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Corrects emulation-mode read-modify-writes not to empty the data buffer.

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Thomas Harte
2020-10-09 22:14:42 -04:00
parent b439f40fe2
commit 451f83ba51
4 changed files with 14 additions and 4 deletions
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Processors/65816/Implementation/65816Storage.cpp
+1 -1
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@@ -157,7 +157,7 @@ struct CPU::WDC65816::ProcessorStorageConstructor {
target(CycleFetchData); // Data [high].
if(!is8bit) target(CycleFetchData); // 16-bit: reread final byte of data.
else target(CycleStoreData); // 8-bit rewrite final byte of data.
else target(CycleStoreDataThrowaway); // 8-bit rewrite final byte of data.
target(OperationPerform); // Perform operation within the data buffer.