ylfeng/ReF-Decompile-dataset huggingface dataset:
user: What would the C source look like for the assembly code provided here?

```asm
<id_create>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    $0x0,%edi
  call   <time@plt>
  mov    %eax,%edi
  call   <srandom@plt>
  movl   $0x0,-0x14(%rbp)
  jmp    L7
L14:
  mov    -0x14(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  lea    (%rdx,%rax,1),%rbx
  mov    $0x0,%eax
  call   <random@plt>
  mov    %al,(%rbx)
  addl   $0x1,-0x14(%rbp)
L7:
  cmpl   $0x13,-0x14(%rbp)
  jle    L14
  nop
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

assistant: ```c
void id_create(unsigned char *id_hash) {
  int i;
  srandom(time(NULL));
  for (i = 0; i < (160 / 8); i++)
    id_hash[i] = random();
  return;
}
```
user: Translate the below assembly code into C programming language:

```asm
<id_create>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbp
  mov    $0x0,%edi
  call   <time@plt>
  mov    %eax,%edi
  call   <srandom@plt>
  mov    %rbp,%rbx
  add    $0x14,%rbp
L6:
  mov    $0x0,%eax
  call   <random@plt>
  mov    %al,(%rbx)
  add    $0x1,%rbx
  cmp    %rbp,%rbx
  jne    L6
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void id_create(unsigned char *id_hash) {
  int i;
  srandom(time(NULL));
  for (i = 0; i < (160 / 8); i++)
    id_hash[i] = random();
  return;
}
```
user: What is the c source code of the assembly code below:

```asm
<id_create>:
  endbr64
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  xor    %edi,%edi
  lea    0x14(%rbx),%rbp
  sub    $0x8,%rsp
  call   <time@plt>
  mov    %eax,%edi
  call   <srandom@plt>
  nop
L8:
  xor    %eax,%eax
  add    $0x1,%rbx
  call   <random@plt>
  mov    %al,-0x1(%rbx)
  cmp    %rbp,%rbx
  jne    L8
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void id_create(unsigned char *id_hash) {
  int i;
  srandom(time(NULL));
  for (i = 0; i < (160 / 8); i++)
    id_hash[i] = random();
  return;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<id_create>:
  endbr64
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  xor    %edi,%edi
  lea    0x14(%rbx),%rbp
  sub    $0x8,%rsp
  call   <time@plt>
  mov    %eax,%edi
  call   <srandom@plt>
  nop
L6:
  xor    %eax,%eax
  add    $0x1,%rbx
  call   <random@plt>
  mov    %al,-0x1(%rbx)
  cmp    %rbp,%rbx
  jne    L6
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void id_create(unsigned char *id_hash) {
  int i;
  srandom(time(NULL));
  for (i = 0; i < (160 / 8); i++)
    id_hash[i] = random();
  return;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<vecint_P1_2d>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %rdx,-0x38(%rbp)
  mov    %rcx,-0x40(%rbp)
  mov    -0x30(%rbp),%rax
  mov    (%rax),%eax
  sub    $0x1,%eax
  add    %eax,%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x20(%rbp)
  mov    -0x30(%rbp),%rax
  add    $0x4,%rax
  mov    (%rax),%eax
  sub    $0x1,%eax
  add    %eax,%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x18(%rbp)
  mov    -0x30(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%eax
  sub    $0x1,%eax
  add    %eax,%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x38(%rbp),%rax
  movsd  (%rax),%xmm1
  mov    -0x20(%rbp),%rax
  movsd  (%rax),%xmm0
  mulsd  %xmm0,%xmm1
  mov    -0x38(%rbp),%rax
  add    $0x8,%rax
  movsd  (%rax),%xmm2
  mov    -0x18(%rbp),%rax
  movsd  (%rax),%xmm0
  mulsd  %xmm2,%xmm0
  addsd  %xmm0,%xmm1
  mov    -0x38(%rbp),%rax
  add    $0x10,%rax
  movsd  (%rax),%xmm2
  mov    -0x10(%rbp),%rax
  movsd  (%rax),%xmm0
  mulsd  %xmm2,%xmm0
  addsd  %xmm1,%xmm0
  mov    -0x40(%rbp),%rax
  movsd  %xmm0,(%rax)
  mov    -0x38(%rbp),%rax
  movsd  (%rax),%xmm1
  mov    -0x20(%rbp),%rax
  add    $0x8,%rax
  movsd  (%rax),%xmm0
  mulsd  %xmm0,%xmm1
  mov    -0x38(%rbp),%rax
  add    $0x8,%rax
  movsd  (%rax),%xmm2
  mov    -0x18(%rbp),%rax
  add    $0x8,%rax
  movsd  (%rax),%xmm0
  mulsd  %xmm2,%xmm0
  addsd  %xmm0,%xmm1
  mov    -0x38(%rbp),%rax
  add    $0x10,%rax
  movsd  (%rax),%xmm2
  mov    -0x10(%rbp),%rax
  add    $0x8,%rax
  movsd  (%rax),%xmm0
  mulsd  %xmm2,%xmm0
  mov    -0x40(%rbp),%rax
  add    $0x8,%rax
  addsd  %xmm1,%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x40(%rbp),%rax
  movsd  (%rax),%xmm1
  mov    -0x40(%rbp),%rax
  movsd  (%rax),%xmm0
  mulsd  %xmm0,%xmm1
  mov    -0x40(%rbp),%rax
  add    $0x8,%rax
  movsd  (%rax),%xmm2
  mov    -0x40(%rbp),%rax
  add    $0x8,%rax
  movsd  (%rax),%xmm0
  mulsd  %xmm2,%xmm0
  addsd  %xmm0,%xmm1
  movq   %xmm1,%rax
  movq   %rax,%xmm0
  call   <sqrt@plt>
  movq   %xmm0,%rax
  mov    %rax,-0x8(%rbp)
  movsd  -0x8(%rbp),%xmm0
  movq   %xmm0,%rax
  movq   %rax,%xmm0
  leave
  ret
```

assistant: ```c
double vecint_P1_2d(double *un, int *iv, double *cb, double *v) {
  double *u0, *u1, *u2, dd;
  u0 = &un[2 * (iv[0] - 1)];
  u1 = &un[2 * (iv[1] - 1)];
  u2 = &un[2 * (iv[2] - 1)];
  v[0] = cb[0] * u0[0] + cb[1] * u1[0] + cb[2] * u2[0];
  v[1] = cb[0] * u0[1] + cb[1] * u1[1] + cb[2] * u2[1];
  dd = sqrt(v[0] * v[0] + v[1] * v[1]);
  return (dd);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<vecint_P1_2d>:
  endbr64
  mov    %rdx,%rax
  mov    %rcx,%rdx
  mov    (%rsi),%ecx
  lea    -0x2(%rcx,%rcx,1),%ecx
  movslq %ecx,%rcx
  lea    (%rdi,%rcx,8),%r9
  mov    0x4(%rsi),%ecx
  lea    -0x2(%rcx,%rcx,1),%ecx
  movslq %ecx,%rcx
  lea    (%rdi,%rcx,8),%r8
  mov    0x8(%rsi),%ecx
  lea    -0x2(%rcx,%rcx,1),%ecx
  movslq %ecx,%rcx
  lea    (%rdi,%rcx,8),%rcx
  movsd  (%rax),%xmm0
  mulsd  (%r9),%xmm0
  movsd  0x8(%rax),%xmm1
  mulsd  (%r8),%xmm1
  addsd  %xmm1,%xmm0
  movsd  0x10(%rax),%xmm1
  mulsd  (%rcx),%xmm1
  addsd  %xmm1,%xmm0
  movsd  %xmm0,(%rdx)
  movsd  (%rax),%xmm1
  mulsd  0x8(%r9),%xmm1
  movsd  0x8(%rax),%xmm2
  mulsd  0x8(%r8),%xmm2
  addsd  %xmm2,%xmm1
  movsd  0x10(%rax),%xmm2
  mulsd  0x8(%rcx),%xmm2
  addsd  %xmm2,%xmm1
  movsd  %xmm1,0x8(%rdx)
  mulsd  %xmm0,%xmm0
  mulsd  %xmm1,%xmm1
  addsd  %xmm1,%xmm0
  pxor   %xmm1,%xmm1
  ucomisd %xmm0,%xmm1
  ja     L7
  sqrtsd %xmm0,%xmm0
  ret
L7:
  sub    $0x8,%rsp
  call   <sqrt@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
double vecint_P1_2d(double *un, int *iv, double *cb, double *v) {
  double *u0, *u1, *u2, dd;
  u0 = &un[2 * (iv[0] - 1)];
  u1 = &un[2 * (iv[1] - 1)];
  u2 = &un[2 * (iv[2] - 1)];
  v[0] = cb[0] * u0[0] + cb[1] * u1[0] + cb[2] * u2[0];
  v[1] = cb[0] * u0[1] + cb[1] * u1[1] + cb[2] * u2[1];
  dd = sqrt(v[0] * v[0] + v[1] * v[1]);
  return (dd);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<vecint_P1_2d>:
  endbr64
  mov    %rdx,%rax
  mov    %rcx,%rdx
  mov    (%rsi),%ecx
  movsd  (%rax),%xmm0
  movsd  0x8(%rax),%xmm1
  lea    -0x2(%rcx,%rcx,1),%ecx
  movslq %ecx,%rcx
  lea    (%rdi,%rcx,8),%r9
  mov    0x4(%rsi),%ecx
  mulsd  (%r9),%xmm0
  lea    -0x2(%rcx,%rcx,1),%ecx
  movslq %ecx,%rcx
  lea    (%rdi,%rcx,8),%r8
  mov    0x8(%rsi),%ecx
  mulsd  (%r8),%xmm1
  lea    -0x2(%rcx,%rcx,1),%ecx
  movslq %ecx,%rcx
  lea    (%rdi,%rcx,8),%rcx
  addsd  %xmm1,%xmm0
  movsd  0x10(%rax),%xmm1
  mulsd  (%rcx),%xmm1
  addsd  %xmm1,%xmm0
  movsd  %xmm0,(%rdx)
  movsd  (%rax),%xmm1
  movsd  0x8(%rax),%xmm2
  mulsd  %xmm0,%xmm0
  mulsd  0x8(%r8),%xmm2
  mulsd  0x8(%r9),%xmm1
  addsd  %xmm2,%xmm1
  movsd  0x10(%rax),%xmm2
  mulsd  0x8(%rcx),%xmm2
  addsd  %xmm2,%xmm1
  movsd  %xmm1,0x8(%rdx)
  mulsd  %xmm1,%xmm1
  addsd  %xmm1,%xmm0
  pxor   %xmm1,%xmm1
  ucomisd %xmm0,%xmm1
  ja     L2
  sqrtsd %xmm0,%xmm0
  ret
L2:
  jmp    1050 <sqrt@plt>
```

assistant: ```c
double vecint_P1_2d(double *un, int *iv, double *cb, double *v) {
  double *u0, *u1, *u2, dd;
  u0 = &un[2 * (iv[0] - 1)];
  u1 = &un[2 * (iv[1] - 1)];
  u2 = &un[2 * (iv[2] - 1)];
  v[0] = cb[0] * u0[0] + cb[1] * u1[0] + cb[2] * u2[0];
  v[1] = cb[0] * u0[1] + cb[1] * u1[1] + cb[2] * u2[1];
  dd = sqrt(v[0] * v[0] + v[1] * v[1]);
  return (dd);
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<vecint_P1_2d>:
  endbr64
  mov    %rdx,%rax
  mov    %rcx,%rdx
  mov    (%rsi),%ecx
  movsd  (%rax),%xmm0
  movsd  0x8(%rax),%xmm1
  lea    -0x2(%rcx,%rcx,1),%ecx
  movslq %ecx,%rcx
  lea    (%rdi,%rcx,8),%r9
  mov    0x4(%rsi),%ecx
  mulsd  (%r9),%xmm0
  lea    -0x2(%rcx,%rcx,1),%ecx
  movslq %ecx,%rcx
  lea    (%rdi,%rcx,8),%r8
  mov    0x8(%rsi),%ecx
  mulsd  (%r8),%xmm1
  lea    -0x2(%rcx,%rcx,1),%ecx
  movslq %ecx,%rcx
  lea    (%rdi,%rcx,8),%rcx
  addsd  %xmm1,%xmm0
  movsd  0x10(%rax),%xmm1
  mulsd  (%rcx),%xmm1
  addsd  %xmm1,%xmm0
  movsd  %xmm0,(%rdx)
  movsd  (%rax),%xmm1
  movsd  0x8(%rax),%xmm2
  mulsd  %xmm0,%xmm0
  mulsd  0x8(%r8),%xmm2
  mulsd  0x8(%r9),%xmm1
  addsd  %xmm2,%xmm1
  movsd  0x10(%rax),%xmm2
  mulsd  0x8(%rcx),%xmm2
  addsd  %xmm2,%xmm1
  movsd  %xmm1,0x8(%rdx)
  mulsd  %xmm1,%xmm1
  addsd  %xmm1,%xmm0
  pxor   %xmm1,%xmm1
  ucomisd %xmm0,%xmm1
  ja     L0
  sqrtsd %xmm0,%xmm0
  ret
L0:
  jmp    1050 <sqrt@plt>
```

assistant: ```c
double vecint_P1_2d(double *un, int *iv, double *cb, double *v) {
  double *u0, *u1, *u2, dd;
  u0 = &un[2 * (iv[0] - 1)];
  u1 = &un[2 * (iv[1] - 1)];
  u2 = &un[2 * (iv[2] - 1)];
  v[0] = cb[0] * u0[0] + cb[1] * u1[0] + cb[2] * u2[0];
  v[1] = cb[0] * u0[1] + cb[1] * u1[1] + cb[2] * u2[1];
  dd = sqrt(v[0] * v[0] + v[1] * v[1]);
  return (dd);
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<block_operate>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %rdx,-0x18(%rbp)
  nop
  pop    %rbp
  ret
```

assistant: ```c
void block_operate(const unsigned char plain_text[8], unsigned char *cipher_text[8], const unsigned char key[8]) {
  (void)plain_text;
  (void)cipher_text;
  (void)key;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<block_operate>:
  endbr64
  ret
```

assistant: ```c
void block_operate(const unsigned char plain_text[8], unsigned char *cipher_text[8], const unsigned char key[8]) {
  (void)plain_text;
  (void)cipher_text;
  (void)key;
}
```
user: Translate the below assembly code into C programming language:

```asm
<block_operate>:
  endbr64
  ret
```

assistant: ```c
void block_operate(const unsigned char plain_text[8], unsigned char *cipher_text[8], const unsigned char key[8]) {
  (void)plain_text;
  (void)cipher_text;
  (void)key;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<block_operate>:
  endbr64
  ret
```

assistant: ```c
void block_operate(const unsigned char plain_text[8], unsigned char *cipher_text[8], const unsigned char key[8]) {
  (void)plain_text;
  (void)cipher_text;
  (void)key;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<findline2>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %esi,-0x2c(%rbp)
  mov    %edx,-0x30(%rbp)
  mov    %rcx,-0x38(%rbp)
  mov    %r8d,-0x3c(%rbp)
  mov    -0x30(%rbp),%eax
  mov    %eax,-0x1c(%rbp)
  jmp    L157
L10:
  mov    -0x30(%rbp),%edx
  mov    -0x2c(%rbp),%eax
  add    %edx,%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %edx,%eax
  sar    %eax
  mov    %eax,-0x18(%rbp)
  mov    -0x18(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  jmp    L103
L122:
  subq   $0x1,-0x10(%rbp)
L103:
  mov    -0x2c(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  cmp    %rax,-0x10(%rbp)
  jbe    L76
  mov    -0x10(%rbp),%rax
  sub    $0x1,%rax
  movzbl (%rax),%eax
  cmp    $0xa,%al
  jne    L122
  jmp    L76
L138:
  addq   $0x1,-0x8(%rbp)
L76:
  mov    -0x30(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  cmp    %rax,-0x8(%rbp)
  jae    L25
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0xa,%al
  jne    L138
L25:
  mov    -0x3c(%rbp),%eax
  mov    %eax,-0x20(%rbp)
  mov    -0x8(%rbp),%rax
  sub    -0x10(%rbp),%rax
  mov    %rax,%rdx
  mov    -0x20(%rbp),%eax
  cltq
  cmp    %rax,%rdx
  jge    L136
  mov    -0x8(%rbp),%rax
  sub    -0x10(%rbp),%rax
  mov    %eax,-0x20(%rbp)
L136:
  mov    -0x20(%rbp),%edx
  mov    -0x10(%rbp),%rcx
  mov    -0x38(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <myncasecmp@plt>
  mov    %eax,-0x14(%rbp)
  cmpl   $0x0,-0x14(%rbp)
  jg     L68
  mov    -0x10(%rbp),%rax
  sub    -0x28(%rbp),%rax
  mov    %eax,-0x30(%rbp)
  jmp    L157
L68:
  cmpl   $0x0,-0x14(%rbp)
  jle    L157
  mov    -0x8(%rbp),%rax
  sub    -0x28(%rbp),%rax
  add    $0x1,%eax
  mov    %eax,-0x2c(%rbp)
L157:
  mov    -0x2c(%rbp),%eax
  cmp    -0x30(%rbp),%eax
  jl     L10
  mov    -0x30(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jl     L79
  mov    $0xffffffff,%eax
  jmp    L48
L79:
  mov    -0x30(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  lea    (%rdx,%rax,1),%rcx
  mov    -0x3c(%rbp),%edx
  mov    -0x38(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <myncasecmp@plt>
  test   %eax,%eax
  jne    L24
  mov    -0x30(%rbp),%eax
  jmp    L48
L24:
  mov    $0xffffffff,%eax
L48:
  leave
  ret
```

assistant: ```c
int findline2(char *text, int low, int high, char *pattern, int patsize) {
  int middle, size, len, status;
  char *s, *end;
  size = high;
  while (low < high) {
    middle = (high + low) / 2;
    for (s = end = text + middle; s > text + low && *(s - 1) != '\n'; s--)
      ;
    for (; end < text + high && *end != '\n'; end++)
      ;
    len = patsize;
    if (end - s < len)
      len = end - s;
    status = myncasecmp(pattern, s, len);
    if (status <= 0)
      high = (s - text);
    else if (status > 0)
      low = (end - text) + 1;
  }
  if (high >= size)
    return -1;
  if (myncasecmp(pattern, text + high, patsize) == 0)
    return high;
  else
    return -1;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<findline2>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %rdi,0x8(%rsp)
  mov    %edx,0x1c(%rsp)
  cmp    %esi,%edx
  jle    L33
  mov    %esi,%r13d
  mov    %rcx,%r15
  mov    %r8d,%r14d
  mov    %edx,%r12d
  movslq %r8d,%rax
  mov    %rax,0x10(%rsp)
  jmp    L72
L124:
  mov    %ebp,%r12d
  sub    0x8(%rsp),%r12d
L4:
  cmp    %r13d,%r12d
  jle    L5
L72:
  lea    0x0(%r13,%r12,1),%eax
  mov    %eax,%ebx
  shr    $0x1f,%ebx
  add    %eax,%ebx
  sar    %ebx
  movslq %ebx,%rbx
  mov    0x8(%rsp),%rcx
  add    %rcx,%rbx
  movslq %r13d,%rax
  add    %rcx,%rax
  mov    %rbx,%rbp
  cmp    %rax,%rbx
  jbe    L59
L36:
  cmpb   $0xa,-0x1(%rbp)
  je     L59
  sub    $0x1,%rbp
  cmp    %rax,%rbp
  jne    L36
  mov    %rax,%rbp
L59:
  movslq %r12d,%rax
  add    0x8(%rsp),%rax
  cmp    %rax,%rbx
  jae    L29
L32:
  cmpb   $0xa,(%rbx)
  je     L29
  add    $0x1,%rbx
  cmp    %rax,%rbx
  jne    L32
  mov    %rax,%rbx
L29:
  mov    %rbx,%rdx
  sub    %rbp,%rdx
  cmp    0x10(%rsp),%rdx
  cmovge %r14d,%edx
  mov    %rbp,%rsi
  mov    %r15,%rdi
  call   <myncasecmp@plt>
  test   %eax,%eax
  jle    L124
  sub    0x8(%rsp),%rbx
  lea    0x1(%rbx),%r13d
  jmp    L4
L5:
  cmp    0x1c(%rsp),%r12d
  jge    L75
  movslq %r12d,%rax
  mov    0x8(%rsp),%rsi
  add    %rax,%rsi
  mov    %r14d,%edx
  mov    %r15,%rdi
  call   <myncasecmp@plt>
  test   %eax,%eax
  mov    $0xffffffff,%eax
  cmovne %eax,%r12d
L20:
  mov    %r12d,%eax
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L33:
  mov    $0xffffffff,%r12d
  jmp    L20
L75:
  mov    $0xffffffff,%r12d
  jmp    L20
```

assistant: ```c
int findline2(char *text, int low, int high, char *pattern, int patsize) {
  int middle, size, len, status;
  char *s, *end;
  size = high;
  while (low < high) {
    middle = (high + low) / 2;
    for (s = end = text + middle; s > text + low && *(s - 1) != '\n'; s--)
      ;
    for (; end < text + high && *end != '\n'; end++)
      ;
    len = patsize;
    if (end - s < len)
      len = end - s;
    status = myncasecmp(pattern, s, len);
    if (status <= 0)
      high = (s - text);
    else if (status > 0)
      low = (end - text) + 1;
  }
  if (high >= size)
    return -1;
  if (myncasecmp(pattern, text + high, patsize) == 0)
    return high;
  else
    return -1;
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<findline2>:
  endbr64
  push   %r15
  movslq %r8d,%rax
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %edx,0xc(%rsp)
  mov    %eax,0x8(%rsp)
  mov    %rax,(%rsp)
  cmp    %esi,%edx
  jle    L91
  mov    %rdi,%r15
  mov    %esi,%r12d
  mov    %rcx,%r13
  mov    %edx,%r14d
  nopl   (%rax)
L126:
  lea    (%r12,%r14,1),%eax
  mov    %eax,%ebx
  shr    $0x1f,%ebx
  add    %eax,%ebx
  movslq %r12d,%rax
  sar    %ebx
  add    %r15,%rax
  movslq %ebx,%rbx
  add    %r15,%rbx
  mov    %rbx,%rbp
  cmp    %rax,%rbx
  ja     L23
  jmp    L111
  nopl   0x0(%rax,%rax,1)
L53:
  sub    $0x1,%rbp
  cmp    %rax,%rbp
  je     L111
L23:
  cmpb   $0xa,-0x1(%rbp)
  jne    L53
L111:
  movslq %r14d,%rax
  add    %r15,%rax
  cmp    %rax,%rbx
  jb     L22
  jmp    L121
  nopl   0x0(%rax)
L145:
  add    $0x1,%rbx
  cmp    %rax,%rbx
  je     L121
L22:
  cmpb   $0xa,(%rbx)
  jne    L145
L121:
  mov    %rbx,%rdx
  mov    %rbp,%rsi
  mov    %r13,%rdi
  sub    %rbp,%rdx
  cmp    (%rsp),%rdx
  cmovge 0x8(%rsp),%edx
  call   <myncasecmp@plt>
  test   %eax,%eax
  jle    L52
  sub    %r15,%rbx
  lea    0x1(%rbx),%r12d
L69:
  cmp    %r12d,%r14d
  jg     L126
  cmp    0xc(%rsp),%r14d
  jge    L91
  movslq %r14d,%rax
  mov    0x8(%rsp),%edx
  mov    %r13,%rdi
  lea    (%r15,%rax,1),%rsi
  call   <myncasecmp@plt>
  test   %eax,%eax
  jne    L91
L86:
  add    $0x18,%rsp
  mov    %r14d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax,%rax,1)
L52:
  mov    %ebp,%r14d
  sub    %r15d,%r14d
  jmp    L69
L91:
  mov    $0xffffffff,%r14d
  jmp    L86
```

assistant: ```c
int findline2(char *text, int low, int high, char *pattern, int patsize) {
  int middle, size, len, status;
  char *s, *end;
  size = high;
  while (low < high) {
    middle = (high + low) / 2;
    for (s = end = text + middle; s > text + low && *(s - 1) != '\n'; s--)
      ;
    for (; end < text + high && *end != '\n'; end++)
      ;
    len = patsize;
    if (end - s < len)
      len = end - s;
    status = myncasecmp(pattern, s, len);
    if (status <= 0)
      high = (s - text);
    else if (status > 0)
      low = (end - text) + 1;
  }
  if (high >= size)
    return -1;
  if (myncasecmp(pattern, text + high, patsize) == 0)
    return high;
  else
    return -1;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<findline2>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %edx,0x1c(%rsp)
  mov    %r8d,0x18(%rsp)
  cmp    %esi,%edx
  jle    L53
  movslq 0x18(%rsp),%rax
  mov    %rdi,%r12
  movslq %esi,%rdi
  mov    %esi,%ebp
  mov    %rdi,(%rsp)
  mov    %rcx,%r13
  mov    %rax,0x10(%rsp)
  movslq 0x1c(%rsp),%rax
  mov    %rax,0x8(%rsp)
  mov    %eax,%r14d
  nopl   0x0(%rax)
L121:
  lea    0x0(%rbp,%r14,1),%eax
  mov    %eax,%ebx
  shr    $0x1f,%ebx
  add    %eax,%ebx
  mov    (%rsp),%rax
  sar    %ebx
  movslq %ebx,%rbx
  add    %r12,%rax
  add    %r12,%rbx
  mov    %rbx,%r15
  cmp    %rax,%rbx
  ja     L97
  jmp    L129
  nopl   (%rax)
L64:
  sub    $0x1,%r15
  cmp    %rax,%r15
  je     L129
L97:
  cmpb   $0xa,-0x1(%r15)
  jne    L64
L129:
  mov    0x8(%rsp),%rax
  add    %r12,%rax
  cmp    %rax,%rbx
  jb     L122
  jmp    L47
  nopw   0x0(%rax,%rax,1)
L166:
  add    $0x1,%rbx
  cmp    %rax,%rbx
  je     L47
L122:
  cmpb   $0xa,(%rbx)
  jne    L166
L47:
  mov    %rbx,%rdx
  mov    %r15,%rsi
  mov    %r13,%rdi
  sub    %r15,%rdx
  cmp    0x10(%rsp),%rdx
  cmovge 0x18(%rsp),%edx
  call   <myncasecmp@plt>
  test   %eax,%eax
  jle    L130
  sub    %r12,%rbx
  lea    0x1(%rbx),%ebp
  cmp    %r14d,%ebp
  jge    L65
  movslq %ebp,%rax
  mov    %rax,(%rsp)
  jmp    L121
  nopl   0x0(%rax)
L130:
  mov    %r15,%rcx
  sub    %r12,%rcx
  mov    %ecx,%r14d
  cmp    %ebp,%ecx
  jle    L65
  movslq %ecx,%rax
  mov    %rax,0x8(%rsp)
  jmp    L121
  nopw   0x0(%rax,%rax,1)
L65:
  cmp    %r14d,0x1c(%rsp)
  jle    L53
  movslq %r14d,%rax
  mov    0x18(%rsp),%edx
  mov    %r13,%rdi
  lea    (%r12,%rax,1),%rsi
  call   <myncasecmp@plt>
  test   %eax,%eax
  jne    L53
L100:
  add    $0x28,%rsp
  mov    %r14d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L53:
  mov    $0xffffffff,%r14d
  jmp    L100
```

assistant: ```c
int findline2(char *text, int low, int high, char *pattern, int patsize) {
  int middle, size, len, status;
  char *s, *end;
  size = high;
  while (low < high) {
    middle = (high + low) / 2;
    for (s = end = text + middle; s > text + low && *(s - 1) != '\n'; s--)
      ;
    for (; end < text + high && *end != '\n'; end++)
      ;
    len = patsize;
    if (end - s < len)
      len = end - s;
    status = myncasecmp(pattern, s, len);
    if (status <= 0)
      high = (s - text);
    else if (status > 0)
      low = (end - text) + 1;
  }
  if (high >= size)
    return -1;
  if (myncasecmp(pattern, text + high, patsize) == 0)
    return high;
  else
    return -1;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<printString>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  movl   $0x0,-0x4(%rbp)
  jmp    L6
L15:
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    -0x18(%rbp),%rdx
  mov    %eax,%edi
  call   *%rdx
  addl   $0x1,-0x4(%rbp)
L6:
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L15
  nop
  nop
  leave
  ret
```

assistant: ```c
void printString(void (*charPrinter)(char), char *string) {
  int i;
  for (i = 0; string[i]; ++i) {
    charPrinter(string[i]);
  }
}
```
user: What is the c source code of the assembly code below?

```asm
<printString>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbp
  movzbl (%rsi),%edi
  test   %dil,%dil
  je     L0
  lea    0x1(%rsi),%rbx
L3:
  movsbl %dil,%edi
  call   *%rbp
  add    $0x1,%rbx
  movzbl -0x1(%rbx),%edi
  test   %dil,%dil
  jne    L3
L0:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void printString(void (*charPrinter)(char), char *string) {
  int i;
  for (i = 0; string[i]; ++i) {
    charPrinter(string[i]);
  }
}
```
user: Translate the below assembly code into C programming language:

```asm
<printString>:
  endbr64
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  sub    $0x8,%rsp
  movsbl (%rsi),%edi
  test   %dil,%dil
  je     L2
  lea    0x1(%rsi),%rbx
  nopl   0x0(%rax)
L14:
  call   *%rbp
  movsbl (%rbx),%edi
  add    $0x1,%rbx
  test   %dil,%dil
  jne    L14
L2:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void printString(void (*charPrinter)(char), char *string) {
  int i;
  for (i = 0; string[i]; ++i) {
    charPrinter(string[i]);
  }
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<printString>:
  endbr64
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  sub    $0x8,%rsp
  movsbl (%rsi),%edi
  test   %dil,%dil
  je     L0
  lea    0x1(%rsi),%rbx
  nopl   0x0(%rax)
L17:
  call   *%rbp
  movsbl (%rbx),%edi
  add    $0x1,%rbx
  test   %dil,%dil
  jne    L17
L0:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void printString(void (*charPrinter)(char), char *string) {
  int i;
  for (i = 0; string[i]; ++i) {
    charPrinter(string[i]);
  }
}
```