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103 lines
6.0 KiB
Rust
103 lines
6.0 KiB
Rust
// MIR for `unchecked_shr_signed_smaller` after PreCodegen
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fn unchecked_shr_signed_smaller(_1: i16, _2: u32) -> i16 {
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debug a => _1; // in scope 0 at $DIR/unchecked_shifts.rs:+0:44: +0:45
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debug b => _2; // in scope 0 at $DIR/unchecked_shifts.rs:+0:52: +0:53
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let mut _0: i16; // return place in scope 0 at $DIR/unchecked_shifts.rs:+0:63: +0:66
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scope 1 (inlined core::num::<impl i16>::unchecked_shr) { // at $DIR/unchecked_shifts.rs:16:7: 16:23
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debug self => _1; // in scope 1 at $SRC_DIR/core/src/num/int_macros.rs:LL:COL
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debug rhs => _2; // in scope 1 at $SRC_DIR/core/src/num/int_macros.rs:LL:COL
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let mut _3: i16; // in scope 1 at $SRC_DIR/core/src/num/int_macros.rs:LL:COL
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let mut _4: std::option::Option<i16>; // in scope 1 at $SRC_DIR/core/src/num/int_macros.rs:LL:COL
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let mut _5: std::result::Result<i16, std::num::TryFromIntError>; // in scope 1 at $SRC_DIR/core/src/num/int_macros.rs:LL:COL
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scope 2 {
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scope 3 (inlined Result::<i16, TryFromIntError>::ok) { // at $SRC_DIR/core/src/num/int_macros.rs:LL:COL
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debug self => _5; // in scope 3 at $SRC_DIR/core/src/result.rs:LL:COL
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let mut _6: isize; // in scope 3 at $SRC_DIR/core/src/result.rs:LL:COL
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let _7: i16; // in scope 3 at $SRC_DIR/core/src/result.rs:LL:COL
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scope 4 {
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debug x => _7; // in scope 4 at $SRC_DIR/core/src/result.rs:LL:COL
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}
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scope 5 {
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scope 6 {
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debug x => const TryFromIntError(()); // in scope 6 at $SRC_DIR/core/src/result.rs:LL:COL
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}
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}
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}
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scope 7 (inlined #[track_caller] Option::<i16>::unwrap_unchecked) { // at $SRC_DIR/core/src/num/int_macros.rs:LL:COL
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debug self => _4; // in scope 7 at $SRC_DIR/core/src/option.rs:LL:COL
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let mut _8: &std::option::Option<i16>; // in scope 7 at $SRC_DIR/core/src/option.rs:LL:COL
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let mut _9: isize; // in scope 7 at $SRC_DIR/core/src/option.rs:LL:COL
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scope 8 {
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debug val => _3; // in scope 8 at $SRC_DIR/core/src/option.rs:LL:COL
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}
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scope 9 {
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scope 11 (inlined unreachable_unchecked) { // at $SRC_DIR/core/src/option.rs:LL:COL
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scope 12 {
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scope 13 (inlined unreachable_unchecked::runtime) { // at $SRC_DIR/core/src/intrinsics.rs:LL:COL
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}
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}
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}
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}
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scope 10 (inlined Option::<i16>::is_some) { // at $SRC_DIR/core/src/option.rs:LL:COL
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debug self => _8; // in scope 10 at $SRC_DIR/core/src/option.rs:LL:COL
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}
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}
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}
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}
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bb0: {
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StorageLive(_3); // scope 2 at $SRC_DIR/core/src/num/int_macros.rs:LL:COL
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StorageLive(_4); // scope 2 at $SRC_DIR/core/src/num/int_macros.rs:LL:COL
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StorageLive(_5); // scope 2 at $SRC_DIR/core/src/num/int_macros.rs:LL:COL
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_5 = <u32 as TryInto<i16>>::try_into(_2) -> bb1; // scope 2 at $SRC_DIR/core/src/num/int_macros.rs:LL:COL
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// mir::Constant
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// + span: $SRC_DIR/core/src/num/int_macros.rs:LL:COL
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// + literal: Const { ty: fn(u32) -> Result<i16, <u32 as TryInto<i16>>::Error> {<u32 as TryInto<i16>>::try_into}, val: Value(<ZST>) }
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}
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bb1: {
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StorageLive(_7); // scope 2 at $SRC_DIR/core/src/num/int_macros.rs:LL:COL
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_6 = discriminant(_5); // scope 3 at $SRC_DIR/core/src/result.rs:LL:COL
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switchInt(move _6) -> [0: bb6, 1: bb4, otherwise: bb5]; // scope 3 at $SRC_DIR/core/src/result.rs:LL:COL
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}
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bb2: {
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StorageDead(_7); // scope 2 at $SRC_DIR/core/src/num/int_macros.rs:LL:COL
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StorageDead(_5); // scope 2 at $SRC_DIR/core/src/num/int_macros.rs:LL:COL
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StorageLive(_8); // scope 2 at $SRC_DIR/core/src/num/int_macros.rs:LL:COL
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_9 = discriminant(_4); // scope 7 at $SRC_DIR/core/src/option.rs:LL:COL
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switchInt(move _9) -> [1: bb7, otherwise: bb5]; // scope 7 at $SRC_DIR/core/src/option.rs:LL:COL
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}
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bb3: {
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StorageDead(_3); // scope 2 at $SRC_DIR/core/src/num/int_macros.rs:LL:COL
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return; // scope 0 at $DIR/unchecked_shifts.rs:+2:2: +2:2
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}
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bb4: {
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_4 = Option::<i16>::None; // scope 6 at $SRC_DIR/core/src/result.rs:LL:COL
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goto -> bb2; // scope 5 at $SRC_DIR/core/src/result.rs:LL:COL
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}
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bb5: {
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unreachable; // scope 3 at $SRC_DIR/core/src/result.rs:LL:COL
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}
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bb6: {
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_7 = move ((_5 as Ok).0: i16); // scope 3 at $SRC_DIR/core/src/result.rs:LL:COL
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_4 = Option::<i16>::Some(move _7); // scope 4 at $SRC_DIR/core/src/result.rs:LL:COL
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goto -> bb2; // scope 3 at $SRC_DIR/core/src/result.rs:LL:COL
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}
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bb7: {
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_3 = move ((_4 as Some).0: i16); // scope 7 at $SRC_DIR/core/src/option.rs:LL:COL
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StorageDead(_8); // scope 2 at $SRC_DIR/core/src/num/int_macros.rs:LL:COL
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StorageDead(_4); // scope 2 at $SRC_DIR/core/src/num/int_macros.rs:LL:COL
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_0 = unchecked_shr::<i16>(_1, move _3) -> bb3; // scope 2 at $SRC_DIR/core/src/num/int_macros.rs:LL:COL
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// mir::Constant
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// + span: $SRC_DIR/core/src/num/int_macros.rs:LL:COL
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// + literal: Const { ty: unsafe extern "rust-intrinsic" fn(i16, i16) -> i16 {unchecked_shr::<i16>}, val: Value(<ZST>) }
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}
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}
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