From 4d423102c14de9e9328f1852db539d9561a3cad9 Mon Sep 17 00:00:00 2001 From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com> Date: Tue, 14 Jan 2025 13:10:39 +0000 Subject: [chore]: Bump github.com/gin-contrib/gzip from 1.0.1 to 1.1.0 (#3639) Bumps [github.com/gin-contrib/gzip](https://github.com/gin-contrib/gzip) from 1.0.1 to 1.1.0. - [Release notes](https://github.com/gin-contrib/gzip/releases) - [Changelog](https://github.com/gin-contrib/gzip/blob/master/.goreleaser.yaml) - [Commits](https://github.com/gin-contrib/gzip/compare/v1.0.1...v1.1.0) --- updated-dependencies: - dependency-name: github.com/gin-contrib/gzip dependency-type: direct:production update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com> --- .../sonic/internal/encoder/alg/mapiter.go | 206 +++ .../bytedance/sonic/internal/encoder/alg/opts.go | 31 + .../sonic/internal/encoder/alg/primitives.go | 95 ++ .../bytedance/sonic/internal/encoder/alg/sort.go | 206 +++ .../bytedance/sonic/internal/encoder/alg/spec.go | 198 +++ .../sonic/internal/encoder/alg/spec_compat.go | 148 ++ .../bytedance/sonic/internal/encoder/asm.s | 0 .../internal/encoder/asm_stubs_amd64_go116.go | 51 - .../internal/encoder/asm_stubs_amd64_go117.go | 51 - .../internal/encoder/asm_stubs_amd64_go121.go | 50 - .../internal/encoder/assembler_regabi_amd64.go | 1176 --------------- .../internal/encoder/assembler_stkabi_amd64.go | 1175 --------------- .../bytedance/sonic/internal/encoder/compiler.go | 1517 +++++++++----------- .../sonic/internal/encoder/debug_go116.go | 66 - .../sonic/internal/encoder/debug_go117.go | 205 --- .../sonic/internal/encoder/encode_norace.go | 24 + .../sonic/internal/encoder/encode_race.go | 54 + .../bytedance/sonic/internal/encoder/encoder.go | 171 +-- .../bytedance/sonic/internal/encoder/errors.go | 65 - .../bytedance/sonic/internal/encoder/ir/op.go | 473 ++++++ .../bytedance/sonic/internal/encoder/mapiter.go | 199 --- .../bytedance/sonic/internal/encoder/pools.go | 193 --- .../sonic/internal/encoder/pools_amd64.go | 97 ++ .../sonic/internal/encoder/pools_compt.go | 24 + .../bytedance/sonic/internal/encoder/primitives.go | 167 --- .../bytedance/sonic/internal/encoder/sort.go | 206 --- .../bytedance/sonic/internal/encoder/stream.go | 28 +- .../sonic/internal/encoder/stubs_go116.go | 61 - .../sonic/internal/encoder/stubs_go117.go | 62 - .../sonic/internal/encoder/stubs_go120.go | 62 - .../sonic/internal/encoder/stubs_go121.go | 62 - .../bytedance/sonic/internal/encoder/types.go | 47 - .../bytedance/sonic/internal/encoder/utils.go | 52 - .../bytedance/sonic/internal/encoder/vars/cache.go | 48 + .../bytedance/sonic/internal/encoder/vars/const.go | 42 + .../sonic/internal/encoder/vars/errors.go | 65 + .../bytedance/sonic/internal/encoder/vars/stack.go | 146 ++ .../bytedance/sonic/internal/encoder/vars/types.go | 47 + .../bytedance/sonic/internal/encoder/vm/stbus.go | 45 + .../bytedance/sonic/internal/encoder/vm/vm.go | 374 +++++ .../internal/encoder/x86/asm_stubs_amd64_go117.go | 53 + .../internal/encoder/x86/asm_stubs_amd64_go121.go | 52 + .../internal/encoder/x86/assembler_regabi_amd64.go | 1195 +++++++++++++++ .../sonic/internal/encoder/x86/debug_go116.go | 66 + .../sonic/internal/encoder/x86/debug_go117.go | 201 +++ .../bytedance/sonic/internal/encoder/x86/stbus.go | 54 + 46 files changed, 4680 insertions(+), 4930 deletions(-) create mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/alg/mapiter.go create mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/alg/opts.go create mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/alg/primitives.go create mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/alg/sort.go create mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/alg/spec.go create mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/alg/spec_compat.go delete mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/asm.s delete mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/asm_stubs_amd64_go116.go delete mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/asm_stubs_amd64_go117.go delete mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/asm_stubs_amd64_go121.go delete mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/assembler_regabi_amd64.go delete mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/assembler_stkabi_amd64.go delete mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/debug_go116.go delete mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/debug_go117.go create mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/encode_norace.go create mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/encode_race.go delete mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/errors.go create mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/ir/op.go delete mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/mapiter.go delete mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/pools.go create mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/pools_amd64.go create mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/pools_compt.go delete mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/primitives.go delete mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/sort.go delete mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/stubs_go116.go delete mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/stubs_go117.go delete mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/stubs_go120.go delete mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/stubs_go121.go delete mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/types.go delete mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/utils.go create mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/vars/cache.go create mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/vars/const.go create mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/vars/errors.go create mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/vars/stack.go create mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/vars/types.go create mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/vm/stbus.go create mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/vm/vm.go create mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/x86/asm_stubs_amd64_go117.go create mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/x86/asm_stubs_amd64_go121.go create mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/x86/assembler_regabi_amd64.go create mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/x86/debug_go116.go create mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/x86/debug_go117.go create mode 100644 vendor/github.com/bytedance/sonic/internal/encoder/x86/stbus.go (limited to 'vendor/github.com/bytedance/sonic/internal/encoder') diff --git a/vendor/github.com/bytedance/sonic/internal/encoder/alg/mapiter.go b/vendor/github.com/bytedance/sonic/internal/encoder/alg/mapiter.go new file mode 100644 index 000000000..5d9956a90 --- /dev/null +++ b/vendor/github.com/bytedance/sonic/internal/encoder/alg/mapiter.go @@ -0,0 +1,206 @@ +/* + * Copyright 2021 ByteDance Inc. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package alg + +import ( + "encoding" + "reflect" + "strconv" + "sync" + "unsafe" + + "github.com/bytedance/sonic/internal/encoder/vars" + "github.com/bytedance/sonic/internal/rt" +) + +type _MapPair struct { + k string // when the map key is integer, k is pointed to m + v unsafe.Pointer + m [32]byte +} + +type MapIterator struct { + It rt.GoMapIterator // must be the first field + kv rt.GoSlice // slice of _MapPair + ki int +} + +var ( + iteratorPool = sync.Pool{} + iteratorPair = rt.UnpackType(reflect.TypeOf(_MapPair{})) +) + +func init() { + if unsafe.Offsetof(MapIterator{}.It) != 0 { + panic("_MapIterator.it is not the first field") + } +} + + +func newIterator() *MapIterator { + if v := iteratorPool.Get(); v == nil { + return new(MapIterator) + } else { + return resetIterator(v.(*MapIterator)) + } +} + +func resetIterator(p *MapIterator) *MapIterator { + p.ki = 0 + p.It = rt.GoMapIterator{} + p.kv.Len = 0 + return p +} + +func (self *MapIterator) at(i int) *_MapPair { + return (*_MapPair)(unsafe.Pointer(uintptr(self.kv.Ptr) + uintptr(i) * unsafe.Sizeof(_MapPair{}))) +} + +func (self *MapIterator) add() (p *_MapPair) { + p = self.at(self.kv.Len) + self.kv.Len++ + return +} + +func (self *MapIterator) data() (p []_MapPair) { + *(*rt.GoSlice)(unsafe.Pointer(&p)) = self.kv + return +} + +func (self *MapIterator) append(t *rt.GoType, k unsafe.Pointer, v unsafe.Pointer) (err error) { + p := self.add() + p.v = v + + /* check for strings */ + if tk := t.Kind(); tk != reflect.String { + return self.appendGeneric(p, t, tk, k) + } + + /* fast path for strings */ + p.k = *(*string)(k) + return nil +} + +func (self *MapIterator) appendGeneric(p *_MapPair, t *rt.GoType, v reflect.Kind, k unsafe.Pointer) error { + switch v { + case reflect.Int : p.k = rt.Mem2Str(strconv.AppendInt(p.m[:0], int64(*(*int)(k)), 10)) ; return nil + case reflect.Int8 : p.k = rt.Mem2Str(strconv.AppendInt(p.m[:0], int64(*(*int8)(k)), 10)) ; return nil + case reflect.Int16 : p.k = rt.Mem2Str(strconv.AppendInt(p.m[:0], int64(*(*int16)(k)), 10)) ; return nil + case reflect.Int32 : p.k = rt.Mem2Str(strconv.AppendInt(p.m[:0], int64(*(*int32)(k)), 10)) ; return nil + case reflect.Int64 : p.k = rt.Mem2Str(strconv.AppendInt(p.m[:0], int64(*(*int64)(k)), 10)) ; return nil + case reflect.Uint : p.k = rt.Mem2Str(strconv.AppendUint(p.m[:0], uint64(*(*uint)(k)), 10)) ; return nil + case reflect.Uint8 : p.k = rt.Mem2Str(strconv.AppendUint(p.m[:0], uint64(*(*uint8)(k)), 10)) ; return nil + case reflect.Uint16 : p.k = rt.Mem2Str(strconv.AppendUint(p.m[:0], uint64(*(*uint16)(k)), 10)) ; return nil + case reflect.Uint32 : p.k = rt.Mem2Str(strconv.AppendUint(p.m[:0], uint64(*(*uint32)(k)), 10)) ; return nil + case reflect.Uint64 : p.k = rt.Mem2Str(strconv.AppendUint(p.m[:0], uint64(*(*uint64)(k)), 10)) ; return nil + case reflect.Uintptr : p.k = rt.Mem2Str(strconv.AppendUint(p.m[:0], uint64(*(*uintptr)(k)), 10)) ; return nil + case reflect.Interface : return self.appendInterface(p, t, k) + case reflect.Struct, reflect.Ptr : return self.appendConcrete(p, t, k) + default : panic("unexpected map key type") + } +} + +func (self *MapIterator) appendConcrete(p *_MapPair, t *rt.GoType, k unsafe.Pointer) (err error) { + // compiler has already checked that the type implements the encoding.MarshalText interface + if !t.Indirect() { + k = *(*unsafe.Pointer)(k) + } + eface := rt.GoEface{Value: k, Type: t}.Pack() + out, err := eface.(encoding.TextMarshaler).MarshalText() + if err != nil { + return err + } + p.k = rt.Mem2Str(out) + return +} + +func (self *MapIterator) appendInterface(p *_MapPair, t *rt.GoType, k unsafe.Pointer) (err error) { + if len(rt.IfaceType(t).Methods) == 0 { + panic("unexpected map key type") + } else if p.k, err = asText(k); err == nil { + return nil + } else { + return + } +} + +func IteratorStop(p *MapIterator) { + iteratorPool.Put(p) +} + +func IteratorNext(p *MapIterator) { + i := p.ki + t := &p.It + + /* check for unordered iteration */ + if i < 0 { + rt.Mapiternext(t) + return + } + + /* check for end of iteration */ + if p.ki >= p.kv.Len { + t.K = nil + t.V = nil + return + } + + /* update the key-value pair, and increase the pointer */ + t.K = unsafe.Pointer(&p.at(p.ki).k) + t.V = p.at(p.ki).v + p.ki++ +} + +func IteratorStart(t *rt.GoMapType, m *rt.GoMap, fv uint64) (*MapIterator, error) { + it := newIterator() + rt.Mapiterinit(t, m, &it.It) + + /* check for key-sorting, empty map don't need sorting */ + if m.Count == 0 || (fv & (1< it.kv.Cap { + it.kv = rt.GrowSlice(iteratorPair, it.kv, m.Count) + } + + /* dump all the key-value pairs */ + for ; it.It.K != nil; rt.Mapiternext(&it.It) { + if err := it.append(t.Key, it.It.K, it.It.V); err != nil { + IteratorStop(it) + return nil, err + } + } + + /* sort the keys, map with only 1 item don't need sorting */ + if it.ki = 1; m.Count > 1 { + radixQsort(it.data(), 0, maxDepth(it.kv.Len)) + } + + /* load the first pair into iterator */ + it.It.V = it.at(0).v + it.It.K = unsafe.Pointer(&it.at(0).k) + return it, nil +} + +func asText(v unsafe.Pointer) (string, error) { + text := rt.AssertI2I(rt.UnpackType(vars.EncodingTextMarshalerType), *(*rt.GoIface)(v)) + r, e := (*(*encoding.TextMarshaler)(unsafe.Pointer(&text))).MarshalText() + return rt.Mem2Str(r), e +} diff --git a/vendor/github.com/bytedance/sonic/internal/encoder/alg/opts.go b/vendor/github.com/bytedance/sonic/internal/encoder/alg/opts.go new file mode 100644 index 000000000..c19e2de4e --- /dev/null +++ b/vendor/github.com/bytedance/sonic/internal/encoder/alg/opts.go @@ -0,0 +1,31 @@ +/** + * Copyright 2024 ByteDance Inc. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package alg + +const ( + BitSortMapKeys = iota + BitEscapeHTML + BitCompactMarshaler + BitNoQuoteTextMarshaler + BitNoNullSliceOrMap + BitValidateString + BitNoValidateJSONMarshaler + BitNoEncoderNewline + BitEncodeNullForInfOrNan + + BitPointerValue = 63 +) diff --git a/vendor/github.com/bytedance/sonic/internal/encoder/alg/primitives.go b/vendor/github.com/bytedance/sonic/internal/encoder/alg/primitives.go new file mode 100644 index 000000000..63fa01890 --- /dev/null +++ b/vendor/github.com/bytedance/sonic/internal/encoder/alg/primitives.go @@ -0,0 +1,95 @@ +/** + * Copyright 2024 ByteDance Inc. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package alg + +import ( + "encoding" + "encoding/json" + + "github.com/bytedance/sonic/internal/encoder/vars" + "github.com/bytedance/sonic/internal/rt" +) + +func Compact(p *[]byte, v []byte) error { + buf := vars.NewBuffer() + err := json.Compact(buf, v) + + /* check for errors */ + if err != nil { + return err + } + + /* add to result */ + v = buf.Bytes() + *p = append(*p, v...) + + /* return the buffer into pool */ + vars.FreeBuffer(buf) + return nil +} + +func EncodeNil(rb *[]byte) error { + *rb = append(*rb, 'n', 'u', 'l', 'l') + return nil +} + +// func Make_EncodeTypedPointer(computor func(*rt.GoType, ...interface{}) (interface{}, error)) func(*[]byte, *rt.GoType, *unsafe.Pointer, *vars.Stack, uint64) error { +// return func(buf *[]byte, vt *rt.GoType, vp *unsafe.Pointer, sb *vars.Stack, fv uint64) error { +// if vt == nil { +// return EncodeNil(buf) +// } else if fn, err := vars.FindOrCompile(vt, (fv&(1< 11 { + // To avoid the worst case of quickSort (time: O(n^2)), use introsort here. + // Reference: https://en.wikipedia.org/wiki/Introsort and + // https://github.com/golang/go/issues/467 + if maxDepth == 0 { + heapSort(kvs, 0, len(kvs)) + return + } + maxDepth-- + + p := pivot(kvs, d) + lt, i, gt := 0, 0, len(kvs) + for i < gt { + c := byteAt(kvs[i].k, d) + if c < p { + swap(kvs, lt, i) + i++ + lt++ + } else if c > p { + gt-- + swap(kvs, i, gt) + } else { + i++ + } + } + + // kvs[0:lt] < v = kvs[lt:gt] < kvs[gt:len(kvs)] + // Native implemention: + // radixQsort(kvs[:lt], d, maxDepth) + // if p > -1 { + // radixQsort(kvs[lt:gt], d+1, maxDepth) + // } + // radixQsort(kvs[gt:], d, maxDepth) + // Optimize as follows: make recursive calls only for the smaller parts. + // Reference: https://www.geeksforgeeks.org/quicksort-tail-call-optimization-reducing-worst-case-space-log-n/ + if p == -1 { + if lt > len(kvs) - gt { + radixQsort(kvs[gt:], d, maxDepth) + kvs = kvs[:lt] + } else { + radixQsort(kvs[:lt], d, maxDepth) + kvs = kvs[gt:] + } + } else { + ml := maxThree(lt, gt-lt, len(kvs)-gt) + if ml == lt { + radixQsort(kvs[lt:gt], d+1, maxDepth) + radixQsort(kvs[gt:], d, maxDepth) + kvs = kvs[:lt] + } else if ml == gt-lt { + radixQsort(kvs[:lt], d, maxDepth) + radixQsort(kvs[gt:], d, maxDepth) + kvs = kvs[lt:gt] + d += 1 + } else { + radixQsort(kvs[:lt], d, maxDepth) + radixQsort(kvs[lt:gt], d+1, maxDepth) + kvs = kvs[gt:] + } + } + } + insertRadixSort(kvs, d) +} + +func insertRadixSort(kvs []_MapPair, d int) { + for i := 1; i < len(kvs); i++ { + for j := i; j > 0 && lessFrom(kvs[j].k, kvs[j-1].k, d); j-- { + swap(kvs, j, j-1) + } + } +} + +func pivot(kvs []_MapPair, d int) int { + m := len(kvs) >> 1 + if len(kvs) > 40 { + // Tukey's ``Ninther,'' median of three mediankvs of three. + t := len(kvs) / 8 + return medianThree( + medianThree(byteAt(kvs[0].k, d), byteAt(kvs[t].k, d), byteAt(kvs[2*t].k, d)), + medianThree(byteAt(kvs[m].k, d), byteAt(kvs[m-t].k, d), byteAt(kvs[m+t].k, d)), + medianThree(byteAt(kvs[len(kvs)-1].k, d), + byteAt(kvs[len(kvs)-1-t].k, d), + byteAt(kvs[len(kvs)-1-2*t].k, d))) + } + return medianThree(byteAt(kvs[0].k, d), byteAt(kvs[m].k, d), byteAt(kvs[len(kvs)-1].k, d)) +} + +func medianThree(i, j, k int) int { + if i > j { + i, j = j, i + } // i < j + if k < i { + return i + } + if k > j { + return j + } + return k +} + +func maxThree(i, j, k int) int { + max := i + if max < j { + max = j + } + if max < k { + max = k + } + return max +} + +// maxDepth returns a threshold at which quicksort should switch +// to heapsort. It returnkvs 2*ceil(lg(n+1)). +func maxDepth(n int) int { + var depth int + for i := n; i > 0; i >>= 1 { + depth++ + } + return depth * 2 +} + +// siftDown implements the heap property on kvs[lo:hi]. +// first is an offset into the array where the root of the heap lies. +func siftDown(kvs []_MapPair, lo, hi, first int) { + root := lo + for { + child := 2*root + 1 + if child >= hi { + break + } + if child+1 < hi && kvs[first+child].k < kvs[first+child+1].k { + child++ + } + if kvs[first+root].k >= kvs[first+child].k { + return + } + swap(kvs, first+root, first+child) + root = child + } +} + +func heapSort(kvs []_MapPair, a, b int) { + first := a + lo := 0 + hi := b - a + + // Build heap with the greatest element at top. + for i := (hi - 1) / 2; i >= 0; i-- { + siftDown(kvs, i, hi, first) + } + + // Pop elements, the largest first, into end of kvs. + for i := hi - 1; i >= 0; i-- { + swap(kvs, first, first+i) + siftDown(kvs, lo, i, first) + } +} + +// Note that _MapPair.k is NOT pointed to _MapPair.m when map key is integer after swap +func swap(kvs []_MapPair, a, b int) { + kvs[a].k, kvs[b].k = kvs[b].k, kvs[a].k + kvs[a].v, kvs[b].v = kvs[b].v, kvs[a].v +} + +// Compare two strings from the pos d. +func lessFrom(a, b string, d int) bool { + l := len(a) + if l > len(b) { + l = len(b) + } + for i := d; i < l; i++ { + if a[i] == b[i] { + continue + } + return a[i] < b[i] + } + return len(a) < len(b) +} + +func byteAt(b string, p int) int { + if p < len(b) { + return int(b[p]) + } + return -1 +} diff --git a/vendor/github.com/bytedance/sonic/internal/encoder/alg/spec.go b/vendor/github.com/bytedance/sonic/internal/encoder/alg/spec.go new file mode 100644 index 000000000..bff943626 --- /dev/null +++ b/vendor/github.com/bytedance/sonic/internal/encoder/alg/spec.go @@ -0,0 +1,198 @@ +//go:build (amd64 && go1.16 && !go1.24) || (arm64 && go1.20 && !go1.24) +// +build amd64,go1.16,!go1.24 arm64,go1.20,!go1.24 + +/** + * Copyright 2024 ByteDance Inc. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package alg + +import ( + "runtime" + "unsafe" + + "github.com/bytedance/sonic/internal/native" + "github.com/bytedance/sonic/internal/native/types" + "github.com/bytedance/sonic/internal/rt" +) + +// Valid validates json and returns first non-blank character position, +// if it is only one valid json value. +// Otherwise returns invalid character position using start. +// +// Note: it does not check for the invalid UTF-8 characters. +func Valid(data []byte) (ok bool, start int) { + n := len(data) + if n == 0 { + return false, -1 + } + s := rt.Mem2Str(data) + p := 0 + m := types.NewStateMachine() + ret := native.ValidateOne(&s, &p, m, 0) + types.FreeStateMachine(m) + + if ret < 0 { + return false, p-1 + } + + /* check for trailing spaces */ + for ;p < n; p++ { + if (types.SPACE_MASK & (1 << data[p])) == 0 { + return false, p + } + } + + return true, ret +} + +var typeByte = rt.UnpackEface(byte(0)).Type + +//go:nocheckptr +func Quote(buf []byte, val string, double bool) []byte { + if len(val) == 0 { + if double { + return append(buf, `"\"\""`...) + } + return append(buf, `""`...) + } + + if double { + buf = append(buf, `"\"`...) + } else { + buf = append(buf, `"`...) + } + sp := rt.IndexChar(val, 0) + nb := len(val) + b := (*rt.GoSlice)(unsafe.Pointer(&buf)) + + // input buffer + for nb > 0 { + // output buffer + dp := unsafe.Pointer(uintptr(b.Ptr) + uintptr(b.Len)) + dn := b.Cap - b.Len + // call native.Quote, dn is byte count it outputs + opts := uint64(0) + if double { + opts = types.F_DOUBLE_UNQUOTE + } + ret := native.Quote(sp, nb, dp, &dn, opts) + // update *buf length + b.Len += dn + + // no need more output + if ret >= 0 { + break + } + + // double buf size + *b = rt.GrowSlice(typeByte, *b, b.Cap*2) + // ret is the complement of consumed input + ret = ^ret + // update input buffer + nb -= ret + sp = unsafe.Pointer(uintptr(sp) + uintptr(ret)) + } + + runtime.KeepAlive(buf) + runtime.KeepAlive(sp) + if double { + buf = append(buf, `\""`...) + } else { + buf = append(buf, `"`...) + } + + return buf +} + +func HtmlEscape(dst []byte, src []byte) []byte { + var sidx int + + dst = append(dst, src[:0]...) // avoid check nil dst + sbuf := (*rt.GoSlice)(unsafe.Pointer(&src)) + dbuf := (*rt.GoSlice)(unsafe.Pointer(&dst)) + + /* grow dst if it is shorter */ + if cap(dst)-len(dst) < len(src)+types.BufPaddingSize { + cap := len(src)*3/2 + types.BufPaddingSize + *dbuf = rt.GrowSlice(typeByte, *dbuf, cap) + } + + for sidx < sbuf.Len { + sp := rt.Add(sbuf.Ptr, uintptr(sidx)) + dp := rt.Add(dbuf.Ptr, uintptr(dbuf.Len)) + + sn := sbuf.Len - sidx + dn := dbuf.Cap - dbuf.Len + nb := native.HTMLEscape(sp, sn, dp, &dn) + + /* check for errors */ + if dbuf.Len += dn; nb >= 0 { + break + } + + /* not enough space, grow the slice and try again */ + sidx += ^nb + *dbuf = rt.GrowSlice(typeByte, *dbuf, dbuf.Cap*2) + } + return dst +} + +func F64toa(buf []byte, v float64) ([]byte) { + if v == 0 { + return append(buf, '0') + } + buf = rt.GuardSlice2(buf, 64) + ret := native.F64toa((*byte)(rt.IndexByte(buf, len(buf))), v) + if ret > 0 { + return buf[:len(buf)+ret] + } else { + return buf + } +} + +func F32toa(buf []byte, v float32) ([]byte) { + if v == 0 { + return append(buf, '0') + } + buf = rt.GuardSlice2(buf, 64) + ret := native.F32toa((*byte)(rt.IndexByte(buf, len(buf))), v) + if ret > 0 { + return buf[:len(buf)+ret] + } else { + return buf + } +} + +func I64toa(buf []byte, v int64) ([]byte) { + buf = rt.GuardSlice2(buf, 32) + ret := native.I64toa((*byte)(rt.IndexByte(buf, len(buf))), v) + if ret > 0 { + return buf[:len(buf)+ret] + } else { + return buf + } +} + +func U64toa(buf []byte, v uint64) ([]byte) { + buf = rt.GuardSlice2(buf, 32) + ret := native.U64toa((*byte)(rt.IndexByte(buf, len(buf))), v) + if ret > 0 { + return buf[:len(buf)+ret] + } else { + return buf + } +} + diff --git a/vendor/github.com/bytedance/sonic/internal/encoder/alg/spec_compat.go b/vendor/github.com/bytedance/sonic/internal/encoder/alg/spec_compat.go new file mode 100644 index 000000000..c15cbf7d8 --- /dev/null +++ b/vendor/github.com/bytedance/sonic/internal/encoder/alg/spec_compat.go @@ -0,0 +1,148 @@ +// +build !amd64,!arm64 go1.24 !go1.16 arm64,!go1.20 + +/** + * Copyright 2024 ByteDance Inc. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package alg + +import ( + _ "unsafe" + "unicode/utf8" + "strconv" + "bytes" + "encoding/json" + + "github.com/bytedance/sonic/internal/rt" +) + +// Valid validates json and returns first non-blank character position, +// if it is only one valid json value. +// Otherwise returns invalid character position using start. +// +// Note: it does not check for the invalid UTF-8 characters. +func Valid(data []byte) (ok bool, start int) { + ok = json.Valid(data) + return ok, 0 +} + +var typeByte = rt.UnpackEface(byte(0)).Type + +func Quote(e []byte, s string, double bool) []byte { + if len(s) == 0 { + if double { + return append(e, `"\"\""`...) + } + return append(e, `""`...) + } + + b := e + ss := len(e) + e = append(e, '"') + start := 0 + + for i := 0; i < len(s); { + if b := s[i]; b < utf8.RuneSelf { + if rt.SafeSet[b] { + i++ + continue + } + if start < i { + e = append(e, s[start:i]...) + } + e = append(e, '\\') + switch b { + case '\\', '"': + e = append(e, b) + case '\n': + e = append(e, 'n') + case '\r': + e = append(e, 'r') + case '\t': + e = append(e, 't') + default: + // This encodes bytes < 0x20 except for \t, \n and \r. + // If escapeHTML is set, it also escapes <, >, and & + // because they can lead to security holes when + // user-controlled strings are rendered into JSON + // and served to some browsers. + e = append(e, `u00`...) + e = append(e, rt.Hex[b>>4]) + e = append(e, rt.Hex[b&0xF]) + } + i++ + start = i + continue + } + c, size := utf8.DecodeRuneInString(s[i:]) + // if correct && c == utf8.RuneError && size == 1 { + // if start < i { + // e = append(e, s[start:i]...) + // } + // e = append(e, `\ufffd`...) + // i += size + // start = i + // continue + // } + if c == '\u2028' || c == '\u2029' { + if start < i { + e = append(e, s[start:i]...) + } + e = append(e, `\u202`...) + e = append(e, rt.Hex[c&0xF]) + i += size + start = i + continue + } + i += size + } + + if start < len(s) { + e = append(e, s[start:]...) + } + e = append(e, '"') + + if double { + return strconv.AppendQuote(b, string(e[ss:])) + } else { + return e + } +} + +func HtmlEscape(dst []byte, src []byte) []byte { + buf := bytes.NewBuffer(dst) + json.HTMLEscape(buf, src) + return buf.Bytes() +} + +func F64toa(buf []byte, v float64) ([]byte) { + bs := bytes.NewBuffer(buf) + _ = json.NewEncoder(bs).Encode(v) + return bs.Bytes() +} + +func F32toa(buf []byte, v float32) ([]byte) { + bs := bytes.NewBuffer(buf) + _ = json.NewEncoder(bs).Encode(v) + return bs.Bytes() +} + +func I64toa(buf []byte, v int64) ([]byte) { + return strconv.AppendInt(buf, int64(v), 10) +} + +func U64toa(buf []byte, v uint64) ([]byte) { + return strconv.AppendUint(buf, v, 10) +} diff --git a/vendor/github.com/bytedance/sonic/internal/encoder/asm.s b/vendor/github.com/bytedance/sonic/internal/encoder/asm.s deleted file mode 100644 index e69de29bb..000000000 diff --git a/vendor/github.com/bytedance/sonic/internal/encoder/asm_stubs_amd64_go116.go b/vendor/github.com/bytedance/sonic/internal/encoder/asm_stubs_amd64_go116.go deleted file mode 100644 index 0a99f30ab..000000000 --- a/vendor/github.com/bytedance/sonic/internal/encoder/asm_stubs_amd64_go116.go +++ /dev/null @@ -1,51 +0,0 @@ -// +build go1.16,!go1.17 - -// Copyright 2023 CloudWeGo Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package encoder - -import ( - `strconv` - - `github.com/bytedance/sonic/internal/jit` - `github.com/twitchyliquid64/golang-asm/obj` - `github.com/twitchyliquid64/golang-asm/obj/x86` -) - -var ( - _V_writeBarrier = jit.Imm(int64(_runtime_writeBarrier)) - - _F_gcWriteBarrierAX = jit.Func(gcWriteBarrierAX) -) - -func (self *_Assembler) WritePtr(i int, ptr obj.Addr, rec obj.Addr) { - if rec.Reg == x86.REG_AX || rec.Index == x86.REG_AX { - panic("rec contains AX!") - } - self.Emit("MOVQ", _V_writeBarrier, _R10) - self.Emit("CMPL", jit.Ptr(_R10, 0), jit.Imm(0)) - self.Sjmp("JE", "_no_writeBarrier" + strconv.Itoa(i) + "_{n}") - self.Emit("MOVQ", ptr, _AX) - self.xsave(_DI) - self.Emit("LEAQ", rec, _DI) - self.Emit("MOVQ", _F_gcWriteBarrierAX, _R10) // MOVQ ${fn}, AX - self.Rjmp("CALL", _R10) - self.xload(_DI) - self.Sjmp("JMP", "_end_writeBarrier" + strconv.Itoa(i) + "_{n}") - self.Link("_no_writeBarrier" + strconv.Itoa(i) + "_{n}") - self.Emit("MOVQ", ptr, rec) - self.Link("_end_writeBarrier" + strconv.Itoa(i) + "_{n}") -} - diff --git a/vendor/github.com/bytedance/sonic/internal/encoder/asm_stubs_amd64_go117.go b/vendor/github.com/bytedance/sonic/internal/encoder/asm_stubs_amd64_go117.go deleted file mode 100644 index 5a3cf1a60..000000000 --- a/vendor/github.com/bytedance/sonic/internal/encoder/asm_stubs_amd64_go117.go +++ /dev/null @@ -1,51 +0,0 @@ -// +build go1.17,!go1.21 - -// Copyright 2023 CloudWeGo Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package encoder - -import ( - `strconv` - `unsafe` - - `github.com/bytedance/sonic/internal/jit` - `github.com/twitchyliquid64/golang-asm/obj` - `github.com/twitchyliquid64/golang-asm/obj/x86` -) - -var ( - _V_writeBarrier = jit.Imm(int64(uintptr(unsafe.Pointer(&_runtime_writeBarrier)))) - - _F_gcWriteBarrierAX = jit.Func(gcWriteBarrierAX) -) - -func (self *_Assembler) WritePtr(i int, ptr obj.Addr, rec obj.Addr) { - if rec.Reg == x86.REG_AX || rec.Index == x86.REG_AX { - panic("rec contains AX!") - } - self.Emit("MOVQ", _V_writeBarrier, _BX) - self.Emit("CMPL", jit.Ptr(_BX, 0), jit.Imm(0)) - self.Sjmp("JE", "_no_writeBarrier" + strconv.Itoa(i) + "_{n}") - self.xsave(_DI) - self.Emit("MOVQ", ptr, _AX) - self.Emit("LEAQ", rec, _DI) - self.Emit("MOVQ", _F_gcWriteBarrierAX, _BX) // MOVQ ${fn}, AX - self.Rjmp("CALL", _BX) - self.xload(_DI) - self.Sjmp("JMP", "_end_writeBarrier" + strconv.Itoa(i) + "_{n}") - self.Link("_no_writeBarrier" + strconv.Itoa(i) + "_{n}") - self.Emit("MOVQ", ptr, rec) - self.Link("_end_writeBarrier" + strconv.Itoa(i) + "_{n}") -} diff --git a/vendor/github.com/bytedance/sonic/internal/encoder/asm_stubs_amd64_go121.go b/vendor/github.com/bytedance/sonic/internal/encoder/asm_stubs_amd64_go121.go deleted file mode 100644 index 9f7ff65e6..000000000 --- a/vendor/github.com/bytedance/sonic/internal/encoder/asm_stubs_amd64_go121.go +++ /dev/null @@ -1,50 +0,0 @@ -// +build go1.21,!go1.23 - -// Copyright 2023 CloudWeGo Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package encoder - -import ( - `strconv` - `unsafe` - - `github.com/bytedance/sonic/internal/jit` - `github.com/twitchyliquid64/golang-asm/obj` - `github.com/twitchyliquid64/golang-asm/obj/x86` -) - -var ( - _V_writeBarrier = jit.Imm(int64(uintptr(unsafe.Pointer(&_runtime_writeBarrier)))) - - _F_gcWriteBarrier2 = jit.Func(gcWriteBarrier2) -) - -func (self *_Assembler) WritePtr(i int, ptr obj.Addr, old obj.Addr) { - if old.Reg == x86.REG_AX || old.Index == x86.REG_AX { - panic("rec contains AX!") - } - self.Emit("MOVQ", _V_writeBarrier, _BX) - self.Emit("CMPL", jit.Ptr(_BX, 0), jit.Imm(0)) - self.Sjmp("JE", "_no_writeBarrier" + strconv.Itoa(i) + "_{n}") - self.xsave(_SP_q) - self.Emit("MOVQ", _F_gcWriteBarrier2, _BX) // MOVQ ${fn}, AX - self.Rjmp("CALL", _BX) - self.Emit("MOVQ", ptr, jit.Ptr(_SP_q, 0)) - self.Emit("MOVQ", old, _AX) - self.Emit("MOVQ", _AX, jit.Ptr(_SP_q, 8)) - self.xload(_SP_q) - self.Link("_no_writeBarrier" + strconv.Itoa(i) + "_{n}") - self.Emit("MOVQ", ptr, old) -} diff --git a/vendor/github.com/bytedance/sonic/internal/encoder/assembler_regabi_amd64.go b/vendor/github.com/bytedance/sonic/internal/encoder/assembler_regabi_amd64.go deleted file mode 100644 index 330b68817..000000000 --- a/vendor/github.com/bytedance/sonic/internal/encoder/assembler_regabi_amd64.go +++ /dev/null @@ -1,1176 +0,0 @@ -// +build go1.17,!go1.23 - -/* - * Copyright 2021 ByteDance Inc. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package encoder - -import ( - `fmt` - `reflect` - `strconv` - `unsafe` - - `github.com/bytedance/sonic/internal/cpu` - `github.com/bytedance/sonic/internal/jit` - `github.com/bytedance/sonic/internal/native/types` - `github.com/twitchyliquid64/golang-asm/obj` - `github.com/twitchyliquid64/golang-asm/obj/x86` - - `github.com/bytedance/sonic/internal/native` - `github.com/bytedance/sonic/internal/rt` -) - -/** Register Allocations - * - * State Registers: - * - * %rbx : stack base - * %rdi : result pointer - * %rsi : result length - * %rdx : result capacity - * %r12 : sp->p - * %r13 : sp->q - * %r14 : sp->x - * %r15 : sp->f - * - * Error Registers: - * - * %r10 : error type register - * %r11 : error pointer register - */ - -/** Function Prototype & Stack Map - * - * func (buf *[]byte, p unsafe.Pointer, sb *_Stack, fv uint64) (err error) - * - * buf : (FP) - * p : 8(FP) - * sb : 16(FP) - * fv : 24(FP) - * err.vt : 32(FP) - * err.vp : 40(FP) - */ - -const ( - _S_cond = iota - _S_init -) - -const ( - _FP_args = 32 // 32 bytes for spill registers of arguments - _FP_fargs = 40 // 40 bytes for passing arguments to other Go functions - _FP_saves = 64 // 64 bytes for saving the registers before CALL instructions - _FP_locals = 24 // 24 bytes for local variables -) - -const ( - _FP_loffs = _FP_fargs + _FP_saves - _FP_offs = _FP_loffs + _FP_locals - // _FP_offs = _FP_loffs + _FP_locals + _FP_debug - _FP_size = _FP_offs + 8 // 8 bytes for the parent frame pointer - _FP_base = _FP_size + 8 // 8 bytes for the return address -) - -const ( - _FM_exp32 = 0x7f800000 - _FM_exp64 = 0x7ff0000000000000 -) - -const ( - _IM_null = 0x6c6c756e // 'null' - _IM_true = 0x65757274 // 'true' - _IM_fals = 0x736c6166 // 'fals' ('false' without the 'e') - _IM_open = 0x00225c22 // '"\"∅' - _IM_array = 0x5d5b // '[]' - _IM_object = 0x7d7b // '{}' - _IM_mulv = -0x5555555555555555 -) - -const ( - _LB_more_space = "_more_space" - _LB_more_space_return = "_more_space_return_" -) - -const ( - _LB_error = "_error" - _LB_error_too_deep = "_error_too_deep" - _LB_error_invalid_number = "_error_invalid_number" - _LB_error_nan_or_infinite = "_error_nan_or_infinite" - _LB_panic = "_panic" -) - -var ( - _AX = jit.Reg("AX") - _BX = jit.Reg("BX") - _CX = jit.Reg("CX") - _DX = jit.Reg("DX") - _DI = jit.Reg("DI") - _SI = jit.Reg("SI") - _BP = jit.Reg("BP") - _SP = jit.Reg("SP") - _R8 = jit.Reg("R8") - _R9 = jit.Reg("R9") -) - -var ( - _X0 = jit.Reg("X0") - _X15 = jit.Reg("X15") - _Y0 = jit.Reg("Y0") -) - -var ( - _ST = jit.Reg("R15") // can't use R14 since it's always scratched by Go... - _RP = jit.Reg("DI") - _RL = jit.Reg("SI") - _RC = jit.Reg("DX") -) - -var ( - _LR = jit.Reg("R9") - _ET = jit.Reg("AX") - _EP = jit.Reg("BX") -) - -var ( - _SP_p = jit.Reg("R10") // saved on BX when call_c - _SP_q = jit.Reg("R11") // saved on BP when call_c - _SP_x = jit.Reg("R12") - _SP_f = jit.Reg("R13") -) - -var ( - _ARG_rb = jit.Ptr(_SP, _FP_base) - _ARG_vp = jit.Ptr(_SP, _FP_base + 8) - _ARG_sb = jit.Ptr(_SP, _FP_base + 16) - _ARG_fv = jit.Ptr(_SP, _FP_base + 24) -) - -var ( - _RET_et = _ET - _RET_ep = _EP -) - -var ( - _VAR_sp = jit.Ptr(_SP, _FP_fargs + _FP_saves) - _VAR_dn = jit.Ptr(_SP, _FP_fargs + _FP_saves + 8) - _VAR_vp = jit.Ptr(_SP, _FP_fargs + _FP_saves + 16) -) - -var ( - _REG_ffi = []obj.Addr{ _RP, _RL, _RC, _SP_q} - _REG_b64 = []obj.Addr{_SP_p, _SP_q} - - _REG_all = []obj.Addr{_ST, _SP_x, _SP_f, _SP_p, _SP_q, _RP, _RL, _RC} - _REG_ms = []obj.Addr{_ST, _SP_x, _SP_f, _SP_p, _SP_q, _LR} - _REG_enc = []obj.Addr{_ST, _SP_x, _SP_f, _SP_p, _SP_q, _RL} -) - -type _Assembler struct { - jit.BaseAssembler - p _Program - x int - name string -} - -func newAssembler(p _Program) *_Assembler { - return new(_Assembler).Init(p) -} - -/** Assembler Interface **/ - -func (self *_Assembler) Load() _Encoder { - return ptoenc(self.BaseAssembler.Load("encode_"+self.name, _FP_size, _FP_args, argPtrs, localPtrs)) -} - -func (self *_Assembler) Init(p _Program) *_Assembler { - self.p = p - self.BaseAssembler.Init(self.compile) - return self -} - -func (self *_Assembler) compile() { - self.prologue() - self.instrs() - self.epilogue() - self.builtins() -} - -/** Assembler Stages **/ - -var _OpFuncTab = [256]func(*_Assembler, *_Instr) { - _OP_null : (*_Assembler)._asm_OP_null, - _OP_empty_arr : (*_Assembler)._asm_OP_empty_arr, - _OP_empty_obj : (*_Assembler)._asm_OP_empty_obj, - _OP_bool : (*_Assembler)._asm_OP_bool, - _OP_i8 : (*_Assembler)._asm_OP_i8, - _OP_i16 : (*_Assembler)._asm_OP_i16, - _OP_i32 : (*_Assembler)._asm_OP_i32, - _OP_i64 : (*_Assembler)._asm_OP_i64, - _OP_u8 : (*_Assembler)._asm_OP_u8, - _OP_u16 : (*_Assembler)._asm_OP_u16, - _OP_u32 : (*_Assembler)._asm_OP_u32, - _OP_u64 : (*_Assembler)._asm_OP_u64, - _OP_f32 : (*_Assembler)._asm_OP_f32, - _OP_f64 : (*_Assembler)._asm_OP_f64, - _OP_str : (*_Assembler)._asm_OP_str, - _OP_bin : (*_Assembler)._asm_OP_bin, - _OP_quote : (*_Assembler)._asm_OP_quote, - _OP_number : (*_Assembler)._asm_OP_number, - _OP_eface : (*_Assembler)._asm_OP_eface, - _OP_iface : (*_Assembler)._asm_OP_iface, - _OP_byte : (*_Assembler)._asm_OP_byte, - _OP_text : (*_Assembler)._asm_OP_text, - _OP_deref : (*_Assembler)._asm_OP_deref, - _OP_index : (*_Assembler)._asm_OP_index, - _OP_load : (*_Assembler)._asm_OP_load, - _OP_save : (*_Assembler)._asm_OP_save, - _OP_drop : (*_Assembler)._asm_OP_drop, - _OP_drop_2 : (*_Assembler)._asm_OP_drop_2, - _OP_recurse : (*_Assembler)._asm_OP_recurse, - _OP_is_nil : (*_Assembler)._asm_OP_is_nil, - _OP_is_nil_p1 : (*_Assembler)._asm_OP_is_nil_p1, - _OP_is_zero_1 : (*_Assembler)._asm_OP_is_zero_1, - _OP_is_zero_2 : (*_Assembler)._asm_OP_is_zero_2, - _OP_is_zero_4 : (*_Assembler)._asm_OP_is_zero_4, - _OP_is_zero_8 : (*_Assembler)._asm_OP_is_zero_8, - _OP_is_zero_map : (*_Assembler)._asm_OP_is_zero_map, - _OP_goto : (*_Assembler)._asm_OP_goto, - _OP_map_iter : (*_Assembler)._asm_OP_map_iter, - _OP_map_stop : (*_Assembler)._asm_OP_map_stop, - _OP_map_check_key : (*_Assembler)._asm_OP_map_check_key, - _OP_map_write_key : (*_Assembler)._asm_OP_map_write_key, - _OP_map_value_next : (*_Assembler)._asm_OP_map_value_next, - _OP_slice_len : (*_Assembler)._asm_OP_slice_len, - _OP_slice_next : (*_Assembler)._asm_OP_slice_next, - _OP_marshal : (*_Assembler)._asm_OP_marshal, - _OP_marshal_p : (*_Assembler)._asm_OP_marshal_p, - _OP_marshal_text : (*_Assembler)._asm_OP_marshal_text, - _OP_marshal_text_p : (*_Assembler)._asm_OP_marshal_text_p, - _OP_cond_set : (*_Assembler)._asm_OP_cond_set, - _OP_cond_testc : (*_Assembler)._asm_OP_cond_testc, -} - -func (self *_Assembler) instr(v *_Instr) { - if fn := _OpFuncTab[v.op()]; fn != nil { - fn(self, v) - } else { - panic(fmt.Sprintf("invalid opcode: %d", v.op())) - } -} - -func (self *_Assembler) instrs() { - for i, v := range self.p { - self.Mark(i) - self.instr(&v) - self.debug_instr(i, &v) - } -} - -func (self *_Assembler) builtins() { - self.more_space() - self.error_too_deep() - self.error_invalid_number() - self.error_nan_or_infinite() - self.go_panic() -} - -func (self *_Assembler) epilogue() { - self.Mark(len(self.p)) - self.Emit("XORL", _ET, _ET) - self.Emit("XORL", _EP, _EP) - self.Link(_LB_error) - self.Emit("MOVQ", _ARG_rb, _CX) // MOVQ rb<>+0(FP), CX - self.Emit("MOVQ", _RL, jit.Ptr(_CX, 8)) // MOVQ RL, 8(CX) - self.Emit("MOVQ", jit.Imm(0), _ARG_rb) // MOVQ AX, rb<>+0(FP) - self.Emit("MOVQ", jit.Imm(0), _ARG_vp) // MOVQ BX, vp<>+8(FP) - self.Emit("MOVQ", jit.Imm(0), _ARG_sb) // MOVQ CX, sb<>+16(FP) - self.Emit("MOVQ", jit.Ptr(_SP, _FP_offs), _BP) // MOVQ _FP_offs(SP), BP - self.Emit("ADDQ", jit.Imm(_FP_size), _SP) // ADDQ $_FP_size, SP - self.Emit("RET") // RET -} - -func (self *_Assembler) prologue() { - self.Emit("SUBQ", jit.Imm(_FP_size), _SP) // SUBQ $_FP_size, SP - self.Emit("MOVQ", _BP, jit.Ptr(_SP, _FP_offs)) // MOVQ BP, _FP_offs(SP) - self.Emit("LEAQ", jit.Ptr(_SP, _FP_offs), _BP) // LEAQ _FP_offs(SP), BP - self.Emit("MOVQ", _AX, _ARG_rb) // MOVQ AX, rb<>+0(FP) - self.Emit("MOVQ", _BX, _ARG_vp) // MOVQ BX, vp<>+8(FP) - self.Emit("MOVQ", _CX, _ARG_sb) // MOVQ CX, sb<>+16(FP) - self.Emit("MOVQ", _DI, _ARG_fv) // MOVQ DI, rb<>+24(FP) - self.Emit("MOVQ", jit.Ptr(_AX, 0), _RP) // MOVQ (AX) , DI - self.Emit("MOVQ", jit.Ptr(_AX, 8), _RL) // MOVQ 8(AX) , SI - self.Emit("MOVQ", jit.Ptr(_AX, 16), _RC) // MOVQ 16(AX), DX - self.Emit("MOVQ", _BX, _SP_p) // MOVQ BX, R10 - self.Emit("MOVQ", _CX, _ST) // MOVQ CX, R8 - self.Emit("XORL", _SP_x, _SP_x) // XORL R10, R12 - self.Emit("XORL", _SP_f, _SP_f) // XORL R11, R13 - self.Emit("XORL", _SP_q, _SP_q) // XORL R13, R11 -} - -/** Assembler Inline Functions **/ - -func (self *_Assembler) xsave(reg ...obj.Addr) { - for i, v := range reg { - if i > _FP_saves / 8 - 1 { - panic("too many registers to save") - } else { - self.Emit("MOVQ", v, jit.Ptr(_SP, _FP_fargs + int64(i) * 8)) - } - } -} - -func (self *_Assembler) xload(reg ...obj.Addr) { - for i, v := range reg { - if i > _FP_saves / 8 - 1 { - panic("too many registers to load") - } else { - self.Emit("MOVQ", jit.Ptr(_SP, _FP_fargs + int64(i) * 8), v) - } - } -} - -func (self *_Assembler) rbuf_di() { - if _RP.Reg != x86.REG_DI { - panic("register allocation messed up: RP != DI") - } else { - self.Emit("ADDQ", _RL, _RP) - } -} - -func (self *_Assembler) store_int(nd int, fn obj.Addr, ins string) { - self.check_size(nd) - self.save_c() // SAVE $C_regs - self.rbuf_di() // MOVQ RP, DI - self.Emit(ins, jit.Ptr(_SP_p, 0), _SI) // $ins (SP.p), SI - self.call_c(fn) // CALL_C $fn - self.Emit("ADDQ", _AX, _RL) // ADDQ AX, RL -} - -func (self *_Assembler) store_str(s string) { - i := 0 - m := rt.Str2Mem(s) - - /* 8-byte stores */ - for i <= len(m) - 8 { - self.Emit("MOVQ", jit.Imm(rt.Get64(m[i:])), _AX) // MOVQ $s[i:], AX - self.Emit("MOVQ", _AX, jit.Sib(_RP, _RL, 1, int64(i))) // MOVQ AX, i(RP)(RL) - i += 8 - } - - /* 4-byte stores */ - if i <= len(m) - 4 { - self.Emit("MOVL", jit.Imm(int64(rt.Get32(m[i:]))), jit.Sib(_RP, _RL, 1, int64(i))) // MOVL $s[i:], i(RP)(RL) - i += 4 - } - - /* 2-byte stores */ - if i <= len(m) - 2 { - self.Emit("MOVW", jit.Imm(int64(rt.Get16(m[i:]))), jit.Sib(_RP, _RL, 1, int64(i))) // MOVW $s[i:], i(RP)(RL) - i += 2 - } - - /* last byte */ - if i < len(m) { - self.Emit("MOVB", jit.Imm(int64(m[i])), jit.Sib(_RP, _RL, 1, int64(i))) // MOVB $s[i:], i(RP)(RL) - } -} - -func (self *_Assembler) check_size(n int) { - self.check_size_rl(jit.Ptr(_RL, int64(n))) -} - -func (self *_Assembler) check_size_r(r obj.Addr, d int) { - self.check_size_rl(jit.Sib(_RL, r, 1, int64(d))) -} - -func (self *_Assembler) check_size_rl(v obj.Addr) { - idx := self.x - key := _LB_more_space_return + strconv.Itoa(idx) - - /* the following code relies on LR == R9 to work */ - if _LR.Reg != x86.REG_R9 { - panic("register allocation messed up: LR != R9") - } - - /* check for buffer capacity */ - self.x++ - self.Emit("LEAQ", v, _AX) // LEAQ $v, AX - self.Emit("CMPQ", _AX, _RC) // CMPQ AX, RC - self.Sjmp("JBE" , key) // JBE _more_space_return_{n} - self.slice_grow_ax(key) // GROW $key - self.Link(key) // _more_space_return_{n}: -} - -func (self *_Assembler) slice_grow_ax(ret string) { - self.Byte(0x4c, 0x8d, 0x0d) // LEAQ ?(PC), R9 - self.Sref(ret, 4) // .... &ret - self.Sjmp("JMP" , _LB_more_space) // JMP _more_space -} - -/** State Stack Helpers **/ - -const ( - _StateSize = int64(unsafe.Sizeof(_State{})) - _StackLimit = _MaxStack * _StateSize -) - -func (self *_Assembler) save_state() { - self.Emit("MOVQ", jit.Ptr(_ST, 0), _CX) // MOVQ (ST), CX - self.Emit("LEAQ", jit.Ptr(_CX, _StateSize), _R9) // LEAQ _StateSize(CX), R9 - self.Emit("CMPQ", _R9, jit.Imm(_StackLimit)) // CMPQ R9, $_StackLimit - self.Sjmp("JAE" , _LB_error_too_deep) // JA _error_too_deep - self.Emit("MOVQ", _SP_x, jit.Sib(_ST, _CX, 1, 8)) // MOVQ SP.x, 8(ST)(CX) - self.Emit("MOVQ", _SP_f, jit.Sib(_ST, _CX, 1, 16)) // MOVQ SP.f, 16(ST)(CX) - self.WritePtr(0, _SP_p, jit.Sib(_ST, _CX, 1, 24)) // MOVQ SP.p, 24(ST)(CX) - self.WritePtr(1, _SP_q, jit.Sib(_ST, _CX, 1, 32)) // MOVQ SP.q, 32(ST)(CX) - self.Emit("MOVQ", _R9, jit.Ptr(_ST, 0)) // MOVQ R9, (ST) -} - -func (self *_Assembler) drop_state(decr int64) { - self.Emit("MOVQ" , jit.Ptr(_ST, 0), _AX) // MOVQ (ST), AX - self.Emit("SUBQ" , jit.Imm(decr), _AX) // SUBQ $decr, AX - self.Emit("MOVQ" , _AX, jit.Ptr(_ST, 0)) // MOVQ AX, (ST) - self.Emit("MOVQ" , jit.Sib(_ST, _AX, 1, 8), _SP_x) // MOVQ 8(ST)(AX), SP.x - self.Emit("MOVQ" , jit.Sib(_ST, _AX, 1, 16), _SP_f) // MOVQ 16(ST)(AX), SP.f - self.Emit("MOVQ" , jit.Sib(_ST, _AX, 1, 24), _SP_p) // MOVQ 24(ST)(AX), SP.p - self.Emit("MOVQ" , jit.Sib(_ST, _AX, 1, 32), _SP_q) // MOVQ 32(ST)(AX), SP.q - self.Emit("PXOR" , _X0, _X0) // PXOR X0, X0 - self.Emit("MOVOU", _X0, jit.Sib(_ST, _AX, 1, 8)) // MOVOU X0, 8(ST)(AX) - self.Emit("MOVOU", _X0, jit.Sib(_ST, _AX, 1, 24)) // MOVOU X0, 24(ST)(AX) -} - -/** Buffer Helpers **/ - -func (self *_Assembler) add_char(ch byte) { - self.Emit("MOVB", jit.Imm(int64(ch)), jit.Sib(_RP, _RL, 1, 0)) // MOVB $ch, (RP)(RL) - self.Emit("ADDQ", jit.Imm(1), _RL) // ADDQ $1, RL -} - -func (self *_Assembler) add_long(ch uint32, n int64) { - self.Emit("MOVL", jit.Imm(int64(ch)), jit.Sib(_RP, _RL, 1, 0)) // MOVL $ch, (RP)(RL) - self.Emit("ADDQ", jit.Imm(n), _RL) // ADDQ $n, RL -} - -func (self *_Assembler) add_text(ss string) { - self.store_str(ss) // TEXT $ss - self.Emit("ADDQ", jit.Imm(int64(len(ss))), _RL) // ADDQ ${len(ss)}, RL -} - -// get *buf at AX -func (self *_Assembler) prep_buffer_AX() { - self.Emit("MOVQ", _ARG_rb, _AX) // MOVQ rb<>+0(FP), AX - self.Emit("MOVQ", _RL, jit.Ptr(_AX, 8)) // MOVQ RL, 8(AX) -} - -func (self *_Assembler) save_buffer() { - self.Emit("MOVQ", _ARG_rb, _CX) // MOVQ rb<>+0(FP), CX - self.Emit("MOVQ", _RP, jit.Ptr(_CX, 0)) // MOVQ RP, (CX) - self.Emit("MOVQ", _RL, jit.Ptr(_CX, 8)) // MOVQ RL, 8(CX) - self.Emit("MOVQ", _RC, jit.Ptr(_CX, 16)) // MOVQ RC, 16(CX) -} - -// get *buf at AX -func (self *_Assembler) load_buffer_AX() { - self.Emit("MOVQ", _ARG_rb, _AX) // MOVQ rb<>+0(FP), AX - self.Emit("MOVQ", jit.Ptr(_AX, 0), _RP) // MOVQ (AX), RP - self.Emit("MOVQ", jit.Ptr(_AX, 8), _RL) // MOVQ 8(AX), RL - self.Emit("MOVQ", jit.Ptr(_AX, 16), _RC) // MOVQ 16(AX), RC -} - -/** Function Interface Helpers **/ - -func (self *_Assembler) call(pc obj.Addr) { - self.Emit("MOVQ", pc, _LR) // MOVQ $pc, AX - self.Rjmp("CALL", _LR) // CALL AX -} - -func (self *_Assembler) save_c() { - self.xsave(_REG_ffi...) // SAVE $REG_ffi -} - -func (self *_Assembler) call_b64(pc obj.Addr) { - self.xsave(_REG_b64...) // SAVE $REG_all - self.call(pc) // CALL $pc - self.xload(_REG_b64...) // LOAD $REG_ffi -} - -func (self *_Assembler) call_c(pc obj.Addr) { - self.Emit("XCHGQ", _SP_p, _BX) - self.call(pc) // CALL $pc - self.xload(_REG_ffi...) // LOAD $REG_ffi - self.Emit("XCHGQ", _SP_p, _BX) - self.Emit("XORPS", _X15, _X15) -} - -func (self *_Assembler) call_go(pc obj.Addr) { - self.xsave(_REG_all...) // SAVE $REG_all - self.call(pc) // CALL $pc - self.xload(_REG_all...) // LOAD $REG_all -} - -func (self *_Assembler) call_more_space(pc obj.Addr) { - self.xsave(_REG_ms...) // SAVE $REG_all - self.call(pc) // CALL $pc - self.xload(_REG_ms...) // LOAD $REG_all -} - -func (self *_Assembler) call_encoder(pc obj.Addr) { - self.xsave(_REG_enc...) // SAVE $REG_all - self.call(pc) // CALL $pc - self.xload(_REG_enc...) // LOAD $REG_all -} - -func (self *_Assembler) call_marshaler(fn obj.Addr, it *rt.GoType, vt reflect.Type) { - switch vt.Kind() { - case reflect.Interface : self.call_marshaler_i(fn, it) - case reflect.Ptr, reflect.Map : self.call_marshaler_v(fn, it, vt, true) - // struct/array of 1 direct iface type can be direct - default : self.call_marshaler_v(fn, it, vt, !rt.UnpackType(vt).Indirect()) - } -} - -func (self *_Assembler) call_marshaler_i(fn obj.Addr, it *rt.GoType) { - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _AX) // MOVQ (SP.p), AX - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JZ" , "_null_{n}") // JZ _null_{n} - self.Emit("MOVQ" , _AX, _BX) // MOVQ AX, BX - self.Emit("MOVQ" , jit.Ptr(_SP_p, 8), _CX) // MOVQ 8(SP.p), CX - self.Emit("MOVQ" , jit.Gtype(it), _AX) // MOVQ $it, AX - self.call_go(_F_assertI2I) // CALL_GO assertI2I - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JZ" , "_null_{n}") // JZ _null_{n} - self.Emit("MOVQ", _BX, _CX) // MOVQ BX, CX - self.Emit("MOVQ", _AX, _BX) // MOVQ AX, BX - self.prep_buffer_AX() - self.Emit("MOVQ", _ARG_fv, _DI) // MOVQ ARG.fv, DI - self.call_go(fn) // CALL $fn - self.Emit("TESTQ", _ET, _ET) // TESTQ ET, ET - self.Sjmp("JNZ" , _LB_error) // JNZ _error - self.load_buffer_AX() - self.Sjmp("JMP" , "_done_{n}") // JMP _done_{n} - self.Link("_null_{n}") // _null_{n}: - self.check_size(4) // SIZE $4 - self.Emit("MOVL", jit.Imm(_IM_null), jit.Sib(_RP, _RL, 1, 0)) // MOVL $'null', (RP)(RL*1) - self.Emit("ADDQ", jit.Imm(4), _RL) // ADDQ $4, RL - self.Link("_done_{n}") // _done_{n}: -} - -func (self *_Assembler) call_marshaler_v(fn obj.Addr, it *rt.GoType, vt reflect.Type, deref bool) { - self.prep_buffer_AX() // MOVE {buf}, (SP) - self.Emit("MOVQ", jit.Itab(it, vt), _BX) // MOVQ $(itab(it, vt)), BX - - /* dereference the pointer if needed */ - if !deref { - self.Emit("MOVQ", _SP_p, _CX) // MOVQ SP.p, CX - } else { - self.Emit("MOVQ", jit.Ptr(_SP_p, 0), _CX) // MOVQ 0(SP.p), CX - } - - /* call the encoder, and perform error checks */ - self.Emit("MOVQ", _ARG_fv, _DI) // MOVQ ARG.fv, DI - self.call_go(fn) // CALL $fn - self.Emit("TESTQ", _ET, _ET) // TESTQ ET, ET - self.Sjmp("JNZ" , _LB_error) // JNZ _error - self.load_buffer_AX() -} - -/** Builtin: _more_space **/ - -var ( - _T_byte = jit.Type(byteType) - _F_growslice = jit.Func(growslice) -) - -// AX must saving n -func (self *_Assembler) more_space() { - self.Link(_LB_more_space) - self.Emit("MOVQ", _RP, _BX) // MOVQ DI, BX - self.Emit("MOVQ", _RL, _CX) // MOVQ SI, CX - self.Emit("MOVQ", _RC, _DI) // MOVQ DX, DI - self.Emit("MOVQ", _AX, _SI) // MOVQ AX, SI - self.Emit("MOVQ", _T_byte, _AX) // MOVQ $_T_byte, AX - self.call_more_space(_F_growslice) // CALL $pc - self.Emit("MOVQ", _AX, _RP) // MOVQ AX, DI - self.Emit("MOVQ", _BX, _RL) // MOVQ BX, SI - self.Emit("MOVQ", _CX, _RC) // MOVQ CX, DX - self.save_buffer() // SAVE {buf} - self.Rjmp("JMP" , _LR) // JMP LR -} - -/** Builtin Errors **/ - -var ( - _V_ERR_too_deep = jit.Imm(int64(uintptr(unsafe.Pointer(_ERR_too_deep)))) - _V_ERR_nan_or_infinite = jit.Imm(int64(uintptr(unsafe.Pointer(_ERR_nan_or_infinite)))) - _I_json_UnsupportedValueError = jit.Itab(rt.UnpackType(errorType), jsonUnsupportedValueType) -) - -func (self *_Assembler) error_too_deep() { - self.Link(_LB_error_too_deep) - self.Emit("MOVQ", _V_ERR_too_deep, _EP) // MOVQ $_V_ERR_too_deep, EP - self.Emit("MOVQ", _I_json_UnsupportedValueError, _ET) // MOVQ $_I_json_UnsupportedValuError, ET - self.Sjmp("JMP" , _LB_error) // JMP _error -} - -func (self *_Assembler) error_invalid_number() { - self.Link(_LB_error_invalid_number) - self.Emit("MOVQ", jit.Ptr(_SP_p, 0), _AX) // MOVQ 0(SP), AX - self.Emit("MOVQ", jit.Ptr(_SP_p, 8), _BX) // MOVQ 8(SP), BX - self.call_go(_F_error_number) // CALL_GO error_number - self.Sjmp("JMP" , _LB_error) // JMP _error -} - -func (self *_Assembler) error_nan_or_infinite() { - self.Link(_LB_error_nan_or_infinite) - self.Emit("MOVQ", _V_ERR_nan_or_infinite, _EP) // MOVQ $_V_ERR_nan_or_infinite, EP - self.Emit("MOVQ", _I_json_UnsupportedValueError, _ET) // MOVQ $_I_json_UnsupportedValuError, ET - self.Sjmp("JMP" , _LB_error) // JMP _error -} - -/** String Encoding Routine **/ - -var ( - _F_quote = jit.Imm(int64(native.S_quote)) - _F_panic = jit.Func(goPanic) -) - -func (self *_Assembler) go_panic() { - self.Link(_LB_panic) - self.Emit("MOVQ", _SP_p, _BX) - self.call_go(_F_panic) -} - -func (self *_Assembler) encode_string(doubleQuote bool) { - self.Emit("MOVQ" , jit.Ptr(_SP_p, 8), _AX) // MOVQ 8(SP.p), AX - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JZ" , "_str_empty_{n}") // JZ _str_empty_{n} - self.Emit("CMPQ", jit.Ptr(_SP_p, 0), jit.Imm(0)) - self.Sjmp("JNE" , "_str_next_{n}") - self.Emit("MOVQ", jit.Imm(int64(panicNilPointerOfNonEmptyString)), _AX) - self.Sjmp("JMP", _LB_panic) - self.Link("_str_next_{n}") - - /* openning quote, check for double quote */ - if !doubleQuote { - self.check_size_r(_AX, 2) // SIZE $2 - self.add_char('"') // CHAR $'"' - } else { - self.check_size_r(_AX, 6) // SIZE $6 - self.add_long(_IM_open, 3) // TEXT $`"\"` - } - - /* quoting loop */ - self.Emit("XORL", _AX, _AX) // XORL AX, AX - self.Emit("MOVQ", _AX, _VAR_sp) // MOVQ AX, sp - self.Link("_str_loop_{n}") // _str_loop_{n}: - self.save_c() // SAVE $REG_ffi - - /* load the output buffer first, and then input buffer, - * because the parameter registers collide with RP / RL / RC */ - self.Emit("MOVQ", _RC, _CX) // MOVQ RC, CX - self.Emit("SUBQ", _RL, _CX) // SUBQ RL, CX - self.Emit("MOVQ", _CX, _VAR_dn) // MOVQ CX, dn - self.Emit("LEAQ", jit.Sib(_RP, _RL, 1, 0), _DX) // LEAQ (RP)(RL), DX - self.Emit("LEAQ", _VAR_dn, _CX) // LEAQ dn, CX - self.Emit("MOVQ", _VAR_sp, _AX) // MOVQ sp, AX - self.Emit("MOVQ", jit.Ptr(_SP_p, 0), _DI) // MOVQ (SP.p), DI - self.Emit("MOVQ", jit.Ptr(_SP_p, 8), _SI) // MOVQ 8(SP.p), SI - self.Emit("ADDQ", _AX, _DI) // ADDQ AX, DI - self.Emit("SUBQ", _AX, _SI) // SUBQ AX, SI - - /* set the flags based on `doubleQuote` */ - if !doubleQuote { - self.Emit("XORL", _R8, _R8) // XORL R8, R8 - } else { - self.Emit("MOVL", jit.Imm(types.F_DOUBLE_UNQUOTE), _R8) // MOVL ${types.F_DOUBLE_UNQUOTE}, R8 - } - - /* call the native quoter */ - self.call_c(_F_quote) // CALL quote - self.Emit("ADDQ" , _VAR_dn, _RL) // ADDQ dn, RL - - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JS" , "_str_space_{n}") // JS _str_space_{n} - - /* close the string, check for double quote */ - if !doubleQuote { - self.check_size(1) // SIZE $1 - self.add_char('"') // CHAR $'"' - self.Sjmp("JMP", "_str_end_{n}") // JMP _str_end_{n} - } else { - self.check_size(3) // SIZE $3 - self.add_text("\\\"\"") // TEXT $'\""' - self.Sjmp("JMP", "_str_end_{n}") // JMP _str_end_{n} - } - - /* not enough space to contain the quoted string */ - self.Link("_str_space_{n}") // _str_space_{n}: - self.Emit("NOTQ", _AX) // NOTQ AX - self.Emit("ADDQ", _AX, _VAR_sp) // ADDQ AX, sp - self.Emit("LEAQ", jit.Sib(_RC, _RC, 1, 0), _AX) // LEAQ (RC)(RC), AX - self.slice_grow_ax("_str_loop_{n}") // GROW _str_loop_{n} - - /* empty string, check for double quote */ - if !doubleQuote { - self.Link("_str_empty_{n}") // _str_empty_{n}: - self.check_size(2) // SIZE $2 - self.add_text("\"\"") // TEXT $'""' - self.Link("_str_end_{n}") // _str_end_{n}: - } else { - self.Link("_str_empty_{n}") // _str_empty_{n}: - self.check_size(6) // SIZE $6 - self.add_text("\"\\\"\\\"\"") // TEXT $'"\"\""' - self.Link("_str_end_{n}") // _str_end_{n}: - } -} - -/** OpCode Assembler Functions **/ - -var ( - _T_json_Marshaler = rt.UnpackType(jsonMarshalerType) - _T_encoding_TextMarshaler = rt.UnpackType(encodingTextMarshalerType) -) - -var ( - _F_f64toa = jit.Imm(int64(native.S_f64toa)) - _F_f32toa = jit.Imm(int64(native.S_f32toa)) - _F_i64toa = jit.Imm(int64(native.S_i64toa)) - _F_u64toa = jit.Imm(int64(native.S_u64toa)) - _F_b64encode = jit.Imm(int64(_subr__b64encode)) -) - -var ( - _F_memmove = jit.Func(memmove) - _F_error_number = jit.Func(error_number) - _F_isValidNumber = jit.Func(isValidNumber) -) - -var ( - _F_iteratorStop = jit.Func(iteratorStop) - _F_iteratorNext = jit.Func(iteratorNext) - _F_iteratorStart = jit.Func(iteratorStart) -) - -var ( - _F_encodeTypedPointer obj.Addr - _F_encodeJsonMarshaler obj.Addr - _F_encodeTextMarshaler obj.Addr -) - -const ( - _MODE_AVX2 = 1 << 2 -) - -func init() { - _F_encodeTypedPointer = jit.Func(encodeTypedPointer) - _F_encodeJsonMarshaler = jit.Func(encodeJsonMarshaler) - _F_encodeTextMarshaler = jit.Func(encodeTextMarshaler) -} - -func (self *_Assembler) _asm_OP_null(_ *_Instr) { - self.check_size(4) - self.Emit("MOVL", jit.Imm(_IM_null), jit.Sib(_RP, _RL, 1, 0)) // MOVL $'null', (RP)(RL*1) - self.Emit("ADDQ", jit.Imm(4), _RL) // ADDQ $4, RL -} - -func (self *_Assembler) _asm_OP_empty_arr(_ *_Instr) { - self.Emit("BTQ", jit.Imm(int64(bitNoNullSliceOrMap)), _ARG_fv) - self.Sjmp("JC", "_empty_arr_{n}") - self._asm_OP_null(nil) - self.Sjmp("JMP", "_empty_arr_end_{n}") - self.Link("_empty_arr_{n}") - self.check_size(2) - self.Emit("MOVW", jit.Imm(_IM_array), jit.Sib(_RP, _RL, 1, 0)) - self.Emit("ADDQ", jit.Imm(2), _RL) - self.Link("_empty_arr_end_{n}") -} - -func (self *_Assembler) _asm_OP_empty_obj(_ *_Instr) { - self.Emit("BTQ", jit.Imm(int64(bitNoNullSliceOrMap)), _ARG_fv) - self.Sjmp("JC", "_empty_obj_{n}") - self._asm_OP_null(nil) - self.Sjmp("JMP", "_empty_obj_end_{n}") - self.Link("_empty_obj_{n}") - self.check_size(2) - self.Emit("MOVW", jit.Imm(_IM_object), jit.Sib(_RP, _RL, 1, 0)) - self.Emit("ADDQ", jit.Imm(2), _RL) - self.Link("_empty_obj_end_{n}") -} - -func (self *_Assembler) _asm_OP_bool(_ *_Instr) { - self.Emit("CMPB", jit.Ptr(_SP_p, 0), jit.Imm(0)) // CMPB (SP.p), $0 - self.Sjmp("JE" , "_false_{n}") // JE _false_{n} - self.check_size(4) // SIZE $4 - self.Emit("MOVL", jit.Imm(_IM_true), jit.Sib(_RP, _RL, 1, 0)) // MOVL $'true', (RP)(RL*1) - self.Emit("ADDQ", jit.Imm(4), _RL) // ADDQ $4, RL - self.Sjmp("JMP" , "_end_{n}") // JMP _end_{n} - self.Link("_false_{n}") // _false_{n}: - self.check_size(5) // SIZE $5 - self.Emit("MOVL", jit.Imm(_IM_fals), jit.Sib(_RP, _RL, 1, 0)) // MOVL $'fals', (RP)(RL*1) - self.Emit("MOVB", jit.Imm('e'), jit.Sib(_RP, _RL, 1, 4)) // MOVB $'e', 4(RP)(RL*1) - self.Emit("ADDQ", jit.Imm(5), _RL) // ADDQ $5, RL - self.Link("_end_{n}") // _end_{n}: -} - -func (self *_Assembler) _asm_OP_i8(_ *_Instr) { - self.store_int(4, _F_i64toa, "MOVBQSX") -} - -func (self *_Assembler) _asm_OP_i16(_ *_Instr) { - self.store_int(6, _F_i64toa, "MOVWQSX") -} - -func (self *_Assembler) _asm_OP_i32(_ *_Instr) { - self.store_int(17, _F_i64toa, "MOVLQSX") -} - -func (self *_Assembler) _asm_OP_i64(_ *_Instr) { - self.store_int(21, _F_i64toa, "MOVQ") -} - -func (self *_Assembler) _asm_OP_u8(_ *_Instr) { - self.store_int(3, _F_u64toa, "MOVBQZX") -} - -func (self *_Assembler) _asm_OP_u16(_ *_Instr) { - self.store_int(5, _F_u64toa, "MOVWQZX") -} - -func (self *_Assembler) _asm_OP_u32(_ *_Instr) { - self.store_int(16, _F_u64toa, "MOVLQZX") -} - -func (self *_Assembler) _asm_OP_u64(_ *_Instr) { - self.store_int(20, _F_u64toa, "MOVQ") -} - -func (self *_Assembler) _asm_OP_f32(_ *_Instr) { - self.check_size(32) - self.Emit("MOVL" , jit.Ptr(_SP_p, 0), _AX) // MOVL (SP.p), AX - self.Emit("ANDL" , jit.Imm(_FM_exp32), _AX) // ANDL $_FM_exp32, AX - self.Emit("XORL" , jit.Imm(_FM_exp32), _AX) // XORL $_FM_exp32, AX - self.Sjmp("JZ" , _LB_error_nan_or_infinite) // JZ _error_nan_or_infinite - self.save_c() // SAVE $C_regs - self.rbuf_di() // MOVQ RP, DI - self.Emit("MOVSS" , jit.Ptr(_SP_p, 0), _X0) // MOVSS (SP.p), X0 - self.call_c(_F_f32toa) // CALL_C f64toa - self.Emit("ADDQ" , _AX, _RL) // ADDQ AX, RL -} - -func (self *_Assembler) _asm_OP_f64(_ *_Instr) { - self.check_size(32) - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _AX) // MOVQ (SP.p), AX - self.Emit("MOVQ" , jit.Imm(_FM_exp64), _CX) // MOVQ $_FM_exp64, CX - self.Emit("ANDQ" , _CX, _AX) // ANDQ CX, AX - self.Emit("XORQ" , _CX, _AX) // XORQ CX, AX - self.Sjmp("JZ" , _LB_error_nan_or_infinite) // JZ _error_nan_or_infinite - self.save_c() // SAVE $C_regs - self.rbuf_di() // MOVQ RP, DI - self.Emit("MOVSD" , jit.Ptr(_SP_p, 0), _X0) // MOVSD (SP.p), X0 - self.call_c(_F_f64toa) // CALL_C f64toa - self.Emit("ADDQ" , _AX, _RL) // ADDQ AX, RL -} - -func (self *_Assembler) _asm_OP_str(_ *_Instr) { - self.encode_string(false) -} - -func (self *_Assembler) _asm_OP_bin(_ *_Instr) { - self.Emit("MOVQ", jit.Ptr(_SP_p, 8), _AX) // MOVQ 8(SP.p), AX - self.Emit("ADDQ", jit.Imm(2), _AX) // ADDQ $2, AX - self.Emit("MOVQ", jit.Imm(_IM_mulv), _CX) // MOVQ $_MF_mulv, CX - self.Emit("MOVQ", _DX, _BX) // MOVQ DX, BX - self.From("MULQ", _CX) // MULQ CX - self.Emit("LEAQ", jit.Sib(_DX, _DX, 1, 1), _AX) // LEAQ 1(DX)(DX), AX - self.Emit("ORQ" , jit.Imm(2), _AX) // ORQ $2, AX - self.Emit("MOVQ", _BX, _DX) // MOVQ BX, DX - self.check_size_r(_AX, 0) // SIZE AX - self.add_char('"') // CHAR $'"' - self.Emit("MOVQ", _ARG_rb, _DI) // MOVQ rb<>+0(FP), DI - self.Emit("MOVQ", _RL, jit.Ptr(_DI, 8)) // MOVQ SI, 8(DI) - self.Emit("MOVQ", _SP_p, _SI) // MOVQ SP.p, SI - - /* check for AVX2 support */ - if !cpu.HasAVX2 { - self.Emit("XORL", _DX, _DX) // XORL DX, DX - } else { - self.Emit("MOVL", jit.Imm(_MODE_AVX2), _DX) // MOVL $_MODE_AVX2, DX - } - - /* call the encoder */ - self.call_b64(_F_b64encode) // CALL b64encode - self.load_buffer_AX() // LOAD {buf} - self.add_char('"') // CHAR $'"' -} - -func (self *_Assembler) _asm_OP_quote(_ *_Instr) { - self.encode_string(true) -} - -func (self *_Assembler) _asm_OP_number(_ *_Instr) { - self.Emit("MOVQ" , jit.Ptr(_SP_p, 8), _BX) // MOVQ (SP.p), BX - self.Emit("TESTQ", _BX, _BX) // TESTQ BX, BX - self.Sjmp("JZ" , "_empty_{n}") - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _AX) // MOVQ (SP.p), AX - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JNZ" , "_number_next_{n}") - self.Emit("MOVQ", jit.Imm(int64(panicNilPointerOfNonEmptyString)), _AX) - self.Sjmp("JMP", _LB_panic) - self.Link("_number_next_{n}") - self.call_go(_F_isValidNumber) // CALL_GO isValidNumber - self.Emit("CMPB" , _AX, jit.Imm(0)) // CMPB AX, $0 - self.Sjmp("JE" , _LB_error_invalid_number) // JE _error_invalid_number - self.Emit("MOVQ" , jit.Ptr(_SP_p, 8), _BX) // MOVQ (SP.p), BX - self.check_size_r(_BX, 0) // SIZE BX - self.Emit("LEAQ" , jit.Sib(_RP, _RL, 1, 0), _AX) // LEAQ (RP)(RL), AX - self.Emit("ADDQ" , jit.Ptr(_SP_p, 8), _RL) // ADDQ 8(SP.p), RL - self.Emit("MOVQ", jit.Ptr(_SP_p, 0), _BX) // MOVOU (SP.p), BX - self.Emit("MOVQ", jit.Ptr(_SP_p, 8), _CX) // MOVOU X0, 8(SP) - self.call_go(_F_memmove) // CALL_GO memmove - self.Emit("MOVQ", _ARG_rb, _AX) // MOVQ rb<>+0(FP), AX - self.Emit("MOVQ", _RL, jit.Ptr(_AX, 8)) // MOVQ RL, 8(AX) - self.Sjmp("JMP" , "_done_{n}") // JMP _done_{n} - self.Link("_empty_{n}") // _empty_{n} - self.check_size(1) // SIZE $1 - self.add_char('0') // CHAR $'0' - self.Link("_done_{n}") // _done_{n}: -} - -func (self *_Assembler) _asm_OP_eface(_ *_Instr) { - self.prep_buffer_AX() // MOVE {buf}, AX - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _BX) // MOVQ (SP.p), BX - self.Emit("LEAQ" , jit.Ptr(_SP_p, 8), _CX) // LEAQ 8(SP.p), CX - self.Emit("MOVQ" , _ST, _DI) // MOVQ ST, DI - self.Emit("MOVQ" , _ARG_fv, _SI) // MOVQ fv, AX - self.call_encoder(_F_encodeTypedPointer) // CALL encodeTypedPointer - self.Emit("TESTQ", _ET, _ET) // TESTQ ET, ET - self.Sjmp("JNZ" , _LB_error) // JNZ _error - self.load_buffer_AX() -} - -func (self *_Assembler) _asm_OP_iface(_ *_Instr) { - self.prep_buffer_AX() // MOVE {buf}, AX - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _CX) // MOVQ (SP.p), CX - self.Emit("MOVQ" , jit.Ptr(_CX, 8), _BX) // MOVQ 8(CX), BX - self.Emit("LEAQ" , jit.Ptr(_SP_p, 8), _CX) // LEAQ 8(SP.p), CX - self.Emit("MOVQ" , _ST, _DI) // MOVQ ST, DI - self.Emit("MOVQ" , _ARG_fv, _SI) // MOVQ fv, AX - self.call_encoder(_F_encodeTypedPointer) // CALL encodeTypedPointer - self.Emit("TESTQ", _ET, _ET) // TESTQ ET, ET - self.Sjmp("JNZ" , _LB_error) // JNZ _error - self.load_buffer_AX() -} - -func (self *_Assembler) _asm_OP_byte(p *_Instr) { - self.check_size(1) - self.Emit("MOVB", jit.Imm(p.i64()), jit.Sib(_RP, _RL, 1, 0)) // MOVL p.vi(), (RP)(RL*1) - self.Emit("ADDQ", jit.Imm(1), _RL) // ADDQ $1, RL -} - -func (self *_Assembler) _asm_OP_text(p *_Instr) { - self.check_size(len(p.vs())) // SIZE ${len(p.vs())} - self.add_text(p.vs()) // TEXT ${p.vs()} -} - -func (self *_Assembler) _asm_OP_deref(_ *_Instr) { - self.Emit("MOVQ", jit.Ptr(_SP_p, 0), _SP_p) // MOVQ (SP.p), SP.p -} - -func (self *_Assembler) _asm_OP_index(p *_Instr) { - self.Emit("MOVQ", jit.Imm(p.i64()), _AX) // MOVQ $p.vi(), AX - self.Emit("ADDQ", _AX, _SP_p) // ADDQ AX, SP.p -} - -func (self *_Assembler) _asm_OP_load(_ *_Instr) { - self.Emit("MOVQ", jit.Ptr(_ST, 0), _AX) // MOVQ (ST), AX - self.Emit("MOVQ", jit.Sib(_ST, _AX, 1, -24), _SP_x) // MOVQ -24(ST)(AX), SP.x - self.Emit("MOVQ", jit.Sib(_ST, _AX, 1, -8), _SP_p) // MOVQ -8(ST)(AX), SP.p - self.Emit("MOVQ", jit.Sib(_ST, _AX, 1, 0), _SP_q) // MOVQ (ST)(AX), SP.q -} - -func (self *_Assembler) _asm_OP_save(_ *_Instr) { - self.save_state() -} - -func (self *_Assembler) _asm_OP_drop(_ *_Instr) { - self.drop_state(_StateSize) -} - -func (self *_Assembler) _asm_OP_drop_2(_ *_Instr) { - self.drop_state(_StateSize * 2) // DROP $(_StateSize * 2) - self.Emit("MOVOU", _X0, jit.Sib(_ST, _AX, 1, 56)) // MOVOU X0, 56(ST)(AX) -} - -func (self *_Assembler) _asm_OP_recurse(p *_Instr) { - self.prep_buffer_AX() // MOVE {buf}, (SP) - vt, pv := p.vp() - self.Emit("MOVQ", jit.Type(vt), _BX) // MOVQ $(type(p.vt())), BX - - /* check for indirection */ - if !rt.UnpackType(vt).Indirect() { - self.Emit("MOVQ", _SP_p, _CX) // MOVQ SP.p, CX - } else { - self.Emit("MOVQ", _SP_p, _VAR_vp) // MOVQ SP.p, VAR.vp - self.Emit("LEAQ", _VAR_vp, _CX) // LEAQ VAR.vp, CX - } - - /* call the encoder */ - self.Emit("MOVQ" , _ST, _DI) // MOVQ ST, DI - self.Emit("MOVQ" , _ARG_fv, _SI) // MOVQ $fv, SI - if pv { - self.Emit("BTCQ", jit.Imm(bitPointerValue), _SI) // BTCQ $1, SI - } - self.call_encoder(_F_encodeTypedPointer) // CALL encodeTypedPointer - self.Emit("TESTQ", _ET, _ET) // TESTQ ET, ET - self.Sjmp("JNZ" , _LB_error) // JNZ _error - self.load_buffer_AX() -} - -func (self *_Assembler) _asm_OP_is_nil(p *_Instr) { - self.Emit("CMPQ", jit.Ptr(_SP_p, 0), jit.Imm(0)) // CMPQ (SP.p), $0 - self.Xjmp("JE" , p.vi()) // JE p.vi() -} - -func (self *_Assembler) _asm_OP_is_nil_p1(p *_Instr) { - self.Emit("CMPQ", jit.Ptr(_SP_p, 8), jit.Imm(0)) // CMPQ 8(SP.p), $0 - self.Xjmp("JE" , p.vi()) // JE p.vi() -} - -func (self *_Assembler) _asm_OP_is_zero_1(p *_Instr) { - self.Emit("CMPB", jit.Ptr(_SP_p, 0), jit.Imm(0)) // CMPB (SP.p), $0 - self.Xjmp("JE" , p.vi()) // JE p.vi() -} - -func (self *_Assembler) _asm_OP_is_zero_2(p *_Instr) { - self.Emit("CMPW", jit.Ptr(_SP_p, 0), jit.Imm(0)) // CMPW (SP.p), $0 - self.Xjmp("JE" , p.vi()) // JE p.vi() -} - -func (self *_Assembler) _asm_OP_is_zero_4(p *_Instr) { - self.Emit("CMPL", jit.Ptr(_SP_p, 0), jit.Imm(0)) // CMPL (SP.p), $0 - self.Xjmp("JE" , p.vi()) // JE p.vi() -} - -func (self *_Assembler) _asm_OP_is_zero_8(p *_Instr) { - self.Emit("CMPQ", jit.Ptr(_SP_p, 0), jit.Imm(0)) // CMPQ (SP.p), $0 - self.Xjmp("JE" , p.vi()) // JE p.vi() -} - -func (self *_Assembler) _asm_OP_is_zero_map(p *_Instr) { - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _AX) // MOVQ (SP.p), AX - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Xjmp("JZ" , p.vi()) // JZ p.vi() - self.Emit("CMPQ" , jit.Ptr(_AX, 0), jit.Imm(0)) // CMPQ (AX), $0 - self.Xjmp("JE" , p.vi()) // JE p.vi() -} - -func (self *_Assembler) _asm_OP_goto(p *_Instr) { - self.Xjmp("JMP", p.vi()) -} - -func (self *_Assembler) _asm_OP_map_iter(p *_Instr) { - self.Emit("MOVQ" , jit.Type(p.vt()), _AX) // MOVQ $p.vt(), AX - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _BX) // MOVQ (SP.p), BX - self.Emit("MOVQ" , _ARG_fv, _CX) // MOVQ fv, CX - self.call_go(_F_iteratorStart) // CALL_GO iteratorStart - self.Emit("MOVQ" , _AX, _SP_q) // MOVQ AX, SP.q - self.Emit("MOVQ" , _BX, _ET) // MOVQ 32(SP), ET - self.Emit("MOVQ" , _CX, _EP) // MOVQ 40(SP), EP - self.Emit("TESTQ", _ET, _ET) // TESTQ ET, ET - self.Sjmp("JNZ" , _LB_error) // JNZ _error -} - -func (self *_Assembler) _asm_OP_map_stop(_ *_Instr) { - self.Emit("MOVQ", _SP_q, _AX) // MOVQ SP.q, AX - self.call_go(_F_iteratorStop) // CALL_GO iteratorStop - self.Emit("XORL", _SP_q, _SP_q) // XORL SP.q, SP.q -} - -func (self *_Assembler) _asm_OP_map_check_key(p *_Instr) { - self.Emit("MOVQ" , jit.Ptr(_SP_q, 0), _SP_p) // MOVQ (SP.q), SP.p - self.Emit("TESTQ", _SP_p, _SP_p) // TESTQ SP.p, SP.p - self.Xjmp("JZ" , p.vi()) // JNZ p.vi() -} - -func (self *_Assembler) _asm_OP_map_write_key(p *_Instr) { - self.Emit("BTQ", jit.Imm(bitSortMapKeys), _ARG_fv) // BTQ ${SortMapKeys}, fv - self.Sjmp("JNC", "_unordered_key_{n}") // JNC _unordered_key_{n} - self.encode_string(false) // STR $false - self.Xjmp("JMP", p.vi()) // JMP ${p.vi()} - self.Link("_unordered_key_{n}") // _unordered_key_{n}: -} - -func (self *_Assembler) _asm_OP_map_value_next(_ *_Instr) { - self.Emit("MOVQ", jit.Ptr(_SP_q, 8), _SP_p) // MOVQ 8(SP.q), SP.p - self.Emit("MOVQ", _SP_q, _AX) // MOVQ SP.q, AX - self.call_go(_F_iteratorNext) // CALL_GO iteratorNext -} - -func (self *_Assembler) _asm_OP_slice_len(_ *_Instr) { - self.Emit("MOVQ" , jit.Ptr(_SP_p, 8), _SP_x) // MOVQ 8(SP.p), SP.x - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _SP_p) // MOVQ (SP.p), SP.p - self.Emit("ORQ" , jit.Imm(1 << _S_init), _SP_f) // ORQ $(1<<_S_init), SP.f -} - -func (self *_Assembler) _asm_OP_slice_next(p *_Instr) { - self.Emit("TESTQ" , _SP_x, _SP_x) // TESTQ SP.x, SP.x - self.Xjmp("JZ" , p.vi()) // JZ p.vi() - self.Emit("SUBQ" , jit.Imm(1), _SP_x) // SUBQ $1, SP.x - self.Emit("BTRQ" , jit.Imm(_S_init), _SP_f) // BTRQ $_S_init, SP.f - self.Emit("LEAQ" , jit.Ptr(_SP_p, int64(p.vlen())), _AX) // LEAQ $(p.vlen())(SP.p), AX - self.Emit("CMOVQCC", _AX, _SP_p) // CMOVQNC AX, SP.p -} - -func (self *_Assembler) _asm_OP_marshal(p *_Instr) { - self.call_marshaler(_F_encodeJsonMarshaler, _T_json_Marshaler, p.vt()) -} - -func (self *_Assembler) _asm_OP_marshal_p(p *_Instr) { - if p.vk() != reflect.Ptr { - panic("marshal_p: invalid type") - } else { - self.call_marshaler_v(_F_encodeJsonMarshaler, _T_json_Marshaler, p.vt(), false) - } -} - -func (self *_Assembler) _asm_OP_marshal_text(p *_Instr) { - self.call_marshaler(_F_encodeTextMarshaler, _T_encoding_TextMarshaler, p.vt()) -} - -func (self *_Assembler) _asm_OP_marshal_text_p(p *_Instr) { - if p.vk() != reflect.Ptr { - panic("marshal_text_p: invalid type") - } else { - self.call_marshaler_v(_F_encodeTextMarshaler, _T_encoding_TextMarshaler, p.vt(), false) - } -} - -func (self *_Assembler) _asm_OP_cond_set(_ *_Instr) { - self.Emit("ORQ", jit.Imm(1 << _S_cond), _SP_f) // ORQ $(1<<_S_cond), SP.f -} - -func (self *_Assembler) _asm_OP_cond_testc(p *_Instr) { - self.Emit("BTRQ", jit.Imm(_S_cond), _SP_f) // BTRQ $_S_cond, SP.f - self.Xjmp("JC" , p.vi()) -} - -func (self *_Assembler) print_gc(i int, p1 *_Instr, p2 *_Instr) { - self.Emit("MOVQ", jit.Imm(int64(p2.op())), _CX) // MOVQ $(p2.op()), AX - self.Emit("MOVQ", jit.Imm(int64(p1.op())), _BX) // MOVQ $(p1.op()), BX - self.Emit("MOVQ", jit.Imm(int64(i)), _AX) // MOVQ $(i), CX - self.call_go(_F_println) -} diff --git a/vendor/github.com/bytedance/sonic/internal/encoder/assembler_stkabi_amd64.go b/vendor/github.com/bytedance/sonic/internal/encoder/assembler_stkabi_amd64.go deleted file mode 100644 index 89dafc84e..000000000 --- a/vendor/github.com/bytedance/sonic/internal/encoder/assembler_stkabi_amd64.go +++ /dev/null @@ -1,1175 +0,0 @@ -// +build go1.16,!go1.17 - -/* - * Copyright 2021 ByteDance Inc. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package encoder - -import ( - `fmt` - `reflect` - `strconv` - `unsafe` - - `github.com/bytedance/sonic/internal/cpu` - `github.com/bytedance/sonic/internal/jit` - `github.com/bytedance/sonic/internal/native/types` - `github.com/twitchyliquid64/golang-asm/obj` - `github.com/twitchyliquid64/golang-asm/obj/x86` - - `github.com/bytedance/sonic/internal/native` - `github.com/bytedance/sonic/internal/rt` -) - -/** Register Allocations - * - * State Registers: - * - * %rbx : stack base - * %rdi : result pointer - * %rsi : result length - * %rdx : result capacity - * %r12 : sp->p - * %r13 : sp->q - * %r14 : sp->x - * %r15 : sp->f - * - * Error Registers: - * - * %r10 : error type register - * %r11 : error pointer register - */ - -/** Function Prototype & Stack Map - * - * func (buf *[]byte, p unsafe.Pointer, sb *_Stack, fv uint64) (err error) - * - * buf : (FP) - * p : 8(FP) - * sb : 16(FP) - * fv : 24(FP) - * err.vt : 32(FP) - * err.vp : 40(FP) - */ - -const ( - _S_cond = iota - _S_init -) - -const ( - _FP_args = 48 // 48 bytes for passing arguments to this function - _FP_fargs = 64 // 64 bytes for passing arguments to other Go functions - _FP_saves = 64 // 64 bytes for saving the registers before CALL instructions - _FP_locals = 24 // 24 bytes for local variables -) - -const ( - _FP_offs = _FP_fargs + _FP_saves + _FP_locals - _FP_size = _FP_offs + 8 // 8 bytes for the parent frame pointer - _FP_base = _FP_size + 8 // 8 bytes for the return address -) - -const ( - _FM_exp32 = 0x7f800000 - _FM_exp64 = 0x7ff0000000000000 -) - -const ( - _IM_null = 0x6c6c756e // 'null' - _IM_true = 0x65757274 // 'true' - _IM_fals = 0x736c6166 // 'fals' ('false' without the 'e') - _IM_open = 0x00225c22 // '"\"∅' - _IM_array = 0x5d5b // '[]' - _IM_object = 0x7d7b // '{}' - _IM_mulv = -0x5555555555555555 -) - -const ( - _LB_more_space = "_more_space" - _LB_more_space_return = "_more_space_return_" -) - -const ( - _LB_error = "_error" - _LB_error_too_deep = "_error_too_deep" - _LB_error_invalid_number = "_error_invalid_number" - _LB_error_nan_or_infinite = "_error_nan_or_infinite" - _LB_panic = "_panic" -) - -var ( - _AX = jit.Reg("AX") - _CX = jit.Reg("CX") - _DX = jit.Reg("DX") - _DI = jit.Reg("DI") - _SI = jit.Reg("SI") - _BP = jit.Reg("BP") - _SP = jit.Reg("SP") - _R8 = jit.Reg("R8") -) - -var ( - _X0 = jit.Reg("X0") - _Y0 = jit.Reg("Y0") -) - -var ( - _ST = jit.Reg("BX") - _RP = jit.Reg("DI") - _RL = jit.Reg("SI") - _RC = jit.Reg("DX") -) - -var ( - _LR = jit.Reg("R9") - _R10 = jit.Reg("R10") // used for gcWriterBarrier - _ET = jit.Reg("R10") - _EP = jit.Reg("R11") -) - -var ( - _SP_p = jit.Reg("R12") - _SP_q = jit.Reg("R13") - _SP_x = jit.Reg("R14") - _SP_f = jit.Reg("R15") -) - -var ( - _ARG_rb = jit.Ptr(_SP, _FP_base) - _ARG_vp = jit.Ptr(_SP, _FP_base + 8) - _ARG_sb = jit.Ptr(_SP, _FP_base + 16) - _ARG_fv = jit.Ptr(_SP, _FP_base + 24) -) - -var ( - _RET_et = jit.Ptr(_SP, _FP_base + 32) - _RET_ep = jit.Ptr(_SP, _FP_base + 40) -) - -var ( - _VAR_sp = jit.Ptr(_SP, _FP_fargs + _FP_saves) - _VAR_dn = jit.Ptr(_SP, _FP_fargs + _FP_saves + 8) - _VAR_vp = jit.Ptr(_SP, _FP_fargs + _FP_saves + 16) -) - -var ( - _REG_ffi = []obj.Addr{_RP, _RL, _RC} - _REG_enc = []obj.Addr{_ST, _SP_x, _SP_f, _SP_p, _SP_q, _RL} - _REG_jsr = []obj.Addr{_ST, _SP_x, _SP_f, _SP_p, _SP_q, _LR} - _REG_all = []obj.Addr{_ST, _SP_x, _SP_f, _SP_p, _SP_q, _RP, _RL, _RC} -) - -type _Assembler struct { - jit.BaseAssembler - p _Program - x int - name string -} - -func newAssembler(p _Program) *_Assembler { - return new(_Assembler).Init(p) -} - -/** Assembler Interface **/ -func (self *_Assembler) Load() _Encoder { - return ptoenc(self.BaseAssembler.Load("encode_"+self.name, _FP_size, _FP_args, argPtrs, localPtrs)) -} - -func (self *_Assembler) Init(p _Program) *_Assembler { - self.p = p - self.BaseAssembler.Init(self.compile) - return self -} - -func (self *_Assembler) compile() { - self.prologue() - self.instrs() - self.epilogue() - self.builtins() -} - -/** Assembler Stages **/ - -var _OpFuncTab = [256]func(*_Assembler, *_Instr) { - _OP_null : (*_Assembler)._asm_OP_null, - _OP_empty_arr : (*_Assembler)._asm_OP_empty_arr, - _OP_empty_obj : (*_Assembler)._asm_OP_empty_obj, - _OP_bool : (*_Assembler)._asm_OP_bool, - _OP_i8 : (*_Assembler)._asm_OP_i8, - _OP_i16 : (*_Assembler)._asm_OP_i16, - _OP_i32 : (*_Assembler)._asm_OP_i32, - _OP_i64 : (*_Assembler)._asm_OP_i64, - _OP_u8 : (*_Assembler)._asm_OP_u8, - _OP_u16 : (*_Assembler)._asm_OP_u16, - _OP_u32 : (*_Assembler)._asm_OP_u32, - _OP_u64 : (*_Assembler)._asm_OP_u64, - _OP_f32 : (*_Assembler)._asm_OP_f32, - _OP_f64 : (*_Assembler)._asm_OP_f64, - _OP_str : (*_Assembler)._asm_OP_str, - _OP_bin : (*_Assembler)._asm_OP_bin, - _OP_quote : (*_Assembler)._asm_OP_quote, - _OP_number : (*_Assembler)._asm_OP_number, - _OP_eface : (*_Assembler)._asm_OP_eface, - _OP_iface : (*_Assembler)._asm_OP_iface, - _OP_byte : (*_Assembler)._asm_OP_byte, - _OP_text : (*_Assembler)._asm_OP_text, - _OP_deref : (*_Assembler)._asm_OP_deref, - _OP_index : (*_Assembler)._asm_OP_index, - _OP_load : (*_Assembler)._asm_OP_load, - _OP_save : (*_Assembler)._asm_OP_save, - _OP_drop : (*_Assembler)._asm_OP_drop, - _OP_drop_2 : (*_Assembler)._asm_OP_drop_2, - _OP_recurse : (*_Assembler)._asm_OP_recurse, - _OP_is_nil : (*_Assembler)._asm_OP_is_nil, - _OP_is_nil_p1 : (*_Assembler)._asm_OP_is_nil_p1, - _OP_is_zero_1 : (*_Assembler)._asm_OP_is_zero_1, - _OP_is_zero_2 : (*_Assembler)._asm_OP_is_zero_2, - _OP_is_zero_4 : (*_Assembler)._asm_OP_is_zero_4, - _OP_is_zero_8 : (*_Assembler)._asm_OP_is_zero_8, - _OP_is_zero_map : (*_Assembler)._asm_OP_is_zero_map, - _OP_goto : (*_Assembler)._asm_OP_goto, - _OP_map_iter : (*_Assembler)._asm_OP_map_iter, - _OP_map_stop : (*_Assembler)._asm_OP_map_stop, - _OP_map_check_key : (*_Assembler)._asm_OP_map_check_key, - _OP_map_write_key : (*_Assembler)._asm_OP_map_write_key, - _OP_map_value_next : (*_Assembler)._asm_OP_map_value_next, - _OP_slice_len : (*_Assembler)._asm_OP_slice_len, - _OP_slice_next : (*_Assembler)._asm_OP_slice_next, - _OP_marshal : (*_Assembler)._asm_OP_marshal, - _OP_marshal_p : (*_Assembler)._asm_OP_marshal_p, - _OP_marshal_text : (*_Assembler)._asm_OP_marshal_text, - _OP_marshal_text_p : (*_Assembler)._asm_OP_marshal_text_p, - _OP_cond_set : (*_Assembler)._asm_OP_cond_set, - _OP_cond_testc : (*_Assembler)._asm_OP_cond_testc, -} - -func (self *_Assembler) instr(v *_Instr) { - if fn := _OpFuncTab[v.op()]; fn != nil { - fn(self, v) - } else { - panic(fmt.Sprintf("invalid opcode: %d", v.op())) - } -} - -func (self *_Assembler) instrs() { - for i, v := range self.p { - self.Mark(i) - self.instr(&v) - self.debug_instr(i, &v) - } -} - -func (self *_Assembler) builtins() { - self.more_space() - self.error_too_deep() - self.error_invalid_number() - self.error_nan_or_infinite() - self.go_panic() -} - -func (self *_Assembler) epilogue() { - self.Mark(len(self.p)) - self.Emit("XORL", _ET, _ET) - self.Emit("XORL", _EP, _EP) - self.Link(_LB_error) - self.Emit("MOVQ", _ARG_rb, _AX) // MOVQ rb<>+0(FP), AX - self.Emit("MOVQ", _RL, jit.Ptr(_AX, 8)) // MOVQ RL, 8(AX) - self.Emit("MOVQ", _ET, _RET_et) // MOVQ ET, et<>+24(FP) - self.Emit("MOVQ", _EP, _RET_ep) // MOVQ EP, ep<>+32(FP) - self.Emit("MOVQ", jit.Ptr(_SP, _FP_offs), _BP) // MOVQ _FP_offs(SP), BP - self.Emit("ADDQ", jit.Imm(_FP_size), _SP) // ADDQ $_FP_size, SP - self.Emit("RET") // RET -} - -func (self *_Assembler) prologue() { - self.Emit("SUBQ", jit.Imm(_FP_size), _SP) // SUBQ $_FP_size, SP - self.Emit("MOVQ", _BP, jit.Ptr(_SP, _FP_offs)) // MOVQ BP, _FP_offs(SP) - self.Emit("LEAQ", jit.Ptr(_SP, _FP_offs), _BP) // LEAQ _FP_offs(SP), BP - self.load_buffer() // LOAD {buf} - self.Emit("MOVQ", _ARG_vp, _SP_p) // MOVQ vp<>+8(FP), SP.p - self.Emit("MOVQ", _ARG_sb, _ST) // MOVQ sb<>+16(FP), ST - self.Emit("XORL", _SP_x, _SP_x) // XORL SP.x, SP.x - self.Emit("XORL", _SP_f, _SP_f) // XORL SP.f, SP.f - self.Emit("XORL", _SP_q, _SP_q) // XORL SP.q, SP.q -} - -/** Assembler Inline Functions **/ - -func (self *_Assembler) xsave(reg ...obj.Addr) { - for i, v := range reg { - if i > _FP_saves / 8 - 1 { - panic("too many registers to save") - } else { - self.Emit("MOVQ", v, jit.Ptr(_SP, _FP_fargs + int64(i) * 8)) - } - } -} - -func (self *_Assembler) xload(reg ...obj.Addr) { - for i, v := range reg { - if i > _FP_saves / 8 - 1 { - panic("too many registers to load") - } else { - self.Emit("MOVQ", jit.Ptr(_SP, _FP_fargs + int64(i) * 8), v) - } - } -} - -func (self *_Assembler) rbuf_di() { - if _RP.Reg != x86.REG_DI { - panic("register allocation messed up: RP != DI") - } else { - self.Emit("ADDQ", _RL, _RP) - } -} - -func (self *_Assembler) store_int(nd int, fn obj.Addr, ins string) { - self.check_size(nd) - self.save_c() // SAVE $C_regs - self.rbuf_di() // MOVQ RP, DI - self.Emit(ins, jit.Ptr(_SP_p, 0), _SI) // $ins (SP.p), SI - self.call_c(fn) // CALL_C $fn - self.Emit("ADDQ", _AX, _RL) // ADDQ AX, RL -} - -func (self *_Assembler) store_str(s string) { - i := 0 - m := rt.Str2Mem(s) - - /* 8-byte stores */ - for i <= len(m) - 8 { - self.Emit("MOVQ", jit.Imm(rt.Get64(m[i:])), _AX) // MOVQ $s[i:], AX - self.Emit("MOVQ", _AX, jit.Sib(_RP, _RL, 1, int64(i))) // MOVQ AX, i(RP)(RL) - i += 8 - } - - /* 4-byte stores */ - if i <= len(m) - 4 { - self.Emit("MOVL", jit.Imm(int64(rt.Get32(m[i:]))), jit.Sib(_RP, _RL, 1, int64(i))) // MOVL $s[i:], i(RP)(RL) - i += 4 - } - - /* 2-byte stores */ - if i <= len(m) - 2 { - self.Emit("MOVW", jit.Imm(int64(rt.Get16(m[i:]))), jit.Sib(_RP, _RL, 1, int64(i))) // MOVW $s[i:], i(RP)(RL) - i += 2 - } - - /* last byte */ - if i < len(m) { - self.Emit("MOVB", jit.Imm(int64(m[i])), jit.Sib(_RP, _RL, 1, int64(i))) // MOVB $s[i:], i(RP)(RL) - } -} - -func (self *_Assembler) check_size(n int) { - self.check_size_rl(jit.Ptr(_RL, int64(n))) -} - -func (self *_Assembler) check_size_r(r obj.Addr, d int) { - self.check_size_rl(jit.Sib(_RL, r, 1, int64(d))) -} - -func (self *_Assembler) check_size_rl(v obj.Addr) { - idx := self.x - key := _LB_more_space_return + strconv.Itoa(idx) - - /* the following code relies on LR == R9 to work */ - if _LR.Reg != x86.REG_R9 { - panic("register allocation messed up: LR != R9") - } - - /* check for buffer capacity */ - self.x++ - self.Emit("LEAQ", v, _AX) // LEAQ $v, AX - self.Emit("CMPQ", _AX, _RC) // CMPQ AX, RC - self.Sjmp("JBE" , key) // JBE _more_space_return_{n} - self.slice_grow_ax(key) // GROW $key - self.Link(key) // _more_space_return_{n}: -} - -func (self *_Assembler) slice_grow_ax(ret string) { - self.Byte(0x4c, 0x8d, 0x0d) // LEAQ ?(PC), R9 - self.Sref(ret, 4) // .... &ret - self.Sjmp("JMP" , _LB_more_space) // JMP _more_space -} - -/** State Stack Helpers **/ - -const ( - _StateSize = int64(unsafe.Sizeof(_State{})) - _StackLimit = _MaxStack * _StateSize -) - -func (self *_Assembler) save_state() { - self.Emit("MOVQ", jit.Ptr(_ST, 0), _CX) // MOVQ (ST), CX - self.Emit("LEAQ", jit.Ptr(_CX, _StateSize), _R8) // LEAQ _StateSize(CX), R8 - self.Emit("CMPQ", _R8, jit.Imm(_StackLimit)) // CMPQ R8, $_StackLimit - self.Sjmp("JAE" , _LB_error_too_deep) // JA _error_too_deep - self.Emit("MOVQ", _SP_x, jit.Sib(_ST, _CX, 1, 8)) // MOVQ SP.x, 8(ST)(CX) - self.Emit("MOVQ", _SP_f, jit.Sib(_ST, _CX, 1, 16)) // MOVQ SP.f, 16(ST)(CX) - self.WritePtr(0, _SP_p, jit.Sib(_ST, _CX, 1, 24)) // MOVQ SP.p, 24(ST)(CX) - self.WritePtr(1, _SP_q, jit.Sib(_ST, _CX, 1, 32)) // MOVQ SP.q, 32(ST)(CX) - self.Emit("MOVQ", _R8, jit.Ptr(_ST, 0)) // MOVQ R8, (ST) -} - -func (self *_Assembler) drop_state(decr int64) { - self.Emit("MOVQ" , jit.Ptr(_ST, 0), _AX) // MOVQ (ST), AX - self.Emit("SUBQ" , jit.Imm(decr), _AX) // SUBQ $decr, AX - self.Emit("MOVQ" , _AX, jit.Ptr(_ST, 0)) // MOVQ AX, (ST) - self.Emit("MOVQ" , jit.Sib(_ST, _AX, 1, 8), _SP_x) // MOVQ 8(ST)(AX), SP.x - self.Emit("MOVQ" , jit.Sib(_ST, _AX, 1, 16), _SP_f) // MOVQ 16(ST)(AX), SP.f - self.Emit("MOVQ" , jit.Sib(_ST, _AX, 1, 24), _SP_p) // MOVQ 24(ST)(AX), SP.p - self.Emit("MOVQ" , jit.Sib(_ST, _AX, 1, 32), _SP_q) // MOVQ 32(ST)(AX), SP.q - self.Emit("PXOR" , _X0, _X0) // PXOR X0, X0 - self.Emit("MOVOU", _X0, jit.Sib(_ST, _AX, 1, 8)) // MOVOU X0, 8(ST)(AX) - self.Emit("MOVOU", _X0, jit.Sib(_ST, _AX, 1, 24)) // MOVOU X0, 24(ST)(AX) -} - -/** Buffer Helpers **/ - -func (self *_Assembler) add_char(ch byte) { - self.Emit("MOVB", jit.Imm(int64(ch)), jit.Sib(_RP, _RL, 1, 0)) // MOVB $ch, (RP)(RL) - self.Emit("ADDQ", jit.Imm(1), _RL) // ADDQ $1, RL -} - -func (self *_Assembler) add_long(ch uint32, n int64) { - self.Emit("MOVL", jit.Imm(int64(ch)), jit.Sib(_RP, _RL, 1, 0)) // MOVL $ch, (RP)(RL) - self.Emit("ADDQ", jit.Imm(n), _RL) // ADDQ $n, RL -} - -func (self *_Assembler) add_text(ss string) { - self.store_str(ss) // TEXT $ss - self.Emit("ADDQ", jit.Imm(int64(len(ss))), _RL) // ADDQ ${len(ss)}, RL -} - -func (self *_Assembler) prep_buffer() { - self.Emit("MOVQ", _ARG_rb, _AX) // MOVQ rb<>+0(FP), AX - self.Emit("MOVQ", _RL, jit.Ptr(_AX, 8)) // MOVQ RL, 8(AX) - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 0)) // MOVQ AX, (SP) -} - -func (self *_Assembler) prep_buffer_c() { - self.Emit("MOVQ", _ARG_rb, _DI) // MOVQ rb<>+0(FP), DI - self.Emit("MOVQ", _RL, jit.Ptr(_DI, 8)) // MOVQ RL, 8(DI) -} - -func (self *_Assembler) save_buffer() { - self.Emit("MOVQ", _ARG_rb, _CX) // MOVQ rb<>+0(FP), CX - self.Emit("MOVQ", _RP, jit.Ptr(_CX, 0)) // MOVQ RP, (CX) - self.Emit("MOVQ", _RL, jit.Ptr(_CX, 8)) // MOVQ RL, 8(CX) - self.Emit("MOVQ", _RC, jit.Ptr(_CX, 16)) // MOVQ RC, 16(CX) -} - -func (self *_Assembler) load_buffer() { - self.Emit("MOVQ", _ARG_rb, _AX) // MOVQ rb<>+0(FP), AX - self.Emit("MOVQ", jit.Ptr(_AX, 0), _RP) // MOVQ (AX), RP - self.Emit("MOVQ", jit.Ptr(_AX, 8), _RL) // MOVQ 8(AX), RL - self.Emit("MOVQ", jit.Ptr(_AX, 16), _RC) // MOVQ 16(AX), RC -} - -/** Function Interface Helpers **/ - -func (self *_Assembler) call(pc obj.Addr) { - self.Emit("MOVQ", pc, _AX) // MOVQ $pc, AX - self.Rjmp("CALL", _AX) // CALL AX -} - -func (self *_Assembler) save_c() { - self.xsave(_REG_ffi...) // SAVE $REG_ffi -} - -func (self *_Assembler) call_c(pc obj.Addr) { - self.call(pc) // CALL $pc - self.xload(_REG_ffi...) // LOAD $REG_ffi -} - -func (self *_Assembler) call_go(pc obj.Addr) { - self.xsave(_REG_all...) // SAVE $REG_all - self.call(pc) // CALL $pc - self.xload(_REG_all...) // LOAD $REG_all -} - -func (self *_Assembler) call_encoder(pc obj.Addr) { - self.xsave(_REG_enc...) // SAVE $REG_enc - self.call(pc) // CALL $pc - self.xload(_REG_enc...) // LOAD $REG_enc - self.load_buffer() // LOAD {buf} -} - -func (self *_Assembler) call_marshaler(fn obj.Addr, it *rt.GoType, vt reflect.Type) { - switch vt.Kind() { - case reflect.Interface : self.call_marshaler_i(fn, it) - case reflect.Ptr, reflect.Map: self.call_marshaler_v(fn, it, vt, true) - // struct/array of 1 direct iface type can be direct - default : self.call_marshaler_v(fn, it, vt, !rt.UnpackType(vt).Indirect()) - } -} - -func (self *_Assembler) call_marshaler_i(fn obj.Addr, it *rt.GoType) { - self.Emit("MOVQ" , jit.Gtype(it), _AX) // MOVQ $it, AX - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 0)) // MOVQ AX, (SP) - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _AX) // MOVQ (SP.p), AX - self.Emit("MOVQ" , jit.Ptr(_SP_p, 8), _CX) // MOVQ 8(SP.p), CX - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JZ" , "_null_{n}") // JZ _null_{n} - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 8)) // MOVQ AX, 8(SP) - self.Emit("MOVQ" , _CX, jit.Ptr(_SP, 16)) // MOVQ CX, 16(SP) - self.call_go(_F_assertI2I) // CALL_GO assertI2I - self.prep_buffer() // MOVE {buf}, (SP) - self.Emit("MOVOU", jit.Ptr(_SP, 24), _X0) // MOVOU 24(SP), X0 - self.Emit("MOVOU", _X0, jit.Ptr(_SP, 8)) // MOVOU X0, 8(SP) - self.Emit("MOVQ", _ARG_fv, _CX) // MOVQ ARG.fv, CX - self.Emit("MOVQ", _CX, jit.Ptr(_SP, 24)) // MOVQ CX, 24(SP) - self.call_encoder(fn) // CALL $fn - self.Emit("MOVQ" , jit.Ptr(_SP, 32), _ET) // MOVQ 32(SP), ET - self.Emit("MOVQ" , jit.Ptr(_SP, 40), _EP) // MOVQ 40(SP), EP - self.Emit("TESTQ", _ET, _ET) // TESTQ ET, ET - self.Sjmp("JNZ" , _LB_error) // JNZ _error - self.Sjmp("JMP" , "_done_{n}") // JMP _done_{n} - self.Link("_null_{n}") // _null_{n}: - self.check_size(4) // SIZE $4 - self.Emit("MOVL", jit.Imm(_IM_null), jit.Sib(_RP, _RL, 1, 0)) // MOVL $'null', (RP)(RL*1) - self.Emit("ADDQ", jit.Imm(4), _RL) // ADDQ $4, RL - self.Link("_done_{n}") // _done_{n}: -} - -func (self *_Assembler) call_marshaler_v(fn obj.Addr, it *rt.GoType, vt reflect.Type, deref bool) { - self.prep_buffer() // MOVE {buf}, (SP) - self.Emit("MOVQ", jit.Itab(it, vt), _AX) // MOVQ $(itab(it, vt)), AX - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 8)) // MOVQ AX, 8(SP) - - /* dereference the pointer if needed */ - if !deref { - self.Emit("MOVQ", _SP_p, jit.Ptr(_SP, 16)) // MOVQ SP.p, 16(SP) - } else { - self.Emit("MOVQ", jit.Ptr(_SP_p, 0), _AX) // MOVQ (SP.p), AX - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 16)) // MOVQ AX, 16(SP) - } - - /* call the encoder, and perform error checks */ - self.Emit("MOVQ", _ARG_fv, _CX) // MOVQ ARG.fv, CX - self.Emit("MOVQ", _CX, jit.Ptr(_SP, 24)) // MOVQ CX, 24(SP) - self.call_encoder(fn) // CALL $fn - self.Emit("MOVQ" , jit.Ptr(_SP, 32), _ET) // MOVQ 32(SP), ET - self.Emit("MOVQ" , jit.Ptr(_SP, 40), _EP) // MOVQ 40(SP), EP - self.Emit("TESTQ", _ET, _ET) // TESTQ ET, ET - self.Sjmp("JNZ" , _LB_error) // JNZ _error -} - -/** Builtin: _more_space **/ - -var ( - _T_byte = jit.Type(byteType) - _F_growslice = jit.Func(growslice) -) - -func (self *_Assembler) more_space() { - self.Link(_LB_more_space) - self.Emit("MOVQ", _T_byte, _AX) // MOVQ $_T_byte, _AX - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 0)) // MOVQ _AX, (SP) - self.Emit("MOVQ", _RP, jit.Ptr(_SP, 8)) // MOVQ RP, 8(SP) - self.Emit("MOVQ", _RL, jit.Ptr(_SP, 16)) // MOVQ RL, 16(SP) - self.Emit("MOVQ", _RC, jit.Ptr(_SP, 24)) // MOVQ RC, 24(SP) - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 32)) // MOVQ AX, 32(SP) - self.xsave(_REG_jsr...) // SAVE $REG_jsr - self.call(_F_growslice) // CALL $pc - self.xload(_REG_jsr...) // LOAD $REG_jsr - self.Emit("MOVQ", jit.Ptr(_SP, 40), _RP) // MOVQ 40(SP), RP - self.Emit("MOVQ", jit.Ptr(_SP, 48), _RL) // MOVQ 48(SP), RL - self.Emit("MOVQ", jit.Ptr(_SP, 56), _RC) // MOVQ 56(SP), RC - self.save_buffer() // SAVE {buf} - self.Rjmp("JMP" , _LR) // JMP LR -} - -/** Builtin Errors **/ - -var ( - _V_ERR_too_deep = jit.Imm(int64(uintptr(unsafe.Pointer(_ERR_too_deep)))) - _V_ERR_nan_or_infinite = jit.Imm(int64(uintptr(unsafe.Pointer(_ERR_nan_or_infinite)))) - _I_json_UnsupportedValueError = jit.Itab(rt.UnpackType(errorType), jsonUnsupportedValueType) -) - -func (self *_Assembler) error_too_deep() { - self.Link(_LB_error_too_deep) - self.Emit("MOVQ", _V_ERR_too_deep, _EP) // MOVQ $_V_ERR_too_deep, EP - self.Emit("MOVQ", _I_json_UnsupportedValueError, _ET) // MOVQ $_I_json_UnsupportedValuError, ET - self.Sjmp("JMP" , _LB_error) // JMP _error -} - -func (self *_Assembler) error_invalid_number() { - self.Link(_LB_error_invalid_number) - self.call_go(_F_error_number) // CALL_GO error_number - self.Emit("MOVQ", jit.Ptr(_SP, 16), _ET) // MOVQ 16(SP), ET - self.Emit("MOVQ", jit.Ptr(_SP, 24), _EP) // MOVQ 24(SP), EP - self.Sjmp("JMP" , _LB_error) // JMP _error -} - -func (self *_Assembler) error_nan_or_infinite() { - self.Link(_LB_error_nan_or_infinite) - self.Emit("MOVQ", _V_ERR_nan_or_infinite, _EP) // MOVQ $_V_ERR_nan_or_infinite, EP - self.Emit("MOVQ", _I_json_UnsupportedValueError, _ET) // MOVQ $_I_json_UnsupportedValuError, ET - self.Sjmp("JMP" , _LB_error) // JMP _error -} - -/** String Encoding Routine **/ - -var ( - _F_quote = jit.Imm(int64(native.S_quote)) - _F_panic = jit.Func(goPanic) -) - -func (self *_Assembler) go_panic() { - self.Link(_LB_panic) - self.Emit("MOVQ", _SP_p, jit.Ptr(_SP, 8)) - self.call_go(_F_panic) -} - -func (self *_Assembler) encode_string(doubleQuote bool) { - self.Emit("MOVQ" , jit.Ptr(_SP_p, 8), _AX) // MOVQ 8(SP.p), AX - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JZ" , "_str_empty_{n}") // JZ _str_empty_{n} - self.Emit("CMPQ", jit.Ptr(_SP_p, 0), jit.Imm(0)) - self.Sjmp("JNE" , "_str_next_{n}") - self.Emit("MOVQ", jit.Imm(int64(panicNilPointerOfNonEmptyString)), jit.Ptr(_SP, 0)) - self.Sjmp("JMP", _LB_panic) - self.Link("_str_next_{n}") - - /* openning quote, check for double quote */ - if !doubleQuote { - self.check_size_r(_AX, 2) // SIZE $2 - self.add_char('"') // CHAR $'"' - } else { - self.check_size_r(_AX, 6) // SIZE $6 - self.add_long(_IM_open, 3) // TEXT $`"\"` - } - - /* quoting loop */ - self.Emit("XORL", _AX, _AX) // XORL AX, AX - self.Emit("MOVQ", _AX, _VAR_sp) // MOVQ AX, sp - self.Link("_str_loop_{n}") // _str_loop_{n}: - self.save_c() // SAVE $REG_ffi - - /* load the output buffer first, and then input buffer, - * because the parameter registers collide with RP / RL / RC */ - self.Emit("MOVQ", _RC, _CX) // MOVQ RC, CX - self.Emit("SUBQ", _RL, _CX) // SUBQ RL, CX - self.Emit("MOVQ", _CX, _VAR_dn) // MOVQ CX, dn - self.Emit("LEAQ", jit.Sib(_RP, _RL, 1, 0), _DX) // LEAQ (RP)(RL), DX - self.Emit("LEAQ", _VAR_dn, _CX) // LEAQ dn, CX - self.Emit("MOVQ", _VAR_sp, _AX) // MOVQ sp, AX - self.Emit("MOVQ", jit.Ptr(_SP_p, 0), _DI) // MOVQ (SP.p), DI - self.Emit("MOVQ", jit.Ptr(_SP_p, 8), _SI) // MOVQ 8(SP.p), SI - self.Emit("ADDQ", _AX, _DI) // ADDQ AX, DI - self.Emit("SUBQ", _AX, _SI) // SUBQ AX, SI - - /* set the flags based on `doubleQuote` */ - if !doubleQuote { - self.Emit("XORL", _R8, _R8) // XORL R8, R8 - } else { - self.Emit("MOVL", jit.Imm(types.F_DOUBLE_UNQUOTE), _R8) // MOVL ${types.F_DOUBLE_UNQUOTE}, R8 - } - - /* call the native quoter */ - self.call_c(_F_quote) // CALL quote - self.Emit("ADDQ" , _VAR_dn, _RL) // ADDQ dn, RL - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JS" , "_str_space_{n}") // JS _str_space_{n} - - /* close the string, check for double quote */ - if !doubleQuote { - self.check_size(1) // SIZE $1 - self.add_char('"') // CHAR $'"' - self.Sjmp("JMP", "_str_end_{n}") // JMP _str_end_{n} - } else { - self.check_size(3) // SIZE $3 - self.add_text("\\\"\"") // TEXT $'\""' - self.Sjmp("JMP", "_str_end_{n}") // JMP _str_end_{n} - } - - /* not enough space to contain the quoted string */ - self.Link("_str_space_{n}") // _str_space_{n}: - self.Emit("NOTQ", _AX) // NOTQ AX - self.Emit("ADDQ", _AX, _VAR_sp) // ADDQ AX, sp - self.Emit("LEAQ", jit.Sib(_RC, _RC, 1, 0), _AX) // LEAQ (RC)(RC), AX - self.slice_grow_ax("_str_loop_{n}") // GROW _str_loop_{n} - - /* empty string, check for double quote */ - if !doubleQuote { - self.Link("_str_empty_{n}") // _str_empty_{n}: - self.check_size(2) // SIZE $2 - self.add_text("\"\"") // TEXT $'""' - self.Link("_str_end_{n}") // _str_end_{n}: - } else { - self.Link("_str_empty_{n}") // _str_empty_{n}: - self.check_size(6) // SIZE $6 - self.add_text("\"\\\"\\\"\"") // TEXT $'"\"\""' - self.Link("_str_end_{n}") // _str_end_{n}: - } -} - -/** OpCode Assembler Functions **/ - -var ( - _T_json_Marshaler = rt.UnpackType(jsonMarshalerType) - _T_encoding_TextMarshaler = rt.UnpackType(encodingTextMarshalerType) -) - -var ( - _F_f64toa = jit.Imm(int64(native.S_f64toa)) - _F_f32toa = jit.Imm(int64(native.S_f32toa)) - _F_i64toa = jit.Imm(int64(native.S_i64toa)) - _F_u64toa = jit.Imm(int64(native.S_u64toa)) - _F_b64encode = jit.Imm(int64(_subr__b64encode)) -) - -var ( - _F_memmove = jit.Func(memmove) - _F_error_number = jit.Func(error_number) - _F_isValidNumber = jit.Func(isValidNumber) -) - -var ( - _F_iteratorStop = jit.Func(iteratorStop) - _F_iteratorNext = jit.Func(iteratorNext) - _F_iteratorStart = jit.Func(iteratorStart) -) - -var ( - _F_encodeTypedPointer obj.Addr - _F_encodeJsonMarshaler obj.Addr - _F_encodeTextMarshaler obj.Addr -) - -const ( - _MODE_AVX2 = 1 << 2 -) - -func init() { - _F_encodeTypedPointer = jit.Func(encodeTypedPointer) - _F_encodeJsonMarshaler = jit.Func(encodeJsonMarshaler) - _F_encodeTextMarshaler = jit.Func(encodeTextMarshaler) -} - -func (self *_Assembler) _asm_OP_null(_ *_Instr) { - self.check_size(4) - self.Emit("MOVL", jit.Imm(_IM_null), jit.Sib(_RP, _RL, 1, 0)) // MOVL $'null', (RP)(RL*1) - self.Emit("ADDQ", jit.Imm(4), _RL) // ADDQ $4, RL -} - -func (self *_Assembler) _asm_OP_empty_arr(_ *_Instr) { - self.Emit("BTQ", jit.Imm(int64(bitNoNullSliceOrMap)), _ARG_fv) - self.Sjmp("JC", "_empty_arr_{n}") - self._asm_OP_null(nil) - self.Sjmp("JMP", "_empty_arr_end_{n}") - self.Link("_empty_arr_{n}") - self.check_size(2) - self.Emit("MOVW", jit.Imm(_IM_array), jit.Sib(_RP, _RL, 1, 0)) - self.Emit("ADDQ", jit.Imm(2), _RL) - self.Link("_empty_arr_end_{n}") -} - -func (self *_Assembler) _asm_OP_empty_obj(_ *_Instr) { - self.Emit("BTQ", jit.Imm(int64(bitNoNullSliceOrMap)), _ARG_fv) - self.Sjmp("JC", "_empty_obj_{n}") - self._asm_OP_null(nil) - self.Sjmp("JMP", "_empty_obj_end_{n}") - self.Link("_empty_obj_{n}") - self.check_size(2) - self.Emit("MOVW", jit.Imm(_IM_object), jit.Sib(_RP, _RL, 1, 0)) - self.Emit("ADDQ", jit.Imm(2), _RL) - self.Link("_empty_obj_end_{n}") -} - -func (self *_Assembler) _asm_OP_bool(_ *_Instr) { - self.Emit("CMPB", jit.Ptr(_SP_p, 0), jit.Imm(0)) // CMPB (SP.p), $0 - self.Sjmp("JE" , "_false_{n}") // JE _false_{n} - self.check_size(4) // SIZE $4 - self.Emit("MOVL", jit.Imm(_IM_true), jit.Sib(_RP, _RL, 1, 0)) // MOVL $'true', (RP)(RL*1) - self.Emit("ADDQ", jit.Imm(4), _RL) // ADDQ $4, RL - self.Sjmp("JMP" , "_end_{n}") // JMP _end_{n} - self.Link("_false_{n}") // _false_{n}: - self.check_size(5) // SIZE $5 - self.Emit("MOVL", jit.Imm(_IM_fals), jit.Sib(_RP, _RL, 1, 0)) // MOVL $'fals', (RP)(RL*1) - self.Emit("MOVB", jit.Imm('e'), jit.Sib(_RP, _RL, 1, 4)) // MOVB $'e', 4(RP)(RL*1) - self.Emit("ADDQ", jit.Imm(5), _RL) // ADDQ $5, RL - self.Link("_end_{n}") // _end_{n}: -} - -func (self *_Assembler) _asm_OP_i8(_ *_Instr) { - self.store_int(4, _F_i64toa, "MOVBQSX") -} - -func (self *_Assembler) _asm_OP_i16(_ *_Instr) { - self.store_int(6, _F_i64toa, "MOVWQSX") -} - -func (self *_Assembler) _asm_OP_i32(_ *_Instr) { - self.store_int(17, _F_i64toa, "MOVLQSX") -} - -func (self *_Assembler) _asm_OP_i64(_ *_Instr) { - self.store_int(21, _F_i64toa, "MOVQ") -} - -func (self *_Assembler) _asm_OP_u8(_ *_Instr) { - self.store_int(3, _F_u64toa, "MOVBQZX") -} - -func (self *_Assembler) _asm_OP_u16(_ *_Instr) { - self.store_int(5, _F_u64toa, "MOVWQZX") -} - -func (self *_Assembler) _asm_OP_u32(_ *_Instr) { - self.store_int(16, _F_u64toa, "MOVLQZX") -} - -func (self *_Assembler) _asm_OP_u64(_ *_Instr) { - self.store_int(20, _F_u64toa, "MOVQ") -} - -func (self *_Assembler) _asm_OP_f32(_ *_Instr) { - self.check_size(32) - self.Emit("MOVL" , jit.Ptr(_SP_p, 0), _AX) // MOVL (SP.p), AX - self.Emit("ANDL" , jit.Imm(_FM_exp32), _AX) // ANDL $_FM_exp32, AX - self.Emit("XORL" , jit.Imm(_FM_exp32), _AX) // XORL $_FM_exp32, AX - self.Sjmp("JZ" , _LB_error_nan_or_infinite) // JZ _error_nan_or_infinite - self.save_c() // SAVE $C_regs - self.rbuf_di() // MOVQ RP, DI - self.Emit("MOVSS" , jit.Ptr(_SP_p, 0), _X0) // MOVSS (SP.p), X0 - self.call_c(_F_f32toa) // CALL_C f64toa - self.Emit("ADDQ" , _AX, _RL) // ADDQ AX, RL -} - -func (self *_Assembler) _asm_OP_f64(_ *_Instr) { - self.check_size(32) - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _AX) // MOVQ (SP.p), AX - self.Emit("MOVQ" , jit.Imm(_FM_exp64), _CX) // MOVQ $_FM_exp64, CX - self.Emit("ANDQ" , _CX, _AX) // ANDQ CX, AX - self.Emit("XORQ" , _CX, _AX) // XORQ CX, AX - self.Sjmp("JZ" , _LB_error_nan_or_infinite) // JZ _error_nan_or_infinite - self.save_c() // SAVE $C_regs - self.rbuf_di() // MOVQ RP, DI - self.Emit("MOVSD" , jit.Ptr(_SP_p, 0), _X0) // MOVSD (SP.p), X0 - self.call_c(_F_f64toa) // CALL_C f64toa - self.Emit("ADDQ" , _AX, _RL) // ADDQ AX, RL -} - -func (self *_Assembler) _asm_OP_str(_ *_Instr) { - self.encode_string(false) -} - -func (self *_Assembler) _asm_OP_bin(_ *_Instr) { - self.Emit("MOVQ", jit.Ptr(_SP_p, 8), _AX) // MOVQ 8(SP.p), AX - self.Emit("ADDQ", jit.Imm(2), _AX) // ADDQ $2, AX - self.Emit("MOVQ", jit.Imm(_IM_mulv), _CX) // MOVQ $_MF_mulv, CX - self.Emit("MOVQ", _DX, _R8) // MOVQ DX, R8 - self.From("MULQ", _CX) // MULQ CX - self.Emit("LEAQ", jit.Sib(_DX, _DX, 1, 1), _AX) // LEAQ 1(DX)(DX), AX - self.Emit("ORQ" , jit.Imm(2), _AX) // ORQ $2, AX - self.Emit("MOVQ", _R8, _DX) // MOVQ R8, DX - self.check_size_r(_AX, 0) // SIZE AX - self.add_char('"') // CHAR $'"' - self.save_c() // SAVE $REG_ffi - self.prep_buffer_c() // MOVE {buf}, DI - self.Emit("MOVQ", _SP_p, _SI) // MOVQ SP.p, SI - - /* check for AVX2 support */ - if !cpu.HasAVX2 { - self.Emit("XORL", _DX, _DX) // XORL DX, DX - } else { - self.Emit("MOVL", jit.Imm(_MODE_AVX2), _DX) // MOVL $_MODE_AVX2, DX - } - - /* call the encoder */ - self.call_c(_F_b64encode) // CALL b64encode - self.load_buffer() // LOAD {buf} - self.add_char('"') // CHAR $'"' -} - -func (self *_Assembler) _asm_OP_quote(_ *_Instr) { - self.encode_string(true) -} - -func (self *_Assembler) _asm_OP_number(_ *_Instr) { - self.Emit("MOVQ" , jit.Ptr(_SP_p, 8), _CX) // MOVQ (SP.p), CX - self.Emit("TESTQ", _CX, _CX) // TESTQ CX, CX - self.Sjmp("JZ" , "_empty_{n}") // JZ _empty_{n} - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _AX) // MOVQ (SP.p), AX - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Sjmp("JNZ" , "_number_next_{n}") - self.Emit("MOVQ", jit.Imm(int64(panicNilPointerOfNonEmptyString)), jit.Ptr(_SP, 0)) - self.Sjmp("JMP", _LB_panic) - self.Link("_number_next_{n}") - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 0)) // MOVQ AX, (SP) - self.Emit("MOVQ" , _CX, jit.Ptr(_SP, 8)) // MOVQ CX, 8(SP) - self.call_go(_F_isValidNumber) // CALL_GO isValidNumber - self.Emit("CMPB" , jit.Ptr(_SP, 16), jit.Imm(0)) // CMPB 16(SP), $0 - self.Sjmp("JE" , _LB_error_invalid_number) // JE _error_invalid_number - self.Emit("MOVQ" , jit.Ptr(_SP_p, 8), _AX) // MOVQ 8(SP.p), AX - self.check_size_r(_AX, 0) // SIZE AX - self.Emit("LEAQ" , jit.Sib(_RP, _RL, 1, 0), _AX) // LEAQ (RP)(RL), AX - self.Emit("ADDQ" , jit.Ptr(_SP_p, 8), _RL) // ADDQ 8(SP.p), RL - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 0)) // MOVQ AX, (SP) - self.Emit("MOVOU", jit.Ptr(_SP_p, 0), _X0) // MOVOU (SP.p), X0 - self.Emit("MOVOU", _X0, jit.Ptr(_SP, 8)) // MOVOU X0, 8(SP) - self.call_go(_F_memmove) // CALL_GO memmove - self.Sjmp("JMP" , "_done_{n}") // JMP _done_{n} - self.Link("_empty_{n}") // _empty_{n}: - self.check_size(1) // SIZE $1 - self.add_char('0') // CHAR $'0' - self.Link("_done_{n}") // _done_{n}: -} - -func (self *_Assembler) _asm_OP_eface(_ *_Instr) { - self.prep_buffer() // MOVE {buf}, (SP)s - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _AX) // MOVQ (SP.p), AX - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 8)) // MOVQ AX, 8(SP) - self.Emit("LEAQ" , jit.Ptr(_SP_p, 8), _AX) // LEAQ 8(SP.p), AX - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 16)) // MOVQ AX, 16(SP) - self.Emit("MOVQ" , _ST, jit.Ptr(_SP, 24)) // MOVQ ST, 24(SP) - self.Emit("MOVQ" , _ARG_fv, _AX) // MOVQ fv, AX - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 32)) // MOVQ AX, 32(SP) - self.call_encoder(_F_encodeTypedPointer) // CALL encodeTypedPointer - self.Emit("MOVQ" , jit.Ptr(_SP, 40), _ET) // MOVQ 40(SP), ET - self.Emit("MOVQ" , jit.Ptr(_SP, 48), _EP) // MOVQ 48(SP), EP - self.Emit("TESTQ", _ET, _ET) // TESTQ ET, ET - self.Sjmp("JNZ" , _LB_error) // JNZ _error -} - -func (self *_Assembler) _asm_OP_iface(_ *_Instr) { - self.prep_buffer() // MOVE {buf}, (SP) - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _AX) // MOVQ (SP.p), AX - self.Emit("MOVQ" , jit.Ptr(_AX, 8), _AX) // MOVQ 8(AX), AX - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 8)) // MOVQ AX, 8(SP) - self.Emit("LEAQ" , jit.Ptr(_SP_p, 8), _AX) // LEAQ 8(SP.p), AX - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 16)) // MOVQ AX, 16(SP) - self.Emit("MOVQ" , _ST, jit.Ptr(_SP, 24)) // MOVQ ST, 24(SP) - self.Emit("MOVQ" , _ARG_fv, _AX) // MOVQ fv, AX - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 32)) // MOVQ AX, 32(SP) - self.call_encoder(_F_encodeTypedPointer) // CALL encodeTypedPointer - self.Emit("MOVQ" , jit.Ptr(_SP, 40), _ET) // MOVQ 40(SP), ET - self.Emit("MOVQ" , jit.Ptr(_SP, 48), _EP) // MOVQ 48(SP), EP - self.Emit("TESTQ", _ET, _ET) // TESTQ ET, ET - self.Sjmp("JNZ" , _LB_error) // JNZ _error -} - -func (self *_Assembler) _asm_OP_byte(p *_Instr) { - self.check_size(1) - self.Emit("MOVB", jit.Imm(p.i64()), jit.Sib(_RP, _RL, 1, 0)) // MOVL p.vi(), (RP)(RL*1) - self.Emit("ADDQ", jit.Imm(1), _RL) // ADDQ $1, RL -} - -func (self *_Assembler) _asm_OP_text(p *_Instr) { - self.check_size(len(p.vs())) // SIZE ${len(p.vs())} - self.add_text(p.vs()) // TEXT ${p.vs()} -} - -func (self *_Assembler) _asm_OP_deref(_ *_Instr) { - self.Emit("MOVQ", jit.Ptr(_SP_p, 0), _SP_p) // MOVQ (SP.p), SP.p -} - -func (self *_Assembler) _asm_OP_index(p *_Instr) { - self.Emit("MOVQ", jit.Imm(p.i64()), _AX) // MOVQ $p.vi(), AX - self.Emit("ADDQ", _AX, _SP_p) // ADDQ AX, SP.p -} - -func (self *_Assembler) _asm_OP_load(_ *_Instr) { - self.Emit("MOVQ", jit.Ptr(_ST, 0), _AX) // MOVQ (ST), AX - self.Emit("MOVQ", jit.Sib(_ST, _AX, 1, -24), _SP_x) // MOVQ -24(ST)(AX), SP.x - self.Emit("MOVQ", jit.Sib(_ST, _AX, 1, -8), _SP_p) // MOVQ -8(ST)(AX), SP.p - self.Emit("MOVQ", jit.Sib(_ST, _AX, 1, 0), _SP_q) // MOVQ (ST)(AX), SP.q -} - -func (self *_Assembler) _asm_OP_save(_ *_Instr) { - self.save_state() -} - -func (self *_Assembler) _asm_OP_drop(_ *_Instr) { - self.drop_state(_StateSize) -} - -func (self *_Assembler) _asm_OP_drop_2(_ *_Instr) { - self.drop_state(_StateSize * 2) // DROP $(_StateSize * 2) - self.Emit("MOVOU", _X0, jit.Sib(_ST, _AX, 1, 56)) // MOVOU X0, 56(ST)(AX) -} - -func (self *_Assembler) _asm_OP_recurse(p *_Instr) { - self.prep_buffer() // MOVE {buf}, (SP) - vt, pv := p.vp() - self.Emit("MOVQ", jit.Type(vt), _AX) // MOVQ $(type(p.vt())), AX - self.Emit("MOVQ", _AX, jit.Ptr(_SP, 8)) // MOVQ AX, 8(SP) - - /* check for indirection */ - if !rt.UnpackType(vt).Indirect() { - self.Emit("MOVQ", _SP_p, _AX) // MOVQ SP.p, AX - } else { - self.Emit("MOVQ", _SP_p, _VAR_vp) // MOVQ SP.p, 48(SP) - self.Emit("LEAQ", _VAR_vp, _AX) // LEAQ 48(SP), AX - } - - /* call the encoder */ - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 16)) // MOVQ AX, 16(SP) - self.Emit("MOVQ" , _ST, jit.Ptr(_SP, 24)) // MOVQ ST, 24(SP) - self.Emit("MOVQ" , _ARG_fv, _AX) // MOVQ fv, AX - if pv { - self.Emit("BTCQ", jit.Imm(bitPointerValue), _AX) // BTCQ $1, AX - } - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 32)) // MOVQ AX, 32(SP) - self.call_encoder(_F_encodeTypedPointer) // CALL encodeTypedPointer - self.Emit("MOVQ" , jit.Ptr(_SP, 40), _ET) // MOVQ 40(SP), ET - self.Emit("MOVQ" , jit.Ptr(_SP, 48), _EP) // MOVQ 48(SP), EP - self.Emit("TESTQ", _ET, _ET) // TESTQ ET, ET - self.Sjmp("JNZ" , _LB_error) // JNZ _error -} - -func (self *_Assembler) _asm_OP_is_nil(p *_Instr) { - self.Emit("CMPQ", jit.Ptr(_SP_p, 0), jit.Imm(0)) // CMPQ (SP.p), $0 - self.Xjmp("JE" , p.vi()) // JE p.vi() -} - -func (self *_Assembler) _asm_OP_is_nil_p1(p *_Instr) { - self.Emit("CMPQ", jit.Ptr(_SP_p, 8), jit.Imm(0)) // CMPQ 8(SP.p), $0 - self.Xjmp("JE" , p.vi()) // JE p.vi() -} - -func (self *_Assembler) _asm_OP_is_zero_1(p *_Instr) { - self.Emit("CMPB", jit.Ptr(_SP_p, 0), jit.Imm(0)) // CMPB (SP.p), $0 - self.Xjmp("JE" , p.vi()) // JE p.vi() -} - -func (self *_Assembler) _asm_OP_is_zero_2(p *_Instr) { - self.Emit("CMPW", jit.Ptr(_SP_p, 0), jit.Imm(0)) // CMPW (SP.p), $0 - self.Xjmp("JE" , p.vi()) // JE p.vi() -} - -func (self *_Assembler) _asm_OP_is_zero_4(p *_Instr) { - self.Emit("CMPL", jit.Ptr(_SP_p, 0), jit.Imm(0)) // CMPL (SP.p), $0 - self.Xjmp("JE" , p.vi()) // JE p.vi() -} - -func (self *_Assembler) _asm_OP_is_zero_8(p *_Instr) { - self.Emit("CMPQ", jit.Ptr(_SP_p, 0), jit.Imm(0)) // CMPQ (SP.p), $0 - self.Xjmp("JE" , p.vi()) // JE p.vi() -} - -func (self *_Assembler) _asm_OP_is_zero_map(p *_Instr) { - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _AX) // MOVQ (SP.p), AX - self.Emit("TESTQ", _AX, _AX) // TESTQ AX, AX - self.Xjmp("JZ" , p.vi()) // JZ p.vi() - self.Emit("CMPQ" , jit.Ptr(_AX, 0), jit.Imm(0)) // CMPQ (AX), $0 - self.Xjmp("JE" , p.vi()) // JE p.vi() -} - -func (self *_Assembler) _asm_OP_goto(p *_Instr) { - self.Xjmp("JMP", p.vi()) -} - -func (self *_Assembler) _asm_OP_map_iter(p *_Instr) { - self.Emit("MOVQ" , jit.Type(p.vt()), _AX) // MOVQ $p.vt(), AX - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _CX) // MOVQ (SP.p), CX - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 0)) // MOVQ AX, (SP) - self.Emit("MOVQ" , _CX, jit.Ptr(_SP, 8)) // MOVQ CX, 8(SP) - self.Emit("MOVQ" , _ARG_fv, _AX) // MOVQ fv, AX - self.Emit("MOVQ" , _AX, jit.Ptr(_SP, 16)) // MOVQ AX, 16(SP) - self.call_go(_F_iteratorStart) // CALL_GO iteratorStart - self.Emit("MOVQ" , jit.Ptr(_SP, 24), _SP_q) // MOVQ 24(SP), SP.q - self.Emit("MOVQ" , jit.Ptr(_SP, 32), _ET) // MOVQ 32(SP), ET - self.Emit("MOVQ" , jit.Ptr(_SP, 40), _EP) // MOVQ 40(SP), EP - self.Emit("TESTQ", _ET, _ET) // TESTQ ET, ET - self.Sjmp("JNZ" , _LB_error) // JNZ _error -} - -func (self *_Assembler) _asm_OP_map_stop(_ *_Instr) { - self.Emit("MOVQ", _SP_q, jit.Ptr(_SP, 0)) // MOVQ SP.q, 0(SP) - self.call_go(_F_iteratorStop) // CALL_GO iteratorStop - self.Emit("XORL", _SP_q, _SP_q) // XORL SP.q, SP.q -} - -func (self *_Assembler) _asm_OP_map_check_key(p *_Instr) { - self.Emit("MOVQ" , jit.Ptr(_SP_q, 0), _SP_p) // MOVQ (SP.q), SP.p - self.Emit("TESTQ", _SP_p, _SP_p) // TESTQ SP.p, SP.p - self.Xjmp("JZ" , p.vi()) // JNZ p.vi() -} - -func (self *_Assembler) _asm_OP_map_write_key(p *_Instr) { - self.Emit("BTQ", jit.Imm(bitSortMapKeys), _ARG_fv) // BTQ ${SortMapKeys}, fv - self.Sjmp("JNC", "_unordered_key_{n}") // JNC _unordered_key_{n} - self.encode_string(false) // STR $false - self.Xjmp("JMP", p.vi()) // JMP ${p.vi()} - self.Link("_unordered_key_{n}") // _unordered_key_{n}: -} - -func (self *_Assembler) _asm_OP_map_value_next(_ *_Instr) { - self.Emit("MOVQ", jit.Ptr(_SP_q, 8), _SP_p) // MOVQ 8(SP.q), SP.p - self.Emit("MOVQ", _SP_q, jit.Ptr(_SP, 0)) // MOVQ SP.q, (SP) - self.call_go(_F_iteratorNext) // CALL_GO iteratorNext -} - -func (self *_Assembler) _asm_OP_slice_len(_ *_Instr) { - self.Emit("MOVQ" , jit.Ptr(_SP_p, 8), _SP_x) // MOVQ 8(SP.p), SP.x - self.Emit("MOVQ" , jit.Ptr(_SP_p, 0), _SP_p) // MOVQ (SP.p), SP.p - self.Emit("ORQ" , jit.Imm(1 << _S_init), _SP_f) // ORQ $(1<<_S_init), SP.f -} - -func (self *_Assembler) _asm_OP_slice_next(p *_Instr) { - self.Emit("TESTQ" , _SP_x, _SP_x) // TESTQ SP.x, SP.x - self.Xjmp("JZ" , p.vi()) // JZ p.vi() - self.Emit("SUBQ" , jit.Imm(1), _SP_x) // SUBQ $1, SP.x - self.Emit("BTRQ" , jit.Imm(_S_init), _SP_f) // BTRQ $_S_init, SP.f - self.Emit("LEAQ" , jit.Ptr(_SP_p, int64(p.vlen())), _AX) // LEAQ $(p.vlen())(SP.p), AX - self.Emit("CMOVQCC", _AX, _SP_p) // CMOVQNC AX, SP.p -} - -func (self *_Assembler) _asm_OP_marshal(p *_Instr) { - self.call_marshaler(_F_encodeJsonMarshaler, _T_json_Marshaler, p.vt()) -} - -func (self *_Assembler) _asm_OP_marshal_p(p *_Instr) { - if p.vk() != reflect.Ptr { - panic("marshal_p: invalid type") - } else { - self.call_marshaler_v(_F_encodeJsonMarshaler, _T_json_Marshaler, p.vt(), false) - } -} - -func (self *_Assembler) _asm_OP_marshal_text(p *_Instr) { - self.call_marshaler(_F_encodeTextMarshaler, _T_encoding_TextMarshaler, p.vt()) -} - -func (self *_Assembler) _asm_OP_marshal_text_p(p *_Instr) { - if p.vk() != reflect.Ptr { - panic("marshal_text_p: invalid type") - } else { - self.call_marshaler_v(_F_encodeTextMarshaler, _T_encoding_TextMarshaler, p.vt(), false) - } -} - -func (self *_Assembler) _asm_OP_cond_set(_ *_Instr) { - self.Emit("ORQ", jit.Imm(1 << _S_cond), _SP_f) // ORQ $(1<<_S_cond), SP.f -} - -func (self *_Assembler) _asm_OP_cond_testc(p *_Instr) { - self.Emit("BTRQ", jit.Imm(_S_cond), _SP_f) // BTRQ $_S_cond, SP.f - self.Xjmp("JC" , p.vi()) -} - -func (self *_Assembler) print_gc(i int, p1 *_Instr, p2 *_Instr) { - self.Emit("MOVQ", jit.Imm(int64(p2.op())), jit.Ptr(_SP, 16))// MOVQ $(p2.op()), 16(SP) - self.Emit("MOVQ", jit.Imm(int64(p1.op())), jit.Ptr(_SP, 8)) // MOVQ $(p1.op()), 8(SP) - self.Emit("MOVQ", jit.Imm(int64(i)), jit.Ptr(_SP, 0)) // MOVQ $(i), (SP) - self.call_go(_F_println) -} diff --git a/vendor/github.com/bytedance/sonic/internal/encoder/compiler.go b/vendor/github.com/bytedance/sonic/internal/encoder/compiler.go index ca0be8f40..902fbc98b 100644 --- a/vendor/github.com/bytedance/sonic/internal/encoder/compiler.go +++ b/vendor/github.com/bytedance/sonic/internal/encoder/compiler.go @@ -17,869 +17,660 @@ package encoder import ( - `fmt` - `reflect` - `strconv` - `strings` - `unsafe` - - `github.com/bytedance/sonic/internal/resolver` - `github.com/bytedance/sonic/internal/rt` - `github.com/bytedance/sonic/option` + "reflect" + "unsafe" + + "github.com/bytedance/sonic/internal/encoder/ir" + "github.com/bytedance/sonic/internal/encoder/vars" + "github.com/bytedance/sonic/internal/encoder/vm" + "github.com/bytedance/sonic/internal/resolver" + "github.com/bytedance/sonic/internal/rt" + "github.com/bytedance/sonic/option" ) -type _Op uint8 - -const ( - _OP_null _Op = iota + 1 - _OP_empty_arr - _OP_empty_obj - _OP_bool - _OP_i8 - _OP_i16 - _OP_i32 - _OP_i64 - _OP_u8 - _OP_u16 - _OP_u32 - _OP_u64 - _OP_f32 - _OP_f64 - _OP_str - _OP_bin - _OP_quote - _OP_number - _OP_eface - _OP_iface - _OP_byte - _OP_text - _OP_deref - _OP_index - _OP_load - _OP_save - _OP_drop - _OP_drop_2 - _OP_recurse - _OP_is_nil - _OP_is_nil_p1 - _OP_is_zero_1 - _OP_is_zero_2 - _OP_is_zero_4 - _OP_is_zero_8 - _OP_is_zero_map - _OP_goto - _OP_map_iter - _OP_map_stop - _OP_map_check_key - _OP_map_write_key - _OP_map_value_next - _OP_slice_len - _OP_slice_next - _OP_marshal - _OP_marshal_p - _OP_marshal_text - _OP_marshal_text_p - _OP_cond_set - _OP_cond_testc -) - -const ( - _INT_SIZE = 32 << (^uint(0) >> 63) - _PTR_SIZE = 32 << (^uintptr(0) >> 63) - _PTR_BYTE = unsafe.Sizeof(uintptr(0)) -) - -const ( - _MAX_ILBUF = 100000 // cutoff at 100k of IL instructions - _MAX_FIELDS = 50 // cutoff at 50 fields struct -) - -var _OpNames = [256]string { - _OP_null : "null", - _OP_empty_arr : "empty_arr", - _OP_empty_obj : "empty_obj", - _OP_bool : "bool", - _OP_i8 : "i8", - _OP_i16 : "i16", - _OP_i32 : "i32", - _OP_i64 : "i64", - _OP_u8 : "u8", - _OP_u16 : "u16", - _OP_u32 : "u32", - _OP_u64 : "u64", - _OP_f32 : "f32", - _OP_f64 : "f64", - _OP_str : "str", - _OP_bin : "bin", - _OP_quote : "quote", - _OP_number : "number", - _OP_eface : "eface", - _OP_iface : "iface", - _OP_byte : "byte", - _OP_text : "text", - _OP_deref : "deref", - _OP_index : "index", - _OP_load : "load", - _OP_save : "save", - _OP_drop : "drop", - _OP_drop_2 : "drop_2", - _OP_recurse : "recurse", - _OP_is_nil : "is_nil", - _OP_is_nil_p1 : "is_nil_p1", - _OP_is_zero_1 : "is_zero_1", - _OP_is_zero_2 : "is_zero_2", - _OP_is_zero_4 : "is_zero_4", - _OP_is_zero_8 : "is_zero_8", - _OP_is_zero_map : "is_zero_map", - _OP_goto : "goto", - _OP_map_iter : "map_iter", - _OP_map_stop : "map_stop", - _OP_map_check_key : "map_check_key", - _OP_map_write_key : "map_write_key", - _OP_map_value_next : "map_value_next", - _OP_slice_len : "slice_len", - _OP_slice_next : "slice_next", - _OP_marshal : "marshal", - _OP_marshal_p : "marshal_p", - _OP_marshal_text : "marshal_text", - _OP_marshal_text_p : "marshal_text_p", - _OP_cond_set : "cond_set", - _OP_cond_testc : "cond_testc", -} - -func (self _Op) String() string { - if ret := _OpNames[self]; ret != "" { - return ret - } else { - return "" - } -} - -func _OP_int() _Op { - switch _INT_SIZE { - case 32: return _OP_i32 - case 64: return _OP_i64 - default: panic("unsupported int size") - } -} - -func _OP_uint() _Op { - switch _INT_SIZE { - case 32: return _OP_u32 - case 64: return _OP_u64 - default: panic("unsupported uint size") - } -} - -func _OP_uintptr() _Op { - switch _PTR_SIZE { - case 32: return _OP_u32 - case 64: return _OP_u64 - default: panic("unsupported pointer size") - } -} - -func _OP_is_zero_ints() _Op { - switch _INT_SIZE { - case 32: return _OP_is_zero_4 - case 64: return _OP_is_zero_8 - default: panic("unsupported integer size") - } -} - -type _Instr struct { - u uint64 // union {op: 8, _: 8, vi: 48}, vi maybe int or len(str) - p unsafe.Pointer // maybe GoString.Ptr, or *GoType -} - -func packOp(op _Op) uint64 { - return uint64(op) << 56 -} - -func newInsOp(op _Op) _Instr { - return _Instr{u: packOp(op)} -} - -func newInsVi(op _Op, vi int) _Instr { - return _Instr{u: packOp(op) | rt.PackInt(vi)} -} - -func newInsVs(op _Op, vs string) _Instr { - return _Instr { - u: packOp(op) | rt.PackInt(len(vs)), - p: (*rt.GoString)(unsafe.Pointer(&vs)).Ptr, - } -} - -func newInsVt(op _Op, vt reflect.Type) _Instr { - return _Instr { - u: packOp(op), - p: unsafe.Pointer(rt.UnpackType(vt)), - } -} - -func newInsVp(op _Op, vt reflect.Type, pv bool) _Instr { - i := 0 - if pv { - i = 1 - } - return _Instr { - u: packOp(op) | rt.PackInt(i), - p: unsafe.Pointer(rt.UnpackType(vt)), - } -} - -func (self _Instr) op() _Op { - return _Op(self.u >> 56) -} - -func (self _Instr) vi() int { - return rt.UnpackInt(self.u) -} - -func (self _Instr) vf() uint8 { - return (*rt.GoType)(self.p).KindFlags -} - -func (self _Instr) vs() (v string) { - (*rt.GoString)(unsafe.Pointer(&v)).Ptr = self.p - (*rt.GoString)(unsafe.Pointer(&v)).Len = self.vi() - return -} - -func (self _Instr) vk() reflect.Kind { - return (*rt.GoType)(self.p).Kind() -} - -func (self _Instr) vt() reflect.Type { - return (*rt.GoType)(self.p).Pack() -} - -func (self _Instr) vp() (vt reflect.Type, pv bool) { - return (*rt.GoType)(self.p).Pack(), rt.UnpackInt(self.u) == 1 -} - -func (self _Instr) i64() int64 { - return int64(self.vi()) -} - -func (self _Instr) vlen() int { - return int((*rt.GoType)(self.p).Size) -} - -func (self _Instr) isBranch() bool { - switch self.op() { - case _OP_goto : fallthrough - case _OP_is_nil : fallthrough - case _OP_is_nil_p1 : fallthrough - case _OP_is_zero_1 : fallthrough - case _OP_is_zero_2 : fallthrough - case _OP_is_zero_4 : fallthrough - case _OP_is_zero_8 : fallthrough - case _OP_map_check_key : fallthrough - case _OP_map_write_key : fallthrough - case _OP_slice_next : fallthrough - case _OP_cond_testc : return true - default : return false - } -} - -func (self _Instr) disassemble() string { - switch self.op() { - case _OP_byte : return fmt.Sprintf("%-18s%s", self.op().String(), strconv.QuoteRune(rune(self.vi()))) - case _OP_text : return fmt.Sprintf("%-18s%s", self.op().String(), strconv.Quote(self.vs())) - case _OP_index : return fmt.Sprintf("%-18s%d", self.op().String(), self.vi()) - case _OP_recurse : fallthrough - case _OP_map_iter : fallthrough - case _OP_marshal : fallthrough - case _OP_marshal_p : fallthrough - case _OP_marshal_text : fallthrough - case _OP_marshal_text_p : return fmt.Sprintf("%-18s%s", self.op().String(), self.vt()) - case _OP_goto : fallthrough - case _OP_is_nil : fallthrough - case _OP_is_nil_p1 : fallthrough - case _OP_is_zero_1 : fallthrough - case _OP_is_zero_2 : fallthrough - case _OP_is_zero_4 : fallthrough - case _OP_is_zero_8 : fallthrough - case _OP_is_zero_map : fallthrough - case _OP_cond_testc : fallthrough - case _OP_map_check_key : fallthrough - case _OP_map_write_key : return fmt.Sprintf("%-18sL_%d", self.op().String(), self.vi()) - case _OP_slice_next : return fmt.Sprintf("%-18sL_%d, %s", self.op().String(), self.vi(), self.vt()) - default : return self.op().String() - } -} - -type ( - _Program []_Instr -) - -func (self _Program) pc() int { - return len(self) -} - -func (self _Program) tag(n int) { - if n >= _MaxStack { - panic("type nesting too deep") - } -} - -func (self _Program) pin(i int) { - v := &self[i] - v.u &= 0xffff000000000000 - v.u |= rt.PackInt(self.pc()) -} - -func (self _Program) rel(v []int) { - for _, i := range v { - self.pin(i) - } -} - -func (self *_Program) add(op _Op) { - *self = append(*self, newInsOp(op)) -} - -func (self *_Program) key(op _Op) { - *self = append(*self, - newInsVi(_OP_byte, '"'), - newInsOp(op), - newInsVi(_OP_byte, '"'), - ) -} - -func (self *_Program) int(op _Op, vi int) { - *self = append(*self, newInsVi(op, vi)) -} - -func (self *_Program) str(op _Op, vs string) { - *self = append(*self, newInsVs(op, vs)) -} - -func (self *_Program) rtt(op _Op, vt reflect.Type) { - *self = append(*self, newInsVt(op, vt)) -} - -func (self *_Program) vp(op _Op, vt reflect.Type, pv bool) { - *self = append(*self, newInsVp(op, vt, pv)) -} - -func (self _Program) disassemble() string { - nb := len(self) - tab := make([]bool, nb + 1) - ret := make([]string, 0, nb + 1) - - /* prescan to get all the labels */ - for _, ins := range self { - if ins.isBranch() { - tab[ins.vi()] = true - } - } - - /* disassemble each instruction */ - for i, ins := range self { - if !tab[i] { - ret = append(ret, "\t" + ins.disassemble()) - } else { - ret = append(ret, fmt.Sprintf("L_%d:\n\t%s", i, ins.disassemble())) - } - } - - /* add the last label, if needed */ - if tab[nb] { - ret = append(ret, fmt.Sprintf("L_%d:", nb)) - } - - /* add an "end" indicator, and join all the strings */ - return strings.Join(append(ret, "\tend"), "\n") -} - -type _Compiler struct { - opts option.CompileOptions - pv bool - tab map[reflect.Type]bool - rec map[reflect.Type]uint8 -} - -func newCompiler() *_Compiler { - return &_Compiler { - opts: option.DefaultCompileOptions(), - tab: map[reflect.Type]bool{}, - rec: map[reflect.Type]uint8{}, - } -} - -func (self *_Compiler) apply(opts option.CompileOptions) *_Compiler { - self.opts = opts - if self.opts.RecursiveDepth > 0 { - self.rec = map[reflect.Type]uint8{} - } - return self -} - -func (self *_Compiler) rescue(ep *error) { - if val := recover(); val != nil { - if err, ok := val.(error); ok { - *ep = err - } else { - panic(val) - } - } -} - -func (self *_Compiler) compile(vt reflect.Type, pv bool) (ret _Program, err error) { - defer self.rescue(&err) - self.compileOne(&ret, 0, vt, pv) - return -} - -func (self *_Compiler) compileOne(p *_Program, sp int, vt reflect.Type, pv bool) { - if self.tab[vt] { - p.vp(_OP_recurse, vt, pv) - } else { - self.compileRec(p, sp, vt, pv) - } -} - -func (self *_Compiler) compileRec(p *_Program, sp int, vt reflect.Type, pv bool) { - pr := self.pv - pt := reflect.PtrTo(vt) - - /* check for addressable `json.Marshaler` with pointer receiver */ - if pv && pt.Implements(jsonMarshalerType) { - p.rtt(_OP_marshal_p, pt) - return - } - - /* check for `json.Marshaler` */ - if vt.Implements(jsonMarshalerType) { - self.compileMarshaler(p, _OP_marshal, vt, jsonMarshalerType) - return - } - - /* check for addressable `encoding.TextMarshaler` with pointer receiver */ - if pv && pt.Implements(encodingTextMarshalerType) { - p.rtt(_OP_marshal_text_p, pt) - return - } - - /* check for `encoding.TextMarshaler` */ - if vt.Implements(encodingTextMarshalerType) { - self.compileMarshaler(p, _OP_marshal_text, vt, encodingTextMarshalerType) - return - } - - /* enter the recursion, and compile the type */ - self.pv = pv - self.tab[vt] = true - self.compileOps(p, sp, vt) - - /* exit the recursion */ - self.pv = pr - delete(self.tab, vt) -} - -func (self *_Compiler) compileOps(p *_Program, sp int, vt reflect.Type) { - switch vt.Kind() { - case reflect.Bool : p.add(_OP_bool) - case reflect.Int : p.add(_OP_int()) - case reflect.Int8 : p.add(_OP_i8) - case reflect.Int16 : p.add(_OP_i16) - case reflect.Int32 : p.add(_OP_i32) - case reflect.Int64 : p.add(_OP_i64) - case reflect.Uint : p.add(_OP_uint()) - case reflect.Uint8 : p.add(_OP_u8) - case reflect.Uint16 : p.add(_OP_u16) - case reflect.Uint32 : p.add(_OP_u32) - case reflect.Uint64 : p.add(_OP_u64) - case reflect.Uintptr : p.add(_OP_uintptr()) - case reflect.Float32 : p.add(_OP_f32) - case reflect.Float64 : p.add(_OP_f64) - case reflect.String : self.compileString (p, vt) - case reflect.Array : self.compileArray (p, sp, vt.Elem(), vt.Len()) - case reflect.Interface : self.compileInterface (p, vt) - case reflect.Map : self.compileMap (p, sp, vt) - case reflect.Ptr : self.compilePtr (p, sp, vt.Elem()) - case reflect.Slice : self.compileSlice (p, sp, vt.Elem()) - case reflect.Struct : self.compileStruct (p, sp, vt) - default : panic (error_type(vt)) - } -} - -func (self *_Compiler) compileNil(p *_Program, sp int, vt reflect.Type, nil_op _Op, fn func(*_Program, int, reflect.Type)) { - x := p.pc() - p.add(_OP_is_nil) - fn(p, sp, vt) - e := p.pc() - p.add(_OP_goto) - p.pin(x) - p.add(nil_op) - p.pin(e) -} - -func (self *_Compiler) compilePtr(p *_Program, sp int, vt reflect.Type) { - self.compileNil(p, sp, vt, _OP_null, self.compilePtrBody) -} - -func (self *_Compiler) compilePtrBody(p *_Program, sp int, vt reflect.Type) { - p.tag(sp) - p.add(_OP_save) - p.add(_OP_deref) - self.compileOne(p, sp + 1, vt, true) - p.add(_OP_drop) -} - -func (self *_Compiler) compileMap(p *_Program, sp int, vt reflect.Type) { - self.compileNil(p, sp, vt, _OP_empty_obj, self.compileMapBody) -} - -func (self *_Compiler) compileMapBody(p *_Program, sp int, vt reflect.Type) { - p.tag(sp + 1) - p.int(_OP_byte, '{') - p.add(_OP_save) - p.rtt(_OP_map_iter, vt) - p.add(_OP_save) - i := p.pc() - p.add(_OP_map_check_key) - u := p.pc() - p.add(_OP_map_write_key) - self.compileMapBodyKey(p, vt.Key()) - p.pin(u) - p.int(_OP_byte, ':') - p.add(_OP_map_value_next) - self.compileOne(p, sp + 2, vt.Elem(), false) - j := p.pc() - p.add(_OP_map_check_key) - p.int(_OP_byte, ',') - v := p.pc() - p.add(_OP_map_write_key) - self.compileMapBodyKey(p, vt.Key()) - p.pin(v) - p.int(_OP_byte, ':') - p.add(_OP_map_value_next) - self.compileOne(p, sp + 2, vt.Elem(), false) - p.int(_OP_goto, j) - p.pin(i) - p.pin(j) - p.add(_OP_map_stop) - p.add(_OP_drop_2) - p.int(_OP_byte, '}') -} - -func (self *_Compiler) compileMapBodyKey(p *_Program, vk reflect.Type) { - if !vk.Implements(encodingTextMarshalerType) { - self.compileMapBodyTextKey(p, vk) - } else { - self.compileMapBodyUtextKey(p, vk) - } -} - -func (self *_Compiler) compileMapBodyTextKey(p *_Program, vk reflect.Type) { - switch vk.Kind() { - case reflect.Invalid : panic("map key is nil") - case reflect.Bool : p.key(_OP_bool) - case reflect.Int : p.key(_OP_int()) - case reflect.Int8 : p.key(_OP_i8) - case reflect.Int16 : p.key(_OP_i16) - case reflect.Int32 : p.key(_OP_i32) - case reflect.Int64 : p.key(_OP_i64) - case reflect.Uint : p.key(_OP_uint()) - case reflect.Uint8 : p.key(_OP_u8) - case reflect.Uint16 : p.key(_OP_u16) - case reflect.Uint32 : p.key(_OP_u32) - case reflect.Uint64 : p.key(_OP_u64) - case reflect.Uintptr : p.key(_OP_uintptr()) - case reflect.Float32 : p.key(_OP_f32) - case reflect.Float64 : p.key(_OP_f64) - case reflect.String : self.compileString(p, vk) - default : panic(error_type(vk)) - } -} - -func (self *_Compiler) compileMapBodyUtextKey(p *_Program, vk reflect.Type) { - if vk.Kind() != reflect.Ptr { - p.rtt(_OP_marshal_text, vk) - } else { - self.compileMapBodyUtextPtr(p, vk) - } -} - -func (self *_Compiler) compileMapBodyUtextPtr(p *_Program, vk reflect.Type) { - i := p.pc() - p.add(_OP_is_nil) - p.rtt(_OP_marshal_text, vk) - j := p.pc() - p.add(_OP_goto) - p.pin(i) - p.str(_OP_text, "\"\"") - p.pin(j) -} - -func (self *_Compiler) compileSlice(p *_Program, sp int, vt reflect.Type) { - self.compileNil(p, sp, vt, _OP_empty_arr, self.compileSliceBody) -} - -func (self *_Compiler) compileSliceBody(p *_Program, sp int, vt reflect.Type) { - if isSimpleByte(vt) { - p.add(_OP_bin) - } else { - self.compileSliceArray(p, sp, vt) - } -} - -func (self *_Compiler) compileSliceArray(p *_Program, sp int, vt reflect.Type) { - p.tag(sp) - p.int(_OP_byte, '[') - p.add(_OP_save) - p.add(_OP_slice_len) - i := p.pc() - p.rtt(_OP_slice_next, vt) - self.compileOne(p, sp + 1, vt, true) - j := p.pc() - p.rtt(_OP_slice_next, vt) - p.int(_OP_byte, ',') - self.compileOne(p, sp + 1, vt, true) - p.int(_OP_goto, j) - p.pin(i) - p.pin(j) - p.add(_OP_drop) - p.int(_OP_byte, ']') -} - -func (self *_Compiler) compileArray(p *_Program, sp int, vt reflect.Type, nb int) { - p.tag(sp) - p.int(_OP_byte, '[') - p.add(_OP_save) - - /* first item */ - if nb != 0 { - self.compileOne(p, sp + 1, vt, self.pv) - p.add(_OP_load) - } - - /* remaining items */ - for i := 1; i < nb; i++ { - p.int(_OP_byte, ',') - p.int(_OP_index, i * int(vt.Size())) - self.compileOne(p, sp + 1, vt, self.pv) - p.add(_OP_load) - } - - /* end of array */ - p.add(_OP_drop) - p.int(_OP_byte, ']') -} - -func (self *_Compiler) compileString(p *_Program, vt reflect.Type) { - if vt != jsonNumberType { - p.add(_OP_str) - } else { - p.add(_OP_number) - } -} - -func (self *_Compiler) compileStruct(p *_Program, sp int, vt reflect.Type) { - if sp >= self.opts.MaxInlineDepth || p.pc() >= _MAX_ILBUF || (sp > 0 && vt.NumField() >= _MAX_FIELDS) { - p.vp(_OP_recurse, vt, self.pv) - if self.opts.RecursiveDepth > 0 { - if self.pv { - self.rec[vt] = 1 - } else { - self.rec[vt] = 0 - } - } - } else { - self.compileStructBody(p, sp, vt) - } -} - -func (self *_Compiler) compileStructBody(p *_Program, sp int, vt reflect.Type) { - p.tag(sp) - p.int(_OP_byte, '{') - p.add(_OP_save) - p.add(_OP_cond_set) - - /* compile each field */ - for _, fv := range resolver.ResolveStruct(vt) { - var s []int - var o resolver.Offset - - /* "omitempty" for arrays */ - if fv.Type.Kind() == reflect.Array { - if fv.Type.Len() == 0 && (fv.Opts & resolver.F_omitempty) != 0 { - continue - } - } - - /* index to the field */ - for _, o = range fv.Path { - if p.int(_OP_index, int(o.Size)); o.Kind == resolver.F_deref { - s = append(s, p.pc()) - p.add(_OP_is_nil) - p.add(_OP_deref) - } - } - - /* check for "omitempty" option */ - if fv.Type.Kind() != reflect.Struct && fv.Type.Kind() != reflect.Array && (fv.Opts & resolver.F_omitempty) != 0 { - s = append(s, p.pc()) - self.compileStructFieldZero(p, fv.Type) - } - - /* add the comma if not the first element */ - i := p.pc() - p.add(_OP_cond_testc) - p.int(_OP_byte, ',') - p.pin(i) - - /* compile the key and value */ - ft := fv.Type - p.str(_OP_text, Quote(fv.Name) + ":") - - /* check for "stringnize" option */ - if (fv.Opts & resolver.F_stringize) == 0 { - self.compileOne(p, sp + 1, ft, self.pv) - } else { - self.compileStructFieldStr(p, sp + 1, ft) - } - - /* patch the skipping jumps and reload the struct pointer */ - p.rel(s) - p.add(_OP_load) - } - - /* end of object */ - p.add(_OP_drop) - p.int(_OP_byte, '}') -} - -func (self *_Compiler) compileStructFieldStr(p *_Program, sp int, vt reflect.Type) { - pc := -1 - ft := vt - sv := false - - /* dereference the pointer if needed */ - if ft.Kind() == reflect.Ptr { - ft = ft.Elem() - } - - /* check if it can be stringized */ - switch ft.Kind() { - case reflect.Bool : sv = true - case reflect.Int : sv = true - case reflect.Int8 : sv = true - case reflect.Int16 : sv = true - case reflect.Int32 : sv = true - case reflect.Int64 : sv = true - case reflect.Uint : sv = true - case reflect.Uint8 : sv = true - case reflect.Uint16 : sv = true - case reflect.Uint32 : sv = true - case reflect.Uint64 : sv = true - case reflect.Uintptr : sv = true - case reflect.Float32 : sv = true - case reflect.Float64 : sv = true - case reflect.String : sv = true - } - - /* if it's not, ignore the "string" and follow the regular path */ - if !sv { - self.compileOne(p, sp, vt, self.pv) - return - } - - /* dereference the pointer */ - if vt.Kind() == reflect.Ptr { - pc = p.pc() - vt = vt.Elem() - p.add(_OP_is_nil) - p.add(_OP_deref) - } - - /* special case of a double-quoted string */ - if ft != jsonNumberType && ft.Kind() == reflect.String { - p.add(_OP_quote) - } else { - self.compileStructFieldQuoted(p, sp, vt) - } - - /* the "null" case of the pointer */ - if pc != -1 { - e := p.pc() - p.add(_OP_goto) - p.pin(pc) - p.add(_OP_null) - p.pin(e) - } -} - -func (self *_Compiler) compileStructFieldZero(p *_Program, vt reflect.Type) { - switch vt.Kind() { - case reflect.Bool : p.add(_OP_is_zero_1) - case reflect.Int : p.add(_OP_is_zero_ints()) - case reflect.Int8 : p.add(_OP_is_zero_1) - case reflect.Int16 : p.add(_OP_is_zero_2) - case reflect.Int32 : p.add(_OP_is_zero_4) - case reflect.Int64 : p.add(_OP_is_zero_8) - case reflect.Uint : p.add(_OP_is_zero_ints()) - case reflect.Uint8 : p.add(_OP_is_zero_1) - case reflect.Uint16 : p.add(_OP_is_zero_2) - case reflect.Uint32 : p.add(_OP_is_zero_4) - case reflect.Uint64 : p.add(_OP_is_zero_8) - case reflect.Uintptr : p.add(_OP_is_nil) - case reflect.Float32 : p.add(_OP_is_zero_4) - case reflect.Float64 : p.add(_OP_is_zero_8) - case reflect.String : p.add(_OP_is_nil_p1) - case reflect.Interface : p.add(_OP_is_nil) - case reflect.Map : p.add(_OP_is_zero_map) - case reflect.Ptr : p.add(_OP_is_nil) - case reflect.Slice : p.add(_OP_is_nil_p1) - default : panic(error_type(vt)) - } -} - -func (self *_Compiler) compileStructFieldQuoted(p *_Program, sp int, vt reflect.Type) { - p.int(_OP_byte, '"') - self.compileOne(p, sp, vt, self.pv) - p.int(_OP_byte, '"') -} - -func (self *_Compiler) compileInterface(p *_Program, vt reflect.Type) { - x := p.pc() - p.add(_OP_is_nil_p1) - - /* iface and efaces are different */ - if vt.NumMethod() == 0 { - p.add(_OP_eface) - } else { - p.add(_OP_iface) - } - - /* the "null" value */ - e := p.pc() - p.add(_OP_goto) - p.pin(x) - p.add(_OP_null) - p.pin(e) -} - -func (self *_Compiler) compileMarshaler(p *_Program, op _Op, vt reflect.Type, mt reflect.Type) { - pc := p.pc() - vk := vt.Kind() - - /* direct receiver */ - if vk != reflect.Ptr { - p.rtt(op, vt) - return - } - - /* value receiver with a pointer type, check for nil before calling the marshaler */ - p.add(_OP_is_nil) - p.rtt(op, vt) - i := p.pc() - p.add(_OP_goto) - p.pin(pc) - p.add(_OP_null) - p.pin(i) +func ForceUseVM() { + vm.SetCompiler(makeEncoderVM) + pretouchType = pretouchTypeVM + encodeTypedPointer = vm.EncodeTypedPointer + vars.UseVM = true +} + +var encodeTypedPointer func(buf *[]byte, vt *rt.GoType, vp *unsafe.Pointer, sb *vars.Stack, fv uint64) error + +func makeEncoderVM(vt *rt.GoType, ex ...interface{}) (interface{}, error) { + pp, err := NewCompiler().Compile(vt.Pack(), ex[0].(bool)) + if err != nil { + return nil, err + } + return &pp, nil +} + +var pretouchType func(_vt reflect.Type, opts option.CompileOptions, v uint8) (map[reflect.Type]uint8, error) + +func pretouchTypeVM(_vt reflect.Type, opts option.CompileOptions, v uint8) (map[reflect.Type]uint8, error) { + /* compile function */ + compiler := NewCompiler().apply(opts) + + /* find or compile */ + vt := rt.UnpackType(_vt) + if val := vars.GetProgram(vt); val != nil { + return nil, nil + } else if _, err := vars.ComputeProgram(vt, makeEncoderVM, v == 1); err == nil { + return compiler.rec, nil + } else { + return nil, err + } +} + +func pretouchRec(vtm map[reflect.Type]uint8, opts option.CompileOptions) error { + if opts.RecursiveDepth < 0 || len(vtm) == 0 { + return nil + } + next := make(map[reflect.Type]uint8) + for vt, v := range vtm { + sub, err := pretouchType(vt, opts, v) + if err != nil { + return err + } + for svt, v := range sub { + next[svt] = v + } + } + opts.RecursiveDepth -= 1 + return pretouchRec(next, opts) +} + +type Compiler struct { + opts option.CompileOptions + pv bool + tab map[reflect.Type]bool + rec map[reflect.Type]uint8 +} + +func NewCompiler() *Compiler { + return &Compiler{ + opts: option.DefaultCompileOptions(), + tab: map[reflect.Type]bool{}, + rec: map[reflect.Type]uint8{}, + } +} + +func (self *Compiler) apply(opts option.CompileOptions) *Compiler { + self.opts = opts + if self.opts.RecursiveDepth > 0 { + self.rec = map[reflect.Type]uint8{} + } + return self +} + +func (self *Compiler) rescue(ep *error) { + if val := recover(); val != nil { + if err, ok := val.(error); ok { + *ep = err + } else { + panic(val) + } + } +} + +func (self *Compiler) Compile(vt reflect.Type, pv bool) (ret ir.Program, err error) { + defer self.rescue(&err) + self.compileOne(&ret, 0, vt, pv) + return +} + +func (self *Compiler) compileOne(p *ir.Program, sp int, vt reflect.Type, pv bool) { + if self.tab[vt] { + p.Vp(ir.OP_recurse, vt, pv) + } else { + self.compileRec(p, sp, vt, pv) + } +} + +func (self *Compiler) tryCompileMarshaler(p *ir.Program, vt reflect.Type, pv bool) bool { + pt := reflect.PtrTo(vt) + + /* check for addressable `json.Marshaler` with pointer receiver */ + if pv && pt.Implements(vars.JsonMarshalerType) { + addMarshalerOp(p, ir.OP_marshal_p, pt, vars.JsonMarshalerType) + return true + } + + /* check for `json.Marshaler` */ + if vt.Implements(vars.JsonMarshalerType) { + self.compileMarshaler(p, ir.OP_marshal, vt, vars.JsonMarshalerType) + return true + } + + /* check for addressable `encoding.TextMarshaler` with pointer receiver */ + if pv && pt.Implements(vars.EncodingTextMarshalerType) { + addMarshalerOp(p, ir.OP_marshal_text_p, pt, vars.EncodingTextMarshalerType) + return true + } + + /* check for `encoding.TextMarshaler` */ + if vt.Implements(vars.EncodingTextMarshalerType) { + self.compileMarshaler(p, ir.OP_marshal_text, vt, vars.EncodingTextMarshalerType) + return true + } + + return false +} + +func (self *Compiler) compileRec(p *ir.Program, sp int, vt reflect.Type, pv bool) { + pr := self.pv + + if self.tryCompileMarshaler(p, vt, pv) { + return + } + + /* enter the recursion, and compile the type */ + self.pv = pv + self.tab[vt] = true + self.compileOps(p, sp, vt) + + /* exit the recursion */ + self.pv = pr + delete(self.tab, vt) +} + +func (self *Compiler) compileOps(p *ir.Program, sp int, vt reflect.Type) { + switch vt.Kind() { + case reflect.Bool: + p.Add(ir.OP_bool) + case reflect.Int: + p.Add(ir.OP_int()) + case reflect.Int8: + p.Add(ir.OP_i8) + case reflect.Int16: + p.Add(ir.OP_i16) + case reflect.Int32: + p.Add(ir.OP_i32) + case reflect.Int64: + p.Add(ir.OP_i64) + case reflect.Uint: + p.Add(ir.OP_uint()) + case reflect.Uint8: + p.Add(ir.OP_u8) + case reflect.Uint16: + p.Add(ir.OP_u16) + case reflect.Uint32: + p.Add(ir.OP_u32) + case reflect.Uint64: + p.Add(ir.OP_u64) + case reflect.Uintptr: + p.Add(ir.OP_uintptr()) + case reflect.Float32: + p.Add(ir.OP_f32) + case reflect.Float64: + p.Add(ir.OP_f64) + case reflect.String: + self.compileString(p, vt) + case reflect.Array: + self.compileArray(p, sp, vt.Elem(), vt.Len()) + case reflect.Interface: + self.compileInterface(p, vt) + case reflect.Map: + self.compileMap(p, sp, vt) + case reflect.Ptr: + self.compilePtr(p, sp, vt.Elem()) + case reflect.Slice: + self.compileSlice(p, sp, vt.Elem()) + case reflect.Struct: + self.compileStruct(p, sp, vt) + default: + panic(vars.Error_type(vt)) + } +} + +func (self *Compiler) compileNil(p *ir.Program, sp int, vt reflect.Type, nil_op ir.Op, fn func(*ir.Program, int, reflect.Type)) { + x := p.PC() + p.Add(ir.OP_is_nil) + fn(p, sp, vt) + e := p.PC() + p.Add(ir.OP_goto) + p.Pin(x) + p.Add(nil_op) + p.Pin(e) +} + +func (self *Compiler) compilePtr(p *ir.Program, sp int, vt reflect.Type) { + self.compileNil(p, sp, vt, ir.OP_null, self.compilePtrBody) +} + +func (self *Compiler) compilePtrBody(p *ir.Program, sp int, vt reflect.Type) { + p.Tag(sp) + p.Add(ir.OP_save) + p.Add(ir.OP_deref) + self.compileOne(p, sp+1, vt, true) + p.Add(ir.OP_drop) +} + +func (self *Compiler) compileMap(p *ir.Program, sp int, vt reflect.Type) { + self.compileNil(p, sp, vt, ir.OP_empty_obj, self.compileMapBody) +} + +func (self *Compiler) compileMapBody(p *ir.Program, sp int, vt reflect.Type) { + p.Tag(sp + 1) + p.Int(ir.OP_byte, '{') + e := p.PC() + p.Add(ir.OP_is_zero_map) + p.Add(ir.OP_save) + p.Rtt(ir.OP_map_iter, vt) + p.Add(ir.OP_save) + i := p.PC() + p.Add(ir.OP_map_check_key) + u := p.PC() + p.Add(ir.OP_map_write_key) + self.compileMapBodyKey(p, vt.Key()) + p.Pin(u) + p.Int(ir.OP_byte, ':') + p.Add(ir.OP_map_value_next) + self.compileOne(p, sp+2, vt.Elem(), false) + j := p.PC() + p.Add(ir.OP_map_check_key) + p.Int(ir.OP_byte, ',') + v := p.PC() + p.Add(ir.OP_map_write_key) + self.compileMapBodyKey(p, vt.Key()) + p.Pin(v) + p.Int(ir.OP_byte, ':') + p.Add(ir.OP_map_value_next) + self.compileOne(p, sp+2, vt.Elem(), false) + p.Int(ir.OP_goto, j) + p.Pin(i) + p.Pin(j) + p.Add(ir.OP_map_stop) + p.Add(ir.OP_drop_2) + p.Pin(e) + p.Int(ir.OP_byte, '}') +} + +func (self *Compiler) compileMapBodyKey(p *ir.Program, vk reflect.Type) { + if !vk.Implements(vars.EncodingTextMarshalerType) { + self.compileMapBodyTextKey(p, vk) + } else { + self.compileMapBodyUtextKey(p, vk) + } +} + +func (self *Compiler) compileMapBodyTextKey(p *ir.Program, vk reflect.Type) { + switch vk.Kind() { + case reflect.Invalid: + panic("map key is nil") + case reflect.Bool: + p.Key(ir.OP_bool) + case reflect.Int: + p.Key(ir.OP_int()) + case reflect.Int8: + p.Key(ir.OP_i8) + case reflect.Int16: + p.Key(ir.OP_i16) + case reflect.Int32: + p.Key(ir.OP_i32) + case reflect.Int64: + p.Key(ir.OP_i64) + case reflect.Uint: + p.Key(ir.OP_uint()) + case reflect.Uint8: + p.Key(ir.OP_u8) + case reflect.Uint16: + p.Key(ir.OP_u16) + case reflect.Uint32: + p.Key(ir.OP_u32) + case reflect.Uint64: + p.Key(ir.OP_u64) + case reflect.Uintptr: + p.Key(ir.OP_uintptr()) + case reflect.Float32: + p.Key(ir.OP_f32) + case reflect.Float64: + p.Key(ir.OP_f64) + case reflect.String: + self.compileString(p, vk) + default: + panic(vars.Error_type(vk)) + } +} + +func (self *Compiler) compileMapBodyUtextKey(p *ir.Program, vk reflect.Type) { + if vk.Kind() != reflect.Ptr { + addMarshalerOp(p, ir.OP_marshal_text, vk, vars.EncodingTextMarshalerType) + } else { + self.compileMapBodyUtextPtr(p, vk) + } +} + +func (self *Compiler) compileMapBodyUtextPtr(p *ir.Program, vk reflect.Type) { + i := p.PC() + p.Add(ir.OP_is_nil) + addMarshalerOp(p, ir.OP_marshal_text, vk, vars.EncodingTextMarshalerType) + j := p.PC() + p.Add(ir.OP_goto) + p.Pin(i) + p.Str(ir.OP_text, "\"\"") + p.Pin(j) +} + +func (self *Compiler) compileSlice(p *ir.Program, sp int, vt reflect.Type) { + self.compileNil(p, sp, vt, ir.OP_empty_arr, self.compileSliceBody) +} + +func (self *Compiler) compileSliceBody(p *ir.Program, sp int, vt reflect.Type) { + if vars.IsSimpleByte(vt) { + p.Add(ir.OP_bin) + } else { + self.compileSliceArray(p, sp, vt) + } +} + +func (self *Compiler) compileSliceArray(p *ir.Program, sp int, vt reflect.Type) { + p.Tag(sp) + p.Int(ir.OP_byte, '[') + e := p.PC() + p.Add(ir.OP_is_nil) + p.Add(ir.OP_save) + p.Add(ir.OP_slice_len) + i := p.PC() + p.Rtt(ir.OP_slice_next, vt) + self.compileOne(p, sp+1, vt, true) + j := p.PC() + p.Rtt(ir.OP_slice_next, vt) + p.Int(ir.OP_byte, ',') + self.compileOne(p, sp+1, vt, true) + p.Int(ir.OP_goto, j) + p.Pin(i) + p.Pin(j) + p.Add(ir.OP_drop) + p.Pin(e) + p.Int(ir.OP_byte, ']') +} + +func (self *Compiler) compileArray(p *ir.Program, sp int, vt reflect.Type, nb int) { + p.Tag(sp) + p.Int(ir.OP_byte, '[') + p.Add(ir.OP_save) + + /* first item */ + if nb != 0 { + self.compileOne(p, sp+1, vt, self.pv) + p.Add(ir.OP_load) + } + + /* remaining items */ + for i := 1; i < nb; i++ { + p.Int(ir.OP_byte, ',') + p.Int(ir.OP_index, i*int(vt.Size())) + self.compileOne(p, sp+1, vt, self.pv) + p.Add(ir.OP_load) + } + + /* end of array */ + p.Add(ir.OP_drop) + p.Int(ir.OP_byte, ']') +} + +func (self *Compiler) compileString(p *ir.Program, vt reflect.Type) { + if vt != vars.JsonNumberType { + p.Add(ir.OP_str) + } else { + p.Add(ir.OP_number) + } +} + +func (self *Compiler) compileStruct(p *ir.Program, sp int, vt reflect.Type) { + if sp >= self.opts.MaxInlineDepth || p.PC() >= vars.MAX_ILBUF || (sp > 0 && vt.NumField() >= vars.MAX_FIELDS) { + p.Vp(ir.OP_recurse, vt, self.pv) + if self.opts.RecursiveDepth > 0 { + if self.pv { + self.rec[vt] = 1 + } else { + self.rec[vt] = 0 + } + } + } else { + self.compileStructBody(p, sp, vt) + } +} + +func (self *Compiler) compileStructBody(p *ir.Program, sp int, vt reflect.Type) { + p.Tag(sp) + p.Int(ir.OP_byte, '{') + p.Add(ir.OP_save) + p.Add(ir.OP_cond_set) + + /* compile each field */ + for _, fv := range resolver.ResolveStruct(vt) { + var s []int + var o resolver.Offset + + /* "omitempty" for arrays */ + if fv.Type.Kind() == reflect.Array { + if fv.Type.Len() == 0 && (fv.Opts&resolver.F_omitempty) != 0 { + continue + } + } + + /* index to the field */ + for _, o = range fv.Path { + if p.Int(ir.OP_index, int(o.Size)); o.Kind == resolver.F_deref { + s = append(s, p.PC()) + p.Add(ir.OP_is_nil) + p.Add(ir.OP_deref) + } + } + + /* check for "omitempty" option */ + if fv.Type.Kind() != reflect.Struct && fv.Type.Kind() != reflect.Array && (fv.Opts&resolver.F_omitempty) != 0 { + s = append(s, p.PC()) + self.compileStructFieldZero(p, fv.Type) + } + + /* add the comma if not the first element */ + i := p.PC() + p.Add(ir.OP_cond_testc) + p.Int(ir.OP_byte, ',') + p.Pin(i) + + /* compile the key and value */ + ft := fv.Type + p.Str(ir.OP_text, Quote(fv.Name)+":") + + /* check for "stringnize" option */ + if (fv.Opts & resolver.F_stringize) == 0 { + self.compileOne(p, sp+1, ft, self.pv) + } else { + self.compileStructFieldStr(p, sp+1, ft) + } + + /* patch the skipping jumps and reload the struct pointer */ + p.Rel(s) + p.Add(ir.OP_load) + } + + /* end of object */ + p.Add(ir.OP_drop) + p.Int(ir.OP_byte, '}') +} + +func (self *Compiler) compileStructFieldStr(p *ir.Program, sp int, vt reflect.Type) { + // NOTICE: according to encoding/json, Marshaler type has higher priority than string option + // see issue: + if self.tryCompileMarshaler(p, vt, self.pv) { + return + } + + pc := -1 + ft := vt + sv := false + + /* dereference the pointer if needed */ + if ft.Kind() == reflect.Ptr { + ft = ft.Elem() + } + + /* check if it can be stringized */ + switch ft.Kind() { + case reflect.Bool: + sv = true + case reflect.Int: + sv = true + case reflect.Int8: + sv = true + case reflect.Int16: + sv = true + case reflect.Int32: + sv = true + case reflect.Int64: + sv = true + case reflect.Uint: + sv = true + case reflect.Uint8: + sv = true + case reflect.Uint16: + sv = true + case reflect.Uint32: + sv = true + case reflect.Uint64: + sv = true + case reflect.Uintptr: + sv = true + case reflect.Float32: + sv = true + case reflect.Float64: + sv = true + case reflect.String: + sv = true + } + + /* if it's not, ignore the "string" and follow the regular path */ + if !sv { + self.compileOne(p, sp, vt, self.pv) + return + } + + /* dereference the pointer */ + if vt.Kind() == reflect.Ptr { + pc = p.PC() + vt = vt.Elem() + p.Add(ir.OP_is_nil) + p.Add(ir.OP_deref) + } + + /* special case of a double-quoted string */ + if ft != vars.JsonNumberType && ft.Kind() == reflect.String { + p.Add(ir.OP_quote) + } else { + self.compileStructFieldQuoted(p, sp, vt) + } + + /* the "null" case of the pointer */ + if pc != -1 { + e := p.PC() + p.Add(ir.OP_goto) + p.Pin(pc) + p.Add(ir.OP_null) + p.Pin(e) + } +} + +func (self *Compiler) compileStructFieldZero(p *ir.Program, vt reflect.Type) { + switch vt.Kind() { + case reflect.Bool: + p.Add(ir.OP_is_zero_1) + case reflect.Int: + p.Add(ir.OP_is_zero_ints()) + case reflect.Int8: + p.Add(ir.OP_is_zero_1) + case reflect.Int16: + p.Add(ir.OP_is_zero_2) + case reflect.Int32: + p.Add(ir.OP_is_zero_4) + case reflect.Int64: + p.Add(ir.OP_is_zero_8) + case reflect.Uint: + p.Add(ir.OP_is_zero_ints()) + case reflect.Uint8: + p.Add(ir.OP_is_zero_1) + case reflect.Uint16: + p.Add(ir.OP_is_zero_2) + case reflect.Uint32: + p.Add(ir.OP_is_zero_4) + case reflect.Uint64: + p.Add(ir.OP_is_zero_8) + case reflect.Uintptr: + p.Add(ir.OP_is_nil) + case reflect.Float32: + p.Add(ir.OP_is_zero_4) + case reflect.Float64: + p.Add(ir.OP_is_zero_8) + case reflect.String: + p.Add(ir.OP_is_nil_p1) + case reflect.Interface: + p.Add(ir.OP_is_nil) + case reflect.Map: + p.Add(ir.OP_is_zero_map) + case reflect.Ptr: + p.Add(ir.OP_is_nil) + case reflect.Slice: + p.Add(ir.OP_is_nil_p1) + default: + panic(vars.Error_type(vt)) + } +} + +func (self *Compiler) compileStructFieldQuoted(p *ir.Program, sp int, vt reflect.Type) { + p.Int(ir.OP_byte, '"') + self.compileOne(p, sp, vt, self.pv) + p.Int(ir.OP_byte, '"') +} + +func (self *Compiler) compileInterface(p *ir.Program, vt reflect.Type) { + x := p.PC() + p.Add(ir.OP_is_nil_p1) + + /* iface and efaces are different */ + if vt.NumMethod() == 0 { + p.Add(ir.OP_eface) + } else { + p.Add(ir.OP_iface) + } + + /* the "null" value */ + e := p.PC() + p.Add(ir.OP_goto) + p.Pin(x) + p.Add(ir.OP_null) + p.Pin(e) +} + +func (self *Compiler) compileMarshaler(p *ir.Program, op ir.Op, vt reflect.Type, mt reflect.Type) { + pc := p.PC() + vk := vt.Kind() + + /* direct receiver */ + if vk != reflect.Ptr { + addMarshalerOp(p, op, vt, mt) + return + } + /* value receiver with a pointer type, check for nil before calling the marshaler */ + p.Add(ir.OP_is_nil) + + addMarshalerOp(p, op, vt, mt) + + i := p.PC() + p.Add(ir.OP_goto) + p.Pin(pc) + p.Add(ir.OP_null) + p.Pin(i) +} + +func addMarshalerOp(p *ir.Program, op ir.Op, vt reflect.Type, mt reflect.Type) { + if vars.UseVM { + itab := rt.GetItab(rt.IfaceType(rt.UnpackType(mt)), rt.UnpackType(vt), true) + p.Vtab(op, vt, itab) + } else { + // OPT: get itab here + p.Rtt(op, vt) + } } diff --git a/vendor/github.com/bytedance/sonic/internal/encoder/debug_go116.go b/vendor/github.com/bytedance/sonic/internal/encoder/debug_go116.go deleted file mode 100644 index d8d0c45cc..000000000 --- a/vendor/github.com/bytedance/sonic/internal/encoder/debug_go116.go +++ /dev/null @@ -1,66 +0,0 @@ -// +build go1.16,!go1.17 - -/* - * Copyright 2021 ByteDance Inc. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package encoder - -import ( - `os` - `strings` - `runtime` - `runtime/debug` - - `github.com/bytedance/sonic/internal/jit` -) - -var ( - debugSyncGC = os.Getenv("SONIC_SYNC_GC") != "" - debugAsyncGC = os.Getenv("SONIC_NO_ASYNC_GC") == "" -) - -var ( - _Instr_End _Instr = newInsOp(_OP_null) - - _F_gc = jit.Func(runtime.GC) - _F_force_gc = jit.Func(debug.FreeOSMemory) - _F_println = jit.Func(println_wrapper) -) - -func println_wrapper(i int, op1 int, op2 int){ - println(i, " Intrs ", op1, _OpNames[op1], "next: ", op2, _OpNames[op2]) -} - -func (self *_Assembler) force_gc() { - self.call_go(_F_gc) - self.call_go(_F_force_gc) -} - -func (self *_Assembler) debug_instr(i int, v *_Instr) { - if debugSyncGC { - if (i+1 == len(self.p)) { - self.print_gc(i, v, &_Instr_End) - } else { - next := &(self.p[i+1]) - self.print_gc(i, v, next) - name := _OpNames[next.op()] - if strings.Contains(name, "save") { - return - } - } - self.force_gc() - } -} diff --git a/vendor/github.com/bytedance/sonic/internal/encoder/debug_go117.go b/vendor/github.com/bytedance/sonic/internal/encoder/debug_go117.go deleted file mode 100644 index 37e6f7d4f..000000000 --- a/vendor/github.com/bytedance/sonic/internal/encoder/debug_go117.go +++ /dev/null @@ -1,205 +0,0 @@ -// +build go1.17,!go1.23 - -/* - * Copyright 2021 ByteDance Inc. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package encoder - -import ( - `fmt` - `os` - `runtime` - `strings` - `unsafe` - - `github.com/bytedance/sonic/internal/jit` - `github.com/twitchyliquid64/golang-asm/obj` -) - -const _FP_debug = 128 - -var ( - debugSyncGC = os.Getenv("SONIC_SYNC_GC") != "" - debugAsyncGC = os.Getenv("SONIC_NO_ASYNC_GC") == "" - debugCheckPtr = os.Getenv("SONIC_CHECK_POINTER") != "" -) - -var ( - _Instr_End = newInsOp(_OP_is_nil) - - _F_gc = jit.Func(gc) - _F_println = jit.Func(println_wrapper) - _F_print = jit.Func(print) -) - -func (self *_Assembler) dsave(r ...obj.Addr) { - for i, v := range r { - if i > _FP_debug / 8 - 1 { - panic("too many registers to save") - } else { - self.Emit("MOVQ", v, jit.Ptr(_SP, _FP_fargs + _FP_saves + _FP_locals + int64(i) * 8)) - } - } -} - -func (self *_Assembler) dload(r ...obj.Addr) { - for i, v := range r { - if i > _FP_debug / 8 - 1 { - panic("too many registers to load") - } else { - self.Emit("MOVQ", jit.Ptr(_SP, _FP_fargs + _FP_saves + _FP_locals + int64(i) * 8), v) - } - } -} - -func println_wrapper(i int, op1 int, op2 int){ - println(i, " Intrs ", op1, _OpNames[op1], "next: ", op2, _OpNames[op2]) -} - -func print(i int){ - println(i) -} - -func gc() { - if !debugSyncGC { - return - } - runtime.GC() - // debug.FreeOSMemory() -} - -func (self *_Assembler) dcall(fn obj.Addr) { - self.Emit("MOVQ", fn, _R10) // MOVQ ${fn}, R10 - self.Rjmp("CALL", _R10) // CALL R10 -} - -func (self *_Assembler) debug_gc() { - if !debugSyncGC { - return - } - self.dsave(_REG_debug...) - self.dcall(_F_gc) - self.dload(_REG_debug...) -} - -func (self *_Assembler) debug_instr(i int, v *_Instr) { - if debugSyncGC { - if i+1 == len(self.p) { - self.print_gc(i, v, &_Instr_End) - } else { - next := &(self.p[i+1]) - self.print_gc(i, v, next) - name := _OpNames[next.op()] - if strings.Contains(name, "save") { - return - } - } - // self.debug_gc() - } -} - -//go:noescape -//go:linkname checkptrBase runtime.checkptrBase -func checkptrBase(p unsafe.Pointer) uintptr - -//go:noescape -//go:linkname findObject runtime.findObject -func findObject(p, refBase, refOff uintptr) (base uintptr, s unsafe.Pointer, objIndex uintptr) - -var ( - _F_checkptr = jit.Func(checkptr) - _F_printptr = jit.Func(printptr) -) - -var ( - _R10 = jit.Reg("R10") -) -var _REG_debug = []obj.Addr { - jit.Reg("AX"), - jit.Reg("BX"), - jit.Reg("CX"), - jit.Reg("DX"), - jit.Reg("DI"), - jit.Reg("SI"), - jit.Reg("BP"), - jit.Reg("SP"), - jit.Reg("R8"), - jit.Reg("R9"), - jit.Reg("R10"), - jit.Reg("R11"), - jit.Reg("R12"), - jit.Reg("R13"), - jit.Reg("R14"), - jit.Reg("R15"), -} - -func checkptr(ptr uintptr) { - if ptr == 0 { - return - } - fmt.Printf("pointer: %x\n", ptr) - f := checkptrBase(unsafe.Pointer(uintptr(ptr))) - if f == 0 { - fmt.Printf("! unknown-based pointer: %x\n", ptr) - } else if f == 1 { - fmt.Printf("! stack pointer: %x\n", ptr) - } else { - fmt.Printf("base: %x\n", f) - } - findobj(ptr) -} - -func findobj(ptr uintptr) { - base, s, objIndex := findObject(ptr, 0, 0) - if s != nil && base == 0 { - fmt.Printf("! invalid pointer: %x\n", ptr) - } - fmt.Printf("objIndex: %d\n", objIndex) -} - -func (self *_Assembler) check_ptr(ptr obj.Addr, lea bool) { - if !debugCheckPtr { - return - } - - self.dsave(_REG_debug...) - if lea { - self.Emit("LEAQ", ptr, _R10) - } else { - self.Emit("MOVQ", ptr, _R10) - } - self.Emit("MOVQ", _R10, jit.Ptr(_SP, 0)) - self.dcall(_F_checkptr) - self.dload(_REG_debug...) -} - -func printptr(i int, ptr uintptr) { - fmt.Printf("[%d] ptr: %x\n", i, ptr) -} - -func (self *_Assembler) print_ptr(i int, ptr obj.Addr, lea bool) { - self.dsave(_REG_debug...) - if lea { - self.Emit("LEAQ", ptr, _R10) - } else { - self.Emit("MOVQ", ptr, _R10) - } - - self.Emit("MOVQ", jit.Imm(int64(i)), _AX) - self.Emit("MOVQ", _R10, _BX) - self.dcall(_F_printptr) - self.dload(_REG_debug...) -} diff --git a/vendor/github.com/bytedance/sonic/internal/encoder/encode_norace.go b/vendor/github.com/bytedance/sonic/internal/encoder/encode_norace.go new file mode 100644 index 000000000..c53206433 --- /dev/null +++ b/vendor/github.com/bytedance/sonic/internal/encoder/encode_norace.go @@ -0,0 +1,24 @@ +//go:build !race +// +build !race + +/* + * Copyright 2021 ByteDance Inc. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package encoder + +func encodeIntoCheckRace(buf *[]byte, val interface{}, opts Options) error { + return encodeInto(buf, val, opts) +} diff --git a/vendor/github.com/bytedance/sonic/internal/encoder/encode_race.go b/vendor/github.com/bytedance/sonic/internal/encoder/encode_race.go new file mode 100644 index 000000000..c373c55f9 --- /dev/null +++ b/vendor/github.com/bytedance/sonic/internal/encoder/encode_race.go @@ -0,0 +1,54 @@ +//go:build race +// +build race + +/* + * Copyright 2021 ByteDance Inc. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package encoder + +import ( + `encoding/json` + + `github.com/bytedance/sonic/internal/rt` +) + + +func helpDetectDataRace(val interface{}) { + var out []byte + defer func() { + if v := recover(); v != nil { + // NOTICE: help user to locate where panic occurs + println("panic when encoding on: ", truncate(out)) + panic(v) + } + }() + out, _ = json.Marshal(val) +} + +func encodeIntoCheckRace(buf *[]byte, val interface{}, opts Options) error { + err := encodeInto(buf, val, opts) + /* put last to make the panic from sonic will always be caught at first */ + helpDetectDataRace(val) + return err +} + +func truncate(json []byte) string { + if len(json) <= 256 { + return rt.Mem2Str(json) + } else { + return rt.Mem2Str(json[len(json)-256:]) + } +} diff --git a/vendor/github.com/bytedance/sonic/internal/encoder/encoder.go b/vendor/github.com/bytedance/sonic/internal/encoder/encoder.go index d285c2991..4cba1a168 100644 --- a/vendor/github.com/bytedance/sonic/internal/encoder/encoder.go +++ b/vendor/github.com/bytedance/sonic/internal/encoder/encoder.go @@ -17,72 +17,62 @@ package encoder import ( - `bytes` - `encoding/json` - `reflect` - `runtime` - `unsafe` - - `github.com/bytedance/sonic/internal/native` - `github.com/bytedance/sonic/internal/native/types` - `github.com/bytedance/sonic/internal/rt` - `github.com/bytedance/sonic/utf8` - `github.com/bytedance/sonic/option` + "bytes" + "encoding/json" + "reflect" + "runtime" + "unsafe" + + "github.com/bytedance/sonic/utf8" + "github.com/bytedance/sonic/internal/encoder/alg" + "github.com/bytedance/sonic/internal/encoder/vars" + "github.com/bytedance/sonic/internal/rt" + "github.com/bytedance/sonic/option" ) // Options is a set of encoding options. type Options uint64 -const ( - bitSortMapKeys = iota - bitEscapeHTML - bitCompactMarshaler - bitNoQuoteTextMarshaler - bitNoNullSliceOrMap - bitValidateString - bitNoValidateJSONMarshaler - bitNoEncoderNewline - - // used for recursive compile - bitPointerValue = 63 -) - const ( // SortMapKeys indicates that the keys of a map needs to be sorted // before serializing into JSON. // WARNING: This hurts performance A LOT, USE WITH CARE. - SortMapKeys Options = 1 << bitSortMapKeys + SortMapKeys Options = 1 << alg.BitSortMapKeys // EscapeHTML indicates encoder to escape all HTML characters // after serializing into JSON (see https://pkg.go.dev/encoding/json#HTMLEscape). // WARNING: This hurts performance A LOT, USE WITH CARE. - EscapeHTML Options = 1 << bitEscapeHTML + EscapeHTML Options = 1 << alg.BitEscapeHTML // CompactMarshaler indicates that the output JSON from json.Marshaler // is always compact and needs no validation - CompactMarshaler Options = 1 << bitCompactMarshaler + CompactMarshaler Options = 1 << alg.BitCompactMarshaler // NoQuoteTextMarshaler indicates that the output text from encoding.TextMarshaler // is always escaped string and needs no quoting - NoQuoteTextMarshaler Options = 1 << bitNoQuoteTextMarshaler + NoQuoteTextMarshaler Options = 1 << alg.BitNoQuoteTextMarshaler // NoNullSliceOrMap indicates all empty Array or Object are encoded as '[]' or '{}', - // instead of 'null' - NoNullSliceOrMap Options = 1 << bitNoNullSliceOrMap + // instead of 'null'. + // NOTE: The priority of this option is lower than json tag `omitempty`. + NoNullSliceOrMap Options = 1 << alg.BitNoNullSliceOrMap // ValidateString indicates that encoder should validate the input string // before encoding it into JSON. - ValidateString Options = 1 << bitValidateString + ValidateString Options = 1 << alg.BitValidateString // NoValidateJSONMarshaler indicates that the encoder should not validate the output string // after encoding the JSONMarshaler to JSON. - NoValidateJSONMarshaler Options = 1 << bitNoValidateJSONMarshaler + NoValidateJSONMarshaler Options = 1 << alg.BitNoValidateJSONMarshaler // NoEncoderNewline indicates that the encoder should not add a newline after every message - NoEncoderNewline Options = 1 << bitNoEncoderNewline + NoEncoderNewline Options = 1 << alg.BitNoEncoderNewline // CompatibleWithStd is used to be compatible with std encoder. CompatibleWithStd Options = SortMapKeys | EscapeHTML | CompactMarshaler + + // Encode Infinity or Nan float into `null`, instead of returning an error. + EncodeNullForInfOrNan Options = 1 << alg.BitEncodeNullForInfOrNan ) // Encoder represents a specific set of encoder configurations. @@ -171,53 +161,45 @@ func (enc *Encoder) SetIndent(prefix, indent string) { // Quote returns the JSON-quoted version of s. func Quote(s string) string { - var n int - var p []byte - - /* check for empty string */ - if s == "" { - return `""` - } - - /* allocate space for result */ - n = len(s) + 2 - p = make([]byte, 0, n) - - /* call the encoder */ - _ = encodeString(&p, s) - return rt.Mem2Str(p) + buf := make([]byte, 0, len(s)+2) + buf = alg.Quote(buf, s, false) + return rt.Mem2Str(buf) } // Encode returns the JSON encoding of val, encoded with opts. func Encode(val interface{}, opts Options) ([]byte, error) { var ret []byte - buf := newBytes() - err := encodeInto(&buf, val, opts) + buf := vars.NewBytes() + err := encodeIntoCheckRace(buf, val, opts) /* check for errors */ if err != nil { - freeBytes(buf) + vars.FreeBytes(buf) return nil, err } /* htmlescape or correct UTF-8 if opts enable */ old := buf - buf = encodeFinish(old, opts) - pbuf := ((*rt.GoSlice)(unsafe.Pointer(&buf))).Ptr - pold := ((*rt.GoSlice)(unsafe.Pointer(&old))).Ptr + *buf = encodeFinish(*old, opts) + pbuf := ((*rt.GoSlice)(unsafe.Pointer(buf))).Ptr + pold := ((*rt.GoSlice)(unsafe.Pointer(old))).Ptr /* return when allocated a new buffer */ if pbuf != pold { - freeBytes(old) - return buf, nil + vars.FreeBytes(old) + return *buf, nil } /* make a copy of the result */ - ret = make([]byte, len(buf)) - copy(ret, buf) - - freeBytes(buf) + if rt.CanSizeResue(cap(*buf)) { + ret = make([]byte, len(*buf)) + copy(ret, *buf) + vars.FreeBytes(buf) + } else { + ret = *buf + } + /* return the buffer into pool */ return ret, nil } @@ -225,7 +207,7 @@ func Encode(val interface{}, opts Options) ([]byte, error) { // EncodeInto is like Encode but uses a user-supplied buffer instead of allocating // a new one. func EncodeInto(buf *[]byte, val interface{}, opts Options) error { - err := encodeInto(buf, val, opts) + err := encodeIntoCheckRace(buf, val, opts) if err != nil { return err } @@ -234,15 +216,15 @@ func EncodeInto(buf *[]byte, val interface{}, opts Options) error { } func encodeInto(buf *[]byte, val interface{}, opts Options) error { - stk := newStack() + stk := vars.NewStack() efv := rt.UnpackEface(val) err := encodeTypedPointer(buf, efv.Type, &efv.Value, stk, uint64(opts)) /* return the stack into pool */ if err != nil { - resetStack(stk) + vars.ResetStack(stk) } - freeStack(stk) + vars.FreeStack(stk) /* avoid GC ahead */ runtime.KeepAlive(buf) @@ -254,13 +236,12 @@ func encodeFinish(buf []byte, opts Options) []byte { if opts & EscapeHTML != 0 { buf = HTMLEscape(nil, buf) } - if opts & ValidateString != 0 && !utf8.Validate(buf) { + if (opts & ValidateString != 0) && !utf8.Validate(buf) { buf = utf8.CorrectWith(nil, buf, `\ufffd`) } return buf } -var typeByte = rt.UnpackType(reflect.TypeOf(byte(0))) // HTMLEscape appends to dst the JSON-encoded src with <, >, &, U+2028 and U+2029 // characters inside string literals changed to \u003c, \u003e, \u0026, \u2028, \u2029 @@ -269,7 +250,7 @@ var typeByte = rt.UnpackType(reflect.TypeOf(byte(0))) // escaping within