#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 fabs(double);
double swi_epsiln(double J) {
  double T, eps;
  T = (J - 2451545.0) / 36525.0;
  if (0 && fabs(T) <= 2.0)
    eps = (((1.813e-3 * T - 5.9e-4) * T - 46.8150) * T + 84381.448) *
          0.0174532925199433 / 3600;
  else if (1 && fabs(T) <= 75.0)
    eps = (((((-4.34e-8 * T - 5.76e-7) * T + 2.0034e-3) * T - 1.831e-4) * T -
            46.836769) *
               T +
           84381.406) *
          0.0174532925199433 / 3600.0;
  else if (0)
    eps = ((((((-3e-11 * T - 2.48e-8) * T - 5.23e-7) * T + 1.99911e-3) * T -
             1.667e-4) *
                T -
            46.836051) *
               T +
           84381.40880) *
          0.0174532925199433 / 3600.0;
  else if (0)
    eps = (((((2.5e-8 * T - 5.1e-7) * T + 1.9989e-3) * T - 1.52e-4) * T -
            46.80927) *
               T +
           84381.412) *
          0.0174532925199433 / 3600.0;
  else if (1)
    eps = ((((-1.0e-6 * T + 2.0e-3) * T - 1.74e-4) * T - 46.833960) * T +
           84381.409) *
          0.0174532925199433 / 3600.0;
  else {
    T /= 10.0;
    eps = (((((((((2.45e-10 * T + 5.79e-9) * T + 2.787e-7) * T + 7.12e-7) * T -
                3.905e-5) *
                   T -
               2.4967e-3) *
                  T -
              5.138e-3) *
                 T +
             1.99925) *
                T -
            0.0155) *
               T -
           468.093) *
              T +
          84381.448;
    eps *= 0.0174532925199433 / 3600;
  }
  return (eps);
}


x86 assembly (clang, -O0):
<swi_epsiln>:
push   %rbp
mov    %rsp,%rbp
movsd  %xmm0,-0x8(%rbp)
movsd  -0x8(%rbp),%xmm0
movsd  0xefa(%rip),%xmm1
subsd  %xmm1,%xmm0
movsd  0xee6(%rip),%xmm1
divsd  %xmm1,%xmm0
movsd  %xmm0,-0x10(%rbp)
movsd  -0x10(%rbp),%xmm1
movaps 0xf49(%rip),%xmm0
pand   %xmm0,%xmm1
movsd  0xebd(%rip),%xmm0
ucomisd %xmm1,%xmm0
jb     11e0 <swi_epsiln+0xe0>
movsd  -0x10(%rbp),%xmm0
movsd  0xf16(%rip),%xmm1
mulsd  %xmm1,%xmm0
movsd  0xf12(%rip),%xmm1
addsd  %xmm1,%xmm0
movsd  -0x10(%rbp),%xmm1
mulsd  %xmm1,%xmm0
movsd  0xeed(%rip),%xmm1
addsd  %xmm1,%xmm0
movsd  -0x10(%rbp),%xmm1
mulsd  %xmm1,%xmm0
movsd  0xed0(%rip),%xmm1
addsd  %xmm1,%xmm0
movsd  -0x10(%rbp),%xmm1
mulsd  %xmm1,%xmm0
movsd  0xeb3(%rip),%xmm1
addsd  %xmm1,%xmm0
movsd  -0x10(%rbp),%xmm1
mulsd  %xmm1,%xmm0
movsd  0xe96(%rip),%xmm1
addsd  %xmm1,%xmm0
movsd  0xe5a(%rip),%xmm1
mulsd  %xmm1,%xmm0
movsd  0xe46(%rip),%xmm1
divsd  %xmm1,%xmm0
movsd  %xmm0,-0x18(%rbp)
jmp    1259 <swi_epsiln+0x159>
movsd  -0x10(%rbp),%xmm0
movsd  0xe53(%rip),%xmm1
mulsd  %xmm1,%xmm0
movsd  0xe4f(%rip),%xmm1
addsd  %xmm1,%xmm0
movsd  -0x10(%rbp),%xmm1
mulsd  %xmm1,%xmm0
movsd  0xe2a(%rip),%xmm1
addsd  %xmm1,%xmm0
movsd  -0x10(%rbp),%xmm1
mulsd  %xmm1,%xmm0
movsd  0xe0d(%rip),%xmm1
addsd  %xmm1,%xmm0
movsd  -0x10(%rbp),%xmm1
mulsd  %xmm1,%xmm0
movsd  0xdf0(%rip),%xmm1
addsd  %xmm1,%xmm0
movsd  0xddc(%rip),%xmm1
mulsd  %xmm1,%xmm0
movsd  0xdc8(%rip),%xmm1
divsd  %xmm1,%xmm0
movsd  %xmm0,-0x18(%rbp)
movsd  -0x18(%rbp),%xmm0
pop    %rbp
ret

x86 assembly (clang, -O2):
<swi_epsiln>:
movapd %xmm0,%xmm1
addsd  0xef4(%rip),%xmm1
divsd  0xef4(%rip),%xmm1
movapd 0xf64(%rip),%xmm0
andpd  %xmm1,%xmm0
movsd  0xee8(%rip),%xmm2
ucomisd %xmm0,%xmm2
jae    1168 <swi_epsiln+0x68>
movsd  0xf12(%rip),%xmm0
mulsd  %xmm1,%xmm0
addsd  0xf0e(%rip),%xmm0
mulsd  %xmm1,%xmm0
addsd  0xf0a(%rip),%xmm0
mulsd  %xmm1,%xmm0
addsd  0xf06(%rip),%xmm0
mulsd  %xmm1,%xmm0
addsd  0xf02(%rip),%xmm0
jmp    11ac <swi_epsiln+0xac>
movsd  0xea8(%rip),%xmm0
mulsd  %xmm1,%xmm0
addsd  0xea4(%rip),%xmm0
mulsd  %xmm1,%xmm0
addsd  0xea0(%rip),%xmm0
mulsd  %xmm1,%xmm0
addsd  0xe9c(%rip),%xmm0
mulsd  %xmm1,%xmm0
addsd  0xe98(%rip),%xmm0
mulsd  %xmm1,%xmm0
addsd  0xe94(%rip),%xmm0
mulsd  0xebc(%rip),%xmm0
divsd  0xebc(%rip),%xmm0
ret

LLVM IR (-O0):
define double @swi_epsiln(double %0) {
%2 = alloca double
%3 = alloca double
%4 = alloca double
store double %0, double* %2
%5 = load double, double* %2
%6 = fsub double %5, 0x4142B42C80000000
%7 = fdiv double %6, 3.652500e+04
store double %7, double* %3
%8 = load double, double* %3
%9 = call double @llvm.fabs.f64(double %8)
%10 = fcmp ole double %9, 7.500000e+01
br i1 %10, label %11, label %24
11: ; preds = %1
%12 = load double, double* %3
%13 = call double @llvm.fmuladd.f64(double -4.340000e-08, double %12, double -5.760000e-07)
%14 = load double, double* %3
%15 = call double @llvm.fmuladd.f64(double %13, double %14, double 2.003400e-03)
%16 = load double, double* %3
%17 = call double @llvm.fmuladd.f64(double %15, double %16, double -1.831000e-04)
%18 = load double, double* %3
%19 = call double @llvm.fmuladd.f64(double %17, double %18, double 0xC0476B1B3F20A73F)
%20 = load double, double* %3
%21 = call double @llvm.fmuladd.f64(double %19, double %20, double 0x40F499D67EF9DB23)
%22 = fmul double %21, 0x3F91DF46A2529D3A
%23 = fdiv double %22, 3.600000e+03
store double %23, double* %4
br label %35
24: ; preds = %1
%25 = load double, double* %3
%26 = call double @llvm.fmuladd.f64(double 0xBEB0C6F7A0B5ED8D, double %25, double 2.000000e-03)
%27 = load double, double* %3
%28 = call double @llvm.fmuladd.f64(double %26, double %27, double -1.740000e-04)
%29 = load double, double* %3
%30 = call double @llvm.fmuladd.f64(double %28, double %29, double 0xC0476ABF33871609)
%31 = load double, double* %3
%32 = call double @llvm.fmuladd.f64(double %30, double %31, double 0x40F499D68B439581)
%33 = fmul double %32, 0x3F91DF46A2529D3A
%34 = fdiv double %33, 3.600000e+03
store double %34, double* %4
br label %35
35: ; preds = %24, %11
%36 = load double, double* %4
ret double %36
}

LLVM IR (-O2):
define double @swi_epsiln(double %0) {
%2 = fadd double %0, 0xC142B42C80000000
%3 = fdiv double %2, 3.652500e+04
%4 = tail call double @llvm.fabs.f64(double %3)
%5 = fcmp ugt double %4, 7.500000e+01
br i1 %5, label %12, label %6
6: ; preds = %1
%7 = tail call double @llvm.fmuladd.f64(double %3, double -4.340000e-08, double -5.760000e-07)
%8 = tail call double @llvm.fmuladd.f64(double %7, double %3, double 2.003400e-03)
%9 = tail call double @llvm.fmuladd.f64(double %8, double %3, double -1.831000e-04)
%10 = tail call double @llvm.fmuladd.f64(double %9, double %3, double 0xC0476B1B3F20A73F)
%11 = tail call double @llvm.fmuladd.f64(double %10, double %3, double 0x40F499D67EF9DB23)
br label %17
12: ; preds = %1
%13 = tail call double @llvm.fmuladd.f64(double %3, double 0xBEB0C6F7A0B5ED8D, double 2.000000e-03)
%14 = tail call double @llvm.fmuladd.f64(double %13, double %3, double -1.740000e-04)
%15 = tail call double @llvm.fmuladd.f64(double %14, double %3, double 0xC0476ABF33871609)
%16 = tail call double @llvm.fmuladd.f64(double %15, double %3, double 0x40F499D68B439581)
br label %17
17: ; preds = %12, %6
%18 = phi double [ %11, %6 ], [ %16, %12 ]
%19 = fmul double %18, 0x3F91DF46A2529D3A
%20 = fdiv double %19, 3.600000e+03
ret double %20
}