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new testcase, should simplify down to a xor/and/xor sequence. 

llvm-svn: 35759
This commit is contained in:
Chris Lattner 2007-04-08 07:45:36 +00:00
parent 5717981e5d
commit 8ca3d48984
1 changed files with 11 additions and 0 deletions
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11
llvm/test/Transforms/InstCombine/or2.ll Normal file
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; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep and &&
; RUN: llvm-as < %s | opt -instcombine | llvm-dis | not grep ' or'
define i32 @test1(i32 %b, i32 %c, i32 %d) {
%tmp3 = and i32 %c, %b
%tmp4not = xor i32 %b, -1
%tmp6 = and i32 %d, %tmp4not
%tmp7 = or i32 %tmp6, %tmp3
ret i32 %tmp7
}