1; RUN: llc -mtriple=amdgcn -mcpu=gfx900 -verify-machineinstrs < %s | FileCheck %s -check-prefix=GCN 2 3; GCN-LABEL: ; %bb.0: 4; GCN: s_load_dword s{{[0-9]+}}, s[[[ADDR_LO:[0-9]+]]{{\:}}[[ADDR_HI:[0-9]+]]], 0x0 5; GCN: s_waitcnt lgkmcnt(0) 6; GCN: global_store_dword v 7 8define amdgpu_kernel void @zot(ptr addrspace(1) nocapture %arg, ptr addrspace(1) nocapture %arg1) { 9bb: 10 %tmp = call i32 @llvm.amdgcn.workitem.id.x() 11 %tmp2 = icmp eq i32 %tmp, 0 12 br i1 %tmp2, label %bb3, label %bb8 13 14bb3: ; preds = %bb 15 %tmp4 = load i32, ptr addrspace(1) %arg, align 4 16 store i32 0, ptr addrspace(1) %arg, align 4 17 %tmp5 = zext i32 %tmp4 to i64 18 %tmp6 = load i64, ptr addrspace(1) %arg1, align 8 19 %tmp7 = add i64 %tmp6, %tmp5 20 store i64 %tmp7, ptr addrspace(1) %arg1, align 8 21 br label %bb8 22 23bb8: ; preds = %bb3, %bb 24 ret void 25} 26; Function Attrs: nounwind readnone speculatable 27declare i32 @llvm.amdgcn.workitem.id.x() #0 28 29attributes #0 = { nounwind readnone speculatable } 30