60 lines
2.9 KiB
LLVM
60 lines
2.9 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -verify-machineinstrs -mtriple=aarch64-unknown-linux -o - | FileCheck %s
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define void @test(i32* %p1, i32* %p2) {
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; CHECK-LABEL: test:
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; CHECK: // %bb.0:
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; CHECK-NEXT: mov w8, #3
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; CHECK-NEXT: mov w9, #1
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; CHECK-NEXT: str w8, [x0]
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; CHECK-NEXT: str w9, [x1]
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; CHECK-NEXT: ret
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%tmp = shufflevector <1 x i32> <i32 1>, <1 x i32> undef, <3 x i32> <i32 0, i32 undef, i32 undef>
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%tmp2 = shufflevector <3 x i32> <i32 2, i32 3, i32 4>, <3 x i32> %tmp, <3 x i32> <i32 0, i32 1, i32 3>
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%tmp3 = shufflevector <3 x i32> %tmp2, <3 x i32> undef, <6 x i32> <i32 0, i32 1, i32 2, i32 undef, i32 undef, i32 undef>
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%tmp4 = shufflevector <6 x i32> undef, <6 x i32> %tmp3, <9 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8>
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%tmp6 = extractelement <9 x i32> %tmp4, i32 7
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%tmp8 = extractelement <9 x i32> %tmp4, i32 8
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store i32 %tmp6, i32* %p1, align 4
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store i32 %tmp8, i32* %p2, align 4
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ret void
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}
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; Test case from PR41951
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define <4 x i32> @widen_shuffles_reduced(<3 x i32> %x, <3 x i32> %y) {
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; CHECK-LABEL: widen_shuffles_reduced:
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; CHECK: // %bb.0:
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; CHECK-NEXT: zip1 v2.4s, v0.4s, v1.4s
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; CHECK-NEXT: zip1 v0.4s, v1.4s, v0.4s
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; CHECK-NEXT: ext v0.16b, v0.16b, v2.16b, #8
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; CHECK-NEXT: ret
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%s3 = shufflevector <3 x i32> %y, <3 x i32> %x, <4 x i32> <i32 1, i32 4, i32 3, i32 0>
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ret <4 x i32> %s3
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}
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define void @zip_mask_check(<3 x float>* %p1, <3 x float>* %p2, i32* %p3) {
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; CHECK-LABEL: zip_mask_check:
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; CHECK: // %bb.0:
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; CHECK-NEXT: ldr q0, [x0]
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; CHECK-NEXT: ldr d1, [x1]
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; CHECK-NEXT: trn2 v0.4s, v0.4s, v1.4s
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; CHECK-NEXT: fmla v0.4s, v0.4s, v0.4s
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; CHECK-NEXT: fmla v0.4s, v0.4s, v0.4s
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; CHECK-NEXT: str s0, [x2]
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; CHECK-NEXT: ret
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%tmp3 = load <3 x float>, <3 x float>* %p1, align 16
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%tmp4 = load <3 x float>, <3 x float>* %p2, align 4
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%tmp5 = shufflevector <3 x float> %tmp3, <3 x float> %tmp4, <4 x i32> <i32 1, i32 4, i32 undef, i32 undef>
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%tmp6 = shufflevector <4 x float> %tmp5, <4 x float> undef, <4 x i32> <i32 0, i32 1, i32 5, i32 undef>
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%tmp7 = shufflevector <4 x float> %tmp6, <4 x float> undef, <4 x i32> <i32 0, i32 1, i32 2, i32 5>
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%tmp8 = call <4 x float> @llvm.fma.v4f32(<4 x float> %tmp7, <4 x float> undef, <4 x float> undef)
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%tmp9 = call <4 x float> @llvm.fma.v4f32(<4 x float> undef, <4 x float> undef, <4 x float> %tmp8)
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%tmp10 = shufflevector <4 x float> %tmp9, <4 x float> undef, <16 x i32> <i32 0, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
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%tmp11 = bitcast <16 x float> %tmp10 to <16 x i32>
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%tmp12 = extractelement <16 x i32> %tmp11, i32 0
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store i32 %tmp12, i32* %p3, align 4
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ret void
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}
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declare <4 x float> @llvm.fma.v4f32(<4 x float>, <4 x float>, <4 x float>) #1
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