Hexagon backend support

[oota-llvm.git] / test / CodeGen / Hexagon / frame.ll

diff --git a/test/CodeGen/Hexagon/frame.ll b/test/CodeGen/Hexagon/frame.ll
new file mode 100644 (file)
index 0000000..dc87c73
--- /dev/null
+++ b/test/CodeGen/Hexagon/frame.ll
@@ -0,0 +1,23 @@
+; RUN: llc -march=hexagon -mcpu=hexagonv4 < %s | FileCheck %s
+
+@num = external global i32
+@acc = external global i32
+@num2 = external global i32
+
+; CHECK: allocframe
+; CHECK: dealloc_return
+
+define i32 @foo() nounwind {
+entry:
+  %i = alloca i32, align 4
+  %0 = load i32* @num, align 4
+  store i32 %0, i32* %i, align 4
+  %1 = load i32* %i, align 4
+  %2 = load i32* @acc, align 4
+  %mul = mul nsw i32 %1, %2
+  %3 = load i32* @num2, align 4
+  %add = add nsw i32 %mul, %3
+  store i32 %add, i32* %i, align 4
+  %4 = load i32* %i, align 4
+  ret i32 %4
+}