ylfeng/ReF-Decompile-dataset huggingface dataset:
user: What is the c source code of the assembly code below:

```asm
<parse_line>:
  endbr64
  push   %r12
  lea    D65(%rip),%r12
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x8,%rsp
  movsbl (%rdi),%esi
  mov    %r12,%rdi
  call   <strchr@plt>
  test   %rax,%rax
  jne    L38
  movzbl 0x0(%rbp),%eax
  cmp    $0x9,%al
  je     L7
L2:
  cmp    $0x20,%al
  je     L7
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  ret
  nopl   0x0(%rax,%rax,1)
L38:
  mov    %r12,%rsi
  mov    %rbp,%rdi
  call   <strtok@plt>
  lea    D56(%rip),%rdi
  mov    %rax,%rsi
  call   <printf@plt>
  movzbl 0x0(%rbp),%eax
  cmp    $0x9,%al
  jne    L2
L7:
  lea    D0(%rip),%r12
  mov    %rbp,%rdi
  mov    %r12,%rsi
  call   <strtok@plt>
  lea    D66(%rip),%rdi
  mov    %rax,%rsi
  call   <printf@plt>
  mov    %r12,%rsi
  xor    %edi,%edi
  call   <strtok@plt>
  lea    D4(%rip),%rdi
  mov    %rax,%rsi
  call   <printf@plt>
  mov    %r12,%rsi
  xor    %edi,%edi
  call   <strtok@plt>
  lea    D37(%rip),%rdi
  mov    %rax,%rsi
  call   <printf@plt>
  mov    %r12,%rsi
  xor    %edi,%edi
  call   <strtok@plt>
  lea    D48(%rip),%rdi
  mov    %rax,%rsi
  call   <printf@plt>
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  ret
```

tool_calls: name: retrieve_data
arguments: label: D65
datatype: string
name: retrieve_data
arguments: label: D56
datatype: string
name: retrieve_data
arguments: label: D0
datatype: string
name: retrieve_data
arguments: label: D66
datatype: string
name: retrieve_data
arguments: label: D4
datatype: string
name: retrieve_data
arguments: label: D37
datatype: string
name: retrieve_data
arguments: label: D48
datatype: string

tool: D65: !

tool: D56: COMMAND : %s

tool: D0:  

tool: D66: INSTR : %s


tool: D4: ARG1 : %s


tool: D37: ARG2 : %s


tool: D48: ARG3 : %s


assistant: ```c
int parse_line(char *line, unsigned buff[]) {
  char *instr = NULL;
  char *cmd = NULL;
  char *reg = NULL;
  char *arg1, *arg2, *arg3 = NULL;
  char *ls_reg = NULL;
  char *op_regs = NULL;
  char *val = NULL;
  if (strchr("!", *line)) {
    cmd = strtok(line, "!");
    printf("COMMAND : %s", cmd);
  }
  if (line[0] == '\t' || line[0] == ' ') {
    int i = 0;
    while (i < sizeof(line) / sizeof(char *)) {
      instr = strtok(line, " ");
      printf("INSTR : %s\n", instr);
      arg1 = strtok(NULL, " ");
      printf("ARG1 : %s\n", arg1);
      arg2 = strtok(NULL, " ");
      printf("ARG2 : %s\n", arg2);
      arg3 = strtok(NULL, " ");
      printf("ARG3 : %s\n", arg3);
      i++;
    }
  }
  return 0;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<bucketSort>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %edx,-0x20(%rbp)
  mov    -0x20(%rbp),%eax
  add    $0x1,%eax
  cltq
  shl    $0x2,%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x1c(%rbp),%edx
  mov    -0x18(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <printData@plt>
  mov    -0x20(%rbp),%eax
  add    $0x1,%eax
  cltq
  shl    $0x2,%eax
  mov    %eax,%edx
  mov    -0x8(%rbp),%rax
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <memset@plt>
  movl   $0x0,-0x10(%rbp)
  jmp    L15
L28:
  mov    -0x10(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%edx
  add    $0x1,%edx
  mov    %edx,(%rax)
  mov    -0x10(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%ecx
  mov    -0x10(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%edx
  mov    -0x10(%rbp),%eax
  mov    %eax,%esi
  lea    D0(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  addl   $0x1,-0x10(%rbp)
L15:
  mov    -0x10(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jl     L28
  movl   $0x0,-0x10(%rbp)
  jmp    L62
L24:
  mov    -0x10(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  test   %eax,%eax
  jle    L0
  movl   $0x0,-0xc(%rbp)
  jmp    L4
L23:
  mov    -0x10(%rbp),%eax
  mov    %eax,%esi
  lea    D6(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  addl   $0x1,-0xc(%rbp)
L4:
  mov    -0x10(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  cmp    %eax,-0xc(%rbp)
  jl     L23
L0:
  addl   $0x1,-0x10(%rbp)
L62:
  mov    -0x10(%rbp),%eax
  cmp    -0x20(%rbp),%eax
  jle    L24
  mov    $0xa,%edi
  call   <putchar@plt>
  nop
  leave
  ret
```

tool_calls: name: read_data
arguments: data_tag: D0
type_infered: string
name: read_data
arguments: data_tag: D6
type_infered: string

tool: D0: count[data[%2d]=%2d] = %2d


tool: D6: %4d

assistant: ```c
void bucketSort(int data[], int size, int maxValue) {
  int *count = malloc(sizeof(int) * (maxValue + 1));
  int i, j;
  printData(data, size);
  memset(count, 0, sizeof(int) * (maxValue + 1));
  for (i = 0; i < size; i++) {
    count[data[i]]++;
    printf("count[data[%2d]=%2d] = %2d\n", i, data[i], count[data[i]]);
  }
  for (i = 0; i <= maxValue; i++) {
    if (count[i] > 0) {
      for (j = 0; j < count[i]; j++) {
        printf("%4d", i);
      }
    }
  }
  printf("\n");
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<bucketSort>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbp
  mov    %esi,%r13d
  mov    %edx,%r14d
  lea    0x4(,%rdx,4),%ebx
  mov    %ebx,%edi
  call   <malloc@plt>
  mov    %rax,%r12
  mov    %r13d,%esi
  mov    %rbp,%rdi
  call   <printData@plt>
  mov    %ebx,%edx
  mov    $0x0,%esi
  mov    %r12,%rdi
  call   <memset@plt>
  test   %r13d,%r13d
  jle    L69
  mov    %r13d,%r13d
  mov    $0x0,%ebx
  lea    D3(%rip),%r15
L72:
  movslq 0x0(%rbp,%rbx,4),%rax
  addl   $0x1,(%r12,%rax,4)
  mov    0x0(%rbp,%rbx,4),%edx
  movslq %edx,%rax
  mov    (%r12,%rax,4),%ecx
  mov    %ebx,%esi
  mov    %r15,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  add    $0x1,%rbx
  cmp    %r13,%rbx
  jne    L72
L69:
  test   %r14d,%r14d
  js     L15
  mov    $0x0,%ebp
  lea    D0(%rip),%r15
  jmp    L45
L22:
  add    $0x1,%rbp
  cmp    %ebp,%r14d
  jl     L15
L45:
  mov    %ebp,%r13d
  cmpl   $0x0,(%r12,%rbp,4)
  jle    L22
  mov    $0x0,%ebx
L58:
  mov    %r13d,%esi
  mov    %r15,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  add    $0x1,%ebx
  cmp    %ebx,(%r12,%rbp,4)
  jg     L58
  jmp    L22
L15:
  mov    $0xa,%edi
  call   <putchar@plt>
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

tool_calls: name: disassemble_data
arguments: data_tag: D3
type: string
name: disassemble_data
arguments: data_tag: D0
type: string

tool: D3: count[data[%2d]=%2d] = %2d


tool: D0: %4d

assistant: ```c
void bucketSort(int data[], int size, int maxValue) {
  int *count = malloc(sizeof(int) * (maxValue + 1));
  int i, j;
  printData(data, size);
  memset(count, 0, sizeof(int) * (maxValue + 1));
  for (i = 0; i < size; i++) {
    count[data[i]]++;
    printf("count[data[%2d]=%2d] = %2d\n", i, data[i], count[data[i]]);
  }
  for (i = 0; i <= maxValue; i++) {
    if (count[i] > 0) {
      for (j = 0; j < count[i]; j++) {
        printf("%4d", i);
      }
    }
  }
  printf("\n");
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<bucketSort>:
  endbr64
  push   %r15
  mov    %rdi,%r15
  push   %r14
  mov    %edx,%r14d
  push   %r13
  lea    0x4(,%rdx,4),%r13d
  push   %r12
  mov    %r13d,%edi
  push   %rbp
  movslq %esi,%rbp
  push   %rbx
  sub    $0x8,%rsp
  call   <malloc@plt>
  mov    %ebp,%esi
  mov    %r15,%rdi
  mov    %rax,%r12
  call   <printData@plt>
  xor    %esi,%esi
  mov    %r13d,%edx
  mov    %r12,%rdi
  call   <memset@plt>
  test   %ebp,%ebp
  jle    L23
  xor    %ebx,%ebx
  lea    D4(%rip),%r13
  nopw   0x0(%rax,%rax,1)
L22:
  movslq (%r15,%rbx,4),%rax
  mov    %ebx,%esi
  mov    %r13,%rdi
  addl   $0x1,(%r12,%rax,4)
  movslq (%r15,%rbx,4),%rax
  add    $0x1,%rbx
  mov    (%r12,%rax,4),%ecx
  mov    %rax,%rdx
  xor    %eax,%eax
  call   <printf@plt>
  cmp    %rbx,%rbp
  jne    L22
L23:
  test   %r14d,%r14d
  js     L61
  xor    %ebp,%ebp
  lea    D3(%rip),%r15
  jmp    L73
  nopl   0x0(%rax)
L12:
  add    $0x1,%rbp
  cmp    %ebp,%r14d
  jl     L61
L73:
  mov    (%r12,%rbp,4),%eax
  mov    %ebp,%r13d
  test   %eax,%eax
  jle    L12
  xor    %ebx,%ebx
  xchg   %ax,%ax
L55:
  mov    %r13d,%esi
  mov    %r15,%rdi
  xor    %eax,%eax
  add    $0x1,%ebx
  call   <printf@plt>
  cmp    %ebx,(%r12,%rbp,4)
  jg     L55
  add    $0x1,%rbp
  cmp    %ebp,%r14d
  jge    L73
L61:
  add    $0x8,%rsp
  mov    $0xa,%edi
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    1090 <putchar@plt>
```

tool_calls: name: unpack_data
arguments: tag: D4
type_infered: string
name: unpack_data
arguments: tag: D3
type_infered: string

tool: D4: count[data[%2d]=%2d] = %2d


tool: D3: %4d

assistant: ```c
void bucketSort(int data[], int size, int maxValue) {
  int *count = malloc(sizeof(int) * (maxValue + 1));
  int i, j;
  printData(data, size);
  memset(count, 0, sizeof(int) * (maxValue + 1));
  for (i = 0; i < size; i++) {
    count[data[i]]++;
    printf("count[data[%2d]=%2d] = %2d\n", i, data[i], count[data[i]]);
  }
  for (i = 0; i <= maxValue; i++) {
    if (count[i] > 0) {
      for (j = 0; j < count[i]; j++) {
        printf("%4d", i);
      }
    }
  }
  printf("\n");
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<bucketSort>:
  endbr64
  push   %r15
  mov    %rdi,%r15
  push   %r14
  mov    %edx,%r14d
  push   %r13
  lea    0x4(,%rdx,4),%r13d
  push   %r12
  mov    %r13d,%edi
  push   %rbp
  movslq %esi,%rbp
  push   %rbx
  sub    $0x8,%rsp
  call   <malloc@plt>
  mov    %ebp,%esi
  mov    %r15,%rdi
  mov    %rax,%r12
  call   <printData@plt>
  xor    %esi,%esi
  mov    %r13d,%edx
  mov    %r12,%rdi
  call   <memset@plt>
  test   %ebp,%ebp
  jle    L62
  xor    %ebx,%ebx
  lea    D11(%rip),%r13
  nopw   0x0(%rax,%rax,1)
L2:
  movslq (%r15,%rbx,4),%rax
  mov    %ebx,%esi
  mov    %r13,%rdi
  addl   $0x1,(%r12,%rax,4)
  movslq (%r15,%rbx,4),%rax
  add    $0x1,%rbx
  mov    (%r12,%rax,4),%ecx
  mov    %rax,%rdx
  xor    %eax,%eax
  call   <printf@plt>
  cmp    %rbx,%rbp
  jne    L2
L62:
  test   %r14d,%r14d
  js     L29
  xor    %ebp,%ebp
  lea    D19(%rip),%r15
  jmp    L66
  nopl   0x0(%rax)
L65:
  add    $0x1,%rbp
  cmp    %ebp,%r14d
  jl     L29
L66:
  mov    (%r12,%rbp,4),%eax
  mov    %ebp,%r13d
  test   %eax,%eax
  jle    L65
  xor    %ebx,%ebx
  xchg   %ax,%ax
L47:
  mov    %r13d,%esi
  mov    %r15,%rdi
  xor    %eax,%eax
  add    $0x1,%ebx
  call   <printf@plt>
  cmp    %ebx,(%r12,%rbp,4)
  jg     L47
  add    $0x1,%rbp
  cmp    %ebp,%r14d
  jge    L66
L29:
  add    $0x8,%rsp
  mov    $0xa,%edi
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    1090 <putchar@plt>
```

tool_calls: name: retrieve_data
arguments: data_tag: D11
type: string
name: retrieve_data
arguments: data_tag: D19
type: string

tool: D11: count[data[%2d]=%2d] = %2d


tool: D19: %4d

assistant: ```c
void bucketSort(int data[], int size, int maxValue) {
  int *count = malloc(sizeof(int) * (maxValue + 1));
  int i, j;
  printData(data, size);
  memset(count, 0, sizeof(int) * (maxValue + 1));
  for (i = 0; i < size; i++) {
    count[data[i]]++;
    printf("count[data[%2d]=%2d] = %2d\n", i, data[i], count[data[i]]);
  }
  for (i = 0; i <= maxValue; i++) {
    if (count[i] > 0) {
      for (j = 0; j < count[i]; j++) {
        printf("%4d", i);
      }
    }
  }
  printf("\n");
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<issorted>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    %rcx,-0x30(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  je     L33
  cmpq   $0x0,-0x30(%rbp)
  jne    L62
L33:
  mov    $0xffffffff,%eax
  jmp    L15
L62:
  movl   $0x0,-0x4(%rbp)
  jmp    L38
L25:
  mov    -0x4(%rbp),%eax
  add    $0x1,%eax
  cltq
  imul   -0x28(%rbp),%rax
  mov    %rax,%rdx
  mov    -0x18(%rbp),%rax
  lea    (%rdx,%rax,1),%rcx
  mov    -0x4(%rbp),%eax
  cltq
  imul   -0x28(%rbp),%rax
  mov    %rax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rax,%rdx
  mov    -0x30(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rdx,%rdi
  call   *%rax
  test   %eax,%eax
  jle    L46
  mov    $0x0,%eax
  jmp    L15
L46:
  addl   $0x1,-0x4(%rbp)
L38:
  mov    -0x4(%rbp),%eax
  cltq
  mov    -0x20(%rbp),%rdx
  sub    $0x1,%rdx
  cmp    %rdx,%rax
  jb     L25
  mov    $0x1,%eax
L15:
  leave
  ret
```

assistant: ```c
int issorted(void *array, size_t nmemb, size_t size, int (*compare)(const void *, const void *)) {
  if (array == NULL || compare == NULL)
    return -1;
  int i;
  for (i = 0; i < nmemb - 1; i++) {
    if (compare(array + (i * size), array + ((i + 1) * size)) > 0)
      return 0;
  }
  return 1;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<issorted>:
  endbr64
  test   %rdi,%rdi
  je     L14
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdx,%r13
  mov    %rcx,%r12
  test   %rcx,%rcx
  je     L54
  lea    -0x1(%rsi),%r14
  mov    $0x0,%ebx
L43:
  cmp    %r14,%rbx
  je     L42
  lea    0x0(%r13,%rdi,1),%rbp
  mov    %rbp,%rsi
  call   *%r12
  add    $0x1,%rbx
  test   %eax,%eax
  jg     L30
  mov    %rbp,%rdi
  jmp    L43
L42:
  mov    $0x1,%eax
L38:
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L54:
  mov    $0xffffffff,%eax
  jmp    L38
L30:
  mov    $0x0,%eax
  jmp    L38
L14:
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int issorted(void *array, size_t nmemb, size_t size, int (*compare)(const void *, const void *)) {
  if (array == NULL || compare == NULL)
    return -1;
  int i;
  for (i = 0; i < nmemb - 1; i++) {
    if (compare(array + (i * size), array + ((i + 1) * size)) > 0)
      return 0;
  }
  return 1;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<issorted>:
  endbr64
  test   %rdi,%rdi
  je     L10
  push   %r14
  push   %r13
  push   %r12
  mov    %rcx,%r12
  push   %rbp
  push   %rbx
  test   %rcx,%rcx
  je     L6
  mov    %rdx,%r13
  lea    -0x1(%rsi),%rbp
  xor    %ebx,%ebx
  jmp    L41
  nopl   0x0(%rax)
L5:
  lea    0x0(%r13,%rdi,1),%r14
  add    $0x1,%rbx
  mov    %r14,%rsi
  call   *%r12
  test   %eax,%eax
  jg     L36
  mov    %r14,%rdi
L41:
  cmp    %rbp,%rbx
  jne    L5
  pop    %rbx
  mov    $0x1,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopl   0x0(%rax)
L36:
  pop    %rbx
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopl   0x0(%rax,%rax,1)
L6:
  pop    %rbx
  mov    $0xffffffff,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  cs nopw 0x0(%rax,%rax,1)
L10:
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int issorted(void *array, size_t nmemb, size_t size, int (*compare)(const void *, const void *)) {
  if (array == NULL || compare == NULL)
    return -1;
  int i;
  for (i = 0; i < nmemb - 1; i++) {
    if (compare(array + (i * size), array + ((i + 1) * size)) > 0)
      return 0;
  }
  return 1;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<issorted>:
  endbr64
  test   %rdi,%rdi
  je     L45
  push   %r14
  push   %r13
  push   %r12
  mov    %rcx,%r12
  push   %rbp
  push   %rbx
  test   %rcx,%rcx
  je     L37
  mov    %rdx,%r13
  lea    -0x1(%rsi),%rbp
  xor    %ebx,%ebx
  jmp    L49
  nopl   0x0(%rax)
L28:
  lea    (%rdi,%r13,1),%r14
  add    $0x1,%rbx
  mov    %r14,%rsi
  call   *%r12
  test   %eax,%eax
  jg     L29
  mov    %r14,%rdi
L49:
  cmp    %rbx,%rbp
  jne    L28
  pop    %rbx
  mov    $0x1,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L29:
  pop    %rbx
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopl   0x0(%rax,%rax,1)
L37:
  pop    %rbx
  mov    $0xffffffff,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  xchg   %ax,%ax
L45:
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int issorted(void *array, size_t nmemb, size_t size, int (*compare)(const void *, const void *)) {
  if (array == NULL || compare == NULL)
    return -1;
  int i;
  for (i = 0; i < nmemb - 1; i++) {
    if (compare(array + (i * size), array + ((i + 1) * size)) > 0)
      return 0;
  }
  return 1;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<memcmp>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x20(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  jmp    L47
L49:
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%edx
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    %al,%dl
  jge    L3
  mov    $0xffffffff,%eax
  jmp    L57
L3:
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%edx
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    %al,%dl
  jle    L44
  mov    $0x1,%eax
  jmp    L57
L44:
  addq   $0x1,-0x10(%rbp)
  addq   $0x1,-0x8(%rbp)
L47:
  mov    -0x28(%rbp),%rax
  lea    -0x1(%rax),%rdx
  mov    %rdx,-0x28(%rbp)
  test   %rax,%rax
  jne    L49
  mov    $0x0,%eax
L57:
  pop    %rbp
  ret
```

assistant: ```c
int memcmp(const void *s1, const void *s2, size_t n) {
  const char *p1 = (const char *)s1;
  const char *p2 = (const char *)s2;
  while (n-- > 0) {
    if (*p1 < *p2) {
      return -1;
    } else if (*p1 > *p2) {
      return +1;
    }
    p1++, p2++;
  }
  return 0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<memcmp>:
  endbr64
  test   %rdx,%rdx
  je     L7
  mov    $0x0,%eax
L10:
  movzbl (%rdi,%rax,1),%r8d
  movzbl (%rsi,%rax,1),%ecx
  cmp    %cl,%r8b
  jl     L11
  jg     L4
  add    $0x1,%rax
  cmp    %rdx,%rax
  jne    L10
  mov    $0x0,%eax
  ret
L7:
  mov    $0x0,%eax
  ret
L11:
  mov    $0xffffffff,%eax
  ret
L4:
  mov    $0x1,%eax
  ret
```

assistant: ```c
int memcmp(const void *s1, const void *s2, size_t n) {
  const char *p1 = (const char *)s1;
  const char *p2 = (const char *)s2;
  while (n-- > 0) {
    if (*p1 < *p2) {
      return -1;
    } else if (*p1 > *p2) {
      return +1;
    }
    p1++, p2++;
  }
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<memcmp>:
  endbr64
  test   %rdx,%rdx
  je     L42
  xor    %eax,%eax
  jmp    L15
  nopl   (%rax)
L4:
  jg     L48
  add    $0x1,%rax
  cmp    %rdx,%rax
  je     L42
L15:
  movzbl (%rsi,%rax,1),%ecx
  cmp    %cl,(%rdi,%rax,1)
  jge    L4
  mov    $0xffffffff,%eax
  ret
  nopw   0x0(%rax,%rax,1)
L42:
  xor    %eax,%eax
  ret
  nopl   0x0(%rax,%rax,1)
L48:
  mov    $0x1,%eax
  ret
```

assistant: ```c
int memcmp(const void *s1, const void *s2, size_t n) {
  const char *p1 = (const char *)s1;
  const char *p2 = (const char *)s2;
  while (n-- > 0) {
    if (*p1 < *p2) {
      return -1;
    } else if (*p1 > *p2) {
      return +1;
    }
    p1++, p2++;
  }
  return 0;
}
```
user: Translate the below assembly code into C programming language:

```asm
<memcmp>:
  endbr64
  test   %rdx,%rdx
  je     L13
  xor    %eax,%eax
  jmp    L37
  nopl   (%rax)
L11:
  jg     L20
  add    $0x1,%rax
  cmp    %rdx,%rax
  je     L13
L37:
  movzbl (%rsi,%rax,1),%ecx
  cmp    %cl,(%rdi,%rax,1)
  jge    L11
  mov    $0xffffffff,%eax
  ret
  nopw   0x0(%rax,%rax,1)
L13:
  xor    %eax,%eax
  ret
  nopl   0x0(%rax,%rax,1)
L20:
  mov    $0x1,%eax
  ret
```

assistant: ```c
int memcmp(const void *s1, const void *s2, size_t n) {
  const char *p1 = (const char *)s1;
  const char *p2 = (const char *)s2;
  while (n-- > 0) {
    if (*p1 < *p2) {
      return -1;
    } else if (*p1 > *p2) {
      return +1;
    }
    p1++, p2++;
  }
  return 0;
}
```
user: Translate the below assembly code into C programming language:

```asm
<fgets_char>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  movq   $0x0,-0x8(%rbp)
  movl   $0x0,-0x10(%rbp)
L70:
  mov    -0x8(%rbp),%rax
  cmp    -0x28(%rbp),%rax
  setb   %al
  movzbl %al,%eax
  mov    %eax,%edi
  call   <assert@plt>
  mov    -0x28(%rbp),%rax
  sub    $0x1,%rax
  cmp    %rax,-0x8(%rbp)
  je     L76
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <fgetc@plt>
  mov    %eax,-0xc(%rbp)
  mov    D3(%rip),%rax
  mov    (%rax),%eax
  cmp    %eax,-0xc(%rbp)
  je     L66
  mov    -0x8(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x8(%rbp)
  mov    -0x20(%rbp),%rdx
  add    %rdx,%rax
  mov    -0xc(%rbp),%edx
  mov    %dl,(%rax)
  cmpl   $0xa,-0xc(%rbp)
  je     L72
  cmpl   $0x0,-0x10(%rbp)
  je     L56
  mov    -0x18(%rbp),%rdx
  mov    -0xc(%rbp),%eax
  mov    %rdx,%rsi
  mov    %eax,%edi
  call   <ungetc@plt>
  jmp    L52
L56:
  cmpl   $0xd,-0xc(%rbp)
  sete   %al
  movzbl %al,%eax
  mov    %eax,-0x10(%rbp)
  jmp    L70
L76:
  nop
  jmp    L52
L66:
  nop
  jmp    L52
L72:
  nop
L52:
  mov    -0x8(%rbp),%rax
  cmp    -0x28(%rbp),%rax
  setb   %al
  movzbl %al,%eax
  mov    %eax,%edi
  call   <assert@plt>
  mov    -0x20(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  mov    -0x8(%rbp),%rax
  leave
  ret
```

assistant: ```c
size_t fgets_char(FILE *fp, char *string, size_t max) {
  size_t index;
  int c, lastcr;
  index = 0;
  lastcr = 0;
  for (;;) {
    assert(index < max);
    if (index == max - 1)
      break;
    if ((c = fgetc(fp)) == EOF)
      break;
    string[index++] = (char)c;
    if (c == '\n') {
      break;
    } else if (lastcr) {
      ungetc(c, fp);
      break;
    }
    lastcr = (c == '\r');
  }
  assert(index < max);
  string[index] = '\0';
  return index;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<fgets_char>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%r14
  mov    %rsi,%r13
  mov    %rdx,%r12
  lea    -0x1(%rdx),%r15
  mov    $0x0,%ebp
  mov    $0x0,%ebx
L32:
  cmp    %r12,%rbx
  setb   %dil
  movzbl %dil,%edi
  call   <assert@plt>
  cmp    %r15,%rbx
  je     L38
  mov    %r14,%rdi
  call   <fgetc@plt>
  mov    D7(%rip),%rdx
  cmp    %eax,(%rdx)
  je     L31
  add    $0x1,%rbx
  mov    %al,-0x1(%r13,%rbx,1)
  cmp    $0xa,%eax
  je     L31
  test   %ebp,%ebp
  jne    L45
  cmp    $0xd,%eax
  sete   %bpl
  movzbl %bpl,%ebp
  jmp    L32
L45:
  mov    %r14,%rsi
  mov    %eax,%edi
  call   <ungetc@plt>
  jmp    L31
L38:
  mov    %r15,%rbx
L31:
  cmp    %r12,%rbx
  setb   %dil
  movzbl %dil,%edi
  call   <assert@plt>
  movb   $0x0,0x0(%r13,%rbx,1)
  mov    %rbx,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
size_t fgets_char(FILE *fp, char *string, size_t max) {
  size_t index;
  int c, lastcr;
  index = 0;
  lastcr = 0;
  for (;;) {
    assert(index < max);
    if (index == max - 1)
      break;
    if ((c = fgetc(fp)) == EOF)
      break;
    string[index++] = (char)c;
    if (c == '\n') {
      break;
    } else if (lastcr) {
      ungetc(c, fp);
      break;
    }
    lastcr = (c == '\r');
  }
  assert(index < max);
  string[index] = '\0';
  return index;
}
```