llvm/test/CodeGen/X86/scalar-extract.ll
2009-09-08 23:54:48 +00:00

14 lines
342 B
LLVM

; RUN: llc < %s -march=x86 -mattr=+mmx -o %t
; RUN: not grep movq %t
; Check that widening doesn't introduce a mmx register in this case when
; a simple load/store would suffice.
define void @foo(<2 x i16>* %A, <2 x i16>* %B) {
entry:
%tmp1 = load <2 x i16>* %A ; <<2 x i16>> [#uses=1]
store <2 x i16> %tmp1, <2 x i16>* %B
ret void
}