ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<main>:
  endbr64
  sub    $0x78,%rsp
  xor    %ecx,%ecx
  mov    $0x64,%edx
  xor    %edi,%edi
  mov    %fs:0x28,%rax
  mov    %rax,0x68(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rsi
  call   <pread@plt>
  mov    $0x6f,%edx
  cmp    $0xffffffff,%eax
  mov    $0x0,%eax
  cmove  %edx,%eax
  mov    0x68(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L7
  add    $0x78,%rsp
  ret
L7:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int main() {
  char buf[100];
  if (pread(0, buf, sizeof(buf), 0) == -1)
    return 111;
  return 0;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<f>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x4(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %rdx,-0x18(%rbp)
  jmp    L17
L12:
  mov    -0x18(%rbp),%rax
  lea    0x8(%rax),%rdx
  mov    %rdx,-0x18(%rbp)
  movsd  (%rax),%xmm1
  mov    -0x10(%rbp),%rax
  lea    0x8(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  movsd  (%rax),%xmm0
  addsd  %xmm1,%xmm0
  movsd  %xmm0,(%rax)
L17:
  mov    -0x4(%rbp),%eax
  lea    -0x1(%rax),%edx
  mov    %edx,-0x4(%rbp)
  test   %eax,%eax
  jg     L12
  nop
  nop
  pop    %rbp
  ret
```

assistant: ```c
void f(int n, double *a, double *b) {

#pragma ivdep

  while (n-- > 0) {
    *a++ += *b++;
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<f>:
  endbr64
  test   %edi,%edi
  jle    L9
  mov    %edi,%edi
  mov    $0x0,%eax
L19:
  movsd  (%rsi,%rax,8),%xmm0
  addsd  (%rdx,%rax,8),%xmm0
  movsd  %xmm0,(%rsi,%rax,8)
  add    $0x1,%rax
  cmp    %rdi,%rax
  jne    L19
L9:
  ret
```

assistant: ```c
void f(int n, double *a, double *b) {

#pragma ivdep

  while (n-- > 0) {
    *a++ += *b++;
  }
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<f>:
  endbr64
  test   %edi,%edi
  jle    L0
  movslq %edi,%rdi
  xor    %eax,%eax
  nopl   (%rax)
L8:
  movsd  (%rsi,%rax,8),%xmm0
  addsd  (%rdx,%rax,8),%xmm0
  movsd  %xmm0,(%rsi,%rax,8)
  add    $0x1,%rax
  cmp    %rdi,%rax
  jne    L8
L0:
  ret
```

assistant: ```c
void f(int n, double *a, double *b) {

#pragma ivdep

  while (n-- > 0) {
    *a++ += *b++;
  }
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<f>:
  endbr64
  mov    %edi,%r8d
  mov    %rsi,%rcx
  lea    -0x1(%rdi),%eax
  test   %edi,%edi
  jle    L27
  lea    0x8(%rdx),%rsi
  cmp    %rsi,%rcx
  je     L42
  cmp    $0x1,%eax
  jbe    L42
  mov    %edi,%esi
  xor    %eax,%eax
  shr    %esi
  shl    $0x4,%rsi
  nopl   0x0(%rax)
L39:
  movupd (%rdx,%rax,1),%xmm0
  movupd (%rcx,%rax,1),%xmm1
  addpd  %xmm1,%xmm0
  movups %xmm0,(%rcx,%rax,1)
  add    $0x10,%rax
  cmp    %rax,%rsi
  jne    L39
  mov    %r8d,%edi
  and    $0xfffffffe,%edi
  mov    %edi,%eax
  shl    $0x3,%rax
  add    %rax,%rcx
  add    %rdx,%rax
  cmp    %edi,%r8d
  je     L27
  movsd  (%rcx),%xmm0
  addsd  (%rax),%xmm0
  movsd  %xmm0,(%rcx)
  ret
  nop
L42:
  movslq %r8d,%rsi
  xor    %eax,%eax
  nopl   (%rax)
L12:
  movsd  (%rcx,%rax,8),%xmm0
  addsd  (%rdx,%rax,8),%xmm0
  movsd  %xmm0,(%rcx,%rax,8)
  add    $0x1,%rax
  cmp    %rax,%rsi
  jne    L12
L27:
  ret
```

assistant: ```c
void f(int n, double *a, double *b) {

#pragma ivdep

  while (n-- > 0) {
    *a++ += *b++;
  }
}
```
user: Translate the below assembly code into C programming language:

```asm
<gfx_alloc>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  cmpq   $0x1,-0x20(%rbp)
  jne    L12
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <malloc@plt>
  jmp    L40
L12:
  mov    -0x20(%rbp),%rax
  sub    $0x1,%rax
  and    -0x20(%rbp),%rax
  test   %rax,%rax
  jne    L52
  cmpq   $0x7,-0x20(%rbp)
  ja     L52
  movq   $0x8,-0x20(%rbp)
L52:
  mov    -0x18(%rbp),%rdx
  mov    -0x20(%rbp),%rcx
  lea    -0x10(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <posix_memalign@plt>
  test   %rax,%rax
  je     L5
  mov    $0x0,%eax
  jmp    L40
L5:
  mov    -0x10(%rbp),%rax
L40:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L69
  call   <__stack_chk_fail@plt>
L69:
  leave
  ret
```

assistant: ```c
void *gfx_alloc(size_t size, size_t align) {
  if (align == 1) {
    return malloc(size);
  }
  if (!(align & (align - 1)) && align < sizeof(void *)) {
    align = sizeof(void *);
  }
  void *allocated;
  if (posix_memalign(&allocated, align, size) != 0) {
    return 0;
  }
  return allocated;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<gfx_alloc>:
  endbr64
  sub    $0x18,%rsp
  mov    %rdi,%rdx
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  cmp    $0x1,%rsi
  je     L0
  lea    -0x1(%rsi),%rcx
  mov    $0x8,%eax
  cmp    %rax,%rsi
  cmovae %rsi,%rax
  test   %rsi,%rcx
  cmove  %rax,%rsi
  mov    %rsp,%rdi
  call   <posix_memalign@plt>
  test   %rax,%rax
  mov    $0x0,%eax
  cmove  (%rsp),%rax
L28:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L11
  add    $0x18,%rsp
  ret
L0:
  call   <malloc@plt>
  jmp    L28
L11:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void *gfx_alloc(size_t size, size_t align) {
  if (align == 1) {
    return malloc(size);
  }
  if (!(align & (align - 1)) && align < sizeof(void *)) {
    align = sizeof(void *);
  }
  void *allocated;
  if (posix_memalign(&allocated, align, size) != 0) {
    return 0;
  }
  return allocated;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<gfx_alloc>:
  endbr64
  sub    $0x18,%rsp
  mov    %rdi,%rdx
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  cmp    $0x1,%rsi
  je     L14
  mov    $0x8,%eax
  lea    -0x1(%rsi),%rcx
  mov    %rsp,%rdi
  cmp    %rax,%rsi
  cmovae %rsi,%rax
  test   %rsi,%rcx
  cmove  %rax,%rsi
  call   <posix_memalign@plt>
  test   %rax,%rax
  mov    $0x0,%eax
  cmove  (%rsp),%rax
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L12
  add    $0x18,%rsp
  ret
  nopw   0x0(%rax,%rax,1)
L14:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L12
  add    $0x18,%rsp
  jmp    1080 <malloc@plt>
L12:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void *gfx_alloc(size_t size, size_t align) {
  if (align == 1) {
    return malloc(size);
  }
  if (!(align & (align - 1)) && align < sizeof(void *)) {
    align = sizeof(void *);
  }
  void *allocated;
  if (posix_memalign(&allocated, align, size) != 0) {
    return 0;
  }
  return allocated;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<gfx_alloc>:
  endbr64
  sub    $0x18,%rsp
  mov    %rdi,%rdx
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  cmp    $0x1,%rsi
  je     L18
  mov    $0x8,%eax
  lea    -0x1(%rsi),%rcx
  mov    %rsp,%rdi
  cmp    %rax,%rsi
  cmovae %rsi,%rax
  test   %rsi,%rcx
  cmove  %rax,%rsi
  call   <posix_memalign@plt>
  test   %rax,%rax
  mov    $0x0,%eax
  cmove  (%rsp),%rax
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L3
  add    $0x18,%rsp
  ret
  nopw   0x0(%rax,%rax,1)
L18:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L3
  add    $0x18,%rsp
  jmp    1080 <malloc@plt>
L3:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void *gfx_alloc(size_t size, size_t align) {
  if (align == 1) {
    return malloc(size);
  }
  if (!(align & (align - 1)) && align < sizeof(void *)) {
    align = sizeof(void *);
  }
  void *allocated;
  if (posix_memalign(&allocated, align, size) != 0) {
    return 0;
  }
  return allocated;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<print_sta_list_usage>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  lea    D0(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  nop
  pop    %rbp
  ret
```

tool_calls: name: unpack_data
arguments: label: D0
type_infered: string

tool: D0: 
Usage : sta_list


assistant: ```c
void print_sta_list_usage(void) {
  printf("\nUsage : sta_list\n");
  return;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<print_sta_list_usage>:
  endbr64
  sub    $0x8,%rsp
  lea    D8(%rip),%rdi
  call   <printf@plt>
  add    $0x8,%rsp
  ret
```

tool_calls: name: retrieve_data
arguments: data_label: D8
type_guessed: string

tool: D8: 
Usage : sta_list


assistant: ```c
void print_sta_list_usage(void) {
  printf("\nUsage : sta_list\n");
  return;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<print_sta_list_usage>:
  endbr64
  lea    D8(%rip),%rdi
  jmp    1050 <printf@plt>
```

tool_calls: name: parse_data
arguments: tag: D8
type: string

tool: D8: 
Usage : sta_list


assistant: ```c
void print_sta_list_usage(void) {
  printf("\nUsage : sta_list\n");
  return;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<print_sta_list_usage>:
  endbr64
  lea    D3(%rip),%rdi
  jmp    1050 <printf@plt>
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D3
type_guessed: string

tool: D3: 
Usage : sta_list


assistant: ```c
void print_sta_list_usage(void) {
  printf("\nUsage : sta_list\n");
  return;
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<fps_maximum>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  mov    %al,-0x9(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  jmp    L3
L14:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    %al,-0x9(%rbp)
  jae    L7
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  mov    %al,-0x9(%rbp)
L7:
  addq   $0x1,-0x8(%rbp)
L3:
  mov    -0x18(%rbp),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  cmp    %rax,-0x8(%rbp)
  jb     L14
  movzbl -0x9(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
unsigned char fps_maximum(unsigned char *p, unsigned long len) {
  unsigned char *q, c = *p;
  for (q = p; q < p + len; q++)
    if (*q > c)
      c = *q;
  return c;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<fps_maximum>:
  endbr64
  movzbl (%rdi),%eax
  add    %rdi,%rsi
  cmp    %rsi,%rdi
  jae    L1
L0:
  movzbl (%rdi),%edx
  cmp    %dl,%al
  cmovb  %edx,%eax
  add    $0x1,%rdi
  cmp    %rsi,%rdi
  jne    L0
L1:
  ret
```

assistant: ```c
unsigned char fps_maximum(unsigned char *p, unsigned long len) {
  unsigned char *q, c = *p;
  for (q = p; q < p + len; q++)
    if (*q > c)
      c = *q;
  return c;
}
```
user: Translate the below assembly code into C programming language:

```asm
<fps_maximum>:
  endbr64
  add    %rdi,%rsi
  movzbl (%rdi),%eax
  cmp    %rsi,%rdi
  jae    L7
  mov    %eax,%edx
  jmp    L20
  nopl   0x0(%rax,%rax,1)
L4:
  movzbl (%rdi),%edx
L20:
  cmp    %dl,%al
  cmovb  %edx,%eax
  add    $0x1,%rdi
  cmp    %rsi,%rdi
  jne    L4
L7:
  ret
```

assistant: ```c
unsigned char fps_maximum(unsigned char *p, unsigned long len) {
  unsigned char *q, c = *p;
  for (q = p; q < p + len; q++)
    if (*q > c)
      c = *q;
  return c;
}
```
user: Translate the below assembly code into C programming language:

```asm
<fps_maximum>:
  endbr64
  lea    (%rdi,%rsi,1),%rcx
  movzbl (%rdi),%eax
  cmp    %rcx,%rdi
  jae    L65
  lea    -0x1(%rsi),%r8
  mov    %rdi,%rdx
  cmp    $0xe,%r8
  jbe    L57
  movd   %eax,%xmm0
  mov    %rsi,%rax
  punpcklbw %xmm0,%xmm0
  and    $0xfffffffffffffff0,%rax
  punpcklwd %xmm0,%xmm0
  add    %rdi,%rax
  pshufd $0x0,%xmm0,%xmm0
L60:
  movdqu (%rdx),%xmm2
  add    $0x10,%rdx
  pmaxub %xmm2,%xmm0
  cmp    %rax,%rdx
  jne    L60
  movdqa %xmm0,%xmm1
  mov    %rsi,%rdx
  psrldq $0x8,%xmm1
  and    $0xfffffffffffffff0,%rdx
  pmaxub %xmm1,%xmm0
  lea    (%rdi,%rdx,1),%r8
  movdqa %xmm0,%xmm1
  psrldq $0x4,%xmm1
  pmaxub %xmm1,%xmm0
  movdqa %xmm0,%xmm1
  psrldq $0x2,%xmm1
  pmaxub %xmm1,%xmm0
  movdqa %xmm0,%xmm1
  psrldq $0x1,%xmm1
  pmaxub %xmm1,%xmm0
  movd   %xmm0,%eax
  cmp    %rdx,%rsi
  je     L14
L46:
  sub    %rdx,%rsi
  lea    -0x1(%rsi),%r9
  cmp    $0x6,%r9
  jbe    L90
  movq   (%rdi,%rdx,1),%xmm0
  mov    %eax,%edx
  movzbl %al,%edi
  shl    $0x8,%edx
  or     %edi,%edx
  movd   %edx,%xmm3
  pshuflw $0x0,%xmm3,%xmm1
  pmaxub %xmm1,%xmm0
  movq   %xmm0,%rax
  movzbl %ah,%edi
  mov    %eax,%edx
  cmp    %dil,%al
  cmovb  %edi,%edx
  movq   %xmm0,%rdi
  shr    $0x10,%rdi
  cmp    %dil,%dl
  cmovb  %edi,%edx
  movq   %xmm0,%rdi
  shr    $0x18,%rdi
  cmp    %dil,%dl
  cmovb  %edi,%edx
  movq   %xmm0,%rdi
  shr    $0x20,%rdi
  cmp    %dil,%dl
  cmovb  %edi,%edx
  movq   %xmm0,%rdi
  shr    $0x28,%rdi
  cmp    %dil,%dl
  cmovb  %edi,%edx
  movq   %xmm0,%rdi
  shr    $0x30,%rdi
  cmp    %dil,%dl
  cmovb  %edi,%edx
  shr    $0x38,%rax
  cmp    %al,%dl
  cmovae %edx,%eax
  mov    %rsi,%rdx
  and    $0xfffffffffffffff8,%rdx
  add    %rdx,%r8
  cmp    %rdx,%rsi
  je     L65
L90:
  movzbl (%r8),%edx
  cmp    %dl,%al
  cmovb  %edx,%eax
  lea    0x1(%r8),%rdx
  cmp    %rdx,%rcx
  jbe    L65
  movzbl 0x1(%r8),%edx
  cmp    %dl,%al
  cmovb  %edx,%eax
  lea    0x2(%r8),%rdx
  cmp    %rdx,%rcx
  jbe    L65
  movzbl 0x2(%r8),%edx
  cmp    %dl,%al
  cmovb  %edx,%eax
  lea    0x3(%r8),%rdx
  cmp    %rdx,%rcx
  jbe    L65
  movzbl 0x3(%r8),%edx
  cmp    %dl,%al
  cmovb  %edx,%eax
  lea    0x4(%r8),%rdx
  cmp    %rdx,%rcx
  jbe    L65
  movzbl 0x4(%r8),%edx
  cmp    %dl,%al
  cmovb  %edx,%eax
  lea    0x5(%r8),%rdx
  cmp    %rdx,%rcx
  jbe    L65
  movzbl 0x5(%r8),%edx
  cmp    %dl,%al
  cmovb  %edx,%eax
  lea    0x6(%r8),%rdx
  cmp    %rdx,%rcx
  jbe    L65
  movzbl 0x6(%r8),%edx
  cmp    %dl,%al
  cmovb  %edx,%eax
L65:
  ret
L57:
  mov    %rdi,%r8
  xor    %edx,%edx
  jmp    L46
L14:
  ret
```

assistant: ```c
unsigned char fps_maximum(unsigned char *p, unsigned long len) {
  unsigned char *q, c = *p;
  for (q = p; q < p + len; q++)
    if (*q > c)
      c = *q;
  return c;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<timegm>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x130,%rsp
  mov    %rdi,-0x128(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    D8(%rip),%rax
  mov    %rax,%rdi
  call   <getenv@plt>
  mov    %rax,-0x118(%rbp)
  lea    D13(%rip),%rax
  mov    %rax,%rdi
  call   <putenv@plt>
  mov    $0x0,%eax
  call   <tzset@plt>
  mov    -0x128(%rbp),%rax
  mov    %rax,%rdi
  call   <mktime@plt>
  mov    %eax,-0x11c(%rbp)
  cmpq   $0x0,-0x118(%rbp)
  je     L9
  mov    -0x118(%rbp),%rdx
  lea    -0x110(%rbp),%rax
  mov    %rdx,%rcx
  lea    D26(%rip),%rdx
  mov    $0x100,%esi
  mov    %rax,%rdi
  call   <snprintf@plt>
  mov    -0x118(%rbp),%rax
  mov    %rax,%rdi
  call   <putenv@plt>
  jmp    L24
L9:
  lea    D8(%rip),%rax
  mov    %rax,%rdi
  call   <putenv@plt>
L24:
  mov    $0x0,%eax
  call   <tzset@plt>
  mov    -0x11c(%rbp),%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L22
  call   <__stack_chk_fail@plt>
L22:
  leave
  ret
```

tool_calls: name: extract_symbolic_data
arguments: label: D8
type_infered: string
name: extract_symbolic_data
arguments: label: D13
type_infered: string
name: extract_symbolic_data
arguments: label: D26
type_infered: string

tool: D8: TZ

tool: D13: TZ=

tool: D26: TZ=%s

assistant: ```c
time_t timegm(struct tm *tm) {
  time_t ret;
  char *tz;
  tz = getenv("TZ");
  putenv((char *)"TZ=");
  tzset();
  ret = mktime(tm);
  if (tz) {
    char buf[256];
    snprintf(buf, sizeof(buf), "TZ=%s", tz);
    putenv(tz);
  } else
    putenv((char *)"TZ");
  tzset();
  return ret;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<timegm>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x118,%rsp
  mov    %rdi,%rbp
  mov    %fs:0x28,%rax
  mov    %rax,0x108(%rsp)
  xor    %eax,%eax
  lea    D22(%rip),%rdi
  call   <getenv@plt>
  mov    %rax,%rbx
  lea    D25(%rip),%rdi
  call   <putenv@plt>
  mov    $0x0,%eax
  call   <tzset@plt>
  mov    %rbp,%rdi
  call   <mktime@plt>
  mov    %eax,%ebp
  test   %rbx,%rbx
  je     L18
  mov    %rsp,%rdi
  mov    %rbx,%rcx
  lea    D18(%rip),%rdx
  mov    $0x100,%esi
  call   <snprintf@plt>
  mov    %rbx,%rdi
  call   <putenv@plt>
L24:
  mov    $0x0,%eax
  call   <tzset@plt>
  mov    0x108(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L16
  mov    %ebp,%eax
  add    $0x118,%rsp
  pop    %rbx
  pop    %rbp
  ret
L18:
  lea    D22(%rip),%rdi
  call   <putenv@plt>
  jmp    L24
L16:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: data_tag: D22
data_type: string
name: parse_data
arguments: data_tag: D25
data_type: string
name: parse_data
arguments: data_tag: D18
data_type: string

tool: D22: TZ

tool: D25: TZ=

tool: D18: TZ=%s

assistant: ```c
time_t timegm(struct tm *tm) {
  time_t ret;
  char *tz;
  tz = getenv("TZ");
  putenv((char *)"TZ=");
  tzset();
  ret = mktime(tm);
  if (tz) {
    char buf[256];
    snprintf(buf, sizeof(buf), "TZ=%s", tz);
    putenv(tz);
  } else
    putenv((char *)"TZ");
  tzset();
  return ret;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<timegm>:
  endbr64
  push   %r13
  lea    D24(%rip),%r13
  push   %r12
  mov    %rdi,%r12
  mov    %r13,%rdi
  push   %rbp
  sub    $0x110,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x108(%rsp)
  xor    %eax,%eax
  call   <getenv@plt>
  lea    D28(%rip),%rdi
  mov    %rax,%rbp
  call   <putenv@plt>
  xor    %eax,%eax
  call   <tzset@plt>
  mov    %r12,%rdi
  call   <mktime@plt>
  mov    %eax,%r12d
  test   %rbp,%rbp
  je     L16
  mov    %rsp,%rdi
  mov    %rbp,%rcx
  mov    $0x100,%esi
  lea    D16(%rip),%rdx
  call   <snprintf@plt>
  mov    %rbp,%rdi
  call   <putenv@plt>
L13:
  xor    %eax,%eax
  call   <tzset@plt>
  mov    0x108(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L28
  add    $0x110,%rsp
  mov    %r12d,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax)
L16:
  mov    %r13,%rdi
  call   <putenv@plt>
  jmp    L13
L28:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: label: D24
data_type: string
name: read_data
arguments: label: D28
data_type: string
name: read_data
arguments: label: D16
data_type: string

tool: D24: TZ

tool: D28: TZ=

tool: D16: TZ=%s

assistant: ```c
time_t timegm(struct tm *tm) {
  time_t ret;
  char *tz;
  tz = getenv("TZ");
  putenv((char *)"TZ=");
  tzset();
  ret = mktime(tm);
  if (tz) {
    char buf[256];
    snprintf(buf, sizeof(buf), "TZ=%s", tz);
    putenv(tz);
  } else
    putenv((char *)"TZ");
  tzset();
  return ret;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<timegm>:
  endbr64
  push   %r13
  lea    D2(%rip),%r13
  push   %r12
  mov    %rdi,%r12
  mov    %r13,%rdi
  push   %rbp
  sub    $0x110,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x108(%rsp)
  xor    %eax,%eax
  call   <getenv@plt>
  lea    D7(%rip),%rdi
  mov    %rax,%rbp
  call   <putenv@plt>
  xor    %eax,%eax
  call   <tzset@plt>
  mov    %r12,%rdi
  call   <mktime@plt>
  mov    %eax,%r12d
  test   %rbp,%rbp
  je     L19
  mov    %rsp,%rdi
  mov    %rbp,%rcx
  mov    $0x100,%esi
  lea    D8(%rip),%rdx
  call   <snprintf@plt>
  mov    %rbp,%rdi
  call   <putenv@plt>
L29:
  xor    %eax,%eax
  call   <tzset@plt>
  mov    0x108(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L26
  add    $0x110,%rsp
  mov    %r12d,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax)
L19:
  mov    %r13,%rdi
  call   <putenv@plt>
  jmp    L29
L26:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: label: D2
type_guessed: string
name: unpack_data
arguments: label: D7
type_guessed: string
name: unpack_data
arguments: label: D8
type_guessed: string

tool: D2: TZ

tool: D7: TZ=

tool: D8: TZ=%s

assistant: ```c
time_t timegm(struct tm *tm) {
  time_t ret;
  char *tz;
  tz = getenv("TZ");
  putenv((char *)"TZ=");
  tzset();
  ret = mktime(tm);
  if (tz) {
    char buf[256];
    snprintf(buf, sizeof(buf), "TZ=%s", tz);
    putenv(tz);
  } else
    putenv((char *)"TZ");
  tzset();
  return ret;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<assign_string>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %rdx,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  mov    -0x10(%rbp),%rdx
  mov    %rdx,(%rax)
  mov    $0x0,%eax
  pop    %rbp
  ret
```

assistant: ```c
int assign_string(char *opt, char *optarg, void *arg) {
  *((char **)arg) = optarg;
  return 0;
}
```
user: What is the c source code of the assembly code below:

```asm
<assign_string>:
  endbr64
  mov    %rsi,(%rdx)
  mov    $0x0,%eax
  ret
```

assistant: ```c
int assign_string(char *opt, char *optarg, void *arg) {
  *((char **)arg) = optarg;
  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
<assign_string>:
  endbr64
  mov    %rsi,(%rdx)
  xor    %eax,%eax
  ret
```

assistant: ```c
int assign_string(char *opt, char *optarg, void *arg) {
  *((char **)arg) = optarg;
  return 0;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<assign_string>:
  endbr64
  mov    %rsi,(%rdx)
  xor    %eax,%eax
  ret
```

assistant: ```c
int assign_string(char *opt, char *optarg, void *arg) {
  *((char **)arg) = optarg;
  return 0;
}
```
user: 下面的汇编指令对应的C源代码是什么:

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

assistant: ```c
int main(int argc, char **argv) {
  f();
  f_data();
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

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

assistant: ```c
int main(int argc, char **argv) {
  f();
  f_data();
  return 0;
}
```
user: What is the c source code of the assembly code below:

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

assistant: ```c
int main(int argc, char **argv) {
  f();
  f_data();
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

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

assistant: ```c
int main(int argc, char **argv) {
  f();
  f_data();
  return 0;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<osn_change_state>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    -0x18(%rbp),%rax
  cmp    -0x20(%rbp),%rax
  je     L8
  mov    -0x20(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <ons_get_common_parent_state@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x20(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <osn_exit_state@plt>
  mov    -0x18(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <osn_enter_state@plt>
L8:
  nop
  leave
  ret
```

assistant: ```c
void osn_change_state(struct tag_osn_state *new_state, struct tag_osn_state *old_state) {
  if (new_state != old_state) {
    struct tag_osn_state *parent_state;
    parent_state = ons_get_common_parent_state(new_state, old_state);
    osn_exit_state(parent_state, old_state);
    osn_enter_state(parent_state, new_state);
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<osn_change_state>:
  endbr64
  cmp    %rsi,%rdi
  je     L5
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  mov    %rsi,%rbp
  call   <ons_get_common_parent_state@plt>
  mov    %rax,%r12
  mov    %rbp,%rsi
  mov    %rax,%rdi
  call   <osn_exit_state@plt>
  mov    %rbx,%rsi
  mov    %r12,%rdi
  call   <osn_enter_state@plt>
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L5:
  ret
```

assistant: ```c
void osn_change_state(struct tag_osn_state *new_state, struct tag_osn_state *old_state) {
  if (new_state != old_state) {
    struct tag_osn_state *parent_state;
    parent_state = ons_get_common_parent_state(new_state, old_state);
    osn_exit_state(parent_state, old_state);
    osn_enter_state(parent_state, new_state);
  }
}
```