Implememting named register intrinsics

[oota-llvm.git] / test / CodeGen / ARM / named-reg-alloc.ll

diff --git a/test/CodeGen/ARM/named-reg-alloc.ll b/test/CodeGen/ARM/named-reg-alloc.ll
new file mode 100644 (file)
index 0000000..3c27d22
--- /dev/null
+++ b/test/CodeGen/ARM/named-reg-alloc.ll
@@ -0,0 +1,14 @@
+; RUN: not llc < %s -mtriple=arm-apple-darwin 2>&1 | FileCheck %s
+; RUN: not llc < %s -mtriple=arm-linux-gnueabi 2>&1 | FileCheck %s
+
+define i32 @get_stack() nounwind {
+entry:
+; FIXME: Include an allocatable-specific error message
+; CHECK: Invalid register name global variable
+       %sp = call i32 @llvm.read_register.i32(metadata !0)
+  ret i32 %sp
+}
+
+declare i32 @llvm.read_register.i32(metadata) nounwind
+
+!0 = metadata !{metadata !"r5\00"}