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ChangeLog.8
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Tue Mar 1 19:43:31 1994 Stan Shebs ([email protected])
* a29k/a29k.h (TARGET_SOFT_FLOAT): Define.
(TARGET_SWITCHES): Add -msoft-float.
* a29k/a29k.md (all floating point): Disable floating point insns
if doing soft floats.
Tue Mar 1 19:36:05 1994 Glenn Holloway ([email protected])
* defaults.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
ASM_OUTPUT_INTERNAL_LABEL instead of ASM_GENERATE_INTERNAL_LABEL.
Tue Mar 1 19:26:47 1994 Jim Wilson ([email protected])
* sparc/sol2.h (JUMP_TABLES_IN_TEXT_SECTION): Delete.
* sparc/sysv4.h (JUMP_TABLES_IN_TEXT_SECTION): Add.
* c-typeck.c (build_binary_op): Pass TREE_TYPE (orig_op0) not
orig_op0 to TREE_UNSIGNED.
Tue Mar 1 18:33:33 1994 Richard Kenner ([email protected])
* varasm.c (output_constant): Strip off some NOP_EXPRs
before further processing.
Tue Mar 1 12:00:00 1994 Stan Cox ([email protected])
* m88k.c (legitimize_address, print_operand): Make -fPIC work
again. Put addresses inside UNSPEC when loading them to
ensure that cse won't mistakenly optimize them.
* m88k.md: Two new patterns, to match (HIGH (UNSPEC (..))) and
(LO_SUM (reg) (UNSPEC (..))) as generated above.
* m88k.h: (GO_IF_LEGITIMATE_ADDRESS) Reject invalid PIC addresses.
Tue Mar 1 11:00:14 1994 Doug Evans ([email protected])
* configure: Fix some typos.
* config.sub: Move comment to proper place.
Mon Feb 28 18:31:50 1994 Doug Evans ([email protected])
* ns32k/encore.h (ASM_OUTPUT_ASCII): Fix typo.
Mon Feb 28 18:31:42 1994 Steve Chamberlain ([email protected])
* expr.c (convert_move): Change name of truncsipsi to truncsipsi2
to conform to existing convention, same with extendpsisi.
Mon Feb 28 08:11:55 1994 Jim Meyering ([email protected])
* cccp.c (check_precompiled): Delete unused var dollar_loc.
(pcstring_used): Delete unused var TMP.
(write_output): Delete unused var WRITTEN.
(assertion_lookup): Delete unused var BP.
(pedwarn_with_file_and_line): Delete unused var I.
Mon Feb 28 07:12:24 1994 Julian Bradfield ([email protected])
* m68k.md (call): Change HPUX_ASM case.
* m68k/hp320.h (READONLY_DATA_SECTION, LEGITIMATE_PIC_OPERAND_P):
Defined.
(FUNCTION_PROLOGUE): Emit PIC prologue.
Mon Feb 28 06:21:18 1994 Richard Kenner ([email protected])
* reload1.c (eliminate_regs, case MULT): New case, to apply
distributive law, when needed.
* stor-layout.c (variable_size): If global_bindings_p < 0,
don't even make the SAVE_EXPR.
* reg-stack.c (reg_to_stack): Use GET_RTX_CLASS.
Clear LABEL_REFs here.
(find_blocks): Make algorithm identical to that inreg_to_stack.
Use GET_RTX_CLASS.
Don't clear LABEL_REFs here.
Build a list of labels referenced by other than jumps.
If computed jump, mark using that list and forced_labels.
(uses_reg_or_mem): New function, copied from flow.c.
* optabs.c (expand_binop): Use expand_divmod to do
integer division for DIV of MODE_COMPLEX_INT operands.
Sun Feb 27 20:24:30 1994 Rob Austein ([email protected])
* protoize.c (process_aux_info_file): Properly start over on
file error.
Sun Feb 27 17:42:19 1994 Jim Wilson ([email protected])
* expmed.c (store_split_bit_field): If OP0 is a SUBREG, then
compute WORD from the base register, instead of from the SUBREG.
(extract_split_bit_field): Likewise.
(extract_bit_field): Sign-extend multiword bitfield if necessary.
* emit-rtl.c (subreg_realpart_p): New function.
* integrate.c (copy_rtx_and_substitute): Use subreg_realpart_p
instead of subreg_lowpart_p for CONCAT.
* c-pragma.c (HANDLE_PRAGMA_WEAK): Depend on ASM_OUTPUT_DEF not
SET_ASM_OP when defining it.
* dwarfout.c (ASM_OUTPUT_DEF): Delete definition.
* defaults.h (ASM_OUTPUT_DEF): Add it here.
* varasm.c (handle_pragma_weak): Depend on ASM_OUTPUT_DEF not
SET_ASM_OP when defining it. Use ASM_OUTPUT_DEF to output value
instead of SET_ASM_OP and explicit ASM_OUTPUT_LABELREF calls.
* calls.c (expand_call): Set nregs to -1 for BLKmode parameter,
then before move_block_to_reg call set it to the type size.
* reorg.c (try_merge_delay_insns): Success when SLOT_NUMBER ==
NUM_SLOTS not when NEXT_TO_MATCH == 0.
* expmed.c (store_fixed_bit_field): Adjust BITPOS so that it
fits inside MODE before adjusting OFFSET to get an aligned address.
* expmed.c (store_fixed_bit_field): Move float mode to integral
mode conversion from near end of function to top of function.
* c-typeck.c (process_init_element): Check for constructor_type
set before dereferencing it in the string cst code.
Sun Feb 27 17:28:06 1994 Philippe De Muyter ([email protected])
* m68k/mot3300.h (TARGET_DEFAULT): Default to 68020-40.
(ASM_SPEC): New macro.
(FUNCTION_VALUE, FUNCTION_VALUE_REGNO_P): Return pointer in a0.
(*_LIBCALL): Use functions from sysV68's library.
(INIT_CUMULATIVE_ARGS, FUNCTION_ARG*): Some libcalls pass
parameters in registers.
Sun Feb 27 15:20:35 1994 Ron Guilmette ([email protected])
* flags.h (id_clash_len): Now unsigned.
(warn_larger_than, larger_than_size): New variables.
* toplev.c: Likewise.
(main): Support -Wlarger-than-NN.
* c-common.c (declare_hidden_char_array): Build new type if
warn_larger_than.
* c-decl.c (finish_decl, finish_function): Issue warning for
large objects, if requested.
Sun Feb 27 10:50:50 1994 Richard Kenner ([email protected])
* integrate.c (expand_inline_function): Allow extra arguments
and force their evaluation for side-effects.
* local-alloc.c (qty_compare{,_1}): Give multi-word regs higher
priority, as stated in the comments.
* global.c (allocno_compare): Likewise.
* c-common.c (binary_op_error): Initialize OPNAME.
* c-decl.c (store_parm_decls): Initialize some vars.
* c-lex.c (readescape): Initialize FIRSTDIG.
* c-typeck.c (type_lists_compatible_p): Initialize NEWVAL.
(pop_init_level): Initialize SIZE.
(output_pending_init_elements): Initialize NEXTPOS_TREE.
* calls.c (expand_call): Initialize OLD_PENDING_ADJ.
* cccp.c (main, args case 'D'): Rewrite to avoid uninitialized var.
(main, args case 'A'): Delete unused var P1.
(rescan): Initialize STR.
(do_xifdef, do_endif): Initialize arg to skip_to_end_of_comment.
* expr.c (emit_move_insn): Delete unused vars.
(emit_move_insn_1): Don't set SUBMODE unless used.
(expand_builtin, case BUILT_IN_SAVEREGS): Clean up uses of VALREG
and SAVED_VALREG.
* final.c (final_scan_insn): Always set OPS and use alloca.
* gcc.c (execute): Initialize PROG.
* optabs.c (emit_float_lib_cmp): Init LIBFUNC; abort if not reset.
* stmt.c (expand_start_bindings): Properly set NOTE if bytecode.
* tree.c (make_node, stabilize_reference_1): Abort if unknown class.
* varasm.c (make_decl_rtl): Initialize NAME and abort if not reset.
Sat Feb 26 13:09:37 1994 Doug Evans ([email protected])
* mips-tfile.c (fatal, error): Don't use prototypes
ifndef HAVE_VPRINTF.
* fixincludes: Fix including of machine/r3_cpu.h and machine/r4_cpu.h
in machine/cpu.h on Ultrix 4.3.
Sat Feb 26 07:14:04 1994 Richard Kenner ([email protected])
* rs6000.h (MASK_NO_SUM_IN_TOC, TARGET_NO_SUM_IN_TOC): New macros.
(MASK_MINIMAL_TOC): Change bit value.
(TARGET_SWITCHES): Add -mno-sum-in-toc; use -mfull-toc instead
of -mnormal-toc, other minor changes.
* rs6000.md (movsi): If -mno-sum-in-toc, do addition of
symbol + const.
* jump.c (rtx_renumbered_equal_p): Fix bug in comparing SUBREGs
and REGs.
Two commutative operations are equal if the operands are in the
opposite order.
* function.c (fixup_var_refs_insn): Delete CLOBBER of VAR. If
VAR is being assigned into by a libcall sequence, remove the
libcall notes.
* cse.c (count_reg_usage, case SET): If SRC has side-effects,
count a usage of DEST in it.
* expr.c (store_expr): In promoted TARGET case, if EXP is a
volatile MEM and WANT_VALUE is nonzero, only reference the MEM once.
Return TARGET if it is a hard register; clean up return code.
* tree.c (substitute_in_type, case REAL_TYPE): Fix typo in
previous change.
Fri Feb 25 06:42:20 1994 Richard Kenner ([email protected])
* tree.c (substitute_in_type, case REAL_TYPE): Allow
TYPE_{MIN,MAX}_VALUE to be unassigned.
* combine.c (if_then_else_cond): Fix typo in narrowing of a SUBREG.
* alpha.md (neg[sd]f2): Use %R1 consistently.
* reload.c (find_reloads): Don't restrict class of multiword
operand to preferred class.
(find_reloads_address_1): Rework to use `switch'.
Reload a SUBREG of a hard reg as a unit.
* alpha.md (mul*): Disallow multiply by constant.
Thu Feb 24 21:20:11 1994 Ian Lance Taylor ([email protected])
* fixinc.sco: In <prototypes.h>, fix prototypes of getcwd and
link.
Thu Feb 24 13:06:05 1994 Richard Stallman ([email protected])
* config.sub: Don't force os=-hpux for hp9k2... and hp9k3...
Thu Feb 24 11:17:11 1994 Jeffrey A. Law ([email protected])
* configure (hppa*-*-osf*): Renamed from hppa*-*-mach. Target
filenames changed accordingly.
Thu Feb 24 08:54:27 1994 Bob Miorelli ([email protected])
* lynx.h (LIB_SPEC, LINK_SPEC): Add missing blanks.
Thu Feb 24 08:42:07 1994 Ian Willis ([email protected])
* i386/sco.h, i386/scodbx.h (HANDLE_SYSV_PRAGMA): Define.
Thu Feb 24 07:31:44 1994 Richard Kenner ([email protected])
* loop.c (maybe_eliminate_biv_1): Ignore GIV if it isn't
always computed.
* loop.c (scan_loop, strength_reduce): Go back to LOOP_TOP, not
its NEXT_INSN (in case SCAN_START == LOOP_TOP).
Wed Feb 23 07:30:14 1994 Richard Kenner ([email protected])
* reload1.c (choose_reload_regs): If EQUIV is a SUBREG,
make a new REG.
* c-common.c (decl_attributes): Warn if attribute will be ignored.
Allow `noreturn', `volatile', and `const' on object of type
pointer to function.
Always give decl with error or warning.
* calls.c (expand_call): Functions may be const or volatile from
their type.
Tue Feb 22 11:00:12 1994 Ian Lance Taylor ([email protected])
* fixincludes: In #[el]if, put double underscores around M32,
m88k, pdp11, tower[_0-9]*, u370, u3b[0-9]*. From Kaveh R.
Ghazi.
* fixinc.sco: Fix prototype declaration of utime in <sys/times.h>;
it's broken in SCO 3.2v4.0.
Tue Feb 22 08:14:28 1994 Matthias Pfaller ([email protected])
* ns32k.h (FUNCTION_{PROLOGUE,EPILOGUE}): %$ is not supported
in fprintf.
(ADJSP): New macro to resolve %$.
* pc532.h (FRAME_POINTER_REQUIRED): Deleted.
* pc532-mach.h (FRAME_POINTER_REQUIRED): Moved to here.
(DEFAULT_PCC_STRUCT_RETURN): Deleted; redundant.
* ns32k.c (output_move_dconst): New function.
* ns32k.h (output_move_dconst): New declaration.
* ns32k.md: Added peephole patterns for stack adjustments followed
by QI/HI pushes.
(movsi): Use output_move_dconst for TARGET_32532.
(ffs): New patterns.
* ns32k.c (global_symbolic_reference_mentioned_p): New function.
(print_operand_address): Allow pc-relative mode not only
for {LABEL, SYMBOL}_REF but for CONST too. If compiling PIC,
transform "symbol+const(Rx)" to "const(symbol(sb))[Rx:b]".
* ns32k.h (OVERRIDE_OPTIONS): New macro to support PIC.
(FUNCTION_PROLOGUE): Save/Load sb when compiling PIC.
(FUNCTION_EPILOGUE): Restore sb when compiling PIC.
(INITIAL_FRAME_POINTER_OFFSET): Take saved sb into account when PIC.
(LEGITIMATE_CONSTANT_P, GO_IF_LEGITIMATE_ADDRESS):
Set current_function_uses_pic_offset_table if P uses a global
symbolic reference.
(ENCODE_SECTION_INFO): New macro to support PIC.
Tue Feb 22 07:59:27 1994 Torbjorn Granlund ([email protected])
* alpha.md (divsi3): Emit all RTL from RTL template.
(udivsi3, modsi3, umodsi3, divdi3, udivdi3, moddi3, umoddi3): Likewise.
Tue Feb 22 07:21:31 1994 Samuel A. Figueroa ([email protected])
* i386/os2.h (LINK_SPEC, LIB_SPEC): New macros.
(PATH_SEPARATOR): Delete from here.
* i386/xm-os2.h (PATH_SEPARATOR): Add to here.
Mon Feb 21 17:48:39 1994 Jim Wilson ([email protected])
* mips-tfile.c (fatal, error): Add ! HAVE_VPRINTF versions.
Sun Feb 20 16:53:02 1994 Ted Lemon ([email protected])
* mips.c (mips_move_2words): Check for TARGET_FLOAT64 != TARGET_64BIT.
(override_options): Don't override MASK_64BIT; don't allow -gp64
without -mips3.
* mips.h: Update mips3 comments.
(TARGET_OPTIONS): Add gp64 and gp32.
(SECONDARY_MEMORY_NEEDED): Don't allow fp<->gp copy if TARGET_FLOAT64
!= TARGET_64BIT.
(CC1_SPEC): Generate correct -mfp* and -mgp* from -mips*
* mips.md (movdf_internal1): Disable if TARGET_FLOAT64 != TARGET_64BIT.
(movdf_internal1a): New pattern.
* osfrose.h (CC1_SPEC): Update as above.
Sun Feb 20 15:40:45 1994 Jim Wilson ([email protected])
* sparc.h (HARD_REGNO_MODE_OK): Update comment.
* iris5.h (OBJECT_FORMAT_ELF): Add comments.
* configure (mips-sgi-irix5): Use collect.
Sat Feb 19 14:25:41 1994 Ian Lance Taylor ([email protected])
* fixincludes: Permit upper case characters in typedef of size_t
in <sys/types.h>.
Thu Feb 17 18:02:02 1994 Steve Chamberlain ([email protected])
* c-parse.in (attrib): Handle attribute ((section ("string"))).
* c-common.c (decl_attributes): Decode section attribute.
* c-decl.c (duplicate_decls): Merge section name into new decl.
* tree.h (DECL_SECTION_NAME): New macro.
(struct tree_decl): New member `section_name'.
* varasm.c (IN_NAMED_SECTION): New macro.
(named_section): New function.
(enum in_section): New value `in_named'.
(in_named_name): New global.
(make_function_rtl, make_decl_rtl, output_constant_def): Fix comment
regarding ASM_OUTPUT_LABELREF.
(make_decl_rtl): Warn if section attribute used with uninitialized
variable declaration.
(assemble_start_function, assemble_variable, output_constant_def):
Change to named section if given.
* sparc/sysv4.h (ASM_OUTPUT_SECTION_NAME): Define.
* h8300/h8300.h (ASM_OUTPUT_SECTION_NAME): Define.
(EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, SELECT_SECTION): Delete.
(ASM_OUTPUT_LABELREF): Call fprintf directly.
* h8300/h8300.c (asm_output_labelref): Delete.
* sh/sh.h (ASM_OUTPUT_SECTION_NAME): Define.
(ASM_OUTPUT_SECTION): Delete.
Wed Feb 16 21:46:48 1994 Doug Evans ([email protected])
* i960/i960.c (i960_function_prologue): Put register save area before
outgoing arg block.
Wed Feb 16 15:33:26 1994 Jim Wilson ([email protected])
* expr.c (get_pointer_alignment): ALIGN is alignment of innermost
object, not the MAX of alignment of all objects.
* expr.c (group_insns): Delete.
(emit_move_insn_1, expand_expr): Use emit_no_conflict_block
instead of group_insns.
* final.c (end_final): Pass BIGGEST_ALIGNMENT not align to
ASM_OUTPUT_ALIGNED_LOCAL.
* alpha.c (alpha_builtin_saveregs): Don't include
current_function_arg_offset_rtx in argsize. Subtract 48 from arg
base address when no int registers stored on the stack.
* genattrtab.c (expand_units): Fix blockage calculation.
* loop.c (scan_loop): Add no_labels_between_p call to tests which
decide if an invariant reg can be safely replaced with its SET_SRC.
Wed Feb 16 00:54:04 1994 Ian Lance Taylor ([email protected])
* fixincludes: Fix uses of new in Xm/Traversal.h. Found on
RS/6000.
Tue Feb 15 19:44:41 1994 Per Bothner ([email protected])
* tree.def: Remove STRING_TYPE. No-one uses it.
* tree.h (struct tree_type): New bitfield string_flag.
* tree.h (TYPE_STRING_FLAG): New macro.
* tree.c, sparc.c: Remove unneeded tests for STRING_TYPE.
* expr.c (expand_builtin), dwarfout.c: Use TYPE_STRING_FLAG.
* dbxout.c (dbxout_type): For SET_TYPE and ARRAY_TYPE, use
TYPE_STRING_FLAG to emit appropriate indication.
Tue Feb 15 19:36:45 1994 Stephen L Moshier ([email protected])
* real.c (real_value_truncate): If requested mode is not
supported, return the unmodified input instead of aborting.
Tue Feb 15 19:30:48 1994 Richard Kenner ([email protected])
* expr.c (expand_increment): Handle both BAD_SUBREG and POST.
Tue Feb 15 11:09:08 1994 Ian Lance Taylor ([email protected])
* fixinc.svr4: Make byteorder.h a here document, rather than
copying it from the source directory.
* byteorder.h: Removed.
* fixinc.sco: Don't install <sys/byteorder.h>.
* fixincludes: Removed references to GCCCMD. Instead of running
${GCCCMD} to determine correct value for size_t, just fix the
header files to use __SIZE_TYPE__.
* Makefile.in (fixinc.ready): Removed target.
(stmp-fixinc): Don't depend upon fixinc.ready. Don't pass fourth
argument (was "`pwd`/xgcc -B`pwd`/") to $(FIXINCLUDES).
(clean): Don't remove fixinc.ready.
* rs6000.h (RS6000_ITRUNC, RS6000_UITRUNC): Define.
* rs6000.md (fix_truncdfsi2, fixuns_truncdfsi2): Use RS6000_ITRUNC
and RS6000_UITRUNC, not "itrunc" and "uitrunc".
* rs6000.c (output_prolog): Likewise.
Mon Feb 14 19:19:06 1994 Jim Meyering ([email protected])
* gen-protos.c (main): Remove unused args in call to fprintf.
* bi-opcode.c (main): Move unused arg ++i out of call to printf.
Mon Feb 14 19:14:55 1994 Stephen L Moshier ([email protected])
* real.c (eifrac): If FIXUNS_TRUNC_LIKE_FIX_TRUNC,
convert on positive overflow as if unsigned.
Mon Feb 14 19:13:15 1994 Jason Merrill ([email protected])
* toplev.c (lang_options): Add -W{no,}extern-inline.
* gcc.c (default_compilers): Generate and use .ii files in the
intermediate stage of compiling C++ source.
Mon Feb 14 19:08:37 1994 Richard Kenner ([email protected])
* local-alloc.c (optimize_reg_copy): A register that dies in
a CALL_INSN doesn't cross that call.
* combine.c (simplify_shift_const, case AND): When remaking
binary operation, do it in SHIFT_MODE.
Mon Feb 14 11:27:35 1994 Frederic Pierresteguy ([email protected])
* config.sub: Add case for Bull dpx20.
Sun Feb 13 23:50:15 1994 Ian Lance Taylor ([email protected])
* rs6000.c (output_epilog): Don't output a traceback table if
flag_inhibit_size_directive is set.
Sun Feb 13 17:47:14 1994 Richard Kenner ([email protected])
* rs6000.c (rs6000_adjust_cost): Renamed from ppc_adjust_cost.
* rs6000.h (ADJUST_COST): Call rs6000_adjust_cost.
Sun Feb 13 17:07:02 1994 Ian Lance Taylor ([email protected])
* rs6000.h (ASM_OUTPUT_INTERNAL_LABEL_PREFIX): Define.
(ASM_OUTPUT_ADDR_VEC_ELT): Use ASM_GENERATE_INTERNAL_LABEL instead
of assuming the default format for internal labels.
(ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
* rs6000.c (output_prolog, output_epilog): Likewise.
(output_function_profiler): Likewise.
* fixincludes: Fix conflicts with C++ reserved words in
X11/ShellP.h, Xm/Traversal.h, and Xm/BaseClassI.h. Found on
RS/6000.
Sun Feb 13 13:40:17 1994 Michael Meissner ([email protected])
* halfpic.h (toplevel): Include stdio.h if it hasn't been included
already, so that STDIO_PROTO can be defined. Otherwise,
asm_fprintf gets a prototype mismatch.
Sun Feb 13 02:36:30 1994 Doug Evans ([email protected])
* gcc.c (fatal, error): Fix declarations (dependent on HAVE_VPRINTF)..
Sat Feb 12 19:46:29 1994 Michael Meissner ([email protected])
* configure (386-*-osfrose): Use i386/xm-osf.h as xm file.
* i386/xm-osf.h (new file): Define HAVE_PUTENV and HAVE_VPRINTF.
Sat Feb 12 08:51:02 1994 Richard Earnshaw ([email protected])
* calls.c (expand_call): When preserving subexpressions, don't put
expensive arguments directly into hard registers.
* combine.c (REVERSIBLE_CC_MODE): Add default definition.
(reversible_comparison_p): REVERSIBLE_CC_MODE.
* sparc.h (REVERSIBLE_CC_MODE): Define.
* combine.c (subst): Always simplify true and false arms if
if_then_else_cond succeeds.
(subst, case IF_THEN_ELSE): More canonicalizations; delete some
redundant tests.
(if_then_else_cond): Canonicalize (OP (mult COMP A) (mult REV_COMP B)).
(gen_binary): Simplify (REL_OP (compare X Y) 0) here.
Sat Feb 12 07:41:55 1994 Torbjorn Granlund ([email protected])
* cse.c (cse_main): Conditionalize special treatment of
PIC_OFFSET_TABLE_REGNUM on PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
* expmed.c (expand_shift): Truncate immediate count if
SHIFT_COUNT_TRUNCATED.
Fri Feb 11 18:49:42 1994 Per Bothner ([email protected])
* dbxout.c (dbxout_type_fields): Emit anonymous fields
just like other fields, but with an empty name. Don't
treat the fields as belonging to the containing object.
Fri Feb 11 20:08:25 1994 Torbjorn Granlund ([email protected])
* rs6000.md (definition of "type"): Add "jmpreg" as new type.
Change "mtlr" to "mtjmpr".
(movsi matcher): Pair `c' and `l' in the same constraint
alternative.
(return): Set attribute to "jmpreg".
(indirect_jump): Likewise.
* rs6000.h (ADJUST_COST): Call ppc_adjust_cost.
* rs6000.c (ppc_adjust_cost): New function. Adjust for TYPE_JMPREG.
Fri Feb 11 17:39:42 1994 Michael Collison ([email protected])
* reload1.c (gen_input_reload): If reg-reg add is not valid,
try copying reg-reg and adding reg-int.
Fri Feb 11 17:36:11 1994 Jason Merrill ([email protected])
* expr.c (expand_builtin): If the builtin was called as
__builtin_whatever, pretend we're optimizing.
Fri Feb 11 17:30:28 1994 Richard Kenner ([email protected])
* jump.c (mark_jump_label, case LABEL_REF): Update REG_LABEL
note if changing target of jump.
* regclass.c (record_reg_classes): Fix logic in case of matching
operands.
Fri Feb 11 16:03:21 1994 Doug Evans ([email protected])
* tree.h (VPROTO, VA_START): Avoid duplicate definition.
* rtl.h (VPROTO, VA_START): Likewise.
* gcc.c (VPROTO, VA_START): Define.
(PROTO): Define.
Add prototypes for static functions.
* g++.c (VPROTO, VA_START): Define.
* gstdarg.h: Don't define _STDARG_H/etc. if not gcc,
it may collide with system's header.
Thu Feb 10 19:26:37 1994 Chip Salzenberg ([email protected])
* c-typeck.c (c_expand_return): Do not warn about returning the
address of a locally declared extern variable.
Thu Feb 10 15:57:06 1994 Jeffrey A. Law ([email protected])
* final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide default
definition.
(asm_insn_count): Use IS_ASM_LOGICAL_LINE_SEPARATOR rather
than assuming the logical line separator is ';'.
* pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Define.
Thu Feb 10 08:49:39 1994 Richard Kenner ([email protected])
* reload.h (reload_secondary_{reload,icode}): Deleted.
(reload_secondary_{in,out}_{reload,icode}): New variables.
* reload.c: Likewise.
(MATCHES, MERGABLE_RELOADS, MERGE_TO_OTHER): Move to front of file.
(push_secondary_reload): New function, from find_secondary_reload.
(find_secondary_reload): Deleted.
(push_reload): Call push_secondary_reload.
(combine_reloads): Use new vars for secondary reloads and icodes.
* reload1.c (emit_reload_insns): Use new vars for secondary
reloads and icodes.
* explow.c (memory_address): Fix error in last change.
Thu Feb 10 08:13:49 1994 Stephen R. van den Berg ([email protected])
* rtl.h, tree.h, mips-tfile.c (VPROTO): New macro.
* combine.c, expr.h, genattrtab.c, output.h, rtl.h, tree.h, toplev.c:
Use PROTO for varargs functions.
* genattrtab.c (attr_printf): Only declare when defined.
* bc-emit.c, calls.c, combine.c, emit-rtl.c, final.c, g++.c:
If __STDC__, include gstdarg and use ANSI form of varargs.
* gcc.c, genattrtab.c, mips-tfile.c, tree.c, toplev.c: Likewise.
Wed Feb 9 09:53:54 1994 Michael Meissner ([email protected])
* i386/osfrose.h (SUBTARGET_SWITCHES): Add -mmcount-ptr as a
synonym for -mno-mcount.
(CC1_SPEC): If -melf, pass -mmcount-ptr by default.
* i386/osfelf.h (CC1_SPEC): Unless -mrose, pass -mmcount-ptr by
default.
* configure (alpha-dec-osf): Use osf2.h and gdb-osf2.h on OSF/1 2.0 and
beyond.
* alpha/osf2.h, alpha/gdb-osf2.h (new files): Support for OSF/1 2.0
that uses 4 byte wchar_t's instead of 2 byte.
Tue Feb 8 20:18:12 1994 Paul Eggert ([email protected])
* real.c (earith, ereal_negate, eneg, eisneg, enan, emovo, esub):
Propagate the sign of NaNs, so that e.g. -(NaN) evaluates to -NaN.
(eadd, ediv, emul, eremain, e53toe, e64toe, e113toe, e24toe, esqrt):
Likewise.
(make_nan): New arg specifies sign of NaN. All callers changed.
(eiisneg): New function.
(esqrt): Compute sqrt(-0.0) to be -0.0, not 0.0.
Tue Feb 8 19:23:41 1994 Richard Kenner ([email protected])
* toplev.c: Include ctype.h.
* tree.c (int_fits_type_p): Properly handle case of variable bounds
for types.
Tue Feb 8 19:20:04 1994 Jason Merrill ([email protected])
* fixproto: Add popen and pclose to required list for stdio.h.
Add putenv to required list for stdlib.h.
Add getopt to required list for unistd.h.
* fixproto: Append "#include <stdlib.h>" to assert.h if it uses
exit or abort.
* libgcc2.c (__builtin_new): If __new_handler returns, keep trying
to allocate the memory.
(__default_new_handler): Add __ to beginning of name to avoid
namespace clashing.
Tue Feb 8 18:50:07 1994 Jim Wilson ([email protected])
* i386/x-aix (FIXINCLUDES): Delete definition.
* configure (i[34]86-ibm-aix): Delete definition of fixincludes.
* fixincludes: When edit size_t typedef, modify sed pattern to
avoid matching typedef uses of size_t. Likewise when adding
#ifndef GCC_SIZE_T.
* fixinc.ps2: Delete file.
* mips.h (ASM_OUTPUT_LOCAL, ASM_OUTPUT_COMMON): Use SIZE not ROUNDED.
* iris5.h (SIZE_TYPE, PTRDIFF_TYPE): Don't redefine.
(MAX_WCHAR_TYPE_SIZE): Define.
* mips-tdump.c (print_file_desc): Correct printf format.
(main): Likewise.
* flow.c (find_basic_blocks): Also look for REG_LABEL notes on first
instruction of each basic block.
* sparc.c (save_regs, restore_regs): Use __inline__ not inline.
Tue Feb 8 10:13:54 1994 Doug Evans ([email protected])
* toplev.c (open_dump_file): New function.
(compile_file): Open dump files with it. Remove dump_base_name_length.
Sun Feb 6 15:52:48 1994 Jim Wilson ([email protected])
* collect2.c (sys_siglist): Don't declare if
DONT_DECLARE_SYS_SIGLIST is defined.
* mips/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Define.
* sparc/xm-sol2.h (NO_SYS_SIGLIST): Delete.
(DONT_DECLARE_SYS_SIGLIST): Define.
* mips-tfile.c (sys_siglist): Don't declare if NO_SYS_SIGLIST or
DONT_DECLARE_SYS_SIGLIST are defined.
(catch_signal): Add code for NO_SYS_SIGLIST case.
* sched.c (reg_pending_sets, reg_pending_sets_all): New variables.
(sched_analyze_1): Set reg_pending_sets instead of reg_last_sets.
(sched_analyze_2): Set reg_pending_sets or reg_pending_sets_all
instead of reg_last_sets.
(sched_analyze_insn): Use reg_pending_sets and
reg_pending_sets_all to set reg_last_sets. Set
reg_pending_sets_all instead of reg_last_sets.
(schedule_block): Allocate and clear reg_pending_sets.
* sparc.md (movdi): Handle 'U' and 'T' constraints.
* m68k/hp320.h (FUNCTION_PROFILER): Concatenate strings to avoid
use of ANSI C specific feature.
* mips.c (function_arg): When soft-float, don't add bias for
second SFmode argument.
* iris5.h (CPP_PREDEFINES): Add _MIPSEB.
Sun Feb 6 08:40:46 1994 Richard Kenner ([email protected])
* function.c (struct temp_slot): Add new field, ADDRESS.
(assign_stack_temp): Initialize it to zero.
(find_temp_slot_from_address, update_temp_slot_address): New functions.
(preserve_temp_slots): Use find_temp_slot_from_address.
* explow.c (memory_address): Call update_temp_slot_address on
new and old address.
* cse.c (canon_hash, case LABEL_REF, SYMBOL_REF): Avoid warning
on 64-bit machines.
Sat Feb 5 17:55:52 1994 Richard Kenner ([email protected])
* configure (i[34]86-sequent-ptx): Alias for i[34]86-sequent-sysv*.
Sat Feb 5 11:46:00 1994 Steve Chamberlain ([email protected])
* sh.c (hard_regno_mode_ok): New vector.
(output_stack_adjust): Always adjust stack with an addsi insn.
(calc_live_regs): Support alernative calling conventions.
(print_operand): Delete obsolete cases.
(synth_constant): New function to generate constants by
arithmetic means.
(expand_block_move): Use new block move support routines.
(prepare_move_operands): Use synth_constant when possible, try
and geneate splits for DI moves.
(output_jump_label_table, dump_table, output_far_jump,
prepare_split_double_ops,from_compare, equality_operator,
handle_pragma, expand_acall): New functions.
(prepare_scc_operands): When condition isn't supported swap args
and alter test.
(output_move_double): Generate better code for constant moves.
(output_shift): Cope with negative shifts.
(byte_index_operand, pop_operand, painful_immediate_operand,
ok_shift_value, hard_immediate_operand, adjust_insn_length,
dump_constants, output_movepcrel): Deleted.
(final_prescan_insn): Now only prints pc.
(shiftcosts, andcosts, multcosts): Work out some insn costs.
(gen_ashift, gen_shifty): Emit code for shift operations.
(fixit, hi_const, find_barrier, broken_move,
machine_dependent_reorg): New functions to fix move instructions
with out-of-range literals.
* sh.h (OPTIMIZATION_OPTIONS, CONDITIONAL_REGISTER_USAGE): New.
(TARGET_SWITCHES): Extra -m options for experimental calling
conventions.
(HARD_REGNO_MODE_OK): Use hard_regno_mode_ok vector rather than
inline code.
(FRAME_POINTER_REQUIRED): Always 0.
(reg_class, REG_CLASS_CONTENTS, REG_CLASS_NAMES): Change order
of classes.
(FRAME_GROWS_DOWNWARD): Don't define.
(FUNCTION_ARG_PARTIAL_NREGS): Always 0.
(MAX_REGS_PER_ADDRESS): Is 2.
(GO_IF_LEGITIMATE_INDEX): Split up into smaller macros.
(CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Jump tables are of
switchable size and always pc relative.
(RTX_COSTS): Use new andcosts, multcosts and shiftcosts functions.
(INSN_SETS_ARE_DELAYED, INSN_REFERENCES_ARE_DELAYED): New.
(ASM_OUTPUT_CASE_LABEL, ASM_OUTPUT_ADDR_DIF_ELT): Now switches are
pc relative.
* sh.md (define_attr length): Calculate lengths more accurately.
(define_attr "rte", "hit_stack"): New.
(cmp*): Allow all conditions by swapping args.
(addc, adddi3, and_ff, casesi, casesi_worker, peepholes): New.
(div*, mul*): Use library routines with special calling
conventions.
(shifts): Generate only legal shift insn sequences.
(extend*): Get clobbers right, extra constraints.
(mov*): Greatly simplified.
(b*): Use from_compare function.
(return, rte): Understand pragma interrupt.
(anddi3, iordi3, xordi3): Deleted.
(consttable_2,consttable_4, consttable_8, align_2, align_4,
consttable_end, movesi_k, movhi_k, movdi_k): Support for inline
literal tables.
(movstrsi, block_move_real, block_lump_real): Use new block move
routines.
* toplev.c (rest_of_compilation): Invoke MACHINE_DEPENDENT_REORG if
defined.
Sat Feb 5 08:05:58 1994 Richard Earnshaw ([email protected])
* cse.c (memory_extend_rtx): New variable.
(cse_main): Initialize it.
(cse_insn): See if we have already loaded a MEM in a wider mode.
Sat Feb 5 07:05:29 1994 Jason Merrill ([email protected])
* fixproto: Add lstat to required_list for sys/stat.h
Fri Feb 4 12:14:49 1994 Stan Cox ([email protected])
* m88k.h: (TARGET_SWITCHES) Assume -muse-div-instruction
-mno-check-zero-division for -m88110. (CONSTANT_ADDRESS_P) Fix a
-fpic reload bug. (DONT_REDUCE_ADDR) Don't strength reduce so
m88k scaled loads/stores will be used. (enum processor_type) Use
instead of attr_cpu, which is not always defined.
* m88k.md: (movdf) Split movdf so it can go into a branch delay slot
* m88k.c: (m88k_gp_threshold) Make -mshort-data- unsigned.
(block_move_*) Copy MEM_IN_STRUCT_P for block move cases.
* dgux.h: (TARGET_SVR4) Use -msvr4/-msvr3 instead of
-mversion-03.00 to choose assembler syntax.
Fri Feb 4 08:14:31 1994 Richard Kenner ([email protected])
* emit-rtl.c (gen_lowpart_common, gen_highpart): Test *_BIG_ENDIAN
with "if", not #if and fix one erroneous test.
Thu Feb 3 17:15:07 1994 Jim Wilson ([email protected])
* expmed.c (store_bit_field, insv case): Don't use PUT_MODE on
xop0 when it is a SUBREG, generate a new SUBREG.
Thu Feb 3 13:24:14 1994 Alex Zatsman ([email protected])
* hard-reg-set.h (GO_IF_HARD_REG_EQUAL): Fix typo.
Thu Feb 3 07:45:45 1994 Richard Kenner ([email protected])
* flow.c: Add prototypes for static functions.
(uses_reg_or_mem): New function.
(find_basic_block): Some cleanups; eliminate shadowed variables.
Look for REG_LABEL notes in all insns and allow for multiple such.
Don't delete labels in forced_labels.
Generalize test for computed jumps.
(find_auto_inc): OFFSET should be HOST_WIDE_INT.
(mark_used_regs): Put decls of parms in parm order.
(find_use_as_address): PLUSCONST should be HOST_WIDE_INT.
* reload1.c (eliminate_regs, case INSN_LIST): Properly remake
list when we change something further on.
Wed Feb 2 21:25:03 1994 Jim Wilson ([email protected])
* c-typeck.c (signed_or_unsigned_type): Check for any
INTEGRAL_TYPE_P not just INTEGER_TYPE.
* Makefile.in (enquire.o): Depend on stmp-int-hdrs.
* mips.h (CPP_SPEC): Define __PTRDIFF_TYPE__ not __PTRDIFF_TYPE.
* reorg.c (fill_simple_delay_slots): When fill epilogue delay
slot, set needed to end_of_function_needs instead of clearing it.
Wed Feb 2 15:20:38 1994 Philippe De Muyter ([email protected])
* tree.c (FILE_FUNCTION_FORMAT): Fix typo if neither dot nor dollar
in label.
Wed Feb 2 14:38:56 1994 Richard Kenner ([email protected])
* fold-const.c (const_binop, COMPLEX_TYPE, case RDIV_EXPR):
If complex integer, use TRUNC_DIV_EXPR for inner division.
* c-tree.h: Re-order declarations for functions in c-typeck.c to
agree with order there; add some missing declarations.
* c-typeck.c: Add prototypes for static functions; delete
forward declarations of non-static functions.
(initializer_constant_valid_p): Add missing parameter to
recursive call.
Wed Feb 2 14:22:05 1994 Kaveh R. Ghazi ([email protected])
* objc/Makefile (SUBDIR_INCLUDES): Add -I for include directory.
Wed Feb 2 13:24:23 1994 Chip Salzenberg ([email protected])
* expmed.c (synth_mult): Delay allocation of algorithm structures
until they are needed. Reorder early-exit tests to avoid comparing
value that is not yet set.
Tue Feb 1 18:56:19 1994 Chip Salzenberg ([email protected])
* c-common.c (decl_attributes): Allow format attributes
on old style (non-prototype) function declarations.
Tue Feb 1 11:25:40 1994 Stephen R. van den Berg ([email protected])
* tree.c (build_type_variant): Simplify by using build_type_copy.
* c-decl.c (grokdeclarator): `volatile' function warning
corrected to read `noreturn' function warning.
(finish_function): Likewise.
* cp-decl.c (finish_function): Likewise.
* c-typeck.c, cp-typeck.c (c_expand_return): Likewise.
* toplev.c (rest_of_compilation): Likewise.
Tue Feb 1 06:06:22 1994 Richard Kenner ([email protected])
* combine.c (make_extraction): Don't make an extraction that
has the potential of crossing a boundary.
* regclass.c: Add prototypes for static functions.
(auto_inc_dec_reg_p): New function.
(regclass): Call it to allow a register needing a secondary reload
to be used for inc/dec if it is already valid for it.
* gcc.c (default_compilers, @ada): Don't duplicate "-gnat" parameters;
pass -quiet unless -Q is specified.
* alpha.md (minsf3, maxdf3, mindf3): Properly insert constant of
zero into patterns.
Mon Jan 31 20:55:41 1994 Jim Wilson ([email protected])
* i960.c (i960_function_name_declare): Handle names that start
with '*'.
Mon Jan 31 19:13:59 1994 Chip Salzenberg ([email protected])
Unify error and message functions:
* toplev.c: Include "gvarargs.h".
(fatal_insn_not_found): Omit superfluous argument to error.
(vmessage, v_message_with_file_and_line): New functions.
(v_message_with_decl, file_and_line_for_asm): Likewise.
(v_error_with_file_and_line, v_error_with_decl): Likewise.
(v_error_for_asm, verror, vfatal): Likewise.
(v_warning_with_file_and_line, v_warning_with_decl): Likewise.
(v_warning_for_asm, vwarning): Likewise.
(error_with_file_and_line, error_with_decl, error, fatal): Now just
wrappers for above functions.
(error_for_asm, warning_with_file_and_line): Likewise.
(warning_with_decl, warning_for_asm, warning): Likewise.
Mon Jan 31 19:03:16 1994 Jim Wilson ([email protected])
* sched.c (sched_analyze_insn): Add use dependencies for registers
mentioned in REG_DEAD notes.
* configure (mips-tandem-sysv4*): Add.
* mips/svr4-t.h, mips/svr4-t-gdb.h: New files.
* sched.c (priority): Call insn_cost() for anti- and output-
dependencies as well as for true dependencies.
* cse.c (find_best_addr): Limit number of cse_gen_binary calls to
20 per iteration.
Mon Jan 31 18:08:27 1994 Richard Kenner ([email protected])
* real.c (emovo): Use separate variable for loop index.
* fold-const.c (operand_equal_for_comparison_p): Declare
correct_width as unsigned.
* configure (m68k-wrs-vxworks): Fix typo in name.
* Makefile.in (cross-test, enquire, protoize, unprotoize):
Specify program name in -o to force into build directory.
* i386/sol2.h (CPP_SPEC): Add -Dsun.
* alpha/gdb.h: Renamed from alpha-gdb.h.
* alpha/gdb-osf12.h: New file.
* configure (alpha): Reflect new name for files and support
gdb with OSF V1.2.
Mon Jan 31 15:18:40 1994 Jim Wilson ([email protected])
* bc-emit.c (class_narrowest_mode, byte_mode, word_mode): Add
extern to declaration.
* expr.c (local_vars_size): Likewise.
* genattrtab.c (expand_units): When calculate BLOCKAGE, reverse
terms to POS_MINUS_OP. Clarify comment before BLOCKAGE computation.
(write_complex_function): Use EXECUTING_INSN for first switch, and
CANDIDATE_INSN for second switch.