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llvm-mirror/test/Regression/CodeGen/Alpha/ctlz_e.ll
Andrew Lenharth b908893bab Legalize for CTLZ generates a ctpop, but this ctpop is not expanded.
This is bad.  It is generated if you are ctlz a type that is not
legal for the arch (aka ctlz of bytes on alpha legalize fine).

llvm-svn: 21867
2005-05-11 17:23:41 +00:00

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277 B
LLVM

; Make sure this testcase does not use ctpop
; RUN: llvm-as < %s | llc -march=alpha | grep -i 'ctpop' |wc -l |grep 0
declare ulong %llvm.ctlz(ulong)
implementation ; Functions:
ulong %bar(ulong %x) {
entry:
%tmp.1 = call ulong %llvm.ctlz( ulong %x )
ret ulong %tmp.1
}