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-rw-r--r--test/CodeGen/ARM/arm-modifier.ll9
1 files changed, 9 insertions, 0 deletions
diff --git a/test/CodeGen/ARM/arm-modifier.ll b/test/CodeGen/ARM/arm-modifier.ll
index 396de37..5e12d8e 100644
--- a/test/CodeGen/ARM/arm-modifier.ll
+++ b/test/CodeGen/ARM/arm-modifier.ll
@@ -57,3 +57,12 @@ store i64 %0, i64* @f3_var, align 4
store i64 %1, i64* @f3_var, align 4
ret void
}
+
+define i64 @f4(i64* %val) nounwind {
+entry:
+ ;CHECK: f4
+ ;CHECK: ldrexd [[REG1:(r[0-9]?[02468])]], {{r[0-9]?[13579]}}, [r0]
+ ;CHECK: mov r0, [[REG1]]
+ %0 = tail call i64 asm sideeffect "ldrexd $0, ${0:H}, [$1]", "=&r,r,*Qo"(i64* %val, i64* %val) nounwind
+ ret i64 %0
+}
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