| Dan Gohman | 3c7d308 | 2009-09-11 18:01:28 +0000 | [diff] [blame] | 1 | ; RUN: opt < %s -indvars -S > %t |
| Dan Gohman | d0c0123 | 2009-05-19 02:15:55 +0000 | [diff] [blame] | 2 | ; RUN: not grep ptrtoint %t |
| 3 | ; RUN: not grep inttoptr %t |
| 4 | ; RUN: grep getelementptr %t | count 1 |
| 5 | |
| 6 | ; Indvars shouldn't leave getelementptrs expanded out as |
| 7 | ; inttoptr+ptrtoint in its output in common cases. |
| 8 | |
| 9 | target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128" |
| 10 | target triple = "x86_64-unknown-linux-gnu" |
| 11 | %struct.Foo = type { i32, i32, [10 x i32], i32 } |
| 12 | |
| 13 | define void @me(%struct.Foo* nocapture %Bar) nounwind { |
| 14 | entry: |
| 15 | br i1 false, label %return, label %bb.nph |
| 16 | |
| 17 | bb.nph: ; preds = %entry |
| 18 | br label %bb |
| 19 | |
| 20 | bb: ; preds = %bb1, %bb.nph |
| 21 | %i.01 = phi i64 [ %4, %bb1 ], [ 0, %bb.nph ] ; <i64> [#uses=3] |
| 22 | %0 = getelementptr %struct.Foo* %Bar, i64 %i.01, i32 2, i64 3 ; <i32*> [#uses=1] |
| 23 | %1 = load i32* %0, align 4 ; <i32> [#uses=1] |
| 24 | %2 = mul i32 %1, 113 ; <i32> [#uses=1] |
| 25 | %3 = getelementptr %struct.Foo* %Bar, i64 %i.01, i32 2, i64 3 ; <i32*> [#uses=1] |
| 26 | store i32 %2, i32* %3, align 4 |
| 27 | %4 = add i64 %i.01, 1 ; <i64> [#uses=2] |
| 28 | br label %bb1 |
| 29 | |
| 30 | bb1: ; preds = %bb |
| 31 | %phitmp = icmp sgt i64 %4, 19999 ; <i1> [#uses=1] |
| 32 | br i1 %phitmp, label %bb1.return_crit_edge, label %bb |
| 33 | |
| 34 | bb1.return_crit_edge: ; preds = %bb1 |
| 35 | br label %return |
| 36 | |
| 37 | return: ; preds = %bb1.return_crit_edge, %entry |
| 38 | ret void |
| 39 | } |