1; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s 2 3@L = external local_unnamed_addr addrspace(3) global [9 x double], align 16 4@Ldisp = external local_unnamed_addr addrspace(3) global [96 x double], align 16 5 6; Stores are reordered during loads merge. This case used to assert while 7; scanning for a paired instruction because it used to expect paired one 8; to follow a base one. 9 10; GCN-LABEL: {{^}}out_of_order_merge: 11; GCN-COUNT2: ds_read2_b64 12; GCN-COUNT3: ds_write_b64 13define amdgpu_kernel void @out_of_order_merge() { 14entry: 15 %gep1 = getelementptr inbounds [96 x double], [96 x double] addrspace(3)* @Ldisp, i32 0, i32 0 16 %gep2 = getelementptr inbounds [96 x double], [96 x double] addrspace(3)* @Ldisp, i32 0, i32 1 17 %tmp12 = load <2 x double>, <2 x double> addrspace(3)* bitcast (double addrspace(3)* getelementptr inbounds ([9 x double], [9 x double] addrspace(3)* @L, i32 0, i32 1) to <2 x double> addrspace(3)*), align 8 18 %tmp14 = extractelement <2 x double> %tmp12, i32 0 19 %tmp15 = extractelement <2 x double> %tmp12, i32 1 20 %add50.i = fadd double %tmp14, %tmp15 21 store double %add50.i, double addrspace(3)* %gep1, align 8 22 %tmp16 = load double, double addrspace(3)* getelementptr inbounds ([9 x double], [9 x double] addrspace(3)* @L, i32 1, i32 0), align 8 23 store double %tmp16, double addrspace(3)* %gep2, align 8 24 %tmp17 = load <2 x double>, <2 x double> addrspace(3)* bitcast (double addrspace(3)* getelementptr inbounds ([9 x double], [9 x double] addrspace(3)* @L, i32 2, i32 1) to <2 x double> addrspace(3)*), align 8 25 %tmp19 = extractelement <2 x double> %tmp17, i32 1 26 store double %tmp19, double addrspace(3)* undef, align 8 27 ret void 28} 29