ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x430,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    D23(%rip),%rax
  mov    %rax,%rsi
  lea    D9(%rip),%rax
  mov    %rax,%rdi
  call   <fopen@plt>
  mov    %rax,-0x420(%rbp)
  cmpq   $0x0,-0x420(%rbp)
  jne    L6
  mov    $0x1,%eax
  jmp    L27
L6:
  mov    $0x100,%edi
  call   <malloc@plt>
  mov    %rax,-0x418(%rbp)
  mov    -0x418(%rbp),%rdx
  mov    -0x420(%rbp),%rax
  lea    D34(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <fscanf@plt>
  mov    -0x418(%rbp),%rax
  mov    %rax,-0x428(%rbp)
  jmp    L7
L33:
  mov    -0x428(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,-0x42c(%rbp)
  mov    -0x42c(%rbp),%eax
  cltq
  mov    -0x410(%rbp,%rax,4),%eax
  cmp    $0x1,%eax
  jne    L30
  mov    -0x418(%rbp),%rax
  mov    %rax,%rsi
  lea    D43(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0x1,%eax
  jmp    L27
L30:
  mov    -0x42c(%rbp),%eax
  cltq
  movl   $0x1,-0x410(%rbp,%rax,4)
  addq   $0x1,-0x428(%rbp)
L7:
  mov    -0x428(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L33
  mov    -0x418(%rbp),%rax
  mov    %rax,%rsi
  lea    D27(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    -0x418(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    $0x0,%eax
L27:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L31
  call   <__stack_chk_fail@plt>
L31:
  leave
  ret
```

tool_calls: name: disassemble_data
arguments: data_tag: D23
data_type: string
name: disassemble_data
arguments: data_tag: D9
data_type: string
name: disassemble_data
arguments: data_tag: D34
data_type: string
name: disassemble_data
arguments: data_tag: D43
data_type: string
name: disassemble_data
arguments: data_tag: D27
data_type: string

tool: D23: r

tool: D9: test.txt

tool: D34: %s

tool: D43: String %s doesn't have unique characters


tool: D27: String %s has unique characters


assistant: ```c
int main() {
  FILE *file_ptr = fopen("test.txt", "r");
  if (file_ptr == NULL)
    return 1;
  char *string = (char *)malloc(256);
  fscanf(file_ptr, "%s", string);
  int ascii_table[256];
  char *iter = string;
  while (*iter) {
    int value = (int)*iter;
    if (ascii_table[value] == 1) {
      printf("String %s doesn't have unique characters\n", string);
      return 1;
    } else {
      ascii_table[value] = 1;
    }
    ++iter;
  }
  printf("String %s has unique characters\n", string);
  free(string);
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<main>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x410,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x408(%rsp)
  xor    %eax,%eax
  lea    D44(%rip),%rsi
  lea    D0(%rip),%rdi
  call   <fopen@plt>
  mov    $0x1,%ebp
  test   %rax,%rax
  je     L49
  mov    %rax,%r12
  mov    $0x100,%edi
  call   <malloc@plt>
  mov    %rax,%rbx
  mov    %rax,%rdx
  lea    D42(%rip),%rsi
  mov    %r12,%rdi
  call   <fscanf@plt>
  movzbl (%rbx),%eax
  test   %al,%al
  je     L31
  mov    %rbx,%rcx
L33:
  movsbl %al,%edx
  movsbq %al,%rax
  mov    (%rsp,%rax,4),%ebp
  cmp    $0x1,%ebp
  je     L42
  movslq %edx,%rdx
  movl   $0x1,(%rsp,%rdx,4)
  add    $0x1,%rcx
  movzbl (%rcx),%eax
  test   %al,%al
  jne    L33
L31:
  mov    %rbx,%rsi
  lea    D21(%rip),%rdi
  call   <printf@plt>
  mov    %rbx,%rdi
  call   <free@plt>
  mov    $0x0,%ebp
L49:
  mov    0x408(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L18
  mov    %ebp,%eax
  add    $0x410,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L42:
  mov    %rbx,%rsi
  lea    D32(%rip),%rdi
  call   <printf@plt>
  jmp    L49
L18:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: data_tag: D44
data_type: string
name: disassemble_data
arguments: data_tag: D0
data_type: string
name: disassemble_data
arguments: data_tag: D42
data_type: string
name: disassemble_data
arguments: data_tag: D21
data_type: string
name: disassemble_data
arguments: data_tag: D32
data_type: string

tool: D44: r

tool: D0: test.txt

tool: D42: %s

tool: D21: String %s has unique characters


tool: D32: String %s doesn't have unique characters


assistant: ```c
int main() {
  FILE *file_ptr = fopen("test.txt", "r");
  if (file_ptr == NULL)
    return 1;
  char *string = (char *)malloc(256);
  fscanf(file_ptr, "%s", string);
  int ascii_table[256];
  char *iter = string;
  while (*iter) {
    int value = (int)*iter;
    if (ascii_table[value] == 1) {
      printf("String %s doesn't have unique characters\n", string);
      return 1;
    } else {
      ascii_table[value] = 1;
    }
    ++iter;
  }
  printf("String %s has unique characters\n", string);
  free(string);
  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   %r13
  lea    D14(%rip),%rsi
  lea    D19(%rip),%rdi
  push   %r12
  mov    $0x1,%r12d
  push   %rbp
  sub    $0x410,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x408(%rsp)
  xor    %eax,%eax
  call   <fopen@plt>
  test   %rax,%rax
  je     L32
  mov    $0x100,%edi
  mov    %rax,%r13
  call   <malloc@plt>
  lea    D27(%rip),%rsi
  mov    %r13,%rdi
  mov    %rax,%rbp
  mov    %rax,%rdx
  call   <fscanf@plt>
  movsbq 0x0(%rbp),%rax
  test   %al,%al
  je     L41
  mov    %rbp,%rdx
  jmp    L54
  nopl   0x0(%rax)
L7:
  add    $0x1,%rdx
  movl   $0x1,(%rsp,%rax,4)
  movsbq (%rdx),%rax
  test   %al,%al
  je     L41
L54:
  mov    (%rsp,%rax,4),%r12d
  cmp    $0x1,%r12d
  jne    L7
  mov    %rbp,%rsi
  lea    D18(%rip),%rdi
  call   <printf@plt>
L32:
  mov    0x408(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L45
  add    $0x410,%rsp
  mov    %r12d,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L41:
  mov    %rbp,%rsi
  lea    D4(%rip),%rdi
  xor    %r12d,%r12d
  call   <printf@plt>
  mov    %rbp,%rdi
  call   <free@plt>
  jmp    L32
L45:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: tag: D14
data_type: string
name: parse_data
arguments: tag: D19
data_type: string
name: parse_data
arguments: tag: D27
data_type: string
name: parse_data
arguments: tag: D18
data_type: string
name: parse_data
arguments: tag: D4
data_type: string

tool: D14: r

tool: D19: test.txt

tool: D27: %s

tool: D18: String %s doesn't have unique characters


tool: D4: String %s has unique characters


assistant: ```c
int main() {
  FILE *file_ptr = fopen("test.txt", "r");
  if (file_ptr == NULL)
    return 1;
  char *string = (char *)malloc(256);
  fscanf(file_ptr, "%s", string);
  int ascii_table[256];
  char *iter = string;
  while (*iter) {
    int value = (int)*iter;
    if (ascii_table[value] == 1) {
      printf("String %s doesn't have unique characters\n", string);
      return 1;
    } else {
      ascii_table[value] = 1;
    }
    ++iter;
  }
  printf("String %s has unique characters\n", string);
  free(string);
  return 0;
}
```
user: Translate the below assembly code into C programming language:

```asm
<main>:
  endbr64
  push   %r13
  lea    D26(%rip),%rsi
  lea    D7(%rip),%rdi
  push   %r12
  mov    $0x1,%r12d
  push   %rbp
  sub    $0x410,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x408(%rsp)
  xor    %eax,%eax
  call   <fopen@plt>
  test   %rax,%rax
  je     L7
  mov    $0x100,%edi
  mov    %rax,%r13
  call   <malloc@plt>
  lea    D24(%rip),%rsi
  mov    %r13,%rdi
  mov    %rax,%rbp
  mov    %rax,%rdx
  call   <fscanf@plt>
  movsbq 0x0(%rbp),%rax
  test   %al,%al
  je     L44
  mov    %rbp,%rdx
  jmp    L38
  nopl   0x0(%rax)
L2:
  add    $0x1,%rdx
  movl   $0x1,(%rsp,%rax,4)
  movsbq (%rdx),%rax
  test   %al,%al
  je     L44
L38:
  mov    (%rsp,%rax,4),%r12d
  cmp    $0x1,%r12d
  jne    L2
  mov    %rbp,%rsi
  lea    D28(%rip),%rdi
  call   <printf@plt>
L7:
  mov    0x408(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L18
  add    $0x410,%rsp
  mov    %r12d,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L44:
  mov    %rbp,%rsi
  lea    D22(%rip),%rdi
  xor    %r12d,%r12d
  call   <printf@plt>
  mov    %rbp,%rdi
  call   <free@plt>
  jmp    L7
L18:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: tag: D26
type_guessed: string
name: disassemble_data
arguments: tag: D7
type_guessed: string
name: disassemble_data
arguments: tag: D24
type_guessed: string
name: disassemble_data
arguments: tag: D28
type_guessed: string
name: disassemble_data
arguments: tag: D22
type_guessed: string

tool: D26: r

tool: D7: test.txt

tool: D24: %s

tool: D28: String %s doesn't have unique characters


tool: D22: String %s has unique characters


assistant: ```c
int main() {
  FILE *file_ptr = fopen("test.txt", "r");
  if (file_ptr == NULL)
    return 1;
  char *string = (char *)malloc(256);
  fscanf(file_ptr, "%s", string);
  int ascii_table[256];
  char *iter = string;
  while (*iter) {
    int value = (int)*iter;
    if (ascii_table[value] == 1) {
      printf("String %s doesn't have unique characters\n", string);
      return 1;
    } else {
      ascii_table[value] = 1;
    }
    ++iter;
  }
  printf("String %s has unique characters\n", string);
  free(string);
  return 0;
}
```
user: What is the c source code of the assembly code below?

```asm
<getBadColumnId>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %edx,-0x20(%rbp)
  movl   $0x0,-0x8(%rbp)
  jmp    L5
L27:
  mov    -0x8(%rbp),%eax
  cltq
  add    $0x1,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rcx
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rax
  mov    -0x20(%rbp),%edx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <compare2Rows@plt>
  mov    %eax,-0x4(%rbp)
  cmpl   $0xffffffff,-0x4(%rbp)
  je     L8
  mov    -0x4(%rbp),%eax
  jmp    L36
L8:
  addl   $0x1,-0x8(%rbp)
L5:
  mov    -0x1c(%rbp),%eax
  sub    $0x1,%eax
  cmp    %eax,-0x8(%rbp)
  jl     L27
  mov    $0xffffffff,%eax
L36:
  leave
  ret
```

assistant: ```c
int getBadColumnId(char **letters, int n, int m) {
  int loop;
  int compareResult;
  for (loop = 0; loop < n - 1; loop++) {
    compareResult = compare2Rows(letters[loop], letters[loop + 1], m);
    if (compareResult != -1)
      return compareResult;
  }
  return -1;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<getBadColumnId>:
  endbr64
  cmp    $0x1,%esi
  jle    L25
  push   %r12
  push   %rbp
  push   %rbx
  mov    %edx,%ebp
  mov    %rdi,%rbx
  lea    -0x2(%rsi),%eax
  lea    0x8(%rdi,%rax,8),%r12
L11:
  mov    0x8(%rbx),%rsi
  mov    %ebp,%edx
  mov    (%rbx),%rdi
  call   <compare2Rows@plt>
  cmp    $0xffffffff,%eax
  jne    L20
  add    $0x8,%rbx
  cmp    %r12,%rbx
  jne    L11
L20:
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L25:
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int getBadColumnId(char **letters, int n, int m) {
  int loop;
  int compareResult;
  for (loop = 0; loop < n - 1; loop++) {
    compareResult = compare2Rows(letters[loop], letters[loop + 1], m);
    if (compareResult != -1)
      return compareResult;
  }
  return -1;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<getBadColumnId>:
  endbr64
  cmp    $0x1,%esi
  jle    L36
  lea    -0x2(%rsi),%eax
  push   %r12
  lea    0x8(%rdi,%rax,8),%r12
  push   %rbp
  mov    %edx,%ebp
  push   %rbx
  mov    %rdi,%rbx
  jmp    L0
  nopl   0x0(%rax)
L7:
  add    $0x8,%rbx
  cmp    %r12,%rbx
  je     L8
L0:
  mov    0x8(%rbx),%rsi
  mov    (%rbx),%rdi
  mov    %ebp,%edx
  call   <compare2Rows@plt>
  cmp    $0xffffffff,%eax
  je     L7
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopl   0x0(%rax)
L8:
  pop    %rbx
  mov    $0xffffffff,%eax
  pop    %rbp
  pop    %r12
  ret
L36:
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int getBadColumnId(char **letters, int n, int m) {
  int loop;
  int compareResult;
  for (loop = 0; loop < n - 1; loop++) {
    compareResult = compare2Rows(letters[loop], letters[loop + 1], m);
    if (compareResult != -1)
      return compareResult;
  }
  return -1;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<getBadColumnId>:
  endbr64
  cmp    $0x1,%esi
  jle    L12
  lea    -0x2(%rsi),%eax
  push   %r12
  lea    0x8(%rdi,%rax,8),%r12
  push   %rbp
  mov    %edx,%ebp
  push   %rbx
  mov    %rdi,%rbx
  jmp    L31
  nopl   0x0(%rax)
L16:
  add    $0x8,%rbx
  cmp    %r12,%rbx
  je     L24
L31:
  mov    0x8(%rbx),%rsi
  mov    (%rbx),%rdi
  mov    %ebp,%edx
  call   <compare2Rows@plt>
  cmp    $0xffffffff,%eax
  je     L16
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopl   0x0(%rax)
L24:
  pop    %rbx
  mov    $0xffffffff,%eax
  pop    %rbp
  pop    %r12
  ret
L12:
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int getBadColumnId(char **letters, int n, int m) {
  int loop;
  int compareResult;
  for (loop = 0; loop < n - 1; loop++) {
    compareResult = compare2Rows(letters[loop], letters[loop + 1], m);
    if (compareResult != -1)
      return compareResult;
  }
  return -1;
}
```
user: What is the c source code of the assembly code below:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %edi,-0x4(%rbp)
  mov    %rsi,-0x10(%rbp)
  lea    D5(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  leave
  ret
```

tool_calls: name: retrieve_data
arguments: data_tag: D5
type_guessed: string

tool: D5: llamaOS apps: hello-c


assistant: ```c
int main(int argc, char *argv[]) {
  printf("llamaOS apps: hello-c\n");
  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
  lea    D9(%rip),%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: parse_data
arguments: data_tag: D9
type_guessed: string

tool: D9: llamaOS apps: hello-c


assistant: ```c
int main(int argc, char *argv[]) {
  printf("llamaOS apps: hello-c\n");
  return 0;
}
```
user: 下面的汇编指令对应的C源代码是什么:

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

tool_calls: name: unpack_data
arguments: label: D2
type: string

tool: D2: llamaOS apps: hello-c


assistant: ```c
int main(int argc, char *argv[]) {
  printf("llamaOS apps: hello-c\n");
  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
  lea    D3(%rip),%rdi
  call   <printf@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: read_data
arguments: tag: D3
type_infered: string

tool: D3: llamaOS apps: hello-c


assistant: ```c
int main(int argc, char *argv[]) {
  printf("llamaOS apps: hello-c\n");
  return 0;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<foo>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  movl   $0x0,-0x4(%rbp)
  cmpl   $0x0,-0x14(%rbp)
  je     L7
  mov    $0x0,%eax
  call   <bar@plt>
  test   %rax,%rax
  je     L18
  mov    $0x0,%eax
  call   <foobar@plt>
  jmp    L18
L7:
  movl   $0x1,-0x4(%rbp)
  mov    $0x0,%eax
  call   <bar@plt>
  test   %rax,%rax
  je     L18
  movl   $0x2,-0x4(%rbp)
L18:
  nop
  leave
  ret
```

assistant: ```c
void foo(int s) {
  unsigned loc = 0;
  if (s) {
    if (bar()) {
      foobar();
    }
  } else {
    loc = 1;
    if (bar()) {
      loc = 2;
    }
  }
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<foo>:
  endbr64
  sub    $0x8,%rsp
  test   %edi,%edi
  je     L27
  mov    $0x0,%eax
  call   <bar@plt>
  test   %rax,%rax
  je     L15
  mov    $0x0,%eax
  call   <foobar@plt>
  jmp    L15
L27:
  mov    $0x0,%eax
  call   <bar@plt>
L15:
  add    $0x8,%rsp
  ret
```

assistant: ```c
void foo(int s) {
  unsigned loc = 0;
  if (s) {
    if (bar()) {
      foobar();
    }
  } else {
    loc = 1;
    if (bar()) {
      loc = 2;
    }
  }
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<foo>:
  endbr64
  test   %edi,%edi
  je     L5
  sub    $0x8,%rsp
  xor    %eax,%eax
  call   <bar@plt>
  test   %rax,%rax
  jne    L0
  add    $0x8,%rsp
  ret
  nopl   (%rax)
L5:
  xor    %eax,%eax
  jmp    1070 <bar@plt>
  nopw   0x0(%rax,%rax,1)
L0:
  xor    %eax,%eax
  add    $0x8,%rsp
  jmp    1060 <foobar@plt>
```

assistant: ```c
void foo(int s) {
  unsigned loc = 0;
  if (s) {
    if (bar()) {
      foobar();
    }
  } else {
    loc = 1;
    if (bar()) {
      loc = 2;
    }
  }
}
```
user: What is the c source code of the assembly code below?

```asm
<foo>:
  endbr64
  test   %edi,%edi
  je     L7
  sub    $0x8,%rsp
  xor    %eax,%eax
  call   <bar@plt>
  test   %rax,%rax
  jne    L18
  add    $0x8,%rsp
  ret
  nopl   (%rax)
L7:
  xor    %eax,%eax
  jmp    1070 <bar@plt>
  nopw   0x0(%rax,%rax,1)
L18:
  xor    %eax,%eax
  add    $0x8,%rsp
  jmp    1060 <foobar@plt>
```

assistant: ```c
void foo(int s) {
  unsigned loc = 0;
  if (s) {
    if (bar()) {
      foobar();
    }
  } else {
    loc = 1;
    if (bar()) {
      loc = 2;
    }
  }
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  movl   $0x0,-0x4(%rbp)
  jmp    L11
L10:
  movl   $0x1,-0x4(%rbp)
  jmp    L19
L5:
  addl   $0x3,-0x4(%rbp)
  cmpl   $0x4,-0x4(%rbp)
  jne    L19
  jmp    L11
L19:
  mov    $0x0,%eax
  call   <__undef2@plt>
  test   %rax,%rax
  jne    L5
L11:
  mov    $0x0,%eax
  call   <__undef@plt>
  test   %rax,%rax
  jne    L10
  cmpl   $0x0,-0x4(%rbp)
  js     L51
  cmpl   $0x4,-0x4(%rbp)
  jg     L51
  mov    $0x1,%eax
  jmp    L66
L51:
  mov    $0x0,%eax
L66:
  mov    %eax,%edi
  call   <assert@plt>
  mov    $0x0,%eax
  leave
  ret
```

assistant: ```c
int main() {
  int x = 0;
  while (__undef()) {
    x = 1;
    while (__undef2()) {
      x = x + 3;
      if (x == 4) {
        break;
      }
    }
  }
  assert(x >= 0 && x <= 4);
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<main>:
  endbr64
  push   %rbx
  mov    $0x0,%ebx
  jmp    L16
L4:
  mov    $0x0,%eax
  call   <__undef2@plt>
  cmp    $0x1,%rax
  sbb    %ebx,%ebx
  and    $0xfffffffd,%ebx
  add    $0x4,%ebx
L16:
  mov    $0x0,%eax
  call   <__undef@plt>
  test   %rax,%rax
  jne    L4
  cmp    $0x4,%ebx
  setbe  %dil
  movzbl %dil,%edi
  call   <assert@plt>
  mov    $0x0,%eax
  pop    %rbx
  ret
```

assistant: ```c
int main() {
  int x = 0;
  while (__undef()) {
    x = 1;
    while (__undef2()) {
      x = x + 3;
      if (x == 4) {
        break;
      }
    }
  }
  assert(x >= 0 && x <= 4);
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  jmp    L11
  nopw   0x0(%rax,%rax,1)
L15:
  xor    %eax,%eax
  call   <__undef2@plt>
L11:
  xor    %eax,%eax
  call   <__undef@plt>
  test   %rax,%rax
  jne    L15
  mov    $0x1,%edi
  call   <assert@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int main() {
  int x = 0;
  while (__undef()) {
    x = 1;
    while (__undef2()) {
      x = x + 3;
      if (x == 4) {
        break;
      }
    }
  }
  assert(x >= 0 && x <= 4);
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  jmp    L14
  nopw   0x0(%rax,%rax,1)
L11:
  xor    %eax,%eax
  call   <__undef2@plt>
L14:
  xor    %eax,%eax
  call   <__undef@plt>
  test   %rax,%rax
  jne    L11
  mov    $0x1,%edi
  call   <assert@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int main() {
  int x = 0;
  while (__undef()) {
    x = 1;
    while (__undef2()) {
      x = x + 3;
      if (x == 4) {
        break;
      }
    }
  }
  assert(x >= 0 && x <= 4);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<get_sha1_hex>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  movl   $0x0,-0x18(%rbp)
  jmp    L29
L18:
  mov    -0x28(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <hexval@plt>
  shl    $0x4,%eax
  mov    %eax,%ebx
  mov    -0x28(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <hexval@plt>
  or     %ebx,%eax
  mov    %eax,-0x14(%rbp)
  mov    -0x14(%rbp),%eax
  mov    $0x0,%al
  test   %eax,%eax
  je     L4
  mov    $0xffffffff,%eax
  jmp    L31
L4:
  mov    -0x30(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x30(%rbp)
  mov    -0x14(%rbp),%edx
  mov    %dl,(%rax)
  addq   $0x2,-0x28(%rbp)
  addl   $0x1,-0x18(%rbp)
L29:
  cmpl   $0x13,-0x18(%rbp)
  jle    L18
  mov    $0x0,%eax
L31:
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

assistant: ```c
int get_sha1_hex(const char *hex, unsigned char *sha1) {
  int i;
  for (i = 0; i < 20; i++) {
    unsigned int val = (hexval(hex[0]) << 4) | hexval(hex[1]);
    if (val & ~0xff)
      return -1;
    *sha1++ = val;
    hex += 2;
  }
  return 0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<get_sha1_hex>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%r12
  mov    %rsi,%r13
  mov    $0x0,%ebp
L21:
  movsbl (%r12,%rbp,2),%edi
  call   <hexval@plt>
  mov    %eax,%ebx
  movsbl 0x1(%r12,%rbp,2),%edi
  call   <hexval@plt>
  mov    %eax,%edx
  mov    %ebx,%eax
  shl    $0x4,%eax
  or     %edx,%eax
  test   $0xffffff00,%eax
  jne    L1
  mov    %al,0x0(%r13,%rbp,1)
  add    $0x1,%rbp
  cmp    $0x14,%rbp
  jne    L21
  mov    $0x0,%eax
  jmp    L0
L1:
  mov    $0xffffffff,%eax
L0:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
int get_sha1_hex(const char *hex, unsigned char *sha1) {
  int i;
  for (i = 0; i < 20; i++) {
    unsigned int val = (hexval(hex[0]) << 4) | hexval(hex[1]);
    if (val & ~0xff)
      return -1;
    *sha1++ = val;
    hex += 2;
  }
  return 0;
}
```
user: What is the c source code of the assembly code below?

```asm
<get_sha1_hex>:
  endbr64
  push   %r13
  xor    %r13d,%r13d
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  sub    $0x8,%rsp
  jmp    L26
  nopl   0x0(%rax)
L1:
  mov    %al,(%r12,%r13,1)
  add    $0x1,%r13
  cmp    $0x14,%r13
  je     L23
L26:
  movsbl 0x0(%rbp,%r13,2),%edi
  call   <hexval@plt>
  movsbl 0x1(%rbp,%r13,2),%edi
  mov    %eax,%ebx
  call   <hexval@plt>
  mov    %eax,%r8d
  mov    %ebx,%eax
  shl    $0x4,%eax
  or     %r8d,%eax
  test   $0xffffff00,%eax
  je     L1
  add    $0x8,%rsp
  mov    $0xffffffff,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax,%rax,1)
L23:
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
int get_sha1_hex(const char *hex, unsigned char *sha1) {
  int i;
  for (i = 0; i < 20; i++) {
    unsigned int val = (hexval(hex[0]) << 4) | hexval(hex[1]);
    if (val & ~0xff)
      return -1;
    *sha1++ = val;
    hex += 2;
  }
  return 0;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<get_sha1_hex>:
  endbr64
  push   %r13
  xor    %r13d,%r13d
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  sub    $0x8,%rsp
  jmp    L9
  nopl   0x0(%rax)
L6:
  mov    %al,(%r12,%r13,1)
  add    $0x1,%r13
  cmp    $0x14,%r13
  je     L10
L9:
  movsbl 0x0(%rbp,%r13,2),%edi
  call   <hexval@plt>
  movsbl 0x1(%rbp,%r13,2),%edi
  mov    %eax,%ebx
  call   <hexval@plt>
  mov    %eax,%r8d
  mov    %ebx,%eax
  shl    $0x4,%eax
  or     %r8d,%eax
  test   $0xffffff00,%eax
  je     L6
  add    $0x8,%rsp
  mov    $0xffffffff,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax,%rax,1)
L10:
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
int get_sha1_hex(const char *hex, unsigned char *sha1) {
  int i;
  for (i = 0; i < 20; i++) {
    unsigned int val = (hexval(hex[0]) << 4) | hexval(hex[1]);
    if (val & ~0xff)
      return -1;
    *sha1++ = val;
    hex += 2;
  }
  return 0;
}
```