42 lines
2.2 KiB
LLVM
42 lines
2.2 KiB
LLVM
; RUN: llc < %s -aarch64-shift-insert-generation=true -mtriple=arm64-eabi -aarch64-neon-syntax=apple | FileCheck %s
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define void @testLeftGood(<16 x i8> %src1, <16 x i8> %src2, <16 x i8>* %dest) nounwind {
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; CHECK-LABEL: testLeftGood:
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; CHECK: sli.16b v0, v1, #3
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%and.i = and <16 x i8> %src1, <i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252>
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%vshl_n = shl <16 x i8> %src2, <i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3>
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%result = or <16 x i8> %and.i, %vshl_n
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store <16 x i8> %result, <16 x i8>* %dest, align 16
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ret void
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}
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define void @testLeftBad(<16 x i8> %src1, <16 x i8> %src2, <16 x i8>* %dest) nounwind {
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; CHECK-LABEL: testLeftBad:
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; CHECK-NOT: sli
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%and.i = and <16 x i8> %src1, <i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165>
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%vshl_n = shl <16 x i8> %src2, <i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1>
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%result = or <16 x i8> %and.i, %vshl_n
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store <16 x i8> %result, <16 x i8>* %dest, align 16
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ret void
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}
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define void @testRightGood(<16 x i8> %src1, <16 x i8> %src2, <16 x i8>* %dest) nounwind {
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; CHECK-LABEL: testRightGood:
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; CHECK: sri.16b v0, v1, #3
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%and.i = and <16 x i8> %src1, <i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252, i8 252>
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%vshl_n = lshr <16 x i8> %src2, <i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3, i8 3>
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%result = or <16 x i8> %and.i, %vshl_n
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store <16 x i8> %result, <16 x i8>* %dest, align 16
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ret void
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}
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define void @testRightBad(<16 x i8> %src1, <16 x i8> %src2, <16 x i8>* %dest) nounwind {
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; CHECK-LABEL: testRightBad:
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; CHECK-NOT: sri
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%and.i = and <16 x i8> %src1, <i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165, i8 165>
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%vshl_n = lshr <16 x i8> %src2, <i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1>
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%result = or <16 x i8> %and.i, %vshl_n
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store <16 x i8> %result, <16 x i8>* %dest, align 16
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ret void
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}
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