Lecture 11 - Editing and Assembler

Lecture 11 - Editing and Assembler - ECE 265 LECTURE 11...

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Unformatted text preview: ECE 265 LECTURE 11 Editing and the Assembler (updated 11/11/10) 11/14/2010 1 ECE265 Joanne E. DeGroat, OSU Lecture Overview Editing and Assembler So far have covered the assembler language instructions and translating a program to assembler Now Creating the assembler code file What goes on during the execution of the assembler REF: Chapter 4.10 and 4.11 11/14/2010 2 ECE265 Joanne E. DeGroat, OSU Assembler language files Translated HLL to assembler. Edit the assembler language program into an editor. This is sometimes called a source file What is done with the source file? It is input as a data file to a program called and assembler. Most times you simply use a simple text editor and set up the various fields at tabs. The file is save as name.asm typically. 11/14/2010 ECE265 3 Joanne E. DeGroat, OSU What is output from the assembler Input is your assembler language program The output will look something like this 11/14/2010 ECE265 4 Joanne E. DeGroat, OSU And a machine code listing 11/14/2010 ECE265 5 Joanne E. DeGroat, OSU Another example 11/14/2010 ECE265 6 Joanne E. DeGroat, OSU Hand assembly Knowing how to hand assemble assembler code is useful knowledge....
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Lecture 11 - Editing and Assembler - ECE 265 LECTURE 11...

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