user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<devanagari_log2vis>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbx
  sub    $0x38,%rsp
  mov    %rdi,-0x50(%rbp)
  mov    %rsi,-0x58(%rbp)
  mov    %edx,%r13d
  mov    %fs:0x28,%rax
  mov    %rax,-0x38(%rbp)
  xor    %eax,%eax
  movslq %edx,%rax
  lea    0xf(,%rax,4),%rax
  mov    %rax,%rcx
  and    $0xfffffffffffffff0,%rcx
  and    $0xfffffffffffff000,%rax
  mov    %rsp,%rdx
  sub    %rax,%rdx
L397:
  cmp    %rdx,%rsp
  je     L190
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L397
L190:
  mov    %rcx,%rax
  and    $0xfff,%eax
  sub    %rax,%rsp
  test   %rax,%rax
  je     L315
  orq    $0x0,-0x8(%rsp,%rax,1)
L315:
  mov    %rsp,%r15
  lea    -0x1(%r13),%eax
  mov    %eax,-0x5c(%rbp)
  test   %r13d,%r13d
  jle    L425
  lea    0x4(%r15),%r14
  mov    $0x0,%ebx
  jmp    L406
L164:
  mov    %r12d,-0x4(%r14)
  add    $0x1,%ebx
  add    $0x4,%r14
  cmp    %ebx,%r13d
  jle    L304
L406:
  movslq %ebx,%rax
  lea    0x0(,%rax,4),%rdi
  mov    %rdi,-0x48(%rbp)
  mov    -0x50(%rbp),%rdx
  mov    (%rdx,%rax,4),%r12d
  mov    %r12d,%edi
  call   <is_consonant@plt>
  test   %rax,%rax
  je     L164
  cmp    %ebx,-0x5c(%rbp)
  jle    L164
  mov    -0x50(%rbp),%rax
  mov    -0x48(%rbp),%rdi
  cmpl   $0x94d,0x4(%rax,%rdi,1)
  jne    L164
  add    $0x10000,%r12d
  add    $0x1,%ebx
  jmp    L164
L305:
  mov    (%r12),%eax
  mov    %eax,-0x5c(%rbp)
  mov    %eax,%edi
  call   <is_ind_vowel@plt>
  test   %rax,%rax
  je     L153
L428:
  mov    -0x5c(%rbp),%eax
  mov    %eax,-0x4(%r14)
  movl   $0xe97e,(%r14)
L389:
  mov    -0x48(%rbp),%esi
  lea    0x1(%rsi),%eax
  add    $0x4,%r12
  cmp    %r13d,%esi
  je     L282
  mov    %eax,-0x48(%rbp)
L132:
  mov    %r12,%r14
  mov    -0x4(%r12),%ebx
  cmp    $0x10930,%ebx
  je     L305
  cmp    $0x931,%ebx
  jne    L312
  cmpl   $0x94d,(%r14)
  jne    L312
  movl   $0xe97d,-0x4(%r14)
  movl   $0x0,(%r14)
  jmp    L389
L153:
  mov    -0x5c(%rbp),%edi
  call   <is_consonant@plt>
  test   %rax,%rax
  jne    L428
  cmpl   $0x200d,-0x5c(%rbp)
  je     L209
L312:
  mov    %ebx,%edi
  call   <is_dead_consonant@plt>
  test   %rax,%rax
  je     L119
  cmpl   $0x930,(%r14)
  je     L135
L119:
  mov    %ebx,%edi
  call   <is_dead_consonant@plt>
  test   %rax,%rax
  je     L389
  cmpl   $0x10930,(%r14)
  jne    L389
  sub    $0x10000,%ebx
  mov    %ebx,-0x4(%r14)
  movl   $0xe97f,(%r14)
  movslq -0x48(%rbp),%rax
  movl   $0x94d,(%r15,%rax,4)
  jmp    L389
L209:
  movl   $0xe97d,-0x4(%r14)
  movl   $0x0,(%r14)
  jmp    L389
L135:
  sub    $0x10000,%ebx
  mov    %ebx,-0x4(%r14)
  movl   $0xe97f,(%r14)
  jmp    L389
L282:
  lea    -0x2(%r13),%r14d
  mov    $0x0,%ebx
  lea    -0x2(%r13),%eax
  mov    %eax,-0x48(%rbp)
  jmp    L52
L114:
  sub    $0x1e000,%r12d
  mov    %r12d,(%r15,%rbx,4)
L349:
  lea    0x1(%rbx),%rax
  cmp    %rbx,%r14
  je     L166
  mov    %rax,%rbx
L52:
  mov    (%r15,%rbx,4),%r12d
  mov    %r12d,%edi
  call   <is_dead_consonant@plt>
  test   %rax,%rax
  je     L349
  cmp    %ebx,-0x48(%rbp)
  je     L114
  mov    0x4(%r15,%rbx,4),%eax
  mov    %eax,-0x5c(%rbp)
  cmp    $0x200d,%eax
  je     L114
  mov    %eax,%edi
  call   <is_consonant@plt>
  test   %rax,%rax
  jne    L114
  mov    -0x5c(%rbp),%edi
  call   <is_dead_consonant@plt>
  test   %rax,%rax
  je     L349
  jmp    L114
L166:
  test   %r13d,%r13d
  jle    L121
L328:
  mov    %r13d,%r13d
  mov    $0x0,%eax
  mov    $0x0,%edx
  jmp    L235
L348:
  lea    -0x1(%rdx),%ecx
  test   %ecx,%ecx
  mov    $0x0,%esi
  cmovs  %esi,%ecx
  mov    -0x58(%rbp),%rdi
  mov    %ecx,(%rdi,%rax,4)
L381:
  add    $0x1,%rax
  cmp    %r13,%rax
  je     L84
L235:
  mov    (%r15,%rax,4),%ecx
  test   %ecx,%ecx
  je     L348
  mov    -0x58(%rbp),%rdi
  mov    %edx,(%rdi,%rax,4)
  movslq %edx,%rsi
  mov    -0x50(%rbp),%rdi
  mov    %ecx,(%rdi,%rsi,4)
  lea    0x1(%rdx),%edx
  jmp    L381
L121:
  mov    $0x0,%edx
L84:
  mov    -0x38(%rbp),%rax
  sub    %fs:0x28,%rax
  jne    L138
  mov    %edx,%eax
  lea    -0x28(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  pop    %rbp
  ret
L425:
  mov    $0x0,%edx
  cmpl   $0x0,-0x5c(%rbp)
  jg     L195
  jmp    L84
L304:
  cmpl   $0x0,-0x5c(%rbp)
  jle    L328
L195:
  lea    0x4(%r15),%r12
  movl   $0x2,-0x48(%rbp)
  jmp    L132
L138:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int devanagari_log2vis(unsigned int *str, unsigned int *ctog, int len) {
  int i, len1, cc, j, k, c;
  unsigned int *q, buf[len];
  q = buf;
  len1 = len - 1;
  for (i = 0; i < len; i++) {
    cc = str[i];
    if (is_consonant(cc) && i < len1 && str[i + 1] == 0x94d) {
      *q++ = cc + 0x10000;
      i++;
    } else {
      *q++ = cc;
    }
  }
  for (i = 0; i < len1; i++) {
    if (buf[i] == (0x930 + 0x10000) && (is_ind_vowel(buf[i + 1]) || is_consonant(buf[i + 1]))) {
      buf[i] = buf[i + 1];
      buf[i + 1] = 0xe97e;
    } else if (buf[i] == 0x931 && buf[i + 1] == 0x94d) {
      buf[i] = 0xe97d;
      buf[i + 1] = 0;
    } else if (buf[i] == (0x930 + 0x10000) && buf[i + 1] == 0x200d) {
      buf[i] = 0xe97d;
      buf[i + 1] = 0;
    } else if (is_dead_consonant(buf[i]) && buf[i + 1] == 0x930) {
      buf[i] -= 0x10000;
      buf[i + 1] = 0xe97f;
    } else if (is_dead_consonant(buf[i]) && buf[i + 1] == (0x930 + 0x10000)) {
      buf[i] -= 0x10000;
      buf[i + 1] = 0xe97f;
      buf[i + 2] = 0x94d;
    }
  }
  for (i = 0; i < len1; i++) {
    if (is_dead_consonant(buf[i]) && (i == (len1 - 1) || buf[i + 1] == 0x200d || is_consonant(buf[i + 1]) || is_dead_consonant(buf[i + 1]))) {
      buf[i] -= 0x10000 + 0xe000;
    }
  }
  j = 0;
  for (i = 0; i < len; i++) {
    c = buf[i];
    if (c != 0) {
      ctog[i] = j;
      str[j++] = c;
    } else {
      k = j - 1;
      if (k < 0)
        k = 0;
      ctog[i] = k;
    }
  }
  return j;
}
```