| Dan Gohman | 3c7d308 | 2009-09-11 18:01:28 +0000 | [diff] [blame] | 1 | ; RUN: opt < %s -argpromotion -instcombine -S | not grep load |
| Kenneth Uildriks | a092c12 | 2009-11-03 15:29:06 +0000 | [diff] [blame^] | 2 | target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128" |
| Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 3 | |
| Tanya Lattner | 4c4d0b8 | 2008-03-01 09:15:35 +0000 | [diff] [blame] | 4 | @G1 = constant i32 0 ; <i32*> [#uses=1] |
| 5 | @G2 = constant i32* @G1 ; <i32**> [#uses=1] |
| Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 6 | |
| Tanya Lattner | 4c4d0b8 | 2008-03-01 09:15:35 +0000 | [diff] [blame] | 7 | define internal i32 @test(i32** %X) { |
| 8 | %Y = load i32** %X ; <i32*> [#uses=1] |
| 9 | %X.upgrd.1 = load i32* %Y ; <i32> [#uses=1] |
| 10 | ret i32 %X.upgrd.1 |
| Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 11 | } |
| 12 | |
| Tanya Lattner | 4c4d0b8 | 2008-03-01 09:15:35 +0000 | [diff] [blame] | 13 | define i32 @caller(i32** %P) { |
| 14 | %X = call i32 @test( i32** @G2 ) ; <i32> [#uses=1] |
| 15 | ret i32 %X |
| Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 16 | } |
| Tanya Lattner | 4c4d0b8 | 2008-03-01 09:15:35 +0000 | [diff] [blame] | 17 | |