1 2002-07-29 Aldy Hernandez <aldy@quesejoda.com>
3 * config/rs6000/rs6000.md: Move altivec patterns from here...
5 * config/rs6000/altivec.md: ...to here.
7 2002-07-29 Aldy Hernandez <aldyh@redhat.com>
9 * config/rs6000/spe.md ("spe_evmra"): Change to unspec.
11 2002-07-29 Richard Henderson <rth@redhat.com>
13 * emit-rtl.c (set_mem_attributes_minus_bitpos): Rename from
14 set_mem_attributes and add BITPOS argument. Subtract it from
15 OFFSET when same is adjusted.
16 (set_mem_attributes): New wrapper function.
17 * expr.c (expand_assignment): Use set_mem_attributes_minus_bitpos;
18 remove offset adjustment hack.
19 * expr.h (set_mem_attributes_minus_bitpos): Declare.
21 2002-07-29 Gabriel Dos Reis <gdr@nerim.net>
23 * Makefile.in (C_OBJS): Include c-pretty-print.o
24 (c-pretty-print.o): Add depency rule.
25 * pretty-print.h: Add more macros.
26 * c-pretty-print.c: New file.
27 * c-pretty-print.h: Likewise.
29 2002-07-29 Aldy Hernandez <aldyh@redhat.com>
31 * config/rs6000/spe.h (__internal_ev_mwhgumian): Cast vector
32 constants to __ev64_s32__.
33 (__internal_ev_mwhgsmian): Same.
34 (__internal_ev_mwhgsmfan): Same.
35 (__internal_ev_mwhgssfan): Same.
36 (__internal_ev_mwhgumiaa): Same.
37 (__internal_ev_mwhgsmiaa): Same.
38 (__internal_ev_mwhgsmfaa): Same.
39 (__internal_ev_mwhgssfaa): Same.
41 2002-07-29 David Edelsohn <edelsohn@gnu.org>
43 * varasm.c (assemble_variable): Narrow test for uninitialized
44 without BSS target support.
46 2002-07-29 Nathan Sidwell <nathan@codesourcery.com>
48 * profile.c: Add file comment describing the overall algorithm and
50 (struct edge_info): Add comments.
51 (struct bb_info): Add comments.
52 * basic-block.h (EDGE_*): Add comments.
53 * doc/gcov.texi (Gcov Data Files): Document bit flags.
55 2002-07-29 Bob Wilson <bob.wilson@acm.org>
57 * config/xtensa/elf.h, config/xtensa/linux.h
58 (TARGET_OS_CPP_BUILTINS): Define.
59 (CPP_PREDEFINES): Remove.
60 * config/xtensa/xtensa.h (TARGET_CPU_CPP_BUILTINS): Define.
63 2002-07-29 Zack Weinberg <zack@codesourcery.com>
65 * gensupport.c: Include hashtab.h.
66 (insn_elision, condition_table, hash_c_test, cmp_c_test,
67 maybe_eval_c_test): New routines and data structures to
69 (init_md_reader): Read and initialize the condition_table.
70 (read_md_rtx): Discard insn patterns whose C test is provably
72 * gensupport.h: Declare new functions and data structures.
74 * genconditions.c, dummy-conditions.c: New files.
75 * Makefile.in: Build genconditions; run it to construct
76 insn-conditions.c; build that and link it into most gen*
78 (HOST_SUPPORT, HOST_EARLY_SUPPORT): New variables.
79 (GEN): Delete, unused.
82 * gencodes.c: (gen_insn): #define CODE_FOR_xxx equal to
83 CODE_FOR_nothing for all elided patterns.
84 (main): Tweaked to support this.
85 * genflags.c (gen_proto): Emit a static inline generator
86 function here for all elided patterns, which simply returns
88 (gen_insn): Do not define HAVE_xxx for elided patterns.
89 (main): Tweaked to support this. No need to forward-declare
91 * genrecog.c: Do not bother emitting the C test if it's known
92 to be true at compile time.
94 2002-07-29 Mike Stump <mrs@apple.com>
96 * config.gcc (target_gtfiles): Initialize, as otherwise cross
97 compilers hosted on powerpc-apple-darwin6.0 won't even build.
99 2002-07-29 Richard Earnshaw <rearnsha@arm.com>
101 * arm.md (sibcall, sibcall_value): Add RETURN as part of the pattern,
102 remove clobber of LR.
103 (sibcall_insn, sibcall_value_insn): Update accordingly.
104 (sibcall_epilogue): Remove debugging comment from assembler stream.
106 2002-07-29 Gabriel Dos Reis <gdr@nerim.net>
108 * pretty-print.h: Define more macros.
109 * diagnostic.h (output_formatted_integer): Moved from...
110 * diagnostic.c: ... here.
112 2002-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
114 * stormy16.h (ASM_OUTPUT_SYMBOL_REF): Use ASM_OUTPUT_LABEL_REF.
116 2002-07-28 Zack Weinberg <zack@codesourcery.com>
118 * defaults.h (ASM_OUTPUT_MEASURED_SIZE): Take only two
119 arguments. Always use ".-symbol" as expression argument.
120 * doc/tm.texi: Update to match. Document requirement for
121 ".size symbol, .-symbol" to be acceptable to assembler.
123 * config/elfos.h, config/netbsd-aout.h, config/openbsd.h,
124 config/arm/elf.h, config/avr/avr.h, config/cris/aout.h,
125 config/i386/freebsd-aout.h, config/i386/sco5.h,
126 config/ip2k/ip2k.h, config/m88k/m88k.h, config/xtensa/elf.h,
127 config/xtensa/linux.h: Update uses of ASM_OUTPUT_MEASURED_SIZE.
129 2002-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
131 * Makefile.in (gengtype-lex.c): Fix error in last change.
133 * alpha/freebsd.h (TARGET_OS_CPP_BUILTINS): Add missing
136 * Makefile.in (vmsdbgout.o): Depend on function.h.
138 * vmsdbgout.c: Include function.h.
140 2002-07-28 Alan Modra <amodra@bigpond.net.au>
142 * prefix.c (update_path): Don't strip single `.' path components
143 unless stripping a later `..' component. Exit loop as soon as
144 a valid path is found.
146 2002-07-27 Roger Sayle <roger@eyesopen.com>
148 * builtins.def [DEF_GCC_BUILTIN]: Require an explicit ATTRS
149 argument. Mark BUILT_IN_RETURN, BUILT_IN_EH_RETURN,
150 BUILT_IN_LONGJMP and BUILT_IN_TRAP as noreturn, the ISO C99
151 floating point unordered comparisons (e.g. __builtin_isgreater)
152 as const, and leave the remaining GCC_BUILTINs unchanged.
154 * c-decl.c (builtin_function): No need to explicitly mark
155 BUILT_IN_RETURN and BUILT_IN_EH_RETURN as noreturn.
157 2002-07-27 Roger Sayle <roger@eyesopen.com>
159 * Makefile.in: rtlanal.o now depends upon real.h.
161 * flags.h [flag_signaling_nans]: New flag.
162 [HONOR_SNANS]: New macro.
164 * toplev.c [flag_signaling_nans]: Initialize to false.
165 (f_options): Add processing for "-fsignaling-nans".
166 (set_fast_math_flags): Clear flag_signaling_nans with -ffast-math.
167 (process_options): flag_signaling_nans implies flag_trapping_math.
169 * c-common.c (cb_register_builtins): Define __SUPPORT_SNAN__
170 when -fsignaling-nans. First step to implementing WG14's N965.
172 * fold-const.c (fold) [MULT_EXPR]: Conditionalize transforming
173 1.0 * x into x, and -1.0 * x into -x on !HONOR_SNANS.
174 [RDIV_EXPR]: Conditionalize x/1.0 into x on !HONOR_SNANS.
176 * simplify-rtx.c (simplify_relational_operation): Conditionalize
177 transforming abs(x) < 0.0 into false on !HONOR_SNANS.
179 * rtlanal.c: #include real.c for TARGET_FLOAT_FORMAT definitions
180 required by HONOR_SNANS. (may_trap_p): Floating point DIV, MOD,
181 UDIV, UMOD, GE, GT, LE, LT and COMPARE may always trap with
182 -fsignaling_nans. EQ and NE only trap for flag_signaling_nans
183 not flag_trapping_math (i.e. HONOR_SNANS but not HONOR_NANS).
185 * doc/invoke.texi: Document new -fsignaling-nans compiler option.
187 2002-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
189 * Makefile.in (gengtype-lex.c): Work around a bug in flex.
190 * gengtype-lex.l (YY_USE_PROTOS): Undef.
193 2002-07-27 Roger Sayle <roger@eyesopen.com>
195 * doc/invoke.texi: Document that both -fno-builtin-foo and
196 -fno-builtin are supported by the g++ front-end.
198 2002-07-27 Stan Shebs <shebs@apple.com>
200 * configure.in: Rename config_gtfiles to target_gtfiles.
201 * configure: Regenerate.
202 * doc/gty.texi: Update reference.
203 * config.gcc (powerpc-*-darwin*): Set target_gtfiles
204 instead of appending to it.
206 2002-07-25 Aldy Hernandez <aldyh@redhat.com>
208 * config/rs6000/rs6000.c (function_arg_advance): SPE vararg
209 vectors are split into two registers.
210 (function_arg): Same.
212 Thu Jul 26 23:00:13 2002 J"orn Rennecke <joern.rennecke@superh.com>
214 * pa.md (extv): Check predicates before emitting extv_32.
216 2002-07-27 Alan Modra <amodra@bigpond.net.au>
218 * config/rs6000/rs6000.c (rs6000_traceback_name): New var.
219 (rs6000_traceback): New var.
220 (rs6000_override_options): Set rs6000_traceback.
221 (rs6000_output_function_epilogue): Implement traceback options.
222 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add "traceback=".
223 (rs6000_traceback_name): Declare.
225 * config/rs6000/rs6000.c (output_profile_hook): Don't generate profile
226 label reference when NO_PROFILE_COUNTERS.
228 2002-07-26 Jason Merrill <jason@redhat.com>
230 * function.c (assign_parms): Handle frontend-directed pass by
233 2002-07-26 Neil Booth <neil@daikokuya.co.uk>
235 * doc/cppopts.texi: Update.
237 2002-07-26 Neil Booth <neil@daikokuya.co.uk>
239 * cppmacro.c (_cpp_create_definition): Don't attempt redefinition
240 warnings on assertions.
242 2002-07-26 Neil Booth <neil@daikokuya.co.uk>
244 * c-common.h (RID_AND, RID_AND_EQ, RID_NOT, RID_NOT_EQ,
245 RID_OR, RID_OR_EQ, RID_XOR, RID_XOR_EQ, RID_BITAND, RID_BITOR,
247 * c-parse.in (rid_to_yy): Similarly.
249 2002-07-26 Jason Merrill <jason@redhat.com>
251 * c-dump.c: Resurrect.
252 * tree-dump.c: Move C-specific stuff to c-dump.c.
253 * c-common.h: Declare c_dump_tree.
254 * c-lang.c (LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN): Define.
255 * Makefile.in (C_AND_OBJC_OBJS): Add c-dump.o.
256 (c-dump.o): New rule.
258 2002-07-26 Alan Modra <amodra@bigpond.net.au>
260 * config/rs6000/rs6000.md: Enable patterns using rlwinm for
261 PowerPC64. Replace "T" and "S" constraints with "n" when the
262 predicate will do. Formatting fixes.
263 (extzvsi_internal2): Use "andi.", "andis." and attr type of "compare"
264 as for extzvsi_internal1.
266 2002-07-25 Neil Booth <neil@daikokuya.co.uk>
268 * dwarfout.c (VERSION_ASM_OP, DERIV_BEGIN_LABEL_FMT,
269 DERIV_END_LABEL_FMT): Remove.
270 (SL_BEGIN_LABEL_FMT, SL_END_LABEL_FMT): Move.
272 2002-07-25 Neil Booth <neil@daikokuya.co.uk>
274 * objc/objc-act.c (UTAG_STATICS, UTAG_PROTOCOL_LIST, USERTYPE):
277 2002-07-25 Stan Shebs <shebs@apple.com>
279 * config/rs6000/rs6000.c (rs6000_emit_prologue): Remove unused
281 (output_compiler_stub): Remove unused locals.
282 (output_call): Always initialize line number.
284 Thu Jul 25 20:34:50 2002 J"orn Rennecke <joern.rennecke@superh.com>
286 * sh.h (LOAD_EXTEND_OP): QImode zero-extends on SHmedia.
287 * sh.md (truncdiqi2, movqi_media): Likewise.
289 2002-07-25 Neil Booth <neil@daikokuya.co.uk>
291 * gcse.c (obstack_chunk_alloc): Remove.
292 (gcse_alloc): Fix to count allocated bytes.
293 * collect2.c (SYMBOL__MAIN): Remove.
295 2002-07-25 Neil Booth <neil@daikokuya.co.uk>
297 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Only used if
298 HAVE_TARGET_EXECUTABLE_SUFFIX.
300 Thu Jul 25 18:57:50 2002 J"orn Rennecke <joern.rennecke@superh.com>
302 * rtl.h (mem_attrs): Spell out more clearly the roles of ALIGN,
303 SIZE, EXPR and OFFSET.
305 2002-07-25 Richard Henderson <rth@redhat.com>
307 * emit-rtl.c (set_mem_attributes): Fix size and alignment thinkos
308 in ARRAY_REF of DECL_P case.
310 2002-07-25 Richard Sandiford <rsandifo@redhat.com>
312 * doc/invoke.texi: Document -mabi=meabi, and expand on the EABI
313 description. Document -mips32, -mips64, and the associated -march
314 values. Describe the "mipsN" arguments to -march. Say that the
315 -mipsN options are equivalent to -march. Reword the description
316 of default type sizes.
317 * toplev.h (target_flags_explicit): Declare.
318 * toplev.c (target_flags_explicit): New var.
319 (set_target_switch): Update target_flags_explicit.
320 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Undefine.
321 * config/mips/elf64.h (MIPS_ISA_DEFAULT): Undefine.
322 * config/mips/iris6.h (SUBTARGET_ASM_SPEC): -mabi=64 implies -mips3.
323 * config/mips/isa3264.h (MIPS_ENABLE_EMBEDDED_O32): Undefine.
324 * config/mips/mips.h (mips_cpu_info): New struct.
325 (mips_cpu_string, mips_explicit_type_size_string): Remove.
326 (mips_cpu_info_table, mips_arch_info, mips_tune_info): Declare.
327 (MIPS_CPP_SET_PROCESSOR): New macro.
328 (TARGET_CPP_BUILTINS): Declare a macro for each supported processor.
329 Define _MIPS_ARCH and _MIPS_TUNE.
330 (MIPS_ISA_DEFAULT): Don't provide a default value. Instead...
331 (MIPS_CPU_STRING_DEFAULT): Set to "from-abi" if neither it nor
332 MIPS_ISA_DEFAULT were already defined.
333 (MULTILIB_DEFAULTS): Add MULTILIB_ABI_DEFAULT.
334 (TARGET_OPTIONS): Remove -mcpu and -mexplicit-type-size.
335 (ABI_NEEDS_32BIT_REGS, ABI_NEEDS_64BIT_REGS): New.
336 (GAS_ASM_SPEC): Remove -march, -mcpu, -mgp* and -mabi rules.
337 (ABI_GAS_ASM_SPEC): Remove.
338 (MULTILIB_ABI_DEFAULT, ASM_ABI_DEFAULT_SPEC): New macros.
339 (ASM_SPEC): Add -mgp32, -mgp64, -march, -mabi=eabi and -mabi=o64.
340 Invoke %(asm_abi_default_spec) if no ABI was specified.
341 (CC1_SPEC): Remove ISA -> register-size rules.
342 (EXTRA_SPECS): Remove abi_gas_asm_spec. Add asm_abi_default_spec.
343 * config/mips/mips.c (mips_arch_info, mips_tune_info): New vars.
344 (mips_cpu_string, mips_explicit_type_size_string): Remove.
345 (mips_cpu_info_table): New array.
346 (mips_set_architecture, mips_set_tune): New fns.
347 (override_options): Rework to make -mipsN equivalent to -march.
348 Detect more erroneous cases, including those removed from CC1_SPEC.
349 Don't change the ABI based on architecture, or vice versa.
350 Unify logic with GAS.
351 (mips_asm_file_start): Get architecture name from mips_arch_info.
352 (mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p): New fns.
353 (mips_parse_cpu): Take the name of the option as argument. Handle
354 'from-abi'. Raise an error if the option is wrong.
355 (mips_cpu_info_from_isa): New fn.
357 2002-07-25 Richard Sandiford <rsandifo@redhat.com>
359 * config/mips/mips.md (tablejump_mips161): Use gen_rtx_LABEL_REF.
360 (tablejump_mips162): Likewise.
362 Thu Jul 25 10:23:41 2002 J"orn Rennecke <joern.rennecke@superh.com>
364 * simpify-rtx.c (simplify_subreg): Don't pass MODE_CC mode to
367 2002-07-25 Gabriel Dos Reis <gdr@nerim.net>
369 * c-common.c (c_sizeof_or_alignof_type): Take a third argument for
371 * c-common.h (c_sizeof): Adjust definition.
372 (c_alignof): Likewise.
373 * c-tree.h (c_sizeof_nowarn): Now macro.
374 * c-typeck.c (c_sizeof_nowarn): Remove definition.
376 2002-07-25 Neil Booth <neil@daikokuya.co.uk>
378 * c-decl.c (c_decode_option): No need to handle switches
381 2002-07-24 Zack Weinberg <zack@codesourcery.com>
383 * defaults.h (ASM_OUTPUT_TYPE_DIRECTIVE, ASM_OUTPUT_SIZE_DIRECTIVE,
384 ASM_OUTPUT_MEASURED_SIZE): New default definitions of new macros.
385 * doc/tm.texi: Document them. Also document SIZE_ASM_OP,
386 TYPE_ASM_OP, and TYPE_OPERAND_FMT.
388 * config/elfos.h, config/netbsd-aout.h, config/openbsd.h,
389 config/alpha/elf.h, config/arm/elf.h, config/avr/avr.h,
390 config/cris/aout.h, config/i386/freebsd-aout.h,
391 config/i386/sco5.h, config/ia64/ia64.c, config/ip2k/ip2k.h,
392 config/m68k/m68kelf.h, config/m68k/m68kv4.h, config/m88k/m88k.h,
393 config/mcore/mcore-elf.h, config/mips/elf.h, config/mips/elf64.h,
394 config/mips/iris6.h, config/mips/linux.h, config/pa/pa-linux.h,
395 config/pa/pa64-hpux.h, config/rs6000/sysv4.h,
396 config/xtensa/elf.h, config/xtensa/linux.h:
398 Where possible, remove redundant definitions of SIZE_ASM_OP,
399 TYPE_ASM_OP, and TYPE_OPERAND_FMT.
401 2002-07-24 Aldy Hernandez <aldyh@redhat.com>
403 * config/rs6000/eabi.h: Define TARGET_SPE_ABI, TARGET_SPE,
404 TARGET_ISEL, and TARGET_FPRS.
406 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
407 -mabi=spe, -mabi=no-spe, and -misel=.
409 * config/rs6000/rs6000-protos.h: Add output_isel.
410 Move vrsave_operation prototype here.
412 * config/rs6000/rs6000.md (sminsi3): Allow pattern for TARGET_ISEL.
416 (abssi2_nopower): Disallow when TARGET_ISEL.
418 (negsf2): Change to expand and rename old pattern to *negsf2.
419 (abssf2): Change to expand and rename old pattern to *abssf2.
421 New expanders: fix_truncsfsi2, floatunssisf2, floatsisf2,
424 Change patterns that check for TARGET_HARD_FLOAT or
425 TARGET_SOFT_FLOAT to also check TARGET_FPRS.
427 * config/rs6000/rs6000.c: New globals: rs6000_spe_abi,
428 rs6000_isel, rs6000_fprs, rs6000_isel_string.
429 (rs6000_override_options): Add 8540 case to
430 processor_target_table.
431 Set rs6000_isel for the 8540.
432 Call rs6000_parse_isel_option.
433 (enable_mask_for_builtins): New.
434 (rs6000_parse_isel_option): New.
435 (rs6000_parse_abi_options): Add spe and no-spe.
436 (easy_fp_constant): Treat !TARGET_FPRS as soft-float.
437 (rs6000_legitimize_address): Check for TARGET_FPRS when checking
438 for TARGET_HARD_FLOAT.
439 Add case for SPE_VECTOR_MODE.
440 (rs6000_legitimize_reload_address): Handle SPE vector modes.
441 (rs6000_legitimate_address): Disallow PRE_INC/PRE_DEC for SPE
443 Check for TARGET_FPRS when checking for TARGET_HARD_FLOAT.
444 (rs6000_emit_move): Check for TARGET_FPRS.
445 Add cases for SPE vector modes.
446 (function_arg_boundary): Return 64 for SPE vector modes.
447 (function_arg_advance): Check for TARGET_FPRS and
449 (function_arg): Same.
450 (setup_incoming_varargs): Check for TARGET_FPRS.
451 (rs6000_va_arg): Same.
452 (struct builtin_description): Un-constify mask field. Move up in
454 (bdesc_2arg): Un-constify and add SPE builtins.
456 (bdesc_spe_predicates): New.
457 (bdesc_spe_evsel): New.
458 (rs6000_expand_unop_builtin): Add SPE 5-bit literal builtins.
459 (rs6000_expand_binop_builtin): Same.
460 (bdesc_2arg_spe): New.
461 (spe_expand_builtin): New.
462 (spe_expand_predicate_builtin): New.
463 (spe_expand_evsel_builtin): New.
464 (rs6000_expand_builtin): Call spe_expand_builtin for SPE.
465 (rs6000_init_builtins): Initialize SPE builtins. Call
466 rs6000_common_init_builtins.
467 (altivec_init_builtins): Move all non-altivec builtin code to...
468 (rs6000_common_init_builtins): ...here. New function.
469 (branch_positive_comparison_operator): Allow NE code for SPE.
470 (ccr_bit): Return correct ccr bit for SPE fp.
471 (print_operand): Emit crnor in 'D' case for SPE.
473 Add SPE code for 'y' case.
474 (rs6000_generate_compare): Generate rtl for SPE fp.
475 (output_cbranch): Handle SPE hard floats.
476 (rs6000_emit_cmove): Handle isel.
477 (rs6000_emit_int_cmove): New.
479 (rs6000_stack_info): Adjust stack frame so GPRs are saved in
481 (debug_stack_info): Add SPE info.
482 (gen_frame_mem_offset): New.
483 (rs6000_emit_prologue): Save GPRs in 64-bits for SPE abi.
484 Change mode of frame pointer, when saving it, to Pmode.
485 (rs6000_emit_epilogue): Restore GPRs in 64-bits for SPE abi.
486 Misc cleanups and use gen_frame_mem_offset when appropriate.
488 * config/rs6000/rs6000.h (processor_type): Add PROCESSOR_PPC8540.
489 (TARGET_SPE_ABI): New.
493 (FIXED_SCRATCH): New.
494 (RTX_COSTS): Add PROCESSOR_PPC8540.
495 (ASM_CPU_SPEC): Add case for 8540.
496 (TARGET_OPTIONS): Add isel= case.
497 (rs6000_spe_abi): New.
500 (rs6000_isel_string): New.
501 (UNITS_PER_SPE_WORD): New.
502 (LOCAL_ALIGNMENT): Adjust for SPE.
503 (HARD_REGNO_MODE_OK): Same.
504 (DATA_ALIGNMENT): Same.
505 (MEMBER_TYPE_FORCES_BLK): New.
506 (FIRST_PSEUDO_REGISTER): Set to 113.
507 (FIXED_REGISTERS): Add SPE registers.
509 (REG_CLASS_NAMES): Same.
510 (REG_CLASS_CONTENTS): Same.
511 (REGNO_REG_CLASS): Same.
512 (REGISTER_NAMES): Same.
513 (DEBUG_REGISTER_NAMES): Same.
514 (ADDITIONAL_REGISTER_NAMES): Same.
515 (CALL_USED_REGISTERS): Same.
516 (CALL_REALLY_USED_REGISTERS): Same.
517 (SPE_ACC_REGNO): New.
518 (SPEFSCR_REGNO): New.
519 (SPE_SIMD_REGNO_P): New.
520 (HARD_REGNO_NREGS): Adjust for SPE.
521 (VECTOR_MODE_SUPPORTED_P): Same.
522 (REGNO_REG_CLASS): Same.
523 (FUNCTION_VALUE): Same.
524 (LIBCALL_VALUE): Same.
525 (LEGITIMATE_OFFSET_ADDRESS_P): Same.
526 (SPE_VECTOR_MODE): New.
527 (CONDITIONAL_REGISTER_USAGE): Disable FPRs when target does FP on
528 the GPRs. Set FIXED_SCRATCH fixed in SPE case.
529 (rs6000_stack): Add spe_gp_size, spe_padding_size,
531 (USE_FP_FOR_ARG_P): Check for TARGET_FPRS.
532 (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
533 (SPE_CONST_OFFSET_OK): New.
534 (rs6000_builtins): Add SPE builtins.
536 * testsuite/gcc.dg/ppc-spe.c: New.
538 * config/rs6000/eabispe.h: New.
540 * config/rs6000/spe.h: New.
542 * config/rs600/spe.md: New.
544 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
545 __SIMD__ for TARGET_SPE.
547 * config.gcc: Add powerpc-*-eabispe* case.
548 Add spe.h to user headers for powerpc.
550 2002-07-24 Chris Demetriou <cgd@broadcom.com>
552 * config/mips/elf.h (STARTFILE_SPEC): Undo previous change.
553 * config/mips/elf64.h (STARTFILE_SPEC): Likewise.
554 * config/mips/isa3264.h (STARTFILE_SPEC): Likewise.
556 2002-07-24 Richard Henderson <rth@redhat.com>
558 * expr.c (expand_expr) [TRY_FINALLY_EXPR]: Use GOTO_SUBROUTINE_EXPR
559 form when not optimizing.
561 2002-07-24 David Mosberger <davidm@hpl.hp.com>
563 * config/ia64/ia64.c (gen_thread_pointer): Fix typo in marking
564 thread_pointer_rtx as unchanging.
566 2002-07-24 Michael Matz <matz@suse.de>
568 * ra-colorize.c (INV_REG_ALLOC_ORDER): New macro.
571 2002-07-24 Richard Earnshaw <rearnsha@arm.com>
573 * arm.md (arm_buneq, arm_bltgt): put '\' before ';' in output
575 (arm_buneq_reversed, arm_bltgt_reversed): Likewise.
576 (movsicc, movsfcc, movdfcc): FAIL if UNEQ or LTGT.
578 2002-07-24 Chris Demetriou <cgd@broadcom.com>
580 * config/mips/elf.h (STARTFILE_SPEC): Never include crt0.o.
581 * config/mips/elf64.h (STARTFILE_SPEC): Likewise.
582 * config/mips/isa3264.h (STARTFILE_SPEC): Do not redefine.
584 Wed Jul 24 17:59:12 CEST 2002 Jan Hubicka <jh@suse.cz>
586 * toplev.c (rest_of_compilation): Dump loops before clobbering
589 Wed Jul 24 17:23:16 CEST 2002 Jan Hubicka <jh@suse.cz>
591 * rtlanal.c (keep_with_call_p): Avoid overflow in fixed_regs.
593 2002-07-24 Frank van der Linden <fvdl@wasabisystems.com>
596 * config/i386/i386.c (ix86_expand_clrstr): Fix bzero alignment
599 2002-07-24 Gabriel Dos Reis <gdr@nerim.net>
601 * pretty-print.h: Add macros from cp/error.c
603 2002-07-24 Alan Modra <amodra@bigpond.net.au>
605 * config/rs6000/rs6000-protos.h (mask_operand_wrap): Declare.
606 (mask64_2_operand): Declare.
607 (build_mask64_2_operands): Declare.
608 (and64_2_operand): Declare.
609 (extract_MB): Declare.
610 (extract_ME): Declare.
611 * config/rs6000/rs6000.c (mask64_operand): Allow all ones. Remove
613 (mask_operand_wrap): New insn predicate.
614 (mask64_2_operand): Likewise.
615 (and64_2_operand): Likewise.
616 (build_mask64_2_operands): New function.
617 (extract_MB): New function.
618 (extract_ME): New function.
619 (print_operand <case m,M>): Use extract_MB and extract_ME.
620 (print_operand <case S>): Allow all ones. Remove CONST_DOUBLE support.
621 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 't'.
622 (PREDICATE_CODES): Add and64_2_operand, mask_operand_wrap and
623 mask64_2_operand. Remove CONST_DOUBLE from mask64_operand.
624 * config/rs6000/rs6000.md (andsi3_internal3): New
625 (andsi3_internal3+1): Enable split for powerpc64.
626 (andsi3_internal3+2): New split.
627 (andsi3_internal4): Renamed old andsi3_internal3.
628 (andsi3_internal5): New.
629 (andsi3_internal5+1): Enable split for powerpc64.
630 (andsi3_internal5+2): New split.
631 (andsi3_internal6, andsi3_internal7, andsi3_internal8): New.
632 (anddi3): Handle 't' constraint.
633 (anddi3+1): New split.
634 (anddi3_internal2): Handle 't' constraint.
635 (anddi3_internal2+1): New split.
636 (anddi3_internal3): Handle 't' constraint.
637 (anddi3_internal3+1): New split.
639 2002-07-24 Alan Modra <amodra@bigpond.net.au>
641 * config/rs6000/rs6000.md: Remove scratch reg on insns using
642 addze and similar (plus (comparison r1 r2) r3) insns. Add
643 missing scratch reg in one case. Formatting fixes.
645 2002-07-24 Neil Booth <neil@daikokuya.co.uk>
647 * cppexp.c (parse_defined): Mark macro used.
648 * cpphash.h (struct cpp_macro): New member "used".
649 (_cpp_mark_macro_used, _cpp_warn_if_unused_macro): New.
650 (struct cpp_reader): New member.
651 * cppinit.c (cpp_finish_options): Set first_unused_line.
652 (cpp_finish): Warn of unused macros if requested.
653 (OPT_TABLE): New switches.
654 (cpp_handle_option): Handle them.
655 * cpplib.c (do_undef): Warn if macro unused.
656 (do_ifdef, do_ifndef): Mark macro used.
657 * cpplib.h (struct cpp_options): New member.
658 * cppmacro.c (_cpp_warn_if_unused_macro): New.
659 (enter_macro_context): Mark macro used.
660 (_cpp_create_definition): Mark macro unused; warn if unused
662 * cpptrad.c (scan_out_logcial_line, push_replacement_text):
664 * doc/cppopts.texi: Update.
666 2002-07-23 Neil Booth <neil@daikokuya.co.uk>
668 * dwarf2out.c (SECTION_ASM_OP,
669 ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Remove.
670 * system.h (SECTION_ASM_OP): Poison.
671 * tree.c (FILE_FUNCTION_PREFIX_LEN): Remove.
672 * config/alpha/alpha-interix.h, config/mips/linux.h
673 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Remove.
674 * config/mmix/mmix-protos.h, config/mmix/mmix.c
675 (mmix_asm_output_define_label_difference_symbol): Remove.
677 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Remove.
678 * doc/tm.texi: Remove documentation.
680 Tue Jul 23 21:49:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
682 * recog.c (asm_operand_ok): Allow float CONST_VECTORs for 'F'.
683 (constrain_operands): Likewise.
684 * regclass.c (record_reg_classes): Likewise.
685 * reload.c (find_reloads): Likewise.
686 * doc/md.texi: Likewise.
688 * reload.c (find_reloads_toplev): Use simplify_gen_subreg.
689 * simplify-rtx.c (simplify_subreg): When converting to a non-int
690 mode, try to convert to an integer mode of matching size first.
692 * simplify-rtx.x (simplify_subreg): When constructing a CONST_VECTOR
693 from individual subregs, check that each subreg has been generated
696 2002-07-23 Neil Booth <neil@daikokuya.co.uk>
698 * genautomata.c (VLA_HWINT_SHORTEN, VLA_HWINT_LAST): Remove.
699 * df.c (HANDLE_SUBREG, FOR_EACH_BB_IN_BITMAP_REV,
700 FOR_EACH_BB_IN_SBITMAP): Remove.
701 * gcse.c (NEVER_SET, FOLLOW_BACK_EDGES): Remove.
702 * haifa-sched.c (DONE_PRIORITY, MAX_PRIORITY, TAIL_PRIORITY,
703 LAUNCH_PRIORITY, DONE_PRIORITY_P, LOW_PRIORITY_P): Remove.
704 * loop.c (PREFETCH_BLOACK_IN_LOOP_MIN,
705 PREFETCH_LIMIT_TO_SIMULTANEOUS): Remove.
706 * regrename.c (REGNO_MODE_OK_FOR_BASE_P): Remove.
708 2002-07-23 Gabriel Dos Reis <gdr@nerim.net>
710 * pretty-print.h: New file.
712 2002-07-23 Paul Koning <pkoning@equallogic.com>
714 * real.c (REAL_WORDS_BIG_ENDIAN): Make 1 for DEC.
715 (LARGEST_EXPONENT_IS_NORMAL): Ditto.
716 (VAX_HALFWORD_ORDER): Define (1 for DEC VAX, 0 otherwise).
717 (TARGET_G_FLOAT): Default to 0 if not defined.
718 (ieeetoe): New, common routine to convert target format floats
720 (e24toe, e53toe): Change to use ieeetoe, distinguish DEC
722 (e113toe): Change to use ieeetoe.
724 2002-07-23 Roman Lechtchinsky <rl@cs.tu-berlin.de>
726 * real.c (REAL_WORDS_BIG_ENDIAN): Make sure it is 0 for DEC and 1 for
728 (e53toe): Assume IEEE if non of DEC, IBM and C4X is defined.
729 (e64toe): Remove special cases for DEC and IBM. Remove support for
730 ARM_EXTENDED_IEEE_FORMAT.
731 (e24toe): Remove special cases for DEC.
732 (significand_size): Simplify. Indent.
733 (ieee_format, ieee_24, ieee_53, ieee_64, ieee_113): New.
734 (etoieee, toieee): New.
735 (etoe113, toe113, etoe64, toe64, etoe53, toe53, etoe24, toe24): Use
736 etoieee and toieee for IEEE arithmetic.
738 2002-07-23 Gabriel Dos Reis <gdr@nerim.net>
740 * doc/extend.texi: Say ISO C90, not ISO C89.
741 * doc/invoke.texi: Likewise.
742 * doc/standards.texi: Likewise.
744 2002-07-23 Steve Ellcey <sje@cup.hp.com>
746 * gcc/explow.c (convert_memory_address): Fix conversion of CONSTs.
747 Fix permutation of conversion and plus/mult.
748 * gcc/builtins.c (expand_builtin_memcpy) Ensure return pointer is
749 ptr_mode and not Pmode when POINTERS_EXTEND_UNSIGNED is defined.
750 (expand_builtin_strncpy) Ditto.
751 (expand_builtin_memset) Ditto.
753 2002-07-23 Gabriel Dos Reis <gdr@nerim.net>
756 * c-common.c (c_sizeof_or_alignof_type): New function.
757 (c_alignof): Remove definition.
758 * c-common.h (c_sizeof, c_alignof): Define as macros.
759 (c_sizeof_or_alignof_type): Declare.
760 (my_friendly_assert): Moved from cp/cp-tree.h
761 * c-typeck.c (c_sizeof): Remove definition.
763 2002-07-23 Jan Hubicka <jh@suse.cz>
765 * gcse.c (try_replace_reg): Use num_changes_pending.
766 * recog.c (num_changes_pending): New function.
767 (validate_replace_src): Use validate_repalce_src_group.
768 (validate_replace_src_group): New.
769 * recog.h (validate_repalce_src_group): New.
770 (num_changes_pending): Likewise.
772 Tue Jul 23 12:16:58 2002 J"orn Rennecke <joern.rennecke@superh.com>
774 * calls.c (emit_library_call_value_1): If
775 FUNCTION_ARG_PASS_BY_REFERENCE is true, pretend this is neither
776 libcall, const call nor pure call.
778 2002-07-23 Neil Booth <neil@daikokuya.co.uk>
780 * config/m88k/m88k.h (SECTION_ASM_OP): Remove.
782 2002-07-23 Neil Booth <neil@daikokuya.co.uk>
784 * vmsdbgout.c (SECTION_ASM_OP): Remove.
786 2002-07-23 Neil Booth <neil@daikokuya.co.uk>
788 * config/i386/i386.c (AT_BP): Remove.
790 2002-07-23 Neil Booth <neil@daikokuya.co.uk>
792 * defaults.h (obstack_chunk_alloc, obstack_chunk_free):
794 * gcse.c: Don't define obstack_chunk_free.
795 * collect2.c, conflict.c, df.c, diagnostic.c, fix-header.c,
796 flow.c, gcc.c, genattrtab.c, genautomata.c, genflags.c, gensupport.c,
797 integrate.c, loop.c, ra.c, read-rtl.c, regrename.c, reload1.c,
798 reorg.c, tlink.c, tree.c, config/arm/arm.c, objc/objc-act.c:
799 Don't define obstack macros.
801 2002-07-22 Stephane Carrez <stcarrez@nerim.fr>
804 * config/m68hc11/m68hc11.c (m68hc11_z_replacement): Also replace
805 ASM_OPERANDS instructions.
807 2002-07-22 Stephane Carrez <stcarrez@nerim.fr>
810 * config/m68hc11/m68hc11.c (go_if_legitimate_address_internal): Accept
811 constant addresses only on 68HC12.
813 2002-07-22 Neil Booth <neil@daikokuya.co.uk>
815 * cppfiles.c (stack_include_file): Correct test of whether
816 a dependency should be output.
818 2002-07-22 David Edelsohn <edelsohn@gnu.org>
820 * collect2.c (is_ctor_dtor): Add other possible JOINER values.
822 2002-07-22 Richard Earnshaw <rearnsha@arm.com>
824 * arm.md (movqi): If optimizing and we can create pseudos, use
825 a ZERO_EXTEND to load from memory, then copy the result into the
827 (movhi): Likewise, but only for ARMv4.
829 2002-07-22 Neil Booth <neil@daikokuya.co.uk>
831 * ssa-ccp.c (PHI_PARMS): Remove.
833 2002-07-22 Richard Sandiford <rsandifo@redhat.com>
835 * config/mips/mips.h (CLASS_CANNOT_CHANGE_MODE): Include FP_REGS
836 on big-endian targets.
838 2002-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
840 * hwint.h (HOST_WIDE_INT_PRINT_DEC_SPACE,
841 HOST_WIDE_INT_PRINT_UNSIGNED_SPACE,
842 HOST_WIDEST_INT_PRINT_DEC_SPACE, HOST_WIDEST_INT_PRINT_DEC_SPACE):
843 New formatting macros.
845 * ra-debug.c (dump_static_insn_cost): Avoid string concatenation.
847 Mon Jul 22 15:27:25 2002 J"orn Rennecke <joern.rennecke@superh.com>
849 * rtlanal.c (subreg_regno_offset): Return correct offset for
850 big endian paradoxical subregs.
852 * optabs.c (expand_vector_unop): Don't expand using sub_optab
853 if we got the wrong mode.
855 * hwint.c (define HOST_WIDE_INT_PRINT_DEC_C): New define.
856 * genrecog.c (write_switch, write_cond): Use it.
857 * genemit.c (gen_exp): Likewise.
859 2002-07-22 Jakub Jelinek <jakub@redhat.com>
861 * c-decl.c (build_compound_literal): Set decl TREE_READONLY from TYPE.
863 2002-07-22 Jakub Jelinek <jakub@redhat.com>
865 * c-decl.c (build_compound_literal): Defer compound literal decls
866 until until file end to emit them only if they are actually used.
868 2002-07-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
870 * ra-build.c (check_conflict_numbers): Hide unused function.
871 (livethrough_conflicts_bb): Avoid automatic aggregate
873 (parts_to_webs_1): Avoid `U' integer constant modifier.
874 (conflicts_between_webs): Wrap a variable in the macro controlling
876 * ra-debug.c (ra_debug_msg): Use VA_OPEN/VA_CLOSE.
877 (dump_igraph, dump_graph_cost): Avoid string concatenation
878 (dump_static_insn_cost): Avoid automatic aggregate
880 * ra-rewrite.c (insert_stores): Avoid automatic aggregate
882 (dump_cost): Avoid string concatenation
884 2002-07-21 Richard Henderson <rth@redhat.com>
886 * expr.c (expand_expr) [TRY_FINALLY_EXPR]: Don't use
887 GOTO_SUBROUTINE_EXPR when finally_block can be re-expanded.
889 2002-07-21 Richard Henderson <rth@redhat.com>
891 * unroll.c (find_splittable_givs): Do not split DEST_ADDR givs
892 that are not unrolled completely.
894 2002-07-21 Richard Henderson <rth@redhat.com>
896 * loop.h (LOOP_AUTO_UNROLL): Rename from LOOP_FIRST_PASS.
897 * loop.c (strength_reduce): Update.
898 * toplev.c (rest_of_compilation): Do unrolling in the first
899 loop pass, not the second.
901 2002-07-21 Richard Henderson <rth@redhat.com>
903 * emit-rtl.c (set_mem_attributes): Preserve indirection of PARM_DECL
904 when flag_argument_noalias == 2.
905 * alias.c (nonoverlapping_memrefs_p): Handle that.
906 * print-rtl.c (print_mem_expr): Likewise.
908 2002-07-21 Hartmut Schirmer <hartmut.schirmer@arcor.de>
910 * libgcc2.c (__divdi3, __moddi3): Use unary minus operator
911 instead of __negdi2 directly.
913 2002-07-21 Neil Booth <neil@daikokuya.co.uk>
915 * gengenrtl.c (gencode): Don't define obstack_alloc_rtx.
916 * function.c (SYMBOL__MAIN): Remove definition.
917 * global.c (SET_CONFLICT, REGBITP, ALLOCNO_LIVE_P): Remove.
918 * predict.c (PROB_NEVER, PROB_LIKELY, PROB_UNLIKELY): Remove.
919 * profile.c (GCOV_INDEX_TO_BB): Remove.
920 * sched-rgn.c (ABS_VALUE, MIN_DIFF_PRIORITY, MIN_PROB_DIFF): Remove.
921 * simplify-rtx.c (FIXED_BASE_PLUS_P): Remove.
923 2002-07-21 Neil Booth <neil@daikokuya.co.uk>
925 * c-lex.c (GET_ENVIRONMENT): Remove.
926 * collect2.c (GET_ENV_PATH_LIST): Remove.
927 (prefix_from_env): Use GET_ENVIRONMENT.
928 * cppinit.c (GET_ENV_PATH_LIST): Remove.
929 (init_standard_includes): Use GET_ENVIRONMENT.
930 * defaults.h (GET_ENVIRONMENT): Define here if not already.
931 * gcc.c (GET_ENV_PATH_LIST): Remove.
932 (make_relative_prefix, process_command): Update.
933 * protoize.c (GET_ENV_PATH_LIST): Remove.
934 (do_processing): Update.
936 2002-07-21 Gabriel Dos Reis <gdr@nerim.net>
938 * c-decl.c (build_array_declarator): Say 'ISO C90', not 'ISO C89'.
939 (grokdeclarator): Likewise.
940 * c-format.c (C_STD_NAME): Likewise.
941 * c-lex.c (interpret_integer): Likewise.
942 * c-typeck.c (build_array_ref): Likewise.
943 * cpplex.c (_cpp_lex_direct): Likewise.
944 * toplev.c (documented_lang_options): Likewise.
946 2002-07-21 Neil Booth <neil@daikokuya.co.uk>
948 * c-format.c (T99_I, T99_UI): Remove.
950 2002-07-21 Neil Booth <neil@daikokuya.co.uk>
952 * c-typeck.c (SAVE_SPELLING_DEPTH): Remove.
954 Sun Jul 21 21:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
956 * gcse.c (do_local_cprop): Do not extend lifetimes of registers set by
959 2002-07-21 Andreas Jaeger <aj@suse.de>
961 * reload1.c (fixup_abnormal_edges): Remove unused variable.
963 2002-07-21 Bernd Schmidt <bernds@redhat.com>
965 Improvements for the ifcvt pass from Michael Meissner, with patches
966 by Richard Sandiford <rsandifo@redhat.com>
967 * basic-block.h (struct ce_if_block, ce_if_block_t): New types.
968 * ifcvt.c (cond_exec_changed_p): New static variable.
969 (last_active_insn): New function, renamed from last_active_insn_p
970 and changed to return the last active insn in a basic block. All
972 (block_fallthru): New function.
973 (cond_exec_process_insns): New argument CE_INFO. Pass it to
974 IFCVT_MODIFY_INSN. All callers updated.
975 Return false if START or END are NULL.
976 Handle case where we're processing an insn that is already
979 (noce_process_if_block): CE_INFO argument rather than
980 multiple args containing the involved basic blocks. All callers
982 (process_if_block, merge_if_block, find_if_block,
983 cond_exec_process_if_block): Likewise.
985 (cond_exec_process_if_block): New arg DO_MULTIPLE_P. All callers
987 Use new function last_active_insn to simplify some code.
988 New code to handle multiple tests.
989 Call IFCVT_MODIFY_CANCEL in all failure cases, otherwise set
990 cond_exec_changed_p to TRUE.
992 (process_if_block): New code to handle multiple tests.
993 (merge_if_block): Likewise.
994 (find_if_header): New arg PASS. Changed to return the currently
995 processed basic block or NULL instead of true/false. All callers
997 Call IFCVT_INIT_EXTRA_FIELDS.
998 (block_jumps_and_fallthru_p): New function.
999 (find_if_block): Discover opportunities to convert multiple tests.
1000 Add additional debugging output.
1001 Update the ce_info structure before returning.
1003 (if_convert): Run multiple passes of if-conversion.
1004 * doc/tm.texi (IFCVT_MODIFY_TESTS, IFCVT_MODIFY_INSN,
1005 IFCVT_MODIFY_FINAL, IFCVT_MODIFY_CANCEL, IFCVT_MODIFY_MULTIPLE_TESTS,
1006 IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS): Update documentation for
1009 Sun Jul 21 00:54:54 CEST 2002 Jan Hubicka <jh@suse.cz>
1011 * gcse.c: Include cselib.h
1012 (constptop_register): Break out from ...
1013 (cprop_insn): ... here; kill basic_block argument.
1014 (do_local_cprop, local_cprop_pass): New functions.
1015 (one_cprop_pass): Call local_cprop_pass.
1017 2002-07-20 Roger Sayle <roger@eyesopen.com>
1019 * simplify-rtx.c (simplify_relational_operation): Optimize
1020 abs(x) < 0.0 (and abs(x) >= 0.0 when using -ffast-math).
1022 2002-07-20 Michae Matz <matz@suse.de>
1024 * ra-build.c: (remember_web_was_spilled): Use GENERAL_REGS.
1026 2002-07-20 Neil Booth <neil@daikokuya.co.uk>
1028 * cppexp.c (struct op): Add token pointer.
1029 (check_promotion, CHECK_PROMOTION): New.
1031 (_cpp_parse_expr): Update, use token pointer of struct op.
1032 (reduce): Warn about change of sign owing to promotion.
1033 * cppinit.c (cpp_handle_option): New warning if -Wall.
1034 * cpplib.h (struct cpp_options): New member.
1036 2002-07-19 David Edelsohn <edelsohn@gnu.org>
1038 * config/rs6000/rs6000.md: Remove ppc630 fpcompare from single
1039 fpu list. Separate Power4 compare and delayed_compare. Correct
1041 (fix_truncdfsi2_internal): Restore FPR preference.
1042 * config/rs6000/t-aix43 (MULTILIB_MATCHES): Add mcpu?power3,
1043 mcpu?power4, mcpu?604e. Remove mpower, mpower2, mpowerpc.
1045 2002-07-19 Momchil Velikov <velco@fadata.bg>
1047 * reload1.c (reload_as_needed): Duplicate oldpat.
1049 2002-07-20 Alan Modra <amodra@bigpond.net.au>
1051 PR optimization/7130
1052 * loop.h (struct loop_info): Add "preconditioned".
1053 * unroll.c (unroll_loop): Set it.
1054 * doloop.c (doloop_modify_runtime): Correct count for unrolled loops.
1056 2002-07-19 Zack Weinberg <zack@codesourcery.com>
1058 * rtl.def (CODE_LABEL): Remove slot 8.
1059 * rtl.h (struct rtx_def): Document new uses of jump and call fields.
1060 (LABEL_ALTERNATE_NAME): Delete.
1061 (LABEL_KIND, SET_LABEL_KIND, LABEL_ALT_ENTRY_P): New.
1062 * defaults.h: Remove default for ASM_OUTPUT_ALTERNATE_LABEL_NAME.
1064 * final.c (output_alternate_entry_point): New.
1065 (final_scan_insn): Use it instead of
1066 ASM_OUTPUT_ALTERNATE_LABEL_NAME. Do not consider possibility
1067 of a case label being an alternate entry point.
1069 * cfgbuild.c (make_edges, find_bb_boundaries): Use LABEL_ALT_ENTRY_P.
1070 * emit-rtl.c (gen_label_rtx): Adjust call to gen_rtx_CODE_LABEL.
1071 Do not clear LABEL_NUSES (unnecessary) or LABEL_ALTERNATE_NAME
1073 * print-rtl.c, ra-debug.c: Update code to output CODE_LABELs.
1075 * doc/rtl.texi: Document LABEL_KIND, SET_LABEL_KIND, and
1076 LABEL_ALT_ENTRY_P; not LABEL_ALTERNATE_NAME.
1077 * doc/tm.texi: Delete documentation of
1078 ASM_OUTPUT_ALTERNATE_LABEL_NAME.
1080 2002-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1082 * config/mips/iris5gas.h (DWARF2_DEBUGGING_INFO): Define.
1083 (PREFERRED_DEBUGGING_TYPE): Use DWARF2_DEBUG.
1084 (LINK_SPEC): Define.
1085 (STARTFILE_SPEC): Define.
1086 (ENDFILE_SPEC): Define.
1088 * config/mips/iris6-o32.h (LINK_SPEC): Move ...
1089 * config/mips/iris6-o32-as.h (LINK_SPEC): ... here.
1091 * config/mips/iris6-o32-gas.h: New file.
1092 * config.gcc (mips-sgi-irix6*o32): Use it.
1094 * config/mips/t-iris5-gas: New file.
1095 * config.gcc (mips-sgi-irix6*o32, mips-sgi-irix5*): Use it.
1097 2002-07-19 Neil Booth <neil@daikokuya.co.uk>
1099 * cppexp.c (ALWAYS_EVAL): Remove.
1100 (optab, reduce): Always evaluate.
1101 (num_unary_op, num_binary_op, num_div_op): Issue diagnostics
1102 only if not skipping evaluation.
1104 2002-07-19 Marek Michalkiewicz <marekm@amelek.gda.pl>
1106 * config/avr/avr.c (debug_hard_reg_set): Remove.
1108 2002-07-19 Chris Demetriou <cgd@broadcom.com>
1110 * gcc.c (cpp_options): Include "%1" (cc1_spec).
1112 2002-07-19 Richard Henderson <rth@redhat.com>
1114 * loop.c (loop_givs_rescan): Delete the REG_EQUAL note, not the insn.
1116 2002-07-19 Alan Modra <amodra@bigpond.net.au>
1118 * prefix.c (update_path): Don't zap single `.' path components
1119 unless followed by another `.' and fix typo last patch.
1121 2002-07-18 Neil Booth <neil@daikokuya.co.uk>
1123 * cppexp.c (cpp_num_mul): Remove unused parameter.
1124 (UNARY, BINARY, OTHER, binary_handler): Remove.
1127 (reduce): Refactor to a large switch, don't use a function
1130 2002-07-18 Bo Thorsen <bo@berlioz.suse.de>
1132 * config/i386/linux64.h (STARTFILE_PREFIX_SPEC): Define this always.
1134 Thu Jul 18 19:39:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
1136 * sh-protos.h (sh_expand_unop_v2sf): Move inside #ifdef RTX_CODE guard.
1137 (sh_expand_binop_v2sf): Likewise.
1138 * sh.c (machine_dependent_reorg): Add move for UNSPEC_MOVA.
1139 (int_gpr_dest, trunc_hi_operand): New functions.
1140 * sh.h (PREDICATE_CODES): Add any_register_operand, int_gpr_dest and
1142 (SPECIAL_MODE_PREDICATES, any_register_operand): Define.
1143 * sh.md (cmpeqdi_t+1): Remove comments that genrecog warns about.
1144 (adddi3_compact+1, subdi3_compact+1, ashlsi3_n+1, ashlhi3+1): Likewise.
1145 (ashrsi2_16+1, ashrsi2_31+1, lshrsi3_n+1, ashrdi3+[12]): Likewise.
1146 (and_shl_scratch+[12], zero_extendhidi2+1): Likewise.
1147 (zero_extendhisi2_media+1, extendhidi2+1, extendqidi2+1): Likewise.
1148 (extendhisi2_media+1, extendqisi2_media+1): Likewise.
1149 (movsi_media_nofpu+[12], movhi_media+1, movdi_media_nofpu+1): Likewise.
1150 (movdi_const_16bit+[12], movdf_i4+[123], reload_outdf+[2-5]): Likewise.
1151 (movsf_ie+1): Likewise.
1152 (loaddi_trunc): Use int_gpr_dest predicate.
1153 (use_sfunc_addr, indirect_jump_scratch, sibcall_compact): Add mode(s).
1154 (mova, mova_const, GOTaddr2picreg, ptrel, casesi_worker_0): Likewise.
1155 (casesi_worker_0+[12], casesi_worker): Likewise.
1156 (shcompact_preserve_incoming_args): Likewise.
1157 (mov_nop): Use any_register_operand predicate.
1158 (mperm_w0): Use trunc_hi_operand predicate.
1160 2002-07-18 John David Anglin <dave@hiauly1.hia.nrc.ca>
1162 * pa-linux.h (DWARF2_UNWIND_INFO): Delete define.
1163 * pa.h (EH_RETURN_DATA_REGNO): Revise TARGET_64BIT and correct
1166 2002-07-18 John David Anglin <dave@hiauly1.hia.nrc.ca>
1168 * pa.c (output_deferred_plabels): Remove unused millicode enum mulU.
1170 2002-07-18 Richard Henderson <rth@redhat.com>
1172 PR optimization/7147
1173 * ifcvt.c (noce_get_condition): Make certain that the condition
1176 Thu Jul 18 13:44:51 2002 J"orn Rennecke <joern.rennecke@superh.com>
1178 * sh.c (barrier_align, push): Shut up compiler warnings.
1179 (initial_elimination_offset,sh_media_init_builtins): Likewise.
1180 (reg_no_subreg_operand): Delete.
1182 2002-07-17 Bo Thorsen <bo@suse.de>
1184 * config/i386/linux64.h (LINK_SPEC): Remove bogus -Y option.
1185 (STARTFILE_PREFIX_SPEC): Define for NATIVE_CROSS compilations.
1186 (STARTFILE_SPEC): Remove hardcoded library paths.
1187 (ENDFILE_SPEC): Likewise.
1189 Thu Jul 18 09:38:59 CEST 2002 Jan Hubicka <jh@suse.cz>
1191 * gcse.c (hoist_expr_reaches_here_p): Stop once expr_bb is reached.
1193 * gcse.c (try_replace_reg): Do not return false positives.
1195 2002-07-18 Alan Modra <amodra@bigpond.net.au>
1197 * prefix.c: (update_path): Strip ".." components when prior dir
1198 doesn't exist. Pass correct var to UPDATE_PATH_HOST_CANONICALIZE.
1200 * config/rs6000/sysv4.h (ASM_OUTPUT_REG_PUSH): Remove 64-bit support.
1201 (ASM_OUTPUT_REG_POP): Likewise.
1203 2002-07-18 Alan Modra <amodra@bigpond.net.au>
1205 * config/rs6000/rs6000.c (first_reg_to_save): Remove bogus
1206 adjustments to first_reg for profiling case.
1207 (output_function_profiler): Correct lr save slot for ABI_AIX_NODESC.
1208 Disable profiling for 64 bit code on both ABI_V4 and ABI_AIX_NODESC.
1209 Save static chain reg to sp + 12 on ABI_AIX_NODESC.
1210 * config/rs6000/sysv4.h (ASM_OUTPUT_REG_PUSH): Define.
1211 (ASM_OUTPUT_REG_POP): Define.
1212 * config/rs6000/linux64.h (ASM_OUTPUT_REG_PUSH): Undef.
1213 (ASM_OUTPUT_REG_POP): Undef.
1215 2002-07-17 Neil Booth <neil@daikokuya.co.uk>
1217 * cpplib.c (do_sccs): Handle #sccs on all systems.
1218 * system.h (SCCS_DIRECTIVE): Poison.
1219 * config/darwin.h, config/freebsd.h, config/netbsd.h,
1220 config/ptx4.h, config/svr3.h, config/svr4.h, config/alpha/elf.h,
1221 config/arm/linux-elf.h, config/c4x/c4x.h, config/d30v/d30v.h,
1222 config/i370/i370.h, config/i386/gas.h, config/i386/sco5.h,
1223 config/i960/i960.h, config/m68hc11/m68hc11.h, config/m68k/3b1.h,
1224 config/m68k/3b1g.h, config/m68k/crds.h, config/m68k/mot3300.h,
1225 config/m68k/pbb.h, config/m88k/m88k.h, config/mips/mips.h,
1226 config/sparc/pbd.h, config/stormy16/stormy16.h, config/vax/vaxv.h:
1227 Remove all references to SCCS_DIRECTIVE.
1228 * doc/cpp.texi, doc/tm.texi: Update.
1230 Wed Jul 17 19:23:32 2002 J"orn Rennecke <joern.rennecke@superh.com>
1232 * regrename.c (maybe_mode_change): New function.
1233 (find_oldest_value_reg, copyprop_hardreg_forward_1): Use it.
1235 2002-07-17 Rodney Brown <rbrown64@csc.com.au>
1237 * config/i386/i386.c (ix86_expand_int_movcc): In the general case
1238 suppress addition when either ct or cf are zero.
1240 2002-06-17 Eric Botcazou <ebotcazou@multimania.com>
1241 Glen Nakamura <glen@imodulo.com>
1243 PR optimization/6713
1244 * loop.c (loop_givs_rescan): Explicitly delete the insn that
1245 sets a non-replaceable giv after issuing the new one.
1247 2002-07-17 Neil Booth <neil@daikokuya.co.uk>
1249 * cppexp.c (cpp_interpret_integer, append_digit, parse_defined,
1250 eval_token): Clarify and correct use of "bool" variables.
1251 * cpplib.h (struct cpp_options): Similarly.
1252 * cppmacro.c (parse_params, _cpp_save_parameter): Ditto.
1253 * cpptrad.c (recursive_macro): Similarly.
1255 Wed Jul 17 17:08:06 2002 J"orn Rennecke <joern.rennecke@superh.com>
1257 * config/sh/lib1funcs.asm (udivsi3_i4): Implement SHcompact version in
1260 * sh.md (cmpgtudi_media): Remove spurious @.
1262 * config/sh/lib1funcs.asm (FMOVD_WORKS): Don't define for little endian.
1263 * sh.h (OVERRIDE_OPTIONS): Don't set FMOVD_BIT for little endian.
1265 * config/sh/lib1funcs.asm (init_trampoline): New entry point.
1266 * sh-protos.h (sh_initialize_trampoline): Declare.
1267 * sh.c (sh_initialize_trampoline): New function.
1268 * sh.h (TRAMPOLINE_SIZE): Only 24 for TARGET_SHMEDIA32.
1269 (TRAMPOLINE_ALIGNMENT): Need cache-line alignment for TARGET_SHMEDIA.
1270 (INITIALIZE_TRAMPOLINE): Call sh_initialize_trampoline.
1271 (TRAMPOLINE_ADJUST_ADDRESS): Not needed for SHcompact.
1272 * sh.md (initialize_trampoline, double_shori): New patterns.
1273 (initialize_trampoline_compact): Likewise.
1274 (shmedia32_initialize_trampoline_big): Remove.
1275 (shmedia32_initialize_trampoline_little): Likewise.
1277 * sh-protos.h (binary_float_operator): Remove declaration.
1278 (sh_expand_unop_v2sf, sh_expand_binop_v2sf): Declare.
1279 * sh.c (print_operand, case 'N'): Check against CONST0_RTX.
1280 (unary_float_operator, sh_expand_unop_v2sf): New functions.
1281 (sh_expand_binop_v2sf): Likewise.
1282 (zero_vec_operand): Delete.
1283 (SH_BLTIN_UDI): New builtin shared signature define. Renumbered
1284 all non-shared ones.
1285 (bdesc): Change all the mextr builtins to use SH_BLTIN_UDI.
1286 Enable nsb and byterev.
1287 * sh.h (CONDITIONAL_REGISTER_USAGE): Initialize DF_HI_REGS.
1288 (HARD_REGNO_MODE_OK): Allow TImode in fp regs. Allow V2SFmode
1290 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Add DF_HI_REGS.
1291 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise. Remove clause for
1293 (SECONDARY_INPUT_RELOAD_CLASS): Add clause for immediate operands.
1295 (CLASS_CANNOT_CHANGE_MODE, CLASS_CANNOT_CHANGE_MODE_P): Allow
1296 lowpart fp regs - only for big endian for now.
1297 (LEGITIMATE_CONSTANT_P): Don't allow non-zero float vectors
1299 (EXTRA_CONTRAINT_U): Check against CONST0_RTX.
1300 (LOAD_EXTEND_OP): NIL for SImode.
1301 (REGISTER_MOVE_COST): Add DF_HI_REGS. Const for moves between
1302 general and fp registers is 4.
1303 PREDICATE_CODES: Amend binary_float_operator entry.
1304 Remove zero_vec_operand. Add unary_float_operator.
1305 * sh.md (udivsi3_i4_media): Use truncate instead of paradoxical
1307 (truncdisi2, truncdihi2, movv2sf): Allow memory destinations.
1308 (truncdiqi2): Do sign extension.
1309 (movsi_media, movdi_media): Allow to use r63 to an fp register.
1310 (movdf_media, movsf_media): Likewise.
1311 (movv2sf_i, movv2sf_i+1): Don't use f{ld,st}.p or SUBREGS.
1312 Collapse to one define_insn_and_split. Allow immediate sources.
1313 (addv2sf3, subv2sf3, mulv2sf3, divv2sf3): New patterns.
1314 (movv4sf_i): Allow immediate sources. Use simplify_gen_subreg.
1315 (movv4sf): Allow immediate sources.
1316 (movsf_media_nofpu+1): Don't split moves to FP registers.
1317 (unary_sf_op, binary_sf_op, mshflo_w_x, concat_v2sf): New patterns.
1318 (movv8qi_i+3): Check against CONST0_RTX.
1319 (mextr1, mextr2. mextr3. mextr4, mextr5, mextr6, mextr7): Use DImode
1320 for input and output operands. Fix argument 3 to gen_mextr_rl.
1321 (mmul23_wl, mmul01_wl, mmulsum_wq_i): s/const_vector/parallel/
1322 (msad_ubq_i, mshf4_b, mshf0_b, mshf4_l, mshf0_l, mshf4_w): Likewise.
1323 (mshf0_w, fipr, ftrv): Likewise.
1324 (mshfhi_l_di): Now insn_and_split. Can handle FP regs.
1326 2002-07-17 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
1328 * arm.h (ARM_NUM_INTS, ARM_NUM_REGS, ARM_NUM_REGS2): Renamed from
1329 NUM_INTS, NUM_REGS and ARM_NUM_REGS2 respectively. All uses changed.
1332 2002-07-17 Richard Sandiford <rsandifo@redhat.com>
1334 * config/mips/mips-protos.h (mips_sign_extend): Declare.
1335 * config/mips/mips.h (MASK_DEBUG_H, TARGET_DEBUG_H_MODE): Remove.
1336 (TARGET_SWITCHES): Remove debugh.
1337 (ISA_HAS_TRUNC_W): New macro.
1338 (CLASS_CANNOT_CHANGE_MODE): Include FP_REGS if TARGET_FLOAT64.
1339 (PREDICATE_CODES): Remove se_nonimmediate_operand.
1340 * config/mips/mips.c (movdi_operand): Allow sign-extensions of
1341 any SImode move_operand.
1342 (se_nonimmediate_operand): Remove.
1343 (mips_sign_extend): New.
1344 (mips_move_2words): Use it for sign-extended source operands.
1345 (override_options): Allow integers to be put into single FPRs.
1346 (mips_secondary_reload_class): Handle integers in float registers.
1347 * config/mips/mips.md (extendsidi2): Turn into a define_expand.
1348 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
1349 (fix_truncdfsi2_insn, fix_truncdfsi2_macro): New.
1350 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): New.
1351 (fix_truncdfdi2): Provide only a single alternative, in which the
1352 integer is in a float register. Depend on TARGET_FLOAT64 rather
1354 (fix_truncsfdi2, floatdidf2, floatdisf2): Likewise.
1355 (floatsidf2, floatsisf2): Likewise, but no TARGET_FLOAT64 dependency.
1356 (movdi_internal2): Don't allow the source operand to be sign-extended.
1357 Add alternatives for float registers.
1358 (*movdi_internal2_extend): New. Version of movdi_internal2 that
1359 allows sign-extension.
1360 (*movdi_internal2_mips16): Name the existing mips16 movdi pattern.
1361 (movsi_internal2): Rename to movsi_internal. Add alternatives for
1362 float registers. Remove TARGET_DEBUG_H_MODE test.
1363 (movhi_internal1): Rename to movhi_internal. Don't check
1364 TARGET_DEBUG_H_MODE. Fix transposed *d and *f source constraints.
1365 (movqi_internal1): Rename to movqi_internal and remove
1366 TARGET_DEBUG_H_MODE dependency.
1367 (movsi_internal1, movhi_internal2, movqi_internal2): Remove.
1369 2002-07-16 Jim Wilson <wilson@redhat.com>
1371 * toplev.c (lang_dependent_init): Create function context for
1374 2002-07-16 Hans-Peter Nilsson <hp@axis.com>
1376 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Don't
1377 --gc-sections if -r.
1378 * config/cris/cris.h: Ditto.
1380 2002-07-16 Rodney Brown <rbrown64@csc.com.au>
1382 * config/i386/i386.c (ix86_expand_int_movcc): In the case where
1383 the comparison directly gives a mask suppress addition when cf is
1384 zero by complementing the mask.
1386 2002-07-16 Nathanael Nerode <neroden@gcc.gnu.org>
1388 * Makefile.in: Delete references to enquire.
1389 * enquire.c: Move to contrib.
1391 2002-07-16 Stan Shebs <shebs@apple.com>
1393 * config/darwin.h (ASM_OUTPUT_LABEL): Move to here from
1394 config/rs6000/darwin.h.
1395 (ASM_OUTPUT_SKIP): Ditto.
1396 (TEXT_SECTION_ASM_OP): Ditto.
1397 (DATA_SECTION_ASM_OP): Ditto.
1398 (ASM_APP_ON): Define.
1399 (ASM_APP_OFF): Define.
1400 * config/rs6000/darwin.h (ASM_OUTPUT_LABEL, ASM_OUTPUT_SKIP,
1401 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Remove.
1403 * config/darwin.c (func_name_maybe_scoped): Remove unused decl.
1404 (machopic_function_base_name): Declare result to be const.
1405 (machopic_non_lazy_ptr_name): Ditto.
1406 (machopic_stub_name): Ditto.
1407 * config/darwin-protos.h: Ditto for the prototypes.
1409 Wed Jul 17 00:22:39 CEST 2002 Jan Hubicka <jh@suse.cz>
1411 * m68hc11.c (m68hc11_reorg): Do not rebuild CFG.
1413 Wed Jul 17 00:20:48 CEST 2002 Jan Hubicka <jh@suse.cz>
1415 * i386.md (prefetch): Fix for 64bit mode.
1416 (prefetch_sse_rex, prefetch_3dnow_rex): New patterns.
1418 Wed Jul 17 00:19:20 CEST 2002 Jan Hubicka <jh@suse.cz>
1420 * i386.h (MACHINE_DEPENDENT_REORG): New macro.
1421 * i386.c (x86_machine_dependent_reorg): New function.
1422 * i386-protos.h (x86_machine_dependent_reorg): Declare.
1424 2002-07-16 Zack Weinberg <zack@codesourcery.com>
1426 * builtins.c (std_expand_builtin_va_start): Remove unused
1428 (expand_builtin_va_start): Call EXPAND_BUILTIN_VA_START and
1429 std_expand_builtin_va_start with just two arguments.
1430 * expr.h: Update prototypes.
1432 * alpha-protos.h, alpha.h, alpha.c, arc-protos.h, arc.h,
1433 arc.c, d30v-protos.h, d30v.h, d30v.c, i386-protos.h, i386.h,
1434 i386.c, i960-protos.h, i960.h, i960.c, m88k-protos.h, m88k.h,
1435 m88k.c, mips-protos.h, mips.h, mips.c, mn10300-protos.h,
1436 mn10300.h, mn10300.c, pa-protos.h, pa.h, pa.c,
1437 rs6000-protos.h, rs6000.h, rs6000.c, s390-protos.h, s390.h,
1438 s390.c, sh-protos.h, sh.h, sh.c, sparc-protos.h, sparc.h,
1439 sparc.c, stormy16-protos.h, stormy16.h, stormy16.c,
1440 xtensa-protos.h, xtensa.h, xtensa.c: Remove unused first
1441 argument from all implementations of EXPAND_BUILTIN_VA_START
1442 and all uses of std_expand_builtin_va_start.
1444 Tue Jul 16 19:32:58 2002 J"orn Rennecke <joern.rennecke@superh.com>
1446 * regrename.c (copy_value): Don't record high part copies.
1448 2002-07-16 Steve Ellcey <sje@cup.hp.com>
1450 * gcc/config/pa/long_double.h (FIXUNS_TRUNCTFDI2_LIBCALL): New define.
1451 (fixunstfdi_libfunc): Change to use FIXUNS_TRUNCTFDI2_LIBCALL.
1452 * gcc/config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_udbl): New function.
1454 2002-07-16 Ian Dall <ian@sibyl.beware.dropbear.id.au>
1456 * doc/invoke.texi (NS32K Options): Document -mieee-compare option
1458 * config/ns32k/ns32k.md (addsi3, *frame_addr, *stack_addr): merge
1459 into addsi3 using register class "x" and "y".
1461 * config/ns32k/ns32k.md (*madddf, *maddsf, *msubdf, *msubsf):
1462 "earlyclobber" constraint modifier for some alternative.
1464 * config/ns32k/ns32k.md (tstdf, tstsf, cmpdf, cmpsf, blt, ble)
1465 (*ble, *blt): Flag to indicate bCOND and sCOND should check for
1467 config/ns32k/ns32k.h (CC_UNORD): define corresponding mask.
1469 * config/ns32k/ns32k.h (TARGET_IEEE_COMPARE, MASK_IEEE_COMPARE)
1470 (TARGET_SWITCHES): Add -mieee-compare option.
1471 (OVERRIDE_OPTIONS): 32332 is a subset of
1472 32532. Don't use IEEE_COMPARE -funsafe-math-optimizations.
1473 (TARGET_SWITCHES): Fix description of bitfield option.
1474 * config/ns32k/netbsd.h (TARGET_DEFAULT): Add
1475 -mieee-compare option. Remove 32332 flag.
1477 2002-07-16 Steve Ellcey <sje@cup.hp.com>
1479 * explow.c (convert_memory_address): Remove special handling
1480 when POINTERS_EXTEND_UNSIGNED < 0.
1481 * config/ia64.md (movsi_symbolic): New instruction for ILP32 mode.
1482 (movedi_symbolic): Fix typo.
1483 (load_fptr): Remove mode restriction so it works for SI and DI.
1484 (load_fptr_internal1): Ditto.
1485 (load_gprel): Ditto.
1486 (load_symptr_internal1): Ditto.
1488 * config/ia64.c (call_operand): Modify mode check.
1489 (ia64_expand_load_address): Handle DI and SI addresses and symbols.
1490 (ia64_expand_move): Ditto.
1491 (ia64_assemble_integer): Handle SImode function pointers.
1492 (ia64_expand_fetch_and_op): Handle SImode mem addresses.
1493 (ia64_expand_op_and_fetch): Ditto.
1494 (ia64_expand_compare_and_swap): Ditto.
1495 (ia64_expand_lock_test_and_set): Ditto.
1496 (ia64_expand_lock_release): Ditto.
1498 2002-07-16 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
1500 * arm.c (emit_sfm): Don't set RTX_FRAME_RELATED_P on DWARF.
1502 2002-07-16 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
1503 Richard Earnshaw <rearnsha@arm.com>
1505 * arm.h (LEGITIMATE_PIC_OPERAND_P): Only test
1506 CONSTANT_POOL_ADDRESS_P if a SYMBOL_REF. Simplify logic.
1508 2002-07-16 Richard Earnshaw <rearnsha@arm.com>
1510 * arm.md (stack_tie): New insn. Use an idiom that the alias code
1511 understands to be a memory clobber.
1512 * arm.c (arm_expand_prologue): Use it.
1514 2002-07-16 Daniel Berlin <dberlin@dberlin.org>
1516 * ra-rewrite.c: #include reload.h, insn-config.h
1517 * ra-build.c: #include reload.h
1518 * Makefile.in: Update ra-rewrite.o, ra-build.o dependencies to
1519 depend on reload.h, insn-config.h.
1521 Tue Jul 16 11:57:45 2002 J"orn Rennecke <joern.rennecke@superh.com>
1523 * expr.c (emit_move_insn_1): Handle arbitrary moves that are
1524 the same size as a word.
1526 * regrename.c (find_oldest_value_reg): Take WORDS_BIG_ENDIAN /
1527 BYTES_BIG_ENDIAN into account.
1529 Tue Jul 16 12:22:44 CEST 2002 Jan Hubicka <jh@suse.cz>
1531 * i386.md (prefetch): Fix for 64bit mode.
1532 (prefetch_sse_rex, prefetch_3dnow_rex): New patterns.
1534 * i386.md (movss, movsd): Use xorps/xorpd for Athlon.
1536 2002-07-16 Marek Michalkiewicz <marekm@amelek.gda.pl>
1538 * hard-reg-set.h (TEST_HARD_REG_BIT): Return 1 if the bit is set.
1540 2002-07-15 Zack Weinberg <zack@codesourcery.com>
1542 * ginclude/varargs.h: Replace with stub which issues #error.
1543 * ginclude/stdarg.h: __builtin_stdarg_start is renamed
1546 * builtins.def (BUILT_IN_VARARGS_START): Delete.
1547 (BUILT_IN_VA_START): New.
1548 * builtins.c (expand_builtin_va_start): Eliminate first
1549 argument and code to implement pre-ISO varargs.
1550 (std_expand_builtin_va_start): Ignore first argument; it is
1552 (expand_builtin): Handle BUILT_IN_VA_START and
1553 BUILT_IN_STDARG_START identically. Delete
1554 BUILT_IN_VARARGS_START case.
1556 * function.c (assign_parms): Delete hide_last_arg and all
1558 (mark_varargs): Delete function.
1559 * function.h (struct function): Delete 'varargs' bit.
1560 (current_function_varargs): Delete macro.
1561 * tree.h: Don't declare mark_varargs.
1563 * c-decl.c (c_function_varargs, c_mark_varargs): Delete.
1564 (c_expand_body): Don't call mark_varargs.
1565 * c-objc-common.c: Handle BUILT_IN_VA_START and
1566 BUILT_IN_STDARG_START identically. Delete
1567 BUILT_IN_VARARGS_START case.
1568 * c-tree.h: Don't declare c_mark_varargs.
1569 * c-parse.in: Remove grammar rules for '&...' (which has been
1570 commented out since before 2.7.2) and for '...' in K+R
1571 argument declarations.
1573 * builtins.c, function.c, integrate.c, sibcall.c,
1574 config/alpha/unicosmk.h, config/arc/arc.c, config/arc/arc.h,
1575 config/avr/avr.c, config/cris/cris.c, config/fr30/fr30.c,
1576 config/i960/i960.c, config/i960/i960.md, config/m32r/m32r.c,
1577 config/m32r/m32r.h, config/m88k/m88k.c, config/m88k/m88k.h,
1578 config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.h,
1579 config/mn10300/mn10300.c, config/pa/som.h, config/s390/s390.c,
1580 config/sh/sh.c, config/sh/sh.h, config/sparc/sparc.h,
1581 config/stormy16/stormy16.c: Delete all references to
1582 current_function_varargs, and code predicated on that flag.
1584 * config/alpha/alpha.c (alpha_va_start),
1585 config/arc/arc.c (arc_va_start),
1586 config/i386/i386.c (ix86_va_start),
1587 config/mips/mips.c (mips_va_start),
1588 config/mn10300/mn10300.c (mn10300_va_start),
1589 config/rs6000/rs6000.c (rs6000_va_start),
1590 config/s390/s390.c (s390_va_start),
1591 config/sh/sh.c (sh_va_start),
1592 Ignore first argument; it is always 1.
1594 * config/c4x/c4x-protos.h, config/c4x/c4x.c: Delete c4x_va_start.
1595 * config/ia64/ia64-protos.h, config/ia64/ia64.c: Delete ia64_va_start.
1596 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
1597 Delete m68hc11_va_start.
1598 * config/c4x/c4x.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h:
1599 No need to define EXPAND_BUILTIN_VA_START.
1601 * doc/invoke.texi, doc/sourcebuild.texi, doc/tm.texi,
1602 doc/trouble.texi: Remove references to GCC-provided <varargs.h>.
1604 2002-07-15 Eric Botcazou <ebotcazou@multimania.com>
1606 PR optimization/7153
1607 * regmove.c (optimize_reg_copy_3): Don't optimize if the register
1608 dies in more than one insn.
1610 2002-07-15 Jason Thorpe <thorpej@wasabisystems.com>
1612 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Remove.
1614 2002-07-15 Michael Matz <matz@suse.de>,
1615 Daniel Berlin <dberlin@dberlin.org>,
1616 Denis Chertykov <denisc@overta.ru>
1618 Add a new register allocator.
1622 * ra-build.c: New file.
1623 * ra-colorize.c: New file.
1624 * ra-debug.c: New file.
1625 * ra-rewrite.c: New file.
1627 * Makefile.in (ra.o, ra-build.o, ra-colorize.o, ra-debug.o,
1628 (ra-rewrite.o): New .o files for libbackend.a.
1629 (GTFILES): Add basic-block.h.
1631 * toplev.c (flag_new_regalloc): New.
1632 (f_options): New option "new-ra".
1633 (rest_of_compilation): Call initialize_uninitialized_subregs()
1634 only for the old allocator. If flag_new_regalloc is set, call
1635 new allocator, instead of local_alloc(), global_alloc() and
1638 * doc/invoke.texi: Document -fnew-ra.
1639 * basic-block.h (FOR_ALL_BB): New.
1640 * config/rs6000/rs6000.c (print_operand): Write small constants
1643 * df.c (read_modify_subreg_p): Narrow down cases for a rmw subreg.
1644 (df_reg_table_realloc): Make size at least as large as max_reg_num().
1645 (df_insn_table_realloc): Size argument now is absolute, not relative.
1646 Changed all callers.
1648 * gengtype.c (main): Add the pseudo-type "HARD_REG_SET".
1649 * regclass.c (reg_scan_mark_refs): Ignore NULL rtx's.
1651 2002-06-20 Michael Matz <matz@suse.de>
1653 * df.h (struct ref.id): Make unsigned.
1654 * df.c (df_bb_reg_def_chain_create): Remove unsigned cast.
1656 2002-06-13 Michael Matz <matz@suse.de>
1658 * df.h (DF_REF_MODE_CHANGE): New flag.
1659 * df.c (df_def_record_1, df_uses_record): Set this flag for refs
1660 involving subregs with invalid mode changes, when
1661 CLASS_CANNOT_CHANGE_MODE is defined.
1663 2002-05-07 Michael Matz <matz@suse.de>
1665 * reload1.c (fixup_abnormal_edges): Don't insert on NULL edge.
1667 2002-05-03 Michael Matz <matz@suse.de>
1669 * sbitmap.c (sbitmap_difference): Accept sbitmaps of different size.
1671 Sat Feb 2 18:58:07 2002 Denis Chertykov <denisc@overta.ru>
1673 * regclass.c (regclass): Work with all regs which have sets or
1675 (reg_scan_mark_refs): Count regs inside (clobber ...).
1677 2002-01-04 Michael Matz <matzmich@cs.tu-berlin.de>
1679 * df.c (df_ref_record): Correctly calculate SUBREGs of hardregs.
1680 (df_bb_reg_def_chain_create, df_bb_reg_use_chain_create): Only
1682 (df_bb_refs_update): Don't clear insns_modified here, ...
1683 (df_analyse): ... but here.
1685 * sbitmap.c (dump_sbitmap_file): New.
1686 (debug_sbitmap): Use it.
1688 * sbitmap.h (dump_sbitmap_file): Add prototype.
1690 2001-08-07 Daniel Berlin <dan@cgsoftware.com>
1692 * df.c (df_insn_modify): Grow the UID table if necessary, rather
1693 than assume all emits go through df_insns_modify.
1695 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
1697 * regclass.c (reg_scan_mark_refs): When we increase REG_N_SETS,
1698 increase REG_N_REFS (like flow does), so that regclass doesn't
1699 think a reg is useless, and thus, not calculate a class, when it
1702 2001-01-28 Daniel Berlin <dberlin@redhat.com>
1704 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP_REV): New macro, needed for
1707 2002-07-15 Jakub Jelinek <jakub@redhat.com>
1710 * config/i386/i386.c (const_int_1_31_operand): New.
1711 * config/i386/i386.h (PREDICATE_CODES): Add it.
1712 * config/i386/i386.md (ashlsi3_cmp, ashlsi3_cmp_zext, ashlhi3_cmp,
1713 ashlqi3_cmp, ashrsi3_cmp, ashrsi3_cmp_zext, ashrhi3_cmp, ashrqi3_cmp,
1714 lshrsi3_cmp, lshrsi3_cmp_zext, lshrhi3_cmp, lshrqi3_cmp): Use it.
1716 2002-07-14 Alan Modra <amodra@bigpond.net.au>
1719 * config/rs6000/rs6000.md (floatsidf2): Enable for POWERPC64.
1720 (floatunssidf2): Likewise.
1721 (floatsidf_ppc64): New insn_and_split.
1722 (floatunssidf_ppc64): Likewise.
1724 2002-07-14 Andreas Jaeger <aj@suse.de>
1726 * config.gcc (sh64): Remove unused
1727 target_requires_64bit_host_wide_int.
1729 2002-07-12 Roger Sayle <roger@eyesopen.com>
1731 * expr.c [CLEAR_RATIO]: New macro defining the maximum number
1732 of move instructions to use when clearing memory, c.f. MOVE_RATIO.
1733 [CLEAR_BY_PIECES]: New macro, using CLEAR_RATIO, to determine
1734 whether clear_by_pieces should be used to clear storage.
1735 (clear_storage): Use CLEAR_BY_PIECES instead of MOVE_BY_PIECES.
1737 * doc/tm.texi: Document these two new target macros.
1739 2002-07-12 Stephane Carrez <stcarrez@nerim.fr>
1741 * config/m68hc11/m68hc11.md ("zero_extendsidi2"): Use D_REG only for
1742 the scratch register.
1743 ("*movhi2_push"): Accept Z_REG because a split pattern can make use
1744 of it, forbid reload to use it.
1746 2002-07-12 Marek Michalkiewicz <marekm@amelek.gda.pl>
1748 * config/avr/avr.c (test_hard_reg_class): Fix TEST_HARD_REG_BIT
1749 usage on 64-bit hosts, return value was truncated to 32 bits.
1751 Fri Jul 12 00:49:36 2002 J"orn Rennecke <joern.rennecke@superh.com>
1753 * simplify-rtx.c (simplify_subreg): Handle floating point
1754 CONST_DOUBLEs. When an integer subreg of a smaller mode than
1755 the element mode is requested, compute a subreg with an
1756 integer mode of the same size as the element mode first.
1758 Thu Jul 11 22:02:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
1760 * combine.c (try_combine): When converting a paradoxical subreg
1761 to an extension, take LOAD_EXTEND_OP into account.
1763 2002-07-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1765 * config.gcc (mips-sgi-irix6*o32): New configuration.
1767 * configure.in (libgcc_visibility): Disable for mips-sgi-irix6*o32
1769 * configure: Regenerate.
1771 * config/mips/iris6-o32-as.h: New file.
1772 * config/mips/iris6-o32.h: New file.
1774 * config/mips/iris5gas.h (TARGET_ASM_NAMED_SECTION): Define.
1776 (HAVE_AS_SHF_MERGE): Undefine.
1778 * config/mips/t-iris5-as: New file.
1779 * config.gcc (mips-sgi-irix6*o32, mips-sgi-irix5*): Use it.
1781 * config/mips/t-iris6 (SHLIB_EXT, SHLIB_SOLINK, SHLIB_SONAME,
1782 SHLIB_NAME, SHLIB_MAP, SHLIB_OBJS, SHLIB_SLIBDIR_QUAL, SHLIB_LINK,
1783 SHLIB_INSTALL, SHLIB_MKMAP, SHLIB_MAPFILES, FPBIT, DPBIT,
1784 dp-bit.c, fp-bit.c): Move ...
1785 * config/mips/t-iris5-6: ... here.
1786 New file, shared by IRIX 5 and IRIX 6.
1787 * config.gcc (mips-sgi-irix6*o32, mips-sgi-irix6*,
1788 mips-sgi-irix5*): Use it.
1790 * config/mips/iris6.h: Remove duplicate comment.
1792 * config/mips/mips.c (TARGET_ASM_UNALIGNED_DI_OP) [TARGET_IRIX5 &&
1793 !TARGET_IRIX6]: Define.
1794 (mips_asm_file_start): Don't emit mdebug.<ABI> sections on IRIX 5/6.
1796 * config/mips/mips.h (ASM_DECLARE_FUNCTION_NAME): Fix comment.
1798 2002-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
1800 * pa.md (adddi3): Change predicate of operand 2 to adddi3_operand
1801 and delete code to force constant to register.
1802 * pa-protos.h (adddi3_operand): Add prototype.
1803 * pa.c (adddi3_operand): New function.
1805 2002-07-11 Roger Sayle <roger@eyesopen.com>
1807 * c-decl.c (duplicate_decls): Preserve the noreturn attribute on
1808 non-ANSI builtin functions.
1810 Thu Jul 11 11:31:12 2002 J"orn Rennecke <joern.rennecke@superh.com>
1812 * rtl.h (gen_rtx_CONST_VECTOR): Declare.
1813 * gengenrtl.c (special_rtx): Check for CONST_VECTOR.
1814 * emit-rtl.c (gen_rtx_CONST_VECTOR): New function.
1815 (gen_const_vector_0): Use it.
1817 2002-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
1819 * pa.md (adddi3): For 32-bit targets, force constants to a register
1820 if they don't fit in an 11-bit immediate. Change insn predicate to
1821 arith11_operand. Remove comment.
1822 * pa.c (cint_ok_for_move): Fix comment.
1823 (emit_move_sequence): Don't directly split DImode constants on 32-bit
1826 2002-07-11 Tim Josling <tej@melbpc.org.au>
1828 Remove front end hard coding from gengtype.c.
1831 (STAGESTUFF): add gtyp-gen.h
1832 (GTFILES): Remove front end specific files.
1833 (GTFILES_FILES_LANGS): New, from configure..
1834 (GTFILES_FILES_FILES): Likewise.
1835 (GTFILES_LANG_DIR_NAMES): Likewise.
1836 (GTFILES_SRCDIR): Likewise.
1837 (gtyp-gen.h): Build from configure information.
1838 (s-gtype): Remove command line parameters from gengtype.
1839 (gengtype.o): Remove dependency on GTFILES. Depend on gtyp-gen.h.
1840 (mostlyclean): Delete files generated by and for gengtype.
1842 * c-config-lang.in: New file.
1844 * configure.in (all_gtfiles_files_langs): New. Accumulate files
1846 (all_gtfiles_files_files): New. Accumulate language for each file
1848 (gtfiles): Pick up value for C.
1849 (srcdir): AC-SUBST this variable.
1850 (all_gtfiles_files_langs): AC-SUBST this variable.
1851 (all_gtfiles_files_files): AC-SUBST this variable.
1853 * configure: Regenerate.
1855 * gengtype-lex.l (parse_file): Make parameter const.
1857 * gengtype.c (toplevel): include gtyp-gen.h.
1858 (BASE_FILE_<language> unnamed enum): Delete.
1859 (lang_names): Delete (replaced by gtyp-gen.h)
1860 (lang_dir_names): From gtyp-gen.h, replaces lang_names; changed
1862 (NUM_GT_FILES): New.
1863 (NUM_LANG_FILES): New.
1865 (NUM_BASE_FILES): Change calculation.
1866 (open_base_files): Change prototype to avoid warning.
1867 (startswith): Delete.
1868 (get_file_basename): Iterate through generated language list not
1870 (get_base_file_bitmap): Use generated list of files and languages.
1871 (close_output_files): Add prototype to rmove warning.
1872 (main): Iterate through list of generated files from gtyp-gen.h
1873 rather than command line paramaters. Ignore duplicated file
1876 * gengtype.h (parse_file): Amend prototype for const parameter.
1878 * doc/sourcebuild.texi: Document gtfiles variable.
1880 * doc/gty.texi: Document changes to gtfiles variable for front
1883 * objc/config-lang.in (gtfiles): Add files needed for objc front
1886 2002-07-10 Roger Sayle <roger@eyesopen.com>
1889 * combine.c (nonzero_bits): LOAD_EXTEND_OP should only apply
1890 to SUBREGs of MEMs. (num_sign_bit_copies): Likewise.
1892 2002-07-10 Roger Sayle <roger@eyesopen.com>
1893 Zack Weinberg <zack@codesourcery.com>
1895 * builtins.def: Make the argument types of abort and exit
1896 independent of the front-end.
1898 2002-07-11 Alan Modra <amodra@bigpond.net.au>
1900 * config/rs6000/linux64.h (ASM_SPEC): Define.
1902 2002-07-10 Aldy Hernandez <aldyh@redhat.com>
1904 * config/rs6000/rs6000.c (emit_frame_save): New.
1905 (rs6000_frame_related): Replace reg2 before reg.
1906 (rs6000_emit_prologue): Use emit_frame_save for saving gprs, fprs,
1907 and eh_return registers.
1909 2002-07-10 Toon Moene <toon@moene.indiv.nluug.nl>
1911 Revert all patches for optimization of Complex .op. Real.
1912 * complex_part_zero_p: Remove
1913 * expand_cmplxdiv_straight: Replace complex_part_zero_p(x)
1915 * expand_cmplxdiv_wide: Ditto.
1916 * expand_binop: Ditto.
1918 2002-07-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
1920 * config/avr/avr.md: Fix two 0x80000000 constants to make them
1921 negative also on 64-bit hosts.
1923 Default to -fno-reorder-blocks when optimizing for size.
1924 * config/avr/avr-protos.h (avr_optimization_options): Declare.
1925 * config/avr/avr.c (avr_optimization_options): New function.
1926 * config/avr/avr.h (OPTIMIZATION_OPTIONS): New.
1928 Optimize returning from simple functions.
1929 * config/avr/avr-protos.h (avr_simple_epilogue): Declare.
1930 * config/avr/avr.c (avr_simple_epilogue): New function.
1931 * config/avr/avr.md (return): New insn.
1933 2002-07-10 Douglas B Rupp <rupp@gnat.com>
1935 * config/i386/i386.c (ix86_svr3_asm_out_constructor): Add
1936 HAS_INIT_SECTION to protection.
1938 2002-07-10 Mark Mitchell <mark@codesourcery.com>
1940 * doc/invoke.texi (Debugging Options): Mention that -gdwarf is
1943 Wed Jul 10 19:50:03 2002 J"orn Rennecke <joern.rennecke@superh.com>
1945 * combine.c (gen_lowpart_for_combine): Handle vector modes.
1946 Supply non-VOID mode to simplify_gen_subreg.
1948 Wed Jul 10 18:48:55 CEST 2002 Jan Hubicka <jh@suse.cz>
1950 * i386.c (ix86_init_mmx_sse_builtins): Fix thinko.
1952 2002-07-10 Jeffrey A Law <law@redhat.com>
1954 * mn10200.c (expand_prologue): Create REG_MAYBE_DEAD notes
1957 * mn10200.c (expand_epilogue): Fix test to determine which scratch
1960 Wed Jul 10 16:06:00 2002 J"orn Rennecke <joern.rennecke@superh.com>
1962 * cse.c (cse_insn): Supply proper SUBREG_BYTE to simplify_gen_subreg.
1964 If simplify_gen_subreg fails, try next equivalent.
1966 2002-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
1968 * diagnostic.h: #include location.h
1969 (location_t): Move definition to..
1970 * location.h: ... here. New file.
1971 * tree.h: #include location.h
1972 (DECL_SOURCE_LOCATION): New macro.
1973 (DECL_SOURCE_FILE): Use.
1974 (DECL_SOURCE_LINE): Likewise.
1975 (struct tree_decl): REplace filename and linenum with locus.
1976 * Makefile.in (TREE_H): add location.h
1977 (diagnostic.o): Depends on gt-location.h
1978 (gt-location.h): Depends on s-gtype
1980 2002-07-09 Matt Kraai <kraai@alumni.cmu.edu>
1982 * config/rs6000/aix.h: Convert CPP_PREDEFINES to
1983 TARGET_OS_CPP_BUILTINS.
1984 * config/rs6000/aix31.h: Likewise.
1985 * config/rs6000/aix41.h: Likewise.
1986 * config/rs6000/aix43.h: Likewise.
1987 * config/rs6000/aix51.h: Likewise.
1988 * config/rs6000/beos.h: Likewise.
1989 * config/rs6000/darwin.h: Likewise.
1990 * config/rs6000/eabi.h: Likewise.
1991 * config/rs6000/eabisim.h: Likewise.
1992 * config/rs6000/linux.h: Likewise.
1993 * config/rs6000/linux64.h: Likewise.
1994 * config/rs6000/lynx.h: Likewise.
1995 * config/rs6000/mach.h: Likewise.
1996 * config/rs6000/rtems.h: Likewise.
1997 * config/rs6000/sysv4.h: Likewise.
1998 * config/rs6000/vxppc.h: Likewise.
2000 2002-07-09 Devang Patel <dpatel@apple.com>
2001 * objc/objc-act.c (adjust_type_for_id_default): Fix my previous patch.
2002 Do not allow ObjC objects as a parameter type for Objective-C methods.
2003 My previous patch restricted 'struct' also.
2005 2002-07-09 Neil Booth <neil@daikokuya.co.uk>
2007 * cpperror.c (cpp_error): Default to directive_line within
2009 * cppexp.c (cpp_interpret_integer): Only use traditional
2010 number semantics in directives.
2011 * cpplib.c (prepare_directive_trad): Don't reset pfile->line.
2012 (do_include_common): Similarly.
2013 * cpptrad.c (scan_out_logical_line): Implement accurate
2014 quoting of <> in #include.
2015 * doc/cpp.texi: Update.
2017 Tue Jul 9 22:37:44 2002 Stephen Clarke <stephen.clarke@superh.com>
2018 J"orn Rennecke <joern.rennecke@superh.com>
2020 * sh.c (sh_adjust_cost): Special handling of SHMEDIA code.
2021 * sh.md (attribute issues): Replace with:
2022 (attribute pipe_model). All users changed.
2023 (attribute type): Change pt / ptabs to pt_media / ptabs_media.
2025 (function units sh5issue, sh5fds): New.
2026 (attribute is_mac_media): New.
2027 (adddi3_media, subdi3_media, divsi3_i1_media, anddi3): Add type.
2028 (andcdi3, iordi3, xordi3, ashldi3_media, lshrdi3_media): Likewise.
2029 (ashrdi3_media, negdi_media, extendsidi2, movqi_media): Likewise.
2030 (movhi_media, shori_media, movv2sf_i, jump_media): Likewise.
2031 (call_media, call_value_media, sibcall_media): Likewise.
2032 (casesi_jump_media, casesi_shift_media, casesi_load_media): Likewise.
2033 (return_media_i, addsf3_media, subsf3_media, mulsf3_media): Likewise.
2034 (mac_media, divsf3_media, floatdisf2, floatsisf2_media): Likewise.
2035 (fix_truncsfdi2, fix_truncsfsi2_media, cmpeqsf_media): Likewise.
2036 (cmpgtsf_media, cmpgesf_media, cmpunsf_media, negsf2_media): Likewise.
2037 (sqrtsf2_media, abssf2_media, adddf3_media, subdf3_media): Likewise.
2038 (muldf3_media, divdf3_media, floatdidf2, floatsidf2_media): Likewise.
2039 (fix_truncdfdi2, fix_truncdfsi2_media, cmpeqdf_media): Likewise.
2040 (cmpgtdf_media, cmpgedf_media,cmpundf_media, negdf2_media): Likewise.
2041 (sqrtdf2_media, absdf2_media, extendsfdf2_media): Likewise.
2042 (truncdfsf2_media): Likewise.
2043 (movsi_media, movsi_media_nofpu, movdi_media): Use new types.
2044 (movdi_media_nofpui, movdf_media, movdf_media_nofpu): Likewise.
2046 Tue Jul 9 21:39:50 2002 J"orn Rennecke <joern.rennecke@superh.com>
2048 * sh.h (PREDICATE_CODES): Add general_extend_operand and inqhi_operand.
2049 * sh.c (general_extend_operand, inqhi_operand): New functions.
2050 * sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): Collapse
2051 alternatives using 'N' modifier. Add type.
2052 (adddi3z_media): Likewise. Enable generator function generation.
2053 (movdicc_false, movdicc_true, addsi3_media, subsi3_media): Use more
2054 exact predicates / constraints. Add type.
2055 (subsi3): Allow 0 for SHMEDIA.
2056 (udivsi3_i4_media): Use match_operand for input values
2057 rather than hard registers.
2058 (udivsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
2059 unnecessarily through hard registers. Keep copies of pseudo
2060 registers outside of the libcall sequence.
2061 (mulsidi3_media, umulsidi3_media): Use more exact predicates. Add type.
2062 (ashlsi3_media, ashrsi3_media, lshrsi3_media): Likewise.
2063 (zero_extendsidi2, zero_extendhidi2, zero_extendqidi2): Likewise.
2064 (extendhidi2, extendqidi2): Likewise.
2065 (andsi3_compact): Name.
2066 (andcdi3): Enable generator function generation.
2067 (zero_extendhisi2, zero_extendqisi2): Rename to
2068 (zero_extendhisi2_compact, zero_extendqisi2_compact).
2069 (extendhisi2, extendqisi2): Rename to
2070 (extendhisi2_compact, extendqisi2_compact).
2071 (rotldi3, rotldi3_mextr, rotrdi3, rotrdi3_mextr): New patterns.
2072 (loaddi_trunc, zero_extendhisi2, zero_extendhisi2_media): Likewise.
2073 (zero_extendhisi2_media+1, zero_extendqisi2): Likewise.
2074 (zero_extendqisi2_media, extendhisi2, extendhisi2_media): Likewise.
2075 (extendhisi2_media, extendhisi2_media+1, extendqisi2): Likewise.
2076 (extendqisi2_media, extendqisi2_media+1, truncdisi2): Likewise.
2077 (truncdihi2, truncdiqi2, reload_inqi, reload_inhi): Likewise.
2078 (shmedia32_initialize_trampoline_big): Likewise.
2079 (shmedia32_initialize_trampoline_little): Likewise.
2080 (nsb, nsbsi, nsbdi, ffsdi2, ffssi2, byterev): Likewise.
2081 (negdi2): Remove spurious T clobber.
2082 (zero_extendhidi2+1, extendhidi2+1, extendqidi2+1): Handle TRUNCATE.
2083 (movsi_media, movsi_media_nofpu): Remove spurious *k after b.
2084 (movdi_media, movdi_media_nofpu, pt, ptb): Likewise.
2085 (movsi_media_nofpu+2, movhi_media+1): Only do split after reload.
2086 (ic_invalidate_line_media): Write back data cache before invalidating
2087 instruction cache. Add type.
2088 (movsf_media): Sign-extend when the destination is a general
2089 purpose register. Add type.
2090 (bgt_media, bge_media, bgtu_media, bgeu_media, blt_media_i): Allow 0.
2091 (casesi_worker_0+1): Only increment ref count for proper label.
2092 (casesi_worker_0+2): Likewise.
2094 2002-07-09 Mark Mitchell <mark@codesourcery.com>
2096 * dwarfout.c (dwarfout_init): Warn that DWARF1 is deprecated.
2098 2002-07-09 Steve Ellcey <sje@cup.hp.com>
2100 * gcc/except.c (expand_eh_region_end_cleanup): Change exception pointer
2101 from Pmode to ptr_mode.
2102 (get_exception_pointer): Ditto.
2103 (connect_post_landing_pads): Ditto.
2104 (dw2_build_landing_pads): Ditto.
2106 2002-07-08 Steve Ellcey <sje@cup.hp.com>
2107 * gcc/c-pragma.h (add_to_renaming_pragma_list): New function.
2108 * gcc/c-pragma.c (add_to_renaming_pragma_list): New function.
2109 (handle_pragma_redefine_extname): Change to use new function.
2111 2002-07-08 Roger Sayle <roger@eyesopen.com>
2113 * combine.c (combine_simplify_rtx): Add an explicit cast
2114 to avoid signed/unsigned comparison warning.
2115 (simplify_if_then_else): Likewise.
2116 (extended_count): Likewise.
2117 (simplify_shift_const): Likewise.
2118 (simplify_comparison): Likewise.
2120 2002-07-08 Richard Sandiford <rsandifo@redhat.com>
2122 * config/mips/mips.md: Add imadd type. Update scheduler description
2123 to use imadd as well as imul.
2124 (*mul_acc_si, *madsi): Change imul alternatives to imadd.
2125 (*mul_acc_di, *mul_acc_64bit_di): Likewise.
2126 (*mul_sub_si): Likewise for first alternative. Change second
2127 alternative from imul to multi.
2129 2002-07-07 Neil Booth <neil@daikokuya.co.uk>
2131 * c-common.c (c_common_post_options): Update prototype;
2132 don't init backends if preprocessing only.
2133 * langhooks-def.h (LANG_HOOKS_POST_OPTIONS): Update.
2134 * langhooks.h (struct lang_hooks): Update post_options to
2136 * toplev.c (parse_options_and_default_flags, do_compile,
2137 lang_independent_init): Update prototypes. Allow the
2138 front end to specify that there is no need to initialize
2140 (general_init): Move call to hex_init here...
2141 (toplev_main): ...from here. Pass flag for back end init
2144 Sun Jul 7 20:38:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
2146 * sh.h (PRINT_OPERAND_PUNCT_VALID_P): Allow '\''.
2147 (PREDICATE_CODES): Add entries for equality_comparison_operator,
2148 greater_comparison_operator and less_comparison_operator.
2149 * sh.c (print_operand): Add '\'' code. Make 'o' handle
2151 (equality_comparison_operator): New function.
2152 (greater_comparison_operator, less_comparison_operator): Likewise.
2153 * sh.md (beq_media_i): Disable generator function generation.
2154 Use match_operator to handle a whole class of comparisons. Add
2155 modifier in output template to provide branch prediction. Add type.
2156 (bgt_media_i, ble_media_i): Likewise. Allow zero operands.
2157 (bne_media_i, bge_media_i, bgtu_media_i, bgeu_media_i): Delete.
2158 (blt_media_i, bleu_media_i, bltu_media_i): Likewise.
2159 (bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Allow zero operands.
2161 2002-07-07 Hans-Peter Nilsson <hp@bitrange.com>
2163 Emit MMIX function prologue and epilogue as rtl.
2164 * config/mmix/mmix.md ("call"): Use mmix_get_hard_reg_initial_val,
2165 not unprototyped get_hard_reg_initial_val.
2166 ("call_value", "nonlocal_goto_receiver"): Ditto.
2167 ("return"): Make define_expand. Move real insn to...
2168 ("*expanded_return"): New pattern.
2169 ("prologue", "epilogue"): New define_expands.
2170 * config/mmix/mmix.h (MMIX_rO_REGNUM): New macro.
2171 (struct machine_function): New member in_prologue.
2172 (FIRST_PSEUDO_REGISTER): Adjust for including rO as register.
2173 (FIXED_REGISTERS, CALL_USED_REGISTERS): Ditto.
2174 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Ditto.
2175 (MMIX_GNU_ABI_REG_ALLOC_ORDER, REG_CLASS_CONTENTS): Ditto.
2176 (REGISTER_NAMES, ADDITIONAL_REGISTER_NAMES): Ditto.
2177 (LOCAL_REGNO): Define. Adjust comment.
2178 * config/mmix/mmix.c (MMIX_CFUN_NEEDS_SAVED_EH_RETURN_ADDRESS):
2179 Consider regs_ever_live[MMIX_rJ_REGNUM], not just
2181 (MMIX_OUTPUT_REGNO): Don't translate registers while outputting
2183 (mmix_target_asm_function_prologue): Make static. Just mark that
2184 the prologue is being emitted. Move guts to...
2185 (mmix_expand_prologue): New function. Adjust for emitting
2186 prologue as rtl. For sizes, use HOST_WIDE_INT only.
2187 (mmix_target_asm_function_epilogue): Make static. Simply emit a
2189 (mmix_expand_epilogue): New function. Adjust for emitting
2190 epilogue as rtl. For sizes, use HOST_WIDE_INT only.
2191 (mmix_target_asm_function_end_prologue): Mark that the prologue
2193 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
2194 (mmix_conditional_register_usage): Improve comments.
2195 (mmix_local_regno): New function.
2196 (mmix_emit_sp_add, mmix_get_hard_reg_initial_val): Ditto.
2197 * config/mmix/mmix-protos.h (mmix_local_regno): Prototype.
2198 (mmix_expand_prologue, mmix_expand_epilogue): Ditto.
2199 (mmix_get_hard_reg_initial_val): Ditto.
2201 2002-07-06 Andreas Jaeger <aj@suse.de>
2203 * toplev.c (set_fast_math_flags): Don't use ISO C style function
2205 * gengtype.c (open_base_files): Likewise.
2206 (close_output_files): Likewise.
2207 * tracer.c (find_best_predecessor): Likewise.
2208 (find_best_successor): Likewise.
2209 (ignore_bb_p): Likewise.
2211 2002-07-05 Roger Sayle <roger@eyesopen.com>
2214 * builtin-attrs.def: Define new attribute lists for use in
2216 * builtins.def [DEF_BUILTIN]: Modify to take an additional
2217 ATTRS argument, an enumerated value defined in builtin-attrs.def
2218 that represents the attribute list for the builtins. Modify
2219 all builtin functions to pass an appropriate attribute list.
2220 Specify "abort", "exit", "_exit" and "_Exit" builtins here with
2221 their required noreturn attributes.
2222 * tree.h (enum_builtin_function): Ignore the additional parameter
2224 * builtins.c (built_in_names): Likewise.
2225 * c-common.c: (builtin_function_2): Replace the "int noreturn_p"
2226 argument with a tree representing the functions attribute list.
2227 Pass this "attrs" argument to builtin_function. No longer handle
2228 the noreturn_p processing manually.
2229 (built_in_attributes): Move the definitions from builtin-attrs.def
2230 before c_common_nodes_and_builtins.
2231 (c_common_nodes_and_builtins): Handle the new ATTRS parameter in
2232 DEF_BUILTIN, passing it to both builtin_function and the changed
2235 * doc/extend.texi: Document __builtin_abort, __builtin_exit,
2236 __builtin__exit and __builtin__Exit.
2238 2002-07-05 Stephane Carrez <stcarrez@nerim.fr>
2240 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Avoid allocating
2241 QI mode registers in soft registers.
2242 ("zero_extendqihi2"): Do not take into account soft registers
2243 for register allocation (use '*' constraint).
2245 2002-07-05 Stephane Carrez <stcarrez@nerim.fr>
2247 * config/m68hc11/m68hc11.md ("*ashlsi3"): Avoid saving y if we know
2249 ("*ashrsi3"): Likewise.
2250 ("*lshrsi3"): Likewise.
2252 2002-07-05 Vladimir Makarov <vmakarov@redhat.com>
2254 * genautomata.c (output_max_insn_queue_index_def): Take latencies
2257 2002-07-05 Stephane Carrez <stcarrez@nerim.fr>
2259 * config/m68hc11/m68hc11.md (peephole2): New peephole2 to optimize
2260 address computation and memory moves.
2262 2002-07-03 Mark Mitchell <mark@codesourcery.com>
2265 * dwarfout.c (output_reg_number): Fix warning message.
2266 (output_bound_representation): Check SAVE_EXPR_RTL is not NULL
2269 2002-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2271 * gcc/gcc.c (asm_debug): Move initialization ...
2272 (init_spec): ... here.
2274 2002-07-05 Nathan Sidwell <nathan@codesourcery.com>
2276 * c-parse.in (extdef): Append ';'.
2277 (old_style_parm_decls): Append ';'.
2279 2002-07-04 Daniel Jacobowitz <drow@mvista.com>
2281 * configure.in: Correct typos: gcc_cv_as_gdwarf2_debug_flag to
2282 gcc_cv_as_gdwarf2_flag and gcc_cv_as_gstabs_debug_flag
2283 to gcc_cv_as_gstabs_flag.
2284 * configure: Rebuilt.
2286 2002-07-04 Geoffrey Keating <geoffk@redhat.com>
2288 * ggc.h (ggc_add_root): Document as obsolete.
2290 Thu Jul 4 07:58:01 2002 J"orn Rennecke <joern.rennecke@superh.com>
2292 * sh.md (mshfhi_b, mshflo_b, mshfhi_l, mshflo_l, mshfhi_w): Add DONE.
2293 (mshflo_w): Likewise.
2295 Thu Jul 4 07:36:29 2002 J"orn Rennecke <joern.rennecke@superh.com>
2297 * simplify-rtx.c (simplify_subreg): Reduce problem of finding
2298 vector mode subregs of constants to finding integer mode
2299 subregs of constants.
2300 * cse.c (cse_insn): Use simplify_gen_subreg.
2301 * convert.c (convert_to_integer): Don't strip a NOP_EXPR
2302 From a vector mode expression of different size than the
2305 2002-07-03 Eric Christopher <echristo@redhat.com>
2307 * config/mips/linux.h: Add #undef for SUBTARGET_CPP_SPEC.
2308 * config/mips/mips.h: Remove deprecated -m<processor> options
2309 and cc1_cpu_spec associated.
2310 (CONSTANT_ADDRESS_P): Fix last patch.
2311 (ASM_DECLARE_FUNCTION_NAME): Declare. Fix comment.
2312 * config/mips/mips.md (bungt, bunge, sungt_df, sungt_sf, sunge_df,
2315 2002-07-03 Stan Shebs <shebs@apple.com>
2317 * config/darwin.h (APPLE_CC): Remove, not meaningful in FSF GCC.
2318 (STRINGIFY_THIS, REALLY_STRINGIFY): Remove.
2319 (CPP_SPEC): Remove insertion of APPLE_CC definition.
2321 2002-07-03 Roger Sayle <roger@eyesopen.com>
2323 * combine.c (struct_undo): Change types of recorded substitutions
2324 to be either "int" or "rtx", instead of "unsigned int" and "rtx".
2325 (do_SUBST_INT): Change types of the substitution from unsigned int
2326 to int, to avoid compilation warning from SUBST_INT's only caller.
2328 (make_extraction): Add cast to avoid compilation warning.
2329 (force_to_mode): Remove cast to avoid compilation warning.
2331 2002-07-03 Eric Botcazou <ebotcazou@multimania.com>
2332 Jeff Law <law@redhat.com>
2334 * i386.md (length_immediate attribute): Fix typo.
2335 (length_address attribute): Likewise.
2336 (modrm attribute): Set it to 0 for immediate call instructions.
2337 (jcc_1 pattern): Set modrm attribute to 0.
2338 (jcc_2 pattern ): Likewise.
2339 (jump pattern): Likewise.
2340 (doloop_end_internal pattern): Explicitly set length.
2341 (leave pattern): Fix typo.
2342 (leave_rex64 pattern): Likewise.
2344 2002-07-03 David Edelsohn <edelsohn@gnu.org>
2346 * config/rs6000/rs6000.md (fix_truncdfsi2_internal): Ignore DImode
2347 in FPR as preference.
2349 (floatdidf2, fix_truncdfdi2): Same.
2350 (floatdisf2, floatditf2, fix_trunctfdi2): Same.
2352 (floatsitf2, fix_trunctfsi2): SImode in GPR.
2353 (ctrdi): Remove FPR alternative and splitter.
2355 2002-07-03 Will Cohen <wcohen@redhat.com>
2357 * config/i386/i386.c (x86_integer_DFmode_moves): Disable for PPro.
2359 Wed Jul 3 10:24:16 2002 J"orn Rennecke <joern.rennecke@superh.com>
2361 * optabs.c (expand_vector_binop): Don't store using a SUBREG smaller
2362 than UNITS_PER_WORD, unless this is little endian and the first unit
2363 in this word. Let extract_bit_field decide how to load an element.
2364 Force arguments to matching mode.
2365 (expand_vector_unop): Likewise.
2367 * simplify-rtx.c (simplify_subreg): Don't assume that all vectors
2368 consist of word_mode elements.
2369 * c-typeck.c (build_binary_op): Allow vector types for BIT_AND_EXPR,
2370 BIT_ANDTC_EXPR, BIT_IOR_EXPR and BIT_XOR_EXPR.
2371 (build_unary_op): Allow vector types for BIT_NOT_EPR.
2372 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg for
2374 * optabs.c (expand_vector_binop): Try to perform operation in
2375 smaller vector modes with same inner size. Add handling of AND, IOR
2376 and XOR. Reject expansion to inner-mode sized scalars when using
2377 OPTAB_DIRECT. Use simplify_gen_subreg on constants.
2378 (expand_vector_unop): Try to perform operation in smaller vector
2379 modes with same inner size. Add handling of one's complement.
2380 When there is no vector negate operation, try a vector subtract
2381 operation. Use simplify_gen_subreg on constants.
2382 * simplify-rtx.c (simplify_subreg): Add capability to convert vector
2383 constants into smaller vectors with same inner mode, and to
2384 integer CONST_DOUBLEs.
2386 2002-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2388 * c-parse.in (parsing_iso_function_signature): New variable.
2389 (extdef_1): New, copied from...
2390 (extdef): ... here. Reset parsing_iso_function_signature.
2391 (old_style_parm_decls): Reset parsing_iso_function_signature.
2392 (old_style_parm_decls_1): New, copied from old_style_parm_decls.
2393 Warn about ISO C style function definitions.
2394 (nested_function, notype_nested_function): Reset
2395 parsing_iso_function_signature.
2396 (parmlist_2): Set parsing_iso_function_signature.
2398 * doc/invoke.texi (-Wtraditional): Document new behavior.
2400 2002-07-02 Chris Demetriou <cgd@broadcom.com>
2402 * config.gcc (mips*el-*-*): Use tm_defines to set
2403 TARGET_ENDIAN_DEFAULT, rather than including mips/little.h.
2404 * config/mips/little.h: Remove.
2406 2002-07-02 Devang Patel <dpatel@apple.com>
2408 * objc/objc-act.c (adjust_type_for_id_default): Do not allow an
2409 object as parameter. Prevent something like 'NSObject' to be
2410 used as the type for a method argument.
2412 2002-07-03 Neil Booth <neil@daikokuya.co.uk>
2414 * cpptrad.c: Update comment.
2416 2002-07-02 Neil Booth <neil@daikokuya.co.uk>
2418 * doc/cpp.texi: Update for traditional preprocessing changes.
2419 * goc/cppopts.texi: Similarly.
2421 2002-07-02 Ziemowit Laski <zlaski@apple.com>
2423 * c-parse.in (designator): Enable designated initializers if ObjC.
2424 (objcmessageexpr): Remove references to objc_receiver_context.
2425 * objc/objc-act.h (objc_receiver_context): Remove decl.
2426 * objc/objc-act.c (objc_receiver_context): Remove.
2427 (lookup_objc_ivar): Test objc_method_context instead of
2428 objc_receiver_context.
2430 Tue Jul 2 18:45:45 2002 J"orn Rennecke <joern.rennecke@superh.com>
2432 * sh.c (print_operand, case 'N'): Allow zero vector.
2433 (arith_reg_or_0_operand): Likewise.
2434 (zero_vec_operand): Check for CONST_VECTOR, not PARALLEL.
2435 * sh.h (CONST_COSTS): 0 has 0 cost. Check OUTER_CODE for
2436 IOR, XOR, PLUS and SET and take their respective constant
2437 ranges into account.
2438 (PREDICATE_CODES, arith_reg_or_0_operand): Can be CONST_VECTOR.
2439 * sh.md (subdi3, subdi3_media): Allow zero operand.
2440 (movv8qi_i+3): Only vector that is not split is the zero vector.
2441 Fix operand 3 to simplify_subreg.
2442 (movv2si_i): Split alternative 1.
2443 (mshfhi_l_di_rev+1): New splitter.
2445 2002-07-02 Neil Booth <neil@daikokuya.co.uk>
2447 PR preprocessor/7029
2448 * cppinit.c (cpp_handle_option): Suppress warnings with an
2449 implicit "-w" for "-M" and "-MM".
2450 * doc/cppopts.texi: Update.
2452 2002-07-01 Roger Sayle <roger@eyesopen.com>
2454 * config/sh/sh.c (sh_media_init_builtins): Change use of poisoned
2455 identifier "bzero" to "memset". Pass extra NULL_TREE argument to
2458 2002-07-02 Alan Modra <amodra@bigpond.net.au>
2460 * README.Portability: Fix typos.
2462 2002-07-01 Hans-Peter Nilsson <hp@axis.com>
2465 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Correct number
2466 of indirections for register inside sign-extended mem part.
2468 2002-07-01 Roger Sayle <roger@eyesopen.com>
2470 * tree.h: Modify builtin_function interface to take an extra
2471 argument ATTRS, which is a tree representing an attribute list.
2473 * c-decl.c (builtin_function): Accept additional parameter.
2474 * objc/objc-act.c (builtin_function): Likewise.
2475 * f/com.c (builtin_function): Likewise.
2476 * java/decl.c (builtin_function): Likewise.
2477 * ada/utils.c (builtin_function): Likewise.
2478 * cp/decl.c (builtin_function): Likewise.
2479 (builtin_function_1): Likewise.
2481 * c-common.c (c_common_nodes_and_builtins): Pass an additional
2482 NULL_TREE argument to builtin_function. (builtin_function_2):
2484 * cp/call.c (build_java_interface_fn_ref): Likewise.
2485 * objc/objc-act.c (synth_module_prologue): Likewise.
2486 * java/decl.c (java_init_decl_processing): Likewise.
2487 * f/com.c (ffe_com_init_0): Likewise.
2489 * config/alpha/alpha.c (alpha_init_builtins): Pass an additional
2490 NULL_TREE argument to builtin_function.
2491 * config/arm/arm.c (def_builtin): Likewise.
2492 * config/c4x/c4x.c (c4x_init_builtins): Likewise.
2493 * config/i386/i386.c (def_builtin): Likewise.
2494 * config/ia64/ia64.c (def_builtin): Likewise.
2495 * config/rs6000/rs6000.c (def_builtin): Likewise.
2497 2002-07-01 Zack Weinberg <zack@codesourcery.com>
2499 * config/ip2k/t-ip2k: Remove LIBGCC1, CROSS_LIBGCC1, and LIBGCC1_TEST.
2500 * config/mips/t-isa3264: Likewise.
2501 * config/mmix/t-mmix: Likewise.
2503 2002-07-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
2505 * emit-rtl.c (init_emit_once): Add missing cast to HOST_WIDE_INT.
2507 2002-07-01 Roger Sayle <roger@eyesopen.com>
2510 * fold-const.c (fold) [COND_EXPR]: Simplify A ? 0 : 1 to !A,
2511 A ? B : 0 to A && B and A ? B : 1 into !A || B if both A and
2514 2002-07-01 Nathanael Nerode <neroden@gcc.gnu.org>
2516 * config/mmix/t-mmix: Eliminate last reference to LIBGCC1_TEST.
2518 2002-07-01 Matt Kraai <kraai@alumni.cmu.edu>
2520 * README.Portability (Function prototypes): Give an example of
2521 declaring and defining a function with no arguments.
2523 * README.Portability (Function prototypes): Document new
2524 variable-argument function macros.
2526 Mon Jul 1 19:55:17 2002 J"orn Rennecke <joern.rennecke@superh.com>
2528 * sh.c (langhooks.h): Include.
2529 (sh_init_builtins, sh_media_init_builtins): New functions.
2530 (sh_expand_builtin, arith_reg_dest,and_operand): Likewise.
2531 (mextr_bit_offset, extend_reg_operand, zero_vec_operand): Likewise.
2532 (sh_rep_vec, sh_1el_vec, sh_const_vec): Likewise.
2533 (builtin_description): New struct tag.
2534 (signature_args, bdesc): New arrays.
2535 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Undef / define.
2536 (print_operand): Add 'N' modifier.
2537 * sh.h (VECTOR_MODE_SUPPORTED_P): Add SHmedia vector modes.
2538 (EXTRA_CONSTRAINT_U, EXTRA_CONSTRAINT_W): New macros.
2539 (EXTRA_CONSTRAINT): Add 'U' and 'W' cases.
2540 (CONST_COSTS): Add special case for SHmedia AND.
2541 (PREDICATE_CODES): Add and_operand, arith_reg_dest,
2542 extend_reg_operand, extend_reg_or_0_operand, mextr_bit_offset,
2543 sh_const_vec, sh_1el_vec, sh_rep_vec, zero_vec_operand.
2544 target_operand can also be const or unspec.
2545 * sh.md (UNSPEC_INIT_TRAMP, UNSPEC_FCOSA UNSPEC_FSRRA): New constants.
2546 (UNSPEC_FSINA, UNSPEC_NSB, UNSPEC_ALLOCO): Likewise.
2547 (attribute type): Add new types.
2548 (anddi3): Add splitter.
2549 (movdi_const_16bit+1): Add code to handle vector constants and
2550 bitmasks efficiently.
2551 (shori_media): Have generator function made.
2552 (movv8qi, movv8qi_i, movv8qi_i+1, movv8qi_i+2): New patterns.
2553 (movv8qi_i+3, movv2hi, movv2hi_i, movv4hi, movv4hi_i): Likewise.
2554 (movv2si, movv2si_i, absv2si2, absv4hi2, addv2si3, addv4hi3): Likewise.
2555 (ssaddv2si3, usaddv8qi3, ssaddv4hi3, negcmpeqv8qi): Likewise.
2556 (negcmpeqv2si, negcmpeqv4hi, negcmpgtuv8qi, negcmpgtv2si): Likewise.
2557 (negcmpgtv4hi, mcmv, mcnvs_lw, mcnvs_wb, mcnvs_wub): Likewise.
2558 (mextr_rl, mextr_lr, mextr1, mextr2, mextr3, mextr4, mextr5): Likewise.
2559 (mextr6, mextr7, mmacfx_wl, mmacfx_wl_i, mmacnfx_wl): Likewise.
2560 (mmacnfx_wl_i, mulv2si3, mulv4hi3, mmulfx_l, mmulfx_w): Likewise.
2561 (mmulfxrp_w, mmulhi_wl, mmullo_wl, mmul23_wl, mmul01_wl): Likewise.
2562 (mmulsum_wq, mmulsum_wq_i, mperm_w, mperm_w_little): LIkewise.
2563 (mperm_w_big, mperm_w0, msad_ubq, msad_ubq_i, mshalds_l): Likewise.
2564 (mshalds_w, ashrv2si3, ashrv4hi3, mshards_q, mshfhi_b): Likewise.
2565 (mshflo_b, mshf4_b, mshf0_b, mshfhi_l, mshflo_l, mshf4_l): Likewsie.
2566 (mshf0_l, mshfhi_w, mshflo_w, mshf4_w, mshf0_w, mshfhi_l_di): Likewise.
2567 (mshfhi_l_di_rev, mshflo_l_di, mshflo_l_di_rev): Likewise.
2568 (mshflo_l_di_x, mshflo_l_di_x_rev, ashlv2si3, ashlv4hi3): Likewise.
2569 (lshrv2si3, lshrv4hi3, subv2si3, subv4hi3, sssubv2si3): Likewise.
2570 (ussubv8qi3, sssubv4hi3, fcosa_s, fsina_s, fipr, fsrra_s): Likewise.
2573 (fpu_switch+1, fpu_switch+2): Remove constraint.
2575 2002-07-01 Aldy Hernandez <aldyh@redhat.com>
2577 * tree.c (build_function_type_list): Update function comment.
2578 Rename first argument to return_type.
2580 2002-07-01 Neil Booth <neil@daikokuya.co.uk>
2582 * Makefile.in: Remove all trace of tradcpp.c, tradcpp.h,
2583 tradcif.y and related files.
2585 2002-07-01 Neil Booth <neil@daikokuya.co.uk>
2587 * cpptrad.c (skip_whitespace): Pass pointer to prior char.
2589 2002-07-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2591 * mips.h (FUNCTION_ARG_REGNO_P): Fix parentheses.
2593 2002-06-30 Devang Patel <dpatel@apple.com>
2595 * objc/objc-act.c (finish_file): Avoid finish_objc() if
2598 Fri Jun 28 17:22:37 2002 Denis Chertykov <denisc@overta.ru>
2599 Frank Ch. Eigler <fche@redhat.com>
2600 Matthew Green <mrg@redhat.com>
2601 Richard Henderson <rtl@redhat.com>
2602 Dave Hudson <dave.hudson@ubicom.com>
2603 Jeff Johnston <jjohnstn@redhat.com>
2604 Alan Lehotsky <apl@alum.mit.edu>
2605 Bernd Schmidt <bernds@redhat.com>
2606 Graham Stott <grahams@redhat.com>
2608 * doc/extend.texi: Add ip2k port to description of attribute
2610 * doc/install.texi (Specific): Add ip2k description.
2611 * doc/install-old.texi (Configurations): Add ip2k to possible
2613 * doc/md.texi: Document ip2k constraints.
2614 * config/ip2k/crt0.S: New file.
2615 * config/ip2k/ip2k-protos.h: New file.
2616 * config/ip2k/ip2k.c: New file.
2617 * config/ip2k/ip2k.h: New file.
2618 * config/ip2k/ip2k.md: New file.
2619 * config/ip2k/libgcc.S: New file.
2620 * config/ip2k/t-ip2k: New file.
2622 2002-06-30 Hans-Peter Nilsson <hp@bitrange.com>
2624 * config/mmix/mmix.md ("return"): New pattern.
2625 * config/mmix/mmix.h (TARGET_MASK_USE_RETURN_INSN)
2626 (TARGET_USE_RETURN_INSN): New macros.
2627 (TARGET_DEFAULT): Include TARGET_MASK_USE_RETURN_INSN.
2628 (TARGET_SWITCHES): Add -msingle-exit and -mno-single-exit.
2629 * config/mmix/mmix.c (MMIX_OUTPUT_REGNO): Fix spacing.
2630 (MMIX_POP_ARGUMENT): New macro.
2631 (mmix_target_asm_function_prologue): When no epilogue is executed,
2632 just emit a blank line. Use MMIX_POP_ARGUMENT with final POP insn.
2633 (mmix_print_operand) <case '.'>: New case.
2634 (mmix_print_operand_punct_valid_p): Match '.'.
2635 (mmix_use_simple_return): New function.
2636 * config/mmix/mmix-protos.h (mmix_use_simple_return): Prototype.
2637 * doc/invoke.texi (Option Summary) <MMIX Summary>: Add
2638 -msingle-exit, -mno-single-exit.
2639 (MMIX Options): Ditto.
2641 2002-06-30 Aldy Hernandez <aldyh@redhat.com>
2643 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Fix typos.
2645 2002-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2647 * gengtype.c (oprintf): Move VA_CLOSE after all fixedarg uses.
2649 2002-06-30 Alan Modra <amodra@bigpond.net.au>
2651 * unroll.c (loop_iterations): Handle EQ loops.
2653 2002-06-29 David Edelsohn <edelsohn@gnu.org>
2655 * config/rs6000/rs6000.md (ctrdi): Allocate pseudo for FPR
2656 constraint in define_expand, not splitter.
2659 2002-06-29 Aldy Hernandez <aldyh@redhat.com>
2661 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
2662 build_function_type_list instead of build_function_type.
2664 * config/ia64/ia64.c (ia64_init_builtins): Same.
2666 * config/alpha/alpha.c (alpha_init_builtins): Same.
2668 * config/rs6000/rs6000.c (altivec_init_builtins): Same.
2670 * config/arm/arm.c (arm_init_builtins): Same.
2672 * tree.h: Add build_function_type_list prototype.
2674 * tree.c (build_function_type_list): New.
2676 2002-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2678 * collect2.c (scan_prog_file): Fix typo in message.
2680 2002-06-28 Aaron Lehmann <aaronl@vitelus.com>
2682 * fold-cont.c: Remove unused CHARMASK.
2684 2002-06-29 Neil Booth <neil@daikokuya.co.uk>
2686 PR preprocessor/7150
2687 * cppmain.c (scan_translation_unit_trad): Simplify.
2688 * cppmacro.c (cpp_scan_nooutput): Handle traditional case.
2690 2002-06-29 Neil Booth <neil@daikokuya.demon.co.uk>
2692 * config/i386/crtdll.h: Define EXTRA_OS_CPP_BUILTINS.
2693 Don't use CPP_PREDEFINES.
2694 * config/i386/cygwin.h (EXTRA_OS_CPP_BUILTINS): New.
2695 Used TARGET_OS_CPP_BUILTINS in preference to CPP_PREDEFINES.
2696 * config/i386/djgpp.h, config/i386/i386-coff.h,
2697 config/i386/i386-interix.h, config/i386/i386-interix3.h,
2698 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mingw32.h,
2699 config/i386/openbsd.h, config/i386/ptx4-i.h, config/i386/sysv3.h,
2700 config/i386/uwin.h: Similarly.
2702 2002-06-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2704 * c4x.h: (TARGET_CPU_CPP_BUILTINS): Check flag_inline_functions and
2705 flag_inline_trees to enable inlining.
2707 2002-06-28 Phil Edwards <pme@gcc.gnu.org>
2709 * configure.in (gcc_gxx_include_dir): Change to match versioned
2710 C++ headers if --enable-version-specific-runtime-libs is used.
2711 * configure: Regenerate.
2713 2002-06-28 Jan Hubicka <jh@suse.cz>
2715 * gcse.c (gcse_emit_move_after): Use gen_move_insn to produce the move.
2717 2002-06-28 Stephen Clarke <stephen.clarke@superh.com>
2719 * combine.c (combine_simplify_rtx): Pass the mode of the
2720 shift count, not the shift operation when trying to simplify
2721 a shift on a SHIFT_COUNT_TRUNCATED target.
2723 2002-06-28 Stephane Carrez <stcarrez@nerim.fr>
2725 * config/m68hc11/m68hc11.md ("*addsi3"): Use 'o' constraint to
2726 avoid the auto increment addressing modes.
2727 ("*subsi3"): Likewise.
2728 (split for add/sub on address): For 68HC12 push the value on
2729 the stack and do the operation with a pop.
2731 2002-06-28 Neil Booth <neil@daikokuya.co.uk>
2733 * cpplib.c (_cpp_handle_directive): Move #define-specific
2734 code to the #define handler...
2735 (do_define): ...here.
2736 (lex_macro_node): No longer a need to check for comments here.
2738 2002-06-28 Stephane Carrez <stcarrez@nerim.fr>
2740 * config/m68hc11/m68hc11.h (OPTIMIZATION_OPTIONS): Define.
2741 * config/m68hc11/m68hc11-protos.h (m68hc11_optimization_options):
2743 * config/m68hc11/m68hc11.c (m68hc11_optimization_options): New,
2744 do not reorder basic blocks at the end when optimizing for size.
2746 2002-06-28 Stephane Carrez <stcarrez@nerim.fr>
2748 * config/m68hc11/m68hc11.c (autoinc_mode): New function.
2749 (m68hc11_make_autoinc_notes): New function.
2750 (m68hc11_split_move): Be very cautious when spliting a move with
2751 auto increment/decrement modes because this may result in incompatible
2752 directions; add REG_INC notes to the resulting insn for CSE reg.
2754 2002-06-28 Stephane Carrez <Stephane.Carrez@nerim.fr>
2756 * config/m68hc11/m68hc11.c (register_indirect_p): For 68HC12 a constant
2757 can be a valid address.
2759 2002-06-28 Aldy Hernandez <aldyh@redhat.com>
2761 * config/rs6000/rs6000.c: Remove unusued variables from last
2764 2002-06-27 Aldy Hernandez <aldyh@redhat.com>
2767 * config/rs6000/rs6000.c (rs6000_override_options): Move
2768 *SUBTARGET_OVERRIDE_OPTIONS before the -m options.
2770 2002-06-27 Aldy Hernandez <aldyh@redhat.com>
2772 * config/rs6000/rs6000.c (altivec_expand_builtin): Move
2773 lvx/stv/dst builtins...
2774 (altivec_expand_ld_builtin): ...to here.
2775 (altivec_expand_st_builtin): ...here.
2776 (altivec_expand_dst_builtin): ...and here (respectively).
2778 2002-06-28 Bob Wilson <bob.wilson@acm.org>
2780 * config/xtensa/xtensa.h (RETURN_IN_MEMORY): Update comment.
2782 2001-06-08 Bernd Schmidt <bernds@redhat.com>
2784 * emit-rtl.c (gen_lowpart_common): Don't create paradoxical FLOAT_MODE
2786 * recog.c (general_operand, register_operand): Disallow them.
2788 2002-06-28 Neil Booth <neil@daikokuya.co.uk>
2790 PR preprocessor/7138
2791 * cpplib.c (_cpp_handle_directive): Do traditional
2792 preparation after setting state.angled_headers.
2793 * cpptrad.c (scan_out_logical_line): Fix potential
2796 2002-06-27 Aldy Hernandez <aldyh@redhat.com>
2798 * config/rs6000/rs6000.c (rs6000_override_options): Move
2799 *SUBTARGET_OVERRIDE_OPTIONS before the -m options.
2801 2002-06-27 Bob Wilson <bob.wilson@acm.org>
2803 * config/xtensa/xtensa.md: Give "*xxx" names to all unnamed insn's.
2804 (*lsiu, *ssiu, movstrsi_internal, zero_cost_loop_start,
2805 zero_cost_loop_end): Remove unnecessary "parallel" from insns.
2807 2002-06-27 Roger Sayle <roger@eyesopen.com>
2809 * config/d30v/d30v.h: Remove commented out STACK_REGS #defines.
2810 * config/stormy16/stormy16.h: Likewise.
2812 * config/stormy16/stormy16.h (CUMULATIVE_ARGS): Replace typedef
2815 2002-06-26 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2817 * doc/install.texi (Binaries): Add Sinix/Reliant Unix. Move
2818 Hitachi entry. Make punctuation more consistent.
2820 2002-06-27 Matt Kraai <kraai@alumni.cmu.edu>
2822 * doc/install.texi: Change ` bit' to `-bit'.
2823 * doc/md.texi: Change `-bits' to `-bit'.
2824 * doc/tm.texi: Change `-bits' to ` bits'.
2826 2002-06-27 Daniel Berlin <dberlin@dberlin.org>
2828 * gcse.c (hoist_code): Rewrite to only get list of dominated
2829 blocks once per BB. Also fix reversed test (by removing need for
2832 2002-06-27 Neil Booth <neil@daikokuya.co.uk>
2834 * cpphash.h (_cpp_set_trad_context): Remove.
2835 * cpplib.c (prepare_directive_trad): Do nothing for #define.
2836 (cpp_push_buffer, _cpp_pop_buffer): Don't call _cpp_set_trad_context.
2837 * cpptrad.c: Update comments.
2838 (_cpp_read_logical_line_trad): Let scan_logical_line handle
2839 updating the current context.
2840 (scan_logical_line): Update the current context.
2841 (_cpp_create_trad_definition): Similarly.
2842 (_cpp_set_trad_context): Remove.
2844 2002-06-27 Neil Booth <neil@daikokuya.co.uk>
2846 PR preprocessor/7070
2847 * c-lex.c (cb_def_pragma): Don't try to spell CPP_EOF.
2849 2002-06-26 Bob Wilson <bob.wilson@acm.org>
2851 * config/xtensa/xtensa-protos.h (xtensa_return_addr): Declare.
2852 config/xtensa/xtensa.c (xtensa_return_addr): New function.
2853 config/xtensa/xtensa.h (RETURN_ADDR_RTX): Use xtensa_return_addr.
2854 config/xtensa/xtensa.md (fix_return_addr): New pattern.
2856 2002-06-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2858 * mips.c (coprocessor_operand, coprocessor2_operand,
2859 symbolic_operand): Move prototypes from here...
2860 * mips-protos.h (coprocessor_operand, coprocessor2_operand,
2861 symbolic_operand): ...to here.
2863 Wed Jun 26 16:32:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
2865 * config/sh/crt1.asm: remove _stack label definition
2868 2002-06-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2870 * varasm.c: Include real.h before output.h.
2872 2002-06-26 Aldy Hernandez <aldyh@redhat.com>
2874 * config/rs6000/rs6000.h (ALTIVEC_VECTOR_MODE): Revert change to
2875 check for TARGET_ALTIVEC.
2877 2002-06-26 Nathanael Nerode <neroden@gcc.gnu.org>
2879 * config.gcc (vax-*-vms*): Make obselete.
2881 2002-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2883 * gcc.c (warn_std): Delete.
2885 2002-06-25 Loren J. Rittle <ljrittle@acm.org>
2887 * doc/extend.texi: Fix formatting of last checkin.
2889 2002-06-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2891 * config/alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Remove leading
2892 underscore from __IEEE_FP and __IEEE_FP_INEXACT.
2894 2002-06-25 Aldy Hernandez <aldyh@redhat.com>
2896 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2897 discrepancies from motorola's documentation.
2899 Tue Jun 25 21:51:13 2002 J"orn Rennecke <joern.rennecke@superh.com>
2901 * optabs.c (expand_vector_binop, expand_vector_unop): Don't assume
2902 GET_MODE_UNIT_SIZE (mode) == UNITS_PER_WORD.
2904 * config/sh/lib1funcs.asm (udivdi3): Make first divide step
2905 produce a 32 bit result before normalization, then normalize with a
2906 left shift. Compute approximative error of 2nd reciprocal
2907 approximation in 2's complement. Fix mask generation from upper
2908 longword of second divide stage result.
2909 For large divisor, fix shift count used to truncate first stage
2910 divide result; make decision if to adjust upwards based on comparison
2911 of higher parts of normalized values.
2912 (udivdi): Likewise. Undo normalization of result for large divisor
2915 2002-06-25 David S. Miller <davem@redhat.com>
2917 * config/sparc/sparc.md: Change \\{t,n} to \{t,n}.
2919 2002-06-25 Neil Booth <neil@daikokuya.co.uk>
2921 * cpplib.c (do_include_common): Revert to correct line number
2923 * cpptrad.c (scan_out_logical_line): Treat null directive as
2924 white space. Invlidate MI optimization for non-whitespace
2925 text outside a directive.
2927 2002-06-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2929 * Makefile.in (SHELL): Set to @SHELL@.
2930 * fixinc/Makefile.in (SHELL): Likewise.
2932 * mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2,
2933 fixuns_truncsfsi2, fixuns_truncsfdi2): Avoid automatic aggregate
2936 2002-06-24 Jeff Law <law@redhat.com>
2938 * flow.c (propagate_one_insn): When removing an insn
2939 with a REG_LIBCALL note but not the entire libcall sequence,
2940 delete the associated REG_RETVAL note.
2942 Mon Jun 24 21:05:09 2002 J"orn Rennecke <joern.rennecke@superh.com>
2944 * lib1funcs.asm (sdivsi3): Add optimized SH64 implementations.
2945 (udivsi3): Likewise. Rewrite SH1 implementation.
2946 (udivdi3, divdi3, umoddi3, moddi3): New SHmedia functions.
2947 * sh.md (R20_REG, R21_REG, R22_REG, R23_REG, FR23_REG): New constants.
2948 (udivsi3_i1_media, divsi3_i1_media): Fix clobber list.
2949 * config/sh/t-sh64 (LIB1ASMFUNCS): (_udivdi3, _divdi3, _umoddi3): Add.
2950 (_moddi3): Likewise.
2952 * lib1funcs.asm (ic_invalidate): Add data cache line writeback.
2954 * sh.h (FUNCTION_ARG_ADVANCE): Take SHCOMPACT_FORCE_ON_STACK
2955 arguments into account for stack_regs.
2957 2002-06-24 Matt Kraai <kraai@alumni.cmu.edu>
2959 * doc/extend.texi: Change `@dots{}' to `/* @r{@dots{}} */'
2962 2002-06-24 Art Haas <ahaas@neosoft.com>
2964 * doc/extend.texi (Other Builtins): Change `...' to `@dots{}'.
2965 * doc/tm.texi (Frame Layout): Likewise.
2967 2002-06-20 Steve Ellcey <sje@cup.hp.com>
2969 * gcc/config.gcc (ia64*-*-hpux*): Set use_collect2 to no.
2970 Set float_format to i128.
2972 2002-06-24 David S. Miller <davem@redhat.com>
2974 * config/sparc/sparc.c (INIT_TARGET_OPTABS): If ARCH64, set the
2975 32-bit ABI libfuncs to NULL.
2977 * config/sparc/sparc.md: Use define_insn_and_split. Use braced
2978 strings instead of quoted strings for code blocks.
2980 * expmed.c (expand_divmod): Do not set optab1/optab2 to the shift
2981 optabs if op1 is const0_rtx.
2983 * Makefile.in (GTFILES): Add basic-block.h
2984 * basic-block.h (label_value_list, tail_recursion_label_list):
2987 2002-06-24 Neil Booth <neil@daikokuya.co.uk>
2989 * cpptrad.c (scan_out_logical_line): Check recursing only when
2990 we know we have a macro invocation in the function-like case.
2991 Only call _cpp_handle_directive if we know we have a good
2992 directive, or we want to reject a bad directive.
2994 2002-06-24 Alan Modra <amodra@bigpond.net.au>
2996 * doloop.c (doloop_valid_p): Correct comment.
2997 (doloop_modify_runtime <abs_inc != 1>): Simplify.
2998 (doloop_modify_runtime <do-while>): Don't emit code when NE.
3000 Thu Jun 20 00:26:53 2002 Denis Chertykov <denisc@overta.ru>
3002 * config.gcc: Add support for ip2k.
3004 2002-06-23 Jan Hubicka <jh@suse.cz>
3005 Jeff Law <law@redhat.com>
3007 * function.h (struct emit_status): Clarify potential contents
3008 of regno_reg_rtx array.
3009 * integrate.c (copy_rtx_and_substitute): Update comments. Make
3010 sure entry in regno_reg_rtx is a REG before checking REG_POINTER.
3012 * reg-stack.c (convert_regs_exit): Push the registers to stack in
3015 2002-06-22 Ulrich Weigand <uweigand@de.ibm.com>
3018 * function.c (assign_stack_temp_for_type): Do not return
3019 the same MEM rtx for multiple uses of a stack slot.
3021 2002-06-22 David S. Miller <davem@redhat.com>
3023 PR target/6841 target/6770 target/6719
3024 * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Return
3025 NO_REGS for constant X when CLASS is GENERAL_OR_FP_REGS or
3026 GENERAL_OR_EXTRA_FP_REGS.
3028 2002-06-22 Neil Booth <neil@daikokuya.co.uk>
3030 * cpptrad.c (struct fun_macro): Add line number.
3031 (scan_out_logical_line): Set it, and use it to report unterminated
3034 2002-06-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3036 * genautomata.c (copy_node, VLA_PTR_CREATE, VLA_PTR_EXPAND,
3037 VLA_PTR_ADD, VLA_HWINT_CREATE, VLA_HWINT_EXPAND, VLA_HWINT_ADD,
3038 DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL, DECL_PRESENCE,
3039 DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV, REGEXP_UNIT,
3040 REGEXP_RESERV, REGEXP_SEQUENCE, REGEXP_REPEAT, REGEXP_ALLOF,
3041 REGEXP_ONEOF, check_name): Const-ify.
3043 2002-06-21 Matt Thomas <matt@3am-software.com>
3045 * config/vax/vax.c (vax_output_function_prologue): Use
3046 REGISTER_PREFIX. Fix some indentation.
3047 * config/vax/vax.h (FUNCTION_PROFILER): Use reg_names[].
3048 (VAX_ISTREAM_SYNC): Define.
3049 (INITIALIZE_TRAMPOLINE): Use VAX_ISTREAM_SYNC. Move the
3050 i-stream sync to the end.
3051 (REGISTER_PREFIX): Define as "".
3052 (ASM_OUTPUT_MI_THUNK): Use REGISTER_PREFIX.
3054 2002-06-21 Jason Thorpe <thorpej@wasabisystems.com>
3056 * config.gcc (ns32k-*-netbsd*): Remove from list of obsolete
3059 2002-06-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3061 * tree.c (tree_node_kind, tree_node_counts, tree_node_sizes,
3062 tree_node_kind_names): Wrap in GATHER_STATISTICS macro.
3064 2002-06-21 Matt Thomas <matt@3am-software.com>
3066 * config/vax/netbsd.h: Adjust a comment.
3067 (TARGET_DEFAULT): Redefine as 0.
3069 2002-06-21 Richard Henderson <rth@redhat.com>
3071 * bb-reorder.c (make_reorder_chain_1): Search harder for the
3072 vax casesi fallthru edge.
3073 * cfglayout.c (cleanup_unconditional_jumps): Use
3074 redirect_edge_succ_nodup. Do not delete ADDR_VEC insns as dead.
3075 * cfgrtl.c (force_nonfallthru_and_redirect): Place redirection
3076 block after ADDR_VEC.
3078 2002-06-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3080 * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtfastmath.o.
3082 2002-06-21 Neil Booth <neil@daikokuya.co.uk>
3084 * cpperror.c (cpp_error): For traditional CPP, default to
3085 diagnostics on pfile->line.
3086 * cpplib.c (prepare_directive_trad): Set line number for
3087 diagnostics for #define too.
3088 * cpptrad.c (skip_whitespace): Skip comments properly.
3089 (_cpp_expansions_different_trad): Initialize quote2.
3091 2002-06-21 Hans-Peter Nilsson <hp@bitrange.com>
3093 * config/mmix/mmix.md: Change GNU CC to GCC in file header comment.
3094 * config/mmix/mmix.h: Ditto.
3095 * config/mmix/mmix-protos.h: Ditto.
3096 * config/mmix/mmix.c: Ditto. Fix typo in comment.
3097 * config/mmix/mmix-modes.def: Change GNU CC to GCC in file header
3098 comment. Comment extra CC modes.
3100 2002-06-20 Jan Hubicka <jh@suse.cz>
3102 * cfglayout.c (scope_to_insns_initialize): Call set_block_levels.
3103 (scope_to_insns_finalize): Do not call set_block_levels; handle
3105 (choose_inner_scope): New.
3106 * rtl.h (choose_inner_scope): Declare.
3108 2002-06-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
3110 * pa-protos.h (pa_asm_output_mi_thunk): Change third argument to
3112 * pa.c (pa_asm_output_mi_thunk): Likewise.
3113 (n_deferred_plabels): Change type to size_t.
3114 (output_deferred_plabels, output_call): Use size_t instead of int.
3116 2002-06-20 Richard Henderson <rth@redhat.com>
3119 * config/m68k/m68k.md (zero_extendsidi2): Create expander; duplicate
3120 pattern and adjust constraints for coldfire.
3122 2002-06-20 Richard Henderson <rth@redhat.com>
3124 * explow.c (probe_stack_range): Use gen_rtx_fmt_ee.
3126 2002-06-20 Chris Demetriou <cgd@broadcom.com>
3128 * config.gcc (mipsisa64-*-elf*, mipsisa64el-*-elf*): New targets.
3130 2002-06-20 Chris Demetriou <cgd@broadcom.com>
3132 * config/mips/mips.h (ISA_HAS_FP4): Fix comment to reflect use.
3134 2002-06-20 Stan Shebs <shebs@apple.com>
3136 * dominance.c: Include errors.h instead of error.h.
3138 2002-06-20 Neil Booth <neil@daikokuya.co.uk>
3140 * cppexp.c (cpp_interpret_integer): Don't force traditional
3141 numbers to be unsigned.
3142 * cpplib.c (prepare_directive_trad): Set line number for
3144 * cpptrad.c (scan_out_logical_line): Continue scanning out
3146 * gcc.c (trad_capable_cpp): Use cc1 always.
3148 2002-06-20 Jeffrey Law <law@redhat.com>
3150 * i386.h (TARGET_DEFAULT): Do not turn on frame pointer
3151 elimination in leaf functions by default yet.
3153 2002-06-20 Richard Sandiford <rsandifo@redhat.com>
3155 * combine.c (make_extraction): Reapply to the argument of an ASHIFT.
3157 2002-06-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3159 * config/sparc/t-crtfm (crtfastmath.o): Prefix with $(T) for
3161 * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Add crtfastmath.o.
3162 Fixes PR other/6836.
3164 Thu Jun 20 19:42:21 CEST 2002 Jan Hubicka <jh@suse.cz>
3165 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
3167 Mon Jun 10 20:42:34 CEST 2002 Jan Hubicka <jh@suse.cz>
3169 * basic-block.h: Do not include et-forest.h
3170 (dominance_info): Declare as struct dominance-info.
3171 * cfglayout.c (cleanup_unconditional_jumps): Remove the edge before
3173 * dominance.c (struct dominance_info): Define.
3174 (BB_NODE, SET_BB_NODE): New macros.
3175 (bb_hash_func, bb_eq_func): Kill.
3176 (calculate_dominace_info, free_dominacne_info, set_immediate_dominator,
3177 nearest_common_dominator, dominated_by_p, recount_dominator,
3178 add_to_dominance_info, delete_from_dominance_info): update for new
3180 (get_dominated_by, redirect_immediate_dominators): Rewrite using
3182 * ifcvt.c (process_double_test_block, merge_if_block, find_cond_trap,
3183 find_if_case_1, find_if_case_2): Remove killed blocks from dominance
3186 * et-forest.h: Update copyright; revamp all function to operate on
3188 (et_forest_value): Kill.
3189 (et_forest_enumerate_sons, et_forest_node_value): New.
3190 * et-forest.c: Update copyright.
3191 * et-forest.h: Update copyright; revamp all function to operate on
3193 (et_forest_value): Kill.
3194 (et_forest_enumerate_sons, et_forest_node_value): New.
3196 Thu Jun 6 22:43:43 CEST 2002 Jan Hubicka <jh@suse.cz>
3198 * basic-block.h: Inlude et-forest.h
3199 (basic_block_def): Kill dominator.
3200 (dominance_info): New type.
3201 (loops): Use dominace_info.
3202 (dominace handling functions): Take dominace_info as argument
3204 (create_preheader): Likewise.
3205 * cfg.c (entry_exit_blocks): Kill dominator.
3206 (dump_flow_info): Do not dump dominators.
3207 * cfglayout.c (cleanup_unconditonal_jumps): Delete deleted block from
3209 * cfgloop.c (flow_pre_header_find): Use dominacne_info.
3210 (flow_loops_pre_header_scan, make_forwarder_block,
3211 canonicale_loop_headers, flow_loops_find): Likewise.
3212 * dominance.c: Include error.h
3213 (idoms_to_doms): Kill.
3214 (bb_hash_func, bb_eq_func): New static functions.
3215 (debug_dominace_info): New global function.
3216 (calculate_dominance_info): Use new et forest structure.
3217 (free_dominace_info, get_immediate_dominator, set_immediate_dominator,
3218 get_dominated_by, redirect_immediate_dominators,
3219 nearest_common_dominator, dominated_by_p, verify_dominators,
3220 recount_dominator, iterate_fix_dominators, add_to_dominace_info,
3221 delete_from_dominance_info): New global functions.
3222 * gcse.c (domnators): CHange to dominance_info.
3223 (alloc_hoist_mem): Do not alloc dominators
3224 (free_code_hoist_mem): Use free_dominance_info.
3225 (compute_code_hoist_data): Use dominance_info.
3226 (hoist_code): Likewise.
3227 * ifcvt.c (post_dominators): Likewise.
3228 (find_if_case_2, if_convert): Likewise.
3229 * predict.c (process_note_predictions, process_note_prediction,
3230 estimate-probability): Likewise.
3231 * sched-rgn.c (find_rgns, init_regions): Likewise.
3232 * ssa-dce.c (find_all_control_dependences, fint_control_depemndence,
3233 find_pdom, delete_insn_bb, ssa_eliminate_dead_code): Likewise.
3234 * ssa.c (compute_dominance_frontiers_1, rename_block, rename_registers,
3235 find_evaluations, convert_to_ssa): Likewise.
3236 * ssa.h (compute_dominance_frontiers): Likewise.
3238 Thu Jun 6 22:57:34 CEST 2002 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
3240 * Makefile.in (et-forest.c): Add.
3241 * et-forest.c: New file.
3242 * at-forest.h: New file.
3244 2002-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3246 * c-decl.c (c_decode_option): Use ARRAY_SIZE in lieu of explicit
3247 array size calculation.
3248 * gengtype.c (NUM_BASE_FILES, create_file, write_gc_root):
3251 * diagnostic.c (diagnostic_kind_text): Const-ify.
3252 * gengtype.c (lang_names): Likewise.
3254 Thu Jun 20 17:25:29 CEST 2002 JAn HUbicka <jh@suse.cz>
3256 * combine.c (subst): Be prepared for simplify_subreg to return VOIDmode.
3258 2002-06-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3260 * config/sol2.h: New file.
3261 * config.gcc (i?86-*-solaris2*): Include it before i386/sol2.h.
3262 (sparc64-wrs-vxworks*): Include it before sparc/sol2.h.
3263 (sparc-*-chorusos*): Likewise.
3264 (sparc-*-elf*): Likewise.
3265 (sparc-*-rtems*, sparc-*-rtemself*): Likewise.
3266 (sparc64-*-solaris2*, sparcv9-*-solaris2*): Likewise.
3267 (sparc-hal-solaris2*): Likewise.
3268 (sparc-*-solaris2*): Likewise.
3269 (sparclite-*-elf*): Likewise.
3270 (sparc86x-*-elf*): Likewise.
3271 (sparc64-*-elf*): Likewise.
3273 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Moved to
3275 (ASM_SPEC): Override config/sol2.h version for now.
3276 Removed obsolete GAS_REJECTS_MINUS_S variant.
3277 (WINT_TYPE, WINT_TYPE_SIZE): Moved to config/sol2.h.
3278 (HANDLE_PRAGMA_REDEFINE_EXTNAME): Likewise.
3279 (TARGET_OS_CPP_BUILTINS): Likewise.
3281 (CPP_SPEC): Simplified using new CPP_SUBTARGET_SPEC.
3282 (LIB_SPEC, ENDFILE_SPEC, STARTFILE_SPEC, LINK_SPEC): Moved to
3284 (SWITCH_TAKES_ARG, STDC_0_IN_SYSTEM_HEADERS): Likewise.
3285 (ASM_CPU_SPEC): Define.
3286 (SUBTARGET_EXTRA_SPECS): Define.
3288 * config/sparc/sol2-bi.h (LONG_DOUBLE_TYPE_SIZE): Removed, already
3289 in config/sparc/sol2.h.
3290 (ASM_SPEC): Moved to config/sol2.h.
3291 (CPP_CPU_SPEC): Simplified.
3292 (STARTFILE_SPEC32): Likewise, renamed to STARTFILE_ARCH32_SPEC for
3294 (STARTFILE_SPEC64): Renamed to STARTFILE_ARCH64_SPEC.
3295 (STARTFILE_ARCH_SPEC): Use new names STARTFILE_ARCH32_SPEC,
3296 STARTFILE_ARCH64_SPEC.
3297 (STARTFILE_SPEC): Moved to config/sol2.h
3298 (SUBTARGET_EXTRA_SPECS): Add startfile_arch.
3299 (LINK_ARCH32_SPEC): Moved to config/sol2.h.
3300 (LINK_ARCH64_SPEC): Simplified.
3301 (LINK_ARCH_SPEC): Redefined config/sol2.h version for 64-bit support.
3302 (LINK_SPEC): Moved to config/sol2.h
3304 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Moved to
3306 Use BITS_PER_WORD for size.
3307 (WINT_TYPE, WINT_TYPE_SIZE): Likewise.
3308 (HANDLE_PRAGMA_REDEFINE_EXTNAME): Likewise.
3309 (CPP_PREDEFINES): Removed OS-specific part handled by
3310 TARGET_OS_CPP_BUILTINS.
3311 (CPP_SUBTARGET_SPEC): Moved to config/sol2.h.
3312 (CPLUSPLUS_CPP_SPEC): Removed, handled by TARGET_OS_CPP_BUILTINS.
3313 (ASM_SPEC): Moved to config/sol2.h.
3314 (PREFERRED_DEBUGGING_TYPE): Likewise.
3315 (STARTFILE_SPEC, LIB_SPEC, LINK_SPEC): Likewise.
3316 (SWITCH_TAKES_ARG, STDC_0_IN_SYSTEM_HEADERS): Likewise.
3317 (TARGET_DEFAULT): Reordered to match config/sparc/sol2-bi.h version.
3318 (TRANSFER_FROM_TRAMPOLINE): Moved to config/sol2.h
3320 * config.gcc (i?86-*-solaris2*): Removed obsolete gas support.
3321 * config/i386/sol2gas.h: Removed.
3323 Thu Jun 20 12:14:01 CEST 2002 Jan Hubicka <jh@suse.cz>
3325 * i386.md (xorqi_1_slp, xorqi_2_slp): New patterns.
3327 2002-06-16 Aldy Hernandez <aldyh@redhat.com>
3329 * gcc.c-torture/execute/simd-1.c: New.
3331 * gcc.dg/simd-1.c: New.
3333 * doc/extend.texi (Vector Extensions): Document that we can
3334 specify simd types not specifically supported by the hardware.
3335 Document that simd types can be used as function arguments.
3336 Document that signness does make a difference in SIMD types.
3337 Misc cleanups and revisions to the vector extensions section.
3339 * simplify-rtx.c (simplify_subreg): Simplify subregs of vector
3342 * expr.c (vector_mode_valid_p): New.
3344 * expr.h: Add vector_mode_valid_p.
3346 * defaults.h (VECTOR_MODE_SUPPORTED_P): Set default.
3348 * c-common.c (type_for_mode): Always build vector nodes regardless
3349 of VECTOR_MODE_SUPPORTED_P.
3350 (handle_mode_attribute): Error if we can't emulate a nonexisting
3352 (handle_vector_size_attribute): Same.
3354 * optabs.c (expand_binop): Open-code vector operations.
3355 (expand_unop): Open-code vector unops.
3356 (expand_vector_binop): New.
3357 (expand_vector_unop): New.
3359 * c-typeck.c (build_binary_op): Allow vectors in binops.
3360 Allow vectors in conditional operatiors.
3361 (build_unary_op): Allow vectors in unary minus.
3363 * config/rs6000/rs6000.h (ALTIVEC_VECTOR_MODE): Conditionalize on
3366 2002-05-20 Richard Henderson <rth@redhat.com>
3368 * c-common.c (c_common_get_alias_set): Correctly handle characters.
3369 Rearrange order of expressions; don't handle vectors here.
3370 * alias.c (get_alias_set): Let vectors match their components.
3372 2002-06-19 Chris Demetriou <cgd@broadcom.com>
3374 * config/mips/mips.c (mips_emit_prefetch): Use hints which
3375 match desired locality.
3377 2002-06-19 Dhananjay R. Deshpande <dhananjayd@kpit.com>
3379 * config/h8300/h8300.c (TARGET_INSERT_ATTRIBUTES): Define.
3380 (h8300_insert_attributes): New.
3382 2002-06-19 Akim Demaille <akim@epita.fr>
3384 * c-parse.in (initelt: identifier ':' initval): Add an empty
3385 action to fix a type clash.
3386 (aliasdecl, classdef): Add the missing closing `;'.
3388 * gengtype-yacc.y (typedef_struct): Add an empty action to preevnt
3389 $$ = $1 type clashes.
3391 2002-06-19 Eric Christopher <echristo@redhat.com>
3393 * config/mips/mips.c (symbol_operand): New function.
3394 (mips_emit_prefetch): Ditto.
3395 * config/mips/mips-protos.h: Define.
3396 * config/mips/mips.h (ISA_HAS_PREFETCH): Define.
3397 (CONSTANT_ADDRESS_P): Adjust, use TARGET_GAS.
3398 (LEGITIMIZE_ADDRESS): Ditto.
3399 * config/mips/mips.md (prefetch, prefetch_si_address,
3400 prefetch_si, prefetch_di_address, prefetch_di): New patterns.
3402 2002-06-19 Eric Christopher <echristo@redhat.com>
3404 * config/fp-bit.h: Add unordered defines for gofast.
3406 2002-06-19 Vladimir Makarov <vmakarov@redhat.com>
3408 * genautomata.c (DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON,
3409 DECL_EXCL, DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV,
3410 DECL_INSN_RESERV, REGEXP_UNIT, REGEXP_RESERV, REGEXP_SEQUENCE,
3411 REGEXP_REPEAT, REGEXP_ALLOF, REGEXP_ONEOF): New macros with
3412 checking and without it.
3413 (decl_name, decl_mode_check_failed, regexp_name,
3414 regexp_mode_check_failed): New functions.
3415 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
3416 gen_presence_set, gen_absence_set, gen_automaton,
3417 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
3418 gen_regexp_sequence, gen_reserv, gen_insn_reserv,
3419 automaton_decl_hash, automaton_decl_eq_p): Use the macros.
3420 (find_automaton_decl): Ditto. Set up mode of work_automaton_decl.
3421 (insn_decl_hash, insn_decl_hash, insn_decl_eq_p): Use the macros.
3422 (find_insn_decl): Ditto. Set up mode of work_insn_decl.
3423 (decl_hash, decl_eq_p): Use the macros.
3424 (find_decl): Ditto. Set up mode of work_decl.
3425 (process_excls, process_presence_absence, process_decls,
3426 check_automaton_usage, process_regexp, process_regexp_decls,
3427 check_usage, loop_in_regexp, check_loops_in_regexps,
3428 process_regexp_cycles, add_advance_cycle_insn_decl,
3429 initiate_states, initiate_excl_sets,
3430 initiate_presence_absence_sets, copy_insn_regexp, transform_1,
3431 transform_2): Use the macros.
3432 (transform_3): Ditto. Check mode before making transformations of
3434 (regexp_transform_func, transform_insn_regexps,
3435 process_unit_to_form_the_same_automaton_unit_lists,
3436 form_the_same_automaton_unit_lists_from_regexp,
3437 form_the_same_automaton_unit_lists,
3438 process_seq_for_forming_states, process_alts_for_forming_states,
3439 create_alt_states, form_ainsn_with_same_reservs, make_automaton,
3440 form_arcs_marked_by_insn, NDFA_to_DFA, set_new_cycle_flags,
3441 estimate_one_automaton_bound, compare_max_occ_cycle_nums,
3442 units_to_automata_heuristic_distr, create_ainsns,
3443 units_to_automata_distr, create_automata): Use the macros.
3444 (form_regexp): Ditto. Fix typo in access to fields of ALLOF.
3445 (longest_path_length, min_issue_delay_pass_states,
3446 output_dead_lock_vect, output_tables, output_insn_code_cases,
3447 output_internal_insn_latency_func, output_print_reservation_func,
3448 output_description, output_automaton_units, generate): Use the
3450 (make_insn_alts_attr): Ditto. Check case when there are not
3451 alternatives in the reservation.
3452 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr,
3453 make_bypass_attr, form_important_insn_automata_lists,
3454 expand_automata): Use the macros.
3456 2002-06-20 Tim Josling <tej@melbpc.org.au>
3458 * Makefile.in: Clean up code to check for misspecified languages
3459 in enable-languages.
3461 2002-06-19 Andrew Pinski <pinskia@physics.uc.edu>
3463 * cpptrad.c (_cpp_replacement_text_len): initialize len.
3465 2002-06-19 Jason Merrill <jason@redhat.com>
3467 * Makefile.in (unstrap, restrap): New targets.
3468 (bootstrap): Mention restrap.
3470 2002-06-19 Matt Kraai <kraai@alumni.cmu.edu>
3472 * except.c (ehl_free): Remove.
3474 * doc/tm.texi (TARGET_CPU_CPP_BUILTINS): Correct misnamings of
3475 builtin_define and builtin_define_std.
3477 2002-06-19 Ian Dall <ian@sibyl.beware.dropbear.id.au>
3479 * config/ns32k/ns32k.md: Give "*xxx" names to all unnamed insn's.
3480 (sCOND): Restrict operand class so that gcc knows how to reload them.
3481 (bitfield_set): Merge two unnamed insn's using alternatives.
3482 (call_value): Remove constraint on unused uperand.
3483 (udivmodhi4, udivmodsi4, udivmoddihi4_internal): Remove.
3484 (udivmoddiqi4_internal, udivmoddihi4, udivmoddiqi4): Remove.
3486 * longlong.h (count_trailing_zeros): Escape newline and beautify.
3488 2002-06-19 Mark Mitchell <mark@codesourcery.com>
3490 * Makefile.in (QMTEST_DIR): Simplify definition.
3492 2002-06-19 Nick Clifton <nickc@cambridge.redhat.com>
3494 * config/d30v/d30v.h (CUMULATIVE_ARGS): Replace typedef with
3497 2002-06-19 Neil Booth <neil@daikokuya.co.uk>
3499 * cpphash.h (struct cpp_reader): Make date and time strings.
3500 (_cpp_builtin_macro_text, _cpp_copy_replacement_text,
3501 _cpp_replacement_text_len): New.
3502 * cppinit.c (cpp_create_reader): Update.
3503 (init_builtins): Register appropriate builtins for -traditional-cpp.
3504 * cppmacro.c (new_number_token): Remove.
3505 (_cpp_builtin_macro_text): New.
3506 (builtin_macro): Use it.
3507 (cpp_macro_definition): Update to handle traditional macros.
3508 * cppmain.c (cb_line_change): Don't do column positioning for
3510 * cpptrad.c (enum ls): Rename ls_fun_macro to ls_fun_open. New
3512 (skip_whitespace): Fix.
3513 (maybe_start_funlike): Don't set state.parsing_args.
3514 (scan_out_logical_line): Remove duplicate error. Use lex_state
3515 rather than state.parsing_args.
3516 (push_replacement_text): Handle builtins.
3517 (_cpp_replacement_text_len, _cpp_copy_replacement_text): New.
3519 2002-06-18 Hans-Peter Nilsson <hp@axis.com>
3520 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3522 * config/fp-bit.c (_fpmul_parts, _fpdiv_parts): Mark with
3523 attribute __always_inline__.
3525 2002-06-18 Bob Wilson <bob.wilson@acm.org>
3527 * config/xtensa/xtensa.h (FUNCTION_PROFILER): Respect flag_pic
3528 when generating the call to _mcount.
3529 (NO_PROFILE_COUNTERS): Define.
3531 2002-06-18 Richard Henderson <rth@redhat.com>
3533 * print-rtl.c (print_rtx): Adjust NOTE argument numbers for
3536 Tue Jun 18 20:53:32 2002 J"orn Rennecke <joern.rennecke@superh.com>
3538 * t-sh (MULTILIB_EXCEPTIONS): Set to ml.
3539 config/sh/t-linux (MULTILIB_EXCEPTIONS): Clear.
3540 * config/sh/t-netbsd (MULTILIB_EXCEPTIONS): Likewise.
3541 * config/sh/t-sh64 (MULTILIB_EXCEPTIONS): Likewise.
3543 * sh-protos.h (sh_pr_interrupt): Declare.
3544 * sh.c (sh_pr_interrupt): New function.
3545 (print_operand, calc_live_regs, sh_expand_prologue): Use it.
3546 (sh_hard_regno_rename_ok): Likewise.
3547 * sh.h (NORMAL_MODE): FP_MODE_NONE for interupt handlers.
3549 2002-06-18 Vladimir Makarov <vmakarov@redhat.com>
3551 * rtl.def (DEFINE_AUTOMATON): Add description of new options
3552 `time' and `v'. Fix incorrect description of option `w'.
3554 * doc/md.texi: Ditto.
3556 * genautomata.c (TIME_OPTION, V_OPTION): New macros.
3557 (gen_automata_option): Process the new options.
3558 (transform_2, transform_3): Initialize some variables.
3559 (initiate_automaton_gen): Use the new macros.
3561 2002-06-18 Richard Sandiford <rsandifo@redhat.com>
3563 * config/mips/mips-protos.h (mips_initial_elimination_offset): Declare.
3564 (mips_set_return_address, mips_restore_gp): Declare.
3565 * config/mips/mips.h (struct mips_frame_info): Move to mips.c
3566 (current_frame_info): Remove.
3567 (INITIAL_ELIMINATION_OFFSET): Use mips_initial_elimination_offset.
3568 * config/mips/mips.c: Remove uses of current_frame_info.
3569 (struct mips_frame_info): Moved from mips.h. Remove 'insns_len'.
3570 (struct machine_function): Add 'frame' and 'insns_len'.
3571 (current_frame_info, zero_frame_info): Remove.
3572 (mips_restore_gp, mips_set_return_address): New.
3573 (mips_initial_elimination_offset): New.
3574 * config/mips/mips.md (exception_receiver): Use mips_restore_gp.
3575 (eh_return define_split): Use mips_set_return_address.
3577 2002-06-18 Neil Booth <neil@daikokuya.demon.co.uk>
3579 * cpplib.c (dtable): Update.
3580 (end_directive): Decrement expansion prevention count.
3581 Clear state.in_expression.
3582 (prepare_directive_trad): Set state.in_expression.
3583 Increment expansion prevention count.
3584 * cpptrad.c (enum ls): New.
3585 (_cpp_overlay_buffer): Set overlaid_buffer.
3586 (_cpp_remove_overlay): Use overlaid_buffer.
3587 (_cpp_read_logcial_line_trad): Update buffer when it might
3589 (scan_out_logical_line): Handle state transitions for assertions
3590 and defined() in #if, and for funlike invocations including the
3591 directive case. Handle '<' and '>' as a quote mechanism in
3592 #include. Warn about unterminated macro invocations.
3593 * cpphash.h (struct lexer_state): New member in_expression.
3594 (struct cpp_reader): New member overlaid buffer.
3596 2002-06-18 Hans-Peter Nilsson <hp@axis.com>
3598 * config/cris/arit.c (do_31div, __Udiv, __Umod): Mark prototype
3601 2002-06-18 Alan Modra <amodra@bigpond.net.au>
3603 * config/ia64/ia64.md (doloop_end_internal): Correct rtl.
3605 * doloop.c (doloop_optimize): Extract pattern from insn.
3607 2002-06-17 Matt Kraai <kraai@alumni.cmu.edu>
3609 * doc/extend.texi (Function Attributes): Remove `,...' from @var.
3611 2002-06-17 Jeff Law <law@redhat.com>
3613 * libgcc2.c: Do not include symcat.h or machmode.h.
3615 2002-06-17 Richard Henderson <rth@redhat.com>
3618 * expmed.c (make_tree): Handle SIGN_EXTEND/ZERO_EXTEND.
3620 2002-06-17 Tom Tromey <tromey@redhat.com>
3622 * dwarfout.c: Include function.h.
3624 2002-06-17 Andreas Schwab <schwab@suse.de>
3626 * print-rtl.c (print_rtx): Print space before vector, not after.
3627 (debug_rtx): Clear sawclose before printing.
3628 (debug_rtx_list): Print newline after each list element.
3629 (debug_rtx_range): Likewise.
3631 2002-06-17 Richard Henderson <rth@redhat.com>
3633 * function.h (struct function) [funcdef_no]: Rename profile_label_no.
3634 (current_function_funcdef_no): Similarly.
3635 * function.c (funcdef_no): Similarly.
3636 (prepare_function_start): Set current_function_funcdef_no.
3637 (expand_function_start): Don't set current_function_profile_label_no.
3638 * dwarf2out.h (current_funcdef_number): Remove.
3639 * dwarf2out.c (current_funcdef_number): Remove. Replace with
3640 current_function_funcdef_no throughout.
3641 * dwarfout.c, vmsdbgout.c: Similarly.
3642 * except.c (sjlj_funcdef_number): Remove.
3643 (sjlj_emit_function_enter): Use current_function_funcdef_no instead.
3644 (output_function_exception_table): Likewise.
3645 * final.c (profile_function): Use current_function_funcdef_no
3646 instead of current_function_profile_label_no.
3648 2002-06-17 Vladimir Makarov <vmakarov@redhat.com>
3650 * sched-ebb.c (init_ready_list): Check INSN_P first.
3652 Mon Jun 17 17:26:15 2002 J"orn Rennecke <joern.rennecke@superh.com>
3654 * sh.md (divsi3): Update way how to find insns in a sequence.
3656 * reload1.c (merge_assigned_reloads): Don't change reloads
3657 other than RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_INPADDR_ADDRESS
3658 to RELOAD_OTHER when there are conflicting input reloads.
3660 2002-06-17 Richard Earnshaw (rearnsha@arm.com)
3662 * function.c (epilogue_done): Correctly build a sequence of insns for
3665 2002-06-17 Nick Clifton <nickc@cambridge.redhat.com>
3667 * config/fr30/fr30.h (CUMULATIVE_ARGS): Replace typedef with
3670 * config/m32r/m32r.md: Replace gen_sequence with get_insns.
3672 2002-06-16 Richard Henderson <rth@redhat.com>
3674 * config/i386/i386.h (BIGGEST_FIELD_ALIGNMENT): Define instead
3675 of ADJUST_FIELD_ALIGN if IN_TARGET_LIBS.
3677 2002-06-16 Richard Henderson <rth@redhat.com>
3680 * regclass.c (globalize_reg): Update regs_invalidated_by_call.
3682 2002-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
3684 * config.gcc: Add i386/sysv4-cpp.h; remove i386-aout.h from vxworks.
3685 * config/i386/i386-aout.h, config/i386/i386elf.h,
3686 config/i386/sysv4.h: Remove CPP_PREDEFINES.
3687 * config/i386/linux64.h, config/i386/i386elf.h, config/i386/mach.h,
3688 config/i386/netware.h, config/i386/rtemself.h, config/i386/sco5.h,
3689 config/i386/sol2.h, config/i386/vsta.h, config/i386/vxi386.h,
3690 config/i386/win32.h: Use TARGET_OS_CPP_BUILTINS rather than
3691 CPP_PREDEFINES and part of CPP_SPEC.
3692 * config/i386/sysv4-cpp.h: New.
3694 2002-06-16 Richard Henderson <rth@redhat.com>
3697 * dwarf2out.c (modified_type_die): Don't assign the qualified die
3698 to the unqualified type.
3700 Sun Jun 16 22:16:10 CEST 2002 Jan Hubicka <jh@suse.cz>
3702 * i386-protos.h (x86_field_alignment): Declare.
3703 * i386.c (x86_field_alignment): Define.
3704 * i386.h (ADJUST_FIELD_ALIGNMENT): New.
3705 (BIGGEST_FIELD_ALIGNMENT): Kill.
3707 2002-06-16 Richard Henderson <rth@redhat.com>
3709 * vax.md (casesi): Use emit_jump_insn. Tidy expander pattern.
3711 2002-06-16 Richard Henderson <rth@redhat.com>
3713 * c-common.c (flag_ms_extensions): Move from c++ front end.
3714 * c-common.h (flag_ms_extensions): Declare.
3715 * c-decl.c (c_decode_option): Add -fms-extensions.
3716 (grokfield): Don't accept anonymous structures in ISO C mode;
3717 accept only unnamed anonymous structures in GNU C mode; accept
3718 Plan 9 extensions in MS mode.
3719 * c-parse.in (SAVE_EXT_FLAGS, RESTORE_EXT_FLAGS): Rename from
3720 SAVE/RESTORE_WARN_FLAGS; add flag_iso frobbing; update all callers.
3721 (extension): Clear flag_iso.
3722 * doc/invoke.texi (C Dialect Options): Add -fms-extensions.
3724 2002-06-16 Hans-Peter Nilsson <hp@axis.com>
3727 * reorg.c (make_return_insns) [DELAY_SLOTS_FOR_EPILOGUE]: Exit
3728 early if current_function_epilogue_delay_list is non-empty.
3729 * config/cris/cris.md ("return"): Add sanity check asserting that
3730 current_function_epilogue_delay_list is empty.
3732 2002-06-16 Jeff Law <law@redhat.com>
3734 * emit-rtl.c (gen_rtx_REG): Temporarily turn off automatic
3735 sharing of hard registers.
3737 * toplev.c (rest_of_compilation): Remove redundant conditional.
3739 * toplev.c (rest_of_compilation): Perform a simpler, less costly
3740 cleanup of the CFG when not optimizing.
3742 2002-06-16 Alan Modra <amodra@bigpond.net.au>
3744 * gcc.c (main): Correct startfile_prefix_spec check.
3746 2002-06-12 Geoffrey Keating <geoffk@redhat.com>
3748 * config.gcc: Revert rth's patch of 2002-05-18. Instead,
3749 include both darwin.o and rs6000-c.o.
3751 2002-06-15 Roger Sayle <roger@eyesopen.com>
3753 * expr.c (compare_from_rtx): Call simplify_relational_operation
3754 on all comparisons, not just those between integer constants,
3755 with the correct (possibly unsigned) comparison code.
3756 (do_compare_rtx_and_jump): Likewise.
3758 2002-06-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
3760 * Makefile.in (tm_defines): New configuration variable.
3761 (cs-config.h, cs-hconfig.h, cs-tconfig.h): Rename DEFINES to XM_DEFINES.
3762 Pass tm_defines in TM_DEFINES.
3763 (cs-tm_p.h): Rename DEFINES to XM_DEFINES. Pass TM_DEFINES.
3764 * config.gcc (tm_defines): New configuration variable.
3765 (hppa*-*-* | parisc*-*-*): Use tm_defines instead of pa-700.h and
3766 pa-7100.h headers. Change hppa1* scheduling default to 7100LC.
3767 * configure.in: Substitute tm_defines.
3768 * configure: Rebuilt.
3769 * mkconfig.sh: Rename DEFINES to XM_DEFINES. Output TM_DEFINES.
3770 * doc/install.texi: Update.
3771 * pa/pa-700.h: Delete file.
3772 * pa/pa-7100.h: Delete file.
3774 2002-06-15 Roger Sayle <roger@eyesopen.com>
3776 * fold-const.c (comparison_to_compcode): New function to convert
3777 an comparison TREE CODE into a bit-based representation.
3778 (compcode_to_comparison): New function to convert from this bit
3779 based representation back to a comparison TREE CODE.
3780 (fold_truthop): Simplify (x<y) && (x==y) and related composite
3783 2002-06-15 Aldy Hernandez <aldyh@redhat.com>
3785 * tm.texi (MEMBER_TYPE_FORCES_BLK): Document MODE argument.
3787 * stor-layout.c (compute_record_mode): Remove check for
3788 FUNCTION_ARG_REG_LITTLE_ENDIAN and VOIDmode when checking for
3789 MEMBER_TYPE_FORCES_BLK. Pass new mode field to
3790 MEMBER_TYPE_FORCES_BLK.
3792 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Same.
3794 * config/c4x/c4x.h (MEMBER_TYPE_FORCES_BLK): Same.
3796 2002-06-14 Jeff Sturm <jsturm@one-point.com>
3798 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS): Add SPARC_STACK_BIAS.
3800 2002-06-14 Steve Ellcey <sje@cup.hp.com>
3802 * configure.in (USE_UNWIND_EXCEPTIONS): Add support to set
3803 USE_UNWIND_EXCEPTIONS if --enable-libunwind-exceptions is set.
3804 * configure, config.in: Regenerate.
3806 2002-06-14 Eric Botcazou <ebotcazou@multimania.com>
3808 * loop.c (check_final_value): Use v->always_executed
3809 instead of v->always_computable.
3810 * unroll.c (final_giv_value): Don't calculate the final
3811 value as a function of the biv if the giv is not computed
3812 for every loop iteration.
3814 2002-06-14 Eric Botcazou <ebotcazou@multimania.com>
3816 * loop.c (for_each_insn_in_loop): Fix formatting and comments.
3818 2002-06-14 Eric Botcazou <ebotcazou@multimania.com>
3821 * convert.c (convert_to_integer) [LSHIFT_EXPR]: Don't pass
3822 the truncation down when the target type is signed.
3823 [trunc1]: Use unsigned arithmetic for LSHIFT_EXPR.
3824 * fold-const.c (extract_muldiv) [NOP_EXPR]: Don't pass through
3825 the conversion if the target type is a smaller type.
3827 2002-06-14 Richard Henderson <rth@redhat.com>
3829 * fold-const.c (fold) [compare ops]: Move X>=C / X<C transfomation
3830 earlier. Re-factor comparisons vs extrema.
3832 2002-06-14 Richard Henderson <rth@redhat.com>
3834 * config/alpha/alpha.md (builtin_zapnot): Fix op2 mode.
3836 2002-06-14 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3838 * rtl.h (SCHED_GROUP_P): Disallow CODE_LABEL, BARRIER and NOTE.
3839 * sched-deps.c (add_dependence): Likewise.
3840 (group_leader): Likewise.
3841 * sched-rgn.c (init_ready_list): Likewise.
3842 * doc/rtl.texi: Adjust accordingly.
3844 2002-06-13 Jeffrey Law <law@redhat.com>
3846 * gcse.c (delete_null_pointer_checks_1): Inform caller if any
3847 null pointer checks were eliminated. Update prototype.
3848 (delete_null_pointer_checks): Similarly.
3849 * rtl.h (delete_null_pointer_checks): Update prototype.
3850 * toplev.c (rest_of_compilation): Only run cleanup_cfg if
3851 delete_null_pointer_checks deletes one or more null
3852 pointer checks. Do not run cleanup_cfg before gcse, the
3853 CFG is accurate and optimized at that point..
3855 * rs6000.c (rs6000_frame_related): Avoid unwanted sharing
3858 2002-06-14 Ulrich Weigand <uweigand@de.ibm.com>
3860 * Makefile.in (libgcc.mk): Depend on specs.
3862 Fri Jun 14 12:15:11 2002 J"orn Rennecke <joern.rennecke@superh.com>
3864 * sh.md (mulsi3): Update way how to find insns in a sequence.
3866 Fri Jun 14 12:04:02 2002 Dhananjay R. Deshpande <dhananjayd@kpit.com>
3868 * sh.h: Define HARD_REGNO_RENAME_OK
3869 * sh.c: sh_hard_regno_rename_ok: New. If current function has
3870 interrupt_handler attribute, only registers saved on stack are OK.
3871 * sh-protos.h: Declare sh_hard_regno_rename_ok.
3873 2002-06-14 Kaz Kojima <kkojima@gcc.gnu.org>
3875 * config/sh/sh.md (jump): Emit jump insn.
3876 (call_pcrel): Get pattern of the result of gen_call_site.
3877 (call_value_pcrel, sibcall_pcrel, GOTaddr2picreg): Likewise.
3879 2002-06-14 Neil Booth <neil@daikokuya.demon.co.uk>
3881 * cpphash.h (struct cpp_buffer): Remove saved_line_base.
3882 * cpptrad.c: Update comments.
3883 (skip_whitespace, copy_comment): Take a new parameter.
3884 (skip_escaped_newlines): Don't duplicate escaped newline test.
3885 (copy_comment): Different location for CUR, decide here how
3886 to copy / replace the comment.
3887 (skip_whitespace): Copy whitespace.
3888 (_cpp_overlay_buffer, _cpp_remove_overlay): Don't play with line_base.
3889 (scan_out_logical_line): Let copy comment handle keeping or
3891 (scan_parameters, _cpp_create_trad_definition): Update.
3893 2002-06-13 Alan Lehotsky <apl@alum.mit.edu>
3895 * reload.c (get_secondary_mem,find_reloads_address,
3896 find_reloads_address_1): Pass reference to MEM to find_reloads_address
3897 so that LEGITIMIZE_RELOAD_ADDRESS will be called.
3899 2002-06-13 Jessica Han <jessica@cup.hp.com>
3901 * defaults.h (TARGET_VTABLE_ENTRY_ALIGN): New.
3902 (TARGET_VTABLE_DATA_ENTRY_DISTANCE): New.
3903 * doc/tm.texi: Document them.
3904 * config/ia64/ia64.h (TARGET_VTABLE_ENTRY_ALIGN): New.
3905 (TARGET_VTABLE_DATA_ENTRY_DISTANCE): New.
3906 (TARGET_VTABLE_USES_DESCRIPTORS): 4 word descriptors for 32-bit mode.
3907 (ASM_OUTPUT_FDESC): Likewise.
3909 2002-06-13 Eric Christopher <echristo@redhat.com>
3911 * diagnostic.c (output_format): Fix thinko.
3913 Thu Jun 13 22:34:33 2002 J"orn Rennecke <joern.rennecke@superh.com>
3915 * config/sh/coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Don't define.
3916 (DWARF2_UNWIND_INFO): Define to 0.
3918 * config/sh/sh.c (calc_live_regs): Don't use initial_value
3919 optimization for PR_MEDIA_REG.
3921 2002-06-13 Neil Booth <neil@daikokuya.demon.co.uk>
3923 * cpphash.h (_cpp_lex_identifier_trad): Remove.
3924 * cpplib.c (end_directive): Don't skip, always remove overlay
3926 (prepare_directive_trad): Handle NULL pfile->directive.
3927 (_cpp_handle_directive): Always call prepare_directive_trad
3929 * cppmain.c (check_multiline_token): Rename account_for_newlines,
3931 (scan_translation_unit_trad): Use it.
3932 * cpptrad.c (skip_comment): Rename copy_comment, copy comment to
3933 output, get escaped newline in comment close correct.
3934 (check_output_buffer, skip_whitespace): Update.
3935 (_cpp_lex_identifier_trad): Remove.
3936 (scan_out_logical_line): Handle -C and comments in directives
3939 Thu Jun 13 20:18:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
3941 * config.gcc: Add support for sh[234]*-*-elf*, sh[2346lbe]*-*-linux*.
3942 * config/sh/linux.h (TARGET_DEFAULT): Use TARGET_CPU_DEFAULT.
3943 * sh.h (SELECT_SH1, SELECT_SH2, SELECT_SH3, SELECT_SH3E): New macros.
3944 (SELECT_SH4_NOFPU, SELECT_SH4_SINGLE_ONLY, SELECT_SH4): Likewise.
3945 (SELECT_SH4_SINGLE, SELECT_SH5_64, SELECT_SH5_64_NOFPU): Likewise.
3946 (SELECT_SH5_32, SELECT_SH5_32_NOFPU, SELECT_SH5_COMPACT): Likewise.
3947 (SELECT_SH5_COMPACT_NOFPU): Likewise.
3948 (TARGET_SWITCHES): Use them.
3949 (TARGET_CPU_DEFAULT): Define if not already defined.
3950 (TARGET_DEFAULT): Use it.
3951 (LINK_DEFAULT_CPU_EMUL): Value now depends on TARGET_CPU_DEFAULT.
3952 * config/sh/t-linux (MULTILIB_OPTIONS): Use MULTILIB_ENDIAN.
3953 * config/sh/t-monolib: New file.
3955 2002-06-13 Roger Sayle <roger@eyesopen.com>
3957 * toplev.c (rest_of_compilation): Simplify (and correct) the
3958 logic of the first delete-null-pointer-checks pass.
3960 Thu Jun 13 18:24:17 CEST 2002 Jan Hubicka <jh@suse.cz>
3962 * i386.c (ix86_expand_movstr): Fix pasto.
3964 Thu Jun 13 18:18:17 CEST 2002 Jan Hubicka <jh@suse.cz>
3966 * reload.c (find_valid_class): Fix thinko in my previous patch.
3968 2002-06-13 Ulrich Weigand <uweigand@de.ibm.com>
3970 * config/s390/s390.h (TARGET_CPU_CPP_BUILTINS): New macro.
3971 * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): New macro.
3972 (CPP_PREDEFINES, CPP_SPEC, CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): Remove.
3973 (EXTRA_SPECS): Remove cpp_arch31 and cpp_arch64.
3975 2002-06-13 Gabriel Dos Reis <gdr@codesourcery.com>
3977 * tree-inline.c (expand_call_inline): Don' mess with _DECL
3980 2002-06-13 Gabriel Dos Reis <gdr@codesourcery.com>
3982 * diagnostic.c (output_format): Recognize "%H" as a format
3983 specifier for a location_t.
3984 (text_specifies_location): New function.
3985 (diagnostic_set_info): Use it.
3987 2002-06-13 Jeffrey Law <law@redhat.com>
3989 * emit-rtl.c (static_regno_reg_rtx): Define.
3990 (init_emit_once): Initialize static_regno_reg_rtx.
3991 (init_emit): Copy static_regno_reg_rtx into regno_reg_rtx instead
3992 of building new hard reg objects once per function.
3993 (gen_rtx_REG): Try to share hard regs.
3994 * regclass.c (init_fake_stack_mems): New function broken out from
3996 * rtl.h (init_fake_stack_mems): Declare.
3997 * toplev.c (lang_independent_init): Call init_regs before
3998 init_emit_once. Call init_fake_stack_mems after init_emit_once.
4000 * i386.md (extenddfxf2, extenddftf2): Fix typo/thinko.
4002 * alias.c (argument_registers): Remove.
4003 (init_alias_once): Initialize static_reg_base_value here. Remove
4004 initialization of argument_registers.
4005 (init_alias_once_per_function): Remove.
4006 (init_alias_analysis): Copy all the entries from static_reg_base_value
4007 into new_reg_base_value all at once.
4008 * rtl.h (init_alias_once_per_function): Remove declaration.
4009 * function.c (prepare_function_start): Do not call
4010 init_alias_once_per_function.
4012 * caller-save.c (init_caller_save): Use gen_rtx_INSN instead of
4013 starting a sequence and emitting an INSN.
4015 2002-06-13 Richard Sandiford <rsandifo@redhat.com>
4017 * config/mips/r3900.h (MIPS_CPU_STRING_DEFAULT): Make lower case.
4019 2002-06-13 David S. Miller <davem@redhat.com>
4021 * expmed.c (init_expmed): Remove duplicate init of 'reg'.
4023 2002-06-13 Neil Booth <neil@daikokuya.demon.co.uk>
4025 * cpplib.c (end_directive): Handle line skipping. Only remove
4026 the rest of the line if the directive was valid.
4027 * cppmacro.c (_cpp_push_text_context): Set NODE_DISABLED when
4028 expanding a traditional macro.
4029 * cpptrad.c (recursive_macro): New.
4030 (read_logical_line_trad): Handle skipping.
4031 (scan_out_logical_line): Continue after a successful directive.
4032 Don't expand macros whilst skipping, or if recursing.
4033 (_cpp_create_trad_definition): scan_out_logical_line now sets
4034 the output current position.
4036 2002-06-12 Eric Christopher <echristo@redhat.com>
4038 From Chris Demetriou <cgd@broadcom.com>
4039 * config/mips/mips.h (ISA_HAS_FP4): Add ISA_MIPS64 and fix
4041 (ISA_HAS_MADD_MSUB): Ditto.
4042 (ISA_HAS_NMADD_NMSUB): Ditto.
4044 2002-06-12 Eric Christopher <echristo@redhat.com>
4046 * config.gcc: Consolidate little endian handling and
4047 little/big endian targets.
4048 * config/mips/elfl.h: Remove file.
4049 * config/mips/elfl64.h: Ditto.
4050 * config/mips/ecoffl.h: Ditto.
4051 * config/mips/r3900.h (SUBTARGET_CPP_SPEC): Remove.
4053 2002-06-12 Geoffrey Keating <geoffk@redhat.com>
4055 * gengtype.h (xvasprintf): New prototype.
4056 (xasprintf): New prototype.
4058 (get_output_file): Return an outf_p.
4059 (header_file): Is now an outf_p.
4060 (base_files): Now are outf_p.
4062 * gengtype.c: Replace all output FILE * with outf_p; use oprintf
4063 rather than stdio operations. Use xasprintf in a few places,
4067 (struct filemap): Delete.
4069 (output_files): New.
4071 (create_file): Create an outf_p. Add parameter to indicate output
4072 file name, change all callers.
4073 (open_base_files): Create gtype-desc.c here.
4074 (get_output_file_with_visibility): Rewrite.
4075 (get_output_file_name): Just look at 'name' field in struct outf.
4076 (close_output_files): Rewrite.
4078 2002-06-12 Jason Thorpe <thorpej@wasabisystems.com>
4080 * config/vax/vax.h (MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
4081 (MASK_G_FLOAT): Define.
4082 (TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT): Use them.
4083 (TARGET_SWITCHES): Likewise.
4084 (TARGET_DEFAULT): Likewise.
4086 2002-06-12 Daniel Jacobowitz <drow@mvista.com>
4088 * config/mips/elf.h (DWARF2_DEBUG_INFO): Define.
4089 * config/mips/mips.c (mips_output_filename): Don't print a
4090 ".file" directive if we are using DWARF-2.
4091 (mips_output_function_prologue): Do not emit source file
4092 name for TARGET_GAS.
4094 Wed Jun 12 16:45:13 CEST 2002 Jan Hubicka <jh@suse.cz>
4096 * i386.md (shift patterns): Use (TARGET_SHIFT1 || optimize_size) to
4097 decide whether emit the short opcode.
4098 * i386.h (x86_shift1): Declare.
4099 (TARGET_SHIFT1): New macro.
4100 * i386.c (x86_shift1): New global variable.
4102 * toplev.c (rest_of_compilation): Call find_basic_block pre-loop
4103 unconditionally; make loop to rebuild CFG; kill unnecesary
4104 find_basic_block calls; kill compute_bb_for_insn call.
4105 * cfgbuild.c (find_basic_blocks): Kill compute_bb_for_insn call.
4106 * haifa-sched.c (sched_init): Likewise.
4107 * ssa-ccp.c (ssa_const_prop): Likewise.
4108 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
4110 2002-06-11 David S. Miller <davem@redhat.com>
4112 * emit-rtl.c (emit_*_scope): Only access INSN_SCOPE if
4115 2002-06-11 Richard Henderson <rth@redhat.com>
4117 * c-common.c (builtin_define_type_max): New.
4118 (cb_register_builtins): Define __SCHAR_MAX__, __SHRT_MAX__,
4119 __INT_MAX__, __LONG_MAX__, __LONG_LONG_MAX__, __CHAR_BIT__.
4121 From Joseph S. Myers:
4122 * glimits.h: Rewrite to expect the double underscore definitions
4125 * config/alpha/unicosmk.h, config/avr/avr.h, config/h8300/h8300.h,
4126 config/i386/linux64.h, config/ia64/aix.h, config/ia64/hpux.h,
4127 config/ia64/ia64.h, config/m68hc11/m68hc11.h, config/m68hc11/m68hc12.h,
4128 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
4129 config/pa/pa.h, config/rs6000/aix43.h, config/rs6000/aix51.h,
4130 config/rs6000/linux64.h, config/s390/linux.h, config/sh/sh.h,
4131 config/stormy16/stormy16.h: Don't define any of __SHRT_MAX__,
4132 __INT_MAX__, __LONG_MAX__, or __LONG_LONG_MAX__.
4134 2002-06-11 Richard Henderson <rth@redhat.com>
4136 * config/alpha/alpha.c (ALPHA_BUILTIN_THREAD_POINTER): New.
4137 (ALPHA_BUILTIN_SET_THREAD_POINTER): New.
4138 (code_for_builtns): Update.
4139 (alpha_init_builtins): Add __builtin_thread_pointer and
4140 __builtin_set_thread_pointer.
4141 (alpha_expand_builtin): Handle void builtins.
4142 * doc/extend.texi (Alpha Built-in Functions): Update.
4144 2002-06-11 Hans-Peter Nilsson <hp@axis.com>
4147 * config/cris/cris.md ("sleu"): Set attribute "cc" to "none".
4149 2002-06-11 Zack Weinberg <zack@codesourcery.com>
4151 * config.gcc: Make the name of the extra-modes file adjustable
4153 (s390x, strongarm, xscale stanzas): Use this facility.
4154 * configure.in: Update to match.
4155 * configure: Regenerate.
4157 2002-06-11 Aldy Hernandez <aldyh@redhat.com>
4159 * config/rs6000/rs6000.c (rs6000_emit_minmax): Treat unsigned
4160 max/mins as unsigned GE compares.
4162 2002-06-11 Jason Thorpe <thorpej@wasabisystems.com>
4164 * config.gcc (vax-*-bsd*): Add vax/bsd.h to ${tm_file}.
4165 * config/vax/bsd.h: New file.
4166 * config/vax/netbsd.h: Add missing notice.
4167 (CPP_PREDEFINES): Remove.
4168 (TARGET_OS_CPP_BUILTINS): Define.
4169 (CPP_SPEC): Use NETBSD_CPP_SPEC.
4170 * config/vax/openbsd.h: Update copyright years.
4171 (CPP_PREDEFINES): Remove.
4172 (TARGET_OS_CPP_BUILTINS): Define.
4173 * config/vax/ultrix.h: Likewise.
4174 * config/vax/vaxv.h: Likewise.
4175 * config/vax/vms.h: Likewise.
4176 * config/vax/vax.h (TARGET_CPU_CPP_BUILTINS): Define.
4177 (CPP_PREDEFINES, CPP_SPEC): Remove.
4179 Wed Jun 12 01:50:28 CEST 2002 Jan Hubicka <jh@suse.cz>
4181 * i386.md (addqi_1_slp, subqi_1_slp
4182 (andqi_ext0, testqi_ext0): Remove unnecesary check.
4183 (addhi*, addqi*): Simplify "dec" condition.
4184 (testsi to testqi splitters): Remove TARGET_PROMOTE_QImode check.
4185 (and, or, xor to QImode splitters): New.
4188 (xorqi_ext_1): Rename to xorqi_ext_2; bring to sync with and versions.
4189 (andqi_ext_1_rex64): New.
4193 (rotrqi3*_slp): New.
4194 (rotlqi3*_slp): New.
4196 2002-06-11 Geoffrey Keating <geoffk@redhat.com>
4198 * config.gcc (powerpc*-*-*, rs6000-*-*-*): Don't bother including
4200 * config/rs6000/vxppc.h (CPP_ENDIAN_BIG_SPEC): Delete.
4201 (CPP_ENDIAN_LITTLE_SPEC): Delete.
4202 * config/rs6000/sysv4le.h (CPP_ENDIAN_DEFAULT_SPEC): Delete.
4203 * config/rs6000/sysv4.h (CPP_SYSV_SPEC): Delete _SOFT_FLOAT setting,
4204 __LONG_DOUBLE_128__ setting, _CALL_* setting.
4205 (CPP_DEFAULT_SPEC): Delete.
4206 (CPP_FLOAT_DEFAULT_SPEC): Delete.
4207 (CPP_LONGDOUBLE_DEFAULT_SPEC): Delete.
4208 (CPP_SYSV_DEFAULT_SPEC): Delete.
4209 (CPP_ENDIAN_BIG_SPEC): Delete.
4210 (CPP_ENDIAN_LITTLE_SPEC): Delete.
4211 (CPP_ENDIAN_SPEC): Delete.
4212 (CPP_SPEC): Don't include cpp_endian, cpp_cpu.
4213 (SUBTARGET_EXTRA_SPECS): Delete cpp_sysv_default, cpp_endian_default,
4214 cpp_endian, cpp_endian_big, cpp_endian_little, cpp_float_default,
4215 cpp_longdouble_default.
4216 * config/rs6000/softfloat.h: Delete.
4217 * config/rs6000/rs6000.h (CPP_CPU_SPEC): Delete.
4218 (EXTRA_SPECS): Delete cpp_cpu.
4219 (TARGET_CPU_CPP_BUILTINS): New.
4220 * config/rs6000/rs6000-protos.h (rs6000_cpu_cpp_builtins): New
4222 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): New.
4223 * config/rs6000/linux64.h (CPP_PREDEFINES): Remove endianness defines.
4224 (CPP_DEFAULT_SPEC): Delete.
4225 * config/rs6000/eabiaix.h (CPP_SYSV_DEFAULT_SPEC): Delete.
4226 * config/rs6000/darwin.h (CPP_PREDEFINES): Don't define __BIG_ENDIAN__.
4227 * config/rs6000/beos.h (CPP_SPEC): Remove cpp_cpu.
4228 (CPP_DEFAULT_SPEC): Delete.
4229 * config/rs6000/aix51.h (CPP_SPEC): Remove cpp_cpu, -D_ARCH_PPC.
4230 (CPLUSPLUS_CPP_SPEC): Likewise.
4231 (CPP_CPU_SPEC): Delete.
4232 (CPP_DEFAULT_SPEC): Delete.
4233 * config/rs6000/aix43.h (CPP_SPEC): Remove cpp_cpu, -D_ARCH_PPC.
4234 (CPLUSPLUS_CPP_SPEC): Likewise.
4235 (CPP_CPU_SPEC): Delete.
4236 (CPP_DEFAULT_SPEC): Delete.
4237 * config/rs6000/aix41.h (CPP_SPEC): Remove cpp_cpu.
4238 (CPP_DEFAULT_SPEC): Delete.
4239 * config/rs6000/aix.h (CPP_SPEC): Remove cpp_cpu.
4240 (CPP_DEFAULT_SPEC): Delete.
4242 * doc/gty.texi: Small updates.
4244 2002-06-12 Gabriel Dos Reis <gdr@codesourcery.com>
4246 * objc/objc-act.c (warn_with_ivar): Adjust calls to
4247 diagnostic_count_error.
4248 (warn_with_method): Likewise.
4250 * diagnostic.h (warnings_are_errors_message): New field of
4252 (diagnostic_count_error): Rename to diagnostic_count_diagnostic to
4254 * diagnostic.c: Adjust calls to diagnostic_count_error through out.
4255 (diagnostic_count_diagnostic): Make aware of other kinds of
4257 (diagnostic_initialize): Initialize warnings_are_errors_message field.
4259 2002-06-11 Tom Tromey <tromey@redhat.com>
4262 * fold-const.c (fold_convert): Don't modify existing tree's type.
4264 2002-06-11 Geoffrey Keating <geoffk@redhat.com>
4266 * config/rs6000/ppc-asm.h: Remove some Windows NT leftovers.
4268 2002-06-11 Richard Henderson <rth@redhat.com>
4270 * caller-save.c (init_caller_save): Clear INSN_CODE each iteration.
4272 2002-06-11 Richard Henderson <rth@redhat.com>
4274 * defaults.h (EH_FRAME_SECTION_NAME): Don't define if
4275 DWARF2_UNWIND_INFO is false.
4277 2002-06-11 Bob Wilson <bob.wilson@acm.org>
4279 * config/xtensa/t-xtensa (LIBGCC1_TEST, CROSS_LIBGCC1): Delete.
4281 * config/s390/s390.c (emit_prologue): gen_store_multiple
4282 returns an insn now, not a pattern.
4284 2002-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4286 * Makefile.in (gccinstall.dvi): Pass absolute pathnames to
4289 Tue Jun 11 21:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
4291 * i386.c (x86_promote_QImode): Set for Athlon
4292 (x86_fast_prefix): New global variable.
4293 (x86_arch_always_fancy_math_387): Fix formating.
4294 * i386.h (x86_fast_prefix): Declare
4295 (TARGET_FAST_PREFIX): define.
4296 * i386.md (and to strict_low_part, HI to SI
4297 promoting splitter): Use new macro.
4299 * i386.h (RTX_COSTS): float_extend is not for free for SSE.
4301 2002-06-11 Zack Weinberg <zack@codesourcery.com>
4303 * Makefile.in (distclean): Delete junk left in testsuite
4306 2002-06-11 Jeffrey Law <law@redhat.com>
4308 * emit-rtl.c (try_split): Use INSN_LAST, not LAST_INSN to get the
4309 last insn created by the splitter.
4311 * caller-save.c (init_caller_save): Move creation of SAVEINSN
4312 and RESTINSN into into the scope of the sequence.
4314 * mips.c (mips_expand_prologue): Use emit_jump_insn for trivial
4317 * loop.c (loop_regs_scan): Avoid useless generation of REG objects.
4319 * mips.c (function_arg_advance): gen_ashldi3 returns an INSN now,
4320 not the pattern. So extract the pattern from the insn.
4322 * mips.c (embedded_pic_fnaddr_reg): Fix typo.
4324 2002-06-11 Ulrich Weigand <uweigand@de.ibm.com>
4326 * config/s390/s390.md (movsi): Only use floating point
4327 register alternatives when operands are already fprs.
4328 (movdi_31, movdi_64): Likewise.
4330 2002-06-11 David S. Miller <davem@redhat.com>
4332 * emit-rtl.c (try_split): Do not abort on non-INSN_P.
4333 Only run RTX equality checks on INSN_P rtl.
4335 2002-06-11 Ulrich Weigand <uweigand@de.ibm.com>
4337 * config/s390/s390.md (reload_base, ltorg): Remove.
4338 * s390.c (s390_stop_dump_lit_p, s390_dump_literal_pool,
4339 s390_asm_output_pool_prologue, s390_pool_start_insn): Remove.
4340 * s390-protos.h (s390_stop_dump_lit_p, s390_dump_literal_pool,
4341 s390_asm_output_pool_prologue): Likewise.
4342 * s390.h (s390_pool_start_insn): Likewise.
4344 * s390.c (s390_output_symbolic_const): Remove support for
4345 old-style pool chunks.
4346 (s390_function_epilogue): Likewise.
4347 (s390_output_constant_pool): Likewise. Also, fix incorrect
4348 alignment for 64-bit literal pools.
4349 (print_operand_address): Remove 'y' and 'Y' format flags.
4350 * s390.h (ASM_OUTPUT_POOL_PROLOGUE): Remove support for
4351 old-style pool chunks.
4352 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
4353 (ASM_OUTPUT_POOL_EPILOGUE): Remove.
4354 (S390_CHUNK_MAX, S390_CHUNK_OV, S390_POOL_MAX): Remove.
4356 * s390.c (consttable_operand): New function.
4357 * s390-protos.h (consttable_operand): Declare it.
4358 * s390.h (PREDICATE_CODES): Add consttable_operand.
4359 * s390.md (consttable_qi, consttable_hi, consttable_si, consttable_di,
4360 consttable_sf, consttable_df, pool_start_31, pool_end_31,
4361 pool_start_64, pool_end_64, reload_base, reload_base2): New insns.
4362 * s390.c (struct constant, struct constant_pool): New data types.
4363 (constant_modes, gen_consttable): New variables.
4364 (s390_start_pool, s390_end_pool, s390_add_pool,
4365 s390_dump_pool, s390_free_pool): New functions.
4366 (s390_chunkify_pool): Completely reimplement literal pool
4369 * s390.c (s390_pool_overflow): New variable.
4370 * s390.h (s390_pool_overflow): Declare it.
4371 * s390.md (cjump, icjump): Use it to adapt length for out-of-range
4372 jumps in literal pool overflow situations.
4374 * s390.c (s390_decompose_address): Accept new-style pool chunk offsets.
4375 (s390_frame_info): Account for possible use of RETURN_REGNUM
4376 by new literal pool overflow code.
4377 (s390_emit_prologue): Likewise.
4379 2002-06-05 David S. Miller <davem@redhat.com>
4381 Delete SEQUENCE rtl usage outside of reorg and ssa passes.
4382 * rtl.h (gen_sequence, emit_insns, emit_insns_before,
4383 emit_insns_before_scope, emit_insns_after,
4384 emit_insns_after_scope): Delete declaration.
4385 * ada/misc.c (insert_code_for): Use emit_insn* instead of
4387 * config/alpha/alpha.c (alpha_set_memflags_1): Abort on SEQUENCE.
4388 (alpha_set_memflags): Fix comment.
4389 (set_frame_related_p): Use get_insns instead of gen_sequence.
4390 * config/alpha/alpha.md (setjmp receiver splitter): Avoid
4392 * config/arm/arm.c (arm_finalize_pic): Use get_insns instead of
4394 (arm_gen_load_multiple, arm_gen_store_multiple): Likewise.
4395 * config/fr30/fr30.c (fr30_move_double): Likewise.
4396 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_movstr):
4398 * config/ia64/ia64.c (spill_restore_mem): Likewise.
4399 * config/ia64/ia64.md (conditional move spliiter): Avoid emitting
4401 * config/m32r/m32r.c (gen_split_move_double): Use get_insns
4402 instead of gen_sequence.
4403 * config/mips/mips.c (embedded_pic_fnaddr_reg): Likewise.
4404 (mips_expand_prologue, mips16_gp_pseudo_reg): Likewise.
4405 * config/sh/sh.c (sh_need_epilogue): Likewise.
4406 * config/sparc/sparc.md (current_function_calls_alloca, flat): New
4408 (setjmp pattern and split): Use them to avoid splitter which emits
4410 * genattrtab.c (main): Emit include of function.h
4411 * config/stormy16/stormy16.c (xstormy16_split_cbranch): Use
4412 get_insns instead of gen_sequence.
4413 * config/cris/cris.c (cris_split_movdx): Likewise.
4414 * emit-rtl.c (emit_insns*): Kill.
4415 (try_split): Expect insn list instead of SEQUENCE.
4416 (make_jump_insn_raw, make_call_insn_raw): Fix comments.
4417 (emit_*insn*): Reimplement to work with INSN lists and PATTERNs.
4418 Make them abort if a SEQUENCE is given and RTL checking is
4420 (emit_*_scope): Don't forget to set scope on final insn.
4421 (gen_sequence): Move from here...
4422 * ssa.c (gen_sequence): To here as private function.
4423 * builtins.c (expand_builtin_apply_args): Use emit_insn_foo, fix
4425 (expand_builtin_return, expand_builtin_mathfn): Likewise.
4426 (expand_builtin_strlen): Use get_insns instead of gen_sequence.
4427 (expand_builtin_saveregs): Use emit_insn_foo, fix comments.
4428 (expand_builtin_expect_jump): Use get_insns and fix comments.
4429 * calls.c (try_to_integrate): Use emit_insn_foo.
4430 (expand_call, emit_library_call_value_1): Likewise.
4431 * expr.c (emit_queue): Handle insn lists instead of SEQUENCE.
4432 (emit_move_insn_1): Use get_insns instead of gen_sequence.
4433 (expand_expr): Use emit_insn_foo.
4434 * cfgrtl.c (commit_one_edge_insertion): Use emit_insn_foo.
4435 * except.c (build_post_landing_pads): Likewise.
4436 * flow.c (attempt_auto_inc): Likewise.
4437 * stmt.c (expand_fixup, fixup_gotos, expand_nl_handler_label,
4438 expand_nl_goto_receivers, expand_decl_cleanup): Likewise.
4439 * function.c (fixup_var_refs_insn): Use get_insns instead of
4441 (fixup_var_refs_1): Likewise and expect insn list from gen_foo.
4442 (fixup_memory_subreg): Use get_insns instead of gen_sequence.
4443 (fixup_stack_1, purge_addressof_1, expand_main_function,
4444 get_arg_pointer_save_area): Likewise.
4445 (optimize_bit_field, instantiate_virtual_regs_1, assign_parms,
4446 expand_function_end): Use emit_insn_foo.
4447 (record_insns, keep_stack_depressed): Work with insn list instead
4448 of SEQUENCE, fix comments.
4449 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag,
4450 noce_try_store_flag_constants, noce_try_store_flag_inc,
4451 noce_try_store_flag_mask, noce_emit_cmove, noce_try_cmove_arith,
4452 noce_try_minmax, noce_try_abs): Use emit_insn_foo.
4453 (noce_process_if_block): Use get_insns instead of gen_sequence.
4454 * optabs.c (add_equal_note): Work with insn list, fix comments.
4455 (expand_binop): Expect insn list from GEN_FCN(), use emit_insn_foo.
4456 (expand_unop, expand_complex_abs, expand_unop_insn,
4457 expand_no_conflict_block): Likewise.
4458 (gen_move_insn): Use get_insns instead of gen_sequence.
4459 (gen_cond_trap): Likewise.
4460 * integrate.c (copy_rtx_and_substitute): Likewise.
4461 (emit_initial_value_sets): Use emit_insn_foo.
4462 * reload1.c (emit_output_reload_insns, emit_reload_insns): Likewise.
4463 (fixup_abnormal_edges): Avoid losing REG_NOTES more intelligently
4464 now that RTL generators give insn lists.
4465 * sibcall.c (replace_call_placeholder): Use emit_insn_foo.
4466 * doloop.c (doloop_modify, doloop_modify_runtime): Use get_insns
4467 instead of gen_sequence.
4468 (doloop_optimize): Work with insn lists instead of SEQUENCE rtl.
4469 * explow.c (emit_stack_save, emit_stack_restore): Use get_insns
4470 instead of gen_sequence.
4471 * loop.c (move_movables, emit_prefetch_instructions,
4472 gen_add_mult, check_dbra_loop, gen_load_of_final_value):
4474 (loop_regs_update): Work with insn list instead of SEQUENCE rtl.
4475 (product_cheap_p): Likewise, and add commentary about RTL wastage
4477 * lcm.c (optimize_mode_switching): Use get_insns instead of
4479 * profile.c (gen_edge_profiler): Likewise.
4480 * regmove.c (copy_src_to_dest): Likewise.
4481 * reg-stack.c (compensate_edge): Likewise and fix comment.
4482 * gcse.c (process_insert_insn): Likewise.
4483 (insert_insn_end_bb): Work with insn list instead of SEQUENCE rtl.
4484 * jump.c (delete_prior_computation): Update comment.
4485 * genemit.c (gen_expand, gen_split, main): Use get_insns instead
4486 of gen_sequence, update comments to match.
4487 * recog.c (peephole2_optimize): Work with insn lists instead of
4489 * sched-vis.c (print_pattern): Abort on SEQUENCE.
4490 * unroll.c (unroll_loop, find_splittable_givs, final_giv_value):
4491 Use get_insns instead of gen_sequence.
4492 (copy_loop_body): Likewise and don't emit dummy NOTE.
4493 * genrecog.c: Don't mention SEQUENCE rtl in comments.
4494 * combine.c (try_combine): Expect insn lists from split generator.
4495 * reorg.c (relax_delay_slots): Emit SEQUENCE into insn list by
4498 2002-06-11 Roger Sayle <roger@eyesopen.com>
4499 Andreas Jaeger <aj@suse.de>
4501 * cfgbuild.c: Update copyright years.
4503 2002-06-11 Andreas Schwab <schwab@suse.de>
4505 * config/m68k/m68k.h (PREDICATE_CODES): Define.
4507 2002-06-11 Eric Christopher <echristo@redhat.com>
4509 * doc/tm.texi (Run-time Target): Add comment about flag_iso
4511 * config/mips/ecoff.h (CPP_PREDEFINES): Remove.
4512 * config/mips/ecoffl.h: Ditto.
4513 * config/mips/elf64.h (SUBTARGET_CPP_SPEC): Remove.
4514 (CPP_PREDEFINES): Ditto.
4515 * config/mips/elfl64.h: Ditto.
4516 * config/mips/elfl.h: Ditto.
4517 * config/mips/iris3.h (CPP_PREDEFINES, SUBTARGET_CPP_SPEC): #if 0
4518 out until irix header consolidation.
4519 * config/mips/iris5.h (CPP_PREDEFINES, SUBTARGET_CPP_SPEC): Replace
4520 with SUBTARGET_OS_CPP_BUILTINS.
4521 * config/mips/iris6.h: Ditto.
4522 (CPLUSPLUS_CPP_SPEC): Remove.
4523 * config/mips/linux.h: Ditto.
4524 * config/mips/netbsd.h: Ditto.
4525 * config/mips/openbsd.h: Ditto.
4526 * config/mips/rtems.h: Ditto.
4527 * config/mips/rtems64.h: Ditto.
4528 * config/mips/sni-svr4.h: Ditto.
4529 * config/mips/mips.h (ISA_MIPS1, ISA_MIPS2, ISA_MIPS3, ISA_MIPS4,
4530 ISA_MIPS32, ISA_MIPS64): New defines.
4531 (GENERATE_MULT3_SI, HAVE_SQRT_P, ISA_HAS_64BIT_REGS,
4532 ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE, ISA_HAS_8CC, ISA_HAS_FP4,
4533 ISA_HAS_COND_TRAP, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
4534 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Use.
4535 (TARGET_CPU_CPP_BUILTINS): Define.
4536 (CPP_PREDEFINES, LONG_MAX_SPEC, CPP_FPR_SPEC, CPP_SPEC): Remove.
4537 * config/mips/mips.md (mulsi3_mult3): Use ISA_MIPS32/64.
4538 (movdicc): Remove check for ISA_MIPS32.
4539 (bunordered, bordered, bungt, bunlt, buneq, bunge, bunle,
4540 sunordered_df, sunordered_sf, sordered_df, sordered_sf,
4541 sunlt_df, sunlt_sf, sungt_df, sungt_sf, suneq_df, suneq_sf, sunge_df,
4542 sunge_sf, sunle_df, sunle_sf): New patterns.
4544 2002-06-11 Neil Booth <neil@daikokuya.demon.co.uk>
4546 * Makefile.in: Update cppmain.o.
4547 * cpphash.h (struct cpp_reader): Move some members to a
4549 (trad_line): Rename saved_line.
4550 (_cpp_read_logical_line_trad): Update.
4551 (_cpp_remove_overlay): New.
4552 * cppinit.c (cpp_create_reader): No need to set saved_line.
4553 (cpp_destroy): Update.
4554 (cpp_read_main_file): Only overlay if compiling.
4555 * cpplex.c (continue_after_nul): Return false if in directive.
4556 * cpplib.c (EXPAND): New.
4557 (directive_table, SEEN_EOL): Update.
4558 (end_directive): Remove overlay if traditional; don't skip
4559 line in traditional #define.
4560 (prepare_directive_trad): New.
4561 (_cpp_handle_directive, run_directive): Update for traditional
4563 (lex_macro_node): Simplify, don't use lex_identifier_trad.
4564 * cpplib.h (struct options): Add preprocess_only.
4565 * cppmain.c: Don't include intl.h.
4566 (cpp_preprocess_file): Set options->preprocess_only.
4567 (scan_translation_unit_trad): Fix, and print line numbers.
4568 * cpptrad.c (check_output_buffer, lex_identifier, scan_parameters,
4569 maybe_start_funlike, scan_out_logical_line, replace_args_and_push,
4570 save_replacement_text, _cpp_create_trad_definition): Update for
4572 (_cpp_overlay_buffer): Save line number.
4573 (_cpp_remove_overlay): Rename from restore_buff, restore line.
4574 (_cpp_read_logical_line_trad): Don't handle overlays here.
4575 (scan_out_logical_line): Process directives.
4577 2002-06-11 Danny Smith <dannysmith@users.sourforge.net>
4579 * gthr-win32.h: Wrap functions in extern "C".
4580 (__gthread_key_t): Typedef as unsigned long,
4582 (__GTHREAD_ONCE_INIT): Use 0, not win32 FALSE.
4583 (__gthread_mutex_t): Typedef as void*, not win32 HANDLE.
4584 (__gthr_win32_once, __gthr_win32_key_create,
4585 __gthr_win32_key_delete, __gthr_win32_getspecific,
4586 __gthr_win32_setspecific, __gthr_win32_mutex_init_function,
4587 __gthr_win32_mutex_lock,__gthr_win32_mutex_trylock,
4588 __gthr_win32_mutex_unlock): Declare.
4589 (__gthread_once,__gthread_key_create,
4590 __gthread_key_delete, __gthread_getspecific,
4591 __gthread_setspecific, __gthread_mutex_init_function,
4592 __gthread_mutex_lock,__gthread_mutex_trylock,
4593 __gthread_mutex_unlock): Call corresponding
4594 __gthr_win32_* extern implementations if #defined
4595 __GTHREAD_HIDE_WIN32API.
4596 * config/i386/t-mingw32 (LIB2FUNCS_EXTRA): Set to
4597 $(srcdir)/config/i386/gthr-win32.c
4598 * config/i386/gthr-win32.c: New implementation file.
4599 (__gthr_win32_once, __gthr_win32_key_create,
4600 __gthr_win32_key_delete, __gthr_win32_getspecific,
4601 __gthr_win32_setspecific, __gthr_win32_mutex_init_function,
4602 __gthr_win32_mutex_lock,__gthr_win32_mutex_trylock,
4603 __gthr_win32_mutex_unlock): New functions, based on
4604 static inlines in gthr-win32.h.
4606 2002-06-10 Bob Wilson <bob.wilson@acm.org>
4608 * config/xtensa/xtensa.c (override_options): Don't warn about
4609 using -fpic or -fPIC when PIC is enabled by default.
4611 2002-06-10 Roger Sayle <roger@eyesopen.com>
4613 * toplev.c (rest_of_compilation): Revert flag_if_conversion change.
4615 2002-06-10 Zack Weinberg <zack@codesourcery.com>
4617 * Makefile.in (MACHMODE_H): Add @extra_modes_file@.
4618 * configure.in: If $srcdir/config/${cpu_type}/${cpu_type}-modes.def
4619 exists, substitute its pathname as @extra_modes_file@, define
4620 EXTRA_MODES_FILE to be an appropriate string to #include it
4621 with, and define EXTRA_CC_MODES to 1.
4623 * machmode.def: Update comments. Include EXTRA_MODES_FILE if
4624 it's defined. Get rid of redundancy in calling sequence for
4625 CC; don't use it to define CCmode, to avoid a warning.
4626 * libgcc2.c: Include symcat.h for the sake of machmode.def.
4628 * arc-modes.def, arm-modes.def, c4x-modes.def, i386-modes.def,
4629 i960-modes.def, ia64-modes.def, m88k-modes.def, mmix-modes.def,
4630 pa-modes.def, pdp11-modes.def, rs6000-modes.def, sparc-modes.def:
4632 * arc.h, arm.h, c4x.h, i386.h, i960.h, ia64.h, m88k.h, mmix.h,
4633 pa.h, pdp11.h, rs6000.h, sparc.h: Don't define EXTRA_CC_MODES.
4635 * doc/sourcebuild.texi, doc/tm.texi: Document new scheme for
4636 defining extra CC modes.
4638 2002-06-10 Roger Sayle <roger@eyesopen.com>
4639 Andreas Jaeger <aj@suse.de>
4641 * cfgrtl.c (create_basic_block_structure): Remove index argument
4642 and use last_basic_block++ instead. (create_basic_block): Update.
4643 * cfgbuild.c (find_basic_blocks_1): Likewise.
4645 * cfgrtl.c (compute_bb_for_insn): Remove unused "max" argument.
4646 * haifa-sched.c (sched_init): Update compute_bb_for_insn caller.
4647 * sched-ebb.c (schedule_ebbs): Likewise.
4648 * sched-rgn.c (schedule_insns): Likewise.
4649 * ssa-ccp.c (ssa_const_prop): Likewise.
4650 * ssa-dcs.c (ssa_eliminate_dead_code): Likewise.
4651 * toplev.c (rest_of_compilation): Likewise.
4652 * config/ia64/ia64.c (ia64_reorg): Likewise.
4654 2002-06-10 Roger Sayle <roger@eyesopen.com>
4656 * simplify-rtx.c (simplify_replace_rtx): Allow replacement
4657 of matching registers.
4659 2002-06-10 Roger Sayle <roger@eyesopen.com>
4661 * toplev.c (rest_of_compilation): Disable early if-conversion pass.
4662 * gcse.c (bypass_conditional_jumps): Fix typo in setcc test.
4664 2002-06-10 Hans-Peter Nilsson <hp@bitrange.com>
4666 * config/mmix/mmix.h: Improve comments.
4667 (CPP_SPEC, CPP_PREDEFINES): Don't define.
4668 (TARGET_CPU_CPP_BUILTINS): Define.
4669 (CANONICALIZE_COMPARISON): Don't define, replace with comment.
4670 (PREDICATE_CODES) <"mmix_reg_or_8bit_or_256_operand">: Remove
4672 * config/mmix/mmix.c (MMIX_OUTPUT_REGNO): Add cast to avoid
4674 (mmix_constant_address_p): Remove another
4675 redundant test before case.
4676 (mmix_canonicalize_comparison): Remove unused function.
4677 (mmix_print_operand_address): Don't test and adjust for operand in
4678 non-canonical format.
4679 (mmix_reg_or_8bit_or_256_operand): Remove unused predicate.
4680 (mmix_gen_compare_reg): Don't use CANONICALIZE_COMPARISON.
4682 2002-06-10 Zack Weinberg <zack@codesourcery.com>
4684 * config/m32r/m32r.h: Don't define SELECT_CC_MODE.
4685 * config/m32r/m32r-protos.h: Don't prototype m32r_select_cc_mode.
4686 * config/m32r/m32r.c: Don't define m32r_select_cc_mode.
4687 (gen_compare): Use CCmode unconditionally.
4689 2002-06-10 Jakub Jelinek <jakub@redhat.com>
4691 PR optimization/6759
4692 * cse.c (cse_insn): Fold src_eqv just once, store it folded back into
4695 2002-06-10 Jakub Jelinek <jakub@redhat.com>
4698 * c-decl.c (grokfield): Allow user defined types if they declare
4699 structs or unions for unnamed fields.
4701 2002-06-10 Jakub Jelinek <jakub@redhat.com>
4704 * print-rtl.c (print_mem_expr): Don't crash on unnamed fields.
4706 2002-06-10 Jakub Jelinek <jakub@redhat.com>
4708 PR optimization/6842
4709 * combine.c (combine_simplify_rtx) [SUBREG]: Don't ICE if VOIDmode
4710 operand subreg cannot be simplified.
4712 2002-06-10 Jakub Jelinek <jakub@redhat.com>
4714 * varasm.c (const_hash): Handle FDESC_EXPR like ADDR_EXPR.
4715 (compare_constant): Likewise.
4716 (output_addressed_constants): Likewise.
4718 2002-06-10 Jakub Jelinek <jakub@redhat.com>
4720 * cfgcleanup.c (try_optimize_cfg): Make sure merge_blocks doesn't
4721 merge bb with itself.
4723 2002-06-10 Richard Henderson <rth@redhat.com>
4725 * config/alpha/alpha.md (builtin_zap): Fix thinkos expanding mask.
4726 (builtin_zapnot): Likewise.
4728 * config/alpha/ev5.md: Don't combine shift and mvi insns in one
4731 2002-06-10 Eric Christopher <echristo@redhat.com>
4733 * config/i386/i386.c (ix86_osf_output_function_prologue): Remove
4734 prototype and function.
4735 (TARGET_ASM_FUNCTION_PROLOGUE): Remove OSF version.
4736 (call_insn_operand): Remove half pic references.
4737 (legitimate_address_p): Ditto.
4738 * config/i386/i386.h: Remove half pic defines.
4740 2002-06-10 Eric Christopher <echristo@redhat.com>
4742 * doc/extend.texi (Return Address): Add note explaining the side-
4743 effects of inlining on __builtin_return_address.
4745 2002-06-10 Tom Tromey <tromey@redhat.com>
4747 * Makefile.in (LANGHOOKS_DEF_H): Include langhooks-def.h.
4748 (c-common.o): Depend on langhooks.h.
4750 2002-06-10 Neil Booth <neil@daikokuya.demon.co.uk>
4752 * cpphash.h (_cpp_read_logical_line_trad,
4753 _cpp_expansions_different_trad): Update prototypes.
4754 * cpplex.c (continue_after_nul): New.
4755 * cppmain.c: Include cpphash.h.
4756 (scan_translation_unit_trad): New.
4757 (cpp_preprocess_file): Call it.
4758 * cpptrad.c (_cpp_read_logical_line_trad): Take new parameter
4760 (_cpp_expansions_different_trad): Update prototype.
4762 Mon Jun 10 18:02:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
4764 Fix cfi generation for SH[1-4]:
4766 * sh.c (frame_insn): New function.
4767 (output_stack_adjust): Add parameter emit_fn. All callers changed.
4768 (push): Now returns rtx. Use frame_insn.
4769 (sh_expand_prologue): Clear RTX_FRAME_RELATED_P for second push
4771 * sh.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_RETURN_COLUMN): Define.
4773 2002-06-10 Zack Weinberg <zack@codesourcery.com>
4775 * Makefile.in (STAGESTUFF): Add s-gtype, gt-*.h, gtype-*.h,
4777 (mostlyclean): Delete specs.h, options.h, gencheck.h here...
4778 (distclean): ... not here. But do delete all testsuite/*.log,
4779 testsuite/*.sum files here. Delete mkheaders. Delete
4780 po/*.gmo and the testsuite directory in a split tree build.
4782 2002-06-10 Jeffrey Law <law@redhat.com>
4784 * alias.c (static_reg_base_value): New to hold RTL for
4785 items allocated once per function for the aliasing code.
4786 (init_alias_once_per_function): Initialize static_reg_base_value.
4787 (init_alias_analysis): Avoid throw-away allocations of RTL by
4788 using pre-computed values in static_reg_base_value.
4789 * function.c (prepare_function_start): Call
4790 init_alias_once_per_function appropriately.
4791 * rtl.h (init_alias_once_per_function): Declare.
4792 * caller-save (init_caller_save): Restructure slightly to
4793 avoid lots of silly RTL generation.
4794 * expr.c (init_expr_once): Likewise.
4795 * reload1.c (reload_cse_regs_1): Allocate throw-away register
4796 RTL object here. Pass it into children.
4797 (reload_cse_simplify_operands): Use passed-in register RTL
4799 (reload_cse_simplify): Pass through throw-away register
4802 2002-06-10 Daniel Berlin <dberlin@dberlin.org>
4804 * Makefile.in (ssa.o): Add dependency on $(RTL_H), which was missing.
4806 2002-06-10 Richard Sandiford <rsandifo@redhat.com>
4808 * gcc.c (process_command): Avoid assignment to read-only location.
4809 Fix sizeof calculation.
4811 2002-06-10 Neil Booth <neil@daikokuya.demon.co.uk>
4813 * cpphash.h (struct cpp_macro): Put comments on their own lines.
4814 (_cpp_expansions_different_trad): New.
4815 * cppmacro.c (warn_of_redefinition): Fix for traditional case.
4816 * cpptrad.c (canonicalize_text): New.
4817 (scan_out_logical_line): Handle no arguments correctly.
4818 (save_replacement_text): Commit memory when finished.
4819 (_cpp_expansions_different_trad): New.
4821 2002-06-10 Tim Josling <tej@melbpc.org.au>
4823 * gengtype.c (unnamed enum containing BASE_FILE_*): Add languages
4825 (lang_names): Add treelang and cobol.
4826 (get_file_basename): Add code to support treelang and cobol as
4827 4th and 5th users of c-common.c.
4829 2002-06-09 Geoffrey Keating <geoffk@redhat.com>
4831 * Makefile.in (install-driver): Install driver as
4832 $(target_alias)-gcc-$(version).
4833 * gcc.c (spec_version): Make const.
4834 (process_command): Handle -V and -b by using exec.
4835 * doc/invoke.texi (Target Options): Restore -V option,
4836 update docs for -b option.
4838 2002-06-10 Tim Josling <tej@melbpc.org.au>
4840 * configure.in (remaining_languages_check):
4841 Added check that all languages specified were found.
4842 Exit if not found. Previous behaviour was silent failure.
4843 * configure: Regenerated.
4845 2002-06-10 Tim Josling <tej@melbpc.org.au>
4847 First steps to making treelang documentation compliant, based on
4848 instructions in sourcebuild.texi. Also add to gcc.c list of
4851 * doc/contrib.texi: Add self as contributor of treelang.
4853 * doc/frontends.texi: Add mention of treelang.
4855 * doc/invoke.texi (Overall Options): Add mention of treelang.
4857 * doc/standards.texi: Add mention of treelang.
4859 2002-06-09 Hans-Peter Nilsson <hp@axis.com>
4861 * config/cris/cris.c: Include ggc.h
4863 2002-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
4865 * cpphash.h (_cpp_push_text_context): Update.
4866 (_cpp_arguments_ok): New.
4867 * cppmacro.c (_cpp_arguments_ok): New, split out from...
4868 (collect_args): ...here.
4869 (_cpp_push_text_context): Change inputs.
4870 * cpptrad.c (struct fun_macro, maybe_start_funlike, save_argument,
4871 replace_args_and_push): New.
4872 (lex_identifier, _cpp_lex_identifier_trad, scan_parameters):
4873 Don't use IS macros directly.
4874 (scan_out_logical_line): Handle function-like macro argument
4876 (push_replacement_text): Update.
4877 (replacement_length): Remove.
4878 (_cpp_create_trad_definition): Don't skip whitespace before
4881 2002-06-09 Marek Michalkiewicz <marekm@amelek.gda.pl>
4883 * config/avr/avr.c (avr_mcu_types): Update for new devices.
4884 * config/avr/avr.h (TARGET_SWITCHES, AVR_MEGA): Add -mshort-calls.
4885 (LINK_SPEC, CRT_BINUTILS_SPECS): Update for new devices.
4886 * config/avr/avr.md ("type" and "length" attributes): New type
4887 "xcall", length 1 or 2 if AVR_MEGA. Use in all patterns that
4888 output a single "call" or "rcall" insn depending on device size.
4889 * config/avr/t-avr (MULTILIB_MATCHES): Update for new devices.
4891 2002-06-09 David Edelsohn <edelsohn@gnu.org>
4893 * config/rs6000/{aix43.h,aix5.1} (ASM_CPU_SPEC): Add power3
4894 synonym for 630. Add power4. Remove embedded processors. Use -m604
4896 (CPP_CPU_SPEC): Add power3 and power4.
4897 (PROCESSOR_DEFAULT): Change to 604e.
4898 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Similar additions.
4899 (CPP_CPU_SPEC): Similar additions.
4900 (enum process_type): Add POWER4.
4901 (RTX_COSTS): Add POWER4.
4902 (CPP_CPU_SPEC): Similar additions.
4903 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
4904 (PROCESSOR_DEFAULT64): Define.
4905 * config/rs6000/rs6000.c (rs6000_override_options): Add power4.
4906 (rs6000_adjust_cost): Add 603, 604, 604e, 620, 630, Power4 to
4908 (rs6000_issue_rate): Add Power4.
4909 * config/rs6000/rs6000.md (cpu attr): Add power4.
4910 (iu compare): Remove 604, 604e, 620, 630.
4911 Add basic Power4 scheduling information.
4912 (mfcr/mtcrf): Change type attribute to cr_logical.
4914 2002-06-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4916 * gengtype.h (error_at_line): Use PARAMS, not VPARAMS. Add
4918 * gengtype-lex.l: Fix format specifier warning.
4920 * genautomata.c: Don't include ctype.h or limits.h. Use ISSPACE,
4922 * gengtype-lex.l: Don't include ctype.h and use ISSPACE/ISIDNUM in
4923 lieu of isspace/IDchar.
4924 * gengtype.c: Likewise for ctype.h and ISALNUM vs isalnum.
4925 * read-rtl.c: Likewise for ctype.h. Don't define ISDIGIT or
4928 2002-06-08 Zack Weinberg <zack@codesourcery.com>
4930 * Makefile.in (LIBCPP_OBJS): Take out version.o.
4931 * cpphash.h (cpp_reader): Take out print_version member.
4932 * cppinit.c: (cpp_handle_option): Don't do anything with
4933 -version. Just set help_only for --version, --target-help.
4934 Just set verbose option for -v.
4935 (cpp_post_options): Don't print a version string.
4937 2002-06-08 Marek Michalkiewicz <marekm@amelek.gda.pl>
4939 * config/avr/avr.c (TARGET_SECTION_TYPE_FLAGS): New.
4940 (avr_section_type_flags): New, handle .noinit* sections.
4942 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
4944 * config/sh/netbsd-elf.h (SUBTARGET_EXTRA_SPECS): Define
4945 and include netbsd_entry_point.
4946 (SUBTARGET_LINK_SPEC): Define as NETBSD_LINK_SPEC_ELF.
4947 (NETBSD_ENTRY_POINT): Define.
4949 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
4951 * config/sh/sh.h (SUBTARGET_EXTRA_SPECS): Define empty
4952 if not already defined.
4953 (EXTRA_SPECS): Add SUBTARGET_EXTRA_SPECS.
4955 2002-06-08 Marek Michalkiewicz <marekm@amelek.gda.pl>
4957 * config/avr/avr.c (avr_regs_to_save): No need to save any registers
4958 in a noreturn function.
4959 (avr_output_function_prologue, avr_output_function_epilogue):
4960 Correct function size calculation. Do not crash on empty function.
4961 (avr_output_function_epilogue): No need for epilogue after a BARRIER.
4963 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
4965 * config/mips/netbsd.h (SUBTARGET_EXTRA_SPECS): Add
4966 netbsd_link_spec and netbsd_entry_point.
4967 (LINK_SPEC): Use %(netbsd_link_spec).
4968 (NETBSD_ENTRY_POINT): Define.
4970 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
4972 * config/sparc/netbsd-elf.h (LINK_ARCH32_SPEC): Only specify
4974 (LINK_ARCH64_SPEC): Likewise.
4975 (LINK_SPEC, NETBSD_ENTRY_POINT): Define.
4976 (SUBTARGET_EXTRA_SPECS): Add netbsd_link_spec and netbsd_entry_point.
4978 2002-06-08 Marc Espie <espie@openbsd.org>
4980 * lists.c (free_list): Fix typo in comment.
4982 2002-06-08 Andreas Jaeger <aj@suse.de>
4984 * lcm.c (optimize_mode_switching): Add unused attribute for
4987 * sched-deps.c (sched_analyze): Remove unused variable.
4989 2002-06-08 Gabriel Dos Reis <gdr@codesourcery.com>
4991 * diagnostic.def: Don't capitalize diagnostict descriptors.
4993 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
4995 * config/m68k/netbsd-elf.h (EXTRA_SPECS): Add netbsd_entry_point.
4996 (LINK_SPEC): Define as NETBSD_LINK_SPEC_ELF.
4997 (NETBSD_ENTRY_POINT): Define.
4999 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
5001 * config/i386/netbsd-elf.h (LINK_SPEC): Define as
5002 NETBSD_LINK_SPEC_ELF.
5003 (SUBTARGET_EXTRA_SPECS): Add netbsd_entry_point.
5004 (NETBSD_ENTRY_POINT): Define.
5005 * config/i386/netbsd64.h (LINK_SPEC): Use %(netbsd_link_spec).
5006 (SUBTARGET_EXTRA_SPECS): Add netbsd_link_spec and
5008 (NETBSD_ENTRY_POINT): Define.
5010 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
5012 * config/alpha/netbsd.h (SUBTARGET_EXTRA_SPECS): Add
5013 netbsd_link_spec and netbsd_entry_point.
5014 (LINK_SPEC): Use %(netbsd_link_spec).
5015 (NETBSD_ENTRY_POINT): Define.
5017 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
5019 * config/netbsd-elf.h (LINK_SPEC): Rename to...
5020 (NETBSD_LINK_SPEC_ELF): ...this. Use %(netbsd_entry_point)
5021 to specify program entry point.
5023 2002-06-07 Jeff Law <law@redhat.com
5025 * emit-rtl.c (init_emit): Add hard registers to regno_reg_rtx.
5026 * combine.c (move_deaths): Use regno_reg_rtx for hard regs rather
5027 than creating a new register.
5028 (distribute_notes): Likewise.
5029 * df.c (df_reg_use_gen): Likewise.
5030 (df_reg_clobber_gen): Likewise.
5031 (df_ref_record): Likewise.
5032 * expr.c (use_regs): Likewise.
5033 * flow.c (propagate_one_insn): Likewise.
5034 (mark_set_1): Likewise.
5035 (mark_used_reg): Likewise.
5036 * reload.c (emit_reload_insns): Likewise.
5038 2002-06-07 Roger Sayle <roger@eyesopen.com>
5040 * simplify-rtx.c (simplify_gen_relational): Simplify RTL of the form
5041 (ne (comp x y) 0) into (comp x y) where comp is a comparison code.
5042 Simplify (eq (comp x y) 0) into (revcomp x y) if the sense of the
5043 comparison code comp can be reversed.
5045 2002-06-07 Roger Sayle <roger@eyesopen.com>
5047 * fold-const.c (fold) [EQ_EXPR]: Place both integer and real
5048 constants last in comparisons. Optimize (x+1.0)>0.0 into the
5049 equivalent x > -1.0 when -ffast-math.
5051 2002-06-07 Jason Thorpe <thorpej@wasabisystems.com>
5053 * config.gcc (mips*-*-netbsd*): Add mips/t-netbsd to ${tmake_file}.
5054 * config/mips/t-netbsd: New file.
5056 2002-06-07 Zack Weinberg <zack@codesourcery.com>
5058 * cppinit.c (COMMAND_LINE_OPTIONS): Give all relevant -W
5059 options their own entries.
5060 (parse_option): Clarify comment.
5061 (cpp_handle_option): Remove 'ignore' parameter and OPT_W
5062 special case. Replace if/strcmp chain for -W options with
5063 use of new OPT_* entries for them.
5064 (cpp_handle_options): Update to match.
5065 * cpplib.h: Remove last parameter to cpp_handle_option from prototype.
5066 * c-decl.c: Update call to cpp_handle_option.
5068 2002-06-07 Akim Demaille <akim@epita.fr>
5070 * gengtype-yacc.y (optionseqopt): Add the ending `;' to the action.
5073 2002-06-07 Jeffrey Law <law@redhat.com>
5075 * sched-deps.c (free_deps): Avoid calling free_INSN_LIST_list
5078 2002-06-07 H.J. Lu (hjl@gnu.org)
5080 * configure.in: Add --enable-__cxa_atexit.
5081 * configure: Regenerated.
5082 * config.in: Likewise.
5084 * defaults.h (DEFAULT_USE_CXA_ATEXIT): New. Defined to be 0 if
5087 2002-06-07 Gabriel Dos Reis <gdr@merlin.nerim.net>
5089 * diagnostic.c (diagnostic_build_prefix): Fix initialization.
5091 2002-06-07 Jason Thorpe <thorpej@wasabisystems.com>
5093 * config/mips/netbsd.h (CACHE_FLUSH_FUNC): Define.
5095 2002-06-07 Jason Merrill <jason@redhat.com>
5097 * cppexp.c (num_equality_op): Use a temporary variable to work
5098 around gcc 3.0.4 bug.
5100 2002-06-07 Gabriel Dos Reis <gdr@codesourcery.com>
5102 * diagnostic.c (diagnostic_build_prefix): Tidy.
5104 2002-06-07 Neil Booth <neil@daikokuya.demon.co.uk>
5106 * cpptrad.c (struct block, BLOCK_HEADER_LEN, BLOCK_LEN,
5107 scan_parameters, save_replacement_text, replacement_length): New.
5108 (scan_out_logical_line): Take a macro and save parameters if
5110 (_cpp_logical_line_trad): Update.
5111 (_cpp_create_trad_definition): Update to handle function-like
5113 * cpplex.c (new_buff): Update.
5114 (struct dummy, DEFAULT_ALIGNMENT, CPP_ALIGN): Move...
5115 * cpphash.h: ...here.
5116 (CPP_ALIGN2, _cpp_save_parameter): New.
5117 * cppmacro.c (save_parameter): Rename, export.
5118 (parse_params): Update.
5120 2002-06-07 Andreas Jaeger <aj@suse.de>
5122 * config/mmix/mmix.c: Remove extra broken prototype for
5123 mmix_init_machine_status.
5125 2002-06-06 Geoffrey Keating <geoffk@redhat.com>
5127 * gengtype.c: Add comments before all the routines.
5129 2002-06-07 Jason Thorpe <thorpej@wasabisystems.com>
5131 * config.gcc (sh5*-*-netbsd*): Remove sh/t-netbsd-sh5-32
5132 from and add t-sh64 to ${tmake_file}.
5133 (sh64*-*-netbsd*): Add t-sh64 to ${tmake_file}.
5134 * config/sh/t-netbsd-sh5 (LIB1ASMFUNCS): Remove.
5135 * config/sh/t-netbsd-sh5-32: Remove.
5136 * config/sh/t-netbsd-sh5-64 (MULTILIB_OPTIONS): Use
5138 (MULTILIB_DIRNAMES): Define.
5140 Thu Jun 6 23:14:46 CEST 2002 Jan Hubicka <jh@suse.cz>
5142 * i386.md (and promoting splitters): Disable QI to SImode promoting
5143 when doing so changes immediate to be 32bit.
5145 * rtl.h (emit_*_scope): Declare.
5146 * emit-rtl.c (emit_*_scope): New global functions.
5147 (try_split): Copy scope.
5148 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
5149 noce_try_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
5150 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
5151 noce_process_if_block, find_cond_trap): Copy scopes.
5152 * recog.c (peephole2_optimize): likewise.
5154 2002-06-06 Jeffrey Law <law@redhat.com>
5156 * h8300.h (OK_FOR_U): Fix thinko exposed by flag checking.
5158 Thu Jun 6 21:06:25 2002 J"orn Rennecke <joern.rennecke@superh.com>
5160 * gengtype-lex.l (INITIAL): New rule for "'"("\\".|[^\\])"'".
5162 2002-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5164 * Makefile.in (TEXI_GCCINSTALL_FILES): Define.
5165 ($(docdir)/gccinstall.info): New target.
5166 (info): Depend on it.
5167 (gccinstall.dvi): New target.
5168 (dvi): Depend on it.
5169 * doc/.cvsignore: Ignore new info files.
5170 * doc/install.texi (@setfilename): Reflect new info filename.
5172 Thu Jun 6 15:57:23 2002 J"orn Rennecke <joern.rennecke@superh.com>
5174 * sh.c (machine_dependent_reorg): Don't set RTX_UNCHANGING_P
5177 Thu Jun 6 07:17:43 2002 Nicola Pero <n.pero@mi.flashnet.it>
5180 * objc/objc-lang.c (LANG_HOOKS_GET_ALIAS_SET): Define to be
5181 c_common_get_alias_set.
5182 (LANG_HOOKS_SAFE_FROM_P): Define to be c_safe_from_p.
5184 2002-06-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
5186 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn): New
5188 * rtl.h (get_first_nonnote_insn, get_last_nonnote_insn): Declare.
5189 * avr/avr.c (avr_output_function_epilogue): Use above to determine
5191 * pa/pa.c (pa_output_function_prologue): Likewise.
5193 2002-06-05 David S. Miller <davem@redhat.com>
5195 * integrate.c (subst_constants): Handle 'B' RTL format.
5197 2002-06-05 Eric Christopher <echristo@redhat.com>
5199 * varasm.c (make_decl_rtl): Fix comment for removed
5202 2002-06-05 Eric Christopher <echristo@redhat.com>
5204 * Makefile.in: Remove missed halfpic bits.
5206 2002-06-05 Eric Christopher <echristo@redhat.com>
5208 * toplev.c: Remove half-pic.
5209 * config/mips/mips.c: Ditto.
5210 * config/mips/mips.h: Ditto. Remove unused defines.
5211 * config/mips/openbsd.h: Update comment to reflect above.
5212 * config/mips/mips.md: Remove half-pic constraints.
5213 * halfpic.h: Delete.
5216 2002-06-05 Jeffrey Law <law@redhat.com>
5218 * pa.h (EXTRA_CONSTRAINT, T case): Further refine so that it
5219 rejects (mem (lo_sum (reg) (unspec))), but will allow
5220 (mem (lo_sum (reg) (symbol_ref)) for PA2.0.
5222 2002-06-05 Neil Booth <neil@daikokuya.demon.co.uk>
5224 * cpphash.h (_cpp_create_definition): Update prototype.
5225 (_cpp_push_text_context, _cpp_create_trad_definition): New.
5226 ( cpp_lex_identifier_trad): New.
5227 (_cpp_set_trad_context): New.
5228 * cppinit.c (cpp_finish_options): Don't conditionalize builtins.
5229 * cpplib.c (SEEN_EOL): Update.
5230 (lex_macro_node): Update for -traditional.
5231 (cpp_push_buffer, _cpp_pop_buffer): Similarly.
5232 * cppmacro.c (_cpp_create_definition): Split into
5233 create_iso_definition() and _cpp_create_trad_definition().
5234 (warn_of_redefinition): Update prototype; handle traditional
5236 (_cpp_push_text_context): New.
5237 * cpptrad.c (skip_whitespace, push_replacement_text): New.
5238 (lex_identifier): Call ht_lookup with correct start.
5239 (_cpp_lex_identifier_tradm _cpp_create_trad_definition,
5240 _cpp_set_trad_context): New.
5241 (scan_out_logical_line): Update to handle changing contexts.
5243 Wed Jun 5 20:42:31 2002 J"orn Rennecke <joern.rennecke@superh.com>
5245 * config.gcc (sh-*-elf*, sh64*-*-elf*): Unify.
5247 * config/sh/t-be (MULTILIB_ENDIAN): Set.
5248 * config/sh/t-le (MULTILIB_ENDIAN): Likewise.
5249 * t-sh (MULTILIB_ENDIAN): Set.
5250 (MULTILIB_OPTIONS): Use it.
5251 * t-sh64 (MULTILIB_OPTIONS): Likewise.
5252 (MULTILIB_DIRNAMES): Likewise.
5254 2002-06-05 Gabriel Dos Reis <gdr@codesourcery.com>
5256 * toplev.h (report_error_function): Remove.
5258 * diagnostic.h (location_t): New datatype.
5259 (text_info): Likewise.
5260 (diagnostic_info): Likewise.
5261 (output_prefix): New macro.
5262 (diagnostic_last_function_changed): Likewise.
5263 (diagnostic_set_last_function): Likewise.
5264 (diagnostic_last_module_changed): Likewise.
5265 (diagnostic_set_last_module): Likewise.
5266 (report_diagnostic): Now macro.
5267 (diagnostic_set_info): Declare.
5269 * diagnostic.c (report_problematic_module): Rename to
5270 diagnostic_repor_current_module.
5271 (set_diagnostic_context): Remove.
5272 (count_error): Rename to diagnostic_error_count.
5273 (error_function_changed): Remove.
5274 (record_last_error_function): Likewise.
5275 (error_module_changed): Likewise.
5276 (record_last_error_module): Likewise.
5277 (context_as_prefix): Rename to diagnostic_build_prefix.
5278 (flush_diagnostic_buffer): Rename to diagnostic_flush_buffer.
5279 (diagnostic_set_info): New function.
5281 * objc/objc-act.c: #include diagnostic.h
5282 (error_with_ivar): Adjust call to count_error.
5283 (warn_with_method): Likewise.
5284 * objc/Make-lang.in (objc-act.o): Depend on diagnostic.h
5286 2002-06-05 Bob Wilson <bob.wilson@acm.org>
5288 * config/xtensa/xtensa.c (xtensa_build_va_list): Use
5289 lang_hooks.types.make_type instead of make_node; set up
5290 __va_list_tag type decl.
5291 (xtensa_builtin_saveregs): Remove broken use of
5292 RTX_UNCHANGING_P and unnecessary use of MEM_IN_STRUCT_P
5293 for saved registers; add varargs alias set.
5295 2002-06-05 Neil Booth <neil@daikokuya.demon.co.uk>
5298 * alpha/gnu.h: Undef TARGET_OS_CPP_BUILTINS.
5299 * i386/beos-elf.h: Use TARGET_OS_CPP_BUILTINS rather than
5300 CPP_PREDEFINES and part of CPP_SPEC.
5301 i386/freebsd-aout.h, i386/gas.h, i386/gnu.h, i386/linux-aout.h,
5302 i386/linux.h, i386/moss.h, i386/xm-vsta.h: Similarly.
5304 Wed Jun 5 15:20:58 CEST 2002 Jan Hubicka <jh@suse.cz>
5306 * reg-stack.c (reg_to_stack): Do not call find_basic_blocks.
5308 2002-06-05 Alan Modra <amodra@bigpond.net.au>
5310 * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Define.
5312 2002-06-04 Zack Weinberg <zack@codesourcery.com>
5314 * gengtype-yacc.y: Make sure all rules end with a semicolon.
5316 2002-06-04 Bob Wilson <bob.wilson@acm.org>
5318 * config/xtensa/xtensa.c (xtensa_init_machine_status): Fix
5319 typo in function prototype and include "ggc.h" header.
5321 2002-06-04 Richard Henderson <rth@redhat.com>
5323 * config/alpha/alpha.c (mode_mask_operand): Simplify without ifdefs.
5324 (print_operand) ['U']: Likewise.
5325 (alpha_expand_unaligned_store): Correct constants for 32-bit cross.
5326 (alpha_expand_unaligned_store_words): Likewise.
5327 (alpha_expand_builtin_vector_binop): Fix typo.
5328 (enum alpha_builtin, code_for_builtin): Add remaining ext, ins, msk,
5329 umulh, and cix insns.
5330 (one_arg_builtins): Add cix builtins.
5331 (two_arg_builtins): Add ext, ins, msk, umulh builtins.
5332 (alpha_expand_builtin): Fix typo in arity.
5333 * config/alpha/alpha.md (UNSPEC_CTLZ, UNSPEC_CTPOP): New.
5334 (builtin_extbl, builtin_extwl, builtin_extll, builtin_extwh,
5335 builtin_extlh, builtin_insbl, builtin_inswl, builtin_insll,
5336 builtin_insql, builtin_inswh, builtin_inslh, builtin_insqh,
5337 builtin_mskbl, builtin_mskwl, builtin_mskll, builtin_mskql,
5338 builtin_mskwh, builtin_msklh, builtin_mskqh, builtin_cttz,
5339 builtin_ctlz, builtin_ctpop): New.
5340 * doc/extend.texi (Alpha Built-in Functions): Update.
5342 2002-06-04 Geoffrey Keating <geoffk@redhat.com>
5344 * gengtype.c (write_gc_root): Don't unnecessarily prevent
5345 global variable-length arrays being roots.
5347 * config.gcc (powerpc-*-darwin*): Set config_gtfiles.
5348 * configure.in (config_gtfiles): New variable.
5349 (all_gtfiles): Initialise from config_gtfiles.
5350 * configure: Regenerate.
5352 2002-06-04 Neil Booth <neil@daikokuya.demon.co.uk>
5355 * beos-elf.h, cygwin.h, djgpp.h, gas.h, gnu.h, i386-interix.h,
5356 i386-interix3.h, i386elf.h, linux-aout.h, linux.h, linux64.h,
5357 mingw32.h, netbsd-elf.h, netbsd.h, netbsd64.h, rtemself.h,
5358 sco5.h, sol2.h, sysv3.h, sysv4.h, sysv5.h, uwin.h, vxi386.h,
5359 win32.h (CPP_SPEC): Remove cpp_cpu.
5360 * i386.h (TARGET_CPU_CPP_BUILTINS): Use.
5361 (CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Die!
5363 2002-06-04 Janis Johnson <janis187@us.ibm.com>
5365 * config/ia64/ia64.c (gen_thread_pointer): Fix variable name.
5367 2002-06-04 Jeff Law <law@redhat.com.
5368 David Edelsohn <edelsohn@gnu.org>
5369 Michael Matz <matz@kde.org>
5371 * sched-int.h (struct deps): New field libcall_block_tail_insn.
5372 * sched_deps.c (init_deps): Initialize libcall_block_tail_insn.
5373 * sched_deps.c (sched_analyze_insn): If libcall_block_tail_insn
5374 is set, then mark the current insn as being part of a libcall
5376 (sched_analyze): Set and clear libcall_block_tail_insn appropriately.
5378 * haifa-sched.c (schedule_block): Do not count USE or CLOBBER
5379 insns against the issue rate.
5381 Tue Jun 4 19:29:42 CEST 2002 Jan Hubicka <jh@suse.cz>
5383 * cfglayout.c (duplicate_insn_chain): Kill NOTE_INSN_RANGE notes.
5384 * final.c (final_scan_insn): Likewise.
5385 * ggc-common.c (ggc_mark_rtx_children_1): Likewise; use
5386 NOTE_EXPECTED_VALUE instead of NOTE_RANGE.
5387 * haifa-sched.c (unlink_other_notes): Likeewise.
5388 (reemit_notes): Likewise.
5389 * print-rtl.c (print_rtx): Likewise.
5390 * sched-deps (sched-analyze): Likewise.
5391 * rtl.c (note_insn_name): Likewise.
5392 * rtl.h (NOTE_RANGE_INFO, NOTE_LIVE_INFO): Kill.
5393 (enum insn_note): Kill NOTE_INSN_RANGE_*, NOTE_INSN_LIVE.
5396 2002-06-04 Jason Thorpe <thorpej@wasabisystems.com>
5398 * varasm.c (mark_constants): Handle RTX format 'B'.
5400 2002-06-04 Neil Booth <neil@daikokuya.demon.co.uk>
5402 * cpphash.h (FIRST, LAST, CUR, RLIMIT): New.
5403 (struct cpp_context): Add traditional fields.
5404 * cppmacro.c (paste_all_tokens, push_ptoken_context,
5405 push_token_context, cpp_get_token, _cpp_backup_tokens): Update.
5406 * cpptrad.c (skip_comment, lex_identifier,
5407 _cpp_read_logical_line_trad, scan_out_logical_line): Update.
5409 2002-06-04 Kazu Hirata <kazu@cs.umass.edu>
5411 * gbl-ctors.h: Fix formatting.
5413 * gccspec.c: Likewise.
5415 * gcov-io.h: Likewise.
5417 * ggc-common.c: Likewise.
5419 * ggc-page.c: Likewise.
5420 * ggc-simple.c: Likewise.
5421 * global.c: Likewise.
5422 * graph.h: Likewise.
5423 * gthr-dce.h: Likewise.
5425 * gthr-posix.h: Likewise.
5426 * gthr-rtems.h: Likewise.
5427 * gthr-solaris.h: Likewise.
5428 * gthr-win32.h: Likewise.
5430 2002-06-03 Geoffrey Keating <geoffk@redhat.com>
5432 Merge from pch-branch:
5434 * gengtype.h (UNION_OR_STRUCT_P): New macro.
5435 * gengtype.c (write_gc_structure_fields): Use it.
5436 (write_gc_root): Use it here too.
5438 * gengtype.c (write_gc_structure_fields): Assume that lengths
5439 of typenames fit into an 'int'; don't pass a size_t to "%d" in
5441 (write_gc_marker_routine_for_structure): Likewise.
5442 (write_gc_types): Likewise.
5443 (write_gc_root): Likewise.
5445 * varray.h (VARRAY_CLEAR): New.
5446 (varray_clear): Prototype.
5447 * varray.c (varray_clear): New.
5448 * cselib.c (reg_values_old): New.
5449 (used_regs_old): New.
5450 (cselib_init): Use cached varrays if available to avoid
5451 generating large amounts of garbage.
5452 (cselib_finish): Don't throw away old varrays.
5454 * final.c (insn_addresses_): Move out of ifdef.
5456 * varray.c (uses_ggc): Make more varray kinds GCable.
5457 * varray.h (union varray_data_tag): Let gengtype see
5458 fields 'generic' and 'te'.
5459 * reg-stack.c: Include gt-reg-stack.h, ggc.h.
5460 (stack_regs_mentioned_data): Move out of ifdef; mark with gengtype.
5461 (reg_to_stack): Don't call VARRAY_FREE.
5462 * insn-addr.h (INSN_ADDRESSES_FREE): Don't use VARRAY_FREE.
5463 (insn_addresses_): Use gengtype to mark.
5464 * gengtype.c (write_gc_structure_fields): Handle arrays of generic
5465 pointers; handle generic pointers in unused union fields.
5466 (get_output_file_with_visibility): Include cselib.h,
5467 insn-addr.h in gtype-desc.c.
5468 * function.c (prologue): Use gengtype to mark.
5469 (epilogue): Likewise.
5470 (sibcall_epilogue): Likewise.
5471 * dependence.c: Include gt-dependence.h, ggc.h.
5472 (struct def_use): Use gengtype to mark.
5473 (struct loop): Likewise.
5474 (struct induction): Likewise.
5475 (struct dependence): Likewise.
5476 (def_use_chain): Likewise.
5477 (dep_chain): Likewise.
5478 (loop_chain): Likewise.
5479 (induction_chain): Likewise.
5480 (init_dependence_analysis): Don't free anything, just clear pointers.
5481 (build_def_use): Use GGC to allocate def_use.
5482 (add_loop): Use GGC to allocate loop.
5483 (find_induction_variable): Use GGC to allocate induction.
5484 (check_node_dependence): Use GGC to allocate induction, dependence.
5485 (dump_node_dependence): Don't free varrays.
5486 (end_dependence_analysis): Likewise.
5487 * cselib.h (struct cselib_val_struct): Use gengtype to mark.
5488 (struct elt_loc_list): Likewise.
5489 (struct elt_list): Likewise.
5490 * cselib.c: Don't include obstack.h.
5491 (hash_table): Use gengtype to mark.
5492 (reg_values): Use gengtype to mark.
5493 (used_regs): Use gengtype to mark.
5494 (cselib_obstack): Delete.
5495 (cselib_startobj): Delete.
5496 (empty_vals): Mark as deletable.
5497 (empty_elt_lists): Mark as deletable.
5498 (empty_elt_loc_lists): Mark as deletable.
5499 (new_elt_list): Use GGC to allocate struct elt_list.
5500 (new_elt_loc_list): Use GGC to allocate struct elt_loc_list.
5501 (clear_table): Don't delete obstack; don't unnecessarily clear
5502 deletable variables.
5503 (new_cselib_val): Use GGC to allocate struct cselib_val.
5504 (cselib_init): Don't set up obstacks. Use GGC to allocate
5506 (cselib_finish): Just clear variables, don't free anything.
5507 * Makefile.in (cselib.o): Remove dependency on $(OBSTACK_H).
5508 (reg-stack.o): Add dependency on gt-reg-stack.h, $(GGC_H).
5509 (dependence.o): Add dependency on gt-dependence.h, $(GGC_H).
5510 (GTFILES): Add insn-addr.h, cselib.h, dependence.c, reg-stack.c.
5511 (gt-reg-stack.h): New rule.
5512 (gt-dependence.h): New rule.
5513 (gtype-desc.o): Add cselib.h, insn-addr.h.
5515 * varray.c: Use only necessary headers.
5516 (element_size): New.
5518 (varray_init): Take type, not size. Use GGC if appropriate.
5519 (varray_grow): Update for change to struct varray_head_tag.
5520 Use GGC if appropriate.
5521 * varray.h (struct const_equiv_data): Use gengtype.
5522 (enum varray_data_enum): New.
5523 (union varray_data_tag): Use gengtype.
5524 (struct varray_head_tag): Use gengtype. Replace size field with
5525 enum varray_data_enum.
5526 (varray_init): Update prototype.
5527 (VARRAY_SCHED_INIT): Delete.
5528 (VARRAY_*_INIT): Update for change to varray_init.
5529 (VARRAY_SCHED): Delete.
5530 (VARRAY_PUSH_SCHED): Delete.
5531 (VARRAY_TOP_SCHED): Delete.
5532 * tree.h: Update for change to length specifier.
5533 * tree-inline.c (optimize_inline_calls): Don't use VARRAY_FREE.
5534 (clone_body): Likewise.
5535 * ssa.h (ssa_definition): Use gengtype to mark.
5536 * ssa.c (convert_from_ssa): Don't use VARRAY_FREE.
5537 * ssa-dce.c (ssa_eliminate_dead_code): Don't use VARRAY_FREE.
5538 * rtl.h (struct rtvec_def): Update for change to length specifier.
5539 * integrate.c (expand_inline_function): Don't use VARRAY_FREE.
5540 (struct initial_value_struct): Update for change to length specifier.
5541 * ggc.h (ggc_add_rtx_varray_root): Delete prototype.
5542 (ggc_add_tree_varray_root): Delete prototype.
5543 (ggc_mark_rtx_varray): Delete prototype.
5544 (ggc_mark_tree_varray): Delete prototype.
5545 * ggc-common.c (ggc_add_rtx_varray_root): Delete.
5546 (ggc_add_tree_varray_root): Delete.
5547 (ggc_mark_rtx_varray): Delete.
5548 (ggc_mark_tree_varray): Delete.
5549 (ggc_mark_rtx_varray_ptr): Delete.
5550 (ggc_mark_tree_varray_ptr): Delete.
5551 * gengtype.h (enum typekind): Remove TYPE_VARRAY.
5552 (create_varray): Delete prototype.
5553 * gengtype.c (varrays): Delete.
5554 (create_varray): Delete.
5555 (adjust_field_type): Detect array of string pointers.
5556 (process_gc_options): Remove code to handle varray_type option.
5557 (set_gc_used_type): Remove TYPE_VARRAY case.
5558 (output_escaped_param): New.
5559 (write_gc_structure_fields): Use output_escaped_param on all
5560 parameters. Handle 'skip' with 'use_param' option. Handle
5561 arrays of strings. Remove TYPE_VARRAY handling.
5562 (write_gc_roots): Use boolean to detect 'length' option.
5563 * gengtype-yacc.y (VARRAY_TYPE): Delete token.
5564 (struct_fields): Call adjust_field_type on array fields.
5565 (type): Remove VARRAY_TYPE case.
5566 (type_option): Likewise.
5567 * gengtype-lex.l: Don't consider varray_type a keyword.
5568 * function.h: Update for change to length specifier.
5569 (free_eh_status): Delete prototype.
5570 * function.c (free_after_compilation): Don't call free_eh_status.
5571 (reorder_blocks): Don't use VARRAY_FREE.
5572 * except.c (struct eh_status): Update for change to length specifier.
5573 remove varray_type specifier.
5574 (free_eh_status): Delete.
5575 * dwarf2out.c: Include gt-dwarf2out.h.
5576 (used_rtx_varray): Use gengtype to mark, move
5578 (incomplete_types): Likewise.
5579 (decl_scope_table): Likewise.
5580 (dwarf2out_init): Don't call ggc_add_tree_varray_root.
5581 * cfglayout.c (scope_to_insns_finalize): Don't use VARRAY_FREE.
5582 * c-tree.h (struct lang_type): Update for change to length specifier.
5583 * c-parse.in (yylexstring): Don't use VARRAY_FREE.
5584 * c-objc-common.c: Include gt-c-objc-common.h.
5585 (deferred_fns): Mark for gengtype.
5586 (c_objc_common_init): Don't call ggc_add_tree_varray_root.
5587 (expand_deferred_fns): Just set deferred_fns to 0 to free it.
5588 * Makefile.in (c-objc-common.o): Add gt-c-objc-common.h.
5589 (gtype-desc.o): Update dependencies.
5590 (dwarf2out.o): Add gt-dwarf2out.h.
5591 (varray.o): Update dependencies.
5592 (GTFILES): Add varray.h, ssa.h, dwarf2out.c, c-objc-common.c.
5593 (gt-c-objc-common.h): New rule.
5594 (gt-dwarf2out.h): New rule.
5595 * objc/objc-act.c (build_objc_string_object): Don't use VARRAY_FREE.
5597 * doc/gty.texi (GTY Options): Correct spelling.
5598 (GGC Roots): Likewise.
5599 * Makefile.in (TEXI_CPP_FILES): New.
5600 (TEXI_GCC_FILES): New.
5601 (TEXI_GCCINT_FILES): New.
5602 (TEXI_CPPINT_FILES): New.
5603 ($(docdir)/cpp.info): Use new macros.
5604 ($(docdir)/gcc.info): Likewise.
5605 ($(docdir)/gccint.info): Likewise.
5606 ($(docdir)/cppinternals.info): Likewise.
5607 (cpp.dvi): Likewise.
5608 (gcc.dvi): Likewise.
5609 (gccint.dvi): Likewise.
5610 (cppinternals.dvi): Likewise.
5612 * Makefile.in ($(docdir)/gccint.info): Depend on gty.texi.
5613 * doc/gccint.texi (Top): Include gty.texi.
5614 * doc/gty.texi: New file.
5616 * bitmap.c: Include ggc.h, gt-bitmap.h.
5617 (bitmap_ggc_free): New.
5618 (bitmap_elem_to_freelist): New.
5619 (bitmap_element_free): Use bitmap_elem_to_freelist.
5620 (bitmap_element_allocate): Allow use of GGC.
5621 (bitmap_clear): Use bitmap_elem_to_freelist.
5622 (bitmap_copy): Update for change to bitmap_element_allocate.
5623 (bitmap_set_bit): Likewise.
5624 (bitmap_operation): Update for changes elsewhere.
5625 (bitmap_initialize): Allow to create bitmaps that will use GGC.
5626 * bitmap.h (struct bitmap_element_def): Use gengtype.
5627 (struct bitmap_head_def): Likewise. Also add 'using_obstack' field.
5628 (bitmap_initialize): Add extra parameter.
5629 (BITMAP_OBSTACK_ALLOC): Update for change to bitmap_initialize.
5630 (BITMAP_ALLOCA): Delete.
5631 (BITMAP_XMALLOC): Update for change to bitmap_initialize.
5632 (BITMAP_GGC_ALLOC): New.
5633 * Makefile.in (gtype-desc.o): Add bitmap.h.
5634 (bitmap.o): Add gt-bitmap.h, $(GGC_H).
5635 (GTFILES): Add bitmap.c.
5636 (gt-bitmap.h): New rule.
5637 ($(HOST_PREFIX_1)bitmap.o): Add gt-bitmap.h.
5638 * basic-block.h: Update for changes to bitmap_initialize.
5639 * except.c (exception_handler_label_map): Move into...
5640 (struct eh_status): Here.
5641 (struct eh_region): Make 'aka' GCable.
5642 (free_eh_status): Don't need to specially handle
5643 exception_handler_label_map.
5644 (add_ehl_entry): Update for changes to exception_handler_label_map.
5645 (find_exception_handler_labels): Likewise.
5646 (remove_exception_handler_label): Likewise.
5647 (maybe_remove_eh_handler): Likewise.
5648 (for_each_eh_label): Likewise.
5649 (remove_eh_handler): Allocate 'aka' using GGC.
5650 * gengtype.c (get_output_file_with_visibility): Add bitmap.h
5651 to list of includes.
5653 * gengtype.c (write_gc_marker_routine_for_structure): Name
5654 the routines 'gt_ggc_mx_*' instead of 'gt_ggc_m_*'.
5655 (write_gc_types): Arrange for the tests with NULL to be inlined.
5656 (write_gc_roots): Update uses of procedure pointers.
5657 * ggc-common.c (gt_ggc_mx_rtx_def): Rename from gt_ggc_m_rtx_def.
5659 * Makefile.in (explow.o): Add dependency on gt-explow.h.
5660 (sdbout.o): Add dependency on gt-sdbout.h.
5662 * emit-rtl.c (const_int_htab): Use gengtype to clear unused entries.
5663 (mem_attrs_htab): Likewise.
5664 (init_emit_once): Don't call ggc_add_deletable_htab.
5665 * fold-const.c (size_htab): Use gengtype to clear unused entries.
5666 (size_int_type_wide): Don't call ggc_add_deletable_htab.
5667 * gengtype.c (finish_root_table): Add LASTNAME and TNAME
5668 parameters, use them, change callers.
5669 (write_gc_root): Add IF_MARKED parameter, use it, change callers.
5670 (write_gc_roots): Handle 'if_marked' option.
5671 (main): Don't need to call set_gc_used_type any more.
5672 * ggc.h (ggc_htab_marked_p): Delete.
5673 (ggc_htab_mark): Delete.
5674 (struct ggc_cache_tab): New.
5675 (gt_ggc_cache_rtab): New declaration.
5676 * ggc-common.c (struct d_htab_root): Delete.
5677 (d_htab_roots): Delete.
5678 (ggc_add_deletable_htab): Delete.
5679 (ggc_htab_delete): Handle new htab-deleting mechanism.
5680 (ggc_mark_roots): Use new htab-deleting mechanism.
5681 * tree.c (type_hash_table): Use gengtype to clear unused entries.
5683 (init_obstacks): Don't call ggc_add_deletable_htab.
5685 * objc/objc-act.h (struct hashed_attribute): Use gengtype.
5686 (struct hashed_entry): Likewise.
5687 (nst_method_hash_list): Likewise.
5688 (cls_method_hash_list): Likewise.
5689 (HASH_ALLOC_LIST_SIZE): Delete.
5690 (ATTR_ALLOC_LIST_SIZE): Delete.
5691 * objc/objc-act.c (hash_init): Use ggc to allocate
5692 nst_method_hash_list, cls_method_hash_list.
5693 (hash_enter): Use ggc to allocate; allocate one entry at a time.
5694 (hash_add_attr): Likewise.
5695 (ggc_mark_hash_table): Delete.
5696 (objc_act_parse_init): Delete.
5697 (objc_init): Delete reference to objc_act_parse_init.
5698 * tlink.c: Replace hash.h with hashtab.h. Explicitly include
5699 obstack.h. Replace references to 'struct hash_table' with htab_t.
5700 (struct symbol_hash_entry): Replace hash header with key field.
5701 (struct file_hash_entry): Replace hash header with key field.
5702 (struct demangled_hash_entry): Replace hash header with key field.
5703 (hash_string_eq): New.
5704 (hash_string_hash): New.
5705 (symbol_hash_newfunc): Delete.
5706 (symbol_hash_lookup): Modify to use htab_t.
5707 (file_hash_newfunc): Delete.
5708 (file_hash_lookup): Modify to use htab_t.
5709 (demangled_hash_newfunc): Delete.
5710 (demangled_hash_lookup): Modify to use htab_t.
5711 (tlink_init): Modify to use htab_t.
5714 * ggc.h: Delete forward structure declarations.
5715 Delete prototypes for deleted functions.
5716 * ggc-common.c: Don't include hash.h.
5717 (ggc_add_tree_hash_table_root): Delete.
5718 (ggc_mark_tree_hash_table_entry): Delete.
5719 (ggc_mark_tree_hash_table): Delete.
5720 (ggc_mark_tree_hash_table_ptr): Delete.
5721 * gengtype.c (write_gc_structure_fields): Allow param_is option.
5722 (write_gc_marker_routine_for_structure): Use visibility of
5723 the parameter if there is one.
5724 * function.c: Replace hash.h with hashtab.h. Replace references
5725 to 'struct hash_table *' with htab_t.
5726 (struct insns_for_mem_entry): Include a plain key.
5727 (fixup_var_refs_insns_with_hash): Update to use htab_t.
5728 (insns_for_mem_newfunc): Delete.
5729 (insns_for_mem_hash): Update to use htab_t.
5730 (insns_for_mem_comp): Likewise.
5731 (insns_for_mem_walk): Likewise.
5732 * c-lang.c: Include ggc.h.
5733 * Makefile.in (OBJS): Remove hash.o.
5734 (c-lang.o): Add GGC_H.
5735 (COLLECT2_OBJS): Remove hash.o.
5736 (tlink.o): Remove hash.h, add HASHTAB_H and OBSTACK_H.
5737 (ggc-common.o): Remove hash.h.
5738 (function.o): Remove hash.h, add HASHTAB_H.
5739 (genautomata.o): Remove hash.h, add HASHTAB_H.
5741 * varasm.c (mark_const_str_htab_1): Delete.
5742 (mark_const_str_htab): Delete.
5743 (const_str_htab_del): Delete.
5744 (const_str_htab): Use gengtype to mark.
5745 (init_varasm_once): Use gengtype to mark hashtables. Use GC to
5747 * tree.c (mark_tree_hashtable_entry): Delete.
5748 (mark_tree_hashtable): Delete.
5749 * tree.h (mark_tree_hashtable): Delete prototype.
5750 * ggc.h (ggc_test_and_set_mark): Treat (void *)1 like NULL.
5751 (ggc_mark): Likewise.
5753 (htab_create_ggc): New.
5754 * ggc-common.c (ggc_calloc): New.
5755 * gengtype.h (enum typekind): Add TYPE_PARAM_STRUCT.
5756 (struct type): Add param_struct structure.
5757 * gengtype.c (param_structs): New.
5758 (adjust_field_type): Handle param_is option.
5759 (set_gc_used_type): Handle TYPE_PARAM_STRUCT.
5760 (get_output_file_with_visibility): Include hashtab.h in gtype-desc.c.
5761 (write_gc_structure_fields): Add new PARAM parameter. Update
5762 callers. Handle use_param option. Handle TYPE_PARAM_STRUCT.
5763 (write_gc_marker_routine_for_structure): Add new PARAM parameter.
5764 Use it to generate function name. Update callers.
5765 (write_gc_types): Add new PARAM_STRUCTS parameter. Update callers.
5767 (write_gc_roots): Handle TYPE_PARAM_STRUCT. Allow param_is
5769 (main): Define PTR as pointer-to-scalar. Don't specially
5770 mark deferred_string or ehl_map_entry.
5771 * gengtype-yacc.y (PARAM_IS): Add new token.
5772 (externstatic): Use adjust_field_type.
5773 (type_option): Add PARAM_IS.
5774 * gengtype-lex.l: Add rule for typedef of function pointers.
5775 Add rule for PARAM_IS.
5776 (IWORD): Add size_t.
5777 * except.c (exception_handler_label_map): Use gengtype to mark.
5778 (type_to_runtime_map): Likewise.
5779 (mark_ehl_map_entry): Delete.
5780 (mark_ehl_map): Delete.
5781 (init_eh): Use gengtype for roots; use GC to allocate hash tables.
5782 (t2r_mark_1): Delete.
5784 * Makefile.in (gtype-desc.o): Correct dependencies.
5785 (GTFILES): Add hashtab.h.
5786 (genautomata.o): Actually uses hashtab.h.
5788 * Makefile.in (stringpool.o): Add $(GGC_H).
5789 (dwarf2asm.o): Likewise.
5790 (GTFILES): Add hashtable.h.
5791 * c-common.h (struct c_common_identifier): Use gengtype.
5792 * c-decl.h (c_mark_tree): Delete.
5793 * c-lang.c (LANG_HOOKS_MARK_TREE): Delete.
5794 * c-tree.h (struct lang_identifier): Use gengtype.
5795 (union lang_tree_node): New.
5796 (c_mark_tree): Delete prototype.
5797 * dwarf2out.c [!DWARF2_DEBUGGING_INFO]: Define dummy
5799 * gengtype-lex.l (IWORD): Allow 'bool'.
5801 * gengtype-yacc.y (ALIAS): New token.
5802 (type_option): New rule.
5803 (option): Use type_option.
5804 * gengtype.c (process_gc_options): New.
5805 (set_gc_used_type): Use it.
5806 (write_gc_structure_fields): Add 'bitmap' parameter, change callers.
5807 Add new variable 't' to hold the type of the field being processed.
5808 Add more error checking. Use UNION_P when looking at 'desc' option.
5809 Handle language-specific structures containing other
5810 language-specific structures.
5811 (write_gc_types): Handle 'ptr_alias' option.
5812 (main): Don't need to specially output lang_type, lang_decl, lang_id2.
5813 * ggc-common.c (ggc_pending_trees): Delete.
5814 (ggc_mark_roots): Don't manipulate ggc_pending_trees.
5815 (ggc_mark_trees): Delete.
5816 (gt_ggc_m_tree_node): Delete.
5817 * ggc.h (ggc_pending_trees): Delete.
5818 (ggc_mark_tree): Make alias of gt_ggc_m_tree_node.
5819 * hashtable.h (ht_identifier): Use gengtype.
5820 * langhooks-def.h (LANG_HOOKS_MARK_TREE): Delete.
5821 * langhooks.h (struct lang_hooks): Delete mark_tree.
5822 * sdbout.c [! SDB_DEBUGGING_INFO]: Define dummy sdb_debug_hooks
5824 * system.h: Poison LANG_HOOKS_MARK_TREE.
5825 * tree.c (tree_node_structure): New.
5826 * tree.h (struct tree_common): Use gengtype.
5827 (struct tree_int_cst): Likewise.
5828 (struct tree_real_cst): Likewise.
5829 (struct tree_string): Likewise.
5830 (struct tree_complex): Likewise.
5831 (struct tree_vector): Likewise.
5832 (struct tree_identifier): Likewise.
5833 (struct tree_list): Likewise.
5834 (struct tree_vec): Likewise.
5835 (struct tree_exp): Likewise.
5836 (struct tree_block): Likewise.
5837 (struct tree_type): Likewise.
5838 (struct tree_decl): Likewise.
5839 (enum tree_structure_enum): New.
5840 (union tree_node): Use gengtype, with an alias.
5841 (tree_node_structure): Prototype.
5842 * objc/objc-lang.c (LANG_HOOKS_MARK_TREE): Delete.
5844 Merge to tag pch-merge-20020430. The LANG_HOOKS_FUNCTION_MARK
5845 macro was deleted. The LANG_HOOKS_FUNCTION_FREE macro was renamed
5846 to LANG_HOOKS_FUNCTION_FINAL.
5847 * Makefile.in (GTFILES): Add bitmap.h.
5848 * except.c (struct eh_region): Mark field 'aka' to be skipped.
5850 * config/alpha/alpha.c [TARGET_ABI_UNICOSMK]
5851 (alpha_init_machine_status): Give proper type.
5852 * Makefile.in (c-lang.o): Depend on gtype-c.h.
5853 (optabs.o): Depend on gt-optabs.h.
5854 (GTFILES): Add optabs.o.
5855 (gt-optabs.h): Add rule.
5856 * optabs.c: Include gt-optabs.h.
5858 * gengtype.c (set_gc_used_type): Correct some errors in last change.
5859 (write_gc_structure_fields): If a field which should be NULL is
5861 * c-pragma.c: Move struct align_stack and variable alignment_stack
5864 * config/xtensa/t-xtensa: Add dependencies for gt-xtensa.h.
5865 * config/xtensa/xtensa.c: Include gt-cris.h.
5866 (struct machine_function): Use gengtype to mark.
5867 * config/mmix/mmix.h (struct machine_function): Use gengtype
5869 * config/cris/t-cris: Add dependencies for gt-cris.h.
5870 * config/cris/cris.c: Include gt-cris.h.
5871 (struct machine_function): Use gengtype to mark.
5872 * config/rs6000/rs6000.h (struct machine_function): Use gengtype
5874 * doc/tm.texi (Per-Function Data): Delete references to
5875 mark_machine_status.
5876 * config/ia64/ia64.c (ia64_override_options): Don't set
5877 mark_machine_status.
5878 * config/i386/i386.c (override_options): Likewise.
5879 * config/d30v/d30v.c (d30v_init_expanders): Likewise.
5880 * config/arm/arm.c (arm_init_expanders): Likewise.
5881 * config/alpha/alpha.c (override_options): Likewise.
5882 * gengtype.h (enum gc_used_enum): Add GC_MAYBE_POINTED_TO.
5883 * gengtype.c (set_gc_used_type): Handle 'maybe_null' option.
5884 (write_gc_structure_fields): Don't handle 'really' option.
5885 Handle 'maybe_null' option.
5886 (write_gc_types): Handle 'maybe_null' option.
5887 * function.h (struct function): Don't use "really".
5888 (mark_machine_status): Delete declaration.
5889 (mark_lang_status): Delete declaration.
5890 (gt_ggc_mr_machine_function): Delete prototype.
5891 (gt_ggc_mr_language_function): Delete prototype.
5892 * function.c (mark_machine_status): Delete.
5893 (mark_lang_status): Delete.
5894 (gt_ggc_mr_machine_function): Delete.
5895 (gt_ggc_mr_language_function): Delete.
5896 * c-tree.h (mark_c_function_context): Delete prototype.
5897 * c-objc-common.c (c_objc_common_init): Don't set mark_lang_status.
5898 * c-decl.c (struct language_function): Rename from struct
5899 c_language_function. Update uses. Use gengtype to mark.
5900 (mark_c_function_context): Delete.
5901 * c-common.h (struct c_language_function): Rename from struct
5903 (mark_stmt_tree): Delete prototype.
5904 (c_mark_lang_decl): Delete prototype.
5905 (mark_c_language_function): Delete prototype.
5906 * c-common.c (mark_stmt_tree): Delete.
5907 (c_mark_lang_decl): Delete.
5908 (mark_c_language_function): Delete.
5910 * gengtype.h (enum typekind): Add TYPE_LANG_STRUCT.
5911 (lang_bitmap): New typedef. Use where appropriate.
5912 (struct type): Add gc_used field, lang_struct field.
5913 (UNION_P): New macro.
5914 (new_structure): New prototype.
5915 (find_structure): Remove 'pos' parameter. Change all callers.
5916 * gengtype-lex.l: Update for changes to find_structure.
5917 * gengtype-yacc.y (typedef_struct): Use new_structure.
5918 (yacc_ids): Suppress warning.
5919 (type): Use new_structure.
5920 * gengtype.c (string_type): Update for changes to struct type.
5921 (find_structure): Just find a structure, don't worry about
5923 (new_structure): New.
5924 (note_yacc_type): Use new_structure.
5925 (set_gc_used_type): New.
5927 (write_gc_structure_fields): Allow for pointers to TYPE_LANG_STRUCT.
5928 (write_gc_types): Handle TYPE_LANG_STRUCT.
5929 (write_gc_marker_routine_for_structure): New.
5930 (main): Call set_gc_used. Add some calls to set_gc_used_type
5931 for places where GCC doesn't use gengtype properly yet.
5932 * ggc.h (gt_ggc_m_rtx_def): Don't prototype.
5933 (gt_ggc_m_tree_node): Likewise.
5935 * varasm.c (copy_constant): Call expand_constant if we hit
5936 something we can't recognise.
5938 * ggc-common.c (ggc_mark_rtvec_children): Delete.
5939 (ggc_mark_rtx_children): Use generic name for ggc_mark_rtvec.
5940 (lang_mark_false_label_stack): Delete.
5941 * rtl.h (struct rtvec_def): Use gengtype to mark.
5942 * ggc.h (ggc_mark_rtvec): Delete.
5943 (gt_ggc_m_rtvec_def): Delete.
5944 (ggc_mark_nonnull_tree): Delete.
5945 (ggc_mark_rtvec_children): Delete prototype.
5946 (lang_mark_false_label_stack): Delete declaration.
5948 * gengtype.h (note_yacc_type): Add prototype.
5949 * gengtype.c (note_yacc_type): New function.
5950 * gengtype-lex.l: Add lexer support for yacc files.
5951 * gengtype-yacc.y (start): Extract union from yacc files.
5952 (yacc_union): New rule.
5953 (yacc_typematch): New rule.
5954 (yacc_ids): New rule.
5955 (enum_items): Tweak for efficiency.
5956 (optionseq): Likewise.
5958 * c-common.h (struct language_function): Use gengtype.
5959 (struct c_lang_decl): Likewise.
5960 * c-tree.h (struct lang_decl): Likewise.
5961 (struct lang_type): Likewise.
5962 * c-decl.c (lang_mark_tree): Use generated marker routines to mark
5963 tree language substructures.
5965 * stringpool.c (mark_ident): Replace ggc_mark_nonnull_tree with
5967 * dwarf2asm.c (mark_indirect_pool_entry): Likewise.
5969 * varasm.c (struct rtx_const): Remove 'skip' tags for scalar arrays.
5971 * stmt.c (struct nesting): Add discriminator. Use gengtype to
5972 mark. Remove 'data.block.cleanup_ptr' field.
5973 (struct stmt_status): Use usual technique to mark struct nesting.
5974 (gt_ggc_mr_nesting_cond): Delete.
5975 (gt_ggc_mr_nesting_loop): Delete.
5976 (gt_ggc_mr_nesting_block): Delete.
5977 (gt_ggc_mr_nesting_case_stmt): Delete.
5978 (expand_start_cond): Set discriminator.
5979 (expand_start_loop): Likewise.
5980 (expand_start_null_loop): Likewise.
5981 (expand_start_bindings_and_block): Set discriminator. Don't set
5983 (expand_decl_cleanup): Replace 'cleanup_ptr' with
5984 &thisblock->data.block.cleanups.
5985 (expand_start_case): Set discriminator.
5986 (expand_start_case_dummy): Set discriminator.
5988 * ggc-callbacks.c: Remove.
5990 * gengtype.h (struct type): Add 'u.s.bitmap' field.
5991 (find_structure): Add 'pos' parameter.
5992 * gengtype-lex.l: Update callers to find_structure.
5993 * gengtype-yacc.y: Likewise.
5994 * gengtype.c (find_structure): Allow for structures to be defined
5995 in multiple language backends.
5996 (get_output_file_with_visibility): Include debug.h in gtype-desc.c.
5997 (counter): Rename to gc_counter.
5998 (write_gc_structure_fields): Fail when writing out fields for
5999 an incomplete structure. Ignore arrays of scalars. Handle
6001 (write_gc_types): Reset counter for each procedure written.
6003 * stmt.c (add_case_node): Use GGC to allocate struct case_node.
6004 (free_case_nodes): Delete.
6005 (expand_end_case_type): Delete call to free_case_nodes.
6007 * Makefile.in (cselib.o): Include gt-<filename>.h.
6009 (profile.o): Likewise.
6010 (alias.o): Likewise.
6011 (GTFILES): Add alias.c, cselib.c, gcse.c, profile.c, and
6012 alphabetize backend files.
6013 (gt-alias.h, gt-cselib.h, gt-gcse.h, gt-profile.h): New rules.
6014 * alias.c: Use gengtype for roots.
6015 * c-common.h (struct stmt_tree_s): Use gengtype.
6016 * c-decl.c: Use gengtype for roots.
6017 * cselib.c: Use gengtype for roots.
6018 * expr.c: Use gengtype for roots.
6019 * fold-const.c: Use gengtype for roots.
6020 * gcse.c: Use gengtype for roots.
6021 * gengtype-lex.l: Handle typedefs of function types.
6022 Allow for empty array bounds.
6023 Allow processing to stop on initialisers.
6024 * gengtype-yacc.y (externstatic): Stop processing on initialisers.
6025 (semiequal): New rule.
6026 * gengtype.c (create_file): Tidy output files.
6027 (get_output_file_with_visibility): Fix paren warning. Fix bug
6028 involving multiple input files mapping to one output file.
6029 (write_gc_structure_fields): Skip arrays of scalars.
6030 (write_gc_types): Tidy output files.
6031 (write_gc_root): New function.
6032 (write_gc_roots): Fix bugs, add support for roots that are
6034 * ggc-common.c (ggc_mark_rtx_ptr): Delete.
6035 (ggc_mark_tree_ptr): Delete.
6036 (ggc_add_rtx_root): Delete.
6037 (ggc_add_tree_root): Delete.
6038 (ggc_del_root): Delete.
6039 * integrate.c (get_func_hard_reg_initial_val): Use ggc_alloc to
6040 allocate struct initial_value_struct.
6041 * profile.c: Use gengtype for roots.
6042 * sdbout.c: Use gengtype for roots.
6043 * varasm.c (mark_weak_decls): Delete unused prototype.
6044 (mark_const_hash_entry): Delete unused function.
6045 * config/darwin-protos.h: Use gengtype for roots.
6046 (machopic_add_gc_roots): Delete.
6047 * config/arm/arm.c: Use gengtype for roots.
6048 * config/arm/arm.h: Use gengtype for roots.
6049 * config/c4x/c4x-protos.h: Use gengtype for roots.
6050 * config/c4x/c4x.c (c4x_add_gc_roots): Delete.
6051 * config/d30v/d30v-protos.h: Use gengtype for roots.
6052 * config/d30v/d30v.c (d30v_add_gc_roots): Delete.
6053 * config/dsp16xx/dsp16xx.c (override_options): Use gengtype for roots.
6054 * config/dsp16xx/dsp16xx.h: Use gengtype for roots.
6055 * config/ia64/ia64-protos.h: Use gengtype for roots.
6056 * config/ia64/ia64.c (ia64_add_gc_roots): Delete.
6057 * config/m68hc11/m68hc11-protos.h: Use gengtype for roots.
6058 * config/m68hc11/m68hc11.c (z_reg): Make global.
6059 (z_reg_qi): Make global.
6060 (m68hc11_add_gc_roots): Delete.
6061 * config/mcore/mcore-protos.h: Use gengtype for roots.
6062 * config/mcore/mcore.c (mcore_add_gc_roots): Delete.
6063 * config/mips/mips.c (mips_add_gc_roots): Delete.
6064 * config/mips/mips.h: Use gengtype for roots.
6065 * config/mmix/mmix.c (override_options): Use gengtype for roots.
6066 * config/mmix/mmix.h: Use gengtype for roots.
6067 * config/mn10200/mn10200.c (asm_file_start): Use gengtype for roots.
6068 * config/mn10200/mn10200.h: Use gengtype for roots.
6069 * config/pa/pa.c: Use gengtype for roots, marking.
6070 (struct deferred_plabel): Use GGC, gengtype.
6071 (pa_add_gc_roots): Delete.
6072 (mark_deferred_plabels): Delete.
6073 * config/pj/pj-protos.h: Use gengtype for roots.
6074 * config/pj/pj.h (OVERRIDE_OPTIONS): Don't define.
6075 * config/rs6000/rs6000.c: Use gengtype for roots. Don't call
6076 machopic_add_gc_roots.
6077 * config/rs6000/rs6000.h: Use gengtype for roots.
6078 * config/rs6000/t-darwin (darwin.o): Add dependency on gt-darwin.h.
6079 (gt-darwin.h): Add rule.
6080 * config/sh/sh.c: Use gengtype for roots.
6081 * config/sh/t-sh ($(out_object_file)): Add dependency on gt-sh.h.
6082 (gt-sh.h): Add rule.
6083 * config/sparc/sparc.c: Use gengtype for roots.
6084 (sparc_add_gc_roots): Delete.
6085 (struct ultrasparc_pipeline_state): Use GGC, gengtype.
6086 (mark_ultrasparc_pipeline_state): Delete.
6087 * config/sparc/sparc.h: Use gengtype for roots.
6089 * Makefile.in (c-parse.o): Update dependencies.
6090 (c-common.o): Likewise.
6091 (GTFILES): Add c-common.h, c-tree.h, c-common.c, c-parse.in.
6092 Add dependencies for the files they generate.
6093 * c-common.c: Replace ggc_add_* uses with GTY annotations.
6094 * c-common.h: Likewise.
6095 * c-decl.c: Likewise.
6096 (gt_ggc_mp_binding_level): Delete.
6097 * c-lang.c: Include gtype-c.h.
6098 * c-parse.in: Replace ggc_add_* uses with GTY annotations. Include
6100 * c-pragma.h: Replace ggc_add_* uses with GTY annotations.
6101 (gt_ggc_mp_align_stack): Delete.
6102 * c-tree.h: Replace ggc_add_* uses with GTY annotations.
6103 * function.c: Replace ggc_add_* uses with GTY annotations.
6104 (gt_ggc_mp_function): Delete.
6105 * function.h: Replace ggc_add_* uses with GTY annotations.
6106 * gengtype.c (lang_names): New.
6107 (NUM_BASE_FILES): New.
6108 (open_base_files): Create language base files.
6110 (get_file_basename): New.
6111 (get_base_file_bitmap): New.
6112 (get_output_file_with_visibility): Rename from get_output_file.
6113 Add more mappings for various C/Objc filenames.
6114 (finish_root_table): New.
6115 (write_gc_roots): Handle dependencies and scoping properly.
6116 * gengtype.h: Add prototypes for new functions.
6117 * ggc-common.c (struct deletable_root): Delete.
6118 (deletables): Delete.
6119 (ggc_add_deletable_root): Delete.
6120 (ggc_mark_roots): No need to deal with deleted functionality.
6121 * ggc.h (ggc_add_deletable_root): Delete prototype.
6122 * objc/Make-lang.in (objc-act.o): Add gtype-objc.h dependency.
6123 (gtype-objc.h): Add rule to create.
6124 * objc/config-lang.in (gtfiles): New.
6125 * objc/objc-act.c: Allocate imp_list using GGC. Replace uses of
6126 ggc_add_* with GTY markers. Include gtype-objc.h.
6127 (ggc_mark_imp_list): Delete.
6128 * objc/objc-act.h: Replace uses of ggc_add_* with GTY markers.
6129 * objc/objc-lang.c: Random Whitespace Change.
6131 * except.h (exception_handler_labels): Delete.
6132 (get_exception_handler_labels): New.
6133 * except.c (exception_handler_labels): Delete.
6134 (struct eh_status): Add exception_handler_labels field.
6135 (doing_eh): Don't add exception_handler_labels as root.
6136 (free_eh_status): Don't need to free exception_handler_labels.
6137 (get_exception_handler_labels): New.
6138 (find_exception_handler_labels): Update for move of
6139 exception_handler_labels.
6140 (remove_exception_handler_label): Likewise.
6141 * cfgrtl.c (can_delete_label_p): Use get_exception_handler_labels.
6142 * jump.c (rebuild_jump_labels): Likewise.
6143 * loop.c (find_and_verify_loops): Likewise.
6144 * sched-rgn.c (is_cfg_nonregular): Likewise.
6146 * gengtype.c (write_gc_structure_fields): Handle variable-length
6149 * varasm.c (struct weak_syms): Use GGC, gengtype.
6150 (mark_weak_decls): Delete.
6151 (weak_decls): Likewise.
6152 (add_weak): Likewise.
6153 (remove_from_pending_weak_list): Likewise.
6154 (init_varasm_once): Likewise.
6156 * Makefile.in (gtype-desc.o): Add libfuncs.h dependency.
6157 (GTFILES): Add tree.h, libfuncs.h, emit-rtl.c, explow.c,
6158 stor-layout.c, regclass.c, and lists.c.
6159 Add dependencies of gt-emit-rtl.h gt-explow.h gt-stor-layout.h
6160 gt-regclass.h and gt-lists.h on s-gtype.
6161 * emit-rtl.c: Use gengtype for roots. Include gt-emit-rtl.h.
6162 * except.c: Use gengtype for roots.
6163 * explow.c: Use gengtype for roots. Include gt-explow.h.
6164 * expr.h (init_stor_layout_once): Delete prototype.
6165 * function.c: Use gengtype for roots.
6166 * gengtype-lex.l: Add ENT_EXTERNSTATIC lexing.
6167 * gengtype-yacc.y (start): Can also be an externstatic.
6168 (externstatic): New production.
6169 (struct_fields): Correct array bounds inversion for 2-d arrays.
6170 * gengtype.c (variables): New variable.
6171 (note_variable): New function.
6172 (get_output_file): Include libfuncs.h into gtype-desc.c.
6173 (get_output_file_name): New function.
6174 (write_gc_structure_fields): Suppress warnings.
6175 (write_gc_types): Make static.
6176 (put_mangled_filename): New function.
6177 (write_gc_roots): New function.
6178 (main): Call write_gc_roots.
6179 * gengtype.h (note_variable): Prototype.
6180 (get_output_file_name): Prototype.
6181 (write_gc_types): Delete prototype.
6182 * ggc.h: Clean up unnecessary structure predefinitions.
6183 (struct ggc_root_tab): Define.
6184 (gt_ggc_m_rtx_def): Make function, not macro.
6185 (gt_ggc_m_tree_node): Likewise.
6186 * libfuncs.h: Use gengtype for roots.
6187 * lists.c: Use gengtype for roots. Include gt-lists.h.
6188 (init_EXPR_INSN_LIST_cache): Delete.
6189 * optabs.c: Use gengtype for roots.
6190 (gt_ggc_mp_optab): Delete.
6191 * optabs.h: Use gengtype for roots.
6192 * regclass.c: Use gengtype for roots. Include gt-regclass.h.
6193 * rtl.h: Use gengtype for roots.
6194 (init_EXPR_INSN_LIST_cache): Delete prototype.
6195 * stor-layout.c: Use gengtype for roots.
6196 Include gt-stor-layout.h.
6197 (init_stor_layout_once): Delete.
6198 * toplev.c: Use gengtype for roots. Delete calls to deleted
6200 * tree.c: Use gengtype for roots.
6201 * tree.h: Use gengtype for roots.
6202 * varasm.c: Use gengtype for roots.
6204 * Makefile.in (GTFILES): Add @all_gtfiles@.
6205 * configure: Regenerate.
6206 * configure.in: Construct all_gtfiles from the gtfiles definitions
6208 * gengtype-yacc.y (type): Warn about duplicate structure names.
6209 * gengtype.c (get_output_file): Handle .c files in language
6212 * Makefile.in (GTFILES): Run gengtype on all the config files
6213 and on the target .c file.
6214 * except.c (mark_eh_region): Delete.
6215 (init_eh_for_function): Use GGC on struct eh_status.
6216 (mark_eh_status): Delete.
6217 (free_eh_status): Use GGC.
6218 (expand_eh_region_start): Use GGC to
6219 (collect_eh_region_array): Allocate last_region_number using GGC.
6220 (duplicate_eh_region_1): Use GGC to allocate struct eh_region.
6221 (remove_eh_handler): Let GGC free struct eh_region.
6222 (add_call_site): Use GGC to reallocate call_site_record array.
6223 * function.c (init_machine_status): Update calling sequence.
6224 (mark_machine_status): Likewise.
6225 (mark_lang_status): Likewise.
6226 (prepare_function_start): Update init_machine_status call.
6227 (mark_function_status): Delete.
6228 (maybe_mark_struct_function): Delete.
6229 (ggc_mark_struct_function): Delete.
6230 (gt_ggc_mp_function): New.
6231 (gt_ggc_mr_machine_function): New.
6232 (gt_ggc_mr_language_function): New.
6233 (init_function_once): Use canonical names.
6234 * function.h (struct function): Use gengtype.
6235 (init_machine_status): Return the structure.
6236 (mark_machine_status): Take a 'void *'.
6237 (mark_lang_status): Likewise.
6238 * ggc-common.c (ggc_mark_trees): Use canonical name for
6239 ggc_mark_struct_function.
6240 * tree.h (ggc_mark_struct_function): Delete prototype.
6241 * config/alpha/alpha.c (alpha_mark_machine_status): Delete.
6242 (alpha_init_machine_status): Likewise.
6243 (override_options): Use canonical name for alpha_mark_machine_status.
6244 * config/alpha/unicosmk.h (struct machine_function): Use gengtype.
6245 * config/arm/arm.h (struct machine_function): Use gengtype.
6246 * config/arm/arm.c (arm_mark_machine_status): Delete.
6247 (arm_init_machine_status): Update calling sequence.
6248 (arm_init_expanders): Use canonical name for arm_mark_machine_status.
6249 * config/cris/cris.c (cris_init_machine_status): Update
6251 * config/d30v/d30v.h (struct machine_function): Use gengtype.
6252 * config/d30v/d30v.c (d30v_init_machine_status): Update
6254 (d30v_mark_machine_status): Delete.
6255 * config/i386/i386.c: Include gt-i386.h.
6256 (struct machine_function): Use gengtype.
6257 (ix86_init_machine_status): Update calling sequence.
6258 (ix86_mark_machine_status): Delete.
6259 (override_options): Use canonical namke for ix86_mark_machine_status.
6260 * config/ia64/ia64.h (struct machine_function): Use gengtype.
6261 * config/ia64/ia64.c (ia64_init_machine_status): Update calling
6263 (ia64_mark_machine_status): Delete.
6264 (ia64_override_options): Use canonical name for
6265 ia64_mark_machine_status.
6266 * config/mmix/mmix.c (mmix_init_machine_status): Update calling
6268 * config/rs6000/rs6000.c (rs6000_init_machine_status): Likewise.
6269 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
6270 * gengtype.c (get_output_file): Fix warning.
6271 (main): Add prototype to suppress warning.
6272 * tree.c: Remove tree_hash_mark prototype.
6274 * tree.h (init_stmt): Delete prototype.
6275 * toplev.c (lang_independent_init): Don't call init_stmt.
6276 * stmt.c (ALLOC_NESTING): Use GGC for 'struct nesting'.
6277 (stmt_obstack): Delete.
6278 (POPSTACK): No need to free 'struct nesting'.
6279 (gt_ggc_mr_nesting_cond): Use canonical names.
6280 (gt_ggc_mr_nesting_loop): Use canonical names.
6281 (gt_ggc_mr_nesting_block): Use canonical names.
6282 (gt_ggc_mr_nesting_case_stmt): Use canonical names.
6283 (mark_stmt_status): Delete.
6284 (init_stmt): Delete.
6285 (clear_last_expr): Clear both last_expr_type and last_expr_value.
6286 Use it everywhere that last_expr_type was cleared.
6287 * lists.c (init_EXPR_INSN_LIST_cache): Use ggc_add_deletable_root.
6288 (zap_lists): Delete.
6289 * ggc.h (ggc_add_deletable_root): Prototype.
6290 (mark_stmt_status): Remove prototype.
6291 * ggc-common.c (ggc_add_deletable_root): New.
6292 (ggc_mark_roots): Handle deletable roots.
6293 * function.c (ggc_mark_struct_function): Use canonical name
6294 for mark_stmt_status.
6295 * emit-rtl.c (free_sequence_stack): New.
6296 (start_sequence): Use a freelist for sequences.
6297 (end_sequence): Likewise.
6298 (init_emit_once): Add free_sequence_stack as a deleteable root.
6299 * c-pragma.c Include gt-c-pragma.h.
6300 (struct align_stack): Use gengtype.
6301 (push_alignment): Use GGC for struct align_stack.
6302 (mark_align_stack): Delete.
6303 (gt_ggc_mp_align_stack): New.
6304 (init_pragma): Use canonical name for mark_align_stack.
6305 * c-decl.c: Include gt-c-decl.h.
6306 (struct binding_level): Use gengtype.
6307 (make_binding_level): Use GGC; handle the freelist here.
6308 (pop_binding_level): New.
6309 (pushlevel): Move code into make_binding_level.
6310 (push_label_level): Likewise.
6311 (poplevel): Move code into pop_binding_level.
6312 (pop_label_level): Likewise.
6313 (mark_binding_level): Delete.
6314 (gt_ggc_mp_binding_level): New.
6315 (c_init_decl_processing): Use canonical name for mark_binding_level.
6316 Add free_binding_level as deletable root.
6317 (mark_c_function_context): Use canonical name for mark_binding_level.
6318 * Makefile.in (c-decl.o): Add gt-c-decl.h.
6319 (c-pragma.o): Add gt-c-pragma.h.
6320 (GTFILES): Add c-decl.c and c-pragma.c.
6321 (gt-c-decl.h, gt-c-pragma.h): Create using gengtype.
6323 * tree.c (struct type_hash): Use gengtype.
6324 (init_obstacks): Use canonical name for type_hash_mark.
6325 (type_hash_mark): Delete.
6327 * rtl.h (struct mem_attrs): Use gengtype.
6328 * optabs.h (struct optab): Use gengtype.
6329 * optabs.c (expand_binop): Squish signed/unsigned warning.
6330 (mark_optab): Make local, use canonical name, use autogenerated
6332 (init_optabs): Use canonical name for mark_optab.
6333 (new_optab): Use GGC to allocate optabs.
6334 * ggc.h: Delete mark_optab prototype.
6335 * ggc-common.c (ggc_mark_rtx_children): Use canonical name for
6336 mem_attrs marker procedure.
6337 * gengtype.c (get_output_file): Include headers in gtype-desc.c
6338 explicitly rather than deducing them from file names.
6339 (write_gc_structure_fields): Handle arrays of structures.
6340 (main): Return non-zero exit code if errors occur during output.
6341 * emit-rtl.c (mem_attrs_mark): Delete.
6342 (init_emit_once): Use canonical name for mem_attrs marker procedure.
6343 * Makefile.in (gtype-desc.o): Explicitly name dependencies.
6344 (tree.o): Depend on gt-tree.h.
6345 (GTFILES): Add rtl.h, optabs.h, tree.c.
6346 (gt-tree.h): Add it to s-gtype rule.
6348 * .cvsignore: Ignore gengtype flex/bison generated files.
6349 * Makefile.in (GGC_H): Add gtype-desc.h.
6350 (OBJS): Add gtype-desc.o.
6351 (GEN): Add gengtype.
6352 (STAGESTUFF): Add gengtype.
6353 (varasm.o): Add gt-varasm.h.
6354 (stmt.o): Add gt-stmt.h.
6355 (except.o): Add gt-except.h.
6356 (integrate.o): Add gt-integrate.h.
6358 Add new rules for new files.
6359 * configure: Regenerate.
6360 * configure.in: Correct defaults.h paths.
6361 * emit-rtl.c (mark_sequence_stack): Delete.
6362 (mark_emit_status): Delete.
6363 (start_sequence): Allocate sequence structures using GGC.
6364 (end_sequence): Allocate sequence structures using GGC.
6365 * except.c: Use gengtype for various structures. Include
6367 * expr.c (mark_expr_status): Delete.
6368 * function.c: Use gengtype for various structures. Include
6370 (mark_function_status): Use standard gt_ggc names for marker functions.
6371 (ggc_mark_struct_function): Likewise.
6372 * function.h: Use gengtype for various structures.
6373 * gengtype-lex.l: New file.
6374 * gengtype-yacc.y: New file.
6375 * gengtype.c: New file.
6376 * gengtype.h: New file.
6377 * ggc.h: Include gtype-desc.h. Alias some marker procedures to
6378 the standard names. Remove some now-unnecessary prototypes.
6379 * integrate.c: Use gengtype for various structures. Include
6381 (mark_hard_reg_initial_vals): Delete.
6382 * integrate.h (mark_hard_reg_initial_vals): Delete.
6383 * stmt.c: Use gengtype for various structures. Include
6385 (mark_case_node): Delete.
6386 (mark_goto_fixup): Delete.
6387 (mark_stmt_status): Use standard gt_ggc names for marker functions.
6388 * system.h: Define GTY to empty. In flex/bison files,
6389 don't poison malloc or realloc, instead just define them to
6390 xmalloc and xrealloc.
6391 * varasm.c: Use gengtype for various structures. Include
6392 gt-varasm.h. Use standard gt_ggc names for marker functions.
6393 (mark_pool_constant): Delete.
6394 (mark_varasm_status): Delete.
6395 (decode_rtx_const): #if 0 out non-typesafe hack.
6397 * function.h (free_lang_status): Mark as obsolete.
6398 * function.c (free_lang_status): Mark as obsolete.
6399 * c-decl.c (push_c_function_context): Use GC to allocate and free
6400 struct language_function.
6401 (pop_c_function_context): Likewise.
6402 * c-common.c (mark_c_language_function): Mark struct
6405 * doc/tm.texi (Per-Function Data): Don't document free_machine_status.
6406 Document that the machine_function structures must be allocated
6407 using GC. Update mark_machine_status documentation.
6408 * function.h: Don't declare free_machine_status.
6409 * function.c (free_machine_status): Don't define.
6410 (free_after_compilation): Don't call free_machine_status.
6411 (ggc_mark_struct_function): Mark f->machine. Call
6412 mark_machine_status only on non-NULL pointers.
6413 * system.h: Poison free_machine_status.
6414 * config/xtensa/xtensa.c (xtensa_init_machine_status): Use GC on
6415 struct machine_function.
6416 (xtensa_free_machine_status): Delete.
6417 (override_options): Don't set free_machine_status.
6418 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6419 free_machine_status.
6420 (rs6000_init_machine_status): Use GC on struct machine_function.
6421 (rs6000_free_machine_status): Delete.
6422 * config/ia64/ia64.c (ia64_init_machine_status): Use GC on struct
6424 (ia64_mark_machine_status): Likewise.
6425 (ia64_free_machine_status): Delete.
6426 (ia64_override_options): Don't set free_machine_status.
6427 * config/i386/i386.c (override_options): Don't set
6428 free_machine_status.
6429 (ix86_init_machine_status): Use GC on struct machine_function.
6430 (ix86_mark_machine_status): Likewise.
6431 (ix86_free_machine_status): Delete.
6432 * config/d30v/d30v.c: (d30v_init_machine_status): Use GC on struct
6434 (d30v_mark_machine_status): Likewise.
6435 (d30v_free_machine_status): Delete.
6436 (d30v_init_expanders): Don't set free_machine_status.
6437 * config/arm/arm.c (arm_mark_machine_status): Use GC on struct
6439 (arm_init_machine_status): Likewise.
6440 (arm_free_machine_status): Delete.
6441 (arm_init_expanders): Don't set free_machine_status.
6442 * config/alpha/alpha.c (override_options): Don't set
6443 free_machine_status.
6444 (alpha_init_machine_status): Use GC on struct machine_function.
6445 (alpha_mark_machine_status): Likewise.
6446 (alpha_free_machine_status): Delete.
6448 * varasm.c (compare_constant): Fix typo.
6450 * varasm.c: Don't include obstack.h.
6451 (struct varasm_status): x_const_rtx_hash_table is a hash of rtxes.
6452 (struct rtx_const): Give substructures names, improve formatting.
6453 (struct constant_descriptor): Delete.
6454 (struct constant_descriptor_tree): New, based on constant_descriptor.
6455 (const_hash_table): Is a hash table of trees.
6456 (mark_const_hash_entry): Is used for hashes of trees. Mark
6457 constant_descriptor_tree structure.
6458 (mark_const_str_htab_1): Mark deferred_string structure.
6459 (compare_constant): Rewrite to compare trees.
6460 (compare_constant_1): Delete.
6461 (record_constant): Delete.
6462 (record_constant_1): Delete.
6463 (output_constant_def): Use struct constant_descriptor_tree.
6464 Don't duplicate trees twice.
6465 (struct constant_descriptor_rtx): New.
6466 (struct pool_constant): Used for rtx constants.
6467 (init_varasm_status): Update for change to struct varasm_status.
6468 (mark_varasm_status): Likewise.
6469 (free_varasm_status): Delete.
6470 (compare_constant_rtx): Rewrite to handle constant_descriptor_rtx.
6471 (record_constant_rtx): Likewise.
6472 (mem_for_const_double): Update to use struct constant_descriptor_rtx.
6473 (force_const_mem): Likewise.
6474 * Makefile.in (varasm.o): Doesn't depend on obstack.h.
6475 * function.c (free_after_compilation): Don't use free_varasm_status.
6476 * function.h: Don't prototype free_varasm_status.
6478 * ggc-common.c (ggc_realloc): Handle X being NULL.
6480 * ggc-common.c (ggc_realloc): New function.
6481 * ggc.h: Prototype it.
6482 * emit-rtl.c (free_emit_status): Delete.
6483 (init_emit): Allocate emit subarrays using GC.
6484 (gen_reg_rtx): Reallocate subarrays using GC.
6485 (init_emit): Use GC to allocate 'struct emit_status' and its
6487 (mark_emit_status): Mark structure and its subarrays.
6488 * stmt.c (free_stmt_status): Delete.
6489 * expr.c (free_expr_status): Delete.
6490 * function.h: Remove prototypes for deleted functions.
6491 * function.c (free_after_compilation): Don't use deleted functions.
6492 Don't call free() on x_parm_reg_stack_loc.
6493 (free_after_parsing): Don't use free_stmt_status.
6494 (assign_parms): Use GC to allocate and resize x_parm_reg_stack_loc.
6495 (mark_function_status): Mark x_parm_reg_stack_loc.
6497 * varasm.c (init_varasm_status): Use GC to allocate
6498 'struct varasm_status' and its fields x_const_rtx_hash_table
6499 and x_const_rtx_sym_hash_table.
6500 (mark_varasm_status): Mark them.
6501 (free_varasm_status): Use GC to free them.
6502 * expr.c (init_expr): Use GC to allocate 'struct expr_status'.
6503 (mark_expr_status): Mark the structure itself.
6504 (free_expr_status): Use GC to free the structure.
6505 * stmt.c (free_stmt_status): Use GC to free 'struct stmt_status'.
6506 (mark_stmt_status): Mark the 'struct stmt_status' itself.
6507 (init_stmt_for_function): Allocate the structure for GC.
6509 * dwarf2out.c (lookup_type_die): Use TYPE_SYMTAB_DIE.
6510 (equate_type_number_to_die): Likewise.
6511 * tree.h (TYPE_SYMTAB_DIE): New macro.
6512 (struct die_struct): Predeclare.
6513 (struct tree_type): Add field symtab.die. Add a tag
6514 to the union type of field symtab.
6516 * varray.h (VARRAY_RTVEC_INIT): A varray of rtvec contains
6517 'struct rtvec_def *', not 'struct rtvec_def'.
6519 * function.h (original_arg_vector): Make a real rtvec.
6520 * function.c (ggc_mark_struct_function): Adjust.
6521 * integrate.c (expand_inline_function): Adjust.
6523 2002-06-04 Jason Thorpe <thorpej@wasabisystems.com>
6525 * config.gcc (sh5-*-netbsd*, sh5l*-*-netbsd*)
6526 (sh64-*-netbsd*, sh64l*-*-netbsd*): New targets.
6527 * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN)
6528 (TARGET_VERSION_CPU): Define according to the
6530 (TARGET_VERSION): Use TARGET_VERSION_ENDIAN and
6532 (TARGET_OS_CPP_BUILTINS): Use NETBSD_OS_CPP_BUILTINS_LP64
6533 if TARGET_SHMEDIA64.
6534 (LINK_DEFAULT_CPU_EMUL): Define according to the
6536 (SUBTARGET_LINK_EMUL_SUFFIX): Define.
6537 (SUBTARGET_LINK_SPEC): Define.
6538 (LINK_SPEC): Use SH_LINK_SPEC.
6540 (TARGET_DEFAULT): Use TARGET_CPU_DEFAULT.
6541 (FUNCTION_PROFILER): Add cases for TARGET_SHMEDIA32
6542 and TARGET_SHMEDIA64 which abort, for now.
6543 * config/sh/t-netbsd-sh5: New file.
6544 * config/sh/t-netbsd-sh5-32: New file.
6545 * config/sh/t-netbsd-sh5-64: New file.
6547 2002-06-03 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
6548 Richard Henderson <rth@redhat.com>
6550 * config/alpha/alpha.c (reg_or_const_int_operand): New.
6551 (some_operand, input_operand): Accept CONST_VECTOR.
6552 (alpha_extra_constraint): Add 'W'.
6553 (alpha_expand_zap_mask): New.
6554 (alpha_expand_builtin_vector_binop): New.
6555 (enum alpha_builtin): New.
6556 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): New.
6557 (alpha_init_builtins, alpha_expand_builtin): New.
6558 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): New.
6559 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): New.
6560 (PREDICATE_CODES): Update.
6561 * config/alpha/alpha-protos.h: Update.
6562 * config/alpha/alpha.md (UNSPEC_CMPBGE, UNSPEC_ZAP,
6563 UNSPEC_AMASK, UNSPEC_IMPLVER, UNSPEC_PERR, UNSPECV_RPCC): New.
6564 (movv8qi, movv8qi_fix, movv8qi_nofix): New.
6565 (movv4hi, movv4hi_fix, movv4hi_nofix): New.
6566 (movv2si, movv2si_fix, movv2si_nofix): New.
6567 (uminv8qi3, sminv8qi3, uminv4hi3, sminv4hi3): New.
6568 (umaxv8qi3, smaxv8qi3, umaxv4hi3, smaxv4hi3): New.
6569 (builtin_cmpbge, builtin_extql, builtin_extqh, builtin_zap,
6570 builtin_zap_1, builtin_zapnot, builtin_zapnot_1, builtin_amask,
6571 builtin_implver, builtin_rpcc, builtin_minub8, builtin_minsb8,
6572 builtin_minuw4, builtin_minsw4, builtin_maxub8, builtin_maxsb8,
6573 builtin_maxuw4, builtin_maxsw4, builtin_perr, builtin_pklb,
6574 pklb, builtin_pkwb, pkwb, builtin_unpkbl, unpkbl,
6575 builtin_unpkbw, unpkbw): New.
6576 * doc/extend.texi (Alpha Built-in Functions): New.
6578 2002-06-03 Richard Henderson <rth@redhat.com>
6580 * crtstuff.c (__EH_FRAME_BEGIN__): Conditionalize on
6581 USE_EH_FRAME_REGISTRY, not EH_FRAME_SECTION_NAME.
6583 2002-06-03 Richard Henderson <rth@redhat.com>
6585 * config/alpha/alpha-protos.h: Eliminate unneeded ifdefs.
6587 * config/alpha/alpha.c (reg_or_0_operand): Use CONST0_RTX.
6588 (const0_operand): New.
6589 (reg_or_fp0_operand, fp0_operand): Remove.
6590 * config/alpha/alpha.h (PREDICATE_CODES): Update.
6591 * config/alpha/alpha-protos.h: Update.
6592 * config/alpha/alpha.md: Replace all uses of reg_or_fp0_operand
6593 and fp0_operand with reg_or_0_operand and const0_operand.
6595 2002-06-03 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
6597 * alias.c (nonoverlapping_memrefs_p): Fix off by one error.
6599 2002-06-03 Roger Sayle <roger@eyesopen.com>
6601 * gcse.c (cprop_jump): Use single_set to get the pattern
6602 from the setcc argument.
6604 2002-06-03 Gabriel Dos Reis <gdr@codesourcery.com>
6606 * diagnostic.h (diagnostic_count): Move from output_buffer to
6608 (diagnostic_kind_count): Adjust definition.
6610 Mon Jun 3 19:11:53 CEST 2002 Jan Hubicka <jh@suse.cz>
6612 * except.c (except.c): Do not rebuild CFG.
6613 * toplev.c (rest_of_compilation): Recompute CFG after sibcall
6616 Mon Jun 3 11:53:01 CEST 2002 Jan Hubicka <jh@suse.cz>
6618 * integrate.c (copy_insn_list): Properly pace the INSN_SCOPE copies.
6619 * toplev.c: Include cfglahout.h
6620 * Makefile.in (toplev.c): Add dependnecy.
6622 2002-06-03 Neil Booth <neil@daikokuya.demon.co.uk>
6624 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): New.
6625 (CPP_CPU32_SPEC, CPP_CPU64_SPEC): Kill.
6626 (CPP_CPUCOMMON_SPEC): Rename CPP_CPU_SPEC.
6628 2002-06-03 Jason Thorpe <thorpej@wasabisystems.com>
6630 * config/ns32k/netbsd.h: Update copyright years.
6631 (TARGET_OS_CPP_BUILTINS): Define.
6632 (CPP_PREDEFINES): Remove.
6633 * config/ns32k/ns32k.h (CPP_PREDEFINES): Remove.
6634 (TARGET_CPU_CPP_BUILTINS): Define.
6636 2002-06-02 Kazu Hirata <kazu@cs.umass.edu>
6638 * emit-rtl.c: Fix formatting.
6639 * errors.h: Likewise.
6640 * except.c: Likewise.
6641 * explow.c: Likewise.
6642 * expmed.c: Likewise.
6646 2002-06-02 Kazu Hirata <kazu@cs.umass.edu>
6648 * config/h8300/elf.h: Fix formatting.
6649 * config/h8300/rtems.h: Likewise.
6651 2002-06-03 Jason Thorpe <thorpej@wasabisystems.com>
6653 * config/rs6000/netbsd.h (DRAFT_V4_STRUCT_RET): Remove.
6655 2002-06-02 Tom Tromey <tromey@redhat.com>
6657 * fixinc/fixincl.x: Rebuilt.
6658 * fixinc/inclhack.def (thread_keyword): Match `*__thread'.
6660 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
6663 * i370.h (TARGET_CPU_CPP_BUILTINS): Use.
6664 * linux.h: Use TARGET_OS_CPP_BUILTINS rather than CPP_PREDEFINES.
6668 Mon Jun 3 00:18:20 CEST 2002 Jan Hubicka <jh@suse.cz>
6670 * final.c (final): Allow notes to not have computed addresses;
6671 kill no longer needed STACK_REGS ifdef.
6673 2002-06-02 Richard Henderson <rth@redhat.com>
6675 * gcse.c (bypass_conditional_jumps): Fix typo last change.
6677 Sun Jun 2 23:02:11 CEST 2002 Jan Hubicka <jh@suse.cz>
6679 * loop.c (emit_prefetch_instructions): Properly place the address
6682 Sun Jun 2 22:56:48 CEST 2002 Jan Hubicka <jh@suse.cz>
6684 * basic-block.h (basic_block_for_insn, BLOCK_FOR_INSN): Kill.
6685 (set_block_for_insn): Turn into macro.
6686 * cfgbuild.c (find_basic_block): Do not clear basic_block_for_insn.
6687 * cfglayout.c (insn_scopes): Kill.
6688 (scope_to_insns_initialize): Do not use insn_scopes.
6689 (scope_to_insns_finalize): Likewise.
6690 (duplicate_insn_chain): Likewise.
6691 (cfg_layout_initialize, cfg_layout_finalize): Do not turn scopes to notes.
6692 * cfgrtl.c (basic_block_for_insn): Kill.
6693 (delete_insn_and_edges, delete_insn_chain_and_edges): Simplify.
6694 (create_basic_block_structure): Use reorder_insns.
6695 (compute_bb_for_insn): Do not use basic_block_for_insn.
6696 (merge_blocks_nomove): Likewise.
6697 (update_bb_for_insn): Likewise.
6698 (verify_flow_info): Likewise.
6699 (set_block_for_insn): Kill.
6700 * combine.c (try_combine): Update gen_rtx_INSN call.
6701 * emit-rtl.c (gen_label_rtx): Update gen_rtx_CODE_LABEL call.
6702 (mark_insn_raw, make_jump_insn_raw, make_call_insn_raw): Clear
6704 (add_insn_after, add_insn_before, remove_insn, reorder_insns): Simplify.
6705 (emit_note_before, emit_note_after, emit_line_note_after, emit_note):
6707 (emit_insns_after): Simplify.
6708 (emit_copy_of_insn_after): Copy scope.
6709 * final.c (final_start_function): Lower scopes.
6710 * flow.c (check_function_return_warnings): Do not rely on deleted insn.
6711 * integrate.c (copy_insn_list): Cope scopes.
6712 * jump.c (duplicate_loop_exit_test): LIkewise; simplify.
6713 * loop.c (loop_optimize): Do not care block notes.
6714 * print-rtl.c (print_rtx): Print BB.
6715 * recog.c (apply_change_group): Simplify.
6716 * rtl.c (copy_rtx): Handle 'B'.
6717 * rtl.def (INSN, CALL_INSN, JUMP_INSN, NOTE): Add extra fields.
6718 * rtl.h (Field accessors): Update indexes.
6719 * sched-ebb.c (schedule_ebbs): Do not lower notes.
6720 * sched-rgn.c (schedule_insns): Likewise.
6721 * toplev.c (rest_of_compilation): Lower notes.
6722 * unroll.c (unroll_loop): Do not care scoping notes.
6723 (copy_loop_body): Copy scopes.
6725 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
6728 * elf.h: Use TARGET_OS_CPP_BUILTINS rather than
6730 * rtems.h: Similarly.
6731 * h8300.h (CPP_PREDEFINES, CPP_SPEC, SUBTARGET_CPP_SPEC,
6732 EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
6733 (TARGET_CPU_CPP_BUILTINS): Use.
6735 2002-06-02 Richard Henderson <rth@redhat.com>
6737 * alias.c: Include target.h.
6738 (mark_constant_function): Use targetm.binds_local_p instead
6739 of checking TREE_PUBLIC ourselves.
6740 * Makefile.in (alias.o): Add TARGET_H.
6742 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
6744 * c-lex.c: Update copyright and file description.
6746 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
6748 * config/fr30/fr30.h: Update to new CPP macros.
6750 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
6752 * config/dsp16xx/dsp16xx.h: Update to new CPP macros.
6754 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
6755 Zack Weinberg <zack@codesourcery.com>
6757 * c-common.c (c_common_init): Override cpplib's default
6758 warn_long_long setting.
6759 * c-lex.c (lex_number): Replace with interpret_integer,
6760 interpret_float, narrowest_unsigned_type and
6761 narrowest_signed_type, taking advantage of the new
6762 cpplib functionality.
6763 * cpperror.c (_cpp_begin_message): If a warning is turned
6764 into an error, avoid printing "warning:".
6765 * cppexp.c (cpp_num_sign_extend): New.
6766 * cppinit.c: Update comment.
6767 * cpplib.h (cpp_num_sign_extend): New.
6768 * tree.h: Update comment.
6770 2002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
6772 * diagnostic.h (struct diagnostic_context): Add new member
6774 (internal_error_function): Remove declaration.
6775 * diagnostic.c (internal_error_function): Remove definition..
6776 (internal_error): Adjust use.
6778 2002-06-02 Richard Henderson <rth@redhat.com>
6780 * rtl.h (CC0_P): New.
6781 * gcse.c (cprop_jump): Use it with single_set. Tweak dump text.
6782 (cprop_insn): Allow any mode register; use CC0_P. CSE out single_set.
6783 (bypass_block): Save old dest block for dump text.
6784 (bypass_conditional_jumps): Allow any mode register; use CC0_P.
6785 Allow only true SET insns, not single_set.
6787 2002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
6789 * diagnostic.c (diagnostic_finish): Rename to output_flush.
6790 (clear_disgnostic_info): Rename to output_clear_data. Use false
6791 instead of 0 for boolean value.
6792 Adjust function call throughout.
6794 Sun Jun 2 19:15:27 CEST 2002 Jan Hubicka <jh@suse.cz>
6796 * cfgrtl.c (commit_one_edge_insertion): Fix warning.
6797 * gcse.c (bypass_conditional_jumps): CSE out single_set call.
6799 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
6801 * d30v.h (CPP_PREDEFINES): Replace with
6802 (TARGET_CPU_CPP_BUILTINS): New.
6804 2002-06-02 Roger Sayle <roger@eyesopen.com>
6806 * config/alpha/alpha.h [ASM_OUTPUT_LABELREF]: Fix typo.
6808 Sun Jun 2 12:11:52 CEST 2002 Jan Hubicka <jh@suse.cz>
6810 * gcse.c (bypass_conditional_jumps): Use single set to obtain set.
6812 2002-06-02 Richard Henderson <rth@redhat.com>
6814 * rtlanal.c (volatile_refs_p): Not automatically true for CALL.
6816 2002-06-02 Marek Michalkiewicz <marekm@amelek.gda.pl>
6818 Support for C++ constructors/destructors.
6819 * config/avr/avr.c (avr_output_function_epilogue): Jump to exit()
6820 instead of looping if main() returns.
6821 (asm_file_start): Output global symbols that cause .data and .bss
6822 initialization code to be linked in, unconditionally for now.
6823 (avr_asm_out_ctor, avr_asm_out_dtor): New functions.
6824 * config/avr/avr.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): New.
6825 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6827 * config/avr/libgcc.S (_exit): Split in .fini9 and .fini0 sections.
6828 (__tablejump__): New.
6829 (__do_copy_data, __do_clear_bss): New.
6830 (__do_global_ctors, __do_global_dtors): New.
6831 * config/avr/t-avr (LIB1ASMFUNCS): Add _copy_data, _clear_bss,
6834 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
6836 * c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): New.
6837 (CPP_SPEC, CPP_PREDEFINES): Kill.
6838 * c4x/rtems.h (CPP_PREDEFINES): Kill.
6839 (TARGET_OS_CPP_BUILTINS): New.
6841 Sat Jun 1 23:29:51 CEST 2002 Jan Hubicka <jh@suse.cz>
6843 * Makefile.in (tracer.o): New.
6844 * params.def (TRACER_*): New options.
6845 * rtl.h (tracer): Declare.
6846 * timevar.def (TV_TRACER): New.
6847 * toplev.c (dump_file_index): Add DFI_tracer.
6848 (dump_file_info): Add tracer.
6850 (lang_indepdenent_options): Add tracer.
6851 (rest_of_compilation): Call tracer.
6852 * tracer.c: New file.
6853 * invoke.texi (-ftracer): Document.
6854 (--param tracer-*): Document.
6856 2002-06-01 Daniel Berlin <dberlin@dberlin.org>
6858 * tree-inline.c (expand_call_inline): Make the statement
6859 expression we generate have a COMPOUND_STMT.
6861 2002-06-01 Roger Sayle <roger@eyesopen.com>
6863 * gcse.c (cprop_cc0_jump): Function deleted.
6864 (cprop_jump): Take an additional argument which is the possibly
6865 NULL cc setting insn immediately before the conditional jump.
6866 When a MODE_CC set is present, substitute it into the JUMP_INSN
6867 before attempting the constant propagation.
6868 (cprop_insn): Recognize cc setters followed by conditional jumps
6869 as a special case. Use cprop_jump instead of cprop_cc0_jump.
6870 (cprop_one_pass): Call bypass_conditional_jumps if altering jumps.
6871 (find_bypass_set): New function based upon find_avail_set used by
6872 cprop, but finds constant expressions available at the end of
6874 (bypass_block): New function. Given a basic block that begins
6875 with a conditional jump and multiple incoming edges, perform
6876 the jump bypass optimization.
6877 (bypass_conditional_jumps): New function. Call bypass_block with
6878 each suitable basic block in the CFG using a simple single pass.
6880 2002-06-01 Roger Sayle <roger@eyesopen.com>
6882 * tree.c (real_minus_onep): New function to test for -1.0.
6883 * fold-const.c (fold) [MULT_EXPR]: Optimize -1.0*x into -x.
6885 2002-06-01 Roger Sayle <roger@eyesopen.com>
6887 * fold-const.c (fold_truthop): Transform "a || b" into "(a|b) != 0"
6888 and "!p && !q" into "(p|q) == 0" under suitable conditions.
6890 2002-06-01 Andreas Jaeger <aj@suse.de>
6892 * cppexp.c (cpp_classify_number): Cast precission to int for
6893 correct printf format.
6895 2002-06-01 Marek Michalkiewicz <marekm@amelek.gda.pl>
6897 * config/avr/avr.c (avr_mcu_types): Remove devices that were once
6898 expected, but don't really exist: atmega83, atmega85, attiny10.
6899 * config/avr/avr.h (LINK_SPEC): Update to use the new avr[1-5] ld
6900 emulations for all devices.
6901 (CRT_BINUTILS_SPECS): Remove atmega83, atmega85, attiny10.
6902 * config/avr/t-avr (MULTILIB_MATCHES): Remove atmega83, atmega85.
6904 2002-06-01 Kazu Hirata <kazu@cs.umass.edu>
6906 * config/h8300/h8300-protos.h: Add a prototype for
6907 h8300_shift_needs_scratch_p.
6908 * config/h8300/h8300.c (h8300_shift_needs_scratch_p): New.
6909 * config/h8300/h8300.h (OK_FOR_R): New.
6910 (OK_FOR_S): Likewise.
6911 (OK_FOR_T): Likewise.
6912 (EXTRA_CONSTRAINT): Call OK_FOR_R, OK_FOR_S, and OK_FOR_T.
6913 * config/h8300/h8300.md (anonymous shift patterns): Use
6914 constraints R, S, and T.
6916 Sat Jun 1 11:23:22 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6918 * basic-block.h (struct basic_block_def): New field loop_father.
6919 (BB_VISITED): New flag.
6920 (struct loop): New field pred, removed field shared.
6921 (struct loops): New field parray.
6922 (LOOP_EXITS_DOMS): Removed.
6923 (flow_loop_tree_node_add, flow_loop_tree_node_remove,
6924 flow_loop_nested_p, flow_bb_inside_loop_p, get_loop_body,
6925 dfs_enumerate_from, loop_preheader_edge, loop_latch_edge,
6926 add_bb_to_loop, remove_bb_from_loops, find_common_loop,
6927 verify_loop_structure): Declare.
6928 * cfg.c (entry_exit_blocks): Initialize loop_father field.
6929 * cfganal.c (dfs_enumerate_from): New function.
6930 * cfgloop.c (HEAVY_EDGE_RATIO): New constant.
6931 (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
6932 flow_loop_nodes_find, flow_loop_level_compute, flow_loop_nested_p,
6933 flow_loop_dump, flow_loops_dump, flow_loops_free,
6934 flow_loop_tree_node_add, flow_loop_level_compute,
6935 flow_loops_level_compute, flow_loop_scan, flow_loops_update,
6936 flow_loop_outside_edge_p): Modified for new infrastructure.
6937 (make_forwarder_block, canonicalize_loop_headers, glb_enum_p,
6938 redirect_edge_with_latch_update, flow_loop_free): New static functions.
6939 (flow_loop_tree_node_remove, flow_bb_inside_loop_p,
6940 get_loop_body, add_bb_to_loop, remove_bb_from_loops,
6941 find_common_loop, verify_loop_structure, loop_latch_edge,
6942 loop_preheader_edge): New functions.
6943 (flow_loops_cfg_dump): Do not show dominators, as this information
6944 does not remain up to date long.
6945 (flow_loops_find): Store results in new format.
6946 * predict.c (propagate_freq, estimate_probability,
6947 estimate_loops_at_level, estimate_bb_frequencies): Use new loop
6950 2002-06-01 Alan Lehotsky <apl@alum.mit.edu>
6952 * except.c (nothrow_function_p): Walk epilogue delay list
6953 checking the insn, not the chain for potential throws.
6955 2002-05-31 Zack Weinberg <zack@codesourcery.com>
6957 * Makefile.in (INSTALL_CPP, UNINSTALL_CPP): Remove.
6958 (install): Refer to install-cpp directly.
6959 (uninstall-cpp): Folded into uninstall rule.
6960 * configure.in: Delete all code relating to --disable-cpp.
6961 * configure: Regenerate.
6962 * config/t-install-cpp: Delete.
6964 2002-05-31 Richard Henderson <rth@redhat.com>
6966 * configure.in (HAVE_AS_TLS): Add alpha tests.
6967 * configure: Rebuild.
6968 * config/alpha/alpha.c (TARGET_AS_TLS): New.
6969 (alpha_tls_size, alpha_tls_size_string): New.
6970 (overide_options): Set it. Always install machine_status hooks.
6971 (input_operand): Accept got tls predicates.
6972 (local_symbol_p): Merge into ...
6973 (local_symbolic_operand): ... here. Reject tls symbols.
6974 (global_symbolic_operand): Likewise.
6975 (tls_symbolic_operand_1, dtp16_symbolic_operand): New.
6976 (dtp32_symbolic_operand, gotdtp_symbolic_operand): New.
6977 (tp16_symbolic_operand, tp32_symbolic_operand): New.
6978 (gottp_symbolic_operand, tls_symbolic_operand_type): New.
6979 (alpha_encode_section_info): Handle TLS symbols.
6980 (alpha_strip_name_encoding): Likewise.
6981 (alpha_legitimate_address_p): Likewise.
6982 (alpha_legitimize_address): Likewise.
6983 (alpha_expand_mov): Early exit to avoid nop moves.
6984 (struct machine_function): Move from unicosmk.h. Add some_ld_name.
6985 (alpha_init_machine_status, alpha_mark_machine_status,
6986 alpha_free_machine_status): Always define.
6987 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): New.
6988 (print_operand, print_operand_address): Add TLS relocs.
6989 * config/alpha/alpha.h (HAVE_AS_TLS): Default 0.
6990 (MASK_TLS_KERNEL, TARGET_TLS_KERNEL): New.
6991 (TARGET_SWITCHES): Add -mtls-kernel.
6992 (alpha_tls_size, alpha_tls_size_string): New.
6993 (TARGET_OPTIONS): Add -mtls-size=.
6994 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
6995 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Add R0_REG.
6996 (ASM_OUTPUT_LABELREF): Skip %.
6997 (PRINT_OPERAND_PUNCT_VALID_P): Add &.
6998 (PREDICATE_CODES): Update.
6999 * config/alpha/alpha.md (UNSPEC_TLSGD_CALL, UNSPEC_TLSLDM_CALL,
7000 UNSPEC_TLSGD, UNSPEC_TLSLDM, UNSPEC_DTPREL, UNSPEC_TPREL,
7001 UNSPEC_TP, UNSPECV_SET_TP): New.
7002 (adddi_er_lo16_dtp, adddi_er_hi32_dtp, adddi_er_lo32_dtp,
7003 adddi_er_lo16_tp, adddi_er_hi32_tp, adddi_er_lo32_tp, load_tp,
7004 set_tp, movdi_er_tlsgd, movdi_er_tlsldm, movdi_er_gotdtp,
7005 movdi_er_gottp, call_value_osf_tlsgd, call_value_osf_tlsldm): New.
7006 (call_value_osf_2_er): Accept anything as op4.
7007 * config/alpha/alpha-protos.h: Update.
7008 * config/alpha/unicosmk.h (struct machine_function): Move to alpha.c.
7010 2002-05-31 Zack Weinberg <zack@codesourcery.com>
7012 * cppinit.c (append_include_chain): Always pay attention to
7013 cxx_aware when setting new->sysp. Remove ATTRIBUTE_UNUSED
7016 2002-05-31 Kazu Hirata <kazu@cs.umass.edu>
7018 * target.h: Fix formatting.
7019 * timevar.h: Likewise.
7020 * tlink.c: Likewise.
7021 * toplev.c: Likewise.
7022 * toplev.h: Likewise.
7024 * tree-dump.h: Likewise.
7026 * tree-inline.h: Likewise.
7027 * unroll.c: Likewise.
7028 * unwind-dw2.c: Likewise.
7029 * unwind-dw2-fde.c: Likewise.
7030 * unwind-dw2-fde-glibc.c: Likewise.
7031 * unwind-dw2-fde.h: Likewise.
7032 * unwind.h: Likewise.
7033 * unwind-sjlj.c: Likewise.
7034 * varasm.c: Likewise.
7035 * varray.h: Likewise.
7036 * vmsdbg.h: Likewise.
7037 * vmsdbgout.c: Likewise.
7038 * xcoffout.h: Likewise.
7040 2002-05-31 Igor Shevlyakov <igor@microunity.com>
7042 * expr.c (compare_from_rtx): Generate comparison between op0 and op1
7043 rather than cc0 and 0 in a case when HAVE_cc0 is not defined.
7045 2002-05-31 Matthew Woodcraft <mattheww@chiark.greenend.org.uk>
7047 * gcc.c (cpp_unique_options): Remove "-d" options.
7048 (cpp_debug_options): New spec string.
7049 (default_compilers): Use it.
7050 * objc/lang-specs.h: Likewise.
7052 2002-05-31 Nathanael Nerode <neroden@twcny.rr.com>
7054 * gcc/Makefile.in: Replace HOST_PREFIX, HOST_PREFIX_1 with
7055 BUILD_PREFIX, BUILD_PREFIX_1, to correct nomenclature.
7056 * gcc/mklibgcc.in: Likewise.
7057 * gcc/config/arc/t-arc: Likewise.
7058 * gcc/configure.in: Likewise.
7059 * gcc/configure: Regenerate.
7061 2002-05-31 Stan Shebs <shebs@apple.com>
7062 Turly O'Connor <turly@apple.com>
7064 * c-decl.c (struct binding_level): Change int field n_incomplete
7065 to tree list incomplete_list.
7066 (clear_binding_level): Init field with NULL.
7067 (pushdecl): Add incomplete type to list.
7068 (mark_binding_level): Mark the incomplete list.
7069 (finish_struct): Scan the incomplete list for types instead
7070 of all decls in the current binding level.
7072 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
7074 * pa.c (output_millicode_call): Add missing '%' characters.
7075 (output_call): Likewise.
7077 2002-05-31 David Edelsohn <edelsohn@gnu.org>
7079 * config/rs6000/xcoff.h (HOT_TEXT_SECTION_NAME): Define.
7080 (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
7082 2002-05-31 Alan Lehotsky <apl@alum.mit.edu>
7084 * varasm.c (mark_constant_pool): Walk epilogue delay list
7085 checking the insn, not the chain for potential constants.
7087 Fri May 31 12:38:43 2002 J"orn Rennecke <joern.rennecke@superh.com>
7089 * config/sh/elf.h (ASM_SPEC): Use subtarget_endian_asm_spec.
7091 Fri May 31 13:50:19 CEST 2002 Jan Hubicka <jh@suse.cz>
7093 * i386.c (classify_argument): Properly handle base types.
7095 * dwarf2out.c (expand_builin_init_dwarf_reg_sizes):
7096 Store first DWARF_FRAME_REGISTERS dwarf registers, not pseudo
7099 Fri May 31 13:37:54 CEST 2002 Jan Hubicka <jh@suse.cz>
7101 * gcse.c (gcse_emit_move_after): New.
7102 (pre_delete, hoist_store): Use it.
7104 * reload1.c (emit_input_reload_insns): Use constrain_operands
7105 instead of constraint_accepts_reg_p to verify optimization.
7106 (constraint_accepts_reg_p): Kill
7108 * reload1.c (reload_cse_delete_noop_set): Kill.
7109 (reload_cse_simplify): use delte_insn_and_edges.
7111 2002-05-31 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7113 * cfgloop.c (flow_loops_find): Initialize first and last fields
7116 2002-05-31 Neil Booth <neil@daikokuya.demon.co.uk>
7118 * c-common.c (builtin_define_std): Correct logic.
7120 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
7122 * pa.c (output_millicode_call): Correct "be,l" insn for TARGET_PA_20.
7123 (output_call): Likewise.
7125 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
7127 * pa.c: Move output.h include after tree.h include.
7128 (pa_asm_output_mi_thunk): Constify identifier lab.
7130 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
7132 * config/ns32k/ns32k.h: Define named constants for the
7133 bits in target_flags and use them.
7134 * config/ns32k/netbsd.h (TARGET_DEFAULT): Use named constants.
7136 2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
7138 * config.gcc (tm_file): Prefix pa/pa-700.h to tm_file list for PA1.0
7139 architecture and pa/pa-7100.h for PA1.1 architecture, respectively.
7140 * pa/pa.c (override_options): Use TARGET_SCHED_DEFAULT to select
7141 default scheduling model.
7142 * pa/pa.h (TARGET_SCHED_DEFAULT): Define if not defined to "8000".
7143 * pa/pa-700.h (TARGET_SCHED_DEFAULT): New file for "700" scheduling.
7144 * pa/pa-7100.h (TARGET_SCHED_DEFAULT): New file for "7100" scheduling.
7145 * doc/install.texi (hppa*-*-*): Document default scheduling.
7147 2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
7149 * pa.c (following_call): Check TARGET_JUMP_IN_DELAY.
7151 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
7153 * config.gcc (ns32k-*-netbsd*): Set tm_file to
7154 "${tm_file} netbsd.h netbsd-aout.h ns32k/netbsd.h"
7155 * config/ns32k/netbsd.h: Don't include ns32k/ns32k.h,
7156 netbsd.h, or netbsd-aout.h.
7158 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
7160 * longlong.h (count_trailing_zeros): Add missing \, and clean up
7161 whitespace in __ns32000__ case.
7163 2002-05-31 Aldy Hernandez <aldyh@redhat.com>
7165 * expr.c (expand_expr): Output partially zeroed out vectors with
7166 output_constant_def.
7168 2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
7170 * config.gcc (sh[123456789l]*-*-*): Set cpu_type to sh.
7172 (shl*-*-netbsdelf*): New targets.
7173 * config/sh/netbsd-elf.h: New file.
7174 * config/sh/t-netbsd: New file.
7176 2002-05-30 Richard Henderson <rth@redhat.com>
7177 Eric Botcazou <ebotcazou@multimania.com>
7179 PR optimization/6822
7180 * config/i386/i386.c (ix86_expand_int_movcc): Don't cast INTVAL
7181 to unsigned int for op1 comparisons. Use gen_int_mode.
7183 2002-05-30 Eric Botcazou <ebotcazou@multimania.com>
7185 * expmed.c (const_mult_add_overflow_p): New.
7186 * expr.h: Declare it.
7187 * loop.c (maybe_eliminate_biv_1) [COMPARE]: Use it.
7188 Don't eliminate the biv if the giv has a constant multiplier and
7189 the rhs argument of the comparison does satisfy the predicate.
7190 Use expand_mult_add to compute the replacement constant.
7192 2002-05-30 Osku Salerma <osku@iki.fi>
7194 * c-common.c (c_common_attribute_table): Add "may_alias" entry.
7195 (c_common_get_alias_set): Handle it.
7196 * doc/extend.texi: Document it.
7198 2002-05-30 Richard Henderson <rth@redhat.com>
7200 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
7201 * toplev.c (process_options): Don't check it.
7202 * doc/tm.texi: Don't document it.
7203 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): New.
7204 (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
7205 * config/i386/i386.c (ix86_frame_pointer_required): Suppress leaf
7206 frame pointer optimization if current_function_profile.
7208 2002-05-30 Kazu Hirata <kazu@cs.umass.edu>
7210 * langhooks.c: Fix formatting.
7211 * langhooks.h: Likewise.
7213 * libgcc2.c: Likewise.
7214 * lists.c: Likewise.
7215 * local-alloc.c: Likewise.
7219 2002-05-30 Marc Espie <espie@openbsd.org>
7221 * config.gcc (sparc64-*-openbsd*): New.
7222 * config/sparc/openbsd1-64.h: New.
7223 * config/sparc/openbsd64.h: New.
7225 2002-05-30 Jeff Law <law@redhat.com>
7227 * flow.c (propagate_one_insn): Revise yesterday's patch. Delete
7228 a dead insn with a REG_RETVAL note when the entire libcall is not
7229 dead and remove the associated REG_LIBCALL note at the same time.
7231 Thu May 30 19:54:30 2002 J"orn Rennecke <joern.rennecke@superh.com>
7233 * lcm.c (output.h): #include.
7234 (compute_earliest): Remove hack to treat renumbered EXIT_BLOCK
7235 as an ordinary block.
7236 (optimize_mode_switching): Don't pretend that the exit block is
7237 an ordinary block, or handle sucessors of entry block specially.
7238 Instead, split edges from entry block and to exit block, and
7239 put a computing definition on the thus gained post-entry-block,
7240 and a need on the pre-exit-block.
7242 Thu May 30 20:28:01 CEST 2002 Jan Hubicka <jh@suse.cz>
7244 * gengenrtl.c (type_from_format, accessor_from_format): Support 'B'.
7245 * rtl.texi: Document 'B'
7247 2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
7249 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Compute
7251 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 96 if not __mc68010__.
7253 2002-05-30 Aldy Hernandez <aldyh@redhat.com>
7255 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
7256 const0_rtx instead of NULL_RTX when in error.
7257 (altivec_expand_abs_builtin): Same.
7258 (rs6000_expand_binop_builtin): Same.
7259 (altivec_expand_predicate_builtin): Same.
7260 (altivec_expand_stv_builtin): Same.
7261 (rs6000_expand_ternop_builtin): Same.
7262 (altivec_expand_builtin): Same.
7264 2002-05-29 David S. Miller <davem@redhat.com>
7266 * rtl.h (clear_emit_caches): Delete.
7267 * integrate.c (output_inline_function): Don't call it.
7268 * emit-rtl.c (restore_emit_status, init_emit): Likewise.
7269 (clear_emit_caches): Delete definition.
7270 (SEQUENCE_RESULT_SIZE, sequence_result, free_insn): Likewise.
7272 2002-05-30 Hans-Peter Nilsson <hp@bitrange.com>
7274 * config/mmix/mmix.c: Include real.h.
7275 (mmix_constant_address_p): Remove redundant test before switch.
7277 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
7279 * config/mips/mips.h (READONLY_DATA_SECTION_ASM_OP): Define
7280 only if not already defined.
7282 2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
7284 * config/h8300/h8300-protos.h: Remove prototypes for
7285 ok_for_bclr and small_power_of_two.
7286 * config/h8300/h8300.c (small_power_of_two): Remove.
7287 (ok_for_blcr): Likewise.
7288 (fix_bit_operand): Make WHAT deal with an integer instead of a
7289 constraint character.
7290 * config/h8300/h8300.h (CONST_OK_FOR_O): Remove.
7291 (CONST_OK_FOR_P): Likewise.
7292 (CONST_OK_FOR_LETTER_P): Do not call CONST_OK_FOR_O or
7293 CONST_OK_FOR_P any more.
7294 * config/h8300/h8300.md (andqi3): Adjust to the new prototype
7299 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
7301 * config/mips/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
7302 (CPP_PREDEFINES): Make sure this is undefined.
7303 (CPP_SPEC): Place -D__mips=1 at the beginning of the spec,
7304 since it is no longer in CPP_PREDEFINES. Don't -U__MIPSEL__
7305 or -U__MIPSEB__ before defining one or the other. Instead,
7306 use %(subtarget_endian_default) if neither -EB nor -EL are
7308 (SUBTARGET_EXTRA_SPECS): Define.
7309 (SUBTARGET_CPP_SPEC): Remove __LONG64 handling. Use
7312 2002-05-29 Hans-Peter Nilsson <hp@axis.com>
7314 * doc/md.texi (Patterns): Note pattern condition pitfall
7317 2002-05-29 Aldy Hernandez <aldyh@redhat.com>
7319 * rs6000.c: (altivec_expand_builtin): Only expand altivec builtins
7320 when TARGET_ALTIVEC. Move handling of generic unary, binary, and
7321 ternary operations from here...
7322 (rs6000_expand_builtin): ...to here.
7323 New argument expandedp.
7324 Change all instances of altivec_expand_binop_builtin to
7325 rs6000_expand_binop_builtin.
7326 (altivec_expand_unop_builtin): Rename to
7327 rs6000_expand_unop_builtin.
7328 (altivec_expand_binop_builtin): Rename to
7329 rs6000_expand_binop_builtin.
7330 (altivec_expand_ternop_builtin): Rename to
7331 rs6000_expand_ternop_builtin.
7333 2002-05-29 Richard Henderson <rth@redhat.com>
7335 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Define with value.
7336 (TARGET_BI_ARCH): Likewise.
7337 * config/i386/i386.h: Test TARGET_64BIT_DEFAULT by value.
7338 (TARGET_SWITCHES): Combine target defaults here not in TARGET_DEFAULT.
7339 (TARGET_64BIT_DEFAULT): Default to 0.
7340 (TARGET_DEFAULT): Default to MASK_OMIT_LEAF_FRAME_POINTER.
7342 2002-05-29 Richard Henderson <rth@redhat.com>
7344 * config/i386/i386.c (USE_HIDDEN_LINKONCE): New.
7345 (get_pc_thunk_name): New.
7346 (output_set_got): Use it.
7347 (ix86_asm_file_end): If USE_HIDDEN_LINKONCE, emit get_pc thunks
7348 into linkonce sections.
7350 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
7352 * config/sparc/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
7353 (CPP_PREDEFINES): Make sure this is undefined.
7354 (CPP_SUBTARGET_SPEC64, CPP_SUBTARGET_SPEC32): Remove.
7355 (CPP_SUBTARGET_SPEC): Don't provide different versions for
7356 default-32 and default-64. Just always use %(netbsd_cpp_spec).
7357 (SUBTARGET_EXTRA_SPECS): Remove cpp_subtarget_spec32 and
7358 cpp_subtarget_spec64. Add netbsd_cpp_spec.
7359 * config/sparc/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
7360 (CPP_PREDEFINES): Make sure this is undefined.
7361 (SUBTARGET_EXTRA_SPECS): Define.
7362 (CPP_SPEC): Use %(netbsd_cpp_spec).
7364 2002-05-29 Jeff Law <law@redhat.com>
7366 * pa.h (ASM_OUTPUT_MI_THUNK): Remove unwanted semi-colon.
7368 * flow.c (propagate_one_insn): Do not remove a dead insn if it
7369 contains a REG_RETVAL note.
7371 * haifa-sched (sched_analyze): Remove another useless clearing
7372 of SCHED_GROUP_P I missed yesterday.
7374 * pa.h (ASM_OUTPUT_MI_THUNK): Move implementation into pa.c.
7375 * pa.c (pa_asm_output_mi_thunk): New function.
7376 * pa-protos.h (pa_asm_output_mi_thunk): Declare.
7378 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
7379 Marek Michalkiewicz <marekm@amelek.gda.pl>
7381 * config/avr/avr.c (avr_base_arch_macro, avr_extra_arch_macro): New.
7382 (avr_asm_only_p): Make non-static.
7383 (enum avr_arch): Remove.
7384 (avr_arch_types): New.
7385 (avr_mcu_types): Update.
7386 (avr_override_options): Use avr_arch_types table instead of switch.
7387 * avr.h (CPP_PREDEFINES): Die.
7388 (avr_base_arch_macro, avr_extra_arch_macro): New.
7389 (TARGET_CPU_CPP_BUILTINS): New.
7390 (CPP_SPEC, EXTRA_SPECS): Simplify.
7391 (CPP_AVR1_SPEC, CPP_AVR2_SPEC, CPP_AVR3_SPEC, CPP_AVR4_SPEC,
7392 CPP_AVR5_SPEC): Die.
7394 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
7396 * config/arm/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
7397 NETBSD_OS_CPP_BUILTINS_AOUT.
7398 (SUBTARGET_EXTRA_SPECS): Define.
7399 (CPP_SPEC): Use %(netbsd_cpp_spec).
7401 2002-05-29 Richard Henderson <rth@redhat.com>
7403 * config/i386/i386.c (ix86_output_function_epilogue): New.
7404 (TARGET_ASM_FUNCTION_EPILOGUE): New.
7405 (pic_label_name): Remove.
7406 (pic_labels_used): New.
7407 (ix86_asm_file_end): Emit one pc load stub for each register used.
7408 (output_set_got): Generate deep pc load to any register.
7409 (ix86_select_alt_pic_regnum): New.
7410 (ix86_save_reg): Don't save pic register if we can find a valid
7411 call-clobbered replacement.
7412 (ix86_expand_prologue): If we found a valid replacement, renumber
7413 pic_offset_table_rtx.
7414 * config/i386/i386.h (PIC_OFFSET_TABLE_REGNUM): Look at
7415 pic_offset_table_rtx after reload.
7416 (REAL_PIC_OFFSET_TABLE_REGNUM): New.
7417 * config/i386/i386.md (set_got): Make insn, not expander.
7418 (set_got_nopic, set_got_deep, set_got_nodeep): Remove.
7420 2002-05-29 Richard Henderson <rth@redhat.com>
7422 * config/i386/i386.c (ix86_compute_frame_layout): Do add bottom
7423 alignment for alloca.
7425 2002-05-29 Richard Henderson <rth@redhat.com>
7427 * config/i386/i386.c (output_pic_addr_const): Lowercase rip.
7428 (print_operand_address): Only add rip for symbolic addresses
7429 for which we do not have another relocation type.
7431 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
7433 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
7434 (EXTRA_SPECS): Add netbsd_cpp_spec.
7435 (CPP_SPEC): Use %(netbsd_cpp_spec).
7436 (CPP_PREDEFINES): Remove.
7437 * config/m68k/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
7438 (EXTRA_SPECS): Define.
7439 (CPP_SPEC): Use %(netbsd_cpp_spec).
7440 (CPP_PREDEFINES): Remove.
7442 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
7444 PR preprocessor/6844
7445 * cppmacro.c (cpp_macro_definition): Reserve space for terminating
7448 2002-05-29 Eric Christopher <echristo@redhat.com>
7450 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Add support for
7451 mips5/mips32/mips64 and _MIPS_ISA_MIPSXX.
7453 2002-05-29 Nick Clifton <nickc@cambridge.redhat.com>
7455 * config/fr30/fr30.md: Remove previous restriction on splits.
7456 Enforce conformance through gen_lowpart and cont_int_operand.
7457 * config/fr30/fr30.h (BSS_SECTION_ASM_OP): Use ".section .bss"
7458 as the assembler does not support ".bss".
7460 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
7462 * config/i386/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
7463 (CPP_PREDEFINES): Remove.
7464 (SUBTARGET_EXTRA_SPECS): Define.
7465 (CPP_SPEC): Use %(netbsd_cpp_spec).
7466 * config/i386/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
7467 (CPP_PREDEFINES): Remove.
7468 (SUBTARGET_EXTRA_SPECS): Define.
7469 (CPP_SPEC): Use %(netbsd_cpp_spec).
7470 * config/i386/netbsd64.h (TARGET_OS_CPP_BUILTINS): Define.
7471 (CPP_PREDEFINES, CPP_LP64_SPEC, CPP_SUBTARGET_SPEC): Remove.
7472 (SUBTARGET_EXTRA_SPECS): Remove cpp_lp64 and cpp_subtarget.
7473 Add netbsd_cpp_spec.
7474 (CPP_SPEC): Remove %(cpp_subtarget), add %(netbsd_cpp_spec).
7476 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
7477 Zack Weinberg <zack@codesourcery.com>
7479 * cppexp.c (cpp_num): Move to cpplib.h.
7480 (CPP_ERROR): Remove.
7481 (interpret_float_suffix, interpret_int_suffix): New.
7482 (struct suffix, vsuf_1, vsuf_2, vsuf_3): Remove.
7483 (cpp_classify_number, cpp_interpret_integer): New.
7484 (interpret_number): Remove.
7485 (eval_token): Update to use new routines.
7486 * cpphash.h (cpp_num_part): Move to cpplib.h.
7487 * cppinit.c (cpp_post_options): Set warn_long_long.
7488 * cpplib.h (struct cpp_options): Add warn_long_long.
7489 (cpp_num, cpp_num_part, CPP_N_CATEGORY, CPP_N_INVALID,
7490 CPP_N_INTEGER, CPP_N_FLOATING, CPP_N_WIDTH, CPP_N_SMALL,
7491 CPP_N_MEDIUM, CPP_N_LARGE, CPP_N_RADIX, CPP_N_DEC, CPP_N_HEX,
7492 CPP_N_OCTAL, CPP_N_UNSIGNED, CPP_N_IMAGINARY, cpp_classify_number,
7493 cpp_interpret_integer): New.
7495 2002-05-29 Joel Sherrill <joel@OARcorp.com>
7497 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Use -m403 and -m405.
7499 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
7501 * config/alpha/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
7502 NETBSD_OS_CPP_BUILTINS_ELF and NETBSD_OS_CPP_BUILTINS_LP64.
7503 (CPP_SUBTARGET_SPEC): Define.
7504 (SUBTARGET_EXTRA_SPECS): Define.
7507 2002-05-29 Chris Lattner <sabre@nondot.org>
7509 * ssa.c (rename_insn_1): Rename uses of undefined registers to
7510 prevent confusion if/when the register is defined.
7512 2002-05-29 Hans-Peter Nilsson <hp@axis.com>
7515 * config/cris/cris.md: Fix typos and thinkos in comments.
7516 ("*mov_sideqi_biap_mem"): Remove '*' in constraint for operand 4,
7518 ("*mov_sidehi_biap_mem", "*mov_sidesi_biap_mem"): Ditto.
7519 ("*mov_sideqi_mem"): Similar, but for operand 3.
7520 ("*mov_sidehi_mem", "*mov_sidesi_mem"): Ditto.
7521 (splitter for mov_sideqi_mem, mov_sidehi_mem, mov_sidesi_mem):
7522 Remove spurious mode specifier on operand 2.
7524 2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
7526 * config/h8300/h8300-protos.h: Remove the prototype for
7528 Add prototypes for single_one_operand and single_zero_operand.
7529 * config/h8300/h8300.c (o_operand): Remove.
7530 (single_one_operand): New.
7531 (single_zero_operand): Likewise.
7532 (print_operand): For 'V' operand, and the operand with 0xff.
7533 For 'V' and 'W' operands, do not and the bit position with 7.
7534 * config/h8300/h8300.md (various anonymous patterns): Replace
7535 use of exact_log2 with single_one_operand/single_zero_operand.
7537 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
7539 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
7541 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
7543 * config/s390/s390.c (legitimate_pic_operand_p): Do not
7544 accept symbolic LARL operands.
7545 (s390_emit_epilogue): Do not set FRAME_RELATED_P on
7548 2002-05-29 Hartmut Penner <hpenner@de.ibm.com>
7550 * config/s390/s390.md (cmpstr_64/31): Mark whole
7551 input registers as used.
7553 2002-05-28 Richard Henderson <rth@redhat.com>
7555 * config/i386/i386.c (ix86_save_reg): Examine regs_ever_live,
7556 not current_function_uses_pic_offset_table and
7557 current_function_uses_const_pool; examine current_function_profile.
7558 (ix86_expand_prologue): Likewise. Add pic_offset_table_rtx as
7559 input to blockage if needed.
7560 (ix86_expand_call): Do not set current_function_uses_pic_offset_table.
7561 (legitimize_pic_address): Likewise. Set regs_ever_live for
7562 pic_offset_table_rtx when invoked during reload.
7563 * config/i386/i386.h (FINALIZE_PIC): Remove.
7564 * config/i386/i386.md (tablejump): Reformat. Do not set
7565 current_function_uses_pic_offset_table.
7566 (tls_global_dynamic, tls_local_dynamic_base): Likewise.
7567 (blockage): Accept anything as operand 0.
7569 2002-05-28 Jason Thorpe <thorpej@wasabisystems.com>
7571 * config/netbsd-aout.h (NETBSD_OS_CPP_BUILTINS_AOUT): Define
7572 common CPP built-ins for all NetBSD a.out targets.
7573 * config/netbsd-elf.h (NETBSD_OS_CPP_BUILTINS_ELF): Define
7574 common CPP built-ins for all NetBSD ELF targets.
7575 * config/netbsd.h: Add missing notice.
7576 (NETBSD_OS_CPP_BUILTINS_COMMON): Define common CPP built-ins
7577 for all NetBSD targets.
7578 (NETBSD_OS_CPP_BUILTINS_LP64): Define common CPP built-ins
7579 for all NetBSD targets using an LP64 code model.
7580 (NETBSD_CPP_SPEC): Define CPP_SPEC parts common to all
7583 2002-05-28 Richard Henderson <rth@redhat.com>
7585 * flow.c (update_life_info_in_dirty_blocks): Only do a partial
7586 update if UPDATE_LIFE_LOCAL.
7588 2002-05-28 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
7590 * config/sh/sh.c: Include real.h for REAL_VALUE_TYPE.
7592 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
7593 Jason R. Thorpe <thorpej@wasabisystems.com>
7595 config/sh reorganization to factor out endianness and coff:
7597 * config/sh/little.h: New file.
7598 * config/sh/sh.h (TARGET_ENDIAN_DEFAULT): If not already
7599 defined, define to 0 to select big-endian.
7600 (SUBTARGET_ASM_ENDIAN_SPEC): Define according to TARGET_ENDIAN_DEFAULT.
7601 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
7602 * config/sh/sh64.h (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
7603 * config/sh/t-be: New file.
7604 * config/sh/t-le: New file.
7606 * sh.h (SDB_DEBUGGING_INFO, #include "dbxcoff.h"): Moved to sh/coff.h.
7607 (SDB_DELIM, MAX_OFILE_ALIGNMENT, IDENT_ASM_OP): Likewise.
7608 (TARGET_ASM_NAMED_SECTION, ASM_OUTPUT_SKIP): Likewise.
7609 (USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX): Likewise.
7610 (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL): Likewise.
7611 (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Likewise.
7612 (ASM_FILE_END, ASM_DECLARE_FUNCTION_NAME): Deleted.
7613 (CPP_SPEC, SUBTARGET_CPP_ENDIAN_SPEC): Likewise.
7614 (SUBTARGET_CPP_SPEC, CPP_DEFAULT_CPU_SPEC, CPP_PREDEFINES): Likewise.
7615 (EXTRA_SPECS): Remove SUBTARGET_CPP_ENDIAN_SPEC and
7616 CPP_DEFAULT_CPU_SPEC. Add LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL,
7617 SUBTARGET_LINK_EMUL_SUFFIX and SUBTARGET_LINK_SPEC.
7618 (LINK_SPEC): Define to SH_LINK_SPEC.
7619 (TARGET_CPU_CPP_BUILTINS, SH_LINK_SPEC): Define.
7620 (LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL): Likewise.
7621 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
7622 (CPP_SPEC): Reduce to %(subtarget_cpp_spec).
7623 (TARGET_ENDIAN_DEFAULT): Define if not already defined.
7624 * config/sh/coff.h: New file.
7625 (TARGET_ASM_NAMED_SECTION): Now default_coff_asm_named_section
7626 (TARGET_OBJFMT_CPP_BUILTINS): Define.
7627 * config/sh/elf.h (IDENT_ASM_OP): No need to #undef at the start.
7628 (ASM_FILE_END, ASM_OUTPUT_SOURCE_LINE): Likewise.
7629 (DBX_OUTPUT_MAIN_SOURCE_FILE_END, TARGET_ASM_NAMED_SECTION): Likewise.
7630 (ASM_DECLARE_FUNCTION_NAME, MAX_OFILE_ALIGNMENT, SIZE_TYPE): Likewise.
7631 (PTRDIFF_TYPE): Likewise.
7632 ("dbxelf.h", "elfos.h", "svr4.h"): Don't #include.
7633 (CPP_PREDEFINES): Don't define.
7634 (TARGET_OBJFMT_CPP_BUILTINS): Define.
7635 (LINK_SPEC): Define to SH_LINK_SPEC.
7636 (LINK_EMUL_PREFIX): Redefine.
7637 * config/sh/linux.h: (SUBTARGET_CPP_SPEC): Remove -fpic / -fPIC cases.
7638 (SUBTARGET_CPP_ENDIAN_SPEC, CPP_DEFAULT_CPU_SPEC): Remove redefinition.
7639 (CPP_PREDEFINES, SUBTARGET_ASM_ENDIAN_SPEC): Likewise.
7640 (CC1_SPEC, CC1PLUS_SPEC, LINK_SPEC): Likewise.
7641 (TARGET_OS_CPP_BUILTINS): Define.
7642 (TARGET_DEFAULT): Redefine.
7643 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
7644 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Remove.
7645 (LINK_SPEC): Don't redefine.
7646 (LINK_DEFAULT_CPU_EMUL): Redefine.
7647 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
7648 * sh.c (sh_asm_named_section): Don't declare / define.
7649 * t-linux (MULTILIB_OPTIONS): Rely on pre-set endianness option.
7650 * config.gcc (sh-*-elf* tm_file): Add dbxelf.h elfos.h svr4.h.
7651 (sh64-*-elf* tm_file): Likewise.
7652 (sh-*-rtemself* tm_file): Likewise.
7653 (sh-*-linux* tm_file): Likewise. Add sh/little.h.
7654 (sh-*-linux* tmake_file): Add sh/t-le.
7655 (sh-*-rtems* tm_file): Add sh/coff.h
7656 (sh-*-* tm_file): Likewise.
7658 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
7660 * sh.h (LEGITIMATE_PIC_OPERAND_P): Check for SYMBOL_REF before using
7661 CONSTANT_POOL_ADDRESS_P.
7663 * coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Define.
7665 2002-05-28 David Edelsohn <edelsohn@gnu.org>
7666 Jeff Law <law@redhat.com>
7668 * optabs.c (expand_binop): Fix nwords sign warnings.
7669 generate pseudo for add_optab.
7671 * sched-deps.c (sched_analyze): Do not clear SCHED_GROUP_P.
7672 * haifa-sched.c (move_insn): Clear SCHED_GROUP_P after it is used.
7674 2002-05-28 Marc Espie <espie@openbsd.org>
7676 * config/i386/openbsd.h (HAVE_GAS_MAX_SKIP_P2ALIGN): Remove,
7677 inherited from gas.h.
7678 (ASM_QUAD): Undef. OpenBSD does not support it.
7680 2002-05-28 Danny Smith <dannysmith@users.sourceforge.net>
7682 * doc/install.texi (binaries): Change mingw binaries
7683 link to www.mingw.org.
7685 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7687 * cfgloop.c (flow_loops_cfg_dump): Use bb->index, not i.
7689 2002-05-28 Richard Henderson <rth@redhat.com>
7691 * config/i386/i386.c (ix86_compute_frame_layout): Do not add
7692 bottom alignment for leaf functions.
7694 2002-05-28 Zack Weinberg <zack@codesourcery.com>
7696 * config/pa/milli32.S, config/pa/lib1funcs.asm,
7697 config/sparc/sol2-g1.asm: Delete unused files.
7699 2002-05-28 Richard Henderson <rth@redhat.com>
7701 * cfg.c (dump_flow_info): Print bb->index, not i, for block number.
7703 * flow.c (calculate_global_regs_live): Rename call_used to
7704 invalidated_by_call. Initialize from regs_invalidated_by_call
7705 instead of call_used_regs.
7707 * varasm.c (default_binds_local_p): Check TREE_PUBLIC before
7710 2002-05-28 Zack Weinberg <zack@codesourcery.com>
7712 * tree.h: Don't include real.h.
7713 Forward-declare struct realvaluetype.
7714 (struct tree_real_cst): Point to the REAL_VALUE_TYPE, do not
7716 (TREE_REAL_CST_PTR): New accessor.
7717 (TREE_REAL_CST): Update.
7718 * real.h: Include machmode.h.
7719 (realvaluetype): Make it struct realvaluetype, not a typedef.
7720 (build_real): Prototype here.
7722 * tree.c: Include real.h.
7723 (build_real): Allocate the REAL_VALUE_TYPE as a separate
7724 object in GC memory, set TREE_REAL_CST_PTR to point to it.
7725 (build_real_from_int_cst): Use build_real.
7726 * ggc-common.c (ggc_mark_trees): Mark TREE_REAL_CST_PTR of a
7729 * builtins.c, c-common.c, c-lex.c, dwarf2out.c, expr.c,
7730 fold-const.c, print-tree.c, real.c: Include real.h.
7731 * Makefile.in: Update dependency lists.
7733 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7735 * basic-block.h (last_basic_block): Declare.
7736 (expunge_block_nocompact): Declaration removed.
7737 (compact_blocks): Declare.
7738 * cfg.c (last_basic_block): New variable.
7739 (expunge_block_nocompact): Removed.
7740 (expunge_block): Do not compact basic blocks.
7741 (compact_blocks): New.
7742 * cfganal.c (flow_call_edges_add): Use the fact that bb indices no
7744 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Set
7746 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Do not change
7747 real positions of blocks.
7748 (delete_unreachable_blocks): Simplified -- quadratic behavior now
7750 (cleanup_cfg): Compact blocks.
7751 * cfgrtl.c (create_basic_block): Insert basic blocks to the end of
7752 basic_block_info varray.
7753 (flow_delete_block): Comment update.
7754 (back_edge_of_syntactic_loop_p): Modify position check code.
7755 (verify_flow_info): Update checking.
7756 * flow.c (calculate_global_regs_live): Use FOR_EACH_BB.
7757 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
7758 (find_if_case_1, find_if_case_2, if_convert): Use the fact that bb
7759 indices no longer change.
7760 * lcm.c (optimize_mode_switching): Replace n_basic_blocks with
7762 * predict.c (estimate_bb_frequencies): Remove unneccessary code.
7763 * profile.c (branch_prob): Compact blocks.
7764 * sched-rgn.c (find_rgns): Replace n_basic_blocks with
7767 2002-05-28 Kazu Hirata <kazu@cs.umass.edu>
7769 * config/h8300/h8300.md (two anonymous patterns): New.
7771 2002-05-28 David S. Miller <davem@redhat.com>
7773 * config/sparc/sparc.md (cpu): Tidy.
7774 (type): Delete 'return', add 'ialuX', 'flushw', 'iflush', and
7776 (in_call_delay): Delete reference to 'return' type.
7777 (eligible_for_return_delay, in_return_delay, define_delay
7778 referencing those): Delete.
7779 (rest of file): Use new type attributes as appropriate.
7780 * config/sparc/sparc-protos.h (eligible_for_return_delay): Delete.
7781 * config/sparc/sparc.c (eligible_for_return_delay): Likewise.
7782 * config/sparc/ultra1_2.md (us1_single): New reservation.
7783 (us1_ialuX): Likewise.
7784 * config/sparc/ultra3.md (us3_single): Likewise.
7785 (us3_ialuX): Likewise.
7786 (us3_imul, us3_idiv): Tweak.
7788 2002-05-28 Richard Henderson <rth@redhat.com>
7790 * config/alpha/alpha.c (alpha_in_small_data_p): Return false for
7793 2002-05-28 Richard Henderson <rth@redhat.com>
7795 * config.gcc: Obsolete mn10200.
7797 2002-05-28 Neil Booth <neil@daikokuya.demon.co.uk>
7799 * cppexp.c (interpret_number): Optimize for single-digit
7800 and less-than-half-precision cases.
7801 (num_trim, num_positive, num_div_op): Cast constants.
7803 2002-05-27 Bo Thorsen <bo@suse.de>
7805 * config/i386/libgcc-x86_64-glibc.ver: Copy this file from the
7806 3.1 branch. The file was made by Jakub Jelinek.
7807 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Add i386
7808 support so multilib doesn't break. And don't define this at all
7809 when -Dinhibit_libc is used.
7810 (MULTILIB_DEFAULTS): Always set default to 64 bit compilation.
7811 * config/i386/t-linux64: Implement full multilib support. Patch
7812 originally done by Andreas Jaeger and Jakub Jelinek.
7814 2002-05-27 Roger Sayle <roger@eyesopen.com>
7816 * c-common.c: Add support for __attribute__((nothrow)) to specify
7817 that a function cannot throw an exception (using TREE_NOTHROW).
7818 (handle_nothrow_attribute): New function to process this attribute.
7820 * doc/extend.texi: Document the new nothrow function attribute.
7822 2002-05-27 H.J. Lu (hjl@gnu.org)
7824 * cppexp.c (num_trim): Use 1UL instead of 1 for long int.
7825 (num_positive): Likewise.
7826 (num_div_op): Likewise.
7828 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
7830 * c-common.c (c_common_init): Always use intmax_t.
7832 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
7834 * c-common.c (c_common_init): Use intmax_t for now.
7836 2002-05-24 Andrew Haley <aph@redhat.com>
7838 * fold-const.c (fold): Don't convert (T)(x & c) into (T)x & (T)c
7839 if T is a boolean type.
7841 2002-05-27 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7843 * basic-block.h (last_basic_block): Defined as synonym for
7845 * cfganal.c (mark_dfs_back_edges, flow_reverse_top_sort_order_compute,
7846 flow_depth_first_order_compute, flow_preorder_transversal_compute,
7847 flow_dfs_compute_reverse_init): Replaced relevant occurences of
7848 n_basic_blocks with last_basic_block.
7849 * cfgbuild.c (make_edges): Likewise.
7850 * cfgloop.c (flow_loop_scan, flow_loops_find): Likewise.
7851 * cfgrtl.c (verify_flow_info, purge_all_dead_edges): Likewise.
7852 * combine.c (combine_instructions): Likewise.
7853 * df.c (df_alloc, df_analyse_1, df_analyse, iterative_dataflow_sbitmap,
7854 iterative_dataflow_bitmap): Likewise.
7855 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
7856 calc_idoms, idoms_to_doms): Likewise.
7857 * flow.c (update_life_info_in_dirty_blocks, free_basic_block_vars):
7859 * gcse.c (gcse_main, alloc_gcse_mem, compute_local_properties,
7860 compute_hash_table, expr_reaches_here_p, one_classic_gcse_pass,
7861 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p,
7862 one_pre_gcse_pass, compute_transpout, delete_null_pointer_checks_1,
7863 delete_null_pointer_checks, compute_code_hoist_vbeinout,
7864 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
7865 compute_store_table, build_store_vectors): Likewise.
7866 * haifa-sched.c (sched_init): Likewise.
7867 * ifcvt.c (if_convert): Likewise.
7868 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
7869 pre_edge_lcm, compute_available, compute_nearerout,
7870 compute_rev_insert_delete, pre_edge_rev_lcm, optimize_mode_switching):
7872 * predict.c (estimate_probability, process_note_prediction,
7873 note_prediction_to_br_prob): Likewise.
7874 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX): Likewise.
7875 * recog.c (split_all_insns, peephole2_optimize): Likewise.
7876 * regrename.c (copyprop_hardreg_forward): Likewise.
7877 * resource.c (init_resource_info): Likewise.
7878 * sched-rgn.c (build_control_flow, find_rgns, compute_trg_info,
7879 init_regions, schedule_insns): Likewise.
7880 * ssa-ccp.c (ssa_const_prop): Likewise.
7881 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
7882 * ssa.c (compute_dominance_frontiers,
7883 compute_iterated_dominance_frontiers, convert_to_ssa): Likewise.
7885 * df.c (df_refs_unlink): Fix FOR_EACH_BB usage (in #if 0'ed code)
7886 * gcse.c (alloc_rd_mem, alloc_avail_expr_mem): Use n_blocks for vector
7889 Mon May 27 14:28:12 CEST 2002 Jan Hubicka <jh@suse.cz>
7891 * basic-block.h (can_hoist_p, hoist_insn_after, hoist_insn_to_edge):
7893 * rtlanal.c (hoist_test_store, can_hoist_insn_p, hoist_update_store,
7894 hoist_insn_after, hoist_insn_to_edge): New.
7896 Mon May 27 12:14:02 CEST 2002 Jan Hubicka <jh@suse.cz>
7898 * basic-block.h (PEOP_SCAN_DEAD_STORES): New.
7899 (PROP_FINAL): Include.
7900 * flow.c (life_analysis, update_life_info,
7901 init_propagate_block_info, mark_set_1, mark_used_rgs):
7902 Support SCAN_DEAD_STORE.
7904 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
7906 * c-common.c (c_common_init): Set CPP arithmetic precision.
7907 * cppexp.c (cpp_num_part): Move typedef ...
7908 * cpphash.h: ...here; make unsigned HOST_WIDE_INT.
7909 * cppinit.c (cpp_create_reader): Default to host long arithmetic.
7910 (sanity_checks): Update.
7912 2002-05-26 Geoffrey Keating <geoffk@redhat.com>
7914 * Makefile.in (INSTALL_HEADERS): Add 'install-mkheaders'.
7915 (mkheaders): New rule.
7916 (install-mkheaders): New rule.
7917 * configure.in (all_outputs): Add mkheaders.
7918 * configure: Regenerate.
7919 * mkheaders.in: New file.
7921 2002-05-26 Jakub Jelinek <jakub@redhat.com>
7923 * cse.c (fold_rtx): Don't optimize if SUBREG changes mode class.
7925 2002-05-26 Andreas Jaeger <aj@suse.de>
7927 * cfg.c (dump_flow_info): Remove extra argument to fprintf.
7929 2002-05-26 Neil Booth <neil@daikokuya.demon.co.uk>
7931 * cppexp.c (possible_sum_sign, integer_overflow, left_shift,
7932 right_shift): Remove.
7933 (cpp_num, cpp_num_part, PART_PRECISION, HALF_MASK, LOW_PART,
7935 (struct op): Use cpp_num.
7936 (num_zerop, num_eq, num_positive, num_greater_freq, num_trim,
7937 num_part_mul, num_unary_op, num_binary_op, num_negate,
7938 num_bitwise_op, num_inequality_op, num_equality_op, num_mul,
7939 num_div_op, num_lshift, num_rshift, append_digit): New.
7940 (interpret_number, parse_defined, eval_token, reduce): Update
7941 for two-integer arithmetic.
7942 (binary_handler): New typedef.
7944 (COMPARE, EQUALITY, BITWISE, MINMAX, UNARY, SHIFT): Delete.
7945 (_cpp_parse_expr, reduce): Update to handle two-integers.
7946 * cpplib.c (_cpp_test_assertion): Back up on CPP_EOF.
7948 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
7950 * config/avr/avr-protos.h (avr_out_sbxx_branch): Declare.
7951 * config/avr/avr.c (jump_over_one_insn_p): Take length of the
7952 branch insn into account, do not assume 1.
7953 (avr_out_sbxx_branch): New function. Optimize cases of skipping
7954 over single word insn. Handle upper half of I/O space too.
7955 * config/avr/avr.md (*sbrx_branch): Use it.
7956 (*sbrx_and_branchhi, *sbrx_and_branchsi): Likewise.
7957 (*sbix_branch, *sbix_branch_bit7): Likewise.
7958 (*sbix_branch_tmp, *sbix_branch_tmp_bit7): New.
7959 Use RTL peepholes to optimize register operand sign tests.
7961 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
7963 * config/avr/avr.c (avr_asm_only_p): New variable.
7964 (avr_override_options): Set it here if AVR1.
7965 (asm_file_start): Test it here, report an error if set.
7967 2002-05-26 Kazu Hirata <kazu@cs.umass.edu>
7969 * alias.c: Fix formatting.
7970 * attribs.c: Likewise.
7971 * bb-reorder.c: Likewise.
7972 * bitmap.c: Likewise.
7973 * bitmap.h: Likewise.
7974 * builtins.c: Likewise.
7976 Sun May 26 14:00:44 CEST 2002 Jan Hubicka <jh@suse.cz>
7978 * reload.c (find_valid_class): Accept new argument DEST,
7979 choose class accordingly.
7980 (push_reload): Update callers.
7982 2002-05-26 Andreas Jaeger <aj@suse.de>
7984 * combine.c (combine_instructions): Do not indent #if for
7987 2002-05-25 Richard Henderson <rth@redhat.com>
7989 * c-pragma.c (apply_pragma_weak): Convert value identifier to
7990 string for decl_attributes.
7991 (handle_pragma_weak): Call assemble_alias if we're modifying
7994 2002-05-25 Richard Henderson <rth@redhat.com>
7997 * config/sparc/sparc.c (sparc_output_mi_thunk): New implementation
7998 using rtl instead of fprintf.
7999 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Use it.
8000 * config/sparc/sparc-protos.h: Update.
8002 2002-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
8004 * Makefile.in (C_COMMON_H): Fix.
8005 Update other targets.
8006 * c-common.c: Don't include c-lex.h.
8007 (builtin_define_with_value): Make static and prototype.
8008 (builtin_define_std): Move from c-lex.h.
8009 * c-common.h (init_c_lex): Move from c-lex.h.
8010 * c-decl.c: Don't include c-lex.h.
8011 (make_pointer_declarator): Move from c-parse.in.
8012 * c-lex.c: Don't include c-lex.h.
8014 * c-parse.in: Don't include c-lex.h; include c-pragma.h.
8015 (make_pointer_declarator): Move to c-decl.c.
8016 * c-pragma.c: Don't include c-lex.h.
8017 * c-pragma.h (yydebug, YYDEBUG, parse_in, c_lex): Move from c-lex.h.
8018 * c-tree.h (make_pointer_declarator): New.
8020 * passes.texi, tm.texi: Update.
8022 * Make-lang.in: Update and correct.
8023 * objc-act.c: Don't include c-lex.h or cpplib.h.
8025 * treetree.c: Don't include c-lex.h.
8027 * darwin-c.c: Don't include c-lex.h.
8028 * c4x/c4x-c.c: Don't include c-lex.h.
8029 * c4x/t-c4x: Update.
8030 * i370/i370-c.c: Don't include c-lex.h.
8031 * i370/t-i370: Update.
8032 * i960/i960-c.c: Don't include c-lex.h.
8033 * i960/i960.c: Don't include cpplib.h, c-lex.h or c-pragma.h.
8034 * i960/t-960bare: Update.
8035 * i960/t-vxworks: Update.
8036 * rs6000/rs6000-c.c: Don't include c-lex.h; include c-pragma.h.
8037 * rs6000/t-darwin: Update.
8038 * rs6000/t-rs6000-c-rule: Update.
8039 * v850/v850-c.c: Don't include c-lex.h.
8040 * v850/v850.c: Don't include c-lex.h or cpplib.h.
8043 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
8045 * tree.def: Fix typos.
8046 * doc/install.texi: Likewise.
8048 2002-05-25 Richard Henderson <rth@redhat.com>
8050 * configure.in (HAVE_AS_TLS): Add ia64 test.
8051 * configure: Rebuild.
8052 * config/ia64/ia64.c (ia64_tls_size_string, ia64_tls_size): New.
8053 (override_options): Set it.
8054 (TARGET_HAVE_TLS): New.
8055 (sdata_symbolic_operand): Look for 's'.
8056 (tls_symbolic_operand): New.
8057 (ia64_expand_load_address): Abort for tls symbols.
8058 (gen_tls_get_addr): New.
8059 (gen_thread_pointer): New.
8060 (ia64_expand_move): Split out from movdi. Handle tls symbols.
8061 (rtx_needs_barrier): Add new unspecs.
8062 (ia64_encode_section_info): Handle tls symbols.
8063 (ia64_strip_name_encoding): Strip two encoding chars.
8064 * config/ia64/ia64.h (ia64_tls_size, ia64_tls_size_string): New.
8065 (TARGET_TLS14, TARGET_TLS22, TARGET_TLS64): New.
8066 (TARGET_OPTIONS): Add tls-size.
8067 (ENCODE_SECTION_INFO_CHAR): Rename from SDATA_NAME_FLAG_CHAR.
8068 * config/ia64/ia64.md (UNSPEC_LTOFF_DTPMOD, UNSPEC_LTOFF_DTPREL,
8069 UNSPEC_DTPREL, UNSPEC_LTOFF_TPREL, UNSPEC_TPREL, UNSPEC_LD_BASE): New.
8070 (movqi, movhi, movsi, movdi, movti): Use ia64_expand_move.
8071 (movsf, movdf): Likewise.
8072 (movdi_symbolic): Use match_scratch. Don't split if we won't
8073 have a scratch availiable.
8074 (load_ltoff_dtpmod, load_dtprel, load_dtprel64, load_dtprel22,
8075 add_dtprel, add_dtprel14, add_dtprel22, load_ltoff_tprel, load_tprel,
8076 load_tprel64, load_tprel22, add_tprel, add_tprel14, add_tprel22): New.
8077 * config/ia64/ia64-protos.h: Update.
8078 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
8079 sdata_symbolic_operand.
8080 (ASM_OUTPUT_LABELREF): Strip two characters.
8082 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
8084 * combine.c (simplify_set): Remove an unnecessary subreg.
8086 2002-05-25 Marek Michalkiewicz <marekm@amelek.gda.pl>
8088 * config/avr/avr.c (avr_handle_progmem_attribute): Handle TYPE_DECL.
8090 * config/avr/avr.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_BSS): New.
8092 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
8094 * toplev.c (output_clean_symbol_name): Fix another thinko. Gosh.
8096 2002-05-25 Roger Sayle <roger@eyesopen.com>
8098 * simplify-rtx.c (simplify_gen_relational): Simplify the RTX
8099 (cond (compare x y) 0) into the equivalent (cond x y).
8101 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
8103 * toplev.c (output_clean_symbol_name): Use xstrdup. Fix thinko.
8105 2002-05-24 Zack Weinberg <zack@codesourcery.com>
8107 * config.gcc: Remove all stanzas for previously obsoleted
8108 systems. Where necessary, add explicit error stanzas to
8109 prevent removed systems from being misidentified as something
8110 else. Begin a fresh obsoletions list, with the systems that
8111 were reprieved last round.
8112 * doc/install.texi: Remove all mention of dead targets.
8113 * fixinc/mkfixinc.sh: Likewise.
8115 * config/arm/arm.h: Bit 31 of target_flags is no longer
8118 * config/1750a/1750a-protos.h, config/1750a/1750a.c,
8119 config/1750a/1750a.h, config/1750a/1750a.md, config/1750a/ms1750.inc,
8120 config/a29k/a29k-protos.h, config/a29k/a29k.c, config/a29k/a29k.h,
8121 config/a29k/a29k.md, config/a29k/rtems.h, config/a29k/t-a29kbare,
8122 config/a29k/t-vx29k, config/a29k/unix.h, config/a29k/vx29k.h,
8123 config/alpha/osf12.h, config/alpha/osf2or3.h,
8124 config/arm/arm-wince-pe.h, config/arm/arm.h, config/arm/riscix.h,
8125 config/arm/riscix1-1.h, config/arm/rix-gas.h, config/arm/t-riscix,
8126 config/clipper/clipper-protos.h, config/clipper/clipper.c,
8127 config/clipper/clipper.h, config/clipper/clipper.md,
8128 config/clipper/clix.h, config/convex/convex-protos.h,
8129 config/convex/convex.c, config/convex/convex.h,
8130 config/convex/convex.md, config/convex/fixinc.convex,
8131 config/convex/proto.h, config/elxsi/elxsi-protos.h,
8132 config/elxsi/elxsi.c, config/elxsi/elxsi.h, config/elxsi/elxsi.md,
8133 config/i386/386bsd.h, config/i386/aix386.h, config/i386/aix386ng.h,
8134 config/i386/bsd386.h, config/i386/dgux.h, config/i386/djgpp-rtems.h,
8135 config/i386/isc.h, config/i386/iscdbx.h, config/i386/linux-oldld.h,
8136 config/i386/next.h, config/i386/osf1-ci.asm, config/i386/osf1-cn.asm,
8137 config/i386/osf1elf.h, config/i386/osf1elfgdb.h, config/i386/osfelf.h,
8138 config/i386/osfrose.h, config/i386/rtems.h, config/i386/seq-gas.h,
8139 config/i386/seq-sysv3.h, config/i386/seq2-sysv3.h,
8140 config/i386/sequent.h, config/i386/sun.h, config/i386/sun386.h,
8141 config/i386/t-dgux, config/i386/t-next, config/i386/t-osf,
8142 config/i386/t-osf1elf, config/i860/bsd-gas.h, config/i860/bsd.h,
8143 config/i860/fx2800.h, config/i860/i860-protos.h, config/i860/i860.c,
8144 config/i860/i860.h, config/i860/i860.md, config/i860/mach.h,
8145 config/i860/paragon.h, config/i860/sysv3.h, config/i860/sysv4.h,
8146 config/i860/t-fx2800, config/i860/varargs.asm, config/m68k/a-ux.h,
8147 config/m68k/altos3068.h, config/m68k/apollo68.h,
8148 config/m68k/aux-crt1.c, config/m68k/aux-crt2.asm,
8149 config/m68k/aux-crtn.asm, config/m68k/aux-exit.c,
8150 config/m68k/aux-low.gld, config/m68k/aux-mcount.c,
8151 config/m68k/auxas.h, config/m68k/auxgas.h, config/m68k/auxgld.h,
8152 config/m68k/auxld.h, config/m68k/ctix.h, config/m68k/dpx2.h,
8153 config/m68k/dpx2.ifile, config/m68k/dpx2cdbx.h, config/m68k/dpx2g.h,
8154 config/m68k/isi-nfp.h, config/m68k/isi.h, config/m68k/lynx-ng.h,
8155 config/m68k/lynx.h, config/m68k/math-3300.h, config/m68k/news.h,
8156 config/m68k/news3.h, config/m68k/news3gas.h, config/m68k/newsgas.h,
8157 config/m68k/next.h, config/m68k/next21.h, config/m68k/rtems.h,
8158 config/m68k/t-aux, config/m68k/t-lynx, config/m68k/t-next,
8159 config/m68k/x-next, config/m88k/dgux.h, config/m88k/dgux.ld,
8160 config/m88k/dguxbcs.h, config/m88k/dolph.h, config/m88k/dolphin.ld,
8161 config/m88k/luna.h, config/m88k/m88k-coff.h, config/m88k/sysv3.h,
8162 config/m88k/t-bug, config/m88k/t-dgux, config/m88k/t-dgux-gas,
8163 config/m88k/t-dguxbcs, config/m88k/t-dolph, config/m88k/t-m88k-gas,
8164 config/m88k/t-tekXD88, config/m88k/tekXD88.h, config/m88k/tekXD88.ld,
8165 config/mips/bsd-4.h, config/mips/bsd-5.h, config/mips/dec-bsd.h,
8166 config/mips/dec-osf1.h, config/mips/elflorion.h,
8167 config/mips/iris4loser.h, config/mips/mips-5.h, config/mips/news4.h,
8168 config/mips/news5.h, config/mips/nws3250v4.h, config/mips/osfrose.h,
8169 config/mips/svr3-4.h, config/mips/svr3-5.h, config/mips/svr4-4.h,
8170 config/mips/svr4-5.h, config/mips/svr4-t.h, config/mips/t-bsd,
8171 config/mips/t-bsd-gas, config/mips/t-svr3, config/mips/t-svr3-gas,
8172 config/mips/t-svr4, config/mips/t-svr4-gas, config/mips/t-ultrix,
8173 config/mips/ultrix.h, config/nextstep-protos.h, config/nextstep.c,
8174 config/nextstep.h, config/nextstep21.h, config/ns32k/encore.h,
8175 config/ns32k/merlin.h, config/ns32k/pc532-mach.h,
8176 config/ns32k/pc532-min.h, config/ns32k/pc532.h,
8177 config/ns32k/sequent.h, config/ns32k/tek6000.h,
8178 config/ns32k/tek6100.h, config/ns32k/tek6200.h, config/pj/lib1funcs.S,
8179 config/pj/linux.h, config/pj/pj-protos.h, config/pj/pj.c,
8180 config/pj/pj.h, config/pj/pj.md, config/pj/pjl.h, config/pj/t-pj,
8181 config/sparc/rtems.h, config/we32k/we32k-protos.h,
8182 config/we32k/we32k.c, config/we32k/we32k.h, config/we32k/we32k.md:
8185 2002-05-24 Richard Henderson <rth@redhat.com>
8187 * flags.h (TLS_MODEL_GLOBAL_DYNAMIC): Set to 1.
8188 * toplev.c (flag_tls_default) Set to TLS_MODEL_GLOBAL_DYNAMIC.
8189 * config/i386/i386.c (tls_model_chars): Add leading space.
8190 (tls_symbolic_operand): Don't bias by 1.
8191 (legitimize_address): Don't unbias by 1.
8193 2002-05-24 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
8195 * lcm.c (optimize_mode_switching): Change bb used as indices
8198 2002-05-24 Richard Henderson <rth@redhat.com>
8200 * config/ia64/ia64.c (ia64_reorg): Use update_life_info instead
8201 of update_life_info_in_dirty_blocks.
8203 2002-05-24 Jakub Jelinek <jakub@redhat.com>
8206 * final.c (get_mem_expr_from_op): Return 0 if op is NULL.
8208 2002-05-24 Neil Booth <neil@daikokuya.demon.co.uk>
8210 PR preprocessor/6780
8211 * cppmacro.c (enter_macro_context): Clear state.angled_headers.
8213 2002-05-24 Jim Blandy <jimb@redhat.com>
8215 * dwarf2out.c (dwarf2out_finish): Don't forget to emit a final
8216 entry with a type code of zero, marking the end of the compilation
8219 2002-05-24 Richard Henderson <rth@redhat.com>
8221 * varasm.c (asm_output_bss): Always output one byte.
8222 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
8224 2002-05-24 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
8226 * tree.c (decl_type_context): Return NULL_TREE if decl's context is a
8229 2002-05-24 Andreas Jaeger <aj@suse.de>
8231 * ggc-page.c (alloc_page): Cast variables of type size_t to
8232 unsigned long, adjust printf format string.
8233 (ggc_alloc): Likewise.
8234 (ggc_print_statistics): Likewise.
8235 (ggc_print_statistics): Correct printf format string for SCALE to
8238 2002-05-24 Danny Smith <dannysmith@users.sourceforge.net>
8240 * config/i386/mingw32.h (CPP_SPEC): Remove -remap.
8242 2002-05-23 Gabriel Dos Reis <gdr@codesourcery.com>
8243 Zack Weinberg <zack@codesourcery.com>
8245 * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Properly output
8247 * dwarf2out.c (lookup_filename): Properly quote filename in .file
8248 directive in assembly file.
8249 * config/m68k/dpx2.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
8250 * config/m88k/m88k.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
8251 * config/pj/pj.h (ASM_FILE_START): Likewise.
8252 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
8253 * config/avr/avr.c (asm_file_end): Likewise.
8254 * toplev.c (output_quoted_string): Handle possibly signed plain
8256 * toplev.h (output_clean_symbol_name): Declare
8257 * toplev.c (output_clean_symbol_name): Define.
8258 * config/alpha/alpha.c (unicosmk_output_module_name): Use it.
8259 * config/1750a/1750a.h (ASM_FILE_START): Likewise.
8261 2002-05-24 Alan Modra <amodra@bigpond.net.au>
8263 * config/rs6000/rs6000.c (output_toc): Mask longs to 32 bits.
8265 2002-05-23 Vladimir Makarov <vmakarov@redhat.com>
8267 * genautomata.c (reserv_sets_hash_value): Use shift equal to 3/4
8268 of size of unsigned.
8270 2002-05-23 Richard Henderson <rth@redhat.com>
8272 * configure.in (HAVE_AS_TLS): New test.
8273 * config.in, configure: Rebuild.
8274 * config/i386/i386.c (TARGET_HAVE_TLS): Set if HAVE_AS_TLS.
8275 (ix86_tls_dialect_string, ix86_tls_dialect): New.
8276 (override_options): Set it.
8277 (tls_model_chars, tls_symbolic_operand): New.
8278 (tls_symbolic_operand_1, global_dynamic_symbolic_operand): New.
8279 (local_dynamic_symbolic_operand, initial_exec_symbolic_operand): New.
8280 (local_exec_symbolic_operand): New.
8281 (get_pic_label_name): Merge into output_set_got.
8282 (ix86_asm_file_end): Emit pic_label_name if defined.
8283 (legitimate_constant_p, constant_address_p): New.
8284 (legitimate_pic_operand_p): New.
8285 (legitimate_pic_address_disp_p): Handle GOTTPOFF, NTPOFF, DTPOFF.
8286 (legitimate_address_p): Likewise.
8287 (ix86_encode_section_info): Rename from i386_; handle tls decls.
8288 (ix86_strip_name_encoding): New.
8289 (get_thread_pointer): New.
8290 (legitimize_address): Handle tls symbols.
8291 (output_pic_addr_const): Handle GOTTPOFF, TPOFF, NTPOFF, DTPOFF.
8293 (struct machine_function): Add some_ld_name.
8294 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): Set it.
8295 (print_operand) [&]: Use it. Handle UNSPEC_TP.
8296 (output_addr_const_extra): New.
8297 (maybe_get_pool_constant): New.
8298 (ix86_split_to_parts): Use it.
8299 (ix86_expand_move): Handle tls symbols.
8300 (ix86_tls_get_addr): New.
8301 * config/i386/i386.h (TARGET_GNU_TLS, TARGET_SUN_TLS): New.
8302 (TARGET_OPTIONS): Add tls-dialect.
8303 (CONSTANT_ADDRESS_P): Use new out-of-line function.
8304 (LEGITIMATE_CONSTANT_P): Likewise.
8305 (LEGITIMATE_PIC_OPERAND_P): Likewise.
8306 (TARGET_STRIP_NAME_ENCODING): New.
8307 (ASM_OUTPUT_LABELREF): New.
8308 (PRINT_OPERAND_PUNCT_VALID_P): Add '&'.
8309 (OUTPUT_ADDR_CONST_EXTRA): New.
8310 (PREDICATE_CODES): Update.
8311 (ix86_tls_dialect, ix86_tls_dialect_string): New.
8312 * config/i386/i386.md: Regroup and renumber unspec constants.
8313 (tls_global_dynamic_gnu, tls_global_dynamic_sun): New.
8314 (tls_local_dynamic_base_gnu, tls_local_dynamic_base_sun): New.
8315 (tls_global_dynamic, tls_local_dynamic_base): New.
8316 (tls_local_dynamic_once): New.
8317 * config/i386/i386-protos.h: Update.
8319 2002-05-23 Richard Henderson <rth@redhat.com>
8321 * genemit.c (gen_insn): Print file:lineno comment before function.
8323 * gensupport.c (struct queue_elem): Add filename member.
8324 (queue_pattern): Initialize it; update all callers.
8325 (process_include): Don't free filename.
8326 (read_md_rtx): Set read_rtx_filename.
8328 2002-05-23 Hans Boehm <Hans_Boehm@hp.com>
8330 * config/ia64/linux.h (IA64_GATE_AREA_END): Adjust for 64K pages.
8332 2002-05-23 Richard Henderson <rth@redhat.com>
8334 * config/i386/i386.c (output_set_got): Fix typo in pic no-deep case.
8336 2002-05-23 Richard Henderson <rth@redhat.com>
8338 * doc/extend.texi (C++98 Thread-Local Edits): Update with
8339 commentary from Mark.
8341 2002-05-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8343 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1):
8344 Use FOR_EACH_BB macros to iterate over basic block chain.
8345 * cfg.c (clear_edges, clear_bb_flags, dump_flow_info,
8346 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges):
8348 * cfganal.c (set_edge_can_fallthru_flag, flow_call_edges_add,
8349 find_unreachable_blocks, create_edge_list, verify_edge_list,
8350 remove_fake_edges, add_noreturn_fake_exit_edges,
8351 flow_preorder_transversal_compute, flow_dfs_compute_reverse_execute):
8353 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
8354 find_sub_basic_blocks): Likewise.
8355 * cfgcleanup.c (try_optimize_cfg, delete_unreachable_blocks):
8357 * cfglayout.c (record_effective_endpoints, cleanup_unconditional_jumps):
8359 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find):
8361 * cfgrtl.c (compute_bb_for_insn, tidy_fallthru_edges,
8362 commit_edge_insertions, commit_edge_insertions_watch_calls,
8363 print_rtl_with_bb, verify_flow_info, purge_all_dead_edges): Likewise.
8364 * combine.c (combine_instructions, reg_dead_at_p): Likewise.
8365 * conflict.c (conflict_graph_compute): Likewise.
8366 * df.c (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
8367 df_modified_p, df_refs_unlink, df_dump): Likewise.
8368 * dominance.c (calc_dfs_tree, calculate_dominance_info): Likewise.
8369 * final.c (compute_alignments): Likewise.
8370 * flow.c (update_life_info, update_life_info_in_dirty_blocks,
8371 delete_noop_moves, calculate_global_regs_live, allocate_bb_life_data,
8372 count_or_remove_death_notes): Likewise.
8373 * gcse.c (oprs_unchanged_p, record_last_reg_set_info,
8374 compute_hash_table, compute_kill_rd, compute_rd, compute_ae_kill,
8375 classic_gcse, compute_transp, cprop, compute_pre_data,
8376 compute_transpout, invalidate_nonnull_info,
8377 delete_null_pointer_checks_1, delete_null_pointer_checks,
8378 compute_code_hoist_vbeinout, hoist_code, compute_ld_motion_mems,
8379 compute_store_table, build_store_vectors, store_motion): Likewise.
8380 * global.c (global_conflicts, mark_elimination): Likewise.
8381 * graph.c (print_rtl_graph_with_bb): Likewise.
8382 * haifa-sched.c (sched_init): Likewise.
8383 * ifcvt.c (if_convert): Likewise.
8384 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
8385 compute_available, compute_nearerout, compute_rev_insert_delete,
8386 optimize_mode_switching): Likewise.
8387 * local-alloc.c (local_alloc, update_equiv_regs): Likewise.
8388 * predict.c (estimate_probability, note_prediction_to_br_prob,
8389 propagate_freq, counts_to_freqs, expensive_function_p,
8390 estimate_bb_frequencies): Likewise.
8391 * profile.c (instrument_edges, get_exec_counts,
8392 compute_branch_probabilities, compute_checksum, branch_prob,
8393 find_spanning_tree): Likewise.
8394 * recog.c (split_all_insns, peephole2_optimize): Likewise.
8395 * reg-stack.c (reg_to_stack, convert_regs_entry, convert_regs):
8397 * regclass.c (scan_one_insn, regclass): Likewise.
8398 * regmove.c (mark_flags_life_zones, regmove_optimize,
8399 record_stack_memrefs): Likewise.
8400 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Likewise.
8401 * reload1.c (reload, reload_combine, fixup_abnormal_edges): Likewise.
8402 * resource.c (find_basic_block): Likewise.
8403 * sched-ebb.c (schedule_ebbs): Likewise.
8404 * sched-rgn.c (is_cfg_nonregular, build_control_flow,
8405 find_single_block_region, find_rgns, schedule_insns)
8406 * sibcall.c (optimize_sibling_and_tail_recursive_call)
8407 * ssa-ccp.c (optimize_unexecutable_edges,
8408 ssa_ccp_df_delete_unreachable_insns): Likewise.
8409 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
8410 * ssa.c (find_evaluations, compute_dominance_frontiers_1,
8411 rename_block, convert_to_ssa, compute_conservative_reg_partition,
8412 compute_coalesced_reg_partition, rename_equivalent_regs,
8413 convert_from_ssa): Likewise.
8414 * config/ia64/ia64.c (emit_predicate_relation_info, process_epilogue,
8415 process_for_unwind_directive): Likewise.
8417 * df.c (FOR_ALL_BBS): Removed.
8418 * gcse.c (struct null_pointer_info): Type of current_block field
8420 (struct reg_avail_info): Type of last_bb field changed.
8421 * config/ia64/ia64.c (block_num): Removed.
8422 (need_copy_state): Type changed.
8425 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
8427 * cppinit.c (mark_named_operators): Split out from init_builtins.
8428 (cpp_finish_options): Call it from here instead.
8430 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
8432 * builtin-attrs.def: Update copyright years.
8433 (ATTR_NONNULL): New attribute identifier.
8434 (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_3): New
8435 attribute tree lists.
8436 (DEF_FORMAT_ATTRIBUTE): Chain a nonnull attribute for the
8438 (ATTR_FORMAT_ARG_1, ATTR_FORMAT_ARG_2): Use...
8439 (DEF_FORMAT_ARG_ATTRIBUTE): ...this to generate format_arg
8440 attribute lists. Chain the appropriate nonnull attribute.
8441 * c-format.c (check_format_arg): Remove null format string
8443 * testsuite/gcc.dg/format/null-1.c: New test.
8445 2002-05-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8447 * Makefile.in (ADAC): Define.
8449 (.SUFFIXES): Move before language makefile fragments.
8450 (STAGE2_FLAGS_TO_PASS): Use stage CC as ADAC.
8452 2002-05-23 Mark Mitchell <mark@codesourcery.com>
8454 * varasm.c (make_decl_rtl): Don't allow weak variables to be
8457 Thu May 23 19:43:41 CEST 2002 Jan Hubicka <jh@suse.cz>
8459 * cfg.c (dump_flow_info): Print results of
8460 maybe_hot/probably_never_executed predicates.
8461 * toplev.c (open_dump_file): Print function frequency.
8463 2002-05-23 David S. Miller <davem@redhat.com>
8465 * cse.c (approx_reg_cost_1, approx_reg_cost): Recode to not use
8468 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
8470 * c-common.c (warn_nonnull): Declare.
8471 (c_common_attribute_table): Add "nonnull" attribute.
8472 (handle_nonnull_attribute, check_function_nonnull, nonnull_check_p,
8473 check_nonnull_arg, get_nonnull_operand, check_function_arguments,
8474 check_function_arguments_recurse): New functions.
8475 * c-common.h (warn_nonnull): Declare extern.
8476 (check_function_arguments, check_function_arguments_recurse): New
8478 * c-decl.c (c_decode_option): Add -Wnonnull option.
8479 * c-format.c (set_Wformat): Set warn_nonnull if enabling
8481 (format_check_context): New structure.
8482 (check_format_info_recurse): Remove recursion and rename to...
8483 (check_format_arg): ...this. Update comment.
8484 (check_format_info): Use check_function_arguments_recurse.
8485 * c-typeck.c (build_function_call): Call check_function_arguments
8486 instead of check_function_format.
8487 * doc/extend.texi: Document "nonnull" attribute.
8488 * doc/invoke.texi: Docuemnt -Wnonnull option.
8489 * testsuite/gcc.dg/nonnull-1.c: New test.
8490 * testsuite/gcc.dg/nonnull-2.c: New test.
8492 2002-05-23 David S. Miller <davem@redhat.com>
8494 * basic-block.h (CLEANUP_NO_INSN_DEL): Define it.
8495 * cfgcleanup.c (cleanup_cfg): If it is set do not
8496 attempt to delete trivially dead insns.
8497 * except.c (finish_eh_generation): Pass it to cleanup_cfg.
8498 * toplev.c (rest_of_compilation): Document non-trivial aspect
8499 the RTL before optimize_save_area_alloca is run.
8501 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
8503 * c-lex.c (indent_level): Remove.
8504 (cb_file_change, c_lex): Remove indent level handling.
8505 * c-lex.h (indent_level): Remove.
8506 * input.h (struct file_stack): Remove indent_level.
8507 * toplev.c (push_srcloc): Remove indent_level handling.
8509 2002-05-23 Jakub Jelinek <jakub@redhat.com>
8512 * config/i386/i386.md (sse_movdfcc, sse_movdfcc_eq): Use Y instead
8513 of x in constraints for clarity.
8514 (sse_mov?fcc split): abort if op2 == op3.
8515 (sse_movsfcc_const0_1, sse_movsfcc_const0_2, sse_movsfcc_const0_3,
8516 sse_movsfcc_const0_4): Add earlyclobber.
8517 (sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
8518 sse_movdfcc_const0_4): Likewise. Use DFmode, not SFmode.
8519 Use Y instead of x in constraints.
8521 2002-05-23 Richard Henderson <rth@redhat.com>
8523 * doc/extend.texi (C99 Thread-Local Edits): New subsection.
8524 (C++98 Thread-Local Edits): New subsection.
8526 * config/i386/i386.c, config/i386/i386.h: Tidy comments and whitespace.
8527 (ix86_arch): Set type to enum processor_type.
8529 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use
8530 LEGITIMATE_PIC_OPERAND_P not SYMBOLIC_CONST.
8532 2002-05-23 Jakub Jelinek <jakub@redhat.com>
8534 * configure.in: Fix as version test for binutils 2.12.1 releases
8536 * configure: Rebuilt.
8538 2002-05-23 Richard Henderson <rth@redhat.com>
8540 * config/i386/i386.c (get_pic_label_name): New.
8541 (load_pic_register): Remove.
8542 (output_set_got): New.
8543 (ix86_expand_prologue): Use gen_set_got; mark insn REG_MAYBE_DEAD.
8544 * config/i386/i386.md (UNSPEC_SET_GOT): New.
8545 (UNSPECV_PROLOGUE_SET_GOT, UNSPECV_PROLOGUE_GET_PC): Remove.
8546 (prologue_set_got, prologue_get_pc): Remove.
8547 (set_got, set_got_nopic, set_got_deep, set_got_nodeep): New.
8548 (builtin_setjmp_receiver): Use gen_set_got.
8549 * config/i386/i386-protos.h: Update.
8551 Thu May 23 09:22:23 CEST 2002 Jan Hubicka <jh@suse.cz>
8553 * gcse.c (hash_expr): Do not use alias set for hashing.
8555 2002-05-22 Kevin Buettner <kevinb@redhat.com>
8557 * dbxout.c (dbxout_class_name_qualifiers): New function.
8558 (dbxout_symbol): Output class/struct qualifiers for a .stabs entry.
8560 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
8562 * cpperror.c (_cpp_begin_message): No special casing
8564 * cppinit.c (sanity_checks): s/DL_FATAL/DL_ICE/.
8565 (output_deps, cpp_handle_option, cpp_post_options): Use DL_ERROR.
8566 * cpplib.c (do_include_common): Use DL_ERROR.
8567 * cpplib.h (CPP_FATAL_LIMIT, CPP_FATAL_ERRORS, DL_FATAL): Remove.
8569 * fix-header.c (read_scan_file): Update.
8571 2002-05-22 Richard Henderson <rth@redhat.com>
8573 * config/i386/i386.c (ix86_expand_call): New function, extracted
8574 from md call patterns. Add pic_offset_table_rtx to
8575 CALL_INSN_FUNCTION_USAGE when needed.
8576 * config/i386/i386.md (call_pop, call): Use ix86_expand_call.
8577 (call_value_pop, call_value, untyped_call): Likewise.
8578 (call_exp, call_value_exp): Remove.
8579 * config/i386/i386-protos.h: Update.
8581 2002-05-22 Richard Henderson <rth@redhat.com>
8583 * varasm.c (default_section_type_flags): Check for VAR_DECL
8584 before using DECL_THREAD_LOCAL.
8586 2002-05-22 David Edelsohn <edelsohn@gnu.org>
8588 * config/rs6000/aix43.h (LINK_SPEC): Add PE initializer.
8589 (STARTFILE_SPEC): Delete PE crt0.o.
8590 * config/rs6000/aix51.h: Same.
8591 * config/rs6000/rs6000.c: Use TARGET_XCOFF, not OBJECT_FORMAT_COFF.
8592 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Append [DS] to
8593 function descriptor symbol. Use RS6000_OUTPUT_BASENAME.
8594 (ASM_OUTPUT_DEF_FROM_DECLS): Use RS6000_OUTPUT_BASENAME.
8595 * config/rs6000/xcoff.h (ASM_OUTPUT_DEF): Define.
8597 2002-05-22 Richard Henderson <rth@redhat.com>
8599 * varasm.c (default_section_type_flags): Handle tls data and
8601 (default_unique_section): Handle tls sections.
8603 2002-05-23 Alan Modra <amodra@bigpond.net.au>
8605 * configure.in (CROSS): Define NATIVE_CROSS.
8606 * configure: Regenerate.
8607 * gcc.c (STARTFILE_PREFIX_SPEC): Define.
8608 (startfile_prefix_spec): New var.
8609 (static_specs): Add startfile_prefix_spec.
8610 (do_spec_2): Split out from..
8612 (main): Process startfile_prefix_spec.
8613 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC) Change name of
8615 (STARTFILE_PREFIX_SPEC): Define.
8616 (STARTFILE_LINUX_SPEC, ENDFILE_LINUX_SPEC): Rewrite without
8619 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
8621 * cpperror.c: Fix formatting.
8622 * cppexp.c: Likewise.
8623 * cppfiles.c: Likewise.
8624 * cpphash.c: Likewise.
8625 * cpphash.h: Likewise.
8626 * cppinit.c: Likewise.
8627 * cpplex.c: Likewise.
8628 * cpplib.c: Likewise.
8629 * cppmacro.c: Likewise.
8630 * cppmain.c: Likewise.
8631 * cppspec.c: Likewise.
8633 2002-05-22 Jakub Jelinek <jakub@redhat.com>
8635 * combine.c (force_to_mode): Use gen_int_mode.
8636 Don't clear CONST_INT bits outside of mode.
8638 2002-05-22 Richard Henderson <rth@redhat.com>
8640 * fixinc/inclhack.def (thread_keyword): Match __thread as last arg.
8641 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
8643 2002-05-22 Jakub Jelinek <jakub@redhat.com>
8646 * emit-rtl.c (widen_memory_access): Only call compare_tree_int
8647 if DECL_SIZE_UNIT is INTEGER_CST.
8649 2002-05-22 Richard Henderson <rth@redhat.com>
8651 * flow.c (life_analysis): Delete broken reg_label check.
8653 2002-05-22 Richard Henderson <rth@redhat.com>
8655 * fixinc/inclhack.def (thread_keyword): Allow as any prototype arg.
8656 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
8658 Wed May 22 18:39:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
8660 * t-sh (LIB2FUNCS_EXTRA): Now embed-bb.c.
8661 (embed-bb.c): New rule.
8662 * t-sh64 (LIB2FUNCS_EXTRA): Don't change.
8663 * config/sh/embed_bb.c: Delete.
8665 Wed May 22 18:25:29 2002 J"orn Rennecke <joern.rennecke@superh.com>
8667 * c-common.c (cb_register_builtins): Don't indent '#' of #define.
8669 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
8671 * config/h8300/h8300.md (*andorqi3): New.
8673 2002-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
8675 PR preprocessor/6517
8676 * Makefile.in: Update.
8677 * c-common.c (c_common_post_options): Add preprocessor
8678 errors to the error count.
8679 * c-lang.c (c_post_options): Kill.
8680 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
8681 * hooks.h: Add header guards.
8682 * langhooks-def.h: Include hooks.h.
8683 (LANG_HOOKS_POST_OPTIONS): Update.
8684 * langhooks.h (struct lang_hooks): Update post_options.
8685 * toplev.c (parse_options_and_default_flags): Update.
8687 * objc-lang.c (objc_post_options): Kill.
8688 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
8690 2002-05-21 Bruce Korb <bkorb@gnu.org>
8692 * fixinc/tests/base/pthread.h(THREAD_KEYWORD_CHECK): add fix check
8693 * fixinc/inclhack.def(thread_keyword): use c_fix = format.
8694 * fixinc/fixincl.x: regen.
8696 2002-05-21 Kazu Hirata <kazu@cs.umass.edu>
8698 * cfgbuild.c: Fix formatting.
8700 * cfgcleanup.c: Likewise.
8701 * cfglayout.c: Likewise.
8702 * cfgloop.c: Likewise.
8703 * cfgrtl.c: Likewise.
8705 2002-05-21 Richard Henderson <rth@redhat.com>
8707 * c-common.h (enum rid): Add RID_THREAD.
8708 * c-decl.c (start_decl): Do not set DECL_COMMON for tls variables.
8709 (grokdeclarator): Grok __thread.
8710 * c-parse.in (reswords): Add __thread.
8711 (rid_to_yy): Add RID_THREAD.
8713 * tree.h (DECL_THREAD_LOCAL): New.
8714 (struct tree_decl): Add thread_local_flag.
8715 * print-tree.c (print_node): Dump DECL_THREAD_LOCAL.
8716 * tree.c (staticp): TLS variables are not static.
8718 * target-def.h (TARGET_HAVE_TLS): New.
8719 * target.h (have_tls): New.
8720 * output.h (SECTION_TLS): New.
8721 * varasm.c (assemble_variable): TLS variables can't be common for now.
8722 (default_section_type_flags): Handle .tdata and .tbss.
8723 (default_elf_asm_named_section): Handle SECTION_TLS.
8724 (categorize_decl_for_section): Handle DECL_THREAD_LOCAL.
8726 * flags.h (flag_tls_default): Declare.
8727 * toplev.c (flag_tls_default): Define.
8728 (display_help): Display help for it.
8729 (decode_f_option): Set it.
8731 * doc/extend.texi (Thread-Local): New node describing language-level
8732 thread-local storage.
8733 * doc/invoke.texi (-ftls-model): Document.
8735 * fixinc/inclhack.def (thread_keyword): New.
8736 * fixinc/fixincl.x: Rebuild.
8738 2002-05-21 Jeffrey A Law <law@redhat.com>
8740 * optabs.c (expand_binop): For double-word integer multiplies,
8741 do not compute intermediate results into something that is
8742 not a register (such as a SUBREG or MEM).
8744 * i386.c (ix86_sched_reorder_ppro): Fix typo/thinko.
8745 (ix86_sched_reorder): Make sure to initialize scheduling
8746 data even when there's only one insn in the ready queue.
8748 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
8750 * genautomata.c (reserv_sets_hash_value): Fix a typo.
8752 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
8754 * genautomata.c (reserv_sets_hash_value): Define hash_value as
8755 set_el_t. Transform the hash value into unsigned.
8756 (output_cycle_reservs): Fix bug with output of repeated `nothing'.
8757 (transform_3): Add code to process `(A,B)+(D,E)'.
8759 2002-05-21 NIIBE Yutaka <gniibe@m17n.org>
8761 * reload1.c (do_output_reload): Run delete_output_reload
8764 2002-05-21 Roger Sayle <roger@eyesopen.com>
8767 * expr.c (STORE_MAX_PIECES): New macro to avoid immediate constants
8768 larger than INTEGER_CST. (store_by_pieces_1): Use it here...
8769 (can_store_by_pieces): ... and here to limit the largest mode used.
8770 Add a comment to document this function.
8772 2002-05-21 Richard Henderson <rth@redhat.com>
8774 * flow.c (life_analysis): Fix test for deleted label.
8776 2002-05-21 Neil Booth <neil@daikokuya.demon.co.uk>
8778 * doc/tm.texi: Fix typo.
8780 2002-05-21 Zack Weinberg <zack@codesourcery.com>
8782 * c-common.c (c_common_init): Set options->unsigned_char from
8784 (cb_register_builtins): Define __STRICT_ANSI__ and
8785 __CHAR_UNSIGNED__ here...
8786 * cppinit.c (init_builtins): Not here.
8787 (cpp_create_reader): unsigned_char option defaults to 0, not
8788 !DEFAULT_SIGNED_CHAR.
8789 (COMMAND_LINE_OPTIONS, cpp_handle_option): Lose -fsigned-char
8790 and -funsigned-char.
8792 * cpphash.h (struct spec_nodes): Kill n__STRICT_ANSI__.
8793 * cpphash.c (_cpp_init_hashtable): Don't set it.
8794 * cppmacro.c (builtin_macro) [BT_STDC]: Use the language setting
8795 directly. Clarify comment.
8797 2002-05-21 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8799 * bb-reorder.c (make_reorder_chain_1): Use prev_bb/next_bb to get to
8800 neighbouring basic blocks. Use ENTRY_BLOCK_PTR->next_bb instead of
8801 BASIC_BLOCK (0). Use EXIT_BLOCK_PTR->prev_bb instead of
8802 BASIC_BLOCK (n_basic_blocks - 1).
8803 * cfganal.c (can_fallthru, flow_call_edges_add,
8804 flow_preorder_transversal_compute): Too.
8805 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
8806 find_sub_basic_blocks): Too.
8807 * cfgcleanup.c (try_simplify_condjump, try_optimize_cfg): Too.
8808 * cfglayout.c (skip_insns_after_block, fixup_reorder_chain,
8809 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge): Too.
8810 * cfgrtl.c (tidy_fallthru_edges, verify_flow_info): Too.
8811 * combine.c (this_basic_block): Type changed to basic_block.
8812 (combine_instructions, set_nonzero_bits_and_sign_copies, try_combine,
8813 nonzero_bits, num_sign_bit_copies, get_last_value_validate,
8814 get_last_value, distribute_notes, distribute_links): Too.
8815 * final.c (compute_alignments): Too.
8816 * flow.c (regno_uninitialized, regno_clobbered_at_setjmp): Too.
8817 * function.c (thread_prologue_and_epilogue_insns): Too.
8818 * gcse.c (compute_code_hoist_vbeinout): Too.
8819 * global.c (build_insn_chain): Too.
8820 * ifcvt.c (find_if_block, find_cond_trap): Too.
8821 * predict.c (last_basic_block_p, note_prediction_to_br_prob): Too.
8822 * regmove.c (regmove_optimize): Too.
8823 * resource.c (find_basic_block): Too.
8824 * sched-ebb.c (schedule_ebbs): Too.
8825 * ssa-dce.c (find_control_dependence, find_pdom): Too.
8827 2002-05-21 Andreas Jaeger <aj@suse.de>
8829 * cppinit.c (sanity_checks): Avoid printf mismatch warnings.
8831 2002-05-21 Richard Henderson <rth@redhat.com>
8833 * reg-stack.c (swap_rtx_condition, subst_stack_regs_pat): Use
8834 unspec names, not numbers.
8836 2002-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
8838 * doc/sourcebuild.texi: Mention snapshot-README and
8839 snapshot-index.html as needing updating for new front ends.
8841 2002-05-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8843 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): Avoid warnings when
8844 disabling checking, and avoid multiple evaluation of RTX.
8846 2002-05-21 Richard Earnshaw <rearnsha@arm.com>
8848 * bitmap.c (bitmap_find_bit): Return early if we have the correct
8851 Tue May 21 10:51:54 CEST 2002 Jan Hubicka <jh@suse.cz>
8853 * profile.c (gen_edge_profiler): Set alias set before the memory is
8856 2002-05-20 David S. Miller <davem@redhat.com>
8858 * cselib.c (max_value_regs): New.
8859 (cselib_lookup, cselib_invalidate_regno): Initialize it when
8860 adding new entries to the REG_VALUES table and we are dealing with
8862 (clear_table): Initialize it.
8863 (cselib_invalidate_regno): Use it to determine which hard
8864 registers to scan when mode is not VOIDmode.
8866 2002-05-20 Duraid Madina <duraid@fl.net.au>
8868 * tradcpp.c (fixup_newlines): Use old-style function header.
8870 2002-05-20 Krister Walfridsson <cato@df.lth.se>
8872 * reload1.c (reload_cse_simplify): Fix typo in rtx code check.
8874 2002-05-20 H.J. Lu (hjl@gnu.org)
8876 Base on suggestions from Zhang Fuxin <fxzhang@ict.ac.cn>:
8878 * config/mips/mips.h (DFMODE_NAN): Defined.
8879 (SFMODE_NAN): Likewise.
8881 2002-05-20 Dale Johannesen <dalej@apple.com>
8883 * combine.c (cant_combine_insn_p): Back out my
8886 2002-05-20 Kazu Hirata <kazu@cs.umass.edu>
8888 * params.c: Fix formatting.
8889 * params.h: Likewise.
8890 * predict.c: Likewise.
8891 * prefix.c: Likewise.
8892 * print-rtl.c: Likewise.
8893 * print-tree.c: Likewise.
8894 * profile.c: Likewise.
8896 2002-05-20 H.J. Lu (hjl@gnu.org)
8898 * gcc/config/mips/linux.h (SDB_DEBUGGING_INFO): Undefine.
8900 2002-05-20 Nick Clifton <nickc@cambridge.redhat.com>
8902 * config/arm/arm-wince-pe.h (ASM_SPEC): Pass -mcpu and -march
8903 switches straight on to the assembler, do not abbreviate them.
8904 * config/arm/elf.h (ASM_SPEC): As above.
8905 * config/arm/semi.h (ASM_SPEC): As above.
8906 * config/arm/unknown-elf-oabi.h (ASM_SPEC): As above.
8907 * config/arm/xscale-coff.h (SUBTARGET_ASM_SPEC): Pass
8908 -mcpu=xscale on to the assembler by default.
8909 * config/arm/xscale-elf.h (SUBTARGET_ASM_SPEC): As above.
8911 2002-05-20 Richard Henderson <rth@redhat.com>
8913 * cse.c (canon_hash): Reorder do_not_record test. Always
8914 allow pic_offset_table_rtx.
8916 2002-05-19 Toon Moene <toon@moene.indiv.nluug.nl>
8918 * optabs.c (expand_cmplxdiv_wide): Use complex_part_zero_p.
8919 (expand_binop): Ditto (3 times).
8921 2002-05-19 Mark Mitchell <mitchell@doubledemon.codesourcery.com>
8923 * Makefile.in (distclean): Remove QMTest stuff.
8924 (QMTEST_PATH): New variable.
8925 (QMTESTFLAGS): Likewise.
8926 (QMTESTRUNFLAGS): Likewise.
8928 (QMTEST_GPP_TESTS): Likewise.
8929 (QMTEST_DIR): Likewise.
8930 (QMTEST_DIR/context): New target.
8931 (qmtest-g++): Likeise.
8932 (qmtest-gui): Likewise.
8933 (QMTEST_DIR/gpp-expected.qmr): Likewise.
8935 2002-05-19 Aldy Hernandez <aldyh@redhat.com>
8937 * config/rs6000/rs6000.h (FUNCTION_VALUE): Only return vectors in
8938 an altivec register if TARGET_ALTIVEC.
8940 * config/rs600/rs6000.c (rs6000_emit_move): Change VECTOR_MODE_P
8941 to ALTIVEC_VECTOR_MODE.
8942 (rs6000_va_arg): Only vectors of type AltiVec are 16 byte aligned.
8943 (rs6000_va_arg): Vectors may go in registers if they are not
8946 2002-05-19 Kazu Hirata <kazu@cs.umass.edu>
8948 * protoize.c: Fix formatting.
8950 2002-05-19 Richard Henderson <rth@redhat.com>
8952 * gensupport.c (init_include_reader): Merge into ...
8953 (process_include): ... here. Simplify composite path creation.
8954 Plug memory leaks. Fix file/line number tracking. Do not
8955 process_define_cond_exec. Return void.
8956 (process_rtx): Don't check process_include return value.
8958 2002-05-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8960 * basic_block.h (struct basic_block_def): Added prev_bb and next_bb
8962 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
8963 traversing basic block chain.
8964 (create_basic_block_structure, create_basic_block): Declaration changed.
8965 (link_block, unlink_block): Declare.
8966 * cfg.c (entry_exit_blocks): Initialize new fields.
8967 (link_block, unlink_block): New.
8968 (expunge_block_nocompact): Unlink basic block.
8969 (dump_flow_info): Print prev_bb/next_bb fields.
8970 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Modified.
8971 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Modified.
8972 * cfglayout.c (fixup_reorder_chain, cfg_layout_duplicate_bb): Modified.
8973 * cfgrtl.c (create_basic_block_structure, create_basic_block,
8974 split_block, force_nonfallthru_and_redirect, split_edge): Modified.
8975 (verify_flow_info): Check that list agrees with numbering.
8977 2002-05-19 Neil Booth <neil@daikokuya.demon.co.uk>
8979 * c-common.c (preprocessing_asm): New macro.
8980 * c-lex.h (builtin_define, builtin_assert): Use pfile.
8984 * alpha.h (CPLUSPLUS_CPP_SPEC): Remove.
8985 (CPP_SPEC): Simplify.
8986 (TARGET_CPU_CPP_BUILTINS): Update.
8987 * freebsd.h (TARGET_OS_CPP_BUILTINS): New.
8988 (CPP_SPEC): Simplify.
8989 * linux.h (CPLUSPLUS_CPP_SPEC): Remove.
8990 (TARGET_OS_CPP_BUILTINS): Update.
8991 * osf.h (CPP_XFLOAT_SPEC): Kill.
8992 (TARGET_OS_CPP_BUILTINS): Update.
8993 (CPP_SUBTARGET_SPEC, SUBTARGET_EXTRA_SPECS): Simplify.
8994 * osf5.h (CPP_XFLOAT_SPEC): Kill.
8995 * vms.h (CPP_SUBTARGET_SPEC): Kill.
8996 (TARGET_OS_CPP_BUILTINS): Update.
8998 2002-05-19 Richard Henderson <rth@redhat.com>
9000 * varasm.c (default_binds_local_p): Fix typo.
9002 2002-05-19 Marek Michalkiewicz <marekm@amelek.gda.pl>
9004 * config/avr/avr.c (machine_dependent_reorg): Sign extend the
9005 CONST_INT operand to the correct mode after adding 1 to it.
9007 2002-05-19 Mark Mitchell <mark@codesourcery.com>
9009 * config.gcc (powerpc-wrs-windiss*): New target.
9011 2002-05-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9013 * config/rs6000/rs6000.md (ashrdi3_no_power): New.
9016 2002-05-18 Mark Mitchell <mark@codesourcery.com>
9018 * configure.in (AC_CHECK_FUNCS): Add checks for scandir and
9020 * config.in: Regenerated.
9021 * configure: Regenerated.
9023 2002-05-19 Richard Henderson <rth@redhat.com>
9025 * target-def.h (TARGET_BINDS_LOCAL_P): New.
9026 * target.h (struct gcc_target): Move boolean fields to the end.
9028 * varasm.c (default_binds_local_p): New.
9029 * output.h: Declare it.
9031 * config/alpha/alpha.c (alpha_encode_section_info): Use the new hook.
9032 * config/cris/cris.c (cris_encode_section_info): Likewise.
9033 * config/i386/i386.c (i386_encode_section_info): Likewise.
9034 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
9035 * config/sh/sh.c (sh_encode_section_info): Likewise.
9037 * doc/tm.texi (TARGET_IN_SMALL_DATA_P): New.
9038 (TARGET_BINDS_LOCAL_P): New.
9040 2002-05-19 Richard Henderson <rth@redhat.com>
9042 * system.h (BLOCK_PROFILER, BLOCK_PROFILER_CODE,
9043 FUNCTION_BLOCK_PROFILER, FUNCTION_BLOCK_PROFILER_EXIT,
9044 MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Poison.
9046 * toplev.c (display_help): Kill -a -ax help.
9048 * config/1750a/1750a.h, config/alpha/alpha.h,
9049 config/clipper/clipper.h, config/dsp16xx/dsp16xx.h,
9050 config/h8300/h8300.h, config/i960/i960.h, config/m68k/tower-as.h,
9051 config/m88k/m88k.h, config/vax/vax.h, config/we32k/we32k.h:
9052 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Kill.
9054 * libgcc2.c [L_bb] (BLOCK_PROFILER_CODE): Kill.
9055 * config/m68k/sun3.h (BLOCK_PROFILER_CODE): Kill.
9057 * config/i386/i386-protos.h (ix86_output_block_profiler): Kill.
9058 (ix86_output_function_block_profiler): Kill.
9059 * config/m68hc11/m68hc11.c (m68hc11_block_profiler): Kill.
9060 (m68hc11_function_block_profiler): Kill.
9061 * config/m68hc11/m68hc11-protos.h: Update.
9062 * config/m88k/m88k.c (output_block_profiler): Kill.
9063 (output_function_block_profiler): Kill.
9064 * config/m88k/m88k-protos.h: Update.
9066 2002-05-19 Richard Henderson <rth@redhat.com>
9068 * system.h (STRIP_NAME_ENCODING): Poison it.
9069 * output.h (STRIP_NAME_ENCODING): Remove.
9070 (default_strip_name_encoding): Declare.
9071 * target-def.h (TARGET_STRIP_NAME_ENCODING): New.
9072 * target.h (strip_name_encoding): New.
9073 * varasm.c (default_strip_name_encoding): New.
9075 * dwarf2asm.c, varasm.c, config/darwin.c, config/darwin.h,
9076 config/alpha/alpha.c, config/arm/pe.c, config/avr/avr.c,
9077 config/cris/cris.c, config/i386/cygwin.h, config/i386/interix.c,
9078 config/i386/winnt.c, config/m32r/m32r.h, config/mcore/mcore-elf.h,
9079 config/mcore/mcore-pe.h, config/mcore/mcore.c, config/mcore/mcore.h,
9080 config/mips/mips.c, config/mn10200/mn10200.h, config/mn10300/mn10300.h,
9081 config/pa/pa.c, config/pa/pa.h, config/pa/som.h,
9082 config/rs6000/rs6000.c, config/rs6000/sysv4.h, config/rs6000/xcoff.h,
9083 config/v850/v850.h: Use the hook, not the macro.
9085 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
9086 config/alpha/alpha.c, config/alpha/alpha.h, config/h8300/h8300.c,
9087 config/h8300/h8300.h, config/i386/cygwin.h, config/i386/i386-interix.h,
9088 config/i386/i386-protos.h, config/i386/win32.h, config/i386/winnt.c,
9089 config/ia64/ia64.c, config/ia64/ia64.h, config/m32r/m32r.c,
9090 config/m32r/m32r.h, config/mcore/mcore.c, config/mcore/mcore.h,
9091 config/pa/pa.c, config/rs6000/rs6000.c, config/rs6000/sysv4.h,
9092 config/rs6000/xcoff.h, config/sh/sh.c, config/sh/sh.h,
9093 config/v850/v850.c, config/v850/v850.h:
9094 Move STRIP_NAME_ENCODING to out-of-line function and add
9095 TARGET_STRIP_NAME_ENCODING.
9097 * config/arm/arm.c, config/arm/arm.h, config/mmix/mmix-protos.h,
9098 config/mmix/mmix.c, config/mmix/mmix.h: Replace STRIP_NAME_ENCODING
9099 with TARGET_STRIP_NAME_ENCODING referencing existing function;
9100 make function static.
9102 * xcoffout.c: Include target.h
9103 * Makefile.in (xcoffout.o): Update.
9105 * config/avr/avr.c (avr_encode_section_info): Correct prototype.
9106 * config/avr/avr.h (STRIP_NAME_ENCODING): Remove.
9107 * config/rs6000/rs6000.c (rs6000_xcoff_unique_section): Mark
9108 reloc argument unused.
9109 * config/sh/sh.c (TARGET_ENCODE_SECTION_INFO): New.
9111 * doc/tm.texi (TARGET_STRIP_NAME_ENCODING): Update from previous
9112 STRIP_NAME_ENCODING docs.
9114 2002-05-19 Andreas Jaeger <aj@suse.de>
9116 * gengenrtl.c: Add prototype for excluded_rtx.
9118 * real.h: Add prototype for exact_real_truncate.
9120 2002-05-18 Richard Henderson <rth@redhat.com>
9122 * system.h (ENCODE_SECTION_INFO): Poison it.
9123 * target-def.h (TARGET_ENCODE_SECTION_INFO): New.
9124 * target.h (encode_section_info): New.
9125 * varasm.c (make_decl_rtl, output_constant_def): Use it.
9126 * hooks.c (hook_tree_int_void): New.
9127 * hooks.h: Declare it.
9129 * config/darwin.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
9130 config/alpha/alpha.h, config/arm/pe.h, config/avr/avr-protos.h,
9131 config/avr/avr.c, config/avr/avr.h, config/c4x/c4x-protos.h,
9132 config/c4x/c4x.c, config/c4x/c4x.h, config/cris/cris-protos.h,
9133 config/cris/cris.c, config/cris/cris.h, config/i386/cygwin.h,
9134 config/i386/win32.h, config/ia64/ia64-protos.h, config/ia64/ia64.c,
9135 config/ia64/ia64.h, config/m32r/m32r-protos.h, config/m32r/m32r.c,
9136 config/m32r/m32r.h, config/m68hc11/m68hc11-protos.h,
9137 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
9138 config/mcore/mcore-protos.h, config/mcore/mcore.c,
9139 config/mcore/mcore.h, config/mmix/mmix-protos.h, config/mmix/mmix.c,
9140 config/mmix/mmix.h, config/rs6000/rs6000-protos.h,
9141 config/rs6000/sysv4.h, config/stormy16/stormy16-protos.h,
9142 config/stormy16/stormy16.c, config/stormy16/stormy16.h:
9143 Replace ENCODE_SECTION_INFO with TARGET_ENCODE_SECTION_INFO
9144 referencing existing function. Make function static.
9146 * config/a29k/a29k.c, config/a29k/a29k.h, config/arc/arc.c,
9147 config/arc/arc.h, config/arm/arm.c, config/arm/arm.h,
9148 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
9149 config/i370/i370.h, config/i386/i386-interix.h, config/i386/i386.c,
9150 config/i386/i386.h, config/i386/interix.c, config/m88k/m88k.c,
9151 config/m88k/m88k.h, config/mips/mips.c, config/mips/mips.h,
9152 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa.c,
9153 config/pa/pa.h, config/romp/romp.c, config/romp/romp.h,
9154 config/rs6000/linux64.h, config/rs6000/xcoff.h, config/s390/s390.c,
9155 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
9156 config/sparc/sparc.c, config/sparc/sparc.h, config/v850/v850.c,
9157 config/v850/v850.h, config/vax/vax.c, config/vax/vms.h,
9158 config/xtensa/xtensa.c, config/xtensa/xtensa.h:
9159 Move ENCODE_SECTION_INFO to out-of-line function and add
9160 TARGET_ENCODE_SECTION_INFO.
9162 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use hook, not macro.
9163 (ASM_DECLARE_OBJECT_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
9165 * config/arm/pe.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Rename
9167 (switch_to_section): Replace in_rdata case with in_readonly_data.
9169 * config/h8300/h8300.c (h8300_encode_label): Make static.
9170 * config/h8300/h8300-protos.h: Update.
9172 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Rename
9173 from rs6000_encode_section_info; make static.
9174 (rs6000_xcoff_encode_section_info): New.
9176 * config/v850/v850.c (v850_encode_data_area): Make static.
9177 * config/v850/v850-protos.h: Update.
9179 * config/vax/vax.c: Include flags.h.
9180 (vms_select_section): Fix typo.
9182 * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update from previous
9183 ENCODE_SECTION_INFO docs.
9185 2002-05-18 Richard Henderson <rth@redhat.com>
9187 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Rename from
9188 REGISTER_TARGET_PRAGMAS.
9189 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Redefine.
9191 * config.gcc: Do not use rs6000-c.c on powerpc-darwin.
9193 2002-05-18 Richard Henderson <rth@redhat.com>
9195 * system.h (SELECT_RTX_SECTION): Poison.
9196 * target-def.h (TARGET_ASM_SELECT_RTX_SECTION): New.
9197 * target.h (select_rtx_section): New.
9198 * varasm.c (output_constant_pool): Use it.
9199 (default_select_rtx_section, default_elf_select_rtx_section): New.
9200 * output.h: Declare them.
9202 * config/darwin.h (SELECT_RTX_SECTION): Move ...
9203 * config/darwin.c (machopic_select_rtx_section): ... here.
9204 * config/darwin-protos.h: Update.
9206 * config/nextstep.h (SELECT_RTX_SECTION): Move ...
9207 * config/nextstep.c (machopic_select_rtx_section): ... here.
9208 (nextstep_select_section): Rename variable to avoid macro clash.
9209 * config/nextstep-protos.h: Update.
9211 * config/elfos.h, config/svr3.h, config/arm/aof.h, config/c4x/c4x.h,
9212 config/i386/dgux.h, config/i386/osfrose.h, config/i386/sco5.h,
9213 config/i386/svr3gas.h, config/i860/paragon.h, config/ia64/aix.h,
9214 config/m32r/m32r.h, config/m68k/dpx2.h, config/m68k/lynx.h,
9215 config/m68k/m68k.h, config/m68k/tower-as.h, config/m88k/dgux.h,
9216 config/mcore/mcore-pe.h, config/mips/mips.h, config/mmix/mmix.h,
9217 config/pa/pa-linux.h, config/pa/pa.h, config/romp/romp.h,
9218 config/rs6000/lynx.h, config/rs6000/sysv4.h, config/s390/linux.h,
9219 config/sparc/sysv4.h, config/xtensa/elf.h, config/xtensa/linux.h
9220 (SELECT_RTX_SECTION): Remove.
9222 * config/darwin.h, config/elfos.h, config/nextstep.h,
9223 config/ia64/aix.h, config/ia64/sysv4.h, config/alpha/alpha.c,
9224 config/mips/mips.c, config/romp/romp.c, config/rs6000/sysv4.h,
9225 config/rs6000/xcoff.h, config/s390/s390.c, config/sparc/aout.h,
9226 config/sparc/lynx.h, config/xtensa/xtensa.c
9227 (TARGET_ASM_SELECT_RTX_SECTION): New.
9229 * config/alpha/elf.h (SELECT_RTX_SECTION): Move ...
9230 * config/alpha/alpha.c (alpha_elf_select_rtx_section): ... here.
9231 * config/ia64/sysv4.h (SELECT_RTX_SECTION): Move ...
9232 * config/ia64/ia64.c (ia64_select_rtx_section): ... here.
9233 (ia64_aix_select_rtx_section): New.
9234 * config/mips/iris6.h (READONLY_DATA_SECTION_ASM_OP): Undef before
9236 * config/mips/mips.c (mips_select_rtx_section): Make static.
9237 Support ELF SHF_MERGE features.
9238 * config/mips/mips-protos.h: Update.
9239 * config/rs6000/xcoff.h (SELECT_RTX_SECTION): Move ...
9240 * config/rs6000/rs6000.c (rs6000_xcoff_select_rtx_section): ... here.
9241 (rs6000_elf_select_rtx_section): Rename from rs6000_select_rtx_section;
9242 make static, fall back to default_elf_select_rtx_section.
9243 * config/rs6000/rs6000-protos.h: Update.
9244 * config/sparc/sparc.h (SELECT_RTX_SECTION): Move ...
9245 * config/sparc/sparc.c (sparc_aout_select_rtx_section): ... here.
9246 * config/sparc/sunos4.h (on_exit): Declare only if IN_LIBGCC2.
9247 * config/romp/romp.c (romp_select_rtx_section): New.
9248 * config/s390/s390.c (s390_select_rtx_section): New.
9249 * config/xtensa/xtensa.c: Include output.h. Shuffle local function
9250 declarations before target macro definition.
9251 (xtensa_emit_call): Use static buffer.
9252 (xtensa_select_rtx_section): New.
9253 * config/xtensa/xtensa.h (MAX_INT_TYPE_SIZE): Remove.
9254 (IMPLICIT_FIX_EXPR, EASY_DIV_EXPR): Remove.
9255 (ASM_OUTPUT_POOL_PROLOGUE): Update call to resolve_unique_section.
9257 * doc/tm.texi (TARGET_ASM_SELECT_RTX_SECTION): Update from
9258 SELECT_RTX_SECTION docs.
9260 Sun May 19 00:24:23 CEST 2002 Jan Hubicka <jh@suse.cz>
9262 * i386.md (movsi/movdi): Fix template.
9263 (sse2 patterns): Set attributes consistently.
9265 * i386.md (pushqi2, ashrqi_*): Fix constraint.
9267 2002-05-18 Toon Moene <toon@moene.indiv.nluug.nl>
9269 * optabs.c (complex_part_zero_p): New.
9270 * (expand_cmplxdiv_straight): Use it.
9271 * (expand_cmplxdiv_wide): Ditto.
9272 * (expand_binop): Ditto.
9274 2002-05-18 Richard Henderson <rth@redhat.com>
9276 * final.c (HAVE_READONLY_DATA_SECTION): New.
9277 (shorten_branches): Use it instead of ifdefs.
9278 * varasm.c (enum in_section): Add in_readonly_data.
9279 (text_section, data_section): Tidy.
9280 (readonly_data_section): Use READONLY_DATA_SECTION_ASM_OP if present.
9282 * config/darwin.h, config/nextstep.h, config/h8300/elf.h,
9283 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h
9284 (READONLY_DATA_SECTION): Don't undef.
9286 * config/alpha/unicosmk.h, config/h8300/elf.h, config/i386/aix386ng.h,
9287 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h,
9288 config/rs6000/lynx.h (READONLY_DATA_SECTION_ASM_OP): Undef.
9290 * config/elfos.h, config/svr3.h, config/alpha/alpha-interix.h,
9291 config/alpha/elf.h, config/c4x/c4x.h, config/i386/i386-interix.h,
9292 config/i386/sco5.h, config/i386/svr3gas.h, config/i860/sysv3.h,
9293 config/m88k/m88k.h, config/pa/pa64-hpux.h (USE_CONST_SECTION): Remove.
9295 * config/elfos.h, config/netware.h, config/alpha/alpha-interix.h,
9296 config/alpha/elf.h, config/alpha/vms.h, config/arc/arc.h,
9297 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
9298 config/i386/dgux.h, config/i386/i386-interix.h, config/i386/sco5.h,
9299 config/ia64/hpux.h, config/m32r/m32r.h, config/m68k/tower-as.h,
9300 config/m88k/m88k.h, config/mcore/mcore-pe.h, config/mips/iris6.h,
9301 config/mips/mips.h, config/mmix/mmix.h, config/pa/pa64-hpux.h,
9302 config/sparc/sysv4.h (READONLY_DATA_SECTION_ASM_OP): Rename from
9303 CONST_SECTION_ASM_OP/READONLY_SECTION_ASM_OP/RDATA_SECTION_ASM_OP.
9305 * config/elfos.h, config/netware.h, config/1750a/1750a.h,
9306 config/a29k/a29k.h, config/alpha/alpha-interix.h, config/alpha/alpha.h,
9307 config/arm/coff.h, config/h8300/h8300.h, config/i386/aix386ng.h,
9308 config/i386/i386-interix.h, config/i386/osfrose.h, config/mmix/mmix.h,
9309 config/pa/pa64-hpux.h, config/sparc/litecoff.h
9310 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
9312 * config/elfos.h, config/netware.h, config/svr3.h,
9313 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
9314 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
9315 config/h8300/h8300.h, config/i386/i386-interix.h,
9316 config/i386/osfrose.h, config/i386/svr3gas.h, config/mmix/mmix.h,
9317 config/pa/pa64-hpux.h (READONLY_DATA_SECTION): Remove.
9319 * config/elfos.h, config/netware.h, config/svr3.h,
9320 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
9321 config/c4x/c4x.h, config/i386/aix386ng.h, config/i386/i386-interix.h,
9322 config/i386/sco5.h, config/i386/svr3gas.h, config/mmix/mmix.h,
9323 config/pa/pa64-hpux.h (CONST_SECTION_FUNCTION): Remove.
9325 * config/lynx.h, config/svr3.h, config/alpha/elf.h, config/alpha/vms.h,
9326 config/c4x/c4x.h, config/dsp16xx/dsp16xx.h, config/i386/sco5.h,
9327 config/i386/svr3gas.h, config/i860/sysv3.h, config/i860/sysv4.h,
9328 config/ia64/sysv4.h, config/m32r/m32r.h, config/m88k/m88k.h,
9329 config/mcore/mcore-elf.h, config/mcore/mcore-pe.h, config/mips/elf.h,
9330 config/mips/elf64.h, config/mips/iris6.h, config/mips/linux.h,
9331 config/mips/mips.h, config/mips/rtems64.h, config/mips/vxworks.h,
9332 config/rs6000/sysv4.h, config/v850/v850.h
9333 (EXTRA_SECTIONS): Remove in_const/in_rdata.
9334 (EXTRA_SECTION_FUNCTIONS): Remove accompanying function.
9336 * config/svr3.h, config/c4x/c4x.h, config/i386/dgux.h,
9337 config/i386/sco5.h, config/i386/svr3gas.h, config/ia64/aix.h,
9338 config/m88k/dgux.h, config/mcore/mcore-pe.h, config/mmix/mmix.h,
9339 config/sparc/sysv4.h (SELECT_RTX_SECTION): Use readonly_data_section.
9340 * config/alpha/alpha.c (alpha_start_function): Likewise.
9341 (alpha_write_linkage): Likewise.
9342 * config/m32r/m32r.c (m32r_select_section): Likewise.
9343 * config/m88k/m88k.c (m88k_select_section): Likewise.
9344 * config/mips/mips.c (mips_select_rtx_section): Likewise.
9345 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Likewise.
9346 (rs6000_elf_select_section): Likewise.
9347 * config/v850/v850.c (v850_select_section): Likewise.
9349 * config/1750a/1750a.h, config/i860/sysv3.h
9350 (READONLY_DATA_SECTION_ASM_OP): New.
9351 READONLY_DATA_SECTION_ASM_OP.
9352 * config/i386/interix.c, config/i386/winnt.c
9353 (i386_pe_unique_section): Always use .rdata prefix.
9354 * config/pa/som.h (readonly_data): Always switch to read-only section.
9355 (READONLY_DATA_SECTION): Predicate on flag_pic.
9356 * config/we32k/we32k.h (READONLY_DATA_SECTION): Remove parenthesis.
9357 * doc/tm.texi (READONLY_DATA_SECTION_ASM_OP): New.
9358 (READONLY_DATA_SECTION): Update.
9360 2002-05-18 Jason Thorpe <thorpej@wasabisystems.com>
9362 * c-common.c (c_common_post_options): Warn if -Wformat-zero-length
9363 is used without -Wformat.
9364 * c-common.h (warn_format_zero_length): Declare extern.
9365 * c-decl.c (warn_options): Add "format-zero-length".
9366 * c-format.c (warn_format_zero_length): Declare.
9367 (set_Wformat): Set warn_format_zero_length for -Wformat.
9368 (check_format_info): Only warn about zero-length formats if
9369 warn_format_zero_length is true. Include the format type
9370 name in the warning message.
9371 * doc/invoke.texi: Document -Wformat-zero-length.
9372 * testsuite/gcc.dg/format/zero-length-1.c: New test.
9374 2002-05-18 Kazu Hirata <kazu@cs.umass.edu>
9376 * timevar.c: Fix formatting.
9377 * tlink.c: Likewise.
9378 * toplev.c: Likewise.
9379 * tree-dump.c: Likewise.
9380 * tree-inline.c: Likewise.
9382 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
9384 * cppinit.c (cpp_post_options): If preprocessed, turn off
9385 traditional. If traditional, turn off column numbers.
9386 * cpplib.c (cpp_push_buffer): Lex from stage 3 if traditional.
9387 * cpptrad.c (handle_newline): Update line_base.
9388 (skip_comment): Handle -Wcomment.
9390 2002-05-17 Zack Weinberg <zack@codesourcery.com>
9392 * cppinit.c (struct builtin): Remove unused fields.
9393 (CPLUS, BUILTIN, OPERATOR, O, builtin_array_end): Kill.
9394 (operator_array): New - was second half of builtin_array.
9395 (init_builtins): Simplify loop over builtin_array/operator_array.
9397 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
9399 * defaults.h (UNIQUE_SECTION): Remove.
9400 * system.h (UNIQUE_SECTION, SELECT_SECTION): Poison.
9402 2002-05-17 Richard Henderson <rth@redhat.com>
9404 * expr.c (init_expr_once): Don't use start/end_sequence.
9405 Use rtx_alloc instead of emit_insn.
9406 * toplev.c (lang_dependent_init): Run init_expr_once here ...
9407 (lang_independent_init): ... not here.
9409 2002-05-17 Jason Thorpe <thorpej@wasabisystems.com>
9411 * config/sh/lib1funcs.asm (GLOBAL): Use __USER_LABEL_PREFIX__.
9413 2002-05-17 Marek Michalkiewicz <marekm@amelek.gda.pl>
9415 * config/avr/avr.c (avr_regs_to_save): New function. Also check
9416 for fixed registers, possibly used for global register variables.
9417 (initial_elimination_offset, avr_output_function_prologue,
9418 avr_output_function_epilogue): Move common code to avr_regs_to_save.
9420 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
9422 * Makefile.in: Update for cpptrad.c.
9423 * cpphash.h (struct cpp_buffer): New members for buffer
9425 (struct cpp_reader): New members for traditional output.
9426 (_cpp_read_logical_line, _cpp_overlay_buffer): New.
9427 * cppinit.c (cpp_create_reader): Set trad_line.
9428 (cpp_destroy): Free trad_out_base if used.
9429 (cpp_read_main_file): Overlay an empty buffer if traditional.
9430 (cpp_finish_options): Don't do builtins.
9431 (COMMAND_LINE_OPTIONS): Add -traditional-cpp.
9432 (cpp_handle_option): Handle it.
9433 * cpplex.c (continue_after_nul): New.
9434 (_cpp_lex_direct): Use handle_nul.
9435 * cpplib.h (struct cpp_options): New traditional option.
9436 * cpptrad.c: New file.
9438 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
9440 * c-common.c (c_common_init_options): Use C89 for Objective-C,
9441 and set the options flag.
9442 * cppinit.c (lang_flags): Remove objc.
9443 (lang_defaults): Remove OBJC and OBJCXX.
9445 (COMMAND_LINE_OPTIONS): Remove -+ and -lang-objc++.
9446 (cpp_handle_option): Remove -+ and -lang-objc++.
9447 For ObjC, just set a flag.
9448 (print_help): Update.
9449 * cpplib.h (enum c_lang): Remove CLK_OBJC and CLK_OBJCXX.
9451 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9453 * doc/install.texi (Specific, mips-sgi-irix6): Document need to
9454 bootstrap with -mips3.
9456 2002-05-17 Kazu Hirata <kazu@cs.umass.edu>
9458 * final.c: Fix formatting.
9459 * fix-header.c: Likewise.
9461 * fold-const.c: Likewise.
9462 * function.c: Likewise.
9464 2002-05-17 David S. Miller <davem@redhat.com>
9466 PR c/6689, PR optimization/6615
9467 * local-alloc.c (struct equivalence): Rename 'src' to 'src_p'
9468 and make it a pointer to rtx. Update comments.
9469 (update_equiv_regs): When scanning for equivalences, record
9470 address of SET_SRC (set) in reg_equiv[].src_p. Dereference
9471 it while making the equiv replacements.
9473 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9475 * config/sparc/sparc.c (sparc_aout_select_section): Fixed typo.
9477 2002-05-17 kaz Kojima <kkojima@rr.iij4u.or.jp>
9479 * config/sh/sh.h (ENCODE_SECTION_INFO): Consider MODULE_LOCAL_P
9480 when encoding visibility into SYMBOL_REF_FLAG.
9482 2002-05-17 Richard Sandiford <rsandifo@redhat.com>
9484 * expr.c (force_operand): Fix reversed move.
9486 2002-05-17 Kurt Wall <kwall@kurtwerks.com>
9488 * doc/install.texi (Testing): Mention two common DejaGnu warnings
9489 that can be ignored.
9491 2002-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9493 * doc/install.texi (Final install): Recommend to install into a
9494 "clean" target directory.
9496 2002-05-17 Richard Henderson <rth@redhat.com>
9498 * config/ia64/ia64.md: Use braced strings instead of quoted strings
9499 for code blocks. Tidy whitespace.
9501 2002-05-17 Richard Henderson <rth@redhat.com>
9503 * hooks.c (hook_tree_bool_false): New.
9504 * hooks.h: Declare it.
9505 * target-def.h (TARGET_ASM_SELECT_SECTION): New.
9506 (TARGET_ASM_UNIQUE_SECTION, TARGET_IN_SMALL_DATA_P): New.
9507 * target.h (select_section, unique_section): New.
9508 (in_small_data_p): New.
9509 * varasm.c (resolve_unique_section): Use hooks instead of macros.
9510 (variable_section, output_constant_def_contents): Likewise.
9511 (default_select_section, default_unique_section): New.
9512 (categorize_decl_for_section, default_elf_select_section): New.
9513 * output.h: Declare them.
9515 * config/darwin.h (ALIAS_SECTION, try_section_alias): Remove.
9516 (TARGET_ASM_SELECT_SECTION): New.
9517 (SELECT_SECTION): Move ...
9518 * config/darwin.c (machopic_select_section): ... here.
9519 * config/darwin-protos.h: Update.
9521 * config/nextstep.h (TARGET_ASM_SELECT_SECTION): New.
9522 (SELECT_SECTION): Move ...
9523 * config/nextstep.c (nextstep_select_section): ... here.
9524 * config/nextstep-protos.h: Update.
9526 * config/elfos.h (UNIQUE_SECTION, SELECT_SECTION): Remove.
9527 (TARGET_ASM_SELECT_SECTION): New.
9528 * config/svr3.h (SELECT_SECTION): Remove.
9530 * config/alpha/alpha.c (unicosmk_unique_section): Make static.
9531 (TARGET_ASM_UNIQUE_SECTION) [UNICOS]: New.
9532 (TARGET_IN_SMALL_DATA_P, alpha_in_small_data_p): New.
9533 (alpha_encode_section_info): Use it.
9534 * config/alpha/alpha-protos.h: Update.
9535 * config/alpha/elf.h (DO_SELECT_SECTION): Remove.
9536 (SELECT_SECTION, UNIQUE_SECTION): Remove.
9537 (TARGET_ASM_SELECT_SECTION): New.
9538 * config/alpha/unicosmk.h (UNIQUE_SECTION): Remove.
9540 * config/arm/pe.h (UNIQUE_SECTION): Remove.
9541 (TARGET_ASM_UNIQUE_SECTION): New.
9543 * config/avr/avr.c (TARGET_ASM_UNIQUE_SECTION): New.
9544 (avr_unique_section): Rename from unique_section; make static.
9545 * config/avr/avr-protos.h: Update.
9546 * config/avr/avr.h (UNIQUE_SECTION): Remove.
9548 * config/c4x/c4x.h (SELECT_SECTION): Remove.
9550 * config/i386/cygwin.h (UNIQUE_SECTION): Remove.
9551 (TARGET_ASM_UNIQUE_SECTION): New.
9552 * config/i386/i386-interix.h: Likewise.
9553 * config/i386/win32.h: Likewise.
9554 * config/i386/djgpp.h (UNIQUE_SECTION): Remove.
9555 * config/i386/i386.c (ix86_asm_file_end): Use target hook not macro.
9556 * config/i386/sco5.h (SELECT_SECTION): Remove.
9557 (TARGET_ASM_SELECT_SECTION): New.
9558 * config/i386/svr3gas.h (SELECT_SECTION): Remove.
9560 * config/i860/paragon.h: Undef TARGET_ASM_SELECT_SECTION
9561 instead of SELECT_SECTION.
9562 * config/m68k/dpx2.h: Likewise.
9563 * config/rs6000/lynx.h: Likewise.
9565 * config/ia64/aix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
9566 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
9567 * config/ia64/ia64.c (TARGET_IN_SMALL_DATA_P): New.
9568 (ia64_in_small_data_p): New.
9569 (ia64_encode_section_info): Use it. Reorganize overlarge conditional.
9570 (ia64_aix_select_section, ia64_aix_unique_section): New.
9571 * config/ia64/sysv4.h (DO_SELECT_SECTION): Remove.
9572 (SELECT_SECTION, UNIQUE_SECTION): Remove.
9574 * config/m32r/m32r.h (SELECT_SECTION): Remove.
9575 (TARGET_ASM_SELECT_SECTION): New.
9576 * config/m32r/m32r.c (m32r_select_section): Take align argument.
9577 * config/m32r/m32r-protos.h: Update.
9579 * config/m88k/m88k.h (TARGET_ASM_SELECT_SECTION): New.
9580 (SELECT_SECTION): Move ...
9581 * config/m88k/m88k.c (m88k_select_section): ... here.
9583 * config/mcore/mcore-pe.h (SELECT_SECTION): Remove.
9584 * config/mcore/mcore.h (UNIQUE_SECTION): Remove.
9585 * config/mcore/mcore.c (TARGET_ASM_UNIQUE_SECTION): New.
9586 (mcore_unique_section): Make static.
9587 * config/mcore/mcore-protos.h: Update.
9589 * config/mips/elf.h (UNIQUE_SECTION): Remove.
9590 (TARGET_ASM_UNIQUE_SECTION): New.
9591 * config/mips/elf64.h: Likewise.
9592 * config/mips/iris6gld.h: Likewise.
9593 * config/mips/linux.h: Likewise.
9594 * config/mips/mips-protos.h: Update.
9595 * config/mips/mips.c (mips_select_section): Add align argument.
9596 * config/mips/mips.h (SELECT_SECTION): Remove.
9597 (TARGET_ASM_SELECT_SECTION): New.
9599 * config/mmix/mmix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
9600 * config/mmix/mmix.c (mmix_select_section): Remove.
9601 (mmix_unique_section): Remove.
9602 * config/mmix/mmix-protos.h: Update.
9604 * config/pa/pa.h (TARGET_ASM_SELECT_SECTION): New.
9605 (SELECT_SECTION): Move ...
9606 * config/pa/pa.c (pa_select_section): ... here.
9607 * config/pa/pa64-hpux.h (UNIQUE_SECTION): Remove.
9609 * config/rs6000/rs6000.c (rs6000_elf_select_section): Rename
9610 from rs6000_select_section and make static.
9611 (rs6000_elf_unique_section): Similarly.
9612 (rs6000_xcoff_select_section): From xcoff.h.
9613 (rs6000_xcoff_unique_section): Likewise.
9614 * config/rs6000/rs6000-protos.h: Update.
9615 * config/rs6000/sysv4.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
9616 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
9617 * config/rs6000/xcoff.h: Likewise.
9619 * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): New.
9620 (SELECT_SECTION): Move ...
9621 * config/sparc/sparc.c (sparc_aout_select_section): ... here.
9623 * config/v850/v850.h (SELECT_SECTION): Move ...
9624 * config/v850/v850.c (v850_select_section): ... here.
9625 (TARGET_ASM_SELECT_SECTION): New.
9627 * config/vax/vms.h (SELECT_SECTION): Move ...
9628 * config/vax/vax.c (vms_select_section): ... here.
9629 (TARGET_ASM_SELECT_SECTION): New.
9631 * doc/tm.texi: Update SELECT_SECTION and UNIQUE_SECTION docs
9632 for the target hooks.
9634 2002-05-17 Nick Clifton <nickc@cambridge.redhat.com>
9636 * config/arm/arm.c (emit_multi_reg_push): Do not set
9637 RTX_FRAME_RELATED_P on the SEQUENCE.
9639 2002-05-16 Richard Henderson <rth@redhat.com>
9641 * config/ia64/ia64.c (ia64_reorg): Rebuild bb_for_insn before
9642 splitting. Use split_all_insns; update_life_info_in_dirty_blocks.
9644 2002-05-16 Richard Henderson <rth@redhat.com>
9646 * config/alpha/unicosmk.h (TARGET_OS_CPP_BUILTINS): Fix typo.
9648 * config/ia64/ia64.c (saveable_obstack): Do not declare.
9650 2002-05-16 Richard Henderson <rth@redhat.com>
9652 * basic-block.h, bb-reorder.c, cfg.c, cfganal.c, cfgbuild.c,
9653 cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c, combine.c,
9654 conflict.c, df.c, df.h, dominance.c, final.c, flow.c, function.c,
9655 gcse.c, global.c, graph.c, haifa-sched.c, ifcvt.c, lcm.c,
9656 local-alloc.c, loop.c, predict.c, print-rtl.c, profile.c,
9657 recog.c, reg-stack.c, regclass.c, regmove.c, regrename.c,
9658 reload1.c, reorg.c, resource.c, sbitmap.c, sched-deps.c,
9659 sched-ebb.c, sched-rgn.c, sibcall.c, ssa-ccp.c, ssa-dce.c, ssa.c:
9660 Revert "Basic block renumbering removal", and two followup patches.
9662 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
9664 * lcm.c (optimize_mode_switching): Revert previous change.
9666 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9668 * sched-rgn.c (schedule_insns): Initialize large_region_blocks
9669 with only extant block numbers.
9671 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
9673 * lcm.c (optimize_mode_switching): Fix typo.
9675 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9677 * flow.c (calculate_global_regs_live): Queue blocks in program order.
9679 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9681 * doc/install.texi (Configuration): Document PWDCMD.
9683 2002-05-16 Dale Johannesen <dalej@apple.com>
9685 * combine.c (cant_combine_insn_p): Reenable combinations
9686 involving hard regs unless CLASS_LIKELY_SPILLED_P.
9688 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
9690 * c-common.c (cb_register_builtins): Handle more built-ins
9691 here rather than in gcc.c specs.
9692 * gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
9693 (cpp_options): Pass -O flags even when only preprocessing.
9694 * toplev.c (set_fast_math_flags): New prototype.
9695 (fast_math_flags_set_p): New.
9696 (set_no_fast_math_flags): Remove.
9697 (decode_f_option): Update.
9698 * toplev.h (set_fast_math_flags): Update.
9699 (fast_math_flags_set_p): New.
9700 (set_no_fast_math_flags): Remove.
9702 * c4x/c4x.c (c4x_override_options): Update.
9704 2002-05-16 Zack Weinberg <zack@codesourcery.com>
9706 * c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
9707 Default-define here.
9708 (builtin_define_with_value): Can now wrap the expansion in
9709 quotation marks if such is wanted.
9710 (cb_register_builtins): Update calls to builtin_define_with_value.
9711 Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
9713 (c_common_init): Set options->stdc_0_in_system_headers.
9714 * c-lex.h: Update prototype of builtin_define_with_value.
9715 * cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
9716 and REGISTER_PREFIX.
9718 * cppinit.c (VERS, ULP, C, X): Kill.
9719 (builtin_array): Remove entries for __VERSION__,
9720 __USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
9721 __HAVE_BUILTIN_SETJMP__. Make __STDC__ always a builtin, not
9723 (init_builtins): Kill off a bunch of now-dead code.
9724 (COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
9725 -fno-leading-underscore.
9726 (cpp_handle_option): Remove code to set user_label_prefix.
9727 (cpp_post_options): Likewise.
9729 * cpplib.h (struct cpp_options): Remove user_label_prefix.
9730 (stdc_0_in_system_headers): New.
9731 * cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
9732 stdc_0_in_system_headers) too to decide the value of __STDC__.
9734 * tradcpp.c (user_label_prefix): Kill.
9735 (main): Remove code handling -f(no-)leading-underscore.
9736 (initialize_builtins): Don't define __REGISTER_PREFIX__
9737 or __USER_LABEL_PREFIX__.
9738 (install_value): Wrap compound statement in dummy loop so the
9739 macro works properly in an if statement.
9742 2002-05-16 Janis Johnson <janis187@us.ibm.com>
9744 * loop.h (struct loop_info): Add member has_prefetch.
9745 * loop.c (PREFETCH_CONDITIONAL): Change default to 1.
9746 (prescan_loop): Initialize has_prefetch.
9747 (struct prefetch_info): Change prefetch_in_loop and
9748 prefetch_before_loop from bit fields to ints.
9749 (emit_prefetch_instructions): Several small fixes.
9750 (check_dbra_loop): Don't reverse loop that uses prefetch.
9752 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9754 * Makefile.in: Allow for PWDCMD to override hardcoded pwd.
9755 * configure.in: Likewise.
9756 * fixinc/check.tpl: Likewise.
9757 * fixinc/fixinc.dgux: Likewise.
9758 * fixinc/fixinc.svr4: Likewise.
9759 * fixinc/fixinc.winnt: Likewise.
9760 * fixinc/fixincl.sh: Likewise.
9761 * fixproto: Likewise.
9762 * configure: Regenerate.
9764 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9766 Basic block renumbering removal:
9767 * basic_block.h (struct basic_block_def): Renamed index to sindex,
9768 added prev_bb and next_bb fields.
9769 (n_basic_blocks): Renamed to num_basic_blocks.
9770 (last_basic_block): New, index of last basic block.
9771 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
9772 traversing basic block chain.
9773 (BLOCK_NUM): index -> sindex.
9774 (create_basic_block_structure, create_basic_block): Declaration changed.
9775 (debug_num2bb): Declare.
9776 (expunge_block_nocompact): Declaration removed.
9777 (link_block, unlink_block, compact_blocks): Declare.
9778 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
9779 * cfg.c (entry_exit_blocks): Initialize new fields.
9780 (clear_edges, alloc_block, expunge_block, cached_make_edge,
9781 redirect_edge_pred, dump_flow_info, dump_edge_info,
9782 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
9783 free_aux_for_edges): Modified.
9784 (link_block, unlink_block, compact_blocks, debug_num2bb): New.
9785 (expunge_block_nocompact): Removed.
9786 * cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
9787 find_unreachable_blocks, create_edge_list, print_edge_list,
9788 verify_edge_list, flow_edge_list_print, remove_fake_successors,
9789 remove_fake_edges, flow_reverse_top_sort_order_compute,
9790 flow_depth_first_order_compute, flow_preorder_transversal_compute,
9791 flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
9792 flow_dfs_compute_reverse_execute): Modified.
9793 * cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
9794 find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
9796 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
9797 merge_blocks_move_predecessor_nojumps,
9798 merge_blocks_move_successor_nojumps, merge_blocks,
9799 outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
9800 try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
9801 * cfglayout.c (skip_insns_after_block, label_for_bb,
9802 record_effective_endpoints, scope_to_insns_finalize,
9803 fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
9804 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
9805 cfg_layout_duplicate_bb): Modified.
9806 * cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
9807 flow_loop_entry_edges_find, flow_loop_exit_edges_find,
9808 flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
9809 flow_loops_find, flow_loop_outside_edge_p): Modified.
9810 * cfgrtl.c (create_basic_block_structure, create_basic_block,
9811 flow_delete_block, compute_bb_for_insn, split_block,
9812 try_redirect_by_replacing_jump, redirect_edge_and_branch,
9813 force_nonfallthru_and_redirect, tidy_fallthru_edge,
9814 back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
9815 commit_edge_insertions, commit_edge_insertions_watch_calls,
9816 dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
9817 purge_all_dead_edges): Modified.
9818 * combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
9819 try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
9820 get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
9822 * conflict.c (conflict_graph_compute): Modified.
9823 * df.c (FOR_ALL_BBS): Removed.
9824 (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
9825 df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
9826 df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
9827 * df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
9828 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
9829 calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
9830 * final.c (compute_alignments, final_scan_insn): Modified.
9831 * flow.c (verify_local_live_at_start, update_life_info,
9832 update_life_info_in_dirty_blocks, free_basic_block_vars,
9833 delete_noop_moves, calculate_global_regs_live,
9834 initialize_uninitialized_subregs, allocate_bb_life_data,
9835 regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
9836 mark_used_reg, count_or_remove_death_notes): Modified.
9837 * function.c (thread_prologue_and_epilogue_insns): Modified.
9838 * gcse.c (struct null_pointer_info): Change typo of current_block
9840 (gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
9841 oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
9842 compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
9843 alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
9844 expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
9845 classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
9846 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
9847 pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
9848 pre_delete, one_pre_gcse_pass, compute_transpout,
9849 invalidate_nonnull_info, delete_null_pointer_checks_1,
9850 free_code_hoist_mem, compute_code_hoist_vbeinout,
9851 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
9852 compute_ld_motion_mems, store_ops_ok, find_moveable_store,
9853 compute_store_table, build_store_vectors, insert_insn_start_bb,
9854 insert_store, replace_store_insn, free_store_memory, store_motion):
9856 * global.c (global_alloc, global_conflicts, mark_elimination,
9857 build_insn_chain): Modified.
9858 * graph.c (print_rtl_graph_with_bb): Modified.
9859 * haifa-sched.c (sched_init): Modified.
9860 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
9861 (find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
9862 if_convert): Modified.
9863 * lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
9864 compute_insert_delete, pre_edge_lcm, compute_available,
9865 compute_farthest, compute_nearerout, compute_rev_insert_delete,
9866 pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
9868 * local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
9869 * loop.c (loop_dump_aux): Modified.
9870 * predict.c (combine_predictions_for_insn, estimate_probability,
9871 last_basic_block_p, process_note_prediction, process_note_predictions,
9872 note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
9873 expensive_function_p, estimate_bb_frequencies,
9874 compute_function_frequency): Modified.
9875 * print-rtl.c (print_rtx): Modified.
9876 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
9877 get_exec_counts, compute_branch_probabilities, compute_checksum,
9878 branch_prob, find_spanning_tree): Modified.
9879 * recog.c (split_all_insns, peephole2_optimize): Modified.
9880 * reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
9881 convert_regs_1, convert_regs_2, convert_regs): Modified.
9882 * regclass.c (scan_one_insn, regclass): Modified.
9883 * regmove.c (mark_flags_life_zones, regmove_optimize,
9884 combine_stack_adjustments): Modified.
9885 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
9886 * reload1.c (reload, reload_combine, copy_eh_notes): Modified.
9887 * reorg.c (dbr_schedule): Modified.
9888 * resource.c (find_basic_block, init_resource_info): Modified.
9889 * sbitmap.c (sbitmap_intersection_of_succs,
9890 sbitmap_intersection_of_preds, sbitmap_union_of_succs,
9891 sbitmap_union_of_preds): Modified.
9892 * sched-deps.c (init_dependency_caches): Modified.
9893 * sched-ebb.c (schedule_ebbs): Modified.
9894 * sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
9895 find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
9896 * sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
9897 * ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
9898 ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
9899 ssa_const_prop): Modified.
9900 * ssa-dce.c (set_control_dependent_block_to_edge_map_,
9901 find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
9902 * ssa.c (remove_phi_alternative, find_evaluations,
9903 compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
9904 insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
9905 make_regs_equivalent_over_bad_edges,
9906 make_equivalent_phi_alternatives_equival,
9907 compute_conservative_reg_partition,
9908 coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
9909 rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
9912 2002-05-16 Mark Mitchell <mark@codesourcery.com>
9914 * cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
9916 2002-05-16 Nick Clifton <nickc@cambridge.redhat.com>
9918 * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
9919 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
9920 (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
9921 calling CONSTANT_POOL_ADDRESS_P.
9922 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
9923 to decide whether to define __arm__ or __thumb.
9924 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
9925 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
9927 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
9929 * config/arc/arc.h (CPP_PREDEFINES): Remove.
9931 (TARGET_CPU_CPP_BUILTINS): New.
9933 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
9935 * cpphash.h (cpp_macro): Move here, and make expansion a union.
9936 * cppmacro.c (cpp_macro): Remove.
9937 (enter_macro_context, replace_args, warn_of_redefinition,
9938 _cpp_create_definition, cpp_macro_definition): Update.
9940 2002-05-16 Jason Merrill <jason@redhat.com>
9942 * config/mips/mips.c (mips_output_external): Don't do sdata
9943 optimization for a variable with DECL_COMDAT set.
9945 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
9947 * config/rs6000/altivec.h: Cleanups for tighter typechecking.
9948 Cleanups for accepting modifiers on pointers.
9949 Fix predicate typos.
9950 Allow long pointers as well as int pointers.
9952 2002-05-15 Richard Henderson <rth@redhat.com>
9954 * varasm.c (merge_weak): Remove special case for extern and common.
9956 2002-05-15 Matt Hiller <hiller@redhat.com>
9958 * testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
9960 * testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
9961 * testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
9962 * testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
9963 * testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
9964 * testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
9965 * testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
9967 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
9969 * reload1.c (forget_old_reloads_1): Do not use subreg offset.
9971 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
9973 * config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
9974 ("altivec_mfvscr"): Read from VSCR.
9976 Add vscr sets for the following insns: altivec_vctuxs,
9977 altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
9978 altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
9979 altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
9980 altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
9981 altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
9982 altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
9983 altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
9984 altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
9985 altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
9986 altivec_vsum2sws, altivec_vsumsws.
9988 * config/rs6000/rs6000.h: Add VSCR fixed register.
9989 (CALL_REALLY_USED_REGISTERS): Add vscr.
9990 (CALL_USED_REGISTERS): Same.
9991 (FIXED_REGISTERS): Same.
9992 (REG_ALLOC_ORDER): Same.
9993 (reg_class): Add VSCR_REGS.
9994 (REG_CLASS_NAMES): Same.
9995 (REG_CLASS_CONTENTS): Same.
9997 (REGISTER_NAMES): Add vscr.
9998 (DEBUG_REGISTER_NAMES): Same.
9999 (ADDITIONAL_REGISTER_NAMES): Same.
10000 (FIRST_PSEUDO_REGISTER): Increment.
10001 (CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
10003 2002-05-15 Jakub Jelinek <jakub@redhat.com>
10005 * fold-const.c (fold): Fix a typo.
10007 2002-05-15 Eric Botcazou <ebotcazou@multimania.com>
10009 * fold-const.c (fold) [LT_EXPR]: Move the transformation of a
10010 comparison against the highest or lowest integer value before
10011 the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
10012 transformation and that of an unsigned comparison against 0
10015 2002-05-15 Richard Henderson <rth@redhat.com>
10017 * varasm.c (merge_weak): Error for any weakening after definition.
10018 Adjust weakening after use warning to catch more cases.
10019 (assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
10020 * config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
10022 Wed May 15 10:38:27 CEST 2002 Jan Hubicka <jh@suse.cz>
10024 * invoke.texi (-malign-double): Re-add lost warning.
10026 * i386-protos.h (x86_output_mi_thunk): Declare.
10027 * unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
10028 * i386.c (x86_output_mi_thunk): ... here; handle 64bits.
10030 * dwarf2out.c (output_call_frame_info): Do not skip unwind info
10031 when flag_asynchronous_unwind_tables is set.
10033 * flags.h (flag_reorder_functions): Declare.
10034 * function.c (prepare_function_start): Initialize frequnecy.
10035 * params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
10036 * Makefile.in (predict.o): Add dependency on target.h and params.h
10037 * defaults.h (HOT_TEXT_SECTION_NAME,
10038 UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
10039 * predict.c (choose_function_section): New function.
10040 (estimate_bb_frequencies): Use it.
10041 * toplev.c (flag_reorder_functions): New global variable.
10042 (lang_independent_options): New.
10043 (parse_options_and_default_flags): Set.
10044 * varasm.c (assemble_start_function): Bypass functdion alignment
10045 for never executed functions.
10046 * invoke.texi (-freorder-blocks, -freorder-functions): Document.
10047 (param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
10048 * tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
10051 Thu Jan 3 21:52:09 CET 2002 Jan Hubicka <jh@suse.cz>
10053 * predict.c: Inlude profile.h
10054 (MIN_COUNT): Rename to MIN_COUNT_FRACTION
10055 (maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
10056 Use the information about maximal counter in the program.
10058 Thu Dec 20 22:14:00 CET 2001 Jan Hubicka <jh@suse.cz>
10060 * basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
10061 probably_never_executed_bb_p): New functions.
10062 * cfgcleanup.c (outgoing_edges_match): Use them.
10063 * predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
10064 (maybe_hot_bb_p, probably_cold_bb_p,
10065 probably_never_executed_bb_p): New functions.
10067 * function.h (function): Add new field function_frequency.
10068 * predict.c (compute_function_frequency): New function.
10069 (estimate_probability): Call it.
10071 2002-03-09 Jakub Jelinek <jakub@redhat.com>
10073 PR optimization/5172, optimization/5200
10074 * gcse.c (gcse_main): Disable store_motion.
10076 2002-05-14 Zack Weinberg <zack@codesourcery.com>
10078 * c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
10079 (c_common_nodes_and_builtins): Use it.
10080 (builtin_define_with_value): New function.
10081 (cb_register_builtins): Define __SIZE_TYPE__,
10082 __PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
10083 using builtin_define_with_value. Use consistent notation when
10084 defining __GXX_WEAK__.
10085 (WCHAR_TYPE_SIZE): Don't redefine.
10086 (combine_strings): Don't use WCHAR_TYPE_SIZE.
10088 * cppdefault.h: Don't provide defaults for SIZE_TYPE,
10089 PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
10090 * cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
10091 * tradcpp.c (initialize_builtins): Likewise.
10092 * gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
10094 * c-lex.h (builtin_define_with_value): Prototype.
10095 * system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
10096 NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
10097 * doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
10099 * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
10100 config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
10101 config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
10102 config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
10103 config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
10104 config/sparc/linux64.h, config/sparc/netbsd-elf.h,
10105 config/sparc/sol2-bi.h, config/sparc/sparc.h:
10106 Do not define NO_BUILTIN_SIZE_TYPE etc. Remove all references
10107 to __SIZE_TYPE__ etc from all spec strings. When this makes
10108 extra specs empty, delete them.
10110 2002-05-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
10112 * pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
10113 for PA8000 or generating dwarf2 call frame information.
10114 (output_call): Remove DO_FRAME_NOTES check from return pointer
10116 (following_call): Return 0 when scheduling for PA8000 or generating
10117 dwarf2 call frame information. Revise comment.
10119 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
10122 * alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
10123 and __IEEE_FP_INEXACT as appropriate.
10124 (CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
10125 (CPP_SPEC): Remove ieee defines.
10126 * freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
10128 2002-05-14 Richard Henderson <rth@redhat.com>
10130 * config/i386/i386.c (ix86_save_reg): Make regno unsigned.
10131 (ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
10133 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
10135 * arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
10136 (CPP_SPEC): Update.
10137 (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
10138 CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
10139 CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
10140 CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
10141 (EXTRA_SPECS): Update.
10142 * arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
10143 arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
10144 arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
10145 define TARGET_OS_CPP_BUILTINS if necessary.
10147 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
10149 * gcc.c (cpp_options): Must pass -m* and -f* options
10150 to the front end even when only preprocessing.
10151 (cc1_options): Remove redundant -lang-c.
10152 * tradcpp.c (main): Ignore -m options.
10154 * lang-specs.h: Similarly.
10156 2002-05-14 Vladimir Makarov <vmakarov@redhat.com>
10158 * genautomata.c (transform_3): Add code for transformation
10159 `(A,B,...)+C -> A+C,B,...'.
10161 Tue May 14 12:48:22 CEST 2002 Jan Hubicka <jh@suse.cz>
10163 * final.c (end_final): Do not output profile_arcs constructor, when
10164 no functions are instrumented.
10166 Tue May 14 12:38:30 CEST 2002 Jan Hubicka <jh@suse.cz>
10168 * i386.md (testsi to testqi_zext_1 splitter): Fix typo.
10170 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10172 * doc/install.texi: Remove special markup originally required for
10173 HTML generation with texi2html.
10175 2002-05-14 Andreas Schwab <schwab@suse.de>
10177 * config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
10179 (UNIQUE_SECTION): Define to get small data correctly.
10181 * varasm.c (resolve_unique_section): Add third parameter
10182 flag_function_or_data_sections and use it instead of
10183 flag_function_sections.
10184 (assemble_start_function): Pass flag_function_sections.
10185 (asm_emit_uninitialised): Pass flag_data_sections.
10186 (assemble_variable): Likewise.
10188 2002-05-14 Richard Henderson <rth@redhat.com>
10190 * config/i386/i386.md: Use define_constants for unspec numbers.
10191 * config/i386/i386.c: Likewise.
10193 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
10195 * doc/contrib.texi: Update my entry.
10197 2002-05-13 Mark Mitchell <mark@codesourcery.com>
10199 * fixinc/inclhack.def (winidss_valist): Limit applicability.
10200 * fixinc/fixincl.x: Regenerated.
10201 * fixinc/tests/base/math.h: Update.
10202 * fixinc/tests/base/testing.h: Likewise.
10204 2002-05-13 Zack Weinberg <zack@codesourcery.com>
10206 * genattr.c (gen_attr): Don't emit a comma after the last
10209 2002-05-13 Richard Henderson <rth@redhat.com>
10211 * cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
10212 by non-local gotos.
10213 * recog.c (peephole2_optimize): Likewise.
10215 2002-05-13 Andris Pavenis <pavenis@lanet.lv>
10217 * cppfiles.c (open_file): Change mode (DJGPP only) of redirected
10220 2002-05-13 Jeffrey A Law (law@redhat.com)
10222 * flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
10223 Update prototype and callers.
10224 (propagate_one_insn): Stack pointer adjustments kill MEMs on
10225 the mem_set_list which reference the stack pointer, as do
10226 calls to constant functions as they may clobber outgoing
10229 * i386.c (ia32_multipass_dfa_lookahead): Prototype.
10231 * i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
10232 (ia32_multipass_dfa_lookahead): New function.
10234 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
10236 * gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
10237 (translate_options): Remove 'V'.
10238 (process_command): Similarly.
10240 * invoke.texi: Remove documentation of 'V'.
10242 2002-05-13 Ulrich Weigand <uweigand@de.ibm.com>
10244 * config/s390/linux.h: Revert 2002-04-22 changes.
10246 2002-05-13 Scott Marks <SMarks@mobile-mind.com>
10248 * config/fr30/fr30.md: Only allow splits of immediate loads
10249 if the destination is a register.
10251 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
10253 * Makefile.in (c-common.o, cppinit.o): Update.
10254 * c-common.c: Include except.h.
10255 (cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
10256 Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
10257 * cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
10258 * defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
10259 CPP_PREDEFINES): Handle here.
10261 * alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
10262 alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
10263 alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
10264 TARGET_OS_CPP_BUILTINS.
10265 * alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
10266 (CPP_SPEC, EXTRA_SPECS): Update.
10267 (CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
10268 CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
10269 CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
10270 CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
10271 CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
10273 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
10274 (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
10276 2002-05-12 Zack Weinberg <zack@codesourcery.com>
10278 * emit-rtl.c (global_rtl): Update comment.
10279 (const_double_htab, const_double_htab_hash,
10280 const_double_htab_hash, lookup_const_double): New.
10281 (const_int_htab_hash, const_int_htab_eq): Remove const
10282 qualifiers, which cause tons of warnings with RTL checking on.
10283 (gen_rtx_CONST_DOUBLE): Deleted.
10284 (const_double_from_real_value): New function - bears some
10285 resemblance to the former immed_real_const_1.
10286 (immed_double_const): Moved here from varasm.c and
10288 (gen_rtx_REG): Make REGNO unsigned to squelch warnings.
10289 (gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
10290 (gen_rtx): Use immed_double_const.
10291 (init_emit_once): Initialize the const_double_htab. Use
10292 REAL_VALUE_FROM_INT where possible. Can now use
10293 CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
10294 * varasm.c (struct varasm_status): Remove x_const_double_chain.
10295 (const_double_chain, immed_real_const, clear_const_double_mem): Delete.
10296 (immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
10297 (init_varasm_status, mark_varasm_status): Don't touch
10298 x_const_double_chain.
10300 * output.h: Delete prototype for clear_const_double_mem.
10301 * real.h: Make REAL_VALUE_TYPE a macro again. Remove leading
10302 '0' slot from all CONST_DOUBLE_FORMAT definitions. Prototype
10303 const_double_from_real_value, not immed_real_const_1, and use
10304 it to define CONST_DOUBLE_FROM_REAL_VALUE. Define new macro
10306 * rtl.h (CONST_DOUBLE_CHAIN): Kill.
10307 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
10308 (gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
10309 (gen_rtx_REG): Second arg is unsigned.
10311 * gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
10312 (excluded_rtx): New, return true for CONST_DOUBLE.
10313 (genmacro): Write nothing for excluded codes.
10314 * combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
10315 * expr.c (expand_expr): Likewise.
10316 * ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
10317 CONST_DOUBLE_CHAIN.
10318 * toplev.c (rest_of_compilation): Don't call
10319 clear_const_double_mem.
10321 * config/rs6000/rs6000.c (rs6000_float_const): Delete.
10322 (rs6000_hash_constant): Remove CONST_DOUBLE special case.
10323 (toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
10324 * config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
10325 * config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
10326 * config/dsp16xx/dsp16xx.md, config/mips/mips.md,
10327 config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
10328 * config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
10330 2002-05-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10332 * mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
10334 2002-05-12 Tom Tromey <tromey@redhat.com>
10336 * tree.h (copy_node): Don't mention TREE_PERMANENT.
10338 2002-05-12 Zack Weinberg <zack@codesourcery.com>
10340 * gensupport.c (n_comma_elts): Moved here from genattrtab.c.
10341 (scan_comma_elt): New function. Accepts whitespace in comma lists.
10342 * gensupport.h: Prototype new routines.
10343 * genattr.c (gen_attr): Use scan_comma_elt. Avoid unnecessary
10345 * genattrtab.c (n_comma_elts): Moved to gensupport.c.
10346 (next_comma_elt): Use scan_comma_elt.
10348 * config/i386/i386.md: Use new attribute notation to break up
10349 long lines in define_attr forms.
10351 2002-05-12 Richard Henderson <rth@redhat.com>
10353 * expr.c (compress_float_constant): New.
10354 (emit_move_insn): Use it.
10355 (float_extend_from_mem): New.
10356 (init_expr_once): Initialize it.
10357 * real.c (exact_real_truncate): New.
10359 * config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
10360 dropped into memory; penalize for size.
10361 (RTX_COSTS): FLOAT_EXTEND is free.
10362 * config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
10363 extenddfxf2, extenddftf2): Accept constants and drop them to memory.
10365 2002-05-12 Richard Henderson <rth@redhat.com>
10367 * profile.h (profile_info): Add missing extern to declaration.
10368 * profile.c (profile_info): Define it.
10370 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
10372 * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
10373 used for DImode and TImode.
10375 2002-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
10377 * cpplex.c (_cpp_lex_direct): When in a directive at EOF
10380 2002-05-11 Zack Weinberg <zack@codesourcery.com>
10382 * config/rs6000/rs6000.c (rs6000_default_long_calls,
10383 rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
10384 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
10385 (rs6000_override_options): Handle -m(no-)longcall.
10386 (init_cumulative_args, output_mi_thunk): Check for both
10387 longcall and shortcall attributes on the function.
10388 (rs6000_attribute_table): Add "shortcall".
10389 (rs6000_handle_longcall_attribute): Update comment.
10390 (altivec_expand_unop_builtin, altivec_expand_binop_builtin,
10391 altivec_expand_ternop_builtin): Add default clauses to switches
10392 to silence warnings.
10394 * config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
10395 rs6000_default_long_calls. Define REGISTER_TARGET_PRAGMAS.
10396 (TARGET_OPTIONS): Add longcall and no-longcall.
10398 * config/rs6000/rs6000.md (call_nonlocal_sysv,
10399 call_value_nonlocal_sysv): Split by alternatives. One pair
10400 accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
10401 the call cookie. The other pair accepts only LR/CTR and has
10404 * config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
10405 Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
10407 * config/rs6000/rs6000-c.c: New file.
10408 * config/rs6000/t-rs6000-c-rule: New file.
10409 * config/rs6000/rs6000-protos.c: Add multiple-include guard.
10410 Prototype rs6000_pragma_longcall.
10412 * doc/extend.texi: Document shortcall attribute.
10413 * doc/invoke.texi: Document -mlongcall, -mno-longcall.
10415 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
10417 * reorg.c (dbr_schedule): Remove unnecessary test.
10419 Sat May 11 14:34:35 CEST 2002 Jan Hubicka <jh@suse.cz>
10421 * i386.md (testsi to testqi spliters): New.
10423 2002-01-14 Josef Zlomek <zlomek@matfyz.cz>
10425 cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
10427 Wed Jan 9 2002 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
10429 * basic-block.h: New flag EDGE_CAN_FALLTHRU
10430 * cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
10431 that can be made fallthru.
10433 Mon Nov 12 16:25:53 CET 2001 Jan Hubicka <jh@suse.cz>
10435 * cfglayout.c (cleanup_unconditional_jumps): New static function.
10436 (cfg_layout_initialize): Use it.
10438 2002-05-11 Marek Michalkiewicz <marekm@amelek.gda.pl>
10440 * config/avr/avr.c (avr_mcu_types): Update supported devices.
10441 * config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10442 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10444 2002-05-11 Kazu Hirata <kazu@cs.umass.edu>
10446 * dbxout.c: Fix formatting.
10447 * dependence.c: Likewise.
10449 * diagnostic.c: Likewise.
10450 * doloop.c: Likewise.
10451 * dominance.c: Likewise.
10452 * doschk.c: Likewise.
10453 * dwarf2asm.c: Likewise.
10454 * dwarf2out.c: Likewise.
10455 * dwarfout.c: Likewise.
10457 2002-05-10 Richard Henderson <rth@redhat.com>
10459 * final.c (end_final): Tidy whitespace. Don't honor flag_pack_struct.
10460 Convert integers constants as needed. Replace "nwords" field with
10462 (final): Save profile data if cfun->arc_profile, not profile_arc_flag.
10463 * function.h: Fix typo in comment.
10464 * libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
10466 2002-05-10 Roger Sayle <roger@eyesopen.com>
10468 * fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
10469 into the equivalent (signed char)c > 0.
10471 2002-05-10 Janis Johnson <janis187@us.ibm.com>
10473 * loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
10474 (PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
10475 (struct prefetch_info): Fix spelling of member bytes_accessed.
10476 (emit_prefetch_instructions): Make dump messages more regular;
10477 restructure code to add more dump messages; use new macros for
10478 heuristics. (There are no code generation changes in any of this).
10480 2002-05-10 David S. Miller <davem@redhat.com>
10482 * rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
10483 (struct rtx_def): Update unchanging flag comment.
10484 * doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
10485 * reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
10486 to be handled to INSN too.
10487 (dbr_schedule): Likewise.
10488 * resource.c (next_insn_no_annul): Likewise.
10490 * cse.c (rtx_cost): Remove multiplication by power of 2 special
10493 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10495 * doc/install.texi (Specific, *-*-solaris2*): Update passus on
10496 setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
10497 (possibly) work around broken /bin/sh.
10499 2002-05-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10501 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
10502 . as N64/N32 libgcc_s.so subdirs.
10504 2002-05-10 David S. Miller <davem@redhat.com>
10506 * config/sparc/sparc.md: Use define_constants for unspec numbers.
10508 * rtl.h (struct rtx_def): Document unchanging and in_struct flags
10510 (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
10512 (INSN_FROM_TARGET_P): Valid also for CALL_INSN.
10513 * doc/rtl.texi: Document these macros more accurately.
10514 * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
10515 JUMP_INSNs and CALL_INSNs.
10516 * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
10517 or INSN_FROM_TARGET_P if the code is appropriate.
10519 2002-05-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
10521 * config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
10522 before using SYMBOL_REF_FLAG (addr).
10524 * config/avr/avr-protos.h (avr_io_address_p): Declare.
10525 * config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
10526 Make non-static. Update all callers.
10527 * config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
10528 New insns to clear/set/test a single bit in I/O address space.
10530 2002-05-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10532 * rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
10534 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
10536 * Makefile.in: Update.
10537 * c-common.c (flag_iso, flag_undef, cb_register_builtins,
10538 builtin_define_std): New.
10539 (c_common_init): Register CPP builtins callback.
10540 * c-common.h (flag_iso, flag_undef): New.
10541 * c-decl.c (c_decode_option): Set flag_iso and flag_undef.
10542 * c-lex.c: Don't include target.h.
10543 (cb_register_builtins): Move to c-common.c.
10544 (init_c_lex): Don't register hook here.
10545 * c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
10546 (cpp_define, cpp_assert): Remove.
10547 * gcc.c (cc1_options): Pass -undef to front end.
10548 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
10549 (TARGET_INITIALIZER): Update.
10550 * target.h (struct cpp_reader): Don't predeclare.
10551 (struct gcc_target): Remove cpp builtin hook.
10552 * tree.c (default_register_cpp_builtins): Remove.
10556 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
10558 * cppexp.c (_cpp_expand_op_stack): Set op_limit.
10560 2002-05-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10562 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
10563 (SHLIB_LINK, SHLIB_INSTALL): Adjust.
10565 2002-05-09 Jakub Jelinek <jakub@redhat.com>
10567 * config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
10568 * config/sparc/libgcc-sparc-glibc.ver: New file.
10569 * config/cris/t-linux (SHLIB_MAPFILES): Remove.
10570 * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
10572 2002-05-09 Jakub Jelinek <jakub@redhat.com>
10575 * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
10576 * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
10577 shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
10579 * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
10580 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
10581 * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
10582 * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
10584 2002-05-09 Richard Henderson <rth@redhat.com>
10586 * config/ia64/ia64.md: Use define_constants for unspec numbers.
10587 * config/ia64/ia64.c: Likewise.
10589 2002-05-09 Richard Sandiford <rsandifo@redhat.com>
10591 * config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
10592 (save_restore_insns): Likewise.
10593 (mips_expand_prologue, mips_expand_epilogue): Update callers.
10594 (highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
10596 Thu May 9 11:50:09 2002 Jeffrey A Law (law@redhat.com)
10598 * athlon.md, k6.md, pentium.md, ppro.md): New files.
10599 * i386.md: Move scheduling information into new files.
10601 * i386.md (type attribute): Add "rotate" for rotate insns.
10602 (rotate insns): Set type to "rotate".
10603 (various attributes and function units): Treat rotate like shift.
10604 (pent_pair attribute): Only rotates by one bit position are
10606 (sbb insns): Explicitly set pent_pair attribute on a couple
10607 that were missing it.
10609 Thu May 9 18:29:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
10611 * sh.c (sh_builtin_saveregs): If starting with an odd fp register,
10612 make sure that buffer starts on odd word address.
10613 (sh_va_arg): Skip odd fp registers when reading a double precision
10616 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
10618 * tree.h (preserve_data, object_permanent_p, type_precision):
10621 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
10623 * cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
10624 * cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
10626 * cpp.texi: Update for removal of obsolete features.
10628 Thu May 9 07:46:18 2002 Jan Hubicka <jh@suse.cz>
10629 Jeffrey A Law (law@redhat.com)
10631 * i386.c (ia32_use_dfa_pipeline_interface): New function. Use
10632 the DFA interface for Pentium processors.
10633 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
10634 (attr_pent_pair, ix86_pent_find_pair): Remove.
10635 (ix86_sched_reorder_pentium): Remove.
10636 (ix86_sched_reorder): Remove reordering for Pentium.
10637 * i386.md (Pentium scheduling): Rewrite using DFA description.
10639 Thu May 9 14:55:39 CEST 2002 Jan Hubicka <jh@suse.cz>
10641 * cfganal.c (can_fallthru): Fix fast path.
10642 * cfgrtl.c (verify_flow_info): Avoid crash on conditionals
10643 with edges to the next block.
10645 Thu May 9 14:52:45 CEST 2002 Jan Hubicka <jh@suse.cz>
10646 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
10648 * final.c (end_final): Use C trees to output data structures for profiling.
10650 * Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
10651 (profile.o): New dependency profile.h
10652 (final.o): New dependency profile.h
10653 * profile.h: New file. New global structure profile_info.
10654 * final.h (count_edges_instrumented_now): Declare.
10655 (current_function_cfg_checksum): Declare.
10656 (function_list): New structure.
10657 (functions_head, functions_tail): New static variables.
10658 (end_final): Emits more data, removed some -ax stuff.
10659 (final): Stores function names and chcksums.
10660 * gcov-io.h (__write_gcov_string): New function.
10661 (__read_gcov_string): New function.
10662 * gcov.c (read_profile): New function.
10663 (create_program_flow_graph): Uses read_profile instead of reading
10665 (read_files): Removed da_file checking, it's done by read_profile now.
10666 * libgcc2.c (bb_function_info): New structure.
10667 (bb): New field in structure, removed some -ax stuff.
10668 (__bb_exit_func): Changed structure of da_file.
10669 * profile.c (count_edges_instrumented_now): New global variable.
10670 (current_function_cfg_checksum): New global variable.
10671 (max_counter_in_program): New global variable.
10672 (get_exec_counts): New function.
10673 (compute_checksum): New function.
10674 (instrument_edges): Sets count_edges_instrumented_now.
10675 (compute_branch_probabilities): Uses get_exec_counts instead of
10677 (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
10678 (init_branch_prob): Removed da_file checking, done in get_exec_counts
10680 (end_branch_prob): Removed da_file checking, done in get_exec_counts
10682 * gcov.texi: Updated information about gcov file format.
10684 2002-05-09 Kazu Hirata <kazu@cs.umass.edu>
10686 * sbitmap.c: Fix formatting.
10687 * scan.c: Likewise.
10688 * scan-decls.c: Likewise.
10689 * sched-deps.c: Likewise.
10690 * sched-ebb.c: Likewise.
10691 * sched-rgn.c: Likewise.
10692 * sched-vis.c: Likewise.
10693 * sdbout.c: Likewise.
10694 * sibcall.c: Likewise.
10695 * simplify-rtx.c: Likewise.
10697 * ssa-ccp.c: Likewise.
10698 * ssa-dce.c: Likewise.
10699 * stmt.c: Likewise.
10700 * stor-layout.c: Likewise.
10701 * stringpool.c: Likewise.
10703 2002-05-09 David S. Miller <davem@redhat.com>
10705 * config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
10707 2002-05-07 David S. Miller <davem@redhat.com>
10709 * config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
10710 * config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
10711 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
10712 library implementation clobbers the output before the inputs
10713 are fully consumed, use stack temporary for the output.
10715 2002-05-09 Jason Thorpe <thorpej@wasabisystems.com>
10717 * config/netbsd.h (CPP_SPEC): Remove.
10718 * config/i386/netbsd-elf.h (CPP_SPEC): Define.
10719 * config/i386/netbsd.h (CPP_SPEC): Define.
10720 * config/ns32k/netbsd.h (CPP_SPEC): Define.
10721 * config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
10722 * config/sparc/netbsd.h (CPP_SPEC): Define.
10723 * config/vax/netbsd.h (CPP_SPEC): Define.
10725 2002-05-08 Kazu Hirata <kazu@cs.umass.edu>
10727 * read-rtl.c: Fix formatting.
10728 * real.c: Likewise.
10729 * recog.c: Likewise.
10730 * regclass.c: Likewise.
10731 * regmove.c: Likewise.
10732 * reg-stack.c: Likewise.
10733 * reload1.c: Likewise.
10734 * reload.c: Likewise.
10735 * resource.c: Likewise.
10736 * rtlanal.c: Likewise.
10738 * rtl-error.c: Likewise.
10740 2002-05-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
10742 * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
10743 * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
10745 2002-05-08 Bernd Schmidt <bernds@redhat.com>
10747 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
10748 use __SSE2__ macro instead.
10749 * config/i386/xmmintrin.h: Likewise.
10751 2002-05-08 Janis Johnson <janis187@us.ibm.com>
10753 * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
10754 and use it in all invocations of these macros. Clean up comments.
10755 * rtl.c (rtl_check_failed_flag): Add an argument for the name
10756 of the flag access macro whose check failed.
10757 * doc/rtl.texi (Flags): Document additional flag uses.
10759 2002-05-08 Robert Spier <rspier@pobox.com>
10760 Neil Booth <neil@daikokuya.demon.co.uk>
10762 PR preprocessor/6521
10763 * cppfiles.c (handle_missing_header): Don't do anything
10764 different for <> includes.
10766 * cppopts.texi: Update documentation for -MG.
10768 2002-05-08 Neil Booth <neil@daikokuya.demon.co.uk>
10770 * cpplex.c (cpp_interpret_charconst): Truncate as well as
10773 * cpp.texi: Clarify multichar charconst valuation.
10775 2002-05-08 Mark Mitchell <mark@codesourcery.com>
10777 * doc/invoke.texi: Document -mwindiss option.
10779 2002-05-08 Jason Merrill <jason@redhat.com>
10781 * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
10783 * dwarf2out.c (gen_type_die): Abort on broken recursion.
10786 * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
10789 2002-05-08 Nick Clifton <nickc@cambridge.redhat.com>
10791 * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
10792 little-endian multilibs to override arm/thumb multilibs.
10793 Do not build hardware floating point multilibs, nor apcs-26
10794 multilibs for the Thumb.
10796 2002-05-08 Mark Mitchell <mark@codesourcery.com>
10799 * varasm.c (mark_weak): New function.
10800 (merge_weak): Use it. Do not call declare_weak.
10801 (declare_weak): Use merge_weak.
10803 Wed May 8 13:12:11 CEST 2002 Jan Hubicka <jh@suse.cz>
10805 * cse.c (dead_libcall_p): Update counts.
10806 (delete_trivially_dead_insns): Update call of dead_libcall_p.
10808 Wed May 8 11:08:50 CEST 2002 Jan Hubicka <jh@suse.cz>
10810 * cfglayout.c (function_tail_eff_head): Rename to ...
10811 (function_footer): ... this one.
10812 (unlink_insn_chain): New functions.
10813 (label_for_bb): Only call block_label and emit debug message.
10814 (record_effective_endpoints): Actually unlink the headers and footers.
10815 (fixup_reorder_cahin): Re-insert the unlinked sequences.
10816 (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
10817 * cfglayout.h (struct reorder_block_def): New fields footer/header;
10818 remove eff_head/eff_end.
10819 * rtl.h (set_first_insn): Declare.
10820 * emit-rtl.c (set_first_insn): New function.
10822 * cfglayout.c (fixup_reorder_chain): Dump duplicated
10823 (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
10824 cfg_layout_duplicate_bb): New global function.
10825 (duplicate_insn_chain): New static function.
10826 * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
10827 cfg_layout_duplicate_bb): Declare.
10828 (struct reorder_block_def): Add "original" field.
10829 * emit-rtl.c (emit_copy_of_insn_after): New function.
10830 * rtl.h (emit_copy_of_insn_after): Declare.
10832 * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
10833 (fixup_reorder_chain): properly handle edges to exit block.
10835 Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10836 Jan Hubicka <jh@suse.cz>
10838 * basic-block.h (note_prediction_to_br_prob): declare.
10839 * c-semantics.c: Inlucde predit.h
10840 (expand_stmt): predict GOTO_STMT as not taken.
10841 * cfgcleanup.c: (delete_unreachable_blocks): Make global.
10842 (cleanup_cfg): Do not free tail_recursion_list.
10843 * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
10844 (flow_delete_block): Kill predictions past end of basic block.
10845 * output.h (delete_unreachable_blocks): Declare.
10846 * predict.c (predicted_by_p, process_note_predictions,
10847 process_note_prediction, last_block_p): New function.
10848 (estimate_probability): Bypass loop on PRED_CONTINUE;
10849 do not handle noreturn heuristics; kill PRED_RETURN; add
10851 * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
10852 PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
10853 * predict.h (IS_TAKEN): New constant.
10854 * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
10855 * rtl.c (NOTE_INSN_PREDICTION): New.
10856 * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
10858 (insn_note): add NOTE_INSN_PREDICTION.
10859 * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
10860 CFG; free tail_recursion_label_list.
10861 * stmt.c: Include predict.h;
10862 (return_prediction): New.
10863 (expand_value_return): Use it.
10864 * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
10866 2002-05-08 Richard Sandiford <rsandifo@redhat.com>
10868 * config/mips/mips.md: Name the unspecs with define_constant.
10869 (*HILO_delay): Rename to 'hilo_delay' (no star).
10870 (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
10871 (reload_outdi, reload_outsi): Likewise.
10873 2002-05-07 Kazu Hirata <kazu@cs.umass.edu>
10875 * toplev.c: Fix formatting.
10877 2002-05-07 Janis Johnson <janis187@us.ibm.com>
10879 * config.in (ENABLE_RTL_FLAG_CHECKING): New.
10880 * configure.in (ac_rtlflag_checking): New.
10881 * doc/install.texi (--enable-checking): Document RTL flag checking.
10883 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
10885 * c-common.c (c_common_init): Set options->unsigned_wchar.
10886 * cppinit.c (cpp_create_reader): Default unsigned_wchar,
10887 group target dependencies.
10888 (init_builtins, cpp_handle_option): Update.
10889 * cpplex.c (cpp_interpret_charconst): Update.
10890 * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
10891 signed_char to unsigned_char, group target dependencies.
10892 * defaults.h (WCHAR_UNSIGNED): Remove.
10893 * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
10895 * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
10896 i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
10897 i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
10898 i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
10899 sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
10901 * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
10903 2002-05-07 Mark Mitchell <mark@codesourcery.com>
10905 * fixinc/inclhack.def (windiss_math1): New fix.
10906 (windiss_math2): Likewise.
10907 (windiss_valist): Likewise.
10908 * fixinc/fixincl.x: Regenerated.
10910 2002-05-07 Andreas Jaeger <aj@suse.de>
10912 * genautomata.c (output_internal_min_issue_delay_func): Add
10913 ATTRIBUTE_UNUSED to avoid warning with empty dfa.
10914 (output_internal_trans_func): Likewise.
10916 Tue May 7 10:06:22 2002 Jeffrey A Law (law@redhat.com)
10918 * pa.c (hppa_profile_hook): Use force_reg to get the address
10919 of the profile hook into an appropriate pseudo register.
10921 2002-05-07 Mark Mitchell <mark@codesourcery.com>
10923 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
10924 (LINK_START_SPEC): Handle it.
10925 (LINK_OS_SPEC): Likewise.
10926 (CPP_SPEC): Likewise.
10927 (STARTFILE_SPEC): Likewise.
10928 (LIB_SPEC): Likewise.
10929 (ENDFILE_SPEC): Likewise. Do not assume crtsavres.o is used on
10931 (CRTSAVRES_DEFAULT_SPEC): New macro.
10932 (LIB_WINDISS_SPEC): New macro.
10933 (CPP_OS_WINDISS_SPEC): Likewise.
10934 (STARTFILE_WINDISS_SPEC): Likewise.
10935 (ENDFILE_WINDISS_SPEC): Likewise.
10936 (LINK_START_WINDISS_SPEC): Likewise.
10937 (LINK_OS_WINDISS_SPEC): Likewise.
10938 * config/rs6000/windiss.h: New file.
10940 2002-05-07 Aldy Hernandez <aldyh@redhat.com>
10942 * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
10944 2002-05-06 David S. Miller <davem@redhat.com>
10946 * config/sparc/sparc.md (shift insns): Do not mask off
10947 second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
10950 2002-05-06 Richard Henderson <rth@redhat.com>
10953 * expr.c (highest_pow2_factor_for_type): New.
10954 (expand_assignment): Use it.
10956 2002-05-06 Aldy Hernandez <aldyh@redhat.com>
10958 * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
10960 ("altivec_mfvscr"): Same.
10962 2002-05-06 Janis Johnson <janis187@us.ibm.com>
10964 * rtl.h (struct rtx_def): Update comments.
10965 (RTL_FLAG_CHECK[12345678]): New. (rtl_check_failed_flag): Declare.
10966 (RTL_FLAG): New. (CLEAR_RTX_FLAGS): New. (flag access macros): Use
10967 RTL_FLAG_CHECK macros with list of expected RTL codes.
10968 * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
10969 (rtl_check_failed_flag): New.
10970 * reload1.c (reload): Use REG macro before changing rtx to MEM.
10971 (reload_cse_noop_set_p): Check rtx code before using access macro.
10972 * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
10973 before using access macro.
10975 2002-05-06 Janis Johnson <janis187@us.ibm.com>
10977 * doc/rtl.texi (Flags): Update to reflect current usage.
10979 2002-05-06 Roger Sayle <roger@eyesopen.com>
10982 * fold-const.c (sign_bit_p): New function.
10983 (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
10984 (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
10985 Reapply fold when converting (A & C) == C into (A & C) != 0.
10986 (fold_binary_op_with_conditional_arg): Fix typo in comment.
10988 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
10990 * c-common.c (warn_multichar): New.
10991 (c_common_init): Set CPP's warn_multichar.
10992 * c-common.h (warn_multichar): New.
10993 * c-decl.c (warn_multichar): Remove.
10994 * c-lex.c (lex_charconst): Update.
10995 * c-tree.h (warn_multichar): Remove.
10996 * cppexp.c (eval_token): Sign-extend charconst value.
10997 * cppinit.c (cpp_create_reader): Set warn_multichar.
10998 * cpplex.c (cpp_interpret_charconst): Don't sign-extend
10999 each character. Update prototype. Sign-extend the result.
11000 * cpplib.h: Fix conditions.
11001 (struct cpp_options): Add new warning flag.
11002 (cpp_interpret_charconst): Update prototype.
11004 * cpp.texi: Update documentation.
11006 2002-05-06 Vladimir Makarov <vmakarov@redhat.com>
11008 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
11009 Fix typo in usage of allof instead of unit.
11011 2002-05-06 Richard Henderson <rth@redhat.com>
11013 * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
11014 and any jump or call for IN.
11016 2002-05-06 Bernd Schmidt <bernds@redhat.com>
11018 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
11020 * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
11022 2002-05-06 Roger Sayle <roger@eyesopen.com>
11024 * fold-const.c (lshift-double): Cast the high word to an unsigned
11025 HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
11026 (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
11027 avoid compiler warning. (fold): Remove redundant code from
11028 BIT_AND_EXPR as integer operands are canonicalized to be arg1.
11030 2002-05-06 Jeff Law <law@redhat.com>
11032 * pa-protos.h (hppa_fpstore_bypass_p): Declare.
11033 * pa.c (pa_adjust_cost): Remove all true dependency cost
11034 adjustments. Also remove support for non-DFA scheduling.
11035 * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
11036 to adjust true dependency costs. Update various comments.
11037 (7100lc, 7200, 7300 scheduling): Simplify by combining the
11038 FP ALU & MPY units into a single unit.
11040 2002-05-06 Catherine Moore <clm@redhat.com>
11042 * config/v850/v850.c (compute_register_save_size): Make sure
11043 to count all of the registers that will be saved.
11045 Mon May 6 18:03:11 CEST 2002 Jan Hubicka <jh@suse.cz>
11047 * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
11049 2002-05-06 David S. Miller <davem@redhat.com>
11051 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
11052 allow result to overlap input operands in memory.
11054 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
11057 * cpp.texi: Update multichar charconst docs.
11059 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
11061 * cpplex.c (cpp_interpret_charconst): Sign-extend each
11062 character. Don't ignore excess characters. Treat
11063 multicharacter character constants as signed.
11064 (cpp_parse_escape): Clarify diagnostic.
11066 2002-05-05 Jakub Jelinek <jakub@redhat.com>
11068 * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
11069 use add instead of shift.
11070 (ashldi3_sp64): Likewise.
11071 (ashlsi3_const1, ashldi3_const1): Remove.
11072 * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
11073 * config/sparc/sparc.c (const1_operand): New.
11075 2002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
11077 * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
11079 2002-05-05 Jakub Jelinek <jakub@redhat.com>
11082 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
11084 2002-05-05 Richard Henderson <rth@redhat.com>
11086 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
11087 memory latency adjustments.
11088 (alpha_variable_issue): Remove.
11089 (alpha_use_dfa_pipeline_interface): New.
11090 (alpha_multipass_dfa_lookahead): New.
11091 * config/alpha/alpha.md: Remove define_function_unit scheduling;
11092 include new dfa scheduling.
11093 (attr type): Add none.
11094 (blockage): Use it.
11095 * config/alpha/ev4.md: New.
11096 * config/alpha/ev5.md: New.
11097 * config/alpha/ev6.md: New.
11099 2002-05-05 David S. Miller <davem@redhat.com>
11101 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
11103 2002-05-05 Kazu Hirata <kazu@cs.umass.edu>
11105 * cse.c: Fix formatting.
11106 * emit-rtl.c: Likewise.
11108 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
11110 * genautomata.c (initiate_states): Add additional guard to
11111 initialize `units_array'.
11113 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
11115 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
11116 process_unit_to_form_the_same_automaton_unit_lists,
11117 form_the_same_automaton_unit_lists
11118 check_unit_distributions_to_automata): New prototypes and
11120 (check_automata): Rename it into `check_automata_insn_issues'.
11121 (unit_decl): New fields `the_same_automaton_unit' and
11122 `the_same_automaton_message_reported_p'.
11123 (unit_decl_t): New typedef.
11124 (the_same_automaton_lists): New gloval variable.
11125 (unit_regexp, unit_set_el, units_array, units_cmp,
11126 output_get_cpu_unit_code_func): Use the typedef.
11127 (evaluate_max_reserv_cycles): Increment
11128 `description->max_insn_reserv_cycles'.
11129 (initiate_states): Don't increment `max_cycles_num'.
11130 (transform_insn_regexps): Move code around transformation of
11131 regexps from `generate'.
11132 (generate): Remove call of `transform_insn_regexps'.
11133 (expand_automata): Call `transform_insn_regexps' and
11134 `check_unit_distributions_to_automata'. Check errors before
11137 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
11138 automaton `ultrasparc3_1'.
11140 2002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
11142 * c-common.c (c_common_init): Set up CPP arithmetic.
11143 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
11144 something reasonable for the host.
11145 (sanity_checks): Add checks.
11146 (cpp_read_main_file): Call sanity_checks() from here...
11147 (cpp_post_options): ... not here.
11148 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
11149 * cpplib.h (struct cpp_options): New member int_precision.
11151 2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11153 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
11155 2002-05-04 David S. Miller <davem@redhat.com>
11157 * config/sparc/linux.h, config/sparc/linux64.h
11158 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
11160 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
11162 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
11164 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
11167 2002-05-05 Tim Josling <tej@melbpc.org.au>
11169 * treelang; New directory for new sample language treelang.
11171 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
11173 * Makefile.in (c-lex.o): Update.
11174 * c-lex.c: Include target.h.
11175 (cb_register_builtins): New.
11176 (init_c_lex): Set builtins callback.
11177 * c-lex.h (cpp_define, cpp_assert): New prototypes.
11178 * cppinit.c (init_builtins): Use callback, including for
11180 * cpplib.h (struct cpp_callbacks): New member.
11181 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
11182 (TARGET_INITIALIZER): Update.
11183 * target.h (struct gcc_target): New hook.
11184 * tree.c (default_register_cpp_builtins): New.
11185 * tree.h (default_register_cpp_builtins): New.
11187 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
11189 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
11191 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
11192 (cpp_post_options): Move sanity checks to...
11193 (sanity_checks): New.
11194 * cpplex.c (maybe_read_ucs): Fix prototype.
11195 (parse_string, cpp_parse_escape): Cast for %c format specifier.
11196 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
11199 2002-05-04 Bernd Schmidt <bernds@redhat.com>
11201 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
11202 builtins. Use V2DI patterns instead of TI for logical operations.
11203 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
11204 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
11205 (ix86_expand_builtins): Change the pattern used for movntdq.
11206 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
11207 sse2_nandv2di3): New patterns.
11208 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
11210 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
11211 (cvtdq2pd): Correct mode on operand 1.
11212 (sse2_umulsidi3): Describe without unspec.
11213 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
11215 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
11216 (ashlv2di3): Likewise, from sse2_ashlv2di3.
11217 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
11218 ashlv4si3, ashlv2di3): Use SImode for shift count.
11219 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
11220 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
11222 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
11224 (__m128i, __m128d): New macros.
11225 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
11226 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
11227 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
11228 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
11229 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
11230 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
11231 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
11232 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
11233 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
11234 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
11235 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
11236 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
11237 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
11238 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
11239 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
11240 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
11241 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
11242 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
11243 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
11244 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
11245 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
11246 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
11247 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
11248 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
11249 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
11250 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
11251 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
11252 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
11253 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
11254 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
11255 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
11256 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
11257 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
11258 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
11259 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
11260 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
11261 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
11263 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
11264 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
11266 2002-05-04 Kazu Hirata <kazu@cs.umass.edu>
11268 * dwarf2out.c: Fix formatting.
11269 * varasm.c: Likewise.
11271 2002-05-04 David Edelsohn <edelsohn@gnu.org>
11274 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
11275 clobber and use result as temporary value.
11277 Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
11279 * expr.c (force_operand): Use expand_simple_* to handle more
11282 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
11284 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
11285 and sign-extension.
11286 (lex_charconst): Update for change in prototype of
11287 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
11289 * cpphash.h (BITS_PER_CPPCHAR_T): New.
11290 * cppinit.c (cpp_create_reader): Initialize them for no
11291 change in semantics.
11292 (cpp_post_options): Add sanity checks.
11293 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
11294 and truncation issues. Calculate in type cppchar_t.
11295 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
11296 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
11297 run-time dependent precision correctly. Return whether the
11298 result is signed or not.
11299 * cpplib.c (dequote_string): Use cppchar_t; update.
11300 * cpplib.h (cppchar_signed_t): New.
11301 struct cpp_options): New precision members.
11302 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
11303 * cppexp.c (eval_token): Update.
11305 2002-05-03 David S. Miller <davem@redhat.com>
11307 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
11308 * config/sparc/sparc.c (sparc_rtx_costs): New function
11309 implementing RTX_COSTS and CONST_COSTS.
11310 * config/sparc/sparc.h (CONST_COSTS): Delete.
11311 (RTX_COSTS_CASES): Define.
11312 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
11315 * config/sparc/sparc.md (DFA schedulers): Split out...
11316 * config/sparc/cypress.md, config/sparc/hypersparc.md,
11317 config/sparc/sparclet.md, config/sparc/supersparc.md,
11318 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
11320 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
11321 checks on it, always defined for Sparc.
11323 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
11324 Tweak, and add more detailed comments.
11326 2002-05-03 Zack Weinberg <zack@codesourcery.com>
11328 * Re-apply patch accidentally reverted with
11329 DFA scheduler merge: remove all rules and variables to slurp
11330 source files out of libiberty and rebuild them with HOST_CC.
11331 ($(HOST_PREFIX_1)varray.o): New rule.
11332 (genattrtab rule): Word wrap.
11334 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
11336 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
11337 (CPP_SUBTARGET_SPEC): Define.
11338 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
11339 cpp_subtarget specs.
11340 (CPP_SPEC): Redefine to include %(cpp_subtarget).
11342 2002-05-03 David S. Miller <davem@redhat.com>
11344 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
11345 * target.h (struct gcc_target): Delete cycle_display member.
11347 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
11348 (rtx_needs_barrier): Delete reference to cycle_display unspec.
11349 (ia64_sched_reorder2): Mention need for cycle display handling
11350 once such notes exist.
11352 2002-05-03 Richard Henderson <rth@redhat.com>
11354 * real.c (etoasc): Strip most trailing zeros for clarity.
11355 * sched-vis.c: Include real.h.
11356 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
11357 * Makefile.in (sched-vis.o): Add real.h.
11359 2002-05-03 David S. Miller <davem@redhat.com>
11361 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
11364 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
11366 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
11367 when we get an out of range literal.
11368 (altivec_expand_ternop_builtin): Same.
11369 (altivec_expand_unop_builtin): Same.
11370 (altivec_expand_builtin): Same, for dss.
11371 (altivec_expand_builtin): Use trees instead of rtl when
11372 determining literal argument validity.
11374 2002-05-03 David S. Miller <davem@redhat.com>
11376 Delete cycle display scheduling hook.
11377 * config/ia64/ia64.c (ia64_cycle_display,
11378 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
11379 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
11380 and use emit_insn_before instead of ia64_emit_insn_before.
11381 * config/ia64/ia64.md (unspec usage): Delete cycle display.
11382 (cycle_display): Delete insn pattern.
11383 * config/sparc/sparc.md (unspec usage): Delete cycle display.
11384 (cycle_display): Delete insn pattern.
11385 * config/sparc/sparc.c (sparc_cycle_display,
11386 TARGET_SCHED_CYCLE_DISPLAY): Delete.
11387 * doc/md.texi (cycle_display): Don't mention.
11388 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
11390 2002-05-03 Richard Henderson <rth@redhat.com>
11392 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
11393 * recog.h: Declare them.
11395 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
11396 * config/sparc/sparc.md: Use store_data_bypass_p instead.
11397 * config/sparc/sparc-protos.h: Update.
11399 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
11401 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
11402 -D__arch64__. Add -D_LP64.
11403 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
11405 (CPP_ARCH64_SPEC): Likewise.
11406 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
11407 (NO_BUILTIN_SIZE_TYPE): Undef.
11409 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
11411 * genautomata.c (min_issue_delay_pass_states): Change return type
11413 (min_issue_delay_pass_states): Change the algorithm.
11414 (min_issue_delay): Set up min_insn_issue_delay for the state.
11415 (output_min_issue_delay_table): Interchange the nested loops and
11416 and initiate min_insn_issue_delay for states.
11418 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
11420 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
11421 jump is simplejump.
11423 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
11425 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
11428 2002-05-03 Richard Henderson <rth@redhat.com>
11431 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
11432 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
11433 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
11434 code before JUMP, not EARLIEST.
11436 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
11438 * c-format.c (check_format_info_main): Don't check for presence of
11439 parameter for * width until after operand number has been read,
11440 and only check for it if format parameters are available.
11443 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
11445 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
11446 (LINK_SPEC): Undef before defining.
11448 2002-05-03 Jakub Jelinek <jakub@redhat.com>
11450 PR preprocessor/6489
11451 * tradcpp.c (fixup_newlines): New.
11452 (main, finclude): Use it.
11454 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
11456 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
11457 * config/mips/mips.c (mips_unique_section): Strip encoding from
11460 2002-05-03 Jakub Jelinek <jakub@redhat.com>
11462 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
11465 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11467 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
11468 (Specific): Removed buildstats references.
11469 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
11470 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
11471 Accomodate Solaris versions beyond 8.
11472 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
11473 (Specific, *-*-solaris2.8): Removed, obsolete.
11475 2002-05-03 Jakub Jelinek <jakub@redhat.com>
11478 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
11479 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
11480 fill leaf_reg_remap with identity.
11481 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
11483 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
11485 * config/h8300/crti.asm: Remove trailing spaces.
11486 * config/h8300/h8300.c: Likewise.
11487 * config/h8300/lib1funcs.asm: Likewise.
11489 2002-05-02 Jason Merrill <jason@redhat.com>
11491 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
11492 * c-decl.c (c_init_decl_processing): Use it.
11493 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
11494 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
11495 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
11497 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
11499 * regrename.c: Fix formatting.
11500 * tree.c: Likewise.
11502 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
11504 * i386.md (attribute memory): Handle compares properly.
11506 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
11508 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
11511 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
11513 * function.c: Fix formatting.
11515 2002-05-02 Jan Hubicka <jh@suse.cz>
11517 * haifa-sched.c (schedule_insn): Print table of instructions and
11519 (sched_block): Do not print ready list at verbosity level 1.
11520 * sched-vis.c (print_insn): Make global.
11521 * sched-ebb.c (ebb_print_insn): Rename from...
11522 (print_insn): ... this one.
11523 * sched-int.h (print_insn): Declare
11525 2002-05-02 Richard Henderson <rth@redhat.com>
11527 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
11528 emitted by cycle_display.
11530 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
11532 * doc/install.texi (*-*-freebsd*): Update to latest status.
11534 2002-05-02 Jakub Jelinek <jakub@redhat.com>
11537 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
11538 * config/float-sparc.h: Assume 128-bit long double if
11539 __LONG_DOUBLE_128__ is defined.
11541 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
11543 * genattrtab.c (write_function_unit_info): Add a dummy element
11544 when num_units == 0.
11546 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11548 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
11549 TYPE_MODE (double_type_node) instead of DFmode.
11551 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
11553 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
11555 * toplev.c (rest_of_compilation): Revert Richard's patch.
11557 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
11559 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
11561 2002-05-02 Catherine Moore <clm@redhat.com>
11563 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
11565 2002-05-02 Kazu Hirata <kazu@hxi.com>
11567 * combine.c: Fix comment typos.
11568 * expr.c: Likewise.
11569 * genautomata.c: Likewise.
11570 * stmt.c: Likewise.
11571 * tree.h: Likewise.
11573 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
11575 * doc/install.texi: State GNAT version requirements.
11577 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
11579 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
11580 of the frame pointer or arg pointer register which strict register
11581 checking is not enabled.
11583 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
11585 * gcc.dg/altivec-8.c: New.
11587 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
11588 PRE_INC and PRE_DEC for altivec modes.
11590 2002-05-01 Bruce Korb <bkorb@gnu.org>
11592 * fixinc/check.tpl(set-writable): make sure the function exists first
11593 * fixinc/inclhack.def(alpha_assert): fix test_text
11594 * fixinc/tests/base/assert.h: add in missing result
11596 2002-05-01 Jeff Law <law@redhat.com>
11598 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
11601 2002-05-01 Joel Brobecker <brobecker@gnat.com>
11603 * dbxout.c (dbxout_type): Emit size information for range types,
11604 as well, but only when using GDB extensions.
11606 2002-05-01 Richard Henderson <rth@redhat.com>
11608 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
11609 target-independent gnu binutils date test.
11611 2002-05-01 Richard Henderson <rth@redhat.com>
11613 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
11614 info before expunging the block.
11616 2002-05-01 Jakub Jelinek <jakub@redhat.com>
11618 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
11619 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
11620 -M -or -MM is in effect.
11622 2002-05-01 Zack Weinberg <zack@codesourcery.com>
11624 * config.gcc: Correct test of --enable-obsolete. Obsolete all
11625 A29k configurations.
11626 * doc/install.texi: Update to match.
11628 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11631 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
11632 for duplicates. Always loop over whole list.
11634 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11636 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
11638 2002-05-01 Joel Sherrill <joel@OARcorp.com>
11640 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
11643 2002-05-01 Joel Sherrill <joel@OARcorp.com>
11645 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
11647 2002-05-01 David Edelsohn <edelsohn@gnu.org>
11649 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
11650 (nabs_nopower): Same.
11651 (floatdisf2): New pattern.
11652 (absdi2): Convert to define_insn_and_split.
11654 (trunctfsf2): Same.
11655 (floatditf2): Same.
11656 (floatsitf2): Same.
11657 (fix_trunctfdi2): Same.
11658 (fix_trunctfsi2): Same.
11660 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
11662 * doc/install.texi: Update Texinfo version requirement
11665 2002-05-01 Jakub Jelinek <jakub@redhat.com>
11667 PR target/6512, PR target/5628
11668 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
11669 when memory is not aligned.
11670 (movdf_insn_v9only_vis): Likewise.
11671 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
11672 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
11673 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
11675 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
11677 * gcc.dg/altivec-7.c: New.
11679 * config/rs6000/altivec.h: Cleanup.
11681 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
11683 * doc/invoke.texi (Option Summary): Add -mvrsave=.
11684 (RS/6000 and PowerPC Options): Document -mvrsave=.
11686 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
11687 (rs6000_altivec_vrsave_string): Same.
11688 (rs6000_override_options): Call rs6000_parse_vrsave_option.
11689 (rs6000_parse_vrsave_option): New.
11690 (rs6000_stack_info): Only generate vrsave instructions when
11691 TARGET_ALTIVEC_VRSAVE.
11693 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
11694 (rs6000_altivec_vrsave_string): Define extern.
11695 (rs6000_altivec_vrsave): Same.
11696 (TARGET_ALTIVEC_VRSAVE): New.
11698 2002-04-30 Richard Henderson <rth@redhat.com>
11701 * toplev.c (rest_of_compilation): Don't run cross-jump before
11704 2002-04-30 Tom Rix <trix@redhat.com>
11706 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
11707 check which_alternative.
11709 2002-04-30 Kazu Hirata <kazu@hxi.com>
11711 * cpplex.c: Fix comment formatting.
11712 * function.c: Likewise.
11713 * integrate.c: Likewise.
11714 * regrename.c: Likewise.
11715 * sibcall.c: Likewise.
11716 * simplify-rtx.c: Likewise.
11717 * tree-inline.c: Likewise.
11719 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
11721 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
11722 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
11723 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
11724 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
11725 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
11726 * pa/x-ada: New file. Define ADA_CFLAGS.
11728 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
11730 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
11731 from MMIX_LAST_REGISTER_FILE_REGNUM.
11732 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
11733 (struct machine_function): New member highest_saved_stack_register
11734 previously static variable in mmix.c.
11735 (MACHINE_DEPENDENT_REORG): Define.
11736 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
11737 (MMIX_OUTPUT_REGNO): New.
11738 (mmix_target_asm_function_prologue): Move calculation of last used
11739 saved-stack-register into...
11740 (mmix_machine_dependent_reorg): New function. Update to also handle
11742 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
11743 register names, simplify somewhat by new variable regno.
11744 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
11746 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
11747 emitting register names.
11748 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
11749 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
11750 Remove fixed FIXME.
11751 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
11754 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
11756 2002-04-30 Richard Henderson <rth@redhat.com>
11758 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
11759 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
11760 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
11761 emit_tfmode_cvt): New.
11762 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
11763 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
11764 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
11765 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
11766 * config/sparc/sparc-protos.h: Update.
11768 2002-04-30 Janis Johnson <janis187@us.ibm.com>
11770 * install.texi (Final install): Add to the list of info to include
11771 in a report of a successful bootstrap, and add link to 3.1 list.
11773 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
11775 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
11776 (mode): Add vector modes
11777 (i387): Kill attribute.
11778 (unit): New attribute.
11779 (length_immediate): Grok new types.
11780 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
11781 (modrm): Use "unit".
11782 (memory): Handle MMX/SSE properly.
11783 (scheduling descriptions): Kill uses of fop1.
11784 (sse, mmx, fp patterns): Set type and mode properly.
11786 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@redhat.com)
11788 * pa.c (override_options): Default to PA8000 scheduling.
11789 * doc/invoke.texi (HP-PA options): Mention newly added 7300
11790 scheduling parameter.
11792 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
11793 handling of double precision multiplies.
11795 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
11796 fpdiv and fpsqrt instructions.
11797 (7200 & 7300 scheduling): Fix typo in handling of
11798 store-load and store-store penalties.
11800 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11802 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
11803 mips. Add two missing commas.
11805 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
11807 * doc/contrib.texi (Contributors): Update Paolo Carlini's
11808 and Benjamin Kosnik's entries.
11810 2002-04-29 David S. Miller <davem@redhat.com>
11812 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
11813 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
11814 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
11815 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
11817 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11819 * combine.c (find_split_point): Use gen_int_mode.
11821 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
11823 Merging code from dfa-branch:
11825 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
11827 * genautomata.c (output_reserv_sets): Fix typo.
11829 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
11831 * genautomata.c (output_reserv_sets): Remove
11832 next_cycle_output_flag.
11834 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
11836 * sched-rgn.c (init_ready_list): Make the DFA code handle
11837 USE/CLOBBER insns in the same way as the traditional
11839 (new_ready): Similarly..
11841 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
11843 * haifa-sched.c (schedule_block): Change the DFA state only after
11846 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
11848 * pa.c (hppa_use_dfa_pipeline_interface): New function.
11849 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
11850 (override_options): Add PA7300 scheduling support.
11851 (pa_adjust_cost): Update various comments. Properly
11852 handle anti and output dependencies when using the
11854 (pa_issue_rate): Add PA7300 scheduling support.
11855 (pa_can_combine_p): Call extract_insn before calling
11856 constrain_operands (taken from mainline tree).
11857 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
11858 * pa.md (cpu attr): Add 7300. Rewrite pipeline
11859 descriptions using DFA descriptions. Add PA7300
11860 scheduling support.
11862 2002-03-30 David S. Miller <davem@redhat.com>
11864 Add UltraSPARC-III DFA scheduling support.
11865 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
11866 Update FP conditional move on register insn patterns to use it, as
11868 (define_attr cpu): Add ultrasparc3.
11869 (define_attr us3load_type): New, update integer load patterns to
11870 set it, as appropriate.
11871 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
11872 (rest): Add UltraSPARC3 scheduling description.
11873 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
11874 (PROCESSOR_ULTRASPARC3): New.
11875 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
11876 ({ASM,CPP}_CPU_SPEC): Likewise.
11877 (REGISTER_MOVE_COST): Likewise.
11878 (RTX_COSTS): Likewise.
11879 * config/sparc/sparc.c (sparc_override_options,
11880 sparc_initialize_trampoline, sparc64_initialize_trampoline,
11881 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
11882 sparc_issue_rate): Likewise.
11883 * config/sparc/sol2.h: Likewise.
11884 * config/sparc/sol2-sld-64.h: Likewise.
11885 * config/sparc/linux64.h: Likewise.
11887 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
11889 * doc/md.texi: Add comments about usage the latency time for the
11890 different dependencies and about case when two or more conditions
11891 in different define_insn_reservations returns TRUE for an insn.
11893 * doc/md.texi: Add reference for automaton based pipeline
11896 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
11898 * doc/passes.texi: Add missed information about genattrtab.
11900 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
11902 * genautomata.c (output_automata_list_transition_code): Check
11903 automata_list on NULL.
11905 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
11907 * genautomata.c (output_insn_code_cases,
11908 output_automata_list_min_issue_delay_code,
11909 output_automata_list_transition_code,
11910 output_automata_list_state_alts_code): Comment the functions.
11912 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
11914 * genautomata.c (automata_list_el_t): New typedef.
11915 (get_free_automata_list_el,free_automata_list_el,
11916 free_automata_list, automata_list_hash, automata_list_eq_p,
11917 initiate_automata_lists, automata_list_start, automata_list_add,
11918 automata_list_finish, finish_automata_lists,
11919 output_insn_code_cases, output_automata_list_min_issue_delay_code,
11920 output_automata_list_transition_code,
11921 output_automata_list_state_alts_code, add_automaton_state,
11922 form_important_insn_automata_lists): New functions and prototypes.
11923 (insn_reserv_decl): Add members important_automata_list and
11925 (ainsn): Add members important_p.
11926 (automata_list_el): New structure.
11927 (first_free_automata_list_el, current_automata_list,
11928 automata_list_table): New global variables.
11929 (create_ainsns): Initiate member important_p.
11930 (output_internal_min_issue_delay_func): Generate the switch and
11931 call output_insn_code_cases.
11932 (output_internal_trans_func, output_internal_state_alts_func):
11934 (generate): Call initiate_automata_lists.
11935 (automaton_states): New global variable.
11936 (expand_automata): Call form_important_insn_automata_lists.
11937 (write_automata): Call finish_automata_lists.
11939 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
11941 * genautomata.c (add_excls, add_presence_absence): Check that
11942 cpu units in the sets belong the same automaton.
11944 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
11945 about that cpu units in the sets belong the same automaton.
11947 * doc/md.texi: Ditto.
11949 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
11950 Nitin Gupta <niting@noida.hcltech.com>
11952 * config/sh/sh.c (sh_use_dfa_interface): New function.
11954 (sh_issue_rate): New Function.
11955 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
11956 TARGET_SCHED_ISSUE_RATE: define.
11958 * config/sh/sh.md: Add DFA based pipeline description for SH4.
11960 (define_attr insn_class): New attribute used for DFA
11962 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
11963 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
11964 cmpeqdi_t): Likewise.
11966 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
11967 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
11969 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
11971 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
11973 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
11976 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
11978 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
11979 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
11981 (output_dfa_start_func): Initiate new variable insn_codes_length,
11982 (write_automata): Output definition of the new variable.
11984 2001-10-02 David S. Miller <davem@redhat.com>
11986 * haifa-sched.c (advance_one_cycle): New function.
11987 (schedule_block): Use it.
11988 (queue_to_ready): Use it, and also make sure to advance the DFA
11989 state on all stall cycles, not just those where insn_queue links
11992 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
11994 * haifa-sched.c (max_issue): Remove last_p argument. Only return
11995 non-zero if the highest-priority instruction could be scheduled.
11996 (choose_ready): Remove last argument from max_issue call.
11998 2001-09-28 David S. Miller <davem@redhat.com>
12000 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
12001 ultrasparc and 3 for other multi-issue sparcs.
12003 2001-09-27 David S. Miller <davem@redhat.com>
12005 * config/sparc/sparc.md (cycle_display): New pattern.
12006 * config/sparc/sparc.c (sparc_cycle_display): New.
12007 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
12009 2001-09-25 David S. Miller <davem@redhat.com>
12011 Convert all of Sparc scheduling to DFA
12012 * config/sparc/sparc.md: Kill all define_function_unit
12013 directives and replace with DFA equivalent.
12014 * config/sparc/sparc.c (ultrasparc_adjust_cost,
12015 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
12016 ultra_fpmode_conflict_exists, ultra_find_type,
12017 ultra_build_types_avail, ultra_flush_pipeline,
12018 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
12019 ultrasparc_variable_issue, ultrasparc_sched_init,
12020 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
12021 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
12022 ultra_cur_hist, ultra_cycles_elapsed): Kill.
12023 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
12024 ultrasparc_store_bypass_p): New.
12025 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
12028 2001-09-24 David S. Miller <davem@redhat.com>
12030 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
12031 ready->vec[foo] not ready[foo].
12033 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
12035 * doc/md.texi: Correct examples for define_insn_reservations
12038 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
12040 * genautomata.c (create_automata): Print message about creation of
12042 (generate): Remove printing meease about creation of
12045 2001-09-05 David S. Miller <davem@redhat.com>
12047 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
12048 * config/sparc/linux64.h: Likewise.
12050 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
12052 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
12053 schedule_block, sched_init, sched_finish): Add missed calls of
12054 use_dfa_pipeline_interface.
12056 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
12059 * sched-vis.c (get_visual_tbl_length): Ditto.
12061 2001-08-27 Richard Henderson <rth@redhat.com>
12063 * genattr.c (main): Emit state_t even when not doing scheduling.
12065 2001-08-27 Richard Henderson <rth@redhat.com>
12067 * genautomata.c (expand_automata): Always create a description.
12069 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
12071 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
12072 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
12073 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
12076 * genattr.c (main): New variable num_insn_reservations. Increase
12077 it if there is DEFINE_INSN_RESERVATION. Output automaton based
12078 pipeline hazard recognizer interface.
12080 * genattrtab.h: New file.
12082 * genattrtab.c: Include genattrtab.h.
12083 (attr_printf, check_attr_test, make_internal_attr,
12084 make_numeric_value): Move protypes into genattrtab.h. Define them
12086 (num_dfa_decls): New global variable.
12087 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
12088 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
12089 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
12090 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
12092 * genautomata.c: New file.
12094 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
12096 * sched-int.h: (curr_state): Add the external definition for
12097 automaton pipeline interface.
12098 (haifa_insn_data): Add comments for members blockage and units.
12100 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
12101 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
12102 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
12103 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
12104 TARGET_SCHED_DFA_POST_CYCLE_INSN,
12105 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
12106 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
12108 (TARGET_SCHED): Use the new macros.
12110 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
12111 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
12112 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
12113 dfa_bubble): New members in gcc_target.sched.
12115 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
12116 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
12117 (insn_queue): Redefine it as pointer to array.
12118 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
12120 (max_insn_queue_index_macro_value): New variable.
12121 (curr_state, dfa_state_size, ready_try): New varaibles for
12122 automaton interface.
12123 (ready_element, ready_remove, max_issue): New function prototypes
12124 for automaton interface.
12125 (choose_ready): New function prototype.
12126 (insn_unit, blockage_range): Add comments.
12127 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
12128 FUNCTION_UNITS_SIZE == 0.
12129 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
12130 actual_hazard, potential_hazard): Add comments.
12131 (insn_cost): Use cost -1 as undefined value. Remove
12132 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
12133 pipeline interface.
12134 (ready_element, ready_remove): New functions for automaton
12136 (schedule_insn): Add new code for automaton pipeline interface.
12137 (queue_to_ready): Add new code for automaton pipeline interface.
12138 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
12139 (debug_ready_list): Print newline when the queue is empty.
12140 (max_issue): New function for automaton pipeline interface.
12141 (choose_ready): New function.
12142 (schedule_block): Add new code for automaton pipeline interface.
12143 Print ready list before scheduling each insn.
12144 (sched_init): Add new code for automaton pipeline interface.
12145 Initiate insn cost by -1.
12146 (sched_finish): Free the current automaton state and finalize
12147 automaton pipeline interface.
12149 * sched-rgn.c: Include target.h.
12150 (init_ready_list, new_ready, debug_dependencies): Add new code for
12151 automaton pipeline interface.
12153 * sched-vis.c: Include target.h.
12154 (get_visual_tbl_length): Add code for automaton interface.
12155 (target_units, print_block_visualization): Add comments.
12157 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
12158 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
12159 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
12160 (getruntime.o, genautomata.o): New entries.
12161 (genattrtab.o): Add new dependency file genattrtab.h.
12162 (genattrtab): Add new dependencies. Link it with `libm.a'.
12163 (getruntime.o, hashtab.o): New entries for canadian cross.
12165 * doc/md.texi: Description of automaton based model.
12167 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
12169 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
12170 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
12171 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
12172 TARGET_SCHED_DFA_POST_CYCLE_INSN,
12173 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
12174 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
12175 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
12177 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
12178 MAX_DFA_ISSUE_RATE): New macro descriptions.
12180 * doc/contrib.texi: Add dfa based scheduler contribution.
12182 * doc/gcc.texi: Add more information about genattrtab.
12184 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12186 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
12187 adjust_address_nv call.
12189 2002-04-29 Janis Johnson <janis187@us.ibm.com>
12191 * doc/install.texi (Testing): Provide additional information, and
12192 a stronger encouragement, for running the testsuites.
12194 2002-04-29 DJ Delorie <dj@redhat.com>
12196 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
12197 given in upper case.
12199 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12201 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
12202 Solaris 2 <widec.h> if missing.
12203 * fixinc/fixincl.x: Regenerate.
12204 * fixinc/tests/base/widec.h: New file.
12206 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
12208 * toplev.c (f_options): Add "profile" switch so that
12209 -fno-profile can be used to disable -p.
12211 2002-04-29 Bernd Schmidt <bernds@redhat.com>
12213 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
12215 * tree.c (build_common_tree_nodes_2): Likewise.
12216 * tree.h (enum tree_index): Likewise.
12217 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
12219 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
12221 (init_mmx_sse_builtins): Initialize SSE2 builtins.
12222 (ix86_expand_builtin): Add support for SSE2 builtins.
12223 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
12224 (VALID_SSE_REG_MODE): Use it.
12225 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
12226 (enum ix86_builtins): Add SSE2 builtins.
12227 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
12228 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
12229 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
12230 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
12231 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
12232 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
12233 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
12234 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
12235 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
12236 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
12237 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
12238 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
12239 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
12240 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
12241 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
12242 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
12243 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
12244 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
12245 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
12246 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
12247 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
12248 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
12249 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
12250 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
12251 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
12252 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
12253 lfence_insn): New patterns.
12254 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
12255 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
12257 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
12259 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
12261 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12263 * doc/contrib.texi (Contributors): Add Paolo Carlini and
12265 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
12266 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
12267 and CPU instead of cpu.
12269 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
12271 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
12273 (lang_independent_options): Add -fif-conversion, -fif-conversion2
12274 (rest_of_compilation): Do if conversion only when asked for.
12275 (parse_options_and_default_flags): Set new variables to 1 for -O1
12276 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
12278 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
12280 * i386.c (dbx64_register_map): Fix typo.
12282 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
12284 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
12285 real_one_half, real_bb_freq_max): New static variables.
12286 (debug_profile_bbauxs): Kill.
12287 (process_note_predictions): Kill unused variable.
12288 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
12290 (propagate_freq): Use REAL_ARITHMETICS.
12291 (estimate_bb_frequencies): Likevise; init new static variables.
12292 * Makefile.in (predict.o): Add dependency on real.h
12294 2002-04-28 David S. Miller <davem@redhat.com>
12297 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
12298 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
12299 several {reads,writes} instead.
12300 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
12303 2002-04-27 David S. Miller <davem@redhat.com>
12306 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
12309 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
12310 including signal.h and sys/ucontext.h, not needed.
12312 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
12314 * varasm.c (output_constant_def): Correct test for not calling
12315 ENCODE_SECTION_INFO for INTEGER_CST.
12317 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
12319 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
12320 keep most cases as function eval_token.
12321 (eval_token): New function.
12322 (_cpp_parse_expr): Read token here for improved diagnostics.
12323 Don't use op_as_text. Detect bad ':' here.
12324 (reduce): Don't detect bad ':' here.
12325 (op_as_text): Remove.
12326 * cpphash.h (_cpp_test_assertion): Change prototype.
12327 * cpplib.c (_cpp_test_assertion): Change prototype.
12329 2002-04-28 Richard Henderson <rth@redhat.com>
12332 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
12333 (ggc_mark_rtx_children): New.
12335 2002-04-28 Jakub Jelinek <jakub@redhat.com>
12338 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
12339 after call peepholes for UltraSPARC.
12340 (call + jump 64-bit peepholes): Remove.
12342 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12345 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
12346 result as temporary value.
12348 2002-04-28 Jakub Jelinek <jakub@redhat.com>
12351 * toplev.c (rest_of_compilation): Only run regrename and copy
12352 propagation if optimizing.
12354 2002-04-28 Jakub Jelinek <jakub@redhat.com>
12356 PR optimization/6475
12357 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
12358 register of REGNO_DECL (i).
12359 * Makefile.in (reload1.o): Add $(TREE_H).
12361 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
12363 * cppexp.c (lex): Update to use state.skip_eval.
12364 (struct op): Remove prio and flags members.
12365 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
12366 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
12367 (LEFT_ASSOC): New macro.
12368 (optab): New table of operator priorities and flags.
12370 (_cpp_parse_expr): Clean up logic. Return bool. Use a
12371 malloc-ed parser stack.
12372 (reduce): New; reduce the operator stack.
12373 (_cpp_expand_op_stack): Expand the operator stack as necessary.
12374 * cpphash.h (struct op): Predeclare.
12375 (struct cpp_reader): New members op_stack, op_limit.
12376 (struct lexer_state): New member skip_eval.
12377 (_cpp_parse_expr): Update.
12378 (_cpp_expand_op_stack): New.
12379 * cpplib.c (do_if): Update.
12380 * cppinit.c (cpp_create_reader): Create op stack.
12381 (cpp_destroy): And destroy it.
12382 * cpplib.h (CPP_LAST_CPP_OP): Correct.
12383 (TTYPE_TABLE): Correct.
12385 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12388 * c-decl.c (duplicate_decls): Call merge_weak.
12389 * c-pragma.c (apply_pragma_weak): Warn about misuse.
12390 * output.h (merge_weak): Prototype merge_weak.
12391 * varasm.c (merge_weak): New function.
12392 (declare_weak): Make sure we don't give an error on VAR_DECLs.
12393 Mark RTL with SYMBOL_REF_WEAK.
12395 2002-04-27 Kurt Garloff <garloff@suse.de>
12397 * tree-inline.c (inlinable_function_p): Improve heuristics
12398 by using a smoother function to cut down allowable inlinable size.
12399 * param.def: Add parameters max-inline-insns-single,
12400 max-inline-slope, min-inline-insns that determine the exact
12401 shape of the above function.
12402 * param.h: Likewise.
12404 2002-04-26 Richard Henderson <rth@redhat.com>
12406 * c-parse.in (malloced_yyss, malloced_yyvs): New.
12407 (yyoverflow): Re-add. Set them.
12408 (free_parser_stacks): New.
12409 * c-common.h: Declare it.
12410 * c-lex.c (c_common_parse_file): Call it.
12412 2002-04-26 Richard Henderson <rth@redhat.com>
12414 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
12415 for fallthru search.
12417 2002-04-26 Eric Christopher <echristo@redhat.com>
12419 PR optimization/3700
12420 * config/mips/mips.c (mips_issue_rate): Define. New function.
12421 (TARGET_SCHED_ISSUE_RATE): Use.
12423 2002-04-25 David S. Miller <davem@redhat.com>
12426 * reorg.c (optimize_skip): Do not allow exception causing
12427 instructions to be considered for delay slots.
12428 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
12429 (relax_delay_slots): Do not try to consider exception causing
12430 instructions as redundant.
12432 2002-04-26 Richard Henderson <rth@redhat.com>
12435 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
12437 2002-04-26 Mark Mitchell <mark@codesourcery.com>
12440 * config/i386/i386.md (untyped_call): Return the value in a float
12441 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
12444 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
12446 * tree.c (tree_int_cst_lt): Compare constants whose types differ
12447 in unsigned-ness correctly.
12449 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
12451 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
12452 portable runtime model.
12454 2002-04-26 Richard Henderson <rth@redhat.com>
12456 * c-parse.in (yyoverflow): Revert.
12458 2002-04-26 David Edelsohn <edelsohn@gnu.org>
12459 Richard Henderson <rth@redhat.com>
12461 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
12462 result as temporary value.
12464 2002-04-26 Richard Henderson <rth@redhat.com>
12467 * c-common.c (fix_string_type): Split out of ...
12468 (combine_strings): ... here. Take a varray, not a tree list.
12469 (c_expand_builtin_printf): Use fix_string_type.
12470 * c-common.h: Update decls.
12471 * c-parse.in (string): Remove. Update all uses to use STRING
12472 instead, and not call combine_strings.
12473 (yylexstring): New.
12475 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
12476 (build_asm_stmt): Likewise.
12477 * objc/objc-act.c (my_build_string): Use fix_string_type.
12478 (build_objc_string_object): Build varray for combine_strings.
12480 2002-04-26 Bo Thorsen <bo@suse.co.uk>
12482 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
12485 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
12487 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
12488 (HAVE_NO_R_OPERAND): Remove.
12489 (HAVE_VALUE): Remove.
12490 (op_to_prio): Update.
12491 (UNARY): Don't alter flags.
12492 (_cpp_parse_expr): want_value used to indicate whether
12493 a number or unary operator is expected next. Distinguish
12494 unary and binary +/-.
12495 (op_as_text): Update for unary operators.
12497 2002-04-25 Richard Henderson <rth@redhat.com>
12500 * c-parse.in (yyoverflow): New.
12502 2002-04-25 Richard Henderson <rth@redhat.com>
12505 * c-common.c (shorten_compare): Simplfy conditions leading to
12506 the generation of a warning.
12508 2002-04-25 Richard Henderson <rth@redhat.com>
12511 * expmed.c (extract_bit_field): Fall through to generic code rather
12512 than aborting on subreg special case.
12514 2002-04-25 David S. Miller <davem@redhat.com>
12516 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
12517 for DECL being NULL.
12519 2002-04-25 Steve Christiansen <smc@us.ibm.com>
12521 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
12523 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
12525 * c-decl.c (grokdeclarator): Remove outdated ??? note
12526 on invalid declaration of flexible array members.
12528 2002-04-25 Richard Henderson <rth@redhat.com>
12530 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
12532 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
12534 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
12535 needed by the compiler, even if they are used as global regs.
12537 2002-04-25 Matt Hiller <hiller@redhat.com>
12539 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
12541 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
12542 of the corresponding functions.
12543 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
12546 2002-04-25 Matt Hiller <hiller@redhat.com>
12548 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
12550 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
12551 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
12552 registers, adjust comment accordingly.
12553 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
12554 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
12555 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
12556 for coprocessor registers.
12557 (ADDITIONAL_REGISTER_NAMES): Include
12558 ALL_COP_ADDITIONAL_REGISTER_NAMES.
12560 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
12561 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
12562 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
12563 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
12564 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
12566 (mips_char_to_class): Adjust comment to include coprocessor
12567 constraint letters.
12569 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
12571 (mips_reg_names, mips_regno_to_class): Include coprocessor
12573 (mips_sw_reg_names): Ditto, make non-static.
12574 (mips_move_1word): Handle moves to and from coprocessor registers.
12575 (mips_move_2words): Handle moves to and from coprocessor
12577 (mips_class_max_nregs, mips_register_move_cost): Handle
12578 coprocessor register classes.
12579 (override_options): Initialize mips_char_to_class and
12580 mips_hard_regno_mode_ok properly for coprocessor registers.
12582 * config/mips/mips.md (movdi_internal, movdi_internal2,
12583 movsi_internal1, movsi_internal2): Add constraint-sets for
12584 coprocessor registers.
12585 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
12586 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
12588 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
12589 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
12591 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
12592 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
12594 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
12595 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
12598 * doc/tm.texi: Document feature.
12600 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
12602 * integrate.c (function_attribute_inlinable_p): Simplify.
12603 Check the table pointer is not NULL.
12605 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
12607 * doc/c-tree.texi: Fix typo in introduction.
12609 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
12611 * c-common.h (c_common_parse_file): Update.
12612 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
12613 * c-lex.c (YYDEBUG): Get from c-lex.h.
12614 (c_common_parse_file): Update.
12615 * c-lex.h (YYDEBUG, yydebug): New.
12616 * c-parse.in (YYDEBUG): Get from c-lex.h.
12617 (c_set_yydebug): Remove.
12618 * c-tree.h (c_set_yydebug): Remove.
12619 * langhooks-def.h (lhd_do_nothing_i): New.
12620 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
12621 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
12622 * langhooks.c (lhd_do_nothing_i): New.
12623 (lhd_set_yydebug): Remove.
12624 * langhooks.h (struct lang_hooks): Update.
12625 * toplev.c (set_yydebug): New.
12626 (compile_file): Update call to parse_file hook.
12627 (decode_d_option): Update.
12629 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
12631 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
12633 * loop.c (load_mems): Don't change the interface of called functions.
12635 * calls.c (expand_call): Take current_function_pretend_args_size
12636 into account when setting argblock for sibcalls.
12638 2002-04-24 Matt Hiller <hiller@redhat.com>
12640 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
12643 * cpplex.c (skip_line_comment): Process comment one multibyte
12644 character at a time rather than one char at a time, if
12646 (parse_string): Process string one multibyte character at a time
12647 rather than one char at a time, if appropriate.
12648 * c-lex.c (lex_string): Lex and copy multibyte strings
12650 * cpplib.h (cppchar_t): Change to unsigned.
12652 2002-04-24 Richard Henderson <rth@redhat.com>
12655 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
12658 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
12660 * sh.c (sh_va_arg): If argument was passed by reference,
12661 dereference the pointer.
12663 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
12665 * sh.md (divsi3_i4_media): Use match_operand for input values
12666 rather than hard registers.
12667 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
12668 unnecessarily through hard registers. Keep copies of pseudo
12669 registers outside of the libcall sequence.
12671 * sh.md (casesi_shift_media): Add modes.
12673 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
12676 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
12678 * attribs.c (c_common_attribute_table): Move table and handlers
12680 (format_attribute_table, lang_attribute_table,
12681 lang_attribute_common): Remove.
12682 (init_attributes): Replace NULL pointers with pointers to the
12684 (handle_packed_attribute, handle_nocommon_attribute,
12685 handle_common_attribute, handle_noreturn_attribute,
12686 handle_noinline_attribute, handle_always_inline_attribute,
12687 handle_used_attribute, handle_unused_attribute,
12688 handle_const_attribute, handle_transparent_union_attribute,
12689 handle_constructor_attribute, handle_destructor_attribute,
12690 handle_mode_attribute, handle_section_attribute,
12691 handle_aligned_attribute, handle_weak_attribute,
12692 handle_alias_attribute, handle_visibility_attribute,
12693 handle_no_instrument_function_attribute, handle_malloc_attribute,
12694 handle_no_limit_stack_attribute, handle_pure_attribute,
12695 handle_deprecated_attribute, handle_vector_size_attribute,
12696 vector_size_helper): Move to c-common.c.
12697 * c-common.c (c_common_attribute_table,
12698 handle_packed_attribute, handle_nocommon_attribute,
12699 handle_common_attribute, handle_noreturn_attribute,
12700 handle_noinline_attribute, handle_always_inline_attribute,
12701 handle_used_attribute, handle_unused_attribute,
12702 handle_const_attribute, handle_transparent_union_attribute,
12703 handle_constructor_attribute, handle_destructor_attribute,
12704 handle_mode_attribute, handle_section_attribute,
12705 handle_aligned_attribute, handle_weak_attribute,
12706 handle_alias_attribute, handle_visibility_attribute,
12707 handle_no_instrument_function_attribute, handle_malloc_attribute,
12708 handle_no_limit_stack_attribute, handle_pure_attribute,
12709 handle_deprecated_attribute, handle_vector_size_attribute,
12710 vector_size_helper): Move from attribs.c.
12711 * c-common.h (c_common_attribute_table,
12712 c_common_format_attribute_table): New.
12713 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
12714 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
12715 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
12716 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
12717 (LANG_HOOKS_INITIALIZER): Update.
12718 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
12719 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
12720 * target.h: Update comment.
12721 * tree.c (default_target_attribute_table): Remove.
12722 * tree.h (default_target_attribute_table, format_attribute_table,
12723 lang_attribute_table, lang_attribute_common): Remove.
12725 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
12726 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
12728 2002-04-24 Jason Merrill <jason@redhat.com>
12730 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
12731 * dwarf2out.c (dwarf_attr_name): Support it.
12732 (gen_array_type_die): Emit it.
12733 (lookup_type_die): No special handling for VECTOR_TYPE.
12734 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
12736 2002-04-24 Richard Henderson <rth@redhat.com>
12738 * config/mips/mips.md (movdi_usd): Renumber.
12740 2002-04-24 David S. Miller <davem@redhat.com>
12743 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
12744 32-bit Sparc and current_function_returns_struct is true.
12746 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
12748 * loop.c (canonicalize_condition): Use gen_int_mode.
12750 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
12752 * config/rs6000/altivec.h: Cleanup file. Add non individual
12754 (vec_vaddubm): New.
12755 (vec_vadduhm): New.
12756 (vec_vadduwm): New.
12758 (vec_vaddcuw): New.
12759 (vec_vaddubs): New.
12760 (vec_vaddsbs): New.
12761 (vec_vadduhs): New.
12762 (vec_vadduws): New.
12763 (vec_vaddsws): New.
12773 (vec_vcmpbfp): New.
12774 (vec_vcmpequb): New.
12775 (vec_vcmpequh): New.
12776 (vec_vcmpequw): New.
12777 (vec_vcmpeqfp): New.
12778 (vec_vcmpgefp): New.
12779 (vec_vcmpgtub): New.
12780 (vec_vcmpgtsb): New.
12781 (vec_vcmpgtuh): New.
12782 (vec_vcmpgtsh): New.
12783 (vec_vcmpgtuw): New.
12784 (vec_vcmpgtsw): New.
12785 (vec_vcmpgtfp): New.
12786 (vec_vcmpgefp): New.
12791 (vec_vexptefp): New.
12796 (vec_lde): Add vector float variant.
12799 (vec_vlogefp): New.
12800 (vec_vmaddfp): New.
12801 (vec_vmhaddshs): New.
12823 (vec_vmladduhm): New.
12824 (vec_vmhraddshs): New.
12825 (vec_msumubm): New.
12826 (vec_vmsummbm): New.
12827 (vec_vmsumuhm): New.
12828 (vec_vmsumshm): New.
12829 (vec_vmsumuhs): New.
12830 (vec_vmsumshs): New.
12831 (vec_vmuleub): New.
12832 (vec_vmulesb): New.
12833 (vec_vmuleuh): New.
12834 (vec_vmulesh): New.
12835 (vec_vmuloub): New.
12837 (vec_vmulouh): New.
12838 (vec_vmulosh): New.
12839 (vec_vnmsubfp): New.
12842 (vec_vpkuhum): New.
12843 (vec_vpkuwum): New.
12845 (vec_vpkuhus): New.
12846 (vec_vpkshss): New.
12847 (vec_vpkuwus): New.
12848 (vec_vpkswss): New.
12849 (vec_vpkshus): New.
12850 (vec_vpkswus): New.
12857 (vec_vrsqrtefp): New.
12868 (vec_vspltisb): New.
12869 (vec_vspltish): New.
12870 (vec_vspltisw): New.
12884 (vec_vsububm): New.
12885 (vec_vsubuhm): New.
12886 (vec_vsubuwm): New.
12888 (vec_vsubcuw): New.
12889 (vec_vsububs): New.
12890 (vec_vsubsbs): New.
12891 (vec_vsubuhs): New.
12892 (vec_vsubshs): New.
12893 (vec_vsubuws): New.
12894 (vec_vsubsws): New.
12895 (vec_vsum4ubs): New.
12896 (vec_vsum4sbs): New.
12897 (vec_vsum4shs): New.
12898 (vec_vsum2sws): New.
12899 (vec_vsumsws): New.
12901 (vec_vupkhsb): New.
12902 (vec_vupkhpx): New.
12903 (vec_vupkhsh): New.
12904 (vec_vupklsb): New.
12905 (vec_vupklpx): New.
12906 (vec_vupklsh): New.
12909 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
12912 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
12913 added literals from substracted literals.
12914 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
12915 (fold) [associate]: Preserve MINUS_EXPR if needed.
12917 2002-04-23 Zack Weinberg <zack@codesourcery.com>
12919 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
12922 2002-04-23 Tom Tromey <tromey@redhat.com>
12924 * gcc.c: Added --resource. For PR java/6314.
12926 2002-04-23 David O'Brien <obrien@FreeBSD.org>
12928 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
12929 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
12932 2002-04-23 David O'Brien <obrien@FreeBSD.org>
12934 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
12936 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
12938 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
12940 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
12941 (ix86_expand_clrstr): Fix typo.
12942 * loop.c (gen_load_of_final_value): New.
12943 (loop_givs_rescan, strength_reduce, check_dbra_loop):
12946 2002-04-23 Roger Sayle <roger@eyesopen.com>
12948 * builtins.c (builtin_memset_gen_str): New function.
12949 (expand_builtin_memset): Optimize the case of constant length, but
12952 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
12954 * config/rs6000/altivec.h (vec_step): Remove extraneous
12956 (vec_ctu): Cast return.
12958 2002-04-23 Alan Modra <amodra@bigpond.net.au>
12961 * function.h: (struct function): Add profile_label_no field.
12962 (current_function_profile_label_no): Define.
12963 * function.c: (profile_label_no): New static var.
12964 (expand_function_start): Increment it, and copy to
12965 current_function_profile_label_no.
12966 * output.h (profile_label_no): Delete.
12967 * final.c (profile_label_no): Delete.
12968 (profile_function): Use current_function_profile_label_no.
12969 (final_end_function): Don't increment profile_label_no here.
12970 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
12971 profile_label_no with current_function_profile_label_no.
12972 * config/pa/pa.c (current_function_number): Delete.
12973 (pa_output_function_prologue): Don't output profile label here.
12974 (hppa_profile_hook): Use label_no param rather than
12975 current_function_number.
12976 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
12977 * config/pa/pa.h: .. here.
12978 (FUNCTION_PROFILER): Output profile label here.
12980 2002-04-22 Eric Christopher <echristo@redhat.com>
12982 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
12983 patch of 2002-04-09 due to binutils issues.
12984 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
12986 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
12988 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
12989 constraint to 'o' for m=r and r=m alternatives.
12990 ("*movv8hi_internal1"): Same.
12991 ("*movv16qi_internal1"): Same.
12992 ("*movv4sf_internal1"): Same.
12994 2002-04-22 Janis Johnson <janis187@us.ibm.com>
12996 * rtl.h (RTX_FLAG): New macro.
12997 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
12998 * final.c (alter_subreg): Use macro to access rtx flag.
12999 * integrate.c (copy_rtx_and_substitute): Use new access macro.
13000 * print-rtl.c (print_rtx): Use new access macro.
13002 * cse.c (insert): Check rtx code before accessing flag.
13004 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
13005 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
13006 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
13007 convert_const_symbol_ref, make_canonical, make_alternative_compare,
13008 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
13009 simplify_test_exp, optimize_attrs, simplify_by_exploding,
13010 find_and_mark_used_attributes, unmark_used_attributes,
13011 add_values_to_cover, simplify_with_current_value,
13012 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
13013 copy_rtx_unchanging, main): Use new access macros.
13015 2002-04-22 Tom Rix <trix@redhat.com>
13017 * expmed.c (init_expmed): Generate shifted constant once.
13019 2002-04-22 Zack Weinberg <zack@codesourcery.com>
13021 * c-lex.c (lex_charconst): Call convert to get constant in
13022 proper type; don't just smash the type field.
13025 * config.gcc: Add list of obsolete configurations. Disallow
13026 building these without --enable-obsolete.
13027 * doc/install.texi: Document --enable-obsolete and obsoletion
13028 policy. Mention obsoletion of individual targets in
13029 appropriate places.
13031 2002-04-22 Richard Henderson <rth@redhat.com>
13033 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
13035 2002-04-22 Mark Mitchell <mark@codesourcery.com>
13038 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
13039 (walk_fixup_memory_subreg): Likewise.
13040 (fixup_var_refs_insn): Adjust accordingly.
13041 (fixup_var_refs_1): Likewise.
13043 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
13045 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
13046 LIBPATH_ARCH64_SPEC): Define.
13047 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
13048 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
13049 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
13050 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
13052 2002-04-22 Joel Sherrill <joel@OARcorp.com>
13054 * gthr-rtems.h: Correct prototypes to remove warnings.
13056 2002-04-22 Richard Henderson <rth@redhat.com>
13059 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
13061 * gcse.c (free_insn_expr_list_list): New.
13062 (clear_modify_mem_tables): Use it. Fix bit set usage.
13063 (canon_list_insert): Use EXPR_LISTs for expressions.
13064 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
13066 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
13068 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
13069 file change and include code to _cpp_pop_buffer.
13070 * cpphash.h (struct pending_option): Predeclare.
13071 (struct cpp_reader): New member next_include_file.
13072 (_cpp_pop_file_buffer): Update.
13073 (_cpp_push_next_buffer): Update, rename.
13074 * cppinit.c (cpp_destroy): Free include chain and pending here.
13075 (cpp_finish_options): Simplify.
13076 (_cpp_push_next_buffer): Rename and clean up.
13077 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
13079 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
13081 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
13083 * config/rs6000/altivec.h (vec_xor): Add variant for both args
13084 being vector signed int.
13086 (vec_xor): Add variant for both args being vector signed char.
13087 Remove redundant variant.
13090 2002-04-21 David S. Miller <davem@redhat.com>
13092 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
13093 compare mode in output RTL.
13095 2002-04-22 David Edelsohn <edelsohn@gnu.org>
13097 * config/rs6000/rs6000.c (rs6000_override_options): Correct
13098 style and formatting of previous patch.
13100 2002-04-22 Alan Modra <amodra@bigpond.net.au>
13102 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
13103 flag_pic for ABI_AIX.
13105 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
13107 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
13108 * cppfiles.c (read_include_file): Similarly.
13109 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
13110 uxstrdup ustrchr, ufputs): Similarly.
13111 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
13112 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
13113 cpp_ideq, parse_identifier, parse_number): Similarly.
13114 * cpplib.c (struct directive, dequote_string, D, run_directive,
13115 cpp_push_buffer): Similarly.
13116 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
13117 _cpp_create_definition, check_trad_stringification,
13118 cpp_macro_definition): Similarly.
13120 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
13122 * cppmacro.c (funlike_invocation_p): Don't step back
13125 2002-04-21 David Edelsohn <edelsohn@gnu.org>
13127 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
13130 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
13132 * doc/invoke.texi: Remove Chill references.
13133 * doc/gcc.texi: Update last modified date.
13135 2002-04-20 Kazu Hirata <kazu@hxi.com>
13137 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
13138 push and pop. Replace add.l with add.w.
13140 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
13142 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
13143 multiply instructions for H8/300H case.
13145 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
13147 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
13148 Bum three instructions from each routine.
13150 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
13152 * Makefile.in: Update.
13153 * decl.c (push_c_function_context, pop_c_function_context,
13154 mark_c_function_context): Rename for consistency.
13155 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
13156 * c-tree.h (push_c_function_context, pop_c_function_context,
13157 mark_c_function_context): Rename for consistency.
13158 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
13159 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
13160 * function.c (init_lang_status, save_lang_status,
13161 restore_lang_status, mark_lang_status, free_lang_status):
13162 Move to langhooks.h.
13163 (push_function_context_to, pop_function_context_from,
13164 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
13166 * function.h (init_lang_status, save_lang_status,
13167 restore_lang_status, mark_lang_status, free_lang_status):
13168 Move to langhooks.h.
13169 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
13170 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
13171 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
13172 LANG_HOOKS_FUNCTION_INITIALIZER): New.
13173 (LANG_HOOKS_INITIALIZER): Update.
13174 (lhd_do_nothing_f): New.
13175 * langhooks.h (struct lang_hooks_for_functions): New.
13176 (struct lang_hooks): New hooks.
13177 * langhooks.c (lhd_do_nothing_f): New.
13179 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
13180 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
13182 2002-04-19 David S. Miller <davem@redhat.com>
13184 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
13185 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
13187 2002-04-19 Jakub Jelinek <jakub@redhat.com>
13189 PR optimization/3756
13190 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
13191 x = ((int) y < 0) ? cst1 : cst2.
13193 2002-04-19 Jakub Jelinek <jakub@redhat.com>
13196 * function.c: Reapply patch for c/6358.
13197 (expand_function_end): Copy decl_rtl's mode, not
13198 current_function_return_rtx mode.
13200 2002-04-19 Joel Sherrill <joel@OARcorp.com>
13202 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
13205 2002-04-19 Tom Tromey <tromey@redhat.com>
13207 * doc/install.texi (Specific): Update status of Solaris 2.8.
13208 For PR libgcj/6158.
13210 2002-04-19 Andreas Schwab <schwab@suse.de>
13212 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
13213 (PUT_REAL): Restore old definition.
13215 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
13216 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13218 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
13219 binutils 2.11.2 and higher generate smaller binaries than Sun's
13222 2002-04-19 Mark Mitchell <mark@codesourcery.com>
13225 * toplev.c (rest_of_compilation): Do not defer functions for which
13226 TREE_SYMBOL_REFERENCED has already been set.
13228 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
13230 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
13233 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
13235 * builtins.c: Include langhooks.h.
13236 (lang_type_promotes_to): Remove.
13237 (expand_builtin_va_arg): Use new hook.
13238 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
13239 (simple_type_promotes_to): Move to c-typeck.c.
13240 * c-common.h (simple_type_promotes_to): Remove.
13241 * c-decl.c (duplicate_decls, grokdeclarator): Update.
13242 * c-format.c: Include langhooks.h.
13243 (check_format_types): Update.
13244 * c-tree.h (c_type_promotes_to): New.
13245 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
13246 (type_lists_compatible_p): Update.
13247 * langhooks-def.h (lhd_type_promotes_to): New.
13248 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
13249 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
13250 * langhooks.c (lhd_type_promotes_to): New.
13251 * langhooks.h (struct lang_hooks_for_types): New hook.
13252 * tree.h (lang_type_promotes_to): Remove.
13254 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
13256 2002-04-18 Richard Henderson <rth@redhat.com>
13258 * function.c: Revert patch for c/6358.
13260 2002-04-18 Richard Henderson <rth@redhat.com>
13262 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
13263 blocks. Handle multiple references to the TRAP block. Handle
13264 non-adjacent THEN and OTHER blocks.
13266 2002-04-18 Richard Henderson <rth@redhat.com>
13268 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
13269 crash with no type for by-mode libcalls.
13271 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
13273 2002-04-18 Bob Wilson <bob.wilson@acm.org>
13275 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
13276 __xtensa_nonlocal_goto): Use a syscall instructions to flush
13277 the register windows.
13279 2002-04-18 Zack Weinberg <zack@codesourcery.com>
13281 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
13282 appropriate. Document need for extended precision even when
13283 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
13284 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
13285 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
13286 instead of relying on later syntax error when REAL_WIDTH > 5.
13287 * real.c: Define NE based only on whether or not we have a
13288 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
13289 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
13290 define GET_REAL and PUT_REAL as simple memcpy operations; no
13291 need to byteswap or round.
13292 Use #error instead of #ifdef-ing out the entire file, for
13293 prompt error detection.
13295 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
13297 2002-04-18 David S. Miller <davem@redhat.com>
13299 * config/sparc/sparc.h (BRANCH_COST): Define.
13301 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
13304 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
13306 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
13307 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
13308 propagate_block calls after relaxation loop using new variable
13309 stabilized_prop_flags.
13311 2002-04-18 Richard Henderson <rth@redhat.com>
13313 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
13314 (ia64_va_arg): Expect variable sized types by reference.
13315 * config/ia64/ia64-protos.h: Update.
13316 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
13317 ia64_function_arg_pass_by_reference.
13319 2002-04-18 Richard Henderson <rth@redhat.com>
13321 * ifcvt.c: Include except.h.
13322 (block_has_only_trap): Break out from find_cond_trap.
13323 (find_cond_trap): Use it. Always delete the trap block.
13324 (merge_if_block): Allow then block null. Be less simplistic about
13325 what insns can end a block.
13326 * Makefile.in (ifcvt.o): Depend on except.h.
13328 * config/ia64/ia64.md (trap, conditional_trap): New.
13330 2002-04-18 Jakub Jelinek <jakub@redhat.com>
13333 * function.c (assign_parms): Assign hard current_function_return_rtx
13335 (expand_function_end): ...not here.
13337 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
13339 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
13340 * c-tree.h (c_incomplete_type_error): New.
13341 * c-typeck.c (require_complete_type, build_component_ref): Update.
13342 (incomplete_type_error): Rename.
13343 * langhooks-def.h (lhd_incomplete_type_error): New.
13344 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
13345 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
13346 * langhooks.c (lhd_incomplete_type_error): New.
13347 * langhooks.h (struct lang_hooks_for_types): New hook.
13348 * tree.c (size_in_bytes): Use new hook.
13349 * tree.h (incomplete_type_error): Remove.
13351 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
13353 2002-04-18 Zack Weinberg <zack@codesourcery.com>
13355 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
13356 TARGET_FLOAT_FORMAT blocks.
13358 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13360 * doc/install.texi (Downloading the source): Do not mention Chill
13361 any longer, but mention Ada.
13362 (Configuration): Do not mention Chill any longer.
13364 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
13366 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
13368 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
13370 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
13373 2002-04-18 Jakub Jelinek <jakub@redhat.com>
13375 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
13376 instead of unsigned_type.
13378 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
13380 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
13381 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
13384 2002-04-18 Bernd Schmidt <bernds@redhat.com>
13386 * attribs.c (vector_type_node_list): New static variable.
13387 (handle_vector_size_attribute): Use it to avoid generating a
13388 new type node each time we are called.
13390 * combine.c (subst): Avoid trying to make a vector mode subreg of
13391 an integer constant.
13392 (gen_lowpart_for_combine): Likewise.
13394 2002-04-18 Roger Sayle <roger@eyesopen.com>
13395 Jakub Jelinek <jakub@redhat.com>
13397 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
13398 for integer constant c (if x has unsigned type or sign bit is not
13399 set in c). This folds the zero/sign extension into the bit-wise and
13402 2002-04-18 Jakub Jelinek <jakub@redhat.com>
13405 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
13408 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
13410 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
13412 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
13414 * gcc.c (read_specs): Detect and fail if an attempt is made to
13415 rename a spec string to an already existing string.
13417 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
13419 * config/s390/s390.c (legitimize_pic_address): Do not generate
13420 illegal address constant without CONST.
13422 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13424 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
13425 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
13427 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
13429 PR optimization/6305
13430 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
13431 to make sure previous reloads are taken into account. Generate
13432 better code if one operand is an in-range immediate constant.
13434 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
13436 * doc/install.texi (Building): libgcj requires GNU make.
13438 2002-04-17 Jakub Jelinek <jakub@redhat.com>
13441 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
13442 even if hard quad and register is not floating.
13443 (movtf reg<-mem split): Disallow splitting if hard quad and
13444 register is floating.
13445 (movtf mem<-reg split): Likewise.
13446 * config/sparc/sparc.c (fp_register_operand): New predicate.
13447 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
13449 2002-04-17 Zack Weinberg <zack@codesourcery.com>
13451 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
13452 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
13453 (unprotoize.o): Ditto. Build from protoize.c. Define
13454 UNPROTOIZE on command line.
13455 * protoize.c: Include cppdefault.h. Delete include_defaults.
13456 (in_system_include_dir): Use cpp_include_defaults (defined in
13458 * unprotoize.c: Delete file.
13460 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
13462 * config/rs6000/altivec.h (vec_ld): Add array variants.
13466 2002-04-17 Alan Matsuoka <alanm@redhat.com>
13467 Aldy Hernandez <aldyh@redhat.com>
13469 * config/rs6000/altivec.h: Define __ALTIVEC__.
13474 (vec_vmaddfp): New.
13476 Add parentheses to all macro arguments.
13478 2002-04-16 Richard Henderson <rth@redhat.com>
13481 * except.c (remove_eh_handler): Insert inner regions at beginning
13482 of sibling chain. Refactor expressions.
13484 2002-04-16 Richard Henderson <rth@redhat.com>
13486 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
13487 * config/sparc/sol2-gas-bi.h: New file.
13488 * config.gcc (sparc*-solaris): Add it as needed.
13489 * configure.in (AS_SPARC64_FLAG): Remove check.
13490 * config.in, configure: Regenerate.
13492 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
13494 2002-04-16 Richard Henderson <rth@redhat.com>
13496 * config/mips/mips.c (override_options): Don't override N32 for
13500 * config/mips/mips.md (can_delay): Split out of existing define_delays.
13501 (HILO_delay): Set can_delay false.
13503 2002-04-16 Dale Johannesen <dalej@apple.com>
13505 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
13506 instruction addresses.
13507 (rs6000_output_function_epilogue): Likewise.
13509 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
13511 * c-parse.in (poplevel, compstmt_start,
13512 compstmt_primary_start): Add ending ';', in accordance
13515 2002-04-16 Richard Henderson <rth@redhat.com>
13517 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
13518 Adjust tm_file order to get TARGET_DEFAULT set properly.
13519 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
13520 * doc/install.texi (sparc-solaris): Update.
13522 2002-04-16 Dale Johannesen <dalej@apple.com>
13524 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
13525 comparison operands do not match each other or if modes of
13526 conditions do not match result.
13528 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
13531 * config/s390/s390.md (mulsidi3): Set both subregs of the
13532 multiword register.
13534 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
13536 * config/rs6000/altivec.h (vec_addc): Type check.
13538 2002-04-16 Jakub Jelinek <jakub@redhat.com>
13541 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
13543 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
13545 2002-04-15 Richard Henderson <rth@redhat.com>
13547 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
13548 call_really_used_regs too.
13550 2002-04-15 Richard Henderson <rth@redhat.com>
13552 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
13554 2002-04-15 David S. Miller <davem@redhat.com>
13556 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
13557 as being CLOBBERed.
13559 2002-04-16 Jakub Jelinek <jakub@redhat.com>
13562 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
13563 CONST_VECTOR is { 0, ... 0 }.
13565 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
13567 * doc/install.texi (Installing GCC: Configuration): Clarify
13568 the only supported ways to configure gcc.
13570 2002-04-15 Roland McGrath <roland@frob.com>
13572 * config.gcc (alpha*-*-gnu*): New target configuration.
13573 * config/alpha/gnu.h: New file for it.
13574 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
13576 2002-04-16 Mark Mitchell <mark@codesourcery.com>
13578 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
13579 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
13580 * tree.h (expand_start_stmt_expr): Update prototype.
13581 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
13582 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
13583 on the STMT_EXPR created for the inline function.
13585 2002-04-15 Richard Henderson <rth@redhat.com>
13587 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
13588 config/i386/linux-aout.h, config/i386/linux-oldld.h,
13589 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
13590 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
13591 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
13592 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
13593 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
13594 Define __gnu_linux__, not gnu_linux.
13595 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
13597 2002-04-15 Mark Mitchell <mark@codesourcery.com>
13599 Remove Chill front end.
13600 * gcc.c (default_compilers): Remove Chill entries.
13601 * ch: Remove directory.
13602 * doc/frontends.texi: Remove information about Chill.
13603 * doc/sourcebuild.texi: Likewise.
13604 * doc/standards.texi: Likewise.
13606 2002-04-15 Douglas B Rupp <rupp@gnat.com>
13608 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
13609 (LONGLONG_STANDALONE): Define.
13611 2002-04-15 David S. Miller <davem@redhat.com>
13613 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
13614 Call emit_library_call with LCT_NORMAL.
13615 (sparc_initialize_trampoline): Use LCT_foo instead of
13616 magic constant in emit_library_call invocations.
13617 (sparc64_initialize_trampoline): Likewise.
13618 (sparc_profile_hook): Likewise.
13619 * config/sparc/sparc.md: Likewise.
13621 * config/sparc/sparc.c (sparc_extra_constraint_check):
13622 Fix type of argument 'c'.
13623 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
13626 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
13628 * diagnostic.h (output_buffer_state): Redefine.
13629 (output_format_decoder): New macro.
13630 (output_prefixing_rule): Likewise.
13631 (output_line_cutoff): Likewise.
13632 (diagnostic_format_decoder): Adjust.
13633 (diagnostic_prefixing_rule): Likewise.
13634 (diagnostic_line_cutoff): Likewise.
13635 (diagnostic_state): Likewise.
13636 (diagnostic_kind_count): Likewise.
13637 (diagnostic_buffer): Now a macro.
13639 * diagnostic.c (diagnostic_buffer): Remove definition.
13640 (output_is_line_wrapping): Adjust.
13641 (set_real_maximum_length): Likewise.
13642 (output_set_maximum_length): Likewise.
13643 (init_output_buffer): Likewise.
13644 (lhd_print_error_function): Likewise.
13645 (output_do_verbatim): Likewise.
13647 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
13649 * cpperror.c (print_location): Don't print include chain
13651 (cpp_begin_message): Update to use DL_ macros.
13652 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
13653 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
13654 cpp_notice, cpp_notice_from_errno): Remove.
13655 (cpp_error, cpp_error_with_line): Update to take a diagnostic
13658 * cppexp.c (CPP_ICE): Remove.
13659 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
13660 lex, integer_overflow, _cpp_parse_expr): Update.
13661 * cppfiles.c (read_include_file, find_include_file,
13662 handle_missing_header, _cpp_read_file, remap_filename): Update.
13663 * cpphash.h (enum error_type): Remove.
13664 (_cpp_begin_message): Update.
13665 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
13666 cpp_handle_option, cpp_post_options): Update.
13667 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
13668 skip_whitespace, parse_identifier, parse_slow, parse_string,
13669 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
13670 cpp_interpret_charconst): Update.
13671 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
13672 lex_macro_node, do_undef, glue_header_name, parse_include,
13673 do_include_common, read_flag, do_line, do_linemarker, do_ident,
13674 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
13675 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
13676 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
13677 _cpp_pop_buffer, do_diagnostic): Update.
13678 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
13679 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
13680 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
13681 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
13682 cpp_notice, cpp_notice_from_errno): Remove.
13683 (cpp_error, cpp_error_with_line): Update to take a diagnostic
13686 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
13687 collect_args, enter_macro_context, save_parameter, parse_params,
13688 _cpp_create_definition, check_trad_stringification,
13689 cpp_macro_definition): Update.
13690 * cppmain.c (cpp_preprocess_file): Update.
13691 * fix-header.c (read_scan_file): Update.
13693 2002-04-14 Andreas Schwab <schwab@suse.de>
13695 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
13697 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
13699 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
13701 2002-04-13 Mark Mitchell <mark@codesourcery.com>
13703 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
13706 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
13708 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
13710 2002-04-13 Joel Sherrill <joel@OARcorp.com>
13712 * config/sparc/t-elf: Enable v8 multilibs. Impacts
13713 sparc-elf and sparc-rtems targets.
13715 2002-04-13 Mark Mitchell <mark@codesourcery.com>
13717 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
13718 defined, and __gnu_hurd__ wherever __GNU__ is defined.
13719 * arm/linux-elf.h: Likewise.
13720 * cris/aout.h: Likewise.
13721 * cris/linux.h: Likewise.
13722 * i370/linux.h: Likewise.
13723 * i386/gnu.h: Likewise.
13724 * i386/linux-aout.h: Likewise.
13725 * i386/linux-oldld.h: Likewise.
13726 * i386/linux.h: Likewise.
13727 * i386/linux64.h: Likewise.
13728 * ia64/linux.h: Likewise.
13729 * m68k/linux-aout.h: Likewise.
13730 * m68k/linux.h: Likewise.
13731 * mips/linux.h: Likewise.
13732 * pa/pa-linux.h: Likewise.
13733 * pj/linux.h: Likewise.
13734 * rs6000/sysv4.h: Likewise.
13735 * s390/linux.h: Likewise.
13736 * sh/linux.h: Likewise.
13737 * sparc/linux-aout.h: Likewise.
13738 * sparc/linux.h: Likewise.
13739 * sparc/linux64.h: Likewise.
13740 * xtensa/linux.h: Likewise.
13742 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
13744 * stmt.c (check_unique_operand_names): Expect operand names to
13745 be strings rather than identifiers. Use simple_cst_equal to
13747 (resolve_operand_name_1): Make same identifier to string change here.
13748 * c-parse.in (asm_operand): Convert a named operand into a string.
13749 * cp/parse.y (asm_operand): Likewise.
13751 2002-04-13 Andreas Schwab <schwab@suse.de>
13753 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
13755 2002-04-12 Mark Mitchell <mark@codesourcery.com>
13757 Revert these changes:
13759 2002-04-06 Mark Mitchell <mark@codesourcery.com>
13762 * stor-layout.c (layout_decl): Reset the RTL for the decl.
13764 2002-04-12 Richard Henderson <rth@redhat.com>
13766 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
13767 (sparc*-*-solaris): Clean up header files.
13768 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
13769 and plan on generating 64-bit code.
13770 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
13771 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
13772 * config/sparc/sol2-sld-64.h: Rename ...
13773 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
13774 for AS_SPARC64_FLAG not defined.
13775 * config/sparc/sol2-gld-bi.h: New.
13776 * config/sparc/sol2-sld.h: Remove.
13777 * config/sparc/sol26-sld.h: New.
13778 * config/sparc/sol2.h: Tidy comments.
13779 * doc/install.texi: Document sparc-solaris configury changes.
13781 2002-04-12 Richard Henderson <rth@redhat.com>
13783 * recog.c (offsettable_address_p): Match the logic in adjust_address.
13785 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
13786 in 64-bit mode only. Use only for 32-bit or MEDLOW.
13788 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13790 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
13792 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
13794 * pa.c (pa_can_combine_p): Call extract_insn before calling
13795 constrain_operands.
13797 2002-04-12 Douglas B Rupp <rupp@gnat.com>
13799 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
13800 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
13801 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
13802 (CPP_PREDEFINES): Handle __declspec.
13803 * config/i386/t-interix (USER_H): Remove.
13805 2002-04-12 DJ Delorie <dj@redhat.com>
13807 * integrate.c (compare_blocks): Make comparisons safe for when
13808 sizeof(int) < sizeof(char *).
13809 (find_block): Likewise.
13811 2002-04-12 Jan Hubicka <jh@suse.cz>
13812 David Edelsohn <edelsohn@gnu.org>
13814 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
13816 (symbol_ref_operand): New.
13817 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
13818 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
13820 2002-04-12 Andreas Schwab <schwab@suse.de>
13822 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
13823 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
13824 overrides the definition in config/svr4.h.
13826 2002-04-12 Eric Norum <eric.norum@usask.ca>
13828 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
13829 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
13830 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
13831 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
13832 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
13833 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
13834 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
13835 definitions to config/rtems.h and make the targets more similar.
13837 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13839 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
13840 POINTERS_EXTEND_UNSIGNED.
13841 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
13842 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
13844 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
13847 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
13849 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
13850 depends on TARGET_SHMEDIA, not TARGET_SH5.
13852 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
13854 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
13855 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
13857 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
13859 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
13862 2002-04-12 Andreas Schwab <schwab@suse.de>
13864 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
13866 2002-04-12 Richard Henderson <rth@redhat.com>
13869 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
13871 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
13872 modes spanning multiple hard regs.
13874 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
13876 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
13878 * pa.c (pa_output_function_prologue): Don't accumulate the total
13879 number of code bytes when using TARGET_64BIT, or gas, SOM and not
13880 the portable runtime.
13881 (output_deferred_plabels): Handle 64bit plabels.
13882 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
13883 generating pic code using the GAS assembler for object formats that
13884 are not SOM (ie., ELF32 and ELF64).
13885 (output_millicode_call): Check attribute type if attribute length is 28.
13886 Likewise use $PIC_pcrel$0. Only call get_attr_length and
13887 dbr_sequence_length once.
13888 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
13889 dbr_sequence_length once.
13890 * pa.h (TARGET_SOM): Define if not defined.
13891 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
13892 with GAS and not SOM.
13893 (jump, call_internal_reg, call_value_internal_reg): Likewise.
13894 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
13896 2002-04-11 David O'Brien <obrien@FreeBSD.org>
13898 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
13899 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
13900 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
13901 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
13902 elfos.h and dbxelf.h values are fine now.
13903 * config/i386/freebsd.h, config/alpha/freebsd.h
13904 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
13906 2002-04-11 David O'Brien <obrien@FreeBSD.org>
13908 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
13909 or set Acpu or Amachine. Reformat.
13910 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
13912 (LINK_SPEC): Do not need to undef.
13913 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
13914 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
13915 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
13917 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
13918 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
13919 (LINK_SPEC): Do not need to undef.
13920 (DONT_USE_BUILTIN_SETJMP): Do not define.
13921 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
13922 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
13923 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
13924 Remove trailing spaces.
13925 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
13926 __ELF__, or set Acpu or Amachine. Reformat.
13927 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
13930 2002-04-11 David O'Brien <obrien@FreeBSD.org>
13932 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
13933 all other *-*-freebsd* targets.
13935 2002-04-11 Richard Henderson <rth@redhat.com>
13937 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
13939 2002-04-11 David O'Brien <obrien@FreeBSD.org>
13941 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
13942 Include {cpu}/{cpu}.h thru tm_file.
13943 (alpha*-*-linux*ecoff): Remove target.
13944 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
13945 (LINK_SPEC): Remove, is not OS independent.
13946 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
13947 (LINK_SPEC): Do not need to #undef any longer.
13948 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
13950 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
13952 (LINK_SPEC): Moved here from alpha/elf.h.
13953 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
13954 SUB_CPP_PREDEFINES.
13955 * config/alpha/linux-ecoff.h: Remove.
13956 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
13957 (CPP_SPEC): Define _POSIX_SOURCE as needed.
13958 (CPP_SUBTARGET_SPEC): Do not define.
13959 (LINK_SPEC): Do not need to #undef any longer.
13960 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
13961 * config/alpha/vms.h: Likewise.
13963 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
13965 * doc/extend.texi: Remove old claim that typedefs cannot have
13966 an alignment attribute.
13968 2002-04-11 Jakub Jelinek <jakub@redhat.com>
13970 PR optimization/6177
13971 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
13972 bitpos is 0 and bitsize CONCAT size.
13974 2002-04-11 Jakub Jelinek <jakub@redhat.com>
13977 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
13979 2002-04-10 David O'Brien <obrien@FreeBSD.org>
13981 * config/alpha/freebsd.h: Minor reformatting.
13982 (CPP_SPEC): Define ELF and add cpp_subtarget.
13983 (ASM_SPEC): No longer needed.
13985 2002-04-11 Richard Henderson <rth@redhat.com>
13987 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
13988 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
13989 (dimode mem/zero splitter): New.
13991 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
13993 * config/cris/cris.c (cris_override_options): Tweak error message
13994 for PIC not implemented.
13996 * config/cris/cris.h: Tweak comments related to parameter-passing.
13998 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
14000 2002-04-10 Richard Henderson <rth@redhat.com>
14002 * except.c (add_ehl_entry): Allow duplicates after landing pad
14005 2002-04-10 David Edelsohn <edelsohn@gnu.org>
14007 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
14009 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
14011 * c-decl.c (c_init_decl_processing): Move generation of
14012 decls for g77_integer_type_node and friends from here ...
14013 * c-common.c (c_common_nodes_and_builtins): ... to here.
14015 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
14017 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
14018 is only used as frame pointer when frame_pointer_needed is true.
14020 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
14023 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
14024 for the fact that the pool entry uses two words.
14025 (movdf_hard_insn): Similarly. Also, ADR instruction can span
14027 (movdf_soft_insn): Similarly.
14028 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
14029 for the fact that the pool entry uses three words.
14031 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
14033 * config/mips/mips.c (mips_va_arg): When using the struct version
14034 of the EABI va_list, allow arguments in the register save area to
14035 take up less room than a stack argument.
14037 2002-04-10 Richard Henderson <rth@redhat.com>
14039 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
14040 if EXPAND_INITIALIZER.
14042 2002-04-09 Richard Henderson <rth@redhat.com>
14044 * config/alpha/alpha.md (movdi_er_maybe_g): New.
14045 * config/alpha/alpha.c (alpha_expand_mov): Use it.
14047 2002-04-10 Alan Modra <amodra@bigpond.net.au>
14049 PR optimization/6233
14050 * rtlanal.c (pure_call_p): New function.
14051 * rtl.h (pure_call_p): Declare.
14052 * loop.c (prescan_loop): Use it to set has_nonconst_call.
14053 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
14055 2002-04-09 Eric Christopher <echristo@redhat.com>
14057 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
14058 information to .comm directive.
14060 2002-04-09 Richard Henderson <rth@redhat.com>
14063 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
14065 2002-04-09 Richard Henderson <rth@redhat.com>
14067 * basic-block.h (flow_delete_block_noexpunge): Declare.
14068 (expunge_block_nocompact): Declare.
14069 * cfg.c (expunge_block_nocompact): Split out from ...
14070 (expunge_block): ... here.
14071 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
14072 (flow_delete_block_noexpunge): Split out from ...
14073 (flow_delete_block): ... here.
14074 * cfgcleanup.c (delete_unreachable_blocks): Compact while
14075 removing dead blocks.
14076 * except.c (exception_handler_labels): Remove.
14077 (exception_handler_label_map): New.
14078 (struct eh_region): Add aka member.
14079 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
14080 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
14081 (for_each_eh_label, for_each_eh_label_1): New.
14082 (init_eh): Register exception_handler_label_map.
14083 (free_eh_status): Use free_region.
14084 (find_exception_handler_labels): Use the map, not the list.
14085 (remove_exception_handler_label): Likewise.
14086 (maybe_remove_eh_handler): Likewise.
14087 (remove_eh_handler): Use the region aka bitmap.
14088 * except.h (exception_handler_labels): Remove.
14089 (for_each_eh_label): Declare.
14090 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
14091 * loop.c (invalidate_loops_containing_label): New.
14092 (find_and_verify_loops): Use it. Use for_each_eh_label.
14093 * sched-rgn.c (is_cfg_nonregular): Use
14094 current_function_has_exception_handlers.
14096 2002-04-09 Richard Henderson <rth@redhat.com>
14098 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
14099 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
14100 Do not return changed status.
14101 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
14102 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
14103 New functions that do return changed status.
14104 * sbitmap.h: Update decls.
14105 * gcse.c, lcm.c: Use _cg functions as needed.
14107 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
14109 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
14110 (sh64-*-elf*, sh-*-rtemself*): Likewise.
14111 * config/sh/embed_bb.c: New file.
14112 * config/sh/embed-elf.h: New file.
14113 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
14114 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
14115 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
14117 (SUBTARGET_CPP_PTR_SPEC): Don't define.
14118 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
14119 Add subtarget_asm_endian_spec.
14120 (ASM_SPEC): Use subtarget_asm_endian_spec.
14121 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
14122 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
14123 (WCHAR_UNSIGNED): Define.
14124 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
14125 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
14126 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
14128 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
14129 (sh_adjust_cost): Likewise.
14130 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
14132 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
14133 (WCHAR_TYPE_SIZE): Likewise.
14134 (ASM_SPEC): Use subtarget_asm_endian_spec.
14135 (SH_ELF_WCHAR_TYPE): #undef/ #define.
14136 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
14137 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
14138 (MAX_WCHAR_TYPE_SIZE): Don't #define .
14139 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
14140 (USER_LABEL_PREFIX): Don't #undef /#define .
14141 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
14142 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
14143 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
14144 (ASM_SPEC): Likewise.
14145 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
14146 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
14147 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
14148 (LIB2FUNCS_EXTRA): Define.
14149 * t-sh64 (LIB2FUNCS_EXTRA): Define.
14150 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
14151 (LIB1ASMFUNCS_CACHE): Define.
14152 (LIB2FUNCS_EXTRA): Redefine empty.
14154 2002-04-08 Richard Henderson <rth@redhat.com>
14156 * reorg.c (get_branch_condition): Use reversed_comparison_code.
14158 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
14160 * config/m68hc11/larith.asm (__map_data_section): Fix condition
14161 and optimize for size.
14162 (__do_global_ctors): Fix pointer comparison.
14163 (__do_global_dtors): Likewise.
14165 2002-04-09 David S. Miller <davem@redhat.com>
14167 * config/sparc/sparc.c (sparc_extra_constraint_check): New
14168 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
14169 allow reloading pseudos.
14170 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
14171 * config/sparc/sparc-protos.h: Declare it.
14173 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
14174 unsigned comparison warning.
14175 (output_restore_regs): Mark leaf_function as unused.
14177 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14179 * expr.c (is_aligning_offset): New function.
14180 (expand_expr, case COMPONENT_EXPR): Call it.
14182 2002-04-08 David S. Miller <davem@redhat.com>
14185 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
14187 Make init_priority work on Sparc when using GNU ld.
14188 * config/sparc/linux.h, config/sparc/linux64.h,
14189 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
14190 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
14191 * config/sparc/sol2-gld.h: New file to do the same.
14192 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
14193 sparc/sol2-gld.h to tm_file.
14195 PR optimization/4328
14196 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
14197 * doc/md.texi: Document it.
14198 * config/sparc/sparc.md (movdi_insn_sp64_novis,
14199 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
14200 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
14201 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
14202 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
14204 2002-04-08 Andreas Jaeger <aj@suse.de>
14206 * stmt.c (expand_asm_operands): Revert last patch from Richard
14209 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14211 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
14212 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
14214 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14216 * doc/contrib.texi (Contributors): Add David O'Brien.
14218 2002-04-08 Alan Modra <amodra@bigpond.net.au>
14220 * configure.in (auto-build.h): Use target_alias and build_alias
14221 when running configure.
14222 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
14223 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
14224 * configure: Regenerate.
14226 2002-04-07 David S. Miller <davem@redhat.com>
14228 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
14230 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
14233 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
14234 generating 32-bit pic code.
14236 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
14238 * cppinit.c (cpp_create_reader): Initialize
14239 discard_comments_in_macro_exp.
14240 (COMMAND_LINE_OPTIONS): Add "-CC" option.
14241 (cpp_handle_option): Handle "-CC" option.
14242 * cpplex.c (save_comment): If saving a C++ comment in
14243 a directive, convert it to a C comment.
14244 (_cpp_lex_direct): Pass second comment start character to
14245 save_comment to indicate comment type.
14246 * cpplib.c (_cpp_handle_directive): If processing
14247 a "#define" directive and discard_comments_in_macro_exp
14248 is false, re-enable saving of comments.
14249 (lex_macro_node): If discard_comments_in_macro_exp is false,
14250 discard any comments before the macro identifier.
14251 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
14253 * cppmacro.c (cpp_get_token): If expanding a macro while
14254 processing a directive, discard any comments we might encounter.
14255 (parse_params): If discard_comments_in_macro_exp is false,
14256 ignore comments in the macro parameter list.
14257 * gcc.c (cpp_unique_options): Add "-CC" option.
14258 (option_map): Map "--comments-in-macros" to "-CC".
14259 * doc/cppopts.texi: Document "-CC" option.
14260 * f/lang-specs.h: Add "-CC" option.
14261 * testsuite/gcc.dg/cpp/maccom1.c: New test.
14262 * testsuite/gcc.dg/cpp/maccom2.c: New test.
14263 * testsuite/gcc.dg/cpp/maccom3.c: New test.
14264 * testsuite/gcc.dg/cpp/maccom4.c: New test.
14265 * testsuite/gcc.dg/cpp/maccom5.c: New test.
14266 * testsuite/gcc.dg/cpp/maccom6.c: New test.
14268 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
14271 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
14273 2002-04-06 Mark Mitchell <mark@codesourcery.com>
14276 * stor-layout.c (layout_decl): Reset the RTL for the decl.
14279 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
14280 RTX_UNCHANGING_P for the functions arguments when a tail call
14283 2002-04-06 Jason Merrill <jason@redhat.com>
14285 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
14286 (parse_options_and_default_flags): Set them appropriately.
14287 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
14289 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
14291 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
14294 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
14297 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
14298 types come in by-reference. Fix typo in comment.
14300 2002-04-05 David S. Miller <davem@redhat.com>
14302 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
14303 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
14304 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
14305 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
14307 2002-04-05 David S. Miller <davem@redhat.com>
14309 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
14310 are not going to emit return instructions, emit at least a nop
14311 for the sake of sane backtraces.
14313 2002-04-05 Richard Henderson <rth@redhat.com>
14315 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
14317 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
14319 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
14321 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
14323 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
14324 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
14325 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
14327 2002-04-05 Andreas Schwab <schwab@suse.de>
14329 * c-convert.c: Include c-common.h.
14330 * Makefile.in (c-convert.o): Updated.
14332 2002-04-05 Jakub Jelinek <jakub@redhat.com>
14334 * mklibgcc.in: Use separate libgcc.map for each multilib.
14335 * Makefile.in (distclean): Don't remove libgcc.map here.
14337 2002-04-05 Jakub Jelinek <jakub@redhat.com>
14339 * Makefile.in (s-mlib): Handle --disable-multilib by separate
14340 genmultilib invocation.
14342 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
14344 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
14345 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
14346 to num_gprs for symmetry.
14347 * config/mips/mips.c: Adjust accordingly.
14349 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
14351 * c-common.c (truthvalue_conversion): Rename, update.
14352 * c-common.h (c_common_truthvalue_conversion): New.
14353 * c-convert.c (convert): Update.
14354 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
14355 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
14356 * c-typeck.c (build_binary_op, build_unary_op,
14357 build_conditional_expr): Update.
14358 * fold-const.c (constant_boolean_node, fold): Use langhook.
14359 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
14360 * langhooks.h (struct lang_hooks): New hook.
14361 * stmt.c (expand_decl_cleanup): Use langhook.
14362 * tree.h (truthvalue_conversion): Remove.
14364 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
14366 2002-04-05 Alan Modra <amodra@bigpond.net.au>
14368 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
14369 Add rules to make null object file.
14371 2002-04-04 Jim Blandy <jimb@redhat.com>
14373 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
14374 macro formal parameter names.
14376 2002-04-04 David S. Miller <davem@redhat.com>
14378 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
14380 2002-04-04 Richard Henderson <rth@redhat.com>
14383 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
14384 Support copies into and out of memory. Don't accept allows_reg
14385 and allows_mem as gospel.
14387 2002-04-04 Richard Henderson <rth@redhat.com>
14390 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
14391 (write_dependence_p): Likewise.
14393 2002-04-04 Richard Henderson <rth@redhat.com>
14395 * predict.c (estimate_bb_frequencies): Do frequency calculation
14396 with a volatile temporary.
14398 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
14400 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
14402 2002-04-04 Jakub Jelinek <jakub@redhat.com>
14405 * final.c (final_start_function): Don't bump profile_label_no here...
14406 (final_end_function): ...but here.
14408 2002-04-04 Jakub Jelinek <jakub@redhat.com>
14410 * config/sparc/sparc.md (pic): New attribute.
14411 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
14413 (split after do_builtin_setjmp_setup): New.
14415 2002-04-04 Jakub Jelinek <jakub@redhat.com>
14418 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
14421 2002-04-04 Jakub Jelinek <jakub@redhat.com>
14423 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
14424 UNITS_PER_WORD for zero sized aggregates.
14426 2002-04-03 David S. Miller <davem@redhat.com>
14428 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
14429 one-character spec for this, just use %(link_gcc_c_sequence).
14431 2002-04-03 David S. Miller <davem@redhat.com>
14433 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
14436 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
14438 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
14439 (DWARF_FRAME_RETURN_COLUMN): Move.
14440 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
14441 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
14442 * pa.c (except.h, predict.h): Include.
14444 (store_reg_modify, set_reg_plus_d): Revise prototypes.
14445 (output_ascii): Add cast.
14446 (store_reg_modify): Revise to add frame notes.
14447 (set_reg_plus_d): Likewise.
14448 (compute_frame_size): Include space for eh data registers in frame if
14449 the current function calls eh_return.
14450 (hppa_expand_prologue): Ensure register %r2 is saved if the current
14451 function calls eh_return. Save eh data registers if the current
14452 function calls eh_return. Fix code to add frame notes. Emit
14453 blockage to prevent insns with frame notes being scheduled in the
14454 delay slot of calls.
14455 (hppa_expand_epilogue): Restore eh data registers and do final stack
14456 adjustment if the current function calls eh_return. Don't add frame
14458 (output_call): Revise for change in length of call insn. Don't do
14459 return pointer adjustment for an unconditional jump in the delay slot
14460 of a call when using frame notes.
14461 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
14462 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
14463 (ARG_POINTER_CFA_OFFSET): Define.
14464 * pa.md (return_external_pic): New pattern.
14465 (prologue): Correct formatting. Use return_external_pic if current
14466 function calls eh_return.
14467 (call_internal_symref, call_value_internal_symref,
14468 sibcall_internal_symref, sibcall_value_internal_symref): Change default
14469 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
14471 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
14473 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
14474 list of targets to check using "nop" insn.
14475 * configure: Rebuilt.
14477 2002-04-04 Alan Modra <amodra@bigpond.net.au>
14479 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
14481 2002-04-03 David S. Miller <davem@redhat.com>
14483 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
14484 library sequence passed to the linker.
14485 (LINK_COMMAND_SPEC): Use it.
14486 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
14487 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
14488 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
14490 2002-04-03 Jason Merrill <jason@redhat.com>
14492 * except.c (struct eh_status): Remove protect_list.
14493 (begin_protect_partials, end_protect_partials): Remove.
14494 (add_partial_entry): Remove.
14495 * except.h: Remove prototypes.
14497 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
14498 expand_decl_cleanup_eh.
14501 * tree.h (CLEANUP_EH_ONLY): New macro.
14502 * stmt.c (expand_decl_cleanup_eh): New fn.
14503 (expand_cleanups): Check CLEANUP_EH_ONLY.
14504 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
14505 Use expand_decl_cleanup_eh.
14506 (expand_stmt): Adjust.
14507 * c-common.h: Adjust prototype.
14509 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
14511 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
14512 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
14513 (cris_target_asm_function_epilogue): Ditto.
14514 (cris_initial_frame_pointer_offset): Ditto.
14515 (cris_simple_epilogue): Ditto.
14516 (cris_expand_builtin_va_arg): Variable-size types come in
14519 2002-04-03 David S. Miller <davem@redhat.com>
14521 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
14523 (set_fast_math): Correct 'fsr' type.
14525 2002-04-03 Richard Henderson <rth@redhat.com>
14528 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
14529 * toplev.c (check_global_declarations): Use it.
14530 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
14531 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
14532 (LANG_HOOKS_DECLS): Add it.
14533 * langhooks.c (lhd_warn_unused_global_decl): New.
14534 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
14535 * c-objc-common.c (c_warn_unused_global_decl): New.
14536 * c-tree.h (c_warn_unused_global_decl): Declare.
14537 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
14539 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
14541 * langhooks-def.h (lhd_set_decl_assembler_name,
14542 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
14543 (LANG_HOOKS_INITIALIZER): Update.
14544 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
14545 * langhooks.h (struct lang_hooks): New hook.
14546 * tree.c (set_decl_assembler_name): Move to langhooks.c.
14547 (lang_set_decl_assembler_name): Remove.
14548 (init_obstacks): Don't set hook.
14549 (decl_assembler_name): New function.
14550 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
14551 (decl_assembler_name): New.
14552 (lang_set_decl_assembler_name): Remove.
14554 2002-04-03 Jakub Jelinek <jakub@redhat.com>
14556 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
14557 works properly with .hidden symbols.
14558 * configure: Rebuilt.
14559 * config.in: Rebuilt.
14560 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
14561 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
14562 properly with .hidden symbols.
14564 2002-04-03 Jakub Jelinek <jakub@redhat.com>
14567 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
14570 2002-04-03 Richard Henderson <rth@redhat.com>
14573 * sched-rgn.c (sets_likely_spilled): New.
14574 (sets_likely_spilled_1): New.
14575 (add_branch_dependences): Use it.
14577 2002-04-02 Richard Henderson <rth@redhat.com>
14580 * loop.h (LOOP_FIRST_PASS): New.
14581 * loop.c (strength_reduce): Mind it when deciding to unroll.
14582 * toplev.c (rest_of_compilation): Set it.
14584 2002-04-02 David S. Miller <davem@redhat.com>
14586 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
14587 mems_ok_for_ldd_peep when the order of the loads being examined
14589 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
14590 existing comment to increase comprehension of this situation.
14592 2002-04-02 Zack Weinberg <zack@codesourcery.com>
14594 * config/sh/sh.md: Don't use union real_extract.
14596 2002-04-02 Richard Henderson <rth@redhat.com>
14598 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
14600 2002-04-02 David O'Brien <obrien@FreeBSD.org>
14602 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
14603 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
14604 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
14605 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
14606 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
14607 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
14608 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
14609 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
14610 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
14611 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
14612 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
14613 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
14614 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
14615 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
14616 Include as many configury headers via tm_file as possible. This
14617 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
14618 * config/openbsd-oldgas.h: New file.
14619 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
14620 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
14621 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
14622 config/i386/i386-coff.h, config/i386/i386-interix.h,
14623 config/i386/iscdbx.h, config/i386/linux-aout.h,
14624 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
14625 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
14626 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
14627 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
14628 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
14629 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
14630 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
14631 config/i386/vxi386.h: Do not directly include configury headers.
14632 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
14633 Directly include configury headers that are no longer automatically
14634 included by the above headers.
14635 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
14636 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
14637 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
14638 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
14639 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
14640 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
14641 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
14642 (TARGET_VERSION): Define.
14643 * config/i386/beos-elf.h, config/i386/freebsd.h,
14644 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
14645 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
14646 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
14647 config/i386/sco5.h, config/i386/sysv4.h
14648 (TARGET_VERSION): Do not need to protect.
14649 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
14650 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
14651 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
14652 config/i386/i386-interix.h, config/i386/linux-aout.h,
14653 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
14654 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
14655 (YES_UNDERSCORES): Do not define - not needed.
14656 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
14657 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
14658 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
14659 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
14660 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
14661 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
14662 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
14663 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
14665 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
14666 Richard Henderson <rth@redhat.com>
14669 * function.c (assign_temp): Accept either type or decl argument.
14670 Detect variables whose size is too large to fit into an integer.
14671 * stmt.c (expand_decl): Pass the decl, not the type.
14673 2002-04-02 David O'Brien <obrien@FreeBSD.org>
14675 * protoize.c: Match include directory usage with cppdefault.c.
14677 2002-04-03 Jeffrey A Law (law@redhat.com)
14678 Hans-Peter Nilsson <hp@bitrange.com>
14680 * combine.c (simplify_comparison): Avoid narrowing a comparison
14681 with a paradoxical subreg when doing so would drop signficant bits.
14683 2002-04-02 Steve Ellcey <sje@cup.hp.com>
14685 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
14686 if POINTERS_EXTEND_UNSIGNED is defined.
14688 2002-04-02 Richard Henderson <rth@redhat.com>
14691 * local-alloc.c (contains_replace_regs): LO_SUM may contain
14694 2002-04-02 Richard Henderson <rth@redhat.com>
14696 * doc/standards.texi: Document required freestanding libc entry points.
14698 2002-04-02 Alan Modra <amodra@bigpond.net.au>
14700 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
14701 associated splitter. Remove MQ constraint.
14702 (ctrdi_internal4): Correct CCmode clobber.
14704 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
14706 * milli64.S ($$dyncall): New function.
14707 * t-linux (LIB1ASMFUNCS): Revise module list.
14708 (LIB1ASMSRC): Use pa/milli64.S.
14710 2002-04-02 Richard Henderson <rth@redhat.com>
14712 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
14713 rename solaris_sys_varargs_h.
14715 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14717 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
14718 the same mode as its component.
14720 2002-04-02 Richard Henderson <rth@redhat.com>
14723 * final.c (this_is_asm_operands): Export.
14724 * output.h (this_is_asm_operands): Declare.
14725 * config/i386/i386.c (print_operand): Error odd asm operands.
14727 2002-04-02 Richard Henderson <rth@redhat.com>
14730 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
14732 2002-04-01 Richard Henderson <rth@redhat.com>
14735 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
14736 * fixinc/fixincl.x: Rebuild.
14738 2002-04-01 Richard Henderson <rth@redhat.com>
14740 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
14741 (atomic_alloc, atomic_free): New.
14742 (SIZE, MASK_FOR, PTR_IN): New.
14743 (emergency_reg_state, emergency_reg_state_free): New.
14744 (emergency_labeled_state, emergency_labeled_state_free): New.
14745 (reg_state_alloced, labeled_state_alloced): New.
14746 (alloc_reg_state, free_reg_state): New.
14747 (alloc_label_state, free_label_state, free_label_states): New.
14748 (push, pop, dup_state_stack, free_state_stack): Use them.
14749 (desc_label_state): Likewise.
14750 (uw_frame_state_for): Free label states and state stack.
14751 (uw_update_reg_address): Eliminate warnings.
14753 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
14755 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
14756 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
14758 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
14760 * c-decl.c (grokdeclarator): Update.
14761 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
14762 * c-tree.h (c_mark_addressable): New.
14763 * c-typeck.c (default_function_array_conversion, build_unary_op,
14764 build_array_ref, convert_for_assignment): Update.
14765 (mark_addressable): Rename.
14766 * calls.c (try_to_integrate, expand_call): Use langhook.
14767 * expr.c (expand_expr): Use langhook.
14768 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
14769 * langhooks.h (struct lang_hooks): New hook.
14770 * stmt.c (expand_asm_operands): Use langhook.
14771 * tree.h (mark_addressable): Remove.
14773 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
14775 2002-04-01 Bob Wilson <bob.wilson@acm.org>
14777 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
14778 in previous change.
14780 2002-04-01 Bob Wilson <bob.wilson@acm.org>
14782 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
14783 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
14785 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
14787 * c-common.c (unsigned_conversion_warning, convert_and_check,
14788 unsigned_type, signed_type, shorten_compare,
14789 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
14790 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
14791 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
14793 * c-decl.c (grokdeclarator): Update.
14794 * c-format.c (check_format_types): Update.
14795 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
14796 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
14797 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
14798 * convert.c (convert_to_integer): Use new hooks.
14799 * expmed.c (make_tree): Use new hooks.
14800 * expr.c (store_expr): Use new hooks.
14801 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
14802 all_ones_mask_p, unextend, fold): Use new hooks.
14803 * langhooks.h (struct lang_hooks_for_types): New hooks.
14804 * tree.h (signed_or_unsigned_type, signed_type,
14805 unsigned_type): Remove.
14807 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
14808 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
14810 2002-03-31 Richard Henderson <rth@redhat.com>
14812 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
14813 (desc_frgr_mem): Fix reference to f16-f31.
14815 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14817 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
14818 RTVEC_ELT): Const-ify.
14819 * varray.h (VARRAY_CHECK): Const-ify.
14820 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
14821 ggc_mark_rtvec, ggc_mark): Const-ify.
14823 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
14825 * diagnostic.c: Include langhooks-def.h.
14826 * Makefile.in (diagnostic.o): Update.
14828 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
14830 * c-common.c (c_unsafe_for_reeval): Rename.
14831 * c-common.h (c_unsafe_for_reeval): Rename.
14832 * c-decl.c (finish_incomplete_decl): Rename.
14833 (c_init_decl_processing): Don't set langhook.
14834 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
14835 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
14836 * c-objc-common.c (c_objc_common_init): Don't set langhook.
14837 * c-tree.h (finish_incomplete_decl): Rename.
14838 * langhooks-def.h (lhd_unsafe_for_reeval): New.
14839 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
14840 (LANG_HOOKS_INITIALIZER): Update.
14841 * langhooks.c (lhd_unsafe_For_reeval): New.
14842 * langhooks.h (struct langhooks): New hooks.
14843 * toplev.c (incomplete_decl_finalize_hook): Remove.
14844 (wrapup_global_declarations): Update.
14845 * tree.c (lang_unsafe_for_reeval): Remove.
14846 (unsafe_for_reeval): Update.
14847 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
14850 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
14851 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
14853 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
14855 * diagnostic.c (print_error_function): Remove.
14856 (default_print_error_function): Rename.
14857 (report_error_function): Update.
14858 * diagnostic.h (print_error_function): Remove.
14859 (default_print_error_function): Remove.
14860 * langhooks-def.h (struct diagnostic_context): Predeclare.
14861 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
14862 (LANG_HOOKS_INITIALIZER): Update.
14863 * langhooks.h (struct diagnostic context): Predeclare.
14864 (struct lang_hooks): New hook.
14866 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14868 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
14869 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
14871 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
14872 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
14873 of PIC_OFFSET_TABLE_REGNUM thruout.
14874 * config/rs6000/rs6000.md: Likewise.
14875 * config/rs6000/darwin.h: Likewise.
14877 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14879 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
14880 unsigned HOST_WIDE_INT, not unsigned int.
14882 2002-03-31 Jakub Jelinek <jakub@redhat.com>
14884 PR middle-end/6096, middle-end/6098, middle-end/6099
14885 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
14887 (fill_slots_from_thread): Likewise.
14889 2002-03-31 Jakub Jelinek <jakub@redhat.com>
14891 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
14892 floating fields in float regs.
14893 (function_arg_record_value_2): Likewise.
14895 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
14897 * config/mmix/mmix.md (define_constants): Remove misleading
14898 FIXME. Add MMIX_fp_rO_OFFSET.
14899 ("nonlocal_goto_receiver"): Don't have stack-frame address of
14900 saved rO as part of the pattern. Remove FIXME.
14901 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
14902 here, at output-time.
14904 2002-03-31 Jakub Jelinek <jakub@redhat.com>
14907 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
14909 (output_v9branch): Likewise.
14911 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
14913 * gcc.c: Revert previous patch for now.
14914 * config/i386/djgpp.h: Likewise.
14916 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
14918 * config/mmix/crti.asm (_init): Register _fini with atexit.
14919 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
14921 2002-03-31 Richard Henderson <rth@redhat.com>
14924 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
14925 (ASM_OUTPUT_DEF_FROM_DECLS): New.
14927 2002-03-31 Richard Henderson <rth@redhat.com>
14929 * libgcc2.c (__bb_exit_func): Make static.
14931 * config/alpha/alpha.md (trap): New.
14933 2002-03-31 Richard Henderson <rth@redhat.com>
14935 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
14936 promoted argument types; build trap.
14937 (expand_builtin_trap): New.
14938 (expand_builtin): Use it.
14939 * stmt.c (expand_nl_goto_receivers): Likewise.
14940 * expr.h (expand_builtin_trap): Declare.
14941 * libfuncs.h (LTI_abort, abort_libfunc): New.
14942 * optabs.c (init_optabs): Init abort_libfunc.
14944 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
14946 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
14947 (LINK_COMMAND_SPEC): ... from here.
14948 (init_gcc_specs): Duplicate it here too, omitting
14949 shared_name in the second copy.
14950 (init_spec): Test for duplicate
14951 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
14953 2002-03-30 David S. Miller <davem@redhat.com>
14955 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
14956 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
14958 2002-03-30 Roger Sayle <roger@eyesopen.com>
14959 Richard Henderson <rth@redhat.com>
14961 * regmove.c (combine_stack_adjustments_for_block): Avoid
14962 emitting a stack adjustment of zero bytes. Let delete_insn
14965 2002-03-30 Richard Henderson <rth@redhat.com>
14967 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
14968 (sparc_emitting_epilogue): New.
14969 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
14970 * config/sparc/sparc-protos.h: Update.
14971 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
14972 (TARGET_SWITCHES): Update.
14973 * config/sparc/sparc.md (return): Remove.
14974 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
14975 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
14976 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
14977 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
14978 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
14979 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
14980 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
14981 Remove MASK_EPILOGUE.
14982 * doc/invoke.texi: Update.
14984 2002-03-30 Daniel Berlin <dan@dberlin.org>
14986 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
14987 CPP will start the file for us.
14989 2002-03-30 Richard Henderson <rth@redhat.com>
14992 * config/ia64/ia64.c (group_barrier_needed_p): Special case
14993 prologue_allocate_stack.
14994 (ia64_single_set): Use insn codes for recognition of special
14995 cases, not rtl matching.
14996 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
14998 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
15000 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
15002 2002-03-30 Richard Henderson <rth@redhat.com>
15005 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
15006 or -fomit-frame-pointer with profiling.
15007 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
15008 (FUNCTION_PROFILER): Do nothing.
15009 (PROFILE_HOOK): New.
15010 * config/sparc/sparc.c (sparc_override_options): Don't check
15011 code models for profiling.
15012 (sparc_function_profiler): Remove.
15013 (sparc_profile_hook): New.
15014 * config/sparc/sparc-protos.h: Update.
15016 2002-03-30 Jakub Jelinek <jakub@redhat.com>
15018 PR optimization/6086
15019 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
15020 of SUBREG of volatile MEM or because the MEM was mode dependent,
15021 return CLOBBER instead of unmodified SUBREG.
15023 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
15025 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
15026 when not optimizing.
15028 * toplev.c (rest_of_compilation): Cann mark_constant_function
15029 only when optimizing.
15031 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
15034 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
15035 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
15036 (try_optimize_cfg): clear all AUX fields.
15038 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
15039 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
15040 (ix86_address_cost): Be prepared for SUBREGed registers.
15041 (legitimate_address_p): Accept SUBREGed registers.
15043 2002-03-29 Richard Henderson <rth@redhat.com>
15046 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
15048 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15050 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
15051 for aggregate and TFmode types.
15053 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
15055 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
15057 2002-03-29 Richard Henderson <rth@redhat.com>
15060 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
15061 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
15063 2002-03-29 Richard Henderson <rth@redhat.com>
15066 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
15067 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
15068 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
15069 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
15071 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
15073 2002-03-29 Dale Johannesen <dalej@apple.com>
15075 * loop.c (combine_movables): Do allow combination of pseudos.
15077 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
15079 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
15080 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
15081 No functional change except ...
15082 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
15083 * doc/install.texi (*-*-freebsd*): Document port configuration.
15085 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
15087 * Makefile.in (convert.o, calls.o, expmed.o): Update.
15088 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
15090 * builtin-types.def (BT_PTRMODE): Update.
15091 * c-common.c (type_for_size): Rename c_common_type_for_size.
15092 (type_for_mode): Similarly.
15093 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
15095 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
15096 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
15097 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
15099 * c-typeck.c (common_type, comptypes, default_conversion):
15101 * calls.c: Include langhooks.h.
15102 (emit_library_call_value_1): Use new hooks. Avoid redundant
15104 * convert.c: Include langhooks.h
15105 (convert_to_pointer, convert_to_integer): Use new hooks.
15106 * except.c (init_eh): Similarly.
15107 * expmed.c: Include langhooks.h.
15108 (expand_mult_add): Use new hooks.
15109 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
15110 try_casesi): Similarly.
15111 * fold-const.c (optimize_bit_field_compare, make_range,
15112 decode_field_reference, fold_truthop, fold): Similarly.
15113 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
15114 put_var_into_stack): Similarly.
15115 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
15116 LANG_HOOKS_TYPE_FOR_SIZE): New.
15117 (LANG_HOOKS_TYPES_INITIALIZER): Update.
15118 * langhooks.h (lang_hooks_for_types): New hooks.
15119 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
15120 * tree.c (get_unwidened, get_narrower): Similarly.
15121 * tree.h (type_for_mode, type_for_size): Remove.
15122 * varasm.c (force_const_mem): Use new hooks.
15123 * utils2.c (nonbinary_modular_operation): Update.
15125 * objc-act.c (handle_impent): Update.
15126 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
15129 2002-03-29 Steve Ellcey <sje@cup.hp.com>
15131 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
15132 * config/ia64/ia64.c (basereg_operand): New.
15133 * config/ia64/ia64-protos.h (basereg_operand): Declare.
15134 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
15136 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
15138 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
15139 unwind information when frame_pointer_needed.
15140 (mmix_assemble_integer): Tweak wording in comment.
15142 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
15144 * Makefile.in (except.o): Update.
15145 * except.c: Include langhooks.h.
15146 (init_eh): Use langhook.
15147 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
15148 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
15149 (LANG_HOOKS_INITIALIZER): Update.
15150 * langhooks.h (lang_hooks_for_types): New.
15151 (struct lang_hooks): Add it.
15152 * tree.c (make_lang_type_fn, make_lang_type): Remove.
15153 * tree.h (make_lang_type_fn, make_lang_type): Remove.
15155 * alpha/alpha.c: Include langhooks.h.
15156 (alpha_build_va_list): Use langhook.
15157 * d30v/d30v.c: Include langhooks.h.
15158 (d30v_build_va_list): Use langhook.
15159 * i386/i386.c: Include langhooks.h.
15160 (ix86_build_va_list): Use langhook.
15161 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
15162 * s390/s390.c: Include langhooks.h.
15163 (s390_build_va_list): Use langhook.
15164 * stormy16/stormy16.c: Include langhooks.h.
15165 (stormy16_build_va_list): Use langhook.
15167 2002-03-29 Jakub Jelinek <jakub@redhat.com>
15170 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
15172 (length): Compute variable length for branches/calls/jumps here.
15173 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
15174 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
15175 define branch_type attribute.
15176 (divsi3_sp32): Maximum length is 6 not 7.
15177 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
15178 call_address_untyped_struct_value_sp32,
15179 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
15180 * config/sparc/sparc.c (empty_delay_slot): New function.
15181 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
15182 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
15184 2002-03-29 Jakub Jelinek <jakub@redhat.com>
15186 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
15187 nonzero_bits if not needed.
15188 (nonzero_bits) [XOR]: Likewise.
15189 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
15190 reg_last_set_mode and mode are both MODE_INT, but not equal.
15191 (record_value_for_reg): Compute reg_last_set_nonzero_bits
15192 in nonzero_bits_mode for MODE_INT modes.
15194 2002-03-28 Richard Henderson <rth@redhat.com>
15197 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
15198 to GAS. Correct drift between alternatives.
15200 2002-03-28 Richard Henderson <rth@redhat.com>
15203 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
15205 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
15207 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
15208 emulation to the linker.
15210 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
15212 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
15213 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
15215 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
15217 * combine.c (simplify_and_const_int): Make sure to apply mask
15218 when force_to_mode returns a constant integer. PR3311.
15220 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
15222 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
15224 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
15226 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
15227 and Objective-C Dialect Options.
15229 2002-03-28 Richard Henderson <rth@redhat.com>
15231 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
15232 comparison should be done vs !=0 not >0 return code. Tidy cases.
15234 2002-03-28 Richard Henderson <rth@redhat.com>
15236 * c-decl.c (finish_function): New arg can_defer_p. Pass it
15237 on to c_expand_body.
15238 * c-tree.h (finish_function): Update decl.
15239 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
15241 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
15243 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
15245 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
15247 * rtlanal.c: Include flags.h
15248 (may_trap_p): Do not mark FP operations if trapping
15249 if !flag_trapping_math
15250 * Makefile.in (rtlanal.o): Add dependency on flag.h
15251 * ifcvt.c (noce_operand_ok): Avoid the lameness.
15253 2002-03-27 Zack Weinberg <zack@codesourcery.com>
15255 * mips.md: Use dconst1, not 1.0, as first argument of
15256 REAL_VALUE_LDEXP. Don't use union real_extract.
15258 2002-03-28 Alan Modra <amodra@bigpond.net.au>
15260 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
15261 rather than $target. Heed program_prefix and
15262 program_transform_name. Search for gas in cross-compiler case too.
15263 "test -x" rather than "test -f".
15264 (gcc_cv_ld): Likewise.
15265 (gcc_cv_nm): Heed program_prefix and program_transform_name.
15266 (gcc_cv_objdump): Likewise.
15267 * configure: Regenerate.
15269 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
15271 * Makefile.in (attribs.o): Update.
15272 * attribs.c: Include langhooks.h.
15273 (decl_attributes): Use langhook.
15274 * c-decl.c (insert_default_attributes): Rename.
15275 * c-tree.h (c_insert_default_attributes): New.
15276 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
15277 (LANG_HOOKS_INITIALIZER): Update.
15278 * langhooks.h (struct lang_hooks): New hook.
15279 * tree.h (insert_default_attributes): Remove.
15281 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
15283 2002-03-27 Andreas Schwab <schwab@suse.de>
15285 * config/i386/i386.c (classify_argument): Also check for
15288 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15290 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
15293 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
15295 * i960.md (ret): Set PC.
15296 (nonlocal_goto): Fix expander.
15297 * builtins.c (epxand_builin_longjmp): Check that we've emitted
15300 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
15302 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
15303 of libcall regions.
15305 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15307 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
15308 assigning to BLOCK_FOR_INSN directly.
15310 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
15312 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
15314 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
15316 * c-common.c (c_expand_expr): Fix prototype.
15317 * c-common.h (c_expand_expr): Always declare, update.
15318 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
15319 * c-objc-common.c (c_objc_common_init): No global hook.
15320 * expr.c (expand_expr): Use langhook.
15321 * expr.h (enum expand_modifier): Conditionally declare.
15322 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
15323 (LANG_HOOKS_INITIALIZER): Update.
15324 * langhooks.c (lhd_expand_expr): New.
15325 * langhooks.h (struct lang_hooks): New hook.
15326 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
15327 (lang_independent_init): Don't default hook.
15329 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
15331 2002-03-27 Richard Henderson <rth@redhat.com>
15334 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
15335 TARGET_CONST_GP. Simplify conditions.
15337 2002-03-27 Richard Henderson <rth@redhat.com>
15339 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
15340 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
15341 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
15343 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
15345 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
15346 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
15347 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
15348 Remove unnecessary masks.
15349 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
15350 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
15351 -mwindows, -mdll switches and their negations.
15353 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
15355 * gcc-common.c (lang_mark_false_label_stack): Remove.
15356 * ggc.h (lang_mark_false_label_stack): Similarly.
15358 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
15360 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
15362 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
15363 or __rtems_ is defined.
15365 2002-03-26 Richard Henderson <rth@redhat.com>
15367 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
15368 if a non-trivial load was emitted.
15369 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
15370 in high+extra+low case.
15372 2002-03-26 Richard Henderson <rth@redhat.com>
15374 * config.gcc (sparc*-solaris): Use float_format=sparc.
15376 2002-03-26 Richard Henderson <rth@redhat.com>
15378 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
15379 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
15380 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
15381 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
15382 (WINT_TYPE_SIZE): Fix at 32.
15384 2002-03-26 Richard Henderson <rth@redhat.com>
15386 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
15387 until after eh landing pad generation.
15388 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
15389 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
15391 2002-03-26 Richard Henderson <rth@redhat.com>
15393 * expr.h (ADD_PARM_SIZE): One more convert for INC.
15395 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
15397 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
15398 and warning switches.
15399 (cc1_options): Likewise.
15401 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
15403 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
15404 Restore more of the signal context. Set no_reg_stack_frame.
15405 * config/ia64/unwind-ia64.c (unw_state_record):
15406 Add no_reg_stack_frame, comments.
15407 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
15408 (uw_update_context): Adjust bsp when unwinding from leaf,
15409 but not signal frame.
15411 2002-03-26 David Edelsohn <edelsohn@gnu.org>
15413 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
15415 2002-03-26 Bob Wilson <bob.wilson@acm.org>
15417 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
15419 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
15422 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
15423 "Add a pool_range attribute", which was lost during the ARM/Thumb
15426 2002-03-26 Bob Wilson <bob.wilson@acm.org>
15428 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
15429 a register into the MAC16 accumulator.
15431 2002-03-26 Andrew Cagney <ac131313@redhat.com>
15433 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
15434 (Warning Options): Document -Wswitch-enum.
15435 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
15437 (warn_switch_enum): Define variables.
15438 * flags.h (warn_switch_enum): Declare variables.
15439 * stmt.c (expand_end_case_type): When warn_switch_enum /
15440 -Wswitch-enum, perform switch checks.
15443 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
15445 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
15446 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
15447 (reload_muladdsi_compare0_scratch): Delete.
15449 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
15451 * doc/install.texi (*-*-freebsd*): Update.
15453 2002-03-26 Richard Henderson <rth@redhat.com>
15455 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
15456 (SUB_PARM_SIZE): Cast DEC to ssizetype.
15458 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
15459 types from the normal argument frame.
15461 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
15462 variable sized objects by reference.
15463 (sparc_va_arg): Receive them by reference too.
15465 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
15467 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
15468 code to not restoring global registers.
15470 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
15472 * Makefile.in (ggc-common.o): Update.
15473 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
15474 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
15475 * c-tree.h (c_mark_tree): New.
15476 * ggc-common.c: Include langhooks.h.
15477 (gcc_mark_trees): Use new langhook.
15478 * ggc-callbacks.c: Delete file.
15479 * ggc.h (lang_mark_tree): Remove.
15480 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
15481 (LANG_HOOKS_INITIALIZER): Update.
15482 * langhooks.h (struct lang_hooks): New hook.
15484 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
15486 2002-03-25 Zack Weinberg <zack@codesourcery.com>
15488 * doc/cpp.texi: Exclude entire Top node from printed manual.
15489 Move option index after directive index. Insert page breaks
15490 before GFDL and concept index. Index environment variables
15491 with command line options.
15492 * doc/cppenv.texi: Use @vtable for environment variable list.
15493 Add paragraph explaining semantics of empty elements in path
15494 variables. Exclude a cross-reference to Fishkill from the
15495 manpage. Remove an unnecessary cross-reference of the entry
15496 right above the referer. Don't use @anchor in text that goes
15498 * doc/cppopts.texi: Cross-reference the environment variables
15499 section, not the specific environment variable, for consistency.
15501 2002-03-25 Richard Henderson <rth@redhat.com>
15503 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
15504 anywhere in the block. Don't refer to insns that have been
15505 removed from the chain. Iterate backward through the new insns.
15506 Don't refer to edges that have been removed.
15508 2002-03-26 Alan Modra <amodra@bigpond.net.au>
15510 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
15511 test for overflow of constant.
15513 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
15516 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
15517 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
15518 these patterns on arm_archv4.
15520 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
15522 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
15525 2002-03-25 Zack Weinberg <zack@codesourcery.com>
15527 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
15528 float_handled, float_handler, float_signal, set_float_handler,
15529 and do_float_handler. Set handler for SIGFPE to crash_signal.
15530 * toplev.h: Don't prototype do_float_handler.
15532 * c-lex.c: Fold parse_float into lex_number. Make warning
15533 about portability of hex float constants more informative, and
15534 don't issue it on top of a syntax error.
15535 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
15537 * real.h: Define REAL_VALUE_ABS here...
15538 * simplify-rtx.c: ... not here. Fold check_fold_consts,
15539 simplify_unary_real, simplify_binary_real, and
15540 simplify_binary_is2orm1 into their callers.
15541 * tree.c: Fold build_real_from_int_cst_1 into caller.
15543 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
15545 * tsystem.h: Include float.h here...
15546 * libgcc2.c: ... not here.
15548 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
15550 Fixes for: PR bootstrap/3591, target/5676
15551 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
15552 defined. Do not disable exceptions or rtti.
15553 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
15554 mcore.h. Disable exceptions and rtti, since they are not
15557 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
15559 * c-decl.c (maybe_build_cleanup): Remove.
15560 * expr.c (expand_expr): Use langhook.
15561 * langhooks-def.h (lhd_return_null_tree,
15562 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
15563 (LANGHOOKS_INITIALIZER): Update.
15564 * langhooks.c (lhd_return_null_tree): New.
15565 * langhooks.h (struct lang_hooks): New hook.
15566 * tree-inline.c (initialize_inlined_parameters): Use langhook.
15567 * tree.h (maybe_build_cleanup): Remove.
15569 2002-03-25 Jakub Jelinek <jakub@redhat.com>
15571 * regrename.c (build_def_use): Move recog_memoized
15572 before extract_insn.
15574 2002-03-25 Jakub Jelinek <jakub@redhat.com>
15577 * expr.c (emit_group_store): Handle storing into CONCAT.
15579 2002-03-25 Jakub Jelinek <jakub@redhat.com>
15581 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
15582 corresponding MATCH_DUP.
15584 2002-03-24 Richard Henderson <rth@redhat.com>
15586 * unroll.c (unroll_loop): Zero label_map.
15588 * gcse.c: Include except.h.
15589 * Makefile.in (gcse.o): Update.
15591 2002-03-24 Richard Henderson <rth@redhat.com>
15593 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
15594 Do resolve_unique_section before shared data clause.
15596 2002-03-24 Richard Henderson <rth@redhat.com>
15598 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
15600 2002-03-24 Richard Henderson <rth@redhat.com>
15602 * recog.c (peephole2_optimize): Split blocks when EH insns are
15603 generated in the middle of a block. Do global life update if
15606 2002-03-24 Richard Henderson <rth@redhat.com>
15608 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
15610 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
15613 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
15614 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
15615 (init_dependency_output): Don't make no_output decision here.
15617 2002-03-24 Andrew Cagney <ac131313@redhat.com>
15619 * stmt.c (check_for_full_enumeration_handling): Remove tests of
15620 warn_switch. Update description.
15621 (expand_end_case_type): Call check_for_full_enumeration_handling
15624 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
15626 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
15627 (m68hc11_split_move): Call it to see if the source and destination
15628 operands use the same direction auto inc/dec mode, otherwise make the
15629 source an offsetable memory operand and generate an add.
15631 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
15633 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
15634 register for operand 2.
15635 ("*subsi3_zero_extendqi"): Likewise.
15636 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
15637 bits so that it is compatible with a pop.
15638 ("*andhi3_gen"): Likewise.
15639 ("xorhi3"): Likewise.
15641 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
15643 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
15645 (cpp_post_options): ... not here.
15647 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
15648 Aldy Hernandez <aldyh@redhat.com>
15650 Removal of separate preprocessor cpp0.
15652 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
15653 cpp0, install-common): Update.
15654 * c-common.c (flag_preprocess_only): New.
15655 (c_common_init): Preprocess for -E.
15656 * c-common.h (flag_preprocess_only): New.
15657 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
15658 * c-objc-common.c (c_init_decl_processing): Exit quickly
15659 for NULL return from c_common_init.
15660 * cpplib.h (cpp_preprocess_file): New.
15661 * cppmain.c (main, general_init, pfile, progname): Remove.
15662 (do_preprocessing): Rename cpp_preprocess_file, don't call
15663 cpp_finish. Don't close stdout here.
15664 (setup_callbacks): Update prototype.
15665 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
15667 * tradcpp.c (main): Ignore -quiet.
15669 * lang-specs.h (default_compilers): Preprocess with cc1obj.
15671 2002-03-24 Richard Henderson <rth@redhat.com>
15673 PR optimization/5742
15674 * machmode.def: Add inner mode field to complex modes.
15675 * config/mips/mips.c (mips_function_value): Always define. Add
15676 new argument to handle libcalls.
15677 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
15678 (FUNCTION_VALUE): Likewise.
15679 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
15680 * config/mips/mips-protos.h: Update.
15682 2002-03-23 Richard Henderson <rth@redhat.com>
15684 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
15685 * config/sparc/sparc-protos.h: Update.
15686 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
15688 2002-03-23 Richard Henderson <rth@redhat.com>
15690 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
15691 _start or _init begins the text segment.
15693 2002-03-23 David Edelsohn <edelsohn@gnu.org>
15695 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
15696 not HOST_WIDEST_INT.
15697 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
15699 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
15702 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
15703 operand argument to output_return_instruction.
15704 * arm.c (arm_print_operand, case 'd'): If the operand is
15705 const_true_rtx then just return.
15706 (arm_print_operand, case 'D'): If the operand is const_true_rtx
15709 2002-03-23 Andrew Cagney <ac131313@redhat.com>
15711 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
15712 (Warning Options): Document -Wswitch-default.
15713 * toplev.c (W_options): Add -Wswitch-default. Update comment on
15715 (warn_switch_default): Define variable.
15716 (warn_switch): Update comment.
15717 * flags.h (warn_switch_default): Declare variable.
15718 (warn_switch): Update comment.
15719 * stmt.c (expand_end_case): Check for and, when
15720 warn_switch_no_default, warn of a missing default case.
15722 2002-03-23 Alan Modra <amodra@bigpond.net.au>
15724 * real.h (N): Special case 128 bit doubles.
15726 * combine.c (simplify_comparison): When widening modes, ignore
15727 sign extension on CONST_INTs.
15729 2002-03-22 Bob Wilson <bob.wilson@acm.org>
15731 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
15732 passed to adjust_address. Fix comment formatting.
15735 2002-03-22 Zack Weinberg <zack@codesourcery.com>
15737 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
15738 Always make REAL_VALUE_TYPE a struct containing an array of
15739 HOST_WIDE_INT, not a double. Tidy up the code deciding how
15740 big it is. Don't declare or use union real_extract.
15742 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
15743 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
15744 (print_operand), config/arm/arm.c (output_move_double),
15745 config/arm/arm.md (consttable_4, consttable_8),
15746 config/romp/romp.c (output_fpops), config/s390/s390.h
15747 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
15748 (xtensa_output_literal): Don't use union real_extract.
15750 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
15751 (sfmode_constant_to_ulong), config/ns32k/merlin.h
15752 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
15753 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
15754 (PRINT_OPERAND): Don't use local version of union
15757 * config/convex/convex.c (check_float_value), config/vax/vax.c
15758 (vax_float_literal), config/m88k/m88k.md (divdf3),
15759 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
15760 config/pdp11/pdp11.c (output_move_quad): Don't do host
15761 arithmetic on target floating point quantities.
15763 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
15764 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
15766 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
15767 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
15769 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
15770 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
15772 * print-rtl.c (print_rtx): Disable code which needs
15773 floating-point emulator.
15774 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
15775 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
15776 depending on HOST_FLOAT_FORMAT to be defined properly.
15778 * config/1750a/1750a.c (get_double, float_label): Delete.
15779 (print_operand): Delete huge commented-out chunk. Use
15780 REAL_VALUE_TO_DECIMAL.
15781 * config/1750a/1750a-protos.h: Delete prototypes of deleted
15783 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
15785 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
15786 Use REAL_VALUE_TO_DECIMAL as ELF version does.
15787 * config/m88k/m88k.c (real_power_of_2_operand,
15788 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
15789 real_extract out of the union; run the input through
15790 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
15791 from that into the union.
15792 * config/pdp11/pdp11.c (output_move_double): Rearrange
15793 parentheses to make automatic indenter happy.
15795 * doc/tm.texi (Cross-compilation): Rename node to "Floating
15796 Point" and rewrite to describe current situation. Also adjust
15797 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
15799 * doc/rtl.texi: Adjust cross reference.
15801 2002-03-22 Bob Wilson <bob.wilson@acm.org>
15803 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
15804 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
15805 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
15806 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
15807 prevent use of sp as a reload register.
15808 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
15809 non_acc_reg_operand.
15810 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
15811 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
15812 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
15813 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
15815 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
15817 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
15818 * cpplex.c (unterminated): Delete.
15819 (parse_string): No string literal may extend over multiple
15820 lines. Suppress the error when preprocessing assembly.
15821 * cppmain.c (scan_translation_unit): Strings are single-line.
15823 * doc/cpp.texi: Update to match.
15825 2002-03-22 Jakub Jelinek <jakub@redhat.com>
15827 PR optimization/5854
15828 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
15830 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
15831 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
15832 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
15833 const0 if scratch register was not allocated.
15834 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
15835 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
15836 with GEN_INT (...).
15837 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
15838 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
15839 with GEN_INT (...) everywhere. Remove constraints in define_split
15841 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
15842 require scratch register for setting 0 into regs/non-pushable memory.
15844 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
15846 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
15847 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
15849 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
15851 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
15852 * cppinit.c (cpp_create_reader): On by default.
15853 (cpp_handle_option): Handle -W[no-]endif-labels.
15854 (cpp_post_options): Also enable if -pedantic.
15855 * cpplib.c (do_else): Use it.
15856 (do_endif): Likewise.
15857 * doc/cppopts.texi: Document new option.
15858 * doc/invoke.texi: Document new option.
15860 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
15862 * config/i386/i386.c, config/i386/i386.md: Change all occurences
15863 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
15865 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
15867 * flow.c (calculate_global_regs_live): Clear aux fields of
15870 2002-03-22 Jakub Jelinek <jakub@redhat.com>
15872 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
15873 REG or MEM subregs, pass rtx * instead of rtx to it.
15874 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
15875 rtx * instead of rtx to alter_subreg.
15876 * config/m32r/m32r.c (gen_split_move_double): Likewise.
15877 * config/pj/pj.c (pj_output_rval): Likewise.
15879 2002-03-22 Richard Henderson <rth@redhat.com>
15882 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
15883 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
15884 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
15885 (ia64_expand_prologue): Look at int_regs, not words, for number
15886 of incomming int regs.
15888 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
15890 * expr.c (expand_expr): A RESULT_DECL is part of a call.
15892 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
15894 * toplev.c (flag_loop_optimize, flag_crossjumping):
15895 New static variables.
15896 (rest_of_compilation): Conditionalize crossjumping and
15898 (parse_options_and_default_flags): Default loop_optimize and
15900 (lang_independent_options): Add -fcrossjumping and -floop-optimize
15901 * invoke.texi (crossjumping, loop-optimize): Document.
15903 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
15905 * real.c (eiisneg): Move outside #ifdef NANS.
15907 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
15909 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
15910 frequencies match; avoid match on different loop depths.
15911 (try_crossjump_to_bb): Kill tests that no longer brings time
15913 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
15915 (split_edge): Likewise.
15917 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
15920 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
15921 * cfgrtl.c: Include insn-config.h
15922 (split_block) Dirtify block in presence of conditional execution
15924 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
15926 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
15927 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
15928 (function_arg): Constify CUMULATIVE_ARGS.
15929 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
15930 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
15931 (UNITS_PER_DOUBLE): New macro.
15932 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
15933 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
15934 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
15935 fp_regs and stack_words.
15936 (EABI_FLOAT_VARARGS_P): New macro.
15937 * config/mips/mips.c (struct mips_arg_info): New.
15938 (mips_arg_info): New function.
15939 (function_arg_advance): Use it. Add adjustment instructions here
15940 rather than in function_arg.
15941 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
15942 for VOIDmode at the beginning of the function.
15943 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
15944 (function_arg_pass_by_reference): Likewise.
15945 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
15946 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
15947 (mips_va_start): Likewise. Use the new stack_words field of
15948 CUMULATIVE_ARGS to set up overflow area. Reformat.
15949 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
15950 doubles and other types, aligning the overflow pointer for non-doubles
15951 too. Remove some code duplication. Replace hard-coded constants.
15953 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
15955 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
15956 (CLASS_UNITS): Undefine.
15957 (CLASS_MAX_NREGS): Use FP_INC.
15958 * config/mips/mips.c (compute_frame_size): Likewise.
15959 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
15961 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
15963 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
15964 prototype, and handle lexing numbers and identifiers.
15965 (parse_identifier): Update to new form of parse_slow.
15966 (parse_number): Fast path only, use parse_slow otherwise.
15967 (_cpp_lex_direct): Update calls to parse_number.
15969 2002-03-21 DJ Delorie <dj@redhat.com>
15971 * bb-reorder.c (make_reorder_chain_1): Protect against
15972 when redundant edges are omitted.
15973 * predict.c (dump_prediction): Likewise.
15975 2002-03-21 Richard Henderson <rth@redhat.com>
15978 * fixinc/inclhack.def (solaris_stdio_tag): New.
15979 * fixinc/fixincl.x: Regenerate.
15981 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
15984 * c-typeck.c (process_init_element): Flag non-static
15985 initialization of a flexible array member as illegal.
15987 2002-03-22 Alan Modra <amodra@bigpond.net.au>
15989 * config/rs6000/t-linux64: New.
15990 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
15991 t-ppccomm. Use t-rs6000 and t-linux64.
15992 (powerpc64-*-gnu* <tmake_file>): Likewise.
15993 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
15994 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
15995 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
15997 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
15999 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
16000 flag_really_no_inline instead of optimize == 0.
16002 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
16004 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
16006 * flags.h (flag_really_no_inline): New.
16008 * c-common.c (c_common_post_options): Initialize
16009 flag_really_no_inline.
16011 * toplev.c (flag_really_no_inline): New.
16013 2002-03-21 Jakub Jelinek <jakub@redhat.com>
16015 * config/avr/avr.md (length): Fix length computation for
16016 conditional branches.
16018 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
16020 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
16021 sdbout.o, profile.o): Update.
16022 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
16024 * c-common.h (gettags): Move here from tree.h.
16025 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
16026 insert_block, getdecls, kept_level_p, global_bindings_p): New.
16027 * dbxout.c (dbxout_init): Use getdecls langhook.
16028 * expr.c (expand_expr): Use insert_block langhook.
16029 * fold-const.c: Include langhooks.h.
16030 (fold_range_test, fold_binary_op_with_conditional_arg,
16031 fold): Use global_bindings_p langhook.
16032 * integrate.c (expand_inline_function): Use insert_block langhook.
16033 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
16034 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
16035 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
16036 LANG_HOOKS_GETDECLS): New.
16037 (LANG_HOOKS_INITIALIZER): Update.
16038 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
16040 * langhooks.h (struct lang_hooks_for_decls): New.
16041 (struct lang_hooks): Update.
16042 * profile.c: Include langhooks.h.
16043 (output_func_start_profiler): Use new langhooks.
16044 * sdbout.c: Include langhooks.h.
16045 (sdbout_init, sdbout_finish): Use getdecls langhook.
16046 * stmt.c: Include langhooks.h.
16047 (expand_fixup, fixup_gotos): Use new langhooks.
16048 * stor-layout.c: Include langhooks.h.
16049 (variable_size): Use global_bindings_p langhook.
16050 * toplev.c (compile_file): Use getdecls langhook.
16051 * tree-inline.c (remap_block): Use insert_block langhook.
16052 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
16053 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
16055 2002-03-21 Richard Henderson <rth@redhat.com>
16057 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
16058 constants in .data when -fpic.
16060 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
16062 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
16065 2002-03-21 Tom Tromey <tromey@redhat.com>
16067 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
16069 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16071 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
16073 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
16075 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
16076 Richard Henderson <rth@redhat.com>
16079 * c-common.c (c_expand_expr): Preserve result of a statement
16080 expression if needed.
16082 2002-03-21 Jakub Jelinek <jakub@redhat.com>
16085 * genrecog.c (maybe_both_true_mode): Remove.
16086 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
16087 * machmode.def (Pmode): Likewise.
16089 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
16091 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
16092 (nonlocal_mentioned_p_1): New function.
16093 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
16094 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
16095 (mark_constant_function): Recognize pure functions.
16096 * rtl.h (global_reg_mentioned_p): New prototype.
16097 * rtlanal.c (global_reg_mentioned_p,
16098 global_reg_mentioned_p_1): New function.
16100 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16102 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
16104 * fixinc/fixincl.x: Regenerate.
16106 2002-03-20 Jason Merrill <jason@redhat.com>
16108 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
16110 2002-03-20 Michael Meissner <meissner@redhat.com>
16112 * doc/invoke.texi (Optimize Options): Document that -O2 sets
16115 2002-03-20 Bob Wilson <bob.wilson@acm.org>
16117 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
16118 ".literal_position" directive before the constant pool.
16120 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
16122 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
16123 Add Craig Rodrigues.
16124 Add Brad Lucier to testers.
16126 2002-03-20 Jakub Jelinek <jakub@redhat.com>
16129 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
16131 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
16132 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
16133 instead of insn_extract.
16135 2002-03-20 Jakub Jelinek <jakub@redhat.com>
16138 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
16140 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
16141 stmt if some case has been output.
16143 2002-03-20 Jakub Jelinek <jakub@redhat.com>
16146 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
16147 movsfcc_1, movdfcc_1): Add %O2.
16148 * config/i386/i386.c (print_operand): Handle %ON.
16149 Print . before float condition codes in Sun as cmov syntax.
16150 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
16151 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
16154 2002-03-20 Philip Blundell <pb@nexus.co.uk>
16156 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
16157 return instruction if PC was popped.
16159 2002-03-20 Bob Wilson <bob.wilson@acm.org>
16161 * config/xtensa/xtensa.md: Remove unused type attributes.
16162 (adddi_carry, subddi_carry): Change type attribute to "multi".
16164 2002-03-19 Dale Johannesen <dalej@apple.com>
16166 PR optimization/5999, middle-end/5731
16167 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
16168 multiplications by reciprocals.
16170 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
16172 * Makefile.in: Update.
16173 * c-common.c: Include langhooks.h.
16174 (inline_forbidden_p): Use new hook.
16175 * diagnostic.c: Include langhooks.h.
16176 (format_with_decl, announce_function,
16177 default_print_error_function): Use new hook.
16178 * dwarf2out.c (dwarf2_name): Use new hook.
16179 * function.c: Include langhooks.h.
16180 (init_function_start): Use new hook.
16181 * langhooks-def.h (lhd_decl_printable_name): New.
16182 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
16183 (LANGHOOKS_INITIALIZER): Update.
16184 * langhooks.c (lhd_decl_printable_name): New.
16185 * langhooks.h (struct lang_hooks): New hook.
16186 * toplev.c (decl_name, decl_printable_name): Remove.
16187 (open_dump_file): Use new hook.
16188 (process_options): Remove old hook.
16189 * tree.h (decl_printable_name): Remove.
16191 * objc-act.c (objc_init): Remove old hook.
16192 (objc_printable_name): Export.
16193 * objc-act.h (objc_printable_name): New.
16194 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
16196 2002-03-19 Jim Blandy <jimb@redhat.com>
16198 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
16199 the start_source_file debug hook, not the current line number.
16201 2002-03-19 Richard Henderson <rth@redhat.com>
16203 * flow.c (EH_USES): Provide default.
16204 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
16205 * doc/tm.texi (EH_USES): New.
16207 * config/ia64/ia64.c (ia64_eh_uses): New.
16208 * config/ia64/ia64-protos.h: Update.
16209 * config/ia64/ia64.h (EH_USES): New.
16211 2002-03-19 Richard Henderson <rth@redhat.com>
16213 * varasm.c (output_constant_def): Fix stupid typo.
16215 2002-03-19 Richard Henderson <rth@redhat.com>
16218 * except.c (current_function_has_exception_handlers): New.
16219 * except.h: Declare it.
16220 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
16221 Combine tests that disable all sibcalls for the function.
16223 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
16225 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
16228 2002-03-19 Richard Henderson <rth@redhat.com>
16231 * config/ia64/ia64.c: Revert 2002-03-01 patch.
16232 * config/ia64/ia64.h (INIT_EXPANDERS): New.
16234 2002-03-19 Jim Blandy <jimb@redhat.com>
16236 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
16237 name, even if the replacement list contains no tokens, as required
16240 2002-03-19 Jason Merrill <jason@redhat.com>
16242 * varasm.c (globalize_decl): Get the name from the RTL, not
16243 DECL_ASSEMBLER_NAME.
16245 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
16247 2002-03-19 Bob Wilson <bob.wilson@acm.org>
16249 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
16250 subdi_carry): Define.
16252 2002-03-19 David Edelsohn <edelsohn@gnu.org>
16254 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
16255 about -fpic/-fPIC if extra_warnings set.
16257 2002-03-19 David Edelsohn <edelsohn@gnu.org>
16259 * expr.c (expand_expr): Sign-extend CONST_INT generated from
16260 TREE_STRING_POINTER.
16261 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
16263 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16265 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
16266 in favor of SP if FRAME_POINTER_REQUIRED is false.
16268 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
16270 * emit-rtl.c (gen_int_mode): New function.
16271 * rtl.h: Prototype for it.
16272 * combine.c (make_extraction, simplify_comparison), expmed.c
16273 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
16274 (convert_modes, store_field), optabs.c (expand_fix),
16275 simplify-rtx.c (neg_const_int, simplify_unary_real),
16277 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
16278 Use it instead of GEN_INT (trunc_int_for_mode (...)).
16280 2002-03-19 Jakub Jelinek <jakub@redhat.com>
16283 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
16284 convert_parm_for_inlining.
16285 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
16287 * langhooks-def.h: Likewise.
16288 * objc/objc-lang.c: Likewise.
16289 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
16291 * tree-inline.c (initialize_inlined_parameters):
16292 Call convert_parm_for_inlining lang hook if needed.
16293 * c-typeck.c (c_convert_parm_for_inlining): New function.
16294 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
16296 2002-03-18 Mark Mitchell <mark@codesourcery.com>
16298 * calls.c (precompute_arguments): Do not assume that temporaries
16299 can be destroyed after expanding the argument.
16300 (expand_call): Likewise.
16302 2002-03-15 Eric Christopher <echristo@redhat.com>
16304 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
16305 Fix register preference on last change.
16306 * config/mips/mips.c (mips_return_in_memory): New function.
16307 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
16308 * config/mips/mips-protos.h: Declare.
16309 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
16310 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
16312 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
16314 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
16316 (anddi3, iorsi3): Likewise.
16318 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
16319 use %gprel for symbols that are going to be placed in linkonce
16322 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
16323 RETURN_ADDRESS_POINTER_REGNUM to $ra.
16324 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
16325 not needed. Disregard leaf_function_p().
16326 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
16327 mips16 frame pointer.
16328 * config/mips/mips.md (store ra): Only to small SP offsets.
16329 2001-08-22 Graham Stott <grahams@redhat.com>
16330 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
16331 return a REG rtx for the return address register.
16333 2002-03-18 Bob Wilson <bob.wilson@acm.org>
16335 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
16336 constant-pool addresses as "mode-dependent".
16337 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
16339 2002-03-18 Jakub Jelinek <jakub@redhat.com>
16342 * expr.c (emit_group_load): Use extract_bit_field if
16343 needed for CONCAT arguments.
16345 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
16348 * arm.md (tablejump): Make this a define_expand. For PIC add the
16349 offset to the base of the table.
16350 (thumb_tablejump): Matcher for Thumb tablejump insn.
16351 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
16352 as the difference of two labels.
16353 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
16354 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
16355 tables in the code.
16356 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
16357 * arm.c (get_jump_table_size): If the table is not in the text
16358 section, return zero.
16360 2002-03-18 Bernd Schmidt <bernds@redhat.com>
16362 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
16364 (arm_reload_out_hi): Use gen_lowpart instead of
16365 gen_rtx_SUBREG to access QImode components.
16366 * config/arm/arm.md: Disable zero_extend split for QImode
16367 subregs in BIG_ENDIAN mode.
16368 (storehi_bigend): Match use of least significant byte.
16369 (storeinthi): Remove extraneous SUBREG.
16370 Add missing construction of operands[2].
16371 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
16372 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
16373 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
16375 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
16377 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
16380 2002-03-17 Richard Henderson <rth@redhat.com>
16382 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
16385 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
16387 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
16388 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
16390 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16392 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
16394 * predict.c (estimate_bb_frequencies): Delete unused variables.
16396 2002-03-17 Richard Henderson <rth@redhat.com>
16398 * config/ia64/ia64.c (ia64_attribute_table): Move before
16399 targetm definition. Make static.
16401 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
16403 * c-common.h (yyparse, c_common_parse_file): New.
16404 * c-lang.c: Include c-common.h.
16405 (LANG_HOOKS_PARSE_FILE): Redefine.
16406 * c-lex.c: Include c-common.h.
16407 (yyparse): Rename c_common_parse_file. Call yyparse.
16408 * c-parse.in (yyparse): Remove macro.
16409 * c-tree.h (yyparse_1): Remove.
16410 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
16411 (LANG_HOOKS_INITIALIZER): Update.
16412 * langhooks.h (struct lang_hoooks): New hook parse_file.
16413 * toplev.c (compile_file): Use parse_file hook.
16414 * tree.h (yyparse): Remove.
16415 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
16417 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
16419 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
16420 float_truncate, not fix.
16421 ("*truncdfsf2_real"): Ditto.
16422 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
16424 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
16426 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
16428 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
16429 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
16430 where appropriate. Make the second reference to
16431 leaf_function_p a function call, as intended. Reindented.
16433 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
16434 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
16436 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
16437 add register to non-constant into sp.
16439 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
16440 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
16441 (mips16_gp_pseudo_rtx): Lose.
16442 (INIT_EXPANDERS): Deleted.
16443 * config/mips/mips.c (mips_init_machine_status): New.
16444 (mips_free_machine_status): New.
16445 (mips_mark_machine_status): New.
16446 (override_options): Set them.
16447 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
16448 (struct machine_function): ... new. Replaced all references.
16449 (mips_add_gc_roots): Don't mark them.
16450 (embedded_pic_fnaddr_reg): New, extracted from...
16451 (embedded_pic_offset): ... here.
16452 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
16455 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
16457 * cppinit.c: Revert -MD removal.
16459 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
16461 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
16462 soft registers by default for 68HC12.
16463 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
16464 when compiling with -fomit-frame-pointer.
16465 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
16466 (expand_epilogue): Likewise.
16467 (m68hc11_gen_rotate): Use exg when rotating by 8.
16469 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
16471 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
16472 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
16473 (splits): Remove unused add splits.
16474 ("*addhi3_68hc12"): Tune constraints.
16475 ("addhi_sp"): Try to use X instead of Y in all cases and if the
16476 constant fits in 8-bits and D is dead use abx/aby instructions.
16477 ("*addhi3"): Remove extern declaration of ix_reg.
16478 ("*subsi3"): Optimize and provide new split.
16479 ("subhi3"): Cleanup.
16480 ("*subhi3_sp"): Avoid saving X if we know it is dead.
16481 (arith splits): For 68hc12 save the address register on the stack
16482 and do the arithmetic operation with a pop.
16484 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
16486 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
16487 allocating QImode in address registers.
16488 ("*movqi_m68hc11"): Likewise.
16490 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
16492 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
16494 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
16496 * cppinit.c (print_help): Display -MD and -MMD.
16497 Don't display usage string. Update assertion syntax and
16499 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
16500 (cpp_handle_option): Update.
16502 2002-03-15 Chris Demetriou <cgd@broadcom.com>
16504 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
16505 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
16506 and define it so that regardless of target CPU size,
16507 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
16508 of "int" rather than "long."
16510 2002-03-15 Richard Henderson <rth@redhat.com>
16512 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
16515 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
16517 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
16518 ("tstqi" split): Avoid using memory for tstqi on address register.
16519 (splits): Remove constraints.
16520 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
16521 ("cmpdf", "cmpsf"): Remove since not used.
16522 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
16523 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
16525 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
16527 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
16528 ("neghi2"): Tighten constraints.
16529 ("one_cmplsi2"): Optimize and simplify split.
16530 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
16532 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
16534 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
16535 and split of AND operation to clear the upper bits.
16536 ("*logicalsi3_zextqi"): Likewise.
16537 ("*logicallhi3_zexthi_ashift8"): Likewise.
16538 ("*logicalsi3_silshr16"): Likewise.
16539 ("logicalsi3_silshl16"): Likewise.
16540 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
16542 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
16544 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
16545 (m68hc11_indirect_p): New function.
16546 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
16547 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
16549 (asm_print_register): Likewise.
16550 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
16551 (m68hc11_indirect_p): Declare.
16552 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
16553 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
16554 (TARGET_SWITCHES): New option -mrelax.
16555 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
16557 ("iorsi3", "xorsi3"): Likewise.
16558 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
16559 ("*andhi3_mem"): New to handle destination in memory with bclr
16560 and a scratch register.
16561 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
16562 ("*andhi3_const"): New when operand2 is constant.
16563 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
16564 ("*andhi3_gen"): Cleanup of the old "andhi3".
16565 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
16566 ("xorqi3"): Update constraints.
16568 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
16570 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
16571 for reg_equiv_memory_loc when the operand is a register that does
16572 not get a hard register (stack location).
16573 (tst_operand): After reload, accept all memory operand.
16574 (symbolic_memory_operand): Fix detection of symbolic references.
16575 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
16576 accept symbols and any constant.
16578 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
16580 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
16581 note on the insn that sets the soft frame register.
16582 (must_parenthesize): ix and iy are also reserved names.
16583 (print_operand_address): One more place where parenthesis are required
16584 to avoid confusion with register names.
16585 (m68hc11_gen_movhi): Allow push of stack pointer.
16586 (m68hc11_check_z_replacement): Fix handling of parallel with a
16588 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
16589 the replacement register is.
16590 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
16591 and D8_REGS classes.
16592 (MODES_TIEABLE_P): All modes are tieable except QImode.
16594 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
16596 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
16597 (___subdi3): Likewise.
16598 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
16599 (__map_data_section): Optimize 68hc11 case.
16601 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
16603 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
16604 than a shift to avoid adding a register with itself.
16605 (m68hc11_memory_move_cost): Take into account NO_REGS.
16606 (m68hc11_register_move_cost): Update and use memory move cost
16607 for soft registers.
16608 (m68hc11_address_cost): Make cost of valid offset not 0 so that
16609 it gives more opportunities to cse to optimize.
16610 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
16611 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
16613 2002-03-15 Mark Mitchell <mark@codesourcery.com>
16615 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
16616 * c-common.def (CLEANUP_STMT): New tree node.
16617 * c-common.h (CLEANUP_DECL): New macro.
16618 (CLEANUP_EXPR): Likewise.
16619 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
16620 * expr.c (expand_expr): Tidy.
16621 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
16622 * tree-inline.c (initialize_inlined_parameters): Clean up
16623 new local variables.
16625 2002-03-15 Jakub Jelinek <jakub@redhat.com>
16628 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
16629 before movrXX only, use reg_overlap_mentioned_p.
16630 Only special case NE if just one insn can be generated.
16632 2002-03-15 Jason Merrill <jason@redhat.com>
16634 * varasm.c (assemble_variable): Call resolve_unique_section before
16635 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
16636 of error_mark_node.
16638 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
16641 * arm.md (split pattern for thumb shiftable immediates): Add comment
16642 explaining non-obvious test.
16644 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
16647 * arm.md (movaddr, movaddr_insn): Delete.
16649 2002-03-15 Jason Merrill <jason@redhat.com>
16651 * toplev.c (wrapup_global_declarations): Clarify variable handling.
16652 -fkeep-static-consts doesn't apply to comdats.
16654 2002-03-14 Richard Henderson <rth@redhat.com>
16656 * c-decl.c: Include c-pragma.h.
16657 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
16658 (finish_function): Tidy.
16659 * c-pragma.c: Include c-common.h.
16660 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
16661 (handle_pragma_weak): Use them.
16662 (init_pragma): Register pending_weaks.
16663 * c-pragma.h (maybe_apply_pragma_weak): Declare.
16664 * print-tree.c (print_node): Print DECL_WEAK.
16665 * varasm.c (mark_weak_decls): Remove.
16666 (remove_from_pending_weak_list): Remove.
16667 (add_weak): Remove.
16668 (asm_emit_uninitialised): Call globalize_decl for weak commons.
16669 (weak_decls): Make a tree_list.
16670 (declare_weak): Cons weak_decls directly.
16671 (globalize_decl): Remove weak_decls elements directly.
16672 (weak_finish): Simplify weak_decls walk. Don't weaken unused
16673 symbols. Don't pretend to handle aliases.
16674 (init_varasm_once): Update weak_decls registry.
16675 * Makefile.in: Update dependencies.
16677 2002-03-14 Richard Henderson <rth@redhat.com>
16680 * config/ia64/ia64.c: Include tm_p.h last.
16681 (gen_nop_type): Remove duplicate definition.
16682 (cycle_end_fill_slots): Set sched_data for second L slot.
16683 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
16684 (nop_cycles_until): Fix typos.
16686 2002-03-15 Jakub Jelinek <jakub@redhat.com>
16688 PR optimization/5891
16689 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
16691 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
16693 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
16694 descriptors correctly.
16696 2002-03-14 Michael Meissner <meissner@redhat.com>
16698 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
16699 100, allowing MAX_UNROLLED_INSNS to be overridden.
16701 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
16704 * unroll.c (params.h): Include.
16705 (MAX_UNROLLED_INSNS): Delete, now in params.h.
16707 * doc/invoke.texi (--param max-unroll-insns): Document.
16709 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
16711 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
16713 * arm.md: Fix warnings about constraints in peepholes and splits.
16715 2002-03-14 Zack Weinberg <zack@codesourcery.com>
16717 * cpphash.h (struct lexer_state): Remove line_extension member.
16718 * cpplib.c (dequote_string, do_linemarker): New functions.
16719 (linemarker_dir): New data object.
16720 (DIRECTIVE_TABLE): No longer need to interpret #line in
16721 preprocessed source. Delete obsolete comment about return
16722 values of handlers.
16723 (end_directive, directive_diagnostics, _cpp_handle_directive):
16724 Don't muck with line_extension.
16725 (directive_diagnostics): No need to issue warnings for
16727 (_cpp_handle_directive): Issue warnings for linemarkers here,
16728 when appropriate. Dispatch linemarkers to do_linemarker, not
16730 (do_line): Code to handle linemarkers split out to do_linemarker.
16731 Convert escape sequences in filename argument, both places.
16733 * cppmacro.c (quote_string): Rename cpp_quote_string and
16734 export. All callers changed.
16735 * cpplib.h (cpp_quote_string): Prototype.
16736 * cppmain.c (print_line): Call cpp_quote_string on to_file
16737 before printing it.
16739 * doc/cpp.texi: Document that escapes are now interpreted in
16740 #line and in linemarkers, and that non-printing characters are
16741 converted to octal escapes when linemarkers are generated.
16743 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
16745 * emit-rtl.c (try_split): Use delete_insns.
16746 * recog.c (split_all_insns): Fix terminating condition.
16748 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
16749 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
16752 * arm.c (arm_output_epilogue): Fix floating-point register save
16753 adjustment when using a frame pointer.
16755 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
16757 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
16758 * config/mips/mips.c (compute_frame_size): Retrofit them here.
16759 (save_restore_insns, mips_expand_epilogue): And here.
16760 (build_mips16_call_stub): And here.
16761 (mips_function_value): Use the new macros to decide whether a single
16762 or complex float can be returned in floating-point registers. Return
16763 a parallel rtx in the complex case.
16765 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
16767 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
16768 call after liveness analysis.
16770 * recog.c (split_insn): Use delete_insn_and_edges.
16772 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
16773 instructions to have branch prediction notes.
16774 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
16776 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
16778 * configure.in: Don't pass -Wno-long-long to a ADA compiler
16779 that doesn't support it.
16780 * configure: Regenerate.
16782 2002-03-13 Jakub Jelinek <jakub@redhat.com>
16785 * config/sparc/sparc.md (normal_branch, inverted_branch,
16786 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
16787 inverted_fp_branch): Adjust calls to output_cbranch.
16788 Set length attribute.
16789 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
16790 output_v9branch. Set length attribute.
16791 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
16793 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
16794 (output_cbranch): Likewise. Handle far branches.
16795 (output_v9branch): Handle far branches.
16796 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
16798 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
16799 noov_compare64_op predicates.
16801 2002-03-13 Jason Merrill <jason@redhat.com>
16803 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
16804 into the function and constify it.
16805 * gthr-dce.h, gthr-solaris.h: Likewise.
16807 2002-03-13 David Edelsohn <edelsohn@gnu.org>
16809 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
16810 * config/rs6000/rs6000.c (rs6000_va_arg): Use
16811 std_expand_builtin_va_arg if not ABI_V4.
16813 2002-03-13 Jason Merrill <jason@redhat.com>
16815 * varasm.c (globalize_decl): New fn.
16816 (assemble_start_function): Use it.
16817 (asm_emit_uninitialized): Use it.
16818 (assemble_alias): Use it.
16819 (assemble_variable): Use it.
16821 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
16823 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
16824 2002-03-12 internal visibility change.
16825 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
16826 visibility into SYMBOL_REF_FLAG.
16828 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
16830 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
16831 VOIDmode operand. Add compile-time optimization for constant results.
16833 2002-03-12 Jason Merrill <jason@redhat.com>
16835 * c-typeck.c (convert_for_assignment): Don't allow conversions
16836 between pointers and references. Only allow lvalues to convert to
16839 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
16841 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
16842 before prologue, to avoid scheduling problems.
16844 2002-03-13 Jakub Jelinek <jakub@redhat.com>
16846 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
16847 (ELIMINABLE_REGS): Add sfp->sp.
16848 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
16850 2002-03-13 Jakub Jelinek <jakub@redhat.com>
16852 PR optimization/5892
16853 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
16855 2002-03-13 Jakub Jelinek <jakub@redhat.com>
16857 * loop.c (basic_induction_var): Don't call convert_modes if mode
16858 classes are different.
16860 2002-03-12 Richard Henderson <rth@redhat.com>
16862 PR optimization/5901
16863 * function.c (reposition_prologue_and_epilogue_notes): Position
16864 the markers after/before the last/first insn not deleted.
16866 2002-03-12 Richard Henderson <rth@redhat.com>
16868 PR optimization/5878
16869 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
16870 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
16871 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
16873 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
16874 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
16875 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
16877 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
16878 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
16879 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
16880 also. Don't set it if not flag_pic.
16881 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
16882 to be INVALID_REGNUM when not used.
16884 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
16886 * expmed.c (store_bit_field): Reset alias set for memory.
16887 (extract_bit_field): Same.
16889 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16891 * c-common.c (c_tree_code_type, c_tree_code_length,
16892 c_tree_code_name, add_c_tree_codes): Delete.
16893 * c-common.h (add_c_tree_codes): Delete.
16894 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
16896 * c-objc-common.c (c_objc_common_init): Don't call
16897 add_c_tree_codes, instead set lang_unsafe_for_reeval.
16898 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
16899 objc_tree_code_name, add_objc_tree_codes): Delete.
16900 (objc_init): Don't call add_objc_tree_codes.
16901 * objc/objc-lang.c (tree_code_type, tree_code_length,
16902 tree_code_name): Define.
16903 * toplev.c (lang_independent_init): Don't set
16904 tree_code_length[IDENTIFIER_NODE].
16905 * tree.c (tree_code_type, tree_code_length, tree_code_name):
16906 Delete definitions, moved to language front-ends.
16907 * tree.def (IDENTIFIER_NODE): Hardwire the length.
16908 * tree.h (tree_code_type, tree_code_length, tree_code_name):
16910 (tree_code_length): Change type to unsigned char.
16912 2002-03-12 Richard Henderson <rth@redhat.com>
16914 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
16915 internal visibility change.
16917 2002-03-12 Bob Wilson <bob.wilson@acm.org>
16919 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
16920 validize_mem() instead of change_address to avoid clobbering
16923 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
16925 * c-lex.h (position_after_whitespace): Remove.
16927 2002-03-12 Jakub Jelinek <jakub@redhat.com>
16929 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
16930 (lex_string): Use unsigned char pointers.
16932 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
16934 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
16935 is not a valid memory_operand.
16937 2002-03-12 Bob Wilson <bob.wilson@acm.org>
16939 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
16940 * config/xtensa/lib1funcs.asm: Fix copyright to include
16941 special case for libgcc files.
16942 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
16943 (__divsi3): Likewise.
16944 (__umodsi3): Likewise.
16945 (__modsi3): Likewise.
16946 * config/xtensa/lib2funcs.S: Fix copyright to include
16947 special case for libgcc files.
16949 2002-03-12 Tom Rix <trix@redhat.com>
16951 * collect2.c (resolve_lib_name): Move outside of
16952 OBJECT_FORMAT_COFF ifdef.
16953 (ignore_library): Same.
16955 2002-03-12 Bob Wilson <bob.wilson@acm.org>
16957 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
16959 2002-03-12 Bob Wilson <bob.wilson@acm.org>
16961 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
16962 to function_section before writing out the constant pool.
16964 2002-03-12 David Edelsohn <edelsohn@gnu.org>
16966 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
16968 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
16970 2002-03-12 Alan Modra <amodra@bigpond.net.au>
16972 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
16973 (adddi3): Likewise.
16976 (cmpsi splitter): Likewise.
16977 (modsi3): Fail if <= 0.
16978 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
16979 redundant test when HOST_BITS_PER_WIDE_INT != 32.
16980 (reg_or_sub_cint64_operand): Likewise.
16981 (num_insns_constant_wide): Optimize sign extension.
16982 (rs6000_legitimize_address): Likewise.
16984 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
16986 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
16987 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
16989 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
16991 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
16992 address calculation.
16994 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
16996 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
16997 scratch register to DImode / TImode.
16998 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
16999 register used does not overlap the target.
17001 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17003 * Makefile.in (debug.o): Depend on debug.h.
17004 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
17005 * debug.c (do_nothing_debug_hooks): Likewise.
17006 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
17007 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
17008 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
17009 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
17010 * dwarfout.c (dwarf_debug_hooks): Likewise.
17011 * integrate.c (output_inline_function): Likewise.
17012 * objc/objc-act.c (synth_module_prologue): Likewise.
17013 * sdbout.c (sdb_debug_hooks): Likewise.
17014 * toplev.c (debug_hooks): Likewise.
17015 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
17017 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17019 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
17020 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
17021 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
17022 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
17023 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
17024 * defaults.h (POINTER_SIZE): Define.
17025 * doc/tm.texi (POINTER_SIZE): Document default.
17027 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17029 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
17031 2002-03-11 Richard Henderson <rth@redhat.com>
17033 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
17034 if rebuild_label_notes_after_reload.
17036 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
17038 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
17039 emit pic register load if "internal" visibility.
17040 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
17041 (cris_expand_builtin_va_arg): Do all computations on trees.
17043 2002-03-11 Richard Henderson <rth@redhat.com>
17045 * rtlanal.c: Include recog.h.
17046 (keep_with_call_p): Fix thinko.
17047 * Makefile.in (rtlanal.o): Update dependencies.
17049 2002-03-11 Chris Meyer <cmeyer@gatan.com>
17051 * genflags.c (gen_insn): Use IS_VSPACE.
17052 * genoutput.c (output_insn_data): Likewise.
17053 (process_template): Likewise.
17055 2002-03-11 Richard Henderson <rth@redhat.com>
17057 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
17059 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
17061 * Makefile.in: Update.
17062 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
17063 Update documentation.
17064 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
17065 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
17067 2002-03-11 Zack Weinberg <zack@codesourcery.com>
17069 * Makefile.in: Give texi2pod its input file as a command line
17070 argument, not on stdin.
17072 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
17073 Daniel Berlin <dan@dberlin.org>
17075 C++ alias analysis improvement.
17076 * alias.c (record_component_aliases): Record aliases for base
17079 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
17081 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
17083 2002-03-11 Douglas B Rupp <rupp@gnat.com>
17085 * toplev.c (vms_fopen): Remove, not needed.
17087 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
17089 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
17091 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
17092 for FP, already done later.
17094 * toplev.c (debug_args): Add entry for VMS_DEBUG.
17095 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
17097 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
17099 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
17100 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
17101 LARGEST_EXPONENT_IS_NORMAL for the given mode.
17102 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
17103 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
17104 (ediv, emul, eldexp, esqrt): Likewise.
17105 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
17106 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
17107 (saturate): New function.
17108 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
17109 (make_nan): Use a saturation value instead of a NaN if
17110 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
17111 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
17112 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
17113 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
17114 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
17115 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
17116 !ROUND_TOWARDS_ZERO.
17117 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
17118 (ROUND_TOWARDS_ZERO): Document.
17120 2002-03-11 Andreas Jaeger <aj@suse.de>
17122 * cfg.c (dump_flow_info): Remove unused variable.
17124 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
17126 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
17127 computations on trees.
17129 2002-03-10 Richard Henderson <rth@redhat.com>
17132 * reload.c (copy_replacements_1): New.
17133 (copy_replacements): Use it to recurse through the rtx.
17135 2002-03-10 Richard Henderson <rth@redhat.com>
17137 * loop.c (strength_reduce): Compute number of iterations as
17138 unsigned HOST_WIDE_INT.
17140 2002-03-10 Richard Henderson <rth@redhat.com>
17142 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
17143 to move away from the end of the block.
17145 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
17147 PR preprocessor/5899
17148 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
17150 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17152 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
17154 * attribs.c (decl_attributes): Fix signed/unsigned warning.
17156 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
17158 * config/mmix/mmix.c: Improve comments.
17159 (mmix_target_asm_function_prologue): Drop variable
17160 empty_stack_frame. Don't allocate unused slot above fp.
17161 (mmix_target_asm_function_epilogue): Mirror prologue changes.
17162 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
17163 brace in first column.
17164 (enum reg_class): Ditto.
17165 (FIRST_PARM_OFFSET): Now 0.
17166 (USER_LABEL_PREFIX): Remove #if 0:d definition.
17168 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17170 * combine.c (make_extraction): Fix error in last change.
17172 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17174 * c4x.c (c4x_fp_reglist): Const-ify.
17175 * cris.c (cris_print_operand): Likewise.
17176 * i386.c (ix86_va_arg): Likewise.
17177 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
17178 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
17179 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
17180 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
17181 * mcore.h (regno_reg_class): Likewise.
17182 * mips.c (gen_int_relational): Likewise.
17183 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
17184 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
17185 * pdp11.c (move_costs): Likewise.
17186 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
17187 * s390.c (s390_branch_condition_mnemonic, regclass_map):
17189 * s390.h (regclass_map): Likewise.
17190 * sh.c (shift_amounts): Likewise.
17191 * sh.md (rotlsi3): Likewise.
17193 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
17195 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
17196 (ne0+5): Use new clobber to generate proper shift pattern.
17197 Patch by Michael Matz <matz@kde.org>.
17199 2002-03-09 Andreas Schwab <schwab@suse.de>
17201 * gcc.c (validate_all_switches): Also handle `%W{...}'.
17203 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
17205 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
17207 2002-03-09 Jakub Jelinek <jakub@redhat.com>
17210 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
17211 even for non-representable constants.
17213 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17215 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
17216 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
17217 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
17218 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
17219 (pop_function_context): Compute MAY_SHARE parameter for
17221 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
17222 (gen_mem_addressof): Call fixup_var_refs with new parm.
17224 * combine.c (make_extraction): Don't make extension of CONST_INT.
17226 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
17228 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
17229 in o32 and o64 ABIs.
17230 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
17231 but getting fixed-size structs passed in registers regardless of
17232 padding in o32 and o64 ABIs.
17234 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
17235 offset before loading address of argument passed by transparent
17238 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
17240 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
17242 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
17244 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
17245 marker such that registers after it are saved.
17247 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17249 * sparc.c (arith_4096_operand): Fix error in last change.
17251 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
17253 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
17254 defaults for MEABI.
17256 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
17258 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
17261 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
17263 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
17265 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
17267 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
17268 removed; fix return value.
17269 * combine.c (combine_instructions): Dirtify blocks where we failed to
17270 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
17271 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
17273 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17275 * gcse.c (insert_insn_end_bb): Fix typo in last change.
17277 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
17279 * recog.c (peephole2_optimize): Re-distribute EH edges.
17281 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
17283 * expr.c (expand_expr): Use unsave lang hook.
17284 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
17285 (LANG_HOOKS_INITIALIZER): Update.
17286 * langhooks.h (struct lang_hooks): New hook unsave.
17287 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
17288 (unsave_expr_1): Remove unused lang_unsave_expr_now.
17289 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
17290 (unsave_expr_now): Remove.
17291 * tree.h (unsave_expr_now, lang_unsave,
17292 lang_unsave_expr_now): Remove.
17295 2002-03-08 Andreas Jaeger <aj@suse.de>
17297 * flow.c (propagate_block_delete_insn): Remove unused variable.
17299 2002-03-08 Kazu Hirata <kazu@hxi.com>
17301 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
17302 insn length for memory load/store.
17304 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
17306 * doc/install.texi (--with-libiconv-prefix): Document.
17308 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
17310 * doc/sourcebuild.texi: Fix typo.
17312 2002-03-08 Jakub Jelinek <jakub@redhat.com>
17315 * builtins.c (std_expand_builtin_va_arg): Do all computations on
17318 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17320 * rtl.c (copy_most_rtx): Move from here ...
17321 * emit-rtl.c (copy_most_rtx): ... to here.
17323 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
17325 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
17326 SUBTARGET_CPP_SIZE_SPEC.
17327 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
17329 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
17331 2002-03-07 Matt Hiller <hiller@redhat.com>
17333 * gensupport.c (first_dir_md_include): Renamed from include;
17334 change all references.
17335 (last_dir_md_include): Renamed from last_include; change all
17337 (init_md_reader): Unconditionally initialize base_dir whether or
17338 not filename is a relative path.
17340 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
17342 * config/fp-bit.c (_unord_f2): Compile it in even if
17343 US_SOFTWARE_GOFAST is enabled.
17345 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
17346 NULL_RTX. Set all HFmode operations as NULL_RTX.
17347 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
17348 NULL_RTX, try reversing the comparison and the operands.
17350 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
17352 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
17353 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
17356 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
17358 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
17360 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
17362 * basic-block.h (fixup_abnormal_edges): Declare.
17363 * reload1.c (fixup_abnormal_edges): New function.
17364 * reg-stack.c (convert_regs): Use it.
17366 * gcse.c (insert_insn_end_bb): Handle trapping insns.
17368 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
17370 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
17372 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
17373 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
17374 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
17375 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
17376 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
17377 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
17378 unless x and y could be infinite.
17379 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
17380 Check that the common type of both arguments is a real, even for
17381 targets without unordered comparisons. Allow an integer argument
17382 to be compared against a real.
17383 (expand_tree_builtin): Use expand_unordered_cmp.
17384 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
17385 * cse.c (fold_rtx): Likewise. Fix indentation.
17386 * fold-const.c (fold_real_zero_addition_p): New.
17387 (fold): Use it, and the new HONOR_... macros.
17388 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
17389 * jump.c (reversed_comparison_code_parts): After searching for
17390 the true comparison mode, use HONOR_NANS to decide whether it
17391 can be safely reversed.
17392 (reverse_condition_maybe_unordered): Remove IEEE check.
17393 * simplify-rtx.c (simplify_binary_operation): Use the new macros
17394 to decide which simplifications are valid. Allow the following
17395 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
17396 and (a - -b) to (a + b).
17397 (simplify_relational_operation): Use HONOR_NANS.
17398 * doc/tm.texi: Document the MODE_HAS_... macros.
17400 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
17402 * combine.c (simplify_comparison): If simplifying a logical shift
17403 right and compare with constant, force the comparison to unsigned.
17405 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
17407 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
17409 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
17411 (alt_reg_names): Remove % for vrsave.
17413 2002-03-06 Richard Henderson <rth@redhat.com>
17415 PR optimization/5844
17416 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
17417 if used indicates we've already emitted one copy of an operand.
17418 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
17419 (gen_split): Supply a non-null used.
17421 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
17423 * reload1.c (reload): Unshare all rtl after reload is done.
17425 * simplify-rtx.c (simplify_plus_minus): Do not abort,
17426 but simply fail if the expression is too complex to simplify.
17427 (simplify_gen_binary): Handle simplify_plus_minus failures.
17429 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
17431 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
17432 consistently call delete_trivially_dead_insns after CSE and GCSE;
17433 fix DFI_life dumping; do jump threading after liveness; do crossjumping
17434 after liveness2; update comment in last crossjumping.
17435 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
17437 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
17439 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
17440 after completing fast dead code elimination.
17442 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
17445 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
17447 * version.c: Fix misplaced leading blanks on first line.
17449 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
17451 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
17453 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
17455 * cfgcleanup.c (mentions_nonequal_regs): New function.
17456 (thread_jump): Use it.
17457 * toplev.c (rest_of_compilation): Run jump threading after
17460 2002-03-06 Jakub Jelinek <jakub@redhat.com>
17462 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
17465 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
17467 * predict.c (estimate_bb_frequencies): Do not reload the
17468 frequencies from notes.
17470 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
17472 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
17473 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
17475 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
17476 delete_noop_moves): Return indeger.
17477 * flow.c (ndead): New variable.
17478 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
17479 BB argument; update callers.
17480 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
17481 (life_analysis): Do not call purge_all_dead_edges.
17482 (update_life_info): Return number of deleted insns; print statistics.
17483 (update_life_info_in_dirty_blocks): likewise.
17484 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
17485 return number of insns deleted.
17487 * cse.c: Include timevar.h
17488 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
17489 iterate until stabilizes; print statistics; return number of killed
17491 * Makefile.in: (cse.o): Add timevar.h dependency
17492 * rtl.h (delete_trivially_dead_insns): New.
17493 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
17494 * toplev.c (rest_of_compilation): Update callers.
17496 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
17497 (try_optimize_cfg): Do not update liveness.
17498 (cleanup-cfg): Loop until try_optimize_cfg and dead code
17499 removal stabilizes; use delete_trivially_dead_insns.
17501 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
17503 2002-03-05 Zack Weinberg <zack@codesourcery.com>
17505 * cppmain.c (setup_callbacks): Disable #pragma and #ident
17506 callbacks when processing assembly language.
17508 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
17510 * pa.h (ASM_FILE_END): Define.
17511 * som.h (ASM_FILE_END): Delete.
17513 * pa.c (function_arg): Don't pass floats in general registers in
17514 indirect calls if TARGET_ELF32.
17516 2002-03-05 Richard Henderson <rth@redhat.com>
17518 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
17520 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
17522 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
17524 2002-03-05 Jakub Jelinek <jakub@redhat.com>
17526 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
17527 -r command line. Don't hide any symbols if not building
17530 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
17532 * cfg.c (dump_flow_info): Warn about profile mismatches.
17533 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
17534 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
17536 2002-03-05 Jakub Jelinek <jakub@redhat.com>
17538 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
17539 wide volatile memory by parts.
17541 2002-03-05 Jakub Jelinek <jakub@redhat.com>
17543 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
17546 2002-03-05 Richard Henderson <rth@redhat.com>
17548 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
17550 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
17552 * toplev.c (documented_lang_options): Document more
17553 language-specific options.
17554 * doc/invoke.texi (Warning Options): Correct documentation for
17555 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
17556 * c-decl.c (c_decode_option): Use a table to handle warning options.
17558 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
17560 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
17561 parameter to mmix_encode_section_info.
17562 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
17563 relocatably. Always produce ELF, not mmo if linking relocatably.
17564 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
17565 first is non-zero, don't add symbol prefix.
17566 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
17567 prototype accordingly.
17569 2002-03-04 Krister Walfridsson <cato@df.lth.se>
17571 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
17573 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
17575 * configure.in: Increase required makeinfo version to 4.1.
17576 * configure: Regenerate.
17578 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
17580 * .cvsignore: Remove *.info* and genrtl*; these files are generated
17583 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
17585 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
17586 * doc/invoke.texi: Fix @math uses.
17588 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
17590 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
17593 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
17595 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
17596 (powerpc-*-eabisimaltivec*): Same.
17598 * config/rs6000/t-ppcendian: New.
17600 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
17602 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
17603 nonimmediate_src_operand and nonimmediate_lsrc_operand to
17604 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
17606 2002-03-03 Richard Henderson <rth@redhat.com>
17608 * toplev.c (rest_of_decl_compilation): Revert last two changes.
17610 2002-03-03 Zack Weinberg <zack@codesourcery.com>
17612 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
17613 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
17614 tree.c, config/m68k/m68k.c:
17615 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
17616 REAL_ARITHMETIC blocks unconditional. Delete some further
17617 #ifdef blocks predicated on REAL_ARITHMETIC.
17618 * flags.h, toplev.c: Delete remaining references to
17619 flag_pretend_float.
17621 * doc/invoke.texi: Remove documentation of -fpretend-float.
17622 * doc/tm.texi: Describe the various REAL_* macros as provided by
17623 real.h, not by the target configuration files.
17625 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
17626 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
17627 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
17628 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
17629 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
17630 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
17631 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
17632 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
17633 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
17634 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
17635 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
17636 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
17637 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
17638 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
17639 config/xtensa/xtensa.h:
17640 Do not define, undefine, or mention in comments any of
17641 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
17642 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
17643 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
17644 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
17645 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
17646 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
17647 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
17648 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
17649 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
17651 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17653 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
17654 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
17655 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
17656 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
17657 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
17658 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
17660 * defaults.h (BITS_PER_WORD): Define.
17661 * doc/tm.texi (BITS_PER_WORD): Document default value.
17663 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
17664 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
17665 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
17667 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17669 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
17670 lieu of explicit sizeof/sizeof.
17671 * i386.c (override_options, ix86_init_mmx_sse_builtins,
17672 ix86_expand_builtin): Likewise.
17673 * mips.c (mips_add_gc_roots): Likewise.
17674 * mmix.c (mmix_output_condition): Likewise.
17675 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
17676 altivec_init_builtins): Likewise.
17677 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
17678 * cppexp.c (Nsuff, parse_number): Likewise.
17679 * cppinit.c (builtin_array_end): Likewise.
17680 * gcc.c (n_default_compilers, process_command): Likewise.
17681 * genpreds.c (output_predicate_decls): Likewise.
17682 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
17683 * lcm.c (N_ENTITIES): Likewise.
17684 * stor-layout.c (set_sizetype): Likewise.
17686 2002-03-03 Richard Henderson <rth@redhat.com>
17688 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
17689 for types or labels.
17691 2002-03-03 Richard Henderson <rth@redhat.com>
17693 * c-decl.c (start_decl): Initialized variables are not common.
17695 2002-03-02 Per Bothner <per@bothner.com>
17697 * gcc.c (option_map): Suport new --bootclasspath option.
17698 --CLASSPATH is now just an alias for --classpath.
17700 2002-03-02 Richard Henderson <rth@redhat.com>
17702 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
17703 load if "internal" visibility.
17704 * doc/extend.texi: Document visibility meanings.
17706 2002-03-02 Richard Henderson <rth@redhat.com>
17708 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
17709 to functions as well.
17711 2002-03-02 Richard Henderson <rth@redhat.com>
17713 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
17714 (handle_visibility_attribute): Don't call assemble_visibility.
17715 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
17716 without asmspec. Invoke assemble_alias when needed.
17717 * varasm.c (maybe_assemble_visibility): New.
17718 (assemble_start_function, assemble_variable, assemble_alias): Use it.
17720 2002-03-02 Richard Henderson <rth@redhat.com>
17722 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
17723 invoke ENCODE_SECTION_INFO with first call flag.
17725 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
17726 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
17727 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
17728 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
17729 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
17730 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
17731 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
17732 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
17733 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
17734 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
17735 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
17736 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
17737 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
17738 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
17739 config/mcore/mcore-protos.h, config/mcore/mcore.c,
17740 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
17741 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
17742 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
17743 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
17744 config/sh/sh.h, config/sparc/sparc.h,
17745 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
17746 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
17747 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
17748 FIRST argument. As needed, examine it and do nothing.
17750 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
17751 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
17752 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
17754 * config/arm/t-pe (pe.o): Add dependencies.
17756 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17758 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
17759 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
17760 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
17761 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
17762 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
17763 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
17764 * defaults.h (BITS_PER_UNIT): Define.
17765 * doc/tm.texi (BITS_PER_UNIT): Document default value.
17767 2002-03-02 Kazu Hirata <kazu@hxi.com>
17769 * config/h8300/h8300-protos.h: Add a prototype for
17770 compute_a_shift_length.
17771 * config/h8300/h8300.c (h8300_asm_insn_count): New.
17772 (compute_a_shift_length): Likewise.
17773 (h8300_adjust_insn_length): Do not adjust insn length of shift
17775 * config/h8300/h8300.md (anonymous shift patterns): Use
17776 compute_a_shift_length.
17778 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17780 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
17781 trunc_int_for_mode.
17783 * emit-rtl.c (offset_address): Call update_temp_slot_address.
17785 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17787 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
17788 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
17789 * flags.h (flag_zero_initialized_in_bss): Declare.
17790 * toplev.c (flag_zero_initialized_in_bss): New flag.
17791 (lang_independent_options): Add flag_zero_initialized_in_bss.
17792 * tree.c (initializer_zerop): New function.
17793 * tree.h (initializer_zerop): Declare.
17794 * varasm.c (assemble_variable): If we can emit bss, put zero
17795 initializers in the bss section.
17797 2002-03-02 Alan Modra <amodra@bigpond.net.au>
17799 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
17800 like more than one symbol per .weak directive.
17802 2002-03-01 Richard Henderson <rth@redhat.com>
17804 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
17805 adjust argument_pointer by pretend_args_size.
17806 (ia64_va_start): Adjust va_start address by -pretend_args_size.
17808 2002-03-01 Kazu Hirata <kazu@hxi.com>
17810 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
17812 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
17814 * toplev.c (rest_of_compilation): Delete dead jumptables before
17816 * flow.c (delete_dead_jumptables): Make global.
17817 * rtl.h (delete_dead_jumptables): Declare.
17819 2002-03-01 David Edelsohn <edelsohn@gnu.org>
17821 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
17822 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
17823 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
17825 2002-03-01 Kazu Hirata <kazu@hxi.com>
17827 * config/h8300/h8300-protos.h: Fix formatting.
17828 * config/h8300/h8300.c: Likewise.
17829 * config/h8300/h8300.h: Likewise.
17831 2002-03-01 Kazu Hirata <kazu@hxi.com>
17833 * config/h8300/h8300.c (print_operand): Support 16-bit
17834 constant addresses.
17835 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
17837 2002-02-28 Richard Henderson <rth@redhat.com>
17839 * expmed.c (store_bit_field): Prevent generation of CONCATs;
17840 pun complex values as integers; use gen_lowpart instead of
17842 (extract_bit_field): Likewise.
17844 2002-03-01 Alan Modra <amodra@bigpond.net.au>
17845 David Edelsohn <edelsohn@gnu.org>
17847 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
17848 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
17849 (SUPPORTS_WEAK): Likewise.
17850 * output.h (add_weak): Add tree param.
17851 * varasm.c (add_weak): Likewise. Save decl.
17852 (struct weak_syms): Add decl field.
17853 (mark_weak_decls): New function.
17854 (init_varasm_once): ggc_add_root mark_weak_decls.
17855 (assemble_start_function): Use ASM_WEAKEN_DECL.
17856 (assemble_variable): Likewise.
17857 (assemble_alias): Likewise.
17858 (declare_weak): Pass decl to add_weak.
17859 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
17860 (remove_from_pending_weak_list): Declare and define for
17862 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
17863 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
17864 * defaults.h (SUPPORTS_WEAK): Likewise.
17865 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
17866 .weak for code sym. Do emit .size for descriptor sym.
17867 (ASM_DECLARE_FUNCTION_SIZE): Define.
17868 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
17869 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
17870 .lglobl unless TARGET_XCOFF. Formatting fixes.
17871 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
17872 .weak for code sym.
17873 (HANDLE_PRAGMA_WEAK): Remove.
17874 (ASM_WEAKEN_LABEL): Remove.
17875 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
17877 2002-03-01 Jason Merrill <jason@redhat.com>
17879 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
17880 (TARGET_EXPR_CLEANUP): New macro.
17882 2002-02-28 Steve Ellcey <sje@cup.hp.com>
17884 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
17885 to take ptr_extend into account as third type of extension.
17886 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
17887 fields used by SUBREG_PROMOTED_UNSIGNED_P.
17888 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
17889 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
17890 * calls.c (precompute_arguments): Use new macro.
17891 (expand_call): Ditto.
17892 * combine.c (nonzero_bits): Ditto.
17893 (record_promoted_value): Ditto.
17894 * expr.c (store_expr): Ditto.
17895 (expand_expr): Ditto.
17896 * function.c (assign_parms): Ditto.
17898 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
17900 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
17901 override -shared and -shared-libgcc.
17903 2002-02-28 David O'Brien <obrien@FreeBSD.org>
17905 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
17907 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
17910 2002-02-28 Richard Henderson <rth@redhat.com>
17912 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
17913 4 cycle latency from MM producers.
17914 (ia64_internal_sched_reorder): Likewise with pipeline flush.
17916 2002-02-28 Jakub Jelinek <jakub@redhat.com>
17918 * mklibgcc.in: Don't use GNU make extension.
17920 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
17922 * c-parse.in (STATIC): New terminal.
17923 (scspec): New non-terminal. Update productions accordingly.
17924 (program): Remove bogus ifc / end ifc.
17925 (array_declarator): Simplify production using STATIC.
17927 2002-02-28 Jim Meyering <meyering@lucent.com>
17929 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
17930 \a still means TARGET_BELL.
17932 2002-02-28 Richard Henderson <rth@redhat.com>
17934 * haifa-sched.c (sched_emit_insn): New.
17935 (schedule_block): Use last_scheduled_insn to track last insn.
17936 * sched-int.h (sched_emit_insn): Prototype.
17937 * config/ia64/ia64.c (last_issued): Remove.
17938 (ia64_variable_issue): Don't set it.
17939 (nop_cycles_until): Use sched_emit_insn.
17941 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
17943 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
17944 extended constants.
17946 2002-02-28 Kazu Hirata <kazu@hxi.com>
17948 * config/h8300/h8300.c: Fix formatting.
17949 * config/h8300/h8300.h: Likewise.
17951 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
17953 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
17954 which may overwrite the high byte of the frame pointer.
17956 2002-02-28 Bo Thorsen <bo@suse.de>
17958 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
17959 (STARTFILE_SPEC): Add 64 bit files.
17960 (ENDFILE_SPEC): Likewise.
17962 2002-02-28 Jason Merrill <jason@redhat.com>
17964 * c-decl.c (finish_function): Only warn about missing return
17965 statement with -Wreturn-type.
17967 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
17969 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
17971 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
17972 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
17974 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
17976 * basic-block.h (BB_REACHABLE): Renumber.
17977 (BB_DIRTY, BB_NEW): New flags.
17978 (clear_bb_flags): Declare.
17979 (update_life_info_in_dirty_blocks): Declare.
17980 * cfg.c (clear_bb_flags): New function.
17981 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
17982 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
17983 reorder_insns, emit_insn_after): Mark block as dirty.
17984 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
17985 (update_life_info_in_dirty_blocks): New function.
17986 * recog.c (apply_change_group): Dirtify block.
17988 * cse.c (cse_insn): Reorder emitting of jump insn to keep
17990 * gcse.c (delete_null_pointer_checks): Likewise.
17992 * toplev.c (dump_file_index): Move cse2 after bp,
17994 (dump_file_info): Similary.
17995 (rest_of_compilation): Avoid most of CFG rebuilds;
17996 do first if converision after null pointer checks, do cse2
17997 after branch prediction; avoid full liveness rebuild after
17998 initializing subregs.
17999 * invoke.texi (-d options): Document -du, renumber.
18001 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
18002 (notice_new_block): Do not set BB_UPDATE_LIFE.
18003 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
18004 merge_blocks_move_successor_nojumps, merge_blocks,
18005 try_crossjump_to_edge): Likewise.
18006 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
18007 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
18008 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
18009 (merge_of_block): Do not use life_data_ok.
18010 (find_if_case_1): Do not use SET_UPDATE_LIFE.
18011 (if_convert): Use BB_DIRTY mechanizm to update life.
18012 * lcm.c (optimize_mode_switching): Update
18013 update_life_info_in_dirty_blocks
18015 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
18017 * Makefile.in (integrate.o): Update.
18018 * c-decl.c (copy_lang_decl): Rename.
18019 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
18020 * integrate.c: Include langhooks.h.
18021 (copy_decl_for_inlining): Update to use langhook.
18022 * langhooks-def.h (lhd_do_nothing_t,
18023 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
18024 (LANG_HOOKS_INITIALIZER): Update.
18025 * langhooks.c (lhd_do_nothing_t): New.
18026 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
18027 * tree.h (copy_lang_decl): Remove.
18029 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
18031 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
18033 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
18034 POST_DEC, and POST_MODIFY.
18036 2002-02-27 Zack Weinberg <zack@codesourcery.com>
18038 * c-typeck.c (digest_init): Remove unused parameter; all
18041 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
18043 * expmed.c (expand_shift): Correctly test for low part of a
18046 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
18048 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
18049 insn UIDs with insn addresses.
18051 2002-02-27 Zack Weinberg <zack@codesourcery.com>
18053 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
18054 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
18055 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
18056 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
18057 gcc.c, toplev.c: Delete code implementing -traditional mode.
18059 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
18060 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
18061 Document removal of -traditional mode for compilation, and
18062 remove documentation only relevant to that mode.
18064 * config/nextstep.h, config/ptx4.h, config/svr4.h,
18065 config/convex/convex.h, config/d30v/d30v.h,
18066 config/i386/dgux.h, config/i386/osf1elf.h,
18067 config/i386/osfelf.h, config/i386/osfrose.h,
18068 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
18069 config/m68k/hp310.h, config/m88k/dgux.h,
18070 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
18071 config/m88k/m88k.h, config/m88k/openbsd.h,
18072 config/mips/abi64.h, config/mips/osfrose.h,
18073 config/mips/svr4-5.h, config/mips/svr4-t.h,
18074 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
18075 config/stormy16/stormy16.h: Remove all references to
18076 -traditional from target specs. Delete all mention of the
18077 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
18078 delete a couple of commented-out definitions of
18079 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
18082 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
18083 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
18085 2002-02-27 Zack Weinberg <zack@codesourcery.com>
18087 * mklibgcc.in: Don't use \n in a line subject to
18088 interpretation by echo.
18090 2002-02-27 Graham Stott <grahams@redhat.com>
18092 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
18095 * loop.c (prescan_loop): Handle PARALLEL.
18097 * unroll.c (loop_iterations): Return 0 if the add_val for
18100 * final.c (output_operand_lossage): Constify PFX_STR.
18102 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
18104 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
18106 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
18107 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
18109 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
18111 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
18113 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
18115 * cpplex.c (_cpp_lex_token): Handle directives in macro
18117 * cpplib.c (_cpp_handle_directive): Save and restore state
18118 if parsing macro args when entering a directive.
18119 * cppmacro.c (collect_args): No need to handle directives
18120 in macro arguments.
18121 (enter_macro_context, replace_args): Use the original macro
18122 definition in case it was redefined whilst collecting arguments.
18124 * cpp.texi: Update.
18126 2002-02-26 David Edelsohn <edelsohn@gnu.org>
18128 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
18129 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
18130 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
18132 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
18133 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
18134 (load_toc_v4_PIC_2): Same.
18136 2002-02-26 Alan Modra <amodra@bigpond.net.au>
18138 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
18140 2002-02-26 Richard Henderson <rth@redhat.com>
18142 * config/alpha/alpha.md (ashldi_se): Re-enable.
18144 2002-02-26 Richard Henderson <rth@redhat.com>
18146 * config/alpha/alpha.c (alpha_encode_section_info): Examine
18147 MODULE_LOCAL_P; improve commentary.
18149 2002-02-26 Zack Weinberg <zack@codesourcery.com>
18151 * doc/cpp.texi: Clarify documentation of relationship between
18152 #line and #include.
18154 2002-02-26 Kazu Hirata <kazu@hxi.com>
18156 * config/h8300/h8300-protos.h: Update the prototype for
18157 compute_logical_op_length. Add the prototype for
18158 compute_logical_op_cc.
18159 * config/h8300/h8300.c (compute_logical_op_length): Figure out
18160 code from operands.
18161 (compute_logical_op_cc): New.
18162 * config/h8300/h8300.md: Combine all the logical op patterns
18163 in HImode and SImode. Use compute_logical_op_cc.
18165 2002-02-26 Kelley Cook <kelleycook@comcast.net>
18167 * config/i386/i386.c (print_operand): Don't append ATT-style
18168 length suffixs to x87 opcodes when in Intel mode.
18170 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
18172 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
18173 (init_emit_once): Update calls.
18174 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
18175 (init_syntax_once): Prototype.
18177 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
18179 * pa-linux.h (LIB_SPEC): Update definition.
18180 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
18182 2002-02-26 Richard Henderson <rth@redhat.com>
18184 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
18185 if we emitted a stop bit.
18187 2002-02-26 Jakub Jelinek <jakub@redhat.com>
18189 * configure.in (libgcc_visibility): Substitute.
18190 * configure: Rebuilt.
18191 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
18192 defined symbols .hidden.
18194 2002-02-26 Jakub Jelinek <jakub@redhat.com>
18196 * attribs.c (c_common_attribute_table): Add visibility.
18197 (handle_visibility_attribute): New function.
18198 * varasm.c (assemble_visibility): New function.
18199 * output.h (assemble_visibility): Add prototype.
18200 * tree.h (MODULE_LOCAL_P): Define.
18201 * crtstuff.c (__dso_handle): Use visibility attribute.
18202 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
18203 for MODULE_LOCAL_P symbols too.
18204 * config/ia64/ia64.c (ia64_encode_section_info): Handle
18205 MODULE_LOCAL_P symbols the same way as local symbols.
18206 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
18207 into .sdata/.sbss by the user.
18208 * doc/extend.texi (Function Attributes): Document visibility
18211 2002-02-26 Jakub Jelinek <jakub@redhat.com>
18214 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
18215 STRING_CST initializer spanning the whole variable without
18217 If expand_expr returned MEM, don't use it.
18219 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
18221 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
18222 generate a die for the lexical block.
18224 2002-02-26 Kazu Hirata <kazu@hxi.com>
18226 * config/h8300/h8300-protos.h: Add a prototype for
18227 compute_logical_op_length.
18228 * config/h8300/h8300.c (compute_logical_op_length): New.
18229 * config/h8300/h8300.md (anonymous logical patterns): Use
18230 compute_logical_op_length for length.
18232 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
18234 * dwarf2out.c (modified_type_die): Do not call type_main_variant
18236 (gen_type_die): Same.
18238 * attribs.c (handle_vector_size_attribute): Set debug information.
18240 2002-02-26 Daniel Egger <degger@fhm.edu>
18242 * config/rs6000/rs6000.md: Swap define_insn attributes to
18243 fix incorrect generation of merge high instructions instead
18246 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
18248 * c-typeck.c (really_start_incremental_init): Use
18249 bitsize_zero_node for vectors.
18251 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
18253 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
18254 ("*set_vrsave_internal"): Same.
18256 2002-02-25 Richard Henderson <rth@redhat.com>
18258 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
18259 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
18261 2002-02-25 Jakub Jelinek <jakub@redhat.com>
18264 * config/i386/i386.c (ix86_return_pops_args): Only pop
18265 fake structure return argument if it was passed on the stack.
18267 2002-02-25 Jason Merrill <jason@redhat.com>
18269 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
18272 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
18274 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
18275 link with shared_name only.
18276 * doc/invoke.texi (Link Options): Document new behavior.
18278 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
18280 * c-typeck.c (push_init_level): Handle vectors.
18282 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
18284 * config/sparc/sparc.c (const64_high_operand): Zero-extend
18285 operands of SPARC_SETHI_P.
18286 (input_operand): Likewise.
18287 (sparc_emit_set_const32): Likewise.
18288 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
18289 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
18290 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
18291 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
18292 (movdi_insn_sp64_vis): Likewise.
18293 (movdi split, movdf split): Use SETHI32.
18294 * doc/md.texi: Document SPARC constraints L, M and N.
18296 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
18298 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
18299 ("*set_vrsave_internal"): use mfspr for Darwin.
18301 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
18302 gen_get_vrsave_internal.
18304 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18306 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
18308 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
18310 * cpplex.c (cpp_interpret_charconst): Get signedness or
18311 otherwise of wide character constants correct.
18312 * cppexp.c (lex): Get signedness of wide charconsts correct.
18314 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18316 * optabs.c (widen_operand): Only call convert_modes for
18317 promoted SUBREG if signedness matches.
18318 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
18320 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
18322 * cpplib.c (glue_header_name): Use local buffer to build up
18325 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
18327 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
18329 2002-02-23 Kazu Hirata <kazu@hxi.com>
18331 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
18332 H8/300[HS] separately.
18333 * config/h8300/h8300.md: Remove the early clobber constraint
18334 from bit field patterns.
18336 2002-02-23 Kazu Hirata <kazu@hxi.com>
18338 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
18340 (mulhisi3): Likewise.
18341 (umulqisi3): Likewise.
18342 (umulhisi3): Likewise.
18344 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
18346 * cppinit.c (output_deps): Correct test for stdout output.
18347 (init_dependency_output): Cure warning.
18349 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18351 * expr.c (store_expr): When converting expression to promoted
18352 equivalent type, allow using SUBREG_REG of TARGET as the target
18353 of the expansion of EXP.
18354 * loop.c (basic_induction_var, case SUBREG): Always look inside.
18355 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
18356 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
18357 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
18358 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
18360 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
18362 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
18363 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
18364 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
18366 2002-02-23 Jakub Jelinek <jakub@redhat.com>
18368 PR optimization/5747
18369 * loop.c (scan_loop): Update reg info if move_movables created new
18372 2002-02-23 David Edelsohn <edelsohn@gnu.org>
18374 * gcc.c (init_gcc_spec): Revert last change.
18376 2002-02-23 David Edelsohn <edelsohn@gnu.org>
18378 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
18379 gpc_reg_operand constraint.
18381 2002-02-23 Alan Modra <amodra@bigpond.net.au>
18383 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
18384 Simplify comparison of `low'.
18385 (add_operand): Fix formatting.
18386 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
18387 (mask_operand): Disallow mask to wrap in 64-bit mode.
18388 (rs6000_stack_info): Remove redundant test setting push_p.
18389 (output_toc): Fix formatting.
18390 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
18391 cc_reg_not_cr0_operand constraint.
18392 (booldi3, boolcdi3 splitters): Same.
18394 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
18396 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
18398 2002-02-22 David Edelsohn <edelsohn@gnu.org>
18400 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
18401 gcc invoked with -shared-libgcc.
18403 2002-02-22 Jakub Jelinek <jakub@redhat.com>
18406 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
18407 decl if any of elements was TREE_USED.
18409 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
18411 * config/sparc/sol2.h: Don't include sys/mman.h.
18412 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
18413 (arith_4096_operand): Don't throw high bits away.
18414 (const64_operand): Take sign extension of CONST_INTs into account.
18415 (const64_high_operand, sparc_emit_set_const32): Likewise.
18416 (GEN_HIGHINT64): Likewise.
18417 (sparc_emit_set_const64_quick1): Likewise.
18418 (const64_is_2insns): Likewise.
18419 (print_operand): Use trunc_int_for_mode for sign extension.
18420 * config/sparc/sparc.h (SMALL_INT32): Likewise.
18421 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
18422 chars. Assume CONST_INT is already properly sign-extended.
18423 (movdi split): Sign-extend each SImode part.
18424 (andsi3 split): Don't mask high bits off, so that result
18425 remains properly sign-extend.
18426 (iorsi3 split): Likewise.
18427 (xorsi3 split): Likewise.
18429 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
18431 * fold-const.c (fold): Fix typo in comments.
18433 2002-02-21 Diego Novillo <dnovillo@redhat.com>
18435 * Makefile.in (langhooks.o): Update dependencies.
18437 2002-02-21 Diego Novillo <dnovillo@redhat.com>
18439 * langhooks.c: Include flags.h.
18441 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
18443 * testsuite/gcc.dg/attr-alwaysinline.c: New.
18445 * c-common.c (c_common_post_options): Set inline trees by
18448 * doc/extend.texi (Function Attributes): Document always_inline
18450 Update documentation about inlining when not optimizing.
18452 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
18454 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
18455 unless DECL_ALWAYS_INLINE.
18457 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
18458 unless DECL_ALWAYS_INLINE.
18459 (c_disregard_inline_limits): Disregard if always_inline set.
18461 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
18462 Disregard if always_inline set.
18463 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
18464 unless DECL_ALWAYS_INLINE.
18466 * attribs.c (handle_always_inline_attribute): New.
18467 (c_common_attribute_table): Add always_inline.
18469 * config/rs6000/altivec.h: Add prototypes for builtins
18470 requiring the always_inline attribute.
18472 2002-02-21 Eric Christopher <echristo@redhat.com>
18474 * expmed.c (store_bit_field): Try to simplify the subreg
18475 before generating a new one when when the mode size of
18476 value is less than maxmode.
18478 2002-02-21 Richard Henderson <rth@redhat.com>
18480 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
18481 than gen_rtx_PLUS to form the sum.
18482 * explow.c (force_reg): Rearrange to not allocate new pseudo
18483 when force_operand returns a register.
18484 * expr.c (expand_assignment): Allow offset_rtx expansion to
18485 return a sum. Do not force addresses into registers.
18486 (expand_expr): Likewise.
18487 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
18488 to canonicalize arithmetic that didn't simpify.
18489 (simplify_plus_minus): New argument force; update
18490 all callers. Don't split CONST unless we can do something with it,
18491 and wouldn't lose the constness of the operands.
18493 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
18494 that we generated earlier.
18496 2002-02-21 Tom Tromey <tromey@redhat.com>
18498 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
18499 (output_line_info): Use constant `1', with a long explanatory
18501 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
18503 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
18505 * jump.c (redirect_jump): If old label has no UID, don't try to
18508 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
18510 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
18511 If input is constant, do shifts at compile time.
18513 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
18515 * doc/extend.texi: Fix some more overfull hboxes.
18517 2002-02-21 Jakub Jelinek <jakub@redhat.com>
18519 PR optimization/4994
18520 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
18523 2002-02-21 Jakub Jelinek <jakub@redhat.com>
18526 * expr.h (expand_and): Add mode argument.
18527 * expmed.c (expand_and): Add mode argument.
18528 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
18529 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
18530 * except.c (expand_builtin_extract_return_addr): Likewise.
18531 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
18532 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
18533 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
18534 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
18535 * config/c4x/c4x.md: Use GEN_INT (x) instead of
18536 gen_rtx (CONST_INT, VOIDmode, x).
18538 2002-02-21 Jakub Jelinek <jakub@redhat.com>
18541 * stmt.c (warn_if_unused_value): Move side effects test once more.
18543 2002-02-20 Torbjorn Granlund <tege@swox.com>
18545 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
18546 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
18548 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
18550 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
18551 SUBREG or ZERO_EXTEND.
18553 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
18555 * sh.h (current_function_anonymous_args): Remove.
18556 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
18557 of current_function_varargs and current_function_stdarg is set.
18558 * sh.c (sh_expand_prologue): Check current_function_varargs /
18559 current_function_stdarg / TARGET_SH5 instead of
18560 current_function_anonymous_args.
18562 * sh64.h (TARGET_VERSION): Define.
18564 2002-02-20 David Edelsohn <edelsohn@gnu.org>
18566 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
18567 VRSAVE_REGNO on TARGET_ALTIVEC.
18569 2002-02-20 Alan Modra <amodra@bigpond.net.au>
18571 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
18572 bits of SImode const_int.
18573 (includes_rshift_p): Likewise.
18574 (print_operand): Call mask_operand and mask64_operand with correct
18576 (rs6000_output_function_epilogue): Pad traceback table to word.
18577 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
18578 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
18579 mask64_operand with correct mode.
18580 (FUNCTION_ARG_REGNO_P): Correct parentheses.
18582 2002-02-20 Jakub Jelinek <jakub@redhat.com>
18585 * varasm.c (get_pool_constant_mark): New.
18586 * rtl.h (get_pool_constant_mark): Add prototype.
18587 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
18588 be represented if it has not been output.
18590 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
18592 * combine.c (do_SUBST): Sanity check substitutions of
18593 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
18594 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
18595 CONST_INT into its operand.
18596 (known_cond): Likewise, for ZERO_EXTEND.
18597 * simplify-rtx.c (simplify_unary_operation): Fix condition to
18598 allow for simplification of wide modes. Reject CONST_INTs in
18599 ZERO_EXTEND when their actual mode is not given.
18601 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
18603 * c-decl.c (pushdecl): If no global declaration is found for an
18604 extern declaration in block scope, try a limbo one.
18606 2002-02-20 Jakub Jelinek <jakub@redhat.com>
18609 * c-common.c (pointer_int_sum): Moved from...
18610 * c-typeck.c (pointer_int_sum): ...here.
18611 * c-common.h (pointer_int_sum): Add prototype.
18613 2002-02-20 Jakub Jelinek <jakub@redhat.com>
18616 * c-decl.c (duplicate_decls): Return 0 if issued error about
18619 2002-02-20 Roger Sayle <roger@eyesopen.com>
18620 Jakub Jelinek <jakub@redhat.com>
18623 * tree.c (host_integerp): Ensure that the constant integer is
18624 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
18625 when pos is zero or non-zero respectively. Clarify comment.
18626 * c-format.c (check_format_info_recurse): Fix host_integerp
18627 usage; the pos argument should be zero when assigning to a
18628 signed HOST_WIDE_INT.
18630 2002-02-20 Richard Henderson <rth@redhat.com>
18632 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
18633 of the operand, rather than assuming TImode.
18634 (ix86_expand_binop_builtin): Cope with commutative patterns
18635 using nonimmediate_operand for both operands.
18636 (ix86_expand_timode_binop_builtin): Likewise.
18637 (ix86_expand_store_builtin): Validate operand 1.
18638 (ix86_expand_unop1_builtin): Likewise.
18640 2002-02-20 Philip Blundell <philb@gnu.org>
18643 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
18645 2002-02-20 Richard Henderson <rth@redhat.com>
18648 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
18650 2002-02-20 Tom Tromey <tromey@redhat.com>
18652 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
18653 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
18654 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
18655 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
18656 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
18659 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
18661 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
18662 for (const_int 0) in X not just INTVAL.
18664 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
18666 * doc/extend.texi: Avoid or reduce overfull hboxes.
18668 2002-02-20 Diego Novillo <dnovillo@redhat.com>
18670 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
18671 operations if the field does not start at a mode boundary.
18673 2001-02-20 Joel Sherrill <joel@OARcorp.com>
18675 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
18676 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
18677 Also done for -Acpu and -Amachine.
18679 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
18681 * cppinit.c (init_dependency_output): Take deps output file
18682 from -o if none given with -MF. Suppress normal output.
18683 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
18684 * doc/cpp.texi, doc/invoke.texi: Update.
18686 2002-02-19 Zack Weinberg <zack@codesourcery.com>
18688 * toplev.c (output_quoted_string): Write unprintable
18689 characters with octal escapes.
18691 2002-02-19 David Edelsohn <edelsohn@gnu.org>
18693 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
18694 really_call_used[VRSAVE_REGNO] if not Altivec.
18696 2002-02-19 Alan Modra <amodra@bigpond.net.au>
18698 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
18700 (constant_pool_expr_1): Fix formatting.
18701 (rs6000_legitimize_reload_address): Likewise.
18703 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18705 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
18706 now that we have one.
18708 2002-02-19 Zack Weinberg <zack@codesourcery.com>
18710 * tree.h (struct tree_common): Remove aux. Add unused_0 at
18711 end of first block of bitfields (which was only seven bits);
18712 rename dummy to unused_1; remove comment which is no longer true.
18714 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
18716 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
18718 2002-02-19 Philip Blundell <pb@nexus.co.uk>
18721 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
18725 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
18726 arm_is_longcall_p rather than inspecting call-type cookie
18728 (call_value_insn) [TARGET_THUMB]: Likewise.
18730 2002-02-19 Graham Stott <grahams@redhat.com>
18732 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
18734 2002-02-19 David Edelsohn <edelsohn@gnu.org>
18736 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
18737 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
18738 (FP_SAVE_INLINE): Delete.
18740 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
18741 * config/rs6000/eabi.asm: Remove ABI save restore routines.
18742 * config/rs6000/t-ppccomm: Build crtsavres.o.
18743 * config/rs6000/crtsavres.asm: New file.
18745 2002-02-19 Philip Blundell <philb@gnu.org>
18747 * config/arm/arm.c (use_return_insn): Don't reject interrupt
18749 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
18750 (output_return_instruction): Allow interrupt functions to return with
18751 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
18752 (arm_expand_prologue): Subtract 4 before stacking LR in an
18753 interrupt function.
18755 2002-02-19 Philip Blundell <pb@nexus.co.uk>
18757 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
18758 decl, not just FUNCTION_DECL.
18759 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
18760 (arm_assemble_integer): Likewise.
18761 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
18764 2002-02-19 matthew green <mrg@eterna.com.au>
18766 * config.gcc (sparc-*-netbsdelf*): Enable target.
18767 (sparc64-*-netbsd*): New target.
18768 * config/sparc/netbsd-elf.h: New file.
18769 * config/sparc/t-netbsd64: New file.
18771 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
18773 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
18775 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
18777 * doc/invoke.texi: explicitly list the style guidelines that
18778 -Weffc++ checks for.
18780 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
18782 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
18784 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
18787 * gcc.c (cpp_unique_options): Treat -o as indicating object file
18788 only if not -E. If -E, pass -o through to the preprocessor.
18790 2002-02-19 Kazu Hirata <kazu@hxi.com>
18792 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
18793 register number with an appropriate macro.
18795 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
18797 * doc/rtl.texi (Constants): Close @code tag.
18799 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
18801 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
18802 ("mmx_uavgv4hi3"): Same.
18803 ("pmulhrwv4hi3"): Same.
18805 * tree-inline.c (walk_tree): Handle vectors.
18807 * c-common.c (constant_expression_warning): Handle vectors.
18808 (overflow_warning): Same.
18810 * sched-deps.c (sched_analyze_2): Handle vectors.
18812 * rtlanal.c (rtx_unstable_p): Handle vectors.
18813 (rtx_varies_p): Same.
18814 (count_occurrences): Same.
18815 (regs_set_between_p): Same.
18816 (modified_between_p): Same.
18817 (modified_in_p): Same.
18818 (volatile_insn_p): Same.
18819 (volatile_refs_p): Same.
18820 (side_effects_p): Same.
18821 (may_trap_p): Same.
18822 (inequality_comparisons_p): Same.
18823 (replace_regs): Same.
18824 (computed_jump_p_1): Same.
18826 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
18828 (inner_mode_array): New.
18829 (copy_rtx): Handle vectors.
18830 (copy_most_rtx): Same.
18831 (rtx_equal_p): Same.
18832 (get_mode_alignment): Adjust for vectors.
18834 * resource.c (mark_referenced_resources): Handle vectors.
18835 (mark_set_resources): Same.
18837 * reload1.c (eliminate_regs): Handle vectors.
18838 (elimination_effects): Same.
18839 (scan_paradoxical_subregs): Same.
18841 * reload.c (subst_reg_equivs): Handle vectors.
18843 * regrename.c (scan_rtx): Handle vectors.
18845 * regclass.c (reg_scan_mark_refs): Handle vectors.
18847 * recog.c (find_single_use_1): Handle vectors.
18849 * local-alloc.c (equiv_init_varies_p): Handle vectors.
18850 (contains_replace_regs): Same.
18851 (memref_referenced_p): Same.
18853 * integrate.c (copy_rtx_and_substitute): Handle vectors.
18854 (subst_constants): Same.
18856 * genattrtab.c (attr_copy_rtx): Handle vectors.
18857 (encode_units_mask): Same.
18858 (clear_struct_flag): Same.
18859 (count_sub_rtxs): Same.
18861 * gcse.c (want_to_gcse_p): Handle vectors.
18862 (oprs_unchanged_p): Same.
18863 (hash_expr_1): Same.
18864 (oprs_not_set_p): Same.
18865 (expr_killed_p): Same.
18866 (compute_transp): Same.
18867 (store_ops_ok): Same.
18869 * function.c (purge_addressof_1): Do not allow paradoxical subregs
18871 (fixup_var_refs_1): Same.
18872 (instantiate_virtual_regs_1): Same.
18874 * fold-const.c (operand_equal_p): Handle vectors.
18876 (rtl_expr_nonnegative_p): Same.
18878 * flow.c (mark_used_regs): Handle vectors.
18880 * df.c (df_uses_record): Handle vectors.
18882 * cselib.c (cselib_subst_to_values): Handle vectors.
18883 (cselib_mem_conflict_p): Same.
18886 * cse.c (canon_reg): Handle vectors.
18888 (cse_process_notes): Same.
18889 (count_reg_usage): Same.
18890 (canon_hash): Same.
18892 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
18894 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
18896 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
18897 (gen_rtx): Handle CONST_VECTOR.
18898 (gen_const_vector_0): New.
18899 (copy_rtx_if_shared): CONST_VECTORs can be shared.
18900 (reset_used_flags): Same.
18901 (copy_insn_1): Same.
18902 (initializer_constant_valid_p): Handle VECTOR_CST.
18904 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
18906 * doc/rtl.texi (Constants): Document const_vector.
18907 (CONST0_RTX): Update for vectors.
18908 (RTL sharing): Same.
18910 * print-tree.c (print_node): Add case for VECTOR_CST.
18912 * tree.h (TREE_VECTOR_CST_ELTS): New.
18913 (struct tree_vector): New.
18914 (union tree_node): Add vector node.
18915 (build_vector): Add prototype.
18917 * tree.def (VECTOR_CST): New.
18919 * tree.c (build_vector): New.
18921 * expmed.c (make_tree): Handle CONST_VECTOR.
18923 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
18924 (CONST_VECTOR_ELT): New.
18925 (CONST_VECTOR_NUNITS): New.
18927 * machmode.h (GET_MODE_INNER): New.
18928 (DEF_MACHMODE): Accept 8th arg.
18930 * machmode.def: Add 8th argument for vector inner mode.
18931 Add inner vector modes for vectors.
18933 * rtl.def (VEC_CONST): Remove.
18934 (CONST_VECTOR): New.
18936 * expr.c (clear_storage): Allow vectors.
18937 (is_zeros_p): Handle VECTOR_CST.
18939 * varasm.c (output_constant_pool): Handle vectors.
18940 (rtx_const): Add veclo and vechi fields.
18941 (kind): Add RTX_VECTOR.
18942 (decode_rtx_const): Add case for vector.
18944 * config/rs6000/rs6000-protos.h: Add zero_constant.
18946 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
18947 constants. Force easy vector constants into memory.
18948 (easy_vector_constant): New.
18949 (emit_easy_vector_constant): New.
18950 (rs6000_legitimize_reload_address): Do not generate bad reloads on
18953 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
18955 ("altivec_lvxl"): Same.
18956 (altivec_lvebx): Same.
18957 (altivec_lvehx): Same.
18958 (altivec_lvewx): Same.
18959 ("*movv4si_const0"): New.
18960 ("*movv4sf_const0"): New.
18961 ("*movv8hi_const0"): New.
18962 ("*movv16qi_const0"): New.
18964 2002-02-18 Kazu Hirata <kazu@hxi.com>
18966 * config/h8300/h8300.c (notice_update_cc): Use
18969 2002-02-18 Kazu Hirata <kazu@hxi.com>
18971 * config/h8300/h8300.md (divmod patterns): Change the
18972 constraints for operands[1] to register_operand.
18974 2002-02-18 Kazu Hirata <kazu@hxi.com>
18976 * config/h8300/h8300-protos.h: Remove the prototype for
18978 * config/h8300/h8300.c (p_operand): Remove.
18979 * config/h8300/h8300.md: Replace p_operand with
18982 2002-02-18 Philip Blundell <pb@nexus.co.uk>
18984 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
18986 (output_return_instruction): Allow use of LDR to unstack
18987 return addresss even for interrupt handlers or when
18988 interworking. If compiling for ARMv5, use interworking-safe
18989 return instructions by default. Remove duplicated code and
18990 lengthy "strcat" sequences.
18992 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
18994 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
18995 (LINK_EH_SPEC): Define.
18996 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
18998 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
19000 * config/s390/s390.c (s390_emit_prologue): Do not set the
19001 frame_related flag for call-clobbered registers.
19003 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
19005 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
19006 (construct_container): Fix handling of SSE operands.
19007 (ix86_expand_builtin): Fix handling of 64bit pointers.
19008 (mmx_maskmovq_rex): New pattern.
19010 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
19012 * regrename.c (kill_set_value): Handle subregs properly.
19014 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
19016 * objc/objc-act.c (handle_impent): Remove leading '*'
19017 from objc_class_name.
19019 2002-02-17 Richard Henderson <rth@redhat.com>
19021 * config/alpha/alpha.c (some_small_symbolic_operand,
19022 some_small_symbolic_operand_1, split_small_symbolic_operand,
19023 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
19024 Handle small SYMBOL_REFs anywhere, not just inside memories.
19025 * config/alpha/alpha-protos.h: Update.
19026 * config/alpha/alpha.h (PREDICATE_CODES): Update.
19027 * config/alpha/alpha.md (small symbolic operand splitter): Update.
19029 2002-02-17 Roland McGrath <roland@frob.com>
19031 * config.gcc (powerpc-*-gnu-gnualtivec*,
19032 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
19033 * config/rs6000/gnu.h: New file.
19034 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
19035 Grok "gnu" in rs6000_abi_name.
19036 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
19037 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
19038 Grok -mcall-gnu analogous to -mcall-linux et al.
19039 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
19040 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
19041 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
19043 2002-02-17 Jakub Jelinek <jakub@redhat.com>
19046 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
19049 2002-02-17 Philipp Thomas <pthomas@suse.de>
19051 * config/cris/cris.h: Undefine STARTFILE_SPEC and
19052 ENDFILE_SPEC before (re)defining them.
19054 2002-02-17 Kazu Hirata <kazu@hxi.com>
19056 * config/h8300/h8300.c: Fix formatting.
19057 * config/h8300/h8300.h: Likewise.
19059 2002-02-17 Philipp Thomas <pthomas@suse.de>
19061 * doc/tm.texi: Explain why empty strings should not be
19062 marked for translation.
19064 2002-02-17 Philipp Thomas <pthomas@suse.de>
19066 * final.c (output_operand_lossage): Changed to accept
19067 printf style arguments. Change calls where necessary.
19068 * output.h (output_operand_lossage): Change declaration
19069 accordingly. Update copyright.
19070 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
19071 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
19072 Update copyright date where necessary.
19074 * config/i386/i386.c (print_operand): Likewise. Remove use of
19077 * config/cris/cris.c (cris_operand_lossage): Likewise.
19078 Rename parameter so that exgettext recognizes it as
19079 translatable message.
19080 (LOSE_AND_RETURN): Rename parameter to msgid.
19082 2002-02-17 Kazu Hirata <kazu@hxi.com>
19084 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
19085 hard coded register number with an appropriate macro.
19086 (HARD_REGNO_MODE_OK): Likewise.
19087 (ARG_POINTER_REGNUM): Likewise.
19088 (STATIC_CHAIN_REGNUM): Likewise.
19089 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
19090 * config/h8300/h8300.md (define_constants): Define more
19093 2002-02-17 Philipp Thomas <pthomas@suse.de>
19095 * config/i386/i386.h: Don't mark empty strings for translation.
19097 2002-02-16 H.J. Lu <hjl@gnu.org>
19099 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
19101 2002-02-16 Zack Weinberg <zack@codesourcery.com>
19103 * cppinit.c (merge_include_chains): Check for brack being
19104 NULL before attempting to merge it with qtail.
19106 2002-02-16 Andrew Cagney <ac131313@redhat.com>
19108 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
19111 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
19113 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
19115 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
19117 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
19118 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
19119 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
19121 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19123 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
19124 now only if !TARGET_FIX.
19125 (*movsi_nt_vms_fix): New pattern.
19127 2002-02-16 Douglas B Rupp <rupp@gnat.com>
19129 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
19130 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
19131 (alpha_sa_mask, alpha_sa_size): Reflect above change.
19132 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
19133 (alpha_start_function, alpha_expand_epilogue): Likewise.
19134 (unicosmk_gen_dsib): Likewise.
19136 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19138 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
19140 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
19142 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
19143 check_and_change_labels, s390_final_chunkify): Delete.
19144 (s390_split_branches, s390_chunkify_pool): New functions.
19145 (s390_function_prologue): Call them.
19147 * config/s390/s390.h (S390_REL_MAX): Delete.
19148 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
19150 * config/s390/s390.md (cjump, icjump, jump): Fix length
19151 attribute calculation.
19154 2002-02-15 David Edelsohn <edelsohn@gnu.org>
19156 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
19157 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
19159 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
19161 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
19162 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
19163 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
19165 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
19167 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
19169 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
19171 * reload.c (find_dummy_reload): Check that an output register
19172 is valid for its mode.
19174 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
19176 * combine.c (known_cond): After replacing the REG of a SUBREG, try
19179 * function.c (assign_parms): Demote promoted argument passed by
19180 transparent reference.
19182 2001-02-14 Joel Sherrill <joel@OARcorp.com>
19184 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
19185 -Acpu() and -Amachine() to eliminate warnings.
19187 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
19189 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
19191 2002-02-14 Kazu Hirata <kazu@hxi.com>
19193 * config/h8300/h8300-protos.h: Update the prototype for
19195 * config/h8300/h8300.c (const_costs): Treat SET as a little
19196 more expensive operation.
19197 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
19198 reference to const_costs.
19200 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
19202 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
19204 2002-02-14 Jakub Jelinek <jakub@redhat.com>
19207 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
19208 use arguments from newtype.
19210 2002-02-13 Eric Christopher <echristo@redhat.com>
19212 * config/mips/mips.c (override_options): Add check for march/mipsX
19213 on the same command line. Fix error message in cpu processing.
19214 Remove architecture and ISA checks.
19216 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
19218 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
19220 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
19222 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
19224 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
19226 ("*movv8hi_internal1"): Same.
19227 ("*movv16qi_internal1"): Same.
19228 ("*movv4sf_internal1"): Same.
19230 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
19231 not push_reload for altivec modes.
19233 2002-02-13 Joel Sherrill <joel@OARcorp.com>
19235 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
19236 all RTEMS targets including removal of #includes from config/*/rtems*.h
19237 file and adding them to tm_file setting. Added xm_defines=POSIX to
19239 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
19240 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
19241 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
19242 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
19243 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
19244 config/m68k/rtemself.h: Ditto.
19245 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
19246 config/mips/rtems64.h: Ditto.
19247 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
19248 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
19250 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
19251 config/sparc/rtemself.h: Ditto.
19252 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
19253 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
19254 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
19256 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
19257 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
19258 target made more similar to i386-elf.
19259 * config/i386/t-rtems-i386: Added soft float support and multilibs.
19260 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
19261 be similar to config/m68k/t-m68kelf.
19262 * gthr-rtems.h: Encapsulate with extern "C" for C++.
19264 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
19266 * regmove.c (kill_value): Handle subregs.
19268 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
19270 * i386.md (mul patterns): Allow memory operand to be first;
19271 add expanders where needed; fix constraints.
19272 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
19273 Allow memory operand to be the first.
19275 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
19278 2002-02-13 Jakub Jelinek <jakub@redhat.com>
19281 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
19284 2002-02-13 Jakub Jelinek <jakub@redhat.com>
19286 PR optimization/5547:
19287 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
19288 all valid IA-32 address modes involving non-scaled %ebx and
19289 GOT/GOTOFF as displacement.
19291 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
19293 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
19294 after emitting ltorg insns.
19296 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
19297 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
19298 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
19299 *abssf2): Fix "op_type" attribute.
19301 2002-02-13 Douglas B Rupp <rupp@gnat.com>
19303 * mkconfig.sh: Avoid using a subshell redirect.
19304 ($output.T): Change to $(output)T.
19305 (ENABLE_NLS): Remove unneeded undef.
19307 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
19308 * config/alpha/x-vms (libsubdir): Define.
19310 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
19311 register frame procedures. Optimize retrieving context.
19313 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
19314 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
19315 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
19317 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19319 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
19320 Make same change as for find_base_value.
19322 2002-02-13 Kazu Hirata <kazu@hxi.com>
19324 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
19325 of QImode and SImode.
19327 2002-02-13 Kazu Hirata <kazu@hxi.com>
19329 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
19330 length computation of movsi.
19331 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
19333 2002-02-13 Kazu Hirata <kazu@hxi.com>
19335 * config/h8300/h8300.md (subqi3): Tighten the predicate for
19336 operands[2] to register_operand.
19338 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
19340 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
19342 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
19344 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
19345 for altivec_lvx* and altivec_stvx*.
19346 ("*movv4si_internal"): Add constraint for loading from GPRs.
19347 ("*movv8hi_internal1"): Same.
19348 ("*movv16qi_internal1"): Same.
19349 ("*movv4sf_internal1"): Same.
19351 * config/rs6000/rs6000.c (altivec_register_operand): New.
19353 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
19354 altivec_register_operand.
19356 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
19358 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
19361 2002-02-13 Stan Shebs <shebs@apple.com>
19363 * c-typeck.c (digest_init): Handle vectors.
19364 (really_start_incremental_init): Same.
19365 (pop_init_level): Same.
19366 (process_init_element): Same.
19368 * varasm.c (output_constant): Same.
19370 * expr.c (clear_storage): Same.
19371 (store_constructor): Same.
19373 2002-02-12 Eric Christopher <echristo@redhat.com>
19375 * explow.c (hard_function_value): Add comment explaining
19376 signed/unsigned comparison.
19378 2002-02-12 Jakub Jelinek <jakub@redhat.com>
19380 * jump.c (never_reached_warning): Add finish argument.
19381 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
19382 real insn after end.
19383 * rtl.h (never_reached_warning): Adjust prototype.
19384 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
19385 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
19386 never_reached_warning.
19388 2002-02-12 Graham Stott <grahams@redhat.com>
19390 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
19392 2002-02-12 Kazu Hirata <kazu@hxi.com>
19394 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
19395 logical shifts on H8/300.
19396 (shift_alg_si): Improve several shifts on H8/300.
19397 (get_shift_alg): Likewise.
19399 2002-02-12 Graham Stott <grahams@redhat.com>
19401 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
19403 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19405 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
19406 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
19408 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
19410 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
19411 non-CONST_INT through default_assemble_integer.
19412 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
19413 <case 8>: Abort for CONST_DOUBLE.
19415 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
19417 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
19419 * config/pa/pa-linux.h (LIB_SPEC): Delete.
19420 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
19422 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
19424 * config/stormy16/stormy16.md (zero_extendqihi2): New.
19426 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
19428 * regrename.c (regrename_optimize): Don't accept a
19429 part-clobbered register if the replaced register is not part
19432 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
19433 take padding into account when computing the argument value.
19435 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
19437 * combine.c (try_combine): Apply substitutions in
19438 CALL_INSN_FUNCTION_USAGE too.
19440 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
19442 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
19443 __builtin_altivec_abs*.
19446 * config/rs6000/rs6000.h (rs6000_builtins): Add
19447 ALTIVEC_BUILTIN_ABS*.
19449 * config/rs6000/altivec.h: Use const char for builtins expecting
19451 (vec_abs): New versions for C and C++.
19454 2002-02-10 Kazu Hirata <kazu@hxi.com>
19456 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
19459 2002-02-10 Kazu Hirata <kazu@hxi.com>
19461 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
19462 constant definition from h8300.md.
19463 (FRAME_POINTER_REGNUM): Likewise.
19464 * config/h8300/h8300.md (define_constants): Add FP_REG.
19466 2002-02-10 Kazu Hirata <kazu@hxi.com>
19468 * config/h8300/h8300.c (print_operand): Remove redundant code.
19470 2002-02-10 Kazu Hirata <kazu@hxi.com>
19472 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
19473 * config/h8300/h8300.c (byte_reg): Make it static.
19475 2002-02-10 Richard Henderson <rth@redhat.com>
19478 * c-typeck.c (incomplete_type_error): Handle flexible array members.
19480 2002-02-10 Richard Henderson <rth@redhat.com>
19483 * tree.c (append_random_chars): Don't abort if main_input_filename
19486 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
19488 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
19490 2002-02-10 Kazu Hirata <kazu@hxi.com>
19492 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
19493 (pushhi1): Likewise.
19495 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
19497 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
19498 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
19500 2002-02-09 David O'Brien <obrien@FreeBSD.org>
19502 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
19504 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
19506 2002-02-09 Kazu Hirata <kazu@hxi.com>
19508 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
19509 a half of an SImode register on H8/300.
19511 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
19513 * i386.md (movdi_2): Add missing '!'.
19515 2002-02-09 Kazu Hirata <kazu@hxi.com>
19517 * config/h8300/h8300.h: Fix formatting. Remove commented-out
19520 2002-02-09 Kazu Hirata <kazu@hxi.com>
19522 * config/h8300/h8300.md (length): Correct the distance valid
19523 for the short branch.
19525 2002-02-09 Kazu Hirata <kazu@hxi.com>
19527 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
19529 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
19531 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
19532 registers in SImode.
19533 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
19536 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
19539 Contribute sh64-elf.
19540 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
19541 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
19542 (sh_cannot_modify_jumps_p): New function.
19543 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
19544 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
19545 (sh_ms_bitfield_layout_p): New function.
19546 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
19547 Zack Weinberg <zack@codesourcery.com>
19548 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
19549 expand_simple_binop instead of expand_binop.
19550 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
19551 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
19552 use of .quad and .uaquad.
19553 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
19554 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
19555 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
19556 * config/sh/sh.md (movdi_const, movdi_const_32bit,
19557 movdi_const_16bit): Make sure all CONSTs have modes.
19558 (sym2PIC): Ditto, but by adjusting all callers.
19559 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
19560 if the prologue calls the SHmedia argument decoder or register
19562 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
19563 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
19564 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
19565 (sh_expand_epilogue): Don't emit USE of return target register.
19566 (prepare_move_operands): Legitimize DImode PIC addresses.
19567 (sh_media_register_for_return): Skip tr0, used to initialize the
19569 (sh_expand_prologue): Remove explicit USE of return register.
19570 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
19571 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
19572 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
19573 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
19574 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
19575 EXTRA_CONSTRAINT_T.
19576 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
19577 (MOVI_SHORI_BASE_OPERAND_P): New.
19578 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
19579 (EXTRA_CONSTRAINT_T): Define in terms of them.
19580 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
19581 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
19582 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
19583 alternatives supporting TARGET_REGS.
19584 (UNSPEC_GOTPLT): New constant.
19585 (movdi split): Move incrementing of LABEL_NUSES...
19586 (movdi_const, movdi_const_32bit): Here. Use
19587 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
19588 (movdi_const_16bit): New.
19589 (call, call_value) [flag_pic]: Use GOTPLT.
19590 (call_pop, call_value_pop): New expands.
19591 (call_pop_compact, call_pop_rettramp): New insns.
19592 (call_value_pop_compact, call_value_pop_rettramp): New insns.
19593 (sibcall) [flag_pic]: Use GOT.
19594 (builtint_setjmp_receiver): Remove bogus, unused expand.
19595 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
19596 (*pt, *ptb, ptrel): New insns.
19597 (sym2GOT): Handle DImode GOT.
19598 (sym2GOTPLT, symGOTPLT2reg): New expands.
19599 (sym2PIC): New expand.
19600 (shcompact_return_tramp): Use GOTPLT to return trampoline.
19601 (shcompact_return_tramp_i): Use return register explicitly.
19602 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
19603 disable flag_reorder_blocks.
19604 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
19605 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
19606 clobbers, for clarity.
19607 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
19608 restoring of r0 in macl as MAYBE_DEAD.
19609 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
19610 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
19611 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
19612 alter_subreg all over.
19613 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
19614 reload, instead of emitting instructions that would require
19616 (casesi_load_media): Add missing modes.
19617 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
19618 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
19619 as used if the argument decoder is called.
19620 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
19621 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
19622 Pmode, then extend it to DImode if necessary.
19623 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
19624 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
19625 constants in FPU-enabled SHmedia, let them be loaded from memory.
19626 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
19627 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
19628 Adjust whitespace in assembly output templates.
19629 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
19630 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
19631 mode of if_then_else.
19632 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
19633 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
19635 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
19636 Joern Rennecke <amylaar@redhat.com>
19637 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
19638 (SUBTARGET_CPP_PTR_SPEC): New.
19639 (SUBTARGET_CPP_SPEC): Remove.
19640 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
19641 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
19642 Fix typo in previous checkin.
19643 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
19644 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
19645 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
19646 Alexandre Oliva <aoliva@redhat.com>
19647 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
19648 what single FP register can hold for SHmedia target.
19649 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
19650 Alexandre Oliva <aoliva@redhat.com>
19651 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
19652 Do not split into SUBREG.
19653 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
19654 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
19655 and added new functions as specified in SH5 ABI r9.
19656 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
19657 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
19659 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
19660 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
19661 gen_consttable_4 and gen_consttable_8. Emit multiple labels
19662 and consttable_window_ends.
19663 2001-06-03 Graham Stott <grahams@redhat,com>
19664 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
19665 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
19666 * config/sh/sh.c (print_operand): Handle floating-point pair,
19667 vector and matrix registers.
19668 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
19669 vector modes into account.
19670 * config/sh/sh.md (movv2sf): Split move between registers into
19672 (movv4sf, movv16sf): Introduce insns that get split only after
19674 * config/sh/shmedia.h: Fix Copyright dates.
19675 * config/sh/ushmedia.h: Likewise. Move loop counter
19676 declarations into conditionals that uses them.
19677 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
19679 * config/sh/sshmedia.h: Fix Copyright dates.
19680 (sh_media_PUTCFG): Fix constraints.
19681 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
19682 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
19683 ptrmemfunc_vbit_in_delta for SH5.
19684 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
19685 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
19686 * invoke.texi: Likewise.
19687 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
19688 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
19689 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
19690 GCC_pop_shmedia_regs_nofpu): New global symbols.
19691 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
19692 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
19693 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
19694 compact function with nonlocal labels.
19695 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
19696 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
19697 (initial_elimination_offset): Account for their stack space.
19698 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
19699 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
19700 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
19701 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
19702 least one of the operands to be a register.
19703 (movv2sf): Likewise. Renamed to movv2sf_i.
19704 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
19705 prepare_move_operands() before emitting SHmedia insns.
19706 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
19707 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
19708 Don't save nor initialize r12. Don't mis-align the stack.
19709 Pad the code with a nop.
19710 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
19712 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
19713 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
19714 [__SHMEDIA__]: Implement.
19715 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
19716 * config/sh/sh.md: Set latency of `pt' closer to reality.
19717 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
19718 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
19719 Set move, load and store type attributes.
19720 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
19721 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
19723 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
19724 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
19725 * config/sh/sh.c (sh_media_register_for_return): New function.
19726 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
19727 branch-target register.
19728 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
19729 * config/sh/sh.md (return_media_i): Use any call-clobbered
19730 branch-target register.
19731 (return_media): If r18 wasn't copied in the prologue, copy it
19733 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
19734 Clear class FP0_REGS.
19735 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
19737 2001-03-08 DJ Delorie <dj@redhat.com>
19738 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
19739 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
19740 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
19741 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
19742 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
19743 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
19744 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
19745 return value correctly for call_cookie.
19746 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
19747 * config/sh/crt1.asm (start): Modified so as to call
19748 ___setup_argv_and_call_main.
19749 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
19750 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
19752 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
19753 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
19754 (STRIP_NAME_ENCODING): Use it.
19755 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
19756 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
19757 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
19758 prepare_scc_operands().
19759 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
19760 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
19761 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
19762 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
19763 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
19764 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
19765 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
19766 used in shcompact_incoming_args.
19767 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
19769 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
19771 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
19772 Adjust accordingly.
19773 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
19774 Simplify. Adjust. Add sanity check.
19775 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
19777 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
19779 (udivsi3, divsi3): Use them.
19780 (force_mode_for_call): New insn.
19781 (call, call_value, sibcall_value): Emit it before SHcompact
19783 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
19784 * config/sh/sh.md (call, call_value, sibcall): Make sure the
19785 call cookie is non-NULL before taking its value.
19786 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
19787 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
19788 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
19789 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
19791 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
19792 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
19793 temporary for stack adjusts. Use MACL and MACH to pass
19794 arguments to shcompact_incoming_args.
19795 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
19797 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
19798 (nested_trampoline): Load static chain address into r1.
19799 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
19800 2001-01-07 Alexandre Oliva <aoliva@redhat.com
19801 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
19802 fp_arith_reg_operand().
19803 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
19804 * config/sh/sh.md (casesi): Sign-extend the first two operands,
19805 and use signed compares for them.
19806 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
19807 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
19808 ones properly aligned.
19809 (find_barrier): Account for extra alignment needed for 8-byte wide
19811 (machine_dependent_reorg): Require a label for the second 4-byte
19812 constant after an 8-byte one.
19813 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
19815 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
19816 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
19817 last_float when switching float modes.
19818 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
19819 auto-increment for general-purpose registers.
19820 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
19822 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
19824 * config/sh/sh.c (sh_builtin_saveregs): Support using all
19825 registers for varargs.
19826 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
19827 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
19828 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
19829 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
19830 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
19831 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
19832 call_cookie accordingly.
19833 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
19834 (SHCOMPACT_BYREF): Likewise.
19835 (SHCOMPACT_FORCE_ON_STACK): New macro.
19836 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
19837 (sh_builtin_saveregs): Likewise.
19838 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
19839 shcompact_incoming_args): Use new shift values. Support
19840 sequences of consecutive and non-consecutive pushes/pops.
19841 * config/sh/sh.md (return): Don't explicitly use PR_REG.
19842 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
19843 * config/sh/sh.h (TEXT_SECTION): Define.
19844 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
19845 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
19846 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
19847 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
19848 return values on FPU-enabled SHmedia.
19849 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
19850 FPU-enabled SHmedia.
19851 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
19852 value is returned in a non-FP reg and is not returned by
19854 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
19856 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
19857 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
19858 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
19859 quad-aligned to be passed by callee-copy reference.
19860 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
19861 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
19862 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
19863 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
19864 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
19865 copying low-numbered FP regs to r7 and r8.
19866 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
19867 FP regs to general-purpose regs only if the copy was passed on the
19869 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
19870 copying FP reg to r9.
19871 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
19872 copy FP regs to general-purpose regs only in outgoing calls.
19873 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
19874 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
19876 * config/sh/sh.h (struct sh_args): Document all fields.
19877 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
19878 passed partially on the stack should not consider making
19880 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
19881 stack_regs only for incoming calls. When passing FP args,
19882 make sure there are FP regs available before modifying
19884 (SHCOMPACT_BYREF): Pass double args in general-purpose
19885 registers by reference.
19886 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
19887 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
19888 attempt to generate sibcalls if the caller got any arguments
19890 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
19891 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
19892 to 8-byte boundaries.
19893 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
19894 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
19895 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
19896 stored in the stack.
19897 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
19898 for the offsets to have the ISA bit set.
19899 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
19900 invocation. Use beq instead of bgt to mark end of sequence of
19902 (shcompact_incoming_args): Fix store of r2. Use beq instead of
19903 bgt to mark end of sequence of stores.
19904 * config/sh/sh.c (arith_operand): Don't check whether
19905 CONST_OK_FOR_J for now.
19906 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
19907 instead of long for conversion.
19908 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
19909 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
19910 before passing it to fprintf.
19911 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
19912 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
19913 Call set_fpscr before reading/writing SR.
19914 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
19916 * config/sh/lib1funcs.asm: Add `.align 2' directives before
19918 (FMOVD_WORKS): Define on SH5 with FPU.
19919 (set_fpscr): Define on SH5. Remove separate _fpscr_values
19921 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
19923 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
19924 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
19926 (ia_main_table): Ditto.
19927 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
19928 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
19929 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
19930 the definitions from sh.h.
19931 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
19933 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
19934 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
19935 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
19936 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
19937 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
19938 Increment LABEL_NUSES.
19940 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
19942 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
19944 * config/sh/elf.h (SIZE_TYPE): Likewise.
19945 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
19946 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
19947 shcompact_incoming_args): Load switch table addresses using
19949 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
19950 (NO_BUILTIN_SIZE_TYPE): Define.
19951 (SIZE_TYPE): Don't define.
19952 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
19953 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
19954 definition of __SH5__=32 for -m5-compact-nofpu.
19955 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
19957 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
19958 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
19959 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
19960 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
19961 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
19962 (INSN_LENGTH_ALIGNMENT): Likewise.
19963 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
19964 * config/sh/sh.md (call, call_value, sibcall): Simplify
19965 copying of non-branch-target register.
19966 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
19967 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
19968 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
19969 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
19970 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
19971 floating-point values as structs.
19972 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
19973 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
19974 general-purpose register.
19975 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
19976 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
19977 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
19978 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
19979 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
19980 (ENCODE_SECTION_INFO): Enclose variables and constants in
19982 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
19983 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
19984 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
19985 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
19986 only for LABEL_REFs. For SYMBOL_REFs, prepend
19987 SH_DATALABEL_ENCODING to the symbol name.
19988 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
19990 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
19991 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
19993 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
19994 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
19995 (DATALABEL_REF_P): Don't require CONST.
19996 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
19998 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
19999 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
20001 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
20002 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
20003 Use shallow_copy_rtx and PUT_MODE to change the mode of
20004 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
20005 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
20006 on SHmedia using GENERAL_REGs.
20007 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
20008 bltu_media_i): Fix reversion of conditions.
20009 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
20010 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
20011 * config/sh/sh.c (output_far_jump): Save r13 in macl.
20012 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
20013 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
20014 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
20015 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
20016 (GCC_nested_trampoline): Likewise.
20017 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
20018 * config/sh/sh.c (gen_datalabel_ref): Define.
20019 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
20020 (INITIALIZE_TRAMPOLINE): Likewise.
20021 (TRAMPOLINE_ADJUST_ADDRESS): Define.
20022 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
20023 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
20024 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
20025 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
20026 (ic_invalidate): Adjust for SH5.
20027 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
20028 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
20029 _nested_trampoline.
20030 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
20031 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
20032 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
20033 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
20034 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
20035 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
20036 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
20037 * config/sh/sh.c (target_reg_operand): Match only target-branch
20038 registers and pseudos that aren't virtual registers.
20039 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
20040 Copy operands that don't match target_reg_operand to pseudos.
20041 (call_media, call_value_media, sibcall_media): Use
20042 target_reg_operand instead of target_operand.
20043 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
20044 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
20045 * config/sh/sh.c (target_reg_operand): Match hardware registers
20046 other than branch-target registers.
20047 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
20048 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
20049 (fpscr_values) [SH5 == 32]: Define.
20050 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
20051 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
20052 Handle function addresses coming in SUBREGs.
20053 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
20054 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
20055 shcompact_return_trampoline): Use datalabel where appropriate.
20056 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
20057 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
20058 general-purpose register to copy one branch-target register to
20060 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
20061 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
20062 SYMBOL_REFs with VOIDmode.
20063 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
20064 bltu_media_i): New insns.
20065 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
20066 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
20067 (INIT_CUMULATIVE_ARGS): Likewise.
20068 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
20069 * machmode.def (V16SFmode): New mode.
20070 * c-common.c (type_for_mode): Support V2SF and V16SF.
20071 * tree.c (build_common_tree_nodes_2): Likewise.
20072 * tree.h (tree_index): Likewise.
20073 * calls.c (emit_call_1): Take args_so_far. Adjust all
20074 callers. Introduce CALL_POPS_ARGS.
20075 * tm.texi (CALL_POPS_ARGS): Document.
20076 * config/sh/crt1.asm: Implement in SHmedia mode.
20077 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
20078 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
20079 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
20080 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
20081 Implement divsi and udivsi in SHmedia mode. Introduce
20082 SHcompact trampolines.
20083 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
20085 (regno_reg_class): Rewrite.
20086 (fp_reg_names): Remove.
20087 (sh_register_names, sh_additional_register_names): New.
20088 (print_operand): Added `u'. Support SUBREGs in addresses.
20089 Add parentheses around shifted CONSTs.
20090 (output_file_start): Output .mode and .abi directives.
20091 (shiftcosts, addsubcosts, multcosts): Adjust.
20092 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
20093 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
20094 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
20095 bytes, not registers. Take into account the need for the
20096 SHcompact incoming args trampoline. Adjust all callers.
20097 (sh_expand_prologue): Take stack_regs into account. Call
20098 incoming args trampoline. Keep stack aligned as per SH5 ABI.
20099 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
20100 stack aligned as per SH5 ABI.
20101 (sh_builtin_saveregs): Support SH5 ABI.
20102 (sh_build_va_list, sh_va_start): Likewise.
20103 (initial_elimination_offset): Take alignment into account.
20104 Compute location of PR according to the SH5 stack frame.
20105 (arith_reg_operand): Reject branch-target registers.
20106 (shmedia_6bit_operand): New.
20107 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
20108 (target_reg_operand): Match DImode only. Accept SUBREGs.
20109 (target_operand): New.
20110 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
20111 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
20112 SIBCALL_REGS for SHmedia.
20113 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
20114 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
20115 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
20116 (TARGET_SWITCHES): New SH5 flags.
20117 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
20118 VALID_REGISTER_P to disable unsupported registers.
20119 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
20120 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
20121 (FUNCTION_ARG_PADDING): Define.
20122 (FASTEST_ALIGNMENT): Adjust.
20123 (SH_REGISTER_NAMES_INITIALIZER): New.
20124 (sh_register_names): Declare.
20125 (DEBUG_REGISTER_NAMES): Define.
20126 (REGISTER_NAMES): Define based on sh_register_names.
20127 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
20128 (sh_additional_register_names): Declare.
20129 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
20130 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
20131 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
20132 (REGISTER_NATURAL_MODE): Define.
20133 (FIRST_PSEUDO_REGISTER): Adjust.
20134 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
20135 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
20136 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
20137 (VECTOR_MODE_SUPPORTED_P): Define.
20138 (REG_CLASS_CONTENTS): Adjust.
20139 (SMALL_REGISTER_CLASSES): Adjust.
20140 (REG_ALLOC_ORDER): Adjust.
20141 (INDEX_REG_CLASS): Adjust.
20142 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
20143 (CONST_OK_FOR_LETTER_P): Adjust.
20144 (PREFERRED_RELOAD_CLASS): Adjust.
20145 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
20146 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
20147 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
20148 (FIRST_FP_PARM_REG): Adjust.
20149 (CALL_POPS_ARGS): Define.
20150 (FUNCTION_ARG_REGNO_P): Adjust.
20151 (struct sh_args): New fields.
20152 (GET_SH_ARG_CLASS): Adjust.
20153 (INIT_CUMULATIVE_ARGS): Adjust.
20154 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
20155 (FUNCTION_ARG_ADVANCE): Adjust.
20156 (FUNCTION_ARG): Adjust.
20157 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
20158 (FUNCTION_ARG_CALLEE_COPIES): Define.
20159 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
20160 (STRICT_ARGUMENT_NAMING): Define.
20161 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
20162 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
20163 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
20164 (SETUP_INCOMING_VARARGS): Adjust.
20165 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
20166 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
20167 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
20168 (SUBREG_OK_FOR_INDEX_P): Adjust.
20169 (EXTRA_CONSTRAINT_S): Update.
20170 (EXTRA_CONSTRAINT_T): New.
20171 (EXTRA_CONSTRAINT): Adjust.
20172 (GO_IF_LEGITIMATE_INDEX): Adjust.
20173 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
20174 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
20175 (MOVE_MAX): Adjust.
20176 (MAX_MOVE_MAX): Define.
20178 (CONST_COSTS): Adjust.
20179 (REGISTER_MOVE_COST): Adjust.
20180 (BRANCH_COST): Adjust.
20181 (TEXT_SECTION_ASM_OP): Adjust.
20182 (DBX_REGISTER_NUMBER): Adjust.
20183 (ASM_OUTPUT_DOUBLE_INT): New.
20184 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
20185 (PREDICATE_CODES): Adjust.
20186 (PROMOTE_MODE): Adjust.
20187 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
20188 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
20189 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
20190 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
20191 (DR0_REG, DR2_REG, DR4_REG): Renumber.
20192 (TR0_REG, TR1_REG, TR2_REG): New.
20193 (XD0_REG): Renumber.
20194 (UNSPEC_COMPACT_ARGS): New.
20195 (type): Added pt and ptabs.
20196 (length): Default to 4 on SHmedia. Default pt length to 12
20197 and 20 on SHmedia32 and SHmedia64, respectively.
20198 (pt): New function unit.
20199 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
20200 Add whitespace between operands of SHmedia instructions.
20202 (adddi3_media, addsi3_media): Adjust constraints.
20203 (subsi3) [SHmedia]: Force operand 1 into a register.
20204 (udivsi3_i1_media, udivsi3_i4_media): New.
20205 (udivsi3): Support SHmedia.
20206 (divsi3_i1_media, divsi3_i4_media): New.
20207 (divsi3): Support SHmedia.
20208 (anddi3, iordi3, xordi3): Adjust constraints.
20209 (zero_extendhidi2, zero_extendqidi2): New.
20210 (extendsidi2, extendhidi2, extendqidi2): New.
20211 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
20212 (pop_e, pop_fpul, pop_4): Likewise.
20213 (movsi_media): Support FP and BT registers.
20214 (movsi_media_nofpu): New. Adjust splits to DImode.
20215 (lduw, ldub): Renamed to zero_extend* above.
20216 (movqi_media): Fix typo.
20217 (movdi_media): Support FP and BT registers.
20218 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
20219 (movdi_const_32bit): New.
20220 (shori_media): Require immediate operand. Use `u' for output.
20221 (movdf_media, movsf_media): Simplified.
20222 (movdf_media_nofpu, movsf_media_nofpu): New.
20223 (movdf, movsf): Adjust
20224 (movv2sf, movv2sf, movv16sf): New.
20225 (beq_media, beq_media_i): Adjust constraints. Don't use
20226 scratch BT register.
20227 (bne_media, bne_media_i): Likewise.
20228 (bgt_media, bgt_media_i): Likewise.
20229 (bge_media, bge_media_i): Likewise.
20230 (bgtu_media, bgtu_media_i): Likewise.
20231 (bgeu_media, bgeu_media_i): Likewise.
20232 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
20233 bunordered): Emit jump insn. Force operands to registers when
20235 (jump_media, jump): Simplify.
20236 (call_compact, call_compact_rettramp): New.
20237 (call_value_compact, call_value_compact_rettramp): New.
20238 (call_media, call_value_media): Simplify.
20239 (sibcall_compact, sibcall_media): New.
20240 (call, call_value): Adjust for SHmedia and SHcompact.
20241 (sibcall, sibcall_value, untyped_call): Likewise.
20242 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
20243 (indirect_jump): Adjust for SHmedia.
20244 (casesi_jump_media): New.
20245 (nop): Re-enable for SHmedia.
20246 (call_site): Restrict to SH1.
20247 (casesi): Adjust for SHmedia.
20248 (casesi_shift_media, casesi_load_media): New.
20249 (return): Explicitly use PR register. Call return trampoline
20251 (return_i): Explicitly use PR register.
20252 (shcompact_return_tramp, shcompact_return_tramp_i): New.
20253 (return_media): Adjust.
20254 (shcompact_incoming_args): New.
20255 (epilogue): Adjust.
20256 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
20257 (movstrsi): Disable on SH5.
20258 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
20259 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
20260 (subsf3, subsf3_media): Likewise.
20261 (mulsf3, mulsf3_media, mac_media): Likewise.
20262 (divsf3, divsf3_media): Likewise.
20263 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
20264 (floatsisf2, fux_truncsfsi2): Likewise.
20265 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
20267 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
20268 (cmpunsf_media, cmpsf): Likewise.
20269 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
20270 (abssf2, abssf2_media): Likewise.
20271 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
20272 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
20273 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
20274 (floatsidf2, fix_truncdfsi2): Likewise.
20275 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
20277 (cmpeqdf_media, cmpgtdf_media): Likewise.
20278 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
20279 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
20280 (absdf2, absdf2_media): Likewise.
20281 (extendsfdf2, extendsfdf2_media): Likewise.
20282 (truncsfdf2, truncsfdf2_media): Likewise.
20283 * config/sh/sh64.h: New file.
20284 * config/sh/t-sh64: New file.
20285 * config/sh/shmedia.h: New file.
20286 * config/sh/ushmedia.h: New file.
20287 * config/sh/sshmedia.h: New file.
20288 * configure.in: Added sh64-*-elf.
20289 * configure: Rebuilt.
20290 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
20291 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
20292 (reg_class_from_letter): Use `b' for TARGET_REGS.
20293 (print_operand): Support `%M', `%m', `AND' and
20294 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
20295 (andcosts): Adjust for SHmedia.
20296 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
20298 (target_reg_operand): New function.
20299 * config/sh/sh-protos.h (target_reg_operand): Declare.
20300 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
20301 FP registers on SH5.
20302 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
20304 (TARGET_REGISTER_P): New macro.
20305 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
20306 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
20307 (EXTRA_CONSTRAINT_S): New macro.
20308 (EXTRA_CONSTRAINT): Adjust.
20309 (FLOAT_TYPE_SIZE): Define to 32.
20310 (Pmode): DImode on SHmedia.
20311 (CONST_COSTS): Adjust for SHmedia literals.
20312 (PREDICATE_CODES): Added target_reg_operand.
20313 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
20314 * config/sh/sh.md: Remove all attrs from SHmedia insns.
20315 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
20316 (cmpdi): Accept SHmedia.
20317 (movdicc_false, movdicc_true): New insns.
20318 (movdicc): New expand.
20319 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
20321 (addsi3_media): Match `S' constraint.
20322 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
20323 (negdi2): Expand for SHmedia.
20324 (one_cmpldi2): New expand.
20325 (zero_extendsidi2): Change from expand to insn.
20326 (extendsidi2): Add constraints.
20327 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
20328 LD/ST address. Fix SI immediate loading split.
20329 (movhi_media, movqi_media, lduw, ldub): New insns.
20330 (movhi, movqi): Accept SHmedia.
20331 (shori_media, movdi_media): Relax input constraints. Split
20332 symbolic constants.
20333 (movdf_media, movsf_media): New insn. New split to movdi.
20334 (movdf, movsf): Match on SHmedia.
20335 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
20336 bgeu_media): New insns and splits. New insns with `_i' suffix.
20337 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
20338 (bunordered): New expand.
20339 (jump_compact): Renamed from `jump'.
20340 (jump_media): New insn.
20341 (jump): New expand.
20342 (call_media, call_value_media): New insns.
20343 (call, call_value): Adjust.
20344 (indirect_jump_compact): Renamed from `indirect_jump'.
20345 (indirect_jump_media): New insn.
20346 (indirect_jump): New expand.
20347 (untyped_call, return): Accept SHmedia.
20348 (return_media): New insn.
20349 (prologue, epilogue, blockage): Accept SHmedia.
20350 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
20351 (sunordered): New expand.
20352 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
20353 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
20354 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
20355 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
20356 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
20357 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
20358 abssf2_media): New insns.
20359 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
20360 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
20361 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
20362 floatdidf2, floatsidf2_media, fix_truncdfdi2,
20363 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
20364 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
20365 absdf2_media): New insns.
20366 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
20367 (extendsfdf2_media, truncdfsf2_media): New insns.
20368 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
20369 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
20370 * config/sh/sh.h (CONST_OK_FOR_J): Document.
20371 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
20372 * config/sh/sh.md (adddi3): New expand.
20373 (adddi3_media, adddi3z_media): New insns.
20374 (adddi3_compact): Renamed from adddi3.
20375 (addsi3_media): Use add.l r63 to add constant zero.
20376 (subdi3): New expand.
20377 (subdi3_media): New insn.
20378 (subdi3_compact): Renamed from subdi3.
20379 (mulsidi3): New expand.
20380 (mulsidi3_media): New insn.
20381 (mulsidi3_compact): Renamed from mulsidi3.
20382 (umulsidi3): New expand.
20383 (umulsidi3_media): New insn.
20384 (umulsidi3_compact): Renamed from umulsidi3.
20385 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
20386 (ashlsi3, ashrsi3, lshrsi3): Use them.
20387 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
20388 (ashldi3, ashrdi3, lshrdi3): Use them.
20389 (zero_extendsidi2): New expand.
20390 (extendsidi2): New insn.
20391 (movsi_media): New insn. Split to movdi to load constants.
20392 (movsi): Enable for shmedia.
20393 (movdi_media): New insn. Use shori_media to load wide constants.
20394 (short_media): New insn.
20395 (movdi): Enable for shmedia.
20396 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
20397 * config/sh/sh.h (CPP_SPEC): Added `m5'.
20398 (SUBTARGET_CPP_SPEC): Added `!m5'.
20399 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
20400 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
20401 to all other SH variants.
20402 (TARGET_DEFAULT): Set to SH1_BIT.
20403 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
20404 (BITS_PER_WORD): Raise to 64 on shmedia.
20405 (MAX_BITS_PER_WORD): Change to 64.
20406 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
20407 (INT_TYPE_SIZE): Keep as 32.
20408 (UNITS_PER_WORD): Raise to 8 on shmedia.
20409 (MIN_UNITS_PER_WORD): Keep as 4.
20410 (POINTER_SIZE): Raise to 64 on shmedia.
20411 (CONST_OK_FOR_J): New macro.
20412 (CONST_OK_FOR_LETTER_P): Use it.
20413 (processor_type): Add PROCESSOR_SH5.
20414 * config/sh/sh.md: Conditionalize all expands, insns and
20415 splits to TARGET_SH1.
20417 (addsi3_compact): Renamed from...
20418 (addsi3): Now an expand.
20419 (addsi3_media, subsi3_media): New insns.
20420 (subsi3): Don't negate constants with SHmedia.
20422 * hooks.c: New file.
20423 * hooks.h: New file.
20424 * Makefile.in (HOOKS_H): New.
20425 (TARGET_DEF_H): Added $(HOOKS_H).
20426 (OBJS): Added hooks.o.
20427 (cfgcleanup.o, bb-reorder.o): Added target.h.
20428 (hooks.o): Added dependencies.
20429 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
20430 (TARGET_INITIALIZER): this.
20431 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
20432 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
20433 * bb-reorder.c: Include target.h.
20434 (reorder_basic_blocks): Skip if cannot modify jumps.
20435 * cfgcleanup.c: Include target.h.
20436 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
20438 2002-02-08 Chris Demetriou <cgd@broadcom.com>
20440 * config/mips/mips.md (casesi_internal, casesi_internal_di):
20441 Protect jump delay slot instructions with .set noreorder and
20444 2002-02-08 Chris Demetriou <cgd@broadcom.com>
20446 * config/mips/mips.md (casesi_internal_di): Calculate
20447 the index into the target offset table correctly.
20449 2002-02-08 Richard Henderson <rth@redhat.com>
20451 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
20452 * final.c (output_addr_const): Accept and discard SUBREG.
20453 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
20454 mark them unknown instead.
20455 (simplify_subtraction): Handle RTX_UNKNOWN.
20456 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
20458 2002-02-08 David Edelsohn <edelsohn@gnu.org>
20460 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
20462 2002-02-08 Richard Henderson <rth@redhat.com>
20464 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
20466 2002-02-08 Andreas Jaeger <aj@suse.de>
20468 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
20469 * config/i386/t-linux64: New file.
20471 2002-02-08 Jakub Jelinek <jakub@redhat.com>
20473 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
20474 * c-parse.in (compstmt): Clear last_expr_type.
20476 2002-02-07 Richard Henderson <rth@redhat.com>
20478 * loop.c (strength_reduce): Sink final_value when not
20481 2002-02-07 David O'Brien <obrien@FreeBSD.org>
20483 * config/sparc/freebsd.h: Fix mismatched spec {.
20485 2002-02-07 Richard Henderson <rth@redhat.com>
20487 * cfgrtl.c: Include recog.h and insn-config.h.
20488 (keep_with_call_p): Fix general_operand invocation.
20489 * Makefile.in (cfgrtl.o): Update dependencies.
20491 2002-02-07 Kazu Hirata <kazu@hxi.com>
20493 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
20494 comment. Accept HImode only if TARGET_H8300.
20496 2002-02-07 Eric Christopher <echristo@redhat.com>
20498 * config/mips/crtn.asm: Cleanup #ifdefs.
20500 2002-02-07 Eric Christopher <echristo@redhat.com>
20502 * config/mips/crti.asm: Add changes for mips16. mips16 uses
20503 register 7 as RA instead of $31.
20504 * config/mips/crtn.asm: Ditto.
20505 * config/mips/mips.c (mips_move_2words): Add case for
20506 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
20507 (compute_frame_size): Fix typo.
20508 (save_restore_insns): Ditto. Make documentation about using
20509 register $7 as return register more precise.
20510 (mips_expand_epilogue): Fix comment. Add code to work around not
20511 being able to add to the stack pointer directly.
20512 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
20513 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
20516 2002-02-07 Tom Rix <trix@redhat.com>
20518 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
20519 immediates in ldu and stdu DS opcode field.
20520 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
20521 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
20522 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
20524 2002-02-07 Jeff Sturm <jsturm@one-point.com>
20526 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
20527 offset for stack bias.
20529 2002-02-07 H.J. Lu <hjl@gnu.org>
20531 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
20533 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
20535 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
20537 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
20539 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
20540 * i386.c (x86_order_regs_for_local_alloc): New global function.
20541 * i386.h (REG_ALLOC_ORDER): CLeanup.
20542 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
20544 2002-02-07 Richard Henderson <rth@redhat.com>
20546 PR optimization/2463
20547 * alias.c (find_base_value): Recall base values for fixed hard regs.
20548 * loop.c (loop_regs_update): Don't use single_set on non-insns.
20550 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
20552 * config/mips/mips.md (define_delay) [mips16]: Adjust required
20555 2002-02-06 Richard Henderson <rth@redhat.com>
20558 * stmt.c (resolve_operand_name_1): Take more care with mixed
20559 named and unnamed operands.
20561 2002-02-06 Janis Johnson <janis187@us.ibm.com>
20562 Jan Hubicka <jh@suse.cz>
20564 * loop.c (remove_constant_addition): Avoid clobbering a shared
20567 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
20569 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
20570 * config/s390/t-linux64: New file.
20571 * config/s390/libgcc-glibc.ver: New file.
20573 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
20575 * config/s390/linux64.h: Delete file.
20576 * config/s390/s390x.h: New file.
20577 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
20578 as target header file.
20579 * config/s390/linux.h (TARGET_VERSION): Define depending on
20580 DEFAULT_TARGET_64BIT.
20581 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
20582 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
20583 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
20584 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
20585 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
20586 (EXTRA_SPEC): New define.
20587 * config/s390/s390.h (TARGET_VERSION): Define depending on
20588 DEFAULT_TARGET_64BIT.
20589 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
20591 2002-02-06 Jason Merrill <jason@redhat.com>
20593 * c-decl.c (finish_function): Warn about a non-void function with
20594 no return statement and no abnormal exit.
20595 (current_function_returns_abnormally): New variable.
20596 (start_function): Clear it.
20597 (struct c_language_function): Add returns_abnormally.
20598 (push_c_function_context): Save it.
20599 (pop_c_function_context): Restore it.
20600 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
20601 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
20602 an explicit return type.
20603 * c-tree.h: Declare current_function_returns_abnormally.
20604 (C_FUNCTION_IMPLICIT_INT): New macro.
20605 * c-typeck.c (build_function_call): Set it.
20606 (c_expand_return): Set current_function_returns_value even if the
20607 value is erroneous.
20609 2002-02-06 Jakub Jelinek <jakub@redhat.com>
20612 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
20613 unsafe for reevaluation.
20615 2002-02-06 Jakub Jelinek <jakub@redhat.com>
20618 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
20619 EXPR_STMT, but COMPOUND_STMT, recurse into it.
20621 2002-02-06 Richard Henderson <rth@redhat.com>
20623 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
20624 be a general_operand. Dest for function value must be a pseudo.
20626 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
20628 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
20629 as SYMBOL_REFs from the constant pool.
20631 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
20633 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
20634 passed by invisible reference.
20636 2002-02-05 Richard Henderson <rth@redhat.com>
20638 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
20640 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
20642 Implement using "base addresses" in insn operands as default.
20643 * config/mmix/mmix.c (mmix_conditional_register_usage): if
20644 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
20645 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
20646 used to read the rtx value.
20647 (mmix_target_asm_function_epilogue): Fix spacing.
20648 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
20649 (mmix_legitimate_address): Ditto.
20650 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
20651 should be loaded with a GETA insn. Don't allocate needless extra
20652 char for nul termination and fix misleading comment.
20653 (mmix_print_operand_address): Handle constants if
20654 TARGET_BASE_ADDRESSES.
20655 (mmix_output_register_setting): Use base addressing if
20656 TARGET_BASE_ADDRESSES and the number of insns is 3.
20657 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
20658 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
20659 to use R as constraint, add LDA to match s.
20660 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
20661 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
20662 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
20663 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
20664 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
20665 order with other fixed registers.
20666 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
20667 other parameter/call-clobbered registers.
20668 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
20669 -mbase-addresses, -mno-base-addresses.
20670 (MMIX Options): Ditto.
20672 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
20674 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
20676 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
20678 * config/rs6000/altivec.h: Change elem to _S_elem.
20680 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
20682 * config/netbsd.h (WCHAR_TYPE): Define.
20683 (WCHAR_TYPE_SIZE): Ditto.
20684 (WINT_TYPE): Ditto.
20685 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
20686 (WCHAR_UNSIGNED): Ditto.
20687 (WCHAR_TYPE_SIZE): Ditto.
20688 (WINT_TYPE): Ditto.
20689 * config/arm/netbsd.h: Likewise.
20690 * config/i386/netbsd-elf.h: Likewise.
20691 * config/i386/netbsd.h: Likewise.
20692 * config/m68k/netbsd-elf.h: Likewise.
20693 * config/m68k/netbsd.h: Likewise.
20694 * config/ns32k/netbsd.h: Likewise.
20695 * config/sparc/netbsd.h: Likewise.
20696 * config/vax/netbsd.: Likewise.
20698 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
20700 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
20701 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
20702 (TARGET_INITIALIZER): this.
20703 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
20704 (BITFIELD_NBYTES_LIMITED): Markup fix.
20705 * tree.h (default_ms_bitfield_layout_p): Declare.
20706 (record_layout_info): Added prev_field.
20707 * tree.c (default_ms_bitfield_layout_p): New fn.
20708 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
20709 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
20710 * stor-layout.c: Include target.h.
20711 (start_record_layout): Initialize prev_field.
20712 (place_field): Handle MS bit-field layout, and disregard
20713 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
20714 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
20715 * Makefile.in (stor-layout.o): Adjust dependencies.
20717 2002-02-05 Jason Merrill <jason@redhat.com>
20719 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
20721 2002-02-05 Andreas Jaeger <aj@suse.de>
20723 * crtstuff.c: Fix comments.
20725 2002-02-05 Richard Henderson <rth@redhat.com>
20728 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
20729 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
20732 * config/mips/mips.c (function_arg): Handle TImode.
20733 (function_arg_advance): Likewise.
20735 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
20737 * config/rs6000/altivec.h (vec_step_help): Rename to
20740 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
20742 * config/rs6000/altivec.h: Fix typos.
20744 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
20746 * config/arm/netbsd.h: Correct a comment.
20748 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
20750 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
20751 building void typed builtins.
20753 * config/rs6000/altivec.h (vec_ld*): Fix typos.
20754 (vec_step): Implement for C++.
20756 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
20758 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
20760 2002-02-04 Richard Henderson <rth@redhat.com>
20762 * combine.c (nonzero_bits): Re-introduce special case for
20763 sp/fp/ap wrt REGNO_POINTER_ALIGN.
20765 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
20767 * doc/extend.texi: Warn about unsupported usage of altivec
20770 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
20771 (altivec_predicate_*): New.
20773 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
20774 Add C++ version of vec_*() functions.
20776 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
20777 (bdesc_2arg): Remove altivec predicates.
20778 (altivec_expand_builtin): Handle predicates.
20779 (altivec_init_builtins): Handle predicates.
20780 (altivec_expand_predicate_builtin): New.
20782 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
20784 * pa.c (DO_FRAME_NOTES): Move forward.
20785 (store_reg): Revise handling of frame notes.
20786 (load_reg): Likewise.
20787 (set_reg_plus_d): Likewise.
20788 (hppa_expand_prologue): Likewise.
20789 (hppa_expand_epilogue): Likewise.
20791 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
20793 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
20795 2002-02-04 Jakub Jelinek <jakub@redhat.com>
20797 PR c/4475, c++/3780:
20798 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
20799 * c-common.h (SWITCH_TYPE): Define.
20800 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
20801 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
20802 Rename spareness variable to sparseness.
20803 (expand_end_case_type): Renamed from expand_end_case, use orig_type
20804 if non-NULL instead of TREE_TYPE (orig_index).
20805 * tree.h (expand_end_case_type): Renamed from expand_end_case.
20806 (expand_end_case): Define using expand_end_case_type.
20807 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
20808 to expand_end_case_type.
20809 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
20811 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
20813 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
20814 (BIGGEST_ALIGNMENT): Change to 128.
20816 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
20818 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
20820 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
20822 * pa.md (call_internal_reg_64bit): Remove unused variable.
20824 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
20826 * config/arm/arm.h (machine_function): Add uses_anonymous_args
20828 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
20829 * config/arm/arm.c (current_function_anonymous_args): Delete,
20830 replace uses with cfun->machine->uses_anonymous_args.
20831 (arm_reorg): Do not reset uses_anonymous_args.
20833 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
20834 any geenral register.
20836 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
20838 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
20841 2002-02-04 Richard Henderson <rth@redhat.com>
20843 * combine.c (force_to_mode): Remove STACK_BIAS code.
20844 (nonzero_bits): Likewise. Replace sp/fp special case with
20845 REGNO_POINTER_ALIGN.
20847 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
20848 (HARD_FRAME_POINTER_REGNUM): New.
20849 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
20850 (FIXED_REGS, CALL_USED_REGS): Update.
20851 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
20852 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
20853 (HARD_REGNO_NREGS): Update for SFP.
20854 (STACK_POINTER_OFFSET): Include bias here ...
20855 (FIRST_PARM_OFFSET): ... not here.
20856 (STACK_BIAS): Remove.
20857 (INIT_EXPANDERS): New.
20858 (STARTING_FRAME_OFFSET): Do not include bias.
20859 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
20860 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
20861 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
20862 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
20863 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
20864 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
20865 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
20866 (MUST_SAVE_REGISTER): Likewise.
20867 (sparc_flat_function_prologue): Likewise.
20868 (sparc_flat_function_epilogue): Likewise.
20869 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
20870 (sparc_init_modes): SFP is GENERAL_REGS.
20871 (sparc_builtin_saveregs): SFP does not have bias applied.
20873 2002-02-04 Richard Henderson <rth@redhat.com>
20875 * config/alpha/alpha.c (current_function_is_thunk): Don't check
20876 current_function_is_thunk.
20877 (alpha_sa_mask): Distinguish between current_function_is_thunk
20878 called from ASM_OUTPUT_MI_THUNK and not.
20879 (alpha_does_function_need_gp): Thunks always need gp.
20880 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
20881 (alpha_output_mi_thunk_osf): New.
20882 * config/alpha/alpha-protos.h: Update.
20883 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
20885 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
20887 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
20888 function types, not when they're taken away.
20890 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
20892 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
20893 CODE_LABEL and jump table when replacing a table jump with a
20896 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
20898 * config/s390/s390-protos.h (legitimize_la_operand,
20899 s390_secondary_input_reload_class, s390_plus_operand,
20900 s390_expand_plus_operand): Add prototypes.
20902 config/s390/s390.c (s390_secondary_input_reload_class,
20903 s390_plus_operand, s390_expand_plus_operand): New functions.
20905 (struct s390_address): New member 'pointer'.
20906 (s390_decompose_address): Compute it.
20907 (legitimate_la_operand_p): Use it.
20908 (legitimize_la_operand): New function.
20909 (movti, movdi, movdf splitters): Call it.
20911 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
20912 (PREDICATE_CODES): Add s390_plus_operand.
20914 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
20915 (la_ccclobber): Allow GENERAL_REGS as output operand.
20917 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
20918 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
20919 (*la_64, *la_31, reload_indi, reload_insi): ... these.
20921 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
20923 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
20924 register names for regular asm () construct.
20926 2002-02-04 Jakub Jelinek <jakub@redhat.com>
20928 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
20931 2002-02-04 Jakub Jelinek <jakub@redhat.com>
20933 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
20936 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
20938 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
20939 constant pool to be identical by string address and index.
20941 2002-02-04 Anthony Green <green@redhat.com>
20943 * output.h (SECTION_OVERRIDE): Define.
20944 * varasm.c (named_section): Obey SECTION_OVERRIDE.
20946 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
20948 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
20949 by existing arm*-*-netbsd* (a.out) target.
20950 (ns32k-*-netbsdelf*): Likewise.
20951 (sparc-*-netbsdelf*): Likewise.
20952 (vax-*-netbsdelf*): Likewise.
20954 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
20956 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
20957 headers and libobjc headers.
20959 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
20961 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
20962 (_mingw.h): Remove duplicate include.
20964 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
20966 * config.gcc: Set cpu_type to m68k for 68010, as well.
20967 (m68010-*-netbsdelf*): New...
20968 (m68k*-*-netbsdelf*): ...targets.
20969 * config/m68k/netbsd-elf.h: New file.
20971 2002-02-02 Kazu Hirata <kazu@hxi.com>
20973 * config/h8300/h8300.c (hand_list): Move inside function_arg.
20975 2002-02-02 Kazu Hirata <kazu@hxi.com>
20977 * config/h8300/h8300.c (h8_push_ops): Move inside
20979 (h8_pop_ops): Likewise.
20980 (h8_move_ops): Likewise.
20982 2002-02-02 Kazu Hirata <kazu@hxi.com>
20984 * config/h8300/h8300.c (os_task): Make it static.
20985 (monitor): Likewise.
20986 (pragma_saveall): Likewise.
20988 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
20990 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
20991 constant is a valid sign-extension for Pmode.
20993 2002-02-02 Kazu Hirata <kazu@hxi.com>
20995 * config/h8300/h8300.c: Fix formatting.
20997 2002-02-02 Kazu Hirata <kazu@hxi.com>
20999 * config/h8300/h8300.md: Fix formatting.
21001 2002-02-02 Kazu Hirata <kazu@hxi.com>
21003 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
21004 predicates of operands[1]. Split the patterns for each
21007 2002-02-02 Kazu Hirata <kazu@hxi.com>
21009 * config/h8300/h8300.md (xor patterns): Tighten the predicates
21010 of operands[1] to register_operand.
21012 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
21014 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
21015 * cpphash.c (_cpp_init_hashtable): Similarly.
21016 * cppinit.c (cpp_create_reader): Default the signed_char flag.
21017 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
21018 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
21019 (cpp_handle_option): Handle the new options.
21020 * cpplex.c (cpp_interpret_charconst): Use new flag.
21021 * cpplib.h (struct cpp_options): New member signed_char.
21022 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
21023 (cpp_options): Handle -fsigned-char and -funsigned-char.
21024 (static_specs): Remove signed_char_spec.
21025 (do_spec1): Don't handle %c.
21026 * system.h: Poison SIGNED_CHAR_SPEC.
21027 * tradcif.y (yylex): Use flag_signed_char.
21028 * tradcpp.h (flag_signed_char): New.
21029 * tradcpp.c (flag_signed_char): New.
21030 (main): Handle new command-line options.
21031 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
21033 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
21034 * avr/avr.h: Remove old comments.
21035 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
21036 (CC1_SPEC): Pass -fsigned-char if -mic*.
21037 (SIGNED_CHAR_SPEC): Remove.
21039 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
21041 2002-02-01 Eric Christopher <echristo@redhat.com>
21043 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
21044 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
21045 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
21046 (ASM_OUTPUT_REG_POP): Ditto.
21048 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
21050 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
21053 2002-02-02 Jakub Jelinek <jakub@redhat.com>
21055 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
21057 2002-02-02 Jakub Jelinek <jakub@redhat.com>
21060 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
21063 2002-02-01 Janis Johnson <janis187@us.ibm.com>
21065 * cfganal.c: Include tm_p.h.
21066 (keep_with_call_p): Fix the test that determines if a register holds
21067 the return value of a call.
21069 2002-02-01 DJ Delorie <dj@redhat.com>
21071 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
21072 we are given conflicting registers, switch to the other one we
21073 had allocated for us.
21074 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
21075 as TImode so we know when the "other" register is available.
21077 2002-02-01 David O'Brien <obrien@FreeBSD.org>
21079 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
21082 2002-02-01 Janis Johnson <janis187@us.ibm.com>
21084 * cfganal.c (keep_with_call_p): New function.
21085 (flow_call_edges_add): Prevent splitting a block between a call and
21086 a single-set instruction that should be kept in the same block.
21088 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
21090 * doc/install.texi (avr): Update outdated URL.
21092 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
21094 * config/stormy16/stormy16.md (pushqi): New.
21098 (movhi): Remove stack operands.
21100 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
21101 nonimmediate_nonstack_operand.
21102 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
21104 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
21107 2002-01-31 Jason Merrill <jason@redhat.com>
21109 * Makefile.in (c-parse.c): Handle .output file.
21110 * objc/Make-lang.in (objc-parse.c): Likewise.
21112 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
21114 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
21115 the -me[lb] option is given. Don't output the default flag
21118 2002-01-31 Zack Weinberg <zack@codesourcery.com>
21120 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
21121 the primary source file; this has not been done yet.
21122 * c-decl.c (c_expand_body): Reset input_filename from
21123 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
21125 2002-01-31 Kazu Hirata <kazu@hxi.com>
21127 * rtlanal.c (subreg_regno_offset): Do not use
21128 SUBREG_REGNO_OFFSET.
21129 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
21130 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
21132 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
21134 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
21135 version rather than GNATS version in --version output.
21137 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
21139 * ifcvt.c (noce_process_if_block): Make a copy of the destination
21140 when copying back from a temporary.
21142 2002-01-30 Richard Henderson <rth@redhat.com>
21144 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
21145 and new_dest are the same.
21147 2002-01-30 Richard Henderson <rth@redhat.com>
21150 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
21151 * rtl.c (note_insn_name): Update.
21152 * emit-rtl.c (remove_unnecessary_notes): Kill it.
21153 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
21154 to perform loop rotation.
21155 (expand_exit_loop_top_cond): New.
21156 * tree.h (expand_exit_loop_top_cond): Declare it.
21157 * c-semantics.c (genrtl_while_stmt): Use it.
21158 (genrtl_for_stmt): Likewise.
21160 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
21162 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
21163 arguments to 64-bit boundaries on 64-bit ABIs.
21165 2002-01-30 Steve Ellcey <sje@cup.hp.com>
21167 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
21169 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
21171 * c-decl.c (grokdeclarator): Handle type being a typedef for an
21174 2002-01-30 David O'Brien <obrien@FreeBSD.org>
21176 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
21177 * config/sparc/sparc_bi.h: Remove file.
21178 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
21180 2002-01-30 Richard Henderson <rth@redhat.com>
21182 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
21184 2002-01-30 Zack Weinberg <zack@codesourcery.com>
21186 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
21188 2002-01-30 Jason Merrill <jason@redhat.com>
21190 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
21191 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
21192 (reg_save): Use DW_CFA_offset_extended_sf instead.
21194 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
21196 2002-01-29 Jakub Jelinek <jakub@redhat.com>
21198 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
21201 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
21203 * rs6000.md ("*call_value_local32"): Remove constraints.
21204 ("*call_value_local64"): Same.
21205 ("*call_value_indirect_nonlocal_aix32"): Same.
21206 ("*call_value_nonlocal_aix32"): Same.
21207 ("*call_value_indirect_nonlocal_aix64"): Same.
21208 ("*call_value_nonlocal_aix64"): Same.
21209 ("*call_value_nonlocal_sysv"): Same.
21211 2002-01-29 Richard Henderson <rth@redhat.com>
21213 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
21215 2002-01-29 Richard Henderson <rth@redhat.com>
21217 * expr.c (force_operand): Ignore flag_pic for detecting pic
21219 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
21220 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
21221 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
21222 instead of open-coded loop.
21223 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
21224 be fixed when in use.
21226 2002-01-29 Richard Henderson <rth@redhat.com>
21228 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
21229 * sched-rgn.c (propagate_deps): Update them.
21230 * sched-deps.c (sched_analyze_insn): Update them. Flush the
21231 clobbers list when either gets too long.
21233 2002-01-29 Jakub Jelinek <jakub@redhat.com>
21235 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
21236 and INDEX_REGS the same as GENERAL_REGS.
21237 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
21239 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
21241 * tree.c (build_nonstandard_integer_type): Correct prototype.
21243 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
21245 * config/s390/s390.md (movstrsico, movstrdix_64,
21246 movstrsix_31): Remove, replace by ...
21247 (movstrdi_short, movstrsi_short, movstrdi_long,
21248 movstrsi_long): ... these. New.
21249 (movstrdi, movstrsi): Adapt.
21251 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
21252 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
21253 Remove unnecessary CC clobber.
21254 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
21255 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
21257 (divmoddi4): Don't partially initialize TImode register.
21259 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
21261 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
21263 2002-01-29 Richard Henderson <rth@redhat.com>
21265 * flow.c (print_rtl_and_abort): Remove.
21266 (print_rtl_and_abort_fcn): Remove.
21267 (verify_local_live_at_start): Use dump_bb instead.
21268 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
21269 (verify_wide_reg_1): Return 2 on mode test failure.
21271 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
21273 PR c/3325, c/3326, c/2511, c/3347
21274 * c-decl.c (enum_decl_context): Remove BITFIELD.
21275 (grokdeclarator): Take bitfield width as an input.
21276 Ensure bitfields are given the correct type. Perform
21277 bitfield width validation with build_bitfield_integer_type
21278 rather than waiting for finish_struct.
21279 (grok_typename, grok_typename_in_parm_context, start_decl,
21280 push_parmdecl, grokfield, start_function): Update calls to
21282 (build_bitfield_integer_type): New function.
21283 (finish_struct): Move bitfield validation to grokdeclarator
21284 and build_bitfield_integer_type.
21285 * tree.c (build_nonstandard_integer_type): New function.
21286 * tree.h (build_nonstandard_integer_type): New prototype.
21288 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
21290 2002-01-29 Jakub Jelinek <jakub@redhat.com>
21293 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
21294 don't ignore unrecognized -W* options.
21295 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
21296 * cpplib.h (cpp_handle_option): Adjust prototype.
21297 * c-decl.c (c_decode_options): Pass 0 as last argument to
21301 * gcc.c (cpp_unique_options): Split from cpp_options.
21302 (cpp_options): Source cpp_unique_options.
21303 (default_compilers): Use cpp_unique_options instead of cpp_options
21304 when used together with cc1_options.
21305 (static_specs): Add cpp_unique_options.
21306 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
21307 when used together with cc1_options.
21309 2002-01-29 Kazu Hirata <kazu@hxi.com>
21311 * config/h8300/h8300-protos.h: Update the prototype of
21313 * config/h8300/h8300.c (output_a_shift): Remove an unused
21314 argument 'insn'. Remove redundant code.
21315 * config/h8300/h8300.md: Adust to the new prototype of
21318 2002-01-29 Kazu Hirata <kazu@hxi.com>
21320 * config/h8300/h8300-protos.h: Update the prototypes of
21321 emit_a_rotate and expand_a_rotate.
21322 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
21323 first argument to 'enum rtx_code'.
21324 (expand_a_rotate): Likewise.
21326 2002-01-28 Kazu Hirata <kazu@hxi.com>
21328 * config/h8300/h8300-protos.h: Update the prototype of
21330 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
21332 * config/h8300/h8300.md: Adjust to the new prototype.
21334 2002-01-28 Kazu Hirata <kazu@hxi.com>
21336 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
21339 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
21341 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
21342 is a fixed register before returning pic_offset_table_rtx.
21343 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
21344 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
21346 2002-01-28 Jason Merrill <jason@redhat.com>
21348 * dwarf2.h: Sync with src version.
21350 2002-01-28 Paul Koning <pkoning@equallogic.com>
21352 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
21353 BT_FN_VOID_PTR_VAR.
21354 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
21355 * doc/extend.texi (__builtin_prefetch): Update documentation:
21356 first argument is now const void ptr.
21358 2002-01-28 Kazu Hirata <kazu@hxi.com>
21360 * config/h8300/h8300-protos.h: Remove an unused prototype.
21362 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
21364 * toplev.c (lang_independent_init): Round up identifier size.
21366 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
21368 * config.gcc: Revert previous change.
21370 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
21372 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
21374 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
21376 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
21377 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
21378 other non-elf netbsd config frags.
21379 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
21380 collect2 will does that.
21381 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
21382 shared-lib frobbing will work.
21384 2002-01-28 Kazu Hirata <kazu@hxi.com>
21386 * config/h8300/h8300.h: Fix formatting.
21387 * config/h8300/h8300.md: Likewise.
21389 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
21391 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
21392 the old, removed AAA_standards fix.
21393 * fixinc/fixincl.x: Rebuilt.
21395 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
21397 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
21398 atexit call in crtbegin, hooked in after call to frame_dummy;
21399 register EH before registering __fini__start.
21401 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
21403 * config/rs6000/altivec.h: Remove spurious semicolons.
21405 2002-01-27 Kazu Hirata <kazu@hxi.com>
21407 * config/h8300/h8300.md: Replace dead bit extraction patterns
21408 with ones that work.
21410 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21412 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
21413 if not STRICT_ALIGNMENT.
21414 * rtl.h (MEM_ALIGN): Likewise.
21416 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
21418 * doc/invoke.texi (-fdump-translation-unit): Revert this
21419 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
21421 2002-01-27 Kazu Hirata <kazu@hxi.com>
21423 * config/h8300/h8300.md (define_constants): New.
21424 (anonymous patterns) Use defined constants appropriately.
21426 2002-01-27 Kazu Hirata <kazu@hxi.com>
21428 * config/h8300/h8300.c (function_arg): Remove redundant code.
21430 2002-01-26 Richard Henderson <rth@redhat.com>
21432 * sched-deps.c (reg_pending_uses_head): New.
21433 (reg_pending_barrier): Rename from reg_pending_sets_all.
21434 (find_insn_list): Don't mark inline.
21435 (find_insn_mem_list): Remove.
21436 (add_dependence_list, add_dependence_list_and_free): New.
21437 (flush_pending_lists): Replace only_write param with separate
21438 for_read and for_write parameters. Update all callers. Use
21439 add_dependence_list_and_free.
21440 (sched_analyze_1): Do not add reg dependencies here; just set
21441 the pending bits. Use add_dependence_list.
21442 (sched_analyze_2): Likewise.
21443 (sched_analyze_insn): Replace schedule_barrier_found with
21444 reg_pending_barrier. Add all dependencies for pending reg
21445 uses, sets, and clobbers.
21446 (sched_analyze): Don't add reg dependencies for calls, just
21447 set pending bits. Use regs_invalidated_by_call. Treat
21448 sched_before_next_call as a normal list, not a fake insn.
21449 (init_deps): No funny init for sched_before_next_call.
21450 (free_deps): Free pending mems lists. Don't zero reg_last.
21451 (init_deps_global): Init reg_pending_uses.
21452 (finish_deps_global): Free it.
21453 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
21454 (find_insn_mem_list): Remove.
21455 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
21456 (propagate_deps): Use them. Zero temp mem lists.
21458 2002-01-26 Richard Henderson <rth@redhat.com>
21460 * Makefile.in (CRTSTUFF_CFLAGS): New.
21461 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
21462 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
21463 crtstuff.c instead of alpha assembly version.
21464 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
21465 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
21466 not FORCE_{INIT,FINI}_SECTION_ALIGN.
21467 (__do_global_dtors_aux): Mark used.
21468 (frame_dummy, __do_global_ctors_aux): Mark used.
21469 (fini_dummy, init_dummy): Remove.
21471 * config/alpha/crtbegin.asm: Remove file.
21472 * config/alpha/crtend.asm: Remove file.
21473 * config/alpha/t-crtbe: Remove file.
21474 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
21475 (LINK_EH_SPEC): New.
21477 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
21478 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
21479 calling constructors.
21480 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
21482 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
21483 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
21484 CRT_END_INIT_DUMMY hack.
21485 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
21486 FORCE_{INIT,FINI}_SECTION_ALIGN.
21488 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
21489 FORCE_{INIT,FINI}_SECTION_ALIGN.
21491 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
21492 invocation sequence.
21493 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
21495 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
21496 (FORCE_CODE_SECTION_ALIGN): New.
21498 2002-01-26 Richard Henderson <rth@redhat.com>
21500 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
21502 2002-01-26 Richard Henderson <rth@redhat.com>
21504 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
21505 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
21507 2002-01-26 Kazu Hirata <kazu@hxi.com>
21509 * config/h8300/h8300.md: Remove bit extraction patterns that
21510 cannot be triggered.
21511 Restrict each bit extraction pattern to a variant on which the
21514 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
21516 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
21518 2002-01-26 Kazu Hirata <kazu@hxi.com>
21520 * config/h8300/h8300.md: Remove bit test patterns that cannot
21522 Restrict each bit test pattern to a variant on which the
21525 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21527 * builtins.c (expand_builtin_strncat): Remove redundant check for
21530 2002-01-25 David O'Brien <obrien@FreeBSD.org>
21532 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
21534 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
21537 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
21539 * dbxout.c (dbxout_init): Use assemble_name rather than just
21540 stripping off the first character.
21541 (dbxout_source_file): Likewise.
21543 2002-01-25 DJ Delorie <dj@redhat.com>
21545 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
21546 using rtx_equal_p, not by comparing pointers.
21548 2002-01-25 Steve Ellcey <sje@cup.hp.com>
21550 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
21551 for PIC_OFFSET_TABLE_REGNUM.
21552 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
21554 2002-01-25 David O'Brien <obrien@FreeBSD.org>
21556 * config.gcc (x86_64-*-freebsd*): New target.
21557 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
21559 (i[34567]86-*-freebsd*): Don't include svr4.h.
21560 * config/i386/freebsd64.h: New file.
21562 2002-01-25 Douglas B Rupp <rupp@gnat.com>
21564 * config/alpha/x-vms (version): Make static.
21566 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
21567 in previous checkin.
21569 * Makefile.in (install-headers-cp): New target.
21570 * config.gcc (alpha-dec-*vms*): Install headers with
21573 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
21575 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
21578 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21580 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
21581 of compare_tree_int.
21582 (expand_builtin_strncat): Likewise.
21583 * c-decl.c (finish_struct): Use tree_low_cst.
21584 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
21585 * tree.c (compare_tree_int): Likewise.
21587 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
21589 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
21590 adjustments even if they are implemented by more than two insns.
21592 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
21594 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
21595 * df.h (struct ref): Kill B.
21596 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
21598 * basic-block.h (PROP_EQUAL_NOTES): New flag.
21599 * flow.c (propagate_one_insn): Use it.
21600 (mark_used_regs): Handle NIL.
21602 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
21604 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
21607 2002-01-25 David Edelsohn <edelsohn@gnu.org>
21609 * rs6000.md (prefetch): Make address V4SI mode so that the address
21610 is restricted to legitimate form for instruction.
21612 2002-01-25 Bob Wilson <bob.wilson@acm.org>
21614 * doc/install.texi (xtensa-*-elf): New target.
21615 (xtensa-*-linux*): New target.
21616 * doc/contrib.texi: Add myself.
21618 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
21620 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
21621 purpose register to hold an SImode (or smaller) value.
21623 2002-01-25 Jakub Jelinek <jakub@redhat.com>
21625 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
21627 * crtstuff.c: Likewise.
21629 2002-01-25 Kazu Hirata <kazu@hxi.com>
21631 * config/h8300/h8300.md (negation patterns): Tighten
21632 predicates to register_operand.
21634 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
21636 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
21639 * builtins.c (expand_builtin_prefetch): Same.
21641 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
21643 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
21646 2002-01-24 Kazu Hirata <kazu@hxi.com>
21648 * config/h8300/h8300.c (print_operand): Remove support for
21649 operand character 'A'.
21650 * config/h8300/h8300.md (three anonymous patterns): Replace
21651 operand character 'A' with either 'T' or 'S'.
21653 2002-01-24 Kazu Hirata <kazu@hxi.com>
21655 * config/h8300/h8300.c (print_operand): Remove support for
21656 operand character 'U'.
21658 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
21660 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
21662 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
21664 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
21665 values to be assigned to the stack pointer.
21667 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
21669 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
21670 to const_double needs to be done right for big-endian systems.
21672 2002-01-24 Jason Merrill <jason@redhat.com>
21675 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
21676 to can_throw_internal.
21678 2002-01-23 Richard Henderson <rth@redhat.com>
21680 * fold-const.c (fold): Change UINT_MAX test to check vs precision
21681 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
21683 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
21685 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
21686 (symGOT2reg): Use them, then set as GOT value as unchanging.
21687 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
21688 as a temporary, if possible.
21689 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
21690 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
21692 2002-01-23 Kazu Hirata <kazu@hxi.com>
21694 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
21695 accept to accept 0x80 as operands[2].
21697 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
21699 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
21701 2002-01-23 Richard Henderson <rth@redhat.com>
21703 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
21705 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
21707 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
21708 (parmlist_or_identifiers_1): Verify that only a parmlist follows
21711 2002-01-23 Richard Henderson <rth@redhat.com>
21713 * expr.c (move_by_pieces_1): Extend size before negation.
21715 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
21716 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
21717 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
21718 * config/m68k/t-m68kelf: Likewise.
21720 2002-01-23 Bob Wilson <bob.wilson@acm.org>
21722 * config/xtensa/elf.h: New file.
21723 * config/xtensa/lib1funcs.asm: New file.
21724 * config/xtensa/lib2funcs.S: New file.
21725 * config/xtensa/linux.h: New file.
21726 * config/xtensa/t-xtensa: New file.
21727 * config/xtensa/xtensa-config.h: New file.
21728 * config/xtensa/xtensa-protos.h: New file.
21729 * config/xtensa/xtensa.c: New file.
21730 * config/xtensa/xtensa.h: New file.
21731 * config/xtensa/xtensa.md: New file.
21732 * config.gcc (xtensa-*-elf*): New target.
21733 (xtensa-*-linux*): New target.
21734 * cse.c (canon_hash): Compare rtx pointers instead of register
21735 numbers. This is required for the Xtensa port.
21736 * integrate.c (copy_insn_list): Handle case where the static
21737 chain is in memory and the memory address has to be copied to
21739 * doc/invoke.texi (Option Summary): Add Xtensa options.
21740 (Xtensa Options): New node.
21741 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
21743 2002-01-23 Zack Weinberg <zack@codesourcery.com>
21745 * diagnostic.c (internal_error): Do ICE suppression only
21746 when ENABLE_CHECKING is not defined.
21748 * c-typeck.c (require_complete_type): Return error_mark_node
21749 if type is error_mark_node.
21751 2002-01-23 Janis Johnson <janis187@us.ibm.com>
21753 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
21754 -Os and issue a warning.
21756 2002-01-23 Zack Weinberg <zack@codesourcery.com>
21758 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
21759 current (lack of) need for host configuration by hand.
21761 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
21762 references. Documentation of some target macros moved from
21763 hostconfig.texi to tm.texi.
21765 2002-01-23 Will Cohen <wcohen@redhat.com>
21767 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
21770 2002-01-23 Kazu Hirata <kazu@hxi.com>
21772 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
21775 2002-01-23 Jason Merrill <jason@redhat.com>
21777 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
21779 * function.c (assign_parms): Don't put args of inline functions
21780 into registers when not optimizing.
21782 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
21784 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
21785 (prologue_use): New pattern.
21786 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
21787 preference to gen_rtx_USE.
21788 (thumb_expand_prologue): Use gen_prologue_use in preference to
21790 (thumb_expand_epilogue): Use gen_prologue_use in preference to
21793 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
21795 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
21797 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
21800 * doc/extend.texi: Correct documentation of __alignof__.
21802 2002-01-22 Zack Weinberg <zack@codesourcery.com>
21804 * params.h: Rename arguments of DEFPARAM so that it will be
21805 recognized as a translation keyword.
21807 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
21809 * extend.texi: Document altivec functions.
21810 Fix N-bit adjectives in X86 builtin documentation.
21812 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
21814 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
21815 auto_inc_dec values.
21817 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
21819 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
21821 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
21823 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
21825 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
21827 2002-01-22 Richard Henderson <rth@redhat.com>
21829 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
21830 copy_insn not copy_rtx.
21832 2002-01-23 Alan Modra <amodra@bigpond.net.au>
21834 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
21835 "nonzero" as that might add "1" bits. Ensure "constop" is
21836 properly sign extened.
21837 (force_to_mode): Tweak for sign extended constop.
21839 2002-01-22 Richard Henderson <rth@redhat.com>
21841 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
21842 for_each_rtx instead of assuming we're already looking at the MEM.
21843 (split_small_symbolic_mem_operand): Likewise.
21844 * config/alpha/alpha.h (PREDICATE_CODES): Update.
21845 * config/alpha/alpha.md (small symbolic memory splitters): Update.
21847 2002-01-22 Richard Henderson <rth@redhat.com>
21849 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
21850 sequence number for the literal.
21851 (divmoddi_internal_er): Likewise.
21853 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
21856 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
21857 in LIBICONV variable.
21858 * configure: Regenerated.
21860 2002-01-22 Krister Walfridsson <cato@df.lth.se>
21862 * dependence.c (build_def_use): Remove array_idx.
21864 * dwarfout.c (last_filename): Remove.
21865 (output_compile_unit_die): Remove last_filename.
21867 2002-01-22 Roger Sayle <roger@eyesopen.com>
21868 Richard Henderson <rth@redhat.com>
21871 * fold-const.c (fold): Optimize unsigned comparisons against
21872 UINT_MAX (and similar unsigned constants).
21874 2002-01-22 Janis Johnson <janis187@us.ibm.com>
21876 * Makefile.in (loop.o): Depend on OPTABS_H.
21877 * loop.c (emit_prefetch_instructions): Check the prefetch operand
21878 against the predicate.
21881 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
21882 for the address operand.
21884 2002-01-22 Richard Henderson <rth@redhat.com>
21886 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
21888 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
21891 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
21892 preprocessor flags.
21894 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
21896 * config.gcc (x86_64-*-netbsd*): New target.
21897 * config/i386/netbsd64.h: New file.
21899 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
21901 * regrename.c (kill_value): Fix typo.
21903 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
21905 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
21907 * config/rs6000/rs6000.h: Same.
21909 * function.c (instantiate_virtual_regs): Remove
21910 STARTING_FRAME_PHASE.
21911 (assign_stack_local_1): Same.
21912 Calculate frame phase.
21914 2002-01-22 Nick Clifton <nickc@redhat.com>
21916 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
21917 variable declaration to outer scope in order to simplify
21919 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
21920 arm_hard_regno_mode_ok.
21921 * config/arm/arm-protos.h: Add a prototype for
21922 arm_hard_regno_mode_ok.
21923 * config/arm/arm.c (soft_df_operand): Remove now redundant
21924 check for DImode values using IP_REGNUM.
21925 (nonimmediate_soft_df_operand): Remove now redundant check for
21926 DImode values using IP_REGNUM.
21927 (arm_hard_regno_mode_ok): New function. New check: make sure
21928 that DImode values are not stored in IP_REGNUM.
21930 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
21932 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
21934 2002-01-22 Jason Merrill <jason@redhat.com>
21936 * c-semantics.c (genrtl_compound_stmt): Only check nesting
21937 consistency if this COMPOUND_STMT is scoped.
21939 2002-01-22 Kazu Hirata <kazu@hxi.com>
21941 * predict.c: Fix formatting.
21942 * print-tree.c: Likewise.
21943 * protoize.c: Likewise.
21944 * real.h: Likewise.
21946 * sbitmap.h: Likewise.
21947 * scan.c: Likewise.
21948 * sched-deps.c: Likewise.
21949 * sched-vis.c: Likewise.
21950 * sdbout.c: Likewise.
21951 * sibcall.c: Likewise.
21953 * ssa-ccp.c: Likewise.
21954 * ssa-dce.c: Likewise.
21955 * stmt.c: Likewise.
21956 * stor-layout.c: Likewise.
21957 * system.h: Likewise.
21959 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21961 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
21962 if fits in bounds of base type.
21964 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
21965 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
21966 (add_bound_info, default): If can't find a context, make a
21968 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
21970 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
21972 * c-typeck.c (parser_build_binary_op): If result from
21973 build_binary_op is ERROR_MARK just return error_mark_node without
21974 further processing.
21976 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
21978 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
21979 Split a.out-specific bits into...
21980 * config/netbsd-aout.h: ...this.
21981 * config/netbsd-elf.h: New file.
21982 * config/alpha/netbsd-elf.h: Remove.
21983 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
21984 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
21985 (STARTFILE_SPEC): Remove redundant definition.
21986 (ENDFILE_SPEC): Likewise.
21987 (LINK_SPEC): Likewise.
21988 (CPP_SPEC): Likewise.
21989 (ASM_SPEC): Likewise.
21990 (LIB_SPEC): Likewise.
21991 (SWITCH_TAKES_ARG): Likewise.
21992 (TARGET_MEM_FUNCTIONS): Likewise.
21993 (CPP_PREDEFINES): Redefine.
21994 (ASM_FINAL_SPEC): Remove redefinition.
21995 (ASM_COMMENT_START): Redefine.
21996 (FUNCTION_PROFILER): Define.
21997 (TARGET_VERSION): Redefine.
21998 Comment and formatting cleanup.
21999 * config/i386/netbsd.h: Include <netbsd-aout.h>.
22000 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
22001 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
22002 big- or little-endian.
22003 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
22004 * config.gcc (*-*-netbsd*): Add definitions common to all
22006 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
22007 gnu_ld definitions. Add netbsd-elf.h to and remove
22008 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
22009 tmake_file, and don't lose previous tmake_file contents.
22010 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
22011 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
22012 gnu_ld definitions. Add netbsd-elf.h to tm_file.
22013 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
22014 (mipsel-*-netbsd*): Rename this to...
22015 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
22016 mips/little.h to tm_file for mips*el-*.
22017 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
22018 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
22019 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
22021 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
22023 * pa-protos.h (reg_before_reload_operand): New function prototype.
22024 * pa.c (reg_before_reload_operand): New function implementation.
22025 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
22026 contraints to "*m".
22028 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
22030 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
22032 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
22034 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
22035 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
22036 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
22037 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
22038 (ENDFILE_SPEC): Undefine.
22039 (STARTFILE_SPEC): Redefine for PA.
22041 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
22043 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
22045 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
22047 * config.gcc: Add entries to supported PowerPC --with-cpu
22050 2002-01-21 Jakub Jelinek <jakub@redhat.com>
22052 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
22053 true for 64-bit mode only SSE registers in 32-bit mode.
22055 2002-01-21 Kazu Hirata <kazu@hxi.com>
22057 * unwind-dw2.c: Fix formatting.
22058 * unwind-dw2-fde.c: Likewise.
22059 * unwind-dw2-fde.h: Likewise.
22060 * unwind-pe.h: Likewise.
22061 * varasm.c: Likewise.
22062 * varray.h: Likewise.
22064 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
22066 Remove workaround for register stack overwrite bug in mmix.
22067 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
22068 support for TARGET_REG_STACK_FILL_BUG.
22069 * config/mmix/mmix.h: Remove member has_call_without_parameters.
22070 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
22072 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
22073 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
22074 -mno-reg-stack-fill-bug-workaround.
22075 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
22076 machine member has_call_without_parameters.
22077 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
22078 -mreg-stack-fill-bug-workaround and
22079 -mno-reg-stack-fill-bug-workaround.
22080 (MMIX Options): Ditto.
22082 2002-01-21 Kazu Hirata <kazu@hxi.com>
22084 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
22086 Remove redundant code.
22088 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
22090 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
22091 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
22092 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
22093 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
22094 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
22095 out target macro definitions and non-target-specific comments
22096 mostly taken from old versions of the manual.
22098 2002-01-20 Kazu Hirata <kazu@hxi.com>
22100 * config/h8300/h8300.h: Fix comment formatting.
22101 * config/ia64/aix.h: Likewise.
22102 * config/ia64/ia64-protos.h: Likewise.
22103 * config/ia64/ia64.c: Likewise.
22104 * config/ia64/ia64.h: Likewise.
22105 * config/ia64/ia64intrin.h: Likewise.
22106 * config/ia64/linux.h: Likewise.
22107 * config/ia64/unwind-aix.c: Likewise.
22108 * config/ia64/unwind-ia64.c: Likewise.
22110 2002-01-20 Kazu Hirata <kazu@hxi.com>
22112 * config/h8300/h8300.c: Revise comments about shift code.
22114 2002-01-20 Kazu Hirata <kazu@hxi.com>
22116 * config/h8300/h8300.c (function_arg): Update a comment.
22118 2002-01-20 Kazu Hirata <kazu@hxi.com>
22120 * config/h8300/h8300.md: Update the comments at the beginning
22123 2002-01-20 Kazu Hirata <kazu@hxi.com>
22125 * config/i370/i370.c: Fix comment formatting.
22126 * config/i370/i370.h: Likewise.
22127 * config/i370/i370.md: Likewise.
22128 * config/i370/linux.h: Likewise.
22130 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22132 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
22134 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
22135 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
22136 in incomplete case.
22138 2002-01-20 Graham Stott <grahams@redhat.com>
22140 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
22142 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
22144 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
22146 2002-01-19 Tom Rix <trix@redhat.com>
22148 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
22150 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
22152 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
22154 * function.c (assign_stack_local_1): Adjust x_frame_offset with
22155 STARTING_FRAME_PHASE.
22156 (STARTING_FRAME_PHASE): New.
22157 (instantiate_virtual_regs): Check saneness of
22158 STARTING_FRAME_PHASE.
22160 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
22162 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
22164 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
22166 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
22168 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
22169 be used for bootstrapping GCC 3.0.
22171 2002-01-18 Kazu Hirata <kazu@hxi.com>
22173 * config/h8300/h8300.md: Fix an insn length.
22175 2002-01-18 Kazu Hirata <kazu@hxi.com>
22177 * bitmap.h: Fix comment formatting.
22178 * combine.c: Likewise.
22179 * cppfiles.c: Likewise.
22180 * c-pragma.h: Likewise.
22181 * c-typeck.c: Likewise.
22183 * dwarf2out.c: Likewise.
22184 * function.c: Likewise.
22186 * genattrtab.c: Likewise.
22187 * gthr-win32.h: Likewise.
22188 * haifa-sched.c: Likewise.
22189 * predict.c: Likewise.
22190 * rtlanal.c: Likewise.
22192 * unwind-dw2-fde.h: Likewise.
22193 * unwind-pe.h: Likewise.
22194 * vmsdbgout.c: Likewise.
22196 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22198 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
22199 if type_required and passed decl.
22201 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
22203 * config.gcc (cpu_type): Include altivec.h in powerpc
22207 * config/rs6000/altivec.h: New.
22209 2002-01-17 David Edelsohn <edelsohn@gnu.org>
22211 * doc/install.texi (*-ibm-aix*): Update assembler and exception
22212 handling information.
22213 * doc/trouble.texi (Interoperation): Add libstdc++ information
22215 (Misunderstandings): Add template instantiation and static template
22216 member information for AIX.
22218 2002-01-17 Jason Merrill <jason@redhat.com>
22220 * dbxout.c (dbxout_type): Support const and volatile.
22222 * except.c (add_partial_entry): Remove backwards compatibility code.
22223 (end_protect_partials): Likewise.
22225 2002-01-17 Jakub Jelinek <jakub@redhat.com>
22227 * config/ia64/ia64.md (prologue_use): New.
22228 * config/ia64/ia64.c (ia64_expand_prologue): Use
22229 gen_prologue_use instead of gen_rtx_USE.
22230 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
22231 as CODE_FOR_pred_rel_mutex.
22232 (ia64_sched_reorder2): Likewise.
22234 2002-01-16 Eric Christopher <echristo@redhat.com>
22236 * config/mips/r3900.h: Reformat.
22237 (SUBTARGET_CPP_SIZE_SPEC): Remove.
22238 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
22239 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
22240 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
22241 * config/mips/t-elf: Remove mips3 multilib.
22243 2002-01-16 H.J. Lu <hjl@gnu.org>
22245 * config/mips/linux.h: Include "mips/abi64.h".
22247 2002-01-16 H.J. Lu <hjl@gnu.org>
22249 * config/mips/t-linux: New.
22251 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
22253 * config/mips/linux.h: Don't include "gofast.h".
22254 (INIT_SUBTARGET_OPTABS): Removed.
22256 2002-01-16 Kazu Hirata <kazu@hxi.com>
22258 * config/h8300/h8300-protos.h: Replace emit_a_shift with
22260 * config/h8300/h8300.c: Likewise.
22261 * config/h8300/h8300.md: Likewise.
22263 2002-01-16 Kazu Hirata <kazu@hxi.com>
22265 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
22266 spaces after an opcode name.
22267 (pushqi1_h8300hs): Likewise.
22268 (pushhi1_h8300hs): Likewise.
22270 2002-01-16 Kazu Hirata <kazu@hxi.com>
22272 * doc/extend.texi: Replace "option" with "attribute"
22275 2002-01-16 Jakub Jelinek <jakub@redhat.com>
22277 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
22278 (and:DI () (const_int -8)).
22279 (split_small_symbolic_mem_operand): Split
22280 (mem (and:DI () (const_int -8)).
22282 2002-01-16 Jakub Jelinek <jakub@redhat.com>
22285 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
22286 same way as TYPE_IMUL.
22287 (ultrasparc_sched_reorder): Likewise.
22288 * config/sparc/sparc.md (type): Add comment to update
22289 ultrasparc_sched_reorder when making changes.
22291 2002-01-16 Kazu Hirata <kazu@hxi.com>
22293 * doc/invoke.texi: Change the dump file name of block
22294 reordering pass from 28.bbro to 29.bbro.
22295 Mention -dk option.
22297 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
22299 * i386.md (minsf splitter): Fix pasto.
22301 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
22303 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
22304 to frame pointer initialisation instruction.
22305 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
22306 initialisation instruction.
22307 (soft_df_operand): Do not accept the IP register.
22308 (nonimmediate_soft_df_operand): Do not accept the IP register.
22310 2002-01-16 Jakub Jelinek <jakub@redhat.com>
22313 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
22314 MASK_V8 being both set.
22316 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
22318 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
22319 insn for GOT register; add REG_MAYBE_DEAD notes instead.
22320 config/s390/s390.md (call, call_value): Add GOT register to
22321 CALL_INSN_FUNCTION_USAGE where needed.
22322 (call_exp, call_value_exp): New.
22324 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
22326 * config/arm/arm.c: General formatting tidy up.
22328 2002-01-16 Graham Stott <grahams@redhat.com>
22330 * calls.c (try_to_integrate): Use "(size_t)" intermediate
22331 cast and when casting an integer literal to "rtx" pointer.
22332 (expand_call): Likewise.
22333 * flow.c (try_pre_increment): Likewise.
22334 (find_use_as_address): Likewise.
22335 * integrate.c (expand_iline_function): Likewise.
22336 * regmove.c (try_auto_increment): Likewise.
22338 2002-01-16 Graham Stott <grahams@redhat.com>
22340 * sched-rgn.c (passed): Use sbitmap_free.
22341 (header): Likewise.
22343 (in_queue): Likewise.
22344 (in_stack): Likewise.
22346 2002-01-15 Eric Christopher <echristo@redhat.com>
22348 * flow.c (propagate_one_insn): Change to use fatal_insn.
22350 2002-01-15 Kazu Hirata <kazu@hxi.com>
22352 * expmed.c (extract_fixed_bit_field): Remove unused code.
22353 * system.h: Poison SLOW_ZERO_EXTEND.
22354 * doc/tm.texi: Remove.
22355 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
22356 * config/arm/arm.h: Likewise.
22357 * config/avr/avr.h: Likewise.
22358 * config/clipper/clipper.h: Likewise.
22359 * config/convex/convex.h: Likewise.
22360 * config/d30v/d30v.h: Likewise.
22361 * config/dsp16xx/dsp16xx.h: Likewise.
22362 * config/elxsi/elxsi.h: Likewise.
22363 * config/fr30/fr30.h: Likewise.
22364 * config/h8300/h8300.h: Likewise.
22365 * config/i370/i370.h: Likewise.
22366 * config/i386/i386.h: Likewise.
22367 * config/m68k/m68k.h: Likewise.
22368 * config/mips/mips.h: Likewise.
22369 * config/ns32k/ns32k.h: Likewise.
22370 * config/pdp11/pdp11.h: Likewise.
22371 * config/pj/pj.h: Likewise.
22372 * config/s390/s390.h: Likewise.
22373 * config/sh/sh.h: Likewise.
22374 * config/stormy16/stormy16.h: Likewise.
22375 * config/v850/v850.h: Likewise.
22376 * config/vax/vax.h: Likewise.
22377 * config/we32k/we32k.h: Likewise.
22379 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
22381 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
22382 (altivec_lvsl): Change constraint to b.
22383 (altivec_lvsr): Same.
22384 (altivec_lvebx): Same.
22385 (altivec_lvehx): Same.
22386 (altivec_lvewx): Same.
22387 (altivec_lvxl): Same.
22388 (altivec_lvx): Same.
22389 (altivec_stvx): Add parallel.
22390 (altivec_stvxl): Same.
22391 (altivec_stvehx): Same.
22392 (altivec_stvebx): Same.
22393 (altivec_stvebx): Same.
22395 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
22397 * config.gcc: Change altivec.h to altivec-defs.h.
22399 * config/rs6000/altivec.h: Delete.
22401 * config/rs6000/altivec-defs.h: Add.
22403 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
22405 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
22408 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
22409 less than or equal to eight bytes.
22411 * vax.md (andsi3): Remove constraints and change SET destination
22412 operand type to nonimmediate_operand.
22413 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
22414 when it is a CONST_INT.
22416 2002-01-15 Jason Merrill <jason@redhat.com>
22418 * c-common.def (FILE_STMT): New code.
22419 * c-common.c (statement_code_p): It's a statement.
22420 * c-common.h (stmt_tree_s): Add x_last_filename.
22421 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
22422 (last_expr_filename): New macro.
22423 * c-semantics.c (begin_stmt_tree): Initialize it.
22424 (add_stmt): If the filename changed, also insert a
22426 (expand_stmt): Handle seeing one.
22428 2002-01-15 Eric Christopher <echristo@redhat.com>
22430 * flow.c (propagate_one_insn): Add error message and print out
22431 insn for debugging.
22433 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
22435 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
22436 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
22437 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
22438 TRAMPOLINE_ALIGNMENT.
22439 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
22441 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
22442 PCC_BITFIELD_TYPE_MATTERS.
22443 * config/interix.h (STDC_VALUE): Remove. Use
22444 STDC_0_IN_SYSTEM_HEADERS.
22445 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
22446 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
22447 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
22449 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
22451 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
22452 not work on this platform currently.
22454 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
22456 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
22457 readonly_warning in _().
22459 2002-01-15 Douglas B Rupp <rupp@gnat.com>
22461 * gcc.c (delete_if_ordinary): Backout previous change.
22463 2002-01-15 Kazu Hirata <kazu@hxi.com>
22465 * config/h8300/h8300.c (print_operand): Remove support for
22466 unused operand characters.
22468 * read-rtl.c: Fix formatting.
22469 * real.c: Likewise.
22470 * recog.c: Likewise.
22471 * regclass.c: Likewise.
22472 * regmove.c: Likewise.
22473 * reg-stack.c: Likewise.
22474 * reload1.c: Likewise.
22475 * rtlanal.c: Likewise.
22477 2002-01-15 Kazu Hirata <kazu@hxi.com>
22479 * config/i386/i386.c: Fix formatting.
22481 2002-01-15 Jakub Jelinek <jakub@redhat.com>
22483 * c-typeck.c (process_init_element): Don't save_expr
22484 COMPOUND_LITERAL_EXPR if just its initializer will be used.
22486 2002-01-15 David Edelsohn <edelsohn@gnu.org>
22488 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
22489 emit optional traceback table if optimize_size or TARGET_ELF.
22490 * config/rs6000/rs6000.md (prefetch): New.
22492 2002-01-15 Andreas Jaeger <aj@suse.de>
22494 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
22496 2002-01-15 Kazu Hirata <kazu@hxi.com>
22498 * mips-tfile.c: Fix formatting.
22500 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
22502 * unroll.c (final_reg_note_copy): Fix previous commit.
22504 2002-01-14 Kazu Hirata <kazu@hxi.com>
22506 * config/h8300/h8300-protos.h: Remove the prototype for
22508 * config/h8300/h8300.c (eq_operator): Remove.
22510 2002-01-14 Richard Henderson <rth@redhat.com>
22512 * config/i386/i386.md (prefetch): Tidy.
22513 (prefetch_3dnow): Fix locality operand.
22515 2002-01-14 Richard Henderson <rth@redhat.com>
22517 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
22518 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
22520 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
22522 * reload1.c (reload_combine): Pass reg_sum replacement through
22523 copy_rtx in loop performing multiple changes.
22525 2002-01-14 Jakub Jelinek <jakub@redhat.com>
22527 * except.c (remove_unreachable_regions): New.
22528 (free_eh_status): Clear exception_handler_labels.
22529 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
22530 (find_exception_handler_labels): Don't add the same label more than
22532 (remove_exception_handler_label): Don't die if
22533 find_exception_handler_labels hasn't been called for the current
22536 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
22538 * toplev.c (rest_of_compilation): Rebuild jump labels after
22541 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
22543 * doc/extend.texi: Move documentation of X86 built-in functions
22545 * doc/invoke.texi: From here.
22546 * doc/sourcebuild.texi: Document location of documentation for
22547 machine built-in functions.
22549 2002-01-13 Christopher Faylor <cgf@redhat.com>
22551 * cppfiles.c (TEST_THRESHOLD): New macro.
22552 (SHOULD_MMAP): Ditto.
22553 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
22556 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
22558 * unroll.c (final_reg_note_copy): Properly handle
22560 (unroll_loops): Fix LOOP_CONDITION heuristics.
22562 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
22564 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
22565 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
22567 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
22569 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
22572 2002-01-14 Tom Rix <trix@redhat.com>
22574 * config/rs6000/rs6000.md: Fix typo with sradi.
22576 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
22578 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
22579 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
22580 (clrstrdi, clrstrsi): Adapt callers.
22582 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
22584 (movti splitter): Never use register 0 as base register.
22586 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
22588 * combine.c (simplify_shift_const): Always generate new rtx
22589 for shift expression instead of reusing given expression.
22591 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22593 * config/alpha/alpha.c (alpha_expand_mov): Don't call
22594 alpha_legitimize_address unless mode is Pmode.
22596 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
22598 * doc/md.texi (Modifiers): Document the '*' constraint for the
22601 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
22602 * doc/extend.texi (Function Attributes): 'interrupt' is valid
22605 2002-01-13 Richard Henderson <rth@redhat.com>
22607 * reload.c (find_reloads): Use a hard reg destination as reload reg
22608 for an input reload of the source.
22610 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
22612 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
22615 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
22617 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
22618 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
22620 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
22622 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22624 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
22626 2002-01-12 Tom Rix <trix@redhat.com>
22628 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
22631 2002-01-12 Richard Henderson <rth@redhat.com>
22633 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
22635 * doc/invoke.texi: Update Alpha options.
22637 * doc/invoke.texi: Update i386 built-in function lists.
22639 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
22641 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
22642 referencing outside.
22644 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22646 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
22647 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
22648 offsets, and change line folding.
22649 * optabs.c (expand_binop): Remove warnings.
22650 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
22652 2002-01-12 Graham Stott <grahams@redhat.com>
22654 * attribs.c (handle_deprecated_attribute): constify WHAT.
22655 * diagnostic.c (warn_deprecated_use): Add braces, fixes
22656 dangling else warning and constify WHAT.
22657 * except.h (struct function, struct inline_remap): Move
22658 struct tag forward defs before all prototypes.
22659 (duplicate_eh_regions): Whitespace.
22661 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
22663 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
22664 MODE_BASE_REG_CLASS.
22665 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
22667 2002-01-12 Richard Henderson <rth@redhat.com>
22669 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
22670 (ix86_expand_vector_move): New.
22671 (bdesc_2arg): Remove andps, andnps, orps, xorps.
22672 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
22673 Remove old prefetch builtins. Special case the logicals removed above.
22674 (ix86_expand_builtin): Likewise.
22675 (safe_vector_operand): Use V4SFmode, not TImode.
22676 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
22677 (ix86_expand_timode_binop_builtin): New.
22678 * config/i386/i386-protos.h: Update.
22679 * config/i386/i386.h (enum ix86_builtins): Update.
22680 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
22681 Use ix86_expand_vector_move in vector move expanders.
22682 (movti_internal, movti_rex64): Add xorps alternative.
22683 (sse_clrv4sf): Rename and adjust from sse_clrti.
22684 (prefetch): Don't work so hard.
22685 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
22686 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
22687 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
22689 2002-01-11 Richard Henderson <rth@redhat.com>
22691 * config/i386/mmintrin.h: New file.
22692 * config/i386/xmmintrin.h: New file.
22693 * config.gcc (i?86-*-*): Add extra_headers.
22694 * simplify-rtx.c (simplify_unary_operation): Handle saturating
22696 (simplify_binary_operation): Handle saturating arithmetic codes.
22697 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
22698 not the lowpart subreg.
22699 (ix86_expand_builtin): Return a TImode dummy register instead of 0
22701 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
22703 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
22705 * conflict.c (conflict_graph_compute): Free regsets when finished.
22706 * ssa.c (compute_coalesced_reg_partition): Likewise.
22708 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
22710 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
22711 every where we allocate a register.
22713 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
22715 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
22716 * lcm.c (compute_earliest, compute_farthest): Likewise.
22718 2002-01-11 Janis Johnson <janis187@us.ibm.com>
22720 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
22722 2002-01-11 Janis Johnson <janis187@us.ibm.com>
22724 * doc/rtl.texi (Insns): Fix 2 typos.
22726 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
22728 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
22729 options. Use @table @gcctabopt for MMIX options. Add index
22730 entries for MMIX options. Start new paragraph with first
22731 heading of the machine-dependent options.
22733 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
22736 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
22737 * combine.c (force_to_mode): Same.
22738 * reload1.c (clear_reload_reg_in_use): Same.
22740 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
22742 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
22745 2002-01-11 Andreas Jaeger <aj@suse.de>,
22746 Brad Lucier <lucier@math.purdue.edu>
22748 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
22751 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
22753 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
22754 Protect with IN_LIBGCC.
22755 (LINK_EH_SPEC): Add required trailing space.
22757 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
22759 * c-tree.h: Move function declarations so that they are listed
22760 under the filename which contains them.
22761 (check_identifier, finish_decl_top_level,
22762 lookup_name_current_level_global, shadow_record_fields): Remove.
22764 2002-01-11 Andreas Jaeger <aj@suse.de>
22766 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
22769 2002-01-10 Richard Henderson <rth@redhat.com>
22771 * config/alpha/alpha.c (print_operand): Add 'J'.
22772 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
22773 new operand with the sequence number for the lituse. When splitting
22774 the insns, use gen_movdi_er_high_g and generate a sequence number.
22775 (gen_movdi_er_high_g): Print the sequence number if non-zero.
22777 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
22779 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
22780 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
22782 (altivec_expand_builtin): Same.
22783 (altivec_expand_stv_builtin): New.
22785 * config/rs6000/rs6000.h (rs6000_builtins): Same.
22787 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
22788 ("altivec_lvehx"): New.
22789 ("altivec_lvewx"): New.
22790 ("altivec_lvxl"): New.
22791 ("altivec_lvx"): New.
22792 ("altivec_stvx"): New.
22793 ("altivec_stvebx"): New.
22794 ("altivec_stvehx"): New.
22795 ("altivec_stvewx"): New.
22796 ("altivec_stvxl"): New.
22798 2002-01-10 Richard Henderson <rth@redhat.com>
22800 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
22801 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
22802 care not to delete instructions twice.
22804 2002-01-10 Zack Weinberg <zack@codesourcery.com>
22806 * toplev.c: Don't declare environ (it's not used anywhere).
22807 * configure.in: Don't check for declaration of environ.
22808 * config/i386/xm-mingw32.h: Don't #define environ.
22809 * config.in, configure: Regenerate.
22811 2002-01-10 Zack Weinberg <zack@codesourcery.com>
22813 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
22814 * configure: Regenerate.
22816 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
22817 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
22818 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
22820 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
22821 LIMITS_H_TEST here, not in m68k/x-next.
22822 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
22823 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
22825 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
22826 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
22827 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
22829 * config/i386/x-djgpp: Renamed i386/t-djgpp.
22830 * config/m88k/x-dolph: Renamed m88k/t-dolph.
22831 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
22832 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
22833 replacement of quadlib.asm with quadlib.c.
22835 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
22836 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
22837 config/rs6000/xm-beos.h: Delete file.
22839 * config.gcc: Update to match above changes.
22841 2002-01-10 Kazu Hirata <kazu@hxi.com>
22843 * config/h8300/h8300.h: Fix comment typos.
22844 * config/h8300/h8300.md: Likewise.
22845 * config/h8300/lib1funcs.asm: Likewise.
22847 2002-01-10 Dale Johannesen <dalej@apple.com>
22849 PR optimization/5269
22850 * unroll.c (precondition_loop_p): Make *increment be the correct
22851 sign when n_iterations known, to avoid confusing caller.
22853 2002-01-10 Kazu Hirata <kazu@hxi.com>
22855 * doc/extend.texi (deprecated): Fix a typo.
22857 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
22859 * basic-block.h (update_br_prob_note): Declare.
22860 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
22861 (try_forward_edges): Care negative frequencies and update note.
22862 (outgoing_edges_match): Tweek conditional merging heuristics.
22863 (try_crossjump_to_edge): use update_br_prob_note.
22864 * cfglayout.c (fixup_reorder_chain): Likewise.
22865 * cfrtl.c (update_br_prob_note): New.
22866 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
22868 * i386.c (ix86_decompose_address): Return -1 if address contains
22870 (legitimate_address_p): Require ix86_decompose_address to return 1.
22872 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
22873 (cprop_insn): Likewise.
22875 2002-01-10 Kazu Hirata <kazu@hxi.com>
22877 * toplev.c: Fix formatting.
22878 * tree.c: Likewise.
22879 * tree-dump.c: Likewise.
22880 * unroll.c: Likewise.
22881 * unwind-dw2.c: Likewise.
22882 * unwind-dw2-fde.c: Likewise.
22883 * unwind-dw2-fde-glibc.c: Likewise.
22884 * unwind-sjlj.c: Likewise.
22886 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
22888 * doc/invoke.texi: Document PDP-11 options.
22890 2002-01-10 Kazu Hirata <kazu@hxi.com>
22892 * config/h8300/h8300.h: Fix formatting.
22894 2002-01-10 Ira Ruben <ira@apple.com>
22896 Add __attribute__ ((deprecated)).
22897 * extend.texi: Document __attribute__ ((deprecated)).
22898 * invoke.texi: Document -Wno-deprecated-declarations.
22899 * testsuite/g++.dg/other/deprecated.C: New C++ test.
22900 * testsuite/gcc.dg/deprecated.c: New C test.
22901 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
22902 (c_common_attribute_table): Add "deprecated" entry.
22903 (handle_deprecated_attribute): New function.
22904 * c-decl.c (deprecated_states): New enum.
22905 deprecated_state: State of "deprecated" handling.
22906 (start_decl): Set deprecated_state based on attributes.
22907 (grokdeclarator): Test for deprecated uses, propagate attribute.
22908 * c-typeck.c (build_component_ref): Test for deprecated fields.
22909 (build_external_ref): Test for deprecated primaries.
22910 * diagnostic.c (warn_deprecated_use) New function to issue
22911 warnings about __attribute__ ((depricated)) references.
22912 * flags.h (warn_deprecated_decl): Extern declared for
22913 -W[no-]deprecated-declarations option.
22914 * print-tree.c (print_node): Show deprecated flag status.
22915 * toplev.c (warn_deprecated_decl): Defined.
22916 (W_options): Added "deprecated-declaration".
22917 * toplev.h (warn_deprecated_use): Extern declared.
22918 * tree.h (struct tree_common): Define deprecated_flag.
22919 (TREE_DEPRECATED): New macro to access flag.
22920 * cp/call.c (build_call): Test for deprecated calls.
22921 * cp/class.c (add_implicitly_declared_members): Set global
22922 flag to tell grokdeclarator to not issue deprecated warnings.
22923 * cp/cp-tree.h: Add extern for adding_implicit_members.
22924 * cp/decl.c (deprecated_states): New enum.
22925 (start_decl): Set deprecated_state based on attributes.
22926 (grokdeclarator): Test for deprecated uses, propagate attribute.
22927 * cp/lex.c (do_identifier): Test for deprecated primaries.
22928 * cp/typeck.c (build_component_ref): Test for deprecated fields.
22930 2002-01-10 Ira Ruben <ira@apple.com>
22932 Fix to assign attributes to inline member functions.
22933 * cp/decl.c (start_method): Handle attrlist.
22935 2002-01-10 Kazu Hirata <kazu@hxi.com>
22937 * combine.c (expand_field_assignment): Use subreg_lsb().
22939 2002-01-10 David Edelsohn <edelsohn@gnu.org>
22941 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
22942 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
22943 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
22944 Recurse for any operand of AND as long as constant is non-zero.
22946 2002-01-10 Kazu Hirata <kazu@hxi.com>
22948 * config/h8300/h8300.md: Remove constraints from expanders.
22950 2002-01-10 Kazu Hirata <kazu@hxi.com>
22952 * varasm.c: Fix formatting.
22953 * varray.c: Likewise.
22954 * vmsdbgout.c: Likewise.
22955 * xcoffout.c: Likewise.
22957 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
22959 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
22960 update edge probabilities to match.
22962 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
22964 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
22966 * doc/languages.texi, doc/sourcebuild.texi: New files.
22967 * doc/configfiles.texi: Make a subsubsection. Update.
22968 * doc/configterms.texi: Add @node. Remove warning that this isn't
22969 instructions for building GCC.
22970 * doc/makefile.texi: Make a subsection.
22971 * doc/gccint.texi: Update.
22973 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
22975 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
22977 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
22979 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
22981 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
22983 * optabs.c (expand_fix): Look for wider integer modes first.
22985 * i386.md (mov?f): Avoid the fake const double trick for medium
22987 (min?f*/max?f*): Prohibit memory operands for i387 variant.
22988 (fop_df_4): Disable for SSE compilation.
22990 2002-01-10 Graham Stott <grahams@redhat.com>
22992 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
22993 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
22995 2002-01-10 Richard Henderson <rth@redhat.com>
22997 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
22999 2002-01-10 Richard Henderson <rth@redhat.com>
23001 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
23002 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
23004 2002-01-10 Kazu Hirata <kazu@hxi.com>
23006 * combine.c (can_combine_p): Fix a comment typo.
23008 2002-01-09 Zack Weinberg <zack@codesourcery.com>
23010 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
23011 empty list correctly. Change loop index $t to $f for
23012 consistency with rest of Makefile.
23014 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
23016 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
23017 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
23019 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
23020 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
23021 (altivec_init_builtins): Same.
23022 (altivec_expand_unop_builtin): Return NULL_RTX on error.
23023 (altivec_expand_binop_builtin): Same.
23024 (altivec_expand_ternop_builtin): Same.
23027 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
23028 ("altivec_vctuxs"): Fix typo.
23029 ("altivec_vnmsubfp"): Same.
23030 ("altivec_dssall"): New.
23031 ("altivec_mfvscr"): New.
23032 ("altivec_dss"): New.
23033 ("altivec_lvsl"): New.
23034 ("altivec_lvsr"): New.
23035 ("altivec_dstt"): New.
23036 ("altivec_dstst"): New.
23037 ("altivec_dststt"): New.
23038 ("altivec_dst"): New.
23040 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
23041 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
23043 2002-01-09 Richard Henderson <rth@redhat.com>
23045 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
23047 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
23049 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
23051 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
23053 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
23055 2002-01-09 Kazu Hirata <kazu@hxi.com>
23057 * read-rtl.c: Fix formatting.
23058 * real.c: Likewise.
23059 * regclass.c: Likewise.
23060 * regrename.c: Likewise.
23061 * reg-stack.c: Likewise.
23062 * reload1.c: Likewise.
23063 * reload.c: Likewise.
23066 2002-01-09 Kazu Hirata <kazu@hxi.com>
23068 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
23069 to extract items in the expr_list chain.
23071 2002-01-09 Richard Henderson <rth@redhat.com>
23073 * config/vax/vax.c (vax_rtx_cost): Never abort.
23075 * config/vax/vax.h (REAL_ARITHMETIC): Define.
23077 2002-01-09 Jan Hubicka <jh@suse.cz>
23079 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
23081 2002-01-09 Richard Henderson <rth@redhat.com>
23083 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
23084 Unify code from various alternatives.
23086 2002-01-09 Richard Henderson <rth@redhat.com>
23088 * regrename.c (copy_value): Ignore the copy if the source register
23089 is present in the value chain with a narrower mode.
23091 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
23093 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
23094 for the c4x target. Also improve layout.
23096 2002-01-09 Richard Henderson <rth@redhat.com>
23098 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
23099 * config/m32r/m32r.md (and ior xor splitters): Swap operands
23100 to match insn patterns.
23102 2002-01-09 Richard Henderson <rth@redhat.com>
23104 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
23105 (copyprop_hardreg_forward_1): Likewise.
23107 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
23109 * pa.md (decrement_and_branch_until_zero): Change predicate for
23110 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
23112 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
23114 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
23115 gets undefined. For Darwin.
23117 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
23119 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
23121 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
23123 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
23125 2002-01-08 Richard Henderson <rth@redhat.com>
23127 * regrename.c (copy_value): Ignore overlapping copies.
23129 2002-01-08 Richard Henderson <rth@redhat.com>
23131 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
23132 as needed to avoid shared structure.
23134 2002-01-08 Kazu Hirata <kazu@hxi.com>
23136 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
23139 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
23141 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
23142 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
23143 documentation of obsolete macros.
23144 * system.h: Poison these macros.
23145 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
23146 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
23147 config/c4x/c4x.h, config/clipper/clipper.h,
23148 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
23149 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
23150 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
23151 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
23152 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
23153 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
23154 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
23155 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
23156 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
23157 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
23158 config/sparc/sparc.h, config/stormy16/stormy16.h,
23159 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
23160 definitions and commented out definitions of obsolete macros.
23161 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
23162 of MAX_INT_TYPE_SIZE.
23164 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
23166 * config/s390/s390.c (s390_preferred_reload_class): Never
23167 return ADDR_REGS if it isn't a subset of the given class.
23168 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
23169 FP_REGS, but all superclasses as well.
23171 * config/s390/s390.c (s390_function_profiler): Fix thinko.
23173 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
23174 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
23175 must not be a const_int.
23177 2002-01-08 Richard Henderson <rth@redhat.com>
23179 * Makefile.in (toplev.o): Depend on options.h.
23180 (gcc.o): Depend on specs.h.
23182 2002-01-08 Jakub Jelinek <jakub@redhat.com>
23184 * expr.c (store_expr): Convert VOIDmode constants back to target's
23187 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
23189 * doc/invoke.texi: Markup gcc as @command. Refer to
23190 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
23191 of http://gcc.gnu.org/thanks.html.
23193 2002-01-08 Dale Johannesen <dalej@apple.com>
23195 * config/rs6000/rs6000.md: Add missing int register
23196 target case to movdf_low.
23198 2002-01-08 Zack Weinberg <zack@codesourcery.com>
23200 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
23201 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
23202 (cppinit.o): Depend on except.h.
23203 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
23204 s-specs): New rules.
23206 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
23207 Don't create specs.h/options.h/gencheck.h here. Remove
23208 unnecessary variable settings from last argument of AC_OUTPUT.
23209 * config.in, configure: Regenerate.
23210 * intl.c: Hardcode package name as "gcc".
23212 * cppinit.c: Include except.h.
23213 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
23215 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
23216 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
23217 (!)USING_SJLJ_EXCEPTIONS.
23218 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
23220 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
23222 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
23223 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
23224 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
23225 documentation of obsolete macros.
23226 * system.h: Poison these macros.
23227 * config/d30v/d30v.h, config/ns32k/encore.h,
23228 config/stormy16/stormy16.h: Remove definitions and commented out
23229 definitions of obsolete macros.
23231 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
23233 * objc/objc-act.c (handle_class_ref): Mark the declaration of
23234 %sobjc_class_ref_%s as used - to prevent unwanted compiler
23237 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
23239 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
23240 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
23241 to insn adjusting stack/frame pointer.
23242 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
23243 accept operands that cause the insn to be non-splittable.
23245 2002-01-08 Graham Stott <grahams@redhat.com>
23247 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
23248 (C_TYPE_FIELDS_VOLATILE): Likewise.
23249 (C_TYPE_BEING_DEFINED): Likewise.
23250 (C_IS_RESERVED_WORD): Likewise.
23251 (C_TYPE_VARIABLE_SIZE): Likewise.
23252 (C_DECL_VARIABLE_SIZE): Likewise.
23253 (C_MISSING_PROTOTYPE_WARNED): Likewise.
23254 (C_SET_EXP_ORIGINAL_CODE): Likewise.
23255 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
23257 (C_DECL_ANTICIPATED): Likewise.
23258 (c_build_type_variant): Add parenthesis.
23260 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
23262 * gcc.c (option_map): Remove --version.
23263 (process_command): Handle -fversion following the GNU Coding
23264 Standards. Partially addresses PR other/704.
23266 2002-01-08 Graham Stott <grahams@redhat.com>
23268 * combine.c (combine_instructions): Fix typo.
23270 2002-01-08 Graham Stott <grahams@redhat.com>
23272 * debug.h: Use "tree" and "rtx" throughout.
23274 * debug.c: Likewise.
23276 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
23278 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
23279 constant pool, use the pool's version of the symbol instead.
23281 2002-01-07 Richard Henderson <rth@redhat.com>
23283 * regrename.c (find_oldest_value_reg): Ignore the value chain if
23284 the original register was copied in a mode with a fewer number of
23285 hard registers than the desired mode.
23286 (copyprop_hardreg_forward_1): Likewise.
23287 (debug_value_data): Fix loop test.
23288 * toplev.c (parse_options_and_default_flags): Reenable
23289 -fcprop-registers at -O1.
23291 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
23293 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
23294 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
23296 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
23299 * config/rs6000/rs6000.md: Add altivec predicate patterns.
23301 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
23303 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
23304 (pa_output_function_prologue): Output local label at the beginning of
23305 the prologue when profiling.
23306 (hppa_profile_hook): Use the local label rather than the function label.
23307 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
23309 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
23311 * config/rs6000/rs6000.c (print_operand): Remove extra space.
23312 (altivec_expand_unop_builtin): Fix thinko.
23313 (altivec_expand_binop_builtin): Same.
23314 (altivec_expand_ternop_builtin): Same.
23315 (altivec_expand_builtin): Same.
23317 2002-01-07 Richard Henderson <rth@redhat.com>
23319 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
23321 2002-01-07 Jason Merrill <jason@redhat.com>
23323 * unwind-dw2.c (execute_cfa_program): Use < again.
23325 2002-01-07 Jakub Jelinek <jakub@redhat.com>
23327 * predict.c (combine_predictions_for_insn): Avoid division by zero.
23329 2002-01-07 Jakub Jelinek <jakub@redhat.com>
23331 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
23332 Don't allow -1 - x -> ~x simplifications in the first pass.
23334 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
23336 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
23338 (altivec_expand_binop_builtin): Same.
23339 (altivec_expand_unop_builtin): Same.
23340 (print_operand): Fix typo.
23341 (bdesc_1arg): Add vupk* variants.
23343 * rs6000.h (rs6000_builtins): Add vupk* enums.
23345 * rs6000.md: Add altivec_vupk* variants.
23347 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
23349 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
23350 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
23351 and last update dates.
23353 2002-01-07 Janis Johnson <janis187@us.ibm.com>
23355 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
23357 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
23359 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
23360 * config/avr/avr.h (CPP_SPEC): Likewise.
23361 (LINK_SPEC): Likewise.
23362 (CRT_BINUTILS_SPECS): Likewise.
23363 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
23364 * doc/invoke.texi (AVR Options): Document them.
23366 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
23368 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
23371 2002-01-07 Graham Stott <grahams@redhat.com>
23373 * config/i386/i386.h: Update copyright date.
23374 (HALF_PIC_PTR): Add parenthesis.
23375 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
23376 (CONSTANT_ALIGNMENT): Add parenthesis.
23377 (DATA_ALIGNMENT): Likewise.
23378 (LOCAL_ALIGNMENT): Likewise.
23379 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
23380 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
23381 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
23382 (HARD_REGNO_NREGS): Add paranethesis.
23383 (VALID_SSE_REG_MODE): Whitespace.
23384 (VALID_MMX_REG_MODE): Whitespace.
23385 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
23386 (ix86_hard_regno_mode_ok): Add parenthesis.
23387 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
23388 (RETURN_IN_MEMORY): Whitespace.
23389 (N_REG_CLASSES): Add parenthesis.
23390 (INTEGER_CLASS_P): Add parenthesis and wrap.
23391 (FLOAT_CLASS_P): Likewise.
23392 (SSE_CLASS_P): Likewise.
23393 (MMX_CLASS_P): Likewise.
23394 (MAYBE_INTEGER_CLASS_P): Likewise.
23395 (MAYBE_FLOAT_CLASS_P): Likewise.
23396 (MAYBE_SSE_CLASS_P): Likewise.
23397 (MAYBE_MMX_CLASS_P): Likewise.
23398 (Q_CLASS_P): Likewise.
23399 (GENERAL_REGNO_P): Uppercase macro parameter.
23400 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
23401 (FP_REGNO_P): Likewise.
23402 (ANY_FP_REGNO_P): Uppercase macro parameter.
23403 (SSE_REGNO_P): Likewise.
23404 (SSE_REGNO): Likewise.
23405 (SSE_REG_P): Likewise.
23406 (SSE_FLOAT_MODE_P): Likewise.
23407 (MMX_REGNO_P): Likewise.
23408 (MMX_REG_P):Likewise.
23409 (STACK_REG_P): Likewise.
23410 (NON_STACK_REG_P): Likewise.
23411 (STACK_TOP_P): Likewise.
23412 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
23413 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
23414 (SECONDARY_MEMORY_NEEDED): Likewise.
23415 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
23416 (MD_ASM_CLOBBERS): Whitespace and wrap.
23417 (MUST_PASS_IN_STACK): Whitespace and wrap.
23418 (RETURN_POPS_ARGS): Add parenthesis.
23419 (INIT_CUMULATIVE_ARGS): Likewise.
23420 (FUNCTION_ARG): Likewise.
23421 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
23422 (SETUP_INCOMING_VARARGS): Likewise.
23423 (BUILD_VA_LIST_TYPE): Add parenthesis.
23424 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
23426 (EXPAND_BUILTIN_VA_ARG): Likewise.
23427 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
23428 (INITIALIZE_TRAMPOLINE): Add parenthesis.
23429 (INITIAL_ELIMINATION_OFFSET): Likewise.
23430 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
23431 (REGNO_OK_FOR_BASE_P): Likewise.
23432 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
23433 (REGNO_OK_FOR_DIREG_P): Likewise.
23434 (REG_OK_FOR_INDEX_P): Whitespace.
23435 (REG_OK_FOR_BASE_P): Whitespace.
23436 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
23438 (FIND_BASE_TERM): Fix typo.
23439 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
23440 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
23441 (SYMBOLIC_CONST; Whitespace.
23442 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
23443 (ENCODE_SECTION_INFO): Whitespace.
23444 (FINALIZE_PIC): Remove do { ... } while (0).
23445 (PROMOTE_MODE): Wrap in do { ... } while (0).
23446 (CONST_COSTS): Whitespace.
23447 (RTX_COSTS): Add paramethesis, whitespace and wrap.
23448 (REGISTER_MOVE_COST): Add parenthesis.
23449 (MEMORY_MOVE_COST): Likewise.
23450 (EXTRA_CC_MODES): Whitespace.
23451 (SELECT_CC_MODE): Add parenthesis and whitespace.
23452 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
23453 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
23454 (ASM_OUTPUT_LABEL): Add paramethesis.
23455 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
23456 (ASM_OUTPUT_REG_POP): Likewise.
23457 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
23458 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
23460 * config/i386/i386.c: Update copyright.
23461 (CHECK_STACK_LIMIT): Add parenthesis.
23462 (AT_BP): Uppercase macro parameter.
23463 (x86_64_int_parameter_registers): Constify.
23464 (x86_64_int_return_registers): Likewise.
23465 (ix86_compare_op0): Use rtx.
23466 (construct_container): Constify INTREG parameter.
23467 (function_arg): Use rtx.
23469 * diagnostic.h: Update copyright date.
23470 (output_buffer_state): Add parenthesis.
23471 (output_buffer_format_args): Likewise.
23473 * combine.c (combine_instructions): Replace XEXP (links, 0)
23476 2002-01-06 H.J. Lu <hjl@gnu.org>
23478 * cfgcleanup.c (thread_jump): Fix 2 typos.
23480 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
23482 * config.gcc: Add support for --enable-altivec.
23484 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
23486 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
23488 2002-01-06 Jakub Jelinek <jakub@redhat.com>
23490 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
23491 __objc_class_name_*.
23493 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
23495 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
23497 2002-01-06 Richard Henderson <rth@redhat.com>
23499 * reorg.c (emit_delay_sequence): Remove death notes, not merely
23500 nop them out. Increment label reference count for REG_LABEL.
23501 (fill_slots_from_thread): Frob label reference count around
23502 delete_related_insns.
23504 2002-01-05 Richard Henderson <rth@redhat.com>
23506 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
23509 2002-01-05 Richard Henderson <rth@redhat.com>
23511 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
23512 * integrate.c (output_inline_function): Likewise.
23513 * toplev.c (rest_of_compilation): Do it here instead. Move call
23514 to remove_unnecessary_notes after emitting abstract instance.
23515 Force an emitted nested function to have its parent emited as well.
23516 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
23518 (rtl_for_decl_location): Do not look at reload data structures
23519 before reload has run.
23521 2002-01-05 Kazu Hirata <kazu@hxi.com>
23523 * cse.c: Fix formatting.
23524 * dwarf2asm.c: Likewise.
23525 * dwarf2out.c: Likewise.
23526 * explow.c: Likewise.
23527 * expmed.c: Likewise.
23528 * function.c: Likewise.
23529 * gcov.c: Likewise.
23530 * gencheck.c: Likewise.
23531 * genrecog.c: Likewise.
23532 * ggc-common.c: Likewise.
23533 * ggc-page.c: Likewise.
23534 * global.c: Likewise.
23536 2002-01-05 Kazu Hirata <kazu@hxi.com>
23538 * combine.c: Fix formatting.
23540 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
23543 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
23545 2002-01-05 David Edelsohn <edelsohn@gnu.org>
23547 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
23548 as 1 for __powerpc64__ as well.
23550 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
23552 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
23555 2002-01-05 Daniel Berlin <dan@dberlin.org>
23557 * lcm.c: Revert change, due to performance regression it causes on
23558 SPEC because it's slightly more conservative (sigh, I hate
23561 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
23563 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
23565 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
23567 * doc/cppinternals.texi: Update.
23569 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
23571 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
23572 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
23574 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
23575 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
23576 kludge for pre-october-14th mmix versions to handle new-found bug
23577 with PUSHJ/PUSHGO and the register stack.
23578 * config/mmix/mmix.h (struct machine_function): Rename member
23579 has_call_value_without_parameters to has_call_without_parameters.
23580 All referers changed.
23581 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
23582 TARGET_MASK_BRANCH_PREDICT): New macros.
23583 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
23584 -mno-reg-stack-fill-bug-workaround.
23585 * config/mmix/mmix.md ("call"): Set struct machine member
23586 has_call_without_parameters.
23588 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
23590 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
23592 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
23594 * cfgcleanup.c: Include tm_p.h
23595 (mark_effect): Fix handling of hard register; fix handling of SET
23597 2002-01-04 Kazu Hirata <kazu@hxi.com>
23599 * config/h8300/h8300.md (anonymous patterns): Check that
23600 operands are registers before using REGNO on them.
23602 2002-01-03 Roland McGrath <roland@frob.com>
23604 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
23606 2002-01-04 Jakub Jelinek <jakub@redhat.com>
23608 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
23609 * c-common.h (genrtl_expr_stmt_value): Likewise.
23610 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
23611 (expand_expr_stmt_value): Add maybe_last argument.
23612 Don't warn about statement with no effect if it is the last statement
23613 in expression statement.
23614 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
23615 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
23616 expand_expr_stmt_value.
23617 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
23618 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
23619 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
23620 as maybe_last to expand_expr_stmt_value.
23622 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
23624 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
23625 be passed in, do not build it.
23626 (c_begin_if_stmt): New function.
23627 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
23628 * c-common.h (c_expand_start_cond): Update prototype.
23629 (c_begin_if_stmt): Prototype new function.
23630 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
23631 * c-parse.in (if_prefix): Use c_begin_if_stmt,
23632 c_begin_while_stmt and c_finish_while_stmt_cond.
23634 2002-01-04 William Cohen <wcohen@redhat.com>
23636 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
23637 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
23638 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
23639 * config/pa/som.h (ASM_FILE_START): Likewise.
23641 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
23643 * lcm.c: Include df.h.
23644 Add available_transfer_function prototype.
23645 (compute_available): Rework to use iterative dataflow framework.
23646 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
23647 with bb_info in df.h
23648 (available_transfer_function): New function.
23650 * Makefile.in (lcm.o): add df.h to dependencies.
23652 2002-01-04 Richard Henderson <rth@redhat.com>
23654 * config/alpha/alpha.c (some_operand): Accept HIGH.
23655 (input_operand): Likewise; accept simple references to globals.
23656 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
23657 (alpha_const_double_ok_for_letter_p): Likewise.
23658 (alpha_extra_constraint): Likewise.
23659 (alpha_preferred_reload_class): Likewise. Do not force
23660 symbolic constants to memory.
23661 (alpha_legitimate_address_p): Accept simple references
23662 to small_symbolic_operand.
23663 (alpha_legitimize_address): New arg scratch. Be prepared to be
23664 called when no_new_pseudos. Emit simple symbolic references.
23665 Split integers into low, high, and rest.
23666 (alpha_expand_mov): Use alpha_legitimize_address.
23667 (some_small_symbolic_mem_operand): New.
23668 (split_small_symbolic_mem_operand): New.
23669 * config/alpha/alpha-protos.h: Update.
23670 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
23671 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
23672 (EXTRA_CONSTRAINT): Likewise.
23673 (PREFERRED_RELOAD_CLASS): Likewise.
23674 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
23675 (PREDICATE_CODES): Update.
23676 * config/alpha/alpha.md: New post-reload splitters to convert
23677 simplfied symbolic operands to the form that references $29.
23678 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
23679 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
23681 2002-01-03 Richard Henderson <rth@redhat.com>
23683 * local-alloc.c (function_invariant_p): Update commentary.
23685 2002-01-04 H.J. Lu <hjl@gnu.org>
23687 * toplev.c (rest_of_compilation): Fix a typo when calling
23690 2002-01-03 Kazu Hirata <kazu@hxi.com>
23692 * c-common.c: Fix formatting.
23693 * diagnostic.c: Likewise.
23694 * doloop.c: Likewise.
23695 * dwarf2out.c: Likewise.
23697 2002-01-03 Kazu Hirata <kazu@hxi.com>
23699 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
23700 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
23702 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
23704 * cpperror.c: Update comments and copyright.
23705 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
23706 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
23708 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
23710 * collect2.c (main): Use strcmp when testing for "-shared".
23712 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
23714 * cppmacro.c: Don't include intl.h. Update comments.
23715 (new_number_token): Allocate enough buffer for 64-bit unsigned
23716 integers; update prototype.
23717 * cppmain.c: Update comments.
23719 2002-01-03 William Cohen <wcohen@redhat.com>
23721 * function.h (struct function): Add profile.
23722 (current_function_profile): New.
23723 doc/extend.texi: Update documentation.
23724 * final.c (final_start_function): Use current_function_profile
23725 instead of profile_flag.
23726 (profile_after_prologue): Likewise.
23727 * function.c (expand_function_start): Likewise.
23728 (expand_function_start): Likewise.
23729 * config/alpha/alpha.c (direct_call_operand):
23730 (alpha_does_function_need_gp): Likewise.
23731 (alpha_expand_prologue): Likewise.
23732 * config/arm/arm.c (arm_expand_prologue): Likewise.
23733 thumb_expand_prologue: Likewise.
23734 * config/d30v/d30v.c (d30v_stack_info): Likewise.
23735 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
23736 (fr30_expand_prologue): Likewise.
23737 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
23738 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
23739 * config/i386/i386.h (FINALIZE_PIC): Likewise.
23740 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
23741 * config/i960/i960.c (i960_output_function_prologue): Likewise.
23742 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
23743 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
23744 (m32r_expand_prologue): Likewise.
23745 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
23746 (m88k_expand_prologue): Likewise.
23747 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
23748 * config/mips/mips.c (compute_frame_size): Likewise.
23749 (mips_expand_prologue): Likewise.
23750 (mips_can_use_return_insn): Likewise.
23751 * config/pa/elf.h (ASM_FILE_START): Likewise.
23752 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
23753 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
23754 * config/pa/som.h (ASM_FILE_START): Likewise.
23755 * config/romp/romp.c (romp_using_r14): Likewise.
23756 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
23757 (rs6000_stack_info): Likewise.
23758 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
23759 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
23760 * config/v850/v850.c (compute_register_save_size): Likewise.
23762 2002-01-03 Jakub Jelinek <jakub@redhat.com>
23764 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
23765 gen_lowpart_common fails, use gen_lowpart_SUBREG.
23767 2002-01-03 Turly O'Connor <turly@apple.com>
23769 * darwin.c (machopic_output_possible_stub_label): Don't generate
23770 stub routines for pseudo-stubs which we've just defined.
23772 2002-01-03 Kazu Hirata <kazu@hxi.com>
23774 * builtins.c: Fix formatting.
23775 * c-typeck.c: Likewise.
23776 * combine.c: Likewise.
23777 * expr.c: Likewise.
23778 * loop.c: Likewise.
23780 2002-01-03 Andreas Schwab <schwab@suse.de>
23782 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
23783 and return true if _cpp_push_next_buffer pushed a new include
23785 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
23786 _cpp_pop_file_buffer did not push a new file.
23787 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
23789 2002-01-02 Eric Christopher <echristo@redhat.com>
23791 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
23792 FIND_REG_INC_NOTE call. Update copyright.
23793 * loop.c (canonicalize_condition): Ditto.
23794 * reorg.c (delete_scheduled_jump): Ditto.
23796 2002-01-03 Kazu Hirata <kazu@hxi.com>
23798 * gcse.c: Fix formatting.
23800 2002-01-03 Graham Stott <grahams@redhat.com>
23802 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
23803 forward defs for struct tags rtx_def, union_tree, rtvec_def
23804 also output corresponding typedefs for rtx, tree, and rtvec.
23806 * system.h: Move forward defs for struct tags rtx_def, union_tree,
23807 rtvec_def along with corresponding typedefs for rtx, tree, and
23808 rtvec to config.h, hconfig.h, tconfig.h.
23810 2002-01-03 Graham Stott <grahams@redhat.com>
23812 * tree.h: Update copyright date.
23813 (IS_EXPR_CODE_CLASS): Add parenthesis.
23814 (TREE_SET_CODE): Add whitespace.
23815 (TREE_CHECK): Add parenthesis.
23816 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
23817 (CST_OR_CONSTRUCTOR_CHECK):
23818 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
23819 (TREE_SYMBOL_REFERENCED): Whitespace.
23820 (INT_CST_LT): Likewise.
23821 (INT_CST_LT_UNSIGNED): Likewise.
23822 (tree_real_cst): Unwrap comment.
23823 (tree_string): Likewise.
23824 (tree_complex): Likewise.
23825 (IDENTIFIER_POINTER): correct cast.
23826 (SAVE_EXPR_CONTEXT): Whitespace.
23827 (EXPR_WFL_FILENAME_NODE): Likewise.
23828 (EXPR_WFL_FILENAME): Remove parenthesis.
23829 (DECL_ORIGIN): Add parenthesis.
23830 (DECL_FROM_INLINE): Use NULL_TREE.
23831 (build_int_2): Whitespace.
23832 (build_type_variant): Add parenthesis.
23834 * gcc/jcf-parse.c: Update copyright date.
23835 (yyparse): Constify resource_filename.
23837 2002-01-03 Graham Stott <grahams@redhat.com>
23839 * rtl.h: Update copyright date.
23840 (RTL_CHECK1): Wrap long line.
23841 (RTL_CHECK2): Likewise.
23842 (RTL_CHECKC1): Wrap long line and whitespace.
23843 (RTL_CHECKC2): Likewise.
23844 (XWINT): Whitespace.
23850 (XBITMAP): Likewise.
23852 (XBBDEF): Likewise.
23854 (X0WINT): Likewise.
23856 (X0UINT): Likewise.
23860 (X0MODE): Likewise.
23861 (X0BITMAP): Likewise.
23862 (X0TREE): Likewise.
23863 (X0BBDEF): Likewise.
23864 (X0ADVFLAGS): Likewise.
23865 (X0CSELIB): Likewise.
23866 (X0MEMATTR): Likewise.
23867 (XCWINT): Likewise.
23869 (XCUINT): Likewise.
23873 (XCMODE): Likewise.
23874 (XCBITMAP): Likewise.
23875 (XCTREE): Likewise.
23876 (XCBBDEF): Likewise.
23877 (XCADVFLAGS): Likewise.
23878 (XCCSELIB): Likewise.
23879 (XC2EXP): Likewise.
23880 (INSN_UID): Likewise.
23881 (PREV_INSN): Likewise.
23882 (PATTERN): Likewise.
23883 (INSN_CODE): Likewise.
23884 (PUT_REG_NOTE_KIND): Likewise.
23885 (CODE_LABEL_NUMBER): Likewise.
23886 (NOTE_SOURCE_FILE): Likewise.
23887 (NOTE_BLOCK): Likewise.
23888 (NOTE_EH_HANDLER): Likewise.
23889 (NOTE_RANGE_INFO): Likewise.
23890 (NOTE_LIVE_INFO): Likewise.
23891 (NOTE_BASIC_BLOCK): Likewise.
23892 (NOTE_EXPECTED_VALUE): Likewise.
23893 (NOTE_LINE_NUMBER): Likewise.
23894 (LABEL_NAME): Likewise.
23895 (LABEL_NUSES): Likewise.
23896 (LABEL_ALTERNATE_NAME): Likewise.
23897 (ADDRESSOF_DECL): Likewise.
23898 (JUMP_LABEL): Likewise.
23899 (LABEL_NEXTREF): Likewise.
23901 (ORIGINAL_REGNO: Likewise.
23902 (HARD_REGISTER_NUM_P): Add parenthesis.
23903 (SUBREG_REG): Whitespace.
23904 (SUBREG_BYTE): Likewise.
23905 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
23906 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
23907 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
23908 (ASM_OPERANDS_INPUT_VEC): Likewise.
23909 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
23910 (ASM_OPERANDS_INPUT): Likewise.
23911 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
23912 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
23913 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
23914 (ASM_OPERANDS_INPUT_MODE): Likewise.
23915 (ASM_OPERANDS_SOURCE_FILE): Likewise.
23916 (ASM_OPERANDS_SOURCE_LINE): Likewise.
23917 (MEM_SET_IN_STRUCT_P): Minor reformat.
23918 (TRAP_CONDITION): Whitespace.
23919 (TRAP_CODE): Likewise.
23920 (COND_EXEC_TEST): Likewise.
23921 (COND_EXEC_CODE): Likewise.
23922 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
23923 (PHI_NODE_P): Add parenthesis.
23924 (plus_constant): Whitespace and add parenthesis.
23926 2002-01-03 Kazu Hirata <kazu@hxi.com>
23928 * config/avr/avr.c: Fix comment typos.
23929 * config/c4x/c4x.md: Likewise.
23930 * config/dsp16xx/dsp16xx.h: Likewise.
23931 * config/dsp16xx/dsp16xx.md: Likewise.
23932 * config/i386/i386.md: Likewise.
23933 * config/ia64/ia64.c: Likewise.
23934 * config/m32r/m32r.h: Likewise.
23935 * config/m68hc11/m68hc11.md: Likewise.
23936 * config/mmix/mmix.c: Likewise.
23937 * config/mn10200/mn10200.c: Likewise.
23938 * config/romp/romp.c: Likewise.
23939 * config/sh/sh.c: Likewise.
23940 * config/stormy16/stormy16.c: Likewise.
23941 * config/stormy16/stormy16.h: Likewise.
23942 * config/stormy16/stormy16.md: Likewise.
23944 2002-01-03 Graham Stott <grahams@redhat.com>
23946 * loop.h: Update copyright date.
23947 (LOOP_MOVABLES): Fix typo.
23948 (LOOP_REGS): Likewise.
23949 (LOOP_IVS): Likewise.
23951 2002-01-03 Graham Stott <grahams@redhat.com>
23953 * cppinit.c: Update copyright date.
23954 Don't include output.h
23955 * Makefile.in: Update copyright date.
23958 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
23961 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
23962 (-pthread) Add to RS/6000 options.
23964 2002-01-02 Kazu Hirata <kazu@hxi.com>
23966 * except.c: Fix comment typos.
23967 * loop.c: Likewise.
23968 * varasm.c: Likewise.
23969 * doc/tm.texi: Fix a typo.
23971 2002-01-02 Jakub Jelinek <jakub@redhat.com>
23973 * c-typeck.c (output_init_element): Allow initializing static storage
23974 duration objects with compound literals.
23976 2002-01-02 Richard Henderson <rth@redhat.com>
23978 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
23981 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23983 * gcc.c (default_compilers): Const-ify.
23984 * mips-tdump.c (stab_names): Likewise.
23985 * mips-tfile.c (map_coff_types, map_coff_storage,
23986 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
23987 pseudo_ops_t, pseudo_ops): Likewise.
23988 * protoize.c (default_include): Likewise
23990 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
23991 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
23992 Add array size in declaration.
23993 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
23994 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
23995 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
23996 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
23997 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
23998 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
23999 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
24000 emtens, make_nan): Const-ify.
24001 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
24002 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
24004 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
24006 * config.gcc (ia64-*-*): Set extra_headers.
24007 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
24008 * config/alpha/t-osf: Remove.
24009 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
24011 2002-01-02 David Edelsohn <edelsohn@gnu.org>
24013 * config/rs6000/t-aix43: Revert previous change.
24015 2002-01-02 Jason Merrill <jason@redhat.com>
24017 * c-decl.c (c_expand_body): Call outlining_inline_function when
24018 emitting an inline function out of line.
24020 2002-01-02 Richard Henderson <rth@redhat.com>
24022 * dwarf2out.c (limbo_die_node): Add created_for member.
24023 (new_die): New argument created_for. Update all callers.
24024 (mark_limbo_die_list): New.
24025 (dwarf2out_init): Register limbo_die_list as a root.
24026 (dwarf2out_finish): Force insert limbo dies into their function
24029 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
24032 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
24034 2002-01-02 Kazu Hirata <kazu@hxi.com>
24036 * config/h8300/fixunssfsi.c: Update copyright.
24039 * config/h8300/h8300.c: Update copyright.
24040 Eliminate warnings.
24042 2002-01-02 Kazu Hirata <kazu@hxi.com>
24044 * config/romp/romp.c: Fix comment formatting.
24045 * config/romp/romp.h: Likewise.
24046 * config/romp/romp.md: Likewise.
24047 * config/s390/s390.c: Likewise.
24048 * config/stormy16/stormy16.c: Likewise.
24049 * config/stormy16/stormy16.h: Likewise.
24051 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
24053 * c-common.h (genrtl_expr_stmt_value): Declare.
24054 * c-semantics.c (genrtl_goto_stmt): Redirect to...
24055 (genrtl_goto_stmt_value): ... this new function. Pass new
24056 argument down to expand_expr_stmt_value, taking
24057 TREE_ADDRESSABLE into account.
24058 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
24059 STMT_EXPR as addressable, i.e., one whose result we want.
24060 * expr.c (expand_expr): Don't save expression statement value
24061 of labeled_blocks or loop_exprs.
24062 * stmt.c (expand_expr_stmt): Redirect to...
24063 (expand_expr_stmt_value): ... this new function. Use new
24064 argument to tell whether to save expression value.
24065 (expand_end_stmt_expr): Reset last_expr_type and
24066 last_expr_value if we don't have either.
24067 * tree-inline.c (declare_return_variable): Mark its use
24068 statement as addressable.
24069 * tree.h: Document new use of TREE_ADDRESSABLE.
24070 (expand_expr_stmt_value): Declare.
24072 2002-01-01 Tom Rix <trix@redhat.com>
24074 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
24075 rs6000_emit_allocate_stack.
24077 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
24079 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
24080 ${srcdir}/ginclude/ to every entry in extra_headers.
24081 * configure: Regenerate.
24082 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
24083 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
24084 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
24085 * ginclude/proto.h: Rename to config/convex/proto.h.
24087 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
24089 * attribs.c (handle_vector_size_attribute): Use host_integerp
24090 and tree_int_cst; remove warnings.
24091 * caller-save.c (insert_restore): Add cast to get rid of warning.
24092 (insert_save): Likewise.
24093 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
24094 * regmove.c (find_matches): Add temporary var to kill a warning.
24096 2002-01-01 Douglas B Rupp <rupp@gnat.com>
24098 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
24099 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
24100 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
24101 (vms-dwarf2eh.o): Add Makefile rule.
24102 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
24103 * config/alpha/vms-dwarf2eh.asm: New file.
24105 * gcc.c (delete_if_ordinary): Delete all versions.
24107 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
24109 * config/mmix/mmix.md: Update FIXME to not mention
24111 (MMIX_rJ_REGNUM): New define_constants constant.
24112 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
24113 "*movdicc_real"): Adjust contraints formatting.
24114 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
24115 for branch prediction.
24116 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
24118 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
24119 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
24120 number. Delete related FIXMEs.
24121 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
24122 from number to MMIX_rJ_REGNUM.
24123 (TARGET_MASK_BRANCH_PREDICT): New.
24124 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
24125 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
24126 value. Add -mbranch-predict and -mno-branch-predict.
24127 (TARGET_VERSION): Drop date.
24128 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
24129 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
24130 for finding out global symbols.
24131 (mmix_asm_output_labelref): Revert condition for global symbol.
24132 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
24133 (mmix_print_operand_punct_valid_p): A '+' is valid.
24135 See ChangeLog.6 for earlier changes.