ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 这段汇编代码用C语言表示是什么样的?

```asm
<tour_cost>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x10,%rsp
  cmp    $0x1,%edx
  jle    L26
  mov    %rdi,%rbp
  mov    %rsi,%rbx
  lea    -0x2(%rdx),%eax
  lea    0x4(%rsi,%rax,4),%r12
  pxor   %xmm2,%xmm2
  movss  %xmm2,0xc(%rsp)
L13:
  mov    (%rbx),%eax
  sub    $0x1,%eax
  cltq
  mov    0x0(%rbp,%rax,8),%rdx
  mov    0x4(%rbx),%eax
  sub    $0x1,%eax
  cltq
  mov    0x0(%rbp,%rax,8),%rax
  mov    0x4(%rax),%edi
  sub    0x4(%rdx),%edi
  mov    0x8(%rax),%eax
  sub    0x8(%rdx),%eax
  imul   %edi,%edi
  imul   %eax,%eax
  add    %eax,%edi
  call   <sqrt@plt>
  pxor   %xmm0,%xmm0
  cvtsi2ss %eax,%xmm0
  addss  0xc(%rsp),%xmm0
  movss  %xmm0,0xc(%rsp)
  add    $0x4,%rbx
  cmp    %r12,%rbx
  jne    L13
L7:
  movss  0xc(%rsp),%xmm0
  add    $0x10,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L26:
  pxor   %xmm3,%xmm3
  movss  %xmm3,0xc(%rsp)
  jmp    L7
```

assistant: ```c
float tour_cost(int **instance, int *tour, int tour_size) {
  int i;
  float cost = 0;
  int city_a, a_x, a_y, city_b, b_x, b_y, partial_cost;
  for (i = 0; i < tour_size - 1; i++) {
    city_a = tour[i] - 1;
    city_b = tour[i + 1] - 1;
    a_x = instance[city_a][1];
    a_y = instance[city_a][2];
    b_x = instance[city_b][1];
    b_y = instance[city_b][2];
    partial_cost = sqrt((b_x - a_x) * (b_x - a_x) + (b_y - a_y) * (b_y - a_y));
    cost += partial_cost;
  };
  return cost;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<tour_cost>:
  endbr64
  cmp    $0x1,%edx
  jle    L15
  push   %r12
  lea    -0x2(%rdx),%eax
  mov    %rsi,%r12
  pxor   %xmm0,%xmm0
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  lea    0x4(%rsi,%rax,4),%rbx
  sub    $0x10,%rsp
  nopw   0x0(%rax,%rax,1)
L17:
  mov    (%r12),%eax
  movss  %xmm0,0xc(%rsp)
  add    $0x4,%r12
  sub    $0x1,%eax
  cltq
  mov    0x0(%rbp,%rax,8),%rdx
  mov    (%r12),%eax
  sub    $0x1,%eax
  cltq
  mov    0x0(%rbp,%rax,8),%rax
  mov    0x4(%rax),%edi
  mov    0x8(%rax),%eax
  sub    0x4(%rdx),%edi
  sub    0x8(%rdx),%eax
  imul   %eax,%eax
  imul   %edi,%edi
  add    %eax,%edi
  call   <sqrt@plt>
  pxor   %xmm1,%xmm1
  movss  0xc(%rsp),%xmm0
  cvtsi2ss %eax,%xmm1
  addss  %xmm1,%xmm0
  cmp    %r12,%rbx
  jne    L17
  add    $0x10,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nop
L15:
  pxor   %xmm0,%xmm0
  ret
```

assistant: ```c
float tour_cost(int **instance, int *tour, int tour_size) {
  int i;
  float cost = 0;
  int city_a, a_x, a_y, city_b, b_x, b_y, partial_cost;
  for (i = 0; i < tour_size - 1; i++) {
    city_a = tour[i] - 1;
    city_b = tour[i + 1] - 1;
    a_x = instance[city_a][1];
    a_y = instance[city_a][2];
    b_x = instance[city_b][1];
    b_y = instance[city_b][2];
    partial_cost = sqrt((b_x - a_x) * (b_x - a_x) + (b_y - a_y) * (b_y - a_y));
    cost += partial_cost;
  };
  return cost;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<tour_cost>:
  endbr64
  cmp    $0x1,%edx
  jle    L12
  push   %r12
  lea    -0x2(%rdx),%eax
  mov    %rsi,%r12
  pxor   %xmm0,%xmm0
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  lea    0x4(%rsi,%rax,4),%rbx
  sub    $0x10,%rsp
  nopw   0x0(%rax,%rax,1)
L14:
  mov    (%r12),%eax
  movss  %xmm0,0xc(%rsp)
  add    $0x4,%r12
  sub    $0x1,%eax
  cltq
  mov    0x0(%rbp,%rax,8),%rdx
  mov    (%r12),%eax
  sub    $0x1,%eax
  cltq
  mov    0x0(%rbp,%rax,8),%rax
  mov    0x4(%rax),%edi
  mov    0x8(%rax),%eax
  sub    0x4(%rdx),%edi
  sub    0x8(%rdx),%eax
  imul   %eax,%eax
  imul   %edi,%edi
  add    %eax,%edi
  call   <sqrt@plt>
  pxor   %xmm1,%xmm1
  movss  0xc(%rsp),%xmm0
  cvtsi2ss %eax,%xmm1
  addss  %xmm1,%xmm0
  cmp    %r12,%rbx
  jne    L14
  add    $0x10,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nop
L12:
  pxor   %xmm0,%xmm0
  ret
```

assistant: ```c
float tour_cost(int **instance, int *tour, int tour_size) {
  int i;
  float cost = 0;
  int city_a, a_x, a_y, city_b, b_x, b_y, partial_cost;
  for (i = 0; i < tour_size - 1; i++) {
    city_a = tour[i] - 1;
    city_b = tour[i + 1] - 1;
    a_x = instance[city_a][1];
    a_y = instance[city_a][2];
    b_x = instance[city_b][1];
    b_y = instance[city_b][2];
    partial_cost = sqrt((b_x - a_x) * (b_x - a_x) + (b_y - a_y) * (b_y - a_y));
    cost += partial_cost;
  };
  return cost;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    $0x2,%edx
  mov    $0x4,%esi
  mov    $0x8,%edi
  call   <getbits@plt>
  mov    %eax,%esi
  lea    D4(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  pop    %rbp
  ret
```

tool_calls: name: unpack_data
arguments: data_tag: D4
type: string

tool: D4: input: 8,4,2 -> output: %d


assistant: ```c
int main(void) {
  printf("input: 8,4,2 -> output: %d\n", getbits(8, 4, 2));
  return 0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x2,%edx
  mov    $0x4,%esi
  mov    $0x8,%edi
  call   <getbits@plt>
  mov    %eax,%esi
  lea    D1(%rip),%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: parse_data
arguments: data_tag: D1
type_guessed: string

tool: D1: input: 8,4,2 -> output: %d


assistant: ```c
int main(void) {
  printf("input: 8,4,2 -> output: %d\n", getbits(8, 4, 2));
  return 0;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x2,%edx
  mov    $0x4,%esi
  mov    $0x8,%edi
  call   <getbits@plt>
  lea    D2(%rip),%rdi
  mov    %eax,%esi
  call   <printf@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D2
data_type: string

tool: D2: input: 8,4,2 -> output: %d


assistant: ```c
int main(void) {
  printf("input: 8,4,2 -> output: %d\n", getbits(8, 4, 2));
  return 0;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x2,%edx
  mov    $0x4,%esi
  mov    $0x8,%edi
  call   <getbits@plt>
  lea    D5(%rip),%rdi
  mov    %eax,%esi
  call   <printf@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: extract_symbolic_data
arguments: tag: D5
data_type: string

tool: D5: input: 8,4,2 -> output: %d


assistant: ```c
int main(void) {
  printf("input: 8,4,2 -> output: %d\n", getbits(8, 4, 2));
  return 0;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movl   $0x0,-0xc(%rbp)
  lea    -0xc(%rbp),%rax
  mov    %rax,%rsi
  lea    D15(%rip),%rax
  mov    %rax,%rdi
  call   <scanf@plt>
  mov    -0xc(%rbp),%eax
  mov    %eax,%edi
  call   <findTrailingZeros@plt>
  mov    %eax,%esi
  lea    D15(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L8
  call   <__stack_chk_fail@plt>
L8:
  leave
  ret
```

tool_calls: name: extract_symbolic_data
arguments: label: D15
type_guessed: string

tool: D15: %d

assistant: ```c
int main() {
  int n = 0;
  scanf("%d", &n);
  printf("%d", findTrailingZeros(n));
  return 0;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<main>:
  endbr64
  push   %rbx
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  movl   $0x0,0x4(%rsp)
  lea    0x4(%rsp),%rsi
  lea    D8(%rip),%rbx
  mov    %rbx,%rdi
  call   <scanf@plt>
  mov    0x4(%rsp),%edi
  call   <findTrailingZeros@plt>
  mov    %eax,%esi
  mov    %rbx,%rdi
  call   <printf@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L8
  mov    $0x0,%eax
  add    $0x10,%rsp
  pop    %rbx
  ret
L8:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: label: D8
datatype: string

tool: D8: %d

assistant: ```c
int main() {
  int n = 0;
  scanf("%d", &n);
  printf("%d", findTrailingZeros(n));
  return 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
<main>:
  endbr64
  push   %rbp
  lea    D2(%rip),%rbp
  mov    %rbp,%rdi
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rsi
  movl   $0x0,0x4(%rsp)
  call   <scanf@plt>
  mov    0x4(%rsp),%edi
  call   <findTrailingZeros@plt>
  mov    %rbp,%rdi
  mov    %eax,%esi
  call   <printf@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L6
  add    $0x10,%rsp
  xor    %eax,%eax
  pop    %rbp
  ret
L6:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: label: D2
data_type: string

tool: D2: %d

assistant: ```c
int main() {
  int n = 0;
  scanf("%d", &n);
  printf("%d", findTrailingZeros(n));
  return 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
<main>:
  endbr64
  push   %rbp
  lea    D5(%rip),%rbp
  mov    %rbp,%rdi
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rsi
  movl   $0x0,0x4(%rsp)
  call   <scanf@plt>
  mov    0x4(%rsp),%edi
  call   <findTrailingZeros@plt>
  mov    %rbp,%rdi
  mov    %eax,%esi
  call   <printf@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L9
  add    $0x10,%rsp
  xor    %eax,%eax
  pop    %rbp
  ret
L9:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: data_label: D5
type: string

tool: D5: %d

assistant: ```c
int main() {
  int n = 0;
  scanf("%d", &n);
  printf("%d", findTrailingZeros(n));
  return 0;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<strrchr>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  jmp    L35
L40:
  addq   $0x4,-0x10(%rbp)
L35:
  mov    -0x10(%rbp),%rax
  mov    (%rax),%eax
  test   %eax,%eax
  jne    L40
  subq   $0x4,-0x10(%rbp)
  jmp    L8
L3:
  mov    -0x10(%rbp),%rax
  mov    (%rax),%eax
  cmp    %eax,-0x1c(%rbp)
  jne    L55
  mov    -0x10(%rbp),%rax
  jmp    L29
L55:
  subq   $0x4,-0x10(%rbp)
L8:
  mov    -0x10(%rbp),%rax
  cmp    -0x8(%rbp),%rax
  jae    L3
  mov    $0x0,%eax
L29:
  pop    %rbp
  ret
```

assistant: ```c
char *strrchr(const char *src, int character) {
  const uint8_t *src_bytes = ((const uint8_t *)src);
  const uint8_t *start = src_bytes;
  while (*src_bytes)
    src_bytes++;
  for (src_bytes--; src_bytes >= start; src_bytes--) {
    if (*src_bytes == character)
      return ((char *)src_bytes);
  }
  return NULL;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<strrchr>:
  endbr64
  cmpl   $0x0,(%rdi)
  je     L40
  mov    %rdi,%rax
L32:
  add    $0x4,%rax
  cmpl   $0x0,(%rax)
  jne    L32
L28:
  sub    $0x4,%rax
  cmp    %rax,%rdi
  ja     L6
L44:
  cmp    %esi,(%rax)
  je     L8
  sub    $0x4,%rax
  cmp    %rax,%rdi
  jbe    L44
  mov    $0x0,%eax
  ret
L40:
  mov    %rdi,%rax
  jmp    L28
L6:
  mov    $0x0,%eax
L8:
  ret
```

assistant: ```c
char *strrchr(const char *src, int character) {
  const uint8_t *src_bytes = ((const uint8_t *)src);
  const uint8_t *start = src_bytes;
  while (*src_bytes)
    src_bytes++;
  for (src_bytes--; src_bytes >= start; src_bytes--) {
    if (*src_bytes == character)
      return ((char *)src_bytes);
  }
  return NULL;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<strrchr>:
  endbr64
  mov    (%rdi),%r8d
  test   %r8d,%r8d
  je     L57
  mov    %rdi,%rdx
  nop
L30:
  mov    %rdx,%rax
  mov    0x4(%rdx),%ecx
  add    $0x4,%rdx
  test   %ecx,%ecx
  jne    L30
  cmp    %rax,%rdi
  ja     L1
  nopl   0x0(%rax,%rax,1)
L58:
  cmp    %esi,(%rax)
  je     L6
  sub    $0x4,%rax
L35:
  cmp    %rax,%rdi
  jbe    L58
L1:
  xor    %eax,%eax
L6:
  ret
  nopl   0x0(%rax,%rax,1)
L57:
  lea    -0x4(%rdi),%rax
  jmp    L35
```

assistant: ```c
char *strrchr(const char *src, int character) {
  const uint8_t *src_bytes = ((const uint8_t *)src);
  const uint8_t *start = src_bytes;
  while (*src_bytes)
    src_bytes++;
  for (src_bytes--; src_bytes >= start; src_bytes--) {
    if (*src_bytes == character)
      return ((char *)src_bytes);
  }
  return NULL;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<strrchr>:
  endbr64
  mov    (%rdi),%r8d
  test   %r8d,%r8d
  je     L66
  mov    %rdi,%rdx
  nop
L4:
  mov    %rdx,%rax
  mov    0x4(%rdx),%ecx
  add    $0x4,%rdx
  test   %ecx,%ecx
  jne    L4
L56:
  cmp    %rdi,%rax
  jae    L45
  jmp    L64
  nopl   (%rax)
L50:
  sub    $0x4,%rax
  cmp    %rax,%rdi
  ja     L64
L45:
  cmp    %esi,(%rax)
  jne    L50
  ret
  cs nopw 0x0(%rax,%rax,1)
L64:
  xor    %eax,%eax
  ret
  nopl   0x0(%rax,%rax,1)
L66:
  lea    -0x4(%rdi),%rax
  jmp    L56
```

assistant: ```c
char *strrchr(const char *src, int character) {
  const uint8_t *src_bytes = ((const uint8_t *)src);
  const uint8_t *start = src_bytes;
  while (*src_bytes)
    src_bytes++;
  for (src_bytes--; src_bytes >= start; src_bytes--) {
    if (*src_bytes == character)
      return ((char *)src_bytes);
  }
  return NULL;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<expand>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,%rax
  mov    %rsi,%rdx
  jmp    L166
L119:
  movzbl (%rax),%ecx
  cmp    $0x5c,%cl
  jne    L55
  add    $0x1,%rax
  movl   $0x0,-0x4(%rbp)
  mov    -0x4(%rbp),%ecx
  mov    %ecx,-0x8(%rbp)
  movzbl (%rax),%ecx
  cmp    $0x2f,%cl
  jle    L38
  movzbl (%rax),%ecx
  cmp    $0x37,%cl
  jg     L38
L104:
  mov    -0x4(%rbp),%ecx
  lea    0x0(,%rcx,8),%esi
  mov    %rax,%rcx
  lea    0x1(%rcx),%rax
  movzbl (%rcx),%ecx
  movsbl %cl,%ecx
  add    %esi,%ecx
  sub    $0x30,%ecx
  mov    %ecx,-0x4(%rbp)
  addl   $0x1,-0x8(%rbp)
  cmpl   $0x3,-0x8(%rbp)
  jg     L43
  movzbl (%rax),%ecx
  cmp    $0x2f,%cl
  jle    L43
  movzbl (%rax),%ecx
  cmp    $0x37,%cl
  jle    L104
L43:
  mov    %rdx,%rcx
  lea    0x1(%rcx),%rdx
  mov    -0x4(%rbp),%esi
  mov    %sil,(%rcx)
  jmp    L166
L38:
  movzbl (%rax),%ecx
  test   %cl,%cl
  je     L166
  mov    %rax,%rcx
  lea    0x1(%rcx),%rax
  movzbl (%rcx),%esi
  mov    %rdx,%rcx
  lea    0x1(%rcx),%rdx
  mov    %sil,(%rcx)
  jmp    L166
L55:
  movzbl (%rax),%ecx
  cmp    $0x5b,%cl
  jne    L140
  add    $0x1,%rax
  mov    %rax,%rcx
  lea    0x1(%rcx),%rax
  movzbl (%rcx),%ecx
  movsbl %cl,%ecx
  mov    %ecx,-0x8(%rbp)
  mov    %rax,%rcx
  lea    0x1(%rcx),%rax
  movzbl (%rcx),%ecx
  cmp    $0x2d,%cl
  je     L94
  mov    %rdx,%rcx
  lea    0x1(%rcx),%rdx
  movb   $0x5b,(%rcx)
  sub    $0x2,%rax
  jmp    L166
L94:
  mov    %rax,%rcx
  lea    0x1(%rcx),%rax
  movzbl (%rcx),%ecx
  movsbl %cl,%ecx
  mov    %ecx,-0x4(%rbp)
  jmp    L10
L126:
  mov    -0x8(%rbp),%esi
  lea    0x1(%rsi),%ecx
  mov    %ecx,-0x8(%rbp)
  mov    %rdx,%rcx
  lea    0x1(%rcx),%rdx
  mov    %sil,(%rcx)
L10:
  mov    -0x8(%rbp),%ecx
  cmp    -0x4(%rbp),%ecx
  jle    L126
  add    $0x1,%rax
  jmp    L166
L140:
  mov    %rax,%rcx
  lea    0x1(%rcx),%rax
  movzbl (%rcx),%esi
  mov    %rdx,%rcx
  lea    0x1(%rcx),%rdx
  mov    %sil,(%rcx)
L166:
  movzbl (%rax),%ecx
  test   %cl,%cl
  jne    L119
  nop
  pop    %rbp
  ret
```

assistant: ```c
expand(arg, buffer) register char *arg;
register unsigned char *buffer;
{
  int i, ac;
  while (*arg) {
    if (*arg == '\\') {
      arg++;
      i = ac = 0;
      if (*arg >= '0' && *arg <= '7') {
        do {
          ac = (ac << 3) + *arg++ - '0';
          i++;
        } while (i < 4 && *arg >= '0' && *arg <= '7');
        *buffer++ = ac;
      } else if (*arg != '\0')
        *buffer++ = *arg++;
    } else if (*arg == '[') {
      arg++;
      i = *arg++;
      if (*arg++ != '-') {
        *buffer++ = '[';
        arg -= 2;
        continue;
      }
      ac = *arg++;
      while (i <= ac)
        *buffer++ = i++;
      arg++;
    } else
      *buffer++ = *arg++;
  }
}
```
user: What is the c source code of the assembly code below?

```asm
<expand>:
  endbr64
  mov    %rdi,%rax
  mov    %rsi,%rcx
  movzbl (%rdi),%edx
  test   %dl,%dl
  jne    L23
L137:
  mov    $0x0,%eax
  ret
L141:
  movzbl 0x1(%rax),%edx
  lea    -0x30(%rdx),%esi
  cmp    $0x7,%sil
  jbe    L34
  test   %dl,%dl
  jne    L25
  add    $0x1,%rax
  jmp    L6
L37:
  mov    %rsi,%rax
  jmp    L57
L25:
  add    $0x2,%rax
  mov    %dl,(%rcx)
  lea    0x1(%rcx),%rcx
  jmp    L6
L47:
  movzbl 0x1(%rax),%edi
  cmpb   $0x2d,0x2(%rax)
  je     L79
  add    $0x1,%rax
  movb   $0x5b,(%rcx)
  lea    0x1(%rcx),%rcx
L6:
  movzbl (%rax),%edx
  test   %dl,%dl
  je     L137
L23:
  cmp    $0x5c,%dl
  je     L141
  cmp    $0x5b,%dl
  je     L47
  add    $0x1,%rax
  mov    %dl,(%rcx)
  lea    0x1(%rcx),%rcx
  jmp    L6
L79:
  movzbl 0x3(%rax),%edx
  cmp    %dl,%dil
  jg     L44
  movsbl %dl,%edx
  movsbl %dil,%esi
  sub    %esi,%edx
  lea    0x1(%rcx,%rdx,1),%r8
  mov    %rcx,%rdx
L49:
  add    $0x1,%rdx
  lea    -0x1(%rdi,%rdx,1),%esi
  sub    %ecx,%esi
  mov    %sil,-0x1(%rdx)
  cmp    %r8,%rdx
  jne    L49
L76:
  add    $0x5,%rax
  mov    %r8,%rcx
  jmp    L6
L44:
  mov    %rcx,%r8
  jmp    L76
L34:
  lea    0x2(%rax),%rsi
  movsbl %dl,%edx
  sub    $0x30,%edx
  add    $0x5,%rax
L158:
  movzbl (%rsi),%edi
  sub    $0x30,%edi
  cmp    $0x7,%dil
  ja     L37
  add    $0x1,%rsi
  movsbl -0x1(%rsi),%edi
  lea    -0x30(%rdi,%rdx,8),%edx
  cmp    %rax,%rsi
  jne    L158
L57:
  mov    %dl,(%rcx)
  lea    0x1(%rcx),%rcx
  jmp    L6
```

assistant: ```c
expand(arg, buffer) register char *arg;
register unsigned char *buffer;
{
  int i, ac;
  while (*arg) {
    if (*arg == '\\') {
      arg++;
      i = ac = 0;
      if (*arg >= '0' && *arg <= '7') {
        do {
          ac = (ac << 3) + *arg++ - '0';
          i++;
        } while (i < 4 && *arg >= '0' && *arg <= '7');
        *buffer++ = ac;
      } else if (*arg != '\0')
        *buffer++ = *arg++;
    } else if (*arg == '[') {
      arg++;
      i = *arg++;
      if (*arg++ != '-') {
        *buffer++ = '[';
        arg -= 2;
        continue;
      }
      ac = *arg++;
      while (i <= ac)
        *buffer++ = i++;
      arg++;
    } else
      *buffer++ = *arg++;
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<expand>:
  endbr64
  movzbl (%rdi),%edx
  mov    %rdi,%rax
  mov    %rsi,%rcx
L49:
  test   %dl,%dl
  je     L94
L64:
  lea    0x1(%rax),%rsi
  cmp    $0x5c,%dl
  je     L93
  cmp    $0x5b,%dl
  je     L14
  mov    %dl,(%rcx)
  movzbl 0x1(%rax),%edx
  add    $0x1,%rcx
  mov    %rsi,%rax
  test   %dl,%dl
  jne    L64
L94:
  xor    %eax,%eax
  ret
  nopl   0x0(%rax,%rax,1)
L93:
  movzbl 0x1(%rax),%esi
  lea    -0x30(%rsi),%edx
  cmp    $0x7,%dl
  jbe    L139
  test   %sil,%sil
  je     L94
  mov    %sil,(%rcx)
  add    $0x2,%rax
  movzbl (%rax),%edx
  add    $0x1,%rcx
  jmp    L49
  nopl   0x0(%rax)
L14:
  cmpb   $0x2d,0x2(%rax)
  movzbl 0x1(%rax),%edi
  je     L162
  movb   $0x5b,(%rcx)
  add    $0x1,%rcx
  movzbl 0x1(%rax),%edx
  mov    %rsi,%rax
  jmp    L49
  nopw   0x0(%rax,%rax,1)
L139:
  lea    0x2(%rax),%rdi
  movsbl %dl,%edx
  add    $0x5,%rax
L27:
  movsbl (%rdi),%esi
  lea    -0x30(%rsi),%r8d
  cmp    $0x7,%r8b
  ja     L150
  add    $0x1,%rdi
  lea    -0x30(%rsi,%rdx,8),%edx
  cmp    %rax,%rdi
  jne    L27
  mov    %dl,(%rcx)
  add    $0x1,%rcx
  movzbl (%rax),%edx
  jmp    L49
  nopl   0x0(%rax,%rax,1)
L162:
  movsbl 0x3(%rax),%edx
  cmp    %dl,%dil
  jg     L152
  movsbl %dil,%esi
  sub    %esi,%edx
  lea    0x1(%rcx,%rdx,1),%r8
  mov    %rcx,%rdx
  nop
L0:
  add    $0x1,%rdx
  lea    -0x1(%rdi,%rdx,1),%esi
  sub    %ecx,%esi
  mov    %sil,-0x1(%rdx)
  cmp    %r8,%rdx
  jne    L0
L35:
  movzbl 0x5(%rax),%edx
  mov    %r8,%rcx
  add    $0x5,%rax
  jmp    L49
L152:
  mov    %rcx,%r8
  jmp    L35
  nopl   0x0(%rax,%rax,1)
L150:
  mov    %rdi,%rax
  mov    %dl,(%rcx)
  add    $0x1,%rcx
  movzbl (%rax),%edx
  jmp    L49
```

assistant: ```c
expand(arg, buffer) register char *arg;
register unsigned char *buffer;
{
  int i, ac;
  while (*arg) {
    if (*arg == '\\') {
      arg++;
      i = ac = 0;
      if (*arg >= '0' && *arg <= '7') {
        do {
          ac = (ac << 3) + *arg++ - '0';
          i++;
        } while (i < 4 && *arg >= '0' && *arg <= '7');
        *buffer++ = ac;
      } else if (*arg != '\0')
        *buffer++ = *arg++;
    } else if (*arg == '[') {
      arg++;
      i = *arg++;
      if (*arg++ != '-') {
        *buffer++ = '[';
        arg -= 2;
        continue;
      }
      ac = *arg++;
      while (i <= ac)
        *buffer++ = i++;
      arg++;
    } else
      *buffer++ = *arg++;
  }
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<insertion_sort>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  movl   $0x1,-0xc(%rbp)
  jmp    L30
L13:
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  mov    %eax,-0x4(%rbp)
  mov    -0xc(%rbp),%eax
  sub    $0x1,%eax
  mov    %eax,-0x8(%rbp)
  jmp    L17
L28:
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    -0x8(%rbp),%edx
  movslq %edx,%rdx
  add    $0x1,%rdx
  lea    0x0(,%rdx,4),%rcx
  mov    -0x18(%rbp),%rdx
  add    %rcx,%rdx
  mov    (%rax),%eax
  mov    %eax,(%rdx)
  subl   $0x1,-0x8(%rbp)
L17:
  cmpl   $0x0,-0x8(%rbp)
  js     L9
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  cmp    %eax,-0x4(%rbp)
  jl     L28
L9:
  mov    -0x8(%rbp),%eax
  cltq
  add    $0x1,%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rax,%rdx
  mov    -0x4(%rbp),%eax
  mov    %eax,(%rdx)
  addl   $0x1,-0xc(%rbp)
L30:
  mov    -0xc(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jl     L13
  nop
  nop
  pop    %rbp
  ret
```

assistant: ```c
void insertion_sort(int a[], int num) {
  int j, i, key;
  for (j = 1; j < num; j++) {
    key = a[j];
    i = j - 1;
    while (i >= 0 && a[i] > key) {
      a[i + 1] = a[i];
      i = i - 1;
    }
    a[i + 1] = key;
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<insertion_sort>:
  endbr64
  cmp    $0x1,%esi
  jle    L31
  mov    %rdi,%r9
  lea    -0x1(%rsi),%r10d
  mov    $0x0,%r8d
  jmp    L26
L46:
  movslq %edx,%rdx
  mov    %esi,0x4(%rdi,%rdx,4)
  add    $0x1,%r8
  add    $0x4,%r9
  cmp    %r10,%r8
  je     L31
L26:
  mov    0x4(%r9),%esi
  mov    %r8d,%edx
  mov    %r9,%rax
  test   %r8d,%r8d
  js     L46
L57:
  mov    (%rax),%ecx
  cmp    %esi,%ecx
  jle    L46
  mov    %ecx,0x4(%rax)
  sub    $0x1,%edx
  sub    $0x4,%rax
  cmp    $0xffffffff,%edx
  jne    L57
  jmp    L46
L31:
  ret
```

assistant: ```c
void insertion_sort(int a[], int num) {
  int j, i, key;
  for (j = 1; j < num; j++) {
    key = a[j];
    i = j - 1;
    while (i >= 0 && a[i] > key) {
      a[i + 1] = a[i];
      i = i - 1;
    }
    a[i + 1] = key;
  }
}
```
user: What is the c source code of the assembly code below:

```asm
<insertion_sort>:
  endbr64
  lea    -0x1(%rsi),%r9d
  xor    %r8d,%r8d
  cmp    $0x1,%esi
  jle    L29
L49:
  mov    0x4(%rdi,%r8,4),%esi
  mov    %r8,%rax
  nopl   0x0(%rax,%rax,1)
L36:
  mov    (%rdi,%rax,4),%edx
  mov    %eax,%ecx
  cmp    %esi,%edx
  jle    L38
  mov    %edx,0x4(%rdi,%rax,4)
  sub    $0x1,%rax
  cmp    $0xffffffff,%eax
  jne    L36
  mov    %rdi,%rax
L24:
  add    $0x1,%r8
  mov    %esi,(%rax)
  cmp    %r8,%r9
  jne    L49
L29:
  ret
  nopl   (%rax)
L38:
  add    $0x1,%ecx
  movslq %ecx,%rcx
  lea    (%rdi,%rcx,4),%rax
  jmp    L24
```

assistant: ```c
void insertion_sort(int a[], int num) {
  int j, i, key;
  for (j = 1; j < num; j++) {
    key = a[j];
    i = j - 1;
    while (i >= 0 && a[i] > key) {
      a[i + 1] = a[i];
      i = i - 1;
    }
    a[i + 1] = key;
  }
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<insertion_sort>:
  endbr64
  lea    -0x1(%rsi),%r9d
  xor    %r8d,%r8d
  cmp    $0x1,%esi
  jle    L3
L37:
  mov    0x4(%rdi,%r8,4),%esi
  mov    %r8,%rax
  nopl   0x0(%rax,%rax,1)
L26:
  mov    (%rdi,%rax,4),%edx
  mov    %eax,%ecx
  cmp    %esi,%edx
  jle    L47
  mov    %edx,0x4(%rdi,%rax,4)
  sub    $0x1,%rax
  cmp    $0xffffffff,%eax
  jne    L26
  mov    %rdi,%rax
L31:
  add    $0x1,%r8
  mov    %esi,(%rax)
  cmp    %r8,%r9
  jne    L37
L3:
  ret
  nopl   (%rax)
L47:
  add    $0x1,%ecx
  movslq %ecx,%rcx
  lea    (%rdi,%rcx,4),%rax
  jmp    L31
```

assistant: ```c
void insertion_sort(int a[], int num) {
  int j, i, key;
  for (j = 1; j < num; j++) {
    key = a[j];
    i = j - 1;
    while (i >= 0 && a[i] > key) {
      a[i + 1] = a[i];
      i = i - 1;
    }
    a[i + 1] = key;
  }
}
```