ylfeng/ReF-Decompile-dataset huggingface dataset:
user: Converte this assembly snippet into its equivalent C code:

```asm
<bitset_flip_list_withcard>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x28(%rbp)
  mov    %esi,-0x2c(%rbp)
  mov    %rdx,-0x38(%rbp)
  mov    %ecx,-0x30(%rbp)
  mov    -0x30(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x8(%rbp)
  jmp    L7
L8:
  mov    -0x38(%rbp),%rax
  mov    (%rax),%eax
  mov    %eax,-0x1c(%rbp)
  mov    -0x1c(%rbp),%eax
  sar    $0x6,%eax
  mov    %eax,-0x18(%rbp)
  mov    -0x1c(%rbp),%eax
  cltd
  shr    $0x1a,%edx
  add    %edx,%eax
  and    $0x3f,%eax
  sub    %edx,%eax
  mov    %eax,-0x14(%rbp)
  mov    -0x18(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  mov    %eax,-0x10(%rbp)
  mov    -0x14(%rbp),%eax
  mov    $0x1,%edx
  mov    %eax,%ecx
  shl    %cl,%rdx
  mov    %rdx,%rax
  mov    %eax,%edx
  mov    -0x10(%rbp),%eax
  xor    %edx,%eax
  mov    %eax,-0xc(%rbp)
  mov    -0x2c(%rbp),%edx
  mov    -0x14(%rbp),%eax
  mov    $0x1,%esi
  mov    %eax,%ecx
  shl    %cl,%rsi
  mov    %rsi,%rcx
  mov    -0x10(%rbp),%eax
  cltq
  mov    %rcx,%rsi
  and    %rax,%rsi
  mov    -0x14(%rbp),%eax
  mov    %eax,%ecx
  shr    %cl,%rsi
  mov    %rsi,%rax
  lea    (%rax,%rax,1),%ecx
  mov    %edx,%eax
  sub    %ecx,%eax
  add    $0x1,%eax
  mov    %eax,-0x2c(%rbp)
  mov    -0x18(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x28(%rbp),%rax
  add    %rax,%rdx
  mov    -0xc(%rbp),%eax
  mov    %eax,(%rdx)
  addq   $0x4,-0x38(%rbp)
L7:
  mov    -0x38(%rbp),%rax
  cmp    -0x8(%rbp),%rax
  jne    L8
  mov    -0x2c(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
uint64_t bitset_flip_list_withcard(void *bitset, uint64_t card, const uint16_t *list, uint64_t length) {
  uint64_t offset, load, newload, pos, index;
  const uint16_t *end = list + length;
  while (list != end) {
    pos = *(const uint16_t *)list;
    offset = pos >> 6;
    index = pos % 64;
    load = ((uint64_t *)bitset)[offset];
    newload = load ^ ((1ULL) << index);
    card += (1 - 2 * ((((1ULL) << index) & load) >> index));
    ((uint64_t *)bitset)[offset] = newload;
    list++;
  }
  return card;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<bitset_flip_list_withcard>:
  endbr64
  mov    %rdi,%r8
  mov    %esi,%edi
  movslq %ecx,%rcx
  lea    (%rdx,%rcx,4),%r9
  cmp    %r9,%rdx
  je     L19
  push   %rbx
  mov    %rdx,%rsi
  mov    $0x1,%r10d
L0:
  mov    (%rsi),%ecx
  mov    %ecx,%eax
  sar    $0x6,%eax
  cltq
  lea    (%r8,%rax,4),%r11
  mov    (%r11),%edx
  mov    %r10,%rbx
  shl    %cl,%rbx
  add    $0x1,%edi
  movslq %edx,%rax
  and    %rbx,%rax
  shr    %cl,%rax
  add    %eax,%eax
  sub    %eax,%edi
  xor    %ebx,%edx
  mov    %edx,(%r11)
  add    $0x4,%rsi
  cmp    %rsi,%r9
  jne    L0
  mov    %edi,%eax
  pop    %rbx
  ret
L19:
  mov    %esi,%eax
  ret
```

assistant: ```c
uint64_t bitset_flip_list_withcard(void *bitset, uint64_t card, const uint16_t *list, uint64_t length) {
  uint64_t offset, load, newload, pos, index;
  const uint16_t *end = list + length;
  while (list != end) {
    pos = *(const uint16_t *)list;
    offset = pos >> 6;
    index = pos % 64;
    load = ((uint64_t *)bitset)[offset];
    newload = load ^ ((1ULL) << index);
    card += (1 - 2 * ((((1ULL) << index) & load) >> index));
    ((uint64_t *)bitset)[offset] = newload;
    list++;
  }
  return card;
}
```
user: Translate the below assembly code into C programming language:

```asm
<bitset_flip_list_withcard>:
  endbr64
  movslq %ecx,%rcx
  mov    %esi,%r8d
  lea    (%rdx,%rcx,4),%r9
  cmp    %r9,%rdx
  je     L15
  push   %rbx
  mov    %rdx,%rsi
  mov    $0x1,%r10d
  nopl   (%rax)
L17:
  mov    (%rsi),%ecx
  mov    %r10,%rbx
  add    $0x1,%r8d
  add    $0x4,%rsi
  mov    %ecx,%eax
  shl    %cl,%rbx
  sar    $0x6,%eax
  cltq
  lea    (%rdi,%rax,4),%r11
  movslq (%r11),%rax
  mov    %rax,%rdx
  and    %rbx,%rax
  shr    %cl,%rax
  xor    %ebx,%edx
  add    %eax,%eax
  mov    %edx,(%r11)
  sub    %eax,%r8d
  cmp    %rsi,%r9
  jne    L17
  mov    %r8d,%eax
  pop    %rbx
  ret
  nopl   0x0(%rax,%rax,1)
L15:
  mov    %esi,%eax
  ret
```

assistant: ```c
uint64_t bitset_flip_list_withcard(void *bitset, uint64_t card, const uint16_t *list, uint64_t length) {
  uint64_t offset, load, newload, pos, index;
  const uint16_t *end = list + length;
  while (list != end) {
    pos = *(const uint16_t *)list;
    offset = pos >> 6;
    index = pos % 64;
    load = ((uint64_t *)bitset)[offset];
    newload = load ^ ((1ULL) << index);
    card += (1 - 2 * ((((1ULL) << index) & load) >> index));
    ((uint64_t *)bitset)[offset] = newload;
    list++;
  }
  return card;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<bitset_flip_list_withcard>:
  endbr64
  movslq %ecx,%rcx
  mov    %esi,%r8d
  lea    (%rdx,%rcx,4),%r9
  cmp    %r9,%rdx
  je     L16
  push   %rbx
  mov    %rdx,%rsi
  mov    $0x1,%r10d
  nopl   (%rax)
L19:
  mov    (%rsi),%ecx
  mov    %r10,%rbx
  add    $0x1,%r8d
  add    $0x4,%rsi
  mov    %ecx,%eax
  shl    %cl,%rbx
  sar    $0x6,%eax
  cltq
  lea    (%rdi,%rax,4),%r11
  movslq (%r11),%rax
  mov    %rax,%rdx
  and    %rbx,%rax
  shr    %cl,%rax
  xor    %ebx,%edx
  add    %eax,%eax
  mov    %edx,(%r11)
  sub    %eax,%r8d
  cmp    %rsi,%r9
  jne    L19
  mov    %r8d,%eax
  pop    %rbx
  ret
  nopl   0x0(%rax,%rax,1)
L16:
  mov    %esi,%eax
  ret
```

assistant: ```c
uint64_t bitset_flip_list_withcard(void *bitset, uint64_t card, const uint16_t *list, uint64_t length) {
  uint64_t offset, load, newload, pos, index;
  const uint16_t *end = list + length;
  while (list != end) {
    pos = *(const uint16_t *)list;
    offset = pos >> 6;
    index = pos % 64;
    load = ((uint64_t *)bitset)[offset];
    newload = load ^ ((1ULL) << index);
    card += (1 - 2 * ((((1ULL) << index) & load) >> index));
    ((uint64_t *)bitset)[offset] = newload;
    list++;
  }
  return card;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<make_head2>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %edi,-0x4(%rbp)
  lea    D105(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D73(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D71(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D3(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D79(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D20(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D0(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D45(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D12(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D7(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D77(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  nop
  leave
  ret
```

tool_calls: name: parse_data
arguments: data_tag: D105
type_guessed: string
name: parse_data
arguments: data_tag: D73
type_guessed: string
name: parse_data
arguments: data_tag: D71
type_guessed: string
name: parse_data
arguments: data_tag: D3
type_guessed: string
name: parse_data
arguments: data_tag: D79
type_guessed: string
name: parse_data
arguments: data_tag: D20
type_guessed: string
name: parse_data
arguments: data_tag: D0
type_guessed: string
name: parse_data
arguments: data_tag: D45
type_guessed: string
name: parse_data
arguments: data_tag: D12
type_guessed: string
name: parse_data
arguments: data_tag: D7
type_guessed: string
name: parse_data
arguments: data_tag: D77
type_guessed: string

tool: D105: static	double	handle_vargs8(int argc, Scheme_Object *argv[], double (*func)(), char *fun)


tool: D73: {


tool: D71: 	double	r = 0.0;


tool: D3: 	long	f[MAX_ARGS];


tool: D79: 	double	e[MAX_ARGS];


tool: D20: 	int	t[MAX_ARGS], i;



tool: D0: 	if (argc < 1  ||  argc > MAX_ARGS)


tool: D45: 		scheme_wrong_count(fun, 1, MAX_ARGS, argc, argv);


tool: D12: 	SCHEME_CHK_ARG_DYNACE(0);



tool: D7: 	for (i=1 ; i < argc && i < MAX_ARGS ; i++)


tool: D77: 		t[i] = get_arg(argv[i], &f[i], &e[i]);



assistant: ```c
void make_head2(int m) {
  printf("static\tdouble\thandle_vargs8(int argc, Scheme_Object *argv[], double (*func)(), char *fun)\n");
  printf("{\n");
  printf("\tdouble\tr = 0.0;\n");
  printf("\tlong\tf[MAX_ARGS];\n");
  printf("\tdouble\te[MAX_ARGS];\n");
  printf("\tint\tt[MAX_ARGS], i;\n\n");
  printf("\tif (argc < 1  ||  argc > MAX_ARGS)\n");
  printf("\t\tscheme_wrong_count(fun, 1, MAX_ARGS, argc, argv);\n");
  printf("\tSCHEME_CHK_ARG_DYNACE(0);\n\n");
  printf("\tfor (i=1 ; i < argc && i < MAX_ARGS ; i++)\n");
  printf("\t\tt[i] = get_arg(argv[i], &f[i], &e[i]);\n\n");
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<make_head2>:
  endbr64
  sub    $0x8,%rsp
  lea    D49(%rip),%rdi
  call   <printf@plt>
  lea    D85(%rip),%rdi
  call   <printf@plt>
  lea    D106(%rip),%rdi
  call   <printf@plt>
  lea    D14(%rip),%rdi
  call   <printf@plt>
  lea    D55(%rip),%rdi
  call   <printf@plt>
  lea    D104(%rip),%rdi
  call   <printf@plt>
  lea    D45(%rip),%rdi
  call   <printf@plt>
  lea    D87(%rip),%rdi
  call   <printf@plt>
  lea    D51(%rip),%rdi
  call   <printf@plt>
  lea    D79(%rip),%rdi
  call   <printf@plt>
  lea    D18(%rip),%rdi
  call   <printf@plt>
  add    $0x8,%rsp
  ret
```

tool_calls: name: parse_data
arguments: tag: D49
type_guessed: string
name: parse_data
arguments: tag: D85
type_guessed: string
name: parse_data
arguments: tag: D106
type_guessed: string
name: parse_data
arguments: tag: D14
type_guessed: string
name: parse_data
arguments: tag: D55
type_guessed: string
name: parse_data
arguments: tag: D104
type_guessed: string
name: parse_data
arguments: tag: D45
type_guessed: string
name: parse_data
arguments: tag: D87
type_guessed: string
name: parse_data
arguments: tag: D51
type_guessed: string
name: parse_data
arguments: tag: D79
type_guessed: string
name: parse_data
arguments: tag: D18
type_guessed: string

tool: D49: static	double	handle_vargs8(int argc, Scheme_Object *argv[], double (*func)(), char *fun)


tool: D85: {


tool: D106: 	double	r = 0.0;


tool: D14: 	long	f[MAX_ARGS];


tool: D55: 	double	e[MAX_ARGS];


tool: D104: 	int	t[MAX_ARGS], i;



tool: D45: 	if (argc < 1  ||  argc > MAX_ARGS)


tool: D87: 		scheme_wrong_count(fun, 1, MAX_ARGS, argc, argv);


tool: D51: 	SCHEME_CHK_ARG_DYNACE(0);



tool: D79: 	for (i=1 ; i < argc && i < MAX_ARGS ; i++)


tool: D18: 		t[i] = get_arg(argv[i], &f[i], &e[i]);



assistant: ```c
void make_head2(int m) {
  printf("static\tdouble\thandle_vargs8(int argc, Scheme_Object *argv[], double (*func)(), char *fun)\n");
  printf("{\n");
  printf("\tdouble\tr = 0.0;\n");
  printf("\tlong\tf[MAX_ARGS];\n");
  printf("\tdouble\te[MAX_ARGS];\n");
  printf("\tint\tt[MAX_ARGS], i;\n\n");
  printf("\tif (argc < 1  ||  argc > MAX_ARGS)\n");
  printf("\t\tscheme_wrong_count(fun, 1, MAX_ARGS, argc, argv);\n");
  printf("\tSCHEME_CHK_ARG_DYNACE(0);\n\n");
  printf("\tfor (i=1 ; i < argc && i < MAX_ARGS ; i++)\n");
  printf("\t\tt[i] = get_arg(argv[i], &f[i], &e[i]);\n\n");
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<make_head2>:
  endbr64
  sub    $0x8,%rsp
  lea    D30(%rip),%rdi
  call   <printf@plt>
  lea    D75(%rip),%rdi
  call   <printf@plt>
  lea    D65(%rip),%rdi
  call   <printf@plt>
  lea    D14(%rip),%rdi
  call   <printf@plt>
  lea    D44(%rip),%rdi
  call   <printf@plt>
  lea    D36(%rip),%rdi
  call   <printf@plt>
  lea    D97(%rip),%rdi
  call   <printf@plt>
  lea    D94(%rip),%rdi
  call   <printf@plt>
  lea    D80(%rip),%rdi
  call   <printf@plt>
  lea    D81(%rip),%rdi
  call   <printf@plt>
  lea    D57(%rip),%rdi
  add    $0x8,%rsp
  jmp    1050 <printf@plt>
```

tool_calls: name: retrieve_data
arguments: data_tag: D30
type_guessed: string
name: retrieve_data
arguments: data_tag: D75
type_guessed: string
name: retrieve_data
arguments: data_tag: D65
type_guessed: string
name: retrieve_data
arguments: data_tag: D14
type_guessed: string
name: retrieve_data
arguments: data_tag: D44
type_guessed: string
name: retrieve_data
arguments: data_tag: D36
type_guessed: string
name: retrieve_data
arguments: data_tag: D97
type_guessed: string
name: retrieve_data
arguments: data_tag: D94
type_guessed: string
name: retrieve_data
arguments: data_tag: D80
type_guessed: string
name: retrieve_data
arguments: data_tag: D81
type_guessed: string
name: retrieve_data
arguments: data_tag: D57
type_guessed: string

tool: D30: static	double	handle_vargs8(int argc, Scheme_Object *argv[], double (*func)(), char *fun)


tool: D75: {


tool: D65: 	double	r = 0.0;


tool: D14: 	long	f[MAX_ARGS];


tool: D44: 	double	e[MAX_ARGS];


tool: D36: 	int	t[MAX_ARGS], i;



tool: D97: 	if (argc < 1  ||  argc > MAX_ARGS)


tool: D94: 		scheme_wrong_count(fun, 1, MAX_ARGS, argc, argv);


tool: D80: 	SCHEME_CHK_ARG_DYNACE(0);



tool: D81: 	for (i=1 ; i < argc && i < MAX_ARGS ; i++)


tool: D57: 		t[i] = get_arg(argv[i], &f[i], &e[i]);



assistant: ```c
void make_head2(int m) {
  printf("static\tdouble\thandle_vargs8(int argc, Scheme_Object *argv[], double (*func)(), char *fun)\n");
  printf("{\n");
  printf("\tdouble\tr = 0.0;\n");
  printf("\tlong\tf[MAX_ARGS];\n");
  printf("\tdouble\te[MAX_ARGS];\n");
  printf("\tint\tt[MAX_ARGS], i;\n\n");
  printf("\tif (argc < 1  ||  argc > MAX_ARGS)\n");
  printf("\t\tscheme_wrong_count(fun, 1, MAX_ARGS, argc, argv);\n");
  printf("\tSCHEME_CHK_ARG_DYNACE(0);\n\n");
  printf("\tfor (i=1 ; i < argc && i < MAX_ARGS ; i++)\n");
  printf("\t\tt[i] = get_arg(argv[i], &f[i], &e[i]);\n\n");
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<make_head2>:
  endbr64
  sub    $0x8,%rsp
  lea    D79(%rip),%rdi
  call   <printf@plt>
  lea    D69(%rip),%rdi
  call   <printf@plt>
  lea    D66(%rip),%rdi
  call   <printf@plt>
  lea    D55(%rip),%rdi
  call   <printf@plt>
  lea    D4(%rip),%rdi
  call   <printf@plt>
  lea    D30(%rip),%rdi
  call   <printf@plt>
  lea    D37(%rip),%rdi
  call   <printf@plt>
  lea    D18(%rip),%rdi
  call   <printf@plt>
  lea    D62(%rip),%rdi
  call   <printf@plt>
  lea    D22(%rip),%rdi
  call   <printf@plt>
  lea    D106(%rip),%rdi
  add    $0x8,%rsp
  jmp    1050 <printf@plt>
```

tool_calls: name: disassemble_data
arguments: data_tag: D79
type_guessed: string
name: disassemble_data
arguments: data_tag: D69
type_guessed: string
name: disassemble_data
arguments: data_tag: D66
type_guessed: string
name: disassemble_data
arguments: data_tag: D55
type_guessed: string
name: disassemble_data
arguments: data_tag: D4
type_guessed: string
name: disassemble_data
arguments: data_tag: D30
type_guessed: string
name: disassemble_data
arguments: data_tag: D37
type_guessed: string
name: disassemble_data
arguments: data_tag: D18
type_guessed: string
name: disassemble_data
arguments: data_tag: D62
type_guessed: string
name: disassemble_data
arguments: data_tag: D22
type_guessed: string
name: disassemble_data
arguments: data_tag: D106
type_guessed: string

tool: D79: static	double	handle_vargs8(int argc, Scheme_Object *argv[], double (*func)(), char *fun)


tool: D69: {


tool: D66: 	double	r = 0.0;


tool: D55: 	long	f[MAX_ARGS];


tool: D4: 	double	e[MAX_ARGS];


tool: D30: 	int	t[MAX_ARGS], i;



tool: D37: 	if (argc < 1  ||  argc > MAX_ARGS)


tool: D18: 		scheme_wrong_count(fun, 1, MAX_ARGS, argc, argv);


tool: D62: 	SCHEME_CHK_ARG_DYNACE(0);



tool: D22: 	for (i=1 ; i < argc && i < MAX_ARGS ; i++)


tool: D106: 		t[i] = get_arg(argv[i], &f[i], &e[i]);



assistant: ```c
void make_head2(int m) {
  printf("static\tdouble\thandle_vargs8(int argc, Scheme_Object *argv[], double (*func)(), char *fun)\n");
  printf("{\n");
  printf("\tdouble\tr = 0.0;\n");
  printf("\tlong\tf[MAX_ARGS];\n");
  printf("\tdouble\te[MAX_ARGS];\n");
  printf("\tint\tt[MAX_ARGS], i;\n\n");
  printf("\tif (argc < 1  ||  argc > MAX_ARGS)\n");
  printf("\t\tscheme_wrong_count(fun, 1, MAX_ARGS, argc, argv);\n");
  printf("\tSCHEME_CHK_ARG_DYNACE(0);\n\n");
  printf("\tfor (i=1 ; i < argc && i < MAX_ARGS ; i++)\n");
  printf("\t\tt[i] = get_arg(argv[i], &f[i], &e[i]);\n\n");
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %edi,-0x4(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    $0x0,%eax
  call   <test_singly_linked_list@plt>
  mov    D7(%rip),%rax
  mov    (%rax),%eax
  leave
  ret
```

assistant: ```c
int main(int argc __attribute__((unused)), char const *argv[] __attribute__((unused))) {
  test_singly_linked_list();
  return EXIT_SUCCESS;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x0,%eax
  call   <test_singly_linked_list@plt>
  mov    D4(%rip),%rax
  mov    (%rax),%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int main(int argc __attribute__((unused)), char const *argv[] __attribute__((unused))) {
  test_singly_linked_list();
  return EXIT_SUCCESS;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  xor    %eax,%eax
  call   <test_singly_linked_list@plt>
  mov    D2(%rip),%rax
  mov    (%rax),%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int main(int argc __attribute__((unused)), char const *argv[] __attribute__((unused))) {
  test_singly_linked_list();
  return EXIT_SUCCESS;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  xor    %eax,%eax
  call   <test_singly_linked_list@plt>
  mov    D3(%rip),%rax
  mov    (%rax),%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int main(int argc __attribute__((unused)), char const *argv[] __attribute__((unused))) {
  test_singly_linked_list();
  return EXIT_SUCCESS;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    %rsi,-0x20(%rbp)
  movl   $0x8,-0x4(%rbp)
  cmpl   $0x1,-0x14(%rbp)
  jle    L7
  mov    -0x20(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%rax
  mov    %rax,%rdi
  call   <atoi@plt>
  mov    %eax,-0x4(%rbp)
L7:
  mov    -0x4(%rbp),%eax
  mov    %eax,%edi
  call   <fib@plt>
  mov    $0x0,%eax
  leave
  ret
```

assistant: ```c
int main(int argc, char *argv[]) {
  int n = 8;
  if (argc > 1)
    n = atoi(argv[1]);
  fib(n);
  return 0;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  mov    %edi,%eax
  mov    $0x8,%edi
  cmp    $0x1,%eax
  jg     L4
L15:
  call   <fib@plt>
  mov    $0x0,%eax
  add    $0x8,%rsp
  ret
L4:
  mov    0x8(%rsi),%rdi
  call   <atoi@plt>
  mov    %eax,%edi
  jmp    L15
```

assistant: ```c
int main(int argc, char *argv[]) {
  int n = 8;
  if (argc > 1)
    n = atoi(argv[1]);
  fib(n);
  return 0;
}
```
user: What is the c source code of the assembly code below:

```asm
<main>:
  endbr64
  mov    %edi,%r8d
  sub    $0x8,%rsp
  mov    $0x8,%edi
  cmp    $0x1,%r8d
  jle    L8
  mov    0x8(%rsi),%rdi
  call   <atoi@plt>
  mov    %eax,%edi
L8:
  call   <fib@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int main(int argc, char *argv[]) {
  int n = 8;
  if (argc > 1)
    n = atoi(argv[1]);
  fib(n);
  return 0;
}
```
user: What is the c source code of the assembly code below:

```asm
<main>:
  endbr64
  mov    %edi,%r8d
  sub    $0x8,%rsp
  mov    $0x8,%edi
  cmp    $0x1,%r8d
  jle    L4
  mov    0x8(%rsi),%rdi
  call   <atoi@plt>
  mov    %eax,%edi
L4:
  call   <fib@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int main(int argc, char *argv[]) {
  int n = 8;
  if (argc > 1)
    n = atoi(argv[1]);
  fib(n);
  return 0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<memcpy>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x50,%rsp
  mov    %rdi,-0x38(%rbp)
  mov    %rsi,-0x40(%rbp)
  mov    %rdx,-0x48(%rbp)
  mov    -0x38(%rbp),%rax
  and    $0x3,%eax
  test   %eax,%eax
  jne    L30
  mov    -0x40(%rbp),%rax
  and    $0x3,%eax
  test   %eax,%eax
  jne    L30
  mov    $0x1,%eax
  jmp    L35
L30:
  mov    $0x0,%eax
L35:
  mov    $0x1,%esi
  mov    %eax,%edi
  call   <__builtin_expect@plt>
  test   %rax,%rax
  je     L78
  mov    -0x38(%rbp),%rax
  mov    %rax,-0x28(%rbp)
  mov    -0x40(%rbp),%rax
  mov    %rax,-0x20(%rbp)
  mov    -0x48(%rbp),%rax
  shr    $0x2,%rax
  mov    %rax,-0x18(%rbp)
  jmp    L107
L56:
  mov    -0x20(%rbp),%rdx
  lea    0x4(%rdx),%rax
  mov    %rax,-0x20(%rbp)
  mov    -0x28(%rbp),%rax
  lea    0x4(%rax),%rcx
  mov    %rcx,-0x28(%rbp)
  mov    (%rdx),%edx
  mov    %edx,(%rax)
  subq   $0x1,-0x18(%rbp)
L107:
  cmpq   $0x0,-0x18(%rbp)
  jne    L56
  mov    -0x48(%rbp),%rax
  and    $0x2,%eax
  test   %rax,%rax
  je     L6
  mov    -0x20(%rbp),%rax
  mov    (%rax),%edx
  mov    -0x28(%rbp),%rax
  mov    %edx,(%rax)
  addq   $0x4,-0x28(%rbp)
  addq   $0x4,-0x20(%rbp)
L6:
  mov    -0x48(%rbp),%rax
  and    $0x1,%eax
  test   %rax,%rax
  je     L22
  mov    -0x20(%rbp),%rax
  mov    (%rax),%edx
  mov    -0x28(%rbp),%rax
  mov    %edx,(%rax)
  jmp    L22
L78:
  mov    -0x38(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x40(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  jmp    L99
L90:
  mov    -0x8(%rbp),%rdx
  lea    0x4(%rdx),%rax
  mov    %rax,-0x8(%rbp)
  mov    -0x10(%rbp),%rax
  lea    0x4(%rax),%rcx
  mov    %rcx,-0x10(%rbp)
  mov    (%rdx),%edx
  mov    %edx,(%rax)
  subq   $0x1,-0x48(%rbp)
L99:
  cmpq   $0x0,-0x48(%rbp)
  jne    L90
L22:
  mov    -0x38(%rbp),%rax
  leave
  ret
```

assistant: ```c
void *memcpy(void *dst, const void *src, size_t n) {
  if (__builtin_expect((!(((uint32_t)dst) & 3) && !(((uint32_t)src) & 3)), 1)) {
    uint32_t *d = dst;
    const uint32_t *s = src;
    for (size_t i = (n >> 2); i; i--) {
      *d++ = *s++;
    }
    if (n & 2) {
      *(uint16_t *)d = *(const uint16_t *)s;
      d = (uint32_t *)((uint16_t *)d + 1);
      s = (const uint32_t *)((const uint16_t *)s + 1);
    }
    if (n & 1) {
      *((uint8_t *)d) = *((const uint8_t *)s);
    }
  } else {
    uint8_t *d = dst;
    const uint8_t *s = src;
    for (; n; n--) {
      *d++ = *s++;
    }
  }
  return dst;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<memcpy>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbp
  mov    %rsi,%rbx
  mov    %rdx,%r12
  mov    %rdi,%rax
  or     %rsi,%rax
  test   $0x3,%al
  sete   %dil
  movzbl %dil,%edi
  mov    $0x1,%esi
  call   <__builtin_expect@plt>
  test   %rax,%rax
  jne    L53
  test   %r12,%r12
  je     L7
L72:
  mov    (%rbx,%rax,4),%edx
  mov    %edx,0x0(%rbp,%rax,4)
  add    $0x1,%rax
  cmp    %r12,%rax
  jne    L72
L7:
  mov    %rbp,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L53:
  mov    %r12,%rcx
  shr    $0x2,%rcx
  je     L22
  shl    $0x2,%rcx
  mov    $0x0,%eax
L89:
  mov    (%rbx,%rax,1),%edx
  mov    %edx,0x0(%rbp,%rax,1)
  add    $0x4,%rax
  cmp    %rcx,%rax
  jne    L89
  add    %rcx,%rbx
  add    %rbp,%rcx
L66:
  test   $0x2,%r12b
  je     L29
  mov    (%rbx),%eax
  mov    %eax,(%rcx)
  add    $0x4,%rcx
  add    $0x4,%rbx
L29:
  test   $0x1,%r12b
  je     L7
  mov    (%rbx),%eax
  mov    %eax,(%rcx)
  jmp    L7
L22:
  mov    %rbp,%rcx
  jmp    L66
```

assistant: ```c
void *memcpy(void *dst, const void *src, size_t n) {
  if (__builtin_expect((!(((uint32_t)dst) & 3) && !(((uint32_t)src) & 3)), 1)) {
    uint32_t *d = dst;
    const uint32_t *s = src;
    for (size_t i = (n >> 2); i; i--) {
      *d++ = *s++;
    }
    if (n & 2) {
      *(uint16_t *)d = *(const uint16_t *)s;
      d = (uint32_t *)((uint16_t *)d + 1);
      s = (const uint32_t *)((const uint16_t *)s + 1);
    }
    if (n & 1) {
      *((uint8_t *)d) = *((const uint8_t *)s);
    }
  } else {
    uint8_t *d = dst;
    const uint8_t *s = src;
    for (; n; n--) {
      *d++ = *s++;
    }
  }
  return dst;
}
```