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rustc.main.ConstProp.diff
187 lines (182 loc) · 14.3 KB
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rustc.main.ConstProp.diff
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- // MIR for `main` before ConstProp
+ // MIR for `main` after ConstProp
fn main() -> () {
let mut _0: (); // return place in scope 0 at $DIR/optimizes_into_variable.rs:11:11: 11:11
let _1: i32; // in scope 0 at $DIR/optimizes_into_variable.rs:12:9: 12:10
let mut _2: (i32, bool); // in scope 0 at $DIR/optimizes_into_variable.rs:12:13: 12:18
let mut _4: [i32; 6]; // in scope 0 at $DIR/optimizes_into_variable.rs:13:13: 13:31
let _5: usize; // in scope 0 at $DIR/optimizes_into_variable.rs:13:32: 13:33
let mut _6: usize; // in scope 0 at $DIR/optimizes_into_variable.rs:13:13: 13:34
let mut _7: bool; // in scope 0 at $DIR/optimizes_into_variable.rs:13:13: 13:34
let mut _9: Point; // in scope 0 at $DIR/optimizes_into_variable.rs:14:13: 14:36
scope 1 {
debug x => _1; // in scope 1 at $DIR/optimizes_into_variable.rs:12:9: 12:10
let _3: i32; // in scope 1 at $DIR/optimizes_into_variable.rs:13:9: 13:10
scope 2 {
debug y => _3; // in scope 2 at $DIR/optimizes_into_variable.rs:13:9: 13:10
let _8: u32; // in scope 2 at $DIR/optimizes_into_variable.rs:14:9: 14:10
scope 3 {
debug z => _8; // in scope 3 at $DIR/optimizes_into_variable.rs:14:9: 14:10
}
}
}
bb0: {
StorageLive(_1); // bb0[0]: scope 0 at $DIR/optimizes_into_variable.rs:12:9: 12:10
- _2 = CheckedAdd(const 2i32, const 2i32); // bb0[1]: scope 0 at $DIR/optimizes_into_variable.rs:12:13: 12:18
+ _2 = (const 4i32, const false); // bb0[1]: scope 0 at $DIR/optimizes_into_variable.rs:12:13: 12:18
// ty::Const
// + ty: i32
- // + val: Value(Scalar(0x00000002))
+ // + val: Value(Scalar(0x00000004))
// mir::Constant
- // + span: $DIR/optimizes_into_variable.rs:12:13: 12:14
- // + literal: Const { ty: i32, val: Value(Scalar(0x00000002)) }
+ // + span: $DIR/optimizes_into_variable.rs:12:13: 12:18
+ // + literal: Const { ty: i32, val: Value(Scalar(0x00000004)) }
// ty::Const
- // + ty: i32
- // + val: Value(Scalar(0x00000002))
+ // + ty: bool
+ // + val: Value(Scalar(0x00))
// mir::Constant
- // + span: $DIR/optimizes_into_variable.rs:12:17: 12:18
- // + literal: Const { ty: i32, val: Value(Scalar(0x00000002)) }
- assert(!move (_2.1: bool), "attempt to add with overflow") -> bb1; // bb0[2]: scope 0 at $DIR/optimizes_into_variable.rs:12:13: 12:18
+ // + span: $DIR/optimizes_into_variable.rs:12:13: 12:18
+ // + literal: Const { ty: bool, val: Value(Scalar(0x00)) }
+ assert(!const false, "attempt to add with overflow") -> bb1; // bb0[2]: scope 0 at $DIR/optimizes_into_variable.rs:12:13: 12:18
+ // ty::Const
+ // + ty: bool
+ // + val: Value(Scalar(0x00))
+ // mir::Constant
+ // + span: $DIR/optimizes_into_variable.rs:12:13: 12:18
+ // + literal: Const { ty: bool, val: Value(Scalar(0x00)) }
}
bb1: {
- _1 = move (_2.0: i32); // bb1[0]: scope 0 at $DIR/optimizes_into_variable.rs:12:13: 12:18
+ _1 = const 4i32; // bb1[0]: scope 0 at $DIR/optimizes_into_variable.rs:12:13: 12:18
+ // ty::Const
+ // + ty: i32
+ // + val: Value(Scalar(0x00000004))
+ // mir::Constant
+ // + span: $DIR/optimizes_into_variable.rs:12:13: 12:18
+ // + literal: Const { ty: i32, val: Value(Scalar(0x00000004)) }
StorageLive(_3); // bb1[1]: scope 1 at $DIR/optimizes_into_variable.rs:13:9: 13:10
StorageLive(_4); // bb1[2]: scope 1 at $DIR/optimizes_into_variable.rs:13:13: 13:31
_4 = [const 0i32, const 1i32, const 2i32, const 3i32, const 4i32, const 5i32]; // bb1[3]: scope 1 at $DIR/optimizes_into_variable.rs:13:13: 13:31
// ty::Const
// + ty: i32
// + val: Value(Scalar(0x00000000))
// mir::Constant
// + span: $DIR/optimizes_into_variable.rs:13:14: 13:15
// + literal: Const { ty: i32, val: Value(Scalar(0x00000000)) }
// ty::Const
// + ty: i32
// + val: Value(Scalar(0x00000001))
// mir::Constant
// + span: $DIR/optimizes_into_variable.rs:13:17: 13:18
// + literal: Const { ty: i32, val: Value(Scalar(0x00000001)) }
// ty::Const
// + ty: i32
// + val: Value(Scalar(0x00000002))
// mir::Constant
// + span: $DIR/optimizes_into_variable.rs:13:20: 13:21
// + literal: Const { ty: i32, val: Value(Scalar(0x00000002)) }
// ty::Const
// + ty: i32
// + val: Value(Scalar(0x00000003))
// mir::Constant
// + span: $DIR/optimizes_into_variable.rs:13:23: 13:24
// + literal: Const { ty: i32, val: Value(Scalar(0x00000003)) }
// ty::Const
// + ty: i32
// + val: Value(Scalar(0x00000004))
// mir::Constant
// + span: $DIR/optimizes_into_variable.rs:13:26: 13:27
// + literal: Const { ty: i32, val: Value(Scalar(0x00000004)) }
// ty::Const
// + ty: i32
// + val: Value(Scalar(0x00000005))
// mir::Constant
// + span: $DIR/optimizes_into_variable.rs:13:29: 13:30
// + literal: Const { ty: i32, val: Value(Scalar(0x00000005)) }
StorageLive(_5); // bb1[4]: scope 1 at $DIR/optimizes_into_variable.rs:13:32: 13:33
_5 = const 3usize; // bb1[5]: scope 1 at $DIR/optimizes_into_variable.rs:13:32: 13:33
// ty::Const
// + ty: usize
// + val: Value(Scalar(0x00000003))
// mir::Constant
// + span: $DIR/optimizes_into_variable.rs:13:32: 13:33
// + literal: Const { ty: usize, val: Value(Scalar(0x00000003)) }
_6 = const 6usize; // bb1[6]: scope 1 at $DIR/optimizes_into_variable.rs:13:13: 13:34
// ty::Const
// + ty: usize
// + val: Value(Scalar(0x00000006))
// mir::Constant
// + span: $DIR/optimizes_into_variable.rs:13:13: 13:34
// + literal: Const { ty: usize, val: Value(Scalar(0x00000006)) }
- _7 = Lt(_5, _6); // bb1[7]: scope 1 at $DIR/optimizes_into_variable.rs:13:13: 13:34
- assert(move _7, "index out of bounds: the len is {} but the index is {}", move _6, _5) -> bb2; // bb1[8]: scope 1 at $DIR/optimizes_into_variable.rs:13:13: 13:34
+ _7 = const true; // bb1[7]: scope 1 at $DIR/optimizes_into_variable.rs:13:13: 13:34
+ // ty::Const
+ // + ty: bool
+ // + val: Value(Scalar(0x01))
+ // mir::Constant
+ // + span: $DIR/optimizes_into_variable.rs:13:13: 13:34
+ // + literal: Const { ty: bool, val: Value(Scalar(0x01)) }
+ assert(const true, "index out of bounds: the len is {} but the index is {}", move _6, _5) -> bb2; // bb1[8]: scope 1 at $DIR/optimizes_into_variable.rs:13:13: 13:34
+ // ty::Const
+ // + ty: bool
+ // + val: Value(Scalar(0x01))
+ // mir::Constant
+ // + span: $DIR/optimizes_into_variable.rs:13:13: 13:34
+ // + literal: Const { ty: bool, val: Value(Scalar(0x01)) }
}
bb2: {
- _3 = _4[_5]; // bb2[0]: scope 1 at $DIR/optimizes_into_variable.rs:13:13: 13:34
+ _3 = const 3i32; // bb2[0]: scope 1 at $DIR/optimizes_into_variable.rs:13:13: 13:34
+ // ty::Const
+ // + ty: i32
+ // + val: Value(Scalar(0x00000003))
+ // mir::Constant
+ // + span: $DIR/optimizes_into_variable.rs:13:13: 13:34
+ // + literal: Const { ty: i32, val: Value(Scalar(0x00000003)) }
StorageDead(_5); // bb2[1]: scope 1 at $DIR/optimizes_into_variable.rs:13:34: 13:35
StorageDead(_4); // bb2[2]: scope 1 at $DIR/optimizes_into_variable.rs:13:34: 13:35
StorageLive(_8); // bb2[3]: scope 2 at $DIR/optimizes_into_variable.rs:14:9: 14:10
StorageLive(_9); // bb2[4]: scope 2 at $DIR/optimizes_into_variable.rs:14:13: 14:36
_9 = Point { x: const 12u32, y: const 42u32 }; // bb2[5]: scope 2 at $DIR/optimizes_into_variable.rs:14:13: 14:36
// ty::Const
// + ty: u32
// + val: Value(Scalar(0x0000000c))
// mir::Constant
// + span: $DIR/optimizes_into_variable.rs:14:25: 14:27
// + literal: Const { ty: u32, val: Value(Scalar(0x0000000c)) }
// ty::Const
// + ty: u32
// + val: Value(Scalar(0x0000002a))
// mir::Constant
// + span: $DIR/optimizes_into_variable.rs:14:32: 14:34
// + literal: Const { ty: u32, val: Value(Scalar(0x0000002a)) }
- _8 = (_9.1: u32); // bb2[6]: scope 2 at $DIR/optimizes_into_variable.rs:14:13: 14:38
+ _8 = const 42u32; // bb2[6]: scope 2 at $DIR/optimizes_into_variable.rs:14:13: 14:38
+ // ty::Const
+ // + ty: u32
+ // + val: Value(Scalar(0x0000002a))
+ // mir::Constant
+ // + span: $DIR/optimizes_into_variable.rs:14:13: 14:38
+ // + literal: Const { ty: u32, val: Value(Scalar(0x0000002a)) }
StorageDead(_9); // bb2[7]: scope 2 at $DIR/optimizes_into_variable.rs:14:38: 14:39
_0 = const (); // bb2[8]: scope 0 at $DIR/optimizes_into_variable.rs:11:11: 15:2
// ty::Const
// + ty: ()
// + val: Value(Scalar(<ZST>))
// mir::Constant
// + span: $DIR/optimizes_into_variable.rs:11:11: 15:2
// + literal: Const { ty: (), val: Value(Scalar(<ZST>)) }
StorageDead(_8); // bb2[9]: scope 2 at $DIR/optimizes_into_variable.rs:15:1: 15:2
StorageDead(_3); // bb2[10]: scope 1 at $DIR/optimizes_into_variable.rs:15:1: 15:2
StorageDead(_1); // bb2[11]: scope 0 at $DIR/optimizes_into_variable.rs:15:1: 15:2
return; // bb2[12]: scope 0 at $DIR/optimizes_into_variable.rs:15:2: 15:2
}
}