| // Copyright 2019 The Chromium OS Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| package main |
| |
| func processGccFlags(builder *commandBuilder) { |
| if !builder.cfg.isHostWrapper { |
| // Flags not supported by GCC. |
| unsupported := map[string]bool{"-Xcompiler": true} |
| |
| // Conversion for flags supported by clang but not gcc. |
| clangToGcc := map[string]string{ |
| "-march=goldmont": "-march=silvermont", |
| "-march=goldmont-plus": "-march=silvermont", |
| "-march=skylake": "-march=corei7", |
| "-march=tigerlake": "-march=corei7", |
| "-march=tremont": "-march=silvermont", |
| } |
| |
| builder.transformArgs(func(arg builderArg) string { |
| if unsupported[arg.value] { |
| return "" |
| } |
| if mapped, ok := clangToGcc[arg.value]; ok { |
| return mapped |
| } |
| return arg.value |
| }) |
| } |
| |
| builder.path += ".real" |
| } |
