Fix a miscompilation caused by a typo. When turning a adde with negative value

[oota-llvm.git] / test / CodeGen / Thumb2 / carry.ll

diff --git a/test/CodeGen/Thumb2/carry.ll b/test/CodeGen/Thumb2/carry.ll
index de6f6e260de3d4edd041f9810143d536db07fe0e..85b4370fa5997f8306250e5e06c11e87214b3314 100644 (file)
--- a/test/CodeGen/Thumb2/carry.ll
+++ b/test/CodeGen/Thumb2/carry.ll
@@ -20,3 +20,16 @@ entry:
        %tmp2 = sub i64 %tmp1, %b
        ret i64 %tmp2
 }
+
+; rdar://12559385
+define i64 @f3(i32 %vi) {
+entry:
+; CHECK: f3:
+; CHECK: movw [[REG:r[0-9]+]], #36102
+; CHECK: sbcs r{{[0-9]+}}, [[REG]]
+    %v0 = zext i32 %vi to i64
+    %v1 = xor i64 %v0, -155057456198619
+    %v4 = add i64 %v1, 155057456198619
+    %v5 = add i64 %v4, %v1
+    ret i64 %v5
+}