[rtl] fix vslide1down_vx.

chipsalliance · Nov 7, 2024 · 29911b9 · 29911b9
1 parent 6c9b3e9
commit 29911b9
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/t1/src/mask/SlideIndexGen.scala b/t1/src/mask/SlideIndexGen.scala
@@ -132,7 +132,7 @@ class SlideIndexGen(parameter: T1Parameter) extends Module {
   // 0: dataOffset, 1:  accessLane,
   // 2: offset, 3: reallyGrowth,
   // 4: notNeedRead, 5: elementValid
-  indexDeq.bits.needRead       := VecInit(indexVec.map(!_(4))).asUInt
+  indexDeq.bits.needRead       := VecInit(indexVec.map(!_(4))).asUInt & (~replaceWithVs1).asUInt
   indexDeq.bits.elementValid   := VecInit(indexVec.map(_(5))).asUInt | replaceWithVs1
   indexDeq.bits.replaceVs1     := replaceWithVs1
   indexDeq.bits.readOffset     := VecInit(indexVec.map(_(2))).asUInt