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

```asm
<avl_rotate>:
  endbr64
  push   %r15
  mov    %edx,%r8d
  push   %r14
  neg    %r8d
  mov    %rdi,%r14
  push   %r13
  push   %r12
  mov    %rsi,%r12
  mov    %r8d,%esi
  push   %rbp
  mov    %r12,%rdi
  mov    %edx,%ebp
  push   %rbx
  sub    $0x18,%rsp
  mov    %r8d,0xc(%rsp)
  call   <avl_get_child@plt>
  mov    %ebp,%esi
  mov    %rax,%rdi
  mov    %rax,%r13
  call   <avl_get_child@plt>
  mov    %r12,%rdi
  mov    %rax,%r15
  call   <avl_get_parent@plt>
  mov    0xc(%rsp),%esi
  mov    %r15,%rdx
  mov    %r12,%rdi
  mov    %rax,%rbx
  call   <avl_set_child@plt>
  mov    %r13,%rsi
  mov    %r12,%rdi
  call   <avl_set_parent@plt>
  mov    %ebp,%esi
  mov    %r13,%rdi
  mov    %r12,%rdx
  call   <avl_set_child@plt>
  mov    %rbx,%rsi
  mov    %r13,%rdi
  call   <avl_set_parent@plt>
  test   %r15,%r15
  je     L1
  mov    %r12,%rsi
  mov    %r15,%rdi
  call   <avl_set_parent@plt>
L1:
  add    $0x18,%rsp
  mov    %r13,%rcx
  mov    %r12,%rdx
  mov    %rbx,%rsi
  mov    %r14,%rdi
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    10b0 <avl_replace_child@plt>
```

assistant: ```c
__attribute__((always_)) void avl_rotate(struct avl_tree_node **const root_ptr, struct avl_tree_node *const A, const int sign) {
  struct avl_tree_node *const B = avl_get_child(A, -sign);
  struct avl_tree_node *const E = avl_get_child(B, +sign);
  struct avl_tree_node *const P = avl_get_parent(A);
  avl_set_child(A, -sign, E);
  avl_set_parent(A, B);
  avl_set_child(B, +sign, A);
  avl_set_parent(B, P);
  if (E)
    avl_set_parent(E, A);
  avl_replace_child(root_ptr, P, A, B);
}
```
user: Translate the below assembly code into C programming language:

```asm
<avl_rotate>:
  endbr64
  push   %r15
  mov    %edx,%r8d
  push   %r14
  neg    %r8d
  mov    %rdi,%r14
  push   %r13
  push   %r12
  mov    %rsi,%r12
  mov    %r8d,%esi
  push   %rbp
  mov    %r12,%rdi
  mov    %edx,%ebp
  push   %rbx
  sub    $0x18,%rsp
  mov    %r8d,0xc(%rsp)
  call   <avl_get_child@plt>
  mov    %ebp,%esi
  mov    %rax,%rdi
  mov    %rax,%r13
  call   <avl_get_child@plt>
  mov    %r12,%rdi
  mov    %rax,%r15
  call   <avl_get_parent@plt>
  mov    0xc(%rsp),%esi
  mov    %r15,%rdx
  mov    %r12,%rdi
  mov    %rax,%rbx
  call   <avl_set_child@plt>
  mov    %r13,%rsi
  mov    %r12,%rdi
  call   <avl_set_parent@plt>
  mov    %ebp,%esi
  mov    %r13,%rdi
  mov    %r12,%rdx
  call   <avl_set_child@plt>
  mov    %rbx,%rsi
  mov    %r13,%rdi
  call   <avl_set_parent@plt>
  test   %r15,%r15
  je     L7
  mov    %r12,%rsi
  mov    %r15,%rdi
  call   <avl_set_parent@plt>
L7:
  add    $0x18,%rsp
  mov    %r13,%rcx
  mov    %r12,%rdx
  mov    %rbx,%rsi
  mov    %r14,%rdi
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    10b0 <avl_replace_child@plt>
```

assistant: ```c
__attribute__((always_)) void avl_rotate(struct avl_tree_node **const root_ptr, struct avl_tree_node *const A, const int sign) {
  struct avl_tree_node *const B = avl_get_child(A, -sign);
  struct avl_tree_node *const E = avl_get_child(B, +sign);
  struct avl_tree_node *const P = avl_get_parent(A);
  avl_set_child(A, -sign, E);
  avl_set_parent(A, B);
  avl_set_child(B, +sign, A);
  avl_set_parent(B, P);
  if (E)
    avl_set_parent(E, A);
  avl_replace_child(root_ptr, P, A, B);
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<rotate>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  jmp    L39
L25:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  mov    %al,-0x1(%rbp)
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%edx
  mov    -0x18(%rbp),%rax
  mov    %dl,(%rax)
  mov    -0x20(%rbp),%rax
  movzbl -0x1(%rbp),%edx
  mov    %dl,(%rax)
  addq   $0x1,-0x18(%rbp)
  subq   $0x1,-0x20(%rbp)
L39:
  cmpq   $0x0,-0x18(%rbp)
  je     L22
  cmpq   $0x0,-0x20(%rbp)
  je     L22
  mov    -0x18(%rbp),%rax
  cmp    -0x20(%rbp),%rax
  jb     L25
L22:
  nop
  pop    %rbp
  ret
```

assistant: ```c
void rotate(char *start, char *end) {
  while (start != NULL && end != NULL && start < end) {
    char temp = *start;
    *start = *end;
    *end = temp;
    start++;
    end--;
  }
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<rotate>:
  endbr64
  test   %rdi,%rdi
  setne  %dl
  cmp    %rsi,%rdi
  setb   %al
  test   %al,%dl
  je     L10
  test   %rsi,%rsi
  je     L10
L22:
  movzbl (%rdi),%eax
  movzbl (%rsi),%edx
  mov    %dl,(%rdi)
  mov    %al,(%rsi)
  add    $0x1,%rdi
  sub    $0x1,%rsi
  cmp    %rsi,%rdi
  jb     L22
L10:
  ret
```

assistant: ```c
void rotate(char *start, char *end) {
  while (start != NULL && end != NULL && start < end) {
    char temp = *start;
    *start = *end;
    *end = temp;
    start++;
    end--;
  }
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<rotate>:
  endbr64
  test   %rdi,%rdi
  setne  %dl
  cmp    %rsi,%rdi
  setb   %al
  test   %al,%dl
  je     L10
  test   %rsi,%rsi
  je     L10
  nopl   0x0(%rax)
L11:
  movzbl (%rdi),%eax
  movzbl (%rsi),%edx
  add    $0x1,%rdi
  sub    $0x1,%rsi
  mov    %dl,-0x1(%rdi)
  mov    %al,0x1(%rsi)
  cmp    %rsi,%rdi
  jb     L11
L10:
  ret
```

assistant: ```c
void rotate(char *start, char *end) {
  while (start != NULL && end != NULL && start < end) {
    char temp = *start;
    *start = *end;
    *end = temp;
    start++;
    end--;
  }
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<rotate>:
  endbr64
  test   %rdi,%rdi
  setne  %dl
  cmp    %rsi,%rdi
  setb   %al
  test   %al,%dl
  je     L4
  test   %rsi,%rsi
  je     L4
  nopl   0x0(%rax)
L7:
  movzbl (%rdi),%eax
  movzbl (%rsi),%edx
  add    $0x1,%rdi
  sub    $0x1,%rsi
  mov    %dl,-0x1(%rdi)
  mov    %al,0x1(%rsi)
  cmp    %rsi,%rdi
  jb     L7
L4:
  ret
```

assistant: ```c
void rotate(char *start, char *end) {
  while (start != NULL && end != NULL && start < end) {
    char temp = *start;
    *start = *end;
    *end = temp;
    start++;
    end--;
  }
}
```
user: Translate the below assembly code into C programming language:

```asm
<mktime>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x4(%rbp)
  mov    %esi,-0x8(%rbp)
  mov    %edx,-0xc(%rbp)
  mov    %ecx,-0x10(%rbp)
  mov    %r8d,-0x14(%rbp)
  mov    %r9d,-0x18(%rbp)
  subl   $0x2,-0x8(%rbp)
  mov    -0x8(%rbp),%eax
  test   %eax,%eax
  jg     L1
  addl   $0xc,-0x8(%rbp)
  subl   $0x1,-0x4(%rbp)
L1:
  mov    -0x4(%rbp),%eax
  shr    $0x2,%eax
  mov    %eax,%edx
  mov    -0x4(%rbp),%eax
  mov    %eax,%eax
  imul   $0x51eb851f,%rax,%rax
  shr    $0x20,%rax
  shr    $0x5,%eax
  sub    %eax,%edx
  mov    -0x4(%rbp),%eax
  mov    %eax,%eax
  imul   $0x51eb851f,%rax,%rax
  shr    $0x20,%rax
  shr    $0x7,%eax
  add    %eax,%edx
  mov    -0x8(%rbp),%eax
  imul   $0x16f,%eax,%eax
  mov    %eax,%ecx
  mov    $0xaaaaaaab,%eax
  imul   %rcx,%rax
  shr    $0x20,%rax
  shr    $0x3,%eax
  add    %eax,%edx
  mov    -0xc(%rbp),%eax
  add    %edx,%eax
  mov    %eax,%edx
  mov    -0x4(%rbp),%eax
  imul   $0x16d,%eax,%eax
  mov    %eax,%eax
  add    %rax,%rdx
  mov    %rdx,%rax
  add    %rax,%rax
  add    %rdx,%rax
  shl    $0x3,%rax
  mov    %rax,%rdx
  mov    -0x10(%rbp),%eax
  add    %rax,%rdx
  mov    %rdx,%rax
  shl    $0x4,%rax
  sub    %rdx,%rax
  shl    $0x2,%rax
  mov    %rax,%rdx
  mov    -0x14(%rbp),%eax
  add    %rax,%rdx
  mov    %rdx,%rax
  shl    $0x4,%rax
  sub    %rdx,%rax
  shl    $0x2,%rax
  mov    %rax,%rdx
  mov    -0x18(%rbp),%eax
  add    %rax,%rdx
  movabs $0xfffffff186b1bf80,%rax
  add    %rdx,%rax
  pop    %rbp
  ret
```

assistant: ```c
__attribute__((always_)) unsigned long mktime(unsigned int year, unsigned int mon, unsigned int day, unsigned int hour, unsigned int min, unsigned int sec) {
  if (0 >= (int)(mon -= 2)) {
    mon += 12;
    year -= 1;
  }
  return ((((unsigned long)(year / 4 - year / 100 + year / 400 + 367 * mon / 12 + day) + year * 365 - 719499) * 24 + hour) * 60 + min) * 60 + sec;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<mktime>:
  endbr64
  mov    %edx,%r10d
  lea    -0x2(%rsi),%edx
  test   %edx,%edx
  jle    L4
L8:
  mov    %edi,%eax
  shr    $0x2,%eax
  mov    %edi,%esi
  imul   $0x51eb851f,%rsi,%rsi
  mov    %rsi,%r11
  shr    $0x27,%r11
  add    %r11d,%eax
  add    %r10d,%eax
  imul   $0x16f,%edx,%edx
  mov    $0xaaaaaaab,%r10d
  imul   %r10,%rdx
  shr    $0x23,%rdx
  add    %edx,%eax
  shr    $0x25,%rsi
  sub    %esi,%eax
  imul   $0x16d,%edi,%edi
  add    %rdi,%rax
  lea    (%rax,%rax,2),%rax
  mov    %ecx,%ecx
  lea    (%rcx,%rax,8),%rdx
  mov    %rdx,%rax
  shl    $0x4,%rax
  sub    %rdx,%rax
  mov    %r8d,%r8d
  lea    (%r8,%rax,4),%rdx
  mov    %rdx,%rax
  shl    $0x4,%rax
  sub    %rdx,%rax
  mov    %r9d,%r9d
  movabs $0xfffffff186b1bf80,%rdx
  add    %rdx,%r9
  lea    (%r9,%rax,4),%rax
  ret
L4:
  lea    0xa(%rsi),%edx
  sub    $0x1,%edi
  jmp    L8
```

assistant: ```c
__attribute__((always_)) unsigned long mktime(unsigned int year, unsigned int mon, unsigned int day, unsigned int hour, unsigned int min, unsigned int sec) {
  if (0 >= (int)(mon -= 2)) {
    mon += 12;
    year -= 1;
  }
  return ((((unsigned long)(year / 4 - year / 100 + year / 400 + 367 * mon / 12 + day) + year * 365 - 719499) * 24 + hour) * 60 + min) * 60 + sec;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<mktime>:
  endbr64
  mov    %edx,%r10d
  lea    -0x2(%rsi),%edx
  test   %edx,%edx
  jg     L4
  lea    0xa(%rsi),%edx
  sub    $0x1,%edi
L4:
  mov    %edi,%esi
  mov    %edi,%eax
  mov    %ecx,%ecx
  mov    %r8d,%r8d
  imul   $0x51eb851f,%rsi,%rsi
  shr    $0x2,%eax
  mov    %r9d,%r9d
  imul   $0x16f,%edx,%edx
  imul   $0x16d,%edi,%edi
  mov    %rsi,%r11
  shr    $0x25,%rsi
  shr    $0x27,%r11
  add    %r11d,%eax
  add    %r10d,%eax
  mov    $0xaaaaaaab,%r10d
  imul   %r10,%rdx
  shr    $0x23,%rdx
  add    %edx,%eax
  sub    %esi,%eax
  add    %rdi,%rax
  lea    (%rax,%rax,2),%rax
  lea    (%rcx,%rax,8),%rdx
  mov    %rdx,%rax
  shl    $0x4,%rax
  sub    %rdx,%rax
  lea    (%r8,%rax,4),%rdx
  mov    %rdx,%rax
  shl    $0x4,%rax
  sub    %rdx,%rax
  movabs $0xfffffff186b1bf80,%rdx
  add    %rdx,%r9
  lea    (%r9,%rax,4),%rax
  ret
```

assistant: ```c
__attribute__((always_)) unsigned long mktime(unsigned int year, unsigned int mon, unsigned int day, unsigned int hour, unsigned int min, unsigned int sec) {
  if (0 >= (int)(mon -= 2)) {
    mon += 12;
    year -= 1;
  }
  return ((((unsigned long)(year / 4 - year / 100 + year / 400 + 367 * mon / 12 + day) + year * 365 - 719499) * 24 + hour) * 60 + min) * 60 + sec;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<mktime>:
  endbr64
  mov    %edx,%r10d
  lea    -0x2(%rsi),%edx
  test   %edx,%edx
  jg     L0
  lea    0xa(%rsi),%edx
  sub    $0x1,%edi
L0:
  mov    %edi,%esi
  mov    %edi,%eax
  mov    %ecx,%ecx
  mov    %r8d,%r8d
  imul   $0x51eb851f,%rsi,%rsi
  shr    $0x2,%eax
  mov    %r9d,%r9d
  imul   $0x16f,%edx,%edx
  imul   $0x16d,%edi,%edi
  mov    %rsi,%r11
  shr    $0x25,%rsi
  shr    $0x27,%r11
  add    %r11d,%eax
  add    %r10d,%eax
  mov    $0xaaaaaaab,%r10d
  imul   %r10,%rdx
  shr    $0x23,%rdx
  add    %edx,%eax
  sub    %esi,%eax
  add    %rdi,%rax
  lea    (%rax,%rax,2),%rax
  lea    (%rcx,%rax,8),%rdx
  mov    %rdx,%rax
  shl    $0x4,%rax
  sub    %rdx,%rax
  lea    (%r8,%rax,4),%rdx
  mov    %rdx,%rax
  shl    $0x4,%rax
  sub    %rdx,%rax
  movabs $0xfffffff186b1bf80,%rdx
  add    %rdx,%r9
  lea    (%r9,%rax,4),%rax
  ret
```

assistant: ```c
__attribute__((always_)) unsigned long mktime(unsigned int year, unsigned int mon, unsigned int day, unsigned int hour, unsigned int min, unsigned int sec) {
  if (0 >= (int)(mon -= 2)) {
    mon += 12;
    year -= 1;
  }
  return ((((unsigned long)(year / 4 - year / 100 + year / 400 + 367 * mon / 12 + day) + year * 365 - 719499) * 24 + hour) * 60 + min) * 60 + sec;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<StrDecode>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  jmp    L38
L47:
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x25,%al
  jne    L19
  mov    -0x20(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isxdigit@plt>
  test   %rax,%rax
  je     L19
  mov    -0x20(%rbp),%rax
  add    $0x2,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isxdigit@plt>
  test   %rax,%rax
  je     L19
  mov    -0x20(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <_hex@plt>
  shl    $0x4,%eax
  mov    %eax,%ebx
  mov    -0x20(%rbp),%rax
  add    $0x2,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <_hex@plt>
  add    %ebx,%eax
  mov    %eax,%edx
  mov    -0x18(%rbp),%rax
  mov    %dl,(%rax)
  addq   $0x2,-0x20(%rbp)
  jmp    L7
L19:
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%edx
  mov    -0x18(%rbp),%rax
  mov    %dl,(%rax)
L7:
  addq   $0x1,-0x18(%rbp)
  addq   $0x1,-0x20(%rbp)
L38:
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L47
  mov    -0x18(%rbp),%rax
  movb   $0x0,(%rax)
  nop
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

assistant: ```c
void StrDecode(char *to, char *from) {
  for (; *from != '\0'; ++to, ++from) {
    if (from[0] == '%' && isxdigit(from[1]) && isxdigit(from[2])) {
      *to = _hex(from[1]) * 16 + _hex(from[2]);
      from += 2;
    } else {
      *to = *from;
    }
  }
  *to = '\0';
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<StrDecode>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbp
  mov    %rsi,%rbx
  movzbl (%rsi),%eax
  test   %al,%al
  jne    L59
L58:
  movb   $0x0,0x0(%rbp)
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L13:
  movzbl (%rbx),%edx
  mov    %rbx,%rax
L37:
  mov    %dl,0x0(%rbp)
  add    $0x1,%rbp
  lea    0x1(%rax),%rbx
  movzbl 0x1(%rax),%eax
  test   %al,%al
  je     L58
L59:
  cmp    $0x25,%al
  jne    L13
  movsbl 0x1(%rbx),%edi
  call   <isxdigit@plt>
  test   %rax,%rax
  je     L13
  movsbl 0x2(%rbx),%edi
  call   <isxdigit@plt>
  test   %rax,%rax
  je     L13
  movsbl 0x1(%rbx),%edi
  call   <_hex@plt>
  mov    %eax,%r12d
  movsbl 0x2(%rbx),%edi
  call   <_hex@plt>
  shl    $0x4,%r12d
  lea    (%r12,%rax,1),%edx
  lea    0x2(%rbx),%rax
  jmp    L37
```

assistant: ```c
void StrDecode(char *to, char *from) {
  for (; *from != '\0'; ++to, ++from) {
    if (from[0] == '%' && isxdigit(from[1]) && isxdigit(from[2])) {
      *to = _hex(from[1]) * 16 + _hex(from[2]);
      from += 2;
    } else {
      *to = *from;
    }
  }
  *to = '\0';
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<StrDecode>:
  endbr64
  movzbl (%rsi),%eax
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  push   %rbx
  test   %al,%al
  je     L63
  mov    %rsi,%rbx
  jmp    L33
  nopw   0x0(%rax,%rax,1)
L48:
  movzbl (%rbx),%edx
  mov    %rbx,%rax
L49:
  mov    %dl,(%r12)
  lea    0x1(%rax),%rbx
  movzbl 0x1(%rax),%eax
  add    $0x1,%r12
  test   %al,%al
  je     L63
L33:
  cmp    $0x25,%al
  jne    L48
  movsbl 0x1(%rbx),%edi
  call   <isxdigit@plt>
  test   %rax,%rax
  je     L48
  movsbl 0x2(%rbx),%edi
  call   <isxdigit@plt>
  test   %rax,%rax
  je     L48
  movsbl 0x1(%rbx),%edi
  call   <_hex@plt>
  movsbl 0x2(%rbx),%edi
  mov    %eax,%ebp
  call   <_hex@plt>
  shl    $0x4,%ebp
  lea    0x0(%rbp,%rax,1),%edx
  lea    0x2(%rbx),%rax
  jmp    L49
  nopl   0x0(%rax,%rax,1)
L63:
  pop    %rbx
  pop    %rbp
  movb   $0x0,(%r12)
  pop    %r12
  ret
```

assistant: ```c
void StrDecode(char *to, char *from) {
  for (; *from != '\0'; ++to, ++from) {
    if (from[0] == '%' && isxdigit(from[1]) && isxdigit(from[2])) {
      *to = _hex(from[1]) * 16 + _hex(from[2]);
      from += 2;
    } else {
      *to = *from;
    }
  }
  *to = '\0';
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<StrDecode>:
  endbr64
  movzbl (%rsi),%eax
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  test   %al,%al
  je     L16
  mov    %rsi,%r12
  jmp    L42
  nopw   0x0(%rax,%rax,1)
L15:
  mov    %r12,%rdx
L8:
  mov    %al,0x0(%rbp)
  movzbl 0x1(%rdx),%eax
  add    $0x1,%rbp
  lea    0x1(%rdx),%r12
  test   %al,%al
  je     L16
L42:
  cmp    $0x25,%al
  jne    L15
  movsbl 0x1(%r12),%edi
  call   <isxdigit@plt>
  test   %rax,%rax
  jne    L68
L3:
  movzbl (%r12),%eax
  jmp    L15
  nopl   0x0(%rax)
L16:
  pop    %rbx
  movb   $0x0,0x0(%rbp)
  pop    %rbp
  pop    %r12
  ret
  nopl   0x0(%rax)
L68:
  movsbl 0x2(%r12),%edi
  call   <isxdigit@plt>
  test   %rax,%rax
  je     L3
  movsbl 0x1(%r12),%edi
  call   <_hex@plt>
  movsbl 0x2(%r12),%edi
  mov    %eax,%ebx
  call   <_hex@plt>
  shl    $0x4,%ebx
  lea    0x2(%r12),%rdx
  add    %ebx,%eax
  jmp    L8
```

assistant: ```c
void StrDecode(char *to, char *from) {
  for (; *from != '\0'; ++to, ++from) {
    if (from[0] == '%' && isxdigit(from[1]) && isxdigit(from[2])) {
      *to = _hex(from[1]) * 16 + _hex(from[2]);
      from += 2;
    } else {
      *to = *from;
    }
  }
  *to = '\0';
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<atoi>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  movl   $0x0,-0x8(%rbp)
  movl   $0x0,-0x4(%rbp)
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  cmp    $0x2b,%eax
  je     L32
  cmp    $0x2d,%eax
  jne    L36
  movl   $0x1,-0x8(%rbp)
L32:
  addq   $0x1,-0x18(%rbp)
  jmp    L36
L9:
  mov    -0x4(%rbp),%edx
  mov    %edx,%eax
  shl    $0x2,%eax
  add    %edx,%eax
  add    %eax,%eax
  mov    %eax,%ecx
  mov    -0x18(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x18(%rbp)
  movzbl (%rax),%eax
  movsbl %al,%eax
  sub    $0x30,%eax
  add    %ecx,%eax
  mov    %eax,-0x4(%rbp)
L36:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  jne    L9
  cmpl   $0x0,-0x8(%rbp)
  je     L42
  mov    -0x4(%rbp),%eax
  neg    %eax
  jmp    L48
L42:
  mov    -0x4(%rbp),%eax
L48:
  leave
  ret
```

assistant: ```c
int atoi(const char *str) {
  bool neg = false;
  int val = 0;
  switch (*str) {
  case '-':
    neg = true;
  case '+':
    str++;
  }
  while (isdigit(*str)) {
    val = (10 * val) + (*str++ - '0');
  }
  return (neg ? -val : val);
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<atoi>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  movzbl (%rdi),%eax
  cmp    $0x2b,%al
  je     L15
  mov    $0x0,%r12d
  cmp    $0x2d,%al
  jne    L25
  mov    $0x1,%r12d
L7:
  add    $0x1,%rbx
L25:
  mov    $0x0,%ebp
  jmp    L9
L15:
  mov    $0x0,%r12d
  jmp    L7
L4:
  lea    0x0(%rbp,%rbp,4),%edx
  add    $0x1,%rbx
  movsbl -0x1(%rbx),%eax
  lea    -0x30(%rax,%rdx,2),%ebp
L9:
  movsbl (%rbx),%edi
  call   <isdigit@plt>
  test   %rax,%rax
  jne    L4
  mov    %ebp,%eax
  neg    %eax
  test   %r12d,%r12d
  cmovne %eax,%ebp
  mov    %ebp,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
int atoi(const char *str) {
  bool neg = false;
  int val = 0;
  switch (*str) {
  case '-':
    neg = true;
  case '+':
    str++;
  }
  while (isdigit(*str)) {
    val = (10 * val) + (*str++ - '0');
  }
  return (neg ? -val : val);
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<atoi>:
  endbr64
  push   %r12
  push   %rbp
  xor    %ebp,%ebp
  push   %rbx
  mov    %rdi,%rbx
  movsbl (%rdi),%edi
  cmp    $0x2b,%dil
  je     L24
  cmp    $0x2d,%dil
  jne    L32
  mov    $0x1,%ebp
L24:
  movsbl 0x1(%rbx),%edi
  add    $0x1,%rbx
L32:
  xor    %r12d,%r12d
  jmp    L11
  xchg   %ax,%ax
L31:
  movsbl (%rbx),%eax
  lea    (%r12,%r12,4),%edx
  movsbl 0x1(%rbx),%edi
  add    $0x1,%rbx
  lea    -0x30(%rax,%rdx,2),%r12d
L11:
  call   <isdigit@plt>
  test   %rax,%rax
  jne    L31
  mov    %r12d,%eax
  pop    %rbx
  neg    %eax
  test   %ebp,%ebp
  pop    %rbp
  cmovne %eax,%r12d
  mov    %r12d,%eax
  pop    %r12
  ret
```

assistant: ```c
int atoi(const char *str) {
  bool neg = false;
  int val = 0;
  switch (*str) {
  case '-':
    neg = true;
  case '+':
    str++;
  }
  while (isdigit(*str)) {
    val = (10 * val) + (*str++ - '0');
  }
  return (neg ? -val : val);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<atoi>:
  endbr64
  push   %r12
  push   %rbp
  xor    %ebp,%ebp
  push   %rbx
  movzbl (%rdi),%eax
  mov    %rdi,%rbx
  cmp    $0x2b,%al
  je     L1
  cmp    $0x2d,%al
  jne    L39
  mov    $0x1,%ebp
L1:
  add    $0x1,%rbx
L39:
  xor    %r12d,%r12d
  jmp    L2
  cs nopw 0x0(%rax,%rax,1)
L14:
  movsbl (%rbx),%eax
  lea    (%r12,%r12,4),%edx
  add    $0x1,%rbx
  lea    -0x30(%rax,%rdx,2),%r12d
L2:
  movsbl (%rbx),%edi
  call   <isdigit@plt>
  test   %rax,%rax
  jne    L14
  mov    %r12d,%eax
  pop    %rbx
  neg    %eax
  test   %ebp,%ebp
  pop    %rbp
  cmovne %eax,%r12d
  mov    %r12d,%eax
  pop    %r12
  ret
```

assistant: ```c
int atoi(const char *str) {
  bool neg = false;
  int val = 0;
  switch (*str) {
  case '-':
    neg = true;
  case '+':
    str++;
  }
  while (isdigit(*str)) {
    val = (10 * val) + (*str++ - '0');
  }
  return (neg ? -val : val);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<backfunc>:
  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    -0x20(%rbp),%eax
  add    %edx,%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %edx,%eax
  sar    %eax
  mov    %eax,-0x4(%rbp)
  mov    -0x20(%rbp),%eax
  sub    -0x1c(%rbp),%eax
  cmp    $0x1,%eax
  jg     L29
  mov    -0x1c(%rbp),%eax
  cmp    -0x20(%rbp),%eax
  jne    L26
  mov    -0x1c(%rbp),%eax
  mov    %eax,%esi
  lea    D26(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  jmp    L31
L26:
  mov    -0x20(%rbp),%edx
  mov    -0x1c(%rbp),%eax
  mov    %eax,%esi
  lea    D10(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  jmp    L31
L29:
  mov    -0x4(%rbp),%eax
  mov    %eax,%esi
  lea    D26(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x4(%rbp),%eax
  lea    -0x1(%rax),%edx
  mov    -0x1c(%rbp),%ecx
  mov    -0x18(%rbp),%rax
  mov    %ecx,%esi
  mov    %rax,%rdi
  call   <backfunc>
  mov    -0x4(%rbp),%eax
  lea    0x1(%rax),%ecx
  mov    -0x20(%rbp),%edx
  mov    -0x18(%rbp),%rax
  mov    %ecx,%esi
  mov    %rax,%rdi
  call   <backfunc>
L31:
  leave
  ret
```

tool_calls: name: retrieve_data
arguments: label: D26
datatype: string
name: retrieve_data
arguments: label: D10
datatype: string

tool: D26: %d


tool: D10: %d,%d


assistant: ```c
void backfunc(int *buf, int a, int b) {
  int mid = (a + b) / 2;
  if (b - a < 2) {
    if (a == b)
      printf("%d\n", a);
    else
      printf("%d,%d\n", a, b);
    return;
  } else
    printf("%d\n", mid);
  backfunc(buf, a, mid - 1);
  backfunc(buf, mid + 1, b);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<backfunc>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %esi,%ebx
  mov    %edx,%ebp
  mov    %edx,%eax
  sub    %esi,%eax
  cmp    $0x1,%eax
  jle    L25
  mov    %rdi,%r13
  lea    (%rsi,%rdx,1),%eax
  mov    %eax,%r12d
  shr    $0x1f,%r12d
  add    %eax,%r12d
  sar    %r12d
  mov    %r12d,%esi
  lea    D29(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    -0x1(%r12),%edx
  mov    %ebx,%esi
  mov    %r13,%rdi
  call   <backfunc>
  lea    0x1(%r12),%esi
  mov    %ebp,%edx
  mov    %r13,%rdi
  call   <backfunc>
L16:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L25:
  cmp    %edx,%esi
  je     L15
  lea    D28(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  jmp    L16
L15:
  lea    D29(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  jmp    L16
```

tool_calls: name: disassemble_data
arguments: label: D29
type: string
name: disassemble_data
arguments: label: D28
type: string

tool: D29: %d


tool: D28: %d,%d


assistant: ```c
void backfunc(int *buf, int a, int b) {
  int mid = (a + b) / 2;
  if (b - a < 2) {
    if (a == b)
      printf("%d\n", a);
    else
      printf("%d,%d\n", a, b);
    return;
  } else
    printf("%d\n", mid);
  backfunc(buf, a, mid - 1);
  backfunc(buf, mid + 1, b);
}
```