src/test/mir-opt/inst_combine_deref.deep_opt.InstCombine.diff

   1 - // MIR for `deep_opt` before InstCombine
   2 + // MIR for `deep_opt` after InstCombine
   3
   4   fn deep_opt() -> (u64, u64, u64) {
   5       let mut _0: (u64, u64, u64);         // return place in scope 0 at $DIR/inst_combine_deref.rs:11:18: 11:33
   6       let _1: u64;                         // in scope 0 at $DIR/inst_combine_deref.rs:12:9: 12:11
   7       let mut _10: u64;                    // in scope 0 at $DIR/inst_combine_deref.rs:21:6: 21:8
   8       let mut _11: u64;                    // in scope 0 at $DIR/inst_combine_deref.rs:21:10: 21:12
   9       let mut _12: u64;                    // in scope 0 at $DIR/inst_combine_deref.rs:21:14: 21:16
  10       scope 1 {
  11           debug x1 => _1;                  // in scope 1 at $DIR/inst_combine_deref.rs:12:9: 12:11
  12           let _2: u64;                     // in scope 1 at $DIR/inst_combine_deref.rs:13:9: 13:11
  13           scope 2 {
  14               debug x2 => _2;              // in scope 2 at $DIR/inst_combine_deref.rs:13:9: 13:11
  15               let _3: u64;                 // in scope 2 at $DIR/inst_combine_deref.rs:14:9: 14:11
  16               scope 3 {
  17                   debug x3 => _3;          // in scope 3 at $DIR/inst_combine_deref.rs:14:9: 14:11
  18                   let _4: &u64;            // in scope 3 at $DIR/inst_combine_deref.rs:15:9: 15:11
  19                   scope 4 {
  20                       debug y1 => _4;      // in scope 4 at $DIR/inst_combine_deref.rs:15:9: 15:11
  21                       let _5: &u64;        // in scope 4 at $DIR/inst_combine_deref.rs:16:9: 16:11
  22                       scope 5 {
  23                           debug y2 => _5;  // in scope 5 at $DIR/inst_combine_deref.rs:16:9: 16:11
  24                           let _6: &u64;    // in scope 5 at $DIR/inst_combine_deref.rs:17:9: 17:11
  25                           scope 6 {
  26                               debug y3 => _6; // in scope 6 at $DIR/inst_combine_deref.rs:17:9: 17:11
  27                               let _7: u64; // in scope 6 at $DIR/inst_combine_deref.rs:18:9: 18:11
  28                               scope 7 {
  29                                   debug z1 => _7; // in scope 7 at $DIR/inst_combine_deref.rs:18:9: 18:11
  30                                   let _8: u64; // in scope 7 at $DIR/inst_combine_deref.rs:19:9: 19:11
  31                                   scope 8 {
  32                                       debug z2 => _8; // in scope 8 at $DIR/inst_combine_deref.rs:19:9: 19:11
  33                                       let _9: u64; // in scope 8 at $DIR/inst_combine_deref.rs:20:9: 20:11
  34                                       scope 9 {
  35                                           debug z3 => _9; // in scope 9 at $DIR/inst_combine_deref.rs:20:9: 20:11
  36                                       }
  37                                   }
  38                               }
  39                           }
  40                       }
  41                   }
  42               }
  43           }
  44       }
  45
  46       bb0: {
  47           StorageLive(_1);                 // scope 0 at $DIR/inst_combine_deref.rs:12:9: 12:11
  48           _1 = const 1_u64;                // scope 0 at $DIR/inst_combine_deref.rs:12:14: 12:15
  49           StorageLive(_2);                 // scope 1 at $DIR/inst_combine_deref.rs:13:9: 13:11
  50           _2 = const 2_u64;                // scope 1 at $DIR/inst_combine_deref.rs:13:14: 13:15
  51           StorageLive(_3);                 // scope 2 at $DIR/inst_combine_deref.rs:14:9: 14:11
  52           _3 = const 3_u64;                // scope 2 at $DIR/inst_combine_deref.rs:14:14: 14:15
  53           StorageLive(_4);                 // scope 3 at $DIR/inst_combine_deref.rs:15:9: 15:11
  54           _4 = &_1;                        // scope 3 at $DIR/inst_combine_deref.rs:15:14: 15:17
  55           StorageLive(_5);                 // scope 4 at $DIR/inst_combine_deref.rs:16:9: 16:11
  56           _5 = &_2;                        // scope 4 at $DIR/inst_combine_deref.rs:16:14: 16:17
  57           StorageLive(_6);                 // scope 5 at $DIR/inst_combine_deref.rs:17:9: 17:11
  58           _6 = &_3;                        // scope 5 at $DIR/inst_combine_deref.rs:17:14: 17:17
  59           StorageLive(_7);                 // scope 6 at $DIR/inst_combine_deref.rs:18:9: 18:11
  60 -         _7 = (*_4);                      // scope 6 at $DIR/inst_combine_deref.rs:18:14: 18:17
  61 +         _7 = _1;                         // scope 6 at $DIR/inst_combine_deref.rs:18:14: 18:17
  62           StorageLive(_8);                 // scope 7 at $DIR/inst_combine_deref.rs:19:9: 19:11
  63 -         _8 = (*_5);                      // scope 7 at $DIR/inst_combine_deref.rs:19:14: 19:17
  64 +         _8 = _2;                         // scope 7 at $DIR/inst_combine_deref.rs:19:14: 19:17
  65           StorageLive(_9);                 // scope 8 at $DIR/inst_combine_deref.rs:20:9: 20:11
  66 -         _9 = (*_6);                      // scope 8 at $DIR/inst_combine_deref.rs:20:14: 20:17
  67 +         _9 = _3;                         // scope 8 at $DIR/inst_combine_deref.rs:20:14: 20:17
  68           StorageLive(_10);                // scope 9 at $DIR/inst_combine_deref.rs:21:6: 21:8
  69           _10 = _7;                        // scope 9 at $DIR/inst_combine_deref.rs:21:6: 21:8
  70           StorageLive(_11);                // scope 9 at $DIR/inst_combine_deref.rs:21:10: 21:12
  71           _11 = _8;                        // scope 9 at $DIR/inst_combine_deref.rs:21:10: 21:12
  72           StorageLive(_12);                // scope 9 at $DIR/inst_combine_deref.rs:21:14: 21:16
  73           _12 = _9;                        // scope 9 at $DIR/inst_combine_deref.rs:21:14: 21:16
  74           (_0.0: u64) = move _10;          // scope 9 at $DIR/inst_combine_deref.rs:21:5: 21:17
  75           (_0.1: u64) = move _11;          // scope 9 at $DIR/inst_combine_deref.rs:21:5: 21:17
  76           (_0.2: u64) = move _12;          // scope 9 at $DIR/inst_combine_deref.rs:21:5: 21:17
  77           StorageDead(_12);                // scope 9 at $DIR/inst_combine_deref.rs:21:16: 21:17
  78           StorageDead(_11);                // scope 9 at $DIR/inst_combine_deref.rs:21:16: 21:17
  79           StorageDead(_10);                // scope 9 at $DIR/inst_combine_deref.rs:21:16: 21:17
  80           StorageDead(_9);                 // scope 8 at $DIR/inst_combine_deref.rs:22:1: 22:2
  81           StorageDead(_8);                 // scope 7 at $DIR/inst_combine_deref.rs:22:1: 22:2
  82           StorageDead(_7);                 // scope 6 at $DIR/inst_combine_deref.rs:22:1: 22:2
  83           StorageDead(_6);                 // scope 5 at $DIR/inst_combine_deref.rs:22:1: 22:2
  84           StorageDead(_5);                 // scope 4 at $DIR/inst_combine_deref.rs:22:1: 22:2
  85           StorageDead(_4);                 // scope 3 at $DIR/inst_combine_deref.rs:22:1: 22:2
  86           StorageDead(_3);                 // scope 2 at $DIR/inst_combine_deref.rs:22:1: 22:2
  87           StorageDead(_2);                 // scope 1 at $DIR/inst_combine_deref.rs:22:1: 22:2
  88           StorageDead(_1);                 // scope 0 at $DIR/inst_combine_deref.rs:22:1: 22:2
  89           return;                          // scope 0 at $DIR/inst_combine_deref.rs:22:2: 22:2
  90       }
  91   }
  92