llvm-6502/cas.ll at d5b9cbacbc5874038a2b6581f8810960b0bf0a2e - llvm-6502 - Applefritter: Git

6502/llvm-6502

mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2024-11-17 18:10:31 +00:00

Dan Gohman f2f6ce65b7 Change tests from "opt %s" to "opt < %s" so that opt doesn't see the

input filename so that opt doesn't print the input filename in the
output so that grep lines in the tests don't unintentionally match
strings in the input filename.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81537 91177308-0d34-0410-b5e6-96231b3b80d8

2009-09-11 18:01:28 +00:00

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LLVM

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 ; RUN: opt < %s -basicaa -gvn -S | grep load | count 1
 @flag0 = internal global i32 zeroinitializer
 @turn = internal global i32 zeroinitializer
 define i32 @main() {
   %a = load i32* @flag0
 	%b = tail call i32 @llvm.atomic.swap.i32.p0i32(i32* @turn, i32 1)
   %c = load i32* @flag0
 	ret i32 %c
 }
 declare i32 @llvm.atomic.swap.i32.p0i32(i32*, i32) nounwind