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IBusCache can now avoid injectorStage in singleStage mode

This commit is contained in:
Dolu1990 2019-01-30 01:37:47 +01:00
parent f4598fbd0a
commit 11f55359c6
1 changed files with 4 additions and 2 deletions
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6
src/main/scala/vexriscv/plugin/IBusCachedPlugin.scala
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@ -33,7 +33,8 @@ class IBusCachedPlugin(resetVector : BigInt = 0x80000000l,
keepPcPlus4 : Boolean = false, keepPcPlus4 : Boolean = false,
config : InstructionCacheConfig, config : InstructionCacheConfig,
memoryTranslatorPortConfig : Any = null, memoryTranslatorPortConfig : Any = null,
injectorStage : Boolean = false) extends IBusFetcherImpl( injectorStage : Boolean = false,
withoutInjectorStage : Boolean = false) extends IBusFetcherImpl(
resetVector = resetVector, resetVector = resetVector,
keepPcPlus4 = keepPcPlus4, keepPcPlus4 = keepPcPlus4,
decodePcGen = compressedGen, decodePcGen = compressedGen,
@ -43,9 +44,10 @@ class IBusCachedPlugin(resetVector : BigInt = 0x80000000l,
injectorReadyCutGen = false, injectorReadyCutGen = false,
prediction = prediction, prediction = prediction,
historyRamSizeLog2 = historyRamSizeLog2, historyRamSizeLog2 = historyRamSizeLog2,
injectorStage = !config.twoCycleCache || injectorStage){ injectorStage = (!config.twoCycleCache && !withoutInjectorStage) || injectorStage){
import config._ import config._
assert(!(withoutInjectorStage && injectorStage))
var iBus : InstructionCacheMemBus = null var iBus : InstructionCacheMemBus = null
var mmuBus : MemoryTranslatorBus = null var mmuBus : MemoryTranslatorBus = null