#define NULL ((void *)0)
typedef unsigned long size_t; // Customize by platform.
typedef long intptr_t;
typedef unsigned long uintptr_t;
typedef long scalar_t__; // Either arithmetic or pointer type.
/* By default, we understand bool (as a convenience). */
typedef int bool;
#define false 0
#define true 1

/* Forward declarations */

/* Type definitions */
typedef int uint8_t;

/* Variables and functions */
void h265hvcc_init(uint8_t *p) {
  p[0] = 1;
  p[1] = 0;
  p[2] = 0;
  p[3] = 0;
  p[4] = 0;
  p[5] = 0;
  p[6] = 0;
  p[7] = 0;
  p[8] = 0;
  p[9] = 0;
  p[10] = 0;
  p[11] = 0;
  p[12] = 0;
  p[13] = 0xf0;
  p[14] = 0xfc;
  p[15] = 0xfc;
  p[16] = 0xf8;
  p[17] = 0xf8;
  p[18] = 0;
  p[19] = 0;
  p[20] = 0;
  p[21] = 0;
}


x86 assembly (clang, -O0):
<h265hvcc_init>:
push   %rbp
mov    %rsp,%rbp
mov    %rdi,-0x8(%rbp)
mov    -0x8(%rbp),%rax
movl   $0x1,(%rax)
mov    -0x8(%rbp),%rax
movl   $0x0,0x4(%rax)
mov    -0x8(%rbp),%rax
movl   $0x0,0x8(%rax)
mov    -0x8(%rbp),%rax
movl   $0x0,0xc(%rax)
mov    -0x8(%rbp),%rax
movl   $0x0,0x10(%rax)
mov    -0x8(%rbp),%rax
movl   $0x0,0x14(%rax)
mov    -0x8(%rbp),%rax
movl   $0x0,0x18(%rax)
mov    -0x8(%rbp),%rax
movl   $0x0,0x1c(%rax)
mov    -0x8(%rbp),%rax
movl   $0x0,0x20(%rax)
mov    -0x8(%rbp),%rax
movl   $0x0,0x24(%rax)
mov    -0x8(%rbp),%rax
movl   $0x0,0x28(%rax)
mov    -0x8(%rbp),%rax
movl   $0x0,0x2c(%rax)
mov    -0x8(%rbp),%rax
movl   $0x0,0x30(%rax)
mov    -0x8(%rbp),%rax
movl   $0xf0,0x34(%rax)
mov    -0x8(%rbp),%rax
movl   $0xfc,0x38(%rax)
mov    -0x8(%rbp),%rax
movl   $0xfc,0x3c(%rax)
mov    -0x8(%rbp),%rax
movl   $0xf8,0x40(%rax)
mov    -0x8(%rbp),%rax
movl   $0xf8,0x44(%rax)
mov    -0x8(%rbp),%rax
movl   $0x0,0x48(%rax)
mov    -0x8(%rbp),%rax
movl   $0x0,0x4c(%rax)
mov    -0x8(%rbp),%rax
movl   $0x0,0x50(%rax)
mov    -0x8(%rbp),%rax
movl   $0x0,0x54(%rax)
pop    %rbp
ret

x86 assembly (clang, -O2):
<h265hvcc_init>:
movl   $0x1,(%rdi)
xorps  %xmm0,%xmm0
movups %xmm0,0x4(%rdi)
movups %xmm0,0x14(%rdi)
movups %xmm0,0x24(%rdi)
movaps 0xee4(%rip),%xmm1
movups %xmm1,0x34(%rdi)
movl   $0xf8,0x44(%rdi)
movups %xmm0,0x48(%rdi)
ret

LLVM IR (-O0):
define void @h265hvcc_init(i32* %0) {
%2 = alloca i32*
store i32* %0, i32** %2
%3 = load i32*, i32** %2
%4 = getelementptr inbounds i32, i32* %3, i64 0
store i32 1, i32* %4
%5 = load i32*, i32** %2
%6 = getelementptr inbounds i32, i32* %5, i64 1
store i32 0, i32* %6
%7 = load i32*, i32** %2
%8 = getelementptr inbounds i32, i32* %7, i64 2
store i32 0, i32* %8
%9 = load i32*, i32** %2
%10 = getelementptr inbounds i32, i32* %9, i64 3
store i32 0, i32* %10
%11 = load i32*, i32** %2
%12 = getelementptr inbounds i32, i32* %11, i64 4
store i32 0, i32* %12
%13 = load i32*, i32** %2
%14 = getelementptr inbounds i32, i32* %13, i64 5
store i32 0, i32* %14
%15 = load i32*, i32** %2
%16 = getelementptr inbounds i32, i32* %15, i64 6
store i32 0, i32* %16
%17 = load i32*, i32** %2
%18 = getelementptr inbounds i32, i32* %17, i64 7
store i32 0, i32* %18
%19 = load i32*, i32** %2
%20 = getelementptr inbounds i32, i32* %19, i64 8
store i32 0, i32* %20
%21 = load i32*, i32** %2
%22 = getelementptr inbounds i32, i32* %21, i64 9
store i32 0, i32* %22
%23 = load i32*, i32** %2
%24 = getelementptr inbounds i32, i32* %23, i64 10
store i32 0, i32* %24
%25 = load i32*, i32** %2
%26 = getelementptr inbounds i32, i32* %25, i64 11
store i32 0, i32* %26
%27 = load i32*, i32** %2
%28 = getelementptr inbounds i32, i32* %27, i64 12
store i32 0, i32* %28
%29 = load i32*, i32** %2
%30 = getelementptr inbounds i32, i32* %29, i64 13
store i32 240, i32* %30
%31 = load i32*, i32** %2
%32 = getelementptr inbounds i32, i32* %31, i64 14
store i32 252, i32* %32
%33 = load i32*, i32** %2
%34 = getelementptr inbounds i32, i32* %33, i64 15
store i32 252, i32* %34
%35 = load i32*, i32** %2
%36 = getelementptr inbounds i32, i32* %35, i64 16
store i32 248, i32* %36
%37 = load i32*, i32** %2
%38 = getelementptr inbounds i32, i32* %37, i64 17
store i32 248, i32* %38
%39 = load i32*, i32** %2
%40 = getelementptr inbounds i32, i32* %39, i64 18
store i32 0, i32* %40
%41 = load i32*, i32** %2
%42 = getelementptr inbounds i32, i32* %41, i64 19
store i32 0, i32* %42
%43 = load i32*, i32** %2
%44 = getelementptr inbounds i32, i32* %43, i64 20
store i32 0, i32* %44
%45 = load i32*, i32** %2
%46 = getelementptr inbounds i32, i32* %45, i64 21
store i32 0, i32* %46
ret void
}

LLVM IR (-O2):
define void @h265hvcc_init(i32* writeonly %0) {
store i32 1, i32* %0
%2 = getelementptr inbounds i32, i32* %0, i64 1
%3 = getelementptr inbounds i32, i32* %0, i64 13
%4 = bitcast i32* %2 to i8*
%5 = bitcast i32* %3 to <4 x i32>*
store <4 x i32> <i32 240, i32 252, i32 252, i32 248>, <4 x i32>* %5
%6 = getelementptr inbounds i32, i32* %0, i64 17
store i32 248, i32* %6
%7 = getelementptr inbounds i32, i32* %0, i64 18
%8 = bitcast i32* %7 to i8*
ret void
}