| Dan Gohman | 0a06310 | 2009-09-08 23:54:48 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -march=x86 -mattr=+sse2 |
| Evan Cheng | 8628067 | 2008-03-10 07:19:13 +0000 | [diff] [blame] | 2 | |
| 3 | define i32 @t() { |
| 4 | entry: |
| 5 | br i1 true, label %bb4743, label %bb1656 |
| 6 | bb1656: ; preds = %entry |
| 7 | ret i32 0 |
| 8 | bb1664: ; preds = %entry |
| 9 | br i1 false, label %bb5310, label %bb4743 |
| 10 | bb4743: ; preds = %bb1664 |
| 11 | %tmp5256 = bitcast <2 x i64> zeroinitializer to <8 x i16> ; <<8 x i16>> [#uses=1] |
| 12 | %tmp5257 = sub <8 x i16> %tmp5256, zeroinitializer ; <<8 x i16>> [#uses=1] |
| 13 | %tmp5258 = bitcast <8 x i16> %tmp5257 to <2 x i64> ; <<2 x i64>> [#uses=1] |
| 14 | %tmp5265 = bitcast <2 x i64> %tmp5258 to <8 x i16> ; <<8 x i16>> [#uses=1] |
| Eric Christopher | 45535af | 2009-11-06 00:11:57 +0000 | [diff] [blame] | 15 | %tmp5266 = call <16 x i8> @llvm.x86.sse2.packuswb.128( <8 x i16> %tmp5265, <8 x i16> zeroinitializer ) nounwind readnone ; <<8 x i16>> [#uses=1] |
| 16 | %tmp5267 = bitcast <16 x i8> %tmp5266 to <2 x i64> ; <<2 x i64>> [#uses=1] |
| Evan Cheng | 8628067 | 2008-03-10 07:19:13 +0000 | [diff] [blame] | 17 | %tmp5294 = and <2 x i64> zeroinitializer, %tmp5267 ; <<2 x i64>> [#uses=1] |
| 18 | br label %bb5310 |
| 19 | bb5310: ; preds = %bb4743, %bb1664 |
| 20 | %tmp5294.pn = phi <2 x i64> [ %tmp5294, %bb4743 ], [ zeroinitializer, %bb1664 ] ; <<2 x i64>> [#uses=0] |
| 21 | ret i32 0 |
| 22 | } |
| 23 | |
| Eric Christopher | 45535af | 2009-11-06 00:11:57 +0000 | [diff] [blame] | 24 | declare <16 x i8> @llvm.x86.sse2.packuswb.128(<8 x i16>, <8 x i16>) nounwind readnone |