diff options
| -rw-r--r-- | src/cmd/compile/internal/ssa/gen/generic.rules | 161 | ||||
| -rw-r--r-- | src/cmd/compile/internal/ssa/rewritegeneric.go | 2756 | ||||
| -rw-r--r-- | test/loopbce.go | 2 |
3 files changed, 2918 insertions, 1 deletions
diff --git a/src/cmd/compile/internal/ssa/gen/generic.rules b/src/cmd/compile/internal/ssa/gen/generic.rules index f485f43875..740ba8606a 100644 --- a/src/cmd/compile/internal/ssa/gen/generic.rules +++ b/src/cmd/compile/internal/ssa/gen/generic.rules @@ -115,6 +115,21 @@ (Const32F [f2i(float64(i2f32(c) * i2f32(d)))]) (Mul64F (Const64F [c]) (Const64F [d])) -> (Const64F [f2i(i2f(c) * i2f(d))]) +(And8 (Const8 [c]) (Const8 [d])) -> (Const8 [int64(int8(c&d))]) +(And16 (Const16 [c]) (Const16 [d])) -> (Const16 [int64(int16(c&d))]) +(And32 (Const32 [c]) (Const32 [d])) -> (Const32 [int64(int32(c&d))]) +(And64 (Const64 [c]) (Const64 [d])) -> (Const64 [c&d]) + +(Or8 (Const8 [c]) (Const8 [d])) -> (Const8 [int64(int8(c|d))]) +(Or16 (Const16 [c]) (Const16 [d])) -> (Const16 [int64(int16(c|d))]) +(Or32 (Const32 [c]) (Const32 [d])) -> (Const32 [int64(int32(c|d))]) +(Or64 (Const64 [c]) (Const64 [d])) -> (Const64 [c|d]) + +(Xor8 (Const8 [c]) (Const8 [d])) -> (Const8 [int64(int8(c^d))]) +(Xor16 (Const16 [c]) (Const16 [d])) -> (Const16 [int64(int16(c^d))]) +(Xor32 (Const32 [c]) (Const32 [d])) -> (Const32 [int64(int32(c^d))]) +(Xor64 (Const64 [c]) (Const64 [d])) -> (Const64 [c^d]) + (Div8 (Const8 [c]) (Const8 [d])) && d != 0 -> (Const8 [int64(int8(c)/int8(d))]) (Div16 (Const16 [c]) (Const16 [d])) && d != 0 -> (Const16 [int64(int16(c)/int16(d))]) (Div32 (Const32 [c]) (Const32 [d])) && d != 0 -> (Const32 [int64(int32(c)/int32(d))]) @@ -602,6 +617,10 @@ (Neg16 (Sub16 x y)) -> (Sub16 y x) (Neg32 (Sub32 x y)) -> (Sub32 y x) (Neg64 (Sub64 x y)) -> (Sub64 y x) +(Add8 (Const8 [1]) (Com8 x)) -> (Neg8 x) +(Add16 (Const16 [1]) (Com16 x)) -> (Neg16 x) +(Add32 (Const32 [1]) (Com32 x)) -> (Neg32 x) +(Add64 (Const64 [1]) (Com64 x)) -> (Neg64 x) (And64 x (And64 x y)) -> (And64 x y) (And32 x (And32 x y)) -> (And32 x y) @@ -1201,6 +1220,148 @@ (Mod64u <t> x (Const64 [c])) && x.Op != OpConst64 && c > 0 && umagicOK(64,c) -> (Sub64 x (Mul64 <t> (Div64u <t> x (Const64 <t> [c])) (Const64 <t> [c]))) +// Reassociate expressions involving +// constants such that constants come first, +// exposing obvious constant-folding opportunities. +// First, re-write (op x (op y z)) to (op (op y z) x) if +// the op is commutative, to reduce the number of subsequent +// matching rules for folding. Then, reassociate +// (op (op y C) x) to (op C (op x y)) or similar, where C +// is constant, which pushes constants to the outside +// of the expression. At that point, any constant-folding +// opportunities should be obvious. + +(Add64 x l:(Add64 _ _)) && (x.Op != OpAdd64 && x.Op != OpConst64) -> (Add64 l x) +(Add32 x l:(Add32 _ _)) && (x.Op != OpAdd32 && x.Op != OpConst32) -> (Add32 l x) +(Add16 x l:(Add16 _ _)) && (x.Op != OpAdd16 && x.Op != OpConst16) -> (Add16 l x) +(Add8 x l:(Add8 _ _)) && (x.Op != OpAdd8 && x.Op != OpConst8) -> (Add8 l x) +(And64 x l:(And64 _ _)) && (x.Op != OpAnd64 && x.Op != OpConst64) -> (And64 l x) +(And32 x l:(And32 _ _)) && (x.Op != OpAnd32 && x.Op != OpConst32) -> (And32 l x) +(And16 x l:(And16 _ _)) && (x.Op != OpAnd16 && x.Op != OpConst16) -> (And16 l x) +(And8 x l:(And8 _ _)) && (x.Op != OpAnd8 && x.Op != OpConst8) -> (And8 l x) +(Or64 x l:(Or64 _ _)) && (x.Op != OpOr64 && x.Op != OpConst64) -> (Or64 l x) +(Or32 x l:(Or32 _ _)) && (x.Op != OpOr32 && x.Op != OpConst32) -> (Or32 l x) +(Or16 x l:(Or16 _ _)) && (x.Op != OpOr16 && x.Op != OpConst16) -> (Or16 l x) +(Or8 x l:(Or8 _ _)) && (x.Op != OpOr8 && x.Op != OpConst8) -> (Or8 l x) +(Xor64 x l:(Xor64 _ _)) && (x.Op != OpXor64 && x.Op != OpConst64) -> (Xor64 l x) +(Xor32 x l:(Xor32 _ _)) && (x.Op != OpXor32 && x.Op != OpConst32) -> (Xor32 l x) +(Xor16 x l:(Xor16 _ _)) && (x.Op != OpXor16 && x.Op != OpConst16) -> (Xor16 l x) +(Xor8 x l:(Xor8 _ _)) && (x.Op != OpXor8 && x.Op != OpConst8) -> (Xor8 l x) +(Mul64 x l:(Mul64 _ _)) && (x.Op != OpMul64 && x.Op != OpConst64) -> (Mul64 l x) +(Mul32 x l:(Mul32 _ _)) && (x.Op != OpMul32 && x.Op != OpConst32) -> (Mul32 l x) +(Mul16 x l:(Mul16 _ _)) && (x.Op != OpMul16 && x.Op != OpConst16) -> (Mul16 l x) +(Mul8 x l:(Mul8 _ _)) && (x.Op != OpMul8 && x.Op != OpConst8) -> (Mul8 l x) + +// x + (C + z) -> C + (x + z) +(Add64 (Add64 i:(Const64 <t>) z) x) && (z.Op != OpConst64 && x.Op != OpConst64) -> (Add64 i (Add64 <t> z x)) +(Add32 (Add32 i:(Const32 <t>) z) x) && (z.Op != OpConst32 && x.Op != OpConst32) -> (Add32 i (Add32 <t> z x)) +(Add16 (Add16 i:(Const16 <t>) z) x) && (z.Op != OpConst16 && x.Op != OpConst16) -> (Add16 i (Add16 <t> z x)) +(Add8 (Add8 i:(Const8 <t>) z) x) && (z.Op != OpConst8 && x.Op != OpConst8) -> (Add8 i (Add8 <t> z x)) + +// x + (C - z) -> C + (x - z) +(Add64 (Sub64 i:(Const64 <t>) z) x) && (z.Op != OpConst64 && x.Op != OpConst64) -> (Add64 i (Sub64 <t> x z)) +(Add32 (Sub32 i:(Const32 <t>) z) x) && (z.Op != OpConst32 && x.Op != OpConst32) -> (Add32 i (Sub32 <t> x z)) +(Add16 (Sub16 i:(Const16 <t>) z) x) && (z.Op != OpConst16 && x.Op != OpConst16) -> (Add16 i (Sub16 <t> x z)) +(Add8 (Sub8 i:(Const8 <t>) z) x) && (z.Op != OpConst8 && x.Op != OpConst8) -> (Add8 i (Sub8 <t> x z)) +(Add64 x (Sub64 i:(Const64 <t>) z)) && (z.Op != OpConst64 && x.Op != OpConst64) -> (Add64 i (Sub64 <t> x z)) +(Add32 x (Sub32 i:(Const32 <t>) z)) && (z.Op != OpConst32 && x.Op != OpConst32) -> (Add32 i (Sub32 <t> x z)) +(Add16 x (Sub16 i:(Const16 <t>) z)) && (z.Op != OpConst16 && x.Op != OpConst16) -> (Add16 i (Sub16 <t> x z)) +(Add8 x (Sub8 i:(Const8 <t>) z)) && (z.Op != OpConst8 && x.Op != OpConst8) -> (Add8 i (Sub8 <t> x z)) + +// x + (z - C) -> (x + z) - C +(Add64 (Sub64 z i:(Const64 <t>)) x) && (z.Op != OpConst64 && x.Op != OpConst64) -> (Sub64 (Add64 <t> x z) i) +(Add32 (Sub32 z i:(Const32 <t>)) x) && (z.Op != OpConst32 && x.Op != OpConst32) -> (Sub32 (Add32 <t> x z) i) +(Add16 (Sub16 z i:(Const16 <t>)) x) && (z.Op != OpConst16 && x.Op != OpConst16) -> (Sub16 (Add16 <t> x z) i) +(Add8 (Sub8 z i:(Const8 <t>)) x) && (z.Op != OpConst8 && x.Op != OpConst8) -> (Sub8 (Add8 <t> x z) i) +(Add64 x (Sub64 z i:(Const64 <t>))) && (z.Op != OpConst64 && x.Op != OpConst64) -> (Sub64 (Add64 <t> x z) i) +(Add32 x (Sub32 z i:(Const32 <t>))) && (z.Op != OpConst32 && x.Op != OpConst32) -> (Sub32 (Add32 <t> x z) i) +(Add16 x (Sub16 z i:(Const16 <t>))) && (z.Op != OpConst16 && x.Op != OpConst16) -> (Sub16 (Add16 <t> x z) i) +(Add8 x (Sub8 z i:(Const8 <t>))) && (z.Op != OpConst8 && x.Op != OpConst8) -> (Sub8 (Add8 <t> x z) i) + +// x - (C - z) -> x + (z - C) -> (x + z) - C +(Sub64 x (Sub64 i:(Const64 <t>) z)) && (z.Op != OpConst64 && x.Op != OpConst64) -> (Sub64 (Add64 <t> x z) i) +(Sub32 x (Sub32 i:(Const32 <t>) z)) && (z.Op != OpConst32 && x.Op != OpConst32) -> (Sub32 (Add32 <t> x z) i) +(Sub16 x (Sub16 i:(Const16 <t>) z)) && (z.Op != OpConst16 && x.Op != OpConst16) -> (Sub16 (Add16 <t> x z) i) +(Sub8 x (Sub8 i:(Const8 <t>) z)) && (z.Op != OpConst8 && x.Op != OpConst8) -> (Sub8 (Add8 <t> x z) i) + +// x - (z - C) -> x + (C - z) -> (x - z) + C +(Sub64 x (Sub64 z i:(Const64 <t>))) && (z.Op != OpConst64 && x.Op != OpConst64) -> (Add64 i (Sub64 <t> x z)) +(Sub32 x (Sub32 z i:(Const32 <t>))) && (z.Op != OpConst32 && x.Op != OpConst32) -> (Add32 i (Sub32 <t> x z)) +(Sub16 x (Sub16 z i:(Const16 <t>))) && (z.Op != OpConst16 && x.Op != OpConst16) -> (Add16 i (Sub16 <t> x z)) +(Sub8 x (Sub8 z i:(Const8 <t>))) && (z.Op != OpConst8 && x.Op != OpConst8) -> (Add8 i (Sub8 <t> x z)) + +// x & (C & z) -> C & (x & z) +(And64 (And64 i:(Const64 <t>) z) x) && (z.Op != OpConst64 && x.Op != OpConst64) -> (And64 i (And64 <t> z x)) +(And32 (And32 i:(Const32 <t>) z) x) && (z.Op != OpConst32 && x.Op != OpConst32) -> (And32 i (And32 <t> z x)) +(And16 (And16 i:(Const16 <t>) z) x) && (z.Op != OpConst16 && x.Op != OpConst16) -> (And16 i (And16 <t> z x)) +(And8 (And8 i:(Const8 <t>) z) x) && (z.Op != OpConst8 && x.Op != OpConst8) -> (And8 i (And8 <t> z x)) + +// x | (C | z) -> C | (x | z) +(Or64 (Or64 i:(Const64 <t>) z) x) && (z.Op != OpConst64 && x.Op != OpConst64) -> (Or64 i (Or64 <t> z x)) +(Or32 (Or32 i:(Const32 <t>) z) x) && (z.Op != OpConst32 && x.Op != OpConst32) -> (Or32 i (Or32 <t> z x)) +(Or16 (Or16 i:(Const16 <t>) z) x) && (z.Op != OpConst16 && x.Op != OpConst16) -> (Or16 i (Or16 <t> z x)) +(Or8 (Or8 i:(Const8 <t>) z) x) && (z.Op != OpConst8 && x.Op != OpConst8) -> (Or8 i (Or8 <t> z x)) + +// x ^ (C ^ z) -> C ^ (x ^ z) +(Xor64 (Xor64 i:(Const64 <t>) z) x) && (z.Op != OpConst64 && x.Op != OpConst64) -> (Xor64 i (Xor64 <t> z x)) +(Xor32 (Xor32 i:(Const32 <t>) z) x) && (z.Op != OpConst32 && x.Op != OpConst32) -> (Xor32 i (Xor32 <t> z x)) +(Xor16 (Xor16 i:(Const16 <t>) z) x) && (z.Op != OpConst16 && x.Op != OpConst16) -> (Xor16 i (Xor16 <t> z x)) +(Xor8 (Xor8 i:(Const8 <t>) z) x) && (z.Op != OpConst8 && x.Op != OpConst8) -> (Xor8 i (Xor8 <t> z x)) + +// C + (D + x) -> (C + D) + x +(Add64 (Const64 <t> [c]) (Add64 (Const64 <t> [d]) x)) -> (Add64 (Const64 <t> [c+d]) x) +(Add32 (Const32 <t> [c]) (Add32 (Const32 <t> [d]) x)) -> (Add32 (Const32 <t> [int64(int32(c+d))]) x) +(Add16 (Const16 <t> [c]) (Add16 (Const16 <t> [d]) x)) -> (Add16 (Const16 <t> [int64(int16(c+d))]) x) +(Add8 (Const8 <t> [c]) (Add8 (Const8 <t> [d]) x)) -> (Add8 (Const8 <t> [int64(int8(c+d))]) x) + +// C + (D - x) -> (C + D) - x +(Add64 (Const64 <t> [c]) (Sub64 (Const64 <t> [d]) x)) -> (Sub64 (Const64 <t> [c+d]) x) +(Add32 (Const32 <t> [c]) (Sub32 (Const32 <t> [d]) x)) -> (Sub32 (Const32 <t> [int64(int32(c+d))]) x) +(Add16 (Const16 <t> [c]) (Sub16 (Const16 <t> [d]) x)) -> (Sub16 (Const16 <t> [int64(int16(c+d))]) x) +(Add8 (Const8 <t> [c]) (Sub8 (Const8 <t> [d]) x)) -> (Sub8 (Const8 <t> [int64(int8(c+d))]) x) + +// C + (x - D) -> (C - D) + x +(Add64 (Const64 <t> [c]) (Sub64 x (Const64 <t> [d]))) -> (Add64 (Const64 <t> [c-d]) x) +(Add32 (Const32 <t> [c]) (Sub32 x (Const32 <t> [d]))) -> (Add32 (Const32 <t> [int64(int32(c-d))]) x) +(Add16 (Const16 <t> [c]) (Sub16 x (Const16 <t> [d]))) -> (Add16 (Const16 <t> [int64(int16(c-d))]) x) +(Add8 (Const8 <t> [c]) (Sub8 x (Const8 <t> [d]))) -> (Add8 (Const8 <t> [int64(int8(c-d))]) x) + +// C - (x - D) -> (C + D) - x +(Sub64 (Const64 <t> [c]) (Sub64 x (Const64 <t> [d]))) -> (Sub64 (Const64 <t> [c+d]) x) +(Sub32 (Const32 <t> [c]) (Sub32 x (Const32 <t> [d]))) -> (Sub32 (Const32 <t> [int64(int32(c+d))]) x) +(Sub16 (Const16 <t> [c]) (Sub16 x (Const16 <t> [d]))) -> (Sub16 (Const16 <t> [int64(int16(c+d))]) x) +(Sub8 (Const8 <t> [c]) (Sub8 x (Const8 <t> [d]))) -> (Sub8 (Const8 <t> [int64(int8(c+d))]) x) + +// C - (D - x) -> (C - D) + x +(Sub64 (Const64 <t> [c]) (Sub64 (Const64 <t> [d]) x)) -> (Add64 (Const64 <t> [c-d]) x) +(Sub32 (Const32 <t> [c]) (Sub32 (Const32 <t> [d]) x)) -> (Add32 (Const32 <t> [int64(int32(c-d))]) x) +(Sub16 (Const16 <t> [c]) (Sub16 (Const16 <t> [d]) x)) -> (Add16 (Const16 <t> [int64(int16(c-d))]) x) +(Sub8 (Const8 <t> [c]) (Sub8 (Const8 <t> [d]) x)) -> (Add8 (Const8 <t> [int64(int8(c-d))]) x) + +// C & (D & x) -> (C & D) & x +(And64 (Const64 <t> [c]) (And64 (Const64 <t> [d]) x)) -> (And64 (Const64 <t> [c&d]) x) +(And32 (Const32 <t> [c]) (And32 (Const32 <t> [d]) x)) -> (And32 (Const32 <t> [int64(int32(c&d))]) x) +(And16 (Const16 <t> [c]) (And16 (Const16 <t> [d]) x)) -> (And16 (Const16 <t> [int64(int16(c&d))]) x) +(And8 (Const8 <t> [c]) (And8 (Const8 <t> [d]) x)) -> (And8 (Const8 <t> [int64(int8(c&d))]) x) + +// C | (D | x) -> (C | D) | x +(Or64 (Const64 <t> [c]) (Or64 (Const64 <t> [d]) x)) -> (Or64 (Const64 <t> [c|d]) x) +(Or32 (Const32 <t> [c]) (Or32 (Const32 <t> [d]) x)) -> (Or32 (Const32 <t> [int64(int32(c|d))]) x) +(Or16 (Const16 <t> [c]) (Or16 (Const16 <t> [d]) x)) -> (Or16 (Const16 <t> [int64(int16(c|d))]) x) +(Or8 (Const8 <t> [c]) (Or8 (Const8 <t> [d]) x)) -> (Or8 (Const8 <t> [int64(int8(c|d))]) x) + +// C ^ (D ^ x) -> (C ^ D) ^ x +(Xor64 (Const64 <t> [c]) (Xor64 (Const64 <t> [d]) x)) -> (Xor64 (Const64 <t> [c^d]) x) +(Xor32 (Const32 <t> [c]) (Xor32 (Const32 <t> [d]) x)) -> (Xor32 (Const32 <t> [int64(int32(c^d))]) x) +(Xor16 (Const16 <t> [c]) (Xor16 (Const16 <t> [d]) x)) -> (Xor16 (Const16 <t> [int64(int16(c^d))]) x) +(Xor8 (Const8 <t> [c]) (Xor8 (Const8 <t> [d]) x)) -> (Xor8 (Const8 <t> [int64(int8(c^d))]) x) + +// C * (D * x) = (C * D) * x +(Mul64 (Const64 <t> [c]) (Mul64 (Const64 <t> [d]) x)) -> (Mul64 (Const64 <t> [c*d]) x) +(Mul32 (Const32 <t> [c]) (Mul32 (Const32 <t> [d]) x)) -> (Mul32 (Const32 <t> [int64(int32(c*d))]) x) +(Mul16 (Const16 <t> [c]) (Mul16 (Const16 <t> [d]) x)) -> (Mul16 (Const16 <t> [int64(int16(c*d))]) x) +(Mul8 (Const8 <t> [c]) (Mul8 (Const8 <t> [d]) x)) -> (Mul8 (Const8 <t> [int64(int8(c*d))]) x) + // floating point optimizations (Add32F x (Const32F [0])) -> x (Add32F (Const32F [0]) x) -> x diff --git a/src/cmd/compile/internal/ssa/rewritegeneric.go b/src/cmd/compile/internal/ssa/rewritegeneric.go index 3033a31f98..f17bf3343c 100644 --- a/src/cmd/compile/internal/ssa/rewritegeneric.go +++ b/src/cmd/compile/internal/ssa/rewritegeneric.go @@ -476,6 +476,263 @@ func rewriteValuegeneric_OpAdd16(v *Value, config *Config) bool { v.AddArg(x) return true } + // match: (Add16 (Const16 [1]) (Com16 x)) + // cond: + // result: (Neg16 x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst16 { + break + } + if v_0.AuxInt != 1 { + break + } + v_1 := v.Args[1] + if v_1.Op != OpCom16 { + break + } + x := v_1.Args[0] + v.reset(OpNeg16) + v.AddArg(x) + return true + } + // match: (Add16 x l:(Add16 _ _)) + // cond: (x.Op != OpAdd16 && x.Op != OpConst16) + // result: (Add16 l x) + for { + x := v.Args[0] + l := v.Args[1] + if l.Op != OpAdd16 { + break + } + if !(x.Op != OpAdd16 && x.Op != OpConst16) { + break + } + v.reset(OpAdd16) + v.AddArg(l) + v.AddArg(x) + return true + } + // match: (Add16 (Add16 i:(Const16 <t>) z) x) + // cond: (z.Op != OpConst16 && x.Op != OpConst16) + // result: (Add16 i (Add16 <t> z x)) + for { + v_0 := v.Args[0] + if v_0.Op != OpAdd16 { + break + } + i := v_0.Args[0] + if i.Op != OpConst16 { + break + } + t := i.Type + z := v_0.Args[1] + x := v.Args[1] + if !(z.Op != OpConst16 && x.Op != OpConst16) { + break + } + v.reset(OpAdd16) + v.AddArg(i) + v0 := b.NewValue0(v.Pos, OpAdd16, t) + v0.AddArg(z) + v0.AddArg(x) + v.AddArg(v0) + return true + } + // match: (Add16 (Sub16 i:(Const16 <t>) z) x) + // cond: (z.Op != OpConst16 && x.Op != OpConst16) + // result: (Add16 i (Sub16 <t> x z)) + for { + v_0 := v.Args[0] + if v_0.Op != OpSub16 { + break + } + i := v_0.Args[0] + if i.Op != OpConst16 { + break + } + t := i.Type + z := v_0.Args[1] + x := v.Args[1] + if !(z.Op != OpConst16 && x.Op != OpConst16) { + break + } + v.reset(OpAdd16) + v.AddArg(i) + v0 := b.NewValue0(v.Pos, OpSub16, t) + v0.AddArg(x) + v0.AddArg(z) + v.AddArg(v0) + return true + } + // match: (Add16 x (Sub16 i:(Const16 <t>) z)) + // cond: (z.Op != OpConst16 && x.Op != OpConst16) + // result: (Add16 i (Sub16 <t> x z)) + for { + x := v.Args[0] + v_1 := v.Args[1] + if v_1.Op != OpSub16 { + break + } + i := v_1.Args[0] + if i.Op != OpConst16 { + break + } + t := i.Type + z := v_1.Args[1] + if !(z.Op != OpConst16 && x.Op != OpConst16) { + break + } + v.reset(OpAdd16) + v.AddArg(i) + v0 := b.NewValue0(v.Pos, OpSub16, t) + v0.AddArg(x) + v0.AddArg(z) + v.AddArg(v0) + return true + } + // match: (Add16 (Sub16 z i:(Const16 <t>)) x) + // cond: (z.Op != OpConst16 && x.Op != OpConst16) + // result: (Sub16 (Add16 <t> x z) i) + for { + v_0 := v.Args[0] + if v_0.Op != OpSub16 { + break + } + z := v_0.Args[0] + i := v_0.Args[1] + if i.Op != OpConst16 { + break + } + t := i.Type + x := v.Args[1] + if !(z.Op != OpConst16 && x.Op != OpConst16) { + break + } + v.reset(OpSub16) + v0 := b.NewValue0(v.Pos, OpAdd16, t) + v0.AddArg(x) + v0.AddArg(z) + v.AddArg(v0) + v.AddArg(i) + return true + } + // match: (Add16 x (Sub16 z i:(Const16 <t>))) + // cond: (z.Op != OpConst16 && x.Op != OpConst16) + // result: (Sub16 (Add16 <t> x z) i) + for { + x := v.Args[0] + v_1 := v.Args[1] + if v_1.Op != OpSub16 { + break + } + z := v_1.Args[0] + i := v_1.Args[1] + if i.Op != OpConst16 { + break + } + t := i.Type + if !(z.Op != OpConst16 && x.Op != OpConst16) { + break + } + v.reset(OpSub16) + v0 := b.NewValue0(v.Pos, OpAdd16, t) + v0.AddArg(x) + v0.AddArg(z) + v.AddArg(v0) + v.AddArg(i) + return true + } + // match: (Add16 (Const16 <t> [c]) (Add16 (Const16 <t> [d]) x)) + // cond: + // result: (Add16 (Const16 <t> [int64(int16(c+d))]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst16 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpAdd16 { + break + } + v_1_0 := v_1.Args[0] + if v_1_0.Op != OpConst16 { + break + } + if v_1_0.Type != t { + break + } + d := v_1_0.AuxInt + x := v_1.Args[1] + v.reset(OpAdd16) + v0 := b.NewValue0(v.Pos, OpConst16, t) + v0.AuxInt = int64(int16(c + d)) + v.AddArg(v0) + v.AddArg(x) + return true + } + // match: (Add16 (Const16 <t> [c]) (Sub16 (Const16 <t> [d]) x)) + // cond: + // result: (Sub16 (Const16 <t> [int64(int16(c+d))]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst16 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpSub16 { + break + } + v_1_0 := v_1.Args[0] + if v_1_0.Op != OpConst16 { + break + } + if v_1_0.Type != t { + break + } + d := v_1_0.AuxInt + x := v_1.Args[1] + v.reset(OpSub16) + v0 := b.NewValue0(v.Pos, OpConst16, t) + v0.AuxInt = int64(int16(c + d)) + v.AddArg(v0) + v.AddArg(x) + return true + } + // match: (Add16 (Const16 <t> [c]) (Sub16 x (Const16 <t> [d]))) + // cond: + // result: (Add16 (Const16 <t> [int64(int16(c-d))]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst16 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpSub16 { + break + } + x := v_1.Args[0] + v_1_1 := v_1.Args[1] + if v_1_1.Op != OpConst16 { + break + } + if v_1_1.Type != t { + break + } + d := v_1_1.AuxInt + v.reset(OpAdd16) + v0 := b.NewValue0(v.Pos, OpConst16, t) + v0.AuxInt = int64(int16(c - d)) + v.AddArg(v0) + v.AddArg(x) + return true + } return false } func rewriteValuegeneric_OpAdd32(v *Value, config *Config) bool { @@ -537,6 +794,263 @@ func rewriteValuegeneric_OpAdd32(v *Value, config *Config) bool { v.AddArg(x) return true } + // match: (Add32 (Const32 [1]) (Com32 x)) + // cond: + // result: (Neg32 x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst32 { + break + } + if v_0.AuxInt != 1 { + break + } + v_1 := v.Args[1] + if v_1.Op != OpCom32 { + break + } + x := v_1.Args[0] + v.reset(OpNeg32) + v.AddArg(x) + return true + } + // match: (Add32 x l:(Add32 _ _)) + // cond: (x.Op != OpAdd32 && x.Op != OpConst32) + // result: (Add32 l x) + for { + x := v.Args[0] + l := v.Args[1] + if l.Op != OpAdd32 { + break + } + if !(x.Op != OpAdd32 && x.Op != OpConst32) { + break + } + v.reset(OpAdd32) + v.AddArg(l) + v.AddArg(x) + return true + } + // match: (Add32 (Add32 i:(Const32 <t>) z) x) + // cond: (z.Op != OpConst32 && x.Op != OpConst32) + // result: (Add32 i (Add32 <t> z x)) + for { + v_0 := v.Args[0] + if v_0.Op != OpAdd32 { + break + } + i := v_0.Args[0] + if i.Op != OpConst32 { + break + } + t := i.Type + z := v_0.Args[1] + x := v.Args[1] + if !(z.Op != OpConst32 && x.Op != OpConst32) { + break + } + v.reset(OpAdd32) + v.AddArg(i) + v0 := b.NewValue0(v.Pos, OpAdd32, t) + v0.AddArg(z) + v0.AddArg(x) + v.AddArg(v0) + return true + } + // match: (Add32 (Sub32 i:(Const32 <t>) z) x) + // cond: (z.Op != OpConst32 && x.Op != OpConst32) + // result: (Add32 i (Sub32 <t> x z)) + for { + v_0 := v.Args[0] + if v_0.Op != OpSub32 { + break + } + i := v_0.Args[0] + if i.Op != OpConst32 { + break + } + t := i.Type + z := v_0.Args[1] + x := v.Args[1] + if !(z.Op != OpConst32 && x.Op != OpConst32) { + break + } + v.reset(OpAdd32) + v.AddArg(i) + v0 := b.NewValue0(v.Pos, OpSub32, t) + v0.AddArg(x) + v0.AddArg(z) + v.AddArg(v0) + return true + } + // match: (Add32 x (Sub32 i:(Const32 <t>) z)) + // cond: (z.Op != OpConst32 && x.Op != OpConst32) + // result: (Add32 i (Sub32 <t> x z)) + for { + x := v.Args[0] + v_1 := v.Args[1] + if v_1.Op != OpSub32 { + break + } + i := v_1.Args[0] + if i.Op != OpConst32 { + break + } + t := i.Type + z := v_1.Args[1] + if !(z.Op != OpConst32 && x.Op != OpConst32) { + break + } + v.reset(OpAdd32) + v.AddArg(i) + v0 := b.NewValue0(v.Pos, OpSub32, t) + v0.AddArg(x) + v0.AddArg(z) + v.AddArg(v0) + return true + } + // match: (Add32 (Sub32 z i:(Const32 <t>)) x) + // cond: (z.Op != OpConst32 && x.Op != OpConst32) + // result: (Sub32 (Add32 <t> x z) i) + for { + v_0 := v.Args[0] + if v_0.Op != OpSub32 { + break + } + z := v_0.Args[0] + i := v_0.Args[1] + if i.Op != OpConst32 { + break + } + t := i.Type + x := v.Args[1] + if !(z.Op != OpConst32 && x.Op != OpConst32) { + break + } + v.reset(OpSub32) + v0 := b.NewValue0(v.Pos, OpAdd32, t) + v0.AddArg(x) + v0.AddArg(z) + v.AddArg(v0) + v.AddArg(i) + return true + } + // match: (Add32 x (Sub32 z i:(Const32 <t>))) + // cond: (z.Op != OpConst32 && x.Op != OpConst32) + // result: (Sub32 (Add32 <t> x z) i) + for { + x := v.Args[0] + v_1 := v.Args[1] + if v_1.Op != OpSub32 { + break + } + z := v_1.Args[0] + i := v_1.Args[1] + if i.Op != OpConst32 { + break + } + t := i.Type + if !(z.Op != OpConst32 && x.Op != OpConst32) { + break + } + v.reset(OpSub32) + v0 := b.NewValue0(v.Pos, OpAdd32, t) + v0.AddArg(x) + v0.AddArg(z) + v.AddArg(v0) + v.AddArg(i) + return true + } + // match: (Add32 (Const32 <t> [c]) (Add32 (Const32 <t> [d]) x)) + // cond: + // result: (Add32 (Const32 <t> [int64(int32(c+d))]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst32 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpAdd32 { + break + } + v_1_0 := v_1.Args[0] + if v_1_0.Op != OpConst32 { + break + } + if v_1_0.Type != t { + break + } + d := v_1_0.AuxInt + x := v_1.Args[1] + v.reset(OpAdd32) + v0 := b.NewValue0(v.Pos, OpConst32, t) + v0.AuxInt = int64(int32(c + d)) + v.AddArg(v0) + v.AddArg(x) + return true + } + // match: (Add32 (Const32 <t> [c]) (Sub32 (Const32 <t> [d]) x)) + // cond: + // result: (Sub32 (Const32 <t> [int64(int32(c+d))]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst32 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpSub32 { + break + } + v_1_0 := v_1.Args[0] + if v_1_0.Op != OpConst32 { + break + } + if v_1_0.Type != t { + break + } + d := v_1_0.AuxInt + x := v_1.Args[1] + v.reset(OpSub32) + v0 := b.NewValue0(v.Pos, OpConst32, t) + v0.AuxInt = int64(int32(c + d)) + v.AddArg(v0) + v.AddArg(x) + return true + } + // match: (Add32 (Const32 <t> [c]) (Sub32 x (Const32 <t> [d]))) + // cond: + // result: (Add32 (Const32 <t> [int64(int32(c-d))]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst32 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpSub32 { + break + } + x := v_1.Args[0] + v_1_1 := v_1.Args[1] + if v_1_1.Op != OpConst32 { + break + } + if v_1_1.Type != t { + break + } + d := v_1_1.AuxInt + v.reset(OpAdd32) + v0 := b.NewValue0(v.Pos, OpConst32, t) + v0.AuxInt = int64(int32(c - d)) + v.AddArg(v0) + v.AddArg(x) + return true + } return false } func rewriteValuegeneric_OpAdd32F(v *Value, config *Config) bool { @@ -655,6 +1169,263 @@ func rewriteValuegeneric_OpAdd64(v *Value, config *Config) bool { v.AddArg(x) return true } + // match: (Add64 (Const64 [1]) (Com64 x)) + // cond: + // result: (Neg64 x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst64 { + break + } + if v_0.AuxInt != 1 { + break + } + v_1 := v.Args[1] + if v_1.Op != OpCom64 { + break + } + x := v_1.Args[0] + v.reset(OpNeg64) + v.AddArg(x) + return true + } + // match: (Add64 x l:(Add64 _ _)) + // cond: (x.Op != OpAdd64 && x.Op != OpConst64) + // result: (Add64 l x) + for { + x := v.Args[0] + l := v.Args[1] + if l.Op != OpAdd64 { + break + } + if !(x.Op != OpAdd64 && x.Op != OpConst64) { + break + } + v.reset(OpAdd64) + v.AddArg(l) + v.AddArg(x) + return true + } + // match: (Add64 (Add64 i:(Const64 <t>) z) x) + // cond: (z.Op != OpConst64 && x.Op != OpConst64) + // result: (Add64 i (Add64 <t> z x)) + for { + v_0 := v.Args[0] + if v_0.Op != OpAdd64 { + break + } + i := v_0.Args[0] + if i.Op != OpConst64 { + break + } + t := i.Type + z := v_0.Args[1] + x := v.Args[1] + if !(z.Op != OpConst64 && x.Op != OpConst64) { + break + } + v.reset(OpAdd64) + v.AddArg(i) + v0 := b.NewValue0(v.Pos, OpAdd64, t) + v0.AddArg(z) + v0.AddArg(x) + v.AddArg(v0) + return true + } + // match: (Add64 (Sub64 i:(Const64 <t>) z) x) + // cond: (z.Op != OpConst64 && x.Op != OpConst64) + // result: (Add64 i (Sub64 <t> x z)) + for { + v_0 := v.Args[0] + if v_0.Op != OpSub64 { + break + } + i := v_0.Args[0] + if i.Op != OpConst64 { + break + } + t := i.Type + z := v_0.Args[1] + x := v.Args[1] + if !(z.Op != OpConst64 && x.Op != OpConst64) { + break + } + v.reset(OpAdd64) + v.AddArg(i) + v0 := b.NewValue0(v.Pos, OpSub64, t) + v0.AddArg(x) + v0.AddArg(z) + v.AddArg(v0) + return true + } + // match: (Add64 x (Sub64 i:(Const64 <t>) z)) + // cond: (z.Op != OpConst64 && x.Op != OpConst64) + // result: (Add64 i (Sub64 <t> x z)) + for { + x := v.Args[0] + v_1 := v.Args[1] + if v_1.Op != OpSub64 { + break + } + i := v_1.Args[0] + if i.Op != OpConst64 { + break + } + t := i.Type + z := v_1.Args[1] + if !(z.Op != OpConst64 && x.Op != OpConst64) { + break + } + v.reset(OpAdd64) + v.AddArg(i) + v0 := b.NewValue0(v.Pos, OpSub64, t) + v0.AddArg(x) + v0.AddArg(z) + v.AddArg(v0) + return true + } + // match: (Add64 (Sub64 z i:(Const64 <t>)) x) + // cond: (z.Op != OpConst64 && x.Op != OpConst64) + // result: (Sub64 (Add64 <t> x z) i) + for { + v_0 := v.Args[0] + if v_0.Op != OpSub64 { + break + } + z := v_0.Args[0] + i := v_0.Args[1] + if i.Op != OpConst64 { + break + } + t := i.Type + x := v.Args[1] + if !(z.Op != OpConst64 && x.Op != OpConst64) { + break + } + v.reset(OpSub64) + v0 := b.NewValue0(v.Pos, OpAdd64, t) + v0.AddArg(x) + v0.AddArg(z) + v.AddArg(v0) + v.AddArg(i) + return true + } + // match: (Add64 x (Sub64 z i:(Const64 <t>))) + // cond: (z.Op != OpConst64 && x.Op != OpConst64) + // result: (Sub64 (Add64 <t> x z) i) + for { + x := v.Args[0] + v_1 := v.Args[1] + if v_1.Op != OpSub64 { + break + } + z := v_1.Args[0] + i := v_1.Args[1] + if i.Op != OpConst64 { + break + } + t := i.Type + if !(z.Op != OpConst64 && x.Op != OpConst64) { + break + } + v.reset(OpSub64) + v0 := b.NewValue0(v.Pos, OpAdd64, t) + v0.AddArg(x) + v0.AddArg(z) + v.AddArg(v0) + v.AddArg(i) + return true + } + // match: (Add64 (Const64 <t> [c]) (Add64 (Const64 <t> [d]) x)) + // cond: + // result: (Add64 (Const64 <t> [c+d]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst64 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpAdd64 { + break + } + v_1_0 := v_1.Args[0] + if v_1_0.Op != OpConst64 { + break + } + if v_1_0.Type != t { + break + } + d := v_1_0.AuxInt + x := v_1.Args[1] + v.reset(OpAdd64) + v0 := b.NewValue0(v.Pos, OpConst64, t) + v0.AuxInt = c + d + v.AddArg(v0) + v.AddArg(x) + return true + } + // match: (Add64 (Const64 <t> [c]) (Sub64 (Const64 <t> [d]) x)) + // cond: + // result: (Sub64 (Const64 <t> [c+d]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst64 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpSub64 { + break + } + v_1_0 := v_1.Args[0] + if v_1_0.Op != OpConst64 { + break + } + if v_1_0.Type != t { + break + } + d := v_1_0.AuxInt + x := v_1.Args[1] + v.reset(OpSub64) + v0 := b.NewValue0(v.Pos, OpConst64, t) + v0.AuxInt = c + d + v.AddArg(v0) + v.AddArg(x) + return true + } + // match: (Add64 (Const64 <t> [c]) (Sub64 x (Const64 <t> [d]))) + // cond: + // result: (Add64 (Const64 <t> [c-d]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst64 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpSub64 { + break + } + x := v_1.Args[0] + v_1_1 := v_1.Args[1] + if v_1_1.Op != OpConst64 { + break + } + if v_1_1.Type != t { + break + } + d := v_1_1.AuxInt + v.reset(OpAdd64) + v0 := b.NewValue0(v.Pos, OpConst64, t) + v0.AuxInt = c - d + v.AddArg(v0) + v.AddArg(x) + return true + } return false } func rewriteValuegeneric_OpAdd64F(v *Value, config *Config) bool { @@ -773,6 +1544,263 @@ func rewriteValuegeneric_OpAdd8(v *Value, config *Config) bool { v.AddArg(x) return true } + // match: (Add8 (Const8 [1]) (Com8 x)) + // cond: + // result: (Neg8 x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst8 { + break + } + if v_0.AuxInt != 1 { + break + } + v_1 := v.Args[1] + if v_1.Op != OpCom8 { + break + } + x := v_1.Args[0] + v.reset(OpNeg8) + v.AddArg(x) + return true + } + // match: (Add8 x l:(Add8 _ _)) + // cond: (x.Op != OpAdd8 && x.Op != OpConst8) + // result: (Add8 l x) + for { + x := v.Args[0] + l := v.Args[1] + if l.Op != OpAdd8 { + break + } + if !(x.Op != OpAdd8 && x.Op != OpConst8) { + break + } + v.reset(OpAdd8) + v.AddArg(l) + v.AddArg(x) + return true + } + // match: (Add8 (Add8 i:(Const8 <t>) z) x) + // cond: (z.Op != OpConst8 && x.Op != OpConst8) + // result: (Add8 i (Add8 <t> z x)) + for { + v_0 := v.Args[0] + if v_0.Op != OpAdd8 { + break + } + i := v_0.Args[0] + if i.Op != OpConst8 { + break + } + t := i.Type + z := v_0.Args[1] + x := v.Args[1] + if !(z.Op != OpConst8 && x.Op != OpConst8) { + break + } + v.reset(OpAdd8) + v.AddArg(i) + v0 := b.NewValue0(v.Pos, OpAdd8, t) + v0.AddArg(z) + v0.AddArg(x) + v.AddArg(v0) + return true + } + // match: (Add8 (Sub8 i:(Const8 <t>) z) x) + // cond: (z.Op != OpConst8 && x.Op != OpConst8) + // result: (Add8 i (Sub8 <t> x z)) + for { + v_0 := v.Args[0] + if v_0.Op != OpSub8 { + break + } + i := v_0.Args[0] + if i.Op != OpConst8 { + break + } + t := i.Type + z := v_0.Args[1] + x := v.Args[1] + if !(z.Op != OpConst8 && x.Op != OpConst8) { + break + } + v.reset(OpAdd8) + v.AddArg(i) + v0 := b.NewValue0(v.Pos, OpSub8, t) + v0.AddArg(x) + v0.AddArg(z) + v.AddArg(v0) + return true + } + // match: (Add8 x (Sub8 i:(Const8 <t>) z)) + // cond: (z.Op != OpConst8 && x.Op != OpConst8) + // result: (Add8 i (Sub8 <t> x z)) + for { + x := v.Args[0] + v_1 := v.Args[1] + if v_1.Op != OpSub8 { + break + } + i := v_1.Args[0] + if i.Op != OpConst8 { + break + } + t := i.Type + z := v_1.Args[1] + if !(z.Op != OpConst8 && x.Op != OpConst8) { + break + } + v.reset(OpAdd8) + v.AddArg(i) + v0 := b.NewValue0(v.Pos, OpSub8, t) + v0.AddArg(x) + v0.AddArg(z) + v.AddArg(v0) + return true + } + // match: (Add8 (Sub8 z i:(Const8 <t>)) x) + // cond: (z.Op != OpConst8 && x.Op != OpConst8) + // result: (Sub8 (Add8 <t> x z) i) + for { + v_0 := v.Args[0] + if v_0.Op != OpSub8 { + break + } + z := v_0.Args[0] + i := v_0.Args[1] + if i.Op != OpConst8 { + break + } + t := i.Type + x := v.Args[1] + if !(z.Op != OpConst8 && x.Op != OpConst8) { + break + } + v.reset(OpSub8) + v0 := b.NewValue0(v.Pos, OpAdd8, t) + v0.AddArg(x) + v0.AddArg(z) + v.AddArg(v0) + v.AddArg(i) + return true + } + // match: (Add8 x (Sub8 z i:(Const8 <t>))) + // cond: (z.Op != OpConst8 && x.Op != OpConst8) + // result: (Sub8 (Add8 <t> x z) i) + for { + x := v.Args[0] + v_1 := v.Args[1] + if v_1.Op != OpSub8 { + break + } + z := v_1.Args[0] + i := v_1.Args[1] + if i.Op != OpConst8 { + break + } + t := i.Type + if !(z.Op != OpConst8 && x.Op != OpConst8) { + break + } + v.reset(OpSub8) + v0 := b.NewValue0(v.Pos, OpAdd8, t) + v0.AddArg(x) + v0.AddArg(z) + v.AddArg(v0) + v.AddArg(i) + return true + } + // match: (Add8 (Const8 <t> [c]) (Add8 (Const8 <t> [d]) x)) + // cond: + // result: (Add8 (Const8 <t> [int64(int8(c+d))]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst8 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpAdd8 { + break + } + v_1_0 := v_1.Args[0] + if v_1_0.Op != OpConst8 { + break + } + if v_1_0.Type != t { + break + } + d := v_1_0.AuxInt + x := v_1.Args[1] + v.reset(OpAdd8) + v0 := b.NewValue0(v.Pos, OpConst8, t) + v0.AuxInt = int64(int8(c + d)) + v.AddArg(v0) + v.AddArg(x) + return true + } + // match: (Add8 (Const8 <t> [c]) (Sub8 (Const8 <t> [d]) x)) + // cond: + // result: (Sub8 (Const8 <t> [int64(int8(c+d))]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst8 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpSub8 { + break + } + v_1_0 := v_1.Args[0] + if v_1_0.Op != OpConst8 { + break + } + if v_1_0.Type != t { + break + } + d := v_1_0.AuxInt + x := v_1.Args[1] + v.reset(OpSub8) + v0 := b.NewValue0(v.Pos, OpConst8, t) + v0.AuxInt = int64(int8(c + d)) + v.AddArg(v0) + v.AddArg(x) + return true + } + // match: (Add8 (Const8 <t> [c]) (Sub8 x (Const8 <t> [d]))) + // cond: + // result: (Add8 (Const8 <t> [int64(int8(c-d))]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst8 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpSub8 { + break + } + x := v_1.Args[0] + v_1_1 := v_1.Args[1] + if v_1_1.Op != OpConst8 { + break + } + if v_1_1.Type != t { + break + } + d := v_1_1.AuxInt + v.reset(OpAdd8) + v0 := b.NewValue0(v.Pos, OpConst8, t) + v0.AuxInt = int64(int8(c - d)) + v.AddArg(v0) + v.AddArg(x) + return true + } return false } func rewriteValuegeneric_OpAddPtr(v *Value, config *Config) bool { @@ -800,6 +1828,24 @@ func rewriteValuegeneric_OpAddPtr(v *Value, config *Config) bool { func rewriteValuegeneric_OpAnd16(v *Value, config *Config) bool { b := v.Block _ = b + // match: (And16 (Const16 [c]) (Const16 [d])) + // cond: + // result: (Const16 [int64(int16(c&d))]) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst16 { + break + } + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpConst16 { + break + } + d := v_1.AuxInt + v.reset(OpConst16) + v.AuxInt = int64(int16(c & d)) + return true + } // match: (And16 x (Const16 <t> [c])) // cond: x.Op != OpConst16 // result: (And16 (Const16 <t> [c]) x) @@ -938,11 +1984,102 @@ func rewriteValuegeneric_OpAnd16(v *Value, config *Config) bool { v.AddArg(y) return true } + // match: (And16 x l:(And16 _ _)) + // cond: (x.Op != OpAnd16 && x.Op != OpConst16) + // result: (And16 l x) + for { + x := v.Args[0] + l := v.Args[1] + if l.Op != OpAnd16 { + break + } + if !(x.Op != OpAnd16 && x.Op != OpConst16) { + break + } + v.reset(OpAnd16) + v.AddArg(l) + v.AddArg(x) + return true + } + // match: (And16 (And16 i:(Const16 <t>) z) x) + // cond: (z.Op != OpConst16 && x.Op != OpConst16) + // result: (And16 i (And16 <t> z x)) + for { + v_0 := v.Args[0] + if v_0.Op != OpAnd16 { + break + } + i := v_0.Args[0] + if i.Op != OpConst16 { + break + } + t := i.Type + z := v_0.Args[1] + x := v.Args[1] + if !(z.Op != OpConst16 && x.Op != OpConst16) { + break + } + v.reset(OpAnd16) + v.AddArg(i) + v0 := b.NewValue0(v.Pos, OpAnd16, t) + v0.AddArg(z) + v0.AddArg(x) + v.AddArg(v0) + return true + } + // match: (And16 (Const16 <t> [c]) (And16 (Const16 <t> [d]) x)) + // cond: + // result: (And16 (Const16 <t> [int64(int16(c&d))]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst16 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpAnd16 { + break + } + v_1_0 := v_1.Args[0] + if v_1_0.Op != OpConst16 { + break + } + if v_1_0.Type != t { + break + } + d := v_1_0.AuxInt + x := v_1.Args[1] + v.reset(OpAnd16) + v0 := b.NewValue0(v.Pos, OpConst16, t) + v0.AuxInt = int64(int16(c & d)) + v.AddArg(v0) + v.AddArg(x) + return true + } return false } func rewriteValuegeneric_OpAnd32(v *Value, config *Config) bool { b := v.Block _ = b + // match: (And32 (Const32 [c]) (Const32 [d])) + // cond: + // result: (Const32 [int64(int32(c&d))]) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst32 { + break + } + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpConst32 { + break + } + d := v_1.AuxInt + v.reset(OpConst32) + v.AuxInt = int64(int32(c & d)) + return true + } // match: (And32 x (Const32 <t> [c])) // cond: x.Op != OpConst32 // result: (And32 (Const32 <t> [c]) x) @@ -1081,11 +2218,102 @@ func rewriteValuegeneric_OpAnd32(v *Value, config *Config) bool { v.AddArg(y) return true } + // match: (And32 x l:(And32 _ _)) + // cond: (x.Op != OpAnd32 && x.Op != OpConst32) + // result: (And32 l x) + for { + x := v.Args[0] + l := v.Args[1] + if l.Op != OpAnd32 { + break + } + if !(x.Op != OpAnd32 && x.Op != OpConst32) { + break + } + v.reset(OpAnd32) + v.AddArg(l) + v.AddArg(x) + return true + } + // match: (And32 (And32 i:(Const32 <t>) z) x) + // cond: (z.Op != OpConst32 && x.Op != OpConst32) + // result: (And32 i (And32 <t> z x)) + for { + v_0 := v.Args[0] + if v_0.Op != OpAnd32 { + break + } + i := v_0.Args[0] + if i.Op != OpConst32 { + break + } + t := i.Type + z := v_0.Args[1] + x := v.Args[1] + if !(z.Op != OpConst32 && x.Op != OpConst32) { + break + } + v.reset(OpAnd32) + v.AddArg(i) + v0 := b.NewValue0(v.Pos, OpAnd32, t) + v0.AddArg(z) + v0.AddArg(x) + v.AddArg(v0) + return true + } + // match: (And32 (Const32 <t> [c]) (And32 (Const32 <t> [d]) x)) + // cond: + // result: (And32 (Const32 <t> [int64(int32(c&d))]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst32 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpAnd32 { + break + } + v_1_0 := v_1.Args[0] + if v_1_0.Op != OpConst32 { + break + } + if v_1_0.Type != t { + break + } + d := v_1_0.AuxInt + x := v_1.Args[1] + v.reset(OpAnd32) + v0 := b.NewValue0(v.Pos, OpConst32, t) + v0.AuxInt = int64(int32(c & d)) + v.AddArg(v0) + v.AddArg(x) + return true + } return false } func rewriteValuegeneric_OpAnd64(v *Value, config *Config) bool { b := v.Block _ = b + // match: (And64 (Const64 [c]) (Const64 [d])) + // cond: + // result: (Const64 [c&d]) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst64 { + break + } + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpConst64 { + break + } + d := v_1.AuxInt + v.reset(OpConst64) + v.AuxInt = c & d + return true + } // match: (And64 x (Const64 <t> [c])) // cond: x.Op != OpConst64 // result: (And64 (Const64 <t> [c]) x) @@ -1276,11 +2504,102 @@ func rewriteValuegeneric_OpAnd64(v *Value, config *Config) bool { v.AddArg(v2) return true } + // match: (And64 x l:(And64 _ _)) + // cond: (x.Op != OpAnd64 && x.Op != OpConst64) + // result: (And64 l x) + for { + x := v.Args[0] + l := v.Args[1] + if l.Op != OpAnd64 { + break + } + if !(x.Op != OpAnd64 && x.Op != OpConst64) { + break + } + v.reset(OpAnd64) + v.AddArg(l) + v.AddArg(x) + return true + } + // match: (And64 (And64 i:(Const64 <t>) z) x) + // cond: (z.Op != OpConst64 && x.Op != OpConst64) + // result: (And64 i (And64 <t> z x)) + for { + v_0 := v.Args[0] + if v_0.Op != OpAnd64 { + break + } + i := v_0.Args[0] + if i.Op != OpConst64 { + break + } + t := i.Type + z := v_0.Args[1] + x := v.Args[1] + if !(z.Op != OpConst64 && x.Op != OpConst64) { + break + } + v.reset(OpAnd64) + v.AddArg(i) + v0 := b.NewValue0(v.Pos, OpAnd64, t) + v0.AddArg(z) + v0.AddArg(x) + v.AddArg(v0) + return true + } + // match: (And64 (Const64 <t> [c]) (And64 (Const64 <t> [d]) x)) + // cond: + // result: (And64 (Const64 <t> [c&d]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst64 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpAnd64 { + break + } + v_1_0 := v_1.Args[0] + if v_1_0.Op != OpConst64 { + break + } + if v_1_0.Type != t { + break + } + d := v_1_0.AuxInt + x := v_1.Args[1] + v.reset(OpAnd64) + v0 := b.NewValue0(v.Pos, OpConst64, t) + v0.AuxInt = c & d + v.AddArg(v0) + v.AddArg(x) + return true + } return false } func rewriteValuegeneric_OpAnd8(v *Value, config *Config) bool { b := v.Block _ = b + // match: (And8 (Const8 [c]) (Const8 [d])) + // cond: + // result: (Const8 [int64(int8(c&d))]) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst8 { + break + } + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpConst8 { + break + } + d := v_1.AuxInt + v.reset(OpConst8) + v.AuxInt = int64(int8(c & d)) + return true + } // match: (And8 x (Const8 <t> [c])) // cond: x.Op != OpConst8 // result: (And8 (Const8 <t> [c]) x) @@ -1419,6 +2738,79 @@ func rewriteValuegeneric_OpAnd8(v *Value, config *Config) bool { v.AddArg(y) return true } + // match: (And8 x l:(And8 _ _)) + // cond: (x.Op != OpAnd8 && x.Op != OpConst8) + // result: (And8 l x) + for { + x := v.Args[0] + l := v.Args[1] + if l.Op != OpAnd8 { + break + } + if !(x.Op != OpAnd8 && x.Op != OpConst8) { + break + } + v.reset(OpAnd8) + v.AddArg(l) + v.AddArg(x) + return true + } + // match: (And8 (And8 i:(Const8 <t>) z) x) + // cond: (z.Op != OpConst8 && x.Op != OpConst8) + // result: (And8 i (And8 <t> z x)) + for { + v_0 := v.Args[0] + if v_0.Op != OpAnd8 { + break + } + i := v_0.Args[0] + if i.Op != OpConst8 { + break + } + t := i.Type + z := v_0.Args[1] + x := v.Args[1] + if !(z.Op != OpConst8 && x.Op != OpConst8) { + break + } + v.reset(OpAnd8) + v.AddArg(i) + v0 := b.NewValue0(v.Pos, OpAnd8, t) + v0.AddArg(z) + v0.AddArg(x) + v.AddArg(v0) + return true + } + // match: (And8 (Const8 <t> [c]) (And8 (Const8 <t> [d]) x)) + // cond: + // result: (And8 (Const8 <t> [int64(int8(c&d))]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst8 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpAnd8 { + break + } + v_1_0 := v_1.Args[0] + if v_1_0.Op != OpConst8 { + break + } + if v_1_0.Type != t { + break + } + d := v_1_0.AuxInt + x := v_1.Args[1] + v.reset(OpAnd8) + v0 := b.NewValue0(v.Pos, OpConst8, t) + v0.AuxInt = int64(int8(c & d)) + v.AddArg(v0) + v.AddArg(x) + return true + } return false } func rewriteValuegeneric_OpArg(v *Value, config *Config) bool { @@ -7014,6 +8406,53 @@ func rewriteValuegeneric_OpMul16(v *Value, config *Config) bool { v.AuxInt = 0 return true } + // match: (Mul16 x l:(Mul16 _ _)) + // cond: (x.Op != OpMul16 && x.Op != OpConst16) + // result: (Mul16 l x) + for { + x := v.Args[0] + l := v.Args[1] + if l.Op != OpMul16 { + break + } + if !(x.Op != OpMul16 && x.Op != OpConst16) { + break + } + v.reset(OpMul16) + v.AddArg(l) + v.AddArg(x) + return true + } + // match: (Mul16 (Const16 <t> [c]) (Mul16 (Const16 <t> [d]) x)) + // cond: + // result: (Mul16 (Const16 <t> [int64(int16(c*d))]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst16 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpMul16 { + break + } + v_1_0 := v_1.Args[0] + if v_1_0.Op != OpConst16 { + break + } + if v_1_0.Type != t { + break + } + d := v_1_0.AuxInt + x := v_1.Args[1] + v.reset(OpMul16) + v0 := b.NewValue0(v.Pos, OpConst16, t) + v0.AuxInt = int64(int16(c * d)) + v.AddArg(v0) + v.AddArg(x) + return true + } return false } func rewriteValuegeneric_OpMul32(v *Value, config *Config) bool { @@ -7189,6 +8628,53 @@ func rewriteValuegeneric_OpMul32(v *Value, config *Config) bool { v.AuxInt = 0 return true } + // match: (Mul32 x l:(Mul32 _ _)) + // cond: (x.Op != OpMul32 && x.Op != OpConst32) + // result: (Mul32 l x) + for { + x := v.Args[0] + l := v.Args[1] + if l.Op != OpMul32 { + break + } + if !(x.Op != OpMul32 && x.Op != OpConst32) { + break + } + v.reset(OpMul32) + v.AddArg(l) + v.AddArg(x) + return true + } + // match: (Mul32 (Const32 <t> [c]) (Mul32 (Const32 <t> [d]) x)) + // cond: + // result: (Mul32 (Const32 <t> [int64(int32(c*d))]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst32 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpMul32 { + break + } + v_1_0 := v_1.Args[0] + if v_1_0.Op != OpConst32 { + break + } + if v_1_0.Type != t { + break + } + d := v_1_0.AuxInt + x := v_1.Args[1] + v.reset(OpMul32) + v0 := b.NewValue0(v.Pos, OpConst32, t) + v0.AuxInt = int64(int32(c * d)) + v.AddArg(v0) + v.AddArg(x) + return true + } return false } func rewriteValuegeneric_OpMul32F(v *Value, config *Config) bool { @@ -7453,6 +8939,53 @@ func rewriteValuegeneric_OpMul64(v *Value, config *Config) bool { v.AuxInt = 0 return true } + // match: (Mul64 x l:(Mul64 _ _)) + // cond: (x.Op != OpMul64 && x.Op != OpConst64) + // result: (Mul64 l x) + for { + x := v.Args[0] + l := v.Args[1] + if l.Op != OpMul64 { + break + } + if !(x.Op != OpMul64 && x.Op != OpConst64) { + break + } + v.reset(OpMul64) + v.AddArg(l) + v.AddArg(x) + return true + } + // match: (Mul64 (Const64 <t> [c]) (Mul64 (Const64 <t> [d]) x)) + // cond: + // result: (Mul64 (Const64 <t> [c*d]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst64 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpMul64 { + break + } + v_1_0 := v_1.Args[0] + if v_1_0.Op != OpConst64 { + break + } + if v_1_0.Type != t { + break + } + d := v_1_0.AuxInt + x := v_1.Args[1] + v.reset(OpMul64) + v0 := b.NewValue0(v.Pos, OpConst64, t) + v0.AuxInt = c * d + v.AddArg(v0) + v.AddArg(x) + return true + } return false } func rewriteValuegeneric_OpMul64F(v *Value, config *Config) bool { @@ -7679,6 +9212,53 @@ func rewriteValuegeneric_OpMul8(v *Value, config *Config) bool { v.AuxInt = 0 return true } + // match: (Mul8 x l:(Mul8 _ _)) + // cond: (x.Op != OpMul8 && x.Op != OpConst8) + // result: (Mul8 l x) + for { + x := v.Args[0] + l := v.Args[1] + if l.Op != OpMul8 { + break + } + if !(x.Op != OpMul8 && x.Op != OpConst8) { + break + } + v.reset(OpMul8) + v.AddArg(l) + v.AddArg(x) + return true + } + // match: (Mul8 (Const8 <t> [c]) (Mul8 (Const8 <t> [d]) x)) + // cond: + // result: (Mul8 (Const8 <t> [int64(int8(c*d))]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst8 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpMul8 { + break + } + v_1_0 := v_1.Args[0] + if v_1_0.Op != OpConst8 { + break + } + if v_1_0.Type != t { + break + } + d := v_1_0.AuxInt + x := v_1.Args[1] + v.reset(OpMul8) + v0 := b.NewValue0(v.Pos, OpConst8, t) + v0.AuxInt = int64(int8(c * d)) + v.AddArg(v0) + v.AddArg(x) + return true + } return false } func rewriteValuegeneric_OpNeg16(v *Value, config *Config) bool { @@ -9079,6 +10659,24 @@ func rewriteValuegeneric_OpOffPtr(v *Value, config *Config) bool { func rewriteValuegeneric_OpOr16(v *Value, config *Config) bool { b := v.Block _ = b + // match: (Or16 (Const16 [c]) (Const16 [d])) + // cond: + // result: (Const16 [int64(int16(c|d))]) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst16 { + break + } + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpConst16 { + break + } + d := v_1.AuxInt + v.reset(OpConst16) + v.AuxInt = int64(int16(c | d)) + return true + } // match: (Or16 x (Const16 <t> [c])) // cond: x.Op != OpConst16 // result: (Or16 (Const16 <t> [c]) x) @@ -9217,11 +10815,102 @@ func rewriteValuegeneric_OpOr16(v *Value, config *Config) bool { v.AddArg(y) return true } + // match: (Or16 x l:(Or16 _ _)) + // cond: (x.Op != OpOr16 && x.Op != OpConst16) + // result: (Or16 l x) + for { + x := v.Args[0] + l := v.Args[1] + if l.Op != OpOr16 { + break + } + if !(x.Op != OpOr16 && x.Op != OpConst16) { + break + } + v.reset(OpOr16) + v.AddArg(l) + v.AddArg(x) + return true + } + // match: (Or16 (Or16 i:(Const16 <t>) z) x) + // cond: (z.Op != OpConst16 && x.Op != OpConst16) + // result: (Or16 i (Or16 <t> z x)) + for { + v_0 := v.Args[0] + if v_0.Op != OpOr16 { + break + } + i := v_0.Args[0] + if i.Op != OpConst16 { + break + } + t := i.Type + z := v_0.Args[1] + x := v.Args[1] + if !(z.Op != OpConst16 && x.Op != OpConst16) { + break + } + v.reset(OpOr16) + v.AddArg(i) + v0 := b.NewValue0(v.Pos, OpOr16, t) + v0.AddArg(z) + v0.AddArg(x) + v.AddArg(v0) + return true + } + // match: (Or16 (Const16 <t> [c]) (Or16 (Const16 <t> [d]) x)) + // cond: + // result: (Or16 (Const16 <t> [int64(int16(c|d))]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst16 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpOr16 { + break + } + v_1_0 := v_1.Args[0] + if v_1_0.Op != OpConst16 { + break + } + if v_1_0.Type != t { + break + } + d := v_1_0.AuxInt + x := v_1.Args[1] + v.reset(OpOr16) + v0 := b.NewValue0(v.Pos, OpConst16, t) + v0.AuxInt = int64(int16(c | d)) + v.AddArg(v0) + v.AddArg(x) + return true + } return false } func rewriteValuegeneric_OpOr32(v *Value, config *Config) bool { b := v.Block _ = b + // match: (Or32 (Const32 [c]) (Const32 [d])) + // cond: + // result: (Const32 [int64(int32(c|d))]) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst32 { + break + } + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpConst32 { + break + } + d := v_1.AuxInt + v.reset(OpConst32) + v.AuxInt = int64(int32(c | d)) + return true + } // match: (Or32 x (Const32 <t> [c])) // cond: x.Op != OpConst32 // result: (Or32 (Const32 <t> [c]) x) @@ -9360,11 +11049,102 @@ func rewriteValuegeneric_OpOr32(v *Value, config *Config) bool { v.AddArg(y) return true } + // match: (Or32 x l:(Or32 _ _)) + // cond: (x.Op != OpOr32 && x.Op != OpConst32) + // result: (Or32 l x) + for { + x := v.Args[0] + l := v.Args[1] + if l.Op != OpOr32 { + break + } + if !(x.Op != OpOr32 && x.Op != OpConst32) { + break + } + v.reset(OpOr32) + v.AddArg(l) + v.AddArg(x) + return true + } + // match: (Or32 (Or32 i:(Const32 <t>) z) x) + // cond: (z.Op != OpConst32 && x.Op != OpConst32) + // result: (Or32 i (Or32 <t> z x)) + for { + v_0 := v.Args[0] + if v_0.Op != OpOr32 { + break + } + i := v_0.Args[0] + if i.Op != OpConst32 { + break + } + t := i.Type + z := v_0.Args[1] + x := v.Args[1] + if !(z.Op != OpConst32 && x.Op != OpConst32) { + break + } + v.reset(OpOr32) + v.AddArg(i) + v0 := b.NewValue0(v.Pos, OpOr32, t) + v0.AddArg(z) + v0.AddArg(x) + v.AddArg(v0) + return true + } + // match: (Or32 (Const32 <t> [c]) (Or32 (Const32 <t> [d]) x)) + // cond: + // result: (Or32 (Const32 <t> [int64(int32(c|d))]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst32 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpOr32 { + break + } + v_1_0 := v_1.Args[0] + if v_1_0.Op != OpConst32 { + break + } + if v_1_0.Type != t { + break + } + d := v_1_0.AuxInt + x := v_1.Args[1] + v.reset(OpOr32) + v0 := b.NewValue0(v.Pos, OpConst32, t) + v0.AuxInt = int64(int32(c | d)) + v.AddArg(v0) + v.AddArg(x) + return true + } return false } func rewriteValuegeneric_OpOr64(v *Value, config *Config) bool { b := v.Block _ = b + // match: (Or64 (Const64 [c]) (Const64 [d])) + // cond: + // result: (Const64 [c|d]) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst64 { + break + } + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpConst64 { + break + } + d := v_1.AuxInt + v.reset(OpConst64) + v.AuxInt = c | d + return true + } // match: (Or64 x (Const64 <t> [c])) // cond: x.Op != OpConst64 // result: (Or64 (Const64 <t> [c]) x) @@ -9503,11 +11283,102 @@ func rewriteValuegeneric_OpOr64(v *Value, config *Config) bool { v.AddArg(y) return true } + // match: (Or64 x l:(Or64 _ _)) + // cond: (x.Op != OpOr64 && x.Op != OpConst64) + // result: (Or64 l x) + for { + x := v.Args[0] + l := v.Args[1] + if l.Op != OpOr64 { + break + } + if !(x.Op != OpOr64 && x.Op != OpConst64) { + break + } + v.reset(OpOr64) + v.AddArg(l) + v.AddArg(x) + return true + } + // match: (Or64 (Or64 i:(Const64 <t>) z) x) + // cond: (z.Op != OpConst64 && x.Op != OpConst64) + // result: (Or64 i (Or64 <t> z x)) + for { + v_0 := v.Args[0] + if v_0.Op != OpOr64 { + break + } + i := v_0.Args[0] + if i.Op != OpConst64 { + break + } + t := i.Type + z := v_0.Args[1] + x := v.Args[1] + if !(z.Op != OpConst64 && x.Op != OpConst64) { + break + } + v.reset(OpOr64) + v.AddArg(i) + v0 := b.NewValue0(v.Pos, OpOr64, t) + v0.AddArg(z) + v0.AddArg(x) + v.AddArg(v0) + return true + } + // match: (Or64 (Const64 <t> [c]) (Or64 (Const64 <t> [d]) x)) + // cond: + // result: (Or64 (Const64 <t> [c|d]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst64 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpOr64 { + break + } + v_1_0 := v_1.Args[0] + if v_1_0.Op != OpConst64 { + break + } + if v_1_0.Type != t { + break + } + d := v_1_0.AuxInt + x := v_1.Args[1] + v.reset(OpOr64) + v0 := b.NewValue0(v.Pos, OpConst64, t) + v0.AuxInt = c | d + v.AddArg(v0) + v.AddArg(x) + return true + } return false } func rewriteValuegeneric_OpOr8(v *Value, config *Config) bool { b := v.Block _ = b + // match: (Or8 (Const8 [c]) (Const8 [d])) + // cond: + // result: (Const8 [int64(int8(c|d))]) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst8 { + break + } + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpConst8 { + break + } + d := v_1.AuxInt + v.reset(OpConst8) + v.AuxInt = int64(int8(c | d)) + return true + } // match: (Or8 x (Const8 <t> [c])) // cond: x.Op != OpConst8 // result: (Or8 (Const8 <t> [c]) x) @@ -9646,6 +11517,79 @@ func rewriteValuegeneric_OpOr8(v *Value, config *Config) bool { v.AddArg(y) return true } + // match: (Or8 x l:(Or8 _ _)) + // cond: (x.Op != OpOr8 && x.Op != OpConst8) + // result: (Or8 l x) + for { + x := v.Args[0] + l := v.Args[1] + if l.Op != OpOr8 { + break + } + if !(x.Op != OpOr8 && x.Op != OpConst8) { + break + } + v.reset(OpOr8) + v.AddArg(l) + v.AddArg(x) + return true + } + // match: (Or8 (Or8 i:(Const8 <t>) z) x) + // cond: (z.Op != OpConst8 && x.Op != OpConst8) + // result: (Or8 i (Or8 <t> z x)) + for { + v_0 := v.Args[0] + if v_0.Op != OpOr8 { + break + } + i := v_0.Args[0] + if i.Op != OpConst8 { + break + } + t := i.Type + z := v_0.Args[1] + x := v.Args[1] + if !(z.Op != OpConst8 && x.Op != OpConst8) { + break + } + v.reset(OpOr8) + v.AddArg(i) + v0 := b.NewValue0(v.Pos, OpOr8, t) + v0.AddArg(z) + v0.AddArg(x) + v.AddArg(v0) + return true + } + // match: (Or8 (Const8 <t> [c]) (Or8 (Const8 <t> [d]) x)) + // cond: + // result: (Or8 (Const8 <t> [int64(int8(c|d))]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst8 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpOr8 { + break + } + v_1_0 := v_1.Args[0] + if v_1_0.Op != OpConst8 { + break + } + if v_1_0.Type != t { + break + } + d := v_1_0.AuxInt + x := v_1.Args[1] + v.reset(OpOr8) + v0 := b.NewValue0(v.Pos, OpConst8, t) + v0.AuxInt = int64(int8(c | d)) + v.AddArg(v0) + v.AddArg(x) + return true + } return false } func rewriteValuegeneric_OpPhi(v *Value, config *Config) bool { @@ -13078,6 +15022,118 @@ func rewriteValuegeneric_OpSub16(v *Value, config *Config) bool { v.AddArg(x) return true } + // match: (Sub16 x (Sub16 i:(Const16 <t>) z)) + // cond: (z.Op != OpConst16 && x.Op != OpConst16) + // result: (Sub16 (Add16 <t> x z) i) + for { + x := v.Args[0] + v_1 := v.Args[1] + if v_1.Op != OpSub16 { + break + } + i := v_1.Args[0] + if i.Op != OpConst16 { + break + } + t := i.Type + z := v_1.Args[1] + if !(z.Op != OpConst16 && x.Op != OpConst16) { + break + } + v.reset(OpSub16) + v0 := b.NewValue0(v.Pos, OpAdd16, t) + v0.AddArg(x) + v0.AddArg(z) + v.AddArg(v0) + v.AddArg(i) + return true + } + // match: (Sub16 x (Sub16 z i:(Const16 <t>))) + // cond: (z.Op != OpConst16 && x.Op != OpConst16) + // result: (Add16 i (Sub16 <t> x z)) + for { + x := v.Args[0] + v_1 := v.Args[1] + if v_1.Op != OpSub16 { + break + } + z := v_1.Args[0] + i := v_1.Args[1] + if i.Op != OpConst16 { + break + } + t := i.Type + if !(z.Op != OpConst16 && x.Op != OpConst16) { + break + } + v.reset(OpAdd16) + v.AddArg(i) + v0 := b.NewValue0(v.Pos, OpSub16, t) + v0.AddArg(x) + v0.AddArg(z) + v.AddArg(v0) + return true + } + // match: (Sub16 (Const16 <t> [c]) (Sub16 x (Const16 <t> [d]))) + // cond: + // result: (Sub16 (Const16 <t> [int64(int16(c+d))]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst16 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpSub16 { + break + } + x := v_1.Args[0] + v_1_1 := v_1.Args[1] + if v_1_1.Op != OpConst16 { + break + } + if v_1_1.Type != t { + break + } + d := v_1_1.AuxInt + v.reset(OpSub16) + v0 := b.NewValue0(v.Pos, OpConst16, t) + v0.AuxInt = int64(int16(c + d)) + v.AddArg(v0) + v.AddArg(x) + return true + } + // match: (Sub16 (Const16 <t> [c]) (Sub16 (Const16 <t> [d]) x)) + // cond: + // result: (Add16 (Const16 <t> [int64(int16(c-d))]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst16 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpSub16 { + break + } + v_1_0 := v_1.Args[0] + if v_1_0.Op != OpConst16 { + break + } + if v_1_0.Type != t { + break + } + d := v_1_0.AuxInt + x := v_1.Args[1] + v.reset(OpAdd16) + v0 := b.NewValue0(v.Pos, OpConst16, t) + v0.AuxInt = int64(int16(c - d)) + v.AddArg(v0) + v.AddArg(x) + return true + } return false } func rewriteValuegeneric_OpSub32(v *Value, config *Config) bool { @@ -13170,6 +15226,118 @@ func rewriteValuegeneric_OpSub32(v *Value, config *Config) bool { v.AddArg(x) return true } + // match: (Sub32 x (Sub32 i:(Const32 <t>) z)) + // cond: (z.Op != OpConst32 && x.Op != OpConst32) + // result: (Sub32 (Add32 <t> x z) i) + for { + x := v.Args[0] + v_1 := v.Args[1] + if v_1.Op != OpSub32 { + break + } + i := v_1.Args[0] + if i.Op != OpConst32 { + break + } + t := i.Type + z := v_1.Args[1] + if !(z.Op != OpConst32 && x.Op != OpConst32) { + break + } + v.reset(OpSub32) + v0 := b.NewValue0(v.Pos, OpAdd32, t) + v0.AddArg(x) + v0.AddArg(z) + v.AddArg(v0) + v.AddArg(i) + return true + } + // match: (Sub32 x (Sub32 z i:(Const32 <t>))) + // cond: (z.Op != OpConst32 && x.Op != OpConst32) + // result: (Add32 i (Sub32 <t> x z)) + for { + x := v.Args[0] + v_1 := v.Args[1] + if v_1.Op != OpSub32 { + break + } + z := v_1.Args[0] + i := v_1.Args[1] + if i.Op != OpConst32 { + break + } + t := i.Type + if !(z.Op != OpConst32 && x.Op != OpConst32) { + break + } + v.reset(OpAdd32) + v.AddArg(i) + v0 := b.NewValue0(v.Pos, OpSub32, t) + v0.AddArg(x) + v0.AddArg(z) + v.AddArg(v0) + return true + } + // match: (Sub32 (Const32 <t> [c]) (Sub32 x (Const32 <t> [d]))) + // cond: + // result: (Sub32 (Const32 <t> [int64(int32(c+d))]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst32 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpSub32 { + break + } + x := v_1.Args[0] + v_1_1 := v_1.Args[1] + if v_1_1.Op != OpConst32 { + break + } + if v_1_1.Type != t { + break + } + d := v_1_1.AuxInt + v.reset(OpSub32) + v0 := b.NewValue0(v.Pos, OpConst32, t) + v0.AuxInt = int64(int32(c + d)) + v.AddArg(v0) + v.AddArg(x) + return true + } + // match: (Sub32 (Const32 <t> [c]) (Sub32 (Const32 <t> [d]) x)) + // cond: + // result: (Add32 (Const32 <t> [int64(int32(c-d))]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst32 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpSub32 { + break + } + v_1_0 := v_1.Args[0] + if v_1_0.Op != OpConst32 { + break + } + if v_1_0.Type != t { + break + } + d := v_1_0.AuxInt + x := v_1.Args[1] + v.reset(OpAdd32) + v0 := b.NewValue0(v.Pos, OpConst32, t) + v0.AuxInt = int64(int32(c - d)) + v.AddArg(v0) + v.AddArg(x) + return true + } return false } func rewriteValuegeneric_OpSub32F(v *Value, config *Config) bool { @@ -13302,6 +15470,118 @@ func rewriteValuegeneric_OpSub64(v *Value, config *Config) bool { v.AddArg(x) return true } + // match: (Sub64 x (Sub64 i:(Const64 <t>) z)) + // cond: (z.Op != OpConst64 && x.Op != OpConst64) + // result: (Sub64 (Add64 <t> x z) i) + for { + x := v.Args[0] + v_1 := v.Args[1] + if v_1.Op != OpSub64 { + break + } + i := v_1.Args[0] + if i.Op != OpConst64 { + break + } + t := i.Type + z := v_1.Args[1] + if !(z.Op != OpConst64 && x.Op != OpConst64) { + break + } + v.reset(OpSub64) + v0 := b.NewValue0(v.Pos, OpAdd64, t) + v0.AddArg(x) + v0.AddArg(z) + v.AddArg(v0) + v.AddArg(i) + return true + } + // match: (Sub64 x (Sub64 z i:(Const64 <t>))) + // cond: (z.Op != OpConst64 && x.Op != OpConst64) + // result: (Add64 i (Sub64 <t> x z)) + for { + x := v.Args[0] + v_1 := v.Args[1] + if v_1.Op != OpSub64 { + break + } + z := v_1.Args[0] + i := v_1.Args[1] + if i.Op != OpConst64 { + break + } + t := i.Type + if !(z.Op != OpConst64 && x.Op != OpConst64) { + break + } + v.reset(OpAdd64) + v.AddArg(i) + v0 := b.NewValue0(v.Pos, OpSub64, t) + v0.AddArg(x) + v0.AddArg(z) + v.AddArg(v0) + return true + } + // match: (Sub64 (Const64 <t> [c]) (Sub64 x (Const64 <t> [d]))) + // cond: + // result: (Sub64 (Const64 <t> [c+d]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst64 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpSub64 { + break + } + x := v_1.Args[0] + v_1_1 := v_1.Args[1] + if v_1_1.Op != OpConst64 { + break + } + if v_1_1.Type != t { + break + } + d := v_1_1.AuxInt + v.reset(OpSub64) + v0 := b.NewValue0(v.Pos, OpConst64, t) + v0.AuxInt = c + d + v.AddArg(v0) + v.AddArg(x) + return true + } + // match: (Sub64 (Const64 <t> [c]) (Sub64 (Const64 <t> [d]) x)) + // cond: + // result: (Add64 (Const64 <t> [c-d]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst64 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpSub64 { + break + } + v_1_0 := v_1.Args[0] + if v_1_0.Op != OpConst64 { + break + } + if v_1_0.Type != t { + break + } + d := v_1_0.AuxInt + x := v_1.Args[1] + v.reset(OpAdd64) + v0 := b.NewValue0(v.Pos, OpConst64, t) + v0.AuxInt = c - d + v.AddArg(v0) + v.AddArg(x) + return true + } return false } func rewriteValuegeneric_OpSub64F(v *Value, config *Config) bool { @@ -13434,6 +15714,118 @@ func rewriteValuegeneric_OpSub8(v *Value, config *Config) bool { v.AddArg(x) return true } + // match: (Sub8 x (Sub8 i:(Const8 <t>) z)) + // cond: (z.Op != OpConst8 && x.Op != OpConst8) + // result: (Sub8 (Add8 <t> x z) i) + for { + x := v.Args[0] + v_1 := v.Args[1] + if v_1.Op != OpSub8 { + break + } + i := v_1.Args[0] + if i.Op != OpConst8 { + break + } + t := i.Type + z := v_1.Args[1] + if !(z.Op != OpConst8 && x.Op != OpConst8) { + break + } + v.reset(OpSub8) + v0 := b.NewValue0(v.Pos, OpAdd8, t) + v0.AddArg(x) + v0.AddArg(z) + v.AddArg(v0) + v.AddArg(i) + return true + } + // match: (Sub8 x (Sub8 z i:(Const8 <t>))) + // cond: (z.Op != OpConst8 && x.Op != OpConst8) + // result: (Add8 i (Sub8 <t> x z)) + for { + x := v.Args[0] + v_1 := v.Args[1] + if v_1.Op != OpSub8 { + break + } + z := v_1.Args[0] + i := v_1.Args[1] + if i.Op != OpConst8 { + break + } + t := i.Type + if !(z.Op != OpConst8 && x.Op != OpConst8) { + break + } + v.reset(OpAdd8) + v.AddArg(i) + v0 := b.NewValue0(v.Pos, OpSub8, t) + v0.AddArg(x) + v0.AddArg(z) + v.AddArg(v0) + return true + } + // match: (Sub8 (Const8 <t> [c]) (Sub8 x (Const8 <t> [d]))) + // cond: + // result: (Sub8 (Const8 <t> [int64(int8(c+d))]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst8 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpSub8 { + break + } + x := v_1.Args[0] + v_1_1 := v_1.Args[1] + if v_1_1.Op != OpConst8 { + break + } + if v_1_1.Type != t { + break + } + d := v_1_1.AuxInt + v.reset(OpSub8) + v0 := b.NewValue0(v.Pos, OpConst8, t) + v0.AuxInt = int64(int8(c + d)) + v.AddArg(v0) + v.AddArg(x) + return true + } + // match: (Sub8 (Const8 <t> [c]) (Sub8 (Const8 <t> [d]) x)) + // cond: + // result: (Add8 (Const8 <t> [int64(int8(c-d))]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst8 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpSub8 { + break + } + v_1_0 := v_1.Args[0] + if v_1_0.Op != OpConst8 { + break + } + if v_1_0.Type != t { + break + } + d := v_1_0.AuxInt + x := v_1.Args[1] + v.reset(OpAdd8) + v0 := b.NewValue0(v.Pos, OpConst8, t) + v0.AuxInt = int64(int8(c - d)) + v.AddArg(v0) + v.AddArg(x) + return true + } return false } func rewriteValuegeneric_OpTrunc16to8(v *Value, config *Config) bool { @@ -13945,6 +16337,24 @@ func rewriteValuegeneric_OpTrunc64to8(v *Value, config *Config) bool { func rewriteValuegeneric_OpXor16(v *Value, config *Config) bool { b := v.Block _ = b + // match: (Xor16 (Const16 [c]) (Const16 [d])) + // cond: + // result: (Const16 [int64(int16(c^d))]) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst16 { + break + } + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpConst16 { + break + } + d := v_1.AuxInt + v.reset(OpConst16) + v.AuxInt = int64(int16(c ^ d)) + return true + } // match: (Xor16 x (Const16 <t> [c])) // cond: x.Op != OpConst16 // result: (Xor16 (Const16 <t> [c]) x) @@ -14067,11 +16477,102 @@ func rewriteValuegeneric_OpXor16(v *Value, config *Config) bool { v.AddArg(x) return true } + // match: (Xor16 x l:(Xor16 _ _)) + // cond: (x.Op != OpXor16 && x.Op != OpConst16) + // result: (Xor16 l x) + for { + x := v.Args[0] + l := v.Args[1] + if l.Op != OpXor16 { + break + } + if !(x.Op != OpXor16 && x.Op != OpConst16) { + break + } + v.reset(OpXor16) + v.AddArg(l) + v.AddArg(x) + return true + } + // match: (Xor16 (Xor16 i:(Const16 <t>) z) x) + // cond: (z.Op != OpConst16 && x.Op != OpConst16) + // result: (Xor16 i (Xor16 <t> z x)) + for { + v_0 := v.Args[0] + if v_0.Op != OpXor16 { + break + } + i := v_0.Args[0] + if i.Op != OpConst16 { + break + } + t := i.Type + z := v_0.Args[1] + x := v.Args[1] + if !(z.Op != OpConst16 && x.Op != OpConst16) { + break + } + v.reset(OpXor16) + v.AddArg(i) + v0 := b.NewValue0(v.Pos, OpXor16, t) + v0.AddArg(z) + v0.AddArg(x) + v.AddArg(v0) + return true + } + // match: (Xor16 (Const16 <t> [c]) (Xor16 (Const16 <t> [d]) x)) + // cond: + // result: (Xor16 (Const16 <t> [int64(int16(c^d))]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst16 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpXor16 { + break + } + v_1_0 := v_1.Args[0] + if v_1_0.Op != OpConst16 { + break + } + if v_1_0.Type != t { + break + } + d := v_1_0.AuxInt + x := v_1.Args[1] + v.reset(OpXor16) + v0 := b.NewValue0(v.Pos, OpConst16, t) + v0.AuxInt = int64(int16(c ^ d)) + v.AddArg(v0) + v.AddArg(x) + return true + } return false } func rewriteValuegeneric_OpXor32(v *Value, config *Config) bool { b := v.Block _ = b + // match: (Xor32 (Const32 [c]) (Const32 [d])) + // cond: + // result: (Const32 [int64(int32(c^d))]) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst32 { + break + } + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpConst32 { + break + } + d := v_1.AuxInt + v.reset(OpConst32) + v.AuxInt = int64(int32(c ^ d)) + return true + } // match: (Xor32 x (Const32 <t> [c])) // cond: x.Op != OpConst32 // result: (Xor32 (Const32 <t> [c]) x) @@ -14194,11 +16695,102 @@ func rewriteValuegeneric_OpXor32(v *Value, config *Config) bool { v.AddArg(x) return true } + // match: (Xor32 x l:(Xor32 _ _)) + // cond: (x.Op != OpXor32 && x.Op != OpConst32) + // result: (Xor32 l x) + for { + x := v.Args[0] + l := v.Args[1] + if l.Op != OpXor32 { + break + } + if !(x.Op != OpXor32 && x.Op != OpConst32) { + break + } + v.reset(OpXor32) + v.AddArg(l) + v.AddArg(x) + return true + } + // match: (Xor32 (Xor32 i:(Const32 <t>) z) x) + // cond: (z.Op != OpConst32 && x.Op != OpConst32) + // result: (Xor32 i (Xor32 <t> z x)) + for { + v_0 := v.Args[0] + if v_0.Op != OpXor32 { + break + } + i := v_0.Args[0] + if i.Op != OpConst32 { + break + } + t := i.Type + z := v_0.Args[1] + x := v.Args[1] + if !(z.Op != OpConst32 && x.Op != OpConst32) { + break + } + v.reset(OpXor32) + v.AddArg(i) + v0 := b.NewValue0(v.Pos, OpXor32, t) + v0.AddArg(z) + v0.AddArg(x) + v.AddArg(v0) + return true + } + // match: (Xor32 (Const32 <t> [c]) (Xor32 (Const32 <t> [d]) x)) + // cond: + // result: (Xor32 (Const32 <t> [int64(int32(c^d))]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst32 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpXor32 { + break + } + v_1_0 := v_1.Args[0] + if v_1_0.Op != OpConst32 { + break + } + if v_1_0.Type != t { + break + } + d := v_1_0.AuxInt + x := v_1.Args[1] + v.reset(OpXor32) + v0 := b.NewValue0(v.Pos, OpConst32, t) + v0.AuxInt = int64(int32(c ^ d)) + v.AddArg(v0) + v.AddArg(x) + return true + } return false } func rewriteValuegeneric_OpXor64(v *Value, config *Config) bool { b := v.Block _ = b + // match: (Xor64 (Const64 [c]) (Const64 [d])) + // cond: + // result: (Const64 [c^d]) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst64 { + break + } + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpConst64 { + break + } + d := v_1.AuxInt + v.reset(OpConst64) + v.AuxInt = c ^ d + return true + } // match: (Xor64 x (Const64 <t> [c])) // cond: x.Op != OpConst64 // result: (Xor64 (Const64 <t> [c]) x) @@ -14321,11 +16913,102 @@ func rewriteValuegeneric_OpXor64(v *Value, config *Config) bool { v.AddArg(x) return true } + // match: (Xor64 x l:(Xor64 _ _)) + // cond: (x.Op != OpXor64 && x.Op != OpConst64) + // result: (Xor64 l x) + for { + x := v.Args[0] + l := v.Args[1] + if l.Op != OpXor64 { + break + } + if !(x.Op != OpXor64 && x.Op != OpConst64) { + break + } + v.reset(OpXor64) + v.AddArg(l) + v.AddArg(x) + return true + } + // match: (Xor64 (Xor64 i:(Const64 <t>) z) x) + // cond: (z.Op != OpConst64 && x.Op != OpConst64) + // result: (Xor64 i (Xor64 <t> z x)) + for { + v_0 := v.Args[0] + if v_0.Op != OpXor64 { + break + } + i := v_0.Args[0] + if i.Op != OpConst64 { + break + } + t := i.Type + z := v_0.Args[1] + x := v.Args[1] + if !(z.Op != OpConst64 && x.Op != OpConst64) { + break + } + v.reset(OpXor64) + v.AddArg(i) + v0 := b.NewValue0(v.Pos, OpXor64, t) + v0.AddArg(z) + v0.AddArg(x) + v.AddArg(v0) + return true + } + // match: (Xor64 (Const64 <t> [c]) (Xor64 (Const64 <t> [d]) x)) + // cond: + // result: (Xor64 (Const64 <t> [c^d]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst64 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpXor64 { + break + } + v_1_0 := v_1.Args[0] + if v_1_0.Op != OpConst64 { + break + } + if v_1_0.Type != t { + break + } + d := v_1_0.AuxInt + x := v_1.Args[1] + v.reset(OpXor64) + v0 := b.NewValue0(v.Pos, OpConst64, t) + v0.AuxInt = c ^ d + v.AddArg(v0) + v.AddArg(x) + return true + } return false } func rewriteValuegeneric_OpXor8(v *Value, config *Config) bool { b := v.Block _ = b + // match: (Xor8 (Const8 [c]) (Const8 [d])) + // cond: + // result: (Const8 [int64(int8(c^d))]) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst8 { + break + } + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpConst8 { + break + } + d := v_1.AuxInt + v.reset(OpConst8) + v.AuxInt = int64(int8(c ^ d)) + return true + } // match: (Xor8 x (Const8 <t> [c])) // cond: x.Op != OpConst8 // result: (Xor8 (Const8 <t> [c]) x) @@ -14448,6 +17131,79 @@ func rewriteValuegeneric_OpXor8(v *Value, config *Config) bool { v.AddArg(x) return true } + // match: (Xor8 x l:(Xor8 _ _)) + // cond: (x.Op != OpXor8 && x.Op != OpConst8) + // result: (Xor8 l x) + for { + x := v.Args[0] + l := v.Args[1] + if l.Op != OpXor8 { + break + } + if !(x.Op != OpXor8 && x.Op != OpConst8) { + break + } + v.reset(OpXor8) + v.AddArg(l) + v.AddArg(x) + return true + } + // match: (Xor8 (Xor8 i:(Const8 <t>) z) x) + // cond: (z.Op != OpConst8 && x.Op != OpConst8) + // result: (Xor8 i (Xor8 <t> z x)) + for { + v_0 := v.Args[0] + if v_0.Op != OpXor8 { + break + } + i := v_0.Args[0] + if i.Op != OpConst8 { + break + } + t := i.Type + z := v_0.Args[1] + x := v.Args[1] + if !(z.Op != OpConst8 && x.Op != OpConst8) { + break + } + v.reset(OpXor8) + v.AddArg(i) + v0 := b.NewValue0(v.Pos, OpXor8, t) + v0.AddArg(z) + v0.AddArg(x) + v.AddArg(v0) + return true + } + // match: (Xor8 (Const8 <t> [c]) (Xor8 (Const8 <t> [d]) x)) + // cond: + // result: (Xor8 (Const8 <t> [int64(int8(c^d))]) x) + for { + v_0 := v.Args[0] + if v_0.Op != OpConst8 { + break + } + t := v_0.Type + c := v_0.AuxInt + v_1 := v.Args[1] + if v_1.Op != OpXor8 { + break + } + v_1_0 := v_1.Args[0] + if v_1_0.Op != OpConst8 { + break + } + if v_1_0.Type != t { + break + } + d := v_1_0.AuxInt + x := v_1.Args[1] + v.reset(OpXor8) + v0 := b.NewValue0(v.Pos, OpConst8, t) + v0.AuxInt = int64(int8(c ^ d)) + v.AddArg(v0) + v.AddArg(x) + return true + } return false } func rewriteValuegeneric_OpZero(v *Value, config *Config) bool { diff --git a/test/loopbce.go b/test/loopbce.go index ea195217e6..010f11f027 100644 --- a/test/loopbce.go +++ b/test/loopbce.go @@ -197,7 +197,7 @@ func k4(a [100]int) [100]int { func k5(a [100]int) [100]int { max := (1 << 63) - 1 for i := max - 50; i < max; i++ { // ERROR "Induction variable with minimum 9223372036854775757 and increment 1$" - a[i-max+50] = i + a[i-max+50] = i // ERROR "Found redundant \(IsInBounds ind 100\), ind < 50$" a[i-(max-70)] = i // ERROR "Found redundant \(IsInBounds ind 100\), ind < 70$" } return a |