diff options
Diffstat (limited to 'src/cpu/o3/dyn_inst.hh')
| -rw-r--r-- | src/cpu/o3/dyn_inst.hh | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/cpu/o3/dyn_inst.hh b/src/cpu/o3/dyn_inst.hh index b62068111..487c284e6 100644 --- a/src/cpu/o3/dyn_inst.hh +++ b/src/cpu/o3/dyn_inst.hh @@ -181,6 +181,18 @@ class BaseO3DynInst : public BaseDynInst<Impl> this->thread->inSyscall = in_syscall; } + void forwardOldRegs() + { + + for (int idx = 0; idx < this->numDestRegs(); idx++) { + PhysRegIndex prev_phys_reg = this->prevDestRegIdx(idx); + TheISA::RegIndex original_dest_reg = this->staticInst->destRegIdx(idx); + if (original_dest_reg < TheISA::FP_Base_DepTag) + this->setIntRegOperand(this->staticInst.get(), idx, this->cpu->readIntReg(prev_phys_reg)); + else if (original_dest_reg < TheISA::Ctrl_Base_DepTag) + this->setFloatRegOperandBits(this->staticInst.get(), idx, this->cpu->readFloatRegBits(prev_phys_reg)); + } + } #if FULL_SYSTEM /** Calls hardware return from error interrupt. */ Fault hwrei(); |