23 lines
888 B
LLVM
23 lines
888 B
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
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; RUN: llc < %s -mtriple=x86_64 -mattr=+avx512fp16,+avx512vl | FileCheck %s
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define void @foo(<2 x float> %0) {
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; CHECK-LABEL: foo:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: vbroadcastsd %xmm0, %ymm0
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; CHECK-NEXT: vxorps %xmm1, %xmm1, %xmm1
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; CHECK-NEXT: vunpcklpd {{.*#+}} ymm0 = ymm1[0],ymm0[0],ymm1[2],ymm0[2]
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; CHECK-NEXT: vcvtps2phx %ymm0, %xmm0
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; CHECK-NEXT: vmovlps %xmm0, 0
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; CHECK-NEXT: vzeroupper
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; CHECK-NEXT: retq
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entry:
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%1 = shufflevector <2 x float> zeroinitializer, <2 x float> %0, <8 x i32> <i32 poison, i32 poison, i32 poison, i32 poison, i32 0, i32 1, i32 2, i32 3>
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%2 = fptrunc <8 x float> %1 to <8 x half>
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%3 = bitcast <8 x half> %2 to <2 x i64>
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%4 = extractelement <2 x i64> %3, i64 0
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store i64 %4, ptr null, align 8
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ret void
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}
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