Vendor import of clang trunk r256633:

https://llvm.org/svn/llvm-project/cfe/trunk@256633

1 files changed, 44 insertions, 0 deletions

diff --git a/test/CodeGen/target-builtin-noerror.c b/test/CodeGen/target-builtin-noerror.c
new file mode 100644
index 0000000..7d86b96
--- /dev/null
+++ b/test/CodeGen/target-builtin-noerror.c
@@ -0,0 +1,44 @@
+// REQUIRES: x86-registered-target
+// RUN: %clang_cc1 %s -triple=x86_64-linux-gnu -S -o -
+#define __MM_MALLOC_H
+
+#include <x86intrin.h>
+
+// No warnings.
+extern __m256i a;
+int __attribute__((target("avx"))) bar(__m256i a) {
+  return _mm256_extract_epi32(a, 3);
+}
+
+int baz() {
+  return bar(a);
+}
+
+int __attribute__((target("avx"))) qq_avx(__m256i a) {
+  return _mm256_extract_epi32(a, 3);
+}
+
+int qq_noavx() {
+  return 0;
+}
+
+extern __m256i a;
+int qq() {
+  if (__builtin_cpu_supports("avx"))
+    return qq_avx(a);
+  else
+    return qq_noavx();
+}
+
+// Test that fma and fma4 are both separately and combined valid for an fma intrinsic.
+__m128 __attribute__((target("fma"))) fma_1(__m128 a, __m128 b, __m128 c) {
+  return __builtin_ia32_vfmaddps(a, b, c);
+}
+
+__m128 __attribute__((target("fma4"))) fma_2(__m128 a, __m128 b, __m128 c) {
+  return __builtin_ia32_vfmaddps(a, b, c);
+}
+
+__m128 __attribute__((target("fma,fma4"))) fma_3(__m128 a, __m128 b, __m128 c) {
+  return __builtin_ia32_vfmaddps(a, b, c);
+}