diff options
Diffstat (limited to 'vendor/github.com/bytedance/sonic/internal/encoder/x86/debug_go117.go')
| -rw-r--r-- | vendor/github.com/bytedance/sonic/internal/encoder/x86/debug_go117.go | 201 |
1 files changed, 0 insertions, 201 deletions
diff --git a/vendor/github.com/bytedance/sonic/internal/encoder/x86/debug_go117.go b/vendor/github.com/bytedance/sonic/internal/encoder/x86/debug_go117.go deleted file mode 100644 index 0aca3f4c5..000000000 --- a/vendor/github.com/bytedance/sonic/internal/encoder/x86/debug_go117.go +++ /dev/null @@ -1,201 +0,0 @@ -//go:build go1.17 && !go1.24 -// +build go1.17,!go1.24 - -/* - * 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 x86 - -import ( - "fmt" - "runtime" - "strings" - "unsafe" - - "github.com/bytedance/sonic/internal/encoder/ir" - "github.com/bytedance/sonic/internal/encoder/vars" - "github.com/bytedance/sonic/internal/jit" - "github.com/twitchyliquid64/golang-asm/obj" -) - -const _FP_debug = 128 - -var ( - _Instr_End = ir.NewInsOp(ir.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, ir.OpNames[op1], "next: ", op2, ir.OpNames[op2]) -} - -func print(i int) { - println(i) -} - -func gc() { - if !vars.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 !vars.DebugSyncGC { - return - } - self.dsave(_REG_debug...) - self.dcall(_F_gc) - self.dload(_REG_debug...) -} - -func (self *Assembler) debug_instr(i int, v *ir.Instr) { - if vars.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 := ir.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 !vars.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...) -} |