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27 lines
1.2 KiB
LLVM
27 lines
1.2 KiB
LLVM
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; RUN: llc < %s -mtriple=armv7-linux-gnu | FileCheck %s
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; Check we don't crash when trying to combine:
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; (d1 = <float 8.000000e+00, float 8.000000e+00, ...>) (power of 2)
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; vmul.f32 d0, d1, d0
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; vcvt.s32.f32 d0, d0
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; into:
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; vcvt.s32.f32 d0, d0, #3
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; when we have a vector length of 8, due to use of v8i32 types.
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target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
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; CHECK: func:
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; CHECK: vcvt.s32.f32 q[[R:[0-9]]], q[[R]], #3
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define void @func(i16* nocapture %pb, float* nocapture readonly %pf) #0 {
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entry:
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%0 = bitcast float* %pf to <8 x float>*
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%1 = load <8 x float>* %0, align 4
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%2 = fmul <8 x float> %1, <float 8.000000e+00, float 8.000000e+00, float 8.000000e+00, float 8.000000e+00, float 8.000000e+00, float 8.000000e+00, float 8.000000e+00, float 8.000000e+00>
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%3 = fptosi <8 x float> %2 to <8 x i16>
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%4 = bitcast i16* %pb to <8 x i16>*
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store <8 x i16> %3, <8 x i16>* %4, align 2
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ret void
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}
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attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-realign-stack" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
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