ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<sigchld_handler>:
  endbr64
  sub    $0x18,%rsp
  mov    D4(%rip),%rsi
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    D2(%rip),%rax
  mov    (%rax),%edi
  call   <signal@plt>
  mov    D23(%rip),%rax
  lea    0x4(%rsp),%rdx
  mov    %rsp,%rdi
  mov    (%rax),%esi
  call   <wait3@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L0
  add    $0x18,%rsp
  ret
L0:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void sigchld_handler() {
  int status;
  struct rusage rusage;
  signal(SIGCHLD, sigchld_handler);
  wait3(&status, WNOHANG, &rusage);
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<_kill>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x4(%rbp)
  mov    %esi,-0x8(%rbp)
  mov    $0x0,%eax
  pop    %rbp
  ret
```

assistant: ```c
int _kill(int a, int b) {
  (void)a;
  (void)b;
  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
<_kill>:
  endbr64
  mov    $0x0,%eax
  ret
```

assistant: ```c
int _kill(int a, int b) {
  (void)a;
  (void)b;
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<_kill>:
  endbr64
  xor    %eax,%eax
  ret
```

assistant: ```c
int _kill(int a, int b) {
  (void)a;
  (void)b;
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<_kill>:
  endbr64
  xor    %eax,%eax
  ret
```

assistant: ```c
int _kill(int a, int b) {
  (void)a;
  (void)b;
  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
<scr_cstr2fstr>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %edx,-0x24(%rbp)
  movl   $0x0,-0x8(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  je     L0
  cmpq   $0x0,-0x20(%rbp)
  jne    L57
L0:
  mov    $0x1,%eax
  jmp    L30
L57:
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  cmp    -0x24(%rbp),%eax
  jg     L24
  cmpl   $0x0,-0x4(%rbp)
  jle    L9
  mov    -0x4(%rbp),%edx
  mov    -0x18(%rbp),%rcx
  mov    -0x20(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strncpy@plt>
  jmp    L9
L6:
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movb   $0x20,(%rax)
  addl   $0x1,-0x4(%rbp)
L9:
  mov    -0x4(%rbp),%eax
  cmp    -0x24(%rbp),%eax
  jl     L6
  jmp    L33
L24:
  mov    -0x24(%rbp),%edx
  mov    -0x18(%rbp),%rcx
  mov    -0x20(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strncpy@plt>
  movl   $0x1,-0x8(%rbp)
L33:
  mov    -0x8(%rbp),%eax
L30:
  leave
  ret
```

assistant: ```c
int scr_cstr2fstr(const char *cstr, char *fstr, int flen) {
  int rc = 0;
  if (cstr == NULL || fstr == NULL) {
    return 1;
  }
  int clen = strlen(cstr);
  if (clen <= flen) {
    if (clen > 0) {
      strncpy(fstr, cstr, clen);
    }
    while (clen < flen) {
      fstr[clen] = ' ';
      clen++;
    }
  } else {
    strncpy(fstr, cstr, flen);
    rc = 1;
  }
  return rc;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<scr_cstr2fstr>:
  endbr64
  test   %rdi,%rdi
  je     L71
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%r12
  mov    %rsi,%r13
  mov    %edx,%ebx
  mov    $0x1,%eax
  test   %rsi,%rsi
  je     L22
  call   <strlen@plt>
  mov    %eax,%ebp
  cmp    %ebx,%eax
  jg     L14
  test   %eax,%eax
  jg     L39
L19:
  cmp    %ebx,%ebp
  jge    L13
  movslq %ebp,%rdx
  lea    0x0(%r13,%rdx,1),%rax
  lea    0x1(%r13,%rdx,1),%rdx
  sub    $0x1,%ebx
  sub    %ebp,%ebx
  add    %rbx,%rdx
L84:
  movb   $0x20,(%rax)
  add    $0x1,%rax
  cmp    %rdx,%rax
  jne    L84
  mov    $0x0,%eax
L22:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L39:
  mov    %eax,%edx
  mov    %r12,%rsi
  mov    %r13,%rdi
  call   <strncpy@plt>
  jmp    L19
L14:
  mov    %ebx,%edx
  mov    %r12,%rsi
  mov    %r13,%rdi
  call   <strncpy@plt>
  mov    $0x1,%eax
  jmp    L22
L13:
  mov    $0x0,%eax
  jmp    L22
L71:
  mov    $0x1,%eax
  ret
```

assistant: ```c
int scr_cstr2fstr(const char *cstr, char *fstr, int flen) {
  int rc = 0;
  if (cstr == NULL || fstr == NULL) {
    return 1;
  }
  int clen = strlen(cstr);
  if (clen <= flen) {
    if (clen > 0) {
      strncpy(fstr, cstr, clen);
    }
    while (clen < flen) {
      fstr[clen] = ' ';
      clen++;
    }
  } else {
    strncpy(fstr, cstr, flen);
    rc = 1;
  }
  return rc;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<scr_cstr2fstr>:
  endbr64
  test   %rdi,%rdi
  je     L33
  push   %r13
  mov    $0x1,%eax
  push   %r12
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  sub    $0x8,%rsp
  test   %rsi,%rsi
  je     L39
  mov    %rdi,%r13
  mov    %edx,%r12d
  call   <strlen@plt>
  movslq %eax,%rbx
  cmp    %r12d,%ebx
  jg     L45
  test   %ebx,%ebx
  jg     L56
L50:
  cmp    %r12d,%ebx
  jge    L59
  lea    -0x1(%r12),%edx
  lea    0x0(%rbp,%rbx,1),%rdi
  mov    $0x20,%esi
  sub    %ebx,%edx
  add    $0x1,%rdx
  call   <memset@plt>
L59:
  xor    %eax,%eax
L39:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopw   0x0(%rax,%rax,1)
L56:
  mov    %ebx,%edx
  mov    %r13,%rsi
  mov    %rbp,%rdi
  call   <strncpy@plt>
  jmp    L50
  nop
L45:
  mov    %r12d,%edx
  mov    %r13,%rsi
  mov    %rbp,%rdi
  call   <strncpy@plt>
  add    $0x8,%rsp
  mov    $0x1,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  xchg   %ax,%ax
L33:
  mov    $0x1,%eax
  ret
```

assistant: ```c
int scr_cstr2fstr(const char *cstr, char *fstr, int flen) {
  int rc = 0;
  if (cstr == NULL || fstr == NULL) {
    return 1;
  }
  int clen = strlen(cstr);
  if (clen <= flen) {
    if (clen > 0) {
      strncpy(fstr, cstr, clen);
    }
    while (clen < flen) {
      fstr[clen] = ' ';
      clen++;
    }
  } else {
    strncpy(fstr, cstr, flen);
    rc = 1;
  }
  return rc;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<scr_cstr2fstr>:
  endbr64
  test   %rdi,%rdi
  je     L9
  push   %r13
  mov    $0x1,%eax
  push   %r12
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  sub    $0x8,%rsp
  test   %rsi,%rsi
  je     L11
  mov    %rdi,%r13
  mov    %edx,%r12d
  call   <strlen@plt>
  movslq %eax,%rbx
  cmp    %r12d,%ebx
  jg     L15
  test   %ebx,%ebx
  jg     L0
L13:
  cmp    %r12d,%ebx
  jge    L58
  lea    -0x1(%r12),%edx
  lea    0x0(%rbp,%rbx,1),%rdi
  mov    $0x20,%esi
  sub    %ebx,%edx
  add    $0x1,%rdx
  call   <memset@plt>
L58:
  xor    %eax,%eax
L11:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopw   0x0(%rax,%rax,1)
L0:
  mov    %ebx,%edx
  mov    %r13,%rsi
  mov    %rbp,%rdi
  call   <strncpy@plt>
  jmp    L13
  nop
L15:
  mov    %r12d,%edx
  mov    %r13,%rsi
  mov    %rbp,%rdi
  call   <strncpy@plt>
  add    $0x8,%rsp
  mov    $0x1,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  xchg   %ax,%ax
L9:
  mov    $0x1,%eax
  ret
```

assistant: ```c
int scr_cstr2fstr(const char *cstr, char *fstr, int flen) {
  int rc = 0;
  if (cstr == NULL || fstr == NULL) {
    return 1;
  }
  int clen = strlen(cstr);
  if (clen <= flen) {
    if (clen > 0) {
      strncpy(fstr, cstr, clen);
    }
    while (clen < flen) {
      fstr[clen] = ' ';
      clen++;
    }
  } else {
    strncpy(fstr, cstr, flen);
    rc = 1;
  }
  return rc;
}
```
user: What is the c source code of the assembly code below?

```asm
<Write_MFRC522>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,%edx
  mov    %esi,%eax
  mov    %dl,-0x14(%rbp)
  mov    %al,-0x18(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movzbl -0x14(%rbp),%eax
  add    %eax,%eax
  and    $0x7e,%eax
  mov    %al,-0xa(%rbp)
  movzbl -0x18(%rbp),%eax
  mov    %al,-0x9(%rbp)
  lea    -0xa(%rbp),%rax
  mov    $0x2,%esi
  mov    %rax,%rdi
  call   <bcm2835_spi_transfern@plt>
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L3
  call   <__stack_chk_fail@plt>
L3:
  leave
  ret
```

assistant: ```c
void Write_MFRC522(unsigned char addr, unsigned char val) {
  char buf[2];
  buf[0] = ((addr << 1) & 0x7E);
  buf[1] = val;
  bcm2835_spi_transfern(buf, 2);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<Write_MFRC522>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  add    %edi,%edi
  and    $0x7e,%edi
  mov    %dil,0x6(%rsp)
  mov    %sil,0x7(%rsp)
  lea    0x6(%rsp),%rdi
  mov    $0x2,%esi
  call   <bcm2835_spi_transfern@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L6
  add    $0x18,%rsp
  ret
L6:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void Write_MFRC522(unsigned char addr, unsigned char val) {
  char buf[2];
  buf[0] = ((addr << 1) & 0x7E);
  buf[1] = val;
  bcm2835_spi_transfern(buf, 2);
}
```
user: Translate the below assembly code into C programming language:

```asm
<Write_MFRC522>:
  endbr64
  add    %edi,%edi
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  and    $0x7e,%edi
  mov    %sil,0x7(%rsp)
  mov    $0x2,%esi
  mov    %dil,0x6(%rsp)
  lea    0x6(%rsp),%rdi
  call   <bcm2835_spi_transfern@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L1
  add    $0x18,%rsp
  ret
L1:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void Write_MFRC522(unsigned char addr, unsigned char val) {
  char buf[2];
  buf[0] = ((addr << 1) & 0x7E);
  buf[1] = val;
  bcm2835_spi_transfern(buf, 2);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<Write_MFRC522>:
  endbr64
  sub    $0x18,%rsp
  add    %edi,%edi
  mov    %esi,%edx
  mov    $0x2,%esi
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  and    $0x7e,%edi
  mov    %dil,%al
  lea    0x6(%rsp),%rdi
  mov    %dl,%ah
  mov    %ax,0x6(%rsp)
  call   <bcm2835_spi_transfern@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L3
  add    $0x18,%rsp
  ret
L3:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void Write_MFRC522(unsigned char addr, unsigned char val) {
  char buf[2];
  buf[0] = ((addr << 1) & 0x7E);
  buf[1] = val;
  bcm2835_spi_transfern(buf, 2);
}
```
user: Translate the below assembly code into C programming language:

```asm
<lcm_update>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %edi,-0x24(%rbp)
  mov    %esi,-0x28(%rbp)
  mov    %edx,-0x2c(%rbp)
  mov    %ecx,-0x30(%rbp)
  mov    -0x24(%rbp),%eax
  mov    %ax,-0x18(%rbp)
  mov    -0x28(%rbp),%eax
  mov    %ax,-0x16(%rbp)
  mov    -0x24(%rbp),%eax
  mov    %eax,%edx
  mov    -0x2c(%rbp),%eax
  add    %edx,%eax
  sub    $0x1,%eax
  mov    %ax,-0x14(%rbp)
  mov    -0x28(%rbp),%eax
  mov    %eax,%edx
  mov    -0x30(%rbp),%eax
  add    %edx,%eax
  sub    $0x1,%eax
  mov    %ax,-0x12(%rbp)
  movzwl -0x18(%rbp),%eax
  shr    $0x8,%ax
  mov    %ax,-0x10(%rbp)
  movzwl -0x18(%rbp),%eax
  movzbl %al,%eax
  mov    %ax,-0xe(%rbp)
  movzwl -0x14(%rbp),%eax
  shr    $0x8,%ax
  mov    %ax,-0xc(%rbp)
  movzwl -0x14(%rbp),%eax
  movzbl %al,%eax
  mov    %ax,-0xa(%rbp)
  movzwl -0x16(%rbp),%eax
  shr    $0x8,%ax
  mov    %ax,-0x8(%rbp)
  movzwl -0x16(%rbp),%eax
  movzbl %al,%eax
  mov    %ax,-0x6(%rbp)
  movzwl -0x12(%rbp),%eax
  shr    $0x8,%ax
  mov    %ax,-0x4(%rbp)
  movzwl -0x12(%rbp),%eax
  movzbl %al,%eax
  mov    %ax,-0x2(%rbp)
  mov    $0x2a,%edi
  call   <send_ctrl_cmd@plt>
  movzwl -0x10(%rbp),%eax
  mov    %eax,%edi
  call   <send_data_cmd@plt>
  movzwl -0xe(%rbp),%eax
  mov    %eax,%edi
  call   <send_data_cmd@plt>
  movzwl -0xc(%rbp),%eax
  mov    %eax,%edi
  call   <send_data_cmd@plt>
  movzwl -0xa(%rbp),%eax
  mov    %eax,%edi
  call   <send_data_cmd@plt>
  mov    $0x2b,%edi
  call   <send_ctrl_cmd@plt>
  movzwl -0x8(%rbp),%eax
  mov    %eax,%edi
  call   <send_data_cmd@plt>
  movzwl -0x6(%rbp),%eax
  mov    %eax,%edi
  call   <send_data_cmd@plt>
  movzwl -0x4(%rbp),%eax
  mov    %eax,%edi
  call   <send_data_cmd@plt>
  movzwl -0x2(%rbp),%eax
  mov    %eax,%edi
  call   <send_data_cmd@plt>
  mov    $0x29,%edi
  call   <send_ctrl_cmd@plt>
  mov    $0x2c,%edi
  call   <send_ctrl_cmd@plt>
  nop
  leave
  ret
```

assistant: ```c
void lcm_update(unsigned int x, unsigned int y, unsigned int width, unsigned int height) {
  unsigned short x0, y0, x1, y1;
  unsigned short h_X_start, l_X_start, h_X_end, l_X_end, h_Y_start, l_Y_start, h_Y_end, l_Y_end;
  x0 = (unsigned short)x;
  y0 = (unsigned short)y;
  x1 = (unsigned short)x + width - 1;
  y1 = (unsigned short)y + height - 1;
  h_X_start = ((x0 & 0xFF00) >> 8);
  l_X_start = (x0 & 0x00FF);
  h_X_end = ((x1 & 0xFF00) >> 8);
  l_X_end = (x1 & 0x00FF);
  h_Y_start = ((y0 & 0xFF00) >> 8);
  l_Y_start = (y0 & 0x00FF);
  h_Y_end = ((y1 & 0xFF00) >> 8);
  l_Y_end = (y1 & 0x00FF);
  send_ctrl_cmd(0x2A);
  send_data_cmd(h_X_start);
  send_data_cmd(l_X_start);
  send_data_cmd(h_X_end);
  send_data_cmd(l_X_end);
  send_ctrl_cmd(0x2B);
  send_data_cmd(h_Y_start);
  send_data_cmd(l_Y_start);
  send_data_cmd(h_Y_end);
  send_data_cmd(l_Y_end);
  send_ctrl_cmd(0x29);
  send_ctrl_cmd(0x2C);
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<lcm_update>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %edi,%ebp
  mov    %esi,%ebx
  lea    -0x1(%rdx,%rdi,1),%r13d
  lea    -0x1(%rcx,%rsi,1),%r12d
  mov    $0x2a,%edi
  call   <send_ctrl_cmd@plt>
  mov    %ebp,%eax
  movzbl %ah,%edi
  call   <send_data_cmd@plt>
  movzbl %bpl,%edi
  call   <send_data_cmd@plt>
  mov    %r13d,%edi
  shr    $0x8,%di
  movzwl %di,%edi
  call   <send_data_cmd@plt>
  movzbl %r13b,%edi
  call   <send_data_cmd@plt>
  mov    $0x2b,%edi
  call   <send_ctrl_cmd@plt>
  movzbl %bh,%edi
  call   <send_data_cmd@plt>
  movzbl %bl,%edi
  call   <send_data_cmd@plt>
  mov    %r12d,%edi
  shr    $0x8,%di
  movzwl %di,%edi
  call   <send_data_cmd@plt>
  movzbl %r12b,%edi
  call   <send_data_cmd@plt>
  mov    $0x29,%edi
  call   <send_ctrl_cmd@plt>
  mov    $0x2c,%edi
  call   <send_ctrl_cmd@plt>
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
void lcm_update(unsigned int x, unsigned int y, unsigned int width, unsigned int height) {
  unsigned short x0, y0, x1, y1;
  unsigned short h_X_start, l_X_start, h_X_end, l_X_end, h_Y_start, l_Y_start, h_Y_end, l_Y_end;
  x0 = (unsigned short)x;
  y0 = (unsigned short)y;
  x1 = (unsigned short)x + width - 1;
  y1 = (unsigned short)y + height - 1;
  h_X_start = ((x0 & 0xFF00) >> 8);
  l_X_start = (x0 & 0x00FF);
  h_X_end = ((x1 & 0xFF00) >> 8);
  l_X_end = (x1 & 0x00FF);
  h_Y_start = ((y0 & 0xFF00) >> 8);
  l_Y_start = (y0 & 0x00FF);
  h_Y_end = ((y1 & 0xFF00) >> 8);
  l_Y_end = (y1 & 0x00FF);
  send_ctrl_cmd(0x2A);
  send_data_cmd(h_X_start);
  send_data_cmd(l_X_start);
  send_data_cmd(h_X_end);
  send_data_cmd(l_X_end);
  send_ctrl_cmd(0x2B);
  send_data_cmd(h_Y_start);
  send_data_cmd(l_Y_start);
  send_data_cmd(h_Y_end);
  send_data_cmd(l_Y_end);
  send_ctrl_cmd(0x29);
  send_ctrl_cmd(0x2C);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<lcm_update>:
  endbr64
  push   %r13
  lea    -0x1(%rdx,%rdi,1),%r13d
  push   %r12
  lea    -0x1(%rcx,%rsi,1),%r12d
  push   %rbp
  mov    %edi,%ebp
  mov    $0x2a,%edi
  push   %rbx
  mov    %esi,%ebx
  sub    $0x8,%rsp
  call   <send_ctrl_cmd@plt>
  mov    %ebp,%eax
  movzbl %ah,%edi
  call   <send_data_cmd@plt>
  movzbl %bpl,%edi
  call   <send_data_cmd@plt>
  mov    %r13d,%edi
  shr    $0x8,%di
  movzwl %di,%edi
  call   <send_data_cmd@plt>
  movzbl %r13b,%edi
  call   <send_data_cmd@plt>
  mov    $0x2b,%edi
  call   <send_ctrl_cmd@plt>
  movzbl %bh,%edi
  call   <send_data_cmd@plt>
  movzbl %bl,%edi
  call   <send_data_cmd@plt>
  mov    %r12d,%edi
  shr    $0x8,%di
  movzwl %di,%edi
  call   <send_data_cmd@plt>
  movzbl %r12b,%edi
  call   <send_data_cmd@plt>
  mov    $0x29,%edi
  call   <send_ctrl_cmd@plt>
  add    $0x8,%rsp
  mov    $0x2c,%edi
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  jmp    1070 <send_ctrl_cmd@plt>
```

assistant: ```c
void lcm_update(unsigned int x, unsigned int y, unsigned int width, unsigned int height) {
  unsigned short x0, y0, x1, y1;
  unsigned short h_X_start, l_X_start, h_X_end, l_X_end, h_Y_start, l_Y_start, h_Y_end, l_Y_end;
  x0 = (unsigned short)x;
  y0 = (unsigned short)y;
  x1 = (unsigned short)x + width - 1;
  y1 = (unsigned short)y + height - 1;
  h_X_start = ((x0 & 0xFF00) >> 8);
  l_X_start = (x0 & 0x00FF);
  h_X_end = ((x1 & 0xFF00) >> 8);
  l_X_end = (x1 & 0x00FF);
  h_Y_start = ((y0 & 0xFF00) >> 8);
  l_Y_start = (y0 & 0x00FF);
  h_Y_end = ((y1 & 0xFF00) >> 8);
  l_Y_end = (y1 & 0x00FF);
  send_ctrl_cmd(0x2A);
  send_data_cmd(h_X_start);
  send_data_cmd(l_X_start);
  send_data_cmd(h_X_end);
  send_data_cmd(l_X_end);
  send_ctrl_cmd(0x2B);
  send_data_cmd(h_Y_start);
  send_data_cmd(l_Y_start);
  send_data_cmd(h_Y_end);
  send_data_cmd(l_Y_end);
  send_ctrl_cmd(0x29);
  send_ctrl_cmd(0x2C);
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<lcm_update>:
  endbr64
  push   %r13
  lea    -0x1(%rdx,%rdi,1),%r13d
  push   %r12
  lea    -0x1(%rcx,%rsi,1),%r12d
  push   %rbp
  mov    %edi,%ebp
  mov    $0x2a,%edi
  push   %rbx
  mov    %esi,%ebx
  sub    $0x8,%rsp
  call   <send_ctrl_cmd@plt>
  mov    %ebp,%eax
  movzbl %ah,%edi
  call   <send_data_cmd@plt>
  movzbl %bpl,%edi
  call   <send_data_cmd@plt>
  mov    %r13d,%edi
  shr    $0x8,%di
  movzwl %di,%edi
  call   <send_data_cmd@plt>
  movzbl %r13b,%edi
  call   <send_data_cmd@plt>
  mov    $0x2b,%edi
  call   <send_ctrl_cmd@plt>
  movzbl %bh,%edi
  call   <send_data_cmd@plt>
  movzbl %bl,%edi
  call   <send_data_cmd@plt>
  mov    %r12d,%edi
  shr    $0x8,%di
  movzwl %di,%edi
  call   <send_data_cmd@plt>
  movzbl %r12b,%edi
  call   <send_data_cmd@plt>
  mov    $0x29,%edi
  call   <send_ctrl_cmd@plt>
  add    $0x8,%rsp
  mov    $0x2c,%edi
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  jmp    1070 <send_ctrl_cmd@plt>
```

assistant: ```c
void lcm_update(unsigned int x, unsigned int y, unsigned int width, unsigned int height) {
  unsigned short x0, y0, x1, y1;
  unsigned short h_X_start, l_X_start, h_X_end, l_X_end, h_Y_start, l_Y_start, h_Y_end, l_Y_end;
  x0 = (unsigned short)x;
  y0 = (unsigned short)y;
  x1 = (unsigned short)x + width - 1;
  y1 = (unsigned short)y + height - 1;
  h_X_start = ((x0 & 0xFF00) >> 8);
  l_X_start = (x0 & 0x00FF);
  h_X_end = ((x1 & 0xFF00) >> 8);
  l_X_end = (x1 & 0x00FF);
  h_Y_start = ((y0 & 0xFF00) >> 8);
  l_Y_start = (y0 & 0x00FF);
  h_Y_end = ((y1 & 0xFF00) >> 8);
  l_Y_end = (y1 & 0x00FF);
  send_ctrl_cmd(0x2A);
  send_data_cmd(h_X_start);
  send_data_cmd(l_X_start);
  send_data_cmd(h_X_end);
  send_data_cmd(l_X_end);
  send_ctrl_cmd(0x2B);
  send_data_cmd(h_Y_start);
  send_data_cmd(l_Y_start);
  send_data_cmd(h_Y_end);
  send_data_cmd(l_Y_end);
  send_ctrl_cmd(0x29);
  send_ctrl_cmd(0x2C);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  lea    -0x9000(%rsp),%r11
L27:
  sub    $0x1000,%rsp
  orq    $0x0,(%rsp)
  cmp    %r11,%rsp
  jne    L27
  sub    $0xda0,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movl   $0x2760,-0x9d94(%rbp)
  movl   $0x0,-0x9d90(%rbp)
  movl   $0x1,-0x9d9c(%rbp)
  jmp    L97
L82:
  mov    $0x2760,%eax
  cltd
  idivl  -0x9d9c(%rbp)
  mov    %edx,%eax
  test   %eax,%eax
  jne    L14
  mov    -0x9d9c(%rbp),%eax
  cltq
  mov    -0x9d9c(%rbp),%edx
  mov    %edx,-0x9d90(%rbp,%rax,4)
  jmp    L11
L14:
  mov    -0x9d9c(%rbp),%eax
  cltq
  movl   $0x0,-0x9d90(%rbp,%rax,4)
L11:
  addl   $0x1,-0x9d9c(%rbp)
L97:
  cmpl   $0x2760,-0x9d9c(%rbp)
  jle    L82
  movl   $0x0,-0x9d9c(%rbp)
  jmp    L72
L86:
  mov    -0x9d9c(%rbp),%eax
  cltq
  mov    -0x9d90(%rbp,%rax,4),%eax
  test   %eax,%eax
  je     L56
  mov    -0x9d9c(%rbp),%eax
  cltq
  mov    -0x9d90(%rbp,%rax,4),%eax
  mov    %eax,%esi
  lea    D1(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
L56:
  addl   $0x1,-0x9d9c(%rbp)
L72:
  cmpl   $0x2760,-0x9d9c(%rbp)
  jle    L86
  movl   $0x0,-0x9d98(%rbp)
  movl   $0x0,-0x9d9c(%rbp)
  jmp    L108
L42:
  mov    -0x9d9c(%rbp),%eax
  cltq
  mov    -0x9d90(%rbp,%rax,4),%eax
  add    %eax,-0x9d98(%rbp)
  addl   $0x1,-0x9d9c(%rbp)
L108:
  cmpl   $0x2760,-0x9d9c(%rbp)
  jle    L42
  mov    -0x9d98(%rbp),%eax
  mov    %eax,%esi
  lea    D18(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  call   <getch@plt>
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L74
  call   <__stack_chk_fail@plt>
L74:
  leave
  ret
```

tool_calls: name: disassemble_data
arguments: data_label: D1
type_guessed: string
name: disassemble_data
arguments: data_label: D18
type_guessed: string

tool: D1: ,%d

tool: D18: 

%d

assistant: ```c
main() {
  int n, j, ar[10080];
  n = 10080;
  ar[0] = 0;
  for (j = 1; j <= 10080; ++j) {
    if (10080 % j == 0) {
      ar[j] = j;
    } else {
      ar[j] = 0;
    }
  }
  for (j = 0; j <= 10080; ++j) {
    if (ar[j] != 0) {
      printf(",%d", ar[j]);
    }
  }
  int s;
  s = 0;
  for (j = 0; j <= 10080; ++j) {
    s = s + ar[j];
  }
  printf("\n\n%d", s);
  getch();
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<main>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  lea    -0x9000(%rsp),%r11
L46:
  sub    $0x1000,%rsp
  orq    $0x0,(%rsp)
  cmp    %r11,%rsp
  jne    L46
  sub    $0xd98,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x9d88(%rsp)
  xor    %eax,%eax
  movl   $0x0,(%rsp)
  mov    $0x2,%esi
  mov    $0x1,%ecx
  mov    $0x2760,%edi
  mov    $0x0,%r8d
L33:
  mov    %ecx,-0x4(%rsp,%rsi,4)
  mov    %esi,%ecx
  cmp    $0x2761,%rsi
  je     L35
  mov    %edi,%eax
  cltd
  idiv   %ecx
  test   %edx,%edx
  cmovne %r8d,%ecx
  add    $0x1,%rsi
  jmp    L33
L35:
  mov    %rsp,%rbx
  lea    0x9d84(%rsp),%r12
  mov    %rbx,%rbp
  lea    D19(%rip),%r13
  jmp    L45
L77:
  add    $0x4,%rbp
  cmp    %r12,%rbp
  je     L15
L45:
  mov    0x0(%rbp),%esi
  test   %esi,%esi
  je     L77
  mov    %r13,%rdi
  call   <printf@plt>
  jmp    L77
L15:
  mov    $0x0,%esi
L27:
  add    (%rbx),%esi
  add    $0x4,%rbx
  cmp    %r12,%rbx
  jne    L27
  lea    D17(%rip),%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  call   <getch@plt>
  mov    0x9d88(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L87
  mov    $0x0,%eax
  add    $0x9d98,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L87:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: data_label: D19
datatype: string
name: read_data
arguments: data_label: D17
datatype: string

tool: D19: ,%d

tool: D17: 

%d

assistant: ```c
main() {
  int n, j, ar[10080];
  n = 10080;
  ar[0] = 0;
  for (j = 1; j <= 10080; ++j) {
    if (10080 % j == 0) {
      ar[j] = j;
    } else {
      ar[j] = 0;
    }
  }
  for (j = 0; j <= 10080; ++j) {
    if (ar[j] != 0) {
      printf(",%d", ar[j]);
    }
  }
  int s;
  s = 0;
  for (j = 0; j <= 10080; ++j) {
    s = s + ar[j];
  }
  printf("\n\n%d", s);
  getch();
}
```