Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 1 | ; Ensure constant propogation of logical instructions is working correctly. |
| 2 | |
Dan Gohman | 5bb7c7c | 2009-09-08 22:34:10 +0000 | [diff] [blame^] | 3 | ; RUN: opt < %s -constprop -die -S | \ |
Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 4 | ; RUN: not egrep {and|or|xor} |
| 5 | |
Tanya Lattner | 4c4d0b8 | 2008-03-01 09:15:35 +0000 | [diff] [blame] | 6 | define i32 @test1() { |
| 7 | %R = and i32 4, 1234 ; <i32> [#uses=1] |
| 8 | ret i32 %R |
| 9 | } |
Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 10 | |
Tanya Lattner | 4c4d0b8 | 2008-03-01 09:15:35 +0000 | [diff] [blame] | 11 | define i1 @test1.upgrd.1() { |
| 12 | %R = and i1 true, false ; <i1> [#uses=1] |
| 13 | ret i1 %R |
| 14 | } |
Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 15 | |
Tanya Lattner | 4c4d0b8 | 2008-03-01 09:15:35 +0000 | [diff] [blame] | 16 | define i32 @test2() { |
| 17 | %R = or i32 4, 1234 ; <i32> [#uses=1] |
| 18 | ret i32 %R |
| 19 | } |
Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 20 | |
Tanya Lattner | 4c4d0b8 | 2008-03-01 09:15:35 +0000 | [diff] [blame] | 21 | define i1 @test2.upgrd.2() { |
| 22 | %R = or i1 true, false ; <i1> [#uses=1] |
| 23 | ret i1 %R |
| 24 | } |
| 25 | |
| 26 | define i32 @test3() { |
| 27 | %R = xor i32 4, 1234 ; <i32> [#uses=1] |
| 28 | ret i32 %R |
| 29 | } |
| 30 | |
| 31 | define i1 @test3.upgrd.3() { |
| 32 | %R = xor i1 true, false ; <i1> [#uses=1] |
| 33 | ret i1 %R |
| 34 | } |
| 35 | |