h.
9818 (want_to_gcse_p): Verify expression can be in SET as valid insn.
9819 (try_replace_reg): Remove warning of uninitialize variable.
9820 (process_insert_insn): Call invalid_insn_p to validate insn.
9821 * recog.c (insn_invalid_p): Now global.
9822 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
9823 * recog.h (insn_invalid_p): New declaration.
9825 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
9827 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
9828 assignments from FP constants since 'Y' output code can't handle it.
9829 (eligible_for_sibcall_delay): Likewise.
9831 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
9832 Call fancy_abort directly, passing args.
9833 (print_rtl_and_abort): Now a macro, like fancy_abort.
9835 * final.c (output_operand_lossage): Use internal_error, not error.
9837 2001-02-18 Shane Nay <shane@agendacomputing.com>
9839 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
9840 structure shift insns.
9842 2001-02-18 Mark Mitchell <mark@codesourcery.com>
9844 * invoke.texi (-fsquangle): Remove documentation.
9845 (-fname-mangling-version): Likewise.
9847 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
9849 * optabs.c (expand_abs): Remove reference to
9850 HAVE_contitional_arithmetic.
9851 * combine.c (simplify_set): Likewise.
9853 2001-02-18 Richard Henderson <rth@redhat.com>
9855 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
9858 2001-02-18 Richard Henderson <rth@redhat.com>
9860 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
9862 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
9864 * reload1.c (reload_cse_simplify_set): Fix typo.
9866 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9868 * diagnostic.c (_fatal_insn): Decrement errorcount.
9870 * invoke.texi (-I): Add note avoiding use for system header files.
9872 * rtl.h (add_clobbers): Remove duplicate declaration.
9873 * recog.h (added_clobbers_hard_reg_p): New declaration.
9874 * genemit.c (struct clobber_pat): New field has_hard_reg.
9875 (gen_insn): Record if added clobbers clobber hard reg.
9876 (gen_split): Avoid unused warning if number of operands is 0.
9877 (output_added_clobbers_hard_reg_p): New function.
9880 2001-02-18 Alan Modra <alan@linuxcare.com.au>
9882 * pa.c (hppa_expand_prologue): Simplify code storing return
9883 pointer. For large (>=8k) frames with a post_store, adjust stack
9884 pointer by 8k-64 first rather than by 64. When testing with
9885 VAL_14_BITS_P, always use the actual value rather than the value
9886 negated. Add blockage to prevent scheduling of spills before
9887 stack frame has been created.
9888 (hppa_expand_epilogue): Simplify code loading return pointer.
9889 Allow a slightly larger range for merge_sp_adjust_with_load case.
9890 When testing with VAL_14_BITS_P, always use the actual value.
9892 * pa.c (pa_adjust_insn_length): Check that block move
9893 pattern is a set before looking at operands.
9895 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9897 * fold-const.c (fold_binary_op_with_conditional_arg): New
9898 function, split out from ...
9900 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
9901 conditional arms that throw exceptions.
9903 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
9906 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9908 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
9909 define HAVE_DECL_* to 1 to mask potential backup declarations.
9910 * configure: Regenerated.
9912 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9914 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
9916 2001-02-17 Richard Henderson <rth@redhat.com>
9918 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
9919 when replacing a memory load with a register.
9921 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9922 Jan Hubicka <jh@suse.cz>
9924 * recog.c (validate_replace_src_1): New.
9925 (validate_replace_src_data): Likewise.
9926 (validate_replace_src): Use note_uses.
9927 * rtl.h (note_uses): Declare.
9928 * rtlanal.c (note_uses): New.
9930 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
9932 * reg-stack.c (stack_def): Make field reg unsigned.
9933 (remove_regno_note): Unsignetize parameter.
9935 2001-02-16 Jes Sorensen <jes@linuxcare.com>
9937 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
9938 shladd_operand() call.
9940 2001-02-16 Bruce Korb <bkorb@gnu.org>
9941 Rodney Brown <RodneyBrown@mynd.com>
9943 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
9944 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
9945 machine restrictions
9946 * fixinc/fixincl.x: regen
9948 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9950 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
9952 (hash_scan_insn): Clean up calls to hash_scan_set.
9953 (compute_kill_rd): REGNO now unsigned.
9954 (try_replace_reg): Rework to use simplify_replace_rtx.
9955 (cprop_jump, cprop_cc0_jump): Likewise.
9956 (cprop_insn): Call find_reg_equal_equiv_note.
9957 Reflect changes to cprop_jump and cprop_cc0_jump.
9959 * recog.c (validate_replace_src): Replace in operands of
9960 ZERO_EXTRACT in SET_DEST.
9962 * cse.c (new_label_ref): New variable.
9963 (insert): Set it instead of recorded_label_ref.
9964 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
9965 CODE_LABEL for this function, and not already in REG_LABEL note.
9967 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
9969 * resource.c (mark_referenced_resources): Fix typo in introductory
9971 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
9974 2001-02-16 Jason Merrill <jason@redhat.com>
9976 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
9978 (gen_subprogram_die): Don't abort on seeing a second definition if
9979 the previous one was abstract. Don't replace an abstract instance
9980 in the lookup table.
9982 * dwarf2out.c (dwarf2out_abstract_function): Rename from
9983 gen_abstract_function.
9984 * dwarf2out.h: Declare it.
9985 * toplev.c (note_outlining_of_inline_function): New fn.
9986 * toplev.h: Declare it.
9987 * integrate.c (output_inline_function): Call it.
9988 * c-decl.c (duplicate_decls): Call it when redefining an extern
9989 inline. Don't inline the new defn.
9991 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
9993 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9995 * .gdbinit: Rename to gdbinit.in.
9996 * gdbinit.in: New file,
9997 * configure.in: Generate .gdbinit from gdbinit.in.
9998 * configure: Regenerated.
9999 * Makefile.in (distclean): Always remove .gdbinit.
10001 2001-02-16 Jakub Jelinek <jakub@redhat.com>
10003 * objc/objc-act.c (start_class): Register implemented_classes with
10006 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
10008 * cppfiles.c (_cpp_make_system_header): Generate a file
10011 2001-02-15 Jim Meyering <meyering@lucent.com>
10013 * Makefile.in (install-common): Don't depend on installdirs here.
10014 Instead, make each of the lang.install-common targets (e.g.,
10015 c++.install-common in cp/Make-lang.in) depend on it.
10016 (install-driver): Depend on installdirs.
10018 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10020 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
10022 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
10025 2001-02-15 Mark Mitchell <mark@codesourcery.com>
10027 * invoke.texi (--param): Document.
10029 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
10031 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
10033 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
10035 * i386.md (extendsfdf2_2): Fix constraints.
10037 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
10039 * i386.md (fop_df_3 splitter): Fix operand number.
10041 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
10043 * invoke.texi (-mreg-alloc): Nuke.
10044 * i386.c (ix86_reg_alloc_order, regs_allocated,
10045 order_regs_for_local_alloc): Nuke.
10046 (override_options): Kill reg_alloc code.
10047 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
10048 (REG_ALLOC_ORDER): SSE goes before I387.
10049 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
10050 (ix86_reg_alloc_order): Likewise.
10051 * i386-protos.h (ix86_reg_alloc_order): Kill.
10053 2001-02-14 Richard Henderson <rth@redhat.com>
10055 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
10057 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
10059 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
10061 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
10063 * i386-protos.h (ix86_memory_move_cost): Move offline.
10064 * i386.c (ix86_register_move_cost): Compute properly cost of
10065 SSE, MMX and i387 instructions.
10066 (*_cost): Add costs of SSE/MMX moves.
10067 (ix86_memory_move_cost): Move offline from ....; Likewise.
10068 * i386.h (MEMORY_MOVE_COST): .... here;
10069 (struct processor costs): Add new fields to represent costs
10072 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
10074 * regclass.c (init_reg_sets_1): Reinstall the optimization of
10075 move_cost together with Matt Kraai's fix.
10077 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
10079 * Makefile.in (OBJS): Add params.o.
10081 2001-02-14 Richard Henderson <rth@redhat.com>
10082 DJ Delorie <dj@redhat.com>
10084 * jump.c (jump_optimize_1): When we delete a conditional jump
10085 preceeding a non-conditional jump to effectively the same place,
10086 make sure that the combined jump skips any clobber insns between
10089 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
10091 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
10093 2001-02-14 Mark Mitchell <mark@codesourcery.com>
10095 * Makefile.in (toplev.o): Depend on params.h.
10096 (intergate.o): Likewise.
10097 (params.o): New target.
10098 * flags.h (inline_max_insns): Remove.
10099 * integrate.c: Include params.h.
10100 Use MAX_INLINE_INSNS instead of inline_max_insns.
10101 * params.c: New file.
10102 * params.h: Likewise.
10103 * params.def: Likewise.
10104 * toplev.c: Include params.h.
10105 (lang_independent_params): New variable.
10106 (decode_f_option): Use the param machinery instead of setting
10108 (independent_decode_option): Handle "--param name=value".
10109 (main): Register language-independent parameters.
10111 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
10113 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
10115 2001-02-14 Richard Henderson <rth@redhat.com>
10117 * regclass.c (init_reg_sets_1): Revert last two changes.
10119 2001-02-14 Jakub Jelinek <jakub@redhat.com>
10121 * stor-layout.c (is_pending_size, put_pending_size): New functions.
10122 (variable_size): Call put_pending_size.
10123 * tree.h (is_pending_size, put_pending_size): Add prototypes.
10124 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
10125 sizes list, put newly created SAVE_EXPR there as well.
10127 2001-02-14 Jakub Jelinek <jakub@redhat.com>
10129 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
10130 (errata_find_address_regs): load_group has only 2 entries.
10131 (errata_emit_nops): Likewise. shladd is not problematic.
10132 Clear last_group if nop was emitted.
10133 (fixup_errata): load_group has only 2 entries.
10136 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
10138 * c-lex.c (lex_number): Only warn traditionally for U suffix
10139 outside system macros.
10140 * cppexp.c (parse_number): Similarly.
10141 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
10142 * cppmacro.c (struct cpp_macro): New member node.
10143 (parse_args): Only warn about missing rest args if not
10145 (funlike_invocation_p): Similarly for uninvoked funlike macros.
10146 (cpp_sys_objmacro_p): New.
10147 (_cpp_create_definition): Store the node with the macro defn.
10148 Remember if the macro is defined in a system header.
10150 2001-02-13 DJ Delorie <dj@redhat.com>
10152 * configure.in (check_languages): determine languages to check
10153 * Makefile.in (check-c++): alias for check-g++
10154 (check-f77): alias for check-g77
10155 (CHECK_TARGETS): depend on configured languages
10157 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
10159 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
10160 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
10161 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
10162 (sqrtextendsfdf2): Disable for SSE2.
10164 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
10166 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
10167 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
10168 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
10169 (sqrtextendsfdf2): Disable for SSE2.
10171 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
10173 * i386.md (movsfcc_1): Support integer cmove instruction.
10174 (movdfcc_1): Likewise; new splitter.
10176 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
10178 * i386.c (output_fp_compare): Support SSE.
10179 (prepare_fp_compare_args): SSE comparisons always support memory.
10180 * i386.h (TARGET_CMOVE): SSE imply cmove.
10181 * i386.md (cmp?f2): Enable for SSE too.
10182 (cmpfp_i*): Support SSE.
10183 (cmpfp_i_sse): New.
10184 (cmpfp_i_sse_only): New.
10185 (s*, b* fp expanters): Enable for SSE too.
10186 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
10189 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
10191 * regclass.c (init_reg_sets_1): Silence warning.
10193 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
10195 * i386.md (sqrt?f2): Change to expander.
10196 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
10198 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10200 * rtlanal.c (find_reg_equal_equiv_note): New function.
10201 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
10202 (simplify_gen_relational, simplify_replace_rtx): Likewise.
10203 * rtl.h: Add declarations for above functions.
10205 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
10207 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
10209 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
10210 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
10211 * flow.c (mark_regs_live_at_end): Likewise.
10212 (calculate_global_regs_live): Likewise.
10213 * gcse.c (compute_hash_table): Likewise.
10214 (compute_kill_rd): Likewise.
10215 * resource.c (mark_target_live_regs): Likewise.
10216 * rtl.h (INVALID_REGNUM): New macro.
10218 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
10220 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
10222 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
10224 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
10227 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
10229 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
10231 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
10232 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
10233 (fop_sf_1_sse, fop_df_1_sse): New patterns
10234 (fop_*): Disable float_extend and float patterns for SSE compilation.
10235 * i386.c (output_387_binary_op): Support SSE.
10237 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
10239 * i386.md (dummy_extendsfdf2): Support SSE2
10240 (extendsfdf2): Enable if 80387 or SSE2.
10241 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
10242 and no MIX_I387_SSE2
10243 (extendsfdf2_1_sse_only): New pattern.
10244 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
10246 (truncdfsf2_1): Support SSE.
10247 (truncdfsf2_2): Support SSE.
10248 (truncdfsf2_2_1_sse): New pattern.
10249 (fixtruncsfsi2): Always use SSE if available.
10250 (fix_truncsfsi_sse): New pattern.
10251 (fix_truncdfsi_sse): New pattern.
10252 (floatsis?f2): Support SSE.
10253 (floatsidf2_i387): New pattern.
10254 (floatsidf2_sse): Likewise.
10256 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10258 * configure.in: Use "have_gnat" variable, not "gnat".
10259 * configure: Regenerated.
10261 * config/sparc/sparc.c (function_value): Treat all non-record
10262 aggregate types like used to treat UNION_TYPE.
10264 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
10266 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
10267 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
10269 (MASK_MIX_SSE_I387): New.
10270 (TARGET_SSE): SSE2 imply SSE.
10271 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
10272 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
10273 (enum reg_class): Add new classes.
10274 (REG_CLASS_NAMES): Likewise.
10275 (REG_CLASS_CONTENTS): Likewise.
10276 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
10277 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
10278 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
10279 (CLASS_MAX_NREGS): Use new macros.
10280 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
10281 * i386.md (pushsf, movsf): Support SSE.
10282 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
10283 splitters to use ANY_FP_REGNO_P.
10284 (movdf_nointeger, movdf_integer): Likewise.
10286 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
10288 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
10289 (try_combine): Use it.
10291 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
10293 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
10294 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
10295 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
10296 (REGISTER_MOVE_COST): Likewise.
10297 * i386-protos.h (ix86_secondary_memory_needed,
10298 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
10299 * i386.c (ix86_secondary_memory_needed,
10300 ix86_preferred_reload_class, ix86_register_move_cost): New function.
10302 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
10304 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
10305 (HARD_REGNO_MODE_OK): Move offline to ....
10306 * i386.c (ix86_hard_regno_mode_ok) ... here;
10307 refuse all incorrect modes.
10308 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
10310 2001-02-13 Richard Henderson <rth@redhat.com>
10312 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
10313 entire operator; replicate that and match_dup the operands.
10314 (cmp_ccx_arith_op_set): Likewise.
10315 (cmp_cc_arith_op_not_set): Likewise.
10316 (cmp_ccx_arith_op_not_set): Likewise.
10318 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
10320 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
10322 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
10324 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
10325 (TARGET_NO_BITFIELD_WORD): New macro.
10326 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
10327 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
10329 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10331 * cselib.c: New file, from simplify-rtx.c.
10332 * simplify-rtx.c: Remove cselib parts.
10333 * Makefile.in: Add cselib.o.
10335 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
10337 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
10338 (setup_incoming_varargs): Remove warning.
10340 * config/rs6000/rs6000.c (validate_condition_mode): When
10341 flag_fast_math, allow floating-point conditionals to be reversed.
10342 (rs6000_generate_compare): When flag_fast_math, don't generate
10343 cror operations for FP conditionals.
10345 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
10347 (ASM_SPEC): Likewise.
10348 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
10349 (CC1_SPEC): Likewise.
10350 (LINK_TARGET_SPEC): Likewise.
10351 (CPP_ENDIAN_SPEC): Likewise.
10352 * Makefile.in (check-consistency): New target.
10354 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
10356 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
10357 "return type defaults" warning for functions with return type
10359 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
10360 function declarations by default rather than only when pedantic.
10362 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
10364 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
10367 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10369 * extend.texi (Deprecated): Deprecate new initializer lists.
10371 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
10373 * mkdeps.c (deps_add_default_target): Robustify. Add
10374 basename component only.
10375 * cpp.texi (-M): Describe how default target is generated.
10376 * invoke.texi (-M): Likewise.
10378 2001-02-12 Kazu Hirata <kazu@hxi.com>
10380 * toplev.c (push_float_handler): Remove.
10381 (pop_float_handler): Remove.
10382 * toplev.h: Remove prototypes for the above functions.
10384 2001-02-12 Jakub Jelinek <jakub@redhat.com>
10386 * c-common.c (constant_fits_type_p): New function.
10387 (convert_and_check): Use it.
10389 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10391 * Makefile.in (GXX_ABI_FLAG): Don't define.
10392 * configure.in (--enable-new-gxx-abi): Remove option.
10393 * config.in: Regenerated.
10394 * configure: Likewise.
10396 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
10398 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
10400 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
10401 regular basic block, and arrange for all edges into it to switch
10404 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10406 * Makefile.in (distclean): Do not remove .gdbinit.
10408 2001-02-11 Mark Mitchell <mark@codesourcery.com>
10410 * Makefile.in (gcc.o): Fix typos.
10411 (protize.o): Likewise.
10412 (unprotoize.o): Likewise.
10414 2001-02-11 Richard Henderson <rth@redhat.com>
10416 * tree.c (build1): Check for null operand in last change.
10418 2001-02-11 Richard Henderson <rth@redhat.com>
10420 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
10421 (fold): Don't assume a constant isn't foldable.
10422 * tree.c (build): Set TREE_CONSTANT for an expression with no
10423 side-effects and constant operands.
10424 (build1): Likewise.
10426 2001-02-10 Richard Henderson <rth@redhat.com>
10428 * jump.c (squeeze_notes): Revert 2000-05-12 change.
10430 2001-02-10 Anthony Green <green@redhat.com>
10432 * cpp.texi (Standard Predefined): Add documentation for
10435 * c-common.c (combine_strings): Improve warning message.
10437 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
10439 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
10441 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
10443 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
10445 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
10448 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
10450 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
10453 2001-02-09 Nick Clifton <nickc@redhat.com>
10455 * config/arm/arm.md: Change output contraint on post inc
10456 load/store multiple patterns to be a read/write contraint.
10458 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
10460 * gcc.c (cpp_options): Delete .d files on error. Don't delete
10461 .o files when using the -M options.
10463 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10464 David Edelsohn <edelsohn@gnu.org>
10466 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
10467 handle DImode constants. Use one TOC entry for SImode and smaller
10468 constants, aligned properly.
10470 2001-02-08 Jason Merrill <jason@redhat.com>
10472 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
10473 about the SP adjustment for saving the static chain pointer.
10474 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
10475 offset when setting a temporary CFA register.
10477 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
10479 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
10480 powerpc-*-chorusos* .
10481 * config/rs6000/chorus.h : New file.
10482 * config/i386/chorus.h : New file.
10483 * config/sparc/chorus.h : New file.
10484 * config/sparc/t-chorus-elf : New file.
10486 2001-02-08 David Edelsohn <edelsohn@gnu.org>
10488 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
10489 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
10490 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
10491 (__WCHAR_TYPE__): Correct macro name.
10493 2001-02-08 Richard Henderson <rth@redhat.com>
10495 * config/i386/i386.c (ix86_frame_pointer_required): New.
10496 (ix86_setup_frame_addresses): New.
10497 (struct machine_funciton): Add accesses_prev_frame.
10498 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
10499 ix86_frame_pointer_required.
10500 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
10501 (SETUP_FRAME_ADDRESSES): New.
10502 * config/i386/i386-protos.h: Update.
10503 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
10504 from FRAME_POINTER_REQUIRED.
10505 * config/i386/svr3gas.h: Likewise.
10506 * config/i386/sysv3.h: Likewise.
10507 * config/i386/v3gas.h: Likewise.
10509 2001-02-08 Richard Henderson <rth@redhat.com>
10511 * config/sparc/sparc.c (function_arg_record_value_3): Fix
10512 calculation of the number of integer registers required.
10513 (function_arg_record_value): Likewise.
10515 2001-02-08 Jason Merrill <jason@redhat.com>
10517 * diagnostic.c (internal_error): Say "confused" after 1 error, not
10518 two. Print file and line with "confused" message.
10520 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
10522 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10524 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
10526 2001-02-08 Bernd Schmidt <bernds@redhat.com>
10528 * final.c (cleanup_subreg_operands): The address of a MEM can
10531 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
10534 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
10536 * gcc.texi (Incompatibilities): Update documentation of
10537 preprocessing numbers.
10539 2001-02-07 Jakub Jelinek <jakub@redhat.com>
10541 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
10543 2001-02-07 Mark Mitchell <mark@codesourcery.com>
10545 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
10547 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
10548 * gcc.c (struct compiler): Add cpp_spec field.
10549 (input_file_compiler): New variable.
10550 (do_spec_1): Allow a particular compiler to handle `%C'
10552 (main): Store the current compiler in input_file_compiler.
10553 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
10555 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
10557 * cpphash.h (struct spec_nodes): Add n_true and n_false.
10558 * cppinit.c (cpp_create_reader): Initialize them.
10559 (append_include_chain): cxx_aware arg might be unused.
10560 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
10561 keywords and give them their phase 7 meaning. Pedwarn about
10562 this unless '__bool_true_false_are_defined' is defined.
10564 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10566 * lcm.c (optimize_mode_switching): Emit mode_set before the
10567 JUMP_INSN of an abnormal edge.
10569 2001-02-07 Bernd Schmidt <bernds@redhat.com>
10571 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
10572 a scheduling barrier at the end.
10574 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
10576 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10578 * config/sh/sh.md (reload_outsf): Removed.
10579 (movsf_ie): Introduce constraints for FPUL loads and stores.
10580 (reload_insf): Broaden the output constraint.
10582 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
10584 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
10585 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
10587 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
10589 * final.c: Revert my previous changes.
10590 * output.h: Make profile_label_no extern.
10591 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
10592 for generating label.
10594 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
10596 * config/i386/djgpp.h: Add comments about standard paths.
10597 (MD_EXEC_PREFIX): Undefine before defining.
10598 (MD_STARTFILE_PREFIX): New.
10600 2001-01-30 Bruce Korb <bkorb@gnu.org>
10602 fixinc/fixincl.c(process): Emit error message only if appropriate :)
10603 (load_file): do not rely on load_file_data() to close file pointer
10604 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
10605 fixinc/inclhack.def(irix_limits_const): add test_text
10607 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10609 * cppexp.c (parse_defined): Improve diagnostics for invalid
10612 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
10614 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
10616 2001-02-06 Mark Mitchell <mark@codesourcery.com>
10618 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
10619 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
10620 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
10621 (rs6000_output_symbol_ref): New function.
10622 (output_toc): Use VTABLE_NAME_P.
10624 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10626 * print-tree.c (print_node, case PARM_DECL):
10627 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
10629 * stor-layout.c (reference_types_internal): New variable.
10630 (internal_reference_types): New function.
10631 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
10632 * tree.h (internal_reference_types): New declaration.
10634 * cse.c (find_best_addr): Fix typo in computing cost.
10636 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10638 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
10639 and this is the sum of a pointer and a constant, we know the result
10641 (num_sign_bit_copies, case PLUS): Likewise.
10642 * explow.c (convert_memory_address): Remove opposite SUBREG.
10643 * function.c (instantiate_new_reg): New function (from common code).
10644 (instantiate_virtual_regs_1): Call it.
10645 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
10646 if pointers sign- or zero-extend.
10647 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
10648 If pointers extend unsigned, use inside of SUBREG.
10649 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
10651 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
10653 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
10654 subdir of gcc_gxx_include_dir.
10655 (gcc_gxx_target_include_dir): Remove.
10657 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
10659 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
10660 (dwarf2out_frame_debug_expr): Revise introductory comments to add
10661 a high-level description.
10663 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
10665 * final.c: Move the declaration of profile_label_no to ...
10666 * output.h: ... here.
10667 * function.c (expand_function_start): Call PROFILE_HOOK.
10668 * config/rs6000/aix.h: Define PROFILE_HOOK.
10669 * config/rs6000/rs6000-protos.h: output_profile_hook new.
10670 * config/rs6000/rs6000.c (output_profile_hook): Define.
10671 (output_prolog): Do nothing for ABI_AIX as it is taken care by
10672 output_profile_hook.
10673 tm.texi : Explain new macro PROFILE_HOOK.
10675 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
10677 * extend.texi (Extended Asm): Do not say that semicolon is always
10678 a valid line-breaking character for GNU assemblers. Use
10679 newline-tab as the most commonly supported syntax. Use
10680 newline-tab rather than semicolon in multi-insn examples.
10682 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10684 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
10686 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10687 David Edelsohn <edelsohn@gnu.org>
10689 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
10690 code for AIX, even without flag_pic.
10692 2001-02-05 Jakub Jelinek <jakub@redhat.com>
10694 * c-typeck.c (common_type): push and pop binding level around
10695 calling common_type on function parameters.
10697 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
10699 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
10701 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10703 * config/mips/mips.c (override_options): Fix typo in last change.
10704 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
10705 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
10707 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
10709 * invoke.texi (-fdump-class-layout): Document.
10710 (-fdump-translation-unit): Use `=' as filename separator.
10712 2001-02-05 Mark Mitchell <mark@codesourcery.com>
10714 * Makefile.in (s-mlib): Don't build multilibs if
10715 --disable-multilib.
10716 (DRIVER_DEFINES): Adjust accordingly.
10718 (protoize.o): Likewise.
10719 (unprotoize.o): Likewise.
10720 * configure.in: Recognize --enable-multilib.
10722 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10724 * Makefile.in (DRIVER_DEFINES): Fix quoting.
10726 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
10727 * configure.in: Remove --enable-libstdcxx_v3 support.
10728 * configure: Regenerated.
10730 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10732 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
10733 Call abort instead of fatal.
10734 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
10735 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
10736 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
10737 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
10738 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
10739 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
10741 * diagnostic.h (set_internal_error_function): Renamed.
10742 * toplev.h (internal_error): Renamed from fatal.
10743 (pfatal_with_name): Deleted.
10744 (fatal_io_error): Now has printf-style arguments.
10745 * diagnostic.c (pfatal_with_name): Deleted.
10746 (fatal_io_error): Rework to have args in printf-style.
10747 (set_internal_error_function): Renamed from set_fatal_function.
10748 (internal_error): Renamed from fatal.
10749 (error_recursion, fancy_abort): Call internal_error instead of fatal.
10750 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
10751 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
10752 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
10753 * flow.c (verify_flow_info): Likewise.
10754 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
10755 * config/mips/mips.c (save_restore_insns): Likewise.
10757 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
10758 * flow.c (verify_flow_info): Likewise.
10759 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
10760 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
10761 (avr_normalize_condition): Likewise.
10762 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
10763 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
10764 (limit_reload_class, double_reg_to_memory): Likewise.
10765 (print_operand_address, emit_1600_code_shift): Likewise.
10766 (gen_tst_reg, gen_compare_reg): Likewise.
10767 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
10768 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
10770 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
10772 * c-parse.in (methoddef): Call fatal_error instead of fatal.
10773 * objc/objc-act.c (build_ivar_chain): Likewise.
10774 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
10776 * graph.c (clean_graph_dump_file): Likewise.
10777 * profile.c (init_branch_prob): Likewise.
10778 * objc/objc-act.c (objc_init): Likewise.
10780 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
10781 * config/avr/avr.c (avr_override_options): Likewise.
10782 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
10783 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
10784 * config/h8300/h8300.c (h8300_init_once): Likewise.
10785 * config/mips/mips.c (override_options): Likewise.
10786 * config/i386/i386.c (override_options): Likewise, rework.
10787 * config/m68k/m68k.c (override_options): Likewise.
10789 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
10791 * config/mips/mips.c (print_operand): Likewise.
10792 * hash.c (hash_allocate): Don't check for failure returns from
10793 obstack functions that can't fail.
10794 (hash_table_init_n, hash_table_init): Likewise; also now return void.
10795 * hash.h (hash_table_init_n, hash_table_init): Now return void.
10796 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
10797 (get_object_reference): Likewise.
10799 2001-02-04 Nick Clifton <nickc@redhat.com>
10801 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
10802 StrongARM1110, 10TDMI, and 1020T.
10804 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10806 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
10808 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
10810 * config/sh/sh.md (movdf load split): Pass register number to
10811 FP_OR_XD_REGISTER_P.
10813 2001-02-04 Mark Mitchell <mark@codesourcery.com>
10815 * cppinit.c (BC): New macro.
10816 (builtin_array): Add __GXX_WEAK__.
10817 * cpplib.h (builtin_type): Add BT_WEAK.
10818 * cppmacro.c (builtin_macro): Handle BT_WEAK.
10819 * defaults.h (SUPPORTS_ONE_ONLY): Define.
10820 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
10822 2001-02-03 Jakub Jelinek <jakub@redhat.com>
10824 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
10826 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10828 * cpphash.h: Rename _ALIGN POOL_ALIGN.
10829 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10831 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
10833 * cpphash.h: Rename ALIGN _ALIGN.
10834 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
10836 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
10838 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
10839 compilation environment.
10840 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
10841 control over location of cygwin includes and libs.
10843 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10845 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
10847 2001-02-02 lars brinkhoff <lars@nocrew.org>
10849 * md.texi (Standard Names): remove reference to spur.md.
10851 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10853 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
10854 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
10855 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
10856 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
10857 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
10859 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10861 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
10862 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
10863 number before reload.
10864 (c4x_adjust_cost): Return zero before reload.
10865 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
10866 split before reload.
10868 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10870 * c4x.c (c4x_hard_regno_rename_ok): New.
10871 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
10872 * c4x.h (HARD_REGNO_RENAME_OK): Define.
10874 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10876 * diagnostic.h: Add missing "extern" in all declarations.
10878 2001-02-02 Alex Samuel <samuel@codesourcery.com>
10880 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
10881 as for gcc_gxx_include_dir.
10883 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
10885 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
10887 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10889 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
10890 label before alignment to be used as the braf base address.
10891 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
10893 (casesi_jump_2): Require at least TARGET_SH2.
10895 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
10896 truncation to 32-bit doubles on -m3e and -m4-single-only.
10898 2001-02-02 Mark Mitchell <mark@codesourcery.com>
10900 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
10901 the default when building a shared object.
10902 (init_spec): Use it.
10903 * testsuite/lib/g++.exp: Include the directory where libgcc
10904 is located to the LD_LIBRARY_PATH list.
10905 * invoke.texi (-shared-libgcc): Document the cases in which
10906 GCC defaults to using the shared libgcc.
10908 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10910 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
10911 unsigned is wide enough.
10912 (BITS_PER_SI): New.
10913 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
10914 (si_to_float): Likewise.
10915 (float_to_si, float_to_usi): Use BITS_PER_SI.
10917 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10919 * dwarf2out.c: Added explanation of abbreviations.
10920 (def_cfa_1): Added comments listing DWARF2 instructions.
10921 (cfa_temp_reg): Removed in favor of cfa_temp.
10922 (cfa_temp_value): Removed in favor of cfa_temp.
10923 (cfa_temp): New global variable.
10924 (dwarf2out_frame_debug_expr): Added extensive introductory
10925 comments explaining the function's transformations. Revised to
10926 use cfa_temp. Added some rtx checking. Generalize IOR case.
10927 (dwarf2out_frame_debug): Revised to use cfa_temp.
10928 (output_aranges): Cast as "unsigned" to avoid warning.
10929 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
10930 explain which instructions must be marked.
10932 2001-02-01 Richard Henderson <rth@redhat.com>
10934 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
10937 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
10939 * config/sh/crt1.asm (main_k): Modified so that start calls
10940 ___setup_argv_and_call_main.
10942 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
10944 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
10945 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
10946 and AVOID_LPASTE is cleared on meeting an unescaped newline.
10947 * cppmacro.c (builtin_macro): Set builtin flags here.
10948 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
10949 (replace_args): Clarify intent.
10950 (cpp_get_token): Macro expansion tokens get the saved flags.
10952 * cppmain.c (scan_buffer): Remove now-redundant print.printed
10955 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10957 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
10960 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10962 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
10963 returns Pmode pseudo, but we need ptr_mode.
10964 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
10965 Remove bogus conversions; use HOST_WIDE_INT for size.
10966 Don't use TARGET if wrong mode.
10968 * config/i386/i386.c (ix86_compute_frame_size): Allow
10969 stack_alignment_needed to be non-default even if size is zero.
10971 2001-01-31 Alan Modra <alan@linuxcare.com.au>
10973 * pa.c (hppa_init_pic_save): New function.
10974 * pa.h (hppa_init_pic_save): Declare.
10975 * pa.md (call, call_value, sibcall, sibcall_value): Use
10976 the above instead of duplicated code.
10978 * pa.c (hppa_encode_label): Correct size of alloca buffer
10979 so we don't overrun it. Correct leading `*' case.
10980 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
10981 need to handle `*@'.
10982 (FUNCTION_NAME_P): Likewise.
10984 2001-01-31 Richard Henderson <rth@redhat.com>
10986 * config.gcc (alpha-osf5): Use float-i128.h.
10988 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
10989 * config/float-i32.h: Likewise.
10990 * config/float-i64.h: Likewise.
10991 * config/float-sh.h: Likewise.
10992 * config/float-sparc.h: Likewise.
10994 2001-01-31 DJ Delorie <dj@redhat.com>
10996 * expmed.c (extract_bit_field): allow non-integral modes if we
10997 want to extract a whole register from itself.
10999 2001-01-31 Jakub Jelinek <jakub@redhat.com>
11001 * c-typeck.c (set_init_index): If first is equal to last, assume as
11002 if it was not a range at all.
11004 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
11006 * config/fp-bit.c: Include tm.h.
11007 (float_to_si): Don't assume SImode is 32-bits wide.
11008 (float_to_usi): Likewise.
11010 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
11012 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
11014 (typename): Call pending_xref_error after parsing typed_typespecs.
11015 * c-decl.c (lookup_tag): Give error immediately rather than
11016 leaving it pending if the tag of the wrong type is in the same
11018 (xref_tag): Don't pedwarn for forward declarations of enum types
11020 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
11023 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
11025 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
11027 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
11029 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
11030 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
11032 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
11034 * cpphash.h (struct cpp_reader): New saved_flags.
11035 * cppmacro.c (cpp_get_token): Use saved_flags to remember
11036 to avoid a paste after a pasted token.
11038 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
11040 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
11041 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
11042 Wtype_MIN instead of LONG_MIN.
11044 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
11046 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
11048 * fixinc/fixincl.x: Regenerated.
11049 * fixinc/inclhack.def (irix_limits_const): New definition to
11050 convert "const" to "__const" in limits.h.
11052 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
11054 * fixinc/genfixes (AG): Fix "autogen4" thinko.
11056 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11058 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
11059 when register dies in the insn.
11061 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
11063 * diagnostic.c (fatal): Fix word wrap.
11065 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
11067 * combine.c (try_combine): Fix SUBREG setting for
11068 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
11070 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11072 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
11075 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
11077 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
11079 * toplev.c (decode_W_option): Update warn_larger_than
11080 unconditionally for each processed switch.
11082 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
11084 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
11086 (hppa_expand_prologue): Delete code to save pic offset table register
11087 in the function prologue.
11088 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
11089 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
11090 table register at the beginning of the function after the prologue.
11092 2001-01-29 lars brinkhoff <lars@nocrew.org>
11094 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
11096 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
11097 Jeff Law <law@redhat.com>
11099 * pa.md (return): Revise comment for trivial return.
11100 (return_internal): Non-trivial return pattern for non-PIC code.
11101 (return_internal_pic): Non-trivial return pattern for PIC code.
11102 It uses the PIC register to ensure it is restored after
11104 (epilogue): Generate appropriate return for PIC and non-PIC code.
11106 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
11108 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
11110 2001-01-29 DJ Delorie <dj@redhat.com>
11112 * combine.c (if_then_else_cond): Pass the correct mode to
11113 operand_subword() for constants.
11115 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
11117 * config/i386/cygwin.h: Add w32api to include search. Search different
11118 directories in a cross-build environment.
11120 2001-11-29 Tim Josling <tej@melbpc.org.au>
11122 * tree.h (TYPE_STUB_DECL): Add documentation.
11124 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
11126 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
11127 (sdbout_field_types): Likwise. Fix use of host_integerp.
11129 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
11131 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
11134 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
11136 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
11137 to use flag_gnu_linker.
11139 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
11141 * cpplib.c (T_BAD_DIRECTIVE): Remove.
11142 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
11144 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
11146 * tree.c, tree.h (build_parse_node): Remove; was identical to
11148 * c-lang.c (start_cdtor), objc/objc-act.c
11149 (build_module_descriptor): Use build_nt instead of
11152 2001-01-29 Jakub Jelinek <jakub@redhat.com>
11154 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
11155 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
11156 not have any upper bits set.
11158 2001-01-29 Phil Edwards <pme@sources.redhat.com>
11160 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
11162 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11164 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
11166 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
11168 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
11169 (integer_minus_one_node): Define.
11171 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
11173 * Makefile.in (bootstrap2-lean): Fix typo.
11175 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
11177 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
11178 : Don't set fe_value.
11179 * cpplib.h (AVOID_LPASTE): New flag.
11180 (struct cpp_hashnode): Remove fe_value.
11181 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
11182 * cppmacro.c (builtin_macro): Don't set flags here.
11183 (replace_args): Set AVOID_LPASTE flag on first token of an
11184 argument, and the token following it.
11185 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
11186 macro expansion, and on the token following it. Do it for
11188 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
11190 2001-01-27 Richard Henderson <rth@redhat.com>
11192 * config/alpha/t-ieee: Remove multilibbing.
11193 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
11195 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11197 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
11199 * Makefile.in: Remove all dependencies on defaults.h.
11200 * builtins.c: Don't include defaults.h.
11201 * c-common.c: Likewise.
11202 * c-decl.c: Likewise.
11203 * c-pragma.c: Likewise.
11204 * c-typeck.c: Likewise.
11205 * combine.c: Likewise.
11206 * i386.c: Likewise.
11207 * frame-ia64.c: Likewise.
11208 * cppexp.c: Likewise.
11209 * crtstuff.c: Likewise.
11210 * dbxout.c: Likewise.
11211 * dwarf2out.c: Likewise.
11212 * dwarfout.c: Likewise.
11213 * emit-rtl.c: Likewise.
11214 * except.c: Likewise.
11215 * expr.c: Likewise.
11216 * final.c: Likewise.
11217 * frame-dwarf2.c: Likewise.
11218 * libgcc2.c: Likewise.
11219 * optabs.c: Likewise.
11220 * profile.c: Likewise.
11221 * sdbout.c: Likewise.
11222 * toplev.c: Likewise.
11223 * tradcif.y: Likewise.
11224 * tree.c: Likewise.
11225 * varasm.c: Likewise.
11227 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11229 * builtins.c (expand_builtin_fputs): Use size_one_node when
11230 transforming into fwrite.
11232 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
11234 * extend.texi (Attribute Syntax): New section.
11236 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11238 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
11239 they didn't need fixing.
11241 2001-01-27 Janis Johnson <janis@us.ibm.com>
11243 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
11245 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
11246 to remove macro definitions that are duplicated from elfos.h.
11248 2001-01-27 Richard Henderson <rth@redhat.com>
11250 * config/i386/sco5gas.h: Move ...
11251 * config/usegas.h: ... here.
11252 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
11254 2001-01-27 Jakub Jelinek <jakub@redhat.com>
11256 * c-typeck.c (struct constructor_stack): Add range_stack member.
11257 (really_start_incremental_init): Clear it.
11258 (push_init_level): Save constructor_range_stack and clear it if
11259 pushing explicit braces.
11260 (pop_init_level): abort if constructor_range_stack is non-zero at
11261 explicit closing brace. Restore saved constructor_range_stack if
11264 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
11266 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
11267 into register was forced into memory.
11269 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
11271 * Makefile.in: Remove uses of + before $(MAKE).
11273 2001-01-26 Richard Henderson <rth@redhat.com>
11275 * stmt.c (cost_table): Remove.
11276 (COST_TABLE, cost_table_initialized): New.
11277 (estimate_case_costs): Use the later instead of the former.
11278 (balance_case_nodes): Likewise.
11280 2001-01-26 Richard Henderson <rth@redhat.com>
11282 * alias.c (objects_must_conflict_p): Read-only slots may not
11283 conflict despite having the same type.
11285 2001-01-27 Michael Hayes <mhayes@redhat.com>
11287 * loop.c (loop_giv_reduce_benefit): Copy mode size into
11289 (check_ext_dependant_givs): Initialise u_start_val and
11291 (load_mems): Make last_max_reg unsigned.
11292 (try_swap_copy_prop): Use INSN_P and initialise set.
11294 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
11296 * README.AVR : Removed.
11298 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
11300 * pa-64.h (text_section): Remove declaration.
11302 * pa.md (return_internal): Remove mode on PIC register use.
11304 2001-01-25 lars brinkhoff <lars@nocrew.org>
11306 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
11307 ASM_CLOSE_PAREN): fix typos.
11309 2001-01-25 Mark Mitchell <mark@codesourcery.com>
11311 * acconfig.h: Define `const' to the empty string if neither
11312 __STDC__ nor __cplusplus is defined.
11313 * config.in: Regenerated.
11315 2001-01-25 David Edelsohn <edelsohn@gnu.org>
11317 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
11318 * collect2.c (main): Delete importf. Add ".obj" file extension.
11319 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
11320 (aix_std_libs): Add additional AIX libraries to skip.
11321 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
11322 * config/rs6000/aix51.h: New file.
11324 2001-01-25 Michael Hayes <mhayes@redhat.com>
11326 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
11327 (loop_insn_emit_before): No longer static.
11328 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
11329 (loop_givs_rescan, load_mems): Likewise.
11330 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
11331 (maybe_eliminate_biv_1):
11332 (move_movables): Replace emit_call_insn_before with
11333 loop_call_insn_hoist.
11334 * loop.h (loop_insn_emit_before): Add.
11335 * unroll.c (copy_loop_body): Replace emit_insn_before with
11336 loop_insn_emit_before.
11338 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
11340 * diagnostic.c (fatal): Request preprocessed source.
11342 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
11344 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
11345 olddecl has argument types and newdecl has none, use the argument
11346 types from olddecl.
11348 2001-01-24 Ulrich Drepper <drepper@redhat.com>
11350 * dwarf2out.c (prefix_of): New function. Determine longest common
11351 prefix of the two arguments. The units are whole path components.
11352 (output_file_names): When adding a new directory find the one entry
11353 with the longest common prefix already in the list. Artificially
11354 generate entry if there is none for this prefix.
11355 Fix test to check whether the zeroth directory entry is used.
11357 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
11359 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
11360 Changed all callers. Take it into account when deciding if a
11361 previously loaded value matches.
11363 2001-01-24 Richard Henderson <rth@redhat.com>
11365 * reload.c (find_reloads_subreg_address): Fail the substitution
11366 if the resulting address is insufficiently aligned.
11368 2001-01-24 DJ Delorie <dj@redhat.com>
11370 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
11371 check the original operand's mode also.
11372 * simplify-rtx.c (simplify_ternary_operation): Ditto.
11374 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11376 * c-parse.in (cast_expr): Move compound literals from here ...
11377 (primary): ... to here. Use standard terminology "compound
11378 literal" instead of "constructor expression".
11380 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
11382 * gcc.1, cpp.1: Regenerate.
11384 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
11386 * calls.c (emit_library_call_value_1): Memory slot for
11387 pass-by-reference argument should have the mode of the argument,
11388 not of the pointer to it.
11390 2001-01-24 Tom Tromey <tromey@redhat.com>
11392 * gcc.texi (G++ and GCC): Mention gcj manual.
11393 (Standards): Link to section of manual mentioning gcj/Java
11396 2001-01-24 Jakub Jelinek <jakub@redhat.com>
11398 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
11399 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
11400 * tradcpp.c (main): Add -imacros or -include'd dependencies
11402 * cpp.texi (-M, -MM): Document -M -include behaviour.
11404 2001-01-24 Roger Collins <roger@ProProject.com>
11406 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
11408 2001-01-24 Will Cohen <wcohen@redhat.com>
11410 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
11411 whether registers are 32 bits or 64 bits in size.
11413 2001-01-24 Ben Elliston <bje@redhat.com>
11415 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
11417 2001-01-24 Richard Henderson <rth@redhat.com>
11419 * config/alpha/alpha.md (builtin_longjmp_internal): New.
11420 (builtin_longjmp): Use it instead of emit_indirect_jump.
11422 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
11424 * bb-reorder.c (make_reorder_chain_1): Handle case where
11425 jump edge goes to the same block as the fallthru edge.
11427 2001-01-23 Jim Wilson <wilson@redhat.com>
11429 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
11430 * frame.h (__ia64_personality_v1): Add prototype.
11431 * libgcc2.c (ia64_throw_helper): Change personality declaration to
11432 prototype form. Add void * cast to first argument to personality
11434 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
11435 (asctoe113): Likewise.
11436 * config/ia64/frame-ia64.c: Include eh-common.h.
11437 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
11439 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
11441 (itanium_split_issue): Add prototype.
11442 (gen_nop_type): Ifdef out.
11443 (find_best_packet): Initialize best_packet.
11444 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
11446 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
11447 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
11448 (flushrs): Add explicit stop bit at end.
11449 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
11452 2001-01-23 Chris Demetriou <cgd@broadcom.com>
11454 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
11456 * libgcc2.c (__terminate_func): Make variable static.
11457 (__terminate_set_func): New function to set __terminate_func.
11458 * libgcc2.h (__terminate_func_ptr): New typedef.
11459 (__terminate_set_func): New function.
11461 2001-01-23 Richard Henderson <rth@redhat.com>
11463 * flow.c (init_propagate_block_info): Don't consider unchanging
11464 memories for dead frame store elimination.
11466 2001-01-23 Richard Henderson <rth@redhat.com>
11468 * varasm.c (UNIQUE_SECTION): Move default implementation ...
11469 * defaults.h: ... here.
11471 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11473 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
11475 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
11477 * c-lex.c (lex_charconst): Fix typo: s/p/str.
11479 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11481 * rs6000.h (rs6000_return_addr): Move prototype from here...
11482 * rs6000-protos.h (rs6000_return_addr): ...to here.
11483 (rs6000_init_expanders): Delete prototype.
11485 2001-01-23 Nick Clifton <nickc@redhat.com>
11487 * invoke.texi: Replace , with \, inside @gccoptlist macros.
11488 (Spec Files): Document %B and %j and %. and %v3 and %M and
11489 %{S*&T} spec switches.
11491 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11493 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
11495 2001-01-23 Chris Demetriou <cgd@sibyte.com>
11496 Neil Booth <neil@daikokuya.demon.co.uk>
11498 * cpperror.c: Merge handlers of PEDWARN and WARNING.
11499 Have -Werror make pedantic warnings errors, like the
11502 2001-01-23 Phil Edwards <pme@sources.redhat.com>
11504 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
11506 2001-01-23 Jakub Jelinek <jakub@redhat.com>
11508 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
11509 * integrate.c (expand_inline_function): Initialize them.
11510 (subst_constants): If changing COMPARE so that both its arguments
11511 will be VOIDmode and the comparison mode will be lost, note
11512 compare_mode. Use the recorded compare_mode to optimize
11515 2001-01-23 Jason Merrill <jason@redhat.com>
11517 * dwarf2out.c (new_die): Use xcalloc.
11518 (output_die): Abort rather than emit a local reference to offset 0.
11520 2001-01-17 Andrew Haley <aph@redhat.com>
11522 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
11523 of a saved register; return NULL instead.
11524 (copy_reg): Take a pointer to a source register rather than a
11526 (next_stack_level): Remember the address in the stack frame of all
11528 Use the saved register pointer array as the source of the CFA.
11529 (throw_helper): Rewrite. Unwind once rather than twice and keep
11530 track of saved registers as we go.
11532 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11534 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
11535 * c4x.c (c4x_legitimize_reload_address): Remove.
11536 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
11537 reload address for ldp(k) insn.
11539 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
11541 * pa.md (return_internal): Add a USE of the PIC register to ensure
11542 it is restored after each call.
11543 (return expander): Corresponding changes.
11545 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11547 * rs6000.h (INIT_EXPANDERS): Delete.
11548 (RETURN_ADDR_RTX): Call rs6000_return_addr().
11549 * rs6000.c (rs6000_override_options): Call *_machine_status from
11551 (rs6000_init_expanders): ...instead of here. Delete.
11552 (rs6000_mark_machine_status): New function.
11553 (rs6000_init_machine_status): Use xcalloc.
11554 (rs6000_return_addr): Generate RTX for the return address.
11555 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
11556 (rs6000_stack_info): Use it.
11558 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
11560 * gthr-win32.h: Include errno.h to get a declaration for
11561 EINVAL and _mingw.h if the target is mingw32.
11563 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
11565 * cpp.texi: Correct typos.
11567 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11569 * explow.c (probe_stack_range): Ensure value passed to
11570 stack_check_libfunc is ptr_mode, not Pmode.
11572 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
11574 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
11575 case, don't use operand_subword to calculate a SUBREG that is
11578 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
11580 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11582 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
11583 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
11584 valid. If not replace it by equivalent insns.
11586 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11588 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
11589 contains SYMBOL_REF, LABEL_REF and CONST_INT.
11590 (c4x_U_constraint, symbolic_address_operand): Likewise.
11591 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
11593 (c4x_r11_set_p, c4x_check_laj_p): New functions.
11594 * c4x-protos.h (c4x_check_laj_p): Add prototype.
11595 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
11596 anulling slot because of silicon bug.
11597 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
11599 2001-01-22 Alan Modra <alan@linuxcare.com.au>
11601 * cppexp.c (parse_charconst): Change `mask' type to agree
11604 2001-01-21 Richard Henderson <rth@redhat.com>
11606 * config/i386/i386.c (ix86_asm_file_end): Disable putting
11607 pic_label_name in a linkonce section.
11609 2001-01-17 Philipp Thomas <pthomas@suse.de>
11611 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
11613 * configure: Regenerate.
11615 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
11617 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
11618 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
11620 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
11622 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
11623 If REVERSE nonzero then condition code in X must be reversed.
11624 (encode_section_info): Optimise if/else.
11625 (avr_function_value): Fix formatting.
11627 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
11628 (difficult_branch): Likewise.
11629 (rvbranch): Likewise.
11630 (difficult_rvbranch): Likewise.
11632 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
11634 * config/avr/libgcc.S: Fix comment.
11636 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11638 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
11640 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11642 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
11644 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
11646 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
11647 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
11648 * configure, config.in: Regenerate.
11649 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
11650 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
11651 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
11652 (doprint.o): New rule.
11654 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
11656 * c-typeck.c (digest_init): Handle boolean types as scalars.
11658 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11660 * stmt.c (expand_return): Don't return anything if size is zero.
11661 Delete redundant assignment to BYTES.
11662 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
11664 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
11666 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
11667 the same as the default library function names.
11668 * config/avr/avr.md: Document special characters after '%'.
11669 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
11670 knowing which of the call-used registers are really clobbered.
11671 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
11672 New. Both quotient and remainder from one libgcc.S call.
11673 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
11674 clobber as few registers as possible.
11675 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
11677 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
11679 * cppmacro.c (funlike_invocation_p): Don't move back up to the
11680 context of the top of the stack.
11682 2001-01-20 Jakub Jelinek <jakub@redhat.com>
11684 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
11685 (fixup_var_refs_insns): ...here.
11687 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
11689 * function.c (fixup_var_refs_insns): Break up into
11690 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
11691 [loop over entire insn list], and fixup_var_refs_insns_with_hash
11692 [loop over hash table entries].
11693 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
11694 fixup_var_refs_insns_with_hash, to match above changes.
11696 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
11698 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
11699 (libgcc.a): Likewise.
11700 (stmp-multilib): Likewise.
11701 (STAGE2_FLAGS_TO_PASS): Likewise.
11703 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
11705 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
11706 temporary if no_new_pseudos.
11708 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
11710 * cppinternals.texi: Update.
11712 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
11714 * arm.c (arm_init_builtins): Re-enable builtins.
11716 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11718 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
11719 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
11720 element to be null, and always expect an EXPR_LIST.
11721 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
11722 * sched-deps.c (sched_analyze_1): Likewise.
11723 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11725 * regclass.c (max_set_parallel): New variable.
11726 (reg_scan): Take it into account in computation of max_parallel.
11727 (reg_scan_mark_refs, case SET): Compute it.
11729 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
11731 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
11732 * function.c (assign_parms): Use INTVAL for a CONST_INT.
11734 2001-01-19 Jason Merrill <jason@redhat.com>
11736 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
11737 for the abstract instance of an inline function.
11739 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
11740 J"orn Rennecke <amylaar@redhat.com>
11742 * reload1.c (move2add_note_store): Treat all registers directly or
11743 indirectly derived from a base register as members of the same set
11745 (reload_cse_move2add): Adjust accordingly. Take mode and offset
11746 of base register into account.
11748 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
11750 * alias.c (find_base_value): Recognize TRUNCATE.
11751 (record_set): In PLUS case, invalidate if other summand is also a
11754 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11756 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
11757 entry to be EXPR_LIST.
11758 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
11759 be an EXPR_LIST (but not null, which other code doesn't allow).
11760 (note_stores): Properly handle PARALLEL in SET.
11761 Recursively call for top-level PARALLEL.
11762 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
11763 * sched-rgn.c (check_live_1, update_live_1): Likewise.
11765 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
11767 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
11769 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
11770 not pfile->skipping (== 0).
11772 2001-01-17 Nick Clifton <nickc@redhat.com>
11774 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
11777 2001-01-17 Jim Wilson <wilson@redhat.com>
11779 * invoke.texi (IA-64 options): Improve.
11781 2001-01-17 Tom Tromey <tromey@redhat.com>
11783 * invoke.texi (Optimize Options): Use `{}' to around @samp
11786 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
11788 * invoke.texi (-fno-guess-branch-probability): New option.
11790 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11792 * combine.c (try_combine): Don't set i3_subst_into_i2 for
11793 case of making new double-word constant.
11794 Revert last change: instead just test i3_subst_into_i2.
11796 2001-01-17 Jakub Jelinek <jakub@redhat.com>
11798 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
11799 Use q constraints instead of r.
11801 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
11803 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
11804 (machine_function): Define.
11805 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
11806 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
11807 pa_free_machine_status): New functions.
11808 (override_options): Set {init,mark,free}_machine_status to above.
11809 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11810 PIC_OFFSET_TABLE_REGNUM_SAVED.
11811 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
11812 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
11813 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
11814 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
11815 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
11817 2001-01-15 DJ Delorie <dj@redhat.com>
11819 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
11823 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11825 * flow.c (propagate_one_insn): Make trying to delete a prologue
11826 or epilogue insn an ICE, not a warning. Allow doing this if
11827 the current function returns with stack pointer depressed.
11829 * combine.c (try_combine): If i3_subst_into_i2, properly check for
11830 I3 having more than one SET.
11832 2001-01-16 Jim Wilson <wilson@redhat.com>
11834 * invoke.texi: Document IA-64 options.
11836 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
11837 (fixup_errata): Delete TARGET_A_STEP use.
11838 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
11839 (TARGET_SWITCHES): Delete -ma-step option.
11840 * config/ia64/ia64.md (all FP patterns): Delete %B0.
11841 (movqicc_astep, movqi_internal_astep, movhicc_astep,
11842 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
11843 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
11844 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
11845 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
11847 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
11848 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
11849 cmovsi_internal): Delete ! TARGET_A_STEP check.
11851 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11853 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
11854 possibility to report bugs via postal mail. Change a URL and
11855 merge in a nearly duplicate statement...
11856 (Bug Reporting): ...from here.
11857 (Service): Refer to the Bug Reporting section instead of
11858 duplicating an URL.
11859 (Contributing): Remove trivial explanations concerning snapshots.
11861 2001-01-16 Alan Modra <alan@linuxcare.com.au>
11863 * cppmain.c (general_init): Don't use ANSI prototype.
11865 2001-01-16 Tom Tromey <tromey@redhat.com>
11867 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
11869 2001-01-16 Richard Henderson <rth@redhat.com>
11871 * config/i386/i386.h: Fix comment typo.
11872 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
11873 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
11875 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11877 * gcc.c: Revert previous -fsyntax-only-related change; move
11880 2001-01-16 Jakub Jelinek <jakub@redhat.com>
11882 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
11883 inmode after checking GET_CODE (op).
11885 2001-01-16 Richard Henderson <rth@redhat.com>
11887 * flow.c (struct propagate_block_info): Add mem_set_list_len.
11888 (MAX_MEM_SET_LIST_LEN): New.
11889 (propagate_one_insn): Update mem_set_list_len.
11890 (invalidate_mems_from_autoinc): Likewise.
11891 (invalidate_mems_from_set): Likewise.
11892 (mark_used_regs): Likewise.
11893 (init_propagate_block_info): Likewise. Stop collecting memories
11894 when we reach MAX_MEM_SET_LIST_LEN.
11895 (mark_set_1): Likewise.
11897 2001-01-16 Richard Henderson <rth@redhat.com>
11899 * unroll.c (precondition_loop_p): Fail if no iteration
11902 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11904 * gcc.c: When -fsyntax-only is given, do not complain about
11907 2001-01-15 Richard Henderson <rth@redhat.com>
11909 * config/i386/i386.c (asm_output_function_prefix): Remove.
11910 (ix86_asm_file_end): New.
11911 (load_pic_register): Generate pic_label_name into a
11912 staticly allocated buffer.
11913 * config/i386/i386-protos.h: Update.
11914 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
11915 (ASM_FILE_END): New.
11916 * config/i386/i386afe.h: New file.
11917 * config.gcc (i?86-*-elf) [tm_file]: Use it.
11918 (i?86-*-{freebsd,linux*,moss*}): Likewise.
11919 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
11920 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
11921 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
11922 * config/i386/sco5.h (ASM_FILE_END): Likewise.
11923 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
11925 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
11927 * Makefile.in (install-man): Remove explicit dependency on
11930 * configure.in, configure: Revert previous patch requiring perl
11933 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
11935 * toplev.c (flag_guess_branch_prob): New.
11936 (f_options): Add guess-branch-probability option.
11937 (rest_of_decl_compilation): Only estimate branch probability if
11939 (main): set flag_guess_branch_prob.
11941 * flags.h (flag_guess_branch_prob): New.
11943 2001-01-15 DJ Delorie <dj@redhat.com>
11945 * gcc.texi (Makefile): Add documentation for Makefile targets.
11947 2001-01-15 Philip Blundell <philb@gnu.org>
11949 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
11951 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
11952 (is_pic): Delete declaration.
11953 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
11954 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
11955 * config/arm/arm.md (builtin_setjmp_receiver): New.
11957 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11959 * arm.c (use_return_insn): Don't try to determine the function type
11960 until after reload has completed.
11961 (arm_output_epilogue): Don't adjust the sp value recovered from the
11963 (emit_multi_reg_push): Don't record dwarf information for the pc.
11964 * arm.md (eh_epilogue): The function type may have changed, so it
11965 needs to be recalculated.
11966 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
11967 unwind tables on arm/netbsd.
11969 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11971 * arm.md (cbranchsi4): Correct calculation of branch ranges.
11972 (negated_cbranchsi4): Likewise.
11974 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11976 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
11977 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11978 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
11979 pass -mapcs-* options to assembler.
11980 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
11981 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11982 (ASM_SPEC): Call subtarget_extra_asm_spec.
11984 2001-01-15 Andreas Jaeger <aj@suse.de>
11986 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
11988 (ix86_expand_builtin): Likewise.
11990 * gencodes.c (output_predicate_decls): Make i size_t to avoid
11991 warning about comparison between signed and unsigned.
11993 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
11995 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
11997 2001-01-14 Ralf Baechle <ralf@gnu.org>
11999 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
12000 SUBTARGET_CPP_SPEC apropriatly.
12002 2001-01-12 Mark Mitchell <mark@codesourcery.com>
12004 * varasm.c (make_decl_rtl): Fix typo in last change.
12006 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
12008 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
12009 linker supports the init_priority C++ attribute.
12010 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
12011 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
12012 linker does not support init_priority C++ attribute.
12014 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
12016 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
12018 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
12020 * c-parse.in (finish_parse): Add comment about cpp_destroy.
12021 * cp/lex.c (finish_parse): Similarly.
12022 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
12023 Return the number of errors encountered.
12024 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
12025 * cppmain.c (main): Don't call cpp_destroy.
12027 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
12029 * configure.in: Require at least perl 5.6.0 to regenerate
12031 * configure: Regenerate.
12033 2001-01-14 Richard Henderson <rth@redhat.com>
12035 * genrecog.c (DT_veclen_ge): New.
12036 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
12037 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
12038 (nodes_identical_1): Handle DT_veclen_ge.
12039 (write_cond, debug_decision_2): Likewise.
12041 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
12043 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
12045 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
12047 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
12049 * cppmain.c (do_preprocessing): New function; most of the old
12051 (main): Call it to do most of the work.
12052 (cb): Move from global scope to set_callbacks ().
12053 (setup_callbacks): Get the callback pointer.
12054 (general_init, printer_init): Clean up code and comments.
12056 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
12058 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
12061 2001-01-14 Kazu Hirata <kazu@hxi.com>
12063 * config/h8300/h8300.c (get_shift_alg): Update comments.
12065 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12067 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
12068 (alloc_page, ggc_alloc): Add casts to remove warnings.
12070 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
12072 * combine.c (simplify_comparison): Don't change `code' when
12073 can't reverse comparison.
12075 2001-01-14 Richard Henderson <rth@redhat.com>
12077 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
12078 update all call sites. Return true for all non-label constants.
12080 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
12082 * i386.c (ix86_expand_compare): Add bypass_test and second_test
12084 (ix86_expand_branch): Update.
12085 (ix86_expand_setcc): Update to handle multiple test conditions.
12086 (expand_int_movcc): Likewise.
12087 (expand_fp_movcc): Likewise.
12088 * i386-protos.h (ix86_expand_compare): New.
12089 * i386.md (andqi_?_slp, orqi_?_slp): New.
12090 (conditional trap expander): Update call to ix86_expand_compare.
12092 2001-01-14 Richard Henderson <rth@redhat.com>
12094 * config/vax/vax.md: Use nonimmediate_operand instead of
12095 general_operand in destinations.
12097 * config/vax/vax.md (indirect_jump): Use register_operand.
12099 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
12100 * config/vax/vax.md (call_pop): Turn into an expander.
12101 (call_value_pop): Likewise.
12102 (call, call_value): New.
12104 2001-01-14 Andreas Jaeger <aj@suse.de>
12106 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
12108 (ix86_fp_compare_mode): Add unused attribute.
12109 (ix86_expand_fp_movcc): Remove unused variable.
12110 (ix86_expand_builtin): Make fcode unsigned.
12112 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
12113 (expand_expr): Add cast to avoid signed warning.
12114 (store_field): Likewise.
12115 (store_constructor_field): Likewise.
12116 (store_constructor): Likewise.
12117 (store_expr): Likewise.
12118 (clear_storage): Likewise.
12119 (emit_group_store): Likewise.
12120 (emit_group_load): Likewise.
12122 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12124 * c-common.c: Move format checking code to ...
12125 * c-format.c: ... here. New file. Reorder some functions and
12127 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
12129 * c-common.h (decl_handle_format_attribute,
12130 decl_handle_format_arg_attribute): Declare.
12131 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
12132 (c-common.o): Adjust dependencies.
12133 (c-format.o): New list of dependencies.
12135 2001-01-13 Jakub Jelinek <jakub@redhat.com>
12137 * unroll.c (loop_iterations): If we cannot prove iteration variable
12138 is set once in each iteration, punt.
12140 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
12142 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
12143 (*strlenhi): Remove clobber (which was buggy) of output address.
12145 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12147 * Makefile.in (generated-manpages): Add gcc.1
12148 ($(srcdir)/gcc.1): New target.
12149 (maintainer-clean): Delete $(srcdir)/gcc.1.
12150 * gcc.texi: Add macros @gccoptlist and @gol.
12151 * invoke.texi: Include option summary in manpage. Mark up option
12152 summary with @gccoptlist and @gol. Use @r in one place where
12154 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
12155 * gcc.1: Generate from invoke.texi.
12157 2001-01-13 Richard Henderson <rth@redhat.com>
12159 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
12160 (struct page_entry): Add group member.
12161 (struct page_group): New.
12162 (struct globals): Add page_groups member.
12163 (alloc_anon): Only define for using mmap; remove valloc call.
12164 (page_group_index): New.
12165 (set_page_group_in_use): New.
12166 (clear_page_group_in_use): New.
12167 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
12168 (free_page, release_pages): Likewise.
12169 * configure.in (with-gc): Default to ggc-page always.
12171 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
12173 * reload1.c (replace_pseudos_in_call_usage): Use
12174 reg_equiv_constant and reg_equiv_address, and don't try
12175 regno_reg_rtx first.
12177 2001-01-13 Richard Henderson <rth@redhat.com>
12179 * ggc-page.c (alloc_page): Round up allocation size to one page.
12180 Set e->order on extra pages.
12182 2001-01-13 Richard Henderson <rth@redhat.com>
12184 * genrecog.c (nodes_identical): Expand commentary.
12185 (write_switch): Watch out for identical nodes.
12187 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12189 * cppfiles.c (_cpp_fake_include): New function.
12190 * cpphash.h (_cpp_fake_include): New.
12191 * cpplib.c (do_line): Call _cpp_fake_include when entering
12192 header files in preprocessed input.
12193 * cppmain.c (cb_pragma_implementation): Remove handling.
12194 (setup_callbacks): Don't register pragmas.
12196 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12198 * extend.texi: Udate for CPP.
12200 2001-01-13 Andreas Jaeger <aj@suse.de>
12202 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
12204 * regmove.c: Add prototype for replace_in_call_usage.
12206 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12208 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
12209 struct cpp_chunk, struct htab, struct toklist,
12210 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
12211 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
12212 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
12213 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
12214 (struct macro_args): Delete.
12215 * cpphash.h: See above.
12217 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12219 * cppmain.c (struct printer): Remove no_line_dirs.
12220 (options, cb): New.
12221 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
12222 : Use options rather than CPP_OPTION.
12223 (setup_callbacks): Use cb rather than pfile->cb.
12224 (main): No need to check for a buffer. Use cpp_errors.
12225 (printer_init): Don't set no_line_dirs.
12226 (maybe_print_line): Use options not no_line_dirs.
12227 (cb_file_change): Don't call print_line if -P.
12229 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12231 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
12233 * c-parse.in (finish_parse): Use cpp_errors.
12234 (__yylex): Use return value of cpp_pop_buffer.
12235 * cp/lex.c (finish_parse): Use cpp_errors.
12236 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
12238 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
12240 * README.AVR: URLs corrected.
12242 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12244 * c-decl.c (start_function): Don't warn if old prototype is builtin
12245 that's not in C's namespace.
12246 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
12247 (_bb): Add prototype for ctime.
12248 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
12250 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
12252 * i386.c (ix86_fp_comparison_arithmetics_cost,
12253 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
12254 ix86_fp_comparison_cost): New functions.
12255 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
12256 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
12257 two-branch sequences; make static.
12258 (ix86_use_fcomi_compare): Do decision according to the costs.
12259 (split_fp_branch): New.
12260 * i386.md (compare-and-branch patterns): Use split_fp_branch.
12261 * i386-protos.h (ix86_expand_fp_compare): Remove
12262 (ix86_split_fp_branch): Declare.
12264 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
12265 and ix86_comparison_operator.
12267 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
12268 to make it cheaper.
12270 * i386.c (put_condition_code): Output properly the unordered/ordered
12271 compares in fp case.
12272 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
12274 * tm.texi (REVERSE_CONDITION): Document.
12275 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
12276 in -ffast-math mode.
12277 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
12279 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
12281 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
12283 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
12286 * config/sh/sh.c (mova_p): Fix test for mova_const.
12288 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12290 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
12291 cpp_get_options rather than dereferencing pfile and using
12293 * scan-decls.c (scan_decls): Use return value of
12294 cpp_pop_buffer rather than CPP_BUFFER.
12296 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
12298 * cppinit.c (cpp_handle_option): help_only is now part of the
12299 cpp_options structure.
12300 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
12301 cpp_set_callbacks): New functions.
12302 * cpplib.h (cpp_callbacks): Break out as a named structure.
12303 (cpp_options): Move help_only here from cpp_reader.
12304 (CPP_FATAL_ERRORS): Update to use cpp_errors.
12305 (cpp_errors, cpp_get_options, cpp_get_callbacks,
12306 cpp_set_callbacks): New prototypes.
12307 * cppmain.c (main): Update for help_only.
12309 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
12311 * Makefile.in (info, maintainer-clean, install-info, uninstall):
12312 Also build and remove and install and uninstall c-tree.info and
12314 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
12315 ($(srcdir)/cppinternals.info): New target.
12316 * c-tree.texi: Change file name used when makeinfo used without -o
12317 from ir.info to c-tree.info. Add info directory entry.
12318 * cppinternals.texi: Add info directory entry.
12319 * .cvsignore: Update.
12321 2001-01-12 Jakub Jelinek <jakub@redhat.com>
12323 * c-typeck.c (store_init_value): Don't require constant initializer
12324 elements with -pedantic -std=c99.
12325 (digest_init): Change error about non-constant initializer elements
12327 (constructor_range_end): Remove.
12328 (constructor_incremental, designator_depth,
12329 designator_errorneous): New variables.
12330 (struct constructor_stack): Remove range_end, add incremental.
12331 (struct constructor_range_stack, constructor_range_stack): New.
12332 (struct initializer_stack): Add constructor_range_stack.
12333 (finish_init): Set it.
12334 (start_init): Likewise. require_constant_elements for non-static
12335 trees only if not flag_isoc99.
12336 (really_start_incremental_init): Remove constructor_range_end, add
12337 constructor_incremental.
12338 (pop_init_level): Likewise.
12339 (push_init_level): Likewise. If implicit and the subobject had some
12340 value set already, preinitialize the level with it.
12341 Warn about missing braces only if not pushing due to designators.
12342 (set_designator, push_range_stack): New functions.
12343 (set_init_label): Use them.
12344 (set_init_index): Likewise. Remove constructor_range_end.
12345 Error if designator index is outside of array bounds.
12346 (add_pending_init): Compare values of purpose index trees, not the
12347 trees themselves. Allow overwriting of already initialized element.
12348 Issue a warning if it had side-effects.
12349 (set_nonincremental_init, set_nonincremental_init_from_string): New
12351 (pending_init_member): Rename to...
12352 (find_init_member): ...this function. Call set_nonincremental_init
12353 if necessary. Compare values of purpose index trees, not the trees
12354 themselves. Return the actual value, not just non-zero if something
12356 (output_init_element): Remove checks for duplicates.
12357 If field has zero size, only check the initializer for correctness.
12358 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
12359 if constructor_incremental is zero. Change error about initializers
12360 not computable at load time into pedwarn.
12361 (output_pending_init_elements): Compare bit positions, not
12362 FIELD_DECLs to take into account zero-sized fields.
12363 (process_init_element): Use constructor_range_stack to fill all
12364 ranges in the designator lists from current level up.
12365 * extend.texi: Update documentation for labeled elements.
12367 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
12369 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
12370 to function usage for arguments passed by reference. Optimize
12371 callee-copied arguments.
12372 * regmove.c (replace_in_call_usage): New function.
12373 (fixup_match_1): Call it.
12374 * cse.c (cse_insn): Canonicalize registers in function usage.
12375 * reload1.c (replace_pseudos_in_call_usage): New function.
12378 * Makefile.in: Reverted yesterday's wrong patch. Installed the
12381 2001-01-12 Jakub Jelinek <jakub@redhat.com>
12383 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
12386 2001-01-12 DJ Delorie <dj@redhat.com>
12388 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
12389 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
12392 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12394 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
12395 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
12396 -std options alongside references to -ansi. Update some
12397 documentation for C99.
12398 * cpp.1: Regenerate.
12400 2001-01-12 Andreas Jaeger <aj@suse.de>
12402 * haifa-sched.c (restore_line_notes): Remove argument block B
12404 * sched-ebb.c (schedule_ebb): Change caller.
12405 * sched-rgn.c (schedule_region): Likewise.
12406 * sched-int.h (restore_line_notes): Adjust prototype.
12408 * loop.h: Remove wrong declaration of doloop_condition_get.
12410 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12412 * extend.texi: Move C++-extension-related node from the C section
12413 into the C++ section.
12415 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
12417 * extend.texi: Refer to an array of pointers to functions instead
12418 of one of functions.
12420 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
12421 Jan Hubicka <jh@suse.cz>
12423 * combine.c (reversed_comparison): Fix typo in last patch.
12425 (combine_reversed_comparison_code): Make static to follow
12426 prototype declaration.
12428 2001-01-12 Phil Edwards <pme@sources.redhat.com>
12430 * install.texi: Remove misplaced duplicate entry.
12432 2001-01-11 Ulrich Drepper <drepper@redhat.com>
12434 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
12436 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
12438 * final.c: (leaf_function_p): Fix typo.
12440 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
12442 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
12443 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
12445 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
12446 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
12447 mmap_anon, and valloc is available.
12448 * ggc-page.c: Restructure ifdef logic to match new autoconf
12449 spec. Don't throw away the test page in init_ggc.
12451 * configure, config.in: Regenerate.
12453 2001-01-12 Michael Hayes <mhayes@redhat.com>
12455 * loop.h (total_biv_increment): Constify iv_class pointer.
12456 (struct induction): Replace `mem_mode' with `mem' rtx.
12457 * unroll.c (total_biv_increment): Constify iv_class pointer.
12458 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
12459 (find_mem_givs, combine_givs_p): Likewise.
12460 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
12462 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
12464 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
12466 (__gthread_getspecific): Ditto.
12468 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
12470 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
12471 put_condition_code): Convert fp comparison codes to integer
12473 (ix86_expand_fp_compare): Postnote the fp comparison code converison
12476 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
12477 * i386-protos.h (no_comparison_operator): Kill.
12479 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
12481 * combine.c (REVERSIBLE_CC_MODE): Remove.
12482 (reversible_comparison_p): Remove.
12483 (combine_reversed_comparison_code): New.
12484 (reversed_comparison): New.
12485 (combine_simplify_rtx): Use
12486 combine_reversed_comparison_code/reversed_comparison instead
12487 of reversible_comparison_p.
12488 (simplify_if_then_else): Likewise.
12489 (simplify_set): Likewise.
12490 (simplify_logical): Likewise.
12491 (if_then_else_cond): Likewise.
12492 (known_cond): Likewise.
12493 (simplify_comparison): Likewise.
12495 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
12497 * builtins.c (std_expand_builtin_va_start): Handle varargs when
12498 sizeof (int) is larger than sizeof(__word__).
12500 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12502 * cppinit.c (do_includes): Fix typo.
12504 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12506 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
12507 in S_REGS does not occur because not all sources are possible
12508 when a S_REGS is a destination (sometimes needs a clobber).
12509 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
12510 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
12511 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
12512 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
12513 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
12514 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
12515 (lshrdi_const1, lshrsi3_const16): Likewise.
12516 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
12517 (*movhi_68hc12, *movqi_68hc12): Likewise.
12518 (movstrictqi): Make sure reloading in D_REGS as a destination
12521 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12523 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
12525 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12527 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
12528 -D, -U and -A, and don't initialize the builtins.
12529 (do_includes): Error if -include or -imacros with -fpreprocessed.
12530 * cppmain.c (cb_define, cb_undef): Unconditionally process
12532 * tradcpp.c (main): Fix typo.
12534 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
12536 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
12537 (read_name_map): Use IS_ABSOLUTE_PATH.
12538 * tradcpp.c (get_filename): Likewise.
12540 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12542 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
12543 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
12544 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
12545 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
12546 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
12547 (cmphi_z_used): Don't use '@' for the output.
12548 (tstqi_z_used): Likewise.
12549 (cmpqi_z_used): Likewise.
12550 (one_cmplsi2): Likewise.
12552 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12554 * config/sh/sh.c (barrier_align): Recognize branch around far
12555 branch and redundant insn.
12557 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
12559 * invoke.texi: Restore documentation of the drivers' switches -MD
12562 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12564 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
12566 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
12567 check-objc//%): Support parallel testing of multilibs.
12568 (TESTSUITEDIR): Set to testsuite by default, but override for
12570 (check-gcc, check-g++, check-g77, check-objc): Enter
12573 2001-01-11 Bernd Schmidt <bernds@redhat.com>
12575 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
12576 * sched-deps.c (deps_may_trap_p): Likewise.
12577 * basic-block.h: Remove a comment.
12578 * flow.c (PROP_POSTRELOAD): Remove.
12579 (update_life_info): Don't add it to prop_flags.
12580 (mark_set_1): Lose the code that was enabled by it.
12582 2001-01-11 Michael Hayes <mhayes@redhat.com>
12584 * flow.c (flow_call_edges_add): New.
12585 * basic_block.h (flow_call_edges_add): New.
12587 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
12589 * reload1.c (move2add_note_store): Update reg_set_luid even if
12590 base reg remains the same.
12592 2001-01-10 Nick Clifton <nickc@redhat.com>
12594 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
12595 machine_function structure to zero.
12596 Add prototypes for machine_status functions.
12598 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12600 * c-common.h (CTI_VOID_LIST): Remove.
12601 (void_list_node): Likewise.
12602 * tree.h (TI_VOID_LIST_NODE): New enumeral.
12603 (void_list_node): New macro.
12604 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
12605 * config/i386/i386.c (ix86_init_builtins): Likewise.
12606 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
12608 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12610 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
12611 * cppinit.c (cpp_start_read): Update comment, remove unneeded
12613 * tradcpp.c: Include mkdeps.h.
12614 (deps, print_deps_phony_targets, deps_append, output_deps,
12615 init_dependency_output, output_deps): New.
12616 (deps_buffer, deps_allocated_size, deps_size, deps_column,
12617 deps_output): Delete.
12618 (print_deps_missing_files): Rename deps_missing_files.
12619 (inhibit_output): Make global.
12620 (main): Delete inhibit_output, deps_stream, deps_target.
12621 Use mkdeps functionality in the same way as cpplib. Remove
12622 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
12623 -M and -MM. Remove old handling of deps via deps_out, and
12624 old reading of environment variables.
12625 (get_filename): Update to use deps_add_dep.
12627 2001-01-10 Mark Mitchell <mark@codesourcery.com>
12629 * output.h (make_function_rtl): Remove prototype.
12630 (make_decl_rtl): Likewise.
12631 * varasm.c (make_function_rtl): Remove.
12632 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
12633 than from a third parameter.
12634 * tree.h (make_decl_rtl): Remove last parameter.
12635 * c-decl.c (builtin_function): Remove last argument in call to
12636 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
12637 (start_function): Likewise.
12638 * except.c (call_get_eh_context): Likewise.
12639 * expr.c (emit_block_move): Likewise.
12640 (clear_storage): Likewise.
12641 * profile.c (output_func_start_profiler): Likewise.
12642 * toplev.c (rest_of_decl_compilation): Likewise.
12643 * objc/objc-act.c (create_builtin_decl): Likewise.
12644 (synth_module_prologue): Likewise.
12645 (generate_static_reference): Likewise.
12646 (build_selector_reference_decl): Likewise.
12647 (build_class_reference_decl): Likewise.
12648 (build_objc_string_decl): Likewise.
12649 (build_protocol_reference): Likewise.
12651 2001-01-10 Richard Henderson <rth@redhat.com>
12653 * hwint.h: Revert yesterday's change.
12655 2001-01-10 Nick Clifton <nickc@redhat.com>
12657 * function.h (save_machine_status): Delete.
12658 (restore_machine_status): Delete.
12659 Amend comment describing {init|mark|free}_machine_status.
12661 * function.c (save_machine_status): Delete.
12662 (restore_machine_status): Delete.
12663 Amend comment describing {init|mark|free}_machine_status.
12664 (push_function_context_to): Remove invocation of
12665 save_machine_status.
12666 (pop_function_context_from): Remove invocation of
12667 restore_machine_status.
12669 * emit-rtl.c (init_emit_once): Amend comment describing
12670 {init|mark|free}_machine_status.
12672 * tm.texi (Per-Function Data): New node. Describe the
12673 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
12676 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12678 * cppinit.c (OPT_g): Remove.
12679 (cpp_handle_option): Update for removed -g3.
12680 (print_help): Update.
12681 * cpplib.h (struct cpp_options): Remove debug_output.
12682 * cppmain.c (setup_callbacks, cb_define): Update.
12683 * gcc.c (cpp_options): Translate -g3 to -dD.
12685 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
12687 * config/i960/i960.md: Change modifier to + on the zero_extract
12688 pattern after the (rotate -2 reg) canonicalization pattern.
12690 2001-01-10 Richard Henderson <rth@redhat.com>
12692 * config/alpha/alpha.c (alpha_free_machine_status): New.
12693 (override_options): Install it.
12694 (alpha_mark_machine_status): Verify machine non-null.
12695 * config/i386/i386.c (ix86_free_machine_status): New.
12696 (override_options): Install it.
12697 (ix86_init_machine_status): Use xcalloc.
12698 (ix86_mark_machine_status): Verify machine non-null.
12699 * config/ia64/ia64.c (ia64_free_machine_status): New.
12700 (ia64_override_options): Install it.
12701 (ia64_mark_machine_status): Verify machine non-null.
12703 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
12705 * function.c (instantiate_virtual_regs): Instantiate virtual
12706 registers found in CALL_INSN_FUNCTION_USAGE.
12708 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12710 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
12711 equivalent to -ansi in disabling -Di386.
12713 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
12715 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
12717 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
12719 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
12721 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
12723 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12725 * invoke.texi: Document that -fcond-mismatch isn't supported for
12728 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12730 * gcc.texi: Define macro gcctabopt.
12731 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
12732 @command, @env and @option in some places where appropriate. Use
12733 @gcctabopt where appropriate. Put URLs and email addresses inside
12736 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
12738 * gcc.c (cpp_options): Set MD file name from output
12739 filename, if specified.
12740 (suffix_subst): New static variable.
12741 (do_spec): Clear it.
12742 (do_spec_1, case '.'): Handle new `%.suffix' spec.
12744 (give_switch): Handle suffix_subst.
12746 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12748 * invoke.texi: Fix another typo.
12750 2001-01-10 Phil Edwards <pme@sources.redhat.com>
12752 * invoke.texi: Fix typo.
12754 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
12756 * c-lang.c (lang_hooks): Update.
12757 (lang_decode_option): Remove.
12758 (lang_init_options): Rename c_init_options.
12759 * toplev.c (main): Use lang_hooks for lang_init_options
12760 and lang_decode_option.
12761 * toplev.h (lang_hooks): Add 2 new hooks.
12762 * tree.h: Remove lang_init_options and lang_decode_option.
12763 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
12764 * cp/decl2.c: Similarly.
12765 * cp/lex.c (lang_init_options): Rename cxx_init_options.
12766 (lang_hooks): Update.
12767 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
12769 (lang_init_options): Rename ffe_init_options.
12770 (lang_hooks): Update.
12771 (lang_decode_option): Remove.
12772 * java/lang.c (lang_init_options): Rename java_init_options.
12773 (lang_decode_option): Rename java_decode_option.
12774 (lang_hooks): Update.
12775 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
12776 (lang_decode_option): Rename objc_decode_option.
12777 (lang_hooks): Update.
12779 2001-01-09 Nick Clifton <nickc@redhat.com>
12781 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
12782 (d30v_return_addr_rtx): Delete.
12783 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
12784 cfun->machine structure.
12785 (struct machine_function): Move to d30v.h
12786 (d30v_save_machine_status): Delete.
12787 (d30v_restore_machine_status): Delete.
12788 (d30v_init_machine_status): New Function.
12789 (d30v_mark_machine_status): New Function.
12790 (d30v_free_machine_status): New Function.
12791 (d30v_init_expanders): Use new functions.
12792 (d30v_return_addr): Use ra_rtx field in cfun->machine.
12793 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
12794 d30v_return_addr_rtx.
12796 * config/d30v/d30v.h (struct_machine): Move here.
12797 Add eh_epilogue_sp_ofs field.
12799 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
12800 field in cfun->machine structure.
12802 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
12804 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
12805 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
12806 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
12808 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
12810 * objc/lang-options.h: Remove bogus reference to
12813 2001-01-09 Kazu Hirata <kazu@hxi.com>
12815 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
12818 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
12820 * reload.c (find_reloads_address): Check for eliminable registers
12821 when substituting a constant expression for a pseudo.
12823 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
12825 * c-common.c (enum format_type): Add format_type_error.
12826 (decode_format_type): New function.
12827 (decl_attributes): Use it.
12828 (format_kind_info): Adjust comment.
12830 2001-01-09 David O'Brien <obrien@BSDi.com>
12832 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
12833 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
12835 * config/i386/gnu.h: Don't include required platform specific .h files,
12836 tm.h will do it instead.
12837 * config/i386/i386elf.h: Likewise.
12838 * config/i386/linux.h: Likewise.
12839 * config/i386/moss.h: Likewise.
12840 * config/mips/gnu.h: Likewise.
12842 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12844 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
12845 (rs6000-ibm-aix3.[01]*): Likewise.
12846 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
12847 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
12848 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
12849 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
12850 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
12851 (powerpc-*-eabiaix*): Likewise.
12852 (powerpc-*-eabisim*): Likewise.
12853 (powerpc-*-elf*): Likewise.
12854 (powerpc-*-eabi*): Likewise.
12855 (powerpc-*-rtems*): Likewise.
12856 (powerpc-*-linux*libc1): Likewise.
12857 (powerpc-*-linux*): Likewise.
12858 (powerpc-wrs-vxworks*): Likewise.
12859 (powerpcle-wrs-vxworks*): Likewise.
12860 (powerpcle-*-sysv*): Likewise.
12861 (powerpcle-*-elf*): Likewise.
12862 (powerpcle-*-eabisim*): Likewise.
12863 (powerpcle-*-eabi*): Likewise.
12864 (powerpcle-*-solaris2*): Likewise.
12865 * config/rs6000/aix31.h: Delete includes.
12866 * config/rs6000/aix3newas.h: Likewise.
12867 * config/rs6000/aix41.h: Likewise.
12868 * config/rs6000/aix43.h: Likewise.
12869 * config/rs6000/beos.h: Likewise.
12870 * config/rs6000/rtems.h: Likewise.
12871 * config/rs6000/sysv4.h: Likewise.
12873 2001-01-09 Kazu Hirata <kazu@hxi.com>
12875 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
12876 Change an argument mode of machine_mode to shift_mode of
12877 shift_mode. Remove an extra error check.
12878 (emit_a_shift): Adopt to the new calling prototype of
12880 (function_prologue): Fix code for a monitor
12881 function. Support H8/S.
12882 (function_epilogue): Do not output pop for a monitor function.
12884 2001-01-09 Nick Clifton <nickc@redhat.com>
12886 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
12887 (setup_incoming_varargs): Use sysv_varargs_p field of the
12888 cfun->machine structure.
12889 (struct machine_function): Move to rs6000.h
12890 (rs6000_save_machine_status): Delete.
12891 (rs6000_restore_machine_status): Delete.
12892 (rs6000_init_machine_status): New Function.
12893 (rs6000_free_machine_status): New Function.
12894 (rs6000_init_expanders): Use new functions.
12896 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
12898 (struct machine_function): Move here.
12900 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
12901 sysv_varargs_p field of the cfun->machine structure.
12903 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
12905 (rs6000_restore_machine_status): Remove prototype.
12907 2001-01-09 Richard Henderson <rth@redhat.com>
12909 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
12910 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
12911 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
12912 (sched_analyze_2, sched_analyze_insn): Likewise.
12913 (sched_analyze, init_deps): Likewise.
12914 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
12915 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
12916 (compute_block_backward_dependences): Update propagate_deps call.
12918 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
12920 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
12922 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12924 * cppinit.c (OPT_MD, OPT_MMD): Restore.
12925 (cpp_handle_option): Handle them.
12926 (cpp_post_options): Ensure one of -M or -MM is specified with
12927 any other -M? option.
12928 (init_dependency_output): Suppress output with -MG.
12930 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12932 * cpp.texi: Update.
12933 * invoke.texi: Update.
12935 2001-01-09 Bernd Schmidt <bernds@redhat.com>
12937 * sh.md (reload_outsf): Generate recognizable patterns for
12940 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12942 * c-lang.c (lang_hooks): Update.
12943 (lang_init): Rename c_init.
12944 (lang_finish): Remove.
12945 * toplev.c (compile_file): Use lang_hooks for lang_init ()
12946 and lang_finish ().
12947 * toplev.h (lang_hooks): Add init () and finish ().
12948 * tree.h (lang_init, lang_finish): Remove.
12949 * cp/tree.h (lang_init, lang_finish): Remove.
12950 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
12951 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
12953 (lang_init, lang_finish): Remove.
12954 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
12955 (lang_hooks): Update.
12956 * java/lang.c (lang_init): Rename java_init.
12957 (lang_finish): Remove.
12958 (lang_hooks): Update.
12959 * objc/objc-act.c (lang_init): Rename objc_init.
12960 (lang_finish): Remove.
12961 (lang_hoooks): Update.
12963 20001-01-09 Graham Stott <grahams@redhat.com>
12965 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
12966 after `ptr` is initialised.
12968 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12970 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
12971 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
12972 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
12973 stack adjusts, instead of r3.
12975 2001-01-09 Michael Hayes <mhayes@redhat.com>
12977 * flow.c (flow_loop_scan): Break out of ...
12978 (flow_loops_find) ... here.
12979 * basic-block.h (flow_loop_scan): New.
12980 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
12981 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
12983 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12985 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
12987 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
12988 realloc()ing macro_buffer.
12990 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
12991 if it's wider than long and the target's long is wider than the
12994 2001-01-09 Mark Mitchell <mark@codesourcery.com>
12996 Remove support for using UWIN as a host machine.
12997 * configure.in: Issue an error message.
12998 * configure: Regenerated.
12999 * config.gcc: Remove xm_* UWIN configury.
13000 * config/i386/xm-uwin.h: Remove.
13002 2001-01-08 Nick Clifton <nickc@redhat.com>
13004 * config/v850/v850.c (ra_rtx): Delete.
13005 (v850_save_machine_status): Delete.
13006 (v850_restore_machine_status): Delete.
13007 (v850_init_machine_status): New function.
13008 (v850_mark_machine_status): New function.
13009 (v850_free_machine_status): New function.
13010 (v850_return_addr): Use ra_rtx field in machine structure.
13011 (v850_init_expanders): Use new functions.
13013 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
13014 * config/v850/v850.c: Change arguments to v850_output+* functions
13015 to take a const char *, to avoid compile time warning.
13016 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
13017 (USER_LABEL_PREFIX): Redefine.
13019 2000-01-08 Jim Wilson <wilson@redhat.com>
13021 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
13022 1 to unsigned HOST_WIDE_INT before left shift.
13024 2001-01-08 Nick Clifton <nickc@redhat.com>
13026 * config/arm/arm.c (arm_mark_machine_status): Check to see if
13027 the machine structure has been allocated.
13028 (arm_free_machine_status): New function: Free the machine
13029 specific function structure.
13031 2001-01-08 Richard Henderson <rth@redhat.com>
13033 * jump.c (simplejump_p): Revert last change.
13035 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
13037 * cppinit.c (init): Rename init_library.
13038 (cpp_create_reader): Update.
13039 * gcc.c (cpp_options): If -o given, use it as the target of
13042 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
13044 * arm.c (arm_arch5e): New variable.
13045 (all_cores): XScale is a 5TE device.
13046 (arm_override_options): Set arm_arch5e.
13047 (arm_init_builtins): __builtin_prefetch is in arch5e.
13048 * arm.h (arm_arch5e): Declare it.
13050 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
13052 * arm.md (define_constants): Add defines for UNSPEC and
13053 UNSPEC_VOLATILE insns. Update all users.
13054 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
13055 * arm.c (multi_register_push, note_invalid_constants)
13056 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
13057 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
13058 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
13060 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
13062 * jump.c (jump_optimize_1): Use reversed_comparison_code
13063 instead of can_reverse_comparison_p.
13064 (jump_back_p): Likewise.
13065 (invert_exp_1): Likewise.
13066 (thread_jumps): Likewise.
13067 * simplify-rtx.c (simplify_unary_operation): Likewise.
13068 (simplify_ternary_operation): Likewise.
13069 * cse.c (find_comparison_args): Convert to use
13070 can_reverse_comparison_p.
13071 (record_jump_equiv): Likewise.
13073 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
13075 * arm.h (HARD_REGNO_RENAME_OK): Delete.
13076 (EPILOGUE_USES): Define.
13077 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
13078 automatically stack the LR if it isn't live.
13080 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
13082 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
13085 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
13087 * ggc-page.c (max_alignment): New structure.
13088 (MAX_ALIGNMENT): New macro.
13089 (init_ggc): Use it to round up the sizes in the
13090 extra_order_size_table.
13092 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13094 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
13097 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13099 * builtins.def (BUILT_IN_FPRINTF): New entry.
13101 * c-common.c (c_expand_builtin_fprintf): New function.
13102 (init_function_format_info): Handle __builtin_fprintf.
13103 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
13104 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
13106 * c-decl.c (duplicate_decls): Adjust comment.
13108 * extend.texi (fprintf): Document new builtin.
13110 2001-01-07 Richard Henderson <rth@redhat.com>
13112 * jump.c (simplejump_p): Recognize any single_set jump
13113 of the proper form.
13115 2001-01-07 Richard Henderson <rth@redhat.com>
13117 * configure.in (slibdir): Accept an --with-slibdir option.
13118 Use "test" not "[" in configure. Default to $(libdir).
13120 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
13122 * config/t-aix43 (SHLIB_INSTALL): Likewise.
13123 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
13124 (SHLIB_LINK): Create links for the soname.
13125 * config/mips/t-iris6: Likewise.
13126 * config/sparc/t-slibgcc: Likewise.
13127 * config/sparc/t-slibgcc-sld: Likewise.
13129 2001-01-07 Jakub Jelinek <jakub@redhat.com>
13131 * config/i386/i386.c (constant_call_address_operand): Accept
13132 (const (plus (symbol_ref) (const_int))).
13133 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
13134 constant_call_address_operand.
13136 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13138 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
13139 and LONG_LONG_TYPE_SIZE > 32.
13141 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13143 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
13144 the previous change.
13146 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
13148 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
13150 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
13151 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
13152 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
13155 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13157 * fix-header.c (read_scan_file): s/pfile/scan_in/.
13159 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13161 * c-lang.c (c_post_options): Call cpp_post_options.
13162 * objc/objc-act.c (objc_post_options): Similarly.
13163 * cppmain.c (main): Similarly.
13164 * fix-header.c (read_scan_file): Similarly.
13165 * cppinit.c (cpp_start_read): Move option consistency checks
13166 to cpp_post_options. Don't call init_dependency_output.
13167 If needed, add default target and main file dependency.
13168 (OPT_MD, OPT_MMD): Remove.
13170 (cpp_handle_option): Update for OPT_* changes.
13171 (cpp_post_options): New.
13172 (init_dependency_output): Command line -MF overrides environment
13173 variables. Don't set default target etc. Suppress output
13174 if dependencies are going to stdout.
13175 (print_help): Update.
13176 * cpplib.h (cpp_post_options): New.
13177 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
13179 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
13181 * jump.c (comparison_dominates_p): Support unordered compares.
13183 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
13185 * simplify-rtx.c (simplify_relational_operation): Always simplify
13186 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
13189 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
13191 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
13192 (nonzero_bits): Likewise.
13193 (simplify_comparison): Likewise.
13194 (num_sign_bit_copies): Likewise; return more sane value depending
13195 on STORE_FLAG_VALUE.
13196 (known_cond): Do not assume EQ to be always true for equivalent
13199 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
13201 * cse.c (fold_rtx): Handle unordered comparisons.
13203 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
13205 * rtlanal.c (set_of_1): New static function.
13206 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
13207 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
13208 reg_set_last_last_regno): Remove.
13209 (set_of): New global function.
13210 (set_of_data): New structure.
13211 (reg_set_p, reg_set_last): Revamp for set_of.
13212 * rtl.h (set_of): New.
13214 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
13216 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
13217 * extend.texi: Document _Exit builtin.
13219 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13221 * (initialize, initialize_builtins,
13222 initialize_dependency_output, initialize_standard_includes):
13223 Rename s/initialize/init. Update.
13224 (init_dependency_output): Move to after
13225 cpp_handle_options, the correct location temporally at least.
13226 (opt_comp): Move next to init (), its caller. Fix prototype.
13227 (init): Make "initialized" local scope.
13228 (cpp_create_reader): Always call init ().
13229 (cpp_start_read): Update.
13230 (output_deps): New function, broken out of cpp_finish.
13231 (cpp_finish): Break out output_deps.
13233 2001-01-07 Richard Henderson <rth@redhat.com>
13235 * collect2.c (COFF specific stuff): Revert 12-06 patch
13236 to prototype system functions.
13238 2001-01-07 Michael Hayes <mhayes@redhat.com>
13240 * hard-reg-set.h: Add multiple include guard.
13241 * basic-block.h (struct loop): Add `sink' field.
13242 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
13243 (emit_iv_add_mult): Delete.
13244 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
13245 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
13246 (unroll_loop): Remove end_insert_before argument.
13247 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
13248 (maybe_eliminate_biv_1): Likewise.
13249 (emit_iv_add_mult): Delete.
13250 (gen_add_mult, loop_regs_update): New.
13251 (loop_insn_emit_after, loop_insn_emit_before): New.
13252 (loop_insn_sink, loop_insn_sink_or_swim): New.
13253 (emit_iv_add_mult): Delete.
13254 (scan_loop): Set loop->sink.
13255 (loop_givs_reduce): Use loop_insn_sink and its ilk.
13256 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
13257 (maybe_eliminate_biv_1): Likewise.
13258 (maybe_eliminate_biv_1): Add basic block argument.
13259 * unroll.c (unroll_loop): Remove end_insert_before argument.
13260 (find_splittable_regs): Likewise.
13261 (find_splittable_regs): Use loop_insn_sink and its ilk.
13262 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
13264 2001-01-07 Michael Hayes <mhayes@redhat.com>
13266 * loop.h (loop_insn_hoist): New prototype.
13267 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
13268 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
13269 (check_dbra_loop, load_mems): Likewise.
13270 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
13271 (find_splittable_givs): Likewise.
13273 2001-01-07 Michael Hayes <mhayes@redhat.com>
13275 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
13277 2001-01-07 Richard Henderson <rth@redhat.com>
13279 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
13281 2001-01-07 Richard Henderson <rth@redhat.com>
13283 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
13284 NO_SHARED_LIBGCC_MULTILIB as required for the target.
13285 * gcc.c (init_spec): Massage the existing libgcc_spec into a
13286 variant that handles a shared libgcc.
13287 (process_command): Always validate -{static,shared}-libgcc.
13288 (do_spec_1): New 'M' case.
13289 * invoke.text (Link Options): Document -{static,shared}-libgcc.
13291 2001-01-07 Richard Henderson <rth@redhat.com>
13293 * Makefile.in (slibdir): New variable.
13294 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
13295 (installdirs): Create slibdir.
13296 (install-libgcc, install-multilib): Defer to libgcc.mk.
13297 * configure.in (slibdir): Substitute.
13298 * mklibgcc.in (install): New target.
13300 * config/t-linux (SHLIB_LINK): Create links for the soname.
13301 (SHLIB_INSTALL): New.
13302 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
13303 * config/mips/t-iris6 (SHLIB_INSTALL): New.
13304 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
13305 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
13306 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
13308 2001-01-07 Richard Henderson <rth@redhat.com>
13310 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
13311 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
13312 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
13314 2001-01-07 Michael Hayes <mhayes@redhat.com>
13316 * loop.c (count_loop_regs_set): Delete.
13317 (load_mems_and_recount_loop_regs_set): Delete.
13318 (loop_regs_scan): Merge common code from count_loop_regs_set,
13319 scan_loop, and load_mems_and_recount_loop_regs_set.
13320 (scan_loop): Call load_mems directly and loop_regs_scan
13321 again if new registers created.
13323 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13325 * toplev.c (main): Call the front-end specific post_options
13326 hook if one is given.
13327 * toplev.h (struct_lang_hooks, lang_hooks): New.
13328 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
13329 for the C front end.
13330 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
13331 lang_hooks for the C++ front end.
13332 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
13333 lang_hooks for the ObjC front end.
13334 * f/com.c (lang_hooks): Hooks for the Fortran front end.
13335 * java/lang.c (lang_hooks): Hooks for the Java front end.
13337 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
13339 * c-lex.c (init_c_lex): Request #define / #undef callbacks
13340 for verbose DWARF[2] debugging.
13341 (cb_define, cb_undef): The new callbacks.
13342 * toplev.h (debug_define, debug_undef): Make const correct.
13343 * toplev.c (debug_define, debug_undef): Similarly. Do not
13344 perform the verbosity tests here anymore.
13346 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
13348 * reload.c (subst_reloads): Take INSN argument. When
13349 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
13350 * reload.h (subst_reloads): Adjust prototype.
13351 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
13352 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
13353 present in JUMP_INSNs and copy them to JUMP_LABEL.
13354 * flow.c (find_label_refs, find_basic_blocks_1): Skip
13355 JUMP_INSNs and insns with REG_LABELs that are followed by
13356 JUMP_INSNs with the same REG_LABEL.
13357 * sched-rgn.c (is_cfg_nonregular): Likewise.
13358 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
13360 * unroll.c (unroll_loop): Look for REG_LABEL notes in
13362 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
13364 2001-01-06 Richard Henderson <rth@redhat.com>
13366 * loop.c (scan_loop): Use xcalloc for the regs array.
13367 (load_mems_and_recount_loop_regs_set): Zero the new memory
13368 received from xrealloc.
13370 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
13372 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
13374 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
13376 * integrate.c (copy_rtx_and_substitute): When copying
13377 an ignored return value, strip REG_FUNCTION_VALUE_P.
13379 2001-01-06 Michael Hayes <mhayes@redhat.com>
13381 * loop.c (debug_biv, debug_giv): New.
13382 (loop_biv_dump): Break out from ...
13383 (record_biv): ... here.
13384 (loop_giv_dump): Break out from ...
13385 (record_giv): ... here.
13386 (loop_bivs_check): Use print_simple_rtl.
13387 * unroll.c (loop_iterations): Use print_simple_rtl.
13389 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
13391 * pa.md (return, return_internal): Modify patterns to prevent regrename
13392 mucking with the return pointer.
13394 2001-01-05 Richard Henderson <rth@redhat.com>
13396 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
13398 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
13400 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
13401 version supplied by Matteo Frigo.
13403 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13405 * cpp.texi: Update for -MQ.
13406 * cppinit.c (cpp_create_reader): Always create pfile->deps.
13407 (cpp_cleanup): Always free pfile->deps.
13408 (initialize_dependency_output): Don't create pfile->deps.
13409 (cpp_handle_option): Similarly.
13411 * gcc.c (cpp_options): Handle -MQ.
13412 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
13413 * mkdeps.c (base_name): Remove.
13414 (deps_init): Don't allocate vector space until it's needed.
13415 (deps_free): Only free vectors if allocated.
13416 (deps_add_target, deps_add_dep): Update for initial allocation.
13417 (deps_add_default_target): Don't strip to the base_name.
13419 2001-01-05 DJ Delorie <dj@redhat.com>
13421 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
13422 (INIT_EXPANDERS): Define.
13424 * config/v850/v850.c (struct machine_function): Define.
13425 (v850_save_machine_status): New function.
13426 (v850_restore_machine_status): New function.
13427 (v850_return_addr): New function.
13428 (v850_init_expanders): New function.
13430 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
13431 and v850_init_expanders.
13433 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13435 * cpplib.h (struct cpp_reader): Add help_only field.
13436 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
13437 (cpp_handle_option): Set pfile->help_only if we see -h,
13438 --help, -target-help, or --version. Print version string but
13439 do not set help_only if we see -v or -version. Make text
13440 printed by -v match that printed by (-)-version.
13442 * cppmain.c (main): Exit after option parsing if
13443 pfile->help_only is true.
13445 * toplev.c (independent_decode_option): Call print_version,
13446 then exit, if we see --version (but not -version).
13447 (print_version): Split lengthy message into two lines.
13449 2001-01-05 Nick Clifton <nickc@redhat.com>
13451 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
13452 temporary string for initialisation before calling ggc_alloc_string.
13454 2001-01-06 Michael Hayes <mhayes@redhat.com>
13456 * rtl.h (print_simple_rtl): New.
13457 * print-rtl.c (print_simple_rtl): New.
13458 (flag_simple): New.
13459 (print_rtx): Disable printing of flags and modes, etc.,
13460 if `flag_simple` nonzero.
13462 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
13464 * function.c (fixup_var_refs): Use push_to_full_sequence where
13467 2001-01-05 Michael Meissner <meissner@redhat.com>
13469 * flags.h (flag_reorder_blocks): Add declaration.
13470 (flag_rename_block): Ditto.
13472 2001-01-05 DJ Delorie <dj@redhat.com>
13474 * function.c (reorder_blocks): Make sure the flags are all reset
13475 before using them to mark blocks, else a second invocation will
13476 corrupt the block chain.
13477 (reorder_blocks_0): New, resets the flags.
13479 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
13481 * cse.c (find_comparison_args): Stop if the argument is known to
13484 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13486 * config/sh/sh.md (movdf): When splitting load into pair of
13487 registers, don't clobber the register used in the address too
13490 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
13492 * varasm.c (mark_constant_pool): Improve initial comments.
13493 (mark_constants): Move marking of constants to mark_constant.
13494 (mark_constant): New function to recursively mark all constants
13495 referred to by a constant.
13497 2001-01-05 Catherine Moore <clm@redhat.com>
13499 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
13501 2001-01-05 Phil Edwards <pme@sources.redhat.com>
13503 * cp/lang-options.h: Bring comment in line with reality.
13504 * f/lang-options.h: Likewise.
13505 * java/lang-options.h: Likewise.
13506 * objc/lang-options.h: Likewise.
13507 * ch/lang-options.h: Likewise.
13508 * f/g77.texi: And update the manual.
13510 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
13511 Denis Chertykov <denisc@overta.ru>
13513 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
13514 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
13515 * config/avr/avr.md (all peepholes that request a scratch register):
13516 Call it, FAIL the peephole if not safe (in interrupt functions).
13518 2001-01-05 Mark Mitchell <mark@codesourcery.com>
13520 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
13522 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
13524 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
13526 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
13527 BUILT_IN_CREAL and BUILT_IN_CIMAG.
13528 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
13529 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
13530 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
13532 * extend.texi: Document these builtins.
13534 2001-01-05 Daniel Berlin <dberlin@redhat.com>
13536 * c-common.c (lang_get_alias_set): Say we know nothing of
13537 VECTOR_TYPE aliasing.
13539 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
13541 2001-01-05 Bruce Korb <bkorb@gnu.org>
13543 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
13544 their x* equivalent versions for atexit-less systems
13545 * fixinc/fixincl.c(main): do not return from main() on atexit-less
13546 systems (or any other system any more).
13548 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
13550 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
13551 output operands. Use arm_hard_register_operand for operand 4.
13552 (stmsi_postinc): Similarly.
13553 (ldmsi): Use arm_hard_register_operand for opernand 2.
13554 (stmsi): Similarly.
13555 * arm.c (arm_hard_register_operand): New function.
13556 * arm-protos.h (arm_hard_register_operand): Prototype it.
13558 * arm.h (HARD_REGNO_RENAME_OK): Define.
13560 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
13562 * simplify-rtx.c (cfc_args): add "unordered" field.
13563 (check_fold_consts): Set unordered field.
13564 (simplify_relational_operation): Simplify the unordered
13567 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
13570 * emit-rtl.c (try_split): Fix code to mark labels.
13571 * jump.c (mark_jump_label): Make global.
13572 * rtl.h (mark_jump_label): Declare.
13574 * predict.c (estimate_probability): Handle unordred comparisons.
13576 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13578 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
13579 * cppinit.c (initialize_dependency_output): Update.
13580 (cpp_finish): Output dummy targets for -MP.
13582 (cpp_handle_option): Handle -MP. Don't quote -MT options.
13583 * cpplib.h (struct cpp_options): Add deps_phony_targets.
13584 * gcc.c (cpp_options): Update to handle -MP.
13585 * mkdeps.c (deps_add_target, deps_add_default_target): Update
13586 to quote only the default target.
13587 (deps_phony_targets): Insert a preceding newline. Rename from
13588 deps_dummy_targets for consistency.
13591 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13593 * calls.c (emit_library_call_value_1): Support
13594 INIT_CUMULATIVE_LIBCALL_ARGS.
13595 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
13597 2001-01-04 Richard Henderson <rth@redhat.com>
13599 * c-decl.c (finish_struct): Detect flexible array members
13600 used in an inappropriate context.
13601 * c-typeck.c (really_start_incremental_init): Special case
13602 constructor_max_index for zero length arrays.
13603 (pop_init_level): Allow initialization of flexible array
13604 members. Deprecate initialization of zero length arrays.
13605 Don't issue missing initializer warning for flexible array
13606 members or zero length arrays.
13607 (process_init_element): Don't dereference null DECL_SIZE.
13608 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
13609 Don't abort for empty constructors. Use size_binop
13610 (output_constructor): Add commentary regarding zero length
13611 array futures. Abort if we try to initialize an array of
13612 unspecified length with a non-empty constructor in the middle
13615 * extend.texi (Zero Length): Update and clarify documentation
13616 on static initialization.
13618 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13620 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
13621 with more than 32767 words of local storage.
13623 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13625 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
13626 for 'abs', 'labs', and 'fabs'.
13627 (c4x_expand_builtin): Likewise.
13628 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
13630 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13632 * config/sh/sh.md (prget, prset): New insn types.
13633 (return delay slot): Dont' allow prset.
13634 (call, sfunc delay slot): Don't allow prget.
13635 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
13636 for prset and prget.
13638 2001-01-05 Michael Hayes <mhayes@redhat.com>
13640 * loop.h (struct loop_reg): New.
13641 (struct loop_regs): Change to use array of `struct loop_reg'.
13642 * loop.c: Replace assortment of varrays with single regs array.
13643 (count_one_set): Delete may_not_move array argument
13644 and use regs array instead. All caller's changed.
13645 (count_loop_regs_set): Delete may_not_move and single_usage
13646 arguments and use regs array instead. All caller's changed.
13647 (find_single_use_in_loop): Replace usage array argument with pointer
13648 to regs structure. All caller's changed.
13649 (loop_optimize): Delete `moved_once' array.
13651 2001-01-05 Michael Hayes <mhayes@redhat.com>
13653 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
13654 Use it instead of loop_info->has_call for scanning loop mems.
13655 (check_dbra_loop): Replace loop_info->has_call test with
13656 loop_info->has_nonconst_call.
13658 2000-01-04 Matthew Hiller <hiller@redhat.com>
13660 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
13663 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13665 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
13666 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
13668 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
13670 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
13671 (flag_short_double, flag_short_wchar): Define.
13672 (c_common_nodes_and_builtins): Create many tree nodes shared
13673 between C and C++ here instead of in cp/decl.c and ...
13674 * c-decl.c (init_decl_processing): ... here.
13675 (SIZE_TYPE, WCHAR_TYPE): Don't define.
13676 (flag_short_double, flag_short_wchar): Don't define.
13677 (record_builtin_type): New function.
13678 (build_void_list_node): New function.
13679 * c-common.h (flag_short_double, flag_short_wchar,
13680 record_builtin_type, build_void_list_node): Declare.
13682 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
13684 * integrate.c (expand_inline_function): Don't put a virtual
13685 register into the reg map.
13687 * function.c (fixup_var_refs_1): If force_operand didn't put
13688 the address into the target, move it there.
13690 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13692 Special-case tree_decl/tree_list allocations.
13693 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
13694 (OBJECT_SIZE): New macro.
13695 (NUM_EXTRA_ORDER): Likewise.
13696 (extra_order_size_table): New variable.
13697 (NUM_ORDERS): New macro.
13698 (objects_per_page_table): New variable.
13699 (object_size_table): New variable.
13700 (G.pages): Use NUM_ORDERS to bound the array.
13701 (G.page_tails): Likewise.
13702 (DIV_ROUND_UP): Remove.
13703 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
13704 (alloc_page): Use OBJECT_SIZE.
13705 (size_lookup): Don't make it const.
13706 (ggc_alloc): Use OBJECT_SIZE.
13707 (ggc_set_mark): Likewise.
13708 (ggc_get_size): Likewise.
13709 (init_ggc): Set up the object_size_table, objects_per_page_table,
13710 and adjust size_lookup.
13711 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
13712 (ggc_pop_context): Use NUM_ORDERS.
13713 (clear_marks): Likewise.
13714 (sweep_pages): Likewise.
13715 (poison_pages): Likewise.
13716 (ggc_print_statistics): Use OBJECT_SIZE.
13718 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13720 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
13721 Only call array_size_for_constructor if last field and array type
13722 with no upper bound.
13724 2001-01-04 Philip Blundell <philb@gnu.org>
13726 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
13727 from bit 31 downwards, if this requires no more insns.
13728 (count_insns_for_constant): New helper function for above.
13730 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
13732 * gencodes.c (output_predicate_decls): Remove empty initializer.
13734 2001-01-04 Mark Mitchell <mark@codesourcery.com>
13736 * tree.c (copy_node): Remove documentation about obstacks.
13737 (buidl1): Check that nobody tries to build 2-argument nodes this
13740 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13742 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
13745 * gencodes.c (output_predicate_decls): Fill empty initializer
13748 2001-01-04 Jakub Jelinek <jakub@redhat.com>
13750 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
13751 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
13753 (do_include): Handle missing headers like cpp0.
13754 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
13755 paths with first include pathname. Don't strcat to uninitialized
13758 2001-01-04 Bernd Schmidt <bernds@redhat.com>
13760 * regrename.c (regrename_optimize): Don't rename from frame pointer
13761 if frame_pointer_needed.
13762 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
13763 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
13764 (ia64_reorg): Use it instead of scheduling if ! optimize.
13765 (errata_emit_nops): Properly call asm_noperands.
13766 (ia64_sched_reorder): Finish cycle if we see an asm.
13767 (ia64_variable_issue): Clear scheduling state after asms.
13769 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
13771 * cpp.texi: Update for -MT.
13772 * cppinit.c (initialize_dependency_output): Add a default
13773 target if none has been given already.
13774 (no_tgt, OPT_MT): New.
13775 (cpp_handle_option): Handle -MT. Update -M etc.
13776 * cpplib.h (struct cpp_options): Remove deps_target.
13777 * gcc.c (cpp_options): Handle -MT.
13778 * mkdeps.c (struct deps): Move from mkdeps.h.
13779 (deps_calc_target): Rename deps_add_default_target. Add a
13780 default target if none has been specified already.
13781 * mkdeps.h (struct deps): Move to mkdeps.c.
13782 (deps_calc_target): Rename deps_add_default_target.
13784 2000-01-03 Richard Henderson <rth@redhat.com>
13786 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
13788 * c-typeck.c (push_init_level): Move checks for flexible array
13789 members and zero length arrays ...
13790 (pop_init_level): ... here. Silently discard empty initializations.
13792 * varasm.c (output_constructor): Update for sizeof change to
13793 zero-length arrays.
13795 * extend.texi (Zero Length): Clarify semantics.
13797 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13799 * configure.in (tm.h): Include isns-codes.h last.
13800 * configure: Rebuilt.
13802 2001-01-03 Richard Henderson <rth@redhat.com>
13804 * config/alpha/alpha.md (addvsi3, addvdi3): New.
13805 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
13807 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13809 * tradcpp.c (main): Make sure finclude() is called with a valid
13810 indepth value while handling -include.
13812 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13814 * gencodes.c (output_predicate_decls): New function.
13816 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
13817 even if it is not the first time machmode.h is #included.
13818 * config/sh/sh.c (fpul_operand): Declare MODE argument.
13819 * tm.texi (PREDICATE_CODES): Document predicate declarations.
13820 * gcc.texi (Copyright): Added 2001.
13822 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13824 * c-common.c (c_common_lang_init): New function. Warn if format
13825 warning options which only have effects when used with -Wformat
13826 are used without -Wformat.
13827 * c-common.h (c_common_lang_init): Declare.
13828 * c-lang.c (lang_init): Call c_common_lang_init.
13829 * objc/objc-act.c (lang_init): Call c_common_lang_init.
13831 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13833 * configure.in: Check for the mktemp command.
13834 * configure: Regenerate.
13835 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
13836 $TEMP. Create temporary files with mktemp, if available at
13837 configure time; otherwise use set -C. Remove temporary files
13840 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13842 * configure.in: Require at least texinfo 4.0. Check for whether
13843 Pod::Man is sufficiently recent to regenerate GCC manpages.
13844 * configure: Regenerate.
13845 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
13847 (GENERATED_MANPAGES): Define.
13848 (generated-manpages): New target. Depend on cpp.1 as well as
13850 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
13851 configure to generated-manpages or empty) rather than on the
13852 manpages directly. Remove execute permission from installed
13853 gcov.1 as well as cpp.1.
13854 * cpp.1, gcov.1: Regenerate.
13856 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13858 * builtins.c (expand_builtin_strncmp): Use host_integerp and
13859 tree_low_cst. Allow using cmpstrsi in more cases.
13861 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13863 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
13866 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
13868 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
13869 * Makefile.in (HOST_CFLAGS): Mention build-make.
13871 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13873 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
13876 2001-01-01 Bernd Schmidt <bernds@redhat.com>
13878 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
13881 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
13884 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
13885 reg_base_value and reg_known_value arrays.
13886 (init_alias_analysis): Add more cases to detect known values.
13887 * sched-deps.c (deps_may_trap_p): New function.
13888 (sched_analyze_2): Use it.
13890 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13892 * combine.c (simplify_shift_const): Even if we're sign-extracting,
13893 don't discard an ASHIFTRT if we're shifting in a wider mode.
13895 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
13897 * toplev.c (rest_of_compilation): Don't print basic block information
13898 when CFG isn't up to date.
13900 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
13902 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
13903 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
13904 (UNALIGNED_SHORT_ASM_OP): Define.
13905 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
13907 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13909 * fold-const.c (fold_convert): Fix typo.
13911 2001-01-02 Richard Henderson <rth@redhat.com>
13913 * c-common.h (ASM_INPUT_P): New.
13914 * c-parse.in (asm): Set it when needed.
13915 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
13916 existance of an operand.
13918 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
13920 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
13921 (dwarf2out_frame_debug_expr): Likewise.
13922 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
13924 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
13926 * i386.c (ix86_split_to_parts): Return number of part required;
13928 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
13930 (ix86_split_long_move): Use number of part returned
13931 by ix86_split_to_parts
13932 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
13934 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
13935 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
13936 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
13937 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
13938 (ALIGN_MODE_128): Add TFmode.
13939 (IS_STACK_MODE): Likewise.
13940 (HARD_REGNO_NREGS): TFmode needs 3 registers.
13941 (HARD_REGNO_OK): Support TFmodes.
13942 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
13943 * i386.md (scheduler definitions): Use memory operand to determine
13944 fst/fld instructions; use mode attribute to determine real mode of
13946 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
13947 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
13949 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13951 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
13953 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13955 * expr.c (store_constructor_field): Update ALIGN before calling
13958 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13960 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
13963 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13965 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
13968 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13970 * c-decl.c (start_function): Don't warn on third parameter to main.
13972 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13974 * tsystem.h: Define HAVE_DECL_GETOPT.
13976 2001-01-02 Philip Blundell <pb@futuretv.com>
13978 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
13981 2001-01-02 Richard Henderson <rth@redhat.com>
13983 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
13985 2001-01-02 Andreas Jaeger <aj@suse.de>
13987 * c-decl.c (c_decode_option): Remove support of
13988 -Wmissing-noreturn.
13990 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
13991 (W_options): Add -Wmissing-noreturn here.
13993 * flow.c: Define lang_missing_noreturn_ok_p.
13994 (check_function_return_warnings): Use it.
13996 * c-common.h: Declare lang_missing_noreturn_ok_p.
13998 * c-lang.c (c_missing_noreturn_ok_p): New function.
13999 (lang_init): Set lang_missing_noreturn_ok_p.
14001 * invoke.texi (Warning Options): Document this.
14003 2000-12-27 Phil Edwards <pme@sources.redhat.com>
14005 * extend.texi (C++ Extensions): New node for C++ attributes;
14006 describe init_priority and com_interface.
14007 * invoke.texi: Remove -finit-priority as it now has zero effect.
14008 * install.texi: Fix xref syntax.
14009 * md.texi: Likewise.
14011 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14013 * config.gcc (sparc64-wrs-vxworks*): New case.
14014 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
14016 * config/sparc/sparc.c (sparc_override_options): Do support different
14017 pointer and architecture size.
14018 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
14019 (POINTERS_EXTEND_UNSIGNED): Define.
14020 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
14021 (FUNCTION_MODE): Define to be Pmode.
14022 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
14024 * function.c (expand_function_end): Properly handle DECL_RESULT
14025 and copy when ptr_mode != Pmode.
14026 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
14028 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14030 * c-common.c (c_common_nodes_and_builtins): Set prototype
14031 parameters for __builtin_fputs, __builtin_fputc and
14032 __builtin_fwrite. Don't declare plain fputc as a builtin.
14034 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
14036 * loop.c (add_label_notes): Increment the label usage count when
14037 a note is added to an insn which refers to a CODE_LABEL.
14038 * gcse.c (add_label_notes): Likewise.
14040 2001-01-01 Andreas Jaeger <aj@suse.de>
14042 * loop.c (scan_loop): Use xmalloc to allocate movables.
14044 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
14046 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
14047 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
14048 * reload1.c (REGISTER_MOVE_COST): Likewise.
14049 * regclass.c (REGISTER_MOVE_COST): Likewise.
14050 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
14051 dimension. Adjust all users.
14052 (init_reg_sets_1): Iterate on all modes.
14053 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
14054 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
14055 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
14056 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
14057 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
14058 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
14059 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
14060 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
14061 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
14062 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
14063 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
14064 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
14065 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
14066 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
14067 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
14068 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
14069 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
14070 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
14071 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
14072 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
14073 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
14074 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
14075 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
14076 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
14077 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
14078 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
14079 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
14081 2001-01-01 Bernd Schmidt <bernds@redhat.com>
14083 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
14084 arg VARIES_P. Call it with extra arg.
14085 (true_dependence): Likewise.
14086 * rtl.h (rtx_addr_can_trap_p): Declare.
14087 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
14089 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
14090 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
14091 pic offset table register if it's zero. All callers changed.
14092 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
14094 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14096 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
14097 STRING_POOL_ADDRESS_P.
14099 * config/sparc/sparc.c (input_operand): Properly test for short op.
14101 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
14102 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
14103 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
14104 * config/sparc/elf.h: No longer include sol2.h.
14105 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
14106 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
14108 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
14110 2001-01-01 Michael Hayes <mhayes@redhat.com>
14112 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
14113 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
14114 (record_initial): Likewise.
14115 * unroll.c (copy_loop_body, loop_iterations): Likewise.
14116 (remap_split_bivs): Likewise.
14118 2001-01-01 Michael Hayes <mhayes@redhat.com>
14120 * loop.c (loop_ivs_free): New function.
14121 (strength_reduce): Break out from...
14123 2001-01-01 Michael Hayes <mhayes@redhat.com>
14125 * loop.h (struct iv): New.
14126 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
14127 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
14128 'reg_biv_class' fields with 'regs' and 'n_regs'.
14129 (struct ivs): Rename 'loop_iv_list' field to 'list'.
14130 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
14131 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
14133 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
14135 * resource.c (mark_referenced_resources): Abort() before
14136 attempting to mark a pseudo register.
14137 (mark_set_resources): Likewise.
14139 2001-01-01 Michael Hayes <mhayes@redhat.com>
14141 * loop.h (REG_IV_CLASS): New accessor macro.
14142 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
14143 * unroll.c (REG_IV_CLASS): Likewise.
14145 See ChangeLog.4 for earlier changes.