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
<utf8_strlen>:
  endbr64
  push   %r12
  mov    (%rdi),%r12
  test   %r12,%r12
  je     L18
  xor    %r12d,%r12d
  nopl   0x0(%rax)
L19:
  call   <utf8_next_symbol@plt>
  add    $0x1,%r12
  cmpq   $0x0,(%rax)
  mov    %rax,%rdi
  jne    L19
L18:
  mov    %r12,%rax
  pop    %r12
  ret
```

assistant: ```c
uint32_t utf8_strlen(const char *str) {
  uint32_t i = 0;
  uint8_t *ch = (uint8_t *)str;
  for (; *ch; i++) {
    ch = utf8_next_symbol(ch);
  }
  return i;
}
```
user: What is the c source code of the assembly code below?

```asm
<utf8_strlen>:
  endbr64
  push   %r12
  mov    (%rdi),%r12
  test   %r12,%r12
  je     L7
  xor    %r12d,%r12d
  nopl   0x0(%rax)
L8:
  call   <utf8_next_symbol@plt>
  add    $0x1,%r12
  cmpq   $0x0,(%rax)
  mov    %rax,%rdi
  jne    L8
L7:
  mov    %r12,%rax
  pop    %r12
  ret
```

assistant: ```c
uint32_t utf8_strlen(const char *str) {
  uint32_t i = 0;
  uint8_t *ch = (uint8_t *)str;
  for (; *ch; i++) {
    ch = utf8_next_symbol(ch);
  }
  return i;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<searchInsert>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %edx,-0x20(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  je     L73
  cmpl   $0x0,-0x1c(%rbp)
  jg     L87
L73:
  mov    $0x0,%eax
  jmp    L67
L87:
  movl   $0x0,-0xc(%rbp)
  mov    -0x1c(%rbp),%eax
  sub    $0x1,%eax
  mov    %eax,-0x8(%rbp)
  jmp    L12
L48:
  mov    -0xc(%rbp),%edx
  mov    -0x8(%rbp),%eax
  add    %edx,%eax
  sar    %eax
  mov    %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  cmp    %eax,-0x20(%rbp)
  jne    L19
  mov    -0x4(%rbp),%eax
  jmp    L67
L19:
  mov    -0x4(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  cmp    %eax,-0x20(%rbp)
  jge    L28
  mov    -0x4(%rbp),%eax
  sub    $0x1,%eax
  mov    %eax,-0x8(%rbp)
  jmp    L12
L28:
  mov    -0x4(%rbp),%eax
  add    $0x1,%eax
  mov    %eax,-0xc(%rbp)
L12:
  mov    -0xc(%rbp),%eax
  cmp    -0x8(%rbp),%eax
  jle    L48
  mov    -0xc(%rbp),%eax
L67:
  pop    %rbp
  ret
```

assistant: ```c
int searchInsert(int A[], int n, int target) {
  if (A == NULL || n < 1)
    return 0;
  int s = 0, t = n - 1;
  while (s <= t) {
    int mid = (s + t) >> 1;
    if (A[mid] == target)
      return mid;
    if (A[mid] > target) {
      t = mid - 1;
    } else {
      s = mid + 1;
    }
  }
  return s;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<searchInsert>:
  endbr64
  test   %rdi,%rdi
  je     L17
  test   %esi,%esi
  jle    L17
  sub    $0x1,%esi
  mov    $0x0,%r8d
  jmp    L56
L69:
  lea    0x1(%rax),%r8d
L24:
  cmp    %esi,%r8d
  jg     L27
L56:
  lea    (%r8,%rsi,1),%eax
  sar    %eax
  movslq %eax,%rcx
  mov    (%rdi,%rcx,4),%ecx
  cmp    %edx,%ecx
  je     L4
  jle    L69
  lea    -0x1(%rax),%esi
  jmp    L24
L27:
  mov    %r8d,%eax
  ret
L17:
  mov    $0x0,%eax
L4:
  ret
```

assistant: ```c
int searchInsert(int A[], int n, int target) {
  if (A == NULL || n < 1)
    return 0;
  int s = 0, t = n - 1;
  while (s <= t) {
    int mid = (s + t) >> 1;
    if (A[mid] == target)
      return mid;
    if (A[mid] > target) {
      t = mid - 1;
    } else {
      s = mid + 1;
    }
  }
  return s;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<searchInsert>:
  endbr64
  test   %rdi,%rdi
  je     L28
  test   %esi,%esi
  jle    L28
  sub    $0x1,%esi
  xor    %r8d,%r8d
  jmp    L45
  nopl   (%rax)
L50:
  lea    -0x1(%rax),%esi
  cmp    %esi,%r8d
  jg     L41
L45:
  lea    (%r8,%rsi,1),%eax
  sar    %eax
  movslq %eax,%rcx
  cmp    %edx,(%rdi,%rcx,4)
  je     L65
  jg     L50
  lea    0x1(%rax),%r8d
  cmp    %esi,%r8d
  jle    L45
L41:
  mov    %r8d,%eax
  ret
  nopl   (%rax)
L28:
  xor    %r8d,%r8d
  mov    %r8d,%eax
  ret
  nopw   0x0(%rax,%rax,1)
L65:
  mov    %eax,%r8d
  mov    %r8d,%eax
  ret
```

assistant: ```c
int searchInsert(int A[], int n, int target) {
  if (A == NULL || n < 1)
    return 0;
  int s = 0, t = n - 1;
  while (s <= t) {
    int mid = (s + t) >> 1;
    if (A[mid] == target)
      return mid;
    if (A[mid] > target) {
      t = mid - 1;
    } else {
      s = mid + 1;
    }
  }
  return s;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<searchInsert>:
  endbr64
  test   %rdi,%rdi
  je     L53
  test   %esi,%esi
  jle    L53
  sub    $0x1,%esi
  xor    %ecx,%ecx
  nopw   0x0(%rax,%rax,1)
L59:
  lea    (%rcx,%rsi,1),%eax
  sar    %eax
  movslq %eax,%r8
  cmp    %edx,(%rdi,%r8,4)
  je     L2
  jle    L56
  lea    -0x1(%rax),%esi
  cmp    %ecx,%esi
  jge    L59
  mov    %ecx,%eax
L2:
  ret
  nopw   0x0(%rax,%rax,1)
L56:
  lea    0x1(%rax),%ecx
  cmp    %esi,%ecx
  jle    L59
  mov    %ecx,%eax
  jmp    L2
  nopl   0x0(%rax,%rax,1)
L53:
  xor    %eax,%eax
  ret
```

assistant: ```c
int searchInsert(int A[], int n, int target) {
  if (A == NULL || n < 1)
    return 0;
  int s = 0, t = n - 1;
  while (s <= t) {
    int mid = (s + t) >> 1;
    if (A[mid] == target)
      return mid;
    if (A[mid] > target) {
      t = mid - 1;
    } else {
      s = mid + 1;
    }
  }
  return s;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movq   $0x0,-0x10(%rbp)
  lea    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <criaHeader@plt>
  movl   $0x0,-0x14(%rbp)
  jmp    L1
L8:
  mov    -0x14(%rbp),%edx
  lea    -0x10(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <insereEsquerda@plt>
  addl   $0x1,-0x14(%rbp)
L1:
  cmpl   $0x9,-0x14(%rbp)
  jle    L8
  lea    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <imprime@plt>
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L11
  call   <__stack_chk_fail@plt>
L11:
  leave
  ret
```

assistant: ```c
int main() {
  int i;
  struct header *header = NULL;
  criaHeader(&header);
  for (i = 0; i < 10; i++) {
    insereEsquerda(&header, i);
  }
  imprime(&header);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<main>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  movq   $0x0,(%rsp)
  mov    %rsp,%rdi
  call   <criaHeader@plt>
  mov    $0x0,%ebx
  mov    %rsp,%rbp
L16:
  mov    %ebx,%esi
  mov    %rbp,%rdi
  call   <insereEsquerda@plt>
  add    $0x1,%ebx
  cmp    $0xa,%ebx
  jne    L16
  mov    %rsp,%rdi
  call   <imprime@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L6
  mov    $0x0,%eax
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  ret
L6:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int main() {
  int i;
  struct header *header = NULL;
  criaHeader(&header);
  for (i = 0; i < 10; i++) {
    insereEsquerda(&header, i);
  }
  imprime(&header);
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<main>:
  endbr64
  push   %rbp
  push   %rbx
  xor    %ebx,%ebx
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rbp
  movq   $0x0,(%rsp)
  mov    %rbp,%rdi
  call   <criaHeader@plt>
  nop
L11:
  mov    %ebx,%esi
  mov    %rbp,%rdi
  add    $0x1,%ebx
  call   <insereEsquerda@plt>
  cmp    $0xa,%ebx
  jne    L11
  mov    %rbp,%rdi
  call   <imprime@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L19
  add    $0x18,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  ret
L19:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int main() {
  int i;
  struct header *header = NULL;
  criaHeader(&header);
  for (i = 0; i < 10; i++) {
    insereEsquerda(&header, i);
  }
  imprime(&header);
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<main>:
  endbr64
  push   %rbp
  push   %rbx
  xor    %ebx,%ebx
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rbp
  movq   $0x0,(%rsp)
  mov    %rbp,%rdi
  call   <criaHeader@plt>
  nop
L11:
  mov    %ebx,%esi
  mov    %rbp,%rdi
  add    $0x1,%ebx
  call   <insereEsquerda@plt>
  cmp    $0xa,%ebx
  jne    L11
  mov    %rbp,%rdi
  call   <imprime@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L13
  add    $0x18,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  ret
L13:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int main() {
  int i;
  struct header *header = NULL;
  criaHeader(&header);
  for (i = 0; i < 10; i++) {
    insereEsquerda(&header, i);
  }
  imprime(&header);
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<dup_line_until_b>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,%eax
  mov    %rdx,-0x28(%rbp)
  mov    %ecx,-0x20(%rbp)
  mov    %al,-0x1c(%rbp)
  mov    -0x18(%rbp),%rax
  mov    (%rax),%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x28(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  jmp    L31
L43:
  mov    -0x10(%rbp),%rdx
  lea    0x1(%rdx),%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x8(%rbp),%rax
  lea    0x1(%rax),%rcx
  mov    %rcx,-0x8(%rbp)
  movzbl (%rdx),%edx
  mov    %dl,(%rax)
L31:
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L12
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0xa,%al
  je     L12
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  cmp    %al,-0x1c(%rbp)
  je     L12
  mov    -0x20(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  cmp    %rax,-0x8(%rbp)
  jb     L43
L12:
  mov    -0x8(%rbp),%rax
  movb   $0x0,(%rax)
  mov    -0x18(%rbp),%rax
  mov    -0x10(%rbp),%rdx
  mov    %rdx,(%rax)
  mov    -0x28(%rbp),%rax
  pop    %rbp
  ret
```

assistant: ```c
char *dup_line_until_b(const char **pp, char until, char *buf, int n) {
  const char *p = *pp;
  char *q;
  q = buf;
  while (*p && (*p != '\n') && (*p != until) && q < buf + n)
    *q++ = *p++;
  *q = 0;
  *pp = p;
  return buf;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<dup_line_until_b>:
  endbr64
  mov    %rdi,%r11
  mov    %rdx,%r10
  mov    %esi,%r9d
  mov    (%rdi),%rdx
  movzbl (%rdx),%eax
  test   %al,%al
  setne  %r8b
  cmp    $0xa,%al
  setne  %dil
  test   %dil,%r8b
  je     L7
  cmp    %sil,%al
  je     L7
  movslq %ecx,%r8
  lea    (%r10,%r8,1),%rcx
  cmp    %rcx,%r10
  jae    L14
  add    %rdx,%r8
  mov    %r10,%rcx
L69:
  add    $0x1,%rdx
  add    $0x1,%rcx
  mov    %al,-0x1(%rcx)
  movzbl (%rdx),%eax
  test   %al,%al
  setne  %dil
  cmp    $0xa,%al
  setne  %sil
  test   %sil,%dil
  je     L67
  cmp    %r9b,%al
  je     L67
  cmp    %r8,%rdx
  jne    L69
  mov    %r8,%rdx
L67:
  movb   $0x0,(%rcx)
  mov    %rdx,(%r11)
  mov    %r10,%rax
  ret
L7:
  mov    %r10,%rcx
  jmp    L67
L14:
  mov    %r10,%rcx
  jmp    L67
```

assistant: ```c
char *dup_line_until_b(const char **pp, char until, char *buf, int n) {
  const char *p = *pp;
  char *q;
  q = buf;
  while (*p && (*p != '\n') && (*p != until) && q < buf + n)
    *q++ = *p++;
  *q = 0;
  *pp = p;
  return buf;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<dup_line_until_b>:
  endbr64
  mov    %rdx,%r10
  mov    (%rdi),%rdx
  mov    %rdi,%r11
  mov    %esi,%r9d
  movzbl (%rdx),%eax
  test   %al,%al
  setne  %r8b
  cmp    $0xa,%al
  setne  %dil
  test   %dil,%r8b
  je     L57
  cmp    %sil,%al
  je     L57
  movslq %ecx,%r8
  lea    (%r10,%r8,1),%rcx
  cmp    %rcx,%r10
  jae    L57
  add    %rdx,%r8
  mov    %r10,%rcx
  jmp    L67
  nopl   (%rax)
L23:
  cmp    %r9b,%al
  je     L34
  cmp    %r8,%rdx
  je     L34
L67:
  add    $0x1,%rdx
  mov    %al,(%rcx)
  add    $0x1,%rcx
  movzbl (%rdx),%eax
  test   %al,%al
  setne  %dil
  cmp    $0xa,%al
  setne  %sil
  test   %sil,%dil
  jne    L23
L34:
  movb   $0x0,(%rcx)
  mov    %r10,%rax
  mov    %rdx,(%r11)
  ret
  nopw   0x0(%rax,%rax,1)
L57:
  mov    %r10,%rcx
  mov    %r10,%rax
  movb   $0x0,(%rcx)
  mov    %rdx,(%r11)
  ret
```

assistant: ```c
char *dup_line_until_b(const char **pp, char until, char *buf, int n) {
  const char *p = *pp;
  char *q;
  q = buf;
  while (*p && (*p != '\n') && (*p != until) && q < buf + n)
    *q++ = *p++;
  *q = 0;
  *pp = p;
  return buf;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<dup_line_until_b>:
  endbr64
  mov    %rdx,%r10
  mov    (%rdi),%rdx
  mov    %rdi,%r11
  mov    %esi,%r9d
  movzbl (%rdx),%eax
  test   %al,%al
  setne  %r8b
  cmp    $0xa,%al
  setne  %dil
  test   %dil,%r8b
  je     L48
  cmp    %sil,%al
  je     L48
  movslq %ecx,%r8
  lea    (%r10,%r8,1),%rcx
  cmp    %rcx,%r10
  jae    L48
  add    %rdx,%r8
  mov    %r10,%rcx
  jmp    L57
  nopl   (%rax)
L33:
  cmp    %r9b,%al
  je     L43
  cmp    %r8,%rdx
  je     L43
L57:
  add    $0x1,%rdx
  mov    %al,(%rcx)
  add    $0x1,%rcx
  movzbl (%rdx),%eax
  test   %al,%al
  setne  %dil
  cmp    $0xa,%al
  setne  %sil
  test   %sil,%dil
  jne    L33
L43:
  movb   $0x0,(%rcx)
  mov    %r10,%rax
  mov    %rdx,(%r11)
  ret
  nopw   0x0(%rax,%rax,1)
L48:
  mov    %r10,%rcx
  mov    %r10,%rax
  movb   $0x0,(%rcx)
  mov    %rdx,(%r11)
  ret
```

assistant: ```c
char *dup_line_until_b(const char **pp, char until, char *buf, int n) {
  const char *p = *pp;
  char *q;
  q = buf;
  while (*p && (*p != '\n') && (*p != until) && q < buf + n)
    *q++ = *p++;
  *q = 0;
  *pp = p;
  return buf;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<jerasure_matrix_to_bitmatrix>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x50,%rsp
  mov    %edi,-0x34(%rbp)
  mov    %esi,-0x38(%rbp)
  mov    %edx,-0x3c(%rbp)
  mov    %rcx,-0x48(%rbp)
  mov    -0x34(%rbp),%eax
  imul   -0x38(%rbp),%eax
  imul   -0x3c(%rbp),%eax
  imul   -0x3c(%rbp),%eax
  cltq
  shl    $0x2,%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x48(%rbp)
  jne    L11
  mov    $0x0,%eax
  jmp    L77
L11:
  mov    -0x34(%rbp),%eax
  imul   -0x3c(%rbp),%eax
  mov    %eax,-0xc(%rbp)
  movl   $0x0,-0x28(%rbp)
  movl   $0x0,-0x1c(%rbp)
  jmp    L36
L93:
  mov    -0x28(%rbp),%eax
  mov    %eax,-0x24(%rbp)
  movl   $0x0,-0x18(%rbp)
  jmp    L84
L0:
  mov    -0x1c(%rbp),%eax
  imul   -0x34(%rbp),%eax
  mov    %eax,%edx
  mov    -0x18(%rbp),%eax
  add    %edx,%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x48(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  mov    %eax,-0x20(%rbp)
  movl   $0x0,-0x10(%rbp)
  jmp    L68
L24:
  movl   $0x0,-0x14(%rbp)
  jmp    L87
L7:
  mov    -0x14(%rbp),%eax
  mov    -0x20(%rbp),%edx
  mov    %eax,%ecx
  sar    %cl,%edx
  mov    -0x24(%rbp),%ecx
  mov    -0x10(%rbp),%eax
  add    %eax,%ecx
  mov    -0x14(%rbp),%eax
  imul   -0xc(%rbp),%eax
  add    %ecx,%eax
  cltq
  lea    0x0(,%rax,4),%rcx
  mov    -0x8(%rbp),%rax
  add    %rcx,%rax
  and    $0x1,%edx
  mov    %edx,(%rax)
  addl   $0x1,-0x14(%rbp)
L87:
  mov    -0x14(%rbp),%eax
  cmp    -0x3c(%rbp),%eax
  jl     L7
  mov    -0x3c(%rbp),%edx
  mov    -0x20(%rbp),%eax
  mov    $0x2,%esi
  mov    %eax,%edi
  call   <galois_single_multiply@plt>
  mov    %eax,-0x20(%rbp)
  addl   $0x1,-0x10(%rbp)
L68:
  mov    -0x10(%rbp),%eax
  cmp    -0x3c(%rbp),%eax
  jl     L24
  mov    -0x3c(%rbp),%eax
  add    %eax,-0x24(%rbp)
  addl   $0x1,-0x18(%rbp)
L84:
  mov    -0x18(%rbp),%eax
  cmp    -0x34(%rbp),%eax
  jl     L0
  mov    -0xc(%rbp),%eax
  imul   -0x3c(%rbp),%eax
  add    %eax,-0x28(%rbp)
  addl   $0x1,-0x1c(%rbp)
L36:
  mov    -0x1c(%rbp),%eax
  cmp    -0x38(%rbp),%eax
  jl     L93
  mov    -0x8(%rbp),%rax
L77:
  leave
  ret
```

assistant: ```c
int *jerasure_matrix_to_bitmatrix(int k, int m, int w, int *matrix) {
  int *bitmatrix;
  int rowelts, rowindex, colindex, elt, i, j, l, x;
  bitmatrix = (int *)malloc(sizeof(int) * (k * m * w * w));
  if (matrix == NULL) {
    return NULL;
  }
  rowelts = k * w;
  rowindex = 0;
  for (i = 0; i < m; i++) {
    colindex = rowindex;
    for (j = 0; j < k; j++) {
      elt = matrix[i * k + j];
      for (x = 0; x < w; x++) {
        for (l = 0; l < w; l++) {
          bitmatrix[colindex + x + l * rowelts] = ((elt & (1 << l)) ? 1 : 0);
        }
        elt = galois_single_multiply(elt, 2, w);
      }
      colindex += w;
    }
    rowindex += rowelts * w;
  }
  return bitmatrix;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<jerasure_matrix_to_bitmatrix>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x68,%rsp
  mov    %edi,%ebx
  mov    %edi,0x2c(%rsp)
  mov    %esi,%r14d
  mov    %esi,0x5c(%rsp)
  mov    %edx,%r15d
  mov    %rcx,%rbp
  mov    %rcx,0x48(%rsp)
  imul   %esi,%edi
  imul   %edx,%edi
  imul   %edx,%edi
  shl    $0x2,%edi
  call   <malloc@plt>
  mov    %rax,0x20(%rsp)
  mov    %rax,0x40(%rsp)
  test   %rbp,%rbp
  je     L60
  mov    %ebx,%eax
  imul   %r15d,%eax
  test   %r14d,%r14d
  jle    L65
  mov    %eax,%edx
  imul   %r15d,%edx
  mov    %edx,0x58(%rsp)
  movslq %edx,%rdx
  mov    %rdx,0x50(%rsp)
  cltq
  lea    0x0(,%rax,4),%r14
  movl   $0x0,0x3c(%rsp)
  movq   $0x0,0x30(%rsp)
  movl   $0x0,0x28(%rsp)
  movl   $0x0,0x38(%rsp)
  movslq %r15d,%rax
  mov    %rax,0x18(%rsp)
  jmp    L88
L25:
  movslq 0x3c(%rsp),%rdx
  mov    0x48(%rsp),%rbx
  lea    (%rbx,%rdx,4),%r13
  mov    0x2c(%rsp),%eax
  lea    -0x1(%rax),%eax
  add    %rdx,%rax
  lea    0x4(%rbx,%rax,4),%rax
  mov    %rax,0x10(%rsp)
  mov    0x30(%rsp),%rax
  mov    %rax,0x8(%rsp)
  mov    0x38(%rsp),%eax
  mov    %eax,0x4(%rsp)
L49:
  mov    0x0(%r13),%edi
  test   %r15d,%r15d
  jle    L50
  mov    0x20(%rsp),%rax
  mov    0x8(%rsp),%rdx
  lea    (%rax,%rdx,4),%r12
  mov    0x4(%rsp),%ebp
  mov    %ebp,(%rsp)
L12:
  mov    %r12,%rsi
  mov    $0x0,%ebx
  mov    %ebx,%ecx
L81:
  mov    %edi,%eax
  sar    %cl,%eax
  and    $0x1,%eax
  mov    %eax,(%rsi)
  add    $0x1,%ecx
  add    %r14,%rsi
  cmp    %ecx,%r15d
  jne    L81
  mov    %ecx,%ebx
  mov    %ecx,%edx
  mov    $0x2,%esi
  call   <galois_single_multiply@plt>
  mov    %eax,%edi
  add    $0x4,%r12
  add    $0x1,%ebp
  add    (%rsp),%ebx
  cmp    %ebx,%ebp
  jne    L12
L50:
  add    %r15d,0x4(%rsp)
  add    $0x4,%r13
  mov    0x18(%rsp),%rdx
  add    %rdx,0x8(%rsp)
  cmp    0x10(%rsp),%r13
  jne    L49
L10:
  mov    0x58(%rsp),%edx
  add    %edx,0x38(%rsp)
  addl   $0x1,0x28(%rsp)
  mov    0x28(%rsp),%eax
  mov    0x50(%rsp),%rbx
  add    %rbx,0x30(%rsp)
  mov    0x2c(%rsp),%ebx
  add    %ebx,0x3c(%rsp)
  cmp    %eax,0x5c(%rsp)
  je     L65
L88:
  cmpl   $0x0,0x2c(%rsp)
  jg     L25
  jmp    L10
L60:
  mov    0x48(%rsp),%rax
  mov    %rax,0x40(%rsp)
L65:
  mov    0x40(%rsp),%rax
  add    $0x68,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
int *jerasure_matrix_to_bitmatrix(int k, int m, int w, int *matrix) {
  int *bitmatrix;
  int rowelts, rowindex, colindex, elt, i, j, l, x;
  bitmatrix = (int *)malloc(sizeof(int) * (k * m * w * w));
  if (matrix == NULL) {
    return NULL;
  }
  rowelts = k * w;
  rowindex = 0;
  for (i = 0; i < m; i++) {
    colindex = rowindex;
    for (j = 0; j < k; j++) {
      elt = matrix[i * k + j];
      for (x = 0; x < w; x++) {
        for (l = 0; l < w; l++) {
          bitmatrix[colindex + x + l * rowelts] = ((elt & (1 << l)) ? 1 : 0);
        }
        elt = galois_single_multiply(elt, 2, w);
      }
      colindex += w;
    }
    rowindex += rowelts * w;
  }
  return bitmatrix;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<jerasure_matrix_to_bitmatrix>:
  endbr64
  push   %r15
  mov    %rcx,%r15
  push   %r14
  mov    %edx,%r14d
  push   %r13
  push   %r12
  push   %rbp
  mov    %esi,%ebp
  push   %rbx
  mov    %edi,%ebx
  mov    %esi,%edi
  imul   %ebx,%edi
  sub    $0x68,%rsp
  imul   %edx,%edi
  mov    %esi,0x54(%rsp)
  imul   %edx,%edi
  shl    $0x2,%edi
  call   <malloc@plt>
  mov    %rax,0x38(%rsp)
  test   %r15,%r15
  je     L79
  mov    %rax,%rdi
  mov    %ebx,%eax
  imul   %r14d,%eax
  test   %ebp,%ebp
  jle    L28
  mov    %eax,%edx
  imul   %r14d,%edx
  mov    %edx,0x50(%rsp)
  test   %ebx,%ebx
  jle    L28
  test   %r14d,%r14d
  jle    L28
  movslq %ebx,%rcx
  cltq
  movslq %r14d,%r13
  mov    %ebx,%ebx
  lea    0x0(,%rcx,4),%rsi
  movslq %edx,%rcx
  mov    %r15,0x28(%rsp)
  lea    0x0(,%rax,4),%r15
  lea    0x0(,%rcx,4),%rdx
  lea    0x0(,%rbx,4),%rax
  mov    %rsi,0x40(%rsp)
  mov    %rdx,0x48(%rsp)
  lea    0x0(,%r13,4),%rdx
  mov    %rdi,0x30(%rsp)
  mov    %rdx,0x10(%rsp)
  movl   $0x0,0x20(%rsp)
  movl   $0x0,0x24(%rsp)
  mov    %rax,0x58(%rsp)
L63:
  mov    0x58(%rsp),%rax
  mov    0x28(%rsp),%rbp
  mov    0x24(%rsp),%r8d
  add    %rbp,%rax
  mov    %rax,0x18(%rsp)
  mov    0x30(%rsp),%rax
  mov    %rax,0x8(%rsp)
  nopl   0x0(%rax)
L11:
  mov    0x0(%rbp),%edi
  mov    0x8(%rsp),%r12
  mov    %r8d,%r13d
  lea    (%r14,%r8,1),%ebx
  nopw   0x0(%rax,%rax,1)
L71:
  mov    %r12,%rsi
  xor    %ecx,%ecx
  nopl   (%rax)
L36:
  mov    %edi,%eax
  sar    %cl,%eax
  add    $0x1,%ecx
  and    $0x1,%eax
  mov    %eax,(%rsi)
  add    %r15,%rsi
  cmp    %ecx,%r14d
  jne    L36
  mov    %r14d,%edx
  mov    $0x2,%esi
  add    $0x1,%r13d
  add    $0x4,%r12
  call   <galois_single_multiply@plt>
  mov    %eax,%edi
  cmp    %ebx,%r13d
  jne    L71
  mov    0x10(%rsp),%rdx
  mov    %r13d,%r8d
  add    %rdx,0x8(%rsp)
  add    $0x4,%rbp
  cmp    0x18(%rsp),%rbp
  jne    L11
  mov    0x40(%rsp),%rbx
  addl   $0x1,0x20(%rsp)
  add    %rbx,0x28(%rsp)
  mov    0x50(%rsp),%edx
  mov    0x48(%rsp),%rbx
  add    %edx,0x24(%rsp)
  add    %rbx,0x30(%rsp)
  mov    0x20(%rsp),%eax
  cmp    %eax,0x54(%rsp)
  jne    L63
L28:
  mov    0x38(%rsp),%rax
  add    $0x68,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L79:
  movq   $0x0,0x38(%rsp)
  jmp    L28
```

assistant: ```c
int *jerasure_matrix_to_bitmatrix(int k, int m, int w, int *matrix) {
  int *bitmatrix;
  int rowelts, rowindex, colindex, elt, i, j, l, x;
  bitmatrix = (int *)malloc(sizeof(int) * (k * m * w * w));
  if (matrix == NULL) {
    return NULL;
  }
  rowelts = k * w;
  rowindex = 0;
  for (i = 0; i < m; i++) {
    colindex = rowindex;
    for (j = 0; j < k; j++) {
      elt = matrix[i * k + j];
      for (x = 0; x < w; x++) {
        for (l = 0; l < w; l++) {
          bitmatrix[colindex + x + l * rowelts] = ((elt & (1 << l)) ? 1 : 0);
        }
        elt = galois_single_multiply(elt, 2, w);
      }
      colindex += w;
    }
    rowindex += rowelts * w;
  }
  return bitmatrix;
}
```