1 ; RUN: llc < %s -march=amdgcn -mcpu=verde -verify-machineinstrs | FileCheck --check-prefix=GCN %s 2 ; RUN: llc < %s -march=amdgcn -mcpu=tonga -verify-machineinstrs | FileCheck --check-prefix=GCN %s 3 4 ; GCN-LABEL: {{^}}icmp_2_users: 5 ; GCN: s_cmp_lt_i32 s{{[0-9]+}}, 1 6 ; GCN: s_cbranch_scc1 [[LABEL:BB[0-9_A-Z]+]] 7 ; GCN: [[LABEL]]: 8 ; GCN-NEXT: s_endpgm 9 define void @icmp_2_users(i32 addrspace(1)* %out, i32 %cond) { 10 main_body: 11 %0 = icmp sgt i32 %cond, 0 12 %1 = sext i1 %0 to i32 13 br i1 %0, label %IF, label %ENDIF 14 15 IF: 16 store i32 %1, i32 addrspace(1)* %out 17 br label %ENDIF 18 19 ENDIF: ; preds = %IF, %main_body 20 ret void 21 } 22 23 ; GCN-LABEL: {{^}}fix_sgpr_live_ranges_crash: 24 ; GCN: s_cbranch_scc1 [[BB0:[A-Z0-9_]+]] 25 ; GCN: {{^}}[[LOOP:[A-Z0-9_]+]]: 26 ; GCN: s_cbranch_scc1 [[LOOP]] 27 ; GCN: {{^}}[[BB0]]: 28 define void @fix_sgpr_live_ranges_crash(i32 %arg, i32 %arg1) { 29 bb: 30 %cnd = trunc i32 %arg to i1 31 br i1 %cnd, label %bb2, label %bb5 32 33 bb2: ; preds = %bb 34 %tmp = mul i32 10, %arg1 35 br label %bb3 36 37 bb3: ; preds = %bb3, %bb2 38 %val = load volatile i32, i32 addrspace(2)* undef 39 %tmp4 = icmp eq i32 %val, %arg1 40 br i1 %tmp4, label %bb5, label %bb3 41 42 bb5: ; preds = %bb3, %bb 43 %tmp6 = tail call i32 @llvm.amdgcn.workitem.id.y() #1 44 %tmp10 = icmp ult i32 %tmp6, %arg 45 br i1 %tmp10, label %bb11, label %bb12 46 47 bb11: ; preds = %bb11, %bb5 48 br i1 undef, label %bb11, label %bb12 49 50 bb12: ; preds = %bb11, %bb5 51 ret void 52 } 53 54 ; Function Attrs: nounwind readnone 55 declare i32 @llvm.amdgcn.workitem.id.y() #1 56 57 attributes #1 = { nounwind readnone } 58
