| David Majnemer | e09d035 | 2016-03-24 21:40:22 +0000 | [diff] [blame] | 1 | ; RUN: opt < %s -loop-reduce -S | FileCheck %s |
| 2 | target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128" |
| 3 | target triple = "x86_64-pc-windows-msvc18.0.0" |
| 4 | |
| 5 | %struct.L = type { i8, i8* } |
| 6 | |
| 7 | declare i32 @__CxxFrameHandler3(...) |
| 8 | |
| 9 | @GV1 = external global %struct.L* |
| 10 | @GV2 = external global %struct.L |
| 11 | |
| 12 | define void @b_copy_ctor() personality i32 (...)* @__CxxFrameHandler3 { |
| 13 | entry: |
| 14 | %0 = load %struct.L*, %struct.L** @GV1, align 8 |
| 15 | br label %for.cond |
| 16 | |
| 17 | for.cond: ; preds = %call.i.noexc, %entry |
| 18 | %d.0 = phi %struct.L* [ %0, %entry ], [ %incdec.ptr, %call.i.noexc ] |
| 19 | invoke void @a_copy_ctor() |
| 20 | to label %call.i.noexc unwind label %catch.dispatch |
| 21 | |
| 22 | call.i.noexc: ; preds = %for.cond |
| 23 | %incdec.ptr = getelementptr inbounds %struct.L, %struct.L* %d.0, i64 1 |
| 24 | br label %for.cond |
| 25 | |
| 26 | catch.dispatch: ; preds = %for.cond |
| 27 | %1 = catchswitch within none [label %catch] unwind to caller |
| 28 | |
| 29 | catch: ; preds = %catch.dispatch |
| 30 | %2 = catchpad within %1 [i8* null, i32 64, i8* null] |
| 31 | %cmp16 = icmp eq %struct.L* %0, %d.0 |
| 32 | br i1 %cmp16, label %for.end, label %for.body |
| 33 | |
| 34 | for.body: ; preds = %for.body, %catch |
| 35 | %cmp = icmp eq %struct.L* @GV2, %d.0 |
| 36 | br i1 %cmp, label %for.end, label %for.body |
| 37 | |
| 38 | for.end: ; preds = %for.body, %catch |
| 39 | catchret from %2 to label %try.cont |
| 40 | |
| 41 | try.cont: ; preds = %for.end |
| 42 | ret void |
| 43 | } |
| 44 | |
| 45 | ; CHECK-LABEL: define void @b_copy_ctor( |
| 46 | ; CHECK: catchpad |
| 47 | ; CHECK-NEXT: icmp eq %struct.L |
| 48 | ; CHECK-NEXT: getelementptr {{.*}} i64 sub (i64 0, i64 ptrtoint (%struct.L* @GV2 to i64)) |
| 49 | |
| 50 | declare void @a_copy_ctor() |