llvm-6502/test/Transforms/InstCombine/bittest.ll
2006-12-02 04:23:10 +00:00

30 lines
1.2 KiB
LLVM

; RUN: llvm-upgrade < %s | llvm-as | opt -instcombine -simplifycfg -disable-output &&
; RUN: llvm-upgrade < %s | llvm-as | opt -instcombine -simplifycfg | llvm-dis | not grep 'call void %abort'
%b_rec.0 = external global int
void %_Z12h000007_testv(uint *%P) {
entry:
%tmp.2 = load int* %b_rec.0 ; <int> [#uses=1]
%tmp.9 = or int %tmp.2, -989855744 ; <int> [#uses=2]
%tmp.16 = and int %tmp.9, -805306369 ; <int> [#uses=2]
%tmp.17 = and int %tmp.9, -973078529 ; <int> [#uses=1]
store int %tmp.17, int* %b_rec.0
%tmp.17.shrunk = cast int %tmp.16 to uint ; <uint> [#uses=1]
%tmp.22 = and uint %tmp.17.shrunk, 3221225472 ; <uint> [#uses=1]
%tmp.23 = seteq uint %tmp.22, 3221225472 ; <bool> [#uses=1]
br bool %tmp.23, label %endif.0, label %then.0
then.0: ; preds = %entry
tail call void %abort( )
unreachable
endif.0: ; preds = %entry
%tmp.17.shrunk2 = cast int %tmp.16 to uint ; <uint> [#uses=1]
%tmp.27.mask = and uint %tmp.17.shrunk2, 100663295 ; <uint> [#uses=1]
store uint %tmp.27.mask, uint* %P
ret void
}
declare void %abort()