ylfeng/ReF-Decompile-dataset huggingface dataset:
user: What is the c source code of the assembly code below?

```asm
<kwboot_open_tty>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x38(%rbp)
  mov    %esi,-0x3c(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movl   $0xffffffff,-0x28(%rbp)
  mov    D41(%rip),%rax
  mov    (%rax),%edx
  mov    D28(%rip),%rax
  mov    (%rax),%eax
  or     %eax,%edx
  mov    D12(%rip),%rax
  mov    (%rax),%eax
  or     %eax,%edx
  mov    -0x38(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <open@plt>
  mov    %eax,-0x24(%rbp)
  cmpl   $0x0,-0x24(%rbp)
  js     L66
  lea    -0x20(%rbp),%rax
  mov    $0x18,%edx
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <memset@plt>
  movq   $0x0,-0x10(%rbp)
  mov    D37(%rip),%rax
  mov    (%rax),%edx
  mov    D77(%rip),%rax
  mov    (%rax),%eax
  or     %eax,%edx
  mov    D34(%rip),%rax
  mov    (%rax),%eax
  or     %edx,%eax
  mov    %eax,-0x20(%rbp)
  mov    -0x18(%rbp),%rdx
  mov    D71(%rip),%rax
  mov    (%rax),%rax
  shl    $0x2,%rax
  add    %rdx,%rax
  movl   $0x1,(%rax)
  mov    -0x18(%rbp),%rdx
  mov    D18(%rip),%rax
  mov    (%rax),%rax
  shl    $0x2,%rax
  add    %rdx,%rax
  movl   $0xa,(%rax)
  mov    -0x3c(%rbp),%edx
  lea    -0x20(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <cfsetospeed@plt>
  mov    -0x3c(%rbp),%edx
  lea    -0x20(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <cfsetispeed@plt>
  mov    D67(%rip),%rax
  mov    (%rax),%ecx
  lea    -0x20(%rbp),%rdx
  mov    -0x24(%rbp),%eax
  mov    %ecx,%esi
  mov    %eax,%edi
  call   <tcsetattr@plt>
  mov    %eax,-0x28(%rbp)
  cmpl   $0x0,-0x28(%rbp)
  jne    L6
  mov    -0x24(%rbp),%eax
  mov    %eax,-0x28(%rbp)
  jmp    L65
L66:
  nop
  jmp    L65
L6:
  nop
L65:
  cmpl   $0x0,-0x28(%rbp)
  jns    L26
  cmpl   $0x0,-0x24(%rbp)
  js     L26
  mov    -0x24(%rbp),%eax
  mov    %eax,%edi
  call   <close@plt>
L26:
  mov    -0x28(%rbp),%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L10
  call   <__stack_chk_fail@plt>
L10:
  leave
  ret
```

assistant: ```c
int kwboot_open_tty(const char *path, speed_t speed) {
  int rc, fd;
  struct termios tio;
  rc = -1;
  fd = open(path, O_RDWR | O_NOCTTY | O_NDELAY);
  if (fd < 0)
    goto out;
  memset(&tio, 0, sizeof(tio));
  tio.c_iflag = 0;
  tio.c_cflag = CREAD | CLOCAL | CS8;
  tio.c_cc[VMIN] = 1;
  tio.c_cc[VTIME] = 10;
  cfsetospeed(&tio, speed);
  cfsetispeed(&tio, speed);
  rc = tcsetattr(fd, TCSANOW, &tio);
  if (rc)
    goto out;
  rc = fd;
out:
  if (rc < 0) {
    if (fd >= 0)
      close(fd);
  }
  return rc;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<kwboot_open_tty>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x20,%rsp
  mov    %esi,%ebp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    D45(%rip),%rax
  mov    (%rax),%esi
  mov    D63(%rip),%rax
  or     (%rax),%esi
  mov    D38(%rip),%rax
  or     (%rax),%esi
  call   <open@plt>
  mov    $0xffffffff,%ebx
  test   %eax,%eax
  js     L24
  mov    %eax,%ebx
  mov    %rsp,%r12
  mov    $0x18,%edx
  mov    $0x0,%esi
  mov    %r12,%rdi
  call   <memset@plt>
  movq   $0x0,0x10(%rsp)
  mov    D64(%rip),%rax
  mov    (%rax),%eax
  mov    D23(%rip),%rdx
  or     (%rdx),%eax
  mov    D62(%rip),%rdx
  or     (%rdx),%eax
  mov    %eax,(%rsp)
  mov    D72(%rip),%rax
  mov    (%rax),%rdx
  mov    0x8(%rsp),%rax
  movl   $0x1,(%rax,%rdx,4)
  mov    D60(%rip),%rax
  mov    (%rax),%rdx
  mov    0x8(%rsp),%rax
  movl   $0xa,(%rax,%rdx,4)
  mov    %ebp,%esi
  mov    %r12,%rdi
  call   <cfsetospeed@plt>
  mov    %ebp,%esi
  mov    %r12,%rdi
  call   <cfsetispeed@plt>
  mov    %r12,%rdx
  mov    D56(%rip),%rax
  mov    (%rax),%esi
  mov    %ebx,%edi
  call   <tcsetattr@plt>
  mov    %eax,%ebp
  test   %eax,%eax
  jne    L1
L24:
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L21
  mov    %ebx,%eax
  add    $0x20,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L1:
  jns    L37
  mov    %ebx,%edi
  call   <close@plt>
  mov    %ebp,%ebx
  jmp    L24
L37:
  mov    %eax,%ebx
  jmp    L24
L21:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int kwboot_open_tty(const char *path, speed_t speed) {
  int rc, fd;
  struct termios tio;
  rc = -1;
  fd = open(path, O_RDWR | O_NOCTTY | O_NDELAY);
  if (fd < 0)
    goto out;
  memset(&tio, 0, sizeof(tio));
  tio.c_iflag = 0;
  tio.c_cflag = CREAD | CLOCAL | CS8;
  tio.c_cc[VMIN] = 1;
  tio.c_cc[VTIME] = 10;
  cfsetospeed(&tio, speed);
  cfsetispeed(&tio, speed);
  rc = tcsetattr(fd, TCSANOW, &tio);
  if (rc)
    goto out;
  rc = fd;
out:
  if (rc < 0) {
    if (fd >= 0)
      close(fd);
  }
  return rc;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<kwboot_open_tty>:
  endbr64
  push   %r13
  push   %r12
  mov    $0xffffffff,%r12d
  push   %rbp
  mov    %esi,%ebp
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  mov    D34(%rip),%rax
  mov    (%rax),%esi
  mov    D68(%rip),%rax
  or     (%rax),%esi
  mov    D83(%rip),%rax
  or     (%rax),%esi
  call   <open@plt>
  test   %eax,%eax
  js     L38
  mov    %rsp,%r13
  mov    $0x18,%edx
  xor    %esi,%esi
  mov    %eax,%r12d
  mov    %r13,%rdi
  call   <memset@plt>
  mov    D33(%rip),%rdx
  mov    %ebp,%esi
  mov    %r13,%rdi
  movq   $0x0,0x10(%rsp)
  mov    D73(%rip),%rax
  mov    (%rax),%eax
  or     (%rdx),%eax
  mov    D49(%rip),%rdx
  or     (%rdx),%eax
  mov    D3(%rip),%rdx
  mov    %eax,(%rsp)
  mov    0x8(%rsp),%rax
  mov    (%rdx),%rdx
  movl   $0x1,(%rax,%rdx,4)
  mov    D28(%rip),%rdx
  mov    (%rdx),%rdx
  movl   $0xa,(%rax,%rdx,4)
  call   <cfsetospeed@plt>
  mov    %ebp,%esi
  mov    %r13,%rdi
  call   <cfsetispeed@plt>
  mov    D67(%rip),%rax
  mov    %r13,%rdx
  mov    %r12d,%edi
  mov    (%rax),%esi
  call   <tcsetattr@plt>
  mov    %eax,%ebp
  test   %eax,%eax
  jne    L24
L38:
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L20
  add    $0x20,%rsp
  mov    %r12d,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax)
L24:
  jns    L1
  mov    %r12d,%edi
  call   <close@plt>
L1:
  mov    %ebp,%r12d
  jmp    L38
L20:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int kwboot_open_tty(const char *path, speed_t speed) {
  int rc, fd;
  struct termios tio;
  rc = -1;
  fd = open(path, O_RDWR | O_NOCTTY | O_NDELAY);
  if (fd < 0)
    goto out;
  memset(&tio, 0, sizeof(tio));
  tio.c_iflag = 0;
  tio.c_cflag = CREAD | CLOCAL | CS8;
  tio.c_cc[VMIN] = 1;
  tio.c_cc[VTIME] = 10;
  cfsetospeed(&tio, speed);
  cfsetispeed(&tio, speed);
  rc = tcsetattr(fd, TCSANOW, &tio);
  if (rc)
    goto out;
  rc = fd;
out:
  if (rc < 0) {
    if (fd >= 0)
      close(fd);
  }
  return rc;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<kwboot_open_tty>:
  endbr64
  push   %r13
  push   %r12
  mov    $0xffffffff,%r12d
  push   %rbp
  mov    %esi,%ebp
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  mov    D69(%rip),%rax
  mov    (%rax),%esi
  mov    D25(%rip),%rax
  or     (%rax),%esi
  mov    D38(%rip),%rax
  or     (%rax),%esi
  call   <open@plt>
  test   %eax,%eax
  js     L35
  mov    %rsp,%r13
  mov    $0x18,%edx
  xor    %esi,%esi
  mov    %eax,%r12d
  mov    %r13,%rdi
  call   <memset@plt>
  mov    D14(%rip),%rdx
  mov    %ebp,%esi
  mov    %r13,%rdi
  movq   $0x0,0x10(%rsp)
  mov    D59(%rip),%rax
  mov    (%rax),%eax
  or     (%rdx),%eax
  mov    D28(%rip),%rdx
  or     (%rdx),%eax
  mov    D81(%rip),%rdx
  mov    %eax,(%rsp)
  mov    0x8(%rsp),%rax
  mov    (%rdx),%rdx
  movl   $0x1,(%rax,%rdx,4)
  mov    D78(%rip),%rdx
  mov    (%rdx),%rdx
  movl   $0xa,(%rax,%rdx,4)
  call   <cfsetospeed@plt>
  mov    %ebp,%esi
  mov    %r13,%rdi
  call   <cfsetispeed@plt>
  mov    D48(%rip),%rax
  mov    %r13,%rdx
  mov    %r12d,%edi
  mov    (%rax),%esi
  call   <tcsetattr@plt>
  mov    %eax,%ebp
  test   %eax,%eax
  jne    L7
L35:
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L39
  add    $0x20,%rsp
  mov    %r12d,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax)
L7:
  jns    L32
  mov    %r12d,%edi
  call   <close@plt>
L32:
  mov    %ebp,%r12d
  jmp    L35
L39:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int kwboot_open_tty(const char *path, speed_t speed) {
  int rc, fd;
  struct termios tio;
  rc = -1;
  fd = open(path, O_RDWR | O_NOCTTY | O_NDELAY);
  if (fd < 0)
    goto out;
  memset(&tio, 0, sizeof(tio));
  tio.c_iflag = 0;
  tio.c_cflag = CREAD | CLOCAL | CS8;
  tio.c_cc[VMIN] = 1;
  tio.c_cc[VTIME] = 10;
  cfsetospeed(&tio, speed);
  cfsetispeed(&tio, speed);
  rc = tcsetattr(fd, TCSANOW, &tio);
  if (rc)
    goto out;
  rc = fd;
out:
  if (rc < 0) {
    if (fd >= 0)
      close(fd);
  }
  return rc;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<ularith_redc>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x50,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %rdx,-0x38(%rbp)
  mov    %rcx,-0x40(%rbp)
  mov    %r8,-0x48(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x38(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x30(%rbp),%rax
  imul   -0x48(%rbp),%rax
  mov    %rax,-0x20(%rbp)
  mov    -0x20(%rbp),%rdx
  mov    -0x40(%rbp),%rcx
  lea    -0x18(%rbp),%rsi
  lea    -0x20(%rbp),%rax
  mov    %rax,%rdi
  call   <ularith_mul_ul_ul_2ul@plt>
  cmpq   $0x0,-0x30(%rbp)
  je     L10
  mov    $0x1,%eax
  jmp    L15
L10:
  mov    $0x0,%eax
L15:
  add    %rax,-0x10(%rbp)
  mov    -0x18(%rbp),%rdx
  mov    -0x40(%rbp),%rcx
  mov    -0x10(%rbp),%rsi
  mov    -0x28(%rbp),%rax
  mov    %rax,%rdi
  call   <ularith_addmod_ul_ul@plt>
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L21
  call   <__stack_chk_fail@plt>
L21:
  leave
  ret
```

assistant: ```c
void ularith_redc(unsigned long *r, const unsigned long plow, const unsigned long phigh, const unsigned long m, const unsigned long invm) {
  unsigned long t = phigh;
  unsigned long tlow, thigh;
  ;
  tlow = plow * invm;
  ularith_mul_ul_ul_2ul(&tlow, &thigh, tlow, m);
  t += (plow != 0UL) ? 1UL : 0UL;
  ularith_addmod_ul_ul(r, t, thigh, m);
  ;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<ularith_redc>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %rdi,%r12
  mov    %rsi,%r13
  mov    %rdx,%rbx
  mov    %rcx,%rbp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    %r8,%rdx
  imul   %rsi,%rdx
  mov    %rdx,0x8(%rsp)
  lea    0x10(%rsp),%rsi
  lea    0x8(%rsp),%rdi
  call   <ularith_mul_ul_ul_2ul@plt>
  cmp    $0x1,%r13
  sbb    $0xffffffffffffffff,%rbx
  mov    %rbx,%rsi
  mov    %rbp,%rcx
  mov    0x10(%rsp),%rdx
  mov    %r12,%rdi
  call   <ularith_addmod_ul_ul@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L8
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L8:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void ularith_redc(unsigned long *r, const unsigned long plow, const unsigned long phigh, const unsigned long m, const unsigned long invm) {
  unsigned long t = phigh;
  unsigned long tlow, thigh;
  ;
  tlow = plow * invm;
  ularith_mul_ul_ul_2ul(&tlow, &thigh, tlow, m);
  t += (plow != 0UL) ? 1UL : 0UL;
  ularith_addmod_ul_ul(r, t, thigh, m);
  ;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<ularith_redc>:
  endbr64
  push   %r13
  mov    %rdi,%r13
  push   %r12
  mov    %rcx,%r12
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  mov    %rdx,%rbx
  mov    %r8,%rdx
  imul   %rsi,%rdx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  lea    0x10(%rsp),%rsi
  lea    0x8(%rsp),%rdi
  mov    %rdx,0x8(%rsp)
  call   <ularith_mul_ul_ul_2ul@plt>
  cmp    $0x1,%rbp
  mov    %r12,%rcx
  mov    %r13,%rdi
  sbb    $0xffffffffffffffff,%rbx
  mov    0x10(%rsp),%rdx
  mov    %rbx,%rsi
  call   <ularith_addmod_ul_ul@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L7
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L7:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void ularith_redc(unsigned long *r, const unsigned long plow, const unsigned long phigh, const unsigned long m, const unsigned long invm) {
  unsigned long t = phigh;
  unsigned long tlow, thigh;
  ;
  tlow = plow * invm;
  ularith_mul_ul_ul_2ul(&tlow, &thigh, tlow, m);
  t += (plow != 0UL) ? 1UL : 0UL;
  ularith_addmod_ul_ul(r, t, thigh, m);
  ;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<ularith_redc>:
  endbr64
  push   %r13
  mov    %rdi,%r13
  push   %r12
  mov    %rcx,%r12
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  mov    %rdx,%rbx
  mov    %r8,%rdx
  imul   %rsi,%rdx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  lea    0x10(%rsp),%rsi
  lea    0x8(%rsp),%rdi
  mov    %rdx,0x8(%rsp)
  call   <ularith_mul_ul_ul_2ul@plt>
  cmp    $0x1,%rbp
  mov    %r12,%rcx
  mov    %r13,%rdi
  sbb    $0xffffffffffffffff,%rbx
  mov    0x10(%rsp),%rdx
  mov    %rbx,%rsi
  call   <ularith_addmod_ul_ul@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L2
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L2:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void ularith_redc(unsigned long *r, const unsigned long plow, const unsigned long phigh, const unsigned long m, const unsigned long invm) {
  unsigned long t = phigh;
  unsigned long tlow, thigh;
  ;
  tlow = plow * invm;
  ularith_mul_ul_ul_2ul(&tlow, &thigh, tlow, m);
  t += (plow != 0UL) ? 1UL : 0UL;
  ularith_addmod_ul_ul(r, t, thigh, m);
  ;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<lVec>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  pxor   %xmm0,%xmm0
  movsd  %xmm0,-0x8(%rbp)
  movl   $0x0,-0xc(%rbp)
  jmp    L5
L12:
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm1
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm0
  mulsd  %xmm1,%xmm0
  movsd  -0x8(%rbp),%xmm1
  addsd  %xmm1,%xmm0
  movsd  %xmm0,-0x8(%rbp)
  addl   $0x1,-0xc(%rbp)
L5:
  mov    -0xc(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jl     L12
  mov    -0x8(%rbp),%rax
  movq   %rax,%xmm0
  call   <sqrt@plt>
  movq   %xmm0,%rax
  movq   %rax,%xmm0
  leave
  ret
```

assistant: ```c
double lVec(double *a, int size) {
  double l = 0;
  for (int i = 0; i < size; i++)
    l += a[i] * a[i];
  return sqrt(l);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<lVec>:
  endbr64
  test   %esi,%esi
  jle    L3
  mov    %rdi,%rax
  lea    -0x1(%rsi),%edx
  lea    0x8(%rdi,%rdx,8),%rdx
  pxor   %xmm0,%xmm0
L16:
  movsd  (%rax),%xmm1
  mulsd  %xmm1,%xmm1
  addsd  %xmm1,%xmm0
  add    $0x8,%rax
  cmp    %rdx,%rax
  jne    L16
  pxor   %xmm1,%xmm1
  ucomisd %xmm0,%xmm1
  ja     L37
L9:
  sqrtsd %xmm0,%xmm0
  ret
L3:
  pxor   %xmm0,%xmm0
  jmp    L9
L37:
  sub    $0x8,%rsp
  call   <sqrt@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
double lVec(double *a, int size) {
  double l = 0;
  for (int i = 0; i < size; i++)
    l += a[i] * a[i];
  return sqrt(l);
}
```
user: What is the c source code of the assembly code below?

```asm
<lVec>:
  endbr64
  test   %esi,%esi
  jle    L12
  lea    -0x1(%rsi),%eax
  pxor   %xmm2,%xmm2
  lea    0x8(%rdi,%rax,8),%rax
  movapd %xmm2,%xmm0
  nopl   0x0(%rax,%rax,1)
L24:
  movsd  (%rdi),%xmm1
  add    $0x8,%rdi
  mulsd  %xmm1,%xmm1
  addsd  %xmm1,%xmm0
  cmp    %rax,%rdi
  jne    L24
  ucomisd %xmm0,%xmm2
  ja     L4
  sqrtsd %xmm0,%xmm0
  ret
L12:
  pxor   %xmm0,%xmm0
  sqrtsd %xmm0,%xmm0
  ret
L4:
  jmp    1050 <sqrt@plt>
```

assistant: ```c
double lVec(double *a, int size) {
  double l = 0;
  for (int i = 0; i < size; i++)
    l += a[i] * a[i];
  return sqrt(l);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<lVec>:
  endbr64
  test   %esi,%esi
  jle    L12
  cmp    $0x1,%esi
  je     L48
  mov    %esi,%edx
  pxor   %xmm3,%xmm3
  mov    %rdi,%rax
  shr    %edx
  movapd %xmm3,%xmm0
  sub    $0x1,%edx
  shl    $0x4,%rdx
  lea    0x10(%rdi,%rdx,1),%rdx
  nopl   0x0(%rax,%rax,1)
L28:
  movupd (%rax),%xmm1
  add    $0x10,%rax
  mulpd  %xmm1,%xmm1
  addsd  %xmm1,%xmm0
  unpckhpd %xmm1,%xmm1
  addsd  %xmm1,%xmm0
  cmp    %rdx,%rax
  jne    L28
  mov    %esi,%eax
  and    $0xfffffffe,%eax
  and    $0x1,%esi
  je     L30
L22:
  cltq
  movsd  (%rdi,%rax,8),%xmm1
  mulsd  %xmm1,%xmm1
  addsd  %xmm1,%xmm0
L30:
  ucomisd %xmm0,%xmm3
  ja     L19
  sqrtsd %xmm0,%xmm0
  ret
  nopl   0x0(%rax)
L12:
  pxor   %xmm0,%xmm0
  sqrtsd %xmm0,%xmm0
  ret
L48:
  pxor   %xmm3,%xmm3
  xor    %eax,%eax
  movapd %xmm3,%xmm0
  jmp    L22
L19:
  jmp    1050 <sqrt@plt>
```

assistant: ```c
double lVec(double *a, int size) {
  double l = 0;
  for (int i = 0; i < size; i++)
    l += a[i] * a[i];
  return sqrt(l);
}
```
user: What is the c source code of the assembly code below:

```asm
<wrap_at_right_margin>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    -0x28(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %rax,-0x8(%rbp)
  movq   $0x0,-0x18(%rbp)
  movq   $0x0,-0x10(%rbp)
  mov    -0x18(%rbp),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x10(%rbp)
  jmp    L41
L31:
  subq   $0x1,-0x10(%rbp)
L39:
  mov    -0x18(%rbp),%rax
  cmp    -0x10(%rbp),%rax
  je     L55
  mov    -0x28(%rbp),%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isspace@plt>
  test   %eax,%eax
  je     L31
L55:
  mov    -0x18(%rbp),%rax
  cmp    -0x10(%rbp),%rax
  jne    L24
  jmp    L33
L81:
  addq   $0x1,-0x10(%rbp)
L33:
  mov    -0x10(%rbp),%rax
  cmp    -0x8(%rbp),%rax
  jae    L24
  mov    -0x28(%rbp),%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isspace@plt>
  test   %eax,%eax
  je     L81
L24:
  mov    -0x10(%rbp),%rax
  cmp    -0x8(%rbp),%rax
  jae    L15
  mov    -0x28(%rbp),%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  movb   $0xa,(%rax)
L15:
  mov    -0x10(%rbp),%rax
  add    $0x1,%rax
  mov    %rax,-0x18(%rbp)
  mov    -0x18(%rbp),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x10(%rbp)
L41:
  mov    -0x10(%rbp),%rax
  cmp    -0x8(%rbp),%rax
  jb     L39
  nop
  nop
  leave
  ret
```

assistant: ```c
void wrap_at_right_margin(char *string, const size_t columns) {
  const size_t string_length = strlen(string);
  size_t begin = 0;
  size_t end = 0;
  end = begin + columns;
  while (end < string_length) {
    while (begin != end && !isspace(string[end])) {
      end--;
    }
    if (begin == end) {
      while (end < string_length && !isspace(string[end])) {
        end++;
      }
    }
    if (end < string_length) {
      string[end] = '\n';
    }
    begin = end + 1;
    end = begin + columns;
  }
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<wrap_at_right_margin>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%r12
  mov    %rsi,%r14
  call   <strlen@plt>
  mov    %rax,%r13
  mov    %r14,%rbx
  mov    $0x0,%ebp
  cmp    %r14,%rax
  ja     L28
L42:
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L106:
  cmp    %rbx,%rbp
  je     L130
L112:
  cmp    %r13,%rbx
  jae    L44
  movb   $0xa,(%r12,%rbx,1)
L44:
  lea    0x1(%rbx),%rbp
  lea    (%r14,%rbp,1),%rbx
  cmp    %rbx,%r13
  jbe    L42
L28:
  cmp    %rbx,%rbp
  je     L36
L45:
  movsbl (%r12,%rbx,1),%edi
  call   <isspace@plt>
  test   %eax,%eax
  jne    L106
  sub    $0x1,%rbx
  cmp    %rbp,%rbx
  jne    L45
L11:
  mov    %rbp,%rbx
  cmp    %r13,%rbp
  jae    L44
L38:
  movsbl (%r12,%rbp,1),%edi
  call   <isspace@plt>
  test   %eax,%eax
  jne    L131
  add    $0x1,%rbp
  cmp    %rbp,%r13
  jne    L38
  mov    %r13,%rbx
  jmp    L44
L130:
  mov    %rbx,%rbp
  jmp    L11
L131:
  mov    %rbp,%rbx
  jmp    L112
L36:
  mov    %rbx,%rbp
  jmp    L11
```

assistant: ```c
void wrap_at_right_margin(char *string, const size_t columns) {
  const size_t string_length = strlen(string);
  size_t begin = 0;
  size_t end = 0;
  end = begin + columns;
  while (end < string_length) {
    while (begin != end && !isspace(string[end])) {
      end--;
    }
    if (begin == end) {
      while (end < string_length && !isspace(string[end])) {
        end++;
      }
    }
    if (end < string_length) {
      string[end] = '\n';
    }
    begin = end + 1;
    end = begin + columns;
  }
}
```
user: Translate the below assembly code into C programming language:

```asm
<wrap_at_right_margin>:
  endbr64
  push   %r14
  mov    %rsi,%r14
  push   %r13
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  xor    %ebp,%ebp
  push   %rbx
  mov    %r14,%rbx
  call   <strlen@plt>
  mov    %rax,%r13
  cmp    %r14,%rax
  ja     L96
  jmp    L14
  cs nopw 0x0(%rax,%rax,1)
L21:
  movsbl (%r12,%rbx,1),%edi
  call   <isspace@plt>
  test   %eax,%eax
  jne    L43
  sub    $0x1,%rbx
L96:
  cmp    %rbp,%rbx
  jne    L21
  mov    %rbp,%rbx
  cmp    %rbp,%r13
  ja     L6
  jmp    L77
  nopl   0x0(%rax)
L24:
  cmp    %rbp,%r13
  je     L26
L6:
  movsbl (%r12,%rbp,1),%edi
  mov    %rbp,%rbx
  lea    0x1(%rbp),%rbp
  call   <isspace@plt>
  test   %eax,%eax
  je     L24
  nopw   0x0(%rax,%rax,1)
L43:
  cmp    %r13,%rbx
  jae    L77
  movb   $0xa,(%r12,%rbx,1)
L77:
  lea    0x1(%rbx),%rbp
  lea    (%r14,%rbp,1),%rbx
  cmp    %rbx,%r13
  ja     L96
L14:
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L26:
  mov    %r13,%rbx
  jmp    L77
```

assistant: ```c
void wrap_at_right_margin(char *string, const size_t columns) {
  const size_t string_length = strlen(string);
  size_t begin = 0;
  size_t end = 0;
  end = begin + columns;
  while (end < string_length) {
    while (begin != end && !isspace(string[end])) {
      end--;
    }
    if (begin == end) {
      while (end < string_length && !isspace(string[end])) {
        end++;
      }
    }
    if (end < string_length) {
      string[end] = '\n';
    }
    begin = end + 1;
    end = begin + columns;
  }
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<wrap_at_right_margin>:
  endbr64
  push   %r15
  mov    %rsi,%r15
  push   %r14
  push   %r13
  push   %r12
  xor    %r12d,%r12d
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  mov    %r15,%rbx
  sub    $0x8,%rsp
  call   <strlen@plt>
  mov    %rax,%r14
  cmp    %r15,%rax
  ja     L7
  jmp    L100
  nopl   (%rax)
L85:
  movsbl 0x0(%rbp,%rbx,1),%edi
  lea    0x0(%rbp,%rbx,1),%r13
  call   <isspace@plt>
  test   %eax,%eax
  jne    L68
  sub    $0x1,%rbx
L7:
  cmp    %r12,%rbx
  jne    L85
  mov    %r12,%rbx
  cmp    %r12,%r14
  ja     L91
  jmp    L102
  cs nopw 0x0(%rax,%rax,1)
L27:
  cmp    %r12,%r14
  je     L15
L91:
  movsbl 0x0(%rbp,%r12,1),%edi
  lea    0x0(%rbp,%r12,1),%r13
  mov    %r12,%rbx
  lea    0x1(%r12),%r12
  call   <isspace@plt>
  test   %eax,%eax
  je     L27
  nopl   0x0(%rax)
L68:
  cmp    %r14,%rbx
  jae    L102
  movb   $0xa,0x0(%r13)
L102:
  lea    0x1(%rbx),%r12
  lea    (%r15,%r12,1),%rbx
  cmp    %rbx,%r14
  ja     L7
L100:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L15:
  mov    %r14,%rbx
  jmp    L102
```

assistant: ```c
void wrap_at_right_margin(char *string, const size_t columns) {
  const size_t string_length = strlen(string);
  size_t begin = 0;
  size_t end = 0;
  end = begin + columns;
  while (end < string_length) {
    while (begin != end && !isspace(string[end])) {
      end--;
    }
    if (begin == end) {
      while (end < string_length && !isspace(string[end])) {
        end++;
      }
    }
    if (end < string_length) {
      string[end] = '\n';
    }
    begin = end + 1;
    end = begin + columns;
  }
}
```