user: 这段汇编代码用C语言表示是什么样的？

```asm
<RGB24toRGB32>:
  endbr64
  push   %r15
  mov    %ecx,%r15d
  push   %r14
  push   %r13
  push   %r12
  mov    %r8d,%r12d
  push   %rbp
  push   %rbx
  sub    $0x48,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x38(%rsp)
  xor    %eax,%eax
  lea    0x34(%rsp),%rax
  mov    0x90(%rsp),%r13
  movslq 0xa8(%rsp),%rbp
  mov    0xb0(%rsp),%r14d
  mov    0xc0(%rsp),%ebx
  push   %rax
  lea    0x38(%rsp),%rax
  push   %rax
  mov    0xd8(%rsp),%eax
  push   %rax
  push   %rbx
  mov    0xd8(%rsp),%eax
  push   %rax
  push   %r14
  push   %rbp
  mov    0xd8(%rsp),%eax
  push   %rax
  mov    0xd8(%rsp),%eax
  push   %rax
  push   %r13
  mov    0xd8(%rsp),%eax
  push   %rax
  mov    0xd8(%rsp),%eax
  push   %rax
  mov    %r9d,0x78(%rsp)
  mov    %edx,0x70(%rsp)
  mov    %rdi,0x68(%rsp)
  call   <chk_args@plt>
  add    $0x60,%rsp
  test   %eax,%eax
  je     L47
  test   %ebp,%ebp
  mov    0x8(%rsp),%rdi
  mov    0x10(%rsp),%edx
  mov    0x18(%rsp),%r9d
  jns    L268
  mov    0xa0(%rsp),%eax
  sub    $0x1,%eax
  imul   %ebp,%eax
  cltq
  sub    %rax,%r13
L268:
  test   %r15d,%r15d
  jns    L209
  sub    $0x1,%edx
  imul   %r15d,%edx
  movslq %edx,%rax
  sub    %rax,%rdi
L209:
  mov    0x30(%rsp),%eax
  cmp    $0x1,%eax
  je     L279
  cmp    $0x2,%eax
  jne    L47
  cmpl   $0x2,0x34(%rsp)
  jne    L47
  imul   %r15d,%r9d
  lea    (%r14,%r14,2),%eax
  mov    0xc8(%rsp),%ecx
  movslq %eax,%rdx
  mov    0xb8(%rsp),%eax
  imul   %ebp,%eax
  cltq
  add    %rdx,%rax
  movslq %r9d,%rdx
  add    %rax,%r13
  lea    0x0(,%r12,4),%eax
  cltq
  add    %rdx,%rax
  lea    (%rdi,%rax,1),%rdx
  test   %ecx,%ecx
  jle    L238
  mov    %r14d,%eax
  lea    0x0(,%rbx,8),%r12d
  movdqa D8(%rip),%xmm1
  lea    0x1(%r14,%rbx,1),%r14d
  and    $0x3,%eax
  mov    %eax,0x24(%rsp)
  movslq %r12d,%rax
  neg    %rax
  mov    %rax,0x8(%rsp)
  lea    (%rbx,%rbx,2),%eax
  cltq
  sub    %rax,%rbp
  mov    %rbp,0x18(%rsp)
  lea    (%r15,%r15,1),%ebp
  movslq %ebp,%rax
  mov    %rax,0x10(%rsp)
  movslq %r15d,%rax
  xor    %r15d,%r15d
  mov    %rax,0x28(%rsp)
  nopl   (%rax)
L200:
  mov    0x24(%rsp),%eax
  mov    %ebx,%edi
  test   %eax,%eax
  je     L374
  test   %ebx,%ebx
  jne    L184
  jmp    L58
  nopl   0x0(%rax,%rax,1)
L133:
  test   %edi,%edi
  je     L58
L184:
  movzbl 0x1(%r13),%eax
  movzbl 0x2(%r13),%ecx
  add    $0x8,%rdx
  add    $0x3,%r13
  shl    $0x10,%ecx
  shl    $0x8,%eax
  or     %ecx,%eax
  movzbl -0x3(%r13),%ecx
  or     %ecx,%eax
  movd   %eax,%xmm3
  mov    %r14d,%eax
  pshufd $0xe0,%xmm3,%xmm0
  sub    %edi,%eax
  sub    $0x1,%edi
  movq   %xmm0,-0x8(%rdx)
  test   $0x3,%al
  jne    L133
L374:
  mov    %rdx,%r8
  cmp    $0x3,%edi
  jle    L152
  sub    $0x4,%edi
  mov    %r13,%rsi
  mov    %edi,%r10d
  shr    $0x2,%r10d
  lea    0x1(%r10),%r9d
  mov    %r9,%r8
  shl    $0x5,%r8
  add    %rdx,%r8
  nopw   0x0(%rax,%rax,1)
L204:
  mov    0x4(%rsi),%eax
  mov    (%rsi),%ecx
  add    $0x20,%rdx
  add    $0xc,%rsi
  movd   -0xc(%rsi),%xmm0
  mov    %eax,%r11d
  shr    $0x18,%ecx
  shl    $0x8,%r11d
  punpckldq %xmm0,%xmm0
  shr    $0x10,%eax
  or     %r11d,%ecx
  movd   %ecx,%xmm2
  punpckldq %xmm2,%xmm2
  punpcklqdq %xmm2,%xmm0
  pand   %xmm1,%xmm0
  movups %xmm0,-0x20(%rdx)
  mov    -0x4(%rsi),%ecx
  mov    %ecx,%r11d
  shr    $0x8,%ecx
  shl    $0x10,%r11d
  movd   %ecx,%xmm6
  or     %r11d,%eax
  and    $0xffffff,%eax
  movd   %eax,%xmm5
  pshufd $0xe0,%xmm5,%xmm0
  movq   %xmm0,-0x10(%rdx)
  pshufd $0xe0,%xmm6,%xmm0
  movq   %xmm0,-0x8(%rdx)
  cmp    %r8,%rdx
  jne    L204
  lea    (%r9,%r9,2),%rax
  neg    %r10d
  lea    0x0(%r13,%rax,4),%r13
  lea    (%rdi,%r10,4),%edi
L152:
  test   %edi,%edi
  je     L331
  movzbl 0x2(%r13),%eax
  movzbl 0x1(%r13),%edx
  shl    $0x10,%eax
  shl    $0x8,%edx
  or     %edx,%eax
  movzbl 0x0(%r13),%edx
  or     %edx,%eax
  movd   %eax,%xmm7
  mov    %edi,%eax
  pshufd $0xe0,%xmm7,%xmm0
  movq   %xmm0,(%r8)
  sub    $0x1,%eax
  je     L240
  movzbl 0x5(%r13),%edx
  movzbl 0x4(%r13),%ecx
  shl    $0x10,%edx
  shl    $0x8,%ecx
  or     %ecx,%edx
  movzbl 0x3(%r13),%ecx
  or     %ecx,%edx
  movd   %edx,%xmm7
  pshufd $0xe0,%xmm7,%xmm0
  movq   %xmm0,0x8(%r8)
  cmp    $0x2,%edi
  je     L240
  movzbl 0x8(%r13),%edx
  movzbl 0x7(%r13),%ecx
  shl    $0x10,%edx
  shl    $0x8,%ecx
  or     %ecx,%edx
  movzbl 0x6(%r13),%ecx
  or     %ecx,%edx
  movd   %edx,%xmm7
  pshufd $0xe0,%xmm7,%xmm0
  movq   %xmm0,0x10(%r8)
  cmp    $0x3,%edi
  je     L240
  movzbl 0xa(%r13),%edx
  movzbl 0xb(%r13),%ecx
  shl    $0x8,%edx
  shl    $0x10,%ecx
  or     %ecx,%edx
  movzbl 0x9(%r13),%ecx
  or     %ecx,%edx
  movd   %edx,%xmm7
  pshufd $0xe0,%xmm7,%xmm0
  movq   %xmm0,0x18(%r8)
L240:
  mov    %eax,%eax
  add    $0x1,%rax
  lea    (%r8,%rax,8),%rdx
  lea    (%rax,%rax,2),%rax
  add    %rax,%r13
L58:
  mov    0x8(%rsp),%rax
  add    $0x1,%r15d
  lea    (%rdx,%rax,1),%rbp
  mov    0x28(%rsp),%rax
  mov    %r12d,%edx
  mov    %rbp,%rsi
  lea    0x0(%rbp,%rax,1),%rdi
  call   <memcpy@plt>
  mov    0x10(%rsp),%rax
  add    0x18(%rsp),%r13
  cmp    %r15d,0xc8(%rsp)
  movdqa D8(%rip),%xmm1
  lea    0x0(%rbp,%rax,1),%rdx
  jne    L200
L238:
  xor    %eax,%eax
L227:
  mov    0x38(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L17
  add    $0x48,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L279:
  cmpl   $0x1,0x34(%rsp)
  mov    $0xffffffff,%eax
  jne    L227
  mov    0xb8(%rsp),%eax
  mov    %r9d,%edx
  lea    (%r14,%r14,2),%esi
  mov    0x88(%rsp),%r8d
  imul   %r15d,%edx
  movslq %esi,%rsi
  imul   %ebp,%eax
  movslq %edx,%rdx
  cltq
  add    %rax,%rsi
  lea    0x0(,%r12,4),%eax
  cltq
  add    %r13,%rsi
  add    %rdx,%rax
  add    %rdi,%rax
  test   %r8d,%r8d
  jle    L238
  mov    %r14d,%ebx
  xor    %r11d,%r11d
  and    $0x3,%ebx
  mov    %ebx,0x8(%rsp)
  mov    0x80(%rsp),%ebx
  lea    0x0(,%rbx,4),%ecx
  mov    %ebx,%edx
  lea    0x1(%rbx,%r14,1),%r10d
  mov    %ebx,%r14d
  sub    %ecx,%edx
  sub    %ecx,%r15d
  add    %edx,%ebp
  movslq %r15d,%r12
  movslq %ebp,%rbp
L353:
  mov    0x8(%rsp),%edi
  mov    %r14d,%r8d
  test   %edi,%edi
  je     L66
  test   %r14d,%r14d
  jne    L362
  jmp    L308
  nopl   0x0(%rax)
L360:
  test   %r8d,%r8d
  je     L308
L362:
  movzbl 0x1(%rsi),%edx
  movzbl 0x2(%rsi),%ecx
  add    $0x4,%rax
  add    $0x3,%rsi
  shl    $0x10,%ecx
  shl    $0x8,%edx
  or     %ecx,%edx
  movzbl -0x3(%rsi),%ecx
  or     %ecx,%edx
  mov    %edx,-0x4(%rax)
  mov    %r10d,%edx
  sub    %r8d,%edx
  sub    $0x1,%r8d
  and    $0x3,%edx
  jne    L360
L66:
  mov    %rax,%r9
  cmp    $0x3,%r8d
  jle    L198
  sub    $0x4,%r8d
  mov    %rsi,%rdi
  mov    %r8d,%r13d
  shr    $0x2,%r13d
  lea    0x1(%r13),%ebx
  mov    %rbx,%r9
  shl    $0x4,%r9
  add    %rax,%r9
  nopw   0x0(%rax,%rax,1)
L125:
  mov    (%rdi),%ecx
  mov    0x4(%rdi),%edx
  add    $0x10,%rax
  add    $0xc,%rdi
  mov    %ecx,%r15d
  shr    $0x18,%ecx
  and    $0xffffff,%r15d
  mov    %r15d,-0x10(%rax)
  mov    %edx,%r15d
  shr    $0x10,%edx
  shl    $0x8,%r15d
  or     %r15d,%ecx
  and    $0xffffff,%ecx
  mov    %ecx,-0xc(%rax)
  mov    -0x4(%rdi),%ecx
  mov    %ecx,%r15d
  shr    $0x8,%ecx
  shl    $0x10,%r15d
  mov    %ecx,-0x4(%rax)
  or     %r15d,%edx
  and    $0xffffff,%edx
  mov    %edx,-0x8(%rax)
  cmp    %rax,%r9
  jne    L125
  lea    (%rbx,%rbx,2),%rax
  neg    %r13d
  lea    (%rsi,%rax,4),%rsi
  lea    (%r8,%r13,4),%r8d
L198:
  test   %r8d,%r8d
  je     L290
  movzbl 0x1(%rsi),%eax
  movzbl 0x2(%rsi),%edx
  shl    $0x8,%eax
  shl    $0x10,%edx
  or     %edx,%eax
  movzbl (%rsi),%edx
  or     %edx,%eax
  mov    %r8d,%edx
  mov    %eax,(%r9)
  sub    $0x1,%edx
  je     L193
  movzbl 0x5(%rsi),%eax
  movzbl 0x4(%rsi),%ecx
  shl    $0x10,%eax
  shl    $0x8,%ecx
  or     %ecx,%eax
  movzbl 0x3(%rsi),%ecx
  or     %ecx,%eax
  mov    %eax,0x4(%r9)
  cmp    $0x2,%r8d
  je     L193
  movzbl 0x8(%rsi),%eax
  movzbl 0x7(%rsi),%ecx
  shl    $0x10,%eax
  shl    $0x8,%ecx
  or     %ecx,%eax
  movzbl 0x6(%rsi),%ecx
  or     %ecx,%eax
  mov    %eax,0x8(%r9)
  cmp    $0x3,%r8d
  je     L193
  movzbl 0xa(%rsi),%eax
  movzbl 0xb(%rsi),%ecx
  shl    $0x8,%eax
  shl    $0x10,%ecx
  or     %ecx,%eax
  movzbl 0x9(%rsi),%ecx
  or     %ecx,%eax
  mov    %eax,0xc(%r9)
L193:
  mov    %edx,%edx
  add    $0x1,%rdx
  lea    (%r9,%rdx,4),%rax
  lea    (%rdx,%rdx,2),%rdx
  add    %rdx,%rsi
L308:
  add    %rbp,%rsi
  add    %r12,%rax
  add    $0x1,%r11d
  cmp    %r11d,0x88(%rsp)
  jne    L353
  jmp    L238
L47:
  mov    $0xffffffff,%eax
  jmp    L227
L290:
  mov    %r9,%rax
  jmp    L308
L17:
  call   <__stack_chk_fail@plt>
L331:
  mov    %r8,%rdx
  jmp    L58
```

tool_calls: name: unpack_data
arguments: label: D8
type_infered: byte[16]

tool: {"D8": [0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00]}

assistant: ```c
int RGB24toRGB32(unsigned char *dest_ptr, int dest_width, int dest_height, int dest_pitch, int dest_x, int dest_y, int dest_dx, int dest_dy, unsigned char *src_ptr, int src_width, int src_height, int src_pitch, int src_x, int src_y, int src_dx, int src_dy) {
  int scale_x, scale_y;
  if (!chk_args(dest_ptr, dest_width, dest_height, dest_pitch, dest_x, dest_y, dest_dx, dest_dy, src_ptr, src_width, src_height, src_pitch, src_x, src_y, src_dx, src_dy, &scale_x, &scale_y))
    return -1;
  if (src_pitch < 0)
    src_ptr -= (src_height - 1) * src_pitch;
  if (dest_pitch < 0)
    dest_ptr -= (dest_height - 1) * dest_pitch;
  if (scale_x == 1 && scale_y == 1) {
    unsigned char *s, *d;
    register int i;
    s = src_ptr + src_x * 3 + src_y * src_pitch;
    d = dest_ptr + dest_x * 4 + dest_y * dest_pitch;
    for (i = 0; i < dest_dy; i++) {
      register int sx = src_x, ddx = dest_dx;
      while ((sx & 3) && ddx) {
        *(unsigned int *)d = (unsigned int)s[0] | (s[1] << 8) | (s[2] << 16);
        d += 4;
        s += 3;
        sx++;
        ddx--;
      }
      while (ddx >= 4) {
        register unsigned int a, b;
        a = *(unsigned int *)s;
        b = *(unsigned int *)(s + 4);
        *(unsigned int *)d = a & 0x00FFFFFF;
        *(unsigned int *)(d + 4) = ((a >> 24) | (b << 8)) & 0x00FFFFFF;
        a = *(unsigned int *)(s + 8);
        *(unsigned int *)(d + 8) = ((b >> 16) | (a << 16)) & 0x00FFFFFF;
        *(unsigned int *)(d + 12) = a >> 8;
        d += 4 * 4;
        s += 3 * 4;
        ddx -= 4;
      }
      while (ddx) {
        *(unsigned int *)d = (unsigned int)s[0] | (s[1] << 8) | (s[2] << 16);
        d += 4;
        s += 3;
        ddx--;
      }
      s += src_pitch - dest_dx * 3;
      d += dest_pitch - dest_dx * 4;
    }
    return 0;
  }
  if (scale_x == 2 && scale_y == 2) {
    unsigned char *s, *d;
    register int i;
    s = src_ptr + src_x * 3 + src_y * src_pitch;
    d = dest_ptr + dest_x * 4 + dest_y * dest_pitch;
    for (i = 0; i < src_dy; i++) {
      register int sx = src_x, sdx = src_dx;
      while ((sx & 3) && sdx) {
        register unsigned int a;
        a = (unsigned int)s[0] | (s[1] << 8) | (s[2] << 16);
        *(unsigned int *)d = a;
        *(unsigned int *)(d + 4) = a;
        d += 2 * 4;
        s += 3;
        sx++;
        sdx--;
      }
      while (sdx >= 4) {
        register unsigned int a, b, c;
        a = *(unsigned int *)s;
        b = *(unsigned int *)(s + 4);
        c = a & 0x00FFFFFF;
        *(unsigned int *)(d) = c;
        *(unsigned int *)(d + 4) = c;
        c = ((a >> 24) | (b << 8)) & 0x00FFFFFF;
        *(unsigned int *)(d + 2 * 4) = c;
        *(unsigned int *)(d + 3 * 4) = c;
        a = *(unsigned int *)(s + 8);
        c = ((b >> 16) | (a << 16)) & 0x00FFFFFF;
        *(unsigned int *)(d + 4 * 4) = c;
        *(unsigned int *)(d + 5 * 4) = c;
        c = a >> 8;
        *(unsigned int *)(d + 6 * 4) = c;
        *(unsigned int *)(d + 7 * 4) = c;
        d += 4 * 2 * 4;
        s += 4 * 3;
        sdx -= 4;
      }
      while (sdx) {
        register unsigned int a;
        a = (unsigned int)s[0] | (s[1] << 8) | (s[2] << 16);
        *(unsigned int *)d = a;
        *(unsigned int *)(d + 4) = a;
        d += 2 * 4;
        s += 3;
        sdx--;
      }
      s -= src_dx * 3;
      d -= src_dx * 2 * 4;
      memcpy(d + dest_pitch, d, src_dx * 2 * 4);
      s += src_pitch;
      d += dest_pitch * 2;
    }
    return 0;
  }
  return -1;
}
```