| Eric Christopher | cee313d | 2019-04-17 04:52:47 +0000 | [diff] [blame] | 1 | ; RUN: opt -S -codegenprepare -disable-complex-addr-modes=false %s | FileCheck %s --check-prefix=CHECK |
| 2 | target datalayout = |
| 3 | "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" |
| 4 | target triple = "x86_64-unknown-linux-gnu" |
| 5 | |
| 6 | define void @test() { |
| 7 | entry: |
| 8 | %0 = getelementptr inbounds i64, i64 * null, i64 undef |
| 9 | br label %start |
| 10 | |
| 11 | start: |
| 12 | %val1 = phi i64 * [ %0, %entry ], [ %val4, %exit ] |
| 13 | %val2 = phi i64 * [ null, %entry ], [ %val5, %exit ] |
| 14 | br i1 false, label %slowpath, label %exit |
| 15 | |
| 16 | slowpath: |
| 17 | %elem1 = getelementptr inbounds i64, i64 * undef, i64 undef |
| 18 | br label %exit |
| 19 | |
| 20 | exit: |
| 21 | ; CHECK: sunkaddr |
| 22 | %val3 = phi i64 * [ undef, %slowpath ], [ %val2, %start ] |
| 23 | %val4 = phi i64 * [ %elem1, %slowpath ], [ %val1, %start ] |
| 24 | %val5 = phi i64 * [ undef, %slowpath ], [ %val2, %start ] |
| 25 | %loadx = load i64, i64 * %val4, align 8 |
| 26 | br label %start |
| 27 | } |