Add -mcpu=cortex-a9-mp. It's cortex-a9 with MP extension. rdar://8648637.

[oota-llvm.git] / test / CodeGen / ARM / vcombine.ll

diff --git a/test/CodeGen/ARM/vcombine.ll b/test/CodeGen/ARM/vcombine.ll
index 2a62ba89e7478c038fec9f40088eb6459ed0d0f3..527f93b6637c76554ff319eaf3132910b98d9a37 100644 (file)
--- a/test/CodeGen/ARM/vcombine.ll
+++ b/test/CodeGen/ARM/vcombine.ll
@@ -1,6 +1,9 @@
-; RUN: llvm-as < %s | llc -march=arm -mattr=+neon
+; RUN: llc < %s -march=arm -mattr=+neon | FileCheck %s
 
 define <16 x i8> @vcombine8(<8 x i8>* %A, <8 x i8>* %B) nounwind {
+; CHECK: vcombine8
+; CHECK: vmov r0, r1, d16
+; CHECK: vmov r2, r3, d17
        %tmp1 = load <8 x i8>* %A
        %tmp2 = load <8 x i8>* %B
        %tmp3 = shufflevector <8 x i8> %tmp1, <8 x i8> %tmp2, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
@@ -8,6 +11,9 @@ define <16 x i8> @vcombine8(<8 x i8>* %A, <8 x i8>* %B) nounwind {
 }
 
 define <8 x i16> @vcombine16(<4 x i16>* %A, <4 x i16>* %B) nounwind {
+; CHECK: vcombine16
+; CHECK: vmov r0, r1, d16
+; CHECK: vmov r2, r3, d17
        %tmp1 = load <4 x i16>* %A
        %tmp2 = load <4 x i16>* %B
        %tmp3 = shufflevector <4 x i16> %tmp1, <4 x i16> %tmp2, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
@@ -15,6 +21,9 @@ define <8 x i16> @vcombine16(<4 x i16>* %A, <4 x i16>* %B) nounwind {
 }
 
 define <4 x i32> @vcombine32(<2 x i32>* %A, <2 x i32>* %B) nounwind {
+; CHECK: vcombine32
+; CHECK: vmov r0, r1, d16
+; CHECK: vmov r2, r3, d17
        %tmp1 = load <2 x i32>* %A
        %tmp2 = load <2 x i32>* %B
        %tmp3 = shufflevector <2 x i32> %tmp1, <2 x i32> %tmp2, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
@@ -22,6 +31,9 @@ define <4 x i32> @vcombine32(<2 x i32>* %A, <2 x i32>* %B) nounwind {
 }
 
 define <4 x float> @vcombinefloat(<2 x float>* %A, <2 x float>* %B) nounwind {
+; CHECK: vcombinefloat
+; CHECK: vmov r0, r1, d16
+; CHECK: vmov r2, r3, d17
        %tmp1 = load <2 x float>* %A
        %tmp2 = load <2 x float>* %B
        %tmp3 = shufflevector <2 x float> %tmp1, <2 x float> %tmp2, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
@@ -29,8 +41,32 @@ define <4 x float> @vcombinefloat(<2 x float>* %A, <2 x float>* %B) nounwind {
 }
 
 define <2 x i64> @vcombine64(<1 x i64>* %A, <1 x i64>* %B) nounwind {
+; CHECK: vcombine64
+; CHECK: vmov r0, r1, d16
+; CHECK: vmov r2, r3, d17
        %tmp1 = load <1 x i64>* %A
        %tmp2 = load <1 x i64>* %B
        %tmp3 = shufflevector <1 x i64> %tmp1, <1 x i64> %tmp2, <2 x i32> <i32 0, i32 1>
        ret <2 x i64> %tmp3
 }
+
+; Check for vget_low and vget_high implemented with shufflevector.  PR8411.
+; They should not require storing to the stack.
+
+define <4 x i16> @vget_low16(<8 x i16>* %A) nounwind {
+; CHECK: vget_low16
+; CHECK-NOT: vst
+; CHECK: vmov r0, r1, d16
+       %tmp1 = load <8 x i16>* %A
+        %tmp2 = shufflevector <8 x i16> %tmp1, <8 x i16> undef, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+        ret <4 x i16> %tmp2
+}
+
+define <8 x i8> @vget_high8(<16 x i8>* %A) nounwind {
+; CHECK: vget_high8
+; CHECK-NOT: vst
+; CHECK: vmov r0, r1, d17
+       %tmp1 = load <16 x i8>* %A
+        %tmp2 = shufflevector <16 x i8> %tmp1, <16 x i8> undef, <8 x i32> <i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
+        ret <8 x i8> %tmp2
+}