| ; RUN: opt -S -loop-reduce < %s | FileCheck %s |
| target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-pc-windows-msvc19.0.24215" |
| |
| define void @fn3() personality ptr @__CxxFrameHandler3 { |
| entry: |
| %call = invoke i32 @fn2() |
| to label %for.cond.preheader unwind label %catch.dispatch2 |
| |
| for.cond.preheader: ; preds = %entry |
| br label %for.cond |
| |
| for.cond: ; preds = %for.cond.preheader, %for.cond |
| %b.0 = phi i32 [ %inc, %for.cond ], [ %call, %for.cond.preheader ] |
| %inc = add nsw i32 %b.0, 1 |
| invoke void @fn1(i32 %inc) |
| to label %for.cond unwind label %catch.dispatch |
| |
| ; CHECK: %[[add:.*]] = add i32 %call, 1 |
| ; CHECK: br label %for.cond |
| |
| ; CHECK: for.cond: ; preds = %for.cond, %for.cond.preheader |
| ; CHECK: %[[lsr_iv:.*]] = phi i32 [ %lsr.iv.next, %for.cond ], [ %[[add]], %for.cond.preheader ] |
| ; CHECK: %[[lsr_iv_next:.*]] = add i32 %lsr.iv, 1 |
| ; CHECK: invoke void @fn1(i32 %[[lsr_iv]]) |
| |
| |
| catch.dispatch: ; preds = %for.cond |
| %0 = catchswitch within none [label %catch] unwind label %catch.dispatch2 |
| |
| catch: ; preds = %catch.dispatch |
| %1 = catchpad within %0 [ptr null, i32 64, ptr null] |
| invoke void @_CxxThrowException(ptr null, ptr null) #2 [ "funclet"(token %1) ] |
| to label %unreachable unwind label %catch.dispatch2 |
| |
| catch.dispatch2: ; preds = %catch.dispatch, %catch, %entry |
| %a.0 = phi i32 [ undef, %entry ], [ %call, %catch ], [ %call, %catch.dispatch ] |
| %2 = catchswitch within none [label %catch3] unwind to caller |
| |
| catch3: ; preds = %catch.dispatch2 |
| %3 = catchpad within %2 [ptr null, i32 64, ptr null] |
| call void @fn1(i32 %a.0) [ "funclet"(token %3) ] |
| catchret from %3 to label %try.cont4 |
| |
| try.cont4: ; preds = %catch3 |
| ret void |
| |
| unreachable: ; preds = %catch |
| unreachable |
| } |
| |
| declare i32 @fn2() |
| |
| declare i32 @__CxxFrameHandler3(...) |
| |
| declare void @fn1(i32) |
| |
| declare void @_CxxThrowException(ptr, ptr) |
