internal/core/read.go
func (p *Process) ReadInt(a Address) int64 {
	if p.ptrSize == 4 {
		return int64(p.ReadInt32(a))
	}
	return p.ReadInt64(a)
}
func (p *Process) ReadInt(a Address) int64 {
	if p.ptrSize == 4 {
		return int64(p.ReadInt32(a))
	}
	return p.ReadInt64(a)
}
// ReadInt returns an int (of pointer size) read from address a of the inferior.