Owen Anderson | 2a0fd01 | 2010-09-14 21:03:40 +0000 | [diff] [blame^] | 1 | ; RUN: opt -jump-threading -S < %s | FileCheck %s |
Owen Anderson | 62efd3b | 2010-08-26 17:40:24 +0000 | [diff] [blame] | 2 | |
| 3 | target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64" |
| 4 | target triple = "x86_64-apple-darwin10.0.0" |
| 5 | |
| 6 | %class.StringSwitch = type { i8*, i32, i32, i8 } |
| 7 | |
| 8 | @.str = private constant [4 x i8] c"red\00" ; <[4 x i8]*> [#uses=1] |
| 9 | @.str1 = private constant [7 x i8] c"orange\00" ; <[7 x i8]*> [#uses=1] |
| 10 | @.str2 = private constant [7 x i8] c"yellow\00" ; <[7 x i8]*> [#uses=1] |
| 11 | @.str3 = private constant [6 x i8] c"green\00" ; <[6 x i8]*> [#uses=1] |
| 12 | @.str4 = private constant [5 x i8] c"blue\00" ; <[5 x i8]*> [#uses=1] |
| 13 | @.str5 = private constant [7 x i8] c"indigo\00" ; <[7 x i8]*> [#uses=1] |
| 14 | @.str6 = private constant [7 x i8] c"violet\00" ; <[7 x i8]*> [#uses=1] |
| 15 | @.str7 = private constant [12 x i8] c"Color = %d\0A\00" ; <[12 x i8]*> [#uses=1] |
| 16 | |
| 17 | define i32 @main(i32 %argc, i8** nocapture %argv) nounwind ssp { |
| 18 | entry: |
| 19 | %cmp142 = icmp sgt i32 %argc, 1 ; <i1> [#uses=1] |
| 20 | br i1 %cmp142, label %bb.nph, label %for.end |
| 21 | |
| 22 | bb.nph: ; preds = %entry |
| 23 | %tmp = add i32 %argc, -2 ; <i32> [#uses=1] |
| 24 | %tmp144 = zext i32 %tmp to i64 ; <i64> [#uses=1] |
| 25 | %tmp145 = add i64 %tmp144, 1 ; <i64> [#uses=1] |
| 26 | br label %land.lhs.true.i |
| 27 | |
| 28 | land.lhs.true.i: ; preds = %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit134, %bb.nph |
| 29 | %retval.0.i.pre161 = phi i32 [ undef, %bb.nph ], [ %retval.0.i.pre, %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit134 ] ; <i32> [#uses=3] |
| 30 | %indvar = phi i64 [ 0, %bb.nph ], [ %tmp146, %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit134 ] ; <i64> [#uses=1] |
| 31 | %tmp146 = add i64 %indvar, 1 ; <i64> [#uses=3] |
| 32 | %arrayidx = getelementptr i8** %argv, i64 %tmp146 ; <i8**> [#uses=1] |
| 33 | %tmp6 = load i8** %arrayidx, align 8 ; <i8*> [#uses=8] |
| 34 | %call.i.i = call i64 @strlen(i8* %tmp6) nounwind ; <i64> [#uses=1] |
| 35 | %conv.i.i = trunc i64 %call.i.i to i32 ; <i32> [#uses=6]\ |
| 36 | ; CHECK: switch i32 %conv.i.i |
| 37 | ; CHECK-NOT: if.then.i40 |
| 38 | ; CHECK: } |
| 39 | switch i32 %conv.i.i, label %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit [ |
| 40 | i32 3, label %land.lhs.true5.i |
| 41 | i32 6, label %land.lhs.true5.i37 |
| 42 | ] |
| 43 | |
| 44 | land.lhs.true5.i: ; preds = %land.lhs.true.i |
| 45 | %call.i = call i32 @memcmp(i8* getelementptr inbounds ([4 x i8]* @.str, i64 0, i64 0), i8* %tmp6, i64 4) nounwind ; <i32> [#uses=1] |
| 46 | %cmp9.i = icmp eq i32 %call.i, 0 ; <i1> [#uses=1] |
| 47 | br i1 %cmp9.i, label %_ZN12StringSwitchI5ColorE4CaseILj4EEERS1_RAT__KcRKS0_.exit, label %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit |
| 48 | |
| 49 | _ZN12StringSwitchI5ColorE4CaseILj4EEERS1_RAT__KcRKS0_.exit: ; preds = %land.lhs.true5.i |
| 50 | br label %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit |
| 51 | |
| 52 | land.lhs.true5.i37: ; preds = %land.lhs.true.i |
| 53 | %call.i35 = call i32 @memcmp(i8* getelementptr inbounds ([7 x i8]* @.str1, i64 0, i64 0), i8* %tmp6, i64 7) nounwind ; <i32> [#uses=1] |
| 54 | %cmp9.i36 = icmp eq i32 %call.i35, 0 ; <i1> [#uses=1] |
| 55 | br i1 %cmp9.i36, label %if.then.i40, label %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit |
| 56 | |
| 57 | if.then.i40: ; preds = %land.lhs.true5.i37 |
| 58 | br label %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit |
| 59 | |
| 60 | _ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit: ; preds = %if.then.i40, %land.lhs.true5.i37, %_ZN12StringSwitchI5ColorE4CaseILj4EEERS1_RAT__KcRKS0_.exit, %land.lhs.true5.i, %land.lhs.true.i |
| 61 | %retval.0.i.pre159 = phi i32 [ 1, %_ZN12StringSwitchI5ColorE4CaseILj4EEERS1_RAT__KcRKS0_.exit ], [ %retval.0.i.pre161, %land.lhs.true5.i37 ], [ 2, %if.then.i40 ], [ %retval.0.i.pre161, %land.lhs.true5.i ], [ %retval.0.i.pre161, %land.lhs.true.i ] ; <i32> [#uses=2] |
| 62 | %tmp2.i44 = phi i8 [ 1, %_ZN12StringSwitchI5ColorE4CaseILj4EEERS1_RAT__KcRKS0_.exit ], [ 0, %land.lhs.true5.i37 ], [ 1, %if.then.i40 ], [ 0, %land.lhs.true5.i ], [ 0, %land.lhs.true.i ] ; <i8> [#uses=3] |
| 63 | %tobool.i46 = icmp eq i8 %tmp2.i44, 0 ; <i1> [#uses=1] |
| 64 | %cmp.i49 = icmp eq i32 %conv.i.i, 6 ; <i1> [#uses=1] |
| 65 | %or.cond = and i1 %tobool.i46, %cmp.i49 ; <i1> [#uses=1] |
| 66 | br i1 %or.cond, label %land.lhs.true5.i55, label %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit60 |
| 67 | |
| 68 | land.lhs.true5.i55: ; preds = %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit |
| 69 | %call.i53 = call i32 @memcmp(i8* getelementptr inbounds ([7 x i8]* @.str2, i64 0, i64 0), i8* %tmp6, i64 7) nounwind ; <i32> [#uses=1] |
| 70 | %cmp9.i54 = icmp eq i32 %call.i53, 0 ; <i1> [#uses=1] |
| 71 | br i1 %cmp9.i54, label %if.then.i58, label %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit60 |
| 72 | |
| 73 | if.then.i58: ; preds = %land.lhs.true5.i55 |
| 74 | br label %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit60 |
| 75 | |
| 76 | _ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit60: ; preds = %if.then.i58, %land.lhs.true5.i55, %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit |
| 77 | %retval.0.i.pre158 = phi i32 [ %retval.0.i.pre159, %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit ], [ %retval.0.i.pre159, %land.lhs.true5.i55 ], [ 3, %if.then.i58 ] ; <i32> [#uses=2] |
| 78 | %tmp2.i63 = phi i8 [ %tmp2.i44, %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit ], [ %tmp2.i44, %land.lhs.true5.i55 ], [ 1, %if.then.i58 ] ; <i8> [#uses=3] |
| 79 | %tmp14.i64 = and i8 %tmp2.i63, 1 ; <i8> [#uses=1] |
| 80 | %tobool.i65 = icmp eq i8 %tmp14.i64, 0 ; <i1> [#uses=1] |
| 81 | %cmp.i68 = icmp eq i32 %conv.i.i, 5 ; <i1> [#uses=1] |
| 82 | %or.cond168 = and i1 %tobool.i65, %cmp.i68 ; <i1> [#uses=1] |
| 83 | br i1 %or.cond168, label %land.lhs.true5.i74, label %_ZN12StringSwitchI5ColorE4CaseILj6EEERS1_RAT__KcRKS0_.exit |
| 84 | |
| 85 | land.lhs.true5.i74: ; preds = %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit60 |
| 86 | %call.i72 = call i32 @memcmp(i8* getelementptr inbounds ([6 x i8]* @.str3, i64 0, i64 0), i8* %tmp6, i64 6) nounwind ; <i32> [#uses=1] |
| 87 | %cmp9.i73 = icmp eq i32 %call.i72, 0 ; <i1> [#uses=1] |
| 88 | br i1 %cmp9.i73, label %if.then.i77, label %_ZN12StringSwitchI5ColorE4CaseILj6EEERS1_RAT__KcRKS0_.exit |
| 89 | |
| 90 | if.then.i77: ; preds = %land.lhs.true5.i74 |
| 91 | br label %_ZN12StringSwitchI5ColorE4CaseILj6EEERS1_RAT__KcRKS0_.exit |
| 92 | |
| 93 | _ZN12StringSwitchI5ColorE4CaseILj6EEERS1_RAT__KcRKS0_.exit: ; preds = %if.then.i77, %land.lhs.true5.i74, %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit60 |
| 94 | %retval.0.i.pre157 = phi i32 [ %retval.0.i.pre158, %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit60 ], [ %retval.0.i.pre158, %land.lhs.true5.i74 ], [ 4, %if.then.i77 ] ; <i32> [#uses=2] |
| 95 | %tmp2.i81 = phi i8 [ %tmp2.i63, %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit60 ], [ %tmp2.i63, %land.lhs.true5.i74 ], [ 1, %if.then.i77 ] ; <i8> [#uses=3] |
| 96 | %tmp14.i82 = and i8 %tmp2.i81, 1 ; <i8> [#uses=1] |
| 97 | %tobool.i83 = icmp eq i8 %tmp14.i82, 0 ; <i1> [#uses=1] |
| 98 | %cmp.i86 = icmp eq i32 %conv.i.i, 4 ; <i1> [#uses=1] |
| 99 | %or.cond169 = and i1 %tobool.i83, %cmp.i86 ; <i1> [#uses=1] |
| 100 | br i1 %or.cond169, label %land.lhs.true5.i92, label %_ZN12StringSwitchI5ColorE4CaseILj5EEERS1_RAT__KcRKS0_.exit |
| 101 | |
| 102 | land.lhs.true5.i92: ; preds = %_ZN12StringSwitchI5ColorE4CaseILj6EEERS1_RAT__KcRKS0_.exit |
| 103 | %call.i90 = call i32 @memcmp(i8* getelementptr inbounds ([5 x i8]* @.str4, i64 0, i64 0), i8* %tmp6, i64 5) nounwind ; <i32> [#uses=1] |
| 104 | %cmp9.i91 = icmp eq i32 %call.i90, 0 ; <i1> [#uses=1] |
| 105 | br i1 %cmp9.i91, label %if.then.i95, label %_ZN12StringSwitchI5ColorE4CaseILj5EEERS1_RAT__KcRKS0_.exit |
| 106 | |
| 107 | if.then.i95: ; preds = %land.lhs.true5.i92 |
| 108 | br label %_ZN12StringSwitchI5ColorE4CaseILj5EEERS1_RAT__KcRKS0_.exit |
| 109 | |
| 110 | _ZN12StringSwitchI5ColorE4CaseILj5EEERS1_RAT__KcRKS0_.exit: ; preds = %if.then.i95, %land.lhs.true5.i92, %_ZN12StringSwitchI5ColorE4CaseILj6EEERS1_RAT__KcRKS0_.exit |
| 111 | %retval.0.i.pre156 = phi i32 [ %retval.0.i.pre157, %_ZN12StringSwitchI5ColorE4CaseILj6EEERS1_RAT__KcRKS0_.exit ], [ %retval.0.i.pre157, %land.lhs.true5.i92 ], [ 5, %if.then.i95 ] ; <i32> [#uses=2] |
| 112 | %tmp2.i99 = phi i8 [ %tmp2.i81, %_ZN12StringSwitchI5ColorE4CaseILj6EEERS1_RAT__KcRKS0_.exit ], [ %tmp2.i81, %land.lhs.true5.i92 ], [ 1, %if.then.i95 ] ; <i8> [#uses=3] |
| 113 | %tmp14.i100 = and i8 %tmp2.i99, 1 ; <i8> [#uses=1] |
| 114 | %tobool.i101 = icmp eq i8 %tmp14.i100, 0 ; <i1> [#uses=1] |
| 115 | %cmp.i104 = icmp eq i32 %conv.i.i, 6 ; <i1> [#uses=1] |
| 116 | %or.cond170 = and i1 %tobool.i101, %cmp.i104 ; <i1> [#uses=1] |
| 117 | br i1 %or.cond170, label %land.lhs.true5.i110, label %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit115 |
| 118 | |
| 119 | land.lhs.true5.i110: ; preds = %_ZN12StringSwitchI5ColorE4CaseILj5EEERS1_RAT__KcRKS0_.exit |
| 120 | %call.i108 = call i32 @memcmp(i8* getelementptr inbounds ([7 x i8]* @.str5, i64 0, i64 0), i8* %tmp6, i64 7) nounwind ; <i32> [#uses=1] |
| 121 | %cmp9.i109 = icmp eq i32 %call.i108, 0 ; <i1> [#uses=1] |
| 122 | br i1 %cmp9.i109, label %if.then.i113, label %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit115 |
| 123 | |
| 124 | if.then.i113: ; preds = %land.lhs.true5.i110 |
| 125 | br label %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit115 |
| 126 | |
| 127 | _ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit115: ; preds = %if.then.i113, %land.lhs.true5.i110, %_ZN12StringSwitchI5ColorE4CaseILj5EEERS1_RAT__KcRKS0_.exit |
| 128 | %retval.0.i.pre155 = phi i32 [ %retval.0.i.pre156, %_ZN12StringSwitchI5ColorE4CaseILj5EEERS1_RAT__KcRKS0_.exit ], [ %retval.0.i.pre156, %land.lhs.true5.i110 ], [ 6, %if.then.i113 ] ; <i32> [#uses=2] |
| 129 | %tmp2.i118 = phi i8 [ %tmp2.i99, %_ZN12StringSwitchI5ColorE4CaseILj5EEERS1_RAT__KcRKS0_.exit ], [ %tmp2.i99, %land.lhs.true5.i110 ], [ 1, %if.then.i113 ] ; <i8> [#uses=3] |
| 130 | %tmp14.i119 = and i8 %tmp2.i118, 1 ; <i8> [#uses=1] |
| 131 | %tobool.i120 = icmp eq i8 %tmp14.i119, 0 ; <i1> [#uses=1] |
| 132 | %cmp.i123 = icmp eq i32 %conv.i.i, 6 ; <i1> [#uses=1] |
| 133 | %or.cond171 = and i1 %tobool.i120, %cmp.i123 ; <i1> [#uses=1] |
| 134 | br i1 %or.cond171, label %land.lhs.true5.i129, label %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit134 |
| 135 | |
| 136 | land.lhs.true5.i129: ; preds = %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit115 |
| 137 | %call.i127 = call i32 @memcmp(i8* getelementptr inbounds ([7 x i8]* @.str6, i64 0, i64 0), i8* %tmp6, i64 7) nounwind ; <i32> [#uses=1] |
| 138 | %cmp9.i128 = icmp eq i32 %call.i127, 0 ; <i1> [#uses=1] |
| 139 | br i1 %cmp9.i128, label %if.then.i132, label %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit134 |
| 140 | |
| 141 | if.then.i132: ; preds = %land.lhs.true5.i129 |
| 142 | br label %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit134 |
| 143 | |
| 144 | _ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit134: ; preds = %if.then.i132, %land.lhs.true5.i129, %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit115 |
| 145 | %retval.0.i.pre = phi i32 [ %retval.0.i.pre155, %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit115 ], [ %retval.0.i.pre155, %land.lhs.true5.i129 ], [ 7, %if.then.i132 ] ; <i32> [#uses=2] |
| 146 | %tmp2.i137 = phi i8 [ %tmp2.i118, %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit115 ], [ %tmp2.i118, %land.lhs.true5.i129 ], [ 1, %if.then.i132 ] ; <i8> [#uses=1] |
| 147 | %tmp7.i138 = and i8 %tmp2.i137, 1 ; <i8> [#uses=1] |
| 148 | %tobool.i139 = icmp eq i8 %tmp7.i138, 0 ; <i1> [#uses=1] |
| 149 | %retval.0.i = select i1 %tobool.i139, i32 0, i32 %retval.0.i.pre ; <i32> [#uses=1] |
| 150 | %call22 = call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([12 x i8]* @.str7, i64 0, i64 0), i32 %retval.0.i) ; <i32> [#uses=0] |
| 151 | %exitcond = icmp eq i64 %tmp146, %tmp145 ; <i1> [#uses=1] |
| 152 | br i1 %exitcond, label %for.end, label %land.lhs.true.i |
| 153 | |
| 154 | for.end: ; preds = %_ZN12StringSwitchI5ColorE4CaseILj7EEERS1_RAT__KcRKS0_.exit134, %entry |
| 155 | ret i32 0 |
| 156 | } |
| 157 | |
| 158 | declare i32 @printf(i8* nocapture, ...) nounwind |
| 159 | |
| 160 | declare i32 @memcmp(i8* nocapture, i8* nocapture, i64) nounwind readonly |
| 161 | |
| 162 | declare i64 @strlen(i8* nocapture) nounwind readonly |