| Bob Wilson | 91fdf68 | 2010-05-22 00:23:12 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -march=arm -mcpu=cortex-a8 | FileCheck %s | 
|  | 2 | ; Radar 7872877 | 
|  | 3 |  | 
| Rafael Espindola | 29dda21 | 2010-06-17 15:18:27 +0000 | [diff] [blame] | 4 | define void @test(float* %fltp, i32 %packedValue, float* %table) nounwind { | 
| Bob Wilson | 91fdf68 | 2010-05-22 00:23:12 +0000 | [diff] [blame] | 5 | entry: | 
|  | 6 | %0 = load float* %fltp | 
|  | 7 | %1 = insertelement <4 x float> undef, float %0, i32 0 | 
|  | 8 | %2 = shufflevector <4 x float> %1, <4 x float> undef, <4 x i32> zeroinitializer | 
|  | 9 | %3 = shl i32 %packedValue, 16 | 
|  | 10 | %4 = ashr i32 %3, 30 | 
|  | 11 | %.sum = add i32 %4, 4 | 
|  | 12 | %5 = getelementptr inbounds float* %table, i32 %.sum | 
|  | 13 | ;CHECK: vldr.32 s | 
|  | 14 | %6 = load float* %5, align 4 | 
|  | 15 | %tmp11 = insertelement <4 x float> undef, float %6, i32 0 | 
|  | 16 | %7 = shl i32 %packedValue, 18 | 
|  | 17 | %8 = ashr i32 %7, 30 | 
|  | 18 | %.sum12 = add i32 %8, 4 | 
|  | 19 | %9 = getelementptr inbounds float* %table, i32 %.sum12 | 
|  | 20 | ;CHECK: vldr.32 s | 
|  | 21 | %10 = load float* %9, align 4 | 
|  | 22 | %tmp9 = insertelement <4 x float> %tmp11, float %10, i32 1 | 
|  | 23 | %11 = shl i32 %packedValue, 20 | 
|  | 24 | %12 = ashr i32 %11, 30 | 
|  | 25 | %.sum13 = add i32 %12, 4 | 
|  | 26 | %13 = getelementptr inbounds float* %table, i32 %.sum13 | 
|  | 27 | ;CHECK: vldr.32 s | 
|  | 28 | %14 = load float* %13, align 4 | 
|  | 29 | %tmp7 = insertelement <4 x float> %tmp9, float %14, i32 2 | 
|  | 30 | %15 = shl i32 %packedValue, 22 | 
|  | 31 | %16 = ashr i32 %15, 30 | 
|  | 32 | %.sum14 = add i32 %16, 4 | 
|  | 33 | %17 = getelementptr inbounds float* %table, i32 %.sum14 | 
|  | 34 | ;CHECK: vldr.32 s | 
|  | 35 | %18 = load float* %17, align 4 | 
|  | 36 | %tmp5 = insertelement <4 x float> %tmp7, float %18, i32 3 | 
|  | 37 | %19 = fmul <4 x float> %tmp5, %2 | 
|  | 38 | %20 = bitcast float* %fltp to i8* | 
| Bob Wilson | edf722a | 2010-08-27 17:13:24 +0000 | [diff] [blame] | 39 | tail call void @llvm.arm.neon.vst1.v4f32(i8* %20, <4 x float> %19, i32 1) | 
| Bob Wilson | 91fdf68 | 2010-05-22 00:23:12 +0000 | [diff] [blame] | 40 | ret void | 
|  | 41 | } | 
|  | 42 |  | 
| Bob Wilson | edf722a | 2010-08-27 17:13:24 +0000 | [diff] [blame] | 43 | declare void @llvm.arm.neon.vst1.v4f32(i8*, <4 x float>, i32) nounwind |