ylfeng/ReF-Decompile-dataset huggingface dataset:
user: Demonstrate the C code that generates the assembly output below:

```asm
<scan>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  movq   $0x0,(%rsp)
  mov    %rsp,%rsi
  call   <scan_sexp@plt>
  mov    (%rsp),%rax
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L9
  add    $0x18,%rsp
  ret
L9:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
struct list_t *scan(char *input) {
  struct list_t *sexp = NULL;
  scan_sexp(input, &sexp);
  return sexp;
}
```
user: Translate the below assembly code into C programming language:

```asm
<scan>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rsi
  movq   $0x0,(%rsp)
  call   <scan_sexp@plt>
  mov    (%rsp),%rax
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L5
  add    $0x18,%rsp
  ret
L5:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
struct list_t *scan(char *input) {
  struct list_t *sexp = NULL;
  scan_sexp(input, &sexp);
  return sexp;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<scan>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rsi
  movq   $0x0,(%rsp)
  call   <scan_sexp@plt>
  mov    (%rsp),%rax
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L4
  add    $0x18,%rsp
  ret
L4:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
struct list_t *scan(char *input) {
  struct list_t *sexp = NULL;
  scan_sexp(input, &sexp);
  return sexp;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<Union>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %edx,-0x20(%rbp)
  mov    -0x1c(%rbp),%edx
  mov    -0x18(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <Find@plt>
  mov    %eax,-0x8(%rbp)
  mov    -0x20(%rbp),%edx
  mov    -0x18(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <Find@plt>
  mov    %eax,-0x4(%rbp)
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rax,%rdx
  mov    -0x4(%rbp),%eax
  mov    %eax,(%rdx)
  mov    -0x4(%rbp),%eax
  leave
  ret
```

assistant: ```c
int Union(int *set, int p, int q) {
  int root_p = Find(set, p);
  int root_q = Find(set, q);
  set[root_p] = root_q;
  return root_q;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<Union>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  mov    %edx,%r12d
  call   <Find@plt>
  mov    %eax,%ebp
  mov    %r12d,%esi
  mov    %rbx,%rdi
  call   <Find@plt>
  movslq %ebp,%rbp
  mov    %eax,(%rbx,%rbp,4)
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
int Union(int *set, int p, int q) {
  int root_p = Find(set, p);
  int root_q = Find(set, q);
  set[root_p] = root_q;
  return root_q;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<Union>:
  endbr64
  push   %r12
  mov    %edx,%r12d
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  call   <Find@plt>
  mov    %r12d,%esi
  mov    %rbx,%rdi
  movslq %eax,%rbp
  call   <Find@plt>
  mov    %eax,(%rbx,%rbp,4)
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
int Union(int *set, int p, int q) {
  int root_p = Find(set, p);
  int root_q = Find(set, q);
  set[root_p] = root_q;
  return root_q;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<Union>:
  endbr64
  push   %r12
  mov    %edx,%r12d
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  call   <Find@plt>
  mov    %r12d,%esi
  mov    %rbx,%rdi
  movslq %eax,%rbp
  call   <Find@plt>
  mov    %eax,(%rbx,%rbp,4)
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
int Union(int *set, int p, int q) {
  int root_p = Find(set, p);
  int root_q = Find(set, q);
  set[root_p] = root_q;
  return root_q;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<RandomFunc>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  mov    $0x16,%edx
  imul   %edx,%eax
  add    $0x1c,%eax
  mov    %al,-0x9(%rbp)
  movb   $0x0,-0xa(%rbp)
  jmp    L44
L38:
  movb   $0x0,-0xb(%rbp)
  jmp    L46
L31:
  movzbl -0x9(%rbp),%ecx
  movzbl -0xb(%rbp),%eax
  cltq
  movzbl -0x9(%rbp,%rax,1),%edx
  movzbl -0xb(%rbp),%eax
  add    %ecx,%edx
  cltq
  mov    %dl,-0x9(%rbp,%rax,1)
  movzbl -0xb(%rbp),%eax
  add    $0x1,%eax
  mov    %al,-0xb(%rbp)
L46:
  mov    -0x18(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  cmp    %al,-0xb(%rbp)
  jb     L31
  movzbl -0xa(%rbp),%eax
  add    $0x1,%eax
  mov    %al,-0xa(%rbp)
L44:
  mov    -0x18(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  cmp    %al,-0xa(%rbp)
  jb     L38
  movzbl -0x9(%rbp),%eax
  lea    -0x19(%rax),%edx
  mov    -0x20(%rbp),%rax
  mov    %dl,(%rax)
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L10
  call   <__stack_chk_fail@plt>
L10:
  leave
  ret
```

assistant: ```c
void RandomFunc(unsigned char input[1], unsigned char output[1]) {
  unsigned char state[1];
  unsigned char local2;
  unsigned char local1;
  {
    state[0UL] = (input[0UL] + 914778474UL) * (unsigned char)22;
    local1 = 0UL;
    while (local1 < input[1UL]) {
      local2 = 0UL;
      while (local2 < input[1UL]) {
        state[local2] = state[0UL] + state[local2];
        local2++;
      }
      local1++;
    }
    output[0UL] = state[0UL] + (unsigned char)231;
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<RandomFunc>:
  endbr64
  mov    $0x16,%edx
  mov    %edx,%eax
  mulb   (%rdi)
  mov    %eax,%edx
  add    $0x1c,%edx
  movzbl 0x1(%rdi),%ecx
  mov    $0x0,%edi
  test   %cl,%cl
  je     L11
L2:
  mov    $0x0,%eax
L3:
  add    %edx,%edx
  add    $0x1,%eax
  cmp    %cl,%al
  jne    L3
  add    $0x1,%edi
  cmp    %cl,%dil
  jne    L2
L11:
  sub    $0x19,%edx
  mov    %dl,(%rsi)
  ret
```

assistant: ```c
void RandomFunc(unsigned char input[1], unsigned char output[1]) {
  unsigned char state[1];
  unsigned char local2;
  unsigned char local1;
  {
    state[0UL] = (input[0UL] + 914778474UL) * (unsigned char)22;
    local1 = 0UL;
    while (local1 < input[1UL]) {
      local2 = 0UL;
      while (local2 < input[1UL]) {
        state[local2] = state[0UL] + state[local2];
        local2++;
      }
      local1++;
    }
    output[0UL] = state[0UL] + (unsigned char)231;
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<RandomFunc>:
  endbr64
  mov    $0x16,%eax
  mulb   (%rdi)
  movzbl 0x1(%rdi),%ecx
  xor    %edi,%edi
  mov    %eax,%edx
  add    $0x1c,%edx
  test   %cl,%cl
  je     L21
  nopw   0x0(%rax,%rax,1)
L9:
  xor    %eax,%eax
  nopw   0x0(%rax,%rax,1)
L0:
  add    $0x1,%eax
  add    %edx,%edx
  cmp    %cl,%al
  jne    L0
  add    $0x1,%edi
  cmp    %cl,%dil
  jne    L9
L21:
  sub    $0x19,%edx
  mov    %dl,(%rsi)
  ret
```

assistant: ```c
void RandomFunc(unsigned char input[1], unsigned char output[1]) {
  unsigned char state[1];
  unsigned char local2;
  unsigned char local1;
  {
    state[0UL] = (input[0UL] + 914778474UL) * (unsigned char)22;
    local1 = 0UL;
    while (local1 < input[1UL]) {
      local2 = 0UL;
      while (local2 < input[1UL]) {
        state[local2] = state[0UL] + state[local2];
        local2++;
      }
      local1++;
    }
    output[0UL] = state[0UL] + (unsigned char)231;
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<RandomFunc>:
  endbr64
  mov    $0x16,%eax
  mulb   (%rdi)
  movzbl 0x1(%rdi),%ecx
  mov    %eax,%edx
  add    $0x1c,%edx
  test   %cl,%cl
  je     L30
  lea    -0x1(%rcx),%eax
  cmp    $0xe,%al
  jbe    L53
  movdqa D11(%rip),%xmm0
  movzbl %dl,%edx
  mov    %ecx,%edi
  or     $0x1,%dh
  shr    $0x4,%dil
  pinsrw $0x0,%edx,%xmm0
  xor    %edx,%edx
  nopw   0x0(%rax,%rax,1)
L78:
  xor    %eax,%eax
  nopw   0x0(%rax,%rax,1)
L16:
  add    $0x1,%eax
  paddb  %xmm0,%xmm0
  cmp    %cl,%al
  jne    L16
  add    $0x1,%edx
  cmp    %dl,%dil
  ja     L78
  movdqa %xmm0,%xmm2
  movdqa %xmm0,%xmm1
  mov    %ecx,%edi
  psrldq $0x8,%xmm2
  punpcklbw %xmm0,%xmm1
  punpckhbw %xmm0,%xmm0
  and    $0xfffffff0,%edi
  movdqa %xmm2,%xmm3
  punpcklbw %xmm2,%xmm3
  punpckhbw %xmm2,%xmm2
  pmullw %xmm3,%xmm1
  pmullw %xmm2,%xmm0
  movdqa D0(%rip),%xmm2
  pand   %xmm2,%xmm0
  pand   %xmm2,%xmm1
  packuswb %xmm0,%xmm1
  movdqa %xmm1,%xmm3
  movdqa %xmm1,%xmm0
  psrldq $0x4,%xmm3
  punpcklbw %xmm1,%xmm0
  punpckhbw %xmm1,%xmm1
  movdqa %xmm3,%xmm4
  punpcklbw %xmm3,%xmm4
  punpckhbw %xmm3,%xmm3
  pmullw %xmm4,%xmm0
  pmullw %xmm3,%xmm1
  pand   %xmm2,%xmm0
  pand   %xmm2,%xmm1
  packuswb %xmm1,%xmm0
  movdqa %xmm0,%xmm3
  movdqa %xmm0,%xmm1
  psrldq $0x2,%xmm3
  punpcklbw %xmm0,%xmm1
  punpckhbw %xmm0,%xmm0
  movdqa %xmm3,%xmm4
  punpcklbw %xmm3,%xmm4
  punpckhbw %xmm3,%xmm3
  pmullw %xmm4,%xmm1
  pmullw %xmm3,%xmm0
  pand   %xmm2,%xmm1
  pand   %xmm2,%xmm0
  packuswb %xmm0,%xmm1
  movdqa %xmm1,%xmm3
  movdqa %xmm1,%xmm0
  psrldq $0x1,%xmm3
  punpcklbw %xmm1,%xmm0
  punpckhbw %xmm1,%xmm1
  movdqa %xmm3,%xmm4
  punpcklbw %xmm3,%xmm4
  punpckhbw %xmm3,%xmm3
  pmullw %xmm4,%xmm0
  pmullw %xmm3,%xmm1
  pand   %xmm2,%xmm0
  pand   %xmm1,%xmm2
  packuswb %xmm2,%xmm0
  movd   %xmm0,%edx
  test   $0xf,%cl
  je     L30
  nopl   (%rax)
L59:
  xor    %eax,%eax
  nopw   0x0(%rax,%rax,1)
L64:
  add    $0x1,%eax
  add    %edx,%edx
  cmp    %cl,%al
  jne    L64
  add    $0x1,%edi
  cmp    %cl,%dil
  jb     L59
L30:
  sub    $0x19,%edx
  mov    %dl,(%rsi)
  ret
L53:
  xor    %edi,%edi
  jmp    L59
```

tool_calls: name: disassemble_data
arguments: tag: D11
data_type: byte[16]
name: disassemble_data
arguments: tag: D0
data_type: byte[16]

tool: {"D11": [0x00,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01]}

tool: {"D0": [0xff,0x00,0xff,0x00,0xff,0x00,0xff,0x00,0xff,0x00,0xff,0x00,0xff,0x00,0xff,0x00]}

assistant: ```c
void RandomFunc(unsigned char input[1], unsigned char output[1]) {
  unsigned char state[1];
  unsigned char local2;
  unsigned char local1;
  {
    state[0UL] = (input[0UL] + 914778474UL) * (unsigned char)22;
    local1 = 0UL;
    while (local1 < input[1UL]) {
      local2 = 0UL;
      while (local2 < input[1UL]) {
        state[local2] = state[0UL] + state[local2];
        local2++;
      }
      local1++;
    }
    output[0UL] = state[0UL] + (unsigned char)231;
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<str_tolower>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  jmp    L14
L28:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isupper@plt>
  test   %rax,%rax
  je     L30
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <tolower@plt>
  jmp    L10
L30:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
L10:
  mov    -0x8(%rbp),%rdx
  mov    %al,(%rdx)
  addq   $0x1,-0x8(%rbp)
L14:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L28
  nop
  nop
  leave
  ret
```

assistant: ```c
void str_tolower(char *str) {
  char *p = str;
  while (*p != '\0') {
    *p = isupper(*p) ? tolower(*p) : *p;
    p++;
  }
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<str_tolower>:
  endbr64
  push   %rbx
  mov    %rdi,%rbx
  movzbl (%rdi),%edi
  test   %dil,%dil
  jne    L7
L20:
  pop    %rbx
  ret
L38:
  movzbl (%rbx),%eax
L15:
  mov    %al,(%rbx)
  add    $0x1,%rbx
  movzbl (%rbx),%edi
  test   %dil,%dil
  je     L20
L7:
  movsbl %dil,%edi
  call   <isupper@plt>
  test   %rax,%rax
  je     L38
  movsbl (%rbx),%edi
  call   <tolower@plt>
  jmp    L15
```

assistant: ```c
void str_tolower(char *str) {
  char *p = str;
  while (*p != '\0') {
    *p = isupper(*p) ? tolower(*p) : *p;
    p++;
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<str_tolower>:
  endbr64
  push   %rbx
  mov    %rdi,%rbx
  movsbl (%rdi),%edi
  test   %dil,%dil
  jne    L30
  jmp    L28
  nopw   0x0(%rax,%rax,1)
L49:
  movzbl (%rbx),%eax
  add    $0x1,%rbx
  mov    %al,-0x1(%rbx)
  movsbl (%rbx),%edi
  test   %dil,%dil
  je     L28
L30:
  call   <isupper@plt>
  test   %rax,%rax
  je     L49
  movsbl (%rbx),%edi
  add    $0x1,%rbx
  call   <tolower@plt>
  mov    %al,-0x1(%rbx)
  movsbl (%rbx),%edi
  test   %dil,%dil
  jne    L30
L28:
  pop    %rbx
  ret
```

assistant: ```c
void str_tolower(char *str) {
  char *p = str;
  while (*p != '\0') {
    *p = isupper(*p) ? tolower(*p) : *p;
    p++;
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<str_tolower>:
  endbr64
  push   %rbx
  mov    %rdi,%rbx
  movsbl (%rdi),%edi
  test   %dil,%dil
  je     L8
L32:
  call   <isupper@plt>
  test   %rax,%rax
  jne    L29
  movsbl 0x1(%rbx),%edi
  add    $0x1,%rbx
  test   %dil,%dil
  jne    L32
L8:
  pop    %rbx
  ret
  nopl   0x0(%rax)
L29:
  movsbl (%rbx),%edi
  add    $0x1,%rbx
  call   <tolower@plt>
  mov    %al,-0x1(%rbx)
  movsbl (%rbx),%edi
  test   %dil,%dil
  jne    L32
  pop    %rbx
  ret
```

assistant: ```c
void str_tolower(char *str) {
  char *p = str;
  while (*p != '\0') {
    *p = isupper(*p) ? tolower(*p) : *p;
    p++;
  }
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<setBell>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %edx,-0x20(%rbp)
  mov    %ecx,-0x24(%rbp)
  mov    -0x20(%rbp),%edx
  mov    -0x1c(%rbp),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <bellIndex@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rax,%rdx
  mov    -0x24(%rbp),%eax
  mov    %eax,(%rdx)
  nop
  leave
  ret
```

assistant: ```c
void setBell(int *bellTri, int row, int col, int value) {
  size_t index = bellIndex(row, col);
  bellTri[index] = value;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<setBell>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbx
  mov    %esi,%edi
  mov    %edx,%esi
  mov    %ecx,%ebp
  call   <bellIndex@plt>
  mov    %ebp,(%rbx,%rax,4)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void setBell(int *bellTri, int row, int col, int value) {
  size_t index = bellIndex(row, col);
  bellTri[index] = value;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<setBell>:
  endbr64
  push   %rbp
  mov    %ecx,%ebp
  push   %rbx
  mov    %rdi,%rbx
  mov    %esi,%edi
  mov    %edx,%esi
  sub    $0x8,%rsp
  call   <bellIndex@plt>
  mov    %ebp,(%rbx,%rax,4)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void setBell(int *bellTri, int row, int col, int value) {
  size_t index = bellIndex(row, col);
  bellTri[index] = value;
}
```
user: Translate the below assembly code into C programming language:

```asm
<setBell>:
  endbr64
  push   %rbp
  mov    %ecx,%ebp
  push   %rbx
  mov    %rdi,%rbx
  mov    %esi,%edi
  mov    %edx,%esi
  sub    $0x8,%rsp
  call   <bellIndex@plt>
  mov    %ebp,(%rbx,%rax,4)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void setBell(int *bellTri, int row, int col, int value) {
  size_t index = bellIndex(row, col);
  bellTri[index] = value;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<xrealloc>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    -0x20(%rbp),%rax
  imul   -0x28(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  jne    L19
  mov    $0x0,%esi
  mov    $0x2,%edi
  call   <errx@plt>
L19:
  mov    D6(%rip),%rax
  mov    (%rax),%rax
  mov    $0x0,%edx
  divq   -0x20(%rbp)
  cmp    %rax,-0x28(%rbp)
  jbe    L45
  mov    $0x0,%esi
  mov    $0x2,%edi
  call   <errx@plt>
L45:
  cmpq   $0x0,-0x18(%rbp)
  jne    L18
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <malloc@plt>
  mov    %rax,-0x10(%rbp)
  jmp    L39
L18:
  mov    -0x8(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <realloc@plt>
  mov    %rax,-0x10(%rbp)
L39:
  cmpq   $0x0,-0x10(%rbp)
  jne    L10
  mov    $0x0,%esi
  mov    $0x2,%edi
  call   <errx@plt>
L10:
  mov    -0x10(%rbp),%rax
  leave
  ret
```

assistant: ```c
void *xrealloc(void *ptr, size_t nmemb, size_t size) {
  void *new_ptr;
  size_t new_size = nmemb * size;
  if (new_size == 0)
    errx(2, NULL);
  if (SIZE_MAX / nmemb < size)
    errx(2, NULL);
  if (ptr == NULL)
    new_ptr = malloc(new_size);
  else
    new_ptr = realloc(ptr, new_size);
  if (new_ptr == NULL)
    errx(2, NULL);
  return new_ptr;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<xrealloc>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%r12
  mov    %rsi,%rbx
  mov    %rdx,%rbp
  mov    %rsi,%r13
  imul   %rdx,%r13
  test   %r13,%r13
  je     L54
L12:
  mov    D8(%rip),%rax
  mov    (%rax),%rax
  mov    $0x0,%edx
  div    %rbx
  cmp    %rbp,%rax
  jb     L76
L43:
  test   %r12,%r12
  je     L70
  mov    %r13,%rsi
  mov    %r12,%rdi
  call   <realloc@plt>
  mov    %rax,%rbx
L26:
  test   %rbx,%rbx
  je     L32
L9:
  mov    %rbx,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L54:
  mov    $0x0,%esi
  mov    $0x2,%edi
  call   <errx@plt>
  jmp    L12
L76:
  mov    $0x0,%esi
  mov    $0x2,%edi
  call   <errx@plt>
  jmp    L43
L70:
  mov    %r13,%rdi
  call   <malloc@plt>
  mov    %rax,%rbx
  jmp    L26
L32:
  mov    $0x0,%esi
  mov    $0x2,%edi
  call   <errx@plt>
  jmp    L9
```

assistant: ```c
void *xrealloc(void *ptr, size_t nmemb, size_t size) {
  void *new_ptr;
  size_t new_size = nmemb * size;
  if (new_size == 0)
    errx(2, NULL);
  if (SIZE_MAX / nmemb < size)
    errx(2, NULL);
  if (ptr == NULL)
    new_ptr = malloc(new_size);
  else
    new_ptr = realloc(ptr, new_size);
  if (new_ptr == NULL)
    errx(2, NULL);
  return new_ptr;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<xrealloc>:
  endbr64
  push   %r13
  mov    %rsi,%r13
  push   %r12
  imul   %rdx,%r13
  mov    %rdx,%r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  mov    %rsi,%rbx
  sub    $0x8,%rsp
  test   %r13,%r13
  je     L55
L45:
  mov    D0(%rip),%rax
  xor    %edx,%edx
  mov    (%rax),%rax
  div    %rbx
  cmp    %r12,%rax
  jb     L59
  test   %rbp,%rbp
  je     L62
L26:
  mov    %r13,%rsi
  mov    %rbp,%rdi
  call   <realloc@plt>
  mov    %rax,%r12
L23:
  test   %r12,%r12
  je     L71
L43:
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   (%rax)
L55:
  xor    %esi,%esi
  mov    $0x2,%edi
  call   <errx@plt>
  jmp    L45
  xchg   %ax,%ax
L59:
  xor    %esi,%esi
  mov    $0x2,%edi
  call   <errx@plt>
  test   %rbp,%rbp
  jne    L26
L62:
  mov    %r13,%rdi
  call   <malloc@plt>
  mov    %rax,%r12
  jmp    L23
L71:
  xor    %esi,%esi
  mov    $0x2,%edi
  call   <errx@plt>
  jmp    L43
```

assistant: ```c
void *xrealloc(void *ptr, size_t nmemb, size_t size) {
  void *new_ptr;
  size_t new_size = nmemb * size;
  if (new_size == 0)
    errx(2, NULL);
  if (SIZE_MAX / nmemb < size)
    errx(2, NULL);
  if (ptr == NULL)
    new_ptr = malloc(new_size);
  else
    new_ptr = realloc(ptr, new_size);
  if (new_ptr == NULL)
    errx(2, NULL);
  return new_ptr;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<xrealloc>:
  endbr64
  push   %r13
  mov    %rsi,%r13
  push   %r12
  imul   %rdx,%r13
  mov    %rdx,%r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  mov    %rsi,%rbx
  sub    $0x8,%rsp
  test   %r13,%r13
  je     L66
L58:
  mov    D1(%rip),%rax
  xor    %edx,%edx
  mov    (%rax),%rax
  div    %rbx
  cmp    %r12,%rax
  jb     L77
  test   %rbp,%rbp
  je     L44
L32:
  mov    %r13,%rsi
  mov    %rbp,%rdi
  call   <realloc@plt>
  mov    %rax,%r12
L4:
  test   %r12,%r12
  je     L51
L1:
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   (%rax)
L66:
  xor    %esi,%esi
  mov    $0x2,%edi
  call   <errx@plt>
  jmp    L58
  xchg   %ax,%ax
L77:
  xor    %esi,%esi
  mov    $0x2,%edi
  call   <errx@plt>
  test   %rbp,%rbp
  jne    L32
L44:
  mov    %r13,%rdi
  call   <malloc@plt>
  mov    %rax,%r12
  jmp    L4
L51:
  xor    %esi,%esi
  mov    $0x2,%edi
  call   <errx@plt>
  jmp    L1
```

assistant: ```c
void *xrealloc(void *ptr, size_t nmemb, size_t size) {
  void *new_ptr;
  size_t new_size = nmemb * size;
  if (new_size == 0)
    errx(2, NULL);
  if (SIZE_MAX / nmemb < size)
    errx(2, NULL);
  if (ptr == NULL)
    new_ptr = malloc(new_size);
  else
    new_ptr = realloc(ptr, new_size);
  if (new_ptr == NULL)
    errx(2, NULL);
  return new_ptr;
}
```
user: What is the c source code of the assembly code below?

```asm
<expand_my>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  movw   $0x0,-0xa(%rbp)
  movw   $0x0,-0x8(%rbp)
  movw   $0x0,-0x6(%rbp)
  movw   $0x0,-0x4(%rbp)
  movw   $0x0,-0x2(%rbp)
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%edx
  mov    -0x20(%rbp),%rax
  mov    %dl,(%rax)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %ax,-0x2(%rbp)
  movw   $0x1,-0xa(%rbp)
  movw   $0x1,-0x8(%rbp)
  jmp    L29
L23:
  movswq -0xa(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x2d,%al
  jne    L17
  movswq -0xa(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%edx
  movswq -0xa(%rbp),%rax
  lea    -0x1(%rax),%rcx
  mov    -0x18(%rbp),%rax
  add    %rcx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <check_compat@plt>
  test   %rax,%rax
  je     L55
  movzwl -0x8(%rbp),%eax
  sub    $0x1,%eax
  mov    %ax,-0x8(%rbp)
  movswq -0xa(%rbp),%rax
  lea    -0x1(%rax),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cbtw
  mov    %ax,-0x6(%rbp)
  jmp    L32
L18:
  movswq -0x8(%rbp),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movzwl -0x6(%rbp),%edx
  mov    %dl,(%rax)
  movzwl -0x6(%rbp),%eax
  add    $0x1,%eax
  mov    %ax,-0x6(%rbp)
  movzwl -0x8(%rbp),%eax
  add    $0x1,%eax
  mov    %ax,-0x8(%rbp)
L32:
  movswq -0xa(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cbtw
  cmp    %ax,-0x6(%rbp)
  jl     L18
  jmp    L26
L55:
  movswq -0xa(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movswq -0x8(%rbp),%rcx
  mov    -0x20(%rbp),%rdx
  add    %rcx,%rdx
  movzbl (%rax),%eax
  mov    %al,(%rdx)
  movzwl -0x8(%rbp),%eax
  add    $0x1,%eax
  mov    %ax,-0x8(%rbp)
  jmp    L26
L17:
  movswq -0xa(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movswq -0x8(%rbp),%rcx
  mov    -0x20(%rbp),%rdx
  add    %rcx,%rdx
  movzbl (%rax),%eax
  mov    %al,(%rdx)
  movzwl -0x8(%rbp),%eax
  add    $0x1,%eax
  mov    %ax,-0x8(%rbp)
L26:
  movzwl -0xa(%rbp),%eax
  add    $0x1,%eax
  mov    %ax,-0xa(%rbp)
L29:
  movzwl -0xa(%rbp),%eax
  cmp    -0x2(%rbp),%ax
  jle    L23
  nop
  nop
  leave
  ret
```

assistant: ```c
void expand_my(char sl[], char ll[]) {
  short int i = 0;
  short int j = 0;
  short int k = 0;
  short int per = 0;
  short int shlen = 0;
  ll[0] = sl[0];
  shlen = strlen(sl);
  for (i = 1, j = 1; i <= shlen; ++i) {
    if (sl[i] == '-') {
      if (check_compat(sl[i - 1], sl[i + 1])) {
        --j;
        for (k = sl[i - 1]; k < sl[i + 1]; ++k, ++j) {
          ll[j] = k;
        };
      } else {
        ll[j] = sl[i];
        ++j;
      };
    } else {
      ll[j] = sl[i];
      ++j;
    };
  };
}
```