diff --git a/src/runtime/cgo/gcc_netbsd_386.c b/src/runtime/cgo/gcc_netbsd.c similarity index 96% rename from src/runtime/cgo/gcc_netbsd_386.c rename to src/runtime/cgo/gcc_netbsd.c index 97191f2847..16819ce8b4 100644 --- a/src/runtime/cgo/gcc_netbsd_386.c +++ b/src/runtime/cgo/gcc_netbsd.c @@ -2,6 +2,8 @@ // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. +//go:build netbsd && (386 || amd64 || arm || arm64) + #include #include #include diff --git a/src/runtime/cgo/gcc_netbsd_amd64.c b/src/runtime/cgo/gcc_netbsd_amd64.c deleted file mode 100644 index 02b5d0e430..0000000000 --- a/src/runtime/cgo/gcc_netbsd_amd64.c +++ /dev/null @@ -1,72 +0,0 @@ -// Copyright 2009 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -#include -#include -#include -#include -#include "libcgo.h" -#include "libcgo_unix.h" - -static void* threadentry(void*); -static void (*setg_gcc)(void*); - -void -x_cgo_init(G *g, void (*setg)(void*)) -{ - setg_gcc = setg; - _cgo_set_stacklo(g, NULL); -} - - -void -_cgo_sys_thread_start(ThreadStart *ts) -{ - pthread_attr_t attr; - sigset_t ign, oset; - pthread_t p; - size_t size; - int err; - - sigfillset(&ign); - pthread_sigmask(SIG_SETMASK, &ign, &oset); - - pthread_attr_init(&attr); - pthread_attr_getstacksize(&attr, &size); - - // Leave stacklo=0 and set stackhi=size; mstart will do the rest. - ts->g->stackhi = size; - err = _cgo_try_pthread_create(&p, &attr, threadentry, ts); - - pthread_sigmask(SIG_SETMASK, &oset, nil); - - if (err != 0) { - fatalf("pthread_create failed: %s", strerror(err)); - } -} - -extern void crosscall1(void (*fn)(void), void (*setg_gcc)(void*), void *g); -static void* -threadentry(void *v) -{ - ThreadStart ts; - stack_t ss; - - ts = *(ThreadStart*)v; - free(v); - - // On NetBSD, a new thread inherits the signal stack of the - // creating thread. That confuses minit, so we remove that - // signal stack here before calling the regular mstart. It's - // a bit baroque to remove a signal stack here only to add one - // in minit, but it's a simple change that keeps NetBSD - // working like other OS's. At this point all signals are - // blocked, so there is no race. - memset(&ss, 0, sizeof ss); - ss.ss_flags = SS_DISABLE; - sigaltstack(&ss, nil); - - crosscall1(ts.fn, setg_gcc, (void*)ts.g); - return nil; -} diff --git a/src/runtime/cgo/gcc_netbsd_arm.c b/src/runtime/cgo/gcc_netbsd_arm.c deleted file mode 100644 index 5f4e1fae4e..0000000000 --- a/src/runtime/cgo/gcc_netbsd_arm.c +++ /dev/null @@ -1,72 +0,0 @@ -// Copyright 2013 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -#include -#include -#include -#include -#include "libcgo.h" -#include "libcgo_unix.h" - -static void *threadentry(void*); - -static void (*setg_gcc)(void*); - -void -x_cgo_init(G *g, void (*setg)(void*)) -{ - setg_gcc = setg; - _cgo_set_stacklo(g, NULL); -} - - -void -_cgo_sys_thread_start(ThreadStart *ts) -{ - pthread_attr_t attr; - sigset_t ign, oset; - pthread_t p; - size_t size; - int err; - - sigfillset(&ign); - pthread_sigmask(SIG_SETMASK, &ign, &oset); - - pthread_attr_init(&attr); - pthread_attr_getstacksize(&attr, &size); - // Leave stacklo=0 and set stackhi=size; mstart will do the rest. - ts->g->stackhi = size; - err = _cgo_try_pthread_create(&p, &attr, threadentry, ts); - - pthread_sigmask(SIG_SETMASK, &oset, nil); - - if (err != 0) { - fatalf("pthread_create failed: %s", strerror(err)); - } -} - -extern void crosscall1(void (*fn)(void), void (*setg_gcc)(void*), void *g); -static void* -threadentry(void *v) -{ - ThreadStart ts; - stack_t ss; - - ts = *(ThreadStart*)v; - free(v); - - // On NetBSD, a new thread inherits the signal stack of the - // creating thread. That confuses minit, so we remove that - // signal stack here before calling the regular mstart. It's - // a bit baroque to remove a signal stack here only to add one - // in minit, but it's a simple change that keeps NetBSD - // working like other OS's. At this point all signals are - // blocked, so there is no race. - memset(&ss, 0, sizeof ss); - ss.ss_flags = SS_DISABLE; - sigaltstack(&ss, nil); - - crosscall1(ts.fn, setg_gcc, (void*)ts.g); - return nil; -} diff --git a/src/runtime/cgo/gcc_netbsd_arm64.c b/src/runtime/cgo/gcc_netbsd_arm64.c deleted file mode 100644 index b3fd268cf9..0000000000 --- a/src/runtime/cgo/gcc_netbsd_arm64.c +++ /dev/null @@ -1,73 +0,0 @@ -// Copyright 2019 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -#include -#include -#include -#include -#include "libcgo.h" -#include "libcgo_unix.h" - -static void *threadentry(void*); - -static void (*setg_gcc)(void*); - -void -x_cgo_init(G *g, void (*setg)(void*)) -{ - setg_gcc = setg; - _cgo_set_stacklo(g, NULL); -} - - -void -_cgo_sys_thread_start(ThreadStart *ts) -{ - pthread_attr_t attr; - sigset_t ign, oset; - pthread_t p; - size_t size; - int err; - - sigfillset(&ign); - pthread_sigmask(SIG_SETMASK, &ign, &oset); - - pthread_attr_init(&attr); - pthread_attr_getstacksize(&attr, &size); - // Leave stacklo=0 and set stackhi=size; mstart will do the rest. - ts->g->stackhi = size; - err = _cgo_try_pthread_create(&p, &attr, threadentry, ts); - - pthread_sigmask(SIG_SETMASK, &oset, nil); - - if (err != 0) { - fatalf("pthread_create failed: %s", strerror(err)); - } -} - -extern void crosscall1(void (*fn)(void), void (*setg_gcc)(void*), void *g); - -static void* -threadentry(void *v) -{ - ThreadStart ts; - stack_t ss; - - ts = *(ThreadStart*)v; - free(v); - - // On NetBSD, a new thread inherits the signal stack of the - // creating thread. That confuses minit, so we remove that - // signal stack here before calling the regular mstart. It's - // a bit baroque to remove a signal stack here only to add one - // in minit, but it's a simple change that keeps NetBSD - // working like other OS's. At this point all signals are - // blocked, so there is no race. - memset(&ss, 0, sizeof ss); - ss.ss_flags = SS_DISABLE; - sigaltstack(&ss, nil); - - crosscall1(ts.fn, setg_gcc, (void*)ts.g); - return nil; -}