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

18 lines
498 B
LLVM

; Potentially trapping instructions may be sunk as long as they are guaranteed
; to be executed.
;
; RUN: llvm-upgrade < %s | llvm-as | opt -licm | llvm-dis | %prcontext div 1 | grep Out:
int %test(int %N) {
Entry:
br label %Loop
Loop:
%N_addr.0.pn = phi int [ %dec, %Loop ], [ %N, %Entry ]
%tmp.6 = div int %N, %N_addr.0.pn
%dec = add int %N_addr.0.pn, -1
%tmp.1 = setne int %N_addr.0.pn, 0
br bool %tmp.1, label %Loop, label %Out
Out:
ret int %tmp.6
}