1 ; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=core-avx2 -mattr=+avx2 | FileCheck %s
3 ; Make sure that we don't match this shuffle using the vpblendw YMM instruction.
4 ; The mask for the vpblendw instruction needs to be identical for both halves
5 ; of the YMM. Need to use two vpblendw instructions.
7 ; CHECK: vpblendw_test1
8 ; mask = 10010110,b = 150,d
9 ; CHECK: vpblendw $150, %ymm
11 define <16 x i16> @vpblendw_test1(<16 x i16> %a, <16 x i16> %b) nounwind alwaysinline {
12 %t = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 17, i32 18, i32 3, i32 20, i32 5, i32 6, i32 23,
13 i32 8, i32 25, i32 26, i32 11, i32 28, i32 13, i32 14, i32 31>
17 ; CHECK: vpblendw_test2
18 ; mask1 = 00010110 = 22
19 ; mask2 = 10000000 = 128
20 ; CHECK: vpblendw $128, %xmm
21 ; CHECK: vpblendw $22, %xmm
24 define <16 x i16> @vpblendw_test2(<16 x i16> %a, <16 x i16> %b) nounwind alwaysinline {
25 %t = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 17, i32 18, i32 3, i32 20, i32 5, i32 6, i32 7,
26 i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 31>
33 define <8 x i32> @blend_test1(<8 x i32> %a, <8 x i32> %b) nounwind alwaysinline {
34 %t = shufflevector <8 x i32> %a, <8 x i32> %b, <8 x i32> <i32 0, i32 9, i32 10, i32 3, i32 12, i32 5, i32 6, i32 7>
41 define <8 x i32> @blend_test2(<8 x i32> %a, <8 x i32> %b) nounwind alwaysinline {
42 %t = shufflevector <8 x i32> %a, <8 x i32> %b, <8 x i32> <i32 0, i32 9, i32 10, i32 3, i32 12, i32 5, i32 6, i32 7>
50 define <8 x float> @blend_test3(<8 x float> %a, <8 x float> %b) nounwind alwaysinline {
51 %t = shufflevector <8 x float> %a, <8 x float> %b, <8 x i32> <i32 0, i32 9, i32 10, i32 3, i32 12, i32 5, i32 6, i32 7>
58 define <4 x i64> @blend_test4(<4 x i64> %a, <4 x i64> %b) nounwind alwaysinline {
59 %t = shufflevector <4 x i64> %a, <4 x i64> %b, <4 x i32> <i32 0, i32 5, i32 6, i32 3>
63 ;; 2 tests for shufflevectors that optimize to blend + immediate
64 ; CHECK-LABEL: @blend_test5
65 ; CHECK: vpblendd $10, %xmm1, %xmm0, %xmm0
67 define <4 x i32> @blend_test5(<4 x i32> %a, <4 x i32> %b) {
68 %1 = shufflevector <4 x i32> %a, <4 x i32> %b, <4 x i32> <i32 0, i32 5, i32 2, i32 7>
72 ; CHECK-LABEL: @blend_test6
73 ; CHECK: vpblendw $134, %ymm1, %ymm0, %ymm0
75 define <16 x i16> @blend_test6(<16 x i16> %a, <16 x i16> %b) {
76 %1 = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 17, i32 18, i32 3, i32 4, i32 5, i32 6, i32 23,
77 i32 8, i32 25, i32 26, i32 11, i32 12, i32 13, i32 14, i32 31>
81 ; CHECK: vpshufhw $27, %ymm
82 define <16 x i16> @vpshufhw(<16 x i16> %src1) nounwind uwtable readnone ssp {
84 %shuffle.i = shufflevector <16 x i16> %src1, <16 x i16> %src1, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 7, i32 6, i32 5, i32 4, i32 8, i32 9, i32 10, i32 11, i32 15, i32 14, i32 13, i32 12>
85 ret <16 x i16> %shuffle.i
88 ; CHECK: vpshuflw $27, %ymm
89 define <16 x i16> @vpshuflw(<16 x i16> %src1) nounwind uwtable readnone ssp {
91 %shuffle.i = shufflevector <16 x i16> %src1, <16 x i16> %src1, <16 x i32> <i32 3, i32 undef, i32 1, i32 0, i32 4, i32 5, i32 6, i32 7, i32 11, i32 10, i32 9, i32 8, i32 12, i32 13, i32 14, i32 15>
92 ret <16 x i16> %shuffle.i
96 ; CHECK: vpshufb {{.*\(%r.*}}, %ymm
98 define <32 x i8> @vpshufb_test(<32 x i8> %a) nounwind {
99 %S = shufflevector <32 x i8> %a, <32 x i8> undef, <32 x i32> <i32 1, i32 9, i32 3, i32 11, i32 5, i32 13, i32 7, i32 15,
100 i32 1, i32 9, i32 3, i32 11, i32 5, i32 13, i32 7, i32 15,
101 i32 18, i32 19, i32 30, i32 16, i32 25, i32 23, i32 17, i32 25,
102 i32 20, i32 19, i32 31, i32 17, i32 23, i32 undef, i32 29, i32 18>
106 ; CHECK: vpshufb1_test
107 ; CHECK: vpshufb {{.*\(%r.*}}, %ymm
109 define <32 x i8> @vpshufb1_test(<32 x i8> %a) nounwind {
110 %S = shufflevector <32 x i8> %a, <32 x i8> zeroinitializer, <32 x i32> <i32 1, i32 9, i32 3, i32 11, i32 5, i32 13, i32 7, i32 15,
111 i32 1, i32 9, i32 36, i32 11, i32 5, i32 13, i32 7, i32 15,
112 i32 18, i32 49, i32 30, i32 16, i32 25, i32 23, i32 17, i32 25,
113 i32 20, i32 19, i32 31, i32 17, i32 23, i32 undef, i32 29, i32 18>
118 ; CHECK: vpshufb2_test
119 ; CHECK: vpshufb {{.*\(%r.*}}, %ymm
121 define <32 x i8> @vpshufb2_test(<32 x i8> %a) nounwind {
122 %S = shufflevector <32 x i8> zeroinitializer, <32 x i8> %a, <32 x i32> <i32 1, i32 9, i32 3, i32 11, i32 5, i32 13, i32 7, i32 15,
123 i32 1, i32 9, i32 36, i32 11, i32 5, i32 13, i32 7, i32 15,
124 i32 18, i32 49, i32 30, i32 16, i32 25, i32 23, i32 17, i32 25,
125 i32 20, i32 19, i32 31, i32 17, i32 23, i32 undef, i32 29, i32 18>