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* c-common.c (fix_string_type): Split out of ...
[thirdparty/gcc.git] / gcc / ChangeLog
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070236f0 12002-04-26 Richard Henderson <rth@redhat.com>
2
3 PR c/3581
4 * c-common.c (fix_string_type): Split out of ...
5 (combine_strings): ... here. Take a varray, not a tree list.
6 (c_expand_builtin_printf): Use fix_string_type.
7 * c-common.h: Update decls.
8 * c-parse.in (string): Remove. Update all uses to use STRING
9 instead, and not call combine_strings.
10 (yylexstring): New.
11 (_yylex): Use it.
12 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
13 (build_asm_stmt): Likewise.
14 * objc/objc-act.c (my_build_string): Use fix_string_type.
15 (build_objc_string_object): Build varray for combine_strings.
16
0e73d519 172002-04-26 Bo Thorsen <bo@suse.co.uk>
18
19 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
20 x86-64.
21
87215b90 222002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
23
24 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
25 (HAVE_NO_R_OPERAND): Remove.
26 (HAVE_VALUE): Remove.
27 (op_to_prio): Update.
28 (UNARY): Don't alter flags.
29 (_cpp_parse_expr): want_value used to indicate whether
30 a number or unary operator is expected next. Distinguish
31 unary and binary +/-.
32 (op_as_text): Update for unary operators.
33
deae487a 342002-04-25 Richard Henderson <rth@redhat.com>
35
36 PR c/2161
37 * c-parse.in (yyoverflow): New.
38
fe5f2366 392002-04-25 Richard Henderson <rth@redhat.com>
40
41 PR c/2098
42 * c-common.c (shorten_compare): Simplfy conditions leading to
43 the generation of a warning.
44
c601dd7d 452002-04-25 Richard Henderson <rth@redhat.com>
46
47 PR c/2035
48 * expmed.c (extract_bit_field): Fall through to generic code rather
49 than aborting on subreg special case.
50
a9f2a3a0 512002-04-25 David S. Miller <davem@redhat.com>
52
53 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
54 for DECL being NULL.
55
8390a674 562002-04-25 Steve Christiansen <smc@us.ibm.com>
57
58 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
59
600d7693 602002-04-25 Eric Botcazou <ebotcazou@multimania.com>
61
62 * c-decl.c (grokdeclarator): Remove outdated ??? note
63 on invalid declaration of flexible array members.
64
905a1b56 652002-04-25 Richard Henderson <rth@redhat.com>
66
67 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
68
ab60b1c9 692002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
70
71 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
72 needed by the compiler, even if they are used as global regs.
73
8d85666f 742002-04-25 Matt Hiller <hiller@redhat.com>
75
76 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
77 functions.
78 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
79 of the corresponding functions.
80 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
81 New prototypes.
82
832002-04-25 Matt Hiller <hiller@redhat.com>
84
85 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
86
87 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
88 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
89 registers, adjust comment accordingly.
90 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
91 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
92 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
93 for coprocessor registers.
94 (ADDITIONAL_REGISTER_NAMES): Include
95 ALL_COP_ADDITIONAL_REGISTER_NAMES.
96
97 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
98 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
99 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
100 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
101 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
102
103 (mips_char_to_class): Adjust comment to include coprocessor
104 constraint letters.
105
106 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
107 New functions.
108 (mips_reg_names, mips_regno_to_class): Include coprocessor
109 information.
110 (mips_sw_reg_names): Ditto, make non-static.
111 (mips_move_1word): Handle moves to and from coprocessor registers.
112 (mips_move_2words): Handle moves to and from coprocessor
113 registers.
114 (mips_class_max_nregs, mips_register_move_cost): Handle
115 coprocessor register classes.
116 (override_options): Initialize mips_char_to_class and
117 mips_hard_regno_mode_ok properly for coprocessor registers.
118
119 * config/mips/mips.md (movdi_internal, movdi_internal2,
120 movsi_internal1, movsi_internal2): Add constraint-sets for
121 coprocessor registers.
122 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
123 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
124 isn't mips.
125 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
126 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
127 isn't mips.
128 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
129 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
130 isn't mips.
131 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
132 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
133 isn't mips.
134
135 * doc/tm.texi: Document feature.
136
dc600c9e 1372002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
138
139 * integrate.c (function_attribute_inlinable_p): Simplify.
140 Check the table pointer is not NULL.
141
49e6cbf7 1422002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
143
144 * doc/c-tree.texi: Fix typo in introduction.
145
1c542e4c 1462002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
147
148 * c-common.h (c_common_parse_file): Update.
149 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
150 * c-lex.c (YYDEBUG): Get from c-lex.h.
151 (c_common_parse_file): Update.
152 * c-lex.h (YYDEBUG, yydebug): New.
153 * c-parse.in (YYDEBUG): Get from c-lex.h.
154 (c_set_yydebug): Remove.
155 * c-tree.h (c_set_yydebug): Remove.
156 * langhooks-def.h (lhd_do_nothing_i): New.
157 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
158 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
159 * langhooks.c (lhd_do_nothing_i): New.
160 (lhd_set_yydebug): Remove.
161 * langhooks.h (struct lang_hooks): Update.
162 * toplev.c (set_yydebug): New.
163 (compile_file): Update call to parse_file hook.
164 (decode_d_option): Update.
165objc:
166 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
167
bd54bbc6 168Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
169
170 * loop.c (load_mems): Don't change the interface of called functions.
171
172 * calls.c (expand_call): Take current_function_pretend_args_size
173 into account when setting argblock for sibcalls.
174
31215a6e 1752002-04-24 Matt Hiller <hiller@redhat.com>
176
177 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
178 * c-lex.c: Ditto.
179
180 * cpplex.c (skip_line_comment): Process comment one multibyte
181 character at a time rather than one char at a time, if
182 appropriate.
183 (parse_string): Process string one multibyte character at a time
184 rather than one char at a time, if appropriate.
185 * c-lex.c (lex_string): Lex and copy multibyte strings
186 appropriately.
187 * cpplib.h (cppchar_t): Change to unsigned.
188
db40a834 1892002-04-24 Richard Henderson <rth@redhat.com>
190
191 PR c/3467
192 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
193 for c99.
194
a3e17e8c 195Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
196
197 * sh.c (sh_va_arg): If argument was passed by reference,
198 dereference the pointer.
575fdeec 199
200 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
54f76e52 201
202 * sh.md (divsi3_i4_media): Use match_operand for input values
203 rather than hard registers.
204 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
205 unnecessarily through hard registers. Keep copies of pseudo
206 registers outside of the libcall sequence.
207
208 * sh.md (casesi_shift_media): Add modes.
44b4015a 209
210 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
211 values in memory.
212
f8e93a2e 2132002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
214
215 * attribs.c (c_common_attribute_table): Move table and handlers
216 to c-common.c.
217 (format_attribute_table, lang_attribute_table,
218 lang_attribute_common): Remove.
219 (init_attributes): Replace NULL pointers with pointers to the
220 empty table.
221 (handle_packed_attribute, handle_nocommon_attribute,
222 handle_common_attribute, handle_noreturn_attribute,
223 handle_noinline_attribute, handle_always_inline_attribute,
224 handle_used_attribute, handle_unused_attribute,
225 handle_const_attribute, handle_transparent_union_attribute,
226 handle_constructor_attribute, handle_destructor_attribute,
227 handle_mode_attribute, handle_section_attribute,
228 handle_aligned_attribute, handle_weak_attribute,
229 handle_alias_attribute, handle_visibility_attribute,
230 handle_no_instrument_function_attribute, handle_malloc_attribute,
231 handle_no_limit_stack_attribute, handle_pure_attribute,
232 handle_deprecated_attribute, handle_vector_size_attribute,
233 vector_size_helper): Move to c-common.c.
234 * c-common.c (c_common_attribute_table,
235 handle_packed_attribute, handle_nocommon_attribute,
236 handle_common_attribute, handle_noreturn_attribute,
237 handle_noinline_attribute, handle_always_inline_attribute,
238 handle_used_attribute, handle_unused_attribute,
239 handle_const_attribute, handle_transparent_union_attribute,
240 handle_constructor_attribute, handle_destructor_attribute,
241 handle_mode_attribute, handle_section_attribute,
242 handle_aligned_attribute, handle_weak_attribute,
243 handle_alias_attribute, handle_visibility_attribute,
244 handle_no_instrument_function_attribute, handle_malloc_attribute,
245 handle_no_limit_stack_attribute, handle_pure_attribute,
246 handle_deprecated_attribute, handle_vector_size_attribute,
247 vector_size_helper): Move from attribs.c.
248 * c-common.h (c_common_attribute_table,
249 c_common_format_attribute_table): New.
250 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
251 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
252 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
253 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
254 (LANG_HOOKS_INITIALIZER): Update.
255 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
256 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
257 * target.h: Update comment.
258 * tree.c (default_target_attribute_table): Remove.
259 * tree.h (default_target_attribute_table, format_attribute_table,
260 lang_attribute_table, lang_attribute_common): Remove.
261objc:
262 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
263 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
264
634906d6 2652002-04-24 Jason Merrill <jason@redhat.com>
266
267 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
268 * dwarf2out.c (dwarf_attr_name): Support it.
269 (gen_array_type_die): Emit it.
270 (lookup_type_die): No special handling for VECTOR_TYPE.
271 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
272
a78c0709 2732002-04-24 Richard Henderson <rth@redhat.com>
274
275 * config/mips/mips.md (movdi_usd): Renumber.
276
9981aaeb 2772002-04-24 David S. Miller <davem@redhat.com>
278
279 PR target/6420
280 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
281 32-bit Sparc and current_function_returns_struct is true.
282
b4ddc721 283Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
284
285 * loop.c (canonicalize_condition): Use gen_int_mode.
286
a73cb8ec 2872002-04-24 Aldy Hernandez <aldyh@redhat.com>
288
289 * config/rs6000/altivec.h: Cleanup file. Add non individual
290 variants.
291 (vec_vaddubm): New.
292 (vec_vadduhm): New.
293 (vec_vadduwm): New.
294 (vec_vaddfp): New.
295 (vec_vaddcuw): New.
296 (vec_vaddubs): New.
297 (vec_vaddsbs): New.
298 (vec_vadduhs): New.
299 (vec_vadduws): New.
300 (vec_vaddsws): New.
301 (vec_vand): New.
302 (vec_vandc): New.
303 (vec_vavgub): New.
304 (vec_vavgsb): New.
305 (vec_vavguh): New.
306 (vec_vavgsh): New.
307 (vec_vavguw): New.
308 (vec_vavgsw): New.
309 (vec_vrfip): New.
310 (vec_vcmpbfp): New.
311 (vec_vcmpequb): New.
312 (vec_vcmpequh): New.
313 (vec_vcmpequw): New.
314 (vec_vcmpeqfp): New.
315 (vec_vcmpgefp): New.
316 (vec_vcmpgtub): New.
317 (vec_vcmpgtsb): New.
318 (vec_vcmpgtuh): New.
319 (vec_vcmpgtsh): New.
320 (vec_vcmpgtuw): New.
321 (vec_vcmpgtsw): New.
322 (vec_vcmpgtfp): New.
323 (vec_vcmpgefp): New.
324 (vec_vcfux): New.
325 (vec_vcfsx): New.
326 (vec_vctsxs): New.
327 (vec_vctuxs): New.
328 (vec_vexptefp): New.
329 (vec_vrfim): New.
330 (vec_lvx): New.
331 (vec_lvebx): New.
332 (vec_lvehx): New.
333 (vec_lde): Add vector float variant.
334 (vec_lvewx): New.
335 (vec_lvxl): New.
336 (vec_vlogefp): New.
337 (vec_vmaddfp): New.
338 (vec_vmhaddshs): New.
339 (vec_vmaxub): New.
340 (vec_vmaxsb): New.
341 (vec_vmaxuh): New.
342 (vec_vmaxsh): New.
343 (vec_vmaxuw): New.
344 (vec_vmaxsw): New.
345 (vec_vmaxsw): New.
346 (vec_vmaxfp): New.
347 (vec_vmrghb): New.
348 (vec_vmrghh): New.
349 (vec_vmrghw): New.
350 (vec_vmrglb): New.
351 (vec_vmrglh): New.
352 (vec_vmrglw): New.
353 (vec_vminub): New.
354 (vec_vminsb): New.
355 (vec_vminuh): New.
356 (vec_vminsh): New.
357 (vec_vminuw): New.
358 (vec_vminsw): New.
359 (vec_vminfp): New.
360 (vec_vmladduhm): New.
361 (vec_vmhraddshs): New.
362 (vec_msumubm): New.
363 (vec_vmsummbm): New.
364 (vec_vmsumuhm): New.
365 (vec_vmsumshm): New.
366 (vec_vmsumuhs): New.
367 (vec_vmsumshs): New.
368 (vec_vmuleub): New.
369 (vec_vmulesb): New.
370 (vec_vmuleuh): New.
371 (vec_vmulesh): New.
372 (vec_vmuloub): New.
373 (vec_mulosb): New.
374 (vec_vmulouh): New.
375 (vec_vmulosh): New.
376 (vec_vnmsubfp): New.
377 (vec_vnor): New.
378 (vec_vor): New.
379 (vec_vpkuhum): New.
380 (vec_vpkuwum): New.
381 (vec_vpkpx): New.
382 (vec_vpkuhus): New.
383 (vec_vpkshss): New.
384 (vec_vpkuwus): New.
385 (vec_vpkswss): New.
386 (vec_vpkshus): New.
387 (vec_vpkswus): New.
388 (vec_vperm): New.
389 (vec_vrefp): New.
390 (vec_vrlb): New.
391 (vec_vrlh): New.
392 (vec_vrlw): New.
393 (vec_vrfin): New.
394 (vec_vrsqrtefp): New.
395 (vec_vsel): New.
396 (vec_vslb): New.
397 (vec_vslh): New.
398 (vec_vslw): New.
399 (vec_vsldoi): New.
400 (vec_vsl): New.
401 (vec_vslo): New.
402 (vec_vspltb): New.
403 (vec_vsplth): New.
404 (vec_vspltw): New.
405 (vec_vspltisb): New.
406 (vec_vspltish): New.
407 (vec_vspltisw): New.
408 (vec_vsrb): New.
409 (vec_vsrh): New.
410 (vec_vsrw): New.
411 (vec_vsrab): New.
412 (vec_vsrah): New.
413 (vec_vsraw): New.
414 (vec_vsr): New.
415 (vec_vsro): New.
416 (vec_stvx): New.
417 (vec_stvebx): New.
418 (vec_stvehx): New.
419 (vec_stvewx): New.
420 (vec_stvxl): New.
421 (vec_vsububm): New.
422 (vec_vsubuhm): New.
423 (vec_vsubuwm): New.
424 (vec_vsubfp): New.
425 (vec_vsubcuw): New.
426 (vec_vsububs): New.
427 (vec_vsubsbs): New.
428 (vec_vsubuhs): New.
429 (vec_vsubshs): New.
430 (vec_vsubuws): New.
431 (vec_vsubsws): New.
432 (vec_vsum4ubs): New.
433 (vec_vsum4sbs): New.
434 (vec_vsum4shs): New.
435 (vec_vsum2sws): New.
436 (vec_vsumsws): New.
437 (vec_vrfiz): New.
438 (vec_vupkhsb): New.
439 (vec_vupkhpx): New.
440 (vec_vupkhsh): New.
441 (vec_vupklsb): New.
442 (vec_vupklpx): New.
443 (vec_vupklsh): New.
444 (vec_vxor): New.
445
b07ba9ff 4462002-04-23 Eric Botcazou <ebotcazou@multimania.com>
447
448 PR c/5430
449 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
450 added literals from substracted literals.
451 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
452 (fold) [associate]: Preserve MINUS_EXPR if needed.
453
448aaa46 4542002-04-23 Zack Weinberg <zack@codesourcery.com>
455
456 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
457 are obsoleted.
458
39471a6e 4592002-04-23 Tom Tromey <tromey@redhat.com>
460
461 * gcc.c: Added --resource. For PR java/6314.
462
6ce8155a 4632002-04-23 David O'Brien <obrien@FreeBSD.org>
464
bba8b950 465 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
6ce8155a 466 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
467 these libraries.
468
60b39823 4692002-04-23 David O'Brien <obrien@FreeBSD.org>
470
471 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
472
2ecaad6d 473Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
474
475 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
476 workaround.
477 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
478 (ix86_expand_clrstr): Fix typo.
479 * loop.c (gen_load_of_final_value): New.
480 (loop_givs_rescan, strength_reduce, check_dbra_loop):
481 Use it.
482
a7ec6974 4832002-04-23 Roger Sayle <roger@eyesopen.com>
484
485 * builtins.c (builtin_memset_gen_str): New function.
486 (expand_builtin_memset): Optimize the case of constant length, but
487 unknown value.
488
24ff0b02 4892002-04-23 Aldy Hernandez <aldyh@redhat.com>
490
b07ba9ff 491 * config/rs6000/altivec.h (vec_step): Remove extraneous
492 parentheses.
493 (vec_ctu): Cast return.
24ff0b02 494
b8a21949 4952002-04-23 Alan Modra <amodra@bigpond.net.au>
496
497 PR target/6413
498 * function.h: (struct function): Add profile_label_no field.
499 (current_function_profile_label_no): Define.
500 * function.c: (profile_label_no): New static var.
501 (expand_function_start): Increment it, and copy to
502 current_function_profile_label_no.
503 * output.h (profile_label_no): Delete.
504 * final.c (profile_label_no): Delete.
505 (profile_function): Use current_function_profile_label_no.
506 (final_end_function): Don't increment profile_label_no here.
507 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
508 profile_label_no with current_function_profile_label_no.
509 * config/pa/pa.c (current_function_number): Delete.
510 (pa_output_function_prologue): Don't output profile label here.
511 (hppa_profile_hook): Use label_no param rather than
512 current_function_number.
513 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
514 * config/pa/pa.h: .. here.
515 (FUNCTION_PROFILER): Output profile label here.
516
57477e83 5172002-04-22 Eric Christopher <echristo@redhat.com>
518
519 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
520 patch of 2002-04-09 due to binutils issues.
521 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
522
dcea1976 5232002-04-22 Aldy Hernandez <aldyh@redhat.com>
524
b07ba9ff 525 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
526 constraint to 'o' for m=r and r=m alternatives.
527 ("*movv8hi_internal1"): Same.
528 ("*movv16qi_internal1"): Same.
529 ("*movv4sf_internal1"): Same.
dcea1976 530
7c25cb91 5312002-04-22 Janis Johnson <janis187@us.ibm.com>
532
533 * rtl.h (RTX_FLAG): New macro.
534 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
535 * final.c (alter_subreg): Use macro to access rtx flag.
536 * integrate.c (copy_rtx_and_substitute): Use new access macro.
537 * print-rtl.c (print_rtx): Use new access macro.
538
539 * cse.c (insert): Check rtx code before accessing flag.
540
541 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
542 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
543 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
544 convert_const_symbol_ref, make_canonical, make_alternative_compare,
545 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
546 simplify_test_exp, optimize_attrs, simplify_by_exploding,
547 find_and_mark_used_attributes, unmark_used_attributes,
548 add_values_to_cover, simplify_with_current_value,
549 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
550 copy_rtx_unchanging, main): Use new access macros.
551
1f31d3a6 5522002-04-22 Tom Rix <trix@redhat.com>
553
554 * expmed.c (init_expmed): Generate shifted constant once.
555
c2527f80 5562002-04-22 Zack Weinberg <zack@codesourcery.com>
557
558 * c-lex.c (lex_charconst): Call convert to get constant in
559 proper type; don't just smash the type field.
560 Fixes PR c/6300.
561
562 * config.gcc: Add list of obsolete configurations. Disallow
563 building these without --enable-obsolete.
564 * doc/install.texi: Document --enable-obsolete and obsoletion
565 policy. Mention obsoletion of individual targets in
566 appropriate places.
567
27cd3daa 5682002-04-22 Richard Henderson <rth@redhat.com>
569
570 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
571
5722002-04-22 Mark Mitchell <mark@codesourcery.com>
dcdb0eed 573
574 PR f/6138.
575 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
576 (walk_fixup_memory_subreg): Likewise.
577 (fixup_var_refs_insn): Adjust accordingly.
578 (fixup_var_refs_1): Likewise.
579
2dd48db5 5802002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
581
582 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
583 LIBPATH_ARCH64_SPEC): Define.
584 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
585 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
586 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
587 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
588
98b0c990 5892002-04-22 Joel Sherrill <joel@OARcorp.com>
590
591 * gthr-rtems.h: Correct prototypes to remove warnings.
592
d7b592b0 5932002-04-22 Richard Henderson <rth@redhat.com>
594
595 PR c/6344
596 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
597
598 * gcse.c (free_insn_expr_list_list): New.
599 (clear_modify_mem_tables): Use it. Fix bit set usage.
600 (canon_list_insert): Use EXPR_LISTs for expressions.
601 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
602
02516fb9 6032002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
604
605 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
606 file change and include code to _cpp_pop_buffer.
607 * cpphash.h (struct pending_option): Predeclare.
608 (struct cpp_reader): New member next_include_file.
609 (_cpp_pop_file_buffer): Update.
610 (_cpp_push_next_buffer): Update, rename.
611 * cppinit.c (cpp_destroy): Free include chain and pending here.
612 (cpp_finish_options): Simplify.
613 (_cpp_push_next_buffer): Rename and clean up.
614 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
615 Clarify.
616 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
617
f5a309ff 6182002-04-22 Aldy Hernandez <aldyh@redhat.com>
619
d7b592b0 620 * config/rs6000/altivec.h (vec_xor): Add variant for both args
621 being vector signed int.
622 (vec_andc): Same.
623 (vec_xor): Add variant for both args being vector signed char.
624 Remove redundant variant.
625 (vec_andc): Same.
f5a309ff 626
1c7ebefd 6272002-04-21 David S. Miller <davem@redhat.com>
628
629 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
630 compare mode in output RTL.
631
dcc77132 6322002-04-22 David Edelsohn <edelsohn@gnu.org>
633
634 * config/rs6000/rs6000.c (rs6000_override_options): Correct
635 style and formatting of previous patch.
636
6205aa68 6372002-04-22 Alan Modra <amodra@bigpond.net.au>
638
639 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
640 flag_pic for ABI_AIX.
641
b6d18b0a 6422002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
643
644 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
645 * cppfiles.c (read_include_file): Similarly.
646 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
647 uxstrdup ustrchr, ufputs): Similarly.
648 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
649 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
650 cpp_ideq, parse_identifier, parse_number): Similarly.
651 * cpplib.c (struct directive, dequote_string, D, run_directive,
652 cpp_push_buffer): Similarly.
653 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
654 _cpp_create_definition, check_trad_stringification,
655 cpp_macro_definition): Similarly.
656
7e2fc40e 6572002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
658
659 * cppmacro.c (funlike_invocation_p): Don't step back
660 over CPP_EOF.
661
02c2c577 6622002-04-21 David Edelsohn <edelsohn@gnu.org>
663
664 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
665 labelno.
666
16cf5b3d 6672002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
668
669 * doc/invoke.texi: Remove Chill references.
670 * doc/gcc.texi: Update last modified date.
671
a37ad228 6722002-04-20 Kazu Hirata <kazu@hxi.com>
673
674 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
675 push and pop. Replace add.l with add.w.
676
ca92c69c 6772002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
678
679 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
680 multiply instructions for H8/300H case.
681
1b19d1e8 6822002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
683
684 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
685 Bum three instructions from each routine.
686
c80c4f22 6872002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
688
689 * Makefile.in: Update.
690 * decl.c (push_c_function_context, pop_c_function_context,
691 mark_c_function_context): Rename for consistency.
692 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
693 * c-tree.h (push_c_function_context, pop_c_function_context,
694 mark_c_function_context): Rename for consistency.
695 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
696 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
697 * function.c (init_lang_status, save_lang_status,
698 restore_lang_status, mark_lang_status, free_lang_status):
699 Move to langhooks.h.
700 (push_function_context_to, pop_function_context_from,
701 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
702 Update.
703 * function.h (init_lang_status, save_lang_status,
704 restore_lang_status, mark_lang_status, free_lang_status):
705 Move to langhooks.h.
706 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
707 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
708 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
709 LANG_HOOKS_FUNCTION_INITIALIZER): New.
710 (LANG_HOOKS_INITIALIZER): Update.
711 (lhd_do_nothing_f): New.
712 * langhooks.h (struct lang_hooks_for_functions): New.
713 (struct lang_hooks): New hooks.
714 * langhooks.c (lhd_do_nothing_f): New.
715objc:
716 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
717 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
718
694a2388 7192002-04-19 David S. Miller <davem@redhat.com>
720
721 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
722 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
723
a559788c 7242002-04-19 Jakub Jelinek <jakub@redhat.com>
725
726 PR optimization/3756
727 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
728 x = ((int) y < 0) ? cst1 : cst2.
729
8839b7f1 7302002-04-19 Jakub Jelinek <jakub@redhat.com>
731
732 PR c/6358
733 * function.c: Reapply patch for c/6358.
734 (expand_function_end): Copy decl_rtl's mode, not
735 current_function_return_rtx mode.
736
7372002-04-19 Joel Sherrill <joel@OARcorp.com>
d08a20ae 738
739 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
740 targets.
741
e70cfab5 7422002-04-19 Tom Tromey <tromey@redhat.com>
743
744 * doc/install.texi (Specific): Update status of Solaris 2.8.
745 For PR libgcj/6158.
746
04621255 7472002-04-19 Andreas Schwab <schwab@suse.de>
748
749 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
750 (PUT_REAL): Restore old definition.
751
0b98ad8c 7522002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
753 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
754
755 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
756 binutils 2.11.2 and higher generate smaller binaries than Sun's
757 native tools.
758
3d54653f 7592002-04-19 Mark Mitchell <mark@codesourcery.com>
760
761 PR c++/6352
762 * toplev.c (rest_of_compilation): Do not defer functions for which
763 TREE_SYMBOL_REFERENCED has already been set.
764
d7d85b75 765Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
766
767 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
768 alternative.
769
63c62881 7702002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
771
772 * builtins.c: Include langhooks.h.
773 (lang_type_promotes_to): Remove.
774 (expand_builtin_va_arg): Use new hook.
775 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
776 (simple_type_promotes_to): Move to c-typeck.c.
777 * c-common.h (simple_type_promotes_to): Remove.
778 * c-decl.c (duplicate_decls, grokdeclarator): Update.
779 * c-format.c: Include langhooks.h.
780 (check_format_types): Update.
781 * c-tree.h (c_type_promotes_to): New.
782 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
783 (type_lists_compatible_p): Update.
784 * langhooks-def.h (lhd_type_promotes_to): New.
785 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
786 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
787 * langhooks.c (lhd_type_promotes_to): New.
788 * langhooks.h (struct lang_hooks_for_types): New hook.
789 * tree.h (lang_type_promotes_to): Remove.
790objc:
791 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
792
5410141b 7932002-04-18 Richard Henderson <rth@redhat.com>
794
7b185825 795 * function.c: Revert patch for c/6358.
5410141b 796
7972002-04-18 Richard Henderson <rth@redhat.com>
798
7b185825 799 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
800 blocks. Handle multiple references to the TRAP block. Handle
801 non-adjacent THEN and OTHER blocks.
5410141b 802
7b185825 8032002-04-18 Richard Henderson <rth@redhat.com>
804
805 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
806 crash with no type for by-mode libcalls.
807
808 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
5410141b 809
e17ee7e6 8102002-04-18 Bob Wilson <bob.wilson@acm.org>
811
812 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
813 __xtensa_nonlocal_goto): Use a syscall instructions to flush
814 the register windows.
815
71a524be 8162002-04-18 Zack Weinberg <zack@codesourcery.com>
817
818 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
819 appropriate. Document need for extended precision even when
820 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
821 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
822 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
823 instead of relying on later syntax error when REAL_WIDTH > 5.
824 * real.c: Define NE based only on whether or not we have a
825 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
826 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
827 define GET_REAL and PUT_REAL as simple memcpy operations; no
828 need to byteswap or round.
829 Use #error instead of #ifdef-ing out the entire file, for
830 prompt error detection.
831
832 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
833
d4f13d24 8342002-04-18 David S. Miller <davem@redhat.com>
835
836 * config/sparc/sparc.h (BRANCH_COST): Define.
837
838 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
839 does it.
840
4ed2a48b 8412002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
842
843 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
844 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
845 propagate_block calls after relaxation loop using new variable
846 stabilized_prop_flags.
847
468c465f 8482002-04-18 Richard Henderson <rth@redhat.com>
849
850 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
851 (ia64_va_arg): Expect variable sized types by reference.
852 * config/ia64/ia64-protos.h: Update.
71a524be 853 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
468c465f 854 ia64_function_arg_pass_by_reference.
855
0b126525 8562002-04-18 Richard Henderson <rth@redhat.com>
857
71a524be 858 * ifcvt.c: Include except.h.
859 (block_has_only_trap): Break out from find_cond_trap.
860 (find_cond_trap): Use it. Always delete the trap block.
861 (merge_if_block): Allow then block null. Be less simplistic about
862 what insns can end a block.
863 * Makefile.in (ifcvt.o): Depend on except.h.
fe70d0e3 864
0b126525 865 * config/ia64/ia64.md (trap, conditional_trap): New.
866
3bfb563a 8672002-04-18 Jakub Jelinek <jakub@redhat.com>
868
869 PR c/6358
870 * function.c (assign_parms): Assign hard current_function_return_rtx
871 register here...
872 (expand_function_end): ...not here.
873
1dd25100 8742002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
875
876 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
877 * c-tree.h (c_incomplete_type_error): New.
878 * c-typeck.c (require_complete_type, build_component_ref): Update.
879 (incomplete_type_error): Rename.
880 * langhooks-def.h (lhd_incomplete_type_error): New.
881 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
882 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
883 * langhooks.c (lhd_incomplete_type_error): New.
884 * langhooks.h (struct lang_hooks_for_types): New hook.
885 * tree.c (size_in_bytes): Use new hook.
886 * tree.h (incomplete_type_error): Remove.
887objc:
888 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
889
1b2c7c71 8902002-04-18 Zack Weinberg <zack@codesourcery.com>
891
892 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
893 TARGET_FLOAT_FORMAT blocks.
894
25a08c38 8952002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
896
897 * doc/install.texi (Downloading the source): Do not mention Chill
898 any longer, but mention Ada.
899 (Configuration): Do not mention Chill any longer.
900
5977cfc6 9012002-04-18 Hans-Peter Nilsson <hp@axis.com>
902
903 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
904
780f86b7 905Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
906
907 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
908 in last patch.
909
6a7078b0 9102002-04-18 Jakub Jelinek <jakub@redhat.com>
911
912 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
913 instead of unsigned_type.
914
b48f6143 915Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
916
917 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
918 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
919 later.
920
2505aad4 9212002-04-18 Bernd Schmidt <bernds@redhat.com>
922
923 * attribs.c (vector_type_node_list): New static variable.
924 (handle_vector_size_attribute): Use it to avoid generating a
925 new type node each time we are called.
926
ba06212f 927 * combine.c (subst): Avoid trying to make a vector mode subreg of
928 an integer constant.
929 (gen_lowpart_for_combine): Likewise.
71a524be 930
4c342eac 9312002-04-18 Roger Sayle <roger@eyesopen.com>
932 Jakub Jelinek <jakub@redhat.com>
933
934 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
935 for integer constant c (if x has unsigned type or sign bit is not
936 set in c). This folds the zero/sign extension into the bit-wise and
937 operation.
938
1adabeec 9392002-04-18 Jakub Jelinek <jakub@redhat.com>
940
941 PR middle-end/6205
942 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
943 otherwise xorps.
944
a0c3b6d9 9452002-04-17 NIIBE Yutaka <gniibe@m17n.org>
946
947 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
948
1686d9b4 9492002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
950
951 * gcc.c (read_specs): Detect and fail if an attempt is made to
952 rename a spec string to an already existing string.
953
800949fb 9542002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
955
956 * config/s390/s390.c (legitimize_pic_address): Do not generate
957 illegal address constant without CONST.
958
a0a7d900 9592002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
960
961 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
962 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
963
c10847b9 9642002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
965
966 PR optimization/6305
967 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
968 to make sure previous reloads are taken into account. Generate
969 better code if one operand is an in-range immediate constant.
970
b84b037b 9712002-04-16 Andrew Haley <aph@cambridge.redhat.com>
972
973 * doc/install.texi (Building): libgcj requires GNU make.
974
fbeafc33 9752002-04-17 Jakub Jelinek <jakub@redhat.com>
976
977 PR bootstrap/6315
978 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
979 even if hard quad and register is not floating.
980 (movtf reg<-mem split): Disallow splitting if hard quad and
981 register is floating.
982 (movtf mem<-reg split): Likewise.
983 * config/sparc/sparc.c (fp_register_operand): New predicate.
984 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
985
931c9c00 9862002-04-17 Zack Weinberg <zack@codesourcery.com>
987
988 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
989 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
990 (unprotoize.o): Ditto. Build from protoize.c. Define
991 UNPROTOIZE on command line.
992 * protoize.c: Include cppdefault.h. Delete include_defaults.
993 (in_system_include_dir): Use cpp_include_defaults (defined in
994 cppdefault.o).
995 * unprotoize.c: Delete file.
996
79fdb20a 9972002-04-17 Aldy Hernandez <aldyh@redhat.com>
998
71a524be 999 * config/rs6000/altivec.h (vec_ld): Add array variants.
1000 (vec_lde): Same.
1001 (vec_ldl): Same.
79fdb20a 1002
ee736e8c 10032002-04-17 Alan Matsuoka <alanm@redhat.com>
71a524be 1004 Aldy Hernandez <aldyh@redhat.com>
ee736e8c 1005
71a524be 1006 * config/rs6000/altivec.h: Define __ALTIVEC__.
1007 (bool): New.
1008 (__pixel): New.
1009 (pixel): New.
1010 (vec_cfux): New.
1011 (vec_vmaddfp): New.
1012 (vec_vsldoi): New.
1013 Add parentheses to all macro arguments.
ee736e8c 1014
cd7e4c20 10152002-04-16 Richard Henderson <rth@redhat.com>
1016
1017 PR c++/6320
1018 * except.c (remove_eh_handler): Insert inner regions at beginning
1019 of sibling chain. Refactor expressions.
1020
547381c0 10212002-04-16 Richard Henderson <rth@redhat.com>
1022
b25d9808 1023 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
1024 * config/sparc/sol2-gas-bi.h: New file.
1025 * config.gcc (sparc*-solaris): Add it as needed.
1026 * configure.in (AS_SPARC64_FLAG): Remove check.
1027 * config.in, configure: Regenerate.
1028
1029 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
1030
10312002-04-16 Richard Henderson <rth@redhat.com>
1032
1033 * config/mips/mips.c (override_options): Don't override N32 for
1034 a 64-bit ISA.
b6e62914 1035
547381c0 1036 PR 6202
1037 * config/mips/mips.md (can_delay): Split out of existing define_delays.
1038 (HILO_delay): Set can_delay false.
1039
9f781781 10402002-04-16 Dale Johannesen <dalej@apple.com>
1041
1042 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
1043 instruction addresses.
1044 (rs6000_output_function_epilogue): Likewise.
1045
f69ec2f4 10462002-04-16 Paolo Carlini <pcarlini@unitus.it>
1047
1048 * c-parse.in (poplevel, compstmt_start,
1049 compstmt_primary_start): Add ending ';', in accordance
1050 with POSIX.
1051
8ed09732 10522002-04-16 Richard Henderson <rth@redhat.com>
1053
1054 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
1055 Adjust tm_file order to get TARGET_DEFAULT set properly.
1056 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
1057 * doc/install.texi (sparc-solaris): Update.
1058
3d0385fb 10592002-04-16 Dale Johannesen <dalej@apple.com>
1060
1061 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
1062 comparison operands do not match each other or if modes of
1063 conditions do not match result.
1064
ee85965c 10652002-04-16 Hartmut Penner <hpenner@de.ibm.com>
ffa5c9bc 1066
ee85965c 1067 PR target/6305
1068 * config/s390/s390.md (mulsidi3): Set both subregs of the
71a524be 1069 multiword register.
ffa5c9bc 1070
ee85965c 10712002-04-16 Aldy Hernandez <aldyh@redhat.com>
e93986bb 1072
8ed09732 1073 * config/rs6000/altivec.h (vec_addc): Type check.
e93986bb 1074
6db2b7ab 10752002-04-16 Jakub Jelinek <jakub@redhat.com>
1076
1077 PR middle-end/6279
1078 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
1079
1080 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
1081
4d93ed30 10822002-04-15 Richard Henderson <rth@redhat.com>
1083
1084 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
1085 call_really_used_regs too.
1086
35815f41 10872002-04-15 Richard Henderson <rth@redhat.com>
1088
1089 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
1090
9a3d0fc8 10912002-04-15 David S. Miller <davem@redhat.com>
1092
1093 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
1094 as being CLOBBERed.
1095
0ccb2687 10962002-04-16 Jakub Jelinek <jakub@redhat.com>
1097
1098 PR c/6290
1099 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
1100 CONST_VECTOR is { 0, ... 0 }.
1101
448ee58a 11022002-04-15 Loren J. Rittle <ljrittle@acm.org>
1103
1104 * doc/install.texi (Installing GCC: Configuration): Clarify
1105 the only supported ways to configure gcc.
1106
7698a084 11072002-04-15 Roland McGrath <roland@frob.com>
71a524be 1108
7698a084 1109 * config.gcc (alpha*-*-gnu*): New target configuration.
1110 * config/alpha/gnu.h: New file for it.
1111 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
1112
7e83d989 11132002-04-16 Mark Mitchell <mark@codesourcery.com>
1114
1115 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
1116 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
1117 * tree.h (expand_start_stmt_expr): Update prototype.
1118 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
1119 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
1120 on the STMT_EXPR created for the inline function.
71a524be 1121
407f0434 11222002-04-15 Richard Henderson <rth@redhat.com>
1123
1124 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
1125 config/i386/linux-aout.h, config/i386/linux-oldld.h,
1126 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
1127 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
1128 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
1129 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
1130 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
1131 Define __gnu_linux__, not gnu_linux.
1132 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
1133
5e311636 11342002-04-15 Mark Mitchell <mark@codesourcery.com>
1135
1136 Remove Chill front end.
1137 * gcc.c (default_compilers): Remove Chill entries.
1138 * ch: Remove directory.
1139 * doc/frontends.texi: Remove information about Chill.
1140 * doc/sourcebuild.texi: Likewise.
1141 * doc/standards.texi: Likewise.
1142
5b7ad4b3 11432002-04-15 Douglas B Rupp <rupp@gnat.com>
1144
1145 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
1146 (LONGLONG_STANDALONE): Define.
1147
61f83895 11482002-04-15 David S. Miller <davem@redhat.com>
1149
1150 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
1151 Call emit_library_call with LCT_NORMAL.
1152 (sparc_initialize_trampoline): Use LCT_foo instead of
1153 magic constant in emit_library_call invocations.
1154 (sparc64_initialize_trampoline): Likewise.
1155 (sparc_profile_hook): Likewise.
1156 * config/sparc/sparc.md: Likewise.
1157
1158 * config/sparc/sparc.c (sparc_extra_constraint_check):
1159 Fix type of argument 'c'.
1160 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
1161 Likewise.
1162
06c7407c 11632002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1164
1165 * diagnostic.h (output_buffer_state): Redefine.
1166 (output_format_decoder): New macro.
1167 (output_prefixing_rule): Likewise.
1168 (output_line_cutoff): Likewise.
1169 (diagnostic_format_decoder): Adjust.
1170 (diagnostic_prefixing_rule): Likewise.
1171 (diagnostic_line_cutoff): Likewise.
1172 (diagnostic_state): Likewise.
1173 (diagnostic_kind_count): Likewise.
1174 (diagnostic_buffer): Now a macro.
1175
1176 * diagnostic.c (diagnostic_buffer): Remove definition.
1177 (output_is_line_wrapping): Adjust.
1178 (set_real_maximum_length): Likewise.
1179 (output_set_maximum_length): Likewise.
1180 (init_output_buffer): Likewise.
1181 (lhd_print_error_function): Likewise.
1182 (output_do_verbatim): Likewise.
1183
73328dce 11842002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
1185
1186 * cpperror.c (print_location): Don't print include chain
1187 if line == 0.
1188 (cpp_begin_message): Update to use DL_ macros.
1189 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
1190 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
1191 cpp_notice, cpp_notice_from_errno): Remove.
1192 (cpp_error, cpp_error_with_line): Update to take a diagnostic
1193 level.
1194 (cpp_errno): New.
1195 * cppexp.c (CPP_ICE): Remove.
1196 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
1197 lex, integer_overflow, _cpp_parse_expr): Update.
1198 * cppfiles.c (read_include_file, find_include_file,
1199 handle_missing_header, _cpp_read_file, remap_filename): Update.
1200 * cpphash.h (enum error_type): Remove.
1201 (_cpp_begin_message): Update.
1202 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
1203 cpp_handle_option, cpp_post_options): Update.
1204 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
1205 skip_whitespace, parse_identifier, parse_slow, parse_string,
1206 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
1207 cpp_interpret_charconst): Update.
1208 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
1209 lex_macro_node, do_undef, glue_header_name, parse_include,
1210 do_include_common, read_flag, do_line, do_linemarker, do_ident,
1211 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
1212 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
1213 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
1214 _cpp_pop_buffer, do_diagnostic): Update.
1215 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
1216 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
1217 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
1218 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
1219 cpp_notice, cpp_notice_from_errno): Remove.
1220 (cpp_error, cpp_error_with_line): Update to take a diagnostic
1221 level.
1222 (cpp_errno): New.
1223 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
1224 collect_args, enter_macro_context, save_parameter, parse_params,
1225 _cpp_create_definition, check_trad_stringification,
1226 cpp_macro_definition): Update.
1227 * cppmain.c (cpp_preprocess_file): Update.
1228 * fix-header.c (read_scan_file): Update.
1229
b11856ef 12302002-04-14 Andreas Schwab <schwab@suse.de>
1231
1232 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
1233
ad8eb5c5 12342002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
1235
1236 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
1237
1d1deae5 12382002-04-13 Mark Mitchell <mark@codesourcery.com>
1239
1240 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
1241 not gnu_hurd.
1242
bab60030 12432002-04-13 Hans-Peter Nilsson <hp@axis.com>
1244
1245 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
1246
d3fedea9 12472002-04-13 Joel Sherrill <joel@OARcorp.com>
1248
1249 * config/sparc/t-elf: Enable v8 multilibs. Impacts
1250 sparc-elf and sparc-rtems targets.
1251
99e04ac4 12522002-04-13 Mark Mitchell <mark@codesourcery.com>
1253
1254 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
1255 defined, and __gnu_hurd__ wherever __GNU__ is defined.
1256 * arm/linux-elf.h: Likewise.
1257 * cris/aout.h: Likewise.
1258 * cris/linux.h: Likewise.
1259 * i370/linux.h: Likewise.
1260 * i386/gnu.h: Likewise.
1261 * i386/linux-aout.h: Likewise.
1262 * i386/linux-oldld.h: Likewise.
1263 * i386/linux.h: Likewise.
1264 * i386/linux64.h: Likewise.
1265 * ia64/linux.h: Likewise.
1266 * m68k/linux-aout.h: Likewise.
1267 * m68k/linux.h: Likewise.
1268 * mips/linux.h: Likewise.
1269 * pa/pa-linux.h: Likewise.
1270 * pj/linux.h: Likewise.
1271 * rs6000/sysv4.h: Likewise.
1272 * s390/linux.h: Likewise.
1273 * sh/linux.h: Likewise.
1274 * sparc/linux-aout.h: Likewise.
1275 * sparc/linux.h: Likewise.
1276 * sparc/linux64.h: Likewise.
1277 * xtensa/linux.h: Likewise.
1278
e3189f72 12792002-04-13 Richard Sandiford <rsandifo@redhat.com>
1280
1281 * stmt.c (check_unique_operand_names): Expect operand names to
1282 be strings rather than identifiers. Use simple_cst_equal to
1283 compare them.
1284 (resolve_operand_name_1): Make same identifier to string change here.
1285 * c-parse.in (asm_operand): Convert a named operand into a string.
1286 * cp/parse.y (asm_operand): Likewise.
1287
8b0eba67 12882002-04-13 Andreas Schwab <schwab@suse.de>
1289
1290 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
1291
b3609646 12922002-04-12 Mark Mitchell <mark@codesourcery.com>
1293
1294 Revert these changes:
1295
1296 2002-04-06 Mark Mitchell <mark@codesourcery.com>
1297
1298 PR c++/5571
1299 * stor-layout.c (layout_decl): Reset the RTL for the decl.
1300
d5a614bc 13012002-04-12 Richard Henderson <rth@redhat.com>
1302
1303 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
1304 (sparc*-*-solaris): Clean up header files.
1305 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
1306 and plan on generating 64-bit code.
1307 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
1308 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
1309 * config/sparc/sol2-sld-64.h: Rename ...
1310 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
1311 for AS_SPARC64_FLAG not defined.
1312 * config/sparc/sol2-gld-bi.h: New.
1313 * config/sparc/sol2-sld.h: Remove.
1314 * config/sparc/sol26-sld.h: New.
1315 * config/sparc/sol2.h: Tidy comments.
1316 * doc/install.texi: Document sparc-solaris configury changes.
1317
03035422 13182002-04-12 Richard Henderson <rth@redhat.com>
1319
1320 * recog.c (offsettable_address_p): Match the logic in adjust_address.
1321
1322 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
1323 in 64-bit mode only. Use only for 32-bit or MEDLOW.
1324
f700d497 13252002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1326
1327 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
1328
bf9fd117 1329Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
1330
a943e059 1331 * pa.c (pa_can_combine_p): Call extract_insn before calling
bf9fd117 1332 constrain_operands.
1333
f4518eb4 13342002-04-12 Douglas B Rupp <rupp@gnat.com>
1335
1336 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
1337 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
1338 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
4eba9e43 1339 (CPP_PREDEFINES): Handle __declspec.
f4518eb4 1340 * config/i386/t-interix (USER_H): Remove.
1341
bc641a6c 13422002-04-12 DJ Delorie <dj@redhat.com>
1343
1344 * integrate.c (compare_blocks): Make comparisons safe for when
1345 sizeof(int) < sizeof(char *).
1346 (find_block): Likewise.
1347
2c290e47 13482002-04-12 Jan Hubicka <jh@suse.cz>
1349 David Edelsohn <edelsohn@gnu.org>
1350
1351 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
1352 registers.
1353 (symbol_ref_operand): New.
1354 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
1355 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
1356
f287f030 13572002-04-12 Andreas Schwab <schwab@suse.de>
1358
1359 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
1360 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
1361 overrides the definition in config/svr4.h.
71a524be 1362
fbeb7d1a 13632002-04-12 Eric Norum <eric.norum@usask.ca>
1364
1365 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
1366 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
1367 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
1368 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
1369 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
1370 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
1371 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
1372 definitions to config/rtems.h and make the targets more similar.
1373
22ee087b 1374Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1375
4a836698 1376 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
1377 POINTERS_EXTEND_UNSIGNED.
1378 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
1379 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
1380
22ee087b 1381 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
1382 not specified.
1383
4a1a3f67 1384Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
1385
1386 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
1387 depends on TARGET_SHMEDIA, not TARGET_SH5.
1388
42299343 13892002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
1390
1391 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
1392 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
1393
4ea39690 1394Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
1395
1396 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
1397 no r0 clobber.
1398
be6c399c 13992002-04-12 Andreas Schwab <schwab@suse.de>
1400
1401 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
1402
f3cb52fc 14032002-04-12 Richard Henderson <rth@redhat.com>
1404
1405 PR bootstrap/4191
1406 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
1407
1408 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
1409 modes spanning multiple hard regs.
71a524be 1410
f3cb52fc 1411 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
1412
b70ea764 14132002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
1414
1415 * pa.c (pa_output_function_prologue): Don't accumulate the total
1416 number of code bytes when using TARGET_64BIT, or gas, SOM and not
1417 the portable runtime.
1418 (output_deferred_plabels): Handle 64bit plabels.
1419 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
1420 generating pic code using the GAS assembler for object formats that
1421 are not SOM (ie., ELF32 and ELF64).
1422 (output_millicode_call): Check attribute type if attribute length is 28.
1423 Likewise use $PIC_pcrel$0. Only call get_attr_length and
1424 dbr_sequence_length once.
1425 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
1426 dbr_sequence_length once.
1427 * pa.h (TARGET_SOM): Define if not defined.
1428 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
1429 with GAS and not SOM.
1430 (jump, call_internal_reg, call_value_internal_reg): Likewise.
1431 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
1432
5c50685b 14332002-04-11 David O'Brien <obrien@FreeBSD.org>
1434
1435 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
1436 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
1437 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
1438 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
1439 elfos.h and dbxelf.h values are fine now.
1440 * config/i386/freebsd.h, config/alpha/freebsd.h
1441 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
1442
463e830e 14432002-04-11 David O'Brien <obrien@FreeBSD.org>
1444
1445 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
1446 or set Acpu or Amachine. Reformat.
1447 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
1448 define.
1449 (LINK_SPEC): Do not need to undef.
1450 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
1451 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
1452 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
1453 define.
1454 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
1455 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
1456 (LINK_SPEC): Do not need to undef.
1457 (DONT_USE_BUILTIN_SETJMP): Do not define.
1458 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
1459 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
1460 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
1461 Remove trailing spaces.
1462 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
1463 __ELF__, or set Acpu or Amachine. Reformat.
1464 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
1465 define.
1466
0670e09b 14672002-04-11 David O'Brien <obrien@FreeBSD.org>
1468
1469 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
1470 all other *-*-freebsd* targets.
1471
2640e80a 14722002-04-11 Richard Henderson <rth@redhat.com>
1473
1474 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
1475
f75effa0 14762002-04-11 David O'Brien <obrien@FreeBSD.org>
1477
1478 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
1479 Include {cpu}/{cpu}.h thru tm_file.
1480 (alpha*-*-linux*ecoff): Remove target.
1481 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
1482 (LINK_SPEC): Remove, is not OS independent.
1483 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
1484 (LINK_SPEC): Do not need to #undef any longer.
1485 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
1486 any longer.
1487 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
1488 __ELF__.
1489 (LINK_SPEC): Moved here from alpha/elf.h.
1490 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
1491 SUB_CPP_PREDEFINES.
1492 * config/alpha/linux-ecoff.h: Remove.
1493 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
1494 (CPP_SPEC): Define _POSIX_SOURCE as needed.
1495 (CPP_SUBTARGET_SPEC): Do not define.
1496 (LINK_SPEC): Do not need to #undef any longer.
1497 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
1498 * config/alpha/vms.h: Likewise.
1499
f3cb52fc 15002002-04-11 Richard Sandiford <rsandifo@redhat.com>
34ce6f4d 1501
1502 * doc/extend.texi: Remove old claim that typedefs cannot have
1503 an alignment attribute.
1504
963043a6 15052002-04-11 Jakub Jelinek <jakub@redhat.com>
1506
1507 PR optimization/6177
1508 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
1509 bitpos is 0 and bitsize CONCAT size.
1510
886bca0a 15112002-04-11 Jakub Jelinek <jakub@redhat.com>
1512
1513 PR c/6223
1514 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
1515
931d8bb3 15162002-04-10 David O'Brien <obrien@FreeBSD.org>
1517
1518 * config/alpha/freebsd.h: Minor reformatting.
1519 (CPP_SPEC): Define ELF and add cpp_subtarget.
1520 (ASM_SPEC): No longer needed.
1521
5fd280eb 15222002-04-11 Richard Henderson <rth@redhat.com>
1523
1524 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
1525 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
1526 (dimode mem/zero splitter): New.
1527
0fb176ea 15282002-04-11 Hans-Peter Nilsson <hp@axis.com>
1529
1530 * config/cris/cris.c (cris_override_options): Tweak error message
1531 for PIC not implemented.
1532
1533 * config/cris/cris.h: Tweak comments related to parameter-passing.
1534
1535 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
1536
017cb544 15372002-04-10 Richard Henderson <rth@redhat.com>
1538
1539 * except.c (add_ehl_entry): Allow duplicates after landing pad
1540 creation.
1541
c0211d6b 15422002-04-10 David Edelsohn <edelsohn@gnu.org>
1543
1544 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
1545
175f3f99 15462002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
1547
1548 * c-decl.c (c_init_decl_processing): Move generation of
1549 decls for g77_integer_type_node and friends from here ...
1550 * c-common.c (c_common_nodes_and_builtins): ... to here.
1551
6f813137 15522002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
1553
1554 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
1555 is only used as frame pointer when frame_pointer_needed is true.
1556
dd080cc9 15572002-04-10 Richard Earnshaw <rearnsha@arm.com>
1558
1559 PR target/817
1560 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
1561 for the fact that the pool entry uses two words.
1562 (movdf_hard_insn): Similarly. Also, ADR instruction can span
1563 1k bytes.
1564 (movdf_soft_insn): Similarly.
1565 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
1566 for the fact that the pool entry uses three words.
1567
6e45d906 15682002-04-10 Richard Sandiford <rsandifo@redhat.com>
1569
1570 * config/mips/mips.c (mips_va_arg): When using the struct version
1571 of the EABI va_list, allow arguments in the register save area to
1572 take up less room than a stack argument.
1573
f64482cc 15742002-04-10 Richard Henderson <rth@redhat.com>
1575
1576 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
1577 if EXPAND_INITIALIZER.
1578
05b07808 15792002-04-09 Richard Henderson <rth@redhat.com>
1580
1581 * config/alpha/alpha.md (movdi_er_maybe_g): New.
1582 * config/alpha/alpha.c (alpha_expand_mov): Use it.
1583
ef15379a 15842002-04-10 Alan Modra <amodra@bigpond.net.au>
1585
1586 PR optimization/6233
1587 * rtlanal.c (pure_call_p): New function.
1588 * rtl.h (pure_call_p): Declare.
1589 * loop.c (prescan_loop): Use it to set has_nonconst_call.
1590 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
1591
a87d8cb5 15922002-04-09 Eric Christopher <echristo@redhat.com>
1593
1594 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
1595 information to .comm directive.
1596
9998b6a9 15972002-04-09 Richard Henderson <rth@redhat.com>
1598
1599 PR c/5078
1600 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
1601
8f8dcce4 16022002-04-09 Richard Henderson <rth@redhat.com>
1603
1604 * basic-block.h (flow_delete_block_noexpunge): Declare.
1605 (expunge_block_nocompact): Declare.
1606 * cfg.c (expunge_block_nocompact): Split out from ...
1607 (expunge_block): ... here.
1608 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
1609 (flow_delete_block_noexpunge): Split out from ...
1610 (flow_delete_block): ... here.
1611 * cfgcleanup.c (delete_unreachable_blocks): Compact while
1612 removing dead blocks.
1613 * except.c (exception_handler_labels): Remove.
1614 (exception_handler_label_map): New.
1615 (struct eh_region): Add aka member.
1616 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
1617 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
1618 (for_each_eh_label, for_each_eh_label_1): New.
1619 (init_eh): Register exception_handler_label_map.
1620 (free_eh_status): Use free_region.
1621 (find_exception_handler_labels): Use the map, not the list.
1622 (remove_exception_handler_label): Likewise.
1623 (maybe_remove_eh_handler): Likewise.
1624 (remove_eh_handler): Use the region aka bitmap.
1625 * except.h (exception_handler_labels): Remove.
1626 (for_each_eh_label): Declare.
1627 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
1628 * loop.c (invalidate_loops_containing_label): New.
1629 (find_and_verify_loops): Use it. Use for_each_eh_label.
1630 * sched-rgn.c (is_cfg_nonregular): Use
1631 current_function_has_exception_handlers.
1632
739c050b 16332002-04-09 Richard Henderson <rth@redhat.com>
1634
1635 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
1636 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
1637 Do not return changed status.
1638 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
1639 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
1640 New functions that do return changed status.
1641 * sbitmap.h: Update decls.
1642 * gcse.c, lcm.c: Use _cg functions as needed.
1643
3f67d569 1644Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
1645
1646 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
1647 (sh64-*-elf*, sh-*-rtemself*): Likewise.
1648 * config/sh/embed_bb.c: New file.
1649 * config/sh/embed-elf.h: New file.
1650 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
1651 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
1652 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
1653 __PTRDIFF_TYPE__ .
1654 (SUBTARGET_CPP_PTR_SPEC): Don't define.
1655 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
1656 Add subtarget_asm_endian_spec.
1657 (ASM_SPEC): Use subtarget_asm_endian_spec.
1658 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
1659 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
1660 (WCHAR_UNSIGNED): Define.
1661 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
1662 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
1663 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
1664 Fix value.
1665 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
1666 (sh_adjust_cost): Likewise.
1667 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
1668 __PTRDIFF_TYPE__ .
1669 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
1670 (WCHAR_TYPE_SIZE): Likewise.
1671 (ASM_SPEC): Use subtarget_asm_endian_spec.
1672 (SH_ELF_WCHAR_TYPE): #undef/ #define.
1673 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
1674 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
1675 (MAX_WCHAR_TYPE_SIZE): Don't #define .
1676 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
1677 (USER_LABEL_PREFIX): Don't #undef /#define .
1678 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
1679 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
1680 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
1681 (ASM_SPEC): Likewise.
1682 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
1683 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
1684 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
1685 (LIB2FUNCS_EXTRA): Define.
1686 * t-sh64 (LIB2FUNCS_EXTRA): Define.
1687 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
1688 (LIB1ASMFUNCS_CACHE): Define.
1689 (LIB2FUNCS_EXTRA): Redefine empty.
1690
045a0eef 16912002-04-08 Richard Henderson <rth@redhat.com>
1692
1693 * reorg.c (get_branch_condition): Use reversed_comparison_code.
1694
105e74c2 16952002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1696
1697 * config/m68hc11/larith.asm (__map_data_section): Fix condition
1698 and optimize for size.
1699 (__do_global_ctors): Fix pointer comparison.
1700 (__do_global_dtors): Likewise.
1701
3dcaebeb 17022002-04-09 David S. Miller <davem@redhat.com>
1703
1704 * config/sparc/sparc.c (sparc_extra_constraint_check): New
1705 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
1706 allow reloading pseudos.
1707 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
1708 * config/sparc/sparc-protos.h: Declare it.
1709
1710 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
1711 unsigned comparison warning.
1712 (output_restore_regs): Mark leaf_function as unused.
1713
67c68e45 1714Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1715
1716 * expr.c (is_aligning_offset): New function.
1717 (expand_expr, case COMPONENT_EXPR): Call it.
1718
87515218 17192002-04-08 David S. Miller <davem@redhat.com>
1720
1721 PR target/6082
1722 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
1723
1724 Make init_priority work on Sparc when using GNU ld.
1725 * config/sparc/linux.h, config/sparc/linux64.h,
1726 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
1727 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
1728 * config/sparc/sol2-gld.h: New file to do the same.
1729 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
1730 sparc/sol2-gld.h to tm_file.
1731
1732 PR optimization/4328
1733 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
1734 * doc/md.texi: Document it.
1735 * config/sparc/sparc.md (movdi_insn_sp64_novis,
1736 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
1737 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
1738 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
1739 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
1740
9e03c9f8 17412002-04-08 Andreas Jaeger <aj@suse.de>
1742
1743 * stmt.c (expand_asm_operands): Revert last patch from Richard
1744 Henderson.
1745
6b129de1 17462002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1747
1748 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
1749 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
1750
17512002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1752
1753 * doc/contrib.texi (Contributors): Add David O'Brien.
1754
ab3470ec 17552002-04-08 Alan Modra <amodra@bigpond.net.au>
1756
1757 * configure.in (auto-build.h): Use target_alias and build_alias
1758 when running configure.
1759 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
1760 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
1761 * configure: Regenerate.
1762
0b8c20bf 17632002-04-07 David S. Miller <davem@redhat.com>
1764
1765 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
1766
a6bf437a 17672002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
1768
1769 PR 5933
1770 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
1771 generating 32-bit pic code.
1772
d3f7919d 17732002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
1774
1775 * cppinit.c (cpp_create_reader): Initialize
1776 discard_comments_in_macro_exp.
1777 (COMMAND_LINE_OPTIONS): Add "-CC" option.
1778 (cpp_handle_option): Handle "-CC" option.
1779 * cpplex.c (save_comment): If saving a C++ comment in
1780 a directive, convert it to a C comment.
1781 (_cpp_lex_direct): Pass second comment start character to
1782 save_comment to indicate comment type.
1783 * cpplib.c (_cpp_handle_directive): If processing
1784 a "#define" directive and discard_comments_in_macro_exp
1785 is false, re-enable saving of comments.
1786 (lex_macro_node): If discard_comments_in_macro_exp is false,
1787 discard any comments before the macro identifier.
1788 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
1789 member.
1790 * cppmacro.c (cpp_get_token): If expanding a macro while
1791 processing a directive, discard any comments we might encounter.
1792 (parse_params): If discard_comments_in_macro_exp is false,
1793 ignore comments in the macro parameter list.
1794 * gcc.c (cpp_unique_options): Add "-CC" option.
1795 (option_map): Map "--comments-in-macros" to "-CC".
1796 * doc/cppopts.texi: Document "-CC" option.
1797 * f/lang-specs.h: Add "-CC" option.
1798 * testsuite/gcc.dg/cpp/maccom1.c: New test.
1799 * testsuite/gcc.dg/cpp/maccom2.c: New test.
1800 * testsuite/gcc.dg/cpp/maccom3.c: New test.
1801 * testsuite/gcc.dg/cpp/maccom4.c: New test.
1802 * testsuite/gcc.dg/cpp/maccom5.c: New test.
1803 * testsuite/gcc.dg/cpp/maccom6.c: New test.
1804
d872fdb9 18052002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
1806
1807 PR middle-end/6180
1808 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
1809
99b12e3f 18102002-04-06 Mark Mitchell <mark@codesourcery.com>
1811
242fc35c 1812 PR c++/5571
1813 * stor-layout.c (layout_decl): Reset the RTL for the decl.
1814
99b12e3f 1815 PR opt/5120
1816 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
1817 RTX_UNCHANGING_P for the functions arguments when a tail call
1818 is made.
1819
a14bc987 18202002-04-06 Jason Merrill <jason@redhat.com>
1821
1822 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
1823 (parse_options_and_default_flags): Set them appropriately.
1824 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
1825
adcdc3d7 18262002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
1827
1828 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
1829 here.
1830
1831 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
1832 semicolon.
1833
1834 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
1835 types come in by-reference. Fix typo in comment.
1836
8c9facdb 18372002-04-05 David S. Miller <davem@redhat.com>
1838
1839 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
1840 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
1841 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
1842 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
1843
18442002-04-05 David S. Miller <davem@redhat.com>
1845
1846 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
1847 are not going to emit return instructions, emit at least a nop
1848 for the sake of sane backtraces.
1849
3986e66f 18502002-04-05 Richard Henderson <rth@redhat.com>
1851
1852 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
1853
940383f5 18542002-04-05 Jakub Jeilnek <jakub@redhat.com>
1855
1856 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
1857
7dd3befd 18582002-04-05 Alexandre Oliva <aoliva@redhat.com>
1859
1860 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
1861 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
1862 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
1863
a69f4a27 18642002-04-05 Andreas Schwab <schwab@suse.de>
1865
a23487e4 1866 * c-convert.c: Include c-common.h.
a69f4a27 1867 * Makefile.in (c-convert.o): Updated.
1868
48b37790 18692002-04-05 Jakub Jelinek <jakub@redhat.com>
1870
1871 * mklibgcc.in: Use separate libgcc.map for each multilib.
1872 * Makefile.in (distclean): Don't remove libgcc.map here.
1873
7a94134d 18742002-04-05 Jakub Jelinek <jakub@redhat.com>
1875
1876 * Makefile.in (s-mlib): Handle --disable-multilib by separate
1877 genmultilib invocation.
1878
e87dac45 18792002-04-04 Richard Sandiford <rsandifo@redhat.com>
1880
1881 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
1882 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
1883 to num_gprs for symmetry.
1884 * config/mips/mips.c: Adjust accordingly.
1885
24ade6d8 18862002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
1887
1888 * c-common.c (truthvalue_conversion): Rename, update.
1889 * c-common.h (c_common_truthvalue_conversion): New.
1890 * c-convert.c (convert): Update.
1891 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
1892 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
1893 * c-typeck.c (build_binary_op, build_unary_op,
1894 build_conditional_expr): Update.
1895 * fold-const.c (constant_boolean_node, fold): Use langhook.
1896 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
1897 * langhooks.h (struct lang_hooks): New hook.
1898 * stmt.c (expand_decl_cleanup): Use langhook.
1899 * tree.h (truthvalue_conversion): Remove.
1900objc:
1901 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
1902
88a4e075 19032002-04-05 Alan Modra <amodra@bigpond.net.au>
1904
1905 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
1906 Add rules to make null object file.
1907
3a68fd94 19082002-04-04 Jim Blandy <jimb@redhat.com>
1909
1910 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
1911 macro formal parameter names.
1912
04d6fcf8 19132002-04-04 David S. Miller <davem@redhat.com>
1914
1915 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
1916
cf9d8568 19172002-04-04 Richard Henderson <rth@redhat.com>
1918
1919 PR middle-end/5099
1920 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
1921 Support copies into and out of memory. Don't accept allows_reg
1922 and allows_mem as gospel.
1923
a57f4c4d 19242002-04-04 Richard Henderson <rth@redhat.com>
1925
1926 PR opt/6165
1927 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
1928 (write_dependence_p): Likewise.
1929
322fc845 19302002-04-04 Richard Henderson <rth@redhat.com>
1931
1932 * predict.c (estimate_bb_frequencies): Do frequency calculation
1933 with a volatile temporary.
1934
7065cca2 19352002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
1936
1937 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
1938
2627f83a 19392002-04-04 Jakub Jelinek <jakub@redhat.com>
1940
1941 PR c++/6119
1942 * final.c (final_start_function): Don't bump profile_label_no here...
1943 (final_end_function): ...but here.
1944
02b9b9f1 19452002-04-04 Jakub Jelinek <jakub@redhat.com>
1946
1947 * config/sparc/sparc.md (pic): New attribute.
1948 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
1949 into stack slots.
1950 (split after do_builtin_setjmp_setup): New.
1951
7551ff59 19522002-04-04 Jakub Jelinek <jakub@redhat.com>
1953
1954 PR fortran/6106
1955 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
1956 change.
1957
992443f3 19582002-04-04 Jakub Jelinek <jakub@redhat.com>
1959
1960 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
1961 UNITS_PER_WORD for zero sized aggregates.
1962
06449996 19632002-04-03 David S. Miller <davem@redhat.com>
1964
1965 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
1966 one-character spec for this, just use %(link_gcc_c_sequence).
1967
b60608ad 19682002-04-03 David S. Miller <davem@redhat.com>
1969
1970 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
1971 handling.
1972
a584fe8a 19732002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1974
1975 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
1976 (DWARF_FRAME_RETURN_COLUMN): Move.
1977 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1978 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
1979 * pa.c (except.h, predict.h): Include.
1980 (FRP): Delete.
1981 (store_reg_modify, set_reg_plus_d): Revise prototypes.
1982 (output_ascii): Add cast.
1983 (store_reg_modify): Revise to add frame notes.
1984 (set_reg_plus_d): Likewise.
1985 (compute_frame_size): Include space for eh data registers in frame if
1986 the current function calls eh_return.
1987 (hppa_expand_prologue): Ensure register %r2 is saved if the current
1988 function calls eh_return. Save eh data registers if the current
1989 function calls eh_return. Fix code to add frame notes. Emit
1990 blockage to prevent insns with frame notes being scheduled in the
1991 delay slot of calls.
1992 (hppa_expand_epilogue): Restore eh data registers and do final stack
1993 adjustment if the current function calls eh_return. Don't add frame
1994 notes.
1995 (output_call): Revise for change in length of call insn. Don't do
1996 return pointer adjustment for an unconditional jump in the delay slot
1997 of a call when using frame notes.
1998 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
1999 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
2000 (ARG_POINTER_CFA_OFFSET): Define.
2001 * pa.md (return_external_pic): New pattern.
2002 (prologue): Correct formatting. Use return_external_pic if current
2003 function calls eh_return.
2004 (call_internal_symref, call_value_internal_symref,
2005 sibcall_internal_symref, sibcall_value_internal_symref): Change default
2006 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
2007 respectively.
2008 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
2009
2010 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
2011 list of targets to check using "nop" insn.
2012 * configure: Rebuilt.
2013
9ff1ea9a 20142002-04-04 Alan Modra <amodra@bigpond.net.au>
2015
2016 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
2017
da98d114 20182002-04-03 David S. Miller <davem@redhat.com>
2019
2020 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
2021 library sequence passed to the linker.
2022 (LINK_COMMAND_SPEC): Use it.
2023 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
2024 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
2025 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
2026
a9bc793b 20272002-04-03 Jason Merrill <jason@redhat.com>
2028
2029 * except.c (struct eh_status): Remove protect_list.
2030 (begin_protect_partials, end_protect_partials): Remove.
2031 (add_partial_entry): Remove.
2032 * except.h: Remove prototypes.
2033
2034 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
2035 expand_decl_cleanup_eh.
2036
2037 PR c++/5636
2038 * tree.h (CLEANUP_EH_ONLY): New macro.
2039 * stmt.c (expand_decl_cleanup_eh): New fn.
2040 (expand_cleanups): Check CLEANUP_EH_ONLY.
2041 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
2042 Use expand_decl_cleanup_eh.
2043 (expand_stmt): Adjust.
2044 * c-common.h: Adjust prototype.
2045
edce0255 20462002-04-04 Hans-Peter Nilsson <hp@axis.com>
2047
2048 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
2049 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
2050 (cris_target_asm_function_epilogue): Ditto.
2051 (cris_initial_frame_pointer_offset): Ditto.
2052 (cris_simple_epilogue): Ditto.
2053 (cris_expand_builtin_va_arg): Variable-size types come in
2054 by-reference.
2055
21612212 20562002-04-03 David S. Miller <davem@redhat.com>
2057
2058 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
2059 little-endian.
2060 (set_fast_math): Correct 'fsr' type.
2061
8d58a5a7 20622002-04-03 Richard Henderson <rth@redhat.com>
2063
f99eba19 2064 PR opt/3569
8d58a5a7 2065 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
2066 * toplev.c (check_global_declarations): Use it.
2067 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
2068 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
2069 (LANG_HOOKS_DECLS): Add it.
2070 * langhooks.c (lhd_warn_unused_global_decl): New.
2071 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
2072 * c-objc-common.c (c_warn_unused_global_decl): New.
2073 * c-tree.h (c_warn_unused_global_decl): Declare.
2074 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
2075
d1f6c8f2 20762002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
2077
2078 * langhooks-def.h (lhd_set_decl_assembler_name,
2079 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
2080 (LANG_HOOKS_INITIALIZER): Update.
2081 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
2082 * langhooks.h (struct lang_hooks): New hook.
2083 * tree.c (set_decl_assembler_name): Move to langhooks.c.
2084 (lang_set_decl_assembler_name): Remove.
2085 (init_obstacks): Don't set hook.
2086 (decl_assembler_name): New function.
2087 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
2088 (decl_assembler_name): New.
2089 (lang_set_decl_assembler_name): Remove.
2090
e715c863 20912002-04-03 Jakub Jelinek <jakub@redhat.com>
2092
2093 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
2094 works properly with .hidden symbols.
2095 * configure: Rebuilt.
2096 * config.in: Rebuilt.
2097 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2098 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
2099 properly with .hidden symbols.
2100
2d04533c 21012002-04-03 Jakub Jelinek <jakub@redhat.com>
2102
2103 PR middle-end/6102
2104 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
2105 USE argument.
2106
cbf780cc 21072002-04-03 Richard Henderson <rth@redhat.com>
2108
2109 PR opt/4120
2110 * sched-rgn.c (sets_likely_spilled): New.
2111 (sets_likely_spilled_1): New.
2112 (add_branch_dependences): Use it.
2113
893ff8a6 21142002-04-02 Richard Henderson <rth@redhat.com>
2115
2116 PR opt/4311
2117 * loop.h (LOOP_FIRST_PASS): New.
2118 * loop.c (strength_reduce): Mind it when deciding to unroll.
2119 * toplev.c (rest_of_compilation): Set it.
2120
a3c7ab5f 21212002-04-02 David S. Miller <davem@redhat.com>
2122
2123 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
2124 mems_ok_for_ldd_peep when the order of the loads being examined
2125 is reversed.
2126 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
2127 existing comment to increase comprehension of this situation.
2128
9b1d697e 21292002-04-02 Zack Weinberg <zack@codesourcery.com>
2130
2131 * config/sh/sh.md: Don't use union real_extract.
2132
adeae8b0 21332002-04-02 Richard Henderson <rth@redhat.com>
2134
2135 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
2136
d2307a72 21372002-04-02 David O'Brien <obrien@FreeBSD.org>
2138
2139 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
2140 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
2141 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
2142 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
2143 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
2144 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
2145 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
2146 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
2147 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
2148 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
2149 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
2150 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
2151 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
2152 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
2153 Include as many configury headers via tm_file as possible. This
2154 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
2155 * config/openbsd-oldgas.h: New file.
2156 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
2157 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
2158 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
2159 config/i386/i386-coff.h, config/i386/i386-interix.h,
2160 config/i386/iscdbx.h, config/i386/linux-aout.h,
2161 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
2162 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
2163 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
2164 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
2165 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
2166 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
2167 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
2168 config/i386/vxi386.h: Do not directly include configury headers.
2169 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
2170 Directly include configury headers that are no longer automatically
2171 included by the above headers.
2172 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
2173 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
2174 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
2175 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
2176 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
2177 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
2178 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
2179 (TARGET_VERSION): Define.
2180 * config/i386/beos-elf.h, config/i386/freebsd.h,
2181 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
2182 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
2183 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
2184 config/i386/sco5.h, config/i386/sysv4.h
2185 (TARGET_VERSION): Do not need to protect.
2186 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
2187 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
2188 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
2189 config/i386/i386-interix.h, config/i386/linux-aout.h,
2190 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
2191 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
2192 (YES_UNDERSCORES): Do not define - not needed.
2193 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
2194 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
2195 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
2196 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
2197 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
2198 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
2199 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
2200 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
2201
567c22a9 22022002-04-02 Eric Botcazou <ebotcazou@multimania.com>
2203 Richard Henderson <rth@redhat.com>
2204
2205 PR c/5484
2206 * function.c (assign_temp): Accept either type or decl argument.
2207 Detect variables whose size is too large to fit into an integer.
2208 * stmt.c (expand_decl): Pass the decl, not the type.
2209
ffbee6f8 22102002-04-02 David O'Brien <obrien@FreeBSD.org>
2211
2212 * protoize.c: Match include directory usage with cppdefault.c.
2213
295f9df5 22142002-04-03 Jeffrey A Law (law@redhat.com)
f3cb52fc 2215 Hans-Peter Nilsson <hp@bitrange.com>
295f9df5 2216
2217 * combine.c (simplify_comparison): Avoid narrowing a comparison
2218 with a paradoxical subreg when doing so would drop signficant bits.
2219
4cd21437 22202002-04-02 Steve Ellcey <sje@cup.hp.com>
2221
2222 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
2223 if POINTERS_EXTEND_UNSIGNED is defined.
2224
d46792c2 22252002-04-02 Richard Henderson <rth@redhat.com>
2226
2227 PR opt/3967
2228 * local-alloc.c (contains_replace_regs): LO_SUM may contain
2229 replace regs.
2230
d5fdb6fc 22312002-04-02 Richard Henderson <rth@redhat.com>
2232
2233 * doc/standards.texi: Document required freestanding libc entry points.
2234
f1dffec8 22352002-04-02 Alan Modra <amodra@bigpond.net.au>
2236
2237 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
2238 associated splitter. Remove MQ constraint.
2239 (ctrdi_internal4): Correct CCmode clobber.
2240
f288a74f 22412002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
2242
2243 * milli64.S ($$dyncall): New function.
2244 * t-linux (LIB1ASMFUNCS): Revise module list.
2245 (LIB1ASMSRC): Use pa/milli64.S.
2246
bffe0cfe 22472002-04-02 Richard Henderson <rth@redhat.com>
2248
2249 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
2250 rename solaris_sys_varargs_h.
2251
b0cfa32c 2252Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2253
2254 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
2255 the same mode as its component.
2256
a8fb9348 22572002-04-02 Richard Henderson <rth@redhat.com>
2258
2259 PR opt/190
2260 * final.c (this_is_asm_operands): Export.
2261 * output.h (this_is_asm_operands): Declare.
2262 * config/i386/i386.c (print_operand): Error odd asm operands.
2263
1ee5bf27 22642002-04-02 Richard Henderson <rth@redhat.com>
2265
2266 PR opt/420
2267 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
2268
28bac34e 22692002-04-01 Richard Henderson <rth@redhat.com>
2270
2271 PR target/1538
2272 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
2273 * fixinc/fixincl.x: Rebuild.
2274
d20514a0 22752002-04-01 Richard Henderson <rth@redhat.com>
2276
2277 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
2278 (atomic_alloc, atomic_free): New.
2279 (SIZE, MASK_FOR, PTR_IN): New.
2280 (emergency_reg_state, emergency_reg_state_free): New.
2281 (emergency_labeled_state, emergency_labeled_state_free): New.
2282 (reg_state_alloced, labeled_state_alloced): New.
2283 (alloc_reg_state, free_reg_state): New.
2284 (alloc_label_state, free_label_state, free_label_states): New.
2285 (push, pop, dup_state_stack, free_state_stack): Use them.
2286 (desc_label_state): Likewise.
2287 (uw_frame_state_for): Free label states and state stack.
2288 (uw_update_reg_address): Eliminate warnings.
2289
399bdaf0 22902002-04-01 Vladimir Makarov <vmakarov@redhat.com>
2291
2292 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
f3cb52fc 2293 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
399bdaf0 2294
9b86eec0 22952002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
2296
2297 * c-decl.c (grokdeclarator): Update.
2298 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
2299 * c-tree.h (c_mark_addressable): New.
2300 * c-typeck.c (default_function_array_conversion, build_unary_op,
2301 build_array_ref, convert_for_assignment): Update.
2302 (mark_addressable): Rename.
2303 * calls.c (try_to_integrate, expand_call): Use langhook.
2304 * expr.c (expand_expr): Use langhook.
2305 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
2306 * langhooks.h (struct lang_hooks): New hook.
2307 * stmt.c (expand_asm_operands): Use langhook.
2308 * tree.h (mark_addressable): Remove.
2309objc:
2310 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
2311
4588bbd8 23122002-04-01 Bob Wilson <bob.wilson@acm.org>
2313
f3cb52fc 2314 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
2315 in previous change.
4588bbd8 2316
89d4bc5e 23172002-04-01 Bob Wilson <bob.wilson@acm.org>
2318
2319 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
2320 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
2321
4070745f 23222002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
2323
2324 * c-common.c (unsigned_conversion_warning, convert_and_check,
2325 unsigned_type, signed_type, shorten_compare,
2326 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
2327 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
2328 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
2329 New.
2330 * c-decl.c (grokdeclarator): Update.
2331 * c-format.c (check_format_types): Update.
2332 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
2333 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
2334 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
2335 * convert.c (convert_to_integer): Use new hooks.
2336 * expmed.c (make_tree): Use new hooks.
2337 * expr.c (store_expr): Use new hooks.
2338 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
2339 all_ones_mask_p, unextend, fold): Use new hooks.
2340 * langhooks.h (struct lang_hooks_for_types): New hooks.
2341 * tree.h (signed_or_unsigned_type, signed_type,
2342 unsigned_type): Remove.
2343objc:
2344 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
2345 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
2346
2898f3a4 23472002-03-31 Richard Henderson <rth@redhat.com>
2348
2349 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
2350 (desc_frgr_mem): Fix reference to f16-f31.
2351
861589fe 23522002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2353
2354 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
2355 RTVEC_ELT): Const-ify.
182b8a5c 2356 * varray.h (VARRAY_CHECK): Const-ify.
2357 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
2358 ggc_mark_rtvec, ggc_mark): Const-ify.
861589fe 2359
98b07039 23602002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
2361
2362 * diagnostic.c: Include langhooks-def.h.
2363 * Makefile.in (diagnostic.o): Update.
2364
ee23fd7b 23652002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
2366
2367 * c-common.c (c_unsafe_for_reeval): Rename.
2368 * c-common.h (c_unsafe_for_reeval): Rename.
2369 * c-decl.c (finish_incomplete_decl): Rename.
2370 (c_init_decl_processing): Don't set langhook.
2371 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
2372 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
2373 * c-objc-common.c (c_objc_common_init): Don't set langhook.
2374 * c-tree.h (finish_incomplete_decl): Rename.
2375 * langhooks-def.h (lhd_unsafe_for_reeval): New.
2376 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
2377 (LANG_HOOKS_INITIALIZER): Update.
2378 * langhooks.c (lhd_unsafe_For_reeval): New.
2379 * langhooks.h (struct langhooks): New hooks.
2380 * toplev.c (incomplete_decl_finalize_hook): Remove.
2381 (wrapup_global_declarations): Update.
2382 * tree.c (lang_unsafe_for_reeval): Remove.
2383 (unsafe_for_reeval): Update.
2384 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
2385 Remove.
2386objc:
2387 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
2388 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
2389
6c7ff025 23902002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
2391
2392 * diagnostic.c (print_error_function): Remove.
2393 (default_print_error_function): Rename.
2394 (report_error_function): Update.
2395 * diagnostic.h (print_error_function): Remove.
2396 (default_print_error_function): Remove.
2397 * langhooks-def.h (struct diagnostic_context): Predeclare.
2398 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
2399 (LANG_HOOKS_INITIALIZER): Update.
2400 * langhooks.h (struct diagnostic context): Predeclare.
2401 (struct lang_hooks): New hook.
2402
479d644a 24032002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2404
2405 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
2406 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
2407 !flag_pic.
2408 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
2409 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
2410 of PIC_OFFSET_TABLE_REGNUM thruout.
2411 * config/rs6000/rs6000.md: Likewise.
2412 * config/rs6000/darwin.h: Likewise.
2413
f4aee538 2414Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2415
2416 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
2417 unsigned HOST_WIDE_INT, not unsigned int.
2418
80563b56 24192002-03-31 Jakub Jelinek <jakub@redhat.com>
2420
2421 PR middle-end/6096, middle-end/6098, middle-end/6099
2422 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
2423 CODE_LABELs.
2424 (fill_slots_from_thread): Likewise.
2425
d85b9058 24262002-03-31 Jakub Jelinek <jakub@redhat.com>
2427
2428 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
2429 floating fields in float regs.
2430 (function_arg_record_value_2): Likewise.
2431
edf97d06 24322002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
2433
2434 * config/mmix/mmix.md (define_constants): Remove misleading
2435 FIXME. Add MMIX_fp_rO_OFFSET.
2436 ("nonlocal_goto_receiver"): Don't have stack-frame address of
2437 saved rO as part of the pattern. Remove FIXME.
2438 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
2439 here, at output-time.
2440
c3037f18 24412002-03-31 Jakub Jelinek <jakub@redhat.com>
2442
2443 PR middle-end/6100
2444 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
2445 REG_BR_PRED.
2446 (output_v9branch): Likewise.
2447
21eaebc3 24482002-03-31 Alexandre Oliva <aoliva@redhat.com>
2449
2450 * gcc.c: Revert previous patch for now.
2451 * config/i386/djgpp.h: Likewise.
2452
d0a422dd 24532002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
a01c9af7 2454
2455 * config/mmix/crti.asm (_init): Register _fini with atexit.
2456 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
2457
e7669934 24582002-03-31 Richard Henderson <rth@redhat.com>
2459
2460 PR target/3997
2461 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
2462 (ASM_OUTPUT_DEF_FROM_DECLS): New.
2463
5fd3940f 24642002-03-31 Richard Henderson <rth@redhat.com>
2465
2466 * libgcc2.c (__bb_exit_func): Make static.
2467
f3cb52fc 2468 * config/alpha/alpha.md (trap): New.
d9fe31ee 2469
a0ef1725 24702002-03-31 Richard Henderson <rth@redhat.com>
2471
2472 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
2473 promoted argument types; build trap.
2474 (expand_builtin_trap): New.
2475 (expand_builtin): Use it.
2476 * stmt.c (expand_nl_goto_receivers): Likewise.
2477 * expr.h (expand_builtin_trap): Declare.
2478 * libfuncs.h (LTI_abort, abort_libfunc): New.
2479 * optabs.c (init_optabs): Init abort_libfunc.
2480
72db4d53 24812002-03-31 Alexandre Oliva <aoliva@redhat.com>
2482
2483 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
2484 (LINK_COMMAND_SPEC): ... from here.
a87d8cb5 2485 (init_gcc_specs): Duplicate it here too, omitting
72db4d53 2486 shared_name in the second copy.
2487 (init_spec): Test for duplicate
2488 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
2489
a7414e44 24902002-03-30 David S. Miller <davem@redhat.com>
2491
2492 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2493 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
2494
d9246aca 24952002-03-30 Roger Sayle <roger@eyesopen.com>
f3cb52fc 2496 Richard Henderson <rth@redhat.com>
d9246aca 2497
f3cb52fc 2498 * regmove.c (combine_stack_adjustments_for_block): Avoid
2499 emitting a stack adjustment of zero bytes. Let delete_insn
2500 update bb->head.
d9246aca 2501
8b7a298d 25022002-03-30 Richard Henderson <rth@redhat.com>
2503
2504 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
2505 (sparc_emitting_epilogue): New.
2506 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
2507 * config/sparc/sparc-protos.h: Update.
2508 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
2509 (TARGET_SWITCHES): Update.
2510 * config/sparc/sparc.md (return): Remove.
2511 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
2512 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
2513 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
2514 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
2515 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
2516 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
2517 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
2518 Remove MASK_EPILOGUE.
2519 * doc/invoke.texi: Update.
2520
0aa31c95 25212002-03-30 Daniel Berlin <dan@dberlin.org>
2522
2523 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
2524 CPP will start the file for us.
a87d8cb5 2525
b8536bfb 25262002-03-30 Richard Henderson <rth@redhat.com>
2527
2528 PR target/5446
2529 * config/ia64/ia64.c (group_barrier_needed_p): Special case
2530 prologue_allocate_stack.
2531 (ia64_single_set): Use insn codes for recognition of special
2532 cases, not rtl matching.
2533 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
2534
c025b1a6 2535Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
2536
2537 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
2538
06ac282f 25392002-03-30 Richard Henderson <rth@redhat.com>
2540
2541 PR target/6032
2542 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
2543 or -fomit-frame-pointer with profiling.
2544 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2545 (FUNCTION_PROFILER): Do nothing.
2546 (PROFILE_HOOK): New.
2547 * config/sparc/sparc.c (sparc_override_options): Don't check
2548 code models for profiling.
2549 (sparc_function_profiler): Remove.
2550 (sparc_profile_hook): New.
2551 * config/sparc/sparc-protos.h: Update.
2552
8fb100fd 25532002-03-30 Jakub Jelinek <jakub@redhat.com>
2554
2555 PR optimization/6086
2556 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
2557 of SUBREG of volatile MEM or because the MEM was mode dependent,
2558 return CLOBBER instead of unmodified SUBREG.
2559
73e2b81c 2560Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
2561
06ac282f 2562 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
2563 when not optimizing.
73e2b81c 2564
2565 * toplev.c (rest_of_compilation): Cann mark_constant_function
2566 only when optimizing.
2567
06ac282f 2568 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
2569 are NULL.
73e2b81c 2570
2571 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
2572 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
2573 (try_optimize_cfg): clear all AUX fields.
2574
2575 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
2576 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
2577 (ix86_address_cost): Be prepared for SUBREGed registers.
2578 (legitimate_address_p): Accept SUBREGed registers.
2579
00e465b1 25802002-03-29 Richard Henderson <rth@redhat.com>
2581
2582 PR target/5672
2583 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
2584
72c94675 25852002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2586
2587 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
2588 for aggregate and TFmode types.
2589
9ff774e6 25902002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
2591
2592 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
2593
93bec868 25942002-03-29 Richard Henderson <rth@redhat.com>
2595
11e7c681 2596 PR target/5886
93bec868 2597 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
2598 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
2599
2ae5c77d 26002002-03-29 Richard Henderson <rth@redhat.com>
2601
11e7c681 2602 PR target/6041
2ae5c77d 2603 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
2604 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
2605 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
2606 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
2607 conditional.
2608 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
2609
0e6137dd 26102002-03-29 Dale Johannesen <dalej@apple.com>
2611
2612 * loop.c (combine_movables): Do allow combination of pseudos.
2613
bf13a391 26142002-03-29 Loren J. Rittle <ljrittle@acm.org>
2615
2616 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
2617 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
2618 No functional change except ...
2619 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
2620 * doc/install.texi (*-*-freebsd*): Document port configuration.
2621
771d21fa 26222002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
2623
2624 * Makefile.in (convert.o, calls.o, expmed.o): Update.
2625 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
2626 Use new hooks.
2627 * builtin-types.def (BT_PTRMODE): Update.
2628 * c-common.c (type_for_size): Rename c_common_type_for_size.
2629 (type_for_mode): Similarly.
2630 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
2631 Use new hook.
2632 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
2633 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
2634 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
2635 Redefine.
2636 * c-typeck.c (common_type, comptypes, default_conversion):
2637 Use new hooks.
2638 * calls.c: Include langhooks.h.
2639 (emit_library_call_value_1): Use new hooks. Avoid redundant
2640 calls.
2641 * convert.c: Include langhooks.h
2642 (convert_to_pointer, convert_to_integer): Use new hooks.
2643 * except.c (init_eh): Similarly.
2644 * expmed.c: Include langhooks.h.
2645 (expand_mult_add): Use new hooks.
2646 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
2647 try_casesi): Similarly.
2648 * fold-const.c (optimize_bit_field_compare, make_range,
2649 decode_field_reference, fold_truthop, fold): Similarly.
2650 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
2651 put_var_into_stack): Similarly.
2652 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
2653 LANG_HOOKS_TYPE_FOR_SIZE): New.
2654 (LANG_HOOKS_TYPES_INITIALIZER): Update.
2655 * langhooks.h (lang_hooks_for_types): New hooks.
2656 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
2657 * tree.c (get_unwidened, get_narrower): Similarly.
2658 * tree.h (type_for_mode, type_for_size): Remove.
2659 * varasm.c (force_const_mem): Use new hooks.
2660 * utils2.c (nonbinary_modular_operation): Update.
2661objc:
2662 * objc-act.c (handle_impent): Update.
2663 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
2664 Redefine.
2665
736414ab 26662002-03-29 Steve Ellcey <sje@cup.hp.com>
2667
2668 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
2669 * config/ia64/ia64.c (basereg_operand): New.
2670 * config/ia64/ia64-protos.h (basereg_operand): Declare.
2671 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
2672
5c3d1711 26732002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
2674
2675 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
2676 unwind information when frame_pointer_needed.
2677 (mmix_assemble_integer): Tweak wording in comment.
2678
a1f71e15 26792002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
2680
2681 * Makefile.in (except.o): Update.
2682 * except.c: Include langhooks.h.
2683 (init_eh): Use langhook.
2684 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
2685 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
2686 (LANG_HOOKS_INITIALIZER): Update.
2687 * langhooks.h (lang_hooks_for_types): New.
2688 (struct lang_hooks): Add it.
2689 * tree.c (make_lang_type_fn, make_lang_type): Remove.
2690 * tree.h (make_lang_type_fn, make_lang_type): Remove.
2691config:
2692 * alpha/alpha.c: Include langhooks.h.
2693 (alpha_build_va_list): Use langhook.
2694 * d30v/d30v.c: Include langhooks.h.
2695 (d30v_build_va_list): Use langhook.
2696 * i386/i386.c: Include langhooks.h.
2697 (ix86_build_va_list): Use langhook.
2698 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
2699 * s390/s390.c: Include langhooks.h.
2700 (s390_build_va_list): Use langhook.
2701 * stormy16/stormy16.c: Include langhooks.h.
2702 (stormy16_build_va_list): Use langhook.
2703
258103e3 27042002-03-29 Jakub Jelinek <jakub@redhat.com>
2705
2706 PR c++/5964
2707 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
2708 attributes.
2709 (length): Compute variable length for branches/calls/jumps here.
2710 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
2711 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
2712 define branch_type attribute.
2713 (divsi3_sp32): Maximum length is 6 not 7.
2714 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
2715 call_address_untyped_struct_value_sp32,
2716 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
2717 * config/sparc/sparc.c (empty_delay_slot): New function.
2718 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
2719 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
2720
faecad48 27212002-03-29 Jakub Jelinek <jakub@redhat.com>
2722
2723 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
2724 nonzero_bits if not needed.
2725 (nonzero_bits) [XOR]: Likewise.
2726 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
2727 reg_last_set_mode and mode are both MODE_INT, but not equal.
2728 (record_value_for_reg): Compute reg_last_set_nonzero_bits
2729 in nonzero_bits_mode for MODE_INT modes.
2730
94dc5941 27312002-03-28 Richard Henderson <rth@redhat.com>
2732
2733 PR target/5715
2734 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
2735 to GAS. Correct drift between alternatives.
2736
5fad51c9 27372002-03-28 Richard Henderson <rth@redhat.com>
2738
2739 PR target/6087
2740 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
2741
db3a628d 27422002-03-28 Alexandre Oliva <aoliva@redhat.com>
2743
2744 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
2745 emulation to the linker.
2746
27472002-03-28 Loren J. Rittle <ljrittle@acm.org>
2748
2749 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
2750 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
2751
6ee1791f 2752Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
2753
2754 * combine.c (simplify_and_const_int): Make sure to apply mask
2755 when force_to_mode returns a constant integer. PR3311.
2756
0a78afa6 27572002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
2758
2759 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
2760
74443372 27612002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2762
2763 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
2764 and Objective-C Dialect Options.
2765
a92123e9 27662002-03-28 Richard Henderson <rth@redhat.com>
2767
2768 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
2769 comparison should be done vs !=0 not >0 return code. Tidy cases.
2770
b3f7c02f 27712002-03-28 Richard Henderson <rth@redhat.com>
2772
2773 * c-decl.c (finish_function): New arg can_defer_p. Pass it
2774 on to c_expand_body.
2775 * c-tree.h (finish_function): Update decl.
2776 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
2777
099a9fb1 2778Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
2779
2780 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
2781
350b17ef 2782Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
2783
2784 * rtlanal.c: Include flags.h
2785 (may_trap_p): Do not mark FP operations if trapping
2786 if !flag_trapping_math
2787 * Makefile.in (rtlanal.o): Add dependency on flag.h
2788 * ifcvt.c (noce_operand_ok): Avoid the lameness.
2789
ddd1d5b8 27902002-03-27 Zack Weinberg <zack@codesourcery.com>
2791
2792 * mips.md: Use dconst1, not 1.0, as first argument of
2793 REAL_VALUE_LDEXP. Don't use union real_extract.
2794
3290bc33 27952002-03-28 Alan Modra <amodra@bigpond.net.au>
2796
2797 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
2798 rather than $target. Heed program_prefix and
2799 program_transform_name. Search for gas in cross-compiler case too.
2800 "test -x" rather than "test -f".
2801 (gcc_cv_ld): Likewise.
2802 (gcc_cv_nm): Heed program_prefix and program_transform_name.
2803 (gcc_cv_objdump): Likewise.
2804 * configure: Regenerate.
2805
26ca6c20 28062002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
2807
2808 * Makefile.in (attribs.o): Update.
2809 * attribs.c: Include langhooks.h.
2810 (decl_attributes): Use langhook.
2811 * c-decl.c (insert_default_attributes): Rename.
2812 * c-tree.h (c_insert_default_attributes): New.
2813 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
2814 (LANG_HOOKS_INITIALIZER): Update.
2815 * langhooks.h (struct lang_hooks): New hook.
2816 * tree.h (insert_default_attributes): Remove.
2817objc:
2818 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
2819
550db37c 28202002-03-27 Andreas Schwab <schwab@suse.de>
2821
2822 * config/i386/i386.c (classify_argument): Also check for
2823 QUAL_UNION_TYPE.
2824
dd96b1d1 28252002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2826
2827 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
2828 any more.
2829
4712c7d6 2830Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
2831
2832 * i960.md (ret): Set PC.
2833 (nonlocal_goto): Fix expander.
2834 * builtins.c (epxand_builin_longjmp): Check that we've emitted
2835 some jump or call.
2836
0814fb51 2837Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
2838
2839 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
2840 of libcall regions.
2841
06f08bd2 2842Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2843
2844 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
2845 assigning to BLOCK_FOR_INSN directly.
2846
474f6c19 2847Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
2848
2849 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
2850
b467ecc1 28512002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
2852
2853 * c-common.c (c_expand_expr): Fix prototype.
2854 * c-common.h (c_expand_expr): Always declare, update.
2855 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
2856 * c-objc-common.c (c_objc_common_init): No global hook.
2857 * expr.c (expand_expr): Use langhook.
2858 * expr.h (enum expand_modifier): Conditionally declare.
2859 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
2860 (LANG_HOOKS_INITIALIZER): Update.
2861 * langhooks.c (lhd_expand_expr): New.
2862 * langhooks.h (struct lang_hooks): New hook.
2863 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
2864 (lang_independent_init): Don't default hook.
2865objc:
2866 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
2867
1c8a3b46 28682002-03-27 Richard Henderson <rth@redhat.com>
2869
2870 PR target/6054
2871 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
2872 TARGET_CONST_GP. Simplify conditions.
2873
ea81ed57 28742002-03-27 Richard Henderson <rth@redhat.com>
2875
2876 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
2877 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
2878 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
2879
543b8b44 28802002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
2881
2882 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
2883 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
2884 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
2885 Remove unnecessary masks.
2886 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
2887 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
2888 -mwindows, -mdll switches and their negations.
2889
914e1fee 28902002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
2891
2892 * gcc-common.c (lang_mark_false_label_stack): Remove.
2893 * ggc.h (lang_mark_false_label_stack): Similarly.
2894
a87d8cb5 28952002-03-26 Vladimir Makarov <vmakarov@redhat.com>
8ae6d183 2896
2897 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
2898
2899 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
2900 or __rtems_ is defined.
2901
b8585446 29022002-03-26 Richard Henderson <rth@redhat.com>
2903
2904 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
2905 if a non-trivial load was emitted.
2906 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
2907 in high+extra+low case.
2908
3ea738fb 29092002-03-26 Richard Henderson <rth@redhat.com>
2910
2911 * config.gcc (sparc*-solaris): Use float_format=sparc.
2912
7b42580a 29132002-03-26 Richard Henderson <rth@redhat.com>
2914
2915 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
2916 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
2917 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
2918 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
2919 (WINT_TYPE_SIZE): Fix at 32.
2920
09a6a91b 29212002-03-26 Richard Henderson <rth@redhat.com>
2922
2923 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
2924 until after eh landing pad generation.
2925 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
2926 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
2927
4de3dc32 29282002-03-26 Richard Henderson <rth@redhat.com>
2929
2930 * expr.h (ADD_PARM_SIZE): One more convert for INC.
2931
2d9c8715 29322002-03-26 Phil Edwards <pme@gcc.gnu.org>
2933
2934 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
2935 and warning switches.
2936 (cc1_options): Likewise.
2937
8546dce9 29382002-03-26 Hans Boehm <Hans_Boehm@hp.com>
4de3dc32 2939
8546dce9 2940 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
2941 Restore more of the signal context. Set no_reg_stack_frame.
2942 * config/ia64/unwind-ia64.c (unw_state_record):
2943 Add no_reg_stack_frame, comments.
2944 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
2945 (uw_update_context): Adjust bsp when unwinding from leaf,
2946 but not signal frame.
2947
c7d62300 29482002-03-26 David Edelsohn <edelsohn@gnu.org>
2949
2950 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
2951
dd52a190 29522002-03-26 Bob Wilson <bob.wilson@acm.org>
2953
2954 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
2955
4d7a8451 29562002-03-26 Richard Earnshaw <rearnsha@arm.com>
2957
2958 PR target/5621
2959 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
2960 "Add a pool_range attribute", which was lost during the ARM/Thumb
2961 merge.
2962
141e2ef6 29632002-03-26 Bob Wilson <bob.wilson@acm.org>
2964
2965 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
2966 a register into the MAC16 accumulator.
2967
7dc61659 29682002-03-26 Andrew Cagney <ac131313@redhat.com>
2969
2970 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
2971 (Warning Options): Document -Wswitch-enum.
2972 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
2973 -Wswitch.
2974 (warn_switch_enum): Define variables.
2975 * flags.h (warn_switch_enum): Declare variables.
2976 * stmt.c (expand_end_case_type): When warn_switch_enum /
2977 -Wswitch-enum, perform switch checks.
2978 Fix PR c/5044.
a87d8cb5 2979
03db811c 29802002-03-26 Richard Earnshaw <rearnsha@arm.com>
2981
2982 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
2983 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
2984 (reload_muladdsi_compare0_scratch): Delete.
2985
1db16875 29862002-03-26 Loren J. Rittle <ljrittle@acm.org>
2987
2988 * doc/install.texi (*-*-freebsd*): Update.
2989
a719ae01 29902002-03-26 Richard Henderson <rth@redhat.com>
2991
714b4dd3 2992 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
2993 (SUB_PARM_SIZE): Cast DEC to ssizetype.
2994
2995 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
2996 types from the normal argument frame.
2997
a719ae01 2998 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
2999 variable sized objects by reference.
3000 (sparc_va_arg): Receive them by reference too.
3001
43935856 30022002-03-26 Hartmut Penner <hpenner@de.ibm.com>
3003
3004 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
a87d8cb5 3005 code to not restoring global registers.
43935856 3006
6d26a3ee 30072002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
3008
3009 * Makefile.in (ggc-common.o): Update.
3010 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
3011 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
3012 * c-tree.h (c_mark_tree): New.
3013 * ggc-common.c: Include langhooks.h.
3014 (gcc_mark_trees): Use new langhook.
3015 * ggc-callbacks.c: Delete file.
3016 * ggc.h (lang_mark_tree): Remove.
3017 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
3018 (LANG_HOOKS_INITIALIZER): Update.
3019 * langhooks.h (struct lang_hooks): New hook.
3020objc:
3021 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
3022
4f111a84 30232002-03-25 Zack Weinberg <zack@codesourcery.com>
3024
3025 * doc/cpp.texi: Exclude entire Top node from printed manual.
3026 Move option index after directive index. Insert page breaks
3027 before GFDL and concept index. Index environment variables
3028 with command line options.
3029 * doc/cppenv.texi: Use @vtable for environment variable list.
3030 Add paragraph explaining semantics of empty elements in path
3031 variables. Exclude a cross-reference to Fishkill from the
3032 manpage. Remove an unnecessary cross-reference of the entry
3033 right above the referer. Don't use @anchor in text that goes
3034 into manpage.
3035 * doc/cppopts.texi: Cross-reference the environment variables
3036 section, not the specific environment variable, for consistency.
3037
4a65aac4 30382002-03-25 Richard Henderson <rth@redhat.com>
3039
3040 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
3041 anywhere in the block. Don't refer to insns that have been
3042 removed from the chain. Iterate backward through the new insns.
3043 Don't refer to edges that have been removed.
3044
c0fe441c 30452002-03-26 Alan Modra <amodra@bigpond.net.au>
3046
3047 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
3048 test for overflow of constant.
3049
0a666055 30502002-03-25 Richard Earnshaw <rearnsha@arm.com>
3051
3052 PR target/2623
3053 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
3054 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
3055 these patterns on arm_archv4.
3056
2a966961 30572002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
3058
3059 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
3060 int".
3061
536f5fb1 30622002-03-25 Zack Weinberg <zack@codesourcery.com>
3063
3064 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
3065 float_handled, float_handler, float_signal, set_float_handler,
3066 and do_float_handler. Set handler for SIGFPE to crash_signal.
3067 * toplev.h: Don't prototype do_float_handler.
3068
3069 * c-lex.c: Fold parse_float into lex_number. Make warning
3070 about portability of hex float constants more informative, and
3071 don't issue it on top of a syntax error.
3072 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
3073 their callers.
3074 * real.h: Define REAL_VALUE_ABS here...
3075 * simplify-rtx.c: ... not here. Fold check_fold_consts,
3076 simplify_unary_real, simplify_binary_real, and
3077 simplify_binary_is2orm1 into their callers.
3078 * tree.c: Fold build_real_from_int_cst_1 into caller.
3079
3080 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
3081
3082 * tsystem.h: Include float.h here...
3083 * libgcc2.c: ... not here.
3084
52fdc102 30852002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
3086
3087 Fixes for: PR bootstrap/3591, target/5676
3088 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
3089 defined. Do not disable exceptions or rtti.
3090 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
3091 mcore.h. Disable exceptions and rtti, since they are not
3092 supported by EPOC.
3093
04745efb 30942002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
3095
3096 * c-decl.c (maybe_build_cleanup): Remove.
3097 * expr.c (expand_expr): Use langhook.
3098 * langhooks-def.h (lhd_return_null_tree,
3099 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
3100 (LANGHOOKS_INITIALIZER): Update.
3101 * langhooks.c (lhd_return_null_tree): New.
3102 * langhooks.h (struct lang_hooks): New hook.
3103 * tree-inline.c (initialize_inlined_parameters): Use langhook.
3104 * tree.h (maybe_build_cleanup): Remove.
3105
1172d780 31062002-03-25 Jakub Jelinek <jakub@redhat.com>
3107
3108 * regrename.c (build_def_use): Move recog_memoized
3109 before extract_insn.
3110
463e3bf7 31112002-03-25 Jakub Jelinek <jakub@redhat.com>
3112
3113 PR target/6043
3114 * expr.c (emit_group_store): Handle storing into CONCAT.
3115
eff62531 31162002-03-25 Jakub Jelinek <jakub@redhat.com>
3117
3118 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
3119 corresponding MATCH_DUP.
3120
a17466fa 31212002-03-24 Richard Henderson <rth@redhat.com>
3122
0458bddc 3123 * unroll.c (unroll_loop): Zero label_map.
3124
a17466fa 3125 * gcse.c: Include except.h.
3126 * Makefile.in (gcse.o): Update.
3127
14eefc17 31282002-03-24 Richard Henderson <rth@redhat.com>
3129
3130 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
3131 Do resolve_unique_section before shared data clause.
3132
ee6b11b0 31332002-03-24 Richard Henderson <rth@redhat.com>
3134
3135 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
3136
029de010 31372002-03-24 Richard Henderson <rth@redhat.com>
3138
536f5fb1 3139 * recog.c (peephole2_optimize): Split blocks when EH insns are
029de010 3140 generated in the middle of a block. Do global life update if
3141 zapped EH edges.
3142
9bb22e77 31432002-03-24 Richard Henderson <rth@redhat.com>
3144
3145 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
3146
d8dd302a 31472002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
3148
3149 preprocessor/3951
536f5fb1 3150 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
d8dd302a 3151 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
3152 (init_dependency_output): Don't make no_output decision here.
3153
29800930 31542002-03-24 Andrew Cagney <ac131313@redhat.com>
3155
3156 * stmt.c (check_for_full_enumeration_handling): Remove tests of
3157 warn_switch. Update description.
3158 (expand_end_case_type): Call check_for_full_enumeration_handling
3159 when warn_switch.
3160
b26aafcd 31612002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3162
3163 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
3164 (m68hc11_split_move): Call it to see if the source and destination
3165 operands use the same direction auto inc/dec mode, otherwise make the
4f54fd09 3166 source an offsetable memory operand and generate an add.
b26aafcd 3167
38735756 31682002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3169
3170 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
3171 register for operand 2.
3172 ("*subsi3_zero_extendqi"): Likewise.
3173 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
3174 bits so that it is compatible with a pop.
3175 ("*andhi3_gen"): Likewise.
3176 ("xorhi3"): Likewise.
3177
e85db6f8 31782002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
3179
3180 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
3181 -pedantic here...
3182 (cpp_post_options): ... not here.
3183
ffd56b21 31842002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
3185 Aldy Hernandez <aldyh@redhat.com>
3186
3187 Removal of separate preprocessor cpp0.
3188
3189 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
3190 cpp0, install-common): Update.
3191 * c-common.c (flag_preprocess_only): New.
3192 (c_common_init): Preprocess for -E.
3193 * c-common.h (flag_preprocess_only): New.
3194 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
3195 * c-objc-common.c (c_init_decl_processing): Exit quickly
3196 for NULL return from c_common_init.
3197 * cpplib.h (cpp_preprocess_file): New.
3198 * cppmain.c (main, general_init, pfile, progname): Remove.
3199 (do_preprocessing): Rename cpp_preprocess_file, don't call
3200 cpp_finish. Don't close stdout here.
3201 (setup_callbacks): Update prototype.
3202 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
3203 Update.
3204 * tradcpp.c (main): Ignore -quiet.
3205objc:
3206 * lang-specs.h (default_compilers): Preprocess with cc1obj.
3207
881ac6b8 32082002-03-24 Richard Henderson <rth@redhat.com>
3209
3210 PR optimization/5742
3211 * machmode.def: Add inner mode field to complex modes.
3212 * config/mips/mips.c (mips_function_value): Always define. Add
3213 new argument to handle libcalls.
3214 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
3215 (FUNCTION_VALUE): Likewise.
3216 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
3217 * config/mips/mips-protos.h: Update.
3218
eef858ab 32192002-03-23 Richard Henderson <rth@redhat.com>
3220
3221 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
3222 * config/sparc/sparc-protos.h: Update.
3223 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
3224
5783534d 32252002-03-23 Richard Henderson <rth@redhat.com>
3226
3227 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
3228 _start or _init begins the text segment.
3229
83cd69b0 32302002-03-23 David Edelsohn <edelsohn@gnu.org>
3231
3232 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
3233 not HOST_WIDEST_INT.
3234 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
3235
5db468b7 32362002-03-23 Richard Earnshaw <rearnsha@arm.com>
3237
3238 PR java/5489
3239 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
3240 operand argument to output_return_instruction.
536f5fb1 3241 * arm.c (arm_print_operand, case 'd'): If the operand is
5db468b7 3242 const_true_rtx then just return.
3243 (arm_print_operand, case 'D'): If the operand is const_true_rtx
3244 then abort.
3245
91b18148 32462002-03-23 Andrew Cagney <ac131313@redhat.com>
3247
3248 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
3249 (Warning Options): Document -Wswitch-default.
3250 * toplev.c (W_options): Add -Wswitch-default. Update comment on
3251 -Wswitch.
3252 (warn_switch_default): Define variable.
3253 (warn_switch): Update comment.
3254 * flags.h (warn_switch_default): Declare variable.
3255 (warn_switch): Update comment.
3256 * stmt.c (expand_end_case): Check for and, when
3257 warn_switch_no_default, warn of a missing default case.
536f5fb1 3258
786f554f 32592002-03-23 Alan Modra <amodra@bigpond.net.au>
3260
749feb5e 3261 * real.h (N): Special case 128 bit doubles.
3262
786f554f 3263 * combine.c (simplify_comparison): When widening modes, ignore
3264 sign extension on CONST_INTs.
3265
aac632cd 32662002-03-22 Bob Wilson <bob.wilson@acm.org>
3267
3268 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
3269 passed to adjust_address. Fix comment formatting.
3270
3271
badfe841 32722002-03-22 Zack Weinberg <zack@codesourcery.com>
3273
3274 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
3275 Always make REAL_VALUE_TYPE a struct containing an array of
3276 HOST_WIDE_INT, not a double. Tidy up the code deciding how
3277 big it is. Don't declare or use union real_extract.
3278
3279 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
3280 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
3281 (print_operand), config/arm/arm.c (output_move_double),
3282 config/arm/arm.md (consttable_4, consttable_8),
3283 config/romp/romp.c (output_fpops), config/s390/s390.h
3284 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
3285 (xtensa_output_literal): Don't use union real_extract.
3286
3287 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
3288 (sfmode_constant_to_ulong), config/ns32k/merlin.h
3289 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
3290 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
3291 (PRINT_OPERAND): Don't use local version of union
3292 real_extract.
3293
3294 * config/convex/convex.c (check_float_value), config/vax/vax.c
3295 (vax_float_literal), config/m88k/m88k.md (divdf3),
3296 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
3297 config/pdp11/pdp11.c (output_move_quad): Don't do host
3298 arithmetic on target floating point quantities.
3299
3300 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
3301 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
3302
3303 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
3304 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
3305
3306 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
3307 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
3308 INFINITY.
3309 * print-rtl.c (print_rtx): Disable code which needs
3310 floating-point emulator.
3311 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
3312 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
3313 depending on HOST_FLOAT_FORMAT to be defined properly.
3314
3315 * config/1750a/1750a.c (get_double, float_label): Delete.
3316 (print_operand): Delete huge commented-out chunk. Use
3317 REAL_VALUE_TO_DECIMAL.
3318 * config/1750a/1750a-protos.h: Delete prototypes of deleted
3319 functions.
3320 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
3321 IEEE_FLOAT_FORMAT.
3322 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
3323 Use REAL_VALUE_TO_DECIMAL as ELF version does.
3324 * config/m88k/m88k.c (real_power_of_2_operand,
3325 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
3326 real_extract out of the union; run the input through
3327 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
3328 from that into the union.
3329 * config/pdp11/pdp11.c (output_move_double): Rearrange
3330 parentheses to make automatic indenter happy.
3331
3332 * doc/tm.texi (Cross-compilation): Rename node to "Floating
3333 Point" and rewrite to describe current situation. Also adjust
3334 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
3335 match code.
3336 * doc/rtl.texi: Adjust cross reference.
3337
fc12fa10 33382002-03-22 Bob Wilson <bob.wilson@acm.org>
3339
3340 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
3341 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
3342 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
3343 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
3344 prevent use of sp as a reload register.
3345 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
3346 non_acc_reg_operand.
3347 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
3348 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
3349 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
3350 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
3351
34cf330f 33522002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
3353
badfe841 3354 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
3355 * cpplex.c (unterminated): Delete.
3356 (parse_string): No string literal may extend over multiple
3357 lines. Suppress the error when preprocessing assembly.
34cf330f 3358 * cppmain.c (scan_translation_unit): Strings are single-line.
3359
badfe841 3360 * doc/cpp.texi: Update to match.
34cf330f 3361
0837bbb7 33622002-03-22 Jakub Jelinek <jakub@redhat.com>
3363
3364 PR optimization/5854
3365 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
3366 Shut up warnings.
3367 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
3368 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
3369 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
3370 const0 if scratch register was not allocated.
3371 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
3372 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
3373 with GEN_INT (...).
3374 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
3375 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
3376 with GEN_INT (...) everywhere. Remove constraints in define_split
3377 patterns.
3378 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
3379 require scratch register for setting 0 into regs/non-pushable memory.
3380
1a6a6dab 33812002-03-22 Alexandre Oliva <aoliva@redhat.com>
3382
3383 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
3384 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
3385
923acdd5 33862002-03-22 Phil Edwards <pme@gcc.gnu.org>
3387
3388 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
3389 * cppinit.c (cpp_create_reader): On by default.
3390 (cpp_handle_option): Handle -W[no-]endif-labels.
3391 (cpp_post_options): Also enable if -pedantic.
3392 * cpplib.c (do_else): Use it.
3393 (do_endif): Likewise.
3394 * doc/cppopts.texi: Document new option.
3395 * doc/invoke.texi: Document new option.
3396
51b76077 33972002-03-22 Lars Brinkhoff <lars@nocrew.org>
3398
3399 * config/i386/i386.c, config/i386/i386.md: Change all occurences
3400 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
3401
1707315d 34022002-03-22 Alexandre Oliva <aoliva@redhat.com>
3403
3404 * flow.c (calculate_global_regs_live): Clear aux fields of
3405 ENTRY and EXIT.
3406
e2c2ccf6 34072002-03-22 Jakub Jelinek <jakub@redhat.com>
3408
3409 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
3410 REG or MEM subregs, pass rtx * instead of rtx to it.
3411 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
3412 rtx * instead of rtx to alter_subreg.
3413 * config/m32r/m32r.c (gen_split_move_double): Likewise.
3414 * config/pj/pj.c (pj_output_rval): Likewise.
3415
3a7c3680 34162002-03-22 Richard Henderson <rth@redhat.com>
3417
3418 PR target/3177
3419 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
3420 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
3421 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
3422 (ia64_expand_prologue): Look at int_regs, not words, for number
3423 of incomming int regs.
3424
d20c8e15 34252002-03-22 Andrew MacLeod <amacleod@redhat.com>
3426
3427 * expr.c (expand_expr): A RESULT_DECL is part of a call.
3428
598a47d6 3429Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
3430
3431 * toplev.c (flag_loop_optimize, flag_crossjumping):
3432 New static variables.
3433 (rest_of_compilation): Conditionalize crossjumping and
3434 loop optimizer.
3435 (parse_options_and_default_flags): Default loop_optimize and
3436 crossjumping.
3437 (lang_independent_options): Add -fcrossjumping and -floop-optimize
3438 * invoke.texi (crossjumping, loop-optimize): Document.
3439
a360050d 34402002-03-22 Richard Sandiford <rsandifo@redhat.com>
3441
3442 * real.c (eiisneg): Move outside #ifdef NANS.
3443
26fb1781 3444Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
3445
3446 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
3447 frequencies match; avoid match on different loop depths.
3448 (try_crossjump_to_bb): Kill tests that no longer brings time
3449 savings.
3450 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
3451 updating code.
3452 (split_edge): Likewise.
3453
3454 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
3455 variable.
3456
3457 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
3458 * cfgrtl.c: Include insn-config.h
3459 (split_block) Dirtify block in presence of conditional execution
3460
09a41b31 34612002-03-22 Richard Sandiford <rsandifo@redhat.com>
3462
3463 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
3464 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
3465 (function_arg): Constify CUMULATIVE_ARGS.
3466 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
3467 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
3468 (UNITS_PER_DOUBLE): New macro.
3469 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
3470 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
3471 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
3472 fp_regs and stack_words.
3473 (EABI_FLOAT_VARARGS_P): New macro.
3474 * config/mips/mips.c (struct mips_arg_info): New.
3475 (mips_arg_info): New function.
3476 (function_arg_advance): Use it. Add adjustment instructions here
3477 rather than in function_arg.
3478 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
3479 for VOIDmode at the beginning of the function.
3480 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
3481 (function_arg_pass_by_reference): Likewise.
3482 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
3483 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
3484 (mips_va_start): Likewise. Use the new stack_words field of
3485 CUMULATIVE_ARGS to set up overflow area. Reformat.
3486 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
3487 doubles and other types, aligning the overflow pointer for non-doubles
3488 too. Remove some code duplication. Replace hard-coded constants.
3489
f1b1bcc4 34902002-03-22 Richard Sandiford <rsandifo@redhat.com>
3491
3492 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
3493 (CLASS_UNITS): Undefine.
3494 (CLASS_MAX_NREGS): Use FP_INC.
3495 * config/mips/mips.c (compute_frame_size): Likewise.
3496 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
3497
78a11351 34982002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
3499
3500 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
3501 prototype, and handle lexing numbers and identifiers.
3502 (parse_identifier): Update to new form of parse_slow.
3503 (parse_number): Fast path only, use parse_slow otherwise.
3504 (_cpp_lex_direct): Update calls to parse_number.
3505
12c94d25 35062002-03-21 DJ Delorie <dj@redhat.com>
3507
3508 * bb-reorder.c (make_reorder_chain_1): Protect against
3509 when redundant edges are omitted.
3510 * predict.c (dump_prediction): Likewise.
3511
91eb7bbc 35122002-03-21 Richard Henderson <rth@redhat.com>
3513
3514 PR target/5996
3515 * fixinc/inclhack.def (solaris_stdio_tag): New.
3516 * fixinc/fixincl.x: Regenerate.
3517
cad0b4b0 35182002-03-21 Eric Botcazou <ebotcazou@multimania.com>
3519
3520 PR c/5597
3521 * c-typeck.c (process_init_element): Flag non-static
3522 initialization of a flexible array member as illegal.
3523
c4f7b734 35242002-03-22 Alan Modra <amodra@bigpond.net.au>
3525
3526 * config/rs6000/t-linux64: New.
3527 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
3528 t-ppccomm. Use t-rs6000 and t-linux64.
3529 (powerpc64-*-gnu* <tmake_file>): Likewise.
1a17e78f 3530 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
3531 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
3532 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
c4f7b734 3533
c31da6e7 35342002-03-21 Aldy Hernandez <aldyh@redhat.com>
3535
cad0b4b0 3536 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
3537 flag_really_no_inline instead of optimize == 0.
c31da6e7 3538
cad0b4b0 3539 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
c31da6e7 3540
cad0b4b0 3541 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
c31da6e7 3542
cad0b4b0 3543 * flags.h (flag_really_no_inline): New.
c31da6e7 3544
a9bc793b 3545 * c-common.c (c_common_post_options): Initialize
cad0b4b0 3546 flag_really_no_inline.
c31da6e7 3547
cad0b4b0 3548 * toplev.c (flag_really_no_inline): New.
c31da6e7 3549
5bcbe7f8 35502002-03-21 Jakub Jelinek <jakub@redhat.com>
3551
3552 * config/avr/avr.md (length): Fix length computation for
3553 conditional branches.
3554
20325f61 35552002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
3556
3557 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
3558 sdbout.o, profile.o): Update.
3559 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
3560 langhook.
3561 * c-common.h (gettags): Move here from tree.h.
3562 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
3563 insert_block, getdecls, kept_level_p, global_bindings_p): New.
3564 * dbxout.c (dbxout_init): Use getdecls langhook.
3565 * expr.c (expand_expr): Use insert_block langhook.
3566 * fold-const.c: Include langhooks.h.
3567 (fold_range_test, fold_binary_op_with_conditional_arg,
3568 fold): Use global_bindings_p langhook.
3569 * integrate.c (expand_inline_function): Use insert_block langhook.
3570 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
3571 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
3572 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
3573 LANG_HOOKS_GETDECLS): New.
3574 (LANG_HOOKS_INITIALIZER): Update.
3575 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
3576 langhook.
3577 * langhooks.h (struct lang_hooks_for_decls): New.
3578 (struct lang_hooks): Update.
3579 * profile.c: Include langhooks.h.
3580 (output_func_start_profiler): Use new langhooks.
3581 * sdbout.c: Include langhooks.h.
3582 (sdbout_init, sdbout_finish): Use getdecls langhook.
3583 * stmt.c: Include langhooks.h.
3584 (expand_fixup, fixup_gotos): Use new langhooks.
3585 * stor-layout.c: Include langhooks.h.
3586 (variable_size): Use global_bindings_p langhook.
3587 * toplev.c (compile_file): Use getdecls langhook.
3588 * tree-inline.c (remap_block): Use insert_block langhook.
3589 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
3590 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
3591
12f6b618 35922002-03-21 Richard Henderson <rth@redhat.com>
3593
3594 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
3595 constants in .data when -fpic.
3596
f35b9ec5 35972002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3598
3599 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
3600 where appropriate.
3601
e47a07bc 36022002-03-21 Tom Tromey <tromey@redhat.com>
3603
3604 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
3605
98f4973a 3606Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3607
f42870f5 3608 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
0beeb343 3609
98f4973a 3610 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
3611
da3ac634 36122002-03-21 Eric Botcazou <ebotcazou@multimania.com>
3613 Richard Henderson <rth@redhat.com>
3614
3615 PR c/5354
3616 * c-common.c (c_expand_expr): Preserve result of a statement
3617 expression if needed.
3618
e4e139d3 36192002-03-21 Jakub Jelinek <jakub@redhat.com>
3620
3621 PR bootstrap/4195
3622 * genrecog.c (maybe_both_true_mode): Remove.
3623 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
3624 * machmode.def (Pmode): Likewise.
3625
c352cbc7 3626Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
3627
3628 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
3629 (nonlocal_mentioned_p_1): New function.
3630 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
3631 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
3632 (mark_constant_function): Recognize pure functions.
3633 * rtl.h (global_reg_mentioned_p): New prototype.
3634 * rtlanal.c (global_reg_mentioned_p,
3635 global_reg_mentioned_p_1): New function.
3636
03112946 36372002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3638
3639 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
3640 UNIX assert.h.
3641 * fixinc/fixincl.x: Regenerate.
3642
9f61d572 36432002-03-20 Jason Merrill <jason@redhat.com>
3644
3645 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
3646
d345230a 36472002-03-20 Michael Meissner <meissner@redhat.com>
3648
3649 * doc/invoke.texi (Optimize Options): Document that -O2 sets
3650 -fstrict-aliasing.
3651
efa381d9 36522002-03-20 Bob Wilson <bob.wilson@acm.org>
3653
3654 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
3655 ".literal_position" directive before the constant pool.
3656
b4260534 36572002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3658
3659 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
3660 Add Craig Rodrigues.
3661 Add Brad Lucier to testers.
3662
c00688b9 36632002-03-20 Jakub Jelinek <jakub@redhat.com>
3664
3665 PR target/4792
3666 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
3667 to if_then_else.
3668 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
3669 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
3670 instead of insn_extract.
3671
c1caaef5 36722002-03-20 Jakub Jelinek <jakub@redhat.com>
3673
3674 PR bootstrap/4192
c00688b9 3675 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
c1caaef5 3676
3677 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
3678 stmt if some case has been output.
3679
ed16175e 36802002-03-20 Jakub Jelinek <jakub@redhat.com>
3681
3682 PR c/5972
3683 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
3684 movsfcc_1, movdfcc_1): Add %O2.
3685 * config/i386/i386.c (print_operand): Handle %ON.
3686 Print . before float condition codes in Sun as cmov syntax.
3687 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
3688 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
3689 no longer true.
3690
5023f286 36912002-03-20 Philip Blundell <pb@nexus.co.uk>
3692
3693 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
3694 return instruction if PC was popped.
3695
42a92fdf 36962002-03-20 Bob Wilson <bob.wilson@acm.org>
3697
3698 * config/xtensa/xtensa.md: Remove unused type attributes.
3699 (adddi_carry, subddi_carry): Change type attribute to "multi".
3700
ed16175e 37012002-03-19 Dale Johannesen <dalej@apple.com>
fe1b1167 3702
3703 PR optimization/5999, middle-end/5731
3704 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
3705 multiplications by reciprocals.
3706
96554925 37072002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
3708
3709 * Makefile.in: Update.
3710 * c-common.c: Include langhooks.h.
3711 (inline_forbidden_p): Use new hook.
3712 * diagnostic.c: Include langhooks.h.
3713 (format_with_decl, announce_function,
3714 default_print_error_function): Use new hook.
3715 * dwarf2out.c (dwarf2_name): Use new hook.
3716 * function.c: Include langhooks.h.
3717 (init_function_start): Use new hook.
3718 * langhooks-def.h (lhd_decl_printable_name): New.
3719 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
3720 (LANGHOOKS_INITIALIZER): Update.
3721 * langhooks.c (lhd_decl_printable_name): New.
3722 * langhooks.h (struct lang_hooks): New hook.
3723 * toplev.c (decl_name, decl_printable_name): Remove.
3724 (open_dump_file): Use new hook.
3725 (process_options): Remove old hook.
3726 * tree.h (decl_printable_name): Remove.
3727objc:
3728 * objc-act.c (objc_init): Remove old hook.
3729 (objc_printable_name): Export.
3730 * objc-act.h (objc_printable_name): New.
3731 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
3732
d645d87a 37332002-03-19 Jim Blandy <jimb@redhat.com>
3734
3735 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
3736 the start_source_file debug hook, not the current line number.
3737
1c6bdf07 37382002-03-19 Richard Henderson <rth@redhat.com>
3739
3740 * flow.c (EH_USES): Provide default.
3741 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
3742 * doc/tm.texi (EH_USES): New.
3743
3744 * config/ia64/ia64.c (ia64_eh_uses): New.
3745 * config/ia64/ia64-protos.h: Update.
3746 * config/ia64/ia64.h (EH_USES): New.
3747
23e7e0fe 37482002-03-19 Richard Henderson <rth@redhat.com>
3749
3750 * varasm.c (output_constant_def): Fix stupid typo.
3751
7cb6ef9c 37522002-03-19 Richard Henderson <rth@redhat.com>
3753
447fd9a6 3754 PR 5879
7cb6ef9c 3755 * except.c (current_function_has_exception_handlers): New.
3756 * except.h: Declare it.
3757 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
3758 Combine tests that disable all sibcalls for the function.
3759
0b5e8ccd 37602002-03-19 Olivier Hainque <hainque@act-europe.fr>
3761
3762 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
3763 for INTEGER_CST.
3764
5b2a5245 37652002-03-19 Richard Henderson <rth@redhat.com>
3766
341e9754 3767 PR 5977, 5991
5b2a5245 3768 * config/ia64/ia64.c: Revert 2002-03-01 patch.
3769 * config/ia64/ia64.h (INIT_EXPANDERS): New.
3770
920e5093 37712002-03-19 Jim Blandy <jimb@redhat.com>
3772
3773 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
3774 name, even if the replacement list contains no tokens, as required
3775 by Dwarf.
3776
007bab64 37772002-03-19 Jason Merrill <jason@redhat.com>
3778
2a9997f3 3779 * varasm.c (globalize_decl): Get the name from the RTL, not
3780 DECL_ASSEMBLER_NAME.
3781
007bab64 3782 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
3783
e52ea370 37842002-03-19 Bob Wilson <bob.wilson@acm.org>
3785
3786 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
3787 subdi_carry): Define.
3788
8abd1171 37892002-03-19 David Edelsohn <edelsohn@gnu.org>
3790
3791 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
3792 about -fpic/-fPIC if extra_warnings set.
3793
506664d9 37942002-03-19 David Edelsohn <edelsohn@gnu.org>
3795
3796 * expr.c (expand_expr): Sign-extend CONST_INT generated from
3797 TREE_STRING_POINTER.
cb19c5ed 3798 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
506664d9 3799
1508f037 3800Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3801
3802 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
3803 in favor of SP if FRAME_POINTER_REQUIRED is false.
3804
2d232d05 38052002-03-19 Lars Brinkhoff <lars@nocrew.org>
3806
3807 * emit-rtl.c (gen_int_mode): New function.
3808 * rtl.h: Prototype for it.
3809 * combine.c (make_extraction, simplify_comparison), expmed.c
3810 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
3811 (convert_modes, store_field), optabs.c (expand_fix),
3812 simplify-rtx.c (neg_const_int, simplify_unary_real),
3813
3814 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
3815 Use it instead of GEN_INT (trunc_int_for_mode (...)).
3816
78b80426 38172002-03-19 Jakub Jelinek <jakub@redhat.com>
3818
3819 PR c/5656
3820 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
3821 convert_parm_for_inlining.
3822 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
3823 Define.
3824 * langhooks-def.h: Likewise.
3825 * objc/objc-lang.c: Likewise.
3826 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
3827 function.
3828 * tree-inline.c (initialize_inlined_parameters):
3829 Call convert_parm_for_inlining lang hook if needed.
3830 * c-typeck.c (c_convert_parm_for_inlining): New function.
3831 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
3832
10ab549e 38332002-03-18 Mark Mitchell <mark@codesourcery.com>
3834
badfe841 3835 * calls.c (precompute_arguments): Do not assume that temporaries
10ab549e 3836 can be destroyed after expanding the argument.
3837 (expand_call): Likewise.
3838
534bddd8 38392002-03-15 Eric Christopher <echristo@redhat.com>
3840
3841 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
3842 Fix register preference on last change.
3843 * config/mips/mips.c (mips_return_in_memory): New function.
3844 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
3845 * config/mips/mips-protos.h: Declare.
3846 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
3847 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
3848
d04e6ab6 38492002-03-18 Alexandre Oliva <aoliva@redhat.com>
3850
e7f722c0 3851 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
3852 a register too.
3853 (anddi3, iorsi3): Likewise.
3854
8b1f17c6 3855 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
3856 use %gprel for symbols that are going to be placed in linkonce
3857 sections.
3858
d04e6ab6 3859 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
3860 RETURN_ADDRESS_POINTER_REGNUM to $ra.
3861 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
3862 not needed. Disregard leaf_function_p().
3863 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
3864 mips16 frame pointer.
3865 * config/mips/mips.md (store ra): Only to small SP offsets.
3866 2001-08-22 Graham Stott <grahams@redhat.com>
3867 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
3868 return a REG rtx for the return address register.
3869
7ad1c420 38702002-03-18 Bob Wilson <bob.wilson@acm.org>
3871
3872 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
3873 constant-pool addresses as "mode-dependent".
3874 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
3875
4c183732 38762002-03-18 Jakub Jelinek <jakub@redhat.com>
3877
3878 PR target/5740
3879 * expr.c (emit_group_load): Use extract_bit_field if
3880 needed for CONCAT arguments.
3881
fd957ef3 38822002-03-18 Richard Earnshaw <rearnsha@arm.com>
3883
5c29d853 3884 PR target/4863
fd957ef3 3885 * arm.md (tablejump): Make this a define_expand. For PIC add the
3886 offset to the base of the table.
3887 (thumb_tablejump): Matcher for Thumb tablejump insn.
3888 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
3889 as the difference of two labels.
3890 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
3891 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
3892 tables in the code.
3893 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
3894 * arm.c (get_jump_table_size): If the table is not in the text
3895 section, return zero.
534bddd8 3896
9e8503e6 38972002-03-18 Bernd Schmidt <bernds@redhat.com>
3898
3899 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
3900 of gen_rtx_SUBREG.
3901 (arm_reload_out_hi): Use gen_lowpart instead of
3902 gen_rtx_SUBREG to access QImode components.
3903 * config/arm/arm.md: Disable zero_extend split for QImode
3904 subregs in BIG_ENDIAN mode.
3905 (storehi_bigend): Match use of least significant byte.
3906 (storeinthi): Remove extraneous SUBREG.
5606b4a6 3907 Add missing construction of operands[2].
9e8503e6 3908 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
3909 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
3910 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
3911
44c08f4f 39122002-03-18 Aldy Hernandez <aldyh@redhat.com>
3913
2d232d05 3914 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
3915 any_operand.
44c08f4f 3916
301416af 39172002-03-17 Richard Henderson <rth@redhat.com>
3918
3919 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
3920 explicitly.
3921
00e2a1ff 39222002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
3923
3924 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
3925 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
3926
81ee4ed6 39272002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3928
d980ce5a 3929 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
3930
81ee4ed6 3931 * predict.c (estimate_bb_frequencies): Delete unused variables.
3932
59ec9229 39332002-03-17 Richard Henderson <rth@redhat.com>
3934
3935 * config/ia64/ia64.c (ia64_attribute_table): Move before
3936 targetm definition. Make static.
3937
b78207a0 39382002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
3939
3940 * c-common.h (yyparse, c_common_parse_file): New.
3941 * c-lang.c: Include c-common.h.
3942 (LANG_HOOKS_PARSE_FILE): Redefine.
3943 * c-lex.c: Include c-common.h.
3944 (yyparse): Rename c_common_parse_file. Call yyparse.
3945 * c-parse.in (yyparse): Remove macro.
3946 * c-tree.h (yyparse_1): Remove.
3947 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
3948 (LANG_HOOKS_INITIALIZER): Update.
3949 * langhooks.h (struct lang_hoooks): New hook parse_file.
3950 * toplev.c (compile_file): Use parse_file hook.
3951 * tree.h (yyparse): Remove.
59ec9229 3952 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
b78207a0 3953
d3988102 39542002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
3955
a96d9926 3956 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
3957 float_truncate, not fix.
3958 ("*truncdfsf2_real"): Ditto.
3959 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
3960
d3988102 3961 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
3962
b83113dd 39632002-03-16 Alexandre Oliva <aoliva@redhat.com>
3964
c7a20c1f 3965 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
3966 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
3967 where appropriate. Make the second reference to
3968 leaf_function_p a function call, as intended. Reindented.
3969
daef6af6 3970 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
3971 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
3972
7505da85 3973 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
3974 add register to non-constant into sp.
3975
b83113dd 3976 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
3977 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
3978 (mips16_gp_pseudo_rtx): Lose.
3979 (INIT_EXPANDERS): Deleted.
3980 * config/mips/mips.c (mips_init_machine_status): New.
3981 (mips_free_machine_status): New.
3982 (mips_mark_machine_status): New.
3983 (override_options): Set them.
3984 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
3985 (struct machine_function): ... new. Replaced all references.
3986 (mips_add_gc_roots): Don't mark them.
3987 (embedded_pic_fnaddr_reg): New, extracted from...
3988 (embedded_pic_offset): ... here.
3989 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
3990 (movsi): Likewise.
3991
9ec9f6b6 39922002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
3993
3994 * cppinit.c: Revert -MD removal.
3995
d781471b 39962002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3997
3998 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
3999 soft registers by default for 68HC12.
4000 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
4001 when compiling with -fomit-frame-pointer.
4002 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
4003 (expand_epilogue): Likewise.
4004 (m68hc11_gen_rotate): Use exg when rotating by 8.
4005
b8168c4c 40062002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4007
4008 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
4009 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
4010 (splits): Remove unused add splits.
4011 ("*addhi3_68hc12"): Tune constraints.
4012 ("addhi_sp"): Try to use X instead of Y in all cases and if the
4013 constant fits in 8-bits and D is dead use abx/aby instructions.
4014 ("*addhi3"): Remove extern declaration of ix_reg.
4015 ("*subsi3"): Optimize and provide new split.
4016 ("subhi3"): Cleanup.
4017 ("*subhi3_sp"): Avoid saving X if we know it is dead.
4018 (arith splits): For 68hc12 save the address register on the stack
4019 and do the arithmetic operation with a pop.
4020
af03ef00 40212002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4022
4023 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
4024 allocating QImode in address registers.
4025 ("*movqi_m68hc11"): Likewise.
4026
5b9c5bf5 4027Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
4028
4029 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
4030
779370e8 40312002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
4032
4033 * cppinit.c (print_help): Display -MD and -MMD.
4034 Don't display usage string. Update assertion syntax and
4035 typo.
4036 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
4037 (cpp_handle_option): Update.
4038
8a48b8c8 40392002-03-15 Chris Demetriou <cgd@broadcom.com>
4040
4041 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
4042 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
4043 and define it so that regardless of target CPU size,
4044 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
4045 of "int" rather than "long."
4046
0514cfdc 40472002-03-15 Richard Henderson <rth@redhat.com>
4048
4049 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
4050 size as a tree.
4051
8ffe78c7 40522002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4053
4054 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
4055 ("tstqi" split): Avoid using memory for tstqi on address register.
4056 (splits): Remove constraints.
4057 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
4058 ("cmpdf", "cmpsf"): Remove since not used.
4059 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
4060 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
4061
0bae8829 40622002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4063
4064 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
4065 ("neghi2"): Tighten constraints.
4066 ("one_cmplsi2"): Optimize and simplify split.
4067 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
4068
cae3e7b9 40692002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4070
4071 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
4072 and split of AND operation to clear the upper bits.
4073 ("*logicalsi3_zextqi"): Likewise.
4074 ("*logicallhi3_zexthi_ashift8"): Likewise.
4075 ("*logicalsi3_silshr16"): Likewise.
4076 ("logicalsi3_silshl16"): Likewise.
4077 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
4078
690a8e84 40792002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4080
4081 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
4082 (m68hc11_indirect_p): New function.
4083 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
4084 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
4085 TARGET_M6812.
4086 (asm_print_register): Likewise.
4087 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
4088 (m68hc11_indirect_p): Declare.
4089 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
4090 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
4091 (TARGET_SWITCHES): New option -mrelax.
4092 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
4093 destination.
4094 ("iorsi3", "xorsi3"): Likewise.
4095 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
4096 ("*andhi3_mem"): New to handle destination in memory with bclr
4097 and a scratch register.
4098 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
4099 ("*andhi3_const"): New when operand2 is constant.
4100 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
4101 ("*andhi3_gen"): Cleanup of the old "andhi3".
4102 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
4103 ("xorqi3"): Update constraints.
4104
1a5f82e2 41052002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4106
4107 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
4108 for reg_equiv_memory_loc when the operand is a register that does
4109 not get a hard register (stack location).
4110 (tst_operand): After reload, accept all memory operand.
4111 (symbolic_memory_operand): Fix detection of symbolic references.
4112 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
4113 accept symbols and any constant.
4114
ea1cd8de 41152002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4116
4117 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
4118 note on the insn that sets the soft frame register.
4119 (must_parenthesize): ix and iy are also reserved names.
4120 (print_operand_address): One more place where parenthesis are required
4121 to avoid confusion with register names.
4122 (m68hc11_gen_movhi): Allow push of stack pointer.
4123 (m68hc11_check_z_replacement): Fix handling of parallel with a
4124 clobber.
4125 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
4126 the replacement register is.
4127 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
4128 and D8_REGS classes.
4129 (MODES_TIEABLE_P): All modes are tieable except QImode.
4130
3f340f35 41312002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4132
4133 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
4134 (___subdi3): Likewise.
4135 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
4136 (__map_data_section): Optimize 68hc11 case.
4137
f836d492 41382002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4139
4140 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
4141 than a shift to avoid adding a register with itself.
4142 (m68hc11_memory_move_cost): Take into account NO_REGS.
4143 (m68hc11_register_move_cost): Update and use memory move cost
4144 for soft registers.
4145 (m68hc11_address_cost): Make cost of valid offset not 0 so that
4146 it gives more opportunities to cse to optimize.
4147 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
4148 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
4149
7b6facbf 41502002-03-15 Mark Mitchell <mark@codesourcery.com>
4151
4152 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
4153 * c-common.def (CLEANUP_STMT): New tree node.
4154 * c-common.h (CLEANUP_DECL): New macro.
4155 (CLEANUP_EXPR): Likewise.
4156 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
4157 * expr.c (expand_expr): Tidy.
4158 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
4159 * tree-inline.c (initialize_inlined_parameters): Clean up
4160 new local variables.
4161
075f5855 41622002-03-15 Jakub Jelinek <jakub@redhat.com>
4163
4164 PR bootstrap/4128
4165 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
4166 before movrXX only, use reg_overlap_mentioned_p.
4167 Only special case NE if just one insn can be generated.
4168
6959d2c2 41692002-03-15 Jason Merrill <jason@redhat.com>
4170
4171 * varasm.c (assemble_variable): Call resolve_unique_section before
4172 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
4173 of error_mark_node.
4174
f5b3169c 41752002-03-15 Richard Earnshaw <rearnsha@arm.com>
4176
4177 PR target/5170
4178 * arm.md (split pattern for thumb shiftable immediates): Add comment
4179 explaining non-obvious test.
4180
9aec9406 41812002-03-15 Richard Earnshaw <rearnsha@arm.com>
4182
4183 PR target/5712
4184 * arm.md (movaddr, movaddr_insn): Delete.
4185
c4c3877b 41862002-03-15 Jason Merrill <jason@redhat.com>
4187
4188 * toplev.c (wrapup_global_declarations): Clarify variable handling.
4189 -fkeep-static-consts doesn't apply to comdats.
4190
5626f4cd 41912002-03-14 Richard Henderson <rth@redhat.com>
4192
4193 * c-decl.c: Include c-pragma.h.
4194 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
4195 (finish_function): Tidy.
4196 * c-pragma.c: Include c-common.h.
4197 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
4198 (handle_pragma_weak): Use them.
4199 (init_pragma): Register pending_weaks.
4200 * c-pragma.h (maybe_apply_pragma_weak): Declare.
4201 * print-tree.c (print_node): Print DECL_WEAK.
4202 * varasm.c (mark_weak_decls): Remove.
4203 (remove_from_pending_weak_list): Remove.
4204 (add_weak): Remove.
4205 (asm_emit_uninitialised): Call globalize_decl for weak commons.
4206 (weak_decls): Make a tree_list.
4207 (declare_weak): Cons weak_decls directly.
4208 (globalize_decl): Remove weak_decls elements directly.
4209 (weak_finish): Simplify weak_decls walk. Don't weaken unused
4210 symbols. Don't pretend to handle aliases.
4211 (init_varasm_once): Update weak_decls registry.
4212 * Makefile.in: Update dependencies.
4213
60e8331c 42142002-03-14 Richard Henderson <rth@redhat.com>
4215
4216 PR target/5312
4217 * config/ia64/ia64.c: Include tm_p.h last.
4218 (gen_nop_type): Remove duplicate definition.
4219 (cycle_end_fill_slots): Set sched_data for second L slot.
4220 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
4221 (nop_cycles_until): Fix typos.
4222
f456a8bd 42232002-03-15 Jakub Jelinek <jakub@redhat.com>
4224
4225 PR optimization/5891
4226 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
4227
a3a14c95 42282002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
4229
4230 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
4231 descriptors correctly.
4232
0b11ae2e 42332002-03-14 Michael Meissner <meissner@redhat.com>
4234
4235 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
4236 100, allowing MAX_UNROLLED_INSNS to be overridden.
4237
4238 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
4239 --param.
4240
4241 * unroll.c (params.h): Include.
4242 (MAX_UNROLLED_INSNS): Delete, now in params.h.
4243
4244 * doc/invoke.texi (--param max-unroll-insns): Document.
4245
4246 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
4247
a058e94a 42482002-03-14 Richard Earnshaw <rearnsha@arm.com>
4249
4250 * arm.md: Fix warnings about constraints in peepholes and splits.
4251
604b7b22 42522002-03-14 Zack Weinberg <zack@codesourcery.com>
4253
4254 * cpphash.h (struct lexer_state): Remove line_extension member.
4255 * cpplib.c (dequote_string, do_linemarker): New functions.
4256 (linemarker_dir): New data object.
4257 (DIRECTIVE_TABLE): No longer need to interpret #line in
4258 preprocessed source. Delete obsolete comment about return
4259 values of handlers.
4260 (end_directive, directive_diagnostics, _cpp_handle_directive):
4261 Don't muck with line_extension.
4262 (directive_diagnostics): No need to issue warnings for
4263 linemarkers here.
4264 (_cpp_handle_directive): Issue warnings for linemarkers here,
4265 when appropriate. Dispatch linemarkers to do_linemarker, not
4266 do_line.
4267 (do_line): Code to handle linemarkers split out to do_linemarker.
4268 Convert escape sequences in filename argument, both places.
4269
4270 * cppmacro.c (quote_string): Rename cpp_quote_string and
4271 export. All callers changed.
4272 * cpplib.h (cpp_quote_string): Prototype.
4273 * cppmain.c (print_line): Call cpp_quote_string on to_file
4274 before printing it.
4275
4276 * doc/cpp.texi: Document that escapes are now interpreted in
4277 #line and in linemarkers, and that non-printing characters are
4278 converted to octal escapes when linemarkers are generated.
4279
4280Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
0f43048e 4281
4282 * emit-rtl.c (try_split): Use delete_insns.
4283 * recog.c (split_all_insns): Fix terminating condition.
4284
73dd1c00 42852002-03-14 Richard Earnshaw <rearnsha@arm.com>
4286 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
4287
4288 PR target/5828
4289 * arm.c (arm_output_epilogue): Fix floating-point register save
4290 adjustment when using a frame pointer.
4291
8c9bf23a 42922002-03-14 Richard Sandiford <rsandifo@redhat.com>
4293
4294 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
4295 * config/mips/mips.c (compute_frame_size): Retrofit them here.
4296 (save_restore_insns, mips_expand_epilogue): And here.
4297 (build_mips16_call_stub): And here.
4298 (mips_function_value): Use the new macros to decide whether a single
4299 or complex float can be returned in floating-point registers. Return
4300 a parallel rtx in the complex case.
4301
b65ae28b 4302Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
4303
4304 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
4305 call after liveness analysis.
4306
4307 * recog.c (split_insn): Use delete_insn_and_edges.
4308
4309 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
4310 instructions to have branch prediction notes.
4311 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
4312
89d762ad 43132002-03-14 Geoffrey Keating <geoffk@redhat.com>
4314
4315 * configure.in: Don't pass -Wno-long-long to a ADA compiler
4316 that doesn't support it.
4317 * configure: Regenerate.
4318
ebd2c2bf 43192002-03-13 Jakub Jelinek <jakub@redhat.com>
4320
4321 PR target/5626
4322 * config/sparc/sparc.md (normal_branch, inverted_branch,
4323 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
4324 inverted_fp_branch): Adjust calls to output_cbranch.
4325 Set length attribute.
4326 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
4327 output_v9branch. Set length attribute.
4328 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
4329 predicates.
4330 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
4331 (output_cbranch): Likewise. Handle far branches.
4332 (output_v9branch): Handle far branches.
4333 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
4334 Adjust prototypes.
4335 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
4336 noov_compare64_op predicates.
4337
cee68eb1 43382002-03-13 Jason Merrill <jason@redhat.com>
4339
4340 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
4341 into the function and constify it.
4342 * gthr-dce.h, gthr-solaris.h: Likewise.
4343
04c6ce8b 43442002-03-13 David Edelsohn <edelsohn@gnu.org>
4345
4346 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
4347 * config/rs6000/rs6000.c (rs6000_va_arg): Use
4348 std_expand_builtin_va_arg if not ABI_V4.
4349
1fbd58a2 43502002-03-13 Jason Merrill <jason@redhat.com>
4351
4352 * varasm.c (globalize_decl): New fn.
4353 (assemble_start_function): Use it.
4354 (asm_emit_uninitialized): Use it.
4355 (assemble_alias): Use it.
4356 (assemble_variable): Use it.
4357
082203db 43582002-03-13 Hans-Peter Nilsson <hp@axis.com>
4359
4360 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
604b7b22 4361 2002-03-12 internal visibility change.
082203db 4362 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
4363 visibility into SYMBOL_REF_FLAG.
4364
701cbdec 43652002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
4366
4367 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
4368 VOIDmode operand. Add compile-time optimization for constant results.
4369
3ecb65ec 43702002-03-12 Jason Merrill <jason@redhat.com>
4371
4372 * c-typeck.c (convert_for_assignment): Don't allow conversions
4373 between pointers and references. Only allow lvalues to convert to
4374 reference.
4375
ecfe03ce 43762002-03-13 Hartmut Penner <hpenner@de.ibm.com>
4377
604b7b22 4378 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
4379 before prologue, to avoid scheduling problems.
ecfe03ce 4380
937b2058 43812002-03-13 Jakub Jelinek <jakub@redhat.com>
4382
4383 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
4384 (ELIMINABLE_REGS): Add sfp->sp.
4385 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
4386
43872002-03-13 Jakub Jelinek <jakub@redhat.com>
5e60cbe4 4388
4389 PR optimization/5892
4390 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
4391
73b69176 43922002-03-13 Jakub Jelinek <jakub@redhat.com>
4393
4394 * loop.c (basic_induction_var): Don't call convert_modes if mode
4395 classes are different.
4396
df9f5cf8 43972002-03-12 Richard Henderson <rth@redhat.com>
4398
5c0913b4 4399 PR optimization/5901
4400 * function.c (reposition_prologue_and_epilogue_notes): Position
4401 the markers after/before the last/first insn not deleted.
4402
44032002-03-12 Richard Henderson <rth@redhat.com>
4404
4405 PR optimization/5878
df9f5cf8 4406 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
4407 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
4408 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
4409
4410 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
4411 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
4412 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
4413
4414 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
4415 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
4416 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
4417 also. Don't set it if not flag_pic.
4418 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
4419 to be INVALID_REGNUM when not used.
4420
edc4f1e8 44212002-03-13 Aldy Hernandez <aldyh@redhat.com>
4422
df9f5cf8 4423 * expmed.c (store_bit_field): Reset alias set for memory.
4424 (extract_bit_field): Same.
edc4f1e8 4425
ab1a776d 44262002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4427
4428 * c-common.c (c_tree_code_type, c_tree_code_length,
4429 c_tree_code_name, add_c_tree_codes): Delete.
4430 * c-common.h (add_c_tree_codes): Delete.
4431 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
4432 Define.
4433 * c-objc-common.c (c_objc_common_init): Don't call
4434 add_c_tree_codes, instead set lang_unsafe_for_reeval.
4435 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
4436 objc_tree_code_name, add_objc_tree_codes): Delete.
4437 (objc_init): Don't call add_objc_tree_codes.
4438 * objc/objc-lang.c (tree_code_type, tree_code_length,
4439 tree_code_name): Define.
4440 * toplev.c (lang_independent_init): Don't set
4441 tree_code_length[IDENTIFIER_NODE].
4442 * tree.c (tree_code_type, tree_code_length, tree_code_name):
4443 Delete definitions, moved to language front-ends.
4444 * tree.def (IDENTIFIER_NODE): Hardwire the length.
4445 * tree.h (tree_code_type, tree_code_length, tree_code_name):
4446 Const-ify.
4447 (tree_code_length): Change type to unsigned char.
4448
387fa9f2 44492002-03-12 Richard Henderson <rth@redhat.com>
4450
4451 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
4452 internal visibility change.
4453
9c56a8c5 44542002-03-12 Bob Wilson <bob.wilson@acm.org>
4455
4456 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
4457 validize_mem() instead of change_address to avoid clobbering
4458 memory attributes.
4459
3d196c8b 44602002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
4461
4462 * c-lex.h (position_after_whitespace): Remove.
4463
2f6ec5fe 44642002-03-12 Jakub Jelinek <jakub@redhat.com>
4465
4466 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
4467 (lex_string): Use unsigned char pointers.
4468
295a8b81 44692002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
4470
4471 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
4472 is not a valid memory_operand.
4473
9c45dd90 44742002-03-12 Bob Wilson <bob.wilson@acm.org>
4475
4476 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
4477 * config/xtensa/lib1funcs.asm: Fix copyright to include
4478 special case for libgcc files.
4479 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
4480 (__divsi3): Likewise.
4481 (__umodsi3): Likewise.
4482 (__modsi3): Likewise.
4483 * config/xtensa/lib2funcs.S: Fix copyright to include
4484 special case for libgcc files.
4485
02159c3f 44862002-03-12 Tom Rix <trix@redhat.com>
4487
4488 * collect2.c (resolve_lib_name): Move outside of
604b7b22 4489 OBJECT_FORMAT_COFF ifdef.
02159c3f 4490 (ignore_library): Same.
4491
9f58be3b 44922002-03-12 Bob Wilson <bob.wilson@acm.org>
4493
4494 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
4495
9703ff3b 44962002-03-12 Bob Wilson <bob.wilson@acm.org>
4497
4498 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
4499 to function_section before writing out the constant pool.
4500
77638b48 45012002-03-12 David Edelsohn <edelsohn@gnu.org>
4502
4503 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
4504 zero_constant.
4505 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
4506
45072002-03-12 Alan Modra <amodra@bigpond.net.au>
4508
4509 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
4510 (adddi3): Likewise.
4511 (movdf): Likewise.
4512 (movdi): Likewise.
4513 (cmpsi splitter): Likewise.
4514 (modsi3): Fail if <= 0.
4515 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
4516 redundant test when HOST_BITS_PER_WIDE_INT != 32.
4517 (reg_or_sub_cint64_operand): Likewise.
4518 (num_insns_constant_wide): Optimize sign extension.
4519 (rs6000_legitimize_address): Likewise.
4520
a204a355 45212002-03-12 Andrew MacLeod <amacleod@redhat.com>
4522
4523 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4524 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4525
a32f0634 45262002-03-12 Andrew MacLeod <amacleod@redhat.com>
4527
4528 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
4529 address calculation.
4530
dc4951d9 45312002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
4532
4533 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
4534 scratch register to DImode / TImode.
4535 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
4536 register used does not overlap the target.
4537
e42f6423 45382002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4539
4540 * Makefile.in (debug.o): Depend on debug.h.
4541 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
4542 * debug.c (do_nothing_debug_hooks): Likewise.
4543 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
4544 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
4545 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
4546 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
4547 * dwarfout.c (dwarf_debug_hooks): Likewise.
4548 * integrate.c (output_inline_function): Likewise.
4549 * objc/objc-act.c (synth_module_prologue): Likewise.
4550 * sdbout.c (sdb_debug_hooks): Likewise.
4551 * toplev.c (debug_hooks): Likewise.
4552 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
4553
3cf24182 45542002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4555
4556 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
4557 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
4558 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
4559 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
4560 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
4561 * defaults.h (POINTER_SIZE): Define.
4562 * doc/tm.texi (POINTER_SIZE): Document default.
4563
d7f9cd15 45642002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4565
4566 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
4567
c8003097 45682002-03-11 Richard Henderson <rth@redhat.com>
4569
4570 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
4571 if rebuild_label_notes_after_reload.
4572
3dfc21d3 45732002-03-12 Hans-Peter Nilsson <hp@axis.com>
4574
4575 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
4576 emit pic register load if "internal" visibility.
4577 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
4578 (cris_expand_builtin_va_arg): Do all computations on trees.
4579
aee989f5 45802002-03-11 Richard Henderson <rth@redhat.com>
4581
4582 * rtlanal.c: Include recog.h.
4583 (keep_with_call_p): Fix thinko.
4584 * Makefile.in (rtlanal.o): Update dependencies.
4585
337057dd 45862002-03-11 Chris Meyer <cmeyer@gatan.com>
4587
4588 * genflags.c (gen_insn): Use IS_VSPACE.
4589 * genoutput.c (output_insn_data): Likewise.
4590 (process_template): Likewise.
4591
c013f26c 45922002-03-11 Richard Henderson <rth@redhat.com>
4593
4594 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
4595
deb88e7d 45962002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
4597
4598 * Makefile.in: Update.
c013f26c 4599 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
deb88e7d 4600 Update documentation.
c013f26c 4601 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
4602 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
deb88e7d 4603
278d27f5 46042002-03-11 Zack Weinberg <zack@codesourcery.com>
4605
4606 * Makefile.in: Give texi2pod its input file as a command line
4607 argument, not on stdin.
4608
c5d44e2f 46092002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
4610 Daniel Berlin <dan@dberlin.org>
4611
4612 C++ alias analysis improvement.
604b7b22 4613 * alias.c (record_component_aliases): Record aliases for base
c5d44e2f 4614 classes too.
4615
77638b48 46162002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
4617
6adfb8f8 4618 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
4619
3ce510d2 46202002-03-11 Douglas B Rupp <rupp@gnat.com>
4621
d0307f64 4622 * toplev.c (vms_fopen): Remove, not needed.
4623
a69c2678 4624 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
4625
67ced5ab 4626 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
4627
2ab60bb1 4628 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
4629 for FP, already done later.
4630
3ce510d2 4631 * toplev.c (debug_args): Add entry for VMS_DEBUG.
4632 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
4633
68d65858 46342002-03-11 Richard Sandiford <rsandifo@redhat.com>
4635
4636 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
4637 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
4638 LARGEST_EXPONENT_IS_NORMAL for the given mode.
4639 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
4640 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
4641 (ediv, emul, eldexp, esqrt): Likewise.
4642 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
4643 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
4644 (saturate): New function.
4645 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
4646 (make_nan): Use a saturation value instead of a NaN if
4647 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
4648 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
4649 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
4650 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
4651 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
4652 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
4653 !ROUND_TOWARDS_ZERO.
4654 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
4655 (ROUND_TOWARDS_ZERO): Document.
4656
7d3bbd11 46572002-03-11 Andreas Jaeger <aj@suse.de>
4658
4659 * cfg.c (dump_flow_info): Remove unused variable.
4660
39e4b33f 46612002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
4662
4663 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
4664 computations on trees.
4665
8e2f6d6b 46662002-03-10 Richard Henderson <rth@redhat.com>
4667
1fcf59fa 4668 PR 5693:
8e2f6d6b 4669 * reload.c (copy_replacements_1): New.
4670 (copy_replacements): Use it to recurse through the rtx.
4671
3864028d 46722002-03-10 Richard Henderson <rth@redhat.com>
4673
4674 * loop.c (strength_reduce): Compute number of iterations as
4675 unsigned HOST_WIDE_INT.
4676
cbaab9a3 46772002-03-10 Richard Henderson <rth@redhat.com>
4678
4679 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
4680 to move away from the end of the block.
4681
49eb929e 46822002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
4683
4684 PR preprocessor/5899
4685 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
7d3bbd11 4686
40265b77 46872002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4688
ed156d8b 4689 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
4690
40265b77 4691 * attribs.c (decl_attributes): Fix signed/unsigned warning.
4692
af08e904 46932002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
4694
4695 * config/mmix/mmix.c: Improve comments.
4696 (mmix_target_asm_function_prologue): Drop variable
4697 empty_stack_frame. Don't allocate unused slot above fp.
4698 (mmix_target_asm_function_epilogue): Mirror prologue changes.
4699 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
4700 brace in first column.
4701 (enum reg_class): Ditto.
4702 (FIRST_PARM_OFFSET): Now 0.
4703 (USER_LABEL_PREFIX): Remove #if 0:d definition.
4704
a0cbb03c 47052002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4706
4707 * combine.c (make_extraction): Fix error in last change.
4708
c8834c5f 47092002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4710
4711 * c4x.c (c4x_fp_reglist): Const-ify.
4712 * cris.c (cris_print_operand): Likewise.
4713 * i386.c (ix86_va_arg): Likewise.
4714 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
4715 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
4716 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
4717 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
4718 * mcore.h (regno_reg_class): Likewise.
4719 * mips.c (gen_int_relational): Likewise.
4720 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
4721 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
2fdc3887 4722 * pdp11.c (move_costs): Likewise.
c8834c5f 4723 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
4724 * s390.c (s390_branch_condition_mnemonic, regclass_map):
4725 Likewise.
4726 * s390.h (regclass_map): Likewise.
4727 * sh.c (shift_amounts): Likewise.
2fdc3887 4728 * sh.md (rotlsi3): Likewise.
c8834c5f 4729
1b6747c3 47302002-03-09 Geoffrey Keating <geoffk@redhat.com>
4731
4732 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
4733 (ne0+5): Use new clobber to generate proper shift pattern.
4734 Patch by Michael Matz <matz@kde.org>.
4735
c2a9dd1b 47362002-03-09 Andreas Schwab <schwab@suse.de>
4737
4738 * gcc.c (validate_all_switches): Also handle `%W{...}'.
4739
f18ce937 47402002-03-09 Geoffrey Keating <geoffk@redhat.com>
4741
4742 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
4743
fe93cfe6 47442002-03-09 Jakub Jelinek <jakub@redhat.com>
4745
4746 PR middle-end/5877
4747 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
4748 even for non-representable constants.
4749
dbd8525d 4750Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4751
dd367d39 4752 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
4753 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
4754 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
4755 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
4756 (pop_function_context): Compute MAY_SHARE parameter for
4757 fixup_var_refs.
4758 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
4759 (gen_mem_addressof): Call fixup_var_refs with new parm.
4760
dbd8525d 4761 * combine.c (make_extraction): Don't make extension of CONST_INT.
4762
bfe3e4b4 47632002-03-09 Alexandre Oliva <aoliva@redhat.com>
4764
aeaa7ebf 4765 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
4766 in o32 and o64 ABIs.
4767 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
4768 but getting fixed-size structs passed in registers regardless of
4769 padding in o32 and o64 ABIs.
4770
bfe3e4b4 4771 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
4772 offset before loading address of argument passed by transparent
4773 reference.
4774
f636c6f8 47752002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
4776
4777 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
4778
8be74258 47792002-03-09 Alexandre Oliva <aoliva@redhat.com>
4780
4781 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
4782 marker such that registers after it are saved.
4783
56c1f669 47842002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4785
4786 * sparc.c (arith_4096_operand): Fix error in last change.
4787
e02a1a96 47882002-03-08 Alexandre Oliva <aoliva@redhat.com>
4789
4790 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
4791 defaults for MEABI.
4792
ceed8fc4 47932002-03-08 Aldy Hernandez <aldyh@redhat.com>
4794
df9f5cf8 4795 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
4796 vectors.
ceed8fc4 4797
23d90bc4 47982002-03-08 Aldy Hernandez <aldyh@redhat.com>
4799
df9f5cf8 4800 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
23d90bc4 4801
461eeb14 4802Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
4803
4804 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
4805 removed; fix return value.
4806 * combine.c (combine_instructions): Dirtify blocks where we failed to
4807 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
4808 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
4809
e9f3819b 48102002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4811
4812 * gcse.c (insert_insn_end_bb): Fix typo in last change.
4813
fbf81687 4814Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
4815
4816 * recog.c (peephole2_optimize): Re-distribute EH edges.
4817
1d347c23 48182002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
4819
4820 * expr.c (expand_expr): Use unsave lang hook.
4821 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
4822 (LANG_HOOKS_INITIALIZER): Update.
4823 * langhooks.h (struct lang_hooks): New hook unsave.
4824 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
4825 (unsave_expr_1): Remove unused lang_unsave_expr_now.
4826 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
4827 (unsave_expr_now): Remove.
4828 * tree.h (unsave_expr_now, lang_unsave,
4829 lang_unsave_expr_now): Remove.
4830 (lhd_unsave): New.
4831
77353e4f 48322002-03-08 Andreas Jaeger <aj@suse.de>
4833
4834 * flow.c (propagate_block_delete_insn): Remove unused variable.
4835
320e354f 48362002-03-08 Kazu Hirata <kazu@hxi.com>
4837
4838 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
4839 insn length for memory load/store.
4840
e9cf3fd5 48412002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
77353e4f 4842
e9cf3fd5 4843 * doc/install.texi (--with-libiconv-prefix): Document.
4844
10f0cf8a 48452002-03-08 Michael Y. Brukman <myb2@cornell.edu>
4846
4847 * doc/sourcebuild.texi: Fix typo.
4848
91f95e00 48492002-03-08 Jakub Jelinek <jakub@redhat.com>
4850
4851 PR c/3711
4852 * builtins.c (std_expand_builtin_va_arg): Do all computations on
4853 trees.
4854
c15aa775 4855Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4856
4857 * rtl.c (copy_most_rtx): Move from here ...
4858 * emit-rtl.c (copy_most_rtx): ... to here.
4859
0f86aaad 48602002-03-08 Alexandre Oliva <aoliva@redhat.com>
4861
565fd2f8 4862 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
4863 SUBTARGET_CPP_SIZE_SPEC.
4864 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
4865
0f86aaad 4866 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
4867
6a81282b 48682002-03-07 Matt Hiller <hiller@redhat.com>
4869
4870 * gensupport.c (first_dir_md_include): Renamed from include;
4871 change all references.
4872 (last_dir_md_include): Renamed from last_include; change all
4873 references.
4874 (init_md_reader): Unconditionally initialize base_dir whether or
4875 not filename is a relative path.
4876
c81364d2 48772002-03-07 Alexandre Oliva <aoliva@redhat.com>
4878
f4a030ba 4879 * config/fp-bit.c (_unord_f2): Compile it in even if
4880 US_SOFTWARE_GOFAST is enabled.
4881
c81364d2 4882 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
4883 NULL_RTX. Set all HFmode operations as NULL_RTX.
4884 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
4885 NULL_RTX, try reversing the comparison and the operands.
4886
0605fce2 48872002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
4888
4889 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
4890 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
4891 and MATCH_OP_DUP.
4892
fee25a27 4893Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
4894
4895 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
4896
17a54dac 4897Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
4898
4899 * basic-block.h (fixup_abnormal_edges): Declare.
4900 * reload1.c (fixup_abnormal_edges): New function.
4901 * reg-stack.c (convert_regs): Use it.
4902
4903 * gcse.c (insert_insn_end_bb): Handle trapping insns.
4904
4905 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
4906
920d0fb5 49072002-03-07 Richard Sandiford <rsandifo@redhat.com>
4908
4909 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
4910 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
4911 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
4912 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
4913 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
4914 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
4915 unless x and y could be infinite.
4916 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
4917 Check that the common type of both arguments is a real, even for
4918 targets without unordered comparisons. Allow an integer argument
4919 to be compared against a real.
4920 (expand_tree_builtin): Use expand_unordered_cmp.
4921 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
4922 * cse.c (fold_rtx): Likewise. Fix indentation.
4923 * fold-const.c (fold_real_zero_addition_p): New.
4924 (fold): Use it, and the new HONOR_... macros.
4925 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
4926 * jump.c (reversed_comparison_code_parts): After searching for
4927 the true comparison mode, use HONOR_NANS to decide whether it
4928 can be safely reversed.
4929 (reverse_condition_maybe_unordered): Remove IEEE check.
4930 * simplify-rtx.c (simplify_binary_operation): Use the new macros
4931 to decide which simplifications are valid. Allow the following
4932 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
4933 and (a - -b) to (a + b).
4934 (simplify_relational_operation): Use HONOR_NANS.
4935 * doc/tm.texi: Document the MODE_HAS_... macros.
4936
b77df330 49372002-03-07 Richard Earnshaw <rearnsha@arm.com>
4938
4939 * combine.c (simplify_comparison): If simplifying a logical shift
4940 right and compare with constant, force the comparison to unsigned.
4941
04b78509 49422002-03-07 Aldy Hernandez <aldyh@redhat.com>
4943
df9f5cf8 4944 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
04b78509 4945
df9f5cf8 4946 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
4947 -mabi=no-altivec
4948 (alt_reg_names): Remove % for vrsave.
04b78509 4949
eeddd58f 49502002-03-06 Richard Henderson <rth@redhat.com>
4951
a195030a 4952 PR optimization/5844
eeddd58f 4953 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
4954 if used indicates we've already emitted one copy of an operand.
4955 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
4956 (gen_split): Supply a non-null used.
4957
907bb1cf 49582002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
4959
df9f5cf8 4960 * reload1.c (reload): Unshare all rtl after reload is done.
907bb1cf 4961
77353e4f 4962 * simplify-rtx.c (simplify_plus_minus): Do not abort,
907bb1cf 4963 but simply fail if the expression is too complex to simplify.
4964 (simplify_gen_binary): Handle simplify_plus_minus failures.
4965
f760eb7d 4966Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
4967
4968 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
4969 consistently call delete_trivially_dead_insns after CSE and GCSE;
4970 fix DFI_life dumping; do jump threading after liveness; do crossjumping
4971 after liveness2; update comment in last crossjumping.
4972 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
4973
34f7b915 4974Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
4975
1a7cfed3 4976 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
4977 after completing fast dead code elimination.
4978
34f7b915 4979 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
4980 COMPARE operator.
77353e4f 4981
f479a6f2 49822002-03-06 Phil Edwards <pme@gcc.gnu.org>
4983
4984 * version.c: Fix misplaced leading blanks on first line.
4985
7440f6f4 4986Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
4987
4988 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
4989
4ccdad8e 4990Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
4991
4992 * cfgcleanup.c (mentions_nonequal_regs): New function.
4993 (thread_jump): Use it.
4994 * toplev.c (rest_of_compilation): Run jump threading after
4995 liveness.
4996
0aba1273 49972002-03-06 Jakub Jelinek <jakub@redhat.com>
4998
4999 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
5000 patch.
5001
7a569e8f 5002Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
5003
5004 * predict.c (estimate_bb_frequencies): Do not reload the
5005 frequencies from notes.
5006
fb20d6fa 5007Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
5008
5009 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
5010 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
5011
5012 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
5013 delete_noop_moves): Return indeger.
5014 * flow.c (ndead): New variable.
5015 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
5016 BB argument; update callers.
5017 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
5018 (life_analysis): Do not call purge_all_dead_edges.
5019 (update_life_info): Return number of deleted insns; print statistics.
5020 (update_life_info_in_dirty_blocks): likewise.
5021 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
5022 return number of insns deleted.
5023
5024 * cse.c: Include timevar.h
5025 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
5026 iterate until stabilizes; print statistics; return number of killed
5027 insns.
5028 * Makefile.in: (cse.o): Add timevar.h dependency
5029 * rtl.h (delete_trivially_dead_insns): New.
5030 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
5031 * toplev.c (rest_of_compilation): Update callers.
5032
5033 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
5034 (try_optimize_cfg): Do not update liveness.
5035 (cleanup-cfg): Loop until try_optimize_cfg and dead code
5036 removal stabilizes; use delete_trivially_dead_insns.
5037
5038 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
5039
3c40011e 50402002-03-05 Zack Weinberg <zack@codesourcery.com>
5041
5042 * cppmain.c (setup_callbacks): Disable #pragma and #ident
5043 callbacks when processing assembly language.
5044
a052da6f 50452002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5046
5047 * pa.h (ASM_FILE_END): Define.
5048 * som.h (ASM_FILE_END): Delete.
5049
5050 * pa.c (function_arg): Don't pass floats in general registers in
5051 indirect calls if TARGET_ELF32.
5052
7a1463d6 50532002-03-05 Richard Henderson <rth@redhat.com>
5054
5055 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
5056
b8dd27f3 50572002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
5058
5059 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
5060
a826398d 50612002-03-05 Jakub Jelinek <jakub@redhat.com>
5062
5063 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
5064 -r command line. Don't hide any symbols if not building
5065 shared libgcc.
5066
a2e42321 5067Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
5068
5069 * cfg.c (dump_flow_info): Warn about profile mismatches.
5070 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
5071 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
5072
de2dd2b0 50732002-03-05 Jakub Jelinek <jakub@redhat.com>
5074
5075 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
5076 wide volatile memory by parts.
5077
301d4551 50782002-03-05 Jakub Jelinek <jakub@redhat.com>
5079
5080 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
5081 is NULL.
5082
1daf4caa 50832002-03-05 Richard Henderson <rth@redhat.com>
5084
df9f5cf8 5085 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
1daf4caa 5086
a39bc6f7 50872002-03-04 Geoffrey Keating <geoffk@redhat.com>
5088
5089 * toplev.c (documented_lang_options): Document more
5090 language-specific options.
5091 * doc/invoke.texi (Warning Options): Correct documentation for
5092 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
5093 * c-decl.c (c_decode_option): Use a table to handle warning options.
5094
ae484cc8 50952002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
5096
5097 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
5098 parameter to mmix_encode_section_info.
5099 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
5100 relocatably. Always produce ELF, not mmo if linking relocatably.
5101 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
5102 first is non-zero, don't add symbol prefix.
5103 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
5104 prototype accordingly.
5105
7eab7b2a 51062002-03-04 Krister Walfridsson <cato@df.lth.se>
5107
5108 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
5109
62357fc7 51102002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
5111
5112 * configure.in: Increase required makeinfo version to 4.1.
5113 * configure: Regenerate.
5114
1f347f18 51152002-03-04 Geoffrey Keating <geoffk@redhat.com>
5116
5117 * .cvsignore: Remove *.info* and genrtl*; these files are generated
5118 elsewhere now.
5119
a06a3d20 51202002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
5121
5122 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
5123 * doc/invoke.texi: Fix @math uses.
5124
8325b48b 5125Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
5126
5127 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
5128 removal
5129
5d916180 51302002-03-03 Aldy Hernandez <aldyh@redhat.com>
5131
df9f5cf8 5132 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
5133 (powerpc-*-eabisimaltivec*): Same.
5d916180 5134
df9f5cf8 5135 * config/rs6000/t-ppcendian: New.
5d916180 5136
ffb0737e 51372002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5138
5139 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
5140 nonimmediate_src_operand and nonimmediate_lsrc_operand to
5141 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
5142
7bc16a7d 51432002-03-03 Richard Henderson <rth@redhat.com>
5144
5145 * toplev.c (rest_of_decl_compilation): Revert last two changes.
5146
4268f174 51472002-03-03 Zack Weinberg <zack@codesourcery.com>
5148
5149 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
5150 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
5151 tree.c, config/m68k/m68k.c:
5152 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
5153 REAL_ARITHMETIC blocks unconditional. Delete some further
5154 #ifdef blocks predicated on REAL_ARITHMETIC.
5155 * flags.h, toplev.c: Delete remaining references to
5156 flag_pretend_float.
5157
5158 * doc/invoke.texi: Remove documentation of -fpretend-float.
5159 * doc/tm.texi: Describe the various REAL_* macros as provided by
5160 real.h, not by the target configuration files.
5161
5162 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
5163 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
5164 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
5165 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
5166 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
5167 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
5168 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
5169 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
5170 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
5171 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
5172 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
5173 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
5174 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
5175 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
5176 config/xtensa/xtensa.h:
5177 Do not define, undefine, or mention in comments any of
5178 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
5179 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
5180 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
5181 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
5182 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
5183 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
5184 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
5185 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
5186 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
5187
6c11cad6 51882002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5189
6852ad78 5190 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
5191 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
5192 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
5193 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
5194 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
5195 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
5196 Delete.
5197 * defaults.h (BITS_PER_WORD): Define.
4268f174 5198 * doc/tm.texi (BITS_PER_WORD): Document default value.
6852ad78 5199
6c11cad6 5200 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
5201 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
5202 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
5203
3585dac7 52042002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5205
5206 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
5207 lieu of explicit sizeof/sizeof.
5208 * i386.c (override_options, ix86_init_mmx_sse_builtins,
5209 ix86_expand_builtin): Likewise.
5210 * mips.c (mips_add_gc_roots): Likewise.
5211 * mmix.c (mmix_output_condition): Likewise.
5212 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
5213 altivec_init_builtins): Likewise.
5214 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
5215 * cppexp.c (Nsuff, parse_number): Likewise.
5216 * cppinit.c (builtin_array_end): Likewise.
5217 * gcc.c (n_default_compilers, process_command): Likewise.
5218 * genpreds.c (output_predicate_decls): Likewise.
5219 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
5220 * lcm.c (N_ENTITIES): Likewise.
5221 * stor-layout.c (set_sizetype): Likewise.
4268f174 5222
822729d2 52232002-03-03 Richard Henderson <rth@redhat.com>
5224
5225 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
5226 for types or labels.
5227
64fe11e2 52282002-03-03 Richard Henderson <rth@redhat.com>
5229
5230 * c-decl.c (start_decl): Initialized variables are not common.
5231
5609b23b 52322002-03-02 Per Bothner <per@bothner.com>
5233
5234 * gcc.c (option_map): Suport new --bootclasspath option.
5235 --CLASSPATH is now just an alias for --classpath.
5236
21a24508 52372002-03-02 Richard Henderson <rth@redhat.com>
5238
5239 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
5240 load if "internal" visibility.
5241 * doc/extend.texi: Document visibility meanings.
5242
73d953ec 52432002-03-02 Richard Henderson <rth@redhat.com>
5244
5245 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
5246 to functions as well.
5247
01694f08 52482002-03-02 Richard Henderson <rth@redhat.com>
5249
5250 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
5251 (handle_visibility_attribute): Don't call assemble_visibility.
5252 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
5253 without asmspec. Invoke assemble_alias when needed.
5254 * varasm.c (maybe_assemble_visibility): New.
5255 (assemble_start_function, assemble_variable, assemble_alias): Use it.
5256
41eb471c 52572002-03-02 Richard Henderson <rth@redhat.com>
5258
5259 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
5260 invoke ENCODE_SECTION_INFO with first call flag.
5261
5262 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
5263 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
4268f174 5264 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
41eb471c 5265 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
5266 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
5267 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
5268 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
5269 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
5270 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
5271 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
5272 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
5273 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
4268f174 5274 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
5275 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
41eb471c 5276 config/mcore/mcore-protos.h, config/mcore/mcore.c,
5277 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
5278 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
4268f174 5279 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
41eb471c 5280 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
5281 config/sh/sh.h, config/sparc/sparc.h,
5282 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
5283 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
5284 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
5285 FIRST argument. As needed, examine it and do nothing.
5286
4268f174 5287 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
41eb471c 5288 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
5289 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
5290
5291 * config/arm/t-pe (pe.o): Add dependencies.
5292
adb7ce73 52932002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5294
5295 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
5296 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
5297 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
5298 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
5299 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
5300 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
5301 * defaults.h (BITS_PER_UNIT): Define.
5302 * doc/tm.texi (BITS_PER_UNIT): Document default value.
5303
484c1e8d 53042002-03-02 Kazu Hirata <kazu@hxi.com>
5305
5306 * config/h8300/h8300-protos.h: Add a prototype for
5307 compute_a_shift_length.
5308 * config/h8300/h8300.c (h8300_asm_insn_count): New.
5309 (compute_a_shift_length): Likewise.
5310 (h8300_adjust_insn_length): Do not adjust insn length of shift
5311 insns.
5312 * config/h8300/h8300.md (anonymous shift patterns): Use
5313 compute_a_shift_length.
5314
430816ab 5315Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5316
a262ec1f 5317 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
5318 trunc_int_for_mode.
5319
430816ab 5320 * emit-rtl.c (offset_address): Call update_temp_slot_address.
5321
e19896a4 53222002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5323
5324 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
5325 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
5326 * flags.h (flag_zero_initialized_in_bss): Declare.
5327 * toplev.c (flag_zero_initialized_in_bss): New flag.
5328 (lang_independent_options): Add flag_zero_initialized_in_bss.
5329 * tree.c (initializer_zerop): New function.
5330 * tree.h (initializer_zerop): Declare.
5331 * varasm.c (assemble_variable): If we can emit bss, put zero
5332 initializers in the bss section.
5333
88aaa055 53342002-03-02 Alan Modra <amodra@bigpond.net.au>
5335
5336 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
5337 like more than one symbol per .weak directive.
5338
26ddabcd 53392002-03-01 Richard Henderson <rth@redhat.com>
5340
5341 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
5342 adjust argument_pointer by pretend_args_size.
5343 (ia64_va_start): Adjust va_start address by -pretend_args_size.
5344
21c71966 53452002-03-01 Kazu Hirata <kazu@hxi.com>
5346
5347 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
5348
2c3b2bf1 5349Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
5350
5351 * toplev.c (rest_of_compilation): Delete dead jumptables before
5352 loop.
5353 * flow.c (delete_dead_jumptables): Make global.
5354 * rtl.h (delete_dead_jumptables): Declare.
5355
2740149d 53562002-03-01 David Edelsohn <edelsohn@gnu.org>
5357
5358 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
5359 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
cb19c5ed 5360 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
2740149d 5361
f2702e8a 53622002-03-01 Kazu Hirata <kazu@hxi.com>
5363
5364 * config/h8300/h8300-protos.h: Fix formatting.
5365 * config/h8300/h8300.c: Likewise.
5366 * config/h8300/h8300.h: Likewise.
5367
58b67d36 53682002-03-01 Kazu Hirata <kazu@hxi.com>
5369
5370 * config/h8300/h8300.c (print_operand): Support 16-bit
5371 constant addresses.
5372 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
5373
ead227c9 53742002-02-28 Richard Henderson <rth@redhat.com>
5375
5376 * expmed.c (store_bit_field): Prevent generation of CONCATs;
5377 pun complex values as integers; use gen_lowpart instead of
5378 gen_rtx_SUBREG.
5379 (extract_bit_field): Likewise.
5380
ee0125fb 53812002-03-01 Alan Modra <amodra@bigpond.net.au>
5382 David Edelsohn <edelsohn@gnu.org>
5383
5384 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
5385 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
5386 (SUPPORTS_WEAK): Likewise.
5387 * output.h (add_weak): Add tree param.
5388 * varasm.c (add_weak): Likewise. Save decl.
5389 (struct weak_syms): Add decl field.
5390 (mark_weak_decls): New function.
5391 (init_varasm_once): ggc_add_root mark_weak_decls.
5392 (assemble_start_function): Use ASM_WEAKEN_DECL.
5393 (assemble_variable): Likewise.
5394 (assemble_alias): Likewise.
5395 (declare_weak): Pass decl to add_weak.
5396 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
5397 (remove_from_pending_weak_list): Declare and define for
5398 ASM_WEAKEN_DECL.
5399 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
5400 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
5401 * defaults.h (SUPPORTS_WEAK): Likewise.
5402 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
5403 .weak for code sym. Do emit .size for descriptor sym.
5404 (ASM_DECLARE_FUNCTION_SIZE): Define.
5405 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
5406 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
5407 .lglobl unless TARGET_XCOFF. Formatting fixes.
5408 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
5409 .weak for code sym.
5410 (HANDLE_PRAGMA_WEAK): Remove.
5411 (ASM_WEAKEN_LABEL): Remove.
5412 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
5413
7ebc28e0 54142002-03-01 Jason Merrill <jason@redhat.com>
5415
5416 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
5417 (TARGET_EXPR_CLEANUP): New macro.
5418
bfd242e8 54192002-02-28 Steve Ellcey <sje@cup.hp.com>
5420
5421 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
5422 to take ptr_extend into account as third type of extension.
5423 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
5424 fields used by SUBREG_PROMOTED_UNSIGNED_P.
5425 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
5426 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
5427 * calls.c (precompute_arguments): Use new macro.
5428 (expand_call): Ditto.
5429 * combine.c (nonzero_bits): Ditto.
5430 (record_promoted_value): Ditto.
5431 * expr.c (store_expr): Ditto.
5432 (expand_expr): Ditto.
5433 * function.c (assign_parms): Ditto.
5434
7e96c74a 54352002-02-28 Alexandre Oliva <aoliva@redhat.com>
5436
5437 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
5438 override -shared and -shared-libgcc.
5439
68345096 54402002-02-28 David O'Brien <obrien@FreeBSD.org>
5441
5442 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
5443 of "ultrasparc".
5444 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
5445 to be broken.
5446
ea90c459 54472002-02-28 Richard Henderson <rth@redhat.com>
5448
5449 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
5450 4 cycle latency from MM producers.
5451 (ia64_internal_sched_reorder): Likewise with pipeline flush.
5452
5fb1cdaf 54532002-02-28 Jakub Jelinek <jakub@redhat.com>
5454
5455 * mklibgcc.in: Don't use GNU make extension.
5456
d799a7a0 54572002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
5458
5459 * c-parse.in (STATIC): New terminal.
5460 (scspec): New non-terminal. Update productions accordingly.
5461 (program): Remove bogus ifc / end ifc.
5462 (array_declarator): Simplify production using STATIC.
5463
0b3481a4 54642002-02-28 Jim Meyering <meyering@lucent.com>
5465
5466 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
5467 \a still means TARGET_BELL.
5468
0b923690 54692002-02-28 Richard Henderson <rth@redhat.com>
5470
5471 * haifa-sched.c (sched_emit_insn): New.
5472 (schedule_block): Use last_scheduled_insn to track last insn.
5473 * sched-int.h (sched_emit_insn): Prototype.
5474 * config/ia64/ia64.c (last_issued): Remove.
5475 (ia64_variable_issue): Don't set it.
5476 (nop_cycles_until): Use sched_emit_insn.
5477
d5819eb8 54782002-02-28 Andrew MacLeod <amacleod@redhat.com>
5479
5480 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
5481 extended constants.
5482
b44470aa 54832002-02-28 Kazu Hirata <kazu@hxi.com>
5484
5485 * config/h8300/h8300.c: Fix formatting.
5486 * config/h8300/h8300.h: Likewise.
5487
fdd6a205 54882002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
5489
5490 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
5491 which may overwrite the high byte of the frame pointer.
5492
e9390a94 54932002-02-28 Bo Thorsen <bo@suse.de>
5494
5495 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
5496 (STARTFILE_SPEC): Add 64 bit files.
5497 (ENDFILE_SPEC): Likewise.
5498
7ebc28e0 54992002-02-28 Jason Merrill <jason@redhat.com>
4edb3605 5500
5501 * c-decl.c (finish_function): Only warn about missing return
5502 statement with -Wreturn-type.
5503
11808932 5504Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
5505
5506 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
5507
5508 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
5509 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
5510
308f9b79 5511Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
5512
5513 * basic-block.h (BB_REACHABLE): Renumber.
5514 (BB_DIRTY, BB_NEW): New flags.
5515 (clear_bb_flags): Declare.
5516 (update_life_info_in_dirty_blocks): Declare.
5517 * cfg.c (clear_bb_flags): New function.
5518 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
5519 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
5520 reorder_insns, emit_insn_after): Mark block as dirty.
5521 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
5522 (update_life_info_in_dirty_blocks): New function.
5523 * recog.c (apply_change_group): Dirtify block.
5524
5525 * cse.c (cse_insn): Reorder emitting of jump insn to keep
5526 cfg consistent.
5527 * gcse.c (delete_null_pointer_checks): Likewise.
5528
5529 * toplev.c (dump_file_index): Move cse2 after bp,
5530 add DFI_null
5531 (dump_file_info): Similary.
5532 (rest_of_compilation): Avoid most of CFG rebuilds;
5533 do first if converision after null pointer checks, do cse2
5534 after branch prediction; avoid full liveness rebuild after
5535 initializing subregs.
5536 * invoke.texi (-d options): Document -du, renumber.
5537
5538 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
5539 (notice_new_block): Do not set BB_UPDATE_LIFE.
5540 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
5541 merge_blocks_move_successor_nojumps, merge_blocks,
5542 try_crossjump_to_edge): Likewise.
5543 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
5544 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
5545 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
5546 (merge_of_block): Do not use life_data_ok.
5547 (find_if_case_1): Do not use SET_UPDATE_LIFE.
5548 (if_convert): Use BB_DIRTY mechanizm to update life.
5549 * lcm.c (optimize_mode_switching): Update
5550 update_life_info_in_dirty_blocks
5551
dbc42b78 55522002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
5553
5554 * Makefile.in (integrate.o): Update.
5555 * c-decl.c (copy_lang_decl): Rename.
5556 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
5557 * integrate.c: Include langhooks.h.
5558 (copy_decl_for_inlining): Update to use langhook.
5559 * langhooks-def.h (lhd_do_nothing_t,
5560 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
5561 (LANG_HOOKS_INITIALIZER): Update.
5562 * langhooks.c (lhd_do_nothing_t): New.
5563 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
5564 * tree.h (copy_lang_decl): Remove.
5565objc:
5566 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
5567
052c7a5c 55682002-02-27 Andrew MacLeod <amacleod@redhat.com>
5569
4268f174 5570 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
052c7a5c 5571 POST_DEC, and POST_MODIFY.
5572
3496a6b8 55732002-02-27 Zack Weinberg <zack@codesourcery.com>
5574
5575 * c-typeck.c (digest_init): Remove unused parameter; all
5576 callers changed.
5577
80cf4c75 55782002-02-27 Geoffrey Keating <geoffk@redhat.com>
5579
5580 * expmed.c (expand_shift): Correctly test for low part of a
5581 subreg.
5582
a8ef833a 55832002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
5584
5585 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
5586 insn UIDs with insn addresses.
5587
455730ef 55882002-02-27 Zack Weinberg <zack@codesourcery.com>
5589
5590 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
5591 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
5592 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
5593 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
5594 gcc.c, toplev.c: Delete code implementing -traditional mode.
5595
5596 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
5597 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
5598 Document removal of -traditional mode for compilation, and
5599 remove documentation only relevant to that mode.
5600
5601 * config/nextstep.h, config/ptx4.h, config/svr4.h,
5602 config/convex/convex.h, config/d30v/d30v.h,
5603 config/i386/dgux.h, config/i386/osf1elf.h,
5604 config/i386/osfelf.h, config/i386/osfrose.h,
5605 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
5606 config/m68k/hp310.h, config/m88k/dgux.h,
5607 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
5608 config/m88k/m88k.h, config/m88k/openbsd.h,
5609 config/mips/abi64.h, config/mips/osfrose.h,
5610 config/mips/svr4-5.h, config/mips/svr4-t.h,
5611 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
5612 config/stormy16/stormy16.h: Remove all references to
5613 -traditional from target specs. Delete all mention of the
5614 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
5615 delete a couple of commented-out definitions of
5616 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
5617 to -traditional.
5618
5619 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
5620 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
5621
4c19a415 56222002-02-27 Zack Weinberg <zack@codesourcery.com>
5623
5624 * mklibgcc.in: Don't use \n in a line subject to
5625 interpretation by echo.
5626
c0924abf 56272002-02-27 Graham Stott <grahams@redhat.com>
5628
43422803 5629 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
5630 Constify NAME.
5631
dfb8ebb3 5632 * loop.c (prescan_loop): Handle PARALLEL.
5633
3a64bedc 5634 * unroll.c (loop_iterations): Return 0 if the add_val for
5635 a BIV is REG.
5636
0d8434b0 5637 * final.c (output_operand_lossage): Constify PFX_STR.
5638
c0924abf 5639 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
5640
2e97c9b7 5641Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
5642
5643 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
5644 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
5645
7fedc09d 5646Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
5647
5648 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
5649
d6af0368 56502002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
5651
5652 * cpplex.c (_cpp_lex_token): Handle directives in macro
5653 arguments.
5654 * cpplib.c (_cpp_handle_directive): Save and restore state
5655 if parsing macro args when entering a directive.
5656 * cppmacro.c (collect_args): No need to handle directives
5657 in macro arguments.
5658 (enter_macro_context, replace_args): Use the original macro
5659 definition in case it was redefined whilst collecting arguments.
5660doc:
5661 * cpp.texi: Update.
5662
fc54b737 56632002-02-26 David Edelsohn <edelsohn@gnu.org>
5664
5665 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
5666 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
5667 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
5668 method on AIX.
5669 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
5670 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
5671 (load_toc_v4_PIC_2): Same.
5672
56732002-02-26 Alan Modra <amodra@bigpond.net.au>
5674
5675 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
5676
eb415e91 56772002-02-26 Richard Henderson <rth@redhat.com>
5678
5679 * config/alpha/alpha.md (ashldi_se): Re-enable.
5680
c67ce487 56812002-02-26 Richard Henderson <rth@redhat.com>
5682
5683 * config/alpha/alpha.c (alpha_encode_section_info): Examine
5684 MODULE_LOCAL_P; improve commentary.
5685
e22e0554 56862002-02-26 Zack Weinberg <zack@codesourcery.com>
5687
5688 * doc/cpp.texi: Clarify documentation of relationship between
5689 #line and #include.
5690
6ad7df02 56912002-02-26 Kazu Hirata <kazu@hxi.com>
5692
5693 * config/h8300/h8300-protos.h: Update the prototype for
5694 compute_logical_op_length. Add the prototype for
5695 compute_logical_op_cc.
5696 * config/h8300/h8300.c (compute_logical_op_length): Figure out
5697 code from operands.
5698 (compute_logical_op_cc): New.
5699 * config/h8300/h8300.md: Combine all the logical op patterns
5700 in HImode and SImode. Use compute_logical_op_cc.
5701
4fc5f895 57022002-02-26 Kelley Cook <kelleycook@comcast.net>
5703
5704 * config/i386/i386.c (print_operand): Don't append ATT-style
5705 length suffixs to x87 opcodes when in Intel mode.
5706
89dd3424 57072002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
5708
5709 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
5710 (init_emit_once): Update calls.
5711 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
5712 (init_syntax_once): Prototype.
5713
57985e3a 57142002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
5715
5716 * pa-linux.h (LIB_SPEC): Update definition.
5717 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
5718
2e2347b5 57192002-02-26 Richard Henderson <rth@redhat.com>
5720
5721 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
5722 if we emitted a stop bit.
5723
e8c2499b 57242002-02-26 Jakub Jelinek <jakub@redhat.com>
5725
5726 * configure.in (libgcc_visibility): Substitute.
5727 * configure: Rebuilt.
5728 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
5729 defined symbols .hidden.
5730
b4cf9ec1 57312002-02-26 Jakub Jelinek <jakub@redhat.com>
5732
5733 * attribs.c (c_common_attribute_table): Add visibility.
5734 (handle_visibility_attribute): New function.
5735 * varasm.c (assemble_visibility): New function.
5736 * output.h (assemble_visibility): Add prototype.
5737 * tree.h (MODULE_LOCAL_P): Define.
5738 * crtstuff.c (__dso_handle): Use visibility attribute.
5739 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
5740 for MODULE_LOCAL_P symbols too.
5741 * config/ia64/ia64.c (ia64_encode_section_info): Handle
5742 MODULE_LOCAL_P symbols the same way as local symbols.
5743 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
5744 into .sdata/.sbss by the user.
5745 * doc/extend.texi (Function Attributes): Document visibility
5746 attribute.
5747
7e032860 57482002-02-26 Jakub Jelinek <jakub@redhat.com>
5749
5750 PR debug/5770
5751 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
5752 STRING_CST initializer spanning the whole variable without
5753 embedded zeros.
5754 If expand_expr returned MEM, don't use it.
5755
6e1e0aa6 57562002-02-26 Alexandre Oliva <aoliva@redhat.com>
5757
5758 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
5759 generate a die for the lexical block.
5760
359e4f59 57612002-02-26 Kazu Hirata <kazu@hxi.com>
5762
5763 * config/h8300/h8300-protos.h: Add a prototype for
5764 compute_logical_op_length.
5765 * config/h8300/h8300.c (compute_logical_op_length): New.
5766 * config/h8300/h8300.md (anonymous logical patterns): Use
5767 compute_logical_op_length for length.
5768
d5b04d83 57692002-02-26 Aldy Hernandez <aldyh@redhat.com>
5770
4fc5f895 5771 * dwarf2out.c (modified_type_die): Do not call type_main_variant
5772 for vectors.
5773 (gen_type_die): Same.
d5b04d83 5774
4fc5f895 5775 * attribs.c (handle_vector_size_attribute): Set debug information.
d5b04d83 5776
019f2e94 57772002-02-26 Daniel Egger <degger@fhm.edu>
5778
4fc5f895 5779 * config/rs6000/rs6000.md: Swap define_insn attributes to
5780 fix incorrect generation of merge high instructions instead
5781 of merge low.
019f2e94 5782
e4cd04dc 57832002-02-26 Aldy Hernandez <aldyh@redhat.com>
5784
4fc5f895 5785 * c-typeck.c (really_start_incremental_init): Use
5786 bitsize_zero_node for vectors.
e4cd04dc 5787
d0100867 57882002-02-26 Aldy Hernandez <aldyh@redhat.com>
5789
4fc5f895 5790 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
5791 ("*set_vrsave_internal"): Same.
d0100867 5792
78e5555a 57932002-02-25 Richard Henderson <rth@redhat.com>
5794
5795 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
5796 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
5797
ab5922bb 57982002-02-25 Jakub Jelinek <jakub@redhat.com>
5799
5800 PR target/5755
5801 * config/i386/i386.c (ix86_return_pops_args): Only pop
5802 fake structure return argument if it was passed on the stack.
5803
e56de52f 58042002-02-25 Jason Merrill <jason@redhat.com>
5805
5806 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
5807 RESULT_DECL.
5808
48285a3c 58092002-02-25 Alexandre Oliva <aoliva@redhat.com>
5810
5811 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
5812 link with shared_name only.
5813 * doc/invoke.texi (Link Options): Document new behavior.
5814
b345b1ff 58152002-02-25 Aldy Hernandez <aldyh@redhat.com>
5816
4fc5f895 5817 * c-typeck.c (push_init_level): Handle vectors.
b345b1ff 5818
73e0f929 58192002-02-25 Alexandre Oliva <aoliva@redhat.com>
5820
5821 * config/sparc/sparc.c (const64_high_operand): Zero-extend
5822 operands of SPARC_SETHI_P.
5823 (input_operand): Likewise.
5824 (sparc_emit_set_const32): Likewise.
5825 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
5826 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
5827 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
5828 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
5829 (movdi_insn_sp64_vis): Likewise.
5830 (movdi split, movdf split): Use SETHI32.
5831 * doc/md.texi: Document SPARC constraints L, M and N.
5832
894a5e3b 58332002-02-25 Aldy Hernandez <aldyh@redhat.com>
5834
4fc5f895 5835 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
5836 ("*set_vrsave_internal"): use mfspr for Darwin.
894a5e3b 5837
4fc5f895 5838 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
5839 gen_get_vrsave_internal.
894a5e3b 5840
8b315642 5841Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5842
5843 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
5844
b3a9482f 58452002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
5846
5847 * cpplex.c (cpp_interpret_charconst): Get signedness or
5848 otherwise of wide character constants correct.
5849 * cppexp.c (lex): Get signedness of wide charconsts correct.
5850
e99172f2 5851Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5852
5853 * optabs.c (widen_operand): Only call convert_modes for
5854 promoted SUBREG if signedness matches.
5855 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
5856
92b1c81a 58572002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
5858
5859 * cpplib.c (glue_header_name): Use local buffer to build up
5860 header name.
5861
809ec257 58622002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
5863
5864 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
5865
7ef78393 58662002-02-23 Kazu Hirata <kazu@hxi.com>
5867
5868 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
5869 H8/300[HS] separately.
5870 * config/h8300/h8300.md: Remove the early clobber constraint
5871 from bit field patterns.
5872
4a1ea6f4 58732002-02-23 Kazu Hirata <kazu@hxi.com>
5874
5875 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
5876 register_operand.
5877 (mulhisi3): Likewise.
5878 (umulqisi3): Likewise.
5879 (umulhisi3): Likewise.
5880
9d4c611a 58812002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
5882
5883 * cppinit.c (output_deps): Correct test for stdout output.
5884 (init_dependency_output): Cure warning.
5885
8ffee379 5886Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5887
5888 * expr.c (store_expr): When converting expression to promoted
5889 equivalent type, allow using SUBREG_REG of TARGET as the target
5890 of the expansion of EXP.
5891 * loop.c (basic_induction_var, case SUBREG): Always look inside.
5892 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
5893 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
5894 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
5895 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
5896
228c5b30 58972002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
5898
5899 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
5900 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
5901 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
5902
5f2a9f4c 59032002-02-23 Jakub Jelinek <jakub@redhat.com>
5904
5905 PR optimization/5747
5906 * loop.c (scan_loop): Update reg info if move_movables created new
5907 pseudos.
5908
4a7d68d1 59092002-02-23 David Edelsohn <edelsohn@gnu.org>
5910
5911 * gcc.c (init_gcc_spec): Revert last change.
5912
3bc7190a 59132002-02-23 David Edelsohn <edelsohn@gnu.org>
5914
5915 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
5916 gpc_reg_operand constraint.
5917
59182002-02-23 Alan Modra <amodra@bigpond.net.au>
5919
5920 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
5921 Simplify comparison of `low'.
5922 (add_operand): Fix formatting.
5923 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
56f833c0 5924 (mask_operand): Disallow mask to wrap in 64-bit mode.
3bc7190a 5925 (rs6000_stack_info): Remove redundant test setting push_p.
5926 (output_toc): Fix formatting.
5927 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
5928 cc_reg_not_cr0_operand constraint.
5929 (booldi3, boolcdi3 splitters): Same.
5930
60385b36 59312002-02-23 Aldy Hernandez <aldyh@redhat.com>
5932
4fc5f895 5933 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
60385b36 5934
e0d9f0c0 59352002-02-22 David Edelsohn <edelsohn@gnu.org>
5936
5937 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
5938 gcc invoked with -shared-libgcc.
5939
2ed38b79 59402002-02-22 Jakub Jelinek <jakub@redhat.com>
5941
5942 PR c++/5748
5943 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
5944 decl if any of elements was TREE_USED.
5945
fb124916 59462002-02-22 Alexandre Oliva <aoliva@redhat.com>
5947
5948 * config/sparc/sol2.h: Don't include sys/mman.h.
5949 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
5950 (arith_4096_operand): Don't throw high bits away.
5951 (const64_operand): Take sign extension of CONST_INTs into account.
5952 (const64_high_operand, sparc_emit_set_const32): Likewise.
5953 (GEN_HIGHINT64): Likewise.
5954 (sparc_emit_set_const64_quick1): Likewise.
5955 (const64_is_2insns): Likewise.
5956 (print_operand): Use trunc_int_for_mode for sign extension.
5957 * config/sparc/sparc.h (SMALL_INT32): Likewise.
5958 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
5959 chars. Assume CONST_INT is already properly sign-extended.
5960 (movdi split): Sign-extend each SImode part.
5961 (andsi3 split): Don't mask high bits off, so that result
5962 remains properly sign-extend.
5963 (iorsi3 split): Likewise.
5964 (xorsi3 split): Likewise.
5965
857e6cf0 59662002-02-22 Richard Sandiford <rsandifo@redhat.com>
5967
5968 * fold-const.c (fold): Fix typo in comments.
5969
688a134e 59702002-02-21 Diego Novillo <dnovillo@redhat.com>
5971
5972 * Makefile.in (langhooks.o): Update dependencies.
5973
341c61b7 59742002-02-21 Diego Novillo <dnovillo@redhat.com>
5975
5976 * langhooks.c: Include flags.h.
5977
af87ad83 59782002-02-21 Aldy Hernandez <aldyh@redhat.com>
5979
5980 * testsuite/gcc.dg/attr-alwaysinline.c: New.
5981
5982 * c-common.c (c_common_post_options): Set inline trees by
5983 default.
5984
5985 * doc/extend.texi (Function Attributes): Document always_inline
5986 attribute.
5987 Update documentation about inlining when not optimizing.
5988
5989 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
5990
5991 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
5992 unless DECL_ALWAYS_INLINE.
5993
5994 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
5995 unless DECL_ALWAYS_INLINE.
5996 (c_disregard_inline_limits): Disregard if always_inline set.
5997
5998 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
5999 Disregard if always_inline set.
6000 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
6001 unless DECL_ALWAYS_INLINE.
6002
6003 * attribs.c (handle_always_inline_attribute): New.
6004 (c_common_attribute_table): Add always_inline.
6005
6006 * config/rs6000/altivec.h: Add prototypes for builtins
6007 requiring the always_inline attribute.
6008
a4194ff7 60092002-02-21 Eric Christopher <echristo@redhat.com>
6010
6011 * expmed.c (store_bit_field): Try to simplify the subreg
6012 before generating a new one when when the mode size of
6013 value is less than maxmode.
6014
fac6aae6 60152002-02-21 Richard Henderson <rth@redhat.com>
6016
6017 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
6018 than gen_rtx_PLUS to form the sum.
6019 * explow.c (force_reg): Rearrange to not allocate new pseudo
6020 when force_operand returns a register.
6021 * expr.c (expand_assignment): Allow offset_rtx expansion to
6022 return a sum. Do not force addresses into registers.
6023 (expand_expr): Likewise.
6024 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
6025 to canonicalize arithmetic that didn't simpify.
6026 (simplify_plus_minus): New argument force; update
6027 all callers. Don't split CONST unless we can do something with it,
6028 and wouldn't lose the constness of the operands.
6029
6030 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
6031 that we generated earlier.
6032
bfba49c6 60332002-02-21 Tom Tromey <tromey@redhat.com>
6034
6035 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
6036 (output_line_info): Use constant `1', with a long explanatory
6037 comment.
6038 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
6039
7f8c3466 6040Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
6041
6042 * jump.c (redirect_jump): If old label has no UID, don't try to
6043 delete it.
6044
b06aca5f 6045Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
6046
6047 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
6048 If input is constant, do shifts at compile time.
6049
8bdbaccf 60502002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
6051
6052 * doc/extend.texi: Fix some more overfull hboxes.
6053
cf3dc086 60542002-02-21 Jakub Jelinek <jakub@redhat.com>
6055
6056 PR optimization/4994
6057 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
6058 register moves.
6059
60602002-02-21 Jakub Jelinek <jakub@redhat.com>
6de9716c 6061
6062 PR c++/4574
6063 * expr.h (expand_and): Add mode argument.
6064 * expmed.c (expand_and): Add mode argument.
6065 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
6066 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
6067 * except.c (expand_builtin_extract_return_addr): Likewise.
6068 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
6069 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
6070 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
6071 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
6072 * config/c4x/c4x.md: Use GEN_INT (x) instead of
6073 gen_rtx (CONST_INT, VOIDmode, x).
6074
47ed174f 60752002-02-21 Jakub Jelinek <jakub@redhat.com>
6076
6077 PR c/4697:
6078 * stmt.c (warn_if_unused_value): Move side effects test once more.
6079
78498602 60802002-02-20 Torbjorn Granlund <tege@swox.com>
6081
6082 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
4fc5f895 6083 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
78498602 6084
11896b36 6085Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
6086
6087 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
6088 SUBREG or ZERO_EXTEND.
6089
bf622d7d 6090Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
6091
6092 * sh.h (current_function_anonymous_args): Remove.
6093 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
6094 of current_function_varargs and current_function_stdarg is set.
6095 * sh.c (sh_expand_prologue): Check current_function_varargs /
6096 current_function_stdarg / TARGET_SH5 instead of
6097 current_function_anonymous_args.
6098
6099 * sh64.h (TARGET_VERSION): Define.
6100
6007cde0 61012002-02-20 David Edelsohn <edelsohn@gnu.org>
6102
6103 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
6104 VRSAVE_REGNO on TARGET_ALTIVEC.
6105
61062002-02-20 Alan Modra <amodra@bigpond.net.au>
6107
6108 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
6109 bits of SImode const_int.
6110 (includes_rshift_p): Likewise.
6111 (print_operand): Call mask_operand and mask64_operand with correct
a4194ff7 6112 mode.
6007cde0 6113 (rs6000_output_function_epilogue): Pad traceback table to word.
6114 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
6115 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
6116 mask64_operand with correct mode.
6007cde0 6117 (FUNCTION_ARG_REGNO_P): Correct parentheses.
6118
7ad1c520 61192002-02-20 Jakub Jelinek <jakub@redhat.com>
6120
6121 PR debug/4461
6122 * varasm.c (get_pool_constant_mark): New.
6123 * rtl.h (get_pool_constant_mark): Add prototype.
6124 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
6125 be represented if it has not been output.
6126
bd72d0ee 61272002-02-20 Alexandre Oliva <aoliva@redhat.com>
6128
6129 * combine.c (do_SUBST): Sanity check substitutions of
6130 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
6131 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
6132 CONST_INT into its operand.
6133 (known_cond): Likewise, for ZERO_EXTEND.
6134 * simplify-rtx.c (simplify_unary_operation): Fix condition to
6135 allow for simplification of wide modes. Reject CONST_INTs in
6136 ZERO_EXTEND when their actual mode is not given.
6137
e3a2e745 61382002-02-20 Alexandre Oliva <aoliva@redhat.com>
6139
6140 * c-decl.c (pushdecl): If no global declaration is found for an
6141 extern declaration in block scope, try a limbo one.
6142
1c26100f 61432002-02-20 Jakub Jelinek <jakub@redhat.com>
6144
6145 PR c++/4401
6146 * c-common.c (pointer_int_sum): Moved from...
6147 * c-typeck.c (pointer_int_sum): ...here.
6148 * c-common.h (pointer_int_sum): Add prototype.
6149
9accf3d9 61502002-02-20 Jakub Jelinek <jakub@redhat.com>
6151
6152 PR c++/5713
6153 * c-decl.c (duplicate_decls): Return 0 if issued error about
6154 redeclaration.
6155
c53485bb 61562002-02-20 Roger Sayle <roger@eyesopen.com>
6157 Jakub Jelinek <jakub@redhat.com>
6158
6159 PR c/4389
6160 * tree.c (host_integerp): Ensure that the constant integer is
6161 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
6162 when pos is zero or non-zero respectively. Clarify comment.
6163 * c-format.c (check_format_info_recurse): Fix host_integerp
6164 usage; the pos argument should be zero when assigning to a
6165 signed HOST_WIDE_INT.
6166
36747d13 61672002-02-20 Richard Henderson <rth@redhat.com>
6168
6169 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
6170 of the operand, rather than assuming TImode.
6171 (ix86_expand_binop_builtin): Cope with commutative patterns
6172 using nonimmediate_operand for both operands.
6173 (ix86_expand_timode_binop_builtin): Likewise.
6174 (ix86_expand_store_builtin): Validate operand 1.
6175 (ix86_expand_unop1_builtin): Likewise.
6176
1012b320 61772002-02-20 Philip Blundell <philb@gnu.org>
a4194ff7 6178
1012b320 6179 PR 5705
6180 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
6181
4f520835 61822002-02-20 Richard Henderson <rth@redhat.com>
6183
6184 PR c/5615
6185 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
6186
f21ce30d 61872002-02-20 Tom Tromey <tromey@redhat.com>
6188
6189 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
6190 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
6191 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
6192 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
6193 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
6194 unconditionally.
6195
2784c617 6196Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
6197
6198 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
6199 for (const_int 0) in X not just INTVAL.
6200
8e1103d3 62012002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
6202
6203 * doc/extend.texi: Avoid or reduce overfull hboxes.
6204
5e862a70 62052002-02-20 Diego Novillo <dnovillo@redhat.com>
6206
6207 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
6208 operations if the field does not start at a mode boundary.
6209
6cedc59a 62102001-02-20 Joel Sherrill <joel@OARcorp.com>
6211
6212 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
6213 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
6214 Also done for -Acpu and -Amachine.
6215
5ca8af9f 62162002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
6217
6218 * cppinit.c (init_dependency_output): Take deps output file
6219 from -o if none given with -MF. Suppress normal output.
a4194ff7 6220 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
5ca8af9f 6221 * doc/cpp.texi, doc/invoke.texi: Update.
6222
686ddf2e 62232002-02-19 Zack Weinberg <zack@codesourcery.com>
6224
6225 * toplev.c (output_quoted_string): Write unprintable
6226 characters with octal escapes.
6227
5785723a 62282002-02-19 David Edelsohn <edelsohn@gnu.org>
6229
6230 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
6231 really_call_used[VRSAVE_REGNO] if not Altivec.
6232
62332002-02-19 Alan Modra <amodra@bigpond.net.au>
a4194ff7 6234
5785723a 6235 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
6236 MODE_MASK.
6237 (constant_pool_expr_1): Fix formatting.
6238 (rs6000_legitimize_reload_address): Likewise.
6239
93b33a73 6240Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6241
6242 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
6243 now that we have one.
6244
20f2763e 62452002-02-19 Zack Weinberg <zack@codesourcery.com>
6246
6247 * tree.h (struct tree_common): Remove aux. Add unused_0 at
6248 end of first block of bitfields (which was only seven bits);
6249 rename dummy to unused_1; remove comment which is no longer true.
6250
b523e5a0 62512002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
6252
6253 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
6254
1675c6e9 62552002-02-19 Philip Blundell <pb@nexus.co.uk>
6256
0ea7b219 6257 PR 5399
1675c6e9 6258 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
6259 if generating PIC.
6260
6261 PR 5054
6262 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
6263 arm_is_longcall_p rather than inspecting call-type cookie
6264 directly.
6265 (call_value_insn) [TARGET_THUMB]: Likewise.
6266
78a23ef4 62672002-02-19 Graham Stott <grahams@redhat.com>
6268
6269 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
6270
3c6e13d9 62712002-02-19 David Edelsohn <edelsohn@gnu.org>
6272
6273 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
6274 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
268ae5e9 6275 (FP_SAVE_INLINE): Delete.
3c6e13d9 6276
6277 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
6278 * config/rs6000/eabi.asm: Remove ABI save restore routines.
6279 * config/rs6000/t-ppccomm: Build crtsavres.o.
6280 * config/rs6000/crtsavres.asm: New file.
6281
4a5f62e2 62822002-02-19 Philip Blundell <philb@gnu.org>
6283
6284 * config/arm/arm.c (use_return_insn): Don't reject interrupt
6285 functions.
6286 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
6287 (output_return_instruction): Allow interrupt functions to return with
6288 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
6289 (arm_expand_prologue): Subtract 4 before stacking LR in an
6290 interrupt function.
6291
77744024 62922002-02-19 Philip Blundell <pb@nexus.co.uk>
6293
6294 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
6295 decl, not just FUNCTION_DECL.
6296 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
6297 (arm_assemble_integer): Likewise.
6298 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
6299 marked local.
a4194ff7 6300
1897a3df 63012002-02-19 matthew green <mrg@eterna.com.au>
6302
6303 * config.gcc (sparc-*-netbsdelf*): Enable target.
6304 (sparc64-*-netbsd*): New target.
6305 * config/sparc/netbsd-elf.h: New file.
6306 * config/sparc/t-netbsd64: New file.
6307
77f0d102 63082002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
6309
6310 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
6311
6c311a26 63122002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
6313
6314 * doc/invoke.texi: explicitly list the style guidelines that
6315 -Weffc++ checks for.
6316
33bb1b3f 6317Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
6318
6319 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
6320
f89781d7 63212002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
6322
6323 PR other/5718
6324 * gcc.c (cpp_unique_options): Treat -o as indicating object file
6325 only if not -E. If -E, pass -o through to the preprocessor.
6326
fc78530c 63272002-02-19 Kazu Hirata <kazu@hxi.com>
6328
6329 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
6330 register number with an appropriate macro.
6331
e981b81b 63322002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
6333
6334 * doc/rtl.texi (Constants): Close @code tag.
6335
e4757a47 63362002-02-19 Aldy Hernandez <aldyh@redhat.com>
6337
6338 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
6339 ("mmx_uavgv4hi3"): Same.
6340 ("pmulhrwv4hi3"): Same.
6341
6342 * tree-inline.c (walk_tree): Handle vectors.
6343
6344 * c-common.c (constant_expression_warning): Handle vectors.
6345 (overflow_warning): Same.
6346
6347 * sched-deps.c (sched_analyze_2): Handle vectors.
6348
6349 * rtlanal.c (rtx_unstable_p): Handle vectors.
6350 (rtx_varies_p): Same.
6351 (count_occurrences): Same.
6352 (regs_set_between_p): Same.
6353 (modified_between_p): Same.
6354 (modified_in_p): Same.
6355 (volatile_insn_p): Same.
6356 (volatile_refs_p): Same.
6357 (side_effects_p): Same.
6358 (may_trap_p): Same.
6359 (inequality_comparisons_p): Same.
6360 (replace_regs): Same.
6361 (computed_jump_p_1): Same.
6362
6363 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
6364 argument.
6365 (inner_mode_array): New.
6366 (copy_rtx): Handle vectors.
6367 (copy_most_rtx): Same.
6368 (rtx_equal_p): Same.
6369 (get_mode_alignment): Adjust for vectors.
6370
6371 * resource.c (mark_referenced_resources): Handle vectors.
6372 (mark_set_resources): Same.
6373
6374 * reload1.c (eliminate_regs): Handle vectors.
6375 (elimination_effects): Same.
6376 (scan_paradoxical_subregs): Same.
6377
6378 * reload.c (subst_reg_equivs): Handle vectors.
6379
6380 * regrename.c (scan_rtx): Handle vectors.
6381
6382 * regclass.c (reg_scan_mark_refs): Handle vectors.
6383
6384 * recog.c (find_single_use_1): Handle vectors.
6385
6386 * local-alloc.c (equiv_init_varies_p): Handle vectors.
6387 (contains_replace_regs): Same.
6388 (memref_referenced_p): Same.
6389
6390 * integrate.c (copy_rtx_and_substitute): Handle vectors.
6391 (subst_constants): Same.
6392
6393 * genattrtab.c (attr_copy_rtx): Handle vectors.
6394 (encode_units_mask): Same.
6395 (clear_struct_flag): Same.
6396 (count_sub_rtxs): Same.
6397
6398 * gcse.c (want_to_gcse_p): Handle vectors.
6399 (oprs_unchanged_p): Same.
6400 (hash_expr_1): Same.
6401 (oprs_not_set_p): Same.
6402 (expr_killed_p): Same.
6403 (compute_transp): Same.
6404 (store_ops_ok): Same.
6405
6406 * function.c (purge_addressof_1): Do not allow paradoxical subregs
6407 of vectors.
6408 (fixup_var_refs_1): Same.
6409 (instantiate_virtual_regs_1): Same.
6410
6411 * fold-const.c (operand_equal_p): Handle vectors.
6412 (fold): Same.
6413 (rtl_expr_nonnegative_p): Same.
6414
6415 * flow.c (mark_used_regs): Handle vectors.
6416
6417 * df.c (df_uses_record): Handle vectors.
6418
6419 * cselib.c (cselib_subst_to_values): Handle vectors.
6420 (cselib_mem_conflict_p): Same.
6421 (hash_rtx): Same.
6422
6423 * cse.c (canon_reg): Handle vectors.
6424 (fold_rt): Same.
6425 (cse_process_notes): Same.
6426 (count_reg_usage): Same.
6427 (canon_hash): Same.
6428
6429 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
6430
6431 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
6432
6433 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
6434 (gen_rtx): Handle CONST_VECTOR.
6435 (gen_const_vector_0): New.
6436 (copy_rtx_if_shared): CONST_VECTORs can be shared.
6437 (reset_used_flags): Same.
6438 (copy_insn_1): Same.
6439 (initializer_constant_valid_p): Handle VECTOR_CST.
6440
6441 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
6442
6443 * doc/rtl.texi (Constants): Document const_vector.
6444 (CONST0_RTX): Update for vectors.
6445 (RTL sharing): Same.
6446
6447 * print-tree.c (print_node): Add case for VECTOR_CST.
6448
6449 * tree.h (TREE_VECTOR_CST_ELTS): New.
6450 (struct tree_vector): New.
6451 (union tree_node): Add vector node.
6452 (build_vector): Add prototype.
6453
6454 * tree.def (VECTOR_CST): New.
6455
6456 * tree.c (build_vector): New.
6457
6458 * expmed.c (make_tree): Handle CONST_VECTOR.
6459
6460 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
6461 (CONST_VECTOR_ELT): New.
6462 (CONST_VECTOR_NUNITS): New.
6463
6464 * machmode.h (GET_MODE_INNER): New.
6465 (DEF_MACHMODE): Accept 8th arg.
6466
6467 * machmode.def: Add 8th argument for vector inner mode.
6468 Add inner vector modes for vectors.
6469
6470 * rtl.def (VEC_CONST): Remove.
6471 (CONST_VECTOR): New.
6472
6473 * expr.c (clear_storage): Allow vectors.
6474 (is_zeros_p): Handle VECTOR_CST.
6475
6476 * varasm.c (output_constant_pool): Handle vectors.
6477 (rtx_const): Add veclo and vechi fields.
6478 (kind): Add RTX_VECTOR.
6479 (decode_rtx_const): Add case for vector.
6480
6481 * config/rs6000/rs6000-protos.h: Add zero_constant.
a4194ff7 6482
e4757a47 6483 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
6484 constants. Force easy vector constants into memory.
6485 (easy_vector_constant): New.
6486 (emit_easy_vector_constant): New.
6487 (rs6000_legitimize_reload_address): Do not generate bad reloads on
6488 darwin.
6489
6490 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
6491 instruction does.
6492 ("altivec_lvxl"): Same.
6493 (altivec_lvebx): Same.
6494 (altivec_lvehx): Same.
6495 (altivec_lvewx): Same.
6496 ("*movv4si_const0"): New.
6497 ("*movv4sf_const0"): New.
6498 ("*movv8hi_const0"): New.
6499 ("*movv16qi_const0"): New.
6500
ad992f91 65012002-02-18 Kazu Hirata <kazu@hxi.com>
6502
6503 * config/h8300/h8300.c (notice_update_cc): Use
6504 cc_status.value2.
6505
ec708c23 65062002-02-18 Kazu Hirata <kazu@hxi.com>
6507
6508 * config/h8300/h8300.md (divmod patterns): Change the
6509 constraints for operands[1] to register_operand.
6510
a7b07d19 65112002-02-18 Kazu Hirata <kazu@hxi.com>
6512
6513 * config/h8300/h8300-protos.h: Remove the prototype for
6514 p_operand.
6515 * config/h8300/h8300.c (p_operand): Remove.
6516 * config/h8300/h8300.md: Replace p_operand with
6517 const_int_operand.
6518
71d934e9 65192002-02-18 Philip Blundell <pb@nexus.co.uk>
6520
6521 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
6522 comment.
6523 (output_return_instruction): Allow use of LDR to unstack
6524 return addresss even for interrupt handlers or when
6525 interworking. If compiling for ARMv5, use interworking-safe
6526 return instructions by default. Remove duplicated code and
6527 lengthy "strcat" sequences.
6528
079c4432 65292002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6530
6531 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
6532 (LINK_EH_SPEC): Define.
6533 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
6534
7bbebc45 65352002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
6536
6537 * config/s390/s390.c (s390_emit_prologue): Do not set the
6538 frame_related flag for call-clobbered registers.
6539
484e4581 6540Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
6541
6542 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
6543 (construct_container): Fix handling of SSE operands.
6544 (ix86_expand_builtin): Fix handling of 64bit pointers.
6545 (mmx_maskmovq_rex): New pattern.
6546
00e8d5e7 6547Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
6548
6549 * regrename.c (kill_set_value): Handle subregs properly.
6550
15f81125 65512002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
6552
6553 * objc/objc-act.c (handle_impent): Remove leading '*'
a4194ff7 6554 from objc_class_name.
15f81125 6555
792433e3 65562002-02-17 Richard Henderson <rth@redhat.com>
6557
6558 * config/alpha/alpha.c (some_small_symbolic_operand,
6559 some_small_symbolic_operand_1, split_small_symbolic_operand,
6560 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
6561 Handle small SYMBOL_REFs anywhere, not just inside memories.
6562 * config/alpha/alpha-protos.h: Update.
6563 * config/alpha/alpha.h (PREDICATE_CODES): Update.
6564 * config/alpha/alpha.md (small symbolic operand splitter): Update.
6565
fca26bb8 65662002-02-17 Roland McGrath <roland@frob.com>
6567
6568 * config.gcc (powerpc-*-gnu-gnualtivec*,
6569 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
6570 * config/rs6000/gnu.h: New file.
6571 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
6572 Grok "gnu" in rs6000_abi_name.
6573 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
6574 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
6575 Grok -mcall-gnu analogous to -mcall-linux et al.
6576 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
6577 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
6578 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
6579
ca982002 65802002-02-17 Jakub Jelinek <jakub@redhat.com>
6581
6582 PR c/3444:
6583 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
6584 shortening.
6585
a3b8e004 65862002-02-17 Philipp Thomas <pthomas@suse.de>
6587
6588 * config/cris/cris.h: Undefine STARTFILE_SPEC and
6589 ENDFILE_SPEC before (re)defining them.
6590
81c3eb11 65912002-02-17 Kazu Hirata <kazu@hxi.com>
6592
6593 * config/h8300/h8300.c: Fix formatting.
6594 * config/h8300/h8300.h: Likewise.
6595
516726bd 65962002-02-17 Philipp Thomas <pthomas@suse.de>
6597
6598 * doc/tm.texi: Explain why empty strings should not be
6599 marked for translation.
6600
a1657b95 66012002-02-17 Philipp Thomas <pthomas@suse.de>
6602
6603 * final.c (output_operand_lossage): Changed to accept
6604 printf style arguments. Change calls where necessary.
6605 * output.h (output_operand_lossage): Change declaration
6606 accordingly. Update copyright.
6607 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
6608 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
6609 Update copyright date where necessary.
a4194ff7 6610
a1657b95 6611 * config/i386/i386.c (print_operand): Likewise. Remove use of
6612 sprintf.
6613
6614 * config/cris/cris.c (cris_operand_lossage): Likewise.
6615 Rename parameter so that exgettext recognizes it as
6616 translatable message.
6617 (LOSE_AND_RETURN): Rename parameter to msgid.
6618
914c4f2c 66192002-02-17 Kazu Hirata <kazu@hxi.com>
6620
6621 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
6622 hard coded register number with an appropriate macro.
6623 (HARD_REGNO_MODE_OK): Likewise.
6624 (ARG_POINTER_REGNUM): Likewise.
6625 (STATIC_CHAIN_REGNUM): Likewise.
6626 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
6627 * config/h8300/h8300.md (define_constants): Define more
6628 register numbers.
6629
959b27f3 66302002-02-17 Philipp Thomas <pthomas@suse.de>
6631
6632 * config/i386/i386.h: Don't mark empty strings for translation.
6633
32702958 66342002-02-16 H.J. Lu <hjl@gnu.org>
6635
6636 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
6637
f7ee0e54 66382002-02-16 Zack Weinberg <zack@codesourcery.com>
6639
6640 * cppinit.c (merge_include_chains): Check for brack being
6641 NULL before attempting to merge it with qtail.
6642
4a19b412 66432002-02-16 Andrew Cagney <ac131313@redhat.com>
6644
6645 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
6646 DBX_DEBUG.
6647
f2e37906 66482002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
6649
6650 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
6651
cd98951e 66522002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
6653
6654 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
6655 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
6656 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
6657
9ba94287 6658Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6659
b26f60fe 6660 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
9ba94287 6661 now only if !TARGET_FIX.
6662 (*movsi_nt_vms_fix): New pattern.
6663
b19d7ab1 66642002-02-16 Douglas B Rupp <rupp@gnat.com>
6665
6666 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
6667 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
6668 (alpha_sa_mask, alpha_sa_size): Reflect above change.
6669 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
6670 (alpha_start_function, alpha_expand_epilogue): Likewise.
6671 (unicosmk_gen_dsib): Likewise.
6672
cbbc8e6a 6673Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6674
6675 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
6676
479ca6e8 66772002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
6678
a4194ff7 6679 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
479ca6e8 6680 check_and_change_labels, s390_final_chunkify): Delete.
6681 (s390_split_branches, s390_chunkify_pool): New functions.
6682 (s390_function_prologue): Call them.
a4194ff7 6683
479ca6e8 6684 * config/s390/s390.h (S390_REL_MAX): Delete.
6685 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
6686
a4194ff7 6687 * config/s390/s390.md (cjump, icjump, jump): Fix length
479ca6e8 6688 attribute calculation.
6689
6690
19d4f8a9 66912002-02-15 David Edelsohn <edelsohn@gnu.org>
6692
6693 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
6694 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
6695
78e01a1f 66962002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
6697
6698 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
6699 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
6700 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
6701
aeb814bb 67022002-02-15 Richard Sandiford <rsandifo@redhat.com>
6703
6704 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
6705
b2656069 67062002-02-15 Richard Sandiford <rsandifo@redhat.com>
6707
6708 * reload.c (find_dummy_reload): Check that an output register
6709 is valid for its mode.
6710
2aa75f60 67112002-02-14 Alexandre Oliva <aoliva@redhat.com>
6712
826402d7 6713 * combine.c (known_cond): After replacing the REG of a SUBREG, try
6714 to simplify it.
6715
2aa75f60 6716 * function.c (assign_parms): Demote promoted argument passed by
6717 transparent reference.
6718
cb753661 67192001-02-14 Joel Sherrill <joel@OARcorp.com>
6720
6721 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
6722 -Acpu() and -Amachine() to eliminate warnings.
6723
d1e8a831 67242002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
6725
6726 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
6727
e8d82641 67282002-02-14 Kazu Hirata <kazu@hxi.com>
6729
6730 * config/h8300/h8300-protos.h: Update the prototype for
6731 const_costs.
6732 * config/h8300/h8300.c (const_costs): Treat SET as a little
6733 more expensive operation.
6734 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
6735 reference to const_costs.
6736
dfaadc1e 67372002-02-14 Hans-Peter Nilsson <hp@axis.com>
6738
6739 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
6740
7a6b670a 67412002-02-14 Jakub Jelinek <jakub@redhat.com>
6742
6743 PR c/5503:
6744 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
6745 use arguments from newtype.
6746
e2534d93 67472002-02-13 Eric Christopher <echristo@redhat.com>
6748
6749 * config/mips/mips.c (override_options): Add check for march/mipsX
6750 on the same command line. Fix error message in cpu processing.
6751 Remove architecture and ISA checks.
6752
1daca59d 67532002-02-14 Aldy Hernandez <aldyh@redhat.com>
6754
4fc5f895 6755 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
1daca59d 6756
4fc5f895 6757 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
1daca59d 6758
a0222b01 67592002-02-14 Aldy Hernandez <aldyh@redhat.com>
6760
4fc5f895 6761 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
6762 alternatives.
6763 ("*movv8hi_internal1"): Same.
6764 ("*movv16qi_internal1"): Same.
6765 ("*movv4sf_internal1"): Same.
a0222b01 6766
4fc5f895 6767 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
6768 not push_reload for altivec modes.
a0222b01 6769
7a6b670a 67702002-02-13 Joel Sherrill <joel@OARcorp.com>
214507b9 6771
6772 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
6773 all RTEMS targets including removal of #includes from config/*/rtems*.h
6774 file and adding them to tm_file setting. Added xm_defines=POSIX to
6775 many targets.
6776 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
6777 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
6778 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
6779 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
6780 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
6781 config/m68k/rtemself.h: Ditto.
6782 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
6783 config/mips/rtems64.h: Ditto.
6784 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
6785 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
6786 Ditto.
6787 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
6788 config/sparc/rtemself.h: Ditto.
6789 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
6790 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
6791 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
6792 more like arm-elf.
6793 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
6794 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
6795 target made more similar to i386-elf.
6796 * config/i386/t-rtems-i386: Added soft float support and multilibs.
6797 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
6798 be similar to config/m68k/t-m68kelf.
6799 * gthr-rtems.h: Encapsulate with extern "C" for C++.
6800
bd6bc33d 6801Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
6802
6803 * regmove.c (kill_value): Handle subregs.
6804
5edf31bc 6805Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
6806
6807 * i386.md (mul patterns): Allow memory operand to be first;
6808 add expanders where needed; fix constraints.
6809 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
6810 Allow memory operand to be the first.
6811
6812 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
6813 operands.
6814
c5e81ca5 68152002-02-13 Jakub Jelinek <jakub@redhat.com>
6816
6817 PR c/5681:
6818 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
6819 GET_MODE (x).
6820
3c6ed5ba 68212002-02-13 Jakub Jelinek <jakub@redhat.com>
6822
6823 PR optimization/5547:
6824 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
6825 all valid IA-32 address modes involving non-scaled %ebx and
6826 GOT/GOTOFF as displacement.
6827
9fa6d5d9 68282002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
6829
6830 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
6831 after emitting ltorg insns.
6832
6833 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
6834 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
6835 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
6836 *abssf2): Fix "op_type" attribute.
6837
e7d5cd82 68382002-02-13 Douglas B Rupp <rupp@gnat.com>
6839
568b9110 6840 * mkconfig.sh: Avoid using a subshell redirect.
6841 ($output.T): Change to $(output)T.
6842 (ENABLE_NLS): Remove unneeded undef.
6843
3536e14d 6844 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
6845 * config/alpha/x-vms (libsubdir): Define.
6846
3eaf7912 6847 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
6848 register frame procedures. Optimize retrieving context.
6849
e7d5cd82 6850 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
6851 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
6852 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
6853
5104ef69 6854Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6855
6856 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
6857 Make same change as for find_base_value.
6858
7953f686 68592002-02-13 Kazu Hirata <kazu@hxi.com>
6860
6861 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
6862 of QImode and SImode.
6863
16ff02f6 68642002-02-13 Kazu Hirata <kazu@hxi.com>
6865
6866 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
6867 length computation of movsi.
6868 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
6869
7be90177 68702002-02-13 Kazu Hirata <kazu@hxi.com>
6871
6872 * config/h8300/h8300.md (subqi3): Tighten the predicate for
6873 operands[2] to register_operand.
6874
0f0f0d50 6875Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
6876
6877 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
6878
4625cc70 68792002-02-12 Aldy Hernandez <aldyh@redhat.com>
6880
4fc5f895 6881 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
6882 for altivec_lvx* and altivec_stvx*.
6883 ("*movv4si_internal"): Add constraint for loading from GPRs.
6884 ("*movv8hi_internal1"): Same.
6885 ("*movv16qi_internal1"): Same.
6886 ("*movv4sf_internal1"): Same.
4625cc70 6887
4fc5f895 6888 * config/rs6000/rs6000.c (altivec_register_operand): New.
4625cc70 6889
4fc5f895 6890 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
6891 altivec_register_operand.
4625cc70 6892
60bb373d 68932002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
6894
6895 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
6896 handle SYMBOL_REF.
6897
0ad236c2 68982002-02-13 Stan Shebs <shebs@apple.com>
6899
4fc5f895 6900 * c-typeck.c (digest_init): Handle vectors.
6901 (really_start_incremental_init): Same.
6902 (pop_init_level): Same.
6903 (process_init_element): Same.
0ad236c2 6904
4fc5f895 6905 * varasm.c (output_constant): Same.
0ad236c2 6906
4fc5f895 6907 * expr.c (clear_storage): Same.
6908 (store_constructor): Same.
0ad236c2 6909
6be48139 69102002-02-12 Eric Christopher <echristo@redhat.com>
6911
6912 * explow.c (hard_function_value): Add comment explaining
6913 signed/unsigned comparison.
6914
5b154f04 69152002-02-12 Jakub Jelinek <jakub@redhat.com>
6916
6917 * jump.c (never_reached_warning): Add finish argument.
6918 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
6919 real insn after end.
6920 * rtl.h (never_reached_warning): Adjust prototype.
6921 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
6922 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
6923 never_reached_warning.
6924
18434c1e 69252002-02-12 Graham Stott <grahams@redhat.com>
6926
6927 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
6928
f76e2664 69292002-02-12 Kazu Hirata <kazu@hxi.com>
6930
6931 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
6932 logical shifts on H8/300.
6933 (shift_alg_si): Improve several shifts on H8/300.
6934 (get_shift_alg): Likewise.
6935
fc1fb057 69362002-02-12 Graham Stott <grahams@redhat.com>
6937
6938 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
6939
d01410d3 6940Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6941
6942 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
6943 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
6944
4f4e478d 69452002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
6946
6947 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
6948 non-CONST_INT through default_assemble_integer.
6949 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
6950 <case 8>: Abort for CONST_DOUBLE.
6951
4515af0b 69522002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
6953
6954 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
6955 is specified.
6956 * config/pa/pa-linux.h (LIB_SPEC): Delete.
6957 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
6958
690d3235 69592002-02-11 Andrew Haley <aph@cambridge.redhat.com>
6960
6961 * config/stormy16/stormy16.md (zero_extendqihi2): New.
6962
de79a9e1 69632002-02-11 Alexandre Oliva <aoliva@redhat.com>
6964
5ee24cd9 6965 * regrename.c (regrename_optimize): Don't accept a
6966 part-clobbered register if the replaced register is not part
6967 clobbered.
6968
d5c9a99f 6969 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
6970 take padding into account when computing the argument value.
6971
56fbb2d4 6972 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
6973
de79a9e1 6974 * combine.c (try_combine): Apply substitutions in
6975 CALL_INSN_FUNCTION_USAGE too.
6976
d688971e 69772002-02-11 Aldy Hernandez <aldyh@redhat.com>
6978
6c311a26 6979 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
6980 __builtin_altivec_abs*.
6981 (bdesc_abs): New.
d688971e 6982
6c311a26 6983 * config/rs6000/rs6000.h (rs6000_builtins): Add
6984 ALTIVEC_BUILTIN_ABS*.
d688971e 6985
6c311a26 6986 * config/rs6000/altivec.h: Use const char for builtins expecting
6987 literals.
6988 (vec_abs): New versions for C and C++.
6989 (vec_abss): Same.
d688971e 6990
80f7466f 69912002-02-10 Kazu Hirata <kazu@hxi.com>
6992
6993 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
6994 using Pmode.
6995
2e9dc773 69962002-02-10 Kazu Hirata <kazu@hxi.com>
6997
6998 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
6999 constant definition from h8300.md.
7000 (FRAME_POINTER_REGNUM): Likewise.
7001 * config/h8300/h8300.md (define_constants): Add FP_REG.
7002
b99f3ebb 70032002-02-10 Kazu Hirata <kazu@hxi.com>
7004
7005 * config/h8300/h8300.c (print_operand): Remove redundant code.
7006
7198848c 70072002-02-10 Kazu Hirata <kazu@hxi.com>
7008
7009 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
7010 * config/h8300/h8300.c (byte_reg): Make it static.
7011
e40a1d5c 70122002-02-10 Richard Henderson <rth@redhat.com>
7013
7014 PR c/5623
7015 * c-typeck.c (incomplete_type_error): Handle flexible array members.
7016
4b186f02 70172002-02-10 Richard Henderson <rth@redhat.com>
7018
7019 PR c++/5624
7020 * tree.c (append_random_chars): Don't abort if main_input_filename
7021 does not exist.
7022
a5b59592 70232002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
7024
7025 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
7026
47ec1949 70272002-02-10 Kazu Hirata <kazu@hxi.com>
7028
4b186f02 7029 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
47ec1949 7030 (pushhi1): Likewise.
7031
6df54749 70322002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
7033
7034 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
7035 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
7036
bed0172c 70372002-02-09 David O'Brien <obrien@FreeBSD.org>
7038
7039 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
7040 remove MASK_VIS.
7041 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
7042
a9d986d9 70432002-02-09 Kazu Hirata <kazu@hxi.com>
7044
7045 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
7046 a half of an SImode register on H8/300.
7047
f46279ed 7048Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
7049
7050 * i386.md (movdi_2): Add missing '!'.
7051
24efb2a8 70522002-02-09 Kazu Hirata <kazu@hxi.com>
7053
7054 * config/h8300/h8300.h: Fix formatting. Remove commented-out
7055 definitions.
7056
a625f574 70572002-02-09 Kazu Hirata <kazu@hxi.com>
7058
7059 * config/h8300/h8300.md (length): Correct the distance valid
7060 for the short branch.
7061
93028baa 70622002-02-09 Kazu Hirata <kazu@hxi.com>
7063
7064 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
7065
e27e52e0 70662002-02-09 Alexandre Oliva <aoliva@redhat.com>
7067
fcd4cb57 7068 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
7069 registers in SImode.
7070 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
7071 part-clobbered.
7072
87708ea5 7073 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
7074 patch.
6be48139 7075
87e19636 7076 Contribute sh64-elf.
7077 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
7078 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
7079 (sh_cannot_modify_jumps_p): New function.
7080 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
7081 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
7082 (sh_ms_bitfield_layout_p): New function.
7083 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
7084 Zack Weinberg <zack@codesourcery.com>
7085 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
7086 expand_simple_binop instead of expand_binop.
7087 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
7088 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
7089 use of .quad and .uaquad.
7090 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
7091 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
7092 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
7093 * config/sh/sh.md (movdi_const, movdi_const_32bit,
7094 movdi_const_16bit): Make sure all CONSTs have modes.
7095 (sym2PIC): Ditto, but by adjusting all callers.
7096 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
7097 if the prologue calls the SHmedia argument decoder or register
7098 saver.
7099 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
7100 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
7101 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
7102 (sh_expand_epilogue): Don't emit USE of return target register.
7103 (prepare_move_operands): Legitimize DImode PIC addresses.
7104 (sh_media_register_for_return): Skip tr0, used to initialize the
7105 PIC register.
7106 (sh_expand_prologue): Remove explicit USE of return register.
7107 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
7108 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
7109 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
7110 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
7111 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
7112 EXTRA_CONSTRAINT_T.
7113 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
7114 (MOVI_SHORI_BASE_OPERAND_P): New.
7115 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
7116 (EXTRA_CONSTRAINT_T): Define in terms of them.
7117 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
7118 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
7119 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
7120 alternatives supporting TARGET_REGS.
7121 (UNSPEC_GOTPLT): New constant.
7122 (movdi split): Move incrementing of LABEL_NUSES...
7123 (movdi_const, movdi_const_32bit): Here. Use
7124 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
7125 (movdi_const_16bit): New.
7126 (call, call_value) [flag_pic]: Use GOTPLT.
7127 (call_pop, call_value_pop): New expands.
7128 (call_pop_compact, call_pop_rettramp): New insns.
7129 (call_value_pop_compact, call_value_pop_rettramp): New insns.
7130 (sibcall) [flag_pic]: Use GOT.
7131 (builtint_setjmp_receiver): Remove bogus, unused expand.
7132 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
7133 (*pt, *ptb, ptrel): New insns.
7134 (sym2GOT): Handle DImode GOT.
7135 (sym2GOTPLT, symGOTPLT2reg): New expands.
7136 (sym2PIC): New expand.
7137 (shcompact_return_tramp): Use GOTPLT to return trampoline.
7138 (shcompact_return_tramp_i): Use return register explicitly.
7139 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
7140 disable flag_reorder_blocks.
7141 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
7142 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
7143 clobbers, for clarity.
7144 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
7145 restoring of r0 in macl as MAYBE_DEAD.
7146 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
7147 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
7148 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
7149 alter_subreg all over.
7150 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
7151 reload, instead of emitting instructions that would require
7152 reloading.
7153 (casesi_load_media): Add missing modes.
7154 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
7155 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
7156 as used if the argument decoder is called.
7157 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
7158 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
7159 Pmode, then extend it to DImode if necessary.
7160 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
7161 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
7162 constants in FPU-enabled SHmedia, let them be loaded from memory.
7163 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
7164 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
7165 Adjust whitespace in assembly output templates.
7166 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
7167 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
7168 mode of if_then_else.
7169 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
7170 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
7171 sh.h.
7172 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
7173 Joern Rennecke <amylaar@redhat.com>
7174 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
7175 (SUBTARGET_CPP_PTR_SPEC): New.
7176 (SUBTARGET_CPP_SPEC): Remove.
7177 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
7178 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
7179 Fix typo in previous checkin.
7180 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
7181 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
7182 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
7183 Alexandre Oliva <aoliva@redhat.com>
7184 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
7185 what single FP register can hold for SHmedia target.
7186 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
7187 Alexandre Oliva <aoliva@redhat.com>
7188 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
7189 Do not split into SUBREG.
7190 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
7191 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
7192 and added new functions as specified in SH5 ABI r9.
7193 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
7194 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
7195 8-byte boundary.
7196 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
7197 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
7198 gen_consttable_4 and gen_consttable_8. Emit multiple labels
7199 and consttable_window_ends.
7200 2001-06-03 Graham Stott <grahams@redhat,com>
7201 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
7202 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
7203 * config/sh/sh.c (print_operand): Handle floating-point pair,
7204 vector and matrix registers.
7205 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
7206 vector modes into account.
7207 * config/sh/sh.md (movv2sf): Split move between registers into
7208 movdf.
7209 (movv4sf, movv16sf): Introduce insns that get split only after
7210 reload.
7211 * config/sh/shmedia.h: Fix Copyright dates.
7212 * config/sh/ushmedia.h: Likewise. Move loop counter
7213 declarations into conditionals that uses them.
7214 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
7215 loop boundary.
7216 * config/sh/sshmedia.h: Fix Copyright dates.
7217 (sh_media_PUTCFG): Fix constraints.
7218 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
7219 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
7220 ptrmemfunc_vbit_in_delta for SH5.
7221 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
7222 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
7223 * invoke.texi: Likewise.
7224 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
7225 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
7226 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
7227 GCC_pop_shmedia_regs_nofpu): New global symbols.
7228 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
7229 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
7230 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
7231 compact function with nonlocal labels.
7232 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
7233 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
7234 (initial_elimination_offset): Account for their stack space.
7235 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
7236 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
7237 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
7238 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
7239 least one of the operands to be a register.
7240 (movv2sf): Likewise. Renamed to movv2sf_i.
7241 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
7242 prepare_move_operands() before emitting SHmedia insns.
7243 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
7244 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
7245 Don't save nor initialize r12. Don't mis-align the stack.
7246 Pad the code with a nop.
7247 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
7248 stack.
7249 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
7250 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
7251 [__SHMEDIA__]: Implement.
7252 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
7253 * config/sh/sh.md: Set latency of `pt' closer to reality.
7254 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
7255 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
7256 Set move, load and store type attributes.
7257 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
7258 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
7259 profiling.
7260 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
7261 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
7262 * config/sh/sh.c (sh_media_register_for_return): New function.
7263 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
7264 branch-target register.
7265 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
7266 * config/sh/sh.md (return_media_i): Use any call-clobbered
7267 branch-target register.
7268 (return_media): If r18 wasn't copied in the prologue, copy it
7269 here.
7270 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
7271 Clear class FP0_REGS.
7272 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
7273 from elf.h.
7274 2001-03-08 DJ Delorie <dj@redhat.com>
7275 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
7276 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
7277 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
7278 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
7279 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
7280 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
7281 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
7282 return value correctly for call_cookie.
7283 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
7284 * config/sh/crt1.asm (start): Modified so as to call
7285 ___setup_argv_and_call_main.
7286 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
7287 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
7288 SHmedia mode.
7289 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
7290 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
7291 (STRIP_NAME_ENCODING): Use it.
7292 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
7293 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
7294 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
7295 prepare_scc_operands().
7296 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
7297 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
7298 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
7299 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
7300 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
7301 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
7302 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
7303 used in shcompact_incoming_args.
7304 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
7305 change.
7306 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
7307 mode.
7308 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
7309 Adjust accordingly.
7310 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
7311 Simplify. Adjust. Add sanity check.
7312 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
7313 FPU_SINGLE_BIT.
7314 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
7315 TARGET_SHCOMPACT.
7316 (udivsi3, divsi3): Use them.
7317 (force_mode_for_call): New insn.
7318 (call, call_value, sibcall_value): Emit it before SHcompact
7319 calls.
7320 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
7321 * config/sh/sh.md (call, call_value, sibcall): Make sure the
7322 call cookie is non-NULL before taking its value.
7323 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
7324 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
7325 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
7326 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
7327 block.
7328 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
7329 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
7330 temporary for stack adjusts. Use MACL and MACH to pass
7331 arguments to shcompact_incoming_args.
7332 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
7333 clobber r1.
7334 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
7335 (nested_trampoline): Load static chain address into r1.
7336 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
7337 2001-01-07 Alexandre Oliva <aoliva@redhat.com
7338 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
7339 fp_arith_reg_operand().
7340 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
7341 * config/sh/sh.md (casesi): Sign-extend the first two operands,
7342 and use signed compares for them.
7343 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
7344 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
7345 ones properly aligned.
7346 (find_barrier): Account for extra alignment needed for 8-byte wide
7347 constants.
7348 (machine_dependent_reorg): Require a label for the second 4-byte
7349 constant after an 8-byte one.
7350 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
7351 change.
7352 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
7353 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
7354 last_float when switching float modes.
7355 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
7356 auto-increment for general-purpose registers.
7357 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
7358 result.
7359 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
7360 for stack adjust.
7361 * config/sh/sh.c (sh_builtin_saveregs): Support using all
7362 registers for varargs.
7363 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
7364 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
7365 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
7366 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
7367 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
7368 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
7369 call_cookie accordingly.
7370 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
7371 (SHCOMPACT_BYREF): Likewise.
7372 (SHCOMPACT_FORCE_ON_STACK): New macro.
7373 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
7374 (sh_builtin_saveregs): Likewise.
7375 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
7376 shcompact_incoming_args): Use new shift values. Support
7377 sequences of consecutive and non-consecutive pushes/pops.
7378 * config/sh/sh.md (return): Don't explicitly use PR_REG.
7379 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
7380 * config/sh/sh.h (TEXT_SECTION): Define.
7381 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
7382 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
7383 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
7384 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
7385 return values on FPU-enabled SHmedia.
7386 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
7387 FPU-enabled SHmedia.
7388 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
7389 value is returned in a non-FP reg and is not returned by
7390 reference.
7391 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
7392 jump_ind.
7393 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
7394 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
7395 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
7396 quad-aligned to be passed by callee-copy reference.
7397 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
7398 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
7399 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
7400 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
7401 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
7402 copying low-numbered FP regs to r7 and r8.
7403 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
7404 FP regs to general-purpose regs only if the copy was passed on the
7405 stack.
7406 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
7407 copying FP reg to r9.
7408 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
7409 copy FP regs to general-purpose regs only in outgoing calls.
7410 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
77353e4f 7411 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
87e19636 7412 HOST_WIDE_INT.
7413 * config/sh/sh.h (struct sh_args): Document all fields.
7414 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
7415 passed partially on the stack should not consider making
7416 sibcalls.
7417 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
7418 stack_regs only for incoming calls. When passing FP args,
7419 make sure there are FP regs available before modifying
7420 call_cookie.
7421 (SHCOMPACT_BYREF): Pass double args in general-purpose
7422 registers by reference.
7423 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
7424 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
7425 attempt to generate sibcalls if the caller got any arguments
7426 by reference.
7427 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
7428 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
7429 to 8-byte boundaries.
7430 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
7431 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
7432 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
7433 stored in the stack.
7434 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
7435 for the offsets to have the ISA bit set.
7436 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
7437 invocation. Use beq instead of bgt to mark end of sequence of
7438 loads.
7439 (shcompact_incoming_args): Fix store of r2. Use beq instead of
7440 bgt to mark end of sequence of stores.
7441 * config/sh/sh.c (arith_operand): Don't check whether
7442 CONST_OK_FOR_J for now.
7443 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
7444 instead of long for conversion.
7445 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
7446 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
7447 before passing it to fprintf.
7448 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
7449 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
7450 Call set_fpscr before reading/writing SR.
7451 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
7452 Call set_fpscr.
7453 * config/sh/lib1funcs.asm: Add `.align 2' directives before
7454 SHmedia code.
7455 (FMOVD_WORKS): Define on SH5 with FPU.
7456 (set_fpscr): Define on SH5. Remove separate _fpscr_values
7457 setting.
7458 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
7459 _fpscr_values.
7460 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
7461 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
7462 address.
7463 (ia_main_table): Ditto.
7464 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
7465 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
7466 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
7467 the definitions from sh.h.
7468 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
7469 TARGET_SH5.
7470 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
7471 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
7472 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
7473 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
7474 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
7475 Increment LABEL_NUSES.
6be48139 7476
87e19636 7477 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
7478 TARGET_SH5.
7479 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
7480 defined.
7481 * config/sh/elf.h (SIZE_TYPE): Likewise.
7482 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
7483 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
7484 shcompact_incoming_args): Load switch table addresses using
7485 datalabel.
7486 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
7487 (NO_BUILTIN_SIZE_TYPE): Define.
7488 (SIZE_TYPE): Don't define.
7489 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
7490 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
7491 definition of __SH5__=32 for -m5-compact-nofpu.
7492 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
7493 ADDR_DIFF_VEC.
7494 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
7495 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
7496 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
7497 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
7498 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
7499 (INSN_LENGTH_ALIGNMENT): Likewise.
7500 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
7501 * config/sh/sh.md (call, call_value, sibcall): Simplify
7502 copying of non-branch-target register.
7503 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
77353e4f 7504 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
87e19636 7505 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
7506 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
7507 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
7508 floating-point values as structs.
7509 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
7510 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
7511 general-purpose register.
7512 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
7513 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
7514 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
7515 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
7516 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
7517 (ENCODE_SECTION_INFO): Enclose variables and constants in
7518 DATALABEL unspecs.
7519 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
7520 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
7521 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
7522 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
7523 only for LABEL_REFs. For SYMBOL_REFs, prepend
7524 SH_DATALABEL_ENCODING to the symbol name.
7525 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
7526 convert_mode().
7527 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
7528 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
7529 UNSPEC_DATALABEL.
7530 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
7531 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
7532 (DATALABEL_REF_P): Don't require CONST.
7533 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
7534 REL label.
7535 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
7536 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
7537 right.
7538 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
7539 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
7540 Use shallow_copy_rtx and PUT_MODE to change the mode of
7541 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
7542 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
7543 on SHmedia using GENERAL_REGs.
7544 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
7545 bltu_media_i): Fix reversion of conditions.
7546 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
7547 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
7548 * config/sh/sh.c (output_far_jump): Save r13 in macl.
7549 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
7550 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
7551 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
7552 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
7553 (GCC_nested_trampoline): Likewise.
7554 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
7555 * config/sh/sh.c (gen_datalabel_ref): Define.
7556 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
7557 (INITIALIZE_TRAMPOLINE): Likewise.
7558 (TRAMPOLINE_ADJUST_ADDRESS): Define.
7559 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
7560 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
7561 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
7562 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
7563 (ic_invalidate): Adjust for SH5.
7564 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
7565 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
7566 _nested_trampoline.
7567 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
7568 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
7569 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
7570 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
7571 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
7572 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
7573 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
7574 * config/sh/sh.c (target_reg_operand): Match only target-branch
7575 registers and pseudos that aren't virtual registers.
7576 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
7577 Copy operands that don't match target_reg_operand to pseudos.
7578 (call_media, call_value_media, sibcall_media): Use
7579 target_reg_operand instead of target_operand.
7580 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
6be48139 7581 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
87e19636 7582 * config/sh/sh.c (target_reg_operand): Match hardware registers
7583 other than branch-target registers.
7584 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
7585 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
7586 (fpscr_values) [SH5 == 32]: Define.
7587 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
7588 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
7589 Handle function addresses coming in SUBREGs.
7590 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
7591 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
7592 shcompact_return_trampoline): Use datalabel where appropriate.
7593 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
7594 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
7595 general-purpose register to copy one branch-target register to
7596 another.
7597 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
7598 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
7599 SYMBOL_REFs with VOIDmode.
7600 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
7601 bltu_media_i): New insns.
7602 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
7603 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
7604 (INIT_CUMULATIVE_ARGS): Likewise.
7605 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
7606 * machmode.def (V16SFmode): New mode.
7607 * c-common.c (type_for_mode): Support V2SF and V16SF.
7608 * tree.c (build_common_tree_nodes_2): Likewise.
7609 * tree.h (tree_index): Likewise.
7610 * calls.c (emit_call_1): Take args_so_far. Adjust all
7611 callers. Introduce CALL_POPS_ARGS.
7612 * tm.texi (CALL_POPS_ARGS): Document.
7613 * config/sh/crt1.asm: Implement in SHmedia mode.
7614 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
7615 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
7616 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
7617 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
7618 Implement divsi and udivsi in SHmedia mode. Introduce
7619 SHcompact trampolines.
7620 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
7621 only in SHmedia64.
7622 (regno_reg_class): Rewrite.
7623 (fp_reg_names): Remove.
7624 (sh_register_names, sh_additional_register_names): New.
7625 (print_operand): Added `u'. Support SUBREGs in addresses.
7626 Add parentheses around shifted CONSTs.
7627 (output_file_start): Output .mode and .abi directives.
7628 (shiftcosts, addsubcosts, multcosts): Adjust.
7629 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
7630 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
7631 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
7632 bytes, not registers. Take into account the need for the
7633 SHcompact incoming args trampoline. Adjust all callers.
7634 (sh_expand_prologue): Take stack_regs into account. Call
7635 incoming args trampoline. Keep stack aligned as per SH5 ABI.
7636 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
7637 stack aligned as per SH5 ABI.
7638 (sh_builtin_saveregs): Support SH5 ABI.
7639 (sh_build_va_list, sh_va_start): Likewise.
7640 (initial_elimination_offset): Take alignment into account.
7641 Compute location of PR according to the SH5 stack frame.
7642 (arith_reg_operand): Reject branch-target registers.
7643 (shmedia_6bit_operand): New.
7644 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
7645 (target_reg_operand): Match DImode only. Accept SUBREGs.
7646 (target_operand): New.
7647 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
7648 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
7649 SIBCALL_REGS for SHmedia.
7650 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
7651 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
7652 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
7653 (TARGET_SWITCHES): New SH5 flags.
7654 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
7655 VALID_REGISTER_P to disable unsupported registers.
7656 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
7657 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
7658 (FUNCTION_ARG_PADDING): Define.
7659 (FASTEST_ALIGNMENT): Adjust.
7660 (SH_REGISTER_NAMES_INITIALIZER): New.
7661 (sh_register_names): Declare.
7662 (DEBUG_REGISTER_NAMES): Define.
7663 (REGISTER_NAMES): Define based on sh_register_names.
7664 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
7665 (sh_additional_register_names): Declare.
7666 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
7667 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
7668 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
7669 (REGISTER_NATURAL_MODE): Define.
7670 (FIRST_PSEUDO_REGISTER): Adjust.
7671 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
7672 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
7673 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
7674 (VECTOR_MODE_SUPPORTED_P): Define.
7675 (REG_CLASS_CONTENTS): Adjust.
7676 (SMALL_REGISTER_CLASSES): Adjust.
7677 (REG_ALLOC_ORDER): Adjust.
7678 (INDEX_REG_CLASS): Adjust.
7679 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
7680 (CONST_OK_FOR_LETTER_P): Adjust.
7681 (PREFERRED_RELOAD_CLASS): Adjust.
7682 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
7683 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
7684 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
7685 (FIRST_FP_PARM_REG): Adjust.
7686 (CALL_POPS_ARGS): Define.
7687 (FUNCTION_ARG_REGNO_P): Adjust.
7688 (struct sh_args): New fields.
7689 (GET_SH_ARG_CLASS): Adjust.
7690 (INIT_CUMULATIVE_ARGS): Adjust.
7691 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
7692 (FUNCTION_ARG_ADVANCE): Adjust.
7693 (FUNCTION_ARG): Adjust.
7694 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
7695 (FUNCTION_ARG_CALLEE_COPIES): Define.
7696 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
7697 (STRICT_ARGUMENT_NAMING): Define.
7698 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
7699 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
7700 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
7701 (SETUP_INCOMING_VARARGS): Adjust.
7702 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
7703 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
7704 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
7705 (SUBREG_OK_FOR_INDEX_P): Adjust.
7706 (EXTRA_CONSTRAINT_S): Update.
7707 (EXTRA_CONSTRAINT_T): New.
7708 (EXTRA_CONSTRAINT): Adjust.
7709 (GO_IF_LEGITIMATE_INDEX): Adjust.
7710 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
7711 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
7712 (MOVE_MAX): Adjust.
7713 (MAX_MOVE_MAX): Define.
7714 (Pmode): Adjust.
7715 (CONST_COSTS): Adjust.
7716 (REGISTER_MOVE_COST): Adjust.
7717 (BRANCH_COST): Adjust.
7718 (TEXT_SECTION_ASM_OP): Adjust.
7719 (DBX_REGISTER_NUMBER): Adjust.
7720 (ASM_OUTPUT_DOUBLE_INT): New.
7721 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
7722 (PREDICATE_CODES): Adjust.
7723 (PROMOTE_MODE): Adjust.
7724 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
7725 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
7726 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
7727 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
7728 (DR0_REG, DR2_REG, DR4_REG): Renumber.
7729 (TR0_REG, TR1_REG, TR2_REG): New.
7730 (XD0_REG): Renumber.
7731 (UNSPEC_COMPACT_ARGS): New.
7732 (type): Added pt and ptabs.
7733 (length): Default to 4 on SHmedia. Default pt length to 12
77353e4f 7734 and 20 on SHmedia32 and SHmedia64, respectively.
87e19636 7735 (pt): New function unit.
7736 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
7737 Add whitespace between operands of SHmedia instructions.
7738 (movdicc): Fix.
7739 (adddi3_media, addsi3_media): Adjust constraints.
7740 (subsi3) [SHmedia]: Force operand 1 into a register.
7741 (udivsi3_i1_media, udivsi3_i4_media): New.
7742 (udivsi3): Support SHmedia.
7743 (divsi3_i1_media, divsi3_i4_media): New.
7744 (divsi3): Support SHmedia.
7745 (anddi3, iordi3, xordi3): Adjust constraints.
7746 (zero_extendhidi2, zero_extendqidi2): New.
7747 (extendsidi2, extendhidi2, extendqidi2): New.
7748 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
7749 (pop_e, pop_fpul, pop_4): Likewise.
7750 (movsi_media): Support FP and BT registers.
7751 (movsi_media_nofpu): New. Adjust splits to DImode.
7752 (lduw, ldub): Renamed to zero_extend* above.
7753 (movqi_media): Fix typo.
7754 (movdi_media): Support FP and BT registers.
7755 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
7756 (movdi_const_32bit): New.
7757 (shori_media): Require immediate operand. Use `u' for output.
7758 (movdf_media, movsf_media): Simplified.
7759 (movdf_media_nofpu, movsf_media_nofpu): New.
7760 (movdf, movsf): Adjust
7761 (movv2sf, movv2sf, movv16sf): New.
7762 (beq_media, beq_media_i): Adjust constraints. Don't use
7763 scratch BT register.
7764 (bne_media, bne_media_i): Likewise.
7765 (bgt_media, bgt_media_i): Likewise.
7766 (bge_media, bge_media_i): Likewise.
7767 (bgtu_media, bgtu_media_i): Likewise.
7768 (bgeu_media, bgeu_media_i): Likewise.
7769 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
7770 bunordered): Emit jump insn. Force operands to registers when
7771 needed.
7772 (jump_media, jump): Simplify.
7773 (call_compact, call_compact_rettramp): New.
7774 (call_value_compact, call_value_compact_rettramp): New.
7775 (call_media, call_value_media): Simplify.
7776 (sibcall_compact, sibcall_media): New.
7777 (call, call_value): Adjust for SHmedia and SHcompact.
7778 (sibcall, sibcall_value, untyped_call): Likewise.
7779 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
7780 (indirect_jump): Adjust for SHmedia.
7781 (casesi_jump_media): New.
7782 (nop): Re-enable for SHmedia.
7783 (call_site): Restrict to SH1.
7784 (casesi): Adjust for SHmedia.
7785 (casesi_shift_media, casesi_load_media): New.
7786 (return): Explicitly use PR register. Call return trampoline
7787 on SHcompact.
7788 (return_i): Explicitly use PR register.
7789 (shcompact_return_tramp, shcompact_return_tramp_i): New.
7790 (return_media): Adjust.
7791 (shcompact_incoming_args): New.
7792 (epilogue): Adjust.
7793 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
7794 (movstrsi): Disable on SH5.
7795 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
7796 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
7797 (subsf3, subsf3_media): Likewise.
7798 (mulsf3, mulsf3_media, mac_media): Likewise.
7799 (divsf3, divsf3_media): Likewise.
7800 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
7801 (floatsisf2, fux_truncsfsi2): Likewise.
7802 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
7803 constraints.
7804 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
7805 (cmpunsf_media, cmpsf): Likewise.
7806 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
7807 (abssf2, abssf2_media): Likewise.
7808 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
7809 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
7810 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
7811 (floatsidf2, fix_truncdfsi2): Likewise.
7812 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
7813 constraints.
7814 (cmpeqdf_media, cmpgtdf_media): Likewise.
7815 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
7816 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
7817 (absdf2, absdf2_media): Likewise.
7818 (extendsfdf2, extendsfdf2_media): Likewise.
7819 (truncsfdf2, truncsfdf2_media): Likewise.
7820 * config/sh/sh64.h: New file.
7821 * config/sh/t-sh64: New file.
7822 * config/sh/shmedia.h: New file.
7823 * config/sh/ushmedia.h: New file.
7824 * config/sh/sshmedia.h: New file.
7825 * configure.in: Added sh64-*-elf.
7826 * configure: Rebuilt.
7827 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
7828 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
7829 (reg_class_from_letter): Use `b' for TARGET_REGS.
7830 (print_operand): Support `%M', `%m', `AND' and
7831 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
7832 (andcosts): Adjust for SHmedia.
7833 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
7834 Likewise.
7835 (target_reg_operand): New function.
7836 * config/sh/sh-protos.h (target_reg_operand): Declare.
7837 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
7838 FP registers on SH5.
7839 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
7840 on SH4.
7841 (TARGET_REGISTER_P): New macro.
7842 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
7843 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
7844 (EXTRA_CONSTRAINT_S): New macro.
7845 (EXTRA_CONSTRAINT): Adjust.
7846 (FLOAT_TYPE_SIZE): Define to 32.
7847 (Pmode): DImode on SHmedia.
7848 (CONST_COSTS): Adjust for SHmedia literals.
7849 (PREDICATE_CODES): Added target_reg_operand.
7850 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
7851 * config/sh/sh.md: Remove all attrs from SHmedia insns.
7852 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
7853 (cmpdi): Accept SHmedia.
7854 (movdicc_false, movdicc_true): New insns.
7855 (movdicc): New expand.
7856 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
7857 no_new_pseudos.
7858 (addsi3_media): Match `S' constraint.
7859 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
7860 (negdi2): Expand for SHmedia.
7861 (one_cmpldi2): New expand.
7862 (zero_extendsidi2): Change from expand to insn.
7863 (extendsidi2): Add constraints.
7864 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
7865 LD/ST address. Fix SI immediate loading split.
7866 (movhi_media, movqi_media, lduw, ldub): New insns.
7867 (movhi, movqi): Accept SHmedia.
7868 (shori_media, movdi_media): Relax input constraints. Split
7869 symbolic constants.
7870 (movdf_media, movsf_media): New insn. New split to movdi.
7871 (movdf, movsf): Match on SHmedia.
7872 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
7873 bgeu_media): New insns and splits. New insns with `_i' suffix.
7874 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
7875 (bunordered): New expand.
7876 (jump_compact): Renamed from `jump'.
7877 (jump_media): New insn.
7878 (jump): New expand.
7879 (call_media, call_value_media): New insns.
7880 (call, call_value): Adjust.
7881 (indirect_jump_compact): Renamed from `indirect_jump'.
7882 (indirect_jump_media): New insn.
7883 (indirect_jump): New expand.
7884 (untyped_call, return): Accept SHmedia.
7885 (return_media): New insn.
7886 (prologue, epilogue, blockage): Accept SHmedia.
7887 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
7888 (sunordered): New expand.
7889 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
7890 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
7891 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
7892 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
7893 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
7894 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
7895 abssf2_media): New insns.
7896 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
7897 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
7898 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
7899 floatdidf2, floatsidf2_media, fix_truncdfdi2,
7900 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
7901 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
7902 absdf2_media): New insns.
7903 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
7904 (extendsfdf2_media, truncdfsf2_media): New insns.
7905 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
7906 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
7907 * config/sh/sh.h (CONST_OK_FOR_J): Document.
7908 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
7909 * config/sh/sh.md (adddi3): New expand.
7910 (adddi3_media, adddi3z_media): New insns.
7911 (adddi3_compact): Renamed from adddi3.
7912 (addsi3_media): Use add.l r63 to add constant zero.
7913 (subdi3): New expand.
7914 (subdi3_media): New insn.
7915 (subdi3_compact): Renamed from subdi3.
7916 (mulsidi3): New expand.
7917 (mulsidi3_media): New insn.
7918 (mulsidi3_compact): Renamed from mulsidi3.
7919 (umulsidi3): New expand.
7920 (umulsidi3_media): New insn.
7921 (umulsidi3_compact): Renamed from umulsidi3.
7922 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
7923 (ashlsi3, ashrsi3, lshrsi3): Use them.
7924 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
7925 (ashldi3, ashrdi3, lshrdi3): Use them.
7926 (zero_extendsidi2): New expand.
7927 (extendsidi2): New insn.
7928 (movsi_media): New insn. Split to movdi to load constants.
7929 (movsi): Enable for shmedia.
7930 (movdi_media): New insn. Use shori_media to load wide constants.
7931 (short_media): New insn.
7932 (movdi): Enable for shmedia.
7933 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
7934 * config/sh/sh.h (CPP_SPEC): Added `m5'.
7935 (SUBTARGET_CPP_SPEC): Added `!m5'.
7936 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
7937 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
7938 to all other SH variants.
7939 (TARGET_DEFAULT): Set to SH1_BIT.
7940 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
7941 (BITS_PER_WORD): Raise to 64 on shmedia.
7942 (MAX_BITS_PER_WORD): Change to 64.
7943 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
7944 (INT_TYPE_SIZE): Keep as 32.
7945 (UNITS_PER_WORD): Raise to 8 on shmedia.
7946 (MIN_UNITS_PER_WORD): Keep as 4.
7947 (POINTER_SIZE): Raise to 64 on shmedia.
7948 (CONST_OK_FOR_J): New macro.
7949 (CONST_OK_FOR_LETTER_P): Use it.
7950 (processor_type): Add PROCESSOR_SH5.
7951 * config/sh/sh.md: Conditionalize all expands, insns and
7952 splits to TARGET_SH1.
7953 (cpu): Added sh5.
7954 (addsi3_compact): Renamed from...
7955 (addsi3): Now an expand.
7956 (addsi3_media, subsi3_media): New insns.
7957 (subsi3): Don't negate constants with SHmedia.
7958
e27e52e0 7959 * hooks.c: New file.
7960 * hooks.h: New file.
7961 * Makefile.in (HOOKS_H): New.
7962 (TARGET_DEF_H): Added $(HOOKS_H).
7963 (OBJS): Added hooks.o.
7964 (cfgcleanup.o, bb-reorder.o): Added target.h.
7965 (hooks.o): Added dependencies.
7966 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
7967 (TARGET_INITIALIZER): this.
7968 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
7969 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
7970 * bb-reorder.c: Include target.h.
7971 (reorder_basic_blocks): Skip if cannot modify jumps.
7972 * cfgcleanup.c: Include target.h.
7973 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
7974
edef0027 79752002-02-08 Chris Demetriou <cgd@broadcom.com>
7976
4fc5f895 7977 * config/mips/mips.md (casesi_internal, casesi_internal_di):
7978 Protect jump delay slot instructions with .set noreorder and
7979 .set nomacro.
edef0027 7980
79812002-02-08 Chris Demetriou <cgd@broadcom.com>
47ea8fe4 7982
7983 * config/mips/mips.md (casesi_internal_di): Calculate
7984 the index into the target offset table correctly.
7985
5b1bb114 79862002-02-08 Richard Henderson <rth@redhat.com>
7987
7988 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
7989 * final.c (output_addr_const): Accept and discard SUBREG.
7990 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
7991 mark them unknown instead.
7992 (simplify_subtraction): Handle RTX_UNKNOWN.
7993 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
7994
668e259a 79952002-02-08 David Edelsohn <edelsohn@gnu.org>
7996
7997 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
7998
cd0751f1 79992002-02-08 Richard Henderson <rth@redhat.com>
8000
8001 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
8002
f600b94d 80032002-02-08 Andreas Jaeger <aj@suse.de>
8004
8005 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
8006 * config/i386/t-linux64: New file.
8007
64fbdcbf 80082002-02-08 Jakub Jelinek <jakub@redhat.com>
8009
8010 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
8011 * c-parse.in (compstmt): Clear last_expr_type.
8012
d2aa2d17 80132002-02-07 Richard Henderson <rth@redhat.com>
8014
8015 * loop.c (strength_reduce): Sink final_value when not
8016 eliminating a biv.
8017
ea809976 80182002-02-07 David O'Brien <obrien@FreeBSD.org>
8019
8020 * config/sparc/freebsd.h: Fix mismatched spec {.
8021
088f179c 80222002-02-07 Richard Henderson <rth@redhat.com>
8023
8024 * cfgrtl.c: Include recog.h and insn-config.h.
8025 (keep_with_call_p): Fix general_operand invocation.
8026 * Makefile.in (cfgrtl.o): Update dependencies.
8027
c5599633 80282002-02-07 Kazu Hirata <kazu@hxi.com>
8029
8030 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
8031 comment. Accept HImode only if TARGET_H8300.
8032
dae05141 80332002-02-07 Eric Christopher <echristo@redhat.com>
8034
8035 * config/mips/crtn.asm: Cleanup #ifdefs.
8036
80372002-02-07 Eric Christopher <echristo@redhat.com>
8038
8039 * config/mips/crti.asm: Add changes for mips16. mips16 uses
8040 register 7 as RA instead of $31.
8041 * config/mips/crtn.asm: Ditto.
8042 * config/mips/mips.c (mips_move_2words): Add case for
8043 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
8044 (compute_frame_size): Fix typo.
8045 (save_restore_insns): Ditto. Make documentation about using
8046 register $7 as return register more precise.
8047 (mips_expand_epilogue): Fix comment. Add code to work around not
8048 being able to add to the stack pointer directly.
8049 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
8050 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
8051 epilogue.
8052
f86ef5aa 80532002-02-07 Tom Rix <trix@redhat.com>
8054
dae05141 8055 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
f86ef5aa 8056 immediates in ldu and stdu DS opcode field.
8057 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
8058 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
8059 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
8060
9b2e8d38 80612002-02-07 Jeff Sturm <jsturm@one-point.com>
8062
8063 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
8064 offset for stack bias.
8065
bc18a051 80662002-02-07 H.J. Lu <hjl@gnu.org>
8067
8068 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
8069
59a893a8 80702002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
8071
8072 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
8073
717db2f5 8074Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
8075
8076 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
8077 * i386.c (x86_order_regs_for_local_alloc): New global function.
8078 * i386.h (REG_ALLOC_ORDER): CLeanup.
8079 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
8080
9464d436 80812002-02-07 Richard Henderson <rth@redhat.com>
8082
303f86ec 8083 PR optimization/2463
9464d436 8084 * alias.c (find_base_value): Recall base values for fixed hard regs.
8085 * loop.c (loop_regs_update): Don't use single_set on non-insns.
8086
f8a0c1f2 80872002-02-07 Alexandre Oliva <aoliva@redhat.com>
8088
8089 * config/mips/mips.md (define_delay) [mips16]: Adjust required
8090 length.
8091
db4c0bc2 80922002-02-06 Richard Henderson <rth@redhat.com>
8093
8094 PR c/5609
8095 * stmt.c (resolve_operand_name_1): Take more care with mixed
8096 named and unnamed operands.
8097
56b6134d 80982002-02-06 Janis Johnson <janis187@us.ibm.com>
8099 Jan Hubicka <jh@suse.cz>
8100
8101 * loop.c (remove_constant_addition): Avoid clobbering a shared
8102 CONST expression.
8103
8994bd9e 81042002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
8105
8106 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
8107 * config/s390/t-linux64: New file.
8108 * config/s390/libgcc-glibc.ver: New file.
8109
d50213e6 81102002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
8111
8112 * config/s390/linux64.h: Delete file.
8113 * config/s390/s390x.h: New file.
8114 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
8115 as target header file.
8116 * config/s390/linux.h (TARGET_VERSION): Define depending on
8117 DEFAULT_TARGET_64BIT.
8118 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
8119 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
8120 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
8121 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
8122 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
8123 (EXTRA_SPEC): New define.
8124 * config/s390/s390.h (TARGET_VERSION): Define depending on
8125 DEFAULT_TARGET_64BIT.
8126 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
8127
af857942 81282002-02-06 Jason Merrill <jason@redhat.com>
8129
8130 * c-decl.c (finish_function): Warn about a non-void function with
8131 no return statement and no abnormal exit.
8132 (current_function_returns_abnormally): New variable.
8133 (start_function): Clear it.
8134 (struct c_language_function): Add returns_abnormally.
8135 (push_c_function_context): Save it.
8136 (pop_c_function_context): Restore it.
8137 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
8138 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
8139 an explicit return type.
8140 * c-tree.h: Declare current_function_returns_abnormally.
8141 (C_FUNCTION_IMPLICIT_INT): New macro.
8142 * c-typeck.c (build_function_call): Set it.
8143 (c_expand_return): Set current_function_returns_value even if the
8144 value is erroneous.
8145
0e62d8da 81462002-02-06 Jakub Jelinek <jakub@redhat.com>
8147
8148 PR c/5420:
8149 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
8150 unsafe for reevaluation.
8151
5fc77c6c 81522002-02-06 Jakub Jelinek <jakub@redhat.com>
8153
8154 PR c/5482:
8155 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
8156 EXPR_STMT, but COMPOUND_STMT, recurse into it.
8157
9ddc1858 81582002-02-06 Richard Henderson <rth@redhat.com>
8159
8160 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
8161 be a general_operand. Dest for function value must be a pseudo.
8162
a96a05e6 81632002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
8164
8165 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
8166 as SYMBOL_REFs from the constant pool.
8167
08ba4893 81682002-02-06 Alexandre Oliva <aoliva@redhat.com>
8169
8170 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
8171 passed by invisible reference.
8172
394e2618 81732002-02-05 Richard Henderson <rth@redhat.com>
8174
8175 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
8176
f0b228a5 81772002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
8178
8179 Implement using "base addresses" in insn operands as default.
8180 * config/mmix/mmix.c (mmix_conditional_register_usage): if
8181 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
8182 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
8183 used to read the rtx value.
8184 (mmix_target_asm_function_epilogue): Fix spacing.
8185 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
8186 (mmix_legitimate_address): Ditto.
8187 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
8188 should be loaded with a GETA insn. Don't allocate needless extra
8189 char for nul termination and fix misleading comment.
8190 (mmix_print_operand_address): Handle constants if
8191 TARGET_BASE_ADDRESSES.
8192 (mmix_output_register_setting): Use base addressing if
8193 TARGET_BASE_ADDRESSES and the number of insns is 3.
8194 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
8195 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
8196 to use R as constraint, add LDA to match s.
8197 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
8198 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
8199 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
8200 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
8201 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
8202 order with other fixed registers.
8203 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
8204 other parameter/call-clobbered registers.
8205 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
8206 -mbase-addresses, -mno-base-addresses.
8207 (MMIX Options): Ditto.
8208
55bfeac3 82092002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
8210
8211 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
8212
aac0536f 82132002-02-06 Aldy Hernandez <aldyh@redhat.com>
8214
4fc5f895 8215 * config/rs6000/altivec.h: Change elem to _S_elem.
aac0536f 8216
788aa53e 82172002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
8218
8219 * config/netbsd.h (WCHAR_TYPE): Define.
8220 (WCHAR_TYPE_SIZE): Ditto.
8221 (WINT_TYPE): Ditto.
8222 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
8223 (WCHAR_UNSIGNED): Ditto.
8224 (WCHAR_TYPE_SIZE): Ditto.
8225 (WINT_TYPE): Ditto.
8226 * config/arm/netbsd.h: Likewise.
8227 * config/i386/netbsd-elf.h: Likewise.
8228 * config/i386/netbsd.h: Likewise.
8229 * config/m68k/netbsd-elf.h: Likewise.
8230 * config/m68k/netbsd.h: Likewise.
8231 * config/ns32k/netbsd.h: Likewise.
8232 * config/sparc/netbsd.h: Likewise.
8233 * config/vax/netbsd.: Likewise.
8234
f04f096b 82352002-02-05 Alexandre Oliva <aoliva@redhat.com>
8236
8237 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
8238 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
8239 (TARGET_INITIALIZER): this.
8240 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
8241 (BITFIELD_NBYTES_LIMITED): Markup fix.
8242 * tree.h (default_ms_bitfield_layout_p): Declare.
8243 (record_layout_info): Added prev_field.
8244 * tree.c (default_ms_bitfield_layout_p): New fn.
8245 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
8246 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
8247 * stor-layout.c: Include target.h.
8248 (start_record_layout): Initialize prev_field.
8249 (place_field): Handle MS bit-field layout, and disregard
8250 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
8251 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
8252 * Makefile.in (stor-layout.o): Adjust dependencies.
8253
c6d86b63 82542002-02-05 Jason Merrill <jason@redhat.com>
8255
c6d86b63 8256 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
8257
71fcebb2 82582002-02-05 Andreas Jaeger <aj@suse.de>
8259
8260 * crtstuff.c: Fix comments.
8261
0a8301be 82622002-02-05 Richard Henderson <rth@redhat.com>
8263
115bceb9 8264 PR fortran/3393
8265 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
8266 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
8267
0a8301be 8268 PR fortran/3392
8269 * config/mips/mips.c (function_arg): Handle TImode.
8270 (function_arg_advance): Likewise.
8271
6ec6ead4 82722002-02-05 Aldy Hernandez <aldyh@redhat.com>
8273
c6d86b63 8274 * config/rs6000/altivec.h (vec_step_help): Rename to
8275 __vec_step_help.
6ec6ead4 8276
78bab5bb 82772002-02-05 Aldy Hernandez <aldyh@redhat.com>
8278
c6d86b63 8279 * config/rs6000/altivec.h: Fix typos.
78bab5bb 8280
7c9e4aae 82812002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
8282
8283 * config/arm/netbsd.h: Correct a comment.
8284
391c48ec 82852002-02-05 Aldy Hernandez <aldyh@redhat.com>
8286
c6d86b63 8287 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
8288 building void typed builtins.
391c48ec 8289
c6d86b63 8290 * config/rs6000/altivec.h (vec_ld*): Fix typos.
8291 (vec_step): Implement for C++.
391c48ec 8292
c6d86b63 8293Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
0d3c91d4 8294
8295 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
8296
842e01df 82972002-02-04 Richard Henderson <rth@redhat.com>
8298
8299 * combine.c (nonzero_bits): Re-introduce special case for
8300 sp/fp/ap wrt REGNO_POINTER_ALIGN.
8301
15e5a1c8 83022002-02-05 Aldy Hernandez <aldyh@redhat.com>
8303
c6d86b63 8304 * doc/extend.texi: Warn about unsupported usage of altivec
8305 builtins.
15e5a1c8 8306
c6d86b63 8307 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
8308 (altivec_predicate_*): New.
15e5a1c8 8309
c6d86b63 8310 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
8311 Add C++ version of vec_*() functions.
15e5a1c8 8312
c6d86b63 8313 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
8314 (bdesc_2arg): Remove altivec predicates.
8315 (altivec_expand_builtin): Handle predicates.
8316 (altivec_init_builtins): Handle predicates.
8317 (altivec_expand_predicate_builtin): New.
15e5a1c8 8318
6a2c16d6 83192002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
8320
8321 * pa.c (DO_FRAME_NOTES): Move forward.
8322 (store_reg): Revise handling of frame notes.
8323 (load_reg): Likewise.
8324 (set_reg_plus_d): Likewise.
8325 (hppa_expand_prologue): Likewise.
8326 (hppa_expand_epilogue): Likewise.
dae05141 8327
8f248ced 83282002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
8329
8330 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
8331
79dc3b8e 83322002-02-04 Jakub Jelinek <jakub@redhat.com>
8333
8334 PR c/4475, c++/3780:
8335 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
8336 * c-common.h (SWITCH_TYPE): Define.
8337 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
8338 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
8339 Rename spareness variable to sparseness.
8340 (expand_end_case_type): Renamed from expand_end_case, use orig_type
8341 if non-NULL instead of TREE_TYPE (orig_index).
8342 * tree.h (expand_end_case_type): Renamed from expand_end_case.
8343 (expand_end_case): Define using expand_end_case_type.
8344 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
8345 to expand_end_case_type.
8346 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
8347
5c56a3a9 83482002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
8349
8350 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
8351 (BIGGEST_ALIGNMENT): Change to 128.
8352
ac5c955b 83532002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
8354
8355 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
8356
39bf1bf0 83572002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
8358
8359 * pa.md (call_internal_reg_64bit): Remove unused variable.
8360
71904594 83612002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
8362
8363 * config/arm/arm.h (machine_function): Add uses_anonymous_args
8364 field.
4fc5f895 8365 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
71904594 8366 * config/arm/arm.c (current_function_anonymous_args): Delete,
4fc5f895 8367 replace uses with cfun->machine->uses_anonymous_args.
8368 (arm_reorg): Do not reset uses_anonymous_args.
71904594 8369
8370 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
8371 any geenral register.
dae05141 8372
9e8503e6 83732001-02-04 Bernd Schmidt <bernds@redhat.com>s
76cc9616 8374
8375 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
8376 the entry block.
8377
04a917bf 83782002-02-04 Richard Henderson <rth@redhat.com>
8379
8380 * combine.c (force_to_mode): Remove STACK_BIAS code.
8381 (nonzero_bits): Likewise. Replace sp/fp special case with
8382 REGNO_POINTER_ALIGN.
8383
8384 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
8385 (HARD_FRAME_POINTER_REGNUM): New.
8386 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
8387 (FIXED_REGS, CALL_USED_REGS): Update.
8388 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
8389 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
8390 (HARD_REGNO_NREGS): Update for SFP.
8391 (STACK_POINTER_OFFSET): Include bias here ...
8392 (FIRST_PARM_OFFSET): ... not here.
8393 (STACK_BIAS): Remove.
8394 (INIT_EXPANDERS): New.
8395 (STARTING_FRAME_OFFSET): Do not include bias.
8396 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
8397 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
8398 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
8399 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
8400 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
8401 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
8402 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
8403 (MUST_SAVE_REGISTER): Likewise.
8404 (sparc_flat_function_prologue): Likewise.
8405 (sparc_flat_function_epilogue): Likewise.
8406 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
8407 (sparc_init_modes): SFP is GENERAL_REGS.
8408 (sparc_builtin_saveregs): SFP does not have bias applied.
8409
961d6ddd 84102002-02-04 Richard Henderson <rth@redhat.com>
8411
8412 * config/alpha/alpha.c (current_function_is_thunk): Don't check
8413 current_function_is_thunk.
8414 (alpha_sa_mask): Distinguish between current_function_is_thunk
8415 called from ASM_OUTPUT_MI_THUNK and not.
8416 (alpha_does_function_need_gp): Thunks always need gp.
8417 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
8418 (alpha_output_mi_thunk_osf): New.
8419 * config/alpha/alpha-protos.h: Update.
8420 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
8421
43674c99 84222002-02-04 Richard Sandiford <rsandifo@redhat.com>
8423
8424 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
8425 function types, not when they're taken away.
8426
869fe49e 8427Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
8428
8429 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
8430 CODE_LABEL and jump table when replacing a table jump with a
8431 simple jump.
8432
64f977d6 84332002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
8434
8435 * config/s390/s390-protos.h (legitimize_la_operand,
8436 s390_secondary_input_reload_class, s390_plus_operand,
8437 s390_expand_plus_operand): Add prototypes.
8438
8439 config/s390/s390.c (s390_secondary_input_reload_class,
8440 s390_plus_operand, s390_expand_plus_operand): New functions.
8441
8442 (struct s390_address): New member 'pointer'.
8443 (s390_decompose_address): Compute it.
8444 (legitimate_la_operand_p): Use it.
8445 (legitimize_la_operand): New function.
8446 (movti, movdi, movdf splitters): Call it.
8447
8448 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
8449 (PREDICATE_CODES): Add s390_plus_operand.
8450
8451 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
8452 (la_ccclobber): Allow GENERAL_REGS as output operand.
8453
8454 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
8455 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
8456 (*la_64, *la_31, reload_indi, reload_insi): ... these.
8457
b442c5a9 84582002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
8459
8460 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
8461 register names for regular asm () construct.
8462
03ce3f23 84632002-02-04 Jakub Jelinek <jakub@redhat.com>
8464
8465 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
8466 registers.
8467
c679a3d3 84682002-02-04 Jakub Jelinek <jakub@redhat.com>
8469
8470 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
8471 pat for recog.
8472
5d9a3aea 84732002-02-04 Hartmut Penner <hpenner@de.ibm.com>
8474
4fc5f895 8475 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
8476 constant pool to be identical by string address and index.
5d9a3aea 8477
2ab08d57 84782002-02-04 Anthony Green <green@redhat.com>
8479
8480 * output.h (SECTION_OVERRIDE): Define.
8481 * varasm.c (named_section): Obey SECTION_OVERRIDE.
8482
f470dade 84832002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
8484
8485 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
8486 by existing arm*-*-netbsd* (a.out) target.
8487 (ns32k-*-netbsdelf*): Likewise.
8488 (sparc-*-netbsdelf*): Likewise.
8489 (vax-*-netbsdelf*): Likewise.
8490
5a1890fd 84912002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
61dcce9c 8492
8493 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
8494 headers and libobjc headers.
8495
84962002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
8497
8498 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
8499 (_mingw.h): Remove duplicate include.
8500
124c3198 85012002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
8502
8503 * config.gcc: Set cpu_type to m68k for 68010, as well.
8504 (m68010-*-netbsdelf*): New...
8505 (m68k*-*-netbsdelf*): ...targets.
8506 * config/m68k/netbsd-elf.h: New file.
8507
70a21926 85082002-02-02 Kazu Hirata <kazu@hxi.com>
8509
8510 * config/h8300/h8300.c (hand_list): Move inside function_arg.
8511
1592a00c 85122002-02-02 Kazu Hirata <kazu@hxi.com>
8513
8514 * config/h8300/h8300.c (h8_push_ops): Move inside
8515 h8300_init_once.
8516 (h8_pop_ops): Likewise.
8517 (h8_move_ops): Likewise.
8518
8ba450ad 85192002-02-02 Kazu Hirata <kazu@hxi.com>
8520
8521 * config/h8300/h8300.c (os_task): Make it static.
8522 (monitor): Likewise.
8523 (pragma_saveall): Likewise.
8524
78464229 85252002-02-02 Alexandre Oliva <aoliva@redhat.com>
8526
8527 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
8528 constant is a valid sign-extension for Pmode.
8529
ded3e58c 85302002-02-02 Kazu Hirata <kazu@hxi.com>
8531
8532 * config/h8300/h8300.c: Fix formatting.
8533
5eb937e3 85342002-02-02 Kazu Hirata <kazu@hxi.com>
8535
8536 * config/h8300/h8300.md: Fix formatting.
8537
d43b4593 85382002-02-02 Kazu Hirata <kazu@hxi.com>
8539
8540 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
8541 predicates of operands[1]. Split the patterns for each
8542 processor variant.
8543
1177de69 85442002-02-02 Kazu Hirata <kazu@hxi.com>
8545
8546 * config/h8300/h8300.md (xor patterns): Tighten the predicates
8547 of operands[1] to register_operand.
8548
537c4bc6 85492002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
8550
8551 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
8552 * cpphash.c (_cpp_init_hashtable): Similarly.
8553 * cppinit.c (cpp_create_reader): Default the signed_char flag.
8554 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
8555 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
8556 (cpp_handle_option): Handle the new options.
8557 * cpplex.c (cpp_interpret_charconst): Use new flag.
8558 * cpplib.h (struct cpp_options): New member signed_char.
8559 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
8560 (cpp_options): Handle -fsigned-char and -funsigned-char.
8561 (static_specs): Remove signed_char_spec.
8562 (do_spec1): Don't handle %c.
8563 * system.h: Poison SIGNED_CHAR_SPEC.
8564 * tradcif.y (yylex): Use flag_signed_char.
8565 * tradcpp.h (flag_signed_char): New.
8566 * tradcpp.c (flag_signed_char): New.
8567 (main): Handle new command-line options.
8568 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
8569config:
8570 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
8571 * avr/avr.h: Remove old comments.
8572 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
8573 (CC1_SPEC): Pass -fsigned-char if -mic*.
8574 (SIGNED_CHAR_SPEC): Remove.
8575doc:
8576 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
8577
a4b726cb 85782002-02-01 Eric Christopher <echristo@redhat.com>
8579
8580 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
8581 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
8582 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
8583 (ASM_OUTPUT_REG_POP): Ditto.
8584
b9d8dcc9 85852002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
8586
8587 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
8588 patch.
8589
ca29ad57 85902002-02-02 Jakub Jelinek <jakub@redhat.com>
8591
8592 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
8593
4d6ffac5 85942002-02-02 Jakub Jelinek <jakub@redhat.com>
8595
8596 PR c/5304:
8597 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
8598 unconditionally.
8599
6f14033a 86002002-02-01 Janis Johnson <janis187@us.ibm.com>
8601
8602 * cfganal.c: Include tm_p.h.
8603 (keep_with_call_p): Fix the test that determines if a register holds
8604 the return value of a call.
8605
c3479b10 86062002-02-01 DJ Delorie <dj@redhat.com>
8607
8608 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
8609 we are given conflicting registers, switch to the other one we
8610 had allocated for us.
8611 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
8612 as TImode so we know when the "other" register is available.
8613
11ce0f1a 86142002-02-01 David O'Brien <obrien@FreeBSD.org>
8615
8616 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
8617 sparc/sparc_bi.h.
8618
e3e0e46a 86192002-02-01 Janis Johnson <janis187@us.ibm.com>
8620
8621 * cfganal.c (keep_with_call_p): New function.
8622 (flow_call_edges_add): Prevent splitting a block between a call and
8623 a single-set instruction that should be kept in the same block.
8624
f86664e6 86252002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
8626
8627 * doc/install.texi (avr): Update outdated URL.
8628
00d49f5c 86292002-01-30 Andrew Haley <aph@cambridge.redhat.com>
8630
4fc5f895 8631 * config/stormy16/stormy16.md (pushqi): New.
8632 (popqi): New.
8633 (pushhi): New.
8634 (pophi): New.
8635 (movhi): Remove stack operands.
8636 (movqi): Likewise.
8637 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
8638 nonimmediate_nonstack_operand.
8639 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
8640 New.
8641 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
8642 New.
00d49f5c 8643
86172eb0 86442002-01-31 Jason Merrill <jason@redhat.com>
8645
8646 * Makefile.in (c-parse.c): Handle .output file.
8647 * objc/Make-lang.in (objc-parse.c): Likewise.
8648
557acce7 86492002-02-01 Alexandre Oliva <aoliva@redhat.com>
8650
8651 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
8652 the -me[lb] option is given. Don't output the default flag
8653 twice.
8654
e62fd7d5 86552002-01-31 Zack Weinberg <zack@codesourcery.com>
8656
8657 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
8658 the primary source file; this has not been done yet.
8659 * c-decl.c (c_expand_body): Reset input_filename from
8660 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
8661
ebcd99ea 86622002-01-31 Kazu Hirata <kazu@hxi.com>
8663
8664 * rtlanal.c (subreg_regno_offset): Do not use
8665 SUBREG_REGNO_OFFSET.
8666 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
8667 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
8668
4fbea729 86692002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
8670
8671 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
8672 version rather than GNATS version in --version output.
8673
a186b63f 86742002-01-31 Richard Sandiford <rsandifo@redhat.com>
8675
8676 * ifcvt.c (noce_process_if_block): Make a copy of the destination
8677 when copying back from a temporary.
8678
13b07dab 86792002-01-30 Richard Henderson <rth@redhat.com>
8680
8681 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
8682 and new_dest are the same.
8683
cab14df7 86842002-01-30 Richard Henderson <rth@redhat.com>
8685
610cfb01 8686 PR opt/5076
cab14df7 8687 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
8688 * rtl.c (note_insn_name): Update.
8689 * emit-rtl.c (remove_unnecessary_notes): Kill it.
8690 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
8691 to perform loop rotation.
8692 (expand_exit_loop_top_cond): New.
8693 * tree.h (expand_exit_loop_top_cond): Declare it.
8694 * c-semantics.c (genrtl_while_stmt): Use it.
8695 (genrtl_for_stmt): Likewise.
8696
fe701bb3 86972002-01-30 Alexandre Oliva <aoliva@redhat.com>
8698
8699 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
8700 arguments to 64-bit boundaries on 64-bit ABIs.
8701
930cea6a 87022002-01-30 Steve Ellcey <sje@cup.hp.com>
8703
8704 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
8705
b36e470a 87062002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
8707
8708 * c-decl.c (grokdeclarator): Handle type being a typedef for an
8709 invalid type.
8710
74b68692 87112002-01-30 David O'Brien <obrien@FreeBSD.org>
8712
8713 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
8714 * config/sparc/sparc_bi.h: Remove file.
8715 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
8716
501793e3 87172002-01-30 Richard Henderson <rth@redhat.com>
8718
8719 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
8720
deab2811 87212002-01-30 Zack Weinberg <zack@codesourcery.com>
8722
8723 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
8724
86172eb0 87252002-01-30 Jason Merrill <jason@redhat.com>
15a56411 8726
8727 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
8728 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
8729 (reg_save): Use DW_CFA_offset_extended_sf instead.
8730
8731 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
8732
d0bfd0b5 87332002-01-29 Jakub Jelinek <jakub@redhat.com>
8734
8735 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
8736 in cselib_lookup.
8737
7ab8705d 87382002-01-29 Aldy Hernandez <aldyh@redhat.com>
8739
e62fd7d5 8740 * rs6000.md ("*call_value_local32"): Remove constraints.
8741 ("*call_value_local64"): Same.
8742 ("*call_value_indirect_nonlocal_aix32"): Same.
8743 ("*call_value_nonlocal_aix32"): Same.
8744 ("*call_value_indirect_nonlocal_aix64"): Same.
8745 ("*call_value_nonlocal_aix64"): Same.
8746 ("*call_value_nonlocal_sysv"): Same.
7ab8705d 8747
d392c121 87482002-01-29 Richard Henderson <rth@redhat.com>
8749
8750 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
8751
41828ba0 87522002-01-29 Richard Henderson <rth@redhat.com>
8753
8754 * expr.c (force_operand): Ignore flag_pic for detecting pic
8755 address loads.
8756 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
8757 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
8758 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
8759 instead of open-coded loop.
8760 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
8761 be fixed when in use.
8762
d922644a 87632002-01-29 Richard Henderson <rth@redhat.com>
8764
8765 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
8766 * sched-rgn.c (propagate_deps): Update them.
8767 * sched-deps.c (sched_analyze_insn): Update them. Flush the
8768 clobbers list when either gets too long.
8769
c0a5a33a 87702002-01-29 Jakub Jelinek <jakub@redhat.com>
8771
8772 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
8773 and INDEX_REGS the same as GENERAL_REGS.
8774 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
8775
c74ee641 87762002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
8777
e62fd7d5 8778 * tree.c (build_nonstandard_integer_type): Correct prototype.
c74ee641 8779
66a63c5b 87802002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
8781
e62fd7d5 8782 * config/s390/s390.md (movstrsico, movstrdix_64,
66a63c5b 8783 movstrsix_31): Remove, replace by ...
e62fd7d5 8784 (movstrdi_short, movstrsi_short, movstrdi_long,
66a63c5b 8785 movstrsi_long): ... these. New.
8786 (movstrdi, movstrsi): Adapt.
8787
8788 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
e62fd7d5 8789 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
66a63c5b 8790 Remove unnecessary CC clobber.
8791 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
8792 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
8793
8794 (divmoddi4): Don't partially initialize TImode register.
8795
4433ec51 87962002-01-29 Geoffrey Keating <geoffk@redhat.com>
8797
8798 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
8799
a9d18fe1 88002002-01-29 Richard Henderson <rth@redhat.com>
8801
8802 * flow.c (print_rtl_and_abort): Remove.
8803 (print_rtl_and_abort_fcn): Remove.
8804 (verify_local_live_at_start): Use dump_bb instead.
8805 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
8806 (verify_wide_reg_1): Return 2 on mode test failure.
8807
c0d30539 88082002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
8809
8810 PR c/3325, c/3326, c/2511, c/3347
8811 * c-decl.c (enum_decl_context): Remove BITFIELD.
8812 (grokdeclarator): Take bitfield width as an input.
8813 Ensure bitfields are given the correct type. Perform
8814 bitfield width validation with build_bitfield_integer_type
8815 rather than waiting for finish_struct.
8816 (grok_typename, grok_typename_in_parm_context, start_decl,
8817 push_parmdecl, grokfield, start_function): Update calls to
8818 grokdeclarator.
8819 (build_bitfield_integer_type): New function.
8820 (finish_struct): Move bitfield validation to grokdeclarator
e62fd7d5 8821 and build_bitfield_integer_type.
c0d30539 8822 * tree.c (build_nonstandard_integer_type): New function.
8823 * tree.h (build_nonstandard_integer_type): New prototype.
8824objc:
8825 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
8826
a182c763 88272002-01-29 Jakub Jelinek <jakub@redhat.com>
8828
8829 PR other/1502:
8830 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
8831 don't ignore unrecognized -W* options.
8832 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
8833 * cpplib.h (cpp_handle_option): Adjust prototype.
8834 * c-decl.c (c_decode_options): Pass 0 as last argument to
8835 cpp_handle_option.
8836
8837 PR c/2896:
8838 * gcc.c (cpp_unique_options): Split from cpp_options.
8839 (cpp_options): Source cpp_unique_options.
8840 (default_compilers): Use cpp_unique_options instead of cpp_options
8841 when used together with cc1_options.
8842 (static_specs): Add cpp_unique_options.
8843 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
8844 when used together with cc1_options.
8845
8aaeb4a6 88462002-01-29 Kazu Hirata <kazu@hxi.com>
8847
8848 * config/h8300/h8300-protos.h: Update the prototype of
8849 output_a_shift.
8850 * config/h8300/h8300.c (output_a_shift): Remove an unused
8851 argument 'insn'. Remove redundant code.
8852 * config/h8300/h8300.md: Adust to the new prototype of
8853 output_a_shift.
8854
efb83474 88552002-01-29 Kazu Hirata <kazu@hxi.com>
8856
8857 * config/h8300/h8300-protos.h: Update the prototypes of
8858 emit_a_rotate and expand_a_rotate.
8859 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
8860 first argument to 'enum rtx_code'.
8861 (expand_a_rotate): Likewise.
8862
909c9c5c 88632002-01-28 Kazu Hirata <kazu@hxi.com>
8864
8865 * config/h8300/h8300-protos.h: Update the prototype of
8866 output_simode_bld.
8867 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
8868 'log2'.
8869 * config/h8300/h8300.md: Adjust to the new prototype.
8870
6f04daec 88712002-01-28 Kazu Hirata <kazu@hxi.com>
8872
8873 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
8874 redundant code.
8875
6ea47475 88762002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
8877
8878 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
8879 is a fixed register before returning pic_offset_table_rtx.
8880 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
8881 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
8882
6bb7c2f2 88832002-01-28 Jason Merrill <jason@redhat.com>
8884
15a56411 8885 * dwarf2.h: Sync with src version.
6bb7c2f2 8886
82086392 88872002-01-28 Paul Koning <pkoning@equallogic.com>
8888
8889 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
8890 BT_FN_VOID_PTR_VAR.
8891 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
8892 * doc/extend.texi (__builtin_prefetch): Update documentation:
8893 first argument is now const void ptr.
8894
f60573c8 88952002-01-28 Kazu Hirata <kazu@hxi.com>
8896
8897 * config/h8300/h8300-protos.h: Remove an unused prototype.
8898
4d859885 88992002-01-28 Roman Zippel <zippel@linux-m68k.org>
8900
8901 * toplev.c (lang_independent_init): Round up identifier size.
8902
87a1ff8e 89032002-01-28 Richard Earnshaw <rearnsha@arm.com>
8904
8905 * config.gcc: Revert previous change.
8906
061404a6 89072002-01-28 Andris Pavenis <pavenis@latnet.lv>
8908
8909 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
8910
d02da15e 89112002-01-28 Richard Earnshaw <rearnsha@arm.com>
8912
8913 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
8914 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
8915 other non-elf netbsd config frags.
8916 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
8917 collect2 will does that.
8918 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
8919 shared-lib frobbing will work.
8920
70a7518f 89212002-01-28 Kazu Hirata <kazu@hxi.com>
8922
8923 * config/h8300/h8300.h: Fix formatting.
8924 * config/h8300/h8300.md: Likewise.
8925
68d0517a 89262002-01-28 Loren J. Rittle <ljrittle@acm.org>
8927
8928 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
8929 the old, removed AAA_standards fix.
8930 * fixinc/fixincl.x: Rebuilt.
8931
25fe8b9e 89322002-01-28 Hans-Peter Nilsson <hp@axis.com>
8933
8934 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
8935 atexit call in crtbegin, hooked in after call to frame_dummy;
8936 register EH before registering __fini__start.
8937
abaff6c6 89382002-01-28 Aldy Hernandez <aldyh@redhat.com>
8939
8940 * config/rs6000/altivec.h: Remove spurious semicolons.
8941
dc0fa99c 89422002-01-27 Kazu Hirata <kazu@hxi.com>
8943
8944 * config/h8300/h8300.md: Replace dead bit extraction patterns
8945 with ones that work.
8946
981336a3 8947Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8948
8949 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
8950 if not STRICT_ALIGNMENT.
8951 * rtl.h (MEM_ALIGN): Likewise.
8952
9e1e55c2 89532002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
8954
8955 * doc/invoke.texi (-fdump-translation-unit): Revert this
8956 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
8957
478a0ee2 89582002-01-27 Kazu Hirata <kazu@hxi.com>
8959
8960 * config/h8300/h8300.md (define_constants): New.
8961 (anonymous patterns) Use defined constants appropriately.
8962
60ff2ea8 89632002-01-27 Kazu Hirata <kazu@hxi.com>
8964
8965 * config/h8300/h8300.c (function_arg): Remove redundant code.
8966
5deaeb50 89672002-01-26 Richard Henderson <rth@redhat.com>
8968
8969 * sched-deps.c (reg_pending_uses_head): New.
8970 (reg_pending_barrier): Rename from reg_pending_sets_all.
8971 (find_insn_list): Don't mark inline.
8972 (find_insn_mem_list): Remove.
8973 (add_dependence_list, add_dependence_list_and_free): New.
8974 (flush_pending_lists): Replace only_write param with separate
8975 for_read and for_write parameters. Update all callers. Use
8976 add_dependence_list_and_free.
8977 (sched_analyze_1): Do not add reg dependencies here; just set
8978 the pending bits. Use add_dependence_list.
8979 (sched_analyze_2): Likewise.
8980 (sched_analyze_insn): Replace schedule_barrier_found with
8981 reg_pending_barrier. Add all dependencies for pending reg
8982 uses, sets, and clobbers.
8983 (sched_analyze): Don't add reg dependencies for calls, just
8984 set pending bits. Use regs_invalidated_by_call. Treat
8985 sched_before_next_call as a normal list, not a fake insn.
8986 (init_deps): No funny init for sched_before_next_call.
8987 (free_deps): Free pending mems lists. Don't zero reg_last.
8988 (init_deps_global): Init reg_pending_uses.
8989 (finish_deps_global): Free it.
8990 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
8991 (find_insn_mem_list): Remove.
8992 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
8993 (propagate_deps): Use them. Zero temp mem lists.
8994
e1ff7102 89952002-01-26 Richard Henderson <rth@redhat.com>
8996
8997 * Makefile.in (CRTSTUFF_CFLAGS): New.
8998 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
8999 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
9000 crtstuff.c instead of alpha assembly version.
9001 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
9002 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
9003 not FORCE_{INIT,FINI}_SECTION_ALIGN.
9004 (__do_global_dtors_aux): Mark used.
9005 (frame_dummy, __do_global_ctors_aux): Mark used.
9006 (fini_dummy, init_dummy): Remove.
9007
9008 * config/alpha/crtbegin.asm: Remove file.
9009 * config/alpha/crtend.asm: Remove file.
9010 * config/alpha/t-crtbe: Remove file.
9011 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
9012 (LINK_EH_SPEC): New.
9013
9014 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
9015 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
9016 calling constructors.
9017 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
9018
9019 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
9020 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
9021 CRT_END_INIT_DUMMY hack.
9022 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
9023 FORCE_{INIT,FINI}_SECTION_ALIGN.
9024
9025 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
9026 FORCE_{INIT,FINI}_SECTION_ALIGN.
9027
9028 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
9029 invocation sequence.
9030 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
9031
9032 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
9033 (FORCE_CODE_SECTION_ALIGN): New.
9034
82d8cc5a 90352002-01-26 Richard Henderson <rth@redhat.com>
9036
9037 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
9038
5aae9d06 90392002-01-26 Richard Henderson <rth@redhat.com>
9040
9041 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
9042 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
9043
4de8ccba 90442002-01-26 Kazu Hirata <kazu@hxi.com>
9045
9046 * config/h8300/h8300.md: Remove bit extraction patterns that
9047 cannot be triggered.
9048 Restrict each bit extraction pattern to a variant on which the
9049 pattern is tested.
9050
dc64c56d 90512002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
9052
9053 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
9054
6e548a60 90552002-01-26 Kazu Hirata <kazu@hxi.com>
9056
9057 * config/h8300/h8300.md: Remove bit test patterns that cannot
9058 be triggered.
9059 Restrict each bit test pattern to a variant on which the
9060 pattern is tested.
9061
b527e67e 90622002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9063
9064 * builtins.c (expand_builtin_strncat): Remove redundant check for
9065 INTEGER_CST.
9066
cbe0a0fe 90672002-01-25 David O'Brien <obrien@FreeBSD.org>
9068
9069 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
9070 default setting.
9071 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
9072 existing setting.
9073
aae061fd 90742002-01-25 Geoffrey Keating <geoffk@redhat.com>
9075
9076 * dbxout.c (dbxout_init): Use assemble_name rather than just
9077 stripping off the first character.
9078 (dbxout_source_file): Likewise.
9079
7f63e91b 90802002-01-25 DJ Delorie <dj@redhat.com>
9081
9082 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
9083 using rtx_equal_p, not by comparing pointers.
9084
52bcea50 90852002-01-25 Steve Ellcey <sje@cup.hp.com>
9086
9087 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
9088 for PIC_OFFSET_TABLE_REGNUM.
9089 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
9090
a8456aba 90912002-01-25 David O'Brien <obrien@FreeBSD.org>
9092
9093 * config.gcc (x86_64-*-freebsd*): New target.
9094 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
9095 value.
9096 (i[34567]86-*-freebsd*): Don't include svr4.h.
9097 * config/i386/freebsd64.h: New file.
9098
ffe38693 90992002-01-25 Douglas B Rupp <rupp@gnat.com>
9100
7531c549 9101 * config/alpha/x-vms (version): Make static.
9102
9103 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
9104 in previous checkin.
9105
ffe38693 9106 * Makefile.in (install-headers-cp): New target.
9107 * config.gcc (alpha-dec-*vms*): Install headers with
9108 install-headers-cp
9109
4aa863f8 9110Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
9111
9112 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
9113 avoid it's copies.
9114
df5c389e 9115Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9116
9117 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
9118 of compare_tree_int.
9119 (expand_builtin_strncat): Likewise.
9120 * c-decl.c (finish_struct): Use tree_low_cst.
9121 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
9122 * tree.c (compare_tree_int): Likewise.
9123
79ed0259 91242002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
9125
9126 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
9127 adjustments even if they are implemented by more than two insns.
9128
992c7138 9129Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
9130
df5c389e 9131 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
992c7138 9132 * df.h (struct ref): Kill B.
9133 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
9134
9135 * basic-block.h (PROP_EQUAL_NOTES): New flag.
9136 * flow.c (propagate_one_insn): Use it.
9137 (mark_used_regs): Handle NIL.
9138
b193f2d5 91392002-01-25 Geoffrey Keating <geoffk@redhat.com>
ed0da988 9140
9141 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
9142 to help folding.
9143
85f6e5ea 91442002-01-25 David Edelsohn <edelsohn@gnu.org>
9145
9146 * rs6000.md (prefetch): Make address V4SI mode so that the address
9147 is restricted to legitimate form for instruction.
9148
6b989ab5 91492002-01-25 Bob Wilson <bob.wilson@acm.org>
9150
9151 * doc/install.texi (xtensa-*-elf): New target.
9152 (xtensa-*-linux*): New target.
9153 * doc/contrib.texi: Add myself.
9154
26edf9fb 91552002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
9156
9157 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
9158 purpose register to hold an SImode (or smaller) value.
9159
3cfa3aba 91602002-01-25 Jakub Jelinek <jakub@redhat.com>
9161
9162 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
9163 registry only.
9164 * crtstuff.c: Likewise.
9165
8250ae22 91662002-01-25 Kazu Hirata <kazu@hxi.com>
9167
9168 * config/h8300/h8300.md (negation patterns): Tighten
9169 predicates to register_operand.
9170
ad12b905 91712002-01-24 Aldy Hernandez <aldyh@redhat.com>
9172
82086392 9173 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
9174 mode, not Pmode.
ad12b905 9175
82086392 9176 * builtins.c (expand_builtin_prefetch): Same.
ad12b905 9177
a50d3fba 91782002-01-24 Alexandre Oliva <aoliva@redhat.com>
9179
9180 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
9181 modes.
9182
ecaf06e1 91832002-01-24 Kazu Hirata <kazu@hxi.com>
9184
9185 * config/h8300/h8300.c (print_operand): Remove support for
9186 operand character 'A'.
9187 * config/h8300/h8300.md (three anonymous patterns): Replace
9188 operand character 'A' with either 'T' or 'S'.
9189
1cb1d235 91902002-01-24 Kazu Hirata <kazu@hxi.com>
9191
9192 * config/h8300/h8300.c (print_operand): Remove support for
9193 operand character 'U'.
9194
2160b914 91952002-01-24 Andris Pavenis <pavenis@latnet.lv>
9196
82086392 9197 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
2160b914 9198
6105c88b 91992002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
9200
9201 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
9202 values to be assigned to the stack pointer.
9203
06ca573a 92042002-01-14 Hartmut Penner <hpenner@de.ibm.com>
9205
e62fd7d5 9206 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
06ca573a 9207 to const_double needs to be done right for big-endian systems.
9208
330fd4e6 92092002-01-24 Jason Merrill <jason@redhat.com>
9210
a38bc69a 9211 PR c++/2432
330fd4e6 9212 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
9213 to can_throw_internal.
9214
9fb436bb 92152002-01-23 Richard Henderson <rth@redhat.com>
9216
9217 * fold-const.c (fold): Change UINT_MAX test to check vs precision
9218 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
9219
2810aad4 92202002-01-24 Alexandre Oliva <aoliva@redhat.com>
9221
9222 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
9223 (symGOT2reg): Use them, then set as GOT value as unchanging.
9224 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
9225 as a temporary, if possible.
9226 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
9227 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
9228
8d2755f8 92292002-01-23 Kazu Hirata <kazu@hxi.com>
9230
9231 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
9232 accept to accept 0x80 as operands[2].
9233
c3b0d92f 92342002-01-24 Alexandre Oliva <aoliva@redhat.com>
9235
9236 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
9237
20044aeb 92382002-01-23 Richard Henderson <rth@redhat.com>
9239
9240 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
9241
bc3195ce 92422002-01-23 Aldy Hernandez <aldyh@redhat.com>
9243
82086392 9244 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
9245 (parmlist_or_identifiers_1): Verify that only a parmlist follows
9246 an attribute.
bc3195ce 9247
e1855348 92482002-01-23 Richard Henderson <rth@redhat.com>
9249
9250 * expr.c (move_by_pieces_1): Extend size before negation.
9251
a9ef3391 9252 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
9253 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
9254 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
9255 * config/m68k/t-m68kelf: Likewise.
9256
f6b7ba2b 92572002-01-23 Bob Wilson <bob.wilson@acm.org>
9258
9259 * config/xtensa/elf.h: New file.
9260 * config/xtensa/lib1funcs.asm: New file.
9261 * config/xtensa/lib2funcs.S: New file.
9262 * config/xtensa/linux.h: New file.
9263 * config/xtensa/t-xtensa: New file.
9264 * config/xtensa/xtensa-config.h: New file.
9265 * config/xtensa/xtensa-protos.h: New file.
9266 * config/xtensa/xtensa.c: New file.
9267 * config/xtensa/xtensa.h: New file.
9268 * config/xtensa/xtensa.md: New file.
9269 * config.gcc (xtensa-*-elf*): New target.
9270 (xtensa-*-linux*): New target.
9271 * cse.c (canon_hash): Compare rtx pointers instead of register
9272 numbers. This is required for the Xtensa port.
9273 * integrate.c (copy_insn_list): Handle case where the static
9274 chain is in memory and the memory address has to be copied to
9275 a register.
9276 * doc/invoke.texi (Option Summary): Add Xtensa options.
9277 (Xtensa Options): New node.
9278 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
9279
5601fc98 92802002-01-23 Zack Weinberg <zack@codesourcery.com>
9281
fab1c3fb 9282 * diagnostic.c (internal_error): Do ICE suppression only
9283 when ENABLE_CHECKING is not defined.
9284
5601fc98 9285 * c-typeck.c (require_complete_type): Return error_mark_node
9286 if type is error_mark_node.
9287
9544445b 92882002-01-23 Janis Johnson <janis187@us.ibm.com>
9289
9290 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
9291 -Os and issue a warning.
9292
531d4872 92932002-01-23 Zack Weinberg <zack@codesourcery.com>
9294
9295 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
9296 current (lack of) need for host configuration by hand.
9297
9298 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
9299 references. Documentation of some target macros moved from
9300 hostconfig.texi to tm.texi.
9301
f4b2cef9 93022002-01-23 Will Cohen <wcohen@redhat.com>
9303
9304 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
9305 defined.
9306
1deb4c04 93072002-01-23 Kazu Hirata <kazu@hxi.com>
9308
9309 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
9310 operand[3].
9311
b3f516cb 93122002-01-23 Jason Merrill <jason@redhat.com>
9313
d965574e 9314 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
9315
b3f516cb 9316 * function.c (assign_parms): Don't put args of inline functions
9317 into registers when not optimizing.
9318
063a05c7 93192002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
9320
9321 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
9322 (prologue_use): New pattern.
9323 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
9324 preference to gen_rtx_USE.
9325 (thumb_expand_prologue): Use gen_prologue_use in preference to
9326 gen_rtx_USE.
9327 (thumb_expand_epilogue): Use gen_prologue_use in preference to
9328 gen_rtx_USE.
9329
71fe72ed 93302002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
9331
9332 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
9333
d3200805 93342002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
9335
9336 PR c/3504
9337 * doc/extend.texi: Correct documentation of __alignof__.
9338
25afff2f 93392002-01-22 Zack Weinberg <zack@codesourcery.com>
9340
9341 * params.h: Rename arguments of DEFPARAM so that it will be
9342 recognized as a translation keyword.
9343
0ae4308e 93442002-01-22 Aldy Hernandez <aldyh@redhat.com>
9345
25afff2f 9346 * extend.texi: Document altivec functions.
9347 Fix N-bit adjectives in X86 builtin documentation.
0ae4308e 9348
57148e48 93492002-01-22 Alexandre Oliva <aoliva@redhat.com>
9350
9351 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
9352 auto_inc_dec values.
9353
112e1627 93542002-01-22 Richard Earnshaw <rearnsha@arm.com>
9355
9356 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
9357 after backslash.
9358 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
9359
04130762 93602002-01-22 Alexandre Oliva <aoliva@redhat.com>
9361
9362 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
9363
455b78a0 93642002-01-22 Richard Henderson <rth@redhat.com>
9365
9366 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
9367 copy_insn not copy_rtx.
9368
ec00a5f6 93692002-01-23 Alan Modra <amodra@bigpond.net.au>
9370
9371 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
9372 "nonzero" as that might add "1" bits. Ensure "constop" is
9373 properly sign extened.
9374 (force_to_mode): Tweak for sign extended constop.
9375
367e2ab3 93762002-01-22 Richard Henderson <rth@redhat.com>
9377
9378 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
9379 for_each_rtx instead of assuming we're already looking at the MEM.
9380 (split_small_symbolic_mem_operand): Likewise.
9381 * config/alpha/alpha.h (PREDICATE_CODES): Update.
9382 * config/alpha/alpha.md (small symbolic memory splitters): Update.
9383
93842002-01-22 Richard Henderson <rth@redhat.com>
203b9630 9385
9386 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
9387 sequence number for the literal.
9388 (divmoddi_internal_er): Likewise.
9389
a63f7018 93902002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
9391
9392 PR java/4972
9393 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
9394 in LIBICONV variable.
9395 * configure: Regenerated.
9396
2026f127 93972002-01-22 Krister Walfridsson <cato@df.lth.se>
9398
9399 * dependence.c (build_def_use): Remove array_idx.
9400
bd861789 9401 * dwarfout.c (last_filename): Remove.
9402 (output_compile_unit_die): Remove last_filename.
9403
a3f632bd 94042002-01-22 Roger Sayle <roger@eyesopen.com>
9405 Richard Henderson <rth@redhat.com>
9406
9407 PR opt/3640
9408 * fold-const.c (fold): Optimize unsigned comparisons against
9409 UINT_MAX (and similar unsigned constants).
9410
e57e6445 94112002-01-22 Janis Johnson <janis187@us.ibm.com>
9412
a3f632bd 9413 * Makefile.in (loop.o): Depend on OPTABS_H.
9544445b 9414 * loop.c (emit_prefetch_instructions): Check the prefetch operand
a3f632bd 9415 against the predicate.
3d941517 9416
e57e6445 9417 PR target/5379
9418 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
9419 for the address operand.
9420
f5a287da 94212002-01-22 Richard Henderson <rth@redhat.com>
9422
9423 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
9424
9ac60e09 94252002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
9426
9427 PR other/5450
f5a287da 9428 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
9429 preprocessor flags.
9ac60e09 9430
8bc47d57 94312002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
9432
9433 * config.gcc (x86_64-*-netbsd*): New target.
9434 * config/i386/netbsd64.h: New file.
9435
99f5f7d8 94362002-01-22 Aldy Hernandez <aldyh@redhat.com>
9437
a3f632bd 9438 * regrename.c (kill_value): Fix typo.
99f5f7d8 9439
94402002-01-22 Aldy Hernandez <aldyh@redhat.com>
9441
a3f632bd 9442 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
99f5f7d8 9443
a3f632bd 9444 * config/rs6000/rs6000.h: Same.
99f5f7d8 9445
a3f632bd 9446 * function.c (instantiate_virtual_regs): Remove
9447 STARTING_FRAME_PHASE.
9448 (assign_stack_local_1): Same.
9449 Calculate frame phase.
99f5f7d8 9450
d19ef66f 94512002-01-22 Nick Clifton <nickc@redhat.com>
9452
9453 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
9454 variable declaration to outer scope in order to simplify
9455 future extensions.
9456 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
9457 arm_hard_regno_mode_ok.
9458 * config/arm/arm-protos.h: Add a prototype for
9459 arm_hard_regno_mode_ok.
9460 * config/arm/arm.c (soft_df_operand): Remove now redundant
9461 check for DImode values using IP_REGNUM.
9462 (nonimmediate_soft_df_operand): Remove now redundant check for
9463 DImode values using IP_REGNUM.
9464 (arm_hard_regno_mode_ok): New function. New check: make sure
9465 that DImode values are not stored in IP_REGNUM.
bf82d677 9466
9467 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
9468 note with a USE.
9469 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
9470
b3959812 94712002-01-22 Jason Merrill <jason@redhat.com>
9472
9473 * c-semantics.c (genrtl_compound_stmt): Only check nesting
9474 consistency if this COMPOUND_STMT is scoped.
9475
47c251e5 94762002-01-22 Kazu Hirata <kazu@hxi.com>
9477
9478 * predict.c: Fix formatting.
9479 * print-tree.c: Likewise.
9480 * protoize.c: Likewise.
9481 * real.h: Likewise.
9482 * rtl.h: Likewise.
9483 * sbitmap.h: Likewise.
9484 * scan.c: Likewise.
9485 * sched-deps.c: Likewise.
9486 * sched-vis.c: Likewise.
9487 * sdbout.c: Likewise.
9488 * sibcall.c: Likewise.
9489 * ssa.c: Likewise.
9490 * ssa-ccp.c: Likewise.
9491 * ssa-dce.c: Likewise.
9492 * stmt.c: Likewise.
9493 * stor-layout.c: Likewise.
9494 * system.h: Likewise.
9495
dff29840 9496Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9497
9b388aca 9498 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
9499 if fits in bounds of base type.
9500
dff29840 9501 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
9502 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
9503 (add_bound_info, default): If can't find a context, make a
9504 SAVE_EXPR.
9505 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
9506
5eaf60b3 95072002-01-22 Hans-Peter Nilsson <hp@axis.com>
9508
9509 * c-typeck.c (parser_build_binary_op): If result from
9510 build_binary_op is ERROR_MARK just return error_mark_node without
9511 further processing.
9512
4ace673e 95132002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
9514
9515 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
9516 Split a.out-specific bits into...
9517 * config/netbsd-aout.h: ...this.
9518 * config/netbsd-elf.h: New file.
9519 * config/alpha/netbsd-elf.h: Remove.
9520 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
9521 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
25afff2f 9522 (STARTFILE_SPEC): Remove redundant definition.
4ace673e 9523 (ENDFILE_SPEC): Likewise.
9524 (LINK_SPEC): Likewise.
9525 (CPP_SPEC): Likewise.
9526 (ASM_SPEC): Likewise.
9527 (LIB_SPEC): Likewise.
9528 (SWITCH_TAKES_ARG): Likewise.
9529 (TARGET_MEM_FUNCTIONS): Likewise.
9530 (CPP_PREDEFINES): Redefine.
9531 (ASM_FINAL_SPEC): Remove redefinition.
9532 (ASM_COMMENT_START): Redefine.
9533 (FUNCTION_PROFILER): Define.
9534 (TARGET_VERSION): Redefine.
9535 Comment and formatting cleanup.
9536 * config/i386/netbsd.h: Include <netbsd-aout.h>.
9537 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
9538 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
9539 big- or little-endian.
9540 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
9541 * config.gcc (*-*-netbsd*): Add definitions common to all
9542 NetBSD configs.
9543 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
9544 gnu_ld definitions. Add netbsd-elf.h to and remove
9545 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
9546 tmake_file, and don't lose previous tmake_file contents.
9547 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
9548 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
9549 gnu_ld definitions. Add netbsd-elf.h to tm_file.
9550 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
9551 (mipsel-*-netbsd*): Rename this to...
9552 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
9553 mips/little.h to tm_file for mips*el-*.
9554 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
9555 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
9556 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
9557
d3138877 95582002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
9559
9560 * pa-protos.h (reg_before_reload_operand): New function prototype.
9561 * pa.c (reg_before_reload_operand): New function implementation.
9562 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
9563 contraints to "*m".
9564
e45d8203 95652002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9566
9567 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
9568
29192431 95692002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
9570
9571 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
9572 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
9573 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
9574 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
9575 (ENDFILE_SPEC): Undefine.
9576 (STARTFILE_SPEC): Redefine for PA.
9577
7f498748 95782002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9579
9580 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
9581
554b40d5 95822002-01-21 Daniel Jacobowitz <drow@mvista.com>
9583
9584 * config.gcc: Add entries to supported PowerPC --with-cpu
9585 types.
9586
25dd0f29 95872002-01-21 Jakub Jelinek <jakub@redhat.com>
9588
9589 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
9590 true for 64-bit mode only SSE registers in 32-bit mode.
9591
188879e7 95922002-01-21 Kazu Hirata <kazu@hxi.com>
9593
9594 * unwind-dw2.c: Fix formatting.
9595 * unwind-dw2-fde.c: Likewise.
9596 * unwind-dw2-fde.h: Likewise.
9597 * unwind-pe.h: Likewise.
9598 * varasm.c: Likewise.
9599 * varray.h: Likewise.
9600
c0475536 96012002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
9602
9603 Remove workaround for register stack overwrite bug in mmix.
9604 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
9605 support for TARGET_REG_STACK_FILL_BUG.
9606 * config/mmix/mmix.h: Remove member has_call_without_parameters.
9607 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
9608 Delete.
9609 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
9610 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
9611 -mno-reg-stack-fill-bug-workaround.
9612 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
9613 machine member has_call_without_parameters.
9614 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
9615 -mreg-stack-fill-bug-workaround and
9616 -mno-reg-stack-fill-bug-workaround.
9617 (MMIX Options): Ditto.
9618
6996dd46 96192002-01-21 Kazu Hirata <kazu@hxi.com>
9620
9621 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
9622 as appropriate.
9623 Remove redundant code.
9624
3b2aec94 96252002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
9626
9627 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
9628 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
9629 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
9630 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
9631 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
9632 out target macro definitions and non-target-specific comments
9633 mostly taken from old versions of the manual.
9634
87d3145e 96352002-01-20 Kazu Hirata <kazu@hxi.com>
9636
9637 * config/h8300/h8300.h: Fix comment formatting.
9638 * config/ia64/aix.h: Likewise.
9639 * config/ia64/ia64-protos.h: Likewise.
9640 * config/ia64/ia64.c: Likewise.
9641 * config/ia64/ia64.h: Likewise.
9642 * config/ia64/ia64intrin.h: Likewise.
9643 * config/ia64/linux.h: Likewise.
9644 * config/ia64/unwind-aix.c: Likewise.
9645 * config/ia64/unwind-ia64.c: Likewise.
9646
f465f633 96472002-01-20 Kazu Hirata <kazu@hxi.com>
9648
9649 * config/h8300/h8300.c: Revise comments about shift code.
9650
c738c371 96512002-01-20 Kazu Hirata <kazu@hxi.com>
9652
9653 * config/h8300/h8300.c (function_arg): Update a comment.
9654
ec8f1737 96552002-01-20 Kazu Hirata <kazu@hxi.com>
9656
9657 * config/h8300/h8300.md: Update the comments at the beginning
9658 of the file.
9659
1d7ac33a 96602002-01-20 Kazu Hirata <kazu@hxi.com>
9661
9662 * config/i370/i370.c: Fix comment formatting.
9663 * config/i370/i370.h: Likewise.
9664 * config/i370/i370.md: Likewise.
9665 * config/i370/linux.h: Likewise.
9666
cfd66c04 9667Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9668
5192f3ed 9669 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
9670
cfd66c04 9671 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
9672 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
9673 in incomplete case.
9674
2360d7e0 96752002-01-20 Graham Stott <grahams@redhat.com>
9676
9677 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
9678
3c066828 96792002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
9680
9681 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
9682
33707510 96832002-01-19 Tom Rix <trix@redhat.com>
9684
9685 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
9686
0d83ba3e 96872002-01-18 Aldy Hernandez <aldyh@redhat.com>
9688
a3f632bd 9689 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
0d83ba3e 9690
a3f632bd 9691 * function.c (assign_stack_local_1): Adjust x_frame_offset with
9692 STARTING_FRAME_PHASE.
9693 (STARTING_FRAME_PHASE): New.
9694 (instantiate_virtual_regs): Check saneness of
9695 STARTING_FRAME_PHASE.
0d83ba3e 9696
a3f632bd 9697 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
0d83ba3e 9698
e53d227a 96992002-01-19 Alexandre Oliva <aoliva@redhat.com>
9700
9701 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
9702
508308cc 97032002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
9704
9705 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
9706 be used for bootstrapping GCC 3.0.
9707
08426512 97082002-01-18 Kazu Hirata <kazu@hxi.com>
9709
9710 * config/h8300/h8300.md: Fix an insn length.
9711
04641143 97122002-01-18 Kazu Hirata <kazu@hxi.com>
9713
9714 * bitmap.h: Fix comment formatting.
9715 * combine.c: Likewise.
9716 * cppfiles.c: Likewise.
9717 * c-pragma.h: Likewise.
9718 * c-typeck.c: Likewise.
9719 * df.c: Likewise.
9720 * dwarf2out.c: Likewise.
9721 * function.c: Likewise.
9722 * gcc.c: Likewise.
9723 * genattrtab.c: Likewise.
9724 * gthr-win32.h: Likewise.
9725 * haifa-sched.c: Likewise.
9726 * predict.c: Likewise.
9727 * rtlanal.c: Likewise.
9728 * rtl.h: Likewise.
9729 * unwind-dw2-fde.h: Likewise.
9730 * unwind-pe.h: Likewise.
9731 * vmsdbgout.c: Likewise.
9732
aa9c60c1 9733Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9734
9735 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
9736 if type_required and passed decl.
9737
25b7153e 97382002-01-17 Aldy Hernandez <aldyh@redhat.com>
9739
a3f632bd 9740 * config.gcc (cpu_type): Include altivec.h in powerpc
9741 extra_headers.
9742 Same for darwin.
25b7153e 9743
a3f632bd 9744 * config/rs6000/altivec.h: New.
25b7153e 9745
4699ada1 97462002-01-17 David Edelsohn <edelsohn@gnu.org>
9747
9748 * doc/install.texi (*-ibm-aix*): Update assembler and exception
9749 handling information.
9750 * doc/trouble.texi (Interoperation): Add libstdc++ information
9751 for AIX.
9752 (Misunderstandings): Add template instantiation and static template
9753 member information for AIX.
9754
425f2cac 97552002-01-17 Jason Merrill <jason@redhat.com>
9756
1d971bfd 9757 * dbxout.c (dbxout_type): Support const and volatile.
9758
425f2cac 9759 * except.c (add_partial_entry): Remove backwards compatibility code.
9760 (end_protect_partials): Likewise.
9761
8ced207e 97622002-01-17 Jakub Jelinek <jakub@redhat.com>
9763
9764 * config/ia64/ia64.md (prologue_use): New.
9765 * config/ia64/ia64.c (ia64_expand_prologue): Use
9766 gen_prologue_use instead of gen_rtx_USE.
9767 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
9768 as CODE_FOR_pred_rel_mutex.
9769 (ia64_sched_reorder2): Likewise.
9770
dd93d2ce 97712002-01-16 Eric Christopher <echristo@redhat.com>
9772
9773 * config/mips/r3900.h: Reformat.
9774 (SUBTARGET_CPP_SIZE_SPEC): Remove.
9775 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
9776 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
9777 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
9778 * config/mips/t-elf: Remove mips3 multilib.
9779
3cbae491 97802002-01-16 H.J. Lu <hjl@gnu.org>
9781
9782 * config/mips/linux.h: Include "mips/abi64.h".
9783
a5159deb 97842002-01-16 H.J. Lu <hjl@gnu.org>
9785
9786 * config/mips/t-linux: New.
9787
9788 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
9789
9790 * config/mips/linux.h: Don't include "gofast.h".
9791 (INIT_SUBTARGET_OPTABS): Removed.
9792
3f2833fd 97932002-01-16 Kazu Hirata <kazu@hxi.com>
9794
9795 * config/h8300/h8300-protos.h: Replace emit_a_shift with
9796 output_a_shift.
9797 * config/h8300/h8300.c: Likewise.
9798 * config/h8300/h8300.md: Likewise.
9799
86af1182 98002002-01-16 Kazu Hirata <kazu@hxi.com>
9801
9802 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
9803 spaces after an opcode name.
9804 (pushqi1_h8300hs): Likewise.
9805 (pushhi1_h8300hs): Likewise.
9806
eafbc061 98072002-01-16 Kazu Hirata <kazu@hxi.com>
9808
9809 * doc/extend.texi: Replace "option" with "attribute"
9810 appropriately.
9811
443bb1a6 98122002-01-16 Jakub Jelinek <jakub@redhat.com>
9813
9814 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
9815 (and:DI () (const_int -8)).
9816 (split_small_symbolic_mem_operand): Split
9817 (mem (and:DI () (const_int -8)).
9818
e2294eb4 98192002-01-16 Jakub Jelinek <jakub@redhat.com>
9820
9821 PR target/5309:
a3f632bd 9822 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
e2294eb4 9823 same way as TYPE_IMUL.
9824 (ultrasparc_sched_reorder): Likewise.
9825 * config/sparc/sparc.md (type): Add comment to update
9826 ultrasparc_sched_reorder when making changes.
9827
fe07365c 98282002-01-16 Kazu Hirata <kazu@hxi.com>
9829
9830 * doc/invoke.texi: Change the dump file name of block
9831 reordering pass from 28.bbro to 29.bbro.
9832 Mention -dk option.
9833
73b87fe4 9834Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
9835
9836 * i386.md (minsf splitter): Fix pasto.
9837
a150f9e1 98382002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
9839
9840 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
9841 to frame pointer initialisation instruction.
9842 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
9843 initialisation instruction.
277f24de 9844 (soft_df_operand): Do not accept the IP register.
9845 (nonimmediate_soft_df_operand): Do not accept the IP register.
a150f9e1 9846
13153281 98472002-01-16 Jakub Jelinek <jakub@redhat.com>
9848
9849 PR target/5357:
9850 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
9851 MASK_V8 being both set.
9852
c89f9ed7 98532002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
9854
9855 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
9856 insn for GOT register; add REG_MAYBE_DEAD notes instead.
9857 config/s390/s390.md (call, call_value): Add GOT register to
9858 CALL_INSN_FUNCTION_USAGE where needed.
9859 (call_exp, call_value_exp): New.
9860
a12be13c 98612002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
9862
9863 * config/arm/arm.c: General formatting tidy up.
9864
98652002-01-16 Graham Stott <grahams@redhat.com>
be051fd5 9866
9867 * calls.c (try_to_integrate): Use "(size_t)" intermediate
9868 cast and when casting an integer literal to "rtx" pointer.
9869 (expand_call): Likewise.
9870 * flow.c (try_pre_increment): Likewise.
9871 (find_use_as_address): Likewise.
9872 * integrate.c (expand_iline_function): Likewise.
9873 * regmove.c (try_auto_increment): Likewise.
9874
a12be13c 98752002-01-16 Graham Stott <grahams@redhat.com>
265a9759 9876
9877 * sched-rgn.c (passed): Use sbitmap_free.
9878 (header): Likewise.
9879 (inner): Likewise.
9880 (in_queue): Likewise.
9881 (in_stack): Likewise.
9882
816c4c4b 98832002-01-15 Eric Christopher <echristo@redhat.com>
9884
9885 * flow.c (propagate_one_insn): Change to use fatal_insn.
9886
ab89ec1b 98872002-01-15 Kazu Hirata <kazu@hxi.com>
9888
9889 * expmed.c (extract_fixed_bit_field): Remove unused code.
9890 * system.h: Poison SLOW_ZERO_EXTEND.
9891 * doc/tm.texi: Remove.
9892 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
9893 * config/arm/arm.h: Likewise.
9894 * config/avr/avr.h: Likewise.
9895 * config/clipper/clipper.h: Likewise.
9896 * config/convex/convex.h: Likewise.
9897 * config/d30v/d30v.h: Likewise.
9898 * config/dsp16xx/dsp16xx.h: Likewise.
9899 * config/elxsi/elxsi.h: Likewise.
9900 * config/fr30/fr30.h: Likewise.
9901 * config/h8300/h8300.h: Likewise.
9902 * config/i370/i370.h: Likewise.
9903 * config/i386/i386.h: Likewise.
9904 * config/m68k/m68k.h: Likewise.
9905 * config/mips/mips.h: Likewise.
9906 * config/ns32k/ns32k.h: Likewise.
9907 * config/pdp11/pdp11.h: Likewise.
9908 * config/pj/pj.h: Likewise.
9909 * config/s390/s390.h: Likewise.
9910 * config/sh/sh.h: Likewise.
9911 * config/stormy16/stormy16.h: Likewise.
9912 * config/v850/v850.h: Likewise.
9913 * config/vax/vax.h: Likewise.
9914 * config/we32k/we32k.h: Likewise.
9915
4ab64e50 99162002-01-15 Aldy Hernandez <aldyh@redhat.com>
9917
a3f632bd 9918 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
9919 (altivec_lvsl): Change constraint to b.
9920 (altivec_lvsr): Same.
9921 (altivec_lvebx): Same.
9922 (altivec_lvehx): Same.
9923 (altivec_lvewx): Same.
9924 (altivec_lvxl): Same.
9925 (altivec_lvx): Same.
9926 (altivec_stvx): Add parallel.
9927 (altivec_stvxl): Same.
9928 (altivec_stvehx): Same.
9929 (altivec_stvebx): Same.
9930 (altivec_stvebx): Same.
4ab64e50 9931
0679bf07 99322002-01-15 Aldy Hernandez <aldyh@redhat.com>
9933
a3f632bd 9934 * config.gcc: Change altivec.h to altivec-defs.h.
0679bf07 9935
a3f632bd 9936 * config/rs6000/altivec.h: Delete.
0679bf07 9937
a3f632bd 9938 * config/rs6000/altivec-defs.h: Add.
0679bf07 9939
10d15e22 99402002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
9941
9942 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
9943 and UMOD modes.
9944
9945 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
9946 less than or equal to eight bytes.
9947
9948 * vax.md (andsi3): Remove constraints and change SET destination
9949 operand type to nonimmediate_operand.
9950 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
9951 when it is a CONST_INT.
9952
204ca66e 99532002-01-15 Jason Merrill <jason@redhat.com>
9954
9955 * c-common.def (FILE_STMT): New code.
9956 * c-common.c (statement_code_p): It's a statement.
9957 * c-common.h (stmt_tree_s): Add x_last_filename.
9958 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
9959 (last_expr_filename): New macro.
9960 * c-semantics.c (begin_stmt_tree): Initialize it.
9961 (add_stmt): If the filename changed, also insert a
9962 FILE_STMT.
9963 (expand_stmt): Handle seeing one.
9964
031ed459 99652002-01-15 Eric Christopher <echristo@redhat.com>
9966
9967 * flow.c (propagate_one_insn): Add error message and print out
9968 insn for debugging.
9969
c98efb56 99702002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
9971
9972 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
9973 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
9974 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
9975 TRAMPOLINE_ALIGNMENT.
9976 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
9977 to be in bits.
9978 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
9979 PCC_BITFIELD_TYPE_MATTERS.
9980 * config/interix.h (STDC_VALUE): Remove. Use
9981 STDC_0_IN_SYSTEM_HEADERS.
9982 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
9983 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
9984 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
9985
f7249309 99862002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
9987
9988 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
9989 not work on this platform currently.
9990
34b637b1 99912002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
9992
9993 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
9994 readonly_warning in _().
9995
b4eac72f 99962002-01-15 Douglas B Rupp <rupp@gnat.com>
080a7bc9 9997
b4eac72f 9998 * gcc.c (delete_if_ordinary): Backout previous change.
080a7bc9 9999
337d789b 100002002-01-15 Kazu Hirata <kazu@hxi.com>
10001
b4eac72f 10002 * config/h8300/h8300.c (print_operand): Remove support for
10003 unused operand characters.
10004
337d789b 10005 * read-rtl.c: Fix formatting.
10006 * real.c: Likewise.
10007 * recog.c: Likewise.
10008 * regclass.c: Likewise.
10009 * regmove.c: Likewise.
10010 * reg-stack.c: Likewise.
10011 * reload1.c: Likewise.
10012 * rtlanal.c: Likewise.
10013
039c27d6 100142002-01-15 Kazu Hirata <kazu@hxi.com>
10015
10016 * config/i386/i386.c: Fix formatting.
10017
a54f5de8 100182002-01-15 Jakub Jelinek <jakub@redhat.com>
10019
10020 * c-typeck.c (process_init_element): Don't save_expr
10021 COMPOUND_LITERAL_EXPR if just its initializer will be used.
10022
c0efea40 100232002-01-15 David Edelsohn <edelsohn@gnu.org>
10024
10025 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
10026 emit optional traceback table if optimize_size or TARGET_ELF.
10027 * config/rs6000/rs6000.md (prefetch): New.
10028
d2f37b7f 100292002-01-15 Andreas Jaeger <aj@suse.de>
10030
10031 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
10032
102202a9 100332002-01-15 Kazu Hirata <kazu@hxi.com>
10034
10035 * mips-tfile.c: Fix formatting.
10036
d1d13567 10037Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
10038
10039 * unroll.c (final_reg_note_copy): Fix previous commit.
10040
651673c2 100412002-01-14 Kazu Hirata <kazu@hxi.com>
10042
10043 * config/h8300/h8300-protos.h: Remove the prototype for
10044 eq_operator.
10045 * config/h8300/h8300.c (eq_operator): Remove.
10046
345b3c98 100472002-01-14 Richard Henderson <rth@redhat.com>
10048
10049 * config/i386/i386.md (prefetch): Tidy.
10050 (prefetch_3dnow): Fix locality operand.
10051
52703946 100522002-01-14 Richard Henderson <rth@redhat.com>
10053
10054 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
10055 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
10056
7f758d0b 100572002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
10058
10059 * reload1.c (reload_combine): Pass reg_sum replacement through
10060 copy_rtx in loop performing multiple changes.
10061
f491db07 100622002-01-14 Jakub Jelinek <jakub@redhat.com>
10063
10064 * except.c (remove_unreachable_regions): New.
10065 (free_eh_status): Clear exception_handler_labels.
10066 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
10067 (find_exception_handler_labels): Don't add the same label more than
10068 once.
10069 (remove_exception_handler_label): Don't die if
10070 find_exception_handler_labels hasn't been called for the current
10071 function yet.
10072
f0d72396 10073Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
10074
10075 * toplev.c (rest_of_compilation): Rebuild jump labels after
10076 gcse.
10077
ca5827cf 100782002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
10079
10080 * doc/extend.texi: Move documentation of X86 built-in functions
10081 here.
10082 * doc/invoke.texi: From here.
10083 * doc/sourcebuild.texi: Document location of documentation for
10084 machine built-in functions.
10085
c21f4dc1 100862002-01-13 Christopher Faylor <cgf@redhat.com>
10087
10088 * cppfiles.c (TEST_THRESHOLD): New macro.
10089 (SHOULD_MMAP): Ditto.
10090 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
10091 be used.
10092
45c2115a 10093Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
10094
10095 * unroll.c (final_reg_note_copy): Properly handle
10096 REG_LABEL
10097 (unroll_loops): Fix LOOP_CONDITION heuristics.
10098
455123cf 100992002-01-14 Geoffrey Keating <geoffk@redhat.com>
10100
10101 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
10102 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
10103
e9bc5a2d 10104Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
10105
10106 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
10107 threaded loop.
10108
b8dbae25 101092002-01-14 Tom Rix <trix@redhat.com>
10110
10111 * config/rs6000/rs6000.md: Fix typo with sradi.
10112
9f4d041d 101132002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
10114
10115 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
10116 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
10117 (clrstrdi, clrstrsi): Adapt callers.
10118
10119 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
10120
d2f37b7f 10121 (movti splitter): Never use register 0 as base register.
9f4d041d 10122
b9a4ce44 101232002-01-14 Hartmut Penner <hpenner@de.ibm.com>
10124
d2f37b7f 10125 * combine.c (simplify_shift_const): Always generate new rtx
10126 for shift expression instead of reusing given expression.
b9a4ce44 10127
62e050c6 10128Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10129
10130 * config/alpha/alpha.c (alpha_expand_mov): Don't call
10131 alpha_legitimize_address unless mode is Pmode.
10132
565d3099 101332002-01-13 Geoffrey Keating <geoffk@redhat.com>
10134
10135 * doc/md.texi (Modifiers): Document the '*' constraint for the
10136 user.
10137
10138 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
10139 * doc/extend.texi (Function Attributes): 'interrupt' is valid
10140 for xstormy16 too.
10141
483fd82f 101422002-01-13 Richard Henderson <rth@redhat.com>
10143
10144 * reload.c (find_reloads): Use a hard reg destination as reload reg
10145 for an input reload of the source.
10146
c7443793 101472002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10148
10149 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
10150 more generic.
10151
df4f5ffb 10152Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
10153
10154 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
10155 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
10156
5db879bc 10157 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
10158
52fa404f 10159Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10160
10161 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
10162
f5fe5de2 101632002-01-12 Tom Rix <trix@redhat.com>
10164
d2f37b7f 10165 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
f5fe5de2 10166 TARGET_POWERPC64.
10167
bbc97097 101682002-01-12 Richard Henderson <rth@redhat.com>
10169
1da4678b 10170 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
10171
2d27b714 10172 * doc/invoke.texi: Update Alpha options.
10173
bbc97097 10174 * doc/invoke.texi: Update i386 built-in function lists.
10175
985689b5 10176Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
10177
10178 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
10179 referencing outside.
10180
76ab50f8 10181Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10182
10183 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
10184 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
10185 offsets, and change line folding.
10186 * optabs.c (expand_binop): Remove warnings.
10187 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
d2f37b7f 10188
7f54eb35 101892002-01-12 Graham Stott <grahams@redhat.com>
10190
10191 * attribs.c (handle_deprecated_attribute): constify WHAT.
10192 * diagnostic.c (warn_deprecated_use): Add braces, fixes
10193 dangling else warning and constify WHAT.
10194 * except.h (struct function, struct inline_remap): Move
10195 struct tag forward defs before all prototypes.
10196 (duplicate_eh_regions): Whitespace.
10197
5887eb0d 101982002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
10199
10200 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
10201 MODE_BASE_REG_CLASS.
10202 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
10203
3381a03a 102042002-01-12 Richard Henderson <rth@redhat.com>
10205
10206 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
10207 (ix86_expand_vector_move): New.
10208 (bdesc_2arg): Remove andps, andnps, orps, xorps.
10209 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
10210 Remove old prefetch builtins. Special case the logicals removed above.
10211 (ix86_expand_builtin): Likewise.
10212 (safe_vector_operand): Use V4SFmode, not TImode.
10213 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
10214 (ix86_expand_timode_binop_builtin): New.
10215 * config/i386/i386-protos.h: Update.
10216 * config/i386/i386.h (enum ix86_builtins): Update.
10217 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
10218 Use ix86_expand_vector_move in vector move expanders.
10219 (movti_internal, movti_rex64): Add xorps alternative.
10220 (sse_clrv4sf): Rename and adjust from sse_clrti.
10221 (prefetch): Don't work so hard.
10222 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
10223 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
10224 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
10225
d65bfb46 102262002-01-11 Richard Henderson <rth@redhat.com>
10227
10228 * config/i386/mmintrin.h: New file.
10229 * config/i386/xmmintrin.h: New file.
10230 * config.gcc (i?86-*-*): Add extra_headers.
10231 * simplify-rtx.c (simplify_unary_operation): Handle saturating
10232 truncation codes.
10233 (simplify_binary_operation): Handle saturating arithmetic codes.
10234 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
10235 not the lowpart subreg.
10236 (ix86_expand_builtin): Return a TImode dummy register instead of 0
10237 on error.
10238 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
10239
43db9003 102402002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10241
10242 * conflict.c (conflict_graph_compute): Free regsets when finished.
10243 * ssa.c (compute_coalesced_reg_partition): Likewise.
d2f37b7f 10244
ddaaa5fd 102452002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10246
10247 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
10248 every where we allocate a register.
10249
f5123ed5 102502002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10251
10252 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
10253 * lcm.c (compute_earliest, compute_farthest): Likewise.
10254
666954ce 102552002-01-11 Janis Johnson <janis187@us.ibm.com>
10256
10257 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
10258
f8c5d98c 102592002-01-11 Janis Johnson <janis187@us.ibm.com>
10260
10261 * doc/rtl.texi (Insns): Fix 2 typos.
10262
e71655b9 102632002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
10264
10265 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
10266 options. Use @table @gcctabopt for MMIX options. Add index
10267 entries for MMIX options. Start new paragraph with first
10268 heading of the machine-dependent options.
10269
78eda270 102702002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
10271
10272 PR other/5299
10273 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
10274 * combine.c (force_to_mode): Same.
10275 * reload1.c (clear_reload_reg_in_use): Same.
10276
b6557085 102772002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
10278
10279 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
10280 and 'subtargets'.
10281
0295b9c1 102822002-01-11 Andreas Jaeger <aj@suse.de>,
10283 Brad Lucier <lucier@math.purdue.edu>
10284
10285 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
10286 mcpu.
10287
e6c74fc0 10288Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
10289
10290 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
10291 Protect with IN_LIBGCC.
10292 (LINK_EH_SPEC): Add required trailing space.
10293
e387c238 10294Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
10295
0295b9c1 10296 * c-tree.h: Move function declarations so that they are listed
e387c238 10297 under the filename which contains them.
10298 (check_identifier, finish_decl_top_level,
10299 lookup_name_current_level_global, shadow_record_fields): Remove.
10300
caeca07f 103012002-01-11 Andreas Jaeger <aj@suse.de>
10302
10303 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
10304 march.
10305
ad2ed779 103062002-01-10 Richard Henderson <rth@redhat.com>
10307
10308 * config/alpha/alpha.c (print_operand): Add 'J'.
10309 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
10310 new operand with the sequence number for the lituse. When splitting
10311 the insns, use gen_movdi_er_high_g and generate a sequence number.
10312 (gen_movdi_er_high_g): Print the sequence number if non-zero.
10313
9f710c67 103142002-01-10 Aldy Hernandez <aldyh@redhat.com>
10315
a3f632bd 10316 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
10317 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
10318 stvxl.
10319 (altivec_expand_builtin): Same.
10320 (altivec_expand_stv_builtin): New.
10321
10322 * config/rs6000/rs6000.h (rs6000_builtins): Same.
10323
10324 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
10325 ("altivec_lvehx"): New.
10326 ("altivec_lvewx"): New.
10327 ("altivec_lvxl"): New.
10328 ("altivec_lvx"): New.
10329 ("altivec_stvx"): New.
10330 ("altivec_stvebx"): New.
10331 ("altivec_stvehx"): New.
10332 ("altivec_stvewx"): New.
10333 ("altivec_stvxl"): New.
9f710c67 10334
e172357f 103352002-01-10 Richard Henderson <rth@redhat.com>
10336
10337 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
10338 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
10339 care not to delete instructions twice.
10340
b0624149 103412002-01-10 Zack Weinberg <zack@codesourcery.com>
10342
10343 * toplev.c: Don't declare environ (it's not used anywhere).
10344 * configure.in: Don't check for declaration of environ.
10345 * config/i386/xm-mingw32.h: Don't #define environ.
10346 * config.in, configure: Regenerate.
10347
c070948e 103482002-01-10 Zack Weinberg <zack@codesourcery.com>
10349
10350 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
10351 * configure: Regenerate.
10352
10353 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
10354 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
10355 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
10356 alpha/xm-vms.h.
10357 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
10358 LIMITS_H_TEST here, not in m68k/x-next.
10359 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
10360 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
10361
10362 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
10363 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
10364 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
10365
10366 * config/i386/x-djgpp: Renamed i386/t-djgpp.
10367 * config/m88k/x-dolph: Renamed m88k/t-dolph.
10368 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
10369 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
10370 replacement of quadlib.asm with quadlib.c.
10371
10372 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
10373 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
10374 config/rs6000/xm-beos.h: Delete file.
10375
10376 * config.gcc: Update to match above changes.
10377
a53c9f03 103782002-01-10 Kazu Hirata <kazu@hxi.com>
10379
10380 * config/h8300/h8300.h: Fix comment typos.
10381 * config/h8300/h8300.md: Likewise.
10382 * config/h8300/lib1funcs.asm: Likewise.
10383
ba26e2a7 103842002-01-10 Dale Johannesen <dalej@apple.com>
10385
10386 PR optimization/5269
10387 * unroll.c (precondition_loop_p): Make *increment be the correct
10388 sign when n_iterations known, to avoid confusing caller.
10389
6831447b 103902002-01-10 Kazu Hirata <kazu@hxi.com>
10391
10392 * doc/extend.texi (deprecated): Fix a typo.
10393
f884e43f 10394Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
10395
10396 * basic-block.h (update_br_prob_note): Declare.
10397 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
10398 (try_forward_edges): Care negative frequencies and update note.
10399 (outgoing_edges_match): Tweek conditional merging heuristics.
10400 (try_crossjump_to_edge): use update_br_prob_note.
10401 * cfglayout.c (fixup_reorder_chain): Likewise.
10402 * cfrtl.c (update_br_prob_note): New.
10403 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
10404
10405 * i386.c (ix86_decompose_address): Return -1 if address contains
10406 shift.
10407 (legitimate_address_p): Require ix86_decompose_address to return 1.
10408
10409 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
10410 (cprop_insn): Likewise.
10411
ac0c7fb1 104122002-01-10 Kazu Hirata <kazu@hxi.com>
10413
10414 * toplev.c: Fix formatting.
10415 * tree.c: Likewise.
10416 * tree-dump.c: Likewise.
10417 * unroll.c: Likewise.
10418 * unwind-dw2.c: Likewise.
10419 * unwind-dw2-fde.c: Likewise.
10420 * unwind-dw2-fde-glibc.c: Likewise.
10421 * unwind-sjlj.c: Likewise.
10422
29468146 104232002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10424
10425 * doc/invoke.texi: Document PDP-11 options.
10426
7baf3cdd 104272002-01-10 Kazu Hirata <kazu@hxi.com>
10428
10429 * config/h8300/h8300.h: Fix formatting.
10430
b193f2d5 104312002-01-10 Ira Ruben <ira@apple.com>
227b24ac 10432
10433 Add __attribute__ ((deprecated)).
10434 * extend.texi: Document __attribute__ ((deprecated)).
10435 * invoke.texi: Document -Wno-deprecated-declarations.
10436 * testsuite/g++.dg/other/deprecated.C: New C++ test.
10437 * testsuite/gcc.dg/deprecated.c: New C test.
10438 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
10439 (c_common_attribute_table): Add "deprecated" entry.
10440 (handle_deprecated_attribute): New function.
10441 * c-decl.c (deprecated_states): New enum.
10442 deprecated_state: State of "deprecated" handling.
10443 (start_decl): Set deprecated_state based on attributes.
10444 (grokdeclarator): Test for deprecated uses, propagate attribute.
10445 * c-typeck.c (build_component_ref): Test for deprecated fields.
10446 (build_external_ref): Test for deprecated primaries.
10447 * diagnostic.c (warn_deprecated_use) New function to issue
10448 warnings about __attribute__ ((depricated)) references.
10449 * flags.h (warn_deprecated_decl): Extern declared for
10450 -W[no-]deprecated-declarations option.
10451 * print-tree.c (print_node): Show deprecated flag status.
10452 * toplev.c (warn_deprecated_decl): Defined.
10453 (W_options): Added "deprecated-declaration".
10454 * toplev.h (warn_deprecated_use): Extern declared.
10455 * tree.h (struct tree_common): Define deprecated_flag.
10456 (TREE_DEPRECATED): New macro to access flag.
10457 * cp/call.c (build_call): Test for deprecated calls.
10458 * cp/class.c (add_implicitly_declared_members): Set global
10459 flag to tell grokdeclarator to not issue deprecated warnings.
10460 * cp/cp-tree.h: Add extern for adding_implicit_members.
10461 * cp/decl.c (deprecated_states): New enum.
10462 (start_decl): Set deprecated_state based on attributes.
10463 (grokdeclarator): Test for deprecated uses, propagate attribute.
10464 * cp/lex.c (do_identifier): Test for deprecated primaries.
10465 * cp/typeck.c (build_component_ref): Test for deprecated fields.
10466
b193f2d5 104672002-01-10 Ira Ruben <ira@apple.com>
227b24ac 10468
10469 Fix to assign attributes to inline member functions.
10470 * cp/decl.c (start_method): Handle attrlist.
10471
b3a976d8 104722002-01-10 Kazu Hirata <kazu@hxi.com>
10473
10474 * combine.c (expand_field_assignment): Use subreg_lsb().
10475
2be64ef0 104762002-01-10 David Edelsohn <edelsohn@gnu.org>
10477
10478 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
10479 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
10480 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
10481 Recurse for any operand of AND as long as constant is non-zero.
10482
27bb18bd 104832002-01-10 Kazu Hirata <kazu@hxi.com>
10484
10485 * config/h8300/h8300.md: Remove constraints from expanders.
10486
85db5591 104872002-01-10 Kazu Hirata <kazu@hxi.com>
10488
10489 * varasm.c: Fix formatting.
10490 * varray.c: Likewise.
10491 * vmsdbgout.c: Likewise.
10492 * xcoffout.c: Likewise.
10493
d2855ea6 10494Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
10495
10496 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
e172357f 10497 update edge probabilities to match.
d2855ea6 10498
a2e68e6d 104992002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10500
10501 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
10502 dependencies.
10503 * doc/languages.texi, doc/sourcebuild.texi: New files.
10504 * doc/configfiles.texi: Make a subsubsection. Update.
10505 * doc/configterms.texi: Add @node. Remove warning that this isn't
10506 instructions for building GCC.
10507 * doc/makefile.texi: Make a subsection.
10508 * doc/gccint.texi: Update.
10509
6ac8fc24 10510Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
10511
10512 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
10513
d426ca3f 10514Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
10515
10516 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
10517
98431bf3 10518Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
10519
10520 * optabs.c (expand_fix): Look for wider integer modes first.
10521
10522 * i386.md (mov?f): Avoid the fake const double trick for medium
10523 memory model.
10524 (min?f*/max?f*): Prohibit memory operands for i387 variant.
10525 (fop_df_4): Disable for SSE compilation.
10526
93f388f5 105272002-01-10 Graham Stott <grahams@redhat.com>
c366eeee 10528
10529 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
e172357f 10530 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
c366eeee 10531
73ce892a 105322002-01-10 Richard Henderson <rth@redhat.com>
10533
10534 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
10535
f3ae2bae 105362002-01-10 Richard Henderson <rth@redhat.com>
10537
10538 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
10539 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
10540
fd9d9afc 105412002-01-10 Kazu Hirata <kazu@hxi.com>
10542
10543 * combine.c (can_combine_p): Fix a comment typo.
10544
108251d9 105452002-01-09 Zack Weinberg <zack@codesourcery.com>
10546
10547 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
10548 empty list correctly. Change loop index $t to $f for
10549 consistency with rest of Makefile.
10550
87ebe3d2 105512002-01-08 Aldy Hernandez <aldyh@redhat.com>
10552
10553 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
10554 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
10555
10556 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
10557 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
10558 (altivec_init_builtins): Same.
10559 (altivec_expand_unop_builtin): Return NULL_RTX on error.
10560 (altivec_expand_binop_builtin): Same.
10561 (altivec_expand_ternop_builtin): Same.
10562 (bdesc_dst): New.
10563
10564 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
10565 ("altivec_vctuxs"): Fix typo.
10566 ("altivec_vnmsubfp"): Same.
10567 ("altivec_dssall"): New.
10568 ("altivec_mfvscr"): New.
10569 ("altivec_dss"): New.
10570 ("altivec_lvsl"): New.
10571 ("altivec_lvsr"): New.
10572 ("altivec_dstt"): New.
10573 ("altivec_dstst"): New.
10574 ("altivec_dststt"): New.
10575 ("altivec_dst"): New.
10576
10577 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
10578 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
10579
12f1cd0c 105802002-01-09 Richard Henderson <rth@redhat.com>
10581
10582 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
10583
e133eb4b 105842002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
10585
10586 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
10587 function.
10588 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
10589 prototype.
0f788811 10590 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
e133eb4b 10591
33181afc 105922002-01-09 Kazu Hirata <kazu@hxi.com>
10593
10594 * read-rtl.c: Fix formatting.
10595 * real.c: Likewise.
10596 * regclass.c: Likewise.
10597 * regrename.c: Likewise.
10598 * reg-stack.c: Likewise.
10599 * reload1.c: Likewise.
10600 * reload.c: Likewise.
10601 * rtl.c: Likewise.
10602
ff90a874 106032002-01-09 Kazu Hirata <kazu@hxi.com>
10604
10605 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
10606 to extract items in the expr_list chain.
10607
8aca3147 106082002-01-09 Richard Henderson <rth@redhat.com>
10609
10610 * config/vax/vax.c (vax_rtx_cost): Never abort.
10611
b93f38e1 10612 * config/vax/vax.h (REAL_ARITHMETIC): Define.
10613
27465d7d 106142002-01-09 Jan Hubicka <jh@suse.cz>
10615
10616 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
10617
6382d316 106182002-01-09 Richard Henderson <rth@redhat.com>
10619
10620 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
10621 Unify code from various alternatives.
10622
8a1ef47a 106232002-01-09 Richard Henderson <rth@redhat.com>
10624
10625 * regrename.c (copy_value): Ignore the copy if the source register
10626 is present in the value chain with a narrower mode.
10627
ddde6553 106282002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10629
e172357f 10630 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
10631 for the c4x target. Also improve layout.
ddde6553 10632
ccd9e27d 106332002-01-09 Richard Henderson <rth@redhat.com>
10634
10635 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
10636 * config/m32r/m32r.md (and ior xor splitters): Swap operands
10637 to match insn patterns.
10638
c5a695f4 106392002-01-09 Richard Henderson <rth@redhat.com>
10640
10641 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
10642 (copyprop_hardreg_forward_1): Likewise.
10643
a518236d 106442002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
10645
10646 * pa.md (decrement_and_branch_until_zero): Change predicate for
10647 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
10648
158da7c0 106492002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
10650
10651 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
10652 gets undefined. For Darwin.
10653
29496e41 106542002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10655
10656 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
10657
358330c5 106582002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10659
10660 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
10661
e932080c 106622002-01-08 Richard Henderson <rth@redhat.com>
10663
10664 * regrename.c (copy_value): Ignore overlapping copies.
10665
64656695 106662002-01-08 Richard Henderson <rth@redhat.com>
10667
10668 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
10669 as needed to avoid shared structure.
10670
d2079f6d 106712002-01-08 Kazu Hirata <kazu@hxi.com>
10672
10673 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
10674 H8/300H and H8/S.
10675
dcbec77e 106762002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
10677
10678 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
10679 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
10680 documentation of obsolete macros.
10681 * system.h: Poison these macros.
10682 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
10683 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
10684 config/c4x/c4x.h, config/clipper/clipper.h,
10685 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
10686 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
10687 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
10688 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
10689 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
10690 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
10691 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
10692 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
10693 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
10694 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
10695 config/sparc/sparc.h, config/stormy16/stormy16.h,
10696 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
10697 definitions and commented out definitions of obsolete macros.
10698 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
10699 of MAX_INT_TYPE_SIZE.
10700
0b300c86 107012002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
10702
10703 * config/s390/s390.c (s390_preferred_reload_class): Never
10704 return ADDR_REGS if it isn't a subset of the given class.
10705 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
10706 FP_REGS, but all superclasses as well.
10707
10708 * config/s390/s390.c (s390_function_profiler): Fix thinko.
10709
10710 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
10711 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
10712 must not be a const_int.
10713
e800ce79 107142002-01-08 Richard Henderson <rth@redhat.com>
10715
10716 * Makefile.in (toplev.o): Depend on options.h.
10717 (gcc.o): Depend on specs.h.
10718
f06d0bb1 107192002-01-08 Jakub Jelinek <jakub@redhat.com>
10720
10721 * expr.c (store_expr): Convert VOIDmode constants back to target's
10722 mode.
10723
a88a58d6 107242002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10725
10726 * doc/invoke.texi: Markup gcc as @command. Refer to
10727 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
10728 of http://gcc.gnu.org/thanks.html.
10729
76e1c88e 107302002-01-08 Dale Johannesen <dalej@apple.com>
10731
10732 * config/rs6000/rs6000.md: Add missing int register
10733 target case to movdf_low.
10734
a1a7e9d5 107352002-01-08 Zack Weinberg <zack@codesourcery.com>
10736
10737 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
10738 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
10739 (cppinit.o): Depend on except.h.
10740 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
10741 s-specs): New rules.
10742
10743 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
10744 Don't create specs.h/options.h/gencheck.h here. Remove
10745 unnecessary variable settings from last argument of AC_OUTPUT.
10746 * config.in, configure: Regenerate.
10747 * intl.c: Hardcode package name as "gcc".
10748
10749 * cppinit.c: Include except.h.
10750 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
10751 appropriate.
10752 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
10753 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
10754 (!)USING_SJLJ_EXCEPTIONS.
10755 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
10756
eee3a990 107572002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
10758
10759 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
10760 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
10761 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
10762 documentation of obsolete macros.
10763 * system.h: Poison these macros.
10764 * config/d30v/d30v.h, config/ns32k/encore.h,
10765 config/stormy16/stormy16.h: Remove definitions and commented out
10766 definitions of obsolete macros.
10767
6cf86ac6 10768Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
10769
10770 * objc/objc-act.c (handle_class_ref): Mark the declaration of
10771 %sobjc_class_ref_%s as used - to prevent unwanted compiler
10772 warnings.
10773
f3fd783b 107742002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
10775
10776 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
10777 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
10778 to insn adjusting stack/frame pointer.
a1a7e9d5 10779 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
f3fd783b 10780 accept operands that cause the insn to be non-splittable.
10781
163d43d8 107822002-01-08 Graham Stott <grahams@redhat.com>
10783
10784 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
10785 (C_TYPE_FIELDS_VOLATILE): Likewise.
10786 (C_TYPE_BEING_DEFINED): Likewise.
10787 (C_IS_RESERVED_WORD): Likewise.
10788 (C_TYPE_VARIABLE_SIZE): Likewise.
10789 (C_DECL_VARIABLE_SIZE): Likewise.
10790 (C_MISSING_PROTOTYPE_WARNED): Likewise.
10791 (C_SET_EXP_ORIGINAL_CODE): Likewise.
10792 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
10793 parenthesis.
10794 (C_DECL_ANTICIPATED): Likewise.
10795 (c_build_type_variant): Add parenthesis.
10796
6e50451f 107972002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
10798
10799 * gcc.c (option_map): Remove --version.
10800 (process_command): Handle -fversion following the GNU Coding
10801 Standards. Partially addresses PR other/704.
10802
e7ab03b3 108032002-01-08 Graham Stott <grahams@redhat.com>
10804
10805 * combine.c (combine_instructions): Fix typo.
10806
4615afcc 108072002-01-08 Graham Stott <grahams@redhat.com>
10808
10809 * debug.h: Use "tree" and "rtx" throughout.
10810
10811 * debug.c: Likewise.
10812
58f036fc 108132002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
10814
10815 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
10816 constant pool, use the pool's version of the symbol instead.
10817
6ec4bb60 108182002-01-07 Richard Henderson <rth@redhat.com>
10819
10820 * regrename.c (find_oldest_value_reg): Ignore the value chain if
10821 the original register was copied in a mode with a fewer number of
10822 hard registers than the desired mode.
10823 (copyprop_hardreg_forward_1): Likewise.
10824 (debug_value_data): Fix loop test.
10825 * toplev.c (parse_options_and_default_flags): Reenable
10826 -fcprop-registers at -O1.
10827
108282002-01-07 Aldy Hernandez <aldyh@redhat.com>
41b843a7 10829
a1a7e9d5 10830 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
10831 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
41b843a7 10832
a1a7e9d5 10833 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
10834 predicates.
41b843a7 10835
a1a7e9d5 10836 * config/rs6000/rs6000.md: Add altivec predicate patterns.
41b843a7 10837
a9ac13e4 108382002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
10839
10840 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
10841 (pa_output_function_prologue): Output local label at the beginning of
10842 the prologue when profiling.
10843 (hppa_profile_hook): Use the local label rather than the function label.
10844 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
10845
965c179a 108462002-01-07 Aldy Hernandez <aldyh@redhat.com>
10847
a1a7e9d5 10848 * config/rs6000/rs6000.c (print_operand): Remove extra space.
10849 (altivec_expand_unop_builtin): Fix thinko.
10850 (altivec_expand_binop_builtin): Same.
10851 (altivec_expand_ternop_builtin): Same.
10852 (altivec_expand_builtin): Same.
965c179a 10853
3cd13a0a 108542002-01-07 Richard Henderson <rth@redhat.com>
10855
10856 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
10857
f2c8b8e7 108582002-01-07 Jason Merrill <jason@redhat.com>
10859
10860 * unwind-dw2.c (execute_cfa_program): Use < again.
10861
c4a616f2 108622002-01-07 Jakub Jelinek <jakub@redhat.com>
10863
10864 * predict.c (combine_predictions_for_insn): Avoid division by zero.
10865
d2100772 108662002-01-07 Jakub Jelinek <jakub@redhat.com>
10867
10868 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
10869 Don't allow -1 - x -> ~x simplifications in the first pass.
10870
e931e2d9 108712002-01-07 Aldy Hernandez <aldyh@redhat.com>
10872
a1a7e9d5 10873 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
10874 arguments.
10875 (altivec_expand_binop_builtin): Same.
10876 (altivec_expand_unop_builtin): Same.
10877 (print_operand): Fix typo.
10878 (bdesc_1arg): Add vupk* variants.
e931e2d9 10879
a1a7e9d5 10880 * rs6000.h (rs6000_builtins): Add vupk* enums.
e931e2d9 10881
a1a7e9d5 10882 * rs6000.md: Add altivec_vupk* variants.
e931e2d9 10883
d2d8531d 108842002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
10885
10886 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
10887 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
10888 and last update dates.
10889
4ae38af9 108902002-01-07 Janis Johnson <janis187@us.ibm.com>
10891
10892 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
10893
0d4cf8f2 108942002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
10895
10896 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
10897 * config/avr/avr.h (CPP_SPEC): Likewise.
10898 (LINK_SPEC): Likewise.
10899 (CRT_BINUTILS_SPECS): Likewise.
10900 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10901 * doc/invoke.texi (AVR Options): Document them.
10902
111f982d 10903Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
10904
10905 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
10906 LABEL_NUSES.
10907
3395ab5f 109082002-01-07 Graham Stott <grahams@redhat.com>
10909
a1a7e9d5 10910 * config/i386/i386.h: Update copyright date.
10911 (HALF_PIC_PTR): Add parenthesis.
10912 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
10913 (CONSTANT_ALIGNMENT): Add parenthesis.
10914 (DATA_ALIGNMENT): Likewise.
10915 (LOCAL_ALIGNMENT): Likewise.
10916 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
10917 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
10918 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
10919 (HARD_REGNO_NREGS): Add paranethesis.
10920 (VALID_SSE_REG_MODE): Whitespace.
10921 (VALID_MMX_REG_MODE): Whitespace.
10922 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
10923 (ix86_hard_regno_mode_ok): Add parenthesis.
10924 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
10925 (RETURN_IN_MEMORY): Whitespace.
10926 (N_REG_CLASSES): Add parenthesis.
10927 (INTEGER_CLASS_P): Add parenthesis and wrap.
10928 (FLOAT_CLASS_P): Likewise.
10929 (SSE_CLASS_P): Likewise.
10930 (MMX_CLASS_P): Likewise.
10931 (MAYBE_INTEGER_CLASS_P): Likewise.
10932 (MAYBE_FLOAT_CLASS_P): Likewise.
10933 (MAYBE_SSE_CLASS_P): Likewise.
10934 (MAYBE_MMX_CLASS_P): Likewise.
10935 (Q_CLASS_P): Likewise.
10936 (GENERAL_REGNO_P): Uppercase macro parameter.
10937 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
10938 (FP_REGNO_P): Likewise.
10939 (ANY_FP_REGNO_P): Uppercase macro parameter.
10940 (SSE_REGNO_P): Likewise.
10941 (SSE_REGNO): Likewise.
10942 (SSE_REG_P): Likewise.
10943 (SSE_FLOAT_MODE_P): Likewise.
10944 (MMX_REGNO_P): Likewise.
10945 (MMX_REG_P):Likewise.
10946 (STACK_REG_P): Likewise.
10947 (NON_STACK_REG_P): Likewise.
10948 (STACK_TOP_P): Likewise.
10949 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
10950 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
10951 (SECONDARY_MEMORY_NEEDED): Likewise.
10952 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
10953 (MD_ASM_CLOBBERS): Whitespace and wrap.
10954 (MUST_PASS_IN_STACK): Whitespace and wrap.
10955 (RETURN_POPS_ARGS): Add parenthesis.
10956 (INIT_CUMULATIVE_ARGS): Likewise.
10957 (FUNCTION_ARG): Likewise.
10958 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
10959 (SETUP_INCOMING_VARARGS): Likewise.
10960 (BUILD_VA_LIST_TYPE): Add parenthesis.
10961 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
10962 parenthsis.
10963 (EXPAND_BUILTIN_VA_ARG): Likewise.
10964 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
10965 (INITIALIZE_TRAMPOLINE): Add parenthesis.
10966 (INITIAL_ELIMINATION_OFFSET): Likewise.
10967 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
10968 (REGNO_OK_FOR_BASE_P): Likewise.
10969 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
10970 (REGNO_OK_FOR_DIREG_P): Likewise.
10971 (REG_OK_FOR_INDEX_P): Whitespace.
10972 (REG_OK_FOR_BASE_P): Whitespace.
10973 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
10974 parenthesis.
10975 (FIND_BASE_TERM): Fix typo.
10976 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
10977 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
10978 (SYMBOLIC_CONST; Whitespace.
10979 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
10980 (ENCODE_SECTION_INFO): Whitespace.
10981 (FINALIZE_PIC): Remove do { ... } while (0).
10982 (PROMOTE_MODE): Wrap in do { ... } while (0).
10983 (CONST_COSTS): Whitespace.
10984 (RTX_COSTS): Add paramethesis, whitespace and wrap.
10985 (REGISTER_MOVE_COST): Add parenthesis.
10986 (MEMORY_MOVE_COST): Likewise.
10987 (EXTRA_CC_MODES): Whitespace.
10988 (SELECT_CC_MODE): Add parenthesis and whitespace.
10989 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
10990 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
10991 (ASM_OUTPUT_LABEL): Add paramethesis.
10992 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
10993 (ASM_OUTPUT_REG_POP): Likewise.
10994 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
10995 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
1b12cfd7 10996
173f37f4 10997 * config/i386/i386.c: Update copyright.
10998 (CHECK_STACK_LIMIT): Add parenthesis.
10999 (AT_BP): Uppercase macro parameter.
11000 (x86_64_int_parameter_registers): Constify.
11001 (x86_64_int_return_registers): Likewise.
11002 (ix86_compare_op0): Use rtx.
11003 (construct_container): Constify INTREG parameter.
11004 (function_arg): Use rtx.
11005
e718c89f 11006 * diagnostic.h: Update copyright date.
11007 (output_buffer_state): Add parenthesis.
11008 (output_buffer_format_args): Likewise.
11009
3395ab5f 11010 * combine.c (combine_instructions): Replace XEXP (links, 0)
11011 with link.
11012
dd782271 110132002-01-06 H.J. Lu <hjl@gnu.org>
11014
11015 * cfgcleanup.c (thread_jump): Fix 2 typos.
11016
110172002-01-06 Aldy Hernandez <aldyh@redhat.com>
3898b44a 11018
a1a7e9d5 11019 * config.gcc: Add support for --enable-altivec.
3898b44a 11020
81d5334a 110212002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
11022
11023 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
11024
2fa8311b 110252002-01-06 Jakub Jelinek <jakub@redhat.com>
11026
11027 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
11028 __objc_class_name_*.
11029
f617d398 110302002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
11031
11032 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
11033
9b7d4a8f 110342002-01-06 Richard Henderson <rth@redhat.com>
11035
11036 * reorg.c (emit_delay_sequence): Remove death notes, not merely
11037 nop them out. Increment label reference count for REG_LABEL.
11038 (fill_slots_from_thread): Frob label reference count around
11039 delete_related_insns.
11040
acf4e6a8 110412002-01-05 Richard Henderson <rth@redhat.com>
11042
11043 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
11044 jump threading.
11045
f3546830 110462002-01-05 Richard Henderson <rth@redhat.com>
11047
11048 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
11049 * integrate.c (output_inline_function): Likewise.
11050 * toplev.c (rest_of_compilation): Do it here instead. Move call
11051 to remove_unnecessary_notes after emitting abstract instance.
11052 Force an emitted nested function to have its parent emited as well.
11053 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
11054 for null.
11055 (rtl_for_decl_location): Do not look at reload data structures
11056 before reload has run.
11057
dfe09cce 110582002-01-05 Kazu Hirata <kazu@hxi.com>
11059
11060 * cse.c: Fix formatting.
11061 * dwarf2asm.c: Likewise.
11062 * dwarf2out.c: Likewise.
11063 * explow.c: Likewise.
11064 * expmed.c: Likewise.
11065 * function.c: Likewise.
11066 * gcov.c: Likewise.
11067 * gencheck.c: Likewise.
11068 * genrecog.c: Likewise.
11069 * ggc-common.c: Likewise.
11070 * ggc-page.c: Likewise.
11071 * global.c: Likewise.
11072
ea913091 110732002-01-05 Kazu Hirata <kazu@hxi.com>
11074
11075 * combine.c: Fix formatting.
11076
ea3f1ac0 110772002-01-05 Craig Rodrigues <crodrigu@bbn.com>
11078
11079 PR middle-end/1557
11080 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
11081
560de2f8 110822002-01-05 David Edelsohn <edelsohn@gnu.org>
11083
11084 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
11085 as 1 for __powerpc64__ as well.
11086
11087 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
11088
11089 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
11090 return it.
11091
3b7e1f27 110922002-01-05 Daniel Berlin <dan@dberlin.org>
11093
11094 * lcm.c: Revert change, due to performance regression it causes on
11095 SPEC because it's slightly more conservative (sigh, I hate
11096 edge-based LCM).
a1a7e9d5 11097
309306ce 11098Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
11099
11100 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
11101
58f79589 111022002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
11103
11104 * doc/cppinternals.texi: Update.
11105
5bd2c01e 111062002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
11107
11108 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
11109 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
11110 negatives.
11111 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
11112 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
11113 kludge for pre-october-14th mmix versions to handle new-found bug
11114 with PUSHJ/PUSHGO and the register stack.
11115 * config/mmix/mmix.h (struct machine_function): Rename member
11116 has_call_value_without_parameters to has_call_without_parameters.
11117 All referers changed.
11118 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
11119 TARGET_MASK_BRANCH_PREDICT): New macros.
11120 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
11121 -mno-reg-stack-fill-bug-workaround.
11122 * config/mmix/mmix.md ("call"): Set struct machine member
11123 has_call_without_parameters.
11124
148444fb 11125Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
11126
11127 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
11128
20eee3f6 11129Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
11130
11131 * cfgcleanup.c: Include tm_p.h
11132 (mark_effect): Fix handling of hard register; fix handling of SET
11133
5bfbffbe 111342002-01-04 Kazu Hirata <kazu@hxi.com>
11135
11136 * config/h8300/h8300.md (anonymous patterns): Check that
11137 operands are registers before using REGNO on them.
11138
b41d83cb 111392002-01-03 Roland McGrath <roland@frob.com>
11140
11141 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
11142
4e3da239 111432002-01-04 Jakub Jelinek <jakub@redhat.com>
11144
11145 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
11146 * c-common.h (genrtl_expr_stmt_value): Likewise.
11147 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
11148 (expand_expr_stmt_value): Add maybe_last argument.
11149 Don't warn about statement with no effect if it is the last statement
11150 in expression statement.
11151 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
11152 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
11153 expand_expr_stmt_value.
11154 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
11155 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
11156 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
11157 as maybe_last to expand_expr_stmt_value.
11158
e87da6ae 11159Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
11160
a1a7e9d5 11161 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
11162 be passed in, do not build it.
11163 (c_begin_if_stmt): New function.
11164 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
11165 * c-common.h (c_expand_start_cond): Update prototype.
11166 (c_begin_if_stmt): Prototype new function.
11167 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
11168 * c-parse.in (if_prefix): Use c_begin_if_stmt,
11169 c_begin_while_stmt and c_finish_while_stmt_cond.
e87da6ae 11170
c6c95491 111712002-01-04 William Cohen <wcohen@redhat.com>
11172
11173 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
11174 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
11175 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
11176 * config/pa/som.h (ASM_FILE_START): Likewise.
11177
b193f2d5 111782002-01-04 Daniel Berlin <dan@cgsoftware.com>
5fe7bfff 11179
11180 * lcm.c: Include df.h.
11181 Add available_transfer_function prototype.
11182 (compute_available): Rework to use iterative dataflow framework.
11183 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
11184 with bb_info in df.h
11185 (available_transfer_function): New function.
11186
11187 * Makefile.in (lcm.o): add df.h to dependencies.
11188
f5a60074 111892002-01-04 Richard Henderson <rth@redhat.com>
11190
11191 * config/alpha/alpha.c (some_operand): Accept HIGH.
11192 (input_operand): Likewise; accept simple references to globals.
11193 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
11194 (alpha_const_double_ok_for_letter_p): Likewise.
11195 (alpha_extra_constraint): Likewise.
11196 (alpha_preferred_reload_class): Likewise. Do not force
11197 symbolic constants to memory.
11198 (alpha_legitimate_address_p): Accept simple references
11199 to small_symbolic_operand.
11200 (alpha_legitimize_address): New arg scratch. Be prepared to be
11201 called when no_new_pseudos. Emit simple symbolic references.
11202 Split integers into low, high, and rest.
11203 (alpha_expand_mov): Use alpha_legitimize_address.
11204 (some_small_symbolic_mem_operand): New.
11205 (split_small_symbolic_mem_operand): New.
11206 * config/alpha/alpha-protos.h: Update.
11207 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
11208 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
11209 (EXTRA_CONSTRAINT): Likewise.
11210 (PREFERRED_RELOAD_CLASS): Likewise.
11211 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
11212 (PREDICATE_CODES): Update.
11213 * config/alpha/alpha.md: New post-reload splitters to convert
11214 simplfied symbolic operands to the form that references $29.
11215 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
11216 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
11217
6773ca2d 112182002-01-03 Richard Henderson <rth@redhat.com>
11219
11220 * local-alloc.c (function_invariant_p): Update commentary.
11221
2ea2aed0 112222002-01-04 H.J. Lu <hjl@gnu.org>
11223
11224 * toplev.c (rest_of_compilation): Fix a typo when calling
11225 cleanup_cfg.
11226
7cc7e163 112272002-01-03 Kazu Hirata <kazu@hxi.com>
11228
11229 * c-common.c: Fix formatting.
11230 * diagnostic.c: Likewise.
11231 * doloop.c: Likewise.
11232 * dwarf2out.c: Likewise.
11233
b0422000 112342002-01-03 Kazu Hirata <kazu@hxi.com>
11235
11236 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
11237 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
11238
e484a1cc 112392002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
11240
11241 * cpperror.c: Update comments and copyright.
11242 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
11243 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
11244
625bfde6 112452002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
11246
11247 * collect2.c (main): Use strcmp when testing for "-shared".
11248
88cf66fa 112492002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
11250
11251 * cppmacro.c: Don't include intl.h. Update comments.
11252 (new_number_token): Allocate enough buffer for 64-bit unsigned
11253 integers; update prototype.
11254 * cppmain.c: Update comments.
11255
7811c823 112562002-01-03 William Cohen <wcohen@redhat.com>
11257
11258 * function.h (struct function): Add profile.
11259 (current_function_profile): New.
11260 doc/extend.texi: Update documentation.
11261 * final.c (final_start_function): Use current_function_profile
11262 instead of profile_flag.
11263 (profile_after_prologue): Likewise.
11264 * function.c (expand_function_start): Likewise.
11265 (expand_function_start): Likewise.
2ea2aed0 11266 * config/alpha/alpha.c (direct_call_operand):
7811c823 11267 (alpha_does_function_need_gp): Likewise.
11268 (alpha_expand_prologue): Likewise.
11269 * config/arm/arm.c (arm_expand_prologue): Likewise.
11270 thumb_expand_prologue: Likewise.
11271 * config/d30v/d30v.c (d30v_stack_info): Likewise.
11272 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
11273 (fr30_expand_prologue): Likewise.
11274 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
11275 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
11276 * config/i386/i386.h (FINALIZE_PIC): Likewise.
11277 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
11278 * config/i960/i960.c (i960_output_function_prologue): Likewise.
11279 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
11280 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
11281 (m32r_expand_prologue): Likewise.
11282 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
11283 (m88k_expand_prologue): Likewise.
11284 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
11285 * config/mips/mips.c (compute_frame_size): Likewise.
11286 (mips_expand_prologue): Likewise.
11287 (mips_can_use_return_insn): Likewise.
11288 * config/pa/elf.h (ASM_FILE_START): Likewise.
11289 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
11290 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
11291 * config/pa/som.h (ASM_FILE_START): Likewise.
11292 * config/romp/romp.c (romp_using_r14): Likewise.
11293 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
11294 (rs6000_stack_info): Likewise.
11295 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6cec026c 11296 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
7811c823 11297 * config/v850/v850.c (compute_register_save_size): Likewise.
11298
89558e88 112992002-01-03 Jakub Jelinek <jakub@redhat.com>
11300
11301 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
11302 gen_lowpart_common fails, use gen_lowpart_SUBREG.
11303
f24da1e1 113042002-01-03 Turly O'Connor <turly@apple.com>
89558e88 11305
f24da1e1 11306 * darwin.c (machopic_output_possible_stub_label): Don't generate
11307 stub routines for pseudo-stubs which we've just defined.
11308
e17f5b23 113092002-01-03 Kazu Hirata <kazu@hxi.com>
11310
11311 * builtins.c: Fix formatting.
11312 * c-typeck.c: Likewise.
11313 * combine.c: Likewise.
11314 * expr.c: Likewise.
11315 * loop.c: Likewise.
11316
54915428 113172002-01-03 Andreas Schwab <schwab@suse.de>
11318
11319 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
11320 and return true if _cpp_push_next_buffer pushed a new include
11321 file.
11322 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
11323 _cpp_pop_file_buffer did not push a new file.
11324 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
11325
ed1e5d40 113262002-01-02 Eric Christopher <echristo@redhat.com>
11327
11328 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
11329 FIND_REG_INC_NOTE call. Update copyright.
11330 * loop.c (canonicalize_condition): Ditto.
11331 * reorg.c (delete_scheduled_jump): Ditto.
11332
387732c1 113332002-01-03 Kazu Hirata <kazu@hxi.com>
11334
11335 * gcse.c: Fix formatting.
11336
f9c31076 113372002-01-03 Graham Stott <grahams@redhat.com>
11338
11339 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
11340 forward defs for struct tags rtx_def, union_tree, rtvec_def
3395ab5f 11341 also output corresponding typedefs for rtx, tree, and rtvec.
f9c31076 11342
11343 * system.h: Move forward defs for struct tags rtx_def, union_tree,
11344 rtvec_def along with corresponding typedefs for rtx, tree, and
3395ab5f 11345 rtvec to config.h, hconfig.h, tconfig.h.
f9c31076 11346
113472002-01-03 Graham Stott <grahams@redhat.com>
76c6f48d 11348
11349 * tree.h: Update copyright date.
11350 (IS_EXPR_CODE_CLASS): Add parenthesis.
11351 (TREE_SET_CODE): Add whitespace.
11352 (TREE_CHECK): Add parenthesis.
11353 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
11354 (CST_OR_CONSTRUCTOR_CHECK):
11355 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
11356 (TREE_SYMBOL_REFERENCED): Whitespace.
11357 (INT_CST_LT): Likewise.
11358 (INT_CST_LT_UNSIGNED): Likewise.
11359 (tree_real_cst): Unwrap comment.
11360 (tree_string): Likewise.
11361 (tree_complex): Likewise.
11362 (IDENTIFIER_POINTER): correct cast.
11363 (SAVE_EXPR_CONTEXT): Whitespace.
11364 (EXPR_WFL_FILENAME_NODE): Likewise.
11365 (EXPR_WFL_FILENAME): Remove parenthesis.
11366 (DECL_ORIGIN): Add parenthesis.
11367 (DECL_FROM_INLINE): Use NULL_TREE.
11368 (build_int_2): Whitespace.
11369 (build_type_variant): Add parenthesis.
11370
11371 * gcc/jcf-parse.c: Update copyright date.
11372 (yyparse): Constify resource_filename.
11373
017c31d6 113742002-01-03 Graham Stott <grahams@redhat.com>
11375
11376 * rtl.h: Update copyright date.
11377 (RTL_CHECK1): Wrap long line.
11378 (RTL_CHECK2): Likewise.
11379 (RTL_CHECKC1): Wrap long line and whitespace.
11380 (RTL_CHECKC2): Likewise.
11381 (XWINT): Whitespace.
11382 (XINT): Likewise.
11383 (XSTR): Likewise.
11384 (XEXP): Likewise.
11385 (XVEC): Likewise.
11386 (XMODE): Likewise.
11387 (XBITMAP): Likewise.
11388 (XTREE): Likewise.
11389 (XBBDEF): Likewise.
11390 (XTMPL): Likewise.
11391 (X0WINT): Likewise.
11392 (X0INT):Likewise.
11393 (X0UINT): Likewise.
11394 (X0STR): Likewise.
11395 (X0EXP): Likewise.
11396 (X0VEC): Likewise.
11397 (X0MODE): Likewise.
11398 (X0BITMAP): Likewise.
11399 (X0TREE): Likewise.
11400 (X0BBDEF): Likewise.
11401 (X0ADVFLAGS): Likewise.
11402 (X0CSELIB): Likewise.
11403 (X0MEMATTR): Likewise.
11404 (XCWINT): Likewise.
11405 (XCINT): Likewise.
11406 (XCUINT): Likewise.
11407 (XCSTR): Likewise.
11408 (XCEXP): Likewise.
11409 (XCVEC): Likewise.
11410 (XCMODE): Likewise.
11411 (XCBITMAP): Likewise.
11412 (XCTREE): Likewise.
11413 (XCBBDEF): Likewise.
11414 (XCADVFLAGS): Likewise.
11415 (XCCSELIB): Likewise.
11416 (XC2EXP): Likewise.
11417 (INSN_UID): Likewise.
11418 (PREV_INSN): Likewise.
11419 (PATTERN): Likewise.
11420 (INSN_CODE): Likewise.
11421 (PUT_REG_NOTE_KIND): Likewise.
11422 (CODE_LABEL_NUMBER): Likewise.
11423 (NOTE_SOURCE_FILE): Likewise.
11424 (NOTE_BLOCK): Likewise.
11425 (NOTE_EH_HANDLER): Likewise.
11426 (NOTE_RANGE_INFO): Likewise.
11427 (NOTE_LIVE_INFO): Likewise.
11428 (NOTE_BASIC_BLOCK): Likewise.
11429 (NOTE_EXPECTED_VALUE): Likewise.
11430 (NOTE_LINE_NUMBER): Likewise.
11431 (LABEL_NAME): Likewise.
11432 (LABEL_NUSES): Likewise.
11433 (LABEL_ALTERNATE_NAME): Likewise.
11434 (ADDRESSOF_DECL): Likewise.
11435 (JUMP_LABEL): Likewise.
11436 (LABEL_NEXTREF): Likewise.
11437 (REGNO): Likewise.
11438 (ORIGINAL_REGNO: Likewise.
11439 (HARD_REGISTER_NUM_P): Add parenthesis.
11440 (SUBREG_REG): Whitespace.
11441 (SUBREG_BYTE): Likewise.
11442 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
11443 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
11444 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
11445 (ASM_OPERANDS_INPUT_VEC): Likewise.
11446 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
11447 (ASM_OPERANDS_INPUT): Likewise.
11448 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
11449 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
11450 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
11451 (ASM_OPERANDS_INPUT_MODE): Likewise.
11452 (ASM_OPERANDS_SOURCE_FILE): Likewise.
11453 (ASM_OPERANDS_SOURCE_LINE): Likewise.
11454 (MEM_SET_IN_STRUCT_P): Minor reformat.
11455 (TRAP_CONDITION): Whitespace.
11456 (TRAP_CODE): Likewise.
11457 (COND_EXEC_TEST): Likewise.
11458 (COND_EXEC_CODE): Likewise.
11459 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
11460 (PHI_NODE_P): Add parenthesis.
11461 (plus_constant): Whitespace and add parenthesis.
11462
ebb11c7b 114632002-01-03 Kazu Hirata <kazu@hxi.com>
11464
11465 * config/avr/avr.c: Fix comment typos.
11466 * config/c4x/c4x.md: Likewise.
11467 * config/dsp16xx/dsp16xx.h: Likewise.
11468 * config/dsp16xx/dsp16xx.md: Likewise.
11469 * config/i386/i386.md: Likewise.
11470 * config/ia64/ia64.c: Likewise.
11471 * config/m32r/m32r.h: Likewise.
11472 * config/m68hc11/m68hc11.md: Likewise.
11473 * config/mmix/mmix.c: Likewise.
11474 * config/mn10200/mn10200.c: Likewise.
11475 * config/romp/romp.c: Likewise.
11476 * config/sh/sh.c: Likewise.
11477 * config/stormy16/stormy16.c: Likewise.
11478 * config/stormy16/stormy16.h: Likewise.
11479 * config/stormy16/stormy16.md: Likewise.
11480
b9c9ea70 114812002-01-03 Graham Stott <grahams@redhat.com>
11482
11483 * loop.h: Update copyright date.
a1a7e9d5 11484 (LOOP_MOVABLES): Fix typo.
11485 (LOOP_REGS): Likewise.
11486 (LOOP_IVS): Likewise.
ed1e5d40 11487
355a19c4 114882002-01-03 Graham Stott <grahams@redhat.com>
11489
11490 * cppinit.c: Update copyright date.
11491 Don't include output.h
11492 * Makefile.in: Update copyright date.
11493 Update dependency.
11494
67613903 114952002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
11496
11497 PR c/5226
11498 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
11499 (-pthread) Add to RS/6000 options.
11500
5d4f270c 115012002-01-02 Kazu Hirata <kazu@hxi.com>
11502
11503 * except.c: Fix comment typos.
11504 * loop.c: Likewise.
11505 * varasm.c: Likewise.
11506 * doc/tm.texi: Fix a typo.
11507
80dd10f3 115082002-01-02 Jakub Jelinek <jakub@redhat.com>
11509
11510 * c-typeck.c (output_init_element): Allow initializing static storage
11511 duration objects with compound literals.
11512
42f030bd 115132002-01-02 Richard Henderson <rth@redhat.com>
11514
11515 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
11516 after abusing it.
11517
507293ca 115182002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11519
c077395f 11520 * gcc.c (default_compilers): Const-ify.
11521 * mips-tdump.c (stab_names): Likewise.
11522 * mips-tfile.c (map_coff_types, map_coff_storage,
11523 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
11524 pseudo_ops_t, pseudo_ops): Likewise.
11525 * protoize.c (default_include): Likewise
11526
507293ca 11527 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
11528 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
11529 Add array size in declaration.
11530 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
11531 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
11532 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
11533 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
11534 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
11535 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
11536 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
11537 emtens, make_nan): Const-ify.
11538 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
11539 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
11540
b965afcd 115412002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
11542
11543 * config.gcc (ia64-*-*): Set extra_headers.
11544 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
11545 * config/alpha/t-osf: Remove.
11546 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
11547
5c2d7eb1 115482002-01-02 David Edelsohn <edelsohn@gnu.org>
11549
11550 * config/rs6000/t-aix43: Revert previous change.
11551
ca33c4d0 115522002-01-02 Jason Merrill <jason@redhat.com>
11553
11554 * c-decl.c (c_expand_body): Call outlining_inline_function when
11555 emitting an inline function out of line.
11556
15cfae4e 115572002-01-02 Richard Henderson <rth@redhat.com>
11558
11559 * dwarf2out.c (limbo_die_node): Add created_for member.
11560 (new_die): New argument created_for. Update all callers.
11561 (mark_limbo_die_list): New.
11562 (dwarf2out_init): Register limbo_die_list as a root.
11563 (dwarf2out_finish): Force insert limbo dies into their function
11564 context.
11565
d066d787 115662002-01-02 Nathan Sidwell <nathan@codesourcery.com>
11567
11568 PR c++/5089
11569 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
11570
7913b5f4 115712002-01-02 Kazu Hirata <kazu@hxi.com>
11572
11573 * config/h8300/fixunssfsi.c: Update copyright.
11574 Fix comment typos.
11575 Fix formatting.
11576 * config/h8300/h8300.c: Update copyright.
11577 Eliminate warnings.
11578
d2833c15 115792002-01-02 Kazu Hirata <kazu@hxi.com>
11580
11581 * config/romp/romp.c: Fix comment formatting.
11582 * config/romp/romp.h: Likewise.
11583 * config/romp/romp.md: Likewise.
11584 * config/s390/s390.c: Likewise.
11585 * config/stormy16/stormy16.c: Likewise.
11586 * config/stormy16/stormy16.h: Likewise.
11587
d513ec2f 115882002-01-02 Alexandre Oliva <aoliva@redhat.com>
11589
11590 * c-common.h (genrtl_expr_stmt_value): Declare.
11591 * c-semantics.c (genrtl_goto_stmt): Redirect to...
11592 (genrtl_goto_stmt_value): ... this new function. Pass new
11593 argument down to expand_expr_stmt_value, taking
11594 TREE_ADDRESSABLE into account.
11595 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
11596 STMT_EXPR as addressable, i.e., one whose result we want.
11597 * expr.c (expand_expr): Don't save expression statement value
11598 of labeled_blocks or loop_exprs.
11599 * stmt.c (expand_expr_stmt): Redirect to...
11600 (expand_expr_stmt_value): ... this new function. Use new
11601 argument to tell whether to save expression value.
11602 (expand_end_stmt_expr): Reset last_expr_type and
11603 last_expr_value if we don't have either.
11604 * tree-inline.c (declare_return_variable): Mark its use
11605 statement as addressable.
11606 * tree.h: Document new use of TREE_ADDRESSABLE.
11607 (expand_expr_stmt_value): Declare.
11608
60d2983e 116092002-01-01 Tom Rix <trix@redhat.com>
11610
11611 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
11612 rs6000_emit_allocate_stack.
11613
f448dfd0 116142002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
11615
11616 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
11617 ${srcdir}/ginclude/ to every entry in extra_headers.
11618 * configure: Regenerate.
11619 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
11620 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
11621 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
11622 * ginclude/proto.h: Rename to config/convex/proto.h.
11623
80fabb90 11624Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11625
11626 * attribs.c (handle_vector_size_attribute): Use host_integerp
11627 and tree_int_cst; remove warnings.
11628 * caller-save.c (insert_restore): Add cast to get rid of warning.
11629 (insert_save): Likewise.
11630 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
11631 * regmove.c (find_matches): Add temporary var to kill a warning.
11632
338f13ca 116332002-01-01 Douglas B Rupp <rupp@gnat.com>
11634
ffa4ba83 11635 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
11636 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
11637 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
11638 (vms-dwarf2eh.o): Add Makefile rule.
11639 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
11640 * config/alpha/vms-dwarf2eh.asm: New file.
11641
338f13ca 11642 * gcc.c (delete_if_ordinary): Delete all versions.
11643
91009d64 116442002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
11645
11646 * config/mmix/mmix.md: Update FIXME to not mention
11647 define_constants.
11648 (MMIX_rJ_REGNUM): New define_constants constant.
11649 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
11650 "*movdicc_real"): Adjust contraints formatting.
11651 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
11652 for branch prediction.
11653 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
11654 output template.
11655 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
11656 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
11657 number. Delete related FIXMEs.
11658 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
11659 from number to MMIX_rJ_REGNUM.
11660 (TARGET_MASK_BRANCH_PREDICT): New.
11661 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
11662 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
11663 value. Add -mbranch-predict and -mno-branch-predict.
11664 (TARGET_VERSION): Drop date.
11665 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
11666 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
11667 for finding out global symbols.
11668 (mmix_asm_output_labelref): Revert condition for global symbol.
11669 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
11670 (mmix_print_operand_punct_valid_p): A '+' is valid.
11671
e9006a91 11672See ChangeLog.6 for earlier changes.
Mirror of https://gcc.gnu.org/git/gcc.git