OpenRISC 1000
l.add, l.addc, l.addi and l.addic do not correctly set the carry flag in Or1ksim #92
Closed jeremybennett opened this issue almost 14 years ago
jeremybennett commented almost 14 years ago
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Under some circumstances, the add instructions do not correctly set the carry flag.
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Reported in <em>Implementation and Verification of a CPU Subsystem for Multimode RF Transceivers</em> by Waqas Ahmed of the Royal Institute of Technology, Sweden. Full details of when this error occurs can be found in section 5.5.3 (the criteria are complex).
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<p>
Jeremy
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jeremybennett was assigned almost 14 years ago
jeremybennett commented almost 14 years ago
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Corrected in top of tree. Regression tests added.
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Marking closed.
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Jeremy
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jeremybennett closed this almost 14 years ago
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