95 lines
2.9 KiB
LLVM
95 lines
2.9 KiB
LLVM
; The expected behavior of this file is expected to change when partial
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; inlining legality check is enhanced.
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; RUN: opt -S -partial-inliner -skip-partial-inlining-cost-analysis < %s | FileCheck %s
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; RUN: opt -S -passes=partial-inliner -skip-partial-inlining-cost-analysis < %s | FileCheck %s
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%class.A = type { i32 }
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@cond = local_unnamed_addr global i32 0, align 4
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@condptr = external local_unnamed_addr global i32*, align 8
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; Function Attrs: uwtable
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define void @_Z3foo_unknown_mem_accessv() local_unnamed_addr {
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bb:
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%tmp = alloca %class.A, align 4
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%tmp1 = alloca %class.A, align 4
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%tmp2 = bitcast %class.A* %tmp to i8*
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call void @llvm.lifetime.start.p0i8(i64 4, i8* nonnull %tmp2)
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%tmp3 = bitcast %class.A* %tmp1 to i8*
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call void @llvm.lifetime.start.p0i8(i64 4, i8* nonnull %tmp3)
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%tmp4 = load i32*, i32** @condptr, align 8, !tbaa !2
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%tmp5 = load i32, i32* %tmp4, align 4, !tbaa !6
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%tmp6 = icmp eq i32 %tmp5, 0
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br i1 %tmp6, label %bb7, label %bb8
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bb7: ; preds = %bb
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call void @_ZN1A7memfuncEv(%class.A* nonnull %tmp)
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br label %bb8
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bb8: ; preds = %bb7, %bb
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call void @llvm.lifetime.end.p0i8(i64 4, i8* nonnull %tmp3)
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call void @llvm.lifetime.end.p0i8(i64 4, i8* nonnull %tmp2)
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ret void
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}
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declare void @_Z3barv() local_unnamed_addr
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declare void @llvm.lifetime.start.p0i8(i64, i8* nocapture)
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declare void @_ZN1A7memfuncEv(%class.A*) local_unnamed_addr
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declare void @llvm.lifetime.end.p0i8(i64, i8* nocapture)
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define void @_Z3foo_unknown_calli(i32 %arg) local_unnamed_addr {
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bb:
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%tmp = alloca %class.A, align 4
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%tmp1 = bitcast %class.A* %tmp to i8*
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call void @llvm.lifetime.start.p0i8(i64 4, i8* nonnull %tmp1)
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tail call void @_Z3barv()
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%tmp2 = icmp eq i32 %arg, 0
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br i1 %tmp2, label %bb3, label %bb4
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bb3: ; preds = %bb
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call void @_ZN1A7memfuncEv(%class.A* nonnull %tmp)
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br label %bb4
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bb4: ; preds = %bb3, %bb
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call void @llvm.lifetime.end.p0i8(i64 4, i8* nonnull %tmp1)
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ret void
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}
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define void @_Z3goov() local_unnamed_addr {
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; CHECK-LABEL: @_Z3goov
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; CHECK-NEXT: bb:
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; CHECK: alloca
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; CHECK: lifetime
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bb:
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call void @_Z3foo_unknown_mem_accessv()
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%tmp = load i32, i32* @cond, align 4, !tbaa !2
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tail call void @_Z3foo_unknown_calli(i32 %tmp)
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ret void
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}
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; CHECK-LABEL: define internal void @_Z3foo_unknown_calli.1.bb3
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; CHECK: newFuncRoot:
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; CHECK-NEXT: br label %bb3
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; CHECK: bb3:
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; CHECK-NOT: lifetime.ed
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; CHECK: br label %bb4.exitStub
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; CHECK: bb4.exitStub:
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; CHECK-NEXT: ret void
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!llvm.module.flags = !{!0}
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!llvm.ident = !{!1}
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!0 = !{i32 1, !"wchar_size", i32 4}
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!1 = !{!"clang version 5.0.0 (trunk 304489)"}
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!2 = !{!3, !3, i64 0}
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!3 = !{!"any pointer", !4, i64 0}
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!4 = !{!"omnipotent char", !5, i64 0}
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!5 = !{!"Simple C++ TBAA"}
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!6 = !{!7, !7, i64 0}
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!7 = !{!"int", !4, i64 0}
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