if (!ia64_ia32mode) {
	unsigned long *rbs_end =
		(unsigned long *) ia64_regs.ar[PT_AUR_BSP];
	unsigned long sof = (ia64_regs.cfm >> 0) & 0x7f;
	unsigned long sol = (ia64_regs.cfm >> 7) & 0x7f;
	unsigned long *out0 = ia64_rse_skip_regs(rbs_end, -sof + sol);
	unsigned int i;

	for (i = 0; i < tcp->s_ent->nargs; ++i) {
		if (umoven(tcp, (unsigned long) ia64_rse_skip_regs(out0, i),
			   sizeof(long), &tcp->u_arg[i]) < 0)
			return -1;
	}
} else {
	/* truncate away IVE sign-extension */
	tcp->u_arg[0] = 0xffffffff & ia64_regs.gr[11]; /* EBX */
	tcp->u_arg[1] = 0xffffffff & ia64_regs.gr[ 9]; /* ECX */
	tcp->u_arg[2] = 0xffffffff & ia64_regs.gr[10]; /* EDX */
	tcp->u_arg[3] = 0xffffffff & ia64_regs.gr[14]; /* ESI */
	tcp->u_arg[4] = 0xffffffff & ia64_regs.gr[15]; /* EDI */
	tcp->u_arg[5] = 0xffffffff & ia64_regs.gr[13]; /* EBP */
}