; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt -passes=licm -S < %s | FileCheck %s define void @f(i32 %ptr_i, ptr %ptr2, i1 %cond) { ; CHECK-LABEL: @f( ; CHECK-NEXT: entry: ; CHECK-NEXT: [[PTR:%.*]] = inttoptr i32 [[PTR_I:%.*]] to ptr, !nofree [[META0:![0-9]+]] ; CHECK-NEXT: call void @llvm.assume(i1 true) [ "align"(ptr [[PTR]], i32 16), "dereferenceable"(ptr [[PTR]], i32 16) ] ; CHECK-NEXT: br i1 [[COND:%.*]], label [[FOR_BODY_LR_PH:%.*]], label [[IF0:%.*]] ; CHECK: if0: ; CHECK-NEXT: store i32 0, ptr [[PTR2:%.*]], align 4 ; CHECK-NEXT: br label [[FOR_BODY_LR_PH]] ; CHECK: for.body.lr.ph: ; CHECK-NEXT: [[TMP0:%.*]] = load i32, ptr [[PTR]], align 4 ; CHECK-NEXT: br label [[FOR_BODY:%.*]] ; CHECK: for.body: ; CHECK-NEXT: [[I_08:%.*]] = phi i32 [ 0, [[FOR_BODY_LR_PH]] ], [ [[INC:%.*]], [[IF_END:%.*]] ] ; CHECK-NEXT: br i1 [[COND]], label [[IF_END]], label [[IF:%.*]] ; CHECK: if: ; CHECK-NEXT: store i32 [[TMP0]], ptr [[PTR2]], align 4 ; CHECK-NEXT: br label [[IF_END]] ; CHECK: if.end: ; CHECK-NEXT: [[INC]] = add nuw nsw i32 [[I_08]], 1 ; CHECK-NEXT: [[CMP:%.*]] = icmp slt i32 [[INC]], 2 ; CHECK-NEXT: br i1 [[CMP]], label [[FOR_BODY]], label [[EXIT:%.*]] ; CHECK: exit: ; CHECK-NEXT: ret void ; entry: %ptr = inttoptr i32 %ptr_i to ptr, !nofree !{} call void @llvm.assume(i1 true) [ "align"(ptr %ptr, i32 16), "dereferenceable"(ptr %ptr, i32 16) ] br i1 %cond, label %for.body.lr.ph, label %if0 if0: store i32 0, ptr %ptr2, align 4 br label %for.body.lr.ph for.body.lr.ph: ; preds = %entry br label %for.body for.body: ; preds = %for.body.lr.ph, %if.end %i.08 = phi i32 [ 0, %for.body.lr.ph ], [ %inc, %if.end ] br i1 %cond, label %if.end, label %if if: %0 = load i32, ptr %ptr, align 4, !invariant.load !{} store i32 %0, ptr %ptr2, align 4 br label %if.end if.end: ; preds = %for.body %inc = add nuw nsw i32 %i.08, 1 %cmp = icmp slt i32 %inc, 2 br i1 %cmp, label %for.body, label %exit exit: ; preds = %if.end, %entry ret void } define void @f_nofree_nosync(i32 %ptr_i, ptr %ptr2, i1 %cond) nofree nosync { ; CHECK-LABEL: @f_nofree_nosync( ; CHECK-NEXT: entry: ; CHECK-NEXT: [[PTR:%.*]] = inttoptr i32 [[PTR_I:%.*]] to ptr ; CHECK-NEXT: call void @llvm.assume(i1 true) [ "align"(ptr [[PTR]], i32 16), "dereferenceable"(ptr [[PTR]], i32 16) ] ; CHECK-NEXT: br i1 [[COND:%.*]], label [[FOR_BODY_LR_PH:%.*]], label [[IF0:%.*]] ; CHECK: if0: ; CHECK-NEXT: store i32 0, ptr [[PTR2:%.*]], align 4 ; CHECK-NEXT: br label [[FOR_BODY_LR_PH]] ; CHECK: for.body.lr.ph: ; CHECK-NEXT: br label [[FOR_BODY:%.*]] ; CHECK: for.body: ; CHECK-NEXT: [[I_08:%.*]] = phi i32 [ 0, [[FOR_BODY_LR_PH]] ], [ [[INC:%.*]], [[IF_END:%.*]] ] ; CHECK-NEXT: br i1 [[COND]], label [[IF_END]], label [[IF:%.*]] ; CHECK: if: ; CHECK-NEXT: [[TMP0:%.*]] = load i32, ptr [[PTR]], align 4, !invariant.load [[META0]] ; CHECK-NEXT: store i32 [[TMP0]], ptr [[PTR2]], align 4 ; CHECK-NEXT: br label [[IF_END]] ; CHECK: if.end: ; CHECK-NEXT: [[INC]] = add nuw nsw i32 [[I_08]], 1 ; CHECK-NEXT: [[CMP:%.*]] = icmp slt i32 [[INC]], 2 ; CHECK-NEXT: br i1 [[CMP]], label [[FOR_BODY]], label [[EXIT:%.*]] ; CHECK: exit: ; CHECK-NEXT: ret void ; entry: %ptr = inttoptr i32 %ptr_i to ptr call void @llvm.assume(i1 true) [ "align"(ptr %ptr, i32 16), "dereferenceable"(ptr %ptr, i32 16) ] br i1 %cond, label %for.body.lr.ph, label %if0 if0: store i32 0, ptr %ptr2, align 4 br label %for.body.lr.ph for.body.lr.ph: ; preds = %entry br label %for.body for.body: ; preds = %for.body.lr.ph, %if.end %i.08 = phi i32 [ 0, %for.body.lr.ph ], [ %inc, %if.end ] br i1 %cond, label %if.end, label %if if: %0 = load i32, ptr %ptr, align 4, !invariant.load !{} store i32 %0, ptr %ptr2, align 4 br label %if.end if.end: ; preds = %for.body %inc = add nuw nsw i32 %i.08, 1 %cmp = icmp slt i32 %inc, 2 br i1 %cmp, label %for.body, label %exit exit: ; preds = %if.end, %entry ret void } define void @f_without_ptrtoint_and_with_nofree_nosync(ptr %ptr, ptr %ptr2, i1 %cond) nofree nosync { ; CHECK-LABEL: @f_without_ptrtoint_and_with_nofree_nosync( ; CHECK-NEXT: entry: ; CHECK-NEXT: call void @llvm.assume(i1 true) [ "align"(ptr [[PTR:%.*]], i32 16), "dereferenceable"(ptr [[PTR]], i32 16) ] ; CHECK-NEXT: br i1 [[COND:%.*]], label [[FOR_BODY_LR_PH:%.*]], label [[IF0:%.*]] ; CHECK: if0: ; CHECK-NEXT: store i32 0, ptr [[PTR2:%.*]], align 4 ; CHECK-NEXT: br label [[FOR_BODY_LR_PH]] ; CHECK: for.body.lr.ph: ; CHECK-NEXT: [[TMP0:%.*]] = load i32, ptr [[PTR]], align 4 ; CHECK-NEXT: br label [[FOR_BODY:%.*]] ; CHECK: for.body: ; CHECK-NEXT: [[I_08:%.*]] = phi i32 [ 0, [[FOR_BODY_LR_PH]] ], [ [[INC:%.*]], [[IF_END:%.*]] ] ; CHECK-NEXT: br i1 [[COND]], label [[IF_END]], label [[IF:%.*]] ; CHECK: if: ; CHECK-NEXT: store i32 [[TMP0]], ptr [[PTR2]], align 4 ; CHECK-NEXT: br label [[IF_END]] ; CHECK: if.end: ; CHECK-NEXT: [[INC]] = add nuw nsw i32 [[I_08]], 1 ; CHECK-NEXT: [[CMP:%.*]] = icmp slt i32 [[INC]], 2 ; CHECK-NEXT: br i1 [[CMP]], label [[FOR_BODY]], label [[EXIT:%.*]] ; CHECK: exit: ; CHECK-NEXT: ret void ; entry: call void @llvm.assume(i1 true) [ "align"(ptr %ptr, i32 16), "dereferenceable"(ptr %ptr, i32 16) ] br i1 %cond, label %for.body.lr.ph, label %if0 if0: store i32 0, ptr %ptr2, align 4 br label %for.body.lr.ph for.body.lr.ph: ; preds = %entry br label %for.body for.body: ; preds = %for.body.lr.ph, %if.end %i.08 = phi i32 [ 0, %for.body.lr.ph ], [ %inc, %if.end ] br i1 %cond, label %if.end, label %if if: %0 = load i32, ptr %ptr, align 4, !invariant.load !{} store i32 %0, ptr %ptr2, align 4 br label %if.end if.end: ; preds = %for.body %inc = add nuw nsw i32 %i.08, 1 %cmp = icmp slt i32 %inc, 2 br i1 %cmp, label %for.body, label %exit exit: ; preds = %if.end, %entry ret void } define void @f_chained_gep_with_nofree_nosync(ptr %ptr, ptr %ptr2, i1 %cond) nofree nosync { ; CHECK-LABEL: @f_chained_gep_with_nofree_nosync( ; CHECK-NEXT: entry: ; CHECK-NEXT: [[GEP:%.*]] = getelementptr inbounds i32, ptr [[PTR:%.*]], i64 1 ; CHECK-NEXT: call void @llvm.assume(i1 true) [ "align"(ptr [[GEP]], i32 16), "dereferenceable"(ptr [[GEP]], i32 16) ] ; CHECK-NEXT: br i1 [[COND:%.*]], label [[FOR_BODY_LR_PH:%.*]], label [[IF0:%.*]] ; CHECK: if0: ; CHECK-NEXT: store i32 0, ptr [[PTR2:%.*]], align 4 ; CHECK-NEXT: br label [[FOR_BODY_LR_PH]] ; CHECK: for.body.lr.ph: ; CHECK-NEXT: br label [[FOR_BODY:%.*]] ; CHECK: for.body: ; CHECK-NEXT: [[I_08:%.*]] = phi i32 [ 0, [[FOR_BODY_LR_PH]] ], [ [[INC:%.*]], [[IF_END:%.*]] ] ; CHECK-NEXT: br i1 [[COND]], label [[IF_END]], label [[IF:%.*]] ; CHECK: if: ; CHECK-NEXT: [[TMP0:%.*]] = load i32, ptr [[GEP]], align 4, !invariant.load [[META0]] ; CHECK-NEXT: store i32 [[TMP0]], ptr [[PTR2]], align 4 ; CHECK-NEXT: br label [[IF_END]] ; CHECK: if.end: ; CHECK-NEXT: [[INC]] = add nuw nsw i32 [[I_08]], 1 ; CHECK-NEXT: [[CMP:%.*]] = icmp slt i32 [[INC]], 2 ; CHECK-NEXT: br i1 [[CMP]], label [[FOR_BODY]], label [[EXIT:%.*]] ; CHECK: exit: ; CHECK-NEXT: ret void ; entry: %gep = getelementptr inbounds i32, ptr %ptr, i64 1 call void @llvm.assume(i1 true) [ "align"(ptr %gep, i32 16), "dereferenceable"(ptr %gep, i32 16) ] br i1 %cond, label %for.body.lr.ph, label %if0 if0: store i32 0, ptr %ptr2, align 4 br label %for.body.lr.ph for.body.lr.ph: ; preds = %entry br label %for.body for.body: ; preds = %for.body.lr.ph, %if.end %i.08 = phi i32 [ 0, %for.body.lr.ph ], [ %inc, %if.end ] br i1 %cond, label %if.end, label %if if: %0 = load i32, ptr %gep, align 4, !invariant.load !{} store i32 %0, ptr %ptr2, align 4 br label %if.end if.end: ; preds = %for.body %inc = add nuw nsw i32 %i.08, 1 %cmp = icmp slt i32 %inc, 2 br i1 %cmp, label %for.body, label %exit exit: ; preds = %if.end, %entry ret void } declare void @llvm.assume(i1 noundef)