ylfeng/ReF-Decompile-dataset huggingface dataset:
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<yasm__fatal>:
  endbr64
  push   %r12
  xor    %r12d,%r12d
  mov    %rdi,%rsi
  push   %rbp
  mov    %rdi,%rbp
  mov    %r12d,%edi
  sub    $0x8,%rsp
  call   <va_start@plt>
  mov    %r12d,%esi
  mov    %rbp,%rdi
  call   <yasm_fatal@plt>
  mov    %r12d,%edi
  call   <va_end@plt>
  add    $0x8,%rsp
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
void yasm__fatal(const char *message, ...) {
  va_list va;
  va_start(va, message);
  yasm_fatal(message, va);
  va_end(va);
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<yasm__fatal>:
  endbr64
  push   %r12
  xor    %r12d,%r12d
  mov    %rdi,%rsi
  push   %rbp
  mov    %rdi,%rbp
  mov    %r12d,%edi
  sub    $0x8,%rsp
  call   <va_start@plt>
  mov    %r12d,%esi
  mov    %rbp,%rdi
  call   <yasm_fatal@plt>
  mov    %r12d,%edi
  call   <va_end@plt>
  add    $0x8,%rsp
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
void yasm__fatal(const char *message, ...) {
  va_list va;
  va_start(va, message);
  yasm_fatal(message, va);
  va_end(va);
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<search_next_tag>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  movq   $0x0,-0x8(%rbp)
  jmp    L68
L59:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x3c,%al
  jne    L38
  mov    -0x18(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  jmp    L19
L38:
  addq   $0x1,-0x18(%rbp)
L68:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L59
L19:
  jmp    L47
L23:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x3e,%al
  jne    L77
  mov    -0x20(%rbp),%rax
  mov    -0x8(%rbp),%rdx
  mov    %rdx,(%rax)
  mov    -0x28(%rbp),%rax
  mov    -0x18(%rbp),%rdx
  mov    %rdx,(%rax)
  mov    $0x0,%eax
  jmp    L45
L77:
  addq   $0x1,-0x18(%rbp)
L47:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L23
  mov    $0xffffffff,%eax
L45:
  pop    %rbp
  ret
```

assistant: ```c
int search_next_tag(const char *s, const char **beginp, const char **endp) {
  const char *beg = NULL;
  for (; *s != 0; s++) {
    if (*s == '<') {
      beg = s;
      break;
    }
  }
  for (; *s != 0; s++) {
    if (*s == '>') {
      *beginp = beg;
      *endp = s;
      return 0;
    }
  }
  return -1;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<search_next_tag>:
  endbr64
  movzbl (%rdi),%eax
  test   %al,%al
  je     L42
L49:
  cmp    $0x3c,%al
  je     L28
  add    $0x1,%rdi
  movzbl (%rdi),%eax
  test   %al,%al
  jne    L49
  mov    $0xffffffff,%eax
  ret
L18:
  mov    %rdi,(%rsi)
  mov    %rcx,(%rdx)
  mov    $0x0,%eax
  ret
L28:
  movzbl (%rdi),%eax
  test   %al,%al
  je     L21
  mov    %rdi,%rcx
L10:
  cmp    $0x3e,%al
  je     L18
  add    $0x1,%rcx
  movzbl (%rcx),%eax
  test   %al,%al
  jne    L10
  mov    $0xffffffff,%eax
  ret
L21:
  mov    $0xffffffff,%eax
  ret
L42:
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int search_next_tag(const char *s, const char **beginp, const char **endp) {
  const char *beg = NULL;
  for (; *s != 0; s++) {
    if (*s == '<') {
      beg = s;
      break;
    }
  }
  for (; *s != 0; s++) {
    if (*s == '>') {
      *beginp = beg;
      *endp = s;
      return 0;
    }
  }
  return -1;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<search_next_tag>:
  endbr64
  movzbl (%rdi),%eax
  test   %al,%al
  jne    L23
  jmp    L28
  nopl   (%rax)
L32:
  movzbl 0x1(%rdi),%eax
  add    $0x1,%rdi
  test   %al,%al
  je     L28
L23:
  cmp    $0x3c,%al
  jne    L32
  movzbl (%rdi),%eax
  test   %al,%al
  je     L28
  mov    %rdi,%rcx
  jmp    L6
  nopl   0x0(%rax)
L15:
  movzbl 0x1(%rcx),%eax
  add    $0x1,%rcx
  test   %al,%al
  je     L28
L6:
  cmp    $0x3e,%al
  jne    L15
  mov    %rdi,(%rsi)
  xor    %eax,%eax
  mov    %rcx,(%rdx)
  ret
  nopl   0x0(%rax)
L28:
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int search_next_tag(const char *s, const char **beginp, const char **endp) {
  const char *beg = NULL;
  for (; *s != 0; s++) {
    if (*s == '<') {
      beg = s;
      break;
    }
  }
  for (; *s != 0; s++) {
    if (*s == '>') {
      *beginp = beg;
      *endp = s;
      return 0;
    }
  }
  return -1;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<search_next_tag>:
  endbr64
  movzbl (%rdi),%eax
  test   %al,%al
  jne    L9
  jmp    L12
  nopl   (%rax)
L48:
  movzbl 0x1(%rdi),%eax
  add    $0x1,%rdi
  test   %al,%al
  je     L12
L9:
  cmp    $0x3c,%al
  jne    L48
  mov    %rdi,%rax
  nopl   0x0(%rax,%rax,1)
L27:
  movzbl 0x1(%rax),%ecx
  add    $0x1,%rax
  test   %cl,%cl
  je     L12
  cmp    $0x3e,%cl
  jne    L27
  mov    %rdi,(%rsi)
  mov    %rax,(%rdx)
  xor    %eax,%eax
  ret
  nopw   0x0(%rax,%rax,1)
L12:
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int search_next_tag(const char *s, const char **beginp, const char **endp) {
  const char *beg = NULL;
  for (; *s != 0; s++) {
    if (*s == '<') {
      beg = s;
      break;
    }
  }
  for (; *s != 0; s++) {
    if (*s == '>') {
      *beginp = beg;
      *endp = s;
      return 0;
    }
  }
  return -1;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  movl   $0xa,-0xc(%rbp)
  movl   $0x14,-0x8(%rbp)
  mov    -0xc(%rbp),%eax
  cmp    -0x8(%rbp),%eax
  jge    L23
  lea    D21(%rip),%rax
  jmp    L20
L23:
  lea    D2(%rip),%rax
L20:
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0xc(%rbp),%eax
  cmp    -0x8(%rbp),%eax
  jge    L8
  mov    $0xa,%eax
  jmp    L10
L8:
  mov    $0xfffffff6,%eax
L10:
  mov    %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  mov    %eax,%esi
  lea    D20(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0x0,%eax
  leave
  ret
```

tool_calls: name: read_data
arguments: tag: D21
type: string
name: read_data
arguments: tag: D2
type: string
name: read_data
arguments: tag: D20
type: string

tool: D21: sim


tool: D2: nao


tool: D20: %i


assistant: ```c
int main() {
  int num1 = 10;
  int num2 = 20;
  printf(num1 < num2 ? "sim\n" : "nao\n");
  int resposta = num1 < num2 ? 10 : -10;
  printf("%i\n", resposta);
}
```
user: What is the c source code of the assembly code below:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  lea    D2(%rip),%rdi
  call   <puts@plt>
  mov    $0xa,%esi
  lea    D4(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0x0,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: read_data
arguments: data_tag: D2
type: string
name: read_data
arguments: data_tag: D4
type: string

tool: D2: sim

tool: D4: %i


assistant: ```c
int main() {
  int num1 = 10;
  int num2 = 20;
  printf(num1 < num2 ? "sim\n" : "nao\n");
  int resposta = num1 < num2 ? 10 : -10;
  printf("%i\n", resposta);
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  lea    D8(%rip),%rdi
  call   <puts@plt>
  mov    $0xa,%esi
  lea    D17(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: retrieve_data
arguments: data_tag: D8
data_type: string
name: retrieve_data
arguments: data_tag: D17
data_type: string

tool: D8: sim

tool: D17: %i


assistant: ```c
int main() {
  int num1 = 10;
  int num2 = 20;
  printf(num1 < num2 ? "sim\n" : "nao\n");
  int resposta = num1 < num2 ? 10 : -10;
  printf("%i\n", resposta);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  lea    D17(%rip),%rdi
  call   <puts@plt>
  mov    $0xa,%esi
  lea    D4(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: retrieve_data
arguments: label: D17
type_guessed: string
name: retrieve_data
arguments: label: D4
type_guessed: string

tool: D17: sim

tool: D4: %i


assistant: ```c
int main() {
  int num1 = 10;
  int num2 = 20;
  printf(num1 < num2 ? "sim\n" : "nao\n");
  int resposta = num1 < num2 ? 10 : -10;
  printf("%i\n", resposta);
}
```
user: What is the c source code of the assembly code below:

```asm
<tui_wait_for_any_key>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  nop
L4:
  mov    $0x0,%eax
  call   <tui_getk@plt>
  test   %rax,%rax
  jne    L4
  jmp    L21
L12:
  mov    $0x2710,%edi
  call   <usleep@plt>
L21:
  mov    $0x0,%eax
  call   <tui_getk@plt>
  test   %rax,%rax
  je     L12
  nop
  nop
  pop    %rbp
  ret
```

assistant: ```c
void tui_wait_for_any_key(void) {
  while (tui_getk()) {
  }
  while (!tui_getk()) {
    usleep(10000);
  }
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<tui_wait_for_any_key>:
  endbr64
  sub    $0x8,%rsp
L1:
  mov    $0x0,%eax
  call   <tui_getk@plt>
  test   %rax,%rax
  jne    L1
  jmp    L16
L17:
  mov    $0x2710,%edi
  call   <usleep@plt>
L16:
  mov    $0x0,%eax
  call   <tui_getk@plt>
  test   %rax,%rax
  je     L17
  add    $0x8,%rsp
  ret
```

assistant: ```c
void tui_wait_for_any_key(void) {
  while (tui_getk()) {
  }
  while (!tui_getk()) {
    usleep(10000);
  }
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<tui_wait_for_any_key>:
  endbr64
  sub    $0x8,%rsp
  nopl   0x0(%rax,%rax,1)
L17:
  xor    %eax,%eax
  call   <tui_getk@plt>
  test   %rax,%rax
  jne    L17
  xor    %eax,%eax
  call   <tui_getk@plt>
  test   %rax,%rax
  jne    L26
  nopl   0x0(%rax,%rax,1)
L28:
  mov    $0x2710,%edi
  call   <usleep@plt>
  xor    %eax,%eax
  call   <tui_getk@plt>
  test   %rax,%rax
  je     L28
L26:
  add    $0x8,%rsp
  ret
```

assistant: ```c
void tui_wait_for_any_key(void) {
  while (tui_getk()) {
  }
  while (!tui_getk()) {
    usleep(10000);
  }
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<tui_wait_for_any_key>:
  endbr64
  sub    $0x8,%rsp
  nopl   0x0(%rax,%rax,1)
L6:
  xor    %eax,%eax
  call   <tui_getk@plt>
  test   %rax,%rax
  jne    L6
  xor    %eax,%eax
  call   <tui_getk@plt>
  test   %rax,%rax
  jne    L8
  nopl   0x0(%rax,%rax,1)
L28:
  mov    $0x2710,%edi
  call   <usleep@plt>
  xor    %eax,%eax
  call   <tui_getk@plt>
  test   %rax,%rax
  je     L28
L8:
  add    $0x8,%rsp
  ret
```

assistant: ```c
void tui_wait_for_any_key(void) {
  while (tui_getk()) {
  }
  while (!tui_getk()) {
    usleep(10000);
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<n_of_dirs>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  movl   $0x0,-0xc(%rbp)
  movl   $0x0,-0x10(%rbp)
  jmp    L14
L37:
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rax
  test   %rax,%rax
  je     L0
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rax
  mov    %rax,%rdi
  call   <p@plt>
  mov    %rax,-0x8(%rbp)
L0:
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <is_dir@plt>
  test   %rax,%rax
  je     L23
  addl   $0x1,-0x10(%rbp)
L23:
  addl   $0x1,-0xc(%rbp)
L14:
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rax
  test   %rax,%rax
  jne    L37
  mov    -0x10(%rbp),%eax
  leave
  ret
```

assistant: ```c
int n_of_dirs(char **av) {
  int result;
  int i;
  char *path;
  i = 0;
  result = 0;
  while (av[i]) {
    if (av[i])
      path = p(av[i]);
    if (is_dir(path) != 0)
      result++;
    i++;
  }
  return (result);
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<n_of_dirs>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rax
  mov    (%rdi),%rdi
  test   %rdi,%rdi
  je     L15
  lea    0x8(%rax),%rbx
  mov    $0x0,%ebp
L23:
  call   <p@plt>
  mov    %rax,%rdi
  call   <is_dir@plt>
  cmp    $0x1,%rax
  sbb    $0xffffffff,%ebp
  add    $0x8,%rbx
  mov    -0x8(%rbx),%rdi
  test   %rdi,%rdi
  jne    L23
L1:
  mov    %ebp,%eax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
L15:
  mov    $0x0,%ebp
  jmp    L1
```

assistant: ```c
int n_of_dirs(char **av) {
  int result;
  int i;
  char *path;
  i = 0;
  result = 0;
  while (av[i]) {
    if (av[i])
      path = p(av[i]);
    if (is_dir(path) != 0)
      result++;
    i++;
  }
  return (result);
}
```
user: Translate the below assembly code into C programming language:

```asm
<n_of_dirs>:
  endbr64
  push   %r12
  mov    %rdi,%rax
  push   %rbx
  sub    $0x8,%rsp
  mov    (%rdi),%rdi
  test   %rdi,%rdi
  je     L17
  lea    0x8(%rax),%rbx
  xor    %r12d,%r12d
  nopl   (%rax)
L15:
  call   <p@plt>
  mov    %rax,%rdi
  call   <is_dir@plt>
  cmp    $0x1,%rax
  sbb    $0xffffffff,%r12d
  mov    (%rbx),%rdi
  add    $0x8,%rbx
  test   %rdi,%rdi
  jne    L15
  add    $0x8,%rsp
  mov    %r12d,%eax
  pop    %rbx
  pop    %r12
  ret
  nopl   0x0(%rax)
L17:
  xor    %r12d,%r12d
  add    $0x8,%rsp
  mov    %r12d,%eax
  pop    %rbx
  pop    %r12
  ret
```

assistant: ```c
int n_of_dirs(char **av) {
  int result;
  int i;
  char *path;
  i = 0;
  result = 0;
  while (av[i]) {
    if (av[i])
      path = p(av[i]);
    if (is_dir(path) != 0)
      result++;
    i++;
  }
  return (result);
}
```
user: Translate the below assembly code into C programming language:

```asm
<n_of_dirs>:
  endbr64
  push   %r12
  mov    %rdi,%rax
  push   %rbx
  sub    $0x8,%rsp
  mov    (%rdi),%rdi
  test   %rdi,%rdi
  je     L5
  lea    0x8(%rax),%rbx
  xor    %r12d,%r12d
  nopl   (%rax)
L12:
  call   <p@plt>
  mov    %rax,%rdi
  call   <is_dir@plt>
  cmp    $0x1,%rax
  sbb    $0xffffffff,%r12d
  mov    (%rbx),%rdi
  add    $0x8,%rbx
  test   %rdi,%rdi
  jne    L12
  add    $0x8,%rsp
  mov    %r12d,%eax
  pop    %rbx
  pop    %r12
  ret
  nopl   0x0(%rax)
L5:
  xor    %r12d,%r12d
  add    $0x8,%rsp
  mov    %r12d,%eax
  pop    %rbx
  pop    %r12
  ret
```

assistant: ```c
int n_of_dirs(char **av) {
  int result;
  int i;
  char *path;
  i = 0;
  result = 0;
  while (av[i]) {
    if (av[i])
      path = p(av[i]);
    if (is_dir(path) != 0)
      result++;
    i++;
  }
  return (result);
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<saa7114_set_decoder_output_size>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %edi,%edx
  mov    %esi,%eax
  mov    %dx,-0x4(%rbp)
  mov    %ax,-0x8(%rbp)
  movzwl -0x4(%rbp),%eax
  add    $0x1,%eax
  and    $0xfffffffe,%eax
  mov    %ax,-0x4(%rbp)
  movzwl -0x8(%rbp),%eax
  add    $0x1,%eax
  sar    %eax
  mov    %ax,-0x8(%rbp)
  movzwl -0x4(%rbp),%eax
  movzbl %al,%eax
  mov    %eax,%esi
  mov    $0xcc,%edi
  call   <saa7114_write_reg@plt>
  movzwl -0x4(%rbp),%eax
  shr    $0x8,%ax
  movzbl %al,%eax
  mov    %eax,%esi
  mov    $0xcd,%edi
  call   <saa7114_write_reg@plt>
  movzwl -0x8(%rbp),%eax
  movzbl %al,%eax
  mov    %eax,%esi
  mov    $0xce,%edi
  call   <saa7114_write_reg@plt>
  movzwl -0x8(%rbp),%eax
  shr    $0x8,%ax
  movzbl %al,%eax
  mov    %eax,%esi
  mov    $0xcf,%edi
  call   <saa7114_write_reg@plt>
  mov    $0x0,%eax
  call   <gfx_decoder_software_reset@plt>
  mov    $0x0,%eax
  leave
  ret
```

assistant: ```c
int saa7114_set_decoder_output_size(unsigned short width, unsigned short height) {
  width = ((width + 1) >> 1) << 1;
  height = (height + 1) >> 1;
  saa7114_write_reg(0xCC, (unsigned char)(width & 0x00FF));
  saa7114_write_reg(0xCD, (unsigned char)(width >> 8));
  saa7114_write_reg(0xCE, (unsigned char)(height & 0x00FF));
  saa7114_write_reg(0xCF, (unsigned char)(height >> 8));
  gfx_decoder_software_reset();
  return (0);
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<saa7114_set_decoder_output_size>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  add    $0x1,%edi
  mov    %edi,%ebp
  and    $0xfffffffe,%ebp
  movzwl %si,%ebx
  add    $0x1,%ebx
  sar    %ebx
  mov    %edi,%esi
  and    $0xfe,%esi
  mov    $0xcc,%edi
  call   <saa7114_write_reg@plt>
  mov    %ebp,%esi
  shr    $0x8,%si
  movzbl %sil,%esi
  mov    $0xcd,%edi
  call   <saa7114_write_reg@plt>
  movzbl %bl,%esi
  mov    $0xce,%edi
  call   <saa7114_write_reg@plt>
  movzbl %bh,%esi
  mov    $0xcf,%edi
  call   <saa7114_write_reg@plt>
  mov    $0x0,%eax
  call   <gfx_decoder_software_reset@plt>
  mov    $0x0,%eax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
int saa7114_set_decoder_output_size(unsigned short width, unsigned short height) {
  width = ((width + 1) >> 1) << 1;
  height = (height + 1) >> 1;
  saa7114_write_reg(0xCC, (unsigned char)(width & 0x00FF));
  saa7114_write_reg(0xCD, (unsigned char)(width >> 8));
  saa7114_write_reg(0xCE, (unsigned char)(height & 0x00FF));
  saa7114_write_reg(0xCF, (unsigned char)(height >> 8));
  gfx_decoder_software_reset();
  return (0);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<saa7114_set_decoder_output_size>:
  endbr64
  push   %rbp
  add    $0x1,%edi
  push   %rbx
  mov    %edi,%ebp
  movzwl %si,%ebx
  mov    %edi,%esi
  and    $0xfffffffe,%ebp
  and    $0xfe,%esi
  mov    $0xcc,%edi
  add    $0x1,%ebx
  sar    %ebx
  sub    $0x8,%rsp
  call   <saa7114_write_reg@plt>
  mov    %ebp,%esi
  mov    $0xcd,%edi
  shr    $0x8,%si
  movzwl %si,%esi
  call   <saa7114_write_reg@plt>
  movzbl %bl,%esi
  mov    $0xce,%edi
  call   <saa7114_write_reg@plt>
  movzbl %bh,%esi
  mov    $0xcf,%edi
  call   <saa7114_write_reg@plt>
  xor    %eax,%eax
  call   <gfx_decoder_software_reset@plt>
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
int saa7114_set_decoder_output_size(unsigned short width, unsigned short height) {
  width = ((width + 1) >> 1) << 1;
  height = (height + 1) >> 1;
  saa7114_write_reg(0xCC, (unsigned char)(width & 0x00FF));
  saa7114_write_reg(0xCD, (unsigned char)(width >> 8));
  saa7114_write_reg(0xCE, (unsigned char)(height & 0x00FF));
  saa7114_write_reg(0xCF, (unsigned char)(height >> 8));
  gfx_decoder_software_reset();
  return (0);
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<saa7114_set_decoder_output_size>:
  endbr64
  push   %rbp
  add    $0x1,%edi
  push   %rbx
  mov    %edi,%ebp
  movzwl %si,%ebx
  mov    %edi,%esi
  and    $0xfffffffe,%ebp
  and    $0xfe,%esi
  mov    $0xcc,%edi
  add    $0x1,%ebx
  sar    %ebx
  sub    $0x8,%rsp
  call   <saa7114_write_reg@plt>
  mov    %ebp,%esi
  mov    $0xcd,%edi
  shr    $0x8,%si
  movzwl %si,%esi
  call   <saa7114_write_reg@plt>
  movzbl %bl,%esi
  mov    $0xce,%edi
  call   <saa7114_write_reg@plt>
  movzbl %bh,%esi
  mov    $0xcf,%edi
  call   <saa7114_write_reg@plt>
  xor    %eax,%eax
  call   <gfx_decoder_software_reset@plt>
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
int saa7114_set_decoder_output_size(unsigned short width, unsigned short height) {
  width = ((width + 1) >> 1) << 1;
  height = (height + 1) >> 1;
  saa7114_write_reg(0xCC, (unsigned char)(width & 0x00FF));
  saa7114_write_reg(0xCD, (unsigned char)(width >> 8));
  saa7114_write_reg(0xCE, (unsigned char)(height & 0x00FF));
  saa7114_write_reg(0xCF, (unsigned char)(height >> 8));
  gfx_decoder_software_reset();
  return (0);
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<fgetc>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x18(%rbp),%rax
  mov    %eax,%ecx
  lea    -0x9(%rbp),%rax
  mov    $0x1,%edx
  mov    %rax,%rsi
  mov    %ecx,%edi
  call   <read@plt>
  test   %eax,%eax
  jne    L10
  mov    D0(%rip),%rax
  mov    (%rax),%eax
  jmp    L8
L10:
  movzbl -0x9(%rbp),%eax
  movsbl %al,%eax
L8:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L28
  call   <__stack_chk_fail@plt>
L28:
  leave
  ret
```

assistant: ```c
int fgetc(FILE *fd) {
  char ch;
  if (!read((int)(long)fd, &ch, 1))
    return EOF;
  return ch;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<fgetc>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x7(%rsp),%rsi
  mov    $0x1,%edx
  call   <read@plt>
  test   %eax,%eax
  je     L11
  movsbl 0x7(%rsp),%eax
L27:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L10
  add    $0x18,%rsp
  ret
L11:
  mov    D5(%rip),%rax
  mov    (%rax),%eax
  jmp    L27
L10:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int fgetc(FILE *fd) {
  char ch;
  if (!read((int)(long)fd, &ch, 1))
    return EOF;
  return ch;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<fgetc>:
  endbr64
  sub    $0x18,%rsp
  mov    $0x1,%edx
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x7(%rsp),%rsi
  call   <read@plt>
  test   %eax,%eax
  je     L3
  movsbl 0x7(%rsp),%eax
L2:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L16
  add    $0x18,%rsp
  ret
  nopl   (%rax)
L3:
  mov    D0(%rip),%rax
  mov    (%rax),%eax
  jmp    L2
L16:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int fgetc(FILE *fd) {
  char ch;
  if (!read((int)(long)fd, &ch, 1))
    return EOF;
  return ch;
}
```
user: What is the c source code of the assembly code below?

```asm
<fgetc>:
  endbr64
  sub    $0x18,%rsp
  mov    $0x1,%edx
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x7(%rsp),%rsi
  call   <read@plt>
  test   %eax,%eax
  je     L16
  movsbl 0x7(%rsp),%eax
L22:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L10
  add    $0x18,%rsp
  ret
  nopl   (%rax)
L16:
  mov    D5(%rip),%rax
  mov    (%rax),%eax
  jmp    L22
L10:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int fgetc(FILE *fd) {
  char ch;
  if (!read((int)(long)fd, &ch, 1))
    return EOF;
  return ch;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<swap>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    -0x20(%rbp),%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  mov    %eax,-0x4(%rbp)
  mov    -0x28(%rbp),%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    -0x20(%rbp),%rdx
  lea    0x0(,%rdx,4),%rcx
  mov    -0x18(%rbp),%rdx
  add    %rcx,%rdx
  mov    (%rax),%eax
  mov    %eax,(%rdx)
  mov    -0x28(%rbp),%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rax,%rdx
  mov    -0x4(%rbp),%eax
  mov    %eax,(%rdx)
  nop
  pop    %rbp
  ret
```

assistant: ```c
void swap(unsigned arr[], size_t i, size_t j) {
  unsigned tmp = arr[i];
  arr[i] = arr[j];
  arr[j] = tmp;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<swap>:
  endbr64
  mov    %rdx,%rax
  lea    (%rdi,%rsi,4),%rdx
  mov    (%rdx),%ecx
  lea    (%rdi,%rax,4),%rax
  mov    (%rax),%esi
  mov    %esi,(%rdx)
  mov    %ecx,(%rax)
  ret
```

assistant: ```c
void swap(unsigned arr[], size_t i, size_t j) {
  unsigned tmp = arr[i];
  arr[i] = arr[j];
  arr[j] = tmp;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<swap>:
  endbr64
  mov    %rdx,%r8
  lea    (%rdi,%rsi,4),%rdx
  lea    (%rdi,%r8,4),%rax
  mov    (%rdx),%ecx
  mov    (%rax),%esi
  mov    %esi,(%rdx)
  mov    %ecx,(%rax)
  ret
```

assistant: ```c
void swap(unsigned arr[], size_t i, size_t j) {
  unsigned tmp = arr[i];
  arr[i] = arr[j];
  arr[j] = tmp;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<swap>:
  endbr64
  mov    %rdx,%r8
  lea    (%rdi,%rsi,4),%rdx
  lea    (%rdi,%r8,4),%rax
  mov    (%rdx),%ecx
  mov    (%rax),%esi
  mov    %esi,(%rdx)
  mov    %ecx,(%rax)
  ret
```

assistant: ```c
void swap(unsigned arr[], size_t i, size_t j) {
  unsigned tmp = arr[i];
  arr[i] = arr[j];
  arr[j] = tmp;
}
```