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9e8bb24748
The live range of the source register may be extended when a redundant copy is eliminated. Make sure any kill flags between the two copies are cleared. This fixes PR11765. llvm-svn: 149069
122 lines
6.1 KiB
LLVM
122 lines
6.1 KiB
LLVM
; RUN: llc < %s -mcpu=cortex-a9 -join-liveintervals=0 -verify-machineinstrs
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; PR11765
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target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:64:128-a0:0:64-n32-S64"
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target triple = "armv7-none-linux-gnueabi"
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; This test case exercises the MachineCopyPropagation pass by disabling the
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; RegisterCoalescer.
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define arm_aapcs_vfpcc void @foo(i8* %arg) nounwind uwtable align 2 {
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bb:
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br i1 undef, label %bb1, label %bb2
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bb1: ; preds = %bb
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unreachable
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bb2: ; preds = %bb
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br i1 undef, label %bb92, label %bb3
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bb3: ; preds = %bb2
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%tmp = or <4 x i32> undef, undef
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%tmp4 = bitcast <4 x i32> %tmp to <4 x float>
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%tmp5 = fsub <4 x float> <float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>, %tmp4
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%tmp6 = bitcast <4 x i32> zeroinitializer to <4 x float>
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%tmp7 = fmul <4 x float> %tmp6, <float 1.000000e+00, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00>
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%tmp8 = bitcast <4 x float> %tmp7 to <2 x i64>
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%tmp9 = shufflevector <2 x i64> %tmp8, <2 x i64> undef, <1 x i32> zeroinitializer
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%tmp10 = bitcast <1 x i64> %tmp9 to <2 x float>
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%tmp11 = shufflevector <2 x i64> %tmp8, <2 x i64> undef, <1 x i32> <i32 1>
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%tmp12 = bitcast <1 x i64> %tmp11 to <2 x float>
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%tmp13 = shufflevector <2 x float> %tmp10, <2 x float> %tmp12, <2 x i32> <i32 0, i32 2>
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%tmp14 = shufflevector <2 x float> %tmp10, <2 x float> undef, <2 x i32> <i32 1, i32 2>
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%tmp15 = bitcast <2 x float> %tmp14 to <1 x i64>
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%tmp16 = bitcast <4 x i32> zeroinitializer to <2 x i64>
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%tmp17 = shufflevector <2 x i64> %tmp16, <2 x i64> undef, <1 x i32> zeroinitializer
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%tmp18 = bitcast <1 x i64> %tmp17 to <2 x i32>
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%tmp19 = and <2 x i32> %tmp18, <i32 -1, i32 0>
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%tmp20 = bitcast <2 x float> %tmp13 to <2 x i32>
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%tmp21 = and <2 x i32> %tmp20, <i32 0, i32 -1>
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%tmp22 = or <2 x i32> %tmp19, %tmp21
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%tmp23 = bitcast <2 x i32> %tmp22 to <1 x i64>
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%tmp24 = shufflevector <1 x i64> %tmp23, <1 x i64> undef, <2 x i32> <i32 0, i32 1>
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%tmp25 = bitcast <2 x i64> %tmp24 to <4 x float>
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%tmp26 = shufflevector <2 x i64> %tmp16, <2 x i64> undef, <1 x i32> <i32 1>
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%tmp27 = bitcast <1 x i64> %tmp26 to <2 x i32>
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%tmp28 = and <2 x i32> %tmp27, <i32 -1, i32 0>
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%tmp29 = and <2 x i32> undef, <i32 0, i32 -1>
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%tmp30 = or <2 x i32> %tmp28, %tmp29
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%tmp31 = bitcast <2 x i32> %tmp30 to <1 x i64>
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%tmp32 = insertelement <4 x float> %tmp25, float 0.000000e+00, i32 3
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%tmp33 = fmul <4 x float> undef, <float 1.000000e+00, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00>
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%tmp34 = fadd <4 x float> %tmp33, %tmp32
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%tmp35 = fmul <4 x float> %tmp33, zeroinitializer
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%tmp36 = fadd <4 x float> %tmp35, zeroinitializer
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%tmp37 = fadd <4 x float> %tmp35, zeroinitializer
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%tmp38 = bitcast <4 x float> %tmp34 to <2 x i64>
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%tmp39 = shufflevector <2 x i64> %tmp38, <2 x i64> undef, <1 x i32> zeroinitializer
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%tmp40 = bitcast <1 x i64> %tmp39 to <2 x float>
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%tmp41 = shufflevector <2 x float> %tmp40, <2 x float> undef, <4 x i32> <i32 1, i32 1, i32 1, i32 1>
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%tmp42 = load <4 x float>* null, align 16, !tbaa !0
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%tmp43 = fmul <4 x float> %tmp42, %tmp41
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%tmp44 = load <4 x float>* undef, align 16, !tbaa !0
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%tmp45 = fadd <4 x float> undef, %tmp43
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%tmp46 = fadd <4 x float> undef, %tmp45
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%tmp47 = bitcast <4 x float> %tmp36 to <2 x i64>
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%tmp48 = shufflevector <2 x i64> %tmp47, <2 x i64> undef, <1 x i32> zeroinitializer
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%tmp49 = bitcast <1 x i64> %tmp48 to <2 x float>
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%tmp50 = shufflevector <2 x float> %tmp49, <2 x float> undef, <4 x i32> <i32 1, i32 1, i32 1, i32 1>
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%tmp51 = fmul <4 x float> %tmp42, %tmp50
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%tmp52 = fmul <4 x float> %tmp44, undef
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%tmp53 = fadd <4 x float> %tmp52, %tmp51
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%tmp54 = fadd <4 x float> undef, %tmp53
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%tmp55 = bitcast <4 x float> %tmp37 to <2 x i64>
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%tmp56 = shufflevector <2 x i64> %tmp55, <2 x i64> undef, <1 x i32> <i32 1>
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%tmp57 = bitcast <1 x i64> %tmp56 to <2 x float>
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%tmp58 = shufflevector <2 x float> %tmp57, <2 x float> undef, <4 x i32> zeroinitializer
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%tmp59 = fmul <4 x float> undef, %tmp58
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%tmp60 = fadd <4 x float> %tmp59, undef
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%tmp61 = fadd <4 x float> %tmp60, zeroinitializer
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%tmp62 = load void (i8*, i8*)** undef, align 4
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call arm_aapcs_vfpcc void %tmp62(i8* sret undef, i8* undef) nounwind
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%tmp63 = bitcast <4 x float> %tmp46 to i128
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%tmp64 = bitcast <4 x float> %tmp54 to i128
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%tmp65 = bitcast <4 x float> %tmp61 to i128
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%tmp66 = lshr i128 %tmp63, 64
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%tmp67 = trunc i128 %tmp66 to i64
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%tmp68 = insertvalue [8 x i64] undef, i64 %tmp67, 1
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%tmp69 = insertvalue [8 x i64] %tmp68, i64 undef, 2
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%tmp70 = lshr i128 %tmp64, 64
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%tmp71 = trunc i128 %tmp70 to i64
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%tmp72 = insertvalue [8 x i64] %tmp69, i64 %tmp71, 3
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%tmp73 = trunc i128 %tmp65 to i64
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%tmp74 = insertvalue [8 x i64] %tmp72, i64 %tmp73, 4
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%tmp75 = insertvalue [8 x i64] %tmp74, i64 undef, 5
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%tmp76 = insertvalue [8 x i64] %tmp75, i64 undef, 6
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%tmp77 = insertvalue [8 x i64] %tmp76, i64 undef, 7
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call arm_aapcs_vfpcc void @bar(i8* sret null, [8 x i64] %tmp77) nounwind
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%tmp78 = call arm_aapcs_vfpcc i8* null(i8* null) nounwind
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%tmp79 = bitcast i8* %tmp78 to i512*
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%tmp80 = load i512* %tmp79, align 16
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%tmp81 = lshr i512 %tmp80, 128
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%tmp82 = trunc i512 %tmp80 to i128
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%tmp83 = trunc i512 %tmp81 to i128
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%tmp84 = bitcast i128 %tmp83 to <4 x float>
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%tmp85 = bitcast <4 x float> %tmp84 to <2 x i64>
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%tmp86 = shufflevector <2 x i64> %tmp85, <2 x i64> undef, <1 x i32> <i32 1>
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%tmp87 = bitcast <1 x i64> %tmp86 to <2 x float>
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%tmp88 = shufflevector <2 x float> %tmp87, <2 x float> undef, <4 x i32> <i32 1, i32 1, i32 1, i32 1>
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%tmp89 = fmul <4 x float> undef, %tmp88
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%tmp90 = fadd <4 x float> %tmp89, undef
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%tmp91 = fadd <4 x float> undef, %tmp90
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store <4 x float> %tmp91, <4 x float>* undef, align 16, !tbaa !0
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unreachable
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bb92: ; preds = %bb2
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ret void
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}
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declare arm_aapcs_vfpcc void @bar(i8* noalias nocapture sret, [8 x i64]) nounwind uwtable inlinehint
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!0 = metadata !{metadata !"omnipotent char", metadata !1}
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!1 = metadata !{metadata !"Simple C/C++ TBAA", null}
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