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
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x38,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  lea    0x10(%rsp),%r14
L7:
  lea    D17(%rip),%rdi
  xor    %eax,%eax
  xor    %r13d,%r13d
  xor    %ebx,%ebx
  call   <printf@plt>
  mov    %r14,%rsi
  lea    D44(%rip),%rdi
  call   <scanf@plt>
  mov    %r14,%rdi
  call   <checkRomanN@plt>
  test   %rax,%rax
  je     L68
  nopw   0x0(%rax,%rax,1)
L29:
  mov    %r14,%rdi
  call   <strlen@plt>
  cmp    %ebx,%eax
  jle    L61
L21:
  movslq %ebx,%r15
  lea    0x1(%rbx),%r12d
  movsbl 0x10(%rsp,%r15,1),%edi
  movslq %r12d,%rbp
  call   <getRomanValue@plt>
  movsbl 0x10(%rsp,%rbp,1),%edi
  mov    %rax,0x8(%rsp)
  call   <getRomanValue@plt>
  cmp    %rax,0x8(%rsp)
  jge    L64
  movsbl 0x10(%rsp,%rbp,1),%edi
  add    $0x2,%ebx
  call   <getRomanValue@plt>
  movsbl 0x10(%rsp,%r15,1),%edi
  mov    %rax,%rbp
  call   <getRomanValue@plt>
  mov    %r14,%rdi
  sub    %rax,%rbp
  add    %ebp,%r13d
  call   <strlen@plt>
  cmp    %ebx,%eax
  jg     L21
L61:
  cmp    $0x100,%r13d
  jg     L47
  xor    %eax,%eax
  mov    %r13d,%esi
  lea    D4(%rip),%rdi
  call   <printf@plt>
  mov    0x28(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L13
  add    $0x38,%rsp
  mov    $0x1,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopw   0x0(%rax,%rax,1)
L64:
  movsbl 0x10(%rsp,%r15,1),%edi
  mov    %r12d,%ebx
  call   <getRomanValue@plt>
  add    %eax,%r13d
  jmp    L29
L68:
  lea    D31(%rip),%rdi
  call   <puts@plt>
  jmp    L7
L47:
  lea    D49(%rip),%rdi
  call   <puts@plt>
  jmp    L7
L13:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: data_label: D17
data_type: string
name: parse_data
arguments: data_label: D44
data_type: string
name: parse_data
arguments: data_label: D4
data_type: string
name: parse_data
arguments: data_label: D31
data_type: string
name: parse_data
arguments: data_label: D49
data_type: string

tool: D17: Input roman number: 

tool: D44: %s

tool: D4: Roman number in decimal is: %d


tool: D31: Input a valid roman number

tool: D49: Number is larger than 256

assistant: ```c
int main() {
  char romanNumber[20];
  int i, curNum;
  while (1) {
    curNum = 0;
    printf("Input roman number: ");
    scanf("%s", romanNumber);
    if (checkRomanN(romanNumber) == 0) {
      printf("Input a valid roman number\n");
      continue;
    }
    for (i = 0; i < strlen(romanNumber); i++) {
      if (getRomanValue(romanNumber[i]) < getRomanValue(romanNumber[i + 1])) {
        curNum += getRomanValue(romanNumber[i + 1]) - getRomanValue(romanNumber[i]);
        i++;
      } else
        curNum += getRomanValue(romanNumber[i]);
    }
    if (curNum > 256) {
      printf("Number is larger than 256\n");
      continue;
    } else {
      printf("Roman number in decimal is: %d\n", curNum);
      break;
    }
  }
  return 1;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<main>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x38,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  lea    0x10(%rsp),%r14
L39:
  lea    D35(%rip),%rdi
  xor    %eax,%eax
  xor    %r13d,%r13d
  xor    %ebx,%ebx
  call   <printf@plt>
  mov    %r14,%rsi
  lea    D28(%rip),%rdi
  call   <scanf@plt>
  mov    %r14,%rdi
  call   <checkRomanN@plt>
  test   %rax,%rax
  je     L3
  nopw   0x0(%rax,%rax,1)
L22:
  mov    %r14,%rdi
  call   <strlen@plt>
  cmp    %ebx,%eax
  jle    L17
L46:
  movslq %ebx,%r15
  lea    0x1(%rbx),%r12d
  movsbl 0x10(%rsp,%r15,1),%edi
  movslq %r12d,%rbp
  call   <getRomanValue@plt>
  movsbl 0x10(%rsp,%rbp,1),%edi
  mov    %rax,0x8(%rsp)
  call   <getRomanValue@plt>
  cmp    %rax,0x8(%rsp)
  jge    L20
  movsbl 0x10(%rsp,%rbp,1),%edi
  add    $0x2,%ebx
  call   <getRomanValue@plt>
  movsbl 0x10(%rsp,%r15,1),%edi
  mov    %rax,%rbp
  call   <getRomanValue@plt>
  mov    %r14,%rdi
  sub    %rax,%rbp
  add    %ebp,%r13d
  call   <strlen@plt>
  cmp    %ebx,%eax
  jg     L46
L17:
  cmp    $0x100,%r13d
  jg     L73
  xor    %eax,%eax
  mov    %r13d,%esi
  lea    D32(%rip),%rdi
  call   <printf@plt>
  mov    0x28(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L35
  add    $0x38,%rsp
  mov    $0x1,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopw   0x0(%rax,%rax,1)
L20:
  movsbl 0x10(%rsp,%r15,1),%edi
  mov    %r12d,%ebx
  call   <getRomanValue@plt>
  add    %eax,%r13d
  jmp    L22
L3:
  lea    D1(%rip),%rdi
  call   <puts@plt>
  jmp    L39
L73:
  lea    D46(%rip),%rdi
  call   <puts@plt>
  jmp    L39
L35:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: data_tag: D35
type: string
name: unpack_data
arguments: data_tag: D28
type: string
name: unpack_data
arguments: data_tag: D32
type: string
name: unpack_data
arguments: data_tag: D1
type: string
name: unpack_data
arguments: data_tag: D46
type: string

tool: D35: Input roman number: 

tool: D28: %s

tool: D32: Roman number in decimal is: %d


tool: D1: Input a valid roman number

tool: D46: Number is larger than 256

assistant: ```c
int main() {
  char romanNumber[20];
  int i, curNum;
  while (1) {
    curNum = 0;
    printf("Input roman number: ");
    scanf("%s", romanNumber);
    if (checkRomanN(romanNumber) == 0) {
      printf("Input a valid roman number\n");
      continue;
    }
    for (i = 0; i < strlen(romanNumber); i++) {
      if (getRomanValue(romanNumber[i]) < getRomanValue(romanNumber[i + 1])) {
        curNum += getRomanValue(romanNumber[i + 1]) - getRomanValue(romanNumber[i]);
        i++;
      } else
        curNum += getRomanValue(romanNumber[i]);
    }
    if (curNum > 256) {
      printf("Number is larger than 256\n");
      continue;
    } else {
      printf("Roman number in decimal is: %d\n", curNum);
      break;
    }
  }
  return 1;
}
```
user: Translate the below assembly code into C programming language:

```asm
<ft_memcpy>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x20(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  jmp    L4
L6:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%edx
  mov    -0x10(%rbp),%rax
  mov    %dl,(%rax)
  addq   $0x1,-0x8(%rbp)
  addq   $0x1,-0x10(%rbp)
  subq   $0x1,-0x28(%rbp)
L4:
  cmpq   $0x0,-0x28(%rbp)
  jne    L6
  mov    -0x18(%rbp),%rax
  pop    %rbp
  ret
```

assistant: ```c
void *ft_memcpy(void *dst, const void *src, size_t n) {
  unsigned char *d;
  unsigned char *s;
  d = (unsigned char *)dst;
  s = (unsigned char *)src;
  while (n > 0) {
    *d = *s;
    s++;
    d++;
    n--;
  }
  return (dst);
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<ft_memcpy>:
  endbr64
  mov    %rdi,%rax
  test   %rdx,%rdx
  je     L1
  mov    $0x0,%ecx
L6:
  movzbl (%rsi,%rcx,1),%r8d
  mov    %r8b,(%rax,%rcx,1)
  add    $0x1,%rcx
  cmp    %rdx,%rcx
  jne    L6
L1:
  ret
```

assistant: ```c
void *ft_memcpy(void *dst, const void *src, size_t n) {
  unsigned char *d;
  unsigned char *s;
  d = (unsigned char *)dst;
  s = (unsigned char *)src;
  while (n > 0) {
    *d = *s;
    s++;
    d++;
    n--;
  }
  return (dst);
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<ft_memcpy>:
  endbr64
  mov    %rdi,%rax
  test   %rdx,%rdx
  je     L17
  xor    %ecx,%ecx
  xchg   %ax,%ax
L15:
  movzbl (%rsi,%rcx,1),%r8d
  mov    %r8b,(%rax,%rcx,1)
  add    $0x1,%rcx
  cmp    %rdx,%rcx
  jne    L15
L17:
  ret
```

assistant: ```c
void *ft_memcpy(void *dst, const void *src, size_t n) {
  unsigned char *d;
  unsigned char *s;
  d = (unsigned char *)dst;
  s = (unsigned char *)src;
  while (n > 0) {
    *d = *s;
    s++;
    d++;
    n--;
  }
  return (dst);
}
```
user: What is the c source code of the assembly code below?

```asm
<ft_memcpy>:
  endbr64
  mov    %rdi,%r8
  mov    %rsi,%rcx
  test   %rdx,%rdx
  je     L54
  lea    0x1(%rsi),%rdi
  mov    %r8,%rsi
  lea    -0x1(%rdx),%rax
  sub    %rdi,%rsi
  cmp    $0xe,%rsi
  jbe    L138
  cmp    $0x6,%rax
  jbe    L138
  cmp    $0xe,%rax
  jbe    L118
  mov    %rdx,%rsi
  xor    %eax,%eax
  and    $0xfffffffffffffff0,%rsi
  nopl   0x0(%rax,%rax,1)
L18:
  movdqu (%rcx,%rax,1),%xmm0
  movups %xmm0,(%r8,%rax,1)
  add    $0x10,%rax
  cmp    %rax,%rsi
  jne    L18
  mov    %rdx,%r9
  mov    %rdx,%rax
  and    $0xfffffffffffffff0,%r9
  and    $0xf,%eax
  lea    (%r8,%r9,1),%rsi
  lea    (%rcx,%r9,1),%rdi
  cmp    %r9,%rdx
  je     L54
  lea    -0x1(%rax),%r10
  mov    %rax,%rdx
  cmp    $0x6,%r10
  jbe    L57
L123:
  mov    (%rcx,%r9,1),%rcx
  mov    %rcx,(%r8,%r9,1)
  mov    %rdx,%rcx
  and    $0xfffffffffffffff8,%rcx
  sub    %rcx,%rax
  add    %rcx,%rsi
  add    %rcx,%rdi
  cmp    %rcx,%rdx
  je     L54
  lea    -0x1(%rax),%r10
L57:
  movzbl (%rdi),%edx
  mov    %dl,(%rsi)
  test   %r10,%r10
  je     L54
  movzbl 0x1(%rdi),%edx
  mov    %dl,0x1(%rsi)
  cmp    $0x2,%rax
  je     L54
  movzbl 0x2(%rdi),%edx
  mov    %dl,0x2(%rsi)
  cmp    $0x3,%rax
  je     L54
  movzbl 0x3(%rdi),%edx
  mov    %dl,0x3(%rsi)
  cmp    $0x4,%rax
  je     L54
  movzbl 0x4(%rdi),%edx
  mov    %dl,0x4(%rsi)
  cmp    $0x5,%rax
  je     L54
  movzbl 0x5(%rdi),%edx
  mov    %dl,0x5(%rsi)
  cmp    $0x6,%rax
  je     L54
  movzbl 0x6(%rdi),%eax
  mov    %al,0x6(%rsi)
L54:
  mov    %r8,%rax
  ret
  nopl   (%rax)
L138:
  xor    %eax,%eax
  nopw   0x0(%rax,%rax,1)
L12:
  movzbl (%rcx,%rax,1),%esi
  mov    %sil,(%r8,%rax,1)
  add    $0x1,%rax
  cmp    %rax,%rdx
  jne    L12
  mov    %r8,%rax
  ret
L118:
  mov    %rcx,%rdi
  mov    %r8,%rsi
  mov    %rdx,%rax
  xor    %r9d,%r9d
  jmp    L123
```

assistant: ```c
void *ft_memcpy(void *dst, const void *src, size_t n) {
  unsigned char *d;
  unsigned char *s;
  d = (unsigned char *)dst;
  s = (unsigned char *)src;
  while (n > 0) {
    *d = *s;
    s++;
    d++;
    n--;
  }
  return (dst);
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<binsrch_gte>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %edx,-0x24(%rbp)
  movl   $0xffffffff,-0xc(%rbp)
  mov    -0x20(%rbp),%rax
  mov    %eax,-0x8(%rbp)
  jmp    L23
L3:
  mov    -0x8(%rbp),%eax
  sub    -0xc(%rbp),%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %edx,%eax
  sar    %eax
  mov    %eax,%edx
  mov    -0xc(%rbp),%eax
  add    %edx,%eax
  mov    %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  cmp    %eax,-0x24(%rbp)
  jle    L48
  mov    -0x4(%rbp),%eax
  mov    %eax,-0xc(%rbp)
  jmp    L23
L48:
  mov    -0x4(%rbp),%eax
  mov    %eax,-0x8(%rbp)
L23:
  mov    -0xc(%rbp),%eax
  add    $0x1,%eax
  cmp    %eax,-0x8(%rbp)
  jne    L3
  mov    -0xc(%rbp),%eax
  add    $0x1,%eax
  cltq
  cmp    %rax,-0x20(%rbp)
  je     L36
  mov    -0xc(%rbp),%eax
  add    $0x1,%eax
  jmp    L57
L36:
  mov    $0xffffffff,%eax
L57:
  pop    %rbp
  ret
```

assistant: ```c
ssize_t binsrch_gte(int arr[], size_t arr_sz, int val) {
  ssize_t l = -1;
  ssize_t r = arr_sz;
  while (l + 1 != r) {
    ssize_t mid = l + (r - l) / 2;
    if (arr[mid] < val) {
      l = mid;
    } else {
      r = mid;
    }
  }
  return (l + 1 == arr_sz) ? (-1) : (l + 1);
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<binsrch_gte>:
  endbr64
  mov    %rdi,%r9
  mov    %esi,%edi
  mov    $0xffffffff,%ecx
  jmp    L16
L2:
  mov    %edi,%r8d
  sub    %ecx,%r8d
  mov    %r8d,%eax
  shr    $0x1f,%eax
  add    %r8d,%eax
  sar    %eax
  add    %ecx,%eax
  movslq %eax,%r8
  cmp    %edx,(%r9,%r8,4)
  cmovge %eax,%edi
  cmovl  %eax,%ecx
L16:
  lea    0x1(%rcx),%eax
  cmp    %edi,%eax
  jne    L2
  movslq %edi,%rax
  cmp    %rsi,%rax
  mov    $0xffffffff,%eax
  cmove  %eax,%edi
  mov    %edi,%eax
  ret
```

assistant: ```c
ssize_t binsrch_gte(int arr[], size_t arr_sz, int val) {
  ssize_t l = -1;
  ssize_t r = arr_sz;
  while (l + 1 != r) {
    ssize_t mid = l + (r - l) / 2;
    if (arr[mid] < val) {
      l = mid;
    } else {
      r = mid;
    }
  }
  return (l + 1 == arr_sz) ? (-1) : (l + 1);
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<binsrch_gte>:
  endbr64
  mov    %rdi,%r10
  mov    %esi,%r8d
  mov    $0xffffffff,%ecx
  xor    %r9d,%r9d
  jmp    L25
  nopl   0x0(%rax)
L39:
  mov    %r8d,%edi
  sub    %ecx,%edi
  mov    %edi,%eax
  shr    $0x1f,%eax
  add    %edi,%eax
  sar    %eax
  add    %ecx,%eax
  movslq %eax,%rdi
  cmp    %edx,(%r10,%rdi,4)
  jge    L33
  mov    %eax,%ecx
  lea    0x1(%rax),%r9d
L25:
  cmp    %r8d,%r9d
  jne    L39
  movslq %r9d,%rax
  mov    $0xffffffff,%r8d
  cmp    %rsi,%rax
  cmovne %r9d,%r8d
  mov    %r8d,%eax
  ret
L33:
  mov    %eax,%r8d
  jmp    L25
```

assistant: ```c
ssize_t binsrch_gte(int arr[], size_t arr_sz, int val) {
  ssize_t l = -1;
  ssize_t r = arr_sz;
  while (l + 1 != r) {
    ssize_t mid = l + (r - l) / 2;
    if (arr[mid] < val) {
      l = mid;
    } else {
      r = mid;
    }
  }
  return (l + 1 == arr_sz) ? (-1) : (l + 1);
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<binsrch_gte>:
  endbr64
  mov    %rdi,%r10
  mov    %esi,%r8d
  mov    $0xffffffff,%ecx
  xor    %r9d,%r9d
  jmp    L39
  nopl   0x0(%rax)
L10:
  mov    %r8d,%edi
  sub    %ecx,%edi
  mov    %edi,%eax
  shr    $0x1f,%eax
  add    %edi,%eax
  sar    %eax
  add    %ecx,%eax
  movslq %eax,%rdi
  cmp    %edx,(%r10,%rdi,4)
  jge    L13
  mov    %eax,%ecx
  lea    0x1(%rax),%r9d
L39:
  cmp    %r8d,%r9d
  jne    L10
  movslq %r9d,%rax
  mov    $0xffffffff,%r8d
  cmp    %rsi,%rax
  cmovne %r9d,%r8d
  mov    %r8d,%eax
  ret
L13:
  mov    %eax,%r8d
  jmp    L39
```

assistant: ```c
ssize_t binsrch_gte(int arr[], size_t arr_sz, int val) {
  ssize_t l = -1;
  ssize_t r = arr_sz;
  while (l + 1 != r) {
    ssize_t mid = l + (r - l) / 2;
    if (arr[mid] < val) {
      l = mid;
    } else {
      r = mid;
    }
  }
  return (l + 1 == arr_sz) ? (-1) : (l + 1);
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<rtld_fdputchar>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    %esi,-0x18(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x18(%rbp),%eax
  mov    %al,-0x9(%rbp)
  lea    -0x9(%rbp),%rcx
  mov    -0x14(%rbp),%eax
  mov    $0x1,%edx
  mov    %rcx,%rsi
  mov    %eax,%edi
  call   <write@plt>
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L0
  call   <__stack_chk_fail@plt>
L0:
  leave
  ret
```

assistant: ```c
void rtld_fdputchar(int fd, int c) {
  char c1;
  c1 = c;
  write(fd, &c1, 1);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<rtld_fdputchar>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    %sil,0x7(%rsp)
  lea    0x7(%rsp),%rsi
  mov    $0x1,%edx
  call   <write@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L5
  add    $0x18,%rsp
  ret
L5:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void rtld_fdputchar(int fd, int c) {
  char c1;
  c1 = c;
  write(fd, &c1, 1);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<rtld_fdputchar>:
  endbr64
  sub    $0x18,%rsp
  mov    $0x1,%edx
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    %sil,0x7(%rsp)
  lea    0x7(%rsp),%rsi
  call   <write@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L1
  add    $0x18,%rsp
  ret
L1:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void rtld_fdputchar(int fd, int c) {
  char c1;
  c1 = c;
  write(fd, &c1, 1);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<rtld_fdputchar>:
  endbr64
  sub    $0x18,%rsp
  mov    $0x1,%edx
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    %sil,0x7(%rsp)
  lea    0x7(%rsp),%rsi
  call   <write@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L2
  add    $0x18,%rsp
  ret
L2:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void rtld_fdputchar(int fd, int c) {
  char c1;
  c1 = c;
  write(fd, &c1, 1);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<Operand_br2_encode>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  mov    (%rax),%eax
  and    $0xfffffff1,%eax
  test   %eax,%eax
  setne  %al
  movzbl %al,%eax
  mov    %eax,-0x4(%rbp)
  mov    -0x18(%rbp),%rax
  mov    (%rax),%eax
  shr    %eax
  mov    %eax,%edx
  mov    -0x18(%rbp),%rax
  mov    %edx,(%rax)
  mov    -0x4(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
int Operand_br2_encode(unsigned int *valp) {
  int error;
  error = (*valp & ~(0x7 << 1)) != 0;
  *valp = *valp >> 1;
  return error;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<Operand_br2_encode>:
  endbr64
  mov    (%rdi),%eax
  mov    %eax,%edx
  shr    %edx
  mov    %edx,(%rdi)
  test   $0xfffffff1,%eax
  setne  %al
  movzbl %al,%eax
  ret
```

assistant: ```c
int Operand_br2_encode(unsigned int *valp) {
  int error;
  error = (*valp & ~(0x7 << 1)) != 0;
  *valp = *valp >> 1;
  return error;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<Operand_br2_encode>:
  endbr64
  mov    (%rdi),%eax
  mov    %eax,%edx
  shr    %edx
  and    $0xfffffff1,%eax
  setne  %al
  mov    %edx,(%rdi)
  movzbl %al,%eax
  ret
```

assistant: ```c
int Operand_br2_encode(unsigned int *valp) {
  int error;
  error = (*valp & ~(0x7 << 1)) != 0;
  *valp = *valp >> 1;
  return error;
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<Operand_br2_encode>:
  endbr64
  mov    (%rdi),%eax
  mov    %eax,%edx
  shr    %edx
  and    $0xfffffff1,%eax
  setne  %al
  mov    %edx,(%rdi)
  movzbl %al,%eax
  ret
```

assistant: ```c
int Operand_br2_encode(unsigned int *valp) {
  int error;
  error = (*valp & ~(0x7 << 1)) != 0;
  *valp = *valp >> 1;
  return error;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<tl_extract_taxlabel>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x28(%rbp)
  movl   $0x0,-0x18(%rbp)
  movq   $0x0,-0x10(%rbp)
  mov    -0x28(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x20,%al
  je     L127
  mov    -0x28(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x28,%al
  jne    L75
L127:
  addq   $0x1,-0x28(%rbp)
  mov    -0x28(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x20,%al
  je     L127
  mov    -0x28(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x28,%al
  je     L127
L75:
  mov    -0x28(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x3a,%al
  je     L114
  mov    -0x28(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x29,%al
  je     L114
  mov    -0x28(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %rax,-0x8(%rbp)
  addq   $0x1,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <tl_alloc@plt>
  mov    %rax,-0x10(%rbp)
L119:
  movl   $0x0,-0x14(%rbp)
  mov    -0x28(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isalnum@plt>
  test   %rax,%rax
  jne    L106
  mov    -0x28(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x20,%al
  je     L106
  mov    -0x28(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x27,%al
  je     L106
  mov    -0x28(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x5f,%al
  je     L106
  mov    -0x28(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x22,%al
  jne    L79
L106:
  mov    -0x28(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x27,%al
  je     L53
  mov    -0x18(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x10(%rbp),%rax
  add    %rax,%rdx
  mov    -0x28(%rbp),%rax
  movzbl (%rax),%eax
  mov    %al,(%rdx)
  mov    -0x18(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x5f,%al
  jne    L99
  mov    -0x18(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  movb   $0x20,(%rax)
L99:
  addl   $0x1,-0x18(%rbp)
L53:
  addq   $0x1,-0x28(%rbp)
  movl   $0x1,-0x14(%rbp)
L79:
  cmpl   $0x0,-0x14(%rbp)
  jne    L119
L114:
  mov    -0x10(%rbp),%rax
  leave
  ret
```

assistant: ```c
char *tl_extract_taxlabel(char *token) {
  int i = 0;
  char *label = NULL;
  if (*token == ' ' || *token == '(') {
    do {
      ++token;
    } while (*token == ' ' || *token == '(');
  }
  if (*token != ':' && *token != ')') {
    unsigned long tklen = strlen(token);
    ++tklen;
    label = (char *)tl_alloc(tklen * sizeof(char), 0);
    int endtok;
    do {
      endtok = 0;
      if (isalnum(*token) || *token == ' ' || *token == '\'' || *token == '_' || *token == '"') {
        if (*token != '\'') {
          label[i] = *token;
          if (label[i] == '_') {
            label[i] = ' ';
          }
          ++i;
        }
        ++token;
        endtok = 1;
      }
    } while (endtok);
  }
  return label;
}
```
user: Translate the below assembly code into C programming language:

```asm
<tl_extract_taxlabel>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbx
  movzbl (%rdi),%eax
  and    $0xfffffff7,%eax
  cmp    $0x20,%al
  jne    L112
L28:
  add    $0x1,%rbx
  movzbl (%rbx),%eax
  and    $0xfffffff7,%eax
  cmp    $0x20,%al
  je     L28
L112:
  movzbl (%rbx),%eax
  cmp    $0x3a,%al
  je     L58
  cmp    $0x29,%al
  je     L58
  mov    %rbx,%rdi
  call   <strlen@plt>
  lea    0x1(%rax),%rdi
  mov    $0x0,%esi
  call   <tl_alloc@plt>
  mov    %rax,%r12
  mov    $0x0,%ebp
  movabs $0x2000000000000021,%r13
  jmp    L46
L64:
  movzbl (%rbx),%eax
  cmp    $0x27,%al
  je     L80
  movslq %ebp,%rdx
  add    %r12,%rdx
  cmp    $0x5f,%al
  mov    $0x20,%ecx
  cmove  %ecx,%eax
L66:
  mov    %al,(%rdx)
  add    $0x1,%ebp
L80:
  add    $0x1,%rbx
L46:
  movsbl (%rbx),%edi
  call   <isalnum@plt>
  test   %rax,%rax
  jne    L64
  movzbl (%rbx),%eax
  cmp    $0x20,%al
  je     L50
  sub    $0x22,%eax
  cmp    $0x3d,%al
  ja     L68
  bt     %rax,%r13
  jb     L64
L68:
  mov    %r12,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L58:
  mov    $0x0,%r12d
  jmp    L68
L50:
  movslq %ebp,%rdx
  add    %r12,%rdx
  jmp    L66
```

assistant: ```c
char *tl_extract_taxlabel(char *token) {
  int i = 0;
  char *label = NULL;
  if (*token == ' ' || *token == '(') {
    do {
      ++token;
    } while (*token == ' ' || *token == '(');
  }
  if (*token != ':' && *token != ')') {
    unsigned long tklen = strlen(token);
    ++tklen;
    label = (char *)tl_alloc(tklen * sizeof(char), 0);
    int endtok;
    do {
      endtok = 0;
      if (isalnum(*token) || *token == ' ' || *token == '\'' || *token == '_' || *token == '"') {
        if (*token != '\'') {
          label[i] = *token;
          if (label[i] == '_') {
            label[i] = ' ';
          }
          ++i;
        }
        ++token;
        endtok = 1;
      }
    } while (endtok);
  }
  return label;
}
```