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21ed3fcba2
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@268391 91177308-0d34-0410-b5e6-96231b3b80d8
124 lines
6.4 KiB
LLVM
124 lines
6.4 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+ssse3 | FileCheck %s --check-prefix=ALL --check-prefix=SSE --check-prefix=SSSE3
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; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+sse4.1 | FileCheck %s --check-prefix=ALL --check-prefix=SSE --check-prefix=SSE41
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; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx | FileCheck %s --check-prefix=ALL --check-prefix=AVX --check-prefix=AVX1
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; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx2 | FileCheck %s --check-prefix=ALL --check-prefix=AVX --check-prefix=AVX2
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; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx512f | FileCheck %s --check-prefix=ALL --check-prefix=AVX --check-prefix=AVX512F
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;
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; Combine tests involving SSE3/SSSE3 target shuffles (MOVDDUP, MOVSHDUP, MOVSLDUP, PSHUFB)
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declare <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8>, <16 x i8>)
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define <16 x i8> @combine_vpshufb_zero(<16 x i8> %a0) {
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; SSE-LABEL: combine_vpshufb_zero:
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; SSE: # BB#0:
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; SSE-NEXT: xorps %xmm0, %xmm0
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; SSE-NEXT: retq
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;
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; AVX-LABEL: combine_vpshufb_zero:
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; AVX: # BB#0:
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; AVX-NEXT: vxorps %xmm0, %xmm0, %xmm0
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; AVX-NEXT: retq
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%res0 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %a0, <16 x i8> <i8 128, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0>)
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%res1 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %res0, <16 x i8> <i8 0, i8 128, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0>)
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%res2 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %res1, <16 x i8> <i8 0, i8 1, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128, i8 128>)
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ret <16 x i8> %res2
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}
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define <16 x i8> @combine_vpshufb_movq(<16 x i8> %a0) {
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; SSE-LABEL: combine_vpshufb_movq:
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; SSE: # BB#0:
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; SSE-NEXT: movq {{.*#+}} xmm0 = xmm0[0],zero
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; SSE-NEXT: retq
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;
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; AVX-LABEL: combine_vpshufb_movq:
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; AVX: # BB#0:
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; AVX-NEXT: vmovq {{.*#+}} xmm0 = xmm0[0],zero
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; AVX-NEXT: retq
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%res0 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %a0, <16 x i8> <i8 0, i8 128, i8 1, i8 128, i8 2, i8 128, i8 3, i8 128, i8 4, i8 128, i8 5, i8 128, i8 6, i8 128, i8 7, i8 128>)
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%res1 = call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %res0, <16 x i8> <i8 0, i8 2, i8 4, i8 6, i8 8, i8 10, i8 12, i8 14, i8 1, i8 3, i8 5, i8 7, i8 9, i8 11, i8 13, i8 15>)
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ret <16 x i8> %res1
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}
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define <4 x float> @combine_pshufb_movddup(<4 x float> %a0) {
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; SSE-LABEL: combine_pshufb_movddup:
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; SSE: # BB#0:
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; SSE-NEXT: pshufb {{.*#+}} xmm0 = xmm0[5,5,5,5,7,7,7,7,5,5,5,5,7,7,7,7]
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; SSE-NEXT: retq
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;
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; AVX-LABEL: combine_pshufb_movddup:
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; AVX: # BB#0:
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; AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[5,5,5,5,7,7,7,7,5,5,5,5,7,7,7,7]
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; AVX-NEXT: retq
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%1 = bitcast <4 x float> %a0 to <16 x i8>
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%2 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %1, <16 x i8> <i8 5, i8 5, i8 5, i8 5, i8 7, i8 7, i8 7, i8 7, i8 1, i8 1, i8 1, i8 1, i8 3, i8 3, i8 3, i8 3>)
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%3 = bitcast <16 x i8> %2 to <4 x float>
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%4 = shufflevector <4 x float> %3, <4 x float> undef, <4 x i32> <i32 0, i32 1, i32 0, i32 1>
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ret <4 x float> %4
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}
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define <4 x float> @combine_pshufb_movshdup(<4 x float> %a0) {
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; SSE-LABEL: combine_pshufb_movshdup:
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; SSE: # BB#0:
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; SSE-NEXT: pshufb {{.*#+}} xmm0 = xmm0[7,7,7,7,7,7,7,7,3,3,3,3,3,3,3,3]
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; SSE-NEXT: retq
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;
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; AVX-LABEL: combine_pshufb_movshdup:
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; AVX: # BB#0:
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; AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[7,7,7,7,7,7,7,7,3,3,3,3,3,3,3,3]
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; AVX-NEXT: retq
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%1 = bitcast <4 x float> %a0 to <16 x i8>
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%2 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %1, <16 x i8> <i8 5, i8 5, i8 5, i8 5, i8 7, i8 7, i8 7, i8 7, i8 1, i8 1, i8 1, i8 1, i8 3, i8 3, i8 3, i8 3>)
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%3 = bitcast <16 x i8> %2 to <4 x float>
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%4 = shufflevector <4 x float> %3, <4 x float> undef, <4 x i32> <i32 1, i32 1, i32 3, i32 3>
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ret <4 x float> %4
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}
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define <4 x float> @combine_pshufb_movsldup(<4 x float> %a0) {
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; SSE-LABEL: combine_pshufb_movsldup:
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; SSE: # BB#0:
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; SSE-NEXT: pshufb {{.*#+}} xmm0 = xmm0[5,5,5,5,5,5,5,5,1,1,1,1,1,1,1,1]
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; SSE-NEXT: retq
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;
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; AVX-LABEL: combine_pshufb_movsldup:
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; AVX: # BB#0:
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; AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[5,5,5,5,5,5,5,5,1,1,1,1,1,1,1,1]
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; AVX-NEXT: retq
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%1 = bitcast <4 x float> %a0 to <16 x i8>
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%2 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %1, <16 x i8> <i8 5, i8 5, i8 5, i8 5, i8 7, i8 7, i8 7, i8 7, i8 1, i8 1, i8 1, i8 1, i8 3, i8 3, i8 3, i8 3>)
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%3 = bitcast <16 x i8> %2 to <4 x float>
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%4 = shufflevector <4 x float> %3, <4 x float> undef, <4 x i32> <i32 0, i32 0, i32 2, i32 2>
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ret <4 x float> %4
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}
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define <16 x i8> @combine_unpckl_arg0_pshufb(<16 x i8> %a0, <16 x i8> %a1) {
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; SSE-LABEL: combine_unpckl_arg0_pshufb:
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; SSE: # BB#0:
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; SSE-NEXT: pshufb {{.*#+}} xmm0 = xmm0[0],zero,zero,zero,xmm0[0],zero,zero,zero,xmm0[0],zero,zero,zero,xmm0[0],zero,zero,zero
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; SSE-NEXT: retq
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;
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; AVX-LABEL: combine_unpckl_arg0_pshufb:
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; AVX: # BB#0:
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; AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0],zero,zero,zero,xmm0[0],zero,zero,zero,xmm0[0],zero,zero,zero,xmm0[0],zero,zero,zero
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; AVX-NEXT: retq
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%1 = shufflevector <16 x i8> %a0, <16 x i8> %a1, <16 x i32> <i32 0, i32 16, i32 1, i32 17, i32 2, i32 18, i32 3, i32 19, i32 4, i32 20, i32 5, i32 21, i32 6, i32 22, i32 7, i32 23>
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%2 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %1, <16 x i8> <i8 0, i8 -1, i8 -1, i8 -1, i8 0, i8 -1, i8 -1, i8 -1, i8 0, i8 -1, i8 -1, i8 -1, i8 0, i8 -1, i8 -1, i8 -1>)
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ret <16 x i8> %2
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}
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define <16 x i8> @combine_unpckl_arg1_pshufb(<16 x i8> %a0, <16 x i8> %a1) {
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; SSE-LABEL: combine_unpckl_arg1_pshufb:
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; SSE: # BB#0:
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; SSE-NEXT: pshufb {{.*#+}} xmm1 = xmm1[0],zero,zero,zero,xmm1[0],zero,zero,zero,xmm1[0],zero,zero,zero,xmm1[0],zero,zero,zero
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; SSE-NEXT: movdqa %xmm1, %xmm0
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; SSE-NEXT: retq
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;
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; AVX-LABEL: combine_unpckl_arg1_pshufb:
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; AVX: # BB#0:
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; AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm1[0],zero,zero,zero,xmm1[0],zero,zero,zero,xmm1[0],zero,zero,zero,xmm1[0],zero,zero,zero
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; AVX-NEXT: retq
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%1 = shufflevector <16 x i8> %a0, <16 x i8> %a1, <16 x i32> <i32 0, i32 16, i32 1, i32 17, i32 2, i32 18, i32 3, i32 19, i32 4, i32 20, i32 5, i32 21, i32 6, i32 22, i32 7, i32 23>
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%2 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %1, <16 x i8> <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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ret <16 x i8> %2
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}
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