rust/tests/mir-opt/inline/unchecked_shifts.unchecked_shl_unsigned_smaller.Inline.diff
2023-03-18 14:29:13 -04:00

116 lines
7.4 KiB
Diff

- // MIR for `unchecked_shl_unsigned_smaller` before Inline
+ // MIR for `unchecked_shl_unsigned_smaller` after Inline
fn unchecked_shl_unsigned_smaller(_1: u16, _2: u32) -> u16 {
debug a => _1; // in scope 0 at $DIR/unchecked_shifts.rs:+0:46: +0:47
debug b => _2; // in scope 0 at $DIR/unchecked_shifts.rs:+0:54: +0:55
let mut _0: u16; // return place in scope 0 at $DIR/unchecked_shifts.rs:+0:65: +0:68
let mut _3: u16; // in scope 0 at $DIR/unchecked_shifts.rs:+1:5: +1:6
let mut _4: u32; // in scope 0 at $DIR/unchecked_shifts.rs:+1:21: +1:22
+ scope 1 (inlined core::num::<impl u16>::unchecked_shl) { // at $DIR/unchecked_shifts.rs:10:7: 10:23
+ debug self => _3; // in scope 1 at $SRC_DIR/core/src/num/uint_macros.rs:LL:COL
+ debug rhs => _4; // in scope 1 at $SRC_DIR/core/src/num/uint_macros.rs:LL:COL
+ let mut _5: u16; // in scope 1 at $SRC_DIR/core/src/num/uint_macros.rs:LL:COL
+ let mut _6: std::option::Option<u16>; // in scope 1 at $SRC_DIR/core/src/num/uint_macros.rs:LL:COL
+ let mut _7: std::result::Result<u16, std::num::TryFromIntError>; // in scope 1 at $SRC_DIR/core/src/num/uint_macros.rs:LL:COL
+ scope 2 {
+ scope 3 (inlined Result::<u16, TryFromIntError>::ok) { // at $SRC_DIR/core/src/num/uint_macros.rs:LL:COL
+ debug self => _7; // in scope 3 at $SRC_DIR/core/src/result.rs:LL:COL
+ let mut _8: isize; // in scope 3 at $SRC_DIR/core/src/result.rs:LL:COL
+ let _9: u16; // in scope 3 at $SRC_DIR/core/src/result.rs:LL:COL
+ scope 4 {
+ debug x => _9; // in scope 4 at $SRC_DIR/core/src/result.rs:LL:COL
+ }
+ scope 5 {
+ scope 6 {
+ debug x => const TryFromIntError(()); // in scope 6 at $SRC_DIR/core/src/result.rs:LL:COL
+ }
+ }
+ }
+ scope 7 (inlined #[track_caller] Option::<u16>::unwrap_unchecked) { // at $SRC_DIR/core/src/num/uint_macros.rs:LL:COL
+ debug self => _6; // in scope 7 at $SRC_DIR/core/src/option.rs:LL:COL
+ let mut _10: &std::option::Option<u16>; // in scope 7 at $SRC_DIR/core/src/option.rs:LL:COL
+ let mut _11: isize; // in scope 7 at $SRC_DIR/core/src/option.rs:LL:COL
+ scope 8 {
+ debug val => _5; // in scope 8 at $SRC_DIR/core/src/option.rs:LL:COL
+ }
+ scope 9 {
+ scope 11 (inlined unreachable_unchecked) { // at $SRC_DIR/core/src/option.rs:LL:COL
+ scope 12 {
+ scope 13 (inlined unreachable_unchecked::runtime) { // at $SRC_DIR/core/src/intrinsics.rs:LL:COL
+ }
+ }
+ }
+ }
+ scope 10 (inlined Option::<u16>::is_some) { // at $SRC_DIR/core/src/option.rs:LL:COL
+ debug self => _10; // in scope 10 at $SRC_DIR/core/src/option.rs:LL:COL
+ }
+ }
+ }
+ }
bb0: {
StorageLive(_3); // scope 0 at $DIR/unchecked_shifts.rs:+1:5: +1:6
_3 = _1; // scope 0 at $DIR/unchecked_shifts.rs:+1:5: +1:6
StorageLive(_4); // scope 0 at $DIR/unchecked_shifts.rs:+1:21: +1:22
_4 = _2; // scope 0 at $DIR/unchecked_shifts.rs:+1:21: +1:22
- _0 = core::num::<impl u16>::unchecked_shl(move _3, move _4) -> bb1; // scope 0 at $DIR/unchecked_shifts.rs:+1:5: +1:23
+ StorageLive(_5); // scope 2 at $SRC_DIR/core/src/num/uint_macros.rs:LL:COL
+ StorageLive(_6); // scope 2 at $SRC_DIR/core/src/num/uint_macros.rs:LL:COL
+ StorageLive(_7); // scope 2 at $SRC_DIR/core/src/num/uint_macros.rs:LL:COL
+ _7 = <u32 as TryInto<u16>>::try_into(_4) -> bb1; // scope 2 at $SRC_DIR/core/src/num/uint_macros.rs:LL:COL
// mir::Constant
- // + span: $DIR/unchecked_shifts.rs:10:7: 10:20
- // + literal: Const { ty: unsafe fn(u16, u32) -> u16 {core::num::<impl u16>::unchecked_shl}, val: Value(<ZST>) }
+ // + span: $SRC_DIR/core/src/num/uint_macros.rs:LL:COL
+ // + literal: Const { ty: fn(u32) -> Result<u16, <u32 as TryInto<u16>>::Error> {<u32 as TryInto<u16>>::try_into}, val: Value(<ZST>) }
}
bb1: {
+ StorageLive(_9); // scope 2 at $SRC_DIR/core/src/num/uint_macros.rs:LL:COL
+ _8 = discriminant(_7); // scope 3 at $SRC_DIR/core/src/result.rs:LL:COL
+ switchInt(move _8) -> [0: bb6, 1: bb4, otherwise: bb5]; // scope 3 at $SRC_DIR/core/src/result.rs:LL:COL
+ }
+
+ bb2: {
+ StorageDead(_9); // scope 2 at $SRC_DIR/core/src/num/uint_macros.rs:LL:COL
+ StorageDead(_7); // scope 2 at $SRC_DIR/core/src/num/uint_macros.rs:LL:COL
+ StorageLive(_10); // scope 2 at $SRC_DIR/core/src/num/uint_macros.rs:LL:COL
+ _11 = discriminant(_6); // scope 7 at $SRC_DIR/core/src/option.rs:LL:COL
+ switchInt(move _11) -> [1: bb7, otherwise: bb5]; // scope 7 at $SRC_DIR/core/src/option.rs:LL:COL
+ }
+
+ bb3: {
+ StorageDead(_5); // scope 2 at $SRC_DIR/core/src/num/uint_macros.rs:LL:COL
StorageDead(_4); // scope 0 at $DIR/unchecked_shifts.rs:+1:22: +1:23
StorageDead(_3); // scope 0 at $DIR/unchecked_shifts.rs:+1:22: +1:23
return; // scope 0 at $DIR/unchecked_shifts.rs:+2:2: +2:2
+ }
+
+ bb4: {
+ _6 = Option::<u16>::None; // scope 6 at $SRC_DIR/core/src/result.rs:LL:COL
+ goto -> bb2; // scope 5 at $SRC_DIR/core/src/result.rs:LL:COL
+ }
+
+ bb5: {
+ unreachable; // scope 3 at $SRC_DIR/core/src/result.rs:LL:COL
+ }
+
+ bb6: {
+ _9 = move ((_7 as Ok).0: u16); // scope 3 at $SRC_DIR/core/src/result.rs:LL:COL
+ _6 = Option::<u16>::Some(move _9); // scope 4 at $SRC_DIR/core/src/result.rs:LL:COL
+ goto -> bb2; // scope 3 at $SRC_DIR/core/src/result.rs:LL:COL
+ }
+
+ bb7: {
+ _5 = move ((_6 as Some).0: u16); // scope 7 at $SRC_DIR/core/src/option.rs:LL:COL
+ StorageDead(_10); // scope 2 at $SRC_DIR/core/src/num/uint_macros.rs:LL:COL
+ StorageDead(_6); // scope 2 at $SRC_DIR/core/src/num/uint_macros.rs:LL:COL
+ _0 = unchecked_shl::<u16>(_3, move _5) -> bb3; // scope 2 at $SRC_DIR/core/src/num/uint_macros.rs:LL:COL
+ // mir::Constant
+ // + span: $SRC_DIR/core/src/num/uint_macros.rs:LL:COL
+ // + literal: Const { ty: unsafe extern "rust-intrinsic" fn(u16, u16) -> u16 {unchecked_shl::<u16>}, val: Value(<ZST>) }
}
}