| Dan Gohman | f2f6ce6 | 2009-09-11 18:01:28 +0000 | [diff] [blame^] | 1 | ; RUN: opt < %s -basicaa -gvn -S | grep TestConst | count 2 |
| 2 | ; RUN: opt < %s -basicaa -gvn -S | grep TestPure | count 3 |
| 3 | ; RUN: opt < %s -basicaa -gvn -S | grep TestNone | count 4 |
| Duncan Sands | 920653d | 2007-11-22 21:43:27 +0000 | [diff] [blame] | 4 | @g = global i32 0 ; <i32*> [#uses=1] |
| 5 | |
| 6 | define i32 @test() { |
| 7 | entry: |
| 8 | %tmp0 = call i32 @TestConst( i32 5 ) readnone ; <i32> [#uses=1] |
| 9 | %tmp1 = call i32 @TestPure( i32 6 ) readonly ; <i32> [#uses=1] |
| 10 | %tmp2 = call i32 @TestNone( i32 7 ) ; <i32> [#uses=1] |
| 11 | store i32 1, i32* @g |
| 12 | %tmp3 = call i32 @TestConst( i32 5 ) readnone ; <i32> [#uses=1] |
| 13 | %tmp4 = call i32 @TestConst( i32 5 ) readnone ; <i32> [#uses=1] |
| 14 | %tmp5 = call i32 @TestPure( i32 6 ) readonly ; <i32> [#uses=1] |
| 15 | %tmp6 = call i32 @TestPure( i32 6 ) readonly ; <i32> [#uses=1] |
| 16 | %tmp7 = call i32 @TestNone( i32 7 ) ; <i32> [#uses=1] |
| 17 | %tmp8 = call i32 @TestNone( i32 7 ) ; <i32> [#uses=1] |
| 18 | %sum0 = add i32 %tmp0, %tmp1 ; <i32> [#uses=1] |
| 19 | %sum1 = add i32 %sum0, %tmp2 ; <i32> [#uses=1] |
| 20 | %sum2 = add i32 %sum1, %tmp3 ; <i32> [#uses=1] |
| 21 | %sum3 = add i32 %sum2, %tmp4 ; <i32> [#uses=1] |
| 22 | %sum4 = add i32 %sum3, %tmp5 ; <i32> [#uses=1] |
| 23 | %sum5 = add i32 %sum4, %tmp6 ; <i32> [#uses=1] |
| 24 | %sum6 = add i32 %sum5, %tmp7 ; <i32> [#uses=1] |
| 25 | %sum7 = add i32 %sum6, %tmp8 ; <i32> [#uses=1] |
| 26 | ret i32 %sum7 |
| 27 | } |
| 28 | |
| 29 | declare i32 @TestConst(i32) readnone |
| 30 | |
| 31 | declare i32 @TestPure(i32) readonly |
| 32 | |
| 33 | declare i32 @TestNone(i32) |