ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 请将以下的汇编代码转换成C语言代码:

```asm
<timediff>:
  endbr64
  movapd %xmm0,%xmm2
  subsd  %xmm1,%xmm2
  sub    %rsi,%rdi
  js     L0
L4:
  pxor   %xmm0,%xmm0
  cvtsi2sd %rdi,%xmm0
  divsd  D13(%rip),%xmm0
  addsd  %xmm2,%xmm0
  ret
L0:
  subsd  D19(%rip),%xmm2
  add    $0x3b9aca00,%rdi
  jmp    L4
```

tool_calls: name: unpack_data
arguments: data_tag: D13
data_type: byte[8]
name: unpack_data
arguments: data_tag: D19
data_type: byte[8]

tool: {"D13": [0x00,0x00,0x00,0x00,0x65,0xcd,0xcd,0x41]}

tool: {"D19": [0x00,0x00,0x00,0x00,0x00,0x00,0xf0,0x3f]}

assistant: ```c
double timediff(struct timespec now, struct timespec old) {
  struct timespec diff;
  diff.tv_sec = now.tv_sec - old.tv_sec;
  diff.tv_nsec = now.tv_nsec - old.tv_nsec;
  if (diff.tv_nsec < 0) {
    diff.tv_sec--;
    diff.tv_nsec += (1000 * (1000 * 1000));
  }
  return diff.tv_sec + ((double)diff.tv_nsec / (1000 * (1000 * 1000)));
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<timediff>:
  endbr64
  movapd %xmm0,%xmm2
  subsd  %xmm1,%xmm2
  sub    %rsi,%rdi
  jns    L5
  subsd  D7(%rip),%xmm2
  add    $0x3b9aca00,%rdi
L5:
  pxor   %xmm0,%xmm0
  cvtsi2sd %rdi,%xmm0
  divsd  D1(%rip),%xmm0
  addsd  %xmm2,%xmm0
  ret
```

tool_calls: name: retrieve_data
arguments: data_tag: D7
type: byte[8]
name: retrieve_data
arguments: data_tag: D1
type: byte[8]

tool: {"D7": [0x00,0x00,0x00,0x00,0x00,0x00,0xf0,0x3f]}

tool: {"D1": [0x00,0x00,0x00,0x00,0x65,0xcd,0xcd,0x41]}

assistant: ```c
double timediff(struct timespec now, struct timespec old) {
  struct timespec diff;
  diff.tv_sec = now.tv_sec - old.tv_sec;
  diff.tv_nsec = now.tv_nsec - old.tv_nsec;
  if (diff.tv_nsec < 0) {
    diff.tv_sec--;
    diff.tv_nsec += (1000 * (1000 * 1000));
  }
  return diff.tv_sec + ((double)diff.tv_nsec / (1000 * (1000 * 1000)));
}
```
user: Translate the below assembly code into C programming language:

```asm
<timediff>:
  endbr64
  movapd %xmm0,%xmm2
  subsd  %xmm1,%xmm2
  sub    %rsi,%rdi
  jns    L8
  subsd  D10(%rip),%xmm2
  add    $0x3b9aca00,%rdi
L8:
  pxor   %xmm0,%xmm0
  cvtsi2sd %rdi,%xmm0
  divsd  D17(%rip),%xmm0
  addsd  %xmm2,%xmm0
  ret
```

tool_calls: name: unpack_data
arguments: data_label: D10
type: byte[8]
name: unpack_data
arguments: data_label: D17
type: byte[8]

tool: {"D10": [0x00,0x00,0x00,0x00,0x00,0x00,0xf0,0x3f]}

tool: {"D17": [0x00,0x00,0x00,0x00,0x65,0xcd,0xcd,0x41]}

assistant: ```c
double timediff(struct timespec now, struct timespec old) {
  struct timespec diff;
  diff.tv_sec = now.tv_sec - old.tv_sec;
  diff.tv_nsec = now.tv_nsec - old.tv_nsec;
  if (diff.tv_nsec < 0) {
    diff.tv_sec--;
    diff.tv_nsec += (1000 * (1000 * 1000));
  }
  return diff.tv_sec + ((double)diff.tv_nsec / (1000 * (1000 * 1000)));
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<rtp_get_ssrc>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    -0x8(%rbp),%rax
  add    $0x20,%rax
  mov    (%rax),%edx
  mov    -0x10(%rbp),%rax
  mov    %edx,(%rax)
  mov    -0x8(%rbp),%rax
  add    $0x24,%rax
  mov    -0x10(%rbp),%rdx
  add    $0x4,%rdx
  mov    (%rax),%eax
  mov    %eax,(%rdx)
  mov    -0x8(%rbp),%rax
  add    $0x28,%rax
  mov    -0x10(%rbp),%rdx
  add    $0x8,%rdx
  mov    (%rax),%eax
  mov    %eax,(%rdx)
  mov    -0x8(%rbp),%rax
  add    $0x2c,%rax
  mov    -0x10(%rbp),%rdx
  add    $0xc,%rdx
  mov    (%rax),%eax
  mov    %eax,(%rdx)
  nop
  pop    %rbp
  ret
```

assistant: ```c
void rtp_get_ssrc(const uint8_t *p_rtp, uint8_t pi_ssrc[4]) {
  pi_ssrc[0] = p_rtp[8];
  pi_ssrc[1] = p_rtp[9];
  pi_ssrc[2] = p_rtp[10];
  pi_ssrc[3] = p_rtp[11];
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<rtp_get_ssrc>:
  endbr64
  mov    0x20(%rdi),%eax
  mov    %eax,(%rsi)
  mov    0x24(%rdi),%eax
  mov    %eax,0x4(%rsi)
  mov    0x28(%rdi),%eax
  mov    %eax,0x8(%rsi)
  mov    0x2c(%rdi),%eax
  mov    %eax,0xc(%rsi)
  ret
```

assistant: ```c
void rtp_get_ssrc(const uint8_t *p_rtp, uint8_t pi_ssrc[4]) {
  pi_ssrc[0] = p_rtp[8];
  pi_ssrc[1] = p_rtp[9];
  pi_ssrc[2] = p_rtp[10];
  pi_ssrc[3] = p_rtp[11];
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<rtp_get_ssrc>:
  endbr64
  mov    0x20(%rdi),%eax
  mov    %eax,(%rsi)
  mov    0x24(%rdi),%eax
  mov    %eax,0x4(%rsi)
  mov    0x28(%rdi),%eax
  mov    %eax,0x8(%rsi)
  mov    0x2c(%rdi),%eax
  mov    %eax,0xc(%rsi)
  ret
```

assistant: ```c
void rtp_get_ssrc(const uint8_t *p_rtp, uint8_t pi_ssrc[4]) {
  pi_ssrc[0] = p_rtp[8];
  pi_ssrc[1] = p_rtp[9];
  pi_ssrc[2] = p_rtp[10];
  pi_ssrc[3] = p_rtp[11];
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<binaryCollatingFunc>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    %ecx,-0x20(%rbp)
  mov    %r8,-0x30(%rbp)
  mov    -0x20(%rbp),%edx
  mov    -0x1c(%rbp),%eax
  cmp    %eax,%edx
  cmovle %edx,%eax
  mov    %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%edx
  mov    -0x30(%rbp),%rcx
  mov    -0x28(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <memcmp@plt>
  mov    %eax,-0x8(%rbp)
  cmpl   $0x0,-0x8(%rbp)
  jne    L5
  mov    -0x1c(%rbp),%eax
  sub    -0x20(%rbp),%eax
  mov    %eax,-0x8(%rbp)
L5:
  mov    -0x8(%rbp),%eax
  leave
  ret
```

assistant: ```c
int binaryCollatingFunc(void *NotUsed, int nKey1, const void *pKey1, int nKey2, const void *pKey2) {
  int rc, n;
  n = nKey1 < nKey2 ? nKey1 : nKey2;
  rc = memcmp(pKey1, pKey2, n);
  if (rc == 0) {
    rc = nKey1 - nKey2;
  }
  return rc;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<binaryCollatingFunc>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %esi,%ebx
  mov    %rdx,%rdi
  mov    %ecx,%ebp
  mov    %r8,%rsi
  cmp    %ebx,%ecx
  mov    %ebx,%edx
  cmovle %ecx,%edx
  call   <memcmp@plt>
  sub    %ebp,%ebx
  test   %eax,%eax
  cmove  %ebx,%eax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
int binaryCollatingFunc(void *NotUsed, int nKey1, const void *pKey1, int nKey2, const void *pKey2) {
  int rc, n;
  n = nKey1 < nKey2 ? nKey1 : nKey2;
  rc = memcmp(pKey1, pKey2, n);
  if (rc == 0) {
    rc = nKey1 - nKey2;
  }
  return rc;
}
```
user: Translate the below assembly code into C programming language:

```asm
<binaryCollatingFunc>:
  endbr64
  push   %rbp
  mov    %rdx,%rdi
  mov    %ecx,%ebp
  push   %rbx
  mov    %esi,%ebx
  mov    %r8,%rsi
  mov    %ebx,%edx
  sub    $0x8,%rsp
  cmp    %ebx,%ecx
  cmovle %ecx,%edx
  sub    %ebp,%ebx
  call   <memcmp@plt>
  test   %eax,%eax
  cmove  %ebx,%eax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
int binaryCollatingFunc(void *NotUsed, int nKey1, const void *pKey1, int nKey2, const void *pKey2) {
  int rc, n;
  n = nKey1 < nKey2 ? nKey1 : nKey2;
  rc = memcmp(pKey1, pKey2, n);
  if (rc == 0) {
    rc = nKey1 - nKey2;
  }
  return rc;
}
```
user: What is the c source code of the assembly code below?

```asm
<binaryCollatingFunc>:
  endbr64
  push   %rbp
  mov    %rdx,%rdi
  mov    %ecx,%ebp
  push   %rbx
  mov    %esi,%ebx
  mov    %r8,%rsi
  mov    %ebx,%edx
  sub    $0x8,%rsp
  cmp    %ebx,%ecx
  cmovle %ecx,%edx
  sub    %ebp,%ebx
  call   <memcmp@plt>
  test   %eax,%eax
  cmove  %ebx,%eax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
int binaryCollatingFunc(void *NotUsed, int nKey1, const void *pKey1, int nKey2, const void *pKey2) {
  int rc, n;
  n = nKey1 < nKey2 ? nKey1 : nKey2;
  rc = memcmp(pKey1, pKey2, n);
  if (rc == 0) {
    rc = nKey1 - nKey2;
  }
  return rc;
}
```
user: Translate the below assembly code into C programming language:

```asm
<strip_trailing_whitespaces>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  sub    $0x1,%eax
  mov    %eax,-0x4(%rbp)
  jmp    L38
L10:
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%esi
  lea    D5(%rip),%rax
  mov    %rax,%rdi
  call   <strchr@plt>
  test   %rax,%rax
  je     L18
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  subl   $0x1,-0x4(%rbp)
L38:
  cmpl   $0x0,-0x4(%rbp)
  jns    L10
  jmp    L0
L18:
  nop
L0:
  nop
  leave
  ret
```

tool_calls: name: read_data
arguments: data_label: D5
datatype: string

tool: D5:  	


assistant: ```c
void strip_trailing_whitespaces(char *s) {
  int len;
  for (len = strlen(s) - 1; len >= 0; len--) {
    if (strchr(" \t\r\n", s[len]) == NULL)
      break;
    s[len] = '\0';
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<strip_trailing_whitespaces>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbp
  call   <strlen@plt>
  mov    %eax,%ebx
  sub    $0x1,%ebx
  js     L16
  movslq %ebx,%rbx
  add    %rbp,%rbx
  movslq %eax,%rdx
  lea    -0x2(%rbp,%rdx,1),%rbp
  lea    -0x1(%rax),%eax
  sub    %rax,%rbp
  lea    D3(%rip),%r12
L17:
  movsbl (%rbx),%esi
  mov    %r12,%rdi
  call   <strchr@plt>
  test   %rax,%rax
  je     L16
  movb   $0x0,(%rbx)
  sub    $0x1,%rbx
  cmp    %rbp,%rbx
  jne    L17
L16:
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

tool_calls: name: retrieve_data
arguments: data_tag: D3
type_guessed: string

tool: D3:  	


assistant: ```c
void strip_trailing_whitespaces(char *s) {
  int len;
  for (len = strlen(s) - 1; len >= 0; len--) {
    if (strchr(" \t\r\n", s[len]) == NULL)
      break;
    s[len] = '\0';
  }
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<strip_trailing_whitespaces>:
  endbr64
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  call   <strlen@plt>
  mov    %eax,%edx
  sub    $0x1,%edx
  js     L25
  movslq %edx,%rbx
  cltq
  lea    D1(%rip),%r12
  mov    %edx,%edx
  add    %rbp,%rbx
  lea    -0x2(%rbp,%rax,1),%rbp
  sub    %rdx,%rbp
  jmp    L34
  nopw   0x0(%rax,%rax,1)
L11:
  movb   $0x0,(%rbx)
  sub    $0x1,%rbx
  cmp    %rbp,%rbx
  je     L25
L34:
  movsbl (%rbx),%esi
  mov    %r12,%rdi
  call   <strchr@plt>
  test   %rax,%rax
  jne    L11
L25:
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

tool_calls: name: retrieve_data
arguments: data_label: D1
type_infered: string

tool: D1:  	


assistant: ```c
void strip_trailing_whitespaces(char *s) {
  int len;
  for (len = strlen(s) - 1; len >= 0; len--) {
    if (strchr(" \t\r\n", s[len]) == NULL)
      break;
    s[len] = '\0';
  }
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<strip_trailing_whitespaces>:
  endbr64
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  call   <strlen@plt>
  mov    %eax,%edx
  sub    $0x1,%edx
  js     L0
  movslq %edx,%rbx
  cltq
  lea    D9(%rip),%r12
  mov    %edx,%edx
  add    %rbp,%rbx
  lea    -0x2(%rbp,%rax,1),%rbp
  sub    %rdx,%rbp
  jmp    L13
  nopw   0x0(%rax,%rax,1)
L30:
  movb   $0x0,(%rbx)
  sub    $0x1,%rbx
  cmp    %rbp,%rbx
  je     L0
L13:
  movsbl (%rbx),%esi
  mov    %r12,%rdi
  call   <strchr@plt>
  test   %rax,%rax
  jne    L30
L0:
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D9
datatype: string

tool: D9:  	


assistant: ```c
void strip_trailing_whitespaces(char *s) {
  int len;
  for (len = strlen(s) - 1; len >= 0; len--) {
    if (strchr(" \t\r\n", s[len]) == NULL)
      break;
    s[len] = '\0';
  }
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<ascii_to_bin>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,%eax
  mov    %al,-0x4(%rbp)
  cmpb   $0x7a,-0x4(%rbp)
  jle    L66
  mov    $0x0,%eax
  jmp    L39
L66:
  cmpb   $0x60,-0x4(%rbp)
  jle    L74
  movsbl -0x4(%rbp),%eax
  sub    $0x3b,%eax
  jmp    L39
L74:
  cmpb   $0x5a,-0x4(%rbp)
  jle    L99
  mov    $0x0,%eax
  jmp    L39
L99:
  cmpb   $0x40,-0x4(%rbp)
  jle    L4
  movsbl -0x4(%rbp),%eax
  sub    $0x35,%eax
  jmp    L39
L4:
  cmpb   $0x39,-0x4(%rbp)
  jle    L49
  mov    $0x0,%eax
  jmp    L39
L49:
  cmpb   $0x2d,-0x4(%rbp)
  jle    L103
  movsbl -0x4(%rbp),%eax
  sub    $0x2e,%eax
  jmp    L39
L103:
  mov    $0x0,%eax
L39:
  pop    %rbp
  ret
```

assistant: ```c
int ascii_to_bin(char ch) {
  if (ch > 'z')
    return 0;
  if (ch >= 'a')
    return (ch - 'a' + 38);
  if (ch > 'Z')
    return 0;
  if (ch >= 'A')
    return (ch - 'A' + 12);
  if (ch > '9')
    return 0;
  if (ch >= '.')
    return (ch - '.');
  return 0;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<ascii_to_bin>:
  endbr64
  mov    $0x0,%eax
  cmp    $0x7a,%dil
  jg     L30
  cmp    $0x60,%dil
  jg     L4
  mov    $0x0,%eax
  cmp    $0x5a,%dil
  jg     L30
  cmp    $0x40,%dil
  jg     L31
  lea    -0x2e(%rdi),%eax
  movsbl %dil,%edi
  sub    $0x2e,%edi
  cmp    $0xc,%al
  mov    $0x0,%eax
  cmovb  %edi,%eax
L30:
  ret
L4:
  movsbl %dil,%edi
  lea    -0x3b(%rdi),%eax
  ret
L31:
  movsbl %dil,%edi
  lea    -0x35(%rdi),%eax
  ret
```

assistant: ```c
int ascii_to_bin(char ch) {
  if (ch > 'z')
    return 0;
  if (ch >= 'a')
    return (ch - 'a' + 38);
  if (ch > 'Z')
    return 0;
  if (ch >= 'A')
    return (ch - 'A' + 12);
  if (ch > '9')
    return 0;
  if (ch >= '.')
    return (ch - '.');
  return 0;
}
```
user: Translate the below assembly code into C programming language:

```asm
<ascii_to_bin>:
  endbr64
  xor    %eax,%eax
  cmp    $0x7a,%dil
  jg     L1
  cmp    $0x60,%dil
  jg     L25
  cmp    $0x5a,%dil
  jg     L1
  cmp    $0x40,%dil
  jg     L14
  sub    $0x2e,%edi
  movsbl %dil,%edx
  cmp    $0xc,%dil
  cmovb  %edx,%eax
L1:
  ret
  nopl   (%rax)
L25:
  sub    $0x3b,%edi
  movsbl %dil,%eax
  ret
  nopl   0x0(%rax,%rax,1)
L14:
  sub    $0x35,%edi
  movsbl %dil,%eax
  ret
```

assistant: ```c
int ascii_to_bin(char ch) {
  if (ch > 'z')
    return 0;
  if (ch >= 'a')
    return (ch - 'a' + 38);
  if (ch > 'Z')
    return 0;
  if (ch >= 'A')
    return (ch - 'A' + 12);
  if (ch > '9')
    return 0;
  if (ch >= '.')
    return (ch - '.');
  return 0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<ascii_to_bin>:
  endbr64
  xor    %eax,%eax
  cmp    $0x7a,%dil
  jg     L9
  cmp    $0x60,%dil
  jg     L34
  cmp    $0x5a,%dil
  jg     L9
  cmp    $0x40,%dil
  jg     L18
  sub    $0x2e,%edi
  movsbl %dil,%edx
  cmp    $0xc,%dil
  cmovb  %edx,%eax
L9:
  ret
  nopl   (%rax)
L34:
  sub    $0x3b,%edi
  movsbl %dil,%eax
  ret
  nopl   0x0(%rax,%rax,1)
L18:
  sub    $0x35,%edi
  movsbl %dil,%eax
  ret
```

assistant: ```c
int ascii_to_bin(char ch) {
  if (ch > 'z')
    return 0;
  if (ch >= 'a')
    return (ch - 'a' + 38);
  if (ch > 'Z')
    return 0;
  if (ch >= 'A')
    return (ch - 'A' + 12);
  if (ch > '9')
    return 0;
  if (ch >= '.')
    return (ch - '.');
  return 0;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<ft_tolower>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %edi,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  mov    %eax,%edi
  call   <ft_isalpha@plt>
  test   %rax,%rax
  je     L15
  cmpl   $0x5a,-0x4(%rbp)
  jg     L15
  addl   $0x20,-0x4(%rbp)
L15:
  mov    -0x4(%rbp),%eax
  leave
  ret
```

assistant: ```c
int ft_tolower(int c) {
  if (ft_isalpha(c) && (c <= 'Z'))
    c = c + 32;
  return (c);
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<ft_tolower>:
  endbr64
  push   %rbx
  mov    %edi,%ebx
  call   <ft_isalpha@plt>
  cmp    $0x5a,%ebx
  jg     L1
  test   %rax,%rax
  setne  %dl
  lea    0x20(%rbx),%eax
  test   %dl,%dl
  cmovne %eax,%ebx
L1:
  mov    %ebx,%eax
  pop    %rbx
  ret
```

assistant: ```c
int ft_tolower(int c) {
  if (ft_isalpha(c) && (c <= 'Z'))
    c = c + 32;
  return (c);
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<ft_tolower>:
  endbr64
  push   %r12
  mov    %edi,%r12d
  call   <ft_isalpha@plt>
  cmp    $0x5a,%r12d
  jg     L5
  test   %rax,%rax
  lea    0x20(%r12),%eax
  setne  %dl
  test   %dl,%dl
  cmovne %eax,%r12d
L5:
  mov    %r12d,%eax
  pop    %r12
  ret
```

assistant: ```c
int ft_tolower(int c) {
  if (ft_isalpha(c) && (c <= 'Z'))
    c = c + 32;
  return (c);
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<ft_tolower>:
  endbr64
  push   %r12
  mov    %edi,%r12d
  call   <ft_isalpha@plt>
  cmp    $0x5a,%r12d
  jg     L6
  test   %rax,%rax
  lea    0x20(%r12),%eax
  setne  %dl
  test   %dl,%dl
  cmovne %eax,%r12d
L6:
  mov    %r12d,%eax
  pop    %r12
  ret
```

assistant: ```c
int ft_tolower(int c) {
  if (ft_isalpha(c) && (c <= 'Z'))
    c = c + 32;
  return (c);
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<difference_control>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %edx,-0x24(%rbp)
  mov    %rcx,-0x30(%rbp)
  pxor   %xmm0,%xmm0
  movsd  %xmm0,-0x8(%rbp)
  movl   $0x0,-0xc(%rbp)
  movl   $0x0,-0xc(%rbp)
  jmp    L7
L10:
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm0
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm1
  subsd  %xmm1,%xmm0
  movsd  -0x8(%rbp),%xmm1
  addsd  %xmm1,%xmm0
  movsd  %xmm0,-0x8(%rbp)
  addl   $0x1,-0xc(%rbp)
L7:
  mov    -0xc(%rbp),%eax
  cmp    -0x24(%rbp),%eax
  jl     L10
  pxor   %xmm1,%xmm1
  cvtsi2sdl -0x24(%rbp),%xmm1
  movsd  -0x8(%rbp),%xmm0
  divsd  %xmm1,%xmm0
  movq   %xmm0,%rax
  movq   %rax,%xmm0
  pop    %rbp
  ret
```

assistant: ```c
double difference_control(int *sources, int *targets, const int num_links, double *expression) {
  double sum = 0.0;
  int i = 0;
  for (i = 0; i < num_links; ++i) {
    sum += expression[sources[i]] - expression[targets[i]];
  }
  return sum / (double)num_links;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<difference_control>:
  endbr64
  test   %edx,%edx
  jle    L26
  mov    %edx,%r10d
  mov    $0x0,%eax
  pxor   %xmm0,%xmm0
L9:
  movslq (%rdi,%rax,4),%r9
  movslq (%rsi,%rax,4),%r8
  movsd  (%rcx,%r9,8),%xmm1
  subsd  (%rcx,%r8,8),%xmm1
  addsd  %xmm1,%xmm0
  add    $0x1,%rax
  cmp    %r10,%rax
  jne    L9
L7:
  pxor   %xmm1,%xmm1
  cvtsi2sd %edx,%xmm1
  divsd  %xmm1,%xmm0
  ret
L26:
  pxor   %xmm0,%xmm0
  jmp    L7
```

assistant: ```c
double difference_control(int *sources, int *targets, const int num_links, double *expression) {
  double sum = 0.0;
  int i = 0;
  for (i = 0; i < num_links; ++i) {
    sum += expression[sources[i]] - expression[targets[i]];
  }
  return sum / (double)num_links;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<difference_control>:
  endbr64
  test   %edx,%edx
  jle    L12
  movslq %edx,%r10
  xor    %eax,%eax
  pxor   %xmm0,%xmm0
  nopl   0x0(%rax)
L8:
  movslq (%rdi,%rax,4),%r9
  movslq (%rsi,%rax,4),%r8
  add    $0x1,%rax
  movsd  (%rcx,%r9,8),%xmm1
  subsd  (%rcx,%r8,8),%xmm1
  addsd  %xmm1,%xmm0
  cmp    %rax,%r10
  jne    L8
  pxor   %xmm1,%xmm1
  cvtsi2sd %edx,%xmm1
  divsd  %xmm1,%xmm0
  ret
  cs nopw 0x0(%rax,%rax,1)
L12:
  pxor   %xmm1,%xmm1
  pxor   %xmm0,%xmm0
  cvtsi2sd %edx,%xmm1
  divsd  %xmm1,%xmm0
  ret
```

assistant: ```c
double difference_control(int *sources, int *targets, const int num_links, double *expression) {
  double sum = 0.0;
  int i = 0;
  for (i = 0; i < num_links; ++i) {
    sum += expression[sources[i]] - expression[targets[i]];
  }
  return sum / (double)num_links;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<difference_control>:
  endbr64
  test   %edx,%edx
  jle    L10
  movslq %edx,%r10
  xor    %eax,%eax
  pxor   %xmm0,%xmm0
  nopl   0x0(%rax)
L17:
  movslq (%rdi,%rax,4),%r9
  movslq (%rsi,%rax,4),%r8
  add    $0x1,%rax
  movsd  (%rcx,%r9,8),%xmm1
  subsd  (%rcx,%r8,8),%xmm1
  addsd  %xmm1,%xmm0
  cmp    %rax,%r10
  jne    L17
  pxor   %xmm1,%xmm1
  cvtsi2sd %edx,%xmm1
  divsd  %xmm1,%xmm0
  ret
  cs nopw 0x0(%rax,%rax,1)
L10:
  pxor   %xmm1,%xmm1
  pxor   %xmm0,%xmm0
  cvtsi2sd %edx,%xmm1
  divsd  %xmm1,%xmm0
  ret
```

assistant: ```c
double difference_control(int *sources, int *targets, const int num_links, double *expression) {
  double sum = 0.0;
  int i = 0;
  for (i = 0; i < num_links; ++i) {
    sum += expression[sources[i]] - expression[targets[i]];
  }
  return sum / (double)num_links;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<easy_string_capitalize>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x28(%rbp)
  mov    %esi,-0x2c(%rbp)
  mov    -0x28(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  movl   $0x1,-0x14(%rbp)
  mov    -0x2c(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x8(%rbp)
  jmp    L83
L8:
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x40,%al
  jle    L55
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x5a,%al
  jg     L55
  cmpl   $0x0,-0x14(%rbp)
  jne    L12
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  add    $0x20,%eax
  mov    %eax,%edx
  mov    -0x10(%rbp),%rax
  mov    %dl,(%rax)
L12:
  movl   $0x0,-0x14(%rbp)
  jmp    L35
L55:
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x60,%al
  jle    L118
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x7a,%al
  jg     L118
  cmpl   $0x0,-0x14(%rbp)
  je     L72
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  sub    $0x20,%eax
  mov    %eax,%edx
  mov    -0x10(%rbp),%rax
  mov    %dl,(%rax)
L72:
  movl   $0x0,-0x14(%rbp)
  jmp    L35
L118:
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x2d,%al
  je     L13
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x5f,%al
  jne    L35
L13:
  movl   $0x1,-0x14(%rbp)
L35:
  addq   $0x1,-0x10(%rbp)
L83:
  mov    -0x10(%rbp),%rax
  cmp    -0x8(%rbp),%rax
  jb     L8
  mov    -0x28(%rbp),%rax
  pop    %rbp
  ret
```

assistant: ```c
char *easy_string_capitalize(char *str, int len) {
  char *p = str;
  int first = 1;
  char *end = str + len;
  while (p < end) {
    if ((*p) >= 'A' && (*p) <= 'Z') {
      if (!first)
        (*p) += 32;
      first = 0;
    } else if ((*p) >= 'a' && (*p) <= 'z') {
      if (first)
        (*p) -= 32;
      first = 0;
    } else if ((*p) == '-' || (*p) == '_') {
      first = 1;
    }
    p++;
  }
  return str;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<easy_string_capitalize>:
  endbr64
  mov    %rdi,%rax
  movslq %esi,%rsi
  add    %rdi,%rsi
  cmp    %rsi,%rdi
  jae    L30
  mov    %rdi,%rdx
  mov    $0x1,%r9d
  mov    $0x1,%r10d
  mov    $0x0,%edi
  jmp    L71
L78:
  lea    -0x61(%rcx),%r8d
  cmp    $0x19,%r8b
  ja     L100
  test   %r9d,%r9d
  je     L23
  sub    $0x20,%ecx
  mov    %cl,(%rdx)
  mov    %edi,%r9d
  jmp    L23
L100:
  cmp    $0x2d,%cl
  je     L119
  cmp    $0x5f,%cl
  jne    L23
L119:
  mov    %r10d,%r9d
  jmp    L23
L43:
  mov    %edi,%r9d
L23:
  add    $0x1,%rdx
  cmp    %rdx,%rsi
  je     L30
L71:
  movzbl (%rdx),%ecx
  lea    -0x41(%rcx),%r8d
  cmp    $0x19,%r8b
  ja     L78
  test   %r9d,%r9d
  jne    L43
  add    $0x20,%ecx
  mov    %cl,(%rdx)
  jmp    L23
L30:
  ret
```

assistant: ```c
char *easy_string_capitalize(char *str, int len) {
  char *p = str;
  int first = 1;
  char *end = str + len;
  while (p < end) {
    if ((*p) >= 'A' && (*p) <= 'Z') {
      if (!first)
        (*p) += 32;
      first = 0;
    } else if ((*p) >= 'a' && (*p) <= 'z') {
      if (first)
        (*p) -= 32;
      first = 0;
    } else if ((*p) == '-' || (*p) == '_') {
      first = 1;
    }
    p++;
  }
  return str;
}
```