diff options
Diffstat (limited to 'src/pkg/runtime/stubs.goc')
| -rw-r--r-- | src/pkg/runtime/stubs.goc | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/src/pkg/runtime/stubs.goc b/src/pkg/runtime/stubs.goc deleted file mode 100644 index e1b1a02101..0000000000 --- a/src/pkg/runtime/stubs.goc +++ /dev/null @@ -1,57 +0,0 @@ -// Copyright 2014 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. - -package runtime -#include "runtime.h" -#include "arch_GOARCH.h" -#include "malloc.h" -#include "stack.h" -#include "textflag.h" - -// This file contains functions called by Go but written -// in C. These functions are problematic for the garbage -// collector and stack copier because we don't have -// stack maps for them. So we must ensure that the -// garbage collector and stack copier cannot see these -// frames. So we impose the following invariants: - -// 1) Functions should be marked NOSPLIT and call -// out to only NOSPLIT functions (recursively). -// 2) Functions should not block. - -// These invariants do not hold yet but will be established once we have -// finished converting runtime support code from C to Go. - -#pragma textflag NOSPLIT -func runtime·getg() (ret *G) { - ret = g; -} - -#pragma textflag NOSPLIT -func runtime·acquirem() (ret *M) { - ret = g->m; - ret->locks++; -} - -#pragma textflag NOSPLIT -func runtime·releasem(mp *M) { - mp->locks--; - if(mp->locks == 0 && g->preempt) { - // restore the preemption request in case we've cleared it in newstack - g->stackguard0 = StackPreempt; - } -} - -#pragma textflag NOSPLIT -func runtime·gomcache() (ret *MCache) { - ret = g->m->mcache; -} - -#pragma textflag NOSPLIT -func reflect·typelinks() (ret Slice) { - extern Type *runtime·typelink[], *runtime·etypelink[]; - ret.array = (byte*)runtime·typelink; - ret.len = runtime·etypelink - runtime·typelink; - ret.cap = ret.len; -} |
