1 ; RUN: llc < %s -march=x86 2 3 define signext i16 @t(i32 %depth) nounwind { 4 entry: 5 br i1 false, label %bb74, label %bb 6 bb: ; preds = %entry 7 ret i16 0 8 bb74: ; preds = %entry 9 switch i32 0, label %bail [ 10 i32 17, label %bb84 11 i32 18, label %bb81 12 i32 33, label %bb80 13 i32 34, label %bb84 14 ] 15 bb80: ; preds = %bb74 16 switch i32 %depth, label %bb103 [ 17 i32 16, label %bb96 18 i32 32, label %bb91 19 i32 846624121, label %bb96 20 i32 1094862674, label %bb91 21 i32 1096368963, label %bb91 22 i32 1111970369, label %bb91 23 i32 1278555445, label %bb96 24 i32 1278555701, label %bb96 25 i32 1380401729, label %bb91 26 i32 1668118891, label %bb91 27 i32 1916022840, label %bb91 28 i32 1983131704, label %bb91 29 i32 2037741171, label %bb96 30 i32 2037741173, label %bb96 31 ] 32 bb81: ; preds = %bb74 33 ret i16 0 34 bb84: ; preds = %bb74, %bb74 35 switch i32 %depth, label %bb103 [ 36 i32 16, label %bb96 37 i32 32, label %bb91 38 i32 846624121, label %bb96 39 i32 1094862674, label %bb91 40 i32 1096368963, label %bb91 41 i32 1111970369, label %bb91 42 i32 1278555445, label %bb96 43 i32 1278555701, label %bb96 44 i32 1380401729, label %bb91 45 i32 1668118891, label %bb91 46 i32 1916022840, label %bb91 47 i32 1983131704, label %bb91 48 i32 2037741171, label %bb96 49 i32 2037741173, label %bb96 50 ] 51 bb91: ; preds = %bb84, %bb84, %bb84, %bb84, %bb84, %bb84, %bb84, %bb84, %bb80, %bb80, %bb80, %bb80, %bb80, %bb80, %bb80, %bb80 52 %wMB.0.reg2mem.0 = phi i16 [ 16, %bb80 ], [ 16, %bb80 ], [ 16, %bb80 ], [ 16, %bb80 ], [ 16, %bb80 ], [ 16, %bb80 ], [ 16, %bb80 ], [ 16, %bb80 ], [ 0, %bb84 ], [ 0, %bb84 ], [ 0, %bb84 ], [ 0, %bb84 ], [ 0, %bb84 ], [ 0, %bb84 ], [ 0, %bb84 ], [ 0, %bb84 ] ; <i16> [#uses=2] 53 %tmp941478 = shl i16 %wMB.0.reg2mem.0, 2 ; <i16> [#uses=1] 54 br label %bb103 55 bb96: ; preds = %bb84, %bb84, %bb84, %bb84, %bb84, %bb84, %bb80, %bb80, %bb80, %bb80, %bb80, %bb80 56 ret i16 0 57 bb103: ; preds = %bb91, %bb84, %bb80 58 %wMB.0.reg2mem.2 = phi i16 [ %wMB.0.reg2mem.0, %bb91 ], [ 16, %bb80 ], [ 0, %bb84 ] ; <i16> [#uses=1] 59 %bBump.0 = phi i16 [ %tmp941478, %bb91 ], [ 16, %bb80 ], [ 0, %bb84 ] ; <i16> [#uses=0] 60 br i1 false, label %bb164, label %UnifiedReturnBlock 61 bb164: ; preds = %bb103 62 %tmp167168 = sext i16 %wMB.0.reg2mem.2 to i32 ; <i32> [#uses=0] 63 ret i16 0 64 bail: ; preds = %bb74 65 ret i16 0 66 UnifiedReturnBlock: ; preds = %bb103 67 ret i16 0 68 } 69
