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
<lscanf>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x1e0,%rsp
  mov    %rdi,-0x1d8(%rbp)
  mov    %rsi,-0xa8(%rbp)
  mov    %rdx,-0xa0(%rbp)
  mov    %rcx,-0x98(%rbp)
  mov    %r8,-0x90(%rbp)
  mov    %r9,-0x88(%rbp)
  test   %al,%al
  je     L20
  movaps %xmm0,-0x80(%rbp)
  movaps %xmm1,-0x70(%rbp)
  movaps %xmm2,-0x60(%rbp)
  movaps %xmm3,-0x50(%rbp)
  movaps %xmm4,-0x40(%rbp)
  movaps %xmm5,-0x30(%rbp)
  movaps %xmm6,-0x20(%rbp)
  movaps %xmm7,-0x10(%rbp)
L20:
  mov    %fs:0x28,%rax
  mov    %rax,-0xb8(%rbp)
  xor    %eax,%eax
  mov    -0x1d8(%rbp),%rdx
  mov    -0x1c4(%rbp),%eax
  mov    %rdx,%rsi
  mov    %eax,%edi
  call   <va_start@plt>
  mov    D8(%rip),%rax
  mov    (%rax),%edx
  lea    -0x1c0(%rbp),%rax
  mov    $0xff,%esi
  mov    %rax,%rdi
  call   <fgets@plt>
  test   %rax,%rax
  jne    L5
  movl   $0xffffffff,-0x1c8(%rbp)
  jmp    L11
L5:
  mov    -0x1c4(%rbp),%edx
  mov    -0x1d8(%rbp),%rcx
  lea    -0x1c0(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <vsscanf@plt>
  mov    %eax,-0x1c8(%rbp)
L11:
  mov    -0x1c4(%rbp),%eax
  mov    %eax,%edi
  call   <va_end@plt>
  mov    -0x1c8(%rbp),%eax
  mov    -0xb8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L26
  call   <__stack_chk_fail@plt>
L26:
  leave
  ret
```

assistant: ```c
int lscanf(const char *fmt, ...) {
  char line[256];
  int result;
  va_list ap;
  va_start(ap, fmt);
  if (fgets(line, 256 - 1, stdin) == NULL)
    result = -1;
  else
    result = vsscanf(line, fmt, ap);
  va_end(ap);
  return result;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<lscanf>:
  endbr64
  push   %rbx
  sub    $0x110,%rsp
  mov    %rdi,%rbx
  mov    %fs:0x28,%rax
  mov    %rax,0x108(%rsp)
  xor    %eax,%eax
  mov    %rdi,%rsi
  mov    $0x0,%edi
  call   <va_start@plt>
  mov    %rsp,%rdi
  mov    D2(%rip),%rax
  mov    (%rax),%edx
  mov    $0xff,%esi
  call   <fgets@plt>
  test   %rax,%rax
  je     L27
  mov    %rsp,%rax
  mov    $0x0,%edi
  mov    %edi,%edx
  mov    %rbx,%rsi
  mov    %rax,%rdi
  call   <vsscanf@plt>
  mov    %eax,%ebx
L16:
  mov    $0x0,%edi
  call   <va_end@plt>
  mov    0x108(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L12
  mov    %ebx,%eax
  add    $0x110,%rsp
  pop    %rbx
  ret
L27:
  mov    $0xffffffff,%ebx
  jmp    L16
L12:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int lscanf(const char *fmt, ...) {
  char line[256];
  int result;
  va_list ap;
  va_start(ap, fmt);
  if (fgets(line, 256 - 1, stdin) == NULL)
    result = -1;
  else
    result = vsscanf(line, fmt, ap);
  va_end(ap);
  return result;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<lscanf>:
  endbr64
  push   %r12
  mov    %rdi,%rsi
  push   %rbp
  mov    %rdi,%rbp
  xor    %edi,%edi
  sub    $0x118,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x108(%rsp)
  xor    %eax,%eax
  mov    %rsp,%r12
  call   <va_start@plt>
  mov    D7(%rip),%rax
  mov    $0xff,%esi
  mov    %r12,%rdi
  mov    (%rax),%edx
  call   <fgets@plt>
  test   %rax,%rax
  je     L0
  mov    %r12,%rdi
  xor    %edx,%edx
  mov    %rbp,%rsi
  call   <vsscanf@plt>
  mov    %eax,%r12d
L16:
  xor    %edi,%edi
  call   <va_end@plt>
  mov    0x108(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L8
  add    $0x118,%rsp
  mov    %r12d,%eax
  pop    %rbp
  pop    %r12
  ret
  nopl   0x0(%rax)
L0:
  mov    $0xffffffff,%r12d
  jmp    L16
L8:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int lscanf(const char *fmt, ...) {
  char line[256];
  int result;
  va_list ap;
  va_start(ap, fmt);
  if (fgets(line, 256 - 1, stdin) == NULL)
    result = -1;
  else
    result = vsscanf(line, fmt, ap);
  va_end(ap);
  return result;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<lscanf>:
  endbr64
  push   %r12
  mov    %rdi,%rsi
  push   %rbp
  mov    %rdi,%rbp
  xor    %edi,%edi
  sub    $0x118,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x108(%rsp)
  xor    %eax,%eax
  mov    %rsp,%r12
  call   <va_start@plt>
  mov    D8(%rip),%rax
  mov    $0xff,%esi
  mov    %r12,%rdi
  mov    (%rax),%edx
  call   <fgets@plt>
  test   %rax,%rax
  je     L26
  mov    %r12,%rdi
  xor    %edx,%edx
  mov    %rbp,%rsi
  call   <vsscanf@plt>
  mov    %eax,%r12d
L27:
  xor    %edi,%edi
  call   <va_end@plt>
  mov    0x108(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L5
  add    $0x118,%rsp
  mov    %r12d,%eax
  pop    %rbp
  pop    %r12
  ret
  nopl   0x0(%rax)
L26:
  mov    $0xffffffff,%r12d
  jmp    L27
L5:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int lscanf(const char *fmt, ...) {
  char line[256];
  int result;
  va_list ap;
  va_start(ap, fmt);
  if (fgets(line, 256 - 1, stdin) == NULL)
    result = -1;
  else
    result = vsscanf(line, fmt, ap);
  va_end(ap);
  return result;
}
```
user: What is the c source code of the assembly code below:

```asm
<binsearch2>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x14(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %edx,-0x18(%rbp)
  movl   $0xffffffff,-0xc(%rbp)
  mov    -0x18(%rbp),%eax
  mov    %eax,-0x8(%rbp)
  jmp    L36
L4:
  mov    -0xc(%rbp),%edx
  mov    -0x8(%rbp),%eax
  add    %edx,%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %edx,%eax
  sar    %eax
  mov    %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  cmp    %eax,-0x14(%rbp)
  jle    L69
  mov    -0x4(%rbp),%eax
  mov    %eax,-0xc(%rbp)
  jmp    L36
L69:
  mov    -0x4(%rbp),%eax
  mov    %eax,-0x8(%rbp)
L36:
  mov    -0xc(%rbp),%eax
  add    $0x1,%eax
  cmp    %eax,-0x8(%rbp)
  jg     L4
  mov    -0x8(%rbp),%eax
  cmp    -0x18(%rbp),%eax
  je     L37
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  cmp    %eax,-0x14(%rbp)
  je     L0
L37:
  mov    $0xffffffff,%eax
  jmp    L23
L0:
  mov    -0x8(%rbp),%eax
L23:
  pop    %rbp
  ret
```

assistant: ```c
int binsearch2(int x, int v[], int n) {
  int low, high, mid;
  low = -1;
  high = n;
  while (low + 1 < high) {
    mid = (low + high) / 2;
    if (v[mid] < x)
      low = mid;
    else
      high = mid;
  }
  if (high == n || v[high] != x)
    return -1;
  else
    return high;
}
```
user: Translate the below assembly code into C programming language:

```asm
<binsearch2>:
  endbr64
  mov    %edi,%r9d
  mov    %edx,%ecx
  mov    $0xffffffff,%edi
  jmp    L5
L24:
  lea    (%rdi,%rcx,1),%r8d
  mov    %r8d,%eax
  shr    $0x1f,%eax
  add    %r8d,%eax
  sar    %eax
  movslq %eax,%r8
  cmp    %r9d,(%rsi,%r8,4)
  cmovge %eax,%ecx
  cmovl  %eax,%edi
L5:
  lea    0x1(%rdi),%eax
  cmp    %ecx,%eax
  jl     L24
  cmp    %ecx,%edx
  je     L2
  movslq %ecx,%rax
  cmp    %r9d,(%rsi,%rax,4)
  mov    $0xffffffff,%eax
  cmovne %eax,%ecx
L36:
  mov    %ecx,%eax
  ret
L2:
  mov    $0xffffffff,%ecx
  jmp    L36
```

assistant: ```c
int binsearch2(int x, int v[], int n) {
  int low, high, mid;
  low = -1;
  high = n;
  while (low + 1 < high) {
    mid = (low + high) / 2;
    if (v[mid] < x)
      low = mid;
    else
      high = mid;
  }
  if (high == n || v[high] != x)
    return -1;
  else
    return high;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<binsearch2>:
  endbr64
  mov    %edx,%r8d
  mov    $0xffffffff,%ecx
  xor    %r9d,%r9d
  jmp    L56
  nopl   0x0(%rax)
L8:
  lea    (%rcx,%r8,1),%eax
  sar    %eax
  movslq %eax,%r10
  cmp    %edi,(%rsi,%r10,4)
  jge    L2
  mov    %eax,%ecx
  lea    0x1(%rax),%r9d
L56:
  cmp    %r8d,%r9d
  jl     L8
  cmp    %r8d,%edx
  je     L24
  movslq %r8d,%rax
  cmp    %edi,(%rsi,%rax,4)
  mov    $0xffffffff,%eax
  cmovne %eax,%r8d
L19:
  mov    %r8d,%eax
  ret
  nopw   0x0(%rax,%rax,1)
L2:
  mov    %eax,%r8d
  jmp    L56
L24:
  mov    $0xffffffff,%r8d
  jmp    L19
```

assistant: ```c
int binsearch2(int x, int v[], int n) {
  int low, high, mid;
  low = -1;
  high = n;
  while (low + 1 < high) {
    mid = (low + high) / 2;
    if (v[mid] < x)
      low = mid;
    else
      high = mid;
  }
  if (high == n || v[high] != x)
    return -1;
  else
    return high;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<binsearch2>:
  endbr64
  mov    %edx,%r8d
  mov    $0xffffffff,%ecx
  xor    %r9d,%r9d
  jmp    L31
  nopl   0x0(%rax)
L32:
  lea    (%rcx,%r8,1),%eax
  sar    %eax
  movslq %eax,%r10
  cmp    %edi,(%rsi,%r10,4)
  jge    L11
  mov    %eax,%ecx
  lea    0x1(%rax),%r9d
L31:
  cmp    %r8d,%r9d
  jl     L32
  cmp    %r8d,%edx
  je     L57
  movslq %r8d,%rax
  cmp    %edi,(%rsi,%rax,4)
  mov    $0xffffffff,%eax
  cmovne %eax,%r8d
L24:
  mov    %r8d,%eax
  ret
  nopw   0x0(%rax,%rax,1)
L11:
  mov    %eax,%r8d
  jmp    L31
L57:
  mov    $0xffffffff,%r8d
  jmp    L24
```

assistant: ```c
int binsearch2(int x, int v[], int n) {
  int low, high, mid;
  low = -1;
  high = n;
  while (low + 1 < high) {
    mid = (low + high) / 2;
    if (v[mid] < x)
      low = mid;
    else
      high = mid;
  }
  if (high == n || v[high] != x)
    return -1;
  else
    return high;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<is_add_precedence_op>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  mov    %al,-0x1(%rbp)
  cmpb   $0x2b,-0x1(%rbp)
  je     L6
  cmpb   $0x2d,-0x1(%rbp)
  jne    L25
L6:
  mov    $0x1,%eax
  jmp    L18
L25:
  mov    $0x0,%eax
L18:
  pop    %rbp
  ret
```

assistant: ```c
int is_add_precedence_op(const char *token) {
  char c;
  c = token[0];
  return c == '+' || c == '-';
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<is_add_precedence_op>:
  endbr64
  movzbl (%rdi),%eax
  sub    $0x2b,%eax
  test   $0xfd,%al
  sete   %al
  movzbl %al,%eax
  ret
```

assistant: ```c
int is_add_precedence_op(const char *token) {
  char c;
  c = token[0];
  return c == '+' || c == '-';
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<is_add_precedence_op>:
  endbr64
  movzbl (%rdi),%eax
  sub    $0x2b,%eax
  test   $0xfd,%al
  sete   %al
  movzbl %al,%eax
  ret
```

assistant: ```c
int is_add_precedence_op(const char *token) {
  char c;
  c = token[0];
  return c == '+' || c == '-';
}
```
user: What is the c source code of the assembly code below?

```asm
<is_add_precedence_op>:
  endbr64
  movzbl (%rdi),%eax
  sub    $0x2b,%eax
  test   $0xfd,%al
  sete   %al
  movzbl %al,%eax
  ret
```

assistant: ```c
int is_add_precedence_op(const char *token) {
  char c;
  c = token[0];
  return c == '+' || c == '-';
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  movl   $0x0,-0xc(%rbp)
  movl   $0x12c,-0x8(%rbp)
  movl   $0x14,-0x4(%rbp)
  mov    -0x4(%rbp),%edx
  mov    -0x8(%rbp),%ecx
  mov    -0xc(%rbp),%eax
  mov    %ecx,%esi
  mov    %eax,%edi
  call   <exchange@plt>
  mov    $0x0,%eax
  leave
  ret
```

assistant: ```c
int main() {
  int lower, upper, step;
  lower = 0;
  upper = 300;
  step = 20;
  exchange(lower, upper, step);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x14,%edx
  mov    $0x12c,%esi
  mov    $0x0,%edi
  call   <exchange@plt>
  mov    $0x0,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int main() {
  int lower, upper, step;
  lower = 0;
  upper = 300;
  step = 20;
  exchange(lower, upper, step);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x14,%edx
  mov    $0x12c,%esi
  xor    %edi,%edi
  call   <exchange@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int main() {
  int lower, upper, step;
  lower = 0;
  upper = 300;
  step = 20;
  exchange(lower, upper, step);
}
```
user: Translate the below assembly code into C programming language:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x14,%edx
  mov    $0x12c,%esi
  xor    %edi,%edi
  call   <exchange@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int main() {
  int lower, upper, step;
  lower = 0;
  upper = 300;
  step = 20;
  exchange(lower, upper, step);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<writeword>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    %esi,-0x18(%rbp)
  mov    %edx,%eax
  mov    %al,-0x1c(%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>
  lea    -0x9(%rbp),%rcx
  mov    -0x14(%rbp),%eax
  mov    $0x1,%edx
  mov    %rcx,%rsi
  mov    %eax,%edi
  call   <read@plt>
  cmp    $0x1,%eax
  jne    L36
  movzbl -0x9(%rbp),%eax
  cmp    %al,-0x1c(%rbp)
  jne    L36
  mov    -0x18(%rbp),%eax
  sar    $0x8,%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>
  lea    -0x9(%rbp),%rcx
  mov    -0x14(%rbp),%eax
  mov    $0x1,%edx
  mov    %rcx,%rsi
  mov    %eax,%edi
  call   <read@plt>
  cmp    $0x1,%eax
  jne    L36
  movzbl -0x9(%rbp),%eax
  cmp    %al,-0x1c(%rbp)
  jne    L36
  mov    $0x1,%eax
  jmp    L50
L36:
  mov    $0x0,%eax
L50:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L49
  call   <__stack_chk_fail@plt>
L49:
  leave
  ret
```

assistant: ```c
int writeword(int fd, int word, char ack) {
  char rwchar;
  rwchar = word;
  write(fd, &rwchar, 1);
  if ((read(fd, &rwchar, 1) == 1) && (rwchar == ack)) {
    rwchar = word >> 8;
    write(fd, &rwchar, 1);
    if ((read(fd, &rwchar, 1) == 1) && (rwchar == ack))
      return 1;
  }
  return 0;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<writeword>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %edi,%ebx
  mov    %esi,%ebp
  mov    %edx,%r13d
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    %sil,0x7(%rsp)
  lea    0x7(%rsp),%r12
  mov    $0x1,%edx
  mov    %r12,%rsi
  call   <write@plt>
  mov    $0x1,%edx
  mov    %r12,%rsi
  mov    %ebx,%edi
  call   <read@plt>
  mov    %eax,%edx
  mov    $0x0,%eax
  cmp    $0x1,%edx
  je     L11
L2:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L29
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L11:
  cmp    %r13b,0x7(%rsp)
  jne    L2
  mov    %ebp,%eax
  movzbl %ah,%eax
  mov    %al,0x7(%rsp)
  mov    %r12,%rsi
  mov    %ebx,%edi
  call   <write@plt>
  mov    $0x1,%edx
  mov    %r12,%rsi
  mov    %ebx,%edi
  call   <read@plt>
  mov    %eax,%edx
  mov    $0x0,%eax
  cmp    $0x1,%edx
  jne    L2
  cmp    %r13b,0x7(%rsp)
  sete   %al
  movzbl %al,%eax
  jmp    L2
L29:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int writeword(int fd, int word, char ack) {
  char rwchar;
  rwchar = word;
  write(fd, &rwchar, 1);
  if ((read(fd, &rwchar, 1) == 1) && (rwchar == ack)) {
    rwchar = word >> 8;
    write(fd, &rwchar, 1);
    if ((read(fd, &rwchar, 1) == 1) && (rwchar == ack))
      return 1;
  }
  return 0;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<writeword>:
  endbr64
  push   %r13
  mov    %edx,%r13d
  mov    $0x1,%edx
  push   %r12
  push   %rbp
  mov    %edi,%ebp
  push   %rbx
  mov    %esi,%ebx
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x7(%rsp),%r12
  mov    %sil,0x7(%rsp)
  mov    %r12,%rsi
  call   <write@plt>
  mov    $0x1,%edx
  mov    %r12,%rsi
  mov    %ebp,%edi
  call   <read@plt>
  cmp    $0x1,%eax
  je     L46
L12:
  xor    %eax,%eax
L11:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L21
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   (%rax)
L46:
  cmp    %r13b,0x7(%rsp)
  jne    L12
  mov    $0x1,%edx
  mov    %r12,%rsi
  mov    %ebp,%edi
  mov    %bh,0x7(%rsp)
  call   <write@plt>
  mov    $0x1,%edx
  mov    %r12,%rsi
  mov    %ebp,%edi
  call   <read@plt>
  cmp    $0x1,%eax
  jne    L12
  xor    %eax,%eax
  cmp    %r13b,0x7(%rsp)
  sete   %al
  jmp    L11
L21:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int writeword(int fd, int word, char ack) {
  char rwchar;
  rwchar = word;
  write(fd, &rwchar, 1);
  if ((read(fd, &rwchar, 1) == 1) && (rwchar == ack)) {
    rwchar = word >> 8;
    write(fd, &rwchar, 1);
    if ((read(fd, &rwchar, 1) == 1) && (rwchar == ack))
      return 1;
  }
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<writeword>:
  endbr64
  push   %r13
  mov    %edx,%r13d
  mov    $0x1,%edx
  push   %r12
  push   %rbp
  mov    %edi,%ebp
  push   %rbx
  mov    %esi,%ebx
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x7(%rsp),%r12
  mov    %sil,0x7(%rsp)
  mov    %r12,%rsi
  call   <write@plt>
  mov    $0x1,%edx
  mov    %r12,%rsi
  mov    %ebp,%edi
  call   <read@plt>
  cmp    $0x1,%eax
  je     L47
L13:
  xor    %eax,%eax
L6:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L49
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   (%rax)
L47:
  cmp    %r13b,0x7(%rsp)
  jne    L13
  mov    $0x1,%edx
  mov    %r12,%rsi
  mov    %ebp,%edi
  mov    %bh,0x7(%rsp)
  call   <write@plt>
  mov    $0x1,%edx
  mov    %r12,%rsi
  mov    %ebp,%edi
  call   <read@plt>
  cmp    $0x1,%eax
  jne    L13
  xor    %eax,%eax
  cmp    %r13b,0x7(%rsp)
  sete   %al
  jmp    L6
L49:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int writeword(int fd, int word, char ack) {
  char rwchar;
  rwchar = word;
  write(fd, &rwchar, 1);
  if ((read(fd, &rwchar, 1) == 1) && (rwchar == ack)) {
    rwchar = word >> 8;
    write(fd, &rwchar, 1);
    if ((read(fd, &rwchar, 1) == 1) && (rwchar == ack))
      return 1;
  }
  return 0;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<is_func>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  jmp    L18
L27:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  mov    -0x28(%rbp),%rdx
  mov    %eax,%edi
  call   *%rdx
  test   %eax,%eax
  jne    L32
  mov    $0x0,%eax
  jmp    L7
L32:
  addq   $0x1,-0x8(%rbp)
  subl   $0x1,-0x1c(%rbp)
L18:
  cmpl   $0x0,-0x1c(%rbp)
  jns    L27
  mov    $0x1,%eax
L7:
  leave
  ret
```

assistant: ```c
int is_func(char *s, int size, int (*func)(int)) {
  char *p = s;
  for (; size >= 0; p++, size--)
    if (!func(*(unsigned char *)p))
      return 0;
  return (!0);
}
```
user: Translate the below assembly code into C programming language:

```asm
<is_func>:
  endbr64
  test   %esi,%esi
  js     L25
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  mov    %rdx,%rbp
  lea    0x1(%rsi),%r12d
  add    %rdi,%r12
L27:
  movzbl (%rbx),%edi
  call   *%rbp
  test   %eax,%eax
  je     L19
  add    $0x1,%rbx
  cmp    %r12,%rbx
  jne    L27
  mov    $0x1,%eax
L19:
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L25:
  mov    $0x1,%eax
  ret
```

assistant: ```c
int is_func(char *s, int size, int (*func)(int)) {
  char *p = s;
  for (; size >= 0; p++, size--)
    if (!func(*(unsigned char *)p))
      return 0;
  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
<is_func>:
  endbr64
  test   %esi,%esi
  js     L22
  movslq %esi,%rsi
  push   %r12
  lea    0x1(%rdi,%rsi,1),%r12
  push   %rbp
  mov    %rdx,%rbp
  push   %rbx
  mov    %rdi,%rbx
  jmp    L10
  nopl   0x0(%rax)
L17:
  add    $0x1,%rbx
  cmp    %r12,%rbx
  je     L8
L10:
  movzbl (%rbx),%edi
  call   *%rbp
  test   %eax,%eax
  jne    L17
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopw   0x0(%rax,%rax,1)
L8:
  pop    %rbx
  mov    $0x1,%eax
  pop    %rbp
  pop    %r12
  ret
L22:
  mov    $0x1,%eax
  ret
```

assistant: ```c
int is_func(char *s, int size, int (*func)(int)) {
  char *p = s;
  for (; size >= 0; p++, size--)
    if (!func(*(unsigned char *)p))
      return 0;
  return (!0);
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<is_func>:
  endbr64
  test   %esi,%esi
  js     L19
  movslq %esi,%rsi
  push   %r12
  lea    0x1(%rdi,%rsi,1),%r12
  push   %rbp
  mov    %rdx,%rbp
  push   %rbx
  mov    %rdi,%rbx
  jmp    L34
  nopl   0x0(%rax)
L29:
  add    $0x1,%rbx
  cmp    %r12,%rbx
  je     L39
L34:
  movzbl (%rbx),%edi
  call   *%rbp
  test   %eax,%eax
  jne    L29
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopw   0x0(%rax,%rax,1)
L39:
  pop    %rbx
  mov    $0x1,%eax
  pop    %rbp
  pop    %r12
  ret
L19:
  mov    $0x1,%eax
  ret
```

assistant: ```c
int is_func(char *s, int size, int (*func)(int)) {
  char *p = s;
  for (; size >= 0; p++, size--)
    if (!func(*(unsigned char *)p))
      return 0;
  return (!0);
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<feed_esc_write_sgr>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %edx,-0x24(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <feed_esc_write_prefix@plt>
  mov    %al,-0x5(%rbp)
  cmpb   $0x0,-0x5(%rbp)
  je     L10
  movl   $0x0,-0x4(%rbp)
  jmp    L8
L24:
  cmpl   $0x0,-0x4(%rbp)
  je     L47
  mov    -0x18(%rbp),%rax
  mov    $0x3b,%esi
  mov    %rax,%rdi
  call   <feed_buf_write_character@plt>
  mov    %al,-0x5(%rbp)
L47:
  cmpb   $0x0,-0x5(%rbp)
  je     L29
  mov    -0x4(%rbp),%edx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movzbl %al,%edx
  mov    -0x18(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <feed_buf_write_number@plt>
  mov    %al,-0x5(%rbp)
L29:
  addl   $0x1,-0x4(%rbp)
L8:
  cmpb   $0x0,-0x5(%rbp)
  je     L51
  mov    -0x4(%rbp),%eax
  cmp    -0x24(%rbp),%eax
  jb     L24
L51:
  mov    -0x18(%rbp),%rax
  mov    $0x6d,%esi
  mov    %rax,%rdi
  call   <feed_buf_write_character@plt>
  mov    %al,-0x5(%rbp)
L10:
  movzbl -0x5(%rbp),%eax
  leave
  ret
```

assistant: ```c
char feed_esc_write_sgr(struct feed_buf *const p_buf, unsigned char const *const p_attr, unsigned int const i_count) {
  char b_result;
  b_result = feed_esc_write_prefix(p_buf);
  if (b_result) {
    unsigned int i;
    i = 0u;
    while (b_result && (i < i_count)) {
      if (i) {
        b_result = feed_buf_write_character(p_buf, ';');
      }
      if (b_result) {
        b_result = feed_buf_write_number(p_buf, (signed long int)(p_attr[i]));
      }
      i++;
    }
    b_result = feed_buf_write_character(p_buf, 'm');
  }
  return b_result;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<feed_esc_write_sgr>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbp
  mov    %rsi,%r13
  mov    %edx,%r12d
  call   <feed_esc_write_prefix@plt>
  test   %al,%al
  je     L68
  mov    $0x0,%ebx
  test   %r12d,%r12d
  je     L61
L1:
  mov    %ebx,%eax
  movzbl 0x0(%r13,%rax,1),%esi
  mov    %rbp,%rdi
  call   <feed_buf_write_number@plt>
  add    $0x1,%ebx
  test   %al,%al
  je     L61
  cmp    %ebx,%r12d
  jbe    L61
  test   %ebx,%ebx
  jne    L46
L12:
  test   %al,%al
  jne    L1
L61:
  mov    $0x6d,%esi
  mov    %rbp,%rdi
  call   <feed_buf_write_character@plt>
L68:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L46:
  mov    $0x3b,%esi
  mov    %rbp,%rdi
  call   <feed_buf_write_character@plt>
  jmp    L12
```

assistant: ```c
char feed_esc_write_sgr(struct feed_buf *const p_buf, unsigned char const *const p_attr, unsigned int const i_count) {
  char b_result;
  b_result = feed_esc_write_prefix(p_buf);
  if (b_result) {
    unsigned int i;
    i = 0u;
    while (b_result && (i < i_count)) {
      if (i) {
        b_result = feed_buf_write_character(p_buf, ';');
      }
      if (b_result) {
        b_result = feed_buf_write_number(p_buf, (signed long int)(p_attr[i]));
      }
      i++;
    }
    b_result = feed_buf_write_character(p_buf, 'm');
  }
  return b_result;
}
```