user: 请从给定的汇编指令推导出C源代码:

```asm
<vprintf>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  push   %rbx
  mov    %rsi,%rbx
  sub    $0x58,%rsp
  mov    %edx,(%rsp)
  mov    %ecx,0xc(%rsp)
  mov    %r8,0x10(%rsp)
  mov    %r9d,0x8(%rsp)
  mov    %fs:0x28,%rax
  mov    %rax,0x48(%rsp)
  xor    %eax,%eax
  movl   $0x0,0x3c(%rsp)
  mov    0x3c(%rsp),%eax
  cmp    $0x3e7,%eax
  jg     L43
  nopl   0x0(%rax)
L166:
  mov    0x3c(%rsp),%eax
  add    $0x1,%eax
  mov    %eax,0x3c(%rsp)
  mov    0x3c(%rsp),%eax
  cmp    $0x3e7,%eax
  jle    L166
L43:
  mov    %rbx,%rdi
  call   <strlen@plt>
  xor    %r9d,%r9d
  mov    %eax,%r15d
  test   %eax,%eax
  jle    L537
  mov    0x8(%rsp),%eax
  xor    %ecx,%ecx
  mov    $0xfffffffe,%r14d
  xor    %r9d,%r9d
  xor    %ebp,%ebp
  and    $0x100000,%eax
  mov    %eax,0x1c(%rsp)
  cs nopw 0x0(%rax,%rax,1)
L446:
  movzbl (%rbx),%eax
  test   %cl,%cl
  je     L24
  movslq (%rsp),%rdi
  cmp    $0xfffffffe,%r14d
  je     L235
  movslq 0xc(%rsp),%rdi
  cmp    $0xffffffff,%r14d
  je     L235
  mov    0x10(%rsp),%rsi
  movslq %r14d,%rdx
  movslq (%rsi,%rdx,4),%rdi
L235:
  cmp    $0x25,%al
  je     L417
  cmp    $0x64,%al
  je     L109
  cmp    $0x69,%al
  je     L109
  cmp    $0x75,%al
  je     L414
  mov    %eax,%edx
  and    $0xffffffdf,%edx
  cmp    $0x58,%dl
  je     L175
  cmp    $0x73,%al
  je     L233
  cmp    $0x63,%al
  je     L245
  movsbl %al,%edi
  mov    %r9d,0x28(%rsp)
  mov    %cl,0x20(%rsp)
  call   <isdigit@plt>
  movzbl 0x20(%rsp),%ecx
  mov    0x28(%rsp),%r9d
  test   %rax,%rax
  jne    L171
  movzbl (%rbx),%eax
  cmp    $0x6c,%al
  sete   %dl
  cmp    $0x20,%al
  sete   %sil
  or     %sil,%dl
  jne    L401
  lea    -0x2d(%rax),%edx
  cmp    $0x1,%dl
  ja     L222
L401:
  cmp    $0x2e,%al
  je     L373
  mov    %r13d,%edx
  or     $0x80000,%edx
  cmp    $0x2d,%al
  cmove  %edx,%r13d
  add    $0x1,%ebp
  add    $0x1,%rbx
  cmp    %ebp,%r15d
  jne    L446
L537:
  mov    0x48(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L356
  add    $0x58,%rsp
  mov    %r9d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  cs nopw 0x0(%rax,%rax,1)
L24:
  cmp    $0x25,%al
  je     L417
L222:
  mov    0x1c(%rsp),%edx
  xor    %ecx,%ecx
  test   %edx,%edx
  je     L349
  nopw   0x0(%rax,%rax,1)
L2:
  add    $0x1,%ebp
  add    $0x1,%rbx
  cmp    %ebp,%r15d
  jne    L446
  jmp    L537
  nopw   0x0(%rax,%rax,1)
L417:
  test   %ebp,%ebp
  je     L348
  cmpb   $0x25,-0x1(%rbx)
  je     L346
  movl   $0xffffffff,0x18(%rsp)
  mov    0x8(%rsp),%r13d
  mov    $0x1,%ecx
  movl   $0x0,0x4(%rsp)
  jmp    L2
  nopw   0x0(%rax,%rax,1)
L348:
  movl   $0x0,0x4(%rsp)
  mov    0x8(%rsp),%r13d
  mov    $0x1,%ecx
  movl   $0xffffffff,0x18(%rsp)
  jmp    L2
  nopl   0x0(%rax)
L109:
  mov    0x4(%rsp),%ecx
  mov    %r9d,%edx
  mov    %r12,%rsi
  add    $0x1,%r14d
  or     %r13d,%ecx
  call   <decimal@plt>
  xor    %ecx,%ecx
  mov    %eax,%r9d
  jmp    L2
L175:
  mov    0x4(%rsp),%ecx
  mov    %r9d,%edx
  mov    %r12,%rsi
  add    $0x1,%r14d
  or     %r13d,%ecx
  call   <hex@plt>
  xor    %ecx,%ecx
  mov    %eax,%r9d
  jmp    L2
L346:
  mov    0x1c(%rsp),%esi
  xor    %ecx,%ecx
  test   %esi,%esi
  jne    L2
  mov    %r9d,%edx
  mov    %r12,%rsi
  mov    $0x25,%edi
  mov    %cl,0x20(%rsp)
  call   <outchar@plt>
  movzbl 0x20(%rsp),%ecx
  mov    %eax,%r9d
  jmp    L2
  nop
L233:
  add    $0x1,%r14d
  test   $0x100000,%r13d
  je     L58
  cmp    $0xffffffffffffffff,%r12
  je     L211
  xor    %ecx,%ecx
  cmp    $0xff,%r12
  jbe    L2
  movslq %r9d,%rax
  lea    (%r12,%rax,1),%rsi
  cmpb   $0x20,(%rsi)
  jg     L451
  lea    0x1(%r12,%rax,1),%rax
  lea    0x1(%r9),%edx
  sub    %eax,%edx
  nopl   (%rax)
L503:
  lea    (%rdx,%rax,1),%ecx
  mov    %rax,%rsi
  add    $0x1,%rax
  cmpb   $0x20,-0x1(%rax)
  jle    L503
L223:
  lea    0x1(%rcx),%eax
  cltq
  nopl   (%rax)
L488:
  mov    %eax,%r9d
  add    $0x1,%rax
  cmpb   $0x20,-0x1(%r12,%rax,1)
  jg     L488
  mov    %r9d,%edx
  mov    %r9d,0x2c(%rsp)
  sub    %ecx,%edx
  mov    %rdi,0x20(%rsp)
  mov    %edx,0x28(%rsp)
  call   <memcpy@plt>
  movslq 0x28(%rsp),%rdx
  mov    0x20(%rsp),%rdi
  xor    %ecx,%ecx
  mov    0x2c(%rsp),%r9d
  movb   $0x0,(%rdi,%rdx,1)
  jmp    L2
  nopl   0x0(%rax)
L171:
  xor    %ecx,%ecx
  cmpl   $0x3,0x18(%rsp)
  jg     L2
  mov    0x18(%rsp),%edi
  movzbl (%rbx),%esi
  lea    0x1(%rdi),%edx
  movslq %edx,%rax
  mov    %edx,0x18(%rsp)
  mov    %sil,0x43(%rsp,%rax,1)
  lea    0x2(%rdi),%eax
  lea    0x43(%rsp),%rdi
  cltq
  movb   $0x0,0x43(%rsp,%rax,1)
  call   <atodec@plt>
  cmpb   $0x30,(%rbx)
  mov    0x18(%rsp),%edx
  movzbl 0x20(%rsp),%ecx
  mov    0x28(%rsp),%r9d
  mov    %eax,0x4(%rsp)
  je     L229
  or     $0x10000,%r13d
  jmp    L2
  cs nopw 0x0(%rax,%rax,1)
L373:
  or     $0x40000,%r13d
  jmp    L2
  nopl   0x0(%rax)
L245:
  add    $0x1,%r14d
  test   $0x100000,%r13d
  je     L280
  cmp    $0xffffffffffffffff,%r12
  je     L326
  movslq %r9d,%rax
  movzbl (%r12,%rax,1),%edx
  lea    0x1(%r9),%eax
  cltq
  cmp    $0x20,%dl
  jg     L305
  xchg   %ax,%ax
L21:
  mov    %eax,%r9d
  add    $0x1,%rax
  movzbl -0x1(%r12,%rax,1),%edx
  cmp    $0x20,%dl
  jle    L21
L305:
  mov    %dl,(%rdi)
  add    $0x1,%r9d
  xor    %ecx,%ecx
  jmp    L2
  nop
L414:
  mov    0x4(%rsp),%ecx
  mov    %r9d,%edx
  mov    %r12,%rsi
  add    $0x1,%r14d
  or     %r13d,%ecx
  call   <number@plt>
  xor    %ecx,%ecx
  mov    %eax,%r9d
  jmp    L2
L349:
  mov    %r9d,%edx
  movsbl %al,%edi
  mov    %r12,%rsi
  mov    %cl,0x20(%rsp)
  call   <outchar@plt>
  movzbl 0x20(%rsp),%ecx
  mov    %eax,%r9d
  jmp    L2
  nop
L58:
  mov    0x4(%rsp),%r8d
  mov    %r9d,0x2c(%rsp)
  mov    %rdi,0x20(%rsp)
  or     %r13d,%r8d
  mov    %r8d,0x28(%rsp)
  call   <strlen@plt>
  mov    0x2c(%rsp),%ecx
  mov    0x28(%rsp),%r8d
  mov    %r12,%rdx
  mov    0x20(%rsp),%rdi
  mov    %eax,%esi
  call   <outstring@plt>
  xor    %ecx,%ecx
  mov    %eax,%r9d
  jmp    L2
  xchg   %ax,%ax
L280:
  mov    %r9d,%edx
  movsbl %dil,%edi
  mov    %r12,%rsi
  call   <outchar@plt>
  xor    %ecx,%ecx
  mov    %eax,%r9d
  jmp    L2
  nopl   0x0(%rax)
L211:
  test   $0x10000,%r13d
  mov    $0xffffffff,%eax
  cmovne 0x4(%rsp),%eax
  mov    %r9d,0x20(%rsp)
  mov    %eax,0x4(%rsp)
  mov    %eax,%esi
L234:
  call   <read_string@plt>
  mov    $0x1,%esi
  lea    D1(%rip),%rdi
  call   <sio_write@plt>
  mov    0x20(%rsp),%r9d
  xor    %ecx,%ecx
  jmp    L2
  xchg   %ax,%ax
L326:
  mov    %r9d,0x20(%rsp)
  mov    $0x1,%esi
  movb   $0x0,(%rdi)
  jmp    L234
L229:
  mov    %edx,0x18(%rsp)
  or     $0x30000,%r13d
  jmp    L2
L451:
  mov    %r9d,%ecx
  jmp    L223
L356:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: tag: D1
datatype: string

tool: D1: 


assistant: ```c
int vprintf(char *p, char *form, int a, int b, int *arg, int _opt) {
  int i, n, off, argc, value, num, numindex, opt, inoff;
  char flag, numbuf[5], *ptr, *inptr;
  volatile int w;
  for (w = 0; w < 1000; w++)
    ;
  flag = 0;
  off = 0;
  argc = -2;
  n = strlen(form);
  for (i = 0; i < n; i++) {
    if (flag & 1) {
      if (argc == -2)
        value = a;
      else if (argc == -1)
        value = b;
      else
        value = arg[argc];
    }
    if (form[i] == '%') {
      if (i > 0 && form[i - 1] == '%') {
        flag &= ~1;
        if (!(_opt & 0x100000))
          off = outchar(form[i], p, off);
      } else {
        flag |= 1;
        numindex = -1;
        num = 0;
        opt = _opt;
      }
    } else if ((flag & 1) && (form[i] == 'd' || form[i] == 'i')) {
      argc++;
      off = decimal(value, p, off, num | opt);
      flag &= ~1;
    } else if ((flag & 1) && form[i] == 'u') {
      argc++;
      off = number(value, p, off, num | opt);
      flag &= ~1;
    } else if ((flag & 1) && (form[i] == 'x' || form[i] == 'X')) {
      argc++;
      off = hex(value, p, off, num | opt);
      flag &= ~1;
    } else if ((flag & 1) && form[i] == 's') {
      argc++;
      ptr = (char *)value;
      if (opt & 0x100000) {
        if (p == (char *)-1) {
          if (!(opt & 0x10000))
            num = -1;
          read_string(ptr, num);
          sio_write("\n", 1);
        } else if (p > (char *)255) {
          while (p[off] <= ' ')
            off++;
          inptr = &(p[off]);
          inoff = off;
          while (p[off] > ' ')
            off++;
          memcpy(ptr, inptr, off - inoff);
          ptr[off - inoff] = 0;
        }
      } else {
        off = outstring(ptr, strlen(ptr), p, off, num | opt);
      }
      flag &= ~1;
    } else if ((flag & 1) && form[i] == 'c') {
      argc++;
      if (opt & 0x100000) {
        ptr = (char *)value;
        if (p == (char *)-1) {
          *ptr = 0;
          read_string(ptr, 1);
          sio_write("\n", 1);
        } else {
          while (p[off] <= ' ')
            off++;
          *ptr = p[off++];
        }
      } else {
        off = outchar((char)value, p, off);
      }
      flag &= ~1;
    } else if ((flag & 1) && isdigit(form[i])) {
      if (numindex > 3)
        flag &= ~1;
      else {
        numbuf[++numindex] = form[i];
        numbuf[numindex + 1] = 0;
        num = atodec(numbuf);
        opt |= 0x10000;
        if (form[i] == '0')
          opt |= 0x20000;
      }
    } else if ((flag & 1) && (form[i] == '.' || form[i] == ' ' || form[i] == 'l' || form[i] == '-')) {
      if (form[i] == '.')
        opt |= 0x40000;
      if (form[i] == '-')
        opt |= 0x80000;
    } else {
      flag &= ~1;
      if (!(_opt & 0x100000))
        off = outchar(form[i], p, off);
    }
  }
  return off;
}
```