| Bill Wendling | eaec1e9 | 2008-08-21 23:04:49 +0000 | [diff] [blame^] | 1 | ; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse2 -o %t -f |
| 2 | ; RUN: grep pshuflw %t | count 1 |
| 3 | ; RUN: grep pextrw %t | count 2 |
| 4 | ; RUN: grep pinsrw %t | count 2 |
| 5 | ; PR2585 |
| 6 | |
| 7 | ; FIXME: This testcase produces icky code. It can be made much better! |
| 8 | |
| 9 | external constant <4 x i32> ; <<4 x i32>*>:0 [#uses=1] |
| 10 | external constant <4 x i16> ; <<4 x i16>*>:1 [#uses=1] |
| 11 | |
| 12 | define internal void @""() { |
| 13 | load <4 x i32>* @0, align 16 ; <<4 x i32>>:1 [#uses=1] |
| 14 | bitcast <4 x i32> %1 to <8 x i16> ; <<8 x i16>>:2[#uses=1] |
| 15 | shufflevector <8 x i16> %2, <8 x i16> undef, <8 x i32> < i32 0, i32 2, i32 4, i32 6, i32 undef, i32 undef, i32 undef, i32 undef > ; <<8x i16>>:3 [#uses=1] |
| 16 | bitcast <8 x i16> %3 to <2 x i64> ; <<2 x i64>>:4 [#uses=1] |
| 17 | extractelement <2 x i64> %4, i32 0 ; <i64>:5 [#uses=1] |
| 18 | bitcast i64 %5 to <4 x i16> ; <<4 x i16>>:6 [#uses=1] |
| 19 | store <4 x i16> %6, <4 x i16>* @1, align 8 |
| 20 | ret void |
| 21 | } |