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new testcase

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31728 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2006-11-14 07:45:36 +00:00
parent 9c2328e5a9
commit 9961cf1fed
1 changed files with 22 additions and 0 deletions
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22
test/Transforms/InstCombine/shift-simplify.ll Normal file
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; RUN: llvm-as < %s | opt -instcombine | llvm-dis | egrep 'shl|lshr|ashr' | wc -l | grep 3
int %test0(int %A, int %B, ubyte %C) {
%X = shl int %A, ubyte %C
%Y = shl int %B, ubyte %C
%Z = and int %X, %Y
ret int %Z
}
int %test1(int %A, int %B, ubyte %C) {
%X = lshr int %A, ubyte %C
%Y = lshr int %B, ubyte %C
%Z = or int %X, %Y
ret int %Z
}
int %test2(int %A, int %B, ubyte %C) {
%X = ashr int %A, ubyte %C
%Y = ashr int %B, ubyte %C
%Z = xor int %X, %Y
ret int %Z
}