diff options
Diffstat (limited to 'src/main/scala/firrtl/passes/ConstProp.scala')
| -rw-r--r-- | src/main/scala/firrtl/passes/ConstProp.scala | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/src/main/scala/firrtl/passes/ConstProp.scala b/src/main/scala/firrtl/passes/ConstProp.scala index cf32092c..376a4fe3 100644 --- a/src/main/scala/firrtl/passes/ConstProp.scala +++ b/src/main/scala/firrtl/passes/ConstProp.scala @@ -143,7 +143,7 @@ object ConstProp extends Pass { case DoPrim(Leq, Seq(a,b),_,_) if isZero(a) && isUInt(b) => one case DoPrim(Gt, Seq(a,b),_,_) if isZero(a) && isUInt(b) => zero case DoPrim(Geq, Seq(a,b),_,_) if isUInt(a) && isZero(b) => one - case e => e + case ex => ex } } @@ -176,10 +176,10 @@ object ConstProp extends Pass { } // Calculates an expression's range of values x match { - case e: DoPrim => - def r0 = range(e.args.head) - def r1 = range(e.args(1)) - e.op match { + case ex: DoPrim => + def r0 = range(ex.args.head) + def r1 = range(ex.args(1)) + ex.op match { // Always true case Lt if r0 < r1 => one case Leq if r0 <= r1 => one @@ -190,9 +190,9 @@ object ConstProp extends Pass { case Leq if r0 > r1 => zero case Gt if r0 <= r1 => zero case Geq if r0 < r1 => zero - case _ => e + case _ => ex } - case e => e + case ex => ex } } foldIfZeroedArg(foldIfOutsideRange(e)) |