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
  sub    $0x8,%rsp
  call   <init@plt>
  lea    D22(%rip),%rdi
  call   <puts@plt>
  lea    D31(%rip),%rdi
  call   <puts@plt>
  lea    D59(%rip),%rdi
  call   <puts@plt>
  lea    D33(%rip),%rdi
  call   <puts@plt>
  lea    D69(%rip),%rdi
  call   <puts@plt>
  mov    $0xfffff,%esi
  lea    D54(%rip),%rdi
  call   <printf@plt>
  lea    D12(%rip),%rdi
  call   <puts@plt>
  call   <load@plt>
  call   <execute@plt>
  xor    %edi,%edi
  add    $0x8,%rsp
  jmp    10e0 <cleanup@plt>
```

tool_calls: name: unpack_data
arguments: data_label: D22
type: string
name: unpack_data
arguments: data_label: D31
type: string
name: unpack_data
arguments: data_label: D59
type: string
name: unpack_data
arguments: data_label: D33
type: string
name: unpack_data
arguments: data_label: D69
type: string
name: unpack_data
arguments: data_label: D54
type: string
name: unpack_data
arguments: data_label: D12
type: string

tool: D22: *** Welcome to Simpletron! ***

tool: D31: *** Please enter your program one instruction ***

tool: D59: *** (or data word) at a time. I will type the ***

tool: D33: *** location number and a question mark (?).  ***

tool: D69: *** You then type the word for that location. ***

tool: D54: *** Type the sentinel %05X to stop entering ***

tool: D12: *** your program. ***

assistant: ```c
int main(void) {
  int init(void);
  int load(void);
  int execute(void);
  init();
  puts("*** Welcome to Simpletron! ***");
  puts("*** Please enter your program one instruction ***");
  puts("*** (or data word) at a time. I will type the ***");
  puts("*** location number and a question mark (?).  ***");
  puts("*** You then type the word for that location. ***");
  printf("*** Type the sentinel %05X to stop entering ***", (0xFFFFF));
  puts("*** your program. ***");
  load();
  execute();
  return cleanup((0));
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %edi,-0x4(%rbp)
  mov    %rsi,-0x10(%rbp)
  cmpl   $0x2,-0x4(%rbp)
  jne    L15
  mov    -0x10(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%rax
  mov    $0x0,%ecx
  mov    %rax,%rdx
  lea    D64(%rip),%rax
  mov    %rax,%rsi
  lea    D41(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <execl@plt>
  jmp    L12
L15:
  cmpl   $0x4,-0x4(%rbp)
  jne    L28
  mov    -0x10(%rbp),%rax
  add    $0x10,%rax
  mov    (%rax),%rax
  mov    $0x2,%edx
  mov    %rax,%rsi
  lea    D0(%rip),%rax
  mov    %rax,%rdi
  call   <strncmp@plt>
  test   %rax,%rax
  jne    L28
  mov    -0x10(%rbp),%rax
  add    $0x18,%rax
  mov    (%rax),%rdx
  mov    -0x10(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%rax
  mov    $0x0,%r9d
  mov    %rdx,%r8
  lea    D0(%rip),%rdx
  mov    %rdx,%rcx
  mov    %rax,%rdx
  lea    D64(%rip),%rax
  mov    %rax,%rsi
  lea    D41(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <execl@plt>
  jmp    L12
L28:
  lea    D7(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
L12:
  mov    $0x0,%eax
  leave
  ret
```

tool_calls: name: parse_data
arguments: data_tag: D64
datatype: string
name: parse_data
arguments: data_tag: D41
datatype: string
name: parse_data
arguments: data_tag: D0
datatype: string
name: parse_data
arguments: data_tag: D7
datatype: string

tool: D64: pair.py

tool: D41: /usr/lib/latch/system/pair.py

tool: D0: -f

tool: D7: use 'pairSYS <TOKEN> [-f latch.conf]'


assistant: ```c
int main(int argc, char **argv) {
  if (argc == 2) {
    execl("/usr/lib/latch/system/pair.py", "pair.py", argv[1], NULL);
  } else if (argc == 4 && strncmp("-f", argv[2], 2) == 0) {
    execl("/usr/lib/latch/system/pair.py", "pair.py", argv[1], "-f", argv[3], NULL);
  } else {
    printf("use 'pairSYS <TOKEN> [-f latch.conf]'\n");
  }
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<main>:
  endbr64
  push   %rbx
  mov    %rsi,%rbx
  cmp    $0x2,%edi
  je     L8
  cmp    $0x4,%edi
  je     L30
L31:
  lea    D34(%rip),%rdi
  call   <printf@plt>
L32:
  mov    $0x0,%eax
  pop    %rbx
  ret
L8:
  mov    0x8(%rsi),%rdx
  mov    $0x0,%ecx
  lea    D27(%rip),%rsi
  lea    D30(%rip),%rdi
  mov    $0x0,%eax
  call   <execl@plt>
  jmp    L32
L30:
  mov    0x10(%rsi),%rsi
  mov    $0x2,%edx
  lea    D24(%rip),%rdi
  call   <strncmp@plt>
  test   %rax,%rax
  jne    L31
  mov    0x8(%rbx),%rdx
  mov    $0x0,%r9d
  mov    0x18(%rbx),%r8
  lea    D24(%rip),%rcx
  lea    D27(%rip),%rsi
  lea    D30(%rip),%rdi
  call   <execl@plt>
  jmp    L32
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D34
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D27
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D30
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D24
type_infered: string

tool: D34: use 'pairSYS <TOKEN> [-f latch.conf]'


tool: D27: pair.py

tool: D30: /usr/lib/latch/system/pair.py

tool: D24: -f

assistant: ```c
int main(int argc, char **argv) {
  if (argc == 2) {
    execl("/usr/lib/latch/system/pair.py", "pair.py", argv[1], NULL);
  } else if (argc == 4 && strncmp("-f", argv[2], 2) == 0) {
    execl("/usr/lib/latch/system/pair.py", "pair.py", argv[1], "-f", argv[3], NULL);
  } else {
    printf("use 'pairSYS <TOKEN> [-f latch.conf]'\n");
  }
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<main>:
  endbr64
  push   %r12
  push   %rbx
  mov    %rsi,%rbx
  sub    $0x8,%rsp
  cmp    $0x2,%edi
  je     L6
  cmp    $0x4,%edi
  je     L14
L41:
  lea    D16(%rip),%rdi
  call   <printf@plt>
L2:
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %r12
  ret
L14:
  lea    D52(%rip),%r12
  mov    0x10(%rsi),%rsi
  mov    $0x2,%edx
  mov    %r12,%rdi
  call   <strncmp@plt>
  test   %rax,%rax
  jne    L41
  mov    0x8(%rbx),%rdx
  mov    0x18(%rbx),%r8
  xor    %r9d,%r9d
  mov    %r12,%rcx
  lea    D58(%rip),%rsi
  lea    D39(%rip),%rdi
  call   <execl@plt>
  jmp    L2
L6:
  mov    0x8(%rsi),%rdx
  xor    %ecx,%ecx
  lea    D58(%rip),%rsi
  xor    %eax,%eax
  lea    D39(%rip),%rdi
  call   <execl@plt>
  jmp    L2
```

tool_calls: name: read_data
arguments: label: D16
datatype: string
name: read_data
arguments: label: D52
datatype: string
name: read_data
arguments: label: D58
datatype: string
name: read_data
arguments: label: D39
datatype: string

tool: D16: use 'pairSYS <TOKEN> [-f latch.conf]'


tool: D52: -f

tool: D58: pair.py

tool: D39: /usr/lib/latch/system/pair.py

assistant: ```c
int main(int argc, char **argv) {
  if (argc == 2) {
    execl("/usr/lib/latch/system/pair.py", "pair.py", argv[1], NULL);
  } else if (argc == 4 && strncmp("-f", argv[2], 2) == 0) {
    execl("/usr/lib/latch/system/pair.py", "pair.py", argv[1], "-f", argv[3], NULL);
  } else {
    printf("use 'pairSYS <TOKEN> [-f latch.conf]'\n");
  }
  return 0;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<main>:
  endbr64
  push   %r12
  push   %rbx
  mov    %rsi,%rbx
  sub    $0x8,%rsp
  cmp    $0x2,%edi
  je     L28
  cmp    $0x4,%edi
  je     L20
L5:
  lea    D55(%rip),%rdi
  call   <printf@plt>
L27:
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %r12
  ret
L20:
  lea    D42(%rip),%r12
  mov    0x10(%rsi),%rsi
  mov    $0x2,%edx
  mov    %r12,%rdi
  call   <strncmp@plt>
  test   %rax,%rax
  jne    L5
  mov    0x8(%rbx),%rdx
  mov    0x18(%rbx),%r8
  xor    %r9d,%r9d
  mov    %r12,%rcx
  lea    D7(%rip),%rsi
  lea    D33(%rip),%rdi
  call   <execl@plt>
  jmp    L27
L28:
  mov    0x8(%rsi),%rdx
  xor    %ecx,%ecx
  lea    D7(%rip),%rsi
  xor    %eax,%eax
  lea    D33(%rip),%rdi
  call   <execl@plt>
  jmp    L27
```

tool_calls: name: retrieve_data
arguments: data_tag: D55
type_infered: string
name: retrieve_data
arguments: data_tag: D42
type_infered: string
name: retrieve_data
arguments: data_tag: D7
type_infered: string
name: retrieve_data
arguments: data_tag: D33
type_infered: string

tool: D55: use 'pairSYS <TOKEN> [-f latch.conf]'


tool: D42: -f

tool: D7: pair.py

tool: D33: /usr/lib/latch/system/pair.py

assistant: ```c
int main(int argc, char **argv) {
  if (argc == 2) {
    execl("/usr/lib/latch/system/pair.py", "pair.py", argv[1], NULL);
  } else if (argc == 4 && strncmp("-f", argv[2], 2) == 0) {
    execl("/usr/lib/latch/system/pair.py", "pair.py", argv[1], "-f", argv[3], NULL);
  } else {
    printf("use 'pairSYS <TOKEN> [-f latch.conf]'\n");
  }
  return 0;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<WSQ_AddOp_2_1>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x130,%rsp
  mov    %edi,-0x114(%rbp)
  mov    %rsi,-0x120(%rbp)
  mov    %edx,-0x118(%rbp)
  mov    %ecx,-0x124(%rbp)
  mov    %r8d,-0x128(%rbp)
  mov    %r9,-0x130(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x124(%rbp),%ecx
  mov    -0x118(%rbp),%edx
  lea    -0x110(%rbp),%rax
  lea    D10(%rip),%rsi
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <sprintf@plt>
  mov    -0x128(%rbp),%edx
  lea    -0x90(%rbp),%rax
  lea    D9(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <sprintf@plt>
  mov    -0x130(%rbp),%rdi
  lea    -0x90(%rbp),%rcx
  lea    -0x110(%rbp),%rdx
  mov    -0x120(%rbp),%rsi
  mov    -0x114(%rbp),%eax
  mov    %rdi,%r8
  mov    %eax,%edi
  call   <WSQ_AddOp@plt>
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L9
  call   <__stack_chk_fail@plt>
L9:
  leave
  ret
```

tool_calls: name: disassemble_data
arguments: data_label: D10
type: string
name: disassemble_data
arguments: data_label: D9
type: string

tool: D10: %d %d

tool: D9: %d

assistant: ```c
void WSQ_AddOp_2_1(int node_id, const char *optype, int in1, int in2, int out, const char *args) {
  char buf1[128];
  char buf2[128];
  sprintf(buf1, "%d %d", in1, in2);
  sprintf(buf2, "%d", out);
  WSQ_AddOp(node_id, optype, buf1, buf2, args);
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<WSQ_AddOp_2_1>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x118,%rsp
  mov    %edi,%ebx
  mov    %rsi,%rbp
  mov    %r8d,%r13d
  mov    %r9,%r12
  mov    %fs:0x28,%rax
  mov    %rax,0x108(%rsp)
  xor    %eax,%eax
  mov    %rsp,%r14
  lea    D6(%rip),%rsi
  mov    %r14,%rdi
  call   <sprintf@plt>
  lea    0x80(%rsp),%r15
  mov    %r13d,%edx
  lea    D17(%rip),%rsi
  mov    %r15,%rdi
  mov    $0x0,%eax
  call   <sprintf@plt>
  mov    %r12,%r8
  mov    %r15,%rcx
  mov    %r14,%rdx
  mov    %rbp,%rsi
  mov    %ebx,%edi
  call   <WSQ_AddOp@plt>
  mov    0x108(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L5
  add    $0x118,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L5:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: label: D6
datatype: string
name: parse_data
arguments: label: D17
datatype: string

tool: D6: %d %d

tool: D17: %d

assistant: ```c
void WSQ_AddOp_2_1(int node_id, const char *optype, int in1, int in2, int out, const char *args) {
  char buf1[128];
  char buf2[128];
  sprintf(buf1, "%d %d", in1, in2);
  sprintf(buf2, "%d", out);
  WSQ_AddOp(node_id, optype, buf1, buf2, args);
}
```
user: Translate the below assembly code into C programming language:

```asm
<WSQ_AddOp_2_1>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  mov    %r8d,%r13d
  push   %r12
  mov    %rsi,%r12
  lea    D18(%rip),%rsi
  push   %rbp
  mov    %edi,%ebp
  push   %rbx
  mov    %r9,%rbx
  sub    $0x118,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x108(%rsp)
  xor    %eax,%eax
  mov    %rsp,%r14
  lea    0x80(%rsp),%r15
  mov    %r14,%rdi
  call   <sprintf@plt>
  mov    %r13d,%edx
  mov    %r15,%rdi
  xor    %eax,%eax
  lea    D7(%rip),%rsi
  call   <sprintf@plt>
  mov    %rbx,%r8
  mov    %r15,%rcx
  mov    %r14,%rdx
  mov    %r12,%rsi
  mov    %ebp,%edi
  call   <WSQ_AddOp@plt>
  mov    0x108(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L9
  add    $0x118,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L9:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: label: D18
type: string
name: extract_symbolic_data
arguments: label: D7
type: string

tool: D18: %d %d

tool: D7: %d

assistant: ```c
void WSQ_AddOp_2_1(int node_id, const char *optype, int in1, int in2, int out, const char *args) {
  char buf1[128];
  char buf2[128];
  sprintf(buf1, "%d %d", in1, in2);
  sprintf(buf2, "%d", out);
  WSQ_AddOp(node_id, optype, buf1, buf2, args);
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<WSQ_AddOp_2_1>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  mov    %r8d,%r13d
  push   %r12
  mov    %rsi,%r12
  lea    D8(%rip),%rsi
  push   %rbp
  mov    %edi,%ebp
  push   %rbx
  mov    %r9,%rbx
  sub    $0x118,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x108(%rsp)
  xor    %eax,%eax
  mov    %rsp,%r14
  lea    0x80(%rsp),%r15
  mov    %r14,%rdi
  call   <sprintf@plt>
  mov    %r13d,%edx
  mov    %r15,%rdi
  xor    %eax,%eax
  lea    D16(%rip),%rsi
  call   <sprintf@plt>
  mov    %rbx,%r8
  mov    %r15,%rcx
  mov    %r14,%rdx
  mov    %r12,%rsi
  mov    %ebp,%edi
  call   <WSQ_AddOp@plt>
  mov    0x108(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L8
  add    $0x118,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L8:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D8
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D16
type_infered: string

tool: D8: %d %d

tool: D16: %d

assistant: ```c
void WSQ_AddOp_2_1(int node_id, const char *optype, int in1, int in2, int out, const char *args) {
  char buf1[128];
  char buf2[128];
  sprintf(buf1, "%d %d", in1, in2);
  sprintf(buf2, "%d", out);
  WSQ_AddOp(node_id, optype, buf1, buf2, args);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<itsit>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r13
  push   %r12
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%r12
  mov    %rsi,%rbx
  mov    %rbx,%rdi
  call   <strlen@plt>
  mov    %eax,%r13d
  movzbl (%rbx),%eax
  cmp    $0x73,%al
  jne    L96
  lea    0x1(%rbx),%rax
  movzbl (%rax),%eax
  cmp    $0x2e,%al
  jne    L96
  lea    0x2(%rbx),%rax
  mov    %rax,%rsi
  mov    %r12,%rdi
  mov    $0x0,%eax
  call   <itsit>
  test   %eax,%eax
  je     L96
  mov    $0x1,%eax
  jmp    L183
L137:
  add    $0x1,%r12
  add    $0x1,%rbx
  sub    $0x1,%r13d
L96:
  movzbl (%r12),%eax
  test   %al,%al
  je     L101
  movzbl (%rbx),%eax
  test   %al,%al
  je     L101
  movzbl (%r12),%edx
  movzbl (%rbx),%eax
  cmp    %al,%dl
  je     L137
L101:
  movzbl (%r12),%eax
  test   %al,%al
  jne    L143
  movzbl (%rbx),%eax
  test   %al,%al
  jne    L143
  mov    $0x1,%eax
  jmp    L183
L131:
  add    $0x1,%rbx
L143:
  movzbl (%rbx),%eax
  movsbl %al,%eax
  sub    $0x30,%eax
  cmp    $0x9,%eax
  jbe    L131
  movzbl (%r12),%eax
  test   %al,%al
  jne    L152
  mov    %rbx,%rax
  lea    0x1(%rax),%rbx
  movzbl (%rax),%eax
  cmp    $0x2e,%al
  jne    L152
  sub    $0x1,%r13d
  jmp    L100
L114:
  sub    $0x1,%r13d
  mov    %rbx,%rax
  lea    0x1(%rax),%rbx
  movzbl (%rax),%eax
  cmp    $0x2e,%al
  jne    L100
  mov    %rbx,%rax
  lea    0x1(%rax),%rbx
  movzbl (%rax),%eax
  cmp    $0x43,%al
  jne    L118
  mov    %rbx,%rax
  lea    0x1(%rax),%rbx
  movzbl (%rax),%eax
  test   %al,%al
  jne    L118
  mov    $0x1,%eax
  jmp    L183
L118:
  mov    $0x0,%eax
  jmp    L183
L100:
  test   %r13d,%r13d
  jle    L43
  movzbl (%rbx),%eax
  test   %al,%al
  jne    L114
L43:
  mov    $0x1,%eax
  jmp    L183
L152:
  mov    $0x0,%eax
L183:
  add    $0x8,%rsp
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %rbp
  ret
```

assistant: ```c
itsit(cp, dp) register char *cp, *dp;
{
  register int i = strlen(dp);
  if (dp[0] == 's' && dp[1] == '.' && itsit(cp, dp + 2))
    return (1);
  while (*cp && *dp && *cp == *dp)
    cp++, dp++, i--;
  if (*cp == 0 && *dp == 0)
    return (1);
  while (isdigit(*dp))
    dp++;
  if (*cp == 0 && *dp++ == '.') {
    --i;
    while (i > 0 && *dp)
      if (--i, *dp++ == '.')
        return (*dp++ == 'C' && *dp++ == 0);
    return (1);
  }
  return (0);
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<itsit>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbp
  mov    %rsi,%rbx
  mov    %rsi,%rdi
  call   <strlen@plt>
  mov    %eax,%r12d
  cmpb   $0x73,(%rbx)
  je     L52
L149:
  movzbl 0x0(%rbp),%eax
  test   %al,%al
  je     L22
L34:
  movzbl (%rbx),%edx
  cmp    %al,%dl
  jne    L152
  test   %dl,%dl
  je     L152
  add    $0x1,%rbp
  add    $0x1,%rbx
  sub    $0x1,%r12d
  movzbl 0x0(%rbp),%eax
  test   %al,%al
  jne    L34
L22:
  movzbl (%rbx),%ecx
  mov    $0x1,%edx
  test   %cl,%cl
  je     L91
  movsbl %cl,%edx
  sub    $0x30,%edx
  mov    $0x0,%eax
  cmp    $0x9,%edx
  jbe    L83
  jmp    L226
L52:
  cmpb   $0x2e,0x1(%rbx)
  jne    L149
  lea    0x2(%rbx),%rsi
  mov    %rbp,%rdi
  mov    $0x0,%eax
  call   <itsit>
  mov    $0x1,%edx
  test   %eax,%eax
  je     L149
  jmp    L91
L152:
  test   %al,%al
  je     L22
  movsbl (%rbx),%edx
  sub    $0x30,%edx
  cmp    $0x9,%edx
  ja     L127
L83:
  add    $0x1,%rbx
  movzbl (%rbx),%ecx
  movsbl %cl,%edx
  sub    $0x30,%edx
  cmp    $0x9,%edx
  jbe    L83
  mov    $0x0,%edx
  test   %al,%al
  jne    L91
L226:
  mov    $0x0,%edx
  add    $0x1,%rbx
  sub    $0x1,%r12d
  cmp    $0x2e,%cl
  je     L214
L91:
  mov    %edx,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L214:
  test   %r12d,%r12d
  jle    L164
  movzbl (%rbx),%eax
  test   %al,%al
  je     L195
  sub    $0x1,%r12d
  add    $0x1,%rbx
  cmp    $0x2e,%al
  jne    L214
  mov    $0x0,%edx
  cmpb   $0x43,(%rbx)
  jne    L91
  cmpb   $0x0,0x1(%rbx)
  sete   %dl
  movzbl %dl,%edx
  jmp    L91
L195:
  mov    $0x1,%edx
  jmp    L91
L164:
  mov    $0x1,%edx
  jmp    L91
L127:
  mov    $0x0,%edx
  jmp    L91
```

assistant: ```c
itsit(cp, dp) register char *cp, *dp;
{
  register int i = strlen(dp);
  if (dp[0] == 's' && dp[1] == '.' && itsit(cp, dp + 2))
    return (1);
  while (*cp && *dp && *cp == *dp)
    cp++, dp++, i--;
  if (*cp == 0 && *dp == 0)
    return (1);
  while (isdigit(*dp))
    dp++;
  if (*cp == 0 && *dp++ == '.') {
    --i;
    while (i > 0 && *dp)
      if (--i, *dp++ == '.')
        return (*dp++ == 'C' && *dp++ == 0);
    return (1);
  }
  return (0);
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<itsit>:
  endbr64
  push   %r13
  push   %r12
  mov    %rdi,%r12
  mov    %rsi,%rdi
  push   %rbp
  push   %rbx
  mov    %rsi,%rbx
  sub    $0x8,%rsp
  call   <strlen@plt>
  movsbl (%rbx),%ebp
  mov    %eax,%r13d
  cmp    $0x73,%bpl
  je     L46
  movzbl (%r12),%eax
  test   %al,%al
  jne    L76
  jmp    L219
  nopw   0x0(%rax,%rax,1)
L66:
  cmp    %al,%bpl
  jne    L229
  add    $0x1,%r12
  add    $0x1,%rbx
  movzbl (%r12),%eax
  movsbl (%rbx),%ebp
  sub    $0x1,%r13d
  test   %al,%al
  je     L219
L76:
  test   %bpl,%bpl
  jne    L66
L229:
  sub    $0x30,%ebp
  cmp    $0x9,%ebp
  ja     L7
  nopw   0x0(%rax,%rax,1)
L29:
  movsbl 0x1(%rbx),%edx
  add    $0x1,%rbx
  mov    %edx,%ebp
  sub    $0x30,%edx
  cmp    $0x9,%edx
  jbe    L29
  xor    %r8d,%r8d
  test   %al,%al
  jne    L137
L102:
  add    $0x1,%rbx
  sub    $0x1,%r13d
  cmp    $0x2e,%bpl
  je     L47
L7:
  xor    %r8d,%r8d
L137:
  add    $0x8,%rsp
  mov    %r8d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax,%rax,1)
L23:
  movzbl (%rbx),%eax
  test   %al,%al
  je     L215
  sub    $0x1,%r13d
  add    $0x1,%rbx
  cmp    $0x2e,%al
  je     L84
L47:
  test   %r13d,%r13d
  jg     L23
L215:
  mov    $0x1,%r8d
  jmp    L137
L219:
  mov    $0x1,%r8d
  test   %bpl,%bpl
  je     L137
  movsbl %bpl,%edx
  xor    %eax,%eax
  sub    $0x30,%edx
  cmp    $0x9,%edx
  jbe    L29
  jmp    L102
  nopl   0x0(%rax,%rax,1)
L46:
  cmpb   $0x2e,0x1(%rbx)
  je     L237
L90:
  movzbl (%r12),%eax
  test   %al,%al
  jne    L76
  jmp    L7
L237:
  lea    0x2(%rbx),%rsi
  mov    %r12,%rdi
  xor    %eax,%eax
  call   <itsit>
  mov    $0x1,%r8d
  test   %eax,%eax
  je     L90
  jmp    L137
L84:
  xor    %r8d,%r8d
  cmpb   $0x43,(%rbx)
  jne    L137
  xor    %r8d,%r8d
  cmpb   $0x0,0x1(%rbx)
  sete   %r8b
  jmp    L137
```

assistant: ```c
itsit(cp, dp) register char *cp, *dp;
{
  register int i = strlen(dp);
  if (dp[0] == 's' && dp[1] == '.' && itsit(cp, dp + 2))
    return (1);
  while (*cp && *dp && *cp == *dp)
    cp++, dp++, i--;
  if (*cp == 0 && *dp == 0)
    return (1);
  while (isdigit(*dp))
    dp++;
  if (*cp == 0 && *dp++ == '.') {
    --i;
    while (i > 0 && *dp)
      if (--i, *dp++ == '.')
        return (*dp++ == 'C' && *dp++ == 0);
    return (1);
  }
  return (0);
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<itsit>:
  endbr64
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  mov    %rsi,%rdi
  push   %rbx
  mov    %rsi,%rbx
  call   <strlen@plt>
  movzbl (%rbx),%ecx
  mov    %eax,%r12d
  cmp    $0x73,%cl
  je     L3
  movzbl 0x0(%rbp),%edx
  test   %dl,%dl
  jne    L127
  jmp    L85
  nopw   0x0(%rax,%rax,1)
L51:
  cmp    %dl,%al
  jne    L231
  movzbl 0x1(%rbp),%edx
  add    $0x1,%rbp
  lea    0x1(%rbx),%rax
  sub    $0x1,%r12d
  test   %dl,%dl
  je     L180
  mov    %rax,%rbx
L127:
  movsbl (%rbx),%eax
  test   %al,%al
  jne    L51
L231:
  sub    $0x30,%eax
  cmp    $0x9,%eax
  ja     L230
  nopw   0x0(%rax,%rax,1)
L145:
  movsbl 0x1(%rbx),%eax
  add    $0x1,%rbx
  mov    %eax,%ecx
  sub    $0x30,%eax
  cmp    $0x9,%eax
  jbe    L145
  xor    %eax,%eax
  test   %dl,%dl
  jne    L9
L70:
  add    $0x1,%rbx
  lea    -0x1(%r12),%eax
  cmp    $0x2e,%cl
  je     L53
L230:
  xor    %eax,%eax
L9:
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopl   (%rax)
L120:
  movzbl (%rbx),%edx
  test   %dl,%dl
  je     L194
  sub    $0x1,%eax
  add    $0x1,%rbx
  cmp    $0x2e,%dl
  je     L48
L53:
  test   %eax,%eax
  jg     L120
L194:
  mov    $0x1,%eax
  jmp    L9
  cs nopw 0x0(%rax,%rax,1)
L180:
  movzbl 0x1(%rbx),%ecx
  mov    %rax,%rbx
L85:
  mov    $0x1,%eax
  test   %cl,%cl
  je     L9
  movsbl %cl,%eax
  xor    %edx,%edx
  sub    $0x30,%eax
  cmp    $0x9,%eax
  jbe    L145
  jmp    L70
  nop
L3:
  cmpb   $0x2e,0x1(%rbx)
  je     L198
L181:
  movzbl 0x0(%rbp),%edx
  test   %dl,%dl
  jne    L127
  jmp    L230
L198:
  lea    0x2(%rbx),%rsi
  mov    %rbp,%rdi
  xor    %eax,%eax
  call   <itsit>
  mov    %eax,%r8d
  mov    $0x1,%eax
  test   %r8d,%r8d
  je     L181
  jmp    L9
L48:
  xor    %eax,%eax
  cmpb   $0x43,(%rbx)
  jne    L9
  xor    %eax,%eax
  cmpb   $0x0,0x1(%rbx)
  sete   %al
  jmp    L9
```

assistant: ```c
itsit(cp, dp) register char *cp, *dp;
{
  register int i = strlen(dp);
  if (dp[0] == 's' && dp[1] == '.' && itsit(cp, dp + 2))
    return (1);
  while (*cp && *dp && *cp == *dp)
    cp++, dp++, i--;
  if (*cp == 0 && *dp == 0)
    return (1);
  while (isdigit(*dp))
    dp++;
  if (*cp == 0 && *dp++ == '.') {
    --i;
    while (i > 0 && *dp)
      if (--i, *dp++ == '.')
        return (*dp++ == 'C' && *dp++ == 0);
    return (1);
  }
  return (0);
}
```