1 ; RUN: llc < %s -march=bpf | FileCheck %s
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] }
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"
14 ; Function Attrs: nounwind uwtable
15 define 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
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
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
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
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
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
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
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
65 ; Function Attrs: nounwind argmemonly
66 declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) #1
68 declare i32 @bpf_map_lookup_elem(...) #2