user: 下面的汇编指令对应的C源代码是什么:

```asm
<stdlib_strided_snanmskmax>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x50,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %rdx,-0x38(%rbp)
  mov    %rcx,-0x40(%rbp)
  mov    %r8,-0x48(%rbp)
  cmpq   $0x0,-0x28(%rbp)
  jg     L3
  pxor   %xmm0,%xmm0
  divss  %xmm0,%xmm0
  jmp    L88
L3:
  cmpq   $0x0,-0x38(%rbp)
  jns    L112
  mov    $0x1,%eax
  sub    -0x28(%rbp),%rax
  mov    -0x38(%rbp),%rdx
  imul   %rdx,%rax
  mov    %rax,-0x18(%rbp)
  jmp    L10
L112:
  movq   $0x0,-0x18(%rbp)
L10:
  cmpq   $0x0,-0x48(%rbp)
  jns    L136
  mov    $0x1,%eax
  sub    -0x28(%rbp),%rax
  mov    -0x48(%rbp),%rdx
  imul   %rdx,%rax
  mov    %rax,-0x10(%rbp)
  jmp    L62
L136:
  movq   $0x0,-0x10(%rbp)
L62:
  movq   $0x0,-0x8(%rbp)
  jmp    L85
L77:
  mov    -0x18(%rbp),%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm0
  movss  %xmm0,-0x1c(%rbp)
  movss  -0x1c(%rbp),%xmm0
  ucomiss -0x1c(%rbp),%xmm0
  jp     L198
  mov    -0x10(%rbp),%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x40(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rax
  test   %rax,%rax
  je     L190
L198:
  mov    -0x38(%rbp),%rax
  add    %rax,-0x18(%rbp)
  mov    -0x48(%rbp),%rax
  add    %rax,-0x10(%rbp)
  addq   $0x1,-0x8(%rbp)
L85:
  mov    -0x8(%rbp),%rax
  cmp    -0x28(%rbp),%rax
  jl     L77
  jmp    L159
L190:
  nop
L159:
  mov    -0x8(%rbp),%rax
  cmp    -0x28(%rbp),%rax
  jne    L147
  pxor   %xmm0,%xmm0
  divss  %xmm0,%xmm0
  jmp    L88
L147:
  movss  -0x1c(%rbp),%xmm0
  movss  %xmm0,-0x20(%rbp)
  addq   $0x1,-0x8(%rbp)
  jmp    L171
L146:
  mov    -0x38(%rbp),%rax
  add    %rax,-0x18(%rbp)
  mov    -0x48(%rbp),%rax
  add    %rax,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x40(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rax
  test   %rax,%rax
  jne    L133
  mov    -0x18(%rbp),%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm0
  movss  %xmm0,-0x1c(%rbp)
  mov    -0x1c(%rbp),%eax
  movd   %eax,%xmm0
  call   <stdlib_base_is_nanf@plt>
  test   %rax,%rax
  jne    L141
  movss  -0x1c(%rbp),%xmm0
  comiss -0x20(%rbp),%xmm0
  ja     L72
  movss  -0x1c(%rbp),%xmm0
  ucomiss -0x20(%rbp),%xmm0
  jp     L126
  movss  -0x1c(%rbp),%xmm0
  ucomiss -0x20(%rbp),%xmm0
  jne    L126
  mov    -0x1c(%rbp),%eax
  movd   %eax,%xmm0
  call   <stdlib_base_is_positive_zerof@plt>
  test   %rax,%rax
  je     L126
L72:
  movss  -0x1c(%rbp),%xmm0
  movss  %xmm0,-0x20(%rbp)
  jmp    L126
L133:
  nop
  jmp    L126
L141:
  nop
L126:
  addq   $0x1,-0x8(%rbp)
L171:
  mov    -0x8(%rbp),%rax
  cmp    -0x28(%rbp),%rax
  jl     L146
  movss  -0x20(%rbp),%xmm0
L88:
  leave
  ret
```

assistant: ```c
float stdlib_strided_snanmskmax(const int64_t N, const float *X, const int64_t strideX, const uint8_t *Mask, const int64_t strideMask) {
  int64_t ix;
  int64_t im;
  int64_t i;
  float max;
  float v;
  if (N <= 0) {
    return 0.0f / 0.0f;
  }
  if (strideX < 0) {
    ix = (1 - N) * strideX;
  } else {
    ix = 0;
  }
  if (strideMask < 0) {
    im = (1 - N) * strideMask;
  } else {
    im = 0;
  }
  for (i = 0; i < N; i++) {
    v = X[ix];
    if (v == v && Mask[im] == 0) {
      break;
    }
    ix += strideX;
    im += strideMask;
  }
  if (i == N) {
    return 0.0f / 0.0f;
  }
  max = v;
  i += 1;
  for (; i < N; i++) {
    ix += strideX;
    im += strideMask;
    if (Mask[im]) {
      continue;
    }
    v = X[ix];
    if (stdlib_base_is_nanf(v)) {
      continue;
    }
    if (v > max || (v == max && stdlib_base_is_positive_zerof(v))) {
      max = v;
    }
  }
  return max;
}
```