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all: add support for windows/amd64

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This uses Mingw-w64, which seems to be the de facto standard for porting
Unixy programs to Windows.
This commit is contained in:
Ayke van Laethem
2021-11-05 13:23:08 +01:00
committed by Ron Evans
parent 41bcad9c19
commit 869e917dc6
26 changed files with 841 additions and 161 deletions
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compileopts/config.go
+9
View File
@@ -272,6 +272,15 @@ func (c *Config) CFlags() []string {
case "wasi-libc":
root := goenv.Get("TINYGOROOT")
cflags = append(cflags, "--sysroot="+root+"/lib/wasi-libc/sysroot")
case "mingw-w64":
root := goenv.Get("TINYGOROOT")
path, _ := c.LibcPath("mingw-w64")
cflags = append(cflags,
"--sysroot="+path,
"-Xclang", "-internal-isystem", "-Xclang", filepath.Join(root, "lib", "mingw-w64", "mingw-w64-headers", "crt"),
"-Xclang", "-internal-isystem", "-Xclang", filepath.Join(root, "lib", "mingw-w64", "mingw-w64-headers", "defaults", "include"),
"-D_UCRT",
)
case "":
// No libc specified, nothing to add.
default:
compileopts/target.go
+26 -8
View File
@@ -206,6 +206,9 @@ func LoadTarget(options *Options) (*TargetSpec, error) {
if options.GOARCH == "arm" {
target += "-gnueabihf"
}
if options.GOOS == "windows" {
target += "-gnu"
}
return defaultTarget(options.GOOS, options.GOARCH, target)
}
@@ -230,13 +233,7 @@ func LoadTarget(options *Options) (*TargetSpec, error) {
return spec, nil
}
// WindowsBuildNotSupportedErr is being thrown, when goos is windows and no target has been specified.
var WindowsBuildNotSupportedErr = errors.New("Building Windows binaries is currently not supported. Try specifying a different target")
func defaultTarget(goos, goarch, triple string) (*TargetSpec, error) {
if goos == "windows" {
return nil, WindowsBuildNotSupportedErr
}
// No target spec available. Use the default one, useful on most systems
// with a regular OS.
spec := TargetSpec{
@@ -279,12 +276,28 @@ func defaultTarget(goos, goarch, triple string) (*TargetSpec, error) {
spec.RTLib = "compiler-rt"
spec.Libc = "musl"
spec.LDFlags = append(spec.LDFlags, "--gc-sections")
} else if goos == "windows" {
spec.Linker = "ld.lld"
spec.Libc = "mingw-w64"
spec.LDFlags = append(spec.LDFlags,
"-m", "i386pep",
"-Bdynamic",
"--image-base", "0x400000",
"--gc-sections",
"--no-insert-timestamp",
)
} else {
spec.LDFlags = append(spec.LDFlags, "-no-pie", "-Wl,--gc-sections") // WARNING: clang < 5.0 requires -nopie
}
if goarch != "wasm" {
spec.ExtraFiles = append(spec.ExtraFiles, "src/runtime/gc_"+goarch+".S")
spec.ExtraFiles = append(spec.ExtraFiles, "src/internal/task/task_stack_"+goarch+".S")
suffix := ""
if goos == "windows" {
// Windows uses a different calling convention from other operating
// systems so we need separate assembly files.
suffix = "_windows"
}
spec.ExtraFiles = append(spec.ExtraFiles, "src/runtime/gc_"+goarch+suffix+".S")
spec.ExtraFiles = append(spec.ExtraFiles, "src/internal/task/task_stack_"+goarch+suffix+".S")
}
if goarch != runtime.GOARCH {
// Some educated guesses as to how to invoke helper programs.
@@ -296,6 +309,11 @@ func defaultTarget(goos, goarch, triple string) (*TargetSpec, error) {
spec.Emulator = []string{"qemu-aarch64"}
}
}
if goos != runtime.GOOS {
if goos == "windows" {
spec.Emulator = []string{"wine"}
}
}
return &spec, nil
}