xref: /llvm-project/llvm/test/Transforms/LoopVectorize/X86/vectorize-interleaved-accesses-gap.ll (revision 82821254f532c1dbdfd5d985ef7130511efaaa83)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt -passes=loop-vectorize -enable-masked-interleaved-mem-accesses -enable-interleaved-mem-accesses  -prefer-predicate-over-epilogue=predicate-dont-vectorize -force-vector-width=8 -S %s | FileCheck %s
3
4target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
5target triple = "x86_64-apple-macosx13.0.0"
6
7define void @test_pr59090(ptr %l_out, ptr noalias %b) #0 {
8; CHECK-LABEL: @test_pr59090(
9; CHECK-NEXT:  entry:
10; CHECK-NEXT:    br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
11; CHECK:       vector.ph:
12; CHECK-NEXT:    br label [[VECTOR_BODY:%.*]]
13; CHECK:       vector.body:
14; CHECK-NEXT:    [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[PRED_STORE_CONTINUE14:%.*]] ]
15; CHECK-NEXT:    [[TMP0:%.*]] = add i64 [[INDEX]], 0
16; CHECK-NEXT:    [[BROADCAST_SPLATINSERT:%.*]] = insertelement <8 x i64> poison, i64 [[INDEX]], i64 0
17; CHECK-NEXT:    [[BROADCAST_SPLAT:%.*]] = shufflevector <8 x i64> [[BROADCAST_SPLATINSERT]], <8 x i64> poison, <8 x i32> zeroinitializer
18; CHECK-NEXT:    [[VEC_IV:%.*]] = add <8 x i64> [[BROADCAST_SPLAT]], <i64 0, i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i64 7>
19; CHECK-NEXT:    [[TMP1:%.*]] = icmp ule <8 x i64> [[VEC_IV]], splat (i64 10000)
20; CHECK-NEXT:    [[TMP2:%.*]] = mul nuw i64 [[TMP0]], 6
21; CHECK-NEXT:    [[TMP3:%.*]] = load i8, ptr [[B:%.*]], align 1, !llvm.access.group [[ACC_GRP0:![0-9]+]]
22; CHECK-NEXT:    [[TMP4:%.*]] = extractelement <8 x i1> [[TMP1]], i32 0
23; CHECK-NEXT:    br i1 [[TMP4]], label [[PRED_STORE_IF:%.*]], label [[PRED_STORE_CONTINUE:%.*]]
24; CHECK:       pred.store.if:
25; CHECK-NEXT:    store i8 [[TMP3]], ptr [[B]], align 1, !llvm.access.group [[ACC_GRP0]]
26; CHECK-NEXT:    br label [[PRED_STORE_CONTINUE]]
27; CHECK:       pred.store.continue:
28; CHECK-NEXT:    [[TMP5:%.*]] = extractelement <8 x i1> [[TMP1]], i32 1
29; CHECK-NEXT:    br i1 [[TMP5]], label [[PRED_STORE_IF1:%.*]], label [[PRED_STORE_CONTINUE2:%.*]]
30; CHECK:       pred.store.if1:
31; CHECK-NEXT:    store i8 [[TMP3]], ptr [[B]], align 1, !llvm.access.group [[ACC_GRP0]]
32; CHECK-NEXT:    br label [[PRED_STORE_CONTINUE2]]
33; CHECK:       pred.store.continue2:
34; CHECK-NEXT:    [[TMP6:%.*]] = extractelement <8 x i1> [[TMP1]], i32 2
35; CHECK-NEXT:    br i1 [[TMP6]], label [[PRED_STORE_IF3:%.*]], label [[PRED_STORE_CONTINUE4:%.*]]
36; CHECK:       pred.store.if3:
37; CHECK-NEXT:    store i8 [[TMP3]], ptr [[B]], align 1, !llvm.access.group [[ACC_GRP0]]
38; CHECK-NEXT:    br label [[PRED_STORE_CONTINUE4]]
39; CHECK:       pred.store.continue4:
40; CHECK-NEXT:    [[TMP7:%.*]] = extractelement <8 x i1> [[TMP1]], i32 3
41; CHECK-NEXT:    br i1 [[TMP7]], label [[PRED_STORE_IF5:%.*]], label [[PRED_STORE_CONTINUE6:%.*]]
42; CHECK:       pred.store.if5:
43; CHECK-NEXT:    store i8 [[TMP3]], ptr [[B]], align 1, !llvm.access.group [[ACC_GRP0]]
44; CHECK-NEXT:    br label [[PRED_STORE_CONTINUE6]]
45; CHECK:       pred.store.continue6:
46; CHECK-NEXT:    [[TMP8:%.*]] = extractelement <8 x i1> [[TMP1]], i32 4
47; CHECK-NEXT:    br i1 [[TMP8]], label [[PRED_STORE_IF7:%.*]], label [[PRED_STORE_CONTINUE8:%.*]]
48; CHECK:       pred.store.if7:
49; CHECK-NEXT:    store i8 [[TMP3]], ptr [[B]], align 1, !llvm.access.group [[ACC_GRP0]]
50; CHECK-NEXT:    br label [[PRED_STORE_CONTINUE8]]
51; CHECK:       pred.store.continue8:
52; CHECK-NEXT:    [[TMP9:%.*]] = extractelement <8 x i1> [[TMP1]], i32 5
53; CHECK-NEXT:    br i1 [[TMP9]], label [[PRED_STORE_IF9:%.*]], label [[PRED_STORE_CONTINUE10:%.*]]
54; CHECK:       pred.store.if9:
55; CHECK-NEXT:    store i8 [[TMP3]], ptr [[B]], align 1, !llvm.access.group [[ACC_GRP0]]
56; CHECK-NEXT:    br label [[PRED_STORE_CONTINUE10]]
57; CHECK:       pred.store.continue10:
58; CHECK-NEXT:    [[TMP10:%.*]] = extractelement <8 x i1> [[TMP1]], i32 6
59; CHECK-NEXT:    br i1 [[TMP10]], label [[PRED_STORE_IF11:%.*]], label [[PRED_STORE_CONTINUE12:%.*]]
60; CHECK:       pred.store.if11:
61; CHECK-NEXT:    store i8 [[TMP3]], ptr [[B]], align 1, !llvm.access.group [[ACC_GRP0]]
62; CHECK-NEXT:    br label [[PRED_STORE_CONTINUE12]]
63; CHECK:       pred.store.continue12:
64; CHECK-NEXT:    [[TMP11:%.*]] = extractelement <8 x i1> [[TMP1]], i32 7
65; CHECK-NEXT:    br i1 [[TMP11]], label [[PRED_STORE_IF13:%.*]], label [[PRED_STORE_CONTINUE14]]
66; CHECK:       pred.store.if13:
67; CHECK-NEXT:    store i8 [[TMP3]], ptr [[B]], align 1, !llvm.access.group [[ACC_GRP0]]
68; CHECK-NEXT:    br label [[PRED_STORE_CONTINUE14]]
69; CHECK:       pred.store.continue14:
70; CHECK-NEXT:    [[TMP13:%.*]] = getelementptr i8, ptr [[L_OUT:%.*]], i64 [[TMP2]]
71; CHECK-NEXT:    [[INTERLEAVED_MASK:%.*]] = shufflevector <8 x i1> [[TMP1]], <8 x i1> poison, <48 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3, i32 3, i32 3, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7, i32 7, i32 7>
72; CHECK-NEXT:    [[TMP15:%.*]] = and <48 x i1> [[INTERLEAVED_MASK]], <i1 true, i1 false, i1 true, i1 false, i1 false, i1 false, i1 true, i1 false, i1 true, i1 false, i1 false, i1 false, i1 true, i1 false, i1 true, i1 false, i1 false, i1 false, i1 true, i1 false, i1 true, i1 false, i1 false, i1 false, i1 true, i1 false, i1 true, i1 false, i1 false, i1 false, i1 true, i1 false, i1 true, i1 false, i1 false, i1 false, i1 true, i1 false, i1 true, i1 false, i1 false, i1 false, i1 true, i1 false, i1 true, i1 false, i1 false, i1 false>
73; CHECK-NEXT:    call void @llvm.masked.store.v48i8.p0(<48 x i8> <i8 0, i8 poison, i8 0, i8 poison, i8 poison, i8 poison, i8 0, i8 poison, i8 0, i8 poison, i8 poison, i8 poison, i8 0, i8 poison, i8 0, i8 poison, i8 poison, i8 poison, i8 0, i8 poison, i8 0, i8 poison, i8 poison, i8 poison, i8 0, i8 poison, i8 0, i8 poison, i8 poison, i8 poison, i8 0, i8 poison, i8 0, i8 poison, i8 poison, i8 poison, i8 0, i8 poison, i8 0, i8 poison, i8 poison, i8 poison, i8 0, i8 poison, i8 0, i8 poison, i8 poison, i8 poison>, ptr [[TMP13]], i32 1, <48 x i1> [[TMP15]])
74; CHECK-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 8
75; CHECK-NEXT:    [[TMP16:%.*]] = icmp eq i64 [[INDEX_NEXT]], 10008
76; CHECK-NEXT:    br i1 [[TMP16]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP1:![0-9]+]]
77; CHECK:       middle.block:
78; CHECK-NEXT:    br i1 true, label [[EXIT:%.*]], label [[SCALAR_PH]]
79; CHECK:       scalar.ph:
80; CHECK-NEXT:    [[BC_RESUME_VAL:%.*]] = phi i64 [ 10008, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
81; CHECK-NEXT:    br label [[LOOP:%.*]]
82; CHECK:       loop:
83; CHECK-NEXT:    [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[LOOP]] ]
84; CHECK-NEXT:    [[IV_MUL:%.*]] = mul nuw i64 [[IV]], 6
85; CHECK-NEXT:    [[L:%.*]] = load i8, ptr [[B]], align 1, !llvm.access.group [[ACC_GRP0]]
86; CHECK-NEXT:    store i8 [[L]], ptr [[B]], align 1, !llvm.access.group [[ACC_GRP0]]
87; CHECK-NEXT:    [[ARRAYIDX77:%.*]] = getelementptr i8, ptr [[L_OUT]], i64 [[IV_MUL]]
88; CHECK-NEXT:    store i8 0, ptr [[ARRAYIDX77]], align 1, !llvm.access.group [[ACC_GRP0]]
89; CHECK-NEXT:    [[ADD_2:%.*]] = add i64 [[IV_MUL]], 2
90; CHECK-NEXT:    [[ARRAYIDX97:%.*]] = getelementptr i8, ptr [[L_OUT]], i64 [[ADD_2]]
91; CHECK-NEXT:    store i8 0, ptr [[ARRAYIDX97]], align 1, !llvm.access.group [[ACC_GRP0]]
92; CHECK-NEXT:    [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1
93; CHECK-NEXT:    [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV]], 10000
94; CHECK-NEXT:    br i1 [[EXITCOND_NOT]], label [[EXIT]], label [[LOOP]], !llvm.loop [[LOOP5:![0-9]+]]
95; CHECK:       exit:
96; CHECK-NEXT:    ret void
97;
98entry:
99  br label %loop
100
101loop:
102  %iv = phi i64 [ 0, %entry ], [ %iv.next, %loop ]
103  %iv.mul = mul nuw i64 %iv, 6
104  %l = load i8, ptr %b, align 1, !llvm.access.group !0
105  store i8 %l, ptr %b, align 1, !llvm.access.group !0
106  %arrayidx77 = getelementptr i8, ptr %l_out, i64 %iv.mul
107  store i8 0, ptr %arrayidx77, align 1, !llvm.access.group !0
108  %add.2 = add i64 %iv.mul, 2
109  %arrayidx97 = getelementptr i8, ptr %l_out, i64 %add.2
110  store i8 0, ptr %arrayidx97, align 1, !llvm.access.group !0
111  %iv.next = add nsw nuw i64 %iv, 1
112  %exitcond.not = icmp eq i64 %iv, 10000
113  br i1 %exitcond.not, label %exit, label %loop, !llvm.loop !1
114
115exit:
116  ret void
117}
118
119attributes #0 = { "target-cpu"="skx" }
120
121!0 = distinct !{}
122!1 = distinct !{!1, !3}
123!3 = !{!"llvm.loop.parallel_accesses", !0}
124