diff --git a/llvm/lib/Target/X86/X86TargetTransformInfo.cpp b/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
--- a/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
+++ b/llvm/lib/Target/X86/X86TargetTransformInfo.cpp
@@ -5079,6 +5079,7 @@
       {2, MVT::v4i32, 2}, // (load 8i32 and) deinterleave into 2 x 4i32
       {2, MVT::v8i32, 4}, // (load 16i32 and) deinterleave into 2 x 8i32
       {2, MVT::v16i32, 8}, // (load 32i32 and) deinterleave into 2 x 16i32
+      {2, MVT::v32i32, 16}, // (load 64i32 and) deinterleave into 2 x 32i32
 
       {2, MVT::v4i64, 6}, // (load 8i64 and) deinterleave into 2 x 4i64
 
@@ -5127,6 +5128,7 @@
       {2, MVT::v4i32, 2}, // interleave 2 x 4i32 into 8i32 (and store)
       {2, MVT::v8i32, 4}, // interleave 2 x 8i32 into 16i32 (and store)
       {2, MVT::v16i32, 8}, // interleave 2 x 16i32 into 32i32 (and store)
+      {2, MVT::v32i32, 16}, // interleave 2 x 32i32 into 64i32 (and store)
 
       {2, MVT::v4i64, 6}, // interleave 2 x 4i64 into 8i64 (and store)
 
diff --git a/llvm/test/Analysis/CostModel/X86/interleaved-load-f32-stride-2.ll b/llvm/test/Analysis/CostModel/X86/interleaved-load-f32-stride-2.ll
--- a/llvm/test/Analysis/CostModel/X86/interleaved-load-f32-stride-2.ll
+++ b/llvm/test/Analysis/CostModel/X86/interleaved-load-f32-stride-2.ll
@@ -30,7 +30,7 @@
 ; AVX2: LV: Found an estimated cost of 3 for VF 4 For instruction:   %v0 = load float, float* %in0, align 4
 ; AVX2: LV: Found an estimated cost of 6 for VF 8 For instruction:   %v0 = load float, float* %in0, align 4
 ; AVX2: LV: Found an estimated cost of 12 for VF 16 For instruction:   %v0 = load float, float* %in0, align 4
-; AVX2: LV: Found an estimated cost of 152 for VF 32 For instruction:   %v0 = load float, float* %in0, align 4
+; AVX2: LV: Found an estimated cost of 24 for VF 32 For instruction:   %v0 = load float, float* %in0, align 4
 ;
 ; AVX512: LV: Found an estimated cost of 1 for VF 1 For instruction:   %v0 = load float, float* %in0, align 4
 ; AVX512: LV: Found an estimated cost of 3 for VF 2 For instruction:   %v0 = load float, float* %in0, align 4
diff --git a/llvm/test/Analysis/CostModel/X86/interleaved-load-i32-stride-2.ll b/llvm/test/Analysis/CostModel/X86/interleaved-load-i32-stride-2.ll
--- a/llvm/test/Analysis/CostModel/X86/interleaved-load-i32-stride-2.ll
+++ b/llvm/test/Analysis/CostModel/X86/interleaved-load-i32-stride-2.ll
@@ -30,7 +30,7 @@
 ; AVX2: LV: Found an estimated cost of 3 for VF 4 For instruction:   %v0 = load i32, i32* %in0, align 4
 ; AVX2: LV: Found an estimated cost of 6 for VF 8 For instruction:   %v0 = load i32, i32* %in0, align 4
 ; AVX2: LV: Found an estimated cost of 12 for VF 16 For instruction:   %v0 = load i32, i32* %in0, align 4
-; AVX2: LV: Found an estimated cost of 184 for VF 32 For instruction:   %v0 = load i32, i32* %in0, align 4
+; AVX2: LV: Found an estimated cost of 24 for VF 32 For instruction:   %v0 = load i32, i32* %in0, align 4
 ;
 ; AVX512: LV: Found an estimated cost of 1 for VF 1 For instruction:   %v0 = load i32, i32* %in0, align 4
 ; AVX512: LV: Found an estimated cost of 3 for VF 2 For instruction:   %v0 = load i32, i32* %in0, align 4
diff --git a/llvm/test/Analysis/CostModel/X86/interleaved-store-f32-stride-2.ll b/llvm/test/Analysis/CostModel/X86/interleaved-store-f32-stride-2.ll
--- a/llvm/test/Analysis/CostModel/X86/interleaved-store-f32-stride-2.ll
+++ b/llvm/test/Analysis/CostModel/X86/interleaved-store-f32-stride-2.ll
@@ -30,7 +30,7 @@
 ; AVX2: LV: Found an estimated cost of 3 for VF 4 For instruction:   store float %v1, float* %out1, align 4
 ; AVX2: LV: Found an estimated cost of 6 for VF 8 For instruction:   store float %v1, float* %out1, align 4
 ; AVX2: LV: Found an estimated cost of 12 for VF 16 For instruction:   store float %v1, float* %out1, align 4
-; AVX2: LV: Found an estimated cost of 152 for VF 32 For instruction:   store float %v1, float* %out1, align 4
+; AVX2: LV: Found an estimated cost of 24 for VF 32 For instruction:   store float %v1, float* %out1, align 4
 ;
 ; AVX512: LV: Found an estimated cost of 1 for VF 1 For instruction:   store float %v1, float* %out1, align 4
 ; AVX512: LV: Found an estimated cost of 2 for VF 2 For instruction:   store float %v1, float* %out1, align 4
diff --git a/llvm/test/Analysis/CostModel/X86/interleaved-store-i32-stride-2.ll b/llvm/test/Analysis/CostModel/X86/interleaved-store-i32-stride-2.ll
--- a/llvm/test/Analysis/CostModel/X86/interleaved-store-i32-stride-2.ll
+++ b/llvm/test/Analysis/CostModel/X86/interleaved-store-i32-stride-2.ll
@@ -30,7 +30,7 @@
 ; AVX2: LV: Found an estimated cost of 3 for VF 4 For instruction:   store i32 %v1, i32* %out1, align 4
 ; AVX2: LV: Found an estimated cost of 6 for VF 8 For instruction:   store i32 %v1, i32* %out1, align 4
 ; AVX2: LV: Found an estimated cost of 12 for VF 16 For instruction:   store i32 %v1, i32* %out1, align 4
-; AVX2: LV: Found an estimated cost of 184 for VF 32 For instruction:   store i32 %v1, i32* %out1, align 4
+; AVX2: LV: Found an estimated cost of 24 for VF 32 For instruction:   store i32 %v1, i32* %out1, align 4
 ;
 ; AVX512: LV: Found an estimated cost of 1 for VF 1 For instruction:   store i32 %v1, i32* %out1, align 4
 ; AVX512: LV: Found an estimated cost of 2 for VF 2 For instruction:   store i32 %v1, i32* %out1, align 4