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Refactor HeadInt operation

This commit is contained in:
Masaaki Goshima 2021-02-22 16:39:38 +09:00
parent 116df927e2
commit fbfaea2c88
1 changed files with 45 additions and 48 deletions
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93
encode_vm.go
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@ -596,67 +596,64 @@ func encodeRun(ctx *encodeRuntimeContext, b []byte, codeSet *opcodeSet, opt Enco
}
}
case opStructFieldPtrHeadInt:
store(ctxptr, code.idx, ptrToPtr(load(ctxptr, code.idx)))
p := ptrToPtr(load(ctxptr, code.idx))
if p == 0 {
b = encodeNull(b)
b = encodeComma(b)
code = code.end.next
break
}
store(ctxptr, code.idx, p)
fallthrough
case opStructFieldHeadInt:
ptr := load(ctxptr, code.idx)
if ptr == 0 {
p := load(ctxptr, code.idx) + code.offset
b = append(b, '{')
b = append(b, code.key...)
b = appendInt(b, ptrToUint64(p), code)
b = encodeComma(b)
code = code.next
case opStructFieldPtrHeadOmitEmptyInt:
p := ptrToPtr(load(ctxptr, code.idx))
if p == 0 {
b = encodeNull(b)
b = encodeComma(b)
code = code.end.next
} else {
b = append(b, '{')
b = append(b, code.key...)
b = appendInt(b, ptrToUint64(ptr+code.offset), code)
b = encodeComma(b)
code = code.next
}
case opStructFieldPtrHeadOmitEmptyInt:
ptr := load(ctxptr, code.idx)
if ptr != 0 {
store(ctxptr, code.idx, ptrToPtr(ptr))
break
}
store(ctxptr, code.idx, p)
fallthrough
case opStructFieldHeadOmitEmptyInt:
ptr := load(ctxptr, code.idx)
if ptr == 0 {
b = encodeNull(b)
b = encodeComma(b)
code = code.end.next
p := load(ctxptr, code.idx) + code.offset
b = append(b, '{')
u64 := ptrToUint64(p)
v := u64 & code.mask
if v == 0 {
code = code.nextField
} else {
b = append(b, '{')
u64 := ptrToUint64(ptr + code.offset)
v := u64 & code.mask
if v == 0 {
code = code.nextField
} else {
b = append(b, code.key...)
b = appendInt(b, u64, code)
b = encodeComma(b)
code = code.next
}
}
case opStructFieldPtrHeadStringTagInt:
ptr := load(ctxptr, code.idx)
if ptr != 0 {
store(ctxptr, code.idx, ptrToPtr(ptr))
}
fallthrough
case opStructFieldHeadStringTagInt:
ptr := load(ctxptr, code.idx)
if ptr == 0 {
b = encodeNull(b)
b = encodeComma(b)
code = code.end.next
} else {
b = append(b, '{')
b = append(b, code.key...)
b = append(b, '"')
b = appendInt(b, ptrToUint64(ptr+code.offset), code)
b = append(b, '"')
b = appendInt(b, u64, code)
b = encodeComma(b)
code = code.next
}
case opStructFieldPtrHeadStringTagInt:
p := ptrToPtr(load(ctxptr, code.idx))
if p == 0 {
b = encodeNull(b)
b = encodeComma(b)
code = code.end.next
break
}
store(ctxptr, code.idx, p)
fallthrough
case opStructFieldHeadStringTagInt:
p := load(ctxptr, code.idx) + code.offset
b = append(b, '{')
b = append(b, code.key...)
b = append(b, '"')
b = appendInt(b, ptrToUint64(p), code)
b = append(b, '"')
b = encodeComma(b)
code = code.next
case opStructFieldPtrHeadIntOnly, opStructFieldHeadIntOnly:
p := load(ctxptr, code.idx)
b = append(b, '{')