diff options
Diffstat (limited to 'src/pkg/runtime/cgo/linux_amd64.c')
-rw-r--r-- | src/pkg/runtime/cgo/linux_amd64.c | 63 |
1 files changed, 0 insertions, 63 deletions
diff --git a/src/pkg/runtime/cgo/linux_amd64.c b/src/pkg/runtime/cgo/linux_amd64.c deleted file mode 100644 index d9b8b3706..000000000 --- a/src/pkg/runtime/cgo/linux_amd64.c +++ /dev/null @@ -1,63 +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 <pthread.h> -#include "libcgo.h" - -static void* threadentry(void*); - -void -xinitcgo(void) -{ -} - -void (*initcgo)(void) = xinitcgo; - -void -libcgo_sys_thread_start(ThreadStart *ts) -{ - pthread_attr_t attr; - pthread_t p; - size_t size; - int err; - - pthread_attr_init(&attr); - pthread_attr_getstacksize(&attr, &size); - ts->g->stackguard = size; - err = pthread_create(&p, &attr, threadentry, ts); - if (err != 0) { - fprintf(stderr, "runtime/cgo: pthread_create failed: %s\n", strerror(err)); - abort(); - } -} - -static void* -threadentry(void *v) -{ - ThreadStart ts; - - ts = *(ThreadStart*)v; - free(v); - - ts.g->stackbase = (uintptr)&ts; - - /* - * libcgo_sys_thread_start set stackguard to stack size; - * change to actual guard pointer. - */ - ts.g->stackguard = (uintptr)&ts - ts.g->stackguard + 4096; - - /* - * Set specific keys. On Linux/ELF, the thread local storage - * is just before %fs:0. Our dynamic 6.out's reserve 16 bytes - * for the two words g and m at %fs:-16 and %fs:-8. - */ - asm volatile ( - "movq %0, %%fs:-16\n" // MOVL g, -16(FS) - "movq %1, %%fs:-8\n" // MOVL m, -8(FS) - :: "r"(ts.g), "r"(ts.m) - ); - crosscall_amd64(ts.fn); - return nil; -} |