; RUN: llc < %s -mtriple=thumbv7-none-linux-gnueabi -mcpu=cortex-a9 -mattr=+neon,+neonfp | FileCheck %s ; PR14824. The test is presented by Jiangning Liu. If the ld/st optimization algorithm is changed, this test case may fail. ; Also if the machine code for ld/st optimizor is changed, this test case may fail. If so, remove this test. define void @sample_test(<8 x i64> * %secondSource, <8 x i64> * %source, <8 x i64> * %dest) nounwind { ; CHECK: sample_test ; CHECK-NOT: vldmia ; CHECK: add entry: ; Load %source %s0 = load <8 x i64> , <8 x i64> * %source, align 64 %arrayidx64 = getelementptr inbounds <8 x i64>, <8 x i64> * %source, i32 6 %s120 = load <8 x i64> , <8 x i64> * %arrayidx64, align 64 %s122 = bitcast <8 x i64> %s120 to i512 %data.i.i677.48.extract.shift = lshr i512 %s122, 384 %data.i.i677.48.extract.trunc = trunc i512 %data.i.i677.48.extract.shift to i64 %s123 = insertelement <8 x i64> undef, i64 %data.i.i677.48.extract.trunc, i32 0 %data.i.i677.32.extract.shift = lshr i512 %s122, 256 %data.i.i677.32.extract.trunc = trunc i512 %data.i.i677.32.extract.shift to i64 %s124 = insertelement <8 x i64> %s123, i64 %data.i.i677.32.extract.trunc, i32 1 %data.i.i677.16.extract.shift = lshr i512 %s122, 128 %data.i.i677.16.extract.trunc = trunc i512 %data.i.i677.16.extract.shift to i64 %s125 = insertelement <8 x i64> %s124, i64 %data.i.i677.16.extract.trunc, i32 2 %data.i.i677.56.extract.shift = lshr i512 %s122, 448 %data.i.i677.56.extract.trunc = trunc i512 %data.i.i677.56.extract.shift to i64 %s126 = insertelement <8 x i64> %s125, i64 %data.i.i677.56.extract.trunc, i32 3 %data.i.i677.24.extract.shift = lshr i512 %s122, 192 %data.i.i677.24.extract.trunc = trunc i512 %data.i.i677.24.extract.shift to i64 %s127 = insertelement <8 x i64> %s126, i64 %data.i.i677.24.extract.trunc, i32 4 %s128 = insertelement <8 x i64> %s127, i64 %data.i.i677.32.extract.trunc, i32 5 %s129 = insertelement <8 x i64> %s128, i64 %data.i.i677.16.extract.trunc, i32 6 %s130 = insertelement <8 x i64> %s129, i64 %data.i.i677.56.extract.trunc, i32 7 ; Load %secondSource %s1 = load <8 x i64> , <8 x i64> * %secondSource, align 64 %arrayidx67 = getelementptr inbounds <8 x i64>, <8 x i64> * %secondSource, i32 6 %s121 = load <8 x i64> , <8 x i64> * %arrayidx67, align 64 %s131 = bitcast <8 x i64> %s121 to i512 %data.i1.i676.48.extract.shift = lshr i512 %s131, 384 %data.i1.i676.48.extract.trunc = trunc i512 %data.i1.i676.48.extract.shift to i64 %s132 = insertelement <8 x i64> undef, i64 %data.i1.i676.48.extract.trunc, i32 0 %data.i1.i676.32.extract.shift = lshr i512 %s131, 256 %data.i1.i676.32.extract.trunc = trunc i512 %data.i1.i676.32.extract.shift to i64 %s133 = insertelement <8 x i64> %s132, i64 %data.i1.i676.32.extract.trunc, i32 1 %data.i1.i676.16.extract.shift = lshr i512 %s131, 128 %data.i1.i676.16.extract.trunc = trunc i512 %data.i1.i676.16.extract.shift to i64 %s134 = insertelement <8 x i64> %s133, i64 %data.i1.i676.16.extract.trunc, i32 2 %data.i1.i676.56.extract.shift = lshr i512 %s131, 448 %data.i1.i676.56.extract.trunc = trunc i512 %data.i1.i676.56.extract.shift to i64 %s135 = insertelement <8 x i64> %s134, i64 %data.i1.i676.56.extract.trunc, i32 3 %data.i1.i676.24.extract.shift = lshr i512 %s131, 192 %data.i1.i676.24.extract.trunc = trunc i512 %data.i1.i676.24.extract.shift to i64 %s136 = insertelement <8 x i64> %s135, i64 %data.i1.i676.24.extract.trunc, i32 4 %s137 = insertelement <8 x i64> %s136, i64 %data.i1.i676.32.extract.trunc, i32 5 %s138 = insertelement <8 x i64> %s137, i64 %data.i1.i676.16.extract.trunc, i32 6 %s139 = insertelement <8 x i64> %s138, i64 %data.i1.i676.56.extract.trunc, i32 7 ; Operations about %Source and %secondSource %vecinit28.i.i699 = shufflevector <8 x i64> %s139, <8 x i64> %s130, <8 x i32> %vecinit35.i.i700 = shufflevector <8 x i64> %vecinit28.i.i699, <8 x i64> %s139, <8 x i32> %vecinit42.i.i701 = shufflevector <8 x i64> %vecinit35.i.i700, <8 x i64> %s139, <8 x i32> %vecinit49.i.i702 = shufflevector <8 x i64> %vecinit42.i.i701, <8 x i64> %s130, <8 x i32> %arrayidx72 = getelementptr inbounds <8 x i64>, <8 x i64> * %dest, i32 6 store <8 x i64> %vecinit49.i.i702, <8 x i64> * %arrayidx72, align 64 %arrayidx78 = getelementptr inbounds <8 x i64>, <8 x i64> * %secondSource, i32 7 %s141 = load <8 x i64> , <8 x i64> * %arrayidx78, align 64 %s151 = bitcast <8 x i64> %s141 to i512 %data.i1.i649.32.extract.shift = lshr i512 %s151, 256 %data.i1.i649.32.extract.trunc = trunc i512 %data.i1.i649.32.extract.shift to i64 %s152 = insertelement <8 x i64> undef, i64 %data.i1.i649.32.extract.trunc, i32 0 %s153 = insertelement <8 x i64> %s152, i64 %data.i1.i649.32.extract.trunc, i32 1 %data.i1.i649.16.extract.shift = lshr i512 %s151, 128 %data.i1.i649.16.extract.trunc = trunc i512 %data.i1.i649.16.extract.shift to i64 %s154 = insertelement <8 x i64> %s153, i64 %data.i1.i649.16.extract.trunc, i32 2 %data.i1.i649.8.extract.shift = lshr i512 %s151, 64 %data.i1.i649.8.extract.trunc = trunc i512 %data.i1.i649.8.extract.shift to i64 %s155 = insertelement <8 x i64> %s154, i64 %data.i1.i649.8.extract.trunc, i32 3 %arrayidx83 = getelementptr inbounds <8 x i64>, <8 x i64> * %dest, i32 7 store <8 x i64> %s155, <8 x i64> * %arrayidx83, align 64 ret void }