From f1d8b7c49e29e0983c241862a4a78c3657620c36 Mon Sep 17 00:00:00 2001
From: Simon Pilgrim <llvm-dev@redking.me.uk>
Date: Tue, 23 Oct 2018 16:27:14 +0000
Subject: [PATCH] [CostModel][X86] Add transpose shuffle cost tests

llvm-svn: 345045
---
 .../Analysis/CostModel/X86/shuffle-transpose.ll    | 164 +++++++++++++++++++++
 1 file changed, 164 insertions(+)
 create mode 100644 llvm/test/Analysis/CostModel/X86/shuffle-transpose.ll

diff --git a/llvm/test/Analysis/CostModel/X86/shuffle-transpose.ll b/llvm/test/Analysis/CostModel/X86/shuffle-transpose.ll
new file mode 100644
index 0000000..2a846bf
--- /dev/null
+++ b/llvm/test/Analysis/CostModel/X86/shuffle-transpose.ll
@@ -0,0 +1,164 @@
+; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py
+; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -cost-model -analyze -mattr=+sse2 | FileCheck %s -check-prefixes=CHECK,SSE,SSE2
+; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -cost-model -analyze -mattr=+ssse3 | FileCheck %s -check-prefixes=CHECK,SSE,SSSE3
+; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -cost-model -analyze -mattr=+sse4.2 | FileCheck %s -check-prefixes=CHECK,SSE,SSE42
+; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -cost-model -analyze -mattr=+avx | FileCheck %s -check-prefixes=CHECK,AVX,AVX1
+; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -cost-model -analyze -mattr=+avx2 | FileCheck %s -check-prefixes=CHECK,AVX,AVX2
+; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -cost-model -analyze -mattr=+avx512f | FileCheck %s --check-prefixes=CHECK,AVX512,AVX512F
+; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -cost-model -analyze -mattr=+avx512f,+avx512bw | FileCheck %s --check-prefixes=CHECK,AVX512,AVX512BW
+; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -cost-model -analyze -mattr=+avx512f,+avx512bw,+avx512vbmi | FileCheck %s --check-prefixes=CHECK,AVX512,AVX512VBMI
+;
+; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -cost-model -analyze -mcpu=slm | FileCheck %s --check-prefixes=CHECK,SSE,SSE42
+; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -cost-model -analyze -mcpu=goldmont | FileCheck %s --check-prefixes=CHECK,SSE,SSE42
+; RUN: opt < %s -mtriple=x86_64-unknown-linux-gnu -cost-model -analyze -mcpu=btver2 | FileCheck %s --check-prefixes=BTVER2
+
+;
+; Verify the cost model for transpose shuffles.
+;
+
+define void @test_vXf64(<2 x double> %a128, <2 x double> %b128, <4 x double> %a256, <4 x double> %b256, <8 x double> %a512, <8 x double> %b512) {
+; SSE-LABEL: 'test_vXf64'
+; SSE-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V128 = shufflevector <2 x double> %a128, <2 x double> %b128, <2 x i32> <i32 0, i32 2>
+; SSE-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V256 = shufflevector <4 x double> %a256, <4 x double> %b256, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
+; SSE-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V512 = shufflevector <8 x double> %a512, <8 x double> %b512, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
+; SSE-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
+;
+; AVX-LABEL: 'test_vXf64'
+; AVX-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V128 = shufflevector <2 x double> %a128, <2 x double> %b128, <2 x i32> <i32 0, i32 2>
+; AVX-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V256 = shufflevector <4 x double> %a256, <4 x double> %b256, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
+; AVX-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V512 = shufflevector <8 x double> %a512, <8 x double> %b512, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
+; AVX-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
+;
+; AVX512-LABEL: 'test_vXf64'
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V128 = shufflevector <2 x double> %a128, <2 x double> %b128, <2 x i32> <i32 0, i32 2>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V256 = shufflevector <4 x double> %a256, <4 x double> %b256, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 14 for instruction: %V512 = shufflevector <8 x double> %a512, <8 x double> %b512, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
+;
+; BTVER2-LABEL: 'test_vXf64'
+; BTVER2-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V128 = shufflevector <2 x double> %a128, <2 x double> %b128, <2 x i32> <i32 0, i32 2>
+; BTVER2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V256 = shufflevector <4 x double> %a256, <4 x double> %b256, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
+; BTVER2-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V512 = shufflevector <8 x double> %a512, <8 x double> %b512, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
+; BTVER2-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
+;
+  %V128 = shufflevector <2 x double> %a128, <2 x double> %b128, <2 x i32> <i32 0, i32 2>
+  %V256 = shufflevector <4 x double> %a256, <4 x double> %b256, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
+  %V512 = shufflevector <8 x double> %a512, <8 x double> %b512, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
+  ret void
+}
+
+define void @test_vXi64(<2 x i64> %a128, <2 x i64> %b128, <4 x i64> %a256, <4 x i64> %b256, <8 x i64> %a512, <8 x i64> %b512) {
+; CHECK-LABEL: 'test_vXi64'
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V128 = shufflevector <2 x i64> %a128, <2 x i64> %b128, <2 x i32> <i32 0, i32 2>
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V256 = shufflevector <4 x i64> %a256, <4 x i64> %b256, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V512 = shufflevector <8 x i64> %a512, <8 x i64> %b512, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
+;
+; BTVER2-LABEL: 'test_vXi64'
+; BTVER2-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V128 = shufflevector <2 x i64> %a128, <2 x i64> %b128, <2 x i32> <i32 0, i32 2>
+; BTVER2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V256 = shufflevector <4 x i64> %a256, <4 x i64> %b256, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
+; BTVER2-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V512 = shufflevector <8 x i64> %a512, <8 x i64> %b512, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
+; BTVER2-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
+;
+  %V128 = shufflevector <2 x i64> %a128, <2 x i64> %b128, <2 x i32> <i32 0, i32 2>
+  %V256 = shufflevector <4 x i64> %a256, <4 x i64> %b256, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
+  %V512 = shufflevector <8 x i64> %a512, <8 x i64> %b512, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
+  ret void
+}
+
+define void @test_vXf32(<2 x float> %a64, <2 x float> %b64, <4 x float> %a128, <4 x float> %b128, <8 x float> %a256, <8 x float> %b256, <16 x float> %a512, <16 x float> %b512) {
+; SSE-LABEL: 'test_vXf32'
+; SSE-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V64 = shufflevector <2 x float> %a64, <2 x float> %b64, <2 x i32> <i32 0, i32 2>
+; SSE-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V128 = shufflevector <4 x float> %a128, <4 x float> %b128, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
+; SSE-NEXT:  Cost Model: Found an estimated cost of 12 for instruction: %V256 = shufflevector <8 x float> %a256, <8 x float> %b256, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
+; SSE-NEXT:  Cost Model: Found an estimated cost of 24 for instruction: %V512 = shufflevector <16 x float> %a512, <16 x float> %b512, <16 x i32> <i32 0, i32 16, i32 2, i32 18, i32 4, i32 20, i32 6, i32 22, i32 8, i32 24, i32 10, i32 26, i32 12, i32 28, i32 14, i32 30>
+; SSE-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
+;
+; AVX-LABEL: 'test_vXf32'
+; AVX-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V64 = shufflevector <2 x float> %a64, <2 x float> %b64, <2 x i32> <i32 0, i32 2>
+; AVX-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V128 = shufflevector <4 x float> %a128, <4 x float> %b128, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
+; AVX-NEXT:  Cost Model: Found an estimated cost of 14 for instruction: %V256 = shufflevector <8 x float> %a256, <8 x float> %b256, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
+; AVX-NEXT:  Cost Model: Found an estimated cost of 28 for instruction: %V512 = shufflevector <16 x float> %a512, <16 x float> %b512, <16 x i32> <i32 0, i32 16, i32 2, i32 18, i32 4, i32 20, i32 6, i32 22, i32 8, i32 24, i32 10, i32 26, i32 12, i32 28, i32 14, i32 30>
+; AVX-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
+;
+; AVX512-LABEL: 'test_vXf32'
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V64 = shufflevector <2 x float> %a64, <2 x float> %b64, <2 x i32> <i32 0, i32 2>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V128 = shufflevector <4 x float> %a128, <4 x float> %b128, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 14 for instruction: %V256 = shufflevector <8 x float> %a256, <8 x float> %b256, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 30 for instruction: %V512 = shufflevector <16 x float> %a512, <16 x float> %b512, <16 x i32> <i32 0, i32 16, i32 2, i32 18, i32 4, i32 20, i32 6, i32 22, i32 8, i32 24, i32 10, i32 26, i32 12, i32 28, i32 14, i32 30>
+; AVX512-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
+;
+; BTVER2-LABEL: 'test_vXf32'
+; BTVER2-NEXT:  Cost Model: Found an estimated cost of 2 for instruction: %V64 = shufflevector <2 x float> %a64, <2 x float> %b64, <2 x i32> <i32 0, i32 2>
+; BTVER2-NEXT:  Cost Model: Found an estimated cost of 6 for instruction: %V128 = shufflevector <4 x float> %a128, <4 x float> %b128, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
+; BTVER2-NEXT:  Cost Model: Found an estimated cost of 14 for instruction: %V256 = shufflevector <8 x float> %a256, <8 x float> %b256, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
+; BTVER2-NEXT:  Cost Model: Found an estimated cost of 28 for instruction: %V512 = shufflevector <16 x float> %a512, <16 x float> %b512, <16 x i32> <i32 0, i32 16, i32 2, i32 18, i32 4, i32 20, i32 6, i32 22, i32 8, i32 24, i32 10, i32 26, i32 12, i32 28, i32 14, i32 30>
+; BTVER2-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
+;
+  %V64 = shufflevector <2 x float> %a64, <2 x float> %b64, <2 x i32> <i32 0, i32 2>
+  %V128 = shufflevector <4 x float> %a128, <4 x float> %b128, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
+  %V256 = shufflevector <8 x float> %a256, <8 x float> %b256, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
+  %V512 = shufflevector <16 x float> %a512, <16 x float> %b512, <16 x i32> <i32 0, i32 16, i32 2, i32 18, i32 4, i32 20, i32 6, i32 22, i32 8, i32 24, i32 10, i32 26, i32 12, i32 28, i32 14, i32 30>
+  ret void
+}
+
+define void @test_vXi32(<2 x i32> %a64, <2 x i32> %b64, <4 x i32> %a128, <4 x i32> %b128, <8 x i32> %a256, <8 x i32> %b256, <16 x i32> %a512, <16 x i32> %b512) {
+; CHECK-LABEL: 'test_vXi32'
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V64 = shufflevector <2 x i32> %a64, <2 x i32> %b64, <2 x i32> <i32 0, i32 2>
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V128 = shufflevector <4 x i32> %a128, <4 x i32> %b128, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V256 = shufflevector <8 x i32> %a256, <8 x i32> %b256, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V512 = shufflevector <16 x i32> %a512, <16 x i32> %b512, <16 x i32> <i32 0, i32 16, i32 2, i32 18, i32 4, i32 20, i32 6, i32 22, i32 8, i32 24, i32 10, i32 26, i32 12, i32 28, i32 14, i32 30>
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
+;
+; BTVER2-LABEL: 'test_vXi32'
+; BTVER2-NEXT:  Cost Model: Found an estimated cost of 4 for instruction: %V64 = shufflevector <2 x i32> %a64, <2 x i32> %b64, <2 x i32> <i32 0, i32 2>
+; BTVER2-NEXT:  Cost Model: Found an estimated cost of 8 for instruction: %V128 = shufflevector <4 x i32> %a128, <4 x i32> %b128, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
+; BTVER2-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V256 = shufflevector <8 x i32> %a256, <8 x i32> %b256, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
+; BTVER2-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V512 = shufflevector <16 x i32> %a512, <16 x i32> %b512, <16 x i32> <i32 0, i32 16, i32 2, i32 18, i32 4, i32 20, i32 6, i32 22, i32 8, i32 24, i32 10, i32 26, i32 12, i32 28, i32 14, i32 30>
+; BTVER2-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
+;
+  %V64 = shufflevector <2 x i32> %a64, <2 x i32> %b64, <2 x i32> <i32 0, i32 2>
+  %V128 = shufflevector <4 x i32> %a128, <4 x i32> %b128, <4 x i32> <i32 0, i32 4, i32 2, i32 6>
+  %V256 = shufflevector <8 x i32> %a256, <8 x i32> %b256, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
+  %V512 = shufflevector <16 x i32> %a512, <16 x i32> %b512, <16 x i32> <i32 0, i32 16, i32 2, i32 18, i32 4, i32 20, i32 6, i32 22, i32 8, i32 24, i32 10, i32 26, i32 12, i32 28, i32 14, i32 30>
+  ret void
+}
+
+define void @test_vXi16(<8 x i16> %a128, <8 x i16> %b128, <16 x i16> %a256, <16 x i16> %b256, <32 x i16> %a512, <32 x i16> %b512) {
+; CHECK-LABEL: 'test_vXi16'
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V128 = shufflevector <8 x i16> %a128, <8 x i16> %b128, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V256 = shufflevector <16 x i16> %a256, <16 x i16> %b256, <16 x i32> <i32 0, i32 16, i32 2, i32 18, i32 4, i32 20, i32 6, i32 22, i32 8, i32 24, i32 10, i32 26, i32 12, i32 28, i32 14, i32 30>
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V512 = shufflevector <32 x i16> %a512, <32 x i16> %b512, <32 x i32> <i32 0, i32 32, i32 2, i32 34, i32 4, i32 36, i32 6, i32 38, i32 8, i32 40, i32 10, i32 42, i32 12, i32 44, i32 14, i32 46, i32 16, i32 48, i32 18, i32 50, i32 20, i32 52, i32 22, i32 54, i32 24, i32 56, i32 26, i32 58, i32 28, i32 60, i32 30, i32 62>
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
+;
+; BTVER2-LABEL: 'test_vXi16'
+; BTVER2-NEXT:  Cost Model: Found an estimated cost of 16 for instruction: %V128 = shufflevector <8 x i16> %a128, <8 x i16> %b128, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
+; BTVER2-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V256 = shufflevector <16 x i16> %a256, <16 x i16> %b256, <16 x i32> <i32 0, i32 16, i32 2, i32 18, i32 4, i32 20, i32 6, i32 22, i32 8, i32 24, i32 10, i32 26, i32 12, i32 28, i32 14, i32 30>
+; BTVER2-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V512 = shufflevector <32 x i16> %a512, <32 x i16> %b512, <32 x i32> <i32 0, i32 32, i32 2, i32 34, i32 4, i32 36, i32 6, i32 38, i32 8, i32 40, i32 10, i32 42, i32 12, i32 44, i32 14, i32 46, i32 16, i32 48, i32 18, i32 50, i32 20, i32 52, i32 22, i32 54, i32 24, i32 56, i32 26, i32 58, i32 28, i32 60, i32 30, i32 62>
+; BTVER2-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
+;
+  %V128 = shufflevector <8 x i16> %a128, <8 x i16> %b128, <8 x i32> <i32 0, i32 8, i32 2, i32 10, i32 4, i32 12, i32 6, i32 14>
+  %V256 = shufflevector <16 x i16> %a256, <16 x i16> %b256, <16 x i32> <i32 0, i32 16, i32 2, i32 18, i32 4, i32 20, i32 6, i32 22, i32 8, i32 24, i32 10, i32 26, i32 12, i32 28, i32 14, i32 30>
+  %V512 = shufflevector <32 x i16> %a512, <32 x i16> %b512, <32 x i32> <i32 0, i32 32, i32 2, i32 34, i32 4, i32 36, i32 6, i32 38, i32 8, i32 40, i32 10, i32 42, i32 12, i32 44, i32 14, i32 46, i32 16, i32 48, i32 18, i32 50, i32 20, i32 52, i32 22, i32 54, i32 24, i32 56, i32 26, i32 58, i32 28, i32 60, i32 30, i32 62>
+  ret void
+}
+
+define void @test_vXi8(<16 x i8> %a128, <16 x i8> %b128, <32 x i8> %a256, <32 x i8> %b256, <64 x i8> %a512, <64 x i8> %b512) {
+; CHECK-LABEL: 'test_vXi8'
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V128 = shufflevector <16 x i8> %a128, <16 x i8> %b128, <16 x i32> <i32 0, i32 16, i32 2, i32 18, i32 4, i32 20, i32 6, i32 22, i32 8, i32 24, i32 10, i32 26, i32 12, i32 28, i32 14, i32 30>
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V256 = shufflevector <32 x i8> %a256, <32 x i8> %b256, <32 x i32> <i32 0, i32 32, i32 2, i32 34, i32 4, i32 36, i32 6, i32 38, i32 8, i32 40, i32 10, i32 42, i32 12, i32 44, i32 14, i32 46, i32 16, i32 48, i32 18, i32 50, i32 20, i32 52, i32 22, i32 54, i32 24, i32 56, i32 26, i32 58, i32 28, i32 60, i32 30, i32 62>
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 128 for instruction: %V512 = shufflevector <64 x i8> %a512, <64 x i8> %b512, <64 x i32> <i32 0, i32 64, i32 2, i32 66, i32 4, i32 68, i32 6, i32 70, i32 8, i32 72, i32 10, i32 74, i32 12, i32 76, i32 14, i32 78, i32 16, i32 80, i32 18, i32 82, i32 20, i32 84, i32 22, i32 86, i32 24, i32 88, i32 26, i32 90, i32 28, i32 92, i32 30, i32 94, i32 32, i32 96, i32 34, i32 98, i32 36, i32 100, i32 38, i32 102, i32 40, i32 104, i32 42, i32 106, i32 44, i32 108, i32 46, i32 110, i32 48, i32 112, i32 50, i32 114, i32 52, i32 116, i32 54, i32 118, i32 56, i32 120, i32 58, i32 122, i32 60, i32 124, i32 62, i32 126>
+; CHECK-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
+;
+; BTVER2-LABEL: 'test_vXi8'
+; BTVER2-NEXT:  Cost Model: Found an estimated cost of 32 for instruction: %V128 = shufflevector <16 x i8> %a128, <16 x i8> %b128, <16 x i32> <i32 0, i32 16, i32 2, i32 18, i32 4, i32 20, i32 6, i32 22, i32 8, i32 24, i32 10, i32 26, i32 12, i32 28, i32 14, i32 30>
+; BTVER2-NEXT:  Cost Model: Found an estimated cost of 64 for instruction: %V256 = shufflevector <32 x i8> %a256, <32 x i8> %b256, <32 x i32> <i32 0, i32 32, i32 2, i32 34, i32 4, i32 36, i32 6, i32 38, i32 8, i32 40, i32 10, i32 42, i32 12, i32 44, i32 14, i32 46, i32 16, i32 48, i32 18, i32 50, i32 20, i32 52, i32 22, i32 54, i32 24, i32 56, i32 26, i32 58, i32 28, i32 60, i32 30, i32 62>
+; BTVER2-NEXT:  Cost Model: Found an estimated cost of 128 for instruction: %V512 = shufflevector <64 x i8> %a512, <64 x i8> %b512, <64 x i32> <i32 0, i32 64, i32 2, i32 66, i32 4, i32 68, i32 6, i32 70, i32 8, i32 72, i32 10, i32 74, i32 12, i32 76, i32 14, i32 78, i32 16, i32 80, i32 18, i32 82, i32 20, i32 84, i32 22, i32 86, i32 24, i32 88, i32 26, i32 90, i32 28, i32 92, i32 30, i32 94, i32 32, i32 96, i32 34, i32 98, i32 36, i32 100, i32 38, i32 102, i32 40, i32 104, i32 42, i32 106, i32 44, i32 108, i32 46, i32 110, i32 48, i32 112, i32 50, i32 114, i32 52, i32 116, i32 54, i32 118, i32 56, i32 120, i32 58, i32 122, i32 60, i32 124, i32 62, i32 126>
+; BTVER2-NEXT:  Cost Model: Found an estimated cost of 0 for instruction: ret void
+;
+  %V128 = shufflevector <16 x i8> %a128, <16 x i8> %b128, <16 x i32> <i32 0, i32 16, i32 2, i32 18, i32 4, i32 20, i32 6, i32 22, i32 8, i32 24, i32 10, i32 26, i32 12, i32 28, i32 14, i32 30>
+  %V256 = shufflevector <32 x i8> %a256, <32 x i8> %b256, <32 x i32> <i32 0, i32 32, i32 2, i32 34, i32 4, i32 36, i32 6, i32 38, i32 8, i32 40, i32 10, i32 42, i32 12, i32 44, i32 14, i32 46, i32 16, i32 48, i32 18, i32 50, i32 20, i32 52, i32 22, i32 54, i32 24, i32 56, i32 26, i32 58, i32 28, i32 60, i32 30, i32 62>
+  %V512 = shufflevector <64 x i8> %a512, <64 x i8> %b512, <64 x i32> <i32 0, i32 64, i32 2, i32 66, i32 4, i32 68, i32 6, i32 70, i32 8, i32 72, i32 10, i32 74, i32 12, i32 76, i32 14, i32 78, i32 16, i32 80, i32 18, i32 82, i32 20, i32 84, i32 22, i32 86, i32 24, i32 88, i32 26, i32 90, i32 28, i32 92, i32 30, i32 94, i32 32, i32 96, i32 34, i32 98, i32 36, i32 100, i32 38, i32 102, i32 40, i32 104, i32 42, i32 106, i32 44, i32 108, i32 46, i32 110, i32 48, i32 112, i32 50, i32 114, i32 52, i32 116, i32 54, i32 118, i32 56, i32 120, i32 58, i32 122, i32 60, i32 124, i32 62, i32 126>
+  ret void
+}
+
-- 
2.7.4