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-rw-r--r--test/CodeGen/PowerPC/named-reg-alloc-r2-64.ll17
1 files changed, 17 insertions, 0 deletions
diff --git a/test/CodeGen/PowerPC/named-reg-alloc-r2-64.ll b/test/CodeGen/PowerPC/named-reg-alloc-r2-64.ll
new file mode 100644
index 0000000..0da33fa
--- /dev/null
+++ b/test/CodeGen/PowerPC/named-reg-alloc-r2-64.ll
@@ -0,0 +1,17 @@
+; RUN: not llc < %s -mtriple=powerpc64-apple-darwin 2>&1 | FileCheck %s --check-prefix=CHECK-DARWIN
+; RUN: llc < %s -mtriple=powerpc64-unknown-linux-gnu 2>&1 | FileCheck %s
+
+define i64 @get_reg() nounwind {
+entry:
+; FIXME: Include an allocatable-specific error message
+; CHECK-DARWIN: Invalid register name global variable
+ %reg = call i64 @llvm.read_register.i64(metadata !0)
+ ret i64 %reg
+
+; CHECK-LABEL: @get_reg
+; CHECK: mr 3, 2
+}
+
+declare i64 @llvm.read_register.i64(metadata) nounwind
+
+!0 = metadata !{metadata !"r2\00"}