[llvm] b469535 - [TTI][X86] Fix the value passed to IsUnsigned for cost modeling of experimental.vector.reduce.smin/smax/umin/umax.

Sun Mar 29 23:34:39 PDT 2020

Author: Craig Topper
Date: 2020-03-29T23:34:22-07:00
New Revision: b4695351cb4ce1c4450a029a0c226dc8bb5f5d55

URL: https://github.com/llvm/llvm-project/commit/b4695351cb4ce1c4450a029a0c226dc8bb5f5d55
DIFF: https://github.com/llvm/llvm-project/commit/b4695351cb4ce1c4450a029a0c226dc8bb5f5d55.diff

LOG: [TTI][X86] Fix the value passed to IsUnsigned for cost modeling of experimental.vector.reduce.smin/smax/umin/umax.

We were passing true for smax/smin and false for umax/umin.

Added: 
    

Modified: 
    llvm/include/llvm/CodeGen/BasicTTIImpl.h
    llvm/test/Analysis/CostModel/X86/reduce-smax.ll
    llvm/test/Analysis/CostModel/X86/reduce-smin.ll
    llvm/test/Analysis/CostModel/X86/reduce-umax.ll
    llvm/test/Analysis/CostModel/X86/reduce-umin.ll

Removed: 
    


################################################################################
diff  --git a/llvm/include/llvm/CodeGen/BasicTTIImpl.h b/llvm/include/llvm/CodeGen/BasicTTIImpl.h
index 3b1658929c34..fc04c485dabf 100644

--- a/llvm/include/llvm/CodeGen/BasicTTIImpl.h
+++ b/llvm/include/llvm/CodeGen/BasicTTIImpl.h
@@ -1340,12 +1340,12 @@ class BasicTTIImplBase : public TargetTransformInfoImplCRTPBase<T> {
     case Intrinsic::experimental_vector_reduce_fmin:
       return ConcreteTTI->getMinMaxReductionCost(
           Tys[0], CmpInst::makeCmpResultType(Tys[0]), /*IsPairwiseForm=*/false,
-          /*IsUnsigned=*/true);
+          /*IsUnsigned=*/false);
     case Intrinsic::experimental_vector_reduce_umax:
     case Intrinsic::experimental_vector_reduce_umin:
       return ConcreteTTI->getMinMaxReductionCost(
           Tys[0], CmpInst::makeCmpResultType(Tys[0]), /*IsPairwiseForm=*/false,
-          /*IsUnsigned=*/false);
+          /*IsUnsigned=*/true);
     case Intrinsic::sadd_sat:
     case Intrinsic::ssub_sat: {
       Type *CondTy = RetTy->getWithNewBitWidth(1);

diff  --git a/llvm/test/Analysis/CostModel/X86/reduce-smax.ll b/llvm/test/Analysis/CostModel/X86/reduce-smax.ll
index cf2ac7ee1e64..f121a14b345c 100644
--- a/llvm/test/Analysis/CostModel/X86/reduce-smax.ll
+++ b/llvm/test/Analysis/CostModel/X86/reduce-smax.ll
@@ -12,34 +12,34 @@
 define i32 @reduce_i64(i32 %arg) {
 ; SSE2-LABEL: 'reduce_i64'
 ; SSE2-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: %V1 = call i64 @llvm.experimental.vector.reduce.smax.v1i64(<1 x i64> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.smax.v2i64(<2 x i64> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.smax.v4i64(<4 x i64> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.smax.v8i64(<8 x i64> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.smax.v16i64(<16 x i64> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.smax.v2i64(<2 x i64> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.smax.v4i64(<4 x i64> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.smax.v8i64(<8 x i64> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.smax.v16i64(<16 x i64> undef)
 ; SSE2-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSSE3-LABEL: 'reduce_i64'
 ; SSSE3-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: %V1 = call i64 @llvm.experimental.vector.reduce.smax.v1i64(<1 x i64> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.smax.v2i64(<2 x i64> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.smax.v4i64(<4 x i64> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.smax.v8i64(<8 x i64> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.smax.v16i64(<16 x i64> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.smax.v2i64(<2 x i64> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.smax.v4i64(<4 x i64> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.smax.v8i64(<8 x i64> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.smax.v16i64(<16 x i64> undef)
 ; SSSE3-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSE41-LABEL: 'reduce_i64'
 ; SSE41-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: %V1 = call i64 @llvm.experimental.vector.reduce.smax.v1i64(<1 x i64> undef)
-; SSE41-NEXT:  Cost Model: Found an estimated cost of 11 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.smax.v2i64(<2 x i64> undef)
-; SSE41-NEXT:  Cost Model: Found an estimated cost of 22 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.smax.v4i64(<4 x i64> undef)
-; SSE41-NEXT:  Cost Model: Found an estimated cost of 44 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.smax.v8i64(<8 x i64> undef)
-; SSE41-NEXT:  Cost Model: Found an estimated cost of 88 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.smax.v16i64(<16 x i64> undef)
+; SSE41-NEXT:  Cost Model: Found an estimated cost of 9 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.smax.v2i64(<2 x i64> undef)
+; SSE41-NEXT:  Cost Model: Found an estimated cost of 18 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.smax.v4i64(<4 x i64> undef)
+; SSE41-NEXT:  Cost Model: Found an estimated cost of 36 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.smax.v8i64(<8 x i64> undef)
+; SSE41-NEXT:  Cost Model: Found an estimated cost of 72 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.smax.v16i64(<16 x i64> undef)
 ; SSE41-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSE42-LABEL: 'reduce_i64'
 ; SSE42-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: %V1 = call i64 @llvm.experimental.vector.reduce.smax.v1i64(<1 x i64> undef)
-; SSE42-NEXT:  Cost Model: Found an estimated cost of 9 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.smax.v2i64(<2 x i64> undef)
-; SSE42-NEXT:  Cost Model: Found an estimated cost of 18 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.smax.v4i64(<4 x i64> undef)
-; SSE42-NEXT:  Cost Model: Found an estimated cost of 36 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.smax.v8i64(<8 x i64> undef)
-; SSE42-NEXT:  Cost Model: Found an estimated cost of 72 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.smax.v16i64(<16 x i64> undef)
+; SSE42-NEXT:  Cost Model: Found an estimated cost of 7 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.smax.v2i64(<2 x i64> undef)
+; SSE42-NEXT:  Cost Model: Found an estimated cost of 14 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.smax.v4i64(<4 x i64> undef)
+; SSE42-NEXT:  Cost Model: Found an estimated cost of 28 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.smax.v8i64(<8 x i64> undef)
+; SSE42-NEXT:  Cost Model: Found an estimated cost of 56 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.smax.v16i64(<16 x i64> undef)
 ; SSE42-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; AVX1-LABEL: 'reduce_i64'
@@ -76,27 +76,27 @@ define i32 @reduce_i64(i32 %arg) {
 
 define i32 @reduce_i32(i32 %arg) {
 ; SSE2-LABEL: 'reduce_i32'
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2 = call i32 @llvm.experimental.vector.reduce.smax.v2i32(<2 x i32> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V4 = call i32 @llvm.experimental.vector.reduce.smax.v4i32(<4 x i32> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V8 = call i32 @llvm.experimental.vector.reduce.smax.v8i32(<8 x i32> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V16 = call i32 @llvm.experimental.vector.reduce.smax.v16i32(<16 x i32> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V32 = call i32 @llvm.experimental.vector.reduce.smax.v32i32(<32 x i32> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i32 @llvm.experimental.vector.reduce.smax.v2i32(<2 x i32> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V4 = call i32 @llvm.experimental.vector.reduce.smax.v4i32(<4 x i32> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V8 = call i32 @llvm.experimental.vector.reduce.smax.v8i32(<8 x i32> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V16 = call i32 @llvm.experimental.vector.reduce.smax.v16i32(<16 x i32> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V32 = call i32 @llvm.experimental.vector.reduce.smax.v32i32(<32 x i32> undef)
 ; SSE2-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSSE3-LABEL: 'reduce_i32'
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2 = call i32 @llvm.experimental.vector.reduce.smax.v2i32(<2 x i32> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V4 = call i32 @llvm.experimental.vector.reduce.smax.v4i32(<4 x i32> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V8 = call i32 @llvm.experimental.vector.reduce.smax.v8i32(<8 x i32> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V16 = call i32 @llvm.experimental.vector.reduce.smax.v16i32(<16 x i32> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V32 = call i32 @llvm.experimental.vector.reduce.smax.v32i32(<32 x i32> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i32 @llvm.experimental.vector.reduce.smax.v2i32(<2 x i32> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V4 = call i32 @llvm.experimental.vector.reduce.smax.v4i32(<4 x i32> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V8 = call i32 @llvm.experimental.vector.reduce.smax.v8i32(<8 x i32> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V16 = call i32 @llvm.experimental.vector.reduce.smax.v16i32(<16 x i32> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V32 = call i32 @llvm.experimental.vector.reduce.smax.v32i32(<32 x i32> undef)
 ; SSSE3-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSE4-LABEL: 'reduce_i32'
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V2 = call i32 @llvm.experimental.vector.reduce.smax.v2i32(<2 x i32> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V4 = call i32 @llvm.experimental.vector.reduce.smax.v4i32(<4 x i32> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V8 = call i32 @llvm.experimental.vector.reduce.smax.v8i32(<8 x i32> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V16 = call i32 @llvm.experimental.vector.reduce.smax.v16i32(<16 x i32> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V32 = call i32 @llvm.experimental.vector.reduce.smax.v32i32(<32 x i32> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V2 = call i32 @llvm.experimental.vector.reduce.smax.v2i32(<2 x i32> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V4 = call i32 @llvm.experimental.vector.reduce.smax.v4i32(<4 x i32> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V8 = call i32 @llvm.experimental.vector.reduce.smax.v8i32(<8 x i32> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V16 = call i32 @llvm.experimental.vector.reduce.smax.v16i32(<16 x i32> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V32 = call i32 @llvm.experimental.vector.reduce.smax.v32i32(<32 x i32> undef)
 ; SSE4-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; AVX1-LABEL: 'reduce_i32'
@@ -133,30 +133,30 @@ define i32 @reduce_i32(i32 %arg) {
 
 define i32 @reduce_i16(i32 %arg) {
 ; SSE2-LABEL: 'reduce_i16'
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i16 @llvm.experimental.vector.reduce.smax.v2i16(<2 x i16> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V4 = call i16 @llvm.experimental.vector.reduce.smax.v4i16(<4 x i16> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V8 = call i16 @llvm.experimental.vector.reduce.smax.v8i16(<8 x i16> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V16 = call i16 @llvm.experimental.vector.reduce.smax.v16i16(<16 x i16> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V32 = call i16 @llvm.experimental.vector.reduce.smax.v32i16(<32 x i16> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V64 = call i16 @llvm.experimental.vector.reduce.smax.v64i16(<64 x i16> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V2 = call i16 @llvm.experimental.vector.reduce.smax.v2i16(<2 x i16> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V4 = call i16 @llvm.experimental.vector.reduce.smax.v4i16(<4 x i16> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V8 = call i16 @llvm.experimental.vector.reduce.smax.v8i16(<8 x i16> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V16 = call i16 @llvm.experimental.vector.reduce.smax.v16i16(<16 x i16> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V32 = call i16 @llvm.experimental.vector.reduce.smax.v32i16(<32 x i16> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V64 = call i16 @llvm.experimental.vector.reduce.smax.v64i16(<64 x i16> undef)
 ; SSE2-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSSE3-LABEL: 'reduce_i16'
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i16 @llvm.experimental.vector.reduce.smax.v2i16(<2 x i16> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V4 = call i16 @llvm.experimental.vector.reduce.smax.v4i16(<4 x i16> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V8 = call i16 @llvm.experimental.vector.reduce.smax.v8i16(<8 x i16> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V16 = call i16 @llvm.experimental.vector.reduce.smax.v16i16(<16 x i16> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V32 = call i16 @llvm.experimental.vector.reduce.smax.v32i16(<32 x i16> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V64 = call i16 @llvm.experimental.vector.reduce.smax.v64i16(<64 x i16> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V2 = call i16 @llvm.experimental.vector.reduce.smax.v2i16(<2 x i16> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V4 = call i16 @llvm.experimental.vector.reduce.smax.v4i16(<4 x i16> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V8 = call i16 @llvm.experimental.vector.reduce.smax.v8i16(<8 x i16> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V16 = call i16 @llvm.experimental.vector.reduce.smax.v16i16(<16 x i16> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V32 = call i16 @llvm.experimental.vector.reduce.smax.v32i16(<32 x i16> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V64 = call i16 @llvm.experimental.vector.reduce.smax.v64i16(<64 x i16> undef)
 ; SSSE3-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSE4-LABEL: 'reduce_i16'
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V2 = call i16 @llvm.experimental.vector.reduce.smax.v2i16(<2 x i16> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V4 = call i16 @llvm.experimental.vector.reduce.smax.v4i16(<4 x i16> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V8 = call i16 @llvm.experimental.vector.reduce.smax.v8i16(<8 x i16> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V16 = call i16 @llvm.experimental.vector.reduce.smax.v16i16(<16 x i16> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V32 = call i16 @llvm.experimental.vector.reduce.smax.v32i16(<32 x i16> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V64 = call i16 @llvm.experimental.vector.reduce.smax.v64i16(<64 x i16> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V2 = call i16 @llvm.experimental.vector.reduce.smax.v2i16(<2 x i16> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V4 = call i16 @llvm.experimental.vector.reduce.smax.v4i16(<4 x i16> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V8 = call i16 @llvm.experimental.vector.reduce.smax.v8i16(<8 x i16> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V16 = call i16 @llvm.experimental.vector.reduce.smax.v16i16(<16 x i16> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V32 = call i16 @llvm.experimental.vector.reduce.smax.v32i16(<32 x i16> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V64 = call i16 @llvm.experimental.vector.reduce.smax.v64i16(<64 x i16> undef)
 ; SSE4-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; AVX1-LABEL: 'reduce_i16'
@@ -215,23 +215,23 @@ define i32 @reduce_i16(i32 %arg) {
 
 define i32 @reduce_i8(i32 %arg) {
 ; SSE2-LABEL: 'reduce_i8'
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i8 @llvm.experimental.vector.reduce.smax.v2i8(<2 x i8> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V4 = call i8 @llvm.experimental.vector.reduce.smax.v4i8(<4 x i8> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V8 = call i8 @llvm.experimental.vector.reduce.smax.v8i8(<8 x i8> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V16 = call i8 @llvm.experimental.vector.reduce.smax.v16i8(<16 x i8> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V32 = call i8 @llvm.experimental.vector.reduce.smax.v32i8(<32 x i8> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V64 = call i8 @llvm.experimental.vector.reduce.smax.v64i8(<64 x i8> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V128 = call i8 @llvm.experimental.vector.reduce.smax.v128i8(<128 x i8> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2 = call i8 @llvm.experimental.vector.reduce.smax.v2i8(<2 x i8> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V4 = call i8 @llvm.experimental.vector.reduce.smax.v4i8(<4 x i8> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V8 = call i8 @llvm.experimental.vector.reduce.smax.v8i8(<8 x i8> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V16 = call i8 @llvm.experimental.vector.reduce.smax.v16i8(<16 x i8> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V32 = call i8 @llvm.experimental.vector.reduce.smax.v32i8(<32 x i8> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V64 = call i8 @llvm.experimental.vector.reduce.smax.v64i8(<64 x i8> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V128 = call i8 @llvm.experimental.vector.reduce.smax.v128i8(<128 x i8> undef)
 ; SSE2-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSSE3-LABEL: 'reduce_i8'
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i8 @llvm.experimental.vector.reduce.smax.v2i8(<2 x i8> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V4 = call i8 @llvm.experimental.vector.reduce.smax.v4i8(<4 x i8> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V8 = call i8 @llvm.experimental.vector.reduce.smax.v8i8(<8 x i8> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V16 = call i8 @llvm.experimental.vector.reduce.smax.v16i8(<16 x i8> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V32 = call i8 @llvm.experimental.vector.reduce.smax.v32i8(<32 x i8> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V64 = call i8 @llvm.experimental.vector.reduce.smax.v64i8(<64 x i8> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V128 = call i8 @llvm.experimental.vector.reduce.smax.v128i8(<128 x i8> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2 = call i8 @llvm.experimental.vector.reduce.smax.v2i8(<2 x i8> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V4 = call i8 @llvm.experimental.vector.reduce.smax.v4i8(<4 x i8> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V8 = call i8 @llvm.experimental.vector.reduce.smax.v8i8(<8 x i8> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V16 = call i8 @llvm.experimental.vector.reduce.smax.v16i8(<16 x i8> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V32 = call i8 @llvm.experimental.vector.reduce.smax.v32i8(<32 x i8> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V64 = call i8 @llvm.experimental.vector.reduce.smax.v64i8(<64 x i8> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V128 = call i8 @llvm.experimental.vector.reduce.smax.v128i8(<128 x i8> undef)
 ; SSSE3-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSE4-LABEL: 'reduce_i8'

diff  --git a/llvm/test/Analysis/CostModel/X86/reduce-smin.ll b/llvm/test/Analysis/CostModel/X86/reduce-smin.ll
index e91517708819..71eb73567af1 100644
--- a/llvm/test/Analysis/CostModel/X86/reduce-smin.ll
+++ b/llvm/test/Analysis/CostModel/X86/reduce-smin.ll
@@ -12,34 +12,34 @@
 define i32 @reduce_i64(i32 %arg) {
 ; SSE2-LABEL: 'reduce_i64'
 ; SSE2-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: %V1 = call i64 @llvm.experimental.vector.reduce.smin.v1i64(<1 x i64> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.smin.v2i64(<2 x i64> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.smin.v4i64(<4 x i64> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.smin.v8i64(<8 x i64> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.smin.v16i64(<16 x i64> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.smin.v2i64(<2 x i64> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.smin.v4i64(<4 x i64> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.smin.v8i64(<8 x i64> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.smin.v16i64(<16 x i64> undef)
 ; SSE2-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSSE3-LABEL: 'reduce_i64'
 ; SSSE3-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: %V1 = call i64 @llvm.experimental.vector.reduce.smin.v1i64(<1 x i64> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.smin.v2i64(<2 x i64> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.smin.v4i64(<4 x i64> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.smin.v8i64(<8 x i64> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.smin.v16i64(<16 x i64> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.smin.v2i64(<2 x i64> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.smin.v4i64(<4 x i64> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.smin.v8i64(<8 x i64> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.smin.v16i64(<16 x i64> undef)
 ; SSSE3-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSE41-LABEL: 'reduce_i64'
 ; SSE41-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: %V1 = call i64 @llvm.experimental.vector.reduce.smin.v1i64(<1 x i64> undef)
-; SSE41-NEXT:  Cost Model: Found an estimated cost of 11 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.smin.v2i64(<2 x i64> undef)
-; SSE41-NEXT:  Cost Model: Found an estimated cost of 22 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.smin.v4i64(<4 x i64> undef)
-; SSE41-NEXT:  Cost Model: Found an estimated cost of 44 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.smin.v8i64(<8 x i64> undef)
-; SSE41-NEXT:  Cost Model: Found an estimated cost of 88 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.smin.v16i64(<16 x i64> undef)
+; SSE41-NEXT:  Cost Model: Found an estimated cost of 9 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.smin.v2i64(<2 x i64> undef)
+; SSE41-NEXT:  Cost Model: Found an estimated cost of 18 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.smin.v4i64(<4 x i64> undef)
+; SSE41-NEXT:  Cost Model: Found an estimated cost of 36 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.smin.v8i64(<8 x i64> undef)
+; SSE41-NEXT:  Cost Model: Found an estimated cost of 72 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.smin.v16i64(<16 x i64> undef)
 ; SSE41-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSE42-LABEL: 'reduce_i64'
 ; SSE42-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: %V1 = call i64 @llvm.experimental.vector.reduce.smin.v1i64(<1 x i64> undef)
-; SSE42-NEXT:  Cost Model: Found an estimated cost of 9 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.smin.v2i64(<2 x i64> undef)
-; SSE42-NEXT:  Cost Model: Found an estimated cost of 18 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.smin.v4i64(<4 x i64> undef)
-; SSE42-NEXT:  Cost Model: Found an estimated cost of 36 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.smin.v8i64(<8 x i64> undef)
-; SSE42-NEXT:  Cost Model: Found an estimated cost of 72 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.smin.v16i64(<16 x i64> undef)
+; SSE42-NEXT:  Cost Model: Found an estimated cost of 7 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.smin.v2i64(<2 x i64> undef)
+; SSE42-NEXT:  Cost Model: Found an estimated cost of 14 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.smin.v4i64(<4 x i64> undef)
+; SSE42-NEXT:  Cost Model: Found an estimated cost of 28 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.smin.v8i64(<8 x i64> undef)
+; SSE42-NEXT:  Cost Model: Found an estimated cost of 56 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.smin.v16i64(<16 x i64> undef)
 ; SSE42-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; AVX1-LABEL: 'reduce_i64'
@@ -76,27 +76,27 @@ define i32 @reduce_i64(i32 %arg) {
 
 define i32 @reduce_i32(i32 %arg) {
 ; SSE2-LABEL: 'reduce_i32'
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2 = call i32 @llvm.experimental.vector.reduce.smin.v2i32(<2 x i32> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V4 = call i32 @llvm.experimental.vector.reduce.smin.v4i32(<4 x i32> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V8 = call i32 @llvm.experimental.vector.reduce.smin.v8i32(<8 x i32> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V16 = call i32 @llvm.experimental.vector.reduce.smin.v16i32(<16 x i32> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V32 = call i32 @llvm.experimental.vector.reduce.smin.v32i32(<32 x i32> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i32 @llvm.experimental.vector.reduce.smin.v2i32(<2 x i32> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V4 = call i32 @llvm.experimental.vector.reduce.smin.v4i32(<4 x i32> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V8 = call i32 @llvm.experimental.vector.reduce.smin.v8i32(<8 x i32> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V16 = call i32 @llvm.experimental.vector.reduce.smin.v16i32(<16 x i32> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V32 = call i32 @llvm.experimental.vector.reduce.smin.v32i32(<32 x i32> undef)
 ; SSE2-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSSE3-LABEL: 'reduce_i32'
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2 = call i32 @llvm.experimental.vector.reduce.smin.v2i32(<2 x i32> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V4 = call i32 @llvm.experimental.vector.reduce.smin.v4i32(<4 x i32> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V8 = call i32 @llvm.experimental.vector.reduce.smin.v8i32(<8 x i32> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V16 = call i32 @llvm.experimental.vector.reduce.smin.v16i32(<16 x i32> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V32 = call i32 @llvm.experimental.vector.reduce.smin.v32i32(<32 x i32> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i32 @llvm.experimental.vector.reduce.smin.v2i32(<2 x i32> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V4 = call i32 @llvm.experimental.vector.reduce.smin.v4i32(<4 x i32> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V8 = call i32 @llvm.experimental.vector.reduce.smin.v8i32(<8 x i32> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V16 = call i32 @llvm.experimental.vector.reduce.smin.v16i32(<16 x i32> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V32 = call i32 @llvm.experimental.vector.reduce.smin.v32i32(<32 x i32> undef)
 ; SSSE3-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSE4-LABEL: 'reduce_i32'
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V2 = call i32 @llvm.experimental.vector.reduce.smin.v2i32(<2 x i32> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V4 = call i32 @llvm.experimental.vector.reduce.smin.v4i32(<4 x i32> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V8 = call i32 @llvm.experimental.vector.reduce.smin.v8i32(<8 x i32> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V16 = call i32 @llvm.experimental.vector.reduce.smin.v16i32(<16 x i32> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V32 = call i32 @llvm.experimental.vector.reduce.smin.v32i32(<32 x i32> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V2 = call i32 @llvm.experimental.vector.reduce.smin.v2i32(<2 x i32> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V4 = call i32 @llvm.experimental.vector.reduce.smin.v4i32(<4 x i32> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V8 = call i32 @llvm.experimental.vector.reduce.smin.v8i32(<8 x i32> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V16 = call i32 @llvm.experimental.vector.reduce.smin.v16i32(<16 x i32> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V32 = call i32 @llvm.experimental.vector.reduce.smin.v32i32(<32 x i32> undef)
 ; SSE4-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; AVX1-LABEL: 'reduce_i32'
@@ -133,30 +133,30 @@ define i32 @reduce_i32(i32 %arg) {
 
 define i32 @reduce_i16(i32 %arg) {
 ; SSE2-LABEL: 'reduce_i16'
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i16 @llvm.experimental.vector.reduce.smin.v2i16(<2 x i16> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V4 = call i16 @llvm.experimental.vector.reduce.smin.v4i16(<4 x i16> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V8 = call i16 @llvm.experimental.vector.reduce.smin.v8i16(<8 x i16> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V16 = call i16 @llvm.experimental.vector.reduce.smin.v16i16(<16 x i16> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V32 = call i16 @llvm.experimental.vector.reduce.smin.v32i16(<32 x i16> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V64 = call i16 @llvm.experimental.vector.reduce.smin.v64i16(<64 x i16> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V2 = call i16 @llvm.experimental.vector.reduce.smin.v2i16(<2 x i16> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V4 = call i16 @llvm.experimental.vector.reduce.smin.v4i16(<4 x i16> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V8 = call i16 @llvm.experimental.vector.reduce.smin.v8i16(<8 x i16> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V16 = call i16 @llvm.experimental.vector.reduce.smin.v16i16(<16 x i16> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V32 = call i16 @llvm.experimental.vector.reduce.smin.v32i16(<32 x i16> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V64 = call i16 @llvm.experimental.vector.reduce.smin.v64i16(<64 x i16> undef)
 ; SSE2-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSSE3-LABEL: 'reduce_i16'
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i16 @llvm.experimental.vector.reduce.smin.v2i16(<2 x i16> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V4 = call i16 @llvm.experimental.vector.reduce.smin.v4i16(<4 x i16> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V8 = call i16 @llvm.experimental.vector.reduce.smin.v8i16(<8 x i16> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V16 = call i16 @llvm.experimental.vector.reduce.smin.v16i16(<16 x i16> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V32 = call i16 @llvm.experimental.vector.reduce.smin.v32i16(<32 x i16> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V64 = call i16 @llvm.experimental.vector.reduce.smin.v64i16(<64 x i16> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V2 = call i16 @llvm.experimental.vector.reduce.smin.v2i16(<2 x i16> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V4 = call i16 @llvm.experimental.vector.reduce.smin.v4i16(<4 x i16> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V8 = call i16 @llvm.experimental.vector.reduce.smin.v8i16(<8 x i16> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V16 = call i16 @llvm.experimental.vector.reduce.smin.v16i16(<16 x i16> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V32 = call i16 @llvm.experimental.vector.reduce.smin.v32i16(<32 x i16> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V64 = call i16 @llvm.experimental.vector.reduce.smin.v64i16(<64 x i16> undef)
 ; SSSE3-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSE4-LABEL: 'reduce_i16'
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V2 = call i16 @llvm.experimental.vector.reduce.smin.v2i16(<2 x i16> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V4 = call i16 @llvm.experimental.vector.reduce.smin.v4i16(<4 x i16> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V8 = call i16 @llvm.experimental.vector.reduce.smin.v8i16(<8 x i16> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V16 = call i16 @llvm.experimental.vector.reduce.smin.v16i16(<16 x i16> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V32 = call i16 @llvm.experimental.vector.reduce.smin.v32i16(<32 x i16> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V64 = call i16 @llvm.experimental.vector.reduce.smin.v64i16(<64 x i16> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V2 = call i16 @llvm.experimental.vector.reduce.smin.v2i16(<2 x i16> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V4 = call i16 @llvm.experimental.vector.reduce.smin.v4i16(<4 x i16> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V8 = call i16 @llvm.experimental.vector.reduce.smin.v8i16(<8 x i16> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V16 = call i16 @llvm.experimental.vector.reduce.smin.v16i16(<16 x i16> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V32 = call i16 @llvm.experimental.vector.reduce.smin.v32i16(<32 x i16> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V64 = call i16 @llvm.experimental.vector.reduce.smin.v64i16(<64 x i16> undef)
 ; SSE4-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; AVX1-LABEL: 'reduce_i16'
@@ -215,23 +215,23 @@ define i32 @reduce_i16(i32 %arg) {
 
 define i32 @reduce_i8(i32 %arg) {
 ; SSE2-LABEL: 'reduce_i8'
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i8 @llvm.experimental.vector.reduce.smin.v2i8(<2 x i8> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V4 = call i8 @llvm.experimental.vector.reduce.smin.v4i8(<4 x i8> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V8 = call i8 @llvm.experimental.vector.reduce.smin.v8i8(<8 x i8> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V16 = call i8 @llvm.experimental.vector.reduce.smin.v16i8(<16 x i8> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V32 = call i8 @llvm.experimental.vector.reduce.smin.v32i8(<32 x i8> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V64 = call i8 @llvm.experimental.vector.reduce.smin.v64i8(<64 x i8> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V128 = call i8 @llvm.experimental.vector.reduce.smin.v128i8(<128 x i8> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2 = call i8 @llvm.experimental.vector.reduce.smin.v2i8(<2 x i8> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V4 = call i8 @llvm.experimental.vector.reduce.smin.v4i8(<4 x i8> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V8 = call i8 @llvm.experimental.vector.reduce.smin.v8i8(<8 x i8> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V16 = call i8 @llvm.experimental.vector.reduce.smin.v16i8(<16 x i8> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V32 = call i8 @llvm.experimental.vector.reduce.smin.v32i8(<32 x i8> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V64 = call i8 @llvm.experimental.vector.reduce.smin.v64i8(<64 x i8> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V128 = call i8 @llvm.experimental.vector.reduce.smin.v128i8(<128 x i8> undef)
 ; SSE2-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSSE3-LABEL: 'reduce_i8'
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i8 @llvm.experimental.vector.reduce.smin.v2i8(<2 x i8> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V4 = call i8 @llvm.experimental.vector.reduce.smin.v4i8(<4 x i8> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V8 = call i8 @llvm.experimental.vector.reduce.smin.v8i8(<8 x i8> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V16 = call i8 @llvm.experimental.vector.reduce.smin.v16i8(<16 x i8> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V32 = call i8 @llvm.experimental.vector.reduce.smin.v32i8(<32 x i8> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V64 = call i8 @llvm.experimental.vector.reduce.smin.v64i8(<64 x i8> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V128 = call i8 @llvm.experimental.vector.reduce.smin.v128i8(<128 x i8> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2 = call i8 @llvm.experimental.vector.reduce.smin.v2i8(<2 x i8> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V4 = call i8 @llvm.experimental.vector.reduce.smin.v4i8(<4 x i8> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V8 = call i8 @llvm.experimental.vector.reduce.smin.v8i8(<8 x i8> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V16 = call i8 @llvm.experimental.vector.reduce.smin.v16i8(<16 x i8> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V32 = call i8 @llvm.experimental.vector.reduce.smin.v32i8(<32 x i8> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V64 = call i8 @llvm.experimental.vector.reduce.smin.v64i8(<64 x i8> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V128 = call i8 @llvm.experimental.vector.reduce.smin.v128i8(<128 x i8> undef)
 ; SSSE3-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSE4-LABEL: 'reduce_i8'

diff  --git a/llvm/test/Analysis/CostModel/X86/reduce-umax.ll b/llvm/test/Analysis/CostModel/X86/reduce-umax.ll
index da43b61c522c..66af4c9a8dea 100644
--- a/llvm/test/Analysis/CostModel/X86/reduce-umax.ll
+++ b/llvm/test/Analysis/CostModel/X86/reduce-umax.ll
@@ -12,34 +12,34 @@
 define i32 @reduce_i64(i32 %arg) {
 ; SSE2-LABEL: 'reduce_i64'
 ; SSE2-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: %V1 = call i64 @llvm.experimental.vector.reduce.umax.v1i64(<1 x i64> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.umax.v2i64(<2 x i64> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.umax.v4i64(<4 x i64> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.umax.v8i64(<8 x i64> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.umax.v16i64(<16 x i64> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.umax.v2i64(<2 x i64> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.umax.v4i64(<4 x i64> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.umax.v8i64(<8 x i64> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.umax.v16i64(<16 x i64> undef)
 ; SSE2-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSSE3-LABEL: 'reduce_i64'
 ; SSSE3-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: %V1 = call i64 @llvm.experimental.vector.reduce.umax.v1i64(<1 x i64> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.umax.v2i64(<2 x i64> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.umax.v4i64(<4 x i64> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.umax.v8i64(<8 x i64> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.umax.v16i64(<16 x i64> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.umax.v2i64(<2 x i64> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.umax.v4i64(<4 x i64> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.umax.v8i64(<8 x i64> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.umax.v16i64(<16 x i64> undef)
 ; SSSE3-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSE41-LABEL: 'reduce_i64'
 ; SSE41-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: %V1 = call i64 @llvm.experimental.vector.reduce.umax.v1i64(<1 x i64> undef)
-; SSE41-NEXT:  Cost Model: Found an estimated cost of 9 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.umax.v2i64(<2 x i64> undef)
-; SSE41-NEXT:  Cost Model: Found an estimated cost of 18 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.umax.v4i64(<4 x i64> undef)
-; SSE41-NEXT:  Cost Model: Found an estimated cost of 36 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.umax.v8i64(<8 x i64> undef)
-; SSE41-NEXT:  Cost Model: Found an estimated cost of 72 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.umax.v16i64(<16 x i64> undef)
+; SSE41-NEXT:  Cost Model: Found an estimated cost of 11 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.umax.v2i64(<2 x i64> undef)
+; SSE41-NEXT:  Cost Model: Found an estimated cost of 22 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.umax.v4i64(<4 x i64> undef)
+; SSE41-NEXT:  Cost Model: Found an estimated cost of 44 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.umax.v8i64(<8 x i64> undef)
+; SSE41-NEXT:  Cost Model: Found an estimated cost of 88 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.umax.v16i64(<16 x i64> undef)
 ; SSE41-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSE42-LABEL: 'reduce_i64'
 ; SSE42-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: %V1 = call i64 @llvm.experimental.vector.reduce.umax.v1i64(<1 x i64> undef)
-; SSE42-NEXT:  Cost Model: Found an estimated cost of 7 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.umax.v2i64(<2 x i64> undef)
-; SSE42-NEXT:  Cost Model: Found an estimated cost of 14 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.umax.v4i64(<4 x i64> undef)
-; SSE42-NEXT:  Cost Model: Found an estimated cost of 28 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.umax.v8i64(<8 x i64> undef)
-; SSE42-NEXT:  Cost Model: Found an estimated cost of 56 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.umax.v16i64(<16 x i64> undef)
+; SSE42-NEXT:  Cost Model: Found an estimated cost of 9 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.umax.v2i64(<2 x i64> undef)
+; SSE42-NEXT:  Cost Model: Found an estimated cost of 18 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.umax.v4i64(<4 x i64> undef)
+; SSE42-NEXT:  Cost Model: Found an estimated cost of 36 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.umax.v8i64(<8 x i64> undef)
+; SSE42-NEXT:  Cost Model: Found an estimated cost of 72 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.umax.v16i64(<16 x i64> undef)
 ; SSE42-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; AVX1-LABEL: 'reduce_i64'
@@ -76,27 +76,27 @@ define i32 @reduce_i64(i32 %arg) {
 
 define i32 @reduce_i32(i32 %arg) {
 ; SSE2-LABEL: 'reduce_i32'
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i32 @llvm.experimental.vector.reduce.umax.v2i32(<2 x i32> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V4 = call i32 @llvm.experimental.vector.reduce.umax.v4i32(<4 x i32> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V8 = call i32 @llvm.experimental.vector.reduce.umax.v8i32(<8 x i32> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V16 = call i32 @llvm.experimental.vector.reduce.umax.v16i32(<16 x i32> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V32 = call i32 @llvm.experimental.vector.reduce.umax.v32i32(<32 x i32> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2 = call i32 @llvm.experimental.vector.reduce.umax.v2i32(<2 x i32> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V4 = call i32 @llvm.experimental.vector.reduce.umax.v4i32(<4 x i32> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V8 = call i32 @llvm.experimental.vector.reduce.umax.v8i32(<8 x i32> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V16 = call i32 @llvm.experimental.vector.reduce.umax.v16i32(<16 x i32> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V32 = call i32 @llvm.experimental.vector.reduce.umax.v32i32(<32 x i32> undef)
 ; SSE2-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSSE3-LABEL: 'reduce_i32'
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i32 @llvm.experimental.vector.reduce.umax.v2i32(<2 x i32> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V4 = call i32 @llvm.experimental.vector.reduce.umax.v4i32(<4 x i32> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V8 = call i32 @llvm.experimental.vector.reduce.umax.v8i32(<8 x i32> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V16 = call i32 @llvm.experimental.vector.reduce.umax.v16i32(<16 x i32> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V32 = call i32 @llvm.experimental.vector.reduce.umax.v32i32(<32 x i32> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2 = call i32 @llvm.experimental.vector.reduce.umax.v2i32(<2 x i32> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V4 = call i32 @llvm.experimental.vector.reduce.umax.v4i32(<4 x i32> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V8 = call i32 @llvm.experimental.vector.reduce.umax.v8i32(<8 x i32> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V16 = call i32 @llvm.experimental.vector.reduce.umax.v16i32(<16 x i32> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V32 = call i32 @llvm.experimental.vector.reduce.umax.v32i32(<32 x i32> undef)
 ; SSSE3-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSE4-LABEL: 'reduce_i32'
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V2 = call i32 @llvm.experimental.vector.reduce.umax.v2i32(<2 x i32> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V4 = call i32 @llvm.experimental.vector.reduce.umax.v4i32(<4 x i32> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V8 = call i32 @llvm.experimental.vector.reduce.umax.v8i32(<8 x i32> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V16 = call i32 @llvm.experimental.vector.reduce.umax.v16i32(<16 x i32> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V32 = call i32 @llvm.experimental.vector.reduce.umax.v32i32(<32 x i32> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V2 = call i32 @llvm.experimental.vector.reduce.umax.v2i32(<2 x i32> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V4 = call i32 @llvm.experimental.vector.reduce.umax.v4i32(<4 x i32> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V8 = call i32 @llvm.experimental.vector.reduce.umax.v8i32(<8 x i32> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V16 = call i32 @llvm.experimental.vector.reduce.umax.v16i32(<16 x i32> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V32 = call i32 @llvm.experimental.vector.reduce.umax.v32i32(<32 x i32> undef)
 ; SSE4-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; AVX1-LABEL: 'reduce_i32'
@@ -133,30 +133,30 @@ define i32 @reduce_i32(i32 %arg) {
 
 define i32 @reduce_i16(i32 %arg) {
 ; SSE2-LABEL: 'reduce_i16'
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V2 = call i16 @llvm.experimental.vector.reduce.umax.v2i16(<2 x i16> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V4 = call i16 @llvm.experimental.vector.reduce.umax.v4i16(<4 x i16> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V8 = call i16 @llvm.experimental.vector.reduce.umax.v8i16(<8 x i16> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V16 = call i16 @llvm.experimental.vector.reduce.umax.v16i16(<16 x i16> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V32 = call i16 @llvm.experimental.vector.reduce.umax.v32i16(<32 x i16> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V64 = call i16 @llvm.experimental.vector.reduce.umax.v64i16(<64 x i16> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i16 @llvm.experimental.vector.reduce.umax.v2i16(<2 x i16> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V4 = call i16 @llvm.experimental.vector.reduce.umax.v4i16(<4 x i16> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V8 = call i16 @llvm.experimental.vector.reduce.umax.v8i16(<8 x i16> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V16 = call i16 @llvm.experimental.vector.reduce.umax.v16i16(<16 x i16> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V32 = call i16 @llvm.experimental.vector.reduce.umax.v32i16(<32 x i16> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V64 = call i16 @llvm.experimental.vector.reduce.umax.v64i16(<64 x i16> undef)
 ; SSE2-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSSE3-LABEL: 'reduce_i16'
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V2 = call i16 @llvm.experimental.vector.reduce.umax.v2i16(<2 x i16> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V4 = call i16 @llvm.experimental.vector.reduce.umax.v4i16(<4 x i16> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V8 = call i16 @llvm.experimental.vector.reduce.umax.v8i16(<8 x i16> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V16 = call i16 @llvm.experimental.vector.reduce.umax.v16i16(<16 x i16> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V32 = call i16 @llvm.experimental.vector.reduce.umax.v32i16(<32 x i16> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V64 = call i16 @llvm.experimental.vector.reduce.umax.v64i16(<64 x i16> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i16 @llvm.experimental.vector.reduce.umax.v2i16(<2 x i16> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V4 = call i16 @llvm.experimental.vector.reduce.umax.v4i16(<4 x i16> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V8 = call i16 @llvm.experimental.vector.reduce.umax.v8i16(<8 x i16> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V16 = call i16 @llvm.experimental.vector.reduce.umax.v16i16(<16 x i16> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V32 = call i16 @llvm.experimental.vector.reduce.umax.v32i16(<32 x i16> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V64 = call i16 @llvm.experimental.vector.reduce.umax.v64i16(<64 x i16> undef)
 ; SSSE3-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSE4-LABEL: 'reduce_i16'
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V2 = call i16 @llvm.experimental.vector.reduce.umax.v2i16(<2 x i16> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V4 = call i16 @llvm.experimental.vector.reduce.umax.v4i16(<4 x i16> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V8 = call i16 @llvm.experimental.vector.reduce.umax.v8i16(<8 x i16> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V16 = call i16 @llvm.experimental.vector.reduce.umax.v16i16(<16 x i16> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V32 = call i16 @llvm.experimental.vector.reduce.umax.v32i16(<32 x i16> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V64 = call i16 @llvm.experimental.vector.reduce.umax.v64i16(<64 x i16> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V2 = call i16 @llvm.experimental.vector.reduce.umax.v2i16(<2 x i16> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V4 = call i16 @llvm.experimental.vector.reduce.umax.v4i16(<4 x i16> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V8 = call i16 @llvm.experimental.vector.reduce.umax.v8i16(<8 x i16> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V16 = call i16 @llvm.experimental.vector.reduce.umax.v16i16(<16 x i16> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V32 = call i16 @llvm.experimental.vector.reduce.umax.v32i16(<32 x i16> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V64 = call i16 @llvm.experimental.vector.reduce.umax.v64i16(<64 x i16> undef)
 ; SSE4-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; AVX1-LABEL: 'reduce_i16'
@@ -215,23 +215,23 @@ define i32 @reduce_i16(i32 %arg) {
 
 define i32 @reduce_i8(i32 %arg) {
 ; SSE2-LABEL: 'reduce_i8'
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2 = call i8 @llvm.experimental.vector.reduce.umax.v2i8(<2 x i8> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V4 = call i8 @llvm.experimental.vector.reduce.umax.v4i8(<4 x i8> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V8 = call i8 @llvm.experimental.vector.reduce.umax.v8i8(<8 x i8> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V16 = call i8 @llvm.experimental.vector.reduce.umax.v16i8(<16 x i8> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V32 = call i8 @llvm.experimental.vector.reduce.umax.v32i8(<32 x i8> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V64 = call i8 @llvm.experimental.vector.reduce.umax.v64i8(<64 x i8> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V128 = call i8 @llvm.experimental.vector.reduce.umax.v128i8(<128 x i8> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i8 @llvm.experimental.vector.reduce.umax.v2i8(<2 x i8> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V4 = call i8 @llvm.experimental.vector.reduce.umax.v4i8(<4 x i8> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V8 = call i8 @llvm.experimental.vector.reduce.umax.v8i8(<8 x i8> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V16 = call i8 @llvm.experimental.vector.reduce.umax.v16i8(<16 x i8> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V32 = call i8 @llvm.experimental.vector.reduce.umax.v32i8(<32 x i8> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V64 = call i8 @llvm.experimental.vector.reduce.umax.v64i8(<64 x i8> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V128 = call i8 @llvm.experimental.vector.reduce.umax.v128i8(<128 x i8> undef)
 ; SSE2-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSSE3-LABEL: 'reduce_i8'
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2 = call i8 @llvm.experimental.vector.reduce.umax.v2i8(<2 x i8> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V4 = call i8 @llvm.experimental.vector.reduce.umax.v4i8(<4 x i8> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V8 = call i8 @llvm.experimental.vector.reduce.umax.v8i8(<8 x i8> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V16 = call i8 @llvm.experimental.vector.reduce.umax.v16i8(<16 x i8> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V32 = call i8 @llvm.experimental.vector.reduce.umax.v32i8(<32 x i8> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V64 = call i8 @llvm.experimental.vector.reduce.umax.v64i8(<64 x i8> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V128 = call i8 @llvm.experimental.vector.reduce.umax.v128i8(<128 x i8> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i8 @llvm.experimental.vector.reduce.umax.v2i8(<2 x i8> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V4 = call i8 @llvm.experimental.vector.reduce.umax.v4i8(<4 x i8> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V8 = call i8 @llvm.experimental.vector.reduce.umax.v8i8(<8 x i8> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V16 = call i8 @llvm.experimental.vector.reduce.umax.v16i8(<16 x i8> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V32 = call i8 @llvm.experimental.vector.reduce.umax.v32i8(<32 x i8> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V64 = call i8 @llvm.experimental.vector.reduce.umax.v64i8(<64 x i8> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V128 = call i8 @llvm.experimental.vector.reduce.umax.v128i8(<128 x i8> undef)
 ; SSSE3-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSE4-LABEL: 'reduce_i8'

diff  --git a/llvm/test/Analysis/CostModel/X86/reduce-umin.ll b/llvm/test/Analysis/CostModel/X86/reduce-umin.ll
index 2406a3a4c648..1075e115a13b 100644
--- a/llvm/test/Analysis/CostModel/X86/reduce-umin.ll
+++ b/llvm/test/Analysis/CostModel/X86/reduce-umin.ll
@@ -12,34 +12,34 @@
 define i32 @reduce_i64(i32 %arg) {
 ; SSE2-LABEL: 'reduce_i64'
 ; SSE2-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: %V1 = call i64 @llvm.experimental.vector.reduce.umin.v1i64(<1 x i64> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.umin.v2i64(<2 x i64> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.umin.v4i64(<4 x i64> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.umin.v8i64(<8 x i64> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.umin.v16i64(<16 x i64> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.umin.v2i64(<2 x i64> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.umin.v4i64(<4 x i64> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.umin.v8i64(<8 x i64> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.umin.v16i64(<16 x i64> undef)
 ; SSE2-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSSE3-LABEL: 'reduce_i64'
 ; SSSE3-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: %V1 = call i64 @llvm.experimental.vector.reduce.umin.v1i64(<1 x i64> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.umin.v2i64(<2 x i64> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.umin.v4i64(<4 x i64> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.umin.v8i64(<8 x i64> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.umin.v16i64(<16 x i64> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.umin.v2i64(<2 x i64> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.umin.v4i64(<4 x i64> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.umin.v8i64(<8 x i64> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.umin.v16i64(<16 x i64> undef)
 ; SSSE3-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSE41-LABEL: 'reduce_i64'
 ; SSE41-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: %V1 = call i64 @llvm.experimental.vector.reduce.umin.v1i64(<1 x i64> undef)
-; SSE41-NEXT:  Cost Model: Found an estimated cost of 9 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.umin.v2i64(<2 x i64> undef)
-; SSE41-NEXT:  Cost Model: Found an estimated cost of 18 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.umin.v4i64(<4 x i64> undef)
-; SSE41-NEXT:  Cost Model: Found an estimated cost of 36 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.umin.v8i64(<8 x i64> undef)
-; SSE41-NEXT:  Cost Model: Found an estimated cost of 72 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.umin.v16i64(<16 x i64> undef)
+; SSE41-NEXT:  Cost Model: Found an estimated cost of 11 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.umin.v2i64(<2 x i64> undef)
+; SSE41-NEXT:  Cost Model: Found an estimated cost of 22 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.umin.v4i64(<4 x i64> undef)
+; SSE41-NEXT:  Cost Model: Found an estimated cost of 44 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.umin.v8i64(<8 x i64> undef)
+; SSE41-NEXT:  Cost Model: Found an estimated cost of 88 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.umin.v16i64(<16 x i64> undef)
 ; SSE41-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSE42-LABEL: 'reduce_i64'
 ; SSE42-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: %V1 = call i64 @llvm.experimental.vector.reduce.umin.v1i64(<1 x i64> undef)
-; SSE42-NEXT:  Cost Model: Found an estimated cost of 7 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.umin.v2i64(<2 x i64> undef)
-; SSE42-NEXT:  Cost Model: Found an estimated cost of 14 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.umin.v4i64(<4 x i64> undef)
-; SSE42-NEXT:  Cost Model: Found an estimated cost of 28 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.umin.v8i64(<8 x i64> undef)
-; SSE42-NEXT:  Cost Model: Found an estimated cost of 56 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.umin.v16i64(<16 x i64> undef)
+; SSE42-NEXT:  Cost Model: Found an estimated cost of 9 for instruction: %V2 = call i64 @llvm.experimental.vector.reduce.umin.v2i64(<2 x i64> undef)
+; SSE42-NEXT:  Cost Model: Found an estimated cost of 18 for instruction: %V4 = call i64 @llvm.experimental.vector.reduce.umin.v4i64(<4 x i64> undef)
+; SSE42-NEXT:  Cost Model: Found an estimated cost of 36 for instruction: %V8 = call i64 @llvm.experimental.vector.reduce.umin.v8i64(<8 x i64> undef)
+; SSE42-NEXT:  Cost Model: Found an estimated cost of 72 for instruction: %V16 = call i64 @llvm.experimental.vector.reduce.umin.v16i64(<16 x i64> undef)
 ; SSE42-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; AVX1-LABEL: 'reduce_i64'
@@ -76,27 +76,27 @@ define i32 @reduce_i64(i32 %arg) {
 
 define i32 @reduce_i32(i32 %arg) {
 ; SSE2-LABEL: 'reduce_i32'
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i32 @llvm.experimental.vector.reduce.umin.v2i32(<2 x i32> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V4 = call i32 @llvm.experimental.vector.reduce.umin.v4i32(<4 x i32> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V8 = call i32 @llvm.experimental.vector.reduce.umin.v8i32(<8 x i32> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V16 = call i32 @llvm.experimental.vector.reduce.umin.v16i32(<16 x i32> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V32 = call i32 @llvm.experimental.vector.reduce.umin.v32i32(<32 x i32> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2 = call i32 @llvm.experimental.vector.reduce.umin.v2i32(<2 x i32> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V4 = call i32 @llvm.experimental.vector.reduce.umin.v4i32(<4 x i32> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V8 = call i32 @llvm.experimental.vector.reduce.umin.v8i32(<8 x i32> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V16 = call i32 @llvm.experimental.vector.reduce.umin.v16i32(<16 x i32> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V32 = call i32 @llvm.experimental.vector.reduce.umin.v32i32(<32 x i32> undef)
 ; SSE2-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSSE3-LABEL: 'reduce_i32'
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i32 @llvm.experimental.vector.reduce.umin.v2i32(<2 x i32> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V4 = call i32 @llvm.experimental.vector.reduce.umin.v4i32(<4 x i32> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V8 = call i32 @llvm.experimental.vector.reduce.umin.v8i32(<8 x i32> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V16 = call i32 @llvm.experimental.vector.reduce.umin.v16i32(<16 x i32> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V32 = call i32 @llvm.experimental.vector.reduce.umin.v32i32(<32 x i32> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2 = call i32 @llvm.experimental.vector.reduce.umin.v2i32(<2 x i32> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V4 = call i32 @llvm.experimental.vector.reduce.umin.v4i32(<4 x i32> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V8 = call i32 @llvm.experimental.vector.reduce.umin.v8i32(<8 x i32> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V16 = call i32 @llvm.experimental.vector.reduce.umin.v16i32(<16 x i32> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V32 = call i32 @llvm.experimental.vector.reduce.umin.v32i32(<32 x i32> undef)
 ; SSSE3-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSE4-LABEL: 'reduce_i32'
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V2 = call i32 @llvm.experimental.vector.reduce.umin.v2i32(<2 x i32> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V4 = call i32 @llvm.experimental.vector.reduce.umin.v4i32(<4 x i32> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V8 = call i32 @llvm.experimental.vector.reduce.umin.v8i32(<8 x i32> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V16 = call i32 @llvm.experimental.vector.reduce.umin.v16i32(<16 x i32> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V32 = call i32 @llvm.experimental.vector.reduce.umin.v32i32(<32 x i32> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V2 = call i32 @llvm.experimental.vector.reduce.umin.v2i32(<2 x i32> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V4 = call i32 @llvm.experimental.vector.reduce.umin.v4i32(<4 x i32> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V8 = call i32 @llvm.experimental.vector.reduce.umin.v8i32(<8 x i32> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V16 = call i32 @llvm.experimental.vector.reduce.umin.v16i32(<16 x i32> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V32 = call i32 @llvm.experimental.vector.reduce.umin.v32i32(<32 x i32> undef)
 ; SSE4-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; AVX1-LABEL: 'reduce_i32'
@@ -133,30 +133,30 @@ define i32 @reduce_i32(i32 %arg) {
 
 define i32 @reduce_i16(i32 %arg) {
 ; SSE2-LABEL: 'reduce_i16'
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V2 = call i16 @llvm.experimental.vector.reduce.umin.v2i16(<2 x i16> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V4 = call i16 @llvm.experimental.vector.reduce.umin.v4i16(<4 x i16> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V8 = call i16 @llvm.experimental.vector.reduce.umin.v8i16(<8 x i16> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V16 = call i16 @llvm.experimental.vector.reduce.umin.v16i16(<16 x i16> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V32 = call i16 @llvm.experimental.vector.reduce.umin.v32i16(<32 x i16> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V64 = call i16 @llvm.experimental.vector.reduce.umin.v64i16(<64 x i16> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i16 @llvm.experimental.vector.reduce.umin.v2i16(<2 x i16> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V4 = call i16 @llvm.experimental.vector.reduce.umin.v4i16(<4 x i16> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V8 = call i16 @llvm.experimental.vector.reduce.umin.v8i16(<8 x i16> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V16 = call i16 @llvm.experimental.vector.reduce.umin.v16i16(<16 x i16> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V32 = call i16 @llvm.experimental.vector.reduce.umin.v32i16(<32 x i16> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V64 = call i16 @llvm.experimental.vector.reduce.umin.v64i16(<64 x i16> undef)
 ; SSE2-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSSE3-LABEL: 'reduce_i16'
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V2 = call i16 @llvm.experimental.vector.reduce.umin.v2i16(<2 x i16> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V4 = call i16 @llvm.experimental.vector.reduce.umin.v4i16(<4 x i16> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V8 = call i16 @llvm.experimental.vector.reduce.umin.v8i16(<8 x i16> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V16 = call i16 @llvm.experimental.vector.reduce.umin.v16i16(<16 x i16> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V32 = call i16 @llvm.experimental.vector.reduce.umin.v32i16(<32 x i16> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V64 = call i16 @llvm.experimental.vector.reduce.umin.v64i16(<64 x i16> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i16 @llvm.experimental.vector.reduce.umin.v2i16(<2 x i16> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V4 = call i16 @llvm.experimental.vector.reduce.umin.v4i16(<4 x i16> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V8 = call i16 @llvm.experimental.vector.reduce.umin.v8i16(<8 x i16> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V16 = call i16 @llvm.experimental.vector.reduce.umin.v16i16(<16 x i16> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V32 = call i16 @llvm.experimental.vector.reduce.umin.v32i16(<32 x i16> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V64 = call i16 @llvm.experimental.vector.reduce.umin.v64i16(<64 x i16> undef)
 ; SSSE3-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSE4-LABEL: 'reduce_i16'
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V2 = call i16 @llvm.experimental.vector.reduce.umin.v2i16(<2 x i16> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V4 = call i16 @llvm.experimental.vector.reduce.umin.v4i16(<4 x i16> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 1 for instruction: %V8 = call i16 @llvm.experimental.vector.reduce.umin.v8i16(<8 x i16> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V16 = call i16 @llvm.experimental.vector.reduce.umin.v16i16(<16 x i16> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V32 = call i16 @llvm.experimental.vector.reduce.umin.v32i16(<32 x i16> undef)
-; SSE4-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V64 = call i16 @llvm.experimental.vector.reduce.umin.v64i16(<64 x i16> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V2 = call i16 @llvm.experimental.vector.reduce.umin.v2i16(<2 x i16> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V4 = call i16 @llvm.experimental.vector.reduce.umin.v4i16(<4 x i16> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V8 = call i16 @llvm.experimental.vector.reduce.umin.v8i16(<8 x i16> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V16 = call i16 @llvm.experimental.vector.reduce.umin.v16i16(<16 x i16> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V32 = call i16 @llvm.experimental.vector.reduce.umin.v32i16(<32 x i16> undef)
+; SSE4-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V64 = call i16 @llvm.experimental.vector.reduce.umin.v64i16(<64 x i16> undef)
 ; SSE4-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; AVX1-LABEL: 'reduce_i16'
@@ -215,23 +215,23 @@ define i32 @reduce_i16(i32 %arg) {
 
 define i32 @reduce_i8(i32 %arg) {
 ; SSE2-LABEL: 'reduce_i8'
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2 = call i8 @llvm.experimental.vector.reduce.umin.v2i8(<2 x i8> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V4 = call i8 @llvm.experimental.vector.reduce.umin.v4i8(<4 x i8> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V8 = call i8 @llvm.experimental.vector.reduce.umin.v8i8(<8 x i8> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V16 = call i8 @llvm.experimental.vector.reduce.umin.v16i8(<16 x i8> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V32 = call i8 @llvm.experimental.vector.reduce.umin.v32i8(<32 x i8> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V64 = call i8 @llvm.experimental.vector.reduce.umin.v64i8(<64 x i8> undef)
-; SSE2-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V128 = call i8 @llvm.experimental.vector.reduce.umin.v128i8(<128 x i8> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i8 @llvm.experimental.vector.reduce.umin.v2i8(<2 x i8> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V4 = call i8 @llvm.experimental.vector.reduce.umin.v4i8(<4 x i8> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V8 = call i8 @llvm.experimental.vector.reduce.umin.v8i8(<8 x i8> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V16 = call i8 @llvm.experimental.vector.reduce.umin.v16i8(<16 x i8> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V32 = call i8 @llvm.experimental.vector.reduce.umin.v32i8(<32 x i8> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V64 = call i8 @llvm.experimental.vector.reduce.umin.v64i8(<64 x i8> undef)
+; SSE2-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V128 = call i8 @llvm.experimental.vector.reduce.umin.v128i8(<128 x i8> undef)
 ; SSE2-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSSE3-LABEL: 'reduce_i8'
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V2 = call i8 @llvm.experimental.vector.reduce.umin.v2i8(<2 x i8> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V4 = call i8 @llvm.experimental.vector.reduce.umin.v4i8(<4 x i8> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V8 = call i8 @llvm.experimental.vector.reduce.umin.v8i8(<8 x i8> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V16 = call i8 @llvm.experimental.vector.reduce.umin.v16i8(<16 x i8> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V32 = call i8 @llvm.experimental.vector.reduce.umin.v32i8(<32 x i8> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V64 = call i8 @llvm.experimental.vector.reduce.umin.v64i8(<64 x i8> undef)
-; SSSE3-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V128 = call i8 @llvm.experimental.vector.reduce.umin.v128i8(<128 x i8> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V2 = call i8 @llvm.experimental.vector.reduce.umin.v2i8(<2 x i8> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V4 = call i8 @llvm.experimental.vector.reduce.umin.v4i8(<4 x i8> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V8 = call i8 @llvm.experimental.vector.reduce.umin.v8i8(<8 x i8> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V16 = call i8 @llvm.experimental.vector.reduce.umin.v16i8(<16 x i8> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V32 = call i8 @llvm.experimental.vector.reduce.umin.v32i8(<32 x i8> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V64 = call i8 @llvm.experimental.vector.reduce.umin.v64i8(<64 x i8> undef)
+; SSSE3-NEXT:  Cost Model: Found an estimated cost of 48 for instruction: %V128 = call i8 @llvm.experimental.vector.reduce.umin.v128i8(<128 x i8> undef)
 ; SSSE3-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret i32 undef
 ;
 ; SSE4-LABEL: 'reduce_i8'


        
