diff options
Diffstat (limited to 'src/cpu/o3/dyn_inst_impl.hh')
| -rw-r--r-- | src/cpu/o3/dyn_inst_impl.hh | 32 |
1 files changed, 14 insertions, 18 deletions
diff --git a/src/cpu/o3/dyn_inst_impl.hh b/src/cpu/o3/dyn_inst_impl.hh index 3e015d962..6f7c23b2f 100644 --- a/src/cpu/o3/dyn_inst_impl.hh +++ b/src/cpu/o3/dyn_inst_impl.hh @@ -33,24 +33,18 @@ template <class Impl> BaseO3DynInst<Impl>::BaseO3DynInst(StaticInstPtr staticInst, - Addr PC, Addr NPC, Addr microPC, - Addr Pred_PC, Addr Pred_NPC, - Addr Pred_MicroPC, + TheISA::PCState pc, TheISA::PCState predPC, InstSeqNum seq_num, O3CPU *cpu) - : BaseDynInst<Impl>(staticInst, PC, NPC, microPC, - Pred_PC, Pred_NPC, Pred_MicroPC, seq_num, cpu) + : BaseDynInst<Impl>(staticInst, pc, predPC, seq_num, cpu) { initVars(); } template <class Impl> BaseO3DynInst<Impl>::BaseO3DynInst(ExtMachInst inst, - Addr PC, Addr NPC, Addr microPC, - Addr Pred_PC, Addr Pred_NPC, - Addr Pred_MicroPC, + TheISA::PCState pc, TheISA::PCState predPC, InstSeqNum seq_num, O3CPU *cpu) - : BaseDynInst<Impl>(inst, PC, NPC, microPC, - Pred_PC, Pred_NPC, Pred_MicroPC, seq_num, cpu) + : BaseDynInst<Impl>(inst, pc, predPC, seq_num, cpu) { initVars(); } @@ -131,15 +125,17 @@ BaseO3DynInst<Impl>::hwrei() { #if THE_ISA == ALPHA_ISA // Can only do a hwrei when in pal mode. - if (!(this->readPC() & 0x3)) + if (!(this->instAddr() & 0x3)) return new AlphaISA::UnimplementedOpcodeFault; // Set the next PC based on the value of the EXC_ADDR IPR. - this->setNextPC(this->cpu->readMiscRegNoEffect(AlphaISA::IPR_EXC_ADDR, - this->threadNumber)); + AlphaISA::PCState pc = this->pcState(); + pc.npc(this->cpu->readMiscRegNoEffect(AlphaISA::IPR_EXC_ADDR, + this->threadNumber)); + this->pcState(pc); if (CPA::available()) { ThreadContext *tc = this->cpu->tcBase(this->threadNumber); - CPA::cpa()->swAutoBegin(tc, this->readNextPC()); + CPA::cpa()->swAutoBegin(tc, this->nextInstAddr()); } // Tell CPU to clear any state it needs to if a hwrei is taken. @@ -175,11 +171,11 @@ BaseO3DynInst<Impl>::syscall(int64_t callnum) // HACK: check CPU's nextPC before and after syscall. If it // changes, update this instruction's nextPC because the syscall // must have changed the nextPC. - Addr cpu_next_pc = this->cpu->readNextPC(this->threadNumber); + TheISA::PCState curPC = this->cpu->pcState(this->threadNumber); this->cpu->syscall(callnum, this->threadNumber); - Addr new_next_pc = this->cpu->readNextPC(this->threadNumber); - if (cpu_next_pc != new_next_pc) { - this->setNextPC(new_next_pc); + TheISA::PCState newPC = this->cpu->pcState(this->threadNumber); + if (!(curPC == newPC)) { + this->pcState(newPC); } } #endif |