82 lines
3.5 KiB
LLVM
82 lines
3.5 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -loop-reduce -S | FileCheck %s
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target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-pc-windows-msvc18.0.0"
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%struct.L = type { i8, i8* }
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declare i32 @__CxxFrameHandler3(...)
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@GV1 = external global %struct.L*
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@GV2 = external global %struct.L
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define void @b_copy_ctor() personality i32 (...)* @__CxxFrameHandler3 {
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; CHECK-LABEL: @b_copy_ctor(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP0:%.*]] = load %struct.L*, %struct.L** @GV1, align 8
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; CHECK-NEXT: [[TMP1:%.*]] = ptrtoint %struct.L* [[TMP0]] to i64
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; CHECK-NEXT: br label [[FOR_COND:%.*]]
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; CHECK: for.cond:
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; CHECK-NEXT: [[LSR_IV:%.*]] = phi i64 [ [[LSR_IV_NEXT:%.*]], [[CALL_I_NOEXC:%.*]] ], [ 0, [[ENTRY:%.*]] ]
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; CHECK-NEXT: [[TMP:%.*]] = inttoptr i64 [[LSR_IV]] to %struct.L*
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; CHECK-NEXT: invoke void @a_copy_ctor()
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; CHECK-NEXT: to label [[CALL_I_NOEXC]] unwind label [[CATCH_DISPATCH:%.*]]
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; CHECK: call.i.noexc:
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; CHECK-NEXT: [[LSR_IV_NEXT]] = add i64 [[LSR_IV]], 16
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; CHECK-NEXT: br label [[FOR_COND]]
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; CHECK: catch.dispatch:
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; CHECK-NEXT: [[TMP2:%.*]] = catchswitch within none [label %catch] unwind to caller
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; CHECK: catch:
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; CHECK-NEXT: [[TMP3:%.*]] = catchpad within [[TMP2]] [i8* null, i32 64, i8* null]
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; CHECK-NEXT: [[CMP16:%.*]] = icmp eq %struct.L* [[TMP]], null
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; CHECK-NEXT: [[TMP4:%.*]] = sub i64 0, [[TMP1]]
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; CHECK-NEXT: [[UGLYGEP:%.*]] = getelementptr i8, i8* getelementptr inbounds (%struct.L, %struct.L* @GV2, i32 0, i32 0), i64 [[TMP4]]
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; CHECK-NEXT: [[UGLYGEP1:%.*]] = bitcast i8* [[UGLYGEP]] to %struct.L*
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; CHECK-NEXT: br i1 [[CMP16]], label [[FOR_END:%.*]], label [[FOR_BODY_PREHEADER:%.*]]
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; CHECK: for.body.preheader:
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; CHECK-NEXT: br label [[FOR_BODY:%.*]]
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; CHECK: for.body:
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; CHECK-NEXT: [[TMP5:%.*]] = inttoptr i64 [[LSR_IV]] to %struct.L*
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; CHECK-NEXT: [[CMP:%.*]] = icmp eq %struct.L* [[UGLYGEP1]], [[TMP5]]
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; CHECK-NEXT: br i1 [[CMP]], label [[FOR_END_LOOPEXIT:%.*]], label [[FOR_BODY]]
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; CHECK: for.end.loopexit:
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; CHECK-NEXT: br label [[FOR_END]]
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; CHECK: for.end:
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; CHECK-NEXT: catchret from [[TMP3]] to label [[TRY_CONT:%.*]]
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; CHECK: try.cont:
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; CHECK-NEXT: ret void
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;
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entry:
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%0 = load %struct.L*, %struct.L** @GV1, align 8
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br label %for.cond
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for.cond: ; preds = %call.i.noexc, %entry
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%d.0 = phi %struct.L* [ %0, %entry ], [ %incdec.ptr, %call.i.noexc ]
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invoke void @a_copy_ctor()
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to label %call.i.noexc unwind label %catch.dispatch
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call.i.noexc: ; preds = %for.cond
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%incdec.ptr = getelementptr inbounds %struct.L, %struct.L* %d.0, i64 1
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br label %for.cond
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catch.dispatch: ; preds = %for.cond
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%1 = catchswitch within none [label %catch] unwind to caller
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catch: ; preds = %catch.dispatch
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%2 = catchpad within %1 [i8* null, i32 64, i8* null]
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%cmp16 = icmp eq %struct.L* %0, %d.0
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br i1 %cmp16, label %for.end, label %for.body
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for.body: ; preds = %for.body, %catch
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%cmp = icmp eq %struct.L* @GV2, %d.0
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br i1 %cmp, label %for.end, label %for.body
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for.end: ; preds = %for.body, %catch
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catchret from %2 to label %try.cont
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try.cont: ; preds = %for.end
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ret void
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}
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declare void @a_copy_ctor()
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