1; RUN: llc < %s -march=thumb -mattr=+thumb2 -arm-adjust-jump-tables=0 | FileCheck %s 2 3; Do not use tbb / tbh if any destination is before the jumptable. 4; rdar://7102917 5 6define i16 @main__getopt_internal_2E_exit_2E_ce(i32, i1 %b) nounwind { 7; CHECK: main__getopt_internal_2E_exit_2E_ce 8; CHECK-NOT: tbb 9; CHECK-NOT: tbh 10; 32-bit jump tables use explicit branches, not data regions, so make sure 11; we don't annotate this region. 12; CHECK-NOT: data_region 13entry: 14 br i1 %b, label %codeRepl127.exitStub, label %newFuncRoot 15 16newFuncRoot: 17 br label %_getopt_internal.exit.ce 18 19codeRepl127.exitStub: ; preds = %_getopt_internal.exit.ce 20 ; Add an explicit edge back to before the jump table to ensure this block 21 ; is placed first. 22 br i1 %b, label %newFuncRoot, label %codeRepl127.exitStub.exit 23 24codeRepl127.exitStub.exit: 25 ret i16 0 26 27parse_options.exit.loopexit.exitStub: ; preds = %_getopt_internal.exit.ce 28 ret i16 1 29 30bb1.i.exitStub: ; preds = %_getopt_internal.exit.ce 31 ret i16 2 32 33bb90.i.exitStub: ; preds = %_getopt_internal.exit.ce 34 ret i16 3 35 36codeRepl104.exitStub: ; preds = %_getopt_internal.exit.ce 37 ret i16 4 38 39codeRepl113.exitStub: ; preds = %_getopt_internal.exit.ce 40 ret i16 5 41 42codeRepl51.exitStub: ; preds = %_getopt_internal.exit.ce 43 ret i16 6 44 45codeRepl70.exitStub: ; preds = %_getopt_internal.exit.ce 46 ret i16 7 47 48codeRepl119.exitStub: ; preds = %_getopt_internal.exit.ce 49 ret i16 8 50 51codeRepl93.exitStub: ; preds = %_getopt_internal.exit.ce 52 ret i16 9 53 54codeRepl101.exitStub: ; preds = %_getopt_internal.exit.ce 55 ret i16 10 56 57codeRepl120.exitStub: ; preds = %_getopt_internal.exit.ce 58 ret i16 11 59 60codeRepl89.exitStub: ; preds = %_getopt_internal.exit.ce 61 ret i16 12 62 63codeRepl45.exitStub: ; preds = %_getopt_internal.exit.ce 64 ret i16 13 65 66codeRepl58.exitStub: ; preds = %_getopt_internal.exit.ce 67 ret i16 14 68 69codeRepl46.exitStub: ; preds = %_getopt_internal.exit.ce 70 ret i16 15 71 72codeRepl50.exitStub: ; preds = %_getopt_internal.exit.ce 73 ret i16 16 74 75codeRepl52.exitStub: ; preds = %_getopt_internal.exit.ce 76 ret i16 17 77 78codeRepl53.exitStub: ; preds = %_getopt_internal.exit.ce 79 ret i16 18 80 81codeRepl61.exitStub: ; preds = %_getopt_internal.exit.ce 82 ret i16 19 83 84codeRepl85.exitStub: ; preds = %_getopt_internal.exit.ce 85 ret i16 20 86 87codeRepl97.exitStub: ; preds = %_getopt_internal.exit.ce 88 ret i16 21 89 90codeRepl79.exitStub: ; preds = %_getopt_internal.exit.ce 91 ret i16 22 92 93codeRepl102.exitStub: ; preds = %_getopt_internal.exit.ce 94 ret i16 23 95 96codeRepl54.exitStub: ; preds = %_getopt_internal.exit.ce 97 ret i16 24 98 99codeRepl57.exitStub: ; preds = %_getopt_internal.exit.ce 100 ret i16 25 101 102codeRepl103.exitStub: ; preds = %_getopt_internal.exit.ce 103 ret i16 26 104 105_getopt_internal.exit.ce: ; preds = %newFuncRoot 106 switch i32 %0, label %codeRepl127.exitStub [ 107 i32 -1, label %parse_options.exit.loopexit.exitStub 108 i32 0, label %bb1.i.exitStub 109 i32 63, label %bb90.i.exitStub 110 i32 66, label %codeRepl104.exitStub 111 i32 67, label %codeRepl113.exitStub 112 i32 71, label %codeRepl51.exitStub 113 i32 77, label %codeRepl70.exitStub 114 i32 78, label %codeRepl119.exitStub 115 i32 80, label %codeRepl93.exitStub 116 i32 81, label %codeRepl101.exitStub 117 i32 82, label %codeRepl120.exitStub 118 i32 88, label %codeRepl89.exitStub 119 i32 97, label %codeRepl45.exitStub 120 i32 98, label %codeRepl58.exitStub 121 i32 99, label %codeRepl46.exitStub 122 i32 100, label %codeRepl50.exitStub 123 i32 104, label %codeRepl52.exitStub 124 i32 108, label %codeRepl53.exitStub 125 i32 109, label %codeRepl61.exitStub 126 i32 110, label %codeRepl85.exitStub 127 i32 111, label %codeRepl97.exitStub 128 i32 113, label %codeRepl79.exitStub 129 i32 114, label %codeRepl102.exitStub 130 i32 115, label %codeRepl54.exitStub 131 i32 116, label %codeRepl57.exitStub 132 i32 118, label %codeRepl103.exitStub 133 ] 134} 135