src/test/mir-opt/slice-drop-shim/32bit/rustc.ptr-drop_in_place.[std__string__String].AddMovesForPackedDrops.before.mir

   1 // MIR for `std::intrinsics::drop_in_place` before AddMovesForPackedDrops
   2
   3 fn std::intrinsics::drop_in_place(_1: *mut [std::string::String]) -> () {
   4     let mut _0: ();                      // return place in scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
   5     let mut _2: usize;                   // in scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
   6     let mut _3: usize;                   // in scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
   7     let mut _4: usize;                   // in scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
   8     let mut _5: *mut std::string::String; // in scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
   9     let mut _6: bool;                    // in scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  10     let mut _7: *mut std::string::String; // in scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  11     let mut _8: bool;                    // in scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  12     let mut _9: *mut std::string::String; // in scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  13     let mut _10: *mut std::string::String; // in scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  14     let mut _11: *mut std::string::String; // in scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  15     let mut _12: bool;                   // in scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  16     let mut _13: *mut std::string::String; // in scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  17     let mut _14: bool;                   // in scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  18     let mut _15: *mut [std::string::String]; // in scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  19
  20     bb0: {
  21         goto -> bb15;                    // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  22     }
  23
  24     bb1: {
  25         return;                          // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  26     }
  27
  28     bb2 (cleanup): {
  29         resume;                          // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  30     }
  31
  32     bb3 (cleanup): {
  33         _5 = &raw mut (*_1)[_4];         // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  34         _4 = Add(move _4, const 1usize); // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  35                                          // ty::Const
  36                                          // + ty: usize
  37                                          // + val: Value(Scalar(0x00000001))
  38                                          // mir::Constant
  39                                          // + span: $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  40                                          // + literal: Const { ty: usize, val: Value(Scalar(0x00000001)) }
  41         drop((*_5)) -> bb4;              // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  42     }
  43
  44     bb4 (cleanup): {
  45         _6 = Eq(_4, _3);                 // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  46         switchInt(move _6) -> [false: bb3, otherwise: bb2]; // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  47     }
  48
  49     bb5: {
  50         _7 = &raw mut (*_1)[_4];         // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  51         _4 = Add(move _4, const 1usize); // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  52                                          // ty::Const
  53                                          // + ty: usize
  54                                          // + val: Value(Scalar(0x00000001))
  55                                          // mir::Constant
  56                                          // + span: $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  57                                          // + literal: Const { ty: usize, val: Value(Scalar(0x00000001)) }
  58         drop((*_7)) -> [return: bb6, unwind: bb4]; // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  59     }
  60
  61     bb6: {
  62         _8 = Eq(_4, _3);                 // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  63         switchInt(move _8) -> [false: bb5, otherwise: bb1]; // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  64     }
  65
  66     bb7: {
  67         _4 = const 0usize;               // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  68                                          // ty::Const
  69                                          // + ty: usize
  70                                          // + val: Value(Scalar(0x00000000))
  71                                          // mir::Constant
  72                                          // + span: $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  73                                          // + literal: Const { ty: usize, val: Value(Scalar(0x00000000)) }
  74         goto -> bb6;                     // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  75     }
  76
  77     bb8: {
  78         goto -> bb7;                     // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  79     }
  80
  81     bb9 (cleanup): {
  82         _11 = _9;                        // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  83         _9 = Offset(move _9, const 1usize); // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  84                                          // ty::Const
  85                                          // + ty: usize
  86                                          // + val: Value(Scalar(0x00000001))
  87                                          // mir::Constant
  88                                          // + span: $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  89                                          // + literal: Const { ty: usize, val: Value(Scalar(0x00000001)) }
  90         drop((*_11)) -> bb10;            // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  91     }
  92
  93     bb10 (cleanup): {
  94         _12 = Eq(_9, _10);               // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  95         switchInt(move _12) -> [false: bb9, otherwise: bb2]; // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
  96     }
  97
  98     bb11: {
  99         _13 = _9;                        // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
 100         _9 = Offset(move _9, const 1usize); // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
 101                                          // ty::Const
 102                                          // + ty: usize
 103                                          // + val: Value(Scalar(0x00000001))
 104                                          // mir::Constant
 105                                          // + span: $SRC_DIR/libcore/ptr/mod.rs:LL:COL
 106                                          // + literal: Const { ty: usize, val: Value(Scalar(0x00000001)) }
 107         drop((*_13)) -> [return: bb12, unwind: bb10]; // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
 108     }
 109
 110     bb12: {
 111         _14 = Eq(_9, _10);               // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
 112         switchInt(move _14) -> [false: bb11, otherwise: bb1]; // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
 113     }
 114
 115     bb13: {
 116         _15 = &raw mut (*_1);            // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
 117         _9 = move _15 as *mut std::string::String (Misc); // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
 118         _10 = Offset(_9, move _3);       // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
 119         goto -> bb12;                    // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
 120     }
 121
 122     bb14: {
 123         goto -> bb13;                    // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
 124     }
 125
 126     bb15: {
 127         _2 = SizeOf(std::string::String); // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
 128         _3 = Len((*_1));                 // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
 129         switchInt(move _2) -> [0usize: bb8, otherwise: bb14]; // scope 0 at $SRC_DIR/libcore/ptr/mod.rs:LL:COL
 130     }
 131 }