diff options
Diffstat (limited to 'src/cmd/compile/internal/ssa/gen/ARM.rules')
| -rw-r--r-- | src/cmd/compile/internal/ssa/gen/ARM.rules | 2232 |
1 files changed, 1116 insertions, 1116 deletions
diff --git a/src/cmd/compile/internal/ssa/gen/ARM.rules b/src/cmd/compile/internal/ssa/gen/ARM.rules index 983f884849..11c36b5da3 100644 --- a/src/cmd/compile/internal/ssa/gen/ARM.rules +++ b/src/cmd/compile/internal/ssa/gen/ARM.rules @@ -2,83 +2,83 @@ // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. -(Add(Ptr|32|16|8) ...) -> (ADD ...) -(Add(32|64)F ...) -> (ADD(F|D) ...) -(Add32carry ...) -> (ADDS ...) -(Add32withcarry ...) -> (ADC ...) +(Add(Ptr|32|16|8) ...) => (ADD ...) +(Add(32|64)F ...) => (ADD(F|D) ...) +(Add32carry ...) => (ADDS ...) +(Add32withcarry ...) => (ADC ...) -(Sub(Ptr|32|16|8) ...) -> (SUB ...) -(Sub(32|64)F ...) -> (SUB(F|D) ...) -(Sub32carry ...) -> (SUBS ...) -(Sub32withcarry ...) -> (SBC ...) +(Sub(Ptr|32|16|8) ...) => (SUB ...) +(Sub(32|64)F ...) => (SUB(F|D) ...) +(Sub32carry ...) => (SUBS ...) +(Sub32withcarry ...) => (SBC ...) -(Mul(32|16|8) ...) -> (MUL ...) -(Mul(32|64)F ...) -> (MUL(F|D) ...) -(Hmul(32|32u) ...) -> (HMU(L|LU) ...) -(Mul32uhilo ...) -> (MULLU ...) +(Mul(32|16|8) ...) => (MUL ...) +(Mul(32|64)F ...) => (MUL(F|D) ...) +(Hmul(32|32u) ...) => (HMU(L|LU) ...) +(Mul32uhilo ...) => (MULLU ...) -(Div32 x y) -> +(Div32 x y) => (SUB (XOR <typ.UInt32> // negate the result if one operand is negative (Select0 <typ.UInt32> (CALLudiv (SUB <typ.UInt32> (XOR x <typ.UInt32> (Signmask x)) (Signmask x)) // negate x if negative (SUB <typ.UInt32> (XOR y <typ.UInt32> (Signmask y)) (Signmask y)))) // negate y if negative (Signmask (XOR <typ.UInt32> x y))) (Signmask (XOR <typ.UInt32> x y))) -(Div32u x y) -> (Select0 <typ.UInt32> (CALLudiv x y)) -(Div16 x y) -> (Div32 (SignExt16to32 x) (SignExt16to32 y)) -(Div16u x y) -> (Div32u (ZeroExt16to32 x) (ZeroExt16to32 y)) -(Div8 x y) -> (Div32 (SignExt8to32 x) (SignExt8to32 y)) -(Div8u x y) -> (Div32u (ZeroExt8to32 x) (ZeroExt8to32 y)) -(Div(32|64)F ...) -> (DIV(F|D) ...) +(Div32u x y) => (Select0 <typ.UInt32> (CALLudiv x y)) +(Div16 x y) => (Div32 (SignExt16to32 x) (SignExt16to32 y)) +(Div16u x y) => (Div32u (ZeroExt16to32 x) (ZeroExt16to32 y)) +(Div8 x y) => (Div32 (SignExt8to32 x) (SignExt8to32 y)) +(Div8u x y) => (Div32u (ZeroExt8to32 x) (ZeroExt8to32 y)) +(Div(32|64)F ...) => (DIV(F|D) ...) -(Mod32 x y) -> +(Mod32 x y) => (SUB (XOR <typ.UInt32> // negate the result if x is negative (Select1 <typ.UInt32> (CALLudiv (SUB <typ.UInt32> (XOR <typ.UInt32> x (Signmask x)) (Signmask x)) // negate x if negative (SUB <typ.UInt32> (XOR <typ.UInt32> y (Signmask y)) (Signmask y)))) // negate y if negative (Signmask x)) (Signmask x)) -(Mod32u x y) -> (Select1 <typ.UInt32> (CALLudiv x y)) -(Mod16 x y) -> (Mod32 (SignExt16to32 x) (SignExt16to32 y)) -(Mod16u x y) -> (Mod32u (ZeroExt16to32 x) (ZeroExt16to32 y)) -(Mod8 x y) -> (Mod32 (SignExt8to32 x) (SignExt8to32 y)) -(Mod8u x y) -> (Mod32u (ZeroExt8to32 x) (ZeroExt8to32 y)) +(Mod32u x y) => (Select1 <typ.UInt32> (CALLudiv x y)) +(Mod16 x y) => (Mod32 (SignExt16to32 x) (SignExt16to32 y)) +(Mod16u x y) => (Mod32u (ZeroExt16to32 x) (ZeroExt16to32 y)) +(Mod8 x y) => (Mod32 (SignExt8to32 x) (SignExt8to32 y)) +(Mod8u x y) => (Mod32u (ZeroExt8to32 x) (ZeroExt8to32 y)) // (x + y) / 2 with x>=y -> (x - y) / 2 + y -(Avg32u <t> x y) -> (ADD (SRLconst <t> (SUB <t> x y) [1]) y) +(Avg32u <t> x y) => (ADD (SRLconst <t> (SUB <t> x y) [1]) y) -(And(32|16|8) ...) -> (AND ...) -(Or(32|16|8) ...) -> (OR ...) -(Xor(32|16|8) ...) -> (XOR ...) +(And(32|16|8) ...) => (AND ...) +(Or(32|16|8) ...) => (OR ...) +(Xor(32|16|8) ...) => (XOR ...) // unary ops -(Neg(32|16|8) x) -> (RSBconst [0] x) -(Neg(32|64)F ...) -> (NEG(F|D) ...) +(Neg(32|16|8) x) => (RSBconst [0] x) +(Neg(32|64)F ...) => (NEG(F|D) ...) -(Com(32|16|8) ...) -> (MVN ...) +(Com(32|16|8) ...) => (MVN ...) -(Sqrt ...) -> (SQRTD ...) -(Abs ...) -> (ABSD ...) +(Sqrt ...) => (SQRTD ...) +(Abs ...) => (ABSD ...) // TODO: optimize this for ARMv5 and ARMv6 -(Ctz32NonZero ...) -> (Ctz32 ...) -(Ctz16NonZero ...) -> (Ctz32 ...) -(Ctz8NonZero ...) -> (Ctz32 ...) +(Ctz32NonZero ...) => (Ctz32 ...) +(Ctz16NonZero ...) => (Ctz32 ...) +(Ctz8NonZero ...) => (Ctz32 ...) // count trailing zero for ARMv5 and ARMv6 // 32 - CLZ(x&-x - 1) -(Ctz32 <t> x) && objabi.GOARM<=6 -> +(Ctz32 <t> x) && objabi.GOARM<=6 => (RSBconst [32] (CLZ <t> (SUBconst <t> (AND <t> x (RSBconst <t> [0] x)) [1]))) -(Ctz16 <t> x) && objabi.GOARM<=6 -> +(Ctz16 <t> x) && objabi.GOARM<=6 => (RSBconst [32] (CLZ <t> (SUBconst <typ.UInt32> (AND <typ.UInt32> (ORconst <typ.UInt32> [0x10000] x) (RSBconst <typ.UInt32> [0] (ORconst <typ.UInt32> [0x10000] x))) [1]))) -(Ctz8 <t> x) && objabi.GOARM<=6 -> +(Ctz8 <t> x) && objabi.GOARM<=6 => (RSBconst [32] (CLZ <t> (SUBconst <typ.UInt32> (AND <typ.UInt32> (ORconst <typ.UInt32> [0x100] x) (RSBconst <typ.UInt32> [0] (ORconst <typ.UInt32> [0x100] x))) [1]))) // count trailing zero for ARMv7 -(Ctz32 <t> x) && objabi.GOARM==7 -> (CLZ <t> (RBIT <t> x)) -(Ctz16 <t> x) && objabi.GOARM==7 -> (CLZ <t> (RBIT <typ.UInt32> (ORconst <typ.UInt32> [0x10000] x))) -(Ctz8 <t> x) && objabi.GOARM==7 -> (CLZ <t> (RBIT <typ.UInt32> (ORconst <typ.UInt32> [0x100] x))) +(Ctz32 <t> x) && objabi.GOARM==7 => (CLZ <t> (RBIT <t> x)) +(Ctz16 <t> x) && objabi.GOARM==7 => (CLZ <t> (RBIT <typ.UInt32> (ORconst <typ.UInt32> [0x10000] x))) +(Ctz8 <t> x) && objabi.GOARM==7 => (CLZ <t> (RBIT <typ.UInt32> (ORconst <typ.UInt32> [0x100] x))) // bit length -(BitLen32 <t> x) -> (RSBconst [32] (CLZ <t> x)) +(BitLen32 <t> x) => (RSBconst [32] (CLZ <t> x)) // byte swap for ARMv5 // let (a, b, c, d) be the bytes of x from high to low @@ -89,203 +89,203 @@ // t5 = x right rotate 8 bits -- (d, a, b, c ) // result = t4 ^ t5 -- (d, c, b, a ) // using shifted ops this can be done in 4 instructions. -(Bswap32 <t> x) && objabi.GOARM==5 -> +(Bswap32 <t> x) && objabi.GOARM==5 => (XOR <t> (SRLconst <t> (BICconst <t> (XOR <t> x (SRRconst <t> [16] x)) [0xff0000]) [8]) (SRRconst <t> x [8])) // byte swap for ARMv6 and above -(Bswap32 x) && objabi.GOARM>=6 -> (REV x) +(Bswap32 x) && objabi.GOARM>=6 => (REV x) // boolean ops -- booleans are represented with 0=false, 1=true -(AndB ...) -> (AND ...) -(OrB ...) -> (OR ...) -(EqB x y) -> (XORconst [1] (XOR <typ.Bool> x y)) -(NeqB ...) -> (XOR ...) -(Not x) -> (XORconst [1] x) +(AndB ...) => (AND ...) +(OrB ...) => (OR ...) +(EqB x y) => (XORconst [1] (XOR <typ.Bool> x y)) +(NeqB ...) => (XOR ...) +(Not x) => (XORconst [1] x) // shifts // hardware instruction uses only the low byte of the shift // we compare to 256 to ensure Go semantics for large shifts -(Lsh32x32 x y) -> (CMOVWHSconst (SLL <x.Type> x y) (CMPconst [256] y) [0]) -(Lsh32x16 x y) -> (CMOVWHSconst (SLL <x.Type> x (ZeroExt16to32 y)) (CMPconst [256] (ZeroExt16to32 y)) [0]) -(Lsh32x8 x y) -> (SLL x (ZeroExt8to32 y)) +(Lsh32x32 x y) => (CMOVWHSconst (SLL <x.Type> x y) (CMPconst [256] y) [0]) +(Lsh32x16 x y) => (CMOVWHSconst (SLL <x.Type> x (ZeroExt16to32 y)) (CMPconst [256] (ZeroExt16to32 y)) [0]) +(Lsh32x8 x y) => (SLL x (ZeroExt8to32 y)) -(Lsh16x32 x y) -> (CMOVWHSconst (SLL <x.Type> x y) (CMPconst [256] y) [0]) -(Lsh16x16 x y) -> (CMOVWHSconst (SLL <x.Type> x (ZeroExt16to32 y)) (CMPconst [256] (ZeroExt16to32 y)) [0]) -(Lsh16x8 x y) -> (SLL x (ZeroExt8to32 y)) +(Lsh16x32 x y) => (CMOVWHSconst (SLL <x.Type> x y) (CMPconst [256] y) [0]) +(Lsh16x16 x y) => (CMOVWHSconst (SLL <x.Type> x (ZeroExt16to32 y)) (CMPconst [256] (ZeroExt16to32 y)) [0]) +(Lsh16x8 x y) => (SLL x (ZeroExt8to32 y)) -(Lsh8x32 x y) -> (CMOVWHSconst (SLL <x.Type> x y) (CMPconst [256] y) [0]) -(Lsh8x16 x y) -> (CMOVWHSconst (SLL <x.Type> x (ZeroExt16to32 y)) (CMPconst [256] (ZeroExt16to32 y)) [0]) -(Lsh8x8 x y) -> (SLL x (ZeroExt8to32 y)) +(Lsh8x32 x y) => (CMOVWHSconst (SLL <x.Type> x y) (CMPconst [256] y) [0]) +(Lsh8x16 x y) => (CMOVWHSconst (SLL <x.Type> x (ZeroExt16to32 y)) (CMPconst [256] (ZeroExt16to32 y)) [0]) +(Lsh8x8 x y) => (SLL x (ZeroExt8to32 y)) -(Rsh32Ux32 x y) -> (CMOVWHSconst (SRL <x.Type> x y) (CMPconst [256] y) [0]) -(Rsh32Ux16 x y) -> (CMOVWHSconst (SRL <x.Type> x (ZeroExt16to32 y)) (CMPconst [256] (ZeroExt16to32 y)) [0]) -(Rsh32Ux8 x y) -> (SRL x (ZeroExt8to32 y)) +(Rsh32Ux32 x y) => (CMOVWHSconst (SRL <x.Type> x y) (CMPconst [256] y) [0]) +(Rsh32Ux16 x y) => (CMOVWHSconst (SRL <x.Type> x (ZeroExt16to32 y)) (CMPconst [256] (ZeroExt16to32 y)) [0]) +(Rsh32Ux8 x y) => (SRL x (ZeroExt8to32 y)) -(Rsh16Ux32 x y) -> (CMOVWHSconst (SRL <x.Type> (ZeroExt16to32 x) y) (CMPconst [256] y) [0]) -(Rsh16Ux16 x y) -> (CMOVWHSconst (SRL <x.Type> (ZeroExt16to32 x) (ZeroExt16to32 y)) (CMPconst [256] (ZeroExt16to32 y)) [0]) -(Rsh16Ux8 x y) -> (SRL (ZeroExt16to32 x) (ZeroExt8to32 y)) +(Rsh16Ux32 x y) => (CMOVWHSconst (SRL <x.Type> (ZeroExt16to32 x) y) (CMPconst [256] y) [0]) +(Rsh16Ux16 x y) => (CMOVWHSconst (SRL <x.Type> (ZeroExt16to32 x) (ZeroExt16to32 y)) (CMPconst [256] (ZeroExt16to32 y)) [0]) +(Rsh16Ux8 x y) => (SRL (ZeroExt16to32 x) (ZeroExt8to32 y)) -(Rsh8Ux32 x y) -> (CMOVWHSconst (SRL <x.Type> (ZeroExt8to32 x) y) (CMPconst [256] y) [0]) -(Rsh8Ux16 x y) -> (CMOVWHSconst (SRL <x.Type> (ZeroExt8to32 x) (ZeroExt16to32 y)) (CMPconst [256] (ZeroExt16to32 y)) [0]) -(Rsh8Ux8 x y) -> (SRL (ZeroExt8to32 x) (ZeroExt8to32 y)) +(Rsh8Ux32 x y) => (CMOVWHSconst (SRL <x.Type> (ZeroExt8to32 x) y) (CMPconst [256] y) [0]) +(Rsh8Ux16 x y) => (CMOVWHSconst (SRL <x.Type> (ZeroExt8to32 x) (ZeroExt16to32 y)) (CMPconst [256] (ZeroExt16to32 y)) [0]) +(Rsh8Ux8 x y) => (SRL (ZeroExt8to32 x) (ZeroExt8to32 y)) -(Rsh32x32 x y) -> (SRAcond x y (CMPconst [256] y)) -(Rsh32x16 x y) -> (SRAcond x (ZeroExt16to32 y) (CMPconst [256] (ZeroExt16to32 y))) -(Rsh32x8 x y) -> (SRA x (ZeroExt8to32 y)) +(Rsh32x32 x y) => (SRAcond x y (CMPconst [256] y)) +(Rsh32x16 x y) => (SRAcond x (ZeroExt16to32 y) (CMPconst [256] (ZeroExt16to32 y))) +(Rsh32x8 x y) => (SRA x (ZeroExt8to32 y)) -(Rsh16x32 x y) -> (SRAcond (SignExt16to32 x) y (CMPconst [256] y)) -(Rsh16x16 x y) -> (SRAcond (SignExt16to32 x) (ZeroExt16to32 y) (CMPconst [256] (ZeroExt16to32 y))) -(Rsh16x8 x y) -> (SRA (SignExt16to32 x) (ZeroExt8to32 y)) +(Rsh16x32 x y) => (SRAcond (SignExt16to32 x) y (CMPconst [256] y)) +(Rsh16x16 x y) => (SRAcond (SignExt16to32 x) (ZeroExt16to32 y) (CMPconst [256] (ZeroExt16to32 y))) +(Rsh16x8 x y) => (SRA (SignExt16to32 x) (ZeroExt8to32 y)) -(Rsh8x32 x y) -> (SRAcond (SignExt8to32 x) y (CMPconst [256] y)) -(Rsh8x16 x y) -> (SRAcond (SignExt8to32 x) (ZeroExt16to32 y) (CMPconst [256] (ZeroExt16to32 y))) -(Rsh8x8 x y) -> (SRA (SignExt8to32 x) (ZeroExt8to32 y)) +(Rsh8x32 x y) => (SRAcond (SignExt8to32 x) y (CMPconst [256] y)) +(Rsh8x16 x y) => (SRAcond (SignExt8to32 x) (ZeroExt16to32 y) (CMPconst [256] (ZeroExt16to32 y))) +(Rsh8x8 x y) => (SRA (SignExt8to32 x) (ZeroExt8to32 y)) // constant shifts // generic opt rewrites all constant shifts to shift by Const64 -(Lsh32x64 x (Const64 [c])) && uint64(c) < 32 -> (SLLconst x [c]) -(Rsh32x64 x (Const64 [c])) && uint64(c) < 32 -> (SRAconst x [c]) -(Rsh32Ux64 x (Const64 [c])) && uint64(c) < 32 -> (SRLconst x [c]) -(Lsh16x64 x (Const64 [c])) && uint64(c) < 16 -> (SLLconst x [c]) -(Rsh16x64 x (Const64 [c])) && uint64(c) < 16 -> (SRAconst (SLLconst <typ.UInt32> x [16]) [c+16]) -(Rsh16Ux64 x (Const64 [c])) && uint64(c) < 16 -> (SRLconst (SLLconst <typ.UInt32> x [16]) [c+16]) -(Lsh8x64 x (Const64 [c])) && uint64(c) < 8 -> (SLLconst x [c]) -(Rsh8x64 x (Const64 [c])) && uint64(c) < 8 -> (SRAconst (SLLconst <typ.UInt32> x [24]) [c+24]) -(Rsh8Ux64 x (Const64 [c])) && uint64(c) < 8 -> (SRLconst (SLLconst <typ.UInt32> x [24]) [c+24]) +(Lsh32x64 x (Const64 [c])) && uint64(c) < 32 => (SLLconst x [int32(c)]) +(Rsh32x64 x (Const64 [c])) && uint64(c) < 32 => (SRAconst x [int32(c)]) +(Rsh32Ux64 x (Const64 [c])) && uint64(c) < 32 => (SRLconst x [int32(c)]) +(Lsh16x64 x (Const64 [c])) && uint64(c) < 16 => (SLLconst x [int32(c)]) +(Rsh16x64 x (Const64 [c])) && uint64(c) < 16 => (SRAconst (SLLconst <typ.UInt32> x [16]) [int32(c+16)]) +(Rsh16Ux64 x (Const64 [c])) && uint64(c) < 16 => (SRLconst (SLLconst <typ.UInt32> x [16]) [int32(c+16)]) +(Lsh8x64 x (Const64 [c])) && uint64(c) < 8 => (SLLconst x [int32(c)]) +(Rsh8x64 x (Const64 [c])) && uint64(c) < 8 => (SRAconst (SLLconst <typ.UInt32> x [24]) [int32(c+24)]) +(Rsh8Ux64 x (Const64 [c])) && uint64(c) < 8 => (SRLconst (SLLconst <typ.UInt32> x [24]) [int32(c+24)]) // large constant shifts -(Lsh32x64 _ (Const64 [c])) && uint64(c) >= 32 -> (Const32 [0]) -(Rsh32Ux64 _ (Const64 [c])) && uint64(c) >= 32 -> (Const32 [0]) -(Lsh16x64 _ (Const64 [c])) && uint64(c) >= 16 -> (Const16 [0]) -(Rsh16Ux64 _ (Const64 [c])) && uint64(c) >= 16 -> (Const16 [0]) -(Lsh8x64 _ (Const64 [c])) && uint64(c) >= 8 -> (Const8 [0]) -(Rsh8Ux64 _ (Const64 [c])) && uint64(c) >= 8 -> (Const8 [0]) +(Lsh32x64 _ (Const64 [c])) && uint64(c) >= 32 => (Const32 [0]) +(Rsh32Ux64 _ (Const64 [c])) && uint64(c) >= 32 => (Const32 [0]) +(Lsh16x64 _ (Const64 [c])) && uint64(c) >= 16 => (Const16 [0]) +(Rsh16Ux64 _ (Const64 [c])) && uint64(c) >= 16 => (Const16 [0]) +(Lsh8x64 _ (Const64 [c])) && uint64(c) >= 8 => (Const8 [0]) +(Rsh8Ux64 _ (Const64 [c])) && uint64(c) >= 8 => (Const8 [0]) // large constant signed right shift, we leave the sign bit -(Rsh32x64 x (Const64 [c])) && uint64(c) >= 32 -> (SRAconst x [31]) -(Rsh16x64 x (Const64 [c])) && uint64(c) >= 16 -> (SRAconst (SLLconst <typ.UInt32> x [16]) [31]) -(Rsh8x64 x (Const64 [c])) && uint64(c) >= 8 -> (SRAconst (SLLconst <typ.UInt32> x [24]) [31]) +(Rsh32x64 x (Const64 [c])) && uint64(c) >= 32 => (SRAconst x [31]) +(Rsh16x64 x (Const64 [c])) && uint64(c) >= 16 => (SRAconst (SLLconst <typ.UInt32> x [16]) [31]) +(Rsh8x64 x (Const64 [c])) && uint64(c) >= 8 => (SRAconst (SLLconst <typ.UInt32> x [24]) [31]) // constants -(Const(8|16|32) ...) -> (MOVWconst ...) -(Const(32F|64F) ...) -> (MOV(F|D)const ...) -(ConstNil) -> (MOVWconst [0]) -(ConstBool ...) -> (MOVWconst ...) +(Const(8|16|32) [val]) => (MOVWconst [int32(val)]) +(Const(32|64)F [val]) => (MOV(F|D)const [float64(val)]) +(ConstNil) => (MOVWconst [0]) +(ConstBool [b]) => (MOVWconst [b2i32(b)]) // truncations // Because we ignore high parts of registers, truncates are just copies. -(Trunc16to8 ...) -> (Copy ...) -(Trunc32to8 ...) -> (Copy ...) -(Trunc32to16 ...) -> (Copy ...) +(Trunc16to8 ...) => (Copy ...) +(Trunc32to8 ...) => (Copy ...) +(Trunc32to16 ...) => (Copy ...) // Zero-/Sign-extensions -(ZeroExt8to16 ...) -> (MOVBUreg ...) -(ZeroExt8to32 ...) -> (MOVBUreg ...) -(ZeroExt16to32 ...) -> (MOVHUreg ...) +(ZeroExt8to16 ...) => (MOVBUreg ...) +(ZeroExt8to32 ...) => (MOVBUreg ...) +(ZeroExt16to32 ...) => (MOVHUreg ...) -(SignExt8to16 ...) -> (MOVBreg ...) -(SignExt8to32 ...) -> (MOVBreg ...) -(SignExt16to32 ...) -> (MOVHreg ...) +(SignExt8to16 ...) => (MOVBreg ...) +(SignExt8to32 ...) => (MOVBreg ...) +(SignExt16to32 ...) => (MOVHreg ...) -(Signmask x) -> (SRAconst x [31]) -(Zeromask x) -> (SRAconst (RSBshiftRL <typ.Int32> x x [1]) [31]) // sign bit of uint32(x)>>1 - x -(Slicemask <t> x) -> (SRAconst (RSBconst <t> [0] x) [31]) +(Signmask x) => (SRAconst x [31]) +(Zeromask x) => (SRAconst (RSBshiftRL <typ.Int32> x x [1]) [31]) // sign bit of uint32(x)>>1 - x +(Slicemask <t> x) => (SRAconst (RSBconst <t> [0] x) [31]) // float <-> int conversion -(Cvt32to32F ...) -> (MOVWF ...) -(Cvt32to64F ...) -> (MOVWD ...) -(Cvt32Uto32F ...) -> (MOVWUF ...) -(Cvt32Uto64F ...) -> (MOVWUD ...) -(Cvt32Fto32 ...) -> (MOVFW ...) -(Cvt64Fto32 ...) -> (MOVDW ...) -(Cvt32Fto32U ...) -> (MOVFWU ...) -(Cvt64Fto32U ...) -> (MOVDWU ...) -(Cvt32Fto64F ...) -> (MOVFD ...) -(Cvt64Fto32F ...) -> (MOVDF ...) +(Cvt32to32F ...) => (MOVWF ...) +(Cvt32to64F ...) => (MOVWD ...) +(Cvt32Uto32F ...) => (MOVWUF ...) +(Cvt32Uto64F ...) => (MOVWUD ...) +(Cvt32Fto32 ...) => (MOVFW ...) +(Cvt64Fto32 ...) => (MOVDW ...) +(Cvt32Fto32U ...) => (MOVFWU ...) +(Cvt64Fto32U ...) => (MOVDWU ...) +(Cvt32Fto64F ...) => (MOVFD ...) +(Cvt64Fto32F ...) => (MOVDF ...) -(Round(32|64)F ...) -> (Copy ...) +(Round(32|64)F ...) => (Copy ...) -(CvtBoolToUint8 ...) -> (Copy ...) +(CvtBoolToUint8 ...) => (Copy ...) // fused-multiply-add -(FMA x y z) -> (FMULAD z x y) +(FMA x y z) => (FMULAD z x y) // comparisons -(Eq8 x y) -> (Equal (CMP (ZeroExt8to32 x) (ZeroExt8to32 y))) -(Eq16 x y) -> (Equal (CMP (ZeroExt16to32 x) (ZeroExt16to32 y))) -(Eq32 x y) -> (Equal (CMP x y)) -(EqPtr x y) -> (Equal (CMP x y)) -(Eq(32|64)F x y) -> (Equal (CMP(F|D) x y)) +(Eq8 x y) => (Equal (CMP (ZeroExt8to32 x) (ZeroExt8to32 y))) +(Eq16 x y) => (Equal (CMP (ZeroExt16to32 x) (ZeroExt16to32 y))) +(Eq32 x y) => (Equal (CMP x y)) +(EqPtr x y) => (Equal (CMP x y)) +(Eq(32|64)F x y) => (Equal (CMP(F|D) x y)) -(Neq8 x y) -> (NotEqual (CMP (ZeroExt8to32 x) (ZeroExt8to32 y))) -(Neq16 x y) -> (NotEqual (CMP (ZeroExt16to32 x) (ZeroExt16to32 y))) -(Neq32 x y) -> (NotEqual (CMP x y)) -(NeqPtr x y) -> (NotEqual (CMP x y)) -(Neq(32|64)F x y) -> (NotEqual (CMP(F|D) x y)) +(Neq8 x y) => (NotEqual (CMP (ZeroExt8to32 x) (ZeroExt8to32 y))) +(Neq16 x y) => (NotEqual (CMP (ZeroExt16to32 x) (ZeroExt16to32 y))) +(Neq32 x y) => (NotEqual (CMP x y)) +(NeqPtr x y) => (NotEqual (CMP x y)) +(Neq(32|64)F x y) => (NotEqual (CMP(F|D) x y)) -(Less8 x y) -> (LessThan (CMP (SignExt8to32 x) (SignExt8to32 y))) -(Less16 x y) -> (LessThan (CMP (SignExt16to32 x) (SignExt16to32 y))) -(Less32 x y) -> (LessThan (CMP x y)) -(Less(32|64)F x y) -> (GreaterThan (CMP(F|D) y x)) // reverse operands to work around NaN +(Less8 x y) => (LessThan (CMP (SignExt8to32 x) (SignExt8to32 y))) +(Less16 x y) => (LessThan (CMP (SignExt16to32 x) (SignExt16to32 y))) +(Less32 x y) => (LessThan (CMP x y)) +(Less(32|64)F x y) => (GreaterThan (CMP(F|D) y x)) // reverse operands to work around NaN -(Less8U x y) -> (LessThanU (CMP (ZeroExt8to32 x) (ZeroExt8to32 y))) -(Less16U x y) -> (LessThanU (CMP (ZeroExt16to32 x) (ZeroExt16to32 y))) -(Less32U x y) -> (LessThanU (CMP x y)) +(Less8U x y) => (LessThanU (CMP (ZeroExt8to32 x) (ZeroExt8to32 y))) +(Less16U x y) => (LessThanU (CMP (ZeroExt16to32 x) (ZeroExt16to32 y))) +(Less32U x y) => (LessThanU (CMP x y)) -(Leq8 x y) -> (LessEqual (CMP (SignExt8to32 x) (SignExt8to32 y))) -(Leq16 x y) -> (LessEqual (CMP (SignExt16to32 x) (SignExt16to32 y))) -(Leq32 x y) -> (LessEqual (CMP x y)) -(Leq(32|64)F x y) -> (GreaterEqual (CMP(F|D) y x)) // reverse operands to work around NaN +(Leq8 x y) => (LessEqual (CMP (SignExt8to32 x) (SignExt8to32 y))) +(Leq16 x y) => (LessEqual (CMP (SignExt16to32 x) (SignExt16to32 y))) +(Leq32 x y) => (LessEqual (CMP x y)) +(Leq(32|64)F x y) => (GreaterEqual (CMP(F|D) y x)) // reverse operands to work around NaN -(Leq8U x y) -> (LessEqualU (CMP (ZeroExt8to32 x) (ZeroExt8to32 y))) -(Leq16U x y) -> (LessEqualU (CMP (ZeroExt16to32 x) (ZeroExt16to32 y))) -(Leq32U x y) -> (LessEqualU (CMP x y)) +(Leq8U x y) => (LessEqualU (CMP (ZeroExt8to32 x) (ZeroExt8to32 y))) +(Leq16U x y) => (LessEqualU (CMP (ZeroExt16to32 x) (ZeroExt16to32 y))) +(Leq32U x y) => (LessEqualU (CMP x y)) -(OffPtr [off] ptr:(SP)) -> (MOVWaddr [off] ptr) -(OffPtr [off] ptr) -> (ADDconst [off] ptr) +(OffPtr [off] ptr:(SP)) => (MOVWaddr [int32(off)] ptr) +(OffPtr [off] ptr) => (ADDconst [int32(off)] ptr) -(Addr ...) -> (MOVWaddr ...) -(LocalAddr {sym} base _) -> (MOVWaddr {sym} base) +(Addr {sym} base) => (MOVWaddr {sym} base) +(LocalAddr {sym} base _) => (MOVWaddr {sym} base) // loads -(Load <t> ptr mem) && t.IsBoolean() -> (MOVBUload ptr mem) -(Load <t> ptr mem) && (is8BitInt(t) && isSigned(t)) -> (MOVBload ptr mem) -(Load <t> ptr mem) && (is8BitInt(t) && !isSigned(t)) -> (MOVBUload ptr mem) -(Load <t> ptr mem) && (is16BitInt(t) && isSigned(t)) -> (MOVHload ptr mem) -(Load <t> ptr mem) && (is16BitInt(t) && !isSigned(t)) -> (MOVHUload ptr mem) -(Load <t> ptr mem) && (is32BitInt(t) || isPtr(t)) -> (MOVWload ptr mem) -(Load <t> ptr mem) && is32BitFloat(t) -> (MOVFload ptr mem) -(Load <t> ptr mem) && is64BitFloat(t) -> (MOVDload ptr mem) +(Load <t> ptr mem) && t.IsBoolean() => (MOVBUload ptr mem) +(Load <t> ptr mem) && (is8BitInt(t) && isSigned(t)) => (MOVBload ptr mem) +(Load <t> ptr mem) && (is8BitInt(t) && !isSigned(t)) => (MOVBUload ptr mem) +(Load <t> ptr mem) && (is16BitInt(t) && isSigned(t)) => (MOVHload ptr mem) +(Load <t> ptr mem) && (is16BitInt(t) && !isSigned(t)) => (MOVHUload ptr mem) +(Load <t> ptr mem) && (is32BitInt(t) || isPtr(t)) => (MOVWload ptr mem) +(Load <t> ptr mem) && is32BitFloat(t) => (MOVFload ptr mem) +(Load <t> ptr mem) && is64BitFloat(t) => (MOVDload ptr mem) // stores -(Store {t} ptr val mem) && t.(*types.Type).Size() == 1 -> (MOVBstore ptr val mem) -(Store {t} ptr val mem) && t.(*types.Type).Size() == 2 -> (MOVHstore ptr val mem) -(Store {t} ptr val mem) && t.(*types.Type).Size() == 4 && !is32BitFloat(val.Type) -> (MOVWstore ptr val mem) -(Store {t} ptr val mem) && t.(*types.Type).Size() == 4 && is32BitFloat(val.Type) -> (MOVFstore ptr val mem) -(Store {t} ptr val mem) && t.(*types.Type).Size() == 8 && is64BitFloat(val.Type) -> (MOVDstore ptr val mem) +(Store {t} ptr val mem) && t.Size() == 1 => (MOVBstore ptr val mem) +(Store {t} ptr val mem) && t.Size() == 2 => (MOVHstore ptr val mem) +(Store {t} ptr val mem) && t.Size() == 4 && !is32BitFloat(val.Type) => (MOVWstore ptr val mem) +(Store {t} ptr val mem) && t.Size() == 4 && is32BitFloat(val.Type) => (MOVFstore ptr val mem) +(Store {t} ptr val mem) && t.Size() == 8 && is64BitFloat(val.Type) => (MOVDstore ptr val mem) // zero instructions -(Zero [0] _ mem) -> mem -(Zero [1] ptr mem) -> (MOVBstore ptr (MOVWconst [0]) mem) -(Zero [2] {t} ptr mem) && t.(*types.Type).Alignment()%2 == 0 -> +(Zero [0] _ mem) => mem +(Zero [1] ptr mem) => (MOVBstore ptr (MOVWconst [0]) mem) +(Zero [2] {t} ptr mem) && t.Alignment()%2 == 0 => (MOVHstore ptr (MOVWconst [0]) mem) -(Zero [2] ptr mem) -> +(Zero [2] ptr mem) => (MOVBstore [1] ptr (MOVWconst [0]) (MOVBstore [0] ptr (MOVWconst [0]) mem)) -(Zero [4] {t} ptr mem) && t.(*types.Type).Alignment()%4 == 0 -> +(Zero [4] {t} ptr mem) && t.Alignment()%4 == 0 => (MOVWstore ptr (MOVWconst [0]) mem) -(Zero [4] {t} ptr mem) && t.(*types.Type).Alignment()%2 == 0 -> +(Zero [4] {t} ptr mem) && t.Alignment()%2 == 0 => (MOVHstore [2] ptr (MOVWconst [0]) (MOVHstore [0] ptr (MOVWconst [0]) mem)) -(Zero [4] ptr mem) -> +(Zero [4] ptr mem) => (MOVBstore [3] ptr (MOVWconst [0]) (MOVBstore [2] ptr (MOVWconst [0]) (MOVBstore [1] ptr (MOVWconst [0]) (MOVBstore [0] ptr (MOVWconst [0]) mem)))) -(Zero [3] ptr mem) -> +(Zero [3] ptr mem) => (MOVBstore [2] ptr (MOVWconst [0]) (MOVBstore [1] ptr (MOVWconst [0]) (MOVBstore [0] ptr (MOVWconst [0]) mem))) @@ -294,38 +294,38 @@ // 4 and 128 are magic constants, see runtime/mkduff.go (Zero [s] {t} ptr mem) && s%4 == 0 && s > 4 && s <= 512 - && t.(*types.Type).Alignment()%4 == 0 && !config.noDuffDevice -> + && t.Alignment()%4 == 0 && !config.noDuffDevice => (DUFFZERO [4 * (128 - s/4)] ptr (MOVWconst [0]) mem) // Large zeroing uses a loop (Zero [s] {t} ptr mem) - && (s > 512 || config.noDuffDevice) || t.(*types.Type).Alignment()%4 != 0 -> - (LoweredZero [t.(*types.Type).Alignment()] + && (s > 512 || config.noDuffDevice) || t.Alignment()%4 != 0 => + (LoweredZero [t.Alignment()] ptr - (ADDconst <ptr.Type> ptr [s-moveSize(t.(*types.Type).Alignment(), config)]) + (ADDconst <ptr.Type> ptr [int32(s-moveSize(t.Alignment(), config))]) (MOVWconst [0]) mem) // moves -(Move [0] _ _ mem) -> mem -(Move [1] dst src mem) -> (MOVBstore dst (MOVBUload src mem) mem) -(Move [2] {t} dst src mem) && t.(*types.Type).Alignment()%2 == 0 -> +(Move [0] _ _ mem) => mem +(Move [1] dst src mem) => (MOVBstore dst (MOVBUload src mem) mem) +(Move [2] {t} dst src mem) && t.Alignment()%2 == 0 => (MOVHstore dst (MOVHUload src mem) mem) -(Move [2] dst src mem) -> +(Move [2] dst src mem) => (MOVBstore [1] dst (MOVBUload [1] src mem) (MOVBstore dst (MOVBUload src mem) mem)) -(Move [4] {t} dst src mem) && t.(*types.Type).Alignment()%4 == 0 -> +(Move [4] {t} dst src mem) && t.Alignment()%4 == 0 => (MOVWstore dst (MOVWload src mem) mem) -(Move [4] {t} dst src mem) && t.(*types.Type).Alignment()%2 == 0 -> +(Move [4] {t} dst src mem) && t.Alignment()%2 == 0 => (MOVHstore [2] dst (MOVHUload [2] src mem) (MOVHstore dst (MOVHUload src mem) mem)) -(Move [4] dst src mem) -> +(Move [4] dst src mem) => (MOVBstore [3] dst (MOVBUload [3] src mem) (MOVBstore [2] dst (MOVBUload [2] src mem) (MOVBstore [1] dst (MOVBUload [1] src mem) (MOVBstore dst (MOVBUload src mem) mem)))) -(Move [3] dst src mem) -> +(Move [3] dst src mem) => (MOVBstore [2] dst (MOVBUload [2] src mem) (MOVBstore [1] dst (MOVBUload [1] src mem) (MOVBstore dst (MOVBUload src mem) mem))) @@ -334,279 +334,279 @@ // 8 and 128 are magic constants, see runtime/mkduff.go (Move [s] {t} dst src mem) && s%4 == 0 && s > 4 && s <= 512 - && t.(*types.Type).Alignment()%4 == 0 && !config.noDuffDevice && logLargeCopy(v, s) -> + && t.Alignment()%4 == 0 && !config.noDuffDevice && logLargeCopy(v, s) => (DUFFCOPY [8 * (128 - s/4)] dst src mem) // Large move uses a loop (Move [s] {t} dst src mem) - && ((s > 512 || config.noDuffDevice) || t.(*types.Type).Alignment()%4 != 0) && logLargeCopy(v, s) -> - (LoweredMove [t.(*types.Type).Alignment()] + && ((s > 512 || config.noDuffDevice) || t.Alignment()%4 != 0) && logLargeCopy(v, s) => + (LoweredMove [t.Alignment()] dst src - (ADDconst <src.Type> src [s-moveSize(t.(*types.Type).Alignment(), config)]) + (ADDconst <src.Type> src [int32(s-moveSize(t.Alignment(), config))]) mem) // calls -(StaticCall ...) -> (CALLstatic ...) -(ClosureCall ...) -> (CALLclosure ...) -(InterCall ...) -> (CALLinter ...) +(StaticCall ...) => (CALLstatic ...) +(ClosureCall ...) => (CALLclosure ...) +(InterCall ...) => (CALLinter ...) // checks -(NilCheck ...) -> (LoweredNilCheck ...) -(IsNonNil ptr) -> (NotEqual (CMPconst [0] ptr)) -(IsInBounds idx len) -> (LessThanU (CMP idx len)) -(IsSliceInBounds idx len) -> (LessEqualU (CMP idx len)) +(NilCheck ...) => (LoweredNilCheck ...) +(IsNonNil ptr) => (NotEqual (CMPconst [0] ptr)) +(IsInBounds idx len) => (LessThanU (CMP idx len)) +(IsSliceInBounds idx len) => (LessEqualU (CMP idx len)) // pseudo-ops -(GetClosurePtr ...) -> (LoweredGetClosurePtr ...) -(GetCallerSP ...) -> (LoweredGetCallerSP ...) -(GetCallerPC ...) -> (LoweredGetCallerPC ...) +(GetClosurePtr ...) => (LoweredGetClosurePtr ...) +(GetCallerSP ...) => (LoweredGetCallerSP ...) +(GetCallerPC ...) => (LoweredGetCallerPC ...) // Absorb pseudo-ops into blocks. -(If (Equal cc) yes no) -> (EQ cc yes no) -(If (NotEqual cc) yes no) -> (NE cc yes no) -(If (LessThan cc) yes no) -> (LT cc yes no) -(If (LessThanU cc) yes no) -> (ULT cc yes no) -(If (LessEqual cc) yes no) -> (LE cc yes no) -(If (LessEqualU cc) yes no) -> (ULE cc yes no) -(If (GreaterThan cc) yes no) -> (GT cc yes no) -(If (GreaterThanU cc) yes no) -> (UGT cc yes no) -(If (GreaterEqual cc) yes no) -> (GE cc yes no) -(If (GreaterEqualU cc) yes no) -> (UGE cc yes no) +(If (Equal cc) yes no) => (EQ cc yes no) +(If (NotEqual cc) yes no) => (NE cc yes no) +(If (LessThan cc) yes no) => (LT cc yes no) +(If (LessThanU cc) yes no) => (ULT cc yes no) +(If (LessEqual cc) yes no) => (LE cc yes no) +(If (LessEqualU cc) yes no) => (ULE cc yes no) +(If (GreaterThan cc) yes no) => (GT cc yes no) +(If (GreaterThanU cc) yes no) => (UGT cc yes no) +(If (GreaterEqual cc) yes no) => (GE cc yes no) +(If (GreaterEqualU cc) yes no) => (UGE cc yes no) -(If cond yes no) -> (NE (CMPconst [0] cond) yes no) +(If cond yes no) => (NE (CMPconst [0] cond) yes no) // Absorb boolean tests into block -(NE (CMPconst [0] (Equal cc)) yes no) -> (EQ cc yes no) -(NE (CMPconst [0] (NotEqual cc)) yes no) -> (NE cc yes no) -(NE (CMPconst [0] (LessThan cc)) yes no) -> (LT cc yes no) -(NE (CMPconst [0] (LessThanU cc)) yes no) -> (ULT cc yes no) -(NE (CMPconst [0] (LessEqual cc)) yes no) -> (LE cc yes no) -(NE (CMPconst [0] (LessEqualU cc)) yes no) -> (ULE cc yes no) -(NE (CMPconst [0] (GreaterThan cc)) yes no) -> (GT cc yes no) -(NE (CMPconst [0] (GreaterThanU cc)) yes no) -> (UGT cc yes no) -(NE (CMPconst [0] (GreaterEqual cc)) yes no) -> (GE cc yes no) -(NE (CMPconst [0] (GreaterEqualU cc)) yes no) -> (UGE cc yes no) +(NE (CMPconst [0] (Equal cc)) yes no) => (EQ cc yes no) +(NE (CMPconst [0] (NotEqual cc)) yes no) => (NE cc yes no) +(NE (CMPconst [0] (LessThan cc)) yes no) => (LT cc yes no) +(NE (CMPconst [0] (LessThanU cc)) yes no) => (ULT cc yes no) +(NE (CMPconst [0] (LessEqual cc)) yes no) => (LE cc yes no) +(NE (CMPconst [0] (LessEqualU cc)) yes no) => (ULE cc yes no) +(NE (CMPconst [0] (GreaterThan cc)) yes no) => (GT cc yes no) +(NE (CMPconst [0] (GreaterThanU cc)) yes no) => (UGT cc yes no) +(NE (CMPconst [0] (GreaterEqual cc)) yes no) => (GE cc yes no) +(NE (CMPconst [0] (GreaterEqualU cc)) yes no) => (UGE cc yes no) // Write barrier. -(WB ...) -> (LoweredWB ...) +(WB ...) => (LoweredWB ...) -(PanicBounds [kind] x y mem) && boundsABI(kind) == 0 -> (LoweredPanicBoundsA [kind] x y mem) -(PanicBounds [kind] x y mem) && boundsABI(kind) == 1 -> (LoweredPanicBoundsB [kind] x y mem) -(PanicBounds [kind] x y mem) && boundsABI(kind) == 2 -> (LoweredPanicBoundsC [kind] x y mem) +(PanicBounds [kind] x y mem) && boundsABI(kind) == 0 => (LoweredPanicBoundsA [kind] x y mem) +(PanicBounds [kind] x y mem) && boundsABI(kind) == 1 => (LoweredPanicBoundsB [kind] x y mem) +(PanicBounds [kind] x y mem) && boundsABI(kind) == 2 => (LoweredPanicBoundsC [kind] x y mem) -(PanicExtend [kind] hi lo y mem) && boundsABI(kind) == 0 -> (LoweredPanicExtendA [kind] hi lo y mem) -(PanicExtend [kind] hi lo y mem) && boundsABI(kind) == 1 -> (LoweredPanicExtendB [kind] hi lo y mem) -(PanicExtend [kind] hi lo y mem) && boundsABI(kind) == 2 -> (LoweredPanicExtendC [kind] hi lo y mem) +(PanicExtend [kind] hi lo y mem) && boundsABI(kind) == 0 => (LoweredPanicExtendA [kind] hi lo y mem) +(PanicExtend [kind] hi lo y mem) && boundsABI(kind) == 1 => (LoweredPanicExtendB [kind] hi lo y mem) +(PanicExtend [kind] hi lo y mem) && boundsABI(kind) == 2 => (LoweredPanicExtendC [kind] hi lo y mem) // Optimizations // fold offset into address -(ADDconst [off1] (MOVWaddr [off2] {sym} ptr)) -> (MOVWaddr [off1+off2] {sym} ptr) -(SUBconst [off1] (MOVWaddr [off2] {sym} ptr)) -> (MOVWaddr [off2-off1] {sym} ptr) +(ADDconst [off1] (MOVWaddr [off2] {sym} ptr)) => (MOVWaddr [off1+off2] {sym} ptr) +(SUBconst [off1] (MOVWaddr [off2] {sym} ptr)) => (MOVWaddr [off2-off1] {sym} ptr) // fold address into load/store -(MOVBload [off1] {sym} (ADDconst [off2] ptr) mem) -> (MOVBload [off1+off2] {sym} ptr mem) -(MOVBload [off1] {sym} (SUBconst [off2] ptr) mem) -> (MOVBload [off1-off2] {sym} ptr mem) -(MOVBUload [off1] {sym} (ADDconst [off2] ptr) mem) -> (MOVBUload [off1+off2] {sym} ptr mem) -(MOVBUload [off1] {sym} (SUBconst [off2] ptr) mem) -> (MOVBUload [off1-off2] {sym} ptr mem) -(MOVHload [off1] {sym} (ADDconst [off2] ptr) mem) -> (MOVHload [off1+off2] {sym} ptr mem) -(MOVHload [off1] {sym} (SUBconst [off2] ptr) mem) -> (MOVHload [off1-off2] {sym} ptr mem) -(MOVHUload [off1] {sym} (ADDconst [off2] ptr) mem) -> (MOVHUload [off1+off2] {sym} ptr mem) -(MOVHUload [off1] {sym} (SUBconst [off2] ptr) mem) -> (MOVHUload [off1-off2] {sym} ptr mem) -(MOVWload [off1] {sym} (ADDconst [off2] ptr) mem) -> (MOVWload [off1+off2] {sym} ptr mem) -(MOVWload [off1] {sym} (SUBconst [off2] ptr) mem) -> (MOVWload [off1-off2] {sym} ptr mem) -(MOVFload [off1] {sym} (ADDconst [off2] ptr) mem) -> (MOVFload [off1+off2] {sym} ptr mem) -(MOVFload [off1] {sym} (SUBconst [off2] ptr) mem) -> (MOVFload [off1-off2] {sym} ptr mem) -(MOVDload [off1] {sym} (ADDconst [off2] ptr) mem) -> (MOVDload [off1+off2] {sym} ptr mem) -(MOVDload [off1] {sym} (SUBconst [off2] ptr) mem) -> (MOVDload [off1-off2] {sym} ptr mem) +(MOVBload [off1] {sym} (ADDconst [off2] ptr) mem) => (MOVBload [off1+off2] {sym} ptr mem) +(MOVBload [off1] {sym} (SUBconst [off2] ptr) mem) => (MOVBload [off1-off2] {sym} ptr mem) +(MOVBUload [off1] {sym} (ADDconst [off2] ptr) mem) => (MOVBUload [off1+off2] {sym} ptr mem) +(MOVBUload [off1] {sym} (SUBconst [off2] ptr) mem) => (MOVBUload [off1-off2] {sym} ptr mem) +(MOVHload [off1] {sym} (ADDconst [off2] ptr) mem) => (MOVHload [off1+off2] {sym} ptr mem) +(MOVHload [off1] {sym} (SUBconst [off2] ptr) mem) => (MOVHload [off1-off2] {sym} ptr mem) +(MOVHUload [off1] {sym} (ADDconst [off2] ptr) mem) => (MOVHUload [off1+off2] {sym} ptr mem) +(MOVHUload [off1] {sym} (SUBconst [off2] ptr) mem) => (MOVHUload [off1-off2] {sym} ptr mem) +(MOVWload [off1] {sym} (ADDconst [off2] ptr) mem) => (MOVWload [off1+off2] {sym} ptr mem) +(MOVWload [off1] {sym} (SUBconst [off2] ptr) mem) => (MOVWload [off1-off2] {sym} ptr mem) +(MOVFload [off1] {sym} (ADDconst [off2] ptr) mem) => (MOVFload [off1+off2] {sym} ptr mem) +(MOVFload [off1] {sym} (SUBconst [off2] ptr) mem) => (MOVFload [off1-off2] {sym} ptr mem) +(MOVDload [off1] {sym} (ADDconst [off2] ptr) mem) => (MOVDload [off1+off2] {sym} ptr mem) +(MOVDload [off1] {sym} (SUBconst [off2] ptr) mem) => (MOVDload [off1-off2] {sym} ptr mem) -(MOVBstore [off1] {sym} (ADDconst [off2] ptr) val mem) -> (MOVBstore [off1+off2] {sym} ptr val mem) -(MOVBstore [off1] {sym} (SUBconst [off2] ptr) val mem) -> (MOVBstore [off1-off2] {sym} ptr val mem) -(MOVHstore [off1] {sym} (ADDconst [off2] ptr) val mem) -> (MOVHstore [off1+off2] {sym} ptr val mem) -(MOVHstore [off1] {sym} (SUBconst [off2] ptr) val mem) -> (MOVHstore [off1-off2] {sym} ptr val mem) -(MOVWstore [off1] {sym} (ADDconst [off2] ptr) val mem) -> (MOVWstore [off1+off2] {sym} ptr val mem) -(MOVWstore [off1] {sym} (SUBconst [off2] ptr) val mem) -> (MOVWstore [off1-off2] {sym} ptr val mem) -(MOVFstore [off1] {sym} (ADDconst [off2] ptr) val mem) -> (MOVFstore [off1+off2] {sym} ptr val mem) -(MOVFstore [off1] {sym} (SUBconst [off2] ptr) val mem) -> (MOVFstore [off1-off2] {sym} ptr val mem) -(MOVDstore [off1] {sym} (ADDconst [off2] ptr) val mem) -> (MOVDstore [off1+off2] {sym} ptr val mem) -(MOVDstore [off1] {sym} (SUBconst [off2] ptr) val mem) -> (MOVDstore [off1-off2] {sym} ptr val mem) +(MOVBstore [off1] {sym} (ADDconst [off2] ptr) val mem) => (MOVBstore [off1+off2] {sym} ptr val mem) +(MOVBstore [off1] {sym} (SUBconst [off2] ptr) val mem) => (MOVBstore [off1-off2] {sym} ptr val mem) +(MOVHstore [off1] {sym} (ADDconst [off2] ptr) val mem) => (MOVHstore [off1+off2] {sym} ptr val mem) +(MOVHstore [off1] {sym} (SUBconst [off2] ptr) val mem) => (MOVHstore [off1-off2] {sym} ptr val mem) +(MOVWstore [off1] {sym} (ADDconst [off2] ptr) val mem) => (MOVWstore [off1+off2] {sym} ptr val mem) +(MOVWstore [off1] {sym} (SUBconst [off2] ptr) val mem) => (MOVWstore [off1-off2] {sym} ptr val mem) +(MOVFstore [off1] {sym} (ADDconst [off2] ptr) val mem) => (MOVFstore [off1+off2] {sym} ptr val mem) +(MOVFstore [off1] {sym} (SUBconst [off2] ptr) val mem) => (MOVFstore [off1-off2] {sym} ptr val mem) +(MOVDstore [off1] {sym} (ADDconst [off2] ptr) val mem) => (MOVDstore [off1+off2] {sym} ptr val mem) +(MOVDstore [off1] {sym} (SUBconst [off2] ptr) val mem) => (MOVDstore [off1-off2] {sym} ptr val mem) -(MOVBload [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) mem) && canMergeSym(sym1,sym2) -> +(MOVBload [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) mem) && canMergeSym(sym1,sym2) => (MOVBload [off1+off2] {mergeSym(sym1,sym2)} ptr mem) -(MOVBUload [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) mem) && canMergeSym(sym1,sym2) -> +(MOVBUload [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) mem) && canMergeSym(sym1,sym2) => (MOVBUload [off1+off2] {mergeSym(sym1,sym2)} ptr mem) -(MOVHload [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) mem) && canMergeSym(sym1,sym2) -> +(MOVHload [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) mem) && canMergeSym(sym1,sym2) => (MOVHload [off1+off2] {mergeSym(sym1,sym2)} ptr mem) -(MOVHUload [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) mem) && canMergeSym(sym1,sym2) -> +(MOVHUload [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) mem) && canMergeSym(sym1,sym2) => (MOVHUload [off1+off2] {mergeSym(sym1,sym2)} ptr mem) -(MOVWload [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) mem) && canMergeSym(sym1,sym2) -> +(MOVWload [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) mem) && canMergeSym(sym1,sym2) => (MOVWload [off1+off2] {mergeSym(sym1,sym2)} ptr mem) -(MOVFload [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) mem) && canMergeSym(sym1,sym2) -> +(MOVFload [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) mem) && canMergeSym(sym1,sym2) => (MOVFload [off1+off2] {mergeSym(sym1,sym2)} ptr mem) -(MOVDload [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) mem) && canMergeSym(sym1,sym2) -> +(MOVDload [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) mem) && canMergeSym(sym1,sym2) => (MOVDload [off1+off2] {mergeSym(sym1,sym2)} ptr mem) -(MOVBstore [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) val mem) && canMergeSym(sym1,sym2) -> +(MOVBstore [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) val mem) && canMergeSym(sym1,sym2) => (MOVBstore [off1+off2] {mergeSym(sym1,sym2)} ptr val mem) -(MOVHstore [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) val mem) && canMergeSym(sym1,sym2) -> +(MOVHstore [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) val mem) && canMergeSym(sym1,sym2) => (MOVHstore [off1+off2] {mergeSym(sym1,sym2)} ptr val mem) -(MOVWstore [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) val mem) && canMergeSym(sym1,sym2) -> +(MOVWstore [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) val mem) && canMergeSym(sym1,sym2) => (MOVWstore [off1+off2] {mergeSym(sym1,sym2)} ptr val mem) -(MOVFstore [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) val mem) && canMergeSym(sym1,sym2) -> +(MOVFstore [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) val mem) && canMergeSym(sym1,sym2) => (MOVFstore [off1+off2] {mergeSym(sym1,sym2)} ptr val mem) -(MOVDstore [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) val mem) && canMergeSym(sym1,sym2) -> +(MOVDstore [off1] {sym1} (MOVWaddr [off2] {sym2} ptr) val mem) && canMergeSym(sym1,sym2) => (MOVDstore [off1+off2] {mergeSym(sym1,sym2)} ptr val mem) // replace load from same location as preceding store with zero/sign extension (or copy in case of full width) -(MOVBload [off] {sym} ptr (MOVBstore [off2] {sym2} ptr2 x _)) && sym == sym2 && off == off2 && isSamePtr(ptr, ptr2) -> (MOVBreg x) -(MOVBUload [off] {sym} ptr (MOVBstore [off2] {sym2} ptr2 x _)) && sym == sym2 && off == off2 && isSamePtr(ptr, ptr2) -> (MOVBUreg x) -(MOVHload [off] {sym} ptr (MOVHstore [off2] {sym2} ptr2 x _)) && sym == sym2 && off == off2 && isSamePtr(ptr, ptr2) -> (MOVHreg x) -(MOVHUload [off] {sym} ptr (MOVHstore [off2] {sym2} ptr2 x _)) && sym == sym2 && off == off2 && isSamePtr(ptr, ptr2) -> (MOVHUreg x) -(MOVWload [off] {sym} ptr (MOVWstore [off2] {sym2} ptr2 x _)) && sym == sym2 && off == off2 && isSamePtr(ptr, ptr2) -> x +(MOVBload [off] {sym} ptr (MOVBstore [off2] {sym2} ptr2 x _)) && sym == sym2 && off == off2 && isSamePtr(ptr, ptr2) => (MOVBreg x) +(MOVBUload [off] {sym} ptr (MOVBstore [off2] {sym2} ptr2 x _)) && sym == sym2 && off == off2 && isSamePtr(ptr, ptr2) => (MOVBUreg x) +(MOVHload [off] {sym} ptr (MOVHstore [off2] {sym2} ptr2 x _)) && sym == sym2 && off == off2 && isSamePtr(ptr, ptr2) => (MOVHreg x) +(MOVHUload [off] {sym} ptr (MOVHstore [off2] {sym2} ptr2 x _)) && sym == sym2 && off == off2 && isSamePtr(ptr, ptr2) => (MOVHUreg x) +(MOVWload [off] {sym} ptr (MOVWstore [off2] {sym2} ptr2 x _)) && sym == sym2 && off == off2 && isSamePtr(ptr, ptr2) => x -(MOVFload [off] {sym} ptr (MOVFstore [off2] {sym2} ptr2 x _)) && sym == sym2 && off == off2 && isSamePtr(ptr, ptr2) -> x -(MOVDload [off] {sym} ptr (MOVDstore [off2] {sym2} ptr2 x _)) && sym == sym2 && off == off2 && isSamePtr(ptr, ptr2) -> x +(MOVFload [off] {sym} ptr (MOVFstore [off2] {sym2} ptr2 x _)) && sym == sym2 && off == off2 && isSamePtr(ptr, ptr2) => x +(MOVDload [off] {sym} ptr (MOVDstore [off2] {sym2} ptr2 x _)) && sym == sym2 && off == off2 && isSamePtr(ptr, ptr2) => x -(MOVWloadidx ptr idx (MOVWstoreidx ptr2 idx x _)) && isSamePtr(ptr, ptr2) -> x -(MOVWloadshiftLL ptr idx [c] (MOVWstoreshiftLL ptr2 idx [d] x _)) && c==d && isSamePtr(ptr, ptr2) -> x -(MOVWloadshiftRL ptr idx [c] (MOVWstoreshiftRL ptr2 idx [d] x _)) && c==d && isSamePtr(ptr, ptr2) -> x -(MOVWloadshiftRA ptr idx [c] (MOVWstoreshiftRA ptr2 idx [d] x _)) && c==d && isSamePtr(ptr, ptr2) -> x -(MOVBUloadidx ptr idx (MOVBstoreidx ptr2 idx x _)) && isSamePtr(ptr, ptr2) -> (MOVBUreg x) -(MOVBloadidx ptr idx (MOVBstoreidx ptr2 idx x _)) && isSamePtr(ptr, ptr2) -> (MOVBreg x) -(MOVHUloadidx ptr idx (MOVHstoreidx ptr2 idx x _)) && isSamePtr(ptr, ptr2) -> (MOVHUreg x) -(MOVHloadidx ptr idx (MOVHstoreidx ptr2 idx x _)) && isSamePtr(ptr, ptr2) -> (MOVHreg x) +(MOVWloadidx ptr idx (MOVWstoreidx ptr2 idx x _)) && isSamePtr(ptr, ptr2) => x +(MOVWloadshiftLL ptr idx [c] (MOVWstoreshiftLL ptr2 idx [d] x _)) && c==d && isSamePtr(ptr, ptr2) => x +(MOVWloadshiftRL ptr idx [c] (MOVWstoreshiftRL ptr2 idx [d] x _)) && c==d && isSamePtr(ptr, ptr2) => x +(MOVWloadshiftRA ptr idx [c] (MOVWstoreshiftRA ptr2 idx [d] x _)) && c==d && isSamePtr(ptr, ptr2) => x +(MOVBUloadidx ptr idx (MOVBstoreidx ptr2 idx x _)) && isSamePtr(ptr, ptr2) => (MOVBUreg x) +(MOVBloadidx ptr idx (MOVBstoreidx ptr2 idx x _)) && isSamePtr(ptr, ptr2) => (MOVBreg x) +(MOVHUloadidx ptr idx (MOVHstoreidx ptr2 idx x _)) && isSamePtr(ptr, ptr2) => (MOVHUreg x) +(MOVHloadidx ptr idx (MOVHstoreidx ptr2 idx x _)) && isSamePtr(ptr, ptr2) => (MOVHreg x) // fold constant into arithmatic ops -(ADD x (MOVWconst [c])) -> (ADDconst [c] x) -(SUB (MOVWconst [c]) x) -> (RSBconst [c] x) -(SUB x (MOVWconst [c])) -> (SUBconst [c] x) -(RSB (MOVWconst [c]) x) -> (SUBconst [c] x) -(RSB x (MOVWconst [c])) -> (RSBconst [c] x) +(ADD x (MOVWconst [c])) => (ADDconst [c] x) +(SUB (MOVWconst [c]) x) => (RSBconst [c] x) +(SUB x (MOVWconst [c])) => (SUBconst [c] x) +(RSB (MOVWconst [c]) x) => (SUBconst [c] x) +(RSB x (MOVWconst [c])) => (RSBconst [c] x) -(ADDS x (MOVWconst [c])) -> (ADDSconst [c] x) -(SUBS x (MOVWconst [c])) -> (SUBSconst [c] x) +(ADDS x (MOVWconst [c])) => (ADDSconst [c] x) +(SUBS x (MOVWconst [c])) => (SUBSconst [c] x) -(ADC (MOVWconst [c]) x flags) -> (ADCconst [c] x flags) -(SBC (MOVWconst [c]) x flags) -> (RSCconst [c] x flags) -(SBC x (MOVWconst [c]) flags) -> (SBCconst [c] x flags) +(ADC (MOVWconst [c]) x flags) => (ADCconst [c] x flags) +(SBC (MOVWconst [c]) x flags) => (RSCconst [c] x flags) +(SBC x (MOVWconst [c]) flags) => (SBCconst [c] x flags) -(AND x (MOVWconst [c])) -> (ANDconst [c] x) -(OR x (MOVWconst [c])) -> (ORconst [c] x) -(XOR x (MOVWconst [c])) -> (XORconst [c] x) -(BIC x (MOVWconst [c])) -> (BICconst [c] x) +(AND x (MOVWconst [c])) => (ANDconst [c] x) +(OR x (MOVWconst [c])) => (ORconst [c] x) +(XOR x (MOVWconst [c])) => (XORconst [c] x) +(BIC x (MOVWconst [c])) => (BICconst [c] x) -(SLL x (MOVWconst [c])) -> (SLLconst x [c&31]) // Note: I don't think we ever generate bad constant shifts (i.e. c>=32) -(SRL x (MOVWconst [c])) -> (SRLconst x [c&31]) -(SRA x (MOVWconst [c])) -> (SRAconst x [c&31]) +(SLL x (MOVWconst [c])) => (SLLconst x [c&31]) // Note: I don't think we ever generate bad constant shifts (i.e. c>=32) +(SRL x (MOVWconst [c])) => (SRLconst x [c&31]) +(SRA x (MOVWconst [c])) => (SRAconst x [c&31]) -(CMP x (MOVWconst [c])) -> (CMPconst [c] x) -(CMP (MOVWconst [c]) x) -> (InvertFlags (CMPconst [c] x)) -(CMN x (MOVWconst [c])) -> (CMNconst [c] x) -(TST x (MOVWconst [c])) -> (TSTconst [c] x) -(TEQ x (MOVWconst [c])) -> (TEQconst [c] x) +(CMP x (MOVWconst [c])) => (CMPconst [c] x) +(CMP (MOVWconst [c]) x) => (InvertFlags (CMPconst [c] x)) +(CMN x (MOVWconst [c])) => (CMNconst [c] x) +(TST x (MOVWconst [c])) => (TSTconst [c] x) +(TEQ x (MOVWconst [c])) => (TEQconst [c] x) // Canonicalize the order of arguments to comparisons - helps with CSE. -(CMP x y) && x.ID > y.ID -> (InvertFlags (CMP y x)) +(CMP x y) && x.ID > y.ID => (InvertFlags (CMP y x)) // don't extend after proper load // MOVWreg instruction is not emitted if src and dst registers are same, but it ensures the type. -(MOVBreg x:(MOVBload _ _)) -> (MOVWreg x) -(MOVBUreg x:(MOVBUload _ _)) -> (MOVWreg x) -(MOVHreg x:(MOVBload _ _)) -> (MOVWreg x) -(MOVHreg x:(MOVBUload _ _)) -> (MOVWreg x) -(MOVHreg x:(MOVHload _ _)) -> (MOVWreg x) -(MOVHUreg x:(MOVBUload _ _)) -> (MOVWreg x) -(MOVHUreg x:(MOVHUload _ _)) -> (MOVWreg x) +(MOVBreg x:(MOVBload _ _)) => (MOVWreg x) +(MOVBUreg x:(MOVBUload _ _)) => (MOVWreg x) +(MOVHreg x:(MOVBload _ _)) => (MOVWreg x) +(MOVHreg x:(MOVBUload _ _)) => (MOVWreg x) +(MOVHreg x:(MOVHload _ _)) => (MOVWreg x) +(MOVHUreg x:(MOVBUload _ _)) => (MOVWreg x) +(MOVHUreg x:(MOVHUload _ _)) => (MOVWreg x) // fold extensions and ANDs together -(MOVBUreg (ANDconst [c] x)) -> (ANDconst [c&0xff] x) -(MOVHUreg (ANDconst [c] x)) -> (ANDconst [c&0xffff] x) -(MOVBreg (ANDconst [c] x)) && c & 0x80 == 0 -> (ANDconst [c&0x7f] x) -(MOVHreg (ANDconst [c] x)) && c & 0x8000 == 0 -> (ANDconst [c&0x7fff] x) +(MOVBUreg (ANDconst [c] x)) => (ANDconst [c&0xff] x) +(MOVHUreg (ANDconst [c] x)) => (ANDconst [c&0xffff] x) +(MOVBreg (ANDconst [c] x)) && c & 0x80 == 0 => (ANDconst [c&0x7f] x) +(MOVHreg (ANDconst [c] x)) && c & 0x8000 == 0 => (ANDconst [c&0x7fff] x) // fold double extensions -(MOVBreg x:(MOVBreg _)) -> (MOVWreg x) -(MOVBUreg x:(MOVBUreg _)) -> (MOVWreg x) -(MOVHreg x:(MOVBreg _)) -> (MOVWreg x) -(MOVHreg x:(MOVBUreg _)) -> (MOVWreg x) -(MOVHreg x:(MOVHreg _)) -> (MOVWreg x) -(MOVHUreg x:(MOVBUreg _)) -> (MOVWreg x) -(MOVHUreg x:(MOVHUreg _)) -> (MOVWreg x) +(MOVBreg x:(MOVBreg _)) => (MOVWreg x) +(MOVBUreg x:(MOVBUreg _)) => (MOVWreg x) +(MOVHreg x:(MOVBreg _)) => (MOVWreg x) +(MOVHreg x:(MOVBUreg _)) => (MOVWreg x) +(MOVHreg x:(MOVHreg _)) => (MOVWreg x) +(MOVHUreg x:(MOVBUreg _)) => (MOVWreg x) +(MOVHUreg x:(MOVHUreg _)) => (MOVWreg x) // don't extend before store -(MOVBstore [off] {sym} ptr (MOVBreg x) mem) -> (MOVBstore [off] {sym} ptr x mem) -(MOVBstore [off] {sym} ptr (MOVBUreg x) mem) -> (MOVBstore [off] {sym} ptr x mem) -(MOVBstore [off] {sym} ptr (MOVHreg x) mem) -> (MOVBstore [off] {sym} ptr x mem) -(MOVBstore [off] {sym} ptr (MOVHUreg x) mem) -> (MOVBstore [off] {sym} ptr x mem) -(MOVHstore [off] {sym} ptr (MOVHreg x) mem) -> (MOVHstore [off] {sym} ptr x mem) -(MOVHstore [off] {sym} ptr (MOVHUreg x) mem) -> (MOVHstore [off] {sym} ptr x mem) +(MOVBstore [off] {sym} ptr (MOVBreg x) mem) => (MOVBstore [off] {sym} ptr x mem) +(MOVBstore [off] {sym} ptr (MOVBUreg x) mem) => (MOVBstore [off] {sym} ptr x mem) +(MOVBstore [off] {sym} ptr (MOVHreg x) mem) => (MOVBstore [off] {sym} ptr x mem) +(MOVBstore [off] {sym} ptr (MOVHUreg x) mem) => (MOVBstore [off] {sym} ptr x mem) +(MOVHstore [off] {sym} ptr (MOVHreg x) mem) => (MOVHstore [off] {sym} ptr x mem) +(MOVHstore [off] {sym} ptr (MOVHUreg x) mem) => (MOVHstore [off] {sym} ptr x mem) // if a register move has only 1 use, just use the same register without emitting instruction // MOVWnop doesn't emit instruction, only for ensuring the type. -(MOVWreg x) && x.Uses == 1 -> (MOVWnop x) +(MOVWreg x) && x.Uses == 1 => (MOVWnop x) // mul by constant -(MUL x (MOVWconst [c])) && int32(c) == -1 -> (RSBconst [0] x) -(MUL _ (MOVWconst [0])) -> (MOVWconst [0]) -(MUL x (MOVWconst [1])) -> x -(MUL x (MOVWconst [c])) && isPowerOfTwo(c) -> (SLLconst [log2(c)] x) -(MUL x (MOVWconst [c])) && isPowerOfTwo(c-1) && int32(c) >= 3 -> (ADDshiftLL x x [log2(c-1)]) -(MUL x (MOVWconst [c])) && isPowerOfTwo(c+1) && int32(c) >= 7 -> (RSBshiftLL x x [log2(c+1)]) -(MUL x (MOVWconst [c])) && c%3 == 0 && isPowerOfTwo(c/3) && is32Bit(c) -> (SLLconst [log2(c/3)] (ADDshiftLL <x.Type> x x [1])) -(MUL x (MOVWconst [c])) && c%5 == 0 && isPowerOfTwo(c/5) && is32Bit(c) -> (SLLconst [log2(c/5)] (ADDshiftLL <x.Type> x x [2])) -(MUL x (MOVWconst [c])) && c%7 == 0 && isPowerOfTwo(c/7) && is32Bit(c) -> (SLLconst [log2(c/7)] (RSBshiftLL <x.Type> x x [3])) -(MUL x (MOVWconst [c])) && c%9 == 0 && isPowerOfTwo(c/9) && is32Bit(c) -> (SLLconst [log2(c/9)] (ADDshiftLL <x.Type> x x [3])) +(MUL x (MOVWconst [c])) && int32(c) == -1 => (RSBconst [0] x) +(MUL _ (MOVWconst [0])) => (MOVWconst [0]) +(MUL x (MOVWconst [1])) => x +(MUL x (MOVWconst [c])) && isPowerOfTwo32(c) => (SLLconst [int32(log32(c))] x) +(MUL x (MOVWconst [c])) && isPowerOfTwo32(c-1) && c >= 3 => (ADDshiftLL x x [int32(log32(c-1))]) +(MUL x (MOVWconst [c])) && isPowerOfTwo32(c+1) && c >= 7 => (RSBshiftLL x x [int32(log32(c+1))]) +(MUL x (MOVWconst [c])) && c%3 == 0 && isPowerOfTwo32(c/3) => (SLLconst [int32(log32(c/3))] (ADDshiftLL <x.Type> x x [1])) +(MUL x (MOVWconst [c])) && c%5 == 0 && isPowerOfTwo32(c/5) => (SLLconst [int32(log32(c/5))] (ADDshiftLL <x.Type> x x [2])) +(MUL x (MOVWconst [c])) && c%7 == 0 && isPowerOfTwo32(c/7) => (SLLconst [int32(log32(c/7))] (RSBshiftLL <x.Type> x x [3])) +(MUL x (MOVWconst [c])) && c%9 == 0 && isPowerOfTwo32(c/9) => (SLLconst [int32(log32(c/9))] (ADDshiftLL <x.Type> x x [3])) -(MULA x (MOVWconst [c]) a) && int32(c) == -1 -> (SUB a x) -(MULA _ (MOVWconst [0]) a) -> a -(MULA x (MOVWconst [1]) a) -> (ADD x a) -(MULA x (MOVWconst [c]) a) && isPowerOfTwo(c) -> (ADD (SLLconst <x.Type> [log2(c)] x) a) -(MULA x (MOVWconst [c]) a) && isPowerOfTwo(c-1) && int32(c) >= 3 -> (ADD (ADDshiftLL <x.Type> x x [log2(c-1)]) a) -(MULA x (MOVWconst [c]) a) && isPowerOfTwo(c+1) && int32(c) >= 7 -> (ADD (RSBshiftLL <x.Type> x x [log2(c+1)]) a) -(MULA x (MOVWconst [c]) a) && c%3 == 0 && isPowerOfTwo(c/3) && is32Bit(c) -> (ADD (SLLconst <x.Type> [log2(c/3)] (ADDshiftLL <x.Type> x x [1])) a) -(MULA x (MOVWconst [c]) a) && c%5 == 0 && isPowerOfTwo(c/5) && is32Bit(c) -> (ADD (SLLconst <x.Type> [log2(c/5)] (ADDshiftLL <x.Type> x x [2])) a) -(MULA x (MOVWconst [c]) a) && c%7 == 0 && isPowerOfTwo(c/7) && is32Bit(c) -> (ADD (SLLconst <x.Type> [log2(c/7)] (RSBshiftLL <x.Type> x x [3])) a) -(MULA x (MOVWconst [c]) a) && c%9 == 0 && isPowerOfTwo(c/9) && is32Bit(c) -> (ADD (SLLconst <x.Type> [log2(c/9)] (ADDshiftLL <x.Type> x x [3])) a) +(MULA x (MOVWconst [c]) a) && c == -1 => (SUB a x) +(MULA _ (MOVWconst [0]) a) => a +(MULA x (MOVWconst [1]) a) => (ADD x a) +(MULA x (MOVWconst [c]) a) && isPowerOfTwo32(c) => (ADD (SLLconst <x.Type> [int32(log32(c))] x) a) +(MULA x (MOVWconst [c]) a) && isPowerOfTwo32(c-1) && c >= 3 => (ADD (ADDshiftLL <x.Type> x x [int32(log32(c-1))]) a) +(MULA x (MOVWconst [c]) a) && isPowerOfTwo32(c+1) && c >= 7 => (ADD (RSBshiftLL <x.Type> x x [int32(log32(c+1))]) a) +(MULA x (MOVWconst [c]) a) && c%3 == 0 && isPowerOfTwo32(c/3) => (ADD (SLLconst <x.Type> [int32(log32(c/3))] (ADDshiftLL <x.Type> x x [1])) a) +(MULA x (MOVWconst [c]) a) && c%5 == 0 && isPowerOfTwo32(c/5) => (ADD (SLLconst <x.Type> [int32(log32(c/5))] (ADDshiftLL <x.Type> x x [2])) a) +(MULA x (MOVWconst [c]) a) && c%7 == 0 && isPowerOfTwo32(c/7) => (ADD (SLLconst <x.Type> [int32(log32(c/7))] (RSBshiftLL <x.Type> x x [3])) a) +(MULA x (MOVWconst [c]) a) && c%9 == 0 && isPowerOfTwo32(c/9) => (ADD (SLLconst <x.Type> [int32(log32(c/9))] (ADDshiftLL <x.Type> x x [3])) a) -(MULA (MOVWconst [c]) x a) && int32(c) == -1 -> (SUB a x) -(MULA (MOVWconst [0]) _ a) -> a -(MULA (MOVWconst [1]) x a) -> (ADD x a) -(MULA (MOVWconst [c]) x a) && isPowerOfTwo(c) -> (ADD (SLLconst <x.Type> [log2(c)] x) a) -(MULA (MOVWconst [c]) x a) && isPowerOfTwo(c-1) && int32(c) >= 3 -> (ADD (ADDshiftLL <x.Type> x x [log2(c-1)]) a) -(MULA (MOVWconst [c]) x a) && isPowerOfTwo(c+1) && int32(c) >= 7 -> (ADD (RSBshiftLL <x.Type> x x [log2(c+1)]) a) -(MULA (MOVWconst [c]) x a) && c%3 == 0 && isPowerOfTwo(c/3) && is32Bit(c) -> (ADD (SLLconst <x.Type> [log2(c/3)] (ADDshiftLL <x.Type> x x [1])) a) -(MULA (MOVWconst [c]) x a) && c%5 == 0 && isPowerOfTwo(c/5) && is32Bit(c) -> (ADD (SLLconst <x.Type> [log2(c/5)] (ADDshiftLL <x.Type> x x [2])) a) -(MULA (MOVWconst [c]) x a) && c%7 == 0 && isPowerOfTwo(c/7) && is32Bit(c) -> (ADD (SLLconst <x.Type> [log2(c/7)] (RSBshiftLL <x.Type> x x [3])) a) -(MULA (MOVWconst [c]) x a) && c%9 == 0 && isPowerOfTwo(c/9) && is32Bit(c) -> (ADD (SLLconst <x.Type> [log2(c/9)] (ADDshiftLL <x.Type> x x [3])) a) +(MULA (MOVWconst [c]) x a) && c == -1 => (SUB a x) +(MULA (MOVWconst [0]) _ a) => a +(MULA (MOVWconst [1]) x a) => (ADD x a) +(MULA (MOVWconst [c]) x a) && isPowerOfTwo32(c) => (ADD (SLLconst <x.Type> [int32(log32(c))] x) a) +(MULA (MOVWconst [c]) x a) && isPowerOfTwo32(c-1) && c >= 3 => (ADD (ADDshiftLL <x.Type> x x [int32(log32(c-1))]) a) +(MULA (MOVWconst [c]) x a) && isPowerOfTwo32(c+1) && c >= 7 => (ADD (RSBshiftLL <x.Type> x x [int32(log32(c+1))]) a) +(MULA (MOVWconst [c]) x a) && c%3 == 0 && isPowerOfTwo32(c/3) => (ADD (SLLconst <x.Type> [int32(log32(c/3))] (ADDshiftLL <x.Type> x x [1])) a) +(MULA (MOVWconst [c]) x a) && c%5 == 0 && isPowerOfTwo32(c/5) => (ADD (SLLconst <x.Type> [int32(log32(c/5))] (ADDshiftLL <x.Type> x x [2])) a) +(MULA (MOVWconst [c]) x a) && c%7 == 0 && isPowerOfTwo32(c/7) => (ADD (SLLconst <x.Type> [int32(log32(c/7))] (RSBshiftLL <x.Type> x x [3])) a) +(MULA (MOVWconst [c]) x a) && c%9 == 0 && isPowerOfTwo32(c/9) => (ADD (SLLconst <x.Type> [int32(log32(c/9))] (ADDshiftLL <x.Type> x x [3])) a) -(MULS x (MOVWconst [c]) a) && int32(c) == -1 -> (ADD a x) -(MULS _ (MOVWconst [0]) a) -> a -(MULS x (MOVWconst [1]) a) -> (RSB x a) -(MULS x (MOVWconst [c]) a) && isPowerOfTwo(c) -> (RSB (SLLconst <x.Type> [log2(c)] x) a) -(MULS x (MOVWconst [c]) a) && isPowerOfTwo(c-1) && int32(c) >= 3 -> (RSB (ADDshiftLL <x.Type> x x [log2(c-1)]) a) -(MULS x (MOVWconst [c]) a) && isPowerOfTwo(c+1) && int32(c) >= 7 -> (RSB (RSBshiftLL <x.Type> x x [log2(c+1)]) a) -(MULS x (MOVWconst [c]) a) && c%3 == 0 && isPowerOfTwo(c/3) && is32Bit(c) -> (RSB (SLLconst <x.Type> [log2(c/3)] (ADDshiftLL <x.Type> x x [1])) a) -(MULS x (MOVWconst [c]) a) && c%5 == 0 && isPowerOfTwo(c/5) && is32Bit(c) -> (RSB (SLLconst <x.Type> [log2(c/5)] (ADDshiftLL <x.Type> x x [2])) a) -(MULS x (MOVWconst [c]) a) && c%7 == 0 && isPowerOfTwo(c/7) && is32Bit(c) -> (RSB (SLLconst <x.Type> [log2(c/7)] (RSBshiftLL <x.Type> x x [3])) a) -(MULS x (MOVWconst [c]) a) && c%9 == 0 && isPowerOfTwo(c/9) && is32Bit(c) -> (RSB (SLLconst <x.Type> [log2(c/9)] (ADDshiftLL <x.Type> x x [3])) a) +(MULS x (MOVWconst [c]) a) && c == -1 => (ADD a x) +(MULS _ (MOVWconst [0]) a) => a +(MULS x (MOVWconst [1]) a) => (RSB x a) +(MULS x (MOVWconst [c]) a) && isPowerOfTwo32(c) => (RSB (SLLconst <x.Type> [int32(log32(c))] x) a) +(MULS x (MOVWconst [c]) a) && isPowerOfTwo32(c-1) && c >= 3 => (RSB (ADDshiftLL <x.Type> x x [int32(log32(c-1))]) a) +(MULS x (MOVWconst [c]) a) && isPowerOfTwo32(c+1) && c >= 7 => (RSB (RSBshiftLL <x.Type> x x [int32(log32(c+1))]) a) +(MULS x (MOVWconst [c]) a) && c%3 == 0 && isPowerOfTwo32(c/3) => (RSB (SLLconst <x.Type> [int32(log32(c/3))] (ADDshiftLL <x.Type> x x [1])) a) +(MULS x (MOVWconst [c]) a) && c%5 == 0 && isPowerOfTwo32(c/5) => (RSB (SLLconst <x.Type> [int32(log32(c/5))] (ADDshiftLL <x.Type> x x [2])) a) +(MULS x (MOVWconst [c]) a) && c%7 == 0 && isPowerOfTwo32(c/7) => (RSB (SLLconst <x.Type> [int32(log32(c/7))] (RSBshiftLL <x.Type> x x [3])) a) +(MULS x (MOVWconst [c]) a) && c%9 == 0 && isPowerOfTwo32(c/9) => (RSB (SLLconst <x.Type> [int32(log32(c/9))] (ADDshiftLL <x.Type> x x [3])) a) -(MULS (MOVWconst [c]) x a) && int32(c) == -1 -> (ADD a x) -(MULS (MOVWconst [0]) _ a) -> a -(MULS (MOVWconst [1]) x a) -> (RSB x a) -(MULS (MOVWconst [c]) x a) && isPowerOfTwo(c) -> (RSB (SLLconst <x.Type> [log2(c)] x) a) -(MULS (MOVWconst [c]) x a) && isPowerOfTwo(c-1) && int32(c) >= 3 -> (RSB (ADDshiftLL <x.Type> x x [log2(c-1)]) a) -(MULS (MOVWconst [c]) x a) && isPowerOfTwo(c+1) && int32(c) >= 7 -> (RSB (RSBshiftLL <x.Type> x x [log2(c+1)]) a) -(MULS (MOVWconst [c]) x a) && c%3 == 0 && isPowerOfTwo(c/3) && is32Bit(c) -> (RSB (SLLconst <x.Type> [log2(c/3)] (ADDshiftLL <x.Type> x x [1])) a) -(MULS (MOVWconst [c]) x a) && c%5 == 0 && isPowerOfTwo(c/5) && is32Bit(c) -> (RSB (SLLconst <x.Type> [log2(c/5)] (ADDshiftLL <x.Type> x x [2])) a) -(MULS (MOVWconst [c]) x a) && c%7 == 0 && isPowerOfTwo(c/7) && is32Bit(c) -> (RSB (SLLconst <x.Type> [log2(c/7)] (RSBshiftLL <x.Type> x x [3])) a) -(MULS (MOVWconst [c]) x a) && c%9 == 0 && isPowerOfTwo(c/9) && is32Bit(c) -> (RSB (SLLconst <x.Type> [log2(c/9)] (ADDshiftLL <x.Type> x x [3])) a) +(MULS (MOVWconst [c]) x a) && c == -1 => (ADD a x) +(MULS (MOVWconst [0]) _ a) => a +(MULS (MOVWconst [1]) x a) => (RSB x a) +(MULS (MOVWconst [c]) x a) && isPowerOfTwo32(c) => (RSB (SLLconst <x.Type> [int32(log32(c))] x) a) +(MULS (MOVWconst [c]) x a) && isPowerOfTwo32(c-1) && c >= 3 => (RSB (ADDshiftLL <x.Type> x x [int32(log32(c-1))]) a) +(MULS (MOVWconst [c]) x a) && isPowerOfTwo32(c+1) && c >= 7 => (RSB (RSBshiftLL <x.Type> x x [int32(log32(c+1))]) a) +(MULS (MOVWconst [c]) x a) && c%3 == 0 && isPowerOfTwo32(c/3) => (RSB (SLLconst <x.Type> [int32(log32(c/3))] (ADDshiftLL <x.Type> x x [1])) a) +(MULS (MOVWconst [c]) x a) && c%5 == 0 && isPowerOfTwo32(c/5) => (RSB (SLLconst <x.Type> [int32(log32(c/5))] (ADDshiftLL <x.Type> x x [2])) a) +(MULS (MOVWconst [c]) x a) && c%7 == 0 && isPowerOfTwo32(c/7) => (RSB (SLLconst <x.Type> [int32(log32(c/7))] (RSBshiftLL <x.Type> x x [3])) a) +(MULS (MOVWconst [c]) x a) && c%9 == 0 && isPowerOfTwo32(c/9) => (RSB (SLLconst <x.Type> [int32(log32(c/9))] (ADDshiftLL <x.Type> x x [3])) a) // div by constant -(Select0 (CALLudiv x (MOVWconst [1]))) -> x -(Select1 (CALLudiv _ (MOVWconst [1]))) -> (MOVWconst [0]) -(Select0 (CALLudiv x (MOVWconst [c]))) && isPowerOfTwo(c) -> (SRLconst [log2(c)] x) -(Select1 (CALLudiv x (MOVWconst [c]))) && isPowerOfTwo(c) -> (ANDconst [c-1] x) +(Select0 (CALLudiv x (MOVWconst [1]))) => x +(Select1 (CALLudiv _ (MOVWconst [1]))) => (MOVWconst [0]) +(Select0 (CALLudiv x (MOVWconst [c]))) && isPowerOfTwo32(c) => (SRLconst [int32(log32(c))] x) +(Select1 (CALLudiv x (MOVWconst [c]))) && isPowerOfTwo32(c) => (ANDconst [c-1] x) // constant comparisons (CMPconst (MOVWconst [x]) [y]) => (FlagConstant [subFlags32(x,y)]) @@ -664,16 +664,16 @@ (GEnoov (FlagConstant [fc]) yes no) && !fc.geNoov() => (First no yes) // absorb InvertFlags into branches -(LT (InvertFlags cmp) yes no) -> (GT cmp yes no) -(GT (InvertFlags cmp) yes no) -> (LT cmp yes no) -(LE (InvertFlags cmp) yes no) -> (GE cmp yes no) -(GE (InvertFlags cmp) yes no) -> (LE cmp yes no) -(ULT (InvertFlags cmp) yes no) -> (UGT cmp yes no) -(UGT (InvertFlags cmp) yes no) -> (ULT cmp yes no) -(ULE (InvertFlags cmp) yes no) -> (UGE cmp yes no) -(UGE (InvertFlags cmp) yes no) -> (ULE cmp yes no) -(EQ (InvertFlags cmp) yes no) -> (EQ cmp yes no) -(NE (InvertFlags cmp) yes no) -> (NE cmp yes no) +(LT (InvertFlags cmp) yes no) => (GT cmp yes no) +(GT (InvertFlags cmp) yes no) => (LT cmp yes no) +(LE (InvertFlags cmp) yes no) => (GE cmp yes no) +(GE (InvertFlags cmp) yes no) => (LE cmp yes no) +(ULT (InvertFlags cmp) yes no) => (UGT cmp yes no) +(UGT (InvertFlags cmp) yes no) => (ULT cmp yes no) +(ULE (InvertFlags cmp) yes no) => (UGE cmp yes no) +(UGE (InvertFlags cmp) yes no) => (ULE cmp yes no) +(EQ (InvertFlags cmp) yes no) => (EQ cmp yes no) +(NE (InvertFlags cmp) yes no) => (NE cmp yes no) (LTnoov (InvertFlags cmp) yes no) => (GTnoov cmp yes no) (GEnoov (InvertFlags cmp) yes no) => (LEnoov cmp yes no) (LEnoov (InvertFlags cmp) yes no) => (GEnoov cmp yes no) @@ -692,16 +692,16 @@ (GreaterEqualU (FlagConstant [fc])) => (MOVWconst [b2i32(fc.uge())]) // absorb InvertFlags into boolean values -(Equal (InvertFlags x)) -> (Equal x) -(NotEqual (InvertFlags x)) -> (NotEqual x) -(LessThan (InvertFlags x)) -> (GreaterThan x) -(LessThanU (InvertFlags x)) -> (GreaterThanU x) -(GreaterThan (InvertFlags x)) -> (LessThan x) -(GreaterThanU (InvertFlags x)) -> (LessThanU x) -(LessEqual (InvertFlags x)) -> (GreaterEqual x) -(LessEqualU (InvertFlags x)) -> (GreaterEqualU x) -(GreaterEqual (InvertFlags x)) -> (LessEqual x) -(GreaterEqualU (InvertFlags x)) -> (LessEqualU x) +(Equal (InvertFlags x)) => (Equal x) +(NotEqual (InvertFlags x)) => (NotEqual x) +(LessThan (InvertFlags x)) => (GreaterThan x) +(LessThanU (InvertFlags x)) => (GreaterThanU x) +(GreaterThan (InvertFlags x)) => (LessThan x) +(GreaterThanU (InvertFlags x)) => (LessThanU x) +(LessEqual (InvertFlags x)) => (GreaterEqual x) +(LessEqualU (InvertFlags x)) => (GreaterEqualU x) +(GreaterEqual (InvertFlags x)) => (LessEqual x) +(GreaterEqualU (InvertFlags x)) => (LessEqualU x) // absorb flag constants into conditional instructions (CMOVWLSconst _ (FlagConstant [fc]) [c]) && fc.ule() => (MOVWconst [c]) @@ -710,766 +710,766 @@ (CMOVWHSconst _ (FlagConstant [fc]) [c]) && fc.uge() => (MOVWconst [c]) (CMOVWHSconst x (FlagConstant [fc]) [c]) && fc.ult() => x -(CMOVWLSconst x (InvertFlags flags) [c]) -> (CMOVWHSconst x flags [c]) -(CMOVWHSconst x (InvertFlags flags) [c]) -> (CMOVWLSconst x flags [c]) +(CMOVWLSconst x (InvertFlags flags) [c]) => (CMOVWHSconst x flags [c]) +(CMOVWHSconst x (InvertFlags flags) [c]) => (CMOVWLSconst x flags [c]) (SRAcond x _ (FlagConstant [fc])) && fc.uge() => (SRAconst x [31]) (SRAcond x y (FlagConstant [fc])) && fc.ult() => (SRA x y) // remove redundant *const ops -(ADDconst [0] x) -> x -(SUBconst [0] x) -> x -(ANDconst [0] _) -> (MOVWconst [0]) -(ANDconst [c] x) && int32(c)==-1 -> x -(ORconst [0] x) -> x -(ORconst [c] _) && int32(c)==-1 -> (MOVWconst [-1]) -(XORconst [0] x) -> x -(BICconst [0] x) -> x -(BICconst [c] _) && int32(c)==-1 -> (MOVWconst [0]) +(ADDconst [0] x) => x +(SUBconst [0] x) => x +(ANDconst [0] _) => (MOVWconst [0]) +(ANDconst [c] x) && int32(c)==-1 => x +(ORconst [0] x) => x +(ORconst [c] _) && int32(c)==-1 => (MOVWconst [-1]) +(XORconst [0] x) => x +(BICconst [0] x) => x +(BICconst [c] _) && int32(c)==-1 => (MOVWconst [0]) // generic constant folding -(ADDconst [c] x) && !isARMImmRot(uint32(c)) && isARMImmRot(uint32(-c)) -> (SUBconst [int64(int32(-c))] x) -(SUBconst [c] x) && !isARMImmRot(uint32(c)) && isARMImmRot(uint32(-c)) -> (ADDconst [int64(int32(-c))] x) -(ANDconst [c] x) && !isARMImmRot(uint32(c)) && isARMImmRot(^uint32(c)) -> (BICconst [int64(int32(^uint32(c)))] x) -(BICconst [c] x) && !isARMImmRot(uint32(c)) && isARMImmRot(^uint32(c)) -> (ANDconst [int64(int32(^uint32(c)))] x) -(ADDconst [c] x) && objabi.GOARM==7 && !isARMImmRot(uint32(c)) && uint32(c)>0xffff && uint32(-c)<=0xffff -> (SUBconst [int64(int32(-c))] x) -(SUBconst [c] x) && objabi.GOARM==7 && !isARMImmRot(uint32(c)) && uint32(c)>0xffff && uint32(-c)<=0xffff -> (ANDconst [int64(int32(-c))] x) -(ANDconst [c] x) && objabi.GOARM==7 && !isARMImmRot(uint32(c)) && uint32(c)>0xffff && ^uint32(c)<=0xffff -> (BICconst [int64(int32(^uint32(c)))] x) -(BICconst [c] x) && objabi.GOARM==7 && !isARMImmRot(uint32(c)) && uint32(c)>0xffff && ^uint32(c)<=0xffff -> (ANDconst [int64(int32(^uint32(c)))] x) -(ADDconst [c] (MOVWconst [d])) -> (MOVWconst [int64(int32(c+d))]) -(ADDconst [c] (ADDconst [d] x)) -> (ADDconst [int64(int32(c+d))] x) -(ADDconst [c] (SUBconst [d] x)) -> (ADDconst [int64(int32(c-d))] x) -(ADDconst [c] (RSBconst [d] x)) -> (RSBconst [int64(int32(c+d))] x) -(ADCconst [c] (ADDconst [d] x) flags) -> (ADCconst [int64(int32(c+d))] x flags) -(ADCconst [c] (SUBconst [d] x) flags) -> (ADCconst [int64(int32(c-d))] x flags) -(SUBconst [c] (MOVWconst [d])) -> (MOVWconst [int64(int32(d-c))]) -(SUBconst [c] (SUBconst [d] x)) -> (ADDconst [int64(int32(-c-d))] x) -(SUBconst [c] (ADDconst [d] x)) -> (ADDconst [int64(int32(-c+d))] x) -(SUBconst [c] (RSBconst [d] x)) -> (RSBconst [int64(int32(-c+d))] x) -(SBCconst [c] (ADDconst [d] x) flags) -> (SBCconst [int64(int32(c-d))] x flags) -(SBCconst [c] (SUBconst [d] x) flags) -> (SBCconst [int64(int32(c+d))] x flags) -(RSBconst [c] (MOVWconst [d])) -> (MOVWconst [int64(int32(c-d))]) -(RSBconst [c] (RSBconst [d] x)) -> (ADDconst [int64(int32(c-d))] x) -(RSBconst [c] (ADDconst [d] x)) -> (RSBconst [int64(int32(c-d))] x) -(RSBconst [c] (SUBconst [d] x)) -> (RSBconst [int64(int32(c+d))] x) -(RSCconst [c] (ADDconst [d] x) flags) -> (RSCconst [int64(int32(c-d))] x flags) -(RSCconst [c] (SUBconst [d] x) flags) -> (RSCconst [int64(int32(c+d))] x flags) -(SLLconst [c] (MOVWconst [d])) -> (MOVWconst [int64(int32(uint32(d)<<uint64(c)))]) -(SRLconst [c] (MOVWconst [d])) -> (MOVWconst [int64(int32(uint32(d)>>uint64(c)))]) -(SRAconst [c] (MOVWconst [d])) -> (MOVWconst [int64(int32(d)>>uint64(c))]) -(MUL (MOVWconst [c]) (MOVWconst [d])) -> (MOVWconst [int64(int32(c*d))]) -(MULA (MOVWconst [c]) (MOVWconst [d]) a) -> (ADDconst [int64(int32(c*d))] a) -(MULS (MOVWconst [c]) (MOVWconst [d]) a) -> (SUBconst [int64(int32(c*d))] a) -(Select0 (CALLudiv (MOVWconst [c]) (MOVWconst [d]))) -> (MOVWconst [int64(int32(uint32(c)/uint32(d)))]) -(Select1 (CALLudiv (MOVWconst [c]) (MOVWconst [d]))) -> (MOVWconst [int64(int32(uint32(c)%uint32(d)))]) -(ANDconst [c] (MOVWconst [d])) -> (MOVWconst [c&d]) -(ANDconst [c] (ANDconst [d] x)) -> (ANDconst [c&d] x) -(ORconst [c] (MOVWconst [d])) -> (MOVWconst [c|d]) -(ORconst [c] (ORconst [d] x)) -> (ORconst [c|d] x) -(XORconst [c] (MOVWconst [d])) -> (MOVWconst [c^d]) -(XORconst [c] (XORconst [d] x)) -> (XORconst [c^d] x) -(BICconst [c] (MOVWconst [d])) -> (MOVWconst [d&^c]) -(BICconst [c] (BICconst [d] x)) -> (BICconst [int64(int32(c|d))] x) -(MVN (MOVWconst [c])) -> (MOVWconst [^c]) -(MOVBreg (MOVWconst [c])) -> (MOVWconst [int64(int8(c))]) -(MOVBUreg (MOVWconst [c])) -> (MOVWconst [int64(uint8(c))]) -(MOVHreg (MOVWconst [c])) -> (MOVWconst [int64(int16(c))]) -(MOVHUreg (MOVWconst [c])) -> (MOVWconst [int64(uint16(c))]) -(MOVWreg (MOVWconst [c])) -> (MOVWconst [c]) +(ADDconst [c] x) && !isARMImmRot(uint32(c)) && isARMImmRot(uint32(-c)) => (SUBconst [-c] x) +(SUBconst [c] x) && !isARMImmRot(uint32(c)) && isARMImmRot(uint32(-c)) => (ADDconst [-c] x) +(ANDconst [c] x) && !isARMImmRot(uint32(c)) && isARMImmRot(^uint32(c)) => (BICconst [int32(^uint32(c))] x) +(BICconst [c] x) && !isARMImmRot(uint32(c)) && isARMImmRot(^uint32(c)) => (ANDconst [int32(^uint32(c))] x) +(ADDconst [c] x) && objabi.GOARM==7 && !isARMImmRot(uint32(c)) && uint32(c)>0xffff && uint32(-c)<=0xffff => (SUBconst [-c] x) +(SUBconst [c] x) && objabi.GOARM==7 && !isARMImmRot(uint32(c)) && uint32(c)>0xffff && uint32(-c)<=0xffff => (ADDconst [-c] x) +(ANDconst [c] x) && objabi.GOARM==7 && !isARMImmRot(uint32(c)) && uint32(c)>0xffff && ^uint32(c)<=0xffff => (BICconst [int32(^uint32(c))] x) +(BICconst [c] x) && objabi.GOARM==7 && !isARMImmRot(uint32(c)) && uint32(c)>0xffff && ^uint32(c)<=0xffff => (ANDconst [int32(^uint32(c))] x) +(ADDconst [c] (MOVWconst [d])) => (MOVWconst [c+d]) +(ADDconst [c] (ADDconst [d] x)) => (ADDconst [c+d] x) +(ADDconst [c] (SUBconst [d] x)) => (ADDconst [c-d] x) +(ADDconst [c] (RSBconst [d] x)) => (RSBconst [c+d] x) +(ADCconst [c] (ADDconst [d] x) flags) => (ADCconst [c+d] x flags) +(ADCconst [c] (SUBconst [d] x) flags) => (ADCconst [c-d] x flags) +(SUBconst [c] (MOVWconst [d])) => (MOVWconst [d-c]) +(SUBconst [c] (SUBconst [d] x)) => (ADDconst [-c-d] x) +(SUBconst [c] (ADDconst [d] x)) => (ADDconst [-c+d] x) +(SUBconst [c] (RSBconst [d] x)) => (RSBconst [-c+d] x) +(SBCconst [c] (ADDconst [d] x) flags) => (SBCconst [c-d] x flags) +(SBCconst [c] (SUBconst [d] x) flags) => (SBCconst [c+d] x flags) +(RSBconst [c] (MOVWconst [d])) => (MOVWconst [c-d]) +(RSBconst [c] (RSBconst [d] x)) => (ADDconst [c-d] x) +(RSBconst [c] (ADDconst [d] x)) => (RSBconst [c-d] x) +(RSBconst [c] (SUBconst [d] x)) => (RSBconst [c+d] x) +(RSCconst [c] (ADDconst [d] x) flags) => (RSCconst [c-d] x flags) +(RSCconst [c] (SUBconst [d] x) flags) => (RSCconst [c+d] x flags) +(SLLconst [c] (MOVWconst [d])) => (MOVWconst [d<<uint64(c)]) +(SRLconst [c] (MOVWconst [d])) => (MOVWconst [int32(uint32(d)>>uint64(c))]) +(SRAconst [c] (MOVWconst [d])) => (MOVWconst [d>>uint64(c)]) +(MUL (MOVWconst [c]) (MOVWconst [d])) => (MOVWconst [c*d]) +(MULA (MOVWconst [c]) (MOVWconst [d]) a) => (ADDconst [c*d] a) +(MULS (MOVWconst [c]) (MOVWconst [d]) a) => (SUBconst [c*d] a) +(Select0 (CALLudiv (MOVWconst [c]) (MOVWconst [d]))) && d != 0 => (MOVWconst [int32(uint32(c)/uint32(d))]) +(Select1 (CALLudiv (MOVWconst [c]) (MOVWconst [d]))) && d != 0 => (MOVWconst [int32(uint32(c)%uint32(d))]) +(ANDconst [c] (MOVWconst [d])) => (MOVWconst [c&d]) +(ANDconst [c] (ANDconst [d] x)) => (ANDconst [c&d] x) +(ORconst [c] (MOVWconst [d])) => (MOVWconst [c|d]) +(ORconst [c] (ORconst [d] x)) => (ORconst [c|d] x) +(XORconst [c] (MOVWconst [d])) => (MOVWconst [c^d]) +(XORconst [c] (XORconst [d] x)) => (XORconst [c^d] x) +(BICconst [c] (MOVWconst [d])) => (MOVWconst [d&^c]) +(BICconst [c] (BICconst [d] x)) => (BICconst [c|d] x) +(MVN (MOVWconst [c])) => (MOVWconst [^c]) +(MOVBreg (MOVWconst [c])) => (MOVWconst [int32(int8(c))]) +(MOVBUreg (MOVWconst [c])) => (MOVWconst [int32(uint8(c))]) +(MOVHreg (MOVWconst [c])) => (MOVWconst [int32(int16(c))]) +(MOVHUreg (MOVWconst [c])) => (MOVWconst [int32(uint16(c))]) +(MOVWreg (MOVWconst [c])) => (MOVWconst [c]) // BFX: Width = c >> 8, LSB = c & 0xff, result = d << (32 - Width - LSB) >> (32 - Width) -(BFX [c] (MOVWconst [d])) -> (MOVWconst [int64(int32(d)<<(32-uint32(c&0xff)-uint32(c>>8))>>(32-uint32(c>>8)))]) -(BFXU [c] (MOVWconst [d])) -> (MOVWconst [int64(int32(uint32(d)<<(32-uint32(c&0xff)-uint32(c>>8))>>(32-uint32(c>>8))))]) +(BFX [c] (MOVWconst [d])) => (MOVWconst [d<<(32-uint32(c&0xff)-uint32(c>>8))>>(32-uint32(c>>8))]) +(BFXU [c] (MOVWconst [d])) => (MOVWconst [int32(uint32(d)<<(32-uint32(c&0xff)-uint32(c>>8))>>(32-uint32(c>>8)))]) // absorb shifts into ops -(ADD x (SLLconst [c] y)) -> (ADDshiftLL x y [c]) -(ADD x (SRLconst [c] y)) -> (ADDshiftRL x y [c]) -(ADD x (SRAconst [c] y)) -> (ADDshiftRA x y [c]) -(ADD x (SLL y z)) -> (ADDshiftLLreg x y z) -(ADD x (SRL y z)) -> (ADDshiftRLreg x y z) -(ADD x (SRA y z)) -> (ADDshiftRAreg x y z) -(ADC x (SLLconst [c] y) flags) -> (ADCshiftLL x y [c] flags) -(ADC x (SRLconst [c] y) flags) -> (ADCshiftRL x y [c] flags) -(ADC x (SRAconst [c] y) flags) -> (ADCshiftRA x y [c] flags) -(ADC x (SLL y z) flags) -> (ADCshiftLLreg x y z flags) -(ADC x (SRL y z) flags) -> (ADCshiftRLreg x y z flags) -(ADC x (SRA y z) flags) -> (ADCshiftRAreg x y z flags) -(ADDS x (SLLconst [c] y)) -> (ADDSshiftLL x y [c]) -(ADDS x (SRLconst [c] y)) -> (ADDSshiftRL x y [c]) -(ADDS x (SRAconst [c] y)) -> (ADDSshiftRA x y [c]) -(ADDS x (SLL y z)) -> (ADDSshiftLLreg x y z) -(ADDS x (SRL y z)) -> (ADDSshiftRLreg x y z) -(ADDS x (SRA y z)) -> (ADDSshiftRAreg x y z) -(SUB x (SLLconst [c] y)) -> (SUBshiftLL x y [c]) -(SUB (SLLconst [c] y) x) -> (RSBshiftLL x y [c]) -(SUB x (SRLconst [c] y)) -> (SUBshiftRL x y [c]) -(SUB (SRLconst [c] y) x) -> (RSBshiftRL x y [c]) -(SUB x (SRAconst [c] y)) -> (SUBshiftRA x y [c]) -(SUB (SRAconst [c] y) x) -> (RSBshiftRA x y [c]) -(SUB x (SLL y z)) -> (SUBshiftLLreg x y z) -(SUB (SLL y z) x) -> (RSBshiftLLreg x y z) -(SUB x (SRL y z)) -> (SUBshiftRLreg x y z) -(SUB (SRL y z) x) -> (RSBshiftRLreg x y z) -(SUB x (SRA y z)) -> (SUBshiftRAreg x y z) -(SUB (SRA y z) x) -> (RSBshiftRAreg x y z) -(SBC x (SLLconst [c] y) flags) -> (SBCshiftLL x y [c] flags) -(SBC (SLLconst [c] y) x flags) -> (RSCshiftLL x y [c] flags) -(SBC x (SRLconst [c] y) flags) -> (SBCshiftRL x y [c] flags) -(SBC (SRLconst [c] y) x flags) -> (RSCshiftRL x y [c] flags) -(SBC x (SRAconst [c] y) flags) -> (SBCshiftRA x y [c] flags) -(SBC (SRAconst [c] y) x flags) -> (RSCshiftRA x y [c] flags) -(SBC x (SLL y z) flags) -> (SBCshiftLLreg x y z flags) -(SBC (SLL y z) x flags) -> (RSCshiftLLreg x y z flags) -(SBC x (SRL y z) flags) -> (SBCshiftRLreg x y z flags) -(SBC (SRL y z) x flags) -> (RSCshiftRLreg x y z flags) -(SBC x (SRA y z) flags) -> (SBCshiftRAreg x y z flags) -(SBC (SRA y z) x flags) -> (RSCshiftRAreg x y z flags) -(SUBS x (SLLconst [c] y)) -> (SUBSshiftLL x y [c]) -(SUBS (SLLconst [c] y) x) -> (RSBSshiftLL x y [c]) -(SUBS x (SRLconst [c] y)) -> (SUBSshiftRL x y [c]) -(SUBS (SRLconst [c] y) x) -> (RSBSshiftRL x y [c]) -(SUBS x (SRAconst [c] y)) -> (SUBSshiftRA x y [c]) -(SUBS (SRAconst [c] y) x) -> (RSBSshiftRA x y [c]) -(SUBS x (SLL y z)) -> (SUBSshiftLLreg x y z) -(SUBS (SLL y z) x) -> (RSBSshiftLLreg x y z) -(SUBS x (SRL y z)) -> (SUBSshiftRLreg x y z) -(SUBS (SRL y z) x) -> (RSBSshiftRLreg x y z) -(SUBS x (SRA y z)) -> (SUBSshiftRAreg x y z) -(SUBS (SRA y z) x) -> (RSBSshiftRAreg x y z) -(RSB x (SLLconst [c] y)) -> (RSBshiftLL x y [c]) -(RSB (SLLconst [c] y) x) -> (SUBshiftLL x y [c]) -(RSB x (SRLconst [c] y)) -> (RSBshiftRL x y [c]) -(RSB (SRLconst [c] y) x) -> (SUBshiftRL x y [c]) -(RSB x (SRAconst [c] y)) -> (RSBshiftRA x y [c]) -(RSB (SRAconst [c] y) x) -> (SUBshiftRA x y [c]) -(RSB x (SLL y z)) -> (RSBshiftLLreg x y z) -(RSB (SLL y z) x) -> (SUBshiftLLreg x y z) -(RSB x (SRL y z)) -> (RSBshiftRLreg x y z) -(RSB (SRL y z) x) -> (SUBshiftRLreg x y z) -(RSB x (SRA y z)) -> (RSBshiftRAreg x y z) -(RSB (SRA y z) x) -> (SUBshiftRAreg x y z) -(AND x (SLLconst [c] y)) -> (ANDshiftLL x y [c]) -(AND x (SRLconst [c] y)) -> (ANDshiftRL x y [c]) -(AND x (SRAconst [c] y)) -> (ANDshiftRA x y [c]) -(AND x (SLL y z)) -> (ANDshiftLLreg x y z) -(AND x (SRL y z)) -> (ANDshiftRLreg x y z) -(AND x (SRA y z)) -> (ANDshiftRAreg x y z) -(OR x (SLLconst [c] y)) -> (ORshiftLL x y [c]) -(OR x (SRLconst [c] y)) -> (ORshiftRL x y [c]) -(OR x (SRAconst [c] y)) -> (ORshiftRA x y [c]) -(OR x (SLL y z)) -> (ORshiftLLreg x y z) -(OR x (SRL y z)) -> (ORshiftRLreg x y z) -(OR x (SRA y z)) -> (ORshiftRAreg x y z) -(XOR x (SLLconst [c] y)) -> (XORshiftLL x y [c]) -(XOR x (SRLconst [c] y)) -> (XORshiftRL x y [c]) -(XOR x (SRAconst [c] y)) -> (XORshiftRA x y [c]) -(XOR x (SRRconst [c] y)) -> (XORshiftRR x y [c]) -(XOR x (SLL y z)) -> (XORshiftLLreg x y z) -(XOR x (SRL y z)) -> (XORshiftRLreg x y z) -(XOR x (SRA y z)) -> (XORshiftRAreg x y z) -(BIC x (SLLconst [c] y)) -> (BICshiftLL x y [c]) -(BIC x (SRLconst [c] y)) -> (BICshiftRL x y [c]) -(BIC x (SRAconst [c] y)) -> (BICshiftRA x y [c]) -(BIC x (SLL y z)) -> (BICshiftLLreg x y z) -(BIC x (SRL y z)) -> (BICshiftRLreg x y z) -(BIC x (SRA y z)) -> (BICshiftRAreg x y z) -(MVN (SLLconst [c] x)) -> (MVNshiftLL x [c]) -(MVN (SRLconst [c] x)) -> (MVNshiftRL x [c]) -(MVN (SRAconst [c] x)) -> (MVNshiftRA x [c]) -(MVN (SLL x y)) -> (MVNshiftLLreg x y) -(MVN (SRL x y)) -> (MVNshiftRLreg x y) -(MVN (SRA x y)) -> (MVNshiftRAreg x y) +(ADD x (SLLconst [c] y)) => (ADDshiftLL x y [c]) +(ADD x (SRLconst [c] y)) => (ADDshiftRL x y [c]) +(ADD x (SRAconst [c] y)) => (ADDshiftRA x y [c]) +(ADD x (SLL y z)) => (ADDshiftLLreg x y z) +(ADD x (SRL y z)) => (ADDshiftRLreg x y z) +(ADD x (SRA y z)) => (ADDshiftRAreg x y z) +(ADC x (SLLconst [c] y) flags) => (ADCshiftLL x y [c] flags) +(ADC x (SRLconst [c] y) flags) => (ADCshiftRL x y [c] flags) +(ADC x (SRAconst [c] y) flags) => (ADCshiftRA x y [c] flags) +(ADC x (SLL y z) flags) => (ADCshiftLLreg x y z flags) +(ADC x (SRL y z) flags) => (ADCshiftRLreg x y z flags) +(ADC x (SRA y z) flags) => (ADCshiftRAreg x y z flags) +(ADDS x (SLLconst [c] y)) => (ADDSshiftLL x y [c]) +(ADDS x (SRLconst [c] y)) => (ADDSshiftRL x y [c]) +(ADDS x (SRAconst [c] y)) => (ADDSshiftRA x y [c]) +(ADDS x (SLL y z)) => (ADDSshiftLLreg x y z) +(ADDS x (SRL y z)) => (ADDSshiftRLreg x y z) +(ADDS x (SRA y z)) => (ADDSshiftRAreg x y z) +(SUB x (SLLconst [c] y)) => (SUBshiftLL x y [c]) +(SUB (SLLconst [c] y) x) => (RSBshiftLL x y [c]) +(SUB x (SRLconst [c] y)) => (SUBshiftRL x y [c]) +(SUB (SRLconst [c] y) x) => (RSBshiftRL x y [c]) +(SUB x (SRAconst [c] y)) => (SUBshiftRA x y [c]) +(SUB (SRAconst [c] y) x) => (RSBshiftRA x y [c]) +(SUB x (SLL y z)) => (SUBshiftLLreg x y z) +(SUB (SLL y z) x) => (RSBshiftLLreg x y z) +(SUB x (SRL y z)) => (SUBshiftRLreg x y z) +(SUB (SRL y z) x) => (RSBshiftRLreg x y z) +(SUB x (SRA y z)) => (SUBshiftRAreg x y z) +(SUB (SRA y z) x) => (RSBshiftRAreg x y z) +(SBC x (SLLconst [c] y) flags) => (SBCshiftLL x y [c] flags) +(SBC (SLLconst [c] y) x flags) => (RSCshiftLL x y [c] flags) +(SBC x (SRLconst [c] y) flags) => (SBCshiftRL x y [c] flags) +(SBC (SRLconst [c] y) x flags) => (RSCshiftRL x y [c] flags) +(SBC x (SRAconst [c] y) flags) => (SBCshiftRA x y [c] flags) +(SBC (SRAconst [c] y) x flags) => (RSCshiftRA x y [c] flags) +(SBC x (SLL y z) flags) => (SBCshiftLLreg x y z flags) +(SBC (SLL y z) x flags) => (RSCshiftLLreg x y z flags) +(SBC x (SRL y z) flags) => (SBCshiftRLreg x y z flags) +(SBC (SRL y z) x flags) => (RSCshiftRLreg x y z flags) +(SBC x (SRA y z) flags) => (SBCshiftRAreg x y z flags) +(SBC (SRA y z) x flags) => (RSCshiftRAreg x y z flags) +(SUBS x (SLLconst [c] y)) => (SUBSshiftLL x y [c]) +(SUBS (SLLconst [c] y) x) => (RSBSshiftLL x y [c]) +(SUBS x (SRLconst [c] y)) => (SUBSshiftRL x y [c]) +(SUBS (SRLconst [c] y) x) => (RSBSshiftRL x y [c]) +(SUBS x (SRAconst [c] y)) => (SUBSshiftRA x y [c]) +(SUBS (SRAconst [c] y) x) => (RSBSshiftRA x y [c]) +(SUBS x (SLL y z)) => (SUBSshiftLLreg x y z) +(SUBS (SLL y z) x) => (RSBSshiftLLreg x y z) +(SUBS x (SRL y z)) => (SUBSshiftRLreg x y z) +(SUBS (SRL y z) x) => (RSBSshiftRLreg x y z) +(SUBS x (SRA y z)) => (SUBSshiftRAreg x y z) +(SUBS (SRA y z) x) => (RSBSshiftRAreg x y z) +(RSB x (SLLconst [c] y)) => (RSBshiftLL x y [c]) +(RSB (SLLconst [c] y) x) => (SUBshiftLL x y [c]) +(RSB x (SRLconst [c] y)) => (RSBshiftRL x y [c]) +(RSB (SRLconst [c] y) x) => (SUBshiftRL x y [c]) +(RSB x (SRAconst [c] y)) => (RSBshiftRA x y [c]) +(RSB (SRAconst [c] y) x) => (SUBshiftRA x y [c]) +(RSB x (SLL y z)) => (RSBshiftLLreg x y z) +(RSB (SLL y z) x) => (SUBshiftLLreg x y z) +(RSB x (SRL y z)) => (RSBshiftRLreg x y z) +(RSB (SRL y z) x) => (SUBshiftRLreg x y z) +(RSB x (SRA y z)) => (RSBshiftRAreg x y z) +(RSB (SRA y z) x) => (SUBshiftRAreg x y z) +(AND x (SLLconst [c] y)) => (ANDshiftLL x y [c]) +(AND x (SRLconst [c] y)) => (ANDshiftRL x y [c]) +(AND x (SRAconst [c] y)) => (ANDshiftRA x y [c]) +(AND x (SLL y z)) => (ANDshiftLLreg x y z) +(AND x (SRL y z)) => (ANDshiftRLreg x y z) +(AND x (SRA y z)) => (ANDshiftRAreg x y z) +(OR x (SLLconst [c] y)) => (ORshiftLL x y [c]) +(OR x (SRLconst [c] y)) => (ORshiftRL x y [c]) +(OR x (SRAconst [c] y)) => (ORshiftRA x y [c]) +(OR x (SLL y z)) => (ORshiftLLreg x y z) +(OR x (SRL y z)) => (ORshiftRLreg x y z) +(OR x (SRA y z)) => (ORshiftRAreg x y z) +(XOR x (SLLconst [c] y)) => (XORshiftLL x y [c]) +(XOR x (SRLconst [c] y)) => (XORshiftRL x y [c]) +(XOR x (SRAconst [c] y)) => (XORshiftRA x y [c]) +(XOR x (SRRconst [c] y)) => (XORshiftRR x y [c]) +(XOR x (SLL y z)) => (XORshiftLLreg x y z) +(XOR x (SRL y z)) => (XORshiftRLreg x y z) +(XOR x (SRA y z)) => (XORshiftRAreg x y z) +(BIC x (SLLconst [c] y)) => (BICshiftLL x y [c]) +(BIC x (SRLconst [c] y)) => (BICshiftRL x y [c]) +(BIC x (SRAconst [c] y)) => (BICshiftRA x y [c]) +(BIC x (SLL y z)) => (BICshiftLLreg x y z) +(BIC x (SRL y z)) => (BICshiftRLreg x y z) +(BIC x (SRA y z)) => (BICshiftRAreg x y z) +(MVN (SLLconst [c] x)) => (MVNshiftLL x [c]) +(MVN (SRLconst [c] x)) => (MVNshiftRL x [c]) +(MVN (SRAconst [c] x)) => (MVNshiftRA x [c]) +(MVN (SLL x y)) => (MVNshiftLLreg x y) +(MVN (SRL x y)) => (MVNshiftRLreg x y) +(MVN (SRA x y)) => (MVNshiftRAreg x y) -(CMP x (SLLconst [c] y)) -> (CMPshiftLL x y [c]) -(CMP (SLLconst [c] y) x) -> (InvertFlags (CMPshiftLL x y [c])) -(CMP x (SRLconst [c] y)) -> (CMPshiftRL x y [c]) -(CMP (SRLconst [c] y) x) -> (InvertFlags (CMPshiftRL x y [c])) -(CMP x (SRAconst [c] y)) -> (CMPshiftRA x y [c]) -(CMP (SRAconst [c] y) x) -> (InvertFlags (CMPshiftRA x y [c])) -(CMP x (SLL y z)) -> (CMPshiftLLreg x y z) -(CMP (SLL y z) x) -> (InvertFlags (CMPshiftLLreg x y z)) -(CMP x (SRL y z)) -> (CMPshiftRLreg x y z) -(CMP (SRL y z) x) -> (InvertFlags (CMPshiftRLreg x y z)) -(CMP x (SRA y z)) -> (CMPshiftRAreg x y z) -(CMP (SRA y z) x) -> (InvertFlags (CMPshiftRAreg x y z)) -(TST x (SLLconst [c] y)) -> (TSTshiftLL x y [c]) -(TST x (SRLconst [c] y)) -> (TSTshiftRL x y [c]) -(TST x (SRAconst [c] y)) -> (TSTshiftRA x y [c]) -(TST x (SLL y z)) -> (TSTshiftLLreg x y z) -(TST x (SRL y z)) -> (TSTshiftRLreg x y z) -(TST x (SRA y z)) -> (TSTshiftRAreg x y z) -(TEQ x (SLLconst [c] y)) -> (TEQshiftLL x y [c]) -(TEQ x (SRLconst [c] y)) -> (TEQshiftRL x y [c]) -(TEQ x (SRAconst [c] y)) -> (TEQshiftRA x y [c]) -(TEQ x (SLL y z)) -> (TEQshiftLLreg x y z) -(TEQ x (SRL y z)) -> (TEQshiftRLreg x y z) -(TEQ x (SRA y z)) -> (TEQshiftRAreg x y z) -(CMN x (SLLconst [c] y)) -> (CMNshiftLL x y [c]) -(CMN x (SRLconst [c] y)) -> (CMNshiftRL x y [c]) -(CMN x (SRAconst [c] y)) -> (CMNshiftRA x y [c]) -(CMN x (SLL y z)) -> (CMNshiftLLreg x y z) -(CMN x (SRL y z)) -> (CMNshiftRLreg x y z) -(CMN x (SRA y z)) -> (CMNshiftRAreg x y z) +(CMP x (SLLconst [c] y)) => (CMPshiftLL x y [c]) +(CMP (SLLconst [c] y) x) => (InvertFlags (CMPshiftLL x y [c])) +(CMP x (SRLconst [c] y)) => (CMPshiftRL x y [c]) +(CMP (SRLconst [c] y) x) => (InvertFlags (CMPshiftRL x y [c])) +(CMP x (SRAconst [c] y)) => (CMPshiftRA x y [c]) +(CMP (SRAconst [c] y) x) => (InvertFlags (CMPshiftRA x y [c])) +(CMP x (SLL y z)) => (CMPshiftLLreg x y z) +(CMP (SLL y z) x) => (InvertFlags (CMPshiftLLreg x y z)) +(CMP x (SRL y z)) => (CMPshiftRLreg x y z) +(CMP (SRL y z) x) => (InvertFlags (CMPshiftRLreg x y z)) +(CMP x (SRA y z)) => (CMPshiftRAreg x y z) +(CMP (SRA y z) x) => (InvertFlags (CMPshiftRAreg x y z)) +(TST x (SLLconst [c] y)) => (TSTshiftLL x y [c]) +(TST x (SRLconst [c] y)) => (TSTshiftRL x y [c]) +(TST x (SRAconst [c] y)) => (TSTshiftRA x y [c]) +(TST x (SLL y z)) => (TSTshiftLLreg x y z) +(TST x (SRL y z)) => (TSTshiftRLreg x y z) +(TST x (SRA y z)) => (TSTshiftRAreg x y z) +(TEQ x (SLLconst [c] y)) => (TEQshiftLL x y [c]) +(TEQ x (SRLconst [c] y)) => (TEQshiftRL x y [c]) +(TEQ x (SRAconst [c] y)) => (TEQshiftRA x y [c]) +(TEQ x (SLL y z)) => (TEQshiftLLreg x y z) +(TEQ x (SRL y z)) => (TEQshiftRLreg x y z) +(TEQ x (SRA y z)) => (TEQshiftRAreg x y z) +(CMN x (SLLconst [c] y)) => (CMNshiftLL x y [c]) +(CMN x (SRLconst [c] y)) => (CMNshiftRL x y [c]) +(CMN x (SRAconst [c] y)) => (CMNshiftRA x y [c]) +(CMN x (SLL y z)) => (CMNshiftLLreg x y z) +(CMN x (SRL y z)) => (CMNshiftRLreg x y z) +(CMN x (SRA y z)) => (CMNshiftRAreg x y z) // prefer *const ops to *shift ops -(ADDshiftLL (MOVWconst [c]) x [d]) -> (ADDconst [c] (SLLconst <x.Type> x [d])) -(ADDshiftRL (MOVWconst [c]) x [d]) -> (ADDconst [c] (SRLconst <x.Type> x [d])) -(ADDshiftRA (MOVWconst [c]) x [d]) -> (ADDconst [c] (SRAconst <x.Type> x [d])) -(ADCshiftLL (MOVWconst [c]) x [d] flags) -> (ADCconst [c] (SLLconst <x.Type> x [d]) flags) -(ADCshiftRL (MOVWconst [c]) x [d] flags) -> (ADCconst [c] (SRLconst <x.Type> x [d]) flags) -(ADCshiftRA (MOVWconst [c]) x [d] flags) -> (ADCconst [c] (SRAconst <x.Type> x [d]) flags) -(ADDSshiftLL (MOVWconst [c]) x [d]) -> (ADDSconst [c] (SLLconst <x.Type> x [d])) -(ADDSshiftRL (MOVWconst [c]) x [d]) -> (ADDSconst [c] (SRLconst <x.Type> x [d])) -(ADDSshiftRA (MOVWconst [c]) x [d]) -> (ADDSconst [c] (SRAconst <x.Type> x [d])) -(SUBshiftLL (MOVWconst [c]) x [d]) -> (RSBconst [c] (SLLconst <x.Type> x [d])) -(SUBshiftRL (MOVWconst [c]) x [d]) -> (RSBconst [c] (SRLconst <x.Type> x [d])) -(SUBshiftRA (MOVWconst [c]) x [d]) -> (RSBconst [c] (SRAconst <x.Type> x [d])) -(SBCshiftLL (MOVWconst [c]) x [d] flags) -> (RSCconst [c] (SLLconst <x.Type> x [d]) flags) -(SBCshiftRL (MOVWconst [c]) x [d] flags) -> (RSCconst [c] (SRLconst <x.Type> x [d]) flags) -(SBCshiftRA (MOVWconst [c]) x [d] flags) -> (RSCconst [c] (SRAconst <x.Type> x [d]) flags) -(SUBSshiftLL (MOVWconst [c]) x [d]) -> (RSBSconst [c] (SLLconst <x.Type> x [d])) -(SUBSshiftRL (MOVWconst [c]) x [d]) -> (RSBSconst [c] (SRLconst <x.Type> x [d])) -(SUBSshiftRA (MOVWconst [c]) x [d]) -> (RSBSconst [c] (SRAconst <x.Type> x [d])) -(RSBshiftLL (MOVWconst [c]) x [d]) -> (SUBconst [c] (SLLconst <x.Type> x [d])) -(RSBshiftRL (MOVWconst [c]) x [d]) -> (SUBconst [c] (SRLconst <x.Type> x [d])) -(RSBshiftRA (MOVWconst [c]) x [d]) -> (SUBconst [c] (SRAconst <x.Type> x [d])) -(RSCshiftLL (MOVWconst [c]) x [d] flags) -> (SBCconst [c] (SLLconst <x.Type> x [d]) flags) -(RSCshiftRL (MOVWconst [c]) x [d] flags) -> (SBCconst [c] (SRLconst <x.Type> x [d]) flags) -(RSCshiftRA (MOVWconst [c]) x [d] flags) -> (SBCconst [c] (SRAconst <x.Type> x [d]) flags) -(RSBSshiftLL (MOVWconst [c]) x [d]) -> (SUBSconst [c] (SLLconst <x.Type> x [d])) -(RSBSshiftRL (MOVWconst [c]) x [d]) -> (SUBSconst [c] (SRLconst <x.Type> x [d])) -(RSBSshiftRA (MOVWconst [c]) x [d]) -> (SUBSconst [c] (SRAconst <x.Type> x [d])) -(ANDshiftLL (MOVWconst [c]) x [d]) -> (ANDconst [c] (SLLconst <x.Type> x [d])) -(ANDshiftRL (MOVWconst [c]) x [d]) -> (ANDconst [c] (SRLconst <x.Type> x [d])) -(ANDshiftRA (MOVWconst [c]) x [d]) -> (ANDconst [c] (SRAconst <x.Type> x [d])) -(ORshiftLL (MOVWconst [c]) x [d]) -> (ORconst [c] (SLLconst <x.Type> x [d])) -(ORshiftRL (MOVWconst [c]) x [d]) -> (ORconst [c] (SRLconst <x.Type> x [d])) -(ORshiftRA (MOVWconst [c]) x [d]) -> (ORconst [c] (SRAconst <x.Type> x [d])) -(XORshiftLL (MOVWconst [c]) x [d]) -> (XORconst [c] (SLLconst <x.Type> x [d])) -(XORshiftRL (MOVWconst [c]) x [d]) -> (XORconst [c] (SRLconst <x.Type> x [d])) -(XORshiftRA (MOVWconst [c]) x [d]) -> (XORconst [c] (SRAconst <x.Type> x [d])) -(XORshiftRR (MOVWconst [c]) x [d]) -> (XORconst [c] (SRRconst <x.Type> x [d])) -(CMPshiftLL (MOVWconst [c]) x [d]) -> (InvertFlags (CMPconst [c] (SLLconst <x.Type> x [d]))) -(CMPshiftRL (MOVWconst [c]) x [d]) -> (InvertFlags (CMPconst [c] (SRLconst <x.Type> x [d]))) -(CMPshiftRA (MOVWconst [c]) x [d]) -> (InvertFlags (CMPconst [c] (SRAconst <x.Type> x [d]))) -(TSTshiftLL (MOVWconst [c]) x [d]) -> (TSTconst [c] (SLLconst <x.Type> x [d])) -(TSTshiftRL (MOVWconst [c]) x [d]) -> (TSTconst [c] (SRLconst <x.Type> x [d])) -(TSTshiftRA (MOVWconst [c]) x [d]) -> (TSTconst [c] (SRAconst <x.Type> x [d])) -(TEQshiftLL (MOVWconst [c]) x [d]) -> (TEQconst [c] (SLLconst <x.Type> x [d])) -(TEQshiftRL (MOVWconst [c]) x [d]) -> (TEQconst [c] (SRLconst <x.Type> x [d])) -(TEQshiftRA (MOVWconst [c]) x [d]) -> (TEQconst [c] (SRAconst <x.Type> x [d])) -(CMNshiftLL (MOVWconst [c]) x [d]) -> (CMNconst [c] (SLLconst <x.Type> x [d])) -(CMNshiftRL (MOVWconst [c]) x [d]) -> (CMNconst [c] (SRLconst <x.Type> x [d])) -(CMNshiftRA (MOVWconst [c]) x [d]) -> (CMNconst [c] (SRAconst <x.Type> x [d])) +(ADDshiftLL (MOVWconst [c]) x [d]) => (ADDconst [c] (SLLconst <x.Type> x [d])) +(ADDshiftRL (MOVWconst [c]) x [d]) => (ADDconst [c] (SRLconst <x.Type> x [d])) +(ADDshiftRA (MOVWconst [c]) x [d]) => (ADDconst [c] (SRAconst <x.Type> x [d])) +(ADCshiftLL (MOVWconst [c]) x [d] flags) => (ADCconst [c] (SLLconst <x.Type> x [d]) flags) +(ADCshiftRL (MOVWconst [c]) x [d] flags) => (ADCconst [c] (SRLconst <x.Type> x [d]) flags) +(ADCshiftRA (MOVWconst [c]) x [d] flags) => (ADCconst [c] (SRAconst <x.Type> x [d]) flags) +(ADDSshiftLL (MOVWconst [c]) x [d]) => (ADDSconst [c] (SLLconst <x.Type> x [d])) +(ADDSshiftRL (MOVWconst [c]) x [d]) => (ADDSconst [c] (SRLconst <x.Type> x [d])) +(ADDSshiftRA (MOVWconst [c]) x [d]) => (ADDSconst [c] (SRAconst <x.Type> x [d])) +(SUBshiftLL (MOVWconst [c]) x [d]) => (RSBconst [c] (SLLconst <x.Type> x [d])) +(SUBshiftRL (MOVWconst [c]) x [d]) => (RSBconst [c] (SRLconst <x.Type> x [d])) +(SUBshiftRA (MOVWconst [c]) x [d]) => (RSBconst [c] (SRAconst <x.Type> x [d])) +(SBCshiftLL (MOVWconst [c]) x [d] flags) => (RSCconst [c] (SLLconst <x.Type> x [d]) flags) +(SBCshiftRL (MOVWconst [c]) x [d] flags) => (RSCconst [c] (SRLconst <x.Type> x [d]) flags) +(SBCshiftRA (MOVWconst [c]) x [d] flags) => (RSCconst [c] (SRAconst <x.Type> x [d]) flags) +(SUBSshiftLL (MOVWconst [c]) x [d]) => (RSBSconst [c] (SLLconst <x.Type> x [d])) +(SUBSshiftRL (MOVWconst [c]) x [d]) => (RSBSconst [c] (SRLconst <x.Type> x [d])) +(SUBSshiftRA (MOVWconst [c]) x [d]) => (RSBSconst [c] (SRAconst <x.Type> x [d])) +(RSBshiftLL (MOVWconst [c]) x [d]) => (SUBconst [c] (SLLconst <x.Type> x [d])) +(RSBshiftRL (MOVWconst [c]) x [d]) => (SUBconst [c] (SRLconst <x.Type> x [d])) +(RSBshiftRA (MOVWconst [c]) x [d]) => (SUBconst [c] (SRAconst <x.Type> x [d])) +(RSCshiftLL (MOVWconst [c]) x [d] flags) => (SBCconst [c] (SLLconst <x.Type> x [d]) flags) +(RSCshiftRL (MOVWconst [c]) x [d] flags) => (SBCconst [c] (SRLconst <x.Type> x [d]) flags) +(RSCshiftRA (MOVWconst [c]) x [d] flags) => (SBCconst [c] (SRAconst <x.Type> x [d]) flags) +(RSBSshiftLL (MOVWconst [c]) x [d]) => (SUBSconst [c] (SLLconst <x.Type> x [d])) +(RSBSshiftRL (MOVWconst [c]) x [d]) => (SUBSconst [c] (SRLconst <x.Type> x [d])) +(RSBSshiftRA (MOVWconst [c]) x [d]) => (SUBSconst [c] (SRAconst <x.Type> x [d])) +(ANDshiftLL (MOVWconst [c]) x [d]) => (ANDconst [c] (SLLconst <x.Type> x [d])) +(ANDshiftRL (MOVWconst [c]) x [d]) => (ANDconst [c] (SRLconst <x.Type> x [d])) +(ANDshiftRA (MOVWconst [c]) x [d]) => (ANDconst [c] (SRAconst <x.Type> x [d])) +(ORshiftLL (MOVWconst [c]) x [d]) => (ORconst [c] (SLLconst <x.Type> x [d])) +(ORshiftRL (MOVWconst [c]) x [d]) => (ORconst [c] (SRLconst <x.Type> x [d])) +(ORshiftRA (MOVWconst [c]) x [d]) => (ORconst [c] (SRAconst <x.Type> x [d])) +(XORshiftLL (MOVWconst [c]) x [d]) => (XORconst [c] (SLLconst <x.Type> x [d])) +(XORshiftRL (MOVWconst [c]) x [d]) => (XORconst [c] (SRLconst <x.Type> x [d])) +(XORshiftRA (MOVWconst [c]) x [d]) => (XORconst [c] (SRAconst <x.Type> x [d])) +(XORshiftRR (MOVWconst [c]) x [d]) => (XORconst [c] (SRRconst <x.Type> x [d])) +(CMPshiftLL (MOVWconst [c]) x [d]) => (InvertFlags (CMPconst [c] (SLLconst <x.Type> x [d]))) +(CMPshiftRL (MOVWconst [c]) x [d]) => (InvertFlags (CMPconst [c] (SRLconst <x.Type> x [d]))) +(CMPshiftRA (MOVWconst [c]) x [d]) => (InvertFlags (CMPconst [c] (SRAconst <x.Type> x [d]))) +(TSTshiftLL (MOVWconst [c]) x [d]) => (TSTconst [c] (SLLconst <x.Type> x [d])) +(TSTshiftRL (MOVWconst [c]) x [d]) => (TSTconst [c] (SRLconst <x.Type> x [d])) +(TSTshiftRA (MOVWconst [c]) x [d]) => (TSTconst [c] (SRAconst <x.Type> x [d])) +(TEQshiftLL (MOVWconst [c]) x [d]) => (TEQconst [c] (SLLconst <x.Type> x [d])) +(TEQshiftRL (MOVWconst [c]) x [d]) => (TEQconst [c] (SRLconst <x.Type> x [d])) +(TEQshiftRA (MOVWconst [c]) x [d]) => (TEQconst [c] (SRAconst <x.Type> x [d])) +(CMNshiftLL (MOVWconst [c]) x [d]) => (CMNconst [c] (SLLconst <x.Type> x [d])) +(CMNshiftRL (MOVWconst [c]) x [d]) => (CMNconst [c] (SRLconst <x.Type> x [d])) +(CMNshiftRA (MOVWconst [c]) x [d]) => (CMNconst [c] (SRAconst <x.Type> x [d])) -(ADDshiftLLreg (MOVWconst [c]) x y) -> (ADDconst [c] (SLL <x.Type> x y)) -(ADDshiftRLreg (MOVWconst [c]) x y) -> (ADDconst [c] (SRL <x.Type> x y)) -(ADDshiftRAreg (MOVWconst [c]) x y) -> (ADDconst [c] (SRA <x.Type> x y)) -(ADCshiftLLreg (MOVWconst [c]) x y flags) -> (ADCconst [c] (SLL <x.Type> x y) flags) -(ADCshiftRLreg (MOVWconst [c]) x y flags) -> (ADCconst [c] (SRL <x.Type> x y) flags) -(ADCshiftRAreg (MOVWconst [c]) x y flags) -> (ADCconst [c] (SRA <x.Type> x y) flags) -(ADDSshiftLLreg (MOVWconst [c]) x y) -> (ADDSconst [c] (SLL <x.Type> x y)) -(ADDSshiftRLreg (MOVWconst [c]) x y) -> (ADDSconst [c] (SRL <x.Type> x y)) -(ADDSshiftRAreg (MOVWconst [c]) x y) -> (ADDSconst [c] (SRA <x.Type> x y)) -(SUBshiftLLreg (MOVWconst [c]) x y) -> (RSBconst [c] (SLL <x.Type> x y)) -(SUBshiftRLreg (MOVWconst [c]) x y) -> (RSBconst [c] (SRL <x.Type> x y)) -(SUBshiftRAreg (MOVWconst [c]) x y) -> (RSBconst [c] (SRA <x.Type> x y)) -(SBCshiftLLreg (MOVWconst [c]) x y flags) -> (RSCconst [c] (SLL <x.Type> x y) flags) -(SBCshiftRLreg (MOVWconst [c]) x y flags) -> (RSCconst [c] (SRL <x.Type> x y) flags) -(SBCshiftRAreg (MOVWconst [c]) x y flags) -> (RSCconst [c] (SRA <x.Type> x y) flags) -(SUBSshiftLLreg (MOVWconst [c]) x y) -> (RSBSconst [c] (SLL <x.Type> x y)) -(SUBSshiftRLreg (MOVWconst [c]) x y) -> (RSBSconst [c] (SRL <x.Type> x y)) -(SUBSshiftRAreg (MOVWconst [c]) x y) -> (RSBSconst [c] (SRA <x.Type> x y)) -(RSBshiftLLreg (MOVWconst [c]) x y) -> (SUBconst [c] (SLL <x.Type> x y)) -(RSBshiftRLreg (MOVWconst [c]) x y) -> (SUBconst [c] (SRL <x.Type> x y)) -(RSBshiftRAreg (MOVWconst [c]) x y) -> (SUBconst [c] (SRA <x.Type> x y)) -(RSCshiftLLreg (MOVWconst [c]) x y flags) -> (SBCconst [c] (SLL <x.Type> x y) flags) -(RSCshiftRLreg (MOVWconst [c]) x y flags) -> (SBCconst [c] (SRL <x.Type> x y) flags) -(RSCshiftRAreg (MOVWconst [c]) x y flags) -> (SBCconst [c] (SRA <x.Type> x y) flags) -(RSBSshiftLLreg (MOVWconst [c]) x y) -> (SUBSconst [c] (SLL <x.Type> x y)) -(RSBSshiftRLreg (MOVWconst [c]) x y) -> (SUBSconst [c] (SRL <x.Type> x y)) -(RSBSshiftRAreg (MOVWconst [c]) x y) -> (SUBSconst [c] (SRA <x.Type> x y)) -(ANDshiftLLreg (MOVWconst [c]) x y) -> (ANDconst [c] (SLL <x.Type> x y)) -(ANDshiftRLreg (MOVWconst [c]) x y) -> (ANDconst [c] (SRL <x.Type> x y)) -(ANDshiftRAreg (MOVWconst [c]) x y) -> (ANDconst [c] (SRA <x.Type> x y)) -(ORshiftLLreg (MOVWconst [c]) x y) -> (ORconst [c] (SLL <x.Type> x y)) -(ORshiftRLreg (MOVWconst [c]) x y) -> (ORconst [c] (SRL <x.Type> x y)) -(ORshiftRAreg (MOVWconst [c]) x y) -> (ORconst [c] (SRA <x.Type> x y)) -(XORshiftLLreg (MOVWconst [c]) x y) -> (XORconst [c] (SLL <x.Type> x y)) -(XORshiftRLreg (MOVWconst [c]) x y) -> (XORconst [c] (SRL <x.Type> x y)) -(XORshiftRAreg (MOVWconst [c]) x y) -> (XORconst [c] (SRA <x.Type> x y)) -(CMPshiftLLreg (MOVWconst [c]) x y) -> (InvertFlags (CMPconst [c] (SLL <x.Type> x y))) -(CMPshiftRLreg (MOVWconst [c]) x y) -> (InvertFlags (CMPconst [c] (SRL <x.Type> x y))) -(CMPshiftRAreg (MOVWconst [c]) x y) -> (InvertFlags (CMPconst [c] (SRA <x.Type> x y))) -(TSTshiftLLreg (MOVWconst [c]) x y) -> (TSTconst [c] (SLL <x.Type> x y)) -(TSTshiftRLreg (MOVWconst [c]) x y) -> (TSTconst [c] (SRL <x.Type> x y)) -(TSTshiftRAreg (MOVWconst [c]) x y) -> (TSTconst [c] (SRA <x.Type> x y)) -(TEQshiftLLreg (MOVWconst [c]) x y) -> (TEQconst [c] (SLL <x.Type> x y)) -(TEQshiftRLreg (MOVWconst [c]) x y) -> (TEQconst [c] (SRL <x.Type> x y)) -(TEQshiftRAreg (MOVWconst [c]) x y) -> (TEQconst [c] (SRA <x.Type> x y)) -(CMNshiftLLreg (MOVWconst [c]) x y) -> (CMNconst [c] (SLL <x.Type> x y)) -(CMNshiftRLreg (MOVWconst [c]) x y) -> (CMNconst [c] (SRL <x.Type> x y)) -(CMNshiftRAreg (MOVWconst [c]) x y) -> (CMNconst [c] (SRA <x.Type> x y)) +(ADDshiftLLreg (MOVWconst [c]) x y) => (ADDconst [c] (SLL <x.Type> x y)) +(ADDshiftRLreg (MOVWconst [c]) x y) => (ADDconst [c] (SRL <x.Type> x y)) +(ADDshiftRAreg (MOVWconst [c]) x y) => (ADDconst [c] (SRA <x.Type> x y)) +(ADCshiftLLreg (MOVWconst [c]) x y flags) => (ADCconst [c] (SLL <x.Type> x y) flags) +(ADCshiftRLreg (MOVWconst [c]) x y flags) => (ADCconst [c] (SRL <x.Type> x y) flags) +(ADCshiftRAreg (MOVWconst [c]) x y flags) => (ADCconst [c] (SRA <x.Type> x y) flags) +(ADDSshiftLLreg (MOVWconst [c]) x y) => (ADDSconst [c] (SLL <x.Type> x y)) +(ADDSshiftRLreg (MOVWconst [c]) x y) => (ADDSconst [c] (SRL <x.Type> x y)) +(ADDSshiftRAreg (MOVWconst [c]) x y) => (ADDSconst [c] (SRA <x.Type> x y)) +(SUBshiftLLreg (MOVWconst [c]) x y) => (RSBconst [c] (SLL <x.Type> x y)) +(SUBshiftRLreg (MOVWconst [c]) x y) => (RSBconst [c] (SRL <x.Type> x y)) +(SUBshiftRAreg (MOVWconst [c]) x y) => (RSBconst [c] (SRA <x.Type> x y)) +(SBCshiftLLreg (MOVWconst [c]) x y flags) => (RSCconst [c] (SLL <x.Type> x y) flags) +(SBCshiftRLreg (MOVWconst [c]) x y flags) => (RSCconst [c] (SRL <x.Type> x y) flags) +(SBCshiftRAreg (MOVWconst [c]) x y flags) => (RSCconst [c] (SRA <x.Type> x y) flags) +(SUBSshiftLLreg (MOVWconst [c]) x y) => (RSBSconst [c] (SLL <x.Type> x y)) +(SUBSshiftRLreg (MOVWconst [c]) x y) => (RSBSconst [c] (SRL <x.Type> x y)) +(SUBSshiftRAreg (MOVWconst [c]) x y) => (RSBSconst [c] (SRA <x.Type> x y)) +(RSBshiftLLreg (MOVWconst [c]) x y) => (SUBconst [c] (SLL <x.Type> x y)) +(RSBshiftRLreg (MOVWconst [c]) x y) => (SUBconst [c] (SRL <x.Type> x y)) +(RSBshiftRAreg (MOVWconst [c]) x y) => (SUBconst [c] (SRA <x.Type> x y)) +(RSCshiftLLreg (MOVWconst [c]) x y flags) => (SBCconst [c] (SLL <x.Type> x y) flags) +(RSCshiftRLreg (MOVWconst [c]) x y flags) => (SBCconst [c] (SRL <x.Type> x y) flags) +(RSCshiftRAreg (MOVWconst [c]) x y flags) => (SBCconst [c] (SRA <x.Type> x y) flags) +(RSBSshiftLLreg (MOVWconst [c]) x y) => (SUBSconst [c] (SLL <x.Type> x y)) +(RSBSshiftRLreg (MOVWconst [c]) x y) => (SUBSconst [c] (SRL <x.Type> x y)) +(RSBSshiftRAreg (MOVWconst [c]) x y) => (SUBSconst [c] (SRA <x.Type> x y)) +(ANDshiftLLreg (MOVWconst [c]) x y) => (ANDconst [c] (SLL <x.Type> x y)) +(ANDshiftRLreg (MOVWconst [c]) x y) => (ANDconst [c] (SRL <x.Type> x y)) +(ANDshiftRAreg (MOVWconst [c]) x y) => (ANDconst [c] (SRA <x.Type> x y)) +(ORshiftLLreg (MOVWconst [c]) x y) => (ORconst [c] (SLL <x.Type> x y)) +(ORshiftRLreg (MOVWconst [c]) x y) => (ORconst [c] (SRL <x.Type> x y)) +(ORshiftRAreg (MOVWconst [c]) x y) => (ORconst [c] (SRA <x.Type> x y)) +(XORshiftLLreg (MOVWconst [c]) x y) => (XORconst [c] (SLL <x.Type> x y)) +(XORshiftRLreg (MOVWconst [c]) x y) => (XORconst [c] (SRL <x.Type> x y)) +(XORshiftRAreg (MOVWconst [c]) x y) => (XORconst [c] (SRA <x.Type> x y)) +(CMPshiftLLreg (MOVWconst [c]) x y) => (InvertFlags (CMPconst [c] (SLL <x.Type> x y))) +(CMPshiftRLreg (MOVWconst [c]) x y) => (InvertFlags (CMPconst [c] (SRL <x.Type> x y))) +(CMPshiftRAreg (MOVWconst [c]) x y) => (InvertFlags (CMPconst [c] (SRA <x.Type> x y))) +(TSTshiftLLreg (MOVWconst [c]) x y) => (TSTconst [c] (SLL <x.Type> x y)) +(TSTshiftRLreg (MOVWconst [c]) x y) => (TSTconst [c] (SRL <x.Type> x y)) +(TSTshiftRAreg (MOVWconst [c]) x y) => (TSTconst [c] (SRA <x.Type> x y)) +(TEQshiftLLreg (MOVWconst [c]) x y) => (TEQconst [c] (SLL <x.Type> x y)) +(TEQshiftRLreg (MOVWconst [c]) x y) => (TEQconst [c] (SRL <x.Type> x y)) +(TEQshiftRAreg (MOVWconst [c]) x y) => (TEQconst [c] (SRA <x.Type> x y)) +(CMNshiftLLreg (MOVWconst [c]) x y) => (CMNconst [c] (SLL <x.Type> x y)) +(CMNshiftRLreg (MOVWconst [c]) x y) => (CMNconst [c] (SRL <x.Type> x y)) +(CMNshiftRAreg (MOVWconst [c]) x y) => (CMNconst [c] (SRA <x.Type> x y)) // constant folding in *shift ops -(ADDshiftLL x (MOVWconst [c]) [d]) -> (ADDconst x [int64(int32(uint32(c)<<uint64(d)))]) -(ADDshiftRL x (MOVWconst [c]) [d]) -> (ADDconst x [int64(int32(uint32(c)>>uint64(d)))]) -(ADDshiftRA x (MOVWconst [c]) [d]) -> (ADDconst x [int64(int32(c)>>uint64(d))]) -(ADCshiftLL x (MOVWconst [c]) [d] flags) -> (ADCconst x [int64(int32(uint32(c)<<uint64(d)))] flags) -(ADCshiftRL x (MOVWconst [c]) [d] flags) -> (ADCconst x [int64(int32(uint32(c)>>uint64(d)))] flags) -(ADCshiftRA x (MOVWconst [c]) [d] flags) -> (ADCconst x [int64(int32(c)>>uint64(d))] flags) -(ADDSshiftLL x (MOVWconst [c]) [d]) -> (ADDSconst x [int64(int32(uint32(c)<<uint64(d)))]) -(ADDSshiftRL x (MOVWconst [c]) [d]) -> (ADDSconst x [int64(int32(uint32(c)>>uint64(d)))]) -(ADDSshiftRA x (MOVWconst [c]) [d]) -> (ADDSconst x [int64(int32(c)>>uint64(d))]) -(SUBshiftLL x (MOVWconst [c]) [d]) -> (SUBconst x [int64(int32(uint32(c)<<uint64(d)))]) -(SUBshiftRL x (MOVWconst [c]) [d]) -> (SUBconst x [int64(int32(uint32(c)>>uint64(d)))]) -(SUBshiftRA x (MOVWconst [c]) [d]) -> (SUBconst x [int64(int32(c)>>uint64(d))]) -(SBCshiftLL x (MOVWconst [c]) [d] flags) -> (SBCconst x [int64(int32(uint32(c)<<uint64(d)))] flags) -(SBCshiftRL x (MOVWconst [c]) [d] flags) -> (SBCconst x [int64(int32(uint32(c)>>uint64(d)))] flags) -(SBCshiftRA x (MOVWconst [c]) [d] flags) -> (SBCconst x [int64(int32(c)>>uint64(d))] flags) -(SUBSshiftLL x (MOVWconst [c]) [d]) -> (SUBSconst x [int64(int32(uint32(c)<<uint64(d)))]) -(SUBSshiftRL x (MOVWconst [c]) [d]) -> (SUBSconst x [int64(int32(uint32(c)>>uint64(d)))]) -(SUBSshiftRA x (MOVWconst [c]) [d]) -> (SUBSconst x [int64(int32(c)>>uint64(d))]) -(RSBshiftLL x (MOVWconst [c]) [d]) -> (RSBconst x [int64(int32(uint32(c)<<uint64(d)))]) -(RSBshiftRL x (MOVWconst [c]) [d]) -> (RSBconst x [int64(int32(uint32(c)>>uint64(d)))]) -(RSBshiftRA x (MOVWconst [c]) [d]) -> (RSBconst x [int64(int32(c)>>uint64(d))]) -(RSCshiftLL x (MOVWconst [c]) [d] flags) -> (RSCconst x [int64(int32(uint32(c)<<uint64(d)))] flags) -(RSCshiftRL x (MOVWconst [c]) [d] flags) -> (RSCconst x [int64(int32(uint32(c)>>uint64(d)))] flags) -(RSCshiftRA x (MOVWconst [c]) [d] flags) -> (RSCconst x [int64(int32(c)>>uint64(d))] flags) -(RSBSshiftLL x (MOVWconst [c]) [d]) -> (RSBSconst x [int64(int32(uint32(c)<<uint64(d)))]) -(RSBSshiftRL x (MOVWconst [c]) [d]) -> (RSBSconst x [int64(int32(uint32(c)>>uint64(d)))]) -(RSBSshiftRA x (MOVWconst [c]) [d]) -> (RSBSconst x [int64(int32(c)>>uint64(d))]) -(ANDshiftLL x (MOVWconst [c]) [d]) -> (ANDconst x [int64(int32(uint32(c)<<uint64(d)))]) -(ANDshiftRL x (MOVWconst [c]) [d]) -> (ANDconst x [int64(int32(uint32(c)>>uint64(d)))]) -(ANDshiftRA x (MOVWconst [c]) [d]) -> (ANDconst x [int64(int32(c)>>uint64(d))]) -(ORshiftLL x (MOVWconst [c]) [d]) -> (ORconst x [int64(int32(uint32(c)<<uint64(d)))]) -(ORshiftRL x (MOVWconst [c]) [d]) -> (ORconst x [int64(int32(uint32(c)>>uint64(d)))]) -(ORshiftRA x (MOVWconst [c]) [d]) -> (ORconst x [int64(int32(c)>>uint64(d))]) -(XORshiftLL x (MOVWconst [c]) [d]) -> (XORconst x [int64(int32(uint32(c)<<uint64(d)))]) -(XORshiftRL x (MOVWconst [c]) [d]) -> (XORconst x [int64(int32(uint32(c)>>uint64(d)))]) -(XORshiftRA x (MOVWconst [c]) [d]) -> (XORconst x [int64(int32(c)>>uint64(d))]) -(XORshiftRR x (MOVWconst [c]) [d]) -> (XORconst x [int64(int32(uint32(c)>>uint64(d)|uint32(c)<<uint64(32-d)))]) -(BICshiftLL x (MOVWconst [c]) [d]) -> (BICconst x [int64(int32(uint32(c)<<uint64(d)))]) -(BICshiftRL x (MOVWconst [c]) [d]) -> (BICconst x [int64(int32(uint32(c)>>uint64(d)))]) -(BICshiftRA x (MOVWconst [c]) [d]) -> (BICconst x [int64(int32(c)>>uint64(d))]) -(MVNshiftLL (MOVWconst [c]) [d]) -> (MOVWconst [^int64(uint32(c)<<uint64(d))]) -(MVNshiftRL (MOVWconst [c]) [d]) -> (MOVWconst [^int64(uint32(c)>>uint64(d))]) -(MVNshiftRA (MOVWconst [c]) [d]) -> (MOVWconst [^int64(int32(c)>>uint64(d))]) -(CMPshiftLL x (MOVWconst [c]) [d]) -> (CMPconst x [int64(int32(uint32(c)<<uint64(d)))]) -(CMPshiftRL x (MOVWconst [c]) [d]) -> (CMPconst x [int64(int32(uint32(c)>>uint64(d)))]) -(CMPshiftRA x (MOVWconst [c]) [d]) -> (CMPconst x [int64(int32(c)>>uint64(d))]) -(TSTshiftLL x (MOVWconst [c]) [d]) -> (TSTconst x [int64(int32(uint32(c)<<uint64(d)))]) -(TSTshiftRL x (MOVWconst [c]) [d]) -> (TSTconst x [int64(int32(uint32(c)>>uint64(d)))]) -(TSTshiftRA x (MOVWconst [c]) [d]) -> (TSTconst x [int64(int32(c)>>uint64(d))]) -(TEQshiftLL x (MOVWconst [c]) [d]) -> (TEQconst x [int64(int32(uint32(c)<<uint64(d)))]) -(TEQshiftRL x (MOVWconst [c]) [d]) -> (TEQconst x [int64(int32(uint32(c)>>uint64(d)))]) -(TEQshiftRA x (MOVWconst [c]) [d]) -> (TEQconst x [int64(int32(c)>>uint64(d))]) -(CMNshiftLL x (MOVWconst [c]) [d]) -> (CMNconst x [int64(int32(uint32(c)<<uint64(d)))]) -(CMNshiftRL x (MOVWconst [c]) [d]) -> (CMNconst x [int64(int32(uint32(c)>>uint64(d)))]) -(CMNshiftRA x (MOVWconst [c]) [d]) -> (CMNconst x [int64(int32(c)>>uint64(d))]) +(ADDshiftLL x (MOVWconst [c]) [d]) => (ADDconst x [c<<uint64(d)]) +(ADDshiftRL x (MOVWconst [c]) [d]) => (ADDconst x [int32(uint32(c)>>uint64(d))]) +(ADDshiftRA x (MOVWconst [c]) [d]) => (ADDconst x [c>>uint64(d)]) +(ADCshiftLL x (MOVWconst [c]) [d] flags) => (ADCconst x [c<<uint64(d)] flags) +(ADCshiftRL x (MOVWconst [c]) [d] flags) => (ADCconst x [int32(uint32(c)>>uint64(d))] flags) +(ADCshiftRA x (MOVWconst [c]) [d] flags) => (ADCconst x [c>>uint64(d)] flags) +(ADDSshiftLL x (MOVWconst [c]) [d]) => (ADDSconst x [c<<uint64(d)]) +(ADDSshiftRL x (MOVWconst [c]) [d]) => (ADDSconst x [int32(uint32(c)>>uint64(d))]) +(ADDSshiftRA x (MOVWconst [c]) [d]) => (ADDSconst x [c>>uint64(d)]) +(SUBshiftLL x (MOVWconst [c]) [d]) => (SUBconst x [c<<uint64(d)]) +(SUBshiftRL x (MOVWconst [c]) [d]) => (SUBconst x [int32(uint32(c)>>uint64(d))]) +(SUBshiftRA x (MOVWconst [c]) [d]) => (SUBconst x [c>>uint64(d)]) +(SBCshiftLL x (MOVWconst [c]) [d] flags) => (SBCconst x [c<<uint64(d)] flags) +(SBCshiftRL x (MOVWconst [c]) [d] flags) => (SBCconst x [int32(uint32(c)>>uint64(d))] flags) +(SBCshiftRA x (MOVWconst [c]) [d] flags) => (SBCconst x [c>>uint64(d)] flags) +(SUBSshiftLL x (MOVWconst [c]) [d]) => (SUBSconst x [c<<uint64(d)]) +(SUBSshiftRL x (MOVWconst [c]) [d]) => (SUBSconst x [int32(uint32(c)>>uint64(d))]) +(SUBSshiftRA x (MOVWconst [c]) [d]) => (SUBSconst x [c>>uint64(d)]) +(RSBshiftLL x (MOVWconst [c]) [d]) => (RSBconst x [c<<uint64(d)]) +(RSBshiftRL x (MOVWconst [c]) [d]) => (RSBconst x [int32(uint32(c)>>uint64(d))]) +(RSBshiftRA x (MOVWconst [c]) [d]) => (RSBconst x [c>>uint64(d)]) +(RSCshiftLL x (MOVWconst [c]) [d] flags) => (RSCconst x [c<<uint64(d)] flags) +(RSCshiftRL x (MOVWconst [c]) [d] flags) => (RSCconst x [int32(uint32(c)>>uint64(d))] flags) +(RSCshiftRA x (MOVWconst [c]) [d] flags) => (RSCconst x [c>>uint64(d)] flags) +(RSBSshiftLL x (MOVWconst [c]) [d]) => (RSBSconst x [c<<uint64(d)]) +(RSBSshiftRL x (MOVWconst [c]) [d]) => (RSBSconst x [int32(uint32(c)>>uint64(d))]) +(RSBSshiftRA x (MOVWconst [c]) [d]) => (RSBSconst x [c>>uint64(d)]) +(ANDshiftLL x (MOVWconst [c]) [d]) => (ANDconst x [c<<uint64(d)]) +(ANDshiftRL x (MOVWconst [c]) [d]) => (ANDconst x [int32(uint32(c)>>uint64(d))]) +(ANDshiftRA x (MOVWconst [c]) [d]) => (ANDconst x [c>>uint64(d)]) +(ORshiftLL x (MOVWconst [c]) [d]) => (ORconst x [c<<uint64(d)]) +(ORshiftRL x (MOVWconst [c]) [d]) => (ORconst x [int32(uint32(c)>>uint64(d))]) +(ORshiftRA x (MOVWconst [c]) [d]) => (ORconst x [c>>uint64(d)]) +(XORshiftLL x (MOVWconst [c]) [d]) => (XORconst x [c<<uint64(d)]) +(XORshiftRL x (MOVWconst [c]) [d]) => (XORconst x [int32(uint32(c)>>uint64(d))]) +(XORshiftRA x (MOVWconst [c]) [d]) => (XORconst x [c>>uint64(d)]) +(XORshiftRR x (MOVWconst [c]) [d]) => (XORconst x [int32(uint32(c)>>uint64(d)|uint32(c)<<uint64(32-d))]) +(BICshiftLL x (MOVWconst [c]) [d]) => (BICconst x [c<<uint64(d)]) +(BICshiftRL x (MOVWconst [c]) [d]) => (BICconst x [int32(uint32(c)>>uint64(d))]) +(BICshiftRA x (MOVWconst [c]) [d]) => (BICconst x [c>>uint64(d)]) +(MVNshiftLL (MOVWconst [c]) [d]) => (MOVWconst [^(c<<uint64(d))]) +(MVNshiftRL (MOVWconst [c]) [d]) => (MOVWconst [^int32(uint32(c)>>uint64(d))]) +(MVNshiftRA (MOVWconst [c]) [d]) => (MOVWconst [int32(c)>>uint64(d)]) +(CMPshiftLL x (MOVWconst [c]) [d]) => (CMPconst x [c<<uint64(d)]) +(CMPshiftRL x (MOVWconst [c]) [d]) => (CMPconst x [int32(uint32(c)>>uint64(d))]) +(CMPshiftRA x (MOVWconst [c]) [d]) => (CMPconst x [c>>uint64(d)]) +(TSTshiftLL x (MOVWconst [c]) [d]) => (TSTconst x [c<<uint64(d)]) +(TSTshiftRL x (MOVWconst [c]) [d]) => (TSTconst x [int32(uint32(c)>>uint64(d))]) +(TSTshiftRA x (MOVWconst [c]) [d]) => (TSTconst x [c>>uint64(d)]) +(TEQshiftLL x (MOVWconst [c]) [d]) => (TEQconst x [c<<uint64(d)]) +(TEQshiftRL x (MOVWconst [c]) [d]) => (TEQconst x [int32(uint32(c)>>uint64(d))]) +(TEQshiftRA x (MOVWconst [c]) [d]) => (TEQconst x [c>>uint64(d)]) +(CMNshiftLL x (MOVWconst [c]) [d]) => (CMNconst x [c<<uint64(d)]) +(CMNshiftRL x (MOVWconst [c]) [d]) => (CMNconst x [int32(uint32(c)>>uint64(d))]) +(CMNshiftRA x (MOVWconst [c]) [d]) => (CMNconst x [c>>uint64(d)]) -(ADDshiftLLreg x y (MOVWconst [c])) -> (ADDshiftLL x y [c]) -(ADDshiftRLreg x y (MOVWconst [c])) -> (ADDshiftRL x y [c]) -(ADDshiftRAreg x y (MOVWconst [c])) -> (ADDshiftRA x y [c]) -(ADCshiftLLreg x y (MOVWconst [c]) flags) -> (ADCshiftLL x y [c] flags) -(ADCshiftRLreg x y (MOVWconst [c]) flags) -> (ADCshiftRL x y [c] flags) -(ADCshiftRAreg x y (MOVWconst [c]) flags) -> (ADCshiftRA x y [c] flags) -(ADDSshiftLLreg x y (MOVWconst [c])) -> (ADDSshiftLL x y [c]) -(ADDSshiftRLreg x y (MOVWconst [c])) -> (ADDSshiftRL x y [c]) -(ADDSshiftRAreg x y (MOVWconst [c])) -> (ADDSshiftRA x y [c]) -(SUBshiftLLreg x y (MOVWconst [c])) -> (SUBshiftLL x y [c]) -(SUBshiftRLreg x y (MOVWconst [c])) -> (SUBshiftRL x y [c]) -(SUBshiftRAreg x y (MOVWconst [c])) -> (SUBshiftRA x y [c]) -(SBCshiftLLreg x y (MOVWconst [c]) flags) -> (SBCshiftLL x y [c] flags) -(SBCshiftRLreg x y (MOVWconst [c]) flags) -> (SBCshiftRL x y [c] flags) -(SBCshiftRAreg x y (MOVWconst [c]) flags) -> (SBCshiftRA x y [c] flags) -(SUBSshiftLLreg x y (MOVWconst [c])) -> (SUBSshiftLL x y [c]) -(SUBSshiftRLreg x y (MOVWconst [c])) -> (SUBSshiftRL x y [c]) -(SUBSshiftRAreg x y (MOVWconst [c])) -> (SUBSshiftRA x y [c]) -(RSBshiftLLreg x y (MOVWconst [c])) -> (RSBshiftLL x y [c]) -(RSBshiftRLreg x y (MOVWconst [c])) -> (RSBshiftRL x y [c]) -(RSBshiftRAreg x y (MOVWconst [c])) -> (RSBshiftRA x y [c]) -(RSCshiftLLreg x y (MOVWconst [c]) flags) -> (RSCshiftLL x y [c] flags) -(RSCshiftRLreg x y (MOVWconst [c]) flags) -> (RSCshiftRL x y [c] flags) -(RSCshiftRAreg x y (MOVWconst [c]) flags) -> (RSCshiftRA x y [c] flags) -(RSBSshiftLLreg x y (MOVWconst [c])) -> (RSBSshiftLL x y [c]) -(RSBSshiftRLreg x y (MOVWconst [c])) -> (RSBSshiftRL x y [c]) -(RSBSshiftRAreg x y (MOVWconst [c])) -> (RSBSshiftRA x y [c]) -(ANDshiftLLreg x y (MOVWconst [c])) -> (ANDshiftLL x y [c]) -(ANDshiftRLreg x y (MOVWconst [c])) -> (ANDshiftRL x y [c]) -(ANDshiftRAreg x y (MOVWconst [c])) -> (ANDshiftRA x y [c]) -(ORshiftLLreg x y (MOVWconst [c])) -> (ORshiftLL x y [c]) -(ORshiftRLreg x y (MOVWconst [c])) -> (ORshiftRL x y [c]) -(ORshiftRAreg x y (MOVWconst [c])) -> (ORshiftRA x y [c]) -(XORshiftLLreg x y (MOVWconst [c])) -> (XORshiftLL x y [c]) -(XORshiftRLreg x y (MOVWconst [c])) -> (XORshiftRL x y [c]) -(XORshiftRAreg x y (MOVWconst [c])) -> (XORshiftRA x y [c]) -(BICshiftLLreg x y (MOVWconst [c])) -> (BICshiftLL x y [c]) -(BICshiftRLreg x y (MOVWconst [c])) -> (BICshiftRL x y [c]) -(BICshiftRAreg x y (MOVWconst [c])) -> (BICshiftRA x y [c]) -(MVNshiftLLreg x (MOVWconst [c])) -> (MVNshiftLL x [c]) -(MVNshiftRLreg x (MOVWconst [c])) -> (MVNshiftRL x [c]) -(MVNshiftRAreg x (MOVWconst [c])) -> (MVNshiftRA x [c]) -(CMPshiftLLreg x y (MOVWconst [c])) -> (CMPshiftLL x y [c]) -(CMPshiftRLreg x y (MOVWconst [c])) -> (CMPshiftRL x y [c]) -(CMPshiftRAreg x y (MOVWconst [c])) -> (CMPshiftRA x y [c]) -(TSTshiftLLreg x y (MOVWconst [c])) -> (TSTshiftLL x y [c]) -(TSTshiftRLreg x y (MOVWconst [c])) -> (TSTshiftRL x y [c]) -(TSTshiftRAreg x y (MOVWconst [c])) -> (TSTshiftRA x y [c]) -(TEQshiftLLreg x y (MOVWconst [c])) -> (TEQshiftLL x y [c]) -(TEQshiftRLreg x y (MOVWconst [c])) -> (TEQshiftRL x y [c]) -(TEQshiftRAreg x y (MOVWconst [c])) -> (TEQshiftRA x y [c]) -(CMNshiftLLreg x y (MOVWconst [c])) -> (CMNshiftLL x y [c]) -(CMNshiftRLreg x y (MOVWconst [c])) -> (CMNshiftRL x y [c]) -(CMNshiftRAreg x y (MOVWconst [c])) -> (CMNshiftRA x y [c]) +(ADDshiftLLreg x y (MOVWconst [c])) => (ADDshiftLL x y [c]) +(ADDshiftRLreg x y (MOVWconst [c])) => (ADDshiftRL x y [c]) +(ADDshiftRAreg x y (MOVWconst [c])) => (ADDshiftRA x y [c]) +(ADCshiftLLreg x y (MOVWconst [c]) flags) => (ADCshiftLL x y [c] flags) +(ADCshiftRLreg x y (MOVWconst [c]) flags) => (ADCshiftRL x y [c] flags) +(ADCshiftRAreg x y (MOVWconst [c]) flags) => (ADCshiftRA x y [c] flags) +(ADDSshiftLLreg x y (MOVWconst [c])) => (ADDSshiftLL x y [c]) +(ADDSshiftRLreg x y (MOVWconst [c])) => (ADDSshiftRL x y [c]) +(ADDSshiftRAreg x y (MOVWconst [c])) => (ADDSshiftRA x y [c]) +(SUBshiftLLreg x y (MOVWconst [c])) => (SUBshiftLL x y [c]) +(SUBshiftRLreg x y (MOVWconst [c])) => (SUBshiftRL x y [c]) +(SUBshiftRAreg x y (MOVWconst [c])) => (SUBshiftRA x y [c]) +(SBCshiftLLreg x y (MOVWconst [c]) flags) => (SBCshiftLL x y [c] flags) +(SBCshiftRLreg x y (MOVWconst [c]) flags) => (SBCshiftRL x y [c] flags) +(SBCshiftRAreg x y (MOVWconst [c]) flags) => (SBCshiftRA x y [c] flags) +(SUBSshiftLLreg x y (MOVWconst [c])) => (SUBSshiftLL x y [c]) +(SUBSshiftRLreg x y (MOVWconst [c])) => (SUBSshiftRL x y [c]) +(SUBSshiftRAreg x y (MOVWconst [c])) => (SUBSshiftRA x y [c]) +(RSBshiftLLreg x y (MOVWconst [c])) => (RSBshiftLL x y [c]) +(RSBshiftRLreg x y (MOVWconst [c])) => (RSBshiftRL x y [c]) +(RSBshiftRAreg x y (MOVWconst [c])) => (RSBshiftRA x y [c]) +(RSCshiftLLreg x y (MOVWconst [c]) flags) => (RSCshiftLL x y [c] flags) +(RSCshiftRLreg x y (MOVWconst [c]) flags) => (RSCshiftRL x y [c] flags) +(RSCshiftRAreg x y (MOVWconst [c]) flags) => (RSCshiftRA x y [c] flags) +(RSBSshiftLLreg x y (MOVWconst [c])) => (RSBSshiftLL x y [c]) +(RSBSshiftRLreg x y (MOVWconst [c])) => (RSBSshiftRL x y [c]) +(RSBSshiftRAreg x y (MOVWconst [c])) => (RSBSshiftRA x y [c]) +(ANDshiftLLreg x y (MOVWconst [c])) => (ANDshiftLL x y [c]) +(ANDshiftRLreg x y (MOVWconst [c])) => (ANDshiftRL x y [c]) +(ANDshiftRAreg x y (MOVWconst [c])) => (ANDshiftRA x y [c]) +(ORshiftLLreg x y (MOVWconst [c])) => (ORshiftLL x y [c]) +(ORshiftRLreg x y (MOVWconst [c])) => (ORshiftRL x y [c]) +(ORshiftRAreg x y (MOVWconst [c])) => (ORshiftRA x y [c]) +(XORshiftLLreg x y (MOVWconst [c])) => (XORshiftLL x y [c]) +(XORshiftRLreg x y (MOVWconst [c])) => (XORshiftRL x y [c]) +(XORshiftRAreg x y (MOVWconst [c])) => (XORshiftRA x y [c]) +(BICshiftLLreg x y (MOVWconst [c])) => (BICshiftLL x y [c]) +(BICshiftRLreg x y (MOVWconst [c])) => (BICshiftRL x y [c]) +(BICshiftRAreg x y (MOVWconst [c])) => (BICshiftRA x y [c]) +(MVNshiftLLreg x (MOVWconst [c])) => (MVNshiftLL x [c]) +(MVNshiftRLreg x (MOVWconst [c])) => (MVNshiftRL x [c]) +(MVNshiftRAreg x (MOVWconst [c])) => (MVNshiftRA x [c]) +(CMPshiftLLreg x y (MOVWconst [c])) => (CMPshiftLL x y [c]) +(CMPshiftRLreg x y (MOVWconst [c])) => (CMPshiftRL x y [c]) +(CMPshiftRAreg x y (MOVWconst [c])) => (CMPshiftRA x y [c]) +(TSTshiftLLreg x y (MOVWconst [c])) => (TSTshiftLL x y [c]) +(TSTshiftRLreg x y (MOVWconst [c])) => (TSTshiftRL x y [c]) +(TSTshiftRAreg x y (MOVWconst [c])) => (TSTshiftRA x y [c]) +(TEQshiftLLreg x y (MOVWconst [c])) => (TEQshiftLL x y [c]) +(TEQshiftRLreg x y (MOVWconst [c])) => (TEQshiftRL x y [c]) +(TEQshiftRAreg x y (MOVWconst [c])) => (TEQshiftRA x y [c]) +(CMNshiftLLreg x y (MOVWconst [c])) => (CMNshiftLL x y [c]) +(CMNshiftRLreg x y (MOVWconst [c])) => (CMNshiftRL x y [c]) +(CMNshiftRAreg x y (MOVWconst [c])) => (CMNshiftRA x y [c]) // Generate rotates -(ADDshiftLL [c] (SRLconst x [32-c]) x) -> (SRRconst [32-c] x) -( ORshiftLL [c] (SRLconst x [32-c]) x) -> (SRRconst [32-c] x) -(XORshiftLL [c] (SRLconst x [32-c]) x) -> (SRRconst [32-c] x) -(ADDshiftRL [c] (SLLconst x [32-c]) x) -> (SRRconst [ c] x) -( ORshiftRL [c] (SLLconst x [32-c]) x) -> (SRRconst [ c] x) -(XORshiftRL [c] (SLLconst x [32-c]) x) -> (SRRconst [ c] x) +(ADDshiftLL [c] (SRLconst x [32-c]) x) => (SRRconst [32-c] x) +( ORshiftLL [c] (SRLconst x [32-c]) x) => (SRRconst [32-c] x) +(XORshiftLL [c] (SRLconst x [32-c]) x) => (SRRconst [32-c] x) +(ADDshiftRL [c] (SLLconst x [32-c]) x) => (SRRconst [ c] x) +( ORshiftRL [c] (SLLconst x [32-c]) x) => (SRRconst [ c] x) +(XORshiftRL [c] (SLLconst x [32-c]) x) => (SRRconst [ c] x) -(RotateLeft32 x (MOVWconst [c])) -> (SRRconst [-c&31] x) -(RotateLeft16 <t> x (MOVWconst [c])) -> (Or16 (Lsh16x32 <t> x (MOVWconst [c&15])) (Rsh16Ux32 <t> x (MOVWconst [-c&15]))) -(RotateLeft8 <t> x (MOVWconst [c])) -> (Or8 (Lsh8x32 <t> x (MOVWconst [c&7])) (Rsh8Ux32 <t> x (MOVWconst [-c&7]))) -(RotateLeft32 x y) -> (SRR x (RSBconst [0] <y.Type> y)) +(RotateLeft32 x (MOVWconst [c])) => (SRRconst [-c&31] x) +(RotateLeft16 <t> x (MOVWconst [c])) => (Or16 (Lsh16x32 <t> x (MOVWconst [c&15])) (Rsh16Ux32 <t> x (MOVWconst [-c&15]))) +(RotateLeft8 <t> x (MOVWconst [c])) => (Or8 (Lsh8x32 <t> x (MOVWconst [c&7])) (Rsh8Ux32 <t> x (MOVWconst [-c&7]))) +(RotateLeft32 x y) => (SRR x (RSBconst [0] <y.Type> y)) // ((x>>8) | (x<<8)) -> (REV16 x), the type of x is uint16, "|" can also be "^" or "+". // UBFX instruction is supported by ARMv6T2, ARMv7 and above versions, REV16 is supported by // ARMv6 and above versions. So for ARMv6, we need to match SLLconst, SRLconst and ORshiftLL. ((ADDshiftLL|ORshiftLL|XORshiftLL) <typ.UInt16> [8] (BFXU <typ.UInt16> [int32(armBFAuxInt(8, 8))] x) x) => (REV16 x) -((ADDshiftLL|ORshiftLL|XORshiftLL) <typ.UInt16> [8] (SRLconst <typ.UInt16> [24] (SLLconst [16] x)) x) && objabi.GOARM>=6 -> (REV16 x) +((ADDshiftLL|ORshiftLL|XORshiftLL) <typ.UInt16> [8] (SRLconst <typ.UInt16> [24] (SLLconst [16] x)) x) && objabi.GOARM>=6 => (REV16 x) // use indexed loads and stores -(MOVWload [0] {sym} (ADD ptr idx) mem) && sym == nil -> (MOVWloadidx ptr idx mem) -(MOVWstore [0] {sym} (ADD ptr idx) val mem) && sym == nil -> (MOVWstoreidx ptr idx val mem) -(MOVWload [0] {sym} (ADDshiftLL ptr idx [c]) mem) && sym == nil -> (MOVWloadshiftLL ptr idx [c] mem) -(MOVWload [0] {sym} (ADDshiftRL ptr idx [c]) mem) && sym == nil -> (MOVWloadshiftRL ptr idx [c] mem) -(MOVWload [0] {sym} (ADDshiftRA ptr idx [c]) mem) && sym == nil -> (MOVWloadshiftRA ptr idx [c] mem) -(MOVWstore [0] {sym} (ADDshiftLL ptr idx [c]) val mem) && sym == nil -> (MOVWstoreshiftLL ptr idx [c] val mem) -(MOVWstore [0] {sym} (ADDshiftRL ptr idx [c]) val mem) && sym == nil -> (MOVWstoreshiftRL ptr idx [c] val mem) -(MOVWstore [0] {sym} (ADDshiftRA ptr idx [c]) val mem) && sym == nil -> (MOVWstoreshiftRA ptr idx [c] val mem) -(MOVBUload [0] {sym} (ADD ptr idx) mem) && sym == nil -> (MOVBUloadidx ptr idx mem) -(MOVBload [0] {sym} (ADD ptr idx) mem) && sym == nil -> (MOVBloadidx ptr idx mem) -(MOVBstore [0] {sym} (ADD ptr idx) val mem) && sym == nil -> (MOVBstoreidx ptr idx val mem) -(MOVHUload [0] {sym} (ADD ptr idx) mem) && sym == nil -> (MOVHUloadidx ptr idx mem) -(MOVHload [0] {sym} (ADD ptr idx) mem) && sym == nil -> (MOVHloadidx ptr idx mem) -(MOVHstore [0] {sym} (ADD ptr idx) val mem) && sym == nil -> (MOVHstoreidx ptr idx val mem) +(MOVWload [0] {sym} (ADD ptr idx) mem) && sym == nil => (MOVWloadidx ptr idx mem) +(MOVWstore [0] {sym} (ADD ptr idx) val mem) && sym == nil => (MOVWstoreidx ptr idx val mem) +(MOVWload [0] {sym} (ADDshiftLL ptr idx [c]) mem) && sym == nil => (MOVWloadshiftLL ptr idx [c] mem) +(MOVWload [0] {sym} (ADDshiftRL ptr idx [c]) mem) && sym == nil => (MOVWloadshiftRL ptr idx [c] mem) +(MOVWload [0] {sym} (ADDshiftRA ptr idx [c]) mem) && sym == nil => (MOVWloadshiftRA ptr idx [c] mem) +(MOVWstore [0] {sym} (ADDshiftLL ptr idx [c]) val mem) && sym == nil => (MOVWstoreshiftLL ptr idx [c] val mem) +(MOVWstore [0] {sym} (ADDshiftRL ptr idx [c]) val mem) && sym == nil => (MOVWstoreshiftRL ptr idx [c] val mem) +(MOVWstore [0] {sym} (ADDshiftRA ptr idx [c]) val mem) && sym == nil => (MOVWstoreshiftRA ptr idx [c] val mem) +(MOVBUload [0] {sym} (ADD ptr idx) mem) && sym == nil => (MOVBUloadidx ptr idx mem) +(MOVBload [0] {sym} (ADD ptr idx) mem) && sym == nil => (MOVBloadidx ptr idx mem) +(MOVBstore [0] {sym} (ADD ptr idx) val mem) && sym == nil => (MOVBstoreidx ptr idx val mem) +(MOVHUload [0] {sym} (ADD ptr idx) mem) && sym == nil => (MOVHUloadidx ptr idx mem) +(MOVHload [0] {sym} (ADD ptr idx) mem) && sym == nil => (MOVHloadidx ptr idx mem) +(MOVHstore [0] {sym} (ADD ptr idx) val mem) && sym == nil => (MOVHstoreidx ptr idx val mem) // constant folding in indexed loads and stores -(MOVWloadidx ptr (MOVWconst [c]) mem) -> (MOVWload [c] ptr mem) -(MOVWloadidx (MOVWconst [c]) ptr mem) -> (MOVWload [c] ptr mem) -(MOVBloadidx ptr (MOVWconst [c]) mem) -> (MOVBload [c] ptr mem) -(MOVBloadidx (MOVWconst [c]) ptr mem) -> (MOVBload [c] ptr mem) -(MOVBUloadidx ptr (MOVWconst [c]) mem) -> (MOVBUload [c] ptr mem) -(MOVBUloadidx (MOVWconst [c]) ptr mem) -> (MOVBUload [c] ptr mem) -(MOVHUloadidx ptr (MOVWconst [c]) mem) -> (MOVHUload [c] ptr mem) -(MOVHUloadidx (MOVWconst [c]) ptr mem) -> (MOVHUload [c] ptr mem) -(MOVHloadidx ptr (MOVWconst [c]) mem) -> (MOVHload [c] ptr mem) -(MOVHloadidx (MOVWconst [c]) ptr mem) -> (MOVHload [c] ptr mem) +(MOVWloadidx ptr (MOVWconst [c]) mem) => (MOVWload [c] ptr mem) +(MOVWloadidx (MOVWconst [c]) ptr mem) => (MOVWload [c] ptr mem) +(MOVBloadidx ptr (MOVWconst [c]) mem) => (MOVBload [c] ptr mem) +(MOVBloadidx (MOVWconst [c]) ptr mem) => (MOVBload [c] ptr mem) +(MOVBUloadidx ptr (MOVWconst [c]) mem) => (MOVBUload [c] ptr mem) +(MOVBUloadidx (MOVWconst [c]) ptr mem) => (MOVBUload [c] ptr mem) +(MOVHUloadidx ptr (MOVWconst [c]) mem) => (MOVHUload [c] ptr mem) +(MOVHUloadidx (MOVWconst [c]) ptr mem) => (MOVHUload [c] ptr mem) +(MOVHloadidx ptr (MOVWconst [c]) mem) => (MOVHload [c] ptr mem) +(MOVHloadidx (MOVWconst [c]) ptr mem) => (MOVHload [c] ptr mem) -(MOVWstoreidx ptr (MOVWconst [c]) val mem) -> (MOVWstore [c] ptr val mem) -(MOVWstoreidx (MOVWconst [c]) ptr val mem) -> (MOVWstore [c] ptr val mem) -(MOVBstoreidx ptr (MOVWconst [c]) val mem) -> (MOVBstore [c] ptr val mem) -(MOVBstoreidx (MOVWconst [c]) ptr val mem) -> (MOVBstore [c] ptr val mem) -(MOVHstoreidx ptr (MOVWconst [c]) val mem) -> (MOVHstore [c] ptr val mem) -(MOVHstoreidx (MOVWconst [c]) ptr val mem) -> (MOVHstore [c] ptr val mem) +(MOVWstoreidx ptr (MOVWconst [c]) val mem) => (MOVWstore [c] ptr val mem) +(MOVWstoreidx (MOVWconst [c]) ptr val mem) => (MOVWstore [c] ptr val mem) +(MOVBstoreidx ptr (MOVWconst [c]) val mem) => (MOVBstore [c] ptr val mem) +(MOVBstoreidx (MOVWconst [c]) ptr val mem) => (MOVBstore [c] ptr val mem) +(MOVHstoreidx ptr (MOVWconst [c]) val mem) => (MOVHstore [c] ptr val mem) +(MOVHstoreidx (MOVWconst [c]) ptr val mem) => (MOVHstore [c] ptr val mem) -(MOVWloadidx ptr (SLLconst idx [c]) mem) -> (MOVWloadshiftLL ptr idx [c] mem) -(MOVWloadidx (SLLconst idx [c]) ptr mem) -> (MOVWloadshiftLL ptr idx [c] mem) -(MOVWloadidx ptr (SRLconst idx [c]) mem) -> (MOVWloadshiftRL ptr idx [c] mem) -(MOVWloadidx (SRLconst idx [c]) ptr mem) -> (MOVWloadshiftRL ptr idx [c] mem) -(MOVWloadidx ptr (SRAconst idx [c]) mem) -> (MOVWloadshiftRA ptr idx [c] mem) -(MOVWloadidx (SRAconst idx [c]) ptr mem) -> (MOVWloadshiftRA ptr idx [c] mem) +(MOVWloadidx ptr (SLLconst idx [c]) mem) => (MOVWloadshiftLL ptr idx [c] mem) +(MOVWloadidx (SLLconst idx [c]) ptr mem) => (MOVWloadshiftLL ptr idx [c] mem) +(MOVWloadidx ptr (SRLconst idx [c]) mem) => (MOVWloadshiftRL ptr idx [c] mem) +(MOVWloadidx (SRLconst idx [c]) ptr mem) => (MOVWloadshiftRL ptr idx [c] mem) +(MOVWloadidx ptr (SRAconst idx [c]) mem) => (MOVWloadshiftRA ptr idx [c] mem) +(MOVWloadidx (SRAconst idx [c]) ptr mem) => (MOVWloadshiftRA ptr idx [c] mem) -(MOVWstoreidx ptr (SLLconst idx [c]) val mem) -> (MOVWstoreshiftLL ptr idx [c] val mem) -(MOVWstoreidx (SLLconst idx [c]) ptr val mem) -> (MOVWstoreshiftLL ptr idx [c] val mem) -(MOVWstoreidx ptr (SRLconst idx [c]) val mem) -> (MOVWstoreshiftRL ptr idx [c] val mem) -(MOVWstoreidx (SRLconst idx [c]) ptr val mem) -> (MOVWstoreshiftRL ptr idx [c] val mem) -(MOVWstoreidx ptr (SRAconst idx [c]) val mem) -> (MOVWstoreshiftRA ptr idx [c] val mem) -(MOVWstoreidx (SRAconst idx [c]) ptr val mem) -> (MOVWstoreshiftRA ptr idx [c] val mem) +(MOVWstoreidx ptr (SLLconst idx [c]) val mem) => (MOVWstoreshiftLL ptr idx [c] val mem) +(MOVWstoreidx (SLLconst idx [c]) ptr val mem) => (MOVWstoreshiftLL ptr idx [c] val mem) +(MOVWstoreidx ptr (SRLconst idx [c]) val mem) => (MOVWstoreshiftRL ptr idx [c] val mem) +(MOVWstoreidx (SRLconst idx [c]) ptr val mem) => (MOVWstoreshiftRL ptr idx [c] val mem) +(MOVWstoreidx ptr (SRAconst idx [c]) val mem) => (MOVWstoreshiftRA ptr idx [c] val mem) +(MOVWstoreidx (SRAconst idx [c]) ptr val mem) => (MOVWstoreshiftRA ptr idx [c] val mem) -(MOVWloadshiftLL ptr (MOVWconst [c]) [d] mem) -> (MOVWload [int64(uint32(c)<<uint64(d))] ptr mem) -(MOVWloadshiftRL ptr (MOVWconst [c]) [d] mem) -> (MOVWload [int64(uint32(c)>>uint64(d))] ptr mem) -(MOVWloadshiftRA ptr (MOVWconst [c]) [d] mem) -> (MOVWload [int64(int32(c)>>uint64(d))] ptr mem) +(MOVWloadshiftLL ptr (MOVWconst [c]) [d] mem) => (MOVWload [int32(uint32(c)<<uint64(d))] ptr mem) +(MOVWloadshiftRL ptr (MOVWconst [c]) [d] mem) => (MOVWload [int32(uint32(c)>>uint64(d))] ptr mem) +(MOVWloadshiftRA ptr (MOVWconst [c]) [d] mem) => (MOVWload [c>>uint64(d)] ptr mem) -(MOVWstoreshiftLL ptr (MOVWconst [c]) [d] val mem) -> (MOVWstore [int64(uint32(c)<<uint64(d))] ptr val mem) -(MOVWstoreshiftRL ptr (MOVWconst [c]) [d] val mem) -> (MOVWstore [int64(uint32(c)>>uint64(d))] ptr val mem) -(MOVWstoreshiftRA ptr (MOVWconst [c]) [d] val mem) -> (MOVWstore [int64(int32(c)>>uint64(d))] ptr val mem) +(MOVWstoreshiftLL ptr (MOVWconst [c]) [d] val mem) => (MOVWstore [int32(uint32(c)<<uint64(d))] ptr val mem) +(MOVWstoreshiftRL ptr (MOVWconst [c]) [d] val mem) => (MOVWstore [int32(uint32(c)>>uint64(d))] ptr val mem) +(MOVWstoreshiftRA ptr (MOVWconst [c]) [d] val mem) => (MOVWstore [c>>uint64(d)] ptr val mem) // generic simplifications -(ADD x (RSBconst [0] y)) -> (SUB x y) -(ADD <t> (RSBconst [c] x) (RSBconst [d] y)) -> (RSBconst [c+d] (ADD <t> x y)) -(SUB x x) -> (MOVWconst [0]) -(RSB x x) -> (MOVWconst [0]) -(AND x x) -> x -(OR x x) -> x -(XOR x x) -> (MOVWconst [0]) -(BIC x x) -> (MOVWconst [0]) +(ADD x (RSBconst [0] y)) => (SUB x y) +(ADD <t> (RSBconst [c] x) (RSBconst [d] y)) => (RSBconst [c+d] (ADD <t> x y)) +(SUB x x) => (MOVWconst [0]) +(RSB x x) => (MOVWconst [0]) +(AND x x) => x +(OR x x) => x +(XOR x x) => (MOVWconst [0]) +(BIC x x) => (MOVWconst [0]) -(ADD (MUL x y) a) -> (MULA x y a) -(SUB a (MUL x y)) && objabi.GOARM == 7 -> (MULS x y a) -(RSB (MUL x y) a) && objabi.GOARM == 7 -> (MULS x y a) +(ADD (MUL x y) a) => (MULA x y a) +(SUB a (MUL x y)) && objabi.GOARM == 7 => (MULS x y a) +(RSB (MUL x y) a) && objabi.GOARM == 7 => (MULS x y a) -(NEGF (MULF x y)) && objabi.GOARM >= 6 -> (NMULF x y) -(NEGD (MULD x y)) && objabi.GOARM >= 6 -> (NMULD x y) -(MULF (NEGF x) y) && objabi.GOARM >= 6 -> (NMULF x y) -(MULD (NEGD x) y) && objabi.GOARM >= 6 -> (NMULD x y) -(NMULF (NEGF x) y) -> (MULF x y) -(NMULD (NEGD x) y) -> (MULD x y) +(NEGF (MULF x y)) && objabi.GOARM >= 6 => (NMULF x y) +(NEGD (MULD x y)) && objabi.GOARM >= 6 => (NMULD x y) +(MULF (NEGF x) y) && objabi.GOARM >= 6 => (NMULF x y) +(MULD (NEGD x) y) && objabi.GOARM >= 6 => (NMULD x y) +(NMULF (NEGF x) y) => (MULF x y) +(NMULD (NEGD x) y) => (MULD x y) // the result will overwrite the addend, since they are in the same register -(ADDF a (MULF x y)) && a.Uses == 1 && objabi.GOARM >= 6 -> (MULAF a x y) -(ADDF a (NMULF x y)) && a.Uses == 1 && objabi.GOARM >= 6 -> (MULSF a x y) -(ADDD a (MULD x y)) && a.Uses == 1 && objabi.GOARM >= 6 -> (MULAD a x y) -(ADDD a (NMULD x y)) && a.Uses == 1 && objabi.GOARM >= 6 -> (MULSD a x y) -(SUBF a (MULF x y)) && a.Uses == 1 && objabi.GOARM >= 6 -> (MULSF a x y) -(SUBF a (NMULF x y)) && a.Uses == 1 && objabi.GOARM >= 6 -> (MULAF a x y) -(SUBD a (MULD x y)) && a.Uses == 1 && objabi.GOARM >= 6 -> (MULSD a x y) -(SUBD a (NMULD x y)) && a.Uses == 1 && objabi.GOARM >= 6 -> (MULAD a x y) +(ADDF a (MULF x y)) && a.Uses == 1 && objabi.GOARM >= 6 => (MULAF a x y) +(ADDF a (NMULF x y)) && a.Uses == 1 && objabi.GOARM >= 6 => (MULSF a x y) +(ADDD a (MULD x y)) && a.Uses == 1 && objabi.GOARM >= 6 => (MULAD a x y) +(ADDD a (NMULD x y)) && a.Uses == 1 && objabi.GOARM >= 6 => (MULSD a x y) +(SUBF a (MULF x y)) && a.Uses == 1 && objabi.GOARM >= 6 => (MULSF a x y) +(SUBF a (NMULF x y)) && a.Uses == 1 && objabi.GOARM >= 6 => (MULAF a x y) +(SUBD a (MULD x y)) && a.Uses == 1 && objabi.GOARM >= 6 => (MULSD a x y) +(SUBD a (NMULD x y)) && a.Uses == 1 && objabi.GOARM >= 6 => (MULAD a x y) -(AND x (MVN y)) -> (BIC x y) +(AND x (MVN y)) => (BIC x y) // simplification with *shift ops -(SUBshiftLL x (SLLconst x [c]) [d]) && c==d -> (MOVWconst [0]) -(SUBshiftRL x (SRLconst x [c]) [d]) && c==d -> (MOVWconst [0]) -(SUBshiftRA x (SRAconst x [c]) [d]) && c==d -> (MOVWconst [0]) -(RSBshiftLL x (SLLconst x [c]) [d]) && c==d -> (MOVWconst [0]) -(RSBshiftRL x (SRLconst x [c]) [d]) && c==d -> (MOVWconst [0]) -(RSBshiftRA x (SRAconst x [c]) [d]) && c==d -> (MOVWconst [0]) -(ANDshiftLL x y:(SLLconst x [c]) [d]) && c==d -> y -(ANDshiftRL x y:(SRLconst x [c]) [d]) && c==d -> y -(ANDshiftRA x y:(SRAconst x [c]) [d]) && c==d -> y -(ORshiftLL x y:(SLLconst x [c]) [d]) && c==d -> y -(ORshiftRL x y:(SRLconst x [c]) [d]) && c==d -> y -(ORshiftRA x y:(SRAconst x [c]) [d]) && c==d -> y -(XORshiftLL x (SLLconst x [c]) [d]) && c==d -> (MOVWconst [0]) -(XORshiftRL x (SRLconst x [c]) [d]) && c==d -> (MOVWconst [0]) -(XORshiftRA x (SRAconst x [c]) [d]) && c==d -> (MOVWconst [0]) -(BICshiftLL x (SLLconst x [c]) [d]) && c==d -> (MOVWconst [0]) -(BICshiftRL x (SRLconst x [c]) [d]) && c==d -> (MOVWconst [0]) -(BICshiftRA x (SRAconst x [c]) [d]) && c==d -> (MOVWconst [0]) -(AND x (MVNshiftLL y [c])) -> (BICshiftLL x y [c]) -(AND x (MVNshiftRL y [c])) -> (BICshiftRL x y [c]) -(AND x (MVNshiftRA y [c])) -> (BICshiftRA x y [c]) +(SUBshiftLL x (SLLconst x [c]) [d]) && c==d => (MOVWconst [0]) +(SUBshiftRL x (SRLconst x [c]) [d]) && c==d => (MOVWconst [0]) +(SUBshiftRA x (SRAconst x [c]) [d]) && c==d => (MOVWconst [0]) +(RSBshiftLL x (SLLconst x [c]) [d]) && c==d => (MOVWconst [0]) +(RSBshiftRL x (SRLconst x [c]) [d]) && c==d => (MOVWconst [0]) +(RSBshiftRA x (SRAconst x [c]) [d]) && c==d => (MOVWconst [0]) +(ANDshiftLL x y:(SLLconst x [c]) [d]) && c==d => y +(ANDshiftRL x y:(SRLconst x [c]) [d]) && c==d => y +(ANDshiftRA x y:(SRAconst x [c]) [d]) && c==d => y +(ORshiftLL x y:(SLLconst x [c]) [d]) && c==d => y +(ORshiftRL x y:(SRLconst x [c]) [d]) && c==d => y +(ORshiftRA x y:(SRAconst x [c]) [d]) && c==d => y +(XORshiftLL x (SLLconst x [c]) [d]) && c==d => (MOVWconst [0]) +(XORshiftRL x (SRLconst x [c]) [d]) && c==d => (MOVWconst [0]) +(XORshiftRA x (SRAconst x [c]) [d]) && c==d => (MOVWconst [0]) +(BICshiftLL x (SLLconst x [c]) [d]) && c==d => (MOVWconst [0]) +(BICshiftRL x (SRLconst x [c]) [d]) && c==d => (MOVWconst [0]) +(BICshiftRA x (SRAconst x [c]) [d]) && c==d => (MOVWconst [0]) +(AND x (MVNshiftLL y [c])) => (BICshiftLL x y [c]) +(AND x (MVNshiftRL y [c])) => (BICshiftRL x y [c]) +(AND x (MVNshiftRA y [c])) => (BICshiftRA x y [c]) // floating point optimizations -(CMPF x (MOVFconst [0])) -> (CMPF0 x) -(CMPD x (MOVDconst [0])) -> (CMPD0 x) +(CMPF x (MOVFconst [0])) => (CMPF0 x) +(CMPD x (MOVDconst [0])) => (CMPD0 x) // bit extraction -(SRAconst (SLLconst x [c]) [d]) && objabi.GOARM==7 && uint64(d)>=uint64(c) && uint64(d)<=31 -> (BFX [(d-c)|(32-d)<<8] x) -(SRLconst (SLLconst x [c]) [d]) && objabi.GOARM==7 && uint64(d)>=uint64(c) && uint64(d)<=31 -> (BFXU [(d-c)|(32-d)<<8] x) +(SRAconst (SLLconst x [c]) [d]) && objabi.GOARM==7 && uint64(d)>=uint64(c) && uint64(d)<=31 => (BFX [(d-c)|(32-d)<<8] x) +(SRLconst (SLLconst x [c]) [d]) && objabi.GOARM==7 && uint64(d)>=uint64(c) && uint64(d)<=31 => (BFXU [(d-c)|(32-d)<<8] x) // comparison simplification -(CMP x (RSBconst [0] y)) -> (CMN x y) -(CMN x (RSBconst [0] y)) -> (CMP x y) -(EQ (CMPconst [0] l:(SUB x y)) yes no) && l.Uses==1 -> (EQ (CMP x y) yes no) -(EQ (CMPconst [0] l:(MULS x y a)) yes no) && l.Uses==1 -> (EQ (CMP a (MUL <x.Type> x y)) yes no) -(EQ (CMPconst [0] l:(SUBconst [c] x)) yes no) && l.Uses==1 -> (EQ (CMPconst [c] x) yes no) -(EQ (CMPconst [0] l:(SUBshiftLL x y [c])) yes no) && l.Uses==1 -> (EQ (CMPshiftLL x y [c]) yes no) -(EQ (CMPconst [0] l:(SUBshiftRL x y [c])) yes no) && l.Uses==1 -> (EQ (CMPshiftRL x y [c]) yes no) -(EQ (CMPconst [0] l:(SUBshiftRA x y [c])) yes no) && l.Uses==1 -> (EQ (CMPshiftRA x y [c]) yes no) -(EQ (CMPconst [0] l:(SUBshiftLLreg x y z)) yes no) && l.Uses==1 -> (EQ (CMPshiftLLreg x y z) yes no) -(EQ (CMPconst [0] l:(SUBshiftRLreg x y z)) yes no) && l.Uses==1 -> (EQ (CMPshiftRLreg x y z) yes no) -(EQ (CMPconst [0] l:(SUBshiftRAreg x y z)) yes no) && l.Uses==1 -> (EQ (CMPshiftRAreg x y z) yes no) -(NE (CMPconst [0] l:(SUB x y)) yes no) && l.Uses==1 -> (NE (CMP x y) yes no) -(NE (CMPconst [0] l:(MULS x y a)) yes no) && l.Uses==1 -> (NE (CMP a (MUL <x.Type> x y)) yes no) -(NE (CMPconst [0] l:(SUBconst [c] x)) yes no) && l.Uses==1 -> (NE (CMPconst [c] x) yes no) -(NE (CMPconst [0] l:(SUBshiftLL x y [c])) yes no) && l.Uses==1 -> (NE (CMPshiftLL x y [c]) yes no) -(NE (CMPconst [0] l:(SUBshiftRL x y [c])) yes no) && l.Uses==1 -> (NE (CMPshiftRL x y [c]) yes no) -(NE (CMPconst [0] l:(SUBshiftRA x y [c])) yes no) && l.Uses==1 -> (NE (CMPshiftRA x y [c]) yes no) -(NE (CMPconst [0] l:(SUBshiftLLreg x y z)) yes no) && l.Uses==1 -> (NE (CMPshiftLLreg x y z) yes no) -(NE (CMPconst [0] l:(SUBshiftRLreg x y z)) yes no) && l.Uses==1 -> (NE (CMPshiftRLreg x y z) yes no) -(NE (CMPconst [0] l:(SUBshiftRAreg x y z)) yes no) && l.Uses==1 -> (NE (CMPshiftRAreg x y z) yes no) -(EQ (CMPconst [0] l:(ADD x y)) yes no) && l.Uses==1 -> (EQ (CMN x y) yes no) -(EQ (CMPconst [0] l:(MULA x y a)) yes no) && l.Uses==1 -> (EQ (CMN a (MUL <x.Type> x y)) yes no) -(EQ (CMPconst [0] l:(ADDconst [c] x)) yes no) && l.Uses==1 -> (EQ (CMNconst [c] x) yes no) -(EQ (CMPconst [0] l:(ADDshiftLL x y [c])) yes no) && l.Uses==1 -> (EQ (CMNshiftLL x y [c]) yes no) -(EQ (CMPconst [0] l:(ADDshiftRL x y [c])) yes no) && l.Uses==1 -> (EQ (CMNshiftRL x y [c]) yes no) -(EQ (CMPconst [0] l:(ADDshiftRA x y [c])) yes no) && l.Uses==1 -> (EQ (CMNshiftRA x y [c]) yes no) -(EQ (CMPconst [0] l:(ADDshiftLLreg x y z)) yes no) && l.Uses==1 -> (EQ (CMNshiftLLreg x y z) yes no) -(EQ (CMPconst [0] l:(ADDshiftRLreg x y z)) yes no) && l.Uses==1 -> (EQ (CMNshiftRLreg x y z) yes no) -(EQ (CMPconst [0] l:(ADDshiftRAreg x y z)) yes no) && l.Uses==1 -> (EQ (CMNshiftRAreg x y z) yes no) -(NE (CMPconst [0] l:(ADD x y)) yes no) && l.Uses==1 -> (NE (CMN x y) yes no) -(NE (CMPconst [0] l:(MULA x y a)) yes no) && l.Uses==1 -> (NE (CMN a (MUL <x.Type> x y)) yes no) -(NE (CMPconst [0] l:(ADDconst [c] x)) yes no) && l.Uses==1 -> (NE (CMNconst [c] x) yes no) -(NE (CMPconst [0] l:(ADDshiftLL x y [c])) yes no) && l.Uses==1 -> (NE (CMNshiftLL x y [c]) yes no) -(NE (CMPconst [0] l:(ADDshiftRL x y [c])) yes no) && l.Uses==1 -> (NE (CMNshiftRL x y [c]) yes no) -(NE (CMPconst [0] l:(ADDshiftRA x y [c])) yes no) && l.Uses==1 -> (NE (CMNshiftRA x y [c]) yes no) -(NE (CMPconst [0] l:(ADDshiftLLreg x y z)) yes no) && l.Uses==1 -> (NE (CMNshiftLLreg x y z) yes no) -(NE (CMPconst [0] l:(ADDshiftRLreg x y z)) yes no) && l.Uses==1 -> (NE (CMNshiftRLreg x y z) yes no) -(NE (CMPconst [0] l:(ADDshiftRAreg x y z)) yes no) && l.Uses==1 -> (NE (CMNshiftRAreg x y z) yes no) -(EQ (CMPconst [0] l:(AND x y)) yes no) && l.Uses==1 -> (EQ (TST x y) yes no) -(EQ (CMPconst [0] l:(ANDconst [c] x)) yes no) && l.Uses==1 -> (EQ (TSTconst [c] x) yes no) -(EQ (CMPconst [0] l:(ANDshiftLL x y [c])) yes no) && l.Uses==1 -> (EQ (TSTshiftLL x y [c]) yes no) -(EQ (CMPconst [0] l:(ANDshiftRL x y [c])) yes no) && l.Uses==1 -> (EQ (TSTshiftRL x y [c]) yes no) -(EQ (CMPconst [0] l:(ANDshiftRA x y [c])) yes no) && l.Uses==1 -> (EQ (TSTshiftRA x y [c]) yes no) -(EQ (CMPconst [0] l:(ANDshiftLLreg x y z)) yes no) && l.Uses==1 -> (EQ (TSTshiftLLreg x y z) yes no) -(EQ (CMPconst [0] l:(ANDshiftRLreg x y z)) yes no) && l.Uses==1 -> (EQ (TSTshiftRLreg x y z) yes no) -(EQ (CMPconst [0] l:(ANDshiftRAreg x y z)) yes no) && l.Uses==1 -> (EQ (TSTshiftRAreg x y z) yes no) -(NE (CMPconst [0] l:(AND x y)) yes no) && l.Uses==1 -> (NE (TST x y) yes no) -(NE (CMPconst [0] l:(ANDconst [c] x)) yes no) && l.Uses==1 -> (NE (TSTconst [c] x) yes no) -(NE (CMPconst [0] l:(ANDshiftLL x y [c])) yes no) && l.Uses==1 -> (NE (TSTshiftLL x y [c]) yes no) -(NE (CMPconst [0] l:(ANDshiftRL x y [c])) yes no) && l.Uses==1 -> (NE (TSTshiftRL x y [c]) yes no) -(NE (CMPconst [0] l:(ANDshiftRA x y [c])) yes no) && l.Uses==1 -> (NE (TSTshiftRA x y [c]) yes no) -(NE (CMPconst [0] l:(ANDshiftLLreg x y z)) yes no) && l.Uses==1 -> (NE (TSTshiftLLreg x y z) yes no) -(NE (CMPconst [0] l:(ANDshiftRLreg x y z)) yes no) && l.Uses==1 -> (NE (TSTshiftRLreg x y z) yes no) -(NE (CMPconst [0] l:(ANDshiftRAreg x y z)) yes no) && l.Uses==1 -> (NE (TSTshiftRAreg x y z) yes no) -(EQ (CMPconst [0] l:(XOR x y)) yes no) && l.Uses==1 -> (EQ (TEQ x y) yes no) -(EQ (CMPconst [0] l:(XORconst [c] x)) yes no) && l.Uses==1 -> (EQ (TEQconst [c] x) yes no) -(EQ (CMPconst [0] l:(XORshiftLL x y [c])) yes no) && l.Uses==1 -> (EQ (TEQshiftLL x y [c]) yes no) -(EQ (CMPconst [0] l:(XORshiftRL x y [c])) yes no) && l.Uses==1 -> (EQ (TEQshiftRL x y [c]) yes no) -(EQ (CMPconst [0] l:(XORshiftRA x y [c])) yes no) && l.Uses==1 -> (EQ (TEQshiftRA x y [c]) yes no) -(EQ (CMPconst [0] l:(XORshiftLLreg x y z)) yes no) && l.Uses==1 -> (EQ (TEQshiftLLreg x y z) yes no) -(EQ (CMPconst [0] l:(XORshiftRLreg x y z)) yes no) && l.Uses==1 -> (EQ (TEQshiftRLreg x y z) yes no) -(EQ (CMPconst [0] l:(XORshiftRAreg x y z)) yes no) && l.Uses==1 -> (EQ (TEQshiftRAreg x y z) yes no) -(NE (CMPconst [0] l:(XOR x y)) yes no) && l.Uses==1 -> (NE (TEQ x y) yes no) -(NE (CMPconst [0] l:(XORconst [c] x)) yes no) && l.Uses==1 -> (NE (TEQconst [c] x) yes no) -(NE (CMPconst [0] l:(XORshiftLL x y [c])) yes no) && l.Uses==1 -> (NE (TEQshiftLL x y [c]) yes no) -(NE (CMPconst [0] l:(XORshiftRL x y [c])) yes no) && l.Uses==1 -> (NE (TEQshiftRL x y [c]) yes no) -(NE (CMPconst [0] l:(XORshiftRA x y [c])) yes no) && l.Uses==1 -> (NE (TEQshiftRA x y [c]) yes no) -(NE (CMPconst [0] l:(XORshiftLLreg x y z)) yes no) && l.Uses==1 -> (NE (TEQshiftLLreg x y z) yes no) -(NE (CMPconst [0] l:(XORshiftRLreg x y z)) yes no) && l.Uses==1 -> (NE (TEQshiftRLreg x y z) yes no) -(NE (CMPconst [0] l:(XORshiftRAreg x y z)) yes no) && l.Uses==1 -> (NE (TEQshiftRAreg x y z) yes no) -(LT (CMPconst [0] l:(SUB x y)) yes no) && l.Uses==1 -> (LTnoov (CMP x y) yes no) -(LT (CMPconst [0] l:(MULS x y a)) yes no) && l.Uses==1 -> (LTnoov (CMP a (MUL <x.Type> x y)) yes no) -(LT (CMPconst [0] l:(SUBconst [c] x)) yes no) && l.Uses==1 -> (LTnoov (CMPconst [c] x) yes no) -(LT (CMPconst [0] l:(SUBshiftLL x y [c])) yes no) && l.Uses==1 -> (LTnoov (CMPshiftLL x y [c]) yes no) -(LT (CMPconst [0] l:(SUBshiftRL x y [c])) yes no) && l.Uses==1 -> (LTnoov (CMPshiftRL x y [c]) yes no) -(LT (CMPconst [0] l:(SUBshiftRA x y [c])) yes no) && l.Uses==1 -> (LTnoov (CMPshiftRA x y [c]) yes no) -(LT (CMPconst [0] l:(SUBshiftLLreg x y z)) yes no) && l.Uses==1 -> (LTnoov (CMPshiftLLreg x y z) yes no) -(LT (CMPconst [0] l:(SUBshiftRLreg x y z)) yes no) && l.Uses==1 -> (LTnoov (CMPshiftRLreg x y z) yes no) -(LT (CMPconst [0] l:(SUBshiftRAreg x y z)) yes no) && l.Uses==1 -> (LTnoov (CMPshiftRAreg x y z) yes no) -(LE (CMPconst [0] l:(SUB x y)) yes no) && l.Uses==1 -> (LEnoov (CMP x y) yes no) -(LE (CMPconst [0] l:(MULS x y a)) yes no) && l.Uses==1 -> (LEnoov (CMP a (MUL <x.Type> x y)) yes no) -(LE (CMPconst [0] l:(SUBconst [c] x)) yes no) && l.Uses==1 -> (LEnoov (CMPconst [c] x) yes no) -(LE (CMPconst [0] l:(SUBshiftLL x y [c])) yes no) && l.Uses==1 -> (LEnoov (CMPshiftLL x y [c]) yes no) -(LE (CMPconst [0] l:(SUBshiftRL x y [c])) yes no) && l.Uses==1 -> (LEnoov (CMPshiftRL x y [c]) yes no) -(LE (CMPconst [0] l:(SUBshiftRA x y [c])) yes no) && l.Uses==1 -> (LEnoov (CMPshiftRA x y [c]) yes no) -(LE (CMPconst [0] l:(SUBshiftLLreg x y z)) yes no) && l.Uses==1 -> (LEnoov (CMPshiftLLreg x y z) yes no) -(LE (CMPconst [0] l:(SUBshiftRLreg x y z)) yes no) && l.Uses==1 -> (LEnoov (CMPshiftRLreg x y z) yes no) -(LE (CMPconst [0] l:(SUBshiftRAreg x y z)) yes no) && l.Uses==1 -> (LEnoov (CMPshiftRAreg x y z) yes no) -(LT (CMPconst [0] l:(ADD x y)) yes no) && l.Uses==1 -> (LTnoov (CMN x y) yes no) -(LT (CMPconst [0] l:(MULA x y a)) yes no) && l.Uses==1 -> (LTnoov (CMN a (MUL <x.Type> x y)) yes no) -(LT (CMPconst [0] l:(ADDconst [c] x)) yes no) && l.Uses==1 -> (LTnoov (CMNconst [c] x) yes no) -(LT (CMPconst [0] l:(ADDshiftLL x y [c])) yes no) && l.Uses==1 -> (LTnoov (CMNshiftLL x y [c]) yes no) -(LT (CMPconst [0] l:(ADDshiftRL x y [c])) yes no) && l.Uses==1 -> (LTnoov (CMNshiftRL x y [c]) yes no) -(LT (CMPconst [0] l:(ADDshiftRA x y [c])) yes no) && l.Uses==1 -> (LTnoov (CMNshiftRA x y [c]) yes no) -(LT (CMPconst [0] l:(ADDshiftLLreg x y z)) yes no) && l.Uses==1 -> (LTnoov (CMNshiftLLreg x y z) yes no) -(LT (CMPconst [0] l:(ADDshiftRLreg x y z)) yes no) && l.Uses==1 -> (LTnoov (CMNshiftRLreg x y z) yes no) -(LT (CMPconst [0] l:(ADDshiftRAreg x y z)) yes no) && l.Uses==1 -> (LTnoov (CMNshiftRAreg x y z) yes no) -(LE (CMPconst [0] l:(ADD x y)) yes no) && l.Uses==1 -> (LEnoov (CMN x y) yes no) -(LE (CMPconst [0] l:(MULA x y a)) yes no) && l.Uses==1 -> (LEnoov (CMN a (MUL <x.Type> x y)) yes no) -(LE (CMPconst [0] l:(ADDconst [c] x)) yes no) && l.Uses==1 -> (LEnoov (CMNconst [c] x) yes no) -(LE (CMPconst [0] l:(ADDshiftLL x y [c])) yes no) && l.Uses==1 -> (LEnoov (CMNshiftLL x y [c]) yes no) -(LE (CMPconst [0] l:(ADDshiftRL x y [c])) yes no) && l.Uses==1 -> (LEnoov (CMNshiftRL x y [c]) yes no) -(LE (CMPconst [0] l:(ADDshiftRA x y [c])) yes no) && l.Uses==1 -> (LEnoov (CMNshiftRA x y [c]) yes no) -(LE (CMPconst [0] l:(ADDshiftLLreg x y z)) yes no) && l.Uses==1 -> (LEnoov (CMNshiftLLreg x y z) yes no) -(LE (CMPconst [0] l:(ADDshiftRLreg x y z)) yes no) && l.Uses==1 -> (LEnoov (CMNshiftRLreg x y z) yes no) -(LE (CMPconst [0] l:(ADDshiftRAreg x y z)) yes no) && l.Uses==1 -> (LEnoov (CMNshiftRAreg x y z) yes no) -(LT (CMPconst [0] l:(AND x y)) yes no) && l.Uses==1 -> (LT (TST x y) yes no) -(LT (CMPconst [0] l:(ANDconst [c] x)) yes no) && l.Uses==1 -> (LT (TSTconst [c] x) yes no) -(LT (CMPconst [0] l:(ANDshiftLL x y [c])) yes no) && l.Uses==1 -> (LT (TSTshiftLL x y [c]) yes no) -(LT (CMPconst [0] l:(ANDshiftRL x y [c])) yes no) && l.Uses==1 -> (LT (TSTshiftRL x y [c]) yes no) -(LT (CMPconst [0] l:(ANDshiftRA x y [c])) yes no) && l.Uses==1 -> (LT (TSTshiftRA x y [c]) yes no) -(LT (CMPconst [0] l:(ANDshiftLLreg x y z)) yes no) && l.Uses==1 -> (LT (TSTshiftLLreg x y z) yes no) -(LT (CMPconst [0] l:(ANDshiftRLreg x y z)) yes no) && l.Uses==1 -> (LT (TSTshiftRLreg x y z) yes no) -(LT (CMPconst [0] l:(ANDshiftRAreg x y z)) yes no) && l.Uses==1 -> (LT (TSTshiftRAreg x y z) yes no) -(LE (CMPconst [0] l:(AND x y)) yes no) && l.Uses==1 -> (LE (TST x y) yes no) -(LE (CMPconst [0] l:(ANDconst [c] x)) yes no) && l.Uses==1 -> (LE (TSTconst [c] x) yes no) -(LE (CMPconst [0] l:(ANDshiftLL x y [c])) yes no) && l.Uses==1 -> (LE (TSTshiftLL x y [c]) yes no) -(LE (CMPconst [0] l:(ANDshiftRL x y [c])) yes no) && l.Uses==1 -> (LE (TSTshiftRL x y [c]) yes no) -(LE (CMPconst [0] l:(ANDshiftRA x y [c])) yes no) && l.Uses==1 -> (LE (TSTshiftRA x y [c]) yes no) -(LE (CMPconst [0] l:(ANDshiftLLreg x y z)) yes no) && l.Uses==1 -> (LE (TSTshiftLLreg x y z) yes no) -(LE (CMPconst [0] l:(ANDshiftRLreg x y z)) yes no) && l.Uses==1 -> (LE (TSTshiftRLreg x y z) yes no) -(LE (CMPconst [0] l:(ANDshiftRAreg x y z)) yes no) && l.Uses==1 -> (LE (TSTshiftRAreg x y z) yes no) -(LT (CMPconst [0] l:(XOR x y)) yes no) && l.Uses==1 -> (LT (TEQ x y) yes no) -(LT (CMPconst [0] l:(XORconst [c] x)) yes no) && l.Uses==1 -> (LT (TEQconst [c] x) yes no) -(LT (CMPconst [0] l:(XORshiftLL x y [c])) yes no) && l.Uses==1 -> (LT (TEQshiftLL x y [c]) yes no) -(LT (CMPconst [0] l:(XORshiftRL x y [c])) yes no) && l.Uses==1 -> (LT (TEQshiftRL x y [c]) yes no) -(LT (CMPconst [0] l:(XORshiftRA x y [c])) yes no) && l.Uses==1 -> (LT (TEQshiftRA x y [c]) yes no) -(LT (CMPconst [0] l:(XORshiftLLreg x y z)) yes no) && l.Uses==1 -> (LT (TEQshiftLLreg x y z) yes no) -(LT (CMPconst [0] l:(XORshiftRLreg x y z)) yes no) && l.Uses==1 -> (LT (TEQshiftRLreg x y z) yes no) -(LT (CMPconst [0] l:(XORshiftRAreg x y z)) yes no) && l.Uses==1 -> (LT (TEQshiftRAreg x y z) yes no) -(LE (CMPconst [0] l:(XOR x y)) yes no) && l.Uses==1 -> (LE (TEQ x y) yes no) -(LE (CMPconst [0] l:(XORconst [c] x)) yes no) && l.Uses==1 -> (LE (TEQconst [c] x) yes no) -(LE (CMPconst [0] l:(XORshiftLL x y [c])) yes no) && l.Uses==1 -> (LE (TEQshiftLL x y [c]) yes no) -(LE (CMPconst [0] l:(XORshiftRL x y [c])) yes no) && l.Uses==1 -> (LE (TEQshiftRL x y [c]) yes no) -(LE (CMPconst [0] l:(XORshiftRA x y [c])) yes no) && l.Uses==1 -> (LE (TEQshiftRA x y [c]) yes no) -(LE (CMPconst [0] l:(XORshiftLLreg x y z)) yes no) && l.Uses==1 -> (LE (TEQshiftLLreg x y z) yes no) -(LE (CMPconst [0] l:(XORshiftRLreg x y z)) yes no) && l.Uses==1 -> (LE (TEQshiftRLreg x y z) yes no) -(LE (CMPconst [0] l:(XORshiftRAreg x y z)) yes no) && l.Uses==1 -> (LE (TEQshiftRAreg x y z) yes no) -(GT (CMPconst [0] l:(SUB x y)) yes no) && l.Uses==1 -> (GTnoov (CMP x y) yes no) -(GT (CMPconst [0] l:(MULS x y a)) yes no) && l.Uses==1 -> (GTnoov (CMP a (MUL <x.Type> x y)) yes no) -(GT (CMPconst [0] l:(SUBconst [c] x)) yes no) && l.Uses==1 -> (GTnoov (CMPconst [c] x) yes no) -(GT (CMPconst [0] l:(SUBshiftLL x y [c])) yes no) && l.Uses==1 -> (GTnoov (CMPshiftLL x y [c]) yes no) -(GT (CMPconst [0] l:(SUBshiftRL x y [c])) yes no) && l.Uses==1 -> (GTnoov (CMPshiftRL x y [c]) yes no) -(GT (CMPconst [0] l:(SUBshiftRA x y [c])) yes no) && l.Uses==1 -> (GTnoov (CMPshiftRA x y [c]) yes no) -(GT (CMPconst [0] l:(SUBshiftLLreg x y z)) yes no) && l.Uses==1 -> (GTnoov (CMPshiftLLreg x y z) yes no) -(GT (CMPconst [0] l:(SUBshiftRLreg x y z)) yes no) && l.Uses==1 -> (GTnoov (CMPshiftRLreg x y z) yes no) -(GT (CMPconst [0] l:(SUBshiftRAreg x y z)) yes no) && l.Uses==1 -> (GTnoov (CMPshiftRAreg x y z) yes no) -(GE (CMPconst [0] l:(SUB x y)) yes no) && l.Uses==1 -> (GEnoov (CMP x y) yes no) -(GE (CMPconst [0] l:(MULS x y a)) yes no) && l.Uses==1 -> (GEnoov (CMP a (MUL <x.Type> x y)) yes no) -(GE (CMPconst [0] l:(SUBconst [c] x)) yes no) && l.Uses==1 -> (GEnoov (CMPconst [c] x) yes no) -(GE (CMPconst [0] l:(SUBshiftLL x y [c])) yes no) && l.Uses==1 -> (GEnoov (CMPshiftLL x y [c]) yes no) -(GE (CMPconst [0] l:(SUBshiftRL x y [c])) yes no) && l.Uses==1 -> (GEnoov (CMPshiftRL x y [c]) yes no) -(GE (CMPconst [0] l:(SUBshiftRA x y [c])) yes no) && l.Uses==1 -> (GEnoov (CMPshiftRA x y [c]) yes no) -(GE (CMPconst [0] l:(SUBshiftLLreg x y z)) yes no) && l.Uses==1 -> (GEnoov (CMPshiftLLreg x y z) yes no) -(GE (CMPconst [0] l:(SUBshiftRLreg x y z)) yes no) && l.Uses==1 -> (GEnoov (CMPshiftRLreg x y z) yes no) -(GE (CMPconst [0] l:(SUBshiftRAreg x y z)) yes no) && l.Uses==1 -> (GEnoov (CMPshiftRAreg x y z) yes no) -(GT (CMPconst [0] l:(ADD x y)) yes no) && l.Uses==1 -> (GTnoov (CMN x y) yes no) -(GT (CMPconst [0] l:(ADDconst [c] x)) yes no) && l.Uses==1 -> (GTnoov (CMNconst [c] x) yes no) -(GT (CMPconst [0] l:(ADDshiftLL x y [c])) yes no) && l.Uses==1 -> (GTnoov (CMNshiftLL x y [c]) yes no) -(GT (CMPconst [0] l:(ADDshiftRL x y [c])) yes no) && l.Uses==1 -> (GTnoov (CMNshiftRL x y [c]) yes no) -(GT (CMPconst [0] l:(ADDshiftRA x y [c])) yes no) && l.Uses==1 -> (GTnoov (CMNshiftRA x y [c]) yes no) -(GT (CMPconst [0] l:(ADDshiftLLreg x y z)) yes no) && l.Uses==1 -> (GTnoov (CMNshiftLLreg x y z) yes no) -(GT (CMPconst [0] l:(ADDshiftRLreg x y z)) yes no) && l.Uses==1 -> (GTnoov (CMNshiftRLreg x y z) yes no) -(GT (CMPconst [0] l:(ADDshiftRAreg x y z)) yes no) && l.Uses==1 -> (GTnoov (CMNshiftRAreg x y z) yes no) -(GE (CMPconst [0] l:(ADD x y)) yes no) && l.Uses==1 -> (GEnoov (CMN x y) yes no) -(GE (CMPconst [0] l:(MULA x y a)) yes no) && l.Uses==1 -> (GEnoov (CMN a (MUL <x.Type> x y)) yes no) -(GE (CMPconst [0] l:(ADDconst [c] x)) yes no) && l.Uses==1 -> (GEnoov (CMNconst [c] x) yes no) -(GE (CMPconst [0] l:(ADDshiftLL x y [c])) yes no) && l.Uses==1 -> (GEnoov (CMNshiftLL x y [c]) yes no) -(GE (CMPconst [0] l:(ADDshiftRL x y [c])) yes no) && l.Uses==1 -> (GEnoov (CMNshiftRL x y [c]) yes no) -(GE (CMPconst [0] l:(ADDshiftRA x y [c])) yes no) && l.Uses==1 -> (GEnoov (CMNshiftRA x y [c]) yes no) -(GE (CMPconst [0] l:(ADDshiftLLreg x y z)) yes no) && l.Uses==1 -> (GEnoov (CMNshiftLLreg x y z) yes no) -(GE (CMPconst [0] l:(ADDshiftRLreg x y z)) yes no) && l.Uses==1 -> (GEnoov (CMNshiftRLreg x y z) yes no) -(GE (CMPconst [0] l:(ADDshiftRAreg x y z)) yes no) && l.Uses==1 -> (GEnoov (CMNshiftRAreg x y z) yes no) -(GT (CMPconst [0] l:(AND x y)) yes no) && l.Uses==1 -> (GT (TST x y) yes no) -(GT (CMPconst [0] l:(MULA x y a)) yes no) && l.Uses==1 -> (GTnoov (CMN a (MUL <x.Type> x y)) yes no) -(GT (CMPconst [0] l:(ANDconst [c] x)) yes no) && l.Uses==1 -> (GT (TSTconst [c] x) yes no) -(GT (CMPconst [0] l:(ANDshiftLL x y [c])) yes no) && l.Uses==1 -> (GT (TSTshiftLL x y [c]) yes no) -(GT (CMPconst [0] l:(ANDshiftRL x y [c])) yes no) && l.Uses==1 -> (GT (TSTshiftRL x y [c]) yes no) -(GT (CMPconst [0] l:(ANDshiftRA x y [c])) yes no) && l.Uses==1 -> (GT (TSTshiftRA x y [c]) yes no) -(GT (CMPconst [0] l:(ANDshiftLLreg x y z)) yes no) && l.Uses==1 -> (GT (TSTshiftLLreg x y z) yes no) -(GT (CMPconst [0] l:(ANDshiftRLreg x y z)) yes no) && l.Uses==1 -> (GT (TSTshiftRLreg x y z) yes no) -(GT (CMPconst [0] l:(ANDshiftRAreg x y z)) yes no) && l.Uses==1 -> (GT (TSTshiftRAreg x y z) yes no) -(GE (CMPconst [0] l:(AND x y)) yes no) && l.Uses==1 -> (GE (TST x y) yes no) -(GE (CMPconst [0] l:(ANDconst [c] x)) yes no) && l.Uses==1 -> (GE (TSTconst [c] x) yes no) -(GE (CMPconst [0] l:(ANDshiftLL x y [c])) yes no) && l.Uses==1 -> (GE (TSTshiftLL x y [c]) yes no) -(GE (CMPconst [0] l:(ANDshiftRL x y [c])) yes no) && l.Uses==1 -> (GE (TSTshiftRL x y [c]) yes no) -(GE (CMPconst [0] l:(ANDshiftRA x y [c])) yes no) && l.Uses==1 -> (GE (TSTshiftRA x y [c]) yes no) -(GE (CMPconst [0] l:(ANDshiftLLreg x y z)) yes no) && l.Uses==1 -> (GE (TSTshiftLLreg x y z) yes no) -(GE (CMPconst [0] l:(ANDshiftRLreg x y z)) yes no) && l.Uses==1 -> (GE (TSTshiftRLreg x y z) yes no) -(GE (CMPconst [0] l:(ANDshiftRAreg x y z)) yes no) && l.Uses==1 -> (GE (TSTshiftRAreg x y z) yes no) -(GT (CMPconst [0] l:(XOR x y)) yes no) && l.Uses==1 -> (GT (TEQ x y) yes no) -(GT (CMPconst [0] l:(XORconst [c] x)) yes no) && l.Uses==1 -> (GT (TEQconst [c] x) yes no) -(GT (CMPconst [0] l:(XORshiftLL x y [c])) yes no) && l.Uses==1 -> (GT (TEQshiftLL x y [c]) yes no) -(GT (CMPconst [0] l:(XORshiftRL x y [c])) yes no) && l.Uses==1 -> (GT (TEQshiftRL x y [c]) yes no) -(GT (CMPconst [0] l:(XORshiftRA x y [c])) yes no) && l.Uses==1 -> (GT (TEQshiftRA x y [c]) yes no) -(GT (CMPconst [0] l:(XORshiftLLreg x y z)) yes no) && l.Uses==1 -> (GT (TEQshiftLLreg x y z) yes no) -(GT (CMPconst [0] l:(XORshiftRLreg x y z)) yes no) && l.Uses==1 -> (GT (TEQshiftRLreg x y z) yes no) -(GT (CMPconst [0] l:(XORshiftRAreg x y z)) yes no) && l.Uses==1 -> (GT (TEQshiftRAreg x y z) yes no) -(GE (CMPconst [0] l:(XOR x y)) yes no) && l.Uses==1 -> (GE (TEQ x y) yes no) -(GE (CMPconst [0] l:(XORconst [c] x)) yes no) && l.Uses==1 -> (GE (TEQconst [c] x) yes no) -(GE (CMPconst [0] l:(XORshiftLL x y [c])) yes no) && l.Uses==1 -> (GE (TEQshiftLL x y [c]) yes no) -(GE (CMPconst [0] l:(XORshiftRL x y [c])) yes no) && l.Uses==1 -> (GE (TEQshiftRL x y [c]) yes no) -(GE (CMPconst [0] l:(XORshiftRA x y [c])) yes no) && l.Uses==1 -> (GE (TEQshiftRA x y [c]) yes no) -(GE (CMPconst [0] l:(XORshiftLLreg x y z)) yes no) && l.Uses==1 -> (GE (TEQshiftLLreg x y z) yes no) -(GE (CMPconst [0] l:(XORshiftRLreg x y z)) yes no) && l.Uses==1 -> (GE (TEQshiftRLreg x y z) yes no) -(GE (CMPconst [0] l:(XORshiftRAreg x y z)) yes no) && l.Uses==1 -> (GE (TEQshiftRAreg x y z) yes no) +((LT|LE|EQ|NE|GE|GT) (CMP x (RSBconst [0] y))) => ((LT|LE|EQ|NE|GE|GT) (CMN x y)) // sense of carry bit not preserved +((LT|LE|EQ|NE|GE|GT) (CMN x (RSBconst [0] y))) => ((LT|LE|EQ|NE|GE|GT) (CMP x y)) // sense of carry bit not preserved +(EQ (CMPconst [0] l:(SUB x y)) yes no) && l.Uses==1 => (EQ (CMP x y) yes no) +(EQ (CMPconst [0] l:(MULS x y a)) yes no) && l.Uses==1 => (EQ (CMP a (MUL <x.Type> x y)) yes no) +(EQ (CMPconst [0] l:(SUBconst [c] x)) yes no) && l.Uses==1 => (EQ (CMPconst [c] x) yes no) +(EQ (CMPconst [0] l:(SUBshiftLL x y [c])) yes no) && l.Uses==1 => (EQ (CMPshiftLL x y [c]) yes no) +(EQ (CMPconst [0] l:(SUBshiftRL x y [c])) yes no) && l.Uses==1 => (EQ (CMPshiftRL x y [c]) yes no) +(EQ (CMPconst [0] l:(SUBshiftRA x y [c])) yes no) && l.Uses==1 => (EQ (CMPshiftRA x y [c]) yes no) +(EQ (CMPconst [0] l:(SUBshiftLLreg x y z)) yes no) && l.Uses==1 => (EQ (CMPshiftLLreg x y z) yes no) +(EQ (CMPconst [0] l:(SUBshiftRLreg x y z)) yes no) && l.Uses==1 => (EQ (CMPshiftRLreg x y z) yes no) +(EQ (CMPconst [0] l:(SUBshiftRAreg x y z)) yes no) && l.Uses==1 => (EQ (CMPshiftRAreg x y z) yes no) +(NE (CMPconst [0] l:(SUB x y)) yes no) && l.Uses==1 => (NE (CMP x y) yes no) +(NE (CMPconst [0] l:(MULS x y a)) yes no) && l.Uses==1 => (NE (CMP a (MUL <x.Type> x y)) yes no) +(NE (CMPconst [0] l:(SUBconst [c] x)) yes no) && l.Uses==1 => (NE (CMPconst [c] x) yes no) +(NE (CMPconst [0] l:(SUBshiftLL x y [c])) yes no) && l.Uses==1 => (NE (CMPshiftLL x y [c]) yes no) +(NE (CMPconst [0] l:(SUBshiftRL x y [c])) yes no) && l.Uses==1 => (NE (CMPshiftRL x y [c]) yes no) +(NE (CMPconst [0] l:(SUBshiftRA x y [c])) yes no) && l.Uses==1 => (NE (CMPshiftRA x y [c]) yes no) +(NE (CMPconst [0] l:(SUBshiftLLreg x y z)) yes no) && l.Uses==1 => (NE (CMPshiftLLreg x y z) yes no) +(NE (CMPconst [0] l:(SUBshiftRLreg x y z)) yes no) && l.Uses==1 => (NE (CMPshiftRLreg x y z) yes no) +(NE (CMPconst [0] l:(SUBshiftRAreg x y z)) yes no) && l.Uses==1 => (NE (CMPshiftRAreg x y z) yes no) +(EQ (CMPconst [0] l:(ADD x y)) yes no) && l.Uses==1 => (EQ (CMN x y) yes no) +(EQ (CMPconst [0] l:(MULA x y a)) yes no) && l.Uses==1 => (EQ (CMN a (MUL <x.Type> x y)) yes no) +(EQ (CMPconst [0] l:(ADDconst [c] x)) yes no) && l.Uses==1 => (EQ (CMNconst [c] x) yes no) +(EQ (CMPconst [0] l:(ADDshiftLL x y [c])) yes no) && l.Uses==1 => (EQ (CMNshiftLL x y [c]) yes no) +(EQ (CMPconst [0] l:(ADDshiftRL x y [c])) yes no) && l.Uses==1 => (EQ (CMNshiftRL x y [c]) yes no) +(EQ (CMPconst [0] l:(ADDshiftRA x y [c])) yes no) && l.Uses==1 => (EQ (CMNshiftRA x y [c]) yes no) +(EQ (CMPconst [0] l:(ADDshiftLLreg x y z)) yes no) && l.Uses==1 => (EQ (CMNshiftLLreg x y z) yes no) +(EQ (CMPconst [0] l:(ADDshiftRLreg x y z)) yes no) && l.Uses==1 => (EQ (CMNshiftRLreg x y z) yes no) +(EQ (CMPconst [0] l:(ADDshiftRAreg x y z)) yes no) && l.Uses==1 => (EQ (CMNshiftRAreg x y z) yes no) +(NE (CMPconst [0] l:(ADD x y)) yes no) && l.Uses==1 => (NE (CMN x y) yes no) +(NE (CMPconst [0] l:(MULA x y a)) yes no) && l.Uses==1 => (NE (CMN a (MUL <x.Type> x y)) yes no) +(NE (CMPconst [0] l:(ADDconst [c] x)) yes no) && l.Uses==1 => (NE (CMNconst [c] x) yes no) +(NE (CMPconst [0] l:(ADDshiftLL x y [c])) yes no) && l.Uses==1 => (NE (CMNshiftLL x y [c]) yes no) +(NE (CMPconst [0] l:(ADDshiftRL x y [c])) yes no) && l.Uses==1 => (NE (CMNshiftRL x y [c]) yes no) +(NE (CMPconst [0] l:(ADDshiftRA x y [c])) yes no) && l.Uses==1 => (NE (CMNshiftRA x y [c]) yes no) +(NE (CMPconst [0] l:(ADDshiftLLreg x y z)) yes no) && l.Uses==1 => (NE (CMNshiftLLreg x y z) yes no) +(NE (CMPconst [0] l:(ADDshiftRLreg x y z)) yes no) && l.Uses==1 => (NE (CMNshiftRLreg x y z) yes no) +(NE (CMPconst [0] l:(ADDshiftRAreg x y z)) yes no) && l.Uses==1 => (NE (CMNshiftRAreg x y z) yes no) +(EQ (CMPconst [0] l:(AND x y)) yes no) && l.Uses==1 => (EQ (TST x y) yes no) +(EQ (CMPconst [0] l:(ANDconst [c] x)) yes no) && l.Uses==1 => (EQ (TSTconst [c] x) yes no) +(EQ (CMPconst [0] l:(ANDshiftLL x y [c])) yes no) && l.Uses==1 => (EQ (TSTshiftLL x y [c]) yes no) +(EQ (CMPconst [0] l:(ANDshiftRL x y [c])) yes no) && l.Uses==1 => (EQ (TSTshiftRL x y [c]) yes no) +(EQ (CMPconst [0] l:(ANDshiftRA x y [c])) yes no) && l.Uses==1 => (EQ (TSTshiftRA x y [c]) yes no) +(EQ (CMPconst [0] l:(ANDshiftLLreg x y z)) yes no) && l.Uses==1 => (EQ (TSTshiftLLreg x y z) yes no) +(EQ (CMPconst [0] l:(ANDshiftRLreg x y z)) yes no) && l.Uses==1 => (EQ (TSTshiftRLreg x y z) yes no) +(EQ (CMPconst [0] l:(ANDshiftRAreg x y z)) yes no) && l.Uses==1 => (EQ (TSTshiftRAreg x y z) yes no) +(NE (CMPconst [0] l:(AND x y)) yes no) && l.Uses==1 => (NE (TST x y) yes no) +(NE (CMPconst [0] l:(ANDconst [c] x)) yes no) && l.Uses==1 => (NE (TSTconst [c] x) yes no) +(NE (CMPconst [0] l:(ANDshiftLL x y [c])) yes no) && l.Uses==1 => (NE (TSTshiftLL x y [c]) yes no) +(NE (CMPconst [0] l:(ANDshiftRL x y [c])) yes no) && l.Uses==1 => (NE (TSTshiftRL x y [c]) yes no) +(NE (CMPconst [0] l:(ANDshiftRA x y [c])) yes no) && l.Uses==1 => (NE (TSTshiftRA x y [c]) yes no) +(NE (CMPconst [0] l:(ANDshiftLLreg x y z)) yes no) && l.Uses==1 => (NE (TSTshiftLLreg x y z) yes no) +(NE (CMPconst [0] l:(ANDshiftRLreg x y z)) yes no) && l.Uses==1 => (NE (TSTshiftRLreg x y z) yes no) +(NE (CMPconst [0] l:(ANDshiftRAreg x y z)) yes no) && l.Uses==1 => (NE (TSTshiftRAreg x y z) yes no) +(EQ (CMPconst [0] l:(XOR x y)) yes no) && l.Uses==1 => (EQ (TEQ x y) yes no) +(EQ (CMPconst [0] l:(XORconst [c] x)) yes no) && l.Uses==1 => (EQ (TEQconst [c] x) yes no) +(EQ (CMPconst [0] l:(XORshiftLL x y [c])) yes no) && l.Uses==1 => (EQ (TEQshiftLL x y [c]) yes no) +(EQ (CMPconst [0] l:(XORshiftRL x y [c])) yes no) && l.Uses==1 => (EQ (TEQshiftRL x y [c]) yes no) +(EQ (CMPconst [0] l:(XORshiftRA x y [c])) yes no) && l.Uses==1 => (EQ (TEQshiftRA x y [c]) yes no) +(EQ (CMPconst [0] l:(XORshiftLLreg x y z)) yes no) && l.Uses==1 => (EQ (TEQshiftLLreg x y z) yes no) +(EQ (CMPconst [0] l:(XORshiftRLreg x y z)) yes no) && l.Uses==1 => (EQ (TEQshiftRLreg x y z) yes no) +(EQ (CMPconst [0] l:(XORshiftRAreg x y z)) yes no) && l.Uses==1 => (EQ (TEQshiftRAreg x y z) yes no) +(NE (CMPconst [0] l:(XOR x y)) yes no) && l.Uses==1 => (NE (TEQ x y) yes no) +(NE (CMPconst [0] l:(XORconst [c] x)) yes no) && l.Uses==1 => (NE (TEQconst [c] x) yes no) +(NE (CMPconst [0] l:(XORshiftLL x y [c])) yes no) && l.Uses==1 => (NE (TEQshiftLL x y [c]) yes no) +(NE (CMPconst [0] l:(XORshiftRL x y [c])) yes no) && l.Uses==1 => (NE (TEQshiftRL x y [c]) yes no) +(NE (CMPconst [0] l:(XORshiftRA x y [c])) yes no) && l.Uses==1 => (NE (TEQshiftRA x y [c]) yes no) +(NE (CMPconst [0] l:(XORshiftLLreg x y z)) yes no) && l.Uses==1 => (NE (TEQshiftLLreg x y z) yes no) +(NE (CMPconst [0] l:(XORshiftRLreg x y z)) yes no) && l.Uses==1 => (NE (TEQshiftRLreg x y z) yes no) +(NE (CMPconst [0] l:(XORshiftRAreg x y z)) yes no) && l.Uses==1 => (NE (TEQshiftRAreg x y z) yes no) +(LT (CMPconst [0] l:(SUB x y)) yes no) && l.Uses==1 => (LTnoov (CMP x y) yes no) +(LT (CMPconst [0] l:(MULS x y a)) yes no) && l.Uses==1 => (LTnoov (CMP a (MUL <x.Type> x y)) yes no) +(LT (CMPconst [0] l:(SUBconst [c] x)) yes no) && l.Uses==1 => (LTnoov (CMPconst [c] x) yes no) +(LT (CMPconst [0] l:(SUBshiftLL x y [c])) yes no) && l.Uses==1 => (LTnoov (CMPshiftLL x y [c]) yes no) +(LT (CMPconst [0] l:(SUBshiftRL x y [c])) yes no) && l.Uses==1 => (LTnoov (CMPshiftRL x y [c]) yes no) +(LT (CMPconst [0] l:(SUBshiftRA x y [c])) yes no) && l.Uses==1 => (LTnoov (CMPshiftRA x y [c]) yes no) +(LT (CMPconst [0] l:(SUBshiftLLreg x y z)) yes no) && l.Uses==1 => (LTnoov (CMPshiftLLreg x y z) yes no) +(LT (CMPconst [0] l:(SUBshiftRLreg x y z)) yes no) && l.Uses==1 => (LTnoov (CMPshiftRLreg x y z) yes no) +(LT (CMPconst [0] l:(SUBshiftRAreg x y z)) yes no) && l.Uses==1 => (LTnoov (CMPshiftRAreg x y z) yes no) +(LE (CMPconst [0] l:(SUB x y)) yes no) && l.Uses==1 => (LEnoov (CMP x y) yes no) +(LE (CMPconst [0] l:(MULS x y a)) yes no) && l.Uses==1 => (LEnoov (CMP a (MUL <x.Type> x y)) yes no) +(LE (CMPconst [0] l:(SUBconst [c] x)) yes no) && l.Uses==1 => (LEnoov (CMPconst [c] x) yes no) +(LE (CMPconst [0] l:(SUBshiftLL x y [c])) yes no) && l.Uses==1 => (LEnoov (CMPshiftLL x y [c]) yes no) +(LE (CMPconst [0] l:(SUBshiftRL x y [c])) yes no) && l.Uses==1 => (LEnoov (CMPshiftRL x y [c]) yes no) +(LE (CMPconst [0] l:(SUBshiftRA x y [c])) yes no) && l.Uses==1 => (LEnoov (CMPshiftRA x y [c]) yes no) +(LE (CMPconst [0] l:(SUBshiftLLreg x y z)) yes no) && l.Uses==1 => (LEnoov (CMPshiftLLreg x y z) yes no) +(LE (CMPconst [0] l:(SUBshiftRLreg x y z)) yes no) && l.Uses==1 => (LEnoov (CMPshiftRLreg x y z) yes no) +(LE (CMPconst [0] l:(SUBshiftRAreg x y z)) yes no) && l.Uses==1 => (LEnoov (CMPshiftRAreg x y z) yes no) +(LT (CMPconst [0] l:(ADD x y)) yes no) && l.Uses==1 => (LTnoov (CMN x y) yes no) +(LT (CMPconst [0] l:(MULA x y a)) yes no) && l.Uses==1 => (LTnoov (CMN a (MUL <x.Type> x y)) yes no) +(LT (CMPconst [0] l:(ADDconst [c] x)) yes no) && l.Uses==1 => (LTnoov (CMNconst [c] x) yes no) +(LT (CMPconst [0] l:(ADDshiftLL x y [c])) yes no) && l.Uses==1 => (LTnoov (CMNshiftLL x y [c]) yes no) +(LT (CMPconst [0] l:(ADDshiftRL x y [c])) yes no) && l.Uses==1 => (LTnoov (CMNshiftRL x y [c]) yes no) +(LT (CMPconst [0] l:(ADDshiftRA x y [c])) yes no) && l.Uses==1 => (LTnoov (CMNshiftRA x y [c]) yes no) +(LT (CMPconst [0] l:(ADDshiftLLreg x y z)) yes no) && l.Uses==1 => (LTnoov (CMNshiftLLreg x y z) yes no) +(LT (CMPconst [0] l:(ADDshiftRLreg x y z)) yes no) && l.Uses==1 => (LTnoov (CMNshiftRLreg x y z) yes no) +(LT (CMPconst [0] l:(ADDshiftRAreg x y z)) yes no) && l.Uses==1 => (LTnoov (CMNshiftRAreg x y z) yes no) +(LE (CMPconst [0] l:(ADD x y)) yes no) && l.Uses==1 => (LEnoov (CMN x y) yes no) +(LE (CMPconst [0] l:(MULA x y a)) yes no) && l.Uses==1 => (LEnoov (CMN a (MUL <x.Type> x y)) yes no) +(LE (CMPconst [0] l:(ADDconst [c] x)) yes no) && l.Uses==1 => (LEnoov (CMNconst [c] x) yes no) +(LE (CMPconst [0] l:(ADDshiftLL x y [c])) yes no) && l.Uses==1 => (LEnoov (CMNshiftLL x y [c]) yes no) +(LE (CMPconst [0] l:(ADDshiftRL x y [c])) yes no) && l.Uses==1 => (LEnoov (CMNshiftRL x y [c]) yes no) +(LE (CMPconst [0] l:(ADDshiftRA x y [c])) yes no) && l.Uses==1 => (LEnoov (CMNshiftRA x y [c]) yes no) +(LE (CMPconst [0] l:(ADDshiftLLreg x y z)) yes no) && l.Uses==1 => (LEnoov (CMNshiftLLreg x y z) yes no) +(LE (CMPconst [0] l:(ADDshiftRLreg x y z)) yes no) && l.Uses==1 => (LEnoov (CMNshiftRLreg x y z) yes no) +(LE (CMPconst [0] l:(ADDshiftRAreg x y z)) yes no) && l.Uses==1 => (LEnoov (CMNshiftRAreg x y z) yes no) +(LT (CMPconst [0] l:(AND x y)) yes no) && l.Uses==1 => (LTnoov (TST x y) yes no) +(LT (CMPconst [0] l:(ANDconst [c] x)) yes no) && l.Uses==1 => (LTnoov (TSTconst [c] x) yes no) +(LT (CMPconst [0] l:(ANDshiftLL x y [c])) yes no) && l.Uses==1 => (LTnoov (TSTshiftLL x y [c]) yes no) +(LT (CMPconst [0] l:(ANDshiftRL x y [c])) yes no) && l.Uses==1 => (LTnoov (TSTshiftRL x y [c]) yes no) +(LT (CMPconst [0] l:(ANDshiftRA x y [c])) yes no) && l.Uses==1 => (LTnoov (TSTshiftRA x y [c]) yes no) +(LT (CMPconst [0] l:(ANDshiftLLreg x y z)) yes no) && l.Uses==1 => (LTnoov (TSTshiftLLreg x y z) yes no) +(LT (CMPconst [0] l:(ANDshiftRLreg x y z)) yes no) && l.Uses==1 => (LTnoov (TSTshiftRLreg x y z) yes no) +(LT (CMPconst [0] l:(ANDshiftRAreg x y z)) yes no) && l.Uses==1 => (LTnoov (TSTshiftRAreg x y z) yes no) +(LE (CMPconst [0] l:(AND x y)) yes no) && l.Uses==1 => (LEnoov (TST x y) yes no) +(LE (CMPconst [0] l:(ANDconst [c] x)) yes no) && l.Uses==1 => (LEnoov (TSTconst [c] x) yes no) +(LE (CMPconst [0] l:(ANDshiftLL x y [c])) yes no) && l.Uses==1 => (LEnoov (TSTshiftLL x y [c]) yes no) +(LE (CMPconst [0] l:(ANDshiftRL x y [c])) yes no) && l.Uses==1 => (LEnoov (TSTshiftRL x y [c]) yes no) +(LE (CMPconst [0] l:(ANDshiftRA x y [c])) yes no) && l.Uses==1 => (LEnoov (TSTshiftRA x y [c]) yes no) +(LE (CMPconst [0] l:(ANDshiftLLreg x y z)) yes no) && l.Uses==1 => (LEnoov (TSTshiftLLreg x y z) yes no) +(LE (CMPconst [0] l:(ANDshiftRLreg x y z)) yes no) && l.Uses==1 => (LEnoov (TSTshiftRLreg x y z) yes no) +(LE (CMPconst [0] l:(ANDshiftRAreg x y z)) yes no) && l.Uses==1 => (LEnoov (TSTshiftRAreg x y z) yes no) +(LT (CMPconst [0] l:(XOR x y)) yes no) && l.Uses==1 => (LTnoov (TEQ x y) yes no) +(LT (CMPconst [0] l:(XORconst [c] x)) yes no) && l.Uses==1 => (LTnoov (TEQconst [c] x) yes no) +(LT (CMPconst [0] l:(XORshiftLL x y [c])) yes no) && l.Uses==1 => (LTnoov (TEQshiftLL x y [c]) yes no) +(LT (CMPconst [0] l:(XORshiftRL x y [c])) yes no) && l.Uses==1 => (LTnoov (TEQshiftRL x y [c]) yes no) +(LT (CMPconst [0] l:(XORshiftRA x y [c])) yes no) && l.Uses==1 => (LTnoov (TEQshiftRA x y [c]) yes no) +(LT (CMPconst [0] l:(XORshiftLLreg x y z)) yes no) && l.Uses==1 => (LTnoov (TEQshiftLLreg x y z) yes no) +(LT (CMPconst [0] l:(XORshiftRLreg x y z)) yes no) && l.Uses==1 => (LTnoov (TEQshiftRLreg x y z) yes no) +(LT (CMPconst [0] l:(XORshiftRAreg x y z)) yes no) && l.Uses==1 => (LTnoov (TEQshiftRAreg x y z) yes no) +(LE (CMPconst [0] l:(XOR x y)) yes no) && l.Uses==1 => (LEnoov (TEQ x y) yes no) +(LE (CMPconst [0] l:(XORconst [c] x)) yes no) && l.Uses==1 => (LEnoov (TEQconst [c] x) yes no) +(LE (CMPconst [0] l:(XORshiftLL x y [c])) yes no) && l.Uses==1 => (LEnoov (TEQshiftLL x y [c]) yes no) +(LE (CMPconst [0] l:(XORshiftRL x y [c])) yes no) && l.Uses==1 => (LEnoov (TEQshiftRL x y [c]) yes no) +(LE (CMPconst [0] l:(XORshiftRA x y [c])) yes no) && l.Uses==1 => (LEnoov (TEQshiftRA x y [c]) yes no) +(LE (CMPconst [0] l:(XORshiftLLreg x y z)) yes no) && l.Uses==1 => (LEnoov (TEQshiftLLreg x y z) yes no) +(LE (CMPconst [0] l:(XORshiftRLreg x y z)) yes no) && l.Uses==1 => (LEnoov (TEQshiftRLreg x y z) yes no) +(LE (CMPconst [0] l:(XORshiftRAreg x y z)) yes no) && l.Uses==1 => (LEnoov (TEQshiftRAreg x y z) yes no) +(GT (CMPconst [0] l:(SUB x y)) yes no) && l.Uses==1 => (GTnoov (CMP x y) yes no) +(GT (CMPconst [0] l:(MULS x y a)) yes no) && l.Uses==1 => (GTnoov (CMP a (MUL <x.Type> x y)) yes no) +(GT (CMPconst [0] l:(SUBconst [c] x)) yes no) && l.Uses==1 => (GTnoov (CMPconst [c] x) yes no) +(GT (CMPconst [0] l:(SUBshiftLL x y [c])) yes no) && l.Uses==1 => (GTnoov (CMPshiftLL x y [c]) yes no) +(GT (CMPconst [0] l:(SUBshiftRL x y [c])) yes no) && l.Uses==1 => (GTnoov (CMPshiftRL x y [c]) yes no) +(GT (CMPconst [0] l:(SUBshiftRA x y [c])) yes no) && l.Uses==1 => (GTnoov (CMPshiftRA x y [c]) yes no) +(GT (CMPconst [0] l:(SUBshiftLLreg x y z)) yes no) && l.Uses==1 => (GTnoov (CMPshiftLLreg x y z) yes no) +(GT (CMPconst [0] l:(SUBshiftRLreg x y z)) yes no) && l.Uses==1 => (GTnoov (CMPshiftRLreg x y z) yes no) +(GT (CMPconst [0] l:(SUBshiftRAreg x y z)) yes no) && l.Uses==1 => (GTnoov (CMPshiftRAreg x y z) yes no) +(GE (CMPconst [0] l:(SUB x y)) yes no) && l.Uses==1 => (GEnoov (CMP x y) yes no) +(GE (CMPconst [0] l:(MULS x y a)) yes no) && l.Uses==1 => (GEnoov (CMP a (MUL <x.Type> x y)) yes no) +(GE (CMPconst [0] l:(SUBconst [c] x)) yes no) && l.Uses==1 => (GEnoov (CMPconst [c] x) yes no) +(GE (CMPconst [0] l:(SUBshiftLL x y [c])) yes no) && l.Uses==1 => (GEnoov (CMPshiftLL x y [c]) yes no) +(GE (CMPconst [0] l:(SUBshiftRL x y [c])) yes no) && l.Uses==1 => (GEnoov (CMPshiftRL x y [c]) yes no) +(GE (CMPconst [0] l:(SUBshiftRA x y [c])) yes no) && l.Uses==1 => (GEnoov (CMPshiftRA x y [c]) yes no) +(GE (CMPconst [0] l:(SUBshiftLLreg x y z)) yes no) && l.Uses==1 => (GEnoov (CMPshiftLLreg x y z) yes no) +(GE (CMPconst [0] l:(SUBshiftRLreg x y z)) yes no) && l.Uses==1 => (GEnoov (CMPshiftRLreg x y z) yes no) +(GE (CMPconst [0] l:(SUBshiftRAreg x y z)) yes no) && l.Uses==1 => (GEnoov (CMPshiftRAreg x y z) yes no) +(GT (CMPconst [0] l:(ADD x y)) yes no) && l.Uses==1 => (GTnoov (CMN x y) yes no) +(GT (CMPconst [0] l:(ADDconst [c] x)) yes no) && l.Uses==1 => (GTnoov (CMNconst [c] x) yes no) +(GT (CMPconst [0] l:(ADDshiftLL x y [c])) yes no) && l.Uses==1 => (GTnoov (CMNshiftLL x y [c]) yes no) +(GT (CMPconst [0] l:(ADDshiftRL x y [c])) yes no) && l.Uses==1 => (GTnoov (CMNshiftRL x y [c]) yes no) +(GT (CMPconst [0] l:(ADDshiftRA x y [c])) yes no) && l.Uses==1 => (GTnoov (CMNshiftRA x y [c]) yes no) +(GT (CMPconst [0] l:(ADDshiftLLreg x y z)) yes no) && l.Uses==1 => (GTnoov (CMNshiftLLreg x y z) yes no) +(GT (CMPconst [0] l:(ADDshiftRLreg x y z)) yes no) && l.Uses==1 => (GTnoov (CMNshiftRLreg x y z) yes no) +(GT (CMPconst [0] l:(ADDshiftRAreg x y z)) yes no) && l.Uses==1 => (GTnoov (CMNshiftRAreg x y z) yes no) +(GE (CMPconst [0] l:(ADD x y)) yes no) && l.Uses==1 => (GEnoov (CMN x y) yes no) +(GE (CMPconst [0] l:(MULA x y a)) yes no) && l.Uses==1 => (GEnoov (CMN a (MUL <x.Type> x y)) yes no) +(GE (CMPconst [0] l:(ADDconst [c] x)) yes no) && l.Uses==1 => (GEnoov (CMNconst [c] x) yes no) +(GE (CMPconst [0] l:(ADDshiftLL x y [c])) yes no) && l.Uses==1 => (GEnoov (CMNshiftLL x y [c]) yes no) +(GE (CMPconst [0] l:(ADDshiftRL x y [c])) yes no) && l.Uses==1 => (GEnoov (CMNshiftRL x y [c]) yes no) +(GE (CMPconst [0] l:(ADDshiftRA x y [c])) yes no) && l.Uses==1 => (GEnoov (CMNshiftRA x y [c]) yes no) +(GE (CMPconst [0] l:(ADDshiftLLreg x y z)) yes no) && l.Uses==1 => (GEnoov (CMNshiftLLreg x y z) yes no) +(GE (CMPconst [0] l:(ADDshiftRLreg x y z)) yes no) && l.Uses==1 => (GEnoov (CMNshiftRLreg x y z) yes no) +(GE (CMPconst [0] l:(ADDshiftRAreg x y z)) yes no) && l.Uses==1 => (GEnoov (CMNshiftRAreg x y z) yes no) +(GT (CMPconst [0] l:(MULA x y a)) yes no) && l.Uses==1 => (GTnoov (CMN a (MUL <x.Type> x y)) yes no) +(GT (CMPconst [0] l:(AND x y)) yes no) && l.Uses==1 => (GTnoov (TST x y) yes no) +(GT (CMPconst [0] l:(ANDconst [c] x)) yes no) && l.Uses==1 => (GTnoov (TSTconst [c] x) yes no) +(GT (CMPconst [0] l:(ANDshiftLL x y [c])) yes no) && l.Uses==1 => (GTnoov (TSTshiftLL x y [c]) yes no) +(GT (CMPconst [0] l:(ANDshiftRL x y [c])) yes no) && l.Uses==1 => (GTnoov (TSTshiftRL x y [c]) yes no) +(GT (CMPconst [0] l:(ANDshiftRA x y [c])) yes no) && l.Uses==1 => (GTnoov (TSTshiftRA x y [c]) yes no) +(GT (CMPconst [0] l:(ANDshiftLLreg x y z)) yes no) && l.Uses==1 => (GTnoov (TSTshiftLLreg x y z) yes no) +(GT (CMPconst [0] l:(ANDshiftRLreg x y z)) yes no) && l.Uses==1 => (GTnoov (TSTshiftRLreg x y z) yes no) +(GT (CMPconst [0] l:(ANDshiftRAreg x y z)) yes no) && l.Uses==1 => (GTnoov (TSTshiftRAreg x y z) yes no) +(GE (CMPconst [0] l:(AND x y)) yes no) && l.Uses==1 => (GEnoov (TST x y) yes no) +(GE (CMPconst [0] l:(ANDconst [c] x)) yes no) && l.Uses==1 => (GEnoov (TSTconst [c] x) yes no) +(GE (CMPconst [0] l:(ANDshiftLL x y [c])) yes no) && l.Uses==1 => (GEnoov (TSTshiftLL x y [c]) yes no) +(GE (CMPconst [0] l:(ANDshiftRL x y [c])) yes no) && l.Uses==1 => (GEnoov (TSTshiftRL x y [c]) yes no) +(GE (CMPconst [0] l:(ANDshiftRA x y [c])) yes no) && l.Uses==1 => (GEnoov (TSTshiftRA x y [c]) yes no) +(GE (CMPconst [0] l:(ANDshiftLLreg x y z)) yes no) && l.Uses==1 => (GEnoov (TSTshiftLLreg x y z) yes no) +(GE (CMPconst [0] l:(ANDshiftRLreg x y z)) yes no) && l.Uses==1 => (GEnoov (TSTshiftRLreg x y z) yes no) +(GE (CMPconst [0] l:(ANDshiftRAreg x y z)) yes no) && l.Uses==1 => (GEnoov (TSTshiftRAreg x y z) yes no) +(GT (CMPconst [0] l:(XOR x y)) yes no) && l.Uses==1 => (GTnoov (TEQ x y) yes no) +(GT (CMPconst [0] l:(XORconst [c] x)) yes no) && l.Uses==1 => (GTnoov (TEQconst [c] x) yes no) +(GT (CMPconst [0] l:(XORshiftLL x y [c])) yes no) && l.Uses==1 => (GTnoov (TEQshiftLL x y [c]) yes no) +(GT (CMPconst [0] l:(XORshiftRL x y [c])) yes no) && l.Uses==1 => (GTnoov (TEQshiftRL x y [c]) yes no) +(GT (CMPconst [0] l:(XORshiftRA x y [c])) yes no) && l.Uses==1 => (GTnoov (TEQshiftRA x y [c]) yes no) +(GT (CMPconst [0] l:(XORshiftLLreg x y z)) yes no) && l.Uses==1 => (GTnoov (TEQshiftLLreg x y z) yes no) +(GT (CMPconst [0] l:(XORshiftRLreg x y z)) yes no) && l.Uses==1 => (GTnoov (TEQshiftRLreg x y z) yes no) +(GT (CMPconst [0] l:(XORshiftRAreg x y z)) yes no) && l.Uses==1 => (GTnoov (TEQshiftRAreg x y z) yes no) +(GE (CMPconst [0] l:(XOR x y)) yes no) && l.Uses==1 => (GEnoov (TEQ x y) yes no) +(GE (CMPconst [0] l:(XORconst [c] x)) yes no) && l.Uses==1 => (GEnoov (TEQconst [c] x) yes no) +(GE (CMPconst [0] l:(XORshiftLL x y [c])) yes no) && l.Uses==1 => (GEnoov (TEQshiftLL x y [c]) yes no) +(GE (CMPconst [0] l:(XORshiftRL x y [c])) yes no) && l.Uses==1 => (GEnoov (TEQshiftRL x y [c]) yes no) +(GE (CMPconst [0] l:(XORshiftRA x y [c])) yes no) && l.Uses==1 => (GEnoov (TEQshiftRA x y [c]) yes no) +(GE (CMPconst [0] l:(XORshiftLLreg x y z)) yes no) && l.Uses==1 => (GEnoov (TEQshiftLLreg x y z) yes no) +(GE (CMPconst [0] l:(XORshiftRLreg x y z)) yes no) && l.Uses==1 => (GEnoov (TEQshiftRLreg x y z) yes no) +(GE (CMPconst [0] l:(XORshiftRAreg x y z)) yes no) && l.Uses==1 => (GEnoov (TEQshiftRAreg x y z) yes no) -(MOVBUload [off] {sym} (SB) _) && symIsRO(sym) -> (MOVWconst [int64(read8(sym, off))]) -(MOVHUload [off] {sym} (SB) _) && symIsRO(sym) -> (MOVWconst [int64(read16(sym, off, config.ctxt.Arch.ByteOrder))]) -(MOVWload [off] {sym} (SB) _) && symIsRO(sym) -> (MOVWconst [int64(int32(read32(sym, off, config.ctxt.Arch.ByteOrder)))]) +(MOVBUload [off] {sym} (SB) _) && symIsRO(sym) => (MOVWconst [int32(read8(sym, int64(off)))]) +(MOVHUload [off] {sym} (SB) _) && symIsRO(sym) => (MOVWconst [int32(read16(sym, int64(off), config.ctxt.Arch.ByteOrder))]) +(MOVWload [off] {sym} (SB) _) && symIsRO(sym) => (MOVWconst [int32(read32(sym, int64(off), config.ctxt.Arch.ByteOrder))]) |