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| author | Dimitry Andric <dim@FreeBSD.org> | 2017-12-16 14:44:35 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2017-12-16 14:44:35 +0000 |
| commit | eb70dddbd77e120e5d490bd8fbe7ff3f8fa81c6b (patch) | |
| tree | ebe746b4779907cbdd7154030b623da2c5b926a6 /test/CodeGen/BPF/select_ri.ll | |
| parent | edad5bcb76bf472a1487c0f3dd94a5914213a647 (diff) | |
| download | src-eb70dddbd77e120e5d490bd8fbe7ff3f8fa81c6b.tar.gz src-eb70dddbd77e120e5d490bd8fbe7ff3f8fa81c6b.zip | |
Vendor import of llvm 5.0.1 release r320880:vendor/llvm/llvm-release_501-r320880
Notes
Notes:
svn path=/vendor/llvm/dist/; revision=326899
svn path=/vendor/llvm/llvm-release_501-r320880/; revision=326900; tag=vendor/llvm/llvm-release_501-r320880
Diffstat (limited to 'test/CodeGen/BPF/select_ri.ll')
| -rw-r--r-- | test/CodeGen/BPF/select_ri.ll | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/test/CodeGen/BPF/select_ri.ll b/test/CodeGen/BPF/select_ri.ll index c4ac376502b8..3610d4016010 100644 --- a/test/CodeGen/BPF/select_ri.ll +++ b/test/CodeGen/BPF/select_ri.ll @@ -25,3 +25,38 @@ entry: } attributes #0 = { norecurse nounwind readonly } + +; test immediate out of 32-bit range +; Source file: + +; unsigned long long +; load_word(void *buf, unsigned long long off) +; asm("llvm.bpf.load.word"); +; +; int +; foo(void *buf) +; { +; unsigned long long sum = 0; +; +; sum += load_word(buf, 100); +; sum += load_word(buf, 104); +; +; if (sum != 0x1ffffffffULL) +; return ~0U; +; +; return 0; +;} + +; Function Attrs: nounwind readonly +define i32 @foo(i8*) local_unnamed_addr #0 { + %2 = tail call i64 @llvm.bpf.load.word(i8* %0, i64 100) + %3 = tail call i64 @llvm.bpf.load.word(i8* %0, i64 104) + %4 = add i64 %3, %2 + %5 = icmp ne i64 %4, 8589934591 +; CHECK: r{{[0-9]+}} = 8589934591ll + %6 = sext i1 %5 to i32 + ret i32 %6 +} + +; Function Attrs: nounwind readonly +declare i64 @llvm.bpf.load.word(i8*, i64) #1 |