void crosscheck(double **x, double **ystar, int **ok, int n, int q, int j,
                double **xpx, double *xpy) {
  int i, k, l, okij;
  double *xrow, ystarij, xk, xl;
  for (k = 0; k < q; k++) {
    xpy[k] = 0.0;
    for (l = 0; l < q; l++) {
      xpx[k][l] = 0.0;
    }
  }
  for (i = 0; i < n; i++) {
    okij = ok[i][j];
    if (okij) {
      xrow = x[i];
      ystarij = ystar[i][j];
      for (k = 0; k < q; k++) {
        xk = xrow[k];
        xpy[k] += xk * ystarij;
        for (l = 0; l < q; l++) {
          xl = xrow[l];
          xpx[k][l] += xk * xl;
        }
      }
    }
  }
  return;
}


x86 assembly (clang, -O0):
<crosscheck>:
push   %rbp
mov    %rsp,%rbp
mov    0x18(%rbp),%rax
mov    0x10(%rbp),%rax
mov    %rdi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
mov    %rdx,-0x18(%rbp)
mov    %ecx,-0x1c(%rbp)
mov    %r8d,-0x20(%rbp)
mov    %r9d,-0x24(%rbp)
movl   $0x0,-0x2c(%rbp)
mov    -0x2c(%rbp),%eax
cmp    -0x20(%rbp),%eax
jge    1192 <crosscheck+0x92>
mov    0x18(%rbp),%rax
movslq -0x2c(%rbp),%rcx
xorps  %xmm0,%xmm0
movsd  %xmm0,(%rax,%rcx,8)
movl   $0x0,-0x30(%rbp)
mov    -0x30(%rbp),%eax
cmp    -0x20(%rbp),%eax
jge    117f <crosscheck+0x7f>
mov    0x10(%rbp),%rax
movslq -0x2c(%rbp),%rcx
mov    (%rax,%rcx,8),%rax
movslq -0x30(%rbp),%rcx
xorps  %xmm0,%xmm0
movsd  %xmm0,(%rax,%rcx,8)
mov    -0x30(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x30(%rbp)
jmp    114d <crosscheck+0x4d>
jmp    1184 <crosscheck+0x84>
mov    -0x2c(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x2c(%rbp)
jmp    112a <crosscheck+0x2a>
movl   $0x0,-0x28(%rbp)
mov    -0x28(%rbp),%eax
cmp    -0x1c(%rbp),%eax
jge    12c2 <crosscheck+0x1c2>
mov    -0x18(%rbp),%rax
movslq -0x28(%rbp),%rcx
mov    (%rax,%rcx,8),%rax
movslq -0x24(%rbp),%rcx
mov    (%rax,%rcx,4),%eax
mov    %eax,-0x34(%rbp)
cmpl   $0x0,-0x34(%rbp)
je     12af <crosscheck+0x1af>
mov    -0x8(%rbp),%rax
movslq -0x28(%rbp),%rcx
mov    (%rax,%rcx,8),%rax
mov    %rax,-0x40(%rbp)
mov    -0x10(%rbp),%rax
movslq -0x28(%rbp),%rcx
mov    (%rax,%rcx,8),%rax
movslq -0x24(%rbp),%rcx
movsd  (%rax,%rcx,8),%xmm0
movsd  %xmm0,-0x48(%rbp)
movl   $0x0,-0x2c(%rbp)
mov    -0x2c(%rbp),%eax
cmp    -0x20(%rbp),%eax
jge    12aa <crosscheck+0x1aa>
mov    -0x40(%rbp),%rax
movslq -0x2c(%rbp),%rcx
movsd  (%rax,%rcx,8),%xmm0
movsd  %xmm0,-0x50(%rbp)
movsd  -0x50(%rbp),%xmm0
movsd  -0x48(%rbp),%xmm2
mov    0x18(%rbp),%rax
movslq -0x2c(%rbp),%rcx
movsd  (%rax,%rcx,8),%xmm1
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,(%rax,%rcx,8)
movl   $0x0,-0x30(%rbp)
mov    -0x30(%rbp),%eax
cmp    -0x20(%rbp),%eax
jge    1297 <crosscheck+0x197>
mov    -0x40(%rbp),%rax
movslq -0x30(%rbp),%rcx
movsd  (%rax,%rcx,8),%xmm0
movsd  %xmm0,-0x58(%rbp)
movsd  -0x50(%rbp),%xmm0
movsd  -0x58(%rbp),%xmm2
mov    0x10(%rbp),%rax
movslq -0x2c(%rbp),%rcx
mov    (%rax,%rcx,8),%rax
movslq -0x30(%rbp),%rcx
movsd  (%rax,%rcx,8),%xmm1
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
movsd  %xmm0,(%rax,%rcx,8)
mov    -0x30(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x30(%rbp)
jmp    123f <crosscheck+0x13f>
jmp    129c <crosscheck+0x19c>
mov    -0x2c(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x2c(%rbp)
jmp    11f6 <crosscheck+0xf6>
jmp    12af <crosscheck+0x1af>
jmp    12b4 <crosscheck+0x1b4>
mov    -0x28(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x28(%rbp)
jmp    1199 <crosscheck+0x99>
pop    %rbp
ret

x86 assembly (clang, -O2):
<crosscheck>:
push   %rbp
push   %r15
push   %r14
push   %r13
push   %r12
push   %rbx
sub    $0x48,%rsp
mov    %r9d,0x10(%rsp)
mov    %r8d,%ebx
mov    %ecx,0x20(%rsp)
mov    %rdx,0x40(%rsp)
mov    %rsi,0x38(%rsp)
mov    %rdi,0x30(%rsp)
mov    0x88(%rsp),%rbp
mov    0x80(%rsp),%r15
mov    %r8d,%r12d
test   %r8d,%r8d
jle    124b <crosscheck+0x13b>
lea    0x0(,%r12,8),%r13
lea    -0x1(%r12),%rax
mov    %r12d,%ecx
and    $0x3,%ecx
mov    %rcx,0x18(%rsp)
cmp    $0x3,%rax
jae    117b <crosscheck+0x6b>
xor    %r14d,%r14d
jmp    11fa <crosscheck+0xea>
mov    %r12d,%eax
and    $0xfffffffc,%eax
mov    %rax,0x8(%rsp)
xor    %r14d,%r14d
nopl   0x0(%rax)
movq   $0x0,0x0(%rbp,%r14,8)
mov    (%r15,%r14,8),%rdi
xor    %esi,%esi
mov    %r13,%rdx
call   1030 <memset@plt>
movq   $0x0,0x8(%rbp,%r14,8)
mov    0x8(%r15,%r14,8),%rdi
xor    %esi,%esi
mov    %r13,%rdx
call   1030 <memset@plt>
movq   $0x0,0x10(%rbp,%r14,8)
mov    0x10(%r15,%r14,8),%rdi
xor    %esi,%esi
mov    %r13,%rdx
call   1030 <memset@plt>
movq   $0x0,0x18(%rbp,%r14,8)
mov    0x18(%r15,%r14,8),%rdi
xor    %esi,%esi
mov    %r13,%rdx
call   1030 <memset@plt>
add    $0x4,%r14
cmp    %r14,0x8(%rsp)
jne    1190 <crosscheck+0x80>
cmpq   $0x0,0x18(%rsp)
je     124b <crosscheck+0x13b>
lea    (%r15,%r14,8),%rax
mov    %rax,0x8(%rsp)
lea    0x0(,%r14,8),%rax
add    %rbp,%rax
mov    %rax,0x28(%rsp)
xor    %r14d,%r14d
xchg   %ax,%ax
mov    0x28(%rsp),%rax
movq   $0x0,(%rax,%r14,8)
mov    0x8(%rsp),%rax
mov    (%rax,%r14,8),%rdi
xor    %esi,%esi
mov    %r13,%rdx
call   1030 <memset@plt>
add    $0x1,%r14
cmp    %r14,0x18(%rsp)
jne    1220 <crosscheck+0x110>
mov    0x20(%rsp),%ecx
test   %ecx,%ecx
jle    1496 <crosscheck+0x386>
movslq 0x10(%rsp),%rax
mov    %rax,0x10(%rsp)
mov    %ecx,%eax
mov    %rax,0x20(%rsp)
mov    %r12d,%r11d
and    $0xfffffffc,%r11d
lea    -0x4(%r11),%rax
mov    %rax,0x18(%rsp)
mov    %rax,%rcx
shr    $0x2,%rcx
add    $0x1,%rcx
mov    %rcx,%rax
mov    %rcx,0x8(%rsp)
and    $0xfffffffffffffffe,%rcx
mov    %rcx,0x28(%rsp)
mov    %r12,%rax
neg    %rax
xor    %ecx,%ecx
jmp    12af <crosscheck+0x19f>
xchg   %ax,%ax
add    $0x1,%rcx
cmp    0x20(%rsp),%rcx
je     1496 <crosscheck+0x386>
mov    0x40(%rsp),%rdx
mov    (%rdx,%rcx,8),%rdx
mov    0x10(%rsp),%rsi
cmpl   $0x0,(%rdx,%rsi,4)
je     12a0 <crosscheck+0x190>
test   %ebx,%ebx
jle    12a0 <crosscheck+0x190>
mov    0x30(%rsp),%rdx
mov    (%rdx,%rcx,8),%rsi
mov    0x38(%rsp),%rdx
mov    (%rdx,%rcx,8),%rdx
mov    0x10(%rsp),%rdi
movsd  (%rdx,%rdi,8),%xmm0
lea    (%rsi,%r12,8),%r13
xor    %r14d,%r14d
jmp    12f9 <crosscheck+0x1e9>
nopl   0x0(%rax)
add    $0x1,%r14
cmp    %r12,%r14
je     12a0 <crosscheck+0x190>
movsd  (%rsi,%r14,8),%xmm1
movapd %xmm1,%xmm2
mulsd  %xmm0,%xmm2
addsd  0x0(%rbp,%r14,8),%xmm2
movsd  %xmm2,0x0(%rbp,%r14,8)
mov    (%r15,%r14,8),%r8
cmp    $0x4,%ebx
jb     132c <crosscheck+0x21c>
cmp    %r13,%r8
jae    13a0 <crosscheck+0x290>
lea    (%r8,%r12,8),%rdx
cmp    %rdx,%rsi
jae    13a0 <crosscheck+0x290>
xor    %edi,%edi
mov    %rdi,%rdx
test   $0x1,%r12b
je     1353 <crosscheck+0x243>
movsd  (%rsi,%rdi,8),%xmm2
mulsd  %xmm1,%xmm2
addsd  (%r8,%rdi,8),%xmm2
movsd  %xmm2,(%r8,%rdi,8)
mov    %rdi,%rdx
or     $0x1,%rdx
not    %rdi
cmp    %rax,%rdi
je     12f0 <crosscheck+0x1e0>
nopl   0x0(%rax,%rax,1)
movsd  (%rsi,%rdx,8),%xmm2
mulsd  %xmm1,%xmm2
addsd  (%r8,%rdx,8),%xmm2
movsd  %xmm2,(%r8,%rdx,8)
movsd  0x8(%rsi,%rdx,8),%xmm2
mulsd  %xmm1,%xmm2
addsd  0x8(%r8,%rdx,8),%xmm2
movsd  %xmm2,0x8(%r8,%rdx,8)
add    $0x2,%rdx
cmp    %rdx,%r12
jne    1360 <crosscheck+0x250>
jmp    12f0 <crosscheck+0x1e0>
nopl   0x0(%rax,%rax,1)
movapd %xmm1,%xmm2
unpcklpd %xmm1,%xmm2
cmpq   $0x0,0x18(%rsp)
je     148a <crosscheck+0x37a>
mov    0x28(%rsp),%r10
xor    %r9d,%r9d
nopl   0x0(%rax)
movupd (%rsi,%r9,8),%xmm3
movupd 0x10(%rsi,%r9,8),%xmm4
mulpd  %xmm2,%xmm3
movupd (%r8,%r9,8),%xmm5
addpd  %xmm3,%xmm5
movupd 0x10(%r8,%r9,8),%xmm3
movupd 0x20(%r8,%r9,8),%xmm6
movupd 0x30(%r8,%r9,8),%xmm7
mulpd  %xmm2,%xmm4
addpd  %xmm3,%xmm4
movupd %xmm5,(%r8,%r9,8)
movupd %xmm4,0x10(%r8,%r9,8)
movupd 0x20(%rsi,%r9,8),%xmm3
movupd 0x30(%rsi,%r9,8),%xmm4
mulpd  %xmm2,%xmm3
addpd  %xmm6,%xmm3
mulpd  %xmm2,%xmm4
addpd  %xmm7,%xmm4
movupd %xmm3,0x20(%r8,%r9,8)
movupd %xmm4,0x30(%r8,%r9,8)
add    $0x8,%r9
add    $0xfffffffffffffffe,%r10
jne    13c0 <crosscheck+0x2b0>
testb  $0x1,0x8(%rsp)
je     1479 <crosscheck+0x369>
movupd (%rsi,%r9,8),%xmm3
movupd 0x10(%rsi,%r9,8),%xmm4
movupd (%r8,%r9,8),%xmm5
movupd 0x10(%r8,%r9,8),%xmm6
mulpd  %xmm2,%xmm3
addpd  %xmm5,%xmm3
mulpd  %xmm2,%xmm4
addpd  %xmm6,%xmm4
movupd %xmm3,(%r8,%r9,8)
movupd %xmm4,0x10(%r8,%r9,8)
mov    %r11,%rdi
cmp    %r12,%r11
je     12f0 <crosscheck+0x1e0>
jmp    132e <crosscheck+0x21e>
xor    %r9d,%r9d
testb  $0x1,0x8(%rsp)
jne    1442 <crosscheck+0x332>
jmp    1479 <crosscheck+0x369>
add    $0x48,%rsp
pop    %rbx
pop    %r12
pop    %r13
pop    %r14
pop    %r15
pop    %rbp
ret

LLVM IR (-O0):
define void @crosscheck(double** %0, double** %1, i32** %2, i32 %3, i32 %4, i32 %5, double** %6, double* %7) {
%9 = alloca double**
%10 = alloca double**
%11 = alloca i32**
%12 = alloca i32
%13 = alloca i32
%14 = alloca i32
%15 = alloca double**
%16 = alloca double*
%17 = alloca i32
%18 = alloca i32
%19 = alloca i32
%20 = alloca i32
%21 = alloca double*
%22 = alloca double
%23 = alloca double
%24 = alloca double
store double** %0, double*** %9
store double** %1, double*** %10
store i32** %2, i32*** %11
store i32 %3, i32* %12
store i32 %4, i32* %13
store i32 %5, i32* %14
store double** %6, double*** %15
store double* %7, double** %16
store i32 0, i32* %18
br label %25
25: ; preds = %51, %8
%26 = load i32, i32* %18
%27 = load i32, i32* %13
%28 = icmp slt i32 %26, %27
br i1 %28, label %29, label %54
29: ; preds = %25
%30 = load double*, double** %16
%31 = load i32, i32* %18
%32 = sext i32 %31 to i64
%33 = getelementptr inbounds double, double* %30, i64 %32
store double 0.000000e+00, double* %33
store i32 0, i32* %19
br label %34
34: ; preds = %47, %29
%35 = load i32, i32* %19
%36 = load i32, i32* %13
%37 = icmp slt i32 %35, %36
br i1 %37, label %38, label %50
38: ; preds = %34
%39 = load double**, double*** %15
%40 = load i32, i32* %18
%41 = sext i32 %40 to i64
%42 = getelementptr inbounds double*, double** %39, i64 %41
%43 = load double*, double** %42
%44 = load i32, i32* %19
%45 = sext i32 %44 to i64
%46 = getelementptr inbounds double, double* %43, i64 %45
store double 0.000000e+00, double* %46
br label %47
47: ; preds = %38
%48 = load i32, i32* %19
%49 = add nsw i32 %48, 1
store i32 %49, i32* %19
br label %34
50: ; preds = %34
br label %51
51: ; preds = %50
%52 = load i32, i32* %18
%53 = add nsw i32 %52, 1
store i32 %53, i32* %18
br label %25
54: ; preds = %25
store i32 0, i32* %17
br label %55
55: ; preds = %135, %54
%56 = load i32, i32* %17
%57 = load i32, i32* %12
%58 = icmp slt i32 %56, %57
br i1 %58, label %59, label %138
59: ; preds = %55
%60 = load i32**, i32*** %11
%61 = load i32, i32* %17
%62 = sext i32 %61 to i64
%63 = getelementptr inbounds i32*, i32** %60, i64 %62
%64 = load i32*, i32** %63
%65 = load i32, i32* %14
%66 = sext i32 %65 to i64
%67 = getelementptr inbounds i32, i32* %64, i64 %66
%68 = load i32, i32* %67
store i32 %68, i32* %20
%69 = load i32, i32* %20
%70 = icmp ne i32 %69, 0
br i1 %70, label %71, label %134
71: ; preds = %59
%72 = load double**, double*** %9
%73 = load i32, i32* %17
%74 = sext i32 %73 to i64
%75 = getelementptr inbounds double*, double** %72, i64 %74
%76 = load double*, double** %75
store double* %76, double** %21
%77 = load double**, double*** %10
%78 = load i32, i32* %17
%79 = sext i32 %78 to i64
%80 = getelementptr inbounds double*, double** %77, i64 %79
%81 = load double*, double** %80
%82 = load i32, i32* %14
%83 = sext i32 %82 to i64
%84 = getelementptr inbounds double, double* %81, i64 %83
%85 = load double, double* %84
store double %85, double* %22
store i32 0, i32* %18
br label %86
86: ; preds = %130, %71
%87 = load i32, i32* %18
%88 = load i32, i32* %13
%89 = icmp slt i32 %87, %88
br i1 %89, label %90, label %133
90: ; preds = %86
%91 = load double*, double** %21
%92 = load i32, i32* %18
%93 = sext i32 %92 to i64
%94 = getelementptr inbounds double, double* %91, i64 %93
%95 = load double, double* %94
store double %95, double* %23
%96 = load double, double* %23
%97 = load double, double* %22
%98 = load double*, double** %16
%99 = load i32, i32* %18
%100 = sext i32 %99 to i64
%101 = getelementptr inbounds double, double* %98, i64 %100
%102 = load double, double* %101
%103 = call double @llvm.fmuladd.f64(double %96, double %97, double %102)
store double %103, double* %101
store i32 0, i32* %19
br label %104
104: ; preds = %126, %90
%105 = load i32, i32* %19
%106 = load i32, i32* %13
%107 = icmp slt i32 %105, %106
br i1 %107, label %108, label %129
108: ; preds = %104
%109 = load double*, double** %21
%110 = load i32, i32* %19
%111 = sext i32 %110 to i64
%112 = getelementptr inbounds double, double* %109, i64 %111
%113 = load double, double* %112
store double %113, double* %24
%114 = load double, double* %23
%115 = load double, double* %24
%116 = load double**, double*** %15
%117 = load i32, i32* %18
%118 = sext i32 %117 to i64
%119 = getelementptr inbounds double*, double** %116, i64 %118
%120 = load double*, double** %119
%121 = load i32, i32* %19
%122 = sext i32 %121 to i64
%123 = getelementptr inbounds double, double* %120, i64 %122
%124 = load double, double* %123
%125 = call double @llvm.fmuladd.f64(double %114, double %115, double %124)
store double %125, double* %123
br label %126
126: ; preds = %108
%127 = load i32, i32* %19
%128 = add nsw i32 %127, 1
store i32 %128, i32* %19
br label %104
129: ; preds = %104
br label %130
130: ; preds = %129
%131 = load i32, i32* %18
%132 = add nsw i32 %131, 1
store i32 %132, i32* %18
br label %86
133: ; preds = %86
br label %134
134: ; preds = %133, %59
br label %135
135: ; preds = %134
%136 = load i32, i32* %17
%137 = add nsw i32 %136, 1
store i32 %137, i32* %17
br label %55
138: ; preds = %55
ret void
}

LLVM IR (-O2):
define void @crosscheck(double** nocapture %0, double** nocapture %1, i32** nocapture %2, i32 %3, i32 %4, i32 %5, double** nocapture %6, double* nocapture %7) {
%9 = icmp sgt i32 %4, 0
br i1 %9, label %10, label %31
10: ; preds = %8
%11 = zext i32 %4 to i64
%12 = shl nuw nsw i64 %11, 3
%13 = add nsw i64 %11, -1
%14 = and i64 %11, 3
%15 = icmp ult i64 %13, 3
br i1 %15, label %18, label %16
16: ; preds = %10
%17 = and i64 %11, 4294967292
br label %51
18: ; preds = %51, %10
%19 = phi i64 [ 0, %10 ], [ %73, %51 ]
%20 = icmp eq i64 %14, 0
br i1 %20, label %31, label %21
21: ; preds = %18, %21
%22 = phi i64 [ %28, %21 ], [ %19, %18 ]
%23 = phi i64 [ %29, %21 ], [ 0, %18 ]
%24 = getelementptr inbounds double, double* %7, i64 %22
store double 0.000000e+00, double* %24
%25 = getelementptr inbounds double*, double** %6, i64 %22
%26 = bitcast double** %25 to i8**
%27 = load i8*, i8** %26
%28 = add nuw nsw i64 %22, 1
%29 = add i64 %23, 1
%30 = icmp eq i64 %29, %14
br i1 %30, label %31, label %21
31: ; preds = %18, %21, %8
%32 = icmp sgt i32 %3, 0
br i1 %32, label %33, label %204
33: ; preds = %31
%34 = sext i32 %5 to i64
%35 = zext i32 %3 to i64
%36 = zext i32 %4 to i64
%37 = and i64 %36, 4294967292
%38 = add nsw i64 %37, -4
%39 = lshr exact i64 %38, 2
%40 = add nuw nsw i64 %39, 1
%41 = icmp ult i32 %4, 4
%42 = and i64 %36, 4294967292
%43 = and i64 %40, 1
%44 = icmp eq i64 %38, 0
%45 = and i64 %40, 9223372036854775806
%46 = icmp eq i64 %43, 0
%47 = icmp eq i64 %42, %36
%48 = and i64 %36, 1
%49 = icmp eq i64 %48, 0
%50 = sub nsw i64 0, %36
br label %76
51: ; preds = %51, %16
%52 = phi i64 [ 0, %16 ], [ %73, %51 ]
%53 = phi i64 [ 0, %16 ], [ %74, %51 ]
%54 = getelementptr inbounds double, double* %7, i64 %52
store double 0.000000e+00, double* %54
%55 = getelementptr inbounds double*, double** %6, i64 %52
%56 = bitcast double** %55 to i8**
%57 = load i8*, i8** %56
%58 = or i64 %52, 1
%59 = getelementptr inbounds double, double* %7, i64 %58
store double 0.000000e+00, double* %59
%60 = getelementptr inbounds double*, double** %6, i64 %58
%61 = bitcast double** %60 to i8**
%62 = load i8*, i8** %61
%63 = or i64 %52, 2
%64 = getelementptr inbounds double, double* %7, i64 %63
store double 0.000000e+00, double* %64
%65 = getelementptr inbounds double*, double** %6, i64 %63
%66 = bitcast double** %65 to i8**
%67 = load i8*, i8** %66
%68 = or i64 %52, 3
%69 = getelementptr inbounds double, double* %7, i64 %68
store double 0.000000e+00, double* %69
%70 = getelementptr inbounds double*, double** %6, i64 %68
%71 = bitcast double** %70 to i8**
%72 = load i8*, i8** %71
%73 = add nuw nsw i64 %52, 4
%74 = add i64 %53, 4
%75 = icmp eq i64 %74, %17
br i1 %75, label %18, label %51
76: ; preds = %33, %201
%77 = phi i64 [ 0, %33 ], [ %202, %201 ]
%78 = getelementptr inbounds i32*, i32** %2, i64 %77
%79 = load i32*, i32** %78
%80 = getelementptr inbounds i32, i32* %79, i64 %34
%81 = load i32, i32* %80
%82 = icmp eq i32 %81, 0
br i1 %82, label %201, label %83
83: ; preds = %76
%84 = getelementptr inbounds double*, double** %0, i64 %77
%85 = load double*, double** %84
%86 = getelementptr inbounds double*, double** %1, i64 %77
%87 = load double*, double** %86
%88 = getelementptr inbounds double, double* %87, i64 %34
%89 = load double, double* %88
br i1 %9, label %90, label %201
90: ; preds = %83
%91 = getelementptr double, double* %85, i64 %36
br label %92
92: ; preds = %90, %198
%93 = phi i64 [ %199, %198 ], [ 0, %90 ]
%94 = getelementptr inbounds double, double* %85, i64 %93
%95 = load double, double* %94
%96 = getelementptr inbounds double, double* %7, i64 %93
%97 = load double, double* %96
%98 = tail call double @llvm.fmuladd.f64(double %95, double %89, double %97)
store double %98, double* %96
%99 = getelementptr inbounds double*, double** %6, i64 %93
%100 = load double*, double** %99
br i1 %41, label %170, label %101
101: ; preds = %92
%102 = getelementptr double, double* %100, i64 %36
%103 = icmp ult double* %100, %91
%104 = icmp ult double* %85, %102
%105 = and i1 %103, %104
br i1 %105, label %170, label %106
106: ; preds = %101
%107 = insertelement <2 x double> poison, double %95, i64 0
%108 = shufflevector <2 x double> %107, <2 x double> poison, <2 x i32> zeroinitializer
%109 = insertelement <2 x double> poison, double %95, i64 0
%110 = shufflevector <2 x double> %109, <2 x double> poison, <2 x i32> zeroinitializer
br i1 %44, label %150, label %111
111: ; preds = %106, %111
%112 = phi i64 [ %147, %111 ], [ 0, %106 ]
%113 = phi i64 [ %148, %111 ], [ 0, %106 ]
%114 = getelementptr inbounds double, double* %85, i64 %112
%115 = bitcast double* %114 to <2 x double>*
%116 = load <2 x double>, <2 x double>* %115
%117 = getelementptr inbounds double, double* %114, i64 2
%118 = bitcast double* %117 to <2 x double>*
%119 = load <2 x double>, <2 x double>* %118
%120 = getelementptr inbounds double, double* %100, i64 %112
%121 = bitcast double* %120 to <2 x double>*
%122 = load <2 x double>, <2 x double>* %121
%123 = getelementptr inbounds double, double* %120, i64 2
%124 = bitcast double* %123 to <2 x double>*
%125 = load <2 x double>, <2 x double>* %124
%126 = call <2 x double> @llvm.fmuladd.v2f64(<2 x double> %108, <2 x double> %116, <2 x double> %122)
%127 = call <2 x double> @llvm.fmuladd.v2f64(<2 x double> %110, <2 x double> %119, <2 x double> %125)
%128 = bitcast double* %120 to <2 x double>*
store <2 x double> %126, <2 x double>* %128
%129 = bitcast double* %123 to <2 x double>*
store <2 x double> %127, <2 x double>* %129
%130 = or i64 %112, 4
%131 = getelementptr inbounds double, double* %85, i64 %130
%132 = bitcast double* %131 to <2 x double>*
%133 = load <2 x double>, <2 x double>* %132
%134 = getelementptr inbounds double, double* %131, i64 2
%135 = bitcast double* %134 to <2 x double>*
%136 = load <2 x double>, <2 x double>* %135
%137 = getelementptr inbounds double, double* %100, i64 %130
%138 = bitcast double* %137 to <2 x double>*
%139 = load <2 x double>, <2 x double>* %138
%140 = getelementptr inbounds double, double* %137, i64 2
%141 = bitcast double* %140 to <2 x double>*
%142 = load <2 x double>, <2 x double>* %141
%143 = call <2 x double> @llvm.fmuladd.v2f64(<2 x double> %108, <2 x double> %133, <2 x double> %139)
%144 = call <2 x double> @llvm.fmuladd.v2f64(<2 x double> %110, <2 x double> %136, <2 x double> %142)
%145 = bitcast double* %137 to <2 x double>*
store <2 x double> %143, <2 x double>* %145
%146 = bitcast double* %140 to <2 x double>*
store <2 x double> %144, <2 x double>* %146
%147 = add nuw i64 %112, 8
%148 = add i64 %113, 2
%149 = icmp eq i64 %148, %45
br i1 %149, label %150, label %111
150: ; preds = %111, %106
%151 = phi i64 [ 0, %106 ], [ %147, %111 ]
br i1 %46, label %169, label %152
152: ; preds = %150
%153 = getelementptr inbounds double, double* %85, i64 %151
%154 = bitcast double* %153 to <2 x double>*
%155 = load <2 x double>, <2 x double>* %154
%156 = getelementptr inbounds double, double* %153, i64 2
%157 = bitcast double* %156 to <2 x double>*
%158 = load <2 x double>, <2 x double>* %157
%159 = getelementptr inbounds double, double* %100, i64 %151
%160 = bitcast double* %159 to <2 x double>*
%161 = load <2 x double>, <2 x double>* %160
%162 = getelementptr inbounds double, double* %159, i64 2
%163 = bitcast double* %162 to <2 x double>*
%164 = load <2 x double>, <2 x double>* %163
%165 = call <2 x double> @llvm.fmuladd.v2f64(<2 x double> %108, <2 x double> %155, <2 x double> %161)
%166 = call <2 x double> @llvm.fmuladd.v2f64(<2 x double> %110, <2 x double> %158, <2 x double> %164)
%167 = bitcast double* %159 to <2 x double>*
store <2 x double> %165, <2 x double>* %167
%168 = bitcast double* %162 to <2 x double>*
store <2 x double> %166, <2 x double>* %168
br label %169
169: ; preds = %150, %152
br i1 %47, label %198, label %170
170: ; preds = %101, %92, %169
%171 = phi i64 [ 0, %101 ], [ 0, %92 ], [ %42, %169 ]
%172 = xor i64 %171, -1
br i1 %49, label %180, label %173
173: ; preds = %170
%174 = getelementptr inbounds double, double* %85, i64 %171
%175 = load double, double* %174
%176 = getelementptr inbounds double, double* %100, i64 %171
%177 = load double, double* %176
%178 = tail call double @llvm.fmuladd.f64(double %95, double %175, double %177)
store double %178, double* %176
%179 = or i64 %171, 1
br label %180
180: ; preds = %173, %170
%181 = phi i64 [ %171, %170 ], [ %179, %173 ]
%182 = icmp eq i64 %172, %50
br i1 %182, label %198, label %183
183: ; preds = %180, %183
%184 = phi i64 [ %196, %183 ], [ %181, %180 ]
%185 = getelementptr inbounds double, double* %85, i64 %184
%186 = load double, double* %185
%187 = getelementptr inbounds double, double* %100, i64 %184
%188 = load double, double* %187
%189 = tail call double @llvm.fmuladd.f64(double %95, double %186, double %188)
store double %189, double* %187
%190 = add nuw nsw i64 %184, 1
%191 = getelementptr inbounds double, double* %85, i64 %190
%192 = load double, double* %191
%193 = getelementptr inbounds double, double* %100, i64 %190
%194 = load double, double* %193
%195 = tail call double @llvm.fmuladd.f64(double %95, double %192, double %194)
store double %195, double* %193
%196 = add nuw nsw i64 %184, 2
%197 = icmp eq i64 %196, %36
br i1 %197, label %198, label %183
198: ; preds = %180, %183, %169
%199 = add nuw nsw i64 %93, 1
%200 = icmp eq i64 %199, %36
br i1 %200, label %201, label %92
201: ; preds = %198, %83, %76
%202 = add nuw nsw i64 %77, 1
%203 = icmp eq i64 %202, %35
br i1 %203, label %204, label %76
204: ; preds = %201, %31
ret void
}