source: icGREP/icgrep-devel/llvm-3.8.0.src/test/CodeGen/BPF/undef.ll @ 5027

Last change on this file since 5027 was 5027, checked in by cameron, 3 years ago

Upgrade to llvm 3.8

File size: 3.2 KB
Line 
1; RUN: llc < %s -march=bpf | FileCheck %s
2
3%struct.bpf_map_def = type { i32, i32, i32, i32 }
4%struct.__sk_buff = type opaque
5%struct.routing_key_2 = type { [6 x i8] }
6
7@routing = global %struct.bpf_map_def { i32 1, i32 6, i32 12, i32 1024 }, section "maps", align 4
8@routing_miss_0 = global %struct.bpf_map_def { i32 1, i32 1, i32 12, i32 1 }, section "maps", align 4
9@test1 = global %struct.bpf_map_def { i32 2, i32 4, i32 8, i32 1024 }, section "maps", align 4
10@test1_miss_4 = global %struct.bpf_map_def { i32 2, i32 1, i32 8, i32 1 }, section "maps", align 4
11@_license = global [4 x i8] c"GPL\00", section "license", align 1
12@llvm.used = appending global [6 x i8*] [i8* getelementptr inbounds ([4 x i8], [4 x i8]* @_license, i32 0, i32 0), i8* bitcast (i32 (%struct.__sk_buff*)* @ebpf_filter to i8*), i8* bitcast (%struct.bpf_map_def* @routing to i8*), i8* bitcast (%struct.bpf_map_def* @routing_miss_0 to i8*), i8* bitcast (%struct.bpf_map_def* @test1 to i8*), i8* bitcast (%struct.bpf_map_def* @test1_miss_4 to i8*)], section "llvm.metadata"
13
14; Function Attrs: nounwind uwtable
15define i32 @ebpf_filter(%struct.__sk_buff* nocapture readnone %ebpf_packet) #0 section "socket1" {
16  %key = alloca %struct.routing_key_2, align 1
17  %1 = getelementptr inbounds %struct.routing_key_2, %struct.routing_key_2* %key, i64 0, i32 0, i64 0
18; CHECK: mov    r1, 5
19; CHECK: stb    -8(r10), r1
20  store i8 5, i8* %1, align 1
21  %2 = getelementptr inbounds %struct.routing_key_2, %struct.routing_key_2* %key, i64 0, i32 0, i64 1
22; CHECK: mov    r1, 6
23; CHECK: stb    -7(r10), r1
24  store i8 6, i8* %2, align 1
25  %3 = getelementptr inbounds %struct.routing_key_2, %struct.routing_key_2* %key, i64 0, i32 0, i64 2
26; CHECK: mov    r1, 7
27; CHECK: stb    -6(r10), r1
28  store i8 7, i8* %3, align 1
29  %4 = getelementptr inbounds %struct.routing_key_2, %struct.routing_key_2* %key, i64 0, i32 0, i64 3
30; CHECK: mov    r1, 8
31; CHECK: stb    -5(r10), r1
32  store i8 8, i8* %4, align 1
33  %5 = getelementptr inbounds %struct.routing_key_2, %struct.routing_key_2* %key, i64 0, i32 0, i64 4
34; CHECK: mov    r1, 9
35; CHECK: stb    -4(r10), r1
36  store i8 9, i8* %5, align 1
37  %6 = getelementptr inbounds %struct.routing_key_2, %struct.routing_key_2* %key, i64 0, i32 0, i64 5
38; CHECK: mov    r1, 10
39; CHECK: stb    -3(r10), r1
40  store i8 10, i8* %6, align 1
41  %7 = getelementptr inbounds %struct.routing_key_2, %struct.routing_key_2* %key, i64 1, i32 0, i64 0
42; CHECK: mov    r1, r10
43; CHECK: addi   r1, -2
44; CHECK: mov    r2, 0
45; CHECK: sth    6(r1), r2
46; CHECK: sth    4(r1), r2
47; CHECK: sth    2(r1), r2
48; CHECK: sth    24(r10), r2
49; CHECK: sth    22(r10), r2
50; CHECK: sth    20(r10), r2
51; CHECK: sth    18(r10), r2
52; CHECK: sth    16(r10), r2
53; CHECK: sth    14(r10), r2
54; CHECK: sth    12(r10), r2
55; CHECK: sth    10(r10), r2
56; CHECK: sth    8(r10), r2
57; CHECK: sth    6(r10), r2
58; CHECK: sth    -2(r10), r2
59; CHECK: sth    26(r10), r2
60  call void @llvm.memset.p0i8.i64(i8* %7, i8 0, i64 30, i32 1, i1 false)
61  %8 = call i32 (%struct.bpf_map_def*, %struct.routing_key_2*, ...) bitcast (i32 (...)* @bpf_map_lookup_elem to i32 (%struct.bpf_map_def*, %struct.routing_key_2*, ...)*)(%struct.bpf_map_def* nonnull @routing, %struct.routing_key_2* nonnull %key) #3
62  ret i32 undef
63}
64
65; Function Attrs: nounwind argmemonly
66declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) #1
67
68declare i32 @bpf_map_lookup_elem(...) #2
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