1// Copyright 2022 The Android Open Source Project 2// 3// Licensed under the Apache License, Version 2.0 (the "License"); 4// you may not use this file except in compliance with the License. 5// You may obtain a copy of the License at 6// 7// http://www.apache.org/licenses/LICENSE-2.0 8// 9// Unless required by applicable law or agreed to in writing, software 10// distributed under the License is distributed on an "AS IS" BASIS, 11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12// See the License for the specific language governing permissions and 13// limitations under the License. 14 15package rust 16 17import ( 18 "fmt" 19 20 "android/soong/cc" 21) 22 23const afdoFlagFormat = "-Zprofile-sample-use=%s" 24 25type afdo struct { 26 Properties cc.AfdoProperties 27} 28 29func (afdo *afdo) props() []interface{} { 30 return []interface{}{&afdo.Properties} 31} 32 33func (afdo *afdo) flags(ctx ModuleContext, flags Flags, deps PathDeps) (Flags, PathDeps) { 34 if ctx.Host() { 35 return flags, deps 36 } 37 38 if afdo != nil && afdo.Properties.Afdo { 39 if profileFile := afdo.Properties.GetAfdoProfileFile(ctx, ctx.ModuleName()); profileFile.Valid() { 40 profileUseFlag := fmt.Sprintf(afdoFlagFormat, profileFile) 41 flags.RustFlags = append(flags.RustFlags, profileUseFlag) 42 43 profileFilePath := profileFile.Path() 44 deps.AfdoProfiles = append(deps.AfdoProfiles, profileFilePath) 45 } 46 } 47 return flags, deps 48} 49