| Eric Christopher | cee313d | 2019-04-17 04:52:47 +0000 | [diff] [blame] | 1 | ; RUN: opt -S -indvars < %s | FileCheck %s |
| 2 | |
| 3 | target datalayout = "E-m:e-i64:64-n32:64" |
| 4 | target triple = "powerpc64-unknown-linux-gnu" |
| 5 | |
| 6 | define void @f(i32* %end.s, i8** %loc, i32 %p) { |
| 7 | ; CHECK-LABEL: @f( |
| 8 | entry: |
| 9 | %end = getelementptr inbounds i32, i32* %end.s, i32 %p |
| 10 | %init = bitcast i32* %end.s to i8* |
| 11 | br label %while.body.i |
| 12 | |
| 13 | while.body.i: |
| 14 | %ptr = phi i8* [ %ptr.inc, %while.body.i ], [ %init, %entry ] |
| 15 | %ptr.inc = getelementptr inbounds i8, i8* %ptr, i8 1 |
| 16 | %ptr.inc.cast = bitcast i8* %ptr.inc to i32* |
| 17 | %cmp.i = icmp eq i32* %ptr.inc.cast, %end |
| 18 | br i1 %cmp.i, label %loop.exit, label %while.body.i |
| 19 | |
| 20 | loop.exit: |
| 21 | ; CHECK: loop.exit: |
| 22 | ; CHECK: [[END_BCASTED:%[a-z0-9]+]] = bitcast i32* %end to i8* |
| 23 | ; CHECK: store i8* [[END_BCASTED]], i8** %loc |
| 24 | %ptr.inc.lcssa = phi i8* [ %ptr.inc, %while.body.i ] |
| 25 | store i8* %ptr.inc.lcssa, i8** %loc |
| 26 | ret void |
| 27 | } |