ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 请从给定的汇编指令推导出C源代码:

```asm
<bounce_out>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  movss  %xmm0,-0x14(%rbp)
  movss  %xmm1,-0x18(%rbp)
  movss  %xmm2,-0x1c(%rbp)
  movss  -0x14(%rbp),%xmm0
  divss  -0x18(%rbp),%xmm0
  movss  %xmm0,-0x4(%rbp)
  movss  D100(%rip),%xmm0
  comiss -0x4(%rbp),%xmm0
  jbe    L4
  movss  -0x4(%rbp),%xmm1
  movss  D3(%rip),%xmm0
  mulss  %xmm1,%xmm0
  mulss  -0x4(%rbp),%xmm0
  mulss  -0x1c(%rbp),%xmm0
  jmp    L35
L4:
  movss  D36(%rip),%xmm0
  comiss -0x4(%rbp),%xmm0
  jbe    L13
  movss  -0x4(%rbp),%xmm0
  movss  D93(%rip),%xmm1
  subss  %xmm1,%xmm0
  movss  %xmm0,-0x4(%rbp)
  movss  -0x4(%rbp),%xmm1
  movss  D3(%rip),%xmm0
  mulss  %xmm1,%xmm0
  movaps %xmm0,%xmm1
  mulss  -0x4(%rbp),%xmm1
  movss  D129(%rip),%xmm0
  addss  %xmm1,%xmm0
  mulss  -0x1c(%rbp),%xmm0
  jmp    L35
L13:
  movss  D97(%rip),%xmm0
  comiss -0x4(%rbp),%xmm0
  jbe    L49
  movss  -0x4(%rbp),%xmm0
  movss  D58(%rip),%xmm1
  subss  %xmm1,%xmm0
  movss  %xmm0,-0x4(%rbp)
  movss  -0x4(%rbp),%xmm1
  movss  D3(%rip),%xmm0
  mulss  %xmm1,%xmm0
  movaps %xmm0,%xmm1
  mulss  -0x4(%rbp),%xmm1
  movss  D9(%rip),%xmm0
  addss  %xmm1,%xmm0
  mulss  -0x1c(%rbp),%xmm0
  jmp    L35
L49:
  movss  -0x4(%rbp),%xmm0
  movss  D6(%rip),%xmm1
  subss  %xmm1,%xmm0
  movss  %xmm0,-0x4(%rbp)
  movss  -0x4(%rbp),%xmm1
  movss  D3(%rip),%xmm0
  mulss  %xmm1,%xmm0
  movaps %xmm0,%xmm1
  mulss  -0x4(%rbp),%xmm1
  movss  D60(%rip),%xmm0
  addss  %xmm1,%xmm0
  mulss  -0x1c(%rbp),%xmm0
L35:
  pop    %rbp
  ret
```

tool_calls: name: disassemble_data
arguments: data_label: D100
data_type: byte[4]
name: disassemble_data
arguments: data_label: D3
data_type: byte[4]
name: disassemble_data
arguments: data_label: D36
data_type: byte[4]
name: disassemble_data
arguments: data_label: D93
data_type: byte[4]
name: disassemble_data
arguments: data_label: D129
data_type: byte[4]
name: disassemble_data
arguments: data_label: D97
data_type: byte[4]
name: disassemble_data
arguments: data_label: D58
data_type: byte[4]
name: disassemble_data
arguments: data_label: D9
data_type: byte[4]
name: disassemble_data
arguments: data_label: D6
data_type: byte[4]
name: disassemble_data
arguments: data_label: D60
data_type: byte[4]

tool: {"D100": [0x8c,0x2e,0xba,0x3e]}

tool: {"D3": [0x00,0x00,0xf2,0x40]}

tool: {"D36": [0x8c,0x2e,0x3a,0x3f]}

tool: {"D93": [0xe9,0xa2,0x0b,0x3f]}

tool: {"D129": [0x00,0x00,0x40,0x3f]}

tool: {"D97": [0x2f,0xba,0x68,0x3f]}

tool: {"D58": [0x5d,0x74,0x51,0x3f]}

tool: {"D9": [0x00,0x00,0x70,0x3f]}

tool: {"D6": [0x17,0x5d,0x74,0x3f]}

tool: {"D60": [0x00,0x00,0x7c,0x3f]}

assistant: ```c
float bounce_out(float step, float max_steps, float max_val) {
  float ratio = step / max_steps;
  if (ratio < (1 / 2.75f)) {
    return max_val * (7.5625f * ratio * ratio);
  }
  if (ratio < (2 / 2.75f)) {
    ratio -= 1.5f / 2.75f;
    return max_val * (7.5625f * ratio * ratio + .75f);
  }
  if (ratio < (2.5f / 2.75f)) {
    ratio -= 2.25f / 2.75f;
    return max_val * (7.5625f * ratio * ratio + .9375f);
  }
  ratio -= 2.625f / 2.75f;
  return max_val * (7.5625f * ratio * ratio + .984375f);
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<bounce_out>:
  endbr64
  movaps %xmm0,%xmm3
  movaps %xmm2,%xmm0
  divss  %xmm1,%xmm3
  movss  D37(%rip),%xmm1
  comiss %xmm3,%xmm1
  ja     L13
  movss  D11(%rip),%xmm1
  comiss %xmm3,%xmm1
  ja     L21
  movss  D66(%rip),%xmm1
  comiss %xmm3,%xmm1
  ja     L3
  subss  D68(%rip),%xmm3
  movaps %xmm3,%xmm1
  mulss  D79(%rip),%xmm1
  mulss  %xmm3,%xmm1
  addss  D127(%rip),%xmm1
  mulss  %xmm1,%xmm0
  ret
L13:
  movaps %xmm3,%xmm1
  mulss  D79(%rip),%xmm1
  mulss  %xmm3,%xmm1
  mulss  %xmm1,%xmm0
  ret
L21:
  subss  D12(%rip),%xmm3
  movaps %xmm3,%xmm1
  mulss  D79(%rip),%xmm1
  mulss  %xmm3,%xmm1
  addss  D106(%rip),%xmm1
  mulss  %xmm1,%xmm0
  ret
L3:
  subss  D101(%rip),%xmm3
  movaps %xmm3,%xmm1
  mulss  D79(%rip),%xmm1
  mulss  %xmm3,%xmm1
  addss  D78(%rip),%xmm1
  mulss  %xmm1,%xmm0
  ret
```

tool_calls: name: disassemble_data
arguments: data_label: D37
type_infered: byte[4]
name: disassemble_data
arguments: data_label: D11
type_infered: byte[4]
name: disassemble_data
arguments: data_label: D66
type_infered: byte[4]
name: disassemble_data
arguments: data_label: D68
type_infered: byte[4]
name: disassemble_data
arguments: data_label: D79
type_infered: byte[4]
name: disassemble_data
arguments: data_label: D127
type_infered: byte[4]
name: disassemble_data
arguments: data_label: D12
type_infered: byte[4]
name: disassemble_data
arguments: data_label: D106
type_infered: byte[4]
name: disassemble_data
arguments: data_label: D101
type_infered: byte[4]
name: disassemble_data
arguments: data_label: D78
type_infered: byte[4]

tool: {"D37": [0x8c,0x2e,0xba,0x3e]}

tool: {"D11": [0x8c,0x2e,0x3a,0x3f]}

tool: {"D66": [0x2f,0xba,0x68,0x3f]}

tool: {"D68": [0x17,0x5d,0x74,0x3f]}

tool: {"D79": [0x00,0x00,0xf2,0x40]}

tool: {"D127": [0x00,0x00,0x7c,0x3f]}

tool: {"D12": [0xe9,0xa2,0x0b,0x3f]}

tool: {"D106": [0x00,0x00,0x40,0x3f]}

tool: {"D101": [0x5d,0x74,0x51,0x3f]}

tool: {"D78": [0x00,0x00,0x70,0x3f]}

assistant: ```c
float bounce_out(float step, float max_steps, float max_val) {
  float ratio = step / max_steps;
  if (ratio < (1 / 2.75f)) {
    return max_val * (7.5625f * ratio * ratio);
  }
  if (ratio < (2 / 2.75f)) {
    ratio -= 1.5f / 2.75f;
    return max_val * (7.5625f * ratio * ratio + .75f);
  }
  if (ratio < (2.5f / 2.75f)) {
    ratio -= 2.25f / 2.75f;
    return max_val * (7.5625f * ratio * ratio + .9375f);
  }
  ratio -= 2.625f / 2.75f;
  return max_val * (7.5625f * ratio * ratio + .984375f);
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<bounce_out>:
  endbr64
  movaps %xmm0,%xmm3
  movaps %xmm2,%xmm0
  divss  %xmm1,%xmm3
  movss  D67(%rip),%xmm1
  comiss %xmm3,%xmm1
  ja     L23
  movss  D53(%rip),%xmm1
  comiss %xmm3,%xmm1
  ja     L15
  movss  D29(%rip),%xmm1
  comiss %xmm3,%xmm1
  ja     L18
  subss  D72(%rip),%xmm3
  movss  D42(%rip),%xmm1
  mulss  %xmm3,%xmm1
  mulss  %xmm3,%xmm1
  addss  D49(%rip),%xmm1
  mulss  %xmm1,%xmm0
  ret
  nopw   0x0(%rax,%rax,1)
L15:
  subss  D39(%rip),%xmm3
  movss  D42(%rip),%xmm1
  mulss  %xmm3,%xmm1
  mulss  %xmm3,%xmm1
  addss  D17(%rip),%xmm1
  mulss  %xmm1,%xmm0
  ret
  nopl   (%rax)
L23:
  movss  D42(%rip),%xmm1
  mulss  %xmm3,%xmm1
  mulss  %xmm3,%xmm1
  mulss  %xmm1,%xmm0
  ret
  nopl   (%rax)
L18:
  subss  D113(%rip),%xmm3
  movss  D42(%rip),%xmm1
  mulss  %xmm3,%xmm1
  mulss  %xmm3,%xmm1
  addss  D114(%rip),%xmm1
  mulss  %xmm1,%xmm0
  ret
```

tool_calls: name: disassemble_data
arguments: label: D67
type_guessed: byte[4]
name: disassemble_data
arguments: label: D53
type_guessed: byte[4]
name: disassemble_data
arguments: label: D29
type_guessed: byte[4]
name: disassemble_data
arguments: label: D72
type_guessed: byte[4]
name: disassemble_data
arguments: label: D42
type_guessed: byte[4]
name: disassemble_data
arguments: label: D49
type_guessed: byte[4]
name: disassemble_data
arguments: label: D39
type_guessed: byte[4]
name: disassemble_data
arguments: label: D17
type_guessed: byte[4]
name: disassemble_data
arguments: label: D113
type_guessed: byte[4]
name: disassemble_data
arguments: label: D114
type_guessed: byte[4]

tool: {"D67": [0x8c,0x2e,0xba,0x3e]}

tool: {"D53": [0x8c,0x2e,0x3a,0x3f]}

tool: {"D29": [0x2f,0xba,0x68,0x3f]}

tool: {"D72": [0x17,0x5d,0x74,0x3f]}

tool: {"D42": [0x00,0x00,0xf2,0x40]}

tool: {"D49": [0x00,0x00,0x7c,0x3f]}

tool: {"D39": [0xe9,0xa2,0x0b,0x3f]}

tool: {"D17": [0x00,0x00,0x40,0x3f]}

tool: {"D113": [0x5d,0x74,0x51,0x3f]}

tool: {"D114": [0x00,0x00,0x70,0x3f]}

assistant: ```c
float bounce_out(float step, float max_steps, float max_val) {
  float ratio = step / max_steps;
  if (ratio < (1 / 2.75f)) {
    return max_val * (7.5625f * ratio * ratio);
  }
  if (ratio < (2 / 2.75f)) {
    ratio -= 1.5f / 2.75f;
    return max_val * (7.5625f * ratio * ratio + .75f);
  }
  if (ratio < (2.5f / 2.75f)) {
    ratio -= 2.25f / 2.75f;
    return max_val * (7.5625f * ratio * ratio + .9375f);
  }
  ratio -= 2.625f / 2.75f;
  return max_val * (7.5625f * ratio * ratio + .984375f);
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<bounce_out>:
  endbr64
  movaps %xmm0,%xmm3
  movaps %xmm2,%xmm0
  divss  %xmm1,%xmm3
  movss  D42(%rip),%xmm1
  comiss %xmm3,%xmm1
  ja     L3
  movss  D29(%rip),%xmm1
  comiss %xmm3,%xmm1
  ja     L12
  movss  D103(%rip),%xmm1
  comiss %xmm3,%xmm1
  ja     L29
  subss  D89(%rip),%xmm3
  movss  D78(%rip),%xmm1
  mulss  %xmm3,%xmm1
  mulss  %xmm3,%xmm1
  addss  D76(%rip),%xmm1
  mulss  %xmm1,%xmm0
  ret
  nopw   0x0(%rax,%rax,1)
L12:
  subss  D120(%rip),%xmm3
  movss  D78(%rip),%xmm1
  mulss  %xmm3,%xmm1
  mulss  %xmm3,%xmm1
  addss  D113(%rip),%xmm1
  mulss  %xmm1,%xmm0
  ret
  nopl   (%rax)
L3:
  movss  D78(%rip),%xmm1
  mulss  %xmm3,%xmm1
  mulss  %xmm3,%xmm1
  mulss  %xmm1,%xmm0
  ret
  nopl   (%rax)
L29:
  subss  D45(%rip),%xmm3
  movss  D78(%rip),%xmm1
  mulss  %xmm3,%xmm1
  mulss  %xmm3,%xmm1
  addss  D69(%rip),%xmm1
  mulss  %xmm1,%xmm0
  ret
```

tool_calls: name: parse_data
arguments: data_tag: D42
type_guessed: byte[4]
name: parse_data
arguments: data_tag: D29
type_guessed: byte[4]
name: parse_data
arguments: data_tag: D103
type_guessed: byte[4]
name: parse_data
arguments: data_tag: D89
type_guessed: byte[4]
name: parse_data
arguments: data_tag: D78
type_guessed: byte[4]
name: parse_data
arguments: data_tag: D76
type_guessed: byte[4]
name: parse_data
arguments: data_tag: D120
type_guessed: byte[4]
name: parse_data
arguments: data_tag: D113
type_guessed: byte[4]
name: parse_data
arguments: data_tag: D45
type_guessed: byte[4]
name: parse_data
arguments: data_tag: D69
type_guessed: byte[4]

tool: {"D42": [0x8c,0x2e,0xba,0x3e]}

tool: {"D29": [0x8c,0x2e,0x3a,0x3f]}

tool: {"D103": [0x2f,0xba,0x68,0x3f]}

tool: {"D89": [0x17,0x5d,0x74,0x3f]}

tool: {"D78": [0x00,0x00,0xf2,0x40]}

tool: {"D76": [0x00,0x00,0x7c,0x3f]}

tool: {"D120": [0xe9,0xa2,0x0b,0x3f]}

tool: {"D113": [0x00,0x00,0x40,0x3f]}

tool: {"D45": [0x5d,0x74,0x51,0x3f]}

tool: {"D69": [0x00,0x00,0x70,0x3f]}

assistant: ```c
float bounce_out(float step, float max_steps, float max_val) {
  float ratio = step / max_steps;
  if (ratio < (1 / 2.75f)) {
    return max_val * (7.5625f * ratio * ratio);
  }
  if (ratio < (2 / 2.75f)) {
    ratio -= 1.5f / 2.75f;
    return max_val * (7.5625f * ratio * ratio + .75f);
  }
  if (ratio < (2.5f / 2.75f)) {
    ratio -= 2.25f / 2.75f;
    return max_val * (7.5625f * ratio * ratio + .9375f);
  }
  ratio -= 2.625f / 2.75f;
  return max_val * (7.5625f * ratio * ratio + .984375f);
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  movl   $0x64,-0x10(%rbp)
  movl   $0xb2,-0xc(%rbp)
  movl   $0x4,-0x8(%rbp)
  movl   $0x2,-0x4(%rbp)
  mov    -0x4(%rbp),%ecx
  mov    -0x8(%rbp),%edx
  mov    -0xc(%rbp),%esi
  mov    -0x10(%rbp),%eax
  mov    %eax,%edi
  call   <setbits@plt>
  mov    $0x0,%eax
  leave
  ret
```

assistant: ```c
int main(void) {
  unsigned int x = 100;
  unsigned int y = 178;
  int p = 4;
  int n = 2;
  setbits(x, y, p, n);
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x2,%ecx
  mov    $0x4,%edx
  mov    $0xb2,%esi
  mov    $0x64,%edi
  call   <setbits@plt>
  mov    $0x0,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int main(void) {
  unsigned int x = 100;
  unsigned int y = 178;
  int p = 4;
  int n = 2;
  setbits(x, y, p, n);
  return 0;
}
```
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
  mov    $0x2,%ecx
  mov    $0x4,%edx
  mov    $0xb2,%esi
  mov    $0x64,%edi
  call   <setbits@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int main(void) {
  unsigned int x = 100;
  unsigned int y = 178;
  int p = 4;
  int n = 2;
  setbits(x, y, p, n);
  return 0;
}
```
user: Translate the below assembly code into C programming language:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x2,%ecx
  mov    $0x4,%edx
  mov    $0xb2,%esi
  mov    $0x64,%edi
  call   <setbits@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int main(void) {
  unsigned int x = 100;
  unsigned int y = 178;
  int p = 4;
  int n = 2;
  setbits(x, y, p, n);
  return 0;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<extract_colon_unit>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x38,%rsp
  mov    %rdi,-0x38(%rbp)
  mov    %rsi,-0x40(%rbp)
  cmpq   $0x0,-0x38(%rbp)
  jne    L82
  mov    $0x0,%eax
  jmp    L69
L82:
  mov    -0x38(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,-0x24(%rbp)
  mov    -0x40(%rbp),%rax
  mov    (%rax),%eax
  cmp    %eax,-0x24(%rbp)
  jg     L59
  mov    $0x0,%eax
  jmp    L69
L59:
  mov    -0x40(%rbp),%rax
  mov    (%rax),%eax
  mov    %eax,-0x28(%rbp)
  cmpl   $0x0,-0x28(%rbp)
  je     L89
  mov    -0x28(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x3a,%al
  jne    L89
  addl   $0x1,-0x28(%rbp)
L89:
  mov    -0x28(%rbp),%eax
  mov    %eax,-0x20(%rbp)
  jmp    L68
L76:
  addl   $0x1,-0x28(%rbp)
L68:
  mov    -0x28(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L110
  mov    -0x28(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x3a,%al
  jne    L76
L110:
  mov    -0x40(%rbp),%rax
  mov    -0x28(%rbp),%edx
  mov    %edx,(%rax)
  mov    -0x28(%rbp),%eax
  cmp    -0x20(%rbp),%eax
  jne    L93
  mov    -0x28(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L38
  mov    -0x40(%rbp),%rax
  mov    (%rax),%eax
  lea    0x1(%rax),%edx
  mov    -0x40(%rbp),%rax
  mov    %edx,(%rax)
L38:
  mov    $0x1,%edi
  call   <malloc@plt>
  mov    %rax,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  movb   $0x0,(%rax)
  jmp    L1
L93:
  mov    -0x28(%rbp),%eax
  mov    %eax,-0x1c(%rbp)
  mov    -0x1c(%rbp),%eax
  sub    -0x20(%rbp),%eax
  mov    %eax,%ebx
  lea    0x1(%rbx),%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x18(%rbp)
  mov    -0x20(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x38(%rbp),%rax
  lea    (%rdx,%rax,1),%rcx
  mov    -0x18(%rbp),%rax
  mov    %ebx,%edx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strncpy@plt>
  movslq %ebx,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
L1:
  mov    -0x18(%rbp),%rax
L69:
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

assistant: ```c
char *extract_colon_unit(char const *string, int *p_index) {
  int i, start, len;
  char *value;
  if (string == 0)
    return NULL;
  len = strlen(string);
  if (*p_index >= len)
    return ((char *)NULL);
  i = *p_index;
  if (i && string[i] == ':')
    i++;
  for (start = i; string[i] && string[i] != ':'; i++)
    ;
  *p_index = i;
  if (i == start) {
    if (string[i])
      (*p_index)++;
    value = malloc(1);
    value[0] = '\0';
  } else {
    int end = i;
    register int len;
    len = end - start;
    value = malloc(len + 1);
    strncpy(value, string + start, len);
    value[len] = '\0';
  }
  return (value);
}
```
user: What is the c source code of the assembly code below:

```asm
<extract_colon_unit>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  test   %rdi,%rdi
  je     L95
  mov    %rsi,%rbp
  call   <strlen@plt>
  mov    0x0(%rbp),%r8d
  cmp    %eax,%r8d
  jge    L62
  test   %r8d,%r8d
  je     L63
  movslq %r8d,%rax
  cmpb   $0x3a,(%rbx,%rax,1)
  sete   %al
  movzbl %al,%eax
  add    %eax,%r8d
L63:
  movslq %r8d,%rdx
  lea    (%rbx,%rdx,1),%r12
  movzbl (%r12),%eax
  test   %al,%al
  je     L56
  cmp    $0x3a,%al
  je     L56
  lea    0x1(%rbx,%rdx,1),%rdx
  mov    %rdx,%rax
  lea    0x1(%r8),%esi
  sub    %edx,%esi
L109:
  lea    (%rsi,%rax,1),%ecx
  mov    %rax,%rdi
  movzbl (%rax),%edx
  add    $0x1,%rax
  test   %dl,%dl
  je     L92
  cmp    $0x3a,%dl
  jne    L109
L92:
  mov    %ecx,0x0(%rbp)
  cmp    %ecx,%r8d
  je     L64
  sub    %r8d,%ecx
  mov    %ecx,%ebp
  lea    0x1(%rcx),%edi
  call   <malloc@plt>
  mov    %rax,%rbx
  mov    %ebp,%edx
  mov    %r12,%rsi
  mov    %rax,%rdi
  call   <strncpy@plt>
  movslq %ebp,%rcx
  movb   $0x0,(%rbx,%rcx,1)
  jmp    L95
L62:
  mov    $0x0,%ebx
  jmp    L95
L56:
  mov    %r8d,0x0(%rbp)
  mov    %r8d,%ecx
  mov    %r12,%rdi
L64:
  cmpb   $0x0,(%rdi)
  je     L40
  add    $0x1,%ecx
  mov    %ecx,0x0(%rbp)
L40:
  mov    $0x1,%edi
  call   <malloc@plt>
  mov    %rax,%rbx
  movb   $0x0,(%rax)
L95:
  mov    %rbx,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
char *extract_colon_unit(char const *string, int *p_index) {
  int i, start, len;
  char *value;
  if (string == 0)
    return NULL;
  len = strlen(string);
  if (*p_index >= len)
    return ((char *)NULL);
  i = *p_index;
  if (i && string[i] == ':')
    i++;
  for (start = i; string[i] && string[i] != ':'; i++)
    ;
  *p_index = i;
  if (i == start) {
    if (string[i])
      (*p_index)++;
    value = malloc(1);
    value[0] = '\0';
  } else {
    int end = i;
    register int len;
    len = end - start;
    value = malloc(len + 1);
    strncpy(value, string + start, len);
    value[len] = '\0';
  }
  return (value);
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<extract_colon_unit>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  test   %rdi,%rdi
  je     L103
  mov    %rsi,%rbp
  mov    %rdi,%rbx
  call   <strlen@plt>
  mov    0x0(%rbp),%r8d
  cmp    %eax,%r8d
  jge    L103
  test   %r8d,%r8d
  jne    L101
  movzbl (%rbx),%eax
  mov    %rbx,%r13
L109:
  cmp    $0x3a,%al
  je     L35
L104:
  test   %al,%al
  je     L35
  movslq %r8d,%rax
  lea    0x1(%r8),%esi
  lea    0x1(%rbx,%rax,1),%rax
  sub    %eax,%esi
  nopl   0x0(%rax)
L107:
  movzbl (%rax),%edx
  lea    (%rsi,%rax,1),%ecx
  mov    %rax,%rdi
  add    $0x1,%rax
  test   %dl,%dl
  je     L80
  cmp    $0x3a,%dl
  jne    L107
L80:
  mov    %ecx,0x0(%rbp)
  cmp    %ecx,%r8d
  je     L44
  mov    %ecx,%ebx
  sub    %r8d,%ebx
  lea    0x1(%rbx),%edi
  call   <malloc@plt>
  mov    %ebx,%edx
  mov    %r13,%rsi
  mov    %rax,%rdi
  mov    %rax,%r12
  call   <strncpy@plt>
  movslq %ebx,%rcx
  mov    %r12,%rax
  movb   $0x0,(%r12,%rcx,1)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax)
L101:
  movslq %r8d,%r13
  add    %rbx,%r13
  movzbl 0x0(%r13),%eax
  cmp    $0x3a,%al
  jne    L104
  add    $0x1,%r8d
  movslq %r8d,%r13
  add    %rbx,%r13
  movzbl 0x0(%r13),%eax
  jmp    L109
  nop
L35:
  mov    %r8d,0x0(%rbp)
  mov    %r13,%rdi
  mov    %r8d,%ecx
L44:
  cmpb   $0x0,(%rdi)
  je     L22
  add    $0x1,%ecx
  mov    %ecx,0x0(%rbp)
L22:
  mov    $0x1,%edi
  call   <malloc@plt>
  movb   $0x0,(%rax)
  mov    %rax,%r12
  add    $0x8,%rsp
  pop    %rbx
  mov    %r12,%rax
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax,%rax,1)
L103:
  add    $0x8,%rsp
  xor    %r12d,%r12d
  pop    %rbx
  mov    %r12,%rax
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
char *extract_colon_unit(char const *string, int *p_index) {
  int i, start, len;
  char *value;
  if (string == 0)
    return NULL;
  len = strlen(string);
  if (*p_index >= len)
    return ((char *)NULL);
  i = *p_index;
  if (i && string[i] == ':')
    i++;
  for (start = i; string[i] && string[i] != ':'; i++)
    ;
  *p_index = i;
  if (i == start) {
    if (string[i])
      (*p_index)++;
    value = malloc(1);
    value[0] = '\0';
  } else {
    int end = i;
    register int len;
    len = end - start;
    value = malloc(len + 1);
    strncpy(value, string + start, len);
    value[len] = '\0';
  }
  return (value);
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<extract_colon_unit>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  test   %rdi,%rdi
  je     L46
  mov    %rsi,%rbp
  mov    %rdi,%rbx
  call   <strlen@plt>
  mov    0x0(%rbp),%r8d
  cmp    %eax,%r8d
  jge    L46
  test   %r8d,%r8d
  jne    L109
  movzbl (%rbx),%eax
  mov    %rbx,%r13
L25:
  cmp    $0x3a,%al
  je     L74
L70:
  test   %al,%al
  je     L74
  movslq %r8d,%rax
  lea    0x1(%r8),%esi
  lea    0x1(%rbx,%rax,1),%rax
  sub    %eax,%esi
  nopl   0x0(%rax)
L79:
  movzbl (%rax),%edx
  lea    (%rsi,%rax,1),%ecx
  mov    %rax,%rdi
  add    $0x1,%rax
  test   %dl,%dl
  je     L19
  cmp    $0x3a,%dl
  jne    L79
L19:
  mov    %ecx,0x0(%rbp)
  cmp    %ecx,%r8d
  je     L48
  mov    %ecx,%ebx
  sub    %r8d,%ebx
  lea    0x1(%rbx),%edi
  call   <malloc@plt>
  mov    %ebx,%edx
  mov    %r13,%rsi
  mov    %rax,%rdi
  mov    %rax,%r12
  call   <strncpy@plt>
  movslq %ebx,%rcx
  mov    %r12,%rax
  movb   $0x0,(%r12,%rcx,1)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax)
L109:
  movslq %r8d,%r13
  add    %rbx,%r13
  movzbl 0x0(%r13),%eax
  cmp    $0x3a,%al
  jne    L70
  add    $0x1,%r8d
  movslq %r8d,%r13
  add    %rbx,%r13
  movzbl 0x0(%r13),%eax
  jmp    L25
  nop
L74:
  mov    %r8d,0x0(%rbp)
  mov    %r13,%rdi
  mov    %r8d,%ecx
L48:
  cmpb   $0x0,(%rdi)
  je     L37
  add    $0x1,%ecx
  mov    %ecx,0x0(%rbp)
L37:
  mov    $0x1,%edi
  call   <malloc@plt>
  movb   $0x0,(%rax)
  mov    %rax,%r12
  add    $0x8,%rsp
  pop    %rbx
  mov    %r12,%rax
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax,%rax,1)
L46:
  add    $0x8,%rsp
  xor    %r12d,%r12d
  pop    %rbx
  mov    %r12,%rax
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
char *extract_colon_unit(char const *string, int *p_index) {
  int i, start, len;
  char *value;
  if (string == 0)
    return NULL;
  len = strlen(string);
  if (*p_index >= len)
    return ((char *)NULL);
  i = *p_index;
  if (i && string[i] == ':')
    i++;
  for (start = i; string[i] && string[i] != ':'; i++)
    ;
  *p_index = i;
  if (i == start) {
    if (string[i])
      (*p_index)++;
    value = malloc(1);
    value[0] = '\0';
  } else {
    int end = i;
    register int len;
    len = end - start;
    value = malloc(len + 1);
    strncpy(value, string + start, len);
    value[len] = '\0';
  }
  return (value);
}
```