src/test/mir-opt/exponential-or/rustc.match_tuple.SimplifyCfg-initial.after.mir

   1 // MIR for `match_tuple` after SimplifyCfg-initial
   2
   3 fn match_tuple(_1: (u32, bool, std::option::Option<i32>, u32)) -> u32 {
   4     debug x => _1;                       // in scope 0 at $DIR/exponential-or.rs:6:16: 6:17
   5     let mut _0: u32;                     // return place in scope 0 at $DIR/exponential-or.rs:6:53: 6:56
   6     let mut _2: isize;                   // in scope 0 at $DIR/exponential-or.rs:8:37: 8:48
   7     let mut _3: bool;                    // in scope 0 at $DIR/exponential-or.rs:8:70: 8:77
   8     let mut _4: bool;                    // in scope 0 at $DIR/exponential-or.rs:8:70: 8:77
   9     let mut _5: bool;                    // in scope 0 at $DIR/exponential-or.rs:8:62: 8:67
  10     let mut _6: bool;                    // in scope 0 at $DIR/exponential-or.rs:8:62: 8:67
  11     let _7: u32;                         // in scope 0 at $DIR/exponential-or.rs:8:10: 8:21
  12     let _8: u32;                         // in scope 0 at $DIR/exponential-or.rs:8:57: 8:78
  13     let mut _9: u32;                     // in scope 0 at $DIR/exponential-or.rs:8:83: 8:84
  14     let mut _10: u32;                    // in scope 0 at $DIR/exponential-or.rs:8:87: 8:88
  15     scope 1 {
  16         debug y => _7;                   // in scope 1 at $DIR/exponential-or.rs:8:10: 8:21
  17         debug z => _8;                   // in scope 1 at $DIR/exponential-or.rs:8:57: 8:78
  18     }
  19
  20     bb0: {
  21         FakeRead(ForMatchedPlace, _1);   // bb0[0]: scope 0 at $DIR/exponential-or.rs:7:11: 7:12
  22         switchInt((_1.0: u32)) -> [1u32: bb2, 4u32: bb2, otherwise: bb1]; // bb0[1]: scope 0 at $DIR/exponential-or.rs:8:15: 8:16
  23     }
  24
  25     bb1: {
  26         _0 = const 0u32;                 // bb1[0]: scope 0 at $DIR/exponential-or.rs:9:14: 9:15
  27                                          // ty::Const
  28                                          // + ty: u32
  29                                          // + val: Value(Scalar(0x00000000))
  30                                          // mir::Constant
  31                                          // + span: $DIR/exponential-or.rs:9:14: 9:15
  32                                          // + literal: Const { ty: u32, val: Value(Scalar(0x00000000)) }
  33         goto -> bb10;                    // bb1[1]: scope 0 at $DIR/exponential-or.rs:7:5: 10:6
  34     }
  35
  36     bb2: {
  37         _2 = discriminant((_1.2: std::option::Option<i32>)); // bb2[0]: scope 0 at $DIR/exponential-or.rs:8:37: 8:48
  38         switchInt(move _2) -> [0isize: bb4, 1isize: bb3, otherwise: bb1]; // bb2[1]: scope 0 at $DIR/exponential-or.rs:8:37: 8:48
  39     }
  40
  41     bb3: {
  42         switchInt((((_1.2: std::option::Option<i32>) as Some).0: i32)) -> [1i32: bb4, 8i32: bb4, otherwise: bb1]; // bb3[0]: scope 0 at $DIR/exponential-or.rs:8:42: 8:43
  43     }
  44
  45     bb4: {
  46         _5 = Le(const 6u32, (_1.3: u32)); // bb4[0]: scope 0 at $DIR/exponential-or.rs:8:62: 8:67
  47                                          // ty::Const
  48                                          // + ty: u32
  49                                          // + val: Value(Scalar(0x00000006))
  50                                          // mir::Constant
  51                                          // + span: $DIR/exponential-or.rs:8:62: 8:67
  52                                          // + literal: Const { ty: u32, val: Value(Scalar(0x00000006)) }
  53         switchInt(move _5) -> [false: bb6, otherwise: bb5]; // bb4[1]: scope 0 at $DIR/exponential-or.rs:8:62: 8:67
  54     }
  55
  56     bb5: {
  57         _6 = Le((_1.3: u32), const 9u32); // bb5[0]: scope 0 at $DIR/exponential-or.rs:8:62: 8:67
  58                                          // ty::Const
  59                                          // + ty: u32
  60                                          // + val: Value(Scalar(0x00000009))
  61                                          // mir::Constant
  62                                          // + span: $DIR/exponential-or.rs:8:62: 8:67
  63                                          // + literal: Const { ty: u32, val: Value(Scalar(0x00000009)) }
  64         switchInt(move _6) -> [false: bb6, otherwise: bb8]; // bb5[1]: scope 0 at $DIR/exponential-or.rs:8:62: 8:67
  65     }
  66
  67     bb6: {
  68         _3 = Le(const 13u32, (_1.3: u32)); // bb6[0]: scope 0 at $DIR/exponential-or.rs:8:70: 8:77
  69                                          // ty::Const
  70                                          // + ty: u32
  71                                          // + val: Value(Scalar(0x0000000d))
  72                                          // mir::Constant
  73                                          // + span: $DIR/exponential-or.rs:8:70: 8:77
  74                                          // + literal: Const { ty: u32, val: Value(Scalar(0x0000000d)) }
  75         switchInt(move _3) -> [false: bb1, otherwise: bb7]; // bb6[1]: scope 0 at $DIR/exponential-or.rs:8:70: 8:77
  76     }
  77
  78     bb7: {
  79         _4 = Le((_1.3: u32), const 16u32); // bb7[0]: scope 0 at $DIR/exponential-or.rs:8:70: 8:77
  80                                          // ty::Const
  81                                          // + ty: u32
  82                                          // + val: Value(Scalar(0x00000010))
  83                                          // mir::Constant
  84                                          // + span: $DIR/exponential-or.rs:8:70: 8:77
  85                                          // + literal: Const { ty: u32, val: Value(Scalar(0x00000010)) }
  86         switchInt(move _4) -> [false: bb1, otherwise: bb8]; // bb7[1]: scope 0 at $DIR/exponential-or.rs:8:70: 8:77
  87     }
  88
  89     bb8: {
  90         falseEdges -> [real: bb9, imaginary: bb1]; // bb8[0]: scope 0 at $DIR/exponential-or.rs:8:9: 8:79
  91     }
  92
  93     bb9: {
  94         StorageLive(_7);                 // bb9[0]: scope 0 at $DIR/exponential-or.rs:8:10: 8:21
  95         _7 = (_1.0: u32);                // bb9[1]: scope 0 at $DIR/exponential-or.rs:8:10: 8:21
  96         StorageLive(_8);                 // bb9[2]: scope 0 at $DIR/exponential-or.rs:8:57: 8:78
  97         _8 = (_1.3: u32);                // bb9[3]: scope 0 at $DIR/exponential-or.rs:8:57: 8:78
  98         StorageLive(_9);                 // bb9[4]: scope 1 at $DIR/exponential-or.rs:8:83: 8:84
  99         _9 = _7;                         // bb9[5]: scope 1 at $DIR/exponential-or.rs:8:83: 8:84
 100         StorageLive(_10);                // bb9[6]: scope 1 at $DIR/exponential-or.rs:8:87: 8:88
 101         _10 = _8;                        // bb9[7]: scope 1 at $DIR/exponential-or.rs:8:87: 8:88
 102         _0 = BitXor(move _9, move _10);  // bb9[8]: scope 1 at $DIR/exponential-or.rs:8:83: 8:88
 103         StorageDead(_10);                // bb9[9]: scope 1 at $DIR/exponential-or.rs:8:87: 8:88
 104         StorageDead(_9);                 // bb9[10]: scope 1 at $DIR/exponential-or.rs:8:87: 8:88
 105         StorageDead(_8);                 // bb9[11]: scope 0 at $DIR/exponential-or.rs:8:88: 8:89
 106         StorageDead(_7);                 // bb9[12]: scope 0 at $DIR/exponential-or.rs:8:88: 8:89
 107         goto -> bb10;                    // bb9[13]: scope 0 at $DIR/exponential-or.rs:7:5: 10:6
 108     }
 109
 110     bb10: {
 111         return;                          // bb10[0]: scope 0 at $DIR/exponential-or.rs:11:2: 11:2
 112     }
 113 }