1// Copyright 2019 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 config
16
17import (
18	"strings"
19
20	"android/soong/android"
21)
22
23var (
24	LinuxRustFlags     = []string{}
25	LinuxRustLinkFlags = []string{
26		"-B${ccConfig.ClangBin}",
27		"-fuse-ld=lld",
28	}
29	linuxX86Rustflags   = []string{}
30	linuxX86Linkflags   = []string{}
31	linuxX8664Rustflags = []string{}
32	linuxX8664Linkflags = []string{}
33)
34
35func init() {
36	registerToolchainFactory(android.Linux, android.X86_64, linuxX8664ToolchainFactory)
37	registerToolchainFactory(android.Linux, android.X86, linuxX86ToolchainFactory)
38
39	pctx.StaticVariable("LinuxToolchainRustFlags", strings.Join(LinuxRustFlags, " "))
40	pctx.StaticVariable("LinuxToolchainLinkFlags", strings.Join(LinuxRustLinkFlags, " "))
41	pctx.StaticVariable("LinuxToolchainX86RustFlags", strings.Join(linuxX86Rustflags, " "))
42	pctx.StaticVariable("LinuxToolchainX86LinkFlags", strings.Join(linuxX86Linkflags, " "))
43	pctx.StaticVariable("LinuxToolchainX8664RustFlags", strings.Join(linuxX8664Rustflags, " "))
44	pctx.StaticVariable("LinuxToolchainX8664LinkFlags", strings.Join(linuxX8664Linkflags, " "))
45
46}
47
48type toolchainLinux struct {
49	toolchainRustFlags string
50	toolchainLinkFlags string
51}
52
53type toolchainLinuxX86 struct {
54	toolchain32Bit
55	toolchainLinux
56}
57
58type toolchainLinuxX8664 struct {
59	toolchain64Bit
60	toolchainLinux
61}
62
63func (toolchainLinuxX8664) Supported() bool {
64	return true
65}
66
67func (toolchainLinuxX8664) Bionic() bool {
68	return false
69}
70
71func (t *toolchainLinuxX8664) Name() string {
72	return "x86_64"
73}
74
75func (t *toolchainLinuxX8664) RustTriple() string {
76	return "x86_64-unknown-linux-gnu"
77}
78
79func (t *toolchainLinuxX8664) ToolchainLinkFlags() string {
80	return "${config.LinuxToolchainLinkFlags} ${config.LinuxToolchainX8664LinkFlags}"
81}
82
83func (t *toolchainLinuxX8664) ToolchainRustFlags() string {
84	return "${config.LinuxToolchainRustFlags} ${config.LinuxToolchainX8664RustFlags}"
85}
86
87func linuxX8664ToolchainFactory(arch android.Arch) Toolchain {
88	return toolchainLinuxX8664Singleton
89}
90
91func (toolchainLinuxX86) Supported() bool {
92	return true
93}
94
95func (toolchainLinuxX86) Bionic() bool {
96	return false
97}
98
99func (t *toolchainLinuxX86) Name() string {
100	return "x86"
101}
102
103func (t *toolchainLinuxX86) RustTriple() string {
104	return "i686-unknown-linux-gnu"
105}
106
107func (t *toolchainLinuxX86) ToolchainLinkFlags() string {
108	return "${config.LinuxToolchainLinkFlags} ${config.LinuxToolchainX86LinkFlags}"
109}
110
111func (t *toolchainLinuxX86) ToolchainRustFlags() string {
112	return "${config.LinuxToolchainRustFlags} ${config.LinuxToolchainX86RustFlags}"
113}
114
115func linuxX86ToolchainFactory(arch android.Arch) Toolchain {
116	return toolchainLinuxX86Singleton
117}
118
119var toolchainLinuxX8664Singleton Toolchain = &toolchainLinuxX8664{}
120var toolchainLinuxX86Singleton Toolchain = &toolchainLinuxX86{}
121