| // Copyright 2015 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. |
| |
| // +build linux |
| // +build mips64 mips64le |
| |
| package runtime |
| |
| func archauxv(tag, val uintptr) { |
| } |
| |
| //go:nosplit |
| func cputicks() int64 { |
| // Currently cputicks() is used in blocking profiler and to seed fastrand(). |
| // nanotime() is a poor approximation of CPU ticks that is enough for the profiler. |
| return nanotime() |
| } |
| |
| const ( |
| _SS_DISABLE = 2 |
| _NSIG = 129 |
| _SI_USER = 0 |
| _SIG_BLOCK = 1 |
| _SIG_UNBLOCK = 2 |
| _SIG_SETMASK = 3 |
| ) |
| |
| type sigset [2]uint64 |
| |
| var sigset_all = sigset{^uint64(0), ^uint64(0)} |
| |
| //go:nosplit |
| //go:nowritebarrierrec |
| func sigaddset(mask *sigset, i int) { |
| (*mask)[(i-1)/64] |= 1 << ((uint32(i) - 1) & 63) |
| } |
| |
| func sigdelset(mask *sigset, i int) { |
| (*mask)[(i-1)/64] &^= 1 << ((uint32(i) - 1) & 63) |
| } |
| |
| func sigfillset(mask *[2]uint64) { |
| (*mask)[0], (*mask)[1] = ^uint64(0), ^uint64(0) |
| } |