2003-12-09 21:40:36 +00:00
|
|
|
; This testcase ensures that we can sink instructions from loops with
|
|
|
|
; multiple exits.
|
|
|
|
;
|
2004-08-02 22:31:58 +00:00
|
|
|
; RUN: llvm-as < %s | opt -licm | llvm-dis | %prcontext mul 1 | grep 'Out[12]:'
|
2003-12-09 21:40:36 +00:00
|
|
|
|
|
|
|
int %test(int %N, bool %C) {
|
|
|
|
Entry:
|
|
|
|
br label %Loop
|
|
|
|
Loop:
|
|
|
|
%N_addr.0.pn = phi int [ %dec, %ContLoop ], [ %N, %Entry ]
|
|
|
|
%tmp.6 = mul int %N, %N_addr.0.pn
|
|
|
|
%tmp.7 = sub int %tmp.6, %N
|
|
|
|
%dec = add int %N_addr.0.pn, -1
|
|
|
|
br bool %C, label %ContLoop, label %Out1
|
|
|
|
ContLoop:
|
|
|
|
%tmp.1 = setne int %N_addr.0.pn, 1
|
|
|
|
br bool %tmp.1, label %Loop, label %Out2
|
|
|
|
Out1:
|
|
|
|
ret int %tmp.7
|
|
|
|
Out2:
|
|
|
|
ret int %tmp.7
|
|
|
|
}
|