1; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=FUNC %s 2; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s 3 4; Tests whether a load chain of 8 constants gets vectorized into a wider load. 5; FUNC-LABEL: {{^}}constant_load_v8f32: 6; GCN: s_load_dwordx8 7; EG: VTX_READ_128 8; EG: VTX_READ_128 9define amdgpu_kernel void @constant_load_v8f32(float addrspace(4)* noalias nocapture readonly %weights, float addrspace(1)* noalias nocapture %out_ptr) { 10entry: 11 %out_ptr.promoted = load float, float addrspace(1)* %out_ptr, align 4 12 %tmp = load float, float addrspace(4)* %weights, align 4 13 %add = fadd float %tmp, %out_ptr.promoted 14 %arrayidx.1 = getelementptr inbounds float, float addrspace(4)* %weights, i64 1 15 %tmp1 = load float, float addrspace(4)* %arrayidx.1, align 4 16 %add.1 = fadd float %tmp1, %add 17 %arrayidx.2 = getelementptr inbounds float, float addrspace(4)* %weights, i64 2 18 %tmp2 = load float, float addrspace(4)* %arrayidx.2, align 4 19 %add.2 = fadd float %tmp2, %add.1 20 %arrayidx.3 = getelementptr inbounds float, float addrspace(4)* %weights, i64 3 21 %tmp3 = load float, float addrspace(4)* %arrayidx.3, align 4 22 %add.3 = fadd float %tmp3, %add.2 23 %arrayidx.4 = getelementptr inbounds float, float addrspace(4)* %weights, i64 4 24 %tmp4 = load float, float addrspace(4)* %arrayidx.4, align 4 25 %add.4 = fadd float %tmp4, %add.3 26 %arrayidx.5 = getelementptr inbounds float, float addrspace(4)* %weights, i64 5 27 %tmp5 = load float, float addrspace(4)* %arrayidx.5, align 4 28 %add.5 = fadd float %tmp5, %add.4 29 %arrayidx.6 = getelementptr inbounds float, float addrspace(4)* %weights, i64 6 30 %tmp6 = load float, float addrspace(4)* %arrayidx.6, align 4 31 %add.6 = fadd float %tmp6, %add.5 32 %arrayidx.7 = getelementptr inbounds float, float addrspace(4)* %weights, i64 7 33 %tmp7 = load float, float addrspace(4)* %arrayidx.7, align 4 34 %add.7 = fadd float %tmp7, %add.6 35 store float %add.7, float addrspace(1)* %out_ptr, align 4 36 ret void 37}