llvm/test/Transforms/ConstProp/bswap.ll
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

26 lines
564 B
LLVM

; bswap should be constant folded when it is passed a constant argument
; RUN: opt < %s -constprop -S | not grep call
declare i16 @llvm.bswap.i16(i16)
declare i32 @llvm.bswap.i32(i32)
declare i64 @llvm.bswap.i64(i64)
define i16 @W() {
%Z = call i16 @llvm.bswap.i16( i16 1 ) ; <i16> [#uses=1]
ret i16 %Z
}
define i32 @X() {
%Z = call i32 @llvm.bswap.i32( i32 1 ) ; <i32> [#uses=1]
ret i32 %Z
}
define i64 @Y() {
%Z = call i64 @llvm.bswap.i64( i64 1 ) ; <i64> [#uses=1]
ret i64 %Z
}