user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<imReduceHalfBox4Normal>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %edx,-0x24(%rbp)
  mov    %ecx,-0x28(%rbp)
  mov    %r8,-0x30(%rbp)
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  movzbl %al,%edx
  mov    -0x24(%rbp),%eax
  movslq %eax,%rcx
  mov    -0x20(%rbp),%rax
  add    %rcx,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  lea    (%rdx,%rax,1),%ecx
  mov    -0x28(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  add    %eax,%ecx
  mov    -0x24(%rbp),%edx
  mov    -0x28(%rbp),%eax
  add    %edx,%eax
  movslq %eax,%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  add    %ecx,%eax
  pxor   %xmm1,%xmm1
  cvtsi2ss %eax,%xmm1
  movss  D143(%rip),%xmm0
  mulss  %xmm1,%xmm0
  movss  %xmm0,-0x10(%rbp)
  mov    -0x20(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  movzbl %al,%edx
  mov    -0x24(%rbp),%eax
  cltq
  lea    0x1(%rax),%rcx
  mov    -0x20(%rbp),%rax
  add    %rcx,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  add    %eax,%edx
  mov    -0x28(%rbp),%eax
  cltq
  lea    0x1(%rax),%rcx
  mov    -0x20(%rbp),%rax
  add    %rcx,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  lea    (%rdx,%rax,1),%ecx
  mov    -0x24(%rbp),%edx
  mov    -0x28(%rbp),%eax
  add    %edx,%eax
  cltq
  lea    0x1(%rax),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  add    %ecx,%eax
  pxor   %xmm1,%xmm1
  cvtsi2ss %eax,%xmm1
  movss  D143(%rip),%xmm0
  mulss  %xmm1,%xmm0
  movss  %xmm0,-0xc(%rbp)
  mov    -0x20(%rbp),%rax
  add    $0x2,%rax
  movzbl (%rax),%eax
  movzbl %al,%edx
  mov    -0x24(%rbp),%eax
  cltq
  lea    0x2(%rax),%rcx
  mov    -0x20(%rbp),%rax
  add    %rcx,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  add    %eax,%edx
  mov    -0x28(%rbp),%eax
  cltq
  lea    0x2(%rax),%rcx
  mov    -0x20(%rbp),%rax
  add    %rcx,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  lea    (%rdx,%rax,1),%ecx
  mov    -0x24(%rbp),%edx
  mov    -0x28(%rbp),%eax
  add    %edx,%eax
  cltq
  lea    0x2(%rax),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  add    %ecx,%eax
  pxor   %xmm1,%xmm1
  cvtsi2ss %eax,%xmm1
  movss  D143(%rip),%xmm0
  mulss  %xmm1,%xmm0
  movss  %xmm0,-0x8(%rbp)
  movss  -0x10(%rbp),%xmm0
  movss  D46(%rip),%xmm1
  subss  %xmm1,%xmm0
  addss  %xmm0,%xmm0
  movss  %xmm0,-0x10(%rbp)
  movss  -0xc(%rbp),%xmm0
  movss  D46(%rip),%xmm1
  subss  %xmm1,%xmm0
  addss  %xmm0,%xmm0
  movss  %xmm0,-0xc(%rbp)
  movss  -0x8(%rbp),%xmm0
  movss  D46(%rip),%xmm1
  subss  %xmm1,%xmm0
  addss  %xmm0,%xmm0
  movss  %xmm0,-0x8(%rbp)
  movss  -0x10(%rbp),%xmm0
  movaps %xmm0,%xmm1
  mulss  %xmm0,%xmm1
  movss  -0xc(%rbp),%xmm0
  mulss  %xmm0,%xmm0
  addss  %xmm0,%xmm1
  movss  -0x8(%rbp),%xmm0
  mulss  %xmm0,%xmm0
  addss  %xmm0,%xmm1
  movd   %xmm1,%eax
  movd   %eax,%xmm0
  call   <sqrtf@plt>
  movaps %xmm0,%xmm1
  movss  D46(%rip),%xmm0
  divss  %xmm1,%xmm0
  movss  %xmm0,-0x4(%rbp)
  movss  -0x10(%rbp),%xmm0
  movaps %xmm0,%xmm1
  mulss  -0x4(%rbp),%xmm1
  movss  D46(%rip),%xmm0
  addss  %xmm1,%xmm0
  movss  %xmm0,-0x10(%rbp)
  movss  -0xc(%rbp),%xmm0
  movaps %xmm0,%xmm1
  mulss  -0x4(%rbp),%xmm1
  movss  D46(%rip),%xmm0
  addss  %xmm1,%xmm0
  movss  %xmm0,-0xc(%rbp)
  movss  -0x8(%rbp),%xmm0
  movaps %xmm0,%xmm1
  mulss  -0x4(%rbp),%xmm1
  movss  D46(%rip),%xmm0
  addss  %xmm1,%xmm0
  movss  %xmm0,-0x8(%rbp)
  movss  -0x10(%rbp),%xmm1
  movss  D101(%rip),%xmm0
  mulss  %xmm0,%xmm1
  movss  D46(%rip),%xmm0
  addss  %xmm1,%xmm0
  cvttss2si %xmm0,%eax
  mov    %eax,%edx
  mov    -0x18(%rbp),%rax
  mov    %dl,(%rax)
  movss  -0xc(%rbp),%xmm1
  movss  D101(%rip),%xmm0
  mulss  %xmm0,%xmm1
  movss  D46(%rip),%xmm0
  addss  %xmm1,%xmm0
  cvttss2si %xmm0,%edx
  mov    -0x18(%rbp),%rax
  add    $0x1,%rax
  mov    %dl,(%rax)
  movss  -0x8(%rbp),%xmm1
  movss  D101(%rip),%xmm0
  mulss  %xmm0,%xmm1
  movss  D46(%rip),%xmm0
  addss  %xmm1,%xmm0
  cvttss2si %xmm0,%edx
  mov    -0x18(%rbp),%rax
  add    $0x2,%rax
  mov    %dl,(%rax)
  mov    -0x20(%rbp),%rax
  add    $0x3,%rax
  movzbl (%rax),%eax
  movzbl %al,%edx
  mov    -0x24(%rbp),%eax
  cltq
  lea    0x3(%rax),%rcx
  mov    -0x20(%rbp),%rax
  add    %rcx,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  add    %eax,%edx
  mov    -0x28(%rbp),%eax
  cltq
  lea    0x3(%rax),%rcx
  mov    -0x20(%rbp),%rax
  add    %rcx,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  lea    (%rdx,%rax,1),%ecx
  mov    -0x24(%rbp),%edx
  mov    -0x28(%rbp),%eax
  add    %edx,%eax
  cltq
  lea    0x3(%rax),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  add    %ecx,%eax
  add    $0x2,%eax
  sar    $0x2,%eax
  mov    %eax,%edx
  mov    -0x18(%rbp),%rax
  add    $0x3,%rax
  mov    %dl,(%rax)
  nop
  leave
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D143
type_infered: byte[4]
name: extract_symbolic_data
arguments: data_tag: D46
type_infered: byte[4]
name: extract_symbolic_data
arguments: data_tag: D101
type_infered: byte[4]

tool: {"D143": [0x81,0x80,0x80,0x3a]}

tool: {"D46": [0x00,0x00,0x00,0x3f]}

tool: {"D101": [0x00,0x00,0x7f,0x43]}

assistant: ```c
__attribute__((always_)) void imReduceHalfBox4Normal(unsigned char *dst, unsigned char *src, int bytesperpixel, int bytesperline, float *dithersum) {
  float v0, v1, v2, suminv;
  v0 = (1.0f / 1020.0f) * (float)((int)src[0] + (int)src[bytesperpixel + 0] + (int)src[bytesperline + 0] + (int)src[bytesperpixel + bytesperline + 0]);
  v1 = (1.0f / 1020.0f) * (float)((int)src[1] + (int)src[bytesperpixel + 1] + (int)src[bytesperline + 1] + (int)src[bytesperpixel + bytesperline + 1]);
  v2 = (1.0f / 1020.0f) * (float)((int)src[2] + (int)src[bytesperpixel + 2] + (int)src[bytesperline + 2] + (int)src[bytesperpixel + bytesperline + 2]);
  v0 = 2.0f * (v0 - 0.5f);
  v1 = 2.0f * (v1 - 0.5f);
  v2 = 2.0f * (v2 - 0.5f);
  suminv = 0.5f / sqrtf((v0 * v0) + (v1 * v1) + (v2 * v2));
  v0 = 0.5f + (v0 * suminv);
  v1 = 0.5f + (v1 * suminv);
  v2 = 0.5f + (v2 * suminv);
  dst[0] = (unsigned char)((int)((255.0f * v0) + 0.5f));
  dst[1] = (unsigned char)((int)((255.0f * v1) + 0.5f));
  dst[2] = (unsigned char)((int)((255.0f * v2) + 0.5f));
  dst[3] = (unsigned char)(((int)src[3] + (int)src[bytesperpixel + 3] + (int)src[bytesperline + 3] + (int)src[bytesperpixel + bytesperline + 3] + 2) >> 2);
  return;
}
```