55 lines
2.0 KiB
LLVM
55 lines
2.0 KiB
LLVM
; RUN: llc -verify-machineinstrs -mcpu=pwr8 -mtriple=powerpc64-unknown-linux-gnu -mattr=+power8-vector < %s | FileCheck %s
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; RUN: llc -verify-machineinstrs -mcpu=pwr7 -mtriple=powerpc64-unknown-linux-gnu < %s | FileCheck -check-prefix=CHECK-PWR7 %s
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define void @VPKUDUM_unary(<2 x i64>* %A) {
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entry:
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%tmp = load <2 x i64>, <2 x i64>* %A
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%tmp2 = bitcast <2 x i64> %tmp to <4 x i32>
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%tmp3 = extractelement <4 x i32> %tmp2, i32 1
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%tmp4 = extractelement <4 x i32> %tmp2, i32 3
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%tmp5 = insertelement <4 x i32> undef, i32 %tmp3, i32 0
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%tmp6 = insertelement <4 x i32> %tmp5, i32 %tmp4, i32 1
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%tmp7 = insertelement <4 x i32> %tmp6, i32 %tmp3, i32 2
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%tmp8 = insertelement <4 x i32> %tmp7, i32 %tmp4, i32 3
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%tmp9 = bitcast <4 x i32> %tmp8 to <2 x i64>
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store <2 x i64> %tmp9, <2 x i64>* %A
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ret void
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}
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; CHECK-LABEL: @VPKUDUM_unary
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; CHECK-NOT: vperm
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; CHECK-NOT: vmrglw
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; CHECK-NOT: vmrghw
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; CHECK: vpkudum
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; CHECK-PWR7: vmrglw
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; CHECK-PWR7: vmrghw
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; CHECK-PWR7: vmrglw
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define void @VPKUDUM(<2 x i64>* %A, <2 x i64>* %B) {
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entry:
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%tmp = load <2 x i64>, <2 x i64>* %A
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%tmp2 = bitcast <2 x i64> %tmp to <4 x i32>
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%tmp3 = load <2 x i64>, <2 x i64>* %B
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%tmp4 = bitcast <2 x i64> %tmp3 to <4 x i32>
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%tmp5 = extractelement <4 x i32> %tmp2, i32 1
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%tmp6 = extractelement <4 x i32> %tmp2, i32 3
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%tmp7 = extractelement <4 x i32> %tmp4, i32 1
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%tmp8 = extractelement <4 x i32> %tmp4, i32 3
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%tmp9 = insertelement <4 x i32> undef, i32 %tmp5, i32 0
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%tmp10 = insertelement <4 x i32> %tmp9, i32 %tmp6, i32 1
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%tmp11 = insertelement <4 x i32> %tmp10, i32 %tmp7, i32 2
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%tmp12 = insertelement <4 x i32> %tmp11, i32 %tmp8, i32 3
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%tmp13 = bitcast <4 x i32> %tmp12 to <2 x i64>
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store <2 x i64> %tmp13, <2 x i64>* %A
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ret void
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}
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; CHECK-LABEL: @VPKUDUM
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; CHECK-NOT: vperm
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; CHECK-NOT: vmrglw
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; CHECK-NOT: vmrghw
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; CHECK: vpkudum
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; CHECK-PWR7: vmrglw
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; CHECK-PWR7: vmrghw
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; CHECK-PWR7: vmrglw
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