On a 64-bit system, integral types are converted to 64-bit integral types, and single precision floating point types are promoted to double precision.
在 64 位系统上，整型被转换成 64 位的整型值，单精度的浮点类型被转换成双精度的浮点类型。
After it was released, a bug in the floating-point math unit was discovered, requiring every operating-system maker to write special code to accommodate the problem.
在它发布之后，在浮点数据单元中发现了一个 bug，需要每个操作系统创建者来编写特定代码解决这个问题。
But on a register-based system, the hexadecimal value is read from an integer register, not the floating point register.
但是在基于寄存器的系统中，这个16进制的值会从一个整数寄存器中读取，而不是从浮点寄存器中读取。
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