1; RUN: llc -march=amdgcn -mcpu=verde -verify-machineinstrs < %s | FileCheck %s 2; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck %s 3 4; This is used to crash in LiveIntervalAnalysis via SILoadStoreOptimizer 5; while fixing up the merge of two ds_write instructions. 6 7@tess_lds = external addrspace(3) global [8192 x i32] 8 9; CHECK-LABEL: {{^}}main: 10; CHECK-DAG: ds_write_b32 11; CHECK-DAG: ds_write_b32 12; CHECK-DAG: v_mov_b32_e32 v1, v0 13; CHECK: tbuffer_store_format_xyzw v[0:3], 14define amdgpu_vs void @main(i32 inreg %arg) { 15main_body: 16 %tmp = load float, float addrspace(3)* undef, align 4 17 %tmp1 = load float, float addrspace(3)* undef, align 4 18 store float %tmp, float addrspace(3)* null, align 4 19 %tmp2 = bitcast float %tmp to i32 20 %tmp3 = add nuw nsw i32 0, 1 21 %tmp4 = zext i32 %tmp3 to i64 22 %tmp5 = getelementptr [8192 x i32], [8192 x i32] addrspace(3)* @tess_lds, i64 0, i64 %tmp4 23 %tmp6 = bitcast i32 addrspace(3)* %tmp5 to float addrspace(3)* 24 store float %tmp1, float addrspace(3)* %tmp6, align 4 25 %tmp7 = bitcast float %tmp1 to i32 26 %tmp8 = insertelement <4 x i32> undef, i32 %tmp2, i32 0 27 %tmp9 = insertelement <4 x i32> %tmp8, i32 %tmp7, i32 1 28 %tmp10 = insertelement <4 x i32> %tmp9, i32 undef, i32 2 29 %tmp11 = insertelement <4 x i32> %tmp10, i32 undef, i32 3 30 call void @llvm.amdgcn.struct.tbuffer.store.v4i32(<4 x i32> %tmp11, <4 x i32> undef, i32 0, i32 0, i32 %arg, i32 78, i32 3) #2 31 ret void 32} 33 34declare void @llvm.amdgcn.struct.tbuffer.store.v4i32(<4 x i32>, <4 x i32>, i32, i32, i32, i32 immarg, i32 immarg) #0 35 36attributes #0 = { nounwind willreturn writeonly } 37