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llvm-mirror/test/Transforms/InstCombine/bittest.ll
Dan Gohman 205b641954 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.

llvm-svn: 81537
2009-09-11 18:01:28 +00:00

31 lines
1.2 KiB
LLVM

; RUN: opt < %s -instcombine -simplifycfg -S |\
; RUN: not grep {call void @abort}
@b_rec.0 = external global i32 ; <i32*> [#uses=2]
define void @_Z12h000007_testv(i32* %P) {
entry:
%tmp.2 = load i32* @b_rec.0 ; <i32> [#uses=1]
%tmp.9 = or i32 %tmp.2, -989855744 ; <i32> [#uses=2]
%tmp.16 = and i32 %tmp.9, -805306369 ; <i32> [#uses=2]
%tmp.17 = and i32 %tmp.9, -973078529 ; <i32> [#uses=1]
store i32 %tmp.17, i32* @b_rec.0
%tmp.17.shrunk = bitcast i32 %tmp.16 to i32 ; <i32> [#uses=1]
%tmp.22 = and i32 %tmp.17.shrunk, -1073741824 ; <i32> [#uses=1]
%tmp.23 = icmp eq i32 %tmp.22, -1073741824 ; <i1> [#uses=1]
br i1 %tmp.23, label %endif.0, label %then.0
then.0: ; preds = %entry
tail call void @abort( )
unreachable
endif.0: ; preds = %entry
%tmp.17.shrunk2 = bitcast i32 %tmp.16 to i32 ; <i32> [#uses=1]
%tmp.27.mask = and i32 %tmp.17.shrunk2, 100663295 ; <i32> [#uses=1]
store i32 %tmp.27.mask, i32* %P
ret void
}
declare void @abort()