#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 */
int pow(double, double);
double DNuclear_6S(double rij, double xii) {
  double S;
  S = (pow((double)(rij), (double)(-2.0))) -
      (467775.0 + 935550.0 * rij * xii +
       935550.0 * (pow((double)(rij), (double)(2.0))) *
           (pow((double)(xii), (double)(2.0))) +
       623700.0 * (pow((double)(rij), (double)(3.0))) *
           (pow((double)(xii), (double)(3.0))) +
       311850.0 * (pow((double)(rij), (double)(4.0))) *
           (pow((double)(xii), (double)(4.0))) +
       124740.0 * (pow((double)(rij), (double)(5.0))) *
           (pow((double)(xii), (double)(5.0))) +
       41580.0 * (pow((double)(rij), (double)(6.0))) *
           (pow((double)(xii), (double)(6.0))) +
       11880.0 * (pow((double)(rij), (double)(7.0))) *
           (pow((double)(xii), (double)(7.0))) +
       2970.0 * (pow((double)(rij), (double)(8.0))) *
           (pow((double)(xii), (double)(8.0))) +
       660.0 * (pow((double)(rij), (double)(9.0))) *
           (pow((double)(xii), (double)(9.0))) +
       132.0 * (pow((double)(rij), (double)(10.0))) *
           (pow((double)(xii), (double)(10.0))) +
       24.0 * (pow((double)(rij), (double)(11.0))) *
           (pow((double)(xii), (double)(11.0))) +
       4.0 * (pow((double)(rij), (double)(12.0))) *
           (pow((double)(xii), (double)(12.0)))) /
          (467775. *
           (pow((double)(2.71828182845904523536029),
                (double)(2.0 * rij * xii))) *
           (pow((double)(rij), (double)(2.0))));
  return S;
}


x86 assembly (clang, -O0):
<DNuclear_6S>:
push   %rbp
mov    %rsp,%rbp
sub    $0xe0,%rsp
movsd  %xmm0,-0x8(%rbp)
movsd  %xmm1,-0x10(%rbp)
movsd  -0x8(%rbp),%xmm0
movsd  0xf86(%rip),%xmm1
call   1030 <pow@plt>
cvtsi2sd %eax,%xmm0
movsd  %xmm0,-0x20(%rbp)
movsd  0xf68(%rip),%xmm0
mulsd  -0x8(%rbp),%xmm0
movsd  -0x10(%rbp),%xmm1
mulsd  %xmm1,%xmm0
movsd  0xeaa(%rip),%xmm1
addsd  %xmm1,%xmm0
movsd  %xmm0,-0xd8(%rbp)
ff
movsd  -0x8(%rbp),%xmm0
movsd  0xe89(%rip),%xmm1
call   1030 <pow@plt>
cvtsi2sd %eax,%xmm1
movsd  0xf28(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0xe0(%rbp)
ff
movsd  -0x10(%rbp),%xmm0
movsd  0xe5f(%rip),%xmm1
call   1030 <pow@plt>
movsd  -0xe0(%rbp),%xmm0
ff
movsd  -0xd8(%rbp),%xmm1
ff
cvtsi2sd %eax,%xmm2
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0xc8(%rbp)
ff
movsd  -0x8(%rbp),%xmm0
movsd  0xec9(%rip),%xmm1
call   1030 <pow@plt>
cvtsi2sd %eax,%xmm1
movsd  0xec0(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0xd0(%rbp)
ff
movsd  -0x10(%rbp),%xmm0
movsd  0xe9f(%rip),%xmm1
call   1030 <pow@plt>
movsd  -0xd0(%rbp),%xmm0
ff
movsd  -0xc8(%rbp),%xmm1
ff
cvtsi2sd %eax,%xmm2
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0xb8(%rbp)
ff
movsd  -0x8(%rbp),%xmm0
movsd  0xde9(%rip),%xmm1
call   1030 <pow@plt>
cvtsi2sd %eax,%xmm1
movsd  0xe50(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0xc0(%rbp)
ff
movsd  -0x10(%rbp),%xmm0
movsd  0xdbf(%rip),%xmm1
call   1030 <pow@plt>
movsd  -0xc0(%rbp),%xmm0
ff
movsd  -0xb8(%rbp),%xmm1
ff
cvtsi2sd %eax,%xmm2
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0xa8(%rbp)
ff
movsd  -0x8(%rbp),%xmm0
movsd  0xdf1(%rip),%xmm1
call   1030 <pow@plt>
cvtsi2sd %eax,%xmm1
movsd  0xde8(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0xb0(%rbp)
ff
movsd  -0x10(%rbp),%xmm0
movsd  0xdc7(%rip),%xmm1
call   1030 <pow@plt>
movsd  -0xb0(%rbp),%xmm0
ff
movsd  -0xa8(%rbp),%xmm1
ff
cvtsi2sd %eax,%xmm2
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x98(%rbp)
ff
movsd  -0x8(%rbp),%xmm0
movsd  0xd81(%rip),%xmm1
call   1030 <pow@plt>
cvtsi2sd %eax,%xmm1
movsd  0xd78(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0xa0(%rbp)
ff
movsd  -0x10(%rbp),%xmm0
movsd  0xd57(%rip),%xmm1
call   1030 <pow@plt>
movsd  -0xa0(%rbp),%xmm0
ff
movsd  -0x98(%rbp),%xmm1
ff
cvtsi2sd %eax,%xmm2
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x88(%rbp)
ff
movsd  -0x8(%rbp),%xmm0
movsd  0xd11(%rip),%xmm1
call   1030 <pow@plt>
cvtsi2sd %eax,%xmm1
movsd  0xd08(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x90(%rbp)
ff
movsd  -0x10(%rbp),%xmm0
movsd  0xce7(%rip),%xmm1
call   1030 <pow@plt>
movsd  -0x90(%rbp),%xmm0
ff
movsd  -0x88(%rbp),%xmm1
ff
cvtsi2sd %eax,%xmm2
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x78(%rbp)
movsd  -0x8(%rbp),%xmm0
movsd  0xca4(%rip),%xmm1
call   1030 <pow@plt>
cvtsi2sd %eax,%xmm1
movsd  0xc9b(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x80(%rbp)
movsd  -0x10(%rbp),%xmm0
movsd  0xc7d(%rip),%xmm1
call   1030 <pow@plt>
movsd  -0x80(%rbp),%xmm0
movsd  -0x78(%rbp),%xmm1
cvtsi2sd %eax,%xmm2
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x68(%rbp)
movsd  -0x8(%rbp),%xmm0
movsd  0xc40(%rip),%xmm1
call   1030 <pow@plt>
cvtsi2sd %eax,%xmm1
movsd  0xc37(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x70(%rbp)
movsd  -0x10(%rbp),%xmm0
movsd  0xc19(%rip),%xmm1
call   1030 <pow@plt>
movsd  -0x70(%rbp),%xmm0
movsd  -0x68(%rbp),%xmm1
cvtsi2sd %eax,%xmm2
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x58(%rbp)
movsd  -0x8(%rbp),%xmm0
movsd  0xbdc(%rip),%xmm1
call   1030 <pow@plt>
cvtsi2sd %eax,%xmm1
movsd  0xbd3(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x60(%rbp)
movsd  -0x10(%rbp),%xmm0
movsd  0xbb5(%rip),%xmm1
call   1030 <pow@plt>
movsd  -0x60(%rbp),%xmm0
movsd  -0x58(%rbp),%xmm1
cvtsi2sd %eax,%xmm2
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x48(%rbp)
movsd  -0x8(%rbp),%xmm0
movsd  0xb78(%rip),%xmm1
call   1030 <pow@plt>
cvtsi2sd %eax,%xmm1
movsd  0xb6f(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x50(%rbp)
movsd  -0x10(%rbp),%xmm0
movsd  0xb51(%rip),%xmm1
call   1030 <pow@plt>
movsd  -0x50(%rbp),%xmm0
movsd  -0x48(%rbp),%xmm1
cvtsi2sd %eax,%xmm2
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x38(%rbp)
movsd  -0x8(%rbp),%xmm0
movsd  0xb14(%rip),%xmm1
call   1030 <pow@plt>
cvtsi2sd %eax,%xmm1
movsd  0xb0b(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x40(%rbp)
movsd  -0x10(%rbp),%xmm0
movsd  0xaed(%rip),%xmm1
call   1030 <pow@plt>
movsd  -0x40(%rbp),%xmm0
movsd  -0x38(%rbp),%xmm1
cvtsi2sd %eax,%xmm2
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x28(%rbp)
movsd  0xaad(%rip),%xmm1
mulsd  -0x8(%rbp),%xmm1
mulsd  -0x10(%rbp),%xmm1
movsd  0xaab(%rip),%xmm0
call   1030 <pow@plt>
cvtsi2sd %eax,%xmm1
movsd  0xa92(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x30(%rbp)
movsd  -0x8(%rbp),%xmm0
movsd  0xa74(%rip),%xmm1
call   1030 <pow@plt>
movsd  -0x30(%rbp),%xmm2
movsd  -0x28(%rbp),%xmm1
movsd  -0x20(%rbp),%xmm0
cvtsi2sd %eax,%xmm3
mulsd  %xmm3,%xmm2
divsd  %xmm2,%xmm1
subsd  %xmm1,%xmm0
movsd  %xmm0,-0x18(%rbp)
movsd  -0x18(%rbp),%xmm0
add    $0xe0,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<DNuclear_6S>:
sub    $0x28,%rsp
movsd  %xmm1,0x10(%rsp)
movsd  %xmm0,0x18(%rsp)
movsd  0xed8(%rip),%xmm1
call   1030 <pow@plt>
xorps  %xmm0,%xmm0
cvtsi2sd %eax,%xmm0
movsd  %xmm0,0x20(%rsp)
movsd  0x18(%rsp),%xmm0
movapd %xmm0,%xmm1
mulsd  0xebc(%rip),%xmm1
mulsd  0x10(%rsp),%xmm1
addsd  0xeb6(%rip),%xmm1
movsd  %xmm1,(%rsp)
movsd  0xeb1(%rip),%xmm1
call   1030 <pow@plt>
xorps  %xmm0,%xmm0
cvtsi2sd %eax,%xmm0
mulsd  0xe8d(%rip),%xmm0
movsd  %xmm0,0x8(%rsp)
movsd  0x10(%rsp),%xmm0
movsd  0xe89(%rip),%xmm1
call   1030 <pow@plt>
xorps  %xmm0,%xmm0
cvtsi2sd %eax,%xmm0
mulsd  0x8(%rsp),%xmm0
addsd  (%rsp),%xmm0
movsd  %xmm0,(%rsp)
movsd  0xe6d(%rip),%xmm1
movsd  0x18(%rsp),%xmm0
call   1030 <pow@plt>
xorps  %xmm0,%xmm0
cvtsi2sd %eax,%xmm0
mulsd  0xe5b(%rip),%xmm0
movsd  %xmm0,0x8(%rsp)
movsd  0x10(%rsp),%xmm0
movsd  0xe3f(%rip),%xmm1
call   1030 <pow@plt>
xorps  %xmm0,%xmm0
cvtsi2sd %eax,%xmm0
mulsd  0x8(%rsp),%xmm0
addsd  (%rsp),%xmm0
movsd  %xmm0,(%rsp)
movsd  0xe2b(%rip),%xmm1
movsd  0x18(%rsp),%xmm0
call   1030 <pow@plt>
xorps  %xmm0,%xmm0
cvtsi2sd %eax,%xmm0
mulsd  0xe19(%rip),%xmm0
movsd  %xmm0,0x8(%rsp)
movsd  0x10(%rsp),%xmm0
movsd  0xdfd(%rip),%xmm1
call   1030 <pow@plt>
xorps  %xmm0,%xmm0
cvtsi2sd %eax,%xmm0
mulsd  0x8(%rsp),%xmm0
addsd  (%rsp),%xmm0
movsd  %xmm0,(%rsp)
movsd  0xde9(%rip),%xmm1
movsd  0x18(%rsp),%xmm0
call   1030 <pow@plt>
xorps  %xmm0,%xmm0
cvtsi2sd %eax,%xmm0
mulsd  0xdd7(%rip),%xmm0
movsd  %xmm0,0x8(%rsp)
movsd  0x10(%rsp),%xmm0
movsd  0xdbb(%rip),%xmm1
call   1030 <pow@plt>
xorps  %xmm0,%xmm0
cvtsi2sd %eax,%xmm0
mulsd  0x8(%rsp),%xmm0
addsd  (%rsp),%xmm0
movsd  %xmm0,(%rsp)
movsd  0xda7(%rip),%xmm1
movsd  0x18(%rsp),%xmm0
call   1030 <pow@plt>
xorps  %xmm0,%xmm0
cvtsi2sd %eax,%xmm0
mulsd  0xd95(%rip),%xmm0
movsd  %xmm0,0x8(%rsp)
movsd  0x10(%rsp),%xmm0
movsd  0xd79(%rip),%xmm1
call   1030 <pow@plt>
xorps  %xmm0,%xmm0
cvtsi2sd %eax,%xmm0
mulsd  0x8(%rsp),%xmm0
addsd  (%rsp),%xmm0
movsd  %xmm0,(%rsp)
movsd  0xd65(%rip),%xmm1
movsd  0x18(%rsp),%xmm0
call   1030 <pow@plt>
xorps  %xmm0,%xmm0
cvtsi2sd %eax,%xmm0
mulsd  0xd53(%rip),%xmm0
movsd  %xmm0,0x8(%rsp)
movsd  0x10(%rsp),%xmm0
movsd  0xd37(%rip),%xmm1
call   1030 <pow@plt>
xorps  %xmm0,%xmm0
cvtsi2sd %eax,%xmm0
mulsd  0x8(%rsp),%xmm0
addsd  (%rsp),%xmm0
movsd  %xmm0,(%rsp)
movsd  0xd23(%rip),%xmm1
movsd  0x18(%rsp),%xmm0
call   1030 <pow@plt>
xorps  %xmm0,%xmm0
cvtsi2sd %eax,%xmm0
mulsd  0xd11(%rip),%xmm0
movsd  %xmm0,0x8(%rsp)
movsd  0x10(%rsp),%xmm0
movsd  0xcf5(%rip),%xmm1
call   1030 <pow@plt>
xorps  %xmm0,%xmm0
cvtsi2sd %eax,%xmm0
mulsd  0x8(%rsp),%xmm0
addsd  (%rsp),%xmm0
movsd  %xmm0,(%rsp)
movsd  0xce1(%rip),%xmm1
movsd  0x18(%rsp),%xmm0
call   1030 <pow@plt>
xorps  %xmm0,%xmm0
cvtsi2sd %eax,%xmm0
mulsd  0xccf(%rip),%xmm0
movsd  %xmm0,0x8(%rsp)
movsd  0x10(%rsp),%xmm0
movsd  0xcb3(%rip),%xmm1
call   1030 <pow@plt>
xorps  %xmm0,%xmm0
cvtsi2sd %eax,%xmm0
mulsd  0x8(%rsp),%xmm0
addsd  (%rsp),%xmm0
movsd  %xmm0,(%rsp)
movsd  0xc9f(%rip),%xmm1
movsd  0x18(%rsp),%xmm0
call   1030 <pow@plt>
xorps  %xmm0,%xmm0
cvtsi2sd %eax,%xmm0
mulsd  0xc8d(%rip),%xmm0
movsd  %xmm0,0x8(%rsp)
movsd  0x10(%rsp),%xmm0
movsd  0xc71(%rip),%xmm1
call   1030 <pow@plt>
xorps  %xmm0,%xmm0
cvtsi2sd %eax,%xmm0
mulsd  0x8(%rsp),%xmm0
addsd  (%rsp),%xmm0
movsd  %xmm0,(%rsp)
movsd  0xc5d(%rip),%xmm1
movsd  0x18(%rsp),%xmm0
call   1030 <pow@plt>
xorps  %xmm0,%xmm0
cvtsi2sd %eax,%xmm0
mulsd  0xc4b(%rip),%xmm0
movsd  %xmm0,0x8(%rsp)
movsd  0x10(%rsp),%xmm0
movsd  0xc2f(%rip),%xmm1
call   1030 <pow@plt>
xorps  %xmm0,%xmm0
cvtsi2sd %eax,%xmm0
mulsd  0x8(%rsp),%xmm0
addsd  (%rsp),%xmm0
movsd  %xmm0,(%rsp)
movsd  0xc1b(%rip),%xmm1
movsd  0x18(%rsp),%xmm0
call   1030 <pow@plt>
xorps  %xmm0,%xmm0
cvtsi2sd %eax,%xmm0
mulsd  0xb81(%rip),%xmm0
movsd  %xmm0,0x8(%rsp)
movsd  0x10(%rsp),%xmm0
movsd  0xbed(%rip),%xmm1
call   1030 <pow@plt>
xorps  %xmm0,%xmm0
cvtsi2sd %eax,%xmm0
mulsd  0x8(%rsp),%xmm0
addsd  (%rsp),%xmm0
movsd  %xmm0,(%rsp)
movsd  0x18(%rsp),%xmm1
addsd  %xmm1,%xmm1
mulsd  0x10(%rsp),%xmm1
movsd  0xbc1(%rip),%xmm0
call   1030 <pow@plt>
xorps  %xmm0,%xmm0
cvtsi2sd %eax,%xmm0
mulsd  0xb05(%rip),%xmm0
movsd  %xmm0,0x10(%rsp)
movsd  0x18(%rsp),%xmm0
movsd  0xaf9(%rip),%xmm1
call   1030 <pow@plt>
xorps  %xmm0,%xmm0
cvtsi2sd %eax,%xmm0
mulsd  0x10(%rsp),%xmm0
movsd  (%rsp),%xmm1
divsd  %xmm0,%xmm1
movsd  0x20(%rsp),%xmm0
subsd  %xmm1,%xmm0
add    $0x28,%rsp
ret

LLVM IR (-O0):
define double @DNuclear_6S(double %0, double %1) {
%3 = alloca double
%4 = alloca double
%5 = alloca double
store double %0, double* %3
store double %1, double* %4
%6 = load double, double* %3
%7 = call i32 @pow(double %6, double -2.000000e+00)
%8 = sitofp i32 %7 to double
%9 = load double, double* %3
%10 = fmul double 9.355500e+05, %9
%11 = load double, double* %4
%12 = call double @llvm.fmuladd.f64(double %10, double %11, double 4.677750e+05)
%13 = load double, double* %3
%14 = call i32 @pow(double %13, double 2.000000e+00)
%15 = sitofp i32 %14 to double
%16 = fmul double 9.355500e+05, %15
%17 = load double, double* %4
%18 = call i32 @pow(double %17, double 2.000000e+00)
%19 = sitofp i32 %18 to double
%20 = call double @llvm.fmuladd.f64(double %16, double %19, double %12)
%21 = load double, double* %3
%22 = call i32 @pow(double %21, double 3.000000e+00)
%23 = sitofp i32 %22 to double
%24 = fmul double 6.237000e+05, %23
%25 = load double, double* %4
%26 = call i32 @pow(double %25, double 3.000000e+00)
%27 = sitofp i32 %26 to double
%28 = call double @llvm.fmuladd.f64(double %24, double %27, double %20)
%29 = load double, double* %3
%30 = call i32 @pow(double %29, double 4.000000e+00)
%31 = sitofp i32 %30 to double
%32 = fmul double 3.118500e+05, %31
%33 = load double, double* %4
%34 = call i32 @pow(double %33, double 4.000000e+00)
%35 = sitofp i32 %34 to double
%36 = call double @llvm.fmuladd.f64(double %32, double %35, double %28)
%37 = load double, double* %3
%38 = call i32 @pow(double %37, double 5.000000e+00)
%39 = sitofp i32 %38 to double
%40 = fmul double 1.247400e+05, %39
%41 = load double, double* %4
%42 = call i32 @pow(double %41, double 5.000000e+00)
%43 = sitofp i32 %42 to double
%44 = call double @llvm.fmuladd.f64(double %40, double %43, double %36)
%45 = load double, double* %3
%46 = call i32 @pow(double %45, double 6.000000e+00)
%47 = sitofp i32 %46 to double
%48 = fmul double 4.158000e+04, %47
%49 = load double, double* %4
%50 = call i32 @pow(double %49, double 6.000000e+00)
%51 = sitofp i32 %50 to double
%52 = call double @llvm.fmuladd.f64(double %48, double %51, double %44)
%53 = load double, double* %3
%54 = call i32 @pow(double %53, double 7.000000e+00)
%55 = sitofp i32 %54 to double
%56 = fmul double 1.188000e+04, %55
%57 = load double, double* %4
%58 = call i32 @pow(double %57, double 7.000000e+00)
%59 = sitofp i32 %58 to double
%60 = call double @llvm.fmuladd.f64(double %56, double %59, double %52)
%61 = load double, double* %3
%62 = call i32 @pow(double %61, double 8.000000e+00)
%63 = sitofp i32 %62 to double
%64 = fmul double 2.970000e+03, %63
%65 = load double, double* %4
%66 = call i32 @pow(double %65, double 8.000000e+00)
%67 = sitofp i32 %66 to double
%68 = call double @llvm.fmuladd.f64(double %64, double %67, double %60)
%69 = load double, double* %3
%70 = call i32 @pow(double %69, double 9.000000e+00)
%71 = sitofp i32 %70 to double
%72 = fmul double 6.600000e+02, %71
%73 = load double, double* %4
%74 = call i32 @pow(double %73, double 9.000000e+00)
%75 = sitofp i32 %74 to double
%76 = call double @llvm.fmuladd.f64(double %72, double %75, double %68)
%77 = load double, double* %3
%78 = call i32 @pow(double %77, double 1.000000e+01)
%79 = sitofp i32 %78 to double
%80 = fmul double 1.320000e+02, %79
%81 = load double, double* %4
%82 = call i32 @pow(double %81, double 1.000000e+01)
%83 = sitofp i32 %82 to double
%84 = call double @llvm.fmuladd.f64(double %80, double %83, double %76)
%85 = load double, double* %3
%86 = call i32 @pow(double %85, double 1.100000e+01)
%87 = sitofp i32 %86 to double
%88 = fmul double 2.400000e+01, %87
%89 = load double, double* %4
%90 = call i32 @pow(double %89, double 1.100000e+01)
%91 = sitofp i32 %90 to double
%92 = call double @llvm.fmuladd.f64(double %88, double %91, double %84)
%93 = load double, double* %3
%94 = call i32 @pow(double %93, double 1.200000e+01)
%95 = sitofp i32 %94 to double
%96 = fmul double 4.000000e+00, %95
%97 = load double, double* %4
%98 = call i32 @pow(double %97, double 1.200000e+01)
%99 = sitofp i32 %98 to double
%100 = call double @llvm.fmuladd.f64(double %96, double %99, double %92)
%101 = load double, double* %3
%102 = fmul double 2.000000e+00, %101
%103 = load double, double* %4
%104 = fmul double %102, %103
%105 = call i32 @pow(double 0x4005BF0A8B145769, double %104)
%106 = sitofp i32 %105 to double
%107 = fmul double 4.677750e+05, %106
%108 = load double, double* %3
%109 = call i32 @pow(double %108, double 2.000000e+00)
%110 = sitofp i32 %109 to double
%111 = fmul double %107, %110
%112 = fdiv double %100, %111
%113 = fsub double %8, %112
store double %113, double* %5
%114 = load double, double* %5
ret double %114
}

LLVM IR (-O2):
define double @DNuclear_6S(double %0, double %1) {
%3 = tail call i32 @pow(double %0, double -2.000000e+00)
%4 = sitofp i32 %3 to double
%5 = fmul double %0, 9.355500e+05
%6 = tail call double @llvm.fmuladd.f64(double %5, double %1, double 4.677750e+05)
%7 = tail call i32 @pow(double %0, double 2.000000e+00)
%8 = sitofp i32 %7 to double
%9 = fmul double %8, 9.355500e+05
%10 = tail call i32 @pow(double %1, double 2.000000e+00)
%11 = sitofp i32 %10 to double
%12 = tail call double @llvm.fmuladd.f64(double %9, double %11, double %6)
%13 = tail call i32 @pow(double %0, double 3.000000e+00)
%14 = sitofp i32 %13 to double
%15 = fmul double %14, 6.237000e+05
%16 = tail call i32 @pow(double %1, double 3.000000e+00)
%17 = sitofp i32 %16 to double
%18 = tail call double @llvm.fmuladd.f64(double %15, double %17, double %12)
%19 = tail call i32 @pow(double %0, double 4.000000e+00)
%20 = sitofp i32 %19 to double
%21 = fmul double %20, 3.118500e+05
%22 = tail call i32 @pow(double %1, double 4.000000e+00)
%23 = sitofp i32 %22 to double
%24 = tail call double @llvm.fmuladd.f64(double %21, double %23, double %18)
%25 = tail call i32 @pow(double %0, double 5.000000e+00)
%26 = sitofp i32 %25 to double
%27 = fmul double %26, 1.247400e+05
%28 = tail call i32 @pow(double %1, double 5.000000e+00)
%29 = sitofp i32 %28 to double
%30 = tail call double @llvm.fmuladd.f64(double %27, double %29, double %24)
%31 = tail call i32 @pow(double %0, double 6.000000e+00)
%32 = sitofp i32 %31 to double
%33 = fmul double %32, 4.158000e+04
%34 = tail call i32 @pow(double %1, double 6.000000e+00)
%35 = sitofp i32 %34 to double
%36 = tail call double @llvm.fmuladd.f64(double %33, double %35, double %30)
%37 = tail call i32 @pow(double %0, double 7.000000e+00)
%38 = sitofp i32 %37 to double
%39 = fmul double %38, 1.188000e+04
%40 = tail call i32 @pow(double %1, double 7.000000e+00)
%41 = sitofp i32 %40 to double
%42 = tail call double @llvm.fmuladd.f64(double %39, double %41, double %36)
%43 = tail call i32 @pow(double %0, double 8.000000e+00)
%44 = sitofp i32 %43 to double
%45 = fmul double %44, 2.970000e+03
%46 = tail call i32 @pow(double %1, double 8.000000e+00)
%47 = sitofp i32 %46 to double
%48 = tail call double @llvm.fmuladd.f64(double %45, double %47, double %42)
%49 = tail call i32 @pow(double %0, double 9.000000e+00)
%50 = sitofp i32 %49 to double
%51 = fmul double %50, 6.600000e+02
%52 = tail call i32 @pow(double %1, double 9.000000e+00)
%53 = sitofp i32 %52 to double
%54 = tail call double @llvm.fmuladd.f64(double %51, double %53, double %48)
%55 = tail call i32 @pow(double %0, double 1.000000e+01)
%56 = sitofp i32 %55 to double
%57 = fmul double %56, 1.320000e+02
%58 = tail call i32 @pow(double %1, double 1.000000e+01)
%59 = sitofp i32 %58 to double
%60 = tail call double @llvm.fmuladd.f64(double %57, double %59, double %54)
%61 = tail call i32 @pow(double %0, double 1.100000e+01)
%62 = sitofp i32 %61 to double
%63 = fmul double %62, 2.400000e+01
%64 = tail call i32 @pow(double %1, double 1.100000e+01)
%65 = sitofp i32 %64 to double
%66 = tail call double @llvm.fmuladd.f64(double %63, double %65, double %60)
%67 = tail call i32 @pow(double %0, double 1.200000e+01)
%68 = sitofp i32 %67 to double
%69 = fmul double %68, 4.000000e+00
%70 = tail call i32 @pow(double %1, double 1.200000e+01)
%71 = sitofp i32 %70 to double
%72 = tail call double @llvm.fmuladd.f64(double %69, double %71, double %66)
%73 = fmul double %0, 2.000000e+00
%74 = fmul double %73, %1
%75 = tail call i32 @pow(double 0x4005BF0A8B145769, double %74)
%76 = sitofp i32 %75 to double
%77 = fmul double %76, 4.677750e+05
%78 = tail call i32 @pow(double %0, double 2.000000e+00)
%79 = sitofp i32 %78 to double
%80 = fmul double %77, %79
%81 = fdiv double %72, %80
%82 = fsub double %4, %81
ret double %82
}