ylfeng/ReF-Decompile-dataset huggingface dataset:
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<ldl_valid_matrix>:
  endbr64
  test   %rsi,%rsi
  mov    %edi,%r8d
  sete   %al
  test   %rdx,%rdx
  sete   %cl
  or     %cl,%al
  jne    L14
  test   %edi,%edi
  js     L14
  mov    (%rsi),%r10d
  test   %r10d,%r10d
  jne    L14
  test   %edi,%edi
  je     L86
  lea    -0x1(%rdi),%ecx
  lea    0x4(%rsi),%rax
  xor    %edi,%edi
  lea    (%rax,%rcx,4),%r9
  jmp    L20
  cs nopw 0x0(%rax,%rax,1)
L3:
  add    $0x4,%rax
  mov    %ecx,%edi
L20:
  mov    (%rax),%ecx
  cmp    %edi,%ecx
  jl     L101
  cmp    %r9,%rax
  jne    L3
L86:
  movslq %r8d,%rax
  mov    (%rsi,%rax,4),%eax
  test   %eax,%eax
  jle    L87
  sub    $0x1,%eax
  lea    0x4(%rdx,%rax,4),%rcx
  nopl   0x0(%rax,%rax,1)
L109:
  mov    (%rdx),%eax
  test   %eax,%eax
  js     L101
  cmp    %r8d,%eax
  jge    L101
  add    $0x4,%rdx
  cmp    %rcx,%rdx
  jne    L109
L87:
  mov    $0x1,%r10d
  jmp    L101
  nopl   0x0(%rax)
L14:
  xor    %r10d,%r10d
L101:
  mov    %r10d,%eax
  ret
```

assistant: ```c
int ldl_valid_matrix(int n, int Ap[], int Ai[]) {
  int j, p;
  if (n < 0 || !Ap || !Ai || Ap[0] != 0) {
    return (0);
  }
  for (j = 0; j < n; j++) {
    if (Ap[j] > Ap[j + 1]) {
      return (0);
    }
  }
  for (p = 0; p < Ap[n]; p++) {
    if (Ai[p] < 0 || Ai[p] >= n) {
      return (0);
    }
  }
  return (1);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<ldl_valid_matrix>:
  endbr64
  test   %rsi,%rsi
  mov    %edi,%r8d
  sete   %al
  test   %rdx,%rdx
  sete   %cl
  or     %cl,%al
  jne    L25
  test   %edi,%edi
  js     L25
  mov    (%rsi),%r10d
  test   %r10d,%r10d
  jne    L25
  test   %edi,%edi
  je     L22
  lea    -0x1(%rdi),%ecx
  lea    0x4(%rsi),%rax
  lea    0x8(%rsi,%rcx,4),%r9
  xor    %ecx,%ecx
  nopl   (%rax)
L71:
  mov    %ecx,%edi
  mov    (%rax),%ecx
  cmp    %edi,%ecx
  jl     L50
  add    $0x4,%rax
  cmp    %r9,%rax
  jne    L71
L22:
  movslq %r8d,%rax
  mov    (%rsi,%rax,4),%eax
  test   %eax,%eax
  jle    L42
  sub    $0x1,%eax
  lea    0x4(%rdx,%rax,4),%rcx
  nopl   0x0(%rax,%rax,1)
L69:
  mov    (%rdx),%eax
  test   %eax,%eax
  js     L50
  cmp    %r8d,%eax
  jge    L50
  add    $0x4,%rdx
  cmp    %rdx,%rcx
  jne    L69
L42:
  mov    $0x1,%r10d
  jmp    L50
  nopl   0x0(%rax)
L25:
  xor    %r10d,%r10d
L50:
  mov    %r10d,%eax
  ret
```

assistant: ```c
int ldl_valid_matrix(int n, int Ap[], int Ai[]) {
  int j, p;
  if (n < 0 || !Ap || !Ai || Ap[0] != 0) {
    return (0);
  }
  for (j = 0; j < n; j++) {
    if (Ap[j] > Ap[j + 1]) {
      return (0);
    }
  }
  for (p = 0; p < Ap[n]; p++) {
    if (Ai[p] < 0 || Ai[p] >= n) {
      return (0);
    }
  }
  return (1);
}
```
user: Translate the below assembly code into C programming language:

```asm
<_add_thread>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x14(%rbp)
  mov    -0x14(%rbp),%eax
  shl    $0x2,%eax
  and    $0x3fc,%eax
  or     $0x11001000,%eax
  mov    %eax,-0x8(%rbp)
  mov    -0x8(%rbp),%eax
  mov    (%rax),%eax
  mov    %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
unsigned int _add_thread(unsigned int id) {
  unsigned int res;
  unsigned int cmd;
  cmd = ((0x11000000) | (((0x0) & 0x00000003) << 16) | (((id)&0x000000FF) << 2) | (((0x04) & 0x0000001F) << 10));
  res = (*(volatile unsigned int *)(cmd));
  return res;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<_add_thread>:
  endbr64
  shl    $0x2,%edi
  and    $0x3fc,%edi
  or     $0x11001000,%edi
  mov    (%edi),%eax
  ret
```

assistant: ```c
unsigned int _add_thread(unsigned int id) {
  unsigned int res;
  unsigned int cmd;
  cmd = ((0x11000000) | (((0x0) & 0x00000003) << 16) | (((id)&0x000000FF) << 2) | (((0x04) & 0x0000001F) << 10));
  res = (*(volatile unsigned int *)(cmd));
  return res;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<_add_thread>:
  endbr64
  shl    $0x2,%edi
  and    $0x3fc,%edi
  or     $0x11001000,%edi
  mov    (%edi),%eax
  ret
```

assistant: ```c
unsigned int _add_thread(unsigned int id) {
  unsigned int res;
  unsigned int cmd;
  cmd = ((0x11000000) | (((0x0) & 0x00000003) << 16) | (((id)&0x000000FF) << 2) | (((0x04) & 0x0000001F) << 10));
  res = (*(volatile unsigned int *)(cmd));
  return res;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<_add_thread>:
  endbr64
  shl    $0x2,%edi
  and    $0x3fc,%edi
  or     $0x11001000,%edi
  mov    (%edi),%eax
  ret
```

assistant: ```c
unsigned int _add_thread(unsigned int id) {
  unsigned int res;
  unsigned int cmd;
  cmd = ((0x11000000) | (((0x0) & 0x00000003) << 16) | (((id)&0x000000FF) << 2) | (((0x04) & 0x0000001F) << 10));
  res = (*(volatile unsigned int *)(cmd));
  return res;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  lea    D42(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D67(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D3(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D94(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D73(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D19(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D96(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D102(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D5(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D32(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D86(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D103(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D97(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  nop
L9:
  mov    $0x0,%eax
  call   <getAndRunTest@plt>
  test   %eax,%eax
  je     L9
  mov    $0x0,%eax
  pop    %rbp
  ret
```

tool_calls: name: unpack_data
arguments: tag: D42
type: string
name: unpack_data
arguments: tag: D67
type: string
name: unpack_data
arguments: tag: D3
type: string
name: unpack_data
arguments: tag: D94
type: string
name: unpack_data
arguments: tag: D73
type: string
name: unpack_data
arguments: tag: D19
type: string
name: unpack_data
arguments: tag: D96
type: string
name: unpack_data
arguments: tag: D102
type: string
name: unpack_data
arguments: tag: D5
type: string
name: unpack_data
arguments: tag: D32
type: string
name: unpack_data
arguments: tag: D86
type: string
name: unpack_data
arguments: tag: D103
type: string
name: unpack_data
arguments: tag: D97
type: string

tool: D42: Which unit test would you like to run?


tool: D67: 1) deepCopyStr


tool: D3: 	a) n = 2, src = "test string"


tool: D94: 	b) n = 0 returns "\0"


tool: D73: 	c) negative n returns NULL


tool: D19: 2) isLowerOrDigitStr


tool: D96: 	a) n = 4, src = "testString"


tool: D102: 	b) n = 5, src = "testString"


tool: D5: 	c) n = 0


tool: D32: 3) concatStrs


tool: D86: 	a) n = 5, str1 = "test", str2 = "string"


tool: D103: 	b) n = 5, str1 = "", str2 = "test string" returns "test "


tool: D97: 	c) n = 5, str1 = "test", str2 = "" returns NULL


assistant: ```c
int main() {
  printf("Which unit test would you like to run?\n");
  printf("1) deepCopyStr\n");
  printf("\ta) n = 2, src = \"test string\"\n");
  printf("\tb) n = 0 returns \"\\0\"\n");
  printf("\tc) negative n returns NULL\n");
  printf("2) isLowerOrDigitStr\n");
  printf("\ta) n = 4, src = \"testString\"\n");
  printf("\tb) n = 5, src = \"testString\"\n");
  printf("\tc) n = 0\n");
  printf("3) concatStrs\n");
  printf("\ta) n = 5, str1 = \"test\", str2 = \"string\"\n");
  printf("\tb) n = 5, str1 = \"\", str2 = \"test string\" returns \"test \"\n");
  printf("\tc) n = 5, str1 = \"test\", str2 = \"\" returns NULL\n");
  while (!getAndRunTest()) {
  }
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  lea    D22(%rip),%rdi
  call   <printf@plt>
  lea    D12(%rip),%rdi
  call   <printf@plt>
  lea    D96(%rip),%rdi
  call   <printf@plt>
  lea    D21(%rip),%rdi
  call   <printf@plt>
  lea    D127(%rip),%rdi
  call   <printf@plt>
  lea    D36(%rip),%rdi
  call   <printf@plt>
  lea    D114(%rip),%rdi
  call   <printf@plt>
  lea    D34(%rip),%rdi
  call   <printf@plt>
  lea    D92(%rip),%rdi
  call   <printf@plt>
  lea    D15(%rip),%rdi
  call   <printf@plt>
  lea    D86(%rip),%rdi
  call   <printf@plt>
  lea    D78(%rip),%rdi
  call   <printf@plt>
  lea    D99(%rip),%rdi
  call   <printf@plt>
L9:
  mov    $0x0,%eax
  call   <getAndRunTest@plt>
  test   %eax,%eax
  je     L9
  mov    $0x0,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: retrieve_data
arguments: data_label: D22
type: string
name: retrieve_data
arguments: data_label: D12
type: string
name: retrieve_data
arguments: data_label: D96
type: string
name: retrieve_data
arguments: data_label: D21
type: string
name: retrieve_data
arguments: data_label: D127
type: string
name: retrieve_data
arguments: data_label: D36
type: string
name: retrieve_data
arguments: data_label: D114
type: string
name: retrieve_data
arguments: data_label: D34
type: string
name: retrieve_data
arguments: data_label: D92
type: string
name: retrieve_data
arguments: data_label: D15
type: string
name: retrieve_data
arguments: data_label: D86
type: string
name: retrieve_data
arguments: data_label: D78
type: string
name: retrieve_data
arguments: data_label: D99
type: string

tool: D22: Which unit test would you like to run?


tool: D12: 1) deepCopyStr


tool: D96: 	a) n = 2, src = "test string"


tool: D21: 	b) n = 0 returns "\0"


tool: D127: 	c) negative n returns NULL


tool: D36: 2) isLowerOrDigitStr


tool: D114: 	a) n = 4, src = "testString"


tool: D34: 	b) n = 5, src = "testString"


tool: D92: 	c) n = 0


tool: D15: 3) concatStrs


tool: D86: 	a) n = 5, str1 = "test", str2 = "string"


tool: D78: 	b) n = 5, str1 = "", str2 = "test string" returns "test "


tool: D99: 	c) n = 5, str1 = "test", str2 = "" returns NULL


assistant: ```c
int main() {
  printf("Which unit test would you like to run?\n");
  printf("1) deepCopyStr\n");
  printf("\ta) n = 2, src = \"test string\"\n");
  printf("\tb) n = 0 returns \"\\0\"\n");
  printf("\tc) negative n returns NULL\n");
  printf("2) isLowerOrDigitStr\n");
  printf("\ta) n = 4, src = \"testString\"\n");
  printf("\tb) n = 5, src = \"testString\"\n");
  printf("\tc) n = 0\n");
  printf("3) concatStrs\n");
  printf("\ta) n = 5, str1 = \"test\", str2 = \"string\"\n");
  printf("\tb) n = 5, str1 = \"\", str2 = \"test string\" returns \"test \"\n");
  printf("\tc) n = 5, str1 = \"test\", str2 = \"\" returns NULL\n");
  while (!getAndRunTest()) {
  }
}
```
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
  lea    D122(%rip),%rdi
  call   <printf@plt>
  lea    D29(%rip),%rdi
  call   <printf@plt>
  lea    D58(%rip),%rdi
  call   <printf@plt>
  lea    D108(%rip),%rdi
  call   <printf@plt>
  lea    D116(%rip),%rdi
  call   <printf@plt>
  lea    D50(%rip),%rdi
  call   <printf@plt>
  lea    D80(%rip),%rdi
  call   <printf@plt>
  lea    D125(%rip),%rdi
  call   <printf@plt>
  lea    D129(%rip),%rdi
  call   <printf@plt>
  lea    D87(%rip),%rdi
  call   <printf@plt>
  lea    D8(%rip),%rdi
  call   <printf@plt>
  lea    D72(%rip),%rdi
  call   <printf@plt>
  lea    D126(%rip),%rdi
  call   <printf@plt>
  nopl   0x0(%rax)
L0:
  xor    %eax,%eax
  call   <getAndRunTest@plt>
  test   %eax,%eax
  je     L0
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: disassemble_data
arguments: tag: D122
type_guessed: string
name: disassemble_data
arguments: tag: D29
type_guessed: string
name: disassemble_data
arguments: tag: D58
type_guessed: string
name: disassemble_data
arguments: tag: D108
type_guessed: string
name: disassemble_data
arguments: tag: D116
type_guessed: string
name: disassemble_data
arguments: tag: D50
type_guessed: string
name: disassemble_data
arguments: tag: D80
type_guessed: string
name: disassemble_data
arguments: tag: D125
type_guessed: string
name: disassemble_data
arguments: tag: D129
type_guessed: string
name: disassemble_data
arguments: tag: D87
type_guessed: string
name: disassemble_data
arguments: tag: D8
type_guessed: string
name: disassemble_data
arguments: tag: D72
type_guessed: string
name: disassemble_data
arguments: tag: D126
type_guessed: string

tool: D122: Which unit test would you like to run?


tool: D29: 1) deepCopyStr


tool: D58: 	a) n = 2, src = "test string"


tool: D108: 	b) n = 0 returns "\0"


tool: D116: 	c) negative n returns NULL


tool: D50: 2) isLowerOrDigitStr


tool: D80: 	a) n = 4, src = "testString"


tool: D125: 	b) n = 5, src = "testString"


tool: D129: 	c) n = 0


tool: D87: 3) concatStrs


tool: D8: 	a) n = 5, str1 = "test", str2 = "string"


tool: D72: 	b) n = 5, str1 = "", str2 = "test string" returns "test "


tool: D126: 	c) n = 5, str1 = "test", str2 = "" returns NULL


assistant: ```c
int main() {
  printf("Which unit test would you like to run?\n");
  printf("1) deepCopyStr\n");
  printf("\ta) n = 2, src = \"test string\"\n");
  printf("\tb) n = 0 returns \"\\0\"\n");
  printf("\tc) negative n returns NULL\n");
  printf("2) isLowerOrDigitStr\n");
  printf("\ta) n = 4, src = \"testString\"\n");
  printf("\tb) n = 5, src = \"testString\"\n");
  printf("\tc) n = 0\n");
  printf("3) concatStrs\n");
  printf("\ta) n = 5, str1 = \"test\", str2 = \"string\"\n");
  printf("\tb) n = 5, str1 = \"\", str2 = \"test string\" returns \"test \"\n");
  printf("\tc) n = 5, str1 = \"test\", str2 = \"\" returns NULL\n");
  while (!getAndRunTest()) {
  }
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  lea    D99(%rip),%rdi
  call   <printf@plt>
  lea    D31(%rip),%rdi
  call   <printf@plt>
  lea    D75(%rip),%rdi
  call   <printf@plt>
  lea    D40(%rip),%rdi
  call   <printf@plt>
  lea    D76(%rip),%rdi
  call   <printf@plt>
  lea    D114(%rip),%rdi
  call   <printf@plt>
  lea    D17(%rip),%rdi
  call   <printf@plt>
  lea    D56(%rip),%rdi
  call   <printf@plt>
  lea    D72(%rip),%rdi
  call   <printf@plt>
  lea    D121(%rip),%rdi
  call   <printf@plt>
  lea    D8(%rip),%rdi
  call   <printf@plt>
  lea    D48(%rip),%rdi
  call   <printf@plt>
  lea    D70(%rip),%rdi
  call   <printf@plt>
  nopl   0x0(%rax)
L1:
  xor    %eax,%eax
  call   <getAndRunTest@plt>
  test   %eax,%eax
  je     L1
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: retrieve_data
arguments: data_label: D99
datatype: string
name: retrieve_data
arguments: data_label: D31
datatype: string
name: retrieve_data
arguments: data_label: D75
datatype: string
name: retrieve_data
arguments: data_label: D40
datatype: string
name: retrieve_data
arguments: data_label: D76
datatype: string
name: retrieve_data
arguments: data_label: D114
datatype: string
name: retrieve_data
arguments: data_label: D17
datatype: string
name: retrieve_data
arguments: data_label: D56
datatype: string
name: retrieve_data
arguments: data_label: D72
datatype: string
name: retrieve_data
arguments: data_label: D121
datatype: string
name: retrieve_data
arguments: data_label: D8
datatype: string
name: retrieve_data
arguments: data_label: D48
datatype: string
name: retrieve_data
arguments: data_label: D70
datatype: string

tool: D99: Which unit test would you like to run?


tool: D31: 1) deepCopyStr


tool: D75: 	a) n = 2, src = "test string"


tool: D40: 	b) n = 0 returns "\0"


tool: D76: 	c) negative n returns NULL


tool: D114: 2) isLowerOrDigitStr


tool: D17: 	a) n = 4, src = "testString"


tool: D56: 	b) n = 5, src = "testString"


tool: D72: 	c) n = 0


tool: D121: 3) concatStrs


tool: D8: 	a) n = 5, str1 = "test", str2 = "string"


tool: D48: 	b) n = 5, str1 = "", str2 = "test string" returns "test "


tool: D70: 	c) n = 5, str1 = "test", str2 = "" returns NULL


assistant: ```c
int main() {
  printf("Which unit test would you like to run?\n");
  printf("1) deepCopyStr\n");
  printf("\ta) n = 2, src = \"test string\"\n");
  printf("\tb) n = 0 returns \"\\0\"\n");
  printf("\tc) negative n returns NULL\n");
  printf("2) isLowerOrDigitStr\n");
  printf("\ta) n = 4, src = \"testString\"\n");
  printf("\tb) n = 5, src = \"testString\"\n");
  printf("\tc) n = 0\n");
  printf("3) concatStrs\n");
  printf("\ta) n = 5, str1 = \"test\", str2 = \"string\"\n");
  printf("\tb) n = 5, str1 = \"\", str2 = \"test string\" returns \"test \"\n");
  printf("\tc) n = 5, str1 = \"test\", str2 = \"\" returns NULL\n");
  while (!getAndRunTest()) {
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<glXSwapIntervalMESA>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %edi,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  mov    %eax,%esi
  mov    $0x0,%edi
  call   <pack_glXSwapIntervalMESA@plt>
  mov    %eax,%edi
  call   <mock_push@plt>
  mov    $0x0,%eax
  leave
  ret
```

assistant: ```c
int glXSwapIntervalMESA(unsigned int interval) {
  { mock_push(pack_glXSwapIntervalMESA(NULL, interval)); };
  return (int)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
<glXSwapIntervalMESA>:
  endbr64
  sub    $0x8,%rsp
  mov    %edi,%esi
  mov    $0x0,%edi
  call   <pack_glXSwapIntervalMESA@plt>
  mov    %eax,%edi
  call   <mock_push@plt>
  mov    $0x0,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int glXSwapIntervalMESA(unsigned int interval) {
  { mock_push(pack_glXSwapIntervalMESA(NULL, interval)); };
  return (int)0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<glXSwapIntervalMESA>:
  endbr64
  sub    $0x8,%rsp
  mov    %edi,%esi
  xor    %edi,%edi
  call   <pack_glXSwapIntervalMESA@plt>
  mov    %eax,%edi
  call   <mock_push@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int glXSwapIntervalMESA(unsigned int interval) {
  { mock_push(pack_glXSwapIntervalMESA(NULL, interval)); };
  return (int)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
<glXSwapIntervalMESA>:
  endbr64
  sub    $0x8,%rsp
  mov    %edi,%esi
  xor    %edi,%edi
  call   <pack_glXSwapIntervalMESA@plt>
  mov    %eax,%edi
  call   <mock_push@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int glXSwapIntervalMESA(unsigned int interval) {
  { mock_push(pack_glXSwapIntervalMESA(NULL, interval)); };
  return (int)0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<col>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %edx,-0x20(%rbp)
  movl   $0x0,-0x4(%rbp)
  jmp    L11
L2:
  mov    -0x20(%rbp),%eax
  shl    $0x2,%eax
  movslq %eax,%rdx
  mov    -0x4(%rbp),%eax
  cltq
  add    %rdx,%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rax,%rdx
  mov    -0x1c(%rbp),%eax
  shl    $0x2,%eax
  movslq %eax,%rcx
  mov    -0x4(%rbp),%eax
  cltq
  add    %rcx,%rax
  lea    0x0(,%rax,4),%rcx
  mov    -0x18(%rbp),%rax
  add    %rcx,%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <swap@plt>
  addl   $0x1,-0x4(%rbp)
L11:
  cmpl   $0x3,-0x4(%rbp)
  jle    L2
  nop
  nop
  leave
  ret
```

assistant: ```c
void col(int a[][4], int i, int j) {
  for (int k = 0; k < 4; ++k) {
    swap((int *)a + i * 4 + k, (int *)a + j * 4 + k);
  }
}
```
user: What is the c source code of the assembly code below?

```asm
<col>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  shl    $0x2,%esi
  movslq %esi,%rsi
  lea    0x0(,%rsi,4),%rax
  lea    (%rdi,%rax,1),%rbx
  lea    0x10(%rdi,%rax,1),%r12
  lea    0x0(,%rdx,4),%ebp
  movslq %ebp,%rbp
  sub    %rsi,%rbp
  shl    $0x2,%rbp
L2:
  lea    (%rbx,%rbp,1),%rsi
  mov    %rbx,%rdi
  call   <swap@plt>
  add    $0x4,%rbx
  cmp    %r12,%rbx
  jne    L2
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
void col(int a[][4], int i, int j) {
  for (int k = 0; k < 4; ++k) {
    swap((int *)a + i * 4 + k, (int *)a + j * 4 + k);
  }
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<col>:
  endbr64
  push   %r12
  shl    $0x2,%esi
  push   %rbp
  lea    0x0(,%rdx,4),%ebp
  movslq %esi,%rsi
  movslq %ebp,%rbp
  lea    0x0(,%rsi,4),%rax
  push   %rbx
  sub    %rsi,%rbp
  lea    (%rdi,%rax,1),%rbx
  lea    0x10(%rdi,%rax,1),%r12
  shl    $0x2,%rbp
L2:
  lea    (%rbx,%rbp,1),%rsi
  mov    %rbx,%rdi
  add    $0x4,%rbx
  call   <swap@plt>
  cmp    %r12,%rbx
  jne    L2
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
void col(int a[][4], int i, int j) {
  for (int k = 0; k < 4; ++k) {
    swap((int *)a + i * 4 + k, (int *)a + j * 4 + k);
  }
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<col>:
  endbr64
  push   %r12
  shl    $0x2,%esi
  push   %rbp
  lea    0x0(,%rdx,4),%ebp
  movslq %esi,%rsi
  movslq %ebp,%rbp
  lea    0x0(,%rsi,4),%rax
  push   %rbx
  sub    %rsi,%rbp
  lea    (%rdi,%rax,1),%rbx
  lea    0x10(%rdi,%rax,1),%r12
  shl    $0x2,%rbp
L3:
  lea    0x0(%rbp,%rbx,1),%rsi
  mov    %rbx,%rdi
  add    $0x4,%rbx
  call   <swap@plt>
  cmp    %r12,%rbx
  jne    L3
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
void col(int a[][4], int i, int j) {
  for (int k = 0; k < 4; ++k) {
    swap((int *)a + i * 4 + k, (int *)a + j * 4 + k);
  }
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<decHexString>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %edx,-0x24(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  jmp    L8
L32:
  movl   $0x0,-0xc(%rbp)
  mov    -0x20(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x20(%rbp)
  movzbl (%rax),%eax
  movsbl %al,%edx
  lea    -0xc(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <addHexDigit@plt>
  test   %rax,%rax
  js     L1
  mov    -0x20(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x20(%rbp)
  movzbl (%rax),%eax
  movsbl %al,%edx
  lea    -0xc(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <addHexDigit@plt>
  test   %rax,%rax
  jns    L41
L1:
  mov    $0xffffffff,%eax
  jmp    L23
L41:
  mov    -0xc(%rbp),%ecx
  mov    -0x18(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x18(%rbp)
  mov    %ecx,%edx
  mov    %dl,(%rax)
L8:
  mov    -0x24(%rbp),%eax
  lea    -0x1(%rax),%edx
  mov    %edx,-0x24(%rbp)
  test   %eax,%eax
  jg     L32
  mov    $0x0,%eax
L23:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L15
  call   <__stack_chk_fail@plt>
L15:
  leave
  ret
```

assistant: ```c
int decHexString(unsigned char *hex, char *hexString, int len) {
  int val;
  while (len-- > 0) {
    val = 0;
    if (addHexDigit(&val, *hexString++) < 0 || addHexDigit(&val, *hexString++) < 0)
      return -1;
    *hex++ = (unsigned char)val;
  }
  return 0;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<decHexString>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  test   %edx,%edx
  jle    L7
  mov    %rdi,%rbp
  mov    %rsi,%rbx
  mov    %edx,%edx
  lea    (%rdi,%rdx,1),%r13
  lea    0x4(%rsp),%r12
L70:
  movl   $0x0,0x4(%rsp)
  movsbl (%rbx),%esi
  mov    %r12,%rdi
  call   <addHexDigit@plt>
  test   %rax,%rax
  js     L37
  add    $0x2,%rbx
  movsbl -0x1(%rbx),%esi
  mov    %r12,%rdi
  call   <addHexDigit@plt>
  test   %rax,%rax
  js     L77
  add    $0x1,%rbp
  mov    0x4(%rsp),%eax
  mov    %al,-0x1(%rbp)
  cmp    %r13,%rbp
  jne    L70
  mov    $0x0,%eax
  jmp    L22
L7:
  mov    $0x0,%eax
  jmp    L22
L37:
  mov    $0xffffffff,%eax
L22:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L25
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L77:
  mov    $0xffffffff,%eax
  jmp    L22
L25:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int decHexString(unsigned char *hex, char *hexString, int len) {
  int val;
  while (len-- > 0) {
    val = 0;
    if (addHexDigit(&val, *hexString++) < 0 || addHexDigit(&val, *hexString++) < 0)
      return -1;
    *hex++ = (unsigned char)val;
  }
  return 0;
}
```