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Power 6/32 Unix version 1.21

#include "../machine/alignment.h"
cvtlb(infop) 	process_info *infop;
/*
/*	Convert long to byte, checks overflow
/*
/****************************************/
{
	register long result;

	result = operand(infop,0)->data;
	if (result < 0 )  negative_1 ; else negative_0;
	if (result == 0 )  zero_1 ; else zero_0;
	carry_1; 
	if (result > 0x7f || result <= -0x80) overflow_1;
	else overflow_0;
	write_back (infop, result, operand(infop,1) );
}

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