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			710 lines
		
	
	
	
		
			17 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			710 lines
		
	
	
	
		
			17 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
| // Copyright 2024 The Libc Authors. All rights reserved.
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| // Use of this source code is governed by a BSD-style
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| // license that can be found in the LICENSE file.
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| 
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| package libc // import "modernc.org/libc"
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| 
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| import (
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| 	"sync"
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| 	"unsafe"
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| )
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| 
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| var (
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| 	int8Mu  sync.Mutex
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| 	int16Mu sync.Mutex
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| 	int32Mu sync.Mutex
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| 	int64Mu sync.Mutex
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| )
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| 
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| // type __atomic_fetch_add(type *ptr, type val, int memorder)
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| //
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| // { tmp = *ptr; *ptr op= val; return tmp; }
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| // { tmp = *ptr; *ptr = ~(*ptr & val); return tmp; } // nand
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| 
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| func X__atomic_fetch_addInt8(t *TLS, ptr uintptr, val int8, _ int32) (r int8) {
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| 	int8Mu.Lock()
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| 
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| 	defer int8Mu.Unlock()
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| 
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| 	r = *(*int8)(unsafe.Pointer(ptr))
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| 	*(*int8)(unsafe.Pointer(ptr)) += val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_addUint8(t *TLS, ptr uintptr, val uint8, _ int32) (r uint8) {
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| 	int8Mu.Lock()
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| 
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| 	defer int8Mu.Unlock()
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| 
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| 	r = *(*uint8)(unsafe.Pointer(ptr))
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| 	*(*uint8)(unsafe.Pointer(ptr)) += val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_addInt16(t *TLS, ptr uintptr, val int16, _ int32) (r int16) {
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| 	int16Mu.Lock()
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| 
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| 	defer int16Mu.Unlock()
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| 
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| 	r = *(*int16)(unsafe.Pointer(ptr))
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| 	*(*int16)(unsafe.Pointer(ptr)) += val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_addUint16(t *TLS, ptr uintptr, val uint16, _ int32) (r uint16) {
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| 	int16Mu.Lock()
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| 
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| 	defer int16Mu.Unlock()
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| 
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| 	r = *(*uint16)(unsafe.Pointer(ptr))
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| 	*(*uint16)(unsafe.Pointer(ptr)) += val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_addInt32(t *TLS, ptr uintptr, val int32, _ int32) (r int32) {
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| 	int32Mu.Lock()
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| 
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| 	defer int32Mu.Unlock()
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| 
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| 	r = *(*int32)(unsafe.Pointer(ptr))
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| 	*(*int32)(unsafe.Pointer(ptr)) += val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_addUint32(t *TLS, ptr uintptr, val uint32, _ int32) (r uint32) {
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| 	int32Mu.Lock()
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| 
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| 	defer int32Mu.Unlock()
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| 
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| 	r = *(*uint32)(unsafe.Pointer(ptr))
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| 	*(*uint32)(unsafe.Pointer(ptr)) += val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_addInt64(t *TLS, ptr uintptr, val int64, _ int32) (r int64) {
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| 	int64Mu.Lock()
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| 
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| 	defer int64Mu.Unlock()
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| 
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| 	r = *(*int64)(unsafe.Pointer(ptr))
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| 	*(*int64)(unsafe.Pointer(ptr)) += val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_addUint64(t *TLS, ptr uintptr, val uint64, _ int32) (r uint64) {
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| 	int64Mu.Lock()
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| 
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| 	defer int64Mu.Unlock()
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| 
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| 	r = *(*uint64)(unsafe.Pointer(ptr))
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| 	*(*uint64)(unsafe.Pointer(ptr)) += val
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| 	return r
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| }
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| 
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| // ----
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| 
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| func X__atomic_fetch_andInt8(t *TLS, ptr uintptr, val int8, _ int32) (r int8) {
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| 	int8Mu.Lock()
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| 
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| 	defer int8Mu.Unlock()
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| 
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| 	r = *(*int8)(unsafe.Pointer(ptr))
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| 	*(*int8)(unsafe.Pointer(ptr)) &= val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_andUint8(t *TLS, ptr uintptr, val uint8, _ int32) (r uint8) {
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| 	int8Mu.Lock()
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| 
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| 	defer int8Mu.Unlock()
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| 
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| 	r = *(*uint8)(unsafe.Pointer(ptr))
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| 	*(*uint8)(unsafe.Pointer(ptr)) &= val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_andInt16(t *TLS, ptr uintptr, val int16, _ int32) (r int16) {
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| 	int16Mu.Lock()
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| 
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| 	defer int16Mu.Unlock()
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| 
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| 	r = *(*int16)(unsafe.Pointer(ptr))
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| 	*(*int16)(unsafe.Pointer(ptr)) &= val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_andUint16(t *TLS, ptr uintptr, val uint16, _ int32) (r uint16) {
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| 	int16Mu.Lock()
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| 
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| 	defer int16Mu.Unlock()
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| 
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| 	r = *(*uint16)(unsafe.Pointer(ptr))
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| 	*(*uint16)(unsafe.Pointer(ptr)) &= val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_andInt32(t *TLS, ptr uintptr, val int32, _ int32) (r int32) {
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| 	int32Mu.Lock()
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| 
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| 	defer int32Mu.Unlock()
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| 
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| 	r = *(*int32)(unsafe.Pointer(ptr))
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| 	*(*int32)(unsafe.Pointer(ptr)) &= val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_andUint32(t *TLS, ptr uintptr, val uint32, _ int32) (r uint32) {
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| 	int32Mu.Lock()
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| 
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| 	defer int32Mu.Unlock()
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| 
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| 	r = *(*uint32)(unsafe.Pointer(ptr))
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| 	*(*uint32)(unsafe.Pointer(ptr)) &= val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_andInt64(t *TLS, ptr uintptr, val int64, _ int32) (r int64) {
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| 	int64Mu.Lock()
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| 
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| 	defer int64Mu.Unlock()
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| 
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| 	r = *(*int64)(unsafe.Pointer(ptr))
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| 	*(*int64)(unsafe.Pointer(ptr)) &= val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_andUint64(t *TLS, ptr uintptr, val uint64, _ int32) (r uint64) {
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| 	int64Mu.Lock()
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| 
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| 	defer int64Mu.Unlock()
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| 
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| 	r = *(*uint64)(unsafe.Pointer(ptr))
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| 	*(*uint64)(unsafe.Pointer(ptr)) &= val
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| 	return r
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| }
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| 
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| // ----
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| 
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| func X__atomic_fetch_orInt8(t *TLS, ptr uintptr, val int8, _ int32) (r int8) {
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| 	int8Mu.Lock()
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| 
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| 	defer int8Mu.Unlock()
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| 
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| 	r = *(*int8)(unsafe.Pointer(ptr))
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| 	*(*int8)(unsafe.Pointer(ptr)) |= val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_orUint8(t *TLS, ptr uintptr, val uint8, _ int32) (r uint8) {
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| 	int8Mu.Lock()
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| 
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| 	defer int8Mu.Unlock()
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| 
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| 	r = *(*uint8)(unsafe.Pointer(ptr))
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| 	*(*uint8)(unsafe.Pointer(ptr)) |= val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_orInt16(t *TLS, ptr uintptr, val int16, _ int32) (r int16) {
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| 	int16Mu.Lock()
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| 
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| 	defer int16Mu.Unlock()
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| 
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| 	r = *(*int16)(unsafe.Pointer(ptr))
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| 	*(*int16)(unsafe.Pointer(ptr)) |= val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_orUint16(t *TLS, ptr uintptr, val uint16, _ int32) (r uint16) {
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| 	int16Mu.Lock()
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| 
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| 	defer int16Mu.Unlock()
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| 
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| 	r = *(*uint16)(unsafe.Pointer(ptr))
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| 	*(*uint16)(unsafe.Pointer(ptr)) |= val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_orInt32(t *TLS, ptr uintptr, val int32, _ int32) (r int32) {
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| 	int32Mu.Lock()
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| 
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| 	defer int32Mu.Unlock()
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| 
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| 	r = *(*int32)(unsafe.Pointer(ptr))
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| 	*(*int32)(unsafe.Pointer(ptr)) |= val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_orUint32(t *TLS, ptr uintptr, val uint32, _ int32) (r uint32) {
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| 	int32Mu.Lock()
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| 
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| 	defer int32Mu.Unlock()
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| 
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| 	r = *(*uint32)(unsafe.Pointer(ptr))
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| 	*(*uint32)(unsafe.Pointer(ptr)) |= val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_orInt64(t *TLS, ptr uintptr, val int64, _ int32) (r int64) {
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| 	int64Mu.Lock()
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| 
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| 	defer int64Mu.Unlock()
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| 
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| 	r = *(*int64)(unsafe.Pointer(ptr))
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| 	*(*int64)(unsafe.Pointer(ptr)) |= val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_orUint64(t *TLS, ptr uintptr, val uint64, _ int32) (r uint64) {
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| 	int64Mu.Lock()
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| 
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| 	defer int64Mu.Unlock()
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| 
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| 	r = *(*uint64)(unsafe.Pointer(ptr))
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| 	*(*uint64)(unsafe.Pointer(ptr)) |= val
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| 	return r
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| }
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| 
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| // ----
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| 
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| func X__atomic_fetch_subInt8(t *TLS, ptr uintptr, val int8, _ int32) (r int8) {
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| 	int8Mu.Lock()
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| 
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| 	defer int8Mu.Unlock()
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| 
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| 	r = *(*int8)(unsafe.Pointer(ptr))
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| 	*(*int8)(unsafe.Pointer(ptr)) -= val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_subUint8(t *TLS, ptr uintptr, val uint8, _ int32) (r uint8) {
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| 	int8Mu.Lock()
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| 
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| 	defer int8Mu.Unlock()
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| 
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| 	r = *(*uint8)(unsafe.Pointer(ptr))
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| 	*(*uint8)(unsafe.Pointer(ptr)) -= val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_subInt16(t *TLS, ptr uintptr, val int16, _ int32) (r int16) {
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| 	int16Mu.Lock()
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| 
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| 	defer int16Mu.Unlock()
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| 
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| 	r = *(*int16)(unsafe.Pointer(ptr))
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| 	*(*int16)(unsafe.Pointer(ptr)) -= val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_subUint16(t *TLS, ptr uintptr, val uint16, _ int32) (r uint16) {
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| 	int16Mu.Lock()
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| 
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| 	defer int16Mu.Unlock()
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| 
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| 	r = *(*uint16)(unsafe.Pointer(ptr))
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| 	*(*uint16)(unsafe.Pointer(ptr)) -= val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_subInt32(t *TLS, ptr uintptr, val int32, _ int32) (r int32) {
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| 	int32Mu.Lock()
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| 
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| 	defer int32Mu.Unlock()
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| 
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| 	r = *(*int32)(unsafe.Pointer(ptr))
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| 	*(*int32)(unsafe.Pointer(ptr)) -= val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_subUint32(t *TLS, ptr uintptr, val uint32, _ int32) (r uint32) {
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| 	int32Mu.Lock()
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| 
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| 	defer int32Mu.Unlock()
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| 
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| 	r = *(*uint32)(unsafe.Pointer(ptr))
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| 	*(*uint32)(unsafe.Pointer(ptr)) -= val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_subInt64(t *TLS, ptr uintptr, val int64, _ int32) (r int64) {
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| 	int64Mu.Lock()
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| 
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| 	defer int64Mu.Unlock()
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| 
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| 	r = *(*int64)(unsafe.Pointer(ptr))
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| 	*(*int64)(unsafe.Pointer(ptr)) -= val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_subUint64(t *TLS, ptr uintptr, val uint64, _ int32) (r uint64) {
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| 	int64Mu.Lock()
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| 
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| 	defer int64Mu.Unlock()
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| 
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| 	r = *(*uint64)(unsafe.Pointer(ptr))
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| 	*(*uint64)(unsafe.Pointer(ptr)) -= val
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| 	return r
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| }
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| 
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| // ----
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| 
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| func X__atomic_fetch_xorInt8(t *TLS, ptr uintptr, val int8, _ int32) (r int8) {
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| 	int8Mu.Lock()
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| 
 | |
| 	defer int8Mu.Unlock()
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| 
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| 	r = *(*int8)(unsafe.Pointer(ptr))
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| 	*(*int8)(unsafe.Pointer(ptr)) ^= val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_xorUint8(t *TLS, ptr uintptr, val uint8, _ int32) (r uint8) {
 | |
| 	int8Mu.Lock()
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| 
 | |
| 	defer int8Mu.Unlock()
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| 
 | |
| 	r = *(*uint8)(unsafe.Pointer(ptr))
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| 	*(*uint8)(unsafe.Pointer(ptr)) ^= val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_xorInt16(t *TLS, ptr uintptr, val int16, _ int32) (r int16) {
 | |
| 	int16Mu.Lock()
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| 
 | |
| 	defer int16Mu.Unlock()
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| 
 | |
| 	r = *(*int16)(unsafe.Pointer(ptr))
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| 	*(*int16)(unsafe.Pointer(ptr)) ^= val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_xorUint16(t *TLS, ptr uintptr, val uint16, _ int32) (r uint16) {
 | |
| 	int16Mu.Lock()
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| 
 | |
| 	defer int16Mu.Unlock()
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| 
 | |
| 	r = *(*uint16)(unsafe.Pointer(ptr))
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| 	*(*uint16)(unsafe.Pointer(ptr)) ^= val
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| 	return r
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| }
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| 
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| func X__atomic_fetch_xorInt32(t *TLS, ptr uintptr, val int32, _ int32) (r int32) {
 | |
| 	int32Mu.Lock()
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| 
 | |
| 	defer int32Mu.Unlock()
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| 
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| 	r = *(*int32)(unsafe.Pointer(ptr))
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| 	*(*int32)(unsafe.Pointer(ptr)) ^= val
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| 	return r
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| }
 | |
| 
 | |
| func X__atomic_fetch_xorUint32(t *TLS, ptr uintptr, val uint32, _ int32) (r uint32) {
 | |
| 	int32Mu.Lock()
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| 
 | |
| 	defer int32Mu.Unlock()
 | |
| 
 | |
| 	r = *(*uint32)(unsafe.Pointer(ptr))
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| 	*(*uint32)(unsafe.Pointer(ptr)) ^= val
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| 	return r
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| }
 | |
| 
 | |
| func X__atomic_fetch_xorInt64(t *TLS, ptr uintptr, val int64, _ int32) (r int64) {
 | |
| 	int64Mu.Lock()
 | |
| 
 | |
| 	defer int64Mu.Unlock()
 | |
| 
 | |
| 	r = *(*int64)(unsafe.Pointer(ptr))
 | |
| 	*(*int64)(unsafe.Pointer(ptr)) ^= val
 | |
| 	return r
 | |
| }
 | |
| 
 | |
| func X__atomic_fetch_xorUint64(t *TLS, ptr uintptr, val uint64, _ int32) (r uint64) {
 | |
| 	int64Mu.Lock()
 | |
| 
 | |
| 	defer int64Mu.Unlock()
 | |
| 
 | |
| 	r = *(*uint64)(unsafe.Pointer(ptr))
 | |
| 	*(*uint64)(unsafe.Pointer(ptr)) ^= val
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| 	return r
 | |
| }
 | |
| 
 | |
| // ----
 | |
| 
 | |
| // void __atomic_exchange (type *ptr, type *val, type *ret, int memorder)
 | |
| 
 | |
| func X__atomic_exchangeInt8(t *TLS, ptr, val, ret uintptr, _ int32) {
 | |
| 	int8Mu.Lock()
 | |
| 
 | |
| 	defer int8Mu.Unlock()
 | |
| 
 | |
| 	*(*int8)(unsafe.Pointer(ret)) = *(*int8)(unsafe.Pointer(ptr))
 | |
| 	*(*int8)(unsafe.Pointer(ptr)) = *(*int8)(unsafe.Pointer(val))
 | |
| }
 | |
| 
 | |
| func X__atomic_exchangeUint8(t *TLS, ptr, val, ret uintptr, _ int32) {
 | |
| 	int8Mu.Lock()
 | |
| 
 | |
| 	defer int8Mu.Unlock()
 | |
| 
 | |
| 	*(*uint8)(unsafe.Pointer(ret)) = *(*uint8)(unsafe.Pointer(ptr))
 | |
| 	*(*uint8)(unsafe.Pointer(ptr)) = *(*uint8)(unsafe.Pointer(val))
 | |
| }
 | |
| 
 | |
| func X__atomic_exchangeInt16(t *TLS, ptr, val, ret uintptr, _ int32) {
 | |
| 	int16Mu.Lock()
 | |
| 
 | |
| 	defer int16Mu.Unlock()
 | |
| 
 | |
| 	*(*int16)(unsafe.Pointer(ret)) = *(*int16)(unsafe.Pointer(ptr))
 | |
| 	*(*int16)(unsafe.Pointer(ptr)) = *(*int16)(unsafe.Pointer(val))
 | |
| }
 | |
| 
 | |
| func X__atomic_exchangeUint16(t *TLS, ptr, val, ret uintptr, _ int32) {
 | |
| 	int16Mu.Lock()
 | |
| 
 | |
| 	defer int16Mu.Unlock()
 | |
| 
 | |
| 	*(*uint16)(unsafe.Pointer(ret)) = *(*uint16)(unsafe.Pointer(ptr))
 | |
| 	*(*uint16)(unsafe.Pointer(ptr)) = *(*uint16)(unsafe.Pointer(val))
 | |
| }
 | |
| 
 | |
| func X__atomic_exchangeInt32(t *TLS, ptr, val, ret uintptr, _ int32) {
 | |
| 	int32Mu.Lock()
 | |
| 
 | |
| 	defer int32Mu.Unlock()
 | |
| 
 | |
| 	*(*int32)(unsafe.Pointer(ret)) = *(*int32)(unsafe.Pointer(ptr))
 | |
| 	*(*int32)(unsafe.Pointer(ptr)) = *(*int32)(unsafe.Pointer(val))
 | |
| }
 | |
| 
 | |
| func X__atomic_exchangeUint32(t *TLS, ptr, val, ret uintptr, _ int32) {
 | |
| 	int32Mu.Lock()
 | |
| 
 | |
| 	defer int32Mu.Unlock()
 | |
| 
 | |
| 	*(*uint32)(unsafe.Pointer(ret)) = *(*uint32)(unsafe.Pointer(ptr))
 | |
| 	*(*uint32)(unsafe.Pointer(ptr)) = *(*uint32)(unsafe.Pointer(val))
 | |
| }
 | |
| 
 | |
| func X__atomic_exchangeInt64(t *TLS, ptr, val, ret uintptr, _ int32) {
 | |
| 	int64Mu.Lock()
 | |
| 
 | |
| 	defer int64Mu.Unlock()
 | |
| 
 | |
| 	*(*int64)(unsafe.Pointer(ret)) = *(*int64)(unsafe.Pointer(ptr))
 | |
| 	*(*int64)(unsafe.Pointer(ptr)) = *(*int64)(unsafe.Pointer(val))
 | |
| }
 | |
| 
 | |
| func X__atomic_exchangeUint64(t *TLS, ptr, val, ret uintptr, _ int32) {
 | |
| 	int64Mu.Lock()
 | |
| 
 | |
| 	defer int64Mu.Unlock()
 | |
| 
 | |
| 	*(*uint64)(unsafe.Pointer(ret)) = *(*uint64)(unsafe.Pointer(ptr))
 | |
| 	*(*uint64)(unsafe.Pointer(ptr)) = *(*uint64)(unsafe.Pointer(val))
 | |
| }
 | |
| 
 | |
| // ----
 | |
| 
 | |
| // bool __atomic_compare_exchange (type *ptr, type *expected, type *desired, bool weak, int success_memorder, int failure_memorder)
 | |
| 
 | |
| // https://gcc.gnu.org/onlinedocs/gcc/_005f_005fatomic-Builtins.html
 | |
| //
 | |
| // This built-in function implements an atomic compare and exchange operation.
 | |
| // This compares the contents of *ptr with the contents of *expected. If equal,
 | |
| // the operation is a read-modify-write operation that writes desired into
 | |
| // *ptr. If they are not equal, the operation is a read and the current
 | |
| // contents of *ptr are written into *expected. weak is true for weak
 | |
| // compare_exchange, which may fail spuriously, and false for the strong
 | |
| // variation, which never fails spuriously. Many targets only offer the strong
 | |
| // variation and ignore the parameter. When in doubt, use the strong variation.
 | |
| //
 | |
| // If desired is written into *ptr then true is returned and memory is affected
 | |
| // according to the memory order specified by success_memorder. There are no
 | |
| // restrictions on what memory order can be used here.
 | |
| //
 | |
| // Otherwise, false is returned and memory is affected according to
 | |
| // failure_memorder. This memory order cannot be __ATOMIC_RELEASE nor
 | |
| // __ATOMIC_ACQ_REL. It also cannot be a stronger order than that specified by
 | |
| // success_memorder.
 | |
| 
 | |
| func X__atomic_compare_exchangeInt8(t *TLS, ptr, expected, desired uintptr, weak, success, failure int32) int32 {
 | |
| 	int8Mu.Lock()
 | |
| 
 | |
| 	defer int8Mu.Unlock()
 | |
| 
 | |
| 	have := *(*int8)(unsafe.Pointer(ptr))
 | |
| 	if have == *(*int8)(unsafe.Pointer(expected)) {
 | |
| 		*(*int8)(unsafe.Pointer(ptr)) = *(*int8)(unsafe.Pointer(desired))
 | |
| 		return 1
 | |
| 	}
 | |
| 
 | |
| 	*(*int8)(unsafe.Pointer(expected)) = have
 | |
| 	return 0
 | |
| }
 | |
| 
 | |
| func X__atomic_compare_exchangeUint8(t *TLS, ptr, expected, desired uintptr, weak, success, failure int32) int32 {
 | |
| 	return X__atomic_compare_exchangeInt8(t, ptr, expected, desired, weak, success, failure)
 | |
| }
 | |
| 
 | |
| func X__atomic_compare_exchangeInt16(t *TLS, ptr, expected, desired uintptr, weak, success, failure int32) int32 {
 | |
| 	int16Mu.Lock()
 | |
| 
 | |
| 	defer int16Mu.Unlock()
 | |
| 
 | |
| 	have := *(*int16)(unsafe.Pointer(ptr))
 | |
| 	if have == *(*int16)(unsafe.Pointer(expected)) {
 | |
| 		*(*int16)(unsafe.Pointer(ptr)) = *(*int16)(unsafe.Pointer(desired))
 | |
| 		return 1
 | |
| 	}
 | |
| 
 | |
| 	*(*int16)(unsafe.Pointer(expected)) = have
 | |
| 	return 0
 | |
| }
 | |
| 
 | |
| func X__atomic_compare_exchangeUint16(t *TLS, ptr, expected, desired uintptr, weak, success, failure int32) int32 {
 | |
| 	return X__atomic_compare_exchangeInt16(t, ptr, expected, desired, weak, success, failure)
 | |
| }
 | |
| 
 | |
| func X__atomic_compare_exchangeInt32(t *TLS, ptr, expected, desired uintptr, weak, success, failure int32) int32 {
 | |
| 	int32Mu.Lock()
 | |
| 
 | |
| 	defer int32Mu.Unlock()
 | |
| 
 | |
| 	have := *(*int32)(unsafe.Pointer(ptr))
 | |
| 	if have == *(*int32)(unsafe.Pointer(expected)) {
 | |
| 		*(*int32)(unsafe.Pointer(ptr)) = *(*int32)(unsafe.Pointer(desired))
 | |
| 		return 1
 | |
| 	}
 | |
| 
 | |
| 	*(*int32)(unsafe.Pointer(expected)) = have
 | |
| 	return 0
 | |
| }
 | |
| 
 | |
| func X__atomic_compare_exchangeUint32(t *TLS, ptr, expected, desired uintptr, weak, success, failure int32) int32 {
 | |
| 	return X__atomic_compare_exchangeInt32(t, ptr, expected, desired, weak, success, failure)
 | |
| }
 | |
| 
 | |
| func X__atomic_compare_exchangeInt64(t *TLS, ptr, expected, desired uintptr, weak, success, failure int32) int32 {
 | |
| 	int64Mu.Lock()
 | |
| 
 | |
| 	defer int64Mu.Unlock()
 | |
| 
 | |
| 	have := *(*int64)(unsafe.Pointer(ptr))
 | |
| 	if have == *(*int64)(unsafe.Pointer(expected)) {
 | |
| 		*(*int64)(unsafe.Pointer(ptr)) = *(*int64)(unsafe.Pointer(desired))
 | |
| 		return 1
 | |
| 	}
 | |
| 
 | |
| 	*(*int64)(unsafe.Pointer(expected)) = have
 | |
| 	return 0
 | |
| }
 | |
| 
 | |
| func X__atomic_compare_exchangeUint64(t *TLS, ptr, expected, desired uintptr, weak, success, failure int32) int32 {
 | |
| 	return X__atomic_compare_exchangeInt64(t, ptr, expected, desired, weak, success, failure)
 | |
| }
 | |
| 
 | |
| // ----
 | |
| 
 | |
| // void __atomic_load (type *ptr, type *ret, int memorder)
 | |
| 
 | |
| func X__atomic_loadInt8(t *TLS, ptr, ret uintptr, memorder int32) {
 | |
| 	int8Mu.Lock()
 | |
| 
 | |
| 	defer int8Mu.Unlock()
 | |
| 
 | |
| 	*(*int8)(unsafe.Pointer(ret)) = *(*int8)(unsafe.Pointer(ptr))
 | |
| }
 | |
| 
 | |
| func X__atomic_loadUint8(t *TLS, ptr, ret uintptr, memorder int32) {
 | |
| 	X__atomic_loadInt8(t, ptr, ret, memorder)
 | |
| }
 | |
| 
 | |
| func X__atomic_loadInt16(t *TLS, ptr, ret uintptr, memorder int32) {
 | |
| 	int16Mu.Lock()
 | |
| 
 | |
| 	defer int16Mu.Unlock()
 | |
| 
 | |
| 	*(*int16)(unsafe.Pointer(ret)) = *(*int16)(unsafe.Pointer(ptr))
 | |
| }
 | |
| 
 | |
| func X__atomic_loadUint16(t *TLS, ptr, ret uintptr, memorder int32) {
 | |
| 	X__atomic_loadInt16(t, ptr, ret, memorder)
 | |
| }
 | |
| 
 | |
| func X__atomic_loadInt32(t *TLS, ptr, ret uintptr, memorder int32) {
 | |
| 	int32Mu.Lock()
 | |
| 
 | |
| 	defer int32Mu.Unlock()
 | |
| 
 | |
| 	*(*int32)(unsafe.Pointer(ret)) = *(*int32)(unsafe.Pointer(ptr))
 | |
| }
 | |
| 
 | |
| func X__atomic_loadUint32(t *TLS, ptr, ret uintptr, memorder int32) {
 | |
| 	X__atomic_loadInt32(t, ptr, ret, memorder)
 | |
| }
 | |
| 
 | |
| func X__atomic_loadInt64(t *TLS, ptr, ret uintptr, memorder int32) {
 | |
| 	int64Mu.Lock()
 | |
| 
 | |
| 	defer int64Mu.Unlock()
 | |
| 
 | |
| 	*(*int64)(unsafe.Pointer(ret)) = *(*int64)(unsafe.Pointer(ptr))
 | |
| }
 | |
| 
 | |
| func X__atomic_loadUint64(t *TLS, ptr, ret uintptr, memorder int32) {
 | |
| 	X__atomic_loadInt64(t, ptr, ret, memorder)
 | |
| }
 | |
| 
 | |
| // ----
 | |
| 
 | |
| // void __atomic_store (type *ptr, type *val, int memorder)
 | |
| 
 | |
| func X__atomic_storeInt8(t *TLS, ptr, val uintptr, memorder int32) {
 | |
| 	int8Mu.Lock()
 | |
| 
 | |
| 	defer int8Mu.Unlock()
 | |
| 
 | |
| 	*(*int8)(unsafe.Pointer(ptr)) = *(*int8)(unsafe.Pointer(val))
 | |
| }
 | |
| 
 | |
| func X__atomic_storeUint8(t *TLS, ptr, val uintptr, memorder int32) {
 | |
| 	X__atomic_storeInt8(t, ptr, val, memorder)
 | |
| }
 | |
| 
 | |
| func X__atomic_storeInt16(t *TLS, ptr, val uintptr, memorder int32) {
 | |
| 	int16Mu.Lock()
 | |
| 
 | |
| 	defer int16Mu.Unlock()
 | |
| 
 | |
| 	*(*int16)(unsafe.Pointer(ptr)) = *(*int16)(unsafe.Pointer(val))
 | |
| }
 | |
| 
 | |
| func X__atomic_storeUint16(t *TLS, ptr, val uintptr, memorder int32) {
 | |
| 	X__atomic_storeInt16(t, ptr, val, memorder)
 | |
| }
 | |
| 
 | |
| func X__atomic_storeInt32(t *TLS, ptr, val uintptr, memorder int32) {
 | |
| 	int32Mu.Lock()
 | |
| 
 | |
| 	defer int32Mu.Unlock()
 | |
| 
 | |
| 	*(*int32)(unsafe.Pointer(ptr)) = *(*int32)(unsafe.Pointer(val))
 | |
| }
 | |
| 
 | |
| func X__atomic_storeUint32(t *TLS, ptr, val uintptr, memorder int32) {
 | |
| 	X__atomic_storeInt32(t, ptr, val, memorder)
 | |
| }
 | |
| 
 | |
| func X__atomic_storeInt64(t *TLS, ptr, val uintptr, memorder int32) {
 | |
| 	int64Mu.Lock()
 | |
| 
 | |
| 	defer int64Mu.Unlock()
 | |
| 
 | |
| 	*(*int64)(unsafe.Pointer(ptr)) = *(*int64)(unsafe.Pointer(val))
 | |
| }
 | |
| 
 | |
| func X__atomic_storeUint64(t *TLS, ptr, val uintptr, memorder int32) {
 | |
| 	X__atomic_storeInt64(t, ptr, val, memorder)
 | |
| }
 |