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fix bfe_impl #163

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fix bfe_impl #163

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4 changes: 2 additions & 2 deletions src/cuda-sim/instructions.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -1572,15 +1572,15 @@ void bfe_impl( const ptx_instruction *pI, ptx_thread_info *thread )
{
unsigned mask;
data.u32 = src.u32 >> pos;
mask = 0xFFFFFFFF >> (32 - len);
mask = (len == 0) ? 0 : 0xFFFFFFFF >> (32 - len);
data.u32 &= mask;
break;
}
case U64_TYPE:
{
unsigned long mask;
data.u64 = src.u64 >> pos;
mask = 0xFFFFFFFFFFFFFFFF >> (64 - len);
mask = (len == 0) ? 0 : 0xFFFFFFFFFFFFFFFF >> (64 - len);
data.u64 &= mask;
break;
}
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