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cmd/compile: more amd64 typed rules
Passes gotip build -toolexec 'toolstash -cmp' -a std Change-Id: I2621f9ab48199204cf6116941b19b6df4170d0e5 Reviewed-on: https://go-review.googlesource.com/c/go/+/256497 Trust: Alberto Donizetti <alb.donizetti@gmail.com> Run-TryBot: Alberto Donizetti <alb.donizetti@gmail.com> TryBot-Result: Go Bot <gobot@golang.org> Reviewed-by: Keith Randall <khr@golang.org>
This commit is contained in:
Alberto Donizetti
parent
7d3fd4f3c4
commit
66fbb80b72
@ -1224,59 +1224,58 @@
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(LEAQ [off+int32(scale)*8] {sym} x)
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// Absorb InvertFlags into branches.
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(LT (InvertFlags cmp) yes no) -> (GT cmp yes no)
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(GT (InvertFlags cmp) yes no) -> (LT cmp yes no)
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(LE (InvertFlags cmp) yes no) -> (GE cmp yes no)
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(GE (InvertFlags cmp) yes no) -> (LE cmp yes no)
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(ULT (InvertFlags cmp) yes no) -> (UGT cmp yes no)
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(UGT (InvertFlags cmp) yes no) -> (ULT cmp yes no)
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(ULE (InvertFlags cmp) yes no) -> (UGE cmp yes no)
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(UGE (InvertFlags cmp) yes no) -> (ULE cmp yes no)
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(EQ (InvertFlags cmp) yes no) -> (EQ cmp yes no)
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(NE (InvertFlags cmp) yes no) -> (NE cmp yes no)
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(LT (InvertFlags cmp) yes no) => (GT cmp yes no)
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(GT (InvertFlags cmp) yes no) => (LT cmp yes no)
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(LE (InvertFlags cmp) yes no) => (GE cmp yes no)
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(GE (InvertFlags cmp) yes no) => (LE cmp yes no)
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(ULT (InvertFlags cmp) yes no) => (UGT cmp yes no)
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(UGT (InvertFlags cmp) yes no) => (ULT cmp yes no)
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(ULE (InvertFlags cmp) yes no) => (UGE cmp yes no)
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(UGE (InvertFlags cmp) yes no) => (ULE cmp yes no)
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(EQ (InvertFlags cmp) yes no) => (EQ cmp yes no)
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(NE (InvertFlags cmp) yes no) => (NE cmp yes no)
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// Constant comparisons.
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(CMPQconst (MOVQconst [x]) [y]) && x==y -> (FlagEQ)
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(CMPQconst (MOVQconst [x]) [y]) && x<y && uint64(x)<uint64(y) -> (FlagLT_ULT)
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(CMPQconst (MOVQconst [x]) [y]) && x<y && uint64(x)>uint64(y) -> (FlagLT_UGT)
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(CMPQconst (MOVQconst [x]) [y]) && x>y && uint64(x)<uint64(y) -> (FlagGT_ULT)
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(CMPQconst (MOVQconst [x]) [y]) && x>y && uint64(x)>uint64(y) -> (FlagGT_UGT)
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(CMPLconst (MOVLconst [x]) [y]) && int32(x)==int32(y) -> (FlagEQ)
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(CMPLconst (MOVLconst [x]) [y]) && int32(x)<int32(y) && uint32(x)<uint32(y) -> (FlagLT_ULT)
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(CMPLconst (MOVLconst [x]) [y]) && int32(x)<int32(y) && uint32(x)>uint32(y) -> (FlagLT_UGT)
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(CMPLconst (MOVLconst [x]) [y]) && int32(x)>int32(y) && uint32(x)<uint32(y) -> (FlagGT_ULT)
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(CMPLconst (MOVLconst [x]) [y]) && int32(x)>int32(y) && uint32(x)>uint32(y) -> (FlagGT_UGT)
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(CMPWconst (MOVLconst [x]) [y]) && int16(x)==int16(y) -> (FlagEQ)
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(CMPWconst (MOVLconst [x]) [y]) && int16(x)<int16(y) && uint16(x)<uint16(y) -> (FlagLT_ULT)
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(CMPWconst (MOVLconst [x]) [y]) && int16(x)<int16(y) && uint16(x)>uint16(y) -> (FlagLT_UGT)
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(CMPWconst (MOVLconst [x]) [y]) && int16(x)>int16(y) && uint16(x)<uint16(y) -> (FlagGT_ULT)
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(CMPWconst (MOVLconst [x]) [y]) && int16(x)>int16(y) && uint16(x)>uint16(y) -> (FlagGT_UGT)
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(CMPBconst (MOVLconst [x]) [y]) && int8(x)==int8(y) -> (FlagEQ)
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(CMPBconst (MOVLconst [x]) [y]) && int8(x)<int8(y) && uint8(x)<uint8(y) -> (FlagLT_ULT)
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(CMPBconst (MOVLconst [x]) [y]) && int8(x)<int8(y) && uint8(x)>uint8(y) -> (FlagLT_UGT)
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(CMPBconst (MOVLconst [x]) [y]) && int8(x)>int8(y) && uint8(x)<uint8(y) -> (FlagGT_ULT)
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(CMPBconst (MOVLconst [x]) [y]) && int8(x)>int8(y) && uint8(x)>uint8(y) -> (FlagGT_UGT)
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(CMPQconst (MOVQconst [x]) [y]) && x==int64(y) => (FlagEQ)
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(CMPQconst (MOVQconst [x]) [y]) && x<int64(y) && uint64(x)<uint64(int64(y)) => (FlagLT_ULT)
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(CMPQconst (MOVQconst [x]) [y]) && x<int64(y) && uint64(x)>uint64(int64(y)) => (FlagLT_UGT)
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(CMPQconst (MOVQconst [x]) [y]) && x>int64(y) && uint64(x)<uint64(int64(y)) => (FlagGT_ULT)
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(CMPQconst (MOVQconst [x]) [y]) && x>int64(y) && uint64(x)>uint64(int64(y)) => (FlagGT_UGT)
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(CMPLconst (MOVLconst [x]) [y]) && x==y => (FlagEQ)
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(CMPLconst (MOVLconst [x]) [y]) && x<y && uint32(x)<uint32(y) => (FlagLT_ULT)
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(CMPLconst (MOVLconst [x]) [y]) && x<y && uint32(x)>uint32(y) => (FlagLT_UGT)
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(CMPLconst (MOVLconst [x]) [y]) && x>y && uint32(x)<uint32(y) => (FlagGT_ULT)
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(CMPLconst (MOVLconst [x]) [y]) && x>y && uint32(x)>uint32(y) => (FlagGT_UGT)
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(CMPWconst (MOVLconst [x]) [y]) && int16(x)==y => (FlagEQ)
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(CMPWconst (MOVLconst [x]) [y]) && int16(x)<y && uint16(x)<uint16(y) => (FlagLT_ULT)
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(CMPWconst (MOVLconst [x]) [y]) && int16(x)<y && uint16(x)>uint16(y) => (FlagLT_UGT)
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(CMPWconst (MOVLconst [x]) [y]) && int16(x)>y && uint16(x)<uint16(y) => (FlagGT_ULT)
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(CMPWconst (MOVLconst [x]) [y]) && int16(x)>y && uint16(x)>uint16(y) => (FlagGT_UGT)
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(CMPBconst (MOVLconst [x]) [y]) && int8(x)==y => (FlagEQ)
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(CMPBconst (MOVLconst [x]) [y]) && int8(x)<y && uint8(x)<uint8(y) => (FlagLT_ULT)
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(CMPBconst (MOVLconst [x]) [y]) && int8(x)<y && uint8(x)>uint8(y) => (FlagLT_UGT)
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(CMPBconst (MOVLconst [x]) [y]) && int8(x)>y && uint8(x)<uint8(y) => (FlagGT_ULT)
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(CMPBconst (MOVLconst [x]) [y]) && int8(x)>y && uint8(x)>uint8(y) => (FlagGT_UGT)
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// CMPQconst requires a 32 bit const, but we can still constant-fold 64 bit consts.
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// In theory this applies to any of the simplifications above,
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// but CMPQ is the only one I've actually seen occur.
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(CMPQ (MOVQconst [x]) (MOVQconst [y])) && x==y -> (FlagEQ)
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(CMPQ (MOVQconst [x]) (MOVQconst [y])) && x<y && uint64(x)<uint64(y) -> (FlagLT_ULT)
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(CMPQ (MOVQconst [x]) (MOVQconst [y])) && x<y && uint64(x)>uint64(y) -> (FlagLT_UGT)
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(CMPQ (MOVQconst [x]) (MOVQconst [y])) && x>y && uint64(x)<uint64(y) -> (FlagGT_ULT)
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(CMPQ (MOVQconst [x]) (MOVQconst [y])) && x>y && uint64(x)>uint64(y) -> (FlagGT_UGT)
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(CMPQ (MOVQconst [x]) (MOVQconst [y])) && x==y => (FlagEQ)
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(CMPQ (MOVQconst [x]) (MOVQconst [y])) && x<y && uint64(x)<uint64(y) => (FlagLT_ULT)
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(CMPQ (MOVQconst [x]) (MOVQconst [y])) && x<y && uint64(x)>uint64(y) => (FlagLT_UGT)
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(CMPQ (MOVQconst [x]) (MOVQconst [y])) && x>y && uint64(x)<uint64(y) => (FlagGT_ULT)
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(CMPQ (MOVQconst [x]) (MOVQconst [y])) && x>y && uint64(x)>uint64(y) => (FlagGT_UGT)
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// Other known comparisons.
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(CMPQconst (MOVBQZX _) [c]) && 0xFF < c -> (FlagLT_ULT)
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(CMPQconst (MOVWQZX _) [c]) && 0xFFFF < c -> (FlagLT_ULT)
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(CMPQconst (MOVLQZX _) [c]) && 0xFFFFFFFF < c -> (FlagLT_ULT)
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(CMPLconst (SHRLconst _ [c]) [n]) && 0 <= n && 0 < c && c <= 32 && (1<<uint64(32-c)) <= uint64(n) -> (FlagLT_ULT)
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(CMPQconst (SHRQconst _ [c]) [n]) && 0 <= n && 0 < c && c <= 64 && (1<<uint64(64-c)) <= uint64(n) -> (FlagLT_ULT)
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(CMPQconst (ANDQconst _ [m]) [n]) && 0 <= m && m < n -> (FlagLT_ULT)
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(CMPQconst (ANDLconst _ [m]) [n]) && 0 <= m && m < n -> (FlagLT_ULT)
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(CMPLconst (ANDLconst _ [m]) [n]) && 0 <= int32(m) && int32(m) < int32(n) -> (FlagLT_ULT)
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(CMPWconst (ANDLconst _ [m]) [n]) && 0 <= int16(m) && int16(m) < int16(n) -> (FlagLT_ULT)
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(CMPBconst (ANDLconst _ [m]) [n]) && 0 <= int8(m) && int8(m) < int8(n) -> (FlagLT_ULT)
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(CMPQconst (MOVBQZX _) [c]) && 0xFF < c => (FlagLT_ULT)
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(CMPQconst (MOVWQZX _) [c]) && 0xFFFF < c => (FlagLT_ULT)
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(CMPLconst (SHRLconst _ [c]) [n]) && 0 <= n && 0 < c && c <= 32 && (1<<uint64(32-c)) <= uint64(n) => (FlagLT_ULT)
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(CMPQconst (SHRQconst _ [c]) [n]) && 0 <= n && 0 < c && c <= 64 && (1<<uint64(64-c)) <= uint64(n) => (FlagLT_ULT)
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(CMPQconst (ANDQconst _ [m]) [n]) && 0 <= m && m < n => (FlagLT_ULT)
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(CMPQconst (ANDLconst _ [m]) [n]) && 0 <= m && m < n => (FlagLT_ULT)
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(CMPLconst (ANDLconst _ [m]) [n]) && 0 <= m && m < n => (FlagLT_ULT)
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(CMPWconst (ANDLconst _ [m]) [n]) && 0 <= m && int16(m) < n => (FlagLT_ULT)
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(CMPBconst (ANDLconst _ [m]) [n]) && 0 <= m && int8(m) < n => (FlagLT_ULT)
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// TESTQ c c sets flags like CMPQ c 0.
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(TEST(Q|L)const [c] (MOV(Q|L)const [c])) && c == 0 -> (FlagEQ)
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@ -6811,90 +6811,90 @@ func rewriteValueAMD64_OpAMD64CMPBconst(v *Value) bool {
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v_0 := v.Args[0]
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b := v.Block
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// match: (CMPBconst (MOVLconst [x]) [y])
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// cond: int8(x)==int8(y)
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// cond: int8(x)==y
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// result: (FlagEQ)
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for {
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y := v.AuxInt
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y := auxIntToInt8(v.AuxInt)
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if v_0.Op != OpAMD64MOVLconst {
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break
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}
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x := v_0.AuxInt
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if !(int8(x) == int8(y)) {
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x := auxIntToInt32(v_0.AuxInt)
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if !(int8(x) == y) {
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break
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}
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v.reset(OpAMD64FlagEQ)
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return true
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}
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// match: (CMPBconst (MOVLconst [x]) [y])
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// cond: int8(x)<int8(y) && uint8(x)<uint8(y)
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// cond: int8(x)<y && uint8(x)<uint8(y)
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// result: (FlagLT_ULT)
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for {
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y := v.AuxInt
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y := auxIntToInt8(v.AuxInt)
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if v_0.Op != OpAMD64MOVLconst {
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break
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}
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x := v_0.AuxInt
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if !(int8(x) < int8(y) && uint8(x) < uint8(y)) {
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x := auxIntToInt32(v_0.AuxInt)
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if !(int8(x) < y && uint8(x) < uint8(y)) {
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break
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}
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v.reset(OpAMD64FlagLT_ULT)
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return true
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}
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// match: (CMPBconst (MOVLconst [x]) [y])
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// cond: int8(x)<int8(y) && uint8(x)>uint8(y)
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// cond: int8(x)<y && uint8(x)>uint8(y)
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// result: (FlagLT_UGT)
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for {
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y := v.AuxInt
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y := auxIntToInt8(v.AuxInt)
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if v_0.Op != OpAMD64MOVLconst {
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break
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}
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x := v_0.AuxInt
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if !(int8(x) < int8(y) && uint8(x) > uint8(y)) {
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x := auxIntToInt32(v_0.AuxInt)
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if !(int8(x) < y && uint8(x) > uint8(y)) {
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break
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}
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v.reset(OpAMD64FlagLT_UGT)
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return true
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}
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// match: (CMPBconst (MOVLconst [x]) [y])
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// cond: int8(x)>int8(y) && uint8(x)<uint8(y)
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// cond: int8(x)>y && uint8(x)<uint8(y)
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// result: (FlagGT_ULT)
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for {
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y := v.AuxInt
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y := auxIntToInt8(v.AuxInt)
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if v_0.Op != OpAMD64MOVLconst {
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break
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}
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x := v_0.AuxInt
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if !(int8(x) > int8(y) && uint8(x) < uint8(y)) {
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x := auxIntToInt32(v_0.AuxInt)
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if !(int8(x) > y && uint8(x) < uint8(y)) {
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break
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}
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v.reset(OpAMD64FlagGT_ULT)
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return true
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}
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// match: (CMPBconst (MOVLconst [x]) [y])
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// cond: int8(x)>int8(y) && uint8(x)>uint8(y)
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// cond: int8(x)>y && uint8(x)>uint8(y)
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// result: (FlagGT_UGT)
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for {
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y := v.AuxInt
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y := auxIntToInt8(v.AuxInt)
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if v_0.Op != OpAMD64MOVLconst {
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break
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}
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x := v_0.AuxInt
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if !(int8(x) > int8(y) && uint8(x) > uint8(y)) {
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x := auxIntToInt32(v_0.AuxInt)
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if !(int8(x) > y && uint8(x) > uint8(y)) {
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break
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}
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v.reset(OpAMD64FlagGT_UGT)
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return true
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}
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// match: (CMPBconst (ANDLconst _ [m]) [n])
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// cond: 0 <= int8(m) && int8(m) < int8(n)
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// cond: 0 <= m && int8(m) < n
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// result: (FlagLT_ULT)
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for {
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n := v.AuxInt
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n := auxIntToInt8(v.AuxInt)
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if v_0.Op != OpAMD64ANDLconst {
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break
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}
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m := v_0.AuxInt
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if !(0 <= int8(m) && int8(m) < int8(n)) {
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m := auxIntToInt32(v_0.AuxInt)
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if !(0 <= m && int8(m) < n) {
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break
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}
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v.reset(OpAMD64FlagLT_ULT)
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@ -7197,75 +7197,75 @@ func rewriteValueAMD64_OpAMD64CMPLconst(v *Value) bool {
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v_0 := v.Args[0]
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b := v.Block
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// match: (CMPLconst (MOVLconst [x]) [y])
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// cond: int32(x)==int32(y)
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// cond: x==y
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// result: (FlagEQ)
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for {
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y := v.AuxInt
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y := auxIntToInt32(v.AuxInt)
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if v_0.Op != OpAMD64MOVLconst {
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break
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}
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x := v_0.AuxInt
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if !(int32(x) == int32(y)) {
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x := auxIntToInt32(v_0.AuxInt)
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if !(x == y) {
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break
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}
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v.reset(OpAMD64FlagEQ)
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return true
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}
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// match: (CMPLconst (MOVLconst [x]) [y])
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// cond: int32(x)<int32(y) && uint32(x)<uint32(y)
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// cond: x<y && uint32(x)<uint32(y)
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// result: (FlagLT_ULT)
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for {
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y := v.AuxInt
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y := auxIntToInt32(v.AuxInt)
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if v_0.Op != OpAMD64MOVLconst {
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break
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}
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x := v_0.AuxInt
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if !(int32(x) < int32(y) && uint32(x) < uint32(y)) {
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x := auxIntToInt32(v_0.AuxInt)
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if !(x < y && uint32(x) < uint32(y)) {
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break
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}
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v.reset(OpAMD64FlagLT_ULT)
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return true
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}
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// match: (CMPLconst (MOVLconst [x]) [y])
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// cond: int32(x)<int32(y) && uint32(x)>uint32(y)
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// cond: x<y && uint32(x)>uint32(y)
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// result: (FlagLT_UGT)
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for {
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y := v.AuxInt
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y := auxIntToInt32(v.AuxInt)
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if v_0.Op != OpAMD64MOVLconst {
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break
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}
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x := v_0.AuxInt
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if !(int32(x) < int32(y) && uint32(x) > uint32(y)) {
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x := auxIntToInt32(v_0.AuxInt)
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if !(x < y && uint32(x) > uint32(y)) {
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break
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}
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v.reset(OpAMD64FlagLT_UGT)
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return true
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}
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// match: (CMPLconst (MOVLconst [x]) [y])
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// cond: int32(x)>int32(y) && uint32(x)<uint32(y)
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// cond: x>y && uint32(x)<uint32(y)
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// result: (FlagGT_ULT)
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for {
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y := v.AuxInt
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y := auxIntToInt32(v.AuxInt)
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if v_0.Op != OpAMD64MOVLconst {
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break
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}
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x := v_0.AuxInt
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if !(int32(x) > int32(y) && uint32(x) < uint32(y)) {
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x := auxIntToInt32(v_0.AuxInt)
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if !(x > y && uint32(x) < uint32(y)) {
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break
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}
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v.reset(OpAMD64FlagGT_ULT)
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return true
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}
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// match: (CMPLconst (MOVLconst [x]) [y])
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// cond: int32(x)>int32(y) && uint32(x)>uint32(y)
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// cond: x>y && uint32(x)>uint32(y)
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// result: (FlagGT_UGT)
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for {
|
||||
y := v.AuxInt
|
||||
y := auxIntToInt32(v.AuxInt)
|
||||
if v_0.Op != OpAMD64MOVLconst {
|
||||
break
|
||||
}
|
||||
x := v_0.AuxInt
|
||||
if !(int32(x) > int32(y) && uint32(x) > uint32(y)) {
|
||||
x := auxIntToInt32(v_0.AuxInt)
|
||||
if !(x > y && uint32(x) > uint32(y)) {
|
||||
break
|
||||
}
|
||||
v.reset(OpAMD64FlagGT_UGT)
|
||||
@ -7275,11 +7275,11 @@ func rewriteValueAMD64_OpAMD64CMPLconst(v *Value) bool {
|
||||
// cond: 0 <= n && 0 < c && c <= 32 && (1<<uint64(32-c)) <= uint64(n)
|
||||
// result: (FlagLT_ULT)
|
||||
for {
|
||||
n := v.AuxInt
|
||||
n := auxIntToInt32(v.AuxInt)
|
||||
if v_0.Op != OpAMD64SHRLconst {
|
||||
break
|
||||
}
|
||||
c := v_0.AuxInt
|
||||
c := auxIntToInt8(v_0.AuxInt)
|
||||
if !(0 <= n && 0 < c && c <= 32 && (1<<uint64(32-c)) <= uint64(n)) {
|
||||
break
|
||||
}
|
||||
@ -7287,15 +7287,15 @@ func rewriteValueAMD64_OpAMD64CMPLconst(v *Value) bool {
|
||||
return true
|
||||
}
|
||||
// match: (CMPLconst (ANDLconst _ [m]) [n])
|
||||
// cond: 0 <= int32(m) && int32(m) < int32(n)
|
||||
// cond: 0 <= m && m < n
|
||||
// result: (FlagLT_ULT)
|
||||
for {
|
||||
n := v.AuxInt
|
||||
n := auxIntToInt32(v.AuxInt)
|
||||
if v_0.Op != OpAMD64ANDLconst {
|
||||
break
|
||||
}
|
||||
m := v_0.AuxInt
|
||||
if !(0 <= int32(m) && int32(m) < int32(n)) {
|
||||
m := auxIntToInt32(v_0.AuxInt)
|
||||
if !(0 <= m && m < n) {
|
||||
break
|
||||
}
|
||||
v.reset(OpAMD64FlagLT_ULT)
|
||||
@ -7561,11 +7561,11 @@ func rewriteValueAMD64_OpAMD64CMPQ(v *Value) bool {
|
||||
if v_0.Op != OpAMD64MOVQconst {
|
||||
break
|
||||
}
|
||||
x := v_0.AuxInt
|
||||
x := auxIntToInt64(v_0.AuxInt)
|
||||
if v_1.Op != OpAMD64MOVQconst {
|
||||
break
|
||||
}
|
||||
y := v_1.AuxInt
|
||||
y := auxIntToInt64(v_1.AuxInt)
|
||||
if !(x == y) {
|
||||
break
|
||||
}
|
||||
@ -7579,11 +7579,11 @@ func rewriteValueAMD64_OpAMD64CMPQ(v *Value) bool {
|
||||
if v_0.Op != OpAMD64MOVQconst {
|
||||
break
|
||||
}
|
||||
x := v_0.AuxInt
|
||||
x := auxIntToInt64(v_0.AuxInt)
|
||||
if v_1.Op != OpAMD64MOVQconst {
|
||||
break
|
||||
}
|
||||
y := v_1.AuxInt
|
||||
y := auxIntToInt64(v_1.AuxInt)
|
||||
if !(x < y && uint64(x) < uint64(y)) {
|
||||
break
|
||||
}
|
||||
@ -7597,11 +7597,11 @@ func rewriteValueAMD64_OpAMD64CMPQ(v *Value) bool {
|
||||
if v_0.Op != OpAMD64MOVQconst {
|
||||
break
|
||||
}
|
||||
x := v_0.AuxInt
|
||||
x := auxIntToInt64(v_0.AuxInt)
|
||||
if v_1.Op != OpAMD64MOVQconst {
|
||||
break
|
||||
}
|
||||
y := v_1.AuxInt
|
||||
y := auxIntToInt64(v_1.AuxInt)
|
||||
if !(x < y && uint64(x) > uint64(y)) {
|
||||
break
|
||||
}
|
||||
@ -7615,11 +7615,11 @@ func rewriteValueAMD64_OpAMD64CMPQ(v *Value) bool {
|
||||
if v_0.Op != OpAMD64MOVQconst {
|
||||
break
|
||||
}
|
||||
x := v_0.AuxInt
|
||||
x := auxIntToInt64(v_0.AuxInt)
|
||||
if v_1.Op != OpAMD64MOVQconst {
|
||||
break
|
||||
}
|
||||
y := v_1.AuxInt
|
||||
y := auxIntToInt64(v_1.AuxInt)
|
||||
if !(x > y && uint64(x) < uint64(y)) {
|
||||
break
|
||||
}
|
||||
@ -7633,11 +7633,11 @@ func rewriteValueAMD64_OpAMD64CMPQ(v *Value) bool {
|
||||
if v_0.Op != OpAMD64MOVQconst {
|
||||
break
|
||||
}
|
||||
x := v_0.AuxInt
|
||||
x := auxIntToInt64(v_0.AuxInt)
|
||||
if v_1.Op != OpAMD64MOVQconst {
|
||||
break
|
||||
}
|
||||
y := v_1.AuxInt
|
||||
y := auxIntToInt64(v_1.AuxInt)
|
||||
if !(x > y && uint64(x) > uint64(y)) {
|
||||
break
|
||||
}
|
||||
@ -7730,75 +7730,75 @@ func rewriteValueAMD64_OpAMD64CMPQconst(v *Value) bool {
|
||||
return true
|
||||
}
|
||||
// match: (CMPQconst (MOVQconst [x]) [y])
|
||||
// cond: x==y
|
||||
// cond: x==int64(y)
|
||||
// result: (FlagEQ)
|
||||
for {
|
||||
y := v.AuxInt
|
||||
y := auxIntToInt32(v.AuxInt)
|
||||
if v_0.Op != OpAMD64MOVQconst {
|
||||
break
|
||||
}
|
||||
x := v_0.AuxInt
|
||||
if !(x == y) {
|
||||
x := auxIntToInt64(v_0.AuxInt)
|
||||
if !(x == int64(y)) {
|
||||
break
|
||||
}
|
||||
v.reset(OpAMD64FlagEQ)
|
||||
return true
|
||||
}
|
||||
// match: (CMPQconst (MOVQconst [x]) [y])
|
||||
// cond: x<y && uint64(x)<uint64(y)
|
||||
// cond: x<int64(y) && uint64(x)<uint64(int64(y))
|
||||
// result: (FlagLT_ULT)
|
||||
for {
|
||||
y := v.AuxInt
|
||||
y := auxIntToInt32(v.AuxInt)
|
||||
if v_0.Op != OpAMD64MOVQconst {
|
||||
break
|
||||
}
|
||||
x := v_0.AuxInt
|
||||
if !(x < y && uint64(x) < uint64(y)) {
|
||||
x := auxIntToInt64(v_0.AuxInt)
|
||||
if !(x < int64(y) && uint64(x) < uint64(int64(y))) {
|
||||
break
|
||||
}
|
||||
v.reset(OpAMD64FlagLT_ULT)
|
||||
return true
|
||||
}
|
||||
// match: (CMPQconst (MOVQconst [x]) [y])
|
||||
// cond: x<y && uint64(x)>uint64(y)
|
||||
// cond: x<int64(y) && uint64(x)>uint64(int64(y))
|
||||
// result: (FlagLT_UGT)
|
||||
for {
|
||||
y := v.AuxInt
|
||||
y := auxIntToInt32(v.AuxInt)
|
||||
if v_0.Op != OpAMD64MOVQconst {
|
||||
break
|
||||
}
|
||||
x := v_0.AuxInt
|
||||
if !(x < y && uint64(x) > uint64(y)) {
|
||||
x := auxIntToInt64(v_0.AuxInt)
|
||||
if !(x < int64(y) && uint64(x) > uint64(int64(y))) {
|
||||
break
|
||||
}
|
||||
v.reset(OpAMD64FlagLT_UGT)
|
||||
return true
|
||||
}
|
||||
// match: (CMPQconst (MOVQconst [x]) [y])
|
||||
// cond: x>y && uint64(x)<uint64(y)
|
||||
// cond: x>int64(y) && uint64(x)<uint64(int64(y))
|
||||
// result: (FlagGT_ULT)
|
||||
for {
|
||||
y := v.AuxInt
|
||||
y := auxIntToInt32(v.AuxInt)
|
||||
if v_0.Op != OpAMD64MOVQconst {
|
||||
break
|
||||
}
|
||||
x := v_0.AuxInt
|
||||
if !(x > y && uint64(x) < uint64(y)) {
|
||||
x := auxIntToInt64(v_0.AuxInt)
|
||||
if !(x > int64(y) && uint64(x) < uint64(int64(y))) {
|
||||
break
|
||||
}
|
||||
v.reset(OpAMD64FlagGT_ULT)
|
||||
return true
|
||||
}
|
||||
// match: (CMPQconst (MOVQconst [x]) [y])
|
||||
// cond: x>y && uint64(x)>uint64(y)
|
||||
// cond: x>int64(y) && uint64(x)>uint64(int64(y))
|
||||
// result: (FlagGT_UGT)
|
||||
for {
|
||||
y := v.AuxInt
|
||||
y := auxIntToInt32(v.AuxInt)
|
||||
if v_0.Op != OpAMD64MOVQconst {
|
||||
break
|
||||
}
|
||||
x := v_0.AuxInt
|
||||
if !(x > y && uint64(x) > uint64(y)) {
|
||||
x := auxIntToInt64(v_0.AuxInt)
|
||||
if !(x > int64(y) && uint64(x) > uint64(int64(y))) {
|
||||
break
|
||||
}
|
||||
v.reset(OpAMD64FlagGT_UGT)
|
||||
@ -7808,7 +7808,7 @@ func rewriteValueAMD64_OpAMD64CMPQconst(v *Value) bool {
|
||||
// cond: 0xFF < c
|
||||
// result: (FlagLT_ULT)
|
||||
for {
|
||||
c := v.AuxInt
|
||||
c := auxIntToInt32(v.AuxInt)
|
||||
if v_0.Op != OpAMD64MOVBQZX || !(0xFF < c) {
|
||||
break
|
||||
}
|
||||
@ -7819,33 +7819,22 @@ func rewriteValueAMD64_OpAMD64CMPQconst(v *Value) bool {
|
||||
// cond: 0xFFFF < c
|
||||
// result: (FlagLT_ULT)
|
||||
for {
|
||||
c := v.AuxInt
|
||||
c := auxIntToInt32(v.AuxInt)
|
||||
if v_0.Op != OpAMD64MOVWQZX || !(0xFFFF < c) {
|
||||
break
|
||||
}
|
||||
v.reset(OpAMD64FlagLT_ULT)
|
||||
return true
|
||||
}
|
||||
// match: (CMPQconst (MOVLQZX _) [c])
|
||||
// cond: 0xFFFFFFFF < c
|
||||
// result: (FlagLT_ULT)
|
||||
for {
|
||||
c := v.AuxInt
|
||||
if v_0.Op != OpAMD64MOVLQZX || !(0xFFFFFFFF < c) {
|
||||
break
|
||||
}
|
||||
v.reset(OpAMD64FlagLT_ULT)
|
||||
return true
|
||||
}
|
||||
// match: (CMPQconst (SHRQconst _ [c]) [n])
|
||||
// cond: 0 <= n && 0 < c && c <= 64 && (1<<uint64(64-c)) <= uint64(n)
|
||||
// result: (FlagLT_ULT)
|
||||
for {
|
||||
n := v.AuxInt
|
||||
n := auxIntToInt32(v.AuxInt)
|
||||
if v_0.Op != OpAMD64SHRQconst {
|
||||
break
|
||||
}
|
||||
c := v_0.AuxInt
|
||||
c := auxIntToInt8(v_0.AuxInt)
|
||||
if !(0 <= n && 0 < c && c <= 64 && (1<<uint64(64-c)) <= uint64(n)) {
|
||||
break
|
||||
}
|
||||
@ -7856,11 +7845,11 @@ func rewriteValueAMD64_OpAMD64CMPQconst(v *Value) bool {
|
||||
// cond: 0 <= m && m < n
|
||||
// result: (FlagLT_ULT)
|
||||
for {
|
||||
n := v.AuxInt
|
||||
n := auxIntToInt32(v.AuxInt)
|
||||
if v_0.Op != OpAMD64ANDQconst {
|
||||
break
|
||||
}
|
||||
m := v_0.AuxInt
|
||||
m := auxIntToInt32(v_0.AuxInt)
|
||||
if !(0 <= m && m < n) {
|
||||
break
|
||||
}
|
||||
@ -7871,11 +7860,11 @@ func rewriteValueAMD64_OpAMD64CMPQconst(v *Value) bool {
|
||||
// cond: 0 <= m && m < n
|
||||
// result: (FlagLT_ULT)
|
||||
for {
|
||||
n := v.AuxInt
|
||||
n := auxIntToInt32(v.AuxInt)
|
||||
if v_0.Op != OpAMD64ANDLconst {
|
||||
break
|
||||
}
|
||||
m := v_0.AuxInt
|
||||
m := auxIntToInt32(v_0.AuxInt)
|
||||
if !(0 <= m && m < n) {
|
||||
break
|
||||
}
|
||||
@ -8179,90 +8168,90 @@ func rewriteValueAMD64_OpAMD64CMPWconst(v *Value) bool {
|
||||
v_0 := v.Args[0]
|
||||
b := v.Block
|
||||
// match: (CMPWconst (MOVLconst [x]) [y])
|
||||
// cond: int16(x)==int16(y)
|
||||
// cond: int16(x)==y
|
||||
// result: (FlagEQ)
|
||||
for {
|
||||
y := v.AuxInt
|
||||
y := auxIntToInt16(v.AuxInt)
|
||||
if v_0.Op != OpAMD64MOVLconst {
|
||||
break
|
||||
}
|
||||
x := v_0.AuxInt
|
||||
if !(int16(x) == int16(y)) {
|
||||
x := auxIntToInt32(v_0.AuxInt)
|
||||
if !(int16(x) == y) {
|
||||
break
|
||||
}
|
||||
v.reset(OpAMD64FlagEQ)
|
||||
return true
|
||||
}
|
||||
// match: (CMPWconst (MOVLconst [x]) [y])
|
||||
// cond: int16(x)<int16(y) && uint16(x)<uint16(y)
|
||||
// cond: int16(x)<y && uint16(x)<uint16(y)
|
||||
// result: (FlagLT_ULT)
|
||||
for {
|
||||
y := v.AuxInt
|
||||
y := auxIntToInt16(v.AuxInt)
|
||||
if v_0.Op != OpAMD64MOVLconst {
|
||||
break
|
||||
}
|
||||
x := v_0.AuxInt
|
||||
if !(int16(x) < int16(y) && uint16(x) < uint16(y)) {
|
||||
x := auxIntToInt32(v_0.AuxInt)
|
||||
if !(int16(x) < y && uint16(x) < uint16(y)) {
|
||||
break
|
||||
}
|
||||
v.reset(OpAMD64FlagLT_ULT)
|
||||
return true
|
||||
}
|
||||
// match: (CMPWconst (MOVLconst [x]) [y])
|
||||
// cond: int16(x)<int16(y) && uint16(x)>uint16(y)
|
||||
// cond: int16(x)<y && uint16(x)>uint16(y)
|
||||
// result: (FlagLT_UGT)
|
||||
for {
|
||||
y := v.AuxInt
|
||||
y := auxIntToInt16(v.AuxInt)
|
||||
if v_0.Op != OpAMD64MOVLconst {
|
||||
break
|
||||
}
|
||||
x := v_0.AuxInt
|
||||
if !(int16(x) < int16(y) && uint16(x) > uint16(y)) {
|
||||
x := auxIntToInt32(v_0.AuxInt)
|
||||
if !(int16(x) < y && uint16(x) > uint16(y)) {
|
||||
break
|
||||
}
|
||||
v.reset(OpAMD64FlagLT_UGT)
|
||||
return true
|
||||
}
|
||||
// match: (CMPWconst (MOVLconst [x]) [y])
|
||||
// cond: int16(x)>int16(y) && uint16(x)<uint16(y)
|
||||
// cond: int16(x)>y && uint16(x)<uint16(y)
|
||||
// result: (FlagGT_ULT)
|
||||
for {
|
||||
y := v.AuxInt
|
||||
y := auxIntToInt16(v.AuxInt)
|
||||
if v_0.Op != OpAMD64MOVLconst {
|
||||
break
|
||||
}
|
||||
x := v_0.AuxInt
|
||||
if !(int16(x) > int16(y) && uint16(x) < uint16(y)) {
|
||||
x := auxIntToInt32(v_0.AuxInt)
|
||||
if !(int16(x) > y && uint16(x) < uint16(y)) {
|
||||
break
|
||||
}
|
||||
v.reset(OpAMD64FlagGT_ULT)
|
||||
return true
|
||||
}
|
||||
// match: (CMPWconst (MOVLconst [x]) [y])
|
||||
// cond: int16(x)>int16(y) && uint16(x)>uint16(y)
|
||||
// cond: int16(x)>y && uint16(x)>uint16(y)
|
||||
// result: (FlagGT_UGT)
|
||||
for {
|
||||
y := v.AuxInt
|
||||
y := auxIntToInt16(v.AuxInt)
|
||||
if v_0.Op != OpAMD64MOVLconst {
|
||||
break
|
||||
}
|
||||
x := v_0.AuxInt
|
||||
if !(int16(x) > int16(y) && uint16(x) > uint16(y)) {
|
||||
x := auxIntToInt32(v_0.AuxInt)
|
||||
if !(int16(x) > y && uint16(x) > uint16(y)) {
|
||||
break
|
||||
}
|
||||
v.reset(OpAMD64FlagGT_UGT)
|
||||
return true
|
||||
}
|
||||
// match: (CMPWconst (ANDLconst _ [m]) [n])
|
||||
// cond: 0 <= int16(m) && int16(m) < int16(n)
|
||||
// cond: 0 <= m && int16(m) < n
|
||||
// result: (FlagLT_ULT)
|
||||
for {
|
||||
n := v.AuxInt
|
||||
n := auxIntToInt16(v.AuxInt)
|
||||
if v_0.Op != OpAMD64ANDLconst {
|
||||
break
|
||||
}
|
||||
m := v_0.AuxInt
|
||||
if !(0 <= int16(m) && int16(m) < int16(n)) {
|
||||
m := auxIntToInt32(v_0.AuxInt)
|
||||
if !(0 <= m && int16(m) < n) {
|
||||
break
|
||||
}
|
||||
v.reset(OpAMD64FlagLT_ULT)
|
||||
|
||||
Loading…
Reference in New Issue
Block a user