ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 这段汇编代码用C语言表示是什么样的?

```asm
<intc>:
  endbr64
  mov    (%rdi),%eax
  sub    (%rsi),%eax
  ret
```

assistant: ```c
int intc(void *int1, void *int2) {
  int *inti1 = (int *)int1;
  int *inti2 = (int *)int2;
  return *inti1 - *inti2;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<ler_simounao>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
L1:
  lea    -0x9(%rbp),%rax
  mov    %rax,%rsi
  lea    D18(%rip),%rax
  mov    %rax,%rdi
  call   <scanf@plt>
  mov    $0x0,%eax
  call   <getchar@plt>
  movzbl -0x9(%rbp),%eax
  cmp    $0x73,%al
  je     L38
  movzbl -0x9(%rbp),%eax
  cmp    $0x53,%al
  je     L38
  movzbl -0x9(%rbp),%eax
  cmp    $0x6e,%al
  je     L38
  movzbl -0x9(%rbp),%eax
  cmp    $0x4e,%al
  je     L38
  lea    D17(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
L38:
  movzbl -0x9(%rbp),%eax
  cmp    $0x73,%al
  je     L51
  movzbl -0x9(%rbp),%eax
  cmp    $0x53,%al
  je     L51
  movzbl -0x9(%rbp),%eax
  cmp    $0x6e,%al
  je     L51
  movzbl -0x9(%rbp),%eax
  cmp    $0x4e,%al
  jne    L1
L51:
  movzbl -0x9(%rbp),%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L57
  call   <__stack_chk_fail@plt>
L57:
  leave
  ret
```

tool_calls: name: extract_symbolic_data
arguments: tag: D18
type: string
name: extract_symbolic_data
arguments: tag: D17
type: string

tool: D18: %[^
]

tool: D17: Resposta invalida, digite novamente!


assistant: ```c
char ler_simounao() {
  char resp;
  do {
    scanf("%[^\n]", &resp);
    getchar();
    if ((resp != 's') && (resp != 'S') && (resp != 'n') && (resp != 'N'))
      printf("Resposta invalida, digite novamente!\n");
  } while ((resp != 's') && (resp != 'S') && (resp != 'n') && (resp != 'N'));
  return resp;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<ler_simounao>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x7(%rsp),%rbp
  lea    D8(%rip),%rbx
  lea    D15(%rip),%r12
  jmp    L57
L25:
  mov    %r12,%rdi
  call   <printf@plt>
  movzbl 0x7(%rsp),%eax
  mov    %eax,%edx
  and    $0xffffffdf,%edx
  cmp    $0x4e,%dl
  je     L0
  cmp    $0x53,%dl
  je     L0
L57:
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <scanf@plt>
  mov    $0x0,%eax
  call   <getchar@plt>
  movzbl 0x7(%rsp),%eax
  mov    %eax,%edx
  and    $0xffffffdf,%edx
  cmp    $0x4e,%dl
  je     L0
  cmp    $0x53,%dl
  jne    L25
L0:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L3
  add    $0x10,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L3:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: data_tag: D8
data_type: string
name: retrieve_data
arguments: data_tag: D15
data_type: string

tool: D8: %[^
]

tool: D15: Resposta invalida, digite novamente!


assistant: ```c
char ler_simounao() {
  char resp;
  do {
    scanf("%[^\n]", &resp);
    getchar();
    if ((resp != 's') && (resp != 'S') && (resp != 'n') && (resp != 'N'))
      printf("Resposta invalida, digite novamente!\n");
  } while ((resp != 's') && (resp != 'S') && (resp != 'n') && (resp != 'N'));
  return resp;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<ler_simounao>:
  endbr64
  push   %r12
  lea    D0(%rip),%r12
  push   %rbp
  push   %rbx
  lea    D5(%rip),%rbx
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x7(%rsp),%rbp
  nop
L1:
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <scanf@plt>
  xor    %eax,%eax
  call   <getchar@plt>
  movzbl 0x7(%rsp),%eax
  mov    %eax,%edx
  and    $0xffffffdf,%edx
  cmp    $0x4e,%dl
  je     L30
  cmp    $0x53,%dl
  jne    L41
L17:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L43
  add    $0x10,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nop
L41:
  mov    %r12,%rdi
  call   <printf@plt>
  movzbl 0x7(%rsp),%eax
  mov    %eax,%edx
  and    $0xffffffdf,%edx
L30:
  cmp    $0x53,%dl
  je     L17
  cmp    $0x6e,%al
  je     L17
  cmp    $0x4e,%al
  jne    L1
  jmp    L17
L43:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: data_tag: D0
data_type: string
name: unpack_data
arguments: data_tag: D5
data_type: string

tool: D0: Resposta invalida, digite novamente!


tool: D5: %[^
]

assistant: ```c
char ler_simounao() {
  char resp;
  do {
    scanf("%[^\n]", &resp);
    getchar();
    if ((resp != 's') && (resp != 'S') && (resp != 'n') && (resp != 'N'))
      printf("Resposta invalida, digite novamente!\n");
  } while ((resp != 's') && (resp != 'S') && (resp != 'n') && (resp != 'N'));
  return resp;
}
```
user: What is the c source code of the assembly code below?

```asm
<ler_simounao>:
  endbr64
  push   %r12
  lea    D13(%rip),%r12
  push   %rbp
  push   %rbx
  lea    D2(%rip),%rbx
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x7(%rsp),%rbp
  nop
L54:
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <scanf@plt>
  xor    %eax,%eax
  call   <getchar@plt>
  movzbl 0x7(%rsp),%eax
  mov    %eax,%edx
  and    $0xffffffdf,%edx
  cmp    $0x4e,%dl
  je     L23
  cmp    $0x53,%dl
  jne    L34
L49:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L2
  add    $0x10,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nop
L34:
  mov    %r12,%rdi
  call   <printf@plt>
  movzbl 0x7(%rsp),%eax
  mov    %eax,%edx
  and    $0xffffffdf,%edx
L23:
  cmp    $0x53,%dl
  je     L49
  cmp    $0x6e,%al
  je     L49
  cmp    $0x4e,%al
  jne    L54
  jmp    L49
L2:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: data_tag: D13
data_type: string
name: read_data
arguments: data_tag: D2
data_type: string

tool: D13: Resposta invalida, digite novamente!


tool: D2: %[^
]

assistant: ```c
char ler_simounao() {
  char resp;
  do {
    scanf("%[^\n]", &resp);
    getchar();
    if ((resp != 's') && (resp != 'S') && (resp != 'n') && (resp != 'N'))
      printf("Resposta invalida, digite novamente!\n");
  } while ((resp != 's') && (resp != 'S') && (resp != 'n') && (resp != 'N'));
  return resp;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  lea    D7(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  pop    %rbp
  ret
```

tool_calls: name: unpack_data
arguments: data_label: D7
type_infered: string

tool: D7: Hello cross-compiling world!


assistant: ```c
int main() {
  printf("Hello cross-compiling world!\n");
  return 0;
}
```
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   <printf@plt>
  mov    $0x0,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: unpack_data
arguments: data_label: D8
type_infered: string

tool: D8: Hello cross-compiling world!


assistant: ```c
int main() {
  printf("Hello cross-compiling world!\n");
  return 0;
}
```
user: What would the C source look like for the assembly code provided here:

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

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

tool: D4: Hello cross-compiling world!


assistant: ```c
int main() {
  printf("Hello cross-compiling world!\n");
  return 0;
}
```
user: Translate the below assembly code into C programming language:

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

tool_calls: name: parse_data
arguments: data_label: D8
data_type: string

tool: D8: Hello cross-compiling world!


assistant: ```c
int main() {
  printf("Hello cross-compiling world!\n");
  return 0;
}
```
user: What is the c source code of the assembly code below:

```asm
<normalize_quat>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  movss  (%rax),%xmm1
  mov    -0x18(%rbp),%rax
  movss  (%rax),%xmm0
  mulss  %xmm0,%xmm1
  mov    -0x18(%rbp),%rax
  add    $0x4,%rax
  movss  (%rax),%xmm2
  mov    -0x18(%rbp),%rax
  add    $0x4,%rax
  movss  (%rax),%xmm0
  mulss  %xmm2,%xmm0
  addss  %xmm0,%xmm1
  mov    -0x18(%rbp),%rax
  add    $0x8,%rax
  movss  (%rax),%xmm2
  mov    -0x18(%rbp),%rax
  add    $0x8,%rax
  movss  (%rax),%xmm0
  mulss  %xmm2,%xmm0
  addss  %xmm0,%xmm1
  mov    -0x18(%rbp),%rax
  add    $0xc,%rax
  movss  (%rax),%xmm2
  mov    -0x18(%rbp),%rax
  add    $0xc,%rax
  movss  (%rax),%xmm0
  mulss  %xmm2,%xmm0
  addss  %xmm1,%xmm0
  movss  %xmm0,-0x4(%rbp)
  movl   $0x0,-0x8(%rbp)
  jmp    L7
L16:
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm0
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  divss  -0x4(%rbp),%xmm0
  movss  %xmm0,(%rax)
  addl   $0x1,-0x8(%rbp)
L7:
  cmpl   $0x3,-0x8(%rbp)
  jle    L16
  nop
  nop
  pop    %rbp
  ret
```

assistant: ```c
void normalize_quat(float *q) {
  signed int i;
  float mag = q[(signed long int)0] * q[(signed long int)0] + q[(signed long int)1] * q[(signed long int)1] + q[(signed long int)2] * q[(signed long int)2] + q[(signed long int)3] * q[(signed long int)3];
  i = 0;
  while (i < 4) {
    q[(signed long int)i] = q[(signed long int)i] / mag;
    i = i + 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
<normalize_quat>:
  endbr64
  movss  (%rdi),%xmm1
  movss  0x4(%rdi),%xmm3
  movss  0x8(%rdi),%xmm2
  movss  0xc(%rdi),%xmm0
  mulss  %xmm1,%xmm1
  mulss  %xmm3,%xmm3
  addss  %xmm3,%xmm1
  mulss  %xmm2,%xmm2
  addss  %xmm2,%xmm1
  mulss  %xmm0,%xmm0
  addss  %xmm0,%xmm1
  mov    %rdi,%rax
  add    $0x10,%rdi
L7:
  movss  (%rax),%xmm0
  divss  %xmm1,%xmm0
  movss  %xmm0,(%rax)
  add    $0x4,%rax
  cmp    %rdi,%rax
  jne    L7
  ret
```

assistant: ```c
void normalize_quat(float *q) {
  signed int i;
  float mag = q[(signed long int)0] * q[(signed long int)0] + q[(signed long int)1] * q[(signed long int)1] + q[(signed long int)2] * q[(signed long int)2] + q[(signed long int)3] * q[(signed long int)3];
  i = 0;
  while (i < 4) {
    q[(signed long int)i] = q[(signed long int)i] / mag;
    i = i + 1;
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<normalize_quat>:
  endbr64
  movss  (%rdi),%xmm0
  movss  0x4(%rdi),%xmm4
  lea    0x10(%rdi),%rax
  movss  0x8(%rdi),%xmm3
  movss  0xc(%rdi),%xmm2
  mulss  %xmm4,%xmm4
  movaps %xmm0,%xmm1
  mulss  %xmm0,%xmm1
  mulss  %xmm3,%xmm3
  mulss  %xmm2,%xmm2
  addss  %xmm4,%xmm1
  addss  %xmm3,%xmm1
  addss  %xmm2,%xmm1
L15:
  divss  %xmm1,%xmm0
  add    $0x4,%rdi
  movss  %xmm0,-0x4(%rdi)
  cmp    %rax,%rdi
  je     L13
  movss  (%rdi),%xmm0
  jmp    L15
  nopw   0x0(%rax,%rax,1)
L13:
  ret
```

assistant: ```c
void normalize_quat(float *q) {
  signed int i;
  float mag = q[(signed long int)0] * q[(signed long int)0] + q[(signed long int)1] * q[(signed long int)1] + q[(signed long int)2] * q[(signed long int)2] + q[(signed long int)3] * q[(signed long int)3];
  i = 0;
  while (i < 4) {
    q[(signed long int)i] = q[(signed long int)i] / mag;
    i = i + 1;
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<normalize_quat>:
  endbr64
  movss  (%rdi),%xmm0
  movss  0x4(%rdi),%xmm3
  movss  0x8(%rdi),%xmm2
  movss  0xc(%rdi),%xmm1
  mulss  %xmm0,%xmm0
  mulss  %xmm3,%xmm3
  mulss  %xmm2,%xmm2
  mulss  %xmm1,%xmm1
  addss  %xmm3,%xmm0
  addss  %xmm2,%xmm0
  addss  %xmm1,%xmm0
  movups (%rdi),%xmm1
  shufps $0x0,%xmm0,%xmm0
  divps  %xmm0,%xmm1
  movups %xmm1,(%rdi)
  ret
```

assistant: ```c
void normalize_quat(float *q) {
  signed int i;
  float mag = q[(signed long int)0] * q[(signed long int)0] + q[(signed long int)1] * q[(signed long int)1] + q[(signed long int)2] * q[(signed long int)2] + q[(signed long int)3] * q[(signed long int)3];
  i = 0;
  while (i < 4) {
    q[(signed long int)i] = q[(signed long int)i] / mag;
    i = i + 1;
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<mt_strcmp_cap>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <xstrdup@plt>
  mov    %eax,%edi
  call   <mt_tolower@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x20(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  mov    %eax,-0xc(%rbp)
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <xfree@plt>
  mov    -0xc(%rbp),%eax
  leave
  ret
```

assistant: ```c
int mt_strcmp_cap(char *log, char *opt) {
  int rc;
  char *tmp;
  tmp = mt_tolower(xstrdup(log));
  rc = strcmp(tmp, opt);
  xfree(tmp);
  return (rc);
}
```
user: What is the c source code of the assembly code below?

```asm
<mt_strcmp_cap>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rsi,%rbp
  call   <xstrdup@plt>
  mov    %eax,%edi
  call   <mt_tolower@plt>
  mov    %rax,%rbx
  mov    %rbp,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  mov    %eax,%ebp
  mov    %rbx,%rdi
  call   <xfree@plt>
  mov    %ebp,%eax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
int mt_strcmp_cap(char *log, char *opt) {
  int rc;
  char *tmp;
  tmp = mt_tolower(xstrdup(log));
  rc = strcmp(tmp, opt);
  xfree(tmp);
  return (rc);
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<mt_strcmp_cap>:
  endbr64
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  sub    $0x8,%rsp
  call   <xstrdup@plt>
  mov    %eax,%edi
  call   <mt_tolower@plt>
  mov    %r12,%rsi
  mov    %rax,%rbp
  mov    %rax,%rdi
  call   <strcmp@plt>
  mov    %rbp,%rdi
  mov    %eax,%r12d
  call   <xfree@plt>
  add    $0x8,%rsp
  mov    %r12d,%eax
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
int mt_strcmp_cap(char *log, char *opt) {
  int rc;
  char *tmp;
  tmp = mt_tolower(xstrdup(log));
  rc = strcmp(tmp, opt);
  xfree(tmp);
  return (rc);
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<mt_strcmp_cap>:
  endbr64
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  sub    $0x8,%rsp
  call   <xstrdup@plt>
  mov    %eax,%edi
  call   <mt_tolower@plt>
  mov    %r12,%rsi
  mov    %rax,%rbp
  mov    %rax,%rdi
  call   <strcmp@plt>
  mov    %rbp,%rdi
  mov    %eax,%r12d
  call   <xfree@plt>
  add    $0x8,%rsp
  mov    %r12d,%eax
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
int mt_strcmp_cap(char *log, char *opt) {
  int rc;
  char *tmp;
  tmp = mt_tolower(xstrdup(log));
  rc = strcmp(tmp, opt);
  xfree(tmp);
  return (rc);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<lib_add_search_path>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    $0x0,%eax
  call   <lib_default_search_paths@plt>
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <strdup@plt>
  mov    %eax,%edi
  call   <push_path@plt>
  nop
  leave
  ret
```

assistant: ```c
void lib_add_search_path(const char *path) {
  lib_default_search_paths();
  push_path(strdup(path));
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<lib_add_search_path>:
  endbr64
  push   %rbx
  mov    %rdi,%rbx
  mov    $0x0,%eax
  call   <lib_default_search_paths@plt>
  mov    %rbx,%rdi
  call   <strdup@plt>
  mov    %eax,%edi
  call   <push_path@plt>
  pop    %rbx
  ret
```

assistant: ```c
void lib_add_search_path(const char *path) {
  lib_default_search_paths();
  push_path(strdup(path));
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<lib_add_search_path>:
  endbr64
  push   %rbp
  xor    %eax,%eax
  mov    %rdi,%rbp
  call   <lib_default_search_paths@plt>
  mov    %rbp,%rdi
  call   <strdup@plt>
  pop    %rbp
  mov    %eax,%edi
  jmp    1080 <push_path@plt>
```

assistant: ```c
void lib_add_search_path(const char *path) {
  lib_default_search_paths();
  push_path(strdup(path));
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<lib_add_search_path>:
  endbr64
  push   %rbp
  xor    %eax,%eax
  mov    %rdi,%rbp
  call   <lib_default_search_paths@plt>
  mov    %rbp,%rdi
  call   <strdup@plt>
  pop    %rbp
  mov    %eax,%edi
  jmp    1080 <push_path@plt>
```

assistant: ```c
void lib_add_search_path(const char *path) {
  lib_default_search_paths();
  push_path(strdup(path));
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<match_user>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %rdx,-0x38(%rbp)
  mov    %rcx,-0x40(%rbp)
  mov    -0x40(%rbp),%rax
  mov    $0x40,%esi
  mov    %rax,%rdi
  call   <strchr@plt>
  mov    %rax,-0x10(%rbp)
  cmpq   $0x0,-0x10(%rbp)
  jne    L11
  mov    -0x40(%rbp),%rdx
  mov    -0x28(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <match_pattern@plt>
  jmp    L26
L11:
  mov    -0x40(%rbp),%rax
  mov    %rax,%rdi
  call   <ssh_strdup@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  mov    $0x40,%esi
  mov    %rax,%rdi
  call   <strchr@plt>
  mov    %rax,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  movb   $0x0,(%rax)
  mov    -0x8(%rbp),%rdx
  mov    -0x28(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <match_pattern@plt>
  mov    %eax,-0x14(%rbp)
  cmpl   $0x1,-0x14(%rbp)
  jne    L3
  mov    -0x10(%rbp),%rdx
  mov    -0x38(%rbp),%rcx
  mov    -0x30(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <match_host_and_ip@plt>
  mov    %eax,-0x14(%rbp)
L3:
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    -0x14(%rbp),%eax
L26:
  leave
  ret
```

assistant: ```c
int match_user(const char *user, const char *host, const char *ipaddr, const char *pattern) {
  char *p, *pat;
  int ret;
  if ((p = strchr(pattern, '@')) == NULL)
    return match_pattern(user, pattern);
  pat = ssh_strdup(pattern);
  p = strchr(pat, '@');
  *p++ = '\0';
  if ((ret = match_pattern(user, pat)) == 1)
    ret = match_host_and_ip(host, ipaddr, p);
  free(pat);
  return ret;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<match_user>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%r15
  mov    %rsi,%r12
  mov    %rdx,%r13
  mov    %rcx,%rbx
  mov    $0x40,%esi
  mov    %rcx,%rdi
  call   <strchr@plt>
  test   %rax,%rax
  je     L10
  mov    %rbx,%rdi
  call   <ssh_strdup@plt>
  mov    %rax,%rbp
  mov    $0x40,%esi
  mov    %rax,%rdi
  call   <strchr@plt>
  mov    %rax,%r14
  movb   $0x0,(%rax)
  mov    %rbp,%rsi
  mov    %r15,%rdi
  call   <match_pattern@plt>
  mov    %eax,%ebx
  cmp    $0x1,%eax
  je     L5
L18:
  mov    %rbp,%rdi
  call   <free@plt>
L19:
  mov    %ebx,%eax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L10:
  mov    %rbx,%rsi
  mov    %r15,%rdi
  call   <match_pattern@plt>
  mov    %eax,%ebx
  jmp    L19
L5:
  lea    0x1(%r14),%rdx
  mov    %r13,%rsi
  mov    %r12,%rdi
  call   <match_host_and_ip@plt>
  mov    %eax,%ebx
  jmp    L18
```

assistant: ```c
int match_user(const char *user, const char *host, const char *ipaddr, const char *pattern) {
  char *p, *pat;
  int ret;
  if ((p = strchr(pattern, '@')) == NULL)
    return match_pattern(user, pattern);
  pat = ssh_strdup(pattern);
  p = strchr(pat, '@');
  *p++ = '\0';
  if ((ret = match_pattern(user, pat)) == 1)
    ret = match_host_and_ip(host, ipaddr, p);
  free(pat);
  return ret;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<match_user>:
  endbr64
  push   %r14
  mov    %rdx,%r14
  push   %r13
  mov    %rsi,%r13
  mov    $0x40,%esi
  push   %r12
  mov    %rdi,%r12
  mov    %rcx,%rdi
  push   %rbp
  mov    %rcx,%rbp
  push   %rbx
  call   <strchr@plt>
  test   %rax,%rax
  je     L28
  mov    %rbp,%rdi
  call   <ssh_strdup@plt>
  mov    $0x40,%esi
  mov    %rax,%rdi
  mov    %rax,%rbp
  call   <strchr@plt>
  mov    %r12,%rdi
  mov    %rbp,%rsi
  movb   $0x0,(%rax)
  mov    %rax,%rbx
  call   <match_pattern@plt>
  mov    %eax,%r12d
  cmp    $0x1,%eax
  je     L14
L15:
  mov    %rbp,%rdi
  call   <free@plt>
  pop    %rbx
  mov    %r12d,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nop
L28:
  pop    %rbx
  mov    %rbp,%rsi
  mov    %r12,%rdi
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  jmp    10d0 <match_pattern@plt>
  nopl   0x0(%rax,%rax,1)
L14:
  lea    0x1(%rbx),%rdx
  mov    %r14,%rsi
  mov    %r13,%rdi
  call   <match_host_and_ip@plt>
  mov    %eax,%r12d
  jmp    L15
```

assistant: ```c
int match_user(const char *user, const char *host, const char *ipaddr, const char *pattern) {
  char *p, *pat;
  int ret;
  if ((p = strchr(pattern, '@')) == NULL)
    return match_pattern(user, pattern);
  pat = ssh_strdup(pattern);
  p = strchr(pat, '@');
  *p++ = '\0';
  if ((ret = match_pattern(user, pat)) == 1)
    ret = match_host_and_ip(host, ipaddr, p);
  free(pat);
  return ret;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<match_user>:
  endbr64
  push   %r14
  mov    %rdx,%r14
  push   %r13
  mov    %rsi,%r13
  mov    $0x40,%esi
  push   %r12
  mov    %rdi,%r12
  mov    %rcx,%rdi
  push   %rbp
  mov    %rcx,%rbp
  push   %rbx
  call   <strchr@plt>
  test   %rax,%rax
  je     L27
  mov    %rbp,%rdi
  call   <ssh_strdup@plt>
  mov    $0x40,%esi
  mov    %rax,%rdi
  mov    %rax,%rbp
  call   <strchr@plt>
  mov    %r12,%rdi
  mov    %rbp,%rsi
  movb   $0x0,(%rax)
  mov    %rax,%rbx
  call   <match_pattern@plt>
  mov    %eax,%r12d
  cmp    $0x1,%eax
  je     L18
L8:
  mov    %rbp,%rdi
  call   <free@plt>
  pop    %rbx
  mov    %r12d,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nop
L27:
  pop    %rbx
  mov    %rbp,%rsi
  mov    %r12,%rdi
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  jmp    10d0 <match_pattern@plt>
  nopl   0x0(%rax,%rax,1)
L18:
  lea    0x1(%rbx),%rdx
  mov    %r14,%rsi
  mov    %r13,%rdi
  call   <match_host_and_ip@plt>
  mov    %eax,%r12d
  jmp    L8
```

assistant: ```c
int match_user(const char *user, const char *host, const char *ipaddr, const char *pattern) {
  char *p, *pat;
  int ret;
  if ((p = strchr(pattern, '@')) == NULL)
    return match_pattern(user, pattern);
  pat = ssh_strdup(pattern);
  p = strchr(pat, '@');
  *p++ = '\0';
  if ((ret = match_pattern(user, pat)) == 1)
    ret = match_host_and_ip(host, ipaddr, p);
  free(pat);
  return ret;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<spi_sendpack>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,%eax
  mov    %esi,-0x18(%rbp)
  mov    %al,-0x14(%rbp)
  movzbl -0x14(%rbp),%eax
  mov    %eax,%edi
  call   <spi_tx@plt>
  mov    -0x18(%rbp),%eax
  shr    $0x18,%eax
  mov    %eax,%edi
  call   <spi_tx@plt>
  mov    -0x18(%rbp),%eax
  shr    $0x10,%eax
  movzbl %al,%eax
  mov    %eax,%edi
  call   <spi_tx@plt>
  mov    -0x18(%rbp),%eax
  shr    $0x8,%eax
  movzbl %al,%eax
  mov    %eax,%edi
  call   <spi_tx@plt>
  mov    -0x18(%rbp),%eax
  movzbl %al,%eax
  mov    %eax,%edi
  call   <spi_tx@plt>
  mov    $0x0,%edi
  call   <spi_tx@plt>
  mov    %al,-0x1(%rbp)
  nop
  movzbl -0x1(%rbp),%eax
  leave
  ret
```

assistant: ```c
char spi_sendpack(unsigned char a, unsigned int data) {
  spi_tx(a);
  spi_tx((data >> 24) & 0xff);
  spi_tx((data >> 16) & 0xff);
  spi_tx((data >> 8) & 0xff);
  spi_tx(data & 0xff);
  char ret = spi_tx(0x00);
  while (ret == 0xff)
    ret = spi_tx(0xff);
  return ret;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<spi_sendpack>:
  endbr64
  push   %rbx
  mov    %esi,%ebx
  movzbl %dil,%edi
  call   <spi_tx@plt>
  mov    %ebx,%edi
  shr    $0x18,%edi
  call   <spi_tx@plt>
  mov    %ebx,%edi
  shr    $0x10,%edi
  movzbl %dil,%edi
  call   <spi_tx@plt>
  movzbl %bh,%edi
  call   <spi_tx@plt>
  movzbl %bl,%edi
  call   <spi_tx@plt>
  mov    $0x0,%edi
  call   <spi_tx@plt>
  pop    %rbx
  ret
```

assistant: ```c
char spi_sendpack(unsigned char a, unsigned int data) {
  spi_tx(a);
  spi_tx((data >> 24) & 0xff);
  spi_tx((data >> 16) & 0xff);
  spi_tx((data >> 8) & 0xff);
  spi_tx(data & 0xff);
  char ret = spi_tx(0x00);
  while (ret == 0xff)
    ret = spi_tx(0xff);
  return ret;
}
```