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Improve CsrPlugin CombinatorialPaths

This commit is contained in:
Dolu1990 2018-10-23 19:07:08 +02:00
parent 7096c63d50
commit 372063582c
1 changed files with 2 additions and 1 deletions
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3
src/main/scala/vexriscv/plugin/CsrPlugin.scala
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@ -643,6 +643,7 @@ class CsrPlugin(config: CsrPluginConfig) extends Plugin[VexRiscv] with Exception
interruptJump := interrupt && pipelineLiberator.done
val hadException = RegNext(exception) init(False)
pipelineLiberator.done.clearWhen(hadException)
val targetPrivilege = CombInit(interruptTargetPrivilege)
@ -666,7 +667,7 @@ class CsrPlugin(config: CsrPluginConfig) extends Plugin[VexRiscv] with Exception
}
}
when(hadException || (interruptJump && !exception)){
when(hadException || interruptJump){
jumpInterface.valid := True
jumpInterface.payload := (if(!mtvecModeGen) mtvec.base @@ "00" else (mtvec.mode === 0 || hadException) ? (mtvec.base @@ "00") | ((mtvec.base + trapCause) @@ "00") )
memory.arbitration.flushAll := True