diff --git a/tests/mir-opt/const_prop/aggregate.foo.ConstProp.diff b/tests/mir-opt/const_prop/aggregate.foo.ConstProp.diff new file mode 100644 index 00000000000..6ac460db86f --- /dev/null +++ b/tests/mir-opt/const_prop/aggregate.foo.ConstProp.diff @@ -0,0 +1,55 @@ +- // MIR for `foo` before ConstProp ++ // MIR for `foo` after ConstProp + + fn foo(_1: u8) -> () { + debug x => _1; // in scope 0 at $DIR/aggregate.rs:+0:8: +0:9 + let mut _0: (); // return place in scope 0 at $DIR/aggregate.rs:+0:15: +0:15 + let _2: i32; // in scope 0 at $DIR/aggregate.rs:+2:9: +2:14 + let mut _3: i32; // in scope 0 at $DIR/aggregate.rs:+2:17: +2:25 + let mut _4: (i32, u8); // in scope 0 at $DIR/aggregate.rs:+2:17: +2:23 + let mut _5: u8; // in scope 0 at $DIR/aggregate.rs:+2:21: +2:22 + let mut _7: i32; // in scope 0 at $DIR/aggregate.rs:+3:18: +3:26 + let mut _8: (u8, i32); // in scope 0 at $DIR/aggregate.rs:+3:18: +3:24 + let mut _9: u8; // in scope 0 at $DIR/aggregate.rs:+3:19: +3:20 + scope 1 { + debug first => _2; // in scope 1 at $DIR/aggregate.rs:+2:9: +2:14 + let _6: i32; // in scope 1 at $DIR/aggregate.rs:+3:9: +3:15 + scope 2 { + debug second => _6; // in scope 2 at $DIR/aggregate.rs:+3:9: +3:15 + } + } + + bb0: { + StorageLive(_2); // scope 0 at $DIR/aggregate.rs:+2:9: +2:14 + StorageLive(_3); // scope 0 at $DIR/aggregate.rs:+2:17: +2:25 + StorageLive(_4); // scope 0 at $DIR/aggregate.rs:+2:17: +2:23 + StorageLive(_5); // scope 0 at $DIR/aggregate.rs:+2:21: +2:22 + _5 = _1; // scope 0 at $DIR/aggregate.rs:+2:21: +2:22 + _4 = (const 0_i32, move _5); // scope 0 at $DIR/aggregate.rs:+2:17: +2:23 + StorageDead(_5); // scope 0 at $DIR/aggregate.rs:+2:22: +2:23 +- _3 = (_4.0: i32); // scope 0 at $DIR/aggregate.rs:+2:17: +2:25 +- _2 = Add(move _3, const 1_i32); // scope 0 at $DIR/aggregate.rs:+2:17: +2:29 ++ _3 = const 0_i32; // scope 0 at $DIR/aggregate.rs:+2:17: +2:25 ++ _2 = const 1_i32; // scope 0 at $DIR/aggregate.rs:+2:17: +2:29 + StorageDead(_3); // scope 0 at $DIR/aggregate.rs:+2:28: +2:29 + StorageDead(_4); // scope 0 at $DIR/aggregate.rs:+2:29: +2:30 + StorageLive(_6); // scope 1 at $DIR/aggregate.rs:+3:9: +3:15 + StorageLive(_7); // scope 1 at $DIR/aggregate.rs:+3:18: +3:26 + StorageLive(_8); // scope 1 at $DIR/aggregate.rs:+3:18: +3:24 + StorageLive(_9); // scope 1 at $DIR/aggregate.rs:+3:19: +3:20 + _9 = _1; // scope 1 at $DIR/aggregate.rs:+3:19: +3:20 + _8 = (move _9, const 1_i32); // scope 1 at $DIR/aggregate.rs:+3:18: +3:24 + StorageDead(_9); // scope 1 at $DIR/aggregate.rs:+3:23: +3:24 +- _7 = (_8.1: i32); // scope 1 at $DIR/aggregate.rs:+3:18: +3:26 +- _6 = Add(move _7, const 2_i32); // scope 1 at $DIR/aggregate.rs:+3:18: +3:30 ++ _7 = const 1_i32; // scope 1 at $DIR/aggregate.rs:+3:18: +3:26 ++ _6 = const 3_i32; // scope 1 at $DIR/aggregate.rs:+3:18: +3:30 + StorageDead(_7); // scope 1 at $DIR/aggregate.rs:+3:29: +3:30 + StorageDead(_8); // scope 1 at $DIR/aggregate.rs:+3:30: +3:31 + _0 = const (); // scope 0 at $DIR/aggregate.rs:+0:15: +4:2 + StorageDead(_6); // scope 1 at $DIR/aggregate.rs:+4:1: +4:2 + StorageDead(_2); // scope 0 at $DIR/aggregate.rs:+4:1: +4:2 + return; // scope 0 at $DIR/aggregate.rs:+4:2: +4:2 + } + } + diff --git a/tests/mir-opt/const_prop/aggregate.foo.PreCodegen.after.mir b/tests/mir-opt/const_prop/aggregate.foo.PreCodegen.after.mir new file mode 100644 index 00000000000..2ef6d74e528 --- /dev/null +++ b/tests/mir-opt/const_prop/aggregate.foo.PreCodegen.after.mir @@ -0,0 +1,49 @@ +// MIR for `foo` after PreCodegen + +fn foo(_1: u8) -> () { + debug x => _1; // in scope 0 at $DIR/aggregate.rs:+0:8: +0:9 + let mut _0: (); // return place in scope 0 at $DIR/aggregate.rs:+0:15: +0:15 + let _2: i32; // in scope 0 at $DIR/aggregate.rs:+2:9: +2:14 + let mut _3: i32; // in scope 0 at $DIR/aggregate.rs:+2:17: +2:25 + let mut _4: (i32, u8); // in scope 0 at $DIR/aggregate.rs:+2:17: +2:23 + let mut _5: u8; // in scope 0 at $DIR/aggregate.rs:+2:21: +2:22 + let mut _7: i32; // in scope 0 at $DIR/aggregate.rs:+3:18: +3:26 + let mut _8: (u8, i32); // in scope 0 at $DIR/aggregate.rs:+3:18: +3:24 + let mut _9: u8; // in scope 0 at $DIR/aggregate.rs:+3:19: +3:20 + scope 1 { + debug first => _2; // in scope 1 at $DIR/aggregate.rs:+2:9: +2:14 + let _6: i32; // in scope 1 at $DIR/aggregate.rs:+3:9: +3:15 + scope 2 { + debug second => _6; // in scope 2 at $DIR/aggregate.rs:+3:9: +3:15 + } + } + + bb0: { + StorageLive(_2); // scope 0 at $DIR/aggregate.rs:+2:9: +2:14 + StorageLive(_3); // scope 0 at $DIR/aggregate.rs:+2:17: +2:25 + StorageLive(_4); // scope 0 at $DIR/aggregate.rs:+2:17: +2:23 + StorageLive(_5); // scope 0 at $DIR/aggregate.rs:+2:21: +2:22 + _5 = _1; // scope 0 at $DIR/aggregate.rs:+2:21: +2:22 + _4 = (const 0_i32, move _5); // scope 0 at $DIR/aggregate.rs:+2:17: +2:23 + StorageDead(_5); // scope 0 at $DIR/aggregate.rs:+2:22: +2:23 + _3 = const 0_i32; // scope 0 at $DIR/aggregate.rs:+2:17: +2:25 + _2 = const 1_i32; // scope 0 at $DIR/aggregate.rs:+2:17: +2:29 + StorageDead(_3); // scope 0 at $DIR/aggregate.rs:+2:28: +2:29 + StorageDead(_4); // scope 0 at $DIR/aggregate.rs:+2:29: +2:30 + StorageLive(_6); // scope 1 at $DIR/aggregate.rs:+3:9: +3:15 + StorageLive(_7); // scope 1 at $DIR/aggregate.rs:+3:18: +3:26 + StorageLive(_8); // scope 1 at $DIR/aggregate.rs:+3:18: +3:24 + StorageLive(_9); // scope 1 at $DIR/aggregate.rs:+3:19: +3:20 + _9 = _1; // scope 1 at $DIR/aggregate.rs:+3:19: +3:20 + _8 = (move _9, const 1_i32); // scope 1 at $DIR/aggregate.rs:+3:18: +3:24 + StorageDead(_9); // scope 1 at $DIR/aggregate.rs:+3:23: +3:24 + _7 = const 1_i32; // scope 1 at $DIR/aggregate.rs:+3:18: +3:26 + _6 = const 3_i32; // scope 1 at $DIR/aggregate.rs:+3:18: +3:30 + StorageDead(_7); // scope 1 at $DIR/aggregate.rs:+3:29: +3:30 + StorageDead(_8); // scope 1 at $DIR/aggregate.rs:+3:30: +3:31 + _0 = const (); // scope 0 at $DIR/aggregate.rs:+0:15: +4:2 + StorageDead(_6); // scope 1 at $DIR/aggregate.rs:+4:1: +4:2 + StorageDead(_2); // scope 0 at $DIR/aggregate.rs:+4:1: +4:2 + return; // scope 0 at $DIR/aggregate.rs:+4:2: +4:2 + } +} diff --git a/tests/mir-opt/const_prop/aggregate.main.ConstProp.diff b/tests/mir-opt/const_prop/aggregate.main.ConstProp.diff index 6ad405757a6..f6e58955b4f 100644 --- a/tests/mir-opt/const_prop/aggregate.main.ConstProp.diff +++ b/tests/mir-opt/const_prop/aggregate.main.ConstProp.diff @@ -3,9 +3,11 @@ fn main() -> () { let mut _0: (); // return place in scope 0 at $DIR/aggregate.rs:+0:11: +0:11 - let _1: i32; // in scope 0 at $DIR/aggregate.rs:+1:9: +1:10 - let mut _2: i32; // in scope 0 at $DIR/aggregate.rs:+1:13: +1:24 - let mut _3: (i32, i32, i32); // in scope 0 at $DIR/aggregate.rs:+1:13: +1:22 + let _1: u8; // in scope 0 at $DIR/aggregate.rs:+1:9: +1:10 + let mut _2: u8; // in scope 0 at $DIR/aggregate.rs:+1:13: +1:24 + let mut _3: (i32, u8, i32); // in scope 0 at $DIR/aggregate.rs:+1:13: +1:22 + let _4: (); // in scope 0 at $DIR/aggregate.rs:+2:5: +2:11 + let mut _5: u8; // in scope 0 at $DIR/aggregate.rs:+2:9: +2:10 scope 1 { debug x => _1; // in scope 1 at $DIR/aggregate.rs:+1:9: +1:10 } @@ -14,16 +16,29 @@ StorageLive(_1); // scope 0 at $DIR/aggregate.rs:+1:9: +1:10 StorageLive(_2); // scope 0 at $DIR/aggregate.rs:+1:13: +1:24 StorageLive(_3); // scope 0 at $DIR/aggregate.rs:+1:13: +1:22 - _3 = (const 0_i32, const 1_i32, const 2_i32); // scope 0 at $DIR/aggregate.rs:+1:13: +1:22 -- _2 = (_3.1: i32); // scope 0 at $DIR/aggregate.rs:+1:13: +1:24 -- _1 = Add(move _2, const 0_i32); // scope 0 at $DIR/aggregate.rs:+1:13: +1:28 -+ _2 = const 1_i32; // scope 0 at $DIR/aggregate.rs:+1:13: +1:24 -+ _1 = const 1_i32; // scope 0 at $DIR/aggregate.rs:+1:13: +1:28 + _3 = (const 0_i32, const 1_u8, const 2_i32); // scope 0 at $DIR/aggregate.rs:+1:13: +1:22 +- _2 = (_3.1: u8); // scope 0 at $DIR/aggregate.rs:+1:13: +1:24 +- _1 = Add(move _2, const 0_u8); // scope 0 at $DIR/aggregate.rs:+1:13: +1:28 ++ _2 = const 1_u8; // scope 0 at $DIR/aggregate.rs:+1:13: +1:24 ++ _1 = const 1_u8; // scope 0 at $DIR/aggregate.rs:+1:13: +1:28 StorageDead(_2); // scope 0 at $DIR/aggregate.rs:+1:27: +1:28 StorageDead(_3); // scope 0 at $DIR/aggregate.rs:+1:28: +1:29 - _0 = const (); // scope 0 at $DIR/aggregate.rs:+0:11: +2:2 - StorageDead(_1); // scope 0 at $DIR/aggregate.rs:+2:1: +2:2 - return; // scope 0 at $DIR/aggregate.rs:+2:2: +2:2 + StorageLive(_4); // scope 1 at $DIR/aggregate.rs:+2:5: +2:11 + StorageLive(_5); // scope 1 at $DIR/aggregate.rs:+2:9: +2:10 +- _5 = _1; // scope 1 at $DIR/aggregate.rs:+2:9: +2:10 ++ _5 = const 1_u8; // scope 1 at $DIR/aggregate.rs:+2:9: +2:10 + _4 = foo(move _5) -> bb1; // scope 1 at $DIR/aggregate.rs:+2:5: +2:11 + // mir::Constant + // + span: $DIR/aggregate.rs:8:5: 8:8 + // + literal: Const { ty: fn(u8) {foo}, val: Value() } + } + + bb1: { + StorageDead(_5); // scope 1 at $DIR/aggregate.rs:+2:10: +2:11 + StorageDead(_4); // scope 1 at $DIR/aggregate.rs:+2:11: +2:12 + _0 = const (); // scope 0 at $DIR/aggregate.rs:+0:11: +3:2 + StorageDead(_1); // scope 0 at $DIR/aggregate.rs:+3:1: +3:2 + return; // scope 0 at $DIR/aggregate.rs:+3:2: +3:2 } } diff --git a/tests/mir-opt/const_prop/aggregate.main.PreCodegen.after.mir b/tests/mir-opt/const_prop/aggregate.main.PreCodegen.after.mir index 920d73f8a59..4706af92cba 100644 --- a/tests/mir-opt/const_prop/aggregate.main.PreCodegen.after.mir +++ b/tests/mir-opt/const_prop/aggregate.main.PreCodegen.after.mir @@ -2,9 +2,11 @@ fn main() -> () { let mut _0: (); // return place in scope 0 at $DIR/aggregate.rs:+0:11: +0:11 - let _1: i32; // in scope 0 at $DIR/aggregate.rs:+1:9: +1:10 - let mut _2: i32; // in scope 0 at $DIR/aggregate.rs:+1:13: +1:24 - let mut _3: (i32, i32, i32); // in scope 0 at $DIR/aggregate.rs:+1:13: +1:22 + let _1: u8; // in scope 0 at $DIR/aggregate.rs:+1:9: +1:10 + let mut _2: u8; // in scope 0 at $DIR/aggregate.rs:+1:13: +1:24 + let mut _3: (i32, u8, i32); // in scope 0 at $DIR/aggregate.rs:+1:13: +1:22 + let _4: (); // in scope 0 at $DIR/aggregate.rs:+2:5: +2:11 + let mut _5: u8; // in scope 0 at $DIR/aggregate.rs:+2:9: +2:10 scope 1 { debug x => _1; // in scope 1 at $DIR/aggregate.rs:+1:9: +1:10 } @@ -13,13 +15,25 @@ fn main() -> () { StorageLive(_1); // scope 0 at $DIR/aggregate.rs:+1:9: +1:10 StorageLive(_2); // scope 0 at $DIR/aggregate.rs:+1:13: +1:24 StorageLive(_3); // scope 0 at $DIR/aggregate.rs:+1:13: +1:22 - _3 = (const 0_i32, const 1_i32, const 2_i32); // scope 0 at $DIR/aggregate.rs:+1:13: +1:22 - _2 = const 1_i32; // scope 0 at $DIR/aggregate.rs:+1:13: +1:24 - _1 = const 1_i32; // scope 0 at $DIR/aggregate.rs:+1:13: +1:28 + _3 = (const 0_i32, const 1_u8, const 2_i32); // scope 0 at $DIR/aggregate.rs:+1:13: +1:22 + _2 = const 1_u8; // scope 0 at $DIR/aggregate.rs:+1:13: +1:24 + _1 = const 1_u8; // scope 0 at $DIR/aggregate.rs:+1:13: +1:28 StorageDead(_2); // scope 0 at $DIR/aggregate.rs:+1:27: +1:28 StorageDead(_3); // scope 0 at $DIR/aggregate.rs:+1:28: +1:29 - _0 = const (); // scope 0 at $DIR/aggregate.rs:+0:11: +2:2 - StorageDead(_1); // scope 0 at $DIR/aggregate.rs:+2:1: +2:2 - return; // scope 0 at $DIR/aggregate.rs:+2:2: +2:2 + StorageLive(_4); // scope 1 at $DIR/aggregate.rs:+2:5: +2:11 + StorageLive(_5); // scope 1 at $DIR/aggregate.rs:+2:9: +2:10 + _5 = const 1_u8; // scope 1 at $DIR/aggregate.rs:+2:9: +2:10 + _4 = foo(move _5) -> bb1; // scope 1 at $DIR/aggregate.rs:+2:5: +2:11 + // mir::Constant + // + span: $DIR/aggregate.rs:8:5: 8:8 + // + literal: Const { ty: fn(u8) {foo}, val: Value() } + } + + bb1: { + StorageDead(_5); // scope 1 at $DIR/aggregate.rs:+2:10: +2:11 + StorageDead(_4); // scope 1 at $DIR/aggregate.rs:+2:11: +2:12 + _0 = const (); // scope 0 at $DIR/aggregate.rs:+0:11: +3:2 + StorageDead(_1); // scope 0 at $DIR/aggregate.rs:+3:1: +3:2 + return; // scope 0 at $DIR/aggregate.rs:+3:2: +3:2 } } diff --git a/tests/mir-opt/const_prop/aggregate.rs b/tests/mir-opt/const_prop/aggregate.rs index 6a3080384da..aa123b7a866 100644 --- a/tests/mir-opt/const_prop/aggregate.rs +++ b/tests/mir-opt/const_prop/aggregate.rs @@ -5,4 +5,13 @@ // EMIT_MIR aggregate.main.PreCodegen.after.mir fn main() { let x = (0, 1, 2).1 + 0; + foo(x); +} + +// EMIT_MIR aggregate.foo.ConstProp.diff +// EMIT_MIR aggregate.foo.PreCodegen.after.mir +fn foo(x: u8) { + // Verify that we still propagate if part of the aggregate is not known. + let first = (0, x).0 + 1; + let second = (x, 1).1 + 2; }