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83259d70bb
https://llvm.org/bugs/show_bug.cgi?id=22955 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@235993 91177308-0d34-0410-b5e6-96231b3b80d8
39 lines
1.9 KiB
LLVM
Executable File
39 lines
1.9 KiB
LLVM
Executable File
; RUN: llc < %s -mcpu=core-avx2 > /dev/null
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; This test crashed on variable shift creation on AVX2
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target datalayout = "e-m:e-p:32:32-f64:32:64-f80:32-n8:16:32-S128"
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target triple = "i386-unknown-linux-gnu"
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define void @f_f(float* noalias nocapture %RET, float %aFOO, i32 %div) {
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allocas:
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%__idiv_table_u32_offset10_offset_load.i = add i64 0, -2
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br label %if_then18.i
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if_then18.i:
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%aFOO_load_to_uint32 = fptoui float %aFOO to i32
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%aFOO_load_to_uint32_broadcast_init = insertelement <8 x i32> undef, i32 %aFOO_load_to_uint32, i32 0
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%aFOO_load_to_uint32_broadcast = shufflevector <8 x i32> %aFOO_load_to_uint32_broadcast_init, <8 x i32> undef, <8 x i32> zeroinitializer
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%multiplier_load_broadcast_init.i = insertelement <8 x i64> undef, i64 2, i32 0
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%multiplier_load_broadcast.i = shufflevector <8 x i64> %multiplier_load_broadcast_init.i, <8 x i64> undef, <8 x i32> zeroinitializer
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%numerator_load_to_uint64.i = zext <8 x i32> %aFOO_load_to_uint32_broadcast to <8 x i64>
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;if replace '%__idiv_table_u32_offset10_offset_load.i' with '-2' or remove 'if_then18.i' label the error disappears
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%add__shift_load21.i = add i64 %__idiv_table_u32_offset10_offset_load.i, 32
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%add__shift_load21_broadcast_init.i = insertelement <8 x i64> undef, i64 %add__shift_load21.i, i32 0
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%add__shift_load21_broadcast.i = shufflevector <8 x i64> %add__shift_load21_broadcast_init.i, <8 x i64> undef, <8 x i32> zeroinitializer
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%mul_val_load_mult_load.i = mul <8 x i64> %numerator_load_to_uint64.i, %multiplier_load_broadcast.i
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%bitop22.i = lshr <8 x i64> %mul_val_load_mult_load.i, %add__shift_load21_broadcast.i
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%bitop22_to_uint32.i = trunc <8 x i64> %bitop22.i to <8 x i32>
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br label %__fast_idiv___UM_vyuunu.exit
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__fast_idiv___UM_vyuunu.exit:
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%calltmp_to_float = uitofp <8 x i32> %bitop22_to_uint32.i to <8 x float>
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%ptrcast = bitcast float* %RET to <8 x float>*
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store <8 x float> %calltmp_to_float, <8 x float>* %ptrcast, align 4
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ret void
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}
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