src/test/mir-opt/lower_intrinsics.wrapping.LowerIntrinsics.diff

   1 - // MIR for `wrapping` before LowerIntrinsics
   2 + // MIR for `wrapping` after LowerIntrinsics
   3
   4   fn wrapping(_1: T, _2: T) -> () {
   5       debug a => _1;                       // in scope 0 at $DIR/lower_intrinsics.rs:6:26: 6:27
   6       debug b => _2;                       // in scope 0 at $DIR/lower_intrinsics.rs:6:32: 6:33
   7       let mut _0: ();                      // return place in scope 0 at $DIR/lower_intrinsics.rs:6:38: 6:38
   8       let _3: T;                           // in scope 0 at $DIR/lower_intrinsics.rs:7:9: 7:11
   9       let mut _4: T;                       // in scope 0 at $DIR/lower_intrinsics.rs:7:45: 7:46
  10       let mut _5: T;                       // in scope 0 at $DIR/lower_intrinsics.rs:7:48: 7:49
  11       let mut _7: T;                       // in scope 0 at $DIR/lower_intrinsics.rs:8:45: 8:46
  12       let mut _8: T;                       // in scope 0 at $DIR/lower_intrinsics.rs:8:48: 8:49
  13       let mut _10: T;                      // in scope 0 at $DIR/lower_intrinsics.rs:9:45: 9:46
  14       let mut _11: T;                      // in scope 0 at $DIR/lower_intrinsics.rs:9:48: 9:49
  15       scope 1 {
  16           debug _x => _3;                  // in scope 1 at $DIR/lower_intrinsics.rs:7:9: 7:11
  17           let _6: T;                       // in scope 1 at $DIR/lower_intrinsics.rs:8:9: 8:11
  18           scope 2 {
  19               debug _y => _6;              // in scope 2 at $DIR/lower_intrinsics.rs:8:9: 8:11
  20               let _9: T;                   // in scope 2 at $DIR/lower_intrinsics.rs:9:9: 9:11
  21               scope 3 {
  22                   debug _z => _9;          // in scope 3 at $DIR/lower_intrinsics.rs:9:9: 9:11
  23               }
  24           }
  25       }
  26
  27       bb0: {
  28           StorageLive(_3);                 // scope 0 at $DIR/lower_intrinsics.rs:7:9: 7:11
  29           StorageLive(_4);                 // scope 0 at $DIR/lower_intrinsics.rs:7:45: 7:46
  30           _4 = _1;                         // scope 0 at $DIR/lower_intrinsics.rs:7:45: 7:46
  31           StorageLive(_5);                 // scope 0 at $DIR/lower_intrinsics.rs:7:48: 7:49
  32           _5 = _2;                         // scope 0 at $DIR/lower_intrinsics.rs:7:48: 7:49
  33 -         _3 = wrapping_add::<T>(move _4, move _5) -> bb1; // scope 0 at $DIR/lower_intrinsics.rs:7:14: 7:50
  34 -                                          // mir::Constant
  35 -                                          // + span: $DIR/lower_intrinsics.rs:7:14: 7:44
  36 -                                          // + literal: Const { ty: extern "rust-intrinsic" fn(T, T) -> T {std::intrinsics::wrapping_add::<T>}, val: Value(Scalar(<ZST>)) }
  37 +         _3 = Add(move _4, move _5);      // scope 0 at $DIR/lower_intrinsics.rs:7:14: 7:50
  38 +         goto -> bb1;                     // scope 0 at $DIR/lower_intrinsics.rs:7:14: 7:50
  39       }
  40
  41       bb1: {
  42           StorageDead(_5);                 // scope 0 at $DIR/lower_intrinsics.rs:7:49: 7:50
  43           StorageDead(_4);                 // scope 0 at $DIR/lower_intrinsics.rs:7:49: 7:50
  44           StorageLive(_6);                 // scope 1 at $DIR/lower_intrinsics.rs:8:9: 8:11
  45           StorageLive(_7);                 // scope 1 at $DIR/lower_intrinsics.rs:8:45: 8:46
  46           _7 = _1;                         // scope 1 at $DIR/lower_intrinsics.rs:8:45: 8:46
  47           StorageLive(_8);                 // scope 1 at $DIR/lower_intrinsics.rs:8:48: 8:49
  48           _8 = _2;                         // scope 1 at $DIR/lower_intrinsics.rs:8:48: 8:49
  49 -         _6 = wrapping_sub::<T>(move _7, move _8) -> bb2; // scope 1 at $DIR/lower_intrinsics.rs:8:14: 8:50
  50 -                                          // mir::Constant
  51 -                                          // + span: $DIR/lower_intrinsics.rs:8:14: 8:44
  52 -                                          // + literal: Const { ty: extern "rust-intrinsic" fn(T, T) -> T {std::intrinsics::wrapping_sub::<T>}, val: Value(Scalar(<ZST>)) }
  53 +         _6 = Sub(move _7, move _8);      // scope 1 at $DIR/lower_intrinsics.rs:8:14: 8:50
  54 +         goto -> bb2;                     // scope 1 at $DIR/lower_intrinsics.rs:8:14: 8:50
  55       }
  56
  57       bb2: {
  58           StorageDead(_8);                 // scope 1 at $DIR/lower_intrinsics.rs:8:49: 8:50
  59           StorageDead(_7);                 // scope 1 at $DIR/lower_intrinsics.rs:8:49: 8:50
  60           StorageLive(_9);                 // scope 2 at $DIR/lower_intrinsics.rs:9:9: 9:11
  61           StorageLive(_10);                // scope 2 at $DIR/lower_intrinsics.rs:9:45: 9:46
  62           _10 = _1;                        // scope 2 at $DIR/lower_intrinsics.rs:9:45: 9:46
  63           StorageLive(_11);                // scope 2 at $DIR/lower_intrinsics.rs:9:48: 9:49
  64           _11 = _2;                        // scope 2 at $DIR/lower_intrinsics.rs:9:48: 9:49
  65 -         _9 = wrapping_mul::<T>(move _10, move _11) -> bb3; // scope 2 at $DIR/lower_intrinsics.rs:9:14: 9:50
  66 -                                          // mir::Constant
  67 -                                          // + span: $DIR/lower_intrinsics.rs:9:14: 9:44
  68 -                                          // + literal: Const { ty: extern "rust-intrinsic" fn(T, T) -> T {std::intrinsics::wrapping_mul::<T>}, val: Value(Scalar(<ZST>)) }
  69 +         _9 = Mul(move _10, move _11);    // scope 2 at $DIR/lower_intrinsics.rs:9:14: 9:50
  70 +         goto -> bb3;                     // scope 2 at $DIR/lower_intrinsics.rs:9:14: 9:50
  71       }
  72
  73       bb3: {
  74           StorageDead(_11);                // scope 2 at $DIR/lower_intrinsics.rs:9:49: 9:50
  75           StorageDead(_10);                // scope 2 at $DIR/lower_intrinsics.rs:9:49: 9:50
  76           _0 = const ();                   // scope 0 at $DIR/lower_intrinsics.rs:6:38: 10:2
  77           StorageDead(_9);                 // scope 2 at $DIR/lower_intrinsics.rs:10:1: 10:2
  78           StorageDead(_6);                 // scope 1 at $DIR/lower_intrinsics.rs:10:1: 10:2
  79           StorageDead(_3);                 // scope 0 at $DIR/lower_intrinsics.rs:10:1: 10:2
  80           return;                          // scope 0 at $DIR/lower_intrinsics.rs:10:2: 10:2
  81       }
  82
  83       bb4 (cleanup): {
  84           resume;                          // scope 0 at $DIR/lower_intrinsics.rs:6:1: 10:2
  85       }
  86   }
  87