Add testscases for encoding of NEON vdqmull.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117115 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/MC/ARM/neon-mul-encoding.ll b/test/MC/ARM/neon-mul-encoding.ll
index 6c084a6220f4f0e5d2224fd11edd91101cd6a229..907ff1881c4f9eb8aabb807b1134a07c535ac125 100644 (file)
--- a/test/MC/ARM/neon-mul-encoding.ll
+++ b/test/MC/ARM/neon-mul-encoding.ll
@@ -253,3 +253,24 @@ define <8 x i16> @vmullp_8xi8(<8 x i8>* %A, <8 x i8>* %B) nounwind {
        %tmp3 = call <8 x i16> @llvm.arm.neon.vmullp.v8i16(<8 x i8> %tmp1, <8 x i8> %tmp2)
        ret <8 x i16> %tmp3
 }
+
+declare <4 x i32>  @llvm.arm.neon.vqdmull.v4i32(<4 x i16>, <4 x i16>) nounwind readnone
+declare <2 x i64>  @llvm.arm.neon.vqdmull.v2i64(<2 x i32>, <2 x i32>) nounwind readnone
+
+; CHECK: vqdmull_4xi16
+define <4 x i32> @vqdmull_4xi16(<4 x i16>* %A, <4 x i16>* %B) nounwind {
+       %tmp1 = load <4 x i16>* %A
+       %tmp2 = load <4 x i16>* %B
+; CHECK: vqdmull.s16   q8, d16, d17    @ encoding: [0xa1,0x0d,0xd0,0xf2]
+       %tmp3 = call <4 x i32> @llvm.arm.neon.vqdmull.v4i32(<4 x i16> %tmp1, <4 x i16> %tmp2)
+       ret <4 x i32> %tmp3
+}
+
+; CHECK: vqdmull_2xi32
+define <2 x i64> @vqdmull_2xi32(<2 x i32>* %A, <2 x i32>* %B) nounwind {
+       %tmp1 = load <2 x i32>* %A
+       %tmp2 = load <2 x i32>* %B
+; CHECK: vqdmull.s32   q8, d16, d17    @ encoding: [0xa1,0x0d,0xe0,0xf2]
+       %tmp3 = call <2 x i64> @llvm.arm.neon.vqdmull.v2i64(<2 x i32> %tmp1, <2 x i32> %tmp2)
+       ret <2 x i64> %tmp3
+}