Rename tests/codegen into tests/codegen-llvm

tests/codegen-llvm/target-feature-inline-closure.rs

@@ -0,0 +1,33 @@
+//@ only-x86_64
+// Set the base cpu explicitly, in case the default has been changed.
+//@ compile-flags: -Copt-level=3 -Ctarget-cpu=x86-64
+
+#![crate_type = "lib"]
+
+#[cfg(target_arch = "x86_64")]
+use std::arch::x86_64::*;
+
+// CHECK-LABEL: @with_avx
+#[no_mangle]
+#[cfg(target_arch = "x86_64")]
+#[target_feature(enable = "avx")]
+fn with_avx(x: __m256) -> __m256 {
+    // CHECK: fadd <8 x float>
+    let add = {
+        #[inline(always)]
+        |x, y| unsafe { _mm256_add_ps(x, y) }
+    };
+    add(x, x)
+}
+
+// CHECK-LABEL: @without_avx
+#[no_mangle]
+#[cfg(target_arch = "x86_64")]
+unsafe fn without_avx(x: __m256) -> __m256 {
+    // CHECK-NOT: fadd <8 x float>
+    let add = {
+        #[inline(always)]
+        |x, y| unsafe { _mm256_add_ps(x, y) }
+    };
+    add(x, x)
+}