#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 /*<<< orphan*/ filter_r3(double *, double *, double *, int);
void PHI3(double *x, double *y, double *t, int len) {
  int i, n_unrol;
  filter_r3(x, y, t, len);
  n_unrol = (len - 1) & 0x00000007;
  for (i = len - 1; i > n_unrol; i -= 8) {
    y[i - 0] = 0.5 * y[i - 1];
    y[i - 1] = 0.5 * y[i - 2];
    y[i - 2] = 0.5 * y[i - 3];
    y[i - 3] = 0.5 * y[i - 4];
    y[i - 4] = 0.5 * y[i - 5];
    y[i - 5] = 0.5 * y[i - 6];
    y[i - 6] = 0.5 * y[i - 7];
    y[i - 7] = 0.5 * y[i - 8];
  }
  for (; i > 0; i--)
    y[i] = 0.5 * y[i - 1];
  y[0] *= 0.5;
}


x86 assembly (clang, -O0):
<PHI3>:
push   %rbp
mov    %rsp,%rbp
sub    $0x30,%rsp
mov    %rdi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
mov    %rdx,-0x18(%rbp)
mov    %ecx,-0x1c(%rbp)
mov    -0x8(%rbp),%rdi
mov    -0x10(%rbp),%rsi
mov    -0x18(%rbp),%rdx
mov    -0x1c(%rbp),%ecx
call   1030 <filter_r3@plt>
mov    -0x1c(%rbp),%eax
sub    $0x1,%eax
and    $0x7,%eax
mov    %eax,-0x24(%rbp)
mov    -0x1c(%rbp),%eax
sub    $0x1,%eax
mov    %eax,-0x20(%rbp)
mov    -0x20(%rbp),%eax
cmp    -0x24(%rbp),%eax
jle    12ca <PHI3+0x1ba>
mov    -0x10(%rbp),%rax
mov    -0x20(%rbp),%ecx
sub    $0x1,%ecx
movslq %ecx,%rcx
movsd  0xe8f(%rip),%xmm0
mulsd  (%rax,%rcx,8),%xmm0
mov    -0x10(%rbp),%rax
mov    -0x20(%rbp),%ecx
sub    $0x0,%ecx
movslq %ecx,%rcx
movsd  %xmm0,(%rax,%rcx,8)
mov    -0x10(%rbp),%rax
mov    -0x20(%rbp),%ecx
sub    $0x2,%ecx
movslq %ecx,%rcx
movsd  0xe63(%rip),%xmm0
mulsd  (%rax,%rcx,8),%xmm0
mov    -0x10(%rbp),%rax
mov    -0x20(%rbp),%ecx
sub    $0x1,%ecx
movslq %ecx,%rcx
movsd  %xmm0,(%rax,%rcx,8)
mov    -0x10(%rbp),%rax
mov    -0x20(%rbp),%ecx
sub    $0x3,%ecx
movslq %ecx,%rcx
movsd  0xe37(%rip),%xmm0
mulsd  (%rax,%rcx,8),%xmm0
mov    -0x10(%rbp),%rax
mov    -0x20(%rbp),%ecx
sub    $0x2,%ecx
movslq %ecx,%rcx
movsd  %xmm0,(%rax,%rcx,8)
mov    -0x10(%rbp),%rax
mov    -0x20(%rbp),%ecx
sub    $0x4,%ecx
movslq %ecx,%rcx
movsd  0xe0b(%rip),%xmm0
mulsd  (%rax,%rcx,8),%xmm0
mov    -0x10(%rbp),%rax
mov    -0x20(%rbp),%ecx
sub    $0x3,%ecx
movslq %ecx,%rcx
movsd  %xmm0,(%rax,%rcx,8)
mov    -0x10(%rbp),%rax
mov    -0x20(%rbp),%ecx
sub    $0x5,%ecx
movslq %ecx,%rcx
movsd  0xddf(%rip),%xmm0
mulsd  (%rax,%rcx,8),%xmm0
mov    -0x10(%rbp),%rax
mov    -0x20(%rbp),%ecx
sub    $0x4,%ecx
movslq %ecx,%rcx
movsd  %xmm0,(%rax,%rcx,8)
mov    -0x10(%rbp),%rax
mov    -0x20(%rbp),%ecx
sub    $0x6,%ecx
movslq %ecx,%rcx
movsd  0xdb3(%rip),%xmm0
mulsd  (%rax,%rcx,8),%xmm0
mov    -0x10(%rbp),%rax
mov    -0x20(%rbp),%ecx
sub    $0x5,%ecx
movslq %ecx,%rcx
movsd  %xmm0,(%rax,%rcx,8)
mov    -0x10(%rbp),%rax
mov    -0x20(%rbp),%ecx
sub    $0x7,%ecx
movslq %ecx,%rcx
movsd  0xd87(%rip),%xmm0
mulsd  (%rax,%rcx,8),%xmm0
mov    -0x10(%rbp),%rax
mov    -0x20(%rbp),%ecx
sub    $0x6,%ecx
movslq %ecx,%rcx
movsd  %xmm0,(%rax,%rcx,8)
mov    -0x10(%rbp),%rax
mov    -0x20(%rbp),%ecx
sub    $0x8,%ecx
movslq %ecx,%rcx
movsd  0xd5b(%rip),%xmm0
mulsd  (%rax,%rcx,8),%xmm0
mov    -0x10(%rbp),%rax
mov    -0x20(%rbp),%ecx
sub    $0x7,%ecx
movslq %ecx,%rcx
movsd  %xmm0,(%rax,%rcx,8)
mov    -0x20(%rbp),%eax
sub    $0x8,%eax
mov    %eax,-0x20(%rbp)
jmp    1150 <PHI3+0x40>
jmp    12cf <PHI3+0x1bf>
cmpl   $0x0,-0x20(%rbp)
jle    130e <PHI3+0x1fe>
mov    -0x10(%rbp),%rax
mov    -0x20(%rbp),%ecx
sub    $0x1,%ecx
movslq %ecx,%rcx
movsd  0xd12(%rip),%xmm0
mulsd  (%rax,%rcx,8),%xmm0
mov    -0x10(%rbp),%rax
movslq -0x20(%rbp),%rcx
movsd  %xmm0,(%rax,%rcx,8)
mov    -0x20(%rbp),%eax
add    $0xffffffff,%eax
mov    %eax,-0x20(%rbp)
jmp    12cf <PHI3+0x1bf>
mov    -0x10(%rbp),%rax
movsd  0xce6(%rip),%xmm0
mulsd  (%rax),%xmm0
movsd  %xmm0,(%rax)
add    $0x30,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<PHI3>:
push   %r14
push   %rbx
push   %rax
mov    %ecx,%r14d
mov    %rsi,%rbx
call   1030 <filter_r3@plt>
lea    -0x1(%r14),%edi
cmp    $0x9,%r14d
jl     11ab <PHI3+0x9b>
mov    $0xffffffff,%ecx
mov    %edi,%eax
and    $0x7,%edi
movsd  0xec1(%rip),%xmm0
movapd 0xec9(%rip),%xmm1
nopw   0x0(%rax,%rax,1)
lea    (%rax,%rcx,1),%edx
movsd  (%rbx,%rdx,8),%xmm2
mulsd  %xmm0,%xmm2
movsd  %xmm2,(%rbx,%rax,8)
movsd  -0x10(%rbx,%rax,8),%xmm2
mulsd  %xmm0,%xmm2
movsd  %xmm2,(%rbx,%rdx,8)
movupd -0x40(%rbx,%rax,8),%xmm2
movupd -0x30(%rbx,%rax,8),%xmm3
movupd -0x20(%rbx,%rax,8),%xmm4
mulpd  %xmm1,%xmm4
movupd %xmm4,-0x18(%rbx,%rax,8)
mulpd  %xmm1,%xmm3
movupd %xmm3,-0x28(%rbx,%rax,8)
mulpd  %xmm1,%xmm2
movupd %xmm2,-0x38(%rbx,%rax,8)
add    $0xfffffffffffffff8,%rax
cmp    %rdi,%rax
jg     1150 <PHI3+0x40>
mov    %eax,%edi
test   %edi,%edi
jle    11ec <PHI3+0xdc>
mov    %edi,%esi
cmp    $0x4,%edi
jae    1204 <PHI3+0xf4>
add    $0x1,%rsi
movsd  0xe3e(%rip),%xmm0
cs nopw 0x0(%rax,%rax,1)
nopl   0x0(%rax)
lea    -0x2(%rsi),%eax
movsd  (%rbx,%rax,8),%xmm1
mulsd  %xmm0,%xmm1
movsd  %xmm1,-0x8(%rbx,%rsi,8)
add    $0xffffffffffffffff,%rsi
cmp    $0x1,%rsi
ja     11d0 <PHI3+0xc0>
movsd  (%rbx),%xmm0
mulsd  0xe08(%rip),%xmm0
movsd  %xmm0,(%rbx)
add    $0x8,%rsp
pop    %rbx
pop    %r14
ret
lea    -0x1(%rsi),%r11
add    $0xffffffff,%edi
mov    $0x8,%edx
mov    %r11,%rax
mul    %rdx
seto   %r8b
cmp    %r11d,%edi
jb     11b6 <PHI3+0xa6>
mov    %r11,%rcx
shr    $0x20,%rcx
jne    11b6 <PHI3+0xa6>
lea    (%rbx,%rsi,8),%rdx
mov    %rdx,%rcx
sub    %rax,%rcx
cmp    %rdx,%rcx
ja     11b6 <PHI3+0xa6>
test   %r8b,%r8b
jne    11b6 <PHI3+0xa6>
lea    (%rbx,%rdi,8),%rcx
mov    %rcx,%rdx
sub    %rax,%rdx
cmp    %rcx,%rdx
ja     11b6 <PHI3+0xa6>
test   %r8b,%r8b
jne    11b6 <PHI3+0xa6>
lea    0x8(%rbx),%rax
lea    (%rbx,%rdi,8),%rcx
add    $0x8,%rcx
cmp    %rcx,%rax
jae    128d <PHI3+0x17d>
lea    (%rbx,%rsi,8),%rax
add    $0x8,%rax
add    $0x1,%rdi
sub    %rsi,%rdi
lea    (%rbx,%rdi,8),%rcx
cmp    %rax,%rcx
jb     11b6 <PHI3+0xa6>
mov    $0xffffffff,%r8d
mov    %esi,%r9d
and    $0xfffffffc,%r9d
lea    -0x4(%r9),%rax
mov    %rax,%r10
shr    $0x2,%r10
add    $0x1,%r10
test   %rax,%rax
je     137e <PHI3+0x26e>
mov    %r10,%rdi
and    $0xfffffffffffffffe,%rdi
lea    (%rbx,%r11,8),%rax
lea    (%rsi,%r8,1),%r11
add    $0xfffffffffffffffc,%r11
lea    (%rsi,%r8,1),%r14
xor    %ecx,%ecx
movapd 0xd3d(%rip),%xmm0
cs nopw 0x0(%rax,%rax,1)
nopl   (%rax)
lea    (%r14,%rcx,1),%edx
movupd -0x18(%rbx,%rdx,8),%xmm1
movupd -0x8(%rbx,%rdx,8),%xmm2
mulpd  %xmm0,%xmm2
mulpd  %xmm0,%xmm1
movupd %xmm2,(%rax,%rcx,8)
movupd %xmm1,-0x10(%rax,%rcx,8)
lea    (%r11,%rcx,1),%edx
movupd -0x18(%rbx,%rdx,8),%xmm1
movupd -0x8(%rbx,%rdx,8),%xmm2
mulpd  %xmm0,%xmm2
mulpd  %xmm0,%xmm1
movupd %xmm2,-0x20(%rax,%rcx,8)
movupd %xmm1,-0x30(%rax,%rcx,8)
add    $0xfffffffffffffff8,%rcx
add    $0xfffffffffffffffe,%rdi
jne    12e0 <PHI3+0x1d0>
neg    %rcx
test   $0x1,%r10b
je     136d <PHI3+0x25d>
mov    %rsi,%rax
sub    %rcx,%rax
add    %eax,%r8d
movupd -0x18(%rbx,%r8,8),%xmm0
movupd -0x8(%rbx,%r8,8),%xmm1
movapd 0xcb7(%rip),%xmm2
mulpd  %xmm2,%xmm1
mulpd  %xmm2,%xmm0
movupd %xmm1,-0x8(%rbx,%rax,8)
movupd %xmm0,-0x18(%rbx,%rax,8)
cmp    %rsi,%r9
je     11ec <PHI3+0xdc>
and    $0x3,%esi
jmp    11b6 <PHI3+0xa6>
xor    %ecx,%ecx
test   $0x1,%r10b
jne    133a <PHI3+0x22a>
jmp    136d <PHI3+0x25d>

LLVM IR (-O0):
define void @PHI3(double* %0, double* %1, double* %2, i32 %3) {
%5 = alloca double*
%6 = alloca double*
%7 = alloca double*
%8 = alloca i32
%9 = alloca i32
%10 = alloca i32
store double* %0, double** %5
store double* %1, double** %6
store double* %2, double** %7
store i32 %3, i32* %8
%11 = load double*, double** %5
%12 = load double*, double** %6
%13 = load double*, double** %7
%14 = load i32, i32* %8
%15 = call i32 @filter_r3(double* %11, double* %12, double* %13, i32 %14)
%16 = load i32, i32* %8
%17 = sub nsw i32 %16, 1
%18 = and i32 %17, 7
store i32 %18, i32* %10
%19 = load i32, i32* %8
%20 = sub nsw i32 %19, 1
store i32 %20, i32* %9
br label %21
21: ; preds = %122, %4
%22 = load i32, i32* %9
%23 = load i32, i32* %10
%24 = icmp sgt i32 %22, %23
br i1 %24, label %25, label %125
25: ; preds = %21
%26 = load double*, double** %6
%27 = load i32, i32* %9
%28 = sub nsw i32 %27, 1
%29 = sext i32 %28 to i64
%30 = getelementptr inbounds double, double* %26, i64 %29
%31 = load double, double* %30
%32 = fmul double 5.000000e-01, %31
%33 = load double*, double** %6
%34 = load i32, i32* %9
%35 = sub nsw i32 %34, 0
%36 = sext i32 %35 to i64
%37 = getelementptr inbounds double, double* %33, i64 %36
store double %32, double* %37
%38 = load double*, double** %6
%39 = load i32, i32* %9
%40 = sub nsw i32 %39, 2
%41 = sext i32 %40 to i64
%42 = getelementptr inbounds double, double* %38, i64 %41
%43 = load double, double* %42
%44 = fmul double 5.000000e-01, %43
%45 = load double*, double** %6
%46 = load i32, i32* %9
%47 = sub nsw i32 %46, 1
%48 = sext i32 %47 to i64
%49 = getelementptr inbounds double, double* %45, i64 %48
store double %44, double* %49
%50 = load double*, double** %6
%51 = load i32, i32* %9
%52 = sub nsw i32 %51, 3
%53 = sext i32 %52 to i64
%54 = getelementptr inbounds double, double* %50, i64 %53
%55 = load double, double* %54
%56 = fmul double 5.000000e-01, %55
%57 = load double*, double** %6
%58 = load i32, i32* %9
%59 = sub nsw i32 %58, 2
%60 = sext i32 %59 to i64
%61 = getelementptr inbounds double, double* %57, i64 %60
store double %56, double* %61
%62 = load double*, double** %6
%63 = load i32, i32* %9
%64 = sub nsw i32 %63, 4
%65 = sext i32 %64 to i64
%66 = getelementptr inbounds double, double* %62, i64 %65
%67 = load double, double* %66
%68 = fmul double 5.000000e-01, %67
%69 = load double*, double** %6
%70 = load i32, i32* %9
%71 = sub nsw i32 %70, 3
%72 = sext i32 %71 to i64
%73 = getelementptr inbounds double, double* %69, i64 %72
store double %68, double* %73
%74 = load double*, double** %6
%75 = load i32, i32* %9
%76 = sub nsw i32 %75, 5
%77 = sext i32 %76 to i64
%78 = getelementptr inbounds double, double* %74, i64 %77
%79 = load double, double* %78
%80 = fmul double 5.000000e-01, %79
%81 = load double*, double** %6
%82 = load i32, i32* %9
%83 = sub nsw i32 %82, 4
%84 = sext i32 %83 to i64
%85 = getelementptr inbounds double, double* %81, i64 %84
store double %80, double* %85
%86 = load double*, double** %6
%87 = load i32, i32* %9
%88 = sub nsw i32 %87, 6
%89 = sext i32 %88 to i64
%90 = getelementptr inbounds double, double* %86, i64 %89
%91 = load double, double* %90
%92 = fmul double 5.000000e-01, %91
%93 = load double*, double** %6
%94 = load i32, i32* %9
%95 = sub nsw i32 %94, 5
%96 = sext i32 %95 to i64
%97 = getelementptr inbounds double, double* %93, i64 %96
store double %92, double* %97
%98 = load double*, double** %6
%99 = load i32, i32* %9
%100 = sub nsw i32 %99, 7
%101 = sext i32 %100 to i64
%102 = getelementptr inbounds double, double* %98, i64 %101
%103 = load double, double* %102
%104 = fmul double 5.000000e-01, %103
%105 = load double*, double** %6
%106 = load i32, i32* %9
%107 = sub nsw i32 %106, 6
%108 = sext i32 %107 to i64
%109 = getelementptr inbounds double, double* %105, i64 %108
store double %104, double* %109
%110 = load double*, double** %6
%111 = load i32, i32* %9
%112 = sub nsw i32 %111, 8
%113 = sext i32 %112 to i64
%114 = getelementptr inbounds double, double* %110, i64 %113
%115 = load double, double* %114
%116 = fmul double 5.000000e-01, %115
%117 = load double*, double** %6
%118 = load i32, i32* %9
%119 = sub nsw i32 %118, 7
%120 = sext i32 %119 to i64
%121 = getelementptr inbounds double, double* %117, i64 %120
store double %116, double* %121
br label %122
122: ; preds = %25
%123 = load i32, i32* %9
%124 = sub nsw i32 %123, 8
store i32 %124, i32* %9
br label %21
125: ; preds = %21
br label %126
126: ; preds = %141, %125
%127 = load i32, i32* %9
%128 = icmp sgt i32 %127, 0
br i1 %128, label %129, label %144
129: ; preds = %126
%130 = load double*, double** %6
%131 = load i32, i32* %9
%132 = sub nsw i32 %131, 1
%133 = sext i32 %132 to i64
%134 = getelementptr inbounds double, double* %130, i64 %133
%135 = load double, double* %134
%136 = fmul double 5.000000e-01, %135
%137 = load double*, double** %6
%138 = load i32, i32* %9
%139 = sext i32 %138 to i64
%140 = getelementptr inbounds double, double* %137, i64 %139
store double %136, double* %140
br label %141
141: ; preds = %129
%142 = load i32, i32* %9
%143 = add nsw i32 %142, -1
store i32 %143, i32* %9
br label %126
144: ; preds = %126
%145 = load double*, double** %6
%146 = getelementptr inbounds double, double* %145, i64 0
%147 = load double, double* %146
%148 = fmul double %147, 5.000000e-01
store double %148, double* %146
ret void
}

LLVM IR (-O2):
define void @PHI3(double* %0, double* %1, double* %2, i32 %3) {
%5 = tail call i32 @filter_r3(double* %0, double* %1, double* %2, i32 %3)
%6 = add i32 %3, -1
%7 = icmp sgt i32 %3, 8
br i1 %7, label %8, label %14
8: ; preds = %4
%9 = and i32 %6, 7
%10 = zext i32 %6 to i64
%11 = zext i32 %9 to i64
br label %144
12: ; preds = %144
%13 = trunc i64 %174 to i32
br label %14
14: ; preds = %12, %4
%15 = phi i32 [ %6, %4 ], [ %13, %12 ]
%16 = icmp sgt i32 %15, 0
br i1 %16, label %17, label %190
17: ; preds = %14
%18 = zext i32 %15 to i64
%19 = icmp ult i32 %15, 4
br i1 %19, label %142, label %20
20: ; preds = %17
%21 = add nsw i64 %18, -1
%22 = add i32 %15, -1
%23 = trunc i64 %21 to i32
%24 = icmp ult i32 %22, %23
%25 = icmp ugt i64 %21, 4294967295
%26 = or i1 %24, %25
%27 = getelementptr double, double* %1, i64 %18
%28 = call { i64, i1 } @llvm.umul.with.overflow.i64(i64 %21, i64 8)
%29 = extractvalue { i64, i1 } %28, 0
%30 = extractvalue { i64, i1 } %28, 1
%31 = bitcast double* %27 to i8*
%32 = sub i64 0, %29
%33 = getelementptr i8, i8* %31, i64 %32
%34 = icmp ugt i8* %33, %31
%35 = or i1 %34, %30
%36 = zext i32 %22 to i64
%37 = getelementptr double, double* %1, i64 %36
%38 = call { i64, i1 } @llvm.umul.with.overflow.i64(i64 %21, i64 8)
%39 = extractvalue { i64, i1 } %38, 0
%40 = extractvalue { i64, i1 } %38, 1
%41 = bitcast double* %37 to i8*
%42 = sub i64 0, %39
%43 = getelementptr i8, i8* %41, i64 %42
%44 = icmp ugt i8* %43, %41
%45 = or i1 %44, %40
%46 = or i1 %26, %35
%47 = or i1 %46, %45
br i1 %47, label %142, label %48
48: ; preds = %20
%49 = getelementptr double, double* %1, i64 1
%50 = add nuw nsw i64 %18, 1
%51 = getelementptr double, double* %1, i64 %50
%52 = add i32 %15, -1
%53 = zext i32 %52 to i64
%54 = add nuw nsw i64 %53, 1
%55 = sub nsw i64 %54, %18
%56 = getelementptr double, double* %1, i64 %55
%57 = add nuw nsw i64 %53, 1
%58 = getelementptr double, double* %1, i64 %57
%59 = icmp ult double* %49, %58
%60 = icmp ult double* %56, %51
%61 = and i1 %59, %60
br i1 %61, label %142, label %62
62: ; preds = %48
%63 = and i64 %18, 4294967292
%64 = and i64 %18, 3
%65 = add nsw i64 %63, -4
%66 = lshr exact i64 %65, 2
%67 = add nuw nsw i64 %66, 1
%68 = and i64 %67, 1
%69 = icmp eq i64 %65, 0
br i1 %69, label %117, label %70
70: ; preds = %62
%71 = and i64 %67, 9223372036854775806
br label %72
72: ; preds = %72, %70
%73 = phi i64 [ 0, %70 ], [ %114, %72 ]
%74 = phi i64 [ 0, %70 ], [ %115, %72 ]
%75 = sub i64 %18, %73
%76 = add i64 %75, 4294967295
%77 = and i64 %76, 4294967295
%78 = getelementptr inbounds double, double* %1, i64 %77
%79 = getelementptr inbounds double, double* %78, i64 -1
%80 = bitcast double* %79 to <2 x double>*
%81 = load <2 x double>, <2 x double>* %80
%82 = getelementptr inbounds double, double* %78, i64 -2
%83 = getelementptr inbounds double, double* %82, i64 -1
%84 = bitcast double* %83 to <2 x double>*
%85 = load <2 x double>, <2 x double>* %84
%86 = fmul <2 x double> %81, <double 5.000000e-01, double 5.000000e-01>
%87 = fmul <2 x double> %85, <double 5.000000e-01, double 5.000000e-01>
%88 = getelementptr inbounds double, double* %1, i64 %75
%89 = getelementptr inbounds double, double* %88, i64 -1
%90 = bitcast double* %89 to <2 x double>*
store <2 x double> %86, <2 x double>* %90
%91 = getelementptr inbounds double, double* %88, i64 -2
%92 = getelementptr inbounds double, double* %91, i64 -1
%93 = bitcast double* %92 to <2 x double>*
store <2 x double> %87, <2 x double>* %93
%94 = or i64 %73, 4
%95 = sub i64 %18, %94
%96 = add i64 %95, 4294967295
%97 = and i64 %96, 4294967295
%98 = getelementptr inbounds double, double* %1, i64 %97
%99 = getelementptr inbounds double, double* %98, i64 -1
%100 = bitcast double* %99 to <2 x double>*
%101 = load <2 x double>, <2 x double>* %100
%102 = getelementptr inbounds double, double* %98, i64 -2
%103 = getelementptr inbounds double, double* %102, i64 -1
%104 = bitcast double* %103 to <2 x double>*
%105 = load <2 x double>, <2 x double>* %104
%106 = fmul <2 x double> %101, <double 5.000000e-01, double 5.000000e-01>
%107 = fmul <2 x double> %105, <double 5.000000e-01, double 5.000000e-01>
%108 = getelementptr inbounds double, double* %1, i64 %95
%109 = getelementptr inbounds double, double* %108, i64 -1
%110 = bitcast double* %109 to <2 x double>*
store <2 x double> %106, <2 x double>* %110
%111 = getelementptr inbounds double, double* %108, i64 -2
%112 = getelementptr inbounds double, double* %111, i64 -1
%113 = bitcast double* %112 to <2 x double>*
store <2 x double> %107, <2 x double>* %113
%114 = add nuw i64 %73, 8
%115 = add i64 %74, 2
%116 = icmp eq i64 %115, %71
br i1 %116, label %117, label %72
117: ; preds = %72, %62
%118 = phi i64 [ 0, %62 ], [ %114, %72 ]
%119 = icmp eq i64 %68, 0
br i1 %119, label %140, label %120
120: ; preds = %117
%121 = sub i64 %18, %118
%122 = add i64 %121, 4294967295
%123 = and i64 %122, 4294967295
%124 = getelementptr inbounds double, double* %1, i64 %123
%125 = getelementptr inbounds double, double* %124, i64 -1
%126 = bitcast double* %125 to <2 x double>*
%127 = load <2 x double>, <2 x double>* %126
%128 = getelementptr inbounds double, double* %124, i64 -2
%129 = getelementptr inbounds double, double* %128, i64 -1
%130 = bitcast double* %129 to <2 x double>*
%131 = load <2 x double>, <2 x double>* %130
%132 = fmul <2 x double> %127, <double 5.000000e-01, double 5.000000e-01>
%133 = fmul <2 x double> %131, <double 5.000000e-01, double 5.000000e-01>
%134 = getelementptr inbounds double, double* %1, i64 %121
%135 = getelementptr inbounds double, double* %134, i64 -1
%136 = bitcast double* %135 to <2 x double>*
store <2 x double> %132, <2 x double>* %136
%137 = getelementptr inbounds double, double* %134, i64 -2
%138 = getelementptr inbounds double, double* %137, i64 -1
%139 = bitcast double* %138 to <2 x double>*
store <2 x double> %133, <2 x double>* %139
br label %140
140: ; preds = %117, %120
%141 = icmp eq i64 %63, %18
br i1 %141, label %190, label %142
142: ; preds = %48, %20, %17, %140
%143 = phi i64 [ %18, %48 ], [ %18, %20 ], [ %18, %17 ], [ %64, %140 ]
br label %181
144: ; preds = %8, %144
%145 = phi i64 [ %10, %8 ], [ %174, %144 ]
%146 = add i64 %145, 4294967295
%147 = and i64 %146, 4294967295
%148 = getelementptr inbounds double, double* %1, i64 %147
%149 = load double, double* %148
%150 = fmul double %149, 5.000000e-01
%151 = getelementptr inbounds double, double* %1, i64 %145
store double %150, double* %151
%152 = add nsw i64 %145, -2
%153 = getelementptr inbounds double, double* %1, i64 %152
%154 = load double, double* %153
%155 = fmul double %154, 5.000000e-01
store double %155, double* %148
%156 = add nsw i64 %145, -3
%157 = getelementptr inbounds double, double* %1, i64 %156
%158 = add nsw i64 %145, -4
%159 = getelementptr inbounds double, double* %1, i64 %158
%160 = bitcast double* %159 to <2 x double>*
%161 = load <2 x double>, <2 x double>* %160
%162 = fmul <2 x double> %161, <double 5.000000e-01, double 5.000000e-01>
%163 = bitcast double* %157 to <2 x double>*
store <2 x double> %162, <2 x double>* %163
%164 = add nsw i64 %145, -5
%165 = getelementptr inbounds double, double* %1, i64 %164
%166 = add nsw i64 %145, -6
%167 = getelementptr inbounds double, double* %1, i64 %166
%168 = bitcast double* %167 to <2 x double>*
%169 = load <2 x double>, <2 x double>* %168
%170 = fmul <2 x double> %169, <double 5.000000e-01, double 5.000000e-01>
%171 = bitcast double* %165 to <2 x double>*
store <2 x double> %170, <2 x double>* %171
%172 = add nsw i64 %145, -7
%173 = getelementptr inbounds double, double* %1, i64 %172
%174 = add nsw i64 %145, -8
%175 = getelementptr inbounds double, double* %1, i64 %174
%176 = bitcast double* %175 to <2 x double>*
%177 = load <2 x double>, <2 x double>* %176
%178 = fmul <2 x double> %177, <double 5.000000e-01, double 5.000000e-01>
%179 = bitcast double* %173 to <2 x double>*
store <2 x double> %178, <2 x double>* %179
%180 = icmp sgt i64 %174, %11
br i1 %180, label %144, label %12
181: ; preds = %142, %181
%182 = phi i64 [ %183, %181 ], [ %143, %142 ]
%183 = add nsw i64 %182, -1
%184 = and i64 %183, 4294967295
%185 = getelementptr inbounds double, double* %1, i64 %184
%186 = load double, double* %185
%187 = fmul double %186, 5.000000e-01
%188 = getelementptr inbounds double, double* %1, i64 %182
store double %187, double* %188
%189 = icmp ugt i64 %182, 1
br i1 %189, label %181, label %190
190: ; preds = %181, %140, %14
%191 = load double, double* %1
%192 = fmul double %191, 5.000000e-01
store double %192, double* %1
ret void
}