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; RUN: llc < %s -march=x86-64 -O0
; PR8211
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
target triple = "x86_64-unknown-linux-gnu"
module asm "\09.ident\09\22GCC: (GNU) 4.5.2 20100914 (prerelease) LLVM: 114628\22"
%"int[]" = type [4 x i32]
%0 = type { %"int[]" }
%float = type float
%"float[]" = type [4 x float]
%int = type i32
%"long unsigned int" = type i64
define void @swizzle(i8* %a, %0* %b, %0* %c) nounwind {
entry:
%a_addr = alloca i8*
%b_addr = alloca %0*
%c_addr = alloca %0*
%"alloca point" = bitcast i32 0 to i32
store i8* %a, i8** %a_addr
store %0* %b, %0** %b_addr
store %0* %c, %0** %c_addr
%0 = load i8** %a_addr, align 64
%1 = load %0** %b_addr, align 64
%2 = load %0** %c_addr, align 64
%"ssa point" = bitcast i32 0 to i32
br label %"2"
"2": ; preds = %entry
%3 = bitcast i8* %0 to <2 x i32>*
%4 = getelementptr inbounds %0* %1, i32 0, i32 0
%5 = bitcast %"int[]"* %4 to <4 x float>*
%6 = load <4 x float>* %5, align 16
%7 = bitcast <2 x i32>* %3 to <2 x float>*
%8 = bitcast <2 x float>* %7 to double*
%9 = load double* %8
%10 = insertelement <2 x double> undef, double %9, i32 0
%11 = insertelement <2 x double> %10, double undef, i32 1
%12 = bitcast <2 x double> %11 to <4 x float>
%13 = shufflevector <4 x float> %6, <4 x float> %12, <4 x i32> <i32 4, i32 5, i32 2, i32 3>
%14 = getelementptr inbounds %0* %1, i32 0, i32 0
%15 = bitcast %"int[]"* %14 to <4 x float>*
store <4 x float> %13, <4 x float>* %15, align 16
%16 = bitcast i8* %0 to <2 x i32>*
%17 = bitcast <2 x i32>* %16 to i8*
%18 = getelementptr i8* %17, i64 8
%19 = bitcast i8* %18 to <2 x i32>*
%20 = getelementptr inbounds %0* %2, i32 0, i32 0
%21 = bitcast %"int[]"* %20 to <4 x float>*
%22 = load <4 x float>* %21, align 16
%23 = bitcast <2 x i32>* %19 to <2 x float>*
%24 = bitcast <2 x float>* %23 to double*
%25 = load double* %24
%26 = insertelement <2 x double> undef, double %25, i32 0
%27 = insertelement <2 x double> %26, double undef, i32 1
%28 = bitcast <2 x double> %27 to <4 x float>
%29 = shufflevector <4 x float> %22, <4 x float> %28, <4 x i32> <i32 4, i32 5, i32 2, i32 3>
%30 = getelementptr inbounds %0* %2, i32 0, i32 0
%31 = bitcast %"int[]"* %30 to <4 x float>*
store <4 x float> %29, <4 x float>* %31, align 16
br label %return
return: ; preds = %"2"
ret void
}
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