#include <u.h>#include <libc.h>#include <mp.h>#include "port/dat.h" int loops = 1; long randomreg; voidsrand(long seed){	randomreg = seed;} longlrand(void){	randomreg = randomreg*104381 + 81761;	return randomreg;} voidprng(uchar *p, int n){	while(n-- > 0)		*p++ = lrand();}  voidtestshift(char *str){	mpint *b1, *b2;	int i; 	b1 = strtomp(str, nil, 16, nil);	malloccheck();fprint(2, "A");	b2 = mpnew(0);fprint(2, "B");	malloccheck();	mpleft(b1, 20, b2);fprint(2, "C");	malloccheck();	mpfree(b1);fprint(2, "D");	malloccheck();	mpfree(b2);} voidmain(int argc, char **argv){	mpint *x, *y; 	ARGBEGIN{	case 'n':		loops = atoi(ARGF());		break;	}ARGEND; 	fmtinstall('B', mpfmt);	fmtinstall('Q', mpfmt);	srand(0);	mpsetminbits(2*Dbits);	testshift("1111111111111111");	print("done\n");	exits(0);}