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-rw-r--r--llvm/test/CodeGen/ARM/shifter_operand.ll15
1 files changed, 15 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/ARM/shifter_operand.ll b/llvm/test/CodeGen/ARM/shifter_operand.ll
index 11a8ee6ef7d..5d44eb0f11d 100644
--- a/llvm/test/CodeGen/ARM/shifter_operand.ll
+++ b/llvm/test/CodeGen/ARM/shifter_operand.ll
@@ -224,3 +224,18 @@ entry:
%conv = zext i8 %0 to i32
ret i32 %conv
}
+
+
+define void @test_well_formed_dag(i32 %in1, i32 %in2, i32* %addr) {
+; CHECK-LABEL: test_well_formed_dag:
+; CHECK-ARM: movw [[SMALL_CONST:r[0-9]+]], #675
+; CHECK-ARM: mul [[SMALL_PROD:r[0-9]+]], r0, [[SMALL_CONST]]
+; CHECK-ARM: add {{r[0-9]+}}, r1, [[SMALL_PROD]], lsl #7
+
+ %mul.small = mul i32 %in1, 675
+ store i32 %mul.small, i32* %addr
+ %mul.big = mul i32 %in1, 86400
+ %add = add i32 %in2, %mul.big
+ store i32 %add, i32* %addr
+ ret void
+}
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