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Diffstat (limited to 'test/CodeGen/X86/rdtsc.ll')
| -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..f6c6c93 --- /dev/null +++ b/test/CodeGen/X86/rdtsc.ll @@ -0,0 +1,10 @@ +; RUN: llvm-upgrade < %s | llvm-as | llc -march=x86 | grep rdtsc +; RUN: llvm-upgrade < %s | llvm-as | llc -march=x86-64 | grep rdtsc + +declare ulong %llvm.readcyclecounter() + +ulong %foo() { +%tmp.1 = call ulong %llvm.readcyclecounter () +ret ulong %tmp.1 +} + |