| Tanya Lattner | 6263f94 | 2008-02-17 20:02:20 +0000 | [diff] [blame^] | 1 | ; RUN: llvm-as < %s | llc -march=arm -mattr=+v6 | grep rev16 |
| 2 | ; RUN: llvm-as < %s | llc -march=arm -mattr=+v6 | grep revsh |
| Evan Cheng | 02b985c | 2007-01-19 09:20:23 +0000 | [diff] [blame] | 3 | |
| Tanya Lattner | 6263f94 | 2008-02-17 20:02:20 +0000 | [diff] [blame^] | 4 | define i32 @test1(i32 %X) { |
| 5 | %tmp1 = lshr i32 %X, 8 ; <i32> [#uses=3] |
| 6 | %X15 = bitcast i32 %X to i32 ; <i32> [#uses=1] |
| 7 | %tmp4 = shl i32 %X15, 8 ; <i32> [#uses=2] |
| 8 | %tmp2 = and i32 %tmp1, 16711680 ; <i32> [#uses=1] |
| 9 | %tmp5 = and i32 %tmp4, -16777216 ; <i32> [#uses=1] |
| 10 | %tmp9 = and i32 %tmp1, 255 ; <i32> [#uses=1] |
| 11 | %tmp13 = and i32 %tmp4, 65280 ; <i32> [#uses=1] |
| 12 | %tmp6 = or i32 %tmp5, %tmp2 ; <i32> [#uses=1] |
| 13 | %tmp10 = or i32 %tmp6, %tmp13 ; <i32> [#uses=1] |
| 14 | %tmp14 = or i32 %tmp10, %tmp9 ; <i32> [#uses=1] |
| 15 | ret i32 %tmp14 |
| Evan Cheng | 02b985c | 2007-01-19 09:20:23 +0000 | [diff] [blame] | 16 | } |
| 17 | |
| Tanya Lattner | 6263f94 | 2008-02-17 20:02:20 +0000 | [diff] [blame^] | 18 | define i32 @test2(i32 %X) { |
| 19 | %tmp1 = lshr i32 %X, 8 ; <i32> [#uses=1] |
| 20 | %tmp1.upgrd.1 = trunc i32 %tmp1 to i16 ; <i16> [#uses=1] |
| 21 | %tmp3 = trunc i32 %X to i16 ; <i16> [#uses=1] |
| 22 | %tmp2 = and i16 %tmp1.upgrd.1, 255 ; <i16> [#uses=1] |
| 23 | %tmp4 = shl i16 %tmp3, 8 ; <i16> [#uses=1] |
| 24 | %tmp5 = or i16 %tmp2, %tmp4 ; <i16> [#uses=1] |
| 25 | %tmp5.upgrd.2 = sext i16 %tmp5 to i32 ; <i32> [#uses=1] |
| 26 | ret i32 %tmp5.upgrd.2 |
| Evan Cheng | 02b985c | 2007-01-19 09:20:23 +0000 | [diff] [blame] | 27 | } |