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check that rdtsc is generated from readcyclecounter

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llvm-svn: 24431
This commit is contained in:
Andrew Lenharth 2005-11-20 21:41:59 +00:00
parent a369904fc5
commit 957fb1697e
1 changed files with 10 additions and 0 deletions
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10
test/Regression/CodeGen/X86/rdtsc.ll Normal file
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; RUN: llvm-as < %s | llc -march=x86 | grep rptsc
declare ulong %llvm.readcyclecounter()
void %foo() {
entry:
%tmp.1 = call ulong %llvm.readcyclecounter ()
ret void
}