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-rw-r--r--test/CodeGen/PowerPC/ppc64le-crsave.ll28
1 files changed, 28 insertions, 0 deletions
diff --git a/test/CodeGen/PowerPC/ppc64le-crsave.ll b/test/CodeGen/PowerPC/ppc64le-crsave.ll
new file mode 100644
index 0000000..17174d7
--- /dev/null
+++ b/test/CodeGen/PowerPC/ppc64le-crsave.ll
@@ -0,0 +1,28 @@
+; RUN: llc < %s | FileCheck %s
+target datalayout = "e-m:e-i64:64-n32:64"
+target triple = "powerpc64le-unknown-linux-gnu"
+
+@_ZTIi = external constant i8*
+declare i8* @__cxa_allocate_exception(i64)
+declare void @__cxa_throw(i8*, i8*, i8*)
+
+define void @crsave() {
+entry:
+ call void asm sideeffect "", "~{cr2}"()
+ call void asm sideeffect "", "~{cr3}"()
+ call void asm sideeffect "", "~{cr4}"()
+
+ %exception = call i8* @__cxa_allocate_exception(i64 4)
+ %0 = bitcast i8* %exception to i32*
+ store i32 0, i32* %0
+ call void @__cxa_throw(i8* %exception, i8* bitcast (i8** @_ZTIi to i8*), i8* null)
+ unreachable
+
+return: ; No predecessors!
+ ret void
+}
+; CHECK-LABEL: @crsave
+; CHECK: .cfi_offset cr2, 8
+; CHECK: .cfi_offset cr3, 8
+; CHECK: .cfi_offset cr4, 8
+