all: remove scattered remnants of darwin/arm

This removes all conditions and conditional code (that I could find)
that depended on darwin/arm.

Fixes #35439 (since that only happened on darwin/arm)
Fixes #37611.

Change-Id: Ia4c32a5a4368ed75231075832b0b5bfb1ad11986
Reviewed-on: https://go-review.googlesource.com/c/go/+/227198
Run-TryBot: Austin Clements <austin@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Cherry Zhang <cherryyz@google.com>
This commit is contained in:
Austin Clements 2020-04-03 12:22:27 -04:00
parent da8591b61c
commit f7e6ab44b4
50 changed files with 81 additions and 174 deletions

View File

@ -32,7 +32,7 @@ func TestCrossPackageTests(t *testing.T) {
t.Skip("Can't exec cmd/go subprocess on Android.")
case "darwin":
switch runtime.GOARCH {
case "arm", "arm64":
case "arm64":
t.Skip("Can't exec cmd/go subprocess on iOS.")
}
}

View File

@ -62,7 +62,7 @@ import (
func testSigaltstack(t *testing.T) {
switch {
case runtime.GOOS == "solaris", runtime.GOOS == "illumos", runtime.GOOS == "darwin" && (runtime.GOARCH == "arm" || runtime.GOARCH == "arm64"):
case runtime.GOOS == "solaris", runtime.GOOS == "illumos", runtime.GOOS == "darwin" && runtime.GOARCH == "arm64":
t.Skipf("switching signal stack not implemented on %s/%s", runtime.GOOS, runtime.GOARCH)
case runtime.GOOS == "darwin" && runtime.GOARCH == "386":
t.Skipf("sigaltstack fails on darwin/386")

View File

@ -159,7 +159,7 @@ func Add(x int) {
}
func testCthread(t *testing.T) {
if runtime.GOOS == "darwin" && (runtime.GOARCH == "arm" || runtime.GOARCH == "arm64") {
if runtime.GOOS == "darwin" && runtime.GOARCH == "arm64" {
t.Skip("the iOS exec wrapper is unable to properly handle the panic from Add")
}
sum.i = 0

View File

@ -134,7 +134,7 @@ func testMain(m *testing.M) int {
} else {
switch GOOS {
case "darwin":
if GOARCH == "arm" || GOARCH == "arm64" {
if GOARCH == "arm64" {
libbase += "_shared"
}
case "dragonfly", "freebsd", "linux", "netbsd", "openbsd", "solaris", "illumos":
@ -305,7 +305,7 @@ func TestEarlySignalHandler(t *testing.T) {
switch GOOS {
case "darwin":
switch GOARCH {
case "arm", "arm64":
case "arm64":
t.Skipf("skipping on %s/%s; see https://golang.org/issue/13701", GOOS, GOARCH)
}
case "windows":
@ -487,7 +487,7 @@ func checkSignalForwardingTest(t *testing.T) {
switch GOOS {
case "darwin":
switch GOARCH {
case "arm", "arm64":
case "arm64":
t.Skipf("skipping on %s/%s; see https://golang.org/issue/13701", GOOS, GOARCH)
}
case "windows":
@ -603,7 +603,7 @@ func TestExtar(t *testing.T) {
if runtime.Compiler == "gccgo" {
t.Skip("skipping -extar test when using gccgo")
}
if runtime.GOOS == "darwin" && (runtime.GOARCH == "arm" || runtime.GOARCH == "arm64") {
if runtime.GOOS == "darwin" && runtime.GOARCH == "arm64" {
t.Skip("shell scripts are not executable on iOS hosts")
}

View File

@ -108,7 +108,7 @@ func testMain(m *testing.M) int {
libgodir := GOOS + "_" + GOARCH
switch GOOS {
case "darwin":
if GOARCH == "arm" || GOARCH == "arm64" {
if GOARCH == "arm64" {
libgodir += "_shared"
}
case "dragonfly", "freebsd", "linux", "netbsd", "openbsd", "solaris", "illumos":

View File

@ -20,7 +20,7 @@ import (
func requireTestSOSupported(t *testing.T) {
t.Helper()
switch runtime.GOARCH {
case "arm", "arm64":
case "arm64":
if runtime.GOOS == "darwin" {
t.Skip("No exec facility on iOS.")
}

View File

@ -20,7 +20,7 @@ import (
func requireTestSOSupported(t *testing.T) {
t.Helper()
switch runtime.GOARCH {
case "arm", "arm64":
case "arm64":
if runtime.GOOS == "darwin" {
t.Skip("No exec facility on iOS.")
}

View File

@ -8,9 +8,7 @@ export IPHONEOS_DEPLOYMENT_TARGET=5.1
# cmd/cgo doesn't support llvm-gcc-4.2, so we have to use clang.
CLANG=`xcrun --sdk $SDK --find clang`
if [ "$GOARCH" == "arm" ]; then
CLANGARCH="armv7"
elif [ "$GOARCH" == "arm64" ]; then
if [ "$GOARCH" == "arm64" ]; then
CLANGARCH="arm64"
else
echo "unknown GOARCH=$GOARCH" >&2

View File

@ -42,7 +42,7 @@ gettargets() {
}
selectedtargets() {
gettargets | egrep -v 'android-arm|darwin-arm' | egrep "$pattern"
gettargets | egrep -v 'android-arm|darwin-arm64' | egrep "$pattern"
}
# put linux first in the target list to get all the architectures up front.

View File

@ -1461,8 +1461,8 @@ func wrapperPathFor(goos, goarch string) string {
if gohostos != "android" {
return pathf("%s/misc/android/go_android_exec.go", goroot)
}
case goos == "darwin" && (goarch == "arm" || goarch == "arm64"):
if gohostos != "darwin" || (gohostarch != "arm" && gohostarch != "arm64") {
case goos == "darwin" && goarch == "arm64":
if gohostos != "darwin" || gohostarch != "arm64" {
return pathf("%s/misc/ios/go_darwin_arm_exec.go", goroot)
}
}

View File

@ -887,7 +887,7 @@ func (t *tester) addCmd(dt *distTest, dir string, cmdline ...interface{}) *exec.
}
func (t *tester) iOS() bool {
return goos == "darwin" && (goarch == "arm" || goarch == "arm64")
return goos == "darwin" && goarch == "arm64"
}
func (t *tester) out(v string) {
@ -902,7 +902,7 @@ func (t *tester) extLink() bool {
switch pair {
case "aix-ppc64",
"android-arm", "android-arm64",
"darwin-386", "darwin-amd64", "darwin-arm", "darwin-arm64",
"darwin-386", "darwin-amd64", "darwin-arm64",
"dragonfly-amd64",
"freebsd-386", "freebsd-amd64", "freebsd-arm",
"linux-386", "linux-amd64", "linux-arm", "linux-arm64", "linux-ppc64le", "linux-mips64", "linux-mips64le", "linux-mips", "linux-mipsle", "linux-s390x",
@ -927,7 +927,7 @@ func (t *tester) internalLink() bool {
if goos == "android" {
return false
}
if goos == "darwin" && (goarch == "arm" || goarch == "arm64") {
if t.iOS() {
return false
}
// Internally linking cgo is incomplete on some architectures.
@ -963,7 +963,7 @@ func (t *tester) supportedBuildmode(mode string) bool {
}
switch pair {
case "aix-ppc64",
"darwin-386", "darwin-amd64", "darwin-arm", "darwin-arm64",
"darwin-386", "darwin-amd64", "darwin-arm64",
"linux-amd64", "linux-386", "linux-ppc64le", "linux-s390x",
"freebsd-amd64",
"windows-amd64", "windows-386":

View File

@ -383,8 +383,8 @@ func xsamefile(f1, f2 string) bool {
}
func xgetgoarm() string {
if goos == "darwin" || goos == "android" {
// Assume all darwin/arm and android devices have VFPv3.
if goos == "android" {
// Assume all android devices have VFPv3.
// These ports are also mostly cross-compiled, so it makes little
// sense to auto-detect the setting.
return "7"

View File

@ -36,8 +36,8 @@ func TestMain(m *testing.M) {
}
func maybeSkip(t *testing.T) {
if runtime.GOOS == "darwin" && strings.HasPrefix(runtime.GOARCH, "arm") {
t.Skip("darwin/arm does not have a full file tree")
if runtime.GOOS == "darwin" && runtime.GOARCH == "arm64" {
t.Skip("darwin/arm64 does not have a full file tree")
}
}

View File

@ -61,7 +61,7 @@ func init() {
canRun = false
case "darwin":
switch runtime.GOARCH {
case "arm", "arm64":
case "arm64":
canRun = false
}
case "linux":

View File

@ -1940,8 +1940,7 @@ func externalLinkingForced(p *Package) bool {
return true
}
case "darwin":
switch cfg.BuildContext.GOARCH {
case "arm", "arm64":
if cfg.BuildContext.GOARCH == "arm64" {
return true
}
}

View File

@ -222,7 +222,7 @@ func pkgImportPath(pkgpath string) *load.Package {
func TestRespectSetgidDir(t *testing.T) {
switch runtime.GOOS {
case "darwin":
if runtime.GOARCH == "arm" || runtime.GOARCH == "arm64" {
if runtime.GOARCH == "arm64" {
t.Skip("can't set SetGID bit with chmod on iOS")
}
case "windows", "plan9":

View File

@ -117,7 +117,7 @@ func buildModeInit() {
switch cfg.Goos {
case "darwin":
switch cfg.Goarch {
case "arm", "arm64":
case "arm64":
codegenArg = "-shared"
}
@ -151,7 +151,7 @@ func buildModeInit() {
ldBuildmode = "pie"
case "darwin":
switch cfg.Goarch {
case "arm", "arm64":
case "arm64":
codegenArg = "-shared"
}
fallthrough

View File

@ -39,7 +39,7 @@ func MustLinkExternal(goos, goarch string) bool {
return true
}
case "darwin":
if goarch == "arm" || goarch == "arm64" {
if goarch == "arm64" {
return true
}
}

View File

@ -789,11 +789,6 @@ func asmb(ctxt *ld.Link) {
}
func asmb2(ctxt *ld.Link) {
machlink := uint32(0)
if ctxt.HeadType == objabi.Hdarwin {
machlink = uint32(ld.Domacholink(ctxt))
}
/* output symbol table */
ld.Symsize = 0
@ -811,9 +806,6 @@ func asmb2(ctxt *ld.Link) {
case objabi.Hplan9:
symo = uint32(ld.Segdata.Fileoff + ld.Segdata.Filelen)
case objabi.Hdarwin:
symo = uint32(ld.Segdwarf.Fileoff + uint64(ld.Rnd(int64(ld.Segdwarf.Filelen), int64(*ld.FlagRound))) + uint64(machlink))
case objabi.Hwindows:
symo = uint32(ld.Segdwarf.Fileoff + ld.Segdwarf.Filelen)
symo = uint32(ld.Rnd(int64(symo), ld.PEFILEALIGN))
@ -845,11 +837,6 @@ func asmb2(ctxt *ld.Link) {
case objabi.Hwindows:
// Do nothing
case objabi.Hdarwin:
if ctxt.LinkMode == ld.LinkExternal {
ld.Machoemitreloc(ctxt)
}
}
}
@ -872,9 +859,6 @@ func asmb2(ctxt *ld.Link) {
objabi.Hopenbsd:
ld.Asmbelf(ctxt, int64(symo))
case objabi.Hdarwin:
ld.Asmbmacho(ctxt)
case objabi.Hwindows:
ld.Asmbpe(ctxt)
}

View File

@ -100,15 +100,6 @@ func archinit(ctxt *ld.Link) {
*ld.FlagRound = 0x10000
}
case objabi.Hdarwin: /* apple MACH */
ld.HEADR = ld.INITIAL_MACHO_HEADR
if *ld.FlagTextAddr == -1 {
*ld.FlagTextAddr = 4096 + int64(ld.HEADR)
}
if *ld.FlagRound == -1 {
*ld.FlagRound = 4096
}
case objabi.Hwindows: /* PE executable */
// ld.HEADR, ld.FlagTextAddr, ld.FlagRound are set in ld.Peinit
return

View File

@ -106,9 +106,6 @@ func (ctxt *Link) computeTLSOffset() {
case sys.AMD64:
ctxt.Tlsoffset = 0x30
case sys.ARM:
ctxt.Tlsoffset = 0 // dummy value, not needed
case sys.ARM64:
ctxt.Tlsoffset = 0 // dummy value, not needed
}

View File

@ -618,15 +618,6 @@ func archreloc(ctxt *ld.Link, r *sym.Reloc, s *sym.Symbol, val int64) (int64, bo
}
r.Xsym = rs
// ld64 for arm seems to want the symbol table to contain offset
// into the section rather than pseudo virtual address that contains
// the section load address.
// we need to compensate that by removing the instruction's address
// from addend.
if ctxt.HeadType == objabi.Hdarwin {
r.Xadd -= ld.Symaddr(s) + int64(r.Off)
}
if r.Xadd/4 > 0x7fffff || r.Xadd/4 < -0x800000 {
ld.Errorf(s, "direct call too far %d", r.Xadd/4)
}
@ -789,11 +780,6 @@ func asmb(ctxt *ld.Link) {
}
func asmb2(ctxt *ld.Link) {
machlink := uint32(0)
if ctxt.HeadType == objabi.Hdarwin {
machlink = uint32(ld.Domacholink(ctxt))
}
/* output symbol table */
ld.Symsize = 0
@ -811,9 +797,6 @@ func asmb2(ctxt *ld.Link) {
case objabi.Hplan9:
symo = uint32(ld.Segdata.Fileoff + ld.Segdata.Filelen)
case objabi.Hdarwin:
symo = uint32(ld.Segdwarf.Fileoff + uint64(ld.Rnd(int64(ld.Segdwarf.Filelen), int64(*ld.FlagRound))) + uint64(machlink))
case objabi.Hwindows:
symo = uint32(ld.Segdwarf.Fileoff + ld.Segdwarf.Filelen)
symo = uint32(ld.Rnd(int64(symo), ld.PEFILEALIGN))
@ -845,11 +828,6 @@ func asmb2(ctxt *ld.Link) {
case objabi.Hwindows:
// Do nothing
case objabi.Hdarwin:
if ctxt.LinkMode == ld.LinkExternal {
ld.Machoemitreloc(ctxt)
}
}
}
@ -872,9 +850,6 @@ func asmb2(ctxt *ld.Link) {
objabi.Hopenbsd:
ld.Asmbelf(ctxt, int64(symo))
case objabi.Hdarwin:
ld.Asmbmacho(ctxt)
case objabi.Hwindows:
ld.Asmbpe(ctxt)
}

View File

@ -100,15 +100,6 @@ func archinit(ctxt *ld.Link) {
*ld.FlagRound = 0x10000
}
case objabi.Hdarwin: /* apple MACH */
ld.HEADR = ld.INITIAL_MACHO_HEADR
if *ld.FlagTextAddr == -1 {
*ld.FlagTextAddr = 4096 + int64(ld.HEADR)
}
if *ld.FlagRound == -1 {
*ld.FlagRound = 4096
}
case objabi.Hwindows: /* PE executable */
// ld.HEADR, ld.FlagTextAddr, ld.FlagRound are set in ld.Peinit
return

View File

@ -104,9 +104,6 @@ func (ctxt *Link) computeTLSOffset() {
case sys.AMD64:
ctxt.Tlsoffset = 0x30
case sys.ARM:
ctxt.Tlsoffset = 0 // dummy value, not needed
case sys.ARM64:
ctxt.Tlsoffset = 0 // dummy value, not needed
}

View File

@ -16,7 +16,7 @@ import (
func TestSystemRoots(t *testing.T) {
switch runtime.GOARCH {
case "arm", "arm64":
case "arm64":
t.Skipf("skipping on %s/%s, no system root", runtime.GOOS, runtime.GOARCH)
}

View File

@ -111,11 +111,8 @@ func TestMultiplePackageImport(t *testing.T) {
}
func TestLocalDirectory(t *testing.T) {
if runtime.GOOS == "darwin" {
switch runtime.GOARCH {
case "arm", "arm64":
t.Skipf("skipping on %s/%s, no valid GOROOT", runtime.GOOS, runtime.GOARCH)
}
if runtime.GOOS == "darwin" && runtime.GOARCH == "arm64" {
t.Skipf("skipping on %s/%s, no valid GOROOT", runtime.GOOS, runtime.GOARCH)
}
cwd, err := os.Getwd()
@ -244,11 +241,8 @@ func TestMatchFile(t *testing.T) {
}
func TestImportCmd(t *testing.T) {
if runtime.GOOS == "darwin" {
switch runtime.GOARCH {
case "arm", "arm64":
t.Skipf("skipping on %s/%s, no valid GOROOT", runtime.GOOS, runtime.GOARCH)
}
if runtime.GOOS == "darwin" && runtime.GOARCH == "arm64" {
t.Skipf("skipping on %s/%s, no valid GOROOT", runtime.GOOS, runtime.GOARCH)
}
p, err := Import("cmd/internal/objfile", "", 0)

View File

@ -517,7 +517,7 @@ func listStdPkgs(goroot string) ([]string, error) {
}
func TestDependencies(t *testing.T) {
iOS := runtime.GOOS == "darwin" && (runtime.GOARCH == "arm" || runtime.GOARCH == "arm64")
iOS := runtime.GOOS == "darwin" && runtime.GOARCH == "arm64"
if iOS {
// Tests run in a limited file system and we do not
// provide access to every source file.

View File

@ -26,8 +26,7 @@ import (
// import.
func skipSpecialPlatforms(t *testing.T) {
switch platform := runtime.GOOS + "-" + runtime.GOARCH; platform {
case "darwin-arm",
"darwin-arm64":
case "darwin-arm64":
t.Skipf("no compiled packages available for import on %s", platform)
}
}

View File

@ -46,7 +46,7 @@ func HasGoBuild() bool {
case "android", "js":
return false
case "darwin":
if strings.HasPrefix(runtime.GOARCH, "arm") {
if runtime.GOARCH == "arm64" {
return false
}
}
@ -125,7 +125,7 @@ func HasExec() bool {
case "js":
return false
case "darwin":
if strings.HasPrefix(runtime.GOARCH, "arm") {
if runtime.GOARCH == "arm64" {
return false
}
}
@ -136,7 +136,7 @@ func HasExec() bool {
func HasSrc() bool {
switch runtime.GOOS {
case "darwin":
if strings.HasPrefix(runtime.GOARCH, "arm") {
if runtime.GOARCH == "arm64" {
return false
}
}

View File

@ -3,7 +3,7 @@
# Use of this source code is governed by a BSD-style
# license that can be found in the LICENSE file.
# For testing darwin/arm{,64} on iOS.
# For testing darwin/arm64 on iOS.
set -e
ulimit -c 0 # no core files
@ -20,13 +20,10 @@ if [ "$GOOS" != "darwin" ]; then
echo "iostest.bash requires GOOS=darwin, got GOOS=$GOOS" 1>&2
exit 1
fi
if [ "$GOARCH" != "arm" ] && [ "$GOARCH" != "arm64" ]; then
echo "iostest.bash requires GOARCH=arm or GOARCH=arm64, got GOARCH=$GOARCH" 1>&2
if [ "$GOARCH" != "arm64" ]; then
echo "iostest.bash requires GOARCH=arm64, got GOARCH=$GOARCH" 1>&2
exit 1
fi
if [ "$GOARCH" = "arm" ]; then
export GOARM=7
fi
if [ "$1" = "-restart" ]; then
# Reboot to make sure previous runs do not interfere with the current run.

View File

@ -53,7 +53,7 @@ func testableNetwork(network string) bool {
switch runtime.GOOS {
case "darwin":
switch runtime.GOARCH {
case "arm", "arm64":
case "arm64":
return false
}
case "android":

View File

@ -991,7 +991,7 @@ func TestDialerControl(t *testing.T) {
// except that it won't skip testing on non-mobile builders.
func mustHaveExternalNetwork(t *testing.T) {
t.Helper()
mobile := runtime.GOOS == "android" || runtime.GOOS == "darwin" && (runtime.GOARCH == "arm" || runtime.GOARCH == "arm64")
mobile := runtime.GOOS == "android" || runtime.GOOS == "darwin" && runtime.GOARCH == "arm64"
if testenv.Builder() == "" || mobile {
testenv.MustHaveExternalNetwork(t)
}

View File

@ -74,7 +74,7 @@ func TestLookupGoogleSRV(t *testing.T) {
t.Parallel()
mustHaveExternalNetwork(t)
if runtime.GOOS == "darwin" && (runtime.GOARCH == "arm" || runtime.GOARCH == "arm64") {
if iOS() {
t.Skip("no resolv.conf on iOS")
}
@ -123,7 +123,7 @@ func TestLookupGmailMX(t *testing.T) {
t.Parallel()
mustHaveExternalNetwork(t)
if runtime.GOOS == "darwin" && (runtime.GOARCH == "arm" || runtime.GOARCH == "arm64") {
if iOS() {
t.Skip("no resolv.conf on iOS")
}
@ -169,7 +169,7 @@ func TestLookupGmailNS(t *testing.T) {
t.Parallel()
mustHaveExternalNetwork(t)
if runtime.GOOS == "darwin" && (runtime.GOARCH == "arm" || runtime.GOARCH == "arm64") {
if iOS() {
t.Skip("no resolv.conf on iOS")
}
@ -218,7 +218,7 @@ func TestLookupGmailTXT(t *testing.T) {
t.Parallel()
mustHaveExternalNetwork(t)
if runtime.GOOS == "darwin" && (runtime.GOARCH == "arm" || runtime.GOARCH == "arm64") {
if iOS() {
t.Skip("no resolv.conf on iOS")
}
@ -637,7 +637,7 @@ func TestLookupDotsWithRemoteSource(t *testing.T) {
t.Skip("IPv4 is required")
}
if runtime.GOOS == "darwin" && (runtime.GOARCH == "arm" || runtime.GOARCH == "arm64") {
if iOS() {
t.Skip("no resolv.conf on iOS")
}

View File

@ -54,7 +54,7 @@ func testableNetwork(network string) bool {
return unixEnabledOnAIX
}
// iOS does not support unix, unixgram.
if runtime.GOOS == "darwin" && (runtime.GOARCH == "arm" || runtime.GOARCH == "arm64") {
if iOS() {
return false
}
case "unixpacket":
@ -81,6 +81,10 @@ func testableNetwork(network string) bool {
return true
}
func iOS() bool {
return runtime.GOOS == "darwin" && runtime.GOARCH == "arm64"
}
// testableAddress reports whether address of network is testable on
// the current platform configuration.
func testableAddress(network, address string) bool {

View File

@ -745,7 +745,7 @@ func TestWriteTimeoutFluctuation(t *testing.T) {
defer c.Close()
d := time.Second
if runtime.GOOS == "darwin" && (runtime.GOARCH == "arm" || runtime.GOARCH == "arm64") {
if iOS() {
d = 3 * time.Second // see golang.org/issue/10775
}
max := time.NewTimer(d)

View File

@ -482,7 +482,7 @@ func UserHomeDir() (string, error) {
case "android":
return "/sdcard", nil
case "darwin":
if runtime.GOARCH == "arm" || runtime.GOARCH == "arm64" {
if runtime.GOARCH == "arm64" {
return "/", nil
}
}

View File

@ -54,7 +54,7 @@ var sysdir = func() *sysDir {
}
case "darwin":
switch runtime.GOARCH {
case "arm", "arm64":
case "arm64":
wd, err := syscall.Getwd()
if err != nil {
wd = err.Error()
@ -146,7 +146,7 @@ func localTmp() string {
return TempDir()
case "darwin":
switch runtime.GOARCH {
case "arm", "arm64":
case "arm64":
return TempDir()
}
}
@ -483,7 +483,7 @@ func TestReaddirnamesOneAtATime(t *testing.T) {
dir = "/system/bin"
case "darwin":
switch runtime.GOARCH {
case "arm", "arm64":
case "arm64":
wd, err := Getwd()
if err != nil {
t.Fatal(err)
@ -1297,7 +1297,7 @@ func TestChdirAndGetwd(t *testing.T) {
dirs = []string{"/", "/usr"}
case "darwin":
switch runtime.GOARCH {
case "arm", "arm64":
case "arm64":
dirs = nil
for _, d := range []string{"d1", "d2"} {
dir, err := ioutil.TempDir("", d)

View File

@ -109,8 +109,8 @@ func TestMkdirAllAtSlash(t *testing.T) {
t.Skipf("skipping on %s", runtime.GOOS)
case "darwin":
switch runtime.GOARCH {
case "arm", "arm64":
t.Skipf("skipping on darwin/%s, mkdir returns EPERM", runtime.GOARCH)
case "arm64":
t.Skipf("skipping on darwin/arm64, mkdir returns EPERM")
}
}
RemoveAll("/_go_os_test")

View File

@ -24,7 +24,7 @@ func (p *Process) blockUntilWaitable() (bool, error) {
// The waitid system call expects a pointer to a siginfo_t,
// which is 128 bytes on all GNU/Linux systems.
// On Darwin, it requires greater than or equal to 64 bytes
// for darwin/{386,arm} and 104 bytes for darwin/amd64.
// for darwin/386 and 104 bytes for darwin/amd64.
// We don't care about the values it returns.
var siginfo [16]uint64
psig := &siginfo[0]

View File

@ -431,12 +431,9 @@ func chtmpdir(t *testing.T) (restore func()) {
}
func TestWalk(t *testing.T) {
if runtime.GOOS == "darwin" {
switch runtime.GOARCH {
case "arm", "arm64":
restore := chtmpdir(t)
defer restore()
}
if runtime.GOOS == "darwin" && runtime.GOARCH == "arm64" {
restore := chtmpdir(t)
defer restore()
}
tmpDir, err := ioutil.TempDir("", "TestWalk")
@ -1281,11 +1278,8 @@ func TestDriveLetterInEvalSymlinks(t *testing.T) {
}
func TestBug3486(t *testing.T) { // https://golang.org/issue/3486
if runtime.GOOS == "darwin" {
switch runtime.GOARCH {
case "arm", "arm64":
t.Skipf("skipping on %s/%s", runtime.GOOS, runtime.GOARCH)
}
if runtime.GOOS == "darwin" && runtime.GOARCH == "arm64" {
t.Skipf("skipping on %s/%s", runtime.GOOS, runtime.GOARCH)
}
root, err := filepath.EvalSymlinks(runtime.GOROOT() + "/test")
if err != nil {

View File

@ -11,8 +11,7 @@ package cgo
/*
#cgo darwin,!arm,!arm64 LDFLAGS: -lpthread
#cgo darwin,arm LDFLAGS: -framework CoreFoundation
#cgo darwin,!arm64 LDFLAGS: -lpthread
#cgo darwin,arm64 LDFLAGS: -framework CoreFoundation
#cgo dragonfly LDFLAGS: -lpthread
#cgo freebsd LDFLAGS: -lpthread

View File

@ -94,7 +94,7 @@ threadentry(void *v)
}
// init_working_dir sets the current working directory to the app root.
// By default darwin/arm processes start in "/".
// By default darwin/arm64 processes start in "/".
static void
init_working_dir()
{

View File

@ -289,9 +289,9 @@ func mpreinit(mp *m) {
// Called to initialize a new m (including the bootstrap m).
// Called on the new thread, cannot allocate memory.
func minit() {
// The alternate signal stack is buggy on arm and arm64.
// The alternate signal stack is buggy on arm64.
// The signal handler handles it directly.
if GOARCH != "arm" && GOARCH != "arm64" {
if GOARCH != "arm64" {
minitSignalStack()
}
minitSignalMask()
@ -301,9 +301,9 @@ func minit() {
// Called from dropm to undo the effect of an minit.
//go:nosplit
func unminit() {
// The alternate signal stack is buggy on arm and arm64.
// The alternate signal stack is buggy on arm64.
// See minit.
if GOARCH != "arm" && GOARCH != "arm64" {
if GOARCH != "arm64" {
unminitSignals()
}
}

View File

@ -226,7 +226,7 @@ func testCPUProfile(t *testing.T, matches matchFunc, need []string, avoid []stri
switch runtime.GOOS {
case "darwin":
switch runtime.GOARCH {
case "arm", "arm64":
case "arm64":
// nothing
default:
out, err := exec.Command("uname", "-a").CombinedOutput()

View File

@ -63,9 +63,7 @@ func (c *sigctxt) preparePanic(sig uint32, gp *g) {
c.set_pc(uint32(funcPC(sigpanic)))
}
// TODO(issue 35439): enabling async preemption causes failures on darwin/arm.
// Disable for now.
const pushCallSupported = GOOS != "darwin"
const pushCallSupported = true
func (c *sigctxt) pushCall(targetPC uintptr) {
// Push the LR to stack, as we'll clobber it in order to

View File

@ -350,8 +350,8 @@ func preemptM(mp *m) {
// yet, so doSigPreempt won't work.
return
}
if GOOS == "darwin" && (GOARCH == "arm" || GOARCH == "arm64") && !iscgo {
// On darwin, we use libc calls, and cgo is required on ARM and ARM64
if GOOS == "darwin" && GOARCH == "arm64" && !iscgo {
// On darwin, we use libc calls, and cgo is required on ARM64
// so we have TLS set up to save/restore G during C calls. If cgo is
// absent, we cannot save/restore G in TLS, and if a signal is
// received during C execution we cannot get the G. Therefore don't
@ -1191,7 +1191,7 @@ func signalstack(s *stack) {
sigaltstack(&st, nil)
}
// setsigsegv is used on darwin/arm{,64} to fake a segmentation fault.
// setsigsegv is used on darwin/arm64 to fake a segmentation fault.
//
// This is exported via linkname to assembly in runtime/cgo.
//

View File

@ -17,14 +17,11 @@
// Note: both functions will clobber R0 and R11 and
// can be called from 5c ABI code.
// On android and darwin, runtime.tls_g is a normal variable.
// On android, runtime.tls_g is a normal variable.
// TLS offset is computed in x_cgo_inittls.
#ifdef GOOS_android
#define TLSG_IS_VARIABLE
#endif
#ifdef GOOS_darwin
#define TLSG_IS_VARIABLE
#endif
// save_g saves the g register into pthread-provided
// thread-local memory, so that we can call externally compiled

View File

@ -132,7 +132,7 @@ func uint64mod(n, d uint64) uint64 {
//go:nosplit
// nosplit because division is used in syscall context in nanotime on darwin/386
// and darwin/arm where stack splits are not allowed.
// where stack splits are not allowed.
func int64div(n, d int64) int64 {
// Check for 32 bit operands
if int64(int32(n)) == n && int64(int32(d)) == d {

View File

@ -142,13 +142,6 @@ darwin_arm64)
mktypes="GOARCH=$GOARCH go tool cgo -godefs"
mkasm="go run mkasm_darwin.go"
;;
darwin_arm)
mkerrors="$mkerrors -m32"
mksyscall="./mksyscall.pl -l32 -darwin"
mksysnum="./mksysnum_darwin.pl /usr/include/sys/syscall.h"
mktypes="GOARCH=$GOARCH go tool cgo -godefs"
mkasm="go run mkasm_darwin.go"
;;
dragonfly_amd64)
mkerrors="$mkerrors -m64"
mksyscall="./mksyscall.pl -dragonfly"

View File

@ -70,7 +70,7 @@ func _() {
// Thus this test also verifies that the Flock_t structure can be
// roundtripped with F_SETLK and F_GETLK.
func TestFcntlFlock(t *testing.T) {
if runtime.GOOS == "darwin" && (runtime.GOARCH == "arm" || runtime.GOARCH == "arm64") {
if runtime.GOOS == "darwin" && runtime.GOARCH == "arm64" {
t.Skip("skipping; no child processes allowed on iOS")
}
flock := syscall.Flock_t{