ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<logTime>:
  endbr64
  push   %r12
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%r12
  mov    %r12,%rdi
  call   <time@plt>
  mov    %r12,%rdi
  lea    D9(%rip),%r12
  call   <localtime@plt>
  mov    %rax,%rdi
  call   <asctime@plt>
  mov    %r12,%rdi
  mov    %eax,%esi
  call   <strcpy@plt>
  mov    $0xa,%esi
  mov    %r12,%rdi
  call   <strchr@plt>
  test   %rax,%rax
  je     L19
  movb   $0x0,(%rax)
L19:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L14
  add    $0x10,%rsp
  mov    %r12,%rax
  pop    %r12
  ret
L14:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
const char *logTime() {
  static char buf[128];
  struct tm *tm1;
  time_t lTime;
  time(&lTime);
  tm1 = localtime(&lTime);
  strcpy(buf, asctime(tm1));
  char *p = strchr(buf, '\n');
  if (p)
    *p = '\0';
  return buf;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<logTime>:
  endbr64
  push   %r12
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%r12
  mov    %r12,%rdi
  call   <time@plt>
  mov    %r12,%rdi
  lea    D6(%rip),%r12
  call   <localtime@plt>
  mov    %rax,%rdi
  call   <asctime@plt>
  mov    %r12,%rdi
  mov    %eax,%esi
  call   <strcpy@plt>
  mov    $0xa,%esi
  mov    %r12,%rdi
  call   <strchr@plt>
  test   %rax,%rax
  je     L6
  movb   $0x0,(%rax)
L6:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L4
  add    $0x10,%rsp
  mov    %r12,%rax
  pop    %r12
  ret
L4:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
const char *logTime() {
  static char buf[128];
  struct tm *tm1;
  time_t lTime;
  time(&lTime);
  tm1 = localtime(&lTime);
  strcpy(buf, asctime(tm1));
  char *p = strchr(buf, '\n');
  if (p)
    *p = '\0';
  return buf;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<string_new>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %rax,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  add    $0x1,%rax
  mov    $0x1,%esi
  mov    %rax,%rdi
  call   <calloc@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  jne    L2
  lea    D4(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0x1,%edi
  call   <exit@plt>
L2:
  mov    -0x10(%rbp),%rdx
  mov    -0x18(%rbp),%rcx
  mov    -0x8(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strncpy@plt>
  mov    -0x8(%rbp),%rax
  leave
  ret
```

tool_calls: name: retrieve_data
arguments: label: D4
type_guessed: string

tool: D4: ERROR: Out of memeory!


assistant: ```c
char *string_new(const char *s) {
  size_t size = strlen(s);
  char *retVal = calloc(size + 1, sizeof(char));
  if (retVal == NULL) {
    printf("ERROR: Out of memeory!\n");
    exit(1);
  }
  strncpy(retVal, s, size);
  return retVal;
}
```
user: What is the c source code of the assembly code below?

```asm
<string_new>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbp
  call   <strlen@plt>
  mov    %rax,%r12
  lea    0x1(%rax),%rdi
  mov    $0x1,%esi
  call   <calloc@plt>
  mov    %rax,%rbx
  test   %rax,%rax
  je     L3
L19:
  mov    %r12,%rdx
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <strncpy@plt>
  mov    %rbx,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L3:
  lea    D9(%rip),%rdi
  call   <printf@plt>
  mov    $0x1,%edi
  call   <exit@plt>
  jmp    L19
```

tool_calls: name: parse_data
arguments: data_label: D9
type: string

tool: D9: ERROR: Out of memeory!


assistant: ```c
char *string_new(const char *s) {
  size_t size = strlen(s);
  char *retVal = calloc(size + 1, sizeof(char));
  if (retVal == NULL) {
    printf("ERROR: Out of memeory!\n");
    exit(1);
  }
  strncpy(retVal, s, size);
  return retVal;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<string_new>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  call   <strlen@plt>
  mov    $0x1,%esi
  lea    0x1(%rax),%rdi
  mov    %rax,%r13
  call   <calloc@plt>
  mov    %rax,%r12
  test   %rax,%rax
  je     L14
L15:
  mov    %r13,%rdx
  mov    %rbp,%rsi
  mov    %r12,%rdi
  call   <strncpy@plt>
  mov    %r12,%rax
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax)
L14:
  lea    D9(%rip),%rdi
  call   <printf@plt>
  mov    $0x1,%edi
  call   <exit@plt>
  jmp    L15
```

tool_calls: name: read_data
arguments: data_label: D9
type: string

tool: D9: ERROR: Out of memeory!


assistant: ```c
char *string_new(const char *s) {
  size_t size = strlen(s);
  char *retVal = calloc(size + 1, sizeof(char));
  if (retVal == NULL) {
    printf("ERROR: Out of memeory!\n");
    exit(1);
  }
  strncpy(retVal, s, size);
  return retVal;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<string_new>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  call   <strlen@plt>
  mov    $0x1,%esi
  lea    0x1(%rax),%rdi
  mov    %rax,%r13
  call   <calloc@plt>
  mov    %rax,%r12
  test   %rax,%rax
  je     L18
L10:
  mov    %r13,%rdx
  mov    %rbp,%rsi
  mov    %r12,%rdi
  call   <strncpy@plt>
  mov    %r12,%rax
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax)
L18:
  lea    D8(%rip),%rdi
  call   <printf@plt>
  mov    $0x1,%edi
  call   <exit@plt>
  jmp    L10
```

tool_calls: name: read_data
arguments: tag: D8
type_infered: string

tool: D8: ERROR: Out of memeory!


assistant: ```c
char *string_new(const char *s) {
  size_t size = strlen(s);
  char *retVal = calloc(size + 1, sizeof(char));
  if (retVal == NULL) {
    printf("ERROR: Out of memeory!\n");
    exit(1);
  }
  strncpy(retVal, s, size);
  return retVal;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x410,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0x410(%rbp),%rax
  mov    %rax,%rsi
  lea    D5(%rip),%rax
  mov    %rax,%rdi
  call   <scanf@plt>
  lea    -0x410(%rbp),%rax
  mov    %rax,%rdi
  call   <reverseString@plt>
  test   %rax,%rax
  jne    L12
  lea    -0x410(%rbp),%rax
  mov    %rax,%rsi
  lea    D12(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0x0,%eax
  jmp    L28
L12:
  mov    $0x1,%eax
L28:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L5
  call   <__stack_chk_fail@plt>
L5:
  leave
  ret
```

tool_calls: name: parse_data
arguments: data_tag: D5
type: string
name: parse_data
arguments: data_tag: D12
type: string

tool: D5: %[^
]s

tool: D12: 
converted:%s


assistant: ```c
int main(void) {
  char string[1024];
  scanf("%[^\n]s", string);
  if (string == NULL) {
    printf("\nERROR : Invalid input\n");
    return 1;
  }
  if (reverseString(string) == 0) {
    printf("\nconverted:%s\n", string);
    return 0;
  }
  return 1;
}
```
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
  push   %rbx
  sub    $0x410,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x408(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rbx
  mov    %rbx,%rsi
  lea    D6(%rip),%rdi
  call   <scanf@plt>
  mov    %rbx,%rdi
  call   <reverseString@plt>
  mov    %rax,%rdx
  mov    $0x1,%eax
  test   %rdx,%rdx
  je     L26
L6:
  mov    0x408(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L21
  add    $0x410,%rsp
  pop    %rbx
  ret
L26:
  mov    %rsp,%rsi
  lea    D17(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0x0,%eax
  jmp    L6
L21:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: label: D6
type: string
name: parse_data
arguments: label: D17
type: string

tool: D6: %[^
]s

tool: D17: 
converted:%s


assistant: ```c
int main(void) {
  char string[1024];
  scanf("%[^\n]s", string);
  if (string == NULL) {
    printf("\nERROR : Invalid input\n");
    return 1;
  }
  if (reverseString(string) == 0) {
    printf("\nconverted:%s\n", string);
    return 0;
  }
  return 1;
}
```
user: What is the c source code of the assembly code below:

```asm
<main>:
  endbr64
  push   %rbp
  lea    D7(%rip),%rdi
  sub    $0x410,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x408(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rbp
  mov    %rbp,%rsi
  call   <scanf@plt>
  mov    %rbp,%rdi
  call   <reverseString@plt>
  mov    %rax,%r8
  mov    $0x1,%eax
  test   %r8,%r8
  je     L14
L20:
  mov    0x408(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L26
  add    $0x410,%rsp
  pop    %rbp
  ret
L14:
  mov    %rbp,%rsi
  lea    D0(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  xor    %eax,%eax
  jmp    L20
L26:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: tag: D7
type_guessed: string
name: extract_symbolic_data
arguments: tag: D0
type_guessed: string

tool: D7: %[^
]s

tool: D0: 
converted:%s


assistant: ```c
int main(void) {
  char string[1024];
  scanf("%[^\n]s", string);
  if (string == NULL) {
    printf("\nERROR : Invalid input\n");
    return 1;
  }
  if (reverseString(string) == 0) {
    printf("\nconverted:%s\n", string);
    return 0;
  }
  return 1;
}
```
user: Translate the below assembly code into C programming language:

```asm
<main>:
  endbr64
  push   %rbp
  lea    D13(%rip),%rdi
  sub    $0x410,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x408(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rbp
  mov    %rbp,%rsi
  call   <scanf@plt>
  mov    %rbp,%rdi
  call   <reverseString@plt>
  mov    %rax,%r8
  mov    $0x1,%eax
  test   %r8,%r8
  je     L16
L4:
  mov    0x408(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L5
  add    $0x410,%rsp
  pop    %rbp
  ret
L16:
  mov    %rbp,%rsi
  lea    D12(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  xor    %eax,%eax
  jmp    L4
L5:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: data_label: D13
data_type: string
name: disassemble_data
arguments: data_label: D12
data_type: string

tool: D13: %[^
]s

tool: D12: 
converted:%s


assistant: ```c
int main(void) {
  char string[1024];
  scanf("%[^\n]s", string);
  if (string == NULL) {
    printf("\nERROR : Invalid input\n");
    return 1;
  }
  if (reverseString(string) == 0) {
    printf("\nconverted:%s\n", string);
    return 0;
  }
  return 1;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<cmdline_gen>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %edx,-0x34(%rbp)
  movl   $0x0,-0x14(%rbp)
  movl   $0x0,-0x10(%rbp)
  movl   $0x0,-0xc(%rbp)
  movq   $0x0,-0x8(%rbp)
  mov    -0x28(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,%edx
  mov    -0x14(%rbp),%eax
  add    %edx,%eax
  mov    %eax,-0x14(%rbp)
  mov    -0x34(%rbp),%eax
  mov    %eax,-0x10(%rbp)
  jmp    L77
L70:
  mov    -0x10(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,%edx
  mov    -0x14(%rbp),%eax
  add    %edx,%eax
  mov    %eax,-0x14(%rbp)
L77:
  subl   $0x1,-0x10(%rbp)
  cmpl   $0x0,-0x10(%rbp)
  jne    L70
  mov    -0x34(%rbp),%eax
  add    $0x2,%eax
  add    %eax,-0x14(%rbp)
  mov    -0x14(%rbp),%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  jne    L93
  mov    $0x0,%eax
  jmp    L56
L93:
  movl   $0x0,-0x10(%rbp)
  jmp    L2
L19:
  mov    -0x10(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0x10(%rbp)
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  lea    (%rdx,%rax,1),%rcx
  mov    -0xc(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0xc(%rbp)
  movslq %eax,%rdx
  mov    -0x8(%rbp),%rax
  add    %rax,%rdx
  movzbl (%rcx),%eax
  mov    %al,(%rdx)
L2:
  mov    -0x10(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L19
  mov    -0xc(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0xc(%rbp)
  movslq %eax,%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  movb   $0x20,(%rax)
  jmp    L14
L22:
  movl   $0x0,-0x10(%rbp)
  jmp    L69
L21:
  mov    -0x30(%rbp),%rax
  mov    (%rax),%rcx
  mov    -0x10(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0x10(%rbp)
  cltq
  add    %rax,%rcx
  mov    -0xc(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0xc(%rbp)
  movslq %eax,%rdx
  mov    -0x8(%rbp),%rax
  add    %rax,%rdx
  movzbl (%rcx),%eax
  mov    %al,(%rdx)
L69:
  mov    -0x30(%rbp),%rax
  mov    (%rax),%rdx
  mov    -0x10(%rbp),%eax
  cltq
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L21
  mov    -0xc(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0xc(%rbp)
  movslq %eax,%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  movb   $0x20,(%rax)
  addq   $0x8,-0x30(%rbp)
L14:
  subl   $0x1,-0x34(%rbp)
  cmpl   $0x0,-0x34(%rbp)
  jne    L22
  mov    -0x8(%rbp),%rax
L56:
  leave
  ret
```

assistant: ```c
const char *cmdline_gen(const char *cmd, const char **args, int nargs) {
  int size = 0, i = 0, cursor = 0;
  char *cmdline = NULL;
  size += strlen(cmd);
  i = nargs;
  while (--i) {
    size += strlen(args[i]);
  }
  size += nargs + 2;
  cmdline = malloc(size);
  if (cmdline == NULL)
    return NULL;
  i = 0;
  while (cmd[i]) {
    cmdline[cursor++] = cmd[i++];
  }
  cmdline[cursor++] = ' ';
  while (--nargs) {
    i = 0;
    while ((*args)[i]) {
      cmdline[cursor++] = (*args)[i++];
    }
    cmdline[cursor++] = ' ';
    args++;
  }
  return cmdline;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<cmdline_gen>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%r14
  mov    %rsi,%rbx
  mov    %edx,%r12d
  call   <strlen@plt>
  mov    %eax,%r15d
  mov    %r12d,%r13d
  sub    $0x1,%r13d
  je     L41
  movslq %r13d,%rbp
L23:
  mov    (%rbx,%rbp,8),%rdi
  call   <strlen@plt>
  add    %eax,%r15d
  sub    $0x1,%rbp
  test   %ebp,%ebp
  jne    L23
L41:
  lea    0x2(%r15,%r12,1),%edi
  call   <malloc@plt>
  mov    %rax,%r8
  test   %rax,%rax
  je     L118
  movzbl (%r14),%edx
  test   %dl,%dl
  je     L91
  mov    $0x1,%eax
L105:
  mov    %eax,%ecx
  mov    %dl,-0x1(%r8,%rax,1)
  add    $0x1,%rax
  movzbl -0x1(%r14,%rax,1),%edx
  test   %dl,%dl
  jne    L105
L84:
  lea    0x1(%rcx),%edi
  movslq %ecx,%rcx
  movb   $0x20,(%r8,%rcx,1)
  test   %r13d,%r13d
  je     L118
  lea    -0x1(%r12),%eax
  lea    (%rbx,%rax,8),%r9
  jmp    L16
L91:
  mov    $0x0,%ecx
  jmp    L84
L46:
  lea    (%rdi,%rax,1),%ecx
  mov    %dl,-0x1(%rsi,%rax,1)
  mov    (%rbx),%rdx
  movzbl (%rdx,%rax,1),%edx
  add    $0x1,%rax
  test   %dl,%dl
  jne    L46
L0:
  lea    0x1(%rcx),%edi
  movslq %ecx,%rcx
  movb   $0x20,(%r8,%rcx,1)
  add    $0x8,%rbx
  cmp    %rbx,%r9
  je     L118
L16:
  mov    (%rbx),%rax
  movzbl (%rax),%edx
  mov    $0x1,%eax
  movslq %edi,%rsi
  add    %r8,%rsi
  mov    %edi,%ecx
  test   %dl,%dl
  jne    L46
  jmp    L0
L118:
  mov    %r8,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
const char *cmdline_gen(const char *cmd, const char **args, int nargs) {
  int size = 0, i = 0, cursor = 0;
  char *cmdline = NULL;
  size += strlen(cmd);
  i = nargs;
  while (--i) {
    size += strlen(args[i]);
  }
  size += nargs + 2;
  cmdline = malloc(size);
  if (cmdline == NULL)
    return NULL;
  i = 0;
  while (cmd[i]) {
    cmdline[cursor++] = cmd[i++];
  }
  cmdline[cursor++] = ' ';
  while (--nargs) {
    i = 0;
    while ((*args)[i]) {
      cmdline[cursor++] = (*args)[i++];
    }
    cmdline[cursor++] = ' ';
    args++;
  }
  return cmdline;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<cmdline_gen>:
  endbr64
  push   %r15
  mov    %edx,%r15d
  push   %r14
  push   %r13
  mov    %rdi,%r13
  push   %r12
  mov    %r15d,%r12d
  push   %rbp
  push   %rbx
  mov    %rsi,%rbx
  sub    $0x8,%rsp
  call   <strlen@plt>
  mov    %eax,%r14d
  sub    $0x1,%r12d
  je     L36
  movslq %r12d,%rbp
  nop
L11:
  mov    (%rbx,%rbp,8),%rdi
  sub    $0x1,%rbp
  call   <strlen@plt>
  add    %eax,%r14d
  test   %ebp,%ebp
  jne    L11
L36:
  lea    0x2(%r14,%r15,1),%edi
  call   <malloc@plt>
  mov    %rax,%r8
  test   %rax,%rax
  je     L41
  movzbl 0x0(%r13),%edx
  test   %dl,%dl
  je     L5
  mov    $0x1,%eax
  nopl   0x0(%rax)
L61:
  mov    %dl,-0x1(%r8,%rax,1)
  mov    %eax,%esi
  mov    %rax,%rcx
  add    $0x1,%rax
  movzbl -0x1(%r13,%rax,1),%edx
  test   %dl,%dl
  jne    L61
  add    %r8,%rcx
  add    $0x1,%esi
L89:
  movb   $0x20,(%rcx)
  test   %r12d,%r12d
  je     L41
  mov    %r12d,%r12d
  lea    (%rbx,%r12,8),%r9
  nopl   (%rax)
L62:
  mov    (%rbx),%rax
  movslq %esi,%rdi
  mov    %esi,%ecx
  add    %r8,%rdi
  movzbl (%rax),%edx
  mov    $0x1,%eax
  test   %dl,%dl
  je     L1
  nopw   0x0(%rax,%rax,1)
L47:
  mov    %dl,-0x1(%rdi,%rax,1)
  mov    (%rbx),%rdx
  lea    (%rsi,%rax,1),%ecx
  movzbl (%rdx,%rax,1),%edx
  add    $0x1,%rax
  test   %dl,%dl
  jne    L47
L1:
  lea    0x1(%rcx),%esi
  add    $0x8,%rbx
  movslq %ecx,%rcx
  movb   $0x20,(%r8,%rcx,1)
  cmp    %r9,%rbx
  jne    L62
L41:
  add    $0x8,%rsp
  mov    %r8,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L5:
  mov    %rax,%rcx
  mov    $0x1,%esi
  jmp    L89
```

assistant: ```c
const char *cmdline_gen(const char *cmd, const char **args, int nargs) {
  int size = 0, i = 0, cursor = 0;
  char *cmdline = NULL;
  size += strlen(cmd);
  i = nargs;
  while (--i) {
    size += strlen(args[i]);
  }
  size += nargs + 2;
  cmdline = malloc(size);
  if (cmdline == NULL)
    return NULL;
  i = 0;
  while (cmd[i]) {
    cmdline[cursor++] = cmd[i++];
  }
  cmdline[cursor++] = ' ';
  while (--nargs) {
    i = 0;
    while ((*args)[i]) {
      cmdline[cursor++] = (*args)[i++];
    }
    cmdline[cursor++] = ' ';
    args++;
  }
  return cmdline;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<cmdline_gen>:
  endbr64
  push   %r15
  mov    %edx,%r15d
  push   %r14
  push   %r13
  mov    %rdi,%r13
  push   %r12
  mov    %r15d,%r12d
  push   %rbp
  push   %rbx
  mov    %rsi,%rbx
  sub    $0x8,%rsp
  call   <strlen@plt>
  mov    %eax,%r14d
  sub    $0x1,%r12d
  je     L74
  movslq %r12d,%rbp
  nop
L47:
  mov    (%rbx,%rbp,8),%rdi
  sub    $0x1,%rbp
  call   <strlen@plt>
  add    %eax,%r14d
  test   %ebp,%ebp
  jne    L47
L74:
  lea    0x2(%r14,%r15,1),%edi
  call   <malloc@plt>
  mov    %rax,%r8
  test   %rax,%rax
  je     L48
  movzbl 0x0(%r13),%edx
  test   %dl,%dl
  je     L57
  mov    $0x1,%eax
  nopl   0x0(%rax)
L26:
  mov    %dl,-0x1(%r8,%rax,1)
  mov    %eax,%esi
  mov    %rax,%rcx
  add    $0x1,%rax
  movzbl -0x1(%r13,%rax,1),%edx
  test   %dl,%dl
  jne    L26
  add    %r8,%rcx
  add    $0x1,%esi
L7:
  movb   $0x20,(%rcx)
  test   %r12d,%r12d
  je     L48
  mov    %r12d,%r12d
  lea    (%rbx,%r12,8),%r9
  nopl   (%rax)
L12:
  mov    (%rbx),%rax
  movslq %esi,%rdi
  mov    %esi,%ecx
  add    %r8,%rdi
  movzbl (%rax),%edx
  mov    $0x1,%eax
  test   %dl,%dl
  je     L79
  nopw   0x0(%rax,%rax,1)
L70:
  mov    %dl,-0x1(%rdi,%rax,1)
  mov    (%rbx),%rdx
  lea    (%rsi,%rax,1),%ecx
  movzbl (%rdx,%rax,1),%edx
  add    $0x1,%rax
  test   %dl,%dl
  jne    L70
L79:
  lea    0x1(%rcx),%esi
  add    $0x8,%rbx
  movslq %ecx,%rcx
  movb   $0x20,(%r8,%rcx,1)
  cmp    %r9,%rbx
  jne    L12
L48:
  add    $0x8,%rsp
  mov    %r8,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L57:
  mov    %rax,%rcx
  mov    $0x1,%esi
  jmp    L7
```

assistant: ```c
const char *cmdline_gen(const char *cmd, const char **args, int nargs) {
  int size = 0, i = 0, cursor = 0;
  char *cmdline = NULL;
  size += strlen(cmd);
  i = nargs;
  while (--i) {
    size += strlen(args[i]);
  }
  size += nargs + 2;
  cmdline = malloc(size);
  if (cmdline == NULL)
    return NULL;
  i = 0;
  while (cmd[i]) {
    cmdline[cursor++] = cmd[i++];
  }
  cmdline[cursor++] = ' ';
  while (--nargs) {
    i = 0;
    while ((*args)[i]) {
      cmdline[cursor++] = (*args)[i++];
    }
    cmdline[cursor++] = ' ';
    args++;
  }
  return cmdline;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<fcan>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %edi,-0x24(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %edx,%eax
  movsd  %xmm0,-0x38(%rbp)
  mov    %al,-0x28(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movq   $0x1,-0x10(%rbp)
  jmp    L88
L2:
  mov    -0x10(%rbp),%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rax
  movzbl (%rax),%eax
  cmp    $0x2d,%al
  jne    L16
  mov    -0x10(%rbp),%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  cmp    %al,-0x28(%rbp)
  jne    L16
  mov    -0x10(%rbp),%rdx
  mov    -0x24(%rbp),%eax
  mov    %rdx,%rsi
  mov    %eax,%edi
  call   <argdel@plt>
  mov    -0x10(%rbp),%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  cmp    $0x2,%rax
  jne    L12
  addq   $0x1,-0x10(%rbp)
  mov    -0x24(%rbp),%eax
  cltq
  cmp    %rax,-0x10(%rbp)
  jge    L96
  mov    -0x10(%rbp),%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rax
  lea    -0x18(%rbp),%rdx
  lea    D4(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <sscanf@plt>
  cmp    $0x1,%eax
  jne    L96
  mov    -0x10(%rbp),%rdx
  mov    -0x24(%rbp),%eax
  mov    %rdx,%rsi
  mov    %eax,%edi
  call   <argdel@plt>
  movsd  -0x18(%rbp),%xmm0
  jmp    L39
L12:
  mov    -0x10(%rbp),%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rax
  lea    0x2(%rax),%rcx
  lea    -0x18(%rbp),%rax
  mov    %rax,%rdx
  lea    D4(%rip),%rax
  mov    %rax,%rsi
  mov    %rcx,%rdi
  call   <sscanf@plt>
  cmp    $0x1,%eax
  jne    L96
  movsd  -0x18(%rbp),%xmm0
  jmp    L39
L96:
  mov    -0x30(%rbp),%rax
  mov    (%rax),%rax
  mov    %rax,%rdi
  call   <usage@plt>
L16:
  addq   $0x1,-0x10(%rbp)
L88:
  mov    -0x24(%rbp),%eax
  cltq
  cmp    %rax,-0x10(%rbp)
  jl     L2
  movsd  -0x38(%rbp),%xmm0
L39:
  movq   %xmm0,%rax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L42
  call   <__stack_chk_fail@plt>
L42:
  movq   %rax,%xmm0
  leave
  ret
```

tool_calls: name: read_data
arguments: data_label: D4
type: string

tool: D4: %lf

assistant: ```c
double fcan(int argc, char *argv[], char c, double fdef) {
  long i;
  double fval;
  for (i = 1; i < argc; i++) {
    if (argv[i][0] == '-' && argv[i][1] == c) {
      argdel(argc, i);
      if ((long)strlen(argv[i]) == 2) {
        if (++i < argc)
          if (sscanf(argv[i], "%lf", &fval) == 1) {
            argdel(argc, i);
            return fval;
          }
      } else if (sscanf(argv[i] + 2, "%lf", &fval) == 1)
        return fval;
      usage(argv[0]);
    }
  }
  return fdef;
}
```