xref: /llvm-project/llvm/test/CodeGen/RISCV/vector-tuple-zeroinitializer.ll (revision 109e4a147faa80aa0ef4da92da203dd6732ee415)
1*109e4a14SBrandon Wu; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
2*109e4a14SBrandon Wu; RUN: llc -mtriple=riscv32 -mattr=+v \
3*109e4a14SBrandon Wu; RUN:   -verify-machineinstrs %s -o - | FileCheck %s --check-prefixes=CHECK
4*109e4a14SBrandon Wu; RUN: llc -mtriple=riscv64 -mattr=+v \
5*109e4a14SBrandon Wu; RUN:   -verify-machineinstrs %s -o - | FileCheck %s --check-prefixes=CHECK
6*109e4a14SBrandon Wu
7*109e4a14SBrandon Wudefine target("riscv.vector.tuple", <vscale x 16 x i8>, 2) @test_tuple_zero_power_of_2() {
8*109e4a14SBrandon Wu; CHECK-LABEL: test_tuple_zero_power_of_2:
9*109e4a14SBrandon Wu; CHECK:       # %bb.0: # %entry
10*109e4a14SBrandon Wu; CHECK-NEXT:    vsetvli a0, zero, e8, m2, ta, ma
11*109e4a14SBrandon Wu; CHECK-NEXT:    vmv.v.i v8, 0
12*109e4a14SBrandon Wu; CHECK-NEXT:    vmv.v.i v10, 0
13*109e4a14SBrandon Wu; CHECK-NEXT:    ret
14*109e4a14SBrandon Wuentry:
15*109e4a14SBrandon Wu  ret target("riscv.vector.tuple", <vscale x 16 x i8>, 2) zeroinitializer
16*109e4a14SBrandon Wu}
17*109e4a14SBrandon Wu
18*109e4a14SBrandon Wudefine target("riscv.vector.tuple", <vscale x 16 x i8>, 3) @test_tuple_zero_non_power_of_2() {
19*109e4a14SBrandon Wu; CHECK-LABEL: test_tuple_zero_non_power_of_2:
20*109e4a14SBrandon Wu; CHECK:       # %bb.0: # %entry
21*109e4a14SBrandon Wu; CHECK-NEXT:    vsetvli a0, zero, e8, m2, ta, ma
22*109e4a14SBrandon Wu; CHECK-NEXT:    vmv.v.i v8, 0
23*109e4a14SBrandon Wu; CHECK-NEXT:    vmv.v.i v10, 0
24*109e4a14SBrandon Wu; CHECK-NEXT:    vmv.v.i v12, 0
25*109e4a14SBrandon Wu; CHECK-NEXT:    ret
26*109e4a14SBrandon Wuentry:
27*109e4a14SBrandon Wu  ret target("riscv.vector.tuple", <vscale x 16 x i8>, 3) zeroinitializer
28*109e4a14SBrandon Wu}
29*109e4a14SBrandon Wu
30*109e4a14SBrandon Wudefine target("riscv.vector.tuple", <vscale x 16 x i8>, 2) @test_tuple_zero_insert1(<vscale x 4 x i32> %a) {
31*109e4a14SBrandon Wu; CHECK-LABEL: test_tuple_zero_insert1:
32*109e4a14SBrandon Wu; CHECK:       # %bb.0: # %entry
33*109e4a14SBrandon Wu; CHECK-NEXT:    vsetvli a0, zero, e8, m2, ta, ma
34*109e4a14SBrandon Wu; CHECK-NEXT:    vmv.v.i v10, 0
35*109e4a14SBrandon Wu; CHECK-NEXT:    ret
36*109e4a14SBrandon Wuentry:
37*109e4a14SBrandon Wu  %1 = call target("riscv.vector.tuple", <vscale x 16 x i8>, 2) @llvm.riscv.tuple.insert.triscv.vector.tuple_nxv16i8_2t.nxv4i32(target("riscv.vector.tuple", <vscale x 16 x i8>, 2) zeroinitializer, <vscale x 4 x i32> %a, i32 0)
38*109e4a14SBrandon Wu  ret target("riscv.vector.tuple", <vscale x 16 x i8>, 2) %1
39*109e4a14SBrandon Wu}
40*109e4a14SBrandon Wu
41*109e4a14SBrandon Wudefine target("riscv.vector.tuple", <vscale x 16 x i8>, 2) @test_tuple_zero_insert2(<vscale x 4 x i32> %a) {
42*109e4a14SBrandon Wu; CHECK-LABEL: test_tuple_zero_insert2:
43*109e4a14SBrandon Wu; CHECK:       # %bb.0: # %entry
44*109e4a14SBrandon Wu; CHECK-NEXT:    vsetvli a0, zero, e8, m2, ta, ma
45*109e4a14SBrandon Wu; CHECK-NEXT:    vmv.v.i v6, 0
46*109e4a14SBrandon Wu; CHECK-NEXT:    vmv2r.v v10, v8
47*109e4a14SBrandon Wu; CHECK-NEXT:    vmv2r.v v8, v6
48*109e4a14SBrandon Wu; CHECK-NEXT:    ret
49*109e4a14SBrandon Wuentry:
50*109e4a14SBrandon Wu  %1 = call target("riscv.vector.tuple", <vscale x 16 x i8>, 2) @llvm.riscv.tuple.insert.triscv.vector.tuple_nxv16i8_2t.nxv4i32(target("riscv.vector.tuple", <vscale x 16 x i8>, 2) zeroinitializer, <vscale x 4 x i32> %a, i32 1)
51*109e4a14SBrandon Wu  ret target("riscv.vector.tuple", <vscale x 16 x i8>, 2) %1
52*109e4a14SBrandon Wu}
53