void unpack3(unsigned int *p, unsigned int *w) {
  int i;
  for (i = 0; i < 128; i += 32, p += 32, w += 3) {
    p[0] = (w[0] >> 29);
    p[1] = (w[0] >> 26) & 7;
    p[2] = (w[0] >> 23) & 7;
    p[3] = (w[0] >> 20) & 7;
    p[4] = (w[0] >> 17) & 7;
    p[5] = (w[0] >> 14) & 7;
    p[6] = (w[0] >> 11) & 7;
    p[7] = (w[0] >> 8) & 7;
    p[8] = (w[0] >> 5) & 7;
    p[9] = (w[0] >> 2) & 7;
    p[10] = (w[0] << 1) & 7;
    p[10] |= (w[1] >> 31);
    p[11] = (w[1] >> 28) & 7;
    p[12] = (w[1] >> 25) & 7;
    p[13] = (w[1] >> 22) & 7;
    p[14] = (w[1] >> 19) & 7;
    p[15] = (w[1] >> 16) & 7;
    p[16] = (w[1] >> 13) & 7;
    p[17] = (w[1] >> 10) & 7;
    p[18] = (w[1] >> 7) & 7;
    p[19] = (w[1] >> 4) & 7;
    p[20] = (w[1] >> 1) & 7;
    p[21] = (w[1] << 2) & 7;
    p[21] |= (w[2] >> 30);
    p[22] = (w[2] >> 27) & 7;
    p[23] = (w[2] >> 24) & 7;
    p[24] = (w[2] >> 21) & 7;
    p[25] = (w[2] >> 18) & 7;
    p[26] = (w[2] >> 15) & 7;
    p[27] = (w[2] >> 12) & 7;
    p[28] = (w[2] >> 9) & 7;
    p[29] = (w[2] >> 6) & 7;
    p[30] = (w[2] >> 3) & 7;
    p[31] = (w[2]) & 7;
  }
}


x86 assembly (clang, -O0):
<unpack3>:
push   %rbp
mov    %rsp,%rbp
mov    %rdi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
movl   $0x0,-0x14(%rbp)
cmpl   $0x80,-0x14(%rbp)
jge    13de <unpack3+0x2de>
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x1d,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x1a,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x4(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x17,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x8(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x14,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0xc(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x11,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x10(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0xe,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x14(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0xb,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x18(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x8,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x1c(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x5,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x20(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shr    $0x2,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x24(%rax)
mov    -0x10(%rbp),%rax
mov    (%rax),%ecx
shl    $0x1,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x28(%rax)
mov    -0x10(%rbp),%rax
mov    0x4(%rax),%ecx
shr    $0x1f,%ecx
mov    -0x8(%rbp),%rax
or     0x28(%rax),%ecx
mov    %ecx,0x28(%rax)
mov    -0x10(%rbp),%rax
mov    0x4(%rax),%ecx
shr    $0x1c,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x2c(%rax)
mov    -0x10(%rbp),%rax
mov    0x4(%rax),%ecx
shr    $0x19,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x30(%rax)
mov    -0x10(%rbp),%rax
mov    0x4(%rax),%ecx
shr    $0x16,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x34(%rax)
mov    -0x10(%rbp),%rax
mov    0x4(%rax),%ecx
shr    $0x13,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x38(%rax)
mov    -0x10(%rbp),%rax
mov    0x4(%rax),%ecx
shr    $0x10,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x3c(%rax)
mov    -0x10(%rbp),%rax
mov    0x4(%rax),%ecx
shr    $0xd,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x40(%rax)
mov    -0x10(%rbp),%rax
mov    0x4(%rax),%ecx
shr    $0xa,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x44(%rax)
mov    -0x10(%rbp),%rax
mov    0x4(%rax),%ecx
shr    $0x7,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x48(%rax)
mov    -0x10(%rbp),%rax
mov    0x4(%rax),%ecx
shr    $0x4,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x4c(%rax)
mov    -0x10(%rbp),%rax
mov    0x4(%rax),%ecx
shr    $0x1,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x50(%rax)
mov    -0x10(%rbp),%rax
mov    0x4(%rax),%ecx
shl    $0x2,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x54(%rax)
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%ecx
shr    $0x1e,%ecx
mov    -0x8(%rbp),%rax
or     0x54(%rax),%ecx
mov    %ecx,0x54(%rax)
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%ecx
shr    $0x1b,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x58(%rax)
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%ecx
shr    $0x18,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x5c(%rax)
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%ecx
shr    $0x15,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x60(%rax)
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%ecx
shr    $0x12,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x64(%rax)
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%ecx
shr    $0xf,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x68(%rax)
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%ecx
shr    $0xc,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x6c(%rax)
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%ecx
shr    $0x9,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x70(%rax)
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%ecx
shr    $0x6,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x74(%rax)
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%ecx
shr    $0x3,%ecx
and    $0x7,%ecx
mov    -0x8(%rbp),%rax
mov    %ecx,0x78(%rax)
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%ecx
and    $0x7,%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    $0xc,%rax
mov    %rax,-0x10(%rbp)
jmp    1113 <unpack3+0x13>
pop    %rbp
ret

x86 assembly (clang, -O2):
<unpack3>:
mov    $0xffffffe0,%eax
cs nopw 0x0(%rax,%rax,1)
nop
mov    (%rsi),%ecx
shr    $0x1d,%ecx
mov    %ecx,(%rdi)
mov    (%rsi),%ecx
shr    $0x1a,%ecx
and    $0x7,%ecx
mov    %ecx,0x4(%rdi)
mov    (%rsi),%ecx
shr    $0x17,%ecx
and    $0x7,%ecx
mov    %ecx,0x8(%rdi)
mov    (%rsi),%ecx
shr    $0x14,%ecx
and    $0x7,%ecx
mov    %ecx,0xc(%rdi)
mov    (%rsi),%ecx
shr    $0x11,%ecx
and    $0x7,%ecx
mov    %ecx,0x10(%rdi)
mov    (%rsi),%ecx
shr    $0xe,%ecx
and    $0x7,%ecx
mov    %ecx,0x14(%rdi)
mov    (%rsi),%ecx
shr    $0xb,%ecx
and    $0x7,%ecx
mov    %ecx,0x18(%rdi)
mov    (%rsi),%ecx
shr    $0x8,%ecx
and    $0x7,%ecx
mov    %ecx,0x1c(%rdi)
mov    (%rsi),%ecx
shr    $0x5,%ecx
and    $0x7,%ecx
mov    %ecx,0x20(%rdi)
mov    (%rsi),%ecx
shr    $0x2,%ecx
and    $0x7,%ecx
mov    %ecx,0x24(%rdi)
mov    (%rsi),%ecx
lea    (%rcx,%rcx,1),%edx
and    $0x6,%edx
mov    %edx,0x28(%rdi)
mov    0x4(%rsi),%edx
shrd   $0x1f,%ecx,%edx
and    $0x7,%edx
mov    %edx,0x28(%rdi)
mov    0x4(%rsi),%ecx
shr    $0x1c,%ecx
and    $0x7,%ecx
mov    %ecx,0x2c(%rdi)
mov    0x4(%rsi),%ecx
shr    $0x19,%ecx
and    $0x7,%ecx
mov    %ecx,0x30(%rdi)
mov    0x4(%rsi),%ecx
shr    $0x16,%ecx
and    $0x7,%ecx
mov    %ecx,0x34(%rdi)
mov    0x4(%rsi),%ecx
shr    $0x13,%ecx
and    $0x7,%ecx
mov    %ecx,0x38(%rdi)
movzwl 0x6(%rsi),%ecx
and    $0x7,%ecx
mov    %ecx,0x3c(%rdi)
mov    0x4(%rsi),%ecx
shr    $0xd,%ecx
and    $0x7,%ecx
mov    %ecx,0x40(%rdi)
mov    0x4(%rsi),%ecx
shr    $0xa,%ecx
and    $0x7,%ecx
mov    %ecx,0x44(%rdi)
mov    0x4(%rsi),%ecx
shr    $0x7,%ecx
and    $0x7,%ecx
mov    %ecx,0x48(%rdi)
mov    0x4(%rsi),%ecx
shr    $0x4,%ecx
and    $0x7,%ecx
mov    %ecx,0x4c(%rdi)
mov    0x4(%rsi),%ecx
shr    %ecx
and    $0x7,%ecx
mov    %ecx,0x50(%rdi)
mov    0x4(%rsi),%ecx
lea    0x0(,%rcx,4),%edx
and    $0x4,%edx
mov    %edx,0x54(%rdi)
mov    0x8(%rsi),%edx
shrd   $0x1e,%ecx,%edx
and    $0x7,%edx
mov    %edx,0x54(%rdi)
mov    0x8(%rsi),%ecx
shr    $0x1b,%ecx
and    $0x7,%ecx
mov    %ecx,0x58(%rdi)
movzbl 0xb(%rsi),%ecx
and    $0x7,%ecx
mov    %ecx,0x5c(%rdi)
mov    0x8(%rsi),%ecx
shr    $0x15,%ecx
and    $0x7,%ecx
mov    %ecx,0x60(%rdi)
mov    0x8(%rsi),%ecx
shr    $0x12,%ecx
and    $0x7,%ecx
mov    %ecx,0x64(%rdi)
mov    0x8(%rsi),%ecx
shr    $0xf,%ecx
and    $0x7,%ecx
mov    %ecx,0x68(%rdi)
mov    0x8(%rsi),%ecx
shr    $0xc,%ecx
and    $0x7,%ecx
mov    %ecx,0x6c(%rdi)
mov    0x8(%rsi),%ecx
shr    $0x9,%ecx
and    $0x7,%ecx
mov    %ecx,0x70(%rdi)
mov    0x8(%rsi),%ecx
shr    $0x6,%ecx
and    $0x7,%ecx
mov    %ecx,0x74(%rdi)
mov    0x8(%rsi),%ecx
shr    $0x3,%ecx
and    $0x7,%ecx
mov    %ecx,0x78(%rdi)
mov    0x8(%rsi),%ecx
and    $0x7,%ecx
mov    %ecx,0x7c(%rdi)
add    $0x20,%eax
add    $0xc,%rsi
sub    $0xffffffffffffff80,%rdi
cmp    $0x60,%eax
jb     1110 <unpack3+0x10>
ret

LLVM IR (-O0):
define void @unpack3(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 = %248, %2
%7 = load i32, i32* %5
%8 = icmp slt i32 %7, 128
br i1 %8, label %9, label %255
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, 29
%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, 26
%20 = and i32 %19, 7
%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, 23
%27 = and i32 %26, 7
%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, 20
%34 = and i32 %33, 7
%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, 17
%41 = and i32 %40, 7
%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, 14
%48 = and i32 %47, 7
%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, 11
%55 = and i32 %54, 7
%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, 8
%62 = and i32 %61, 7
%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, 5
%69 = and i32 %68, 7
%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, 2
%76 = and i32 %75, 7
%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 = shl i32 %81, 1
%83 = and i32 %82, 7
%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 1
%88 = load i32, i32* %87
%89 = lshr i32 %88, 31
%90 = load i32*, i32** %3
%91 = getelementptr inbounds i32, i32* %90, i64 10
%92 = load i32, i32* %91
%93 = or i32 %92, %89
store i32 %93, i32* %91
%94 = load i32*, i32** %4
%95 = getelementptr inbounds i32, i32* %94, i64 1
%96 = load i32, i32* %95
%97 = lshr i32 %96, 28
%98 = and i32 %97, 7
%99 = load i32*, i32** %3
%100 = getelementptr inbounds i32, i32* %99, i64 11
store i32 %98, i32* %100
%101 = load i32*, i32** %4
%102 = getelementptr inbounds i32, i32* %101, i64 1
%103 = load i32, i32* %102
%104 = lshr i32 %103, 25
%105 = and i32 %104, 7
%106 = load i32*, i32** %3
%107 = getelementptr inbounds i32, i32* %106, i64 12
store i32 %105, i32* %107
%108 = load i32*, i32** %4
%109 = getelementptr inbounds i32, i32* %108, i64 1
%110 = load i32, i32* %109
%111 = lshr i32 %110, 22
%112 = and i32 %111, 7
%113 = load i32*, i32** %3
%114 = getelementptr inbounds i32, i32* %113, i64 13
store i32 %112, i32* %114
%115 = load i32*, i32** %4
%116 = getelementptr inbounds i32, i32* %115, i64 1
%117 = load i32, i32* %116
%118 = lshr i32 %117, 19
%119 = and i32 %118, 7
%120 = load i32*, i32** %3
%121 = getelementptr inbounds i32, i32* %120, i64 14
store i32 %119, i32* %121
%122 = load i32*, i32** %4
%123 = getelementptr inbounds i32, i32* %122, i64 1
%124 = load i32, i32* %123
%125 = lshr i32 %124, 16
%126 = and i32 %125, 7
%127 = load i32*, i32** %3
%128 = getelementptr inbounds i32, i32* %127, i64 15
store i32 %126, i32* %128
%129 = load i32*, i32** %4
%130 = getelementptr inbounds i32, i32* %129, i64 1
%131 = load i32, i32* %130
%132 = lshr i32 %131, 13
%133 = and i32 %132, 7
%134 = load i32*, i32** %3
%135 = getelementptr inbounds i32, i32* %134, i64 16
store i32 %133, i32* %135
%136 = load i32*, i32** %4
%137 = getelementptr inbounds i32, i32* %136, i64 1
%138 = load i32, i32* %137
%139 = lshr i32 %138, 10
%140 = and i32 %139, 7
%141 = load i32*, i32** %3
%142 = getelementptr inbounds i32, i32* %141, i64 17
store i32 %140, i32* %142
%143 = load i32*, i32** %4
%144 = getelementptr inbounds i32, i32* %143, i64 1
%145 = load i32, i32* %144
%146 = lshr i32 %145, 7
%147 = and i32 %146, 7
%148 = load i32*, i32** %3
%149 = getelementptr inbounds i32, i32* %148, i64 18
store i32 %147, i32* %149
%150 = load i32*, i32** %4
%151 = getelementptr inbounds i32, i32* %150, i64 1
%152 = load i32, i32* %151
%153 = lshr i32 %152, 4
%154 = and i32 %153, 7
%155 = load i32*, i32** %3
%156 = getelementptr inbounds i32, i32* %155, i64 19
store i32 %154, i32* %156
%157 = load i32*, i32** %4
%158 = getelementptr inbounds i32, i32* %157, i64 1
%159 = load i32, i32* %158
%160 = lshr i32 %159, 1
%161 = and i32 %160, 7
%162 = load i32*, i32** %3
%163 = getelementptr inbounds i32, i32* %162, i64 20
store i32 %161, i32* %163
%164 = load i32*, i32** %4
%165 = getelementptr inbounds i32, i32* %164, i64 1
%166 = load i32, i32* %165
%167 = shl i32 %166, 2
%168 = and i32 %167, 7
%169 = load i32*, i32** %3
%170 = getelementptr inbounds i32, i32* %169, i64 21
store i32 %168, i32* %170
%171 = load i32*, i32** %4
%172 = getelementptr inbounds i32, i32* %171, i64 2
%173 = load i32, i32* %172
%174 = lshr i32 %173, 30
%175 = load i32*, i32** %3
%176 = getelementptr inbounds i32, i32* %175, i64 21
%177 = load i32, i32* %176
%178 = or i32 %177, %174
store i32 %178, i32* %176
%179 = load i32*, i32** %4
%180 = getelementptr inbounds i32, i32* %179, i64 2
%181 = load i32, i32* %180
%182 = lshr i32 %181, 27
%183 = and i32 %182, 7
%184 = load i32*, i32** %3
%185 = getelementptr inbounds i32, i32* %184, i64 22
store i32 %183, i32* %185
%186 = load i32*, i32** %4
%187 = getelementptr inbounds i32, i32* %186, i64 2
%188 = load i32, i32* %187
%189 = lshr i32 %188, 24
%190 = and i32 %189, 7
%191 = load i32*, i32** %3
%192 = getelementptr inbounds i32, i32* %191, i64 23
store i32 %190, i32* %192
%193 = load i32*, i32** %4
%194 = getelementptr inbounds i32, i32* %193, i64 2
%195 = load i32, i32* %194
%196 = lshr i32 %195, 21
%197 = and i32 %196, 7
%198 = load i32*, i32** %3
%199 = getelementptr inbounds i32, i32* %198, i64 24
store i32 %197, i32* %199
%200 = load i32*, i32** %4
%201 = getelementptr inbounds i32, i32* %200, i64 2
%202 = load i32, i32* %201
%203 = lshr i32 %202, 18
%204 = and i32 %203, 7
%205 = load i32*, i32** %3
%206 = getelementptr inbounds i32, i32* %205, i64 25
store i32 %204, i32* %206
%207 = load i32*, i32** %4
%208 = getelementptr inbounds i32, i32* %207, i64 2
%209 = load i32, i32* %208
%210 = lshr i32 %209, 15
%211 = and i32 %210, 7
%212 = load i32*, i32** %3
%213 = getelementptr inbounds i32, i32* %212, i64 26
store i32 %211, i32* %213
%214 = load i32*, i32** %4
%215 = getelementptr inbounds i32, i32* %214, i64 2
%216 = load i32, i32* %215
%217 = lshr i32 %216, 12
%218 = and i32 %217, 7
%219 = load i32*, i32** %3
%220 = getelementptr inbounds i32, i32* %219, i64 27
store i32 %218, i32* %220
%221 = load i32*, i32** %4
%222 = getelementptr inbounds i32, i32* %221, i64 2
%223 = load i32, i32* %222
%224 = lshr i32 %223, 9
%225 = and i32 %224, 7
%226 = load i32*, i32** %3
%227 = getelementptr inbounds i32, i32* %226, i64 28
store i32 %225, i32* %227
%228 = load i32*, i32** %4
%229 = getelementptr inbounds i32, i32* %228, i64 2
%230 = load i32, i32* %229
%231 = lshr i32 %230, 6
%232 = and i32 %231, 7
%233 = load i32*, i32** %3
%234 = getelementptr inbounds i32, i32* %233, i64 29
store i32 %232, i32* %234
%235 = load i32*, i32** %4
%236 = getelementptr inbounds i32, i32* %235, i64 2
%237 = load i32, i32* %236
%238 = lshr i32 %237, 3
%239 = and i32 %238, 7
%240 = load i32*, i32** %3
%241 = getelementptr inbounds i32, i32* %240, i64 30
store i32 %239, i32* %241
%242 = load i32*, i32** %4
%243 = getelementptr inbounds i32, i32* %242, i64 2
%244 = load i32, i32* %243
%245 = and i32 %244, 7
%246 = load i32*, i32** %3
%247 = getelementptr inbounds i32, i32* %246, i64 31
store i32 %245, i32* %247
br label %248
248: ; preds = %9
%249 = load i32, i32* %5
%250 = add nsw i32 %249, 32
store i32 %250, i32* %5
%251 = load i32*, i32** %3
%252 = getelementptr inbounds i32, i32* %251, i64 32
store i32* %252, i32** %3
%253 = load i32*, i32** %4
%254 = getelementptr inbounds i32, i32* %253, i64 3
store i32* %254, i32** %4
br label %6
255: ; preds = %6
ret void
}

LLVM IR (-O2):
define void @unpack3(i32* writeonly %0, i32* nocapture %1) {
br label %3
3: ; preds = %2, %3
%4 = phi i32 [ 0, %2 ], [ %140, %3 ]
%5 = phi i32* [ %1, %2 ], [ %142, %3 ]
%6 = phi i32* [ %0, %2 ], [ %141, %3 ]
%7 = load i32, i32* %5
%8 = lshr i32 %7, 29
store i32 %8, i32* %6
%9 = load i32, i32* %5
%10 = lshr i32 %9, 26
%11 = and i32 %10, 7
%12 = getelementptr inbounds i32, i32* %6, i64 1
store i32 %11, i32* %12
%13 = load i32, i32* %5
%14 = lshr i32 %13, 23
%15 = and i32 %14, 7
%16 = getelementptr inbounds i32, i32* %6, i64 2
store i32 %15, i32* %16
%17 = load i32, i32* %5
%18 = lshr i32 %17, 20
%19 = and i32 %18, 7
%20 = getelementptr inbounds i32, i32* %6, i64 3
store i32 %19, i32* %20
%21 = load i32, i32* %5
%22 = lshr i32 %21, 17
%23 = and i32 %22, 7
%24 = getelementptr inbounds i32, i32* %6, i64 4
store i32 %23, i32* %24
%25 = load i32, i32* %5
%26 = lshr i32 %25, 14
%27 = and i32 %26, 7
%28 = getelementptr inbounds i32, i32* %6, i64 5
store i32 %27, i32* %28
%29 = load i32, i32* %5
%30 = lshr i32 %29, 11
%31 = and i32 %30, 7
%32 = getelementptr inbounds i32, i32* %6, i64 6
store i32 %31, i32* %32
%33 = load i32, i32* %5
%34 = lshr i32 %33, 8
%35 = and i32 %34, 7
%36 = getelementptr inbounds i32, i32* %6, i64 7
store i32 %35, i32* %36
%37 = load i32, i32* %5
%38 = lshr i32 %37, 5
%39 = and i32 %38, 7
%40 = getelementptr inbounds i32, i32* %6, i64 8
store i32 %39, i32* %40
%41 = load i32, i32* %5
%42 = lshr i32 %41, 2
%43 = and i32 %42, 7
%44 = getelementptr inbounds i32, i32* %6, i64 9
store i32 %43, i32* %44
%45 = load i32, i32* %5
%46 = shl i32 %45, 1
%47 = and i32 %46, 6
%48 = getelementptr inbounds i32, i32* %6, i64 10
store i32 %47, i32* %48
%49 = getelementptr inbounds i32, i32* %5, i64 1
%50 = load i32, i32* %49
%51 = lshr i32 %50, 31
%52 = or i32 %51, %47
store i32 %52, i32* %48
%53 = load i32, i32* %49
%54 = lshr i32 %53, 28
%55 = and i32 %54, 7
%56 = getelementptr inbounds i32, i32* %6, i64 11
store i32 %55, i32* %56
%57 = load i32, i32* %49
%58 = lshr i32 %57, 25
%59 = and i32 %58, 7
%60 = getelementptr inbounds i32, i32* %6, i64 12
store i32 %59, i32* %60
%61 = load i32, i32* %49
%62 = lshr i32 %61, 22
%63 = and i32 %62, 7
%64 = getelementptr inbounds i32, i32* %6, i64 13
store i32 %63, i32* %64
%65 = load i32, i32* %49
%66 = lshr i32 %65, 19
%67 = and i32 %66, 7
%68 = getelementptr inbounds i32, i32* %6, i64 14
store i32 %67, i32* %68
%69 = load i32, i32* %49
%70 = lshr i32 %69, 16
%71 = and i32 %70, 7
%72 = getelementptr inbounds i32, i32* %6, i64 15
store i32 %71, i32* %72
%73 = load i32, i32* %49
%74 = lshr i32 %73, 13
%75 = and i32 %74, 7
%76 = getelementptr inbounds i32, i32* %6, i64 16
store i32 %75, i32* %76
%77 = load i32, i32* %49
%78 = lshr i32 %77, 10
%79 = and i32 %78, 7
%80 = getelementptr inbounds i32, i32* %6, i64 17
store i32 %79, i32* %80
%81 = load i32, i32* %49
%82 = lshr i32 %81, 7
%83 = and i32 %82, 7
%84 = getelementptr inbounds i32, i32* %6, i64 18
store i32 %83, i32* %84
%85 = load i32, i32* %49
%86 = lshr i32 %85, 4
%87 = and i32 %86, 7
%88 = getelementptr inbounds i32, i32* %6, i64 19
store i32 %87, i32* %88
%89 = load i32, i32* %49
%90 = lshr i32 %89, 1
%91 = and i32 %90, 7
%92 = getelementptr inbounds i32, i32* %6, i64 20
store i32 %91, i32* %92
%93 = load i32, i32* %49
%94 = shl i32 %93, 2
%95 = and i32 %94, 4
%96 = getelementptr inbounds i32, i32* %6, i64 21
store i32 %95, i32* %96
%97 = getelementptr inbounds i32, i32* %5, i64 2
%98 = load i32, i32* %97
%99 = lshr i32 %98, 30
%100 = or i32 %99, %95
store i32 %100, i32* %96
%101 = load i32, i32* %97
%102 = lshr i32 %101, 27
%103 = and i32 %102, 7
%104 = getelementptr inbounds i32, i32* %6, i64 22
store i32 %103, i32* %104
%105 = load i32, i32* %97
%106 = lshr i32 %105, 24
%107 = and i32 %106, 7
%108 = getelementptr inbounds i32, i32* %6, i64 23
store i32 %107, i32* %108
%109 = load i32, i32* %97
%110 = lshr i32 %109, 21
%111 = and i32 %110, 7
%112 = getelementptr inbounds i32, i32* %6, i64 24
store i32 %111, i32* %112
%113 = load i32, i32* %97
%114 = lshr i32 %113, 18
%115 = and i32 %114, 7
%116 = getelementptr inbounds i32, i32* %6, i64 25
store i32 %115, i32* %116
%117 = load i32, i32* %97
%118 = lshr i32 %117, 15
%119 = and i32 %118, 7
%120 = getelementptr inbounds i32, i32* %6, i64 26
store i32 %119, i32* %120
%121 = load i32, i32* %97
%122 = lshr i32 %121, 12
%123 = and i32 %122, 7
%124 = getelementptr inbounds i32, i32* %6, i64 27
store i32 %123, i32* %124
%125 = load i32, i32* %97
%126 = lshr i32 %125, 9
%127 = and i32 %126, 7
%128 = getelementptr inbounds i32, i32* %6, i64 28
store i32 %127, i32* %128
%129 = load i32, i32* %97
%130 = lshr i32 %129, 6
%131 = and i32 %130, 7
%132 = getelementptr inbounds i32, i32* %6, i64 29
store i32 %131, i32* %132
%133 = load i32, i32* %97
%134 = lshr i32 %133, 3
%135 = and i32 %134, 7
%136 = getelementptr inbounds i32, i32* %6, i64 30
store i32 %135, i32* %136
%137 = load i32, i32* %97
%138 = and i32 %137, 7
%139 = getelementptr inbounds i32, i32* %6, i64 31
store i32 %138, i32* %139
%140 = add nuw nsw i32 %4, 32
%141 = getelementptr inbounds i32, i32* %6, i64 32
%142 = getelementptr inbounds i32, i32* %5, i64 3
%143 = icmp ult i32 %4, 96
br i1 %143, label %3, label %144
144: ; preds = %3
ret void
}