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Merge pull request #2105 from bbbradsmith/sim65-64bit-cycle-count

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Sim65 64bit cycle count
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Bob Andrews
2023-05-16 15:53:23 +02:00
committed by GitHub
parent d41f53e252 f15e9c4159
commit 70bf4d492b
16 changed files with 242 additions and 58 deletions
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doc/sim65.sgml
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@@ -44,6 +44,13 @@ The simulator is called as follows:
--version Print the simulator version number
</verb></tscreen>
sim65 will exit with the error code of the simulated program,
which is limited to an 8-bit result 0-255.
An error in sim65, like bad arguments or an internal problem will exit with <tt/1/.
A timeout from <tt/-x/ will exist with <tt/2/.
<sect1>Command line options in detail<p>
@@ -126,9 +133,17 @@ a set of built-in paravirtualization functions (<ref id="paravirt-internal" name
<sect>Creating a Test in Assembly<p>
Assembly tests may similarly be assembled and linked with
<tt/--target sim6502/ or <tt/--target sim65c02/,
and the sim65 library provides an <tt/exit/ symbol that the program may <tt/JMP/
to terminate with the current A register value as an exit code.
<tt/--target sim6502/ or <tt/--target sim65c02/.
Define and export <tt/_main/ as an entry point,
and the sim65 library provides two ways to return an 8-bit exit code:
<itemize>
<item>Return from <tt/_main/ with the exit code in <tt/A/.
<item><tt/jmp exit/ with the code in <tt/A/.
</itemize>
The binary file has a 12 byte header: