| blob | 709590399299a0a929e97e03028c245bcd2726a7 |
1 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
2 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
4 PR target/5828
5 * arm.c (arm_output_epilogue): Fix floating-point register save
6 adjustment when using a frame pointer.
8 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
10 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
11 * config/mips/mips.c (compute_frame_size): Retrofit them here.
12 (save_restore_insns, mips_expand_epilogue): And here.
13 (build_mips16_call_stub): And here.
14 (mips_function_value): Use the new macros to decide whether a single
15 or complex float can be returned in floating-point registers. Return
16 a parallel rtx in the complex case.
18 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
20 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
21 call after liveness analysis.
23 * recog.c (split_insn): Use delete_insn_and_edges.
25 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
26 instructions to have branch prediction notes.
27 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
29 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
31 * configure.in: Don't pass -Wno-long-long to a ADA compiler
32 that doesn't support it.
33 * configure: Regenerate.
35 2002-03-13 Jakub Jelinek <jakub@redhat.com>
37 PR target/5626
38 * config/sparc/sparc.md (normal_branch, inverted_branch,
39 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
40 inverted_fp_branch): Adjust calls to output_cbranch.
41 Set length attribute.
42 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
43 output_v9branch. Set length attribute.
44 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
45 predicates.
46 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
47 (output_cbranch): Likewise. Handle far branches.
48 (output_v9branch): Handle far branches.
49 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
50 Adjust prototypes.
51 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
52 noov_compare64_op predicates.
54 2002-03-13 Jason Merrill <jason@redhat.com>
56 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
57 into the function and constify it.
58 * gthr-dce.h, gthr-solaris.h: Likewise.
60 2002-03-13 David Edelsohn <edelsohn@gnu.org>
62 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
63 * config/rs6000/rs6000.c (rs6000_va_arg): Use
64 std_expand_builtin_va_arg if not ABI_V4.
66 2002-03-13 Jason Merrill <jason@redhat.com>
68 * varasm.c (globalize_decl): New fn.
69 (assemble_start_function): Use it.
70 (asm_emit_uninitialized): Use it.
71 (assemble_alias): Use it.
72 (assemble_variable): Use it.
74 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
76 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
77 2002-03-12 internal visibility change.
78 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
79 visibility into SYMBOL_REF_FLAG.
81 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
83 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
84 VOIDmode operand. Add compile-time optimization for constant results.
86 2002-03-12 Jason Merrill <jason@redhat.com>
88 * c-typeck.c (convert_for_assignment): Don't allow conversions
89 between pointers and references. Only allow lvalues to convert to
90 reference.
92 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
94 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
95 before prologue, to avoid scheduling problems.
97 2002-03-13 Jakub Jelinek <jakub@redhat.com>
99 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
100 (ELIMINABLE_REGS): Add sfp->sp.
101 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
103 2002-03-13 Jakub Jelinek <jakub@redhat.com>
105 PR optimization/5892
106 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
108 2002-03-13 Jakub Jelinek <jakub@redhat.com>
110 * loop.c (basic_induction_var): Don't call convert_modes if mode
111 classes are different.
113 2002-03-12 Richard Henderson <rth@redhat.com>
115 PR optimization/5901
116 * function.c (reposition_prologue_and_epilogue_notes): Position
117 the markers after/before the last/first insn not deleted.
119 2002-03-12 Richard Henderson <rth@redhat.com>
121 PR optimization/5878
122 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
123 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
124 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
126 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
127 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
128 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
130 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
131 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
132 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
133 also. Don't set it if not flag_pic.
134 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
135 to be INVALID_REGNUM when not used.
137 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
139 * expmed.c (store_bit_field): Reset alias set for memory.
140 (extract_bit_field): Same.
142 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
144 * c-common.c (c_tree_code_type, c_tree_code_length,
145 c_tree_code_name, add_c_tree_codes): Delete.
146 * c-common.h (add_c_tree_codes): Delete.
147 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
148 Define.
149 * c-objc-common.c (c_objc_common_init): Don't call
150 add_c_tree_codes, instead set lang_unsafe_for_reeval.
151 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
152 objc_tree_code_name, add_objc_tree_codes): Delete.
153 (objc_init): Don't call add_objc_tree_codes.
154 * objc/objc-lang.c (tree_code_type, tree_code_length,
155 tree_code_name): Define.
156 * toplev.c (lang_independent_init): Don't set
157 tree_code_length[IDENTIFIER_NODE].
158 * tree.c (tree_code_type, tree_code_length, tree_code_name):
159 Delete definitions, moved to language front-ends.
160 * tree.def (IDENTIFIER_NODE): Hardwire the length.
161 * tree.h (tree_code_type, tree_code_length, tree_code_name):
162 Const-ify.
163 (tree_code_length): Change type to unsigned char.
165 2002-03-12 Richard Henderson <rth@redhat.com>
167 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
168 internal visibility change.
170 2002-03-12 Bob Wilson <bob.wilson@acm.org>
172 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
173 validize_mem() instead of change_address to avoid clobbering
174 memory attributes.
176 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
178 * c-lex.h (position_after_whitespace): Remove.
180 2002-03-12 Jakub Jelinek <jakub@redhat.com>
182 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
183 (lex_string): Use unsigned char pointers.
185 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
187 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
188 is not a valid memory_operand.
190 2002-03-12 Bob Wilson <bob.wilson@acm.org>
192 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
193 * config/xtensa/lib1funcs.asm: Fix copyright to include
194 special case for libgcc files.
195 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
196 (__divsi3): Likewise.
197 (__umodsi3): Likewise.
198 (__modsi3): Likewise.
199 * config/xtensa/lib2funcs.S: Fix copyright to include
200 special case for libgcc files.
202 2002-03-12 Tom Rix <trix@redhat.com>
204 * collect2.c (resolve_lib_name): Move outside of
205 OBJECT_FORMAT_COFF ifdef.
206 (ignore_library): Same.
208 2002-03-12 Bob Wilson <bob.wilson@acm.org>
210 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
212 2002-03-12 Bob Wilson <bob.wilson@acm.org>
214 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
215 to function_section before writing out the constant pool.
217 2002-03-12 David Edelsohn <edelsohn@gnu.org>
219 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
220 zero_constant.
221 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
223 2002-03-12 Alan Modra <amodra@bigpond.net.au>
225 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
226 (adddi3): Likewise.
227 (movdf): Likewise.
228 (movdi): Likewise.
229 (cmpsi splitter): Likewise.
230 (modsi3): Fail if <= 0.
231 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
232 redundant test when HOST_BITS_PER_WIDE_INT != 32.
233 (reg_or_sub_cint64_operand): Likewise.
234 (num_insns_constant_wide): Optimize sign extension.
235 (rs6000_legitimize_address): Likewise.
237 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
239 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
240 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
242 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
244 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
245 address calculation.
247 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
249 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
250 scratch register to DImode / TImode.
251 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
252 register used does not overlap the target.
254 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
256 * Makefile.in (debug.o): Depend on debug.h.
257 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
258 * debug.c (do_nothing_debug_hooks): Likewise.
259 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
260 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
261 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
262 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
263 * dwarfout.c (dwarf_debug_hooks): Likewise.
264 * integrate.c (output_inline_function): Likewise.
265 * objc/objc-act.c (synth_module_prologue): Likewise.
266 * sdbout.c (sdb_debug_hooks): Likewise.
267 * toplev.c (debug_hooks): Likewise.
268 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
270 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
272 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
273 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
274 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
275 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
276 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
277 * defaults.h (POINTER_SIZE): Define.
278 * doc/tm.texi (POINTER_SIZE): Document default.
280 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
282 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
284 2002-03-11 Richard Henderson <rth@redhat.com>
286 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
287 if rebuild_label_notes_after_reload.
289 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
291 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
292 emit pic register load if "internal" visibility.
293 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
294 (cris_expand_builtin_va_arg): Do all computations on trees.
296 2002-03-11 Richard Henderson <rth@redhat.com>
298 * rtlanal.c: Include recog.h.
299 (keep_with_call_p): Fix thinko.
300 * Makefile.in (rtlanal.o): Update dependencies.
302 2002-03-11 Chris Meyer <cmeyer@gatan.com>
304 * genflags.c (gen_insn): Use IS_VSPACE.
305 * genoutput.c (output_insn_data): Likewise.
306 (process_template): Likewise.
308 2002-03-11 Richard Henderson <rth@redhat.com>
310 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
312 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
314 * Makefile.in: Update.
315 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
316 Update documentation.
317 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
318 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
320 2002-03-11 Zack Weinberg <zack@codesourcery.com>
322 * Makefile.in: Give texi2pod its input file as a command line
323 argument, not on stdin.
325 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
326 Daniel Berlin <dan@dberlin.org>
328 C++ alias analysis improvement.
329 * alias.c (record_component_aliases): Record aliases for base
330 classes too.
332 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
334 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
336 2002-03-11 Douglas B Rupp <rupp@gnat.com>
338 * toplev.c (vms_fopen): Remove, not needed.
340 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
342 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
344 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
345 for FP, already done later.
347 * toplev.c (debug_args): Add entry for VMS_DEBUG.
348 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
350 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
352 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
353 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
354 LARGEST_EXPONENT_IS_NORMAL for the given mode.
355 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
356 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
357 (ediv, emul, eldexp, esqrt): Likewise.
358 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
359 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
360 (saturate): New function.
361 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
362 (make_nan): Use a saturation value instead of a NaN if
363 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
364 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
365 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
366 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
367 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
368 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
369 !ROUND_TOWARDS_ZERO.
370 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
371 (ROUND_TOWARDS_ZERO): Document.
373 2002-03-11 Andreas Jaeger <aj@suse.de>
375 * cfg.c (dump_flow_info): Remove unused variable.
377 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
379 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
380 computations on trees.
382 2002-03-10 Richard Henderson <rth@redhat.com>
384 PR 5693:
385 * reload.c (copy_replacements_1): New.
386 (copy_replacements): Use it to recurse through the rtx.
388 2002-03-10 Richard Henderson <rth@redhat.com>
390 * loop.c (strength_reduce): Compute number of iterations as
391 unsigned HOST_WIDE_INT.
393 2002-03-10 Richard Henderson <rth@redhat.com>
395 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
396 to move away from the end of the block.
398 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
400 PR preprocessor/5899
401 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
403 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
405 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
407 * attribs.c (decl_attributes): Fix signed/unsigned warning.
409 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
411 * config/mmix/mmix.c: Improve comments.
412 (mmix_target_asm_function_prologue): Drop variable
413 empty_stack_frame. Don't allocate unused slot above fp.
414 (mmix_target_asm_function_epilogue): Mirror prologue changes.
415 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
416 brace in first column.
417 (enum reg_class): Ditto.
418 (FIRST_PARM_OFFSET): Now 0.
419 (USER_LABEL_PREFIX): Remove #if 0:d definition.
421 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
423 * combine.c (make_extraction): Fix error in last change.
425 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
427 * c4x.c (c4x_fp_reglist): Const-ify.
428 * cris.c (cris_print_operand): Likewise.
429 * i386.c (ix86_va_arg): Likewise.
430 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
431 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
432 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
433 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
434 * mcore.h (regno_reg_class): Likewise.
435 * mips.c (gen_int_relational): Likewise.
436 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
437 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
438 * pdp11.c (move_costs): Likewise.
439 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
440 * s390.c (s390_branch_condition_mnemonic, regclass_map):
441 Likewise.
442 * s390.h (regclass_map): Likewise.
443 * sh.c (shift_amounts): Likewise.
444 * sh.md (rotlsi3): Likewise.
446 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
448 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
449 (ne0+5): Use new clobber to generate proper shift pattern.
450 Patch by Michael Matz <matz@kde.org>.
452 2002-03-09 Andreas Schwab <schwab@suse.de>
454 * gcc.c (validate_all_switches): Also handle `%W{...}'.
456 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
458 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
460 2002-03-09 Jakub Jelinek <jakub@redhat.com>
462 PR middle-end/5877
463 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
464 even for non-representable constants.
466 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
468 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
469 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
470 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
471 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
472 (pop_function_context): Compute MAY_SHARE parameter for
473 fixup_var_refs.
474 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
475 (gen_mem_addressof): Call fixup_var_refs with new parm.
477 * combine.c (make_extraction): Don't make extension of CONST_INT.
479 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
481 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
482 in o32 and o64 ABIs.
483 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
484 but getting fixed-size structs passed in registers regardless of
485 padding in o32 and o64 ABIs.
487 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
488 offset before loading address of argument passed by transparent
489 reference.
491 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
493 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
495 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
497 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
498 marker such that registers after it are saved.
500 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
502 * sparc.c (arith_4096_operand): Fix error in last change.
504 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
506 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
507 defaults for MEABI.
509 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
511 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
512 vectors.
514 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
516 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
518 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
520 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
521 removed; fix return value.
522 * combine.c (combine_instructions): Dirtify blocks where we failed to
523 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
524 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
526 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
528 * gcse.c (insert_insn_end_bb): Fix typo in last change.
530 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
532 * recog.c (peephole2_optimize): Re-distribute EH edges.
534 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
536 * expr.c (expand_expr): Use unsave lang hook.
537 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
538 (LANG_HOOKS_INITIALIZER): Update.
539 * langhooks.h (struct lang_hooks): New hook unsave.
540 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
541 (unsave_expr_1): Remove unused lang_unsave_expr_now.
542 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
543 (unsave_expr_now): Remove.
544 * tree.h (unsave_expr_now, lang_unsave,
545 lang_unsave_expr_now): Remove.
546 (lhd_unsave): New.
548 2002-03-08 Andreas Jaeger <aj@suse.de>
550 * flow.c (propagate_block_delete_insn): Remove unused variable.
552 2002-03-08 Kazu Hirata <kazu@hxi.com>
554 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
555 insn length for memory load/store.
557 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
559 * doc/install.texi (--with-libiconv-prefix): Document.
561 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
563 * doc/sourcebuild.texi: Fix typo.
565 2002-03-08 Jakub Jelinek <jakub@redhat.com>
567 PR c/3711
568 * builtins.c (std_expand_builtin_va_arg): Do all computations on
569 trees.
571 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
573 * rtl.c (copy_most_rtx): Move from here ...
574 * emit-rtl.c (copy_most_rtx): ... to here.
576 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
578 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
579 SUBTARGET_CPP_SIZE_SPEC.
580 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
582 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
584 2002-03-07 Matt Hiller <hiller@redhat.com>
586 * gensupport.c (first_dir_md_include): Renamed from include;
587 change all references.
588 (last_dir_md_include): Renamed from last_include; change all
589 references.
590 (init_md_reader): Unconditionally initialize base_dir whether or
591 not filename is a relative path.
593 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
595 * config/fp-bit.c (_unord_f2): Compile it in even if
596 US_SOFTWARE_GOFAST is enabled.
598 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
599 NULL_RTX. Set all HFmode operations as NULL_RTX.
600 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
601 NULL_RTX, try reversing the comparison and the operands.
603 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
605 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
606 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
607 and MATCH_OP_DUP.
609 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
611 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
613 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
615 * basic-block.h (fixup_abnormal_edges): Declare.
616 * reload1.c (fixup_abnormal_edges): New function.
617 * reg-stack.c (convert_regs): Use it.
619 * gcse.c (insert_insn_end_bb): Handle trapping insns.
621 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
623 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
625 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
626 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
627 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
628 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
629 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
630 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
631 unless x and y could be infinite.
632 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
633 Check that the common type of both arguments is a real, even for
634 targets without unordered comparisons. Allow an integer argument
635 to be compared against a real.
636 (expand_tree_builtin): Use expand_unordered_cmp.
637 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
638 * cse.c (fold_rtx): Likewise. Fix indentation.
639 * fold-const.c (fold_real_zero_addition_p): New.
640 (fold): Use it, and the new HONOR_... macros.
641 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
642 * jump.c (reversed_comparison_code_parts): After searching for
643 the true comparison mode, use HONOR_NANS to decide whether it
644 can be safely reversed.
645 (reverse_condition_maybe_unordered): Remove IEEE check.
646 * simplify-rtx.c (simplify_binary_operation): Use the new macros
647 to decide which simplifications are valid. Allow the following
648 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
649 and (a - -b) to (a + b).
650 (simplify_relational_operation): Use HONOR_NANS.
651 * doc/tm.texi: Document the MODE_HAS_... macros.
653 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
655 * combine.c (simplify_comparison): If simplifying a logical shift
656 right and compare with constant, force the comparison to unsigned.
658 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
660 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
662 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
663 -mabi=no-altivec
664 (alt_reg_names): Remove % for vrsave.
666 2002-03-06 Richard Henderson <rth@redhat.com>
668 PR optimization/5844
669 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
670 if used indicates we've already emitted one copy of an operand.
671 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
672 (gen_split): Supply a non-null used.
674 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
676 * reload1.c (reload): Unshare all rtl after reload is done.
678 * simplify-rtx.c (simplify_plus_minus): Do not abort,
679 but simply fail if the expression is too complex to simplify.
680 (simplify_gen_binary): Handle simplify_plus_minus failures.
682 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
684 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
685 consistently call delete_trivially_dead_insns after CSE and GCSE;
686 fix DFI_life dumping; do jump threading after liveness; do crossjumping
687 after liveness2; update comment in last crossjumping.
688 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
690 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
692 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
693 after completing fast dead code elimination.
695 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
696 COMPARE operator.
698 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
700 * version.c: Fix misplaced leading blanks on first line.
702 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
704 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
706 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
708 * cfgcleanup.c (mentions_nonequal_regs): New function.
709 (thread_jump): Use it.
710 * toplev.c (rest_of_compilation): Run jump threading after
711 liveness.
713 2002-03-06 Jakub Jelinek <jakub@redhat.com>
715 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
716 patch.
718 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
720 * predict.c (estimate_bb_frequencies): Do not reload the
721 frequencies from notes.
723 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
725 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
726 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
728 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
729 delete_noop_moves): Return indeger.
730 * flow.c (ndead): New variable.
731 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
732 BB argument; update callers.
733 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
734 (life_analysis): Do not call purge_all_dead_edges.
735 (update_life_info): Return number of deleted insns; print statistics.
736 (update_life_info_in_dirty_blocks): likewise.
737 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
738 return number of insns deleted.
740 * cse.c: Include timevar.h
741 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
742 iterate until stabilizes; print statistics; return number of killed
743 insns.
744 * Makefile.in: (cse.o): Add timevar.h dependency
745 * rtl.h (delete_trivially_dead_insns): New.
746 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
747 * toplev.c (rest_of_compilation): Update callers.
749 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
750 (try_optimize_cfg): Do not update liveness.
751 (cleanup-cfg): Loop until try_optimize_cfg and dead code
752 removal stabilizes; use delete_trivially_dead_insns.
754 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
756 2002-03-05 Zack Weinberg <zack@codesourcery.com>
758 * cppmain.c (setup_callbacks): Disable #pragma and #ident
759 callbacks when processing assembly language.
761 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
763 * pa.h (ASM_FILE_END): Define.
764 * som.h (ASM_FILE_END): Delete.
766 * pa.c (function_arg): Don't pass floats in general registers in
767 indirect calls if TARGET_ELF32.
769 2002-03-05 Richard Henderson <rth@redhat.com>
771 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
773 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
775 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
777 2002-03-05 Jakub Jelinek <jakub@redhat.com>
779 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
780 -r command line. Don't hide any symbols if not building
781 shared libgcc.
783 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
785 * cfg.c (dump_flow_info): Warn about profile mismatches.
786 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
787 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
789 2002-03-05 Jakub Jelinek <jakub@redhat.com>
791 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
792 wide volatile memory by parts.
794 2002-03-05 Jakub Jelinek <jakub@redhat.com>
796 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
797 is NULL.
799 2002-03-05 Richard Henderson <rth@redhat.com>
801 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
803 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
805 * toplev.c (documented_lang_options): Document more
806 language-specific options.
807 * doc/invoke.texi (Warning Options): Correct documentation for
808 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
809 * c-decl.c (c_decode_option): Use a table to handle warning options.
811 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
813 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
814 parameter to mmix_encode_section_info.
815 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
816 relocatably. Always produce ELF, not mmo if linking relocatably.
817 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
818 first is non-zero, don't add symbol prefix.
819 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
820 prototype accordingly.
822 2002-03-04 Krister Walfridsson <cato@df.lth.se>
824 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
826 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
828 * configure.in: Increase required makeinfo version to 4.1.
829 * configure: Regenerate.
831 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
833 * .cvsignore: Remove *.info* and genrtl*; these files are generated
834 elsewhere now.
836 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
838 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
839 * doc/invoke.texi: Fix @math uses.
841 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
843 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
844 removal
846 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
848 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
849 (powerpc-*-eabisimaltivec*): Same.
851 * config/rs6000/t-ppcendian: New.
853 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
855 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
856 nonimmediate_src_operand and nonimmediate_lsrc_operand to
857 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
859 2002-03-03 Richard Henderson <rth@redhat.com>
861 * toplev.c (rest_of_decl_compilation): Revert last two changes.
863 2002-03-03 Zack Weinberg <zack@codesourcery.com>
865 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
866 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
867 tree.c, config/m68k/m68k.c:
868 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
869 REAL_ARITHMETIC blocks unconditional. Delete some further
870 #ifdef blocks predicated on REAL_ARITHMETIC.
871 * flags.h, toplev.c: Delete remaining references to
872 flag_pretend_float.
874 * doc/invoke.texi: Remove documentation of -fpretend-float.
875 * doc/tm.texi: Describe the various REAL_* macros as provided by
876 real.h, not by the target configuration files.
878 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
879 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
880 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
881 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
882 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
883 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
884 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
885 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
886 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
887 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
888 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
889 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
890 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
891 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
892 config/xtensa/xtensa.h:
893 Do not define, undefine, or mention in comments any of
894 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
895 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
896 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
897 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
898 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
899 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
900 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
901 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
902 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
904 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
906 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
907 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
908 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
909 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
910 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
911 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
912 Delete.
913 * defaults.h (BITS_PER_WORD): Define.
914 * doc/tm.texi (BITS_PER_WORD): Document default value.
916 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
917 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
918 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
920 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
922 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
923 lieu of explicit sizeof/sizeof.
924 * i386.c (override_options, ix86_init_mmx_sse_builtins,
925 ix86_expand_builtin): Likewise.
926 * mips.c (mips_add_gc_roots): Likewise.
927 * mmix.c (mmix_output_condition): Likewise.
928 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
929 altivec_init_builtins): Likewise.
930 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
931 * cppexp.c (Nsuff, parse_number): Likewise.
932 * cppinit.c (builtin_array_end): Likewise.
933 * gcc.c (n_default_compilers, process_command): Likewise.
934 * genpreds.c (output_predicate_decls): Likewise.
935 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
936 * lcm.c (N_ENTITIES): Likewise.
937 * stor-layout.c (set_sizetype): Likewise.
939 2002-03-03 Richard Henderson <rth@redhat.com>
941 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
942 for types or labels.
944 2002-03-03 Richard Henderson <rth@redhat.com>
946 * c-decl.c (start_decl): Initialized variables are not common.
948 2002-03-02 Per Bothner <per@bothner.com>
950 * gcc.c (option_map): Suport new --bootclasspath option.
951 --CLASSPATH is now just an alias for --classpath.
953 2002-03-02 Richard Henderson <rth@redhat.com>
955 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
956 load if "internal" visibility.
957 * doc/extend.texi: Document visibility meanings.
959 2002-03-02 Richard Henderson <rth@redhat.com>
961 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
962 to functions as well.
964 2002-03-02 Richard Henderson <rth@redhat.com>
966 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
967 (handle_visibility_attribute): Don't call assemble_visibility.
968 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
969 without asmspec. Invoke assemble_alias when needed.
970 * varasm.c (maybe_assemble_visibility): New.
971 (assemble_start_function, assemble_variable, assemble_alias): Use it.
973 2002-03-02 Richard Henderson <rth@redhat.com>
975 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
976 invoke ENCODE_SECTION_INFO with first call flag.
978 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
979 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
980 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
981 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
982 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
983 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
984 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
985 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
986 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
987 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
988 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
989 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
990 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
991 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
992 config/mcore/mcore-protos.h, config/mcore/mcore.c,
993 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
994 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
995 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
996 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
997 config/sh/sh.h, config/sparc/sparc.h,
998 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
999 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
1000 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
1001 FIRST argument. As needed, examine it and do nothing.
1003 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
1004 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
1005 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
1007 * config/arm/t-pe (pe.o): Add dependencies.
1009 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1011 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
1012 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
1013 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
1014 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
1015 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
1016 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
1017 * defaults.h (BITS_PER_UNIT): Define.
1018 * doc/tm.texi (BITS_PER_UNIT): Document default value.
1020 2002-03-02 Kazu Hirata <kazu@hxi.com>
1022 * config/h8300/h8300-protos.h: Add a prototype for
1023 compute_a_shift_length.
1024 * config/h8300/h8300.c (h8300_asm_insn_count): New.
1025 (compute_a_shift_length): Likewise.
1026 (h8300_adjust_insn_length): Do not adjust insn length of shift
1027 insns.
1028 * config/h8300/h8300.md (anonymous shift patterns): Use
1029 compute_a_shift_length.
1031 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1033 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
1034 trunc_int_for_mode.
1036 * emit-rtl.c (offset_address): Call update_temp_slot_address.
1038 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1040 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
1041 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
1042 * flags.h (flag_zero_initialized_in_bss): Declare.
1043 * toplev.c (flag_zero_initialized_in_bss): New flag.
1044 (lang_independent_options): Add flag_zero_initialized_in_bss.
1045 * tree.c (initializer_zerop): New function.
1046 * tree.h (initializer_zerop): Declare.
1047 * varasm.c (assemble_variable): If we can emit bss, put zero
1048 initializers in the bss section.
1050 2002-03-02 Alan Modra <amodra@bigpond.net.au>
1052 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
1053 like more than one symbol per .weak directive.
1055 2002-03-01 Richard Henderson <rth@redhat.com>
1057 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
1058 adjust argument_pointer by pretend_args_size.
1059 (ia64_va_start): Adjust va_start address by -pretend_args_size.
1061 2002-03-01 Kazu Hirata <kazu@hxi.com>
1063 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
1065 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
1067 * toplev.c (rest_of_compilation): Delete dead jumptables before
1068 loop.
1069 * flow.c (delete_dead_jumptables): Make global.
1070 * rtl.h (delete_dead_jumptables): Declare.
1072 2002-03-01 David Edelsohn <edelsohn@gnu.org>
1074 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
1075 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
1076 * config/rs6000/xcoff.h (COLLET_EXPORT_LIST): Delete.
1078 2002-03-01 Kazu Hirata <kazu@hxi.com>
1080 * config/h8300/h8300-protos.h: Fix formatting.
1081 * config/h8300/h8300.c: Likewise.
1082 * config/h8300/h8300.h: Likewise.
1084 2002-03-01 Kazu Hirata <kazu@hxi.com>
1086 * config/h8300/h8300.c (print_operand): Support 16-bit
1087 constant addresses.
1088 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
1090 2002-02-28 Richard Henderson <rth@redhat.com>
1092 * expmed.c (store_bit_field): Prevent generation of CONCATs;
1093 pun complex values as integers; use gen_lowpart instead of
1094 gen_rtx_SUBREG.
1095 (extract_bit_field): Likewise.
1097 2002-03-01 Alan Modra <amodra@bigpond.net.au>
1098 David Edelsohn <edelsohn@gnu.org>
1100 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
1101 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
1102 (SUPPORTS_WEAK): Likewise.
1103 * output.h (add_weak): Add tree param.
1104 * varasm.c (add_weak): Likewise. Save decl.
1105 (struct weak_syms): Add decl field.
1106 (mark_weak_decls): New function.
1107 (init_varasm_once): ggc_add_root mark_weak_decls.
1108 (assemble_start_function): Use ASM_WEAKEN_DECL.
1109 (assemble_variable): Likewise.
1110 (assemble_alias): Likewise.
1111 (declare_weak): Pass decl to add_weak.
1112 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
1113 (remove_from_pending_weak_list): Declare and define for
1114 ASM_WEAKEN_DECL.
1115 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
1116 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
1117 * defaults.h (SUPPORTS_WEAK): Likewise.
1118 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
1119 .weak for code sym. Do emit .size for descriptor sym.
1120 (ASM_DECLARE_FUNCTION_SIZE): Define.
1121 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
1122 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
1123 .lglobl unless TARGET_XCOFF. Formatting fixes.
1124 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
1125 .weak for code sym.
1126 (HANDLE_PRAGMA_WEAK): Remove.
1127 (ASM_WEAKEN_LABEL): Remove.
1128 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
1130 2002-03-01 Jason Merrill <jason@redhat.com>
1132 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
1133 (TARGET_EXPR_CLEANUP): New macro.
1135 2002-02-28 Steve Ellcey <sje@cup.hp.com>
1137 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
1138 to take ptr_extend into account as third type of extension.
1139 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
1140 fields used by SUBREG_PROMOTED_UNSIGNED_P.
1141 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
1142 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
1143 * calls.c (precompute_arguments): Use new macro.
1144 (expand_call): Ditto.
1145 * combine.c (nonzero_bits): Ditto.
1146 (record_promoted_value): Ditto.
1147 * expr.c (store_expr): Ditto.
1148 (expand_expr): Ditto.
1149 * function.c (assign_parms): Ditto.
1151 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
1153 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
1154 override -shared and -shared-libgcc.
1156 2002-02-28 David O'Brien <obrien@FreeBSD.org>
1158 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
1159 of "ultrasparc".
1160 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
1161 to be broken.
1163 2002-02-28 Richard Henderson <rth@redhat.com>
1165 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
1166 4 cycle latency from MM producers.
1167 (ia64_internal_sched_reorder): Likewise with pipeline flush.
1169 2002-02-28 Jakub Jelinek <jakub@redhat.com>
1171 * mklibgcc.in: Don't use GNU make extension.
1173 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
1175 * c-parse.in (STATIC): New terminal.
1176 (scspec): New non-terminal. Update productions accordingly.
1177 (program): Remove bogus ifc / end ifc.
1178 (array_declarator): Simplify production using STATIC.
1180 2002-02-28 Jim Meyering <meyering@lucent.com>
1182 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
1183 \a still means TARGET_BELL.
1185 2002-02-28 Richard Henderson <rth@redhat.com>
1187 * haifa-sched.c (sched_emit_insn): New.
1188 (schedule_block): Use last_scheduled_insn to track last insn.
1189 * sched-int.h (sched_emit_insn): Prototype.
1190 * config/ia64/ia64.c (last_issued): Remove.
1191 (ia64_variable_issue): Don't set it.
1192 (nop_cycles_until): Use sched_emit_insn.
1194 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
1196 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
1197 extended constants.
1199 2002-02-28 Kazu Hirata <kazu@hxi.com>
1201 * config/h8300/h8300.c: Fix formatting.
1202 * config/h8300/h8300.h: Likewise.
1204 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
1206 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
1207 which may overwrite the high byte of the frame pointer.
1209 2002-02-28 Bo Thorsen <bo@suse.de>
1211 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
1212 (STARTFILE_SPEC): Add 64 bit files.
1213 (ENDFILE_SPEC): Likewise.
1215 2002-02-28 Jason Merrill <jason@redhat.com>
1217 * c-decl.c (finish_function): Only warn about missing return
1218 statement with -Wreturn-type.
1220 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
1222 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
1224 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
1225 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
1227 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
1229 * basic-block.h (BB_REACHABLE): Renumber.
1230 (BB_DIRTY, BB_NEW): New flags.
1231 (clear_bb_flags): Declare.
1232 (update_life_info_in_dirty_blocks): Declare.
1233 * cfg.c (clear_bb_flags): New function.
1234 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
1235 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
1236 reorder_insns, emit_insn_after): Mark block as dirty.
1237 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
1238 (update_life_info_in_dirty_blocks): New function.
1239 * recog.c (apply_change_group): Dirtify block.
1241 * cse.c (cse_insn): Reorder emitting of jump insn to keep
1242 cfg consistent.
1243 * gcse.c (delete_null_pointer_checks): Likewise.
1245 * toplev.c (dump_file_index): Move cse2 after bp,
1246 add DFI_null
1247 (dump_file_info): Similary.
1248 (rest_of_compilation): Avoid most of CFG rebuilds;
1249 do first if converision after null pointer checks, do cse2
1250 after branch prediction; avoid full liveness rebuild after
1251 initializing subregs.
1252 * invoke.texi (-d options): Document -du, renumber.
1254 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
1255 (notice_new_block): Do not set BB_UPDATE_LIFE.
1256 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
1257 merge_blocks_move_successor_nojumps, merge_blocks,
1258 try_crossjump_to_edge): Likewise.
1259 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
1260 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
1261 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
1262 (merge_of_block): Do not use life_data_ok.
1263 (find_if_case_1): Do not use SET_UPDATE_LIFE.
1264 (if_convert): Use BB_DIRTY mechanizm to update life.
1265 * lcm.c (optimize_mode_switching): Update
1266 update_life_info_in_dirty_blocks
1268 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
1270 * Makefile.in (integrate.o): Update.
1271 * c-decl.c (copy_lang_decl): Rename.
1272 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
1273 * integrate.c: Include langhooks.h.
1274 (copy_decl_for_inlining): Update to use langhook.
1275 * langhooks-def.h (lhd_do_nothing_t,
1276 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
1277 (LANG_HOOKS_INITIALIZER): Update.
1278 * langhooks.c (lhd_do_nothing_t): New.
1279 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
1280 * tree.h (copy_lang_decl): Remove.
1281 objc:
1282 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
1284 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
1286 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
1287 POST_DEC, and POST_MODIFY.
1289 2002-02-27 Zack Weinberg <zack@codesourcery.com>
1291 * c-typeck.c (digest_init): Remove unused parameter; all
1292 callers changed.
1294 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
1296 * expmed.c (expand_shift): Correctly test for low part of a
1297 subreg.
1299 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
1301 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
1302 insn UIDs with insn addresses.
1304 2002-02-27 Zack Weinberg <zack@codesourcery.com>
1306 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
1307 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
1308 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
1309 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
1310 gcc.c, toplev.c: Delete code implementing -traditional mode.
1312 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
1313 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
1314 Document removal of -traditional mode for compilation, and
1315 remove documentation only relevant to that mode.
1317 * config/nextstep.h, config/ptx4.h, config/svr4.h,
1318 config/convex/convex.h, config/d30v/d30v.h,
1319 config/i386/dgux.h, config/i386/osf1elf.h,
1320 config/i386/osfelf.h, config/i386/osfrose.h,
1321 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
1322 config/m68k/hp310.h, config/m88k/dgux.h,
1323 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
1324 config/m88k/m88k.h, config/m88k/openbsd.h,
1325 config/mips/abi64.h, config/mips/osfrose.h,
1326 config/mips/svr4-5.h, config/mips/svr4-t.h,
1327 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
1328 config/stormy16/stormy16.h: Remove all references to
1329 -traditional from target specs. Delete all mention of the
1330 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
1331 delete a couple of commented-out definitions of
1332 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
1333 to -traditional.
1335 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
1336 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
1338 2002-02-27 Zack Weinberg <zack@codesourcery.com>
1340 * mklibgcc.in: Don't use \n in a line subject to
1341 interpretation by echo.
1343 2002-02-27 Graham Stott <grahams@redhat.com>
1345 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
1346 Constify NAME.
1348 * loop.c (prescan_loop): Handle PARALLEL.
1350 * unroll.c (loop_iterations): Return 0 if the add_val for
1351 a BIV is REG.
1353 * final.c (output_operand_lossage): Constify PFX_STR.
1355 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
1357 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
1359 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
1360 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
1362 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
1364 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
1366 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
1368 * cpplex.c (_cpp_lex_token): Handle directives in macro
1369 arguments.
1370 * cpplib.c (_cpp_handle_directive): Save and restore state
1371 if parsing macro args when entering a directive.
1372 * cppmacro.c (collect_args): No need to handle directives
1373 in macro arguments.
1374 (enter_macro_context, replace_args): Use the original macro
1375 definition in case it was redefined whilst collecting arguments.
1376 doc:
1377 * cpp.texi: Update.
1379 2002-02-26 David Edelsohn <edelsohn@gnu.org>
1381 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
1382 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
1383 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
1384 method on AIX.
1385 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
1386 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
1387 (load_toc_v4_PIC_2): Same.
1389 2002-02-26 Alan Modra <amodra@bigpond.net.au>
1391 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
1393 2002-02-26 Richard Henderson <rth@redhat.com>
1395 * config/alpha/alpha.md (ashldi_se): Re-enable.
1397 2002-02-26 Richard Henderson <rth@redhat.com>
1399 * config/alpha/alpha.c (alpha_encode_section_info): Examine
1400 MODULE_LOCAL_P; improve commentary.
1402 2002-02-26 Zack Weinberg <zack@codesourcery.com>
1404 * doc/cpp.texi: Clarify documentation of relationship between
1405 #line and #include.
1407 2002-02-26 Kazu Hirata <kazu@hxi.com>
1409 * config/h8300/h8300-protos.h: Update the prototype for
1410 compute_logical_op_length. Add the prototype for
1411 compute_logical_op_cc.
1412 * config/h8300/h8300.c (compute_logical_op_length): Figure out
1413 code from operands.
1414 (compute_logical_op_cc): New.
1415 * config/h8300/h8300.md: Combine all the logical op patterns
1416 in HImode and SImode. Use compute_logical_op_cc.
1418 2002-02-26 Kelley Cook <kelleycook@comcast.net>
1420 * config/i386/i386.c (print_operand): Don't append ATT-style
1421 length suffixs to x87 opcodes when in Intel mode.
1423 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
1425 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
1426 (init_emit_once): Update calls.
1427 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
1428 (init_syntax_once): Prototype.
1430 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
1432 * pa-linux.h (LIB_SPEC): Update definition.
1433 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
1435 2002-02-26 Richard Henderson <rth@redhat.com>
1437 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
1438 if we emitted a stop bit.
1440 2002-02-26 Jakub Jelinek <jakub@redhat.com>
1442 * configure.in (libgcc_visibility): Substitute.
1443 * configure: Rebuilt.
1444 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
1445 defined symbols .hidden.
1447 2002-02-26 Jakub Jelinek <jakub@redhat.com>
1449 * attribs.c (c_common_attribute_table): Add visibility.
1450 (handle_visibility_attribute): New function.
1451 * varasm.c (assemble_visibility): New function.
1452 * output.h (assemble_visibility): Add prototype.
1453 * tree.h (MODULE_LOCAL_P): Define.
1454 * crtstuff.c (__dso_handle): Use visibility attribute.
1455 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
1456 for MODULE_LOCAL_P symbols too.
1457 * config/ia64/ia64.c (ia64_encode_section_info): Handle
1458 MODULE_LOCAL_P symbols the same way as local symbols.
1459 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
1460 into .sdata/.sbss by the user.
1461 * doc/extend.texi (Function Attributes): Document visibility
1462 attribute.
1464 2002-02-26 Jakub Jelinek <jakub@redhat.com>
1466 PR debug/5770
1467 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
1468 STRING_CST initializer spanning the whole variable without
1469 embedded zeros.
1470 If expand_expr returned MEM, don't use it.
1472 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
1474 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
1475 generate a die for the lexical block.
1477 2002-02-26 Kazu Hirata <kazu@hxi.com>
1479 * config/h8300/h8300-protos.h: Add a prototype for
1480 compute_logical_op_length.
1481 * config/h8300/h8300.c (compute_logical_op_length): New.
1482 * config/h8300/h8300.md (anonymous logical patterns): Use
1483 compute_logical_op_length for length.
1485 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
1487 * dwarf2out.c (modified_type_die): Do not call type_main_variant
1488 for vectors.
1489 (gen_type_die): Same.
1491 * attribs.c (handle_vector_size_attribute): Set debug information.
1493 2002-02-26 Daniel Egger <degger@fhm.edu>
1495 * config/rs6000/rs6000.md: Swap define_insn attributes to
1496 fix incorrect generation of merge high instructions instead
1497 of merge low.
1499 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
1501 * c-typeck.c (really_start_incremental_init): Use
1502 bitsize_zero_node for vectors.
1504 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
1506 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
1507 ("*set_vrsave_internal"): Same.
1509 2002-02-25 Richard Henderson <rth@redhat.com>
1511 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
1512 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
1514 2002-02-25 Jakub Jelinek <jakub@redhat.com>
1516 PR target/5755
1517 * config/i386/i386.c (ix86_return_pops_args): Only pop
1518 fake structure return argument if it was passed on the stack.
1520 2002-02-25 Jason Merrill <jason@redhat.com>
1522 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
1523 RESULT_DECL.
1525 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
1527 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
1528 link with shared_name only.
1529 * doc/invoke.texi (Link Options): Document new behavior.
1531 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
1533 * c-typeck.c (push_init_level): Handle vectors.
1535 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
1537 * config/sparc/sparc.c (const64_high_operand): Zero-extend
1538 operands of SPARC_SETHI_P.
1539 (input_operand): Likewise.
1540 (sparc_emit_set_const32): Likewise.
1541 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
1542 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
1543 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
1544 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
1545 (movdi_insn_sp64_vis): Likewise.
1546 (movdi split, movdf split): Use SETHI32.
1547 * doc/md.texi: Document SPARC constraints L, M and N.
1549 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
1551 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
1552 ("*set_vrsave_internal"): use mfspr for Darwin.
1554 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
1555 gen_get_vrsave_internal.
1557 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1559 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
1561 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
1563 * cpplex.c (cpp_interpret_charconst): Get signedness or
1564 otherwise of wide character constants correct.
1565 * cppexp.c (lex): Get signedness of wide charconsts correct.
1567 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1569 * optabs.c (widen_operand): Only call convert_modes for
1570 promoted SUBREG if signedness matches.
1571 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
1573 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
1575 * cpplib.c (glue_header_name): Use local buffer to build up
1576 header name.
1578 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
1580 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
1582 2002-02-23 Kazu Hirata <kazu@hxi.com>
1584 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
1585 H8/300[HS] separately.
1586 * config/h8300/h8300.md: Remove the early clobber constraint
1587 from bit field patterns.
1589 2002-02-23 Kazu Hirata <kazu@hxi.com>
1591 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
1592 register_operand.
1593 (mulhisi3): Likewise.
1594 (umulqisi3): Likewise.
1595 (umulhisi3): Likewise.
1597 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
1599 * cppinit.c (output_deps): Correct test for stdout output.
1600 (init_dependency_output): Cure warning.
1602 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1604 * expr.c (store_expr): When converting expression to promoted
1605 equivalent type, allow using SUBREG_REG of TARGET as the target
1606 of the expansion of EXP.
1607 * loop.c (basic_induction_var, case SUBREG): Always look inside.
1608 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
1609 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
1610 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
1611 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
1613 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
1615 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
1616 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
1617 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
1619 2002-02-23 Jakub Jelinek <jakub@redhat.com>
1621 PR optimization/5747
1622 * loop.c (scan_loop): Update reg info if move_movables created new
1623 pseudos.
1625 2002-02-23 David Edelsohn <edelsohn@gnu.org>
1627 * gcc.c (init_gcc_spec): Revert last change.
1629 2002-02-23 David Edelsohn <edelsohn@gnu.org>
1631 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
1632 gpc_reg_operand constraint.
1634 2002-02-23 Alan Modra <amodra@bigpond.net.au>
1636 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
1637 Simplify comparison of `low'.
1638 (add_operand): Fix formatting.
1639 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
1640 (mask_operand): Disallow mask to wrap in 64-bit mode.
1641 (rs6000_stack_info): Remove redundant test setting push_p.
1642 (output_toc): Fix formatting.
1643 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
1644 cc_reg_not_cr0_operand constraint.
1645 (booldi3, boolcdi3 splitters): Same.
1647 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
1649 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
1651 2002-02-22 David Edelsohn <edelsohn@gnu.org>
1653 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
1654 gcc invoked with -shared-libgcc.
1656 2002-02-22 Jakub Jelinek <jakub@redhat.com>
1658 PR c++/5748
1659 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
1660 decl if any of elements was TREE_USED.
1662 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
1664 * config/sparc/sol2.h: Don't include sys/mman.h.
1665 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
1666 (arith_4096_operand): Don't throw high bits away.
1667 (const64_operand): Take sign extension of CONST_INTs into account.
1668 (const64_high_operand, sparc_emit_set_const32): Likewise.
1669 (GEN_HIGHINT64): Likewise.
1670 (sparc_emit_set_const64_quick1): Likewise.
1671 (const64_is_2insns): Likewise.
1672 (print_operand): Use trunc_int_for_mode for sign extension.
1673 * config/sparc/sparc.h (SMALL_INT32): Likewise.
1674 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
1675 chars. Assume CONST_INT is already properly sign-extended.
1676 (movdi split): Sign-extend each SImode part.
1677 (andsi3 split): Don't mask high bits off, so that result
1678 remains properly sign-extend.
1679 (iorsi3 split): Likewise.
1680 (xorsi3 split): Likewise.
1682 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
1684 * fold-const.c (fold): Fix typo in comments.
1686 2002-02-21 Diego Novillo <dnovillo@redhat.com>
1688 * Makefile.in (langhooks.o): Update dependencies.
1690 2002-02-21 Diego Novillo <dnovillo@redhat.com>
1692 * langhooks.c: Include flags.h.
1694 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
1696 * testsuite/gcc.dg/attr-alwaysinline.c: New.
1698 * c-common.c (c_common_post_options): Set inline trees by
1699 default.
1701 * doc/extend.texi (Function Attributes): Document always_inline
1702 attribute.
1703 Update documentation about inlining when not optimizing.
1705 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
1707 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
1708 unless DECL_ALWAYS_INLINE.
1710 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
1711 unless DECL_ALWAYS_INLINE.
1712 (c_disregard_inline_limits): Disregard if always_inline set.
1714 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
1715 Disregard if always_inline set.
1716 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
1717 unless DECL_ALWAYS_INLINE.
1719 * attribs.c (handle_always_inline_attribute): New.
1720 (c_common_attribute_table): Add always_inline.
1722 * config/rs6000/altivec.h: Add prototypes for builtins
1723 requiring the always_inline attribute.
1725 2002-02-21 Eric Christopher <echristo@redhat.com>
1727 * expmed.c (store_bit_field): Try to simplify the subreg
1728 before generating a new one when when the mode size of
1729 value is less than maxmode.
1731 2002-02-21 Richard Henderson <rth@redhat.com>
1733 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
1734 than gen_rtx_PLUS to form the sum.
1735 * explow.c (force_reg): Rearrange to not allocate new pseudo
1736 when force_operand returns a register.
1737 * expr.c (expand_assignment): Allow offset_rtx expansion to
1738 return a sum. Do not force addresses into registers.
1739 (expand_expr): Likewise.
1740 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
1741 to canonicalize arithmetic that didn't simpify.
1742 (simplify_plus_minus): New argument force; update
1743 all callers. Don't split CONST unless we can do something with it,
1744 and wouldn't lose the constness of the operands.
1746 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
1747 that we generated earlier.
1749 2002-02-21 Tom Tromey <tromey@redhat.com>
1751 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
1752 (output_line_info): Use constant `1', with a long explanatory
1753 comment.
1754 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
1756 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
1758 * jump.c (redirect_jump): If old label has no UID, don't try to
1759 delete it.
1761 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
1763 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
1764 If input is constant, do shifts at compile time.
1766 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
1768 * doc/extend.texi: Fix some more overfull hboxes.
1770 2002-02-21 Jakub Jelinek <jakub@redhat.com>
1772 PR optimization/4994
1773 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
1774 register moves.
1776 2002-02-21 Jakub Jelinek <jakub@redhat.com>
1778 PR c++/4574
1779 * expr.h (expand_and): Add mode argument.
1780 * expmed.c (expand_and): Add mode argument.
1781 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
1782 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
1783 * except.c (expand_builtin_extract_return_addr): Likewise.
1784 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
1785 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
1786 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
1787 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
1788 * config/c4x/c4x.md: Use GEN_INT (x) instead of
1789 gen_rtx (CONST_INT, VOIDmode, x).
1791 2002-02-21 Jakub Jelinek <jakub@redhat.com>
1793 PR c/4697:
1794 * stmt.c (warn_if_unused_value): Move side effects test once more.
1796 2002-02-20 Torbjorn Granlund <tege@swox.com>
1798 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
1799 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
1801 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
1803 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
1804 SUBREG or ZERO_EXTEND.
1806 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
1808 * sh.h (current_function_anonymous_args): Remove.
1809 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
1810 of current_function_varargs and current_function_stdarg is set.
1811 * sh.c (sh_expand_prologue): Check current_function_varargs /
1812 current_function_stdarg / TARGET_SH5 instead of
1813 current_function_anonymous_args.
1815 * sh64.h (TARGET_VERSION): Define.
1817 2002-02-20 David Edelsohn <edelsohn@gnu.org>
1819 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
1820 VRSAVE_REGNO on TARGET_ALTIVEC.
1822 2002-02-20 Alan Modra <amodra@bigpond.net.au>
1824 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
1825 bits of SImode const_int.
1826 (includes_rshift_p): Likewise.
1827 (print_operand): Call mask_operand and mask64_operand with correct
1828 mode.
1829 (rs6000_output_function_epilogue): Pad traceback table to word.
1830 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
1831 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
1832 mask64_operand with correct mode.
1833 (FUNCTION_ARG_REGNO_P): Correct parentheses.
1835 2002-02-20 Jakub Jelinek <jakub@redhat.com>
1837 PR debug/4461
1838 * varasm.c (get_pool_constant_mark): New.
1839 * rtl.h (get_pool_constant_mark): Add prototype.
1840 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
1841 be represented if it has not been output.
1843 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
1845 * combine.c (do_SUBST): Sanity check substitutions of
1846 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
1847 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
1848 CONST_INT into its operand.
1849 (known_cond): Likewise, for ZERO_EXTEND.
1850 * simplify-rtx.c (simplify_unary_operation): Fix condition to
1851 allow for simplification of wide modes. Reject CONST_INTs in
1852 ZERO_EXTEND when their actual mode is not given.
1854 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
1856 * c-decl.c (pushdecl): If no global declaration is found for an
1857 extern declaration in block scope, try a limbo one.
1859 2002-02-20 Jakub Jelinek <jakub@redhat.com>
1861 PR c++/4401
1862 * c-common.c (pointer_int_sum): Moved from...
1863 * c-typeck.c (pointer_int_sum): ...here.
1864 * c-common.h (pointer_int_sum): Add prototype.
1866 2002-02-20 Jakub Jelinek <jakub@redhat.com>
1868 PR c++/5713
1869 * c-decl.c (duplicate_decls): Return 0 if issued error about
1870 redeclaration.
1872 2002-02-20 Roger Sayle <roger@eyesopen.com>
1873 Jakub Jelinek <jakub@redhat.com>
1875 PR c/4389
1876 * tree.c (host_integerp): Ensure that the constant integer is
1877 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
1878 when pos is zero or non-zero respectively. Clarify comment.
1879 * c-format.c (check_format_info_recurse): Fix host_integerp
1880 usage; the pos argument should be zero when assigning to a
1881 signed HOST_WIDE_INT.
1883 2002-02-20 Richard Henderson <rth@redhat.com>
1885 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
1886 of the operand, rather than assuming TImode.
1887 (ix86_expand_binop_builtin): Cope with commutative patterns
1888 using nonimmediate_operand for both operands.
1889 (ix86_expand_timode_binop_builtin): Likewise.
1890 (ix86_expand_store_builtin): Validate operand 1.
1891 (ix86_expand_unop1_builtin): Likewise.
1893 2002-02-20 Philip Blundell <philb@gnu.org>
1895 PR 5705
1896 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
1898 2002-02-20 Richard Henderson <rth@redhat.com>
1900 PR c/5615
1901 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
1903 2002-02-20 Tom Tromey <tromey@redhat.com>
1905 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
1906 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
1907 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
1908 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
1909 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
1910 unconditionally.
1912 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
1914 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
1915 for (const_int 0) in X not just INTVAL.
1917 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
1919 * doc/extend.texi: Avoid or reduce overfull hboxes.
1921 2002-02-20 Diego Novillo <dnovillo@redhat.com>
1923 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
1924 operations if the field does not start at a mode boundary.
1926 2001-02-20 Joel Sherrill <joel@OARcorp.com>
1928 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
1929 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
1930 Also done for -Acpu and -Amachine.
1932 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
1934 * cppinit.c (init_dependency_output): Take deps output file
1935 from -o if none given with -MF. Suppress normal output.
1936 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
1937 * doc/cpp.texi, doc/invoke.texi: Update.
1939 2002-02-19 Zack Weinberg <zack@codesourcery.com>
1941 * toplev.c (output_quoted_string): Write unprintable
1942 characters with octal escapes.
1944 2002-02-19 David Edelsohn <edelsohn@gnu.org>
1946 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
1947 really_call_used[VRSAVE_REGNO] if not Altivec.
1949 2002-02-19 Alan Modra <amodra@bigpond.net.au>
1951 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
1952 MODE_MASK.
1953 (constant_pool_expr_1): Fix formatting.
1954 (rs6000_legitimize_reload_address): Likewise.
1956 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1958 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
1959 now that we have one.
1961 2002-02-19 Zack Weinberg <zack@codesourcery.com>
1963 * tree.h (struct tree_common): Remove aux. Add unused_0 at
1964 end of first block of bitfields (which was only seven bits);
1965 rename dummy to unused_1; remove comment which is no longer true.
1967 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
1969 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
1971 2002-02-19 Philip Blundell <pb@nexus.co.uk>
1973 PR 5399
1974 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
1975 if generating PIC.
1977 PR 5054
1978 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
1979 arm_is_longcall_p rather than inspecting call-type cookie
1980 directly.
1981 (call_value_insn) [TARGET_THUMB]: Likewise.
1983 2002-02-19 Graham Stott <grahams@redhat.com>
1985 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
1987 2002-02-19 David Edelsohn <edelsohn@gnu.org>
1989 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
1990 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
1991 (FP_SAVE_INLINE): Delete.
1993 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
1994 * config/rs6000/eabi.asm: Remove ABI save restore routines.
1995 * config/rs6000/t-ppccomm: Build crtsavres.o.
1996 * config/rs6000/crtsavres.asm: New file.
1998 2002-02-19 Philip Blundell <philb@gnu.org>
2000 * config/arm/arm.c (use_return_insn): Don't reject interrupt
2001 functions.
2002 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
2003 (output_return_instruction): Allow interrupt functions to return with
2004 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
2005 (arm_expand_prologue): Subtract 4 before stacking LR in an
2006 interrupt function.
2008 2002-02-19 Philip Blundell <pb@nexus.co.uk>
2010 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
2011 decl, not just FUNCTION_DECL.
2012 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
2013 (arm_assemble_integer): Likewise.
2014 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
2015 marked local.
2017 2002-02-19 matthew green <mrg@eterna.com.au>
2019 * config.gcc (sparc-*-netbsdelf*): Enable target.
2020 (sparc64-*-netbsd*): New target.
2021 * config/sparc/netbsd-elf.h: New file.
2022 * config/sparc/t-netbsd64: New file.
2024 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
2026 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
2028 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
2030 * doc/invoke.texi: explicitly list the style guidelines that
2031 -Weffc++ checks for.
2033 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
2035 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
2037 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
2039 PR other/5718
2040 * gcc.c (cpp_unique_options): Treat -o as indicating object file
2041 only if not -E. If -E, pass -o through to the preprocessor.
2043 2002-02-19 Kazu Hirata <kazu@hxi.com>
2045 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
2046 register number with an appropriate macro.
2048 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
2050 * doc/rtl.texi (Constants): Close @code tag.
2052 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
2054 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
2055 ("mmx_uavgv4hi3"): Same.
2056 ("pmulhrwv4hi3"): Same.
2058 * tree-inline.c (walk_tree): Handle vectors.
2060 * c-common.c (constant_expression_warning): Handle vectors.
2061 (overflow_warning): Same.
2063 * sched-deps.c (sched_analyze_2): Handle vectors.
2065 * rtlanal.c (rtx_unstable_p): Handle vectors.
2066 (rtx_varies_p): Same.
2067 (count_occurrences): Same.
2068 (regs_set_between_p): Same.
2069 (modified_between_p): Same.
2070 (modified_in_p): Same.
2071 (volatile_insn_p): Same.
2072 (volatile_refs_p): Same.
2073 (side_effects_p): Same.
2074 (may_trap_p): Same.
2075 (inequality_comparisons_p): Same.
2076 (replace_regs): Same.
2077 (computed_jump_p_1): Same.
2079 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
2080 argument.
2081 (inner_mode_array): New.
2082 (copy_rtx): Handle vectors.
2083 (copy_most_rtx): Same.
2084 (rtx_equal_p): Same.
2085 (get_mode_alignment): Adjust for vectors.
2087 * resource.c (mark_referenced_resources): Handle vectors.
2088 (mark_set_resources): Same.
2090 * reload1.c (eliminate_regs): Handle vectors.
2091 (elimination_effects): Same.
2092 (scan_paradoxical_subregs): Same.
2094 * reload.c (subst_reg_equivs): Handle vectors.
2096 * regrename.c (scan_rtx): Handle vectors.
2098 * regclass.c (reg_scan_mark_refs): Handle vectors.
2100 * recog.c (find_single_use_1): Handle vectors.
2102 * local-alloc.c (equiv_init_varies_p): Handle vectors.
2103 (contains_replace_regs): Same.
2104 (memref_referenced_p): Same.
2106 * integrate.c (copy_rtx_and_substitute): Handle vectors.
2107 (subst_constants): Same.
2109 * genattrtab.c (attr_copy_rtx): Handle vectors.
2110 (encode_units_mask): Same.
2111 (clear_struct_flag): Same.
2112 (count_sub_rtxs): Same.
2114 * gcse.c (want_to_gcse_p): Handle vectors.
2115 (oprs_unchanged_p): Same.
2116 (hash_expr_1): Same.
2117 (oprs_not_set_p): Same.
2118 (expr_killed_p): Same.
2119 (compute_transp): Same.
2120 (store_ops_ok): Same.
2122 * function.c (purge_addressof_1): Do not allow paradoxical subregs
2123 of vectors.
2124 (fixup_var_refs_1): Same.
2125 (instantiate_virtual_regs_1): Same.
2127 * fold-const.c (operand_equal_p): Handle vectors.
2128 (fold): Same.
2129 (rtl_expr_nonnegative_p): Same.
2131 * flow.c (mark_used_regs): Handle vectors.
2133 * df.c (df_uses_record): Handle vectors.
2135 * cselib.c (cselib_subst_to_values): Handle vectors.
2136 (cselib_mem_conflict_p): Same.
2137 (hash_rtx): Same.
2139 * cse.c (canon_reg): Handle vectors.
2140 (fold_rt): Same.
2141 (cse_process_notes): Same.
2142 (count_reg_usage): Same.
2143 (canon_hash): Same.
2145 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
2147 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
2149 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
2150 (gen_rtx): Handle CONST_VECTOR.
2151 (gen_const_vector_0): New.
2152 (copy_rtx_if_shared): CONST_VECTORs can be shared.
2153 (reset_used_flags): Same.
2154 (copy_insn_1): Same.
2155 (initializer_constant_valid_p): Handle VECTOR_CST.
2157 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
2159 * doc/rtl.texi (Constants): Document const_vector.
2160 (CONST0_RTX): Update for vectors.
2161 (RTL sharing): Same.
2163 * print-tree.c (print_node): Add case for VECTOR_CST.
2165 * tree.h (TREE_VECTOR_CST_ELTS): New.
2166 (struct tree_vector): New.
2167 (union tree_node): Add vector node.
2168 (build_vector): Add prototype.
2170 * tree.def (VECTOR_CST): New.
2172 * tree.c (build_vector): New.
2174 * expmed.c (make_tree): Handle CONST_VECTOR.
2176 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
2177 (CONST_VECTOR_ELT): New.
2178 (CONST_VECTOR_NUNITS): New.
2180 * machmode.h (GET_MODE_INNER): New.
2181 (DEF_MACHMODE): Accept 8th arg.
2183 * machmode.def: Add 8th argument for vector inner mode.
2184 Add inner vector modes for vectors.
2186 * rtl.def (VEC_CONST): Remove.
2187 (CONST_VECTOR): New.
2189 * expr.c (clear_storage): Allow vectors.
2190 (is_zeros_p): Handle VECTOR_CST.
2192 * varasm.c (output_constant_pool): Handle vectors.
2193 (rtx_const): Add veclo and vechi fields.
2194 (kind): Add RTX_VECTOR.
2195 (decode_rtx_const): Add case for vector.
2197 * config/rs6000/rs6000-protos.h: Add zero_constant.
2199 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
2200 constants. Force easy vector constants into memory.
2201 (easy_vector_constant): New.
2202 (emit_easy_vector_constant): New.
2203 (rs6000_legitimize_reload_address): Do not generate bad reloads on
2204 darwin.
2206 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
2207 instruction does.
2208 ("altivec_lvxl"): Same.
2209 (altivec_lvebx): Same.
2210 (altivec_lvehx): Same.
2211 (altivec_lvewx): Same.
2212 ("*movv4si_const0"): New.
2213 ("*movv4sf_const0"): New.
2214 ("*movv8hi_const0"): New.
2215 ("*movv16qi_const0"): New.
2217 2002-02-18 Kazu Hirata <kazu@hxi.com>
2219 * config/h8300/h8300.c (notice_update_cc): Use
2220 cc_status.value2.
2222 2002-02-18 Kazu Hirata <kazu@hxi.com>
2224 * config/h8300/h8300.md (divmod patterns): Change the
2225 constraints for operands[1] to register_operand.
2227 2002-02-18 Kazu Hirata <kazu@hxi.com>
2229 * config/h8300/h8300-protos.h: Remove the prototype for
2230 p_operand.
2231 * config/h8300/h8300.c (p_operand): Remove.
2232 * config/h8300/h8300.md: Replace p_operand with
2233 const_int_operand.
2235 2002-02-18 Philip Blundell <pb@nexus.co.uk>
2237 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
2238 comment.
2239 (output_return_instruction): Allow use of LDR to unstack
2240 return addresss even for interrupt handlers or when
2241 interworking. If compiling for ARMv5, use interworking-safe
2242 return instructions by default. Remove duplicated code and
2243 lengthy "strcat" sequences.
2245 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2247 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
2248 (LINK_EH_SPEC): Define.
2249 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
2251 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2253 * config/s390/s390.c (s390_emit_prologue): Do not set the
2254 frame_related flag for call-clobbered registers.
2256 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
2258 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
2259 (construct_container): Fix handling of SSE operands.
2260 (ix86_expand_builtin): Fix handling of 64bit pointers.
2261 (mmx_maskmovq_rex): New pattern.
2263 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
2265 * regrename.c (kill_set_value): Handle subregs properly.
2267 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
2269 * objc/objc-act.c (handle_impent): Remove leading '*'
2270 from objc_class_name.
2272 2002-02-17 Richard Henderson <rth@redhat.com>
2274 * config/alpha/alpha.c (some_small_symbolic_operand,
2275 some_small_symbolic_operand_1, split_small_symbolic_operand,
2276 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
2277 Handle small SYMBOL_REFs anywhere, not just inside memories.
2278 * config/alpha/alpha-protos.h: Update.
2279 * config/alpha/alpha.h (PREDICATE_CODES): Update.
2280 * config/alpha/alpha.md (small symbolic operand splitter): Update.
2282 2002-02-17 Roland McGrath <roland@frob.com>
2284 * config.gcc (powerpc-*-gnu-gnualtivec*,
2285 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
2286 * config/rs6000/gnu.h: New file.
2287 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
2288 Grok "gnu" in rs6000_abi_name.
2289 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
2290 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
2291 Grok -mcall-gnu analogous to -mcall-linux et al.
2292 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
2293 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
2294 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
2296 2002-02-17 Jakub Jelinek <jakub@redhat.com>
2298 PR c/3444:
2299 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
2300 shortening.
2302 2002-02-17 Philipp Thomas <pthomas@suse.de>
2304 * config/cris/cris.h: Undefine STARTFILE_SPEC and
2305 ENDFILE_SPEC before (re)defining them.
2307 2002-02-17 Kazu Hirata <kazu@hxi.com>
2309 * config/h8300/h8300.c: Fix formatting.
2310 * config/h8300/h8300.h: Likewise.
2312 2002-02-17 Philipp Thomas <pthomas@suse.de>
2314 * doc/tm.texi: Explain why empty strings should not be
2315 marked for translation.
2317 2002-02-17 Philipp Thomas <pthomas@suse.de>
2319 * final.c (output_operand_lossage): Changed to accept
2320 printf style arguments. Change calls where necessary.
2321 * output.h (output_operand_lossage): Change declaration
2322 accordingly. Update copyright.
2323 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
2324 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
2325 Update copyright date where necessary.
2327 * config/i386/i386.c (print_operand): Likewise. Remove use of
2328 sprintf.
2330 * config/cris/cris.c (cris_operand_lossage): Likewise.
2331 Rename parameter so that exgettext recognizes it as
2332 translatable message.
2333 (LOSE_AND_RETURN): Rename parameter to msgid.
2335 2002-02-17 Kazu Hirata <kazu@hxi.com>
2337 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
2338 hard coded register number with an appropriate macro.
2339 (HARD_REGNO_MODE_OK): Likewise.
2340 (ARG_POINTER_REGNUM): Likewise.
2341 (STATIC_CHAIN_REGNUM): Likewise.
2342 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
2343 * config/h8300/h8300.md (define_constants): Define more
2344 register numbers.
2346 2002-02-17 Philipp Thomas <pthomas@suse.de>
2348 * config/i386/i386.h: Don't mark empty strings for translation.
2350 2002-02-16 H.J. Lu <hjl@gnu.org>
2352 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2354 2002-02-16 Zack Weinberg <zack@codesourcery.com>
2356 * cppinit.c (merge_include_chains): Check for brack being
2357 NULL before attempting to merge it with qtail.
2359 2002-02-16 Andrew Cagney <ac131313@redhat.com>
2361 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
2362 DBX_DEBUG.
2364 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2366 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
2368 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2370 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
2371 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
2372 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
2374 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2376 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
2377 now only if !TARGET_FIX.
2378 (*movsi_nt_vms_fix): New pattern.
2380 2002-02-16 Douglas B Rupp <rupp@gnat.com>
2382 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
2383 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
2384 (alpha_sa_mask, alpha_sa_size): Reflect above change.
2385 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
2386 (alpha_start_function, alpha_expand_epilogue): Likewise.
2387 (unicosmk_gen_dsib): Likewise.
2389 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2391 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
2393 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
2395 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
2396 check_and_change_labels, s390_final_chunkify): Delete.
2397 (s390_split_branches, s390_chunkify_pool): New functions.
2398 (s390_function_prologue): Call them.
2400 * config/s390/s390.h (S390_REL_MAX): Delete.
2401 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
2403 * config/s390/s390.md (cjump, icjump, jump): Fix length
2404 attribute calculation.
2407 2002-02-15 David Edelsohn <edelsohn@gnu.org>
2409 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
2410 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
2412 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
2414 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
2415 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
2416 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
2418 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
2420 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
2422 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
2424 * reload.c (find_dummy_reload): Check that an output register
2425 is valid for its mode.
2427 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
2429 * combine.c (known_cond): After replacing the REG of a SUBREG, try
2430 to simplify it.
2432 * function.c (assign_parms): Demote promoted argument passed by
2433 transparent reference.
2435 2001-02-14 Joel Sherrill <joel@OARcorp.com>
2437 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
2438 -Acpu() and -Amachine() to eliminate warnings.
2440 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
2442 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
2444 2002-02-14 Kazu Hirata <kazu@hxi.com>
2446 * config/h8300/h8300-protos.h: Update the prototype for
2447 const_costs.
2448 * config/h8300/h8300.c (const_costs): Treat SET as a little
2449 more expensive operation.
2450 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
2451 reference to const_costs.
2453 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
2455 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
2457 2002-02-14 Jakub Jelinek <jakub@redhat.com>
2459 PR c/5503:
2460 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
2461 use arguments from newtype.
2463 2002-02-13 Eric Christopher <echristo@redhat.com>
2465 * config/mips/mips.c (override_options): Add check for march/mipsX
2466 on the same command line. Fix error message in cpu processing.
2467 Remove architecture and ISA checks.
2469 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
2471 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
2473 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
2475 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
2477 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
2478 alternatives.
2479 ("*movv8hi_internal1"): Same.
2480 ("*movv16qi_internal1"): Same.
2481 ("*movv4sf_internal1"): Same.
2483 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
2484 not push_reload for altivec modes.
2486 2002-02-13 Joel Sherrill <joel@OARcorp.com>
2488 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
2489 all RTEMS targets including removal of #includes from config/*/rtems*.h
2490 file and adding them to tm_file setting. Added xm_defines=POSIX to
2491 many targets.
2492 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
2493 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
2494 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
2495 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
2496 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
2497 config/m68k/rtemself.h: Ditto.
2498 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
2499 config/mips/rtems64.h: Ditto.
2500 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
2501 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
2502 Ditto.
2503 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
2504 config/sparc/rtemself.h: Ditto.
2505 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
2506 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
2507 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
2508 more like arm-elf.
2509 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
2510 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
2511 target made more similar to i386-elf.
2512 * config/i386/t-rtems-i386: Added soft float support and multilibs.
2513 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
2514 be similar to config/m68k/t-m68kelf.
2515 * gthr-rtems.h: Encapsulate with extern "C" for C++.
2517 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
2519 * regmove.c (kill_value): Handle subregs.
2521 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
2523 * i386.md (mul patterns): Allow memory operand to be first;
2524 add expanders where needed; fix constraints.
2525 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
2526 Allow memory operand to be the first.
2528 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
2529 operands.
2531 2002-02-13 Jakub Jelinek <jakub@redhat.com>
2533 PR c/5681:
2534 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
2535 GET_MODE (x).
2537 2002-02-13 Jakub Jelinek <jakub@redhat.com>
2539 PR optimization/5547:
2540 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
2541 all valid IA-32 address modes involving non-scaled %ebx and
2542 GOT/GOTOFF as displacement.
2544 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
2546 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
2547 after emitting ltorg insns.
2549 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
2550 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
2551 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
2552 *abssf2): Fix "op_type" attribute.
2554 2002-02-13 Douglas B Rupp <rupp@gnat.com>
2556 * mkconfig.sh: Avoid using a subshell redirect.
2557 ($output.T): Change to $(output)T.
2558 (ENABLE_NLS): Remove unneeded undef.
2560 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
2561 * config/alpha/x-vms (libsubdir): Define.
2563 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
2564 register frame procedures. Optimize retrieving context.
2566 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
2567 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
2568 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
2570 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2572 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
2573 Make same change as for find_base_value.
2575 2002-02-13 Kazu Hirata <kazu@hxi.com>
2577 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
2578 of QImode and SImode.
2580 2002-02-13 Kazu Hirata <kazu@hxi.com>
2582 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
2583 length computation of movsi.
2584 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
2586 2002-02-13 Kazu Hirata <kazu@hxi.com>
2588 * config/h8300/h8300.md (subqi3): Tighten the predicate for
2589 operands[2] to register_operand.
2591 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
2593 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
2595 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
2597 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
2598 for altivec_lvx* and altivec_stvx*.
2599 ("*movv4si_internal"): Add constraint for loading from GPRs.
2600 ("*movv8hi_internal1"): Same.
2601 ("*movv16qi_internal1"): Same.
2602 ("*movv4sf_internal1"): Same.
2604 * config/rs6000/rs6000.c (altivec_register_operand): New.
2606 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
2607 altivec_register_operand.
2609 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
2611 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
2612 handle SYMBOL_REF.
2614 2002-02-13 Stan Shebs <shebs@apple.com>
2616 * c-typeck.c (digest_init): Handle vectors.
2617 (really_start_incremental_init): Same.
2618 (pop_init_level): Same.
2619 (process_init_element): Same.
2621 * varasm.c (output_constant): Same.
2623 * expr.c (clear_storage): Same.
2624 (store_constructor): Same.
2626 2002-02-12 Eric Christopher <echristo@redhat.com>
2628 * explow.c (hard_function_value): Add comment explaining
2629 signed/unsigned comparison.
2631 2002-02-12 Jakub Jelinek <jakub@redhat.com>
2633 * jump.c (never_reached_warning): Add finish argument.
2634 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
2635 real insn after end.
2636 * rtl.h (never_reached_warning): Adjust prototype.
2637 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
2638 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
2639 never_reached_warning.
2641 2002-02-12 Graham Stott <grahams@redhat.com>
2643 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
2645 2002-02-12 Kazu Hirata <kazu@hxi.com>
2647 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
2648 logical shifts on H8/300.
2649 (shift_alg_si): Improve several shifts on H8/300.
2650 (get_shift_alg): Likewise.
2652 2002-02-12 Graham Stott <grahams@redhat.com>
2654 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
2656 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2658 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
2659 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
2661 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
2663 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
2664 non-CONST_INT through default_assemble_integer.
2665 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
2666 <case 8>: Abort for CONST_DOUBLE.
2668 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
2670 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
2671 is specified.
2672 * config/pa/pa-linux.h (LIB_SPEC): Delete.
2673 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
2675 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
2677 * config/stormy16/stormy16.md (zero_extendqihi2): New.
2679 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
2681 * regrename.c (regrename_optimize): Don't accept a
2682 part-clobbered register if the replaced register is not part
2683 clobbered.
2685 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
2686 take padding into account when computing the argument value.
2688 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
2690 * combine.c (try_combine): Apply substitutions in
2691 CALL_INSN_FUNCTION_USAGE too.
2693 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
2695 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
2696 __builtin_altivec_abs*.
2697 (bdesc_abs): New.
2699 * config/rs6000/rs6000.h (rs6000_builtins): Add
2700 ALTIVEC_BUILTIN_ABS*.
2702 * config/rs6000/altivec.h: Use const char for builtins expecting
2703 literals.
2704 (vec_abs): New versions for C and C++.
2705 (vec_abss): Same.
2707 2002-02-10 Kazu Hirata <kazu@hxi.com>
2709 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
2710 using Pmode.
2712 2002-02-10 Kazu Hirata <kazu@hxi.com>
2714 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
2715 constant definition from h8300.md.
2716 (FRAME_POINTER_REGNUM): Likewise.
2717 * config/h8300/h8300.md (define_constants): Add FP_REG.
2719 2002-02-10 Kazu Hirata <kazu@hxi.com>
2721 * config/h8300/h8300.c (print_operand): Remove redundant code.
2723 2002-02-10 Kazu Hirata <kazu@hxi.com>
2725 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
2726 * config/h8300/h8300.c (byte_reg): Make it static.
2728 2002-02-10 Richard Henderson <rth@redhat.com>
2730 PR c/5623
2731 * c-typeck.c (incomplete_type_error): Handle flexible array members.
2733 2002-02-10 Richard Henderson <rth@redhat.com>
2735 PR c++/5624
2736 * tree.c (append_random_chars): Don't abort if main_input_filename
2737 does not exist.
2739 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
2741 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
2743 2002-02-10 Kazu Hirata <kazu@hxi.com>
2745 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
2746 (pushhi1): Likewise.
2748 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
2750 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
2751 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
2753 2002-02-09 David O'Brien <obrien@FreeBSD.org>
2755 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
2756 remove MASK_VIS.
2757 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
2759 2002-02-09 Kazu Hirata <kazu@hxi.com>
2761 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
2762 a half of an SImode register on H8/300.
2764 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
2766 * i386.md (movdi_2): Add missing '!'.
2768 2002-02-09 Kazu Hirata <kazu@hxi.com>
2770 * config/h8300/h8300.h: Fix formatting. Remove commented-out
2771 definitions.
2773 2002-02-09 Kazu Hirata <kazu@hxi.com>
2775 * config/h8300/h8300.md (length): Correct the distance valid
2776 for the short branch.
2778 2002-02-09 Kazu Hirata <kazu@hxi.com>
2780 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
2782 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
2784 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
2785 registers in SImode.
2786 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
2787 part-clobbered.
2789 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
2790 patch.
2792 Contribute sh64-elf.
2793 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
2794 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
2795 (sh_cannot_modify_jumps_p): New function.
2796 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
2797 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
2798 (sh_ms_bitfield_layout_p): New function.
2799 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
2800 Zack Weinberg <zack@codesourcery.com>
2801 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
2802 expand_simple_binop instead of expand_binop.
2803 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
2804 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
2805 use of .quad and .uaquad.
2806 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
2807 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
2808 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
2809 * config/sh/sh.md (movdi_const, movdi_const_32bit,
2810 movdi_const_16bit): Make sure all CONSTs have modes.
2811 (sym2PIC): Ditto, but by adjusting all callers.
2812 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
2813 if the prologue calls the SHmedia argument decoder or register
2814 saver.
2815 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
2816 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
2817 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
2818 (sh_expand_epilogue): Don't emit USE of return target register.
2819 (prepare_move_operands): Legitimize DImode PIC addresses.
2820 (sh_media_register_for_return): Skip tr0, used to initialize the
2821 PIC register.
2822 (sh_expand_prologue): Remove explicit USE of return register.
2823 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
2824 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
2825 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
2826 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
2827 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
2828 EXTRA_CONSTRAINT_T.
2829 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
2830 (MOVI_SHORI_BASE_OPERAND_P): New.
2831 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
2832 (EXTRA_CONSTRAINT_T): Define in terms of them.
2833 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
2834 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
2835 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
2836 alternatives supporting TARGET_REGS.
2837 (UNSPEC_GOTPLT): New constant.
2838 (movdi split): Move incrementing of LABEL_NUSES...
2839 (movdi_const, movdi_const_32bit): Here. Use
2840 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
2841 (movdi_const_16bit): New.
2842 (call, call_value) [flag_pic]: Use GOTPLT.
2843 (call_pop, call_value_pop): New expands.
2844 (call_pop_compact, call_pop_rettramp): New insns.
2845 (call_value_pop_compact, call_value_pop_rettramp): New insns.
2846 (sibcall) [flag_pic]: Use GOT.
2847 (builtint_setjmp_receiver): Remove bogus, unused expand.
2848 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
2849 (*pt, *ptb, ptrel): New insns.
2850 (sym2GOT): Handle DImode GOT.
2851 (sym2GOTPLT, symGOTPLT2reg): New expands.
2852 (sym2PIC): New expand.
2853 (shcompact_return_tramp): Use GOTPLT to return trampoline.
2854 (shcompact_return_tramp_i): Use return register explicitly.
2855 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
2856 disable flag_reorder_blocks.
2857 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
2858 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
2859 clobbers, for clarity.
2860 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
2861 restoring of r0 in macl as MAYBE_DEAD.
2862 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
2863 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
2864 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
2865 alter_subreg all over.
2866 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
2867 reload, instead of emitting instructions that would require
2868 reloading.
2869 (casesi_load_media): Add missing modes.
2870 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
2871 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
2872 as used if the argument decoder is called.
2873 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
2874 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
2875 Pmode, then extend it to DImode if necessary.
2876 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
2877 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
2878 constants in FPU-enabled SHmedia, let them be loaded from memory.
2879 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
2880 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
2881 Adjust whitespace in assembly output templates.
2882 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
2883 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
2884 mode of if_then_else.
2885 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
2886 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
2887 sh.h.
2888 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
2889 Joern Rennecke <amylaar@redhat.com>
2890 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
2891 (SUBTARGET_CPP_PTR_SPEC): New.
2892 (SUBTARGET_CPP_SPEC): Remove.
2893 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
2894 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
2895 Fix typo in previous checkin.
2896 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
2897 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
2898 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
2899 Alexandre Oliva <aoliva@redhat.com>
2900 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
2901 what single FP register can hold for SHmedia target.
2902 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
2903 Alexandre Oliva <aoliva@redhat.com>
2904 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
2905 Do not split into SUBREG.
2906 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
2907 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
2908 and added new functions as specified in SH5 ABI r9.
2909 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
2910 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
2911 8-byte boundary.
2912 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
2913 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
2914 gen_consttable_4 and gen_consttable_8. Emit multiple labels
2915 and consttable_window_ends.
2916 2001-06-03 Graham Stott <grahams@redhat,com>
2917 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
2918 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
2919 * config/sh/sh.c (print_operand): Handle floating-point pair,
2920 vector and matrix registers.
2921 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
2922 vector modes into account.
2923 * config/sh/sh.md (movv2sf): Split move between registers into
2924 movdf.
2925 (movv4sf, movv16sf): Introduce insns that get split only after
2926 reload.
2927 * config/sh/shmedia.h: Fix Copyright dates.
2928 * config/sh/ushmedia.h: Likewise. Move loop counter
2929 declarations into conditionals that uses them.
2930 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
2931 loop boundary.
2932 * config/sh/sshmedia.h: Fix Copyright dates.
2933 (sh_media_PUTCFG): Fix constraints.
2934 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
2935 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
2936 ptrmemfunc_vbit_in_delta for SH5.
2937 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
2938 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
2939 * invoke.texi: Likewise.
2940 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
2941 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
2942 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
2943 GCC_pop_shmedia_regs_nofpu): New global symbols.
2944 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
2945 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
2946 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
2947 compact function with nonlocal labels.
2948 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
2949 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
2950 (initial_elimination_offset): Account for their stack space.
2951 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
2952 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
2953 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
2954 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
2955 least one of the operands to be a register.
2956 (movv2sf): Likewise. Renamed to movv2sf_i.
2957 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
2958 prepare_move_operands() before emitting SHmedia insns.
2959 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
2960 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
2961 Don't save nor initialize r12. Don't mis-align the stack.
2962 Pad the code with a nop.
2963 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
2964 stack.
2965 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
2966 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
2967 [__SHMEDIA__]: Implement.
2968 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
2969 * config/sh/sh.md: Set latency of `pt' closer to reality.
2970 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
2971 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
2972 Set move, load and store type attributes.
2973 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
2974 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
2975 profiling.
2976 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
2977 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
2978 * config/sh/sh.c (sh_media_register_for_return): New function.
2979 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
2980 branch-target register.
2981 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
2982 * config/sh/sh.md (return_media_i): Use any call-clobbered
2983 branch-target register.
2984 (return_media): If r18 wasn't copied in the prologue, copy it
2985 here.
2986 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
2987 Clear class FP0_REGS.
2988 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
2989 from elf.h.
2990 2001-03-08 DJ Delorie <dj@redhat.com>
2991 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
2992 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
2993 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
2994 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
2995 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
2996 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
2997 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
2998 return value correctly for call_cookie.
2999 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
3000 * config/sh/crt1.asm (start): Modified so as to call
3001 ___setup_argv_and_call_main.
3002 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
3003 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
3004 SHmedia mode.
3005 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
3006 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
3007 (STRIP_NAME_ENCODING): Use it.
3008 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
3009 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
3010 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
3011 prepare_scc_operands().
3012 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
3013 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
3014 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
3015 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
3016 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
3017 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
3018 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
3019 used in shcompact_incoming_args.
3020 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
3021 change.
3022 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
3023 mode.
3024 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
3025 Adjust accordingly.
3026 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
3027 Simplify. Adjust. Add sanity check.
3028 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
3029 FPU_SINGLE_BIT.
3030 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
3031 TARGET_SHCOMPACT.
3032 (udivsi3, divsi3): Use them.
3033 (force_mode_for_call): New insn.
3034 (call, call_value, sibcall_value): Emit it before SHcompact
3035 calls.
3036 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
3037 * config/sh/sh.md (call, call_value, sibcall): Make sure the
3038 call cookie is non-NULL before taking its value.
3039 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
3040 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
3041 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
3042 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
3043 block.
3044 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
3045 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
3046 temporary for stack adjusts. Use MACL and MACH to pass
3047 arguments to shcompact_incoming_args.
3048 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
3049 clobber r1.
3050 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
3051 (nested_trampoline): Load static chain address into r1.
3052 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
3053 2001-01-07 Alexandre Oliva <aoliva@redhat.com
3054 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
3055 fp_arith_reg_operand().
3056 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
3057 * config/sh/sh.md (casesi): Sign-extend the first two operands,
3058 and use signed compares for them.
3059 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
3060 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
3061 ones properly aligned.
3062 (find_barrier): Account for extra alignment needed for 8-byte wide
3063 constants.
3064 (machine_dependent_reorg): Require a label for the second 4-byte
3065 constant after an 8-byte one.
3066 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
3067 change.
3068 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
3069 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
3070 last_float when switching float modes.
3071 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
3072 auto-increment for general-purpose registers.
3073 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
3074 result.
3075 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
3076 for stack adjust.
3077 * config/sh/sh.c (sh_builtin_saveregs): Support using all
3078 registers for varargs.
3079 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
3080 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
3081 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
3082 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
3083 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
3084 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
3085 call_cookie accordingly.
3086 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
3087 (SHCOMPACT_BYREF): Likewise.
3088 (SHCOMPACT_FORCE_ON_STACK): New macro.
3089 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
3090 (sh_builtin_saveregs): Likewise.
3091 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
3092 shcompact_incoming_args): Use new shift values. Support
3093 sequences of consecutive and non-consecutive pushes/pops.
3094 * config/sh/sh.md (return): Don't explicitly use PR_REG.
3095 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
3096 * config/sh/sh.h (TEXT_SECTION): Define.
3097 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
3098 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
3099 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
3100 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
3101 return values on FPU-enabled SHmedia.
3102 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
3103 FPU-enabled SHmedia.
3104 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
3105 value is returned in a non-FP reg and is not returned by
3106 reference.
3107 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
3108 jump_ind.
3109 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
3110 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
3111 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
3112 quad-aligned to be passed by callee-copy reference.
3113 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
3114 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
3115 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
3116 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
3117 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
3118 copying low-numbered FP regs to r7 and r8.
3119 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
3120 FP regs to general-purpose regs only if the copy was passed on the
3121 stack.
3122 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
3123 copying FP reg to r9.
3124 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
3125 copy FP regs to general-purpose regs only in outgoing calls.
3126 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
3127 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
3128 HOST_WIDE_INT.
3129 * config/sh/sh.h (struct sh_args): Document all fields.
3130 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
3131 passed partially on the stack should not consider making
3132 sibcalls.
3133 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
3134 stack_regs only for incoming calls. When passing FP args,
3135 make sure there are FP regs available before modifying
3136 call_cookie.
3137 (SHCOMPACT_BYREF): Pass double args in general-purpose
3138 registers by reference.
3139 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
3140 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
3141 attempt to generate sibcalls if the caller got any arguments
3142 by reference.
3143 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
3144 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
3145 to 8-byte boundaries.
3146 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
3147 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
3148 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
3149 stored in the stack.
3150 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
3151 for the offsets to have the ISA bit set.
3152 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
3153 invocation. Use beq instead of bgt to mark end of sequence of
3154 loads.
3155 (shcompact_incoming_args): Fix store of r2. Use beq instead of
3156 bgt to mark end of sequence of stores.
3157 * config/sh/sh.c (arith_operand): Don't check whether
3158 CONST_OK_FOR_J for now.
3159 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
3160 instead of long for conversion.
3161 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
3162 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
3163 before passing it to fprintf.
3164 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
3165 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
3166 Call set_fpscr before reading/writing SR.
3167 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
3168 Call set_fpscr.
3169 * config/sh/lib1funcs.asm: Add `.align 2' directives before
3170 SHmedia code.
3171 (FMOVD_WORKS): Define on SH5 with FPU.
3172 (set_fpscr): Define on SH5. Remove separate _fpscr_values
3173 setting.
3174 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
3175 _fpscr_values.
3176 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
3177 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
3178 address.
3179 (ia_main_table): Ditto.
3180 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
3181 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
3182 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
3183 the definitions from sh.h.
3184 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
3185 TARGET_SH5.
3186 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
3187 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
3188 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
3189 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
3190 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
3191 Increment LABEL_NUSES.
3193 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
3194 TARGET_SH5.
3195 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
3196 defined.
3197 * config/sh/elf.h (SIZE_TYPE): Likewise.
3198 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
3199 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
3200 shcompact_incoming_args): Load switch table addresses using
3201 datalabel.
3202 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
3203 (NO_BUILTIN_SIZE_TYPE): Define.
3204 (SIZE_TYPE): Don't define.
3205 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
3206 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
3207 definition of __SH5__=32 for -m5-compact-nofpu.
3208 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
3209 ADDR_DIFF_VEC.
3210 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
3211 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
3212 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
3213 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
3214 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
3215 (INSN_LENGTH_ALIGNMENT): Likewise.
3216 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3217 * config/sh/sh.md (call, call_value, sibcall): Simplify
3218 copying of non-branch-target register.
3219 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3220 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
3221 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
3222 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3223 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
3224 floating-point values as structs.
3225 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
3226 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
3227 general-purpose register.
3228 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
3229 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
3230 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
3231 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
3232 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
3233 (ENCODE_SECTION_INFO): Enclose variables and constants in
3234 DATALABEL unspecs.
3235 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
3236 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
3237 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
3238 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
3239 only for LABEL_REFs. For SYMBOL_REFs, prepend
3240 SH_DATALABEL_ENCODING to the symbol name.
3241 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
3242 convert_mode().
3243 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
3244 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
3245 UNSPEC_DATALABEL.
3246 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
3247 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
3248 (DATALABEL_REF_P): Don't require CONST.
3249 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
3250 REL label.
3251 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
3252 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
3253 right.
3254 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
3255 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
3256 Use shallow_copy_rtx and PUT_MODE to change the mode of
3257 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
3258 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
3259 on SHmedia using GENERAL_REGs.
3260 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
3261 bltu_media_i): Fix reversion of conditions.
3262 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
3263 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
3264 * config/sh/sh.c (output_far_jump): Save r13 in macl.
3265 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
3266 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
3267 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
3268 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
3269 (GCC_nested_trampoline): Likewise.
3270 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
3271 * config/sh/sh.c (gen_datalabel_ref): Define.
3272 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
3273 (INITIALIZE_TRAMPOLINE): Likewise.
3274 (TRAMPOLINE_ADJUST_ADDRESS): Define.
3275 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
3276 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
3277 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
3278 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
3279 (ic_invalidate): Adjust for SH5.
3280 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
3281 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
3282 _nested_trampoline.
3283 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
3284 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
3285 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
3286 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
3287 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
3288 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
3289 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
3290 * config/sh/sh.c (target_reg_operand): Match only target-branch
3291 registers and pseudos that aren't virtual registers.
3292 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
3293 Copy operands that don't match target_reg_operand to pseudos.
3294 (call_media, call_value_media, sibcall_media): Use
3295 target_reg_operand instead of target_operand.
3296 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
3297 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
3298 * config/sh/sh.c (target_reg_operand): Match hardware registers
3299 other than branch-target registers.
3300 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
3301 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
3302 (fpscr_values) [SH5 == 32]: Define.
3303 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
3304 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
3305 Handle function addresses coming in SUBREGs.
3306 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
3307 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
3308 shcompact_return_trampoline): Use datalabel where appropriate.
3309 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
3310 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
3311 general-purpose register to copy one branch-target register to
3312 another.
3313 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
3314 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
3315 SYMBOL_REFs with VOIDmode.
3316 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
3317 bltu_media_i): New insns.
3318 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
3319 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
3320 (INIT_CUMULATIVE_ARGS): Likewise.
3321 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
3322 * machmode.def (V16SFmode): New mode.
3323 * c-common.c (type_for_mode): Support V2SF and V16SF.
3324 * tree.c (build_common_tree_nodes_2): Likewise.
3325 * tree.h (tree_index): Likewise.
3326 * calls.c (emit_call_1): Take args_so_far. Adjust all
3327 callers. Introduce CALL_POPS_ARGS.
3328 * tm.texi (CALL_POPS_ARGS): Document.
3329 * config/sh/crt1.asm: Implement in SHmedia mode.
3330 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
3331 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
3332 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
3333 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
3334 Implement divsi and udivsi in SHmedia mode. Introduce
3335 SHcompact trampolines.
3336 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
3337 only in SHmedia64.
3338 (regno_reg_class): Rewrite.
3339 (fp_reg_names): Remove.
3340 (sh_register_names, sh_additional_register_names): New.
3341 (print_operand): Added `u'. Support SUBREGs in addresses.
3342 Add parentheses around shifted CONSTs.
3343 (output_file_start): Output .mode and .abi directives.
3344 (shiftcosts, addsubcosts, multcosts): Adjust.
3345 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
3346 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
3347 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
3348 bytes, not registers. Take into account the need for the
3349 SHcompact incoming args trampoline. Adjust all callers.
3350 (sh_expand_prologue): Take stack_regs into account. Call
3351 incoming args trampoline. Keep stack aligned as per SH5 ABI.
3352 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
3353 stack aligned as per SH5 ABI.
3354 (sh_builtin_saveregs): Support SH5 ABI.
3355 (sh_build_va_list, sh_va_start): Likewise.
3356 (initial_elimination_offset): Take alignment into account.
3357 Compute location of PR according to the SH5 stack frame.
3358 (arith_reg_operand): Reject branch-target registers.
3359 (shmedia_6bit_operand): New.
3360 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
3361 (target_reg_operand): Match DImode only. Accept SUBREGs.
3362 (target_operand): New.
3363 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
3364 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
3365 SIBCALL_REGS for SHmedia.
3366 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
3367 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
3368 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
3369 (TARGET_SWITCHES): New SH5 flags.
3370 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
3371 VALID_REGISTER_P to disable unsupported registers.
3372 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
3373 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
3374 (FUNCTION_ARG_PADDING): Define.
3375 (FASTEST_ALIGNMENT): Adjust.
3376 (SH_REGISTER_NAMES_INITIALIZER): New.
3377 (sh_register_names): Declare.
3378 (DEBUG_REGISTER_NAMES): Define.
3379 (REGISTER_NAMES): Define based on sh_register_names.
3380 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
3381 (sh_additional_register_names): Declare.
3382 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
3383 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
3384 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
3385 (REGISTER_NATURAL_MODE): Define.
3386 (FIRST_PSEUDO_REGISTER): Adjust.
3387 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
3388 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
3389 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
3390 (VECTOR_MODE_SUPPORTED_P): Define.
3391 (REG_CLASS_CONTENTS): Adjust.
3392 (SMALL_REGISTER_CLASSES): Adjust.
3393 (REG_ALLOC_ORDER): Adjust.
3394 (INDEX_REG_CLASS): Adjust.
3395 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
3396 (CONST_OK_FOR_LETTER_P): Adjust.
3397 (PREFERRED_RELOAD_CLASS): Adjust.
3398 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
3399 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
3400 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
3401 (FIRST_FP_PARM_REG): Adjust.
3402 (CALL_POPS_ARGS): Define.
3403 (FUNCTION_ARG_REGNO_P): Adjust.
3404 (struct sh_args): New fields.
3405 (GET_SH_ARG_CLASS): Adjust.
3406 (INIT_CUMULATIVE_ARGS): Adjust.
3407 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
3408 (FUNCTION_ARG_ADVANCE): Adjust.
3409 (FUNCTION_ARG): Adjust.
3410 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
3411 (FUNCTION_ARG_CALLEE_COPIES): Define.
3412 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
3413 (STRICT_ARGUMENT_NAMING): Define.
3414 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
3415 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
3416 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
3417 (SETUP_INCOMING_VARARGS): Adjust.
3418 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
3419 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
3420 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
3421 (SUBREG_OK_FOR_INDEX_P): Adjust.
3422 (EXTRA_CONSTRAINT_S): Update.
3423 (EXTRA_CONSTRAINT_T): New.
3424 (EXTRA_CONSTRAINT): Adjust.
3425 (GO_IF_LEGITIMATE_INDEX): Adjust.
3426 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
3427 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
3428 (MOVE_MAX): Adjust.
3429 (MAX_MOVE_MAX): Define.
3430 (Pmode): Adjust.
3431 (CONST_COSTS): Adjust.
3432 (REGISTER_MOVE_COST): Adjust.
3433 (BRANCH_COST): Adjust.
3434 (TEXT_SECTION_ASM_OP): Adjust.
3435 (DBX_REGISTER_NUMBER): Adjust.
3436 (ASM_OUTPUT_DOUBLE_INT): New.
3437 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
3438 (PREDICATE_CODES): Adjust.
3439 (PROMOTE_MODE): Adjust.
3440 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
3441 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
3442 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
3443 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
3444 (DR0_REG, DR2_REG, DR4_REG): Renumber.
3445 (TR0_REG, TR1_REG, TR2_REG): New.
3446 (XD0_REG): Renumber.
3447 (UNSPEC_COMPACT_ARGS): New.
3448 (type): Added pt and ptabs.
3449 (length): Default to 4 on SHmedia. Default pt length to 12
3450 and 20 on SHmedia32 and SHmedia64, respectively.
3451 (pt): New function unit.
3452 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
3453 Add whitespace between operands of SHmedia instructions.
3454 (movdicc): Fix.
3455 (adddi3_media, addsi3_media): Adjust constraints.
3456 (subsi3) [SHmedia]: Force operand 1 into a register.
3457 (udivsi3_i1_media, udivsi3_i4_media): New.
3458 (udivsi3): Support SHmedia.
3459 (divsi3_i1_media, divsi3_i4_media): New.
3460 (divsi3): Support SHmedia.
3461 (anddi3, iordi3, xordi3): Adjust constraints.
3462 (zero_extendhidi2, zero_extendqidi2): New.
3463 (extendsidi2, extendhidi2, extendqidi2): New.
3464 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
3465 (pop_e, pop_fpul, pop_4): Likewise.
3466 (movsi_media): Support FP and BT registers.
3467 (movsi_media_nofpu): New. Adjust splits to DImode.
3468 (lduw, ldub): Renamed to zero_extend* above.
3469 (movqi_media): Fix typo.
3470 (movdi_media): Support FP and BT registers.
3471 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
3472 (movdi_const_32bit): New.
3473 (shori_media): Require immediate operand. Use `u' for output.
3474 (movdf_media, movsf_media): Simplified.
3475 (movdf_media_nofpu, movsf_media_nofpu): New.
3476 (movdf, movsf): Adjust
3477 (movv2sf, movv2sf, movv16sf): New.
3478 (beq_media, beq_media_i): Adjust constraints. Don't use
3479 scratch BT register.
3480 (bne_media, bne_media_i): Likewise.
3481 (bgt_media, bgt_media_i): Likewise.
3482 (bge_media, bge_media_i): Likewise.
3483 (bgtu_media, bgtu_media_i): Likewise.
3484 (bgeu_media, bgeu_media_i): Likewise.
3485 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
3486 bunordered): Emit jump insn. Force operands to registers when
3487 needed.
3488 (jump_media, jump): Simplify.
3489 (call_compact, call_compact_rettramp): New.
3490 (call_value_compact, call_value_compact_rettramp): New.
3491 (call_media, call_value_media): Simplify.
3492 (sibcall_compact, sibcall_media): New.
3493 (call, call_value): Adjust for SHmedia and SHcompact.
3494 (sibcall, sibcall_value, untyped_call): Likewise.
3495 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
3496 (indirect_jump): Adjust for SHmedia.
3497 (casesi_jump_media): New.
3498 (nop): Re-enable for SHmedia.
3499 (call_site): Restrict to SH1.
3500 (casesi): Adjust for SHmedia.
3501 (casesi_shift_media, casesi_load_media): New.
3502 (return): Explicitly use PR register. Call return trampoline
3503 on SHcompact.
3504 (return_i): Explicitly use PR register.
3505 (shcompact_return_tramp, shcompact_return_tramp_i): New.
3506 (return_media): Adjust.
3507 (shcompact_incoming_args): New.
3508 (epilogue): Adjust.
3509 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
3510 (movstrsi): Disable on SH5.
3511 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
3512 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
3513 (subsf3, subsf3_media): Likewise.
3514 (mulsf3, mulsf3_media, mac_media): Likewise.
3515 (divsf3, divsf3_media): Likewise.
3516 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
3517 (floatsisf2, fux_truncsfsi2): Likewise.
3518 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
3519 constraints.
3520 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
3521 (cmpunsf_media, cmpsf): Likewise.
3522 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
3523 (abssf2, abssf2_media): Likewise.
3524 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
3525 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
3526 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
3527 (floatsidf2, fix_truncdfsi2): Likewise.
3528 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
3529 constraints.
3530 (cmpeqdf_media, cmpgtdf_media): Likewise.
3531 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
3532 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
3533 (absdf2, absdf2_media): Likewise.
3534 (extendsfdf2, extendsfdf2_media): Likewise.
3535 (truncsfdf2, truncsfdf2_media): Likewise.
3536 * config/sh/sh64.h: New file.
3537 * config/sh/t-sh64: New file.
3538 * config/sh/shmedia.h: New file.
3539 * config/sh/ushmedia.h: New file.
3540 * config/sh/sshmedia.h: New file.
3541 * configure.in: Added sh64-*-elf.
3542 * configure: Rebuilt.
3543 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
3544 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
3545 (reg_class_from_letter): Use `b' for TARGET_REGS.
3546 (print_operand): Support `%M', `%m', `AND' and
3547 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
3548 (andcosts): Adjust for SHmedia.
3549 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
3550 Likewise.
3551 (target_reg_operand): New function.
3552 * config/sh/sh-protos.h (target_reg_operand): Declare.
3553 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
3554 FP registers on SH5.
3555 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
3556 on SH4.
3557 (TARGET_REGISTER_P): New macro.
3558 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
3559 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
3560 (EXTRA_CONSTRAINT_S): New macro.
3561 (EXTRA_CONSTRAINT): Adjust.
3562 (FLOAT_TYPE_SIZE): Define to 32.
3563 (Pmode): DImode on SHmedia.
3564 (CONST_COSTS): Adjust for SHmedia literals.
3565 (PREDICATE_CODES): Added target_reg_operand.
3566 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
3567 * config/sh/sh.md: Remove all attrs from SHmedia insns.
3568 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
3569 (cmpdi): Accept SHmedia.
3570 (movdicc_false, movdicc_true): New insns.
3571 (movdicc): New expand.
3572 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
3573 no_new_pseudos.
3574 (addsi3_media): Match `S' constraint.
3575 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
3576 (negdi2): Expand for SHmedia.
3577 (one_cmpldi2): New expand.
3578 (zero_extendsidi2): Change from expand to insn.
3579 (extendsidi2): Add constraints.
3580 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
3581 LD/ST address. Fix SI immediate loading split.
3582 (movhi_media, movqi_media, lduw, ldub): New insns.
3583 (movhi, movqi): Accept SHmedia.
3584 (shori_media, movdi_media): Relax input constraints. Split
3585 symbolic constants.
3586 (movdf_media, movsf_media): New insn. New split to movdi.
3587 (movdf, movsf): Match on SHmedia.
3588 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
3589 bgeu_media): New insns and splits. New insns with `_i' suffix.
3590 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
3591 (bunordered): New expand.
3592 (jump_compact): Renamed from `jump'.
3593 (jump_media): New insn.
3594 (jump): New expand.
3595 (call_media, call_value_media): New insns.
3596 (call, call_value): Adjust.
3597 (indirect_jump_compact): Renamed from `indirect_jump'.
3598 (indirect_jump_media): New insn.
3599 (indirect_jump): New expand.
3600 (untyped_call, return): Accept SHmedia.
3601 (return_media): New insn.
3602 (prologue, epilogue, blockage): Accept SHmedia.
3603 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
3604 (sunordered): New expand.
3605 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
3606 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
3607 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
3608 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
3609 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
3610 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
3611 abssf2_media): New insns.
3612 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
3613 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
3614 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
3615 floatdidf2, floatsidf2_media, fix_truncdfdi2,
3616 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
3617 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
3618 absdf2_media): New insns.
3619 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
3620 (extendsfdf2_media, truncdfsf2_media): New insns.
3621 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
3622 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
3623 * config/sh/sh.h (CONST_OK_FOR_J): Document.
3624 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
3625 * config/sh/sh.md (adddi3): New expand.
3626 (adddi3_media, adddi3z_media): New insns.
3627 (adddi3_compact): Renamed from adddi3.
3628 (addsi3_media): Use add.l r63 to add constant zero.
3629 (subdi3): New expand.
3630 (subdi3_media): New insn.
3631 (subdi3_compact): Renamed from subdi3.
3632 (mulsidi3): New expand.
3633 (mulsidi3_media): New insn.
3634 (mulsidi3_compact): Renamed from mulsidi3.
3635 (umulsidi3): New expand.
3636 (umulsidi3_media): New insn.
3637 (umulsidi3_compact): Renamed from umulsidi3.
3638 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
3639 (ashlsi3, ashrsi3, lshrsi3): Use them.
3640 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
3641 (ashldi3, ashrdi3, lshrdi3): Use them.
3642 (zero_extendsidi2): New expand.
3643 (extendsidi2): New insn.
3644 (movsi_media): New insn. Split to movdi to load constants.
3645 (movsi): Enable for shmedia.
3646 (movdi_media): New insn. Use shori_media to load wide constants.
3647 (short_media): New insn.
3648 (movdi): Enable for shmedia.
3649 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
3650 * config/sh/sh.h (CPP_SPEC): Added `m5'.
3651 (SUBTARGET_CPP_SPEC): Added `!m5'.
3652 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
3653 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
3654 to all other SH variants.
3655 (TARGET_DEFAULT): Set to SH1_BIT.
3656 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
3657 (BITS_PER_WORD): Raise to 64 on shmedia.
3658 (MAX_BITS_PER_WORD): Change to 64.
3659 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
3660 (INT_TYPE_SIZE): Keep as 32.
3661 (UNITS_PER_WORD): Raise to 8 on shmedia.
3662 (MIN_UNITS_PER_WORD): Keep as 4.
3663 (POINTER_SIZE): Raise to 64 on shmedia.
3664 (CONST_OK_FOR_J): New macro.
3665 (CONST_OK_FOR_LETTER_P): Use it.
3666 (processor_type): Add PROCESSOR_SH5.
3667 * config/sh/sh.md: Conditionalize all expands, insns and
3668 splits to TARGET_SH1.
3669 (cpu): Added sh5.
3670 (addsi3_compact): Renamed from...
3671 (addsi3): Now an expand.
3672 (addsi3_media, subsi3_media): New insns.
3673 (subsi3): Don't negate constants with SHmedia.
3675 * hooks.c: New file.
3676 * hooks.h: New file.
3677 * Makefile.in (HOOKS_H): New.
3678 (TARGET_DEF_H): Added $(HOOKS_H).
3679 (OBJS): Added hooks.o.
3680 (cfgcleanup.o, bb-reorder.o): Added target.h.
3681 (hooks.o): Added dependencies.
3682 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
3683 (TARGET_INITIALIZER): this.
3684 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
3685 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
3686 * bb-reorder.c: Include target.h.
3687 (reorder_basic_blocks): Skip if cannot modify jumps.
3688 * cfgcleanup.c: Include target.h.
3689 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
3691 2002-02-08 Chris Demetriou <cgd@broadcom.com>
3693 * config/mips/mips.md (casesi_internal, casesi_internal_di):
3694 Protect jump delay slot instructions with .set noreorder and
3695 .set nomacro.
3697 2002-02-08 Chris Demetriou <cgd@broadcom.com>
3699 * config/mips/mips.md (casesi_internal_di): Calculate
3700 the index into the target offset table correctly.
3702 2002-02-08 Richard Henderson <rth@redhat.com>
3704 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
3705 * final.c (output_addr_const): Accept and discard SUBREG.
3706 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
3707 mark them unknown instead.
3708 (simplify_subtraction): Handle RTX_UNKNOWN.
3709 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
3711 2002-02-08 David Edelsohn <edelsohn@gnu.org>
3713 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
3715 2002-02-08 Richard Henderson <rth@redhat.com>
3717 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
3719 2002-02-08 Andreas Jaeger <aj@suse.de>
3721 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
3722 * config/i386/t-linux64: New file.
3724 2002-02-08 Jakub Jelinek <jakub@redhat.com>
3726 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
3727 * c-parse.in (compstmt): Clear last_expr_type.
3729 2002-02-07 Richard Henderson <rth@redhat.com>
3731 * loop.c (strength_reduce): Sink final_value when not
3732 eliminating a biv.
3734 2002-02-07 David O'Brien <obrien@FreeBSD.org>
3736 * config/sparc/freebsd.h: Fix mismatched spec {.
3738 2002-02-07 Richard Henderson <rth@redhat.com>
3740 * cfgrtl.c: Include recog.h and insn-config.h.
3741 (keep_with_call_p): Fix general_operand invocation.
3742 * Makefile.in (cfgrtl.o): Update dependencies.
3744 2002-02-07 Kazu Hirata <kazu@hxi.com>
3746 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
3747 comment. Accept HImode only if TARGET_H8300.
3749 2002-02-07 Eric Christopher <echristo@redhat.com>
3751 * config/mips/crtn.asm: Cleanup #ifdefs.
3753 2002-02-07 Eric Christopher <echristo@redhat.com>
3755 * config/mips/crti.asm: Add changes for mips16. mips16 uses
3756 register 7 as RA instead of $31.
3757 * config/mips/crtn.asm: Ditto.
3758 * config/mips/mips.c (mips_move_2words): Add case for
3759 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
3760 (compute_frame_size): Fix typo.
3761 (save_restore_insns): Ditto. Make documentation about using
3762 register $7 as return register more precise.
3763 (mips_expand_epilogue): Fix comment. Add code to work around not
3764 being able to add to the stack pointer directly.
3765 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
3766 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
3767 epilogue.
3769 2002-02-07 Tom Rix <trix@redhat.com>
3771 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
3772 immediates in ldu and stdu DS opcode field.
3773 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
3774 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
3775 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
3777 2002-02-07 Jeff Sturm <jsturm@one-point.com>
3779 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
3780 offset for stack bias.
3782 2002-02-07 H.J. Lu <hjl@gnu.org>
3784 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
3786 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
3788 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
3790 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
3792 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
3793 * i386.c (x86_order_regs_for_local_alloc): New global function.
3794 * i386.h (REG_ALLOC_ORDER): CLeanup.
3795 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
3797 2002-02-07 Richard Henderson <rth@redhat.com>
3799 PR optimization/2463
3800 * alias.c (find_base_value): Recall base values for fixed hard regs.
3801 * loop.c (loop_regs_update): Don't use single_set on non-insns.
3803 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
3805 * config/mips/mips.md (define_delay) [mips16]: Adjust required
3806 length.
3808 2002-02-06 Richard Henderson <rth@redhat.com>
3810 PR c/5609
3811 * stmt.c (resolve_operand_name_1): Take more care with mixed
3812 named and unnamed operands.
3814 2002-02-06 Janis Johnson <janis187@us.ibm.com>
3815 Jan Hubicka <jh@suse.cz>
3817 * loop.c (remove_constant_addition): Avoid clobbering a shared
3818 CONST expression.
3820 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
3822 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
3823 * config/s390/t-linux64: New file.
3824 * config/s390/libgcc-glibc.ver: New file.
3826 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
3828 * config/s390/linux64.h: Delete file.
3829 * config/s390/s390x.h: New file.
3830 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
3831 as target header file.
3832 * config/s390/linux.h (TARGET_VERSION): Define depending on
3833 DEFAULT_TARGET_64BIT.
3834 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
3835 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
3836 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
3837 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
3838 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
3839 (EXTRA_SPEC): New define.
3840 * config/s390/s390.h (TARGET_VERSION): Define depending on
3841 DEFAULT_TARGET_64BIT.
3842 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
3844 2002-02-06 Jason Merrill <jason@redhat.com>
3846 * c-decl.c (finish_function): Warn about a non-void function with
3847 no return statement and no abnormal exit.
3848 (current_function_returns_abnormally): New variable.
3849 (start_function): Clear it.
3850 (struct c_language_function): Add returns_abnormally.
3851 (push_c_function_context): Save it.
3852 (pop_c_function_context): Restore it.
3853 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
3854 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
3855 an explicit return type.
3856 * c-tree.h: Declare current_function_returns_abnormally.
3857 (C_FUNCTION_IMPLICIT_INT): New macro.
3858 * c-typeck.c (build_function_call): Set it.
3859 (c_expand_return): Set current_function_returns_value even if the
3860 value is erroneous.
3862 2002-02-06 Jakub Jelinek <jakub@redhat.com>
3864 PR c/5420:
3865 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
3866 unsafe for reevaluation.
3868 2002-02-06 Jakub Jelinek <jakub@redhat.com>
3870 PR c/5482:
3871 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
3872 EXPR_STMT, but COMPOUND_STMT, recurse into it.
3874 2002-02-06 Richard Henderson <rth@redhat.com>
3876 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
3877 be a general_operand. Dest for function value must be a pseudo.
3879 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
3881 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
3882 as SYMBOL_REFs from the constant pool.
3884 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
3886 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
3887 passed by invisible reference.
3889 2002-02-05 Richard Henderson <rth@redhat.com>
3891 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
3893 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
3895 Implement using "base addresses" in insn operands as default.
3896 * config/mmix/mmix.c (mmix_conditional_register_usage): if
3897 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
3898 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
3899 used to read the rtx value.
3900 (mmix_target_asm_function_epilogue): Fix spacing.
3901 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
3902 (mmix_legitimate_address): Ditto.
3903 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
3904 should be loaded with a GETA insn. Don't allocate needless extra
3905 char for nul termination and fix misleading comment.
3906 (mmix_print_operand_address): Handle constants if
3907 TARGET_BASE_ADDRESSES.
3908 (mmix_output_register_setting): Use base addressing if
3909 TARGET_BASE_ADDRESSES and the number of insns is 3.
3910 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
3911 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
3912 to use R as constraint, add LDA to match s.
3913 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
3914 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
3915 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
3916 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
3917 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
3918 order with other fixed registers.
3919 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
3920 other parameter/call-clobbered registers.
3921 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
3922 -mbase-addresses, -mno-base-addresses.
3923 (MMIX Options): Ditto.
3925 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
3927 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
3929 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
3931 * config/rs6000/altivec.h: Change elem to _S_elem.
3933 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
3935 * config/netbsd.h (WCHAR_TYPE): Define.
3936 (WCHAR_TYPE_SIZE): Ditto.
3937 (WINT_TYPE): Ditto.
3938 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
3939 (WCHAR_UNSIGNED): Ditto.
3940 (WCHAR_TYPE_SIZE): Ditto.
3941 (WINT_TYPE): Ditto.
3942 * config/arm/netbsd.h: Likewise.
3943 * config/i386/netbsd-elf.h: Likewise.
3944 * config/i386/netbsd.h: Likewise.
3945 * config/m68k/netbsd-elf.h: Likewise.
3946 * config/m68k/netbsd.h: Likewise.
3947 * config/ns32k/netbsd.h: Likewise.
3948 * config/sparc/netbsd.h: Likewise.
3949 * config/vax/netbsd.: Likewise.
3951 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
3953 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
3954 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
3955 (TARGET_INITIALIZER): this.
3956 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
3957 (BITFIELD_NBYTES_LIMITED): Markup fix.
3958 * tree.h (default_ms_bitfield_layout_p): Declare.
3959 (record_layout_info): Added prev_field.
3960 * tree.c (default_ms_bitfield_layout_p): New fn.
3961 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
3962 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
3963 * stor-layout.c: Include target.h.
3964 (start_record_layout): Initialize prev_field.
3965 (place_field): Handle MS bit-field layout, and disregard
3966 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
3967 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
3968 * Makefile.in (stor-layout.o): Adjust dependencies.
3970 2002-02-05 Jason Merrill <jason@redhat.com>
3972 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
3974 2002-02-05 Andreas Jaeger <aj@suse.de>
3976 * crtstuff.c: Fix comments.
3978 2002-02-05 Richard Henderson <rth@redhat.com>
3980 PR fortran/3393
3981 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
3982 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
3984 PR fortran/3392
3985 * config/mips/mips.c (function_arg): Handle TImode.
3986 (function_arg_advance): Likewise.
3988 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
3990 * config/rs6000/altivec.h (vec_step_help): Rename to
3991 __vec_step_help.
3993 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
3995 * config/rs6000/altivec.h: Fix typos.
3997 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
3999 * config/arm/netbsd.h: Correct a comment.
4001 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4003 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
4004 building void typed builtins.
4006 * config/rs6000/altivec.h (vec_ld*): Fix typos.
4007 (vec_step): Implement for C++.
4009 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4011 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
4013 2002-02-04 Richard Henderson <rth@redhat.com>
4015 * combine.c (nonzero_bits): Re-introduce special case for
4016 sp/fp/ap wrt REGNO_POINTER_ALIGN.
4018 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4020 * doc/extend.texi: Warn about unsupported usage of altivec
4021 builtins.
4023 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
4024 (altivec_predicate_*): New.
4026 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
4027 Add C++ version of vec_*() functions.
4029 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
4030 (bdesc_2arg): Remove altivec predicates.
4031 (altivec_expand_builtin): Handle predicates.
4032 (altivec_init_builtins): Handle predicates.
4033 (altivec_expand_predicate_builtin): New.
4035 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4037 * pa.c (DO_FRAME_NOTES): Move forward.
4038 (store_reg): Revise handling of frame notes.
4039 (load_reg): Likewise.
4040 (set_reg_plus_d): Likewise.
4041 (hppa_expand_prologue): Likewise.
4042 (hppa_expand_epilogue): Likewise.
4044 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4046 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
4048 2002-02-04 Jakub Jelinek <jakub@redhat.com>
4050 PR c/4475, c++/3780:
4051 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
4052 * c-common.h (SWITCH_TYPE): Define.
4053 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
4054 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
4055 Rename spareness variable to sparseness.
4056 (expand_end_case_type): Renamed from expand_end_case, use orig_type
4057 if non-NULL instead of TREE_TYPE (orig_index).
4058 * tree.h (expand_end_case_type): Renamed from expand_end_case.
4059 (expand_end_case): Define using expand_end_case_type.
4060 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
4061 to expand_end_case_type.
4062 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
4064 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4066 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
4067 (BIGGEST_ALIGNMENT): Change to 128.
4069 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4071 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
4073 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4075 * pa.md (call_internal_reg_64bit): Remove unused variable.
4077 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
4079 * config/arm/arm.h (machine_function): Add uses_anonymous_args
4080 field.
4081 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
4082 * config/arm/arm.c (current_function_anonymous_args): Delete,
4083 replace uses with cfun->machine->uses_anonymous_args.
4084 (arm_reorg): Do not reset uses_anonymous_args.
4086 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
4087 any geenral register.
4089 2001-02-04 Bernd Schmidt <bernds@redhat.com>
4091 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
4092 the entry block.
4094 2002-02-04 Richard Henderson <rth@redhat.com>
4096 * combine.c (force_to_mode): Remove STACK_BIAS code.
4097 (nonzero_bits): Likewise. Replace sp/fp special case with
4098 REGNO_POINTER_ALIGN.
4100 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
4101 (HARD_FRAME_POINTER_REGNUM): New.
4102 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
4103 (FIXED_REGS, CALL_USED_REGS): Update.
4104 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
4105 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
4106 (HARD_REGNO_NREGS): Update for SFP.
4107 (STACK_POINTER_OFFSET): Include bias here ...
4108 (FIRST_PARM_OFFSET): ... not here.
4109 (STACK_BIAS): Remove.
4110 (INIT_EXPANDERS): New.
4111 (STARTING_FRAME_OFFSET): Do not include bias.
4112 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
4113 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
4114 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
4115 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
4116 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
4117 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
4118 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
4119 (MUST_SAVE_REGISTER): Likewise.
4120 (sparc_flat_function_prologue): Likewise.
4121 (sparc_flat_function_epilogue): Likewise.
4122 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
4123 (sparc_init_modes): SFP is GENERAL_REGS.
4124 (sparc_builtin_saveregs): SFP does not have bias applied.
4126 2002-02-04 Richard Henderson <rth@redhat.com>
4128 * config/alpha/alpha.c (current_function_is_thunk): Don't check
4129 current_function_is_thunk.
4130 (alpha_sa_mask): Distinguish between current_function_is_thunk
4131 called from ASM_OUTPUT_MI_THUNK and not.
4132 (alpha_does_function_need_gp): Thunks always need gp.
4133 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
4134 (alpha_output_mi_thunk_osf): New.
4135 * config/alpha/alpha-protos.h: Update.
4136 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
4138 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
4140 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
4141 function types, not when they're taken away.
4143 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
4145 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
4146 CODE_LABEL and jump table when replacing a table jump with a
4147 simple jump.
4149 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
4151 * config/s390/s390-protos.h (legitimize_la_operand,
4152 s390_secondary_input_reload_class, s390_plus_operand,
4153 s390_expand_plus_operand): Add prototypes.
4155 config/s390/s390.c (s390_secondary_input_reload_class,
4156 s390_plus_operand, s390_expand_plus_operand): New functions.
4158 (struct s390_address): New member 'pointer'.
4159 (s390_decompose_address): Compute it.
4160 (legitimate_la_operand_p): Use it.
4161 (legitimize_la_operand): New function.
4162 (movti, movdi, movdf splitters): Call it.
4164 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
4165 (PREDICATE_CODES): Add s390_plus_operand.
4167 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
4168 (la_ccclobber): Allow GENERAL_REGS as output operand.
4170 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
4171 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
4172 (*la_64, *la_31, reload_indi, reload_insi): ... these.
4174 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
4176 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
4177 register names for regular asm () construct.
4179 2002-02-04 Jakub Jelinek <jakub@redhat.com>
4181 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
4182 registers.
4184 2002-02-04 Jakub Jelinek <jakub@redhat.com>
4186 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
4187 pat for recog.
4189 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
4191 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
4192 constant pool to be identical by string address and index.
4194 2002-02-04 Anthony Green <green@redhat.com>
4196 * output.h (SECTION_OVERRIDE): Define.
4197 * varasm.c (named_section): Obey SECTION_OVERRIDE.
4199 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
4201 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
4202 by existing arm*-*-netbsd* (a.out) target.
4203 (ns32k-*-netbsdelf*): Likewise.
4204 (sparc-*-netbsdelf*): Likewise.
4205 (vax-*-netbsdelf*): Likewise.
4207 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
4209 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
4210 headers and libobjc headers.
4212 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
4214 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
4215 (_mingw.h): Remove duplicate include.
4217 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
4219 * config.gcc: Set cpu_type to m68k for 68010, as well.
4220 (m68010-*-netbsdelf*): New...
4221 (m68k*-*-netbsdelf*): ...targets.
4222 * config/m68k/netbsd-elf.h: New file.
4224 2002-02-02 Kazu Hirata <kazu@hxi.com>
4226 * config/h8300/h8300.c (hand_list): Move inside function_arg.
4228 2002-02-02 Kazu Hirata <kazu@hxi.com>
4230 * config/h8300/h8300.c (h8_push_ops): Move inside
4231 h8300_init_once.
4232 (h8_pop_ops): Likewise.
4233 (h8_move_ops): Likewise.
4235 2002-02-02 Kazu Hirata <kazu@hxi.com>
4237 * config/h8300/h8300.c (os_task): Make it static.
4238 (monitor): Likewise.
4239 (pragma_saveall): Likewise.
4241 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
4243 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
4244 constant is a valid sign-extension for Pmode.
4246 2002-02-02 Kazu Hirata <kazu@hxi.com>
4248 * config/h8300/h8300.c: Fix formatting.
4250 2002-02-02 Kazu Hirata <kazu@hxi.com>
4252 * config/h8300/h8300.md: Fix formatting.
4254 2002-02-02 Kazu Hirata <kazu@hxi.com>
4256 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
4257 predicates of operands[1]. Split the patterns for each
4258 processor variant.
4260 2002-02-02 Kazu Hirata <kazu@hxi.com>
4262 * config/h8300/h8300.md (xor patterns): Tighten the predicates
4263 of operands[1] to register_operand.
4265 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
4267 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
4268 * cpphash.c (_cpp_init_hashtable): Similarly.
4269 * cppinit.c (cpp_create_reader): Default the signed_char flag.
4270 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
4271 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
4272 (cpp_handle_option): Handle the new options.
4273 * cpplex.c (cpp_interpret_charconst): Use new flag.
4274 * cpplib.h (struct cpp_options): New member signed_char.
4275 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
4276 (cpp_options): Handle -fsigned-char and -funsigned-char.
4277 (static_specs): Remove signed_char_spec.
4278 (do_spec1): Don't handle %c.
4279 * system.h: Poison SIGNED_CHAR_SPEC.
4280 * tradcif.y (yylex): Use flag_signed_char.
4281 * tradcpp.h (flag_signed_char): New.
4282 * tradcpp.c (flag_signed_char): New.
4283 (main): Handle new command-line options.
4284 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
4285 config:
4286 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
4287 * avr/avr.h: Remove old comments.
4288 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
4289 (CC1_SPEC): Pass -fsigned-char if -mic*.
4290 (SIGNED_CHAR_SPEC): Remove.
4291 doc:
4292 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
4294 2002-02-01 Eric Christopher <echristo@redhat.com>
4296 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
4297 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
4298 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
4299 (ASM_OUTPUT_REG_POP): Ditto.
4301 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
4303 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
4304 patch.
4306 2002-02-02 Jakub Jelinek <jakub@redhat.com>
4308 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
4310 2002-02-02 Jakub Jelinek <jakub@redhat.com>
4312 PR c/5304:
4313 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
4314 unconditionally.
4316 2002-02-01 Janis Johnson <janis187@us.ibm.com>
4318 * cfganal.c: Include tm_p.h.
4319 (keep_with_call_p): Fix the test that determines if a register holds
4320 the return value of a call.
4322 2002-02-01 DJ Delorie <dj@redhat.com>
4324 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
4325 we are given conflicting registers, switch to the other one we
4326 had allocated for us.
4327 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
4328 as TImode so we know when the "other" register is available.
4330 2002-02-01 David O'Brien <obrien@FreeBSD.org>
4332 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
4333 sparc/sparc_bi.h.
4335 2002-02-01 Janis Johnson <janis187@us.ibm.com>
4337 * cfganal.c (keep_with_call_p): New function.
4338 (flow_call_edges_add): Prevent splitting a block between a call and
4339 a single-set instruction that should be kept in the same block.
4341 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
4343 * doc/install.texi (avr): Update outdated URL.
4345 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
4347 * config/stormy16/stormy16.md (pushqi): New.
4348 (popqi): New.
4349 (pushhi): New.
4350 (pophi): New.
4351 (movhi): Remove stack operands.
4352 (movqi): Likewise.
4353 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
4354 nonimmediate_nonstack_operand.
4355 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
4356 New.
4357 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
4358 New.
4360 2002-01-31 Jason Merrill <jason@redhat.com>
4362 * Makefile.in (c-parse.c): Handle .output file.
4363 * objc/Make-lang.in (objc-parse.c): Likewise.
4365 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
4367 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
4368 the -me[lb] option is given. Don't output the default flag
4369 twice.
4371 2002-01-31 Zack Weinberg <zack@codesourcery.com>
4373 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
4374 the primary source file; this has not been done yet.
4375 * c-decl.c (c_expand_body): Reset input_filename from
4376 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
4378 2002-01-31 Kazu Hirata <kazu@hxi.com>
4380 * rtlanal.c (subreg_regno_offset): Do not use
4381 SUBREG_REGNO_OFFSET.
4382 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
4383 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
4385 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
4387 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
4388 version rather than GNATS version in --version output.
4390 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
4392 * ifcvt.c (noce_process_if_block): Make a copy of the destination
4393 when copying back from a temporary.
4395 2002-01-30 Richard Henderson <rth@redhat.com>
4397 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
4398 and new_dest are the same.
4400 2002-01-30 Richard Henderson <rth@redhat.com>
4402 PR opt/5076
4403 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
4404 * rtl.c (note_insn_name): Update.
4405 * emit-rtl.c (remove_unnecessary_notes): Kill it.
4406 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
4407 to perform loop rotation.
4408 (expand_exit_loop_top_cond): New.
4409 * tree.h (expand_exit_loop_top_cond): Declare it.
4410 * c-semantics.c (genrtl_while_stmt): Use it.
4411 (genrtl_for_stmt): Likewise.
4413 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
4415 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
4416 arguments to 64-bit boundaries on 64-bit ABIs.
4418 2002-01-30 Steve Ellcey <sje@cup.hp.com>
4420 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
4422 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
4424 * c-decl.c (grokdeclarator): Handle type being a typedef for an
4425 invalid type.
4427 2002-01-30 David O'Brien <obrien@FreeBSD.org>
4429 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
4430 * config/sparc/sparc_bi.h: Remove file.
4431 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
4433 2002-01-30 Richard Henderson <rth@redhat.com>
4435 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
4437 2002-01-30 Zack Weinberg <zack@codesourcery.com>
4439 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
4441 2002-01-30 Jason Merrill <jason@redhat.com>
4443 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
4444 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
4445 (reg_save): Use DW_CFA_offset_extended_sf instead.
4447 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
4449 2002-01-29 Jakub Jelinek <jakub@redhat.com>
4451 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
4452 in cselib_lookup.
4454 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
4456 * rs6000.md ("*call_value_local32"): Remove constraints.
4457 ("*call_value_local64"): Same.
4458 ("*call_value_indirect_nonlocal_aix32"): Same.
4459 ("*call_value_nonlocal_aix32"): Same.
4460 ("*call_value_indirect_nonlocal_aix64"): Same.
4461 ("*call_value_nonlocal_aix64"): Same.
4462 ("*call_value_nonlocal_sysv"): Same.
4464 2002-01-29 Richard Henderson <rth@redhat.com>
4466 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
4468 2002-01-29 Richard Henderson <rth@redhat.com>
4470 * expr.c (force_operand): Ignore flag_pic for detecting pic
4471 address loads.
4472 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
4473 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
4474 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
4475 instead of open-coded loop.
4476 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
4477 be fixed when in use.
4479 2002-01-29 Richard Henderson <rth@redhat.com>
4481 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
4482 * sched-rgn.c (propagate_deps): Update them.
4483 * sched-deps.c (sched_analyze_insn): Update them. Flush the
4484 clobbers list when either gets too long.
4486 2002-01-29 Jakub Jelinek <jakub@redhat.com>
4488 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
4489 and INDEX_REGS the same as GENERAL_REGS.
4490 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4492 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
4494 * tree.c (build_nonstandard_integer_type): Correct prototype.
4496 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
4498 * config/s390/s390.md (movstrsico, movstrdix_64,
4499 movstrsix_31): Remove, replace by ...
4500 (movstrdi_short, movstrsi_short, movstrdi_long,
4501 movstrsi_long): ... these. New.
4502 (movstrdi, movstrsi): Adapt.
4504 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
4505 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
4506 Remove unnecessary CC clobber.
4507 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
4508 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
4510 (divmoddi4): Don't partially initialize TImode register.
4512 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
4514 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
4516 2002-01-29 Richard Henderson <rth@redhat.com>
4518 * flow.c (print_rtl_and_abort): Remove.
4519 (print_rtl_and_abort_fcn): Remove.
4520 (verify_local_live_at_start): Use dump_bb instead.
4521 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
4522 (verify_wide_reg_1): Return 2 on mode test failure.
4524 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
4526 PR c/3325, c/3326, c/2511, c/3347
4527 * c-decl.c (enum_decl_context): Remove BITFIELD.
4528 (grokdeclarator): Take bitfield width as an input.
4529 Ensure bitfields are given the correct type. Perform
4530 bitfield width validation with build_bitfield_integer_type
4531 rather than waiting for finish_struct.
4532 (grok_typename, grok_typename_in_parm_context, start_decl,
4533 push_parmdecl, grokfield, start_function): Update calls to
4534 grokdeclarator.
4535 (build_bitfield_integer_type): New function.
4536 (finish_struct): Move bitfield validation to grokdeclarator
4537 and build_bitfield_integer_type.
4538 * tree.c (build_nonstandard_integer_type): New function.
4539 * tree.h (build_nonstandard_integer_type): New prototype.
4540 objc:
4541 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
4543 2002-01-29 Jakub Jelinek <jakub@redhat.com>
4545 PR other/1502:
4546 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
4547 don't ignore unrecognized -W* options.
4548 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
4549 * cpplib.h (cpp_handle_option): Adjust prototype.
4550 * c-decl.c (c_decode_options): Pass 0 as last argument to
4551 cpp_handle_option.
4553 PR c/2896:
4554 * gcc.c (cpp_unique_options): Split from cpp_options.
4555 (cpp_options): Source cpp_unique_options.
4556 (default_compilers): Use cpp_unique_options instead of cpp_options
4557 when used together with cc1_options.
4558 (static_specs): Add cpp_unique_options.
4559 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
4560 when used together with cc1_options.
4562 2002-01-29 Kazu Hirata <kazu@hxi.com>
4564 * config/h8300/h8300-protos.h: Update the prototype of
4565 output_a_shift.
4566 * config/h8300/h8300.c (output_a_shift): Remove an unused
4567 argument 'insn'. Remove redundant code.
4568 * config/h8300/h8300.md: Adust to the new prototype of
4569 output_a_shift.
4571 2002-01-29 Kazu Hirata <kazu@hxi.com>
4573 * config/h8300/h8300-protos.h: Update the prototypes of
4574 emit_a_rotate and expand_a_rotate.
4575 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
4576 first argument to 'enum rtx_code'.
4577 (expand_a_rotate): Likewise.
4579 2002-01-28 Kazu Hirata <kazu@hxi.com>
4581 * config/h8300/h8300-protos.h: Update the prototype of
4582 output_simode_bld.
4583 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
4584 'log2'.
4585 * config/h8300/h8300.md: Adjust to the new prototype.
4587 2002-01-28 Kazu Hirata <kazu@hxi.com>
4589 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
4590 redundant code.
4592 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
4594 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
4595 is a fixed register before returning pic_offset_table_rtx.
4596 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
4597 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
4599 2002-01-28 Jason Merrill <jason@redhat.com>
4601 * dwarf2.h: Sync with src version.
4603 2002-01-28 Paul Koning <pkoning@equallogic.com>
4605 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
4606 BT_FN_VOID_PTR_VAR.
4607 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
4608 * doc/extend.texi (__builtin_prefetch): Update documentation:
4609 first argument is now const void ptr.
4611 2002-01-28 Kazu Hirata <kazu@hxi.com>
4613 * config/h8300/h8300-protos.h: Remove an unused prototype.
4615 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
4617 * toplev.c (lang_independent_init): Round up identifier size.
4619 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
4621 * config.gcc: Revert previous change.
4623 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
4625 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
4627 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
4629 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
4630 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
4631 other non-elf netbsd config frags.
4632 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
4633 collect2 will does that.
4634 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
4635 shared-lib frobbing will work.
4637 2002-01-28 Kazu Hirata <kazu@hxi.com>
4639 * config/h8300/h8300.h: Fix formatting.
4640 * config/h8300/h8300.md: Likewise.
4642 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
4644 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
4645 the old, removed AAA_standards fix.
4646 * fixinc/fixincl.x: Rebuilt.
4648 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
4650 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
4651 atexit call in crtbegin, hooked in after call to frame_dummy;
4652 register EH before registering __fini__start.
4654 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
4656 * config/rs6000/altivec.h: Remove spurious semicolons.
4658 2002-01-27 Kazu Hirata <kazu@hxi.com>
4660 * config/h8300/h8300.md: Replace dead bit extraction patterns
4661 with ones that work.
4663 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4665 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
4666 if not STRICT_ALIGNMENT.
4667 * rtl.h (MEM_ALIGN): Likewise.
4669 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
4671 * doc/invoke.texi (-fdump-translation-unit): Revert this
4672 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
4674 2002-01-27 Kazu Hirata <kazu@hxi.com>
4676 * config/h8300/h8300.md (define_constants): New.
4677 (anonymous patterns) Use defined constants appropriately.
4679 2002-01-27 Kazu Hirata <kazu@hxi.com>
4681 * config/h8300/h8300.c (function_arg): Remove redundant code.
4683 2002-01-26 Richard Henderson <rth@redhat.com>
4685 * sched-deps.c (reg_pending_uses_head): New.
4686 (reg_pending_barrier): Rename from reg_pending_sets_all.
4687 (find_insn_list): Don't mark inline.
4688 (find_insn_mem_list): Remove.
4689 (add_dependence_list, add_dependence_list_and_free): New.
4690 (flush_pending_lists): Replace only_write param with separate
4691 for_read and for_write parameters. Update all callers. Use
4692 add_dependence_list_and_free.
4693 (sched_analyze_1): Do not add reg dependencies here; just set
4694 the pending bits. Use add_dependence_list.
4695 (sched_analyze_2): Likewise.
4696 (sched_analyze_insn): Replace schedule_barrier_found with
4697 reg_pending_barrier. Add all dependencies for pending reg
4698 uses, sets, and clobbers.
4699 (sched_analyze): Don't add reg dependencies for calls, just
4700 set pending bits. Use regs_invalidated_by_call. Treat
4701 sched_before_next_call as a normal list, not a fake insn.
4702 (init_deps): No funny init for sched_before_next_call.
4703 (free_deps): Free pending mems lists. Don't zero reg_last.
4704 (init_deps_global): Init reg_pending_uses.
4705 (finish_deps_global): Free it.
4706 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
4707 (find_insn_mem_list): Remove.
4708 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
4709 (propagate_deps): Use them. Zero temp mem lists.
4711 2002-01-26 Richard Henderson <rth@redhat.com>
4713 * Makefile.in (CRTSTUFF_CFLAGS): New.
4714 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
4715 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
4716 crtstuff.c instead of alpha assembly version.
4717 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
4718 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
4719 not FORCE_{INIT,FINI}_SECTION_ALIGN.
4720 (__do_global_dtors_aux): Mark used.
4721 (frame_dummy, __do_global_ctors_aux): Mark used.
4722 (fini_dummy, init_dummy): Remove.
4724 * config/alpha/crtbegin.asm: Remove file.
4725 * config/alpha/crtend.asm: Remove file.
4726 * config/alpha/t-crtbe: Remove file.
4727 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
4728 (LINK_EH_SPEC): New.
4730 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
4731 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
4732 calling constructors.
4733 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
4735 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
4736 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
4737 CRT_END_INIT_DUMMY hack.
4738 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
4739 FORCE_{INIT,FINI}_SECTION_ALIGN.
4741 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
4742 FORCE_{INIT,FINI}_SECTION_ALIGN.
4744 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
4745 invocation sequence.
4746 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
4748 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
4749 (FORCE_CODE_SECTION_ALIGN): New.
4751 2002-01-26 Richard Henderson <rth@redhat.com>
4753 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
4755 2002-01-26 Richard Henderson <rth@redhat.com>
4757 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
4758 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
4760 2002-01-26 Kazu Hirata <kazu@hxi.com>
4762 * config/h8300/h8300.md: Remove bit extraction patterns that
4763 cannot be triggered.
4764 Restrict each bit extraction pattern to a variant on which the
4765 pattern is tested.
4767 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
4769 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
4771 2002-01-26 Kazu Hirata <kazu@hxi.com>
4773 * config/h8300/h8300.md: Remove bit test patterns that cannot
4774 be triggered.
4775 Restrict each bit test pattern to a variant on which the
4776 pattern is tested.
4778 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4780 * builtins.c (expand_builtin_strncat): Remove redundant check for
4781 INTEGER_CST.
4783 2002-01-25 David O'Brien <obrien@FreeBSD.org>
4785 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
4786 default setting.
4787 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
4788 existing setting.
4790 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
4792 * dbxout.c (dbxout_init): Use assemble_name rather than just
4793 stripping off the first character.
4794 (dbxout_source_file): Likewise.
4796 2002-01-25 DJ Delorie <dj@redhat.com>
4798 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
4799 using rtx_equal_p, not by comparing pointers.
4801 2002-01-25 Steve Ellcey <sje@cup.hp.com>
4803 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
4804 for PIC_OFFSET_TABLE_REGNUM.
4805 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
4807 2002-01-25 David O'Brien <obrien@FreeBSD.org>
4809 * config.gcc (x86_64-*-freebsd*): New target.
4810 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
4811 value.
4812 (i[34567]86-*-freebsd*): Don't include svr4.h.
4813 * config/i386/freebsd64.h: New file.
4815 2002-01-25 Douglas B Rupp <rupp@gnat.com>
4817 * config/alpha/x-vms (version): Make static.
4819 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
4820 in previous checkin.
4822 * Makefile.in (install-headers-cp): New target.
4823 * config.gcc (alpha-dec-*vms*): Install headers with
4824 install-headers-cp
4826 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
4828 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
4829 avoid it's copies.
4831 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4833 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
4834 of compare_tree_int.
4835 (expand_builtin_strncat): Likewise.
4836 * c-decl.c (finish_struct): Use tree_low_cst.
4837 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
4838 * tree.c (compare_tree_int): Likewise.
4840 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
4842 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
4843 adjustments even if they are implemented by more than two insns.
4845 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
4847 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
4848 * df.h (struct ref): Kill B.
4849 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
4851 * basic-block.h (PROP_EQUAL_NOTES): New flag.
4852 * flow.c (propagate_one_insn): Use it.
4853 (mark_used_regs): Handle NIL.
4855 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
4857 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
4858 to help folding.
4860 2002-01-25 David Edelsohn <edelsohn@gnu.org>
4862 * rs6000.md (prefetch): Make address V4SI mode so that the address
4863 is restricted to legitimate form for instruction.
4865 2002-01-25 Bob Wilson <bob.wilson@acm.org>
4867 * doc/install.texi (xtensa-*-elf): New target.
4868 (xtensa-*-linux*): New target.
4869 * doc/contrib.texi: Add myself.
4871 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
4873 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
4874 purpose register to hold an SImode (or smaller) value.
4876 2002-01-25 Jakub Jelinek <jakub@redhat.com>
4878 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
4879 registry only.
4880 * crtstuff.c: Likewise.
4882 2002-01-25 Kazu Hirata <kazu@hxi.com>
4884 * config/h8300/h8300.md (negation patterns): Tighten
4885 predicates to register_operand.
4887 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
4889 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
4890 mode, not Pmode.
4892 * builtins.c (expand_builtin_prefetch): Same.
4894 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
4896 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
4897 modes.
4899 2002-01-24 Kazu Hirata <kazu@hxi.com>
4901 * config/h8300/h8300.c (print_operand): Remove support for
4902 operand character 'A'.
4903 * config/h8300/h8300.md (three anonymous patterns): Replace
4904 operand character 'A' with either 'T' or 'S'.
4906 2002-01-24 Kazu Hirata <kazu@hxi.com>
4908 * config/h8300/h8300.c (print_operand): Remove support for
4909 operand character 'U'.
4911 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
4913 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
4915 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
4917 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
4918 values to be assigned to the stack pointer.
4920 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
4922 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
4923 to const_double needs to be done right for big-endian systems.
4925 2002-01-24 Jason Merrill <jason@redhat.com>
4927 PR c++/2432
4928 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
4929 to can_throw_internal.
4931 2002-01-23 Richard Henderson <rth@redhat.com>
4933 * fold-const.c (fold): Change UINT_MAX test to check vs precision
4934 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
4936 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
4938 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
4939 (symGOT2reg): Use them, then set as GOT value as unchanging.
4940 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
4941 as a temporary, if possible.
4942 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
4943 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
4945 2002-01-23 Kazu Hirata <kazu@hxi.com>
4947 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
4948 accept to accept 0x80 as operands[2].
4950 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
4952 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
4954 2002-01-23 Richard Henderson <rth@redhat.com>
4956 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
4958 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
4960 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
4961 (parmlist_or_identifiers_1): Verify that only a parmlist follows
4962 an attribute.
4964 2002-01-23 Richard Henderson <rth@redhat.com>
4966 * expr.c (move_by_pieces_1): Extend size before negation.
4968 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
4969 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
4970 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
4971 * config/m68k/t-m68kelf: Likewise.
4973 2002-01-23 Bob Wilson <bob.wilson@acm.org>
4975 * config/xtensa/elf.h: New file.
4976 * config/xtensa/lib1funcs.asm: New file.
4977 * config/xtensa/lib2funcs.S: New file.
4978 * config/xtensa/linux.h: New file.
4979 * config/xtensa/t-xtensa: New file.
4980 * config/xtensa/xtensa-config.h: New file.
4981 * config/xtensa/xtensa-protos.h: New file.
4982 * config/xtensa/xtensa.c: New file.
4983 * config/xtensa/xtensa.h: New file.
4984 * config/xtensa/xtensa.md: New file.
4985 * config.gcc (xtensa-*-elf*): New target.
4986 (xtensa-*-linux*): New target.
4987 * cse.c (canon_hash): Compare rtx pointers instead of register
4988 numbers. This is required for the Xtensa port.
4989 * integrate.c (copy_insn_list): Handle case where the static
4990 chain is in memory and the memory address has to be copied to
4991 a register.
4992 * doc/invoke.texi (Option Summary): Add Xtensa options.
4993 (Xtensa Options): New node.
4994 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
4996 2002-01-23 Zack Weinberg <zack@codesourcery.com>
4998 * diagnostic.c (internal_error): Do ICE suppression only
4999 when ENABLE_CHECKING is not defined.
5001 * c-typeck.c (require_complete_type): Return error_mark_node
5002 if type is error_mark_node.
5004 2002-01-23 Janis Johnson <janis187@us.ibm.com>
5006 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
5007 -Os and issue a warning.
5009 2002-01-23 Zack Weinberg <zack@codesourcery.com>
5011 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
5012 current (lack of) need for host configuration by hand.
5014 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
5015 references. Documentation of some target macros moved from
5016 hostconfig.texi to tm.texi.
5018 2002-01-23 Will Cohen <wcohen@redhat.com>
5020 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
5021 defined.
5023 2002-01-23 Kazu Hirata <kazu@hxi.com>
5025 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
5026 operand[3].
5028 2002-01-23 Jason Merrill <jason@redhat.com>
5030 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
5032 * function.c (assign_parms): Don't put args of inline functions
5033 into registers when not optimizing.
5035 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
5037 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
5038 (prologue_use): New pattern.
5039 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
5040 preference to gen_rtx_USE.
5041 (thumb_expand_prologue): Use gen_prologue_use in preference to
5042 gen_rtx_USE.
5043 (thumb_expand_epilogue): Use gen_prologue_use in preference to
5044 gen_rtx_USE.
5046 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
5048 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
5050 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
5052 PR c/3504
5053 * doc/extend.texi: Correct documentation of __alignof__.
5055 2002-01-22 Zack Weinberg <zack@codesourcery.com>
5057 * params.h: Rename arguments of DEFPARAM so that it will be
5058 recognized as a translation keyword.
5060 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
5062 * extend.texi: Document altivec functions.
5063 Fix N-bit adjectives in X86 builtin documentation.
5065 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
5067 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
5068 auto_inc_dec values.
5070 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
5072 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
5073 after backslash.
5074 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
5076 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
5078 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
5080 2002-01-22 Richard Henderson <rth@redhat.com>
5082 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
5083 copy_insn not copy_rtx.
5085 2002-01-23 Alan Modra <amodra@bigpond.net.au>
5087 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
5088 "nonzero" as that might add "1" bits. Ensure "constop" is
5089 properly sign extened.
5090 (force_to_mode): Tweak for sign extended constop.
5092 2002-01-22 Richard Henderson <rth@redhat.com>
5094 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
5095 for_each_rtx instead of assuming we're already looking at the MEM.
5096 (split_small_symbolic_mem_operand): Likewise.
5097 * config/alpha/alpha.h (PREDICATE_CODES): Update.
5098 * config/alpha/alpha.md (small symbolic memory splitters): Update.
5100 2002-01-22 Richard Henderson <rth@redhat.com>
5102 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
5103 sequence number for the literal.
5104 (divmoddi_internal_er): Likewise.
5106 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
5108 PR java/4972
5109 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
5110 in LIBICONV variable.
5111 * configure: Regenerated.
5113 2002-01-22 Krister Walfridsson <cato@df.lth.se>
5115 * dependence.c (build_def_use): Remove array_idx.
5117 * dwarfout.c (last_filename): Remove.
5118 (output_compile_unit_die): Remove last_filename.
5120 2002-01-22 Roger Sayle <roger@eyesopen.com>
5121 Richard Henderson <rth@redhat.com>
5123 PR opt/3640
5124 * fold-const.c (fold): Optimize unsigned comparisons against
5125 UINT_MAX (and similar unsigned constants).
5127 2002-01-22 Janis Johnson <janis187@us.ibm.com>
5129 * Makefile.in (loop.o): Depend on OPTABS_H.
5130 * loop.c (emit_prefetch_instructions): Check the prefetch operand
5131 against the predicate.
5133 PR target/5379
5134 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
5135 for the address operand.
5137 2002-01-22 Richard Henderson <rth@redhat.com>
5139 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
5141 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
5143 PR other/5450
5144 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
5145 preprocessor flags.
5147 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
5149 * config.gcc (x86_64-*-netbsd*): New target.
5150 * config/i386/netbsd64.h: New file.
5152 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
5154 * regrename.c (kill_value): Fix typo.
5156 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
5158 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
5160 * config/rs6000/rs6000.h: Same.
5162 * function.c (instantiate_virtual_regs): Remove
5163 STARTING_FRAME_PHASE.
5164 (assign_stack_local_1): Same.
5165 Calculate frame phase.
5167 2002-01-22 Nick Clifton <nickc@redhat.com>
5169 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
5170 variable declaration to outer scope in order to simplify
5171 future extensions.
5172 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
5173 arm_hard_regno_mode_ok.
5174 * config/arm/arm-protos.h: Add a prototype for
5175 arm_hard_regno_mode_ok.
5176 * config/arm/arm.c (soft_df_operand): Remove now redundant
5177 check for DImode values using IP_REGNUM.
5178 (nonimmediate_soft_df_operand): Remove now redundant check for
5179 DImode values using IP_REGNUM.
5180 (arm_hard_regno_mode_ok): New function. New check: make sure
5181 that DImode values are not stored in IP_REGNUM.
5183 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
5184 note with a USE.
5185 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
5187 2002-01-22 Jason Merrill <jason@redhat.com>
5189 * c-semantics.c (genrtl_compound_stmt): Only check nesting
5190 consistency if this COMPOUND_STMT is scoped.
5192 2002-01-22 Kazu Hirata <kazu@hxi.com>
5194 * predict.c: Fix formatting.
5195 * print-tree.c: Likewise.
5196 * protoize.c: Likewise.
5197 * real.h: Likewise.
5198 * rtl.h: Likewise.
5199 * sbitmap.h: Likewise.
5200 * scan.c: Likewise.
5201 * sched-deps.c: Likewise.
5202 * sched-vis.c: Likewise.
5203 * sdbout.c: Likewise.
5204 * sibcall.c: Likewise.
5205 * ssa.c: Likewise.
5206 * ssa-ccp.c: Likewise.
5207 * ssa-dce.c: Likewise.
5208 * stmt.c: Likewise.
5209 * stor-layout.c: Likewise.
5210 * system.h: Likewise.
5212 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5214 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
5215 if fits in bounds of base type.
5217 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
5218 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
5219 (add_bound_info, default): If can't find a context, make a
5220 SAVE_EXPR.
5221 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
5223 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
5225 * c-typeck.c (parser_build_binary_op): If result from
5226 build_binary_op is ERROR_MARK just return error_mark_node without
5227 further processing.
5229 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
5231 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
5232 Split a.out-specific bits into...
5233 * config/netbsd-aout.h: ...this.
5234 * config/netbsd-elf.h: New file.
5235 * config/alpha/netbsd-elf.h: Remove.
5236 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
5237 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
5238 (STARTFILE_SPEC): Remove redundant definition.
5239 (ENDFILE_SPEC): Likewise.
5240 (LINK_SPEC): Likewise.
5241 (CPP_SPEC): Likewise.
5242 (ASM_SPEC): Likewise.
5243 (LIB_SPEC): Likewise.
5244 (SWITCH_TAKES_ARG): Likewise.
5245 (TARGET_MEM_FUNCTIONS): Likewise.
5246 (CPP_PREDEFINES): Redefine.
5247 (ASM_FINAL_SPEC): Remove redefinition.
5248 (ASM_COMMENT_START): Redefine.
5249 (FUNCTION_PROFILER): Define.
5250 (TARGET_VERSION): Redefine.
5251 Comment and formatting cleanup.
5252 * config/i386/netbsd.h: Include <netbsd-aout.h>.
5253 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
5254 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
5255 big- or little-endian.
5256 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
5257 * config.gcc (*-*-netbsd*): Add definitions common to all
5258 NetBSD configs.
5259 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
5260 gnu_ld definitions. Add netbsd-elf.h to and remove
5261 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
5262 tmake_file, and don't lose previous tmake_file contents.
5263 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
5264 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
5265 gnu_ld definitions. Add netbsd-elf.h to tm_file.
5266 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
5267 (mipsel-*-netbsd*): Rename this to...
5268 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
5269 mips/little.h to tm_file for mips*el-*.
5270 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
5271 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
5272 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
5274 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
5276 * pa-protos.h (reg_before_reload_operand): New function prototype.
5277 * pa.c (reg_before_reload_operand): New function implementation.
5278 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
5279 contraints to "*m".
5281 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5283 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
5285 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
5287 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
5288 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
5289 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
5290 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
5291 (ENDFILE_SPEC): Undefine.
5292 (STARTFILE_SPEC): Redefine for PA.
5294 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5296 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
5298 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
5300 * config.gcc: Add entries to supported PowerPC --with-cpu
5301 types.
5303 2002-01-21 Jakub Jelinek <jakub@redhat.com>
5305 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
5306 true for 64-bit mode only SSE registers in 32-bit mode.
5308 2002-01-21 Kazu Hirata <kazu@hxi.com>
5310 * unwind-dw2.c: Fix formatting.
5311 * unwind-dw2-fde.c: Likewise.
5312 * unwind-dw2-fde.h: Likewise.
5313 * unwind-pe.h: Likewise.
5314 * varasm.c: Likewise.
5315 * varray.h: Likewise.
5317 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
5319 Remove workaround for register stack overwrite bug in mmix.
5320 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
5321 support for TARGET_REG_STACK_FILL_BUG.
5322 * config/mmix/mmix.h: Remove member has_call_without_parameters.
5323 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
5324 Delete.
5325 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
5326 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
5327 -mno-reg-stack-fill-bug-workaround.
5328 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
5329 machine member has_call_without_parameters.
5330 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
5331 -mreg-stack-fill-bug-workaround and
5332 -mno-reg-stack-fill-bug-workaround.
5333 (MMIX Options): Ditto.
5335 2002-01-21 Kazu Hirata <kazu@hxi.com>
5337 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
5338 as appropriate.
5339 Remove redundant code.
5341 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
5343 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
5344 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
5345 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
5346 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
5347 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
5348 out target macro definitions and non-target-specific comments
5349 mostly taken from old versions of the manual.
5351 2002-01-20 Kazu Hirata <kazu@hxi.com>
5353 * config/h8300/h8300.h: Fix comment formatting.
5354 * config/ia64/aix.h: Likewise.
5355 * config/ia64/ia64-protos.h: Likewise.
5356 * config/ia64/ia64.c: Likewise.
5357 * config/ia64/ia64.h: Likewise.
5358 * config/ia64/ia64intrin.h: Likewise.
5359 * config/ia64/linux.h: Likewise.
5360 * config/ia64/unwind-aix.c: Likewise.
5361 * config/ia64/unwind-ia64.c: Likewise.
5363 2002-01-20 Kazu Hirata <kazu@hxi.com>
5365 * config/h8300/h8300.c: Revise comments about shift code.
5367 2002-01-20 Kazu Hirata <kazu@hxi.com>
5369 * config/h8300/h8300.c (function_arg): Update a comment.
5371 2002-01-20 Kazu Hirata <kazu@hxi.com>
5373 * config/h8300/h8300.md: Update the comments at the beginning
5374 of the file.
5376 2002-01-20 Kazu Hirata <kazu@hxi.com>
5378 * config/i370/i370.c: Fix comment formatting.
5379 * config/i370/i370.h: Likewise.
5380 * config/i370/i370.md: Likewise.
5381 * config/i370/linux.h: Likewise.
5383 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5385 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
5387 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
5388 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
5389 in incomplete case.
5391 2002-01-20 Graham Stott <grahams@redhat.com>
5393 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
5395 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
5397 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
5399 2002-01-19 Tom Rix <trix@redhat.com>
5401 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
5403 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
5405 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
5407 * function.c (assign_stack_local_1): Adjust x_frame_offset with
5408 STARTING_FRAME_PHASE.
5409 (STARTING_FRAME_PHASE): New.
5410 (instantiate_virtual_regs): Check saneness of
5411 STARTING_FRAME_PHASE.
5413 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
5415 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
5417 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
5419 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
5421 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
5422 be used for bootstrapping GCC 3.0.
5424 2002-01-18 Kazu Hirata <kazu@hxi.com>
5426 * config/h8300/h8300.md: Fix an insn length.
5428 2002-01-18 Kazu Hirata <kazu@hxi.com>
5430 * bitmap.h: Fix comment formatting.
5431 * combine.c: Likewise.
5432 * cppfiles.c: Likewise.
5433 * c-pragma.h: Likewise.
5434 * c-typeck.c: Likewise.
5435 * df.c: Likewise.
5436 * dwarf2out.c: Likewise.
5437 * function.c: Likewise.
5438 * gcc.c: Likewise.
5439 * genattrtab.c: Likewise.
5440 * gthr-win32.h: Likewise.
5441 * haifa-sched.c: Likewise.
5442 * predict.c: Likewise.
5443 * rtlanal.c: Likewise.
5444 * rtl.h: Likewise.
5445 * unwind-dw2-fde.h: Likewise.
5446 * unwind-pe.h: Likewise.
5447 * vmsdbgout.c: Likewise.
5449 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5451 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
5452 if type_required and passed decl.
5454 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
5456 * config.gcc (cpu_type): Include altivec.h in powerpc
5457 extra_headers.
5458 Same for darwin.
5460 * config/rs6000/altivec.h: New.
5462 2002-01-17 David Edelsohn <edelsohn@gnu.org>
5464 * doc/install.texi (*-ibm-aix*): Update assembler and exception
5465 handling information.
5466 * doc/trouble.texi (Interoperation): Add libstdc++ information
5467 for AIX.
5468 (Misunderstandings): Add template instantiation and static template
5469 member information for AIX.
5471 2002-01-17 Jason Merrill <jason@redhat.com>
5473 * dbxout.c (dbxout_type): Support const and volatile.
5475 * except.c (add_partial_entry): Remove backwards compatibility code.
5476 (end_protect_partials): Likewise.
5478 2002-01-17 Jakub Jelinek <jakub@redhat.com>
5480 * config/ia64/ia64.md (prologue_use): New.
5481 * config/ia64/ia64.c (ia64_expand_prologue): Use
5482 gen_prologue_use instead of gen_rtx_USE.
5483 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
5484 as CODE_FOR_pred_rel_mutex.
5485 (ia64_sched_reorder2): Likewise.
5487 2002-01-16 Eric Christopher <echristo@redhat.com>
5489 * config/mips/r3900.h: Reformat.
5490 (SUBTARGET_CPP_SIZE_SPEC): Remove.
5491 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
5492 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
5493 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
5494 * config/mips/t-elf: Remove mips3 multilib.
5496 2002-01-16 H.J. Lu <hjl@gnu.org>
5498 * config/mips/linux.h: Include "mips/abi64.h".
5500 2002-01-16 H.J. Lu <hjl@gnu.org>
5502 * config/mips/t-linux: New.
5504 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
5506 * config/mips/linux.h: Don't include "gofast.h".
5507 (INIT_SUBTARGET_OPTABS): Removed.
5509 2002-01-16 Kazu Hirata <kazu@hxi.com>
5511 * config/h8300/h8300-protos.h: Replace emit_a_shift with
5512 output_a_shift.
5513 * config/h8300/h8300.c: Likewise.
5514 * config/h8300/h8300.md: Likewise.
5516 2002-01-16 Kazu Hirata <kazu@hxi.com>
5518 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
5519 spaces after an opcode name.
5520 (pushqi1_h8300hs): Likewise.
5521 (pushhi1_h8300hs): Likewise.
5523 2002-01-16 Kazu Hirata <kazu@hxi.com>
5525 * doc/extend.texi: Replace "option" with "attribute"
5526 appropriately.
5528 2002-01-16 Jakub Jelinek <jakub@redhat.com>
5530 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
5531 (and:DI () (const_int -8)).
5532 (split_small_symbolic_mem_operand): Split
5533 (mem (and:DI () (const_int -8)).
5535 2002-01-16 Jakub Jelinek <jakub@redhat.com>
5537 PR target/5309:
5538 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
5539 same way as TYPE_IMUL.
5540 (ultrasparc_sched_reorder): Likewise.
5541 * config/sparc/sparc.md (type): Add comment to update
5542 ultrasparc_sched_reorder when making changes.
5544 2002-01-16 Kazu Hirata <kazu@hxi.com>
5546 * doc/invoke.texi: Change the dump file name of block
5547 reordering pass from 28.bbro to 29.bbro.
5548 Mention -dk option.
5550 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
5552 * i386.md (minsf splitter): Fix pasto.
5554 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
5556 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
5557 to frame pointer initialisation instruction.
5558 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
5559 initialisation instruction.
5560 (soft_df_operand): Do not accept the IP register.
5561 (nonimmediate_soft_df_operand): Do not accept the IP register.
5563 2002-01-16 Jakub Jelinek <jakub@redhat.com>
5565 PR target/5357:
5566 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
5567 MASK_V8 being both set.
5569 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
5571 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
5572 insn for GOT register; add REG_MAYBE_DEAD notes instead.
5573 config/s390/s390.md (call, call_value): Add GOT register to
5574 CALL_INSN_FUNCTION_USAGE where needed.
5575 (call_exp, call_value_exp): New.
5577 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
5579 * config/arm/arm.c: General formatting tidy up.
5581 2002-01-16 Graham Stott <grahams@redhat.com>
5583 * calls.c (try_to_integrate): Use "(size_t)" intermediate
5584 cast and when casting an integer literal to "rtx" pointer.
5585 (expand_call): Likewise.
5586 * flow.c (try_pre_increment): Likewise.
5587 (find_use_as_address): Likewise.
5588 * integrate.c (expand_iline_function): Likewise.
5589 * regmove.c (try_auto_increment): Likewise.
5591 2002-01-16 Graham Stott <grahams@redhat.com>
5593 * sched-rgn.c (passed): Use sbitmap_free.
5594 (header): Likewise.
5595 (inner): Likewise.
5596 (in_queue): Likewise.
5597 (in_stack): Likewise.
5599 2002-01-15 Eric Christopher <echristo@redhat.com>
5601 * flow.c (propagate_one_insn): Change to use fatal_insn.
5603 2002-01-15 Kazu Hirata <kazu@hxi.com>
5605 * expmed.c (extract_fixed_bit_field): Remove unused code.
5606 * system.h: Poison SLOW_ZERO_EXTEND.
5607 * doc/tm.texi: Remove.
5608 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
5609 * config/arm/arm.h: Likewise.
5610 * config/avr/avr.h: Likewise.
5611 * config/clipper/clipper.h: Likewise.
5612 * config/convex/convex.h: Likewise.
5613 * config/d30v/d30v.h: Likewise.
5614 * config/dsp16xx/dsp16xx.h: Likewise.
5615 * config/elxsi/elxsi.h: Likewise.
5616 * config/fr30/fr30.h: Likewise.
5617 * config/h8300/h8300.h: Likewise.
5618 * config/i370/i370.h: Likewise.
5619 * config/i386/i386.h: Likewise.
5620 * config/m68k/m68k.h: Likewise.
5621 * config/mips/mips.h: Likewise.
5622 * config/ns32k/ns32k.h: Likewise.
5623 * config/pdp11/pdp11.h: Likewise.
5624 * config/pj/pj.h: Likewise.
5625 * config/s390/s390.h: Likewise.
5626 * config/sh/sh.h: Likewise.
5627 * config/stormy16/stormy16.h: Likewise.
5628 * config/v850/v850.h: Likewise.
5629 * config/vax/vax.h: Likewise.
5630 * config/we32k/we32k.h: Likewise.
5632 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
5634 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
5635 (altivec_lvsl): Change constraint to b.
5636 (altivec_lvsr): Same.
5637 (altivec_lvebx): Same.
5638 (altivec_lvehx): Same.
5639 (altivec_lvewx): Same.
5640 (altivec_lvxl): Same.
5641 (altivec_lvx): Same.
5642 (altivec_stvx): Add parallel.
5643 (altivec_stvxl): Same.
5644 (altivec_stvehx): Same.
5645 (altivec_stvebx): Same.
5646 (altivec_stvebx): Same.
5648 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
5650 * config.gcc: Change altivec.h to altivec-defs.h.
5652 * config/rs6000/altivec.h: Delete.
5654 * config/rs6000/altivec-defs.h: Add.
5656 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
5658 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
5659 and UMOD modes.
5661 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
5662 less than or equal to eight bytes.
5664 * vax.md (andsi3): Remove constraints and change SET destination
5665 operand type to nonimmediate_operand.
5666 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
5667 when it is a CONST_INT.
5669 2002-01-15 Jason Merrill <jason@redhat.com>
5671 * c-common.def (FILE_STMT): New code.
5672 * c-common.c (statement_code_p): It's a statement.
5673 * c-common.h (stmt_tree_s): Add x_last_filename.
5674 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
5675 (last_expr_filename): New macro.
5676 * c-semantics.c (begin_stmt_tree): Initialize it.
5677 (add_stmt): If the filename changed, also insert a
5678 FILE_STMT.
5679 (expand_stmt): Handle seeing one.
5681 2002-01-15 Eric Christopher <echristo@redhat.com>
5683 * flow.c (propagate_one_insn): Add error message and print out
5684 insn for debugging.
5686 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
5688 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
5689 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
5690 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
5691 TRAMPOLINE_ALIGNMENT.
5692 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
5693 to be in bits.
5694 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
5695 PCC_BITFIELD_TYPE_MATTERS.
5696 * config/interix.h (STDC_VALUE): Remove. Use
5697 STDC_0_IN_SYSTEM_HEADERS.
5698 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
5699 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
5700 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
5702 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
5704 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
5705 not work on this platform currently.
5707 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
5709 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
5710 readonly_warning in _().
5712 2002-01-15 Douglas B Rupp <rupp@gnat.com>
5714 * gcc.c (delete_if_ordinary): Backout previous change.
5716 2002-01-15 Kazu Hirata <kazu@hxi.com>
5718 * config/h8300/h8300.c (print_operand): Remove support for
5719 unused operand characters.
5721 * read-rtl.c: Fix formatting.
5722 * real.c: Likewise.
5723 * recog.c: Likewise.
5724 * regclass.c: Likewise.
5725 * regmove.c: Likewise.
5726 * reg-stack.c: Likewise.
5727 * reload1.c: Likewise.
5728 * rtlanal.c: Likewise.
5730 2002-01-15 Kazu Hirata <kazu@hxi.com>
5732 * config/i386/i386.c: Fix formatting.
5734 2002-01-15 Jakub Jelinek <jakub@redhat.com>
5736 * c-typeck.c (process_init_element): Don't save_expr
5737 COMPOUND_LITERAL_EXPR if just its initializer will be used.
5739 2002-01-15 David Edelsohn <edelsohn@gnu.org>
5741 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
5742 emit optional traceback table if optimize_size or TARGET_ELF.
5743 * config/rs6000/rs6000.md (prefetch): New.
5745 2002-01-15 Andreas Jaeger <aj@suse.de>
5747 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
5749 2002-01-15 Kazu Hirata <kazu@hxi.com>
5751 * mips-tfile.c: Fix formatting.
5753 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
5755 * unroll.c (final_reg_note_copy): Fix previous commit.
5757 2002-01-14 Kazu Hirata <kazu@hxi.com>
5759 * config/h8300/h8300-protos.h: Remove the prototype for
5760 eq_operator.
5761 * config/h8300/h8300.c (eq_operator): Remove.
5763 2002-01-14 Richard Henderson <rth@redhat.com>
5765 * config/i386/i386.md (prefetch): Tidy.
5766 (prefetch_3dnow): Fix locality operand.
5768 2002-01-14 Richard Henderson <rth@redhat.com>
5770 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
5771 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
5773 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
5775 * reload1.c (reload_combine): Pass reg_sum replacement through
5776 copy_rtx in loop performing multiple changes.
5778 2002-01-14 Jakub Jelinek <jakub@redhat.com>
5780 * except.c (remove_unreachable_regions): New.
5781 (free_eh_status): Clear exception_handler_labels.
5782 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
5783 (find_exception_handler_labels): Don't add the same label more than
5784 once.
5785 (remove_exception_handler_label): Don't die if
5786 find_exception_handler_labels hasn't been called for the current
5787 function yet.
5789 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
5791 * toplev.c (rest_of_compilation): Rebuild jump labels after
5792 gcse.
5794 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
5796 * doc/extend.texi: Move documentation of X86 built-in functions
5797 here.
5798 * doc/invoke.texi: From here.
5799 * doc/sourcebuild.texi: Document location of documentation for
5800 machine built-in functions.
5802 2002-01-13 Christopher Faylor <cgf@redhat.com>
5804 * cppfiles.c (TEST_THRESHOLD): New macro.
5805 (SHOULD_MMAP): Ditto.
5806 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
5807 be used.
5809 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
5811 * unroll.c (final_reg_note_copy): Properly handle
5812 REG_LABEL
5813 (unroll_loops): Fix LOOP_CONDITION heuristics.
5815 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
5817 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
5818 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
5820 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
5822 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
5823 threaded loop.
5825 2002-01-14 Tom Rix <trix@redhat.com>
5827 * config/rs6000/rs6000.md: Fix typo with sradi.
5829 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
5831 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
5832 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
5833 (clrstrdi, clrstrsi): Adapt callers.
5835 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
5837 (movti splitter): Never use register 0 as base register.
5839 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
5841 * combine.c (simplify_shift_const): Always generate new rtx
5842 for shift expression instead of reusing given expression.
5844 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5846 * config/alpha/alpha.c (alpha_expand_mov): Don't call
5847 alpha_legitimize_address unless mode is Pmode.
5849 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
5851 * doc/md.texi (Modifiers): Document the '*' constraint for the
5852 user.
5854 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
5855 * doc/extend.texi (Function Attributes): 'interrupt' is valid
5856 for xstormy16 too.
5858 2002-01-13 Richard Henderson <rth@redhat.com>
5860 * reload.c (find_reloads): Use a hard reg destination as reload reg
5861 for an input reload of the source.
5863 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5865 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
5866 more generic.
5868 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
5870 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
5871 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
5873 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
5875 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5877 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
5879 2002-01-12 Tom Rix <trix@redhat.com>
5881 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
5882 TARGET_POWERPC64.
5884 2002-01-12 Richard Henderson <rth@redhat.com>
5886 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
5888 * doc/invoke.texi: Update Alpha options.
5890 * doc/invoke.texi: Update i386 built-in function lists.
5892 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
5894 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
5895 referencing outside.
5897 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5899 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
5900 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
5901 offsets, and change line folding.
5902 * optabs.c (expand_binop): Remove warnings.
5903 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
5905 2002-01-12 Graham Stott <grahams@redhat.com>
5907 * attribs.c (handle_deprecated_attribute): constify WHAT.
5908 * diagnostic.c (warn_deprecated_use): Add braces, fixes
5909 dangling else warning and constify WHAT.
5910 * except.h (struct function, struct inline_remap): Move
5911 struct tag forward defs before all prototypes.
5912 (duplicate_eh_regions): Whitespace.
5914 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
5916 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
5917 MODE_BASE_REG_CLASS.
5918 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
5920 2002-01-12 Richard Henderson <rth@redhat.com>
5922 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
5923 (ix86_expand_vector_move): New.
5924 (bdesc_2arg): Remove andps, andnps, orps, xorps.
5925 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
5926 Remove old prefetch builtins. Special case the logicals removed above.
5927 (ix86_expand_builtin): Likewise.
5928 (safe_vector_operand): Use V4SFmode, not TImode.
5929 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
5930 (ix86_expand_timode_binop_builtin): New.
5931 * config/i386/i386-protos.h: Update.
5932 * config/i386/i386.h (enum ix86_builtins): Update.
5933 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
5934 Use ix86_expand_vector_move in vector move expanders.
5935 (movti_internal, movti_rex64): Add xorps alternative.
5936 (sse_clrv4sf): Rename and adjust from sse_clrti.
5937 (prefetch): Don't work so hard.
5938 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
5939 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
5940 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
5942 2002-01-11 Richard Henderson <rth@redhat.com>
5944 * config/i386/mmintrin.h: New file.
5945 * config/i386/xmmintrin.h: New file.
5946 * config.gcc (i?86-*-*): Add extra_headers.
5947 * simplify-rtx.c (simplify_unary_operation): Handle saturating
5948 truncation codes.
5949 (simplify_binary_operation): Handle saturating arithmetic codes.
5950 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
5951 not the lowpart subreg.
5952 (ix86_expand_builtin): Return a TImode dummy register instead of 0
5953 on error.
5954 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
5956 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5958 * conflict.c (conflict_graph_compute): Free regsets when finished.
5959 * ssa.c (compute_coalesced_reg_partition): Likewise.
5961 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5963 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
5964 every where we allocate a register.
5966 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5968 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
5969 * lcm.c (compute_earliest, compute_farthest): Likewise.
5971 2002-01-11 Janis Johnson <janis187@us.ibm.com>
5973 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
5975 2002-01-11 Janis Johnson <janis187@us.ibm.com>
5977 * doc/rtl.texi (Insns): Fix 2 typos.
5979 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
5981 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
5982 options. Use @table @gcctabopt for MMIX options. Add index
5983 entries for MMIX options. Start new paragraph with first
5984 heading of the machine-dependent options.
5986 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
5988 PR other/5299
5989 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
5990 * combine.c (force_to_mode): Same.
5991 * reload1.c (clear_reload_reg_in_use): Same.
5993 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
5995 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
5996 and 'subtargets'.
5998 2002-01-11 Andreas Jaeger <aj@suse.de>,
5999 Brad Lucier <lucier@math.purdue.edu>
6001 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
6002 mcpu.
6004 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
6006 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
6007 Protect with IN_LIBGCC.
6008 (LINK_EH_SPEC): Add required trailing space.
6010 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
6012 * c-tree.h: Move function declarations so that they are listed
6013 under the filename which contains them.
6014 (check_identifier, finish_decl_top_level,
6015 lookup_name_current_level_global, shadow_record_fields): Remove.
6017 2002-01-11 Andreas Jaeger <aj@suse.de>
6019 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
6020 march.
6022 2002-01-10 Richard Henderson <rth@redhat.com>
6024 * config/alpha/alpha.c (print_operand): Add 'J'.
6025 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
6026 new operand with the sequence number for the lituse. When splitting
6027 the insns, use gen_movdi_er_high_g and generate a sequence number.
6028 (gen_movdi_er_high_g): Print the sequence number if non-zero.
6030 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
6032 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
6033 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
6034 stvxl.
6035 (altivec_expand_builtin): Same.
6036 (altivec_expand_stv_builtin): New.
6038 * config/rs6000/rs6000.h (rs6000_builtins): Same.
6040 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
6041 ("altivec_lvehx"): New.
6042 ("altivec_lvewx"): New.
6043 ("altivec_lvxl"): New.
6044 ("altivec_lvx"): New.
6045 ("altivec_stvx"): New.
6046 ("altivec_stvebx"): New.
6047 ("altivec_stvehx"): New.
6048 ("altivec_stvewx"): New.
6049 ("altivec_stvxl"): New.
6051 2002-01-10 Richard Henderson <rth@redhat.com>
6053 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
6054 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
6055 care not to delete instructions twice.
6057 2002-01-10 Zack Weinberg <zack@codesourcery.com>
6059 * toplev.c: Don't declare environ (it's not used anywhere).
6060 * configure.in: Don't check for declaration of environ.
6061 * config/i386/xm-mingw32.h: Don't #define environ.
6062 * config.in, configure: Regenerate.
6064 2002-01-10 Zack Weinberg <zack@codesourcery.com>
6066 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
6067 * configure: Regenerate.
6069 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
6070 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
6071 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
6072 alpha/xm-vms.h.
6073 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
6074 LIMITS_H_TEST here, not in m68k/x-next.
6075 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
6076 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
6078 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
6079 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
6080 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
6082 * config/i386/x-djgpp: Renamed i386/t-djgpp.
6083 * config/m88k/x-dolph: Renamed m88k/t-dolph.
6084 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
6085 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
6086 replacement of quadlib.asm with quadlib.c.
6088 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
6089 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
6090 config/rs6000/xm-beos.h: Delete file.
6092 * config.gcc: Update to match above changes.
6094 2002-01-10 Kazu Hirata <kazu@hxi.com>
6096 * config/h8300/h8300.h: Fix comment typos.
6097 * config/h8300/h8300.md: Likewise.
6098 * config/h8300/lib1funcs.asm: Likewise.
6100 2002-01-10 Dale Johannesen <dalej@apple.com>
6102 PR optimization/5269
6103 * unroll.c (precondition_loop_p): Make *increment be the correct
6104 sign when n_iterations known, to avoid confusing caller.
6106 2002-01-10 Kazu Hirata <kazu@hxi.com>
6108 * doc/extend.texi (deprecated): Fix a typo.
6110 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
6112 * basic-block.h (update_br_prob_note): Declare.
6113 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
6114 (try_forward_edges): Care negative frequencies and update note.
6115 (outgoing_edges_match): Tweek conditional merging heuristics.
6116 (try_crossjump_to_edge): use update_br_prob_note.
6117 * cfglayout.c (fixup_reorder_chain): Likewise.
6118 * cfrtl.c (update_br_prob_note): New.
6119 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
6121 * i386.c (ix86_decompose_address): Return -1 if address contains
6122 shift.
6123 (legitimate_address_p): Require ix86_decompose_address to return 1.
6125 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
6126 (cprop_insn): Likewise.
6128 2002-01-10 Kazu Hirata <kazu@hxi.com>
6130 * toplev.c: Fix formatting.
6131 * tree.c: Likewise.
6132 * tree-dump.c: Likewise.
6133 * unroll.c: Likewise.
6134 * unwind-dw2.c: Likewise.
6135 * unwind-dw2-fde.c: Likewise.
6136 * unwind-dw2-fde-glibc.c: Likewise.
6137 * unwind-sjlj.c: Likewise.
6139 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
6141 * doc/invoke.texi: Document PDP-11 options.
6143 2002-01-10 Kazu Hirata <kazu@hxi.com>
6145 * config/h8300/h8300.h: Fix formatting.
6147 2002-01-10 Ira Ruben <ira@apple.com>
6149 Add __attribute__ ((deprecated)).
6150 * extend.texi: Document __attribute__ ((deprecated)).
6151 * invoke.texi: Document -Wno-deprecated-declarations.
6152 * testsuite/g++.dg/other/deprecated.C: New C++ test.
6153 * testsuite/gcc.dg/deprecated.c: New C test.
6154 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
6155 (c_common_attribute_table): Add "deprecated" entry.
6156 (handle_deprecated_attribute): New function.
6157 * c-decl.c (deprecated_states): New enum.
6158 deprecated_state: State of "deprecated" handling.
6159 (start_decl): Set deprecated_state based on attributes.
6160 (grokdeclarator): Test for deprecated uses, propagate attribute.
6161 * c-typeck.c (build_component_ref): Test for deprecated fields.
6162 (build_external_ref): Test for deprecated primaries.
6163 * diagnostic.c (warn_deprecated_use) New function to issue
6164 warnings about __attribute__ ((depricated)) references.
6165 * flags.h (warn_deprecated_decl): Extern declared for
6166 -W[no-]deprecated-declarations option.
6167 * print-tree.c (print_node): Show deprecated flag status.
6168 * toplev.c (warn_deprecated_decl): Defined.
6169 (W_options): Added "deprecated-declaration".
6170 * toplev.h (warn_deprecated_use): Extern declared.
6171 * tree.h (struct tree_common): Define deprecated_flag.
6172 (TREE_DEPRECATED): New macro to access flag.
6173 * cp/call.c (build_call): Test for deprecated calls.
6174 * cp/class.c (add_implicitly_declared_members): Set global
6175 flag to tell grokdeclarator to not issue deprecated warnings.
6176 * cp/cp-tree.h: Add extern for adding_implicit_members.
6177 * cp/decl.c (deprecated_states): New enum.
6178 (start_decl): Set deprecated_state based on attributes.
6179 (grokdeclarator): Test for deprecated uses, propagate attribute.
6180 * cp/lex.c (do_identifier): Test for deprecated primaries.
6181 * cp/typeck.c (build_component_ref): Test for deprecated fields.
6183 2002-01-10 Ira Ruben <ira@apple.com>
6185 Fix to assign attributes to inline member functions.
6186 * cp/decl.c (start_method): Handle attrlist.
6188 2002-01-10 Kazu Hirata <kazu@hxi.com>
6190 * combine.c (expand_field_assignment): Use subreg_lsb().
6192 2002-01-10 David Edelsohn <edelsohn@gnu.org>
6194 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
6195 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
6196 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
6197 Recurse for any operand of AND as long as constant is non-zero.
6199 2002-01-10 Kazu Hirata <kazu@hxi.com>
6201 * config/h8300/h8300.md: Remove constraints from expanders.
6203 2002-01-10 Kazu Hirata <kazu@hxi.com>
6205 * varasm.c: Fix formatting.
6206 * varray.c: Likewise.
6207 * vmsdbgout.c: Likewise.
6208 * xcoffout.c: Likewise.
6210 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
6212 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
6213 update edge probabilities to match.
6215 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
6217 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
6218 dependencies.
6219 * doc/languages.texi, doc/sourcebuild.texi: New files.
6220 * doc/configfiles.texi: Make a subsubsection. Update.
6221 * doc/configterms.texi: Add @node. Remove warning that this isn't
6222 instructions for building GCC.
6223 * doc/makefile.texi: Make a subsection.
6224 * doc/gccint.texi: Update.
6226 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
6228 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
6230 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
6232 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
6234 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
6236 * optabs.c (expand_fix): Look for wider integer modes first.
6238 * i386.md (mov?f): Avoid the fake const double trick for medium
6239 memory model.
6240 (min?f*/max?f*): Prohibit memory operands for i387 variant.
6241 (fop_df_4): Disable for SSE compilation.
6243 2002-01-10 Graham Stott <grahams@redhat.com>
6245 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
6246 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
6248 2002-01-10 Richard Henderson <rth@redhat.com>
6250 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
6252 2002-01-10 Richard Henderson <rth@redhat.com>
6254 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
6255 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
6257 2002-01-10 Kazu Hirata <kazu@hxi.com>
6259 * combine.c (can_combine_p): Fix a comment typo.
6261 2002-01-09 Zack Weinberg <zack@codesourcery.com>
6263 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
6264 empty list correctly. Change loop index $t to $f for
6265 consistency with rest of Makefile.
6267 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
6269 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
6270 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
6272 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
6273 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
6274 (altivec_init_builtins): Same.
6275 (altivec_expand_unop_builtin): Return NULL_RTX on error.
6276 (altivec_expand_binop_builtin): Same.
6277 (altivec_expand_ternop_builtin): Same.
6278 (bdesc_dst): New.
6280 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
6281 ("altivec_vctuxs"): Fix typo.
6282 ("altivec_vnmsubfp"): Same.
6283 ("altivec_dssall"): New.
6284 ("altivec_mfvscr"): New.
6285 ("altivec_dss"): New.
6286 ("altivec_lvsl"): New.
6287 ("altivec_lvsr"): New.
6288 ("altivec_dstt"): New.
6289 ("altivec_dstst"): New.
6290 ("altivec_dststt"): New.
6291 ("altivec_dst"): New.
6293 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
6294 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
6296 2002-01-09 Richard Henderson <rth@redhat.com>
6298 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
6300 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
6302 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
6303 function.
6304 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
6305 prototype.
6306 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
6308 2002-01-09 Kazu Hirata <kazu@hxi.com>
6310 * read-rtl.c: Fix formatting.
6311 * real.c: Likewise.
6312 * regclass.c: Likewise.
6313 * regrename.c: Likewise.
6314 * reg-stack.c: Likewise.
6315 * reload1.c: Likewise.
6316 * reload.c: Likewise.
6317 * rtl.c: Likewise.
6319 2002-01-09 Kazu Hirata <kazu@hxi.com>
6321 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
6322 to extract items in the expr_list chain.
6324 2002-01-09 Richard Henderson <rth@redhat.com>
6326 * config/vax/vax.c (vax_rtx_cost): Never abort.
6328 * config/vax/vax.h (REAL_ARITHMETIC): Define.
6330 2002-01-09 Jan Hubicka <jh@suse.cz>
6332 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
6334 2002-01-09 Richard Henderson <rth@redhat.com>
6336 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
6337 Unify code from various alternatives.
6339 2002-01-09 Richard Henderson <rth@redhat.com>
6341 * regrename.c (copy_value): Ignore the copy if the source register
6342 is present in the value chain with a narrower mode.
6344 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6346 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
6347 for the c4x target. Also improve layout.
6349 2002-01-09 Richard Henderson <rth@redhat.com>
6351 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
6352 * config/m32r/m32r.md (and ior xor splitters): Swap operands
6353 to match insn patterns.
6355 2002-01-09 Richard Henderson <rth@redhat.com>
6357 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
6358 (copyprop_hardreg_forward_1): Likewise.
6360 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
6362 * pa.md (decrement_and_branch_until_zero): Change predicate for
6363 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
6365 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
6367 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
6368 gets undefined. For Darwin.
6370 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6372 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
6374 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6376 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
6378 2002-01-08 Richard Henderson <rth@redhat.com>
6380 * regrename.c (copy_value): Ignore overlapping copies.
6382 2002-01-08 Richard Henderson <rth@redhat.com>
6384 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
6385 as needed to avoid shared structure.
6387 2002-01-08 Kazu Hirata <kazu@hxi.com>
6389 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
6390 H8/300H and H8/S.
6392 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
6394 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
6395 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
6396 documentation of obsolete macros.
6397 * system.h: Poison these macros.
6398 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
6399 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
6400 config/c4x/c4x.h, config/clipper/clipper.h,
6401 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
6402 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
6403 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
6404 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
6405 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
6406 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
6407 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
6408 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
6409 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
6410 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
6411 config/sparc/sparc.h, config/stormy16/stormy16.h,
6412 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
6413 definitions and commented out definitions of obsolete macros.
6414 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
6415 of MAX_INT_TYPE_SIZE.
6417 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
6419 * config/s390/s390.c (s390_preferred_reload_class): Never
6420 return ADDR_REGS if it isn't a subset of the given class.
6421 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
6422 FP_REGS, but all superclasses as well.
6424 * config/s390/s390.c (s390_function_profiler): Fix thinko.
6426 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
6427 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
6428 must not be a const_int.
6430 2002-01-08 Richard Henderson <rth@redhat.com>
6432 * Makefile.in (toplev.o): Depend on options.h.
6433 (gcc.o): Depend on specs.h.
6435 2002-01-08 Jakub Jelinek <jakub@redhat.com>
6437 * expr.c (store_expr): Convert VOIDmode constants back to target's
6438 mode.
6440 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6442 * doc/invoke.texi: Markup gcc as @command. Refer to
6443 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
6444 of http://gcc.gnu.org/thanks.html.
6446 2002-01-08 Dale Johannesen <dalej@apple.com>
6448 * config/rs6000/rs6000.md: Add missing int register
6449 target case to movdf_low.
6451 2002-01-08 Zack Weinberg <zack@codesourcery.com>
6453 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
6454 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
6455 (cppinit.o): Depend on except.h.
6456 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
6457 s-specs): New rules.
6459 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
6460 Don't create specs.h/options.h/gencheck.h here. Remove
6461 unnecessary variable settings from last argument of AC_OUTPUT.
6462 * config.in, configure: Regenerate.
6463 * intl.c: Hardcode package name as "gcc".
6465 * cppinit.c: Include except.h.
6466 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
6467 appropriate.
6468 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
6469 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
6470 (!)USING_SJLJ_EXCEPTIONS.
6471 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
6473 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
6475 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
6476 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
6477 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
6478 documentation of obsolete macros.
6479 * system.h: Poison these macros.
6480 * config/d30v/d30v.h, config/ns32k/encore.h,
6481 config/stormy16/stormy16.h: Remove definitions and commented out
6482 definitions of obsolete macros.
6484 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
6486 * objc/objc-act.c (handle_class_ref): Mark the declaration of
6487 %sobjc_class_ref_%s as used - to prevent unwanted compiler
6488 warnings.
6490 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
6492 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
6493 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
6494 to insn adjusting stack/frame pointer.
6495 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
6496 accept operands that cause the insn to be non-splittable.
6498 2002-01-08 Graham Stott <grahams@redhat.com>
6500 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
6501 (C_TYPE_FIELDS_VOLATILE): Likewise.
6502 (C_TYPE_BEING_DEFINED): Likewise.
6503 (C_IS_RESERVED_WORD): Likewise.
6504 (C_TYPE_VARIABLE_SIZE): Likewise.
6505 (C_DECL_VARIABLE_SIZE): Likewise.
6506 (C_MISSING_PROTOTYPE_WARNED): Likewise.
6507 (C_SET_EXP_ORIGINAL_CODE): Likewise.
6508 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
6509 parenthesis.
6510 (C_DECL_ANTICIPATED): Likewise.
6511 (c_build_type_variant): Add parenthesis.
6513 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
6515 * gcc.c (option_map): Remove --version.
6516 (process_command): Handle -fversion following the GNU Coding
6517 Standards. Partially addresses PR other/704.
6519 2002-01-08 Graham Stott <grahams@redhat.com>
6521 * combine.c (combine_instructions): Fix typo.
6523 2002-01-08 Graham Stott <grahams@redhat.com>
6525 * debug.h: Use "tree" and "rtx" throughout.
6527 * debug.c: Likewise.
6529 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
6531 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
6532 constant pool, use the pool's version of the symbol instead.
6534 2002-01-07 Richard Henderson <rth@redhat.com>
6536 * regrename.c (find_oldest_value_reg): Ignore the value chain if
6537 the original register was copied in a mode with a fewer number of
6538 hard registers than the desired mode.
6539 (copyprop_hardreg_forward_1): Likewise.
6540 (debug_value_data): Fix loop test.
6541 * toplev.c (parse_options_and_default_flags): Reenable
6542 -fcprop-registers at -O1.
6544 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
6546 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
6547 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
6549 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
6550 predicates.
6552 * config/rs6000/rs6000.md: Add altivec predicate patterns.
6554 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
6556 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
6557 (pa_output_function_prologue): Output local label at the beginning of
6558 the prologue when profiling.
6559 (hppa_profile_hook): Use the local label rather than the function label.
6560 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
6562 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
6564 * config/rs6000/rs6000.c (print_operand): Remove extra space.
6565 (altivec_expand_unop_builtin): Fix thinko.
6566 (altivec_expand_binop_builtin): Same.
6567 (altivec_expand_ternop_builtin): Same.
6568 (altivec_expand_builtin): Same.
6570 2002-01-07 Richard Henderson <rth@redhat.com>
6572 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
6574 2002-01-07 Jason Merrill <jason@redhat.com>
6576 * unwind-dw2.c (execute_cfa_program): Use < again.
6578 2002-01-07 Jakub Jelinek <jakub@redhat.com>
6580 * predict.c (combine_predictions_for_insn): Avoid division by zero.
6582 2002-01-07 Jakub Jelinek <jakub@redhat.com>
6584 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
6585 Don't allow -1 - x -> ~x simplifications in the first pass.
6587 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
6589 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
6590 arguments.
6591 (altivec_expand_binop_builtin): Same.
6592 (altivec_expand_unop_builtin): Same.
6593 (print_operand): Fix typo.
6594 (bdesc_1arg): Add vupk* variants.
6596 * rs6000.h (rs6000_builtins): Add vupk* enums.
6598 * rs6000.md: Add altivec_vupk* variants.
6600 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
6602 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
6603 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
6604 and last update dates.
6606 2002-01-07 Janis Johnson <janis187@us.ibm.com>
6608 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
6610 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
6612 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
6613 * config/avr/avr.h (CPP_SPEC): Likewise.
6614 (LINK_SPEC): Likewise.
6615 (CRT_BINUTILS_SPECS): Likewise.
6616 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6617 * doc/invoke.texi (AVR Options): Document them.
6619 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
6621 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
6622 LABEL_NUSES.
6624 2002-01-07 Graham Stott <grahams@redhat.com>
6626 * config/i386/i386.h: Update copyright date.
6627 (HALF_PIC_PTR): Add parenthesis.
6628 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
6629 (CONSTANT_ALIGNMENT): Add parenthesis.
6630 (DATA_ALIGNMENT): Likewise.
6631 (LOCAL_ALIGNMENT): Likewise.
6632 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
6633 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
6634 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
6635 (HARD_REGNO_NREGS): Add paranethesis.
6636 (VALID_SSE_REG_MODE): Whitespace.
6637 (VALID_MMX_REG_MODE): Whitespace.
6638 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
6639 (ix86_hard_regno_mode_ok): Add parenthesis.
6640 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
6641 (RETURN_IN_MEMORY): Whitespace.
6642 (N_REG_CLASSES): Add parenthesis.
6643 (INTEGER_CLASS_P): Add parenthesis and wrap.
6644 (FLOAT_CLASS_P): Likewise.
6645 (SSE_CLASS_P): Likewise.
6646 (MMX_CLASS_P): Likewise.
6647 (MAYBE_INTEGER_CLASS_P): Likewise.
6648 (MAYBE_FLOAT_CLASS_P): Likewise.
6649 (MAYBE_SSE_CLASS_P): Likewise.
6650 (MAYBE_MMX_CLASS_P): Likewise.
6651 (Q_CLASS_P): Likewise.
6652 (GENERAL_REGNO_P): Uppercase macro parameter.
6653 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
6654 (FP_REGNO_P): Likewise.
6655 (ANY_FP_REGNO_P): Uppercase macro parameter.
6656 (SSE_REGNO_P): Likewise.
6657 (SSE_REGNO): Likewise.
6658 (SSE_REG_P): Likewise.
6659 (SSE_FLOAT_MODE_P): Likewise.
6660 (MMX_REGNO_P): Likewise.
6661 (MMX_REG_P):Likewise.
6662 (STACK_REG_P): Likewise.
6663 (NON_STACK_REG_P): Likewise.
6664 (STACK_TOP_P): Likewise.
6665 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
6666 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
6667 (SECONDARY_MEMORY_NEEDED): Likewise.
6668 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
6669 (MD_ASM_CLOBBERS): Whitespace and wrap.
6670 (MUST_PASS_IN_STACK): Whitespace and wrap.
6671 (RETURN_POPS_ARGS): Add parenthesis.
6672 (INIT_CUMULATIVE_ARGS): Likewise.
6673 (FUNCTION_ARG): Likewise.
6674 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
6675 (SETUP_INCOMING_VARARGS): Likewise.
6676 (BUILD_VA_LIST_TYPE): Add parenthesis.
6677 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
6678 parenthsis.
6679 (EXPAND_BUILTIN_VA_ARG): Likewise.
6680 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
6681 (INITIALIZE_TRAMPOLINE): Add parenthesis.
6682 (INITIAL_ELIMINATION_OFFSET): Likewise.
6683 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
6684 (REGNO_OK_FOR_BASE_P): Likewise.
6685 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
6686 (REGNO_OK_FOR_DIREG_P): Likewise.
6687 (REG_OK_FOR_INDEX_P): Whitespace.
6688 (REG_OK_FOR_BASE_P): Whitespace.
6689 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
6690 parenthesis.
6691 (FIND_BASE_TERM): Fix typo.
6692 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
6693 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
6694 (SYMBOLIC_CONST; Whitespace.
6695 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
6696 (ENCODE_SECTION_INFO): Whitespace.
6697 (FINALIZE_PIC): Remove do { ... } while (0).
6698 (PROMOTE_MODE): Wrap in do { ... } while (0).
6699 (CONST_COSTS): Whitespace.
6700 (RTX_COSTS): Add paramethesis, whitespace and wrap.
6701 (REGISTER_MOVE_COST): Add parenthesis.
6702 (MEMORY_MOVE_COST): Likewise.
6703 (EXTRA_CC_MODES): Whitespace.
6704 (SELECT_CC_MODE): Add parenthesis and whitespace.
6705 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
6706 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
6707 (ASM_OUTPUT_LABEL): Add paramethesis.
6708 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
6709 (ASM_OUTPUT_REG_POP): Likewise.
6710 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
6711 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
6713 * config/i386/i386.c: Update copyright.
6714 (CHECK_STACK_LIMIT): Add parenthesis.
6715 (AT_BP): Uppercase macro parameter.
6716 (x86_64_int_parameter_registers): Constify.
6717 (x86_64_int_return_registers): Likewise.
6718 (ix86_compare_op0): Use rtx.
6719 (construct_container): Constify INTREG parameter.
6720 (function_arg): Use rtx.
6722 * diagnostic.h: Update copyright date.
6723 (output_buffer_state): Add parenthesis.
6724 (output_buffer_format_args): Likewise.
6726 * combine.c (combine_instructions): Replace XEXP (links, 0)
6727 with link.
6729 2002-01-06 H.J. Lu <hjl@gnu.org>
6731 * cfgcleanup.c (thread_jump): Fix 2 typos.
6733 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
6735 * config.gcc: Add support for --enable-altivec.
6737 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
6739 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
6741 2002-01-06 Jakub Jelinek <jakub@redhat.com>
6743 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
6744 __objc_class_name_*.
6746 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
6748 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
6750 2002-01-06 Richard Henderson <rth@redhat.com>
6752 * reorg.c (emit_delay_sequence): Remove death notes, not merely
6753 nop them out. Increment label reference count for REG_LABEL.
6754 (fill_slots_from_thread): Frob label reference count around
6755 delete_related_insns.
6757 2002-01-05 Richard Henderson <rth@redhat.com>
6759 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
6760 jump threading.
6762 2002-01-05 Richard Henderson <rth@redhat.com>
6764 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
6765 * integrate.c (output_inline_function): Likewise.
6766 * toplev.c (rest_of_compilation): Do it here instead. Move call
6767 to remove_unnecessary_notes after emitting abstract instance.
6768 Force an emitted nested function to have its parent emited as well.
6769 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
6770 for null.
6771 (rtl_for_decl_location): Do not look at reload data structures
6772 before reload has run.
6774 2002-01-05 Kazu Hirata <kazu@hxi.com>
6776 * cse.c: Fix formatting.
6777 * dwarf2asm.c: Likewise.
6778 * dwarf2out.c: Likewise.
6779 * explow.c: Likewise.
6780 * expmed.c: Likewise.
6781 * function.c: Likewise.
6782 * gcov.c: Likewise.
6783 * gencheck.c: Likewise.
6784 * genrecog.c: Likewise.
6785 * ggc-common.c: Likewise.
6786 * ggc-page.c: Likewise.
6787 * global.c: Likewise.
6789 2002-01-05 Kazu Hirata <kazu@hxi.com>
6791 * combine.c: Fix formatting.
6793 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
6795 PR middle-end/1557
6796 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
6798 2002-01-05 David Edelsohn <edelsohn@gnu.org>
6800 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
6801 as 1 for __powerpc64__ as well.
6803 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
6805 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
6806 return it.
6808 2002-01-05 Daniel Berlin <dan@dberlin.org>
6810 * lcm.c: Revert change, due to performance regression it causes on
6811 SPEC because it's slightly more conservative (sigh, I hate
6812 edge-based LCM).
6814 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
6816 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
6818 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6820 * doc/cppinternals.texi: Update.
6822 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
6824 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
6825 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
6826 negatives.
6827 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
6828 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
6829 kludge for pre-october-14th mmix versions to handle new-found bug
6830 with PUSHJ/PUSHGO and the register stack.
6831 * config/mmix/mmix.h (struct machine_function): Rename member
6832 has_call_value_without_parameters to has_call_without_parameters.
6833 All referers changed.
6834 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
6835 TARGET_MASK_BRANCH_PREDICT): New macros.
6836 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
6837 -mno-reg-stack-fill-bug-workaround.
6838 * config/mmix/mmix.md ("call"): Set struct machine member
6839 has_call_without_parameters.
6841 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
6843 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
6845 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
6847 * cfgcleanup.c: Include tm_p.h
6848 (mark_effect): Fix handling of hard register; fix handling of SET
6850 2002-01-04 Kazu Hirata <kazu@hxi.com>
6852 * config/h8300/h8300.md (anonymous patterns): Check that
6853 operands are registers before using REGNO on them.
6855 2002-01-03 Roland McGrath <roland@frob.com>
6857 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
6859 2002-01-04 Jakub Jelinek <jakub@redhat.com>
6861 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
6862 * c-common.h (genrtl_expr_stmt_value): Likewise.
6863 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
6864 (expand_expr_stmt_value): Add maybe_last argument.
6865 Don't warn about statement with no effect if it is the last statement
6866 in expression statement.
6867 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
6868 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
6869 expand_expr_stmt_value.
6870 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
6871 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
6872 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
6873 as maybe_last to expand_expr_stmt_value.
6875 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
6877 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
6878 be passed in, do not build it.
6879 (c_begin_if_stmt): New function.
6880 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
6881 * c-common.h (c_expand_start_cond): Update prototype.
6882 (c_begin_if_stmt): Prototype new function.
6883 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
6884 * c-parse.in (if_prefix): Use c_begin_if_stmt,
6885 c_begin_while_stmt and c_finish_while_stmt_cond.
6887 2002-01-04 William Cohen <wcohen@redhat.com>
6889 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
6890 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
6891 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
6892 * config/pa/som.h (ASM_FILE_START): Likewise.
6894 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
6896 * lcm.c: Include df.h.
6897 Add available_transfer_function prototype.
6898 (compute_available): Rework to use iterative dataflow framework.
6899 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
6900 with bb_info in df.h
6901 (available_transfer_function): New function.
6903 * Makefile.in (lcm.o): add df.h to dependencies.
6905 2002-01-04 Richard Henderson <rth@redhat.com>
6907 * config/alpha/alpha.c (some_operand): Accept HIGH.
6908 (input_operand): Likewise; accept simple references to globals.
6909 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
6910 (alpha_const_double_ok_for_letter_p): Likewise.
6911 (alpha_extra_constraint): Likewise.
6912 (alpha_preferred_reload_class): Likewise. Do not force
6913 symbolic constants to memory.
6914 (alpha_legitimate_address_p): Accept simple references
6915 to small_symbolic_operand.
6916 (alpha_legitimize_address): New arg scratch. Be prepared to be
6917 called when no_new_pseudos. Emit simple symbolic references.
6918 Split integers into low, high, and rest.
6919 (alpha_expand_mov): Use alpha_legitimize_address.
6920 (some_small_symbolic_mem_operand): New.
6921 (split_small_symbolic_mem_operand): New.
6922 * config/alpha/alpha-protos.h: Update.
6923 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
6924 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
6925 (EXTRA_CONSTRAINT): Likewise.
6926 (PREFERRED_RELOAD_CLASS): Likewise.
6927 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
6928 (PREDICATE_CODES): Update.
6929 * config/alpha/alpha.md: New post-reload splitters to convert
6930 simplfied symbolic operands to the form that references $29.
6931 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
6932 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
6934 2002-01-03 Richard Henderson <rth@redhat.com>
6936 * local-alloc.c (function_invariant_p): Update commentary.
6938 2002-01-04 H.J. Lu <hjl@gnu.org>
6940 * toplev.c (rest_of_compilation): Fix a typo when calling
6941 cleanup_cfg.
6943 2002-01-03 Kazu Hirata <kazu@hxi.com>
6945 * c-common.c: Fix formatting.
6946 * diagnostic.c: Likewise.
6947 * doloop.c: Likewise.
6948 * dwarf2out.c: Likewise.
6950 2002-01-03 Kazu Hirata <kazu@hxi.com>
6952 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
6953 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
6955 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
6957 * cpperror.c: Update comments and copyright.
6958 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
6959 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
6961 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6963 * collect2.c (main): Use strcmp when testing for "-shared".
6965 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
6967 * cppmacro.c: Don't include intl.h. Update comments.
6968 (new_number_token): Allocate enough buffer for 64-bit unsigned
6969 integers; update prototype.
6970 * cppmain.c: Update comments.
6972 2002-01-03 William Cohen <wcohen@redhat.com>
6974 * function.h (struct function): Add profile.
6975 (current_function_profile): New.
6976 doc/extend.texi: Update documentation.
6977 * final.c (final_start_function): Use current_function_profile
6978 instead of profile_flag.
6979 (profile_after_prologue): Likewise.
6980 * function.c (expand_function_start): Likewise.
6981 (expand_function_start): Likewise.
6982 * config/alpha/alpha.c (direct_call_operand):
6983 (alpha_does_function_need_gp): Likewise.
6984 (alpha_expand_prologue): Likewise.
6985 * config/arm/arm.c (arm_expand_prologue): Likewise.
6986 thumb_expand_prologue: Likewise.
6987 * config/d30v/d30v.c (d30v_stack_info): Likewise.
6988 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
6989 (fr30_expand_prologue): Likewise.
6990 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
6991 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
6992 * config/i386/i386.h (FINALIZE_PIC): Likewise.
6993 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6994 * config/i960/i960.c (i960_output_function_prologue): Likewise.
6995 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
6996 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
6997 (m32r_expand_prologue): Likewise.
6998 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
6999 (m88k_expand_prologue): Likewise.
7000 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
7001 * config/mips/mips.c (compute_frame_size): Likewise.
7002 (mips_expand_prologue): Likewise.
7003 (mips_can_use_return_insn): Likewise.
7004 * config/pa/elf.h (ASM_FILE_START): Likewise.
7005 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
7006 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
7007 * config/pa/som.h (ASM_FILE_START): Likewise.
7008 * config/romp/romp.c (romp_using_r14): Likewise.
7009 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
7010 (rs6000_stack_info): Likewise.
7011 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7012 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
7013 * config/v850/v850.c (compute_register_save_size): Likewise.
7015 2002-01-03 Jakub Jelinek <jakub@redhat.com>
7017 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
7018 gen_lowpart_common fails, use gen_lowpart_SUBREG.
7020 2002-01-03 Turly O'Connor <turly@apple.com>
7022 * darwin.c (machopic_output_possible_stub_label): Don't generate
7023 stub routines for pseudo-stubs which we've just defined.
7025 2002-01-03 Kazu Hirata <kazu@hxi.com>
7027 * builtins.c: Fix formatting.
7028 * c-typeck.c: Likewise.
7029 * combine.c: Likewise.
7030 * expr.c: Likewise.
7031 * loop.c: Likewise.
7033 2002-01-03 Andreas Schwab <schwab@suse.de>
7035 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
7036 and return true if _cpp_push_next_buffer pushed a new include
7037 file.
7038 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
7039 _cpp_pop_file_buffer did not push a new file.
7040 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
7042 2002-01-02 Eric Christopher <echristo@redhat.com>
7044 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
7045 FIND_REG_INC_NOTE call. Update copyright.
7046 * loop.c (canonicalize_condition): Ditto.
7047 * reorg.c (delete_scheduled_jump): Ditto.
7049 2002-01-03 Kazu Hirata <kazu@hxi.com>
7051 * gcse.c: Fix formatting.
7053 2002-01-03 Graham Stott <grahams@redhat.com>
7055 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
7056 forward defs for struct tags rtx_def, union_tree, rtvec_def
7057 also output corresponding typedefs for rtx, tree, and rtvec.
7059 * system.h: Move forward defs for struct tags rtx_def, union_tree,
7060 rtvec_def along with corresponding typedefs for rtx, tree, and
7061 rtvec to config.h, hconfig.h, tconfig.h.
7063 2002-01-03 Graham Stott <grahams@redhat.com>
7065 * tree.h: Update copyright date.
7066 (IS_EXPR_CODE_CLASS): Add parenthesis.
7067 (TREE_SET_CODE): Add whitespace.
7068 (TREE_CHECK): Add parenthesis.
7069 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
7070 (CST_OR_CONSTRUCTOR_CHECK):
7071 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
7072 (TREE_SYMBOL_REFERENCED): Whitespace.
7073 (INT_CST_LT): Likewise.
7074 (INT_CST_LT_UNSIGNED): Likewise.
7075 (tree_real_cst): Unwrap comment.
7076 (tree_string): Likewise.
7077 (tree_complex): Likewise.
7078 (IDENTIFIER_POINTER): correct cast.
7079 (SAVE_EXPR_CONTEXT): Whitespace.
7080 (EXPR_WFL_FILENAME_NODE): Likewise.
7081 (EXPR_WFL_FILENAME): Remove parenthesis.
7082 (DECL_ORIGIN): Add parenthesis.
7083 (DECL_FROM_INLINE): Use NULL_TREE.
7084 (build_int_2): Whitespace.
7085 (build_type_variant): Add parenthesis.
7087 * gcc/jcf-parse.c: Update copyright date.
7088 (yyparse): Constify resource_filename.
7090 2002-01-03 Graham Stott <grahams@redhat.com>
7092 * rtl.h: Update copyright date.
7093 (RTL_CHECK1): Wrap long line.
7094 (RTL_CHECK2): Likewise.
7095 (RTL_CHECKC1): Wrap long line and whitespace.
7096 (RTL_CHECKC2): Likewise.
7097 (XWINT): Whitespace.
7098 (XINT): Likewise.
7099 (XSTR): Likewise.
7100 (XEXP): Likewise.
7101 (XVEC): Likewise.
7102 (XMODE): Likewise.
7103 (XBITMAP): Likewise.
7104 (XTREE): Likewise.
7105 (XBBDEF): Likewise.
7106 (XTMPL): Likewise.
7107 (X0WINT): Likewise.
7108 (X0INT):Likewise.
7109 (X0UINT): Likewise.
7110 (X0STR): Likewise.
7111 (X0EXP): Likewise.
7112 (X0VEC): Likewise.
7113 (X0MODE): Likewise.
7114 (X0BITMAP): Likewise.
7115 (X0TREE): Likewise.
7116 (X0BBDEF): Likewise.
7117 (X0ADVFLAGS): Likewise.
7118 (X0CSELIB): Likewise.
7119 (X0MEMATTR): Likewise.
7120 (XCWINT): Likewise.
7121 (XCINT): Likewise.
7122 (XCUINT): Likewise.
7123 (XCSTR): Likewise.
7124 (XCEXP): Likewise.
7125 (XCVEC): Likewise.
7126 (XCMODE): Likewise.
7127 (XCBITMAP): Likewise.
7128 (XCTREE): Likewise.
7129 (XCBBDEF): Likewise.
7130 (XCADVFLAGS): Likewise.
7131 (XCCSELIB): Likewise.
7132 (XC2EXP): Likewise.
7133 (INSN_UID): Likewise.
7134 (PREV_INSN): Likewise.
7135 (PATTERN): Likewise.
7136 (INSN_CODE): Likewise.
7137 (PUT_REG_NOTE_KIND): Likewise.
7138 (CODE_LABEL_NUMBER): Likewise.
7139 (NOTE_SOURCE_FILE): Likewise.
7140 (NOTE_BLOCK): Likewise.
7141 (NOTE_EH_HANDLER): Likewise.
7142 (NOTE_RANGE_INFO): Likewise.
7143 (NOTE_LIVE_INFO): Likewise.
7144 (NOTE_BASIC_BLOCK): Likewise.
7145 (NOTE_EXPECTED_VALUE): Likewise.
7146 (NOTE_LINE_NUMBER): Likewise.
7147 (LABEL_NAME): Likewise.
7148 (LABEL_NUSES): Likewise.
7149 (LABEL_ALTERNATE_NAME): Likewise.
7150 (ADDRESSOF_DECL): Likewise.
7151 (JUMP_LABEL): Likewise.
7152 (LABEL_NEXTREF): Likewise.
7153 (REGNO): Likewise.
7154 (ORIGINAL_REGNO: Likewise.
7155 (HARD_REGISTER_NUM_P): Add parenthesis.
7156 (SUBREG_REG): Whitespace.
7157 (SUBREG_BYTE): Likewise.
7158 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
7159 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
7160 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
7161 (ASM_OPERANDS_INPUT_VEC): Likewise.
7162 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
7163 (ASM_OPERANDS_INPUT): Likewise.
7164 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
7165 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
7166 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
7167 (ASM_OPERANDS_INPUT_MODE): Likewise.
7168 (ASM_OPERANDS_SOURCE_FILE): Likewise.
7169 (ASM_OPERANDS_SOURCE_LINE): Likewise.
7170 (MEM_SET_IN_STRUCT_P): Minor reformat.
7171 (TRAP_CONDITION): Whitespace.
7172 (TRAP_CODE): Likewise.
7173 (COND_EXEC_TEST): Likewise.
7174 (COND_EXEC_CODE): Likewise.
7175 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
7176 (PHI_NODE_P): Add parenthesis.
7177 (plus_constant): Whitespace and add parenthesis.
7179 2002-01-03 Kazu Hirata <kazu@hxi.com>
7181 * config/avr/avr.c: Fix comment typos.
7182 * config/c4x/c4x.md: Likewise.
7183 * config/dsp16xx/dsp16xx.h: Likewise.
7184 * config/dsp16xx/dsp16xx.md: Likewise.
7185 * config/i386/i386.md: Likewise.
7186 * config/ia64/ia64.c: Likewise.
7187 * config/m32r/m32r.h: Likewise.
7188 * config/m68hc11/m68hc11.md: Likewise.
7189 * config/mmix/mmix.c: Likewise.
7190 * config/mn10200/mn10200.c: Likewise.
7191 * config/romp/romp.c: Likewise.
7192 * config/sh/sh.c: Likewise.
7193 * config/stormy16/stormy16.c: Likewise.
7194 * config/stormy16/stormy16.h: Likewise.
7195 * config/stormy16/stormy16.md: Likewise.
7197 2002-01-03 Graham Stott <grahams@redhat.com>
7199 * loop.h: Update copyright date.
7200 (LOOP_MOVABLES): Fix typo.
7201 (LOOP_REGS): Likewise.
7202 (LOOP_IVS): Likewise.
7204 2002-01-03 Graham Stott <grahams@redhat.com>
7206 * cppinit.c: Update copyright date.
7207 Don't include output.h
7208 * Makefile.in: Update copyright date.
7209 Update dependency.
7211 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
7213 PR c/5226
7214 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
7215 (-pthread) Add to RS/6000 options.
7217 2002-01-02 Kazu Hirata <kazu@hxi.com>
7219 * except.c: Fix comment typos.
7220 * loop.c: Likewise.
7221 * varasm.c: Likewise.
7222 * doc/tm.texi: Fix a typo.
7224 2002-01-02 Jakub Jelinek <jakub@redhat.com>
7226 * c-typeck.c (output_init_element): Allow initializing static storage
7227 duration objects with compound literals.
7229 2002-01-02 Richard Henderson <rth@redhat.com>
7231 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
7232 after abusing it.
7234 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7236 * gcc.c (default_compilers): Const-ify.
7237 * mips-tdump.c (stab_names): Likewise.
7238 * mips-tfile.c (map_coff_types, map_coff_storage,
7239 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
7240 pseudo_ops_t, pseudo_ops): Likewise.
7241 * protoize.c (default_include): Likewise
7243 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
7244 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
7245 Add array size in declaration.
7246 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
7247 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
7248 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
7249 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
7250 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
7251 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
7252 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
7253 emtens, make_nan): Const-ify.
7254 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
7255 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
7257 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
7259 * config.gcc (ia64-*-*): Set extra_headers.
7260 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
7261 * config/alpha/t-osf: Remove.
7262 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
7264 2002-01-02 David Edelsohn <edelsohn@gnu.org>
7266 * config/rs6000/t-aix43: Revert previous change.
7268 2002-01-02 Jason Merrill <jason@redhat.com>
7270 * c-decl.c (c_expand_body): Call outlining_inline_function when
7271 emitting an inline function out of line.
7273 2002-01-02 Richard Henderson <rth@redhat.com>
7275 * dwarf2out.c (limbo_die_node): Add created_for member.
7276 (new_die): New argument created_for. Update all callers.
7277 (mark_limbo_die_list): New.
7278 (dwarf2out_init): Register limbo_die_list as a root.
7279 (dwarf2out_finish): Force insert limbo dies into their function
7280 context.
7282 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
7284 PR c++/5089
7285 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
7287 2002-01-02 Kazu Hirata <kazu@hxi.com>
7289 * config/h8300/fixunssfsi.c: Update copyright.
7290 Fix comment typos.
7291 Fix formatting.
7292 * config/h8300/h8300.c: Update copyright.
7293 Eliminate warnings.
7295 2002-01-02 Kazu Hirata <kazu@hxi.com>
7297 * config/romp/romp.c: Fix comment formatting.
7298 * config/romp/romp.h: Likewise.
7299 * config/romp/romp.md: Likewise.
7300 * config/s390/s390.c: Likewise.
7301 * config/stormy16/stormy16.c: Likewise.
7302 * config/stormy16/stormy16.h: Likewise.
7304 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
7306 * c-common.h (genrtl_expr_stmt_value): Declare.
7307 * c-semantics.c (genrtl_goto_stmt): Redirect to...
7308 (genrtl_goto_stmt_value): ... this new function. Pass new
7309 argument down to expand_expr_stmt_value, taking
7310 TREE_ADDRESSABLE into account.
7311 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
7312 STMT_EXPR as addressable, i.e., one whose result we want.
7313 * expr.c (expand_expr): Don't save expression statement value
7314 of labeled_blocks or loop_exprs.
7315 * stmt.c (expand_expr_stmt): Redirect to...
7316 (expand_expr_stmt_value): ... this new function. Use new
7317 argument to tell whether to save expression value.
7318 (expand_end_stmt_expr): Reset last_expr_type and
7319 last_expr_value if we don't have either.
7320 * tree-inline.c (declare_return_variable): Mark its use
7321 statement as addressable.
7322 * tree.h: Document new use of TREE_ADDRESSABLE.
7323 (expand_expr_stmt_value): Declare.
7325 2002-01-01 Tom Rix <trix@redhat.com>
7327 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
7328 rs6000_emit_allocate_stack.
7330 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
7332 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
7333 ${srcdir}/ginclude/ to every entry in extra_headers.
7334 * configure: Regenerate.
7335 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
7336 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
7337 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
7338 * ginclude/proto.h: Rename to config/convex/proto.h.
7340 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7342 * attribs.c (handle_vector_size_attribute): Use host_integerp
7343 and tree_int_cst; remove warnings.
7344 * caller-save.c (insert_restore): Add cast to get rid of warning.
7345 (insert_save): Likewise.
7346 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
7347 * regmove.c (find_matches): Add temporary var to kill a warning.
7349 2002-01-01 Douglas B Rupp <rupp@gnat.com>
7351 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
7352 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
7353 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
7354 (vms-dwarf2eh.o): Add Makefile rule.
7355 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
7356 * config/alpha/vms-dwarf2eh.asm: New file.
7358 * gcc.c (delete_if_ordinary): Delete all versions.
7360 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
7362 * config/mmix/mmix.md: Update FIXME to not mention
7363 define_constants.
7364 (MMIX_rJ_REGNUM): New define_constants constant.
7365 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
7366 "*movdicc_real"): Adjust contraints formatting.
7367 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
7368 for branch prediction.
7369 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
7370 output template.
7371 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
7372 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
7373 number. Delete related FIXMEs.
7374 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
7375 from number to MMIX_rJ_REGNUM.
7376 (TARGET_MASK_BRANCH_PREDICT): New.
7377 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
7378 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
7379 value. Add -mbranch-predict and -mno-branch-predict.
7380 (TARGET_VERSION): Drop date.
7381 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
7382 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
7383 for finding out global symbols.
7384 (mmix_asm_output_labelref): Revert condition for global symbol.
7385 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
7386 (mmix_print_operand_punct_valid_p): A '+' is valid.
7388 See ChangeLog.6 for earlier changes.