#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 */

/* Variables and functions */
float cosf(float);
float sinf(float);
void mtxLoadRotateX(float *mtx, float rad) {
  mtx[10] = mtx[5] = cosf(rad);
  mtx[6] = sinf(rad);
  mtx[9] = -mtx[6];
  mtx[0] = mtx[15] = 1.0f;
  mtx[1] = mtx[2] = mtx[3] = mtx[4] = mtx[7] = mtx[8] = mtx[11] = mtx[12] =
      mtx[13] = mtx[14] = 0.0;
}


x86 assembly (clang, -O0):
<mtxLoadRotateX>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
movss  %xmm0,-0xc(%rbp)
movss  -0xc(%rbp),%xmm0
call   1040 <cosf@plt>
mov    -0x8(%rbp),%rax
movss  %xmm0,0x14(%rax)
mov    -0x8(%rbp),%rax
movss  %xmm0,0x28(%rax)
movss  -0xc(%rbp),%xmm0
call   1030 <sinf@plt>
mov    -0x8(%rbp),%rax
movss  %xmm0,0x18(%rax)
mov    -0x8(%rbp),%rax
movss  0x18(%rax),%xmm0
movd   %xmm0,%eax
xor    $0x80000000,%eax
movd   %eax,%xmm0
mov    -0x8(%rbp),%rax
movss  %xmm0,0x24(%rax)
mov    -0x8(%rbp),%rax
movss  0xe75(%rip),%xmm0
movss  %xmm0,0x3c(%rax)
mov    -0x8(%rbp),%rax
movss  0xe64(%rip),%xmm0
movss  %xmm0,(%rax)
mov    -0x8(%rbp),%rax
xorps  %xmm0,%xmm0
movss  %xmm0,0x38(%rax)
mov    -0x8(%rbp),%rax
xorps  %xmm0,%xmm0
movss  %xmm0,0x34(%rax)
mov    -0x8(%rbp),%rax
xorps  %xmm0,%xmm0
movss  %xmm0,0x30(%rax)
mov    -0x8(%rbp),%rax
xorps  %xmm0,%xmm0
movss  %xmm0,0x2c(%rax)
mov    -0x8(%rbp),%rax
xorps  %xmm0,%xmm0
movss  %xmm0,0x20(%rax)
mov    -0x8(%rbp),%rax
xorps  %xmm0,%xmm0
movss  %xmm0,0x1c(%rax)
mov    -0x8(%rbp),%rax
xorps  %xmm0,%xmm0
movss  %xmm0,0x10(%rax)
mov    -0x8(%rbp),%rax
xorps  %xmm0,%xmm0
movss  %xmm0,0xc(%rax)
mov    -0x8(%rbp),%rax
xorps  %xmm0,%xmm0
movss  %xmm0,0x8(%rax)
mov    -0x8(%rbp),%rax
xorps  %xmm0,%xmm0
movss  %xmm0,0x4(%rax)
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<mtxLoadRotateX>:
push   %rbx
sub    $0x10,%rsp
movss  %xmm0,0xc(%rsp)
mov    %rdi,%rbx
call   1040 <cosf@plt>
movss  %xmm0,0x14(%rbx)
movss  %xmm0,0x28(%rbx)
movss  0xc(%rsp),%xmm0
call   1030 <sinf@plt>
movss  %xmm0,0x18(%rbx)
xorps  0xeac(%rip),%xmm0
movss  %xmm0,0x24(%rbx)
movl   $0x3f800000,0x3c(%rbx)
movl   $0x3f800000,(%rbx)
movq   $0x0,0x1c(%rbx)
xorps  %xmm0,%xmm0
movups %xmm0,0x4(%rbx)
movups %xmm0,0x2c(%rbx)
add    $0x10,%rsp
pop    %rbx
ret

LLVM IR (-O0):
define void @mtxLoadRotateX(float* %0, float %1) {
%3 = alloca float*
%4 = alloca float
store float* %0, float** %3
store float %1, float* %4
%5 = load float, float* %4
%6 = call float @cosf(float %5)
%7 = load float*, float** %3
%8 = getelementptr inbounds float, float* %7, i64 5
store float %6, float* %8
%9 = load float*, float** %3
%10 = getelementptr inbounds float, float* %9, i64 10
store float %6, float* %10
%11 = load float, float* %4
%12 = call float @sinf(float %11)
%13 = load float*, float** %3
%14 = getelementptr inbounds float, float* %13, i64 6
store float %12, float* %14
%15 = load float*, float** %3
%16 = getelementptr inbounds float, float* %15, i64 6
%17 = load float, float* %16
%18 = fneg float %17
%19 = load float*, float** %3
%20 = getelementptr inbounds float, float* %19, i64 9
store float %18, float* %20
%21 = load float*, float** %3
%22 = getelementptr inbounds float, float* %21, i64 15
store float 1.000000e+00, float* %22
%23 = load float*, float** %3
%24 = getelementptr inbounds float, float* %23, i64 0
store float 1.000000e+00, float* %24
%25 = load float*, float** %3
%26 = getelementptr inbounds float, float* %25, i64 14
store float 0.000000e+00, float* %26
%27 = load float*, float** %3
%28 = getelementptr inbounds float, float* %27, i64 13
store float 0.000000e+00, float* %28
%29 = load float*, float** %3
%30 = getelementptr inbounds float, float* %29, i64 12
store float 0.000000e+00, float* %30
%31 = load float*, float** %3
%32 = getelementptr inbounds float, float* %31, i64 11
store float 0.000000e+00, float* %32
%33 = load float*, float** %3
%34 = getelementptr inbounds float, float* %33, i64 8
store float 0.000000e+00, float* %34
%35 = load float*, float** %3
%36 = getelementptr inbounds float, float* %35, i64 7
store float 0.000000e+00, float* %36
%37 = load float*, float** %3
%38 = getelementptr inbounds float, float* %37, i64 4
store float 0.000000e+00, float* %38
%39 = load float*, float** %3
%40 = getelementptr inbounds float, float* %39, i64 3
store float 0.000000e+00, float* %40
%41 = load float*, float** %3
%42 = getelementptr inbounds float, float* %41, i64 2
store float 0.000000e+00, float* %42
%43 = load float*, float** %3
%44 = getelementptr inbounds float, float* %43, i64 1
store float 0.000000e+00, float* %44
ret void
}

LLVM IR (-O2):
define void @mtxLoadRotateX(float* nocapture writeonly %0, float %1) {
%3 = tail call float @cosf(float %1)
%4 = getelementptr inbounds float, float* %0, i64 5
store float %3, float* %4
%5 = getelementptr inbounds float, float* %0, i64 10
store float %3, float* %5
%6 = tail call float @sinf(float %1)
%7 = getelementptr inbounds float, float* %0, i64 6
store float %6, float* %7
%8 = fneg float %6
%9 = getelementptr inbounds float, float* %0, i64 9
store float %8, float* %9
%10 = getelementptr inbounds float, float* %0, i64 15
store float 1.000000e+00, float* %10
store float 1.000000e+00, float* %0
%11 = getelementptr inbounds float, float* %0, i64 11
%12 = getelementptr inbounds float, float* %0, i64 8
store float 0.000000e+00, float* %12
%13 = getelementptr inbounds float, float* %0, i64 7
store float 0.000000e+00, float* %13
%14 = getelementptr inbounds float, float* %0, i64 1
%15 = bitcast float* %14 to i8*
%16 = bitcast float* %11 to i8*
ret void
}