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Diffstat (limited to 'src/pkg/runtime/cgo/linux_386.c')
-rw-r--r--src/pkg/runtime/cgo/linux_386.c73
1 files changed, 0 insertions, 73 deletions
diff --git a/src/pkg/runtime/cgo/linux_386.c b/src/pkg/runtime/cgo/linux_386.c
deleted file mode 100644
index e9df5ffdc..000000000
--- a/src/pkg/runtime/cgo/linux_386.c
+++ /dev/null
@@ -1,73 +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 <string.h>
-#include "libcgo.h"
-
-static void *threadentry(void*);
-
-static void
-xinitcgo(void)
-{
-}
-
-void (*initcgo) = xinitcgo;
-
-void
-libcgo_sys_thread_start(ThreadStart *ts)
-{
- pthread_attr_t attr;
- pthread_t p;
- size_t size;
- int err;
-
- // Not sure why the memset is necessary here,
- // but without it, we get a bogus stack size
- // out of pthread_attr_getstacksize. C'est la Linux.
- memset(&attr, 0, sizeof attr);
- pthread_attr_init(&attr);
- size = 0;
- 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 %gs:0. Our dynamic 8.out's reserve 8 bytes
- * for the two words g and m at %gs:-8 and %gs:-4.
- * Xen requires us to access those words indirect from %gs:0
- * which points at itself.
- */
- asm volatile (
- "movl %%gs:0, %%eax\n" // MOVL 0(GS), tmp
- "movl %0, -8(%%eax)\n" // MOVL g, -8(GS)
- "movl %1, -4(%%eax)\n" // MOVL m, -4(GS)
- :: "r"(ts.g), "r"(ts.m) : "%eax"
- );
-
- crosscall_386(ts.fn);
- return nil;
-}