#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 exp(double);
double pow(double const, double);
double HO_20(const double L, const double x) {
  double retval = 0.4917837304e9 *
                  exp(-0.5000000000e0 * x * x * pow(L, -0.2e1)) *
                  pow(L, -0.41e2 / 0.2e1) *
                  (0.1564005695e-5 * pow(x, 0.20e2) -
                   0.1485805410e-3 * pow(x, 0.18e2) * L * L +
                   0.5683205691e-2 * pow(x, 0.16e2) * pow(L, 0.4e1) -
                   0.1136641138e0 * pow(x, 0.14e2) * pow(L, 0.6e1) +
                   0.1292929294e1 * pow(x, 0.12e2) * pow(L, 0.8e1) -
                   0.8533333339e1 * pow(x, 0.10e2) * pow(L, 0.10e2) +
                   0.3200000004e2 * pow(x, 0.8e1) * pow(L, 0.12e2) -
                   0.6400000005e2 * pow(x, 0.6e1) * pow(L, 0.14e2) +
                   0.6000000004e2 * pow(x, 0.4e1) * pow(L, 0.16e2) -
                   0.2000000002e2 * x * x * pow(L, 0.18e2) +
                   0.1000000000e1 * pow(L, 0.20e2));
  return retval;
}


x86 assembly (clang, -O0):
<HO_20>:
push   %rbp
mov    %rsp,%rbp
sub    $0xc0,%rsp
movsd  %xmm0,-0x8(%rbp)
movsd  %xmm1,-0x10(%rbp)
movsd  0xf73(%rip),%xmm0
mulsd  -0x10(%rbp),%xmm0
mulsd  -0x10(%rbp),%xmm0
movsd  %xmm0,-0xc0(%rbp)
ff
movsd  -0x8(%rbp),%xmm0
movsd  0xf4c(%rip),%xmm1
call   1040 <pow@plt>
movaps %xmm0,%xmm1
movsd  -0xc0(%rbp),%xmm0
ff
mulsd  %xmm1,%xmm0
call   1030 <exp@plt>
movaps %xmm0,%xmm1
movsd  0xf20(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0xb8(%rbp)
ff
movsd  -0x8(%rbp),%xmm0
movsd  0xeff(%rip),%xmm1
call   1040 <pow@plt>
movaps %xmm0,%xmm1
movsd  -0xb8(%rbp),%xmm0
ff
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x20(%rbp)
movsd  -0x10(%rbp),%xmm0
movsd  0xe41(%rip),%xmm1
call   1040 <pow@plt>
movsd  %xmm0,-0xb0(%rbp)
ff
movsd  -0x10(%rbp),%xmm0
movsd  0xe2f(%rip),%xmm1
call   1040 <pow@plt>
movaps %xmm0,%xmm2
movsd  -0xb0(%rbp),%xmm0
ff
movsd  0xe9f(%rip),%xmm1
mulsd  %xmm2,%xmm1
mulsd  -0x8(%rbp),%xmm1
mulsd  -0x8(%rbp),%xmm1
movq   %xmm1,%rax
movabs $0x8000000000000000,%rcx
xor    %rcx,%rax
movq   %rax,%xmm1
movsd  0xe6a(%rip),%xmm2
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0xa8(%rbp)
ff
movsd  -0x10(%rbp),%xmm0
movsd  0xddd(%rip),%xmm1
call   1040 <pow@plt>
movaps %xmm0,%xmm1
movsd  0xe35(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0xa0(%rbp)
ff
movsd  -0x8(%rbp),%xmm0
movsd  0xdc4(%rip),%xmm1
call   1040 <pow@plt>
movsd  -0xa8(%rbp),%xmm1
ff
movaps %xmm0,%xmm2
movsd  -0xa0(%rbp),%xmm0
ff
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x98(%rbp)
ff
movsd  -0x10(%rbp),%xmm0
movsd  0xd97(%rip),%xmm1
call   1040 <pow@plt>
movaps %xmm0,%xmm1
movsd  0xdcf(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x90(%rbp)
ff
movsd  -0x8(%rbp),%xmm0
movsd  0xd7e(%rip),%xmm1
call   1040 <pow@plt>
movsd  -0x98(%rbp),%xmm1
ff
movaps %xmm0,%xmm2
movsd  -0x90(%rbp),%xmm0
ff
movq   %xmm0,%rax
movabs $0x8000000000000000,%rcx
xor    %rcx,%rax
movq   %rax,%xmm0
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x88(%rbp)
movsd  -0x10(%rbp),%xmm0
movsd  0xd3a(%rip),%xmm1
call   1040 <pow@plt>
movaps %xmm0,%xmm1
movsd  0xd52(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x80(%rbp)
movsd  -0x8(%rbp),%xmm0
movsd  0xd24(%rip),%xmm1
call   1040 <pow@plt>
movsd  -0x88(%rbp),%xmm1
ff
movaps %xmm0,%xmm2
movsd  -0x80(%rbp),%xmm0
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x78(%rbp)
movsd  -0x10(%rbp),%xmm0
movsd  0xcfd(%rip),%xmm1
call   1040 <pow@plt>
movaps %xmm0,%xmm1
movsd  0xcf5(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x70(%rbp)
movsd  -0x8(%rbp),%xmm0
movsd  0xcd7(%rip),%xmm1
call   1040 <pow@plt>
movsd  -0x78(%rbp),%xmm1
movaps %xmm0,%xmm2
movsd  -0x70(%rbp),%xmm0
movq   %xmm0,%rax
movabs $0x8000000000000000,%rcx
xor    %rcx,%rax
movq   %rax,%xmm0
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x68(%rbp)
movsd  -0x10(%rbp),%xmm0
movsd  0xc8c(%rip),%xmm1
call   1040 <pow@plt>
movaps %xmm0,%xmm1
movsd  0xc74(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x60(%rbp)
movsd  -0x8(%rbp),%xmm0
movsd  0xc56(%rip),%xmm1
call   1040 <pow@plt>
movsd  -0x68(%rbp),%xmm1
movaps %xmm0,%xmm2
movsd  -0x60(%rbp),%xmm0
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x58(%rbp)
movsd  -0x10(%rbp),%xmm0
movsd  0xc22(%rip),%xmm1
call   1040 <pow@plt>
movaps %xmm0,%xmm1
movsd  0xc0a(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x50(%rbp)
movsd  -0x8(%rbp),%xmm0
movsd  0xbec(%rip),%xmm1
call   1040 <pow@plt>
movsd  -0x58(%rbp),%xmm1
movaps %xmm0,%xmm2
movsd  -0x50(%rbp),%xmm0
movq   %xmm0,%rax
movabs $0x8000000000000000,%rcx
xor    %rcx,%rax
movq   %rax,%xmm0
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x48(%rbp)
movsd  -0x10(%rbp),%xmm0
movsd  0xba1(%rip),%xmm1
call   1040 <pow@plt>
movaps %xmm0,%xmm1
movsd  0xb89(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x40(%rbp)
movsd  -0x8(%rbp),%xmm0
movsd  0xb6b(%rip),%xmm1
call   1040 <pow@plt>
movsd  -0x48(%rbp),%xmm1
movaps %xmm0,%xmm2
movsd  -0x40(%rbp),%xmm0
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x38(%rbp)
movsd  0xb3c(%rip),%xmm0
mulsd  -0x10(%rbp),%xmm0
mulsd  -0x10(%rbp),%xmm0
movsd  %xmm0,-0x30(%rbp)
movsd  -0x8(%rbp),%xmm0
movsd  0xb18(%rip),%xmm1
call   1040 <pow@plt>
movsd  -0x38(%rbp),%xmm1
movaps %xmm0,%xmm2
movsd  -0x30(%rbp),%xmm0
movq   %xmm0,%rax
movabs $0x8000000000000000,%rcx
xor    %rcx,%rax
movq   %rax,%xmm0
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,-0x28(%rbp)
movsd  -0x8(%rbp),%xmm0
movsd  0xacd(%rip),%xmm1
call   1040 <pow@plt>
movsd  -0x28(%rbp),%xmm2
movaps %xmm0,%xmm1
movsd  -0x20(%rbp),%xmm0
addsd  %xmm2,%xmm1
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x18(%rbp)
movsd  -0x18(%rbp),%xmm0
add    $0xc0,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<HO_20>:
sub    $0x28,%rsp
movsd  %xmm0,0x18(%rsp)
movsd  0xece(%rip),%xmm2
movsd  %xmm1,0x10(%rsp)
mulsd  %xmm1,%xmm2
mulsd  %xmm1,%xmm2
movsd  %xmm2,0x20(%rsp)
movsd  0xeba(%rip),%xmm1
call   1040 <pow@plt>
mulsd  0x20(%rsp),%xmm0
call   1030 <exp@plt>
mulsd  0xeaa(%rip),%xmm0
movsd  %xmm0,0x20(%rsp)
movsd  0xea4(%rip),%xmm1
movsd  0x18(%rsp),%xmm0
call   1040 <pow@plt>
mulsd  0x20(%rsp),%xmm0
movsd  %xmm0,0x20(%rsp)
movsd  0xe8d(%rip),%xmm1
movsd  0x10(%rsp),%xmm0
call   1040 <pow@plt>
movsd  %xmm0,(%rsp)
movsd  0xe7d(%rip),%xmm1
movsd  0x10(%rsp),%xmm0
call   1040 <pow@plt>
mulsd  0xe72(%rip),%xmm0
movsd  0x18(%rsp),%xmm1
mulsd  %xmm1,%xmm0
mulsd  %xmm1,%xmm0
movsd  (%rsp),%xmm1
mulsd  0xe5f(%rip),%xmm1
addsd  %xmm1,%xmm0
movsd  %xmm0,(%rsp)
movsd  0xe56(%rip),%xmm1
movsd  0x10(%rsp),%xmm0
call   1040 <pow@plt>
mulsd  0xe4b(%rip),%xmm0
movsd  %xmm0,0x8(%rsp)
movsd  0xe45(%rip),%xmm1
movsd  0x18(%rsp),%xmm0
call   1040 <pow@plt>
mulsd  0x8(%rsp),%xmm0
addsd  (%rsp),%xmm0
movsd  %xmm0,(%rsp)
movsd  0xe2a(%rip),%xmm1
movsd  0x10(%rsp),%xmm0
call   1040 <pow@plt>
movsd  %xmm0,0x8(%rsp)
movsd  0xe19(%rip),%xmm1
movsd  0x18(%rsp),%xmm0
call   1040 <pow@plt>
movsd  0x8(%rsp),%xmm1
mulsd  0xe08(%rip),%xmm1
mulsd  %xmm1,%xmm0
addsd  (%rsp),%xmm0
movsd  %xmm0,(%rsp)
movsd  0xdfa(%rip),%xmm1
movsd  0x10(%rsp),%xmm0
call   1040 <pow@plt>
mulsd  0xdef(%rip),%xmm0
movsd  %xmm0,0x8(%rsp)
movsd  0xde9(%rip),%xmm1
movsd  0x18(%rsp),%xmm0
call   1040 <pow@plt>
mulsd  0x8(%rsp),%xmm0
addsd  (%rsp),%xmm0
movsd  %xmm0,(%rsp)
movsd  0xdce(%rip),%xmm1
movsd  0x10(%rsp),%xmm0
call   1040 <pow@plt>
movsd  %xmm0,0x8(%rsp)
movsd  0x18(%rsp),%xmm0
movsd  0xdaf(%rip),%xmm1
call   1040 <pow@plt>
movsd  0x8(%rsp),%xmm1
mulsd  0xda4(%rip),%xmm1
mulsd  %xmm1,%xmm0
addsd  (%rsp),%xmm0
movsd  %xmm0,(%rsp)
movsd  0x10(%rsp),%xmm0
movsd  0xd78(%rip),%xmm1
call   1040 <pow@plt>
mulsd  0xd83(%rip),%xmm0
movsd  %xmm0,0x8(%rsp)
movsd  0x18(%rsp),%xmm0
movsd  0xd47(%rip),%xmm1
call   1040 <pow@plt>
mulsd  0x8(%rsp),%xmm0
addsd  (%rsp),%xmm0
movsd  %xmm0,(%rsp)
movsd  0x10(%rsp),%xmm0
movsd  0xd14(%rip),%xmm1
call   1040 <pow@plt>
movsd  %xmm0,0x8(%rsp)
movsd  0x18(%rsp),%xmm0
movsd  0xcf3(%rip),%xmm1
call   1040 <pow@plt>
movsd  0x8(%rsp),%xmm1
mulsd  0xd28(%rip),%xmm1
mulsd  %xmm1,%xmm0
addsd  (%rsp),%xmm0
movsd  %xmm0,(%rsp)
movsd  0x10(%rsp),%xmm0
movsd  0xcbc(%rip),%xmm1
call   1040 <pow@plt>
mulsd  0xd07(%rip),%xmm0
movsd  %xmm0,0x8(%rsp)
movsd  0x18(%rsp),%xmm0
movsd  0xc8b(%rip),%xmm1
call   1040 <pow@plt>
mulsd  0x8(%rsp),%xmm0
addsd  (%rsp),%xmm0
movsd  %xmm0,(%rsp)
movsd  0x18(%rsp),%xmm0
movsd  0xc50(%rip),%xmm1
call   1040 <pow@plt>
movsd  0xccb(%rip),%xmm2
movsd  0x10(%rsp),%xmm1
mulsd  %xmm1,%xmm2
mulsd  %xmm1,%xmm2
mulsd  %xmm2,%xmm0
addsd  (%rsp),%xmm0
movsd  %xmm0,0x10(%rsp)
movsd  0x18(%rsp),%xmm0
movsd  0xc10(%rip),%xmm1
call   1040 <pow@plt>
addsd  0x10(%rsp),%xmm0
mulsd  0x20(%rsp),%xmm0
add    $0x28,%rsp
ret

LLVM IR (-O0):
define double @HO_20(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* %4
%7 = fmul double -5.000000e-01, %6
%8 = load double, double* %4
%9 = fmul double %7, %8
%10 = load double, double* %3
%11 = call double @pow(double %10, double -2.000000e+00)
%12 = fmul double %9, %11
%13 = call double @exp(double %12)
%14 = fmul double 0x41BD500632666666, %13
%15 = load double, double* %3
%16 = call double @pow(double %15, double -2.050000e+01)
%17 = fmul double %14, %16
%18 = load double, double* %4
%19 = call double @pow(double %18, double 2.000000e+01)
%20 = load double, double* %4
%21 = call double @pow(double %20, double 1.800000e+01)
%22 = fmul double 0x3F23798920FB436A, %21
%23 = load double, double* %3
%24 = fmul double %22, %23
%25 = load double, double* %3
%26 = fmul double %24, %25
%27 = fneg double %26
%28 = call double @llvm.fmuladd.f64(double 0x3EBA3D5A7293513D, double %19, double %27)
%29 = load double, double* %4
%30 = call double @pow(double %29, double 1.600000e+01)
%31 = fmul double 0x3F774745E944C17B, %30
%32 = load double, double* %3
%33 = call double @pow(double %32, double 4.000000e+00)
%34 = call double @llvm.fmuladd.f64(double %31, double %33, double %28)
%35 = load double, double* %4
%36 = call double @pow(double %35, double 1.400000e+01)
%37 = fmul double 0x3FBD1917637FF45A, %36
%38 = load double, double* %3
%39 = call double @pow(double %38, double 6.000000e+00)
%40 = fneg double %37
%41 = call double @llvm.fmuladd.f64(double %40, double %39, double %34)
%42 = load double, double* %4
%43 = call double @pow(double %42, double 1.200000e+01)
%44 = fmul double 0x3FF4AFD6A09C536E, %43
%45 = load double, double* %3
%46 = call double @pow(double %45, double 8.000000e+00)
%47 = call double @llvm.fmuladd.f64(double %44, double %46, double %41)
%48 = load double, double* %4
%49 = call double @pow(double %48, double 1.000000e+01)
%50 = fmul double 0x402111111141BE33, %49
%51 = load double, double* %3
%52 = call double @pow(double %51, double 1.000000e+01)
%53 = fneg double %50
%54 = call double @llvm.fmuladd.f64(double %53, double %52, double %47)
%55 = load double, double* %4
%56 = call double @pow(double %55, double 8.000000e+00)
%57 = fmul double 0x404000000055E63C, %56
%58 = load double, double* %3
%59 = call double @pow(double %58, double 1.200000e+01)
%60 = call double @llvm.fmuladd.f64(double %57, double %59, double %54)
%61 = load double, double* %4
%62 = call double @pow(double %61, double 6.000000e+00)
%63 = fmul double 0x405000000035AFE5, %62
%64 = load double, double* %3
%65 = call double @pow(double %64, double 1.400000e+01)
%66 = fneg double %63
%67 = call double @llvm.fmuladd.f64(double %66, double %65, double %60)
%68 = load double, double* %4
%69 = call double @pow(double %68, double 4.000000e+00)
%70 = fmul double 0x404E00000055E63C, %69
%71 = load double, double* %3
%72 = call double @pow(double %71, double 1.600000e+01)
%73 = call double @llvm.fmuladd.f64(double %70, double %72, double %67)
%74 = load double, double* %4
%75 = fmul double 0x403400000055E63C, %74
%76 = load double, double* %4
%77 = fmul double %75, %76
%78 = load double, double* %3
%79 = call double @pow(double %78, double 1.800000e+01)
%80 = fneg double %77
%81 = call double @llvm.fmuladd.f64(double %80, double %79, double %73)
%82 = load double, double* %3
%83 = call double @pow(double %82, double 2.000000e+01)
%84 = call double @llvm.fmuladd.f64(double 1.000000e+00, double %83, double %81)
%85 = fmul double %17, %84
store double %85, double* %5
%86 = load double, double* %5
ret double %86
}

LLVM IR (-O2):
define double @HO_20(double %0, double %1) {
%3 = fmul double %1, -5.000000e-01
%4 = fmul double %3, %1
%5 = tail call double @pow(double %0, double -2.000000e+00)
%6 = fmul double %4, %5
%7 = tail call double @exp(double %6)
%8 = fmul double %7, 0x41BD500632666666
%9 = tail call double @pow(double %0, double -2.050000e+01)
%10 = fmul double %8, %9
%11 = tail call double @pow(double %1, double 2.000000e+01)
%12 = tail call double @pow(double %1, double 1.800000e+01)
%13 = fmul double %12, 0xBF23798920FB436A
%14 = fmul double %13, %0
%15 = fmul double %14, %0
%16 = tail call double @llvm.fmuladd.f64(double %11, double 0x3EBA3D5A7293513D, double %15)
%17 = tail call double @pow(double %1, double 1.600000e+01)
%18 = fmul double %17, 0x3F774745E944C17B
%19 = tail call double @pow(double %0, double 4.000000e+00)
%20 = tail call double @llvm.fmuladd.f64(double %18, double %19, double %16)
%21 = tail call double @pow(double %1, double 1.400000e+01)
%22 = tail call double @pow(double %0, double 6.000000e+00)
%23 = fmul double %21, 0xBFBD1917637FF45A
%24 = tail call double @llvm.fmuladd.f64(double %23, double %22, double %20)
%25 = tail call double @pow(double %1, double 1.200000e+01)
%26 = fmul double %25, 0x3FF4AFD6A09C536E
%27 = tail call double @pow(double %0, double 8.000000e+00)
%28 = tail call double @llvm.fmuladd.f64(double %26, double %27, double %24)
%29 = tail call double @pow(double %1, double 1.000000e+01)
%30 = tail call double @pow(double %0, double 1.000000e+01)
%31 = fmul double %29, 0xC02111111141BE33
%32 = tail call double @llvm.fmuladd.f64(double %31, double %30, double %28)
%33 = tail call double @pow(double %1, double 8.000000e+00)
%34 = fmul double %33, 0x404000000055E63C
%35 = tail call double @pow(double %0, double 1.200000e+01)
%36 = tail call double @llvm.fmuladd.f64(double %34, double %35, double %32)
%37 = tail call double @pow(double %1, double 6.000000e+00)
%38 = tail call double @pow(double %0, double 1.400000e+01)
%39 = fmul double %37, 0xC05000000035AFE5
%40 = tail call double @llvm.fmuladd.f64(double %39, double %38, double %36)
%41 = tail call double @pow(double %1, double 4.000000e+00)
%42 = fmul double %41, 0x404E00000055E63C
%43 = tail call double @pow(double %0, double 1.600000e+01)
%44 = tail call double @llvm.fmuladd.f64(double %42, double %43, double %40)
%45 = tail call double @pow(double %0, double 1.800000e+01)
%46 = fmul double %1, 0xC03400000055E63C
%47 = fmul double %46, %1
%48 = tail call double @llvm.fmuladd.f64(double %47, double %45, double %44)
%49 = tail call double @pow(double %0, double 2.000000e+01)
%50 = fadd double %49, %48
%51 = fmul double %10, %50
ret double %51
}