Add tests for NEON encoding of vabd.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117302 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/MC/ARM/neon-absdiff-encoding.ll b/test/MC/ARM/neon-absdiff-encoding.ll
new file mode 100644 (file)
index 0000000..f3d81b1
--- /dev/null
+++ b/test/MC/ARM/neon-absdiff-encoding.ll
@@ -0,0 +1,147 @@
+; RUN: llc -show-mc-encoding -march=arm -mcpu=cortex-a8 -mattr=+neon < %s | FileCheck %s
+
+declare <8 x i8>  @llvm.arm.neon.vabds.v8i8(<8 x i8>, <8 x i8>) nounwind readnone
+declare <4 x i16> @llvm.arm.neon.vabds.v4i16(<4 x i16>, <4 x i16>) nounwind readnone
+declare <2 x i32> @llvm.arm.neon.vabds.v2i32(<2 x i32>, <2 x i32>) nounwind readnone
+
+; CHECK: vabds_8xi8
+define <8 x i8> @vabds_8xi8(<8 x i8>* %A, <8 x i8>* %B) nounwind {
+       %tmp1 = load <8 x i8>* %A
+       %tmp2 = load <8 x i8>* %B
+; CHECK: vabd.s8       d16, d16, d17           @ encoding: [0xa1,0x07,0x40,0xf2]
+       %tmp3 = call <8 x i8> @llvm.arm.neon.vabds.v8i8(<8 x i8> %tmp1, <8 x i8> %tmp2)
+       ret <8 x i8> %tmp3
+}
+
+; CHECK: vabds_4xi16
+define <4 x i16> @vabds_4xi16(<4 x i16>* %A, <4 x i16>* %B) nounwind {
+       %tmp1 = load <4 x i16>* %A
+       %tmp2 = load <4 x i16>* %B
+; CHECK: vabd.s16      d16, d16, d17   @ encoding: [0xa1,0x07,0x50,0xf2]
+       %tmp3 = call <4 x i16> @llvm.arm.neon.vabds.v4i16(<4 x i16> %tmp1, <4 x i16> %tmp2)
+       ret <4 x i16> %tmp3
+}
+
+; CHECK: vabds_2xi32
+define <2 x i32> @vabds_2xi32(<2 x i32>* %A, <2 x i32>* %B) nounwind {
+       %tmp1 = load <2 x i32>* %A
+       %tmp2 = load <2 x i32>* %B
+; CHECK: vabd.s32      d16, d16, d17   @ encoding: [0xa1,0x07,0x60,0xf2]
+       %tmp3 = call <2 x i32> @llvm.arm.neon.vabds.v2i32(<2 x i32> %tmp1, <2 x i32> %tmp2)
+       ret <2 x i32> %tmp3
+}
+
+declare <8 x i8>  @llvm.arm.neon.vabdu.v8i8(<8 x i8>, <8 x i8>) nounwind readnone
+declare <4 x i16> @llvm.arm.neon.vabdu.v4i16(<4 x i16>, <4 x i16>) nounwind readnone
+declare <2 x i32> @llvm.arm.neon.vabdu.v2i32(<2 x i32>, <2 x i32>) nounwind readnone
+
+; CHECK: vabdu_8xi8
+define <8 x i8> @vabdu_8xi8(<8 x i8>* %A, <8 x i8>* %B) nounwind {
+       %tmp1 = load <8 x i8>* %A
+       %tmp2 = load <8 x i8>* %B
+; CHECK: vabd.u8       d16, d16, d17           @ encoding: [0xa1,0x07,0x40,0xf3]
+       %tmp3 = call <8 x i8> @llvm.arm.neon.vabdu.v8i8(<8 x i8> %tmp1, <8 x i8> %tmp2)
+       ret <8 x i8> %tmp3
+}
+
+; CHECK: vabdu_4xi16
+define <4 x i16> @vabdu_4xi16(<4 x i16>* %A, <4 x i16>* %B) nounwind {
+       %tmp1 = load <4 x i16>* %A
+       %tmp2 = load <4 x i16>* %B
+; CHECK: vabd.u16      d16, d16, d17   @ encoding: [0xa1,0x07,0x50,0xf3]
+       %tmp3 = call <4 x i16> @llvm.arm.neon.vabdu.v4i16(<4 x i16> %tmp1, <4 x i16> %tmp2)
+       ret <4 x i16> %tmp3
+}
+
+; CHECK: vabdu_2xi32
+define <2 x i32> @vabdu_2xi32(<2 x i32>* %A, <2 x i32>* %B) nounwind {
+       %tmp1 = load <2 x i32>* %A
+       %tmp2 = load <2 x i32>* %B
+; CHECK: vabd.u32      d16, d16, d17   @ encoding: [0xa1,0x07,0x60,0xf3]
+       %tmp3 = call <2 x i32> @llvm.arm.neon.vabdu.v2i32(<2 x i32> %tmp1, <2 x i32> %tmp2)
+       ret <2 x i32> %tmp3
+}
+
+declare <2 x float> @llvm.arm.neon.vabds.v2f32(<2 x float>, <2 x float>) nounwind readnone
+
+; CHECK: vabd_2xfloat
+define <2 x float> @vabd_2xfloat(<2 x float>* %A, <2 x float>* %B) nounwind {
+       %tmp1 = load <2 x float>* %A
+       %tmp2 = load <2 x float>* %B
+; CHECK: vabd.f32      d16, d16, d17   @ encoding: [0xa1,0x0d,0x60,0xf3]
+       %tmp3 = call <2 x float> @llvm.arm.neon.vabds.v2f32(<2 x float> %tmp1, <2 x float> %tmp2)
+       ret <2 x float> %tmp3
+}
+
+declare <16 x i8> @llvm.arm.neon.vabds.v16i8(<16 x i8>, <16 x i8>) nounwind readnone
+declare <8 x i16> @llvm.arm.neon.vabds.v8i16(<8 x i16>, <8 x i16>) nounwind readnone
+declare <4 x i32> @llvm.arm.neon.vabds.v4i32(<4 x i32>, <4 x i32>) nounwind readnone
+
+; CHECK: vabds_16xi8
+define <16 x i8> @vabds_16xi8(<16 x i8>* %A, <16 x i8>* %B) nounwind {
+       %tmp1 = load <16 x i8>* %A
+       %tmp2 = load <16 x i8>* %B
+; CHECK: vabd.s8       q8, q8, q9              @ encoding: [0xe2,0x07,0x40,0xf2]
+       %tmp3 = call <16 x i8> @llvm.arm.neon.vabds.v16i8(<16 x i8> %tmp1, <16 x i8> %tmp2)
+       ret <16 x i8> %tmp3
+}
+
+; CHECK: vabds_8xi16
+define <8 x i16> @vabds_8xi16(<8 x i16>* %A, <8 x i16>* %B) nounwind {
+       %tmp1 = load <8 x i16>* %A
+       %tmp2 = load <8 x i16>* %B
+; CHECK: vabd.s16      q8, q8, q9      @ encoding: [0xe2,0x07,0x50,0xf2]
+       %tmp3 = call <8 x i16> @llvm.arm.neon.vabds.v8i16(<8 x i16> %tmp1, <8 x i16> %tmp2)
+       ret <8 x i16> %tmp3
+}
+
+; CHECK: vabds_4xi32
+define <4 x i32> @vabds_4xi32(<4 x i32>* %A, <4 x i32>* %B) nounwind {
+       %tmp1 = load <4 x i32>* %A
+       %tmp2 = load <4 x i32>* %B
+; CHECK: vabd.s32      q8, q8, q9      @ encoding: [0xe2,0x07,0x60,0xf2]
+       %tmp3 = call <4 x i32> @llvm.arm.neon.vabds.v4i32(<4 x i32> %tmp1, <4 x i32> %tmp2)
+       ret <4 x i32> %tmp3
+}
+
+declare <16 x i8> @llvm.arm.neon.vabdu.v16i8(<16 x i8>, <16 x i8>) nounwind readnone
+declare <8 x i16> @llvm.arm.neon.vabdu.v8i16(<8 x i16>, <8 x i16>) nounwind readnone
+declare <4 x i32> @llvm.arm.neon.vabdu.v4i32(<4 x i32>, <4 x i32>) nounwind readnone
+
+; CHECK: vabdu_16xi8
+define <16 x i8> @vabdu_16xi8(<16 x i8>* %A, <16 x i8>* %B) nounwind {
+       %tmp1 = load <16 x i8>* %A
+       %tmp2 = load <16 x i8>* %B
+; CHECK: vabd.u8       q8, q8, q9              @ encoding: [0xe2,0x07,0x40,0xf3]
+       %tmp3 = call <16 x i8> @llvm.arm.neon.vabdu.v16i8(<16 x i8> %tmp1, <16 x i8> %tmp2)
+       ret <16 x i8> %tmp3
+}
+
+; CHECK: vabdu_8xi16
+define <8 x i16> @vabdu_8xi16(<8 x i16>* %A, <8 x i16>* %B) nounwind {
+       %tmp1 = load <8 x i16>* %A
+       %tmp2 = load <8 x i16>* %B
+; CHECK: vabd.u16      q8, q8, q9      @ encoding: [0xe2,0x07,0x50,0xf3]
+       %tmp3 = call <8 x i16> @llvm.arm.neon.vabdu.v8i16(<8 x i16> %tmp1, <8 x i16> %tmp2)
+       ret <8 x i16> %tmp3
+}
+
+; CHECK: vabdu_4xi32
+define <4 x i32> @vabdu_4xi32(<4 x i32>* %A, <4 x i32>* %B) nounwind {
+       %tmp1 = load <4 x i32>* %A
+       %tmp2 = load <4 x i32>* %B
+; CHECK: vabd.u32      q8, q8, q9      @ encoding: [0xe2,0x07,0x60,0xf3]
+       %tmp3 = call <4 x i32> @llvm.arm.neon.vabdu.v4i32(<4 x i32> %tmp1, <4 x i32> %tmp2)
+       ret <4 x i32> %tmp3
+}
+
+declare <4 x float> @llvm.arm.neon.vabds.v4f32(<4 x float>, <4 x float>) nounwind readnone
+
+; CHECK: vabd_4xfloat
+define <4 x float> @vabd_4xfloat(<4 x float>* %A, <4 x float>* %B) nounwind {
+       %tmp1 = load <4 x float>* %A
+       %tmp2 = load <4 x float>* %B
+; CHECK: vabd.f32      q8, q8, q9      @ encoding: [0xe2,0x0d,0x60,0xf3]
+       %tmp3 = call <4 x float> @llvm.arm.neon.vabds.v4f32(<4 x float> %tmp1, <4 x float> %tmp2)
+       ret <4 x float> %tmp3
+}