| Dan Gohman | 4050339 | 2009-09-08 23:54:48 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -march=x86 -mattr=+mmx -o %t |
| Mon P Wang | ca6d6de | 2009-01-17 00:07:25 +0000 | [diff] [blame] | 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 | |||||