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Diffstat (limited to 'src/arch/alpha/isa/decoder.isa')
| -rw-r--r-- | src/arch/alpha/isa/decoder.isa | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/arch/alpha/isa/decoder.isa b/src/arch/alpha/isa/decoder.isa index 584d64a3d..f5483d9c0 100644 --- a/src/arch/alpha/isa/decoder.isa +++ b/src/arch/alpha/isa/decoder.isa @@ -762,7 +762,7 @@ decode OPCODE default Unknown::unknown() { 1: hw_mtpr({{ int miscRegIndex = (ipr_index < NumInternalProcRegs) ? IprToMiscRegIndex[ipr_index] : -1; - if(miscRegIndex < 0 || !IprIsWritable(miscRegIndex) + if(miscRegIndex < 0 || !IprIsWritable(miscRegIndex) || miscRegIndex >= NumInternalProcRegs) fault = new UnimplementedOpcodeFault; else |