41 lines
1.3 KiB
LLVM
41 lines
1.3 KiB
LLVM
; Check the vctlz* instructions that were added in P8
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; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr8 < %s | FileCheck %s
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; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr8 -mattr=-vsx < %s | FileCheck %s
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declare <16 x i8> @llvm.ctlz.v16i8(<16 x i8>) nounwind readnone
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declare <8 x i16> @llvm.ctlz.v8i16(<8 x i16>) nounwind readnone
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declare <4 x i32> @llvm.ctlz.v4i32(<4 x i32>) nounwind readnone
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declare <2 x i64> @llvm.ctlz.v2i64(<2 x i64>) nounwind readnone
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define <16 x i8> @test_v16i8(<16 x i8> %x) nounwind readnone {
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%vcnt = tail call <16 x i8> @llvm.ctlz.v16i8(<16 x i8> %x)
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ret <16 x i8> %vcnt
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; CHECK: @test_v16i8
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; CHECK: vclzb 2, 2
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; CHECK: blr
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}
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define <8 x i16> @test_v8i16(<8 x i16> %x) nounwind readnone {
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%vcnt = tail call <8 x i16> @llvm.ctlz.v8i16(<8 x i16> %x)
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ret <8 x i16> %vcnt
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; CHECK: @test_v8i16
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; CHECK: vclzh 2, 2
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; CHECK: blr
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}
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define <4 x i32> @test_v4i32(<4 x i32> %x) nounwind readnone {
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%vcnt = tail call <4 x i32> @llvm.ctlz.v4i32(<4 x i32> %x)
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ret <4 x i32> %vcnt
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; CHECK: @test_v4i32
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; CHECK: vclzw 2, 2
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; CHECK: blr
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}
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define <2 x i64> @test_v2i64(<2 x i64> %x) nounwind readnone {
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%vcnt = tail call <2 x i64> @llvm.ctlz.v2i64(<2 x i64> %x)
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ret <2 x i64> %vcnt
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; CHECK: @test_v2i64
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; CHECK: vclzd 2, 2
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; CHECK: blr
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}
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