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-rw-r--r--test/CodeGen/Thumb2/2013-03-02-vduplane-nonconstant-source-index.ll14
1 files changed, 14 insertions, 0 deletions
diff --git a/test/CodeGen/Thumb2/2013-03-02-vduplane-nonconstant-source-index.ll b/test/CodeGen/Thumb2/2013-03-02-vduplane-nonconstant-source-index.ll
new file mode 100644
index 0000000..937ecc0
--- /dev/null
+++ b/test/CodeGen/Thumb2/2013-03-02-vduplane-nonconstant-source-index.ll
@@ -0,0 +1,14 @@
+; RUN: llc < %s -mtriple=thumbv7-apple-ios | FileCheck %s
+
+define void @bar(<4 x i32>* %p, i32 %lane, <4 x i32> %phitmp) nounwind {
+; CHECK: vst1.64 {d{{[0-9]+}}, d{{[0-9]+}}}, [r[[SOURCE:[0-9]+]]:128]
+; CHECK: add.w r[[ADDR:[0-9]+]], r[[SOURCE]], {{r[0-9]+}}, lsl #2
+; CHECK: vld1.32 {[[DREG:d[0-9]+]][], [[DREG2:d[0-9]+]][]}, [r[[ADDR]]:32]
+; CHECK: vst1.32 {[[DREG]], [[DREG2]]}, [r0]
+ %val = extractelement <4 x i32> %phitmp, i32 %lane
+ %r1 = insertelement <4 x i32> undef, i32 %val, i32 1
+ %r2 = insertelement <4 x i32> %r1, i32 %val, i32 2
+ %r3 = insertelement <4 x i32> %r2, i32 %val, i32 3
+ store <4 x i32> %r3, <4 x i32>* %p, align 4
+ ret void
+}