| Jakob Stoklund Olesen | c66d0f2 | 2010-06-16 21:29:40 +0000 | [diff] [blame^] | 1 | ; RUN: llc < %s -mtriple=thumbv7-apple-darwin -mcpu=cortex-a8 |
| 2 | target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:64:64-v128:128:128-a0:0:32-n32" |
| 3 | target triple = "thumbv7-apple-darwin10" |
| 4 | |
| 5 | ; This function would crash LiveIntervalAnalysis by creating a chain of 4 INSERT_SUBREGs of the same register. |
| 6 | define arm_apcscc void @NEON_vst4q_u32(i32* nocapture %sp0, i32* nocapture %sp1, i32* nocapture %sp2, i32* nocapture %sp3, i32* %dp) nounwind { |
| 7 | entry: |
| 8 | %0 = bitcast i32* %sp0 to <4 x i32>* ; <<4 x i32>*> [#uses=1] |
| 9 | %1 = load <4 x i32>* %0, align 16 ; <<4 x i32>> [#uses=1] |
| 10 | %2 = bitcast i32* %sp1 to <4 x i32>* ; <<4 x i32>*> [#uses=1] |
| 11 | %3 = load <4 x i32>* %2, align 16 ; <<4 x i32>> [#uses=1] |
| 12 | %4 = bitcast i32* %sp2 to <4 x i32>* ; <<4 x i32>*> [#uses=1] |
| 13 | %5 = load <4 x i32>* %4, align 16 ; <<4 x i32>> [#uses=1] |
| 14 | %6 = bitcast i32* %sp3 to <4 x i32>* ; <<4 x i32>*> [#uses=1] |
| 15 | %7 = load <4 x i32>* %6, align 16 ; <<4 x i32>> [#uses=1] |
| 16 | %8 = bitcast i32* %dp to i8* ; <i8*> [#uses=1] |
| 17 | tail call void @llvm.arm.neon.vst4.v4i32(i8* %8, <4 x i32> %1, <4 x i32> %3, <4 x i32> %5, <4 x i32> %7) |
| 18 | ret void |
| 19 | } |
| 20 | |
| 21 | declare void @llvm.arm.neon.vst4.v4i32(i8*, <4 x i32>, <4 x i32>, <4 x i32>, <4 x i32>) nounwind |