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-rw-r--r--src/cpu/inorder/cpu.cc12
1 files changed, 9 insertions, 3 deletions
diff --git a/src/cpu/inorder/cpu.cc b/src/cpu/inorder/cpu.cc
index 01eab9af7..f1c531c53 100644
--- a/src/cpu/inorder/cpu.cc
+++ b/src/cpu/inorder/cpu.cc
@@ -1135,10 +1135,16 @@ InOrderCPU::readFloatRegBits(RegIndex reg_idx, ThreadID tid)
void
InOrderCPU::setIntReg(RegIndex reg_idx, uint64_t val, ThreadID tid)
{
- DPRINTF(IntRegs, "[tid:%i]: Setting Int. Reg %i to %x\n",
- tid, reg_idx, val);
+ if (reg_idx == TheISA::ZeroReg) {
+ DPRINTF(IntRegs, "[tid:%i]: Ignoring Setting of ISA-ZeroReg "
+ "(Int. Reg %i) to %x\n", tid, reg_idx, val);
+ return;
+ } else {
+ DPRINTF(IntRegs, "[tid:%i]: Setting Int. Reg %i to %x\n",
+ tid, reg_idx, val);
- intRegs[tid][reg_idx] = val;
+ intRegs[tid][reg_idx] = val;
+ }
}