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117 lines
2.9 KiB
Go
117 lines
2.9 KiB
Go
// Copyright 2018 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package sys
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// RaceDetectorSupported reports whether goos/goarch supports the race
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// detector. There is a copy of this function in cmd/dist/test.go.
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// Race detector only supports 48-bit VMA on arm64. But it will always
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// return true for arm64, because we don't have VMA size information during
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// the compile time.
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func RaceDetectorSupported(goos, goarch string) bool {
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switch goos {
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case "linux":
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return goarch == "amd64" || goarch == "ppc64le" || goarch == "arm64"
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case "darwin", "freebsd", "netbsd", "windows":
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return goarch == "amd64"
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default:
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return false
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}
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}
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// MSanSupported reports whether goos/goarch supports the memory
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// sanitizer option. There is a copy of this function in cmd/dist/test.go.
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func MSanSupported(goos, goarch string) bool {
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switch goos {
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case "linux":
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return goarch == "amd64" || goarch == "arm64"
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default:
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return false
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}
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}
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// MustLinkExternal reports whether goos/goarch requires external linking.
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func MustLinkExternal(goos, goarch string) bool {
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switch goos {
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case "android":
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if goarch != "arm64" {
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return true
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}
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case "darwin":
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if goarch == "arm64" {
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return true
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}
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}
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return false
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}
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// BuildModeSupported reports whether goos/goarch supports the given build mode
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// using the given compiler.
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func BuildModeSupported(compiler, buildmode, goos, goarch string) bool {
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if compiler == "gccgo" {
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return true
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}
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platform := goos + "/" + goarch
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switch buildmode {
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case "archive":
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return true
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case "c-archive":
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// TODO(bcmills): This seems dubious.
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// Do we really support c-archive mode on js/wasm‽
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return platform != "linux/ppc64"
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case "c-shared":
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switch platform {
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case "linux/amd64", "linux/arm", "linux/arm64", "linux/386", "linux/ppc64le", "linux/s390x",
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"android/amd64", "android/arm", "android/arm64", "android/386",
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"freebsd/amd64",
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"darwin/amd64",
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"windows/amd64", "windows/386":
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return true
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}
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return false
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case "default":
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return true
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case "exe":
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return true
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case "pie":
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switch platform {
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case "linux/386", "linux/amd64", "linux/arm", "linux/arm64", "linux/ppc64le", "linux/s390x",
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"android/amd64", "android/arm", "android/arm64", "android/386",
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"freebsd/amd64",
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"darwin/amd64",
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"aix/ppc64",
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"windows/386", "windows/amd64", "windows/arm":
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return true
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}
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return false
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case "shared":
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switch platform {
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case "linux/386", "linux/amd64", "linux/arm", "linux/arm64", "linux/ppc64le", "linux/s390x":
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return true
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}
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return false
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case "plugin":
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switch platform {
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case "linux/amd64", "linux/arm", "linux/arm64", "linux/386", "linux/s390x", "linux/ppc64le",
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"android/amd64", "android/arm", "android/arm64", "android/386",
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"darwin/amd64",
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"freebsd/amd64":
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return true
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}
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return false
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default:
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return false
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}
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}
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