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Ham Radio 2000 #2
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TNOS230S
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SETSP.C
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1997-07-30
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3KB
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119 lines
/* @(#) $Id: setsp.c,v 1.5 1997/07/31 00:44:20 root Exp root $ */
#ifdef _lint
void setstack (void)
{
}
#else
#ifdef __hp9000s300
text
global _setstack
_setstack:
mov.l (%sp),%a0
mov.l _newstackptr,%sp
jmp (%a0)
#endif
#ifdef __hp9000s800
.SPACE $TEXT$,SORT=8
.SUBSPA $CODE$,QUAD=0,ALIGN=4,ACCESS=44,CODE_ONLY,SORT=24
setstack
.PROC
.CALLINFO CALLER,FRAME=0
.ENTRY
ADDIL LR'newstackptr-$global$,%r27 ;offset 0x0 '
LDW RR'newstackptr-$global$(0,%r1),%r31 ;offset 0x4 '
BV %r0(%r2) ;offset 0xc
.EXIT
COPY %r31,%r30 ;patch to set SP
.PROCEND
.SPACE $TEXT$
.SUBSPA $LIT$,QUAD=0,ALIGN=8,ACCESS=44,SORT=16
.SUBSPA $CODE$
.SPACE $PRIVATE$,SORT=16
.SUBSPA $DATA$,QUAD=1,ALIGN=8,ACCESS=31,SORT=16
$THIS_DATA$
.SUBSPA $SHORTDATA$,QUAD=1,ALIGN=8,ACCESS=31,SORT=24
$THIS_SHORTDATA$
.SUBSPA $BSS$,QUAD=1,ALIGN=8,ACCESS=31,ZERO,SORT=82
$THIS_BSS$
.SUBSPA $SHORTBSS$,QUAD=1,ALIGN=8,ACCESS=31,ZERO,SORT=80
$THIS_SHORTBSS$
.SUBSPA $STATICDATA$,QUAD=1,ALIGN=8,ACCESS=31,SORT=16
$STATIC_DATA$
.SUBSPA $SHORTSTATICDATA$,QUAD=1,ALIGN=8,ACCESS=31,SORT=24
$SHORT_STATIC_DATA$
.IMPORT $global$,DATA
.IMPORT newstackptr,DATA
.SPACE $TEXT$
.SUBSPA $CODE$
.EXPORT setstack,ENTRY,PRIV_LEV=3
.END
#endif
#ifdef linux
.file "setsp.s"
#ifdef __ELF__
.globl setstack
setstack:
movl %esp, %ebp
movl newstackptr, %esp
#else
.globl _setstack
_setstack:
movl %esp, %ebp
movl _newstackptr, %esp
#endif
jmp *(%ebp)
.align 4
#endif
#ifdef __386BSD__
.file "setsp.s"
.globl _setstack
_setstack:
movl %esp, %ebp
movl _newstackptr, %esp
jmp *(%ebp)
.align 4
#endif
#ifdef __FreeBSD__
.file "setsp.s"
.globl _setstack
_setstack:
movl %esp, %ebp
movl _newstackptr, %esp
jmp *(%ebp)
.align 4
#endif
#ifdef __bsdi__
.file "setsp.s"
.globl _setstack
_setstack:
movl %esp, %ebp
movl _newstackptr, %esp
jmp *(%ebp)
.align 4
#endif
#ifdef RISCiX
.text
.global _setstack
_setstack:
mov r13,r0
movs r15,r14
#endif
#endif