[llvm] [VPlan] Mark VPInstruction::ExplicitVectorLength as single scalar. NFC (PR #150221)
via llvm-commits
llvm-commits at lists.llvm.org
Wed Jul 23 06:31:27 PDT 2025
llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT-->
@llvm/pr-subscribers-vectorizers
Author: Luke Lau (lukel97)
<details>
<summary>Changes</summary>
This allows it to be broadcasted without an explicit VPInstruction::Broadcast in #<!-- -->150202
---
Full diff: https://github.com/llvm/llvm-project/pull/150221.diff
6 Files Affected:
- (modified) llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp (+7-1)
- (modified) llvm/test/Transforms/LoopVectorize/RISCV/vplan-vp-call-intrinsics.ll (+9-9)
- (modified) llvm/test/Transforms/LoopVectorize/RISCV/vplan-vp-cast-intrinsics.ll (+11-11)
- (modified) llvm/test/Transforms/LoopVectorize/RISCV/vplan-vp-intrinsics-fixed-order-recurrence.ll (+1-1)
- (modified) llvm/test/Transforms/LoopVectorize/RISCV/vplan-vp-intrinsics-reduction.ll (+2-2)
- (modified) llvm/test/Transforms/LoopVectorize/RISCV/vplan-vp-intrinsics.ll (+1-1)
``````````diff
diff --git a/llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp b/llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp
index 1fbc3f3e725ee..2921973c21aff 100644
--- a/llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp
+++ b/llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp
@@ -991,7 +991,13 @@ bool VPInstruction::isVectorToScalar() const {
}
bool VPInstruction::isSingleScalar() const {
- return getOpcode() == Instruction::PHI || isScalarCast();
+ switch (getOpcode()) {
+ case Instruction::PHI:
+ case VPInstruction::ExplicitVectorLength:
+ return true;
+ default:
+ return isScalarCast();
+ }
}
void VPInstruction::execute(VPTransformState &State) {
diff --git a/llvm/test/Transforms/LoopVectorize/RISCV/vplan-vp-call-intrinsics.ll b/llvm/test/Transforms/LoopVectorize/RISCV/vplan-vp-call-intrinsics.ll
index bb61f431d064d..9652351d5bfc4 100644
--- a/llvm/test/Transforms/LoopVectorize/RISCV/vplan-vp-call-intrinsics.ll
+++ b/llvm/test/Transforms/LoopVectorize/RISCV/vplan-vp-call-intrinsics.ll
@@ -22,7 +22,7 @@ define void @vp_smax(ptr %a, ptr %b, ptr %c, i64 %N) {
; IF-EVL-NEXT: EMIT vp<[[IV:%[0-9]+]]> = CANONICAL-INDUCTION
; IF-EVL-NEXT: EXPLICIT-VECTOR-LENGTH-BASED-IV-PHI vp<[[EVL_PHI:%[0-9]+]]> = phi ir<0>, vp<[[IV_NEXT:%.+]]>
; IF-EVL-NEXT: EMIT vp<[[AVL:%.+]]> = sub ir<%N>, vp<[[EVL_PHI]]>
-; IF-EVL-NEXT: EMIT vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
+; IF-EVL-NEXT: EMIT-SCALAR vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
; IF-EVL-NEXT: vp<[[ST:%[0-9]+]]> = SCALAR-STEPS vp<[[EVL_PHI]]>, ir<1>, vp<[[EVL]]
; IF-EVL-NEXT: CLONE ir<[[GEP1:%.+]]> = getelementptr inbounds ir<%b>, vp<[[ST]]>
; IF-EVL-NEXT: vp<[[PTR1:%[0-9]+]]> = vector-pointer ir<[[GEP1]]>
@@ -78,7 +78,7 @@ define void @vp_smin(ptr %a, ptr %b, ptr %c, i64 %N) {
; IF-EVL-NEXT: EMIT vp<[[IV:%[0-9]+]]> = CANONICAL-INDUCTION
; IF-EVL-NEXT: EXPLICIT-VECTOR-LENGTH-BASED-IV-PHI vp<[[EVL_PHI:%[0-9]+]]> = phi ir<0>, vp<[[IV_NEXT:%.+]]>
; IF-EVL-NEXT: EMIT vp<[[AVL:%.+]]> = sub ir<%N>, vp<[[EVL_PHI]]>
-; IF-EVL-NEXT: EMIT vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
+; IF-EVL-NEXT: EMIT-SCALAR vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
; IF-EVL-NEXT: vp<[[ST:%[0-9]+]]> = SCALAR-STEPS vp<[[EVL_PHI]]>, ir<1>, vp<[[EVL]]>
; IF-EVL-NEXT: CLONE ir<[[GEP1:%.+]]> = getelementptr inbounds ir<%b>, vp<[[ST]]>
; IF-EVL-NEXT: vp<[[PTR1:%[0-9]+]]> = vector-pointer ir<[[GEP1]]>
@@ -134,7 +134,7 @@ define void @vp_umax(ptr %a, ptr %b, ptr %c, i64 %N) {
; IF-EVL-NEXT: EMIT vp<[[IV:%[0-9]+]]> = CANONICAL-INDUCTION
; IF-EVL-NEXT: EXPLICIT-VECTOR-LENGTH-BASED-IV-PHI vp<[[EVL_PHI:%[0-9]+]]> = phi ir<0>, vp<[[IV_NEXT:%.+]]>
; IF-EVL-NEXT: EMIT vp<[[AVL:%.+]]> = sub ir<%N>, vp<[[EVL_PHI]]>
-; IF-EVL-NEXT: EMIT vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
+; IF-EVL-NEXT: EMIT-SCALAR vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
; IF-EVL-NEXT: vp<[[ST:%[0-9]+]]> = SCALAR-STEPS vp<[[EVL_PHI]]>, ir<1>, vp<[[EVL]]>
; IF-EVL-NEXT: CLONE ir<[[GEP1:%.+]]> = getelementptr inbounds ir<%b>, vp<[[ST]]>
; IF-EVL-NEXT: vp<[[PTR1:%[0-9]+]]> = vector-pointer ir<[[GEP1]]>
@@ -190,7 +190,7 @@ define void @vp_umin(ptr %a, ptr %b, ptr %c, i64 %N) {
; IF-EVL-NEXT: EMIT vp<[[IV:%[0-9]+]]> = CANONICAL-INDUCTION
; IF-EVL-NEXT: EXPLICIT-VECTOR-LENGTH-BASED-IV-PHI vp<[[EVL_PHI:%[0-9]+]]> = phi ir<0>, vp<[[IV_NEXT:%.+]]>
; IF-EVL-NEXT: EMIT vp<[[AVL:%.+]]> = sub ir<%N>, vp<[[EVL_PHI]]>
-; IF-EVL-NEXT: EMIT vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
+; IF-EVL-NEXT: EMIT-SCALAR vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
; IF-EVL-NEXT: vp<[[ST:%[0-9]+]]> = SCALAR-STEPS vp<[[EVL_PHI]]>, ir<1>, vp<[[EVL]]
; IF-EVL-NEXT: CLONE ir<[[GEP1:%.+]]> = getelementptr inbounds ir<%b>, vp<[[ST]]>
; IF-EVL-NEXT: vp<[[PTR1:%[0-9]+]]> = vector-pointer ir<[[GEP1]]>
@@ -246,7 +246,7 @@ define void @vp_ctlz(ptr %a, ptr %b, i64 %N) {
; IF-EVL-NEXT: EMIT vp<[[IV:%[0-9]+]]> = CANONICAL-INDUCTION
; IF-EVL-NEXT: EXPLICIT-VECTOR-LENGTH-BASED-IV-PHI vp<[[EVL_PHI:%[0-9]+]]> = phi ir<0>, vp<[[IV_NEXT:%.+]]>
; IF-EVL-NEXT: EMIT vp<[[AVL:%.+]]> = sub ir<%N>, vp<[[EVL_PHI]]>
-; IF-EVL-NEXT: EMIT vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
+; IF-EVL-NEXT: EMIT-SCALAR vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
; IF-EVL-NEXT: vp<[[ST:%[0-9]+]]> = SCALAR-STEPS vp<[[EVL_PHI]]>, ir<1>, vp<[[EVL]]>
; IF-EVL-NEXT: CLONE ir<[[GEP1:%.+]]> = getelementptr inbounds ir<%b>, vp<[[ST]]>
; IF-EVL-NEXT: vp<[[PTR1:%[0-9]+]]> = vector-pointer ir<[[GEP1]]>
@@ -297,7 +297,7 @@ define void @vp_cttz(ptr %a, ptr %b, i64 %N) {
; IF-EVL-NEXT: EMIT vp<[[IV:%[0-9]+]]> = CANONICAL-INDUCTION
; IF-EVL-NEXT: EXPLICIT-VECTOR-LENGTH-BASED-IV-PHI vp<[[EVL_PHI:%[0-9]+]]> = phi ir<0>, vp<[[IV_NEXT:%.+]]>
; IF-EVL-NEXT: EMIT vp<[[AVL:%.+]]> = sub ir<%N>, vp<[[EVL_PHI]]>
-; IF-EVL-NEXT: EMIT vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
+; IF-EVL-NEXT: EMIT-SCALAR vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
; IF-EVL-NEXT: vp<[[ST:%[0-9]+]]> = SCALAR-STEPS vp<[[EVL_PHI]]>, ir<1>, vp<[[EVL]]>
; IF-EVL-NEXT: CLONE ir<[[GEP1:%.+]]> = getelementptr inbounds ir<%b>, vp<[[ST]]>
; IF-EVL-NEXT: vp<[[PTR1:%[0-9]+]]> = vector-pointer ir<[[GEP1]]>
@@ -348,7 +348,7 @@ define void @vp_lrint(ptr %a, ptr %b, i64 %N) {
; IF-EVL-NEXT: EMIT vp<[[IV:%[0-9]+]]> = CANONICAL-INDUCTION
; IF-EVL-NEXT: EXPLICIT-VECTOR-LENGTH-BASED-IV-PHI vp<[[EVL_PHI:%[0-9]+]]> = phi ir<0>, vp<[[IV_NEXT:%.+]]>
; IF-EVL-NEXT: EMIT vp<[[AVL:%.+]]> = sub ir<%N>, vp<[[EVL_PHI]]>
-; IF-EVL-NEXT: EMIT vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
+; IF-EVL-NEXT: EMIT-SCALAR vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
; IF-EVL-NEXT: vp<[[ST:%[0-9]+]]> = SCALAR-STEPS vp<[[EVL_PHI]]>, ir<1>, vp<[[EVL]]>
; IF-EVL-NEXT: CLONE ir<[[GEP1:%.+]]> = getelementptr inbounds ir<%b>, vp<[[ST]]>
; IF-EVL-NEXT: vp<[[PTR1:%[0-9]+]]> = vector-pointer ir<[[GEP1]]>
@@ -403,7 +403,7 @@ define void @vp_llrint(ptr %a, ptr %b, i64 %N) {
; IF-EVL-NEXT: EMIT vp<[[IV:%[0-9]+]]> = CANONICAL-INDUCTION
; IF-EVL-NEXT: EXPLICIT-VECTOR-LENGTH-BASED-IV-PHI vp<[[EVL_PHI:%[0-9]+]]> = phi ir<0>, vp<[[IV_NEXT:%.+]]>
; IF-EVL-NEXT: EMIT vp<[[AVL:%.+]]> = sub ir<%N>, vp<[[EVL_PHI]]>
-; IF-EVL-NEXT: EMIT vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
+; IF-EVL-NEXT: EMIT-SCALAR vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
; IF-EVL-NEXT: vp<[[ST:%[0-9]+]]> = SCALAR-STEPS vp<[[EVL_PHI]]>, ir<1>, vp<[[EVL]]>
; IF-EVL-NEXT: CLONE ir<[[GEP1:%.+]]> = getelementptr inbounds ir<%b>, vp<[[ST]]>
; IF-EVL-NEXT: vp<[[PTR1:%[0-9]+]]> = vector-pointer ir<[[GEP1]]>
@@ -458,7 +458,7 @@ define void @vp_abs(ptr %a, ptr %b, i64 %N) {
; IF-EVL-NEXT: EMIT vp<[[IV:%[0-9]+]]> = CANONICAL-INDUCTION
; IF-EVL-NEXT: EXPLICIT-VECTOR-LENGTH-BASED-IV-PHI vp<[[EVL_PHI:%[0-9]+]]> = phi ir<0>, vp<[[IV_NEXT:%.+]]>
; IF-EVL-NEXT: EMIT vp<[[AVL:%.+]]> = sub ir<%N>, vp<[[EVL_PHI]]>
-; IF-EVL-NEXT: EMIT vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
+; IF-EVL-NEXT: EMIT-SCALAR vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
; IF-EVL-NEXT: vp<[[ST:%[0-9]+]]> = SCALAR-STEPS vp<[[EVL_PHI]]>, ir<1>, vp<[[EVL]]>
; IF-EVL-NEXT: CLONE ir<[[GEP1:%.+]]> = getelementptr inbounds ir<%b>, vp<[[ST]]>
; IF-EVL-NEXT: vp<[[PTR1:%[0-9]+]]> = vector-pointer ir<[[GEP1]]>
diff --git a/llvm/test/Transforms/LoopVectorize/RISCV/vplan-vp-cast-intrinsics.ll b/llvm/test/Transforms/LoopVectorize/RISCV/vplan-vp-cast-intrinsics.ll
index 2e1bcaaf3fc29..3ec48ef48d846 100644
--- a/llvm/test/Transforms/LoopVectorize/RISCV/vplan-vp-cast-intrinsics.ll
+++ b/llvm/test/Transforms/LoopVectorize/RISCV/vplan-vp-cast-intrinsics.ll
@@ -21,7 +21,7 @@ define void @vp_sext(ptr %a, ptr %b, i64 %N) {
; IF-EVL-NEXT: EMIT vp<[[IV:%[0-9]+]]> = CANONICAL-INDUCTION
; IF-EVL-NEXT: EXPLICIT-VECTOR-LENGTH-BASED-IV-PHI vp<[[EVL_PHI:%[0-9]+]]> = phi ir<0>, vp<[[IV_NEXT:%.+]]>
; IF-EVL-NEXT: EMIT vp<[[AVL:%.+]]> = sub ir<%N>, vp<[[EVL_PHI]]>
-; IF-EVL-NEXT: EMIT vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
+; IF-EVL-NEXT: EMIT-SCALAR vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
; IF-EVL-NEXT: vp<[[ST:%[0-9]+]]> = SCALAR-STEPS vp<[[EVL_PHI]]>, ir<1>, vp<[[EVL]]>
; IF-EVL-NEXT: CLONE ir<[[GEP1:%.+]]> = getelementptr inbounds ir<%b>, vp<[[ST]]>
; IF-EVL-NEXT: vp<[[PTR1:%[0-9]+]]> = vector-pointer ir<[[GEP1]]>
@@ -74,7 +74,7 @@ define void @vp_zext(ptr %a, ptr %b, i64 %N) {
; IF-EVL-NEXT: EMIT vp<[[IV:%[0-9]+]]> = CANONICAL-INDUCTION
; IF-EVL-NEXT: EXPLICIT-VECTOR-LENGTH-BASED-IV-PHI vp<[[EVL_PHI:%[0-9]+]]> = phi ir<0>, vp<[[IV_NEXT:%.+]]>
; IF-EVL-NEXT: EMIT vp<[[AVL:%.+]]> = sub ir<%N>, vp<[[EVL_PHI]]>
-; IF-EVL-NEXT: EMIT vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
+; IF-EVL-NEXT: EMIT-SCALAR vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
; IF-EVL-NEXT: vp<[[ST:%[0-9]+]]> = SCALAR-STEPS vp<[[EVL_PHI]]>, ir<1>, vp<[[EVL]]>
; IF-EVL-NEXT: CLONE ir<[[GEP1:%.+]]> = getelementptr inbounds ir<%b>, vp<[[ST]]>
; IF-EVL-NEXT: vp<[[PTR1:%[0-9]+]]> = vector-pointer ir<[[GEP1]]>
@@ -125,7 +125,7 @@ define void @vp_trunc(ptr %a, ptr %b, i64 %N) {
; IF-EVL-NEXT: EMIT vp<[[IV:%[0-9]+]]> = CANONICAL-INDUCTION
; IF-EVL-NEXT: EXPLICIT-VECTOR-LENGTH-BASED-IV-PHI vp<[[EVL_PHI:%[0-9]+]]> = phi ir<0>, vp<[[IV_NEXT:%.+]]>
; IF-EVL-NEXT: EMIT vp<[[AVL:%.+]]> = sub ir<%N>, vp<[[EVL_PHI]]>
-; IF-EVL-NEXT: EMIT vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
+; IF-EVL-NEXT: EMIT-SCALAR vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
; IF-EVL-NEXT: vp<[[ST:%[0-9]+]]> = SCALAR-STEPS vp<[[EVL_PHI]]>, ir<1>, vp<[[EVL]]>
; IF-EVL-NEXT: CLONE ir<[[GEP1:%.+]]> = getelementptr inbounds ir<%b>, vp<[[ST]]>
; IF-EVL-NEXT: vp<[[PTR1:%[0-9]+]]> = vector-pointer ir<[[GEP1]]>
@@ -176,7 +176,7 @@ define void @vp_fpext(ptr %a, ptr %b, i64 %N) {
; IF-EVL-NEXT: EMIT vp<[[IV:%[0-9]+]]> = CANONICAL-INDUCTION
; IF-EVL-NEXT: EXPLICIT-VECTOR-LENGTH-BASED-IV-PHI vp<[[EVL_PHI:%[0-9]+]]> = phi ir<0>, vp<[[IV_NEXT:%.+]]>
; IF-EVL-NEXT: EMIT vp<[[AVL:%.+]]> = sub ir<%N>, vp<[[EVL_PHI]]>
-; IF-EVL-NEXT: EMIT vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
+; IF-EVL-NEXT: EMIT-SCALAR vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
; IF-EVL-NEXT: vp<[[ST:%[0-9]+]]> = SCALAR-STEPS vp<[[EVL_PHI]]>, ir<1>, vp<[[EVL]]>
; IF-EVL-NEXT: CLONE ir<[[GEP1:%.+]]> = getelementptr inbounds ir<%b>, vp<[[ST]]>
; IF-EVL-NEXT: vp<[[PTR1:%[0-9]+]]> = vector-pointer ir<[[GEP1]]>
@@ -227,7 +227,7 @@ define void @vp_fptrunc(ptr %a, ptr %b, i64 %N) {
; IF-EVL-NEXT: EMIT vp<[[IV:%[0-9]+]]> = CANONICAL-INDUCTION
; IF-EVL-NEXT: EXPLICIT-VECTOR-LENGTH-BASED-IV-PHI vp<[[EVL_PHI:%[0-9]+]]> = phi ir<0>, vp<[[IV_NEXT:%.+]]>
; IF-EVL-NEXT: EMIT vp<[[AVL:%.+]]> = sub ir<%N>, vp<[[EVL_PHI]]>
-; IF-EVL-NEXT: EMIT vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
+; IF-EVL-NEXT: EMIT-SCALAR vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
; IF-EVL-NEXT: vp<[[ST:%[0-9]+]]> = SCALAR-STEPS vp<[[EVL_PHI]]>, ir<1>, vp<[[EVL]]>
; IF-EVL-NEXT: CLONE ir<[[GEP1:%.+]]> = getelementptr inbounds ir<%b>, vp<[[ST]]>
; IF-EVL-NEXT: vp<[[PTR1:%[0-9]+]]> = vector-pointer ir<[[GEP1]]>
@@ -278,7 +278,7 @@ define void @vp_sitofp(ptr %a, ptr %b, i64 %N) {
; IF-EVL-NEXT: EMIT vp<[[IV:%[0-9]+]]> = CANONICAL-INDUCTION
; IF-EVL-NEXT: EXPLICIT-VECTOR-LENGTH-BASED-IV-PHI vp<[[EVL_PHI:%[0-9]+]]> = phi ir<0>, vp<[[IV_NEXT:%.+]]>
; IF-EVL-NEXT: EMIT vp<[[AVL:%.+]]> = sub ir<%N>, vp<[[EVL_PHI]]>
-; IF-EVL-NEXT: EMIT vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
+; IF-EVL-NEXT: EMIT-SCALAR vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
; IF-EVL-NEXT: vp<[[ST:%[0-9]+]]> = SCALAR-STEPS vp<[[EVL_PHI]]>, ir<1>, vp<[[EVL]]>
; IF-EVL-NEXT: CLONE ir<[[GEP1:%.+]]> = getelementptr inbounds ir<%b>, vp<[[ST]]>
; IF-EVL-NEXT: vp<[[PTR1:%[0-9]+]]> = vector-pointer ir<[[GEP1]]>
@@ -329,7 +329,7 @@ define void @vp_uitofp(ptr %a, ptr %b, i64 %N) {
; IF-EVL-NEXT: EMIT vp<[[IV:%[0-9]+]]> = CANONICAL-INDUCTION
; IF-EVL-NEXT: EXPLICIT-VECTOR-LENGTH-BASED-IV-PHI vp<[[EVL_PHI:%[0-9]+]]> = phi ir<0>, vp<[[IV_NEXT:%.+]]>
; IF-EVL-NEXT: EMIT vp<[[AVL:%.+]]> = sub ir<%N>, vp<[[EVL_PHI]]>
-; IF-EVL-NEXT: EMIT vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
+; IF-EVL-NEXT: EMIT-SCALAR vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
; IF-EVL-NEXT: vp<[[ST:%[0-9]+]]> = SCALAR-STEPS vp<[[EVL_PHI]]>, ir<1>, vp<[[EVL]]
; IF-EVL-NEXT: CLONE ir<[[GEP1:%.+]]> = getelementptr inbounds ir<%b>, vp<[[ST]]>
; IF-EVL-NEXT: vp<[[PTR1:%[0-9]+]]> = vector-pointer ir<[[GEP1]]>
@@ -380,7 +380,7 @@ define void @vp_fptosi(ptr %a, ptr %b, i64 %N) {
; IF-EVL-NEXT: EMIT vp<[[IV:%[0-9]+]]> = CANONICAL-INDUCTION
; IF-EVL-NEXT: EXPLICIT-VECTOR-LENGTH-BASED-IV-PHI vp<[[EVL_PHI:%[0-9]+]]> = phi ir<0>, vp<[[IV_NEXT:%.+]]>
; IF-EVL-NEXT: EMIT vp<[[AVL:%.+]]> = sub ir<%N>, vp<[[EVL_PHI]]>
-; IF-EVL-NEXT: EMIT vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
+; IF-EVL-NEXT: EMIT-SCALAR vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
; IF-EVL-NEXT: vp<[[ST:%[0-9]+]]> = SCALAR-STEPS vp<[[EVL_PHI]]>, ir<1>, vp<[[EVL]]>
; IF-EVL-NEXT: CLONE ir<[[GEP1:%.+]]> = getelementptr inbounds ir<%b>, vp<[[ST]]>
; IF-EVL-NEXT: vp<[[PTR1:%[0-9]+]]> = vector-pointer ir<[[GEP1]]>
@@ -431,7 +431,7 @@ define void @vp_fptoui(ptr %a, ptr %b, i64 %N) {
; IF-EVL-NEXT: EMIT vp<[[IV:%[0-9]+]]> = CANONICAL-INDUCTION
; IF-EVL-NEXT: EXPLICIT-VECTOR-LENGTH-BASED-IV-PHI vp<[[EVL_PHI:%[0-9]+]]> = phi ir<0>, vp<[[IV_NEXT:%.+]]>
; IF-EVL-NEXT: EMIT vp<[[AVL:%.+]]> = sub ir<%N>, vp<[[EVL_PHI]]>
-; IF-EVL-NEXT: EMIT vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
+; IF-EVL-NEXT: EMIT-SCALAR vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
; IF-EVL-NEXT: vp<[[ST:%[0-9]+]]> = SCALAR-STEPS vp<[[EVL_PHI]]>, ir<1>, vp<[[EVL]]>
; IF-EVL-NEXT: CLONE ir<[[GEP1:%.+]]> = getelementptr inbounds ir<%b>, vp<[[ST]]>
; IF-EVL-NEXT: vp<[[PTR1:%[0-9]+]]> = vector-pointer ir<[[GEP1]]>
@@ -482,7 +482,7 @@ define void @vp_inttoptr(ptr %a, ptr %b, i64 %N) {
; IF-EVL-NEXT: EMIT vp<[[IV:%[0-9]+]]> = CANONICAL-INDUCTION
; IF-EVL-NEXT: EXPLICIT-VECTOR-LENGTH-BASED-IV-PHI vp<[[EVL_PHI:%[0-9]+]]> = phi ir<0>, vp<[[IV_NEXT:%.+]]>
; IF-EVL-NEXT: EMIT vp<[[AVL:%.+]]> = sub ir<%N>, vp<[[EVL_PHI]]>
-; IF-EVL-NEXT: EMIT vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
+; IF-EVL-NEXT: EMIT-SCALAR vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
; IF-EVL-NEXT: vp<[[ST:%[0-9]+]]> = SCALAR-STEPS vp<[[EVL_PHI]]>, ir<1>, vp<[[EVL]]>
; IF-EVL-NEXT: CLONE ir<[[GEP1:%.+]]> = getelementptr inbounds ir<%b>, vp<[[ST]]>
; IF-EVL-NEXT: vp<[[PTR1:%[0-9]+]]> = vector-pointer ir<[[GEP1]]>
@@ -534,7 +534,7 @@ define void @vp_ptrtoint(ptr %a, ptr %b, i64 %N) {
; IF-EVL-NEXT: EXPLICIT-VECTOR-LENGTH-BASED-IV-PHI vp<[[INDEX_EVL:%.+]]> = phi ir<0>, vp<[[INDEX_EVL_NEXT:%.+]]>
; IF-EVL-NEXT: ir<[[IV:%.+]]> = WIDEN-INDUCTION ir<0>, ir<1>, vp<[[EVL]]>
; IF-EVL-NEXT: EMIT vp<[[AVL:%.+]]> = sub ir<[[N]]>, vp<[[INDEX_EVL]]>
-; IF-EVL-NEXT: EMIT vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
+; IF-EVL-NEXT: EMIT-SCALAR vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
; IF-EVL-NEXT: vp<[[SCALAR_STEPS:%.+]]> = SCALAR-STEPS vp<[[INDEX_EVL]]>, ir<1>, vp<[[EVL]]>
; IF-EVL-NEXT: WIDEN-GEP Inv[Var] ir<[[GEP:%.+]]> = getelementptr inbounds ir<%b>, ir<[[IV]]>
; IF-EVL-NEXT: WIDEN-CAST ir<[[PTRTOINT:%.+]]> = ptrtoint ir<[[GEP]]> to i64
diff --git a/llvm/test/Transforms/LoopVectorize/RISCV/vplan-vp-intrinsics-fixed-order-recurrence.ll b/llvm/test/Transforms/LoopVectorize/RISCV/vplan-vp-intrinsics-fixed-order-recurrence.ll
index 7540b77d0d50a..7f292134aa62e 100644
--- a/llvm/test/Transforms/LoopVectorize/RISCV/vplan-vp-intrinsics-fixed-order-recurrence.ll
+++ b/llvm/test/Transforms/LoopVectorize/RISCV/vplan-vp-intrinsics-fixed-order-recurrence.ll
@@ -29,7 +29,7 @@ define void @first_order_recurrence(ptr noalias %A, ptr noalias %B, i64 %TC) {
; IF-EVL-NEXT: FIRST-ORDER-RECURRENCE-PHI ir<[[FOR_PHI:%.+]]> = phi ir<33>, ir<[[LD:%.+]]>
; IF-EVL-NEXT: EMIT-SCALAR vp<[[PREV_EVL:%.+]]> = phi [ vp<[[VF32]]>, vector.ph ], [ vp<[[EVL:%.+]]>, vector.body ]
; IF-EVL-NEXT: EMIT vp<[[AVL:%.+]]> = sub ir<%TC>, vp<[[EVL_PHI]]>
-; IF-EVL-NEXT: EMIT vp<[[EVL]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
+; IF-EVL-NEXT: EMIT-SCALAR vp<[[EVL]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
; IF-EVL-NEXT: vp<[[ST:%[0-9]+]]> = SCALAR-STEPS vp<[[EVL_PHI]]>, ir<1>
; IF-EVL-NEXT: CLONE ir<[[GEP1:%.+]]> = getelementptr inbounds nuw ir<%A>, vp<[[ST]]
; IF-EVL-NEXT: vp<[[PTR1:%[0-9]+]]> = vector-pointer ir<[[GEP1]]>
diff --git a/llvm/test/Transforms/LoopVectorize/RISCV/vplan-vp-intrinsics-reduction.ll b/llvm/test/Transforms/LoopVectorize/RISCV/vplan-vp-intrinsics-reduction.ll
index aa15a20a21d7a..baf546b773739 100644
--- a/llvm/test/Transforms/LoopVectorize/RISCV/vplan-vp-intrinsics-reduction.ll
+++ b/llvm/test/Transforms/LoopVectorize/RISCV/vplan-vp-intrinsics-reduction.ll
@@ -45,7 +45,7 @@ define i32 @reduction(ptr %a, i64 %n, i32 %start) {
; IF-EVL-OUTLOOP-NEXT: EXPLICIT-VECTOR-LENGTH-BASED-IV-PHI vp<[[EVL_PHI:%[0-9]+]]> = phi ir<0>, vp<[[IV_NEXT:%.+]]>
; IF-EVL-OUTLOOP-NEXT: WIDEN-REDUCTION-PHI ir<[[RDX_PHI:%.+]]> = phi vp<[[RDX_START]]>, vp<[[RDX_SELECT:%.+]]>
; IF-EVL-OUTLOOP-NEXT: EMIT vp<[[AVL:%.+]]> = sub ir<%n>, vp<[[EVL_PHI]]>
-; IF-EVL-OUTLOOP-NEXT: EMIT vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
+; IF-EVL-OUTLOOP-NEXT: EMIT-SCALAR vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
; IF-EVL-OUTLOOP-NEXT: vp<[[ST:%[0-9]+]]> = SCALAR-STEPS vp<[[EVL_PHI]]>, ir<1>, vp<[[EVL]]>
; IF-EVL-OUTLOOP-NEXT: CLONE ir<[[GEP1:%.+]]> = getelementptr inbounds ir<%a>, vp<[[ST]]>
; IF-EVL-OUTLOOP-NEXT: vp<[[PTR1:%[0-9]+]]> = vector-pointer ir<[[GEP1]]>
@@ -84,7 +84,7 @@ define i32 @reduction(ptr %a, i64 %n, i32 %start) {
; IF-EVL-INLOOP-NEXT: EXPLICIT-VECTOR-LENGTH-BASED-IV-PHI vp<[[EVL_PHI:%[0-9]+]]> = phi ir<0>, vp<[[IV_NEXT:%.+]]>
; IF-EVL-INLOOP-NEXT: WIDEN-REDUCTION-PHI ir<[[RDX_PHI:%.+]]> = phi vp<[[RDX_START]]>, ir<[[RDX_NEXT:%.+]]>
; IF-EVL-INLOOP-NEXT: EMIT vp<[[AVL:%.+]]> = sub ir<%n>, vp<[[EVL_PHI]]>
-; IF-EVL-INLOOP-NEXT: EMIT vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
+; IF-EVL-INLOOP-NEXT: EMIT-SCALAR vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
; IF-EVL-INLOOP-NEXT: vp<[[ST:%[0-9]+]]> = SCALAR-STEPS vp<[[EVL_PHI]]>, ir<1>, vp<[[EVL]]>
; IF-EVL-INLOOP-NEXT: CLONE ir<[[GEP1:%.+]]> = getelementptr inbounds ir<%a>, vp<[[ST]]>
; IF-EVL-INLOOP-NEXT: vp<[[PTR1:%[0-9]+]]> = vector-pointer ir<[[GEP1]]>
diff --git a/llvm/test/Transforms/LoopVectorize/RISCV/vplan-vp-intrinsics.ll b/llvm/test/Transforms/LoopVectorize/RISCV/vplan-vp-intrinsics.ll
index 563e515726c5d..97a613005d923 100644
--- a/llvm/test/Transforms/LoopVectorize/RISCV/vplan-vp-intrinsics.ll
+++ b/llvm/test/Transforms/LoopVectorize/RISCV/vplan-vp-intrinsics.ll
@@ -27,7 +27,7 @@ define void @foo(ptr noalias %a, ptr noalias %b, ptr noalias %c, i64 %N) {
; IF-EVL-NEXT: EMIT vp<[[IV:%[0-9]+]]> = CANONICAL-INDUCTION
; IF-EVL-NEXT: EXPLICIT-VECTOR-LENGTH-BASED-IV-PHI vp<[[EVL_PHI:%[0-9]+]]> = phi ir<0>, vp<[[IV_NEXT:%.+]]>
; IF-EVL-NEXT: EMIT vp<[[AVL:%.+]]> = sub ir<%N>, vp<[[EVL_PHI]]>
-; IF-EVL-NEXT: EMIT vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
+; IF-EVL-NEXT: EMIT-SCALAR vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[AVL]]>
; IF-EVL-NEXT: vp<[[ST:%[0-9]+]]> = SCALAR-STEPS vp<[[EVL_PHI]]>, ir<1>, vp<[[EVL]]>
; IF-EVL-NEXT: CLONE ir<[[GEP1:%.+]]> = getelementptr inbounds ir<%b>, vp<[[ST]]>
; IF-EVL-NEXT: vp<[[PTR1:%[0-9]+]]> = vector-pointer ir<[[GEP1]]>
``````````
</details>
https://github.com/llvm/llvm-project/pull/150221
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