diff options
Diffstat (limited to 'test/CodeGen/ARM/swifterror.ll')
| -rw-r--r-- | test/CodeGen/ARM/swifterror.ll | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/test/CodeGen/ARM/swifterror.ll b/test/CodeGen/ARM/swifterror.ll index 78764202f627..3fd57c592bfb 100644 --- a/test/CodeGen/ARM/swifterror.ll +++ b/test/CodeGen/ARM/swifterror.ll @@ -528,3 +528,31 @@ entry: tail call void @acallee(i8* null) ret void } + + +declare swiftcc void @foo2(%swift_error** swifterror) + +; Make sure we properly assign registers during fast-isel. +; CHECK-O0-LABEL: testAssign +; CHECK-O0: mov r8, #0 +; CHECK-O0: bl _foo2 +; CHECK-O0: str r8, [s[[STK:p.*]]] +; CHECK-O0: ldr r0, [s[[STK]]] +; CHECK-O0: pop + +; CHECK-APPLE-LABEL: testAssign +; CHECK-APPLE: mov r8, #0 +; CHECK-APPLE: bl _foo2 +; CHECK-APPLE: mov r0, r8 + +define swiftcc %swift_error* @testAssign(i8* %error_ref) { +entry: + %error_ptr = alloca swifterror %swift_error* + store %swift_error* null, %swift_error** %error_ptr + call swiftcc void @foo2(%swift_error** swifterror %error_ptr) + br label %a + +a: + %error = load %swift_error*, %swift_error** %error_ptr + ret %swift_error* %error +} |