Mon P Wang | 7ac9cdf | 2009-01-17 00:07:25 +0000 | [diff] [blame^] | 1 | ; RUN: llvm-as < %s | llc -march=x86 -mattr=+mmx -o %t -f |
2 | ; RUN: not grep movq %t | ||||
3 | |||||
4 | ; Check that widening doesn't introduce a mmx register in this case when | ||||
5 | ; a simple load/store would suffice. | ||||
6 | |||||
7 | define void @foo(<2 x i16>* %A, <2 x i16>* %B) { | ||||
8 | entry: | ||||
9 | %tmp1 = load <2 x i16>* %A ; <<2 x i16>> [#uses=1] | ||||
10 | store <2 x i16> %tmp1, <2 x i16>* %B | ||||
11 | ret void | ||||
12 | } | ||||
13 |