| Dan Gohman | 0437a06 | 2009-10-30 23:18:27 +0000 | [diff] [blame^] | 1 | ; RUN: llc < %s -march=x86 -mattr=+ssse3 | FileCheck %s |
| Evan Cheng | 3efabd3 | 2009-10-30 20:03:40 +0000 | [diff] [blame] | 2 | ; rdar://7341330 |
| 3 | |
| 4 | @a = global [4 x i32] [i32 4, i32 5, i32 6, i32 7], align 16 ; <[4 x i32]*> [#uses=1] |
| 5 | @c = common global [4 x i32] zeroinitializer, align 16 ; <[4 x i32]*> [#uses=1] |
| 6 | @b = global [4 x i32] [i32 0, i32 1, i32 2, i32 3], align 16 ; <[4 x i32]*> [#uses=1] |
| 7 | |
| 8 | define void @t1(<2 x i64> %a, <2 x i64> %b) nounwind ssp { |
| 9 | entry: |
| 10 | ; CHECK: t1: |
| 11 | ; palignr $3, %xmm1, %xmm0 |
| 12 | %0 = tail call <2 x i64> @llvm.x86.ssse3.palign.r.128(<2 x i64> %a, <2 x i64> %b, i32 24) nounwind readnone |
| 13 | store <2 x i64> %0, <2 x i64>* bitcast ([4 x i32]* @c to <2 x i64>*), align 16 |
| 14 | ret void |
| 15 | } |
| 16 | |
| 17 | declare <2 x i64> @llvm.x86.ssse3.palign.r.128(<2 x i64>, <2 x i64>, i32) nounwind readnone |
| 18 | |
| 19 | define void @t2() nounwind ssp { |
| 20 | entry: |
| 21 | ; CHECK: t2: |
| 22 | ; palignr $4, _b, %xmm0 |
| 23 | %0 = load <2 x i64>* bitcast ([4 x i32]* @b to <2 x i64>*), align 16 ; <<2 x i64>> [#uses=1] |
| 24 | %1 = load <2 x i64>* bitcast ([4 x i32]* @a to <2 x i64>*), align 16 ; <<2 x i64>> [#uses=1] |
| 25 | %2 = tail call <2 x i64> @llvm.x86.ssse3.palign.r.128(<2 x i64> %1, <2 x i64> %0, i32 32) nounwind readnone |
| 26 | store <2 x i64> %2, <2 x i64>* bitcast ([4 x i32]* @c to <2 x i64>*), align 16 |
| 27 | ret void |
| 28 | } |