Integer overflow: Difference between revisions
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=={{header|6502 Assembly}}== |
=={{header|6502 Assembly}}== |
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===8-Bit Overflow=== |
===8-Bit Overflow=== |
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Signed overflow (crossing the 7F-80 boundary) is detected by the CPU's overflow flag <code>V</code> |
Signed overflow (crossing the 7F-80 boundary) is detected by the CPU's overflow flag <code>V</code>. |
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Unsigned overflow |
Unsigned overflow (crossing the FF-00 boundary) is detected by the CPU's carry flag <code>C</code>. |
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The following instructions allow for branching based on the state of these flags: |
The following instructions allow for branching based on the state of these flags: |
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