diff options
Diffstat (limited to 'test/CodeGen/BPF/mem_offset_be.ll')
| -rw-r--r-- | test/CodeGen/BPF/mem_offset_be.ll | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/test/CodeGen/BPF/mem_offset_be.ll b/test/CodeGen/BPF/mem_offset_be.ll new file mode 100644 index 000000000000..e5e352783d70 --- /dev/null +++ b/test/CodeGen/BPF/mem_offset_be.ll @@ -0,0 +1,18 @@ +; RUN: llc -march=bpfeb -show-mc-encoding < %s | FileCheck %s + +; Function Attrs: nounwind +define i32 @bpf_prog1(i8* nocapture readnone) local_unnamed_addr #0 { +; CHECK: r1 = 590618314553ll # encoding: [0x18,0x10,0x00,0x00,0x83,0x98,0x47,0x39,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x89] +; CHECK: r1 += -1879113726 # encoding: [0x07,0x10,0x00,0x00,0x8f,0xff,0x00,0x02] +; CHECK: r0 = *(u64 *)(r1 + 0) # encoding: [0x79,0x01,0x00,0x00,0x00,0x00,0x00,0x00] + %2 = alloca i64, align 8 + %3 = bitcast i64* %2 to i8* + store volatile i64 590618314553, i64* %2, align 8 + %4 = load volatile i64, i64* %2, align 8 + %5 = add i64 %4, -1879113726 + %6 = inttoptr i64 %5 to i64* + %7 = load i64, i64* %6, align 8 + %8 = trunc i64 %7 to i32 + ret i32 %8 +} + |