| Bob Wilson | 5bafff3 | 2009-06-22 23:27:02 +0000 | [diff] [blame^] | 1 | ; RUN: llvm-as < %s | llc -march=arm -mattr=+neon > %t |
| 2 | ; RUN: grep {vshrn\\.i16} %t | count 1 |
| 3 | ; RUN: grep {vshrn\\.i32} %t | count 1 |
| 4 | ; RUN: grep {vshrn\\.i64} %t | count 1 |
| 5 | |
| 6 | define <8 x i8> @vshrns8(<8 x i16>* %A) nounwind { |
| 7 | %tmp1 = load <8 x i16>* %A |
| 8 | %tmp2 = call <8 x i8> @llvm.arm.neon.vshiftn.v8i8(<8 x i16> %tmp1, <8 x i16> < i16 -8, i16 -8, i16 -8, i16 -8, i16 -8, i16 -8, i16 -8, i16 -8 >) |
| 9 | ret <8 x i8> %tmp2 |
| 10 | } |
| 11 | |
| 12 | define <4 x i16> @vshrns16(<4 x i32>* %A) nounwind { |
| 13 | %tmp1 = load <4 x i32>* %A |
| 14 | %tmp2 = call <4 x i16> @llvm.arm.neon.vshiftn.v4i16(<4 x i32> %tmp1, <4 x i32> < i32 -16, i32 -16, i32 -16, i32 -16 >) |
| 15 | ret <4 x i16> %tmp2 |
| 16 | } |
| 17 | |
| 18 | define <2 x i32> @vshrns32(<2 x i64>* %A) nounwind { |
| 19 | %tmp1 = load <2 x i64>* %A |
| 20 | %tmp2 = call <2 x i32> @llvm.arm.neon.vshiftn.v2i32(<2 x i64> %tmp1, <2 x i64> < i64 -32, i64 -32 >) |
| 21 | ret <2 x i32> %tmp2 |
| 22 | } |
| 23 | |
| 24 | declare <8 x i8> @llvm.arm.neon.vshiftn.v8i8(<8 x i16>, <8 x i16>) nounwind readnone |
| 25 | declare <4 x i16> @llvm.arm.neon.vshiftn.v4i16(<4 x i32>, <4 x i32>) nounwind readnone |
| 26 | declare <2 x i32> @llvm.arm.neon.vshiftn.v2i32(<2 x i64>, <2 x i64>) nounwind readnone |