You must have an in-depth understanding of the data layout when rewriting those parts of the source code that are implemented in assembler.

要重新编写在汇编程序中实现的源代码的各个部分时，您必须对数据布局有深刻的理解。

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An assembler convert source-code programs from assembly language into machine language. A linker combines individual files created by an assembler into a single executable program.

汇编器将汇编语言源代码转换为机器语言。链接器将汇编器产生的单独文件合并成一个可执行程序。

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We have changed assembler code for running. The main problem was to get a correct offset. h for SH, also adapt main cpuexec to new structure and know the equivalent of opcodesE1. See source code.

他们修改汇编代码来运行，主要问题是为SH获得一个正确的offset.h，并且使主CPU执行文件适应新结构和知道操作码E1。

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