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Resolve assumption of arithmetic shifts.

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This commit is contained in:
Thomas Harte 2022-06-24 07:26:07 -04:00
parent 4ed3b21bf3
commit 069a057a94
1 changed files with 1 additions and 1 deletions
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Processors/65816/Implementation/65816Implementation.hpp
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@ -925,7 +925,7 @@ template <typename BusHandler, bool uses_ready_line> void Processor<BusHandler,
result += (a & mask) + (data_buffer_.value & mask); \
partials += result & mask; \
result -= ((result - carry) >> 16) & adjustment; \
result &= (carry & ~(result >> 31)) | (carry - 1);
result &= (carry & ~(result >> 1)) | (carry - 1);
// i.e. add the next nibble to that in the accumulator, with carry, and
// store it to result. Keep a copy for the partials.