1 files changed, 65 insertions, 0 deletions
diff --git a/clang/test/CodeGen/avx-shuffle-builtins.c b/clang/test/CodeGen/avx-shuffle-builtins.c
new file mode 100644
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--- /dev/null
+++ b/clang/test/CodeGen/avx-shuffle-builtins.c
@@ -0,0 +1,65 @@
+// RUN: %clang_cc1 %s -O3 -triple=x86_64-apple-darwin -target-feature +avx -emit-llvm -o - | FileCheck %s
+
+// Don't include mm_malloc.h, it's system specific.
+#define __MM_MALLOC_H
+
+#include <immintrin.h>
+
+//
+// Test LLVM IR codegen of shuffle instructions
+//
+
+__m256 x(__m256 a, __m256 b) {
+  // Check if the mask is correct
+  // CHECK: shufflevector{{.*}}<i32 3, i32 2, i32 8, i32 11, i32 7, i32 6, i32 12, i32 15>
+  return _mm256_shuffle_ps(a, b, 203);
+}
+
+__m128d test_mm_permute_pd(__m128d a) {
+  // Check if the mask is correct
+  // CHECK: shufflevector{{.*}}<i32 1, i32 0>
+  return _mm_permute_pd(a, 1);
+}
+
+__m256d test_mm256_permute_pd(__m256d a) {
+  // Check if the mask is correct
+  // CHECK: shufflevector{{.*}}<i32 1, i32 0, i32 3, i32 2>
+  return _mm256_permute_pd(a, 5);
+}
+
+__m128 test_mm_permute_ps(__m128 a) {
+  // Check if the mask is correct
+  // CHECK: shufflevector{{.*}}<i32 3, i32 2, i32 1, i32 0>
+  return _mm_permute_ps(a, 0x1b);
+}
+
+// Test case for PR12401
+__m128 test_mm_permute_ps2(__m128 a) {
+  // Check if the mask is correct
+  // CHECK: shufflevector{{.*}}<i32 2, i32 1, i32 2, i32 3>
+  return _mm_permute_ps(a, 0xe6);
+}
+
+__m256 test_mm256_permute_ps(__m256 a) {
+  // Check if the mask is correct
+  // CHECK: shufflevector{{.*}}<i32 3, i32 2, i32 1, i32 0, i32 7, i32 6, i32 5, i32 4>
+  return _mm256_permute_ps(a, 0x1b);
+}
+
+__m256d test_mm256_permute2f128_pd(__m256d a, __m256d b) {
+  // Check if the mask is correct
+  // CHECK: @llvm.x86.avx.vperm2f128.pd.256
+  return _mm256_permute2f128_pd(a, b, 0x31);
+}
+
+__m256 test_mm256_permute2f128_ps(__m256 a, __m256 b) {
+  // Check if the mask is correct
+  // CHECK: @llvm.x86.avx.vperm2f128.ps.256
+  return _mm256_permute2f128_ps(a, b, 0x13);
+}
+
+__m256i test_mm256_permute2f128_si256(__m256i a, __m256i b) {
+  // Check if the mask is correct
+  // CHECK: @llvm.x86.avx.vperm2f128.si.256
+  return _mm256_permute2f128_si256(a, b, 0x20);
+}