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runtime: restructured signal_linux.go, added signal table for mips64.
Linux/mips64 uses a different signal table. To avoid code copying, signal table is factored out from signal_linux.go to sigtab_linux_generic.go. And a mips64-specific version is added. Change-Id: I842d7a7467c330bf772855fde01aecc77a42316b Reviewed-on: https://go-review.googlesource.com/14993 Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Yao Zhang
Minux Ma
parent
624f84536d
commit
846a9adf05
@ -6,79 +6,6 @@ package runtime
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import "unsafe"
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type sigTabT struct {
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flags int32
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name string
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}
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var sigtable = [...]sigTabT{
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/* 0 */ {0, "SIGNONE: no trap"},
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/* 1 */ {_SigNotify + _SigKill, "SIGHUP: terminal line hangup"},
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/* 2 */ {_SigNotify + _SigKill, "SIGINT: interrupt"},
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/* 3 */ {_SigNotify + _SigThrow, "SIGQUIT: quit"},
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/* 4 */ {_SigThrow + _SigUnblock, "SIGILL: illegal instruction"},
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/* 5 */ {_SigThrow + _SigUnblock, "SIGTRAP: trace trap"},
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/* 6 */ {_SigNotify + _SigThrow, "SIGABRT: abort"},
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/* 7 */ {_SigPanic + _SigUnblock, "SIGBUS: bus error"},
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/* 8 */ {_SigPanic + _SigUnblock, "SIGFPE: floating-point exception"},
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/* 9 */ {0, "SIGKILL: kill"},
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/* 10 */ {_SigNotify, "SIGUSR1: user-defined signal 1"},
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/* 11 */ {_SigPanic + _SigUnblock, "SIGSEGV: segmentation violation"},
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/* 12 */ {_SigNotify, "SIGUSR2: user-defined signal 2"},
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/* 13 */ {_SigNotify, "SIGPIPE: write to broken pipe"},
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/* 14 */ {_SigNotify, "SIGALRM: alarm clock"},
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/* 15 */ {_SigNotify + _SigKill, "SIGTERM: termination"},
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/* 16 */ {_SigThrow + _SigUnblock, "SIGSTKFLT: stack fault"},
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/* 17 */ {_SigNotify + _SigUnblock, "SIGCHLD: child status has changed"},
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/* 18 */ {0, "SIGCONT: continue"},
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/* 19 */ {0, "SIGSTOP: stop, unblockable"},
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/* 20 */ {_SigNotify + _SigDefault, "SIGTSTP: keyboard stop"},
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/* 21 */ {_SigNotify + _SigDefault, "SIGTTIN: background read from tty"},
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/* 22 */ {_SigNotify + _SigDefault, "SIGTTOU: background write to tty"},
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/* 23 */ {_SigNotify, "SIGURG: urgent condition on socket"},
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/* 24 */ {_SigNotify, "SIGXCPU: cpu limit exceeded"},
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/* 25 */ {_SigNotify, "SIGXFSZ: file size limit exceeded"},
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/* 26 */ {_SigNotify, "SIGVTALRM: virtual alarm clock"},
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/* 27 */ {_SigNotify + _SigUnblock, "SIGPROF: profiling alarm clock"},
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/* 28 */ {_SigNotify, "SIGWINCH: window size change"},
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/* 29 */ {_SigNotify, "SIGIO: i/o now possible"},
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/* 30 */ {_SigNotify, "SIGPWR: power failure restart"},
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/* 31 */ {_SigNotify, "SIGSYS: bad system call"},
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/* 32 */ {_SigSetStack + _SigUnblock, "signal 32"}, /* SIGCANCEL; see issue 6997 */
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/* 33 */ {_SigSetStack + _SigUnblock, "signal 33"}, /* SIGSETXID; see issues 3871, 9400, 12498 */
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/* 34 */ {_SigNotify, "signal 34"},
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/* 35 */ {_SigNotify, "signal 35"},
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/* 36 */ {_SigNotify, "signal 36"},
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/* 37 */ {_SigNotify, "signal 37"},
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/* 38 */ {_SigNotify, "signal 38"},
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/* 39 */ {_SigNotify, "signal 39"},
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/* 40 */ {_SigNotify, "signal 40"},
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/* 41 */ {_SigNotify, "signal 41"},
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/* 42 */ {_SigNotify, "signal 42"},
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/* 43 */ {_SigNotify, "signal 43"},
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/* 44 */ {_SigNotify, "signal 44"},
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/* 45 */ {_SigNotify, "signal 45"},
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/* 46 */ {_SigNotify, "signal 46"},
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/* 47 */ {_SigNotify, "signal 47"},
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/* 48 */ {_SigNotify, "signal 48"},
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/* 49 */ {_SigNotify, "signal 49"},
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/* 50 */ {_SigNotify, "signal 50"},
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/* 51 */ {_SigNotify, "signal 51"},
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/* 52 */ {_SigNotify, "signal 52"},
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/* 53 */ {_SigNotify, "signal 53"},
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/* 54 */ {_SigNotify, "signal 54"},
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/* 55 */ {_SigNotify, "signal 55"},
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/* 56 */ {_SigNotify, "signal 56"},
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/* 57 */ {_SigNotify, "signal 57"},
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/* 58 */ {_SigNotify, "signal 58"},
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/* 59 */ {_SigNotify, "signal 59"},
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/* 60 */ {_SigNotify, "signal 60"},
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/* 61 */ {_SigNotify, "signal 61"},
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/* 62 */ {_SigNotify, "signal 62"},
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/* 63 */ {_SigNotify, "signal 63"},
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/* 64 */ {_SigNotify, "signal 64"},
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}
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// Continuation of the (assembly) sigtramp() logic.
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//go:nosplit
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func sigtrampgo(sig uint32, info *siginfo, ctx unsafe.Pointer) {
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82
src/runtime/sigtab_linux_generic.go
Normal file
82
src/runtime/sigtab_linux_generic.go
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@ -0,0 +1,82 @@
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// Copyright 2009 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build !mips64
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// +build !mips64le
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// +build linux
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package runtime
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type sigTabT struct {
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flags int32
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name string
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}
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var sigtable = [...]sigTabT{
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/* 0 */ {0, "SIGNONE: no trap"},
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/* 1 */ {_SigNotify + _SigKill, "SIGHUP: terminal line hangup"},
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/* 2 */ {_SigNotify + _SigKill, "SIGINT: interrupt"},
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/* 3 */ {_SigNotify + _SigThrow, "SIGQUIT: quit"},
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/* 4 */ {_SigThrow + _SigUnblock, "SIGILL: illegal instruction"},
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/* 5 */ {_SigThrow + _SigUnblock, "SIGTRAP: trace trap"},
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/* 6 */ {_SigNotify + _SigThrow, "SIGABRT: abort"},
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/* 7 */ {_SigPanic + _SigUnblock, "SIGBUS: bus error"},
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/* 8 */ {_SigPanic + _SigUnblock, "SIGFPE: floating-point exception"},
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/* 9 */ {0, "SIGKILL: kill"},
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/* 10 */ {_SigNotify, "SIGUSR1: user-defined signal 1"},
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/* 11 */ {_SigPanic + _SigUnblock, "SIGSEGV: segmentation violation"},
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/* 12 */ {_SigNotify, "SIGUSR2: user-defined signal 2"},
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/* 13 */ {_SigNotify, "SIGPIPE: write to broken pipe"},
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/* 14 */ {_SigNotify, "SIGALRM: alarm clock"},
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/* 15 */ {_SigNotify + _SigKill, "SIGTERM: termination"},
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/* 16 */ {_SigThrow + _SigUnblock, "SIGSTKFLT: stack fault"},
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/* 17 */ {_SigNotify + _SigUnblock, "SIGCHLD: child status has changed"},
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/* 18 */ {0, "SIGCONT: continue"},
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/* 19 */ {0, "SIGSTOP: stop, unblockable"},
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/* 20 */ {_SigNotify + _SigDefault, "SIGTSTP: keyboard stop"},
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/* 21 */ {_SigNotify + _SigDefault, "SIGTTIN: background read from tty"},
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/* 22 */ {_SigNotify + _SigDefault, "SIGTTOU: background write to tty"},
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/* 23 */ {_SigNotify, "SIGURG: urgent condition on socket"},
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/* 24 */ {_SigNotify, "SIGXCPU: cpu limit exceeded"},
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/* 25 */ {_SigNotify, "SIGXFSZ: file size limit exceeded"},
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/* 26 */ {_SigNotify, "SIGVTALRM: virtual alarm clock"},
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/* 27 */ {_SigNotify + _SigUnblock, "SIGPROF: profiling alarm clock"},
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/* 28 */ {_SigNotify, "SIGWINCH: window size change"},
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/* 29 */ {_SigNotify, "SIGIO: i/o now possible"},
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/* 30 */ {_SigNotify, "SIGPWR: power failure restart"},
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/* 31 */ {_SigNotify, "SIGSYS: bad system call"},
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/* 32 */ {_SigSetStack + _SigUnblock, "signal 32"}, /* SIGCANCEL; see issue 6997 */
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/* 33 */ {_SigSetStack + _SigUnblock, "signal 33"}, /* SIGSETXID; see issues 3871, 9400, 12498 */
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/* 34 */ {_SigNotify, "signal 34"},
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/* 35 */ {_SigNotify, "signal 35"},
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/* 36 */ {_SigNotify, "signal 36"},
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/* 37 */ {_SigNotify, "signal 37"},
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/* 38 */ {_SigNotify, "signal 38"},
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/* 39 */ {_SigNotify, "signal 39"},
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/* 40 */ {_SigNotify, "signal 40"},
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/* 41 */ {_SigNotify, "signal 41"},
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/* 42 */ {_SigNotify, "signal 42"},
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/* 43 */ {_SigNotify, "signal 43"},
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/* 44 */ {_SigNotify, "signal 44"},
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/* 45 */ {_SigNotify, "signal 45"},
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/* 46 */ {_SigNotify, "signal 46"},
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/* 47 */ {_SigNotify, "signal 47"},
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/* 48 */ {_SigNotify, "signal 48"},
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/* 49 */ {_SigNotify, "signal 49"},
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/* 50 */ {_SigNotify, "signal 50"},
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/* 51 */ {_SigNotify, "signal 51"},
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/* 52 */ {_SigNotify, "signal 52"},
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/* 53 */ {_SigNotify, "signal 53"},
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/* 54 */ {_SigNotify, "signal 54"},
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/* 55 */ {_SigNotify, "signal 55"},
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/* 56 */ {_SigNotify, "signal 56"},
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/* 57 */ {_SigNotify, "signal 57"},
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/* 58 */ {_SigNotify, "signal 58"},
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/* 59 */ {_SigNotify, "signal 59"},
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/* 60 */ {_SigNotify, "signal 60"},
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/* 61 */ {_SigNotify, "signal 61"},
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/* 62 */ {_SigNotify, "signal 62"},
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/* 63 */ {_SigNotify, "signal 63"},
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/* 64 */ {_SigNotify, "signal 64"},
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}
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81
src/runtime/sigtab_linux_mips64x.go
Normal file
81
src/runtime/sigtab_linux_mips64x.go
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@ -0,0 +1,81 @@
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// Copyright 2015 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build mips64 mips64le
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// +build linux
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package runtime
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type sigTabT struct {
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flags int32
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name string
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}
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var sigtable = [...]sigTabT{
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/* 0 */ {0, "SIGNONE: no trap"},
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/* 1 */ {_SigNotify + _SigKill, "SIGHUP: terminal line hangup"},
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/* 2 */ {_SigNotify + _SigKill, "SIGINT: interrupt"},
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/* 3 */ {_SigNotify + _SigThrow, "SIGQUIT: quit"},
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/* 4 */ {_SigThrow + _SigUnblock, "SIGILL: illegal instruction"},
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/* 5 */ {_SigThrow + _SigUnblock, "SIGTRAP: trace trap"},
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/* 6 */ {_SigNotify + _SigThrow, "SIGABRT: abort"},
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/* 7 */ {_SigNotify, "SIGEMT"},
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/* 8 */ {_SigPanic + _SigUnblock, "SIGFPE: floating-point exception"},
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/* 9 */ {0, "SIGKILL: kill"},
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/* 10 */ {_SigPanic + _SigUnblock, "SIGBUS: bus error"},
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/* 11 */ {_SigPanic + _SigUnblock, "SIGSEGV: segmentation violation"},
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/* 12 */ {_SigNotify, "SIGSYS: bad system call"},
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/* 13 */ {_SigNotify, "SIGPIPE: write to broken pipe"},
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/* 14 */ {_SigNotify, "SIGALRM: alarm clock"},
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/* 15 */ {_SigNotify + _SigKill, "SIGTERM: termination"},
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/* 16 */ {_SigNotify, "SIGUSR1: user-defined signal 1"},
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/* 17 */ {_SigNotify, "SIGUSR2: user-defined signal 2"},
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/* 18 */ {_SigNotify + _SigUnblock, "SIGCHLD: child status has changed"},
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/* 19 */ {_SigNotify, "SIGPWR: power failure restart"},
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/* 20 */ {_SigNotify, "SIGWINCH: window size change"},
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/* 21 */ {_SigNotify, "SIGURG: urgent condition on socket"},
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/* 22 */ {_SigNotify, "SIGIO: i/o now possible"},
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/* 23 */ {0, "SIGSTOP: stop, unblockable"},
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/* 24 */ {_SigNotify + _SigDefault, "SIGTSTP: keyboard stop"},
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/* 25 */ {0, "SIGCONT: continue"},
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/* 26 */ {_SigNotify + _SigDefault, "SIGTTIN: background read from tty"},
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/* 27 */ {_SigNotify + _SigDefault, "SIGTTOU: background write to tty"},
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/* 28 */ {_SigNotify, "SIGVTALRM: virtual alarm clock"},
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/* 29 */ {_SigNotify + _SigUnblock, "SIGPROF: profiling alarm clock"},
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/* 30 */ {_SigNotify, "SIGXCPU: cpu limit exceeded"},
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/* 31 */ {_SigNotify, "SIGXFSZ: file size limit exceeded"},
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/* 32 */ {_SigSetStack + _SigUnblock, "signal 32"}, /* SIGCANCEL; see issue 6997 */
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/* 33 */ {_SigSetStack + _SigUnblock, "signal 33"}, /* SIGSETXID; see issues 3871, 9400, 12498 */
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/* 34 */ {_SigNotify, "signal 34"},
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/* 35 */ {_SigNotify, "signal 35"},
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/* 36 */ {_SigNotify, "signal 36"},
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/* 37 */ {_SigNotify, "signal 37"},
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/* 38 */ {_SigNotify, "signal 38"},
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/* 39 */ {_SigNotify, "signal 39"},
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/* 40 */ {_SigNotify, "signal 40"},
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/* 41 */ {_SigNotify, "signal 41"},
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/* 42 */ {_SigNotify, "signal 42"},
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/* 43 */ {_SigNotify, "signal 43"},
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/* 44 */ {_SigNotify, "signal 44"},
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/* 45 */ {_SigNotify, "signal 45"},
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/* 46 */ {_SigNotify, "signal 46"},
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/* 47 */ {_SigNotify, "signal 47"},
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/* 48 */ {_SigNotify, "signal 48"},
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/* 49 */ {_SigNotify, "signal 49"},
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/* 50 */ {_SigNotify, "signal 50"},
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/* 51 */ {_SigNotify, "signal 51"},
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/* 52 */ {_SigNotify, "signal 52"},
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/* 53 */ {_SigNotify, "signal 53"},
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/* 54 */ {_SigNotify, "signal 54"},
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/* 55 */ {_SigNotify, "signal 55"},
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/* 56 */ {_SigNotify, "signal 56"},
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/* 57 */ {_SigNotify, "signal 57"},
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/* 58 */ {_SigNotify, "signal 58"},
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/* 59 */ {_SigNotify, "signal 59"},
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/* 60 */ {_SigNotify, "signal 60"},
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/* 61 */ {_SigNotify, "signal 61"},
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/* 62 */ {_SigNotify, "signal 62"},
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/* 63 */ {_SigNotify, "signal 63"},
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/* 64 */ {_SigNotify, "signal 64"},
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}
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