diff options
Diffstat (limited to 'test/CodeGen/BPF/undef.ll')
| -rw-r--r-- | test/CodeGen/BPF/undef.ll | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/test/CodeGen/BPF/undef.ll b/test/CodeGen/BPF/undef.ll new file mode 100644 index 000000000000..ef712c4a595f --- /dev/null +++ b/test/CodeGen/BPF/undef.ll @@ -0,0 +1,68 @@ +; RUN: llc < %s -march=bpf | FileCheck %s + +%struct.bpf_map_def = type { i32, i32, i32, i32 } +%struct.__sk_buff = type opaque +%struct.routing_key_2 = type { [6 x i8] } + +@routing = global %struct.bpf_map_def { i32 1, i32 6, i32 12, i32 1024 }, section "maps", align 4 +@routing_miss_0 = global %struct.bpf_map_def { i32 1, i32 1, i32 12, i32 1 }, section "maps", align 4 +@test1 = global %struct.bpf_map_def { i32 2, i32 4, i32 8, i32 1024 }, section "maps", align 4 +@test1_miss_4 = global %struct.bpf_map_def { i32 2, i32 1, i32 8, i32 1 }, section "maps", align 4 +@_license = global [4 x i8] c"GPL\00", section "license", align 1 +@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" + +; Function Attrs: nounwind uwtable +define i32 @ebpf_filter(%struct.__sk_buff* nocapture readnone %ebpf_packet) #0 section "socket1" { + %key = alloca %struct.routing_key_2, align 1 + %1 = getelementptr inbounds %struct.routing_key_2, %struct.routing_key_2* %key, i64 0, i32 0, i64 0 +; CHECK: mov r1, 5 +; CHECK: stb -8(r10), r1 + store i8 5, i8* %1, align 1 + %2 = getelementptr inbounds %struct.routing_key_2, %struct.routing_key_2* %key, i64 0, i32 0, i64 1 +; CHECK: mov r1, 6 +; CHECK: stb -7(r10), r1 + store i8 6, i8* %2, align 1 + %3 = getelementptr inbounds %struct.routing_key_2, %struct.routing_key_2* %key, i64 0, i32 0, i64 2 +; CHECK: mov r1, 7 +; CHECK: stb -6(r10), r1 + store i8 7, i8* %3, align 1 + %4 = getelementptr inbounds %struct.routing_key_2, %struct.routing_key_2* %key, i64 0, i32 0, i64 3 +; CHECK: mov r1, 8 +; CHECK: stb -5(r10), r1 + store i8 8, i8* %4, align 1 + %5 = getelementptr inbounds %struct.routing_key_2, %struct.routing_key_2* %key, i64 0, i32 0, i64 4 +; CHECK: mov r1, 9 +; CHECK: stb -4(r10), r1 + store i8 9, i8* %5, align 1 + %6 = getelementptr inbounds %struct.routing_key_2, %struct.routing_key_2* %key, i64 0, i32 0, i64 5 +; CHECK: mov r1, 10 +; CHECK: stb -3(r10), r1 + store i8 10, i8* %6, align 1 + %7 = getelementptr inbounds %struct.routing_key_2, %struct.routing_key_2* %key, i64 1, i32 0, i64 0 +; CHECK: mov r1, r10 +; CHECK: addi r1, -2 +; CHECK: mov r2, 0 +; CHECK: sth 6(r1), r2 +; CHECK: sth 4(r1), r2 +; CHECK: sth 2(r1), r2 +; CHECK: sth 24(r10), r2 +; CHECK: sth 22(r10), r2 +; CHECK: sth 20(r10), r2 +; CHECK: sth 18(r10), r2 +; CHECK: sth 16(r10), r2 +; CHECK: sth 14(r10), r2 +; CHECK: sth 12(r10), r2 +; CHECK: sth 10(r10), r2 +; CHECK: sth 8(r10), r2 +; CHECK: sth 6(r10), r2 +; CHECK: sth -2(r10), r2 +; CHECK: sth 26(r10), r2 + call void @llvm.memset.p0i8.i64(i8* %7, i8 0, i64 30, i32 1, i1 false) + %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 + ret i32 undef +} + +; Function Attrs: nounwind argmemonly +declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) #1 + +declare i32 @bpf_map_lookup_elem(...) #2 |