ylfeng/ReF-Decompile-dataset huggingface dataset:
user: Demonstrate the C code that generates the assembly output below:

```asm
<QEIIntClear>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    -0x8(%rbp),%rax
  add    $0x28,%rax
  mov    %rax,%rdx
  mov    -0x10(%rbp),%rax
  mov    %rax,(%rdx)
  nop
  pop    %rbp
  ret
```

assistant: ```c
void QEIIntClear(uint32_t ui32Base, uint32_t ui32IntFlags) {
  ;
  (*((volatile unsigned long *)(ui32Base + 0x00000028))) = ui32IntFlags;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<QEIIntClear>:
  endbr64
  mov    %rsi,0x28(%rdi)
  ret
```

assistant: ```c
void QEIIntClear(uint32_t ui32Base, uint32_t ui32IntFlags) {
  ;
  (*((volatile unsigned long *)(ui32Base + 0x00000028))) = ui32IntFlags;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<QEIIntClear>:
  endbr64
  mov    %rsi,0x28(%rdi)
  ret
```

assistant: ```c
void QEIIntClear(uint32_t ui32Base, uint32_t ui32IntFlags) {
  ;
  (*((volatile unsigned long *)(ui32Base + 0x00000028))) = ui32IntFlags;
}
```
user: 这段汇编代码用C语言表示是什么样的?

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

assistant: ```c
int main(int argc, char *argv[]) {
  (void)argc;
  (void)argv;
  (void)FALLOC_FL_PUNCH_HOLE;
  exit(0);
}
```
user: Translate the below assembly code into C programming language:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x0,%edi
  call   <exit@plt>
  mov    $0x0,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int main(int argc, char *argv[]) {
  (void)argc;
  (void)argv;
  (void)FALLOC_FL_PUNCH_HOLE;
  exit(0);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  xor    %edi,%edi
  call   <exit@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int main(int argc, char *argv[]) {
  (void)argc;
  (void)argv;
  (void)FALLOC_FL_PUNCH_HOLE;
  exit(0);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  xor    %edi,%edi
  call   <exit@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int main(int argc, char *argv[]) {
  (void)argc;
  (void)argv;
  (void)FALLOC_FL_PUNCH_HOLE;
  exit(0);
}
```
user: Translate the below assembly code into C programming language:

```asm
<int16_sample>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,%edx
  mov    %esi,%eax
  mov    %dl,-0x14(%rbp)
  mov    %al,-0x18(%rbp)
  movzbl -0x14(%rbp),%eax
  and    $0x80,%eax
  mov    %eax,-0x4(%rbp)
  movzbl -0x14(%rbp),%eax
  shl    $0x8,%eax
  and    $0x7f00,%eax
  mov    %eax,%edx
  movzbl -0x18(%rbp),%eax
  or     %edx,%eax
  mov    %eax,-0x8(%rbp)
  cmpl   $0x0,-0x4(%rbp)
  je     L1
  subl   $0x8000,-0x8(%rbp)
L1:
  pxor   %xmm0,%xmm0
  cvtsi2ssl -0x8(%rbp),%xmm0
  movss  D8(%rip),%xmm1
  divss  %xmm1,%xmm0
  pop    %rbp
  ret
```

tool_calls: name: retrieve_data
arguments: data_label: D8
data_type: byte[4]

tool: {"D8": [0x00,0x00,0x00,0x47]}

assistant: ```c
float int16_sample(unsigned char hi, unsigned char lo) {
  int sign = hi & (1 << 7);
  int v = (((int)(hi)&0x7f) << 8) | (int)lo;
  if (sign) {
    v = -0x8000 + v;
  }
  return v * 1.f / 0x8000;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<int16_sample>:
  endbr64
  mov    %esi,%eax
  mov    %edi,%esi
  shl    $0x8,%esi
  and    $0x7f00,%esi
  movzbl %al,%eax
  or     %eax,%esi
  lea    -0x8000(%rsi),%eax
  test   %dil,%dil
  cmovs  %eax,%esi
  pxor   %xmm0,%xmm0
  cvtsi2ss %esi,%xmm0
  mulss  D3(%rip),%xmm0
  ret
```

tool_calls: name: read_data
arguments: data_label: D3
type: byte[4]

tool: {"D3": [0x00,0x00,0x00,0x38]}

assistant: ```c
float int16_sample(unsigned char hi, unsigned char lo) {
  int sign = hi & (1 << 7);
  int v = (((int)(hi)&0x7f) << 8) | (int)lo;
  if (sign) {
    v = -0x8000 + v;
  }
  return v * 1.f / 0x8000;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<int16_sample>:
  endbr64
  mov    %esi,%r8d
  mov    %edi,%esi
  pxor   %xmm0,%xmm0
  shl    $0x8,%esi
  movzbl %r8b,%eax
  and    $0x7f00,%esi
  or     %eax,%esi
  test   %dil,%dil
  lea    -0x8000(%rsi),%eax
  cmovs  %eax,%esi
  cvtsi2ss %esi,%xmm0
  mulss  D8(%rip),%xmm0
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D8
type_guessed: byte[4]

tool: {"D8": [0x00,0x00,0x00,0x38]}

assistant: ```c
float int16_sample(unsigned char hi, unsigned char lo) {
  int sign = hi & (1 << 7);
  int v = (((int)(hi)&0x7f) << 8) | (int)lo;
  if (sign) {
    v = -0x8000 + v;
  }
  return v * 1.f / 0x8000;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<int16_sample>:
  endbr64
  mov    %esi,%r8d
  mov    %edi,%esi
  pxor   %xmm0,%xmm0
  shl    $0x8,%esi
  movzbl %r8b,%eax
  and    $0x7f00,%esi
  or     %eax,%esi
  test   %dil,%dil
  lea    -0x8000(%rsi),%eax
  cmovs  %eax,%esi
  cvtsi2ss %esi,%xmm0
  mulss  D4(%rip),%xmm0
  ret
```

tool_calls: name: read_data
arguments: label: D4
data_type: byte[4]

tool: {"D4": [0x00,0x00,0x00,0x38]}

assistant: ```c
float int16_sample(unsigned char hi, unsigned char lo) {
  int sign = hi & (1 << 7);
  int v = (((int)(hi)&0x7f) << 8) | (int)lo;
  if (sign) {
    v = -0x8000 + v;
  }
  return v * 1.f / 0x8000;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<ft_putnbr>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    -0x14(%rbp),%eax
  cltq
  mov    %rax,-0x8(%rbp)
  cmpl   $0x0,-0x14(%rbp)
  jns    L0
  mov    $0x2d,%edi
  call   <ft_putchar@plt>
  negq   -0x8(%rbp)
L0:
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <ft_putnb@plt>
  nop
  leave
  ret
```

assistant: ```c
void ft_putnbr(int n) {
  long long num;
  num = n;
  if (n < 0) {
    ft_putchar('-');
    num *= -1;
  }
  ft_putnb(num);
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<ft_putnbr>:
  endbr64
  push   %rbx
  movslq %edi,%rbx
  test   %edi,%edi
  js     L4
L7:
  mov    %rbx,%rdi
  call   <ft_putnb@plt>
  pop    %rbx
  ret
L4:
  mov    $0x2d,%edi
  call   <ft_putchar@plt>
  neg    %rbx
  jmp    L7
```

assistant: ```c
void ft_putnbr(int n) {
  long long num;
  num = n;
  if (n < 0) {
    ft_putchar('-');
    num *= -1;
  }
  ft_putnb(num);
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<ft_putnbr>:
  endbr64
  push   %rbp
  movslq %edi,%rbp
  test   %edi,%edi
  js     L1
  mov    %rbp,%rdi
  pop    %rbp
  jmp    1070 <ft_putnb@plt>
  nopl   (%rax)
L1:
  mov    $0x2d,%edi
  neg    %rbp
  call   <ft_putchar@plt>
  mov    %rbp,%rdi
  pop    %rbp
  jmp    1070 <ft_putnb@plt>
```

assistant: ```c
void ft_putnbr(int n) {
  long long num;
  num = n;
  if (n < 0) {
    ft_putchar('-');
    num *= -1;
  }
  ft_putnb(num);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<ft_putnbr>:
  endbr64
  push   %rbp
  movslq %edi,%rbp
  test   %edi,%edi
  js     L0
  mov    %rbp,%rdi
  pop    %rbp
  jmp    1070 <ft_putnb@plt>
  nopl   (%rax)
L0:
  mov    $0x2d,%edi
  neg    %rbp
  call   <ft_putchar@plt>
  mov    %rbp,%rdi
  pop    %rbp
  jmp    1070 <ft_putnb@plt>
```

assistant: ```c
void ft_putnbr(int n) {
  long long num;
  num = n;
  if (n < 0) {
    ft_putchar('-');
    num *= -1;
  }
  ft_putnb(num);
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<__smlt__>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  mov    %rdi,-0x10(%rbp)
  movsd  %xmm0,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %edx,-0x24(%rbp)
  mov    $0x0,%ebx
  jmp    L7
L11:
  movslq %ebx,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm0
  movslq %ebx,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  mulsd  -0x18(%rbp),%xmm0
  movsd  %xmm0,(%rax)
  add    $0x1,%ebx
L7:
  cmp    -0x24(%rbp),%ebx
  jl     L11
  nop
  nop
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

assistant: ```c
void __smlt__(const double *dp, double s, double *out, int len) {
  register int i;
  for (i = 0; i < len; i++)
    out[i] = s * dp[i];
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<__smlt__>:
  endbr64
  test   %edx,%edx
  jle    L6
  mov    %edx,%edx
  mov    $0x0,%eax
L1:
  movapd %xmm0,%xmm1
  mulsd  (%rdi,%rax,8),%xmm1
  movsd  %xmm1,(%rsi,%rax,8)
  add    $0x1,%rax
  cmp    %rdx,%rax
  jne    L1
L6:
  ret
```

assistant: ```c
void __smlt__(const double *dp, double s, double *out, int len) {
  register int i;
  for (i = 0; i < len; i++)
    out[i] = s * dp[i];
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<__smlt__>:
  endbr64
  test   %edx,%edx
  jle    L18
  movslq %edx,%rdx
  xor    %eax,%eax
  nopl   (%rax)
L17:
  movsd  (%rdi,%rax,8),%xmm1
  mulsd  %xmm0,%xmm1
  movsd  %xmm1,(%rsi,%rax,8)
  add    $0x1,%rax
  cmp    %rax,%rdx
  jne    L17
L18:
  ret
```

assistant: ```c
void __smlt__(const double *dp, double s, double *out, int len) {
  register int i;
  for (i = 0; i < len; i++)
    out[i] = s * dp[i];
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<__smlt__>:
  endbr64
  mov    %rdi,%rcx
  test   %edx,%edx
  jle    L45
  lea    0x8(%rdi),%rax
  cmp    %rax,%rsi
  je     L54
  lea    -0x1(%rdx),%eax
  cmp    $0x1,%eax
  jbe    L54
  mov    %edx,%edi
  movapd %xmm0,%xmm2
  xor    %eax,%eax
  shr    %edi
  unpcklpd %xmm2,%xmm2
  shl    $0x4,%rdi
  xchg   %ax,%ax
L1:
  movupd (%rcx,%rax,1),%xmm1
  mulpd  %xmm2,%xmm1
  movups %xmm1,(%rsi,%rax,1)
  add    $0x10,%rax
  cmp    %rdi,%rax
  jne    L1
  mov    %edx,%eax
  and    $0xfffffffe,%eax
  and    $0x1,%edx
  je     L45
  mulsd  (%rcx,%rax,8),%xmm0
  movsd  %xmm0,(%rsi,%rax,8)
  ret
  nopl   0x0(%rax,%rax,1)
L54:
  mov    %edx,%edx
  xor    %eax,%eax
  nopl   0x0(%rax)
L19:
  movsd  (%rcx,%rax,8),%xmm1
  mulsd  %xmm0,%xmm1
  movsd  %xmm1,(%rsi,%rax,8)
  add    $0x1,%rax
  cmp    %rax,%rdx
  jne    L19
L45:
  ret
```

assistant: ```c
void __smlt__(const double *dp, double s, double *out, int len) {
  register int i;
  for (i = 0; i < len; i++)
    out[i] = s * dp[i];
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<SkipText>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %edx,%eax
  mov    %ecx,-0x18(%rbp)
  mov    %al,-0x14(%rbp)
  jmp    L30
L58:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    %al,-0x14(%rbp)
  jne    L31
  mov    -0x8(%rbp),%rax
  jmp    L161
L31:
  cmpq   $0x0,-0x10(%rbp)
  jne    L103
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L103
  mov    $0x0,%eax
  jmp    L161
L103:
  mov    -0x18(%rbp),%eax
  and    $0x1,%eax
  test   %eax,%eax
  je     L6
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isspace@plt>
  test   %eax,%eax
  jne    L145
  mov    -0x8(%rbp),%rax
  mov    $0x1,%edx
  mov    %rax,%rsi
  mov    $0x22060008,%edi
  mov    $0x0,%eax
  call   <PrintError@plt>
  jmp    L145
L6:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x5c,%al
  jne    L145
  cmpq   $0x0,-0x10(%rbp)
  jne    L34
  mov    -0x8(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L34
  mov    $0x0,%eax
  jmp    L161
L34:
  addq   $0x2,-0x8(%rbp)
  jmp    L30
L145:
  addq   $0x1,-0x8(%rbp)
L30:
  cmpq   $0x0,-0x10(%rbp)
  je     L58
  mov    -0x8(%rbp),%rax
  cmp    -0x10(%rbp),%rax
  jb     L58
  mov    -0x18(%rbp),%eax
  and    $0x2,%eax
  test   %eax,%eax
  je     L25
  mov    -0x8(%rbp),%rax
  mov    %rax,%rsi
  mov    $0x2202000a,%edi
  mov    $0x0,%eax
  call   <PrintError@plt>
L25:
  mov    $0x0,%eax
L161:
  leave
  ret
```

assistant: ```c
char *SkipText(char *s, char *e, char end, int mode) {
  while (!e || s < e) {
    if (*s == end)
      return (s);
    if (!e && !*s)
      return (NULL);
    if (mode & 1) {
      if (!isspace(*s))
        PrintError((8UL | 0x20000000UL | 0x02000000UL | 0x00020000UL | 0x00040000UL), s, 1);
    } else {
      if (*s == '\\') {
        if (!e && !*(s + 1))
          return (NULL);
        s += 2;
        continue;
      }
    }
    s++;
  }
  if (mode & 2)
    PrintError((10UL | 0x20000000UL | 0x02000000UL | 0x00020000UL), s);
  return (NULL);
}
```
user: Translate the below assembly code into C programming language:

```asm
<SkipText>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbx
  mov    %rsi,%rbp
  mov    %ecx,%r15d
  mov    %edx,%r12d
  test   %rsi,%rsi
  sete   %r13b
  cmp    %rsi,%rdi
  jb     L19
  test   %r13b,%r13b
  je     L127
L19:
  mov    %r15d,%r14d
  and    $0x1,%r14d
  jmp    L121
L59:
  movsbl %dil,%edi
  call   <isspace@plt>
  test   %eax,%eax
  je     L129
L86:
  add    $0x1,%rbx
L38:
  cmp    %rbp,%rbx
  jb     L121
  test   %r13b,%r13b
  je     L127
L121:
  movzbl (%rbx),%edi
  cmp    %r12b,%dil
  je     L93
  test   %dil,%dil
  jne    L92
  test   %r13b,%r13b
  jne    L66
L92:
  test   %r14d,%r14d
  jne    L59
  cmp    $0x5c,%dil
  jne    L86
  test   %rbp,%rbp
  je     L124
L105:
  add    $0x2,%rbx
  jmp    L38
L129:
  mov    $0x1,%edx
  mov    %rbx,%rsi
  mov    $0x22060008,%edi
  call   <PrintError@plt>
  jmp    L86
L124:
  cmpb   $0x0,0x1(%rbx)
  jne    L105
  mov    %rbp,%rax
L50:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L127:
  mov    $0x0,%eax
  test   $0x2,%r15b
  je     L50
  mov    %rbx,%rsi
  mov    $0x2202000a,%edi
  call   <PrintError@plt>
  mov    $0x0,%eax
  jmp    L50
L93:
  mov    %rbx,%rax
  jmp    L50
L66:
  mov    $0x0,%eax
  jmp    L50
```

assistant: ```c
char *SkipText(char *s, char *e, char end, int mode) {
  while (!e || s < e) {
    if (*s == end)
      return (s);
    if (!e && !*s)
      return (NULL);
    if (mode & 1) {
      if (!isspace(*s))
        PrintError((8UL | 0x20000000UL | 0x02000000UL | 0x00020000UL | 0x00040000UL), s, 1);
    } else {
      if (*s == '\\') {
        if (!e && !*(s + 1))
          return (NULL);
        s += 2;
        continue;
      }
    }
    s++;
  }
  if (mode & 2)
    PrintError((10UL | 0x20000000UL | 0x02000000UL | 0x00020000UL), s);
  return (NULL);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<SkipText>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  mov    %ecx,%r13d
  push   %r12
  mov    %edx,%r12d
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  mov    %rsi,%rbx
  sub    $0x8,%rsp
  test   %rsi,%rsi
  sete   %r14b
  cmp    %rsi,%rdi
  jb     L73
  test   %r14b,%r14b
  je     L163
L73:
  mov    %r13d,%r15d
  and    $0x1,%r15d
  cs nopw 0x0(%rax,%rax,1)
L27:
  movsbl 0x0(%rbp),%edi
  cmp    %r12b,%dil
  je     L2
  test   %dil,%dil
  jne    L96
  test   %r14b,%r14b
  jne    L38
L96:
  test   %r15d,%r15d
  jne    L168
  cmp    $0x5c,%dil
  je     L137
L71:
  add    $0x1,%rbp
L111:
  cmp    %rbx,%rbp
  jb     L27
  test   %r14b,%r14b
  jne    L27
L163:
  and    $0x2,%r13d
  jne    L57
L38:
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax,%rax,1)
L168:
  call   <isspace@plt>
  test   %eax,%eax
  jne    L71
  mov    $0x1,%edx
  mov    %rbp,%rsi
  mov    $0x22060008,%edi
  call   <PrintError@plt>
  jmp    L71
  nopl   (%rax)
L137:
  test   %rbx,%rbx
  je     L119
L82:
  add    $0x2,%rbp
  jmp    L111
  nopl   0x0(%rax,%rax,1)
L119:
  cmpb   $0x0,0x1(%rbp)
  jne    L82
  jmp    L38
L2:
  add    $0x8,%rsp
  mov    %rbp,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L57:
  mov    %rbp,%rsi
  mov    $0x2202000a,%edi
  xor    %eax,%eax
  call   <PrintError@plt>
  jmp    L38
```

assistant: ```c
char *SkipText(char *s, char *e, char end, int mode) {
  while (!e || s < e) {
    if (*s == end)
      return (s);
    if (!e && !*s)
      return (NULL);
    if (mode & 1) {
      if (!isspace(*s))
        PrintError((8UL | 0x20000000UL | 0x02000000UL | 0x00020000UL | 0x00040000UL), s, 1);
    } else {
      if (*s == '\\') {
        if (!e && !*(s + 1))
          return (NULL);
        s += 2;
        continue;
      }
    }
    s++;
  }
  if (mode & 2)
    PrintError((10UL | 0x20000000UL | 0x02000000UL | 0x00020000UL), s);
  return (NULL);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<SkipText>:
  endbr64
  test   %rsi,%rsi
  push   %r14
  sete   %r14b
  push   %r13
  mov    %rsi,%r13
  push   %r12
  mov    %ecx,%r12d
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  mov    %edx,%ebx
  cmp    %rsi,%rdi
  jb     L228
  test   %r14b,%r14b
  je     L105
L228:
  test   $0x1,%r12b
  jne    L227
  test   %r13,%r13
  jne    L163
L2:
  movzbl 0x0(%rbp),%eax
  cmp    %al,%bl
  je     L56
L89:
  test   %al,%al
  je     L155
  cmp    $0x5c,%al
  je     L24
  movzbl 0x1(%rbp),%eax
  add    $0x1,%rbp
  cmp    %al,%bl
  jne    L89
L56:
  pop    %rbx
  mov    %rbp,%rax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopw   0x0(%rax,%rax,1)
L93:
  mov    %rbp,%rdx
  xor    %ebp,%ebp
  cmp    $0x5c,%al
  sete   %bpl
  lea    0x1(%rbp,%rdx,1),%rbp
  cmp    %rbp,%r13
  jbe    L105
L163:
  movzbl 0x0(%rbp),%eax
  cmp    %al,%bl
  jne    L93
  jmp    L56
  nop
L227:
  movsbl 0x0(%rbp),%edi
  cmp    %bl,%dil
  je     L56
  test   %dil,%dil
  je     L223
  call   <isspace@plt>
  test   %eax,%eax
  je     L193
  nopw   0x0(%rax,%rax,1)
L226:
  add    $0x1,%rbp
  cmp    %rbp,%r13
  ja     L227
  test   %r14b,%r14b
  jne    L227
L105:
  and    $0x2,%r12d
  jne    L126
L155:
  pop    %rbx
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nop
L223:
  test   %r14b,%r14b
  jne    L155
  call   <isspace@plt>
  test   %eax,%eax
  jne    L226
L193:
  mov    $0x1,%edx
  mov    %rbp,%rsi
  mov    $0x22060008,%edi
  call   <PrintError@plt>
  jmp    L226
  nopw   0x0(%rax,%rax,1)
L24:
  cmpb   $0x0,0x1(%rbp)
  je     L155
  add    $0x2,%rbp
  jmp    L2
L126:
  mov    %rbp,%rsi
  mov    $0x2202000a,%edi
  xor    %eax,%eax
  call   <PrintError@plt>
  jmp    L155
```

assistant: ```c
char *SkipText(char *s, char *e, char end, int mode) {
  while (!e || s < e) {
    if (*s == end)
      return (s);
    if (!e && !*s)
      return (NULL);
    if (mode & 1) {
      if (!isspace(*s))
        PrintError((8UL | 0x20000000UL | 0x02000000UL | 0x00020000UL | 0x00040000UL), s, 1);
    } else {
      if (*s == '\\') {
        if (!e && !*(s + 1))
          return (NULL);
        s += 2;
        continue;
      }
    }
    s++;
  }
  if (mode & 2)
    PrintError((10UL | 0x20000000UL | 0x02000000UL | 0x00020000UL), s);
  return (NULL);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<os_utf8_to_mbs_ptr>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x50,%rsp
  mov    %rdi,-0x38(%rbp)
  mov    %rsi,-0x40(%rbp)
  mov    %rdx,-0x48(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movq   $0x0,-0x28(%rbp)
  movq   $0x0,-0x18(%rbp)
  cmpq   $0x0,-0x38(%rbp)
  je     L17
  movq   $0x0,-0x20(%rbp)
  lea    -0x20(%rbp),%rdx
  mov    -0x40(%rbp),%rcx
  mov    -0x38(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <os_utf8_to_wcs_ptr@plt>
  mov    %rax,-0x10(%rbp)
  mov    -0x20(%rbp),%rax
  lea    -0x28(%rbp),%rdx
  mov    -0x10(%rbp),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <os_wcs_to_mbs_ptr@plt>
  mov    %rax,-0x18(%rbp)
  mov    -0x20(%rbp),%rax
  mov    %rax,%rdi
  call   <bfree@plt>
L17:
  mov    -0x28(%rbp),%rdx
  mov    -0x48(%rbp),%rax
  mov    %rdx,(%rax)
  mov    -0x18(%rbp),%rax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L0
  call   <__stack_chk_fail@plt>
L0:
  leave
  ret
```

assistant: ```c
size_t os_utf8_to_mbs_ptr(const char *str, size_t len, char **pstr) {
  char *dst = NULL;
  size_t out_len = 0;
  if (str) {
    wchar_t *wstr = NULL;
    size_t wlen = os_utf8_to_wcs_ptr(str, len, &wstr);
    out_len = os_wcs_to_mbs_ptr(wstr, wlen, &dst);
    bfree(wstr);
  }
  *pstr = dst;
  return out_len;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<os_utf8_to_mbs_ptr>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %rdx,%rbx
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  movq   $0x0,0x8(%rsp)
  mov    $0x0,%ebp
  test   %rdi,%rdi
  je     L5
  movq   $0x0,0x10(%rsp)
  lea    0x10(%rsp),%rdx
  call   <os_utf8_to_wcs_ptr@plt>
  mov    %rax,%rsi
  lea    0x8(%rsp),%rdx
  mov    0x10(%rsp),%rdi
  call   <os_wcs_to_mbs_ptr@plt>
  mov    %rax,%rbp
  mov    0x10(%rsp),%rdi
  call   <bfree@plt>
L5:
  mov    0x8(%rsp),%rax
  mov    %rax,(%rbx)
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L16
  mov    %rbp,%rax
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  ret
L16:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
size_t os_utf8_to_mbs_ptr(const char *str, size_t len, char **pstr) {
  char *dst = NULL;
  size_t out_len = 0;
  if (str) {
    wchar_t *wstr = NULL;
    size_t wlen = os_utf8_to_wcs_ptr(str, len, &wstr);
    out_len = os_wcs_to_mbs_ptr(wstr, wlen, &dst);
    bfree(wstr);
  }
  *pstr = dst;
  return out_len;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<os_utf8_to_mbs_ptr>:
  endbr64
  push   %r12
  xor    %r12d,%r12d
  push   %rbx
  mov    %rdx,%rbx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  movq   $0x0,0x8(%rsp)
  test   %rdi,%rdi
  je     L13
  movq   $0x0,0x10(%rsp)
  lea    0x10(%rsp),%rdx
  call   <os_utf8_to_wcs_ptr@plt>
  mov    0x10(%rsp),%rdi
  lea    0x8(%rsp),%rdx
  mov    %rax,%rsi
  call   <os_wcs_to_mbs_ptr@plt>
  mov    0x10(%rsp),%rdi
  mov    %rax,%r12
  call   <bfree@plt>
  mov    0x8(%rsp),%rdi
L13:
  mov    %rdi,(%rbx)
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L10
  add    $0x28,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %r12
  ret
L10:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
size_t os_utf8_to_mbs_ptr(const char *str, size_t len, char **pstr) {
  char *dst = NULL;
  size_t out_len = 0;
  if (str) {
    wchar_t *wstr = NULL;
    size_t wlen = os_utf8_to_wcs_ptr(str, len, &wstr);
    out_len = os_wcs_to_mbs_ptr(wstr, wlen, &dst);
    bfree(wstr);
  }
  *pstr = dst;
  return out_len;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<os_utf8_to_mbs_ptr>:
  endbr64
  push   %r12
  xor    %r12d,%r12d
  push   %rbx
  mov    %rdx,%rbx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  movq   $0x0,0x8(%rsp)
  test   %rdi,%rdi
  je     L0
  movq   $0x0,0x10(%rsp)
  lea    0x10(%rsp),%rdx
  call   <os_utf8_to_wcs_ptr@plt>
  mov    0x10(%rsp),%rdi
  lea    0x8(%rsp),%rdx
  mov    %rax,%rsi
  call   <os_wcs_to_mbs_ptr@plt>
  mov    0x10(%rsp),%rdi
  mov    %rax,%r12
  call   <bfree@plt>
  mov    0x8(%rsp),%rdi
L0:
  mov    %rdi,(%rbx)
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L10
  add    $0x28,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %r12
  ret
L10:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
size_t os_utf8_to_mbs_ptr(const char *str, size_t len, char **pstr) {
  char *dst = NULL;
  size_t out_len = 0;
  if (str) {
    wchar_t *wstr = NULL;
    size_t wlen = os_utf8_to_wcs_ptr(str, len, &wstr);
    out_len = os_wcs_to_mbs_ptr(wstr, wlen, &dst);
    bfree(wstr);
  }
  *pstr = dst;
  return out_len;
}
```