Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 1 | ; Ensure constant propogation of 'not' instructions is working correctly. |
| 2 | |
Dan Gohman | 3c7d308 | 2009-09-11 18:01:28 +0000 | [diff] [blame] | 3 | ; RUN: opt < %s -constprop -die -S | not grep xor |
Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 4 | |
Tanya Lattner | 4c4d0b8 | 2008-03-01 09:15:35 +0000 | [diff] [blame] | 5 | define i32 @test1() { |
| 6 | %R = xor i32 4, -1 ; <i32> [#uses=1] |
| 7 | ret i32 %R |
Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 8 | } |
| 9 | |
Tanya Lattner | 4c4d0b8 | 2008-03-01 09:15:35 +0000 | [diff] [blame] | 10 | define i32 @test2() { |
| 11 | %R = xor i32 -23, -1 ; <i32> [#uses=1] |
| 12 | ret i32 %R |
Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 13 | } |
| 14 | |
Tanya Lattner | 4c4d0b8 | 2008-03-01 09:15:35 +0000 | [diff] [blame] | 15 | define i1 @test3() { |
| 16 | %R = xor i1 true, true ; <i1> [#uses=1] |
| 17 | ret i1 %R |
Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 18 | } |
| 19 | |