#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 */
typedef int const w1;
typedef int const w0;
typedef int /*<<< orphan*/ uint8_t;
typedef int uint64_t;

/* Variables and functions */
void unpackforblock4_64(const uint64_t base, const uint8_t **pw,
                        uint64_t **pout) {
  const uint64_t *pw64 = *(const uint64_t **)pw;
  uint64_t *out = *pout;
  const uint64_t mask = (15ULL);
  uint64_t w0 = pw64[0];
  uint64_t w1 = pw64[1];
  *pw += 16;
  out[0] = base + ((w0)&mask);
  out[1] = base + ((w0 >> 4) & mask);
  out[2] = base + ((w0 >> 8) & mask);
  out[3] = base + ((w0 >> 12) & mask);
  out[4] = base + ((w0 >> 16) & mask);
  out[5] = base + ((w0 >> 20) & mask);
  out[6] = base + ((w0 >> 24) & mask);
  out[7] = base + ((w0 >> 28) & mask);
  out[8] = base + ((w0 >> 32) & mask);
  out[9] = base + ((w0 >> 36) & mask);
  out[10] = base + ((w0 >> 40) & mask);
  out[11] = base + ((w0 >> 44) & mask);
  out[12] = base + ((w0 >> 48) & mask);
  out[13] = base + ((w0 >> 52) & mask);
  out[14] = base + ((w0 >> 56) & mask);
  out[15] = base + (w0 >> 60);
  out[16] = base + ((w1)&mask);
  out[17] = base + ((w1 >> 4) & mask);
  out[18] = base + ((w1 >> 8) & mask);
  out[19] = base + ((w1 >> 12) & mask);
  out[20] = base + ((w1 >> 16) & mask);
  out[21] = base + ((w1 >> 20) & mask);
  out[22] = base + ((w1 >> 24) & mask);
  out[23] = base + ((w1 >> 28) & mask);
  out[24] = base + ((w1 >> 32) & mask);
  out[25] = base + ((w1 >> 36) & mask);
  out[26] = base + ((w1 >> 40) & mask);
  out[27] = base + ((w1 >> 44) & mask);
  out[28] = base + ((w1 >> 48) & mask);
  out[29] = base + ((w1 >> 52) & mask);
  out[30] = base + ((w1 >> 56) & mask);
  out[31] = base + (w1 >> 60);
  *pout += 32;
}


x86 assembly (clang, -O0):
<unpackforblock4_64>:
push   %rbp
mov    %rsp,%rbp
mov    %edi,-0x4(%rbp)
mov    %rsi,-0x10(%rbp)
mov    %rdx,-0x18(%rbp)
mov    -0x10(%rbp),%rax
mov    (%rax),%rax
mov    %rax,-0x20(%rbp)
mov    -0x18(%rbp),%rax
mov    (%rax),%rax
mov    %rax,-0x28(%rbp)
movl   $0xf,-0x2c(%rbp)
mov    -0x20(%rbp),%rax
mov    (%rax),%eax
mov    %eax,-0x30(%rbp)
mov    -0x20(%rbp),%rax
mov    0x4(%rax),%eax
mov    %eax,-0x34(%rbp)
mov    -0x10(%rbp),%rax
mov    (%rax),%rcx
add    $0x40,%rcx
mov    %rcx,(%rax)
mov    -0x4(%rbp),%ecx
mov    -0x30(%rbp),%eax
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,(%rax)
mov    -0x4(%rbp),%ecx
mov    -0x30(%rbp),%eax
sar    $0x4,%eax
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x4(%rax)
mov    -0x4(%rbp),%ecx
mov    -0x30(%rbp),%eax
sar    $0x8,%eax
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x8(%rax)
mov    -0x4(%rbp),%ecx
mov    -0x30(%rbp),%eax
sar    $0xc,%eax
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0xc(%rax)
mov    -0x4(%rbp),%ecx
mov    -0x30(%rbp),%eax
sar    $0x10,%eax
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x10(%rax)
mov    -0x4(%rbp),%ecx
mov    -0x30(%rbp),%eax
sar    $0x14,%eax
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x14(%rax)
mov    -0x4(%rbp),%ecx
mov    -0x30(%rbp),%eax
sar    $0x18,%eax
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x18(%rax)
mov    -0x4(%rbp),%ecx
mov    -0x30(%rbp),%eax
sar    $0x1c,%eax
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x1c(%rax)
mov    -0x4(%rbp),%eax
mov    %eax,-0x74(%rbp)
mov    -0x30(%rbp),%eax
mov    $0x20,%ecx
sar    %cl,%eax
mov    -0x74(%rbp),%ecx
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x20(%rax)
mov    -0x4(%rbp),%eax
mov    %eax,-0x70(%rbp)
mov    -0x30(%rbp),%eax
mov    $0x24,%ecx
sar    %cl,%eax
mov    -0x70(%rbp),%ecx
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x24(%rax)
mov    -0x4(%rbp),%eax
mov    %eax,-0x6c(%rbp)
mov    -0x30(%rbp),%eax
mov    $0x28,%ecx
sar    %cl,%eax
mov    -0x6c(%rbp),%ecx
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x28(%rax)
mov    -0x4(%rbp),%eax
mov    %eax,-0x68(%rbp)
mov    -0x30(%rbp),%eax
mov    $0x2c,%ecx
sar    %cl,%eax
mov    -0x68(%rbp),%ecx
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x2c(%rax)
mov    -0x4(%rbp),%eax
mov    %eax,-0x64(%rbp)
mov    -0x30(%rbp),%eax
mov    $0x30,%ecx
sar    %cl,%eax
mov    -0x64(%rbp),%ecx
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x30(%rax)
mov    -0x4(%rbp),%eax
mov    %eax,-0x60(%rbp)
mov    -0x30(%rbp),%eax
mov    $0x34,%ecx
sar    %cl,%eax
mov    -0x60(%rbp),%ecx
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x34(%rax)
mov    -0x4(%rbp),%eax
mov    %eax,-0x5c(%rbp)
mov    -0x30(%rbp),%eax
mov    $0x38,%ecx
sar    %cl,%eax
mov    -0x5c(%rbp),%ecx
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x38(%rax)
mov    -0x4(%rbp),%eax
mov    %eax,-0x58(%rbp)
mov    -0x30(%rbp),%eax
mov    $0x3c,%ecx
sar    %cl,%eax
mov    -0x58(%rbp),%ecx
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x3c(%rax)
mov    -0x4(%rbp),%ecx
mov    -0x34(%rbp),%eax
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x40(%rax)
mov    -0x4(%rbp),%ecx
mov    -0x34(%rbp),%eax
sar    $0x4,%eax
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x44(%rax)
mov    -0x4(%rbp),%ecx
mov    -0x34(%rbp),%eax
sar    $0x8,%eax
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x48(%rax)
mov    -0x4(%rbp),%ecx
mov    -0x34(%rbp),%eax
sar    $0xc,%eax
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x4c(%rax)
mov    -0x4(%rbp),%ecx
mov    -0x34(%rbp),%eax
sar    $0x10,%eax
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x50(%rax)
mov    -0x4(%rbp),%ecx
mov    -0x34(%rbp),%eax
sar    $0x14,%eax
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x54(%rax)
mov    -0x4(%rbp),%ecx
mov    -0x34(%rbp),%eax
sar    $0x18,%eax
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x58(%rax)
mov    -0x4(%rbp),%ecx
mov    -0x34(%rbp),%eax
sar    $0x1c,%eax
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x5c(%rax)
mov    -0x4(%rbp),%eax
mov    %eax,-0x54(%rbp)
mov    -0x34(%rbp),%eax
mov    $0x20,%ecx
sar    %cl,%eax
mov    -0x54(%rbp),%ecx
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x60(%rax)
mov    -0x4(%rbp),%eax
mov    %eax,-0x50(%rbp)
mov    -0x34(%rbp),%eax
mov    $0x24,%ecx
sar    %cl,%eax
mov    -0x50(%rbp),%ecx
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x64(%rax)
mov    -0x4(%rbp),%eax
mov    %eax,-0x4c(%rbp)
mov    -0x34(%rbp),%eax
mov    $0x28,%ecx
sar    %cl,%eax
mov    -0x4c(%rbp),%ecx
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x68(%rax)
mov    -0x4(%rbp),%eax
mov    %eax,-0x48(%rbp)
mov    -0x34(%rbp),%eax
mov    $0x2c,%ecx
sar    %cl,%eax
mov    -0x48(%rbp),%ecx
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x6c(%rax)
mov    -0x4(%rbp),%eax
mov    %eax,-0x44(%rbp)
mov    -0x34(%rbp),%eax
mov    $0x30,%ecx
sar    %cl,%eax
mov    -0x44(%rbp),%ecx
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x70(%rax)
mov    -0x4(%rbp),%eax
mov    %eax,-0x40(%rbp)
mov    -0x34(%rbp),%eax
mov    $0x34,%ecx
sar    %cl,%eax
mov    -0x40(%rbp),%ecx
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x74(%rax)
mov    -0x4(%rbp),%eax
mov    %eax,-0x3c(%rbp)
mov    -0x34(%rbp),%eax
mov    $0x38,%ecx
sar    %cl,%eax
mov    -0x3c(%rbp),%ecx
and    $0xf,%eax
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x78(%rax)
mov    -0x4(%rbp),%eax
mov    %eax,-0x38(%rbp)
mov    -0x34(%rbp),%eax
mov    $0x3c,%ecx
sar    %cl,%eax
mov    -0x38(%rbp),%ecx
add    %eax,%ecx
mov    -0x28(%rbp),%rax
mov    %ecx,0x7c(%rax)
mov    -0x18(%rbp),%rax
mov    (%rax),%rcx
add    $0x80,%rcx
mov    %rcx,(%rax)
pop    %rbp
ret

x86 assembly (clang, -O2):
<unpackforblock4_64>:
mov    (%rsi),%rcx
mov    (%rdx),%r8
mov    (%rcx),%r10d
mov    0x4(%rcx),%r9d
add    $0x40,%rcx
mov    %rcx,(%rsi)
mov    %r10d,%ecx
shr    $0x4,%ecx
mov    %r10d,%esi
shr    $0x8,%esi
mov    %r10d,%eax
shr    $0xc,%eax
movd   %eax,%xmm0
movd   %esi,%xmm1
punpckldq %xmm0,%xmm1
movd   %r10d,%xmm2
movd   %ecx,%xmm0
punpckldq %xmm0,%xmm2
punpcklqdq %xmm1,%xmm2
movdqa 0xeb5(%rip),%xmm0
pand   %xmm0,%xmm2
movd   %edi,%xmm1
pshufd $0x0,%xmm1,%xmm1
paddd  %xmm1,%xmm2
movdqu %xmm2,(%r8)
mov    %r10d,%eax
shr    $0x10,%eax
and    $0xf,%eax
add    %edi,%eax
mov    %eax,0x10(%r8)
mov    %r10d,%eax
shr    $0x14,%eax
and    $0xf,%eax
add    %edi,%eax
mov    %eax,0x14(%r8)
mov    %r10d,%eax
shr    $0x18,%eax
and    $0xf,%eax
add    %edi,%eax
mov    %eax,0x18(%r8)
shr    $0x1c,%r10d
add    %edi,%r10d
mov    %r10d,0x1c(%r8)
mov    %r9d,%eax
shr    $0x4,%eax
mov    %r9d,%ecx
shr    $0x8,%ecx
mov    %r9d,%esi
shr    $0xc,%esi
movd   %esi,%xmm2
movd   %ecx,%xmm3
punpckldq %xmm2,%xmm3
movd   %r9d,%xmm2
movd   %eax,%xmm4
punpckldq %xmm4,%xmm2
punpcklqdq %xmm3,%xmm2
pand   %xmm0,%xmm2
paddd  %xmm1,%xmm2
movdqu %xmm2,0x40(%r8)
mov    %r9d,%eax
shr    $0x10,%eax
and    $0xf,%eax
add    %edi,%eax
mov    %eax,0x50(%r8)
mov    %r9d,%eax
shr    $0x14,%eax
and    $0xf,%eax
add    %edi,%eax
mov    %eax,0x54(%r8)
mov    %r9d,%eax
shr    $0x18,%eax
and    $0xf,%eax
add    %edi,%eax
mov    %eax,0x58(%r8)
shr    $0x1c,%r9d
add    %edi,%r9d
mov    %r9d,0x5c(%r8)
subq   $0xffffffffffffff80,(%rdx)
ret

LLVM IR (-O0):
define void @unpackforblock4_64(i32 %0, i32** %1, i32** %2) {
%4 = alloca i32
%5 = alloca i32**
%6 = alloca i32**
%7 = alloca i32*
%8 = alloca i32*
%9 = alloca i32
%10 = alloca i32
%11 = alloca i32
store i32 %0, i32* %4
store i32** %1, i32*** %5
store i32** %2, i32*** %6
%12 = load i32**, i32*** %5
%13 = load i32*, i32** %12
store i32* %13, i32** %7
%14 = load i32**, i32*** %6
%15 = load i32*, i32** %14
store i32* %15, i32** %8
store i32 15, i32* %9
%16 = load i32*, i32** %7
%17 = getelementptr inbounds i32, i32* %16, i64 0
%18 = load i32, i32* %17
store i32 %18, i32* %10
%19 = load i32*, i32** %7
%20 = getelementptr inbounds i32, i32* %19, i64 1
%21 = load i32, i32* %20
store i32 %21, i32* %11
%22 = load i32**, i32*** %5
%23 = load i32*, i32** %22
%24 = getelementptr inbounds i32, i32* %23, i64 16
store i32* %24, i32** %22
%25 = load i32, i32* %4
%26 = load i32, i32* %10
%27 = and i32 %26, 15
%28 = add nsw i32 %25, %27
%29 = load i32*, i32** %8
%30 = getelementptr inbounds i32, i32* %29, i64 0
store i32 %28, i32* %30
%31 = load i32, i32* %4
%32 = load i32, i32* %10
%33 = ashr i32 %32, 4
%34 = and i32 %33, 15
%35 = add nsw i32 %31, %34
%36 = load i32*, i32** %8
%37 = getelementptr inbounds i32, i32* %36, i64 1
store i32 %35, i32* %37
%38 = load i32, i32* %4
%39 = load i32, i32* %10
%40 = ashr i32 %39, 8
%41 = and i32 %40, 15
%42 = add nsw i32 %38, %41
%43 = load i32*, i32** %8
%44 = getelementptr inbounds i32, i32* %43, i64 2
store i32 %42, i32* %44
%45 = load i32, i32* %4
%46 = load i32, i32* %10
%47 = ashr i32 %46, 12
%48 = and i32 %47, 15
%49 = add nsw i32 %45, %48
%50 = load i32*, i32** %8
%51 = getelementptr inbounds i32, i32* %50, i64 3
store i32 %49, i32* %51
%52 = load i32, i32* %4
%53 = load i32, i32* %10
%54 = ashr i32 %53, 16
%55 = and i32 %54, 15
%56 = add nsw i32 %52, %55
%57 = load i32*, i32** %8
%58 = getelementptr inbounds i32, i32* %57, i64 4
store i32 %56, i32* %58
%59 = load i32, i32* %4
%60 = load i32, i32* %10
%61 = ashr i32 %60, 20
%62 = and i32 %61, 15
%63 = add nsw i32 %59, %62
%64 = load i32*, i32** %8
%65 = getelementptr inbounds i32, i32* %64, i64 5
store i32 %63, i32* %65
%66 = load i32, i32* %4
%67 = load i32, i32* %10
%68 = ashr i32 %67, 24
%69 = and i32 %68, 15
%70 = add nsw i32 %66, %69
%71 = load i32*, i32** %8
%72 = getelementptr inbounds i32, i32* %71, i64 6
store i32 %70, i32* %72
%73 = load i32, i32* %4
%74 = load i32, i32* %10
%75 = ashr i32 %74, 28
%76 = and i32 %75, 15
%77 = add nsw i32 %73, %76
%78 = load i32*, i32** %8
%79 = getelementptr inbounds i32, i32* %78, i64 7
store i32 %77, i32* %79
%80 = load i32, i32* %4
%81 = load i32, i32* %10
%82 = ashr i32 %81, 32
%83 = and i32 %82, 15
%84 = add nsw i32 %80, %83
%85 = load i32*, i32** %8
%86 = getelementptr inbounds i32, i32* %85, i64 8
store i32 %84, i32* %86
%87 = load i32, i32* %4
%88 = load i32, i32* %10
%89 = ashr i32 %88, 36
%90 = and i32 %89, 15
%91 = add nsw i32 %87, %90
%92 = load i32*, i32** %8
%93 = getelementptr inbounds i32, i32* %92, i64 9
store i32 %91, i32* %93
%94 = load i32, i32* %4
%95 = load i32, i32* %10
%96 = ashr i32 %95, 40
%97 = and i32 %96, 15
%98 = add nsw i32 %94, %97
%99 = load i32*, i32** %8
%100 = getelementptr inbounds i32, i32* %99, i64 10
store i32 %98, i32* %100
%101 = load i32, i32* %4
%102 = load i32, i32* %10
%103 = ashr i32 %102, 44
%104 = and i32 %103, 15
%105 = add nsw i32 %101, %104
%106 = load i32*, i32** %8
%107 = getelementptr inbounds i32, i32* %106, i64 11
store i32 %105, i32* %107
%108 = load i32, i32* %4
%109 = load i32, i32* %10
%110 = ashr i32 %109, 48
%111 = and i32 %110, 15
%112 = add nsw i32 %108, %111
%113 = load i32*, i32** %8
%114 = getelementptr inbounds i32, i32* %113, i64 12
store i32 %112, i32* %114
%115 = load i32, i32* %4
%116 = load i32, i32* %10
%117 = ashr i32 %116, 52
%118 = and i32 %117, 15
%119 = add nsw i32 %115, %118
%120 = load i32*, i32** %8
%121 = getelementptr inbounds i32, i32* %120, i64 13
store i32 %119, i32* %121
%122 = load i32, i32* %4
%123 = load i32, i32* %10
%124 = ashr i32 %123, 56
%125 = and i32 %124, 15
%126 = add nsw i32 %122, %125
%127 = load i32*, i32** %8
%128 = getelementptr inbounds i32, i32* %127, i64 14
store i32 %126, i32* %128
%129 = load i32, i32* %4
%130 = load i32, i32* %10
%131 = ashr i32 %130, 60
%132 = add nsw i32 %129, %131
%133 = load i32*, i32** %8
%134 = getelementptr inbounds i32, i32* %133, i64 15
store i32 %132, i32* %134
%135 = load i32, i32* %4
%136 = load i32, i32* %11
%137 = and i32 %136, 15
%138 = add nsw i32 %135, %137
%139 = load i32*, i32** %8
%140 = getelementptr inbounds i32, i32* %139, i64 16
store i32 %138, i32* %140
%141 = load i32, i32* %4
%142 = load i32, i32* %11
%143 = ashr i32 %142, 4
%144 = and i32 %143, 15
%145 = add nsw i32 %141, %144
%146 = load i32*, i32** %8
%147 = getelementptr inbounds i32, i32* %146, i64 17
store i32 %145, i32* %147
%148 = load i32, i32* %4
%149 = load i32, i32* %11
%150 = ashr i32 %149, 8
%151 = and i32 %150, 15
%152 = add nsw i32 %148, %151
%153 = load i32*, i32** %8
%154 = getelementptr inbounds i32, i32* %153, i64 18
store i32 %152, i32* %154
%155 = load i32, i32* %4
%156 = load i32, i32* %11
%157 = ashr i32 %156, 12
%158 = and i32 %157, 15
%159 = add nsw i32 %155, %158
%160 = load i32*, i32** %8
%161 = getelementptr inbounds i32, i32* %160, i64 19
store i32 %159, i32* %161
%162 = load i32, i32* %4
%163 = load i32, i32* %11
%164 = ashr i32 %163, 16
%165 = and i32 %164, 15
%166 = add nsw i32 %162, %165
%167 = load i32*, i32** %8
%168 = getelementptr inbounds i32, i32* %167, i64 20
store i32 %166, i32* %168
%169 = load i32, i32* %4
%170 = load i32, i32* %11
%171 = ashr i32 %170, 20
%172 = and i32 %171, 15
%173 = add nsw i32 %169, %172
%174 = load i32*, i32** %8
%175 = getelementptr inbounds i32, i32* %174, i64 21
store i32 %173, i32* %175
%176 = load i32, i32* %4
%177 = load i32, i32* %11
%178 = ashr i32 %177, 24
%179 = and i32 %178, 15
%180 = add nsw i32 %176, %179
%181 = load i32*, i32** %8
%182 = getelementptr inbounds i32, i32* %181, i64 22
store i32 %180, i32* %182
%183 = load i32, i32* %4
%184 = load i32, i32* %11
%185 = ashr i32 %184, 28
%186 = and i32 %185, 15
%187 = add nsw i32 %183, %186
%188 = load i32*, i32** %8
%189 = getelementptr inbounds i32, i32* %188, i64 23
store i32 %187, i32* %189
%190 = load i32, i32* %4
%191 = load i32, i32* %11
%192 = ashr i32 %191, 32
%193 = and i32 %192, 15
%194 = add nsw i32 %190, %193
%195 = load i32*, i32** %8
%196 = getelementptr inbounds i32, i32* %195, i64 24
store i32 %194, i32* %196
%197 = load i32, i32* %4
%198 = load i32, i32* %11
%199 = ashr i32 %198, 36
%200 = and i32 %199, 15
%201 = add nsw i32 %197, %200
%202 = load i32*, i32** %8
%203 = getelementptr inbounds i32, i32* %202, i64 25
store i32 %201, i32* %203
%204 = load i32, i32* %4
%205 = load i32, i32* %11
%206 = ashr i32 %205, 40
%207 = and i32 %206, 15
%208 = add nsw i32 %204, %207
%209 = load i32*, i32** %8
%210 = getelementptr inbounds i32, i32* %209, i64 26
store i32 %208, i32* %210
%211 = load i32, i32* %4
%212 = load i32, i32* %11
%213 = ashr i32 %212, 44
%214 = and i32 %213, 15
%215 = add nsw i32 %211, %214
%216 = load i32*, i32** %8
%217 = getelementptr inbounds i32, i32* %216, i64 27
store i32 %215, i32* %217
%218 = load i32, i32* %4
%219 = load i32, i32* %11
%220 = ashr i32 %219, 48
%221 = and i32 %220, 15
%222 = add nsw i32 %218, %221
%223 = load i32*, i32** %8
%224 = getelementptr inbounds i32, i32* %223, i64 28
store i32 %222, i32* %224
%225 = load i32, i32* %4
%226 = load i32, i32* %11
%227 = ashr i32 %226, 52
%228 = and i32 %227, 15
%229 = add nsw i32 %225, %228
%230 = load i32*, i32** %8
%231 = getelementptr inbounds i32, i32* %230, i64 29
store i32 %229, i32* %231
%232 = load i32, i32* %4
%233 = load i32, i32* %11
%234 = ashr i32 %233, 56
%235 = and i32 %234, 15
%236 = add nsw i32 %232, %235
%237 = load i32*, i32** %8
%238 = getelementptr inbounds i32, i32* %237, i64 30
store i32 %236, i32* %238
%239 = load i32, i32* %4
%240 = load i32, i32* %11
%241 = ashr i32 %240, 60
%242 = add nsw i32 %239, %241
%243 = load i32*, i32** %8
%244 = getelementptr inbounds i32, i32* %243, i64 31
store i32 %242, i32* %244
%245 = load i32**, i32*** %6
%246 = load i32*, i32** %245
%247 = getelementptr inbounds i32, i32* %246, i64 32
store i32* %247, i32** %245
ret void
}

LLVM IR (-O2):
define void @unpackforblock4_64(i32 %0, i32** nocapture %1, i32** nocapture %2) {
%4 = load i32*, i32** %1
%5 = load i32*, i32** %2
%6 = load i32, i32* %4
%7 = getelementptr inbounds i32, i32* %4, i64 1
%8 = load i32, i32* %7
%9 = getelementptr inbounds i32, i32* %4, i64 16
store i32* %9, i32** %1
%10 = lshr i32 %6, 4
%11 = lshr i32 %6, 8
%12 = lshr i32 %6, 12
%13 = insertelement <4 x i32> poison, i32 %6, i64 0
%14 = insertelement <4 x i32> %13, i32 %10, i64 1
%15 = insertelement <4 x i32> %14, i32 %11, i64 2
%16 = insertelement <4 x i32> %15, i32 %12, i64 3
%17 = and <4 x i32> %16, <i32 15, i32 15, i32 15, i32 15>
%18 = insertelement <4 x i32> poison, i32 %0, i64 0
%19 = shufflevector <4 x i32> %18, <4 x i32> poison, <4 x i32> zeroinitializer
%20 = add nsw <4 x i32> %17, %19
%21 = bitcast i32* %5 to <4 x i32>*
store <4 x i32> %20, <4 x i32>* %21
%22 = lshr i32 %6, 16
%23 = and i32 %22, 15
%24 = add nsw i32 %23, %0
%25 = getelementptr inbounds i32, i32* %5, i64 4
store i32 %24, i32* %25
%26 = lshr i32 %6, 20
%27 = and i32 %26, 15
%28 = add nsw i32 %27, %0
%29 = getelementptr inbounds i32, i32* %5, i64 5
store i32 %28, i32* %29
%30 = lshr i32 %6, 24
%31 = and i32 %30, 15
%32 = add nsw i32 %31, %0
%33 = getelementptr inbounds i32, i32* %5, i64 6
store i32 %32, i32* %33
%34 = lshr i32 %6, 28
%35 = add nsw i32 %34, %0
%36 = getelementptr inbounds i32, i32* %5, i64 7
store i32 %35, i32* %36
%37 = getelementptr inbounds i32, i32* %5, i64 16
%38 = lshr i32 %8, 4
%39 = lshr i32 %8, 8
%40 = lshr i32 %8, 12
%41 = insertelement <4 x i32> poison, i32 %8, i64 0
%42 = insertelement <4 x i32> %41, i32 %38, i64 1
%43 = insertelement <4 x i32> %42, i32 %39, i64 2
%44 = insertelement <4 x i32> %43, i32 %40, i64 3
%45 = and <4 x i32> %44, <i32 15, i32 15, i32 15, i32 15>
%46 = add nsw <4 x i32> %45, %19
%47 = bitcast i32* %37 to <4 x i32>*
store <4 x i32> %46, <4 x i32>* %47
%48 = lshr i32 %8, 16
%49 = and i32 %48, 15
%50 = add nsw i32 %49, %0
%51 = getelementptr inbounds i32, i32* %5, i64 20
store i32 %50, i32* %51
%52 = lshr i32 %8, 20
%53 = and i32 %52, 15
%54 = add nsw i32 %53, %0
%55 = getelementptr inbounds i32, i32* %5, i64 21
store i32 %54, i32* %55
%56 = lshr i32 %8, 24
%57 = and i32 %56, 15
%58 = add nsw i32 %57, %0
%59 = getelementptr inbounds i32, i32* %5, i64 22
store i32 %58, i32* %59
%60 = lshr i32 %8, 28
%61 = add nsw i32 %60, %0
%62 = getelementptr inbounds i32, i32* %5, i64 23
store i32 %61, i32* %62
%63 = load i32*, i32** %2
%64 = getelementptr inbounds i32, i32* %63, i64 32
store i32* %64, i32** %2
ret void
}