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TEXT tramp(SB),$0
MOVL nsp+0(FP), BX /* new stack */
MOVL fn+4(FP), CX /* func to exec */
MOVL arg+8(FP),DX
LEAL -8(BX), SP /* new stack */
PUSHL DX
CALL *CX
POPL AX
PUSHL $0
CALL _exits(SB)
POPL AX
RET
TEXT vstack(SB),$0
MOVL arg+0(FP), AX
MOVL ustack(SB), SP
PUSHL AX
CALL exectramp(SB)
POPL AX /* dammit ken! */
RET
TEXT FPsave(SB), 1, $0
MOVL fpu+0(FP), AX
FSTENV 0(AX)
RET
TEXT FPrestore(SB), 1, $0
MOVL fpu+0(FP), AX
FLDENV 0(AX)
RET
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