ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 下面的汇编指令对应的C源代码是什么:

```asm
<max>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %edi,-0x24(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0x14(%rbp),%rax
  mov    %rax,%rsi
  lea    D1(%rip),%rax
  mov    %rax,%rdi
  call   <scanf@plt>
  mov    -0x14(%rbp),%eax
  test   %eax,%eax
  jne    L13
  mov    $0x0,%eax
  jmp    L60
L13:
  movl   $0x1,-0x10(%rbp)
  jmp    L54
L30:
  mov    -0x24(%rbp),%eax
  cltd
  idivl  -0x10(%rbp)
  mov    %edx,%eax
  test   %eax,%eax
  jne    L17
  mov    -0x14(%rbp),%eax
  cltd
  idivl  -0x10(%rbp)
  mov    %edx,%eax
  test   %eax,%eax
  jne    L17
  mov    -0x10(%rbp),%eax
  mov    %eax,-0xc(%rbp)
L17:
  addl   $0x1,-0x10(%rbp)
L54:
  mov    -0x10(%rbp),%eax
  cmp    -0x24(%rbp),%eax
  jle    L30
  mov    -0x14(%rbp),%eax
  cmp    %eax,-0x10(%rbp)
  jle    L30
  mov    -0xc(%rbp),%eax
L60:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L69
  call   <__stack_chk_fail@plt>
L69:
  leave
  ret
```

tool_calls: name: retrieve_data
arguments: data_tag: D1
data_type: string

tool: D1: %d

assistant: ```c
int max(int a) {
  int i, j, b;
  scanf("%d", &b);
  if (b == 0)
    return 0;
  for (i = 1; i <= a || i <= b; i++)
    if ((a % i == 0) && (b % i == 0))
      j = i;
  return j;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<max>:
  endbr64
  push   %rbx
  sub    $0x10,%rsp
  mov    %edi,%ebx
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rsi
  lea    D7(%rip),%rdi
  call   <scanf@plt>
  mov    0x4(%rsp),%esi
  mov    %esi,%edi
  test   %esi,%esi
  je     L74
  jg     L21
  test   %ebx,%ebx
  jle    L74
L21:
  mov    $0x1,%ecx
  cmp    %ebx,%esi
  mov    %ebx,%r8d
  cmovge %esi,%r8d
  jmp    L18
L12:
  add    $0x1,%ecx
  cmp    %ecx,%r8d
  jl     L74
L18:
  mov    %ebx,%eax
  cltd
  idiv   %ecx
  test   %edx,%edx
  jne    L12
  mov    %esi,%eax
  cltd
  idiv   %ecx
  test   %edx,%edx
  cmove  %ecx,%edi
  jmp    L12
L74:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L50
  mov    %edi,%eax
  add    $0x10,%rsp
  pop    %rbx
  ret
L50:
  call   <__stack_chk_fail@plt>
```

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

tool: D7: %d

assistant: ```c
int max(int a) {
  int i, j, b;
  scanf("%d", &b);
  if (b == 0)
    return 0;
  for (i = 1; i <= a || i <= b; i++)
    if ((a % i == 0) && (b % i == 0))
      j = i;
  return j;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<max>:
  endbr64
  push   %rbx
  mov    %edi,%ebx
  lea    D1(%rip),%rdi
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rsi
  call   <scanf@plt>
  mov    0x4(%rsp),%esi
  xor    %r8d,%r8d
  test   %esi,%esi
  je     L28
  test   %ebx,%ebx
  jg     L21
  test   %esi,%esi
  jle    L28
L21:
  cmp    %ebx,%esi
  mov    %ebx,%edi
  mov    $0x1,%ecx
  cmovge %esi,%edi
  nopl   0x0(%rax,%rax,1)
L29:
  mov    %ebx,%eax
  cltd
  idiv   %ecx
  test   %edx,%edx
  jne    L27
  mov    %esi,%eax
  cltd
  idiv   %ecx
  test   %edx,%edx
  cmove  %ecx,%r8d
L27:
  add    $0x1,%ecx
  cmp    %ecx,%edi
  jge    L29
L28:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L41
  add    $0x10,%rsp
  mov    %r8d,%eax
  pop    %rbx
  ret
L41:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: tag: D1
type_guessed: string

tool: D1: %d

assistant: ```c
int max(int a) {
  int i, j, b;
  scanf("%d", &b);
  if (b == 0)
    return 0;
  for (i = 1; i <= a || i <= b; i++)
    if ((a % i == 0) && (b % i == 0))
      j = i;
  return j;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<max>:
  endbr64
  push   %rbx
  mov    %edi,%ebx
  lea    D1(%rip),%rdi
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rsi
  call   <scanf@plt>
  mov    0x4(%rsp),%esi
  xor    %r8d,%r8d
  test   %esi,%esi
  je     L1
  test   %ebx,%ebx
  jg     L27
  test   %esi,%esi
  jle    L1
L27:
  cmp    %ebx,%esi
  mov    %ebx,%edi
  mov    $0x1,%ecx
  cmovge %esi,%edi
  nopl   0x0(%rax,%rax,1)
L53:
  mov    %ebx,%eax
  cltd
  idiv   %ecx
  test   %edx,%edx
  jne    L17
  mov    %esi,%eax
  cltd
  idiv   %ecx
  test   %edx,%edx
  cmove  %ecx,%r8d
L17:
  add    $0x1,%ecx
  cmp    %ecx,%edi
  jge    L53
L1:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L42
  add    $0x10,%rsp
  mov    %r8d,%eax
  pop    %rbx
  ret
L42:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D1
data_type: string

tool: D1: %d

assistant: ```c
int max(int a) {
  int i, j, b;
  scanf("%d", &b);
  if (b == 0)
    return 0;
  for (i = 1; i <= a || i <= b; i++)
    if ((a % i == 0) && (b % i == 0))
      j = i;
  return j;
}
```
user: What is the c source code of the assembly code below:

```asm
<gen>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x38,%rsp
  mov    %rdi,-0x38(%rbp)
  mov    %rsi,-0x40(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x18(%rbp)
  xor    %eax,%eax
  movw   $0x1234,-0x1e(%rbp)
  movw   $0x5678,-0x1c(%rbp)
  movw   $0x9abc,-0x1a(%rbp)
  movl   $0x0,-0x24(%rbp)
  jmp    L10
L29:
  mov    -0x24(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x38(%rbp),%rax
  lea    (%rdx,%rax,1),%rbx
  lea    -0x1e(%rbp),%rax
  mov    %rax,%rdi
  call   <jrand48@plt>
  mov    %al,(%rbx)
  addl   $0x1,-0x24(%rbp)
L10:
  mov    -0x24(%rbp),%eax
  cltq
  cmp    %rax,-0x40(%rbp)
  ja     L29
  nop
  mov    -0x18(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L27
  call   <__stack_chk_fail@plt>
L27:
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

assistant: ```c
void gen(char *buf, size_t len) {
  unsigned short state[3] = {0x1234, 0x5678, 0x9abc};
  for (int i = 0; i < len; i++) {
    buf[i] = jrand48(state);
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<gen>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  movw   $0x1234,0x2(%rsp)
  movw   $0x5678,0x4(%rsp)
  movw   $0x9abc,0x6(%rsp)
  test   %rsi,%rsi
  je     L21
  mov    %rdi,%rbx
  lea    (%rdi,%rsi,1),%rbp
  lea    0x2(%rsp),%r12
L0:
  mov    %r12,%rdi
  call   <jrand48@plt>
  mov    %al,(%rbx)
  add    $0x1,%rbx
  cmp    %rbp,%rbx
  jne    L0
L21:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L6
  add    $0x10,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L6:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void gen(char *buf, size_t len) {
  unsigned short state[3] = {0x1234, 0x5678, 0x9abc};
  for (int i = 0; i < len; i++) {
    buf[i] = jrand48(state);
  }
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<gen>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    $0xffff9abc,%eax
  movl   $0x56781234,0x2(%rsp)
  mov    %ax,0x6(%rsp)
  test   %rsi,%rsi
  je     L22
  mov    %rdi,%rbx
  lea    (%rdi,%rsi,1),%rbp
  lea    0x2(%rsp),%r12
  nop
L3:
  mov    %r12,%rdi
  add    $0x1,%rbx
  call   <jrand48@plt>
  mov    %al,-0x1(%rbx)
  cmp    %rbp,%rbx
  jne    L3
L22:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L24
  add    $0x10,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L24:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void gen(char *buf, size_t len) {
  unsigned short state[3] = {0x1234, 0x5678, 0x9abc};
  for (int i = 0; i < len; i++) {
    buf[i] = jrand48(state);
  }
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<gen>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    $0xffff9abc,%eax
  movl   $0x56781234,(%rsp)
  mov    %ax,0x4(%rsp)
  test   %rsi,%rsi
  je     L17
  mov    %rdi,%rbx
  lea    (%rdi,%rsi,1),%rbp
  mov    %rsp,%r12
  nopl   0x0(%rax)
L27:
  mov    %r12,%rdi
  add    $0x1,%rbx
  call   <jrand48@plt>
  mov    %al,-0x1(%rbx)
  cmp    %rbp,%rbx
  jne    L27
L17:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L16
  add    $0x10,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L16:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void gen(char *buf, size_t len) {
  unsigned short state[3] = {0x1234, 0x5678, 0x9abc};
  for (int i = 0; i < len; i++) {
    buf[i] = jrand48(state);
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<read_bytes>:
  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   <check_bytes@plt>
  movq   $0x0,-0x8(%rbp)
  jmp    L30
L35:
  mov    -0x18(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  mov    -0x8(%rbp),%rdx
  cmp    %dl,%al
  je     L31
  mov    -0x8(%rbp),%rax
  mov    %rax,%rsi
  lea    D1(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0x1,%eax
  jmp    L11
L31:
  addq   $0x1,-0x8(%rbp)
L30:
  mov    -0x8(%rbp),%rax
  cmp    -0x20(%rbp),%rax
  jb     L35
  mov    $0x0,%eax
L11:
  leave
  ret
```

tool_calls: name: unpack_data
arguments: tag: D1
type_guessed: string

tool: D1: Mismatch at %lu


assistant: ```c
int read_bytes(char *addr, size_t length) {
  unsigned long i;
  check_bytes(addr);
  for (i = 0; i < length; i++)
    if (*(addr + i) != (char)i) {
      printf("Mismatch at %lu\n", i);
      return 1;
    }
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<read_bytes>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbx
  mov    %rsi,%rbp
  call   <check_bytes@plt>
  test   %rbp,%rbp
  je     L32
  mov    $0x0,%esi
L19:
  cmp    %sil,(%rbx,%rsi,1)
  jne    L45
  add    $0x1,%rsi
  cmp    %rsi,%rbp
  jne    L19
  mov    $0x0,%eax
  jmp    L2
L45:
  lea    D4(%rip),%rdi
  call   <printf@plt>
  mov    $0x1,%eax
L2:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
L32:
  mov    $0x0,%eax
  jmp    L2
```

tool_calls: name: extract_symbolic_data
arguments: label: D4
datatype: string

tool: D4: Mismatch at %lu


assistant: ```c
int read_bytes(char *addr, size_t length) {
  unsigned long i;
  check_bytes(addr);
  for (i = 0; i < length; i++)
    if (*(addr + i) != (char)i) {
      printf("Mismatch at %lu\n", i);
      return 1;
    }
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<read_bytes>:
  endbr64
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x8,%rsp
  call   <check_bytes@plt>
  test   %rbp,%rbp
  je     L9
  xor    %esi,%esi
  jmp    L6
  xchg   %ax,%ax
L26:
  add    $0x1,%rsi
  cmp    %rsi,%rbp
  je     L9
L6:
  cmp    %sil,(%rbx,%rsi,1)
  je     L26
  lea    D6(%rip),%rdi
  call   <printf@plt>
  add    $0x8,%rsp
  mov    $0x1,%eax
  pop    %rbx
  pop    %rbp
  ret
  nopw   0x0(%rax,%rax,1)
L9:
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  ret
```

tool_calls: name: unpack_data
arguments: label: D6
type_infered: string

tool: D6: Mismatch at %lu


assistant: ```c
int read_bytes(char *addr, size_t length) {
  unsigned long i;
  check_bytes(addr);
  for (i = 0; i < length; i++)
    if (*(addr + i) != (char)i) {
      printf("Mismatch at %lu\n", i);
      return 1;
    }
  return 0;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<read_bytes>:
  endbr64
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x8,%rsp
  call   <check_bytes@plt>
  test   %rbp,%rbp
  je     L19
  xor    %esi,%esi
  jmp    L25
  xchg   %ax,%ax
L37:
  add    $0x1,%rsi
  cmp    %rsi,%rbp
  je     L19
L25:
  cmp    %sil,(%rbx,%rsi,1)
  je     L37
  lea    D6(%rip),%rdi
  call   <printf@plt>
  add    $0x8,%rsp
  mov    $0x1,%eax
  pop    %rbx
  pop    %rbp
  ret
  nopw   0x0(%rax,%rax,1)
L19:
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  ret
```

tool_calls: name: read_data
arguments: tag: D6
data_type: string

tool: D6: Mismatch at %lu


assistant: ```c
int read_bytes(char *addr, size_t length) {
  unsigned long i;
  check_bytes(addr);
  for (i = 0; i < length; i++)
    if (*(addr + i) != (char)i) {
      printf("Mismatch at %lu\n", i);
      return 1;
    }
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<put32>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %esi,-0xc(%rbp)
  mov    -0xc(%rbp),%eax
  shr    $0x10,%eax
  mov    %eax,%edx
  mov    -0x8(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <put16@plt>
  mov    -0xc(%rbp),%eax
  movzwl %ax,%edx
  mov    -0x8(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <put16@plt>
  nop
  leave
  ret
```

assistant: ```c
void put32(uint8_t **ppv, uint32_t l) {
  put16(ppv, (l >> 16) & 0xFFFF);
  put16(ppv, (l >> 0) & 0xFFFF);
}
```
user: What is the c source code of the assembly code below?

```asm
<put32>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbp
  mov    %esi,%ebx
  shr    $0x10,%esi
  call   <put16@plt>
  movzwl %bx,%esi
  mov    %rbp,%rdi
  call   <put16@plt>
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void put32(uint8_t **ppv, uint32_t l) {
  put16(ppv, (l >> 16) & 0xFFFF);
  put16(ppv, (l >> 0) & 0xFFFF);
}
```
user: What is the c source code of the assembly code below:

```asm
<put32>:
  endbr64
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  mov    %esi,%ebx
  shr    $0x10,%esi
  sub    $0x8,%rsp
  call   <put16@plt>
  add    $0x8,%rsp
  movzwl %bx,%esi
  mov    %rbp,%rdi
  pop    %rbx
  pop    %rbp
  jmp    1050 <put16@plt>
```

assistant: ```c
void put32(uint8_t **ppv, uint32_t l) {
  put16(ppv, (l >> 16) & 0xFFFF);
  put16(ppv, (l >> 0) & 0xFFFF);
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<put32>:
  endbr64
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  mov    %esi,%ebx
  shr    $0x10,%esi
  sub    $0x8,%rsp
  call   <put16@plt>
  add    $0x8,%rsp
  movzwl %bx,%esi
  mov    %rbp,%rdi
  pop    %rbx
  pop    %rbp
  jmp    1050 <put16@plt>
```

assistant: ```c
void put32(uint8_t **ppv, uint32_t l) {
  put16(ppv, (l >> 16) & 0xFFFF);
  put16(ppv, (l >> 0) & 0xFFFF);
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<getop>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  nop
L69:
  mov    $0x0,%eax
  call   <getch@plt>
  mov    %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  mov    %eax,%edx
  mov    -0x18(%rbp),%rax
  mov    %dl,(%rax)
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x20,%al
  je     L69
  cmpl   $0x9,-0x4(%rbp)
  je     L69
  mov    -0x18(%rbp),%rax
  add    $0x1,%rax
  movb   $0x0,(%rax)
  movl   $0x0,-0x8(%rbp)
  mov    -0x4(%rbp),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  jne    L94
  cmpl   $0x2e,-0x4(%rbp)
  je     L94
  cmpl   $0x2d,-0x4(%rbp)
  je     L94
  mov    -0x4(%rbp),%eax
  jmp    L67
L94:
  cmpl   $0x2d,-0x4(%rbp)
  jne    L65
  mov    $0x0,%eax
  call   <getch@plt>
  mov    %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  jne    L140
  cmpl   $0x2e,-0x4(%rbp)
  jne    L154
L140:
  addl   $0x1,-0x8(%rbp)
  mov    -0x8(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    -0x4(%rbp),%edx
  mov    %dl,(%rax)
  jmp    L65
L154:
  mov    D18(%rip),%rax
  mov    (%rax),%eax
  cmp    %eax,-0x4(%rbp)
  je     L22
  mov    -0x4(%rbp),%eax
  mov    %eax,%edi
  call   <ungetch@plt>
L22:
  mov    $0x2d,%eax
  jmp    L67
L65:
  mov    -0x4(%rbp),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  je     L20
  nop
L101:
  mov    $0x0,%eax
  call   <getch@plt>
  mov    %eax,-0x4(%rbp)
  addl   $0x1,-0x8(%rbp)
  mov    -0x8(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    -0x4(%rbp),%edx
  mov    %dl,(%rax)
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  jne    L101
L20:
  cmpl   $0x2e,-0x4(%rbp)
  jne    L34
  nop
L161:
  mov    $0x0,%eax
  call   <getch@plt>
  mov    %eax,-0x4(%rbp)
  addl   $0x1,-0x8(%rbp)
  mov    -0x8(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    -0x4(%rbp),%edx
  mov    %dl,(%rax)
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  jne    L161
L34:
  mov    -0x8(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  mov    D18(%rip),%rax
  mov    (%rax),%eax
  cmp    %eax,-0x4(%rbp)
  je     L91
  mov    -0x4(%rbp),%eax
  mov    %eax,%edi
  call   <ungetch@plt>
L91:
  mov    $0x30,%eax
L67:
  leave
  ret
```

assistant: ```c
int getop(char s[]) {
  int i, c;
  while ((s[0] = c = getch()) == ' ' || c == '\t')
    ;
  s[1] = '\0';
  i = 0;
  if (!isdigit(c) && c != '.' && c != '-')
    return c;
  if (c == '-')
    if (isdigit(c = getch()) || c == '.')
      s[++i] = c;
    else {
      if (c != EOF)
        ungetch(c);
      return '-';
    }
  if (isdigit(c))
    while (isdigit(s[++i] = c = getch()))
      ;
  if (c == '.')
    while (isdigit(s[++i] = c = getch()))
      ;
  s[i] = '\0';
  if (c != EOF)
    ungetch(c);
  return '0';
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<getop>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbp
L142:
  mov    $0x0,%eax
  call   <getch@plt>
  mov    %eax,%ebx
  mov    %al,0x0(%rbp)
  cmp    $0x9,%eax
  je     L142
  cmp    $0x20,%al
  je     L142
  movb   $0x0,0x1(%rbp)
  movsbl %al,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  jne    L127
  lea    -0x2d(%rbx),%eax
  cmp    $0x1,%eax
  ja     L137
L127:
  mov    $0x0,%r13d
  cmp    $0x2d,%ebx
  je     L8
L25:
  movsbl %bl,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  je     L27
  lea    0x1(%r13),%r12d
  movslq %r12d,%r12
L41:
  mov    $0x0,%eax
  call   <getch@plt>
  mov    %eax,%ebx
  mov    %r12d,%r13d
  mov    %al,0x0(%rbp,%r12,1)
  movsbl %al,%edi
  call   <isdigit@plt>
  add    $0x1,%r12
  test   %rax,%rax
  jne    L41
L27:
  cmp    $0x2e,%ebx
  je     L149
L39:
  movslq %r13d,%r13
  movb   $0x0,0x0(%rbp,%r13,1)
  mov    D11(%rip),%rax
  cmp    %ebx,(%rax)
  jne    L31
  mov    $0x30,%ebx
L137:
  mov    %ebx,%eax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L8:
  mov    $0x0,%eax
  call   <getch@plt>
  mov    %eax,%r12d
  movsbl %al,%edi
  call   <isdigit@plt>
  cmp    $0x2e,%r12d
  je     L1
  test   %rax,%rax
  je     L59
L1:
  mov    %r12b,0x1(%rbp)
  mov    %r12d,%ebx
  mov    $0x1,%r13d
  jmp    L25
L59:
  mov    D11(%rip),%rax
  cmp    %r12d,(%rax)
  je     L137
  mov    %r12d,%edi
  call   <ungetch@plt>
  jmp    L137
L149:
  lea    0x1(%r13),%r12d
  movslq %r12d,%r12
L140:
  mov    $0x0,%eax
  call   <getch@plt>
  mov    %eax,%ebx
  mov    %r12d,%r13d
  mov    %al,0x0(%rbp,%r12,1)
  movsbl %al,%edi
  call   <isdigit@plt>
  add    $0x1,%r12
  test   %rax,%rax
  jne    L140
  jmp    L39
L31:
  mov    %ebx,%edi
  call   <ungetch@plt>
  mov    $0x30,%ebx
  jmp    L137
```

assistant: ```c
int getop(char s[]) {
  int i, c;
  while ((s[0] = c = getch()) == ' ' || c == '\t')
    ;
  s[1] = '\0';
  i = 0;
  if (!isdigit(c) && c != '.' && c != '-')
    return c;
  if (c == '-')
    if (isdigit(c = getch()) || c == '.')
      s[++i] = c;
    else {
      if (c != EOF)
        ungetch(c);
      return '-';
    }
  if (isdigit(c))
    while (isdigit(s[++i] = c = getch()))
      ;
  if (c == '.')
    while (isdigit(s[++i] = c = getch()))
      ;
  s[i] = '\0';
  if (c != EOF)
    ungetch(c);
  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
<getop>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x8,%rsp
  nopl   0x0(%rax)
L63:
  xor    %eax,%eax
  call   <getch@plt>
  mov    %al,(%rbx)
  mov    %eax,%r12d
  cmp    $0x20,%al
  je     L63
  cmp    $0x9,%eax
  je     L63
  movb   $0x0,0x1(%rbx)
  movsbl %al,%ebp
  mov    %ebp,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  jne    L67
  lea    -0x2d(%r12),%eax
  cmp    $0x1,%eax
  ja     L143
L67:
  xor    %r13d,%r13d
  cmp    $0x2d,%r12d
  je     L168
L25:
  mov    %ebp,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  je     L39
  lea    0x1(%r13),%ebp
  movslq %ebp,%rbp
  nopw   0x0(%rax,%rax,1)
L74:
  xor    %eax,%eax
  movslq %ebp,%r13
  call   <getch@plt>
  mov    %al,(%rbx,%rbp,1)
  movsbl %al,%edi
  mov    %eax,%r12d
  add    $0x1,%rbp
  call   <isdigit@plt>
  test   %rax,%rax
  jne    L74
L39:
  lea    (%rbx,%r13,1),%rbp
  cmp    $0x2e,%r12d
  je     L94
  mov    D21(%rip),%rax
  movb   $0x0,0x0(%rbp)
  cmp    %r12d,(%rax)
  jne    L99
L28:
  mov    $0x30,%r12d
L143:
  add    $0x8,%rsp
  mov    %r12d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nop
L99:
  mov    %r12d,%edi
  mov    $0x30,%r12d
  call   <ungetch@plt>
  add    $0x8,%rsp
  mov    %r12d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax)
L94:
  lea    0x1(%rbx,%r13,1),%rbx
  nopl   (%rax)
L124:
  xor    %eax,%eax
  mov    %rbx,%rbp
  add    $0x1,%rbx
  call   <getch@plt>
  mov    %al,-0x1(%rbx)
  movsbl %al,%edi
  mov    %eax,%r12d
  call   <isdigit@plt>
  test   %rax,%rax
  jne    L124
  mov    D21(%rip),%rax
  movb   $0x0,0x0(%rbp)
  cmp    %r12d,(%rax)
  je     L28
  jmp    L99
  nopl   0x0(%rax,%rax,1)
L168:
  xor    %eax,%eax
  call   <getch@plt>
  movsbl %al,%ebp
  mov    %eax,%r13d
  mov    %ebp,%edi
  call   <isdigit@plt>
  cmp    $0x2e,%r13d
  je     L24
  test   %rax,%rax
  je     L154
L24:
  mov    %r13b,0x1(%rbx)
  mov    %r13d,%r12d
  mov    $0x1,%r13d
  jmp    L25
L154:
  mov    D21(%rip),%rax
  cmp    %r13d,(%rax)
  je     L143
  mov    %r13d,%edi
  call   <ungetch@plt>
  jmp    L143
```

assistant: ```c
int getop(char s[]) {
  int i, c;
  while ((s[0] = c = getch()) == ' ' || c == '\t')
    ;
  s[1] = '\0';
  i = 0;
  if (!isdigit(c) && c != '.' && c != '-')
    return c;
  if (c == '-')
    if (isdigit(c = getch()) || c == '.')
      s[++i] = c;
    else {
      if (c != EOF)
        ungetch(c);
      return '-';
    }
  if (isdigit(c))
    while (isdigit(s[++i] = c = getch()))
      ;
  if (c == '.')
    while (isdigit(s[++i] = c = getch()))
      ;
  s[i] = '\0';
  if (c != EOF)
    ungetch(c);
  return '0';
}
```