ylfeng/ReF-Decompile-dataset huggingface dataset:
user: Translate the below assembly code into C programming language:

```asm
<tvsub>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %rdx,-0x18(%rbp)
  mov    -0x8(%rbp),%rax
  mov    0x8(%rax),%rdx
  mov    -0x10(%rbp),%rax
  mov    0x8(%rax),%rax
  sub    %rax,%rdx
  mov    -0x18(%rbp),%rax
  mov    %rdx,0x8(%rax)
  mov    -0x8(%rbp),%rax
  mov    (%rax),%rdx
  mov    -0x10(%rbp),%rax
  mov    (%rax),%rax
  sub    %rax,%rdx
  mov    -0x18(%rbp),%rax
  mov    %rdx,(%rax)
  mov    -0x18(%rbp),%rax
  mov    (%rax),%rax
  test   %rax,%rax
  jns    L6
  mov    -0x18(%rbp),%rax
  mov    0x8(%rax),%rax
  lea    -0x1(%rax),%rdx
  mov    -0x18(%rbp),%rax
  mov    %rdx,0x8(%rax)
  mov    -0x18(%rbp),%rax
  mov    (%rax),%rax
  lea    0xf4240(%rax),%rdx
  mov    -0x18(%rbp),%rax
  mov    %rdx,(%rax)
L6:
  nop
  pop    %rbp
  ret
```

assistant: ```c
void tvsub(struct timeval *x, struct timeval *y, struct timeval *ret) {
  ret->tv_sec = x->tv_sec - y->tv_sec;
  ret->tv_usec = x->tv_usec - y->tv_usec;
  if (ret->tv_usec < 0) {
    ret->tv_sec--;
    ret->tv_usec += 1000000;
  }
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<tvsub>:
  endbr64
  mov    0x8(%rdi),%rcx
  sub    0x8(%rsi),%rcx
  mov    %rcx,0x8(%rdx)
  mov    (%rdi),%rax
  sub    (%rsi),%rax
  mov    %rax,(%rdx)
  js     L14
L12:
  ret
L14:
  sub    $0x1,%rcx
  mov    %rcx,0x8(%rdx)
  add    $0xf4240,%rax
  mov    %rax,(%rdx)
  jmp    L12
```

assistant: ```c
void tvsub(struct timeval *x, struct timeval *y, struct timeval *ret) {
  ret->tv_sec = x->tv_sec - y->tv_sec;
  ret->tv_usec = x->tv_usec - y->tv_usec;
  if (ret->tv_usec < 0) {
    ret->tv_sec--;
    ret->tv_usec += 1000000;
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<tvsub>:
  endbr64
  mov    0x8(%rdi),%rcx
  mov    (%rdi),%rax
  sub    0x8(%rsi),%rcx
  sub    (%rsi),%rax
  mov    %rcx,0x8(%rdx)
  mov    %rax,(%rdx)
  js     L2
  ret
  nopl   0x0(%rax)
L2:
  sub    $0x1,%rcx
  add    $0xf4240,%rax
  mov    %rcx,0x8(%rdx)
  mov    %rax,(%rdx)
  ret
```

assistant: ```c
void tvsub(struct timeval *x, struct timeval *y, struct timeval *ret) {
  ret->tv_sec = x->tv_sec - y->tv_sec;
  ret->tv_usec = x->tv_usec - y->tv_usec;
  if (ret->tv_usec < 0) {
    ret->tv_sec--;
    ret->tv_usec += 1000000;
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<tvsub>:
  endbr64
  movdqu (%rdi),%xmm0
  movdqu (%rsi),%xmm1
  psubq  %xmm1,%xmm0
  movhlps %xmm0,%xmm2
  movq   %xmm0,%rax
  movups %xmm0,(%rdx)
  movq   %xmm2,%rcx
  test   %rax,%rax
  js     L1
  ret
  cs nopw 0x0(%rax,%rax,1)
L1:
  sub    $0x1,%rcx
  add    $0xf4240,%rax
  mov    %rcx,0x8(%rdx)
  mov    %rax,(%rdx)
  ret
```

assistant: ```c
void tvsub(struct timeval *x, struct timeval *y, struct timeval *ret) {
  ret->tv_sec = x->tv_sec - y->tv_sec;
  ret->tv_usec = x->tv_usec - y->tv_usec;
  if (ret->tv_usec < 0) {
    ret->tv_sec--;
    ret->tv_usec += 1000000;
  }
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<mpz8_init>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  movl   $0x0,-0x4(%rbp)
  jmp    L7
L14:
  mov    -0x4(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  mov    %eax,%edi
  call   <mpz_init@plt>
  addl   $0x1,-0x4(%rbp)
L7:
  cmpl   $0x7,-0x4(%rbp)
  jle    L14
  nop
  nop
  leave
  ret
```

assistant: ```c
void mpz8_init(mpz_t z[8]) {
  int i;
  for (i = 0; i < 8; i++) {
    mpz_init(z[i]);
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<mpz8_init>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbx
  lea    0x20(%rdi),%rbp
L8:
  mov    (%rbx),%edi
  call   <mpz_init@plt>
  add    $0x4,%rbx
  cmp    %rbp,%rbx
  jne    L8
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void mpz8_init(mpz_t z[8]) {
  int i;
  for (i = 0; i < 8; i++) {
    mpz_init(z[i]);
  }
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<mpz8_init>:
  endbr64
  push   %rbp
  lea    0x20(%rdi),%rbp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x8,%rsp
  nopl   0x0(%rax)
L1:
  mov    (%rbx),%edi
  add    $0x4,%rbx
  call   <mpz_init@plt>
  cmp    %rbp,%rbx
  jne    L1
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void mpz8_init(mpz_t z[8]) {
  int i;
  for (i = 0; i < 8; i++) {
    mpz_init(z[i]);
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<mpz8_init>:
  endbr64
  push   %rbp
  lea    0x20(%rdi),%rbp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x8,%rsp
  nopl   0x0(%rax)
L0:
  mov    (%rbx),%edi
  add    $0x4,%rbx
  call   <mpz_init@plt>
  cmp    %rbp,%rbx
  jne    L0
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void mpz8_init(mpz_t z[8]) {
  int i;
  for (i = 0; i < 8; i++) {
    mpz_init(z[i]);
  }
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<name2port>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0x10(%rbp),%rcx
  mov    -0x28(%rbp),%rax
  mov    $0x0,%edx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strtoul@plt>
  mov    %eax,-0x14(%rbp)
  mov    -0x10(%rbp),%rax
  cmp    %rax,-0x28(%rbp)
  je     L47
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L23
L47:
  movl   $0x1,-0x14(%rbp)
  jmp    L45
L30:
  mov    -0x28(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x28(%rbp)
  movzbl (%rax),%eax
  movsbl %al,%eax
  movzbl %al,%eax
  mov    %eax,%edx
  mov    -0x14(%rbp),%eax
  imul   %edx,%eax
  mov    %eax,-0x14(%rbp)
L45:
  mov    -0x28(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L30
  orl    $0x8000,-0x14(%rbp)
L23:
  mov    -0x14(%rbp),%eax
  movzwl %ax,%eax
  mov    %eax,%edi
  call   <htons@plt>
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L7
  call   <__stack_chk_fail@plt>
L7:
  leave
  ret
```

assistant: ```c
unsigned name2port(char *n) {
  char *end;
  unsigned port;
  port = strtoul(n, &end, 0);
  if (end == n || *end != 0) {
    port = 1;
    while (*n != 0)
      port *= (*n++ & 0xFF);
    port |= 0x8000;
  }
  return htons(port & 0xFFFF);
}
```
user: What is the c source code of the assembly code below?

```asm
<name2port>:
  endbr64
  push   %rbx
  sub    $0x10,%rsp
  mov    %rdi,%rbx
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rsi
  mov    $0x0,%edx
  call   <strtoul@plt>
  mov    (%rsp),%rdx
  cmp    %rbx,%rdx
  je     L46
  cmpb   $0x0,(%rdx)
  je     L12
L46:
  movzbl (%rbx),%edx
  mov    $0x1,%eax
  test   %dl,%dl
  je     L7
L34:
  add    $0x1,%rbx
  movzbl %dl,%edx
  imul   %edx,%eax
  movzbl (%rbx),%edx
  test   %dl,%dl
  jne    L34
L7:
  or     $0x80,%ah
L12:
  movzwl %ax,%edi
  call   <htons@plt>
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L16
  add    $0x10,%rsp
  pop    %rbx
  ret
L16:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
unsigned name2port(char *n) {
  char *end;
  unsigned port;
  port = strtoul(n, &end, 0);
  if (end == n || *end != 0) {
    port = 1;
    while (*n != 0)
      port *= (*n++ & 0xFF);
    port |= 0x8000;
  }
  return htons(port & 0xFFFF);
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<name2port>:
  endbr64
  push   %rbx
  xor    %edx,%edx
  mov    %rdi,%rbx
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rsi
  call   <strtoul@plt>
  mov    (%rsp),%rdx
  cmp    %rbx,%rdx
  je     L23
  cmpb   $0x0,(%rdx)
  movzwl %ax,%edi
  jne    L23
L62:
  call   <htons@plt>
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L45
  add    $0x10,%rsp
  pop    %rbx
  ret
  nopw   0x0(%rax,%rax,1)
L23:
  movzbl (%rbx),%eax
  mov    $0x1,%edi
  test   %al,%al
  je     L56
  nopl   0x0(%rax)
L35:
  add    $0x1,%rbx
  imul   %eax,%edi
  movzbl (%rbx),%eax
  test   %al,%al
  jne    L35
  movzwl %di,%edi
  or     $0x8000,%edi
  jmp    L62
  nopl   0x0(%rax)
L56:
  mov    $0x8001,%edi
  jmp    L62
L45:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
unsigned name2port(char *n) {
  char *end;
  unsigned port;
  port = strtoul(n, &end, 0);
  if (end == n || *end != 0) {
    port = 1;
    while (*n != 0)
      port *= (*n++ & 0xFF);
    port |= 0x8000;
  }
  return htons(port & 0xFFFF);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<name2port>:
  endbr64
  push   %rbx
  xor    %edx,%edx
  mov    %rdi,%rbx
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rsi
  call   <strtoul@plt>
  mov    (%rsp),%rdx
  cmp    %rbx,%rdx
  je     L23
  cmpb   $0x0,(%rdx)
  movzwl %ax,%edi
  jne    L23
L19:
  call   <htons@plt>
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L66
  add    $0x10,%rsp
  pop    %rbx
  ret
  nopw   0x0(%rax,%rax,1)
L23:
  movzbl (%rbx),%eax
  mov    $0x1,%edi
  test   %al,%al
  je     L7
  nopl   0x0(%rax)
L20:
  add    $0x1,%rbx
  imul   %eax,%edi
  movzbl (%rbx),%eax
  test   %al,%al
  jne    L20
  movzwl %di,%edi
  or     $0x8000,%edi
  jmp    L19
  nopl   0x0(%rax)
L7:
  mov    $0x8001,%edi
  jmp    L19
L66:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
unsigned name2port(char *n) {
  char *end;
  unsigned port;
  port = strtoul(n, &end, 0);
  if (end == n || *end != 0) {
    port = 1;
    while (*n != 0)
      port *= (*n++ & 0xFF);
    port |= 0x8000;
  }
  return htons(port & 0xFFFF);
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<vga_set_amode>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    $0x3da,%edi
  call   <inb@plt>
  mov    $0x80,%edi
  call   <inb@plt>
  mov    $0x3c0,%esi
  mov    $0x10,%edi
  call   <outb@plt>
  mov    $0x80,%edi
  call   <inb@plt>
  mov    $0x3c0,%esi
  mov    $0xc,%edi
  call   <outb@plt>
  mov    $0x80,%edi
  call   <inb@plt>
  mov    $0x3da,%edi
  call   <inb@plt>
  mov    $0x80,%edi
  call   <inb@plt>
  mov    $0x3c0,%esi
  mov    $0x14,%edi
  call   <outb@plt>
  mov    $0x80,%edi
  call   <inb@plt>
  mov    $0x3c0,%esi
  mov    $0x0,%edi
  call   <outb@plt>
  mov    $0x80,%edi
  call   <inb@plt>
  mov    $0x3c4,%esi
  mov    $0x2,%edi
  call   <outb@plt>
  mov    $0x3c5,%esi
  mov    $0x3,%edi
  call   <outb@plt>
  mov    $0x4,%edi
  call   <read_seq_b@plt>
  and    $0xfffffffb,%eax
  mov    %al,-0x1(%rbp)
  mov    $0x3c4,%esi
  mov    $0x4,%edi
  call   <outb@plt>
  movzbl -0x1(%rbp),%eax
  mov    $0x3c5,%esi
  mov    %eax,%edi
  call   <outb@plt>
  mov    $0x5,%edi
  call   <read_gra_b@plt>
  and    $0xffffff9f,%eax
  mov    %al,-0x1(%rbp)
  mov    $0x3ce,%esi
  mov    $0x5,%edi
  call   <outb@plt>
  movzbl -0x1(%rbp),%eax
  or     $0x10,%eax
  movzbl %al,%eax
  mov    $0x3cf,%esi
  mov    %eax,%edi
  call   <outb@plt>
  mov    $0x3ce,%esi
  mov    $0x6,%edi
  call   <outb@plt>
  mov    $0x3cf,%esi
  mov    $0xe,%edi
  call   <outb@plt>
  mov    $0x3d4,%esi
  mov    $0xa,%edi
  call   <outb@plt>
  mov    $0x3d5,%esi
  mov    $0x0,%edi
  call   <outb@plt>
  mov    $0x3d4,%esi
  mov    $0xb,%edi
  call   <outb@plt>
  mov    $0x3d5,%esi
  mov    $0xf,%edi
  call   <outb@plt>
  mov    $0x17,%edi
  call   <read_crtc_b@plt>
  and    $0x1f,%eax
  mov    %al,-0x1(%rbp)
  mov    $0x3d4,%esi
  mov    $0x17,%edi
  call   <outb@plt>
  movzbl -0x1(%rbp),%eax
  or     $0xffffffa0,%eax
  movzbl %al,%eax
  mov    $0x3d5,%esi
  mov    %eax,%edi
  call   <outb@plt>
  mov    $0x9,%edi
  call   <read_crtc_b@plt>
  and    $0xffffffe0,%eax
  mov    %al,-0x1(%rbp)
  mov    $0x3d4,%esi
  mov    $0x9,%edi
  call   <outb@plt>
  movzbl -0x1(%rbp),%eax
  or     $0xf,%eax
  movzbl %al,%eax
  mov    $0x3d5,%esi
  mov    %eax,%edi
  call   <outb@plt>
  mov    $0x3da,%edi
  call   <inb@plt>
  mov    $0x3c0,%esi
  mov    $0x20,%edi
  call   <outb@plt>
  nop
  leave
  ret
```

assistant: ```c
void vga_set_amode(void) {
  unsigned char byte;
  inb(0x3DA);
  inb(0x80);
  outb(0x10, 0x3C0);
  inb(0x80);
  outb(0x0c, 0x3C0);
  inb(0x80);
  inb(0x3DA);
  inb(0x80);
  outb(0x14, 0x3C0);
  inb(0x80);
  outb(0x0, 0x3C0);
  inb(0x80);
  outb(0x02, 0x3C4);
  outb(0x3, 0x3C5);
  byte = read_seq_b(0x04) & ~0x04;
  outb(0x04, 0x3C4);
  outb(byte, 0x3C5);
  byte = read_gra_b(0x05) & ~0x60;
  outb(0x05, 0x3CE);
  outb(byte | 0x10, 0x3CF);
  outb(0x06, 0x3CE);
  outb(0x0e, 0x3CF);
  outb(0x0A, 0x3D4);
  outb(0x00, 0x3D5);
  outb(0x0B, 0x3D4);
  outb(16 - 1, 0x3D5);
  byte = read_crtc_b(0x17) & ~0xe0;
  outb(0x17, 0x3D4);
  outb(byte | 0xa0, 0x3D5);
  byte = read_crtc_b(9) & ~0x01f;
  outb(9, 0x3D4);
  outb(byte | (16 - 1), 0x3D5);
  inb(0x3DA);
  outb(0x20, 0x3C0);
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<vga_set_amode>:
  endbr64
  push   %rbx
  mov    $0x3da,%edi
  call   <inb@plt>
  mov    $0x80,%edi
  call   <inb@plt>
  mov    $0x3c0,%esi
  mov    $0x10,%edi
  call   <outb@plt>
  mov    $0x80,%edi
  call   <inb@plt>
  mov    $0x3c0,%esi
  mov    $0xc,%edi
  call   <outb@plt>
  mov    $0x80,%edi
  call   <inb@plt>
  mov    $0x3da,%edi
  call   <inb@plt>
  mov    $0x80,%edi
  call   <inb@plt>
  mov    $0x3c0,%esi
  mov    $0x14,%edi
  call   <outb@plt>
  mov    $0x80,%edi
  call   <inb@plt>
  mov    $0x3c0,%esi
  mov    $0x0,%edi
  call   <outb@plt>
  mov    $0x80,%edi
  call   <inb@plt>
  mov    $0x3c4,%esi
  mov    $0x2,%edi
  call   <outb@plt>
  mov    $0x3c5,%esi
  mov    $0x3,%edi
  call   <outb@plt>
  mov    $0x4,%edi
  call   <read_seq_b@plt>
  mov    %eax,%ebx
  mov    $0x3c4,%esi
  mov    $0x4,%edi
  call   <outb@plt>
  and    $0xfb,%ebx
  mov    %ebx,%edi
  mov    $0x3c5,%esi
  call   <outb@plt>
  mov    $0x5,%edi
  call   <read_gra_b@plt>
  mov    %eax,%ebx
  mov    $0x3ce,%esi
  mov    $0x5,%edi
  call   <outb@plt>
  and    $0x9f,%ebx
  mov    %ebx,%edi
  or     $0x10,%edi
  mov    $0x3cf,%esi
  call   <outb@plt>
  mov    $0x3ce,%esi
  mov    $0x6,%edi
  call   <outb@plt>
  mov    $0x3cf,%esi
  mov    $0xe,%edi
  call   <outb@plt>
  mov    $0x3d4,%esi
  mov    $0xa,%edi
  call   <outb@plt>
  mov    $0x3d5,%esi
  mov    $0x0,%edi
  call   <outb@plt>
  mov    $0x3d4,%esi
  mov    $0xb,%edi
  call   <outb@plt>
  mov    $0x3d5,%esi
  mov    $0xf,%edi
  call   <outb@plt>
  mov    $0x17,%edi
  call   <read_crtc_b@plt>
  mov    %eax,%ebx
  mov    $0x3d4,%esi
  mov    $0x17,%edi
  call   <outb@plt>
  and    $0x1f,%ebx
  mov    %ebx,%edi
  or     $0xa0,%dil
  mov    $0x3d5,%esi
  call   <outb@plt>
  mov    $0x9,%edi
  call   <read_crtc_b@plt>
  mov    %eax,%ebx
  mov    $0x3d4,%esi
  mov    $0x9,%edi
  call   <outb@plt>
  and    $0xe0,%ebx
  mov    %ebx,%edi
  or     $0xf,%edi
  mov    $0x3d5,%esi
  call   <outb@plt>
  mov    $0x3da,%edi
  call   <inb@plt>
  mov    $0x3c0,%esi
  mov    $0x20,%edi
  call   <outb@plt>
  pop    %rbx
  ret
```

assistant: ```c
void vga_set_amode(void) {
  unsigned char byte;
  inb(0x3DA);
  inb(0x80);
  outb(0x10, 0x3C0);
  inb(0x80);
  outb(0x0c, 0x3C0);
  inb(0x80);
  inb(0x3DA);
  inb(0x80);
  outb(0x14, 0x3C0);
  inb(0x80);
  outb(0x0, 0x3C0);
  inb(0x80);
  outb(0x02, 0x3C4);
  outb(0x3, 0x3C5);
  byte = read_seq_b(0x04) & ~0x04;
  outb(0x04, 0x3C4);
  outb(byte, 0x3C5);
  byte = read_gra_b(0x05) & ~0x60;
  outb(0x05, 0x3CE);
  outb(byte | 0x10, 0x3CF);
  outb(0x06, 0x3CE);
  outb(0x0e, 0x3CF);
  outb(0x0A, 0x3D4);
  outb(0x00, 0x3D5);
  outb(0x0B, 0x3D4);
  outb(16 - 1, 0x3D5);
  byte = read_crtc_b(0x17) & ~0xe0;
  outb(0x17, 0x3D4);
  outb(byte | 0xa0, 0x3D5);
  byte = read_crtc_b(9) & ~0x01f;
  outb(9, 0x3D4);
  outb(byte | (16 - 1), 0x3D5);
  inb(0x3DA);
  outb(0x20, 0x3C0);
}
```
user: What is the c source code of the assembly code below:

```asm
<vga_set_amode>:
  endbr64
  push   %rbx
  mov    $0x3da,%edi
  call   <inb@plt>
  mov    $0x80,%edi
  call   <inb@plt>
  mov    $0x3c0,%esi
  mov    $0x10,%edi
  call   <outb@plt>
  mov    $0x80,%edi
  call   <inb@plt>
  mov    $0x3c0,%esi
  mov    $0xc,%edi
  call   <outb@plt>
  mov    $0x80,%edi
  call   <inb@plt>
  mov    $0x3da,%edi
  call   <inb@plt>
  mov    $0x80,%edi
  call   <inb@plt>
  mov    $0x3c0,%esi
  mov    $0x14,%edi
  call   <outb@plt>
  mov    $0x80,%edi
  call   <inb@plt>
  mov    $0x3c0,%esi
  xor    %edi,%edi
  call   <outb@plt>
  mov    $0x80,%edi
  call   <inb@plt>
  mov    $0x3c4,%esi
  mov    $0x2,%edi
  call   <outb@plt>
  mov    $0x3c5,%esi
  mov    $0x3,%edi
  call   <outb@plt>
  mov    $0x4,%edi
  call   <read_seq_b@plt>
  mov    $0x3c4,%esi
  mov    $0x4,%edi
  mov    %eax,%ebx
  call   <outb@plt>
  and    $0xfb,%ebx
  mov    $0x3c5,%esi
  mov    %ebx,%edi
  call   <outb@plt>
  mov    $0x5,%edi
  call   <read_gra_b@plt>
  mov    $0x3ce,%esi
  mov    $0x5,%edi
  mov    %eax,%ebx
  call   <outb@plt>
  and    $0x9f,%ebx
  mov    $0x3cf,%esi
  mov    %ebx,%edi
  or     $0x10,%edi
  call   <outb@plt>
  mov    $0x3ce,%esi
  mov    $0x6,%edi
  call   <outb@plt>
  mov    $0x3cf,%esi
  mov    $0xe,%edi
  call   <outb@plt>
  mov    $0x3d4,%esi
  mov    $0xa,%edi
  call   <outb@plt>
  xor    %edi,%edi
  mov    $0x3d5,%esi
  call   <outb@plt>
  mov    $0x3d4,%esi
  mov    $0xb,%edi
  call   <outb@plt>
  mov    $0x3d5,%esi
  mov    $0xf,%edi
  call   <outb@plt>
  mov    $0x17,%edi
  call   <read_crtc_b@plt>
  mov    $0x3d4,%esi
  mov    $0x17,%edi
  mov    %eax,%ebx
  call   <outb@plt>
  and    $0x1f,%ebx
  mov    $0x3d5,%esi
  mov    %ebx,%edi
  or     $0xa0,%dil
  call   <outb@plt>
  mov    $0x9,%edi
  call   <read_crtc_b@plt>
  mov    $0x3d4,%esi
  mov    $0x9,%edi
  mov    %eax,%ebx
  call   <outb@plt>
  and    $0xe0,%ebx
  mov    $0x3d5,%esi
  mov    %ebx,%edi
  or     $0xf,%edi
  call   <outb@plt>
  mov    $0x3da,%edi
  call   <inb@plt>
  mov    $0x3c0,%esi
  mov    $0x20,%edi
  pop    %rbx
  jmp    10c0 <outb@plt>
```

assistant: ```c
void vga_set_amode(void) {
  unsigned char byte;
  inb(0x3DA);
  inb(0x80);
  outb(0x10, 0x3C0);
  inb(0x80);
  outb(0x0c, 0x3C0);
  inb(0x80);
  inb(0x3DA);
  inb(0x80);
  outb(0x14, 0x3C0);
  inb(0x80);
  outb(0x0, 0x3C0);
  inb(0x80);
  outb(0x02, 0x3C4);
  outb(0x3, 0x3C5);
  byte = read_seq_b(0x04) & ~0x04;
  outb(0x04, 0x3C4);
  outb(byte, 0x3C5);
  byte = read_gra_b(0x05) & ~0x60;
  outb(0x05, 0x3CE);
  outb(byte | 0x10, 0x3CF);
  outb(0x06, 0x3CE);
  outb(0x0e, 0x3CF);
  outb(0x0A, 0x3D4);
  outb(0x00, 0x3D5);
  outb(0x0B, 0x3D4);
  outb(16 - 1, 0x3D5);
  byte = read_crtc_b(0x17) & ~0xe0;
  outb(0x17, 0x3D4);
  outb(byte | 0xa0, 0x3D5);
  byte = read_crtc_b(9) & ~0x01f;
  outb(9, 0x3D4);
  outb(byte | (16 - 1), 0x3D5);
  inb(0x3DA);
  outb(0x20, 0x3C0);
}
```
user: Translate the below assembly code into C programming language:

```asm
<vga_set_amode>:
  endbr64
  push   %rbx
  mov    $0x3da,%edi
  call   <inb@plt>
  mov    $0x80,%edi
  call   <inb@plt>
  mov    $0x3c0,%esi
  mov    $0x10,%edi
  call   <outb@plt>
  mov    $0x80,%edi
  call   <inb@plt>
  mov    $0x3c0,%esi
  mov    $0xc,%edi
  call   <outb@plt>
  mov    $0x80,%edi
  call   <inb@plt>
  mov    $0x3da,%edi
  call   <inb@plt>
  mov    $0x80,%edi
  call   <inb@plt>
  mov    $0x3c0,%esi
  mov    $0x14,%edi
  call   <outb@plt>
  mov    $0x80,%edi
  call   <inb@plt>
  mov    $0x3c0,%esi
  xor    %edi,%edi
  call   <outb@plt>
  mov    $0x80,%edi
  call   <inb@plt>
  mov    $0x3c4,%esi
  mov    $0x2,%edi
  call   <outb@plt>
  mov    $0x3c5,%esi
  mov    $0x3,%edi
  call   <outb@plt>
  mov    $0x4,%edi
  call   <read_seq_b@plt>
  mov    $0x3c4,%esi
  mov    $0x4,%edi
  mov    %eax,%ebx
  call   <outb@plt>
  and    $0xfb,%ebx
  mov    $0x3c5,%esi
  mov    %ebx,%edi
  call   <outb@plt>
  mov    $0x5,%edi
  call   <read_gra_b@plt>
  mov    $0x3ce,%esi
  mov    $0x5,%edi
  mov    %eax,%ebx
  call   <outb@plt>
  and    $0x9f,%ebx
  mov    $0x3cf,%esi
  mov    %ebx,%edi
  or     $0x10,%edi
  call   <outb@plt>
  mov    $0x3ce,%esi
  mov    $0x6,%edi
  call   <outb@plt>
  mov    $0x3cf,%esi
  mov    $0xe,%edi
  call   <outb@plt>
  mov    $0x3d4,%esi
  mov    $0xa,%edi
  call   <outb@plt>
  xor    %edi,%edi
  mov    $0x3d5,%esi
  call   <outb@plt>
  mov    $0x3d4,%esi
  mov    $0xb,%edi
  call   <outb@plt>
  mov    $0x3d5,%esi
  mov    $0xf,%edi
  call   <outb@plt>
  mov    $0x17,%edi
  call   <read_crtc_b@plt>
  mov    $0x3d4,%esi
  mov    $0x17,%edi
  mov    %eax,%ebx
  call   <outb@plt>
  and    $0x1f,%ebx
  mov    $0x3d5,%esi
  mov    %ebx,%edi
  or     $0xa0,%dil
  call   <outb@plt>
  mov    $0x9,%edi
  call   <read_crtc_b@plt>
  mov    $0x3d4,%esi
  mov    $0x9,%edi
  mov    %eax,%ebx
  call   <outb@plt>
  and    $0xe0,%ebx
  mov    $0x3d5,%esi
  mov    %ebx,%edi
  or     $0xf,%edi
  call   <outb@plt>
  mov    $0x3da,%edi
  call   <inb@plt>
  mov    $0x3c0,%esi
  mov    $0x20,%edi
  pop    %rbx
  jmp    10c0 <outb@plt>
```

assistant: ```c
void vga_set_amode(void) {
  unsigned char byte;
  inb(0x3DA);
  inb(0x80);
  outb(0x10, 0x3C0);
  inb(0x80);
  outb(0x0c, 0x3C0);
  inb(0x80);
  inb(0x3DA);
  inb(0x80);
  outb(0x14, 0x3C0);
  inb(0x80);
  outb(0x0, 0x3C0);
  inb(0x80);
  outb(0x02, 0x3C4);
  outb(0x3, 0x3C5);
  byte = read_seq_b(0x04) & ~0x04;
  outb(0x04, 0x3C4);
  outb(byte, 0x3C5);
  byte = read_gra_b(0x05) & ~0x60;
  outb(0x05, 0x3CE);
  outb(byte | 0x10, 0x3CF);
  outb(0x06, 0x3CE);
  outb(0x0e, 0x3CF);
  outb(0x0A, 0x3D4);
  outb(0x00, 0x3D5);
  outb(0x0B, 0x3D4);
  outb(16 - 1, 0x3D5);
  byte = read_crtc_b(0x17) & ~0xe0;
  outb(0x17, 0x3D4);
  outb(byte | 0xa0, 0x3D5);
  byte = read_crtc_b(9) & ~0x01f;
  outb(9, 0x3D4);
  outb(byte | (16 - 1), 0x3D5);
  inb(0x3DA);
  outb(0x20, 0x3C0);
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<fib>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %edi,-0x14(%rbp)
  cmpl   $0x1,-0x14(%rbp)
  jg     L4
  mov    $0x1,%eax
  jmp    L19
L4:
  mov    -0x14(%rbp),%eax
  sub    $0x2,%eax
  mov    %eax,%edi
  call   <fib>
  mov    %eax,%ebx
  mov    -0x14(%rbp),%eax
  sub    $0x1,%eax
  mov    %eax,%edi
  call   <fib>
  add    %ebx,%eax
L19:
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

assistant: ```c
int fib(int n) {
  if (n < 2) {
    return 1;
  }
  return fib(n - 2) + fib(n - 1);
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<fib>:
  endbr64
  mov    $0x1,%eax
  cmp    $0x1,%edi
  jle    L4
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %edi,%ebx
  lea    -0x2(%rdi),%edi
  call   <fib>
  mov    %eax,%ebp
  lea    -0x1(%rbx),%edi
  call   <fib>
  add    %ebp,%eax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
L4:
  ret
```

assistant: ```c
int fib(int n) {
  if (n < 2) {
    return 1;
  }
  return fib(n - 2) + fib(n - 1);
}
```
user: What is the c source code of the assembly code below?

```asm
<_nss_noenum_getgrnam_r>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %rdx,-0x18(%rbp)
  mov    %rcx,-0x20(%rbp)
  mov    %r8,-0x28(%rbp)
  mov    D14(%rip),%rax
  mov    (%rax),%edx
  mov    -0x28(%rbp),%rax
  mov    %edx,(%rax)
  mov    D9(%rip),%rax
  mov    (%rax),%eax
  pop    %rbp
  ret
```

assistant: ```c
enum nss_status _nss_noenum_getgrnam_r(const char *name, struct group *gr, char *buffer, size_t buflen, int *errnop) {
  *errnop = ENOENT;
  return NSS_STATUS_NOTFOUND;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<_nss_noenum_getgrnam_r>:
  endbr64
  mov    D1(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,(%r8)
  mov    D13(%rip),%rax
  mov    (%rax),%eax
  ret
```

assistant: ```c
enum nss_status _nss_noenum_getgrnam_r(const char *name, struct group *gr, char *buffer, size_t buflen, int *errnop) {
  *errnop = ENOENT;
  return NSS_STATUS_NOTFOUND;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<_nss_noenum_getgrnam_r>:
  endbr64
  mov    D6(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,(%r8)
  mov    D19(%rip),%rax
  mov    (%rax),%eax
  ret
```

assistant: ```c
enum nss_status _nss_noenum_getgrnam_r(const char *name, struct group *gr, char *buffer, size_t buflen, int *errnop) {
  *errnop = ENOENT;
  return NSS_STATUS_NOTFOUND;
}
```
user: What is the c source code of the assembly code below?

```asm
<_nss_noenum_getgrnam_r>:
  endbr64
  mov    D4(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,(%r8)
  mov    D2(%rip),%rax
  mov    (%rax),%eax
  ret
```

assistant: ```c
enum nss_status _nss_noenum_getgrnam_r(const char *name, struct group *gr, char *buffer, size_t buflen, int *errnop) {
  *errnop = ENOENT;
  return NSS_STATUS_NOTFOUND;
}
```