blob: e440e7def35854c7fd71afecd569707bc1271b68 [file] [log] [blame]
// 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 "runtime.h"
#include "defs_GOOS_GOARCH.h"
#include "os_GOOS.h"
#include "signal_GOOS_GOARCH.h"
#include "../../cmd/ld/textflag.h"
runtime·lwp_mcontext_init(McontextT *mc, void *stack, M *mp, G *gp, void (*fn)(void))
mc->__gregs[REG_R15] = (uint32)runtime·lwp_tramp;
mc->__gregs[REG_R13] = (uint32)stack;
mc->__gregs[REG_R0] = (uint32)mp;
mc->__gregs[REG_R1] = (uint32)gp;
mc->__gregs[REG_R2] = (uint32)fn;
// TODO(minux)
#pragma textflag NOSPLIT
runtime·cputicks() {
// Currently cputicks() is used in blocking profiler and to seed runtime·fastrand1().
// runtime·nanotime() is a poor approximation of CPU ticks that is enough for the profiler.
// TODO: need more entropy to better seed fastrand1.
return runtime·nanotime();