xref: /llvm-project/llvm/test/Transforms/SLPVectorizer/RISCV/combined-loads-stored.ll (revision f3d2609af3031ddb54030548e86335f295cf49ca)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4
2; RUN: opt -S --passes=slp-vectorizer -mtriple=riscv64-unknown-linux -mattr=+v < %s | FileCheck %s
3
4define void @test(ptr noalias %p, ptr %p1) {
5; CHECK-LABEL: define void @test(
6; CHECK-SAME: ptr noalias [[P:%.*]], ptr [[P1:%.*]]) #[[ATTR0:[0-9]+]] {
7; CHECK-NEXT:    [[GEP2:%.*]] = getelementptr inbounds i8, ptr [[P]], i64 16
8; CHECK-NEXT:    [[TMP1:%.*]] = load <2 x i16>, ptr [[P]], align 2
9; CHECK-NEXT:    [[TMP2:%.*]] = load <2 x i16>, ptr [[GEP2]], align 2
10; CHECK-NEXT:    [[TMP3:%.*]] = call <4 x i16> @llvm.vector.insert.v4i16.v2i16(<4 x i16> poison, <2 x i16> [[TMP1]], i64 0)
11; CHECK-NEXT:    [[TMP5:%.*]] = call <4 x i16> @llvm.vector.insert.v4i16.v2i16(<4 x i16> [[TMP3]], <2 x i16> [[TMP2]], i64 2)
12; CHECK-NEXT:    store <4 x i16> [[TMP5]], ptr [[P1]], align 2
13; CHECK-NEXT:    ret void
14;
15  %l1 = load i16, ptr %p, align 2
16  %gep1 = getelementptr inbounds i8, ptr %p, i64 2
17  %l2 = load i16, ptr %gep1, align 2
18  %gep2 = getelementptr inbounds i8, ptr %p, i64 16
19  %l3 = load i16, ptr %gep2, align 2
20  %gep3 = getelementptr inbounds i8, ptr %p, i64 18
21  %l4 = load i16, ptr %gep3, align 2
22  store i16 %l1, ptr %p1, align 2
23  %geps1 = getelementptr inbounds i8, ptr %p1, i64 2
24  store i16 %l2, ptr %geps1, align 2
25  %geps2 = getelementptr inbounds i8, ptr %p1, i64 4
26  store i16 %l3, ptr %geps2, align 2
27  %geps3 = getelementptr inbounds i8, ptr %p1, i64 6
28  store i16 %l4, ptr %geps3, align 2
29  ret void
30}
31
32