1*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -S -loop-rotate -disable-output -verify-loop-info -verify-dom-info 2*9880d681SAndroid Build Coastguard Worker; PR5502 3*9880d681SAndroid Build Coastguard Worker 4*9880d681SAndroid Build Coastguard Workerdefine void @z80_do_opcodes() nounwind { 5*9880d681SAndroid Build Coastguard Workerentry: 6*9880d681SAndroid Build Coastguard Worker br label %while.cond 7*9880d681SAndroid Build Coastguard Worker 8*9880d681SAndroid Build Coastguard Workerwhile.cond: ; preds = %end_opcode, %entry 9*9880d681SAndroid Build Coastguard Worker br label %while.body 10*9880d681SAndroid Build Coastguard Worker 11*9880d681SAndroid Build Coastguard Workerwhile.body: ; preds = %while.cond 12*9880d681SAndroid Build Coastguard Worker br label %indirectgoto 13*9880d681SAndroid Build Coastguard Worker 14*9880d681SAndroid Build Coastguard Workerrun_opcode: ; preds = %indirectgoto 15*9880d681SAndroid Build Coastguard Worker %tmp276 = load i8, i8* undef ; <i8> [#uses=1] 16*9880d681SAndroid Build Coastguard Worker br label %indirectgoto 17*9880d681SAndroid Build Coastguard Worker 18*9880d681SAndroid Build Coastguard Workerif.else295: ; preds = %divide_late 19*9880d681SAndroid Build Coastguard Worker br label %end_opcode 20*9880d681SAndroid Build Coastguard Worker 21*9880d681SAndroid Build Coastguard Workerend_opcode: ; preds = %indirectgoto, %sw.default42406, %sw.default, %if.else295 22*9880d681SAndroid Build Coastguard Worker %opcode.2 = phi i8 [ %opcode.0, %indirectgoto ], [ 0, %sw.default42406 ], [ undef, %sw.default ], [ %opcode.0, %if.else295 ] ; <i8> [#uses=0] 23*9880d681SAndroid Build Coastguard Worker switch i32 undef, label %while.cond [ 24*9880d681SAndroid Build Coastguard Worker i32 221, label %sw.bb11691 25*9880d681SAndroid Build Coastguard Worker i32 253, label %sw.bb30351 26*9880d681SAndroid Build Coastguard Worker ] 27*9880d681SAndroid Build Coastguard Worker 28*9880d681SAndroid Build Coastguard Workersw.bb11691: ; preds = %end_opcode 29*9880d681SAndroid Build Coastguard Worker br label %sw.default 30*9880d681SAndroid Build Coastguard Worker 31*9880d681SAndroid Build Coastguard Workersw.default: ; preds = %sw.bb11691 32*9880d681SAndroid Build Coastguard Worker br label %end_opcode 33*9880d681SAndroid Build Coastguard Worker 34*9880d681SAndroid Build Coastguard Workersw.bb30351: ; preds = %end_opcode 35*9880d681SAndroid Build Coastguard Worker br label %sw.default42406 36*9880d681SAndroid Build Coastguard Worker 37*9880d681SAndroid Build Coastguard Workersw.default42406: ; preds = %sw.bb30351 38*9880d681SAndroid Build Coastguard Worker br label %end_opcode 39*9880d681SAndroid Build Coastguard Worker 40*9880d681SAndroid Build Coastguard Workerindirectgoto: ; preds = %run_opcode, %while.body 41*9880d681SAndroid Build Coastguard Worker %opcode.0 = phi i8 [ undef, %while.body ], [ %tmp276, %run_opcode ] ; <i8> [#uses=2] 42*9880d681SAndroid Build Coastguard Worker indirectbr i8* undef, [label %run_opcode, label %if.else295, label %end_opcode] 43*9880d681SAndroid Build Coastguard Worker} 44