diff options
Diffstat (limited to 'src/cpu/inorder/resources/use_def.cc')
| -rw-r--r-- | src/cpu/inorder/resources/use_def.cc | 32 |
1 files changed, 19 insertions, 13 deletions
diff --git a/src/cpu/inorder/resources/use_def.cc b/src/cpu/inorder/resources/use_def.cc index a9281a18c..4a6acf7c8 100644 --- a/src/cpu/inorder/resources/use_def.cc +++ b/src/cpu/inorder/resources/use_def.cc @@ -119,28 +119,28 @@ UseDefUnit::execute(int slot_idx) { int reg_idx = inst->_srcRegIdx[ud_idx]; - DPRINTF(InOrderUseDef, "[tid:%i]: Attempting to read source register idx %i.\n", - tid, ud_idx); + DPRINTF(InOrderUseDef, "[tid:%i]: Attempting to read source register idx %i (reg #%i).\n", + tid, ud_idx, reg_idx); // Ask register dependency map if it is OK to read from Arch. Reg. File if (regDepMap[tid]->canRead(reg_idx, inst)) { // Read From Register File if (inst->seqNum <= outReadSeqNum[tid]) { if (reg_idx <= FP_Base_DepTag) { - DPRINTF(InOrderUseDef, "[tid:%i]: Reading Int Reg %i from Register File.\n", - tid, reg_idx); + DPRINTF(InOrderUseDef, "[tid:%i]: Reading Int Reg %i from Register File:%i.\n", + tid, reg_idx, cpu->readIntReg(reg_idx,inst->readTid())); inst->setIntSrc(ud_idx, cpu->readIntReg(reg_idx,inst->readTid())); } else if (reg_idx <= Ctrl_Base_DepTag) { reg_idx -= FP_Base_DepTag; - DPRINTF(InOrderUseDef, "[tid:%i]: Reading Float Reg %i from Register File.\n", - tid, reg_idx); + DPRINTF(InOrderUseDef, "[tid:%i]: Reading Float Reg %i from Register File:%x.\n", + tid, reg_idx, cpu->readFloatRegBits(reg_idx, inst->readTid())); inst->setIntSrc(ud_idx, // Always Read FloatRegBits For Now cpu->readFloatRegBits(reg_idx, inst->readTid())); } else { reg_idx -= Ctrl_Base_DepTag; - DPRINTF(InOrderUseDef, "[tid:%i]: Reading Misc Reg %i from Register File.\n", - tid, reg_idx); + DPRINTF(InOrderUseDef, "[tid:%i]: Reading Misc Reg %i from Register File:%i.\n", + tid, reg_idx, cpu->readMiscReg(reg_idx, inst->readTid())); inst->setIntSrc(ud_idx, cpu->readMiscReg(reg_idx, inst->readTid())); } @@ -208,12 +208,12 @@ UseDefUnit::execute(int slot_idx) int reg_idx = inst->_destRegIdx[ud_idx]; if (regDepMap[tid]->canWrite(reg_idx, inst)) { - DPRINTF(InOrderUseDef, "[tid:%i]: Attempting to write to Register File.\n", - tid); + DPRINTF(InOrderUseDef, "[tid:%i]: Flattening register idx %i & Attempting to write to Register File.\n", + tid, reg_idx); if (inst->seqNum <= outReadSeqNum[tid]) { if (reg_idx <= FP_Base_DepTag) { - DPRINTF(InOrderUseDef, "[tid:%i]: Writing 0x%x to register idx %i.\n", + DPRINTF(InOrderUseDef, "[tid:%i]: Writing Int. Result 0x%x to register idx %i.\n", tid, inst->readIntResult(ud_idx), reg_idx); // Remove Dependencies @@ -223,6 +223,8 @@ UseDefUnit::execute(int slot_idx) inst->readIntResult(ud_idx), inst->readTid()); } else if(reg_idx <= Ctrl_Base_DepTag) { + DPRINTF(InOrderUseDef, "[tid:%i]: Writing FP Result 0x%x (bits:0x%x) to register idx %i.\n", + tid, inst->readFloatResult(ud_idx), inst->readIntResult(ud_idx), reg_idx); // Remove Dependencies regDepMap[tid]->removeFront(reg_idx, inst); @@ -233,13 +235,17 @@ UseDefUnit::execute(int slot_idx) inst->readFloatResult(ud_idx), inst->readTid()); } else { + DPRINTF(InOrderUseDef, "[tid:%i]: Writing Misc. 0x%x to register idx %i.\n", + tid, inst->readIntResult(ud_idx), reg_idx); + // Remove Dependencies regDepMap[tid]->removeFront(reg_idx, inst); reg_idx -= Ctrl_Base_DepTag; + cpu->setMiscReg(reg_idx, - inst->readIntResult(ud_idx), - inst->readTid()); + inst->readIntResult(ud_idx), + inst->readTid()); } outWriteSeqNum[tid] = maxSeqNum; |