#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 */
double cos(double);
double glmRadd(double);
double sin(double);
void glmGenerateRotationMatrix2dDeg(double m[4], double angle) {
  angle = glmRadd(angle);
  m[0] = cos(angle);
  m[2] = -sin(angle);
  m[1] = sin(angle);
  m[3] = cos(angle);
}


x86 assembly (clang, -O0):
<glmGenerateRotationMatrix2dDeg>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
movsd  %xmm0,-0x10(%rbp)
movsd  -0x10(%rbp),%xmm0
call   1030 <glmRadd@plt>
movsd  %xmm0,-0x10(%rbp)
movsd  -0x10(%rbp),%xmm0
call   1050 <cos@plt>
mov    -0x8(%rbp),%rax
movsd  %xmm0,(%rax)
movsd  -0x10(%rbp),%xmm0
call   1040 <sin@plt>
movq   %xmm0,%rax
movabs $0x8000000000000000,%rcx
xor    %rcx,%rax
movq   %rax,%xmm0
mov    -0x8(%rbp),%rax
movsd  %xmm0,0x10(%rax)
movsd  -0x10(%rbp),%xmm0
call   1040 <sin@plt>
mov    -0x8(%rbp),%rax
movsd  %xmm0,0x8(%rax)
movsd  -0x10(%rbp),%xmm0
call   1050 <cos@plt>
mov    -0x8(%rbp),%rax
movsd  %xmm0,0x18(%rax)
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<glmGenerateRotationMatrix2dDeg>:
push   %rbx
sub    $0x10,%rsp
mov    %rdi,%rbx
call   1030 <glmRadd@plt>
movsd  %xmm0,0x8(%rsp)
call   1050 <cos@plt>
movsd  %xmm0,(%rbx)
movsd  0x8(%rsp),%xmm0
call   1040 <sin@plt>
xorps  0xea2(%rip),%xmm0
movlps %xmm0,0x10(%rbx)
movsd  0x8(%rsp),%xmm0
call   1040 <sin@plt>
movsd  %xmm0,0x8(%rbx)
movsd  0x8(%rsp),%xmm0
call   1050 <cos@plt>
movsd  %xmm0,0x18(%rbx)
add    $0x10,%rsp
pop    %rbx
ret

LLVM IR (-O0):
define void @glmGenerateRotationMatrix2dDeg(double* %0, double %1) {
%3 = alloca double*
%4 = alloca double
store double* %0, double** %3
store double %1, double* %4
%5 = load double, double* %4
%6 = call double @glmRadd(double %5)
store double %6, double* %4
%7 = load double, double* %4
%8 = call double @cos(double %7)
%9 = load double*, double** %3
%10 = getelementptr inbounds double, double* %9, i64 0
store double %8, double* %10
%11 = load double, double* %4
%12 = call double @sin(double %11)
%13 = fneg double %12
%14 = load double*, double** %3
%15 = getelementptr inbounds double, double* %14, i64 2
store double %13, double* %15
%16 = load double, double* %4
%17 = call double @sin(double %16)
%18 = load double*, double** %3
%19 = getelementptr inbounds double, double* %18, i64 1
store double %17, double* %19
%20 = load double, double* %4
%21 = call double @cos(double %20)
%22 = load double*, double** %3
%23 = getelementptr inbounds double, double* %22, i64 3
store double %21, double* %23
ret void
}

LLVM IR (-O2):
define void @glmGenerateRotationMatrix2dDeg(double* nocapture writeonly %0, double %1) {
%3 = tail call double @glmRadd(double %1)
%4 = tail call double @cos(double %3)
store double %4, double* %0
%5 = tail call double @sin(double %3)
%6 = fneg double %5
%7 = getelementptr inbounds double, double* %0, i64 2
store double %6, double* %7
%8 = tail call double @sin(double %3)
%9 = getelementptr inbounds double, double* %0, i64 1
store double %8, double* %9
%10 = tail call double @cos(double %3)
%11 = getelementptr inbounds double, double* %0, i64 3
store double %10, double* %11
ret void
}