void unpack1(unsigned int *p, unsigned int *w) {
  int i;
  for (i = 0; i < 128; i += 32, p += 32, w += 1) {
    p[0] = (w[0] >> 31);
    p[1] = (w[0] >> 30) & 1;
    p[2] = (w[0] >> 29) & 1;
    p[3] = (w[0] >> 28) & 1;
    p[4] = (w[0] >> 27) & 1;
    p[5] = (w[0] >> 26) & 1;
    p[6] = (w[0] >> 25) & 1;
    p[7] = (w[0] >> 24) & 1;
    p[8] = (w[0] >> 23) & 1;
    p[9] = (w[0] >> 22) & 1;
    p[10] = (w[0] >> 21) & 1;
    p[11] = (w[0] >> 20) & 1;
    p[12] = (w[0] >> 19) & 1;
    p[13] = (w[0] >> 18) & 1;
    p[14] = (w[0] >> 17) & 1;
    p[15] = (w[0] >> 16) & 1;
    p[16] = (w[0] >> 15) & 1;
    p[17] = (w[0] >> 14) & 1;
    p[18] = (w[0] >> 13) & 1;
    p[19] = (w[0] >> 12) & 1;
    p[20] = (w[0] >> 11) & 1;
    p[21] = (w[0] >> 10) & 1;
    p[22] = (w[0] >> 9) & 1;
    p[23] = (w[0] >> 8) & 1;
    p[24] = (w[0] >> 7) & 1;
    p[25] = (w[0] >> 6) & 1;
    p[26] = (w[0] >> 5) & 1;
    p[27] = (w[0] >> 4) & 1;
    p[28] = (w[0] >> 3) & 1;
    p[29] = (w[0] >> 2) & 1;
    p[30] = (w[0] >> 1) & 1;
    p[31] = (w[0]) & 1;
  }
}


x86 assembly (clang, -O0):
<unpack1>:
push   %rbp
mov    %rsp,%rbp
mov    %rdi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
movl   $0x0,-0x14(%rbp)
cmpl   $0x80,-0x14(%rbp)
jge    13a1 <unpack1+0x2a1>
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x1f,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x1e,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x4(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x1d,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x8(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x1c,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0xc(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x1b,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x10(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x1a,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x14(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x19,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x18(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x18,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x1c(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x17,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x20(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x16,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x24(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x15,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x28(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x14,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x2c(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x13,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x30(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x12,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x34(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x11,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x38(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x10,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x3c(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0xf,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x40(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0xe,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x44(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0xd,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x48(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0xc,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x4c(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0xb,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x50(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0xa,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x54(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x9,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x58(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x8,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x5c(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x7,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x60(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x6,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x64(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x5,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x68(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x4,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x6c(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x3,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x70(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x2,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x74(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x1,%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x78(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
and    $0x1,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x7c(%rax)
mov    -0x14(%rbp),%eax
add    $0x20,%eax
mov    %eax,-0x14(%rbp)
mov    -0x8(%rbp),%rax
add    $0x80,%rax
mov    %rax,-0x8(%rbp)
mov    -0x10(%rbp),%rax
add    $0x4,%rax
mov    %rax,-0x10(%rbp)
jmp    1113 <unpack1+0x13>
pop    %rbp
ret

x86 assembly (clang, -O2):
<unpack1>:
mov    $0xffffffe0,%eax
cs nopw 0x0(%rax,%rax,1)
nop
mov    (%rsi),%ecx
shr    $0x1f,%ecx
mov    %ecx,(%rdi)
mov    (%rsi),%ecx
shr    $0x1e,%ecx
and    $0x1,%ecx
mov    %ecx,0x4(%rdi)
mov    (%rsi),%ecx
shr    $0x1d,%ecx
and    $0x1,%ecx
mov    %ecx,0x8(%rdi)
mov    (%rsi),%ecx
shr    $0x1c,%ecx
and    $0x1,%ecx
mov    %ecx,0xc(%rdi)
mov    (%rsi),%ecx
shr    $0x1b,%ecx
and    $0x1,%ecx
mov    %ecx,0x10(%rdi)
mov    (%rsi),%ecx
shr    $0x1a,%ecx
and    $0x1,%ecx
mov    %ecx,0x14(%rdi)
mov    (%rsi),%ecx
shr    $0x19,%ecx
and    $0x1,%ecx
mov    %ecx,0x18(%rdi)
mov    (%rsi),%ecx
shr    $0x18,%ecx
and    $0x1,%ecx
mov    %ecx,0x1c(%rdi)
mov    (%rsi),%ecx
shr    $0x17,%ecx
and    $0x1,%ecx
mov    %ecx,0x20(%rdi)
mov    (%rsi),%ecx
shr    $0x16,%ecx
and    $0x1,%ecx
mov    %ecx,0x24(%rdi)
mov    (%rsi),%ecx
shr    $0x15,%ecx
and    $0x1,%ecx
mov    %ecx,0x28(%rdi)
mov    (%rsi),%ecx
shr    $0x14,%ecx
and    $0x1,%ecx
mov    %ecx,0x2c(%rdi)
mov    (%rsi),%ecx
shr    $0x13,%ecx
and    $0x1,%ecx
mov    %ecx,0x30(%rdi)
mov    (%rsi),%ecx
shr    $0x12,%ecx
and    $0x1,%ecx
mov    %ecx,0x34(%rdi)
mov    (%rsi),%ecx
shr    $0x11,%ecx
and    $0x1,%ecx
mov    %ecx,0x38(%rdi)
mov    (%rsi),%ecx
shr    $0x10,%ecx
and    $0x1,%ecx
mov    %ecx,0x3c(%rdi)
mov    (%rsi),%ecx
shr    $0xf,%ecx
and    $0x1,%ecx
mov    %ecx,0x40(%rdi)
mov    (%rsi),%ecx
shr    $0xe,%ecx
and    $0x1,%ecx
mov    %ecx,0x44(%rdi)
mov    (%rsi),%ecx
shr    $0xd,%ecx
and    $0x1,%ecx
mov    %ecx,0x48(%rdi)
mov    (%rsi),%ecx
shr    $0xc,%ecx
and    $0x1,%ecx
mov    %ecx,0x4c(%rdi)
mov    (%rsi),%ecx
shr    $0xb,%ecx
and    $0x1,%ecx
mov    %ecx,0x50(%rdi)
mov    (%rsi),%ecx
shr    $0xa,%ecx
and    $0x1,%ecx
mov    %ecx,0x54(%rdi)
mov    (%rsi),%ecx
shr    $0x9,%ecx
and    $0x1,%ecx
mov    %ecx,0x58(%rdi)
mov    (%rsi),%ecx
shr    $0x8,%ecx
and    $0x1,%ecx
mov    %ecx,0x5c(%rdi)
mov    (%rsi),%ecx
shr    $0x7,%ecx
and    $0x1,%ecx
mov    %ecx,0x60(%rdi)
mov    (%rsi),%ecx
shr    $0x6,%ecx
and    $0x1,%ecx
mov    %ecx,0x64(%rdi)
mov    (%rsi),%ecx
shr    $0x5,%ecx
and    $0x1,%ecx
mov    %ecx,0x68(%rdi)
mov    (%rsi),%ecx
shr    $0x4,%ecx
and    $0x1,%ecx
mov    %ecx,0x6c(%rdi)
mov    (%rsi),%ecx
shr    $0x3,%ecx
and    $0x1,%ecx
mov    %ecx,0x70(%rdi)
mov    (%rsi),%ecx
shr    $0x2,%ecx
and    $0x1,%ecx
mov    %ecx,0x74(%rdi)
mov    (%rsi),%ecx
shr    %ecx
and    $0x1,%ecx
mov    %ecx,0x78(%rdi)
mov    (%rsi),%ecx
and    $0x1,%ecx
mov    %ecx,0x7c(%rdi)
add    $0x4,%rsi
add    $0x20,%eax
sub    $0xffffffffffffff80,%rdi
cmp    $0x60,%eax
jb     1110 <unpack1+0x10>
ret

LLVM IR (-O0):
define void @unpack1(i32* %0, i32* %1) {
%3 = alloca i32*
%4 = alloca i32*
%5 = alloca i32
store i32* %0, i32** %3
store i32* %1, i32** %4
store i32 0, i32* %5
br label %6
6: ; preds = %232, %2
%7 = load i32, i32* %5
%8 = icmp slt i32 %7, 128
br i1 %8, label %9, label %239
9: ; preds = %6
%10 = load i32*, i32** %4
%11 = getelementptr inbounds i32, i32* %10, i64 0
%12 = load i32, i32* %11
%13 = lshr i32 %12, 31
%14 = load i32*, i32** %3
%15 = getelementptr inbounds i32, i32* %14, i64 0
store i32 %13, i32* %15
%16 = load i32*, i32** %4
%17 = getelementptr inbounds i32, i32* %16, i64 0
%18 = load i32, i32* %17
%19 = lshr i32 %18, 30
%20 = and i32 %19, 1
%21 = load i32*, i32** %3
%22 = getelementptr inbounds i32, i32* %21, i64 1
store i32 %20, i32* %22
%23 = load i32*, i32** %4
%24 = getelementptr inbounds i32, i32* %23, i64 0
%25 = load i32, i32* %24
%26 = lshr i32 %25, 29
%27 = and i32 %26, 1
%28 = load i32*, i32** %3
%29 = getelementptr inbounds i32, i32* %28, i64 2
store i32 %27, i32* %29
%30 = load i32*, i32** %4
%31 = getelementptr inbounds i32, i32* %30, i64 0
%32 = load i32, i32* %31
%33 = lshr i32 %32, 28
%34 = and i32 %33, 1
%35 = load i32*, i32** %3
%36 = getelementptr inbounds i32, i32* %35, i64 3
store i32 %34, i32* %36
%37 = load i32*, i32** %4
%38 = getelementptr inbounds i32, i32* %37, i64 0
%39 = load i32, i32* %38
%40 = lshr i32 %39, 27
%41 = and i32 %40, 1
%42 = load i32*, i32** %3
%43 = getelementptr inbounds i32, i32* %42, i64 4
store i32 %41, i32* %43
%44 = load i32*, i32** %4
%45 = getelementptr inbounds i32, i32* %44, i64 0
%46 = load i32, i32* %45
%47 = lshr i32 %46, 26
%48 = and i32 %47, 1
%49 = load i32*, i32** %3
%50 = getelementptr inbounds i32, i32* %49, i64 5
store i32 %48, i32* %50
%51 = load i32*, i32** %4
%52 = getelementptr inbounds i32, i32* %51, i64 0
%53 = load i32, i32* %52
%54 = lshr i32 %53, 25
%55 = and i32 %54, 1
%56 = load i32*, i32** %3
%57 = getelementptr inbounds i32, i32* %56, i64 6
store i32 %55, i32* %57
%58 = load i32*, i32** %4
%59 = getelementptr inbounds i32, i32* %58, i64 0
%60 = load i32, i32* %59
%61 = lshr i32 %60, 24
%62 = and i32 %61, 1
%63 = load i32*, i32** %3
%64 = getelementptr inbounds i32, i32* %63, i64 7
store i32 %62, i32* %64
%65 = load i32*, i32** %4
%66 = getelementptr inbounds i32, i32* %65, i64 0
%67 = load i32, i32* %66
%68 = lshr i32 %67, 23
%69 = and i32 %68, 1
%70 = load i32*, i32** %3
%71 = getelementptr inbounds i32, i32* %70, i64 8
store i32 %69, i32* %71
%72 = load i32*, i32** %4
%73 = getelementptr inbounds i32, i32* %72, i64 0
%74 = load i32, i32* %73
%75 = lshr i32 %74, 22
%76 = and i32 %75, 1
%77 = load i32*, i32** %3
%78 = getelementptr inbounds i32, i32* %77, i64 9
store i32 %76, i32* %78
%79 = load i32*, i32** %4
%80 = getelementptr inbounds i32, i32* %79, i64 0
%81 = load i32, i32* %80
%82 = lshr i32 %81, 21
%83 = and i32 %82, 1
%84 = load i32*, i32** %3
%85 = getelementptr inbounds i32, i32* %84, i64 10
store i32 %83, i32* %85
%86 = load i32*, i32** %4
%87 = getelementptr inbounds i32, i32* %86, i64 0
%88 = load i32, i32* %87
%89 = lshr i32 %88, 20
%90 = and i32 %89, 1
%91 = load i32*, i32** %3
%92 = getelementptr inbounds i32, i32* %91, i64 11
store i32 %90, i32* %92
%93 = load i32*, i32** %4
%94 = getelementptr inbounds i32, i32* %93, i64 0
%95 = load i32, i32* %94
%96 = lshr i32 %95, 19
%97 = and i32 %96, 1
%98 = load i32*, i32** %3
%99 = getelementptr inbounds i32, i32* %98, i64 12
store i32 %97, i32* %99
%100 = load i32*, i32** %4
%101 = getelementptr inbounds i32, i32* %100, i64 0
%102 = load i32, i32* %101
%103 = lshr i32 %102, 18
%104 = and i32 %103, 1
%105 = load i32*, i32** %3
%106 = getelementptr inbounds i32, i32* %105, i64 13
store i32 %104, i32* %106
%107 = load i32*, i32** %4
%108 = getelementptr inbounds i32, i32* %107, i64 0
%109 = load i32, i32* %108
%110 = lshr i32 %109, 17
%111 = and i32 %110, 1
%112 = load i32*, i32** %3
%113 = getelementptr inbounds i32, i32* %112, i64 14
store i32 %111, i32* %113
%114 = load i32*, i32** %4
%115 = getelementptr inbounds i32, i32* %114, i64 0
%116 = load i32, i32* %115
%117 = lshr i32 %116, 16
%118 = and i32 %117, 1
%119 = load i32*, i32** %3
%120 = getelementptr inbounds i32, i32* %119, i64 15
store i32 %118, i32* %120
%121 = load i32*, i32** %4
%122 = getelementptr inbounds i32, i32* %121, i64 0
%123 = load i32, i32* %122
%124 = lshr i32 %123, 15
%125 = and i32 %124, 1
%126 = load i32*, i32** %3
%127 = getelementptr inbounds i32, i32* %126, i64 16
store i32 %125, i32* %127
%128 = load i32*, i32** %4
%129 = getelementptr inbounds i32, i32* %128, i64 0
%130 = load i32, i32* %129
%131 = lshr i32 %130, 14
%132 = and i32 %131, 1
%133 = load i32*, i32** %3
%134 = getelementptr inbounds i32, i32* %133, i64 17
store i32 %132, i32* %134
%135 = load i32*, i32** %4
%136 = getelementptr inbounds i32, i32* %135, i64 0
%137 = load i32, i32* %136
%138 = lshr i32 %137, 13
%139 = and i32 %138, 1
%140 = load i32*, i32** %3
%141 = getelementptr inbounds i32, i32* %140, i64 18
store i32 %139, i32* %141
%142 = load i32*, i32** %4
%143 = getelementptr inbounds i32, i32* %142, i64 0
%144 = load i32, i32* %143
%145 = lshr i32 %144, 12
%146 = and i32 %145, 1
%147 = load i32*, i32** %3
%148 = getelementptr inbounds i32, i32* %147, i64 19
store i32 %146, i32* %148
%149 = load i32*, i32** %4
%150 = getelementptr inbounds i32, i32* %149, i64 0
%151 = load i32, i32* %150
%152 = lshr i32 %151, 11
%153 = and i32 %152, 1
%154 = load i32*, i32** %3
%155 = getelementptr inbounds i32, i32* %154, i64 20
store i32 %153, i32* %155
%156 = load i32*, i32** %4
%157 = getelementptr inbounds i32, i32* %156, i64 0
%158 = load i32, i32* %157
%159 = lshr i32 %158, 10
%160 = and i32 %159, 1
%161 = load i32*, i32** %3
%162 = getelementptr inbounds i32, i32* %161, i64 21
store i32 %160, i32* %162
%163 = load i32*, i32** %4
%164 = getelementptr inbounds i32, i32* %163, i64 0
%165 = load i32, i32* %164
%166 = lshr i32 %165, 9
%167 = and i32 %166, 1
%168 = load i32*, i32** %3
%169 = getelementptr inbounds i32, i32* %168, i64 22
store i32 %167, i32* %169
%170 = load i32*, i32** %4
%171 = getelementptr inbounds i32, i32* %170, i64 0
%172 = load i32, i32* %171
%173 = lshr i32 %172, 8
%174 = and i32 %173, 1
%175 = load i32*, i32** %3
%176 = getelementptr inbounds i32, i32* %175, i64 23
store i32 %174, i32* %176
%177 = load i32*, i32** %4
%178 = getelementptr inbounds i32, i32* %177, i64 0
%179 = load i32, i32* %178
%180 = lshr i32 %179, 7
%181 = and i32 %180, 1
%182 = load i32*, i32** %3
%183 = getelementptr inbounds i32, i32* %182, i64 24
store i32 %181, i32* %183
%184 = load i32*, i32** %4
%185 = getelementptr inbounds i32, i32* %184, i64 0
%186 = load i32, i32* %185
%187 = lshr i32 %186, 6
%188 = and i32 %187, 1
%189 = load i32*, i32** %3
%190 = getelementptr inbounds i32, i32* %189, i64 25
store i32 %188, i32* %190
%191 = load i32*, i32** %4
%192 = getelementptr inbounds i32, i32* %191, i64 0
%193 = load i32, i32* %192
%194 = lshr i32 %193, 5
%195 = and i32 %194, 1
%196 = load i32*, i32** %3
%197 = getelementptr inbounds i32, i32* %196, i64 26
store i32 %195, i32* %197
%198 = load i32*, i32** %4
%199 = getelementptr inbounds i32, i32* %198, i64 0
%200 = load i32, i32* %199
%201 = lshr i32 %200, 4
%202 = and i32 %201, 1
%203 = load i32*, i32** %3
%204 = getelementptr inbounds i32, i32* %203, i64 27
store i32 %202, i32* %204
%205 = load i32*, i32** %4
%206 = getelementptr inbounds i32, i32* %205, i64 0
%207 = load i32, i32* %206
%208 = lshr i32 %207, 3
%209 = and i32 %208, 1
%210 = load i32*, i32** %3
%211 = getelementptr inbounds i32, i32* %210, i64 28
store i32 %209, i32* %211
%212 = load i32*, i32** %4
%213 = getelementptr inbounds i32, i32* %212, i64 0
%214 = load i32, i32* %213
%215 = lshr i32 %214, 2
%216 = and i32 %215, 1
%217 = load i32*, i32** %3
%218 = getelementptr inbounds i32, i32* %217, i64 29
store i32 %216, i32* %218
%219 = load i32*, i32** %4
%220 = getelementptr inbounds i32, i32* %219, i64 0
%221 = load i32, i32* %220
%222 = lshr i32 %221, 1
%223 = and i32 %222, 1
%224 = load i32*, i32** %3
%225 = getelementptr inbounds i32, i32* %224, i64 30
store i32 %223, i32* %225
%226 = load i32*, i32** %4
%227 = getelementptr inbounds i32, i32* %226, i64 0
%228 = load i32, i32* %227
%229 = and i32 %228, 1
%230 = load i32*, i32** %3
%231 = getelementptr inbounds i32, i32* %230, i64 31
store i32 %229, i32* %231
br label %232
232: ; preds = %9
%233 = load i32, i32* %5
%234 = add nsw i32 %233, 32
store i32 %234, i32* %5
%235 = load i32*, i32** %3
%236 = getelementptr inbounds i32, i32* %235, i64 32
store i32* %236, i32** %3
%237 = load i32*, i32** %4
%238 = getelementptr inbounds i32, i32* %237, i64 1
store i32* %238, i32** %4
br label %6
239: ; preds = %6
ret void
}

LLVM IR (-O2):
define void @unpack1(i32* writeonly %0, i32* %1) {
br label %3
3: ; preds = %2, %3
%4 = phi i32 [ 0, %2 ], [ %132, %3 ]
%5 = phi i32* [ %1, %2 ], [ %134, %3 ]
%6 = phi i32* [ %0, %2 ], [ %133, %3 ]
%7 = load i32, i32* %5
%8 = lshr i32 %7, 31
store i32 %8, i32* %6
%9 = load i32, i32* %5
%10 = lshr i32 %9, 30
%11 = and i32 %10, 1
%12 = getelementptr inbounds i32, i32* %6, i64 1
store i32 %11, i32* %12
%13 = load i32, i32* %5
%14 = lshr i32 %13, 29
%15 = and i32 %14, 1
%16 = getelementptr inbounds i32, i32* %6, i64 2
store i32 %15, i32* %16
%17 = load i32, i32* %5
%18 = lshr i32 %17, 28
%19 = and i32 %18, 1
%20 = getelementptr inbounds i32, i32* %6, i64 3
store i32 %19, i32* %20
%21 = load i32, i32* %5
%22 = lshr i32 %21, 27
%23 = and i32 %22, 1
%24 = getelementptr inbounds i32, i32* %6, i64 4
store i32 %23, i32* %24
%25 = load i32, i32* %5
%26 = lshr i32 %25, 26
%27 = and i32 %26, 1
%28 = getelementptr inbounds i32, i32* %6, i64 5
store i32 %27, i32* %28
%29 = load i32, i32* %5
%30 = lshr i32 %29, 25
%31 = and i32 %30, 1
%32 = getelementptr inbounds i32, i32* %6, i64 6
store i32 %31, i32* %32
%33 = load i32, i32* %5
%34 = lshr i32 %33, 24
%35 = and i32 %34, 1
%36 = getelementptr inbounds i32, i32* %6, i64 7
store i32 %35, i32* %36
%37 = load i32, i32* %5
%38 = lshr i32 %37, 23
%39 = and i32 %38, 1
%40 = getelementptr inbounds i32, i32* %6, i64 8
store i32 %39, i32* %40
%41 = load i32, i32* %5
%42 = lshr i32 %41, 22
%43 = and i32 %42, 1
%44 = getelementptr inbounds i32, i32* %6, i64 9
store i32 %43, i32* %44
%45 = load i32, i32* %5
%46 = lshr i32 %45, 21
%47 = and i32 %46, 1
%48 = getelementptr inbounds i32, i32* %6, i64 10
store i32 %47, i32* %48
%49 = load i32, i32* %5
%50 = lshr i32 %49, 20
%51 = and i32 %50, 1
%52 = getelementptr inbounds i32, i32* %6, i64 11
store i32 %51, i32* %52
%53 = load i32, i32* %5
%54 = lshr i32 %53, 19
%55 = and i32 %54, 1
%56 = getelementptr inbounds i32, i32* %6, i64 12
store i32 %55, i32* %56
%57 = load i32, i32* %5
%58 = lshr i32 %57, 18
%59 = and i32 %58, 1
%60 = getelementptr inbounds i32, i32* %6, i64 13
store i32 %59, i32* %60
%61 = load i32, i32* %5
%62 = lshr i32 %61, 17
%63 = and i32 %62, 1
%64 = getelementptr inbounds i32, i32* %6, i64 14
store i32 %63, i32* %64
%65 = load i32, i32* %5
%66 = lshr i32 %65, 16
%67 = and i32 %66, 1
%68 = getelementptr inbounds i32, i32* %6, i64 15
store i32 %67, i32* %68
%69 = load i32, i32* %5
%70 = lshr i32 %69, 15
%71 = and i32 %70, 1
%72 = getelementptr inbounds i32, i32* %6, i64 16
store i32 %71, i32* %72
%73 = load i32, i32* %5
%74 = lshr i32 %73, 14
%75 = and i32 %74, 1
%76 = getelementptr inbounds i32, i32* %6, i64 17
store i32 %75, i32* %76
%77 = load i32, i32* %5
%78 = lshr i32 %77, 13
%79 = and i32 %78, 1
%80 = getelementptr inbounds i32, i32* %6, i64 18
store i32 %79, i32* %80
%81 = load i32, i32* %5
%82 = lshr i32 %81, 12
%83 = and i32 %82, 1
%84 = getelementptr inbounds i32, i32* %6, i64 19
store i32 %83, i32* %84
%85 = load i32, i32* %5
%86 = lshr i32 %85, 11
%87 = and i32 %86, 1
%88 = getelementptr inbounds i32, i32* %6, i64 20
store i32 %87, i32* %88
%89 = load i32, i32* %5
%90 = lshr i32 %89, 10
%91 = and i32 %90, 1
%92 = getelementptr inbounds i32, i32* %6, i64 21
store i32 %91, i32* %92
%93 = load i32, i32* %5
%94 = lshr i32 %93, 9
%95 = and i32 %94, 1
%96 = getelementptr inbounds i32, i32* %6, i64 22
store i32 %95, i32* %96
%97 = load i32, i32* %5
%98 = lshr i32 %97, 8
%99 = and i32 %98, 1
%100 = getelementptr inbounds i32, i32* %6, i64 23
store i32 %99, i32* %100
%101 = load i32, i32* %5
%102 = lshr i32 %101, 7
%103 = and i32 %102, 1
%104 = getelementptr inbounds i32, i32* %6, i64 24
store i32 %103, i32* %104
%105 = load i32, i32* %5
%106 = lshr i32 %105, 6
%107 = and i32 %106, 1
%108 = getelementptr inbounds i32, i32* %6, i64 25
store i32 %107, i32* %108
%109 = load i32, i32* %5
%110 = lshr i32 %109, 5
%111 = and i32 %110, 1
%112 = getelementptr inbounds i32, i32* %6, i64 26
store i32 %111, i32* %112
%113 = load i32, i32* %5
%114 = lshr i32 %113, 4
%115 = and i32 %114, 1
%116 = getelementptr inbounds i32, i32* %6, i64 27
store i32 %115, i32* %116
%117 = load i32, i32* %5
%118 = lshr i32 %117, 3
%119 = and i32 %118, 1
%120 = getelementptr inbounds i32, i32* %6, i64 28
store i32 %119, i32* %120
%121 = load i32, i32* %5
%122 = lshr i32 %121, 2
%123 = and i32 %122, 1
%124 = getelementptr inbounds i32, i32* %6, i64 29
store i32 %123, i32* %124
%125 = load i32, i32* %5
%126 = lshr i32 %125, 1
%127 = and i32 %126, 1
%128 = getelementptr inbounds i32, i32* %6, i64 30
store i32 %127, i32* %128
%129 = load i32, i32* %5
%130 = and i32 %129, 1
%131 = getelementptr inbounds i32, i32* %6, i64 31
store i32 %130, i32* %131
%132 = add nuw nsw i32 %4, 32
%133 = getelementptr inbounds i32, i32* %6, i64 32
%134 = getelementptr inbounds i32, i32* %5, i64 1
%135 = icmp ult i32 %4, 96
br i1 %135, label %3, label %136
136: ; preds = %3
ret void
}