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| author | Andrew Lenharth <andrewl@lenharth.org> | 2005-11-20 21:41:59 +0000 |
|---|---|---|
| committer | Andrew Lenharth <andrewl@lenharth.org> | 2005-11-20 21:41:59 +0000 |
| commit | bbafae6c80ca57f3bc26e134121d5038b0e1d313 (patch) | |
| tree | 644a64f4fb4b9f19160cbd3f23addaeeace9c8c4 /test | |
| parent | b873ff322c28ce097762355921100b677c71238d (diff) | |
| download | external_llvm-bbafae6c80ca57f3bc26e134121d5038b0e1d313.zip external_llvm-bbafae6c80ca57f3bc26e134121d5038b0e1d313.tar.gz external_llvm-bbafae6c80ca57f3bc26e134121d5038b0e1d313.tar.bz2 | |
check that rdtsc is generated from readcyclecounter
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24431 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/CodeGen/X86/rdtsc.ll | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/test/CodeGen/X86/rdtsc.ll b/test/CodeGen/X86/rdtsc.ll new file mode 100644 index 0000000..289224e --- /dev/null +++ b/test/CodeGen/X86/rdtsc.ll @@ -0,0 +1,10 @@ +; RUN: llvm-as < %s | llc -march=x86 | grep rptsc + +declare ulong %llvm.readcyclecounter() + +void %foo() { +entry: +%tmp.1 = call ulong %llvm.readcyclecounter () +ret void +} + |