| Dan Gohman | fce288f | 2009-09-09 00:09:15 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -march=arm -mattr=+v6 |
| 2 | ; RUN: llc < %s -march=arm -mattr=+v6 | \ |
| Dan Gohman | 28beeea | 2007-08-15 13:36:28 +0000 | [diff] [blame] | 3 | ; RUN: grep smmul | count 1 |
| Dan Gohman | fce288f | 2009-09-09 00:09:15 +0000 | [diff] [blame] | 4 | ; RUN: llc < %s -march=arm | grep umull | count 1 |
| Evan Cheng | 02b985c | 2007-01-19 09:20:23 +0000 | [diff] [blame] | 5 | |
| Tanya Lattner | 6263f94 | 2008-02-17 20:02:20 +0000 | [diff] [blame] | 6 | define i32 @smulhi(i32 %x, i32 %y) { |
| 7 | %tmp = sext i32 %x to i64 ; <i64> [#uses=1] |
| 8 | %tmp1 = sext i32 %y to i64 ; <i64> [#uses=1] |
| 9 | %tmp2 = mul i64 %tmp1, %tmp ; <i64> [#uses=1] |
| 10 | %tmp3 = lshr i64 %tmp2, 32 ; <i64> [#uses=1] |
| 11 | %tmp3.upgrd.1 = trunc i64 %tmp3 to i32 ; <i32> [#uses=1] |
| 12 | ret i32 %tmp3.upgrd.1 |
| Evan Cheng | 02b985c | 2007-01-19 09:20:23 +0000 | [diff] [blame] | 13 | } |
| 14 | |
| Tanya Lattner | 6263f94 | 2008-02-17 20:02:20 +0000 | [diff] [blame] | 15 | define i32 @umulhi(i32 %x, i32 %y) { |
| 16 | %tmp = zext i32 %x to i64 ; <i64> [#uses=1] |
| 17 | %tmp1 = zext i32 %y to i64 ; <i64> [#uses=1] |
| 18 | %tmp2 = mul i64 %tmp1, %tmp ; <i64> [#uses=1] |
| 19 | %tmp3 = lshr i64 %tmp2, 32 ; <i64> [#uses=1] |
| 20 | %tmp3.upgrd.2 = trunc i64 %tmp3 to i32 ; <i32> [#uses=1] |
| 21 | ret i32 %tmp3.upgrd.2 |
| Evan Cheng | 02b985c | 2007-01-19 09:20:23 +0000 | [diff] [blame] | 22 | } |