diff options
| -rw-r--r-- | chiselFrontend/src/main/scala/chisel3/core/Bits.scala | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/chiselFrontend/src/main/scala/chisel3/core/Bits.scala b/chiselFrontend/src/main/scala/chisel3/core/Bits.scala index 7e98cf04..b5de1317 100644 --- a/chiselFrontend/src/main/scala/chisel3/core/Bits.scala +++ b/chiselFrontend/src/main/scala/chisel3/core/Bits.scala @@ -738,10 +738,10 @@ sealed class UInt private[core] (width: Width) extends Bits(width) with Num[UInt (this +& that).tail(1) /** @group SourceInfoTransformMacro */ def do_-& (that: UInt)(implicit sourceInfo: SourceInfo, compileOptions: CompileOptions): UInt = - binop(sourceInfo, SInt((this.width max that.width) + 1), SubOp, that).asUInt + (this subtractAsSInt that).asUInt /** @group SourceInfoTransformMacro */ def do_-% (that: UInt)(implicit sourceInfo: SourceInfo, compileOptions: CompileOptions): UInt = - (this -& that).tail(1) + (this subtractAsSInt that).tail(1) /** Bitwise and operator * @@ -913,6 +913,9 @@ sealed class UInt private[core] (width: Width) extends Bits(width) with Num[UInt compileOptions: CompileOptions): Unit = { this := that.asUInt } + + private def subtractAsSInt(that: UInt)(implicit sourceInfo: SourceInfo, compileOptions: CompileOptions): SInt = + binop(sourceInfo, SInt((this.width max that.width) + 1), SubOp, that) } // This is currently a factory because both Bits and UInt inherit it. |