ylfeng/ReF-Decompile-dataset huggingface dataset:
user: Demonstrate the C code that generates the assembly output below:

```asm
<BackupDirContent>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x1000,%rsp
  orq    $0x0,(%rsp)
  sub    $0x28,%rsp
  lea    D15(%rip),%r14
  mov    %fs:0x28,%rax
  mov    %rax,0x1018(%rsp)
  xor    %eax,%eax
  mov    %rdi,%rbp
  mov    %rsi,%r13
  mov    %edx,%r12d
  call   <opendir@plt>
  mov    %rax,%rbx
  test   %rax,%rax
  je     L86
L72:
  mov    %rbx,%rdi
  call   <readdir@plt>
  test   %rax,%rax
  je     L45
L56:
  mov    (%rax),%r15
  cmpb   $0x2e,(%r15)
  jne    L87
  cmpb   $0x0,0x1(%r15)
  je     L72
L87:
  cmpb   $0x2e,(%r15)
  jne    L97
  cmpb   $0x2e,0x1(%r15)
  jne    L97
  cmpb   $0x0,0x2(%r15)
  je     L72
  nopl   0x0(%rax,%rax,1)
L97:
  lea    0x10(%rsp),%r8
  mov    %rbp,%rsi
  mov    %r8,%rdi
  mov    %r8,0x8(%rsp)
  call   <strcpy@plt>
  mov    %r14,%rsi
  mov    %eax,%edi
  call   <strcat@plt>
  mov    %r15,%rsi
  mov    %eax,%edi
  call   <strcat@plt>
  mov    0x8(%rsp),%rdi
  mov    %r12d,%edx
  mov    %r13,%rsi
  call   <BackupNode@plt>
  mov    %rbx,%rdi
  call   <readdir@plt>
  test   %rax,%rax
  jne    L56
L45:
  mov    0x1018(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L66
  add    $0x1028,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax,%rax,1)
L86:
  mov    0x1018(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L66
  add    $0x1028,%rsp
  lea    D9(%rip),%rdi
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    1100 <perror@plt>
L66:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: data_label: D15
data_type: string
name: unpack_data
arguments: data_label: D9
data_type: string

tool: D15: /

tool: D9: folder open error:  

assistant: ```c
void BackupDirContent(const char *nodename, const struct stat *tinode, int tfd) {
  DIR *dir;
  struct dirent *dentry;
  char name[4096];
  dir = opendir(nodename);
  if (!dir) {
    perror("folder open error:  ");
    return;
  }
  while ((dentry = readdir(dir)) != NULL) {
    if (!strcmp(dentry->d_name, ".") || !strcmp(dentry->d_name, "..")) {
      continue;
    }
    strcat(strcat(strcpy(name, nodename), "/"), dentry->d_name);
    BackupNode(name, tinode, tfd);
  }
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<BackupDirContent>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x1000,%rsp
  orq    $0x0,(%rsp)
  sub    $0x28,%rsp
  lea    D6(%rip),%r14
  mov    %fs:0x28,%rax
  mov    %rax,0x1018(%rsp)
  xor    %eax,%eax
  mov    %rdi,%rbp
  mov    %rsi,%r13
  mov    %edx,%r12d
  call   <opendir@plt>
  mov    %rax,%rbx
  test   %rax,%rax
  je     L2
L92:
  mov    %rbx,%rdi
  call   <readdir@plt>
  test   %rax,%rax
  je     L15
L67:
  mov    (%rax),%r15
  cmpb   $0x2e,(%r15)
  jne    L4
  cmpb   $0x0,0x1(%r15)
  je     L92
L4:
  cmpb   $0x2e,(%r15)
  jne    L23
  cmpb   $0x2e,0x1(%r15)
  jne    L23
  cmpb   $0x0,0x2(%r15)
  je     L92
  nopl   0x0(%rax,%rax,1)
L23:
  lea    0x10(%rsp),%r8
  mov    %rbp,%rsi
  mov    %r8,%rdi
  mov    %r8,0x8(%rsp)
  call   <strcpy@plt>
  mov    %r14,%rsi
  mov    %eax,%edi
  call   <strcat@plt>
  mov    %r15,%rsi
  mov    %eax,%edi
  call   <strcat@plt>
  mov    0x8(%rsp),%rdi
  mov    %r12d,%edx
  mov    %r13,%rsi
  call   <BackupNode@plt>
  mov    %rbx,%rdi
  call   <readdir@plt>
  test   %rax,%rax
  jne    L67
L15:
  mov    0x1018(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L53
  add    $0x1028,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax,%rax,1)
L2:
  mov    0x1018(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L53
  add    $0x1028,%rsp
  lea    D16(%rip),%rdi
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    1100 <perror@plt>
L53:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: label: D6
type: string
name: disassemble_data
arguments: label: D16
type: string

tool: D6: /

tool: D16: folder open error:  

assistant: ```c
void BackupDirContent(const char *nodename, const struct stat *tinode, int tfd) {
  DIR *dir;
  struct dirent *dentry;
  char name[4096];
  dir = opendir(nodename);
  if (!dir) {
    perror("folder open error:  ");
    return;
  }
  while ((dentry = readdir(dir)) != NULL) {
    if (!strcmp(dentry->d_name, ".") || !strcmp(dentry->d_name, "..")) {
      continue;
    }
    strcat(strcat(strcpy(name, nodename), "/"), dentry->d_name);
    BackupNode(name, tinode, tfd);
  }
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movq   $0x0,-0x30(%rbp)
  lea    -0x30(%rbp),%rax
  mov    %rax,%rsi
  lea    D14(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <scanf@plt>
  mov    -0x30(%rbp),%rax
  lea    -0x28(%rbp),%rcx
  mov    $0x2,%edx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <strtol@plt>
  pxor   %xmm0,%xmm0
  cvtsi2sd %eax,%xmm0
  movsd  %xmm0,-0x20(%rbp)
  mov    -0x28(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L7
  mov    -0x28(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x2e,%al
  sete   %al
  movzbl %al,%eax
  mov    %eax,%edi
  mov    $0x0,%eax
  call   <assert@plt>
  mov    -0x28(%rbp),%rax
  add    $0x1,%rax
  mov    %rax,-0x28(%rbp)
  mov    -0x28(%rbp),%rax
  mov    $0x2,%edx
  mov    $0x0,%esi
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <strtol@plt>
  cltq
  mov    %rax,-0x18(%rbp)
  mov    -0x28(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %rax,-0x10(%rbp)
  pxor   %xmm0,%xmm0
  cvtsi2sdq -0x18(%rbp),%xmm0
  mov    -0x10(%rbp),%rax
  mov    $0x1,%edx
  mov    %eax,%ecx
  shl    %cl,%edx
  mov    %edx,%eax
  pxor   %xmm1,%xmm1
  cvtsi2sd %eax,%xmm1
  divsd  %xmm1,%xmm0
  movsd  -0x20(%rbp),%xmm1
  addsd  %xmm1,%xmm0
  movsd  %xmm0,-0x20(%rbp)
L7:
  mov    -0x20(%rbp),%rax
  movq   %rax,%xmm0
  lea    D9(%rip),%rax
  mov    %rax,%rdi
  mov    $0x1,%eax
  call   <printf@plt>
  mov    -0x30(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L19
  call   <__stack_chk_fail@plt>
L19:
  leave
  ret
```

tool_calls: name: read_data
arguments: label: D14
type_guessed: string
name: read_data
arguments: label: D9
type_guessed: string

tool: D14: %ms

tool: D9: %.12lf


assistant: ```c
int main() {
  char *value_in = 0, *value_in_fractional_part;
  scanf("%ms", &value_in);
  double value_out = strtol(value_in, &value_in_fractional_part, 2);
  if (*value_in_fractional_part) {
    assert(*value_in_fractional_part == '.');
    ++value_in_fractional_part;
    long numerator = strtol(value_in_fractional_part, 0, 2);
    long denominator_log2 = strlen(value_in_fractional_part);
    value_out += (double)numerator / (1 << denominator_log2);
  }
  printf("%.12lf\n", value_out);
  free(value_in);
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<main>:
  endbr64
  push   %rbx
  sub    $0x30,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  movq   $0x0,0x18(%rsp)
  lea    0x18(%rsp),%rsi
  lea    D18(%rip),%rdi
  call   <scanf@plt>
  lea    0x20(%rsp),%rsi
  mov    $0x2,%edx
  mov    0x18(%rsp),%rdi
  mov    $0x0,%eax
  call   <strtol@plt>
  pxor   %xmm2,%xmm2
  cvtsi2sd %eax,%xmm2
  movsd  %xmm2,0x8(%rsp)
  mov    0x20(%rsp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L7
L13:
  movsd  0x8(%rsp),%xmm0
  lea    D10(%rip),%rdi
  mov    $0x1,%eax
  call   <printf@plt>
  mov    0x18(%rsp),%rdi
  call   <free@plt>
  mov    0x28(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L26
  mov    $0x0,%eax
  add    $0x30,%rsp
  pop    %rbx
  ret
L7:
  cmp    $0x2e,%al
  sete   %dil
  movzbl %dil,%edi
  mov    $0x0,%eax
  call   <assert@plt>
  mov    0x20(%rsp),%rax
  lea    0x1(%rax),%rdi
  mov    %rdi,0x20(%rsp)
  mov    $0x2,%edx
  mov    $0x0,%esi
  mov    $0x0,%eax
  call   <strtol@plt>
  mov    %eax,%ebx
  mov    0x20(%rsp),%rdi
  call   <strlen@plt>
  pxor   %xmm0,%xmm0
  cvtsi2sd %ebx,%xmm0
  mov    $0x1,%edx
  mov    %eax,%ecx
  shl    %cl,%edx
  pxor   %xmm1,%xmm1
  cvtsi2sd %edx,%xmm1
  divsd  %xmm1,%xmm0
  addsd  0x8(%rsp),%xmm0
  movsd  %xmm0,0x8(%rsp)
  jmp    L13
L26:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: tag: D18
datatype: string
name: parse_data
arguments: tag: D10
datatype: string

tool: D18: %ms

tool: D10: %.12lf


assistant: ```c
int main() {
  char *value_in = 0, *value_in_fractional_part;
  scanf("%ms", &value_in);
  double value_out = strtol(value_in, &value_in_fractional_part, 2);
  if (*value_in_fractional_part) {
    assert(*value_in_fractional_part == '.');
    ++value_in_fractional_part;
    long numerator = strtol(value_in_fractional_part, 0, 2);
    long denominator_log2 = strlen(value_in_fractional_part);
    value_out += (double)numerator / (1 << denominator_log2);
  }
  printf("%.12lf\n", value_out);
  free(value_in);
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<main>:
  endbr64
  push   %rbx
  lea    D13(%rip),%rdi
  sub    $0x30,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  lea    0x18(%rsp),%rsi
  movq   $0x0,0x18(%rsp)
  call   <scanf@plt>
  mov    0x18(%rsp),%rdi
  lea    0x20(%rsp),%rsi
  xor    %eax,%eax
  mov    $0x2,%edx
  call   <strtol@plt>
  pxor   %xmm0,%xmm0
  cvtsi2sd %eax,%xmm0
  mov    0x20(%rsp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L17
L14:
  lea    D2(%rip),%rdi
  mov    $0x1,%eax
  call   <printf@plt>
  mov    0x18(%rsp),%rdi
  call   <free@plt>
  mov    0x28(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L11
  add    $0x30,%rsp
  xor    %eax,%eax
  pop    %rbx
  ret
L17:
  xor    %edi,%edi
  cmp    $0x2e,%al
  movsd  %xmm0,0x8(%rsp)
  sete   %dil
  xor    %eax,%eax
  call   <assert@plt>
  mov    0x20(%rsp),%rax
  mov    $0x2,%edx
  xor    %esi,%esi
  lea    0x1(%rax),%rdi
  xor    %eax,%eax
  mov    %rdi,0x20(%rsp)
  call   <strtol@plt>
  mov    0x20(%rsp),%rdi
  mov    %eax,%ebx
  call   <strlen@plt>
  mov    $0x1,%edx
  pxor   %xmm1,%xmm1
  pxor   %xmm2,%xmm2
  mov    %eax,%ecx
  cvtsi2sd %ebx,%xmm1
  movsd  0x8(%rsp),%xmm0
  shl    %cl,%edx
  cvtsi2sd %edx,%xmm2
  divsd  %xmm2,%xmm1
  addsd  %xmm1,%xmm0
  jmp    L14
L11:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: tag: D13
datatype: string
name: read_data
arguments: tag: D2
datatype: string

tool: D13: %ms

tool: D2: %.12lf


assistant: ```c
int main() {
  char *value_in = 0, *value_in_fractional_part;
  scanf("%ms", &value_in);
  double value_out = strtol(value_in, &value_in_fractional_part, 2);
  if (*value_in_fractional_part) {
    assert(*value_in_fractional_part == '.');
    ++value_in_fractional_part;
    long numerator = strtol(value_in_fractional_part, 0, 2);
    long denominator_log2 = strlen(value_in_fractional_part);
    value_out += (double)numerator / (1 << denominator_log2);
  }
  printf("%.12lf\n", value_out);
  free(value_in);
  return 0;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<main>:
  endbr64
  push   %rbx
  lea    D19(%rip),%rdi
  sub    $0x30,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  lea    0x18(%rsp),%rsi
  movq   $0x0,0x18(%rsp)
  call   <scanf@plt>
  mov    0x18(%rsp),%rdi
  lea    0x20(%rsp),%rsi
  xor    %eax,%eax
  mov    $0x2,%edx
  call   <strtol@plt>
  pxor   %xmm0,%xmm0
  cvtsi2sd %eax,%xmm0
  mov    0x20(%rsp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L24
L3:
  lea    D17(%rip),%rdi
  mov    $0x1,%eax
  call   <printf@plt>
  mov    0x18(%rsp),%rdi
  call   <free@plt>
  mov    0x28(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L21
  add    $0x30,%rsp
  xor    %eax,%eax
  pop    %rbx
  ret
L24:
  xor    %edi,%edi
  cmp    $0x2e,%al
  movsd  %xmm0,0x8(%rsp)
  sete   %dil
  xor    %eax,%eax
  call   <assert@plt>
  mov    0x20(%rsp),%rax
  mov    $0x2,%edx
  xor    %esi,%esi
  lea    0x1(%rax),%rdi
  xor    %eax,%eax
  mov    %rdi,0x20(%rsp)
  call   <strtol@plt>
  mov    0x20(%rsp),%rdi
  mov    %eax,%ebx
  call   <strlen@plt>
  mov    $0x1,%edx
  pxor   %xmm1,%xmm1
  pxor   %xmm2,%xmm2
  mov    %eax,%ecx
  cvtsi2sd %ebx,%xmm1
  movsd  0x8(%rsp),%xmm0
  shl    %cl,%edx
  cvtsi2sd %edx,%xmm2
  divsd  %xmm2,%xmm1
  addsd  %xmm1,%xmm0
  jmp    L3
L21:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: label: D19
data_type: string
name: read_data
arguments: label: D17
data_type: string

tool: D19: %ms

tool: D17: %.12lf


assistant: ```c
int main() {
  char *value_in = 0, *value_in_fractional_part;
  scanf("%ms", &value_in);
  double value_out = strtol(value_in, &value_in_fractional_part, 2);
  if (*value_in_fractional_part) {
    assert(*value_in_fractional_part == '.');
    ++value_in_fractional_part;
    long numerator = strtol(value_in_fractional_part, 0, 2);
    long denominator_log2 = strlen(value_in_fractional_part);
    value_out += (double)numerator / (1 << denominator_log2);
  }
  printf("%.12lf\n", value_out);
  free(value_in);
  return 0;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<identity_either_char_to_other>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %esi,-0xc(%rbp)
  mov    %rdx,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  mov    -0xc(%rbp),%edx
  mov    %edx,(%rax)
  mov    $0x1,%eax
  pop    %rbp
  ret
```

assistant: ```c
int identity_either_char_to_other(void *baton, int either_char, int *other_char) {
  *other_char = either_char;
  return 1;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<identity_either_char_to_other>:
  endbr64
  mov    %esi,(%rdx)
  mov    $0x1,%eax
  ret
```

assistant: ```c
int identity_either_char_to_other(void *baton, int either_char, int *other_char) {
  *other_char = either_char;
  return 1;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<identity_either_char_to_other>:
  endbr64
  mov    %esi,(%rdx)
  mov    $0x1,%eax
  ret
```

assistant: ```c
int identity_either_char_to_other(void *baton, int either_char, int *other_char) {
  *other_char = either_char;
  return 1;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<getStatus>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movl   $0x0,-0x10(%rbp)
  cmpl   $0x0,-0x14(%rbp)
  jns    L20
  mov    $0xffffffff,%eax
  jmp    L7
L20:
  lea    -0x10(%rbp),%rcx
  mov    -0x14(%rbp),%eax
  mov    $0x1,%edx
  mov    %rcx,%rsi
  mov    %eax,%edi
  call   <read@plt>
  mov    %eax,-0xc(%rbp)
  mov    -0x10(%rbp),%eax
L7:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L23
  call   <__stack_chk_fail@plt>
L23:
  leave
  ret
```

assistant: ```c
uint8_t getStatus(int socket) {
  uint8_t statusID = 0;
  if (socket < 0)
    return -1;
  int cnt = read(socket, &statusID, 1);
  return statusID;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<getStatus>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  movl   $0x0,0x4(%rsp)
  test   %edi,%edi
  js     L11
  lea    0x4(%rsp),%rsi
  mov    $0x1,%edx
  call   <read@plt>
  mov    0x4(%rsp),%eax
L13:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L25
  add    $0x18,%rsp
  ret
L11:
  mov    $0xffffffff,%eax
  jmp    L13
L25:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
uint8_t getStatus(int socket) {
  uint8_t statusID = 0;
  if (socket < 0)
    return -1;
  int cnt = read(socket, &statusID, 1);
  return statusID;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<getStatus>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  movl   $0x0,0x4(%rsp)
  test   %edi,%edi
  js     L19
  lea    0x4(%rsp),%rsi
  mov    $0x1,%edx
  call   <read@plt>
  mov    0x4(%rsp),%eax
L4:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L24
  add    $0x18,%rsp
  ret
  nopl   0x0(%rax)
L19:
  mov    $0xffffffff,%eax
  jmp    L4
L24:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
uint8_t getStatus(int socket) {
  uint8_t statusID = 0;
  if (socket < 0)
    return -1;
  int cnt = read(socket, &statusID, 1);
  return statusID;
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<getStatus>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  movl   $0x0,0x4(%rsp)
  test   %edi,%edi
  js     L15
  lea    0x4(%rsp),%rsi
  mov    $0x1,%edx
  call   <read@plt>
  mov    0x4(%rsp),%eax
L18:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L22
  add    $0x18,%rsp
  ret
  nopl   0x0(%rax)
L15:
  mov    $0xffffffff,%eax
  jmp    L18
L22:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
uint8_t getStatus(int socket) {
  uint8_t statusID = 0;
  if (socket < 0)
    return -1;
  int cnt = read(socket, &statusID, 1);
  return statusID;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<isdelim>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %esi,-0xc(%rbp)
  jmp    L38
L8:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  mov    -0xc(%rbp),%edx
  cmp    %dl,%al
  jne    L13
  mov    $0x1,%eax
  jmp    L32
L13:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x20,%al
  jne    L44
  cmpl   $0x8,-0xc(%rbp)
  jle    L28
  cmpl   $0xd,-0xc(%rbp)
  jle    L42
L28:
  cmpl   $0x20,-0xc(%rbp)
  jne    L44
L42:
  mov    $0x1,%eax
  jmp    L32
L44:
  addq   $0x1,-0x8(%rbp)
L38:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L8
  mov    $0x0,%eax
L32:
  pop    %rbp
  ret
```

assistant: ```c
int isdelim(char *delim, int ch) {
  while (*delim) {
    if (*delim == (char)ch) {
      return 1;
    } else if ((*delim == ' ') && ((((ch) >= 9) && ((ch) <= 0xd)) || ((ch) == 0x20))) {
      return 1;
    }
    delim++;
  }
  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
<isdelim>:
  endbr64
  movzbl (%rdi),%eax
  test   %al,%al
  je     L48
  lea    -0x9(%rsi),%edx
  jmp    L2
L20:
  add    $0x1,%rdi
  movzbl (%rdi),%eax
  test   %al,%al
  je     L15
L2:
  cmp    %sil,%al
  je     L21
  cmp    $0x20,%al
  jne    L20
  cmp    $0x4,%edx
  jbe    L43
  cmp    $0x20,%esi
  jne    L20
L43:
  mov    $0x1,%eax
  ret
L15:
  mov    $0x0,%eax
  ret
L48:
  mov    $0x0,%eax
  ret
L21:
  mov    $0x1,%eax
  ret
```

assistant: ```c
int isdelim(char *delim, int ch) {
  while (*delim) {
    if (*delim == (char)ch) {
      return 1;
    } else if ((*delim == ' ') && ((((ch) >= 9) && ((ch) <= 0xd)) || ((ch) == 0x20))) {
      return 1;
    }
    delim++;
  }
  return 0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<isdelim>:
  endbr64
  movzbl (%rdi),%eax
  test   %al,%al
  je     L49
  mov    %esi,%edx
  lea    -0x9(%rsi),%ecx
  jmp    L65
  nopw   0x0(%rax,%rax,1)
L19:
  movzbl 0x1(%rdi),%eax
  add    $0x1,%rdi
  test   %al,%al
  je     L49
L65:
  cmp    %al,%dl
  je     L50
  cmp    $0x20,%al
  jne    L19
  cmp    $0x4,%ecx
  jbe    L50
  cmp    $0x20,%esi
  jne    L19
L50:
  mov    $0x1,%eax
  ret
  nopl   0x0(%rax)
L49:
  xor    %eax,%eax
  ret
```

assistant: ```c
int isdelim(char *delim, int ch) {
  while (*delim) {
    if (*delim == (char)ch) {
      return 1;
    } else if ((*delim == ' ') && ((((ch) >= 9) && ((ch) <= 0xd)) || ((ch) == 0x20))) {
      return 1;
    }
    delim++;
  }
  return 0;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<isdelim>:
  endbr64
  movzbl (%rdi),%eax
  test   %al,%al
  je     L4
  lea    -0x9(%rsi),%ecx
  mov    %esi,%edx
  cmp    $0x4,%ecx
  jbe    L79
  cmp    $0x20,%esi
  jne    L44
  jmp    L79
  nopl   0x0(%rax)
L29:
  movzbl 0x1(%rdi),%eax
  add    $0x1,%rdi
  test   %al,%al
  je     L4
L44:
  cmp    %dl,%al
  jne    L29
L41:
  mov    $0x1,%eax
  ret
  cs nopw 0x0(%rax,%rax,1)
L86:
  movzbl 0x1(%rdi),%eax
  add    $0x1,%rdi
  test   %al,%al
  je     L4
L79:
  cmp    %al,%dl
  je     L41
  cmp    $0x20,%al
  jne    L86
  mov    $0x1,%eax
  ret
  nopw   0x0(%rax,%rax,1)
L4:
  xor    %eax,%eax
  ret
```

assistant: ```c
int isdelim(char *delim, int ch) {
  while (*delim) {
    if (*delim == (char)ch) {
      return 1;
    } else if ((*delim == ' ') && ((((ch) >= 9) && ((ch) <= 0xd)) || ((ch) == 0x20))) {
      return 1;
    }
    delim++;
  }
  return 0;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<set_log_bit>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %edx,-0x20(%rbp)
  mov    -0x1c(%rbp),%eax
  sub    $0x1,%eax
  lea    0x7(%rax),%edx
  test   %eax,%eax
  cmovs  %edx,%eax
  sar    $0x3,%eax
  mov    %eax,-0x8(%rbp)
  mov    -0x1c(%rbp),%eax
  sub    $0x1,%eax
  cltd
  shr    $0x1d,%edx
  add    %edx,%eax
  and    $0x7,%eax
  sub    %edx,%eax
  mov    %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  mov    $0x80,%edx
  mov    %eax,%ecx
  sar    %cl,%edx
  mov    %edx,%eax
  mov    %al,-0x9(%rbp)
  cmpl   $0x0,-0x20(%rbp)
  je     L6
  mov    -0x8(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%ecx
  movzbl -0x9(%rbp),%edx
  mov    -0x8(%rbp),%eax
  movslq %eax,%rsi
  mov    -0x18(%rbp),%rax
  add    %rsi,%rax
  or     %ecx,%edx
  mov    %dl,(%rax)
  jmp    L17
L6:
  mov    -0x8(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%edx
  movzbl -0x9(%rbp),%eax
  not    %eax
  mov    %eax,%esi
  mov    -0x8(%rbp),%eax
  movslq %eax,%rcx
  mov    -0x18(%rbp),%rax
  add    %rcx,%rax
  and    %esi,%edx
  mov    %dl,(%rax)
L17:
  nop
  pop    %rbp
  ret
```

assistant: ```c
set_log_bit(char *s, int node, int k) {
  int j, i;
  unsigned char c;
  j = (node - 1) / 8;
  i = (node - 1) % 8;
  c = 0x80 >> i;
  if (k)
    s[j] |= c;
  else
    s[j] &= ~c;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<set_log_bit>:
  endbr64
  mov    %edx,%r8d
  lea    0x6(%rsi),%eax
  sub    $0x1,%esi
  cmovns %esi,%eax
  sar    $0x3,%eax
  and    $0x7,%esi
  mov    $0x80,%edx
  mov    %esi,%ecx
  sar    %cl,%edx
  test   %r8d,%r8d
  je     L1
  cltq
  or     %dl,(%rdi,%rax,1)
  ret
L1:
  cltq
  not    %edx
  and    %dl,(%rdi,%rax,1)
  ret
```

assistant: ```c
set_log_bit(char *s, int node, int k) {
  int j, i;
  unsigned char c;
  j = (node - 1) / 8;
  i = (node - 1) % 8;
  c = 0x80 >> i;
  if (k)
    s[j] |= c;
  else
    s[j] &= ~c;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<set_log_bit>:
  endbr64
  lea    0x6(%rsi),%eax
  sub    $0x1,%esi
  cmovns %esi,%eax
  and    $0x7,%esi
  mov    %esi,%ecx
  sar    $0x3,%eax
  cltq
  add    %rax,%rdi
  mov    $0x80,%eax
  sar    %cl,%eax
  movzbl (%rdi),%ecx
  or     %eax,%ecx
  not    %eax
  and    (%rdi),%al
  test   %edx,%edx
  cmovne %ecx,%eax
  mov    %al,(%rdi)
  ret
```

assistant: ```c
set_log_bit(char *s, int node, int k) {
  int j, i;
  unsigned char c;
  j = (node - 1) / 8;
  i = (node - 1) % 8;
  c = 0x80 >> i;
  if (k)
    s[j] |= c;
  else
    s[j] &= ~c;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<set_log_bit>:
  endbr64
  lea    0x6(%rsi),%eax
  sub    $0x1,%esi
  cmovns %esi,%eax
  and    $0x7,%esi
  mov    %esi,%ecx
  sar    $0x3,%eax
  cltq
  add    %rax,%rdi
  mov    $0x80,%eax
  sar    %cl,%eax
  movzbl (%rdi),%ecx
  or     %eax,%ecx
  not    %eax
  and    (%rdi),%al
  test   %edx,%edx
  cmovne %ecx,%eax
  mov    %al,(%rdi)
  ret
```

assistant: ```c
set_log_bit(char *s, int node, int k) {
  int j, i;
  unsigned char c;
  j = (node - 1) / 8;
  i = (node - 1) % 8;
  c = 0x80 >> i;
  if (k)
    s[j] |= c;
  else
    s[j] &= ~c;
}
```