Tanya Lattner | 15b014b | 2008-03-09 08:16:40 +0000 | [diff] [blame] | 1 | ; RUN: llvm-as < %s | opt -instcombine | llvm-dis | \ |
Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 2 | ; RUN: not grep getelementptr |
Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 3 | |
Tanya Lattner | 15b014b | 2008-03-09 08:16:40 +0000 | [diff] [blame] | 4 | define i1 @test1(i16* %P, i32 %I, i32 %J) { |
| 5 | %X = getelementptr i16* %P, i32 %I ; <i16*> [#uses=1] |
| 6 | %Y = getelementptr i16* %P, i32 %J ; <i16*> [#uses=1] |
| 7 | %C = icmp ult i16* %X, %Y ; <i1> [#uses=1] |
| 8 | ret i1 %C |
Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 9 | } |
| 10 | |
Tanya Lattner | 15b014b | 2008-03-09 08:16:40 +0000 | [diff] [blame] | 11 | define i1 @test2(i16* %P, i32 %I) { |
| 12 | %X = getelementptr i16* %P, i32 %I ; <i16*> [#uses=1] |
| 13 | %C = icmp ult i16* %X, %P ; <i1> [#uses=1] |
| 14 | ret i1 %C |
Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 15 | } |
| 16 | |
Tanya Lattner | 15b014b | 2008-03-09 08:16:40 +0000 | [diff] [blame] | 17 | define i32 @test3(i32* %P, i32 %A, i32 %B) { |
| 18 | %tmp.4 = getelementptr i32* %P, i32 %A ; <i32*> [#uses=1] |
| 19 | %tmp.9 = getelementptr i32* %P, i32 %B ; <i32*> [#uses=1] |
| 20 | %tmp.10 = icmp eq i32* %tmp.4, %tmp.9 ; <i1> [#uses=1] |
| 21 | %tmp.11 = zext i1 %tmp.10 to i32 ; <i32> [#uses=1] |
| 22 | ret i32 %tmp.11 |
Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 23 | } |
| 24 | |
Tanya Lattner | 15b014b | 2008-03-09 08:16:40 +0000 | [diff] [blame] | 25 | define i32 @test4(i32* %P, i32 %A, i32 %B) { |
| 26 | %tmp.4 = getelementptr i32* %P, i32 %A ; <i32*> [#uses=1] |
| 27 | %tmp.6 = icmp eq i32* %tmp.4, %P ; <i1> [#uses=1] |
| 28 | %tmp.7 = zext i1 %tmp.6 to i32 ; <i32> [#uses=1] |
| 29 | ret i32 %tmp.7 |
Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 30 | } |
| 31 | |