X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fcpu%2Finorder%2FInOrderCPU.py;h=920b9cdc13bedca9714f9cff2520f40585f74c2c;hb=a384525355c37f8776e03c78e12279c38c5c3097;hp=5d24ae4fd62a242aa4159ac5a8038ff1f67005c0;hpb=0c6a679359fa84060b5bc745a737073890d2fb90;p=gem5.git diff --git a/src/cpu/inorder/InOrderCPU.py b/src/cpu/inorder/InOrderCPU.py index 5d24ae4fd..920b9cdc1 100644 --- a/src/cpu/inorder/InOrderCPU.py +++ b/src/cpu/inorder/InOrderCPU.py @@ -29,55 +29,49 @@ from m5.params import * from m5.proxy import * from BaseCPU import BaseCPU +from BranchPredictor import BranchPredictor class ThreadModel(Enum): vals = ['Single', 'SMT', 'SwitchOnCacheMiss'] class InOrderCPU(BaseCPU): type = 'InOrderCPU' + cxx_header = "cpu/inorder/cpu.hh" activity = Param.Unsigned(0, "Initial count") + @classmethod + def memory_mode(cls): + return 'timing' + + @classmethod + def require_caches(cls): + return True + + @classmethod + def support_take_over(cls): + return True + threadModel = Param.ThreadModel('SMT', "Multithreading model (SE-MODE only)") cachePorts = Param.Unsigned(2, "Cache Ports") stageWidth = Param.Unsigned(4, "Stage width") - fetchMemPort = Param.String("icache_port" , "Name of Memory Port to get instructions from") - dataMemPort = Param.String("dcache_port" , "Name of Memory Port to get data from") - icache_port = Port("Instruction Port") - dcache_port = Port("Data Port") - _cached_ports = ['icache_port', 'dcache_port'] - - predType = Param.String("tournament", "Branch predictor type ('local', 'tournament')") - localPredictorSize = Param.Unsigned(2048, "Size of local predictor") - localCtrBits = Param.Unsigned(2, "Bits per counter") - localHistoryTableSize = Param.Unsigned(2048, "Size of local history table") - localHistoryBits = Param.Unsigned(11, "Bits for the local history") - globalPredictorSize = Param.Unsigned(8192, "Size of global predictor") - globalCtrBits = Param.Unsigned(2, "Bits per counter") - globalHistoryBits = Param.Unsigned(13, "Bits of history") - choicePredictorSize = Param.Unsigned(8192, "Size of choice predictor") - choiceCtrBits = Param.Unsigned(2, "Bits of choice counters") - - BTBEntries = Param.Unsigned(4096, "Number of BTB entries") - BTBTagSize = Param.Unsigned(16, "Size of the BTB tags, in bits") - - RASSize = Param.Unsigned(16, "RAS size") + fetchBuffSize = Param.Unsigned(4, "Fetch Buffer Size (Number of Cache Blocks Stored)") + memBlockSize = Param.Unsigned(64, "Memory Block Size") - instShiftAmt = Param.Unsigned(2, "Number of bits to shift instructions by") - functionTrace = Param.Bool(False, "Enable function trace") - functionTraceStart = Param.Tick(0, "Cycle to start function trace") stageTracing = Param.Bool(False, "Enable tracing of each stage in CPU") - memBlockSize = Param.Unsigned(64, "Memory Block Size") + multLatency = Param.Cycles(1, "Latency for Multiply Operations") + multRepeatRate = Param.Cycles(1, "Repeat Rate for Multiply Operations") + div8Latency = Param.Cycles(1, "Latency for 8-bit Divide Operations") + div8RepeatRate = Param.Cycles(1, "Repeat Rate for 8-bit Divide Operations") + div16Latency = Param.Cycles(1, "Latency for 16-bit Divide Operations") + div16RepeatRate = Param.Cycles(1, "Repeat Rate for 16-bit Divide Operations") + div24Latency = Param.Cycles(1, "Latency for 24-bit Divide Operations") + div24RepeatRate = Param.Cycles(1, "Repeat Rate for 24-bit Divide Operations") + div32Latency = Param.Cycles(1, "Latency for 32-bit Divide Operations") + div32RepeatRate = Param.Cycles(1, "Repeat Rate for 32-bit Divide Operations") - multLatency = Param.Unsigned(1, "Latency for Multiply Operations") - multRepeatRate = Param.Unsigned(1, "Repeat Rate for Multiply Operations") - div8Latency = Param.Unsigned(1, "Latency for 8-bit Divide Operations") - div8RepeatRate = Param.Unsigned(1, "Repeat Rate for 8-bit Divide Operations") - div16Latency = Param.Unsigned(1, "Latency for 16-bit Divide Operations") - div16RepeatRate = Param.Unsigned(1, "Repeat Rate for 16-bit Divide Operations") - div24Latency = Param.Unsigned(1, "Latency for 24-bit Divide Operations") - div24RepeatRate = Param.Unsigned(1, "Repeat Rate for 24-bit Divide Operations") - div32Latency = Param.Unsigned(1, "Latency for 32-bit Divide Operations") - div32RepeatRate = Param.Unsigned(1, "Repeat Rate for 32-bit Divide Operations") + branchPred = Param.BranchPredictor(BranchPredictor(numThreads = + Parent.numThreads), + "Branch Predictor")