llvm-6502/test/Transforms/LICM/sink_phi_node_use.ll
Chris Lattner a8d9c83ebe Yet another hard testcase
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10349 91177308-0d34-0410-b5e6-96231b3b80d8
2003-12-09 23:29:25 +00:00

29 lines
666 B
LLVM

; RUN: llvm-as < %s | opt -licm | llvm-dis | grep -C1 add | grep preheader.loopexit:
implementation
void %test() {
loopentry.2.i:
br bool false, label %no_exit.1.i.preheader, label %loopentry.3.i.preheader
no_exit.1.i.preheader:
br label %no_exit.1.i
no_exit.1.i:
br bool false, label %return.i, label %endif.8.i
endif.8.i:
%inc.1.i = add int 0, 1
br bool false, label %no_exit.1.i, label %loopentry.3.i.preheader.loopexit
loopentry.3.i.preheader.loopexit:
br label %loopentry.3.i.preheader
loopentry.3.i.preheader:
%arg_num.0.i.ph13000 = phi int [ 0, %loopentry.2.i ], [ %inc.1.i, %loopentry.3.i.preheader.loopexit ]
ret void
return.i:
ret void
}