mirror of https://github.com/rust-lang/rust
441 lines
13 KiB
Diff
441 lines
13 KiB
Diff
- // MIR for `arithmetic` before GVN
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+ // MIR for `arithmetic` after GVN
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fn arithmetic(_1: u64) -> () {
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debug x => _1;
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let mut _0: ();
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let _2: ();
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let mut _3: u64;
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let mut _4: u64;
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let _5: ();
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let mut _6: u64;
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let mut _7: u64;
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let _8: ();
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let mut _9: u64;
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let mut _10: u64;
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let mut _11: u64;
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let _12: ();
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let mut _13: u64;
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let mut _14: u64;
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let _15: ();
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let mut _16: u64;
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let mut _17: u64;
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let _18: ();
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let mut _19: u64;
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let mut _20: u64;
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let mut _21: bool;
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let _22: ();
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let mut _23: u64;
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let mut _24: u64;
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let mut _25: bool;
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let _26: ();
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let mut _27: u64;
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let mut _28: u64;
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let mut _29: bool;
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let _30: ();
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let mut _31: u64;
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let mut _32: u64;
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let mut _33: bool;
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let _34: ();
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let mut _35: u64;
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let mut _36: u64;
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let mut _37: bool;
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let _38: ();
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let mut _39: u64;
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let mut _40: u64;
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let mut _41: bool;
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let _42: ();
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let mut _43: u64;
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let mut _44: u64;
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let mut _45: bool;
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let _46: ();
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let mut _47: u64;
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let mut _48: u64;
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let mut _49: bool;
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let _50: ();
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let mut _51: u64;
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let mut _52: u64;
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let _53: ();
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let mut _54: u64;
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let mut _55: u64;
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let _56: ();
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let mut _57: u64;
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let mut _58: u64;
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let _59: ();
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let mut _60: u64;
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let mut _61: u64;
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let _62: ();
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let mut _63: u64;
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let mut _64: u64;
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let _65: ();
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let mut _66: u64;
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let mut _67: u64;
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let mut _68: u64;
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let _69: ();
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let mut _70: u64;
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let mut _71: u64;
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let _72: ();
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let mut _73: u64;
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let mut _74: u64;
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bb0: {
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StorageLive(_2);
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StorageLive(_3);
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StorageLive(_4);
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_4 = _1;
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- _3 = Add(move _4, const 0_u64);
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+ _3 = _1;
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StorageDead(_4);
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- _2 = opaque::<u64>(move _3) -> [return: bb1, unwind continue];
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+ _2 = opaque::<u64>(_1) -> [return: bb1, unwind continue];
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}
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bb1: {
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StorageDead(_3);
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StorageDead(_2);
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StorageLive(_5);
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StorageLive(_6);
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StorageLive(_7);
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_7 = _1;
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- _6 = Sub(move _7, const 0_u64);
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+ _6 = _1;
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StorageDead(_7);
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- _5 = opaque::<u64>(move _6) -> [return: bb2, unwind continue];
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+ _5 = opaque::<u64>(_1) -> [return: bb2, unwind continue];
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}
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bb2: {
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StorageDead(_6);
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StorageDead(_5);
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StorageLive(_8);
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- StorageLive(_9);
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+ nop;
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StorageLive(_10);
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_10 = _1;
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StorageLive(_11);
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_11 = _1;
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- _9 = Sub(move _10, move _11);
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+ _9 = const 0_u64;
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StorageDead(_11);
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StorageDead(_10);
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- _8 = opaque::<u64>(move _9) -> [return: bb3, unwind continue];
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+ _8 = opaque::<u64>(const 0_u64) -> [return: bb3, unwind continue];
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}
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bb3: {
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- StorageDead(_9);
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+ nop;
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StorageDead(_8);
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StorageLive(_12);
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StorageLive(_13);
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StorageLive(_14);
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_14 = _1;
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- _13 = Mul(move _14, const 0_u64);
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+ _13 = const 0_u64;
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StorageDead(_14);
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- _12 = opaque::<u64>(move _13) -> [return: bb4, unwind continue];
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+ _12 = opaque::<u64>(const 0_u64) -> [return: bb4, unwind continue];
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}
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bb4: {
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StorageDead(_13);
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StorageDead(_12);
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StorageLive(_15);
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StorageLive(_16);
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StorageLive(_17);
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_17 = _1;
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- _16 = Mul(move _17, const 1_u64);
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+ _16 = _1;
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StorageDead(_17);
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- _15 = opaque::<u64>(move _16) -> [return: bb5, unwind continue];
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+ _15 = opaque::<u64>(_1) -> [return: bb5, unwind continue];
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}
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bb5: {
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StorageDead(_16);
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StorageDead(_15);
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StorageLive(_18);
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StorageLive(_19);
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StorageLive(_20);
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_20 = _1;
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- _21 = Eq(const 0_u64, const 0_u64);
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- assert(!move _21, "attempt to divide `{}` by zero", _20) -> [success: bb6, unwind continue];
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+ _21 = const true;
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+ assert(!const true, "attempt to divide `{}` by zero", _1) -> [success: bb6, unwind continue];
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}
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bb6: {
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- _19 = Div(move _20, const 0_u64);
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+ _19 = Div(_1, const 0_u64);
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StorageDead(_20);
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_18 = opaque::<u64>(move _19) -> [return: bb7, unwind continue];
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}
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bb7: {
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StorageDead(_19);
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StorageDead(_18);
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StorageLive(_22);
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StorageLive(_23);
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StorageLive(_24);
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_24 = _1;
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- _25 = Eq(const 1_u64, const 0_u64);
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- assert(!move _25, "attempt to divide `{}` by zero", _24) -> [success: bb8, unwind continue];
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+ _25 = const false;
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+ assert(!const false, "attempt to divide `{}` by zero", _1) -> [success: bb8, unwind continue];
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}
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bb8: {
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- _23 = Div(move _24, const 1_u64);
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+ _23 = _1;
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StorageDead(_24);
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- _22 = opaque::<u64>(move _23) -> [return: bb9, unwind continue];
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+ _22 = opaque::<u64>(_1) -> [return: bb9, unwind continue];
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}
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bb9: {
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StorageDead(_23);
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StorageDead(_22);
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StorageLive(_26);
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StorageLive(_27);
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StorageLive(_28);
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_28 = _1;
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- _29 = Eq(_28, const 0_u64);
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- assert(!move _29, "attempt to divide `{}` by zero", const 0_u64) -> [success: bb10, unwind continue];
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+ _29 = Eq(_1, const 0_u64);
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+ assert(!_29, "attempt to divide `{}` by zero", const 0_u64) -> [success: bb10, unwind continue];
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}
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bb10: {
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- _27 = Div(const 0_u64, move _28);
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+ _27 = const 0_u64;
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StorageDead(_28);
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- _26 = opaque::<u64>(move _27) -> [return: bb11, unwind continue];
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+ _26 = opaque::<u64>(const 0_u64) -> [return: bb11, unwind continue];
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}
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bb11: {
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StorageDead(_27);
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StorageDead(_26);
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StorageLive(_30);
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StorageLive(_31);
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StorageLive(_32);
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_32 = _1;
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- _33 = Eq(_32, const 0_u64);
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- assert(!move _33, "attempt to divide `{}` by zero", const 1_u64) -> [success: bb12, unwind continue];
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+ _33 = _29;
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+ assert(!_29, "attempt to divide `{}` by zero", const 1_u64) -> [success: bb12, unwind continue];
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}
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bb12: {
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- _31 = Div(const 1_u64, move _32);
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+ _31 = Div(const 1_u64, _1);
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StorageDead(_32);
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_30 = opaque::<u64>(move _31) -> [return: bb13, unwind continue];
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}
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bb13: {
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StorageDead(_31);
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StorageDead(_30);
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StorageLive(_34);
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StorageLive(_35);
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StorageLive(_36);
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_36 = _1;
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- _37 = Eq(const 0_u64, const 0_u64);
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- assert(!move _37, "attempt to calculate the remainder of `{}` with a divisor of zero", _36) -> [success: bb14, unwind continue];
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+ _37 = const true;
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+ assert(!const true, "attempt to calculate the remainder of `{}` with a divisor of zero", _1) -> [success: bb14, unwind continue];
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}
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bb14: {
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- _35 = Rem(move _36, const 0_u64);
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+ _35 = Rem(_1, const 0_u64);
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StorageDead(_36);
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_34 = opaque::<u64>(move _35) -> [return: bb15, unwind continue];
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}
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bb15: {
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StorageDead(_35);
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StorageDead(_34);
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StorageLive(_38);
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StorageLive(_39);
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StorageLive(_40);
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_40 = _1;
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- _41 = Eq(const 1_u64, const 0_u64);
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- assert(!move _41, "attempt to calculate the remainder of `{}` with a divisor of zero", _40) -> [success: bb16, unwind continue];
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+ _41 = const false;
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+ assert(!const false, "attempt to calculate the remainder of `{}` with a divisor of zero", _1) -> [success: bb16, unwind continue];
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}
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bb16: {
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- _39 = Rem(move _40, const 1_u64);
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+ _39 = const 0_u64;
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StorageDead(_40);
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- _38 = opaque::<u64>(move _39) -> [return: bb17, unwind continue];
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+ _38 = opaque::<u64>(const 0_u64) -> [return: bb17, unwind continue];
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}
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bb17: {
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StorageDead(_39);
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StorageDead(_38);
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StorageLive(_42);
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StorageLive(_43);
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StorageLive(_44);
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_44 = _1;
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- _45 = Eq(_44, const 0_u64);
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- assert(!move _45, "attempt to calculate the remainder of `{}` with a divisor of zero", const 0_u64) -> [success: bb18, unwind continue];
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+ _45 = _29;
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+ assert(!_29, "attempt to calculate the remainder of `{}` with a divisor of zero", const 0_u64) -> [success: bb18, unwind continue];
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}
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bb18: {
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- _43 = Rem(const 0_u64, move _44);
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+ _43 = const 0_u64;
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StorageDead(_44);
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- _42 = opaque::<u64>(move _43) -> [return: bb19, unwind continue];
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+ _42 = opaque::<u64>(const 0_u64) -> [return: bb19, unwind continue];
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}
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bb19: {
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StorageDead(_43);
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StorageDead(_42);
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StorageLive(_46);
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StorageLive(_47);
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StorageLive(_48);
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_48 = _1;
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- _49 = Eq(_48, const 0_u64);
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- assert(!move _49, "attempt to calculate the remainder of `{}` with a divisor of zero", const 1_u64) -> [success: bb20, unwind continue];
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+ _49 = _29;
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+ assert(!_29, "attempt to calculate the remainder of `{}` with a divisor of zero", const 1_u64) -> [success: bb20, unwind continue];
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}
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bb20: {
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- _47 = Rem(const 1_u64, move _48);
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+ _47 = Rem(const 1_u64, _1);
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StorageDead(_48);
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_46 = opaque::<u64>(move _47) -> [return: bb21, unwind continue];
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}
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bb21: {
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StorageDead(_47);
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StorageDead(_46);
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StorageLive(_50);
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StorageLive(_51);
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StorageLive(_52);
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_52 = _1;
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- _51 = BitAnd(move _52, const 0_u64);
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+ _51 = const 0_u64;
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StorageDead(_52);
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- _50 = opaque::<u64>(move _51) -> [return: bb22, unwind continue];
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+ _50 = opaque::<u64>(const 0_u64) -> [return: bb22, unwind continue];
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}
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bb22: {
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StorageDead(_51);
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StorageDead(_50);
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StorageLive(_53);
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StorageLive(_54);
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StorageLive(_55);
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_55 = _1;
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- _54 = BitAnd(move _55, const core::num::<impl u64>::MAX);
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+ _54 = _1;
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StorageDead(_55);
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- _53 = opaque::<u64>(move _54) -> [return: bb23, unwind continue];
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+ _53 = opaque::<u64>(_1) -> [return: bb23, unwind continue];
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}
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bb23: {
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StorageDead(_54);
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StorageDead(_53);
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StorageLive(_56);
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StorageLive(_57);
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StorageLive(_58);
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_58 = _1;
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- _57 = BitOr(move _58, const 0_u64);
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+ _57 = _1;
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StorageDead(_58);
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- _56 = opaque::<u64>(move _57) -> [return: bb24, unwind continue];
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+ _56 = opaque::<u64>(_1) -> [return: bb24, unwind continue];
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}
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bb24: {
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StorageDead(_57);
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StorageDead(_56);
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StorageLive(_59);
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StorageLive(_60);
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StorageLive(_61);
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_61 = _1;
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- _60 = BitOr(move _61, const core::num::<impl u64>::MAX);
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+ _60 = const u64::MAX;
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StorageDead(_61);
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- _59 = opaque::<u64>(move _60) -> [return: bb25, unwind continue];
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+ _59 = opaque::<u64>(const u64::MAX) -> [return: bb25, unwind continue];
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}
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bb25: {
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StorageDead(_60);
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StorageDead(_59);
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StorageLive(_62);
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StorageLive(_63);
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StorageLive(_64);
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_64 = _1;
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- _63 = BitXor(move _64, const 0_u64);
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+ _63 = _1;
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StorageDead(_64);
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- _62 = opaque::<u64>(move _63) -> [return: bb26, unwind continue];
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+ _62 = opaque::<u64>(_1) -> [return: bb26, unwind continue];
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}
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bb26: {
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StorageDead(_63);
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StorageDead(_62);
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StorageLive(_65);
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StorageLive(_66);
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StorageLive(_67);
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_67 = _1;
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StorageLive(_68);
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_68 = _1;
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- _66 = BitXor(move _67, move _68);
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+ _66 = const 0_u64;
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StorageDead(_68);
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StorageDead(_67);
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- _65 = opaque::<u64>(move _66) -> [return: bb27, unwind continue];
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+ _65 = opaque::<u64>(const 0_u64) -> [return: bb27, unwind continue];
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}
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bb27: {
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StorageDead(_66);
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StorageDead(_65);
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StorageLive(_69);
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StorageLive(_70);
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StorageLive(_71);
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_71 = _1;
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- _70 = Shr(move _71, const 0_i32);
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+ _70 = _1;
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StorageDead(_71);
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- _69 = opaque::<u64>(move _70) -> [return: bb28, unwind continue];
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+ _69 = opaque::<u64>(_1) -> [return: bb28, unwind continue];
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}
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bb28: {
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StorageDead(_70);
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StorageDead(_69);
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StorageLive(_72);
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StorageLive(_73);
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StorageLive(_74);
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_74 = _1;
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- _73 = Shl(move _74, const 0_i32);
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+ _73 = _1;
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StorageDead(_74);
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- _72 = opaque::<u64>(move _73) -> [return: bb29, unwind continue];
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+ _72 = opaque::<u64>(_1) -> [return: bb29, unwind continue];
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}
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bb29: {
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StorageDead(_73);
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StorageDead(_72);
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_0 = const ();
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return;
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}
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}
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