linux-packaging-mono/external/llvm/test/CodeGen/X86/vector-shuffle-combining-sse4a.ll
Xamarin Public Jenkins (auto-signing) 8625704ad8 Imported Upstream version 5.18.0.179
Former-commit-id: 67aa10e65b237e1c4537630979ee99ebe1374215
2018-10-25 08:34:57 +00:00

87 lines
5.2 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+ssse3,+sse4a | FileCheck %s --check-prefix=ALL --check-prefix=SSE --check-prefix=SSSE3
; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+sse4.2,+sse4a | FileCheck %s --check-prefix=ALL --check-prefix=SSE --check-prefix=SSE42
; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx,+sse4a| FileCheck %s --check-prefix=ALL --check-prefix=AVX --check-prefix=AVX1
; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx2,+sse4a | FileCheck %s --check-prefix=ALL --check-prefix=AVX --check-prefix=AVX2
;
; Combine tests involving SSE4A target shuffles (EXTRQI,INSERTQI)
declare <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8>, <16 x i8>)
define <16 x i8> @combine_extrqi_pshufb_16i8(<16 x i8> %a0) {
; ALL-LABEL: combine_extrqi_pshufb_16i8:
; ALL: # %bb.0:
; ALL-NEXT: extrq {{.*#+}} xmm0 = xmm0[1,2],zero,zero,zero,zero,zero,zero,xmm0[u,u,u,u,u,u,u,u]
; ALL-NEXT: retq
%1 = shufflevector <16 x i8> %a0, <16 x i8> zeroinitializer, <16 x i32> <i32 1, i32 2, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
%2 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %1, <16 x i8> <i8 0, i8 1, i8 2, i8 3, i8 4, i8 255, i8 255, i8 255, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef>)
ret <16 x i8> %2
}
define <8 x i16> @combine_extrqi_pshufb_8i16(<8 x i16> %a0) {
; ALL-LABEL: combine_extrqi_pshufb_8i16:
; ALL: # %bb.0:
; ALL-NEXT: extrq {{.*#+}} xmm0 = xmm0[2,3],zero,zero,zero,zero,zero,zero,xmm0[u,u,u,u,u,u,u,u]
; ALL-NEXT: retq
%1 = shufflevector <8 x i16> %a0, <8 x i16> zeroinitializer, <8 x i32> <i32 1, i32 2, i32 8, i32 8, i32 undef, i32 undef, i32 undef, i32 undef>
%2 = bitcast <8 x i16> %1 to <16 x i8>
%3 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %2, <16 x i8> <i8 0, i8 1, i8 255, i8 255, i8 255, i8 255, i8 255, i8 255, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef>)
%4 = bitcast <16 x i8> %3 to <8 x i16>
ret <8 x i16> %4
}
define <16 x i8> @combine_insertqi_pshufb_16i8(<16 x i8> %a0, <16 x i8> %a1) {
; SSSE3-LABEL: combine_insertqi_pshufb_16i8:
; SSSE3: # %bb.0:
; SSSE3-NEXT: extrq {{.*#+}} xmm1 = xmm1[0,1],zero,zero,zero,zero,zero,zero,xmm1[u,u,u,u,u,u,u,u]
; SSSE3-NEXT: movdqa %xmm1, %xmm0
; SSSE3-NEXT: retq
;
; SSE42-LABEL: combine_insertqi_pshufb_16i8:
; SSE42: # %bb.0:
; SSE42-NEXT: pmovzxwq {{.*#+}} xmm0 = xmm1[0],zero,zero,zero,xmm1[1],zero,zero,zero
; SSE42-NEXT: retq
;
; AVX-LABEL: combine_insertqi_pshufb_16i8:
; AVX: # %bb.0:
; AVX-NEXT: vpmovzxwq {{.*#+}} xmm0 = xmm1[0],zero,zero,zero,xmm1[1],zero,zero,zero
; AVX-NEXT: retq
%1 = shufflevector <16 x i8> %a0, <16 x i8> %a1, <16 x i32> <i32 16, i32 17, i32 18, i32 3, i32 4, i32 5, i32 6, i32 7, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
%2 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %1, <16 x i8> <i8 0, i8 1, i8 255, i8 255, i8 255, i8 255, i8 255, i8 255, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef>)
ret <16 x i8> %2
}
define <8 x i16> @combine_insertqi_pshufb_8i16(<8 x i16> %a0, <8 x i16> %a1) {
; SSSE3-LABEL: combine_insertqi_pshufb_8i16:
; SSSE3: # %bb.0:
; SSSE3-NEXT: extrq {{.*#+}} xmm1 = xmm1[0,1],zero,zero,zero,zero,zero,zero,xmm1[u,u,u,u,u,u,u,u]
; SSSE3-NEXT: movdqa %xmm1, %xmm0
; SSSE3-NEXT: retq
;
; SSE42-LABEL: combine_insertqi_pshufb_8i16:
; SSE42: # %bb.0:
; SSE42-NEXT: pmovzxwq {{.*#+}} xmm0 = xmm1[0],zero,zero,zero,xmm1[1],zero,zero,zero
; SSE42-NEXT: retq
;
; AVX-LABEL: combine_insertqi_pshufb_8i16:
; AVX: # %bb.0:
; AVX-NEXT: vpmovzxwq {{.*#+}} xmm0 = xmm1[0],zero,zero,zero,xmm1[1],zero,zero,zero
; AVX-NEXT: retq
%1 = shufflevector <8 x i16> %a0, <8 x i16> %a1, <8 x i32> <i32 8, i32 1, i32 2, i32 3, i32 undef, i32 undef, i32 undef, i32 undef>
%2 = bitcast <8 x i16> %1 to <16 x i8>
%3 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %2, <16 x i8> <i8 0, i8 1, i8 255, i8 255, i8 255, i8 255, i8 255, i8 255, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef>)
%4 = bitcast <16 x i8> %3 to <8 x i16>
ret <8 x i16> %4
}
define <16 x i8> @combine_pshufb_insertqi_pshufb(<16 x i8> %a0, <16 x i8> %a1) {
; ALL-LABEL: combine_pshufb_insertqi_pshufb:
; ALL: # %bb.0:
; ALL-NEXT: insertq {{.*#+}} xmm0 = xmm0[0],xmm1[0,1],xmm0[3,4,5,6,7,u,u,u,u,u,u,u,u]
; ALL-NEXT: retq
%1 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %a0, <16 x i8> <i8 7, i8 6, i8 5, i8 4, i8 3, i8 2, i8 1, i8 0, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef>)
%2 = shufflevector <16 x i8> %1, <16 x i8> %a1, <16 x i32> <i32 0, i32 16, i32 17, i32 3, i32 4, i32 5, i32 6, i32 7, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
%3 = tail call <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8> %2, <16 x i8> <i8 7, i8 1, i8 2, i8 4, i8 3, i8 undef, i8 undef, i8 0, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef, i8 undef>)
ret <16 x i8> %3
}