user: 这段汇编代码用C语言表示是什么样的：

```asm
<estimate_thresh>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x438,%rsp
  mov    %rdi,%rbx
  mov    %esi,%r10d
  mov    %edx,%r12d
  mov    %ecx,%r13d
  mov    %r8,0x10(%rsp)
  mov    %r9,0x18(%rsp)
  mov    %fs:0x28,%rax
  mov    %rax,0x428(%rsp)
  xor    %eax,%eax
  lea    0x20(%rsp),%rbp
  lea    0x420(%rsp),%rdx
  mov    %rbp,%rax
L6:
  movl   $0x0,(%rax)
  add    $0x4,%rax
  cmp    %rdx,%rax
  jne    L6
  test   %r13d,%r13d
  jle    L65
  mov    %r10d,%eax
  imul   %r12d,%eax
  mov    %eax,0x4(%rsp)
  movslq %r12d,%rax
  lea    0x0(,%rax,4),%rdi
  mov    $0x0,%r15d
  mov    $0x0,%r14d
  add    $0x1,%rax
  mov    %rax,0x8(%rsp)
  lea    -0x1(%r12),%r11d
  lea    -0x1(%r10),%esi
  jmp    L106
L16:
  movslq (%rdx),%rcx
  addl   $0x1,0x20(%rsp,%rcx,4)
  add    $0x1,%eax
  add    %rdi,%rdx
  cmp    %esi,%eax
  jne    L16
L39:
  add    $0x1,%r8d
  add    $0x4,%r9
  cmp    %r11d,%r8d
  je     L127
L164:
  mov    %r9,%rdx
  mov    $0x1,%eax
  cmp    $0x2,%r10d
  jg     L16
  jmp    L39
L127:
  add    $0x1,%r14d
  add    0x4(%rsp),%r15d
  cmp    %r14d,%r13d
  je     L65
L106:
  cmp    $0x2,%r12d
  jle    L127
  movslq %r15d,%rax
  add    0x8(%rsp),%rax
  lea    (%rbx,%rax,4),%r9
  mov    $0x1,%r8d
  jmp    L164
L65:
  cmp    %r12d,%r10d
  cmovl  %r12d,%r10d
  pxor   %xmm0,%xmm0
  cvtsi2sd %r10d,%xmm0
  mulsd  D9(%rip),%xmm0
  cvttsd2si %xmm0,%edi
  mov    0x41c(%rsp),%esi
  cmp    %esi,%edi
  jle    L81
  lea    0x418(%rsp),%rcx
  mov    $0xfe,%eax
L64:
  add    (%rcx),%esi
  cmp    %esi,%edi
  jle    L52
  sub    $0x1,%eax
  sub    $0x4,%rcx
  cmp    $0xffffffff,%eax
  jne    L64
  jmp    L119
L52:
  test   %eax,%eax
  mov    $0xff,%edx
  cmove  %edx,%eax
L119:
  mov    0x18(%rsp),%rbx
  mov    %eax,(%rbx)
  mov    $0x0,%edx
L13:
  cmpl   $0x0,0x0(%rbp)
  jne    L173
  add    $0x1,%edx
  add    $0x4,%rbp
  cmp    $0x100,%edx
  jne    L13
L173:
  add    %eax,%edx
  pxor   %xmm0,%xmm0
  cvtsi2sd %edx,%xmm0
  mulsd  D5(%rip),%xmm0
  cvttsd2si %xmm0,%eax
  mov    0x10(%rsp),%rbx
  mov    %eax,(%rbx)
  mov    0x428(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L26
  add    $0x438,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L81:
  mov    $0xff,%eax
  jmp    L119
L26:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: tag: D9
type_guessed: f64
name: extract_symbolic_data
arguments: tag: D5
type_guessed: byte[8]

tool: D9: 0.8

tool: {"D5": [0x00,0x00,0x00,0x00,0x00,0x00,0xe0,0x3f]}

assistant: ```c
void estimate_thresh(int *mag, int width, int height, int depth, int *low, int *high) {
  int i, j, d, k, hist[256], count;
  for (k = 0; k < 256; k++)
    hist[k] = 0;
  for (d = 0; d < depth; d++) {
    for (i = 1; i < height - 1; i++) {
      for (j = 1; j < width - 1; j++) {
        hist[mag[((height) * (j) + (i) + (width) * (height) * (d))]]++;
      }
    }
  }
  j = (width < height) ? height : width;
  j = (int)(0.8 * j);
  k = 255;
  count = hist[255];
  while (count < j) {
    k--;
    if (k < 0)
      break;
    count = count + hist[k];
  }
  if (k == 0)
    k = 255;
  *high = k;
  i = 0;
  while (hist[i] == 0) {
    i++;
    if (i > 255)
      break;
  }
  *low = (k + i) / 2.0;
}
```