1 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
3 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
4 check_and_change_labels, s390_final_chunkify): Delete.
5 (s390_split_branches, s390_chunkify_pool): New functions.
6 (s390_function_prologue): Call them.
8 * config/s390/s390.h (S390_REL_MAX): Delete.
9 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
11 * config/s390/s390.md (cjump, icjump, jump): Fix length
12 attribute calculation.
15 2002-02-15 David Edelsohn <edelsohn@gnu.org>
17 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
18 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
20 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
22 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
23 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
24 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
26 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
28 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
30 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
32 * reload.c (find_dummy_reload): Check that an output register
33 is valid for its mode.
35 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
37 * combine.c (known_cond): After replacing the REG of a SUBREG, try
40 * function.c (assign_parms): Demote promoted argument passed by
41 transparent reference.
43 2001-02-14 Joel Sherrill <joel@OARcorp.com>
45 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
46 -Acpu() and -Amachine() to eliminate warnings.
48 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
50 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
52 2002-02-14 Kazu Hirata <kazu@hxi.com>
54 * config/h8300/h8300-protos.h: Update the prototype for
56 * config/h8300/h8300.c (const_costs): Treat SET as a little
57 more expensive operation.
58 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
59 reference to const_costs.
61 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
63 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
65 2002-02-14 Jakub Jelinek <jakub@redhat.com>
68 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
69 use arguments from newtype.
71 2002-02-13 Eric Christopher <echristo@redhat.com>
73 * config/mips/mips.c (override_options): Add check for march/mipsX
74 on the same command line. Fix error message in cpu processing.
75 Remove architecture and ISA checks.
77 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
79 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
81 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
83 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
85 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
87 ("*movv8hi_internal1"): Same.
88 ("*movv16qi_internal1"): Same.
89 ("*movv4sf_internal1"): Same.
91 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
92 not push_reload for altivec modes.
94 2002-02-13 Joel Sherrill <joel@OARcorp.com>
96 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
97 all RTEMS targets including removal of #includes from config/*/rtems*.h
98 file and adding them to tm_file setting. Added xm_defines=POSIX to
100 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
101 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
102 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
103 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
104 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
105 config/m68k/rtemself.h: Ditto.
106 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
107 config/mips/rtems64.h: Ditto.
108 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
109 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
111 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
112 config/sparc/rtemself.h: Ditto.
113 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
114 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
115 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
117 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
118 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
119 target made more similar to i386-elf.
120 * config/i386/t-rtems-i386: Added soft float support and multilibs.
121 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
122 be similar to config/m68k/t-m68kelf.
123 * gthr-rtems.h: Encapsulate with extern "C" for C++.
125 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
127 * regmove.c (kill_value): Handle subregs.
129 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
131 * i386.md (mul patterns): Allow memory operand to be first;
132 add expanders where needed; fix constraints.
133 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
134 Allow memory operand to be the first.
136 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
139 2002-02-13 Jakub Jelinek <jakub@redhat.com>
142 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
145 2002-02-13 Jakub Jelinek <jakub@redhat.com>
147 PR optimization/5547:
148 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
149 all valid IA-32 address modes involving non-scaled %ebx and
150 GOT/GOTOFF as displacement.
152 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
154 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
155 after emitting ltorg insns.
157 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
158 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
159 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
160 *abssf2): Fix "op_type" attribute.
162 2002-02-13 Douglas B Rupp <rupp@gnat.com>
164 * mkconfig.sh: Avoid using a subshell redirect.
165 ($output.T): Change to $(output)T.
166 (ENABLE_NLS): Remove unneeded undef.
168 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
169 * config/alpha/x-vms (libsubdir): Define.
171 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
172 register frame procedures. Optimize retrieving context.
174 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
175 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
176 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
178 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
180 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
181 Make same change as for find_base_value.
183 2002-02-13 Kazu Hirata <kazu@hxi.com>
185 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
186 of QImode and SImode.
188 2002-02-13 Kazu Hirata <kazu@hxi.com>
190 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
191 length computation of movsi.
192 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
194 2002-02-13 Kazu Hirata <kazu@hxi.com>
196 * config/h8300/h8300.md (subqi3): Tighten the predicate for
197 operands[2] to register_operand.
199 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
201 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
203 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
205 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
206 for altivec_lvx* and altivec_stvx*.
207 ("*movv4si_internal"): Add constraint for loading from GPRs.
208 ("*movv8hi_internal1"): Same.
209 ("*movv16qi_internal1"): Same.
210 ("*movv4sf_internal1"): Same.
212 * config/rs6000/rs6000.c (altivec_register_operand): New.
214 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
215 altivec_register_operand.
217 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
219 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
222 2002-02-13 Stan Shebs <shebs@apple.com>
224 * c-typeck.c (digest_init): Handle vectors.
225 (really_start_incremental_init): Same.
226 (pop_init_level): Same.
227 (process_init_element): Same.
229 * varasm.c (output_constant): Same.
231 * expr.c (clear_storage): Same.
232 (store_constructor): Same.
234 2002-02-12 Eric Christopher <echristo@redhat.com>
236 * explow.c (hard_function_value): Add comment explaining
237 signed/unsigned comparison.
239 2002-02-12 Jakub Jelinek <jakub@redhat.com>
241 * jump.c (never_reached_warning): Add finish argument.
242 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
244 * rtl.h (never_reached_warning): Adjust prototype.
245 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
246 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
247 never_reached_warning.
249 2002-02-12 Graham Stott <grahams@redhat.com>
251 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
253 2002-02-12 Kazu Hirata <kazu@hxi.com>
255 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
256 logical shifts on H8/300.
257 (shift_alg_si): Improve several shifts on H8/300.
258 (get_shift_alg): Likewise.
260 2002-02-12 Graham Stott <grahams@redhat.com>
262 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
264 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
266 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
267 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
269 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
271 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
272 non-CONST_INT through default_assemble_integer.
273 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
274 <case 8>: Abort for CONST_DOUBLE.
276 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
278 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
280 * config/pa/pa-linux.h (LIB_SPEC): Delete.
281 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
283 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
285 * config/stormy16/stormy16.md (zero_extendqihi2): New.
287 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
289 * regrename.c (regrename_optimize): Don't accept a
290 part-clobbered register if the replaced register is not part
293 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
294 take padding into account when computing the argument value.
296 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
298 * combine.c (try_combine): Apply substitutions in
299 CALL_INSN_FUNCTION_USAGE too.
301 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
303 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
304 __builtin_altivec_abs*.
307 * config/rs6000/rs6000.h (rs6000_builtins): Add
308 ALTIVEC_BUILTIN_ABS*.
310 * config/rs6000/altivec.h: Use const char for builtins expecting
312 (vec_abs): New versions for C and C++.
315 2002-02-10 Kazu Hirata <kazu@hxi.com>
317 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
320 2002-02-10 Kazu Hirata <kazu@hxi.com>
322 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
323 constant definition from h8300.md.
324 (FRAME_POINTER_REGNUM): Likewise.
325 * config/h8300/h8300.md (define_constants): Add FP_REG.
327 2002-02-10 Kazu Hirata <kazu@hxi.com>
329 * config/h8300/h8300.c (print_operand): Remove redundant code.
331 2002-02-10 Kazu Hirata <kazu@hxi.com>
333 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
334 * config/h8300/h8300.c (byte_reg): Make it static.
336 2002-02-10 Richard Henderson <rth@redhat.com>
339 * c-typeck.c (incomplete_type_error): Handle flexible array members.
341 2002-02-10 Richard Henderson <rth@redhat.com>
344 * tree.c (append_random_chars): Don't abort if main_input_filename
347 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
349 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
351 2002-02-10 Kazu Hirata <kazu@hxi.com>
353 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
356 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
358 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
359 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
361 2002-02-09 David O'Brien <obrien@FreeBSD.org>
363 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
365 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
367 2002-02-09 Kazu Hirata <kazu@hxi.com>
369 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
370 a half of an SImode register on H8/300.
372 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
374 * i386.md (movdi_2): Add missing '!'.
376 2002-02-09 Kazu Hirata <kazu@hxi.com>
378 * config/h8300/h8300.h: Fix formatting. Remove commented-out
381 2002-02-09 Kazu Hirata <kazu@hxi.com>
383 * config/h8300/h8300.md (length): Correct the distance valid
384 for the short branch.
386 2002-02-09 Kazu Hirata <kazu@hxi.com>
388 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
390 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
392 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
394 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
397 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
401 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
402 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
403 (sh_cannot_modify_jumps_p): New function.
404 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
405 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
406 (sh_ms_bitfield_layout_p): New function.
407 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
408 Zack Weinberg <zack@codesourcery.com>
409 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
410 expand_simple_binop instead of expand_binop.
411 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
412 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
413 use of .quad and .uaquad.
414 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
415 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
416 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
417 * config/sh/sh.md (movdi_const, movdi_const_32bit,
418 movdi_const_16bit): Make sure all CONSTs have modes.
419 (sym2PIC): Ditto, but by adjusting all callers.
420 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
421 if the prologue calls the SHmedia argument decoder or register
423 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
424 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
425 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
426 (sh_expand_epilogue): Don't emit USE of return target register.
427 (prepare_move_operands): Legitimize DImode PIC addresses.
428 (sh_media_register_for_return): Skip tr0, used to initialize the
430 (sh_expand_prologue): Remove explicit USE of return register.
431 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
432 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
433 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
434 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
435 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
437 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
438 (MOVI_SHORI_BASE_OPERAND_P): New.
439 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
440 (EXTRA_CONSTRAINT_T): Define in terms of them.
441 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
442 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
443 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
444 alternatives supporting TARGET_REGS.
445 (UNSPEC_GOTPLT): New constant.
446 (movdi split): Move incrementing of LABEL_NUSES...
447 (movdi_const, movdi_const_32bit): Here. Use
448 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
449 (movdi_const_16bit): New.
450 (call, call_value) [flag_pic]: Use GOTPLT.
451 (call_pop, call_value_pop): New expands.
452 (call_pop_compact, call_pop_rettramp): New insns.
453 (call_value_pop_compact, call_value_pop_rettramp): New insns.
454 (sibcall) [flag_pic]: Use GOT.
455 (builtint_setjmp_receiver): Remove bogus, unused expand.
456 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
457 (*pt, *ptb, ptrel): New insns.
458 (sym2GOT): Handle DImode GOT.
459 (sym2GOTPLT, symGOTPLT2reg): New expands.
460 (sym2PIC): New expand.
461 (shcompact_return_tramp): Use GOTPLT to return trampoline.
462 (shcompact_return_tramp_i): Use return register explicitly.
463 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
464 disable flag_reorder_blocks.
465 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
466 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
467 clobbers, for clarity.
468 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
469 restoring of r0 in macl as MAYBE_DEAD.
470 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
471 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
472 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
473 alter_subreg all over.
474 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
475 reload, instead of emitting instructions that would require
477 (casesi_load_media): Add missing modes.
478 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
479 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
480 as used if the argument decoder is called.
481 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
482 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
483 Pmode, then extend it to DImode if necessary.
484 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
485 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
486 constants in FPU-enabled SHmedia, let them be loaded from memory.
487 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
488 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
489 Adjust whitespace in assembly output templates.
490 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
491 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
492 mode of if_then_else.
493 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
494 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
496 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
497 Joern Rennecke <amylaar@redhat.com>
498 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
499 (SUBTARGET_CPP_PTR_SPEC): New.
500 (SUBTARGET_CPP_SPEC): Remove.
501 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
502 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
503 Fix typo in previous checkin.
504 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
505 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
506 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
507 Alexandre Oliva <aoliva@redhat.com>
508 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
509 what single FP register can hold for SHmedia target.
510 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
511 Alexandre Oliva <aoliva@redhat.com>
512 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
513 Do not split into SUBREG.
514 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
515 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
516 and added new functions as specified in SH5 ABI r9.
517 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
518 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
520 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
521 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
522 gen_consttable_4 and gen_consttable_8. Emit multiple labels
523 and consttable_window_ends.
524 2001-06-03 Graham Stott <grahams@redhat,com>
525 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
526 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
527 * config/sh/sh.c (print_operand): Handle floating-point pair,
528 vector and matrix registers.
529 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
530 vector modes into account.
531 * config/sh/sh.md (movv2sf): Split move between registers into
533 (movv4sf, movv16sf): Introduce insns that get split only after
535 * config/sh/shmedia.h: Fix Copyright dates.
536 * config/sh/ushmedia.h: Likewise. Move loop counter
537 declarations into conditionals that uses them.
538 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
540 * config/sh/sshmedia.h: Fix Copyright dates.
541 (sh_media_PUTCFG): Fix constraints.
542 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
543 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
544 ptrmemfunc_vbit_in_delta for SH5.
545 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
546 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
547 * invoke.texi: Likewise.
548 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
549 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
550 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
551 GCC_pop_shmedia_regs_nofpu): New global symbols.
552 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
553 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
554 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
555 compact function with nonlocal labels.
556 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
557 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
558 (initial_elimination_offset): Account for their stack space.
559 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
560 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
561 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
562 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
563 least one of the operands to be a register.
564 (movv2sf): Likewise. Renamed to movv2sf_i.
565 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
566 prepare_move_operands() before emitting SHmedia insns.
567 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
568 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
569 Don't save nor initialize r12. Don't mis-align the stack.
570 Pad the code with a nop.
571 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
573 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
574 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
575 [__SHMEDIA__]: Implement.
576 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
577 * config/sh/sh.md: Set latency of `pt' closer to reality.
578 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
579 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
580 Set move, load and store type attributes.
581 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
582 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
584 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
585 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
586 * config/sh/sh.c (sh_media_register_for_return): New function.
587 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
588 branch-target register.
589 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
590 * config/sh/sh.md (return_media_i): Use any call-clobbered
591 branch-target register.
592 (return_media): If r18 wasn't copied in the prologue, copy it
594 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
595 Clear class FP0_REGS.
596 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
598 2001-03-08 DJ Delorie <dj@redhat.com>
599 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
600 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
601 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
602 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
603 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
604 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
605 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
606 return value correctly for call_cookie.
607 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
608 * config/sh/crt1.asm (start): Modified so as to call
609 ___setup_argv_and_call_main.
610 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
611 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
613 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
614 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
615 (STRIP_NAME_ENCODING): Use it.
616 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
617 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
618 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
619 prepare_scc_operands().
620 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
621 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
622 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
623 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
624 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
625 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
626 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
627 used in shcompact_incoming_args.
628 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
630 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
632 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
634 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
635 Simplify. Adjust. Add sanity check.
636 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
638 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
640 (udivsi3, divsi3): Use them.
641 (force_mode_for_call): New insn.
642 (call, call_value, sibcall_value): Emit it before SHcompact
644 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
645 * config/sh/sh.md (call, call_value, sibcall): Make sure the
646 call cookie is non-NULL before taking its value.
647 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
648 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
649 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
650 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
652 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
653 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
654 temporary for stack adjusts. Use MACL and MACH to pass
655 arguments to shcompact_incoming_args.
656 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
658 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
659 (nested_trampoline): Load static chain address into r1.
660 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
661 2001-01-07 Alexandre Oliva <aoliva@redhat.com
662 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
663 fp_arith_reg_operand().
664 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
665 * config/sh/sh.md (casesi): Sign-extend the first two operands,
666 and use signed compares for them.
667 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
668 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
669 ones properly aligned.
670 (find_barrier): Account for extra alignment needed for 8-byte wide
672 (machine_dependent_reorg): Require a label for the second 4-byte
673 constant after an 8-byte one.
674 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
676 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
677 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
678 last_float when switching float modes.
679 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
680 auto-increment for general-purpose registers.
681 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
683 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
685 * config/sh/sh.c (sh_builtin_saveregs): Support using all
686 registers for varargs.
687 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
688 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
689 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
690 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
691 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
692 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
693 call_cookie accordingly.
694 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
695 (SHCOMPACT_BYREF): Likewise.
696 (SHCOMPACT_FORCE_ON_STACK): New macro.
697 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
698 (sh_builtin_saveregs): Likewise.
699 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
700 shcompact_incoming_args): Use new shift values. Support
701 sequences of consecutive and non-consecutive pushes/pops.
702 * config/sh/sh.md (return): Don't explicitly use PR_REG.
703 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
704 * config/sh/sh.h (TEXT_SECTION): Define.
705 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
706 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
707 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
708 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
709 return values on FPU-enabled SHmedia.
710 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
712 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
713 value is returned in a non-FP reg and is not returned by
715 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
717 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
718 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
719 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
720 quad-aligned to be passed by callee-copy reference.
721 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
722 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
723 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
724 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
725 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
726 copying low-numbered FP regs to r7 and r8.
727 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
728 FP regs to general-purpose regs only if the copy was passed on the
730 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
731 copying FP reg to r9.
732 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
733 copy FP regs to general-purpose regs only in outgoing calls.
734 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
735 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
737 * config/sh/sh.h (struct sh_args): Document all fields.
738 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
739 passed partially on the stack should not consider making
741 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
742 stack_regs only for incoming calls. When passing FP args,
743 make sure there are FP regs available before modifying
745 (SHCOMPACT_BYREF): Pass double args in general-purpose
746 registers by reference.
747 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
748 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
749 attempt to generate sibcalls if the caller got any arguments
751 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
752 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
753 to 8-byte boundaries.
754 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
755 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
756 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
758 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
759 for the offsets to have the ISA bit set.
760 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
761 invocation. Use beq instead of bgt to mark end of sequence of
763 (shcompact_incoming_args): Fix store of r2. Use beq instead of
764 bgt to mark end of sequence of stores.
765 * config/sh/sh.c (arith_operand): Don't check whether
766 CONST_OK_FOR_J for now.
767 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
768 instead of long for conversion.
769 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
770 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
771 before passing it to fprintf.
772 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
773 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
774 Call set_fpscr before reading/writing SR.
775 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
777 * config/sh/lib1funcs.asm: Add `.align 2' directives before
779 (FMOVD_WORKS): Define on SH5 with FPU.
780 (set_fpscr): Define on SH5. Remove separate _fpscr_values
782 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
784 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
785 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
787 (ia_main_table): Ditto.
788 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
789 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
790 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
791 the definitions from sh.h.
792 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
794 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
795 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
796 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
797 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
798 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
799 Increment LABEL_NUSES.
801 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
803 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
805 * config/sh/elf.h (SIZE_TYPE): Likewise.
806 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
807 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
808 shcompact_incoming_args): Load switch table addresses using
810 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
811 (NO_BUILTIN_SIZE_TYPE): Define.
812 (SIZE_TYPE): Don't define.
813 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
814 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
815 definition of __SH5__=32 for -m5-compact-nofpu.
816 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
818 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
819 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
820 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
821 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
822 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
823 (INSN_LENGTH_ALIGNMENT): Likewise.
824 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
825 * config/sh/sh.md (call, call_value, sibcall): Simplify
826 copying of non-branch-target register.
827 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
828 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
829 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
830 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
831 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
832 floating-point values as structs.
833 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
834 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
835 general-purpose register.
836 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
837 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
838 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
839 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
840 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
841 (ENCODE_SECTION_INFO): Enclose variables and constants in
843 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
844 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
845 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
846 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
847 only for LABEL_REFs. For SYMBOL_REFs, prepend
848 SH_DATALABEL_ENCODING to the symbol name.
849 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
851 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
852 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
854 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
855 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
856 (DATALABEL_REF_P): Don't require CONST.
857 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
859 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
860 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
862 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
863 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
864 Use shallow_copy_rtx and PUT_MODE to change the mode of
865 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
866 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
867 on SHmedia using GENERAL_REGs.
868 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
869 bltu_media_i): Fix reversion of conditions.
870 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
871 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
872 * config/sh/sh.c (output_far_jump): Save r13 in macl.
873 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
874 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
875 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
876 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
877 (GCC_nested_trampoline): Likewise.
878 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
879 * config/sh/sh.c (gen_datalabel_ref): Define.
880 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
881 (INITIALIZE_TRAMPOLINE): Likewise.
882 (TRAMPOLINE_ADJUST_ADDRESS): Define.
883 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
884 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
885 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
886 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
887 (ic_invalidate): Adjust for SH5.
888 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
889 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
891 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
892 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
893 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
894 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
895 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
896 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
897 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
898 * config/sh/sh.c (target_reg_operand): Match only target-branch
899 registers and pseudos that aren't virtual registers.
900 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
901 Copy operands that don't match target_reg_operand to pseudos.
902 (call_media, call_value_media, sibcall_media): Use
903 target_reg_operand instead of target_operand.
904 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
905 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
906 * config/sh/sh.c (target_reg_operand): Match hardware registers
907 other than branch-target registers.
908 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
909 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
910 (fpscr_values) [SH5 == 32]: Define.
911 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
912 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
913 Handle function addresses coming in SUBREGs.
914 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
915 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
916 shcompact_return_trampoline): Use datalabel where appropriate.
917 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
918 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
919 general-purpose register to copy one branch-target register to
921 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
922 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
923 SYMBOL_REFs with VOIDmode.
924 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
925 bltu_media_i): New insns.
926 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
927 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
928 (INIT_CUMULATIVE_ARGS): Likewise.
929 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
930 * machmode.def (V16SFmode): New mode.
931 * c-common.c (type_for_mode): Support V2SF and V16SF.
932 * tree.c (build_common_tree_nodes_2): Likewise.
933 * tree.h (tree_index): Likewise.
934 * calls.c (emit_call_1): Take args_so_far. Adjust all
935 callers. Introduce CALL_POPS_ARGS.
936 * tm.texi (CALL_POPS_ARGS): Document.
937 * config/sh/crt1.asm: Implement in SHmedia mode.
938 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
939 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
940 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
941 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
942 Implement divsi and udivsi in SHmedia mode. Introduce
943 SHcompact trampolines.
944 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
946 (regno_reg_class): Rewrite.
947 (fp_reg_names): Remove.
948 (sh_register_names, sh_additional_register_names): New.
949 (print_operand): Added `u'. Support SUBREGs in addresses.
950 Add parentheses around shifted CONSTs.
951 (output_file_start): Output .mode and .abi directives.
952 (shiftcosts, addsubcosts, multcosts): Adjust.
953 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
954 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
955 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
956 bytes, not registers. Take into account the need for the
957 SHcompact incoming args trampoline. Adjust all callers.
958 (sh_expand_prologue): Take stack_regs into account. Call
959 incoming args trampoline. Keep stack aligned as per SH5 ABI.
960 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
961 stack aligned as per SH5 ABI.
962 (sh_builtin_saveregs): Support SH5 ABI.
963 (sh_build_va_list, sh_va_start): Likewise.
964 (initial_elimination_offset): Take alignment into account.
965 Compute location of PR according to the SH5 stack frame.
966 (arith_reg_operand): Reject branch-target registers.
967 (shmedia_6bit_operand): New.
968 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
969 (target_reg_operand): Match DImode only. Accept SUBREGs.
970 (target_operand): New.
971 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
972 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
973 SIBCALL_REGS for SHmedia.
974 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
975 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
976 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
977 (TARGET_SWITCHES): New SH5 flags.
978 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
979 VALID_REGISTER_P to disable unsupported registers.
980 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
981 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
982 (FUNCTION_ARG_PADDING): Define.
983 (FASTEST_ALIGNMENT): Adjust.
984 (SH_REGISTER_NAMES_INITIALIZER): New.
985 (sh_register_names): Declare.
986 (DEBUG_REGISTER_NAMES): Define.
987 (REGISTER_NAMES): Define based on sh_register_names.
988 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
989 (sh_additional_register_names): Declare.
990 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
991 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
992 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
993 (REGISTER_NATURAL_MODE): Define.
994 (FIRST_PSEUDO_REGISTER): Adjust.
995 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
996 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
997 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
998 (VECTOR_MODE_SUPPORTED_P): Define.
999 (REG_CLASS_CONTENTS): Adjust.
1000 (SMALL_REGISTER_CLASSES): Adjust.
1001 (REG_ALLOC_ORDER): Adjust.
1002 (INDEX_REG_CLASS): Adjust.
1003 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
1004 (CONST_OK_FOR_LETTER_P): Adjust.
1005 (PREFERRED_RELOAD_CLASS): Adjust.
1006 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
1007 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
1008 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
1009 (FIRST_FP_PARM_REG): Adjust.
1010 (CALL_POPS_ARGS): Define.
1011 (FUNCTION_ARG_REGNO_P): Adjust.
1012 (struct sh_args): New fields.
1013 (GET_SH_ARG_CLASS): Adjust.
1014 (INIT_CUMULATIVE_ARGS): Adjust.
1015 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
1016 (FUNCTION_ARG_ADVANCE): Adjust.
1017 (FUNCTION_ARG): Adjust.
1018 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
1019 (FUNCTION_ARG_CALLEE_COPIES): Define.
1020 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
1021 (STRICT_ARGUMENT_NAMING): Define.
1022 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
1023 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
1024 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
1025 (SETUP_INCOMING_VARARGS): Adjust.
1026 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
1027 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
1028 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
1029 (SUBREG_OK_FOR_INDEX_P): Adjust.
1030 (EXTRA_CONSTRAINT_S): Update.
1031 (EXTRA_CONSTRAINT_T): New.
1032 (EXTRA_CONSTRAINT): Adjust.
1033 (GO_IF_LEGITIMATE_INDEX): Adjust.
1034 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
1035 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
1037 (MAX_MOVE_MAX): Define.
1039 (CONST_COSTS): Adjust.
1040 (REGISTER_MOVE_COST): Adjust.
1041 (BRANCH_COST): Adjust.
1042 (TEXT_SECTION_ASM_OP): Adjust.
1043 (DBX_REGISTER_NUMBER): Adjust.
1044 (ASM_OUTPUT_DOUBLE_INT): New.
1045 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
1046 (PREDICATE_CODES): Adjust.
1047 (PROMOTE_MODE): Adjust.
1048 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
1049 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
1050 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
1051 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
1052 (DR0_REG, DR2_REG, DR4_REG): Renumber.
1053 (TR0_REG, TR1_REG, TR2_REG): New.
1054 (XD0_REG): Renumber.
1055 (UNSPEC_COMPACT_ARGS): New.
1056 (type): Added pt and ptabs.
1057 (length): Default to 4 on SHmedia. Default pt length to 12
1058 and 20 on SHmedia32 and SHmedia64, respectively.
1059 (pt): New function unit.
1060 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
1061 Add whitespace between operands of SHmedia instructions.
1063 (adddi3_media, addsi3_media): Adjust constraints.
1064 (subsi3) [SHmedia]: Force operand 1 into a register.
1065 (udivsi3_i1_media, udivsi3_i4_media): New.
1066 (udivsi3): Support SHmedia.
1067 (divsi3_i1_media, divsi3_i4_media): New.
1068 (divsi3): Support SHmedia.
1069 (anddi3, iordi3, xordi3): Adjust constraints.
1070 (zero_extendhidi2, zero_extendqidi2): New.
1071 (extendsidi2, extendhidi2, extendqidi2): New.
1072 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
1073 (pop_e, pop_fpul, pop_4): Likewise.
1074 (movsi_media): Support FP and BT registers.
1075 (movsi_media_nofpu): New. Adjust splits to DImode.
1076 (lduw, ldub): Renamed to zero_extend* above.
1077 (movqi_media): Fix typo.
1078 (movdi_media): Support FP and BT registers.
1079 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
1080 (movdi_const_32bit): New.
1081 (shori_media): Require immediate operand. Use `u' for output.
1082 (movdf_media, movsf_media): Simplified.
1083 (movdf_media_nofpu, movsf_media_nofpu): New.
1084 (movdf, movsf): Adjust
1085 (movv2sf, movv2sf, movv16sf): New.
1086 (beq_media, beq_media_i): Adjust constraints. Don't use
1087 scratch BT register.
1088 (bne_media, bne_media_i): Likewise.
1089 (bgt_media, bgt_media_i): Likewise.
1090 (bge_media, bge_media_i): Likewise.
1091 (bgtu_media, bgtu_media_i): Likewise.
1092 (bgeu_media, bgeu_media_i): Likewise.
1093 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
1094 bunordered): Emit jump insn. Force operands to registers when
1096 (jump_media, jump): Simplify.
1097 (call_compact, call_compact_rettramp): New.
1098 (call_value_compact, call_value_compact_rettramp): New.
1099 (call_media, call_value_media): Simplify.
1100 (sibcall_compact, sibcall_media): New.
1101 (call, call_value): Adjust for SHmedia and SHcompact.
1102 (sibcall, sibcall_value, untyped_call): Likewise.
1103 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
1104 (indirect_jump): Adjust for SHmedia.
1105 (casesi_jump_media): New.
1106 (nop): Re-enable for SHmedia.
1107 (call_site): Restrict to SH1.
1108 (casesi): Adjust for SHmedia.
1109 (casesi_shift_media, casesi_load_media): New.
1110 (return): Explicitly use PR register. Call return trampoline
1112 (return_i): Explicitly use PR register.
1113 (shcompact_return_tramp, shcompact_return_tramp_i): New.
1114 (return_media): Adjust.
1115 (shcompact_incoming_args): New.
1117 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
1118 (movstrsi): Disable on SH5.
1119 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
1120 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
1121 (subsf3, subsf3_media): Likewise.
1122 (mulsf3, mulsf3_media, mac_media): Likewise.
1123 (divsf3, divsf3_media): Likewise.
1124 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
1125 (floatsisf2, fux_truncsfsi2): Likewise.
1126 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
1128 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
1129 (cmpunsf_media, cmpsf): Likewise.
1130 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
1131 (abssf2, abssf2_media): Likewise.
1132 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
1133 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
1134 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
1135 (floatsidf2, fix_truncdfsi2): Likewise.
1136 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
1138 (cmpeqdf_media, cmpgtdf_media): Likewise.
1139 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
1140 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
1141 (absdf2, absdf2_media): Likewise.
1142 (extendsfdf2, extendsfdf2_media): Likewise.
1143 (truncsfdf2, truncsfdf2_media): Likewise.
1144 * config/sh/sh64.h: New file.
1145 * config/sh/t-sh64: New file.
1146 * config/sh/shmedia.h: New file.
1147 * config/sh/ushmedia.h: New file.
1148 * config/sh/sshmedia.h: New file.
1149 * configure.in: Added sh64-*-elf.
1150 * configure: Rebuilt.
1151 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
1152 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
1153 (reg_class_from_letter): Use `b' for TARGET_REGS.
1154 (print_operand): Support `%M', `%m', `AND' and
1155 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
1156 (andcosts): Adjust for SHmedia.
1157 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
1159 (target_reg_operand): New function.
1160 * config/sh/sh-protos.h (target_reg_operand): Declare.
1161 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
1162 FP registers on SH5.
1163 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
1165 (TARGET_REGISTER_P): New macro.
1166 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
1167 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
1168 (EXTRA_CONSTRAINT_S): New macro.
1169 (EXTRA_CONSTRAINT): Adjust.
1170 (FLOAT_TYPE_SIZE): Define to 32.
1171 (Pmode): DImode on SHmedia.
1172 (CONST_COSTS): Adjust for SHmedia literals.
1173 (PREDICATE_CODES): Added target_reg_operand.
1174 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
1175 * config/sh/sh.md: Remove all attrs from SHmedia insns.
1176 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
1177 (cmpdi): Accept SHmedia.
1178 (movdicc_false, movdicc_true): New insns.
1179 (movdicc): New expand.
1180 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
1182 (addsi3_media): Match `S' constraint.
1183 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
1184 (negdi2): Expand for SHmedia.
1185 (one_cmpldi2): New expand.
1186 (zero_extendsidi2): Change from expand to insn.
1187 (extendsidi2): Add constraints.
1188 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
1189 LD/ST address. Fix SI immediate loading split.
1190 (movhi_media, movqi_media, lduw, ldub): New insns.
1191 (movhi, movqi): Accept SHmedia.
1192 (shori_media, movdi_media): Relax input constraints. Split
1194 (movdf_media, movsf_media): New insn. New split to movdi.
1195 (movdf, movsf): Match on SHmedia.
1196 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
1197 bgeu_media): New insns and splits. New insns with `_i' suffix.
1198 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
1199 (bunordered): New expand.
1200 (jump_compact): Renamed from `jump'.
1201 (jump_media): New insn.
1203 (call_media, call_value_media): New insns.
1204 (call, call_value): Adjust.
1205 (indirect_jump_compact): Renamed from `indirect_jump'.
1206 (indirect_jump_media): New insn.
1207 (indirect_jump): New expand.
1208 (untyped_call, return): Accept SHmedia.
1209 (return_media): New insn.
1210 (prologue, epilogue, blockage): Accept SHmedia.
1211 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
1212 (sunordered): New expand.
1213 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
1214 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
1215 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
1216 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
1217 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
1218 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
1219 abssf2_media): New insns.
1220 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
1221 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
1222 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
1223 floatdidf2, floatsidf2_media, fix_truncdfdi2,
1224 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
1225 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
1226 absdf2_media): New insns.
1227 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
1228 (extendsfdf2_media, truncdfsf2_media): New insns.
1229 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
1230 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
1231 * config/sh/sh.h (CONST_OK_FOR_J): Document.
1232 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
1233 * config/sh/sh.md (adddi3): New expand.
1234 (adddi3_media, adddi3z_media): New insns.
1235 (adddi3_compact): Renamed from adddi3.
1236 (addsi3_media): Use add.l r63 to add constant zero.
1237 (subdi3): New expand.
1238 (subdi3_media): New insn.
1239 (subdi3_compact): Renamed from subdi3.
1240 (mulsidi3): New expand.
1241 (mulsidi3_media): New insn.
1242 (mulsidi3_compact): Renamed from mulsidi3.
1243 (umulsidi3): New expand.
1244 (umulsidi3_media): New insn.
1245 (umulsidi3_compact): Renamed from umulsidi3.
1246 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
1247 (ashlsi3, ashrsi3, lshrsi3): Use them.
1248 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
1249 (ashldi3, ashrdi3, lshrdi3): Use them.
1250 (zero_extendsidi2): New expand.
1251 (extendsidi2): New insn.
1252 (movsi_media): New insn. Split to movdi to load constants.
1253 (movsi): Enable for shmedia.
1254 (movdi_media): New insn. Use shori_media to load wide constants.
1255 (short_media): New insn.
1256 (movdi): Enable for shmedia.
1257 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
1258 * config/sh/sh.h (CPP_SPEC): Added `m5'.
1259 (SUBTARGET_CPP_SPEC): Added `!m5'.
1260 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
1261 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
1262 to all other SH variants.
1263 (TARGET_DEFAULT): Set to SH1_BIT.
1264 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
1265 (BITS_PER_WORD): Raise to 64 on shmedia.
1266 (MAX_BITS_PER_WORD): Change to 64.
1267 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
1268 (INT_TYPE_SIZE): Keep as 32.
1269 (UNITS_PER_WORD): Raise to 8 on shmedia.
1270 (MIN_UNITS_PER_WORD): Keep as 4.
1271 (POINTER_SIZE): Raise to 64 on shmedia.
1272 (CONST_OK_FOR_J): New macro.
1273 (CONST_OK_FOR_LETTER_P): Use it.
1274 (processor_type): Add PROCESSOR_SH5.
1275 * config/sh/sh.md: Conditionalize all expands, insns and
1276 splits to TARGET_SH1.
1278 (addsi3_compact): Renamed from...
1279 (addsi3): Now an expand.
1280 (addsi3_media, subsi3_media): New insns.
1281 (subsi3): Don't negate constants with SHmedia.
1283 * hooks.c: New file.
1284 * hooks.h: New file.
1285 * Makefile.in (HOOKS_H): New.
1286 (TARGET_DEF_H): Added $(HOOKS_H).
1287 (OBJS): Added hooks.o.
1288 (cfgcleanup.o, bb-reorder.o): Added target.h.
1289 (hooks.o): Added dependencies.
1290 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
1291 (TARGET_INITIALIZER): this.
1292 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
1293 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
1294 * bb-reorder.c: Include target.h.
1295 (reorder_basic_blocks): Skip if cannot modify jumps.
1296 * cfgcleanup.c: Include target.h.
1297 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
1299 2002-02-08 Chris Demetriou <cgd@broadcom.com>
1301 * config/mips/mips.md (casesi_internal, casesi_internal_di):
1302 Protect jump delay slot instructions with .set noreorder and
1305 2002-02-08 Chris Demetriou <cgd@broadcom.com>
1307 * config/mips/mips.md (casesi_internal_di): Calculate
1308 the index into the target offset table correctly.
1310 2002-02-08 Richard Henderson <rth@redhat.com>
1312 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
1313 * final.c (output_addr_const): Accept and discard SUBREG.
1314 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
1315 mark them unknown instead.
1316 (simplify_subtraction): Handle RTX_UNKNOWN.
1317 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
1319 2002-02-08 David Edelsohn <edelsohn@gnu.org>
1321 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
1323 2002-02-08 Richard Henderson <rth@redhat.com>
1325 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
1327 2002-02-08 Andreas Jaeger <aj@suse.de>
1329 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
1330 * config/i386/t-linux64: New file.
1332 2002-02-08 Jakub Jelinek <jakub@redhat.com>
1334 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
1335 * c-parse.in (compstmt): Clear last_expr_type.
1337 2002-02-07 Richard Henderson <rth@redhat.com>
1339 * loop.c (strength_reduce): Sink final_value when not
1342 2002-02-07 David O'Brien <obrien@FreeBSD.org>
1344 * config/sparc/freebsd.h: Fix mismatched spec {.
1346 2002-02-07 Richard Henderson <rth@redhat.com>
1348 * cfgrtl.c: Include recog.h and insn-config.h.
1349 (keep_with_call_p): Fix general_operand invocation.
1350 * Makefile.in (cfgrtl.o): Update dependencies.
1352 2002-02-07 Kazu Hirata <kazu@hxi.com>
1354 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
1355 comment. Accept HImode only if TARGET_H8300.
1357 2002-02-07 Eric Christopher <echristo@redhat.com>
1359 * config/mips/crtn.asm: Cleanup #ifdefs.
1361 2002-02-07 Eric Christopher <echristo@redhat.com>
1363 * config/mips/crti.asm: Add changes for mips16. mips16 uses
1364 register 7 as RA instead of $31.
1365 * config/mips/crtn.asm: Ditto.
1366 * config/mips/mips.c (mips_move_2words): Add case for
1367 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
1368 (compute_frame_size): Fix typo.
1369 (save_restore_insns): Ditto. Make documentation about using
1370 register $7 as return register more precise.
1371 (mips_expand_epilogue): Fix comment. Add code to work around not
1372 being able to add to the stack pointer directly.
1373 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
1374 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
1377 2002-02-07 Tom Rix <trix@redhat.com>
1379 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
1380 immediates in ldu and stdu DS opcode field.
1381 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
1382 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
1383 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
1385 2002-02-07 Jeff Sturm <jsturm@one-point.com>
1387 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
1388 offset for stack bias.
1390 2002-02-07 H.J. Lu <hjl@gnu.org>
1392 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
1394 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
1396 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
1398 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
1400 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
1401 * i386.c (x86_order_regs_for_local_alloc): New global function.
1402 * i386.h (REG_ALLOC_ORDER): CLeanup.
1403 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
1405 2002-02-07 Richard Henderson <rth@redhat.com>
1407 PR optimization/2463
1408 * alias.c (find_base_value): Recall base values for fixed hard regs.
1409 * loop.c (loop_regs_update): Don't use single_set on non-insns.
1411 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
1413 * config/mips/mips.md (define_delay) [mips16]: Adjust required
1416 2002-02-06 Richard Henderson <rth@redhat.com>
1419 * stmt.c (resolve_operand_name_1): Take more care with mixed
1420 named and unnamed operands.
1422 2002-02-06 Janis Johnson <janis187@us.ibm.com>
1423 Jan Hubicka <jh@suse.cz>
1425 * loop.c (remove_constant_addition): Avoid clobbering a shared
1428 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
1430 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
1431 * config/s390/t-linux64: New file.
1432 * config/s390/libgcc-glibc.ver: New file.
1434 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
1436 * config/s390/linux64.h: Delete file.
1437 * config/s390/s390x.h: New file.
1438 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
1439 as target header file.
1440 * config/s390/linux.h (TARGET_VERSION): Define depending on
1441 DEFAULT_TARGET_64BIT.
1442 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
1443 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
1444 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
1445 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
1446 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
1447 (EXTRA_SPEC): New define.
1448 * config/s390/s390.h (TARGET_VERSION): Define depending on
1449 DEFAULT_TARGET_64BIT.
1450 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
1452 2002-02-06 Jason Merrill <jason@redhat.com>
1454 * c-decl.c (finish_function): Warn about a non-void function with
1455 no return statement and no abnormal exit.
1456 (current_function_returns_abnormally): New variable.
1457 (start_function): Clear it.
1458 (struct c_language_function): Add returns_abnormally.
1459 (push_c_function_context): Save it.
1460 (pop_c_function_context): Restore it.
1461 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
1462 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
1463 an explicit return type.
1464 * c-tree.h: Declare current_function_returns_abnormally.
1465 (C_FUNCTION_IMPLICIT_INT): New macro.
1466 * c-typeck.c (build_function_call): Set it.
1467 (c_expand_return): Set current_function_returns_value even if the
1470 2002-02-06 Jakub Jelinek <jakub@redhat.com>
1473 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
1474 unsafe for reevaluation.
1476 2002-02-06 Jakub Jelinek <jakub@redhat.com>
1479 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
1480 EXPR_STMT, but COMPOUND_STMT, recurse into it.
1482 2002-02-06 Richard Henderson <rth@redhat.com>
1484 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
1485 be a general_operand. Dest for function value must be a pseudo.
1487 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
1489 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
1490 as SYMBOL_REFs from the constant pool.
1492 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
1494 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
1495 passed by invisible reference.
1497 2002-02-05 Richard Henderson <rth@redhat.com>
1499 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
1501 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
1503 Implement using "base addresses" in insn operands as default.
1504 * config/mmix/mmix.c (mmix_conditional_register_usage): if
1505 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
1506 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
1507 used to read the rtx value.
1508 (mmix_target_asm_function_epilogue): Fix spacing.
1509 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
1510 (mmix_legitimate_address): Ditto.
1511 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
1512 should be loaded with a GETA insn. Don't allocate needless extra
1513 char for nul termination and fix misleading comment.
1514 (mmix_print_operand_address): Handle constants if
1515 TARGET_BASE_ADDRESSES.
1516 (mmix_output_register_setting): Use base addressing if
1517 TARGET_BASE_ADDRESSES and the number of insns is 3.
1518 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
1519 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
1520 to use R as constraint, add LDA to match s.
1521 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
1522 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
1523 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
1524 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
1525 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
1526 order with other fixed registers.
1527 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
1528 other parameter/call-clobbered registers.
1529 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
1530 -mbase-addresses, -mno-base-addresses.
1531 (MMIX Options): Ditto.
1533 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
1535 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
1537 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
1539 * config/rs6000/altivec.h: Change elem to _S_elem.
1541 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
1543 * config/netbsd.h (WCHAR_TYPE): Define.
1544 (WCHAR_TYPE_SIZE): Ditto.
1546 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
1547 (WCHAR_UNSIGNED): Ditto.
1548 (WCHAR_TYPE_SIZE): Ditto.
1550 * config/arm/netbsd.h: Likewise.
1551 * config/i386/netbsd-elf.h: Likewise.
1552 * config/i386/netbsd.h: Likewise.
1553 * config/m68k/netbsd-elf.h: Likewise.
1554 * config/m68k/netbsd.h: Likewise.
1555 * config/ns32k/netbsd.h: Likewise.
1556 * config/sparc/netbsd.h: Likewise.
1557 * config/vax/netbsd.: Likewise.
1559 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
1561 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
1562 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
1563 (TARGET_INITIALIZER): this.
1564 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
1565 (BITFIELD_NBYTES_LIMITED): Markup fix.
1566 * tree.h (default_ms_bitfield_layout_p): Declare.
1567 (record_layout_info): Added prev_field.
1568 * tree.c (default_ms_bitfield_layout_p): New fn.
1569 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
1570 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
1571 * stor-layout.c: Include target.h.
1572 (start_record_layout): Initialize prev_field.
1573 (place_field): Handle MS bit-field layout, and disregard
1574 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
1575 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
1576 * Makefile.in (stor-layout.o): Adjust dependencies.
1578 2002-02-05 Jason Merrill <jason@redhat.com>
1580 * c-typeck.c (convert_for_assignment): Don't allow conversions
1581 between pointers and references. Only allow lvalues to convert to
1584 * c-decl.c (finish_function): Warn about a non-void function with
1585 no return statement and no abnormal exit.
1586 (current_function_returns_abnormally): New variable.
1587 (start_function): Clear it.
1588 (struct c_language_function): Add returns_abnormally.
1589 (push_c_function_context): Save it.
1590 (pop_c_function_context): Restore it.
1591 * c-tree.h: Declare current_function_returns_abnormally.
1592 * c-typeck.c (build_function_call): Set it.
1594 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
1596 2002-02-05 Andreas Jaeger <aj@suse.de>
1598 * crtstuff.c: Fix comments.
1600 2002-02-05 Richard Henderson <rth@redhat.com>
1603 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
1604 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
1607 * config/mips/mips.c (function_arg): Handle TImode.
1608 (function_arg_advance): Likewise.
1610 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
1612 * config/rs6000/altivec.h (vec_step_help): Rename to
1615 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
1617 * config/rs6000/altivec.h: Fix typos.
1619 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
1621 * config/arm/netbsd.h: Correct a comment.
1623 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
1625 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
1626 building void typed builtins.
1628 * config/rs6000/altivec.h (vec_ld*): Fix typos.
1629 (vec_step): Implement for C++.
1631 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1633 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
1635 2002-02-04 Richard Henderson <rth@redhat.com>
1637 * combine.c (nonzero_bits): Re-introduce special case for
1638 sp/fp/ap wrt REGNO_POINTER_ALIGN.
1640 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
1642 * doc/extend.texi: Warn about unsupported usage of altivec
1645 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
1646 (altivec_predicate_*): New.
1648 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
1649 Add C++ version of vec_*() functions.
1651 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
1652 (bdesc_2arg): Remove altivec predicates.
1653 (altivec_expand_builtin): Handle predicates.
1654 (altivec_init_builtins): Handle predicates.
1655 (altivec_expand_predicate_builtin): New.
1657 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
1659 * pa.c (DO_FRAME_NOTES): Move forward.
1660 (store_reg): Revise handling of frame notes.
1661 (load_reg): Likewise.
1662 (set_reg_plus_d): Likewise.
1663 (hppa_expand_prologue): Likewise.
1664 (hppa_expand_epilogue): Likewise.
1666 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
1668 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
1670 2002-02-04 Jakub Jelinek <jakub@redhat.com>
1672 PR c/4475, c++/3780:
1673 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
1674 * c-common.h (SWITCH_TYPE): Define.
1675 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
1676 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
1677 Rename spareness variable to sparseness.
1678 (expand_end_case_type): Renamed from expand_end_case, use orig_type
1679 if non-NULL instead of TREE_TYPE (orig_index).
1680 * tree.h (expand_end_case_type): Renamed from expand_end_case.
1681 (expand_end_case): Define using expand_end_case_type.
1682 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
1683 to expand_end_case_type.
1684 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
1686 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
1688 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
1689 (BIGGEST_ALIGNMENT): Change to 128.
1691 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
1693 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
1695 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
1697 * pa.md (call_internal_reg_64bit): Remove unused variable.
1699 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
1701 * config/arm/arm.h (machine_function): Add uses_anonymous_args
1703 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
1704 * config/arm/arm.c (current_function_anonymous_args): Delete,
1705 replace uses with cfun->machine->uses_anonymous_args.
1706 (arm_reorg): Do not reset uses_anonymous_args.
1708 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
1709 any geenral register.
1711 2001-02-04 Bernd Schmidt <bernds@redhat.com>
1713 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
1716 2002-02-04 Richard Henderson <rth@redhat.com>
1718 * combine.c (force_to_mode): Remove STACK_BIAS code.
1719 (nonzero_bits): Likewise. Replace sp/fp special case with
1720 REGNO_POINTER_ALIGN.
1722 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
1723 (HARD_FRAME_POINTER_REGNUM): New.
1724 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
1725 (FIXED_REGS, CALL_USED_REGS): Update.
1726 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
1727 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
1728 (HARD_REGNO_NREGS): Update for SFP.
1729 (STACK_POINTER_OFFSET): Include bias here ...
1730 (FIRST_PARM_OFFSET): ... not here.
1731 (STACK_BIAS): Remove.
1732 (INIT_EXPANDERS): New.
1733 (STARTING_FRAME_OFFSET): Do not include bias.
1734 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
1735 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
1736 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
1737 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
1738 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
1739 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
1740 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
1741 (MUST_SAVE_REGISTER): Likewise.
1742 (sparc_flat_function_prologue): Likewise.
1743 (sparc_flat_function_epilogue): Likewise.
1744 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
1745 (sparc_init_modes): SFP is GENERAL_REGS.
1746 (sparc_builtin_saveregs): SFP does not have bias applied.
1748 2002-02-04 Richard Henderson <rth@redhat.com>
1750 * config/alpha/alpha.c (current_function_is_thunk): Don't check
1751 current_function_is_thunk.
1752 (alpha_sa_mask): Distinguish between current_function_is_thunk
1753 called from ASM_OUTPUT_MI_THUNK and not.
1754 (alpha_does_function_need_gp): Thunks always need gp.
1755 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
1756 (alpha_output_mi_thunk_osf): New.
1757 * config/alpha/alpha-protos.h: Update.
1758 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
1760 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
1762 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
1763 function types, not when they're taken away.
1765 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
1767 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
1768 CODE_LABEL and jump table when replacing a table jump with a
1771 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
1773 * config/s390/s390-protos.h (legitimize_la_operand,
1774 s390_secondary_input_reload_class, s390_plus_operand,
1775 s390_expand_plus_operand): Add prototypes.
1777 config/s390/s390.c (s390_secondary_input_reload_class,
1778 s390_plus_operand, s390_expand_plus_operand): New functions.
1780 (struct s390_address): New member 'pointer'.
1781 (s390_decompose_address): Compute it.
1782 (legitimate_la_operand_p): Use it.
1783 (legitimize_la_operand): New function.
1784 (movti, movdi, movdf splitters): Call it.
1786 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
1787 (PREDICATE_CODES): Add s390_plus_operand.
1789 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
1790 (la_ccclobber): Allow GENERAL_REGS as output operand.
1792 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
1793 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
1794 (*la_64, *la_31, reload_indi, reload_insi): ... these.
1796 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
1798 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
1799 register names for regular asm () construct.
1801 2002-02-04 Jakub Jelinek <jakub@redhat.com>
1803 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
1806 2002-02-04 Jakub Jelinek <jakub@redhat.com>
1808 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
1811 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
1813 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
1814 constant pool to be identical by string address and index.
1816 2002-02-04 Anthony Green <green@redhat.com>
1818 * output.h (SECTION_OVERRIDE): Define.
1819 * varasm.c (named_section): Obey SECTION_OVERRIDE.
1821 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
1823 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
1824 by existing arm*-*-netbsd* (a.out) target.
1825 (ns32k-*-netbsdelf*): Likewise.
1826 (sparc-*-netbsdelf*): Likewise.
1827 (vax-*-netbsdelf*): Likewise.
1829 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
1831 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
1832 headers and libobjc headers.
1834 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
1836 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
1837 (_mingw.h): Remove duplicate include.
1839 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
1841 * config.gcc: Set cpu_type to m68k for 68010, as well.
1842 (m68010-*-netbsdelf*): New...
1843 (m68k*-*-netbsdelf*): ...targets.
1844 * config/m68k/netbsd-elf.h: New file.
1846 2002-02-02 Kazu Hirata <kazu@hxi.com>
1848 * config/h8300/h8300.c (hand_list): Move inside function_arg.
1850 2002-02-02 Kazu Hirata <kazu@hxi.com>
1852 * config/h8300/h8300.c (h8_push_ops): Move inside
1854 (h8_pop_ops): Likewise.
1855 (h8_move_ops): Likewise.
1857 2002-02-02 Kazu Hirata <kazu@hxi.com>
1859 * config/h8300/h8300.c (os_task): Make it static.
1860 (monitor): Likewise.
1861 (pragma_saveall): Likewise.
1863 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
1865 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
1866 constant is a valid sign-extension for Pmode.
1868 2002-02-02 Kazu Hirata <kazu@hxi.com>
1870 * config/h8300/h8300.c: Fix formatting.
1872 2002-02-02 Kazu Hirata <kazu@hxi.com>
1874 * config/h8300/h8300.md: Fix formatting.
1876 2002-02-02 Kazu Hirata <kazu@hxi.com>
1878 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
1879 predicates of operands[1]. Split the patterns for each
1882 2002-02-02 Kazu Hirata <kazu@hxi.com>
1884 * config/h8300/h8300.md (xor patterns): Tighten the predicates
1885 of operands[1] to register_operand.
1887 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
1889 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
1890 * cpphash.c (_cpp_init_hashtable): Similarly.
1891 * cppinit.c (cpp_create_reader): Default the signed_char flag.
1892 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
1893 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
1894 (cpp_handle_option): Handle the new options.
1895 * cpplex.c (cpp_interpret_charconst): Use new flag.
1896 * cpplib.h (struct cpp_options): New member signed_char.
1897 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
1898 (cpp_options): Handle -fsigned-char and -funsigned-char.
1899 (static_specs): Remove signed_char_spec.
1900 (do_spec1): Don't handle %c.
1901 * system.h: Poison SIGNED_CHAR_SPEC.
1902 * tradcif.y (yylex): Use flag_signed_char.
1903 * tradcpp.h (flag_signed_char): New.
1904 * tradcpp.c (flag_signed_char): New.
1905 (main): Handle new command-line options.
1906 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
1908 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
1909 * avr/avr.h: Remove old comments.
1910 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
1911 (CC1_SPEC): Pass -fsigned-char if -mic*.
1912 (SIGNED_CHAR_SPEC): Remove.
1914 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
1916 2002-02-01 Eric Christopher <echristo@redhat.com>
1918 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
1919 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
1920 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
1921 (ASM_OUTPUT_REG_POP): Ditto.
1923 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
1925 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
1928 2002-02-02 Jakub Jelinek <jakub@redhat.com>
1930 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
1932 2002-02-02 Jakub Jelinek <jakub@redhat.com>
1935 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
1938 2002-02-01 Janis Johnson <janis187@us.ibm.com>
1940 * cfganal.c: Include tm_p.h.
1941 (keep_with_call_p): Fix the test that determines if a register holds
1942 the return value of a call.
1944 2002-02-01 DJ Delorie <dj@redhat.com>
1946 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
1947 we are given conflicting registers, switch to the other one we
1948 had allocated for us.
1949 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
1950 as TImode so we know when the "other" register is available.
1952 2002-02-01 David O'Brien <obrien@FreeBSD.org>
1954 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
1957 2002-02-01 Janis Johnson <janis187@us.ibm.com>
1959 * cfganal.c (keep_with_call_p): New function.
1960 (flow_call_edges_add): Prevent splitting a block between a call and
1961 a single-set instruction that should be kept in the same block.
1963 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
1965 * doc/install.texi (avr): Update outdated URL.
1967 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
1969 * config/stormy16/stormy16.md (pushqi): New.
1973 (movhi): Remove stack operands.
1975 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
1976 nonimmediate_nonstack_operand.
1977 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
1979 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
1982 2002-01-31 Jason Merrill <jason@redhat.com>
1984 * Makefile.in (c-parse.c): Handle .output file.
1985 * objc/Make-lang.in (objc-parse.c): Likewise.
1987 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
1989 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
1990 the -me[lb] option is given. Don't output the default flag
1993 2002-01-31 Zack Weinberg <zack@codesourcery.com>
1995 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
1996 the primary source file; this has not been done yet.
1997 * c-decl.c (c_expand_body): Reset input_filename from
1998 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
2000 2002-01-31 Kazu Hirata <kazu@hxi.com>
2002 * rtlanal.c (subreg_regno_offset): Do not use
2003 SUBREG_REGNO_OFFSET.
2004 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
2005 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
2007 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
2009 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
2010 version rather than GNATS version in --version output.
2012 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
2014 * ifcvt.c (noce_process_if_block): Make a copy of the destination
2015 when copying back from a temporary.
2017 2002-01-30 Richard Henderson <rth@redhat.com>
2019 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
2020 and new_dest are the same.
2022 2002-01-30 Richard Henderson <rth@redhat.com>
2025 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
2026 * rtl.c (note_insn_name): Update.
2027 * emit-rtl.c (remove_unnecessary_notes): Kill it.
2028 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
2029 to perform loop rotation.
2030 (expand_exit_loop_top_cond): New.
2031 * tree.h (expand_exit_loop_top_cond): Declare it.
2032 * c-semantics.c (genrtl_while_stmt): Use it.
2033 (genrtl_for_stmt): Likewise.
2035 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
2037 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
2038 arguments to 64-bit boundaries on 64-bit ABIs.
2040 2002-01-30 Steve Ellcey <sje@cup.hp.com>
2042 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
2044 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
2046 * c-decl.c (grokdeclarator): Handle type being a typedef for an
2049 2002-01-30 David O'Brien <obrien@FreeBSD.org>
2051 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
2052 * config/sparc/sparc_bi.h: Remove file.
2053 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
2055 2002-01-30 Richard Henderson <rth@redhat.com>
2057 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
2059 2002-01-30 Zack Weinberg <zack@codesourcery.com>
2061 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
2063 2002-01-30 Jason Merrill <jason@redhat.com>
2065 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
2066 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
2067 (reg_save): Use DW_CFA_offset_extended_sf instead.
2069 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
2071 2002-01-29 Jakub Jelinek <jakub@redhat.com>
2073 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
2076 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
2078 * rs6000.md ("*call_value_local32"): Remove constraints.
2079 ("*call_value_local64"): Same.
2080 ("*call_value_indirect_nonlocal_aix32"): Same.
2081 ("*call_value_nonlocal_aix32"): Same.
2082 ("*call_value_indirect_nonlocal_aix64"): Same.
2083 ("*call_value_nonlocal_aix64"): Same.
2084 ("*call_value_nonlocal_sysv"): Same.
2086 2002-01-29 Richard Henderson <rth@redhat.com>
2088 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
2090 2002-01-29 Richard Henderson <rth@redhat.com>
2092 * expr.c (force_operand): Ignore flag_pic for detecting pic
2094 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
2095 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
2096 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
2097 instead of open-coded loop.
2098 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
2099 be fixed when in use.
2101 2002-01-29 Richard Henderson <rth@redhat.com>
2103 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
2104 * sched-rgn.c (propagate_deps): Update them.
2105 * sched-deps.c (sched_analyze_insn): Update them. Flush the
2106 clobbers list when either gets too long.
2108 2002-01-29 Jakub Jelinek <jakub@redhat.com>
2110 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
2111 and INDEX_REGS the same as GENERAL_REGS.
2112 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2114 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
2116 * tree.c (build_nonstandard_integer_type): Correct prototype.
2118 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
2120 * config/s390/s390.md (movstrsico, movstrdix_64,
2121 movstrsix_31): Remove, replace by ...
2122 (movstrdi_short, movstrsi_short, movstrdi_long,
2123 movstrsi_long): ... these. New.
2124 (movstrdi, movstrsi): Adapt.
2126 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
2127 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
2128 Remove unnecessary CC clobber.
2129 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
2130 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
2132 (divmoddi4): Don't partially initialize TImode register.
2134 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
2136 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
2138 2002-01-29 Richard Henderson <rth@redhat.com>
2140 * flow.c (print_rtl_and_abort): Remove.
2141 (print_rtl_and_abort_fcn): Remove.
2142 (verify_local_live_at_start): Use dump_bb instead.
2143 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
2144 (verify_wide_reg_1): Return 2 on mode test failure.
2146 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
2148 PR c/3325, c/3326, c/2511, c/3347
2149 * c-decl.c (enum_decl_context): Remove BITFIELD.
2150 (grokdeclarator): Take bitfield width as an input.
2151 Ensure bitfields are given the correct type. Perform
2152 bitfield width validation with build_bitfield_integer_type
2153 rather than waiting for finish_struct.
2154 (grok_typename, grok_typename_in_parm_context, start_decl,
2155 push_parmdecl, grokfield, start_function): Update calls to
2157 (build_bitfield_integer_type): New function.
2158 (finish_struct): Move bitfield validation to grokdeclarator
2159 and build_bitfield_integer_type.
2160 * tree.c (build_nonstandard_integer_type): New function.
2161 * tree.h (build_nonstandard_integer_type): New prototype.
2163 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
2165 2002-01-29 Jakub Jelinek <jakub@redhat.com>
2168 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
2169 don't ignore unrecognized -W* options.
2170 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
2171 * cpplib.h (cpp_handle_option): Adjust prototype.
2172 * c-decl.c (c_decode_options): Pass 0 as last argument to
2176 * gcc.c (cpp_unique_options): Split from cpp_options.
2177 (cpp_options): Source cpp_unique_options.
2178 (default_compilers): Use cpp_unique_options instead of cpp_options
2179 when used together with cc1_options.
2180 (static_specs): Add cpp_unique_options.
2181 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
2182 when used together with cc1_options.
2184 2002-01-29 Kazu Hirata <kazu@hxi.com>
2186 * config/h8300/h8300-protos.h: Update the prototype of
2188 * config/h8300/h8300.c (output_a_shift): Remove an unused
2189 argument 'insn'. Remove redundant code.
2190 * config/h8300/h8300.md: Adust to the new prototype of
2193 2002-01-29 Kazu Hirata <kazu@hxi.com>
2195 * config/h8300/h8300-protos.h: Update the prototypes of
2196 emit_a_rotate and expand_a_rotate.
2197 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
2198 first argument to 'enum rtx_code'.
2199 (expand_a_rotate): Likewise.
2201 2002-01-28 Kazu Hirata <kazu@hxi.com>
2203 * config/h8300/h8300-protos.h: Update the prototype of
2205 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
2207 * config/h8300/h8300.md: Adjust to the new prototype.
2209 2002-01-28 Kazu Hirata <kazu@hxi.com>
2211 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
2214 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
2216 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
2217 is a fixed register before returning pic_offset_table_rtx.
2218 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
2219 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
2221 2002-01-28 Jason Merrill <jason@redhat.com>
2223 * dwarf2.h: Sync with src version.
2225 2002-01-28 Paul Koning <pkoning@equallogic.com>
2227 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
2229 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
2230 * doc/extend.texi (__builtin_prefetch): Update documentation:
2231 first argument is now const void ptr.
2233 2002-01-28 Kazu Hirata <kazu@hxi.com>
2235 * config/h8300/h8300-protos.h: Remove an unused prototype.
2237 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
2239 * toplev.c (lang_independent_init): Round up identifier size.
2241 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
2243 * config.gcc: Revert previous change.
2245 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
2247 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
2249 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
2251 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
2252 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
2253 other non-elf netbsd config frags.
2254 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
2255 collect2 will does that.
2256 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
2257 shared-lib frobbing will work.
2259 2002-01-28 Kazu Hirata <kazu@hxi.com>
2261 * config/h8300/h8300.h: Fix formatting.
2262 * config/h8300/h8300.md: Likewise.
2264 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
2266 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
2267 the old, removed AAA_standards fix.
2268 * fixinc/fixincl.x: Rebuilt.
2270 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
2272 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
2273 atexit call in crtbegin, hooked in after call to frame_dummy;
2274 register EH before registering __fini__start.
2276 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
2278 * config/rs6000/altivec.h: Remove spurious semicolons.
2280 2002-01-27 Kazu Hirata <kazu@hxi.com>
2282 * config/h8300/h8300.md: Replace dead bit extraction patterns
2283 with ones that work.
2285 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2287 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
2288 if not STRICT_ALIGNMENT.
2289 * rtl.h (MEM_ALIGN): Likewise.
2291 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
2293 * doc/invoke.texi (-fdump-translation-unit): Revert this
2294 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
2296 2002-01-27 Kazu Hirata <kazu@hxi.com>
2298 * config/h8300/h8300.md (define_constants): New.
2299 (anonymous patterns) Use defined constants appropriately.
2301 2002-01-27 Kazu Hirata <kazu@hxi.com>
2303 * config/h8300/h8300.c (function_arg): Remove redundant code.
2305 2002-01-26 Richard Henderson <rth@redhat.com>
2307 * sched-deps.c (reg_pending_uses_head): New.
2308 (reg_pending_barrier): Rename from reg_pending_sets_all.
2309 (find_insn_list): Don't mark inline.
2310 (find_insn_mem_list): Remove.
2311 (add_dependence_list, add_dependence_list_and_free): New.
2312 (flush_pending_lists): Replace only_write param with separate
2313 for_read and for_write parameters. Update all callers. Use
2314 add_dependence_list_and_free.
2315 (sched_analyze_1): Do not add reg dependencies here; just set
2316 the pending bits. Use add_dependence_list.
2317 (sched_analyze_2): Likewise.
2318 (sched_analyze_insn): Replace schedule_barrier_found with
2319 reg_pending_barrier. Add all dependencies for pending reg
2320 uses, sets, and clobbers.
2321 (sched_analyze): Don't add reg dependencies for calls, just
2322 set pending bits. Use regs_invalidated_by_call. Treat
2323 sched_before_next_call as a normal list, not a fake insn.
2324 (init_deps): No funny init for sched_before_next_call.
2325 (free_deps): Free pending mems lists. Don't zero reg_last.
2326 (init_deps_global): Init reg_pending_uses.
2327 (finish_deps_global): Free it.
2328 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
2329 (find_insn_mem_list): Remove.
2330 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
2331 (propagate_deps): Use them. Zero temp mem lists.
2333 2002-01-26 Richard Henderson <rth@redhat.com>
2335 * Makefile.in (CRTSTUFF_CFLAGS): New.
2336 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
2337 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
2338 crtstuff.c instead of alpha assembly version.
2339 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
2340 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
2341 not FORCE_{INIT,FINI}_SECTION_ALIGN.
2342 (__do_global_dtors_aux): Mark used.
2343 (frame_dummy, __do_global_ctors_aux): Mark used.
2344 (fini_dummy, init_dummy): Remove.
2346 * config/alpha/crtbegin.asm: Remove file.
2347 * config/alpha/crtend.asm: Remove file.
2348 * config/alpha/t-crtbe: Remove file.
2349 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
2350 (LINK_EH_SPEC): New.
2352 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
2353 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
2354 calling constructors.
2355 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
2357 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
2358 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
2359 CRT_END_INIT_DUMMY hack.
2360 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
2361 FORCE_{INIT,FINI}_SECTION_ALIGN.
2363 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
2364 FORCE_{INIT,FINI}_SECTION_ALIGN.
2366 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
2367 invocation sequence.
2368 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
2370 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
2371 (FORCE_CODE_SECTION_ALIGN): New.
2373 2002-01-26 Richard Henderson <rth@redhat.com>
2375 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
2377 2002-01-26 Richard Henderson <rth@redhat.com>
2379 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
2380 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
2382 2002-01-26 Kazu Hirata <kazu@hxi.com>
2384 * config/h8300/h8300.md: Remove bit extraction patterns that
2385 cannot be triggered.
2386 Restrict each bit extraction pattern to a variant on which the
2389 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
2391 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
2393 2002-01-26 Kazu Hirata <kazu@hxi.com>
2395 * config/h8300/h8300.md: Remove bit test patterns that cannot
2397 Restrict each bit test pattern to a variant on which the
2400 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2402 * builtins.c (expand_builtin_strncat): Remove redundant check for
2405 2002-01-25 David O'Brien <obrien@FreeBSD.org>
2407 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
2409 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
2412 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
2414 * dbxout.c (dbxout_init): Use assemble_name rather than just
2415 stripping off the first character.
2416 (dbxout_source_file): Likewise.
2418 2002-01-25 DJ Delorie <dj@redhat.com>
2420 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
2421 using rtx_equal_p, not by comparing pointers.
2423 2002-01-25 Steve Ellcey <sje@cup.hp.com>
2425 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
2426 for PIC_OFFSET_TABLE_REGNUM.
2427 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
2429 2002-01-25 David O'Brien <obrien@FreeBSD.org>
2431 * config.gcc (x86_64-*-freebsd*): New target.
2432 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
2434 (i[34567]86-*-freebsd*): Don't include svr4.h.
2435 * config/i386/freebsd64.h: New file.
2437 2002-01-25 Douglas B Rupp <rupp@gnat.com>
2439 * config/alpha/x-vms (version): Make static.
2441 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
2442 in previous checkin.
2444 * Makefile.in (install-headers-cp): New target.
2445 * config.gcc (alpha-dec-*vms*): Install headers with
2448 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
2450 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
2453 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2455 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
2456 of compare_tree_int.
2457 (expand_builtin_strncat): Likewise.
2458 * c-decl.c (finish_struct): Use tree_low_cst.
2459 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
2460 * tree.c (compare_tree_int): Likewise.
2462 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
2464 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
2465 adjustments even if they are implemented by more than two insns.
2467 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
2469 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
2470 * df.h (struct ref): Kill B.
2471 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
2473 * basic-block.h (PROP_EQUAL_NOTES): New flag.
2474 * flow.c (propagate_one_insn): Use it.
2475 (mark_used_regs): Handle NIL.
2477 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
2479 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
2482 2002-01-25 David Edelsohn <edelsohn@gnu.org>
2484 * rs6000.md (prefetch): Make address V4SI mode so that the address
2485 is restricted to legitimate form for instruction.
2487 2002-01-25 Bob Wilson <bob.wilson@acm.org>
2489 * doc/install.texi (xtensa-*-elf): New target.
2490 (xtensa-*-linux*): New target.
2491 * doc/contrib.texi: Add myself.
2493 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
2495 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
2496 purpose register to hold an SImode (or smaller) value.
2498 2002-01-25 Jakub Jelinek <jakub@redhat.com>
2500 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
2502 * crtstuff.c: Likewise.
2504 2002-01-25 Kazu Hirata <kazu@hxi.com>
2506 * config/h8300/h8300.md (negation patterns): Tighten
2507 predicates to register_operand.
2509 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
2511 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
2514 * builtins.c (expand_builtin_prefetch): Same.
2516 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
2518 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
2521 2002-01-24 Kazu Hirata <kazu@hxi.com>
2523 * config/h8300/h8300.c (print_operand): Remove support for
2524 operand character 'A'.
2525 * config/h8300/h8300.md (three anonymous patterns): Replace
2526 operand character 'A' with either 'T' or 'S'.
2528 2002-01-24 Kazu Hirata <kazu@hxi.com>
2530 * config/h8300/h8300.c (print_operand): Remove support for
2531 operand character 'U'.
2533 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
2535 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
2537 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
2539 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
2540 values to be assigned to the stack pointer.
2542 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
2544 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
2545 to const_double needs to be done right for big-endian systems.
2547 2002-01-24 Jason Merrill <jason@redhat.com>
2550 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
2551 to can_throw_internal.
2553 2002-01-23 Richard Henderson <rth@redhat.com>
2555 * fold-const.c (fold): Change UINT_MAX test to check vs precision
2556 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
2558 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
2560 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
2561 (symGOT2reg): Use them, then set as GOT value as unchanging.
2562 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
2563 as a temporary, if possible.
2564 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
2565 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
2567 2002-01-23 Kazu Hirata <kazu@hxi.com>
2569 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
2570 accept to accept 0x80 as operands[2].
2572 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
2574 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
2576 2002-01-23 Richard Henderson <rth@redhat.com>
2578 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
2580 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
2582 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
2583 (parmlist_or_identifiers_1): Verify that only a parmlist follows
2586 2002-01-23 Richard Henderson <rth@redhat.com>
2588 * expr.c (move_by_pieces_1): Extend size before negation.
2590 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
2591 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
2592 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
2593 * config/m68k/t-m68kelf: Likewise.
2595 2002-01-23 Bob Wilson <bob.wilson@acm.org>
2597 * config/xtensa/elf.h: New file.
2598 * config/xtensa/lib1funcs.asm: New file.
2599 * config/xtensa/lib2funcs.S: New file.
2600 * config/xtensa/linux.h: New file.
2601 * config/xtensa/t-xtensa: New file.
2602 * config/xtensa/xtensa-config.h: New file.
2603 * config/xtensa/xtensa-protos.h: New file.
2604 * config/xtensa/xtensa.c: New file.
2605 * config/xtensa/xtensa.h: New file.
2606 * config/xtensa/xtensa.md: New file.
2607 * config.gcc (xtensa-*-elf*): New target.
2608 (xtensa-*-linux*): New target.
2609 * cse.c (canon_hash): Compare rtx pointers instead of register
2610 numbers. This is required for the Xtensa port.
2611 * integrate.c (copy_insn_list): Handle case where the static
2612 chain is in memory and the memory address has to be copied to
2614 * doc/invoke.texi (Option Summary): Add Xtensa options.
2615 (Xtensa Options): New node.
2616 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
2618 2002-01-23 Zack Weinberg <zack@codesourcery.com>
2620 * diagnostic.c (internal_error): Do ICE suppression only
2621 when ENABLE_CHECKING is not defined.
2623 * c-typeck.c (require_complete_type): Return error_mark_node
2624 if type is error_mark_node.
2626 2002-01-23 Janis Johnson <janis187@us.ibm.com>
2628 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
2629 -Os and issue a warning.
2631 2002-01-23 Zack Weinberg <zack@codesourcery.com>
2633 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
2634 current (lack of) need for host configuration by hand.
2636 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
2637 references. Documentation of some target macros moved from
2638 hostconfig.texi to tm.texi.
2640 2002-01-23 Will Cohen <wcohen@redhat.com>
2642 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
2645 2002-01-23 Kazu Hirata <kazu@hxi.com>
2647 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
2650 2002-01-23 Jason Merrill <jason@redhat.com>
2652 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
2654 * function.c (assign_parms): Don't put args of inline functions
2655 into registers when not optimizing.
2657 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
2659 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
2660 (prologue_use): New pattern.
2661 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
2662 preference to gen_rtx_USE.
2663 (thumb_expand_prologue): Use gen_prologue_use in preference to
2665 (thumb_expand_epilogue): Use gen_prologue_use in preference to
2668 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
2670 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
2672 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
2675 * doc/extend.texi: Correct documentation of __alignof__.
2677 2002-01-22 Zack Weinberg <zack@codesourcery.com>
2679 * params.h: Rename arguments of DEFPARAM so that it will be
2680 recognized as a translation keyword.
2682 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
2684 * extend.texi: Document altivec functions.
2685 Fix N-bit adjectives in X86 builtin documentation.
2687 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
2689 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
2690 auto_inc_dec values.
2692 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
2694 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
2696 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
2698 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
2700 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
2702 2002-01-22 Richard Henderson <rth@redhat.com>
2704 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
2705 copy_insn not copy_rtx.
2707 2002-01-23 Alan Modra <amodra@bigpond.net.au>
2709 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
2710 "nonzero" as that might add "1" bits. Ensure "constop" is
2711 properly sign extened.
2712 (force_to_mode): Tweak for sign extended constop.
2714 2002-01-22 Richard Henderson <rth@redhat.com>
2716 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
2717 for_each_rtx instead of assuming we're already looking at the MEM.
2718 (split_small_symbolic_mem_operand): Likewise.
2719 * config/alpha/alpha.h (PREDICATE_CODES): Update.
2720 * config/alpha/alpha.md (small symbolic memory splitters): Update.
2722 2002-01-22 Richard Henderson <rth@redhat.com>
2724 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
2725 sequence number for the literal.
2726 (divmoddi_internal_er): Likewise.
2728 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
2731 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
2732 in LIBICONV variable.
2733 * configure: Regenerated.
2735 2002-01-22 Krister Walfridsson <cato@df.lth.se>
2737 * dependence.c (build_def_use): Remove array_idx.
2739 * dwarfout.c (last_filename): Remove.
2740 (output_compile_unit_die): Remove last_filename.
2742 2002-01-22 Roger Sayle <roger@eyesopen.com>
2743 Richard Henderson <rth@redhat.com>
2746 * fold-const.c (fold): Optimize unsigned comparisons against
2747 UINT_MAX (and similar unsigned constants).
2749 2002-01-22 Janis Johnson <janis187@us.ibm.com>
2751 * Makefile.in (loop.o): Depend on OPTABS_H.
2752 * loop.c (emit_prefetch_instructions): Check the prefetch operand
2753 against the predicate.
2756 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
2757 for the address operand.
2759 2002-01-22 Richard Henderson <rth@redhat.com>
2761 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
2763 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
2766 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
2769 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
2771 * config.gcc (x86_64-*-netbsd*): New target.
2772 * config/i386/netbsd64.h: New file.
2774 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
2776 * regrename.c (kill_value): Fix typo.
2778 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
2780 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
2782 * config/rs6000/rs6000.h: Same.
2784 * function.c (instantiate_virtual_regs): Remove
2785 STARTING_FRAME_PHASE.
2786 (assign_stack_local_1): Same.
2787 Calculate frame phase.
2789 2002-01-22 Nick Clifton <nickc@redhat.com>
2791 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
2792 variable declaration to outer scope in order to simplify
2794 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
2795 arm_hard_regno_mode_ok.
2796 * config/arm/arm-protos.h: Add a prototype for
2797 arm_hard_regno_mode_ok.
2798 * config/arm/arm.c (soft_df_operand): Remove now redundant
2799 check for DImode values using IP_REGNUM.
2800 (nonimmediate_soft_df_operand): Remove now redundant check for
2801 DImode values using IP_REGNUM.
2802 (arm_hard_regno_mode_ok): New function. New check: make sure
2803 that DImode values are not stored in IP_REGNUM.
2805 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
2807 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
2809 2002-01-22 Jason Merrill <jason@redhat.com>
2811 * c-semantics.c (genrtl_compound_stmt): Only check nesting
2812 consistency if this COMPOUND_STMT is scoped.
2814 2002-01-22 Kazu Hirata <kazu@hxi.com>
2816 * predict.c: Fix formatting.
2817 * print-tree.c: Likewise.
2818 * protoize.c: Likewise.
2821 * sbitmap.h: Likewise.
2823 * sched-deps.c: Likewise.
2824 * sched-vis.c: Likewise.
2825 * sdbout.c: Likewise.
2826 * sibcall.c: Likewise.
2828 * ssa-ccp.c: Likewise.
2829 * ssa-dce.c: Likewise.
2831 * stor-layout.c: Likewise.
2832 * system.h: Likewise.
2834 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2836 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
2837 if fits in bounds of base type.
2839 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
2840 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
2841 (add_bound_info, default): If can't find a context, make a
2843 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
2845 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
2847 * c-typeck.c (parser_build_binary_op): If result from
2848 build_binary_op is ERROR_MARK just return error_mark_node without
2851 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
2853 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
2854 Split a.out-specific bits into...
2855 * config/netbsd-aout.h: ...this.
2856 * config/netbsd-elf.h: New file.
2857 * config/alpha/netbsd-elf.h: Remove.
2858 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
2859 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
2860 (STARTFILE_SPEC): Remove redundant definition.
2861 (ENDFILE_SPEC): Likewise.
2862 (LINK_SPEC): Likewise.
2863 (CPP_SPEC): Likewise.
2864 (ASM_SPEC): Likewise.
2865 (LIB_SPEC): Likewise.
2866 (SWITCH_TAKES_ARG): Likewise.
2867 (TARGET_MEM_FUNCTIONS): Likewise.
2868 (CPP_PREDEFINES): Redefine.
2869 (ASM_FINAL_SPEC): Remove redefinition.
2870 (ASM_COMMENT_START): Redefine.
2871 (FUNCTION_PROFILER): Define.
2872 (TARGET_VERSION): Redefine.
2873 Comment and formatting cleanup.
2874 * config/i386/netbsd.h: Include <netbsd-aout.h>.
2875 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
2876 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
2877 big- or little-endian.
2878 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
2879 * config.gcc (*-*-netbsd*): Add definitions common to all
2881 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
2882 gnu_ld definitions. Add netbsd-elf.h to and remove
2883 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
2884 tmake_file, and don't lose previous tmake_file contents.
2885 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
2886 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
2887 gnu_ld definitions. Add netbsd-elf.h to tm_file.
2888 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
2889 (mipsel-*-netbsd*): Rename this to...
2890 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
2891 mips/little.h to tm_file for mips*el-*.
2892 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
2893 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
2894 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
2896 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
2898 * pa-protos.h (reg_before_reload_operand): New function prototype.
2899 * pa.c (reg_before_reload_operand): New function implementation.
2900 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
2903 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2905 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
2907 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
2909 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
2910 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
2911 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
2912 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
2913 (ENDFILE_SPEC): Undefine.
2914 (STARTFILE_SPEC): Redefine for PA.
2916 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2918 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
2920 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
2922 * config.gcc: Add entries to supported PowerPC --with-cpu
2925 2002-01-21 Jakub Jelinek <jakub@redhat.com>
2927 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
2928 true for 64-bit mode only SSE registers in 32-bit mode.
2930 2002-01-21 Kazu Hirata <kazu@hxi.com>
2932 * unwind-dw2.c: Fix formatting.
2933 * unwind-dw2-fde.c: Likewise.
2934 * unwind-dw2-fde.h: Likewise.
2935 * unwind-pe.h: Likewise.
2936 * varasm.c: Likewise.
2937 * varray.h: Likewise.
2939 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
2941 Remove workaround for register stack overwrite bug in mmix.
2942 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
2943 support for TARGET_REG_STACK_FILL_BUG.
2944 * config/mmix/mmix.h: Remove member has_call_without_parameters.
2945 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
2947 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
2948 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
2949 -mno-reg-stack-fill-bug-workaround.
2950 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
2951 machine member has_call_without_parameters.
2952 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
2953 -mreg-stack-fill-bug-workaround and
2954 -mno-reg-stack-fill-bug-workaround.
2955 (MMIX Options): Ditto.
2957 2002-01-21 Kazu Hirata <kazu@hxi.com>
2959 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
2961 Remove redundant code.
2963 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
2965 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
2966 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
2967 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
2968 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
2969 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
2970 out target macro definitions and non-target-specific comments
2971 mostly taken from old versions of the manual.
2973 2002-01-20 Kazu Hirata <kazu@hxi.com>
2975 * config/h8300/h8300.h: Fix comment formatting.
2976 * config/ia64/aix.h: Likewise.
2977 * config/ia64/ia64-protos.h: Likewise.
2978 * config/ia64/ia64.c: Likewise.
2979 * config/ia64/ia64.h: Likewise.
2980 * config/ia64/ia64intrin.h: Likewise.
2981 * config/ia64/linux.h: Likewise.
2982 * config/ia64/unwind-aix.c: Likewise.
2983 * config/ia64/unwind-ia64.c: Likewise.
2985 2002-01-20 Kazu Hirata <kazu@hxi.com>
2987 * config/h8300/h8300.c: Revise comments about shift code.
2989 2002-01-20 Kazu Hirata <kazu@hxi.com>
2991 * config/h8300/h8300.c (function_arg): Update a comment.
2993 2002-01-20 Kazu Hirata <kazu@hxi.com>
2995 * config/h8300/h8300.md: Update the comments at the beginning
2998 2002-01-20 Kazu Hirata <kazu@hxi.com>
3000 * config/i370/i370.c: Fix comment formatting.
3001 * config/i370/i370.h: Likewise.
3002 * config/i370/i370.md: Likewise.
3003 * config/i370/linux.h: Likewise.
3005 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3007 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
3009 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
3010 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
3013 2002-01-20 Graham Stott <grahams@redhat.com>
3015 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
3017 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
3019 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
3021 2002-01-19 Tom Rix <trix@redhat.com>
3023 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
3025 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
3027 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
3029 * function.c (assign_stack_local_1): Adjust x_frame_offset with
3030 STARTING_FRAME_PHASE.
3031 (STARTING_FRAME_PHASE): New.
3032 (instantiate_virtual_regs): Check saneness of
3033 STARTING_FRAME_PHASE.
3035 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
3037 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
3039 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
3041 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
3043 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
3044 be used for bootstrapping GCC 3.0.
3046 2002-01-18 Kazu Hirata <kazu@hxi.com>
3048 * config/h8300/h8300.md: Fix an insn length.
3050 2002-01-18 Kazu Hirata <kazu@hxi.com>
3052 * bitmap.h: Fix comment formatting.
3053 * combine.c: Likewise.
3054 * cppfiles.c: Likewise.
3055 * c-pragma.h: Likewise.
3056 * c-typeck.c: Likewise.
3058 * dwarf2out.c: Likewise.
3059 * function.c: Likewise.
3061 * genattrtab.c: Likewise.
3062 * gthr-win32.h: Likewise.
3063 * haifa-sched.c: Likewise.
3064 * predict.c: Likewise.
3065 * rtlanal.c: Likewise.
3067 * unwind-dw2-fde.h: Likewise.
3068 * unwind-pe.h: Likewise.
3069 * vmsdbgout.c: Likewise.
3071 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3073 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
3074 if type_required and passed decl.
3076 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
3078 * config.gcc (cpu_type): Include altivec.h in powerpc
3082 * config/rs6000/altivec.h: New.
3084 2002-01-17 David Edelsohn <edelsohn@gnu.org>
3086 * doc/install.texi (*-ibm-aix*): Update assembler and exception
3087 handling information.
3088 * doc/trouble.texi (Interoperation): Add libstdc++ information
3090 (Misunderstandings): Add template instantiation and static template
3091 member information for AIX.
3093 2002-01-17 Jason Merrill <jason@redhat.com>
3095 * dbxout.c (dbxout_type): Support const and volatile.
3097 * except.c (add_partial_entry): Remove backwards compatibility code.
3098 (end_protect_partials): Likewise.
3100 2002-01-17 Jakub Jelinek <jakub@redhat.com>
3102 * config/ia64/ia64.md (prologue_use): New.
3103 * config/ia64/ia64.c (ia64_expand_prologue): Use
3104 gen_prologue_use instead of gen_rtx_USE.
3105 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
3106 as CODE_FOR_pred_rel_mutex.
3107 (ia64_sched_reorder2): Likewise.
3109 2002-01-16 Eric Christopher <echristo@redhat.com>
3111 * config/mips/r3900.h: Reformat.
3112 (SUBTARGET_CPP_SIZE_SPEC): Remove.
3113 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
3114 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
3115 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
3116 * config/mips/t-elf: Remove mips3 multilib.
3118 2002-01-16 H.J. Lu <hjl@gnu.org>
3120 * config/mips/linux.h: Include "mips/abi64.h".
3122 2002-01-16 H.J. Lu <hjl@gnu.org>
3124 * config/mips/t-linux: New.
3126 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
3128 * config/mips/linux.h: Don't include "gofast.h".
3129 (INIT_SUBTARGET_OPTABS): Removed.
3131 2002-01-16 Kazu Hirata <kazu@hxi.com>
3133 * config/h8300/h8300-protos.h: Replace emit_a_shift with
3135 * config/h8300/h8300.c: Likewise.
3136 * config/h8300/h8300.md: Likewise.
3138 2002-01-16 Kazu Hirata <kazu@hxi.com>
3140 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
3141 spaces after an opcode name.
3142 (pushqi1_h8300hs): Likewise.
3143 (pushhi1_h8300hs): Likewise.
3145 2002-01-16 Kazu Hirata <kazu@hxi.com>
3147 * doc/extend.texi: Replace "option" with "attribute"
3150 2002-01-16 Jakub Jelinek <jakub@redhat.com>
3152 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
3153 (and:DI () (const_int -8)).
3154 (split_small_symbolic_mem_operand): Split
3155 (mem (and:DI () (const_int -8)).
3157 2002-01-16 Jakub Jelinek <jakub@redhat.com>
3160 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
3161 same way as TYPE_IMUL.
3162 (ultrasparc_sched_reorder): Likewise.
3163 * config/sparc/sparc.md (type): Add comment to update
3164 ultrasparc_sched_reorder when making changes.
3166 2002-01-16 Kazu Hirata <kazu@hxi.com>
3168 * doc/invoke.texi: Change the dump file name of block
3169 reordering pass from 28.bbro to 29.bbro.
3172 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
3174 * i386.md (minsf splitter): Fix pasto.
3176 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
3178 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
3179 to frame pointer initialisation instruction.
3180 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
3181 initialisation instruction.
3182 (soft_df_operand): Do not accept the IP register.
3183 (nonimmediate_soft_df_operand): Do not accept the IP register.
3185 2002-01-16 Jakub Jelinek <jakub@redhat.com>
3188 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
3189 MASK_V8 being both set.
3191 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
3193 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
3194 insn for GOT register; add REG_MAYBE_DEAD notes instead.
3195 config/s390/s390.md (call, call_value): Add GOT register to
3196 CALL_INSN_FUNCTION_USAGE where needed.
3197 (call_exp, call_value_exp): New.
3199 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
3201 * config/arm/arm.c: General formatting tidy up.
3203 2002-01-16 Graham Stott <grahams@redhat.com>
3205 * calls.c (try_to_integrate): Use "(size_t)" intermediate
3206 cast and when casting an integer literal to "rtx" pointer.
3207 (expand_call): Likewise.
3208 * flow.c (try_pre_increment): Likewise.
3209 (find_use_as_address): Likewise.
3210 * integrate.c (expand_iline_function): Likewise.
3211 * regmove.c (try_auto_increment): Likewise.
3213 2002-01-16 Graham Stott <grahams@redhat.com>
3215 * sched-rgn.c (passed): Use sbitmap_free.
3218 (in_queue): Likewise.
3219 (in_stack): Likewise.
3221 2002-01-15 Eric Christopher <echristo@redhat.com>
3223 * flow.c (propagate_one_insn): Change to use fatal_insn.
3225 2002-01-15 Kazu Hirata <kazu@hxi.com>
3227 * expmed.c (extract_fixed_bit_field): Remove unused code.
3228 * system.h: Poison SLOW_ZERO_EXTEND.
3229 * doc/tm.texi: Remove.
3230 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
3231 * config/arm/arm.h: Likewise.
3232 * config/avr/avr.h: Likewise.
3233 * config/clipper/clipper.h: Likewise.
3234 * config/convex/convex.h: Likewise.
3235 * config/d30v/d30v.h: Likewise.
3236 * config/dsp16xx/dsp16xx.h: Likewise.
3237 * config/elxsi/elxsi.h: Likewise.
3238 * config/fr30/fr30.h: Likewise.
3239 * config/h8300/h8300.h: Likewise.
3240 * config/i370/i370.h: Likewise.
3241 * config/i386/i386.h: Likewise.
3242 * config/m68k/m68k.h: Likewise.
3243 * config/mips/mips.h: Likewise.
3244 * config/ns32k/ns32k.h: Likewise.
3245 * config/pdp11/pdp11.h: Likewise.
3246 * config/pj/pj.h: Likewise.
3247 * config/s390/s390.h: Likewise.
3248 * config/sh/sh.h: Likewise.
3249 * config/stormy16/stormy16.h: Likewise.
3250 * config/v850/v850.h: Likewise.
3251 * config/vax/vax.h: Likewise.
3252 * config/we32k/we32k.h: Likewise.
3254 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
3256 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
3257 (altivec_lvsl): Change constraint to b.
3258 (altivec_lvsr): Same.
3259 (altivec_lvebx): Same.
3260 (altivec_lvehx): Same.
3261 (altivec_lvewx): Same.
3262 (altivec_lvxl): Same.
3263 (altivec_lvx): Same.
3264 (altivec_stvx): Add parallel.
3265 (altivec_stvxl): Same.
3266 (altivec_stvehx): Same.
3267 (altivec_stvebx): Same.
3268 (altivec_stvebx): Same.
3270 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
3272 * config.gcc: Change altivec.h to altivec-defs.h.
3274 * config/rs6000/altivec.h: Delete.
3276 * config/rs6000/altivec-defs.h: Add.
3278 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
3280 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
3283 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
3284 less than or equal to eight bytes.
3286 * vax.md (andsi3): Remove constraints and change SET destination
3287 operand type to nonimmediate_operand.
3288 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
3289 when it is a CONST_INT.
3291 2002-01-15 Jason Merrill <jason@redhat.com>
3293 * c-common.def (FILE_STMT): New code.
3294 * c-common.c (statement_code_p): It's a statement.
3295 * c-common.h (stmt_tree_s): Add x_last_filename.
3296 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
3297 (last_expr_filename): New macro.
3298 * c-semantics.c (begin_stmt_tree): Initialize it.
3299 (add_stmt): If the filename changed, also insert a
3301 (expand_stmt): Handle seeing one.
3303 2002-01-15 Eric Christopher <echristo@redhat.com>
3305 * flow.c (propagate_one_insn): Add error message and print out
3308 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
3310 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
3311 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
3312 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
3313 TRAMPOLINE_ALIGNMENT.
3314 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
3316 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
3317 PCC_BITFIELD_TYPE_MATTERS.
3318 * config/interix.h (STDC_VALUE): Remove. Use
3319 STDC_0_IN_SYSTEM_HEADERS.
3320 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
3321 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
3322 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
3324 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
3326 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
3327 not work on this platform currently.
3329 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
3331 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
3332 readonly_warning in _().
3334 2002-01-15 Douglas B Rupp <rupp@gnat.com>
3336 * gcc.c (delete_if_ordinary): Backout previous change.
3338 2002-01-15 Kazu Hirata <kazu@hxi.com>
3340 * config/h8300/h8300.c (print_operand): Remove support for
3341 unused operand characters.
3343 * read-rtl.c: Fix formatting.
3345 * recog.c: Likewise.
3346 * regclass.c: Likewise.
3347 * regmove.c: Likewise.
3348 * reg-stack.c: Likewise.
3349 * reload1.c: Likewise.
3350 * rtlanal.c: Likewise.
3352 2002-01-15 Kazu Hirata <kazu@hxi.com>
3354 * config/i386/i386.c: Fix formatting.
3356 2002-01-15 Jakub Jelinek <jakub@redhat.com>
3358 * c-typeck.c (process_init_element): Don't save_expr
3359 COMPOUND_LITERAL_EXPR if just its initializer will be used.
3361 2002-01-15 David Edelsohn <edelsohn@gnu.org>
3363 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
3364 emit optional traceback table if optimize_size or TARGET_ELF.
3365 * config/rs6000/rs6000.md (prefetch): New.
3367 2002-01-15 Andreas Jaeger <aj@suse.de>
3369 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
3371 2002-01-15 Kazu Hirata <kazu@hxi.com>
3373 * mips-tfile.c: Fix formatting.
3375 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
3377 * unroll.c (final_reg_note_copy): Fix previous commit.
3379 2002-01-14 Kazu Hirata <kazu@hxi.com>
3381 * config/h8300/h8300-protos.h: Remove the prototype for
3383 * config/h8300/h8300.c (eq_operator): Remove.
3385 2002-01-14 Richard Henderson <rth@redhat.com>
3387 * config/i386/i386.md (prefetch): Tidy.
3388 (prefetch_3dnow): Fix locality operand.
3390 2002-01-14 Richard Henderson <rth@redhat.com>
3392 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
3393 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
3395 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
3397 * reload1.c (reload_combine): Pass reg_sum replacement through
3398 copy_rtx in loop performing multiple changes.
3400 2002-01-14 Jakub Jelinek <jakub@redhat.com>
3402 * except.c (remove_unreachable_regions): New.
3403 (free_eh_status): Clear exception_handler_labels.
3404 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
3405 (find_exception_handler_labels): Don't add the same label more than
3407 (remove_exception_handler_label): Don't die if
3408 find_exception_handler_labels hasn't been called for the current
3411 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
3413 * toplev.c (rest_of_compilation): Rebuild jump labels after
3416 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
3418 * doc/extend.texi: Move documentation of X86 built-in functions
3420 * doc/invoke.texi: From here.
3421 * doc/sourcebuild.texi: Document location of documentation for
3422 machine built-in functions.
3424 2002-01-13 Christopher Faylor <cgf@redhat.com>
3426 * cppfiles.c (TEST_THRESHOLD): New macro.
3427 (SHOULD_MMAP): Ditto.
3428 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
3431 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
3433 * unroll.c (final_reg_note_copy): Properly handle
3435 (unroll_loops): Fix LOOP_CONDITION heuristics.
3437 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
3439 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
3440 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
3442 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
3444 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
3447 2002-01-14 Tom Rix <trix@redhat.com>
3449 * config/rs6000/rs6000.md: Fix typo with sradi.
3451 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
3453 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
3454 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
3455 (clrstrdi, clrstrsi): Adapt callers.
3457 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
3459 (movti splitter): Never use register 0 as base register.
3461 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
3463 * combine.c (simplify_shift_const): Always generate new rtx
3464 for shift expression instead of reusing given expression.
3466 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3468 * config/alpha/alpha.c (alpha_expand_mov): Don't call
3469 alpha_legitimize_address unless mode is Pmode.
3471 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
3473 * doc/md.texi (Modifiers): Document the '*' constraint for the
3476 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
3477 * doc/extend.texi (Function Attributes): 'interrupt' is valid
3480 2002-01-13 Richard Henderson <rth@redhat.com>
3482 * reload.c (find_reloads): Use a hard reg destination as reload reg
3483 for an input reload of the source.
3485 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3487 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
3490 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
3492 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
3493 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
3495 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
3497 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3499 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
3501 2002-01-12 Tom Rix <trix@redhat.com>
3503 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
3506 2002-01-12 Richard Henderson <rth@redhat.com>
3508 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
3510 * doc/invoke.texi: Update Alpha options.
3512 * doc/invoke.texi: Update i386 built-in function lists.
3514 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
3516 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
3517 referencing outside.
3519 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3521 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
3522 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
3523 offsets, and change line folding.
3524 * optabs.c (expand_binop): Remove warnings.
3525 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
3527 2002-01-12 Graham Stott <grahams@redhat.com>
3529 * attribs.c (handle_deprecated_attribute): constify WHAT.
3530 * diagnostic.c (warn_deprecated_use): Add braces, fixes
3531 dangling else warning and constify WHAT.
3532 * except.h (struct function, struct inline_remap): Move
3533 struct tag forward defs before all prototypes.
3534 (duplicate_eh_regions): Whitespace.
3536 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
3538 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
3539 MODE_BASE_REG_CLASS.
3540 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
3542 2002-01-12 Richard Henderson <rth@redhat.com>
3544 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
3545 (ix86_expand_vector_move): New.
3546 (bdesc_2arg): Remove andps, andnps, orps, xorps.
3547 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
3548 Remove old prefetch builtins. Special case the logicals removed above.
3549 (ix86_expand_builtin): Likewise.
3550 (safe_vector_operand): Use V4SFmode, not TImode.
3551 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
3552 (ix86_expand_timode_binop_builtin): New.
3553 * config/i386/i386-protos.h: Update.
3554 * config/i386/i386.h (enum ix86_builtins): Update.
3555 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
3556 Use ix86_expand_vector_move in vector move expanders.
3557 (movti_internal, movti_rex64): Add xorps alternative.
3558 (sse_clrv4sf): Rename and adjust from sse_clrti.
3559 (prefetch): Don't work so hard.
3560 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
3561 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
3562 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
3564 2002-01-11 Richard Henderson <rth@redhat.com>
3566 * config/i386/mmintrin.h: New file.
3567 * config/i386/xmmintrin.h: New file.
3568 * config.gcc (i?86-*-*): Add extra_headers.
3569 * simplify-rtx.c (simplify_unary_operation): Handle saturating
3571 (simplify_binary_operation): Handle saturating arithmetic codes.
3572 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
3573 not the lowpart subreg.
3574 (ix86_expand_builtin): Return a TImode dummy register instead of 0
3576 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
3578 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3580 * conflict.c (conflict_graph_compute): Free regsets when finished.
3581 * ssa.c (compute_coalesced_reg_partition): Likewise.
3583 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3585 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
3586 every where we allocate a register.
3588 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3590 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
3591 * lcm.c (compute_earliest, compute_farthest): Likewise.
3593 2002-01-11 Janis Johnson <janis187@us.ibm.com>
3595 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
3597 2002-01-11 Janis Johnson <janis187@us.ibm.com>
3599 * doc/rtl.texi (Insns): Fix 2 typos.
3601 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
3603 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
3604 options. Use @table @gcctabopt for MMIX options. Add index
3605 entries for MMIX options. Start new paragraph with first
3606 heading of the machine-dependent options.
3608 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
3611 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
3612 * combine.c (force_to_mode): Same.
3613 * reload1.c (clear_reload_reg_in_use): Same.
3615 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
3617 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
3620 2002-01-11 Andreas Jaeger <aj@suse.de>,
3621 Brad Lucier <lucier@math.purdue.edu>
3623 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
3626 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
3628 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
3629 Protect with IN_LIBGCC.
3630 (LINK_EH_SPEC): Add required trailing space.
3632 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
3634 * c-tree.h: Move function declarations so that they are listed
3635 under the filename which contains them.
3636 (check_identifier, finish_decl_top_level,
3637 lookup_name_current_level_global, shadow_record_fields): Remove.
3639 2002-01-11 Andreas Jaeger <aj@suse.de>
3641 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
3644 2002-01-10 Richard Henderson <rth@redhat.com>
3646 * config/alpha/alpha.c (print_operand): Add 'J'.
3647 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
3648 new operand with the sequence number for the lituse. When splitting
3649 the insns, use gen_movdi_er_high_g and generate a sequence number.
3650 (gen_movdi_er_high_g): Print the sequence number if non-zero.
3652 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
3654 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
3655 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
3657 (altivec_expand_builtin): Same.
3658 (altivec_expand_stv_builtin): New.
3660 * config/rs6000/rs6000.h (rs6000_builtins): Same.
3662 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
3663 ("altivec_lvehx"): New.
3664 ("altivec_lvewx"): New.
3665 ("altivec_lvxl"): New.
3666 ("altivec_lvx"): New.
3667 ("altivec_stvx"): New.
3668 ("altivec_stvebx"): New.
3669 ("altivec_stvehx"): New.
3670 ("altivec_stvewx"): New.
3671 ("altivec_stvxl"): New.
3673 2002-01-10 Richard Henderson <rth@redhat.com>
3675 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
3676 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
3677 care not to delete instructions twice.
3679 2002-01-10 Zack Weinberg <zack@codesourcery.com>
3681 * toplev.c: Don't declare environ (it's not used anywhere).
3682 * configure.in: Don't check for declaration of environ.
3683 * config/i386/xm-mingw32.h: Don't #define environ.
3684 * config.in, configure: Regenerate.
3686 2002-01-10 Zack Weinberg <zack@codesourcery.com>
3688 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
3689 * configure: Regenerate.
3691 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
3692 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
3693 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
3695 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
3696 LIMITS_H_TEST here, not in m68k/x-next.
3697 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
3698 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
3700 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
3701 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
3702 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
3704 * config/i386/x-djgpp: Renamed i386/t-djgpp.
3705 * config/m88k/x-dolph: Renamed m88k/t-dolph.
3706 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
3707 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
3708 replacement of quadlib.asm with quadlib.c.
3710 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
3711 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
3712 config/rs6000/xm-beos.h: Delete file.
3714 * config.gcc: Update to match above changes.
3716 2002-01-10 Kazu Hirata <kazu@hxi.com>
3718 * config/h8300/h8300.h: Fix comment typos.
3719 * config/h8300/h8300.md: Likewise.
3720 * config/h8300/lib1funcs.asm: Likewise.
3722 2002-01-10 Dale Johannesen <dalej@apple.com>
3724 PR optimization/5269
3725 * unroll.c (precondition_loop_p): Make *increment be the correct
3726 sign when n_iterations known, to avoid confusing caller.
3728 2002-01-10 Kazu Hirata <kazu@hxi.com>
3730 * doc/extend.texi (deprecated): Fix a typo.
3732 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
3734 * basic-block.h (update_br_prob_note): Declare.
3735 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
3736 (try_forward_edges): Care negative frequencies and update note.
3737 (outgoing_edges_match): Tweek conditional merging heuristics.
3738 (try_crossjump_to_edge): use update_br_prob_note.
3739 * cfglayout.c (fixup_reorder_chain): Likewise.
3740 * cfrtl.c (update_br_prob_note): New.
3741 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
3743 * i386.c (ix86_decompose_address): Return -1 if address contains
3745 (legitimate_address_p): Require ix86_decompose_address to return 1.
3747 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
3748 (cprop_insn): Likewise.
3750 2002-01-10 Kazu Hirata <kazu@hxi.com>
3752 * toplev.c: Fix formatting.
3754 * tree-dump.c: Likewise.
3755 * unroll.c: Likewise.
3756 * unwind-dw2.c: Likewise.
3757 * unwind-dw2-fde.c: Likewise.
3758 * unwind-dw2-fde-glibc.c: Likewise.
3759 * unwind-sjlj.c: Likewise.
3761 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
3763 * doc/invoke.texi: Document PDP-11 options.
3765 2002-01-10 Kazu Hirata <kazu@hxi.com>
3767 * config/h8300/h8300.h: Fix formatting.
3769 2002-01-10 Ira Ruben <ira@apple.com>
3771 Add __attribute__ ((deprecated)).
3772 * extend.texi: Document __attribute__ ((deprecated)).
3773 * invoke.texi: Document -Wno-deprecated-declarations.
3774 * testsuite/g++.dg/other/deprecated.C: New C++ test.
3775 * testsuite/gcc.dg/deprecated.c: New C test.
3776 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
3777 (c_common_attribute_table): Add "deprecated" entry.
3778 (handle_deprecated_attribute): New function.
3779 * c-decl.c (deprecated_states): New enum.
3780 deprecated_state: State of "deprecated" handling.
3781 (start_decl): Set deprecated_state based on attributes.
3782 (grokdeclarator): Test for deprecated uses, propagate attribute.
3783 * c-typeck.c (build_component_ref): Test for deprecated fields.
3784 (build_external_ref): Test for deprecated primaries.
3785 * diagnostic.c (warn_deprecated_use) New function to issue
3786 warnings about __attribute__ ((depricated)) references.
3787 * flags.h (warn_deprecated_decl): Extern declared for
3788 -W[no-]deprecated-declarations option.
3789 * print-tree.c (print_node): Show deprecated flag status.
3790 * toplev.c (warn_deprecated_decl): Defined.
3791 (W_options): Added "deprecated-declaration".
3792 * toplev.h (warn_deprecated_use): Extern declared.
3793 * tree.h (struct tree_common): Define deprecated_flag.
3794 (TREE_DEPRECATED): New macro to access flag.
3795 * cp/call.c (build_call): Test for deprecated calls.
3796 * cp/class.c (add_implicitly_declared_members): Set global
3797 flag to tell grokdeclarator to not issue deprecated warnings.
3798 * cp/cp-tree.h: Add extern for adding_implicit_members.
3799 * cp/decl.c (deprecated_states): New enum.
3800 (start_decl): Set deprecated_state based on attributes.
3801 (grokdeclarator): Test for deprecated uses, propagate attribute.
3802 * cp/lex.c (do_identifier): Test for deprecated primaries.
3803 * cp/typeck.c (build_component_ref): Test for deprecated fields.
3805 2002-01-10 Ira Ruben <ira@apple.com>
3807 Fix to assign attributes to inline member functions.
3808 * cp/decl.c (start_method): Handle attrlist.
3810 2002-01-10 Kazu Hirata <kazu@hxi.com>
3812 * combine.c (expand_field_assignment): Use subreg_lsb().
3814 2002-01-10 David Edelsohn <edelsohn@gnu.org>
3816 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
3817 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
3818 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
3819 Recurse for any operand of AND as long as constant is non-zero.
3821 2002-01-10 Kazu Hirata <kazu@hxi.com>
3823 * config/h8300/h8300.md: Remove constraints from expanders.
3825 2002-01-10 Kazu Hirata <kazu@hxi.com>
3827 * varasm.c: Fix formatting.
3828 * varray.c: Likewise.
3829 * vmsdbgout.c: Likewise.
3830 * xcoffout.c: Likewise.
3832 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
3834 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
3835 update edge probabilities to match.
3837 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
3839 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
3841 * doc/languages.texi, doc/sourcebuild.texi: New files.
3842 * doc/configfiles.texi: Make a subsubsection. Update.
3843 * doc/configterms.texi: Add @node. Remove warning that this isn't
3844 instructions for building GCC.
3845 * doc/makefile.texi: Make a subsection.
3846 * doc/gccint.texi: Update.
3848 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
3850 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
3852 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
3854 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
3856 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
3858 * optabs.c (expand_fix): Look for wider integer modes first.
3860 * i386.md (mov?f): Avoid the fake const double trick for medium
3862 (min?f*/max?f*): Prohibit memory operands for i387 variant.
3863 (fop_df_4): Disable for SSE compilation.
3865 2002-01-10 Graham Stott <grahams@redhat.com>
3867 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
3868 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
3870 2002-01-10 Richard Henderson <rth@redhat.com>
3872 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
3874 2002-01-10 Richard Henderson <rth@redhat.com>
3876 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
3877 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
3879 2002-01-10 Kazu Hirata <kazu@hxi.com>
3881 * combine.c (can_combine_p): Fix a comment typo.
3883 2002-01-09 Zack Weinberg <zack@codesourcery.com>
3885 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
3886 empty list correctly. Change loop index $t to $f for
3887 consistency with rest of Makefile.
3889 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
3891 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
3892 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
3894 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
3895 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
3896 (altivec_init_builtins): Same.
3897 (altivec_expand_unop_builtin): Return NULL_RTX on error.
3898 (altivec_expand_binop_builtin): Same.
3899 (altivec_expand_ternop_builtin): Same.
3902 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
3903 ("altivec_vctuxs"): Fix typo.
3904 ("altivec_vnmsubfp"): Same.
3905 ("altivec_dssall"): New.
3906 ("altivec_mfvscr"): New.
3907 ("altivec_dss"): New.
3908 ("altivec_lvsl"): New.
3909 ("altivec_lvsr"): New.
3910 ("altivec_dstt"): New.
3911 ("altivec_dstst"): New.
3912 ("altivec_dststt"): New.
3913 ("altivec_dst"): New.
3915 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
3916 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
3918 2002-01-09 Richard Henderson <rth@redhat.com>
3920 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
3922 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
3924 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
3926 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
3928 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
3930 2002-01-09 Kazu Hirata <kazu@hxi.com>
3932 * read-rtl.c: Fix formatting.
3934 * regclass.c: Likewise.
3935 * regrename.c: Likewise.
3936 * reg-stack.c: Likewise.
3937 * reload1.c: Likewise.
3938 * reload.c: Likewise.
3941 2002-01-09 Kazu Hirata <kazu@hxi.com>
3943 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
3944 to extract items in the expr_list chain.
3946 2002-01-09 Richard Henderson <rth@redhat.com>
3948 * config/vax/vax.c (vax_rtx_cost): Never abort.
3950 * config/vax/vax.h (REAL_ARITHMETIC): Define.
3952 2002-01-09 Jan Hubicka <jh@suse.cz>
3954 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
3956 2002-01-09 Richard Henderson <rth@redhat.com>
3958 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
3959 Unify code from various alternatives.
3961 2002-01-09 Richard Henderson <rth@redhat.com>
3963 * regrename.c (copy_value): Ignore the copy if the source register
3964 is present in the value chain with a narrower mode.
3966 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3968 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
3969 for the c4x target. Also improve layout.
3971 2002-01-09 Richard Henderson <rth@redhat.com>
3973 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
3974 * config/m32r/m32r.md (and ior xor splitters): Swap operands
3975 to match insn patterns.
3977 2002-01-09 Richard Henderson <rth@redhat.com>
3979 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
3980 (copyprop_hardreg_forward_1): Likewise.
3982 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
3984 * pa.md (decrement_and_branch_until_zero): Change predicate for
3985 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
3987 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
3989 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
3990 gets undefined. For Darwin.
3992 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3994 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
3996 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3998 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
4000 2002-01-08 Richard Henderson <rth@redhat.com>
4002 * regrename.c (copy_value): Ignore overlapping copies.
4004 2002-01-08 Richard Henderson <rth@redhat.com>
4006 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
4007 as needed to avoid shared structure.
4009 2002-01-08 Kazu Hirata <kazu@hxi.com>
4011 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
4014 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
4016 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
4017 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
4018 documentation of obsolete macros.
4019 * system.h: Poison these macros.
4020 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
4021 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
4022 config/c4x/c4x.h, config/clipper/clipper.h,
4023 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
4024 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
4025 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
4026 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
4027 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
4028 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
4029 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
4030 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
4031 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
4032 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
4033 config/sparc/sparc.h, config/stormy16/stormy16.h,
4034 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
4035 definitions and commented out definitions of obsolete macros.
4036 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
4037 of MAX_INT_TYPE_SIZE.
4039 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
4041 * config/s390/s390.c (s390_preferred_reload_class): Never
4042 return ADDR_REGS if it isn't a subset of the given class.
4043 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
4044 FP_REGS, but all superclasses as well.
4046 * config/s390/s390.c (s390_function_profiler): Fix thinko.
4048 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
4049 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
4050 must not be a const_int.
4052 2002-01-08 Richard Henderson <rth@redhat.com>
4054 * Makefile.in (toplev.o): Depend on options.h.
4055 (gcc.o): Depend on specs.h.
4057 2002-01-08 Jakub Jelinek <jakub@redhat.com>
4059 * expr.c (store_expr): Convert VOIDmode constants back to target's
4062 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4064 * doc/invoke.texi: Markup gcc as @command. Refer to
4065 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
4066 of http://gcc.gnu.org/thanks.html.
4068 2002-01-08 Dale Johannesen <dalej@apple.com>
4070 * config/rs6000/rs6000.md: Add missing int register
4071 target case to movdf_low.
4073 2002-01-08 Zack Weinberg <zack@codesourcery.com>
4075 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
4076 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
4077 (cppinit.o): Depend on except.h.
4078 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
4079 s-specs): New rules.
4081 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
4082 Don't create specs.h/options.h/gencheck.h here. Remove
4083 unnecessary variable settings from last argument of AC_OUTPUT.
4084 * config.in, configure: Regenerate.
4085 * intl.c: Hardcode package name as "gcc".
4087 * cppinit.c: Include except.h.
4088 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
4090 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
4091 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
4092 (!)USING_SJLJ_EXCEPTIONS.
4093 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
4095 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
4097 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
4098 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
4099 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
4100 documentation of obsolete macros.
4101 * system.h: Poison these macros.
4102 * config/d30v/d30v.h, config/ns32k/encore.h,
4103 config/stormy16/stormy16.h: Remove definitions and commented out
4104 definitions of obsolete macros.
4106 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
4108 * objc/objc-act.c (handle_class_ref): Mark the declaration of
4109 %sobjc_class_ref_%s as used - to prevent unwanted compiler
4112 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
4114 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
4115 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
4116 to insn adjusting stack/frame pointer.
4117 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
4118 accept operands that cause the insn to be non-splittable.
4120 2002-01-08 Graham Stott <grahams@redhat.com>
4122 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
4123 (C_TYPE_FIELDS_VOLATILE): Likewise.
4124 (C_TYPE_BEING_DEFINED): Likewise.
4125 (C_IS_RESERVED_WORD): Likewise.
4126 (C_TYPE_VARIABLE_SIZE): Likewise.
4127 (C_DECL_VARIABLE_SIZE): Likewise.
4128 (C_MISSING_PROTOTYPE_WARNED): Likewise.
4129 (C_SET_EXP_ORIGINAL_CODE): Likewise.
4130 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
4132 (C_DECL_ANTICIPATED): Likewise.
4133 (c_build_type_variant): Add parenthesis.
4135 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
4137 * gcc.c (option_map): Remove --version.
4138 (process_command): Handle -fversion following the GNU Coding
4139 Standards. Partially addresses PR other/704.
4141 2002-01-08 Graham Stott <grahams@redhat.com>
4143 * combine.c (combine_instructions): Fix typo.
4145 2002-01-08 Graham Stott <grahams@redhat.com>
4147 * debug.h: Use "tree" and "rtx" throughout.
4149 * debug.c: Likewise.
4151 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
4153 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
4154 constant pool, use the pool's version of the symbol instead.
4156 2002-01-07 Richard Henderson <rth@redhat.com>
4158 * regrename.c (find_oldest_value_reg): Ignore the value chain if
4159 the original register was copied in a mode with a fewer number of
4160 hard registers than the desired mode.
4161 (copyprop_hardreg_forward_1): Likewise.
4162 (debug_value_data): Fix loop test.
4163 * toplev.c (parse_options_and_default_flags): Reenable
4164 -fcprop-registers at -O1.
4166 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
4168 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
4169 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
4171 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
4174 * config/rs6000/rs6000.md: Add altivec predicate patterns.
4176 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
4178 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
4179 (pa_output_function_prologue): Output local label at the beginning of
4180 the prologue when profiling.
4181 (hppa_profile_hook): Use the local label rather than the function label.
4182 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
4184 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
4186 * config/rs6000/rs6000.c (print_operand): Remove extra space.
4187 (altivec_expand_unop_builtin): Fix thinko.
4188 (altivec_expand_binop_builtin): Same.
4189 (altivec_expand_ternop_builtin): Same.
4190 (altivec_expand_builtin): Same.
4192 2002-01-07 Richard Henderson <rth@redhat.com>
4194 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
4196 2002-01-07 Jason Merrill <jason@redhat.com>
4198 * unwind-dw2.c (execute_cfa_program): Use < again.
4200 2002-01-07 Jakub Jelinek <jakub@redhat.com>
4202 * predict.c (combine_predictions_for_insn): Avoid division by zero.
4204 2002-01-07 Jakub Jelinek <jakub@redhat.com>
4206 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
4207 Don't allow -1 - x -> ~x simplifications in the first pass.
4209 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
4211 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
4213 (altivec_expand_binop_builtin): Same.
4214 (altivec_expand_unop_builtin): Same.
4215 (print_operand): Fix typo.
4216 (bdesc_1arg): Add vupk* variants.
4218 * rs6000.h (rs6000_builtins): Add vupk* enums.
4220 * rs6000.md: Add altivec_vupk* variants.
4222 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
4224 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
4225 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
4226 and last update dates.
4228 2002-01-07 Janis Johnson <janis187@us.ibm.com>
4230 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
4232 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
4234 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
4235 * config/avr/avr.h (CPP_SPEC): Likewise.
4236 (LINK_SPEC): Likewise.
4237 (CRT_BINUTILS_SPECS): Likewise.
4238 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4239 * doc/invoke.texi (AVR Options): Document them.
4241 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
4243 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
4246 2002-01-07 Graham Stott <grahams@redhat.com>
4248 * config/i386/i386.h: Update copyright date.
4249 (HALF_PIC_PTR): Add parenthesis.
4250 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
4251 (CONSTANT_ALIGNMENT): Add parenthesis.
4252 (DATA_ALIGNMENT): Likewise.
4253 (LOCAL_ALIGNMENT): Likewise.
4254 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
4255 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
4256 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
4257 (HARD_REGNO_NREGS): Add paranethesis.
4258 (VALID_SSE_REG_MODE): Whitespace.
4259 (VALID_MMX_REG_MODE): Whitespace.
4260 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
4261 (ix86_hard_regno_mode_ok): Add parenthesis.
4262 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
4263 (RETURN_IN_MEMORY): Whitespace.
4264 (N_REG_CLASSES): Add parenthesis.
4265 (INTEGER_CLASS_P): Add parenthesis and wrap.
4266 (FLOAT_CLASS_P): Likewise.
4267 (SSE_CLASS_P): Likewise.
4268 (MMX_CLASS_P): Likewise.
4269 (MAYBE_INTEGER_CLASS_P): Likewise.
4270 (MAYBE_FLOAT_CLASS_P): Likewise.
4271 (MAYBE_SSE_CLASS_P): Likewise.
4272 (MAYBE_MMX_CLASS_P): Likewise.
4273 (Q_CLASS_P): Likewise.
4274 (GENERAL_REGNO_P): Uppercase macro parameter.
4275 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
4276 (FP_REGNO_P): Likewise.
4277 (ANY_FP_REGNO_P): Uppercase macro parameter.
4278 (SSE_REGNO_P): Likewise.
4279 (SSE_REGNO): Likewise.
4280 (SSE_REG_P): Likewise.
4281 (SSE_FLOAT_MODE_P): Likewise.
4282 (MMX_REGNO_P): Likewise.
4283 (MMX_REG_P):Likewise.
4284 (STACK_REG_P): Likewise.
4285 (NON_STACK_REG_P): Likewise.
4286 (STACK_TOP_P): Likewise.
4287 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
4288 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
4289 (SECONDARY_MEMORY_NEEDED): Likewise.
4290 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
4291 (MD_ASM_CLOBBERS): Whitespace and wrap.
4292 (MUST_PASS_IN_STACK): Whitespace and wrap.
4293 (RETURN_POPS_ARGS): Add parenthesis.
4294 (INIT_CUMULATIVE_ARGS): Likewise.
4295 (FUNCTION_ARG): Likewise.
4296 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
4297 (SETUP_INCOMING_VARARGS): Likewise.
4298 (BUILD_VA_LIST_TYPE): Add parenthesis.
4299 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
4301 (EXPAND_BUILTIN_VA_ARG): Likewise.
4302 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
4303 (INITIALIZE_TRAMPOLINE): Add parenthesis.
4304 (INITIAL_ELIMINATION_OFFSET): Likewise.
4305 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
4306 (REGNO_OK_FOR_BASE_P): Likewise.
4307 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
4308 (REGNO_OK_FOR_DIREG_P): Likewise.
4309 (REG_OK_FOR_INDEX_P): Whitespace.
4310 (REG_OK_FOR_BASE_P): Whitespace.
4311 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
4313 (FIND_BASE_TERM): Fix typo.
4314 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
4315 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
4316 (SYMBOLIC_CONST; Whitespace.
4317 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
4318 (ENCODE_SECTION_INFO): Whitespace.
4319 (FINALIZE_PIC): Remove do { ... } while (0).
4320 (PROMOTE_MODE): Wrap in do { ... } while (0).
4321 (CONST_COSTS): Whitespace.
4322 (RTX_COSTS): Add paramethesis, whitespace and wrap.
4323 (REGISTER_MOVE_COST): Add parenthesis.
4324 (MEMORY_MOVE_COST): Likewise.
4325 (EXTRA_CC_MODES): Whitespace.
4326 (SELECT_CC_MODE): Add parenthesis and whitespace.
4327 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
4328 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
4329 (ASM_OUTPUT_LABEL): Add paramethesis.
4330 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
4331 (ASM_OUTPUT_REG_POP): Likewise.
4332 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
4333 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
4335 * config/i386/i386.c: Update copyright.
4336 (CHECK_STACK_LIMIT): Add parenthesis.
4337 (AT_BP): Uppercase macro parameter.
4338 (x86_64_int_parameter_registers): Constify.
4339 (x86_64_int_return_registers): Likewise.
4340 (ix86_compare_op0): Use rtx.
4341 (construct_container): Constify INTREG parameter.
4342 (function_arg): Use rtx.
4344 * diagnostic.h: Update copyright date.
4345 (output_buffer_state): Add parenthesis.
4346 (output_buffer_format_args): Likewise.
4348 * combine.c (combine_instructions): Replace XEXP (links, 0)
4351 2002-01-06 H.J. Lu <hjl@gnu.org>
4353 * cfgcleanup.c (thread_jump): Fix 2 typos.
4355 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
4357 * config.gcc: Add support for --enable-altivec.
4359 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
4361 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
4363 2002-01-06 Jakub Jelinek <jakub@redhat.com>
4365 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
4366 __objc_class_name_*.
4368 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
4370 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
4372 2002-01-06 Richard Henderson <rth@redhat.com>
4374 * reorg.c (emit_delay_sequence): Remove death notes, not merely
4375 nop them out. Increment label reference count for REG_LABEL.
4376 (fill_slots_from_thread): Frob label reference count around
4377 delete_related_insns.
4379 2002-01-05 Richard Henderson <rth@redhat.com>
4381 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
4384 2002-01-05 Richard Henderson <rth@redhat.com>
4386 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
4387 * integrate.c (output_inline_function): Likewise.
4388 * toplev.c (rest_of_compilation): Do it here instead. Move call
4389 to remove_unnecessary_notes after emitting abstract instance.
4390 Force an emitted nested function to have its parent emited as well.
4391 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
4393 (rtl_for_decl_location): Do not look at reload data structures
4394 before reload has run.
4396 2002-01-05 Kazu Hirata <kazu@hxi.com>
4398 * cse.c: Fix formatting.
4399 * dwarf2asm.c: Likewise.
4400 * dwarf2out.c: Likewise.
4401 * explow.c: Likewise.
4402 * expmed.c: Likewise.
4403 * function.c: Likewise.
4405 * gencheck.c: Likewise.
4406 * genrecog.c: Likewise.
4407 * ggc-common.c: Likewise.
4408 * ggc-page.c: Likewise.
4409 * global.c: Likewise.
4411 2002-01-05 Kazu Hirata <kazu@hxi.com>
4413 * combine.c: Fix formatting.
4415 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
4418 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
4420 2002-01-05 David Edelsohn <edelsohn@gnu.org>
4422 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
4423 as 1 for __powerpc64__ as well.
4425 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
4427 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
4430 2002-01-05 Daniel Berlin <dan@dberlin.org>
4432 * lcm.c: Revert change, due to performance regression it causes on
4433 SPEC because it's slightly more conservative (sigh, I hate
4436 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
4438 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
4440 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
4442 * doc/cppinternals.texi: Update.
4444 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
4446 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
4447 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
4449 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
4450 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
4451 kludge for pre-october-14th mmix versions to handle new-found bug
4452 with PUSHJ/PUSHGO and the register stack.
4453 * config/mmix/mmix.h (struct machine_function): Rename member
4454 has_call_value_without_parameters to has_call_without_parameters.
4455 All referers changed.
4456 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
4457 TARGET_MASK_BRANCH_PREDICT): New macros.
4458 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
4459 -mno-reg-stack-fill-bug-workaround.
4460 * config/mmix/mmix.md ("call"): Set struct machine member
4461 has_call_without_parameters.
4463 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
4465 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
4467 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
4469 * cfgcleanup.c: Include tm_p.h
4470 (mark_effect): Fix handling of hard register; fix handling of SET
4472 2002-01-04 Kazu Hirata <kazu@hxi.com>
4474 * config/h8300/h8300.md (anonymous patterns): Check that
4475 operands are registers before using REGNO on them.
4477 2002-01-03 Roland McGrath <roland@frob.com>
4479 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
4481 2002-01-04 Jakub Jelinek <jakub@redhat.com>
4483 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
4484 * c-common.h (genrtl_expr_stmt_value): Likewise.
4485 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
4486 (expand_expr_stmt_value): Add maybe_last argument.
4487 Don't warn about statement with no effect if it is the last statement
4488 in expression statement.
4489 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
4490 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
4491 expand_expr_stmt_value.
4492 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
4493 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
4494 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
4495 as maybe_last to expand_expr_stmt_value.
4497 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
4499 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
4500 be passed in, do not build it.
4501 (c_begin_if_stmt): New function.
4502 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
4503 * c-common.h (c_expand_start_cond): Update prototype.
4504 (c_begin_if_stmt): Prototype new function.
4505 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
4506 * c-parse.in (if_prefix): Use c_begin_if_stmt,
4507 c_begin_while_stmt and c_finish_while_stmt_cond.
4509 2002-01-04 William Cohen <wcohen@redhat.com>
4511 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
4512 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
4513 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
4514 * config/pa/som.h (ASM_FILE_START): Likewise.
4516 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
4518 * lcm.c: Include df.h.
4519 Add available_transfer_function prototype.
4520 (compute_available): Rework to use iterative dataflow framework.
4521 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
4522 with bb_info in df.h
4523 (available_transfer_function): New function.
4525 * Makefile.in (lcm.o): add df.h to dependencies.
4527 2002-01-04 Richard Henderson <rth@redhat.com>
4529 * config/alpha/alpha.c (some_operand): Accept HIGH.
4530 (input_operand): Likewise; accept simple references to globals.
4531 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
4532 (alpha_const_double_ok_for_letter_p): Likewise.
4533 (alpha_extra_constraint): Likewise.
4534 (alpha_preferred_reload_class): Likewise. Do not force
4535 symbolic constants to memory.
4536 (alpha_legitimate_address_p): Accept simple references
4537 to small_symbolic_operand.
4538 (alpha_legitimize_address): New arg scratch. Be prepared to be
4539 called when no_new_pseudos. Emit simple symbolic references.
4540 Split integers into low, high, and rest.
4541 (alpha_expand_mov): Use alpha_legitimize_address.
4542 (some_small_symbolic_mem_operand): New.
4543 (split_small_symbolic_mem_operand): New.
4544 * config/alpha/alpha-protos.h: Update.
4545 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
4546 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4547 (EXTRA_CONSTRAINT): Likewise.
4548 (PREFERRED_RELOAD_CLASS): Likewise.
4549 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
4550 (PREDICATE_CODES): Update.
4551 * config/alpha/alpha.md: New post-reload splitters to convert
4552 simplfied symbolic operands to the form that references $29.
4553 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
4554 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
4556 2002-01-03 Richard Henderson <rth@redhat.com>
4558 * local-alloc.c (function_invariant_p): Update commentary.
4560 2002-01-04 H.J. Lu <hjl@gnu.org>
4562 * toplev.c (rest_of_compilation): Fix a typo when calling
4565 2002-01-03 Kazu Hirata <kazu@hxi.com>
4567 * c-common.c: Fix formatting.
4568 * diagnostic.c: Likewise.
4569 * doloop.c: Likewise.
4570 * dwarf2out.c: Likewise.
4572 2002-01-03 Kazu Hirata <kazu@hxi.com>
4574 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
4575 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
4577 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
4579 * cpperror.c: Update comments and copyright.
4580 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
4581 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
4583 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4585 * collect2.c (main): Use strcmp when testing for "-shared".
4587 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
4589 * cppmacro.c: Don't include intl.h. Update comments.
4590 (new_number_token): Allocate enough buffer for 64-bit unsigned
4591 integers; update prototype.
4592 * cppmain.c: Update comments.
4594 2002-01-03 William Cohen <wcohen@redhat.com>
4596 * function.h (struct function): Add profile.
4597 (current_function_profile): New.
4598 doc/extend.texi: Update documentation.
4599 * final.c (final_start_function): Use current_function_profile
4600 instead of profile_flag.
4601 (profile_after_prologue): Likewise.
4602 * function.c (expand_function_start): Likewise.
4603 (expand_function_start): Likewise.
4604 * config/alpha/alpha.c (direct_call_operand):
4605 (alpha_does_function_need_gp): Likewise.
4606 (alpha_expand_prologue): Likewise.
4607 * config/arm/arm.c (arm_expand_prologue): Likewise.
4608 thumb_expand_prologue: Likewise.
4609 * config/d30v/d30v.c (d30v_stack_info): Likewise.
4610 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
4611 (fr30_expand_prologue): Likewise.
4612 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
4613 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
4614 * config/i386/i386.h (FINALIZE_PIC): Likewise.
4615 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
4616 * config/i960/i960.c (i960_output_function_prologue): Likewise.
4617 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
4618 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
4619 (m32r_expand_prologue): Likewise.
4620 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
4621 (m88k_expand_prologue): Likewise.
4622 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
4623 * config/mips/mips.c (compute_frame_size): Likewise.
4624 (mips_expand_prologue): Likewise.
4625 (mips_can_use_return_insn): Likewise.
4626 * config/pa/elf.h (ASM_FILE_START): Likewise.
4627 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
4628 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
4629 * config/pa/som.h (ASM_FILE_START): Likewise.
4630 * config/romp/romp.c (romp_using_r14): Likewise.
4631 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
4632 (rs6000_stack_info): Likewise.
4633 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4634 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
4635 * config/v850/v850.c (compute_register_save_size): Likewise.
4637 2002-01-03 Jakub Jelinek <jakub@redhat.com>
4639 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
4640 gen_lowpart_common fails, use gen_lowpart_SUBREG.
4642 2002-01-03 Turly O'Connor <turly@apple.com>
4644 * darwin.c (machopic_output_possible_stub_label): Don't generate
4645 stub routines for pseudo-stubs which we've just defined.
4647 2002-01-03 Kazu Hirata <kazu@hxi.com>
4649 * builtins.c: Fix formatting.
4650 * c-typeck.c: Likewise.
4651 * combine.c: Likewise.
4655 2002-01-03 Andreas Schwab <schwab@suse.de>
4657 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
4658 and return true if _cpp_push_next_buffer pushed a new include
4660 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
4661 _cpp_pop_file_buffer did not push a new file.
4662 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
4664 2002-01-02 Eric Christopher <echristo@redhat.com>
4666 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
4667 FIND_REG_INC_NOTE call. Update copyright.
4668 * loop.c (canonicalize_condition): Ditto.
4669 * reorg.c (delete_scheduled_jump): Ditto.
4671 2002-01-03 Kazu Hirata <kazu@hxi.com>
4673 * gcse.c: Fix formatting.
4675 2002-01-03 Graham Stott <grahams@redhat.com>
4677 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
4678 forward defs for struct tags rtx_def, union_tree, rtvec_def
4679 also output corresponding typedefs for rtx, tree, and rtvec.
4681 * system.h: Move forward defs for struct tags rtx_def, union_tree,
4682 rtvec_def along with corresponding typedefs for rtx, tree, and
4683 rtvec to config.h, hconfig.h, tconfig.h.
4685 2002-01-03 Graham Stott <grahams@redhat.com>
4687 * tree.h: Update copyright date.
4688 (IS_EXPR_CODE_CLASS): Add parenthesis.
4689 (TREE_SET_CODE): Add whitespace.
4690 (TREE_CHECK): Add parenthesis.
4691 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
4692 (CST_OR_CONSTRUCTOR_CHECK):
4693 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
4694 (TREE_SYMBOL_REFERENCED): Whitespace.
4695 (INT_CST_LT): Likewise.
4696 (INT_CST_LT_UNSIGNED): Likewise.
4697 (tree_real_cst): Unwrap comment.
4698 (tree_string): Likewise.
4699 (tree_complex): Likewise.
4700 (IDENTIFIER_POINTER): correct cast.
4701 (SAVE_EXPR_CONTEXT): Whitespace.
4702 (EXPR_WFL_FILENAME_NODE): Likewise.
4703 (EXPR_WFL_FILENAME): Remove parenthesis.
4704 (DECL_ORIGIN): Add parenthesis.
4705 (DECL_FROM_INLINE): Use NULL_TREE.
4706 (build_int_2): Whitespace.
4707 (build_type_variant): Add parenthesis.
4709 * gcc/jcf-parse.c: Update copyright date.
4710 (yyparse): Constify resource_filename.
4712 2002-01-03 Graham Stott <grahams@redhat.com>
4714 * rtl.h: Update copyright date.
4715 (RTL_CHECK1): Wrap long line.
4716 (RTL_CHECK2): Likewise.
4717 (RTL_CHECKC1): Wrap long line and whitespace.
4718 (RTL_CHECKC2): Likewise.
4719 (XWINT): Whitespace.
4725 (XBITMAP): Likewise.
4736 (X0BITMAP): Likewise.
4738 (X0BBDEF): Likewise.
4739 (X0ADVFLAGS): Likewise.
4740 (X0CSELIB): Likewise.
4741 (X0MEMATTR): Likewise.
4749 (XCBITMAP): Likewise.
4751 (XCBBDEF): Likewise.
4752 (XCADVFLAGS): Likewise.
4753 (XCCSELIB): Likewise.
4755 (INSN_UID): Likewise.
4756 (PREV_INSN): Likewise.
4757 (PATTERN): Likewise.
4758 (INSN_CODE): Likewise.
4759 (PUT_REG_NOTE_KIND): Likewise.
4760 (CODE_LABEL_NUMBER): Likewise.
4761 (NOTE_SOURCE_FILE): Likewise.
4762 (NOTE_BLOCK): Likewise.
4763 (NOTE_EH_HANDLER): Likewise.
4764 (NOTE_RANGE_INFO): Likewise.
4765 (NOTE_LIVE_INFO): Likewise.
4766 (NOTE_BASIC_BLOCK): Likewise.
4767 (NOTE_EXPECTED_VALUE): Likewise.
4768 (NOTE_LINE_NUMBER): Likewise.
4769 (LABEL_NAME): Likewise.
4770 (LABEL_NUSES): Likewise.
4771 (LABEL_ALTERNATE_NAME): Likewise.
4772 (ADDRESSOF_DECL): Likewise.
4773 (JUMP_LABEL): Likewise.
4774 (LABEL_NEXTREF): Likewise.
4776 (ORIGINAL_REGNO: Likewise.
4777 (HARD_REGISTER_NUM_P): Add parenthesis.
4778 (SUBREG_REG): Whitespace.
4779 (SUBREG_BYTE): Likewise.
4780 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
4781 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
4782 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
4783 (ASM_OPERANDS_INPUT_VEC): Likewise.
4784 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
4785 (ASM_OPERANDS_INPUT): Likewise.
4786 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
4787 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
4788 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
4789 (ASM_OPERANDS_INPUT_MODE): Likewise.
4790 (ASM_OPERANDS_SOURCE_FILE): Likewise.
4791 (ASM_OPERANDS_SOURCE_LINE): Likewise.
4792 (MEM_SET_IN_STRUCT_P): Minor reformat.
4793 (TRAP_CONDITION): Whitespace.
4794 (TRAP_CODE): Likewise.
4795 (COND_EXEC_TEST): Likewise.
4796 (COND_EXEC_CODE): Likewise.
4797 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
4798 (PHI_NODE_P): Add parenthesis.
4799 (plus_constant): Whitespace and add parenthesis.
4801 2002-01-03 Kazu Hirata <kazu@hxi.com>
4803 * config/avr/avr.c: Fix comment typos.
4804 * config/c4x/c4x.md: Likewise.
4805 * config/dsp16xx/dsp16xx.h: Likewise.
4806 * config/dsp16xx/dsp16xx.md: Likewise.
4807 * config/i386/i386.md: Likewise.
4808 * config/ia64/ia64.c: Likewise.
4809 * config/m32r/m32r.h: Likewise.
4810 * config/m68hc11/m68hc11.md: Likewise.
4811 * config/mmix/mmix.c: Likewise.
4812 * config/mn10200/mn10200.c: Likewise.
4813 * config/romp/romp.c: Likewise.
4814 * config/sh/sh.c: Likewise.
4815 * config/stormy16/stormy16.c: Likewise.
4816 * config/stormy16/stormy16.h: Likewise.
4817 * config/stormy16/stormy16.md: Likewise.
4819 2002-01-03 Graham Stott <grahams@redhat.com>
4821 * loop.h: Update copyright date.
4822 (LOOP_MOVABLES): Fix typo.
4823 (LOOP_REGS): Likewise.
4824 (LOOP_IVS): Likewise.
4826 2002-01-03 Graham Stott <grahams@redhat.com>
4828 * cppinit.c: Update copyright date.
4829 Don't include output.h
4830 * Makefile.in: Update copyright date.
4833 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
4836 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
4837 (-pthread) Add to RS/6000 options.
4839 2002-01-02 Kazu Hirata <kazu@hxi.com>
4841 * except.c: Fix comment typos.
4843 * varasm.c: Likewise.
4844 * doc/tm.texi: Fix a typo.
4846 2002-01-02 Jakub Jelinek <jakub@redhat.com>
4848 * c-typeck.c (output_init_element): Allow initializing static storage
4849 duration objects with compound literals.
4851 2002-01-02 Richard Henderson <rth@redhat.com>
4853 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
4856 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4858 * gcc.c (default_compilers): Const-ify.
4859 * mips-tdump.c (stab_names): Likewise.
4860 * mips-tfile.c (map_coff_types, map_coff_storage,
4861 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
4862 pseudo_ops_t, pseudo_ops): Likewise.
4863 * protoize.c (default_include): Likewise
4865 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
4866 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
4867 Add array size in declaration.
4868 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
4869 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
4870 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
4871 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
4872 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
4873 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
4874 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
4875 emtens, make_nan): Const-ify.
4876 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
4877 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
4879 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
4881 * config.gcc (ia64-*-*): Set extra_headers.
4882 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
4883 * config/alpha/t-osf: Remove.
4884 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
4886 2002-01-02 David Edelsohn <edelsohn@gnu.org>
4888 * config/rs6000/t-aix43: Revert previous change.
4890 2002-01-02 Jason Merrill <jason@redhat.com>
4892 * c-decl.c (c_expand_body): Call outlining_inline_function when
4893 emitting an inline function out of line.
4895 2002-01-02 Richard Henderson <rth@redhat.com>
4897 * dwarf2out.c (limbo_die_node): Add created_for member.
4898 (new_die): New argument created_for. Update all callers.
4899 (mark_limbo_die_list): New.
4900 (dwarf2out_init): Register limbo_die_list as a root.
4901 (dwarf2out_finish): Force insert limbo dies into their function
4904 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
4907 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
4909 2002-01-02 Kazu Hirata <kazu@hxi.com>
4911 * config/h8300/fixunssfsi.c: Update copyright.
4914 * config/h8300/h8300.c: Update copyright.
4917 2002-01-02 Kazu Hirata <kazu@hxi.com>
4919 * config/romp/romp.c: Fix comment formatting.
4920 * config/romp/romp.h: Likewise.
4921 * config/romp/romp.md: Likewise.
4922 * config/s390/s390.c: Likewise.
4923 * config/stormy16/stormy16.c: Likewise.
4924 * config/stormy16/stormy16.h: Likewise.
4926 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
4928 * c-common.h (genrtl_expr_stmt_value): Declare.
4929 * c-semantics.c (genrtl_goto_stmt): Redirect to...
4930 (genrtl_goto_stmt_value): ... this new function. Pass new
4931 argument down to expand_expr_stmt_value, taking
4932 TREE_ADDRESSABLE into account.
4933 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
4934 STMT_EXPR as addressable, i.e., one whose result we want.
4935 * expr.c (expand_expr): Don't save expression statement value
4936 of labeled_blocks or loop_exprs.
4937 * stmt.c (expand_expr_stmt): Redirect to...
4938 (expand_expr_stmt_value): ... this new function. Use new
4939 argument to tell whether to save expression value.
4940 (expand_end_stmt_expr): Reset last_expr_type and
4941 last_expr_value if we don't have either.
4942 * tree-inline.c (declare_return_variable): Mark its use
4943 statement as addressable.
4944 * tree.h: Document new use of TREE_ADDRESSABLE.
4945 (expand_expr_stmt_value): Declare.
4947 2002-01-01 Tom Rix <trix@redhat.com>
4949 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
4950 rs6000_emit_allocate_stack.
4952 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
4954 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
4955 ${srcdir}/ginclude/ to every entry in extra_headers.
4956 * configure: Regenerate.
4957 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
4958 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
4959 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
4960 * ginclude/proto.h: Rename to config/convex/proto.h.
4962 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4964 * attribs.c (handle_vector_size_attribute): Use host_integerp
4965 and tree_int_cst; remove warnings.
4966 * caller-save.c (insert_restore): Add cast to get rid of warning.
4967 (insert_save): Likewise.
4968 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
4969 * regmove.c (find_matches): Add temporary var to kill a warning.
4971 2002-01-01 Douglas B Rupp <rupp@gnat.com>
4973 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
4974 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
4975 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
4976 (vms-dwarf2eh.o): Add Makefile rule.
4977 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
4978 * config/alpha/vms-dwarf2eh.asm: New file.
4980 * gcc.c (delete_if_ordinary): Delete all versions.
4982 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
4984 * config/mmix/mmix.md: Update FIXME to not mention
4986 (MMIX_rJ_REGNUM): New define_constants constant.
4987 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
4988 "*movdicc_real"): Adjust contraints formatting.
4989 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
4990 for branch prediction.
4991 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
4993 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
4994 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
4995 number. Delete related FIXMEs.
4996 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
4997 from number to MMIX_rJ_REGNUM.
4998 (TARGET_MASK_BRANCH_PREDICT): New.
4999 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
5000 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
5001 value. Add -mbranch-predict and -mno-branch-predict.
5002 (TARGET_VERSION): Drop date.
5003 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
5004 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
5005 for finding out global symbols.
5006 (mmix_asm_output_labelref): Revert condition for global symbol.
5007 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
5008 (mmix_print_operand_punct_valid_p): A '+' is valid.
5010 See ChangeLog.6 for earlier changes.
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