| Dan Gohman | fce288f | 2009-09-09 00:09:15 +0000 | [diff] [blame^] | 1 | ; RUN: llc < %s -march=ppc32 -stats |& \ |
| Reid Spencer | 4cda190 | 2007-04-16 15:15:52 +0000 | [diff] [blame] | 2 | ; RUN: grep {Number of machine instrs printed} | grep 12 |
| Chris Lattner | 6a26847 | 2006-09-10 18:52:25 +0000 | [diff] [blame] | 3 | |
| Tanya Lattner | cfab3da | 2008-02-19 08:07:33 +0000 | [diff] [blame] | 4 | define i16 @Trans16Bit(i32 %srcA, i32 %srcB, i32 %alpha) { |
| 5 | %tmp1 = shl i32 %srcA, 15 ; <i32> [#uses=1] |
| 6 | %tmp2 = and i32 %tmp1, 32505856 ; <i32> [#uses=1] |
| 7 | %tmp4 = and i32 %srcA, 31775 ; <i32> [#uses=1] |
| 8 | %tmp5 = or i32 %tmp2, %tmp4 ; <i32> [#uses=1] |
| 9 | %tmp7 = shl i32 %srcB, 15 ; <i32> [#uses=1] |
| 10 | %tmp8 = and i32 %tmp7, 32505856 ; <i32> [#uses=1] |
| 11 | %tmp10 = and i32 %srcB, 31775 ; <i32> [#uses=1] |
| 12 | %tmp11 = or i32 %tmp8, %tmp10 ; <i32> [#uses=1] |
| 13 | %tmp14 = mul i32 %tmp5, %alpha ; <i32> [#uses=1] |
| 14 | %tmp16 = sub i32 32, %alpha ; <i32> [#uses=1] |
| 15 | %tmp18 = mul i32 %tmp11, %tmp16 ; <i32> [#uses=1] |
| 16 | %tmp19 = add i32 %tmp18, %tmp14 ; <i32> [#uses=2] |
| 17 | %tmp21 = lshr i32 %tmp19, 5 ; <i32> [#uses=1] |
| 18 | %tmp21.upgrd.1 = trunc i32 %tmp21 to i16 ; <i16> [#uses=1] |
| 19 | %tmp = and i16 %tmp21.upgrd.1, 31775 ; <i16> [#uses=1] |
| 20 | %tmp23 = lshr i32 %tmp19, 20 ; <i32> [#uses=1] |
| 21 | %tmp23.upgrd.2 = trunc i32 %tmp23 to i16 ; <i16> [#uses=1] |
| 22 | %tmp24 = and i16 %tmp23.upgrd.2, 992 ; <i16> [#uses=1] |
| 23 | %tmp25 = or i16 %tmp, %tmp24 ; <i16> [#uses=1] |
| 24 | ret i16 %tmp25 |
| Chris Lattner | 6a26847 | 2006-09-10 18:52:25 +0000 | [diff] [blame] | 25 | } |