ylfeng/ReF-Decompile-dataset huggingface dataset:
user: Translate the below assembly code into C programming language:

```asm
<main>:
  endbr64
  sub    $0x68,%rsp
  mov    $0x14,%edx
  xor    %esi,%esi
  mov    %fs:0x28,%rax
  mov    %rax,0x58(%rsp)
  movabs $0x1300000014,%rax
  mov    %rsp,%rdi
  mov    %rax,(%rsp)
  movabs $0x1100000012,%rax
  mov    %rax,0x8(%rsp)
  movabs $0xf00000010,%rax
  mov    %rax,0x10(%rsp)
  movabs $0xd0000000e,%rax
  mov    %rax,0x18(%rsp)
  movabs $0xb0000000c,%rax
  mov    %rax,0x20(%rsp)
  movabs $0x90000000a,%rax
  mov    %rax,0x28(%rsp)
  movabs $0x700000008,%rax
  mov    %rax,0x30(%rsp)
  movabs $0x500000006,%rax
  mov    %rax,0x38(%rsp)
  movabs $0x300000004,%rax
  mov    %rax,0x40(%rsp)
  movabs $0x100000002,%rax
  mov    %rax,0x48(%rsp)
  call   <sort@plt>
  mov    0x8(%rsp),%eax
  mov    0x58(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L6
  add    $0x68,%rsp
  ret
L6:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int main() {
  int a[20] = {20, 19, 18, 17, 16, 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1};
  sort(a, 0, 20);
  return a[2];
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<main>:
  endbr64
  sub    $0x68,%rsp
  movdqa D31(%rip),%xmm0
  mov    $0x14,%edx
  xor    %esi,%esi
  mov    %fs:0x28,%rax
  mov    %rax,0x58(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rdi
  movaps %xmm0,(%rsp)
  movdqa D9(%rip),%xmm0
  movaps %xmm0,0x10(%rsp)
  movdqa D45(%rip),%xmm0
  movaps %xmm0,0x20(%rsp)
  movdqa D40(%rip),%xmm0
  movaps %xmm0,0x30(%rsp)
  movdqa D33(%rip),%xmm0
  movaps %xmm0,0x40(%rsp)
  call   <sort@plt>
  mov    0x8(%rsp),%eax
  mov    0x58(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L5
  add    $0x68,%rsp
  ret
L5:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: tag: D31
type: byte[16]
name: unpack_data
arguments: tag: D9
type: byte[16]
name: unpack_data
arguments: tag: D45
type: byte[16]
name: unpack_data
arguments: tag: D40
type: byte[16]
name: unpack_data
arguments: tag: D33
type: byte[16]

tool: {"D31": [0x14,0x00,0x00,0x00,0x13,0x00,0x00,0x00,0x12,0x00,0x00,0x00,0x11,0x00,0x00,0x00]}

tool: {"D9": [0x10,0x00,0x00,0x00,0x0f,0x00,0x00,0x00,0x0e,0x00,0x00,0x00,0x0d,0x00,0x00,0x00]}

tool: {"D45": [0x0c,0x00,0x00,0x00,0x0b,0x00,0x00,0x00,0x0a,0x00,0x00,0x00,0x09,0x00,0x00,0x00]}

tool: {"D40": [0x08,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x06,0x00,0x00,0x00,0x05,0x00,0x00,0x00]}

tool: {"D33": [0x04,0x00,0x00,0x00,0x03,0x00,0x00,0x00,0x02,0x00,0x00,0x00,0x01,0x00,0x00,0x00]}

assistant: ```c
int main() {
  int a[20] = {20, 19, 18, 17, 16, 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1};
  sort(a, 0, 20);
  return a[2];
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<test_UIntFail>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  movl   $0x25,-0x8(%rbp)
  movl   $0x26,-0x4(%rbp)
  lea    D0(%rip),%rax
  mov    %rax,%rdx
  mov    $0xdf,%esi
  lea    D10(%rip),%rax
  mov    %rax,%rdi
  call   <ASRT_Mark@plt>
  mov    -0x4(%rbp),%edx
  mov    -0x8(%rbp),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <ASRT_Int@plt>
  test   %rax,%rax
  je     L8
  mov    $0x1,%eax
  jmp    L5
L8:
  mov    $0x0,%eax
L5:
  leave
  ret
```

tool_calls: name: retrieve_data
arguments: data_tag: D0
datatype: string
name: retrieve_data
arguments: data_tag: D10
datatype: string

tool: D0: x == y

tool: D10: /scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/cohadar/c-learning/refs/heads/master/src/asrt_tests.c

assistant: ```c
int test_UIntFail() {
  int x = 37;
  int y = 38;
  do {
    ASRT_Mark("/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/cohadar/c-learning/refs/heads/master/src/asrt_tests.c", 223,
              "x"
              " == "
              "y");
    if (ASRT_Int(x, y)) {
      return 1;
    };
  } while (0);
  return 0;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<test_UIntFail>:
  endbr64
  sub    $0x8,%rsp
  lea    D18(%rip),%rdx
  mov    $0xdf,%esi
  lea    D4(%rip),%rdi
  call   <ASRT_Mark@plt>
  mov    $0x26,%esi
  mov    $0x25,%edi
  call   <ASRT_Int@plt>
  test   %rax,%rax
  setne  %al
  movzbl %al,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: unpack_data
arguments: data_tag: D18
data_type: string
name: unpack_data
arguments: data_tag: D4
data_type: string

tool: D18: x == y

tool: D4: /scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/cohadar/c-learning/refs/heads/master/src/asrt_tests.c

assistant: ```c
int test_UIntFail() {
  int x = 37;
  int y = 38;
  do {
    ASRT_Mark("/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/cohadar/c-learning/refs/heads/master/src/asrt_tests.c", 223,
              "x"
              " == "
              "y");
    if (ASRT_Int(x, y)) {
      return 1;
    };
  } while (0);
  return 0;
}
```
user: What is the c source code of the assembly code below?

```asm
<test_UIntFail>:
  endbr64
  sub    $0x8,%rsp
  lea    D19(%rip),%rdx
  mov    $0xdf,%esi
  lea    D15(%rip),%rdi
  call   <ASRT_Mark@plt>
  mov    $0x26,%esi
  mov    $0x25,%edi
  call   <ASRT_Int@plt>
  test   %rax,%rax
  setne  %al
  add    $0x8,%rsp
  movzbl %al,%eax
  ret
```

tool_calls: name: read_data
arguments: data_label: D19
datatype: string
name: read_data
arguments: data_label: D15
datatype: string

tool: D19: x == y

tool: D15: /scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/cohadar/c-learning/refs/heads/master/src/asrt_tests.c

assistant: ```c
int test_UIntFail() {
  int x = 37;
  int y = 38;
  do {
    ASRT_Mark("/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/cohadar/c-learning/refs/heads/master/src/asrt_tests.c", 223,
              "x"
              " == "
              "y");
    if (ASRT_Int(x, y)) {
      return 1;
    };
  } while (0);
  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
<test_UIntFail>:
  endbr64
  sub    $0x8,%rsp
  lea    D7(%rip),%rdx
  mov    $0xdf,%esi
  lea    D12(%rip),%rdi
  call   <ASRT_Mark@plt>
  mov    $0x26,%esi
  mov    $0x25,%edi
  call   <ASRT_Int@plt>
  test   %rax,%rax
  setne  %al
  add    $0x8,%rsp
  movzbl %al,%eax
  ret
```

tool_calls: name: parse_data
arguments: tag: D7
type: string
name: parse_data
arguments: tag: D12
type: string

tool: D7: x == y

tool: D12: /scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/cohadar/c-learning/refs/heads/master/src/asrt_tests.c

assistant: ```c
int test_UIntFail() {
  int x = 37;
  int y = 38;
  do {
    ASRT_Mark("/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/cohadar/c-learning/refs/heads/master/src/asrt_tests.c", 223,
              "x"
              " == "
              "y");
    if (ASRT_Int(x, y)) {
      return 1;
    };
  } while (0);
  return 0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<validate_pcks>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,-0xc(%rbp)
  mov    -0xc(%rbp),%eax
  sub    $0x1,%eax
  mov    %eax,%edx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  mov    %al,-0xd(%rbp)
  mov    -0xc(%rbp),%eax
  lea    -0x1(%rax),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x8(%rbp)
  jmp    L23
L39:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    %al,-0xd(%rbp)
  je     L37
  mov    $0x0,%eax
  jmp    L20
L37:
  subq   $0x1,-0x8(%rbp)
L23:
  mov    -0xc(%rbp),%eax
  movzbl -0xd(%rbp),%edx
  sub    %rdx,%rax
  mov    %rax,%rcx
  mov    -0x18(%rbp),%rax
  add    %rcx,%rax
  cmp    %rax,-0x8(%rbp)
  ja     L39
  mov    $0x1,%eax
L20:
  leave
  ret
```

assistant: ```c
int validate_pcks(const unsigned char *input) {
  unsigned int msg_len = strlen((char *)input);
  unsigned char pad_len = input[msg_len - 1];
  unsigned char *pad_byte = ((unsigned char *)input) + msg_len - 1;
  while (pad_byte > input + msg_len - pad_len) {
    if (*pad_byte != pad_len)
      return 0x00;
    pad_byte--;
  }
  return 0x1;
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<validate_pcks>:
  endbr64
  push   %rbx
  mov    %rdi,%rbx
  call   <strlen@plt>
  lea    -0x1(%rax),%edx
  movzbl (%rbx,%rdx,1),%ecx
  mov    %eax,%eax
  lea    -0x1(%rbx,%rax,1),%rdx
  movzbl %cl,%esi
  sub    %rsi,%rax
  add    %rbx,%rax
  cmp    %rax,%rdx
  jbe    L13
L17:
  cmp    %cl,(%rdx)
  jne    L42
  sub    $0x1,%rdx
  cmp    %rax,%rdx
  jne    L17
  mov    $0x1,%eax
  jmp    L45
L13:
  mov    $0x1,%eax
  jmp    L45
L42:
  mov    $0x0,%eax
L45:
  pop    %rbx
  ret
```

assistant: ```c
int validate_pcks(const unsigned char *input) {
  unsigned int msg_len = strlen((char *)input);
  unsigned char pad_len = input[msg_len - 1];
  unsigned char *pad_byte = ((unsigned char *)input) + msg_len - 1;
  while (pad_byte > input + msg_len - pad_len) {
    if (*pad_byte != pad_len)
      return 0x00;
    pad_byte--;
  }
  return 0x1;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<validate_pcks>:
  endbr64
  push   %rbx
  mov    %rdi,%rbx
  call   <strlen@plt>
  lea    -0x1(%rax),%edx
  mov    %eax,%eax
  movzbl (%rbx,%rdx,1),%esi
  lea    -0x1(%rbx,%rax,1),%rdx
  sub    %rsi,%rax
  lea    (%rbx,%rax,1),%rdi
  cmp    %rdi,%rdx
  jbe    L6
  mov    %rsi,%rcx
  jmp    L0
  nopl   0x0(%rax)
L15:
  sub    $0x1,%rdx
  cmp    %rdi,%rdx
  je     L6
L0:
  cmp    %cl,(%rdx)
  je     L15
  xor    %eax,%eax
  pop    %rbx
  ret
  nopl   0x0(%rax)
L6:
  mov    $0x1,%eax
  pop    %rbx
  ret
```

assistant: ```c
int validate_pcks(const unsigned char *input) {
  unsigned int msg_len = strlen((char *)input);
  unsigned char pad_len = input[msg_len - 1];
  unsigned char *pad_byte = ((unsigned char *)input) + msg_len - 1;
  while (pad_byte > input + msg_len - pad_len) {
    if (*pad_byte != pad_len)
      return 0x00;
    pad_byte--;
  }
  return 0x1;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<validate_pcks>:
  endbr64
  push   %rbx
  mov    %rdi,%rbx
  call   <strlen@plt>
  lea    -0x1(%rax),%edx
  mov    %eax,%eax
  movzbl (%rbx,%rdx,1),%esi
  lea    -0x1(%rbx,%rax,1),%rdx
  sub    %rsi,%rax
  lea    (%rbx,%rax,1),%rdi
  cmp    %rdi,%rdx
  jbe    L22
  mov    %rsi,%rcx
  jmp    L30
  nopl   0x0(%rax)
L17:
  sub    $0x1,%rdx
  cmp    %rdi,%rdx
  je     L22
L30:
  cmp    %cl,(%rdx)
  je     L17
  xor    %eax,%eax
  pop    %rbx
  ret
  nopl   0x0(%rax)
L22:
  mov    $0x1,%eax
  pop    %rbx
  ret
```

assistant: ```c
int validate_pcks(const unsigned char *input) {
  unsigned int msg_len = strlen((char *)input);
  unsigned char pad_len = input[msg_len - 1];
  unsigned char *pad_byte = ((unsigned char *)input) + msg_len - 1;
  while (pad_byte > input + msg_len - pad_len) {
    if (*pad_byte != pad_len)
      return 0x00;
    pad_byte--;
  }
  return 0x1;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<quant_graf>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %edx,-0x24(%rbp)
  movl   $0x0,-0x8(%rbp)
  movl   $0x0,-0x4(%rbp)
  movl   $0x0,-0x10(%rbp)
  jmp    L60
L33:
  mov    -0x10(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  addl   $0x1,-0x10(%rbp)
L60:
  cmpl   $0x13,-0x10(%rbp)
  jle    L33
  movl   $0x0,-0xc(%rbp)
  jmp    L118
L40:
  movl   $0x0,-0x10(%rbp)
  jmp    L113
L21:
  mov    -0x8(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L37
  movl   $0x0,-0x4(%rbp)
  jmp    L52
L92:
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%edx
  mov    -0x10(%rbp),%eax
  cltq
  lea    (%rax,%rax,1),%rcx
  mov    -0x18(%rbp),%rax
  add    %rax,%rcx
  mov    -0xc(%rbp),%eax
  cltq
  movzbl (%rcx,%rax,1),%eax
  cmp    %al,%dl
  je     L112
  addl   $0x1,-0x4(%rbp)
L52:
  mov    -0x4(%rbp),%eax
  cmp    -0x8(%rbp),%eax
  jl     L92
  jmp    L10
L112:
  nop
L10:
  mov    -0x4(%rbp),%eax
  cmp    -0x8(%rbp),%eax
  jne    L37
  mov    -0x10(%rbp),%eax
  cltq
  lea    (%rax,%rax,1),%rdx
  mov    -0x18(%rbp),%rax
  lea    (%rdx,%rax,1),%rcx
  mov    -0x8(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x20(%rbp),%rax
  add    %rax,%rdx
  mov    -0xc(%rbp),%eax
  cltq
  movzbl (%rcx,%rax,1),%eax
  mov    %al,(%rdx)
  addl   $0x1,-0x8(%rbp)
L37:
  addl   $0x1,-0x10(%rbp)
L113:
  mov    -0x10(%rbp),%eax
  cmp    -0x24(%rbp),%eax
  jl     L21
  addl   $0x1,-0xc(%rbp)
L118:
  cmpl   $0x1,-0xc(%rbp)
  jle    L40
  mov    -0x8(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
int quant_graf(char letra[][2], char *graf, int i) {
  int k, m, j = 0, l = 0;
  for (k = 0; k < 20; k++)
    graf[k] = 0;
  for (m = 0; m < 2; m++) {
    for (k = 0; k < i; k++) {
      if (!graf[j]) {
        for (l = 0; l < j; l++) {
          if (graf[l] == letra[k][m])
            break;
        }
        if (l == j) {
          graf[j] = letra[k][m];
          j++;
        }
      }
    }
  }
  return j;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<quant_graf>:
  endbr64
  push   %rbp
  push   %rbx
  mov    %rsi,%r9
  mov    %edx,%ebp
  lea    0x14(%rsi),%rdx
  mov    %rsi,%rax
L110:
  movb   $0x0,(%rax)
  add    $0x1,%rax
  cmp    %rdx,%rax
  jne    L110
  mov    %rdi,%r11
  lea    0x2(%rdi),%rbx
  lea    -0x1(%rbp),%eax
  lea    (%rbx,%rax,2),%r10
  mov    $0x0,%esi
  jmp    L98
L35:
  mov    $0x0,%eax
L44:
  cmp    %eax,%esi
  je     L87
L94:
  add    $0x2,%rdi
  cmp    %r10,%rdi
  je     L58
L25:
  movslq %esi,%rcx
  add    %r9,%rcx
  cmpb   $0x0,(%rcx)
  jne    L94
  test   %esi,%esi
  jle    L35
  movzbl (%rdi),%r8d
  mov    %r9,%rdx
  mov    $0x0,%eax
L97:
  cmp    %r8b,(%rdx)
  je     L44
  add    $0x1,%eax
  add    $0x1,%rdx
  cmp    %esi,%eax
  jne    L97
L87:
  movzbl (%rdi),%eax
  mov    %al,(%rcx)
  add    $0x1,%esi
  jmp    L94
L58:
  add    $0x1,%r10
  add    $0x1,%r11
  cmp    %r11,%rbx
  je     L77
L98:
  mov    %r11,%rdi
  test   %ebp,%ebp
  jg     L25
  jmp    L58
L77:
  mov    %esi,%eax
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
int quant_graf(char letra[][2], char *graf, int i) {
  int k, m, j = 0, l = 0;
  for (k = 0; k < 20; k++)
    graf[k] = 0;
  for (m = 0; m < 2; m++) {
    for (k = 0; k < i; k++) {
      if (!graf[j]) {
        for (l = 0; l < j; l++) {
          if (graf[l] == letra[k][m])
            break;
        }
        if (l == j) {
          graf[j] = letra[k][m];
          j++;
        }
      }
    }
  }
  return j;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<quant_graf>:
  endbr64
  push   %r12
  pxor   %xmm0,%xmm0
  lea    0x2(%rdi),%r12
  lea    -0x1(%rdx),%eax
  push   %rbp
  mov    %rsi,%rcx
  mov    %edx,%ebp
  xor    %r11d,%r11d
  push   %rbx
  lea    (%r12,%rax,2),%rbx
  movl   $0x0,0x10(%rsi)
  movups %xmm0,(%rsi)
L36:
  mov    %rdi,%rsi
  test   %ebp,%ebp
  jg     L78
  jmp    L6
  nopw   0x0(%rax,%rax,1)
L19:
  add    $0x2,%rsi
  cmp    %rbx,%rsi
  je     L6
L78:
  movslq %r11d,%rdx
  add    %rcx,%rdx
  cmpb   $0x0,(%rdx)
  jne    L19
  test   %r11d,%r11d
  jle    L42
  movzbl (%rsi),%r8d
  lea    0x1(%r11),%r9d
  mov    $0x1,%eax
  xchg   %ax,%ax
L97:
  cmp    %r8b,-0x1(%rcx,%rax,1)
  je     L19
  mov    %eax,%r10d
  add    $0x1,%rax
  cmp    %rax,%r9
  jne    L97
L68:
  cmp    %r11d,%r10d
  jne    L19
  movzbl (%rsi),%eax
  add    $0x2,%rsi
  add    $0x1,%r11d
  mov    %al,(%rdx)
  cmp    %rbx,%rsi
  jne    L78
  nopw   0x0(%rax,%rax,1)
L6:
  add    $0x1,%rdi
  add    $0x1,%rbx
  cmp    %rdi,%r12
  jne    L36
  pop    %rbx
  mov    %r11d,%eax
  pop    %rbp
  pop    %r12
  ret
L42:
  xor    %r10d,%r10d
  jmp    L68
```

assistant: ```c
int quant_graf(char letra[][2], char *graf, int i) {
  int k, m, j = 0, l = 0;
  for (k = 0; k < 20; k++)
    graf[k] = 0;
  for (m = 0; m < 2; m++) {
    for (k = 0; k < i; k++) {
      if (!graf[j]) {
        for (l = 0; l < j; l++) {
          if (graf[l] == letra[k][m])
            break;
        }
        if (l == j) {
          graf[j] = letra[k][m];
          j++;
        }
      }
    }
  }
  return j;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<quant_graf>:
  endbr64
  movl   $0x0,0x10(%rsi)
  pxor   %xmm0,%xmm0
  push   %r12
  xor    %r12d,%r12d
  push   %rbp
  lea    0x2(%rdi),%rbp
  push   %rbx
  movslq %edx,%rbx
  movups %xmm0,(%rsi)
L13:
  mov    $0x1,%r9d
  test   %edx,%edx
  jle    L84
  nopw   0x0(%rax,%rax,1)
L54:
  movslq %r12d,%rcx
  add    %rsi,%rcx
  cmpb   $0x0,(%rcx)
  je     L81
L84:
  add    $0x1,%rdi
  cmp    %rbp,%rdi
  jne    L13
  mov    %r12d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopl   0x0(%rax)
L81:
  test   %r12d,%r12d
  jle    L77
  movzbl -0x2(%rdi,%r9,2),%r8d
  lea    0x1(%r12),%r10d
  mov    $0x1,%eax
  jmp    L83
  nopw   0x0(%rax,%rax,1)
L103:
  mov    %eax,%r11d
  add    $0x1,%rax
  cmp    %rax,%r10
  je     L18
L83:
  cmp    %r8b,-0x1(%rsi,%rax,1)
  jne    L103
L102:
  cmp    %rbx,%r9
  je     L84
  add    $0x1,%r9
  jmp    L54
L77:
  xor    %r11d,%r11d
  nopl   0x0(%rax)
L18:
  cmp    %r12d,%r11d
  jne    L102
  movzbl -0x2(%rdi,%r9,2),%eax
  add    $0x1,%r12d
  mov    %al,(%rcx)
  jmp    L102
```

assistant: ```c
int quant_graf(char letra[][2], char *graf, int i) {
  int k, m, j = 0, l = 0;
  for (k = 0; k < 20; k++)
    graf[k] = 0;
  for (m = 0; m < 2; m++) {
    for (k = 0; k < i; k++) {
      if (!graf[j]) {
        for (l = 0; l < j; l++) {
          if (graf[l] == letra[k][m])
            break;
        }
        if (l == j) {
          graf[j] = letra[k][m];
          j++;
        }
      }
    }
  }
  return j;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<getenv>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    $0x0,%eax
  pop    %rbp
  ret
```

assistant: ```c
char *getenv(const char *name) {
  (void)name;
  return NULL;
}
```
user: What is the c source code of the assembly code below:

```asm
<getenv>:
  endbr64
  mov    $0x0,%eax
  ret
```

assistant: ```c
char *getenv(const char *name) {
  (void)name;
  return NULL;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<getenv>:
  endbr64
  xor    %eax,%eax
  ret
```

assistant: ```c
char *getenv(const char *name) {
  (void)name;
  return NULL;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<getenv>:
  endbr64
  xor    %eax,%eax
  ret
```

assistant: ```c
char *getenv(const char *name) {
  (void)name;
  return NULL;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<hexdig2dec>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,%eax
  mov    %al,-0x4(%rbp)
  cmpb   $0x2f,-0x4(%rbp)
  jle    L70
  cmpb   $0x39,-0x4(%rbp)
  jg     L70
  movsbl -0x4(%rbp),%eax
  sub    $0x30,%eax
  jmp    L16
L70:
  cmpb   $0x60,-0x4(%rbp)
  jle    L56
  cmpb   $0x66,-0x4(%rbp)
  jg     L56
  movsbl -0x4(%rbp),%eax
  sub    $0x57,%eax
  jmp    L16
L56:
  cmpb   $0x40,-0x4(%rbp)
  jle    L72
  cmpb   $0x46,-0x4(%rbp)
  jg     L72
  movsbl -0x4(%rbp),%eax
  sub    $0x37,%eax
  jmp    L16
L72:
  mov    $0xffffffff,%eax
L16:
  pop    %rbp
  ret
```

assistant: ```c
int hexdig2dec(char dig) {
  if (dig >= '0' && dig <= '9') {
    return dig - '0';
  } else if (dig >= 'a' && dig <= 'f') {
    return dig - 'a' + 10;
  } else if (dig >= 'A' && dig <= 'F') {
    return dig - 'A' + 10;
  } else {
    return -1;
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<hexdig2dec>:
  endbr64
  lea    -0x30(%rdi),%eax
  cmp    $0x9,%al
  jbe    L26
  lea    -0x61(%rdi),%eax
  cmp    $0x5,%al
  jbe    L18
  lea    -0x41(%rdi),%eax
  cmp    $0x5,%al
  ja     L3
  movsbl %dil,%edi
  lea    -0x37(%rdi),%eax
  ret
L26:
  movsbl %dil,%edi
  lea    -0x30(%rdi),%eax
  ret
L18:
  movsbl %dil,%edi
  lea    -0x57(%rdi),%eax
  ret
L3:
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int hexdig2dec(char dig) {
  if (dig >= '0' && dig <= '9') {
    return dig - '0';
  } else if (dig >= 'a' && dig <= 'f') {
    return dig - 'a' + 10;
  } else if (dig >= 'A' && dig <= 'F') {
    return dig - 'A' + 10;
  } else {
    return -1;
  }
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<hexdig2dec>:
  endbr64
  lea    -0x30(%rdi),%eax
  cmp    $0x9,%al
  jbe    L2
  lea    -0x61(%rdi),%eax
  cmp    $0x5,%al
  jbe    L7
  lea    -0x41(%rdi),%eax
  cmp    $0x5,%al
  ja     L16
  sub    $0x37,%edi
  movsbl %dil,%eax
  ret
  nopl   0x0(%rax)
L7:
  sub    $0x57,%edi
  movsbl %dil,%eax
  ret
L2:
  movsbl %al,%eax
  ret
L16:
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int hexdig2dec(char dig) {
  if (dig >= '0' && dig <= '9') {
    return dig - '0';
  } else if (dig >= 'a' && dig <= 'f') {
    return dig - 'a' + 10;
  } else if (dig >= 'A' && dig <= 'F') {
    return dig - 'A' + 10;
  } else {
    return -1;
  }
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<hexdig2dec>:
  endbr64
  lea    -0x30(%rdi),%eax
  cmp    $0x9,%al
  jbe    L8
  lea    -0x61(%rdi),%eax
  cmp    $0x5,%al
  jbe    L24
  lea    -0x41(%rdi),%eax
  cmp    $0x5,%al
  ja     L12
  sub    $0x37,%edi
  movsbl %dil,%eax
  ret
  nopl   0x0(%rax)
L24:
  sub    $0x57,%edi
  movsbl %dil,%eax
  ret
L8:
  movsbl %al,%eax
  ret
L12:
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int hexdig2dec(char dig) {
  if (dig >= '0' && dig <= '9') {
    return dig - '0';
  } else if (dig >= 'a' && dig <= 'f') {
    return dig - 'a' + 10;
  } else if (dig >= 'A' && dig <= 'F') {
    return dig - 'A' + 10;
  } else {
    return -1;
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<qh_errexit>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x4(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %rdx,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x4(%rbp),%eax
  mov    %eax,%edi
  call   <qh_exit@plt>
  nop
  leave
  ret
```

assistant: ```c
void qh_errexit(int exitcode, void *f, void *r) {
  f = r;
  qh_exit(exitcode);
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<qh_errexit>:
  endbr64
  sub    $0x8,%rsp
  call   <qh_exit@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
void qh_errexit(int exitcode, void *f, void *r) {
  f = r;
  qh_exit(exitcode);
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<qh_errexit>:
  endbr64
  jmp    1050 <qh_exit@plt>
```

assistant: ```c
void qh_errexit(int exitcode, void *f, void *r) {
  f = r;
  qh_exit(exitcode);
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<qh_errexit>:
  endbr64
  jmp    1050 <qh_exit@plt>
```

assistant: ```c
void qh_errexit(int exitcode, void *f, void *r) {
  f = r;
  qh_exit(exitcode);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<get_u16>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  shl    $0x8,%eax
  mov    %eax,%edx
  mov    -0x8(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  or     %edx,%eax
  pop    %rbp
  ret
```

assistant: ```c
unsigned int get_u16(void *vd) {
  unsigned char *d = (unsigned char *)vd;
  return (d[0] << 8) | d[1];
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<get_u16>:
  endbr64
  movzbl (%rdi),%eax
  shl    $0x8,%eax
  movzbl 0x1(%rdi),%edx
  or     %edx,%eax
  ret
```

assistant: ```c
unsigned int get_u16(void *vd) {
  unsigned char *d = (unsigned char *)vd;
  return (d[0] << 8) | d[1];
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<get_u16>:
  endbr64
  movzwl (%rdi),%eax
  rol    $0x8,%ax
  movzwl %ax,%eax
  ret
```

assistant: ```c
unsigned int get_u16(void *vd) {
  unsigned char *d = (unsigned char *)vd;
  return (d[0] << 8) | d[1];
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<get_u16>:
  endbr64
  movzwl (%rdi),%eax
  rol    $0x8,%ax
  movzwl %ax,%eax
  ret
```

assistant: ```c
unsigned int get_u16(void *vd) {
  unsigned char *d = (unsigned char *)vd;
  return (d[0] << 8) | d[1];
}
```