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

```asm
<is_connected>:
  endbr64
  push   %r12
  mov    %edi,%r12d
  mov    $0x2,%edi
  push   %rbp
  push   %rbx
  call   <malloc@plt>
  mov    %r12d,%edi
  mov    $0x7,%edx
  mov    %rax,%rsi
  mov    %rax,%rbp
  call   <read@plt>
  mov    %rbp,%rdi
  mov    %eax,%ebx
  call   <free@plt>
  xor    %eax,%eax
  test   %ebx,%ebx
  pop    %rbx
  setne  %al
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
int is_connected(int socket) {
  char *buf = malloc(2);
  int readval = read(socket, buf, sizeof(buf) - 1);
  free(buf);
  if (readval == 0) {
    return 0;
  }
  return 1;
}
```
user: Translate the below assembly code into C programming language:

```asm
<is_connected>:
  endbr64
  push   %r12
  mov    %edi,%r12d
  mov    $0x2,%edi
  push   %rbp
  push   %rbx
  call   <malloc@plt>
  mov    %r12d,%edi
  mov    $0x7,%edx
  mov    %rax,%rsi
  mov    %rax,%rbp
  call   <read@plt>
  mov    %rbp,%rdi
  mov    %eax,%ebx
  call   <free@plt>
  xor    %eax,%eax
  test   %ebx,%ebx
  pop    %rbx
  setne  %al
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
int is_connected(int socket) {
  char *buf = malloc(2);
  int readval = read(socket, buf, sizeof(buf) - 1);
  free(buf);
  if (readval == 0) {
    return 0;
  }
  return 1;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<u_reopen>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %edi,-0x24(%rbp)
  cmpl   $0x0,-0x24(%rbp)
  jns    L61
  mov    $0xffffffff,%eax
  jmp    L106
L61:
  mov    -0x24(%rbp),%eax
  sar    $0x8,%eax
  mov    %eax,-0x18(%rbp)
  mov    -0x24(%rbp),%eax
  movzbl %al,%eax
  mov    %eax,-0x14(%rbp)
  cmpl   $0x3,-0x18(%rbp)
  je     L51
  cmpl   $0x3,-0x18(%rbp)
  jg     L47
  cmpl   $0x2,-0x18(%rbp)
  je     L14
  cmpl   $0x2,-0x18(%rbp)
  jg     L47
  cmpl   $0x0,-0x18(%rbp)
  je     L98
  cmpl   $0x1,-0x18(%rbp)
  jne    L47
  mov    -0x18(%rbp),%eax
  shl    $0x8,%eax
  mov    %eax,%ebx
  mov    -0x14(%rbp),%eax
  mov    %eax,%edi
  call   <mx_reopen@plt>
  add    %ebx,%eax
  jmp    L106
L14:
  mov    $0xffffffff,%eax
  jmp    L106
L51:
  mov    $0xffffffff,%eax
  jmp    L106
L98:
  mov    $0xffffffff,%eax
  jmp    L106
L47:
  mov    $0xffffffff,%eax
L106:
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

assistant: ```c
int u_reopen(int fd) {
  if (fd < 0)
    return -1;
  int fs = fd >> 8;
  int localfd = fd & 0xff;
  switch (fs) {
  case 1:
    return (fs << 8) + mx_reopen(localfd);
  case 2:
    return -1;
  case 3:
    return -1;
  case 0:
    return -1;
  default:
    return -1;
  }
}
```
user: What is the c source code of the assembly code below:

```asm
<u_reopen>:
  endbr64
  test   %edi,%edi
  js     L10
  movzbl %dil,%eax
  sar    $0x8,%edi
  cmp    $0x1,%edi
  jne    L13
  sub    $0x8,%rsp
  mov    %eax,%edi
  call   <mx_reopen@plt>
  add    $0x100,%eax
  add    $0x8,%rsp
  ret
L10:
  mov    $0xffffffff,%eax
  ret
L13:
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int u_reopen(int fd) {
  if (fd < 0)
    return -1;
  int fs = fd >> 8;
  int localfd = fd & 0xff;
  switch (fs) {
  case 1:
    return (fs << 8) + mx_reopen(localfd);
  case 2:
    return -1;
  case 3:
    return -1;
  case 0:
    return -1;
  default:
    return -1;
  }
}
```
user: Translate the below assembly code into C programming language:

```asm
<u_reopen>:
  endbr64
  test   %edi,%edi
  js     L16
  movzbl %dil,%r8d
  sar    $0x8,%edi
  cmp    $0x1,%edi
  jne    L16
  sub    $0x8,%rsp
  mov    %r8d,%edi
  call   <mx_reopen@plt>
  add    $0x8,%rsp
  add    $0x100,%eax
  ret
  nopw   0x0(%rax,%rax,1)
L16:
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int u_reopen(int fd) {
  if (fd < 0)
    return -1;
  int fs = fd >> 8;
  int localfd = fd & 0xff;
  switch (fs) {
  case 1:
    return (fs << 8) + mx_reopen(localfd);
  case 2:
    return -1;
  case 3:
    return -1;
  case 0:
    return -1;
  default:
    return -1;
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<u_reopen>:
  endbr64
  test   %edi,%edi
  js     L13
  movzbl %dil,%r8d
  sar    $0x8,%edi
  cmp    $0x1,%edi
  jne    L13
  sub    $0x8,%rsp
  mov    %r8d,%edi
  call   <mx_reopen@plt>
  add    $0x8,%rsp
  add    $0x100,%eax
  ret
  nopw   0x0(%rax,%rax,1)
L13:
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int u_reopen(int fd) {
  if (fd < 0)
    return -1;
  int fs = fd >> 8;
  int localfd = fd & 0xff;
  switch (fs) {
  case 1:
    return (fs << 8) + mx_reopen(localfd);
  case 2:
    return -1;
  case 3:
    return -1;
  case 0:
    return -1;
  default:
    return -1;
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<imgcompare>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    %ecx,-0x2c(%rbp)
  mov    %r8d,-0x30(%rbp)
  movl   $0x0,-0x4(%rbp)
  movl   $0x0,-0xc(%rbp)
  jmp    L30
L7:
  movl   $0x0,-0x8(%rbp)
  jmp    L39
L38:
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x8(%rbp),%eax
  cltq
  shl    $0x2,%rax
  add    %rdx,%rax
  mov    (%rax),%edx
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rcx
  mov    -0x28(%rbp),%rax
  add    %rcx,%rax
  mov    (%rax),%rcx
  mov    -0x8(%rbp),%eax
  cltq
  shl    $0x2,%rax
  add    %rcx,%rax
  mov    (%rax),%eax
  cmp    %eax,%edx
  jne    L43
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x8(%rbp),%eax
  cltq
  shl    $0x2,%rax
  add    %rdx,%rax
  movl   $0x0,(%rax)
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x8(%rbp),%eax
  cltq
  shl    $0x2,%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  cmp    $0xff,%eax
  jne    L46
  addl   $0x1,-0x4(%rbp)
  jmp    L46
L43:
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x8(%rbp),%eax
  cltq
  shl    $0x2,%rax
  add    %rdx,%rax
  movl   $0xff,(%rax)
L46:
  addl   $0x1,-0x8(%rbp)
L39:
  mov    -0x8(%rbp),%eax
  cmp    -0x30(%rbp),%eax
  jl     L38
  addl   $0x1,-0xc(%rbp)
L30:
  mov    -0xc(%rbp),%eax
  cmp    -0x2c(%rbp),%eax
  jl     L7
  mov    -0x4(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
int imgcompare(int **compare, int **circle, int **cells, int x, int y) {
  int i, j, ctr = 0;
  for (i = 0; i < x; i++)
    for (j = 0; j < y; j++)
      if (circle[i][j] == cells[i][j]) {
        compare[i][j] = 0;
        if (cells[i][j] == 255)
          ctr++;
      } else
        compare[i][j] = 255;
  return ctr;
}
```
user: Translate the below assembly code into C programming language:

```asm
<imgcompare>:
  endbr64
  test   %ecx,%ecx
  jle    L46
  push   %rbx
  mov    %rdi,%r9
  mov    %rdx,%rdi
  lea    -0x1(%rcx),%eax
  lea    0x8(%rdx,%rax,8),%rbx
  lea    -0x1(%r8),%eax
  lea    0x4(,%rax,4),%r10
  mov    $0x0,%r11d
  jmp    L18
L13:
  mov    (%r9),%rdx
  movl   $0xff,(%rdx,%rax,1)
L41:
  add    $0x4,%rax
  cmp    %r10,%rax
  je     L40
L1:
  mov    (%rsi),%rcx
  mov    (%rdi),%rdx
  mov    (%rdx,%rax,1),%edx
  cmp    %edx,(%rcx,%rax,1)
  jne    L13
  mov    (%r9),%rdx
  movl   $0x0,(%rdx,%rax,1)
  mov    (%rdi),%rdx
  cmpl   $0xff,(%rdx,%rax,1)
  sete   %dl
  movzbl %dl,%edx
  add    %edx,%r11d
  jmp    L41
L40:
  add    $0x8,%r9
  add    $0x8,%rdi
  add    $0x8,%rsi
  cmp    %rbx,%rdi
  je     L33
L18:
  mov    $0x0,%eax
  test   %r8d,%r8d
  jg     L1
  jmp    L40
L46:
  mov    $0x0,%r11d
  mov    %r11d,%eax
  ret
L33:
  mov    %r11d,%eax
  pop    %rbx
  ret
```

assistant: ```c
int imgcompare(int **compare, int **circle, int **cells, int x, int y) {
  int i, j, ctr = 0;
  for (i = 0; i < x; i++)
    for (j = 0; j < y; j++)
      if (circle[i][j] == cells[i][j]) {
        compare[i][j] = 0;
        if (cells[i][j] == 255)
          ctr++;
      } else
        compare[i][j] = 255;
  return ctr;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<imgcompare>:
  endbr64
  test   %ecx,%ecx
  jle    L22
  push   %r14
  xor    %r11d,%r11d
  xor    %r10d,%r10d
  push   %r13
  mov    %r8d,%r13d
  mov    %rdi,%r8
  lea    -0x1(%r13),%eax
  push   %r12
  mov    %rdx,%r12
  push   %rbp
  lea    0x4(,%rax,4),%r9
  mov    %rsi,%rbp
  push   %rbx
  movslq %ecx,%rbx
  nopl   (%rax)
L33:
  test   %r13d,%r13d
  jle    L32
  mov    0x0(%rbp,%r11,8),%rdi
  mov    (%r12,%r11,8),%rcx
  xor    %eax,%eax
  mov    (%r8),%rsi
  jmp    L2
  nopl   (%rax)
L59:
  add    $0x4,%rax
  movl   $0xff,(%rdx)
  cmp    %rax,%r9
  je     L32
L2:
  mov    (%rcx,%rax,1),%r14d
  lea    (%rsi,%rax,1),%rdx
  cmp    %r14d,(%rdi,%rax,1)
  jne    L59
  movl   $0x0,(%rdx)
  xor    %edx,%edx
  cmpl   $0xff,(%rcx,%rax,1)
  sete   %dl
  add    $0x4,%rax
  add    %edx,%r10d
  cmp    %rax,%r9
  jne    L2
L32:
  add    $0x1,%r11
  add    $0x8,%r8
  cmp    %rbx,%r11
  jne    L33
  pop    %rbx
  mov    %r10d,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L22:
  xor    %eax,%eax
  ret
```

assistant: ```c
int imgcompare(int **compare, int **circle, int **cells, int x, int y) {
  int i, j, ctr = 0;
  for (i = 0; i < x; i++)
    for (j = 0; j < y; j++)
      if (circle[i][j] == cells[i][j]) {
        compare[i][j] = 0;
        if (cells[i][j] == 255)
          ctr++;
      } else
        compare[i][j] = 255;
  return ctr;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<h>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    -0x4(%rbp),%eax
  mov    %eax,%edi
  call   <f@plt>
  nop
  leave
  ret
```

assistant: ```c
void h(void) {
  int a;
  f(a);
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<h>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x0,%edi
  call   <f@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
void h(void) {
  int a;
  f(a);
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<h>:
  endbr64
  xor    %edi,%edi
  jmp    1050 <f@plt>
```

assistant: ```c
void h(void) {
  int a;
  f(a);
}
```
user: Translate the below assembly code into C programming language:

```asm
<h>:
  endbr64
  xor    %edi,%edi
  jmp    1050 <f@plt>
```

assistant: ```c
void h(void) {
  int a;
  f(a);
}
```
user: Translate the below assembly code into C programming language:

```asm
<alias2_OK>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  movl   $0x1,-0xc(%rbp)
  movl   $0x2,-0x8(%rbp)
  mov    -0x4(%rbp),%eax
  mov    %eax,-0xc(%rbp)
  mov    -0x8(%rbp),%eax
  mov    %eax,-0x4(%rbp)
  nop
  pop    %rbp
  ret
```

assistant: ```c
void alias2_OK() {
  int i, j, z;
  j = 1;
  z = 2;
  j = i;
  i = z;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<alias2_OK>:
  endbr64
  ret
```

assistant: ```c
void alias2_OK() {
  int i, j, z;
  j = 1;
  z = 2;
  j = i;
  i = z;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<alias2_OK>:
  endbr64
  ret
```

assistant: ```c
void alias2_OK() {
  int i, j, z;
  j = 1;
  z = 2;
  j = i;
  i = z;
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<alias2_OK>:
  endbr64
  ret
```

assistant: ```c
void alias2_OK() {
  int i, j, z;
  j = 1;
  z = 2;
  j = i;
  i = z;
}
```
user: What is the c source code of the assembly code below?

```asm
<get_toggle_ctrl>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x4(%rbp)
  cmpl   $0x12,-0x4(%rbp)
  jg     L26
  cmpl   $0x11,-0x4(%rbp)
  jge    L9
  jmp    L2
L26:
  mov    -0x4(%rbp),%eax
  sub    $0x21,%eax
  cmp    $0x1,%eax
  ja     L2
  jmp    L17
L9:
  mov    $0x2,%eax
  jmp    L44
L17:
  mov    $0x1,%eax
  jmp    L44
L2:
  mov    $0x4,%eax
L44:
  pop    %rbp
  ret
```

assistant: ```c
uint8_t get_toggle_ctrl(uint8_t state) {
  switch (state) {
  case 0x11:
  case 0x12:
    return 0x02;
  case 0x22:
  case 0x21:
    return 0x01;
  }
  return 0x04;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<get_toggle_ctrl>:
  endbr64
  cmp    $0x12,%edi
  jle    L3
  sub    $0x21,%edi
  cmp    $0x2,%edi
  sbb    %eax,%eax
  and    $0xfffffffd,%eax
  add    $0x4,%eax
  ret
L3:
  cmp    $0x11,%edi
  setl   %al
  movzbl %al,%eax
  lea    0x2(%rax,%rax,1),%eax
  ret
```

assistant: ```c
uint8_t get_toggle_ctrl(uint8_t state) {
  switch (state) {
  case 0x11:
  case 0x12:
    return 0x02;
  case 0x22:
  case 0x21:
    return 0x01;
  }
  return 0x04;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<get_toggle_ctrl>:
  endbr64
  cmp    $0x12,%edi
  jle    L1
  sub    $0x21,%edi
  cmp    $0x2,%edi
  sbb    %eax,%eax
  and    $0xfffffffd,%eax
  add    $0x4,%eax
  ret
  nopl   0x0(%rax,%rax,1)
L1:
  xor    %eax,%eax
  cmp    $0x11,%edi
  setl   %al
  lea    0x2(%rax,%rax,1),%eax
  ret
```

assistant: ```c
uint8_t get_toggle_ctrl(uint8_t state) {
  switch (state) {
  case 0x11:
  case 0x12:
    return 0x02;
  case 0x22:
  case 0x21:
    return 0x01;
  }
  return 0x04;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<get_toggle_ctrl>:
  endbr64
  cmp    $0x12,%edi
  jle    L2
  sub    $0x21,%edi
  cmp    $0x2,%edi
  sbb    %eax,%eax
  and    $0xfffffffd,%eax
  add    $0x4,%eax
  ret
  nopl   0x0(%rax,%rax,1)
L2:
  xor    %eax,%eax
  cmp    $0x11,%edi
  setl   %al
  lea    0x2(%rax,%rax,1),%eax
  ret
```

assistant: ```c
uint8_t get_toggle_ctrl(uint8_t state) {
  switch (state) {
  case 0x11:
  case 0x12:
    return 0x02;
  case 0x22:
  case 0x21:
    return 0x01;
  }
  return 0x04;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<parse>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  jmp    L95
L99:
  mov    -0x8(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x8(%rbp)
  movb   $0x0,(%rax)
L96:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x20,%al
  je     L99
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x9,%al
  je     L99
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0xa,%al
  je     L99
  mov    -0x10(%rbp),%rax
  lea    0x8(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  mov    -0x8(%rbp),%rdx
  mov    %rdx,(%rax)
  jmp    L79
L67:
  addq   $0x1,-0x8(%rbp)
L79:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L95
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x20,%al
  je     L95
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x9,%al
  je     L95
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0xa,%al
  jne    L67
L95:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L118
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x3e,%al
  je     L118
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x3c,%al
  jne    L96
L118:
  mov    -0x10(%rbp),%rax
  movq   $0x0,(%rax)
  nop
  pop    %rbp
  ret
```

assistant: ```c
void parse(char *line, char **argv) {
  while (*line != '\0' && *line != '>' && *line != '<') {
    while (*line == ' ' || *line == '\t' || *line == '\n')
      *line++ = '\0';
    *argv++ = line;
    while (*line != '\0' && *line != ' ' && *line != '\t' && *line != '\n')
      line++;
  }
  *argv = 0;
}
```
user: Translate the below assembly code into C programming language:

```asm
<parse>:
  endbr64
  mov    %rdi,%rax
  movzbl (%rdi),%edx
  mov    %edx,%ecx
  and    $0xfffffffd,%ecx
  cmp    $0x3c,%cl
  je     L37
  test   %dl,%dl
  jne    L118
L37:
  movq   $0x0,(%rsi)
  ret
L75:
  movzbl (%rax),%edx
  mov    %edx,%ecx
  and    $0xfffffffd,%ecx
  cmp    $0x3c,%cl
  je     L37
  test   %dl,%dl
  je     L37
L118:
  movzbl (%rax),%edx
  lea    -0x9(%rdx),%ecx
  cmp    $0x1,%cl
  jbe    L123
  cmp    $0x20,%dl
  jne    L68
L123:
  add    $0x1,%rax
  movb   $0x0,-0x1(%rax)
  movzbl (%rax),%edx
  lea    -0x9(%rdx),%ecx
  cmp    $0x1,%cl
  jbe    L123
  cmp    $0x20,%dl
  je     L123
L68:
  add    $0x8,%rsi
  mov    %rax,-0x8(%rsi)
  movzbl (%rax),%edx
  test   $0xdf,%dl
  je     L75
  sub    $0x9,%edx
  cmp    $0x1,%dl
  jbe    L75
L93:
  add    $0x1,%rax
  movzbl (%rax),%edx
  test   $0xdf,%dl
  je     L75
  sub    $0x9,%edx
  cmp    $0x1,%dl
  ja     L93
  jmp    L75
```

assistant: ```c
void parse(char *line, char **argv) {
  while (*line != '\0' && *line != '>' && *line != '<') {
    while (*line == ' ' || *line == '\t' || *line == '\n')
      *line++ = '\0';
    *argv++ = line;
    while (*line != '\0' && *line != ' ' && *line != '\t' && *line != '\n')
      line++;
  }
  *argv = 0;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<parse>:
  endbr64
  movzbl (%rdi),%eax
  mov    %eax,%edx
  and    $0xfffffffd,%edx
  cmp    $0x3c,%dl
  je     L75
  nopl   0x0(%rax)
L74:
  test   %al,%al
  je     L75
  lea    -0x9(%rax),%edx
  cmp    $0x1,%dl
  ja     L29
  nopl   0x0(%rax)
L54:
  movzbl 0x1(%rdi),%eax
  add    $0x1,%rdi
  movb   $0x0,-0x1(%rdi)
  lea    -0x9(%rax),%edx
  cmp    $0x1,%dl
  jbe    L54
L29:
  cmp    $0x20,%al
  je     L54
  mov    %rdi,(%rsi)
  movzbl (%rdi),%eax
  add    $0x8,%rsi
  test   $0xdf,%al
  jne    L48
  jmp    L99
L24:
  movzbl 0x1(%rdi),%eax
  add    $0x1,%rdi
  test   $0xdf,%al
  je     L99
L48:
  lea    -0x9(%rax),%edx
  cmp    $0x1,%dl
  ja     L24
L99:
  mov    %eax,%edx
  and    $0xfffffffd,%edx
  cmp    $0x3c,%dl
  jne    L74
L75:
  movq   $0x0,(%rsi)
  ret
```

assistant: ```c
void parse(char *line, char **argv) {
  while (*line != '\0' && *line != '>' && *line != '<') {
    while (*line == ' ' || *line == '\t' || *line == '\n')
      *line++ = '\0';
    *argv++ = line;
    while (*line != '\0' && *line != ' ' && *line != '\t' && *line != '\n')
      line++;
  }
  *argv = 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
<parse>:
  endbr64
  movzbl (%rdi),%eax
  mov    %eax,%edx
  and    $0xfffffffd,%edx
  cmp    $0x3c,%dl
  je     L13
  nopl   0x0(%rax)
L51:
  test   %al,%al
  je     L13
  lea    -0x9(%rax),%edx
  cmp    $0x1,%dl
  ja     L88
  nopl   0x0(%rax)
L78:
  movzbl 0x1(%rdi),%eax
  add    $0x1,%rdi
  movb   $0x0,-0x1(%rdi)
  lea    -0x9(%rax),%edx
  cmp    $0x1,%dl
  jbe    L78
L88:
  cmp    $0x20,%al
  je     L78
  mov    %rdi,(%rsi)
  movzbl (%rdi),%eax
  add    $0x8,%rsi
  test   $0xdf,%al
  jne    L90
  jmp    L61
L74:
  movzbl 0x1(%rdi),%eax
  add    $0x1,%rdi
  test   $0xdf,%al
  je     L61
L90:
  lea    -0x9(%rax),%edx
  cmp    $0x1,%dl
  ja     L74
L61:
  mov    %eax,%edx
  and    $0xfffffffd,%edx
  cmp    $0x3c,%dl
  jne    L51
L13:
  movq   $0x0,(%rsi)
  ret
```

assistant: ```c
void parse(char *line, char **argv) {
  while (*line != '\0' && *line != '>' && *line != '<') {
    while (*line == ' ' || *line == '\t' || *line == '\n')
      *line++ = '\0';
    *argv++ = line;
    while (*line != '\0' && *line != ' ' && *line != '\t' && *line != '\n')
      line++;
  }
  *argv = 0;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<lenValidChars>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  movl   $0x0,-0x8(%rbp)
  movl   $0x0,-0x4(%rbp)
  movl   $0x0,-0xc(%rbp)
  jmp    L20
L4:
  mov    -0xc(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <validChar@plt>
  test   %rax,%rax
  je     L36
  addl   $0x1,-0x4(%rbp)
  jmp    L30
L36:
  movl   $0x1,-0x8(%rbp)
L30:
  addl   $0x1,-0xc(%rbp)
L20:
  mov    -0xc(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jge    L35
  cmpl   $0x0,-0x8(%rbp)
  je     L4
L35:
  mov    -0x4(%rbp),%eax
  leave
  ret
```

assistant: ```c
int lenValidChars(char *currentLine, int lineLen) {
  int i, end = 0;
  int result = 0;
  for (i = 0; i < lineLen && !end; i++) {
    if (validChar(currentLine[i]))
      result++;
    else
      end = 1;
  }
  return result;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<lenValidChars>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  test   %esi,%esi
  jle    L18
  mov    %esi,%r12d
  mov    %rdi,%rbx
  mov    $0x0,%ebp
  jmp    L9
L42:
  add    $0x1,%ebp
  add    $0x1,%rbx
  cmp    %ebp,%r12d
  je     L52
L9:
  movsbl (%rbx),%edi
  call   <validChar@plt>
  test   %rax,%rax
  jne    L42
L19:
  mov    %ebp,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L52:
  mov    %r12d,%ebp
  jmp    L19
L18:
  mov    $0x0,%ebp
  jmp    L19
```

assistant: ```c
int lenValidChars(char *currentLine, int lineLen) {
  int i, end = 0;
  int result = 0;
  for (i = 0; i < lineLen && !end; i++) {
    if (validChar(currentLine[i]))
      result++;
    else
      end = 1;
  }
  return result;
}
```
user: Translate the below assembly code into C programming language:

```asm
<lenValidChars>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  test   %esi,%esi
  jle    L14
  mov    %esi,%ebp
  mov    %rdi,%rbx
  xor    %r12d,%r12d
  nopl   0x0(%rax)
L6:
  movsbl (%rbx),%edi
  call   <validChar@plt>
  test   %rax,%rax
  jne    L18
L13:
  mov    %r12d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopl   (%rax)
L18:
  add    $0x1,%r12d
  add    $0x1,%rbx
  cmp    %r12d,%ebp
  jne    L6
  jmp    L13
  nop
L14:
  xor    %r12d,%r12d
  pop    %rbx
  pop    %rbp
  mov    %r12d,%eax
  pop    %r12
  ret
```

assistant: ```c
int lenValidChars(char *currentLine, int lineLen) {
  int i, end = 0;
  int result = 0;
  for (i = 0; i < lineLen && !end; i++) {
    if (validChar(currentLine[i]))
      result++;
    else
      end = 1;
  }
  return result;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<lenValidChars>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  test   %esi,%esi
  jle    L11
  mov    %esi,%ebp
  mov    %rdi,%rbx
  xor    %r12d,%r12d
  nopl   0x0(%rax)
L36:
  movsbl (%rbx),%edi
  call   <validChar@plt>
  test   %rax,%rax
  jne    L25
L14:
  mov    %r12d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopl   (%rax)
L25:
  add    $0x1,%r12d
  add    $0x1,%rbx
  cmp    %r12d,%ebp
  jne    L36
  jmp    L14
  nop
L11:
  xor    %r12d,%r12d
  pop    %rbx
  pop    %rbp
  mov    %r12d,%eax
  pop    %r12
  ret
```

assistant: ```c
int lenValidChars(char *currentLine, int lineLen) {
  int i, end = 0;
  int result = 0;
  for (i = 0; i < lineLen && !end; i++) {
    if (validChar(currentLine[i]))
      result++;
    else
      end = 1;
  }
  return result;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<stbi__crc32>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  movl   $0xffffffff,-0xc(%rbp)
  mov    D31(%rip),%eax
  test   %eax,%eax
  jne    L34
  movl   $0x0,-0x8(%rbp)
  jmp    L45
L55:
  mov    -0x8(%rbp),%eax
  mov    -0x8(%rbp),%edx
  movslq %edx,%rdx
  lea    0x0(,%rdx,4),%rcx
  lea    D56(%rip),%rdx
  mov    %eax,(%rcx,%rdx,1)
  movl   $0x0,-0x4(%rbp)
  jmp    L2
L38:
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  lea    D56(%rip),%rax
  mov    (%rdx,%rax,1),%eax
  shr    %eax
  mov    %eax,%ecx
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  lea    D56(%rip),%rax
  mov    (%rdx,%rax,1),%eax
  and    $0x1,%eax
  test   %eax,%eax
  je     L62
  mov    $0xedb88320,%eax
  jmp    L46
L62:
  mov    $0x0,%eax
L46:
  xor    %eax,%ecx
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  lea    D56(%rip),%rax
  mov    %ecx,(%rdx,%rax,1)
  addl   $0x1,-0x4(%rbp)
L2:
  cmpl   $0x7,-0x4(%rbp)
  jle    L38
  addl   $0x1,-0x8(%rbp)
L45:
  cmpl   $0xff,-0x8(%rbp)
  jle    L55
L34:
  movl   $0x0,-0x8(%rbp)
  jmp    L84
L29:
  mov    -0xc(%rbp),%eax
  shr    $0x8,%eax
  mov    %eax,%ecx
  mov    -0x8(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movzbl %al,%edx
  mov    -0xc(%rbp),%eax
  movzbl %al,%eax
  xor    %edx,%eax
  mov    %eax,%eax
  lea    0x0(,%rax,4),%rdx
  lea    D56(%rip),%rax
  mov    (%rdx,%rax,1),%eax
  xor    %ecx,%eax
  mov    %eax,-0xc(%rbp)
  addl   $0x1,-0x8(%rbp)
L84:
  mov    -0x8(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jl     L29
  mov    -0xc(%rbp),%eax
  not    %eax
  pop    %rbp
  ret
```

assistant: ```c
unsigned int stbi__crc32(unsigned char *buffer, int len) {
  static unsigned int crc_table[256];
  unsigned int crc = ~0u;
  int i, j;
  if (crc_table[1] == 0)
    for (i = 0; i < 256; i++)
      for (crc_table[i] = i, j = 0; j < 8; ++j)
        crc_table[i] = (crc_table[i] >> 1) ^ (crc_table[i] & 1 ? 0xedb88320 : 0);
  for (i = 0; i < len; ++i)
    crc = (crc >> 8) ^ crc_table[buffer[i] ^ (crc & 0xff)];
  return ~crc;
}
```